Plastic crusher with electric screen bracket

Abstract

The utility model discloses a plastic crusher with an electric screen bracket, which particularly relates to the technical field of plastic crushing and mainly comprises a case, a bracket plate and a screen, the bracket plate is rotatably connected to the inner wall of the case, the screen is fixed on the inner wall of the bracket plate, and a synchronous locking mechanism is mounted at the top end of the case; the synchronous locking mechanism comprises a feeding hopper fixedly installed at the top end of the machine box, and the feeding hopper communicates with the machine box. A synchronous locking mechanism and a gear motor are adopted to drive a rotating shaft to rotate upwards, the rotating shaft rotates upwards in a concave block, the rotating shaft can synchronously carry four sleeving rotating blocks to rotate upwards, the top end of a linkage block downwards extrudes the top end of a clamping concave block, and four clamping blocks can be clamped into the four clamping concave blocks respectively; the locking and closing efficiency between the bracket plate and the feeding hopper is greatly improved, and locking and closing are more time-saving and labor-saving.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic crushing, and more specifically, to a plastic crusher with an electric screen bracket. Background Art

[0002] The main purpose of the plastic crusher is to crush and grind various types of plastics. The plastic crusher can crush waste plastics, scraps, sprue materials, etc. into particles or powder for subsequent processing, thereby greatly improving the utilization rate of plastics and reducing resource waste.

[0003] In the existing public documents, the Chinese patent publication number CN216400204U discloses a recycled plastic crushing screen, which can reduce or prevent the elongated crushed materials from passing through the screen holes and prevent the uneven crushed plastic particles from affecting the subsequent injection molding production and processing; and at the same time, it has the advantages of simple structure, obvious effect, and very low cost. However, the patent has the following defects:

[0004] When the crusher is in use, although the electric screen bracket can be rotated to open, after opening, personnel need to manually lock the electric screen bracket and the crusher. This makes it more time-consuming and laborious to close and connect the electric screen bracket and the crusher later. For this reason, a plastic crusher with an electric screen bracket is needed. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a plastic crusher with an electric screen bracket.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a plastic crusher with an electric screen bracket, comprising a chassis, a bracket plate and a screen, the bracket plate is rotatably connected to the inner wall of the chassis, and the screen is fixed on the inner wall of the bracket plate, and a synchronous locking mechanism is installed on the top of the chassis; the synchronous locking mechanism includes a feed hopper fixedly installed on the top of the chassis, and the feed hopper is communicated with the chassis; a plurality of clamping recessed blocks are welded on one side of the feed hopper, a reduction motor is fixedly installed on one side of the bracket plate, and the output end of the reduction motor is coaxially connected with a rotating shaft, and a plurality of concave blocks are sequentially installed on one side of the reduction motor from left to right, and the plurality of concave blocks are welded to the bracket plate; the inner wall of each concave block is rotatably connected with a sleeve rotating block, a clamping block is welded on one side of the sleeve rotating block, and a linkage block is welded between the clamping block and the sleeve rotating block.

[0007] Preferably, the inner walls of the plurality of concave blocks are rotatably connected to the outer wall of the rotating shaft, and the plurality of the sleeve rotating blocks are welded to the outer wall of the rotating shaft. The vertical cross-section of the sleeve rotating block is L-shaped, and the sleeve rotating block, the clamping block and the linkage block are all made of stainless steel. The inner wall of the feed hopper is rotatably connected to two crushing rollers, and one end of one of the crushing rollers is coaxially connected to a rotating motor; the bottom end of the rotating motor is fixedly connected to the top of the chassis, and the two crushing rollers are meshed and connected.

[0008] When the upper structure is in use, the top of the bracket plate forms a closed connection with the bottom of the feed hopper, and the reduction motor drives the shaft to rotate upward. The shaft can synchronously carry the four sleeve rotating blocks to rotate upward, and the sleeve rotating blocks simultaneously drive the top of the linkage block to squeeze downward on the top of the clamping recessed block. The linkage block drives the clamping block to rotate and clamp into the groove body on the inner wall of the clamping recessed block, and the bracket plate and the feed hopper are closed and locked.

[0009] Preferably, a positioning assembly is fixedly connected to the bottom end of the feed hopper; the positioning assembly includes a plurality of positioning blocks fixedly connected to the bottom end of the feed hopper, and the plurality of positioning blocks are arranged equidistantly from left to right; a positioning slot is provided at the bottom of each positioning block, a driving shaft is welded to one side of the bracket plate, and the driving shaft is rotatably connected to the chassis, and a transmission shaft is cocentrically welded to one end of the driving shaft; a reduction drive motor is coaxially connected to one end of the transmission shaft, and a T-shaped support plate and a support base plate are sequentially provided from top to bottom below the reduction drive motor, the support base plate is welded to the chassis, the positioning block is clamped with the bracket plate to which the positioning slot belongs, and the diameter of the positioning slot is larger than the diameter of the positioning block, the support base plate and the reduction drive motor are both fixedly connected to the T-shaped support plate, and the vertical cross-section of the T-shaped support plate is T-shaped.

[0010] When the upper structure is in use, the chassis provides supporting force to the supporting base plate, and the reduction drive motor drives the transmission shaft to rotate. The drive shaft can drive the bracket plate to rotate upward on the inner wall of the chassis. The bracket plate carries the screen to rotate upward, and the bracket plate drives multiple positioning grooves to rotate upward. The positioning grooves can be docked on the outer wall of the positioning block to achieve rapid positioning and docking.

[0011] Technical effects and advantages of the utility model:

[0012] 1. The utility model adopts a synchronous locking mechanism. The reduction motor drives the shaft to rotate upward, and the shaft rotates upward inside the concave block. The shaft can synchronously carry the four sleeve rotating blocks to rotate upward, and the top of the linkage block is pressed downward on the top of the clamping concave block. The four clamping blocks can be respectively clamped into the four clamping concave blocks. The locking and closing efficiency between the bracket plate and the feed hopper is greatly improved, and the locking and closing is more time-saving and labor-saving;

[0013] 2. The utility model adopts a positioning component. The reduction drive motor drives the transmission shaft to rotate. The transmission shaft carries the drive shaft to rotate upward. The drive shaft can drive the bracket plate to rotate upward on the inner wall of the chassis. At the same time, the bracket plate carries the screen to rotate upward. The positioning groove can be docked on the outer wall of the positioning block. Multi-point positioning docking can be achieved between the feed hopper and the bracket plate. The closed docking of the feed hopper and the bracket plate is more stable, avoiding left and right shaking after the feed hopper and the bracket plate are closed and docked. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of a plastic crusher with an electric screen bracket of the utility model.

[0015] Figure 2 It is a schematic diagram of the local structure of the connection between the bracket plate and the drive shaft of the utility model.

[0016] Figure 3 It is a schematic diagram of the partial structure of the connection between the bracket plate and the reduction motor of the utility model.

[0017] Figure 4 It is a schematic diagram of the main plan structure of a plastic crusher with an electric screen bracket of the utility model.

[0018] Figure 5 The utility model is a schematic diagram of the top view of the plastic crusher with an electric screen bracket.

[0019] Figure 6 It is a schematic diagram of the partial structure of the connection between the drive shaft and the chassis of the utility model.

[0020] The accompanying drawings are marked as follows: 1. chassis; 2. bracket plate; 3. screen; 4. feed hopper; 5. snap-fit ​​concave block; 6. reduction motor; 7. rotating shaft; 8. concave block; 9. sleeve rotating block; 10. snap-fit ​​block; 11. linkage block; 12. crushing roller; 13. rotating motor; 14. positioning block; 15. positioning groove; 16. driving shaft; 17. transmission shaft; 18. reduction driving motor; 19. T-shaped support plate; 20. supporting bottom plate. DETAILED DESCRIPTION

[0021] 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.

[0022] As attached Figure 1-6A plastic crusher with an electric screen bracket is shown, and a synchronous locking mechanism is provided on the plastic crusher with an electric screen bracket. The setting of the synchronous locking mechanism enables the four clamping blocks 10 to be respectively clamped into the four clamping recesses 5, and the locking and closing efficiency between the bracket plate 2 and the feed hopper 4 is greatly improved, and the locking and closing is more time-saving and labor-saving. The specific structural setting of the synchronous locking mechanism is as follows:

[0023] In this technical solution, as shown in the attached Figure 1-4 As shown, the synchronous locking mechanism includes a feed hopper 4 fixedly mounted on the top of the chassis 1, and the feed hopper 4 is connected to the chassis 1; a plurality of snap-fit ​​concave blocks 5 are welded on one side of the feed hopper 4, a reduction motor 6 is fixedly mounted on one side of the bracket plate 2, and the output end of the reduction motor 6 is coaxially connected to a rotating shaft 7, and a plurality of concave blocks 8 are sequentially mounted from left to right on one side of the reduction motor 6, and the plurality of concave blocks 8 are welded to the bracket plate 2; the inner wall of each concave block 8 is rotatably connected to a sleeve rotating block 9, a snap-fit ​​block 10 is welded on one side of the sleeve rotating block 9, and a linkage block 11 is welded between the snap-fit ​​block 10 and the sleeve rotating block 9;

[0024] The method of using the plastic crusher of the electric screen bracket of this embodiment is as follows;

[0025] First, the bracket plate 2 rotates upward, and the top end of the bracket plate 2 forms a closed dock with the bottom end of the feed hopper 4, and then the reduction motor 6 is started, and the reduction motor 6 drives the rotating shaft 7 to rotate upward, and the rotating shaft 7 rotates upward inside the concave block 8, and the rotating shaft 7 can synchronously carry the four sleeve rotating blocks 9 to rotate upward, and the sleeve rotating block 9 rotates inside the concave block 8, and the sleeve rotating block 9 drives the top end of the linkage block 11 to press downward on the top end of the clamping concave block 5, and the linkage block 11 drives the clamping block 10 to rotate and snap into the groove body on the inner wall of the clamping concave block 5, so that the four clamping blocks 10 can be respectively snapped into the inside of the four clamping concave blocks 5, and when the bracket plate 2 and the feed hopper 4 are closed and locked, multiple clamping blocks 10 can be automatically locked at multiple points without the need for workers to lock them one by one;

[0026] When crushing plastic, the plastic is placed inside the feed hopper 4 , and one of the crushing rollers 12 is started by the rotating motor 13 . The two crushing rollers 12 are driven by gear meshing, and the two crushing rollers 12 can crush the plastic inside the feed hopper 4 .

[0027] In this technical solution, as shown in the attached Figure 5As shown, the inner wall of the feed hopper 4 is rotatably connected to two crushing rollers 12, and one end of one of the crushing rollers 12 is coaxially connected to a rotating motor 13; and the bottom end of the rotating motor 13 is fixedly connected to the top of the chassis 1, and the two crushing rollers 12 are meshingly connected to each other, so that one of the crushing rollers 12 can be started by the rotating motor 13. The two crushing rollers 12 are meshingly connected through gears, and the two crushing rollers 12 can crush the plastic inside the feed hopper 4, and the plastic crushing speed is faster.

[0028] In this technical solution, as shown in the attached Figure 2-6 As shown, a positioning assembly is fixedly connected to the bottom end of the feed hopper 4; the positioning assembly includes a plurality of positioning blocks 14 fixedly connected to the bottom end of the feed hopper 4, and the plurality of positioning blocks 14 are arranged equidistantly from left to right; a positioning groove 15 is provided below each positioning block 14, a driving shaft 16 is welded to one side of the bracket plate 2, and the driving shaft 16 is rotatably connected to the chassis 1, and a transmission shaft 17 is welded cocentrically at one end of the driving shaft 16; a reduction drive motor 18 is coaxially connected to one end of the transmission shaft 17, and a T-shaped support plate 19 and a support bottom plate 20 are provided below the reduction drive motor 18 from top to bottom, the support bottom plate 20 is welded to the chassis 1, the positioning block 14 is clamped with the bracket plate 2 to which the positioning groove 15 belongs, and the diameter of the positioning groove 15 is larger than the diameter of the positioning block 14, the support bottom plate 20 and the reduction drive motor 18 are both fixedly connected to the T-shaped support plate 19, and the vertical cross-section of the T-shaped support plate 19 is T-shaped;

[0029] According to the upper structure, when the bracket plate 2 is closed and docked with the bottom end of the feed hopper 4, the chassis 1 provides supporting force to the support bottom plate 20, and the T-shaped support plate 19 provides firm supporting force to the reduction drive motor 18. The reduction drive motor 18 drives the transmission shaft 17 to rotate, and the transmission shaft 17 carries the drive shaft 16 to rotate upward, and the drive shaft 16 can drive the bracket plate 2 to rotate upward on the inner wall of the chassis 1. At the same time, the bracket plate 2 carries the screen 3 to rotate upward, and the bracket plate 2 drives the multiple positioning grooves 15 to rotate upward, and the positioning grooves 15 can be docked on the outer wall of the positioning block 14.

[0030] The contents not described in detail in the specification belong to the prior art known to those skilled in the art, and the model parameters of each electrical appliance are not specifically limited, and conventional equipment can be used. In this technical solution, the electrical control components not mentioned are not shown in the figure because they belong to the prior art and will not be described here.

[0031] 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 plastic pulverizer with an electric screen bracket, comprising a chassis (1), a bracket plate (2) and a screen (3), wherein the bracket plate (2) is rotatably connected to the inner wall of the chassis (1), and the screen (3) is fixed to the inner wall of the bracket plate (2), characterized in that: A synchronous locking mechanism is installed at the top of the chassis (1); The synchronous locking mechanism comprises a feed hopper (4) fixedly mounted on the top of the chassis (1), and the feed hopper (4) is in communication with the chassis (1); A plurality of clamping concave blocks (5) are welded on one side of the feed hopper (4); a reduction motor (6) is fixedly mounted on one side of the bracket plate (2); an output end of the reduction motor (6) is coaxially connected to a rotating shaft (7); a plurality of concave blocks (8) are sequentially mounted on one side of the reduction motor (6) from left to right; and the plurality of concave blocks (8) are all welded to the bracket plate (2); The inner wall of each concave block (8) is rotatably connected to a sleeve rotating block (9), a clamping block (10) is welded on one side of the sleeve rotating block (9), and a linkage block (11) is welded between the clamping block (10) and the sleeve rotating block (9).

2. A plastic pulverizer with an electric screen bracket according to claim 1, characterized in that: The inner walls of the plurality of concave blocks (8) are all rotatably connected to the outer wall of the rotating shaft (7), and the plurality of sleeve rotating blocks (9) are all welded to the outer wall of the rotating shaft (7).

3. A plastic pulverizer with an electric screen bracket according to claim 1, characterized in that: The vertical cross-section of the sleeve rotating block (9) is L-shaped, and the sleeve rotating block (9), the clamping block (10) and the linkage block (11) are all made of stainless steel.

4. A plastic pulverizer with an electric screen bracket according to claim 1, characterized in that: The inner wall of the feed hopper (4) is rotatably connected to two crushing rollers (12), and one end of one of the crushing rollers (12) is coaxially connected to a rotating motor (13); The bottom end of the rotating motor (13) is fixedly connected to the top end of the chassis (1), and the two crushing rollers (12) are meshingly connected to each other.

5. A plastic pulverizer with an electric screen bracket according to claim 1, characterized in that: A positioning assembly is fixedly connected to the bottom end of the feed hopper (4); The positioning assembly comprises a plurality of positioning blocks (14) fixedly connected to the bottom end of the feed hopper (4), wherein the plurality of positioning blocks (14) are arranged in sequence and at equal distances from left to right; A positioning groove (15) is provided below each positioning block (14); a drive shaft (16) is welded to one side of the bracket plate (2); the drive shaft (16) is rotatably connected to the chassis (1); and a transmission shaft (17) is cocentrically welded to one end of the drive shaft (16); One end of the transmission shaft (17) is coaxially connected to a reduction drive motor (18), and a T-shaped support plate (19) and a support bottom plate (20) are provided in sequence from top to bottom below the reduction drive motor (18), and the support bottom plate (20) is welded to the chassis (1).

6. A plastic pulverizer with an electric screen bracket according to claim 5, characterized in that: The positioning block (14) is clamped with the bracket plate (2) to which the positioning groove (15) belongs, and the diameter of the positioning groove (15) is larger than the diameter of the positioning block (14).

7. A plastic pulverizer with an electric screen bracket according to claim 5, characterized in that: The supporting bottom plate (20) and the reduction drive motor (18) are both fixedly connected to the T-shaped support plate (19), and the vertical cross-section of the T-shaped support plate (19) is T-shaped.

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