Crushing mechanism of extruder

Abstract

The utility model belongs to the technical field of crushing mechanisms, and discloses a crushing mechanism of an extruder, which comprises a mounting bracket, a first crushing hub and a second crushing hub are rotatably mounted on the mounting bracket, the first crushing hub is positioned on one side of the second crushing hub, and a dismounting assembly is arranged at the bottom of the mounting bracket; the adjusting assembly comprises an installation box body installed on one side of the installation support and a sliding groove formed in one side of the installation support, and the sliding groove is covered with the installation box body; by means of the adjusting assembly, the power assembly and the auxiliary positioning assembly, the first crushing hub and the second crushing hub can be adjusted according to actual use requirements, objects of different sizes can be crushed conveniently, the crushing effect of the different objects can be improved, follow-up machining and using of materials are facilitated, and the service life of the materials is prolonged. And the application range of the crushing mechanism can be widened, and the practicability of the crushing mechanism is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of crushing mechanisms, in particular to a crushing mechanism of an extruder. Background Art

[0002] At present, in the process of producing products such as EPDM plastic and silicon PU, it is necessary to crush the EPDM plastic and silicon PU raw materials through a crushing mechanism, and then transport the crushed EPDM plastic and silicon PU to the inside of the extruder to complete the extrusion processing of the EPDM plastic and silicon PU.

[0003] However, in actual use, the crushing mechanism of the existing extruder generally uses two crushing hubs to crush the materials. However, it is difficult to adjust the gap between the two crushing hubs during the crushing process, making it difficult to adjust the two crushing hubs according to usage requirements and different materials. Therefore, it is inconvenient to effectively crush different materials, thereby reducing the practicability of the crushing mechanism. Utility Model Content

[0004] The utility model provides a crushing mechanism of an extruder to solve the problem that the gap between two existing crushing hubs is difficult to adjust, making it difficult to adjust the two crushing hubs according to use requirements and different materials, and inconvenient to effectively crush different materials.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solution: a crushing mechanism of an extruder, comprising:

[0006] A mounting bracket, on which a first crushing hub and a second crushing hub are rotatably mounted, the first crushing hub being located on one side of the second crushing hub, a disassembly assembly being provided at the bottom of the mounting bracket, and a third motor being installed on one side of the mounting bracket, so that the rotation of the second crushing hub is facilitated by the third motor;

[0007] The adjusting component includes a mounting box installed on one side of the mounting bracket and a slide groove opened on one side of the mounting bracket, the mounting box cover is arranged outside the slide groove, an adjusting block is arranged inside the mounting box, and the first crushing hub is rotatably installed with the adjusting block at one end close to the mounting box.

[0008] Preferably, a power assembly is arranged inside the installation box, and the power assembly includes a screw rod rotatably installed inside the installation box and a first motor installed on one side of the installation box, the first motor is used to drive the screw rod to rotate, and the adjustment block is sleeved on the screw rod.

[0009] Preferably, an auxiliary positioning assembly is provided on one side of the mounting box, and the auxiliary positioning assembly includes a pull handle installed on one side of the mounting box and which can be pulled out, and a positioning groove provided on the mounting box, the screw rod passes through the mounting box and is connected to the pull handle, and a limiting rod is fixed on the pull handle, and the limiting rod is inserted into the positioning groove, and the screw rod can be effectively positioned through the cooperation between the limiting groove and the limiting rod, so that the screw rod is positioned after the rotation of the screw rod is completed, so as to avoid the rotation of the screw rod causing the movement of the first crushing hub.

[0010] Preferably, a second motor is installed at one end of the first crushing hub relative to the mounting box, and the second motor is used to drive the first crushing hub to rotate.

[0011] Preferably, an auxiliary limiting assembly is arranged between the second motor and the first crushing hub, the auxiliary limiting assembly includes an open groove opened at one end of the mounting bracket relative to the mounting box body and a mounting plate installed at one end of the mounting bracket relative to the mounting box body, an adjustment seat is fixed to one end of the mounting plate, the adjustment seat is in the open groove, and the first crushing hub passes through the mounting bracket and the mounting plate and is connected to the second motor.

[0012] Preferably, an auxiliary guide assembly is provided on the adjustment seat, and the auxiliary guide assembly includes a guide groove opened on the mounting bracket and limit blocks fixed at the upper and lower ends of the adjustment seat, the limit blocks are located in the guide groove, and the guide groove is connected to the opening groove.

[0013] Preferably, the disassembly and assembly component includes a mounting ear installed at the bottom of the mounting bracket and a fastening screw screwed on the mounting ear, and a slow-flow plate is provided on the mounting bracket. The slow-flow plate can slow down the flow of crushed objects and reduce the falling speed, which is convenient for subsequent collection components to collect the crushed objects and further reduces the splashing of the crushed objects when they fall.

[0014] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0015] (1) The utility model can effectively adjust the distance between the first crushing hub and the second crushing hub by setting the adjustment component, the power component and the auxiliary positioning component, so that the first crushing hub and the second crushing hub can be adjusted according to actual use requirements, which is convenient for crushing objects of different sizes, thereby not only improving the crushing effect of different objects, facilitating the subsequent processing and use of materials, but also increasing the application range of the crushing mechanism and improving the practicality of the crushing mechanism;

[0016] (2) The utility model can effectively install the second motor and effectively prevent the second motor from rotating with the rotation of the first crushing hub by setting up an auxiliary limit assembly. At the same time, the auxiliary guide assembly can make the first crushing hub more stable during adjustment, so as to avoid the first crushing hub from shaking during movement and causing it to fall off, thereby ensuring the stable use of the crushing mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] 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.

[0018] Figure 1 This is one of the structural diagrams of the utility model;

[0019] Figure 2 This is the second structural diagram of the utility model;

[0020] Figure 3 For this utility model Figure 1 A partial cross-sectional view of

[0021] Figure 4 This is a schematic diagram of the structure of the auxiliary limit assembly of the utility model;

[0022] Figure 5 It is a structural schematic diagram of the adjustment component of the utility model.

[0023] In the figure: 1. Mounting bracket; 2. Disassembly and assembly component; 21. Mounting ear; 22. Fastening screw; 3. First crushing hub; 4. Second crushing hub; 5. Auxiliary limit assembly; 51. Mounting plate; 52. Adjustment seat; 53. Limit block; 6. Adjustment assembly; 61. Mounting box; 62. Screw; 63. Adjustment block; 64. Pull handle; 65. Limit rod. DETAILED DESCRIPTION

[0024] 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.

[0025] The utility model provides Figure 1-Figure 3The crushing mechanism of an extruder shown in the figure comprises: a mounting bracket 1, on which a first crushing hub 3 and a second crushing hub 4 are rotatably mounted, the first crushing hub 3 is located on one side of the second crushing hub 4, and a disassembly assembly 2 is arranged at the bottom of the mounting bracket 1; a second motor is installed at one end of the first crushing hub 3 relative to the mounting box 61, and the second motor is used to drive the first crushing hub 3 to rotate; the disassembly assembly 2 comprises a mounting ear 21 mounted at the bottom of the mounting bracket 1 and a fastening screw 22 screwed on the mounting ear 21.

[0026] As can be seen from the above, when in use, first install the mounting bracket 1 and the mounting ear 21, then align the mounting ear 21 and the extruder installation part, and then the staff rotates the fastening screw 22 to realize the connection between the mounting ear 21 and the extruder, and further realizes the installation of the mounting bracket 1 and the extruder, so as to crush the EPDM plastic and silicon PU in the extruder, and then the second motor and the third motor drive the first crushing hub 3 and the second crushing hub 4 to rotate respectively, and then place the EPDM plastic and silicon PU on the first crushing hub 3 and the second crushing hub 4, and complete the crushing process of the EPDM plastic and silicon PU through the rotation of the first crushing hub 3 and the second crushing hub 4, and at the same time, the crushed material falls on the slow flow plate, and then a certain speed is adjusted through the slow flow plate so that the crushed material can be processed subsequently.

[0027] refer to Figure 1 , Figure 3 and Figure 5 As shown, the adjusting component 6 includes a mounting box 61 installed on one side of the mounting bracket 1 and a slide groove opened on one side of the mounting bracket 1, the mounting box 61 cover is arranged on the outside of the slide groove, and an adjusting block 63 is arranged inside the mounting box 61, and one end of the first crushing hub 3 close to the mounting box 61 is rotatably installed with the adjusting block 63; a power component is arranged inside the mounting box 61, the power component includes a screw rod 62 rotatably installed inside the mounting box 61 and a first motor installed on one side of the mounting box 61, the first motor is used to drive the screw rod 62 to rotate, and the adjusting block 63 is sleeved on the screw rod 62; an auxiliary positioning component is arranged on one side of the mounting box 61, the auxiliary positioning component includes a pull handle 64 installed on one side of the mounting box 61 and which can be pulled out, and a positioning groove opened on the mounting box 61, the screw rod 62 passes through the mounting box 61 and is connected to the pull handle 64, a limit rod 65 is fixed on the pull handle 64, and the limit rod 65 is inserted into the positioning groove.

[0028] Through the above technical solution:

[0029] When it is necessary to adjust the gap size between the first crushing hub 3 and the second crushing hub 4, the staff first holds the pull handle 64 and pulls the pull handle 64 outward at the same time, so that the pull handle 64 is pulled outward, thereby the limit rod 65 is pulled out of the positioning groove, and then the first motor drives the screw rod 62 to rotate, and then the adjustment block 63 moves with the rotation of the screw rod 62, so that the first crushing hub 3 moves with the movement of the adjustment block 63. Since the position of the second crushing hub 4 is fixed, the gap size between the first crushing hub 3 and the second crushing hub 4 is realized by the movement of the first crushing hub 3. Adjustment allows the first crushing hub 3 and the second crushing hub 4 to be appropriately adjusted according to actual usage requirements, so that the first crushing hub 3 and the second crushing hub 4 can crush different materials. After the position adjustment of the first crushing hub 3 is completed, the staff holds the pull handle 64 and aligns the limit rod 65 with the positioning groove, and then pushes the pull handle 64 inward to reinsert the limit rod 65 into the positioning groove to complete the positioning of the screw rod 62, thereby preventing the screw rod 62 from rotating and causing the first crushing hub 3 to move, so that the first crushing hub 3 and the second crushing hub 4 are more stable when crushing materials.

[0030] In addition, refer to Figure 1-Figure 4 As shown, an auxiliary limiting assembly 5 is arranged between the second motor and the first crushing hub 3, the auxiliary limiting assembly 5 includes an open groove opened at one end of the mounting bracket 1 relative to the mounting box 61 and a mounting plate 51 installed at one end of the mounting bracket 1 relative to the mounting box 61, an adjusting seat 52 is fixed at one end of the mounting plate 51, and the adjusting seat 52 is in the open groove; an auxiliary guide assembly is arranged on the adjusting seat 52, the auxiliary guide assembly includes a guide groove opened on the mounting bracket 1 and limiting blocks 53 fixed at the upper and lower ends of the adjusting seat 52, the limiting blocks 53 are in the guide groove, and the guide groove is connected to the open groove.

[0031] Through the above technical solution:

[0032] When the first crushing hub 3 is moving, the mounting plate 51 moves simultaneously with the adjusting seat 52, so that the second motor moves with the movement of the first crushing hub 3, and the mounting plate 51 can effectively prevent the second motor from rotating when driving the first crushing hub 3 to rotate, and then the mounting plate 51 can effectively limit and guide the adjusting seat 52 and the mounting plate 51 through the cooperation of the limiting block 53 and the guide groove during the movement, so that the mounting plate 51 and the first crushing hub 3 are more stable during adjustment, so as to reduce the shaking of the first crushing hub 3 during movement, further reduce the possibility of the first crushing hub 3 falling and the collision with the second crushing hub 4, thereby increasing the service life of the first crushing hub 3.

[0033] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A crushing mechanism of an extruder, characterized in that: include: A mounting bracket (1), on which a first crushing hub (3) and a second crushing hub (4) are rotatably mounted, wherein the first crushing hub (3) is located on one side of the second crushing hub (4), and a disassembly assembly (2) is provided at the bottom of the mounting bracket (1); An adjustment component (6), the adjustment component (6) comprising a mounting box (61) mounted on one side of the mounting bracket (1) and a slide groove opened on one side of the mounting bracket (1), the mounting box (61) being covered outside the slide groove, an adjustment block (63) being arranged inside the mounting box (61), and one end of the first crushing hub (3) close to the mounting box (61) being rotatably mounted on the adjustment block (63).

2. The crushing mechanism of an extruder according to claim 1, characterized in that: A power assembly is arranged inside the installation box (61), and the power assembly comprises a screw rod (62) rotatably installed inside the installation box (61) and a first motor installed on one side of the installation box (61), wherein the first motor is used to drive the screw rod (62) to rotate, and the adjustment block (63) is sleeved on the screw rod (62).

3. The crushing mechanism of an extruder according to claim 2, characterized in that: An auxiliary positioning component is provided on one side of the installation box (61), and the auxiliary positioning component includes a pull handle (64) installed on one side of the installation box (61) and can be pulled out, and a positioning groove provided on the installation box (61); the screw rod (62) passes through the installation box (61) and is connected to the pull handle (64); a limit rod (65) is fixed on the pull handle (64), and the limit rod (65) is inserted into the positioning groove.

4. The crushing mechanism of an extruder according to claim 1, characterized in that: A second motor is installed at one end of the first crushing hub (3) relative to the mounting box (61), and the second motor is used to drive the first crushing hub (3) to rotate.

5. The crushing mechanism of an extruder according to claim 4, characterized in that: An auxiliary limiting assembly (5) is provided between the second motor and the first crushing hub (3), the auxiliary limiting assembly (5) comprising an open slot provided at one end of the mounting bracket (1) relative to the mounting box (61) and a mounting plate (51) mounted at one end of the mounting bracket (1) relative to the mounting box (61), an adjustment seat (52) being fixed at one end of the mounting plate (51), and the adjustment seat (52) being located in the open slot.

6. The crushing mechanism of an extruder according to claim 5, characterized in that: An auxiliary guide assembly is provided on the adjustment seat (52), and the auxiliary guide assembly comprises a guide groove formed on the mounting bracket (1) and limit blocks (53) fixed at the upper and lower ends of the adjustment seat (52); the limit blocks (53) are located in the guide groove, and the guide groove is connected to the opening groove.

7. The crushing mechanism of an extruder according to claim 1, characterized in that: The disassembly and assembly component (2) comprises a mounting ear (21) mounted on the bottom of the mounting bracket (1) and a fastening screw (22) screwed onto the mounting ear (21).

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