阅读说明：本技术 一种中密度纤维板自动生产线及其工作方法 (Automatic production line for medium-density fiberboard and working method thereof ) 是由 李吉冉 米扬 于 2019-12-03 设计创作，主要内容包括：本发明公开了一种中密度纤维板自动生产线,包括：送料机构、机械铺装机、预压机、纵横裁边机、同步运输机、装板机、热压机和卸板机,所述机械铺装机顶部设置有送料机构,所述机械铺装机输出端连接设置有预压机输入端,所述预压机输出端连接设置有纵横裁边机输入端,所述纵横裁边机输出端连接设置有同步运输机输入端,所述同步运输机输出端连接设置有装板机输入端,所述装板机输出端连接设置有热压机输入端,所述热压机输出端连接设置有卸板机输入端；一方面整和了各个设备,减少了设备中间流转的时间,提高了工作效率,也减少了中间流转所需的空间,人力和物力成本低,另一方面提高了设备的自动化,实用性高。(The invention discloses an automatic production line of medium density fiberboard, comprising: the automatic feeding device comprises a feeding mechanism, a mechanical paving machine, a prepressing machine, a longitudinal and transverse edge cutting machine, a synchronous conveyer, a plate loading machine, a hot press and a plate unloading machine, wherein the feeding mechanism is arranged at the top of the mechanical paving machine; on the one hand, each device is integrated, the time for circulation in the middle of the device is reduced, the working efficiency is improved, the space required by the circulation in the middle is also reduced, the manpower and material resources are low in cost, on the other hand, the automation of the device is improved, and the practicability is high.)

1. The utility model provides a medium density fiberboard automatic production line which characterized in that: the method comprises the following steps: the automatic plate loading and unloading device comprises a feeding mechanism (1), a mechanical paving machine (2), a prepressing machine (3), a longitudinal and transverse edge cutting machine (4), a synchronous conveyor (5), a plate loading machine (6), a hot press (7) and a plate unloading machine (8), wherein the feeding mechanism (1) is arranged at the top of the mechanical paving machine (2), the output end of the mechanical paving machine (2) is connected and provided with the input end of the prepressing machine (3), the output end of the prepressing machine (3) is connected and provided with the input end of the longitudinal and transverse edge cutting machine (4), the output end of the longitudinal and transverse edge cutting machine (4) is connected and provided with the input end of the synchronous conveyor (5), the output end of the synchronous conveyor (5) is connected and provided with the input end of the plate loading machine (6), the output end of the plate loading machine (6) is connected.

2. The automatic production line of medium density fiberboard of claim 1, wherein: feeding mechanism (1) include cyclone (11), rotatory glassware (12) and dry fibre measurement feed bin (13) down, cyclone (11) output is connected and is provided with rotatory glassware (12) input down, rotatory glassware (12) output is connected and is provided with dry fibre measurement feed bin (13) down, dry fibre measurement feed bin (13) set up in rotatory glassware (12) bottom down, dry fibre measurement feed bin (13) output is connected and is set up in mechanical paver (2) top.

3. The automatic production line of medium density fiberboard of claim 1, wherein: vertical trimming machine of board blank (4) include vertical trimming machine of board blank (41) and the horizontal cut-off saw of board blank (42), vertical trimming machine of board blank (41) set up in prepress (3) output, one side that the vertical trimming machine of board blank (41) kept away from prepress (3) is provided with the horizontal cut-off saw of board blank (42), the horizontal cut-off saw of board blank (42) fixed set up in synchronous transport machine (5) one side.

4. The automatic production line of medium density fiberboard of claim 3, wherein: the slab transverse cutting saw (42) comprises a base (421), a rotating frame (422), a sliding guide rail (423), a sliding cutter holder (424), a saw cutter (425) and a supporting frame (426), wherein the base (421) is fixedly arranged on one side of the synchronous conveyor (5), the rotating frame (422) is arranged on the base (421), the sliding guide rail (423) is fixedly arranged on the rotating frame (422), the supporting frames (426) are arranged at two ends of the sliding guide rail (423), the supporting frame (426) is fixedly arranged on the ground, the sliding cutter holder (424) is arranged on the sliding guide rail (423), the saw cutter (425) is arranged on the sliding cutter holder (424), and the saw cutter (425) is arranged at the top of the synchronous conveyor (5); the axial direction of the sliding guide rail (423) forms an oblique angle with the moving direction of the synchronous conveyor (5).

5. The automatic production line of medium density fiberboard of claim 1, wherein: synchronous conveyer (5) middle section be provided with recovery unit (9), recovery unit (9) are including crushed aggregates recovery area (91), waste recovery machine (92), telescopic link (93) and layer board (94), crushed aggregates recovery area (91) set up in synchronous conveyer (5) bottom, crushed aggregates recovery area (91) output is provided with waste recovery machine (92) input, waste recovery machine (92) top is provided with telescopic link (93), telescopic link (93) are fixed to be set up on synchronous conveyer (5), telescopic link (93) top is provided with layer board (94), layer board (94) top plane and synchronous conveyer (5) top plane are in the coplanar.

6. The automatic production line of medium density fiberboard of claim 5, wherein: the waste recovery machine (92) is essentially a crusher.

7. The automatic production line of medium density fiberboard of claim 1, wherein: the hot press exhaust hood is characterized in that a hot press exhaust hood (10) is arranged at the top of the hot press (6), the hot press exhaust hood (10) extends to the mechanical paving machine (2) and the plate unloading machine (8), and a protrusion is arranged on the hot press exhaust hood (10) and arranged at the top of the hot press (6).

8. The working method of the automatic production line of the medium-density fiberboard of claim 1, comprising the steps of feeding, paving, prepressing, cutting, hot pressing and storing, and is characterized in that: the method specifically comprises the following steps:

the method comprises the following steps: feeding, wherein the feeding mechanism (1) quantitatively feeds materials into the mechanical paving machine (2) for paving;

step two: paving, wherein the mechanical paving machine (2) mixes the fibers and the adhesive, paves the mixture into a plate and sends the plate to a prepress machine (3) for prepressing;

step three: pre-pressing, wherein the pre-pressing machine (3) presses the plate for the first time;

step four: cutting, wherein the prepressing machine (3) discharges materials, and the longitudinal and transverse edge cutting machines (4) cut edges of the plates and cut the plates into smaller plates;

step five: hot pressing, wherein the synchronous conveyer (5) sends the plates into a plate loading machine (6), the plate loading machine (6) stacks the plates and sends the plates into a hot press (7), and the plates are hot-pressed and molded by the hot press (7);

step six: and the plate unloading machine (8) receives and stores the plates.

9. The working method of the automatic production line of the medium-density fiberboard of claim 1, which comprises recycling waste materials, and is characterized in that: the method specifically comprises the following steps:

the method comprises the following steps: the method comprises the steps of (1) recovering crushed aggregates, wherein the synchronous conveyor (5) is divided into a plurality of sections, the crushed aggregates fall onto a crushed aggregate recovery belt (91) along with the synchronous conveyor (5), and the crushed aggregate recovery belt (91) sends the crushed aggregates into a waste material recovery machine (92);

step two: waste plates are recycled, when the qualified plates pass through the recycling device (9), the telescopic rod (93) does not work, and the plates pass through; when the unqualified plate passes through the recovery device (9), the telescopic rod (93) is lifted, and the unqualified plate falls into the waste recovery machine (92).

Technical Field

The invention belongs to the field of automatic production equipment and technology, and particularly relates to an automatic production line of a medium-density fiberboard and a working method thereof.

Background

The artificial board is a board processed by taking a wood raw material or other plant fibers as a main raw material, wherein the fiber board is a common type in the artificial board, has the advantages of wide raw material source, strong physical stability and no natural defects such as knots, wormholes, cracks and the like, gradually replaces natural wood, and becomes a large support in the wood market. At present, China has developed into the first major world for the production and consumption of fiberboards, and has become the fastest growing country in the world. The fiber board can be divided into a low-density fiber board, a medium-density fiber board and a high-density fiber board, wherein the medium-density fiber board is characterized by large breadth, uniform structure, high strength, stable dimension, small deformation, easy cutting processing, firm board edge, smooth surface and convenient direct gluing and finishing, and the medium-density fiber board is always the fastest-developing variety in the fiber board since the 90 s of the 20 th century.

However, since the fiberboard is generally produced at a low cost, most enterprises do not put much effort on the research of the production equipment of the limiting plate, and thus, the existing production equipment of the fiberboard still has many disadvantages. For example, most of the existing fiberboard production equipment is in a relatively independent state, a large amount of circulation is needed in the whole fiberboard production process, manpower, material resources and fields are wasted, the production efficiency is poor, meanwhile, most of the equipment still adopts manual operation, the efficiency is low, and the practicability is poor. Therefore, the present application has made innovations and improvements to fiberboard production equipment with respect to the above problems.

The existing fiberboard production equipment mainly has the following problems:

1. most of the existing fiberboard production equipment is in a relatively independent state, a large amount of circulation is needed in the whole fiberboard production process, manpower, material resources and fields are wasted, and the production efficiency is poor

2. Most of the existing fiberboard production equipment still adopts manual operation, so that the efficiency is low and the practicability is poor.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the defects, the invention aims to provide an automatic production line of medium-density fiberboards and a working method thereof, which not only integrates all devices, reduces the time for the middle circulation of the devices, improves the working efficiency, but also reduces the space required by the middle circulation, has low cost of manpower and material resources, improves the automation of the devices and has high practicability.

The technical scheme is as follows: in order to achieve the above object, the present invention provides an automatic production line for medium density fiberboard, comprising: the automatic edge loading and unloading device comprises a feeding mechanism, a mechanical paving machine, a prepressing machine, a longitudinal and transverse edge cutting machine, a synchronous conveyer, a plate loading machine, a hot press and a plate unloading machine, wherein the feeding mechanism is arranged at the top of the mechanical paving machine, the output end of the mechanical paving machine is connected with the input end of the prepressing machine, the output end of the prepressing machine is connected with the input end of the longitudinal and transverse edge cutting machine, the output end of the longitudinal and transverse edge cutting machine is connected with the input end of the synchronous conveyer, the output end of the synchronous conveyer is connected with the input end of the plate loading machine, the output end of the.

The arrangement of the fiberboard production line integrates all the equipment, reduces the time for intermediate circulation of the equipment, improves the working efficiency, reduces the space required by the intermediate circulation, and has low manpower and material resource cost.

The feeding mechanism comprises a cyclone separator, a rotary feeder and a dry fiber metering bin, wherein the output end of the cyclone separator is connected with the input end of the rotary feeder, the output end of the rotary feeder is connected with the dry fiber metering bin, the dry fiber metering bin is arranged at the bottom of the rotary feeder, and the output end of the dry fiber metering bin is connected with the top of the mechanical spreading machine.

The feeding mechanism is arranged, so that on one hand, dust can be reduced through the cyclone separator, the quality of the plate is improved, on the other hand, the feeding speed is improved through the rotary feeder, and the production efficiency is high; according to the dry fiber metering bin, the metering of the raw materials of the board is realized, the quality of the board is ensured, and the phenomenon that the flatness is increased due to too much raw materials and the phenomenon that the board is incomplete due to too little raw materials are avoided.

The longitudinal and transverse edge cutting machine comprises a longitudinal slab edge cutting machine and a transverse slab saw, the longitudinal slab edge cutting machine is arranged at the output end of the prepress, the transverse slab saw is arranged on one side of the longitudinal slab edge cutting machine, which is far away from the prepress, and the transverse slab saw is fixedly arranged on one side of the synchronous conveyor.

The longitudinal and transverse edge cutting machine can effectively control the size of the plate and ensure the quality of the plate.

The plate blank cross cutting saw comprises a base, a rotating frame, a sliding guide rail, a sliding tool apron, a saw and a supporting frame, wherein the base is fixedly arranged on one side of a synchronous conveyor, the rotating frame is arranged on the base, the sliding guide rail is fixedly arranged on the rotating frame, the supporting frames are arranged at two ends of the sliding guide rail, the supporting frames are fixedly arranged on the ground, the sliding tool apron is arranged on the sliding guide rail, the saw is arranged on the sliding tool apron, and the saw is arranged at the top of the synchronous conveyor; the axial direction of the sliding guide rail and the motion direction of the synchronous conveyor form an oblique angle.

The middle section of the synchronous conveyor is provided with a recovery device, the recovery device comprises a crushed aggregate recovery belt, a waste recovery machine, a telescopic rod and a supporting plate, the crushed aggregate recovery belt is arranged at the bottom of the synchronous conveyor, the output end of the crushed aggregate recovery belt is provided with the input end of the waste recovery machine, the top of the waste recovery machine is provided with the telescopic rod, the telescopic rod is fixedly arranged on the synchronous conveyor, the top of the telescopic rod is provided with the supporting plate, and the top plane of the supporting plate and the top plane of the synchronous conveyor are in the same plane.

The recovery device is arranged to receive the crushed aggregates scattered on the synchronous conveyor, send the unqualified plates out of the synchronous conveyor by using the lifting platform, ensure the neatness of the plates on the synchronous conveyor, improve the product quality, realize the recovery of the waste materials and reduce the cost.

The waste recovery machine described in the present invention is essentially a crusher.

The top of the hot press is provided with a hot press exhaust hood, the hot press exhaust hood extends to a mechanical paving machine and a plate unloading machine, and the hot press exhaust hood is provided with a bulge which is arranged on the top of the hot press.

The working method of the automatic production line of the medium density fiberboard comprises the steps of feeding, paving, prepressing, cutting, hot pressing and storing, and specifically comprises the following steps:

the method comprises the following steps: feeding, namely quantitatively feeding the materials to a mechanical paving machine by the feeding mechanism for paving;

step two: paving, namely mixing the fibers and the adhesive by using the mechanical paving machine, paving into a plate and conveying the plate to a prepress for prepressing;

step three: pre-pressing, wherein the pre-pressing machine presses the plate for the first time;

step four: cutting, namely discharging by the pre-pressing machine, and cutting the edges of the plate by the longitudinal and transverse edge cutting machines into smaller plates;

step five: hot pressing, wherein the synchronous conveyer sends the plates into a plate loader, the plate loader stacks the plates and sends the plates into a hot press, and the plates are hot-pressed and molded by the hot press;

step six: and storing the plates, wherein the plate unloading machine receives and stores the plates.

The working method of the automatic production line of the medium-density fiberboard comprises the following steps of recycling waste materials:

the method comprises the following steps: the synchronous conveyor is divided into a plurality of sections, the crushed aggregates fall onto a crushed aggregate recovery belt along with the synchronous conveyor, and the crushed aggregates are sent to a waste recovery machine by the crushed aggregate recovery belt;

step two: recovering the waste plates, wherein when the qualified plates pass through the recovery device, the telescopic rod does not work, and the plates pass through; when the unqualified plate passes through the recovery device, the telescopic rod is lifted, and the unqualified plate falls into the waste recovery machine.

The technical scheme shows that the invention has the following beneficial effects:

1. according to the automatic production line of the medium-density fiberboard and the working method thereof, all equipment is integrated, the time for intermediate circulation of the equipment is shortened, the working efficiency is improved, the space required by the intermediate circulation is reduced, and the cost of manpower and material resources is low.

2. According to the automatic production line for the medium-density fiberboard and the working method thereof, on one hand, dust can be reduced through the cyclone separator, the quality of the board is improved, on the other hand, the feeding speed is improved through the rotary feeder, and the production efficiency is high.

3. According to the automatic production line for the medium-density fiberboard and the working method thereof, disclosed by the invention, the raw materials of the board are metered, the quality of the board is ensured, and the phenomenon that the flatness is increased due to too much raw materials and the phenomenon that the board is incomplete due to too little raw materials are avoided.

4. According to the automatic production line for the medium-density fiberboard and the working method thereof, on one hand, crushed aggregates scattered on the synchronous conveyor are received, on the other hand, unqualified boards are sent out of the synchronous conveyor by using the liftable platform, the neatness of the boards on the synchronous conveyor is ensured, the product quality is improved, the recovery of waste materials is realized, and the cost is reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a feeding mechanism of the present invention;

FIG. 3 is a schematic structural view of the mechanical spreader of the present invention;

FIG. 4 is a schematic view of the construction of a prepress according to the invention;

FIG. 5 is a schematic structural view of a longitudinal slab edge cutting machine according to the present invention;

FIG. 6 is a schematic structural view of a slab cross-cut saw according to the present invention;

FIG. 7 is a schematic view of the recycling apparatus of the present invention;

in the figure: the device comprises a feeding mechanism-1, a cyclone separator-11, a rotary feeder-12, a dry fiber metering bin-13, a mechanical spreading machine-2, a prepress-3, a longitudinal and transverse edge cutting machine-4, a slab longitudinal edge cutting machine-41, a slab transverse cutting saw-42, a base-421, a rotating frame-422, a sliding guide rail-423, a sliding knife holder-424, a saw knife-425, a support frame-426, a synchronous conveyor-5, a plate loading machine-6, a hot press-7, a plate unloading machine-8, a recovery device-9, a crushed material recovery belt-91, a waste recovery machine-92, a telescopic rod-93, a supporting plate-94 and an exhaust hood-10.

Detailed Description

The invention is further elucidated with reference to the drawings and the embodiments.