CN114770676B - Constant-pressure press and application thereof in plate cold pressing process - Google Patents
Constant-pressure press and application thereof in plate cold pressing process Download PDFInfo
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- CN114770676B CN114770676B CN202210694086.7A CN202210694086A CN114770676B CN 114770676 B CN114770676 B CN 114770676B CN 202210694086 A CN202210694086 A CN 202210694086A CN 114770676 B CN114770676 B CN 114770676B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D3/00—Veneer presses; Press plates; Plywood presses
Abstract
The invention relates to the technical field of presses, in particular to a constant-pressure press and application thereof in a plate cold pressing process, wherein the constant-pressure press comprises a base, an upper cover, a lifting mechanism, a lifting plate and a movable plate, wherein the lifting plate and the movable plate are arranged between the base and the upper cover; the self-adjusting device is arranged between the jacking plate and the movable plate, and can automatically adjust the stress point position of the movable plate according to the length and width of the composite plate so as to keep the pressure applied to the composite plate unchanged, so that manual adjustment is not needed, and the cold pressing efficiency is improved.
Description
Technical Field
The invention relates to the technical field of presses, in particular to a constant-pressure press and application thereof in a plate cold pressing process.
Background
The composite board is one of materials commonly used in the building industry, is generally formed by gluing and pressing multiple layers of wood or other materials, and has a key link called cold pressing in the production process, wherein the cold pressing is generally carried out by adopting a press machine. At present, most of the pressing machines on the market adopt fixed pressure to press plates with fixed sizes, or manually adjust the pressure of cold pressing according to the sizes of the plates, so that the pressure acting on the plates is kept consistent, and further the damage caused by inconsistent stress of the composite plates with different sizes is avoided. However, the manual pressure adjustment is complicated, which is not beneficial to improving the processing and manufacturing efficiency of the composite board.
Disclosure of Invention
The invention provides a constant-pressure press capable of automatically adjusting pressure according to the size of a plate and application of the constant-pressure press in the cold pressing process of the plate, and aims to solve the problem that the press in the prior art needs to manually and frequently adjust the pressure, so that the processing efficiency is low.
The constant pressure press adopts the following technical scheme:
a constant-pressure press machine comprises a base, an upper cover, a lifting mechanism, a jacking plate and a movable plate, wherein the jacking plate and the movable plate are arranged between the base and the upper cover; and a self-adjusting device is arranged between the jacking plate and the movable plate, and the self-adjusting device can automatically adjust the position and the stress size of the stress point of the movable plate according to the length and the width of the composite plate so as to keep the pressure intensity of the composite plate unchanged.
The self-adjusting device comprises two belt wheel shafts rotatably arranged on the side faces of the movable plate, a transmission belt wheel and a belt wheel are sleeved on each belt wheel shaft, a transverse belt is arranged on each belt wheel and the transmission belt wheel on the transverse side face of the movable plate, a longitudinal belt is arranged on each belt wheel and the transmission belt wheel on the longitudinal side face of the movable plate, driving mechanisms are arranged on each transverse belt and each longitudinal belt, and the two driving mechanisms are located at the same right angle of the movable plate.
A longitudinally extending transmission screw is rotatably arranged on the jacking plate and is in transmission connection with a transmission belt pulley on the transverse side surface of the movable plate through an oil cylinder adjusting belt; the transmission screw rod is meshed with the oil cylinder adjusting screw rod so as to drive the oil cylinder to move on the oil cylinder adjusting screw rod, a fixed pivot is fixed on the jacking plate, a driving lever is hinged to the fixed pivot, a driven lever shifting rod and an oil cylinder sliding groove are arranged on the driving lever, and the end part of the oil cylinder extends into the oil cylinder sliding groove.
The jacking plate is also provided with a fulcrum movable groove and a movable fulcrum adjusting screw rod, the fulcrum adjusting screw rod is in transmission connection with a transmission belt pulley on the longitudinal side surface of the movable plate through a movable fulcrum adjusting belt, and the movable fulcrum is in threaded connection with the movable fulcrum adjusting screw rod, so that the movable fulcrum adjusting screw rod can drive the movable fulcrum to slide in the fulcrum movable groove by rotation; the movable fulcrum is hinged with a driven lever, the driven lever comprises a driven lever driving lever sliding groove and a force application surface, and the driven lever driving lever is connected in the driven lever driving lever sliding groove in a sliding mode.
The driving mechanism is an adjusting rod.
The self-adjusting devices are arranged in two groups and are arranged in a central symmetry mode.
The lifting mechanism comprises a sliding rod fixedly connected to the base and a jacking screw rod rotatably arranged on the base, a sliding sleeve is sleeved on the sliding rod, a threaded sleeve is connected to the jacking screw rod in a threaded manner, the jacking plate is fixedly connected with the sliding sleeve and the threaded sleeve, the lifting mechanism comprises a jacking motor arranged on the upper cover, and an output shaft of the jacking motor is in transmission connection with the jacking screw rod through a jacking belt; the movable plate is sleeved on the sliding rod and the jacking screw in a sliding mode, the lower portion of the movable plate is supported by the sliding sleeve and the threaded sleeve, and the jacking plate can synchronously drive the movable plate to move up and down along with the jacking screw when moving up and down.
The transmission screw rod and the movable fulcrum adjusting screw rod are respectively hinged with a connecting plate through torsional springs, the connecting plate is connected with a tensioner through a rotating shaft, and the tensioner is used for tensioning an oil cylinder adjusting belt and a movable fulcrum adjusting belt to keep the belt in a tensioning state.
The force application surface is fan-shaped.
The invention discloses application of a constant pressure press in a plate cold pressing process, wherein the constant pressure press is adopted for cold pressing operation, and the specific operation steps are as follows:
1) the jacking motor drives the jacking plate to move upwards, so that the jacking plate drives the movable plate to move upwards, and a preset distance is kept between the movable plate and the cover plate; the preset distance is larger than the initial thickness of the composite board, so that the composite board can smoothly slide;
2) the composite board is horizontally placed on the upper surface of the movable plate along the diagonal line of the movable plate, two side surfaces of the composite board respectively push the adjusting rods to move horizontally, then the oil cylinder is driven to upwards press the driving lever, the driving lever drives the driven lever to rotate, so that the force application surface of the driven lever presses the movable plate, and the cold pressing process of the movable plate on the composite board is further realized.
The invention has the beneficial effects that: firstly, the constant-pressure mechanism can automatically adjust the position and the magnitude of stress applied to the composite board according to the composite boards with different lengths and widths, so that the composite boards with different lengths and widths can keep the same pressure, and the structure does not need manual adjustment, thereby improving the cold pressing efficiency of the composite boards.
Secondly, the distance between the movable plate and the cover plate is adjustable due to the arrangement of the jacking motor, so that the composite plates with different thicknesses can be adapted, and the universality is improved.
And thirdly, the tensioner is arranged to tension the oil cylinder adjusting belt and the movable fulcrum adjusting belt, so that the belt transmission is more accurate and efficient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view showing an external structure of a constant pressure press according to the present invention;
FIG. 2 is a schematic view of the constant pressure press with the outer shell removed according to the present invention;
FIG. 3 is a schematic view of a partial assembly of the constant pressure press of the present invention;
FIG. 4 is a schematic view of a partial assembled structure of the constant pressure press of the present invention;
FIG. 5 is a schematic view of the constant pressure press of the present invention in a state after the composite board is installed;
FIG. 6 is a schematic top view of the constant pressure press of the present invention in a partially assembled configuration;
FIG. 7 is a schematic view of the constant pressure press of the present invention in another state after installation of the composite board;
FIG. 8 is a schematic view of the construction of the active lever of the constant pressure press of the present invention;
FIG. 9 is a schematic structural view of a follower lever of the constant pressure press of the present invention;
in the figure: 1. a base; 2. a housing; 3. an upper cover; 4. a movable plate; 41. a pulley shaft; 5. adjusting a rod; 6. a slide bar; 7. jacking a screw rod; 8. a transverse belt; 9. a longitudinal belt; 10. a belt pulley; 11. a drive pulley; 12. the movable fulcrum adjusting belt; 13. an oil cylinder adjusts a belt; 14. a tensioner; 15. an oil cylinder; 16. a movable fulcrum adjusting screw rod; 17. an active lever; 171. a first hinge point; 172. an oil cylinder chute; 173. a driven lever deflector rod; 18. a movable fulcrum; 19. a driven lever; 191. a second hinge point; 192. a driven lever deflector rod chute; 193. a force application surface; 20. a jacking plate; 201. a screw seat; 202. a sliding sleeve; 203. a threaded sleeve; 204. fixing a fulcrum; 205. a movable groove of the oil cylinder; 206. a fulcrum movable groove; 21. a drive screw; 22. a face gear; 23. an oil cylinder adjusting screw rod; 24. a jacking motor; 25. jacking a belt; 26. and (4) a sliding sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
An embodiment of the present invention, as shown in fig. 1 to 2, includes a base 1, a casing 2, and an upper cover 3. The lifting mechanism for lifting the lifting plate 20 is arranged on the base 1, the lifting mechanism comprises a sliding rod 6 fixedly connected to the base 1 and a lifting screw 7 rotatably arranged on the base 1, the sliding rod 6 is provided with two diagonal positions which are respectively located on the base, and the lifting screw 7 is also provided with two right-angle positions which are respectively located on the base. As shown in fig. 2 and 4, a sliding sleeve 202 is further sleeved on the sliding rod 6, a threaded sleeve 203 is connected to the jacking screw 7 in a threaded manner, and the jacking plate 20 is fixedly connected with both the sliding sleeve 202 and the threaded sleeve 203. Elevating system includes jacking motor 24, and jacking motor 24 installs in upper cover 3, and jacking motor 24's output shaft passes through jacking belt 25 to be connected with two jacking screw 7 transmissions to jacking motor 24 can drive jacking screw 7 after rotating and rotate, and then drives thread bush 203 and remove, drives jacking board 20 after the thread bush 203 removes and reciprocates. The movable plate 4 is slidably sleeved on the sliding rod 6 and the jacking screw 7 through the sliding sleeves 26 arranged on the periphery, and the lower part of the movable plate is supported by the sliding sleeve 202 and the threaded sleeve 203, so that the minimum distance between the movable plate 4 and the jacking plate 20 can be limited. When the jacking plate 20 moves up and down, the movable plate 4 can be synchronously driven to move up and down through the sliding sleeve 202 and the threaded sleeve 203.
As shown in fig. 2 to 9, a self-adjusting device is provided between the movable plate 4 and the lifting plate 20, and the self-adjusting device can automatically adjust the position of the force bearing point of the movable plate according to the length and width of the composite board. The self-adjusting device comprises two belt pulley shafts 41 rotatably arranged on the side surfaces of the movable plate 4, and the two belt pulley shafts 41 on each side surface are respectively sleeved with a transmission belt pulley 11 and a belt pulley 10. The belt pulley 10 and the transmission belt pulley 11 on the transverse side surface of the movable plate 4 are provided with a transverse belt 8, and the belt pulley 10 and the transmission belt pulley 11 on the longitudinal side surface of the movable plate are provided with a longitudinal belt 9. The transverse belt 8 and the longitudinal belt 9 are both provided with driving mechanisms, the two driving mechanisms are positioned at the same right angle of the movable plate 4, and the driving mechanisms are adjusting rods 5. The jacking plate 20 is rotatably provided with a longitudinally extending transmission screw 21 through a screw seat 201, and the transmission screw 21 is in transmission connection with the transmission belt pulley 11 on the transverse side surface of the movable plate through an oil cylinder adjusting belt 13. Two end face gears 22 are fixedly connected to the transmission screw 21, two transversely extending oil cylinder adjusting screws 23 are arranged on the jacking plate 20, and each oil cylinder adjusting screw 23 is meshed with the end face gear 22 through a gear. The oil cylinders 15 are connected to the oil cylinder adjusting screws 23 through threads, and the oil cylinders 15 are respectively connected to the oil cylinder moving grooves 205 arranged on the jacking plates 20 in a sliding mode. Two fixed supporting points 204 are further arranged on the jacking plate 20, and the two active levers 17 are respectively hinged on the fixed supporting points 204 through the supporting points 171. The driving lever 17 is further provided with a driven lever rod 173 and a cylinder sliding slot 172, and the end of the cylinder 15 extends into the cylinder sliding slot 172 of the corresponding driving lever 17 and slides in the corresponding cylinder sliding slot 172.
The jacking plate 20 is further provided with two transversely extending fulcrum movable grooves 206, the two movable fulcrums 18 are respectively in threaded connection with the movable fulcrum adjusting screw 16, and the movable fulcrums 18 can slide in the fulcrum movable grooves 206 by rotating the movable fulcrum adjusting screw 16. The two movable fulcrum adjusting screws 16 are in transmission connection with the transmission belt pulley 11 on the longitudinal side surface of the movable plate through the movable fulcrum adjusting belt 12. Each movable fulcrum 18 is hinged with a driven lever 19 through a fulcrum 191, and the driven lever 19 is also provided with a driven lever shifting rod sliding groove 192 and a force application surface 193. The two driven levers 19 are oppositely oriented, so that the two movable fulcrum adjusting screws 16 can respectively drive the driven levers 19 to move in opposite directions after rotating. The two drive levers 17 are oriented in opposite directions, and the output lever 173 of each drive lever 17 is slidably connected in a respective output lever runner 192. As shown in fig. 3 to 8, the two cylinder moving slots 205 and the fixed pivot 204 on the lifting plate 20 are arranged on the lifting plate 20 in a central symmetry manner, so as to form two sets of central symmetry self-adjusting devices, so that the acting forces applied to the moving plate 4 are balanced. In other embodiments, only one set of self-adjusting devices may be provided, or more than three sets may be provided.
The force application surface 193 has a circular arc shape. As shown in fig. 2, the transmission screw 21 and the movable fulcrum adjusting screw 16 are respectively hinged with a connecting plate through torsion springs, the connecting plate is connected with a tensioner 14 through a rotating shaft, and the tensioner 14 is used for tensioning the cylinder adjusting belt 13 and the movable fulcrum adjusting belt 12 to keep the belts in a tensioned state.
In the constant pressure press according to the present invention, in the initial state, the cylinder 15 is located in the cylinder movable groove 205 at a position coaxial with the first hinge point 171, that is, the point of application of the force of the cylinder 15 is coaxial with the first hinge point 171. The movable fulcrum 18 is located in the fulcrum movable groove 206 such that the follower lever 173 is located in the follower lever sliding groove 192 coaxially with the second hinge point 191.
During the use, through jacking motor 24 drive jacking board 20 upwards removal, and then jacking board 20 drives fly leaf 4 upwards removal, makes and keeps preset distance between fly leaf 4 and the apron 3, this preset distance is greater than composite board's initial thickness, but for the convenience of follow-up extrusion, preset distance need not to set for too big, guarantee that composite board can slide smoothly can. Then, the composite board is horizontally placed on the upper surface of the movable plate 4 along the diagonal line of the movable plate 4, two side surfaces of the composite board can respectively push the two adjusting rods 5 to horizontally move, so that the transverse belt 8 and the longitudinal belt 9 synchronously rotate, and then the two driving belt pulleys 11 are respectively driven to rotate, the driving belt pulley 11 on the transverse side surface can drive the driving screw 21 to rotate, and the driving belt pulley 11 on the longitudinal side surface can drive the movable fulcrum adjusting screw 16 to rotate. After the transmission screw 21 rotates, the cylinder adjusting screw 23 is driven to rotate, and then the end of the output shaft of the cylinder 15 is driven to slide in the cylinder sliding groove 172 of the driving lever 17, so that the length of the driving arm of the driving lever 17 by the cylinder 15 is changed, and meanwhile, the movable fulcrum adjusting screw 16 rotates to drive the movable fulcrum 18 to move, so that the whole driven lever 19 moves, the driven lever deflector rod sliding groove 192 on the driven lever 19 moves, and the position of the driven lever deflector rod 173 in the driven lever deflector rod sliding groove 192 also changes. This enables the pressure of the force application surface 193 of the driven lever to be automatically adjusted to the movable plate 4 according to composite boards of different sizes, as shown in fig. 5 and 7, which are schematic diagrams of composite boards of different sizes placed on the movable plate.
The operation principle of the constant pressure press of the present invention is that, as shown in fig. 6, in the active lever 17, the active arm length L1, the cylinder 15 applies the power F1 at the force application point a, and the resistance arm length is fixed to L2, a resistance F3 is generated at the resistance point C,
from the lever principle, it can be concluded that F1 × L1= F3 × L2;
in the driven lever 19, the power arm length is L3, the main force at the force application point C is the resistance F3 generated by the driving lever 17, the resistance arm length is fixed to be L4, the resistance point B generates a resistance F2,
available F3 × L3= F2 × L4;
two equations can be obtained simultaneously
F1*L1*L3=F2*L2*L4
F1 is the cylinder input power, F2 is the final acting force on the movable plate. Assuming that the length and width of the composite board are a and b, respectively, the area S = a × b. According to the formula P = F/S, the pressure P = (F1 × L1 × L3)/(L2 × L4 × a =) acting on the movable plate. Since F1, L2, L4 were fixed, the functional curve of S was positively correlated and fitted to L1 × L3.
In the constant pressure press of the present invention, L1 and L3 both increased from 0, a and b also increased from 0, and the changes of L1 and L3 were consistent with and positively fitted to the changes of a and b, so that the pressure applied to the composite board could be maintained constant. The constant pressure press can automatically adjust the position and the stress magnitude of the stress point acting on the movable plate according to the composite plates with different length and width dimensions, so that the oil cylinder 15 can drive the force application surface 193 of the driven lever to jack the movable plate 4 through the driving lever after being driven, then the movable plate 4 extrudes the composite plates, the composite plates with different length and width dimensions can keep the same pressure intensity, and the structure does not need to manually adjust the acting force, thereby improving the cold pressing efficiency of the composite plates.
In other embodiments, the drive mechanism may be configured as a drive block, drive plate, or the like.
The application embodiment of the constant pressure press in the plate cold pressing process adopts the structure of the constant pressure press to operate, and the application steps are as follows:
1) the jacking motor 24 drives the jacking plate 20 to move upwards, so that the jacking plate 20 drives the movable plate 4 to move upwards, and a preset distance is kept between the movable plate 4 and the cover plate 3; the preset distance is larger than the initial thickness of the composite board, so that the composite board can smoothly slide;
2) the composite board is horizontally placed on the upper surface of the movable plate 4 along the diagonal line of the movable plate 4, so that the two side surfaces of the composite board can respectively push the adjusting rods 5 to move horizontally, then the driving oil cylinder 15 upwards pushes the driving lever, the driving lever drives the driven lever to rotate, so that the force application surface of the driven lever pushes the movable plate, and the cold pressing process of the movable plate on the composite board is further realized.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention.
Claims (6)
1. A constant-pressure press comprises a base, an upper cover and a lifting mechanism, and is characterized by further comprising a lifting plate and a movable plate which are arranged between the base and the upper cover, wherein the lifting mechanism is used for driving the lifting plate and the movable plate to move up and down, so that the cold pressing operation of a composite plate is realized between the movable plate and the upper cover; the self-adjusting device is arranged between the jacking plate and the movable plate and can automatically adjust the position and the stress size of the stress point of the movable plate according to the length and the width of the composite plate so as to keep the pressure intensity on the composite plate unchanged, the self-adjusting device comprises two belt pulley shafts which are rotatably arranged on the movable plate and are positioned on the transverse side surface and the longitudinal side surface of the movable plate, the movable plate is not provided with a lifting mechanism, the two belt pulley shafts on each side surface are respectively sleeved with a transmission belt pulley and a belt pulley, the belt pulleys on the transverse side surface of the movable plate and the transmission belt pulley are provided with transverse belts, the belt pulleys on the longitudinal side surface of the movable plate and the transmission belt pulley are provided with longitudinal belts, the transverse belts and the longitudinal belts are both provided with driving mechanisms, the two driving mechanisms are positioned at the same right angle of the movable plate, and the jacking plate is rotatably provided with a longitudinally extending transmission screw rod, the transmission screw is in transmission connection with a transmission belt pulley on the transverse side surface of the movable plate through an oil cylinder adjusting belt; the transmission screw rod is meshed with the oil cylinder adjusting screw rod so as to drive the oil cylinder to move on the oil cylinder adjusting screw rod, a fixed fulcrum is fixed on the jacking plate, a driving lever is hinged to the fixed fulcrum, a driven lever shifting rod and an oil cylinder sliding groove are arranged on the driving lever, the end part of an output shaft of the oil cylinder extends into the oil cylinder sliding groove, a fulcrum movable groove and a movable fulcrum adjusting screw rod are further arranged on the jacking plate, the fulcrum adjusting screw rod is in transmission connection with a transmission belt pulley on the longitudinal side face of the movable plate through a movable fulcrum adjusting belt, and the movable fulcrum is in threaded connection with the movable fulcrum adjusting screw rod, so that the movable fulcrum adjusting screw rod rotates to drive the movable fulcrum to slide in the fulcrum movable groove; the movable fulcrum is hinged with a driven lever, the driven lever comprises a driven lever driving lever sliding groove and a force application surface, the driven lever driving lever is connected in the driven lever driving lever sliding groove in a sliding mode, the transmission screw rod and the movable fulcrum adjusting screw rod are hinged with a connecting plate through torsional springs respectively, the connecting plate is connected with a tensioner through a rotating shaft, and the tensioner is used for tensioning an oil cylinder adjusting belt and the movable fulcrum adjusting belt to enable the belt to keep a tensioning state.
2. The constant pressure press as claimed in claim 1, wherein the driving mechanism is an adjusting lever.
3. Constant pressure press according to claim 2, characterised in that the self-adjusting means are provided in two groups, arranged in a central symmetry.
4. The constant pressure press as claimed in claim 3, wherein the elevating mechanism comprises a slide rod fixedly connected to the base and a jacking screw rotatably provided on the base, a sliding sleeve is sleeved on the slide rod, a threaded sleeve is threadedly connected to the jacking screw, the jacking plate is fixedly connected to the sliding sleeve and the threaded sleeve, the movable plate is slidably sleeved on the slide rod and the jacking screw and supported by the sliding sleeve and the threaded sleeve at the lower part, the elevating mechanism comprises a jacking motor mounted on the upper cover, and an output shaft of the jacking motor is in transmission connection with the jacking screw through a jacking belt; the jacking plate can synchronously drive the movable plate to move up and down when moving up and down along with the jacking screw rod.
5. The constant pressure press of claim 1, wherein the force application surface is sector-shaped.
6. The application of the constant pressure press in the plate cold pressing process is characterized in that the constant pressure press according to claim 4 or 5 is adopted for cold pressing operation, and the specific operation steps are as follows:
1) the jacking motor drives the jacking plate to move upwards, so that the jacking plate drives the movable plate to move upwards, and a preset distance is kept between the movable plate and the upper cover; the preset distance is larger than the initial thickness of the composite board, so that the composite board can smoothly slide;
2) the composite board is horizontally placed on the upper surface of the movable plate along the diagonal line of the movable plate, two side surfaces of the composite board respectively push the adjusting rods to move horizontally, then the oil cylinder is driven to upwards press the driving lever, the driving lever drives the driven lever to rotate, so that the force application surface of the driven lever presses the movable plate, and the cold pressing process of the movable plate on the composite board is further realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210694086.7A CN114770676B (en) | 2022-06-20 | 2022-06-20 | Constant-pressure press and application thereof in plate cold pressing process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210694086.7A CN114770676B (en) | 2022-06-20 | 2022-06-20 | Constant-pressure press and application thereof in plate cold pressing process |
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| CN114770676A CN114770676A (en) | 2022-07-22 |
| CN114770676B true CN114770676B (en) | 2022-09-02 |
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Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE337049A (en) * | 1925-11-26 | |||
| US3607554A (en) * | 1969-03-12 | 1971-09-21 | Bondit Corp | Apparatus for joining sheet material along a two-dimensional contour |
| US3905290A (en) * | 1972-12-21 | 1975-09-16 | Robert A Caughey | Self-feeding press for producing strip material |
| AT503588B1 (en) * | 2006-05-03 | 2008-10-15 | Weirer Wolfgang | ARRANGEMENT FOR THE COMPRESSION OF PRESSES, PARTICULARLY OF WOOD |
| CN103878838B (en) * | 2014-03-19 | 2016-05-11 | 湖州市南浔祥龙木业制造厂 | Timber floor constant voltage press |
| CN203738938U (en) * | 2014-03-19 | 2014-07-30 | 湖州市南浔祥龙木业制造厂 | Constant-pressure wood floor pressing machine |
| CN104999765B (en) * | 2015-06-23 | 2017-10-24 | 常州霍格姆机械有限公司 | Bookshelf-type aerodynamic force constant pressure machine |
| CN209851135U (en) * | 2018-12-22 | 2019-12-27 | 南通月星家具制造有限公司 | Hydraulic cold press capable of automatically discharging |
| CN214187604U (en) * | 2020-09-25 | 2021-09-14 | 浙江康侨智能家居有限公司 | Cold press convenient to location |
| CN214447099U (en) * | 2021-03-29 | 2021-10-22 | 福建省格绿木业有限公司 | Cold pressing equipment for machining block boards |
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