CN212242317U

CN212242317U - Positioning device for hydraulic device

Info

Publication number: CN212242317U
Application number: CN202020281899.XU
Authority: CN
Inventors: 刘瑞川
Original assignee: Aoqi Hydraulic Technology Tianjin Co ltd
Current assignee: Aoqi Hydraulic Technology Tianjin Co ltd
Priority date: 2020-03-10
Filing date: 2020-03-10
Publication date: 2020-12-29
Anticipated expiration: 2030-03-10

Abstract

The utility model belongs to the field of positioning equipment for hydraulic presses, in particular to a positioning device for a hydraulic device, which is complex to operate and poor in use convenience for positioning a mechanical workpiece aiming at the existing positioning device for the hydraulic press; from the complex operation that demolishs on the hydraulic press base, the inconvenient problem of overhauing, the following scheme is put forward now, and it includes the bottom plate, installs the box on the roof of bottom plate, and the first spacing groove of rectangle is seted up to the intermediate position of the roof of bottom plate, is fixed with first stopper on the outer diapire of box, and first spacing block clearance fit is in first spacing groove, and equal sliding connection has the vertically connecting plate on the roof of the bottom plate that is located the box both sides, and the bottom lateral wall that two connecting plates are close to each other is connected with the spring with the both sides lateral wall of box respectively, the utility model relates to a novelty, location easy operation, the convenience of using is higher, and the easy operation of demolising from the hydraulic press base conveniently overhauls.

Description

Positioning device for hydraulic device

Technical Field

The utility model relates to a positioning device technical field for the hydraulic press especially relates to a positioner for hydraulic means.

Background

Before a hydraulic machine is used for machining a mechanical workpiece, the mechanical workpiece needs to be positioned in order to prevent the mechanical workpiece from deviating in the machining process. However, the existing positioning device for the hydraulic press is complex in operation for positioning a mechanical workpiece, and poor in use convenience; the positioning device for the hydraulic machine is generally installed on a hydraulic machine base, but the existing positioning device for the hydraulic machine is troublesome to operate and inconvenient to overhaul, and therefore the positioning device for the hydraulic machine is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a positioning device for hydraulic device, which solves the problems of complex operation and poor use convenience of the positioning device for the existing hydraulic machine for positioning mechanical workpieces; the positioning device for the hydraulic press is generally installed on the hydraulic press base, but the positioning device for the hydraulic press is complicated to operate and inconvenient to overhaul.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a positioning device for a hydraulic device comprises a bottom plate, wherein a box body is arranged on the top wall of the bottom plate, a rectangular first limiting groove is formed in the middle of the top wall of the bottom plate, a first limiting block is fixed on the outer bottom wall of the box body, the first limiting block is in clearance fit in the first limiting groove, vertical connecting plates are connected to the top wall of the bottom plate on two sides of the box body in a sliding mode, the bottom side walls, close to each other, of the two connecting plates are respectively connected with springs on the outer side walls on two sides of the box body, second limiting blocks are fixed on the side walls, close to each other, of the two connecting plates above the springs, fixed blocks are fixed on the outer side walls on two sides of the box body, second limiting grooves are formed in the side walls, far away from each other, of the two fixing blocks are in clearance fit in the two second limiting grooves respectively, rectangular through holes are formed in the two sides of the top wall of the box body, vertical rectangular movable plates are movably sleeved in the through holes, a double-shaft stepping motor is installed on the inner bottom wall of the box body, horizontal screw rods are fixedly connected to the output ends of the two sides of the double-shaft stepping motor through a coupler, the two movable plates are respectively in spiral fit connection with the outer rings of the two screw rods, and two movable plates located above the box body are fixed on the side walls, close to each other, of the movable plates and are made of rubber materials.

Preferably, the four corners of the bottom plate are provided with bolt holes, and mounting bolts are movably sleeved in the bolt holes.

Preferably, the top wall of the bottom plate, which is positioned on two sides of the box body, is provided with sliding grooves along the length direction, sliding blocks are arranged in the sliding grooves in a sliding mode, and the two connecting plates are fixed to the top ends of the two sliding blocks respectively.

Preferably, a first handle is welded on the side wall, away from each other, of each connecting plate, and second handles are welded on the outer side walls of the two sides of the box body, located above the fixing blocks.

Preferably, a horizontal fixing rod is fixedly connected between the inner side walls of the two sides of the through hole, and the movable plate is in clearance fit with the outer ring of the fixing rod.

Preferably, the screw thread directions of the two screw rods are opposite, and one ends, far away from each other, of the two screw rods are respectively and rotatably connected to the inner side walls of the two sides of the box body through bearings.

Preferably, a plurality of anti-skidding grooves are formed in the side walls, close to each other, of the two clamping blocks.

The utility model has the advantages that:

1. through the cooperation of box, biax step motor, screw rod, through-hole, movable plate and clamp splice, through biax step motor's work, can effectually simplify the operation of carrying out the location to mechanical workpiece, it is higher to use the convenience.

2. Through the cooperation of bottom plate, first spacing groove, first stopper, fixed block, second spacing groove, second stopper, connecting plate and spring, can effectually simplify the operation of demolising hydraulic press positioner from the hydraulic press base, the convenient maintenance.

The utility model relates to a novelty, location easy operation uses the convenience higher, and the easy operation of demolising from the hydraulic press base conveniently overhauls, is suitable for the popularization.

Drawings

Fig. 1 is a schematic structural diagram of a positioning device for a hydraulic device according to the present invention;

fig. 2 is a cross-sectional view of a positioning device for a hydraulic device according to the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

fig. 4 is a partially enlarged view of a portion B in fig. 2.

Reference numbers in the figures: 1. a base plate; 2. a box body; 3. a connecting plate; 4. a fixed block; 5. moving the plate; 6. a clamping block; 7. a through hole; 8. a dual-axis stepper motor; 9. a screw; 10. a first limit groove; 11. a first stopper; 12. a second limit groove; 13. a second limiting block; 14. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a positioning device for a hydraulic device comprises a bottom plate 1, a box body 2 is installed on the top wall of the bottom plate 1, a rectangular first limiting groove 10 is arranged at the middle position of the top wall of the bottom plate 1, a first limiting block 11 is fixed on the outer bottom wall of the box body 2, the first limiting block 11 is in clearance fit in the first limiting groove 10, vertical connecting plates 3 are slidably connected on the top wall of the bottom plate 1 at the two sides of the box body 2, the bottom side walls, close to each other, of the two connecting plates 3 are respectively connected with the outer side walls at the two sides of the box body 2 through springs 14, second limiting blocks 13 are fixed on the side walls, close to each other, of the two connecting plates 3 above the springs 14, fixed blocks 4 are fixed on the outer side walls at the two sides of the box body 2, second limiting grooves 12 are arranged on the side walls, far away from each other, and the two second limiting, the through-hole 7 of rectangle is all seted up to the both sides of the roof of box 2, the movable plate 5 of vertically rectangle has been cup jointed in the activity in through-hole 7, install biax step motor 8 on the inner bottom wall of box 2, the two-way operation of the steerable biax step motor 8 of controller through biax step motor 8 from the area, all there is the horizontally screw rod 9 through shaft coupling fixed connection on the both sides output of biax step motor 8, two movable plates 5 are screw fit connection respectively in the outer lane of two screw rods 9, all be fixed with rubber materials's clamp splice 6 on the lateral wall that two movable plates 5 that are located box 2 top are close to each other.

Bolt holes are formed in four corners of the bottom plate 1, mounting bolts are movably sleeved in the bolt holes, and the bottom plate 1 can be fixed on a hydraulic machine base through the mounting bolts.

The top wall of the bottom plate 1 positioned on two sides of the box body 2 is provided with a sliding groove along the length direction, the sliding groove is internally provided with a sliding block in a sliding manner, and the two connecting plates 3 are respectively fixed on the top ends of the two sliding blocks, so that the connecting plates 3 can be ensured to be stably and horizontally moved.

All welded on the lateral wall that two connecting plates 3 kept away from each other has the first in command, conveniently stimulates connecting plate 3, all welded on the both sides lateral wall of the box 2 that is located fixed block 4 top has the second in command, conveniently stimulates box 2.

A horizontal fixing rod is fixedly connected between the inner side walls of the two sides of the through hole 7, and the movable plate 5 is in clearance fit with the outer ring of the fixing rod, so that the movable plate 5 can be ensured to stably and horizontally move.

The screw thread direction of two screw rods 9 is opposite, and the one end that two screw rods 9 kept away from each other is passed through the bearing rotation respectively and is connected on the both sides inside wall of box 2, can guarantee that screw rods 9's stability is high.

A plurality of anti-skidding grooves are formed in the side walls, close to each other, of the two clamping blocks 6, and static friction force between the clamping blocks 6 and mechanical workpieces can be increased.

The working principle is as follows: when a mechanical workpiece needs to be positioned, the mechanical workpiece is firstly placed on the outer top wall of the box body 2 between the two clamping blocks 6, then the two screw rods 9 can be driven to rotate through the forward operation of the double-shaft stepping motor 8, the two moving plates 5 can be close to each other through the spiral transmission of the two screw rods 9 and the two moving plates 5 respectively, the two clamping blocks 6 can be driven to be close to each other until the mechanical workpiece is clamped by the two clamping blocks 6, the positioning of the mechanical workpiece can be completed, and the positioning operation is simple; when the positioning device needs to be detached from the hydraulic machine base, the two first handles are firstly pulled to drive the two connecting plates 3 to be away from each other, the two second limiting blocks 13 can be driven to be away from each other until the second limiting blocks 13 are completely separated from the second limiting grooves 12, then the box body 2 and the first limiting blocks 11 can be driven to ascend by upwards pulling the second handles, until the first limiting blocks 11 are completely separated from the first limiting grooves 10, the detachment can be completed, and the operation is simple.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A positioning device for a hydraulic device comprises a bottom plate (1) and is characterized in that a box body (2) is installed on the top wall of the bottom plate (1), a rectangular first limiting groove (10) is formed in the middle of the top wall of the bottom plate (1), a first limiting block (11) is fixed on the outer bottom wall of the box body (2), the first limiting block (11) is in clearance fit in the first limiting groove (10), vertical connecting plates (3) are connected to the top wall of the bottom plate (1) on two sides of the box body (2) in a sliding mode, bottom side walls, close to each other, of the two connecting plates (3) are connected with springs (14) respectively with outer side walls on two sides of the box body (2), second limiting blocks (13) are fixed on side walls, close to each other, of the two connecting plates (3) above the springs (14), fixing blocks (4) are fixed on outer side walls on two sides of the box body (2), two second spacing groove (12), two have all been seted up on the lateral wall that fixed block (4) kept away from each other second spacing groove (12), two second stopper (13) clearance fit respectively is in the inside of two second spacing grooves (12), through-hole (7) of rectangle are all seted up to the both sides of the roof of box (2), the movable plate (5) of vertically rectangle have been cup jointed in through-hole (7), install biax step motor (8) on the inner bottom wall of box (2), all there is horizontally screw rod (9), two through shaft coupling fixed connection on the both sides output of biax step motor (8) movable plate (5) spiral cooperation respectively is connected two the outer lane of screw rod (9), be located two of box (2) top all be fixed with clamp splice (6) of rubber materials on the lateral wall that movable plate (5) are close to each other.

2. The positioning device for the hydraulic device according to claim 1, wherein four corners of the bottom plate (1) are provided with bolt holes, and mounting bolts are movably sleeved in the bolt holes.

3. The positioning device for the hydraulic device according to claim 1, wherein the top walls of the bottom plates (1) at the two sides of the box body (2) are provided with sliding grooves along the length direction, sliding blocks are arranged in the sliding grooves in a sliding manner, and the two connecting plates (3) are respectively fixed at the top ends of the two sliding blocks.

4. The positioning device for hydraulic devices according to claim 1, characterized in that the two connection plates (3) have a first handle welded to the side walls away from each other and a second handle welded to the outer side walls of the two sides of the box (2) above the fixed block (4).

5. The positioning device for hydraulic devices according to claim 1, characterized in that a horizontal fixed rod is fixedly connected between the inner side walls of the through hole (7) on both sides, and the moving plate (5) is in clearance fit with the outer ring of the fixed rod.

6. The positioning device for the hydraulic device according to claim 1, characterized in that the two screw rods (9) have opposite thread directions, and the ends of the two screw rods (9) far away from each other are respectively rotatably connected to the inner side walls of the two sides of the box body (2) through bearings.

7. The positioning device for the hydraulic device according to claim 1, wherein the side walls of the two clamping blocks (6) close to each other are provided with a plurality of anti-slip grooves.