Guide frame structure for fixing certificate

By designing a guide frame structure for certificates and adopting the technical solution of the patent application, the problem of sewing machine vibration deviation caused by changes in the dimensional accuracy of cardboard during the sewing process of certificate shells in the prior art has been solved, achieving a more stable sewing effect.

CN223631273UActive Publication Date: 2025-12-05TAIZHOU HUANGYAN ZHONGSHENG CERTIFICATE CO LTD
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Patent Information

Application Number
CN202520182610.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-02-06
Publication Date
2025-12-05
Estimated Expiration
2035-02-06

AI Technical Summary

Technical Problem

During the current certificate casing sewing process, the sewing machine vibrates due to changes in the dimensional accuracy of the cardboard, causing deviations and affecting the sewing effect.

Method used

Design a guide frame structure for certificate fixing, including a base, guide assembly and cardboard. A spring-driven abutment plate abuts against the cardboard, combined with an electric push rod to limit the sliding frame's movement, ensuring the cardboard is horizontal with the fixed frame and preventing movement.

Benefits of technology

It improves the sewing effect; the cardboard is more stable when the sewing machine is working, avoiding sewing deviations and improving the sewing quality.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223631273U_ABST
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Abstract

The guide frame structure comprises a base, a guide assembly arranged on the base and a hardboard arranged in the guide assembly, a cross rod is horizontally arranged on the base, the guide assembly comprises a fixed frame and a sliding frame, the fixed frame is arranged at the bottom of the cross rod, the fixed frame and the cross rod are horizontally arranged, and the sliding frame is arranged on the base. A sliding groove for the sliding frame to slide is formed in the fixed frame, the sliding frame slides in the length direction of the sliding groove, an abutting assembly is arranged on the face, close to the fixed frame, of the sliding frame and comprises an abutting plate and a plurality of springs, and the springs are arranged on the face, close to the fixed frame, of the sliding frame. The elastic force direction of the spring is the same as the sliding direction of the sliding frame, the abutting plate is arranged at the end, away from the fixed frame, of the spring, and the spring drives the abutting plate to abut against the hardboard. The cardboard sewing device has the advantages that the cardboard is better horizontal to the fixing frame during sewing, the cardboard is not prone to moving, and the sewing effect is better.
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Description

TECHNICAL FIELD

[0001] The present application relates to the field of certificate sewing technology, in particular to a guide frame structure for fixing certificates. BACKGROUND

[0002] A certificate is a document issued by an organization, school, or group to prove qualifications or authority, which is a voucher indicating (or helping to determine) the reason. The certificate shell is composed of hardboard and cover, and the cover is often sewn on the edge of the hardboard by sewing process to fix the cover and the hardboard.

[0003] The common guide frame device adjusts the sliding frame according to the size of the certificate, and limits the hardboard through the sliding frame and the fixed frame, so that the sewing line is horizontal to the edge of the hardboard and the sewing distance is consistent when the sewing machine sews. The guide frame structure meets the needs of different certificate shell sizes. Since the hardboard is often cut by cutting process, the size accuracy of the hardboard changes greatly. The sewing machine needs to rotate and swing at high speed when working, which will produce a certain vibration, so that the hardboard cannot be horizontal to the fixed frame, the sewing machine will produce deviation when sewing, the sewing effect is poor, and the quality of the certificate shell is affected. CONTENT OF THE INVENTION

[0004] In order to make the hardboard more horizontal to the fixed frame and not easy to move when sewing, and the sewing effect is better, the present application provides a guide frame structure for fixing certificates.

[0005] The guide frame structure for fixing certificates provided by the present application adopts the following technical scheme:

[0006] A guide frame structure for fixing certificates, comprising a base, a guide assembly arranged on the base, and a hardboard arranged in the guide assembly, wherein the base is horizontally provided with a horizontal rod, the guide assembly is arranged at the bottom of the horizontal rod and horizontally arranged with the horizontal rod, the guide assembly comprises a fixed frame and a sliding frame, the fixed frame is arranged at the bottom of the horizontal rod and horizontally arranged with the horizontal rod, the fixed frame is provided with a sliding groove for the sliding of the sliding frame, the sliding frame slides along the length direction of the sliding groove, one side of the sliding frame close to the fixed frame is provided with a abutting assembly, the abutting assembly comprises an abutting plate and a spring, the spring is provided with a plurality of springs, the plurality of springs are arranged on one side of the sliding frame close to the fixed frame, the spring force direction of the spring is the same as the sliding direction of the sliding frame, the abutting plate is arranged at one end of the spring away from the fixed frame, the spring drives the abutting plate to abut the hardboard, and the guide frame structure further comprises a driving mechanism for limiting the sliding of the sliding frame.

[0007] When the hardboard needs to be sewn with the cover, the sewing machine is arranged on the base, the cover is placed on the hardboard, the worker places the hardboard in the guide assembly, the spring drives the abutting plate to abut against the hardboard, and the hardboard is prevented from moving when the cover is sewn on the hardboard. The hardboard is better horizontal to the fixed frame during sewing, and is not easy to move, and the sewing effect is better.

[0008] Optionally, one side of the abutting plate close to the sliding frame is provided with a sliding block, the sliding frame is provided with a sliding groove for sliding of the sliding block, and the sliding block is slidingly connected to the sliding groove.

[0009] By adopting the above technical scheme, the sliding block makes the spring not easy to deform, and the sliding block is slidingly connected to the sliding groove, so that the compression of the spring is facilitated.

[0010] Optionally, an end of the sliding block away from the abutting plate is provided with a limiting block, an outer diameter of the limiting block is greater than an outer diameter of the sliding block, the sliding frame is provided with a limiting groove for sliding of the limiting block, and the limiting groove is communicated with the sliding groove.

[0011] By adopting the above technical scheme, the limiting block and the limiting groove prevent the sliding block from being separated from the sliding groove, so that the abutting plate is prevented from being separated from the sliding frame.

[0012] Optionally, the driving mechanism is an electric push rod, the electric push rod is arranged at an end of the sliding frame away from the fixed frame, and the electric push rod drives the sliding frame to slide towards the fixed frame.

[0013] By adopting the above technical scheme, the electric push rod makes the sliding frame slide stably, and the hardboard can be better abutted against, so that the hardboard is prevented from moving during sewing.

[0014] Optionally, an end of the abutting plate away from the sliding frame is provided with an arc plate.

[0015] By adopting the above technical scheme, the arc plate makes the worker more conveniently place the hardboard in the guide assembly.

[0016] Optionally, the abutting plate is made of plastic material.

[0017] By adopting the above technical scheme, the plastic material is easy to be extruded and limited by the abutting plate, and is low in price.

[0018] In summary, the present application has at least one of the following beneficial technical effects:

[0019] 1. The spring drives the abutting plate to abut against the hardboard, the hardboard is prevented from moving when the sewing machine works, the hardboard is better horizontal to the fixed frame during sewing, and is not easy to move, and the sewing effect is better;

[0020] 2. The sliding block makes the spring not easy to deform;

[0021] 3. Workers are more convenient to move the cardboard into the guide assembly by the arc surface. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is a structural schematic diagram of the guide frame structure for certificate fixation of the embodiment.

[0023] Figure 2 is a structural schematic diagram of the abutting assembly of the embodiment.

[0024] Figure 3 is a sectional view of the slider and the sliding frame of the embodiment.

[0025] BRIEF DESCRIPTION OF DRAWINGS: 1, base; 2, guide assembly; 21, fixed frame; 22, sliding frame; 3, cardboard; 41, crossbar; 42, sliding groove; 43, slider; 44, sliding slot; 45, limiting block; 46, limiting slot; 5, abutting assembly; 51, abutting plate; 52, spring; 6, driving mechanism; 61, electric push rod; 7, arc plate. DETAILED DESCRIPTION

[0026] The application will be further described in detail below in combination with the drawings and embodiments.

[0027] The embodiment of the application discloses a guide frame structure for certificate fixation. Referring to Figure 1 , the guide frame structure for certificate fixation comprises a base 1, a guide assembly 2 arranged on the base 1 and a cardboard 3 placed in the guide assembly 2. A sewing machine (not shown in the figure) is fixed on the base 1, the sewing machine is a full-automatic intelligent sewing machine, and the cardboard 3 is automatically sewn according to the input specification, so that the sewing efficiency is higher and manpower and material resources are not needed. A crossbar 41 is horizontally fixed on the base 1, and the guide assembly 2 is arranged at the bottom of the crossbar 41 and is horizontally arranged with the crossbar 41. The guide assembly 2 comprises a fixed frame 21 and a sliding frame 22, the fixed frame 21 is fixed at the bottom of the crossbar 41 and is horizontally arranged with the crossbar 41, and the fixed frame 21 is provided with a sliding groove 42 for the sliding frame 22 to slide. The sliding frame 22 slides along the length direction of the sliding groove 42, and one side of the sliding frame 22 close to the fixed frame 21 is provided with an abutting assembly 5.

[0028] Referring to Figure 1 , Figure 2 , Figure 3 , the abutting assembly 5 comprises an abutting plate 51 and a spring 52, and a plurality of springs 52 are fixed. The plurality of springs 52 are all fixed on the side of the sliding frame 22 close to the fixed frame 21, and the spring force direction of the spring 52 is the same as the sliding direction of the sliding frame 22. The abutting plate 51 is fixed on the end of the spring 52 away from the fixed frame 21, and the spring 52 drives the abutting plate 51 to abut against the cardboard 3.

[0029] Referring to Figure 1The guiding frame structure for fixing the certificate further comprises a driving mechanism 6 for limiting the sliding of the sliding frame 22. The driving mechanism 6 is an electric push rod 61 fixed at one end of the sliding frame 22 away from the fixed frame 21, and the electric push rod 61 drives the sliding frame 22 to slide towards the fixed frame 21.

[0030] Referring to Figure 1 , Figure 2 , Figure 3 The side of the abutting plate 51 close to the sliding frame 22 is fixed with a sliding block 43, and the sliding frame 22 is provided with a sliding groove 44 for the sliding of the sliding block 43. The sliding block 43 is slidingly connected to the sliding groove 44, and a spring 52 is sleeved on the sliding block 43. The end of the sliding block 43 away from the abutting plate 51 is fixed with a limiting block 45, and the outer diameter of the limiting block 45 is larger than that of the sliding block 43. The sliding frame 22 is provided with a limiting groove 46 for the sliding of the limiting block 45, and the limiting groove 46 is communicated with the sliding groove 44.

[0031] The implementation principle of the guiding frame structure for fixing the certificate is as follows: when the cover needs to be sewn on the hardboard 3, the cover is placed on the hardboard 3, and then the worker places the hardboard 3 in the guiding assembly 2. The electric push rod 61 is driven, and the electric push rod 61 drives the sliding frame 22 to slide, so that the spring 52 drives the abutting plate 51 to abut against the hardboard 3. The hardboard 3 is not easy to move in the guiding assembly 2 through the electric push rod 61 and the spring 52, and the hardboard 3 is not easy to be damaged through the spring 52 for reducing the buffer. The sewing machine completes the sewing work of the cover, the electric push rod 61 returns to the original position, the worker places the hardboard 3 that needs to be sewn in the guiding assembly 2, and the placement is simple. The working efficiency of the guiding frame structure is high. The hardboard 3 is prevented from moving when the cover is sewn on the hardboard 3, the hardboard 3 is better horizontal with the fixed frame 21 during sewing, and is not easy to move, and the sewing effect is better.

[0032] The above are preferred embodiments of the present application, which do not limit the protection scope of the present application. Therefore, equivalent changes made on the basis of the structure, shape, and principle of the present application should be covered by the protection scope of the present application.

Claims

1. A guide frame structure for certificate fixing, comprising a base (1), a guide assembly (2) arranged on the base (1), and a cardboard (3) arranged in the guide assembly (2), characterized in that: A horizontal bar (41) is horizontally arranged on the base (1). The guide component (2) is arranged at the bottom of the horizontal bar (41) and horizontally with the horizontal bar (41). The guide component (2) includes a fixed frame (21) and a sliding frame (22). The fixed frame (21) is arranged at the bottom of the horizontal bar (41) and horizontally with the horizontal bar (41). A sliding groove (42) is provided on the fixed frame (21) for the sliding frame (22) to slide. The sliding frame (22) slides along the length direction of the sliding groove (42). The side of the sliding frame (22) near the fixed frame (21) is provided with A clamping assembly (5) is provided, the clamping assembly (5) includes a clamping plate (51) and a spring (52). A plurality of springs (52) are provided, and the plurality of springs (52) are all provided on the side of the sliding frame (22) close to the fixed frame (21). The spring force direction of the springs (52) is the same as the sliding direction of the sliding frame (22). The clamping plate (51) is provided at the end of the springs (52) away from the fixed frame (21). The springs (52) drive the clamping plate (51) to clamp the cardboard (3). The assembly also includes a driving mechanism (6) for restricting the sliding of the sliding frame (22).

2. The guide frame structure for certificate fixation according to claim 1, characterized by: The side of the abutment plate (51) near the sliding frame (22) is provided with a slider (43). The sliding frame (22) is provided with a groove (44) for the slider (43) to slide. The slider (43) is slidably connected to the groove (44). The spring (52) is sleeved on the slider (43).

3. The guide frame structure for certificate fixation according to claim 2, characterized by: A limiting block (45) is provided at the end of the slider (43) away from the abutment plate (51). The outer diameter of the limiting block (45) is larger than the outer diameter of the slider (43). A limiting groove (46) is provided on the sliding frame (22) for the limiting block (45) to slide. The limiting groove (46) is connected to the sliding groove (44).

4. The guide frame structure for certificate fixation according to claim 1, characterized by: The driving mechanism (6) is an electric push rod (61), which is located at the end of the sliding frame (22) away from the fixed frame (21). The electric push rod (61) drives the sliding frame (22) to slide towards the fixed frame (21).

5. The guide frame structure for certificate fixation according to claim 1, characterized by: The end of the abutment plate (51) away from the sliding frame (22) is provided with an arc panel (7).

6. The guide frame structure for certificate fixation according to claim 1, characterized by: The clamping plate (51) is made of plastic.