CN215846963U

CN215846963U - Positioning fixture for machining

Info

Publication number: CN215846963U
Application number: CN202121347234.5U
Authority: CN
Inventors: 林俊生
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2022-02-18
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a positioning fixture for machining, which comprises a bottom plate, a workbench, a support and a fixed block, wherein a first servo motor is arranged on the upper surface of the bottom plate, a driving wheel is fixedly arranged at the output end of the first servo motor, a driven wheel is connected with the driving wheel through a belt in a transmission manner, a gear and two toothed bars are arranged inside the workbench, a second servo motor is fixedly arranged inside the fixed block, the two toothed bars are respectively arranged on two sides of the gear and meshed with the gear, connecting blocks are respectively arranged at the end parts of the two toothed bars, a clamping plate is arranged at the top of the connecting blocks, and a V-shaped plate is arranged on the surface of the clamping plate. According to the utility model, through the arrangement of the gear, the toothed bar, the second servo motor, the second rotating shaft, the connecting block, the clamping plate and the V-shaped plate, the manual adjustment of a positioning mechanism is not needed for positioning the machine, the operation is simple and convenient, and through the arrangement of the first rotating shaft, the driven wheel, the first servo motor, the driving wheel and the belt, the whole device can be inclined, so that the mechanical processing is facilitated.

Description

Positioning fixture for machining

Technical Field

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

Background

The machine is also called a fixture, which is used to fix the object to be processed to make it occupy the correct position for receiving construction or detection. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig. Such as welding jigs, inspection jigs, assembly jigs, machine tool jigs, and the like.

The fixture is required to be applied to fix the mechanical position in the machining process, the manual adjustment positioning mechanism is troublesome to position the machinery after the machinery is placed, the fixing degree of the fixed end is insufficient easily in the positioning process, the whole device cannot be inclined according to the machining condition after the fixture is fixed to the machinery, and the position of the machinery on the fixture is more beneficial to machining.

Therefore, a positioning jig for machining is proposed to solve the above-described problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that in the prior art, a manual adjusting positioning mechanism is troublesome in mechanical positioning and the whole device cannot be inclined according to the machining condition, and provides a positioning clamp for machining.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a positioning fixture for machining comprises a bottom plate and a workbench, wherein supports are mounted on two sides of the upper surface of the bottom plate, a fixed block is mounted in the middle of the lower surface of the workbench, first rotating shafts are fixedly mounted at two ends of the fixed block, a driven wheel is fixedly mounted at one end of each first rotating shaft in a penetrating mode through the supports, a first servo motor is mounted on the upper surface of the bottom plate, a driving wheel is fixedly mounted at the output end of the first servo motor, the driven wheel is connected with the driving wheel through a belt in a transmission mode, a groove is formed in the workbench, a gear and two toothed bars are arranged in the groove, a second servo motor is fixedly mounted in the fixed block, a second rotating shaft is fixedly mounted at the output end of the second servo motor, one end of the second rotating shaft penetrates into the groove and is fixedly connected with the axis of the gear, two the ratch is established respectively in the both sides of gear and with gear engagement, two the connecting block is all installed to the tip of ratch, splint are installed at the top of connecting block, the surface mounting of splint has the V template.

Preferably, tension springs are arranged between the bottom plate and the four corners of the workbench.

Preferably, a first bearing is installed inside the support, the first rotating shaft is inserted into the first bearing, a second bearing is installed between the fixing block and the workbench, and the second rotating shaft is inserted into the second bearing.

Preferably, the inner wall of the groove is provided with a sliding groove, one side of the toothed bar, which is far away from the toothed groove, is provided with a sliding block, and the sliding block slides in the sliding groove.

Preferably, the upper surface of the workbench is provided with a groove, and the connecting block slides in the groove.

Preferably, the four corners of the bottom plate are provided with mounting holes.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the arrangement of the gear, the toothed bar, the second servo motor, the second rotating shaft, the connecting block, the clamping plates and the V-shaped plate, the machine is placed between the two clamping plates, the second servo motor is started to enable the gear to rotate, the gear can drive the two toothed bars to move relatively when rotating, so that the two clamping plates are driven to move relatively through the connecting block, the V-shaped plate can position the machine, manual adjustment is not needed, the operation is simple and convenient, and the working efficiency is high;

2. according to the utility model, through the arrangement of the support, the fixed block, the first rotating shaft, the driven wheel, the first servo motor, the driving wheel and the belt, the first servo motor is started to enable the driving wheel to rotate, the driving wheel drives the driven wheel to rotate through the belt, and the driven wheel drives the fixed block and the workbench to rotate around the support through the first rotating shaft, so that the whole device can be inclined, and the mechanical processing is facilitated.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a partial cross-sectional structure of a worktable according to the present invention;

fig. 3 is a schematic view of the workbench and the fixing block of the present invention, which is partially disassembled in cross-section.

In the figure: 1. a base plate; 2. a work table; 3. a support; 4. a fixed block; 5. a first rotating shaft; 6. a driven wheel; 7. a first servo motor; 8. a driving wheel; 9. a belt; 10. a groove; 11. a gear; 12. a rack bar; 13. a second servo motor; 14. a second rotating shaft; 15. connecting blocks; 16. a splint; 17. a V-shaped plate; 18. a tension spring; 19. a first bearing; 20. a second bearing; 21. a chute; 22. a slider; 23. a trench; 24. and (7) installing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a positioning fixture for machining, including a bottom plate 1 and a workbench 2, supports 3 are respectively installed on two sides of the upper surface of the bottom plate 1, a fixed block 4 is installed in the middle of the lower surface of the workbench 2, first rotating shafts 5 are respectively and fixedly installed at two ends of the fixed block 4, one end of each first rotating shaft 5 penetrates through the support 3 and is fixedly installed with a driven wheel 6, a first servo motor 7 is installed on the upper surface of the bottom plate 1, a driving wheel 8 is fixedly installed at the output end of the first servo motor 7, the driven wheel 6 is in transmission connection with the driving wheel 8 through a belt 9, a groove 10 is formed in the workbench 2, the first rotating shaft 5, the driven wheel 6, the first servo motor 7, the driving wheel 8 and the belt 9 are arranged, the first servo motor 7 is turned on to enable the driving wheel 8 to rotate, and the driving wheel 8 drives the driven wheel 6 to rotate through the belt 9, the driven wheel 6 drives the fixed block 4 and the workbench 2 to rotate around the support 3 through the first rotating shaft 5, so that the whole device can be inclined, and machining of machinery is facilitated, a gear 11 and two toothed bars 12 are arranged inside the groove 10, a second servo motor 13 is fixedly arranged inside the fixed block 4, a second rotating shaft 14 is fixedly arranged at the output end of the second servo motor 13, one end of the second rotating shaft 14 penetrates into the groove 10 and is fixedly connected with the axis of the gear 11, the two toothed bars 12 are respectively arranged on two sides of the gear 11 and are meshed with the gear 11, connecting blocks 15 are arranged at the end parts of the two toothed bars 12, a clamping plate 16 is arranged at the top of the connecting block 15, a V-shaped plate 17 is arranged on the surface of the clamping plate 16, and the machinery is placed between the two clamping plates 16 through the arrangement of the gear 11, the toothed bars 12, the second servo motor 13, the second rotating shaft 14, the connecting blocks 15, the clamping plate 16 and the V-shaped plate 17, the second servo motor 13 is started to enable the gear 11 to rotate, the gear 11 can drive the two toothed bars 12 to move relatively when rotating, and therefore the connecting block 15 drives the two clamping plates 16 to move relatively, the V-shaped plate 17 is enabled to position machinery, manual adjustment is not needed, operation is simple and convenient, and working efficiency is high.

Further, all install extension spring 18 between the four corners of bottom plate 1 and workstation 2, through set up extension spring 18 between the four corners of bottom plate 1 and workstation 2, can play the effect of dragging to the four corners of bottom plate 1 and workstation 2 to guarantee bottom plate 1 and workstation 2's stability.

Further, the inside of support 3 installs first bearing 19, and first pivot 5 is inserted inside first bearing 19, installs second bearing 20 between fixed block 4 and the workstation 2, and second pivot 14 is inserted inside second bearing 20, through the setting of first bearing 19 and second bearing 20, can improve the stability of first pivot 5 and second pivot 14.

Further, the inner wall of the groove 10 is provided with a sliding groove 21, one side of the toothed bar 12, which deviates from the tooth grooves, is provided with a sliding block 22, the sliding block 22 slides in the sliding groove 21, and the toothed bar 12 can slide in the groove 10 through the arrangement of the sliding groove 21 and the sliding block 22, so that the stability of the toothed bar 12 is improved.

Further, the groove 23 has been seted up to the upper surface of workstation 2, and connecting block 15 slides in groove 23, through the setting of groove 23, makes things convenient for connecting block 15 to slide.

Further, mounting holes 24 have all been seted up in the four corners of bottom plate 1, through the setting of mounting holes 24, be convenient for install bottom plate 1 and processing equipment.

The utility model puts the machine between two clamping plates 16 through the arrangement of a gear 11, a toothed bar 12, a second servo motor 13, a second rotating shaft 14, a connecting block 15, the clamping plates 16 and a V-shaped plate 17, opens the second servo motor 13 to rotate the gear 11, when the gear 11 rotates, the two toothed bars 12 can be driven to move relatively, thereby the two clamping plates 16 are driven to move relatively through the connecting block 15, the V-shaped plate 17 positions the machine, manual adjustment is not needed, the operation is simple and convenient, the working efficiency is high, through the arrangement of a support 3, a fixed block 4, a first rotating shaft 5, a driven wheel 6, a first servo motor 7, a driving wheel 8 and a belt 9, the first servo motor 7 is opened to rotate the driving wheel 8, the driving wheel 8 drives the driven wheel 6 to rotate through the belt 9, the driven wheel 6 drives the fixed block 4 and a workbench 2 to rotate around the support 3 through the first rotating shaft 5, thereby the whole device can be inclined, the machine is beneficial to processing.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a positioning fixture for machining, includes bottom plate (1) and workstation (2), its characterized in that, support (3) are all installed to the both sides of bottom plate (1) upper surface, the mid-mounting of workstation (2) lower surface has fixed block (4), the equal fixed mounting in both ends of fixed block (4) has first pivot (5), the one end of first pivot (5) runs through support (3) and fixed mounting has from driving wheel (6), the last surface mounting of bottom plate (1) has first servo motor (7), the output fixed mounting of first servo motor (7) has action wheel (8), be connected through belt (9) transmission between from driving wheel (6) and action wheel (8), the inside of workstation (2) is seted up recess (10), the inside of recess (10) is equipped with gear (11) and two ratchets (12), the inside fixed mounting of fixed block (4) has second servo motor (13), the output fixed mounting of second servo motor (13) has second pivot (14), the one end of second pivot (14) run through in recess (10) and with the axle center fixed connection of gear (11), two rack bar (12) are established respectively in the both sides of gear (11) and with gear (11) meshing, two connecting block (15) are all installed to the tip of rack bar (12), splint (16) are installed at the top of connecting block (15), the surface mounting of splint (16) has V template (17).

2. The positioning fixture for machining according to claim 1, wherein tension springs (18) are mounted between the bottom plate (1) and four corners of the workbench (2).

3. A positioning jig for machining according to claim 1, characterized in that a first bearing (19) is installed inside the support (3), the first rotating shaft (5) is inserted inside the first bearing (19), a second bearing (20) is installed between the fixed block (4) and the table (2), and the second rotating shaft (14) is inserted inside the second bearing (20).

4. The positioning fixture for machining according to claim 1, wherein a sliding groove (21) is formed in the inner wall of the groove (10), a sliding block (22) is mounted on one side, away from the tooth groove, of the toothed bar (12), and the sliding block (22) slides in the sliding groove (21).

5. The positioning fixture for machining according to claim 1, wherein a groove (23) is formed in the upper surface of the workbench (2), and the connecting block (15) slides in the groove (23).

6. The positioning fixture for machining according to claim 1, wherein mounting holes (24) are formed in four corners of the base plate (1).