CN211261528U - Veneer hot-pressing dryer - Google Patents
Veneer hot-pressing dryer Download PDFInfo
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- CN211261528U CN211261528U CN201922329365.XU CN201922329365U CN211261528U CN 211261528 U CN211261528 U CN 211261528U CN 201922329365 U CN201922329365 U CN 201922329365U CN 211261528 U CN211261528 U CN 211261528U
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- outer frame
- veneer
- hot
- hot plate
- air outlet
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- 238000007731 hot pressing Methods 0.000 title claims abstract description 22
- 238000007664 blowing Methods 0.000 claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 238000001816 cooling Methods 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims abstract description 6
- 239000012530 fluid Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000002950 deficient Effects 0.000 abstract description 3
- 238000001035 drying Methods 0.000 description 11
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000003028 elevating effect Effects 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 238000009529 body temperature measurement Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a veneer hot-pressing dryer, which comprises an outer frame, wherein a fixed hot plate is fixedly arranged at the top inside the outer frame, at least one movable hot plate capable of moving up and down along the height direction of the outer frame is also arranged inside the outer frame, and a limiting device for limiting the lowest position of the hot plate is arranged between the movable hot plate and the outer frame; an accommodating space is formed between two adjacent hot plates, and accommodating cavities for accommodating heating liquid are arranged in the fixed hot plate and the movable hot plate; the bottom of the outer frame is provided with a lifting mechanism; the heating device also comprises conveying pipes and conveying branch pipes for conveying heating liquid, wherein at least two conveying pipes are arranged, and the conveying pipes are connected with the accommodating cavity through the conveying branch pipes; the device also comprises a blowing device used for blowing air to the veneer for cooling. The utility model discloses stability is high, the cooling is even, low in manufacturing cost, degree of automation is high, the veneer is dried the back defective percentage low, the utility model is suitable for an use during veneer stoving operation, use when specially adapted hot pressing formula veneer hot pressing drying-machine stoving veneer.
Description
Technical Field
The utility model belongs to the technical field of wood working equipment, a veneer hot pressing drying-machine is related to.
Background
The veneer is a thin plate formed by rotary cutting or slicing wood, is an important component of the composite board, and the quality of the veneer directly influences the quality of the composite board. The water content of the veneer just produced is high, the use requirement cannot be met, the veneer needs to be dried and then subjected to subsequent operation in actual production, the traditional drying method is natural drying, but the drying method is low in efficiency, is easily influenced by weather, and is very easy to cause veneer curling.
In order to realize the drying of the veneer of industrialization high efficiency, the numerous veneer drying equipment of the class has appeared on the market, use among the current veneer drying equipment the most be the dry hot press of veneer, be equipped with a plurality of hot plates in this kind of dry hot press of veneer, every hot plate is the cavity structure, it has the liquid of heating veneer to lead to in the cavity, fold a plurality of veneers and press together and put on the hot plate during the use, then utilize elevating system will place the lifting hot plate of folding the veneer, the veneer of making folding is pushed up and is pressed on the hot plate of last layer, and then the veneer is compressed tightly by two adjacent hot plates, elevating system withdraws after heating the certain time, take out the veneer. The veneer that this kind of veneer drying equipment produced can not curl, and production efficiency is high, but, the veneer that is close to the hot plate can heat excessively and the high temperature leads to the fracture even by the carbomorphism, and the veneer of keeping away from the hot plate can appear heating not in place the temperature and hang down drying effect not good on the low side.
SUMMERY OF THE UTILITY MODEL
For solving the above not enough that exists among the prior art, the utility model aims at providing a veneer hot pressing drying-machine to reach the even purpose of drying.
In order to achieve the above object, the utility model adopts the following technical scheme: a veneer hot-pressing dryer comprises an outer frame, wherein a fixed hot plate is fixedly arranged at the top inside the outer frame, at least one movable hot plate capable of moving up and down along the height direction of the outer frame is further arranged inside the outer frame, and a limiting device for limiting the lowest position of the hot plate is arranged between the movable hot plate and the outer frame; an accommodating space for placing the single plate is formed between the two adjacent hot plates, and accommodating cavities for accommodating heating liquid are arranged in the fixed hot plates and the movable hot plates; the bottom of the outer frame is provided with a lifting mechanism for driving the movable hot plate to move up and down; the veneer hot-pressing dryer further comprises conveying pipes and conveying branch pipes, the conveying pipes are used for conveying heating liquid, the conveying pipes are at least two, the conveying pipes are connected with the accommodating cavity through the conveying branch pipes, and the veneer hot-pressing dryer further comprises a blowing device used for blowing air to the veneer in the accommodating space for cooling.
As to the utility model limit: the blowing device comprises an air supply device and an air supply pipeline, and the air supply device is communicated with the air supply pipeline.
As a further limitation to the present invention: the air supply pipeline comprises an air outlet pipe arranged along the height direction of the outer frame and a connecting pipe used for connecting the air supply device and the air outlet pipe, an air outlet is fixedly arranged on the air outlet pipe, and the air outlet is communicated with the accommodating space; the air supply device is arranged outside the outer frame.
As to the utility model discloses a further limit again: and a valve for controlling the air quantity is arranged on the connecting pipe.
As to the utility model discloses a further limit again: the blowing device also comprises a moving device which is used for enabling the air outlet pipe to reciprocate along the length direction of the outer frame.
As a further limitation to the present invention: the moving device comprises a chain, a driving mechanism and a chain wheel, wherein the driving mechanism and the chain wheel are fixedly arranged on the outer frame, and the chain is connected with the air outlet pipe through a connecting block fixedly arranged on the air outlet pipe.
As a further limitation to the present invention: the moving device also comprises a pulley fixedly arranged on the air outlet pipe and a guide rail fixedly arranged on the outer frame, wherein the guide rail is matched with the pulley.
As a further limitation to the present invention: the outer frame is also provided with a control device for controlling the driving mechanism, the air supply device and the lifting mechanism to work, and the control device is electrically connected with the driving mechanism, the air supply device and the lifting mechanism to form a closed loop.
Since the technical scheme is used, compared with the prior art, the utility model, the beneficial effect who gains lies in:
(1) the utility model can reduce the temperature of the veneer close to the hot plate when the veneer is dried by arranging the blowing device, so that the temperature of the veneer laminated on the hot plate is uniform, and the defective rate is reduced; the air supply pipeline arranged in the utility model can realize the remote air delivery, reduce the noise in the production place, and the air outlet can more accurately send the air to the surface of the veneer;
(2) the valve arranged on the middle connecting pipe of the utility model can adjust the air quantity according to the needs, and realize the precise control of the air quantity; the arranged moving device can drive the air outlet pipe to move left and right along the length direction of the veneer, so that the blown air can be uniformly blown to the veneer, all parts of the veneer can be uniformly blown to cool, a chain and a chain wheel are adopted in the moving device, the chain-chain wheel transmission efficiency is high, the failure rate is low, and the manufacturing cost is low;
(3) the utility model discloses well play tuber pipe both ends all are equipped with the pulley, have still set firmly the guide rail on the outer frame, can increase the stability of a tuber pipe when removing along outer frame length direction, and the frictional force when can also reducing the removal, actuating mechanism, air feeder, elevating system control through controlling means, can realize automated production, and degree of automation is high.
To sum up, the utility model discloses stability is high, the cooling is even, low in manufacturing cost, degree of automation is high, the veneer is dried the back defective percentage low, the utility model is suitable for a use during veneer stoving operation, use when the specially adapted hot pressing formula veneer drying-machine stoving veneer.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is an enlarged view of part A of FIG. 1;
FIG. 3 is an enlarged view of a portion B of FIG. 1;
FIG. 4 is an enlarged view of a portion C of FIG. 1;
fig. 5 is a schematic diagram of a right-view structure of the embodiment of the present invention.
In the figure: 1-an outer frame, 21-a fixed hot plate, 22-a movable hot plate, 3-a connecting port, 4-a containing space, 5-a lifting mechanism, 51-a platform, 52-a hydraulic cylinder, 6-a conveying pipe, 7-a conveying branch pipe, 8-a limiting device, 81-a limiting rod, 82-a limiting plate, 9-a blowing device, 91-an air supply device, 92-an air supply pipeline, 921-an air outlet pipe, 922-a connecting pipe, 923-a connecting block, 924-a pulley, 925-an air outlet, 926-a valve, 93-a moving device, 931-a chain, 932-a driving mechanism, 933 first chain wheel, 934-a motor, 935-a second chain wheel, 936-a guide rail, 10-a control device, 101-a PLC controller and 102-a first contact switch, 103-a second contact switch, 104-a third contact switch, 105-a fourth contact switch and 106-an infrared temperature measurement sensor.
Detailed Description
The following description of the preferred embodiments of the present invention is provided in conjunction with the accompanying drawings, and it is to be understood that the single board hot press dryer described herein is a preferred embodiment, and is provided for the purpose of illustration and explanation, and is not to be construed as a limitation of the present invention; the directions or positional relationships indicated by "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. in the present embodiment are directions or positional relationships indicated based on the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.
Example veneer hot pressing dryer
This embodiment is as shown in fig. 1-5, a veneer hot pressing drying-machine, including outer frame 1, outer frame 1 is that the channel-section steel welding is made, the cuboid frame, fix subaerial, fixed hot plate 21 has set firmly at the inside top of outer frame 1, inside at outer frame 1, still be equipped with nine removal hot plates 22 that can reciprocate along outer frame 1 direction of height, form between two adjacent hot plates and be used for placing the accommodation space 4 of veneer, fixed hot plate 21 is the same with removal hot plate 22's structure, be the cuboid body that has the chamber of holding, it holds the intracavity and is equipped with hot oil, the cuboid body left and right sides is equipped with a connector 3 that is used for connecting outside oil supply unit respectively. And the outer parts of the left side and the right side of the outer frame 1 are respectively provided with a conveying pipe 6 for conveying hot oil into the accommodating cavity, and the conveying pipes 6 are respectively connected with the connecting ports 3 on the hot plates through conveying branch pipes 7.
Because the removal hot plate 22 can reciprocate in this embodiment, for the decurrent lowest position of injecing removal hot plate 22, this embodiment is equipped with stop device 8, stop device 8 includes spacing stick 81 and the limiting plate 82 of following outer frame 1 direction of height setting, and wherein spacing stick 81 sets firmly on removing hot plate 22, and respectively is equipped with two spacing sticks 81 in the left and right sides on every removal hot plate 22, limiting plate 82 is equipped with four, respectively along four vertical channel-section steel settings of outer frame 1, and limiting plate 82 is the stairstepping, and every limiting plate 82 has high ladder such as nine, and the length of locating spacing stick 81 on the bottommost removal hot plate 22 to the spacing stick 81 of locating on the removal hot plate 22 of the top increases in proper order, and from the top down respectively with the limiting plate 82 on the ladder cooperation that corresponds. The bottom of the lowest movable hot plate 22 is provided with a lifting mechanism 5 for driving the movable hot plate 22 to move up and down, the lifting mechanism 5 comprises a rectangular platform 51 matched with the length and width of the lowest movable hot plate 22 and two hydraulic cylinders 52, the hydraulic cylinders 52 are fixedly arranged at the bottom of the outer frame 1, and the power output ends of the hydraulic cylinders are fixedly arranged on the platform 51.
Still include blast apparatus 9 in this embodiment, blast apparatus 9 includes air feeder 91 and supply-air duct 92, and air feeder 91 is the air compressor machine, and supply-air duct 92 includes one out the tuber pipe 921 that sets up along outer frame 1 direction of height, the income wind gap that goes out tuber pipe 921 passes through connecting pipe 922 and links to each other with air feeder 91, has still set firmly nine equidistant air outlets 925 along its direction of height on going out tuber pipe 921, and every air outlet 925 all moves towards the corresponding accommodation space 4 of placing the veneer, and is equipped with the valve 926 of adjusting the amount of wind size on connecting pipe 922.
In order to uniformly cool the single plate, the blowing device 9 further includes a moving device 93 for enabling the air outlet pipe 921 to reciprocate along the length direction of the outer frame 1, the moving device 93 includes a chain 931, a driving mechanism 932 fixedly arranged at the upper right corner of the outer frame 1, and a first chain wheel 933 fixedly arranged at the upper left corner of the outer frame 1, the driving mechanism 932 is connected with the first chain wheel 933 through the chain 931, wherein the driving mechanism 932 includes a motor 934 and a second chain wheel 935 fixedly arranged at an output shaft of the motor 934, and the chain 931 is fixedly connected with the top end of the air outlet pipe 921 through a connecting block 923; the moving device further includes two guide rails 936 horizontally disposed and fixed at the top and the bottom of the outer frame 1, respectively, and the upper and lower guide rails 936 are respectively matched with the pulleys 924 fixed at two ends of the air outlet pipe 921.
In order to improve the present embodiment, the outer frame 1 is further provided with a control device 10 for controlling the operation of the driving mechanism 932, the air supply device 91, and the lifting mechanism 5, the control device 10 includes a PLC controller 101, and a first contact switch 102, a second contact switch 103, a third contact switch 104, and a fourth contact switch 105 that are fixedly disposed on the outer frame 1, the first contact switch 102 is fixedly disposed on a channel steel on the right side of the outer frame 1 near the driving mechanism 932, the second contact switch 103 is fixedly disposed on a channel steel on the left side of the outer frame 1 near the sprocket, both the first contact switch 102 and the second contact switch 103 are used for detecting the position of the air duct 921, the third contact switch 104 is used for detecting the highest position of the platform 51 when the lifting mechanism 5 operates, the fourth contact switch 105 is used for detecting the lowest position of the platform 51 when the lifting mechanism 5 operates, the control device 10 further includes an infrared temperature sensor 106 for, one infrared temperature measuring sensor 106 is arranged and fixed on the outer frame 1.
When the embodiment is used, the laminated veneers are placed in the accommodating spaces 4, and the power supply of the veneer hot-pressing dryer is switched on; the hydraulic cylinder 52 on the lifting mechanism 5 starts to output power, the platform 51 rises, and pushes each movable hot plate 22 to rise until the third contact switch 104 detects that the platform 51 is in place, the hydraulic cylinder 52 stops working and keeps the extension length, and at the moment, each group of adjacent hot plates compresses the single plate in the accommodating space 4 and heats the single plate for drying; after the preset time, the hydraulic cylinder 52 starts to retract, the platform 51 descends, and each movable hot plate 22 descends along with the platform 51; when the limit rods 81 on the movable hot plates 22 are in contact with the corresponding steps on the limit plates 82 and the lifting mechanism 5 descends to the lowest point, after the fourth contact switch 105 detects that the platform 51 is in the position, the air supply device 91 and the driving mechanism 932 start to work, the driving mechanism 932 rotates forwards, and the air outlet pipe 921 starts to move from left to right along the horizontal direction; when the second contact switch 103 detects that the air outlet pipe 921 is in place, the driving mechanism 932 is reversed, and the air outlet pipe 921 moves from right to left; when the first contact switch 102 detects that the air outlet pipe 921 is in place, the driving mechanism 932 rotates forwards, the air outlet pipe 921 performs left-right-left reciprocating horizontal movement, and the air supply device 91 and the driving mechanism 932 stop moving until the infrared temperature measurement sensor 106 detects that the temperature of the single plate is reduced to a set temperature; and then, the veneer hot-pressing dryer circularly works according to the steps until the veneer drying is finished and the work is stopped.
Claims (8)
1. A veneer hot-pressing dryer comprises an outer frame, wherein a fixed hot plate is fixedly arranged at the top inside the outer frame, at least one movable hot plate capable of moving up and down along the height direction of the outer frame is further arranged inside the outer frame, and a limiting device for limiting the lowest position of the hot plate is arranged between the movable hot plate and the outer frame; an accommodating space for placing the single plate is formed between the two adjacent hot plates, and accommodating cavities for accommodating heating liquid are arranged in the fixed hot plates and the movable hot plates; the bottom of the outer frame is provided with a lifting mechanism for driving the movable hot plate to move up and down; veneer hot pressing drying-machine still includes conveyer pipe and the transport branch pipe that is used for carrying the heating fluid body, the conveyer pipe is equipped with two at least, and the conveyer pipe is connected its characterized in that through carrying the branch pipe with holding the chamber: the cooling device also comprises a blowing device used for blowing air to the single plates in the accommodating space for cooling.
2. The veneer hot-pressing dryer according to claim 1, characterized in that: the blowing device comprises an air supply device and an air supply pipeline, and the air supply device is communicated with the air supply pipeline.
3. The veneer hot-pressing dryer according to claim 2, characterized in that: the air supply pipeline comprises an air outlet pipe arranged along the height direction of the outer frame and a connecting pipe used for connecting the air supply device and the air outlet pipe, an air outlet is fixedly arranged on the air outlet pipe, and the air outlet is communicated with the accommodating space; the air supply device is arranged outside the outer frame.
4. The veneer hot-pressing dryer according to claim 3, characterized in that: and a valve for controlling the air quantity is arranged on the connecting pipe.
5. The veneer hot press dryer according to any one of claims 3 and 4, characterized in that: the blowing device also comprises a moving device which is used for enabling the air outlet pipe to reciprocate along the length direction of the outer frame.
6. The veneer hot-pressing dryer according to claim 5, characterized in that: the moving device comprises a chain, a driving mechanism and a chain wheel, wherein the driving mechanism and the chain wheel are fixedly arranged on the outer frame, and the chain is connected with the air outlet pipe through a connecting block fixedly arranged on the air outlet pipe.
7. The veneer hot-pressing dryer according to claim 6, characterized in that: the moving device also comprises a pulley fixedly arranged on the air outlet pipe and a guide rail fixedly arranged on the outer frame, wherein the guide rail is matched with the pulley.
8. The veneer hot press dryer according to any one of claims 6 and 7, characterized in that: the outer frame is also provided with a control device for controlling the driving mechanism, the air supply device and the lifting mechanism to work, and the control device is electrically connected with the driving mechanism, the air supply device and the lifting mechanism to form a closed loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922329365.XU CN211261528U (en) | 2019-12-23 | 2019-12-23 | Veneer hot-pressing dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922329365.XU CN211261528U (en) | 2019-12-23 | 2019-12-23 | Veneer hot-pressing dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211261528U true CN211261528U (en) | 2020-08-14 |
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ID=71958831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922329365.XU Active CN211261528U (en) | 2019-12-23 | 2019-12-23 | Veneer hot-pressing dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211261528U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986509A (en) * | 2019-12-23 | 2020-04-10 | 石家庄华杰木业有限公司 | Veneer hot-pressing dryer |
-
2019
- 2019-12-23 CN CN201922329365.XU patent/CN211261528U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986509A (en) * | 2019-12-23 | 2020-04-10 | 石家庄华杰木业有限公司 | Veneer hot-pressing dryer |
| CN110986509B (en) * | 2019-12-23 | 2023-12-19 | 石家庄华杰木业有限公司 | Veneer hot-pressing dryer |
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| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 050000 North extension of Jianshe Street, Lingshou County, Shijiazhuang City, Hebei Province, 2 kilometers east of the road Patentee after: Huajie Tulue Technology Co.,Ltd. Address before: 050500 Xiangtuo village, Lingshou Town, Lingshou County, Shijiazhuang City, Hebei Province Patentee before: SHIJIAZHUANG HUAJIE WOOD INDUSTRY Co.,Ltd. |