CN219027284U

CN219027284U - Oil pressure type expanding locating pin

Info

Publication number: CN219027284U
Application number: CN202223432680.3U
Authority: CN
Inventors: 吴贤卜; 李冰
Original assignee: Wuxi Ruikete Technology Co ltd
Current assignee: Wuxi Ruikete Technology Co ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-05-16
Anticipated expiration: 2032-12-21

Abstract

The utility model discloses an oil pressure type expanding locating pin, which comprises a mounting plate, wherein a plurality of mounting bolts are uniformly penetrated at the top of the mounting plate near the outer wall, pressing plates are fixedly connected to the outer walls of the mounting bolts near the top, first springs are arranged at the bottoms of the pressing plates in a fitting mode, the pressing plates are driven to extrude the first springs through continuous rotation and locking of the mounting bolts, the elasticity of the first springs is utilized, the mounting bolts drive the mounting plate to be stably fixed, and a locating pin body is connected to the center of the top of the mounting plate in a threaded mode. According to the hydraulic oil press locating pin, the elastic component is arranged at the joint of the expanding locating pin and the mounting plate, so that the hydraulic oil press locating pin cannot shake during use, can firmly and fixedly run, and meanwhile, the auxiliary component is arranged at the joint of the mounting plate, so that the mounting plate and the hydraulic oil press can be stably installed and fixed, and the stability of the locating pin in use is improved.

Description

Oil pressure type expanding locating pin

Technical Field

The utility model relates to the technical field of application of expanding locating pins, in particular to an oil pressure type expanding locating pin.

Background

The expanding locating pin is used for carrying out secondary inner diameter machining on the machined part, so that the machining process of the expanding locating pin can be more accurate, the stability of the workpiece during installation is improved, gaps are not formed between the expanding locating pin and the sleeved workpiece, and along with the development of industry, the machining and manufacturing of the expanding locating pin are also continuously updated.

For example, the oil pressure type expanding locating pin with the patent number of CN213165061U can be used for locating a workpiece with a small size aperture, overcomes the defect of the locating pin in the prior art, has wider application range, high repeated locating precision and high automation degree, but in the process of high precision in use, an internal adjusting mechanism can generate errors in movable connection, so that the processing is failed, and meanwhile, a plurality of movable structures are arranged in the locating pin, so that the integral strength of the locating pin is reduced, and the service life of the locating pin in use is reduced.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an oil pressure type expanding locating pin, which is characterized in that an elastic component is arranged at the joint of the expanding locating pin and a mounting plate, so that the oil pressure type expanding locating pin cannot shake during use, can be firmly fixed and run, and an auxiliary component is arranged at the joint of the mounting plate, so that the mounting plate and an oil press can be stably mounted and fixed, and the stability of the locating pin in use is improved.

In order to solve the technical problems, the utility model adopts a technical scheme that: the hydraulic type expanding locating pin comprises a mounting plate, wherein a plurality of mounting bolts are uniformly penetrated and arranged at the top of the mounting plate close to the outer wall, a pressing plate is fixedly connected to the outer wall of each mounting bolt close to the top, first springs are arranged at the bottoms of the pressing plates in a fitting mode, the pressing plates are driven to extrude the first springs through continuous rotation and locking of the mounting bolts, and therefore elasticity of the first springs is utilized, and the mounting bolts drive the mounting plate to be stably fixed;

the center of the top of the mounting plate is in threaded connection with a locating pin body which is used for carrying out expanding processing operation on a workpiece, a protection ring is clamped and connected at the joint of the outer wall of the locating pin body and the mounting plate, and an elastic component is tightly pressed at the bottom of the locating pin body;

the elastic component includes the push pedal, a plurality of pressure section of thick bamboo of even fixedly connected with in bottom of push pedal, a plurality of the inside of pressing the section of thick bamboo all is provided with the second spring, a plurality of the bottom of second spring is all laminated and is provided with the limiting plate, a plurality of the equal fixedly connected with locating lever in bottom of limiting plate, through the continuous screw thread installation of locating pin, makes it extrude the push pedal to make to press the section of thick bamboo to extrude the second spring on the limiting plate, utilize the elasticity of second spring simultaneously, make the push pedal extrude the locating pin, make its stable and the mounting panel carry out threaded connection fixedly.

The utility model is further provided with: a plurality of mounting holes are uniformly formed in the top of the mounting plate close to the outer wall, and a plurality of mounting bolts penetrate through the mounting plate through the mounting holes.

Through above-mentioned technical scheme, the installation bolt of being convenient for rotates in its inside, and the convenience is installed fixedly to whole device.

The utility model is further provided with: the first springs are respectively wrapped with the mounting bolts, and the bottoms of the first springs are attached to the inner bottoms of the mounting plates.

Through above-mentioned technical scheme, be convenient for carry out stable installation to a plurality of mounting bolts and fix.

The utility model is further provided with: the push plate is disc type setting, and is smooth laminating setting with the inner wall of mounting panel.

Through above-mentioned technical scheme, the stable removal of push pedal of being convenient for, the convenience carries out stable extrusion to the locating pin.

The utility model is further provided with: the protective ring is made of hard rubber materials.

Through above-mentioned technical scheme for protect the junction of locating pin and mounting panel, prevent to cause the damage in use.

The utility model is further provided with: the top of locating pin body is close to the outer wall position and is the arc setting.

Through above-mentioned technical scheme, be convenient for with its stable slip when inserting the work piece internal diameter, prevent to cause the damage to the locating pin.

The utility model is further provided with: the positioning rods penetrate through the bottoms of the pressing cylinders respectively and are in smooth fit with the pressing cylinders, and the bottoms are in fit with the inner bottoms of the mounting plates.

Through above-mentioned technical scheme, be convenient for later stage dismantle the maintenance to inside elasticity whole subassembly.

The beneficial effects of the utility model are as follows:

1. according to the oil pressure type expanding locating pin, the elastic component is arranged at the joint of the expanding locating pin and the mounting plate, so that the oil pressure type expanding locating pin cannot shake during use, and can be firmly and fixedly operated;

2. according to the oil pressure type expanding locating pin, the auxiliary component is arranged at the connecting position of the mounting plate, so that the mounting plate and the oil press can be stably mounted and fixed, and the stability of the locating pin in use is improved.

Drawings

FIG. 1 is a schematic diagram of an oil pressure type expanding locating pin according to the present utility model;

FIG. 2 is a cross-sectional view of an oil pressure type enlarged gauge pin of the present utility model;

fig. 3 is an enlarged view at a in fig. 2.

In the figure: 1. a mounting plate; 11. a mounting hole; 2. installing a bolt; 21. a pressing plate; 22. a first spring; 3. a positioning pin body; 4. a protective ring; 5. a push plate; 6. pressing a cylinder; 61. a second spring; 62. a limiting plate; 63. and a positioning rod.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

As shown in fig. 1 and fig. 2, an oil pressure type expanding locating pin comprises a mounting plate 1, a plurality of mounting holes 11 are uniformly formed in the top of the mounting plate 1 near the outer wall, a plurality of mounting bolts 2 penetrate through the mounting plate 1 through the mounting holes 11, the mounting bolts 2 are convenient to rotate in the mounting plate, the whole device is convenient to mount and fix, a plurality of mounting bolts 2 are uniformly and fixedly connected with a pressing plate 21 in the way that the top of the mounting plate 1 is near the outer wall, first springs 22 are uniformly and fixedly connected to the bottoms of the plurality of pressing plates 21 near the top of the mounting bolts 2, the pressing plate 21 is driven to squeeze the first springs 22 through continuous rotation and locking of the mounting bolts 2, the mounting bolts 2 are enabled to drive the mounting plate 1 to be stably fixed through elasticity of the first springs 22, the plurality of first springs 22 are respectively wrapped with the plurality of mounting bolts 2, and the bottoms of the mounting bolts 2 are fixedly connected with the inner bottoms of the mounting plate 1, so that the plurality of mounting bolts 2 are convenient to be stably mounted and fixed;

the top center department threaded connection of mounting panel 1 has locating pin body 3 for carry out the hole enlargement processing operation to the work piece, the top of locating pin body 3 is the arc setting near outer wall position, and the stable slip when inserting the work piece internal diameter with it of being convenient for prevents to cause the damage to locating pin body 3, and the junction block of outer wall and mounting panel 1 of locating pin body 3 is connected with guard ring 4, and guard ring 4 is made for hard rubber material for the junction to locating pin body 3 and mounting panel 1 protects, prevents to cause the damage in use.

As shown in fig. 2 and 3, the bottom of locating pin body 3 compresses tightly and is provided with elastic component, elastic component includes push pedal 5, push pedal 5 is the disc setting, and be smooth laminating setting with the inner wall of mounting panel 1, the stable removal of push pedal 5 of being convenient for, conveniently extrude locating pin body 3, the even fixedly connected with of bottom of push pedal 5 presses a plurality of section of thick bamboo 6, the inside of a plurality of section of thick bamboo 6 all is provided with second spring 61, the bottom of a plurality of second springs 61 all is laminated and is provided with limiting plate 62, the bottom of a plurality of limiting plate 62 all fixedly connected with locating lever 63, install through the continuous screw thread of locating pin body 3, make it extrude push pedal 5, thereby make and press section of thick bamboo 6 to extrude on limiting plate 62, utilize the elasticity of second spring 61 simultaneously, make push pedal 5 extrude locating pin body 3, make its stable and mounting panel 1 carry out threaded connection fixedly, a plurality of locating levers 63 run through the bottom of a plurality of pressing section of thick bamboo 6 respectively, and be smooth setting with it, and the bottom is laminating setting with the bottom of mounting panel 1, the inside elastic component of later stage of being convenient for is dismantled wholly.

When the positioning pin is used, firstly, the mounting plate 1 is mounted and fixed through the mounting bolt 2, the mounting bolt 2 drives the mounting plate 1 to be stably fixed by utilizing the elasticity of the first spring 22, meanwhile, the positioning pin body 3 is in threaded connection with the mounting plate 1 to extrude the push plate 5, so that the pressing cylinder 6 extrudes the second spring 61 on the limiting plate 62, and meanwhile, the push plate 5 extrudes the positioning pin body 3 by utilizing the elasticity of the second spring 61, so that the positioning pin body is stably in threaded connection with the mounting plate 1 to be fixed, and the firmness in use is improved.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides an oil pressure formula hole enlargement locating pin, includes mounting panel (1), its characterized in that: a plurality of mounting bolts (2) are uniformly and penetratingly arranged at the top of the mounting plate (1) close to the outer wall, a pressing plate (21) is fixedly connected to the outer wall of the mounting bolts (2) close to the top, and first springs (22) are respectively and fixedly arranged at the bottoms of the pressing plates (21);

the positioning pin is characterized in that a positioning pin body (3) is connected to the center of the top of the mounting plate (1) in a threaded manner, a protection ring (4) is connected to the joint of the outer wall of the positioning pin body (3) and the mounting plate (1) in a clamping manner, and an elastic assembly is arranged at the bottom of the positioning pin body (3) in a pressing manner;

the elastic component includes push pedal (5), the even fixedly connected with of bottom of push pedal (5) presses a plurality of section of thick bamboo (6), and is a plurality of press the inside of section of thick bamboo (6) all to be provided with second spring (61), a plurality of the bottom of second spring (61) all laminating is provided with limiting plate (62), a plurality of the equal fixedly connected with locating lever (63) in bottom of limiting plate (62).

2. The oil hydraulic expanding dowel of claim 1, wherein: a plurality of mounting holes (11) are uniformly formed in the top of the mounting plate (1) close to the outer wall, and a plurality of mounting bolts (2) penetrate through the mounting plate (1) through the mounting holes (11).

3. The oil hydraulic expanding dowel of claim 1, wherein: the plurality of first springs (22) are respectively wrapped with the plurality of mounting bolts (2), and the bottoms of the first springs are attached to the inner bottoms of the mounting plates (1).

4. The oil hydraulic expanding dowel of claim 1, wherein: the push plate (5) is arranged in a disc shape and is in smooth fit with the inner wall of the mounting plate (1).

5. The oil hydraulic expanding dowel of claim 1, wherein: the protective ring (4) is made of hard rubber materials.

6. The oil hydraulic expanding dowel of claim 1, wherein: the top of the locating pin body (3) is arranged in an arc shape near the outer wall.

7. The oil hydraulic expanding dowel of claim 1, wherein: the positioning rods (63) penetrate through the bottoms of the pressing cylinders (6) respectively and are in smooth fit with the bottoms, and the bottoms are in fit with the inner bottoms of the mounting plates (1).