Grinding and dispersing equipment for PBT (Polybutylece Terephthalate) engineering plastics
By introducing filtration and conveying mechanisms into the grinding and dispersion equipment of PBT engineering plastics, screening and re-grinding of large particles is achieved, solving the problem of under-grinding of particles in existing devices, and improving the dispersion effect and production efficiency.
Patent Information
- Application Number
- CN202420998581.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-10
- Publication Date
- 2025-01-10
- Estimated Expiration
- 2034-05-10
AI Technical Summary
The existing grinding and dispersion devices lack the function of reflux grinding after grinding, resulting in insufficient grinding of plastic particles, resulting in large particles and affecting the dispersion effect.
A grinding and dispersion equipment for PBT engineering plastics is designed, including a filtering mechanism and a conveying mechanism between the grinding mechanism and the dispersion mechanism. The screening and re-grinding of large particles is achieved through the filter mesh ring and spiral conveying blade to ensure that the plastic particles are fully ground.
Effectively filtering and grinding large particles again improves the grinding effect of the plastic, ensures the fineness of the particles during the dispersion process, and improves production efficiency.
Smart Images
Figure CN222328754U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of grinding and dispersing equipment, in particular to grinding and dispersing equipment for PBT engineering plastics. Background Art
[0002] PBT engineering plastic is a semi-crystalline thermoplastic polyester with high heat resistance, toughness and fatigue resistance. It also has good electrical insulation properties and dimensional stability, and its performance is stable under high temperature conditions. PBT engineering plastic needs to be ground and dispersed during production.
[0003] The existing grinding and dispersing device lacks the function of reflux grinding after grinding. When working, it just grinds first and then enters the disperser for stirring after grinding. However, some of the grinding is not ground in place and the particles are relatively large. Utility Model Content
[0004] In view of the deficiencies of the prior art, the utility model provides a grinding and dispersing device for PBT engineering plastics, which solves the problems raised by the above-mentioned background technology.
[0005] To achieve the above purpose, the utility model is implemented through the following technical solutions: a grinding and dispersing device for PBT engineering plastics, including a fixed frame, two cross bars are fixed on the bottom of the fixed frame, a grinding mechanism and a dispersing mechanism are respectively arranged at the upper and lower parts of the interior of the fixed frame, the outer wall of the grinding mechanism and the outer wall of the dispersing mechanism are both fixed with fixing rings, two connecting blocks are fixed on the outer wall of the fixing ring, the other ends of the plurality of connecting blocks are respectively fixedly connected to the front and rear surfaces of the interior of the fixed frame, a filtering mechanism is arranged between the grinding mechanism and the dispersing mechanism, the filtering mechanism includes a filtering mesh ring and an outer frame, a conveying mechanism is fixed on the right side of the filtering mechanism, and the conveying mechanism includes a spiral conveying blade and a fixed pipe.
[0006] Preferably, the filter mesh ring is located inside the outer frame, the inner part of the outer frame is located inside the filter mesh ring and is rotatably connected to a plurality of transmission rods, the inner part of the outer frame is located outside the filter mesh ring and is rotatably connected to a limiting rod, a first motor is fixed to the rear surface of the outer frame, and the front end of the output shaft of the first motor passes through the outer frame and is fixedly connected to the rear end of the transmission rod on the upper left.
[0007] Preferably, a funnel is fixed to the bottom of the outer frame, a first guide plate is fixed inside the outer frame below the filter mesh ring, a second guide plate is fixed inside the outer frame on the right side of the first guide plate, and a leakage opening is opened on the right side of the outer frame.
[0008] Preferably, a guide cylinder is fixed to the right side of the outer frame, a fixing block is fixed to the right side of the guide cylinder, a through hole is provided on the left side of the fixing block, and a circular groove is provided on the top of the fixing block.
[0009] Preferably, the inner lower surface of the circular groove is rotatably connected to the bottom of the spiral conveying blade, a second motor is fixed to the bottom of the fixed block, and an output shaft of the second motor passes through the fixed block and is fixedly connected to the bottom of the spiral conveying blade.
[0010] Preferably, the spiral conveying blade is located inside the fixed tube, the bottom of the fixed tube is fixedly connected to the top of the fixed block, a connecting rod is fixed to the outer wall of the fixed tube, and the left end of the connecting rod is fixedly connected to the outer wall of the grinding mechanism. Beneficial Effects
[0011] The utility model provides a grinding and dispersing device for PBT engineering plastics. Compared with the prior art, it has the following beneficial effects:
[0012] 1. The grinding and dispersing equipment for PBT engineering plastics is provided with a filtering mechanism. The grinding mechanism grinds the plastic and then leaks it into the inner part of the outer frame. The filter mesh ring screens the ground plastic and filters out large plastic particles. Then the first motor is started. The first motor drives the upper left transmission rod to rotate. The upper left transmission rod drives the filter mesh ring to rotate. The filter mesh ring transports the large plastic to the inner part of the conveying mechanism.
[0013] 2. The grinding and dispersing equipment for PBT engineering plastics sets a conveying mechanism and starts the second motor. The second motor rotates the spiral conveying blade, and large plastic particles enter the inside of the circular groove. The spiral conveying blade transports the large plastic particles to the grinding mechanism for further grinding. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the structure of the utility model;
[0015] Figure 2 This is a schematic diagram of the structure of the utility model when viewed from above;
[0016] Figure 3 It is a schematic cross-sectional structure diagram of the filtering mechanism and the conveying mechanism in the utility model;
[0017] Figure 4 It is a structural schematic diagram of the fixing block in the utility model.
[0018] In the figure: 1, cross bar; 2, fixing frame; 3, fixing ring; 4, dispersion mechanism; 5, circular groove; 6, connecting block; 7, fixing pipe; 8, filtering mechanism; 9, conveying mechanism; 10, connecting rod; 11, grinding mechanism; 12, spiral conveying blade; 13, first motor; 14, transmission rod; 15, first guide plate; 16, second guide plate; 17, funnel; 18, second motor; 19, perforation; 20, fixing block; 21, leakage; 22, guide cylinder; 23, filter mesh ring; 24, limit rod; 25, outer frame. 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 1-4The utility model provides a technical solution: a grinding and dispersing device for PBT engineering plastics, comprising a fixed frame 2, two cross bars 1 are fixed at the bottom of the fixed frame 2, a grinding mechanism 11 and a dispersing mechanism 4 are respectively arranged at the upper and lower parts of the fixed frame 2, the outer wall of the grinding mechanism 11 and the outer wall of the dispersing mechanism 4 are both fixed with a fixing ring 3, the outer wall of the fixing ring 3 is fixed with two connecting blocks 6, the other ends of the multiple connecting blocks 6 are respectively fixedly connected to the front and rear surfaces of the inner part of the fixed frame 2, a filtering mechanism 8 is arranged between the grinding mechanism 11 and the dispersing mechanism 4, the filtering mechanism 8 comprises a filtering mesh ring 23 and an outer frame 25, a conveying mechanism 9 is fixed to the right side of the filtering mechanism 8, the conveying mechanism 9 comprises a spiral conveying blade 12 and a fixed pipe 7, the filtering mesh ring 23 is located inside the outer frame 25, the inner part of the outer frame 25 is located inside the filtering mesh ring 23 and is rotatably connected to multiple transmission rods 14, the inner part of the outer frame 25 is located outside the filtering mesh ring 23 and is rotatably connected to a limiting rod 24, the rear surface of the outer frame 25 is fixed A first motor 13 is provided, the front end of the output shaft of the first motor 13 passes through the outer frame 25 and is fixedly connected to the rear end of the upper left transmission rod 14, a funnel 17 is fixed to the bottom of the outer frame 25, a first guide plate 15 is fixed inside the outer frame 25 below the filter mesh ring 23, a second guide plate 16 is fixed inside the outer frame 25 on the right side of the first guide plate 15, a leak 21 is provided on the right side of the outer frame 25, a guide cylinder 22 is fixed on the right side of the outer frame 25, a fixed block 20 is fixed on the right side of the guide cylinder 22, a perforation 19 is provided on the left side of the fixed block 20, a circular groove 5 is provided on the top of the fixed block 20, the grinding mechanism 11 grinds the plastic and then leaks it into the inner part of the outer frame 25, the filter mesh ring 23 screens the ground plastic and filters the large plastic particles, then the first motor 13 is started, the first motor 13 drives the upper left transmission rod 14 to rotate, the upper left transmission rod 14 drives the filter mesh ring 23 to rotate, and the filter mesh ring 23 transports the large plastic to the inner part of the conveying mechanism 9.
[0021] Furthermore, the inner lower surface of the circular groove 5 is rotatably connected to the bottom of the spiral conveying blade 12, and a second motor 18 is fixed to the bottom of the fixed block 20. The output shaft of the second motor 18 passes through the fixed block 20 and is fixedly connected to the bottom of the spiral conveying blade 12. The spiral conveying blade 12 is located inside the fixed tube 7, and the bottom of the fixed tube 7 is fixedly connected to the top of the fixed block 20. A connecting rod 10 is fixed to the outer wall of the fixed tube 7, and the left end of the connecting rod 10 is fixedly connected to the outer wall of the grinding mechanism 11. The second motor 18 is started, and the second motor 18 rotates with the spiral conveying blade 12, and large plastic particles enter the interior of the circular groove 5. The spiral conveying blade 12 transports the large plastic particles to the grinding mechanism 11 for grinding again.
[0022] During operation, the grinding mechanism 11 grinds the plastic and the plastic leaks into the interior of the outer frame 25. The filter mesh ring 23 screens the ground plastic and filters out large plastic particles. Then, the first motor 13 is started, and the first motor 13 drives the upper left transmission rod 14 to rotate. The upper left transmission rod 14 drives the filter mesh ring 23 to rotate. The filter mesh ring 23 transports the large plastic to the interior of the conveying mechanism 9. The second motor 18 is started, and the second motor 18 drives the spiral conveying blade 12 to rotate. The large plastic particles enter the interior of the circular groove 5. The spiral conveying blade 12 transports the large plastic particles to the grinding mechanism 11 for grinding again.
[0023] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.
[0024] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".
[0025] 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 grinding and dispersing device for PBT engineering plastics, comprising a fixed frame (2), characterized in that: Two cross bars (1) are fixed to the bottom of the fixed frame (2); a grinding mechanism (11) and a dispersing mechanism (4) are respectively provided at the upper and lower parts of the fixed frame (2); a fixing ring (3) is fixed to the outer wall of the grinding mechanism (11) and the outer wall of the dispersing mechanism (4); two connecting blocks (6) are fixed to the outer wall of the fixing ring (3); the other ends of the plurality of connecting blocks (6) are respectively fixedly connected to the front and rear surfaces of the inner part of the fixed frame (2); a filtering mechanism (8) is provided between the grinding mechanism (11) and the dispersing mechanism (4); the filtering mechanism (8) comprises a filtering mesh ring (23) and an outer frame (25); a conveying mechanism (9) is fixed to the right side of the filtering mechanism (8); the conveying mechanism (9) comprises a spiral conveying blade (12) and a fixed pipe (7).
2. The grinding and dispersing equipment for PBT engineering plastics according to claim 1, characterized in that: The filter mesh ring (23) is located inside the outer frame (25); the inner part of the outer frame (25) is located inside the filter mesh ring (23) and is rotatably connected to a plurality of transmission rods (14); the inner part of the outer frame (25) is located outside the filter mesh ring (23) and is rotatably connected to a limit rod (24); a first motor (13) is fixed to the rear surface of the outer frame (25); a front end of an output shaft of the first motor (13) passes through the outer frame (25) and is fixedly connected to a rear end of the transmission rod (14) on the upper left.
3. The grinding and dispersing equipment for PBT engineering plastics according to claim 2, characterized in that: A funnel (17) is fixed at the bottom of the outer frame (25); a first guide plate (15) is fixed inside the outer frame (25) below the filter mesh ring (23); a second guide plate (16) is fixed inside the outer frame (25) on the right side of the first guide plate (15); and a leakage opening (21) is opened on the right side of the outer frame (25).
4. The grinding and dispersing equipment for PBT engineering plastics according to claim 3, characterized in that: A guide cylinder (22) is fixed to the right side of the outer frame (25), a fixing block (20) is fixed to the right side of the guide cylinder (22), a through hole (19) is provided on the left side of the fixing block (20), and a circular groove (5) is provided on the top of the fixing block (20).
5. The grinding and dispersing equipment for PBT engineering plastics according to claim 4, characterized in that: The inner lower surface of the circular groove (5) is rotatably connected to the bottom of the spiral conveying blade (12); a second motor (18) is fixed to the bottom of the fixed block (20); an output shaft of the second motor (18) passes through the fixed block (20) and is fixedly connected to the bottom of the spiral conveying blade (12).
6. The grinding and dispersing equipment for PBT engineering plastics according to claim 5, characterized in that: The spiral conveying blade (12) is located inside the fixed tube (7), the bottom of the fixed tube (7) is fixedly connected to the top of the fixed block (20), a connecting rod (10) is fixed to the outer wall of the fixed tube (7), and the left end of the connecting rod (10) is fixedly connected to the outer wall of the grinding mechanism (11).