Hot melting gluing machine for producing protective glasses

By designing a hot melt glue applicator with clamping and hot melt mechanisms, the problem of unstable glue application in the production of protective glasses has been solved, achieving stable fixation and precise glue application for the glasses.

CN223543351UActive Publication Date: 2025-11-14LINSHU CHENLONG PROTECTIVE EQUIP CO LTD
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Patent Information

Application Number
CN202422957345.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-02
Publication Date
2025-11-14
Estimated Expiration
2034-12-02

AI Technical Summary

Technical Problem

In the production process of protective eyewear, the lack of fixation for the eyewear leads to instability in the hot melt adhesive application.

Method used

A hot melt glue applicator was designed, comprising a clamping mechanism and a hot melt mechanism. The clamping mechanism drives the rotating rod and connecting rod by rotating the T-shaped bar to achieve the positioning and clamping of the glasses. The hot melt mechanism moves the hot melt equipment to different positions on the glasses for glue application by driving the lead screw and threaded block with a motor.

Benefits of technology

This ensures the stability of the glasses during the hot melt adhesive application process, guaranteeing the stability and precision of the adhesive application.

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Abstract

The utility model relates to the technical field of glasses hot melting gluing equipment, and discloses a hot melting gluing machine for producing protective glasses, which comprises a base, the top of the base is fixedly connected with a hot melting mechanism, and the middle of the top of the base is fixedly connected with a clamping mechanism; the clamping mechanism comprises an operation assembly and a clamping assembly, and the clamping assembly is arranged on the surface of the operation assembly; and the operation assembly comprises a supporting table, the supporting table is fixedly connected to the middle of the top of the base, rotating rods are rotationally connected to the interiors of the two ends of the supporting table correspondingly, connecting rods are fixedly connected to the surfaces of the rotating rods, and connecting strips are rotationally connected to one ends of the connecting rods. According to the hot-melting gluing machine for producing the protective glasses, through the arranged clamping mechanism, the T-shaped block is driven to move in the supporting table, then the clamping base is driven to conduct clamping and clamping fixing operation on the glasses, and in the hot-melting gluing process of the glasses, the stability of the glasses during hot-melting gluing is conveniently kept.
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Description

Technical Field

[0001] This utility model relates to the technical field of hot melt adhesive application equipment for eyeglasses, specifically a hot melt adhesive application machine for producing protective eyeglasses. Background Technology

[0002] Hot melt adhesive application for protective eyewear mainly refers to the use of hot melt adhesive for bonding and fixing. Hot melt adhesive is a thermoplastic adhesive, usually sold as solid cylindrical rods of various diameters, designed to be applied using a hot glue gun. This adhesive becomes soft when heated and can be easily applied or sprayed onto the surfaces that need to be bonded, forming a strong bond after cooling.

[0003] In addition, hot melt adhesive is often used to bond different parts, such as frames and temples, during the production of protective glasses. Hot melt adhesive has the characteristics of strong adhesion, firm bonding, and environmental friendliness, which can ensure that the various parts of the protective glasses are tightly connected, improving their durability and safety. However, when applying hot melt adhesive to protective glasses, the application is often unstable due to the lack of fixation of the glasses or holding the glasses by hand. Therefore, it is necessary to design a stable hot melt adhesive application machine for protective glasses. Utility Model Content

[0004] The purpose of this invention is to provide a hot melt glue applicator for producing protective eyewear, in order to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a hot melt glue applicator for producing protective eyeglasses, comprising a base, a hot melt mechanism fixedly connected to the top of the base, and a clamping mechanism fixedly connected to the middle of the top of the base;

[0006] The clamping mechanism includes an operating component and a locking component, wherein the locking component is disposed on the surface of the operating component;

[0007] The operating component includes a support platform, which is fixedly connected to the top center of the base. Rotary rods are rotatably connected to the inside of both ends of the support platform. Connecting rods are fixedly connected to the surface of the rotating rods. A connecting strip is rotatably connected to one end of the connecting rod. An ear plate seat is rotatably connected to the bottom of the connecting strip. A T-shaped block is fixedly connected to one side of the ear plate seat. A first spring is fixedly connected to one end of the T-block. One end of the first spring is fixedly connected to the inside of the support platform. A clamping seat is fixedly connected to the top of the T-block.

[0008] Preferably, a guide groove is provided inside the support, and the surface of the T-shaped block is slidably connected to the inside of the guide groove, so that the T-shaped block can slide under the limited position inside the guide groove.

[0009] Preferably, there are two clamps, and the inner sides of the two clamps are provided with slots.

[0010] Preferably, the locking assembly includes a T-shaped strip, which is fixedly connected to one end of the rotating rod. A second spring is fixedly connected inside the T-shaped strip, and a cross block is fixedly connected to the top of the second spring. A locking strip is fixedly connected to one end of the cross block, and a positioning ring is fixedly connected to the surface of the support.

[0011] Preferably, the positioning ring has a positioning hole on its surface, and the surface of the card strip matches the inside of the positioning hole, so that the card strip can be easily inserted into the positioning hole.

[0012] Preferably, the hot-melt mechanism includes a bracket, which is fixedly connected to the top of the base. A top plate is fixedly connected to the top of the bracket. A motor is fixedly connected to the left end of the top plate, and a lead screw is fixedly connected to the right end of the motor. A threaded block is threaded onto the surface of the lead screw, and a support base is fixedly connected to the bottom of the threaded block. An electric push rod is fixedly connected inside the support base, and a hot-melt device is fixedly connected to the bottom end of the electric push rod.

[0013] Preferably, a groove is formed inside the top plate, the surface of the threaded block is slidably connected to the inside of the groove, and the right end of the lead screw is rotatably connected to the inside of the groove, so as to facilitate the threaded block to slide under the limited position inside the groove.

[0014] Compared with the prior art, this utility model provides a hot melt glue applicator for producing protective eyewear, which has the following advantages:

[0015] 1. This hot melt glue applicator for producing protective eyewear uses a clamping mechanism to rotate a T-shaped bar, which in turn rotates a rotating rod. This, in turn, causes the connecting rod and connecting bar to move the T-shaped block inside the support, thereby enabling the clamp to position and hold the eyewear in place. This ensures the stability of the eyewear during the hot melt glue application process.

[0016] 2. This hot melt glue applicator for producing protective eyewear uses a hot melt mechanism. The threaded block moves inside the bracket, which in turn moves the support base and the electric push rod. This moves the hot melt equipment to the hot melt position of the eyewear. Combined with the action of the electric push rod, hot melt glue application can be performed on different positions of the eyewear. Attached Figure Description

[0017] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0018] Figure 1 This is a perspective view of the overall structure of this utility model;

[0019] Figure 2 This is a three-dimensional exploded view of the clamping mechanism of this utility model;

[0020] Figure 3 This is a three-dimensional exploded view of the clamping mechanism parts of this utility model;

[0021] Figure 4 This is a three-dimensional sectional view of the hot-melt mechanism of this utility model.

[0022] In the diagram: 1. Base; 2. Clamping mechanism; 21. Operating component; 211. Support; 212. Rotating rod; 213. Connecting rod; 214. Connecting strip; 215. Ear plate seat; 216. T-block; 217. First spring; 218. Clamping seat; 22. Positioning component; 221. T-strip; 222. Second spring; 223. Cross block; 224. Locking strip; 225. Positioning ring; 3. Hot melt mechanism; 31. Bracket; 32. Top plate; 33. Motor; 34. Lead screw; 35. Threaded block; 36. Support seat; 37. Electric actuator; 38. Hot melt equipment. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0025] This utility model provides the following technical solution:

[0026] Example 1

[0027] Combination Figures 2 to 4 A hot melt glue applicator for producing protective eyewear includes a base 1, a hot melt mechanism 3 fixedly connected to the top of the base 1, and a clamping mechanism 2 fixedly connected to the middle of the top of the base 1.

[0028] The clamping mechanism 2 includes an operating component 21 and a locking component 22, with the locking component 22 disposed on the surface of the operating component 21;

[0029] The operating component 21 includes a support 211, which is fixedly connected to the top center of the base 1. Rotating rods 212 are rotatably connected to both ends of the support 211. Connecting rods 213 are fixedly connected to the surface of the rotating rods 212. Connecting strips 214 are rotatably connected to one end of the connecting rods 213. Ear plate seats 215 are rotatably connected to the bottom of the connecting strips 214. T-shaped blocks 216 are fixedly connected to one side of the ear plate seats 215. A first spring 217 is fixedly connected to one end of the T-block 216. One end of the first spring 217 is fixedly connected to the inside of the support 211. A clamp 218 is fixedly connected to the top of the T-block 216. A guide groove is opened inside the support 211. The surface of the T-block 216 is slidably connected to the inside of the guide groove. There are two clamps 218, and the inner sides of the two clamps 218 have slots.

[0030] Furthermore, the locking assembly 22 includes a T-shaped strip 221, which is fixedly connected to one end of the rotating rod 212. A second spring 222 is fixedly connected inside the T-shaped strip 221, and a cross block 223 is fixedly connected to the top of the second spring 222. A locking strip 224 is fixedly connected inside one end of the cross block 223. A positioning ring 225 is fixedly connected to the surface of the support 211. A positioning hole is opened on the surface of the positioning ring 225, and the surface of the locking strip 224 matches the positioning hole. Rotating the T-shaped strip 221 causes the rotating rod 212 to rotate, thereby causing the connecting rod 213 and the connecting strip 214 to move the T-shaped block 216 inside the support 211 when they are in motion. This, in turn, causes the clamp 218 to perform locking and clamping operations on the glasses, and facilitates the stability of the glasses during the hot melt glue application process.

[0031] Example 2

[0032] See Figure 1-4 Furthermore, based on Embodiment 1, the hot melt mechanism 3 includes a bracket 31, which is fixedly connected to the top of the base 1. A top plate 32 is fixedly connected to the top of the bracket 31. A motor 33 is fixedly connected to the left end of the top plate 32. A lead screw 34 is fixedly connected to the right end of the motor 33. A threaded block 35 is threadedly connected to the surface of the lead screw 34. A support base 36 is fixedly connected to the bottom of the threaded block 35. An electric push rod 37 is fixedly connected inside the support base 36. A hot melt device 38 is fixedly connected to the bottom end of the electric push rod 37.

[0033] Furthermore, a groove is opened inside the top plate 32, and the surface of the threaded block 35 is slidably connected to the inside of the groove. The right end of the lead screw 34 is rotatably connected to the inside of the groove. The threaded block 35 moves inside the bracket 31, thereby driving the support seat 36 and the electric push rod 37 to move, and then moving the hot melt equipment 38 to the hot melt position of the glasses. Combined with the action of the electric push rod 37, hot melt glue application operations can be performed on different positions of the glasses.

[0034] In actual operation, when this device is used to apply hot melt glue to glasses, the glasses are first clamped and fixed. Then, the cross block 223 is pulled open, which moves the locking strip 224 upward and disengages it from the locking position inside the positioning ring 225. Then, the T-shaped strip 221 is rotated, which drives the rotating rod 212 to rotate. This causes the connecting rod 213 and the connecting strip 214 to move the T-shaped block 216 inside the support 211, thereby driving the clamp 218 to perform the locking and clamping operation on the glasses, and making it easier to maintain the stability of the glasses when applying hot melt glue to them.

[0035] During the subsequent glue application, the motor 33 drives the lead screw 34 to rotate, which in turn drives the threaded block 35 to move inside the bracket 31. This causes the support base 36 and the electric push rod 37 to move, thereby moving the hot melt equipment 38 to the hot melt position of the glasses. Combined with the action of the electric push rod 37, hot melt glue application can be performed on different positions of the glasses.

[0036] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes said element.

Claims

1. A hot melt adhesive applicator for producing protective eyewear, comprising a base (1), characterized in that: A hot-melting mechanism (3) is fixedly connected to the top of the base (1), and a clamping mechanism (2) is fixedly connected to the middle of the top of the base (1); The clamping mechanism (2) includes an operating component (21) and a locking component (22), wherein the locking component (22) is disposed on the surface of the operating component (21); The operating component (21) includes a support (211), which is fixedly connected to the top center of the base (1). Rotating rods (212) are rotatably connected to the two ends of the support (211). A connecting rod (213) is fixedly connected to the surface of the rotating rod (212). A connecting strip (214) is rotatably connected to one end of the connecting rod (213). An ear plate seat (215) is rotatably connected to the bottom of the connecting strip (214). A T-shaped block (216) is fixedly connected to one side of the ear plate seat (215). A first spring (217) is fixedly connected to one end of the T-shaped block (216). One end of the first spring (217) is fixedly connected to the inside of the support (211). A clamp (218) is fixedly connected to the top of the T-shaped block (216).

2. The hot melt adhesive applicator for producing protective eyewear according to claim 1, characterized in that: The support (211) has a guide groove inside, and the surface of the T-shaped block (216) is slidably connected to the inside of the guide groove.

3. A hot melt adhesive applicator for producing protective eyewear according to claim 1, characterized in that: There are two clamps (218), and the two clamps (218) have slots on their inner sides.

4. A hot melt adhesive applicator for producing protective eyewear according to claim 1, characterized in that: The locking assembly (22) includes a T-shaped strip (221), which is fixedly connected to one end of the rotating rod (212). A second spring (222) is fixedly connected inside the T-shaped strip (221). A cross block (223) is fixedly connected to the top of the second spring (222). A locking strip (224) is fixedly connected to one end of the cross block (223). A positioning ring (225) is fixedly connected to the surface of the support (211).

5. A hot melt adhesive applicator for producing protective eyewear according to claim 4, characterized in that: The positioning ring (225) has a positioning hole on its surface, and the surface of the card strip (224) matches the inside of the positioning hole.

6. A hot melt adhesive applicator for producing protective eyewear according to claim 1, characterized in that: The hot melt mechanism (3) includes a bracket (31), which is fixedly connected to the top of the base (1). A top plate (32) is fixedly connected to the top of the bracket (31). A motor (33) is fixedly connected to the left end of the top plate (32). A lead screw (34) is fixedly connected to the right end of the motor (33). A threaded block (35) is threaded onto the surface of the lead screw (34). A support base (36) is fixedly connected to the bottom of the threaded block (35). An electric push rod (37) is fixedly connected inside the support base (36). A hot melt device (38) is fixedly connected to the bottom end of the electric push rod (37).

7. A hot melt adhesive applicator for producing protective eyewear according to claim 6, characterized in that: The top plate (32) has a sliding groove inside, the surface of the threaded block (35) is slidably connected to the inside of the sliding groove, and the right end of the lead screw (34) is rotatably connected to the inside of the sliding groove.