CN220433283U - Quantitative feeding device for pulp crushing - Google Patents
Quantitative feeding device for pulp crushing Download PDFInfo
- Publication number
- CN220433283U CN220433283U CN202322022762.9U CN202322022762U CN220433283U CN 220433283 U CN220433283 U CN 220433283U CN 202322022762 U CN202322022762 U CN 202322022762U CN 220433283 U CN220433283 U CN 220433283U
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- Prior art keywords
- hopper
- discharging
- lever
- port
- belt type
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- 238000002360 preparation method Methods 0.000 claims abstract description 33
- 238000007599 discharging Methods 0.000 claims abstract description 31
- 239000000463 material Substances 0.000 claims description 35
- 238000003756 stirring Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000007790 scraping Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000003031 feeding effect Effects 0.000 abstract description 3
- 229920001131 Pulp (paper) Polymers 0.000 description 11
- 238000003825 pressing Methods 0.000 description 10
- 239000000835 fiber Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 244000082204 Phyllostachys viridis Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000035553 feeding performance Effects 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
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- Paper (AREA)
Abstract
The utility model belongs to the field of papermaking equipment, and provides a quantitative feeding device for pulp crushing, which comprises a belt type lifter, a crusher, a feeding port and a discharging port, wherein the belt type lifter comprises a lifting section and a discharging section which are distributed in an inverted V shape, a scraping plate fixedly connected with the feeding port is arranged below the discharging section, a preparation hopper is arranged above the feeding port, a stirring port facing to a conveying surface of the belt type lifter is arranged on one side of the preparation hopper, a slide carriage is rotatably arranged at the stirring port, a swing motor is arranged at a power input end of the slide carriage, a lever type pushing mechanism is arranged inside the preparation hopper, a discharging port communicated with the crusher is arranged at the bottom of the preparation hopper, a discharging plate which is in sliding fit with the side surface of the crusher is arranged at the discharging port, and a discharging cylinder for driving the discharging plate to do linear motion is arranged on the outer side of the discharging plate. The device has reasonable design, simple structure, good continuous feeding effect, long service life and suitability for large-scale popularization, and is beneficial to improving the production efficiency.
Description
Technical Field
The utility model belongs to the field of papermaking equipment, and particularly relates to a quantitative feeding device for pulp crushing.
Background
The paper pulp is a fibrous substance prepared by taking plant fibers as raw materials and adopting different processing methods. Mechanical pulp, chemical pulp and chemimechanical pulp can be classified according to the processing method; the fiber raw materials can be divided into wood pulp, straw pulp, hemp pulp, reed pulp, cane pulp, bamboo pulp, broken cloth pulp and the like according to the used fiber raw materials. After the pulp is put into a papermaking production line, the steps of crushing and impurity removal are required to be finished.
Currently, the equipment for crushing paper pulp is a crusher, a belt type lifter is arranged at a feed inlet of the crusher, and the lifter conveys the paper pulp into the crusher. Most belt lifters do not have a quantitative function, so that the conveying process of the belt lifters can be interrupted only by stopping the belt lifters, and the continuous feeding of the last pile of paper pulp after the last pile of paper pulp is fully crushed is ensured. However, in this way, part of the pulp on the belt lifter falls back into the pulp pile after stopping, a material-free zone appears in the next cycle, the accuracy of controlling the start and stop of the belt lifter is affected, the production efficiency is reduced, and the probability of motor failure is easily increased in the stopping process.
Disclosure of Invention
Aiming at the technical problems of the feeding device, the utility model provides the quantitative feeding device for crushing paper pulp, which has the advantages of reasonable design, simple structure, good continuous feeding effect, contribution to improving the production efficiency and longer service life.
In order to achieve the above purpose, the quantitative feeding device for pulp crushing comprises a belt type lifter, wherein a crusher is arranged on the discharging side of the belt type lifter, the crusher comprises a feeding port and a discharging port, the belt type lifter comprises a lifting section and a discharging section which are distributed in an inverted V shape, a scraping plate fixedly connected with the feeding port is arranged below the discharging section, a preparation hopper is arranged above the feeding port, a stirring port facing the conveying surface of the belt type lifter is arranged on one side of the preparation hopper, a slide carriage connected with the belt type lifter is rotatably arranged at the stirring port, a swinging motor is arranged at the power input end of the slide carriage, a lever type pushing mechanism is arranged inside the preparation hopper, a discharging port communicated with the crusher is arranged at the bottom of the preparation hopper, the discharging port and the feeding port are distributed in an up-down staggered mode, a scraper plate in sliding fit with the side surface of the crusher is arranged at the discharging port, and a linear discharging cylinder is arranged at the discharging port and is used for driving the discharging plate to move linearly.
Preferably, the end part of the slide carriage is provided with an inclined plane matched with the conveying surface of the belt lifter, and two sides of the slide carriage are provided with guard plates.
Preferably, the lever-type pushing mechanism comprises a fixed shaft arranged on the inner wall of the preparation hopper, a lever plate in running fit with the fixed shaft is arranged on the fixed shaft, a plurality of pushing teeth extending towards the direction of the discharge opening are arranged at two ends of the lever plate, two rows of springs are arranged at the inner top of the preparation hopper and distributed on two sides of the fixed shaft, a lever driving cylinder matched with the lever plate is arranged at the outer top of the preparation hopper, and a contact ball is arranged at the telescopic end of the lever driving cylinder.
Preferably, the two rows of springs are a row of buffer springs and a row of return springs respectively, one end of each buffer spring, which is back to the top of the preparation hopper, is a free end, and one end of each return spring, which is back to the preparation hopper, is connected with the lever plate.
Preferably, the material lifting section is provided with a pressing hopper, the cross section of the pressing hopper is U-shaped, an opening of the pressing hopper faces to the conveying surface of the material lifting section, and the bottom of the pressing hopper is provided with a bell mouth.
Compared with the prior art, the utility model has the advantages and positive effects that:
1. the scraper is used for preventing the belt type lifter from bringing materials back into the belt type lifter; after the belt type lifter conveys paper pulp into the crusher for a certain time, the swinging motor drives the slide carriage to be arranged on the belt type lifter, the belt type lifter does not stop and continues feeding, redundant materials automatically enter the preparation hopper from the slide carriage, the slide carriage is turned up after the crusher completes crushing, the lever type pushing mechanism pushes materials, and the materials in the preparation hopper and the materials on the belt type lifter enter the crusher simultaneously to continue crushing operation. The device has reasonable design, simple structure, good continuous feeding effect, long service life and suitability for large-scale popularization, and is beneficial to improving the production efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a quantitative feeding device for pulp crushing according to an embodiment;
in the above figures, 1, a belt lifter; 11. a material lifting section; 12. a blanking section; 2. a crusher; 21. a feeding port; 22. a discharge port; 3. a scraper; 4. preparing a hopper; 41. a stirring port; 42. a slide carriage; 43. a swing motor; 44. a discharge port; 45. a guard board; 5. a lever-type pushing mechanism; 51. a fixed shaft; 52. a lever plate; 53. pushing teeth; 54. a spring; 541. a buffer spring; 542. a return spring; 55. a lever driving cylinder; 6. a stripper plate; 7. a discharge cylinder; 8. a pressing hopper; 81. a horn mouth.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other. For convenience of description, the words "upper", "lower", "left" and "right" are merely used herein to denote a correspondence with the upper, lower, left, and right directions of the drawing figures, and are not limiting on the structure.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
As shown in fig. 1, the quantitative feeding device for pulp crushing provided by the utility model comprises a belt type lifter 1, wherein a crusher 2 is arranged on the discharging side of the belt type lifter 1, the crusher 2 comprises a feeding port 21 and a discharging port 222, the belt type lifter 1 comprises a lifting section 11 and a discharging section 12 which are distributed in an inverted V shape, a scraper 3 fixedly connected with the feeding port is arranged below the discharging section 12, a preparation hopper 4 is arranged above the feeding port, a stirring port 41 facing the conveying surface of the belt type lifter 1 is arranged on one side of the preparation hopper 4, a slide carriage 42 connected with the belt type lifter 1 is rotatably arranged at the stirring port 41, a swinging motor 43 is arranged at the power input end of the slide carriage 42, a lever type pushing mechanism 5 is arranged inside the preparation hopper 4, a discharging port 44 communicated with the crusher 2 is arranged at the bottom of the preparation hopper 4, the discharging port 44 and the feeding port are distributed in an up-down staggered mode, a discharging plate 6 matched with the side surface of the crusher 2 in a sliding mode is arranged at the discharging port 44, and a discharging cylinder 7 is arranged at the discharging port 6 and is driven to move linearly. The scraping plate 3 is used for scraping the return section of the belt lifter 1, so that the belt lifter 1 is prevented from being blocked due to the fact that the belt lifter 1 brings materials back into the belt lifter 1.
Specifically, after pulp is conveyed into the crusher 2 for a certain time by the belt lifter 1 provided by the utility model, a certain volume is reached, the swinging motor 43 drives the slide carriage 42 to turn down and be put on the belt lifter 1, namely, the belt lifter 1 is continuously stopped and continuously fed, redundant materials automatically enter the preparation hopper 4 from the stirring opening 41 along the slide carriage 42, and after the crusher 2 finishes crushing, the swinging motor 43 drives the slide carriage 42 to turn up, namely, the materials leave the connection surface of the materials with the belt lifter 1; the discharge cylinder 7 drives the discharge plate 6 to open the discharge opening 44, so that pulp materials can enter the crusher 2, and meanwhile, the lever-type pushing mechanism 5 pushes the materials to the discharge opening 44, and the materials in the preparation hopper 4 and the materials on the belt type lifter 1 enter the crusher 2 at the same time, so that the crusher 2 continues crushing operation. Therefore, the device can continuously operate without stopping, has good continuous feeding performance and crushing performance, and is beneficial to improving the production efficiency of the device.
In order to improve the leakage-proof performance of the device, the end part of the slide carriage 42 is provided with an inclined plane matched with the conveying surface of the belt lifter 1, the slide carriage 42 and the belt lifter 1 can be well connected by the inclined plane, two sides of the slide carriage 42 are provided with guard plates, and pulp materials can be prevented from leaking from two sides of the slide carriage 42 and falling into a workshop.
In order to improve the pushing performance of the lever type pushing mechanism, the lever type pushing mechanism provided by the utility model comprises a fixed shaft 51 arranged on the inner wall of a preparation hopper 4, a lever plate 52 in rotating fit with the fixed shaft 51 is arranged on the fixed shaft 51, a plurality of pushing teeth 53 extending towards the direction of a discharge opening 44 are arranged at two ends of the lever plate 52, two rows of springs 54 are arranged at the inner top of the preparation hopper 4 and distributed on two sides of the fixed shaft 51, a lever driving cylinder 55 for being matched with the lever plate 52 is arranged at the outer top of the preparation hopper 4, and contact balls are arranged at the telescopic ends of the lever driving cylinder 55. Wherein, when the lever driving cylinder 55 extends forward, the lever plate 52 can be pushed to rotate around the fixed shaft 51, and the pushing teeth 53 can push down the paper pulp and move towards the direction of the discharge opening 44, thereby achieving the aim of better discharging; during reverse retraction of the lever drive cylinder 55, the spring may pull the lever plate 52 back and force pulp material deflected from the discharge opening 44 toward a position adjacent the discharge opening 44, thereby improving the discharge efficiency of the preparation hopper 4. The lever driving cylinder 55 contacts the lever plate 52 with a contact ball in the form of a point-surface contact pair, so that the lever plate 52 can be driven to and fro smoothly and flexibly.
Further, the two rows of springs provided by the utility model are a row of buffer springs 541 and a row of return springs 542, one end of the buffer springs 541, which is opposite to the top of the preparation hopper 4, is a free end, and one end of the return springs 542, which is opposite to the preparation hopper 4, is connected with the lever plate 52. In the process of driving the lever plate 52 to deflect by the lever driving cylinder 55, the reset spring 542 is passively extruded and deformed, otherwise, the reset spring 542 drives the lever plate 52 to move towards the direction of the balance position, and the buffer spring 541 is used for avoiding violent collision between the reset amplitude of the lever plate 52 and the top plate of the preparation hopper 4.
In order to prevent the empty section of the material from being turned down on the conveying surface of the material lifting section 11, the utility model is provided with the pressing hopper 8 on the material lifting section 11, the cross section of the pressing hopper 8 is U-shaped, the opening of the pressing hopper faces the conveying surface of the material lifting section 11, the pressing hopper and the material lifting section 11 form a limited conveying space of the material on the material lifting section 11, and the stability of the material in the conveying direction is ensured; meanwhile, the bottom of the pressing hopper is provided with the bell mouth 81, so that the efficiency of the material entering the conveying space under the friction driving force can be improved.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.
Claims (5)
1. The utility model provides a pulp is broken with ration loading attachment, includes the belt type material lifting machine, the discharging side of belt type material lifting machine is provided with the breaker, the breaker includes feed opening and discharge gate, its characterized in that, the belt type material lifting machine is including being the material lifting section and the unloading section of falling V-arrangement distribution, the below of unloading section is provided with the scraper blade with feed opening fixed connection, the top of feed opening is provided with prepares the hopper, one side of preparing the hopper is provided with the driving of the conveying face of facing the belt type material lifting machine, driving of driving department rotates and is provided with the slide carriage that links up with the belt type material lifting machine, the power input of slide carriage is provided with swing motor, the inside of preparing the hopper is provided with lever pushing equipment, the bottom of preparing the hopper is provided with the discharge opening with the breaker intercommunication, discharge opening and feed opening are crisscross form distribution from top to bottom, discharge opening department is provided with the stripper with the side sliding fit of breaker, the outside of stripper is provided with and is used for driving its rectilinear motion's of unloading.
2. The quantitative pulp crushing feeder according to claim 1, wherein the end of the slide is provided with a slope that mates with a conveying surface of a belt lifter, and both sides of the slide are provided with guard plates.
3. The quantitative feeding device for pulp crushing according to claim 2, wherein the lever-type pushing mechanism comprises a fixed shaft arranged on the inner wall of the preparation hopper, a lever plate in running fit with the fixed shaft is arranged on the fixed shaft, a plurality of pushing teeth extending towards the direction of the discharge opening are arranged at two ends of the lever plate, two rows of springs are arranged at the inner top of the preparation hopper and distributed on two sides of the fixed shaft, a lever driving cylinder matched with the lever plate is arranged at the outer top of the preparation hopper, and a contact ball is arranged at the telescopic end of the lever driving cylinder.
4. A pulp crushing quantitative feeding device according to claim 3, wherein the two rows of springs are a row of buffer springs and a row of return springs respectively, one end of the buffer springs facing away from the top of the preparation hopper is a free end, and one end of the return springs facing away from the preparation hopper is connected with a lever plate.
5. The quantitative feeding device for pulp crushing according to claim 4, wherein the material lifting section is provided with a press hopper, the cross section of the press hopper is U-shaped, the opening of the press hopper faces to the conveying surface of the material lifting section, and the bottom of the press hopper is provided with a bell mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322022762.9U CN220433283U (en) | 2023-07-31 | 2023-07-31 | Quantitative feeding device for pulp crushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322022762.9U CN220433283U (en) | 2023-07-31 | 2023-07-31 | Quantitative feeding device for pulp crushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220433283U true CN220433283U (en) | 2024-02-02 |
Family
ID=89696513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322022762.9U Active CN220433283U (en) | 2023-07-31 | 2023-07-31 | Quantitative feeding device for pulp crushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220433283U (en) |
-
2023
- 2023-07-31 CN CN202322022762.9U patent/CN220433283U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |