Sole fixing clamp for shoe production

By designing a sole fixing clamp with support and clamping components, the problem of inconvenience in sanding caused by the contact between traditional clamps and the shoe upper is solved, achieving stable clamping and flexible adjustment of the sole, thus improving sanding efficiency and product quality.

CN224165815UActive Publication Date: 2026-04-28CHONGQING HEHANG SHOES CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHONGQING HEHANG SHOES CO LTD
Filing Date
2025-05-12
Publication Date
2026-04-28

AI Technical Summary

Technical Problem

In traditional shoe production, the contact between the sole fixing clamp and the upper requires frequent changes in the clamping position, which affects polishing efficiency and product quality.

Method used

A shoe sole fixing clamp was designed, which includes a support component, an adjustment component, and a clamping component. It uses a universal wheel and a servo motor-driven positive and negative thread screw to achieve stable clamping and flexible adjustment of the shoe sole. The support plate leaves a gap with the shoe upper for grinding.

Benefits of technology

It achieves stable clamping and flexible adjustment of the sole, facilitating all-round polishing of the shoes and improving polishing efficiency and product quality.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of shoe processing, in particular to a sole fixing clamp for shoe production, which comprises a support component, an adjusting component and a clamping component, the support component comprises a base, moving components, a support rod, a top plate and a support frame, the moving components are arranged at four corners below the base, and the adjusting component is arranged on the support rod. The upper end and the lower end of the supporting rod are connected with the base and the top plate respectively, a stable supporting frame is provided for the whole clamp, the part, with the vamp, of a shoe is placed downwards, the clamping plates support a shoe body, the motor drives the positive and negative tooth screw in the sliding frame to rotate, and the two sets of supporting plates move oppositely. Then the lifting device drives the clamping plate to move upwards, the clamping plate and the top wall of the supporting plate clamp the shoe, at the moment, gaps are formed between the side wall of the supporting plate and the shoe sole and vamp parts, workers can conduct visual inspection conveniently or polish the edges of the shoe, the product quality is guaranteed, and equipment operation is convenient.
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Description

Technical Field

[0001] This utility model relates to the field of shoe processing technology, specifically to a shoe sole fixing clamp for shoe production. Background Technology

[0002] Shoes consist of a sole and an upper. After production and processing, shoes often require manual visual inspection and edge polishing to ensure product quality. Polishing requires a fixing clamp, but traditional fixing clamps contact the part of the sole near the upper, which means that the clamping position needs to be changed to polish the product thoroughly, making it inconvenient to use. Utility Model Content

[0003] (a) Technical problems to be solved

[0004] To address the shortcomings of existing technologies, this utility model provides a shoe sole fixing clamp for shoe production.

[0005] (II) Technical Solution

[0006] To achieve the above objectives, this utility model provides the following technical solution: a shoe sole fixing clamp for shoe production, comprising a support assembly, an adjustment assembly, and a clamping assembly. The support assembly includes a base, a moving assembly, a support rod, a top plate, and a support frame. The moving assembly is located at the four corners below the base. The upper and lower ends of the support rod are respectively connected to the base and the top plate. The top plate is also provided with a support frame in the shape of a downwardly opening C. The adjustment assembly includes a sliding frame, a motor, a threaded screw, and a support plate. The sliding frame is located on the top plate and is positioned between the two free ends of the support frame. The sliding frame has a sliding groove, and the threaded screw is located within the sliding groove. The output end of the motor passes through the sliding frame and is connected to the threaded screw. The sliding frame also has two sets of symmetrically arranged support plates, which are inverted L-shaped. The lower part of the support plate is inserted into the sliding groove and threadedly connected to the threaded screw. The clamping assembly includes a lifting device and a clamping plate. The upper and lower ends of the lifting device are respectively connected to the clamping plate and the top wall of the support frame.

[0007] To facilitate the movement and fixation of the equipment, the present invention is improved in that the moving component includes casters and brakes, the casters are provided at the four corners below the base, and the brakes are provided around the casters.

[0008] To ensure stable clamping of the shoe sole, this utility model is improved by providing a friction sleeve on the top wall of the support plate.

[0009] Furthermore, in order to ensure stable clamping of the shoe sole, the present invention is improved by providing a friction pad on the clamping plate.

[0010] Preferably, the motor is a servo motor.

[0011] Preferably, the lifting device is a cylinder.

[0012] To ensure the strength of the support plate, this utility model is improved by providing reinforcing ribs at the upper part of the bending section of the support plate.

[0013] (III) Beneficial Effects

[0014] Compared with the prior art, this utility model provides a shoe sole fixing clamp for shoe production, which has the following beneficial effects:

[0015] This shoe manufacturing sole fixing fixture has a movable component under the base for stable movement and temporary fixation. The upper and lower ends of the support rod are connected to the base and the top plate, respectively, providing a stable support frame for the entire fixture. The shoe with the upper part is placed downwards, and the clamping plate supports the shoe body. The motor drives the positive and negative threaded screws in the sliding frame to rotate, and the two sets of support plates move towards each other. Then, the lifting device moves the clamping plate upwards, and the clamping plate and the top wall of the support plate clamp the shoe. At this time, there is still a gap between the side wall of the support plate and the sole and upper part of the shoe, so that the workers can visually inspect or grind the edges to ensure product quality. The equipment is easy to operate. Attached Figure Description

[0016] Figure 1 This is a top view of the structure of this utility model;

[0017] Figure 2 This is a schematic diagram of the main structure of this utility model;

[0018] Figure 3 This is a partial explosion diagram of the structure of this utility model;

[0019] Figure 4 The structure of this utility model Figure 1 A magnified view of a portion of the image.

[0020] In the diagram: 1. Base; 2. Support rod; 3. Top plate; 4. Support frame; 5. Sliding frame; 6. Motor; 7. Positive and negative threaded screws; 8. Support plate; 9. Lifter; 10. Clamping plate; 11. Casters; 12. Brake; 13. Friction sleeve; 14. Friction pad; 15. Reinforcing rib. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] Please see Figure 1-4 A shoe sole fixing clamp for shoe production includes a support assembly, an adjustment assembly, and a clamping assembly. The support assembly includes a base 1, a moving assembly, a support rod 2, a top plate 3, and a support frame 4. The moving assembly is located at the four lower corners of the base 1. The upper and lower ends of the support rod 2 are connected to the base 1 and the top plate 3, respectively. The top plate 3 is also provided with a support frame 4 in the shape of a downwardly opening C. The adjustment assembly includes a sliding frame 5, a motor 6, a forward and reverse threaded screw 7, and a support plate 8. The sliding frame 5 is provided on the top plate 3. Between the two free ends of the support frame 4, a sliding groove is provided on the sliding frame 5, and the positive and negative threaded screws 7 are provided in the sliding groove. The output end of the motor 6 passes through the sliding frame 5 and is connected to the positive and negative threaded screws 7. Two sets of symmetrically arranged support plates 8 are also provided on the sliding frame 5. The support plates 8 are inverted L-shaped. The lower part of the support plates 8 is inserted into the sliding groove and is threadedly connected to the positive and negative threaded screws 7. The clamping assembly includes a lifting device 9 and a clamping plate 10. The upper and lower ends of the lifting device 9 are respectively connected to the clamping plate 10 and the top wall of the support frame 4.

[0023] With the help of the movable components at the four corners of the base 1, the casters 11 make it easy to move the clamp in different places. When the clamp needs to be moved to a specific position, the operator can push the clamp, and the casters 11 will rotate, making it easy and quick to transport the clamp to the destination. The casters 11 can be easily fixed by the brake 12. Initially, the gap between the two sets of support plates 8 is relatively large. The lifting device 9 uses a correspondingly fast cylinder. The lifting device 9 is in the retracted state. The base plate provides stable support for the support rod 2. The support rod 2 is also equipped with a top plate 3 for supporting the sliding frame 5 and the support frame 4. The lifting device 9 is set on the top plate 3 and connected to the clamping plate 10. The shoe upper is facing down and the sole is placed on the clamping plate 10. The motor 6 is a servo motor with precise control. The motor 6 drives the positive and negative thread screws 7 in the sliding frame 5 to rotate. The two sets of support plates 8 move towards each other. The top wall of the support plate 8 is set above the sole of the shoe. Then the lifting device 9 drives the clamping plate 10 to move upward in order to fix the shoe. At this time, there is still a gap between the support plate 8 and the periphery of the shoe, which is convenient for visual inspection and grinding of its edges.

[0024] In actual use, due to the different styles of shoe soles, in order to ensure the stability of clamping, in this embodiment, the top wall of the support plate 8 is also fitted with a friction sleeve 13, which is inserted into the support plate 8 for easy disassembly and assembly. The clamping plate 10 is also provided with a friction pad 14 to further ensure the stability of the shoe sole fixing.

[0025] The upper part of the support plate 8 is also equipped with reinforcing ribs 15 to ensure the strength of the support plate 8.

[0026] In this document, the term "embodiment" means that a specific feature, structure, or characteristic described in connection with an embodiment may be included in at least one embodiment of this application. The term "embodiment" appearing in various places throughout the specification does not necessarily refer to the same embodiment, nor does it specifically limit its independence or connection with other embodiments. In principle, in this application, as long as there are no technical contradictions or conflicts, the technical features mentioned in each embodiment can be combined in any way to form corresponding implementable technical solutions.

[0027] Unless otherwise defined, the technical terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application pertains; the use of related terms herein is merely for the purpose of describing particular embodiments and is not intended to limit this application.

[0028] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention.

Claims

1. A shoe sole fixing clamp for shoe production, comprising a support assembly, an adjustment assembly, and a clamping assembly, characterized in that: The support assembly includes a base (1), a moving component, a support rod (2), a top plate (3), and a support frame (4). The moving component is located at the four corners of the base (1). The upper and lower ends of the support rod (2) are connected to the base (1) and the top plate (3) respectively. The top plate (3) is also provided with a support frame (4) that is shaped like a downward-opening U-shape. The adjustment assembly includes a sliding frame (5), a motor (6), a forward and reverse threaded screw (7), and a support plate (8). The sliding frame (5) is located on the top plate (3) and is positioned between the two free ends of the support frame (4). The sliding frame (5) is provided with a sliding groove, and the positive and negative threaded screw (7) is provided in the sliding groove. The output end of the motor (6) passes through the sliding frame (5) and is connected to the positive and negative threaded screw (7). The sliding frame (5) is also provided with two sets of symmetrically arranged support plates (8). The support plates (8) are inverted L-shaped. The lower part of the support plates (8) is inserted into the sliding groove and is threadedly connected to the positive and negative threaded screw (7). The clamping assembly includes a lifter (9) and a clamping plate (10). The upper and lower ends of the lifter (9) are respectively connected to the clamping plate (10) and the top wall of the support frame (4).

2. The shoe sole fixing clamp for shoe production according to claim 1, characterized in that: The moving component includes casters (11) and brakes (12). The casters (11) are located at the four corners below the base (1), and the brakes (12) are located around the casters (11).

3. The shoe sole fixing clamp for shoe production according to claim 2, characterized in that: The top wall of the support plate (8) is also fitted with a friction sleeve (13).

4. A shoe sole fixing clamp for shoe production according to claim 3, characterized in that: The clamping plate (10) is also provided with a friction pad (14).

5. A shoe sole fixing clamp for shoe production according to claim 4, characterized in that: The motor (6) is a servo motor.

6. A shoe sole fixing clamp for shoe production according to claim 5, characterized in that: The lifting device (9) uses a cylinder.

7. A shoe sole fixing clamp for shoe production according to claim 6, characterized in that: The upper part of the support plate (8) is also provided with reinforcing ribs (15).