CN218997813U

CN218997813U - Rotatable positioning clamping jaw stepping motor

Info

Publication number: CN218997813U
Application number: CN202223099767.3U
Authority: CN
Inventors: 钟乘财; 廖文瑜; 梁炼诚
Original assignee: Guangzhou Hanbang Motor Co ltd
Current assignee: Guangzhou Hanbang Motor Co ltd
Priority date: 2022-11-22
Filing date: 2022-11-22
Publication date: 2023-05-09
Anticipated expiration: 2032-11-22

Abstract

The utility model discloses a rotatable positioning clamping jaw stepping motor which comprises a sliding block, a movable inclined block, a limiting baffle, a connecting nut, a cylinder body, a disc flange, a hollow shaft, a first rotor core, a first stator core, a shaft sleeve, a trapezoidal screw rod, a second stator core and a second rotor core.

Description

Rotatable positioning clamping jaw stepping motor

Technical Field

The utility model relates to the technical field of workpiece clamping and picking, in particular to a rotatable positioning clamping jaw stepping motor.

Background

In the workpiece assembling and machining process, the workpiece is required to be picked up and clamped, a rotary positioning function is used for enabling the workpiece to occupy the correct position for machining or detecting multiple machining contents, however, a common clamp cannot finish multiple machining contents in one-time clamping, repeated clamping and realignment are required, so that the working efficiency is low, the pneumatic clamping jaw is widely used at present, the pneumatic clamping jaw is powered by compressed air, the working principle is that the air compressor is used for converting mechanical energy output by other original devices into pressure energy of air, then the pressure energy is converted into mechanical energy in a linear motion or rotary motion mode through the actuating element under the action of the control element, various actions are completed, when positive pressure is input, the clamping jaw can be rotated forward for gripping motion, negative pressure is input, the clamping jaw can be rotated for loosening motion, but the position of the clamping jaw is difficult to accurately adjust due to the limitation of a power source, pneumatic driving equipment is required at the same time, the exhaust noise is large, and the equipment cost is high, so that the design of the rotary positioning clamping jaw stepping motor is necessary for replacing the pneumatic clamping jaw to reduce the equipment cost, and simultaneously realizing accurate adjustment of the clamping jaw position.

Disclosure of Invention

First, the technical problem to be solved

The utility model aims to provide a rotatable positioning clamping jaw stepping motor which is used for solving the problems that the existing pneumatic clamping jaw equipment is high in cost and accurate adjustment of the clamping jaw position is difficult to realize.

(II) summary of the utility model

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a but rotary positioning clamping jaw step motor, includes slider, activity sloping block, spacing separation blade, coupling nut, cylinder body, mounting panel, disc flange, hollow shaft, first rotor core, first stator core, first magnet steel, axle sleeve, trapezoidal lead screw, second magnet steel, second stator core and second rotor core, be provided with spacing separation blade in the slider, and the cooperation is connected with the activity sloping block in the slider, is provided with coupling nut on the activity sloping block, and the cooperation of activity sloping block is connected in the cylinder body, and one side of cylinder body is provided with the mounting panel.

Preferably, one side of the mounting plate is provided with a second front end cover, a disc flange is arranged between the second front end cover and the mounting plate, the second front end cover is sleeved on the hollow shaft through a first bearing, a trapezoidal screw rod is arranged on the hollow shaft, and one end of the trapezoidal screw rod is connected to the connecting nut in a matched mode.

Preferably, the hollow shaft is sleeved with a first rotor core, first magnetic steel is arranged between the first rotor cores, the first rotor core is provided with a first stator core, the hollow shaft is connected with a first rear end cover through bearing fit, and the first stator core is located between the second front end cover and the first rear end cover.

Preferably, a first front end cover is arranged on one side of the first rear end cover, a third bearing is sleeved in the first front end cover, the third bearing is sleeved with one end of the shaft sleeve, and the shaft sleeve is sleeved on the trapezoidal screw rod.

Preferably, the shaft sleeve is sleeved with a second rotor core, second magnetic steel is arranged between the second rotor cores, the second rotor core is provided with a second stator core, one side of the second stator core is mutually attached to the first front end cover, the other side of the second stator core is attached to the second rear end cover, a second bearing is sleeved in the second rear end cover, and the second bearing is sleeved at one end of the shaft sleeve.

(III) beneficial effects

The rotatable positioning clamping jaw stepping motor provided by the utility model has the advantages that: the stepping motor is adopted to replace the original pneumatic clamping jaw, when current flows through the stator winding, a vector magnetic field is generated, the magnetic field drives the first rotor core to rotate, pulse signals are input to the motor, the first rotor core or the second rotor core rotates, and then the hollow shaft or the trapezoidal screw rod is driven to rotate through the rotation of the first rotor core or the second rotor core, the rotating motion in different directions is realized through the structure mode of overlapping by adopting the double motors, the motor provided with the trapezoidal screw rod is arranged at the tail part of the motor provided with the hollow shaft, the trapezoidal screw rod penetrates through the hollow shaft and is engaged with threads in the connecting nut, further, the linear motion of spiral transmission is realized, the trapezoidal screw rod is utilized to rotate the connecting nut to push the movable inclined block, the opening and closing actions of the sliding block are realized, the shaft end of the motor provided with the hollow shaft is fixedly connected with the disc flange, the disc flange is fixed at the center position of the mounting plate, the mounting plate is fixed on the end face of the cylinder body through screws, the rotation of the hollow shaft drives the cylinder body to rotate, the traditional pneumatic clamping jaw is replaced, the accurate adjustment of the clamping jaw position is realized, meanwhile pneumatic equipment is not needed, and the equipment cost is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a front cross-sectional view of the overall structure of the present utility model.

In the figure: 1. a slide block; 2. a movable sloping block; 3. a limiting baffle; 4. a coupling nut; 5. a cylinder; 6. a mounting plate; 7. a disc flange; 8. a hollow shaft; 9. a first front end cap; 10. a first bearing; 11. a first rotor core; 12. a first stator core; 13. a first magnetic steel; 14. a first rear end cap; 15. a shaft sleeve; 16. a trapezoidal screw; 17. a second bearing; 18. a second magnetic steel; 19. a second rear end cap; 20. a second stator core; 21. a third bearing; 22. a second front end cap; 23. and a second rotor core.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1, an embodiment of the present utility model is provided: the rotatable positioning clamping jaw stepping motor comprises a sliding block 1, a movable inclined block 2, a limiting baffle 3, a connecting nut 4, a cylinder body 5, a mounting plate 6, a disc flange 7, a hollow shaft 8, a first rotor core 11, a first stator core 12, a first magnetic steel 13, a shaft sleeve 15, a trapezoidal screw 16, a second magnetic steel 18, a second stator core 20 and a second rotor core 23, wherein the limiting baffle 3 is arranged in the sliding block 1, the movable inclined block 2 is connected in the sliding block 1 in a matched manner, the connecting nut 4 is arranged on the movable inclined block 2, the movable inclined block 2 is connected in the cylinder body 5 in a matched manner, one side of the cylinder body 5 is provided with the mounting plate 6, one side of the mounting plate 6 is provided with a second front end cover 22, the disc flange 7 is arranged between the second front end cover 22 and the mounting plate 6, a first bearing 10 is sleeved in the second front end cover 22, and the first bearing 10 is sleeved on the hollow shaft 8, a trapezoidal screw rod 16 is arranged on the hollow shaft 8, one end of the trapezoidal screw rod 16 is connected on the connecting nut 4 in a matching way, a first rotor iron core 11 is sleeved on the hollow shaft 8, a first magnetic steel 13 is arranged between the first rotor iron cores 11, a first stator iron core 12 is arranged on the first rotor iron core 11, a first rear end cover 14 is connected on the hollow shaft 8 in a matching way through a bearing, the first stator iron core 12 is positioned between a second front end cover 22 and the first rear end cover 14, a first front end cover 9 is arranged on one side of the first rear end cover 14, a third bearing 21 is sleeved in the first front end cover 9, one end of a sleeve 15 is sleeved on the trapezoidal screw rod 16 in a sleeve 15, a second rotor iron core 23 is sleeved on the sleeve 15, a second magnetic steel 18 is arranged between the second rotor iron cores 23, a second stator iron core 20 is arranged on the second rotor iron core 23, one side of the second stator core 20 is attached to the first front end cover 9, the other side of the second stator core 20 is attached to the second rear end cover 19, a second bearing 17 is sleeved in the second rear end cover 19, the second bearing 17 is sleeved at one end of the shaft sleeve 15, and the second stator core 20 is limited through the second rear end cover 19, so that the structural stability of the stepping motor is improved;

specifically, the utility model adopts a stepping motor to replace the original pneumatic clamping jaw, when current flows through a stator winding, a vector magnetic field is generated, the magnetic field drives a first rotor core 11 to rotate, pulse signals are input to the motor, the first rotor core 11 or a second rotor core 23 is enabled to rotate, further, the first rotor core 11 or the second rotor core 23 rotates to carry out rotary motion with a hollow shaft 8 or a trapezoidal screw rod 16, the rotary motion in different directions is realized by adopting a double-motor overlapped structure mode, a motor provided with the trapezoidal screw rod 16 is arranged at the tail part of the motor provided with the hollow shaft 8, the trapezoidal screw rod 16 penetrates through the hollow shaft 8 and is engaged through threads in the connecting nut 4, further, the linear motion of spiral transmission is realized, the trapezoidal screw rod 16 rotates the connecting nut 4 to push the movable inclined block 2, the opening and closing actions of the sliding block 1 are realized, the shaft end of the motor provided with the hollow shaft 8 is fixedly connected with the disc flange 7, the disc flange 7 is fixed at the center position of the mounting plate 6, the mounting plate 6 is fixedly arranged at the end face of the cylinder 5 through screws, the rotation of the hollow shaft 8 drives the cylinder 5 to rotate to realize the rotary motion, the traditional pneumatic clamping jaw is replaced, the accurate position regulation is realized, and meanwhile, the pneumatic clamping jaw cost is not matched with pneumatic equipment is reduced.

The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. But rotary positioning clamping jaw step motor, including slider (1), activity sloping block (2), spacing separation blade (3), coupling nut (4), cylinder body (5), mounting panel (6), disc flange (7), hollow shaft (8), first rotor core (11), first stator core (12), first magnet steel (13), axle sleeve (15), trapezoidal lead screw (16), second magnet steel (18), second stator core (20) and second rotor core (23), its characterized in that: be provided with spacing separation blade (3) in slider (1), and the cooperation is connected with activity sloping block (2) in slider (1), is provided with coupling nut (4) on the activity sloping block (2), and activity sloping block (2) cooperation is connected in cylinder body (5), and one side of cylinder body (5) is provided with mounting panel (6).

2. The rotatable positioning jaw stepper motor of claim 1, wherein: one side of mounting panel (6) is provided with second front end housing (22), and is provided with disc flange (7) between second front end housing (22) and mounting panel (6), has cup jointed first bearing (10) in second front end housing (22), and first bearing (10) cup joint on hollow shaft (8), is provided with trapezoidal lead screw (16) on hollow shaft (8), and the one end cooperation of trapezoidal lead screw (16) is connected on coupling nut (4).

3. The rotatable positioning jaw stepper motor of claim 2, wherein: the hollow shaft (8) is sleeved with a first rotor core (11), first magnetic steel (13) is arranged between the first rotor cores (11), a first stator core (12) is arranged on the first rotor core (11), a first rear end cover (14) is connected to the hollow shaft (8) through bearing fit, and the first stator core (12) is located between a second front end cover (22) and the first rear end cover (14).

4. A rotatable positioning jaw stepper motor as defined in claim 3, wherein: one side of the first rear end cover (14) is provided with a first front end cover (9), a third bearing (21) is sleeved in the first front end cover (9), the third bearing (21) is sleeved with one end of a shaft sleeve (15), and the shaft sleeve (15) is sleeved on a trapezoidal screw (16).

5. The rotatable positioning jaw stepper motor of claim 4, wherein: the shaft sleeve (15) is sleeved with a second rotor core (23), second magnetic steel (18) is arranged between the second rotor cores (23), the second rotor cores (23) are provided with second stator cores (20), one side of each second stator core (20) is mutually attached to the first front end cover (9), the other side of each second stator core (20) is attached to the second rear end cover (19), the second rear end cover (19) is sleeved with a second bearing (17), and the second bearing (17) is sleeved at one end of the shaft sleeve (15).