Fixed-width and fixed-thickness gluing device and gluing method

Abstract

The invention provides a fixed-width and fixed-thickness gluing device and a gluing method, and belongs to the technical field of manufacturing engineering. The device accurately controls the width and thickness of a glue layer in the gluing process before part bonding, and comprises a width adjusting method, a thickness adjusting method, a visual operation method of width scales and thickness scales and the like in the gluing process. The problems that before parts are bonded, manual glue scraping efficiency is low, the width and thickness of a glue layer are not easy to control accurately, and the width and thickness of the glue layer cannot be conveniently adjusted in the mode that a pneumatic glue gun adjusts the glue outlet shape and width by replacing a glue nozzle are solved. By adopting the fixed-width and fixed-thickness gluing device, the accurate control and visual operation of the width and thickness of a part bonding glue layer can be realized, the risks of continuous trimming, glue nozzle replacement, non-uniform width and thickness of the glue layer and the like in the conventional operation are reduced, and reliable bonding between parts is realized. The method is suitable for cementing parts made of various materials under various working conditions.

Description

Technical Field

[0001] The present invention belongs to the technical field of manufacturing engineering, and proposes a fixed-width and fixed-thickness gluing device and a gluing method, the purpose of which is to accurately control the width and thickness of the glue layer during the gluing process before parts are bonded, including a width adjustment method, a thickness adjustment method, and a visual operation method for bandwidth and thickness scales during the gluing process. Background Art

[0002] In the scenario where parts need to be glued and sealed, it is often necessary to control the width and thickness of the glue layer according to the size of the parts and the bonding requirements. The conventional method is to scrape the glue manually or use a pneumatic glue gun. Among them, manual scraping is inefficient and the width and thickness of the glue layer are not easy to control accurately; pneumatic glue guns generally have glue nozzles of various shapes, and the shape and width of the glue can be adjusted by changing the glue nozzle, but the width and thickness of the glue layer cannot be easily adjusted. Summary of the invention

[0003] The purpose of the present invention is to provide a fixed-width and fixed-thickness gluing device and gluing method, which can accurately control the width and thickness of the glue layer during the gluing process before parts are bonded, including a width adjustment method, a thickness adjustment method, and a visual operation method of a width scale and a thickness scale during the gluing process.

[0004] The technical solution adopted by the present invention is as follows:

[0005] A fixed-width and fixed-thickness glue coating device comprises a glue inlet pipe, a cavity, a width adjustment baffle, a width adjustment track, a width adjustment rod, and a thickness adjustment rod; the glue inlet of the cavity is connected to the glue inlet pipe; a width indicating scale is provided at the glue outlet of the cavity; the width adjustment track is provided at the glue outlet of the cavity; the width adjustment rod comprises a sliding part, a locking part, a scale indicating part and a connecting part, the sliding part is provided in the width adjustment track and can slide along the width adjustment track, the locking part is used to fix the position of the sliding part, and the scale indicating part is used to indicate the width indicating scale at the glue outlet of the cavity; the width adjustment baffle is provided in the cavity, one end of the width adjustment baffle is connected to the connecting part of the width adjustment rod, and the other end is connected to the inner wall of the cavity; a thickness indicating scale is provided on the thickness adjustment rod, and the thickness adjustment rod is provided at the glue outlet of the cavity, and is used to control the thickness of the glue layer by controlling the gap between the glue outlet of the cavity and the surface to be coated with glue.

[0006] Furthermore, the sliding portion of the width adjustment rod is a sliding rod, and the locking portion is a fastening screw provided at the end of the sliding rod.

[0007] Furthermore, the connecting part of the width adjustment rod is a fork-shaped structure, which is provided with a mounting groove. One end of the width adjustment baffle is placed in the mounting groove of the fork-shaped structure and moves with the position adjustment of the width adjustment rod. The width of the glue layer is accurately controlled by adjusting the width of the glue outlet.

[0008] Further, one end of the width adjustment baffle connected to the inner wall of the cavity is fixed on the inner wall of the cavity, and the width adjustment baffle is made of a flexible material; or, one end of the width adjustment baffle connected to the inner wall of the cavity is pivotally connected to the inner wall of the cavity, and the width adjustment baffle is made of a rigid material.

[0009] Furthermore, by toggling the width adjustment rod, the width of the adhesive layer is adjusted as needed according to the width indication scale, and after adjustment is in place, the locking portion on the width adjustment rod is locked so that the width adjustment rod is accurately fixed in the width adjustment track.

[0010] Furthermore, there are two thickness adjustment rods, which are arranged on both sides of the glue outlet of the cavity.

[0011] Furthermore, a fastening screw is provided on the thickness adjustment rod. By turning the thickness adjustment rod, the thickness of the glue layer is adjusted as needed according to the thickness indication scale. After adjustment is in place, the fastening screw on the thickness adjustment rod is locked so that the thickness adjustment rod is accurately fixed on both sides of the glue outlet of the cavity.

[0012] Furthermore, the glue inlet pipe is connected to a pneumatic glue injection gun.

[0013] A method for gluing with a fixed width and thickness is implemented by using the above-mentioned gluing device with a fixed width and thickness, and the method comprises the following steps:

[0014] Connect the glue inlet hose to the glue injection gun;

[0015] By turning the width adjustment rod, the width of the adhesive layer can be adjusted as needed according to the width indication scale. After the adjustment is in place, the locking part on the width adjustment rod is locked so that the width adjustment rod is accurately fixed in the width adjustment track.

[0016] By turning the thickness adjustment rod, adjust the thickness of the glue layer as needed according to the thickness indication scale. After adjusting to the right position, tighten the fastening screws on the thickness adjustment rod so that the thickness adjustment rod is accurately fixed on both sides of the glue outlet of the cavity;

[0017] Glue coating is performed on the surface of the part to be coated with glue using a glue injection gun and a fixed-width and fixed-thickness glue coating device.

[0018] Furthermore, during gluing, the cavity and the surface of the part to be glued are at an angle of 40-50°, and the continuous gluing operation of the area to be glued is completed by dragging.

[0019] Due to the application of the above technical solution, the beneficial effects of the present invention compared with the prior art are as follows:

[0020] (1) In the present invention, the width and thickness of the adhesive layer can be easily adjusted without replacing the adhesive nozzle, and the operation efficiency is high;

[0021] (2) The width and thickness adjustment process of the present invention is a visual operation. The width and thickness of the adhesive layer can be accurately adjusted through the width and thickness lines, which reduces the risk of constant trimming, replacement of adhesive nozzles, uneven adhesive layer width and thickness in conventional operations, and can achieve reliable bonding between parts. The device and method of the present invention are suitable for bonding between parts of various materials and various working conditions. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a combined schematic diagram of a fixed-width and fixed-thickness glue coating device of the present invention.

[0023] Figure 2 It is an exploded schematic diagram of a fixed-width and fixed-thickness glue coating device of the present invention.

[0024] Figure 3 It is a schematic diagram of the rubber inlet hose.

[0025] Figure 4 is a schematic diagram of the cavity.

[0026] Figure 5 is a schematic diagram of the width adjustment baffle.

[0027] Figure 6 is a schematic diagram of the width adjustment track.

[0028] Figure 7 is a schematic diagram of the width adjustment lever.

[0029] Figure 8 is a schematic diagram of the thickness adjustment rod.

[0030] In the figure: 1- rubber inlet pipe; 2- cavity; 3- width adjustment baffle; 4- width adjustment track; 5- width adjustment rod, 51- sliding part, 52- locking part, 53- scale indicating part, 54- connecting part; 6- thickness adjustment rod. DETAILED DESCRIPTION

[0031] The present invention is described in detail below with reference to the accompanying drawings and specific examples.

[0032] A fixed width and fixed thickness glue coating device of the present invention is as follows Figure 1As shown, it includes a glue inlet pipe 1, a cavity 2, a width adjustment baffle 3, a width adjustment track 4, a width adjustment rod 5, and a thickness adjustment rod 6. The glue inlet of the cavity 2 is connected to the glue inlet pipe 1. A width indication scale is provided at the glue outlet of the cavity 2. The width adjustment track 4 is provided at the glue outlet of the cavity 2. The width adjustment rod 5 includes a sliding portion 51, a locking portion 52, a scale indication portion 53 and a connecting portion 54. In this embodiment, the sliding portion 51 is provided in the width adjustment track 4 and can slide along the width adjustment track 4, and the locking portion 52 is used to fix the position of the sliding portion. The scale indication portion 53 is used to indicate the width indication scale at the glue outlet of the cavity 2. The connecting portion 54 is connected to one end of the width adjustment baffle 3. The width adjustment baffle 3 is provided in the cavity 2, and one end of the width adjustment baffle 3 is connected to the connecting portion 54 of the width adjustment rod 5, and the other end is connected to the inner wall of the cavity 2. The thickness adjustment rod 6 is provided with a thickness indicating scale, and is disposed at the glue outlet of the cavity 2, and is used to control the thickness of the glue layer by controlling the gap between the glue outlet of the cavity 2 and the surface to be coated with glue.

[0033] In this embodiment, the sliding portion 51 is a sliding rod, which is disposed in the width adjustment track 4 and can slide along the width adjustment track 4, and the locking portion 52 is a fastening screw disposed at the end of the sliding rod.

[0034] In this embodiment, the glue inlet pipe 1 at the rear of the cavity 2 is externally connected to a universal pneumatic glue injection gun, and the width adjustment rod 5 in the width adjustment track 4 can be conveniently and accurately adjusted according to the corresponding scale line as needed. The front end of the width adjustment rod 5, that is, the connecting part 54, is a "fork"-shaped structure. The "fork"-shaped structure contains a mounting groove. The width adjustment baffle 3 is placed in the mounting groove of the "fork"-shaped structure and moves with the position adjustment of the width adjustment rod 5. The width size of the glue outlet can be adjusted, thereby accurately controlling the width of the glue layer. After adjusting to the right position, tighten the fixing screw on the width adjustment rod 5 so that the width adjustment rod 5 is accurately fixed in the width adjustment track 4.

[0035] Among them, the end of the width adjustment baffle 3 connected to the inner wall of the cavity 2 can be fixed on the inner wall of the cavity 2, and the width adjustment baffle is made of an elastic material or a flexible material that is easy to bend. Alternatively, the width adjustment baffle 3 is made of a rigid material, and the end of the width adjustment baffle connected to the inner wall of the cavity is pivotally connected to the inner wall of the cavity 2, and the width adjustment baffle 3 can rotate around a central axis through a pin or other connecting member.

[0036] In this embodiment, the gap between the glue outlet and the surface of the part is controlled by adjusting the upper and lower positions of the thickness adjustment rod 6, thereby adjusting the thickness of the glue layer. A thickness indicator scale is provided on the thickness adjustment rod 6, which can conveniently and accurately adjust the thickness. There are two thickness adjustment rods 6, which are arranged on both sides of the cavity 2. By turning the thickness adjustment rod 6, the thickness is adjusted as needed according to the corresponding scale line. After adjusting to the right position, the fixing screws on the thickness adjustment rod 6 are locked, so that the thickness adjustment rod 6 is accurately fixed on both sides of the cavity 2.

[0037] When applying glue, hold the cavity 2 at an angle of 40-50° to the surface of the part to be glued, and drag it from front to back to complete the continuous gluing operation of the area to be bonded. The width and thickness adjustment range of the glue layer is generally: width 0~80mm, thickness 0~2mm.

[0038] Parts of the present invention that are not described in detail are well known to those skilled in the art.

[0039] The above implementation scheme is the technical principle and feature of the present invention, and its purpose is to enable people familiar with the technology to understand the content of the present invention and implement it accordingly, and it cannot be used to limit the protection scope of the present invention. Any equivalent changes or modifications made according to the principle and feature of the present invention should be included in the protection scope of the present invention.

Claims

1. A fixed width and fixed thickness glue coating device, characterized in that: It includes a glue inlet pipe, a cavity, a width adjustment baffle, a width adjustment track, a width adjustment rod, and a thickness adjustment rod; the glue inlet of the cavity is connected to the glue inlet pipe; a width indicating scale is provided at the glue outlet of the cavity; the width adjustment track is provided at the glue outlet of the cavity; the width adjustment rod comprises a sliding part, a locking part, a scale indicating part and a connecting part, the sliding part is provided in the width adjustment track and can slide along the width adjustment track, the locking part is used to fix the position of the sliding part, and the scale indicating part is used to indicate the width indicating scale at the glue outlet of the cavity; the width adjustment baffle is provided in the cavity, one end of the width adjustment baffle is connected to the connecting part of the width adjustment rod, and the other end is connected to the inner wall of the cavity; a thickness indicating scale is provided on the thickness adjustment rod, and the thickness adjustment rod is provided at the glue outlet of the cavity, and is used to control the thickness of the glue layer by controlling the gap between the glue outlet of the cavity and the surface to be coated with glue.

2. The constant width and constant thickness glue coating device according to claim 1 is characterized in that: The sliding part of the width adjustment rod is a sliding rod, and the locking part is a fastening screw arranged at the end of the sliding rod.

3. The constant width and constant thickness glue coating device according to claim 1 is characterized in that: The connecting part of the width adjustment rod is a fork-shaped structure, which is provided with a mounting groove. One end of the width adjustment baffle is placed in the mounting groove of the fork-shaped structure and moves with the position adjustment of the width adjustment rod. The width of the glue layer is accurately controlled by adjusting the width of the glue outlet.

4. The constant width and constant thickness glue coating device according to claim 1 is characterized in that: One end of the width adjustment baffle connected to the inner wall of the cavity is fixed on the inner wall of the cavity, and the width adjustment baffle is made of a flexible material; or one end of the width adjustment baffle connected to the inner wall of the cavity is pivotally connected to the inner wall of the cavity, and the width adjustment baffle is made of a rigid material.

5. The constant width and constant thickness glue coating device according to claim 1 is characterized in that: By turning the width adjustment rod, the width of the adhesive layer is adjusted as needed according to the width indication scale. After adjustment, the locking part on the width adjustment rod is locked so that the width adjustment rod is accurately fixed in the width adjustment track.

6. The constant width and constant thickness glue coating device according to claim 1, characterized in that: There are two thickness adjustment rods, which are arranged on both sides of the glue outlet of the cavity.

7. The constant width and constant thickness glue coating device according to claim 1, characterized in that: The thickness adjustment rod is provided with a fastening screw. By turning the thickness adjustment rod, the thickness of the glue layer is adjusted as needed according to the thickness indication scale. After adjustment is in place, the fastening screws on the thickness adjustment rod are locked so that the thickness adjustment rod is accurately fixed on both sides of the glue outlet of the cavity.

8. The constant width and constant thickness glue coating device according to claim 1, characterized in that: The glue inlet pipe is connected to a pneumatic glue injection gun.

9. A method for coating glue with a fixed width and thickness, characterized in that: The method is implemented by using the fixed width and fixed thickness glue coating device according to any one of claims 1 to 8, and the method comprises the following steps: Connect the glue inlet hose to the glue injection gun; By turning the width adjustment rod, the width of the adhesive layer can be adjusted as needed according to the width indication scale. After the adjustment is in place, the locking part on the width adjustment rod is locked so that the width adjustment rod is accurately fixed in the width adjustment track. By turning the thickness adjustment rod, adjust the thickness of the glue layer as needed according to the thickness indication scale. After adjusting to the right position, tighten the fastening screws on the thickness adjustment rod so that the thickness adjustment rod is accurately fixed on both sides of the glue outlet of the cavity; Glue coating is performed on the surface of the part to be coated with glue using a glue injection gun and a fixed-width and fixed-thickness glue coating device.

10. The method for coating glue with a fixed width and thickness according to claim 9, characterized in that: When applying glue, the cavity and the surface of the part to be glued are at an angle of 40-50°, and the continuous gluing operation of the area to be glued is completed by dragging.

Images