A press pin tool

CN224808856UActive Publication Date: 2026-09-29DALIAN JINGFENG MASCH MFG CO LTD
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Patent Information

Application Number
CN202522274973.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-28
Publication Date
2026-09-29
Estimated Expiration
2035-10-28

AI Technical Summary

Technical Problem

该传统方法存在明显弊端:首先,手工对位精度难以保证,易导致装配偏差;其次,锤击过程中产生的冲击载荷极易损坏阀体结构,甚至造成阀体表面损伤,影响产品外观质量及使用性能

Benefits of technology

[0009]本实用新型与现有技术相比的有益效果是:本实用新型气缸推动顶块将阀体碟片弹簧压缩,将阀体于电磁铁上的凹槽对准,然后把销子插入对应孔位,用压机顶块垂直压入阀体,打开压缩气缸,销子完全卡住电磁铁,避免手工对位精度难以保证,易导致装配偏差,易损坏阀体结构,甚至造成阀体表面损伤,影响产品外观质量及使用性能的问题,提高安全性,减少阀体损伤,提高工作效率。

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Abstract

The utility model belongs to proportional valve installation technical field discloses a kind of press pin tooling. It is enclosed by top plate, vertical plate and two oppositely arranged L-shaped side plates, wherein top plate is located at the lower end of L-shaped side plate, vertical plate is located at the higher end of L-shaped side plate, baffle is connected to the inner side of top plate, cylinder is connected to the outer side of vertical plate, there is round hole on vertical plate, and the top block on cylinder penetrates the round hole on vertical plate. The utility model avoids the difficulty in ensuring the accuracy of manual alignment, which can easily lead to assembly deviation, damage the valve body structure, even cause surface damage of the valve body, affect the appearance quality and performance of the product, improve safety, reduce valve body damage and improve work efficiency.
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Description

Technical Field

[0001] This utility model belongs to the field of proportional valve installation technology, specifically relating to a pressure pin tooling. Background Technology

[0002] In existing valve body assembly processes, pin installation is typically done manually. Specifically, the operator holds the pin with one hand, initially aligning it with the corresponding hole on the valve body, while using a hammer or similar tool to apply impact force, forcibly hammering the pin into the valve body. This traditional method has significant drawbacks: First, manual alignment accuracy is difficult to guarantee, easily leading to assembly deviations; second, the impact load generated during hammering can easily damage the valve body structure, even causing surface damage, affecting the product's appearance and performance. Furthermore, this method relies heavily on the operator's experience and skill, resulting in low assembly efficiency and certain safety hazards, making it difficult to meet the precision, efficiency, and reliability requirements of modern production.

[0003] Therefore, there is an urgent need for a pin-pressing tool that can achieve precise, efficient, and non-destructive assembly to overcome the shortcomings of existing technologies. Utility Model Content

[0004] To overcome the shortcomings of the existing technology, this utility model provides a pin-pressing tooling to improve safety, reduce valve body damage, and improve work efficiency.

[0005] The above-mentioned objective of this utility model is achieved through the following technical solution: a pressing pin tooling, which is composed of a top plate, a vertical plate and two L-shaped side plates arranged opposite to each other, wherein the top plate is located at the lower end of the L-shaped side plates and the vertical plate is located at the higher end of the L-shaped side plates. A stop block is connected to the inner side of the top plate and a cylinder is connected to the outer side of the vertical plate. A circular through hole is provided on the vertical plate and the top block on the cylinder passes through the circular through hole on the vertical plate.

[0006] Furthermore, a shielding plate is provided between the upright plate and the L-shaped side plate, and the shielding plate has through holes of the same size as the top block.

[0007] Furthermore, right-angle blocks for stabilizing the structure are provided at the junction of the L-shaped side plate and the upright plate.

[0008] Furthermore, a pressure block for stabilizing the pressing pin fixture is provided between the stop block and the upright plate.

[0009] The advantages of this utility model compared with the prior art are as follows: The cylinder pushes the top block to compress the valve body disc spring, aligning the valve body with the groove on the electromagnet. Then, the pin is inserted into the corresponding hole, and the top block of the press is used to press the valve body vertically. The compression cylinder is opened, and the pin completely locks the electromagnet. This avoids the problems that are difficult to guarantee by manual alignment, which can easily lead to assembly deviations, damage to the valve body structure, or even damage to the valve body surface, affecting the product's appearance quality and performance. This improves safety, reduces valve body damage, and increases work efficiency. Attached Figure Description

[0010] The present invention will be further described below with reference to the accompanying drawings and specific embodiments. Figure 1 This is a schematic diagram of the pressing pin tooling structure of this utility model.

[0011] In the diagram: 1. Top plate; 2. Stop block; 3. L-shaped side plate; 4. Pressure block; 5. Shielding plate; 6. Right-angle block; 7. Vertical plate; 8. Cylinder; 9. Top block. Detailed Implementation

[0012] The present invention is described in detail below through specific embodiments, but this does not limit the scope of protection of the present invention. Unless otherwise specified, the experimental methods used in the present invention are all conventional methods, and the experimental equipment, materials, reagents, etc. used can all be obtained commercially.

[0013] Example 1 A pin-pressing fixture comprises a top plate, a vertical plate, and two L-shaped side plates arranged opposite each other. The top plate is located at the lower end of the L-shaped side plates, and the vertical plate is located at the higher end of the L-shaped side plates. A stop block is connected to the inner side of the top plate, and a cylinder is connected to the outer side of the vertical plate. The vertical plate has a circular through hole, and a top block on the cylinder passes through the circular through hole in the vertical plate. A shielding plate is also provided between the vertical plate and the L-shaped side plates, and the shielding plate has a through hole of a corresponding size to the top block. Right-angle blocks for stabilizing the structure are also provided at the junction of the two sides of the L-shaped side plates and the vertical plate. A pressure block for stabilizing the pin-pressing fixture is also provided between the stop block and the vertical plate.

[0014] In use, the cylinder pushes the top block to compress the valve body disc spring, aligning the valve body with the groove on the electromagnet. Then, the pin is inserted into the corresponding hole, and the top block of the press is used to press the valve body vertically, opening the compression cylinder, and the pin completely locks the electromagnet.

[0015] The embodiments described above are merely preferred embodiments of this utility model, and not all feasible embodiments of this utility model. For those skilled in the art, any obvious modifications made without departing from the principles and spirit of this utility model should be considered to be included within the scope of protection of the claims of this utility model.

Claims

1. A pin-pressing tool, characterized in that, It is formed by a top plate (1), a vertical plate (7) and two L-shaped side plates (3) arranged opposite to each other. The top plate (1) is located at the lower end of the L-shaped side plate (3), and the vertical plate (7) is located at the higher end of the L-shaped side plate (3). A stop block (2) is connected to the inner side of the top plate (1), and a cylinder (8) is connected to the outer side of the vertical plate (7). There is a circular through hole on the vertical plate (7), and the top block (9) on the cylinder (8) passes through the circular through hole on the vertical plate (7).

2. The pin-pressing fixture according to claim 1, characterized in that, A shielding plate (5) is also provided between the upright plate (7) and the L-shaped side plate (3), and the shielding plate (5) has through holes of the same size as the top block (9).

3. The pin-pressing fixture according to claim 1, characterized in that, The L-shaped side plate (3) and the upright plate (7) are also provided with right-angle blocks (6) for stabilizing the structure at the junction of their two sides.

4. The pin-pressing fixture according to claim 1, characterized in that, A pressure block (4) for stabilizing the pressure pin fixture is also provided between the stop block (2) and the upright plate (7).