CN212795302U - Pressure compensation type multilayer transverse hot press - Google Patents
Pressure compensation type multilayer transverse hot press Download PDFInfo
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- CN212795302U CN212795302U CN202022082918.9U CN202022082918U CN212795302U CN 212795302 U CN212795302 U CN 212795302U CN 202022082918 U CN202022082918 U CN 202022082918U CN 212795302 U CN212795302 U CN 212795302U
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Abstract
The utility model discloses a pressure compensation type multilayer transverse hot press, which comprises a supporting frame; the bottom end of the supporting frame is provided with a pressurizing oil cylinder; the pressurizing oil cylinder is connected with the lifting bottom plate; a lower pressing plate is arranged above the lifting bottom plate; an upper pressing plate is arranged above the lower pressing plate; a transition pressing plate is arranged between the lower pressing plate and the upper pressing plate; the upper part of the supporting frame is provided with a compensation oil cylinder; the compensation oil cylinder is connected with the transition pressing plate; two ends of the upper pressing plate, the lower pressing plate and the transition pressing plate are respectively connected with a step platform on the supporting frame; gaps are reserved between the upper pressing plate, the lower pressing plate and the transition pressing plate; the pressurizing oil cylinder and the compensating oil cylinder are respectively communicated with a pump station. The lower pressing plate is lifted and extruded layer by layer upwards under the action of the pressurizing oil cylinder, the upper pressing plate is lifted and extruded layer by layer upwards under the action of the compensating oil cylinder and the transition pressing plate, synchronous pressurizing effect can be realized, the load of the pressurizing oil cylinder at the bottom is reduced, uniform compression of plates is realized, the standard degree between the plates is high, and the damage rate is reduced qualitatively.
Description
Technical Field
The utility model belongs to the technical field of panel hot pressing equipment, concretely relates to horizontal hot press of pressure compensation formula multilayer.
Background
At present, in the production process of wood boards, 15 layers of hot presses are used as hot press machines, namely, each hot press machine can carry out hot press forming on 15 layers of boards at a time, and the formed boards are drawn out and put into new boards again to be hot pressed.
In order to improve the working efficiency, reduce the labor cost and save the land occupation, 25 layers of hot presses or even 30 layers of hot presses appear in the current market, the number of plates to be hot-pressed at each time is doubled, but along with the increase of the number of the pressing plates, the self-weight of the pressing plates can be improved, the load and the power of the press machines are correspondingly increased, the working principle of the hot presses is that the oil cylinders press layer by layer from bottom to top, so that the plate at the bottom is easily stressed to the maximum, the deformation is also the maximum, the thickness of the plate is gradually thinned from top to bottom, and the thickness of the plates at the bottom is the thinnest, so that the plates cannot be used.
Therefore, although the efficiency of the existing hot press is improved by about one time, the damage rate of the plate is high, the waste is serious, and the development of enterprises and the competitiveness of products are also restricted.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the technical problem that the prior art has bad damage rate height and high manufacturing cost, providing a pressure compensation type multilayer transverse hot press, changing present not enough.
In order to achieve the above object, the utility model relates to a pressure compensation type multilayer transverse hot press, which comprises a supporting frame; the bottom end of the supporting frame is provided with a plurality of pressurizing oil cylinders;
the telescopic arms of the pressurizing oil cylinders are fixedly connected with the bottom surface of the lifting bottom plate; a plurality of lower pressing plates which are mutually overlapped are arranged above the lifting bottom plate; a plurality of upper pressing plates which are mutually overlapped are arranged above the lower pressing plate; a transition pressing plate is arranged between the lower pressing plate and the upper pressing plate;
the upper part of the supporting frame is provided with a compensation oil cylinder; the telescopic arm of the compensation oil cylinder is fixedly connected with the two ends of the transition pressure plate;
two ends of the upper pressing plate, the lower pressing plate and the transition pressing plate are respectively and correspondingly connected with a step platform arranged on the supporting frame; gaps for placing plates are reserved among the upper pressing plate, the lower pressing plate and the transition pressing plate through the step platforms;
the pressurizing oil cylinder and the compensating oil cylinder are respectively communicated with a pump station.
Further, the upper pressing plate and the lower pressing plate are respectively in a group of 3-6 layers; the length of each group of upper pressing plates and the length of each group of lower pressing plates are gradually lengthened from bottom to top and are correspondingly connected with the step platforms.
Furthermore, the two ends of the transition pressure plate are respectively provided with a convex part which is used for being connected with the telescopic arm of the compensation oil cylinder.
Further, the number of the upper pressing plate and the lower pressing plate is 25-35 layers respectively.
The utility model has the advantages of reasonable structure and novel design, the successive layer upwards promotes the extrusion under the effect of pressurization hydro-cylinder of lower part clamp plate, and the successive layer upwards promotes the extrusion under the effect of compensation hydro-cylinder and transition clamp plate of upper portion clamp plate, can realize synchronous pressurization effect, alleviates the load of the pressurization hydro-cylinder of bottom, has realized the even pressurized of panel, and the standard degree between the panel is high, and the bad damage rate obtains the reduction of matter.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic side view of the structure of the present invention;
FIG. 3 is a schematic top enlarged view of a transition pressure plate according to the present invention;
fig. 4 is an enlarged view of the structure of the middle step of the present invention.
In the figure, the device comprises a supporting frame 1, a transition pressing plate 3, a lifting bottom plate 4, a pressurizing oil cylinder 5, a compensating oil cylinder 6, a lower pressing plate 7, an upper pressing plate 8, a protruding part 9, a step platform 10 and a gap.
Detailed Description
According to the attached fig. 1 to 4, the utility model relates to a pressure compensation type multilayer transverse hot press, which comprises a supporting frame 1; the bottom end of the supporting frame 1 is provided with a plurality of pressurizing oil cylinders 4;
the telescopic arms of the pressurizing oil cylinders 4 are fixedly connected with the bottom surface of the lifting bottom plate 3; a plurality of lower pressing plates 6 which are mutually overlapped are arranged above the lifting bottom plate 3; a plurality of upper pressing plates 7 which are mutually overlapped are arranged above the lower pressing plate 6; a transition pressing plate 2 is arranged between the lower pressing plate 6 and the upper pressing plate 7;
the upper part of the supporting frame 1 is provided with a compensation oil cylinder 5; the telescopic arm of the compensation oil cylinder 5 is fixedly connected with the two ends of the transition pressure plate 2;
two ends of the upper pressing plate 7, the lower pressing plate 6 and the transition pressing plate 2 are respectively and correspondingly connected with a step platform 9 arranged on the supporting frame 1; a gap 10 for placing a plate is reserved among the upper pressing plate 7, the lower pressing plate 6 and the transition pressing plate 2 through the step platform 9;
the pressurizing oil cylinder 4 and the compensating oil cylinder 5 are respectively communicated with a pump station.
Further, the upper pressing plate 7 and the lower pressing plate 6 are respectively grouped into 3-6 layers; the length of each group of the upper pressing plates 7 and the length of each group of the lower pressing plates 6 are gradually lengthened from bottom to top and are correspondingly connected with the step platforms 9.
Furthermore, the two ends of the transition pressure plate 2 are respectively provided with a convex part 8 which is used for being connected with the telescopic arm of the compensation oil cylinder 5.
Further, the number of the upper pressing plate 7 and the lower pressing plate 6 is 25-35 layers respectively.
The working principle is as follows: when the pressurizing oil cylinder drives the lower pressing plate to lift, the compensation oil cylinder synchronously drives the upper pressing plate to lift, so that the load of the pressurizing oil cylinder can be obviously reduced, the stress of the lowest layers of plates is reduced, and the standard degree of the plates is controlled to be low in damage rate.
The utility model has the advantages of reasonable structure and novel design, the successive layer upwards promotes the extrusion under the effect of pressurization hydro-cylinder of lower part clamp plate, and the successive layer upwards promotes the extrusion under the effect of compensation hydro-cylinder and transition clamp plate of upper portion clamp plate, can realize synchronous pressurization effect, alleviates the load of the pressurization hydro-cylinder of bottom, has realized the even pressurized of panel, and the standard degree between the panel is high, and the bad damage rate obtains the reduction of matter.
The utility model discloses closed pressurization is fast, and is efficient, and area is little, and product quality is high. In the whole working cycle process, the working pressure of the compensation oil cylinder is always kept to offset the dead weight of the upper half pressing plate through electro-hydraulic automatic control. After the work cycle is finished, the compensation oil cylinder and the pressurization oil cylinder release pressure at the same time, the upper pressing plate and the lower pressing plate fall back to the preset height, the workpiece is loaded and unloaded, and the next work cycle is started.
Claims (4)
1. A pressure-compensated multilayer transverse hot press comprises a supporting frame; the bottom end of the supporting frame is provided with a plurality of pressurizing oil cylinders; the method is characterized in that:
the telescopic arms of the pressurizing oil cylinders are fixedly connected with the bottom surface of the lifting bottom plate; a plurality of lower pressing plates which are mutually overlapped are arranged above the lifting bottom plate; a plurality of upper pressing plates which are mutually overlapped are arranged above the lower pressing plate; a transition pressing plate is arranged between the lower pressing plate and the upper pressing plate;
the upper part of the supporting frame is provided with a compensation oil cylinder; the telescopic arm of the compensation oil cylinder is fixedly connected with the two ends of the transition pressure plate;
two ends of the upper pressing plate, the lower pressing plate and the transition pressing plate are respectively and correspondingly connected with a step platform arranged on the supporting frame; gaps for placing plates are reserved among the upper pressing plate, the lower pressing plate and the transition pressing plate through the step platforms;
the pressurizing oil cylinder and the compensating oil cylinder are respectively communicated with a pump station.
2. The pressure compensated multilayer cross press of claim 1, wherein the upper press platen and the lower press platen are grouped into 3-6 layers, respectively; the length of each group of upper pressing plates and the length of each group of lower pressing plates are gradually lengthened from bottom to top and are correspondingly connected with the step platforms.
3. The pressure compensated multilayer transverse hot press of claim 1, wherein the transition press plate has protrusions at both ends for interconnection with the telescopic arms of the compensation cylinders.
4. The pressure compensated multilayer cross press of claim 1, wherein the number of said upper press plate and said lower press plate is 25-35 layers respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022082918.9U CN212795302U (en) | 2020-09-22 | 2020-09-22 | Pressure compensation type multilayer transverse hot press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022082918.9U CN212795302U (en) | 2020-09-22 | 2020-09-22 | Pressure compensation type multilayer transverse hot press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212795302U true CN212795302U (en) | 2021-03-26 |
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ID=75091174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022082918.9U Active CN212795302U (en) | 2020-09-22 | 2020-09-22 | Pressure compensation type multilayer transverse hot press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212795302U (en) |
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2020
- 2020-09-22 CN CN202022082918.9U patent/CN212795302U/en active Active
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