Glue injection head reinforcing mechanism

Abstract

The utility model discloses a glue injection head reinforcing mechanism and relates to the technical field of silica gel injection molding machines. The glue injection head comprises a mold body, a glue injection head body and a mounting plate, the glue injection head body is mounted in the mold body, a threaded rod is rotatably inserted in the mounting plate, the glue injection head body is rotatably inserted in the threaded rod, the glue injection head body is fixedly inserted in the mold body, and a threaded sliding rod is sleeved on the outer side of the threaded rod in a threaded manner. A fixing plate is rotatably arranged at the end, away from the threaded sliding rod, of the connecting plate, inserting blocks which are symmetrically distributed are fixedly arranged at the end, away from the connecting plate, of the fixing plate, and two annular grooves are formed in the mold body. The threaded rod, the threaded sliding rod, the connecting plate, the fixing plate, the glue injection head body, the inserting block, the annular groove and other structures are arranged to be matched with one another, the glue injection head body can be stabilized and reinforced, the phenomenon that the glue injection head body is loosened in the operation process and influences normal operation of equipment is avoided, and meanwhile the purpose of being convenient to disassemble and assemble can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of silica gel injection molding machines, in particular to a glue injection head reinforcement mechanism. Background Art

[0002] Silicone injection molding machine is a kind of equipment specially used for injection molding of silicone materials, also known as silicone injection molding machine. It is mainly composed of injection system, curing system, control system, etc., used to inject liquid silicone material into silicone mold, and form silicone products after curing. The working principle of silicone injection molding machine is to inject silicone material into the mold by heating and pressure. After a certain curing time, the silicone material is cured and formed, and finally demolded to obtain silicone products. The injection port of the existing silicone injection molding machine will become loose due to long-term high-pressure injection, which will produce a large force on it, causing a loud noise during the injection operation, which will affect the normal operation of the equipment. In view of the above problems, the inventor proposed a reinforcement mechanism for the injection head to solve the above problems. Utility Model Content

[0003] In order to solve the problem that the glue injection head may become loose during long-term operation, the utility model aims to provide a glue injection head reinforcement mechanism.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions: a glue injection head reinforcement mechanism, including a mold body, a glue injection head body and a mounting plate, the glue injection head body is installed in the mold body, the mounting plate is located above the mold body, a threaded rod is rotatably inserted in the mounting plate, the glue injection head body is rotatably inserted in the threaded rod, the glue injection head body is fixedly inserted in the mold body, a threaded sliding rod is threadedly sleeved on the outer side of the threaded rod, a connecting plate distributed in an annular array is rotatably hinged on the outer side of the threaded sliding rod, a fixed plate is rotatably provided at one end of the connecting plate away from the threaded sliding rod, and symmetrically distributed plug blocks are fixedly provided at one end of the fixing plate away from the connecting plate, two annular grooves are provided in the mold body, and the plug blocks are movably inserted in the annular grooves.

[0005] Preferably, a symmetrically distributed L-shaped plate is fixedly provided on the top of the mounting plate, an insertion rod is movably inserted through the L-shaped plate, the insertion rod is movably inserted through the mounting plate and the mold body, a disc is fixedly sleeved on the outside of the insertion rod, a spring is movably sleeved on the outside of the insertion rod, and the spring is located between the L-shaped plate and the disc.

[0006] Preferably, a mounting frame is fixedly provided on the top of the mounting plate, a worm is rotatably provided in the mounting frame, a hexagonal nut is fixedly provided on the end of the worm, a worm wheel is provided on the fixed sleeve outside the threaded rod, the worm wheel and the worm are meshed with each other, and a T-shaped slideway distributed in a circular array is provided on one side of the mounting plate close to the mold body, a T-shaped slider is movably inserted in the T-shaped slideway, and the T-shaped slider is fixedly connected to the fixed plate.

[0007] Preferably, a friction pad is fixedly provided on one side of the fixing plate away from the connecting plate, and an operating block is fixedly provided on the top end of the insertion rod.

[0008] Compared with the prior art, the beneficial effects of the utility model are:

[0009] 1. In this new type of use, by arranging the threaded rod, the threaded sliding rod, the connecting plate, the fixing plate, the glue injection head body, the plug block and the annular groove and other structures to cooperate with each other, the glue injection head body can be stably reinforced to avoid loosening during operation, which affects the normal operation of the equipment, and at the same time can achieve the purpose of convenient disassembly and installation;

[0010] 2. In the utility model, the L-shaped plate, the plug rod, the disc and the spring are arranged to cooperate with each other to avoid the phenomenon of shaking of the glue injection head body during operation, thereby increasing the stability of the glue injection head body;

[0011] 3. In the utility model, by setting structures such as a fixing plate, a mounting plate and a threaded rod, the rubber head body can be quickly installed and disassembled. At the same time, mold bodies of different specifications can be installed and adapted according to the fixing plate, thereby achieving the purpose of convenient installation and disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0015] Figure 3 This is a cross-sectional schematic diagram of the mold body and its connection structure of the utility model;

[0016] Figure 4 For this utility model Figure 3 Enlarged structural diagram at B in the middle.

[0017] In the figure: 1. mold body; 11. injection head body; 12. mounting plate; 13. threaded rod; 14. worm gear; 15. mounting frame; 16. worm; 17. hexagonal nut; 18. annular groove; 2. threaded slide rod; 21. connecting plate; 22. fixing plate; 23. plug block; 24. friction pad; 25. T-type slideway; 26. T-type slider; 3. L-type plate; 31. plug rod; 32. disc; 33. spring; 34. operating block. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] like Figure 1-4 As shown, the utility model provides a glue injection head reinforcement mechanism, including a mold body 1, a glue injection head body 11 and a mounting plate 12, the glue injection head body 11 is installed in the mold body 1, the mounting plate 12 is located above the mold body 1, a threaded rod 13 is rotatably inserted in the mounting plate 12, the threaded rod 13 rotates to drive the threaded slide bar 2 to move, the glue injection head body 11 is rotatably inserted in the threaded rod 13, the glue injection head body 11 is fixedly inserted in the mold body 1, a threaded slide bar 2 is threadedly sleeved on the outer side of the threaded rod 13, the threaded slide bar 2 moves to drive the fixed plate 22 to move outward, and the threaded slide bar 2 moves to move outward. The outer side of the rod 2 is rotatably hinged with a connecting plate 21 distributed in a circular array, and the end of the connecting plate 21 away from the threaded sliding rod 2 is rotatably provided with a fixed plate 22, and the fixed plate 22 is used for clamping, thereby reinforcing the stability of the injection nozzle, and the end of the fixed plate 22 away from the connecting plate 21 is fixed with a symmetrically distributed plug block 23, and two annular grooves 18 are provided in the mold body 1, and the plug block 23 is movably inserted in the annular groove 18. The plug block 23 is inserted in the annular groove 18 to prevent the injection head body 11 from shaking up and down, thereby reinforcing the injection head body 11.

[0020] A symmetrically distributed L-shaped plate 3 is fixed on the top of the mounting plate 12, and an insertion rod 31 is movably inserted through the L-shaped plate 3. The insertion rod 31 is movably inserted through the mounting plate 12 and the mold body 1, and a disc 32 is fixedly sleeved on the outside of the insertion rod 31. A spring 33 is movably sleeved on the outside of the insertion rod 31, and the spring 33 is located between the L-shaped plate 3 and the disc 32.

[0021] By adopting the above technical solution, the insertion rod 31 is inserted into the mounting plate 12 and the mold body 1, so that the mounting plate 12 can be limited to avoid rotation.

[0022] A mounting frame 15 is fixedly provided at the top of the mounting plate 12 . A worm 16 is rotatably provided inside the mounting frame 15 . A hexagonal nut 17 is fixedly provided at the end of the worm 16 .

[0023] By adopting the above technical solution, the worm 16 can be driven to rotate by rotating the hexagonal nut 17 .

[0024] A worm wheel 14 is fixedly sleeved outside the threaded rod 13 , and the worm wheel 14 and the worm 16 are meshed with each other.

[0025] By adopting the above technical solution, the worm 16 rotates to drive the worm wheel 14 to rotate.

[0026] A T-shaped slideway 25 distributed in an annular array is provided on one side of the mounting plate 12 close to the mold body 1 . A T-shaped slider 26 is movably inserted into the T-shaped slideway 25 . The T-shaped slider 26 is fixedly connected to the fixing plate 22 .

[0027] By adopting the above technical solution, the T-shaped sliding block 26 and the T-shaped slideway 25 can limit the movement of the fixing plate 22 .

[0028] A friction pad 24 is fixedly disposed on a side of the fixing plate 22 away from the connecting plate 21 .

[0029] By adopting the above technical solution, the fixing plate 22 and the mold body 1 are in close contact to avoid looseness.

[0030] An operating block 34 is fixedly provided on the top end of the insertion rod 31 .

[0031] By adopting the above technical solution, the operating block 34 can pull out the insertion rod 31, thereby facilitating operation.

[0032] Working principle: When installing the glue injection head body 11, the glue injection head body 11 is directly inserted into the mold body 1. First, the insertion rod 31 is inserted into the mounting plate 12 and the mold body 1 with the assistance of the spring 33 and the disc 32 to complete the positioning of the mounting plate 12 and the glue injection head body 11. Then, the hexagonal nut 17 is rotated by a utility tool, so that the hexagonal nut 17 rotates to drive the worm 16 to rotate, and the rotation of the worm 16 drives the mutually meshing worm gear 14 to rotate, and the rotation of the worm gear 14 drives the threaded rod 13 to rotate, and the rotation of the threaded rod 13 mobilizes the threaded slide rod 2 to move, and the threaded slide rod 2 moves through the connecting plate 21 to drive the four fixed plates 22 to move outward, so that the insertion block 23 on the fixed plate 22 is inserted into the annular groove 18, and at the same time, the friction pad 24 is used to make the fixed plate 22 and the mold body 1 in close contact, so that the glue injection head body 11 can be reinforced to avoid the loosening phenomenon caused by long-term high-pressure glue injection, which will cause the problem of loud noise during the glue injection operation.

[0033] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A glue injection head reinforcement mechanism, comprising a mold body (1), a glue injection head body (11) and a mounting plate (12), characterized in that: The glue injection head body (11) is installed in the mold body (1), the mounting plate (12) is located above the mold body (1), a threaded rod (13) is rotatably inserted in the mounting plate (12), the glue injection head body (11) is rotatably inserted in the threaded rod (13), the glue injection head body (11) is fixedly inserted in the mold body (1), a threaded sliding rod (2) is threadedly sleeved on the outer side of the threaded rod (13), and connecting plates (21) distributed in a ring array are rotatably hinged on the outer side of the threaded sliding rod (2), and a fixed plate (22) is rotatably provided at one end of the connecting plate (21) away from the threaded sliding rod (2); A symmetrically distributed insert block (23) is fixedly provided at one end of the fixed plate (22) away from the connecting plate (21); two annular grooves (18) are provided in the mold body (1); and the insert block (23) is movably inserted in the annular groove (18).

2. The glue injection head reinforcement mechanism according to claim 1, characterized in that: A symmetrically distributed L-shaped plate (3) is fixedly provided at the top of the mounting plate (12); an insertion rod (31) is movably inserted through the L-shaped plate (3); the insertion rod (31) is movably inserted through the mounting plate (12) and the mold body (1); a disk (32) is fixedly sleeved on the outside of the insertion rod (31); a spring (33) is movably sleeved on the outside of the insertion rod (31); and the spring (33) is located between the L-shaped plate (3) and the disk (32).

3. The glue injection head reinforcement mechanism according to claim 1, characterized in that: A mounting frame (15) is fixedly provided at the top end of the mounting plate (12), a worm (16) is rotatably provided inside the mounting frame (15), and a hexagonal nut (17) is fixedly provided at the end of the worm (16).

4. The glue injection head reinforcement mechanism according to claim 3, characterized in that: A worm wheel (14) is provided on the outer fixed sleeve of the threaded rod (13), and the worm wheel (14) and the worm (16) are meshed with each other.

5. The glue injection head reinforcement mechanism according to claim 1, characterized in that: A T-shaped slideway (25) distributed in a circular array is provided on one side of the mounting plate (12) close to the mold body (1), a T-shaped slider (26) is movably inserted into the T-shaped slideway (25), and the T-shaped slider (26) is fixedly connected to the fixing plate (22).

6. The glue injection head reinforcement mechanism according to claim 1, characterized in that: A friction pad (24) is fixedly provided on one side of the fixing plate (22) away from the connecting plate (21).

7. The glue injection head reinforcement mechanism according to claim 2, characterized in that: An operating block (34) is fixedly provided on the top end of the insertion rod (31).

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