• 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:
    A spiral servo press with adjustable thread turn including integrated and directly movable components, rocking work table and C-type body 6, the movable axis of the integrated part is in the vertical direction and fixed on top of the C-type body 6; The turntable is fixed in a concave hollow and is semi-closed by the C-type body 6. The integrated direct moving part is driven by the servo motor to realize the linear movement of the screws in the satellite roller screw pair, while the work table is driven by the servo motor to realize the rotary movement. The relative spiral movement is realized through the combination of the two movements and the thread pitch can be set and controlled through detection and feedback of the magnetic grid ruler. With this printing machine, screw machining adjustability is achieved, which has the advantages of simple structure, high transfer efficiency and work efficiency, and precise control. It is suitable for the machining of thread forms and screw extrusion.
    公开号:BE1026941A9
    申请号:E20205007
    申请日:2020-01-08
    公开日:2020-08-03
    发明作者:Hongling Hou；Qiao Li；Ruihu Lv
    申请人:Univ Shaanxi Technology；
    IPC主号:
    专利说明:

    [0001] The present invention belongs to the field of mechanical process and plant engineering, which includes a spiral servo press with an adjustable thread.
    [0002] In recent years, with the mature development of AC servo control technology, there are a variety of different forms of servo press, on the market two spiral presses namely a motor-driven and another hydraulically driven servo-spiral press appeared in time one after the other .
    [0003] At present, the motor-driven scroll press is usually motor-driven, and the electric maneuvering force is driven by mechanical gear technology to the screw to drive the screw. The normal screw nut mechanism has been eliminated because of its high transmission resistance and low transmission efficiency; The load-bearing capacity and the axial contact rigidity of the pair of ball screws are insufficient, which leads to insufficient rigidity and short service life of the linear gear system, which is not suitable for the gear unit of the press; Satellite roller screw pair as a new kind of gear mechanism has many outstanding advantages, such as low friction, high transmission efficiency, large bearing capacity, long life, small body and so on. It can very well meet the press workload,
    [0004] Therefore, due to the characteristics of the pair of satellite pulley screws, a kind of one
    [0005] The invention provides a servo press with an arbitrarily adjustable thread that realizes the pressure processing of screw and set screw parts with different guide paths.
    [0006] The technical plan adopted by the invention is as follows: A spiral servo press with adjustable thread including integrated and directly movable components, rocking work table and C-type body 6, the movable axis of the integrated part is located in the vertical direction and fixed at the top C-type body 6; The turntable is fixed in a concave hollow and is semi-closed by the C-type body 6. The rectilinear feed directions of the integrated straight moving components are perpendicular to the pivoting plane of the turntable to one another and the turntable has a hollow structure.
    [9007] [9007] The above-mentioned integrated, directly movable components include servo lead screw motor and satellite roller screw pair: servo lead screw motor is made up of machine housing 4, upper cover 1, lower cover 5, stator core 16, permanent magnet 17, stator winding 18 and motor rotor 19; The stator core 16, permanent magnet 17, stator winding 18 form the motor stator, permanent magnet 17 is laid evenly in stator core 16, stator winding 18 is wound around each individual tooth of stator core 16; The motor rotor
    [0008] The swivel work table contains the clamping chuck 7, turntable 8, gear 9, box body 10, servo rotary table motor 11, decelerator 12, mounting plate 13, external gear 14, pivot bearing 15; Servo turntable motor 11 and decelerator 12 are connected to one another coaxially, decelerator 12 and box body 10 are firmly connected via mounting plate 13; Retarder 12 and external gear 14 are connected by keys, gear 39 meshes with external gear 14; Gear wheel 9 is connected to the turntable, the turntable 8 is a hollow disk structure which is connected to the box body 10 by the pivot bearing 15 and is rotated about the fixed axis relative to the box body 10; The chuck 7 is mounted on the turntable 8, the center of the chuck 7 is designed to be coaxial with the center hole of the turntable 8; The box body 10 is fixed in the cavity of the C-body 6; A circular photoelectric coding machine is installed between the turntable 8 and the box body 10}.
    [0009] Advantages of the invention: integrated and directly movable components hei servo lead screw motor and satellite roller screws has realized the rectilinear movement of the lead screw; The rotary and hollow structure is created by the drive between the servo rotary motor and gears; Due to the closed circuit control between the circular coding machine and the servo motor, also between the magnetic grid ruler and the servo lead screw motor, as well as the movement control of the servo rotary motor and the lead screw, the spiral movement is realized at every helix between the turntable and the screw. At the same time, it is also possible to set the pitch at any time during the relative movement of the threaded spindle between the turntable and the screw. The two servomotors are driven directly by this device. It has the advantages of
    [0013] The present invention is described in detail in connection with the following figures: Figure 1, A spiral servo press with adjustable thread including integrated and directly movable components, rocking work table and C-type body 6, the movable axis of the integrated part is in the vertical direction and fixed on top of the C-type body 6; The turntable is fixed in a concave hollow and is semi-closed by the C-type body 6. The rectilinear feed directions of the integrated straight moving components are perpendicular to the pivot plane of the turntable and the turntable is structured to be hollow.
    [0014] Figure 53, servo lead screw motor is formed from machine housing 4, upper cover 1, lower cover 5, stator core 16, permanent magnet 17, stator winding 18 and motor rotor 19; The stator core 16, permanent magnet 17, stator winding 18 form the motor stator, permanent magnet 17 is laid evenly in stator core 16, stator winding 18 is wound around each individual tooth of stator core 16; The motor rotor 19 is shaped according to the external convex, the motor rotor 19 is connected to the outside of the nut 20, the motor rotor 19 is connected to the upper cover 1 and lower cover 5 through the bearing 3, the upper cover 1 and lower cover 5 both belong to the hollow permeable Cover, and it connects to one another through the machine housing 4 and forms the housing of the servo motor, lower cover 5 is attached to the top of the type C body 6, hollow round hole at the upper cover 1 has a through-groove; The rotary transformer or coding machine is placed between the motor rotor and the top cover; Satellite roller screw pair contains a nut 20, a lead screw 21, several rollers 22, two internal gears 24, two cages 25, two spring washers 26; The roller 22 has the same structure with the lead screw in the middle and, the, straight teeth at both ends with an axial axis and a cylindrical surface: the rollers 22 are evenly distributed in the inner hole of the nut 20 and outside on the lead screw 21, and the nut 20 is coaxially connected to the lead screw 21; Two internal gears 24 and two cages 25 are fixed at both ends of the nut 20 by two spring washers 26, the cage 25 is a hollow ring with several evenly distributed cylindrical holes, and the cylindrical surface at both ends of the roller 22 is located in several cylindrical holes of the cage 25, while the axially outer, straight teeth at both ends of the roller 22 with internal gears 24 are operated.
    [9015] [9015] Figure 2, one end of the lead screw 21 is fixed with a flat guide key 2, installed at the other end by the flange 23; The hollow keyway of the top cover 1 is installed together with the flat guide key 2; A straight lattice ruler is installed between the end of the lead screw 21 and the top cover.
    [0016] The swivel work table contains the clamping chuck 7,
    [0017] Working process of the invention Under the drive of servo drive control from the servo lead screw motor, the motor rotor 19 rotates and then it drives the nut 20 which is connected to the motor rotor 19 on the upper and lower covers, that is, they can only rotate opposite the type C body; The screw 21 which is connected to the nut 20 is limited by the flat guide wrench 2, and the rotation of the nut 20 drives the screw 21 to slip along the axial direction, whereby a translation is realized. The moving position is monitored in real time by the grid ruler between screw 21 and type C body 6 and fed back to the servo drive control.
    [0018] At the same time, the servo turntable motor 11 is driven by actuation of the servo drive control of the decelerator 12, the outer gear 14 and the inner gear ring 9, then also by the relative box body 19 to rotate. After the rotor 19 is turned on, the rotor rotation 19 drives the nut 20 to rotate, and a circular photoelectric coding machine between the turntable surface & and the box 10 has realized feedback from the position of the turntable surface 8 back to the servo-controller, and is with the screw 21 directly connected.
    [0019] [0019] Functional principle of the invention: Integrated and directly movable components in servo lead screw motors and satellite pulley screws have implemented the linear movement of lead screw; The rotary and hollow structure is created by the drive between the servo rotary motor and gears; Due to the closed loop control between the circular coding machine and the servo motor, also between the magnetic grid ruler and the servo motor, as well as the motion control of the servo rotary motor and the lead screw, the spiral movement is realized with every helix between the turntable and the screw. At the same time, it is also possible to set the pitch at any time during the relative movement between the threaded spindle and the turntable, so that it is suitable for machining of thread shapes and screw extrusion, in particular the processing and testing of screw extrusion.
    权利要求:
    Claims (4)
    [1]
    1. A spiral servo press with adjustable thread including integrated and directly movable components, rocking work table and C-type body (6), the movable axis of the integrated part is in the vertical direction and is fixed on top of the C-type body (6) 7 The turntable is fixed in a concave hollow cavity and is semi-closed from the C-type body (6), the rectilinear feed directions of the integrated straight moving components are perpendicular to the pivoting plane of the turntable and the turntable is structured hollow,
    [2]
    2. According to Explanation 1, the characteristic of the spiral servo press with adjustable thread pitch is as follows: the above-mentioned integrated direct moving components include servo lead screw motor and satellite roller screw pair: servo lead screw motor is formed from the machine housing ({4), top cover (1) , Lower cover (5), stator core (16), permanent magnet (17), stator winding (18) and motor rotor (18); Stator core {16}, permanent magnet (17), stator winding {18} form the motor stator, permanent magnet (17) is laid evenly in the stator core (16), the stator winding (18) is wound around each individual tooth of the stator core (16); The motor rotor (19) is shaped according to the external convex, the motor rotor (19) is connected to the outside of the nut (20), the motor rotor (19) is connected to the upper cover {1} and lower cover (5) through the bearing ( 3) connected, the upper cover {1} and lower cover (5) both belong to the hollow, permeable cover, and it connects to each other through the machine housing (4)
    and forms the housing of the servomotor, lower cover {5} is attached to the top of the type C body (6), hollow round hole at the top cover (1) has a through keyway; The rotary transformer or coding machine is placed between the motor rotor and the top cover,
    [3]
    3. According to claim 1 stelit the property of the spiral servo press with adjustable thread pitch as the following: Satellite roller screw pair contains a nut (20), a lead screw (21), several rollers (22), two internal gears {24}, two cages (25) , two spring washers (26); The roller (22) has the same structure with the leispindle in the middle and, the straight teeth on both ends with an axial axis and a cylindrical surface; The rollers (22) are evenly distributed in the inner hole of the nut (20) and outside on the lead screw (21), and the nut (20) is connected coaxially to the lead screw (21); Two internal gears {24} and two cages (25) are fixed at both ends of the nut (20) by two spring washers (26), the cage (25) is a hollow ring with several evenly distributed cylindrical holes, and the cylindrical surface on both Ends of the roller (22) are located in several cylindrical holes of the cage {25}, while the axially outer, straight teeth at both ends of the roller (22) are operated by internal gears (24); One end of the lead screw (21) is fixed with a guide flat key 2, installed at the other end by the flange (23); The hollow keyway of the top cover (1) is installed together with the flat guide key (2); A straight lattice ruler is installed between the end of the lead screw (21) and the Type C body (6).
    [4]
    4. According to claim 1, the property of the
    Spiral servo press with adjustable thread like the following: the swivel work table contains the clamping chuck (7), turntable (8), gear (9), box body (10), servo turntable motor {11}, decelerator (12), mounting plate (13), External gear (14), pivot bearing (15); Servo turntable motor {11} and retarder (12) are connected to each other coaxially, retarder (12) and the box body (10) are firmly connected via mounting plate {15}; The retarder (12) and the external gear (14) are connected by a key, the gear (9) engages with the external gear {14}; The gear wheel (9) is connected to the turntable (8), the turntable (8) is a hollow disk structure which is connected to the box body (10) by the pivot bearing (15) and is rotated relative to the box body (10) and the fixed axis; The chuck (7) is mounted on the turntable (8), the center of the chuck (7) is designed to be coaxial with the center hole of the turntable (5); The box body (10) is fixed in the cavity of the C-body (6); A circular photoelectric coding machine is placed between the turntable (8) and the
    Box body (10) installed.
    类似技术:
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    同族专利:
    公开号 | 公开日
    BE1026941A1|2020-07-28|
    BE1026941B1|2021-02-10|
    CN109849398A|2019-06-07|
    引用文献:
    公开号 | 申请日 | 公开日 | 申请人 | 专利标题
    US1799718A|1928-04-07|1931-04-07|Ceramic Machinery Company|Press|
    US3847075A|1973-10-16|1974-11-12|Wean United Inc|Turntable apparatus for presses|
    JP2908809B2|1989-05-22|1999-06-21|株式会社アマダ|Press machine|
    JPH11151631A|1997-09-17|1999-06-08|Amada Eng Center Co Ltd|Electric table and press machine|
    FR2951989B1|2009-10-30|2012-02-03|Medelpharm|INSTALLATION FOR PRODUCING A SOLID PRODUCT FROM ONE OR MORE PULVERULENT MATERIALS|
    JP6422950B2|2013-05-27|2018-11-14|サルヴァニーニ イタリア エッセ．ピ．ア．ＳＡＬＶＡＧＮＩＮＩ ＩＴＡＬＩＡ Ｓ．ｐ．Ａ．|Drilling device|
    CN103962423B|2014-04-09|2016-01-20|西安交通大学|A kind of servo direct driving type harmonic drive spiral bender|
    法律状态:
    2021-04-19| FG| Patent granted|Effective date: 20210210 |
    优先权:
    申请号 | 申请日 | 专利标题
    CN201910040426.2A|CN109849398A|2019-01-16|2019-01-16|A kind of arbitrarily adjustable spiral servo press machine of screw pitch|
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