Pulverizer with noise reduction structure for plastic production

Abstract

The utility model discloses a crusher with a noise reduction structure for plastic production, and relates to the technical field of plastic production equipment. The crusher comprises a machine body and a crushing box installed on one side of the upper portion in the machine body, a sieve plate is installed on the inner wall of the machine body, a noise reduction assembly is arranged on the outer side of the crushing box, and a distribution assembly is arranged above the sieve plate. A part of kinetic energy can be absorbed through the noise reduction assembly under the action of the elastic performance of the upper spring and the lower spring, energy generated in the vibration process is reduced, the noise reduction effect is achieved, the multiple stirring plates can be driven to move in a circulating mode through operation of the distribution assembly and the motor, raw materials on the surface of the sieve plate are stirred to be flat, and the screening efficiency is improved. And the screening efficiency and effect of the crushed raw materials are improved, and the crushed raw materials are prevented from falling down and stacking to affect the screening efficiency and effect.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of plastic production equipment, especially relates to a plastic production is with the rubbing crusher of noise reduction structure. BACKGROUND

[0002] Plastic is the monomer as raw material, through polyaddition or condensation polymerization and become the high molecular compound, micro plastic can harm human health, its anti deformation ability is medium, between fibre and rubber, by synthetic resin and filler, plasticizer, stabilizer, lubricant, colorant and additive, plastic will use various equipment in the production process, the rubbing crusher is the equipment for raw material rubbing among them, it can greatly improve the rubbing efficiency and quality of raw material, facilitate staff to use.

[0003] Through the retrieval, the disclosure no. CN219702043U, application date 2023.03.09 discloses a kind of raw material rubbing crusher for modified plastic production, it is related to the technical field of modified plastic production, including rubbing frame, rubbing frame top is integrally connected with feed hopper, rubbing frame inner side is fixedly installed with mounting frame, mounting frame is provided with rubbing assembly, mounting frame bottom is fixedly installed with discharge hopper, rubbing frame inside is fixedly installed with screening board, rubbing frame bottom is fixedly installed with discharge hopper, rubbing frame right side is fixedly installed with connecting plate, rubbing frame right side is provided with conveying mechanism.

[0004] But it still has the following disadvantages in actual use:

[0005] 1, the raw material rubbing crusher for modified plastic production above-mentioned realizes the rubbing of raw material by rubbing assembly when in use, and this mode can generate large noise in use process, to affect the staff and production environment of surrounding work;

[0006] 2, the raw material rubbing crusher for modified plastic production above-mentioned realizes the rubbing of raw material by rubbing assembly when in use, and this mode can generate large noise in use process, to affect the staff and production environment of surrounding work; Utility model content

[0007] The utility model aims at providing a kind of rubbing crusher with noise reduction structure for plastic production, by setting noise reduction component, under the elastic performance of upper spring and lower spring, part of kinetic energy can be absorbed, the energy generated in vibration process is reduced, the effect of noise reduction and sound elimination is played, and using division component, motor operation can drive multiple paddle plates to move in cycle, the raw material on screen surface is pushed flat, the screening efficiency and effect of rubbing raw material are accelerated, and the screening efficiency and effect are avoided after the rubbing raw material falls and is accumulated.

[0008] To solve the above technical problems, the utility model is realized through the following technical schemes:

[0009] The utility model discloses a shredder with noise reduction structure for plastic production, including the body, and install the shredding box on the inside upper side of it, install the sieve plate on the inner wall of body, the outside of shredding box is provided with noise reduction subassembly, the top of sieve plate is provided with the dispatching subassembly,

[0010] The noise reduction subassembly includes upper ring plate and lower ring plate fixed on the top and bottom of the outer wall of the shredding box respectively, and a U-shaped frame arranged on the outer side of the four corners of the upper ring plate and the lower ring plate.

[0011] The dispatching subassembly includes a motor installed on one side of the front end face of the body, and a rotating shaft installed on the output shaft of the motor through a shaft coupling.

[0012] The utility model further sets up that the inner wall of body is provided with sound insulation layer, and the bottom center position of body is provided with discharge pipe.

[0013] The utility model further sets up that the outer wall of one side of body is provided with guide plate below, and the bottom center position of shredding box is provided with discharge pipe.

[0014] The utility model further sets up that the inside of shredding box is provided with shredding mechanism, and one side of body is provided with circulating conveying mechanism.

[0015] The utility model further sets up that the four corners of upper ring plate and lower ring plate are all connected with guide rod slidingly, and the both ends of guide rod are fixed on the inner wall of U-shaped frame respectively, and the outer wall of guide rod is provided with upper spring and lower spring above and below respectively.

[0016] The utility model further sets up that upper spring and lower spring are located above and below upper ring plate or lower ring plate respectively, and the outer wall of U-shaped frame is fixed on the one side end face of connecting plate, and the top end of connecting plate is connected with the inner wall of body through fixed bolt.

[0017] The utility model further sets up that the other end of rotating shaft is connected with driving wheel through the bearing on the outer wall of body, and the outer wall of driving wheel is provided with chain plate, and the inside other side of chain plate is installed with auxiliary wheel.

[0018] The utility model further sets up that auxiliary wheel is rotatably connected on the inner wall of body, and the one side end face of chain plate is installed with connecting rod evenly and at intervals, and the other end of connecting rod is installed with the paddle.

[0019] The utility model has the advantages of the following:

[0020] 1. The utility model discloses a set down noise component, under the elastic performance effect of upper spring and lower spring can absorb a part of kinetic energy, reduce the energy produced in the vibration process, play the role of noise reduction and sound elimination, solve the above-mentioned raw material pulverizer for modified plastics production realizes the crushing of raw materials through the crushing assembly when using, and this mode can produce larger noise in the use process, thereby can influence the staff and production environment of surrounding work.

[0021] 2. The utility model discloses a set apart component, motor operation can drive multiple paddle cycle movement, and the raw material on the screen surface is pushed flat, and the screening efficiency and effect of crushed raw material are accelerated, the screening efficiency and effect are avoided to be affected by the accumulation of crushed raw material falling, the above-mentioned raw material pulverizer for modified plastics production realizes the filtering of crushed raw material through the screening plate when using, and this mode can cause the raw material to slide down fast because of the inclined setting of screening plate, and the crushed raw material can be accumulated on the surface of screening plate, can influence the filtering of upper raw material, so the screening efficiency and effect are poor.

[0022] Of course, implementing any product of the utility model does not necessarily need to achieve all the advantages mentioned above at the same time. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for the ordinary skilled person in the art, other drawings can also be obtained according to these drawings without creative labor.

[0024] Figure 1 It is a structure schematic diagram of a raw material pulverizer for plastic production with noise reduction structure.

[0025] Figure 2 It is a sectional view of the body.

[0026] Figure 3 It is a structure diagram of the pulverizing box.

[0027] Figure 4 It is a structure diagram of the noise reduction component.

[0028] Figure 5 It is a structure diagram of the apart component.

[0029] In the drawings, the component list represented by each sign is as follows:

[0030] 1-body, 101-sound insulation layer, 102-discharge pipe, 103-lead plate, 104-sieve plate, 105-pulverizing box, 105a-discharge pipe, 105b-pulverizing mechanism, 106-circulating conveying mechanism, 2-noise reduction assembly, 201-upper ring plate, 202-lower ring plate, 203-guide rod, 203a-upper spring, 203b-lower spring, 204-U-shaped frame, 205-connection plate, 3-separating assembly, 301-motor, 301a-rotating shaft, 302-driving wheel, 303-chain plate, 304-aiding wheel, 305-separating plate, 305a-connection rod. DETAILED DESCRIPTION

[0031] 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.

[0032] Embodiment 1

[0033] Please refer to Figures 1 to 4 The utility model discloses a pulverizer with noise reduction structure for plastic production, including body 1 and the pulverizing box 105 of installing at its inside upper side, the sieve plate 104 is installed on the inner wall of body 1, and the noise reduction assembly 2 is set up at the outside of pulverizing box 105.

[0034] Specifically, the inner wall of body 1 is provided with a sound insulation layer 101, the bottom center of body 1 is provided with a discharge pipe 102, the outer wall of one side of body 1 is provided with a lead plate 103 below, the bottom center of pulverizing box 105 is provided with a discharge pipe 105a, the inside of pulverizing box 105 is provided with a pulverizing mechanism 105b, one side of body 1 is provided with a circulating conveying mechanism 106, the four corners of upper ring plate 201 and lower ring plate 202 are all slidingly connected with guide rod 203, the two ends of guide rod 203 are fixed on the inner wall of U-shaped frame 204 respectively, the outer wall of guide rod 203 is provided with upper spring 203a and lower spring 203b above and below respectively, upper spring 203a and lower spring 203b are located above and below upper ring plate 201 or lower ring plate 202 respectively, the outer wall of U-shaped frame 204 is fixed on one side end face of connection plate 205, and the top end of connection plate 205 is connected with the inner wall of body 1 through fixed bolt.

[0035] Further, the screen plate 104 is arranged obliquely, the upper ring plate 201 and the lower ring plate 202 are arranged symmetrically, and the shape, structure and the like are the same, the sound insulation layer 101 can play a sound insulation effect on the generated noise, the crushing mechanism 105b and the circulating conveying mechanism 106 and the like are prior art, so more details are not described here, the guide rod 203 is provided with eight, which is evenly distributed to the four corners of the upper ring plate 201 and the lower ring plate 202, the guide rod 203 plays a guiding and limiting effect on the upper ring plate 201 and the lower ring plate 202, and can play a role in absorbing kinetic energy under the elastic performance of the upper spring 203a and the lower spring 203b, reducing noise.

[0036] The operation process of the embodiment is: in the plastic production process, first, the raw materials for producing plastics are put into the crushing box 105, then the raw materials of plastics are crushed by the crushing mechanism 105b in the crushing box 105, and a large amount of noise is generated during the operation of the crushing mechanism 105b, the sound insulation layer 101 on the inner wall of the machine body 1 can play a sound insulation effect on the generated noise, reduce the leakage of noise, and the noise is generated and transmitted by mechanical equipment vibration, so the crushing mechanism 105b will drive the crushing box 105 to vibrate when it operates, and the upper ring plate 201 and the lower ring plate 202 above and below the outer wall of the crushing box 105 will move when the crushing box 105 vibrates, the four corners of the upper ring plate 201 and the lower ring plate 202 move up and down along the guide rod 203, and reciprocally press the upper spring 203a and the lower spring 203b, and a part of kinetic energy can be absorbed under the elastic performance of the upper spring 203a and the lower spring 203b, which can reduce the energy generated during the vibration process, and play a role in reducing noise.

[0037] Embodiment 2

[0038] Please refer to Figure 2 and Figure 5 On the basis of embodiment 1, different from the first embodiment is: the distribution assembly 3 is provided, the distribution assembly 3 includes the motor 301 installed on one side of the front end face of the machine body 1, and the rotating shaft 301a installed on the output shaft of the motor 301 through the shaft coupling, which solves the problem that the existing raw material crusher for producing modified plastics filters the crushed raw materials through the screening plate during use, and this way will cause the raw materials to slide down faster due to the oblique arrangement of the screening plate, and the crushed raw materials will be accumulated on the surface of the screening plate, which will affect the filtration of the upper raw materials, so the screening efficiency and effect are poor.

[0039] Specifically, the other end of the rotating shaft 301a penetrates through the bearing on the outer wall of the machine body 1 and is connected with the driving wheel 302, the chain plate 303 is sleeved on the outer wall of the driving wheel 302, the auxiliary wheel 304 is installed on the inner wall of the machine body 1 on the other side of the chain plate 303, the connecting rod 305a is uniformly and interval installed on the end surface of the chain plate 303, and the push plate 305 is installed on the other end of the connecting rod 305a.

[0040] Further, the chain plate 303 is arranged on the outer side of the driving wheel 302 and the auxiliary wheel 304, can limit and assist the rotation of the chain plate 303, and the push plate 305 can flatten the raw materials on the surface of the sieve plate 104, so that the raw materials are prevented from being accumulated.

[0041] The operation process of the embodiment is as follows: the raw materials in the crushing box 105 are crushed by the crushing mechanism 105b, and then fall to the surface of the sieve plate 104 through the discharge pipe 105a, the crushed materials are sieved and filtered under the action of the sieve plate 104, at the same time, the motor 301 is started, the output shaft of the motor 301 rotates to drive the rotating shaft 301a to rotate through the shaft coupling, the rotating shaft 301a rotates to drive the driving wheel 302 to rotate, the driving wheel 302 rotates and drives the chain plate 303 on the outer wall of the auxiliary wheel 304 to rotate under the action of the auxiliary wheel 304, the chain plate 303 rotates to drive the plurality of push plates 305 to move circularly through the connecting rod 305a, the push plates 305 move circularly to constantly push the crushed raw materials accumulated on the surface of the sieve plate 104, so that the crushed raw materials on the surface of the sieve plate 104 are flattened, the sieving efficiency and effect of the crushed raw materials are accelerated, the crushed raw materials are prevented from being accumulated after falling to affect the sieving efficiency and effect, the crushed raw materials that do not meet the specifications are re-crushed in the crushing box 105 under the action of the guide plate 103 and the circulating conveying mechanism 106, and the purpose of circular crushing is achieved.

[0042] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in combination with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0043] The preferred embodiments disclosed above are only used to help describe the utility model. The preferred embodiments do not describe all the details and do not limit the utility model to the specific embodiments. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that the persons skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the entire scope and equivalents thereof.

Claims

1. A crusher for plastic production with a noise reduction structure, comprising a body (1) and a crushing chamber (105) installed on the upper side inside the body (1), wherein a sieve plate (104) is installed on the inner wall of the body (1), characterized in that: A noise reduction component (2) is provided on the outside of the crushing box (105), and a sorting component (3) is provided above the sieve plate (104). The noise reduction component (2) includes an upper ring plate (201) and a lower ring plate (202) fixed to the top and bottom of the outer wall of the crushing box (105) respectively, and a U-shaped frame (204) disposed on the outer sides of the upper ring plate (201) and the lower ring plate (202). The sorting assembly (3) includes a motor (301) mounted on one side of the front end face of the body (1) and a rotating shaft (301a) mounted on the output shaft of the motor (301) via a coupling.

2. A crusher with a noise reduction structure for plastic production according to claim 1, characterized in that, The inner wall of the machine body (1) is provided with a sound insulation layer (101), and a discharge pipe (102) is provided at the bottom center of the machine body (1).

3. A crusher with a noise reduction structure for plastic production according to claim 2, characterized in that, A guide plate (103) is provided on the lower side of the outer wall of the machine body (1), and a discharge pipe (105a) is provided at the bottom center of the crushing box (105).

4. A crusher with a noise reduction structure for plastic production according to claim 3, characterized in that, The crushing box (105) is equipped with a crushing mechanism (105b) inside, and a circulating conveying mechanism (106) is provided on one side of the machine body (1).

5. A crusher with a noise reduction structure for plastic production according to claim 1, characterized in that, Guide rods (203) are slidably connected at the four corners of the upper ring plate (201) and the lower ring plate (202). The two ends of the guide rods (203) are fixed on the inner wall of the U-shaped frame (204). An upper spring (203a) and a lower spring (203b) are respectively sleeved on the upper and lower sides of the outer wall of the guide rods (203).

6. A pulverizer with a noise reduction structure for plastic production according to claim 5, characterized in that, The upper spring (203a) and the lower spring (203b) are located above and below the upper ring plate (201) or the lower ring plate (202), respectively. The outer wall of the U-shaped frame (204) is fixed to one side end face of the connecting plate (205). The top end of the connecting plate (205) is connected to the inner wall of the body (1) by fixing bolts.

7. A crusher with a noise reduction structure for plastic production according to claim 1, characterized in that, The other end of the rotating shaft (301a) passes through the bearing on the outer wall of the machine body (1) and is connected to the drive wheel (302). A chain plate (303) is sleeved on the outer wall of the drive wheel (302), and an auxiliary wheel (304) is installed on the other side of the inner side of the chain plate (303).

8. A crusher with a noise reduction structure for plastic production according to claim 7, characterized in that, The auxiliary wheel (304) is rotatably connected to the inner wall of the machine body (1). Connecting rods (305a) are evenly spaced on one side end face of the chain plate (303), and a lever plate (305) is installed on the other end of the connecting rod (305a).

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