A continuous automatic glass product flaring machine

CN224832503UActive Publication Date: 2026-10-09LIANYUNGANG WEIDA MACHINERY MANUFACTURING CO LTD
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Patent Information

Application Number
CN202522006111.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-09-18
Publication Date
2026-10-09
Estimated Expiration
2035-09-18

AI Technical Summary

Technical Problem

[0002]在玻璃管加工领域,扩口工艺是生产医用玻璃器皿、实验室仪器、照明灯具等产品的关键环节,当前工艺多由工人手持玻璃管,通过火焰加热软化后,借助模具或工具手动扩口,这种模式受操作者熟练度影响大,一致性差,且单件加工耗时较长,难以满足批量生产需求,人工操作易因加热温度不均、扩口力度不一致导致产品尺寸偏差(如口径不圆、壁厚不均),甚至产生微裂纹等缺陷,影响密封性或机械强度,工人需近距离接触高温火焰和玻璃,存在烫伤隐患,熟练技工培养周期长,劳动力密集型生产模式难以适应产业升级需求

Benefits of technology

[0013]与现有技术相比,本实用新型的有益效果是:电机通过链条带动链轮转动,链轮带动玻璃管行走转盘使预热过的玻璃管行走到扩口棒头位置,气缸推动水平运动滑块,扩管棒体将以提前设好的竖直运动滑块决定的高度挤入玻璃管口,在扩管棒头的挤压下,被提前预热的玻璃棒口会被扩成喇叭口,本装置玻璃管扩口生产实现自动化设计,在喇叭口玻璃管批量生产的过程中起到了重要作用,在为庞大数量的玻璃管进行扩口作业时,可以做到在只需要人工上料的情况下做到自动加热扩口部位和自动扩口,对比手工扩口,减少人为误差,一致性更高。

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Abstract

The utility model discloses a glass product continuous automatic flaring machine in the technical field of glass tube processing equipment, including mounting bracket, glass tube, heating fire head, motor fixed plate, motor fixed plate fixed mounting is in the right -hand side middle part of mounting bracket, install motor on motor fixed plate, and mounting plate fixed mounting is in the top of mounting bracket, and the both ends of mounting bracket top are all provided with mounting plate, and rotating shaft installs on mounting plate, and glass tube walking carousel fixed mounting is on rotating shaft, and chain wheel installs in rotating shaft right -hand side, and glass tube flaring production realizes the automation design, and plays an important role in the process of loudspeaker mouth glass tube batch production, and can reach automatic heating flaring position and automatic flaring under the condition of only needing manual feeding when carrying out flaring operation for the huge number of glass tubes, compares manual flaring, reduces artificial error, and the consistency is higher.
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Description

Technical Field

[0001] This utility model relates to the technical field of glass tube processing equipment, specifically a continuous automatic flaring machine for glass products. Background Technology

[0002] In the glass tube processing industry, the flaring process is a key step in the production of medical glassware, laboratory instruments, lighting fixtures, and other products. Currently, the process mostly involves workers holding glass tubes by hand, softening them by heating them with a flame, and then manually flaring them with the help of molds or tools. This method is greatly affected by the operator's skill level, has poor consistency, and takes a long time to process a single piece, making it difficult to meet the needs of mass production. Manual operation is prone to product dimensional deviations (such as out-of-round diameter or uneven wall thickness) due to uneven heating temperature and inconsistent flaring force, and may even produce defects such as micro-cracks, affecting sealing or mechanical strength. Workers need to be in close contact with high-temperature flames and glass, posing a risk of burns. The training period for skilled technicians is long, and the labor-intensive production model is difficult to adapt to the needs of industrial upgrading.

[0003] Therefore, we propose a continuous automatic flaring machine for glass products. Utility Model Content

[0004] The purpose of this invention is to provide a continuous automatic flaring machine for glass products to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a continuous automatic flaring machine for glass products, comprising a mounting frame, a glass tube, and a heating head; A motor mounting plate is fixedly installed on the middle right side of the mounting bracket, and a motor is mounted on the motor mounting plate; Mounting plate, the mounting plate is fixedly installed on the top of the mounting frame, and mounting plates are provided at both the left and right ends of the top of the mounting frame; A rotating shaft is mounted on the mounting plate. A glass tube traveling turntable is fixedly mounted on the rotating shaft; A sprocket is mounted on the right end of the rotating shaft; A chain, which is mounted on the sprocket; The support plate is fixedly installed on the upper left side of the mounting frame; A horizontal motion slide rail is fixedly mounted on the support plate. A horizontal motion slider is mounted on the horizontal motion slide rail; A vertical motion slide rail is fixedly installed on the horizontal motion slide rail; A vertical motion slider is mounted on the vertical motion slide rail; A fixing clip is installed on the vertically moving slider. The tube expander is mounted on the fixing clamp. The tube expander head is fixedly installed at the right end of the tube expander body; A cylinder is fixedly mounted on the support plate. The expander rod limiting rod is fixedly installed at the left end of the horizontal motion slider.

[0006] Preferably, a glass tube positioning rod is provided at the right end of the mounting bracket, and a positioning plate is provided at the left end of the glass tube positioning rod.

[0007] Preferably, the right end of the cylinder passes through the left end of the support plate and connects to the left end of the horizontally moving slider.

[0008] Preferably, the left end of the expanding rod limiting rod passes through the left side of the support plate, and the expanding rod limiting rod is movably connected to the support plate.

[0009] Preferably, a pipe-pressing cylinder is fixedly installed on the upper part of the mounting bracket, a fixing plate is provided at the bottom of the pipe-pressing cylinder, and rollers are provided on the fixing plate.

[0010] Preferably, the glass tube traveling turntable is provided with an opening.

[0011] Preferably, the right end of the rotating shaft passes through the mounting plate and is connected to the sprocket, and both ends of the rotating shaft are connected to the mounting plate by bearings.

[0012] Preferably, the output shaft of the motor is provided with a sprocket connected to a chain.

[0013] Compared with the prior art, the beneficial effects of this utility model are as follows: the motor drives the sprocket to rotate via the chain, the sprocket drives the glass tube moving turntable to move the preheated glass tube to the position of the flaring rod head, the cylinder pushes the horizontal moving slider, and the flaring rod body is squeezed into the glass tube opening at a height determined by the pre-set vertical moving slider. Under the extrusion of the flaring rod head, the preheated glass rod opening is expanded into a trumpet mouth. This device realizes the automated design of glass tube flaring production, which plays an important role in the mass production of trumpet-mouthed glass tubes. When performing flaring operations for a large number of glass tubes, it can achieve automatic heating and automatic flaring of the flaring part with only manual feeding. Compared with manual flaring, it reduces human error and has higher consistency. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the structure of this utility model; Figure 2 This is a schematic diagram of the rotating shaft mounting structure of this utility model; Figure 3This is a schematic diagram of the installation structure of the expander rod of this utility model; Figure 4 This is a schematic diagram of the cylinder structure for pressing the tube according to this utility model; Figure 5 This is a schematic diagram of the glass tube traveling turntable structure of this utility model.

[0015] In the diagram: 1. Cylinder; 2. Expander rod body; 3. Fixing clamp; 4. Vertical motion slide rail; 5. Vertical motion slider; 6. Expander rod head; 7. Horizontal motion slide rail; 8. Horizontal motion slider; 9. Support plate; 10. Expander rod limit rod; 11. Pressing cylinder; 111. Fixing plate; 12. Roller; 13. Glass tube; 14. Glass tube positioning rod; 141. Positioning plate; 15. Chain; 16. Motor; 17. Sprocket; 18. Rotating shaft; 19. Heating head; 20. Glass tube traveling turntable; 201. Opening; 24. Motor fixing plate; 25. Mounting bracket; 26. Mounting plate. Detailed Implementation

[0016] 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.

[0017] Please see Figure 1-5 This utility model provides a technical solution: a continuous automatic flaring machine for glass products, including a mounting frame 25, a glass tube 13, a heating head 19, a motor fixing plate 24 fixedly installed on the middle right side of the mounting frame 25, a motor 16 mounted on the motor fixing plate 24, a mounting plate 26 fixedly installed on the top of the mounting frame 25, mounting plates 26 are provided at both the left and right ends of the top of the mounting frame 25, a rotating shaft 18 is mounted on the mounting plate 26, a glass tube traveling turntable 20 is fixedly installed on the rotating shaft 18, a sprocket 17 is installed on the right end of the rotating shaft 18, a chain 15 is installed on the sprocket 17, a support plate 9 is fixedly installed on the upper left side of the mounting frame 25, and a horizontal movement slide rail 7 is fixedly installed. The system is fixedly mounted on the support plate 9. The horizontal movement slider 8 is mounted on the horizontal movement slide rail 7, and the vertical movement slide rail 4 is fixedly mounted on the horizontal movement slide rail 7. The vertical movement slider 5 is mounted on the vertical movement slide rail 4. The vertical movement slider 5 is provided with threaded holes. By using bolts to install it in the threaded holes and tightening the bolts, the bolts press against the vertical movement slide rail 4, thus fixing the height of the vertical movement slider 5. The fixing clamp 3 is mounted on the vertical movement slider 5, the expanding rod body 2 is mounted on the fixing clamp 3, the expanding rod head 6 is fixedly mounted on the right end of the expanding rod body 2, the cylinder 1 is fixedly mounted on the mounting positioning plate 9, and the expanding rod limit rod 10 is fixedly mounted on the left end of the horizontal movement slider 8. The glass tube 13 is placed in the opening between the glass tube traveling turntables 20. The heating head 9 is turned on to heat the flared part of the glass tube 13. The motor 16 is turned on, and the motor 16 drives the sprocket 17 to rotate through the chain 15. The sprocket 17 drives the glass tube traveling turntables 20 to move the preheated glass tube 13 to the position of the flaring rod head 6. Then, the pressing cylinder 11 pushes the fixed plate 111 to move. The rollers 12 on the fixed plate 111 press and limit the glass tube 13. At the same time, the glass tube positioning rod 14 and the positioning plate 141 will simultaneously limit the position of the glass tube 13 to be processed. After the glass tube 13 enters the position of the flaring rod head 6, the cylinder 1 pushes the horizontal movement slider 8, and the flaring rod 2 will move in a pre-set vertical direction. The height determined by slider 5 is squeezed into the glass tube opening. Under the pressure of the expanding rod head 6, the preheated glass rod 13 opening is expanded into a trumpet mouth. After the expansion operation is completed, motor 16 drives the glass walking turntable 20 to continue moving, transferring the expanded glass tube 13 to the completion placement area, and transferring the next preheated glass tube 13 into the expanding rod body 2 for expansion. This device realizes the automated design of glass tube 13 expansion production, which plays an important role in the mass production of trumpet-mouth glass tubes 13. When performing expansion operations for a large number of glass tubes 13, it can achieve automatic heating and expansion of the expansion part with only manual feeding. Compared with manual expansion, it reduces human error and has higher consistency.

[0018] Reference embodiment: A glass tube positioning rod 14 is provided at the right end of the mounting bracket 25, and a positioning plate 141 is provided at the left end of the glass tube positioning rod 14. The glass tube positioning rod 14 and the positioning plate 141 cooperate to limit the glass tube and ensure the flaring quality of the glass tube 13.

[0019] Reference embodiment: The right end of cylinder 1 passes through the left end of support plate 9 and connects to the left end of horizontal motion slider 8. The left end of expansion rod limiting rod 10 passes through the left side of support plate 9. Expansion rod limiting rod 10 is movably connected to support plate 9. Expansion rod limiting rod 10 plays a guiding and limiting role in the movement of return motion slider 8.

[0020] Reference embodiment: A pressing cylinder 11 is fixedly installed on the upper part of the mounting bracket 25. A fixing plate 111 is provided at the bottom of the pressing cylinder 11. A roller 12 is provided on the fixing plate 111. The pressing cylinder 11 pushes the fixing plate 111 to drive the roller 12 to press the top of the glass tube 13, limit the glass tube, and improve the flaring quality of the glass tube 13.

[0021] Reference embodiment: The glass tube traveling turntable 20 is provided with an opening 201, and the glass tube 13 is placed in the opening 201. The glass tube traveling turntable 20 rotates with the rotating shaft 18 and continuously transports and moves the glass tube 13 to ensure that the device continuously expands the glass tube 13.

[0022] Reference embodiment: The right end of the rotating shaft 18 passes through the mounting plate 26 and is connected to the sprocket 17. Both ends of the rotating shaft 18 are connected to the mounting plate 26 through bearings. The output shaft of the motor 16 is provided with a sprocket and connected to the chain 15. The output shaft of the motor 16 drives the sprocket on the motor 16 to rotate, and the chain 15 drives the sprocket 17 on the rotating shaft 18 to rotate. The rotating shaft 18 drives the glass tube traveling turntable 20 to rotate.

[0023] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A continuous automatic flaring machine for glass products, characterized in that, Includes mounting bracket (25), glass tube (13), and heating head (19); Motor mounting plate (24) is fixedly installed on the middle right side of the mounting bracket (25), and a motor (16) is mounted on the motor mounting plate (24). Mounting plate (26) is fixedly installed on the top of the mounting frame (25). Mounting plate (26) is provided on both the left and right ends of the top of the mounting frame (25). A rotating shaft (18) is mounted on the mounting plate (26); A glass tube traveling turntable (20) is fixedly installed on the rotating shaft (18); A sprocket (17) is mounted on the right end of the rotating shaft (18); Chain (15), chain (15) is mounted on the sprocket (17); Support plate (9) is fixedly installed on the upper left side of the mounting bracket (25); A horizontal motion slide rail (7) is fixedly installed on the support plate (9); A horizontal motion slider (8) is mounted on the horizontal motion slide rail (7); A vertical motion slide rail (4) is fixedly installed on the horizontal motion slide rail (7); A vertical motion slider (5) is mounted on the vertical motion slide rail (4); A fixing clip (3) is installed on the vertical motion slider (5); Expanding rod (2) is mounted on the fixing clamp (3); Expander head (6) is fixedly installed at the right end of the expander body (2); Cylinder (1), cylinder (1) is fixedly mounted on the support plate (9); The expansion rod limiting rod (10) is fixedly installed on the left end of the horizontal motion slider (8).

2. The continuous automatic flaring machine for glass products according to claim 1, characterized in that: The mounting bracket (25) is provided with a glass tube positioning rod (14) on the right end, and a positioning plate (141) is provided on the left end of the glass tube positioning rod (14).

3. The continuous automatic flaring machine for glass products according to claim 1, characterized in that: The right end of the cylinder (1) passes through the support plate (9) and is connected to the left end of the horizontal motion slider (8).

4. The continuous automatic flaring machine for glass products according to claim 1, characterized in that: The left end of the expansion rod limiting rod (10) passes through the left side of the support plate (9), and the expansion rod limiting rod (10) and the support plate (9) are movably connected.

5. The continuous automatic flaring machine for glass products according to claim 1, characterized in that: A pipe-pressing cylinder (11) is fixedly installed on the upper part of the mounting bracket (25). A fixing plate (111) is provided at the bottom of the pipe-pressing cylinder (11), and a roller (12) is provided on the fixing plate (111).

6. The continuous automatic flaring machine for glass products according to claim 1, characterized in that: An opening (201) is provided on the glass tube traveling turntable (20).

7. A continuous automatic flaring machine for glass products according to claim 1, characterized in that: The right end of the rotating shaft (18) passes through the mounting plate (26) and is connected to the sprocket (17). Both ends of the rotating shaft (18) are connected to the mounting plate (26) through bearings.

8. The continuous automatic flaring machine for glass products according to claim 1, characterized in that: The output shaft of the motor (16) is provided with a sprocket connected to the chain (15).