• 专利附录
  • 专利说明
  • 权利要求
  • 类似技术
  • 同族专利
  • 引用文献
  • 法律状态
  • 优先权
    • 专利摘要:
    The present invention relates to the technical field of motor assembly, and provides an apparatus and method for assembly of an end cap of a drive motor. Device for assembling an end cap of a drive motor comprises: a mounting base provided with a groove for receiving a housing, and a wire fixing assembly comprising two clamping pieces arranged against each other wherein the two clamping pieces clamp electric wires of a drive motor by to change the spacing therebetween, and the wire fixing assembly is arranged on a side of the housing mounting base, the housing mounting base being provided in the drive motor end cap assembling device according to the present invention, wherein a housing is formed mounted in the housing mounting base, thereby limiting movement of the housing; wherein by applying the wire fixing assembly to one side of the housing mounting base for clamping the electric wires, the free bending of the electric wires can be avoided, and thereby damage to the electric wires can be avoided in the method of pressing an end cap into the housing; the two clamping pieces arranged against each other in the wire fixing assembly are favorable for clamping the electrical wires by means of a wire fixing assembly.
    公开号:BE1027948B1
    申请号:E20205436
    申请日:2020-06-17
    公开日:2021-08-20
    发明作者:Jinghong Tian；Hu Lan；Wei Zhang；Dongyun Wang；Shiju E
    申请人:Univ Zhejiang Normal；
    IPC主号:
    专利说明:

    APPARATUS AND PROCEDURE FOR JOINING AN END CAP
    OF DRIVE MOTOR Description
    FIELD The present invention relates to the technical field of motor assembly, in particular to an apparatus and method for assembling an end cap of a drive motor.
    BACKGROUND A drive motor mainly comprises an end cap, a housing, a stator mounted in the housing, and a rotor mounted in the stator. The rotor is driven to rotate by energizing the stator and/or the rotor. One end of the electrical wires is placed in the housing and the other end of the electrical wires is routed outside the housing.
    In the method of assembling the drive motor, in particular, in the method of pushing the end cap into the housing, the electric wires are easily damaged by compression because the electric wires are flexible and can be bent in any direction, leading to an increased rejection rate in production.
    SUMMARY In view of the above problem, the object of the present invention is to provide an apparatus and a method for assembling an end cap of a drive motor, so as to solve the problem that the electric wires are easily damaged by compression. in the method of assembling a drive motor.
    BE2020/5436 In order to achieve the above object, in one aspect, the present invention provides an apparatus for assembling an end cap of a drive motor, which comprises:
    a housing mounting base provided with a groove for receiving a housing, a wire fixing assembly comprising two clamping pieces arranged against each other, the two clamping pieces clamping electric wires of a drive motor by changing the spacing therebetween, the middle part one of the clamping pieces of the wire fixing assembly is bent towards the other clamping piece, and the wire fixing assembly is arranged on one side of the housing mounting base.
    Preferably, the wire mounting assembly includes a clamping piece mounting base connected to the housing mounting base, and the two clamping pieces are connected to the clamping piece mounting base, respectively.
    Preferably, the wire fastening assembly includes a detection switch for detecting whether the clamping pieces clamp the electrical wires.
    Preferably, the detection switch comprises a proximity switch arranged between the two clamping pieces.
    Preferably, the detection switch comprises a pressure switch, one end being connected to the clamping pieces and the other end being connected to the clamping piece mounting base.
    Preferably, the drive motor end cap assembly apparatus comprises an end cap mounting base and a drive assembly for driving the mounting base to move the end cap relative to the housing mounting base, the end cap mounting base being coaxial. is arranged relative to the mounting base for the housing.
    > BE2020/5436 Preferably, the device for assembling an end cap of a drive motor comprises a control unit electrically connected to the detection switch and the drive assembly.
    Preferably, a clearance groove for retaining clearance from the electrical wires is arranged on the periphery of the end cap mounting base and/or the housing mounting base.
    Preferably at least one of the two clamping pieces is an elastic part.
    Further, the present invention provides a method for assembling a drive motor end cap, which comprises the steps of: placing a housing with a rotor mounted therein and an end cap in a housing mounting base and a housing mounting base, respectively. the end cap; pressing electric wires of a drive motor into the space between two clamping pieces; and controlling the end cap mounting base to move toward the housing mounting base until the end cap mounting base presses the end cap into the periphery of the rotor. Compared with the prior art, in which the housing mounting base is provided in the drive motor end cap assembling apparatus according to the present invention, a housing can be fitted in the housing mounting base, and thus the movement is controlled. bounded from the housing; With the use of the wire fixing assembly on one side of the housing mounting base for clamping the electric wires, free bending of the electric wires can be avoided, thereby avoiding damage to the electric wires in the method of printing of an end cap in the housing, the two clamping pieces arranged against each other in the wire fastening assembly facilitate insertion of the electrical wires into the space between the two clamping pieces and are favorable for clamping the electrical wires by means of a wire fixing assembly.
    Other features and advantages of the present invention are further elaborated in the embodiments below.
    Brief description of the drawings
    The accompanying drawings which form part of the present invention are provided to aid further elucidation of the present invention; the illustrative embodiments and the accompanying description in the present invention are provided to set forth the present invention, and are not to be construed as limiting the present invention.
    In the Figures: Figure 1 is a schematic constructional schematic representation of the drive motor end cap assembly apparatus according to an embodiment of the present invention; Figure 2 is a schematic construction schematic of the housing mounting base and wire mounting assembly in Figure 1;
    Figure 3 is a front view of the housing mounting base and wire fastener assembly in Figure 1; Figure 4 is a schematic construction diagram of the housing mounting base and wire mounting assembly according to an embodiment of the present invention; Figure 5 is a schematic construction schematic representation of the housing mounting base with a rotor mounted thereon in Figure 4;
    Figure 6 is a schematic construction schematic representation of the housing mounting base in accordance with an embodiment of the present invention;
    Figure 7 is a right side view of the housing mounting base in Figure 6; Figure 8 is a schematic construction diagram of the clamping piece in accordance with an embodiment of the present invention. Reference numbers: 1 - Housing mounting base 2 - Wire fixing assembly 3 - End cap mounting base 4 - Drive assembly 5 - Control unit 6 - Electrical wire 7 - Housing 8 - End cap 21 - Clamp 22 - Clamp mounting base 23 - Sensing switch 31 - Freewheel groove
    DETAILED DESCRIPTION Hereinafter, some embodiments of the present invention will be further elaborated with reference to the accompanying drawings. It will be understood that the embodiments described herein are intended solely to describe and explain the invention rather than to limit the present invention. In the present invention, unless otherwise specified, the terms denoting orientations are used in the following manner; for example, "top" and "bottom" usually refer to the top and bottom indicated in the accompanying drawings. Hereinafter, the invention will be described in detail in exemplary embodiments with reference to Figs. 1-8. According to one aspect of the present invention, the present invention provides an apparatus for assembling an end cap 8 of a drive motor comprising, as shown in Figures 1-5:
    ° BE2020/5436 a mounting base 1 for a housing provided with a groove for receiving a housing 7, a wire fixing assembly 2, comprising two clamping pieces 21 arranged against each other, the two clamping pieces 21 being electric wires 6 of a drive motor clamping by changing the spacing therebetween, and, as shown in Fig. 8, wherein the middle part of one of the clamping pieces 21 of the wire fixing assembly 2 is bent towards the other clamping piece 21, and the wire fixing assembly 2 is arranged on one side of the mounting base 1 for the housing.
    With the housing mounting base 1 provided in the drive motor end cap assembling apparatus 8 according to the present invention, a housing 7 can be fitted in the housing mounting base 1, thus controlling the movement of the housing. 7 bounded; Using the wire fixing assembly 2 arranged on one side of the housing mounting base 1 for clamping the electric wires 6, free bending of the electric wires can be avoided, and thus damage to the electric wires 6 can be avoided in the method of pressing the end cap 8 into the housing 7; the two clamping pieces 21 arranged against each other in the wire fastening assembly 2 promote the insertion of the electric wires 6 into the space between the two clamping pieces 21 and it is favorable for clamping the electric wires 6 by means of the wire fixing assembly 2.
    In the above description, at least one of the two clamping pieces 21 is an elastic part, and the minimum distance between the two clamping pieces 21 is smaller than the outer diameter of the electric wires 6. Such a device on the one hand promotes the guiding of the electric wires 6 in the space between the two clamping pieces 21, and on the other hand prevents the electric wires 6 from detaching from the gap between the two clamping pieces 21.
    Further, each clamping piece 21 has a bent portion bent toward the other clamping piece 21 at the central portion thereof; further, 1s to fix the electric wires 6, a clamping portion formed on the bending portion, and 1s this arcuate and bent away from the other clamping piece 21, in such a way that the electric wires 6 are fixed by means of the two clamping portions when they are pressed. in the space between the two clamping pieces 21.
    According to an embodiment of the present invention, one end of the clamping pieces 21 is attached; in particular, one end of the clamping pieces 21 is fixedly connected to the clamping piece mounting base 22, preferably the clamping pieces 21 are releasably connected to the clamping piece mounting base 22. According to another embodiment of the present invention, the wire fixation assembly 2 comprises at least one telescopic element connected to the clamping pieces 21, thereby driving the clamping pieces 21 to move, thus controlling the distance between the two clamping pieces 21. in particular, one end of the telescopic element is connected to the clamping pieces 21, the other end of the telescopic element is connected to the clamping piece mounting base 22, and the control unit 5 is electrically connected to the telescopic element.
    In the above description, the telescopic element comprises an electric push rod, and a pneumatic cylinder or hydraulic cylinder. Preferably, the two clamping pieces 21 are arranged symmetrically with respect to a plane. Such a device promotes pressing of the electric wires 6 into the space between the two clamping pieces 21, and is thus favorable for the clamping pieces 21 for clamping the electric wires 6. In order to facilitate the mounting of the clamping pieces 21, the wire fastening assembly 2 comprises a clamping piece mounting base 22 connected to the housing mounting base 1, and the two clamping pieces 21 are connected to the clamping piece mounting base 22, respectively.
    Furthermore, according to an embodiment of the present invention, a connecting element is provided between the two clamping pieces 21, and the two ends of the connecting element are respectively connected to the two clamping pieces. Furthermore, the clamping pieces 21 and the connecting part are integrally formed and the connecting element is fixedly connected to the mounting base 22 for the clamping pieces. According to another embodiment of the present invention, one end of the two clamping pieces 21 is fixedly connected to the clamping piece mounting base 22, respectively.
    In order to prevent faulty fastening of electric wires by the clamping pieces 21, the wire fixing assembly 2 includes a detection switch 23 for detecting whether the clamping pieces 21 clamp the electric wires 6 and thus detecting whether the electric wires 6 are arranged in correct positions.
    According to an embodiment of the present invention, the detection switch 23 comprises a proximity switch arranged between the two clamping pieces 21, the scanning surface of the proximity switch faces in a direction in which the clamping pieces 21 are away from the clamping piece mounting base 22, and When the electric wires 6 enter the space between the two clamping pieces 21 and move towards the clamping piece mounting base 22 along the clearance between the two clamping pieces 21, the proximity switch is activated, thereby determining that the clamping pieces 21 are the clamp electrical wires 6.
    According to another embodiment of the present invention, the detection switch 23 comprises a pressure switch with one end connected to the clamping pieces 21 and the other end being connected to the clamping piece mounting base 22. The clamping piece 21 presses the push button by means of swinging or deforming. When the electric wires 6 enter the space between the two clamp pieces 21, the electric wires 6 press on the pressure switch, thereby activating the pressure switch, and it is determined that the clamp pieces 21 clamp the electric wires 6 .
    BE2020/5436 In order to facilitate the mounting of the end cap 8, the device for assembling an end cap 8 of a drive motor comprises an end cap mounting base 3 and a drive assembly 4 for driving the end cap mounting base 3 to move towards with respect to the housing mounting base 1, the end cap mounting base 3 having a groove for receiving the end cap 8, the end cap 8 being in a clearance fit with the groove and releasably connected to the end cap mounting base 3, the end cap mounting base 3 being coaxially arranged with the housing mounting base 1 . The drive assembly 4 includes a telescopic element which includes a pneumatic cylinder, a hydraulic cylinder or an electric pressure cap. Such an arrangement allows the drive assembly 4 to drive the end cap mounting base 3 to move toward or away from the housing mounting base 1 by means of telescope to mount the end cap 8 .
    Furthermore, in an embodiment of the present invention, in order to prevent the end cap 8 from slipping out of the end cap mounting base 3, an O-ring is provided on the side wall of the groove in the end cap mounting base 3, and presses the O-ring against the end cap 8 and thus prevent the end cap 8 from sliding out when the end cap 8 is fitted in the groove in the end cap mounting base 3.
    Further, the housing mounting base 1 is arranged below the end cap mounting base 3.
    According to another embodiment of the present invention, the end cap mounting base 3 is provided with a clamping means arranged at an open end of the groove in the end cap mounting base 3. In particular, the clamping means is a contractible ring, which clamps or releases the end cap 8 by changing its diameter.
    Preferably, the drive motor end cap assembly device prevents the end cap 8 from slipping from the end cap mounting base 3 by inserting an O-ring into the end cap mounting base 3 .
    The end cap 8 is provided with a clearance groove 31 for mounting electrical wires to prevent the end cap 8 from being rotated during the displacement process, thereby causing misalignment of the clearance groove 31 in the end cap 8 with the electrical wires, thereby the end cap mounting base 3 is provided with a positioning groove corresponding to a protrusion on the outer surface of the end cap 8, and the protrusion is provided with the positioning groove, thereby preventing the clearance groove 31 in the end cap 8 from being misaligned with the electrical wires.
    In order to control the movement of the end cap mounting base 3, the device for assembling an end cap 8 of a drive motor includes a control unit 5 electrically connected to the detection switch 23 and the drive assembly 4. transmits signals to the control unit 5. The control unit 5 judges whether the clamping pieces 21 clamp the electric wires 6 or not in accordance with the electric signals from the detection switch 23. The control unit 5 can control the movement of the end cap mounting base 3 only after it has determined that the clamping pieces 21 clamp the electric wires 6; otherwise, the control unit 5 does not control the movement of the end cap mounting base 3. In particular, after the technician mounts the housing 7 and the end cap 8 on the housing mounting base 1 and the end cap mounting base 3, respectively, the detecting switch 23 does not detect a corresponding signal before the technician places the electric wires 6 between the clamping pieces. 21. Even when the engineer operates the control unit 5 to control the movement of the end cap mounting base 3, the control unit 5 has no control over the movement of the end cap mounting base 3 until the engineer places the electric wires 6 between the clamping pieces. 21. At this point, the detecting switch 23 detects a corresponding signal, and the engineer can drive the control unit 5 to control the movement of the end cap mounting base 3, so that the control unit 5 can control the movement of the end cap mounting base 3 .
    In order to prevent the end cap mounting base 3 and/or the housing mounting base 1 from pressing against and damaging the electric wires 6, a clearance groove 31 for retaining the clearance from the electric wires 6 is arranged on the
    I BE2020/5436 outline of the mounting base 3 for the end cap and/or the mounting base 1 for the housing.
    Further, the present invention provides a method of assembling an end cap of a drive motor, which comprises the steps of: placing a housing 7 with a rotor mounted therein and an end cap 8 in a mounting base 1 for a housing and a mounting base 3 for an end cap, respectively; pressing electric wires 6 of a drive motor into a space between two clamping pieces 21; and controlling the end cap mounting base 3 to move toward the housing mounting base 1 until the end cap mounting base 3 presses the end cap 8 into the circumference of the rotor. In particular, the method of assembling an end cap 8 of a drive motor comprises the following: An end cap 8 is picked up by a worker or by a six-axis robot and is placed in the groove of the end cap mounting base 3, with the projection on the end cap 8 is provided with the positioning groove to position the end cap 8, and the O-ring in the end cap mounting base 3 presses against the end cap 8 to prevent the end cap 8 from slipping out; A housing 7 with a rotor mounted therein is placed by the workers or the six-axis robot in the groove of the housing mounting base 1, and the electric wires 6 are arranged towards the wire clamp assembly 2; The electric wires 6 are pressed into the clearance between the two clamping pieces 21; the electric wires 6 will not escape from the gap between the two clamping pieces 21 because the minimum distance between the two clamping pieces 21 is smaller than the outer diameter of the electric wires 6;
    The control unit 5 controls the drive assembly 4 to drive the end cap mounting base 3 to move toward the housing mounting base 1 so as to press the end cap 8 into the rotor, and, at the same time, the housing 7 and the end cap come 8 come into contact with each other and are fitted together;
    The housing 7 and the end cap 8 are fixed to each other, in particular the housing 7 and the end cap 8 are fixedly connected by means of bolts.
    Although the present invention has been described above in a number of preferred embodiments, however, the present invention is not limited to these preferred embodiments.
    Any modification, replacement with an equivalent part, and improvement made without departing from the spirit and premise of the present invention shall be deemed to fall within the scope of protection of the present invention.
    权利要求:
    Claims (10)
    [1]
    An apparatus for assembling an end cap of a drive motor, comprising: a housing mounting base (1) provided with a groove for receiving a housing (7), a thread fixing assembly (2) comprising two clamping pieces (21 ) arranged against each other, the two clamping pieces (21) clamping electric wires (6) of a drive motor by changing the spacing therebetween, whereby the middle part of one of the clamping pieces (21) of the wire fastening assembly (2) is bent to the other clamping piece (21), and the wire fixing assembly (2) is arranged on one side of the housing mounting base (1).
    [2]
    The drive motor end cap assembling device according to claim 1, wherein the wire mounting assembly (2) comprises a clamping piece mounting base (22) fixedly connected to the housing mounting base (1), and the two clamping pieces (21 ) are respectively connected to the mounting base (22) for the clamping pieces.
    [3]
    The drive motor end cap assembling device according to claim 2, wherein the wire fixing assembly (2) comprises a detection switch (23) for detecting whether the clamping pieces (21) clamp the electric wires (6).
    [4]
    The drive motor end cap assembly apparatus according to claim 3, wherein the detecting switch (23) comprises a proximity switch disposed between the two clamping pieces (21).
    [5]
    The drive motor end cap assembling device according to claim 3, wherein the detection switch (23) comprises a pressure switch, one end being connected to the clamping pieces (21) and the other end being connected to the mounting base (22) for the clamps.
    [6]
    An end cap assembly apparatus of a drive motor according to claim 3, comprising an end cap mounting base (3) and a drive assembly (4) for driving the end cap mounting base (3) to move relative to the housing mounting base (1), wherein the end cap mounting base (3) is provided with a groove for receiving an end cap (8), and the end cap mounting base (3) is arranged coaxially with respect to the mounting base ( 1) for the housing.
    [7]
    The drive motor end cap assembly apparatus according to claim 6, comprising a control unit (5) electrically connected to the detection switch (23) and the drive assembly (4).
    [8]
    The drive motor end cap assembling device according to claim 6, wherein a clearance groove (31) for retaining the clearance from the electric wires (6) is arranged on the periphery of the end cap mounting base (3) and /or the mounting base (1) for the housing.
    [9]
    The drive motor end cap assembling device according to claim 1, wherein at least one of the two clamping pieces (21) is an elastic member.
    [10]
    A method of assembling an end cap of a drive motor, comprising the steps of: placing a housing (7) with a rotor mounted therein and an end cap (8) respectively in a housing mounting base (1) and a mounting base (3) for the end cap; pressing electric wires (6) of a drive motor into the space between two clamping pieces (21); and controlling the end cap mounting base (3) to move toward the housing mounting base (1) until the end cap mounting base (3) meets the end cap (8) in the circumference of the rotor (7) press.
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    同族专利:
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    引用文献:
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    法律状态:
    2021-09-30| FG| Patent granted|Effective date: 20210820 |
    优先权:
    申请号 | 申请日 | 专利标题
    CN201911317783.5A|CN110868031A|2019-12-19|2019-12-19|Drive motor end cover assembly device and method|
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