CN215697463U

CN215697463U - Clamping device for hydraulic press

Info

Publication number: CN215697463U
Application number: CN202122131788.8U
Authority: CN
Inventors: 田贇
Original assignee: Chengdu Ningtian Machinery Co ltd
Current assignee: Chengdu Ningtian Machinery Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-02-01
Anticipated expiration: 2031-09-03

Abstract

The utility model provides a clamping device for a hydraulic machine, which relates to the technical field of hydraulic machines and comprises a workbench, wherein a support rod is arranged on the workbench, a hydraulic cylinder is connected onto the support rod, and a punching part is arranged at the bottom of the hydraulic cylinder; a bearing table is arranged on the workbench, and a stamping table is arranged on the bearing table; the bearing table is provided with a clamping assembly, the clamping assembly comprises a vertical rod, the bottom of the vertical rod is arranged on the bearing table, a first clamping rod is movably arranged on the vertical rod, a first clamping block is arranged at the tail end of the first clamping rod, a first fastener is arranged on the first clamping rod, and the first clamping rod can be fixed on the vertical rod; a second clamping rod is movably arranged on the vertical rod, a second clamping block is further arranged at the tail end of the second clamping rod, the first clamping block and the second clamping block are oppositely arranged, a second fastening piece is arranged on the second clamping rod, and the second clamping rod can be fixed on the vertical rod; a sliding groove is formed in the stamping table, and the first clamping rod part is arranged in the sliding groove.

Description

Clamping device for hydraulic press

Technical Field

The utility model relates to the technical field of hydraulic machines, in particular to a clamping device for a hydraulic machine.

Background

The hydraulic press is a machine for processing products such as metal, plastic, rubber, wood, powder and the like by using hydrostatic pressure, is commonly used in a pressing process and a pressing forming process, and adopts a principle of a machine driven by using the hydrostatic pressure.

When the hydraulic press is used for machining, a machined part is usually placed on a working platform, and the machined part on the platform is loosened to a certain extent due to large acting force, so that the clamping device is required to be used for clamping, but the conventional clamping device is regular in shape and can only be used for machining conventional shapes such as squares, rectangles, circles and the like, and for irregular machined parts, the clamping device is redundant, so that the clamping device convenient for machining the machined parts in various shapes is required to be arranged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a clamping device for a hydraulic machine, which is used for clamping workpieces with more shapes and has higher clamping applicability.

The utility model is realized by the following technical scheme: the punching device comprises a workbench, wherein a support rod is arranged on the workbench, a hydraulic cylinder is connected onto the support rod, and a punching part is arranged at the bottom of the hydraulic cylinder;

the workbench is provided with a bearing table, and the bearing table is provided with a stamping table;

the clamping assembly is arranged on the bearing table and comprises an upright rod, the bottom of the upright rod is arranged on the bearing table, a first clamping rod is movably arranged on the upright rod, a first clamping block is arranged at the tail end of the first clamping rod, a first fastening piece is arranged on the first clamping rod, and the first clamping rod can be fixed on the upright rod;

a second clamping rod is movably arranged on the vertical rod, a second clamping block is further arranged at the tail end of the second clamping rod, the first clamping block and the second clamping block are oppositely arranged, a second fastening piece is arranged on the second clamping rod, and the second clamping rod can be fixed on the vertical rod;

a sliding groove is formed in the stamping table, and the first clamping rod part is arranged in the sliding groove.

In order to better realize the utility model, sliding blocks are further arranged on two sides of the first clamping rod, accommodating grooves are arranged on two sides of the sliding groove, and the sliding blocks can be arranged in the accommodating grooves in a sliding mode.

In order to better implement the present invention, further, a through hole is formed on the vertical rod, and the first clamping rod passes through the through hole, so that the first clamping rod can be adjusted in the transverse direction.

In order to better realize the utility model, the second clamping rod comprises a rod body, one end of the rod body is provided with a sleeve, the sleeve is sleeved on the upright rod so that the second clamping rod can be adjusted in the vertical direction, and the rod body is a telescopic rod so that the second clamping rod can be adjusted in the transverse direction.

In order to better implement the present invention, further, the first fastening member is a nut, and the second fastening member is a bolt.

In order to better realize the utility model, the second clamping rod is further provided with a resisting rod, the resisting rod is arranged at one end of the second clamping block, the first clamping rod is further provided with a resisting groove, and the bottom of the resisting rod can be inserted into the resisting groove.

In order to better implement the utility model, further, the stamping table comprises a stamping area and a clamping area, and the sliding groove is arranged in the clamping area.

In order to better realize the utility model, furthermore, the clamping assemblies are provided with a plurality of groups which are respectively and uniformly arranged around the stamping table.

In order to better implement the utility model, a first mounting hole is further formed in the workbench, the bottom of the supporting rod is mounted in the first mounting hole, a second mounting hole is formed in the bearing table, the bottom of the upright rod is mounted in the second mounting hole, and a plurality of first mounting holes and a plurality of second mounting holes are formed in the first mounting hole and the second mounting hole.

The utility model has the beneficial effects that: the clamping device comprises a clamping assembly, wherein the clamping assembly is provided with a first clamping rod and a second clamping rod, the first clamping rod is arranged at the bottom of a workpiece, the second clamping rod is arranged at the top of the workpiece, the workpiece is clamped through a corresponding first clamping block and a corresponding second clamping block, in addition, the first clamping rod can be adjusted in the transverse direction, the second clamping rod can have adjusting functions in the vertical direction and the transverse direction, so that the clamping positions of the first clamping block and the second clamping block can be adjusted, the clamping positions of a plurality of groups of clamping assemblies are different, the processing can be carried out on workpieces with different shapes, and when the workpieces are in irregular shapes, the clamping distance can be adaptively modified, so that the purpose of enhancing the practicability is achieved.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings that are required to be used in the present invention will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and it will be apparent to those skilled in the art that other related drawings can be obtained from the drawings without inventive effort.

FIG. 1 is a first schematic view of the structure provided by the present invention;

FIG. 2 is a second schematic structural view provided by the present invention;

FIG. 3 is a schematic structural view provided by the present invention;

icon:

100-workbench, 110-support rod, 120-hydraulic cylinder, 130-punching part, 140-first mounting hole, 200-bearing table, 210-second mounting hole, 300-clamping component, 310-vertical rod, 320-first clamping rod, 321-first clamping block, 322-first fastener, 323-sliding block, 324-abutting groove, 330-second clamping rod, 331-second clamping block, 332-second fastener, 333-sleeve, 334-abutting rod, 400-punching table, 410-sliding groove, 420-accommodating groove, 430-punching area, 440-clamping area.

Detailed Description

The technical solution of the present invention will be described below with reference to the accompanying drawings.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.

Referring to FIGS. 1 to 3,

the utility model provides a hydraulic machine clamping device, as shown in fig. 1, which mainly comprises a workbench 100, wherein a bearing table 200 is arranged on the workbench 100, and a punching table 400 is arranged on the bearing table 200.

Wherein the worktable 100 is provided with a plurality of first mounting holes 140, as shown in fig. 2, the first mounting holes 140 are used for mounting the supporting rod 110, the top of the supporting rod 110 is connected with a hydraulic cylinder 120, the bottom of the hydraulic cylinder 120 is connected with a punching part 130, and the punching part 130 mainly comprises a punching blade for processing a workpiece.

The bearing table 200 is mainly used for installing the clamping assembly 300, as shown in fig. 3, specifically, a plurality of second installation holes 210 are arranged on the bearing table 200, and the clamping assembly 300 is installed through the second installation holes 210, the clamping assembly 300 as shown in fig. 3 mainly includes a vertical rod 310, the bottom of the vertical rod 310 is installed in the second installation holes 210, a first clamping rod 320 and a second clamping rod 330 are arranged on the vertical rod 310, a first clamping block 321 is arranged at the tail end of the first clamping rod 320, a second clamping block 331 is arranged at the tail end of the second clamping rod 330, the two clamping blocks are oppositely arranged, so as to clamp a workpiece, and anti-skid pads and the like are further arranged on the end faces of the first clamping block 321 and the second clamping block 331.

Besides, the vertical rod 310 is further provided with a through hole for allowing the first clamping rod 320 to pass through, so that the clamping distance of the first clamping rod 320 to a workpiece can be adjusted, and then the workpiece is fixed by a first fastening member 322, wherein the first fastening member 322 is preferably a nut, the structure is simple, the cost is low, and besides, the first fastening member 322 can also be other fixed workpieces.

In order to facilitate the movement of the first clamping bar 320, a sliding groove 410 is provided on the pressing table 400, a portion of the first clamping bar 320 is disposed in the sliding groove 410 and moves in the sliding groove 410, and in addition, in order to prevent the first clamping bar 320 from being separated from the sliding groove 410, sliding blocks 323 are provided on both sides of the first clamping bar 320, and accommodating grooves 420 are provided on both sides of the sliding groove 410, and as can be seen from the figure, the accommodating grooves 420 do not extend outward, so that the first clamping bar 320 can only move in a corresponding area.

The first clamping rod 320 is for facilitating clamping of a workpiece from the bottom, and in addition, the second clamping rod 330 is cooperatively matched, the second clamping rod 330 mainly comprises a rod body, one end of the rod body is provided with a sleeve 333, the other end of the rod body is provided with a second clamping block 331, the sleeve 333 can be sleeved on the vertical rod 310, so that the second clamping rod 330 can be adjusted in the vertical direction on the vertical rod 310, the distance between the first clamping rod 320 and the second clamping rod 330 can be adjusted, workpieces with different thicknesses can be machined, in addition, the rod body is a telescopic rod, so that the second clamping rod 330 can be adjusted in the transverse direction, and the workpiece is clamped by the cooperation of the first clamping rod 320 and the second clamping rod 330, and is machined by the upper die-cutting part 130.

The second clamping rod 330 can be vertically moved on the vertical rod 310 by the sleeve 333 and is fixed by providing a second fastening member 332, and when a position is selected, the second fastening member 332 is fixedly connected, and in this embodiment, the second fastening member 332 is preferably a bolt.

In the clamping process, in order to make the clamping effect of the clamping device better, the scheme is further optimized, specifically, a resisting rod 334 is arranged on the second clamping rod 330, the resisting rod 334 is arranged at one end of the second clamping block 331, in addition, a resisting groove 324 is also arranged in the first clamping rod 320, and the bottom of the resisting rod 334 can be inserted into the resisting groove 324, so that the clamping of the workpiece is further reinforced.

As shown in fig. 2, the clamping assembly 300 of the present apparatus has a plurality of sets, each set is located around the stamping station 400, and as shown in the figure, there are 8 sets of clamping assemblies 300, wherein the stamping station 400 is divided into a stamping region 430 and a clamping region 440, and the sliding groove 410 is disposed in the clamping region 440.

The general working flow of the utility model is as follows:

after the support rods 110 and the like are installed through the first installation holes 140, the clamping assemblies 300 are installed through the second installation holes 210, a workpiece is placed on the punching table 400, the workpiece can be regular in shape or irregular in shape, if the workpiece is regular in shape, the clamping movement positions of each group of corresponding clamping assemblies 300 are similar and are all at the edge of the workpiece, and when the workpiece is irregular in shape, the workpiece is clamped according to the edge of the workpiece, the adjustment mode is that the first clamping rod 320 moves in the sliding groove 410 to enable the first clamping block 321 to clamp the edge of the bottom of the workpiece, the second clamping rod 330 is adjusted to clamp the edge of the top of the workpiece, the workpiece is clamped relatively through the first clamping block 321 and the second clamping block 331, the upper support rod of the first clamping rod 320 is abutted 334 in the abutting groove 324, the clamping device has the advantages that the clamping device further reinforces the workpiece, prevents the workpiece from being separated, and enables the position of the workpiece to be firmer, and the position of each group of clamping assemblies 300 is adjusted, particularly clamped to the edge of the workpiece, and clamped from multiple directions, so that the clamping purpose is realized, the workpieces with more shapes are met, and the processing applicability of the workpiece is stronger.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The clamping device for the hydraulic press is characterized by comprising a workbench, wherein a support rod is arranged on the workbench, a hydraulic cylinder is connected onto the support rod, and a punching part is arranged at the bottom of the hydraulic cylinder;

2. The clamping device for the hydraulic press as recited in claim 1, wherein sliding blocks are provided on both sides of the first clamping bar, and accommodating grooves are provided on both sides of the sliding grooves, and the sliding blocks are slidably provided in the accommodating grooves.

3. The clamping device for a hydraulic press as set forth in claim 2, wherein said upright is provided with a through hole through which said first clamping rod passes so that said first clamping rod is adjustable in a lateral direction.

4. The clamping device for a hydraulic press as set forth in claim 3, wherein said second clamping bar comprises a bar body, one end of said bar body is provided with a sleeve, said sleeve is sleeved on said vertical bar to enable said second clamping bar to be adjusted in a vertical direction, and said bar body is a telescopic bar to enable said second clamping bar to be adjusted in a lateral direction.

5. The clamping device for a hydraulic machine as claimed in claim 4, wherein said first fastening member is a nut and said second fastening member is a bolt.

6. The clamping device for the hydraulic press as recited in claim 5, wherein the second clamping bar is further provided with a resisting bar, the resisting bar is arranged at one end of the second clamping block, the first clamping bar is further provided with a resisting groove, and the bottom of the resisting bar can be inserted into the resisting groove.

7. The clamping device for the hydraulic press according to any one of claims 1 to 6, wherein the punching stage includes a punching region and a clamping region, and the slide groove is provided in the clamping region.

8. The clamping device for a hydraulic press as recited in claim 7, wherein said clamping assemblies are arranged in a plurality of groups, each group being aligned with and surrounding said press table.

9. The clamping device for a hydraulic press as set forth in claim 8, wherein the table is provided with a first mounting hole, the bottom of the support rod is mounted in the first mounting hole, the carrier is provided with a second mounting hole, the bottom of the upright is mounted in the second mounting hole, and the number of the first mounting hole and the second mounting hole is plural.