CN219379794U

CN219379794U - Clamp for precision machining

Info

Publication number: CN219379794U
Application number: CN202223329538.6U
Authority: CN
Inventors: 王潇飞; 肖艳军; 胡斌
Original assignee: Jiahe Hengtai Precision Machinery Co ltd
Current assignee: Jiahe Hengtai Precision Machinery Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-07-21
Anticipated expiration: 2032-12-13

Abstract

The utility model discloses a clamp for precision machining, which comprises a base and a placing table, wherein a mounting groove is formed in the top end of the base, a base is arranged at the top end of the base, a round seat is fixedly connected to the bottom end of the base, an assembly hole is formed in the top end of the base, second fixing seats are fixedly connected to the two sides of the top end of the base, and a reserved groove is formed in the top end of each second fixing seat. This anchor clamps for precision machining is through being provided with parts such as guide block, first regulation pole, first movable groove, second regulation pole, connecting seat, according to the demand when the work piece is processed, can screw the second regulation pole, can drive the guide block and move down, screw first regulation pole, the transverse position of adjustable fixed block is adjusted according to thickness, the width of processing work piece to more be suitable when the centre gripping location, solved the problem that is inconvenient for carrying out the centre gripping fixed according to size, the shape of work piece.

Description

Clamp for precision machining

Technical Field

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

Background

Precision machining refers to the process of changing the shape, size or performance of a workpiece by a machining machine, and often requires positioning and fixing the workpiece during machining, and a clamp is used.

According to application number CN202022701979.9 discloses a precision machining anchor clamps, which comprises a supporting pedestal and i, the supporting seat upper end is provided with "X" type recess, and alternates in the "X" type recess and have the fixed column, the "X" type recess side of supporting seat is equipped with the interlude hole that is linked together, and interlude hole is provided with 4 to alternate in the interlude hole has the head rod, head rod one end is connected with the fixed column, and the head rod other end is arranged in the movable cylinder periphery to the movable cylinder sets up to bowl type structure, the movable cylinder center is equipped with the screw thread through-hole, and alternates in the screw thread through-hole and have assorted threaded rod, and threaded rod one end rotates with the supporting seat through the connecting axle and is connected, the threaded rod other end is connected with servo motor's motor shaft.

According to the scheme, the movable cylinder is arranged and is influenced by the rotation acting force of the threaded rod, and the fixed column is pushed to synchronously move through the first pulley and the first connecting rod, so that the fixed column clamps the standard component in the contraction movement, the stress of the standard components with different sizes is more uniform, the processing quality and effect of the standard component are improved, but in the actual use process, the size and the shape of the workpiece are different, the workpiece is clamped only by being fixed in the contraction movement, the stability is not very good, and the deviation and the shaking are easy to occur;

secondly, in the processing process, as a plurality of surfaces of the workpiece are required to be processed, the angle is required to be adjusted, and the conventional clamp is inconvenient to adjust and position the corresponding angle, so that the clamp is inapplicable;

thirdly, because the workpiece shapes are different, the workpieces with different shapes are required to be clamped and fixed through the clamping blocks which are matched, the clamping blocks are inconvenient to replace by the prior clamp, and the clamping is troublesome, so that the clamp for precision machining needs to be improved.

Disclosure of Invention

The utility model aims to provide a clamp for precision machining, which solves the problem that the prior art is inconvenient to clamp and fix according to the size and shape of a workpiece.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a precision machining uses anchor clamps, includes the base and places the platform, the inside on base top is provided with the mounting groove, the top of base is provided with the base, the bottom fixedly connected with circular seat of base, the top of base is provided with the pilot hole, the both sides fixedly connected with second fixing base on base top, the inside on second fixing base top is provided with the reservation groove, the inside of reservation groove vertically runs through and is provided with the locating screw, the top fixedly connected with first fixing base of base, the both sides fixedly connected with supporting seat on first fixing base top, the top fixedly connected with of supporting seat places the platform, the inside on placing the platform top is provided with the guide way, the inside of guide way vertically runs through and is provided with the guide block, one side of guide block is provided with first movable groove, the top fixedly connected with connecting seat of guide block one end, the inside of connecting seat vertically runs through and is provided with the second regulation pole, the inside of placing the platform is transversely run through and is provided with first regulation pole, one side of first regulation pole is provided with the fixed block, the guide block is provided with the fixed bolster, one side is provided with the fixed bolster.

Preferably, the guide rod is embedded in the first movable groove and movable, and one side of the first adjusting rod is embedded in one side of the fixed block and rotatable.

Preferably, the assembly holes are distributed at the top end of the base at equal intervals, internal threads are arranged in the assembly holes, and the round seat is embedded in the installation groove and can rotate.

Preferably, the guide blocks are provided with two groups, the guide blocks are symmetrically distributed on two sides of the top end of the placement table, external threads are arranged on the outer portion of the first adjusting rod, and internal threads are arranged in the guide blocks.

Preferably, the bottom end of the second adjusting rod is embedded in the second movable groove and can rotate.

Preferably, the second adjusting rod is provided with external threads on the outer portion, and the connecting seat is provided with internal threads on the inner portion.

Preferably, one side of the clamping block is fixedly connected with an inserting rod, and the inserting rod is embedded in the slot and can be detached.

Compared with the prior art, the utility model has the beneficial effects that: the clamp for precision machining not only realizes the adjustment and positioning according to the thickness and the width of a machined workpiece, and realizes the adjustment of the orientation of the clamp according to the required angle, but also realizes the convenient replacement of the clamping block which is suitable for the clamp;

(1) The second adjusting rod can be screwed according to the requirements of workpieces during processing, the guide block can be driven to move downwards, the first adjusting rod can be screwed, the transverse position of the fixed block can be adjusted, and the fixed block is adjusted and positioned according to the thickness and the width of the processed workpieces, so that the clamping and positioning device is more applicable to clamping and positioning;

(2) The mounting groove, the round seat, the base, the assembly hole, the first fixing seat, the second fixing seat, the reserved groove and the positioning screw rod are arranged, the base can be rotated to a required position when the angle is required to be adjusted due to the fact that the round seat is embedded in the mounting groove in a rotatable relation, and the positioning screw rod can be screwed due to the fact that the inner wall of the assembly hole is provided with the inner threads, so that the base and the base can be connected and fixed;

(3) Through being provided with grip block, inserted bar, slot, fixed block, because the top of fixed block is provided with the slot, can be when the grip block that needs to be changed to be suitable for, with the inserted bar follow the inside of slot break away from can, like this when fixing a position the work piece centre gripping, more nimble.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic side view of a connection mode of a guide block and a second adjusting rod;

FIG. 3 is a schematic top view of a connection between a clamping block and a fixing block according to the present utility model;

FIG. 4 is a schematic diagram of a connection mode of a positioning screw and an assembly hole according to the present utility model.

In the figure: 1. a base; 2. a mounting groove; 3. a round seat; 4. a base; 5. a fitting hole; 6. a first fixing seat; 7. the second fixing seat; 8. a reserved groove; 9. positioning a screw; 10. a support base; 11. a placement table; 12. a guide block; 13. a first adjusting lever; 14. a first movable groove; 15. a second adjusting lever; 16. a connecting seat; 17. a guide rod; 18. a clamping block; 19. a rod; 20. a slot; 21. a fixed block; 22. a second movable groove; 23. a guide groove.

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.

Example 1: referring to fig. 1-4, a precision machining fixture comprises a base 1 and a placement table 11, wherein an installation groove 2 is formed in the top end of the base 1, a base 4 is arranged in the top end of the base 1, a round seat 3 is fixedly connected to the bottom end of the base 4, an assembly hole 5 is formed in the top end of the base 4, second fixing seats 7 are fixedly connected to two sides of the top end of the base 1, a reserved groove 8 is formed in the top end of the second fixing seats 7, a positioning screw 9 is longitudinally and longitudinally arranged in the reserved groove 8 in a penetrating manner, a first fixing seat 6 is fixedly connected to the top end of the base 4, supporting seats 10 are fixedly connected to two sides of the top end of the first fixing seat 6, a placement table 11 is fixedly connected to the top end of the supporting seats 10, a guide groove 23 is formed in the top end of the placement table 11 in a penetrating manner, a guide block 12 is longitudinally arranged in the guide groove 23 in a penetrating manner, a first movable groove 14 is formed in one side of the guide block 12, a connecting seat 16 is fixedly connected to one side of the guide block 12, a second adjusting rod 15 is longitudinally arranged in the inside the connecting seat 16, a second movable groove 22 is formed in the top end of the placement table 11, a first adjusting rod 13 is transversely arranged in the inside one side of the guide block 12 in a penetrating manner, a first adjusting rod 13 is transversely arranged in the inside one side of the guide block 12, a first adjusting rod 21 is fixedly connected to one side of the guide block 21 is fixedly arranged on one side of the guide block 21, and one side of the fixing rod 21 is fixedly connected to one side of the fixing rod 21 is fixedly arranged;

the guide rod 17 is embedded in the first movable groove 14 and can move, and one side of the first adjusting rod 13 is embedded in one side of the fixed block 21 and can rotate;

the guide blocks 12 are provided with two groups, the guide blocks 12 are symmetrically distributed on two sides of the top end of the placing table 11, external threads are arranged on the outer part of the first adjusting rod 13, and internal threads are arranged in the guide blocks 12;

the bottom end of the second adjusting rod 15 is embedded in the second movable groove 22 and can rotate, external threads are arranged on the outer part of the second adjusting rod 15, and internal threads are arranged in the connecting seat 16;

specifically, as shown in fig. 1 and 2, according to the requirement of the workpiece during processing, the second adjusting rod 15 can be screwed, the guide block 12 can be driven to move downwards, the first adjusting rod 13 can be screwed, the transverse position of the fixing block 21 can be adjusted, and the adjustment and positioning can be performed according to the thickness and the width of the processed workpiece.

Example 2: the assembly holes 5 are distributed at the top end of the base 4 at equal intervals, internal threads are arranged in the assembly holes 5, and the round seat 3 is embedded in the mounting groove 2 and can rotate;

specifically, as shown in fig. 1 and 4, the circular base 3 is embedded in the installation groove 2 in a rotatable manner, so that the base 4 can be rotated to a required position when an angle is required to be adjusted, and the positioning screw 9 can be screwed due to the internal thread provided on the inner wall of the assembly hole 5, so that the base 4 and the base 1 can be connected and fixed.

Example 3: one side of the clamping block 18 is fixedly connected with a plug rod 19, and the plug rod 19 is embedded in the slot 20 and can be detached;

specifically, as shown in fig. 1 and 3, since the insertion groove 20 is provided at the tip of the fixing block 21, the insertion rod 19 can be separated from the inside of the insertion groove 20 when the applicable clamping block 18 needs to be replaced.

Working principle: when the utility model is used, firstly, a workpiece is placed on the placing table 11, the second adjusting rod 15 can be screwed according to the requirement of the workpiece during processing, the guide block 12 can be driven to move downwards, the first adjusting rod 13 can be screwed, the transverse position of the fixed block 21 can be adjusted and positioned according to the thickness and the width of the processed workpiece, the inserting rod 19 can be separated from the inside of the inserting rod 20 when the clamping block 18 suitable for the workpiece is required to be replaced due to the inserting groove 20 arranged at the top end of the fixed block 21, finally, the base 4 can be rotated to the required position by utilizing the rotatable relation of the circular base 3 embedded in the mounting groove 2 when the angle is required to be adjusted, and the positioning screw 9 can be screwed due to the internal thread relation arranged on the inner wall of the assembly hole 5, so that the base 4 and the base 1 can be connected and fixed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a precision machining anchor clamps, includes base (1) and places platform (11), its characterized in that: the inside on base (1) top is provided with mounting groove (2), the top of base (1) is provided with base (4), the bottom fixedly connected with circular seat (3) on base (4), the top of base (4) is provided with mounting hole (5), the both sides fixedly connected with second fixing base (7) on base (1) top, the inside on second fixing base (7) top is provided with reservation groove (8), the inside longitudinal run-through of reservation groove (8) is provided with positioning screw (9), the top fixedly connected with first fixing base (6) of base (4), the both sides fixedly connected with supporting seat (10) on first fixing base (6) top, the top fixedly connected with of supporting seat (10) places platform (11), the inside on placing platform (11) top is provided with guide way (23), the inside longitudinal run-through of guide way (23) is provided with guide block (12), one side of guide block (12) is provided with first movable groove (14), the inside longitudinal run-through of guide block (12) top end fixedly connected with first fixing base (6), the both sides fixedly connected with placing platform (16) on top (16) top of first fixing base (6) top is provided with second movable seat (16), the inside of guide block (12) one side transversely runs through and is provided with first regulation pole (13), one side of first regulation pole (13) is provided with fixed block (21), the top of fixed block (21) is provided with slot (20), one side of fixed block (21) is provided with grip block (18), one side fixedly connected with guide bar (17) of fixed block (21).

2. The jig for precision machining according to claim 1, wherein: the guide rod (17) is embedded in the first movable groove (14) and can move, and one side of the first adjusting rod (13) is embedded in one side of the fixed block (21) and can rotate.

3. The jig for precision machining according to claim 1, wherein: the assembly holes (5) are distributed at the top end of the base (4) at equal intervals, internal threads are arranged in the assembly holes (5), and the round base (3) is embedded in the mounting groove (2) to rotate.

4. The jig for precision machining according to claim 1, wherein: the guide blocks (12) are provided with two groups, the guide blocks (12) are symmetrically distributed on two sides of the top end of the placement table (11), external threads are arranged on the outer portion of the first adjusting rod (13), and internal threads are arranged inside the guide blocks (12).

5. The jig for precision machining according to claim 1, wherein: the bottom end of the second adjusting rod (15) is embedded in the second movable groove (22) and can rotate.

6. The jig for precision machining according to claim 1, wherein: the second adjusting rod (15) is externally provided with external threads, and the connecting seat (16) is internally provided with internal threads.

7. The jig for precision machining according to claim 1, wherein: one side of the clamping block (18) is fixedly connected with an inserting rod (19), and the inserting rod (19) is embedded in the slot (20) and can be detached.