Silica gel extruder for silica gel production

By wrapping the protective structure on the outer surface of the extrusion barrel of the silicone extruder, the problem of staff being injured by accidentally touching the high-temperature extrusion barrel is solved, and the thermal insulation and safety of the extrusion barrel are improved.

CN222756033UActive Publication Date: 2025-04-15SUZHOU GESHIFU NEW MATERIAL CO LTD
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Patent Information

Application Number
CN202421491962.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-27
Publication Date
2025-04-15
Estimated Expiration
2034-06-27

AI Technical Summary

Technical Problem

In existing silicone extruders, the internal temperature of the extrusion barrel on the screw assembly is high, which causes workers to accidentally touch the high-temperature extrusion barrel when adding materials, causing danger.

Method used

A silicone extruder for silicone production is designed. By wrapping glass fiber felts, ceramic fibers, and aluminum silicate fiber blankets on the outer surface of the extrusion cylinder in turn, and fitting ceramic sleeves to form a protective structure to prevent staff from accidentally touching the high-temperature extrusion cylinder, and at the same time, it can insulate and insulate heat.

Benefits of technology

It effectively prevents staff from accidentally touching the high-temperature extrusion tube and being injured, and reduces energy waste, achieving the thermal insulation effect of the extrusion tube.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of silica gel extruders, and discloses a silica gel extruder for silica gel production, which comprises an extrusion barrel, a feeding pipeline is arranged on the extrusion barrel, a protective structure is arranged on the outer surface of the extrusion barrel, a sealing gasket is arranged inside one end of the extrusion barrel, a connector is arranged inside the other end of the extrusion barrel, and the sealing gasket is connected with the connector. The connector is movably connected with the sealing gasket, a die head is arranged at the end, away from the extrusion cylinder, of the connector, the outer surface of the die head is sleeved with a sealing sleeve, the sealing sleeve is movably connected with the connector, the protection structure comprises a glass fiber mat, and the glass fiber mat is connected with the outer surface of the extrusion cylinder in a wrapping mode. The outer surface of the glass fiber mat is wrapped with ceramic fibers, and the outer surfaces of the ceramic fibers are wrapped with an aluminum silicate fiber blanket. According to the utility model, a worker can be prevented from accidentally injuring by touching the high-temperature extrusion barrel by mistake, and the extrusion barrel can be subjected to heat preservation and heat insulation.
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Description

Technical Field

[0001] The utility model relates to the technical field of silica gel extruders, in particular to a silica gel extruder for silica gel production. Background Art

[0002] Silicone extruder is a kind of equipment used to produce various silicone products. It uses high temperature and high pressure to extrude the raw materials of silicone into shape. Silicone extruder is mainly used to produce various silicone products such as silicone tubes, silicone strips, silicone plates, silicone sleeves, etc., and is widely used in electronics, machinery, home furnishings, food, medical and other fields.

[0003] At present, the silicone extruder is composed of a die head, a screw assembly, a heating system, a driving system and a control system. First, the silicone particles are put into a silo and compressed into the screw assembly. Then, the screw assembly is heated to the designed temperature by the heating system to turn the silicone particles into liquid and continuously squeezed downward. Finally, the silicone extruder extrude the liquid silicone into shape through the die head. The inventors have found that the internal temperature of the extrusion barrel on the screw assembly is relatively high, and it may be dangerous if the staff accidentally touches it when adding materials. Therefore, we propose a silicone extruder for silicone production. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a silicone extruder for silicone production, which has the advantages of preventing workers from accidentally touching the high-temperature extrusion barrel and causing accidental injuries, and solves the problem that the internal temperature of the extrusion barrel on the screw assembly is high, which may cause danger if workers accidentally touch it when adding materials.

[0006] (II) Technical solution

[0007] In order to achieve the above-mentioned purpose of preventing workers from accidentally touching the high-temperature extrusion barrel and causing accidental injuries, the utility model provides the following technical solutions: a silicone extruder for silicone production, comprising an extrusion barrel, a feeding pipe is arranged on the extrusion barrel, a protective structure is arranged on the outer surface of the extrusion barrel, a sealing gasket is arranged inside one end of the extrusion barrel, a connector is arranged inside one end of the extrusion barrel, the connector and the sealing gasket are movably connected, a die head is arranged at the end of the connector away from the extrusion barrel, a sealing sleeve is sleeved on the outer surface of the die head, and the sealing sleeve and the connector are movably connected, so as to prevent workers from accidentally touching the high-temperature extrusion barrel and causing accidental injuries and to insulate the extrusion barrel.

[0008] As an optimal technical solution of the utility model, the protective structure includes a glass fiber felt, which is wrapped and connected with the outer surface of the extrusion barrel, the outer surface of the glass fiber felt is wrapped with ceramic fiber, the outer surface of the ceramic fiber is wrapped with an aluminum silicate fiber blanket, and the outer surface of the aluminum silicate fiber blanket is fixedly sleeved with a ceramic sleeve, by sequentially wrapping the glass fiber felt, ceramic fiber, and aluminum silicate fiber blanket on the outer surface of the extrusion barrel, and then sleeved on the ceramic sleeve on the aluminum silicate fiber blanket, when the heating system on the silicone extruder heats the screw assembly to the design temperature, the glass fiber felt, ceramic fiber, and aluminum silicate fiber blanket play a role of thermal insulation, and can avoid the heat dissipation inside the extrusion barrel to cause energy waste. At the same time, it can also prevent the staff from accidentally touching the high-temperature extrusion barrel and getting injured, and the ceramic sleeve can play a role of heat insulation and scalding prevention, thereby preventing the staff from accidentally touching the high-temperature extrusion barrel and getting injured, and can insulate the extrusion barrel.

[0009] As a preferred technical solution of the utility model, the sum of the thicknesses of the glass fiber felt, ceramic fiber and aluminum silicate fiber blanket is twice the thickness of the ceramic sleeve, so as to facilitate thermal insulation.

[0010] As a preferred technical solution of the utility model, an internal thread groove is opened inside one end of the extrusion barrel, the inner cavity wall of the internal thread groove is movably connected to the sealing gasket, and the inner cavity of the internal thread groove is movably connected to the outer surface of the connector, so as to facilitate the assembly of the connector to the extrusion barrel in a threaded manner.

[0011] As a preferred technical solution of the utility model, an outer surface of one end of the adapter is provided with an external thread, and the external thread is threadedly connected to the inner cavity of the internal thread groove to facilitate the assembly of the adapter to the extrusion barrel.

[0012] As a preferred technical solution of the utility model, an anti-slip groove is opened on the middle part of the connector, and the anti-slip grooves are arranged in a circular array to facilitate the installation of the wire connector.

[0013] As a preferred technical solution of the utility model, the inner cavity of the other end of the connector is movably connected with the sealing sleeve, an arc groove is provided inside the other end of the connector, and a clamping groove is provided on the side wall of the inner cavity of the arc groove. The inner cavities of the arc groove and the clamping groove are both movably connected with the die head, so as to facilitate the rapid installation of the die head on the connector.

[0014] As a preferred technical solution of the utility model, an annular sealing groove is provided inside the outer surface of one end of the die head, and the annular sealing groove is movably connected with the sealing sleeve to facilitate sealing;

[0015] A clamping block is fixedly installed on the outer surface of one end of the die head, and the clamping block is movably connected to the inner cavity of the arc groove and the clamping groove. By assembling the die head onto the connector, the clamping block enters the inner cavity of the arc groove, and the sealing sleeve enters the connector. Then the connector is rotated, and the clamping block enters the inner cavity of the clamping groove from the inner cavity of the arc groove until the die head is assembled onto the connector, thereby facilitating the assembly of the die head and the operation is simple and quick.

[0016] (III) Beneficial effects

[0017] Compared with the prior art, the utility model provides a silicone extruder for silicone production, which has the following beneficial effects:

[0018] 1. The silicone extruder for silicone production wraps glass fiber felt, ceramic fiber, and aluminum silicate fiber blanket on the outer surface of the extrusion barrel in sequence, and then the ceramic sleeve is connected to the aluminum silicate fiber blanket. When the heating system on the silicone extruder heats the screw assembly to the design temperature, the glass fiber felt, ceramic fiber, and aluminum silicate fiber blanket play a role in heat preservation and insulation, and can avoid the heat dissipation inside the extrusion barrel to cause energy waste. At the same time, it can also prevent the staff from accidentally touching the high-temperature extrusion barrel and getting hurt, and the ceramic sleeve can play a role in heat insulation and scalding prevention, thereby preventing the staff from accidentally touching the high-temperature extrusion barrel and getting hurt, and can keep the extrusion barrel warm and insulate.

[0019] 2. The silicone extruder for silicone production places the sealing gasket into the inner cavity of the internal thread groove, and assembles the connector to the extrusion barrel with a spiral connector. At this time, the external thread on the connector moves along the inner cavity of the internal thread groove until the connector presses the sealing gasket, and then the die head is assembled to the connector. At this time, the clamping block enters the inner cavity of the arc groove, and the sealing sleeve enters the connector. The connector is then rotated, and the clamping block enters the inner cavity of the clamping groove from the inner cavity of the arc groove until the die head is assembled to the connector. During this period, the sealing gasket and the sealing sleeve play a sealing role. If the die head needs to be disassembled, the above steps can be reversed, so that the die head can be quickly disassembled and assembled, and the operation is simple and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a main stereoscopic view of the utility model;

[0021] Figure 2 This is an exploded perspective view of the utility model;

[0022] Figure 3 This is a three-dimensional diagram of the connector of the utility model;

[0023] Figure 4 This is a stereoscopic diagram of the die head of the utility model.

[0024] In the figure: 1. extrusion barrel; 11. internal thread groove; 2. feed pipe; 3. protection structure; 31. glass fiber felt; 32. ceramic fiber; 33. aluminum silicate fiber blanket; 34. ceramic sleeve; 4. sealing gasket; 5. connector; 51. external thread; 52. anti-slip groove; 53. arc groove; 54. snap-in groove; 6. sealing sleeve; 7. die head; 71. clamping block; 72. annular sealing groove. DETAILED DESCRIPTION

[0025] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0026] Example 1

[0027] Reference Figure 1-2 , which is the first embodiment of the utility model, provides a silicone extruder for silicone production, including an extrusion barrel 1, a feeding pipe 2 is arranged on the extrusion barrel 1, a protective structure 3 is arranged on the outer surface of the extrusion barrel 1, a sealing gasket 4 is arranged inside one end of the extrusion barrel 1, a connector 5 is arranged inside one end of the extrusion barrel 1, the connector 5 and the sealing gasket 4 are movably connected, a die head 7 is arranged at the end of the connector 5 away from the extrusion barrel 1, a sealing sleeve 6 is sleeved on the outer surface of the die head 7, and the sealing sleeve 6 and the connector 5 are movably connected.

[0028] The protective structure 3 includes a glass fiber felt 31, which is wrapped and connected to the outer surface of the extrusion barrel 1. The outer surface of the glass fiber felt 31 is wrapped with ceramic fibers 32, and the outer surface of the ceramic fibers 32 is wrapped with an aluminum silicate fiber blanket 33. The outer surface of the aluminum silicate fiber blanket 33 is fixedly sleeved with a ceramic sleeve 34.

[0029] The sum of the thicknesses of the glass fiber felt 31 , the ceramic fiber 32 , and the aluminum silicate fiber blanket 33 is twice the thickness of the ceramic sleeve 34 .

[0030] During use, the glass fiber felt 31, ceramic fiber 32, and aluminum silicate fiber blanket 33 are wrapped in sequence on the outer surface of the extrusion barrel 1, and then the ceramic sleeve 34 is sleeved on the aluminum silicate fiber blanket 33. When the heating system on the silicone extruder heats the screw assembly to the design temperature, the glass fiber felt 31, ceramic fiber 32, and aluminum silicate fiber blanket 33 play a role in heat preservation and heat insulation, and can avoid the heat dissipation inside the extrusion barrel 1 to cause energy waste. At the same time, it can also prevent the staff from accidentally touching the high-temperature extrusion barrel 1 and getting injured, and the ceramic sleeve 34 can play a role in heat insulation and scalding prevention, thereby preventing the staff from accidentally touching the high-temperature extrusion barrel 1 and getting injured, and can keep the extrusion barrel 1 warm and heat-insulated.

[0031] Example 2

[0032] Reference Figure 1-4, which is the second embodiment of the utility model. This embodiment is different from the first embodiment in that an internal thread groove 11 is opened inside one end of the extrusion barrel 1, the inner cavity wall of the internal thread groove 11 is movably connected to the sealing gasket 4, and the inner cavity of the internal thread groove 11 is movably connected to the outer surface of the connector 5.

[0033] An external thread 51 is formed on the outer surface of one end of the connector 5 , and the external thread 51 is threadedly connected to the inner cavity of the internal thread groove 11 .

[0034] An anti-skid groove 52 is formed in the middle of the connector 5 , and the anti-skid grooves 52 are arranged in a circular array.

[0035] The inner cavity of the other end of the connector 5 is movably connected to the sealing sleeve 6. An arc groove 53 is opened inside the other end of the connector 5. A clamping groove 54 is opened on the inner cavity side wall of the arc groove 53. The inner cavities of the arc groove 53 and the clamping groove 54 are both movably connected to the die head 7.

[0036] An annular sealing groove 72 is provided inside the outer surface of one end of the die head 7, and the annular sealing groove 72 is movably connected with the sealing sleeve 6;

[0037] A clamping block 71 is fixedly mounted on the outer surface of one end of the die head 7 , and the clamping block 71 is movably connected to the inner cavities of the arc groove 53 and the clamping groove 54 .

[0038] During use, the sealing gasket 4 is placed into the inner cavity of the internal thread groove 11, and the screw connector 5 is used to assemble the connector 5 to the extruder 1. At this time, the external thread 51 on the connector 5 is threadedly moved along the inner cavity of the internal thread groove 11 until the connector 5 presses against the sealing gasket 4, and then the die head 7 with the sealing sleeve 6 is assembled to the connector 5. At this time, the clamping block 71 fixed on the die head 7 is inserted into the inner cavity of the arc groove 53, and the sealing sleeve 6 enters the connector 5. Then the connector 5 is rotated, and the clamping block 71 enters the inner cavity of the clamping groove 54 from the inner cavity of the arc groove 53 until the die head 7 is assembled to the connector 5. During this period, the sealing gasket 4 and the sealing sleeve 6 play a sealing role. If the die head 7 needs to be disassembled, the above steps can be reversed, so that the die head 7 can be quickly disassembled and assembled, and the operation is simple and quick.

[0039] The remaining structures are the same as those of Example 1.

[0040] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A silicone extruder for silicone production, comprising an extrusion barrel (1), wherein the extrusion barrel (1) is provided with a feed pipe (2), characterized in that: The outer surface of the extrusion barrel (1) is provided with a protective structure (3), a sealing gasket (4) is provided inside one end of the extrusion barrel (1), a connector (5) is provided inside one end of the extrusion barrel (1), the connector (5) and the sealing gasket (4) are movably connected, a die head (7) is provided at the end of the connector (5) away from the extrusion barrel (1), a sealing sleeve (6) is sleeved on the outer surface of the die head (7), and the sealing sleeve (6) and the connector (5) are movably connected.

2. A silicone extruder for silicone production according to claim 1, characterized in that: The protective structure (3) comprises a glass fiber felt (31), wherein the glass fiber felt (31) is wrapped and connected to the outer surface of the extrusion cylinder (1), the outer surface of the glass fiber felt (31) is wrapped with ceramic fibers (32), the outer surface of the ceramic fibers (32) is wrapped with an aluminum silicate fiber blanket (33), and the outer surface of the aluminum silicate fiber blanket (33) is fixedly sleeved with a ceramic sleeve (34).

3. A silicone extruder for silicone production according to claim 2, characterized in that: The sum of the thicknesses of the glass fiber felt (31), the ceramic fiber (32), and the aluminum silicate fiber blanket (33) is twice the thickness of the ceramic sleeve (34).

4. The silica gel extruder for silica gel production according to claim 1, characterized in that: An internal thread groove (11) is provided inside one end of the extrusion barrel (1), the inner cavity wall of the internal thread groove (11) is movably connected to the sealing gasket (4), and the inner cavity of the internal thread groove (11) is movably connected to the outer surface of the connector (5).

5. A silicone extruder for silicone production according to claim 4, characterized in that: An external thread (51) is formed on the outer surface of one end of the connector (5), and the external thread (51) is threadedly connected to the inner cavity of the internal thread groove (11).

6. A silicone extruder for silicone production according to claim 5, characterized in that: An anti-slip groove (52) is provided in the middle of the connector (5), and the anti-slip grooves (52) are arranged in a circular array.

7. A silicone extruder for silicone production according to claim 5, characterized in that: The inner cavity of the other end of the connector (5) is movably connected to the sealing sleeve (6), an arc-shaped groove (53) is provided inside the other end of the connector (5), a clamping groove (54) is provided on the inner cavity side wall of the arc-shaped groove (53), and the inner cavities of the arc-shaped groove (53) and the clamping groove (54) are both movably connected to the die head (7).

8. A silicone extruder for silicone production according to claim 7, characterized in that: An annular sealing groove (72) is provided inside the outer surface of one end of the die head (7), and the annular sealing groove (72) is movably sleeved with the sealing sleeve (6); A clamping block (71) is fixedly mounted on the outer surface of one end of the die head (7), and the clamping block (71) is movably connected to the inner cavities of the arc groove (53) and the clamping groove (54).