CN221291205U

CN221291205U - Positioning and clamping device for machining parts

Info

Publication number: CN221291205U
Application number: CN202322512512.3U
Authority: CN
Inventors: 郭玉龙; 孙宁
Original assignee: Qinhuangdao Qianrui Mechanical Equipment Manufacturing Co ltd
Current assignee: Qinhuangdao Qianrui Mechanical Equipment Manufacturing Co ltd
Filing date: 2023-09-15
Publication date: 2024-07-09
Anticipated expiration: 2033-09-15

Abstract

The utility model relates to the technical field of part machining and positioning, in particular to a positioning and clamping device for part machining, which comprises a supporting seat, a workbench and a positioning frame, wherein the supporting seat is arranged on the workbench and comprises a clamping plate, a clamping plate and a clamping plate, wherein the clamping plate is arranged on the clamping plate, and the clamping plate is arranged on the clamping plate: the inside symmetry of locating rack is provided with location fixture, the side of locating rack is provided with height adjustment mechanism, the inside of workstation is provided with drive mechanism, this locating clamping device is used in spare part processing, when using, remove the setting that drives the locating rack and remove through T shape piece, after the spare part is held at two conflict boards, the vertical height of spare part can be portable to this design, thereby the omnidirectional is convenient for carry out processing to the spare part, cooperation stopper removes simultaneously and drives the lateral position that the limiting cap can portable adjustment spare part in workstation top removal, and then the processing of the different positions is realized to the spare part to the later stage machine of being convenient for, make the required position of the spare part processing technology of device self-adaptation, overall adaptability is stronger, comprehensive benefits is good.

Description

Positioning and clamping device for machining parts

Technical Field

The utility model relates to the technical field of part machining and positioning, in particular to a positioning and clamping device for part machining.

Background

The process that the parts occupy a certain correct position on a machine tool or a clamp before machining is called positioning, and the operation that the positioning position of a workpiece is kept unchanged during machining is called clamping;

The utility model discloses a "location clamping device for machine parts processing" of patent number "CN216228915U, the device drives the grip block through starting electric telescopic handle and moves about for the grip block realizes when removing that spare part and fixed grip block hug closely or separate, and then reaches fixed effect, but the device is limited to fixed spare part, can not fine carry out position control to spare part in later processing procedure, and whole practicality is less than good.

Disclosure of utility model

The utility model aims to solve the problems and provide the positioning and clamping device for processing the parts, which solves the problem that the existing positioning and clamping device for processing the parts cannot well adjust the positions of the parts in the later processing procedure.

A positioning and clamping device for processing parts comprises a supporting seat, a workbench and a positioning frame: the upper surfaces of the two supporting seats are provided with work tables, the upper surfaces of the work tables are connected with positioning frames in a sliding mode, positioning clamping mechanisms are symmetrically arranged in the positioning frames, the side edges of the positioning frames are provided with height adjusting mechanisms, and transmission mechanisms are arranged in the work tables.

Preferably, the positioning and clamping mechanism comprises an air cylinder and a collision plate, the air cylinders are symmetrically arranged on the inner walls of the two sides of the positioning frame, and the collision plates are arranged at the output ends of the two air cylinders.

Preferably, the height adjusting mechanism comprises a limiting cover, a motor, a driving sprocket, a driven sprocket, a chain and a reciprocating screw rod, wherein the limiting cover is connected to the upper surface of the workbench in a sliding manner, the outer walls of the side edges of the limiting cover are connected with the two ends of the locating rack in a sliding manner, the motor is arranged in the limiting cover, the driving sprocket is connected to the upper side of the motor through a rotating shaft, the driven sprocket is symmetrically arranged on the side edges of the driving sprocket, the chain is connected between the driving sprocket and the driven sprocket, and the two ends of the reciprocating screw rod are connected with the inner walls of the two sides of the limiting cover in a rotating manner.

Preferably, the side parallel arrangement of reciprocating screw has spacing, the both ends of spacing all are connected with the both sides inner wall of limit housing, the outside of reciprocating screw and spacing is provided with T shape piece, the inner wall sliding connection of one end and the limit housing of T shape piece, the other end of T shape piece runs through one side outer wall of limit housing and is connected with the locating rack.

Preferably, the transmission mechanism comprises a limiting shaft, a worm wheel, a gear, a worm, a rack and a limiting block, wherein both ends of the limiting shaft are rotationally connected with the inner walls of the two sides of the workbench, the worm wheel and the gear are arranged outside the limiting shaft, the worm is connected with the lower end of the worm in a meshed mode, one end of the worm is rotationally connected with the inner wall of one side of the workbench, and the other end of the worm penetrates through the outer wall of the other side of the workbench and is connected with a preset rotating handle.

Preferably, the lower extreme meshing of gear is connected with the rack, rack and the upper end inner wall sliding connection of workstation, be connected with the stopper between rack and the limit housing, the spout that supplies the stopper to remove is seted up to the upper surface of workstation.

The beneficial effects of the utility model are as follows:

1. When the positioning and clamping device for processing the parts is used, two groups of air cylinders and the abutting plates are symmetrically arranged, when the air cylinders are opened, the output end of the positioning and clamping device automatically drives the two abutting plates to approach each other, and then the parts can be well clamped between the two abutting plates through movement of the abutting plates, meanwhile, the parts with different sizes can be well positioned through the design, so that the device can be used for self-adaptively clamping the parts, and the positioning and clamping device has strong comprehensive practicability and good overall effect;

2. This positioning and clamping device is used in spare part processing drives the setting that the locating rack removed through T shape piece removal, after the spare part is held at two conflict boards, this design can portable adjustment spare part's vertical height, thereby be convenient for all-round processing to the spare part, cooperation stopper removes simultaneously and drives the setting that the limiting cap removed in the workstation top, can portable adjustment spare part's transverse position through this design, and then be convenient for later stage machine realizes the processing of different positions to the spare part, make the required position of the spare part processing technology of the device can self-adaptation, overall adaptability is stronger, comprehensive benefits is good.

Drawings

FIG. 1 is a schematic overall perspective view of the present utility model;

FIG. 2 is a schematic perspective view of a positioning and clamping mechanism according to the present utility model;

FIG. 3 is a schematic perspective view of a height adjustment mechanism according to the present utility model;

fig. 4 is a schematic perspective view of a transmission mechanism of the present utility model.

In the figure: 1. a support base; 2. a work table; 3. a positioning frame; 4. a cylinder; 5. a contact plate; 6. a limiting cover; 7. a motor; 8. a drive sprocket; 9. a driven sprocket; 10. a chain; 11. a reciprocating screw rod; 12. a limit bar; 13. a T-shaped block; 14. a limiting shaft; 15. a worm wheel; 16. a gear; 17. a worm; 18. a rack; 19. and a limiting block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The specific implementation method comprises the following steps: as shown in fig. 1-4, a positioning and clamping device for processing parts comprises a supporting seat 1, a workbench 2 and a positioning frame 3: the upper surfaces of the two supporting seats 1 are provided with a workbench 2, the upper surface of the workbench 2 is connected with a locating rack 3 in a sliding manner, locating clamping mechanisms are symmetrically arranged in the locating rack 3, the side edges of the locating rack 3 are provided with height adjusting mechanisms, and a transmission mechanism is arranged in the workbench 2.

The positioning and clamping mechanism comprises air cylinders 4 and abutting plates 5, the air cylinders 4 are symmetrically arranged on the inner walls of the two sides of the positioning frame 3, and the abutting plates 5 are arranged at the output ends of the two air cylinders 4; when the parts are required to be positioned, the parts are firstly required to be placed above the positioning frame 3, then the two air cylinders 4 are synchronously started, when the air cylinders 4 are started, the two abutting plates 5 are driven to do sliding track movement on the upper surface of the positioning frame 3, then the two abutting plates 5 can clamp and position the parts between the abutting plates 5 in the approaching process, and after the positioning is finished, the air cylinders 4 are closed.

The height adjusting mechanism comprises a limiting cover 6, a motor 7, a driving chain wheel 8, a driven chain wheel 9, a chain 10 and a reciprocating screw rod 11, wherein the limiting cover 6 is slidably connected to the upper surface of the workbench 2, the outer wall of the side edge of the limiting cover 6 is slidably connected with the two ends of the locating frame 3, the motor 7 is arranged in the limiting cover 6, the driving chain wheel 8 is connected to the upper side of the motor 7 through a rotating shaft, the driven chain wheel 9 is symmetrically arranged on the side edge of the driving chain wheel 8, the chain 10 is connected between the driving chain wheel 8 and the driven chain wheel 9, the two ends of the reciprocating screw rod 11 are rotatably connected with the inner walls of the two sides of the limiting cover 6, a limiting strip 12 is arranged on the side edge of the reciprocating screw rod 11 in parallel, two ends of the limiting strip 12 are connected with the inner walls of the two sides of the limiting cover 6, a T-shaped block 13 is arranged outside the reciprocating screw rod 11 and the limiting strip 12, one end of the T-shaped block 13 is slidably connected with the inner wall of the limiting cover 6, and the other end of the T-shaped block 13 penetrates through the outer wall of one side of the limiting cover 6 and is connected with the locating frame 3; 2 when need carry out altitude mixture control to locating rack 3, at this moment at first need open motor 7, just can drive the axis of rotation that presets when motor 7 opens and rotate and then drive sprocket 8 and rotate, and then drive sprocket 8 and rotate and just can drive the transmission of chain 10, can drive driven sprocket 9 automatically and rotate when chain 10 is transmitted, then can drive reciprocating screw 11 automatically and rotate when driven sprocket 9 rotates, and then reciprocating screw 11 rotates and just can drive T shape piece 13 and remove, here because the setting of spacing 12, reciprocating screw 11 can only drive T shape piece 13 and realize the straight up-down trajectory motion of vertical direction when rotating, then T shape piece 13 can drive locating rack 3 and remove when removing, when locating rack 3 removes to suitable position, it has self-locking function to note here that motor 7, locating rack 3 position is unchangeable when motor 7 is closed.

The transmission mechanism comprises a limiting shaft 14, a worm wheel 15, a gear 16, a worm 17, a rack 18 and a limiting block 19, wherein both ends of the limiting shaft 14 are rotationally connected with the inner walls of the two sides of the workbench 2, the worm wheel 15 and the gear 16 are arranged outside the limiting shaft 14, the lower end of the worm wheel 15 is in meshed connection with the worm 17, one end of the worm 17 is rotationally connected with the inner wall of one side of the workbench 2, the other end of the worm 17 penetrates through the outer wall of the other side of the workbench 2 and is connected with a preset rotating handle, the lower end of the gear 16 is in meshed connection with the rack 18, the rack 18 is in sliding connection with the inner wall of the upper end of the workbench 2, the limiting block 19 is connected between the rack 18 and the limiting cover 6, and a chute for the limiting block 19 to move is formed in the upper surface of the workbench 2; when the horizontal track movement of the limiting cover 6 is required, the rotating handle is required to be rotated to drive the worm 17 to rotate at the moment, the worm wheel 15 is automatically driven to rotate when the worm 17 rotates, the limiting shaft 14 is driven to rotate when the worm wheel 15 rotates, at the moment, the two ends of the limiting shaft 14 rotate on the inner wall of the workbench 2 to support the track movement, then the limiting shaft 14 rotates to drive the gear 16 to rotate, the rack 18 is driven to move when the gear 16 rotates so as to drive the limiting block 19 to move, then the limiting block 19 moves so as to automatically drive the limiting cover 6 to move, and the worm 17 stops rotating after the limiting cover 6 moves to a proper position.

When the automatic positioning device is used, when parts are required to be positioned, the parts are firstly required to be adjusted to proper positions and then placed on the upper surface of the positioning frame 3, then the two cylinders 4 are synchronously started, when the cylinders 4 are started, the two abutting plates 5 are automatically driven to approach each other, then the parts are clamped between the two abutting plates 5 along with the movement of the abutting plates 5, the cylinders 4 are closed after positioning, when the height of the positioning frame 3 is required to be adjusted, the motor 7 is firstly required to be started, when the motor 7 is started, the preset rotating shaft is automatically driven to rotate so as to drive the driving sprocket 8, the driven sprocket 9 and the chain 10 to drive, when the driven sprocket 9 rotates, the reciprocating screw 11 is driven to rotate so as to drive the T-shaped block 13 to move, and when the position limiting block 17 is still in the proper position, the position of the positioning frame 6 is still required to rotate, and then the position of the worm wheel 17 is driven to drive the position of the gear housing 6 to rotate, and then the position of the position limiting block 17 is required to rotate, and the position of the position limiting block 17 is still required to rotate, and then the position of the position limiting block 17 is required to rotate, and then the position of the position limiting block 17 is driven to rotate, and then the position limiting block is automatically driven to drive the position 3 to move the T-shaped block 13 to move.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The positioning and clamping device for machining the parts is characterized by comprising a supporting seat (1), a workbench (2) and a positioning frame (3): the automatic positioning device comprises a workbench (2) arranged on the upper surfaces of supporting seats (1), positioning frames (3) are slidably connected to the upper surfaces of the workbench (2), positioning clamping mechanisms are symmetrically arranged in the positioning frames (3), height adjusting mechanisms are arranged on the side edges of the positioning frames (3), and transmission mechanisms are arranged in the workbench (2).

2. The positioning and clamping device for machining parts according to claim 1, wherein: the positioning and clamping mechanism comprises air cylinders (4) and abutting plates (5), the air cylinders (4) are symmetrically arranged on the inner walls of the two sides of the positioning frame (3), and the abutting plates (5) are arranged at the output ends of the two air cylinders (4).

3. The positioning and clamping device for machining parts according to claim 1, wherein: the height adjusting mechanism comprises a limiting cover (6), a motor (7), a driving sprocket (8), a driven sprocket (9), a chain (10) and a reciprocating screw rod (11), wherein the limiting cover (6) is connected to the upper surface of the workbench (2) in a sliding manner, the outer side walls of the limiting cover (6) are connected with the two ends of the locating rack (3) in a sliding manner, the motor (7) is arranged in the limiting cover (6), the driving sprocket (8) is connected to the upper side of the motor (7) through a rotating shaft, the driven sprocket (9) is symmetrically arranged on the side edges of the driving sprocket (8), the chain (10) is connected between the driving sprocket (8) and the driven sprocket (9), and the two ends of the reciprocating screw rod (11) are connected with the inner side walls of the limiting cover (6) in a rotating manner.

4. A positioning and clamping device for machining parts according to claim 3, wherein: the side parallel arrangement of reciprocating screw (11) has spacing (12), the both ends of spacing (12) are all connected with the both sides inner wall of limit housing (6), the outside of reciprocating screw (11) and spacing (12) is provided with T shape piece (13), the one end and the inner wall sliding connection of limit housing (6) of T shape piece (13), the other end of T shape piece (13) runs through one side outer wall of limit housing (6) and is connected with locating rack (3).

5. The positioning and clamping device for machining parts according to claim 1, wherein: the transmission mechanism comprises a limiting shaft (14), a worm wheel (15), a gear (16), a worm (17), a rack (18) and a limiting block (19), wherein both ends of the limiting shaft (14) are rotationally connected with inner walls of two sides of the workbench (2), the worm wheel (15) and the gear (16) are arranged outside the limiting shaft (14), the worm (17) is connected with the lower end of the worm wheel (15) in a meshed mode, one end of the worm (17) is rotationally connected with one inner wall of one side of the workbench (2), and the other end of the worm (17) penetrates through the outer wall of the other side of the workbench (2) to be connected with a preset rotating handle.

6. The positioning and clamping device for machining parts according to claim 5, wherein: the lower extreme meshing of gear (16) is connected with rack (18), rack (18) and the upper end inner wall sliding connection of workstation (2), be connected with stopper (19) between rack (18) and limiting cover (6), the spout that supplies stopper (19) to remove has been seted up to the upper surface of workstation (2).