Handheld pneumatic glue gun

Abstract

The utility model discloses a handheld pneumatic type glue gun, which comprises a main body, a length adjusting mechanism and a hole positioning mechanism, the length adjusting mechanism comprises a glue body, a bearing plate, a first spring and an overhanging rod, and the hole positioning mechanism comprises a baffle plate, a rotating disc, a second spring, a clamping block and a clamping plate. According to the length adjusting function of the device, the glue gun can be automatically adjusted to adapt to glue barrels with different lengths, so that the flexibility and multifunctionality of the device are improved, the time and effort for manual adjustment are saved, the working efficiency is improved, the device can ensure that a glue nozzle is always located at a correct position, and the production efficiency is improved. According to the gluing gun, the gluing accuracy and uniformity can be improved, the operation comfort is improved, an operator can control the gluing gun more easily, and the position does not need to be adjusted frequently.

Description

Technical Field

[0001] The utility model relates to the technical field of building processing, in particular to a handheld pneumatic glue gun. Background Art

[0002] A handheld pneumatic caulking gun is a tool that relies on compressed air to push glue or other sealing materials out of a storage container. This equipment is widely used in construction, auto repair, furniture making and other fields.

[0003] Traditional caulking guns are fixed in length and often cannot adapt to different lengths of cartridges. This can cause unstable clamping during use, affecting work quality. Therefore, traditional caulking guns may be limited to certain sizes of caulking, reducing the versatility of the tool.

[0004] Secondly, if the nozzle is not positioned correctly, it may cause uneven glue application, affecting the final sealing effect and aesthetics, and the operation is inconvenient. The operator needs to spend more energy to adjust the glue gun to ensure the correct position of the nozzle, which may cause fatigue and reduce work efficiency. Utility Model Content

[0005] (1) Technical problems solved

[0006] In view of the deficiencies in the prior art, the utility model provides a handheld pneumatic glue gun.

[0007] (2) Technical solution

[0008] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a handheld pneumatic glue gun, comprising a main body, a length adjustment mechanism and a hole positioning mechanism, the length adjustment mechanism comprising a colloid, a supporting plate, a first spring and an outrigger, the colloid is installed inside the supporting plate, the supporting plate is fixedly connected to the main body, one end of the first spring is fixedly installed inside the supporting plate, the outrigger is installed inside the supporting plate and is slidably connected to the supporting plate, the hole positioning mechanism comprises a baffle, a rotating disk, a second spring, a clamping block and a clamping plate, the baffle is fixedly installed at one end of the outrigger, the other end of the first spring is fixedly connected to the baffle, the rotating disk is installed inside the baffle and is rotatably connected to the baffle, the second spring is installed on the rotating disk, and its two ends are respectively fixedly connected to the rotating disk and the clamping block, and the clamping block is installed on the rotating disk and is slidably connected to the rotating disk.

[0009] Preferably, a connecting port and a handle are provided on the main body, the connecting port is fixedly arranged at the bottom end of the handle, and the handle is arranged at one end of the main body near the supporting plate to facilitate weight balancing.

[0010] In a further embodiment, a glue nozzle is provided on the colloid, and the glue nozzle passes through the baffle and is separately connected to the clamping plate, so as to facilitate centering and clamping of the colloid.

[0011] It is further preferred that a placement groove and an extension hole are provided inside the support plate, one end of the first spring is fixedly installed in the placement groove, and the extension rod is installed in the extension hole and slidably connected to the extension hole to facilitate the support of the colloid.

[0012] In a further embodiment, a short rod is provided on the clamping plate, a first sliding groove is provided inside the rotating disk, and the short rod slides inside the first sliding groove, so as to facilitate the positioning and fixing of the nozzle by the clamping plate.

[0013] It is further preferred that a limiting plate is provided on the clamping plate, a second sliding groove is provided inside the baffle, and the limiting plate slides inside the second sliding groove to facilitate limiting the running track of the clamping plate.

[0014] In a further embodiment, a sliding opening is provided on the baffle, a clamping hole is provided inside the sliding opening, and the clamping block is separately connected to the clamping hole to facilitate fixing the rotating disk.

[0015] In a further embodiment, a connecting plate is provided on the rotating disk, a third sliding groove is provided inside the connecting plate, and the clamping block is mounted on the connecting plate and slides inside the third sliding groove, so as to quickly fix the rotating disk.

[0016] (3) Beneficial effects

[0017] Compared with the prior art, the present invention provides a handheld pneumatic glue gun with the following features:

[0018] Beneficial effects:

[0019] In the utility model, a length adjustment mechanism is provided. With the cooperation of components such as the colloid, the supporting plate, the first spring and the extension rod, this function of the device enables the glue gun to automatically adjust to adapt to glue cylinders of different lengths, which increases the flexibility and versatility of the equipment and saves time and effort for manual adjustment, thereby improving work efficiency.

[0020] In the utility model, a hole positioning mechanism is provided. With the mutual cooperation of components such as the baffle, the rotating disk, the second spring, the clamping block and the clamping plate, the device can ensure that the glue nozzle is always located in the correct position, which helps to improve the accuracy and uniformity of glue application and improves the operating comfort. The operator can control the glue gun more easily without the need to frequently adjust the position. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1This is a schematic diagram of the overall structure of a handheld pneumatic glue gun in the present utility model;

[0022] Figure 2 This is a cross-sectional view of the internal structure of the support plate in the utility model;

[0023] Figure 3 This is a cross-sectional view of the internal structure of the middle baffle of the utility model;

[0024] Figure 4 This is an exploded view of the internal structure of the baffle in the utility model;

[0025] Figure 5 This is an exploded view of the connection relationship between the clamping block and the connecting plate in the utility model.

[0026] In the figure: 1. Main body; 2. Colloid; 3. Support plate; 4. First spring; 5. Extended rod; 6. Baffle; 7. Rotating disk; 8. Second spring; 9. Block; 10. Clamping plate; 11. Connecting port; 12. Handle; 13. Glue nozzle; 14. Placement slot; 15. Extended hole; 16. Short rod; 17. First slide; 18. Limit plate; 19. Second slide; 20. Sliding port; 21. Block hole; 22. Connecting plate; 23. Third slide. DETAILED DESCRIPTION

[0027] 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.

[0028] Example 1:

[0029] See also Figure 1-5 , a handheld pneumatic glue gun, including a main body 1, a length adjustment mechanism and a hole positioning mechanism, the length adjustment mechanism includes a colloid 2, a supporting plate 3, a first spring 4 and an outrigger 5, the colloid 2 is installed inside the supporting plate 3, the supporting plate 3 is fixedly connected to the main body 1, one end of the first spring 4 is fixedly installed inside the supporting plate 3, the outrigger 5 is installed inside the supporting plate 3 and is slidably connected to the supporting plate 3, the hole positioning mechanism includes a baffle 6, a rotating disk 7, a second spring 8, a clamping block 9 and a clamping plate 10, the baffle 6 is fixedly installed at one end of the outrigger 5, the other end of the first spring 4 is fixedly connected to the baffle 6, the rotating disk 7 is installed inside the baffle 6 and is rotatably connected to the baffle 6, the second spring 8 is installed on the rotating disk 7, and its two ends are fixedly connected to the rotating disk 7 and the clamping block 9 respectively, and the clamping block 9 is installed on the rotating disk 7 and is slidably connected to the rotating disk 7.

[0030] In this embodiment, the length adjustment mechanism includes a colloid 2, a supporting plate 3, a first spring 4 and an extension rod 5. When in use, hold the handle 12 of the main body 1, and then place the colloid 2 into the supporting plate 3. In the process of the colloid 2 squeezing the baffle 6, the extension rod 5 slides inside the extension hole 15 and stretches the first spring 4 installed in the placement groove 14. At this time, the nozzle 13 of the colloid 2 enters the baffle 6.

[0031] When the glue nozzle 13 is completely fixed, the block 9 is released, and the compressed second spring 8 starts to reset and pushes the block 9 inside the third slot 23 and pushes the block 9 into the card hole 21 in the sliding port 20, thereby completing the fixation of the rotating disk 7. When the colloid 2 is fixed, the air pipe is fixedly connected to the connecting port 11, and the glue is started.

[0032] Example 2:

[0033] In summary, when in use, hold the handle 12 of the main body 1, then place the colloid 2 into the supporting plate 3. In the process of the colloid 2 squeezing the baffle 6, the outrigger 5 slides inside the outrigger hole 15 and stretches the first spring 4 installed in the placement groove 14. At this time, the nozzle 13 of the colloid 2 enters the baffle 6. At this time, pull the block 9, the block 9 disengages from the block hole 21, and begins to compress the second spring 8. Then, rotate the connecting plate 22 inside the sliding port 20, so that the rotating disk 7 rotates. As the rotating disk 7 rotates, the clamping plate 13 at this time The short rod 16 on 10 slides inside the first slide groove 17, and the limit plate 18 on the clamping plate 10 slides inside the second slide groove 19 of the baffle 6 at the same time, so that the clamping plate 10 starts to clamp the glue nozzle 13. When the glue nozzle 13 is completely fixed, the block 9 is released, and the compressed second spring 8 starts to reset and pushes the block 9 inside the third slide groove 23, and pushes the block 9 into the card hole 21 in the sliding port 20, thereby completing the fixation of the rotating disk 7. When the colloid 2 is fixed, the air pipe is fixedly connected to the connecting port 11, and the glue is started.

[0034] In all the schemes mentioned above, the connection between the two components can be selected according to actual conditions by welding, bolt and nut connection, bolt or screw connection or other well-known connection methods, which will not be listed here one by one. In the above, all fixed connections are preferably welded. Although the embodiments of the present invention have been shown and described, it can be understood by ordinary technicians in this field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the attached claims and their equivalents.

Claims

1. A handheld pneumatic glue gun, comprising a main body (1), a length adjustment mechanism and a hole positioning mechanism, characterized in that: The length adjustment mechanism comprises a colloid (2), a supporting plate (3), a first spring (4) and an outrigger (5), wherein the colloid (2) is installed inside the supporting plate (3), the supporting plate (3) is fixedly connected to the main body (1), one end of the first spring (4) is fixedly installed inside the supporting plate (3), the outrigger (5) is installed inside the supporting plate (3) and is slidably connected to the supporting plate (3), the hole positioning mechanism comprises a baffle (6), a rotating disk (7), a second spring (8), a clamping block (9) and a clamping plate (10), the baffle (6) is fixedly installed at one end of the outrigger (5), the other end of the first spring (4) is fixedly connected to the baffle (6), the rotating disk (7) is installed inside the baffle (6) and is rotatably connected to the baffle (6), the second spring (8) is installed on the rotating disk (7), and its two ends are fixedly connected to the rotating disk (7) and the clamping block (9) respectively, and the clamping block (9) is installed on the rotating disk (7) and is slidably connected to the rotating disk (7).

2. A handheld pneumatic caulking gun according to claim 1, characterized in that: The main body (1) is provided with a connection port (11) and a handle (12), wherein the connection port (11) is fixedly arranged at the bottom end of the handle (12), and the handle (12) is arranged at one end of the main body (1) near the supporting plate (3).

3. The handheld pneumatic caulking gun according to claim 1, characterized in that: The colloid (2) is provided with a glue nozzle (13), and the glue nozzle (13) passes through the baffle (6) and is separately connected to the clamping plate (10).

4. The handheld pneumatic caulking gun according to claim 1, characterized in that: A placement groove (14) and an extension hole (15) are provided inside the supporting plate (3); one end of the first spring (4) is fixedly installed in the placement groove (14); and the extension rod (5) is installed in the extension hole (15) and is slidably connected to the extension hole (15).

5. The handheld pneumatic caulking gun according to claim 3, characterized in that: A short rod (16) is provided on the clamping plate (10), a first sliding groove (17) is provided inside the rotating disk (7), and the short rod (16) slides inside the first sliding groove (17).

6. The handheld pneumatic caulking gun according to claim 5, characterized in that: A limiting plate (18) is provided on the clamping plate (10), a second sliding groove (19) is provided inside the baffle (6), and the limiting plate (18) slides inside the second sliding groove (19).

7. The handheld pneumatic caulking gun according to claim 1, characterized in that: The baffle (6) is provided with a sliding opening (20), a clamping hole (21) is provided inside the sliding opening (20), and the clamping block (9) is connected to the clamping hole (21) in a separate manner.

8. The handheld pneumatic caulking gun according to claim 5, characterized in that: The rotating disk (7) is provided with a connecting plate (22), a third sliding groove (23) is provided inside the connecting plate (22), and the clamping block (9) is mounted on the connecting plate (22) and slides inside the third sliding groove (23).

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