Thin film raw material fluted disc crushing device

Abstract

The thin film raw material fluted disc crushing device comprises a bottom plate, supporting plates are fixedly connected to the front side and the rear side of the top end of the bottom plate, a crushing box is installed on the tops of the supporting plates, an automatic feeding mechanism is arranged on the left side of the top end of the bottom plate, and a collecting box is arranged on the right side of the top end of the bottom plate. The automatic feeding mechanism is arranged, after raw materials with large particle sizes slide to the collecting hopper through the material guide plate, the output end of a second electric push rod drives the collecting hopper to retract, then a threaded rod is driven to rotate through the output end of a servo motor, a telescopic piece is in an extension state, and the raw materials are fed into the collecting hopper. And the output end of a second electric push rod pushes the collecting hopper to move to the position over the feeding port of the crushing box, finally, a valve is opened, raw materials with the large particle size enter the crushing box again, secondary crushing and screening are conducted, convenience and rapidness are achieved, and the requirements of workers are met.

Description

Technical Field

[0001] The utility model relates to the technical field of film production, in particular to a film raw material toothed disc crushing device. Background Art

[0002] When producing TPU film, thermoplastic polyurethane elastomer is needed, which must be crushed first to facilitate subsequent production and processing. However, the existing crushing device still has some shortcomings, such as:

[0003] The Chinese patent discloses a TPU film production raw material crusher CN216031849U. The utility model has the advantages of crushing the production raw materials, removing dust and impurities in the production raw materials, and screening the raw materials through the arrangement of a box body, a support column, a workbench, a crushing box, a crushing shaft, a first motor, a screening box, a screening hole, a discharge port, a conveying impeller, a second motor and a dust blowing structure, so that the device has the advantages of being able to crush the production raw materials, remove dust and impurities in the production raw materials, and screen the raw materials, thereby solving the problem that the existing raw material crusher is inconvenient to remove dust and impurities in the raw materials and cannot crush and screen them.

[0004] However, in the above-mentioned device, larger raw materials are discharged from the discharge pipe through the conveying impeller, and the staff still needs to collect them and then add them back to the crushing device. It is impossible to automatically add larger raw materials for secondary crushing, which makes it difficult to meet the needs of the staff and reduces the practicality of the device. Utility Model Content

[0005] In order to solve the above technical problems, a toothed disc crushing device for film raw materials is provided. This technical solution solves the problems raised in the above background technology that it is impossible to automatically add larger raw materials for secondary crushing, it is difficult to meet the needs of staff, and the practicality of the device is reduced.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] A film raw material toothed disc crushing device comprises a bottom plate, support plates are fixedly connected to the front and rear sides of the top of the bottom plate, a crushing box is installed on the top of the support plate, an automatic feeding mechanism is arranged on the left side of the top of the bottom plate, a collecting box is arranged on the right side of the top of the bottom plate, the automatic feeding mechanism comprises a fixed frame, a threaded rod, a first movable seat, a second movable seat, a lifting plate and a telescopic member, the bottom of the fixed frame is welded to the bottom plate, the threaded rod is rotatably connected to the inside of the fixed frame, the threads at both ends of the threaded rod have opposite rotation directions, and the first movable seat and the second movable seat are respectively threadedly connected to the threaded seat The two ends of the pattern rod and the bottom end of the lifting plate are equipped with slide rails, and the two ends of the outer surface of the slide rails are slidably connected with the first sliding seat and the second sliding seat respectively. The two sides of the top end of the telescopic member are respectively hinged to the inside of the first sliding seat and the second sliding seat, and the two sides of the bottom end of the telescopic member are respectively hinged to the inside of the first movable seat and the second movable seat. The top of the lifting plate is fixedly connected with a connecting plate, and several groups of second electric push rods are installed on the outside of the connecting plate. The output end of the second electric push rod passes through the outer wall of the connecting plate and is fixedly connected to the collecting bucket. A valve is installed at the discharge end of the collecting bucket.

[0008] Preferably, the inner bottom end of the fixed frame is fixedly connected to a guide rail, and the first movable seat and the second movable seat are both slidably connected to the outer surface of the guide rail.

[0009] Preferably, limit plates are welded on both sides of the slide rail.

[0010] Preferably, a servo motor is fixedly mounted on the outside of the fixing frame, and one end of the threaded rod is fixedly connected to the output end of the servo motor.

[0011] Preferably, fixed plates are fixedly connected to the left front and rear symmetrical positions of the top end of the bottom plate, sliding grooves are provided on the sides of the fixed plates close to each other, and the two sides of the lifting plate are slidably connected to the inside of the sliding grooves on both sides.

[0012] Preferably, two groups of rotating rollers are rotatably connected to the top of the inner part of the crushing box, and several groups of crushing toothed discs are fixedly connected to the outer surfaces of the rotating rollers. A screen plate is installed inside the crushing box, and the screen plate is arranged at an angle. A through groove is opened through the inner part of the crushing box and the bottom end of the screen plate, and a material guide plate is fixedly connected to the outer part of the crushing box at a position corresponding to the through groove.

[0013] Preferably, a mounting plate is fixedly mounted on the outside of the crushing box, and a plurality of groups of first electric push rods are arranged on the top of the mounting plate. The output ends of the first electric push rods penetrate the top wall of the mounting plate and are fixedly connected with a baffle.

[0014] Compared with the prior art, the utility model provides a film raw material toothed disc crushing device, which has the following beneficial effects:

[0015] The utility model is provided with an automatic feeding mechanism. After the raw materials with larger particle sizes slide into the collecting bucket through the guide plate, the output end of the second electric push rod drives the collecting bucket to retract, and then the output end of the servo motor drives the threaded rod to rotate, so that the telescopic part is in an extended state, thereby driving the collecting bucket to move upward to a height matched with the feed opening of the crushing box, and the output end of the second electric push rod pushes the collecting bucket to move to just above the feed opening of the crushing box, and finally the valve opens, and the raw materials with larger particle sizes re-enter the crushing box for secondary crushing and screening, which is convenient and quick and meets the needs of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the internal structure of the crushing box in the utility model;

[0018] Figure 3 It is a structural schematic diagram of the automatic feeding mechanism in the utility model;

[0019] Figure 4 It is a structural schematic diagram of the automatic feeding mechanism in the utility model from another perspective.

[0020] In the figure: 1. bottom plate; 101. support plate; 102. crushing box; 103. crushing tooth plate; 104. screen plate; 105. guide plate; 106. mounting plate; 107. first electric push rod; 108. baffle plate; 109. collecting box; 2. automatic feeding mechanism; 201. fixed frame; 202. threaded rod; 203. guide rail; 204. first movable seat; 205. second movable seat; 206. servo motor; 207. lifting plate; 208. slide rail; 209. limit plate; 210. first sliding seat; 211. second sliding seat; 212. connecting plate; 213. second electric push rod; 214. collecting bucket; 215. valve; 216. telescopic member; 217. fixed plate; 218. slide groove. DETAILED DESCRIPTION

[0021] In order to have a clearer understanding of the technical features, purposes and effects of the utility model, the specific implementation methods of the utility model are now described with reference to the accompanying drawings, but the protection scope of the utility model is not limited to the following.

[0022] Example 1

[0023] Please refer to Figure 1As shown, a film raw material toothed disc crushing device includes a base plate 1, and support plates 101 are fixedly connected to the front and rear sides of the top of the base plate 1, a crushing box 102 is installed on the top of the support plate 101, an automatic feeding mechanism 2 is arranged on the left side of the top of the base plate 1, and a collecting box 109 is arranged on the right side of the top of the base plate 1.

[0024] Please refer to Figure 3 and Figure 4 As shown, the automatic feeding mechanism 2 includes a fixed frame 201, a threaded rod 202, a first movable seat 204, a second movable seat 205, a lifting plate 207 and a telescopic member 216. The bottom of the fixed frame 201 is welded to the bottom plate 1, the threaded rod 202 is rotatably connected to the inside of the fixed frame 201, the threads at both ends of the threaded rod 202 are rotated in opposite directions, and the first movable seat 204 and the second movable seat 205 are respectively threadedly connected to the two ends of the threaded rod 202, and the bottom end of the lifting plate 207 is installed with a slide rail 208, and the two ends of the outer surface of the slide rail 208 are respectively slidably connected with the first sliding seat 210 and the second sliding seat 211, the top sides of the telescopic member 216 are respectively hinged to the inside of the first sliding seat 210 and the second sliding seat 211, and the bottom sides of the telescopic member 216 are respectively hinged to the inside of the first movable seat 204 and the second movable seat 205, the top of the lifting plate 207 is fixedly connected with a connecting plate 212, and a plurality of groups of second electric push rods 213 are installed on the outer side of the connecting plate 212, the output end of the second electric push rod 213 passes through the outer wall of the connecting plate 212 and is fixedly connected to the collecting bucket 214, and a valve 215 is installed at the discharge end of the collecting bucket 214.

[0025] Please refer to Figure 3 As shown, the inner bottom end of the fixed frame 201 is fixedly connected with the guide rail 203, and the first movable seat 204 and the second movable seat 205 are both slidably connected to the outer surface of the guide rail 203, thereby improving the stability of the movement of the first movable seat 204 and the second movable seat 205.

[0026] Please refer to Figure 3 As shown, limiting plates 209 are welded on both sides of the slide rail 208 , and two sets of limiting plates 209 are provided to prevent the first sliding seat 210 and the second sliding seat 211 from detaching from the slide rail 208 .

[0027] Please refer to Figure 3 As shown, a servo motor 206 is fixedly installed outside the fixing frame 201 , and one end of the threaded rod 202 is fixedly connected to the output end of the servo motor 206 .

[0028] In this solution, the threaded rod 202 is driven to rotate by the output end of the servo motor 206, so that the first movable seat 204 and the second movable seat 205 are moved closer to or farther away from each other, and the first sliding seat 210 and the second sliding seat 211 are moved closer to or farther away from each other. When they are closer, the telescopic member 216 is in an extended state, thereby driving the lifting plate 207 to move upward, and when they are farther away, the telescopic member 216 is in a retracted state, thereby driving the lifting plate 207 to move downward.

[0029] Please refer to Figure 3 As shown, fixed plates 217 are fixedly connected at the front and rear symmetrical positions on the left side of the top of the bottom plate 1, and sliding grooves 218 are provided on the sides of the fixed plates 217 close to each other. The two sides of the lifting plate 207 are respectively slidably connected to the inside of the sliding grooves 218 on both sides, and the sliding grooves 218 are provided to improve the stability of the up and down movement of the lifting plate 207.

[0030] Example 2

[0031] Further in this embodiment, please refer to Figure 2 As shown, two groups of rotating rollers are rotatably connected to the top of the inner part of the crushing box 102, and several groups of crushing toothed discs 103 are fixedly connected to the outer surfaces of the rotating rollers. A screen plate 104 is installed inside the crushing box 102, and the screen plate 104 is arranged at an angle. A through groove is opened through the inner part of the crushing box 102 and the bottom end of the screen plate 104, and a guide plate 105 is fixedly connected to the outer part of the crushing box 102 at a position corresponding to the through groove.

[0032] Please refer to Figure 2 As shown, a mounting plate 106 is fixedly mounted on the outside of the crushing box 102 , and a plurality of first electric push rods 107 are arranged on the top of the mounting plate 106 . The output ends of the first electric push rods 107 penetrate the top wall of the mounting plate 106 and are fixedly connected to a baffle 108 .

[0033] In this solution, the raw materials are added into the crushing box 102, the crushing tooth disc 103 crushes them, the screen plate 104 screens the crushed raw materials, and the raw materials that meet the particle size pass through the sieve holes on the screen plate 104 and fall into the collection box 109 below, while the raw materials with larger particle sizes slide down under the action of gravity, and the output end of the first electric push rod 107 retracts, the baffle 108 moves upward, and the raw materials with larger particle sizes slide down from the guide plate 105.

[0034] The working principle and use process of the utility model: when the utility model is used, after the raw materials are crushed and screened, the raw materials that meet the particle size fall into the collecting box 109 below. At this time, the collecting bucket 214 is located at the bottom of the guide plate 105, and the raw materials with larger particle sizes slide into the collecting bucket 214 through the guide plate 105. Secondly, the output end of the second electric push rod 213 drives the collecting bucket 214 to retract, and then the output end of the servo motor 206 drives the threaded rod 202 to rotate, so that the first movable seat 204 and the second movable seat 205 are close to each other, and the telescopic member 216 is in an extended state, thereby driving the lifting plate 207 to move upward, and driving the collecting bucket 214 to move upward to a height compatible with the feed port of the crushing box 102, and the output end of the second electric push rod 213 pushes the collecting bucket 214 to move to just above the feed port of the crushing box 102, and finally the valve 215 is opened, and the raw materials with larger particle sizes re-enter the crushing box 102 for secondary crushing and screening, which is convenient and fast and meets the needs of the staff.

[0035] The above disclosure is only a preferred embodiment of the present invention, which certainly cannot be used to limit the scope of rights of the present invention. Therefore, equivalent changes made according to the claims of the present invention still fall within the scope covered by the present invention.

Claims

1. A film raw material toothed disc crushing device, characterized in that: It comprises a bottom plate (1), the top and rear sides of the bottom plate (1) are fixedly connected to support plates (101), the top of the support plate (101) is equipped with a crushing box (102), the left side of the top of the bottom plate (1) is equipped with an automatic feeding mechanism (2), and the right side of the top of the bottom plate (1) is equipped with a collection box (109); The automatic feeding mechanism (2) comprises a fixed frame (201), a threaded rod (202), a first movable seat (204), a second movable seat (205), a lifting plate (207) and a telescopic member (216); the bottom of the fixed frame (201) is welded to the bottom plate (1); the threaded rod (202) is rotatably connected to the inside of the fixed frame (201); the threads at both ends of the threaded rod (202) are in opposite directions; the first movable seat (204) and the second movable seat (205) are respectively threadedly connected to the two ends of the threaded rod (202); a slide rail (208) is installed at the bottom end of the lifting plate (207); and the first slide seat (208) is slidably connected to the two ends of the outer surface of the slide rail (208). 210) and a second sliding seat (211), the top ends of the telescopic member (216) are respectively hinged to the inside of the first sliding seat (210) and the second sliding seat (211), and the bottom ends of the telescopic member (216) are respectively hinged to the inside of the first movable seat (204) and the second movable seat (205), the top of the lifting plate (207) is fixedly connected to a connecting plate (212), and a plurality of groups of second electric push rods (213) are installed on the outer side of the connecting plate (212), the output end of the second electric push rod (213) passes through the outer side wall of the connecting plate (212) and is fixedly connected to the collecting bucket (214), and a valve (215) is installed at the discharge end of the collecting bucket (214).

2. A film material toothed disc crushing device according to claim 1, characterized in that: The inner bottom end of the fixed frame (201) is fixedly connected to a guide rail (203), and the first movable seat (204) and the second movable seat (205) are both slidably connected to the outer surface of the guide rail (203).

3. The film material toothed disc crushing device according to claim 1, characterized in that: Limiting plates (209) are welded to both sides of the slide rail (208).

4. The film material toothed disc crushing device according to claim 1, characterized in that: A servo motor (206) is fixedly mounted on the outside of the fixing frame (201), and one end of the threaded rod (202) is fixedly connected to the output end of the servo motor (206).

5. The film material toothed disc crushing device according to claim 1, characterized in that: A fixing plate (217) is fixedly connected at a front-to-back symmetrical position on the left side of the top end of the bottom plate (1), and a sliding groove (218) is provided on the sides of the fixing plates (217) close to each other, and the two sides of the lifting plate (207) are respectively slidably connected to the inside of the sliding grooves (218) on the two sides.

6. The film material toothed disc crushing device according to claim 1, characterized in that: Two groups of rotating rollers are rotatably connected to the top of the inner part of the crushing box (102), and a plurality of groups of crushing toothed discs (103) are fixedly connected to the outer surfaces of the rotating rollers. A screen plate (104) is installed inside the crushing box (102), and the screen plate (104) is arranged in an inclined manner. A through groove is provided through the inner part of the crushing box (102) and at the bottom end of the screen plate (104). A material guide plate (105) is fixedly connected to the outer part of the crushing box (102) at a position corresponding to the through groove.

7. The film material toothed disc crushing device according to claim 1, characterized in that: A mounting plate (106) is also fixedly mounted on the outside of the crushing box (102), and a plurality of groups of first electric push rods (107) are arranged on the top of the mounting plate (106). The output ends of the first electric push rods (107) penetrate the top wall of the mounting plate (106) and are fixedly connected to a baffle (108).

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