Novel plastic particle cutting device

Abstract

The utility model relates to the technical field of plastic particle cutting, in particular to a novel plastic particle cutting device which comprises a base and is characterized in that a blanking plate is fixed at the top end of the base, a blanking groove is formed in the blanking plate, a groove is formed in the side face of the top end of the blanking groove, an abutting block is installed in the groove, and the abutting block is connected with the base. And a second electric push rod is fixed to the side face of the abutting block, a cutting groove is formed in the side face of the discharging plate, clamping grooves are formed in the upper side and the lower side of a groove opening of the cutting groove, and scraping strips adhere to the interiors of the clamping grooves. The scraping strip scrapes the surface of the cutting knife, scraps adhering to the surface of the cutting knife are scraped and cleaned, the surface of the cutting knife is kept clean, and the scraps are prevented from influencing the plastic pelletizing size and pelletizing quality of the cutting knife; and the plastic is propped against the interior of the discharging groove, so that the plastic is prevented from shaking in the pelletizing process, and the plastic pelletizing quality is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic pelletizing, in particular to a novel plastic pelletizing device. Background Art

[0002] Plastic pellets are semi-finished products of the plastic molding industry and are also raw materials for extrusion, injection molding, blow molding, foaming and other molding processes. The granulation process is: plastic pellets and various additives and auxiliaries are metered, mixed, extruded, cooled, air-dried, and cut into granular plastics.

[0003] A pelletizing device, also known as a plastic pellet cutting machine or a plastic pellet cutting machine, is a device used to cut plastic materials into small particles. During the production process of many plastic products, plastic materials need to be converted into small plastic pellets for subsequent processing.

[0004] Plastics are widely used and are indispensable components in home appliances, automobiles, mobile phones, PCs, medical devices, and lighting appliances. As my country's economy has achieved sustained and stable growth, industries such as home appliances, automobiles, mobile phones, PCs, and medical devices have also achieved rapid development thanks to a favorable external environment.

[0005] For example, the prior art Chinese patent publication number "CN218429346U" provides a pelletizing device for plastic pellet production, including a base, a foot is provided at the bottom of the base, a vertical plate is fixedly connected to the upper surface of the base, a mounting plate is fixedly connected to the left side of the vertical plate, a lifting cylinder is fixedly connected to the bottom of the mounting plate, a lifting rod is provided at the bottom of the lifting cylinder, a connecting block is fixedly connected to the bottom of the lifting rod, a cavity is opened inside the connecting block, a piston plate is provided inside the cavity, buffer rods extending from the connecting block are fixedly connected to the lower surfaces of the piston plates, and a buffer plate is fixedly connected to the bottom of the buffer rods.

[0006] The device can realize efficient cooling of the cutter during the production process of plastic pellets, avoiding the situation where the pelletizing effect is poor due to the over-high temperature of the cutter, and at the same time can achieve the protection effect of the cutter under the cooperation of the reset buffer mechanism.

[0007] The existing new type of plastic pelletizing device will produce waste chips during the plastic pelletizing process and adhere to the surface of the cutting knife, affecting the accurate cutting size of the plastic by the cutting knife. The waste chips adhering to the surface of the cutting knife cannot be scraped and cleaned. At the same time, the plastic pelletizing is prone to shaking, and the guide pelletizing is deformed and inaccurate, affecting the shape of the plastic pellets. Utility Model Content

[0008] The purpose of the utility model is to solve the shortcomings of the prior art that in the process of plastic pelletizing, waste chips will appear and adhere to the surface of the cutting knife, affecting the accurate cutting size of the plastic by the cutting knife, and the waste chips adhered to the surface of the cutting knife cannot be scraped and cleaned, and a new plastic pelletizing device is proposed.

[0009] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0010] A new type of plastic pellet cutting device is designed, including a base, a feeding plate is fixed on the top of the base, a feeding trough is opened inside the feeding plate, a groove is opened on the top side of the feeding trough, a clamping block is installed inside the groove, a second electric push rod is fixed on the side of the clamping block, a cutting groove is opened on the side of the feeding plate, a clamping groove is opened on the upper and lower sides of the notch of the cutting groove, a scraping strip is bonded inside the clamping groove, a mounting plate is fixed on the top of the base and at a position opposite to the cutting groove, a first electric push rod passes through the middle of the mounting plate, a push-pull plate is fixed on the inner end of the first electric push rod, a buffer pad is bonded on the side of the push-pull plate, a cutting knife is fixed on the side of the push-pull plate, guide rods are fixed at the four corners of the push-pull plate, guide holes are opened at the four corners of the mounting plate, and the guide rods slide through the guide holes.

[0011] Furthermore, a plug-in groove is opened on the side of the feed chute and below the cutting groove, a baffle is slidably plugged into the inside of the plug-in groove, a connecting plate is fixed to the outer end of the baffle, and a third electric push rod is fixed to the outer side of the connecting plate.

[0012] Furthermore, a supporting leg is fixed to the bottom end of the base, and a receiving box is placed below the base and below the blanking plate.

[0013] Furthermore, the base is a rectangular structure and is arranged horizontally, the unloading plate is a rectangular plate structure and is arranged vertically, and its bottom end protrudes downward from the bottom end of the base, and the unloading trough is a circular trough structure and is arranged vertically and evenly spaced inside the unloading plate.

[0014] Furthermore, the groove is close to the top of the discharge chute, the clamping block is slidably installed inside the groove, and the thickness is less than the depth of the groove, and the second electric push rod is horizontally installed at the top of the side of the discharge plate.

[0015] Furthermore, the cutting groove is a rectangular structure, and its length and width are not greater than the length and width of the blanking plate, and it is vertically spaced on the side of the blanking plate. The scraping strip is made of rubber material, has a long strip structure, and its length is equal to the length of the cutting groove. It is horizontally arranged, and its outer end protrudes inward into the cutting groove.

[0016] Furthermore, the mounting plate is a rectangular plate structure and is vertically arranged, the first electric push rod is horizontally arranged, the push-pull plate is a rectangular plate structure and is vertically arranged between the blanking plate and the mounting plate, the cutting knife is a rectangular structure and corresponds to the cutting groove, and the guide rod is horizontally arranged.

[0017] Furthermore, the plug-in slot is a long rectangular slot structure and is horizontally arranged above the base, the baffle is a rectangular plate structure and is horizontally inserted into the interior of the feed chute, the connecting plate is a long rectangular plate structure and is arranged parallel to the outer side of the feed plate, and the third electric push rod is horizontally arranged at the top of the base.

[0018] The utility model provides a new type of plastic pellet cutting device, which has the following beneficial effects:

[0019] 1. The utility model sets a pair of upper and lower scraping strips at the notch of the cutting groove on the side of the blanking plate. Therefore, the plastic is put into the blanking groove inside the blanking plate and supported and intercepted by the baffle. The first electric push rod drives the push-pull plate and the cutting knife to move horizontally. The cutting knife slides into the cutting groove and pelletizes the plastic. After the cutting is completed, the cutting knife is pulled out. At the same time, the scraping strip scrapes the surface of the cutting knife to scrape and clean the waste chips adhered to the surface of the cutting knife, so as to keep the surface of the cutting knife clean and prevent the waste chips from affecting the pelletizing size and pelletizing quality of the plastic by the cutting knife.

[0020] 2. The utility model arranges a plurality of feeding troughs inside the feeding plate, so that a plurality of plastics can be put into the feeding troughs for automatic feeding, thereby reducing external power pushing, and the second electric push rod drives the clamping block to extend and retract in and out of the groove. Therefore, during the cutting process of the plastic placed in the feeding trough, the second electric push rod drives the clamping block to move into the inside of the feeding trough, and clamps the plastic inside the feeding trough, thereby avoiding shaking during the plastic pelletizing process and improving the quality of plastic pelletizing. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 For this utility model Figure 1 A cross-sectional view of

[0023] Figure 3 For this utility model Figure 2 A magnified image of point A;

[0024] Figure 4 For this utility model Figure 2 Enlarged view of point B.

[0025] In the figure: 1. base; 2. third electric push rod; 3. cutting groove; 4. unloading groove; 5. unloading plate; 6. cutting knife; 7. buffer pad; 8. push-pull plate; 9. guide hole; 10. guide rod; 11. mounting plate; 12. first electric push rod; 13. supporting leg; 14. receiving box; 15. connecting plate; 16. plug-in groove; 17. baffle; 18. scraper strip; 19. clamping groove; 20. groove; 21. tightening block; 22. second electric push rod. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0027] Example 1

[0028] See also Figure 1 , Figure 2 , Figure 3 and Figure 4 A new type of plastic pellet cutting device shown in the figure includes a base 1, a feed plate 5 is fixed on the top of the base 1, a feed trough 4 is opened inside the feed plate 5, a groove 20 is opened on the top side of the feed trough 4, a clamping block 21 is installed inside the groove 20, and a second electric push rod 22 is fixed on the side of the clamping block 21. When the plastic is put into the feed trough 4 for cutting, the second electric push rod 22 drives the clamping block 21 to move into the feed trough 4 and clamps the plastic inside the feed trough 4 to avoid shaking during the plastic pelletizing process and improve the quality of plastic pelletizing.

[0029] A cutting groove 3 is provided on the side of the blanking plate 5, and snap-in grooves 19 are provided on the upper and lower sides of the notch of the cutting groove 3, and a scraping strip 18 is bonded inside the snap-in groove 19. A mounting plate 11 is fixed to the top of the base 1 and at a position opposite to the cutting groove 3, and a first electric push rod 12 passes through the middle of the mounting plate 11, and a push-pull plate 8 is fixed to the inner end of the first electric push rod 12, and a buffer pad 7 is bonded to the side of the push-pull plate 8, and a cutting knife 6 is fixed to the side of the push-pull plate 8, and guide rods 10 are fixed at the four corners of the push-pull plate 8, and guide holes 9 are provided at the four corners of the mounting plate 11, and the guide rod 10 slides through the guide holes 9.

[0030] The plastic is put into the unloading trough 4 inside the unloading plate 5, and supported and intercepted by the baffle 17. The first electric push rod 12 drives the push-pull plate 8 and the cutting knife 6 to move horizontally. The cutting knife 6 slides into the cutting groove 3 and pelletizes the plastic. After the cutting is completed, the cutting knife 6 is pulled out. At the same time, the scraping strip 18 scrapes the surface of the cutting knife 6 to scrape and clean the waste chips adhered to the surface of the cutting knife 6, so as to keep the surface of the cutting knife 6 clean and prevent the waste chips from affecting the pelletizing size and pelletizing quality of the plastic by the cutting knife 6.

[0031] A plug-in slot 16 is provided on the side of the feed chute 4 below the cutting slot 3 , a baffle plate 17 is slidably inserted inside the plug-in slot 16 , a connecting plate 15 is fixed to the outer end of the baffle plate 17 , and a third electric push rod 2 is fixed to the outer side of the connecting plate 15 .

[0032] A supporting leg 13 is fixed to the bottom end of the base 1 , and a receiving box 14 is placed below the base 1 and below the blanking plate 5 .

[0033] The plug-in slot 16 is a long rectangular slot structure and is horizontally arranged above the base 1. The baffle 17 is a rectangular plate structure and is horizontally inserted into the interior of the feed chute 4. The connecting plate 15 is a long rectangular plate structure and is arranged parallel to the outer side of the feed plate 5. The third electric push rod 2 is horizontally arranged at the top of the base 1.

[0034] Example 2

[0035] See also Figure 1 , Figure 2 , Figure 3 and Figure 4 A new type of plastic pellet cutting device shown in the figure includes a base 1, a feed plate 5 is fixed on the top of the base 1, a feed trough 4 is opened inside the feed plate 5, a groove 20 is opened on the top side of the feed trough 4, a clamping block 21 is installed inside the groove 20, and a second electric push rod 22 is fixed on the side of the clamping block 21. When the plastic is put into the feed trough 4 for cutting, the second electric push rod 22 drives the clamping block 21 to move into the feed trough 4 and clamps the plastic inside the feed trough 4 to avoid shaking during the plastic pelletizing process and improve the quality of plastic pelletizing.

[0036] A cutting groove 3 is provided on the side of the blanking plate 5, and snap-in grooves 19 are provided on the upper and lower sides of the notch of the cutting groove 3, and a scraping strip 18 is bonded inside the snap-in groove 19. A mounting plate 11 is fixed to the top of the base 1 and at a position opposite to the cutting groove 3, and a first electric push rod 12 passes through the middle of the mounting plate 11, and a push-pull plate 8 is fixed to the inner end of the first electric push rod 12, and a buffer pad 7 is bonded to the side of the push-pull plate 8, and a cutting knife 6 is fixed to the side of the push-pull plate 8, and guide rods 10 are fixed at the four corners of the push-pull plate 8, and guide holes 9 are provided at the four corners of the mounting plate 11, and the guide rod 10 slides through the guide holes 9.

[0037] The plastic is put into the unloading trough 4 inside the unloading plate 5, and supported and intercepted by the baffle 17. The first electric push rod 12 drives the push-pull plate 8 and the cutting knife 6 to move horizontally. The cutting knife 6 slides into the cutting groove 3 and pelletizes the plastic. After the cutting is completed, the cutting knife 6 is pulled out. At the same time, the scraping strip 18 scrapes the surface of the cutting knife 6 to scrape and clean the waste chips adhered to the surface of the cutting knife 6, so as to keep the surface of the cutting knife 6 clean and prevent the waste chips from affecting the pelletizing size and pelletizing quality of the plastic by the cutting knife 6.

[0038] A supporting leg 13 is fixed to the bottom end of the base 1 , and a receiving box 14 is placed below the base 1 and below the blanking plate 5 .

[0039] The base 1 is a rectangular structure and is arranged horizontally. The blanking plate 5 is a rectangular plate structure and is arranged vertically, and its bottom end protrudes downward from the bottom end of the base 1. The blanking trough 4 is a circular trough structure and is arranged vertically and evenly spaced inside the blanking plate 5.

[0040] The groove 20 is close to the top of the material discharge chute 4 , the abutting block 21 is slidably installed inside the groove 20 , and the thickness is smaller than the depth of the groove 20 , and the second electric push rod 22 is horizontally installed at the top of the side of the material discharge plate 5 .

[0041] The cutting groove 3 is a rectangular structure, and its length and width are not greater than the length and width of the blanking plate 5, and is vertically spaced on the side of the blanking plate 5. The scraping strip 18 is made of rubber material and is a long strip structure. Its length is equal to that of the cutting groove 3 and is horizontally arranged, and its outer end protrudes inward into the cutting groove 3.

[0042] The mounting plate 11 is a rectangular plate structure and is vertically arranged. The first electric push rod 12 is horizontally arranged. The push-pull plate 8 is a rectangular plate structure and is vertically arranged between the blanking plate 5 and the mounting plate 11. The cutting knife 6 is a rectangular structure and corresponds to the cutting groove 3. The guide rod 10 is horizontally arranged.

[0043] Working method: By setting a pair of upper and lower scraping strips 18 at the notch of the cutting groove 3 on the side of the blanking plate 5, the plastic is put into the blanking groove 4 inside the blanking plate 5, and supported and intercepted by the baffle 17. The first electric push rod 12 drives the push-pull plate 8 and the cutting knife 6 to move horizontally, and the cutting knife 6 slides into the cutting groove 3 and pelletizes the plastic. After the cutting is completed, the cutting knife 6 is pulled out. At the same time, the scraping strip 18 scrapes the surface of the cutting knife 6, scrapes and cleans the waste chips adhered to the surface of the cutting knife 6, keeps the surface of the cutting knife 6 clean, and prevents the waste chips from affecting the pelletizing size and pelletizing quality of the plastic by the cutting knife 6.

[0044] A plurality of unloading troughs 4 are arranged inside the unloading plate 5, and a plurality of plastics can be put into the unloading troughs 4 for automatic unloading, thereby reducing external power pushing, and the second electric push rod 22 drives the clamping block 21 to extend and retract in and out of the groove 20. Therefore, during the cutting process of the plastic put into the unloading trough 4, the second electric push rod 22 drives the clamping block 21 to move into the unloading trough 4, and clamps the plastic inside the unloading trough 4, thereby avoiding shaking during the plastic pelletizing process and improving the plastic pelletizing quality.

[0045] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A novel plastic pellet cutting device, comprising a base (1), characterized in that: A material discharge plate (5) is fixed at the top of the base (1), a material discharge trough (4) is provided inside the material discharge plate (5), a groove (20) is provided on the top side of the material discharge trough (4), a clamping block (21) is installed inside the groove (20), a second electric push rod (22) is fixed on the side of the clamping block (21), a cutting groove (3) is provided on the side of the material discharge plate (5), a clamping groove (19) is provided on the upper and lower sides of the notch of the cutting groove (3), a scraping strip (18) is bonded inside the clamping groove (19), and the top of the base (1) is provided with a material discharge plate (5). A mounting plate (11) is fixed at the end and at a position opposite to the cutting groove (3); a first electric push rod (12) passes through the middle of the mounting plate (11); a push-pull plate (8) is fixed to the inner end of the first electric push rod (12); a buffer pad (7) is bonded to the side of the push-pull plate (8); a cutting knife (6) is fixed to the side of the push-pull plate (8); guide rods (10) are fixed at the four corners of the push-pull plate (8); guide holes (9) are opened at the four corners of the mounting plate (11); and the guide rods (10) slide through the guide holes (9).

2. A novel plastic pellet cutting device according to claim 1, characterized in that: A plug-in groove (16) is provided on the side of the material discharge groove (4) and below the cutting groove (3); a baffle (17) is slidably plugged into the inside of the plug-in groove (16); a connecting plate (15) is fixed to the outer end of the baffle (17); and a third electric push rod (2) is fixed to the outer side of the connecting plate (15).

3. A novel plastic pellet cutting device according to claim 1, characterized in that: A supporting leg (13) is fixed to the bottom end of the base (1), and a receiving box (14) is placed below the base (1) and below the blanking plate (5).

4. A novel plastic pellet cutting device according to claim 1, characterized in that: The base (1) is a rectangular structure and is arranged horizontally; the blanking plate (5) is a rectangular plate structure and is arranged vertically, with its bottom end protruding downward from the bottom end of the base (1); the blanking trough (4) is a circular trough structure and is arranged vertically and is evenly spaced and distributed inside the blanking plate (5).

5. A novel plastic pellet cutting device according to claim 1, characterized in that: The groove (20) is close to the top of the discharge chute (4), the abutment block (21) is slidably installed inside the groove (20), and the thickness is less than the depth of the groove (20), and the second electric push rod (22) is horizontally installed at the top of the side of the discharge plate (5).

6. A novel plastic pellet cutting device according to claim 1, characterized in that: The cutting groove (3) is a rectangular structure, and its length and width are not greater than the length and width of the blanking plate (5), and is vertically spaced and distributed on the side of the blanking plate (5). The scraping strip (18) is made of rubber material and is a long strip structure. Its length is equal to that of the cutting groove (3), and it is horizontally arranged, and its outer end protrudes inwardly into the cutting groove (3).

7. A novel plastic pellet cutting device according to claim 1, characterized in that: The mounting plate (11) is a rectangular plate structure and is vertically arranged; the first electric push rod (12) is horizontally arranged; the push-pull plate (8) is a rectangular plate structure and is vertically arranged between the blanking plate (5) and the mounting plate (11); the cutting knife (6) is a rectangular structure and corresponds to the cutting groove (3); and the guide rod (10) is horizontally arranged.

8. A novel plastic pellet cutting device according to claim 2, characterized in that: The plug-in slot (16) is a long rectangular slot structure and is horizontally arranged above the base (1); the baffle (17) is a rectangular plate structure and is horizontally inserted into the interior of the feed chute (4); the connecting plate (15) is a long rectangular plate structure and is arranged parallel to the outer side of the feed plate (5); and the third electric push rod (2) is horizontally arranged at the top of the base (1).

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