Automatic assembling device for rubber protective sleeve of nail gun
By designing an automatic assembly device including cylinders, piston rods, push blocks, connecting rods, sliders, drive arms, stretching rods and fixed struts, the existing pneumatic nail guns are solved, and the automatic assembly of the rubber protective sleeves and handles is realized, which improves assembly efficiency and reduces labor intensity.
Patent Information
- Application Number
- CN202422097952.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-28
- Publication Date
- 2025-06-10
- Estimated Expiration
- 2034-08-28
AI Technical Summary
When assembling rubber protective sleeves, existing pneumatic nail guns need to be manually opened, which has low assembly efficiency and high labor intensity.
An automatic assembly device including a cylinder, a piston rod, a push block, a connecting rod, a slider, a drive arm, a push rod and a fixed support rod are designed. The push block is pushed by a cylinder driving the piston rod, and the connecting rod drives the slide block and a drive arm to move, the push rod is stretched out the rubber protective sleeve and automatically assembled on the handle.
It realizes automatic assembly of rubber protective sleeves and handles, improves assembly efficiency, reduces labor intensity for assembly personnel, and has a simple structure, convenient operation, and stable and reliable performance.
Smart Images
Figure CN222957952U_ABST
Abstract
Description
Technical Field
[0001] The utility model specifically relates to an automatic assembly device for a rubber protective sleeve of a nail gun. Background Art
[0002] A pneumatic nail gun is also called a pneumatic nail driver. The pneumatic nail gun uses the air pressure generated by an air pump (air compressor), and the high-pressure gas drives the striker in the cylinder of the nail gun to perform a hammering motion, driving the row nails in the row nail clip into an object or shooting out the row nails. The pneumatic nail gun includes a gun body assembly and a magazine assembly. The gun body assembly is composed of a gun body, a cylinder, a balance valve, a switch assembly, a striker assembly (gun tongue), a buffer pad, a gun nozzle, a gun groove, etc. The magazine assembly is composed of accessories such as a nail head, a gun cover, a fixed magazine, a movable magazine, a nail feeder, etc. During the production process of the nail gun, a rubber protective sleeve needs to be assembled on the handle of the gun body. When assembling the handle of the existing pneumatic nail gun and the rubber protective sleeve, the assembler needs to manually expand the rubber protective sleeve and put it on the handle, resulting in low assembly efficiency and high labor intensity for the assembler. Therefore, it is very necessary to design an automatic assembly device for the rubber protective sleeve of a nail gun. Summary of the Invention
[0003] The purpose of the utility model is to overcome the defects of the prior art and provide an automatic assembly device for a rubber protective sleeve of a nail gun with a simple structure, high assembly efficiency, convenient operation, and stable and reliable performance.
[0004] To achieve the above purpose, the utility model adopts an automatic assembly device for a rubber protective sleeve of a nail gun, which includes a mechanism frame, a cylinder arranged on the mechanism frame, a push block linked to the piston rod of the cylinder, two connecting rods linked and matched with the push block, a slider slidably arranged on the mechanism frame, two driving arms rotatably arranged on the slider and respectively linked and matched with the two connecting rods, two spreading rods respectively arranged on the two driving arms, and a fixed spreading rod arranged on the mechanism frame and matched with the two spreading rods. The fixed spreading rod and the two spreading rods are distributed in a "pin" shape, and a spreading space for spreading the rubber protective sleeve is formed between the fixed spreading rod and the two spreading rods.
[0005] The beneficial effects of the above structure are: The automatic assembly device for the rubber protective sleeve of the nail gun has a simple structure design, and can realize the automatic assembly of the rubber protective sleeve and the handle, with higher assembly efficiency, which is beneficial to reducing the labor intensity of the assembler. During operation, the cylinder is started, the piston rod of the cylinder drives the push block to move, and the push block drives the slider to move through the two connecting rods. The two spreading rods move with the slider and perform a spreading action, so that the two spreading rods and the fixed spreading rod can spread the rubber protective sleeve, thereby realizing the automatic assembly of the rubber protective sleeve and the handle. Therefore, the automatic assembly device for the rubber protective sleeve of the nail gun has the advantages of simple structure, high assembly efficiency, convenient operation, and stable and reliable performance.
[0006] Specifically, guide rails are respectively arranged on both sides of the slider, and a guide block is respectively arranged on the mechanism frame corresponding to both sides of the slider. A guide groove matched with the guide rail is arranged on the guide block, and the guide rail is slidably arranged in the guide groove, forming a sliding connection and cooperation between the slider and the guide block. The guide rail of the slider is slidably arranged in the guide groove of the guide block, which can ensure the reliable movement of the slider on the guide block and is beneficial to improving the working efficiency of the automatic rubber protection sleeve assembling device of the nail gun.
[0007] Specifically, positioning bolts are arranged on the slider corresponding to the two driving arms, positioning holes are respectively arranged in the middle parts of the driving arms, and the positioning bolts are inserted into the positioning holes, forming a rotational connection and cooperation between the two driving arms and the positioning bolts. The driving arms are rotatably arranged on the positioning bolts, which can ensure the reliable movement of the driving arms on the slider and is convenient for the assembly of the driving arms and the slider, making the assembly more convenient.
[0008] Specifically, a guide bolt is arranged at one end of the slider, a positioning block matched with the guide bolt is arranged on the mechanism frame, a guide hole matched with the guide bolt is arranged on the positioning block, and one end of the guide bolt is inserted into the guide hole, forming a sliding connection and cooperation between the guide bolt and the positioning block. The positioning block plays a guiding role for the guide bolt, which can ensure the reliable movement of the slider and the guide bolt and is beneficial to improving the working reliability of the automatic rubber protection sleeve assembling device of the nail gun.
[0009] Specifically, a fixing block matched with the piston rod is arranged on the mechanism frame, a sliding hole matched with the piston rod is arranged on the fixing block, and the piston rod passes through the sliding hole and is connected to the pushing block. The fixing block plays a guiding role for the piston rod, which can ensure the reliable driving of the pushing block by the piston rod and is beneficial to improving the working reliability of the automatic rubber protection sleeve assembling device of the nail gun.
[0010] Specifically, guiding conical surfaces matched with the rubber protection sleeve are respectively arranged at the tails of the fixed support rod and the two expanding rods. The guiding conical surfaces play a guiding role for the rubber protection sleeve, which can ensure the reliable expansion of the rubber protection sleeve by the fixed support rod and the two expanding rods and is beneficial to improving the assembling efficiency of the automatic rubber protection sleeve assembling device of the nail gun. Description of the Drawings
[0011] Figure 1 It is a perspective view of an embodiment of the present utility model.
[0012] Figure 2 It is a sectional view of an embodiment of the present utility model.
[0013] Figure 3 It is an exploded view of an embodiment of the present utility model. Detailed Embodiment
[0014] like Figures 1 to 3 As shown, the embodiment of the utility model is an automatic assembly device for a rubber protective sleeve of a nail gun, comprising a mechanism frame 10, a cylinder 11 arranged on the mechanism frame 10, a push block 12 linked to a piston rod 111 of the cylinder 11, two connecting rods 13 linked to the push block 12, a slider 14 slidably arranged on the mechanism frame 10, two driving arms 15 rotatably arranged on the slider 14 and linked to the two connecting rods 13 respectively, two spreading rods 16 respectively arranged on the two driving arms 15, and a fixed strut 17 arranged on the mechanism frame 10 and matched with the two spreading rods 16, wherein the fixed strut 17 and the two spreading rods 16 are distributed in a "品" shape, and an opening space 100 for opening the rubber protective sleeve is formed between the fixed strut 17 and the two spreading rods 16.
[0015] like Figure 2 , 3As shown, guide rails 141 are provided on both sides of the slider 14, and a guide block 18 is provided on the frame 10 at both sides of the slider 14. The guide block 18 is provided with a guide groove 181 that matches the guide rail 141. The guide rail 141 is slidably arranged in the guide groove 181, and constitutes a sliding connection and cooperation between the slider 14 and the guide block 18. The guide rail of the slider is slidably arranged in the guide groove of the guide block, which can ensure that the slider can move reliably on the guide block, which is conducive to improving the working efficiency of the automatic assembly device of the rubber protective cover of the nail gun. Positioning bolts 19 are provided on the slider 14 corresponding to the two driving arms 15, and positioning holes 151 are respectively provided on the middle part of the driving arm 15. The positioning bolts 19 are inserted in the positioning holes 151, and constitute a rotational connection and cooperation between the two driving arms 15 and the positioning bolts 19. The driving arm is rotatably arranged on the positioning bolt, which can ensure that the driving arm can move reliably on the slider, and facilitates the assembly of the driving arm and the slider, making the assembly more convenient. A guide bolt 20 is provided on one end of the slider 14, and a positioning block 21 matched with the guide bolt 20 is provided on the mechanism frame 10. A guide hole 211 matched with the guide bolt 20 is provided on the positioning block 21. One end of the guide bolt 20 is inserted into the guide hole 211, and a sliding connection is formed between the guide bolt 20 and the positioning block 21. The positioning block guides the guide bolt, thereby ensuring that the slider and the guide bolt can move reliably, which is beneficial to improving the working reliability of the automatic assembly device of the rubber protective cover of the nail gun. A fixed block 22 matched with the piston rod 111 is provided on the mechanism frame 10, and a sliding hole 221 matched with the piston rod 111 is provided on the fixed block 22. The piston rod 111 passes through the sliding hole 221 and is connected to the push block 12. The fixed block guides the piston rod, thereby ensuring that the piston rod can reliably drive the push block to move, which is beneficial to improving the working reliability of the automatic assembly device of the rubber protective cover of the nail gun. The tails of the fixed support rod 17 and the two spreading rods 16 are respectively provided with guide conical surfaces 101 that match the rubber protective sleeve. The guide conical surfaces guide the rubber protective sleeve, which can ensure that the fixed support rod and the two spreading rods can reliably spread the rubber protective sleeve, which is conducive to improving the assembly efficiency of the rubber protective sleeve automatic assembly device of the nail gun.
[0016] The automatic assembly device for the rubber protective cover of the nail gun has a simple structural design and can realize the automatic assembly of the rubber protective cover and the handle, with higher assembly efficiency, which is conducive to reducing the labor intensity of the assembly personnel. When working, the cylinder is started, and the piston rod of the cylinder drives the push block to move, which drives the slider to move through the two connecting rods. The two spreading rods move with the slider and perform the spreading action, so that the two spreading rods and the fixed spreading rods can spread the rubber protective cover, thereby realizing the automatic assembly of the rubber protective cover and the handle. Therefore, the automatic assembly device for the rubber protective cover of the nail gun has the advantages of simple structure, high assembly efficiency, convenient operation, and stable and reliable performance.
Claims
1. An automatic assembly device for a rubber protective sleeve of a nail gun, characterized in that: It includes a mechanism frame, a cylinder arranged on the mechanism frame, a push block linked to the piston rod of the cylinder, two connecting rods linked and cooperating with the push block, a slider slidably arranged on the mechanism frame, two driving arms rotatably arranged on the slider and respectively linked and cooperating with the two connecting rods, two expanding rods respectively arranged on the two driving arms, and a fixed support rod arranged on the mechanism frame and cooperating with the two expanding rods. The fixed support rod and the two expanding rods are distributed in a "pin" shape, and an expanding space for expanding the rubber protective sleeve is formed between the fixed support rod and the two expanding rods.
2. The automatic assembly device for the rubber protective sleeve of the nail gun according to claim 1, characterized in that: Guide rails are respectively arranged on both sides of the slider. One guide block is respectively arranged on the mechanism frame corresponding to both sides of the slider. A guide groove cooperating with the guide rail is arranged on the guide block. The guide rail is slidably arranged in the guide groove, and the sliding connection and cooperation between the slider and the guide block are formed.
3. The automatic assembly device for the rubber protective sleeve of the nail gun according to claim 1 or 2, characterized in that: Positioning bolts are arranged on the slider corresponding to the two driving arms. Positioning holes are respectively arranged in the middle parts of the driving arms. The positioning bolts are inserted into the positioning holes, and the rotational connection and cooperation between the two driving arms and the positioning bolts are formed.
4. The automatic assembly device for the rubber protective sleeve of the nail gun according to claim 1 or 2, characterized in that: A guide bolt is arranged at one end of the slider. A positioning block cooperating with the guide bolt is arranged on the mechanism frame. A guide hole cooperating with the guide bolt is arranged on the positioning block. One end of the guide bolt is inserted into the guide hole, and the sliding connection and cooperation between the guide bolt and the positioning block are formed.
5. The automatic assembly device for the rubber protective sleeve of the nail gun according to claim 1 or 2, characterized in that: A fixed block cooperating with the piston rod is arranged on the mechanism frame. A sliding hole cooperating with the piston rod is arranged on the fixed block. The piston rod passes through the sliding hole and is connected to the push block.
6. The automatic assembly device for the rubber protective sleeve of the nail gun according to claim 1 or 2, characterized in that: Guide conical surfaces cooperating with the rubber protective sleeve are respectively arranged on the tails of the fixed support rod and the two expanding rods.