Clamp for metal piece machining

By designing the collection component and switching component of the fixture, the problem of the clamping block's movement mode not switching when clamping irregular metal parts is solved, flexible clamping and efficient debris collection are achieved, and the practicality and functionality of the fixture are improved.

CN223338933UActive Publication Date: 2025-09-16RIZHAO FURUILIN MASCH MFG CO LTD
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Patent Information

Application Number
CN202422484580.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-15
Publication Date
2025-09-16
Estimated Expiration
2034-10-15

AI Technical Summary

Technical Problem

When the existing clamp is used to clamp irregular metal parts, the movement mode of the clamping block cannot be switched, resulting in low practicality.

Method used

A clamp was designed, which included a collection component and a switching component. The flexible movement of the clamping block and the collection of debris were achieved through the combination of gears, screws, nut pairs and guide blocks. The engagement and separation of the gears and the gear rings were used to adjust the clamping position by rotating the gears individually, and the processing debris was collected through a collection dish.

Benefits of technology

The clamping flexibility of the fixture for irregular metal parts and the debris collection efficiency are improved, thereby enhancing the practicality and functionality of the fixture.

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Abstract

The utility model relates to the technical field of metal piece machining, in particular to a clamp for metal piece machining, which comprises a collecting assembly, the collecting assembly comprises a base, three lead screws are arranged inside the upper portion of the base, one end of each lead screw is fixedly provided with a gear, the outer wall of each lead screw is connected with a nut pair, and the nut pair is connected with a nut. A guide block is fixedly arranged on the outer wall of the nut pair, a clamping block is fixedly installed above the guide block, a collecting vessel is arranged in the lower portion of the base, and a pull rod is fixedly installed on one side of the collecting vessel. And the switching assembly comprises a gear, the lower portion of the gear is meshed with a gear ring, the lower portion of the gear ring abuts against an abutting block, and one end of the abutting block is fixedly connected with a spring. According to the clamp, due to the arrangement of the switching assembly, irregular metal parts can be conveniently clamped, the practicability of the clamp is improved, due to the arrangement of the collecting assembly, chippings can be conveniently collected and cleaned, and the functionality of the clamp is improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of metal piece processing, in particular to a clamp for metal piece processing. Background Art

[0002] Metal parts refer to metal blocks, metal bars, metal tubes, etc. of various specifications and shapes made of metal materials. Metal parts need to be fixed with fixtures during processing.

[0003] However, during use of the existing clamp, the clamping blocks can only move synchronously. When clamping irregular metal parts, the clamping position of each clamping block needs to be adjusted individually. Since the movement mode of the clamping blocks cannot be switched, the practicality of the clamp is low. Utility Model Content

[0004] The purpose of the present utility model is to provide a clamp for processing metal parts, so as to solve the problem in the background art that the movement mode of the clamping block cannot be switched.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solution: A fixture for processing metal parts, comprising:

[0006] The collecting assembly includes a base, three screw rods are provided inside the upper part of the base, a gear is fixedly provided at one end of the screw rod, a nut pair is connected to the outer wall of the screw rod, a guide block is fixedly provided on the outer wall of the nut pair, a clamping block is fixedly installed above the guide block, a collecting dish is provided inside the lower part of the base, and a pull rod is fixedly installed on one side of the collecting dish;

[0007] The switching assembly includes a gear, a gear ring is meshed below the gear, a stop block is abutted below the gear ring, and one end of the stop block is fixedly connected to a spring.

[0008] Preferably, the base seat is provided with a groove corresponding to the size of the stop block, and the upper surface of the base seat is provided with a scale line corresponding to the position of the screw rod.

[0009] Preferably, the base seat is provided with a hole at an end of the screw rod away from the gear.

[0010] Preferably, the screw rod is rotatably connected to the base seat, and the guide block is slidably connected to the base seat.

[0011] Preferably, the collecting dish is connected to the base seat in a damping sliding manner, and a cross groove is provided on the outer surface of the gear.

[0012] Preferably, the gear ring is movably connected to the base seat, and the stop block is slidably connected to the base seat.

[0013] Preferably, both ends of the spring are fixedly connected to the base seat and the stop block respectively.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] (1) The new clamp switches the components so that when clamping irregular metal parts, the user can press the block into the groove of the base with both hands. The gear ring moves downward due to gravity and no longer meshes with the gear. The user can then insert a screwdriver into the cross groove of the gear and rotate the gear alone. The rotation of the gear drives the screw rod to rotate, which in turn drives the nut pair to move, and the nut pair drives the guide block and the clamping block to move, making it easier to clamp irregular metal parts and improving the practicality of the clamp.

[0016] (2) The new fixture is equipped with a collection component. After the metal parts are processed, some of the debris generated by the processing falls into the groove on the upper surface of the base. During the next clamping, the guide block moves to push the debris in the groove into the hole of the base and fall onto the collection dish. The collection dish can collect the debris. Subsequently, the pull rod can be pulled to pull the collection dish out of the base and clean the collection dish, which makes it convenient to collect and clean the debris and improves the functionality of the fixture. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a front view of the overall structure of the utility model;

[0018] Figure 2 It is a schematic cross-sectional view of the overall structure of the utility model;

[0019] Figure 3 For the utility model Figure 2 Schematic diagram of the structure of part A;

[0020] Figure 4 This is a schematic structural diagram of the switching assembly of the present invention;

[0021] Figure 5 This is an exploded schematic diagram of some parts of the collection assembly of the present invention.

[0022] In the figure: 01, collection assembly; 11, base; 12, screw; 13, nut pair; 14, guide block; 15, clamping block; 16, collection dish; 17, pull rod; 02, switching assembly; 21, gear; 22, gear ring; 23, stop block; 24, spring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] See also Figure 1-5 The present invention provides an embodiment of a clamp for processing metal parts. The nut pair 13 used in this application is a product that can be directly purchased on the market. Its principle and connection method are existing technologies well known to those skilled in the art, so they will not be described here.

[0025] The collecting assembly 01 includes a base 11, three screw rods 12 are provided inside the upper part of the base 11, the screw rods 12 rotate to drive the nut pair 13 to move, the nut pair 13 drives the guide block 14 and the clamping block 15 to move, a gear 21 is fixedly provided at one end of the screw rod 12, the outer wall of the screw rod 12 is connected to the nut pair 13, the outer wall of the nut pair 13 is fixedly provided with a guide block 14, the guide block 14 plays a guiding role, the clamping block 15 is fixedly installed above the guide block 14, a collecting dish 16 is provided inside the lower part of the base 11, the collecting dish 16 can collect debris, and a pull rod 17 is fixedly installed on one side of the collecting dish 16;

[0026] Switching component 02, switching component 02 includes a gear 21, and a gear ring 22 is engaged below the gear 21. The rotation of the gear ring 22 can drive the gear 21 to rotate, and the gear 21 drives the screw 12 to rotate. A block 23 is abutted below the gear ring 22. The block 23 abuts against the bottom of the gear ring 22 and can limit the gear ring 22. One end of the block 23 is fixedly connected to a spring 24, and the spring 24 provides elastic force. Under the elastic force of the spring 24, the block 23 can abut against the bottom of the gear ring 22, and the block 23 does not affect the rotation of the gear ring 22.

[0027] Furthermore, the base seat 11 is provided with a groove corresponding to the size of the block 23 to ensure that the block 23 can be inserted into the base seat 11. The gear ring 22 moves downward and the gear 21 can be rotated independently. The upper surface of the base seat 11 is provided with a scale line corresponding to the position of the screw rod 12 to facilitate the subsequent position correction of the three clamping blocks 15.

[0028] Furthermore, a hole is formed in the base 11 at the end of the screw rod 12 away from the gear 21 to ensure that the debris can enter the collection dish 16 through the hole.

[0029] Furthermore, the screw rod 12 is rotatably connected to the base seat 11 to ensure that the base seat 11 does not affect the rotation of the screw rod 12. The rotation of the screw rod 12 can drive the nut pair 13 to move, and the nut pair 13 drives the guide block 14 and the clamping block 15 to move. The guide block 14 is slidably connected to the base seat 11, and the guide block 14 plays a guiding role.

[0030] Furthermore, the collecting dish 16 is connected to the base 11 in a damping sliding manner to ensure the stability of the collecting dish 16 when it is in the base 11. The collecting dish 16 can collect debris. A cross groove is provided on the outer surface of the gear 21. A screwdriver can be inserted into the cross groove to rotate the gear 21.

[0031] Furthermore, the gear ring 22 is movably connected to the base seat 11 to ensure that the base seat 11 does not affect the rotation of the gear ring 22. The rotation of the gear ring 22 can drive the gear 21 to rotate, and the gear 21 drives the screw 12 to rotate. The block 23 is slidably connected to the base seat 11 to ensure that the base seat 11 does not affect the movement of the block 23. The block 23 is pressed against the bottom of the gear ring 22 to limit the gear ring 22.

[0032] Furthermore, the two ends of the spring 24 are fixedly connected to the base 11 and the block 23 respectively. The spring 24 provides elastic force. Under the elastic force of the spring 24, the block 23 can be pressed under the gear ring 22, and the block 23 does not affect the rotation of the gear ring 22.

[0033] Working principle: When using, first press the block 23 into the groove of the base seat 11 according to the shape of the metal workpiece to be processed. When clamping the irregular metal workpiece, you can use both hands to press the resistance block 23 into the groove of the base seat 11. The gear ring 22 moves down due to gravity, and the gear ring 22 no longer meshes with the gear 21. You can insert the screwdriver into the cross groove of the gear 21 and rotate the gear 21 alone. The rotation of the gear 21 drives the screw rod 12 to rotate, and the screw rod 12 drives the nut pair 13 to move. The nut pair 13 drives the guide block 14 and the clamping block 15 to move, and the clamping block 15 clamps the metal workpiece. After completing the processing of the metal workpiece, some of the debris generated by the processing falls into the groove on the upper surface of the base seat 11. During the next clamping, the guide block 14 moves to push the debris in the groove into the hole of the base seat 11 and fall onto the collection dish 16. The collection dish 16 can collect the debris, and then you can pull the pull rod 17 to pull the collection dish 16 out of the base seat 11 and clean the collection dish 16. The above is the entire working principle of the utility model.

[0034] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A fixture for metal processing, characterized in that: include: A collecting assembly (01), the collecting assembly (01) comprising a base (11), three screw rods (12) are provided inside the upper portion of the base (11), a gear (21) is fixedly provided at one end of the screw rod (12), an outer wall of the screw rod (12) is connected to a nut pair (13), a guide block (14) is fixedly provided on the outer wall of the nut pair (13), a clamping block (15) is fixedly installed above the guide block (14), a collecting dish (16) is provided inside the lower portion of the base (11), and a pull rod (17) is fixedly installed on one side of the collecting dish (16); A switching assembly (02) includes a gear (21), a gear ring (22) meshing below the gear (21), a stop block (23) abutting below the gear ring (22), and a spring (24) fixedly connected to one end of the stop block (23).

2. A fixture for metal workpiece processing according to claim 1, characterized in that: The base seat (11) is provided with a groove corresponding to the size of the stop block (23), and the upper surface of the base seat (11) is provided with a scale line corresponding to the position of the screw rod (12).

3. The fixture for metal processing according to claim 1, characterized in that: The base seat (11) is provided with a hole at one end of the corresponding screw rod (12) away from the gear (21).

4. The fixture for metal processing according to claim 1, characterized in that: The screw rod (12) is connected to the base seat (11) in a rotational manner, and the guide block (14) is connected to the base seat (11) in a sliding manner.

5. The fixture for metal processing according to claim 2, characterized in that: The collecting dish (16) is connected to the base seat (11) in a damping sliding manner, and a cross groove is formed on the outer surface of the gear (21).

6. The fixture for metal processing according to claim 3, characterized in that: The gear ring (22) is movably connected to the base seat (11), and the stop block (23) is slidably connected to the base seat (11).

7. A fixture for metal workpiece processing according to claim 4, characterized in that: The two ends of the spring (24) are fixedly connected to the base seat (11) and the stop block (23) respectively.