Glass bulb forming and tube connecting device

Abstract

The utility model relates to the technical field of glass bulb forming, in particular to a glass bulb forming and tube reconnecting device which comprises a welding platform, a welding box is fixedly connected to the middle of the upper surface of the welding platform, a limiting groove is formed in the upper surface of the welding box, and a connecting rod is slidably connected into the limiting groove. An annular fire-jet head is fixedly connected to the lower end of the connecting rod, a second air cylinder is fixedly installed on the upper surface of the welding box, a piston rod of the second air cylinder is fixedly connected with the upper end of the connecting rod, and third air cylinders are fixedly installed on the front side surface and the rear side surface of the welding box. When the joint is softened, a second air cylinder moves an annular fire-jet head to the left side, then a third air cylinder extrudes and approaches two groups of annular extrusion blocks to the inner side, coats and extrudes the joint of the two groups of pipe bodies, and extrudes and positions the joint of the pipe bodies, so that the welding precision is further improved, and meanwhile, bumps are prevented from appearing at the joint; and the welding attractiveness is improved, and the connected pipe body can be conveniently installed and used.

Description

Technical Field

[0001] The utility model relates to the technical field of glass bulb molding, in particular to a glass bulb molding re-tube device. Background Art

[0002] Glass bulbs are widely used. Traditionally, glass bulbs are connected to exhaust pipes after molding. In this way, the connection of the exhaust pipe has low pressure resistance and sand holes are easily formed or blocked at the connection.

[0003] Among them, announcement number CN207918675U discloses a glass shell forming re-tube device, including a base, a first pneumatic cylinder is provided inside the first groove, a first connecting plate is provided at one end of the first pneumatic cylinder away from the surface of the first groove, a stepper motor is provided on the side of the first connecting plate away from the first pneumatic cylinder, a first clamp is provided at one end of the stepper motor away from the first connecting plate, a second pneumatic cylinder is provided at the bottom of the support plate, a second connecting plate is provided at the bottom of the second pneumatic cylinder, second clamps are provided on both sides of the bottom of the second connecting plate, a first flame head is provided at the center of the surface of the base, and second flame heads are provided on both sides of the surface of the base. The connecting block and the first pneumatic cylinder structure provided in the utility model are driven to rotate by the stepper motor, so that the short glass tube is smoothly divided into two sections under the baking of liquid oxygen flame and cutting of blade.

[0004] During use of the device, the second burner releases a liquid oxygen flame, and the first pneumatic cylinder pushes the first clamp toward the exhaust pipe. Under the baking of the liquid oxygen flame, the glass shell divided into two sections is connected with the exhaust pipe and fused together. During the welding process, the glass shell and the exhaust pipe need to be squeezed. During the squeezing process, bulges are likely to appear at the welding position on the outside of the glass shell, which can easily affect the subsequent installation and has a low aesthetic appearance.

[0005] Therefore, it is necessary to invent a glass bulb forming and re-tube device to solve the above problems. Utility Model Content

[0006] The utility model aims to provide a glass shell forming and re-ducting device to solve the problem that the glass shell and the exhaust pipe need to be squeezed during the welding process in the technology, and bumps are likely to appear at the welding position on the outer side of the glass shell during the squeezing process, which is likely to affect the subsequent installation and has low aesthetics.

[0007] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a glass shell molding re-tube device, comprising a welding platform, a welding box is fixedly connected to the middle position of the upper surface of the welding platform, a limiting groove is provided on the upper surface of the welding box, a connecting rod is slidably connected inside the limiting groove, an annular flame head is fixedly connected to the lower end of the connecting rod, a second cylinder is fixedly installed on the upper surface of the welding box, a piston rod of the second cylinder is fixedly connected to the upper end of the connecting rod, a third cylinder is fixedly installed on the front and rear side surfaces of the welding box, and the piston rod in the third cylinder is fixedly connected to an annular extrusion block.

[0008] By adopting the above technical solution, the annular flame-spraying head heats one circumference of the tube body, the second cylinder pushes the connecting rod to slide left and right inside the limiting groove, thereby driving the annular flame-spraying head to move left and right, and the two groups of third cylinders respectively push the two groups of annular extrusion blocks to squeeze inward, so that the two groups of tube bodies fit closely, clamp the tube bodies in place, and at the same time maintain the smoothness of the surface of the tube body to avoid the formation of lumps.

[0009] Optionally, both left and right ends of the upper surface of the welding platform are fixedly connected with a first support block, and one end of the first support block close to the inner side is fixedly connected with a second support block.

[0010] Optionally, the upper surfaces of the two groups of the second support blocks are fixedly connected with positioning rails, and the upper sides of the positioning rails are slidably connected with positioning sliders.

[0011] By adopting the above technical solution, the tube body is fixed on the upper side of the positioning slider.

[0012] Optionally, a first cylinder is fixedly mounted on the surface of the two groups of the first support blocks, a piston rod of the first cylinder is fixedly connected to the positioning slider, and a tube body is arranged above the positioning slider.

[0013] By adopting the above technical solution, the first cylinder pushes the positioning slide block to slide on the surface of the positioning slide rail, so that the tube bodies on both sides move closer to the inside until they are close to one inner end.

[0014] Optionally, a positioning groove is provided on the lower surface of the positioning slide block, and the positioning slide rail is slidably connected to the positioning groove.

[0015] By adopting the above technical solution, the positioning sliding block slides left and right on the surface of the positioning sliding rail.

[0016] Optionally, a clamping block is fixedly connected to one end of the upper surface of the positioning slider close to the first cylinder, a plug hole is provided on the side of the clamping block, and a fixing screw is threadedly connected to the upper surface of the clamping block.

[0017] By adopting the above technical solution, the lower end of the fixing screw penetrates into the interior of the plug-in hole.

[0018] Optionally, the plug hole is plugged and fixed to the tube body, and the lower end of the fixing screw is tightly against the surface of the tube body.

[0019] By adopting the above technical solution, the tank body is inserted into the plug hole, and the fixing screw is turned to fix the tube body.

[0020] Optionally, one end of the upper surface of the positioning slider away from the clamping block is fixedly connected to a support frame, and one end of the tube body away from the positioning slider is clamped and fixed to the support frame.

[0021] By adopting the above technical solution, the support frame supports the pipe body, thereby improving the stability of the pipe body.

[0022] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0023] 1. The utility model is provided with a third cylinder fixedly installed on both the front and rear surfaces of the welding box body, the piston rod in the third cylinder is fixedly connected with an annular extrusion block, the annular flame head heats the circumference of the tube body, and then the two groups of third cylinders respectively push the two groups of annular extrusion blocks to squeeze inwards, so that the two groups of tube bodies are closely fitted, and the tube bodies are clamped and positioned. At the same time, the tank bodies with both sides are squeezed and welded inwards, so as to ensure the neatness of the surface of the tube body, improve the aesthetics of the tube body, and facilitate the installation and use of the tube body, and solve the problem that the glass shell and the exhaust pipe need to be squeezed during the welding process, and bulges are likely to appear at the welding position on the outer side of the glass shell during the squeezing process, which is easy to affect the subsequent installation and has low aesthetics;

[0024] 2. The utility model has an annular flame-spraying head fixedly connected to the lower end of the connecting rod, a second cylinder is fixedly installed on the upper surface of the welding box, a piston rod of the second cylinder is fixedly connected to the upper end of the connecting rod, and the annular flame-spraying head carried by the second cylinder slides left and right to perform reciprocating heating on the joint part of the pipe body, thereby improving the uniformity of heating. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0026] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0027] Figure 3 This is a schematic diagram of the positioning slider structure of the utility model;

[0028] Figure 4 This is a schematic diagram of the welding box structure of the utility model;

[0029] Figure 5 This is a schematic diagram of the structure of the annular extrusion block of the utility model.

[0030] Description of reference numerals:

[0031] 1. Welding platform; 11. First support block; 12. Second support block; 13. Positioning slide rail; 14. First cylinder; 2. Positioning slide block; 21. Positioning slide groove; 22. Clamping block; 23. Fixing screw; 24. Plug hole; 25. Support frame; 26. Tube body; 3. Welding box body; 31. Limiting groove; 32. Connecting rod; 33. Annular flame head; 34. Second cylinder; 35. Third cylinder; 36. Annular extrusion block. DETAILED DESCRIPTION

[0032] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0033] Embodiment 1:

[0034] The utility model provides Figures 1 to 5 The glass shell forming re-pipe device shown in the figure comprises a welding platform 1, a welding box 3 is fixedly connected to the middle position of the upper surface of the welding platform 1, a limiting groove 31 is provided on the upper surface of the welding box 3, a connecting rod 32 is slidably connected inside the limiting groove 31, and a ring-shaped flame head 33 is fixedly connected to the lower end of the connecting rod 32, a second cylinder 34 is fixedly installed on the upper surface of the welding box 3, a piston rod of the second cylinder 34 is fixedly connected to the upper end of the connecting rod 32, and a third cylinder 35 is fixedly installed on the front and rear surfaces of the welding box 3, and the third cylinder 33 is fixedly installed on the front and rear surfaces of the welding box 3. 5 is fixedly connected with an annular extrusion block 36, the left and right ends of the upper surface of the welding platform 1 are fixedly connected with the first support block 11, the first support block 11 is fixedly connected with the second support block 12 near the inner end, the upper surfaces of the two groups of second support blocks 12 are fixedly connected with the positioning slide rail 13, the upper side of the positioning slide rail 13 is slidably connected with the positioning slide block 2, the surfaces of the two groups of first support blocks 11 are fixedly installed with the first cylinder 14, the piston rod of the first cylinder 14 is fixedly connected with the positioning slide block 2, and the tube body 26 is arranged above the positioning slide block 2

[0035] Among them, the two groups of tube bodies 26 are respectively fixed on the upper sides of the left and right groups of positioning slide blocks 2, and then the positioning slide blocks 2 on both sides are pushed inward at the same time by the first cylinders 14 on both sides, and the two groups of positioning slide blocks 2 drive the tube bodies 26 to move closer to the inside, so that one end of the inner side of the tube bodies 26 is tightly abutted, and then they are welded by the welding box 3. When the two groups of tube bodies 26 are tightly abutted, the second cylinder 34 drives the connecting rod 32 to slide inside the limiting groove 31, and the annular flame-spraying head 33 is moved to the joint of the two groups of tube bodies 26. At the same time, the second cylinder 34 drives the annular flame-spraying head 33 to move back and forth left and right, and the joint of the tube body 26 is baked at high temperature. When the joint is softened, the second cylinder 34 moves the annular flame-spraying head 33 to the left, and then the third cylinder 35 squeezes the two groups of annular extrusion blocks 36 inward and closes them, covers and squeezes the joint of the two groups of tube bodies 26, and clamps and positions the joint of the tube body 26.

[0036] See also Figure 2 and Figure 3 A positioning groove 21 is provided on the lower surface of the positioning slider 2, and the positioning slide rail 13 is slidably connected to the positioning groove 21. A clamping block 22 is fixedly connected to one end of the upper surface of the positioning slider 2 close to the first cylinder 14, and a plug hole 24 is provided on the side of the clamping block 22. A fixing screw 23 is threadedly connected to the upper surface of the clamping block 22, and the plug hole 24 is plugged and fixed to the tube body 26. The lower end of the fixing screw 23 is tightly against the surface of the tube body 26. A support frame 25 is fixedly connected to one end of the upper surface of the positioning slider 2 away from the clamping block 22, and the end of the tube body 26 away from the positioning slider 2 is clamped and fixed to the support frame 25.

[0037] Specifically, one end of the tube body 26 is inserted into the interior of the plug hole 24, and then the fixing screw 23 is rotated so that the lower end of the fixing screw 23 is tightly against the surface of the tube body 26 to fix the tube body 26. At this time, the other end of the tube body 26 is stuck in the interior of the support frame 25, so that the tube body 26 maintains stability during the movement. Then, the first cylinder 14 pushes the positioning slider 2 to slide on the surface of the positioning slide rail 13 to position the position of the tube body 26 and improve the welding accuracy.

[0038] Working principle of the utility model: in order to facilitate the installation and use of the connected pipe body 26, the first cylinder 14 pushes the positioning slide block 2 to slide on the surface of the positioning slide rail 13 to position the position of the pipe body 26. At the same time, when the joint softens, the second cylinder 34 moves the annular flame head 33 to the left, and then the third cylinder 35 squeezes the two groups of annular extrusion blocks 36 inwardly to cover and squeeze the joints of the two groups of pipe bodies 26, and squeezes and positions the joints of the pipe bodies 26, thereby further improving the welding accuracy, avoiding the appearance of lumps at the joints, and improving the aesthetics of the welding.

[0039] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only preferred examples of the utility model, and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A glass bulb forming and re-tube device, comprising a welding platform (1), characterized in that: A welding box (3) is fixedly connected to the middle of the upper surface of the welding platform (1); a limiting groove (31) is provided on the upper surface of the welding box (3); a connecting rod (32) is slidably connected inside the limiting groove (31); an annular flame spray head (33) is fixedly connected to the lower end of the connecting rod (32); a second cylinder (34) is fixedly mounted on the upper surface of the welding box (3); a piston rod of the second cylinder (34) is fixedly connected to the upper end of the connecting rod (32); a third cylinder (35) is fixedly mounted on both the front and rear side surfaces of the welding box (3); and a piston rod in the third cylinder (35) is fixedly connected to an annular extrusion block (36).

2. A glass bulb forming and re-pipe device according to claim 1, characterized in that: The left and right ends of the upper surface of the welding platform (1) are both fixedly connected to a first support block (11), and the inner end of the first support block (11) is both fixedly connected to a second support block (12).

3. A glass bulb forming and re-pipe device according to claim 2, characterized in that: The upper surfaces of the two groups of the second support blocks (12) are fixedly connected to positioning rails (13), and the upper sides of the positioning rails (13) are slidably connected to positioning sliders (2).

4. A glass bulb forming and re-pipe device according to claim 3, characterized in that: A first cylinder (14) is fixedly mounted on the surface of the two groups of the first support blocks (11); a piston rod of the first cylinder (14) is fixedly connected to the positioning slide block (2); and a tube body (26) is arranged above the positioning slide block (2).

5. The glass bulb forming re-tube device according to claim 4, characterized in that: A positioning slide groove (21) is provided on the lower surface of the positioning slide block (2), and the positioning slide rail (13) is slidably connected to the positioning slide groove (21).

6. A glass bulb forming and re-pipe device according to claim 5, characterized in that: A clamping block (22) is fixedly connected to one end of the upper surface of the positioning slide block (2) close to the first cylinder (14), a plug hole (24) is provided on the side of the clamping block (22), and a fixing screw (23) is threadedly connected to the upper surface of the clamping block (22).

7. The glass bulb forming re-tube device according to claim 6, characterized in that: The insertion hole (24) is inserted and fixed to the tube body (26), and the lower end of the fixing screw (23) is in tight contact with the surface of the tube body (26).

8. The glass bulb forming re-tube device according to claim 7, characterized in that: One end of the upper surface of the positioning slide block (2) away from the clamping block (22) is fixedly connected to a support frame (25), and one end of the tube body (26) away from the positioning slide block (2) is clamped and fixed to the support frame (25).

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