Crusher for injection molding

Abstract

The crusher comprises a tank body, the lower end of the tank body is fixedly connected with three supporting rods which are uniformly distributed, the left end of the tank body is fixedly connected with a feeding port, the right end of the tank body is fixedly connected with a box body, the front end of the box body is provided with an observation port, and the front end of the box body is provided with a feeding port. The device comprises a tank body, a connecting disc is fixedly connected to the outer side of the tank body in a sleeving mode, a cover plate is installed at the top of the connecting disc through bolts and makes contact with the tank body, a crushing mechanism is arranged in the tank body, and a collecting mechanism is arranged on the tank body. Through the design of the hydraulic cylinder, the output end of the hydraulic cylinder can drive the convex thorns to move downwards, materials can be crushed by pressing the materials downwards through the convex thorns, large-size materials can be crushed into small-size materials, and then the materials can be crushed by driving the crushing cutter to rotate through the motor, so that the crushing efficiency of the materials is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of crushers, in particular to a crusher for injection molding. Background Art

[0002] Injection molding is a method of producing industrial products. Products are usually made using rubber injection molding and plastic injection molding. Injection molding can also be divided into injection molding and die casting. The utility model patent with the patent authorization announcement number CN218139220U discloses a raw material crusher for injection molding, which relates to the technical field of crushers. The raw material crusher for injection molding comprises a crushing barrel, on which a crushing rod is rotatably mounted, on which a crushing knife is fixedly mounted, and on which a lifting rod for re-crushing the injection molding raw materials that have not been completely crushed is fixedly mounted. The lifting rod is provided with a shovel for scooping up the injection molding raw materials. When the utility model is used, the device screens and discharges the particles that meet the crushing requirements through the filter plate provided, and scoops up the injection molding raw materials that have not been completely crushed through the lifting rod and the shovel for re-crushing, thereby making the injection molding raw materials crushed more evenly and thoroughly, and improving the crushing effect of the device. When the utility model is used, the provided observation window facilitates workers to understand the crushing effect of the injection molding raw materials inside the device, and facilitates workers to control the crushing time and crushing speed of the device, thereby improving the crushing efficiency of the device.

[0003] In the above-mentioned prior art, during the use of the crusher, the material can be crushed by the crushing knife, but due to the different sizes of the raw materials, some larger-volume materials need to be crushed into smaller-volume materials first and then the smaller-volume materials are continuously crushed when they are directly crushed by the crushing knife, which will affect the crushing efficiency. In addition, smoke and dust debris will be generated during the material crushing process. The smoke and dust debris overflowing the device will cause pollution and harm to the external environment and human body. Therefore, improvements are needed. Utility Model Content

[0004] The utility model aims to provide a crusher for injection molding, which solves the problem of low crushing efficiency of some large-volume materials and the problem that smoke and dust debris overflowing from the device may cause pollution and harm to the external environment and human body.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a crusher for injection molding, comprising a tank body, the lower end of which is fixedly connected to three evenly distributed support rods, the left end of which is fixedly connected to a feed port, the right end of which is fixedly connected to a box body, an observation port is provided at the front end of the box body, a connecting plate is fixedly sleeved on the outer side of the tank body, a cover plate is installed on the top of the connecting plate by bolts, the cover plate is in contact with the tank body, a crushing mechanism is provided inside the tank body, and a collecting mechanism is provided on the box body.

[0006] Preferably, the crushing mechanism includes a hydraulic cylinder, the top of the cover plate is fixedly connected with the hydraulic cylinder, the output end of the hydraulic cylinder is slidably connected with the cover plate, the lower end of the hydraulic cylinder output end is fixedly connected with a pressure plate, the lower end of the pressure plate is fixedly connected with a plurality of evenly distributed convex thorns, the inner side wall of the tank body is fixedly connected with a fixing plate, the inside of the fixing plate is provided with a through hole, the inside of the fixing plate is fixedly connected with a sheath, the inside of the sheath is fixedly connected with a motor, the lower end of the motor output end is fixedly connected with a rotating rod, and the circumferential surface of the rotating rod is fixedly connected with a plurality of evenly distributed crushing knives. By designing a crushing mechanism, the material crushing effect can be improved.

[0007] Preferably, a through slot is provided inside the cover plate, and the output end of the hydraulic cylinder is slidably connected inside the through slot. By designing the through slot, the output end of the hydraulic cylinder can slide inside the cover plate.

[0008] Preferably, the collection mechanism includes an air inlet, the left end of the box is fixedly connected with the air inlet, the air inlet is fixedly connected to the tank, the bottom of the inner wall of the box is fixedly connected with an air pump, the lower end of the air pump is provided with an exhaust port, the exhaust port is fixedly connected to the box, the inside of the box is slidably connected with a filter, the right end of the filter is fixedly connected with a connecting strip, the connecting strip is slidably connected to the box, the right end of the connecting strip is fixedly connected with a handle, the inside of the box is slidably connected with a guide rod, the outside of the guide rod is provided with a spring, the end of the guide rod close to the connecting strip is fixedly connected with an insert, the insert is slidably connected to the connecting strip and the box, respectively. By designing the collection mechanism, smoke and dust debris can be filtered and collected.

[0009] Preferably, one end of the spring is fixedly connected to the box body, and the other end of the spring is fixedly connected to the plug block. The spring is designed so that the force of the spring can act on the plug block.

[0010] Preferably, a slot is provided inside the connecting strip, and an insert block is slidably connected inside the slot. The slot is designed so that the insert block can be slidably inserted into the connecting strip.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model designs the function of the hydraulic cylinder. The output end of the hydraulic cylinder can drive the convex thorn to move downward. The material can be crushed by the downward pressure of the convex thorn on the material. The large volume of material can be crushed into small volume materials. Then, the crushing knife is driven by the motor to rotate to crush the material, so that the crushing efficiency of the material is higher.

[0013] 2. The utility model is designed with an air pump that can suck the inside of the box, so that the smoke and dust debris generated during the material crushing process can be sucked into the box along with the air. The smoke and dust debris can be filtered under the action of the filter, which is convenient for collecting small particles of debris and prevents the overflow of smoke and dust from causing harm to the external environment and human body. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0015] Figure 2 For this utility model Figure 1 A front cross-sectional view of the local structure of the tank;

[0016] Figure 3 For this utility model Figure 1 A three-dimensional cross-sectional view of the local structure;

[0017] Figure 4 For this utility model Figure 3 Enlarged view of point A.

[0018] In the figure: 1. tank body; 2. support rod; 3. feed port; 4. box body; 5. observation port; 6. connecting plate; 7. cover plate; 8. crushing mechanism; 9. collecting mechanism; 81. hydraulic cylinder; 82. through groove; 83. pressure plate; 84. thorn; 85. fixing plate; 86. through hole; 87. sheath; 88. motor; 89. rotating rod; 891. crushing knife; 91. air inlet; 92. air pump; 93. exhaust port; 94. filter; 95. connecting strip; 96. handle; 97. guide rod; 98. spring; 99. plug block; 991. slot. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1 , Figure 2 A crusher for injection molding comprises a tank body 1, the lower end of which is fixedly connected with three evenly distributed support rods 2, the left end of which is fixedly connected with a feed port 3, the right end of which is fixedly connected with a box body 4, the front end of which is provided with an observation port 5, the outer side of the tank body 1 is fixedly sleeved with a connecting plate 6, the top of which is fixedly provided with a cover plate 7 by bolts, the cover plate 7 is in contact with the tank body 1, a crushing mechanism 8 is provided inside the tank body 1, and a collecting mechanism 9 is provided on the box body 4.

[0021] See also Figure 1 , Figure 2 , Figure 3 The crushing mechanism 8 includes a hydraulic cylinder 81, the top of the cover plate 7 is fixedly connected with the hydraulic cylinder 81, the output end of the hydraulic cylinder 81 is slidably connected to the cover plate 7, a through groove 82 is provided inside the cover plate 7, the output end of the hydraulic cylinder 81 is slidably connected inside the through groove 82, and the output end of the hydraulic cylinder 81 can slide in the cover plate 7 by designing the through groove 82, the lower end of the output end of the hydraulic cylinder 81 is fixedly connected with a pressing plate 83, the lower end of the pressing plate 83 is fixedly connected with a plurality of evenly distributed convex thorns 84, the inner side wall of the tank body 1 is fixedly connected with a fixing plate 85, the inside of the fixing plate 85 is provided with a through hole 86, the inside of the fixing plate 85 is fixedly connected with a sheath 87, the inside of the sheath 87 is fixedly connected with a motor 88, the lower end of the output end of the motor 88 is fixedly connected with a rotating rod 89, and the circumferential surface of the rotating rod 89 is fixedly connected with a plurality of evenly distributed crushing knives 891. By designing the crushing mechanism 8, the material crushing effect can be improved.

[0022] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 The collecting mechanism 9 includes an air inlet 91, the left end of the box body 4 is fixedly connected with the air inlet 91, the air inlet 91 is fixedly connected to the tank body 1, the bottom of the inner wall of the box body 4 is fixedly connected with an air pump 92, the lower end of the air pump 92 is provided with an exhaust port 93, and the exhaust port 93 is fixedly connected to the box body 4. A filter screen 94 is slidably connected to the interior of the box body 4, and a connecting strip 95 is fixedly connected to the right end of the filter screen 94. The connecting strip 95 is slidably connected to the box body 4, and a handle 96 is fixedly connected to the right end of the connecting strip 95. A guide rod 97 is slidably connected to the interior of the box body 4, and a spring 98 is arranged on the outer side of the guide rod 97. One end of the spring 98 is fixedly connected to the box body 4, and the other end of the spring 98 is fixedly connected to an insert block 99. By designing the spring 98, the force of the spring 98 can act on the insert block 99. One end of the guide rod 97 close to the connecting strip 95 is fixedly connected to the insert block 99. The insert block 99 is slidably connected to the connecting strip 95 and the box body 4 respectively. A slot 991 is provided inside the connecting strip 95, and the insert block 99 is slidably connected inside the slot 991. By designing the slot 991, the insert block 99 can be slidably inserted into the connecting strip 95. By designing the collecting mechanism 9, smoke and dust debris can be filtered and collected.

[0023] The specific implementation process of the utility model is as follows: when in use, the material is first added into the tank body 1 through the feed port 3, and then the hydraulic cylinder 81 is started. The output end of the hydraulic cylinder 81 drives the pressure plate 83 and the convex thorns 84 to move downward. The convex thorns 84 contact the material to squeeze and crush the large volume of material. After crushing, the material is squeezed by the convex thorns 84 and discharged through the through hole 86. At the same time, the output end of the motor 88 can drive the rotating rod 89 to rotate, and the rotating rod 89 drives the crushing knife 891 to rotate. The crushed material is crushed under the rotation of the crushing knife 891, so that the crushing efficiency of the material is higher. During the material crushing process, the air pump 92 works at the same time, and the air pump 92 sucks the inside of the box body 4, forming a negative pressure state inside the box body 4, and then sucks the inside of the tank body 1 through the air inlet 91. The smoke and dust debris generated in the crushing process will enter the box body 4 along with the air through the air inlet 91, and the impurity gas will be filtered under the action of the filter 94. The debris and impurities will remain on the surface of the filter 94 while the gas flows downward through the filter 94, and the air is finally discharged through the exhaust port 93 of the air pump 92, thereby facilitating the collection of small particles of debris and preventing the overflow of smoke and dust from causing harm to the external environment and human body.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A crusher for injection molding, comprising a tank body (1), characterized in that: The lower end of the tank body (1) is fixedly connected to three evenly distributed support rods (2); the left end of the tank body (1) is fixedly connected to a feed port (3); the right end of the tank body (1) is fixedly connected to a box body (4); the front end of the box body (4) is provided with an observation port (5); the outer side of the tank body (1) is fixedly sleeved with a connecting plate (6); the top of the connecting plate (6) is bolted with a cover plate (7); the cover plate (7) is in contact with the tank body (1); a crushing mechanism (8) is provided inside the tank body (1); and a collecting mechanism (9) is provided on the box body (4).

2. The crusher for injection molding according to claim 1, characterized in that: The crushing mechanism (8) comprises a hydraulic cylinder (81), the top of the cover plate (7) is fixedly connected to the hydraulic cylinder (81), the output end of the hydraulic cylinder (81) is slidably connected to the cover plate (7), the lower end of the output end of the hydraulic cylinder (81) is fixedly connected to a pressure plate (83), the lower end of the pressure plate (83) is fixedly connected to a plurality of evenly distributed convex thorns (84), the inner side wall of the tank body (1) is fixedly connected to a fixing plate (85), a through hole (86) is provided inside the fixing plate (85), a protective sleeve (87) is fixedly connected inside the fixing plate (85), a motor (88) is fixedly connected inside the protective sleeve (87), the lower end of the output end of the motor (88) is fixedly connected to a rotating rod (89), and the circumferential surface of the rotating rod (89) is fixedly connected to a plurality of evenly distributed crushing knives (891).

3. The crusher for injection molding according to claim 1, characterized in that: A through slot (82) is provided inside the cover plate (7), and the output end of the hydraulic cylinder (81) is slidably connected inside the through slot (82).

4. The crusher for injection molding according to claim 1, characterized in that: The collecting mechanism (9) comprises an air inlet (91), the left end of the box body (4) is fixedly connected to the air inlet (91), the air inlet (91) is fixedly connected to the tank body (1), the bottom of the inner wall of the box body (4) is fixedly connected to an air pump (92), the lower end of the air pump (92) is provided with an exhaust port (93), the exhaust port (93) is fixedly connected to the box body (4), the interior of the box body (4) is slidably connected to a filter screen (94), the right end of the filter screen (94) is fixedly connected to the inner wall of the box body (4), and the exhaust port (93) is fixedly connected to the box body (4). A connecting strip (95) is fixedly connected, the connecting strip (95) is slidably connected to the box body (4), a handle (96) is fixedly connected to the right end of the connecting strip (95), a guide rod (97) is slidably connected to the inside of the box body (4), a spring (98) is arranged on the outside of the guide rod (97), an insert block (99) is fixedly connected to one end of the guide rod (97) close to the connecting strip (95), and the insert block (99) is slidably connected to the connecting strip (95) and the box body (4) respectively.

5. The crusher for injection molding according to claim 4, characterized in that: One end of the spring (98) is fixedly connected to the box body (4), and the other end of the spring (98) is fixedly connected to the insert block (99).

6. The crusher for injection molding according to claim 4, characterized in that: A slot (991) is provided inside the connecting strip (95), and an insert block (99) is slidably connected inside the slot (991).

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