CN209453770U - A kind of fiberboard hot-press arrangement for avoiding generating gum spot on steel band - Google Patents
A kind of fiberboard hot-press arrangement for avoiding generating gum spot on steel band Download PDFInfo
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- CN209453770U CN209453770U CN201821279845.9U CN201821279845U CN209453770U CN 209453770 U CN209453770 U CN 209453770U CN 201821279845 U CN201821279845 U CN 201821279845U CN 209453770 U CN209453770 U CN 209453770U
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- steel band
- press
- gum spot
- avoiding generating
- sanding powder
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Abstract
The utility model relates to a kind of fiberboard hot-press arrangements for avoiding generating gum spot on steel band, including double Steel-belt Continuous Press, double Steel-belt Continuous Press include press inlet port, upper steel band and lower steel band with entering angle, it is equipped with transporter before the press inlet port, is equipped with sanding powder spreading machine above the transporter top and the lower steel band.The purpose of this utility model is by avoiding generating gum spot in steel strip surface without using release agent.The utility model provides a kind of fiberboard hot-press arrangement for avoiding generating gum spot on steel band, by sanding powder spreading machine in the mating formation of fibre mat upper and lower surface, hot pressing, utilize the pre-hardening thickness fibrous raw material of the sanding powder substitution few fibers plate production of recycling, make not generate gum spot on the steel band of press, the power consumption of consumption of raw materials and sander that some dry fibers are mated formation is reduced simultaneously, increases the service life of steel band and abrasive band.
Description
Technical field
The utility model relates to a kind of fiberboard hot-press arrangements, are more particularly to a kind of fibre for avoiding generating gum spot on steel band
Tie up plate hot-press arrangement.
Background technique
Fiberboard is one kind using wood fibre or other plant fiber as primary raw material, prepares through fiber, applies adhesive,
Mat formation after fiber drying molding, then manufactured a kind of artificial board after hot pressing.Classify by bulk density, fiberboard can be divided into high density
Fiberboard, medium density fibre board (MDF), low density fiberboard.Since fiberboard is uniform in material, be widely used in furniture, floor, bed,
The processing of wallboard, packing box, furred ceiling etc..Existing fiber plate sanding powder is used mainly as low value-added product, is fired for boiler
The primary raw material of material and fragrant core.
In the production process of medium density fibre board (MDF), sanding process is essential process.Main cause is in fiberboard
In production, the upper and lower surface of plate can generate pre-hardening thickness.The pre-hardening thickness fingerboard base of plate forms close under passive state
Spend relatively low surface layer.As by temperature and not in contact with pressure, surface layer glue starts to solidify slab, formation it is close
Spend surface layer relatively low and with scared phenomenon.This surface layer japanning when furniture, craftwork etc. manufacture is unstable, can not apply,
It must be fallen with sander sand.Due to the limitation of condition, the formation of pre-hardening thickness is inevitable in production process, can only be as far as possible
The thickness of pre-hardening thickness is preferably minimized.
In order to make plate that there is glar after sanding, the quality of product is ensured, a kind of method at this stage
It is the press inlet port that will be sent into adjustable entering angle by feed conveyer through the slab after precompressed, is sent directly into slab up and down
Among steel band, under steel strip driving enter blanketed zone heating pressurization, reduction mat formation slab on steel band with the exposure duration of air.
But the fiberboard of adhesive is used, the fiberboard of isocyanates gluing agent is especially prepared, gum spot can be generated and be sticked on steel band,
Subsequent fiber plate quality decline is caused, the economic benefit of enterprise is affected.In order to solve the problems, such as gum spot, existing solution
First is that the steel strip surface in press sprays release agent.But the release agent of part of the manufacturer uses the substance for containing CL ion as anti-
The aggregation of rotten agent, CL ion can damage steel band, reduce steel band service life, while increase expense expenditure.Another scheme
It is in steel strip surface copper alloy brush brush coating spot, but this method equally will cause the abrasion of steel band.
Utility model content
In order to solve above-mentioned agricultural technology problem, the utility model provides a kind of fiber for avoiding generating gum spot on steel band
Plate hot-press arrangement avoids steel strip surface from generating gum spot, while effectively recycling benefit in the case where not using release agent and brush coating spot
Use sanding powder.
The technical scheme adopted by the utility model is
A kind of fiberboard hot-press arrangement for avoiding generating gum spot on steel band of the utility model, including double steel bands are continuously pressed
Machine, double Steel-belt Continuous Press include press inlet port, upper steel band and lower steel band with entering angle, are entered in the press
It is equipped with transporter before mouthful, is equipped with sanding powder spreading machine above the transporter top and the lower steel band.
Further, sanding powder of mating formation uses sanding powder spreading machine, and the sanding powder spreading machine includes the sand of lower ending opening
Light powder blanking chamber, the sanding powder blanking is intracavitary to be successively arranged feed screw conveyer, hopper from top to bottom, throws scattered roller.
Further:
The feed hopper bottom is equipped with discharge valve.
The feed screw conveyer includes feeder and the screw rod in feeder, feeder lower end interval
Equipped with several lower material through hole;One end of the feeder is equipped with feed inlet, and the other end is equipped with discharge port.
The sanding powder spreading machine further includes being arranged with the sanding powder blanking chamber interval and passing through bottom abutting end to connect
Vacuum chamber, be successively arranged suction inlet, leveling roll, lower ending opening from top to bottom in the vacuum chamber.
The suction inlet is connect by aspiration channel with sack cleaner.
The suction inlet is located at the top of the vacuum chamber.
The beneficial effects of the utility model are:
The utility model provides a kind of fiberboard hot-press arrangement for avoiding generating gum spot on steel band, passes through sanding powder spreading machine
In the mating formation of fibre mat upper and lower surface, hot pressing, utilize the pre-hardening thickness of the sanding powder substitution few fibers plate production of recycling fine
Raw material is tieed up, makes not generate gum spot on the steel band of press, while reducing the electricity of consumption of raw materials and sander that some dry fibers are mated formation
Consumption increases the service life of steel band and abrasive band.
Detailed description of the invention
The utility model is further described in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the working principle diagram of the utility model.
Fig. 2 is the structural schematic diagram of sanding powder spreading machine.
Fig. 3 is the laying device side diagram of the utility model.
Specific embodiment
A kind of fiberboard hot-press arrangement for avoiding generating gum spot on steel band, including double Steel-belt Continuous Press 1, double steel bands
Continuous press 1 includes press inlet port, upper steel band and lower steel band with entering angle, and transport is equipped with before the press inlet port
Machine 2,2 top of transporter and the lower steel band top are equipped with sanding powder spreading machine 3.
Working principle is as follows:
Using double Steel-belt Continuous Press 1, the fibre mat after precompressed is sent into the pressure for having entering angle by feed conveyer 2
Machine entrance makes fibre mat upper surface mat formation sanding powder, while in press in charging transportational process using sanding powder spreading machine 3
The lower steel band of entrance is mated formation sanding powder, to enter press in inlet assembly, group blank structure is from top to bottom are as follows: sanding bisque,
Dry fibers layer, sanding bisque.As shown in Figure 1.
The sanding powder is derived from the coarse sand frame of fiberboard sander, and particle surface covers adhesive before sanding powder is fed, and
Moisture content is 15%-25%.The adhesive is identical as the adhesive that dry fibers use.
As shown in Figure 2 and Figure 3, the sanding powder spreading machine 1 is equipped at intervals with vacuum chamber 31, sanding that lower end is open side by side
Powder blanking chamber 32 is successively arranged suction inlet 311 in the vacuum chamber 31 from top to bottom, (settable adjusting rod makes it to leveling roll 312
Position is adjustable), it is successively arranged feed screw conveyer, hopper 326 from top to bottom in the sanding powder blanking chamber 32.
Wherein the feed screw conveyer includes feeder 321 and the screw rod 322 in feeder 321, described
321 lower end of feeder is equipped at intervals with several lower material through hole 323;One end of the feeder 321 is equipped with feed inlet 324, another
End is equipped with discharge port 325.
Preferably the bottom of hopper 326 described in embodiment is equipped with discharge valve 327, can strict control blanking.
It is additionally provided with throwing below the hopper 326 and dissipates roller 328 (settable adjusting rod keeps its position adjustable), preferably embodiment
Described in throw dissipate roller 328 porcupine roller also can be used.
The suction inlet 311 is connect by aspiration channel (not shown) with sack cleaner (not shown).
The suction inlet 311 is located at 31 top of vacuum chamber or two sides.
Device working principle:
In fibre mat Surface pavement sanding powder, sanding powder enters feed screw conveyer by feed inlet 324, passes through spiral shell
Sanding powder is sent to hopper 326 by bar 322, and extra part is discharged by discharge port 325, then is re-used.Fall into hopper 326
Sanding powder is dissipated on roller 328 in the case where hopper discharge valve 327 is opened by the throwing that hopper 326 is fallen in lower section.It throws and dissipates
Roller 328 further breaks up sanding powder, and sanding powder freely drops on the fibrous layer after precompressed, completes uniformly mating formation for sanding powder.
Then, the extra sanding powder for being higher by requirement of mating formation is swept to by the sanding powder leveling roll 312 of vacuum chamber 31, is thrown upwards, in pocket type
Under the suction of deduster (not shown) negative pressure, by suction inlet 311, finally it is sucked up in sack cleaner.Sack cleaner
The spiral discharging machine that interior sanding powder is carried by bag filter, sanding powder is discharged, then re-uses, and carries out next follow
Ring is mated formation.
When lower steel band mats formation sanding powder, principle is same as above, and is mated formation sanding powder simultaneously by the lower steel band in press entrance, from
And enter press in inlet and the fibre mat assembly for surface layer sanding bisque of having mated formation.
Although those familiar with the art answers the foregoing describe specific embodiment of the present utility model
Working as understanding, we are merely exemplary described specific embodiment, rather than for the limit to the scope of the utility model
Fixed, those skilled in the art modification and variation equivalent made by the spirit according to the utility model all should
Cover in the scope of the claimed protection of the utility model.
Claims (7)
1. a kind of fiberboard hot-press arrangement for avoiding generating gum spot on steel band, including double Steel-belt Continuous Press, double steel bands connect
Continuous press includes press inlet port, upper steel band and lower steel band with entering angle, and transporter is equipped with before the press inlet port,
It is characterized by: being equipped with sanding powder spreading machine above the transporter and above the lower steel band.
2. the fiberboard hot-press arrangement according to claim 1 for avoiding generating gum spot on steel band, it is characterised in that: the sand
Light powder spreading machine includes the sanding powder blanking chamber of lower ending opening, and the sanding powder blanking is intracavitary to be successively arranged charging spiral shell from top to bottom
Bar conveyer, hopper throw scattered roller.
3. the fiberboard hot-press arrangement according to claim 2 for avoiding generating gum spot on steel band, it is characterised in that: the material
Bottom struggle against equipped with discharge valve.
4. it is according to claim 2 avoid on steel band generate gum spot fiberboard hot-press arrangement, it is characterised in that: it is described into
Expect that screw rod conveyor includes feeder and the screw rod in feeder, the feeder lower end is equipped at intervals with several blankings
Through-hole;One end of the feeder is equipped with feed inlet, and the other end is equipped with discharge port.
5. the fiberboard hot-press arrangement according to claim 2 for avoiding generating gum spot on steel band, it is characterised in that: the sand
Light powder spreading machine further includes being arranged and passing through the vacuum chamber that bottom abutting end is connect, the suction with the sanding powder blanking chamber interval
Dirt is intracavitary to be successively arranged suction inlet, leveling roll, lower ending opening from top to bottom.
6. the fiberboard hot-press arrangement according to claim 5 for avoiding generating gum spot on steel band, it is characterised in that: the suction
Dirt mouth is connect by aspiration channel with sack cleaner.
7. the fiberboard hot-press arrangement according to claim 5 for avoiding generating gum spot on steel band, it is characterised in that: the suction
Dirt mouth is located at the top of the vacuum chamber.
Priority Applications (1)
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CN201821279845.9U CN209453770U (en) | 2018-08-09 | 2018-08-09 | A kind of fiberboard hot-press arrangement for avoiding generating gum spot on steel band |
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CN201821279845.9U CN209453770U (en) | 2018-08-09 | 2018-08-09 | A kind of fiberboard hot-press arrangement for avoiding generating gum spot on steel band |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115256588A (en) * | 2022-07-19 | 2022-11-01 | 万华禾香板业(怀远)有限责任公司 | Steel band powder feeding anti-sticking device in hot press |
-
2018
- 2018-08-09 CN CN201821279845.9U patent/CN209453770U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115256588A (en) * | 2022-07-19 | 2022-11-01 | 万华禾香板业(怀远)有限责任公司 | Steel band powder feeding anti-sticking device in hot press |
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