CN220717409U - Frame assembly of press - Google Patents
Frame assembly of press Download PDFInfo
- Publication number
- CN220717409U CN220717409U CN202322415481.XU CN202322415481U CN220717409U CN 220717409 U CN220717409 U CN 220717409U CN 202322415481 U CN202322415481 U CN 202322415481U CN 220717409 U CN220717409 U CN 220717409U
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- edge pressing
- ejection
- press
- hydraulic
- ejector
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- 238000003825 pressing Methods 0.000 claims abstract description 168
- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 239000011324 bead Substances 0.000 claims description 7
- 239000011230 binding agent Substances 0.000 claims 4
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000000641 cold extrusion Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
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Abstract
The utility model discloses a frame assembly of a press, comprising: the frame is provided with a workbench and a backing plate, and the workbench is provided with an edge pressing channel and an ejection channel; the pressing mechanism is arranged on the frame; the edge pressing mechanism comprises a plurality of edge pressing hydraulic devices and edge pressing rods, the edge pressing hydraulic devices are annularly arranged in the base plate, the edge pressing rods are arranged in the edge pressing channels, and each edge pressing rod is connected with the driving end of one edge pressing hydraulic device; the ejection mechanism comprises an ejection hydraulic device and an ejector rod, the ejection hydraulic device is surrounded by a plurality of edge pressing hydraulic devices, and the ejector rod is arranged in the ejection channel and connected with the driving end of the ejection hydraulic device; compared with the prior art, the frame component of the press machine, the edge pressing mechanism and the ejection mechanism are integrated on the base plate, so that the size of the sliding block of the pressing mechanism can be reduced, and when the pressing mechanism acts on the workbench, the pressure ratio of a workpiece to be processed on the workbench is larger, so that high-pressure pressing can be realized.
Description
Technical Field
The utility model relates to the technical field of presses, in particular to a frame assembly of a press.
Background
The press is a machine for processing products such as metal, plastic, rubber, wood, powder and the like by utilizing hydrostatic pressure. It is commonly used in press processes and press forming processes, such as: forging, stamping, cold extrusion, straightening, bending, flanging, sheet drawing, powder metallurgy, press fitting, and the like. The existing press machine is characterized in that the whole structure is supported through a frame, a sliding block assembly is arranged on an upper cross beam of the frame, a workbench and an ejection assembly are arranged on a lower cross beam of the frame, and a blank pressing assembly is connected with the sliding block. In this press, the volume of the slide is relatively large, and when the pre-pressure of the pressure cylinder connected to the slide is constant, the pressure applied to the workpiece to be processed is shared by the surface of the slide in contact with the workpiece, and high-pressure pressing cannot be realized.
Disclosure of Invention
The utility model aims to provide a frame assembly of a press machine, which is used for solving the technical problems.
A frame assembly for a press, comprising:
the frame is provided with a workbench and a base plate positioned below the workbench, and the workbench is provided with an edge pressing channel and an ejection channel;
the pressing mechanism is arranged on the frame;
the edge pressing mechanism is arranged below the workbench and comprises a plurality of edge pressing hydraulic devices and edge pressing rods, the edge pressing hydraulic devices are annularly arranged in the base plate, the edge pressing rods are arranged in the edge pressing channels, and each edge pressing rod is connected with the driving end of one edge pressing hydraulic device;
the ejection mechanism comprises an ejection hydraulic device and an ejector rod, the ejection hydraulic device is arranged in the backing plate and is surrounded by a plurality of edge pressing hydraulic devices, and the ejector rod is arranged in the ejection channel and is connected with the driving end of the ejection hydraulic device.
According to an embodiment of the utility model, the edge pressing mechanism further comprises an edge pressing ring, the driving ends of the edge pressing hydraulic devices are connected with the edge pressing ring, and the edge pressing rods are connected with the edge pressing ring.
According to one embodiment of the utility model, the workbench is provided with an annular channel, the blank holder moves in the annular channel, and the blank holder channel is communicated with the annular channel.
According to one embodiment of the utility model, the edge pressing hydraulic device comprises an edge pressing hydraulic cavity and an edge pressing cylinder, wherein the edge pressing hydraulic cavity is arranged on a base plate, an edge pressing oil way communicated with the edge pressing hydraulic cavity is arranged on the base plate, an edge pressing cylinder piston of the edge pressing cylinder is arranged in the edge pressing hydraulic cavity, an edge pressing flange is arranged at the top of the edge pressing cylinder piston, and an edge pressing ring is connected with the edge pressing flange.
According to one embodiment of the utility model, the blank holder cylinder piston divides the blank holder hydraulic chamber into an upper part and a lower part, the blank holder oil path includes a blank holder push-out oil path and a blank holder retract oil path, the blank holder push-out oil path is located below the blank holder retract oil path, the blank holder push-out oil path is communicated with the lower part of the blank holder hydraulic chamber, the inner diameter of the blank holder push-out oil path is larger than the inner diameter of the blank holder retract oil path, and the blank holder retract oil path is communicated with the upper part of the blank holder hydraulic chamber.
According to one embodiment of the utility model, the number of the blank holder pushing oil passages and the number of the blank holder retracting oil passages are two, the two blank holder pushing oil passages are supplied with oil by the same oil pipe, and the two blank holder retracting oil passages are supplied with oil by the same oil pipe.
According to one embodiment of the utility model, the driving end of the ejection hydraulic device is connected with an ejector rod plate, and a plurality of ejector rods are uniformly distributed on the ejector rod plate.
According to one embodiment of the utility model, the ejection hydraulic device comprises an ejection hydraulic cavity and an ejection cylinder, wherein the ejection hydraulic cavity is arranged on a base plate, an ejection oil way communicated with the ejection hydraulic cavity is arranged on the base plate, and an ejection cylinder piston of the ejection cylinder is arranged in the ejection hydraulic cavity.
According to one embodiment of the utility model, the ejection cylinder piston divides the ejection hydraulic chamber into an upper portion and a lower portion, the ejection oil path includes an ejector pin ejecting oil path and an ejector pin retracting oil path, the ejector pin ejecting oil path is located below the ejector pin retracting oil path, the ejector pin ejecting oil path is communicated with the lower portion of the ejection hydraulic chamber, an inner diameter of the ejector pin ejecting oil path is larger than an inner diameter of the ejector pin retracting oil path, and the ejector pin retracting oil path is communicated with the upper portion of the ejection hydraulic chamber.
According to one embodiment of the utility model, the frame comprises an upper cross beam, a lower cross beam, a left upright post and a right upright post, wherein the upper end and the lower end of the left upright post and the lower end of the right upright post are respectively connected with the upper cross beam and the lower cross beam, and the frame further comprises a bead ring which is wound around the frame.
Compared with the prior art, the frame assembly of the press machine has the following advantages:
according to the frame assembly of the press machine, the edge pressing mechanism and the ejection mechanism are integrated on the base plate, so that the size of the sliding block of the pressing mechanism can be reduced, when the pressing mechanism acts on the workbench, the pressure ratio of a workpiece to be processed on the workbench is larger, and high-pressure pressing can be realized.
Drawings
FIG. 1 is a schematic view of a frame assembly of a press of the present utility model;
FIG. 2 is a cross-sectional view of a frame assembly of the press of the present utility model;
FIG. 3 is a cross-sectional view of the frame assembly of the press of the present utility model in another direction;
in the figure: 1. frame, 11, bench, 111, edge pressing channel, 112, ejector channel, 113, annular channel, 12, backing plate, 121, edge pressing push-out oil channel, 122, edge pressing retraction oil channel, 123, ejector pin push-out oil channel, 124, ejector pin retraction oil channel, 13, upper cross beam, 14, lower cross beam, 15, left upright, 16, right upright, 17, wire ring, 2, hold-down mechanism, 3, edge pressing mechanism, edge pressing hydraulic device, 311, edge pressing hydraulic cavity, 312, edge pressing cylinder, 313, edge pressing cylinder piston, 314, edge pressing flange, 32, edge pressing rod, edge pressing ring, 4, ejector mechanism, 41, ejector hydraulic device, 411, ejector hydraulic cavity, 412, ejector cylinder, 413, ejector cylinder piston, 42, ejector pin, 43, ejector pin plate
The implementation and advantages of the functions of the present utility model will be further described with reference to the accompanying drawings.
Detailed Description
Various embodiments of the utility model are disclosed in the following drawings, in which details of the practice are set forth in the following description for the purpose of clarity. However, it should be understood that these practical details are not to be taken as limiting the utility model. That is, in some embodiments of the utility model, these practical details are unnecessary. Moreover, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simplified schematic manner.
It should be noted that all directional indicators (such as up, down, left and right, front and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions of the "first," "second," and the like, herein are for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor are they intended to limit the utility model solely for distinguishing between components or operations described in the same technical term, but are not to be construed as indicating or implying any relative importance or order of such features. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
For a further understanding of the nature, features, and efficacy of the present utility model, the following examples are set forth in order to provide a further understanding of the utility model, and are intended to be described in connection with the accompanying drawings:
the utility model discloses a frame assembly of a press machine, referring to fig. 1 to 3, the frame assembly of the press machine disclosed by the utility model comprises a frame 1, a pressing mechanism 2, a blank holder mechanism 3 and an ejection mechanism 4, wherein the frame 1 comprises an upper cross beam 13, a lower cross beam 14, a left stand column 15 and a right stand column 16, the upper end and the lower end of the left stand column 15 and the lower end of the right stand column 16 are respectively connected with the upper cross beam 13 and the lower cross beam 14, the frame assembly further comprises a bead ring 17, the bead ring 17 is wound on the frame 1, a workbench 11 and a backing plate 12 positioned below the workbench 11 are arranged on the lower cross beam 14, a blank holder channel 111 and an ejection channel 112 are arranged on the workbench 11, and the pressing mechanism 2 is arranged on the frame 1 and is used for moving towards the workbench 11 and acting on a workpiece to be processed on the workbench 11; the edge pressing mechanism 3 is arranged below the workbench 11 and comprises a plurality of edge pressing hydraulic devices 31 and edge pressing rods 32, the edge pressing hydraulic devices 31 are annularly arranged in the base plate 12, the edge pressing rods 32 are arranged in the edge pressing channels 111, and each edge pressing rod 32 is connected with the driving end of one edge pressing hydraulic device 31; the ejection mechanism 4 includes an ejection hydraulic device 41 and an ejector rod 42, the ejection hydraulic device 41 is disposed in the backing plate 12 and surrounded by a plurality of edge-pressing hydraulic devices 31, and the ejector rod 42 is disposed in the ejection channel 112 and connected with the driving end of the ejection hydraulic device 41. The frame component of the press machine is characterized in that an upper die is connected to a sliding block, a lower die is arranged on a workbench 11 and used for supporting a workpiece to be processed, when the press machine works, a blank holder mechanism 3 is started, a blank holder hydraulic device 31 drives a blank holder rod 32 to move upwards along a blank holder channel 111 and act on the workpiece to be processed on the lower die, so that the workpiece is not easy to wrinkle in the process of starting the blank holder mechanism 2 and stretching the workpiece through the cooperation of the upper die and the lower die, and the wall thickness of the formed workpiece can be uniform; the pressing mechanism 2 comprises a pressing hydraulic device and sliding, when the pressing machine works, the pressing hydraulic device is started and drives the sliding block to move towards the workbench, and when the pressing mechanism 2 presses a workpiece to be processed and pressurizes the workpiece, the upper cross beam 13 and the lower cross beam 14 respectively prop against two ends of the steel wire ring 17, and high-pressure pressing is realized through the reaction force of the steel wire ring 17; after the workpiece is formed, the pushing-down hydraulic device drives the sliding block to move in a direction away from the workbench, after the sliding block is reset, the edge pressing hydraulic device 31 drives the edge pressing rod 32 to reset, the ejection mechanism 4 is started, and the ejection hydraulic device 41 drives the ejector rod 42 to move upwards along the ejection channel 112 and eject the formed workpiece. According to the frame assembly of the press machine, the edge pressing mechanism 3 and the ejection mechanism 4 are integrated on the base plate 12, so that the size of the sliding block of the pressing mechanism 2 can be reduced, and when the pressing mechanism 2 acts on the workbench 11, the pressure ratio of a workpiece to be processed on the workbench 11 is larger, so that high-pressure pressing can be realized.
Referring to fig. 2, in the frame assembly of the press machine of the present utility model, the edge pressing mechanism 3 further includes an edge pressing ring 33, the driving ends of the edge pressing hydraulic devices 31 are connected to the edge pressing ring 33, and the edge pressing rods 32 are connected to the edge pressing ring 33. When the edge pressing hydraulic device 31 is started, the edge pressing hydraulic device 31 drives the edge pressing ring 33 to move, and the edge pressing rod 32 connected with the edge pressing ring 33 can be moved synchronously.
Referring to fig. 2, in the frame assembly of the press machine of the present utility model, the working table 11 is provided with an annular channel 113, the blank holder 33 moves in the annular channel 113, and the blank holder channel 111 communicates with the annular channel 113. When the edge pressing hydraulic device 31 is started, the edge pressing hydraulic device 31 drives the edge pressing ring 33 to move in the annular channel 113, and the edge pressing rod 32 is driven by the edge pressing ring 33 to move in the edge pressing channel 111.
Referring to fig. 2, the frame assembly of the press according to the present utility model, the edge pressing hydraulic device 31 includes an edge pressing hydraulic cavity 311 and an edge pressing cylinder 312, the edge pressing hydraulic cavity 311 is disposed on the backing plate 12, an edge pressing oil path communicating with the edge pressing hydraulic cavity 311 is disposed on the backing plate 12, an edge pressing cylinder piston 313 of the edge pressing cylinder 312 is disposed in the edge pressing hydraulic cavity 311, an edge pressing flange 314 is disposed at the top of the edge pressing cylinder piston 313, and the edge pressing ring 33 is connected with the edge pressing flange 314. When the press works, the oil supply system is communicated with the blank pressing oil way through an oil pipe, and when the blank pressing mechanism 3 is required to be started, high-pressure oil enters the blank pressing hydraulic cavity 311 of the blank pressing hydraulic device 31 through the blank pressing oil way, so that the blank pressing cylinder piston 313 moves upwards and compresses the oil in the blank pressing hydraulic cavity 311, and the blank pressing rod 32 extends out of the table surface of the workbench 11 from the blank pressing channel 111 when the blank pressing cylinder piston 313 moves upwards and acts on a workpiece to be processed.
Referring to fig. 2, in the frame assembly of the press machine of the present utility model, the ram piston 313 divides the ram hydraulic chamber 311 into an upper portion and a lower portion, the ram oil path includes a ram push-out oil path 121 and a ram retraction oil path 122, the ram push-out oil path 121 is located below the ram retraction oil path 122, the ram push-out oil path 121 is communicated with the lower portion of the ram hydraulic chamber 311, the inner diameter of the ram push-out oil path 121 is larger than the inner diameter of the ram retraction oil path 122, and the ram retraction oil path 122 is communicated with the upper portion of the ram hydraulic chamber 311. When the edge pressing mechanism 3 is required to press edges of a workpiece to be processed, the oil supply system inputs high-pressure oil into an edge pressing pushing oil way 121 through an oil pipe, the high-pressure oil enters the lower part of an edge pressing hydraulic cavity 311 from the edge pressing pushing oil way 121, and an edge pressing cylinder piston 313 moves upwards under the action of the oil in the lower part of the edge pressing hydraulic cavity 311, so that an edge pressing rod 32 extends out of the edge pressing channel 111 from the top of a table top 11 and acts on the workpiece to be processed; in the process that the blank holder cylinder piston 313 moves upwards under the action of the oil in the lower part of the blank holder hydraulic chamber 311, the oil in the upper part of the blank holder hydraulic chamber 311 is compressed, so that the blank holder mechanism 3 reaches the set pressure. After the workpiece is formed, the oil supply system inputs high-pressure oil into the blank-holding back oil path 122 through the oil pipe, the oil enters the upper part of the compression blank-holding hydraulic cavity 311 from the blank-holding back oil path 122, the oil entering the upper part of the compression blank-holding hydraulic cavity 311 causes the blank-holding cylinder piston 313 to move downwards in the blank-holding hydraulic cavity 311 and drives the blank holder 33 to move downwards, so that the blank holder 32 is retracted from the upper part of the table top of the workbench 11; when the blank cylinder piston 313 moves downward in the blank-holding hydraulic chamber 311, the space of the lower part of the blank-holding hydraulic chamber 311 is compressed downward, the oil in the lower part of the blank-holding hydraulic chamber 311 flows back and the blank-holding mechanism 3 is depressurized.
Referring to fig. 1 and 2, in the frame assembly of the press machine of the present utility model, the number of the blank-holding push-out oil paths 121 and the blank-holding retracting oil paths 122 is two, the two blank-holding push-out oil paths 121 are supplied with oil from the same oil pipe, and the two blank-holding retracting oil paths 122 are supplied with oil from the same oil pipe. When the blank holder bar 32 is required to extend out from the upper part of the table top of the workbench 11, the same oil pipe simultaneously supplies oil to the two blank holder pushing oil paths 121, so that all the blank holder hydraulic devices 31 can be synchronously started, the blank holder bar 32 connected with the blank holder 33 can be ensured to synchronously move and act on the workpiece to be processed, and the workpiece to be processed is uniformly stressed; similarly, when the edge pressing rod 32 is required to retract from the top of the table surface of the table 11, the same oil pipe supplies oil to the two edge pressing retraction oil paths 122 at the same time, so that all the edge pressing hydraulic devices 31 are synchronously started, and the edge pressing rod 32 connected with the edge pressing ring 33 is ensured to synchronously retract from the top of the table surface of the table 11.
Referring to fig. 3, in the frame assembly of the press machine of the present utility model, a driving end of an ejector hydraulic device 41 is connected to an ejector plate 43, and a plurality of ejector rods 42 are uniformly distributed on the ejector plate 43. When the ejection hydraulic device 41 is started, the plurality of ejector pins 42 are simultaneously started to discharge the molded workpiece.
Referring to fig. 3, in the frame assembly of the press machine of the present utility model, the ejection hydraulic device 41 includes an ejection hydraulic chamber 411 and an ejection cylinder 412, the ejection hydraulic chamber 411 is disposed on the backing plate 12, an ejection oil path communicating with the ejection hydraulic chamber 411 is disposed on the backing plate 12, and an ejection cylinder piston 413 of the ejection cylinder 412 is disposed in the ejection hydraulic chamber 411. When the press works, the oil supply system is communicated with the ejection oil way through an oil pipe, and when the ejection mechanism 4 is required to be started, high-pressure oil enters the ejection hydraulic cavity 411 of the ejection hydraulic device 41 through the ejection oil way, so that the ejection cylinder piston 413 moves upwards, simultaneously compresses the oil in the ejection hydraulic device 41, and the plurality of ejector rods 42 extend out of the ejection channels 112 when the ejection cylinder piston 413 moves upwards, and the machined and formed workpiece is discharged.
Referring to fig. 3, in the frame assembly of the press machine of the present utility model, the ejector cylinder piston 413 divides the ejector hydraulic chamber 411 into an upper portion and a lower portion, the ejector oil path includes an ejector pin ejecting oil path 123 and an ejector pin retracting oil path 124, the ejector pin ejecting oil path 123 is located below the ejector pin retracting oil path 124, the ejector pin ejecting oil path 123 is communicated with the lower portion of the ejector hydraulic chamber 411, the inner diameter of the ejector pin ejecting oil path 123 is larger than the inner diameter of the ejector pin retracting oil path 124, and the ejector pin retracting oil path 124 is communicated with the upper portion of the ejector hydraulic chamber 411. After the workpiece is molded and the edge pressing mechanism 3 is reset, the oil supply system inputs high-pressure oil into the ejector rod pushing-out oil way 123 through the oil pipe, the high-pressure oil enters the lower part of the ejection hydraulic cavity 411 from the ejector rod pushing-out oil way 123, the ejection cylinder piston 413 moves upwards under the action of the oil in the lower part of the ejection hydraulic cavity 411, so that the ejector rod 42 extends out of the ejection channel 112 and the molded workpiece is discharged; in the process that the ejection cylinder piston 413 moves upwards under the action of the oil in the lower part of the ejection hydraulic cavity 411, the oil in the upper part of the ejection hydraulic cavity 411 is compressed, so that the ejection mechanism 4 achieves a set ejection force. After the formed workpiece is fed, the oil supply system inputs high-pressure oil into the ejector rod retracting oil way 124 through the oil pipe, the high-pressure oil enters the upper part of the ejection hydraulic cavity 411 through the ejector rod retracting oil way 124, and the oil entering the upper part of the ejection hydraulic cavity 411 causes the ejection cylinder piston 413 to move downwards in the ejection hydraulic cavity 411, so that the ejector rod 42 is retracted along the ejection channel 112; when the ejector cylinder piston 413 moves downward in the ejector hydraulic chamber 411, the space of the lower part of the ejector hydraulic chamber 411 is compressed downward, and the oil in the lower part of the ejector hydraulic chamber 411 flows back and the ejector mechanism 4 is depressurized.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. A frame assembly for a press, comprising:
the frame (1) is provided with a workbench (11) and a base plate (12) positioned below the workbench (11), and the workbench (11) is provided with an edge pressing channel (111) and an ejection channel (112);
a pushing mechanism (2) arranged on the frame (1);
the edge pressing mechanism (3) is arranged below the workbench (11) and comprises a plurality of edge pressing hydraulic devices (31) and edge pressing rods (32), the edge pressing hydraulic devices (31) are annularly arranged in the base plate (12), the edge pressing rods (32) are arranged in the edge pressing channels (111), and each edge pressing rod (32) is connected with the driving end of one edge pressing hydraulic device (31);
the ejection mechanism (4) comprises an ejection hydraulic device (41) and an ejector rod (42), wherein the ejection hydraulic device (41) is arranged in the base plate (12) and surrounded by a plurality of edge pressing hydraulic devices (31), and the ejector rod (42) is arranged in the ejection channel (112) and connected with the driving end of the ejection hydraulic device (41).
2. The frame assembly of a press machine according to claim 1, wherein the edge pressing mechanism (3) further comprises an edge pressing ring (33), the driving ends of a plurality of edge pressing hydraulic devices (31) are connected with the edge pressing ring (33), and a plurality of edge pressing rods (32) are connected with the edge pressing ring (33).
3. Frame assembly of a press according to claim 2, characterized in that the work table (11) is provided with an annular channel (113), the bead ring (33) being moved in the annular channel (113), the bead channel (111) being in communication with the annular channel (113).
4. The frame assembly of a press machine according to claim 2, wherein the edge pressing hydraulic device (31) comprises an edge pressing hydraulic cavity (311) and an edge pressing cylinder (312), the edge pressing hydraulic cavity (311) is arranged on the base plate (12), an edge pressing oil way which is communicated with the edge pressing hydraulic cavity (311) is arranged on the base plate (12), an edge pressing cylinder piston (313) of the edge pressing cylinder (312) is arranged in the edge pressing hydraulic cavity (311), an edge pressing flange (314) is arranged at the top of the edge pressing cylinder piston (313), and the edge pressing ring (33) is connected with the edge pressing flange (314).
5. The frame assembly of a press as claimed in claim 4, wherein the press-side cylinder piston (313) divides the press-side hydraulic chamber (311) into an upper portion and a lower portion, the press-side oil passage includes a press-side push-out oil passage (121) and a press-side retraction oil passage (122), the press-side push-out oil passage (121) is located below the press-side retraction oil passage (122), the press-side push-out oil passage (121) communicates with the lower portion of the press-side hydraulic chamber (311), an inner diameter of the press-side push-out oil passage (121) is larger than an inner diameter of the press-side retraction oil passage (122), and the press-side retraction oil passage (122) communicates with the upper portion of the press-side hydraulic chamber (311).
6. The frame assembly of a press machine according to claim 5, wherein the number of the binder pushing-out oil passages (121) and the binder retracting oil passages (122) is two, the two binder pushing-out oil passages (121) are supplied with oil from the same oil pipe, and the two binder retracting oil passages (122) are supplied with oil from the same oil pipe.
7. The frame assembly of the press machine according to claim 1, wherein the driving end of the ejection hydraulic device (41) is connected with an ejector rod plate (43), and a plurality of ejector rods (42) are uniformly distributed on the ejector rod plate (43).
8. The frame assembly of the press machine according to claim 1, wherein the ejection hydraulic device (41) comprises an ejection hydraulic cavity (411) and an ejection cylinder (412), the ejection hydraulic cavity (411) is arranged on the base plate (12), an ejection oil path communicated with the ejection hydraulic cavity (411) is arranged on the base plate (12), and an ejection cylinder piston (413) of the ejection cylinder (412) is arranged in the ejection hydraulic cavity (411).
9. The frame assembly of a press machine according to claim 8, wherein the ejector cylinder piston (413) divides the ejector hydraulic chamber (411) into an upper portion and a lower portion, the ejector oil passage includes an ejector pin ejecting oil passage (123) and an ejector pin retracting oil passage (124), the ejector pin ejecting oil passage (123) is located below the ejector pin retracting oil passage (124), the ejector pin ejecting oil passage (123) communicates with the lower portion of the ejector hydraulic chamber (411), an inner diameter of the ejector pin ejecting oil passage (123) is larger than an inner diameter of the ejector pin retracting oil passage (124), and the ejector pin retracting oil passage (124) communicates with the upper portion of the ejector hydraulic chamber (411).
10. The frame assembly of a press according to claim 1, characterized in that the frame (1) comprises an upper cross beam (13), a lower cross beam (14), a left upright (15) and a right upright (16), the upper and lower ends of the left upright (15) and the right upright (16) being connected to the upper cross beam (13) and the lower cross beam (14), respectively, and a bead ring (17), the bead ring (17) being wound around the frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322415481.XU CN220717409U (en) | 2023-09-05 | 2023-09-05 | Frame assembly of press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322415481.XU CN220717409U (en) | 2023-09-05 | 2023-09-05 | Frame assembly of press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220717409U true CN220717409U (en) | 2024-04-05 |
Family
ID=90524679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322415481.XU Active CN220717409U (en) | 2023-09-05 | 2023-09-05 | Frame assembly of press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220717409U (en) |
-
2023
- 2023-09-05 CN CN202322415481.XU patent/CN220717409U/en active Active
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