CN220592378U - Clamp for machining precise parts - Google Patents

Abstract

The utility model discloses a clamp for machining precision parts, which belongs to the technical field of machining of mechanical parts and comprises a base, wherein the base is of a C shape, a T-shaped chute is formed in the base, a movable plate is arranged on the T-shaped chute, a first threaded hole is formed in the movable plate, a first screw is arranged in the first threaded hole in a threaded manner, fixed columns are arranged on the movable plate and the side wall of the base, the two fixed columns are arranged in opposite directions, a third bearing is arranged on each fixed column, a clamping block is arranged on each third bearing, a clamping block is arranged in each clamping block, a fixed plate is arranged below the fixed column of the movable plate, the fixed plate is welded on the side wall of the movable plate, a second screw is arranged on the fixed plate in a threaded manner, a second rotary table is arranged at the bottom end of the second screw, a fourth bearing is arranged at the top end of the second screw, and a C-shaped clamping plate is arranged on the fourth bearing.

Description

Clamp for machining precise parts

Technical Field

The utility model belongs to the technical field of machining of mechanical parts, and particularly relates to a clamp for machining of precision parts.

Background

Precision machining refers to various machining processes with machining precision and surface finish higher than those of the corresponding machining methods. The requirements of various industries on precise parts are different, and the requirements on fixtures are different when parts with different specifications and shapes are processed.

In the production process, the parts with different specifications and shapes are processed, different clamps are required to be replaced, and a large number of different clamps are required to be purchased. Sometimes, the machining angle of the same part needs to be frequently changed and then is machined, and the common clamp is inconvenient to adjust the machining angle of the part. For this reason, it is necessary to design a jig for precision parts machining to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a clamp for machining precision parts, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a anchor clamps for accurate part processing, includes the base, the base is the C type, set up T type spout in the base, be provided with the movable plate on the T type spout, attack first screw hole on the movable plate, first screw hole internal thread installs first screw rod, all install the fixed column on the lateral wall of movable plate and base, and two the fixed column sets up in opposite directions, every all install the third bearing on the fixed column, every all install the fixture block on the third bearing, every all install the grip block in the fixture block, the fixed column below of movable plate is provided with the fixed plate, the fixed plate welding is on the lateral wall of movable plate, attack the second screw hole on the fixed plate, the second screw hole internal thread installs the second screw rod, the second carousel is installed on the bottom of second screw rod top, install C type cardboard on the fourth bearing.

Preferably, each clamping block is internally welded with two strakes which are symmetrically distributed, each clamping block is provided with two mounting grooves, and each mounting groove is connected with the strakes in an anastomotic manner.

Preferably, each clamping block is provided with two slots, each slot is located at the top end of the edge strip, each slot is internally provided with a square sliding block and a spring, and two ends of each spring are fixedly connected with the side wall of the inner cavity of the slot and the square sliding block respectively.

Preferably, the inner rings of the two third bearings are welded with the two fixing columns respectively, and the outer rings of the two third bearings are welded with the two clamping blocks respectively.

Preferably, the top end of the second screw rod is welded with the inner ring of the fourth bearing, and the bottom of the C-shaped clamping plate is welded with the outer ring of the fourth bearing.

Preferably, a second bearing is installed at one end of the first screw rod, a first bearing penetrates through the other end of the first screw rod, a first rotary table is installed at the other end of the first screw rod, and the first bearing and the second bearing are installed on the base.

Preferably, the T-shaped sliding block is arranged at the bottom end of the movable plate, and the T-shaped sliding block is slidably arranged in the T-shaped sliding groove.

The technical effect and the advantages of the clamp for processing the precise parts are that:

when parts with different specifications and shapes are required to be fixed, the two square sliding blocks are pressed into the slot by hand, then the two square sliding blocks are directly slid to be taken out, then the clamping blocks with different grooves are inserted, finally the hand is loosened, the square sliding blocks are partially ejected out under the action of the elasticity of the spring, the clamping blocks are fixed in the clamping blocks, the actual requirement is met, and the investment of purchasing the clamp is reduced;

simultaneously, install respectively on two third bearings two fixture blocks of clamping part, after two fixture blocks clamp the part, can together with the part rotation, confirm part machining angle back, rotate the second carousel and make C type cardboard upwards remove until the adjacent fixture block of C type cardboard chucking, during the processing, this anchor clamps conversion part machining angle is convenient, can promote machining efficiency.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is an enlarged view of the embodiment of FIG. 1A according to the present utility model;

FIG. 3 is a cross-sectional view of the embodiment of FIG. 1 taken along the direction C-C of the present utility model;

FIG. 4 is a schematic view of the structure of a clamping block and a clamping block according to an embodiment of the present utility model;

FIG. 5 is a cross-sectional view of the cartridge of the embodiment of FIG. 4 along the direction D-D according to the present utility model;

FIG. 6 is an enlarged view of the embodiment of the utility model at B in FIG. 5;

fig. 7 is a schematic structural diagram of a C-type card in accordance with an embodiment of the present utility model.

In the figure: 1. a base; 2. a T-shaped chute; 3. a T-shaped slider; 4. a first turntable; 5. a first bearing; 6. a first screw; 7. a first threaded hole; 8. a moving plate; 9. a second bearing; 10. a third bearing; 11. fixing the column; 12. a clamping block; 13. a clamping block; 14. square slide block; 15. a C-shaped clamping plate; 16. a fourth bearing; 17. a second screw; 18. a second threaded hole; 19. a second turntable; 20. a fixing plate; 21. a mounting groove; 22. edge strips; 23. a spring; 24. a slot.

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.

Referring to fig. 1-7, a fixture for precision part machining includes a base 1, the base 1 is C-shaped, a T-shaped chute 2 is provided in the base 1, a moving plate 8 is provided on the T-shaped chute 2, a first threaded hole 7 is tapped on the moving plate 8, a first screw rod 6 is mounted in the first threaded hole 7, fixed columns 11 are mounted on side walls of the moving plate 8 and the base 1, two fixed columns 11 are disposed in opposite directions, a third bearing 10 is mounted on each fixed column 11, inner rings of the two third bearings 10 are welded with the two fixed columns 11 respectively, outer rings of the two third bearings 10 are welded with two clamping blocks 12 respectively, a clamping block 12 is mounted on each third bearing 10, circular grooves with the same diameter as the outer rings of the third bearings 10 are provided on the two clamping blocks 12, the two third bearings 10 are mounted in the two circular grooves respectively, clamping blocks 13 are arranged in the two clamping blocks 12, two side bars 22 are welded in each clamping block 12, the two side bars 22 are symmetrically distributed, two mounting grooves 21 are formed in each clamping block 13, each mounting groove 21 is in fit connection with the side bar 22, two slots 24 are formed in each clamping block 12, each slot 24 is positioned at the top end of the side bar 22, a square slide block 14 and a spring 23 are arranged in each slot 24, wherein two ends of each spring 23 are respectively fixedly connected with the side wall of an inner cavity of each slot 24 and the square slide block 14, when the spring 23 is in an extension state, the square slide block 14 partially ejects out of the slots 24 to fix the clamping blocks 13 in the clamping blocks 12, a fixing plate 20 is arranged below a fixing column 11 of the moving plate 8, the fixing plate 20 is welded on the side wall of the moving plate 8, a second threaded hole 18 is formed in the fixing plate 20, a second threaded hole 18 is internally threaded and provided with a second screw rod 17, the bottom of second screw rod 17 installs second carousel 19, and fourth bearing 16 is installed on the top of second screw rod 17, installs C type cardboard 15 on the fourth bearing 16, screws up second carousel 19, and C type cardboard 15 will upwards move to chucking adjacent fixture block 12.

The top of second screw rod 17 welds with the inner circle of fourth bearing 16, the bottom of C type cardboard 15 welds with the outer lane of fourth bearing 16, second bearing 9 is installed to the one end of first screw rod 6, the inner circle of second bearing 9 welds with first screw rod 6, the outer lane of second bearing 9 welds with base 1, the hole the same with second bearing 9 outer lane diameter size has been seted up on the base 1, and second bearing 9 installs in this hole, the other end of first screw rod 6 runs through first bearing 5, and install first carousel 4, the inner circle of first bearing 5 welds with first screw rod 6, the outer lane of first bearing 5 welds with base 1, the hole the same with first bearing 5 outer lane diameter size has been seted up on the base 1, and first bearing 5 installs in this hole.

The T-shaped sliding block 3 is arranged at the bottom end of the moving plate 8, the T-shaped sliding block 3 is slidably arranged in the T-shaped sliding groove 2, the first rotating disc 4 is rotated, and the moving plate 8 moves in the T-shaped sliding groove 2.

When the clamp for machining precision parts is used, a cylindrical object to be fixed is placed between two clamping blocks 13, then the first rotating disc 4 is rotated, the first rotating disc 4 rotates with the first screw rod 6, the first screw rod 6 slides in the T-shaped sliding groove 2 with the moving plate 8 until the two clamping blocks 13 clamp the cylindrical object, then the clamping block 12 is rotated to enable the cylindrical object to be adjusted to a required machining angle, the clamp block 13 is temporarily fixed by hands, then the second rotating disc 19 is rotated to enable the C-shaped clamping plate 15 to move upwards until the C-shaped clamping plate 15 clamps the adjacent clamping block 12, the cylindrical object can be machined, when the machining angle of the cylindrical object needs to be converted, the second rotating disc 19 is unscrewed to enable the C-shaped clamping plate 15 to move downwards, then the clamping block 12 is rotated to the required machining angle of the cylindrical object, finally the second rotating disc 19 is screwed again, when the objects with different shapes need to be fixed, the two square sliding blocks 14 are pressed into the slots 24 by hands, then the clamping blocks 13 are directly slid and then the clamping blocks 13 with different grooves are inserted, and finally the clamping blocks 13 are ejected out under the elastic force of the spring 23, and the clamping blocks 14 are fixed in the clamping blocks 12 under the action of the elasticity of the spring 23.

The foregoing is only a preferred embodiment of the utility model, but the scope of the utility model is not limited thereto, and any person skilled in the art who is in the field of the utility model can apply equivalent substitution or modification to the technical solution and the inventive concept according to the utility model within the scope of the utility model.

Claims (7)

1. The utility model provides a anchor clamps for precision parts processing, includes base (1), its characterized in that: the base (1) is the C type, T type spout (2) have been seted up in base (1), be provided with movable plate (8) on T type spout (2), first screw hole (7) have been attacked on movable plate (8), first screw rod (6) are installed to first screw hole (7) internal thread, fixed column (11) are all installed on the lateral wall of movable plate (8) and base (1), and two fixed column (11) set up in opposite directions, every all install third bearing (10) on fixed column (11), every all install fixture block (12) on third bearing (10), every all install grip block (13) in fixture block (12), fixed column (11) below of movable plate (8) is provided with fixed plate (20), fixed plate (20) welding is on the lateral wall of movable plate (8), second screw hole (18) are installed on the lateral wall, second screw rod (17) are installed in second screw hole (18), second screw rod (17) are installed to second screw rod (17), install fourth screw rod (16) are installed on second top (17).

2. A fixture for precision parts machining according to claim 1, characterized in that: two strakes (22) are welded in each clamping block (12), the strakes (22) are symmetrically distributed, two mounting grooves (21) are formed in each clamping block (13), and each mounting groove (21) is connected with the strakes (22) in an anastomotic grafting mode.

3. A fixture for precision parts machining according to claim 2, characterized in that: two slots (24) are formed in each clamping block (12), each slot (24) is located at the top end of each side bar (22), a square sliding block (14) and a spring (23) are arranged in each slot (24), and two ends of each spring (23) are fixedly connected with the side wall of an inner cavity of each slot (24) and the square sliding block (14) respectively.

4. A fixture for precision parts machining according to claim 1, characterized in that: the inner rings of the two third bearings (10) are respectively welded with the two fixing columns (11), and the outer rings of the two third bearings (10) are respectively welded with the two clamping blocks (12).

5. A fixture for precision parts machining according to claim 1, characterized in that: the top end of the second screw rod (17) is welded with the inner ring of the fourth bearing (16), and the bottom of the C-shaped clamping plate (15) is welded with the outer ring of the fourth bearing (16).

6. A fixture for precision parts machining according to claim 1, characterized in that: the novel rotary table is characterized in that a second bearing (9) is arranged at one end of the first screw rod (6), a first bearing (5) penetrates through the other end of the first screw rod (6), a first rotary table (4) is arranged on the first rotary table, and the first bearing (5) and the second bearing (9) are arranged on the base (1).

7. A fixture for precision parts machining according to claim 1, characterized in that: the T-shaped sliding block (3) is arranged at the bottom end of the moving plate (8), and the T-shaped sliding block (3) is slidably arranged in the T-shaped sliding groove (2).