CN219706189U - Clamping device of four-column hydraulic press - Google Patents
Clamping device of four-column hydraulic press Download PDFInfo
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- CN219706189U CN219706189U CN202320426547.2U CN202320426547U CN219706189U CN 219706189 U CN219706189 U CN 219706189U CN 202320426547 U CN202320426547 U CN 202320426547U CN 219706189 U CN219706189 U CN 219706189U
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- 238000000034 method Methods 0.000 description 5
- 238000003754 machining Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000000641 cold extrusion Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of four post hydraulic presses, a four post hydraulic press clamping device is disclosed, include: a processing table; the grooves are symmetrically formed at two ends of the upper end face of the processing table; the sliding grooves are symmetrically formed in two ends of the upper end face of the processing table and are positioned outside the two grooves, and the sliding grooves are communicated with the grooves; and the electric telescopic rod is provided with a cavity in the processing table, the electric telescopic rod is fixedly connected to the bottom of the cavity, the output end of the electric telescopic rod is fixedly connected with a sliding plate, the upper end surface of the sliding plate is provided with a driving assembly, the driving assembly is fixedly connected with a clamping plate, the upper end surface of the clamping plate is fixedly connected with a pressure sensor, the upper end surface of the processing table is provided with a hydraulic assembly, and the hydraulic assembly is provided with a hydraulic plate. The clamping device of the four-column hydraulic press solves the problem that the clamping plate can prevent the hydraulic plate from moving downwards to influence the workpiece processing when the four-column hydraulic press is used for processing the existing parts.
Description
Technical Field
The disclosure belongs to the technical field of four-column hydraulic presses, and particularly relates to a clamping device of a four-column hydraulic press.
Background
Four column hydraulic presses, also known as oil presses, are machines using fluid pressure transmission made using pascal's law, commonly used in pressing and compression forming processes, such as: forging, stamping, cold extrusion, straightening, bending, flanging, sheet drawing, powder metallurgy, press fitting, and the like.
At present, in order to enable the processing workpiece to be effectively positioned, people often set up a positioning structure on a processing platen to clamp the workpiece, for example, a four-column hydraulic press for processing automobile parts is provided by the publication No. CN 214719682U, the device is matched with a clamping plate, a clamping rod, a fixed sleeve, a handle, a connecting seat, an adjusting bolt and the like through the arrangement of the clamping plate, so that the clamping fixation of the automobile parts with different sizes is realized, but the clamping plate of the device is positioned above a processing table, the contraction is inconvenient, and when the workpiece needs to be punched, the problem that the clamping plate blocks the hydraulic plate to move downwards to influence the processing of the workpiece possibly occurs.
Disclosure of Invention
Aiming at the defects of the prior art, the aim of the present disclosure is to provide a clamping device of a four-column hydraulic press, which solves the problem that the clamping plate can prevent the hydraulic plate from moving downwards to affect the workpiece processing when the four-column hydraulic press is used for processing the existing parts.
The purpose of the disclosure can be achieved by the following technical scheme:
a four column hydraulic machine clamp apparatus comprising:
a processing table;
the grooves are symmetrically formed at two ends of the upper end face of the processing table;
the sliding grooves are symmetrically formed in two ends of the upper end face of the processing table and are positioned outside the two grooves, and the sliding grooves are communicated with the grooves; and
the electric telescopic rod is characterized in that a cavity is formed in the processing table, an electric telescopic rod is fixedly connected to the bottom of the cavity, a sliding plate is fixedly connected to the output end of the electric telescopic rod, a driving assembly is mounted on the upper end face of the sliding plate, a clamping plate is fixedly connected to the driving assembly, a pressure sensor is fixedly connected to the upper end face of the clamping plate, a hydraulic assembly is mounted on the upper end face of the processing table, and a hydraulic plate is mounted on the hydraulic assembly.
The technical scheme has the following principle and effects:
when the clamping device is used, a workpiece is placed on a processing table, the clamping plate is driven by the driving assembly to clamp and fix the workpiece, then the hydraulic plate is moved downwards to process the workpiece through the hydraulic assembly, when the width of the workpiece is larger than that of the hydraulic plate, the hydraulic plate cannot contact the clamping plate when the clamping plate clamps the workpiece, and the condition that the clamping plate blocks the hydraulic plate from moving downwards cannot be generated; when the width of work piece is less than the width of hydraulic plate, splint centre gripping work piece after, can be with splint up end contact when the hydraulic plate moves down to the splint top, pressure sensor receives pressure this moment, can give the controller with pressure signal transmission, the controller receives pressure signal and starts electric telescopic handle, electric telescopic handle work is with the slide downward pulling for when the splint stops hydraulic plate to move down, electric telescopic handle can be through the recess entering cavity that moves down slowly of slide control splint, thereby can realize can not hinder hydraulic plate to move down when fixed work piece, the problem that current spare part processing is with four post hydraulic presses can appear splint and stop hydraulic plate and move down and then influence work piece processing has been solved.
Preferably, the drive assembly comprises a motor, a motor is fixedly connected with the upper end face of the sliding plate, a gear is fixedly connected with the output shaft end of the motor, racks are respectively meshed with two sides of the gear, the lower end face of the racks is in sliding connection with the upper end face of the sliding plate, a clamping plate is fixedly connected with the upper end face of the racks, and the lower end face of the clamping plate is attached to the upper end face of the processing table.
Preferably, the groove and the sliding groove are communicated with the cavity, and the groove and the sliding groove are matched with the clamping plate.
Preferably, the outer side wall of the sliding plate is in sliding connection with the inner wall of the cavity.
Preferably, the hydraulic assembly comprises supporting rods, the four ends of the upper end surface of the processing table are fixedly connected with supporting rods respectively, the four upper ends of the supporting rods are fixedly connected with a top plate, the four outer surfaces of the supporting rods are slidably connected with supporting plates, hydraulic cylinders are fixedly connected in the top plates, the output ends of the hydraulic cylinders are fixedly connected with hydraulic rods, the lower ends of the hydraulic rods are fixedly connected with the upper end surface of the supporting plates, and the lower end surface of the supporting plates is fixedly connected with a hydraulic plate.
Preferably, the hydraulic cylinder upper end face fixedly connected with liquid filling valve, liquid filling valve import department fixedly connected with oil pipe, the one end fixedly connected with plunger pump that the oil pipe kept away from the liquid filling valve, the one end fixedly connected with oil tank that the plunger pump kept away from the oil pipe, oil tank lateral wall and processing platform lateral wall fixed connection.
The noun, conjunctive or adjective parts referred to in the above technical solutions are explained as follows:
the fixed connection refers to the connection without any relative movement after the parts or components are fixed;
sliding connection means that the connection between the parts allows the parts to slide relative to each other.
The beneficial effects of the present disclosure are:
according to the clamping device of the four-column hydraulic machine, through the cooperation of the clamping plate, the pressure sensor and the electric telescopic rod, the problem that the clamping plate can prevent the hydraulic plate from moving downwards to influence workpiece machining when the existing four-column hydraulic machine for part machining is solved.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or the prior art, the drawings that are required for the description of the embodiments or the prior art will be briefly described, and it will be apparent to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a schematic overall construction of an embodiment of the present disclosure;
FIG. 2 is a schematic diagram of the internal structural connections of an embodiment of the present disclosure;
fig. 3 is a partial structural schematic diagram of an embodiment of the present disclosure.
In the figure: 1. a processing table; 2. an electric telescopic rod; 3. a slide plate; 4. a rack; 5. a clamping plate; 6. a pressure sensor; 7. a motor; 8. a gear; 9. a workpiece; 10. a support rod; 11. a support plate; 12. a top plate; 13. a hydraulic cylinder; 14. a charging valve; 15. an oil pipe; 16. a plunger pump; 17. a chute; 18. an oil tank; 19. a hydraulic rod; 20. a hydraulic plate; 21. a groove.
Detailed Description
The following description of the technical solutions in the embodiments of the present disclosure will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present disclosure, and it is apparent that the described embodiments are only some embodiments of the present disclosure, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments in this disclosure without inventive faculty, are intended to fall within the scope of this disclosure.
An embodiment of a four-column hydraulic press clamping device for solving the problem that the clamping plate blocks the hydraulic plate from moving downwards to affect the workpiece processing in the conventional four-column hydraulic press for processing parts is described with reference to fig. 1 to 3. Specifically, the clamping device of the four-column hydraulic press solves the problem that the clamping plate can prevent the hydraulic plate from moving downwards to influence workpiece machining when the existing four-column hydraulic press for part machining is likely to occur.
As shown in fig. 1-3, the clamping device of a four-column hydraulic press provided by the utility model comprises:
a processing table 1;
the grooves 21 are symmetrically formed at two ends of the upper end surface of the processing table 1;
the sliding grooves 17, the sliding grooves 17 are symmetrically arranged at two ends of the upper end surface of the processing table 1 and positioned at the outer sides of the two grooves 21, and the sliding grooves 17 are communicated with the grooves 21; and
the electric telescopic rod 2 is provided with a cavity in the processing table 1, the electric telescopic rod 2 is fixedly connected to the bottom of the cavity, the output end of the electric telescopic rod 2 is fixedly connected with the sliding plate 3, the upper end face of the sliding plate 3 is provided with a driving assembly, the driving assembly is fixedly connected with a clamping plate 5, the upper end face of the clamping plate 5 is fixedly connected with a pressure sensor 6, the upper end face of the processing table 1 is provided with a hydraulic assembly, and the hydraulic assembly is provided with a hydraulic plate 20.
The grooves 21 and 21 are symmetrically formed on two sides of the processing table 1 and are communicated with the sliding grooves 17, when the width of the workpiece 9 is larger than that of the hydraulic plate 20, the hydraulic plate 20 cannot contact the clamping plate 5 when the clamping plate 5 clamps the workpiece 9, the clamping plate 5 cannot block the downward movement of the hydraulic plate 20, at the moment, the clamping plate 5 moves in the sliding grooves 17 to clamp the workpiece 9, and when the width of the workpiece 9 is smaller than that of the hydraulic plate 20, the electric telescopic rod 2 can control the clamping plate 5 to slowly move down through the grooves 21 and enter the cavity through the sliding plate 3.
The pressure sensor 6 is a device or a device capable of sensing pressure signals and converting the pressure signals into usable output electric signals according to a certain rule, the pressure sensor 6 receives pressure and transmits the pressure signals to the controller, the controller receives the pressure signals to control the electric telescopic rod 2 to work, the controller (not shown in the figure) is arranged in the processing table 1, the controller can uniformly control and use electric elements in the device through the arrangement of the controller, a control circuit of the controller can be realized through simple programming of a person skilled in the art, and the device belongs to common general knowledge in the art, and is only used without modification, so that the control mode and circuit connection are not described in detail.
When the hydraulic clamp is used, a workpiece 9 is placed on the processing table 1, the clamping plate 5 is driven by the driving component to clamp and fix the workpiece 9, then the hydraulic plate 20 is moved downwards by the hydraulic component to process the workpiece 9, when the width of the workpiece 9 is larger than that of the hydraulic plate 20, the hydraulic plate 20 does not contact the clamping plate 5 when the clamping plate 5 clamps the workpiece 9, and the condition that the clamping plate 5 blocks the hydraulic plate 20 from moving downwards is avoided; when the width of work piece 9 is less than the width of hydraulic pressure board 20, splint 5 centre gripping work piece 9 after, can be with splint 5 up end contact when hydraulic pressure board 20 moves down to splint 5 top, pressure sensor 6 receives pressure this moment, can give the controller with pressure signal transmission, the controller receives pressure signal and starts electric telescopic handle 2, electric telescopic handle 2 work is with slide 3 downwardly pulling for when splint 5 stops hydraulic pressure board 20 to move down, electric telescopic handle 2 can control splint 5 to slowly move down through recess 21 entering cavity through slide 3, thereby can realize can not hinder hydraulic pressure board 20 to move down when fixed work piece 9, the problem that current four post hydraulic press for spare part processing probably appears that the splint stops hydraulic pressure board to move down and then influence the work piece processing has been solved.
The drive assembly includes motor 7, slide 3 up end fixedly connected with motor 7, and motor 7 output shaft end fixedly connected with gear 8, gear 8 both sides meshing respectively have rack 4, and terminal surface and slide 3 up end sliding connection under the rack 4, rack 4 up end fixedly connected with splint 5, splint 5 lower extreme face and processing platform 1 up end laminating. Through the start motor 7, the motor 7 rotates to drive the gear 8 to rotate, and the gear 8 meshes with the rack 4 to drive the two racks 4 to be close to or far away from each other on the sliding plate 3, so as to drive the clamping plate 5 to be close to or far away from each other to clamp the workpiece.
The groove 21 and the chute 17 are communicated with the cavity, and the groove 21 and the chute 17 are matched with the clamping plate 5. When the width of the workpiece 9 is larger than the width of the hydraulic plate 20, the hydraulic plate 20 does not contact the clamping plate 5 when the clamping plate 5 clamps the workpiece 9, and the condition that the clamping plate 5 blocks the hydraulic plate 20 from moving downwards is not generated, and at the moment, the clamping plate 5 moves in the sliding groove 17.
The outer side wall of the sliding plate 3 is in sliding connection with the inner wall of the cavity, so that the sliding plate 3 can conveniently move upwards or descend.
The hydraulic assembly comprises support rods 10, four ends of the upper end surface of the processing table 1 are fixedly connected with the support rods 10 respectively, the upper ends of the four support rods 10 are fixedly connected with a top plate 12, the outer surfaces of the four support rods 10 are slidably connected with a support plate 11, a hydraulic cylinder 13 is fixedly connected in the top plate 12, the output end of the hydraulic cylinder 13 is fixedly connected with a hydraulic rod 19, the lower end of the hydraulic rod 19 is fixedly connected with the upper end surface of the support plate 11, and the lower end surface of the support plate 11 is fixedly connected with a hydraulic plate 20. The upper end face of the hydraulic cylinder 13 is fixedly connected with a filling valve 14, an oil pipe 15 is fixedly connected to the inlet of the filling valve 14, one end, away from the filling valve 14, of the oil pipe 15 is fixedly connected with a plunger pump 16, one end, away from the oil pipe 15, of the plunger pump 16 is fixedly connected with an oil tank 18, and the outer side wall of the oil tank 18 is fixedly connected with the outer side wall of the processing table 1. By controlling the hydraulic cylinder 13 to work, the hydraulic cylinder 13 controls the hydraulic rod 19 to extend out to drive the supporting plate 11 to move up and down on the supporting rod 10, and then controls the hydraulic plate 20 to move down to process the workpiece 9.
The following describes a clamping device of a four-column hydraulic machine according to the present utility model with reference to the drawings and embodiments.
As shown in fig. 1-3, a four column hydraulic press clamping device, comprising: a processing table 1; the grooves 21 are symmetrically formed at two ends of the upper end surface of the processing table 1; the sliding grooves 17, the sliding grooves 17 are symmetrically arranged at two ends of the upper end surface of the processing table 1 and positioned at the outer sides of the two grooves 21, and the sliding grooves 17 are communicated with the grooves 21; and the electric telescopic rod 2 is provided with a cavity in the processing table 1, the electric telescopic rod 2 is fixedly connected to the bottom of the cavity, the output end of the electric telescopic rod 2 is fixedly connected with the sliding plate 3, the upper end face of the sliding plate 3 is provided with a driving assembly, the driving assembly is fixedly connected with the clamping plate 5, the upper end face of the clamping plate 5 is fixedly connected with the pressure sensor 6, the upper end face of the processing table 1 is provided with a hydraulic assembly, and the hydraulic assembly is provided with the hydraulic plate 20.
The drive assembly includes motor 7, slide 3 up end fixedly connected with motor 7, and motor 7 output shaft end fixedly connected with gear 8, gear 8 both sides meshing respectively have rack 4, and terminal surface and slide 3 up end sliding connection under the rack 4, rack 4 up end fixedly connected with splint 5, splint 5 lower extreme face and processing platform 1 up end laminating.
The groove 21 and the chute 17 are communicated with the cavity, and the groove 21 and the chute 17 are matched with the clamping plate 5.
The outer side wall of the sliding plate 3 is in sliding connection with the inner wall of the cavity.
The hydraulic assembly comprises support rods 10, four ends of the upper end surface of the processing table 1 are fixedly connected with the support rods 10 respectively, the upper ends of the four support rods 10 are fixedly connected with a top plate 12, the outer surfaces of the four support rods 10 are slidably connected with a support plate 11, a hydraulic cylinder 13 is fixedly connected in the top plate 12, the output end of the hydraulic cylinder 13 is fixedly connected with a hydraulic rod 19, the lower end of the hydraulic rod 19 is fixedly connected with the upper end surface of the support plate 11, and the lower end surface of the support plate 11 is fixedly connected with a hydraulic plate 20.
The upper end face of the hydraulic cylinder 13 is fixedly connected with a filling valve 14, an oil pipe 15 is fixedly connected to the inlet of the filling valve 14, one end, away from the filling valve 14, of the oil pipe 15 is fixedly connected with a plunger pump 16, one end, away from the oil pipe 15, of the plunger pump 16 is fixedly connected with an oil tank 18, and the outer side wall of the oil tank 18 is fixedly connected with the outer side wall of the processing table 1.
The working principle and the using flow of the utility model are as follows:
when the hydraulic clamp is used, a workpiece 9 is placed on the processing table 1, the motor 7 is started, the motor 7 rotates to drive the gear 8 to rotate, the gear 8 is meshed with the racks 4 to drive the two racks 4 to mutually approach or separate from the sliding plate 3, so that the clamping plates 5 are driven to mutually approach or separate from each other to clamp and fix the workpiece, then the hydraulic plate 20 is controlled to move downwards to process the workpiece 9 by controlling the hydraulic cylinder 13 to work, when the width of the workpiece 9 is larger than that of the hydraulic plate 20, the hydraulic plate 20 does not contact with the clamping plates 5 when the clamping plates 5 clamp the workpiece 9, and the condition that the clamping plates 5 block the hydraulic plate 20 from moving downwards is avoided; when the width of work piece 9 is less than the width of hydraulic pressure board 20, splint 5 centre gripping work piece 9 after, can be with splint 5 up end contact when hydraulic pressure board 20 moves down to splint 5 top, pressure sensor 6 receives pressure this moment, can give the controller with pressure signal transmission, the controller receives pressure signal and starts electric telescopic handle 2, electric telescopic handle 2 work is with slide 3 downwardly pulling for when splint 5 stops hydraulic pressure board 20 to move down, electric telescopic handle 2 can pass through recess 21 entering cavity through slide 3 control splint 5 slowly, thereby can realize can not hinder hydraulic pressure board 20 to move down when splint 5 fixed work piece 9, the problem that current spare part processing is with four post hydraulic presses probably appear that the splint stops hydraulic pressure board to move down and then influence the work piece processing has been solved.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features, and advantages of the present disclosure. It will be understood by those skilled in the art that the present disclosure is not limited to the embodiments described above, which have been described in the foregoing and description merely illustrates the principles of the disclosure, and that various changes and modifications may be made therein without departing from the spirit and scope of the disclosure, which is defined in the appended claims.
Claims (6)
1. A four-column hydraulic press clamping device, comprising:
a processing table (1);
the grooves (21) are symmetrically formed in two ends of the upper end face of the processing table (1);
the sliding grooves (17) are symmetrically formed in two ends of the upper end face of the processing table (1) and are positioned on the outer sides of the two grooves (21), and the sliding grooves (17) are communicated with the grooves (21); and
the electric telescopic rod (2), the cavity has been seted up in processing platform (1), cavity bottom fixedly connected with electric telescopic rod (2), electric telescopic rod (2) output fixedly connected with slide (3), drive assembly is installed to slide (3) up end, fixedly connected with splint (5) on the drive assembly, splint (5) up end fixedly connected with pressure sensor (6), hydraulic assembly is installed to processing platform (1) up end, install hydraulic plate (20) on the hydraulic assembly.
2. The clamping device of the four-column hydraulic press according to claim 1, wherein the driving assembly comprises a motor (7), the upper end face of the sliding plate (3) is fixedly connected with the motor (7), the output shaft end of the motor (7) is fixedly connected with a gear (8), racks (4) are respectively meshed with two sides of the gear (8), the lower end face of the racks (4) is in sliding connection with the upper end face of the sliding plate (3), the upper end face of the racks (4) is fixedly connected with a clamping plate (5), and the lower end face of the clamping plate (5) is attached to the upper end face of the processing table (1).
3. A four-column hydraulic press clamping device according to claim 2, characterized in that the grooves (21) and the sliding grooves (17) are communicated with the cavity, and the grooves (21) and the sliding grooves (17) are matched with the clamping plate (5).
4. A four-column hydraulic press clamping device according to claim 3, characterized in that the outer side wall of the slide plate (3) is slidingly connected with the inner wall of the cavity.
5. The clamping device of the four-column hydraulic press according to claim 1, wherein the hydraulic assembly comprises support rods (10), the four ends of the upper end face of the processing table (1) are fixedly connected with the support rods (10) respectively, the four upper ends of the support rods (10) are fixedly connected with a top plate (12), the four outer surfaces of the support rods (10) are slidably connected with a support plate (11), a hydraulic cylinder (13) is fixedly connected in the top plate (12), the output end of the hydraulic cylinder (13) is fixedly connected with a hydraulic rod (19), the lower end of the hydraulic rod (19) is fixedly connected with the upper end face of the support plate (11), and the lower end face of the support plate (11) is fixedly connected with a hydraulic plate (20).
6. The clamping device of the four-column hydraulic press according to claim 5, wherein the upper end face of the hydraulic cylinder (13) is fixedly connected with a filling valve (14), an oil pipe (15) is fixedly connected to an inlet of the filling valve (14), one end, far away from the filling valve (14), of the oil pipe (15) is fixedly connected with a plunger pump (16), one end, far away from the oil pipe (15), of the plunger pump (16) is fixedly connected with an oil tank (18), and the outer side wall of the oil tank (18) is fixedly connected with the outer side wall of the processing table (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320426547.2U CN219706189U (en) | 2023-03-03 | 2023-03-03 | Clamping device of four-column hydraulic press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320426547.2U CN219706189U (en) | 2023-03-03 | 2023-03-03 | Clamping device of four-column hydraulic press |
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| Publication Number | Publication Date |
|---|---|
| CN219706189U true CN219706189U (en) | 2023-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320426547.2U Active CN219706189U (en) | 2023-03-03 | 2023-03-03 | Clamping device of four-column hydraulic press |
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| Country | Link |
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| CN (1) | CN219706189U (en) |
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- 2023-03-03 CN CN202320426547.2U patent/CN219706189U/en active Active
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