Foam mixing extruder

Abstract

The utility model relates to the technical field of foam processing, in particular to a foam mixing extruder which comprises a first rack, two second racks are installed on the surface of one side of the first rack, a first driving motor, a speed reducer and a distribution box are sequentially installed above the first rack, and a material box, a discharging barrel and a movable seat are sequentially installed above the second racks. According to the utility model, the independent driving motor II drives the roller bodies to rotate, so that raw materials can be better extruded, the gap between the roller bodies can be adjusted according to the production requirements, materials with different thicknesses can be formed, and the discharging nozzle in the discharging assembly is made of nylon materials, so that the production efficiency is improved, and the production cost is reduced. The raw materials are soft in texture and good in matching degree, the raw materials can be accurately and stably conveyed into the roller body, so that waste caused by falling of the raw materials in the discharging process is reduced, the discharging nozzle can be detached, the discharging nozzle can be detached for cleaning when the raw materials of different colors are produced, and usability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of foam processing, in particular to a foam mixing extruder. Background Art

[0002] Foam is made by chemical cross-linking or electronic cross-linking, while EVA foam is another common type of polyethylene foam, which is made by chemical cross-linking or electronic cross-linking, while EVA foam is another common type of polyethylene foam, polyester foam, which includes polyether foam, which can be made by chemical foaming or physical foaming, and polyurethane foam, rubber foam, such as CR foam (chloroprene rubber), NR foam (nitrile rubber polyester foam, which includes polyether foam, which can be made by chemical foaming or physical foaming, and polyurethane Foam, rubber foam, such as CR foam (chloroprene rubber), NR foam (nitrile rubber), SBR foam (styrene-butadiene rubber), EPDM foam (ethylene propylene diene monomer rubber). In addition, foam can also be classified according to its foaming structure, including open-cell foam and closed-cell foam. The open-cell foam has a soft texture, high water absorption and high compression rate, and is suitable for sound-absorbing and sealing applications. The closed-cell foam foams independently, has a low compression residual rate, low water absorption, good thermal insulation and cushioning properties, and good dustproofing. It is suitable for electronic products to be sealed, dustproof, waterproof and shock-absorbing, etc.

[0003] During the processing of foam materials, a foam mixing extruder is used to fully mix different raw materials to obtain a mixture with specific properties. Through the rotation and extrusion of the screw, the mixed material is extruded into a continuous foam product.

[0004] In daily work, it is found that the existing foam compounding extruder is prone to leakage at the discharge port during the extrusion process, and has poor flexibility when extruding raw materials, making it inconvenient to adjust the molding thickness according to different production needs. It is also inconvenient to disassemble and clean when producing raw materials of different colors, which easily causes the mixing of materials of different colors and affects the quality. This leads to the problems of poor flexibility, inconvenient disassembly and cleaning, and easy leakage of the existing foam compounding extruder. Utility Model Content

[0005] The utility model aims to solve the shortcomings of the prior art, such as poor flexibility, inconvenience in disassembly and cleaning, and easy material leakage, and proposes a foam mixing extruder.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a foam mixing extruder, comprising a frame one, two frames two are installed on the surface of one side of the frame one, a driving motor one, a reducer, and a distribution box are installed in sequence on the top of the frame one, a material box, a discharge barrel, and a movable seat are installed in sequence on the top of the frame two, the output end of the driving motor one is installed on the input end of the reducer, the output end of the reducer is installed on the input end of the distribution box, a feed port is installed on the top of the material box, a spiral feeding assembly is provided on the inner wall of the material box, the output end of the distribution box is installed on the spiral feeding assembly, a movable assembly is provided between the material box and the discharge barrel and the movable seat and the frame two, a roller assembly is provided on the surface of the movable seat, a discharge assembly is installed at one end of the discharge barrel, and a connecting assembly is provided between the material box and the discharge barrel.

[0007] Preferably, the spiral feeding assembly includes a main screw rod and a secondary screw rod, and the main screw rod and the secondary screw rod are respectively installed in the material box, and one end of the main screw rod and the secondary screw rod are respectively installed on the output end of the distribution box, and one end of the main screw rod extends into the discharge barrel. Through the above-mentioned components, when feeding, the main screw rod is mainly rotated to transport the raw materials to the discharge barrel, and the secondary screw rod mainly plays the role of turning the material in the material box.

[0008] Preferably, the moving assembly includes a guide rail body, and there are two guide rail bodies, which are installed on the surface of frame 2. Four groups of slides are respectively installed on the lower surfaces of the material box, the discharge barrel and the moving seat. The slides are slidably connected to the surface of the guide rail body. Through the above-mentioned components and the moving assembly, the positions of the moving seat, the discharge barrel and the material box can be pushed respectively on the guide rail, thereby facilitating subsequent disassembly, maintenance and cleaning, and improving flexibility.

[0009] Preferably, the rolling roller assembly includes a bearing seat, and there are four bearing seats. The four bearing seats are evenly installed on the movable seat respectively, and the four bearing seats are rotatably connected with a rolling roller body between each two of the bearing seats. A driving motor 2 is installed on one side surface of the bearing seat, and the output end of the driving motor 2 is fixedly connected to one end of the rolling roller body. Through the above-mentioned components, when the discharging cylinder cooperates with the discharging assembly to discharge material, the two groups of driving motors 2 can drive the two rolling roller bodies to rotate respectively, thereby roller-forming the extruded raw materials.

[0010] Preferably, the rolling roller assembly also includes an adjusting screw, there are two adjusting screws, the two adjusting screws are rotatably connected to the surface of the bearing seat, the adjusting screw is threadedly connected to the inner wall of the movable seat, and a handle is fixedly connected to the upper end of the adjusting screw. Through the above components, when the handle drives the adjusting screw to rotate, the bearing seat can drive the rolling roller body to be adjusted in the movable seat, so that products of different thicknesses can be rolled according to needs.

[0011] Preferably, the discharging assembly includes a mounting plate, which is fixedly connected to one end of the discharging barrel by screws, and a discharging nozzle is fixedly connected to one side surface of the mounting plate, and two discharging holes are provided on the inner wall of the discharging nozzle. Through the above components, when the discharging assembly is discharging, the discharging nozzle can be placed between the two rolling rollers, and the raw materials can be accurately delivered between the two rolling rollers, thereby reducing the falling of raw materials during discharging and causing waste, and it is convenient to disassemble and clean it later.

[0012] Preferably, the discharge nozzle is made of nylon material. Through the above components, the discharge nozzle is made of nylon material, which has a soft texture and good compatibility.

[0013] Preferably, the connecting assembly includes a bracket, and there are two brackets, which are respectively installed on the upper and lower sides of the material box. Two groups of cylinders are installed on the surface of the bracket, and the output end of the cylinder is fixedly connected with a clamping block. The surface of the clamping block is provided with a slot, and the slot on the surface of the clamping block can be inserted into the mounting end plates of the material box and the discharging barrel. Through the above components, when the material box and the discharging barrel are connected, the cylinder is opened, and the cylinder can drive the slot on the surface of the clamping block to be stuck on the mounting end plates of the material box and the discharging barrel, thereby realizing the connection.

[0014] Preferably, the slots on the surface of the clamping block are arranged in a V shape.

[0015] Compared with the prior art, the advantages and positive effects of the utility model are:

[0016] In this solution, a separate drive motor 2 drives the roller body to rotate, which can better extrude the raw materials. The gap between the roller bodies can be adjusted according to production needs to form materials of different thicknesses. The discharge nozzle in the discharge assembly is made of nylon, which has a soft texture and good fit. The raw materials can be accurately and stably delivered to the roller body, thereby reducing the drop of raw materials during discharge and causing waste. The discharge nozzle can be removed for easy removal and cleaning when producing raw materials of different colors, thereby improving ease of use.

[0017] In this solution, the sliding assembly is used to slide the slide seat on the guide rail body, so that the components in the equipment can be moved easily and sufficient space can be provided for operation during disassembly and maintenance.

[0018] In this solution, the double-screw feeding assembly in the equipment can use one set of screw rods to feed the raw materials while the other set of screw rods can turn the raw materials, thereby improving the mixing effect of the raw materials when extruding. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A three-dimensional structural schematic diagram of a foam mixing extruder is proposed for the utility model;

[0020] Figure 2 A side view structural schematic diagram of a foam mixing extruder is proposed for the utility model;

[0021] Figure 3 The utility model proposes a foam mixing extruder Figure 2 Schematic diagram of the structure at A in the middle;

[0022] Figure 4 Another perspective structural schematic diagram of a foam mixing extruder proposed by the utility model;

[0023] Figure 5 The utility model provides a schematic structural diagram of a roller assembly of a foam mixing extruder;

[0024] Figure 6 The utility model provides a schematic diagram of the structure of a spiral feeding component of a foam mixing extruder;

[0025] Figure 7 The utility model provides a schematic structural diagram of a discharge component of a foam mixing extruder.

[0026] Legend:

[0027] 1. Frame 1; 2. Frame 2; 3. Drive motor 1; 4. Reducer; 5. Distribution box; 6. Material box; 7. Feed port; 8. Discharge barrel; 9. Moving seat; 10. Moving assembly; 101. Guide rail body; 102. Slide seat; 11. Roller assembly; 111. Bearing seat; 112. Roller body; 113. Drive motor 2; 114. Adjusting screw; 115. Handle; 12. Spiral feeding assembly; 121. Main screw rod; 122. Auxiliary screw rod; 13. Discharge assembly; 131. Mounting plate; 132. Discharge nozzle; 14. Connecting assembly; 141. Bracket; 142. Cylinder; 143. Clamp. DETAILED DESCRIPTION

[0028] See also Figure 1-Figure 7The utility model provides a technical solution: a foam mixing extruder, comprising a frame 1, two frames 2 are installed on one side surface of the frame 1, a driving motor 3, a reducer 4, and a distribution box 5 are installed in sequence above the frame 1, a material box 6, a discharge barrel 8, and a moving seat 9 are installed in sequence above the frame 2, the output end of the driving motor 3 is installed at the input end of the reducer 4, the output end of the reducer 4 is installed on the input end of the distribution box 5, a feed port 7 is installed above the material box 6, a spiral feeding assembly 12 is arranged on the inner wall of the material box 6, the output end of the distribution box 5 is installed on the spiral feeding assembly 12, a moving assembly 10 is arranged between the material box 6 and the discharge barrel 8 and the moving seat 9 and the frame 2, a roller assembly 11 is arranged on the surface of the moving seat 9, a discharge assembly 13 is installed at one end of the discharge barrel 8, and a connecting assembly 14 is arranged between the material box 6 and the discharge barrel 8.

[0029] Specifically, the spiral feeding assembly 12 includes a main spiral rod 121 and a secondary spiral rod 122. The main spiral rod 121 and the secondary spiral rod 122 are respectively installed in the material box 6. One end of the main spiral rod 121 and the secondary spiral rod 122 are respectively installed on the output end of the distribution box 5. One end of the main spiral rod 121 extends into the discharge barrel 8.

[0030] In this embodiment, when feeding, the main screw rod 121 is mainly rotated to transport the raw materials to the discharge barrel 8, and the auxiliary screw rod 122 mainly plays the role of turning the materials in the material box 6.

[0031] Specifically, the moving component 10 includes a guide rail body 101, and there are two guide rail bodies 101. The two guide rail bodies 101 are installed on the surface of the frame 2, and four groups of slides 102 are respectively installed on the lower surfaces of the material box 6, the discharge barrel 8 and the moving seat 9. The slides 102 are slidably connected to the surface of the guide rail body 101.

[0032] In this embodiment: through the moving assembly 10, the positions of the moving seat 9, the discharge barrel 8, and the material box 6 can be pushed on the guide rail respectively, so as to facilitate the subsequent disassembly maintenance and cleaning and improve flexibility.

[0033] Specifically, the roller assembly 11 includes a bearing seat 111. There are four bearing seats 111. The four bearing seats 111 are evenly installed on the movable seat 9. The four bearing seats 111 are rotatably connected with a roller body 112 between two of the bearing seats 111. A driving motor 113 is installed on one side surface of the bearing seat 111. The output end of the driving motor 113 is fixedly connected to one end of the roller body 112. When the discharging cylinder 8 cooperates with the discharging assembly 13 to discharging materials, the two sets of driving motors 113 can drive the two roller bodies 112 to rotate respectively, thereby roller-forming the extruded raw materials.

[0034] Specifically, the roller assembly 11 also includes an adjusting screw 114, there are two adjusting screws 114, the two adjusting screws 114 are rotatably connected to the surface of the bearing seat 111, the adjusting screw 114 is threadedly connected to the inner wall of the movable seat 9, and the upper end of the adjusting screw 114 is fixedly connected to a handle 115.

[0035] In this embodiment, when the handle 115 drives the adjusting screw 114 to rotate, the bearing seat 111 can drive the roller body 112 to be adjusted in the moving seat 9, so that products of different thicknesses can be rolled according to requirements.

[0036] Specifically, the discharge assembly 13 includes a mounting plate 131, which is fixedly connected to one end of the discharge barrel 8 by screws, and a discharge nozzle 132 is fixedly connected to one side surface of the mounting plate 131, and two discharge holes are provided on the inner wall of the discharge nozzle 132.

[0037] In this embodiment: when the discharging component 13 is discharging materials, the discharging nozzle 132 can be placed between the two roller bodies 112, and the raw materials can be accurately delivered between the two roller bodies 112, thereby reducing the phenomenon of raw materials falling and causing waste during discharging, and it is convenient to disassemble and clean it later.

[0038] Specifically, the discharge nozzle 132 is made of nylon material, which has a soft texture and good compatibility.

[0039] Specifically, the connecting component 14 includes a bracket 141. There are two brackets 141, which are respectively installed on the upper and lower sides of the material box 6. Two groups of cylinders 142 are installed on the surface of the bracket 141. The output end of the cylinder 142 is fixedly connected with a clamping block 143. A slot is opened on the surface of the clamping block 143. The slot on the surface of the clamping block 143 can be inserted into the mounting end plate of the material box 6 and the discharge barrel 8.

[0040] In this embodiment, when the material box 6 and the discharge barrel 8 are connected, the cylinder 142 is turned on, and the cylinder 142 can drive the slots on the surface of the clamping block 143 to clamp on the mounting end plates of the material box 6 and the discharge barrel 8, thereby achieving connection.

[0041] Specifically, the slots on the surface of the clamping block 143 are arranged in a V shape.

[0042] Working principle: When the equipment is extruding, the drive motor 3 is turned on, the drive motor 3 drives the reducer 4 to operate, the reducer 4 drives the distributor to rotate, and the distributor drives the main screw 121 and the auxiliary screw to rotate. During processing, the raw materials are poured into the material box 6 from the feed port 7, the main screw 121 is responsible for conveying the raw materials in the material box 6 to the discharge barrel 8, and the auxiliary screw 122 can turn over the raw materials in the material box 6. After the raw materials are conveyed to the discharge barrel 8, the discharge barrel 8 can pass through the two The material is discharged through a discharge hole. Since the discharge nozzle 132 is located between the two roller bodies 112, the material can be accurately transported between the two roller bodies 112. At this time, the two sets of driving motors 113 respectively drive the two roller bodies 112 to rotate to roll the raw materials. When producing raw materials of different colors, the sliding movable seat 9 on the guide rail body 101 can control the movement of the entire roller assembly 11. After moving to a certain position, the discharge assembly 13 can be conveniently removed for cleaning, which is convenient for producing raw materials of different colors.

Claims

1. A foam mixing extruder, comprising a frame 1 (1), characterized in that: Two frames (2) are mounted on one side of the frame (1); a driving motor (3), a reducer (4), and a distribution box (5) are mounted in sequence above the frame (1); a material box (6), a discharge barrel (8), and a movable seat (9) are mounted in sequence above the frame (2); the output end of the driving motor (3) is mounted on the input end of the reducer (4); the output end of the reducer (4) is mounted on the input end of the distribution box (5); a feed port is mounted above the material box (6). (7), a spiral feeding assembly (12) is arranged on the inner wall of the material box (6), the output end of the distribution box (5) is mounted on the spiral feeding assembly (12), a moving assembly (10) is arranged between the material box (6) and the discharge barrel (8) and the movable seat (9) and the frame 2 (2), a roller assembly (11) is arranged on the surface of the movable seat (9), a discharge assembly (13) is installed at one end of the discharge barrel (8), and a connecting assembly (14) is arranged between the material box (6) and the discharge barrel (8).

2. A foam mixing extruder according to claim 1, characterized in that: The spiral feeding assembly (12) comprises a main spiral rod (121) and a secondary spiral rod (122), wherein the main spiral rod (121) and the secondary spiral rod (122) are respectively installed in a material box (6), one end of the main spiral rod (121) and the secondary spiral rod (122) are respectively installed on the output end of the distribution box (5), and one end of the main spiral rod (121) extends into the discharge barrel (8).

3. A foam mixing extruder according to claim 1, characterized in that: The moving assembly (10) comprises a guide rail body (101), wherein the number of the guide rail bodies (101) is two, and the two guide rail bodies (101) are mounted on the surface of the second frame (2). The lower surfaces of the material box (6), the discharge barrel (8) and the moving seat (9) are respectively mounted with four groups of slide seats (102), and the slide seats (102) are slidably connected to the surface of the guide rail body (101).

4. A foam mixing extruder according to claim 1, characterized in that: The rolling mill assembly (11) comprises a bearing seat (111), wherein there are four bearing seats (111), and the four bearing seats (111) are evenly mounted on the movable seat (9), and the four bearing seats (111) are rotatably connected to a rolling mill body (112) between two of the four bearing seats (111), and a second driving motor (113) is mounted on a surface of one side of the bearing seat (111), and an output end of the second driving motor (113) is fixedly connected to one end of the rolling mill body (112).

5. A foam mixing extruder according to claim 1, characterized in that: The roller assembly (11) further comprises an adjusting screw (114), wherein there are two adjusting screws (114), the two adjusting screws (114) being rotatably connected to the surface of the bearing seat (111), the adjusting screw (114) being threadedly connected to the inner wall of the movable seat (9), and a handle (115) being fixedly connected to the upper end of the adjusting screw (114).

6. A foam mixing extruder according to claim 1, characterized in that: The discharge assembly (13) comprises a mounting plate (131), wherein the mounting plate (131) is fixedly connected to one end of the discharge barrel (8) via screws, and a discharge nozzle (132) is fixedly connected to a surface of one side of the mounting plate (131), wherein the inner wall of the discharge nozzle (132) is provided with two discharge holes.

7. A foam mixing extruder according to claim 6, characterized in that: The discharge nozzle (132) is made of nylon.

8. A foam mixing extruder according to claim 1, characterized in that: The connecting assembly (14) comprises a bracket (141), wherein there are two brackets (141), and the two brackets (141) are respectively mounted on the upper and lower sides of the material box (6); two groups of cylinders (142) are mounted on the surface of the bracket (141); the output end of the cylinder (142) is fixedly connected to a clamping block (143); a slot is provided on the surface of the clamping block (143); and the slot on the surface of the clamping block (143) can be inserted into the mounting end plates of the material box (6) and the discharge barrel (8).

9. A foam mixing extruder according to claim 8, characterized in that: The slots on the surface of the clamping block (143) are arranged in a V shape.

Images