Open type rubber mixing mill for rubber processing

Abstract

The utility model discloses an open type rubber mixing mill for rubber processing, which belongs to the technical field of rubber mixing mills and comprises a base, a power box is arranged at the upper end of the base, a connecting rod is arranged on one side of the power box, a support frame is arranged at one end of the connecting rod, fixing plates are symmetrically arranged on one side of the support frame, and rubber mixing rollers are symmetrically arranged at the lower ends of the fixing plates. According to the rubber mixing machine disclosed by the utility model, due to the arrangement of the extrusion assembly, rubber is extruded and flattened, jumping of the rubber between the two rubber mixing rollers is reduced, the rubber mixing processing efficiency of the rubber is improved, a triangular pressing block is arranged to push a first spring to be compressed, and the rubber mixing efficiency of the rubber is improved. According to the open type rubber mixing mill, the cutting assembly is arranged, so that the rubber is cut, the situation that cutting is uneven due to the fact that a knife is manually carried for cutting is avoided, and the using effect of the open type rubber mixing mill is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to rubber processing technology field, concretely relates to an open type rubber mixing mill for rubber processing. BACKGROUND

[0002] Rubber processing is the process of making rubber products from rubber, and the basic process of various rubber product processing includes plastication, mixing, calendering or extruding, molding and vulcanization, etc. basic procedures, each process has different requirements for products, and is matched with several auxiliary operations.

[0003] Chinese patent application No. 202022904816.0 discloses an open type rubber mixing mill for rubber processing, which comprises a base, a power box is fixedly installed on one end of the upper surface of the base, two supporting frames are symmetrically installed on the upper surface of the base, two rubber mixing rollers are symmetrically installed between the two supporting frames, a connecting rod is connected between the outer side of one of the supporting frames and the power box, two limiting plates are symmetrically installed on the upper ends of the two rubber mixing rollers, a collecting box is fixedly installed at the lower end between the two supporting frames, an operating panel is fixedly installed on the outer side of the other supporting frame, a working indicator lamp is fixedly installed on the upper end of one of the supporting frames, a buzzer is fixedly installed in the inner part of the lower end of one of the supporting frames, and a touch circuit board is fixedly installed on one side of the buzzer. The utility model realizes the protection function of the device, increases the protection of the operator and the alarm function.

[0004] The above-mentioned patent has the following problems when in use: the open type rubber mixing mill lacks an extrusion assembly, part of the rubber is not easy to be laid flat during rubber processing, which causes the rubber to jump between the two rubber mixing rollers, the lack of the extrusion assembly leads to low efficiency of rubber processing, and the open type rubber mixing mill lacks a cutting assembly, which needs to cut the rubber after rubber processing. When the worker carries a small knife to cut the rubber, the accuracy is poor, which leads to poor use effect of the rubber mixing mill. UTILITY MODEL CONTENTS

[0005] To solve the problems in the background art, the utility model provides an open type rubber mixing mill for rubber processing, which has the characteristics of extruding and laying flat rubber and cutting rubber.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an open type rubber mixing mill for rubber processing, which comprises a base, a power box is arranged at the upper end of the base, a connecting rod is arranged on one side of the power box, a supporting frame is arranged at one end of the connecting rod, a fixed plate is symmetrically arranged on one side of the supporting frame, a rubber mixing roller is symmetrically arranged at the lower end of the fixed plate, an extrusion assembly is arranged at the upper end of the rubber mixing roller, and a cutting assembly is arranged on the other side of the supporting frame.

[0007] Preferably, the extrusion assembly comprises a fixed frame, a limiting rod, a movable plate, a fixed rod, a first spring, a triangular pressing block and a threaded rod, wherein the upper end of the support frame is symmetrically provided with the fixed frame, the inside of the fixed frame is provided with the limiting rod, the surface of the limiting rod is provided with the movable plate, the inside of the movable plate is symmetrically provided with the fixed rod, the surface of the fixed rod is provided with the first spring, the lower end of the first spring is provided with the triangular pressing block, and the inside of the movable plate is provided with the threaded rod.

[0008] Preferably, the upper end of the fixed rod is provided with a stop block, and one end of the threaded rod is provided with a limiting block.

[0009] Preferably, the other end of the threaded rod is provided with a rotating disc, and the upper end of the rotating disc is provided with a plurality of protruding blocks.

[0010] Preferably, the cutting assembly comprises a mounting block, a fixed groove, a limiting plate, a cutting knife, a movable rod, a connecting plate and a second spring, wherein the two sides of the support frame are symmetrically provided with the mounting block, one side of the mounting block is provided with the fixed groove, the upper end of the fixed groove is provided with the limiting plate, the lower end of the limiting plate is provided with the cutting knife, one side of the cutting knife is provided with the movable rod, the surface of the movable rod is provided with the connecting plate, and one side of the connecting plate is provided with the second spring.

[0011] Preferably, the inside of the connecting plate is provided with a sliding groove, and one side of the fixed groove is provided with a sliding strip.

[0012] Compared with the prior art, the extrusion assembly of the utility model has the beneficial effects that:

[0013] 1、The extrusion assembly is arranged, the extrusion and flattening of rubber are realized, the jumping of rubber between two rubber mixing rollers is reduced, the rubber mixing processing efficiency is improved, the triangular pressing block pushes the compression of the first spring, and the triangular pressing block is prevented from exerting excessive pressure on the rubber to cause damage to the rubber.

[0014] 2、The cutting assembly is arranged, the cutting of rubber is realized, the uneven cutting caused by manual cutting with a small knife is avoided, the flatness of the cut rubber is ensured, and the use effect of the open rubber mixing machine is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of the utility model;

[0016] Figure 2 It is a front view of the utility model;

[0017] Figure 3 It is a sectional view of the extrusion assembly of the utility model;

[0018] Figure 4 It is a cutting assembly schematic view of the utility model.

[0019] In the figure: 1, base; 2, power box; 3, connecting rod; 4, support frame; 5, fixed plate; 6, rubber mixing roller; 7, extrusion assembly; 71, fixed frame; 72, limiting rod; 73, movable plate; 74, fixed rod; 75, No. 1 spring; 76, triangular pressing block; 77, threaded rod; 8, cutting assembly; 81, mounting block; 82, fixed groove; 83, limiting plate; 84, cutting knife; 85, movable rod; 86, connecting plate; 87, No. 2 spring. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Embodiment 1

[0022] Please refer to Figures 1-4 The utility model provides the following technical scheme: an open type rubber mixing mill for rubber processing, which comprises a base 1, the upper end of the base 1 is provided with a power box 2, one side of the power box 2 is provided with a connecting rod 3, one end of the connecting rod 3 is provided with a support frame 4, one side of the support frame 4 is symmetrically provided with a fixed plate 5, the lower end of the fixed plate 5 is symmetrically provided with a rubber mixing roller 6, the upper end of the rubber mixing roller 6 is provided with an extrusion assembly 7, and the other side of the support frame 4 is provided with a cutting assembly 8.

[0023] Specifically, the extrusion assembly 7 comprises a fixed frame 71, a limiting rod 72, a movable plate 73, a fixed rod 74, a No. 1 spring 75, a triangular pressing block 76 and a threaded rod 77, wherein the upper end of the support frame 4 is symmetrically provided with the fixed frame 71, the inside of the fixed frame 71 is provided with the limiting rod 72, the surface of the limiting rod 72 is provided with the movable plate 73, the inside of the movable plate 73 is symmetrically provided with the fixed rod 74, the surface of the fixed rod 74 is provided with the No. 1 spring 75, the lower end of the No. 1 spring 75 is provided with the triangular pressing block 76, and the inside of the movable plate 73 is provided with the threaded rod 77.

[0024] By adopting the above technical scheme, when the rubber is extruded, the threaded rod 77 is rotated to drive the movable plate 73 and the fixed rod 74 to move downward, and the fixed rod 74 drives the triangular pressing block 76 to move downward, so that the rubber between the rubber mixing rollers 6 can be extruded.

[0025] Specifically, the upper end of the fixed rod 74 is provided with a stop block, and one end of the threaded rod 77 is provided with a limiting block.

[0026] By adopting the above technical scheme, when the extrusion assembly 7 is used, the stop block can prevent the first spring 75 from rebounding to cause the fixed rod 74 to disengage from the movable plate 73, and the limiting block can prevent the threaded rod 77 from disengaging from the inside of the fixed frame 71 when rotating.

[0027] Specifically, the other end of the threaded rod 77 is provided with a rotating disc, and the upper end of the rotating disc is provided with a plurality of protrusions.

[0028] By adopting the above technical scheme, when the threaded rod 77 is rotated, the rotating disc can increase the contact area of the threaded rod 77, and the protrusions can increase the friction, thereby facilitating the operation of the staff.

[0029] In use, rotating the threaded rod 77 drives the movable plate 73 and the fixed rod 74 to move downward, and the fixed rod 74 drives the triangular pressing block 76 to move downward to extrude the rubber between the rubber mixing rollers 6. When the extrusion assembly 7 is used, the stop block can prevent the first spring 75 from rebounding to cause the fixed rod 74 to disengage from the movable plate 73, and the limiting block can prevent the threaded rod 77 from disengaging from the inside of the fixed frame 71 when rotating. When the threaded rod 77 is rotated, the rotating disc can increase the contact area of the threaded rod 77, and the protrusions can increase the friction, thereby facilitating the operation of the staff.

[0030] Embodiment 2

[0031] The difference between this embodiment and embodiment 1 is that: specifically, the cutting assembly 8 includes a mounting block 81, a fixed groove 82, a limiting plate 83, a cutting knife 84, a movable rod 85, a connecting plate 86, and a second spring 87. The two sides of the support frame 4 are symmetrically provided with the mounting block 81, one side of the mounting block 81 is provided with the fixed groove 82, the upper end of the fixed groove 82 is provided with the limiting plate 83, the lower end of the limiting plate 83 is provided with the cutting knife 84, one side of the cutting knife 84 is provided with the movable rod 85, the surface of the movable rod 85 is provided with the connecting plate 86, and one side of the connecting plate 86 is provided with the second spring 87.

[0032] By adopting the above technical scheme, when cutting the rubber, the movable rod 85 is pushed towards the rubber mixing roller 6 to drive the cutting knife 84 and the limiting plate 83 to move, and then the movable rod 85 is slid along the rubber mixing roller 6 transversely, so that the cutting knife 84 can cut the rubber. Loosen the movable rod 85, and the second spring 87 resets to push the movable rod 85 back to the original position.

[0033] Specifically, the inside of the connecting plate 86 is provided with a sliding groove, and one side of the fixed groove 82 is provided with a sliding bar.

[0034] By adopting the above technical scheme, when the movable rod 85 is slid, the movable rod 85 drives the connecting plate 86 to make the sliding groove inside the connecting plate 86 cooperate with the sliding bar, thereby ensuring the stability of the connection state of the second spring 87 and the connecting plate 86.

[0035] The embodiment in use: push the movable rod 85 to the direction of the rubber mixing roller 6 to drive the cutting knife 84 and the limiting plate 83 to move, then slide the movable rod 85 along the rubber mixing roller 6 transversely, so that the cutting knife 84 can cut the rubber, release the movable rod 85, reset the second spring 87 to drive the movable rod 85 to return to the original position, when sliding the movable rod 85, the movable rod 85 drives the connecting plate 86 to make the sliding groove in the connecting plate 86 and the sliding strip cooperate with each other, so that the connection state of the second spring 87 and the connecting plate 86 is stable.

[0036] The structure and use principle of the base 1, the power box 2, the connecting rod 3, the support frame 4, the fixed plate 5 and the rubber mixing roller 6 in the utility model have been disclosed in the rubber processing open type rubber mixing machine disclosed in Chinese patent application No.

[0037] The working principle and use process of the utility model: when the rubber processing open type rubber mixing machine is used, rotate the threaded rod 77 to drive the movable plate 73 and the fixed rod 74 to move downward, the fixed rod 74 drives the triangular pressing block 76 to move downward to extrude the rubber between the rubber mixing rollers 6, when the extrusion assembly 7 is used, the stop block can prevent the first spring 75 from rebounding to cause the fixed rod 74 to separate from the movable plate 73, the limiting block can prevent the threaded rod 77 from separating from the inside of the fixed frame 71 when rotating, when cutting the rubber, push the movable rod 85 to the direction of the rubber mixing roller 6 to drive the cutting knife 84 and the limiting plate 83 to move, then slide the movable rod 85 along the rubber mixing roller 6 transversely, so that the cutting knife 84 can cut the rubber, release the movable rod 85, reset the second spring 87 to drive the movable rod 85 to return to the original position, when sliding the movable rod 85, the movable rod 85 drives the connecting plate 86 to make the sliding groove in the connecting plate 86 and the sliding strip cooperate with each other, so that the connection state of the second spring 87 and the connecting plate 86 is stable.

[0038] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An open-type rubber mixing mill for rubber processing, comprising a base (1), a power box (2) being provided at the upper end of the base (1), a connecting rod (3) being provided on one side of the power box (2), a support frame (4) being provided at one end of the connecting rod (3), a fixing plate (5) being symmetrically provided on one side of the support frame (4), and a rubber mixing roller (6) being symmetrically provided at the lower end of the fixing plate (5), characterized in that: An extrusion assembly (7) is provided at the upper end of the rubber mixing roller (6), and a cutting assembly (8) is provided on the other side of the support frame (4).

2. The open-type rubber mixing mill for rubber processing according to claim 1, characterized in that: The extrusion assembly (7) includes a fixed frame (71), a limiting rod (72), a movable plate (73), a fixed rod (74), a first spring (75), a triangular pressure block (76), and a threaded rod (77). The upper end of the support frame (4) is symmetrically provided with a fixed frame (71). The fixed frame (71) is provided with a limiting rod (72) inside the fixed frame (71). The surface of the limiting rod (72) is provided with a movable plate (73). The movable plate (73) is symmetrically provided with a fixed rod (74) inside the movable plate (73). The surface of the fixed rod (74) is provided with a first spring (75). The lower end of the first spring (75) is provided with a triangular pressure block (76). The interior of the movable plate (73) is provided with a threaded rod (77).

3. The open-type rubber mixing mill for rubber processing according to claim 2, characterized in that: The upper end of the fixed rod (74) is provided with a stop block, and one end of the threaded rod (77) is provided with a limit block.

4. The open-type rubber mixing mill for rubber processing according to claim 2, characterized in that: The other end of the threaded rod (77) is provided with a turntable, and the upper end of the turntable is provided with several protrusions.

5. The open-type rubber mixing mill for rubber processing according to claim 1, characterized in that: The cutting assembly (8) includes a mounting block (81), a fixing groove (82), a limiting plate (83), a cutting blade (84), a movable rod (85), a connecting plate (86), and a second spring (87). The mounting blocks (81) are symmetrically arranged on both sides of the support frame (4). A fixing groove (82) is provided on one side of the mounting block (81). A limiting plate (83) is provided at the upper end of the fixing groove (82). A cutting blade (84) is provided at the lower end of the limiting plate (83). A movable rod (85) is provided on one side of the cutting blade (84). A connecting plate (86) is provided on the surface of the movable rod (85). A second spring (87) is provided on one side of the connecting plate (86).

6. The open-type rubber mixing mill for rubber processing according to claim 5, characterized in that: The connecting plate (86) has a sliding groove inside, and a sliding strip is provided on one side of the fixing groove (82).

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