CN220463000U - Positioning fixture for precision part machining - Google Patents

Abstract

The utility model discloses a positioning fixture for precision part machining, which relates to the technical field of precision part machining and aims to solve the problems that the existing fixture for precision part machining has no good clamping and adjusting structure, can only clamp parts of the same type, cannot be adaptively adjusted according to the actual size of the parts, cannot clamp more parts for machining, and greatly reduces the practicability of the fixture. The effects of convenient clamping and fixing and stable work are achieved.

Description

Positioning fixture for precision part machining

Technical Field

The utility model relates to the technical field of precision part machining, in particular to a positioning clamp for precision part machining.

Background

The precise parts are hardware processing types requiring high precision in the hardware industry, the "precise" generally refers to tolerance within 0.005mm, and the precise parts comprise precise plastic hardware, precise stamping hardware, precise turning hardware and the like, and are widely applied to the industries of electronics, clocks, aviation, communication, optical fibers, new energy and the like, and the precise parts are processed, so that the material quality and the part precision can be effectively improved, the functions of the precise parts are exerted, the durability of the parts is greatly improved, and the quality of the whole machine is promoted to be improved.

The prior art solutions described above have the following drawbacks: the existing clamp used during precision part machining has no good clamping and adjusting structure, can only clamp parts of the same type, cannot be adjusted adaptively according to the actual size of the parts, cannot clamp more parts for machining, and greatly reduces the practicality of the clamp.

Disclosure of Invention

The utility model aims to provide a positioning clamp for precision part machining, which can be adaptively adjusted according to the size of a part.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a positioning fixture for precision parts processing, includes workstation and mounting panel, the spout has been seted up to the inside of mounting panel, the outside fixedly connected with fixing base of mounting panel, the inside of fixing base is provided with the lead screw, the outside fixedly connected with first motor of fixing base, the outside of lead screw is provided with the grip block, the outside of grip block is provided with anti-skidding arch, the outside of mounting panel is located fixedly connected with rotation seat between the fixing base, spacing hole has been seted up to rotation seat's inside, the upper end of workstation is provided with the supporting seat, the outside fixedly connected with second motor and the electric telescopic handle of supporting seat, electric telescopic handle's telescopic end fixedly connected with locating pin.

Through adopting above-mentioned technical scheme, increase four groups grip blocks, can carry out the centre gripping with the part outside, simultaneously through the transmission structure between motor and the lead screw, drive the grip block and remove, can carry out the regulation of adaptability according to the different sizes of part, the scope of regulation is wider moreover, can be applicable to the centre gripping of most accurate parts, electric telescopic handle drives the locating pin and stretches out and draws back, can drive the locating pin and remove, when rotating one side, can insert the locating pin in the spacing hole, realize the spacing to rotating the seat, improve the stability of structure.

Further, the four sliding grooves, the fixing seat, the screw rods, the first motor and the clamping blocks are distributed in an annular mode at equal intervals respectively, one end of each screw rod is connected with the corresponding fixing seat in a rotating mode through a bearing, the output end of each first motor is fixedly connected with the other end of each screw rod, the screw rods are in threaded connection with the corresponding clamping blocks, and the clamping blocks slide in the fixing seat and the sliding grooves.

Through adopting above-mentioned technical scheme, through the transmission between first motor and the lead screw, drive the lead screw and rotate, the grip block that is located the lead screw outside simultaneously removes along the screw thread in the lead screw outside for the grip block can remove, conveniently adjusts and centre gripping.

Further, the electric telescopic rod and the locating pin are symmetrically arranged two with respect to the vertical central line of the second motor, four limiting holes are distributed in an equidistant annular mode, and the locating pin is connected with the limiting holes in a clamping mode.

Through adopting above-mentioned technical scheme, through the locating pin of symmetry setting for when the locating pin inserts spacing hole, two sets of locating pins insert simultaneously, can improve the stability of rotating the seat.

Further, the inside of workstation is seted up flutedly, the inside fixedly connected with electronic slide rail of recess, the outside of electronic slide rail is provided with electronic slider, the outside fixedly connected with control panel of workstation, the other end fixedly connected with strengthening rib in the supporting seat outside.

Through adopting above-mentioned technical scheme, through the cooperation between electronic slide rail and the electronic slider, can drive whole clamping part and carry out lateral displacement, conveniently adjust according to the size of part, convenient clamping.

Further, electronic slide rail and electronic slider sliding connection, electronic slider and supporting seat fixed connection, control panel and first motor, second motor, electric telescopic handle, electronic slide rail and electronic slider electric connection.

Through adopting above-mentioned technical scheme, when convenient removal is adjusted, can be better control the structure in the device, convenient operation.

In summary, the beneficial technical effects of the utility model are as follows:

1. the clamping block is driven to move through a transmission structure between the first motor and the screw rod, clamping can be performed while adjustment is achieved, and meanwhile, the clamping block can be adjusted and moved through movement between the electric sliding rail and the electric sliding block in a mutually matched mode, so that the clamping and fixing effects are achieved conveniently;

2. adopt second motor and rotation seat, drive through the second motor and rotate the seat and rotate for the clamping structure that is located the rotation seat outside also follows and rotates, can adjust the position of part at any time, can carry out processing to the different positions of part fast, cooperation between locating pin and the electric telescopic handle simultaneously can be spacing to rotating the seat, improves the stability of structure, produces the effect of stable work.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic perspective view of a support base according to the present utility model;

FIG. 3 is a schematic view of a split structure of the present utility model;

FIG. 4 is a schematic perspective view of a mounting plate according to the present utility model;

fig. 5 is a schematic perspective view of a rotating seat according to the present utility model.

In the figure, 1, a workbench; 2. a mounting plate; 3. a chute; 4. a fixing seat; 5. a screw rod; 6. a first motor; 7. a clamping block; 8. a slip preventing protrusion; 9. a rotating seat; 10. a limiting hole; 11. a support base; 12. a second motor; 13. an electric telescopic rod; 14. a positioning pin; 15. an electric slide rail; 16. an electric slide block; 17. a control panel; 18. a groove; 19. reinforcing ribs.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

Referring to FIGS. 1-5, a positioning fixture for precision part machining comprises a workbench 1 and a mounting plate 2, wherein a chute 3 is formed in the mounting plate 2, a fixed seat 4 is fixedly connected to the outer side of the mounting plate 2, a screw rod 5 is arranged in the fixed seat 4, a first motor 6 is fixedly connected to the outer side of the fixed seat 4, a clamping block 7 is arranged on the outer side of the screw rod 5, anti-slip protrusions 8 are arranged on the outer side of the clamping block 7, a rotating seat 9 is fixedly connected between the fixed seats 4 on the outer side of the mounting plate 2, a limiting hole 10 is formed in the rotating seat 9, a supporting seat 11 is arranged at the upper end of the workbench 1, a second motor 12 and an electric telescopic rod 13 are fixedly connected to the outer side of the supporting seat 11, positioning pins 14 are fixedly connected to the telescopic ends of the electric telescopic rod 13, and four chute 3, the fixed seat 4, the screw rod 5, the first motor 6 and the clamping block 7 are respectively distributed in an equidistant annular mode, one end of the screw rod 5 is rotationally connected with the fixed seat 4 through a bearing, the output end of the first motor 6 is fixedly connected with the other end of the screw rod 5, the screw rod 5 is in threaded connection with the clamping block 7, the clamping block 7 slides in the fixed seat 4 and the sliding groove 3, the clamping block 7 is arranged in four groups, the outer side of a part can be clamped, meanwhile, the clamping block 7 is driven to move through a transmission structure between the motor and the screw rod 5, the adaptability adjustment can be carried out according to different sizes of the part, the adjustment range is wider, the clamping device can be suitable for clamping most of precise parts, the electric telescopic rod 13 drives the positioning pin 14 to stretch out and draw back, the positioning pin 14 can be driven to move, when the electric telescopic rod rotates to one side, the positioning pin 14 can be inserted into the limiting hole 10, the limiting of the rotating seat 9 is realized, and the stability of the structure is improved.

As shown in fig. 1-3, two electric telescopic rods 13 and positioning pins 14 are symmetrically arranged about the vertical center line of the second motor 12, four limiting holes 10 are distributed in an equidistant annular mode, the positioning pins 14 are connected with the limiting holes 10 in a clamping mode, grooves 18 are formed in the workbench 1, electric sliding rails 15 are fixedly connected to the inner portions of the grooves 18, electric sliding blocks 16 are arranged on the outer sides of the electric sliding rails 15, a control panel 17 is fixedly connected to the outer sides of the workbench 1, reinforcing ribs 19 are fixedly connected to the other ends of the outer sides of the supporting seats 11, the electric sliding rails 15 are in sliding connection with the electric sliding blocks 16, the electric sliding blocks 16 are fixedly connected with the supporting seats 11, the control panel 17 is in electric connection with the first motor 6, the second motor 12, the electric telescopic rods 13, the electric sliding rails 15 and the electric sliding blocks 16, and the electric sliding blocks 16 are matched, the whole clamping portion can be driven to transversely displace, and adjustment and clamping are facilitated according to the sizes of parts.

The implementation principle of the embodiment is as follows: the device is adjusted according to the size specification of the part, the screw rod 5 is driven to rotate through the first motor 6, meanwhile, the clamping block 7 located on the outer side of the screw rod 5 starts to move along the threads on the outer side of the screw rod 5, one end of the part is clamped, meanwhile, the anti-slip protrusion 8 can improve stability in clamping, then the clamping part on the other side is moved to the other end of the part through sliding connection between the electric sliding rail 15 and the electric sliding block 16, the operation is repeated again, the part is clamped and fixed, then the part is machined, the part can be driven to rotate through the second motor 12 during machining, the machined surface of the rotating part is conveniently adjusted at any time, the locating pin 14 can be inserted into the limiting hole 10 through the electric telescopic rod 13 after rotation, the rotating seat 9 is limited, the rotation in the machining process is prevented, the machining stability is improved, the precision part is more convenient and quick to operate during machining, and the machining efficiency is improved.

The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (5)

1. The utility model provides a positioning fixture for precision parts processing, includes workstation (1) and mounting panel (2), its characterized in that: spout (3) have been seted up to the inside of mounting panel (2), the outside fixedly connected with fixing base (4) of mounting panel (2), the inside of fixing base (4) is provided with lead screw (5), the outside fixedly connected with first motor (6) of fixing base (4), the outside of lead screw (5) is provided with grip block (7), the outside of grip block (7) is provided with non-slip raised (8), the outside of mounting panel (2) is located fixedly connected with rotation seat (9) between fixing base (4), spacing hole (10) have been seted up to the inside of rotation seat (9), the upper end of workstation (1) is provided with supporting seat (11), the outside fixedly connected with second motor (12) and electric telescopic handle (13) of supporting seat (11), the expansion end fixedly connected with locating pin (14) of electric telescopic handle (13).

2. The positioning jig for precision parts machining according to claim 1, wherein: the novel sliding chute comprises four sliding grooves (3), a fixed seat (4), a screw rod (5), a first motor (6) and clamping blocks (7), wherein the four sliding grooves are distributed in an equidistant annular mode respectively, one end of the screw rod (5) is rotationally connected with the fixed seat (4) through a bearing, the output end of the first motor (6) is fixedly connected with the other end of the screw rod (5), the screw rod (5) is in threaded connection with the clamping blocks (7), and the clamping blocks (7) slide in the fixed seat (4) and the sliding grooves (3).

3. The positioning jig for precision parts machining according to claim 1, wherein: the electric telescopic rod (13) and the locating pin (14) are symmetrically arranged about the vertical central line of the second motor (12), four limiting holes (10) are distributed in an equidistant annular mode, and the locating pin (14) is connected with the limiting holes (10) in a clamping mode.

4. The positioning jig for precision parts machining according to claim 1, wherein: the novel electric workbench is characterized in that a groove (18) is formed in the workbench (1), an electric sliding rail (15) is fixedly connected to the inside of the groove (18), an electric sliding block (16) is arranged on the outer side of the electric sliding rail (15), a control panel (17) is fixedly connected to the outer side of the workbench (1), and a reinforcing rib (19) is fixedly connected to the other end of the outer side of the supporting seat (11).

5. The positioning jig for precision parts machining according to claim 4, wherein: the electric sliding rail (15) is in sliding connection with the electric sliding block (16), the electric sliding block (16) is fixedly connected with the supporting seat (11), and the control panel (17) is electrically connected with the first motor (6), the second motor (12), the electric telescopic rod (13), the electric sliding rail (15) and the electric sliding block (16).