Plywood pressing device

Abstract

The utility model relates to the technical field of plywood hot pressing, in particular to a plywood pressing device which comprises a machine body, a top plate is arranged at the top of the machine body, a base is arranged at the bottom of the machine body, the base and the top plate are connected through two sets of side plates, and the machine body, the base and the two sets of side plates jointly form a hot pressing cavity. Heat supply pipes are embedded in the hot pressing plates, the hot pressing plates are elastically connected, a top plate used for providing pressing power is installed between the hot pressing plate located at the lowermost portion and the base, two sets of heat preservation doors are rotatably installed on the side plates, and multiple sets of heat preservation assemblies capable of being adjusted up and down are installed on the sides, facing the hot pressing cavity, of the heat preservation doors. Heat preservation plates are elastically installed on the heat preservation bases, and the two heat preservation plates abut against each other in an elastic mode. Heat preservation of the periphery of the plywood during hot pressing is achieved, glue is heated more evenly, and the bonding quality of the plywood is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of plywood production, in particular to a plywood pressing device. Background Art

[0002] Plywood is a man-made composite board material. Glue is applied to the surfaces of multiple boards and hot-pressed by a hot press so that the glue fully bonds the boards. Therefore, the flatness of the boards during pressing is very important. The Chinese utility model patent with announcement number CN205928928U discloses a plywood hot press machine. A pressure mechanism for pressing down the plywood is arranged on the upper part of the frame, a lower pressing plate is arranged at the lower part of the pressure mechanism, guide rails arranged longitudinally and multiple hot pressing plates lifted and lowered along the guide rails are arranged on both sides of the frame, and a cavity for placing the plywood is formed between the multiple hot pressing plates. A special wooden multilayer board is connected to the surface of the insulation layer of each hot pressing plate by bolt connection. The special wooden multilayer board has a flat top surface and a bottom surface, so that the plywood pressed by the hot press machine has good flatness, and the special wooden multilayer board has a long service life relative to the density board, and the cost is relatively reduced, and the edge position of the plywood can be pressed to avoid edge peeling.

[0003] However, the applicant has found that the prior art has at least the following problems:

[0004] During hot pressing, the upper and lower surfaces of the board are in contact with the hot pressing plate, but there is no shielding on its sides, which will cause uneven temperature of the board and uneven distribution of glue, which will seriously affect the quality of the final composite board product. Utility Model Content

[0005] In view of this, the purpose of the utility model is to propose a gas station safety monitoring system to solve the problem that some dangers occur outside the controllable range and there is no timely handling by personnel, which greatly increases the hidden dangers of safety accidents.

[0006] Based on the above-mentioned purpose, the utility model provides a plywood pressing device, including a body, a top plate is provided on the top of the body, and a base is provided at the bottom of the body. The base and the top plate are connected by two groups of side plates. The body, the base and the two groups of side plates together constitute a hot pressing chamber. A plurality of groups of hot pressing plates are arranged in an upper and lower array in the hot pressing chamber. A heat supply pipe is embedded in the hot pressing plates. The hot pressing plates are elastically connected. A top plate for providing pressing power is installed between the hot pressing plate located at the bottom and the base. Two groups of heat-insulating doors are rotatably installed on the side plates. A plurality of groups of heat-insulating components that can be adjusted up and down are installed on the heat-insulating doors facing the hot-pressing chamber. The heat-insulating components include two groups of heat-insulating seats. Heat-insulating plates are elastically installed on the heat-insulating seats. The two groups of heat-insulating plates are elastically pressed against each other.

[0007] Optionally, an adjustment groove is provided on the inner wall of the thermal insulation door, guide grooves are provided on the side walls on both sides of the adjustment groove, multiple groups of adjustment seats are installed in the adjustment groove from top to bottom, fixing ears are fixedly connected at both ends of the adjustment seat, threaded holes are provided on the fixing ears, locking grooves connected to the guide grooves are provided on both sides of the adjustment groove, locking pins are installed in the locking grooves, and the ends of the locking pins are adapted to be installed in the threaded holes for fixing the position of the adjustment seat, and the adjustment seat supports the thermal insulation component.

[0008] Optionally, the heat-insulating assembly includes a heat-insulating spring fixedly connected to the heat-insulating seat, and the heat-insulating spring and the adjusting seat abut against each other.

[0009] Optionally, an insulation slide groove is provided on the insulation seat, and the insulation plate is adapted to be installed in the insulation slide groove, and an auxiliary spring is connected between the insulation plate and the bottom wall of the insulation slide groove.

[0010] Optionally, the adjustment groove is a T-shaped groove, and a heat-insulating slider is installed on the heat-insulating seat, and the heat-insulating slider is adapted to be installed in the adjustment groove.

[0011] Optionally, the heat pressing plate is integrally formed with heat sealing seats on both sides close to the side plates, a heat sealing plate is elastically installed in the heat sealing seat, and the heat sealing plates on two adjacent groups of heat pressing plates are arranged opposite to each other.

[0012] Optionally, a heat sealing groove is provided on the heat sealing seat, a heat sealing plate is adapted to be installed in the heat sealing groove, and a heat sealing spring is connected between the heat sealing plate and the bottom wall of the heat sealing groove.

[0013] Optionally, a rotating assembly is installed on the side panel of the machine body, and the rotating assembly includes a rotating shaft installed on the side panel, a rotating sleeve is installed on the rotating shaft, the rotating sleeve is connected to a connecting block, and the connecting block is fixedly connected to the thermal insulation door.

[0014] Optionally, a plurality of groups of supporting legs are installed at the bottom of the machine body.

[0015] Optionally, mounting seats are fixedly connected to both sides of the heat pressing plate, and elastic rods are installed on the mounting seats between adjacent heat pressing plates.

[0016] The beneficial effects of the utility model are as follows: the utility model provides a plywood pressing device, which places the sheet to be hot-pressed on the hot-pressing plate, and then adjusts the positions of the multiple groups of heat-insulating components so that the heat-insulating components are respectively opposite to the cavities formed between the hot-pressing plates, wherein the upper and lower heights of the heat-insulating components are less than the gap height between the two groups of heat-pressing plates, and the two groups of heat-insulating doors are closed so that the multiple groups of heat-insulating components enter the cavities respectively, and the pneumatic device and the heating pipe supply heat so that the hot-pressing plates generate heat, and the top plate is started to push the lowest heat-pressing plate upward, so that the multiple heat-pressing plates move up at the same time, and the top heat-pressing plate is pressed against the top plate, so that the gap between the heat-pressing plates is reduced, and finally the hot pressing of the sheet is achieved. In this process, the two groups of heat-insulating seats of the heat-insulating components have a certain gap with the hot-pressing plates, and are squeezed by the hot-pressing plates. The heat-insulating plates on the heat-insulating seats squeeze and shrink each other, and the front and rear gaps between the hot-pressing plates are sealed and insulated, thereby improving the bonding effect of the glue, thereby ensuring the quality of the finished plywood products. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only for the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 This is a three-dimensional schematic diagram of a plywood pressing device according to an embodiment of the utility model;

[0019] Figure 2 This is a cross-sectional schematic diagram of a plywood pressing device according to an embodiment of the utility model;

[0020] Figure 3 This is a schematic diagram of the internal structure of a plywood pressing device according to an embodiment of the utility model;

[0021] Figure 4 This is a structural schematic diagram of a heat preservation board of a plywood pressing device according to an embodiment of the utility model;

[0022] Figure 5 This is a schematic diagram of the front structure of a heat preservation board of a plywood pressing device according to an embodiment of the utility model;

[0023] Figure 6 This is a schematic diagram of the internal structure of a side sealing plate of a plywood pressing device according to an embodiment of the utility model;

[0024] Figure 7 This is a cross-sectional schematic diagram of a thermal insulation board of a plywood pressing device according to an embodiment of the utility model;

[0025] Figure 8It is a cross-sectional schematic diagram of a side sealing plate of a plywood pressing device according to an embodiment of the utility model.

[0026] The markings in the figure are:

[0027] 101. Machine body; 102. Base; 103. Top plate; 104. Support leg; 201. Hot pressing plate; 202. Heat sealing seat; 203. Heat sealing plate; 204. Heat sealing groove; 205. Heat sealing spring; 206. Mounting seat; 207. Elastic rod; 301. Insulation door; 302. Adjustment groove; 303. Insulation seat; 304. Insulation plate; 305. Insulation spring; 306. Insulation slider; 307. Insulation slide groove; 308. Auxiliary spring; 309. Locking groove; 310. Adjustment seat; 311. Fixing ear; 312. Locking pin; 401. Rotating assembly. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with specific embodiments.

[0029] It should be noted that, unless otherwise defined, the technical terms or scientific terms used in the present invention should be understood by people with ordinary skills in the field to which the present invention belongs. The words "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. "Include" or "comprise" and similar words mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connect" or "connected" and similar words are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0030] like Figures 1 to 8As shown, a specific embodiment of the utility model provides a plywood pressing device, including a body 101, a top plate 103 is provided on the top of the body 101, a base 102 is provided at the bottom of the body 101, the base 102 and the top plate 103 are connected by two groups of side plates, the body 101, the base 102 and the two groups of side plates together constitute a hot pressing chamber, a plurality of groups of hot pressing plates 201 are arranged in an upper and lower array in the hot pressing chamber, a heat supply pipe is embedded in the hot pressing plate 201, the hot pressing plates 201 are elastically connected, a top plate 103 for providing pressing power is installed between the hot pressing plate 201 located at the bottom and the base 102, two groups of heat-insulating doors 301 are rotatably installed on the side plates, a plurality of groups of heat-insulating components that can be adjusted up and down are installed on the heat-insulating door 301 facing the hot pressing chamber side, the heat-insulating components include two groups of heat-insulating seats 303, heat-insulating plates 304 are elastically installed on the heat-insulating seats 303, and the two groups of heat-insulating plates 304 are elastically pressed against each other.

[0031] When in use, the plate to be hot-pressed is placed on the hot pressing plate 201, and then the positions of the multiple groups of heat-insulating components are adjusted so that the heat-insulating components are respectively opposite to the cavities formed between the hot pressing plates 201, wherein the upper and lower heights of the heat-insulating components are smaller than the height of the gap between the two groups of heat-pressing plates 201, and the two groups of heat-insulating doors 301 are closed so that the multiple groups of heat-insulating components enter the cavities respectively, and the pneumatic device and the heat supply pipe supply heat so that the hot pressing plate 201 generates heat, and the top plate 103 is started to push the bottom hot pressing plate 201 upward, so that Multiple hot pressing plates 201 move up at the same time, and the top hot pressing plate 201 is pressed against the top plate 103, so that the gap between the hot pressing plates 201 is reduced, and finally the hot pressing of the plate is achieved. In this process, the two groups of insulation seats 303 of the insulation assembly have a certain gap with the hot pressing plates 201, and are squeezed by the hot pressing plates 201. The insulation plates 304 on the insulation seats 303 are squeezed and retracted against each other, and the front and rear gaps between the hot pressing plates 201 are sealed and insulated, thereby improving the bonding effect of the glue, thereby ensuring the quality of the finished plywood.

[0032] In some optional specific embodiments, such as Figure 5As shown, an adjustment slot 302 is provided on the inner wall of the heat preservation door 301, and guide slots are provided on the side walls on both sides of the adjustment slot 302, and multiple groups of adjustment seats 310 are installed from top to bottom in the adjustment slot 302, and fixing ears 311 are fixedly connected at both ends of the adjustment seat 310, and threaded holes are provided on the fixing ears 311, and locking slots 309 connected to the guide slots are provided on both sides of the adjustment slot 302, and locking pins 312 are installed in the locking slots 309, and the ends of the locking pins 312 are adapted to be installed in the threaded holes to fix the position of the adjustment seat 310, and the adjustment seat 310 resists the heat preservation component, thereby limiting the position of the heat preservation component. In use, the position of the adjustment seat 310 is adjusted according to the gap between the multiple hot pressing plates 201, and the locking pin 312 is rotated so that the end of the locking pin 312 is threadedly installed in the threaded hole, and at the same time, the threaded cap at the top of the locking pin 312 cooperates with the fixing ears 311 to clamp and fix the upper side wall of the wire groove.

[0033] In some optional specific embodiments, such as Figure 5 As shown, the heat preservation assembly includes a heat preservation spring 305 fixedly connected to the heat preservation seat 303, and the heat preservation spring 305 and the adjustment seat 310 abut against each other. The heat preservation plates 304 on the two groups of heat preservation seats 303 in the heat preservation assembly can be pressed against each other.

[0034] In some optional specific embodiments, such as Figure 8 As shown, the heat preservation seat 303 is provided with a heat preservation chute 307, the heat preservation plate 304 is adapted to be installed in the heat preservation chute 307, and an auxiliary spring 308 is connected between the heat preservation plate 304 and the bottom wall of the heat preservation chute 307. The auxiliary spring 308 provides elastic force for the heat preservation plates 304 to press against each other.

[0035] In some optional specific embodiments, such as Figure 7 As shown, the adjustment groove 302 is a T-shaped groove, and a heat preservation slider 306 is installed on the heat preservation seat 303, and the heat preservation slider 306 is adapted to be installed in the adjustment groove 302. It is convenient for the heat preservation seat 303 to slide up and down.

[0036] In some optional specific embodiments, such as Figure 1-3 As shown, the heat-sealing seats 202 are integrally formed on both sides of the heat-pressing plates 201 near the side plates, and the heat-sealing plates 203 are elastically installed in the heat-sealing seats 202. The heat-sealing plates 203 on two adjacent groups of heat-pressing plates 201 are arranged opposite to each other. When the plates between the heat-pressing plates 201 are heat-pressed, the gap between the heat-pressing plates 201 is reduced, and the heat-sealing plates 203 on the adjacent heat-pressing plates 201 are close to each other and finally abut against each other to achieve heat preservation.

[0037] In some optional specific embodiments, such as Figure 6As shown, the heat sealing seat 202 is provided with a heat sealing groove 204, the heat sealing plate 203 is adapted to be installed in the heat sealing groove 204, and a heat sealing spring 205 is connected between the heat sealing plate 203 and the bottom wall of the heat sealing groove 204. The heat sealing spring 205 provides elastic force for the heat sealing plates 203 to resist each other.

[0038] In some optional specific embodiments, such as Figure 1 As shown, a rotating assembly 401 is installed on the side plate of the body 101, and the rotating assembly 401 includes a rotating shaft installed on the side plate, a rotating sleeve is installed on the rotating shaft, and the rotating sleeve is connected to a connecting block, and the connecting block is fixedly connected to the heat preservation door 301 to realize the rotation opening and closing of the heat preservation door 301.

[0039] In some optional specific embodiments, such as Figure 1 As shown, a plurality of support legs 104 are installed at the bottom of the body 101 .

[0040] In some optional specific embodiments, mounting seats 206 are fixedly connected to both sides of the hot pressing plate 201, and elastic rods 207 are installed on the mounting seats 206 between adjacent hot pressing plates 201. The elastic rods 207 provide support force for the hot pressing plates 201, so that a certain gap is maintained between the hot pressing plates 201, and the elastic force of the elastic rods 207 gradually increases from top to bottom to keep the gap between the hot pressing plates 201 the same.

[0041] The working principle of the utility model is as follows: when in use, the plate to be hot-pressed is placed on the hot-pressing plate 201, and then the positions of the multiple groups of heat-insulating components are adjusted so that the heat-insulating components are respectively opposite to the cavities formed between the hot-pressing plates 201, wherein the upper and lower heights of the heat-insulating components are less than the height of the gap between the two groups of hot-pressing plates 201, and the two groups of heat-insulating doors 301 are closed so that the multiple groups of heat-insulating components enter the cavities respectively, and the pneumatic device and the heat supply pipe supply heat so that the hot-pressing plate 201 generates heat, and the top plate 103 is started to push the bottom hot-pressing plate 201 upward. The heat-pressing plates 201 are moved upward at the same time, and the uppermost heat-pressing plate 201 is pressed against the top plate 103, so that the gap between the heat-pressing plates 201 is reduced, and finally the hot pressing of the plate is achieved. In this process, the two groups of heat-insulating seats 303 of the heat-insulating assembly have a certain gap with the heat-pressing plates 201, and are squeezed by the heat-pressing plates 201. The heat-insulating plates 304 on the heat-insulating seats 303 are squeezed and retracted against each other, and the front and rear gaps between the heat-pressing plates 201 are blocked and insulated, thereby improving the adhesion effect of the glue, thereby ensuring the quality of the finished plywood.

[0042] Those skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention (including the claims) is limited to these examples. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0043] The utility model is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included in the scope of protection of the utility model.

Claims

1. A plywood pressing device, comprising a body (101), a top plate (103) being arranged on the top of the body (101), a base (102) being arranged on the bottom of the body (101), the base (102) and the top plate (103) being connected via two sets of side plates, the body (101), the base (102) and the two sets of side plates together forming a hot pressing chamber, a plurality of hot pressing plates (201) being arranged in an upper and lower array in the hot pressing chamber, a heat supply pipe being embedded in the hot pressing plate (201), and the device is characterized in that: The hot pressing plates (201) are elastically connected to each other, a top plate (103) for providing pressing power is installed between the hot pressing plate (201) located at the bottom and the base (102), two groups of heat preservation doors (301) are rotatably installed on the side plates, and multiple groups of heat preservation components that can be adjusted up and down are installed on the side of the heat preservation door (301) facing the hot pressing chamber, and the heat preservation components include two groups of heat preservation seats (303), and heat preservation plates (304) are elastically installed on the heat preservation seats (303), and the two groups of heat preservation plates (304) are elastically pressed against each other.

2. A plywood pressing device according to claim 1, characterized in that: The heat-insulating door (301) is provided with an adjustment groove (302) on its inner wall, and guide grooves are provided on the side walls on both sides of the adjustment groove (302). A plurality of adjustment seats (310) are installed in the adjustment groove (302) from top to bottom, and fixing ears (311) are fixedly connected at both ends of the adjustment seat (310). The fixing ears (311) are provided with threaded holes. Locking grooves (309) connected to the guide grooves are provided on both sides of the adjustment groove (302), and locking pins (312) are installed in the locking grooves (309). The ends of the locking pins (312) are fitted in the threaded holes for fixing the position of the adjustment seat (310). The adjustment seat (310) supports the heat-insulating component.

3. The plywood pressing device according to claim 1, characterized in that: The heat-insulating assembly comprises a heat-insulating spring (305) fixedly connected to the heat-insulating seat (303), and the heat-insulating spring (305) and the adjusting seat (310) are mutually supported.

4. The plywood pressing device according to claim 1, characterized in that: The heat-insulating seat (303) is provided with a heat-insulating chute (307), the heat-insulating plate (304) is adapted to be installed in the heat-insulating chute (307), and an auxiliary spring (308) is connected between the heat-insulating plate (304) and the bottom wall of the heat-insulating chute (307).

5. The plywood pressing device according to claim 2, characterized in that: The adjusting groove (302) is a T-shaped groove, and a heat-insulating sliding block (306) is installed on the heat-insulating seat (303), and the heat-insulating sliding block (306) is adapted to be installed in the adjusting groove (302).

6. The plywood pressing device according to claim 1, characterized in that: The heat-pressing plate (201) is integrally formed with heat-sealing seats (202) on both sides close to the side plates, and a heat-sealing plate (203) is elastically installed in the heat-sealing seat (202). The heat-sealing plates (203) on two adjacent groups of heat-pressing plates (201) are arranged opposite to each other.

7. The plywood pressing device according to claim 6, characterized in that: The heat sealing seat (202) is provided with a heat sealing groove (204), the heat sealing plate (203) is adapted to be installed in the heat sealing groove (204), and a heat sealing spring (205) is connected between the heat sealing plate (203) and the bottom wall of the heat sealing groove (204).

8. The plywood pressing device according to claim 1, characterized in that: A rotating assembly (401) is installed on the side plate of the machine body (101), and the rotating assembly (401) comprises a rotating shaft installed on the side plate, a rotating sleeve is installed on the rotating shaft, the rotating sleeve is connected to a connecting block, and the connecting block is fixedly connected to the heat-insulating door (301).

9. The plywood pressing device according to claim 1, characterized in that: A plurality of groups of supporting legs (104) are installed at the bottom of the machine body (101).

10. The plywood pressing device according to claim 1, characterized in that: The two sides of the hot pressing plate (201) are fixedly connected with mounting seats (206), and elastic rods (207) are installed on the mounting seats (206) between adjacent hot pressing plates (201).

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