CN210282626U

CN210282626U - Novel circulation screening and wood grinding machine for papermaking

Info

Publication number: CN210282626U
Application number: CN201920587129.5U
Authority: CN
Inventors: 陈俏甸; 赵正平; 沈思涛; 钟明强
Original assignee: Qingdao Chief Technology Co Ltd
Current assignee: Qingdao Chief Technology Co Ltd
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2020-04-10
Anticipated expiration: 2029-04-26

Abstract

The utility model discloses a novel papermaking is with circulation screening grinder, its structure includes timber bin, primary crushing case, secondary crushing case, circulation screening case and goes out the hopper, timber bin top is equipped with the feeder hopper, secondary crushing case below is linked together through slide and circulation screening case, circulation screening case top is linked together through return bend and secondary crushing case top, be equipped with the vibrations screen cloth between circulation screening case and the play hopper; the primary crushing incasement is equipped with first break bar and second break bar, the second grade is smashed the incasement and is equipped with first grinding apparatus wheel and second grinding apparatus wheel, the circulation screening incasement is equipped with the material raising wheel. The utility model discloses structural design is simple, carries out two steps to timber and smashes, smashes efficiently, and timber strong adaptability carries out real-time screening to the timber after smashing, smashes the timely ejection of compact of timber up to standard, smashes unqualified timber again, until smashing the ejection of compact up to standard, has guaranteed the crushing quality of timber.

Description

Novel circulation screening and wood grinding machine for papermaking

Technical Field

The utility model belongs to the technical field of papermaking mechanical equipment technique and specifically relates to a novel circulation screening millstone for papermaking.

Background

The paper making technology is one of four inventions in China, and is always the most important carrier for cultural preservation and transmission since the invention of paper. The wood is the most important raw material in the paper industry, and the modern paper making process mainly comprises the steps of wood peeling, chipping, grinding, cooking pulping, screening, pulp washing, bleaching, papermaking, squeezing, calendaring, drying, cutting and the like, so that high-quality paper can be obtained, and therefore, high-efficiency wood grinding mechanical equipment is one of necessary mechanical equipment in the paper industry.

The traditional wood grinding equipment often has the problems of uneven wood grinding, poor adaptability to timbers with different qualities and the like, the wood grinding efficiency is seriously influenced, the paper production period is prolonged, and the production cost of paper is improved

SUMMERY OF THE UTILITY MODEL

In order to overcome the timber grinding that exists among the prior art inhomogeneous, to the poor scheduling defect of adaptability of different quality timber, improve timber grinding's efficiency, shorten the cycle of paper production, reduce the manufacturing cost of paper, the utility model provides a novel circulation screening miller for papermaking.

The utility model provides a technical scheme that its technical problem adopted is: a novel circulating screening wood grinding machine for papermaking structurally comprises a wood storage box, a primary grinding box, a secondary grinding box, a circulating screening box and a discharge hopper, wherein the primary grinding box is arranged below the wood storage box, the secondary grinding box is arranged below the primary grinding box, the circulating screening box is arranged on the side of the secondary grinding box, and the discharge hopper is arranged below the circulating screening box; a feeding hopper is arranged above the wood storage box, a first wedge-shaped guide block is arranged between the wood storage box and the primary crushing box, and a second wedge-shaped guide block is arranged between the primary crushing box and the secondary crushing box; the lower part of the secondary crushing box is communicated with a circulating screening box through an inclined sliding plate, the upper part of the circulating screening box is communicated with the upper part of the secondary crushing box through a bent pipe, and a vibrating screen is arranged between the circulating screening box and the discharge hopper; the primary crushing incasement is equipped with first break bar and second break bar, the second grade is smashed the incasement and is equipped with first grinding apparatus wheel and second grinding apparatus wheel, the circulation screening incasement is equipped with the material raising wheel.

The novel circulation screening and wood grinding machine for papermaking is characterized in that the first cutter wheel rotates clockwise, and the second cutter wheel rotates anticlockwise.

Foretell novel circulation screening grinder for papermaking, first grinding apparatus wheel and second grinding apparatus wheel rotate clockwise.

The novel circulation screening and wood grinding machine for papermaking is characterized in that the material lifting wheel rotates clockwise.

The novel circulation screening and wood grinding machine for papermaking is characterized in that the first knife flywheel and the second knife flywheel are arranged in a staggered mode.

The novel circulation screening and wood grinding machine for papermaking is characterized in that the first knife flywheel and the second knife flywheel are saw blade knife pulleys.

The clearance between the first grinding tool wheel and the second grinding tool wheel is less than or equal to 5 mm.

The novel circulation screening and wood grinding machine for papermaking is characterized in that the first knife flywheel, the second knife flywheel, the first grinding tool wheel and the second grinding tool wheel are driven by a gasoline engine or a diesel engine, and the material raising wheel is driven by a high-speed motor.

The beneficial effects of the utility model are that, the utility model discloses structural design is simple, carries out two steps to timber and smashes, smashes efficiently, to the strong adaptability of timber, carries out real-time screening to the timber after smashing, smashes the timely ejection of compact of timber up to standard, smashes unqualified timber again, until smashing the ejection of compact up to standard, has guaranteed the crushing quality of timber.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a block diagram of the present invention;

fig. 2 is a structure view of the knife flywheel of the present invention.

In the figure, 1, a wood storage box, 11, a feed hopper, 12, a first wedge-shaped guide block, 2, a primary crushing box, 21, a second wedge-shaped guide block, 22, a first knife wheel, 23, a second knife wheel, 3, a secondary crushing box, 31, a sliding plate, 32, a first grinding wheel, 33, a second grinding wheel, 4, a circulating screening box, 41, a bent pipe, 42, a vibrating screen, 43, a lifting wheel and 5, a discharge hopper are arranged.

Detailed Description

In order to more clearly illustrate the technical solution of the present invention, the following provides a further description of the present invention with reference to the accompanying drawings, and obviously, the following described drawings are only one embodiment of the present invention, and for those skilled in the art, other embodiments can be obtained according to the drawings and the embodiment without any creative work, and all belong to the protection scope of the present invention.

A novel circulating screening wood grinding machine for papermaking structurally comprises a wood storage box 1, a primary crushing box 2, a secondary crushing box 3, a circulating screening box 4 and a discharge hopper 5, wherein the primary crushing box 2 is arranged below the wood storage box 1, the secondary crushing box 3 is arranged below the primary crushing box 2, the circulating screening box 4 is arranged on the side of the secondary crushing box 3, and the discharge hopper 5 is arranged below the circulating screening box 4; a feed hopper 11 is arranged above the wood storage box 1, a first wedge-shaped guide block 12 is arranged between the wood storage box 1 and the primary crushing box 2, and a second wedge-shaped guide block 21 is arranged between the primary crushing box 2 and the secondary crushing box 3; the lower part of the secondary crushing box 3 is communicated with a circulating screening box 4 through an inclined sliding plate 31, the upper part of the circulating screening box 4 is communicated with the upper part of the secondary crushing box 3 through an elbow pipe 41, and a vibrating screen 42 is arranged between the circulating screening box 4 and the discharge hopper 5; a first knife wheel 22 and a second knife wheel 23 are arranged in the primary crushing box 2, a first grinding tool wheel 32 and a second grinding tool wheel 33 are arranged in the secondary crushing box 3, and a material raising wheel 43 is arranged in the circulating screening box 4.

Further, the first cutter wheel 22 rotates clockwise, and the second cutter wheel 23 rotates counterclockwise; the first and

second grinder wheels

32 and 33 rotate clockwise; the material raising wheel 43 rotates clockwise; the first cutter wheel 22 and the second cutter wheel 23 are arranged in a staggered mode; the first knife flywheel 22 and the second knife flywheel 23 are saw blade knife flywheel; the gap between the first grinding wheel 32 and the second grinding wheel 33 is 5 mm; the first cutter wheel 22, the second cutter wheel 23, the first grinder wheel 32 and the second grinder wheel 33 are driven by a diesel engine, and the material raising wheel 43 is driven by a high-speed motor.

The utility model discloses at the during operation, timber is added into timber bin 1 by feeder hopper 11, timber gets into primary crushing case 2 through first wedge guide block 12, contact first break bar 22 and second break bar 23, and tentatively cut up by first break bar 22 and second break bar 23, get into the second grade through second wedge guide block 21 and smash the case, contact first grinding apparatus wheel 32 and second grinding apparatus wheel 33, get into circulation screening case 4 through slide 31 after first grinding apparatus wheel 32 and second grinding apparatus wheel 33 grinding, smash up-to-standard timber and get into out hopper 5 through vibrations screen cloth 42, break away from equipment collection, smash up not up-to-standard timber and be raised by lifting wheel 43, smash up again through return bend 41 first grinding apparatus wheel 32 and second grinding apparatus wheel 33 of contact once more, smash up to reach standard.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.

Claims

1. The utility model provides a novel papermaking is with circulation screening grinder, its structure includes timber bin (1), primary crushing case (2), second grade crushing case (3), circulation screening case (4) and goes out hopper (5), its characterized in that: the primary crushing box (2) is arranged below the wood storage box (1), the secondary crushing box (3) is arranged below the primary crushing box (2), the circulating screening box (4) is arranged on the side of the secondary crushing box (3), and the discharge hopper (5) is arranged below the circulating screening box (4); a feed hopper (11) is arranged above the wood storage box (1), a first wedge-shaped guide block (12) is arranged between the wood storage box (1) and the primary crushing box (2), and a second wedge-shaped guide block (21) is arranged between the primary crushing box (2) and the secondary crushing box (3); the lower part of the secondary crushing box (3) is communicated with a circulating screening box (4) through an inclined sliding plate (31), the upper part of the circulating screening box (4) is communicated with the upper part of the secondary crushing box (3) through a bent pipe (41), and a vibrating screen (42) is arranged between the circulating screening box (4) and the discharge hopper (5); the primary crushing box (2) is internally provided with a first knife flywheel (22) and a second knife flywheel (23), the secondary crushing box (3) is internally provided with a first grinding tool wheel (32) and a second grinding tool wheel (33), and the circulating screening box (4) is internally provided with a material raising wheel (43).

2. The new circulation screening and wood grinding machine for papermaking as claimed in claim 1, characterized in that the first knife flywheel (22) rotates clockwise and the second knife flywheel (23) rotates counterclockwise.

3. The new endless screening grinder for paper-making according to claim 1, characterized in that the first grinder wheel (32) and the second grinder wheel (33) rotate clockwise.

4. The new circulating screening and wood grinding machine for paper making according to claim 1, characterized in that the material raising wheel (43) rotates clockwise.

5. The new circulating screening and wood grinding machine for papermaking as claimed in claim 1, characterized in that the first cutter wheel (22) and the second cutter wheel (23) are staggered with each other.

6. The new circulation screening and wood grinding machine for papermaking as claimed in claim 1, characterized in that the first cutter wheel (22) and the second cutter wheel (23) are saw blade cutter wheels.

7. The novel circulation screening and wood grinding machine for papermaking as claimed in claim 1, wherein the gap between the first grinding wheel (32) and the second grinding wheel (33) is less than or equal to 5 mm.

8. The novel paper-making circulation screening and wood grinding machine according to claim 1, characterized in that the first knife wheel (22), the second knife wheel (23), the first grinding wheel (32) and the second grinding wheel (33) are driven by a gasoline engine or a diesel engine, and the material raising wheel (43) is driven by a high-speed motor.