CN220805226U

CN220805226U - Clamping structure of hydraulic punching machine

Info

Publication number: CN220805226U
Application number: CN202322681022.6U
Authority: CN
Inventors: 董红维; 孙金成; 王志强; 董博飞
Original assignee: Xinjiang Panhua Steel Structure Engineering Co ltd
Current assignee: Xinjiang Panhua Steel Structure Engineering Co ltd
Priority date: 2023-10-08
Filing date: 2023-10-08
Publication date: 2024-04-19
Anticipated expiration: 2033-10-08

Abstract

The utility model discloses a clamping structure of a hydraulic punching machine, wherein an object placing table is fixedly arranged at the top of the punching machine, an L-shaped rod is fixedly arranged at the top of the object placing table, a hydraulic cylinder is fixedly arranged at the top of the L-shaped rod, a punching block is fixedly arranged at the bottom of the hydraulic cylinder, a handle is rotatably arranged at one side of the object placing table, one end of the handle is fixedly connected with a bidirectional screw rod, a groove is formed in the object placing table, the bidirectional screw rod is rotatably arranged in the groove through a bearing.

Description

Clamping structure of hydraulic punching machine

Technical Field

The utility model relates to the technical field of basically non-cutting machining or processing of metal plates or pipes, bars or sectional materials, in particular to a clamping structure of a hydraulic punch press.

Background

The hydraulic punch press is a punch press which applies a hydraulic cylinder to generate compression force, and a user needs to use a clamping structure to clamp and fix a stamping die in the process of the hydraulic punch press in the use process of the hydraulic punch press, so that the stamping die is prevented from shifting in position in the stamping process; however, most of the existing clamping structures of the hydraulic punching machine only adopt a mode of clamping workpieces by clamping plates at two ends, but the workpieces are easy to move from the other two ends in the working process of the punching machine, so that the workpieces cannot be well clamped and fixed; to this end, it is desirable to provide a hydraulic press clamping structure to solve the above-mentioned problems.

Disclosure of utility model

The utility model aims to solve the problems that a workpiece cannot be well clamped and fixed in the prior art, and provides a clamping structure of a hydraulic punch.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a hydraulic press clamping structure, includes the punch press, and the fixed thing platform that is provided with in top of punch press is put the fixed L shape pole that is provided with in top of thing platform, and the fixed pneumatic cylinder that is provided with in top of L shape pole, the fixed punching press piece that is provided with in bottom of pneumatic cylinder, the rotatable handle that is provided with in one side of putting the thing platform, the one end fixedly connected with two-way screw rod of handle, the both ends of two-way screw rod all overlap and are equipped with the bearing, and the inside of putting the thing platform is seted up flutedly, and two-way screw rod passes through the bearing rotation setting in the recess.

Further, the equal screw thread in both ends surface of bi-directional screw rod is provided with the screw thread piece, and the equal fixedly connected with first splint in top of two screw thread pieces, the equal fixedly connected with connecting block in top both ends of two first splint, equal fixedly connected with slide bar between two connecting blocks at two first splint tops, all be provided with the removal subassembly between two adjacent ends of two first splint.

Further, remove the subassembly and including articulated seat one, telescopic link, articulated seat two and second splint, the both ends face that two connecting blocks are close to each other is all fixed and is provided with articulated seat one, the equal fixedly connected with telescopic link of one end of two articulated seat one, the equal fixedly connected with articulated seat two of one end of two telescopic links, the equal fixedly connected with second splint of one end of two articulated seats two, and be located the center both ends of second splint.

Further, the surface cover of two telescopic links is equipped with the spring, and the both ends of spring are connected with articulated seat one and articulated seat two respectively.

Further, the both sides terminal surface of second splint has all seted up the spout, and the both ends of second splint all slide the setting respectively on two slide bars through the spout.

The beneficial effects of the utility model are as follows: the two-way screw is driven to rotate through the rotating handle, the two-way screw is driven to rotate to drive the two threaded blocks to be close to each other, and then the two first clamping plates are driven to be close to each other to fix the two ends of the workpiece, the two first clamping plates are driven to be close to each other through the four telescopic rods to fix the other two ends of the workpiece, so that the four ends of the workpiece are conveniently clamped and fixed, the workpiece is prevented from moving from the other two ends, and the workpiece is well clamped and fixed.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a cross-sectional front view of a table according to the present utility model;

FIG. 3 is a schematic side view of a stage in the present utility model;

fig. 4 is a schematic structural view of a first clamping plate and a second clamping plate in the present utility model.

In the figure: 1 punch press, 2 put thing platform, 3L shape pole, 4 pneumatic cylinders, 5 punching blocks, 6 handles, 7 bi-directional screw rods, 8 recesses, 9 screw blocks, 10 first splint, 11 connecting blocks, 12 slide bars, 13 articulated seat one, 14 telescopic links, 15 articulated seat two, 16 springs, 17 second splint, 18 spout.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 4, the present embodiment provides a clamping structure of a hydraulic press, including a press 1, a placement table 2 is fixedly provided at the top of the press 1, an L-shaped rod 3 is fixedly provided at the top of the placement table 2, a hydraulic cylinder 4 is fixedly provided at the top of the L-shaped rod 3, a punching block 5 is fixedly provided at the bottom of the hydraulic cylinder 4, a handle 6 is rotatably provided at one side of the placement table 2, one end of the handle 6 is fixedly connected with a bidirectional screw 7, bearings are respectively sleeved at two ends of the bidirectional screw 7, a groove 8 is provided in the interior of the placement table 2, and the bidirectional screw 7 is rotatably provided in the groove 8 through the bearings; preferably, the bidirectional screw rod 7 is conveniently driven to rotate in the groove 8 through the rotating handle 6, a workpiece is conveniently placed through the placing table 2, the stamping block 5 is conveniently driven to stamp through the hydraulic cylinder 4, and the workpiece on the placing table 2 is conveniently stamped through the stamping block 5.

Further, thread blocks 9 are arranged on the surfaces of two ends of the bidirectional screw 7 in a threaded manner, first clamping plates 10 are fixedly connected to the tops of the two thread blocks 9, connecting blocks 11 are fixedly connected to the two ends of the tops of the two first clamping plates 10, sliding rods 12 are fixedly connected between the two connecting blocks 11 on the tops of the two first clamping plates 10, and moving assemblies are arranged between the two adjacent ends of the two first clamping plates 10; preferably, the threaded blocks 9 at two ends are conveniently driven to be close to each other in the groove 8 through the rotation of the bidirectional screw 7, the threaded blocks 9 at two ends are conveniently driven to be close to each other, the two first clamping plates 10 are conveniently driven to be close to each other to clamp and fix two ends of a workpiece, and the sliding rod 12 is conveniently arranged on the two first clamping plates 10 through the connecting block 11.

Further, the moving assembly comprises a first hinging seat 13, telescopic rods 14, a second hinging seat 15 and a second clamping plate 16, wherein the first hinging seat 13 is fixedly arranged on two end faces, close to each other, of the two connecting blocks 11, one end of the first hinging seat 13 is fixedly connected with the telescopic rods 14, one end of the second telescopic rods 14 is fixedly connected with the second hinging seat 15, one end of the second hinging seat 15 is fixedly connected with the second clamping plate 16, and the second hinging seat 15 is positioned at two central ends of the second clamping plate 16; preferably, the two connecting blocks 11 are conveniently driven to be close to each other through the two first clamping plates 10, the two connecting blocks 11 are conveniently driven to be close to each other through the two connecting blocks 11, the two first hinging seats 13 are conveniently driven to be close to each other, the two first hinging seats 13 are mutually close to push the two second hinging seats 15 to move through the two telescopic rods 14, and the two second hinging seats 15 are conveniently moved to push the second clamping plates 16 to move on the two first clamping plates 10.

Further, the surfaces of the two telescopic rods 14 are sleeved with springs 16, and two ends of each spring 16 are respectively connected with a first hinging seat 13 and a second hinging seat 15; preferably, the telescopic rod 14 is contracted to conveniently drive the spring 16 to contract, so that the force for clamping the workpiece by the second clamping plate 16 is conveniently enhanced, and the workpieces with different sizes are conveniently clamped.

Further, both side end surfaces of the second clamping plate 16 are provided with sliding grooves 18, and both ends of the second clamping plate 16 are respectively arranged on the two sliding rods 12 in a sliding manner through the sliding grooves 18; preferably, the movement of the second clamping plate 16 facilitates the sliding of the two slide bars 12 in the two slide grooves 18, respectively, thereby enhancing the stability of the movement of the second clamping plate 16 over the two first clamping plates 10.

In the utility model, when the workpiece is used, the workpiece is placed on the object placing table 2, the handle 6 is rotated to drive the bidirectional screw rod 7 to rotate, the bidirectional screw rod 7 is rotated to drive the threaded blocks 9 at two ends to mutually approach each other in the groove 8, the two threaded blocks 9 mutually approach each other to drive the two first clamping plates 10 to mutually approach each other to fix two ends of the workpiece, the two first clamping plates 10 mutually approach each other and simultaneously drive the four connecting blocks 11 to be divided into two groups to mutually approach each other, the two groups of connecting blocks 11 mutually approach each other to drive the two groups of hinging seats 13 mutually approach each other, the two groups of hinging seats 13 mutually approach each other to drive the two groups of hinging seats 15 mutually approach each other through the compression spring 16 and the telescopic rod 14, the two groups of hinging seats 15 mutually approach each other to drive the two second clamping plates 17 to mutually approach each other on the two first clamping plates 10, and further fix the other two ends of the workpiece conveniently, and the four ends of the workpiece are clamped and fixed conveniently through the two first clamping plates 10 and the two second clamping plates 17.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a hydraulic press clamping structure, includes punch press (1), and fixed thing platform (2) that are provided with in top of punch press (1), the fixed L shape pole (3) that is provided with in top of putting thing platform (2), the fixed pneumatic cylinder (4) that are provided with in top of L shape pole (3), the fixed punching press piece (5) that is provided with in bottom of pneumatic cylinder (4), one side rotatable of putting thing platform (2) is provided with handle (6), its characterized in that: one end fixedly connected with two-way screw rod (7) of handle (6), the both ends of two-way screw rod (7) all overlap and are equipped with the bearing, and recess (8) are seted up to the inside of putting thing platform (2), and two-way screw rod (7) are rotated through the bearing and are set up in recess (8).

2. The clamping structure of a hydraulic punching machine according to claim 1, characterized in that thread blocks (9) are arranged on the surfaces of two ends of the bidirectional screw (7) in a threaded mode, first clamping plates (10) are fixedly connected to the tops of the two thread blocks (9), connecting blocks (11) are fixedly connected to the two ends of the tops of the two first clamping plates (10), sliding rods (12) are fixedly connected between the two connecting blocks (11) on the tops of the two first clamping plates (10), and moving assemblies are arranged between the adjacent two ends of the two first clamping plates (10).

3. The clamping structure of a hydraulic punching machine according to claim 2, wherein the moving assembly comprises a first hinging seat (13), a telescopic rod (14), a second hinging seat (15) and a second clamping plate (17), the first hinging seat (13) is fixedly arranged on two end faces, close to each other, of the two connecting blocks (11), the telescopic rod (14) is fixedly connected to one end of the first hinging seat (13), the second hinging seat (15) is fixedly connected to one end of the telescopic rod (14), the second clamping plate (17) is fixedly connected to one end of the second hinging seat (15), and the second clamping plates are located at two central ends of the second clamping plate (17).

4. A hydraulic press clamping structure according to claim 3, wherein the surfaces of the two telescopic rods (14) are sleeved with springs (16), and two ends of each spring (16) are respectively connected with a first hinging seat (13) and a second hinging seat (15).

5. The clamping structure of the hydraulic punching machine according to claim 3, wherein the two side end surfaces of the second clamping plate (17) are provided with sliding grooves (18), and two ends of the second clamping plate (17) are respectively arranged on the two sliding rods (12) in a sliding manner through the sliding grooves (18).