CN215616570U

CN215616570U - Telescopic rotary positioning pin tool

Info

Publication number: CN215616570U
Application number: CN202121862800.6U
Authority: CN
Inventors: 张媛媛; 田媛; 王岩; 艾春雨; 孟令旭
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-01-25
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses a telescopic rotary positioning pin tool which comprises a bottom plate, a body, a rotary plate, a telescopic pin, a sliding plate, a left elbow clamp, a right elbow clamp and a bearing. The telescopic rotary positioning pin tool realizes the positioning and fixing operation of the crankshaft in the cylindrical shell when other parts need to be installed and the rotation confirmation function of the parts after the installation is finished, and the positioning pin can extend out to rotate and fix and can retract to rotate and fix; the utility model has simple and convenient operation and flexible action, can realize multi-step operation after one-time positioning, has good size consistency and stability of finished products, avoids errors caused by multiple times of positioning, effectively saves working hours, and improves quality and production efficiency.

Description

Telescopic rotary positioning pin tool

Technical Field

The utility model relates to a positioning device, in particular to a telescopic rotary positioning pin tool.

Background

In the prior art, during the assembly process of the crankshaft and the workpiece in the cylindrical shell, the crankshaft is required to be positioned and fixed, and the installation is required to be rotatable and confirmed. At present, when a crankshaft and a workpiece in the cylindrical shell are assembled, positioning, fixing and mounting operation and rotation confirmation are carried out in two stations, the assembling and positioning times are increased, and positioning errors are caused; and the operation working hours are increased, and the waste of the production working hours of the products is caused.

Disclosure of Invention

The utility model aims to provide a telescopic rotary positioning pin tool to solve the problem that positioning and fixing operations and rotation confirmation operations cannot be completed at the same station in the assembly of a crankshaft and a workpiece in the conventional cylindrical shell. The telescopic rotary positioning pin tool is convenient to operate, the telescopic positioning of the positioning pin on the rotary turntable is realized, and the positioning pin can extend out to rotate and fix and can retract to rotate and fix.

The purpose of the utility model is realized by the following technical scheme:

a telescopic rotary positioning pin tool comprises a bottom plate 1;

the body 2 is arranged above the bottom plate 1;

the left elbow clamp 7 and the right elbow clamp 8 are arranged on the left side and the right side of the body 2, and each of the left elbow clamp 7 and the right elbow clamp 8 consists of a handle, a connecting plate, a sliding block and a push rod;

the rotary table 3 is installed inside the body 2 through a bearing 9 and can rotate, a circular through groove is formed in the rotary table 3, a rectangular groove for installing a sliding plate 6 is formed in the upper portion and the lower portion of the circular through groove, and a telescopic pin 4 eccentric to the rotary table 3 is installed at the upper end of the rotary table 3; the telescopic pin 4 is indirectly connected with the sliding plate 6 through the sliding pin 5; when the left elbow clamp 7 and the right elbow clamp 8 are opened or closed, the sliding block can be driven by the push rod to move in the circular through groove of the turntable 3, and the sliding plate 6 is pushed to drive the sliding pin 5 to move up and down to control the telescopic pin 4 to stretch or rotate.

Further, the body 2 is fixed to the base plate 1 by bolts.

Further, the left elbow clamp 7 and the right elbow clamp 8 are bolted to the left and right sides of the body 2.

Furthermore, a limiting groove is formed in the sliding plate 6; the guide part of the telescopic pin 4 is provided with a flat groove, a sliding plate 6 is arranged in the flat groove, and the flat groove is indirectly connected with a limiting groove of the sliding plate 6 through a sliding pin 5.

Furthermore, two sides of the connecting plate are respectively connected with the handle and the push rod, and the front end of the push rod is connected with the sliding block.

Further, the turntable 3 can drive the telescopic pin 4 to rotate inside the body 2 through the bearing 9.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model relates to a telescopic rotary positioning pin tool, which can complete positioning fixing operation and a positioning tool scheme of rotation confirmation operation at the same station.A sliding plate is pushed to move left and right through a left elbow clamp and a right elbow clamp, the sliding plate and a sliding pin control a telescopic pin to extend and retract, and when the left elbow clamp and the right elbow clamp retract simultaneously and do not push the sliding plate, a turntable drives the telescopic pin eccentric to the turntable to rotate; the positioning pin can extend out, rotate and fix, and can retract, rotate and fix; the positioning and fixing device is simple and convenient to operate, flexible in action, capable of meeting positioning and assembling requirements, capable of achieving positioning and fixing and rotation confirming operation through one-time clamping, good in size consistency and stability of finished products, capable of avoiding errors caused by multiple times of positioning, effectively saving working hours and improving quality and production efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments 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 for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of a telescopic rotary positioning pin tool for assembling a cylindrical shell and an internal crankshaft;

FIG. 2 is a schematic view of the telescopic rotary positioning pin tooling positioning cylinder housing and internal crankshaft at station.

FIG. 3 is a schematic view of a front view structure of a telescopic rotary positioning pin tool;

fig. 4 is a schematic top view of the telescopic rotary positioning pin tool.

In the figure: 1. the bottom plate 2, the body 3, the rotating disc 4, the telescopic pin 5, the sliding pin 6, the sliding plate 7, the left elbow clamp 8, the right elbow clamp 9 and the bearing.

Detailed Description

The utility model is further illustrated by the following examples:

the present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

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.

As shown in fig. 1-4, the telescopic rotary positioning pin tool of the utility model is composed of a bottom plate 1, a body 2, a rotary table 3, a telescopic pin 4, a sliding pin 5, a sliding plate 6, a left elbow clamp 7, a right elbow clamp 8 and a bearing 9.

The body 2 is fixed on the bottom plate 1 through bolts; the left elbow clamp 7 and the right elbow clamp 8 are connected and installed on the left side and the right side of the body 2 through bolts; the turntable 3 is rotatably mounted inside the body 2 by means of bearings 9.

A circular through groove is formed in the rotary table 3, a rectangular groove used for mounting the sliding plate 6 is formed in the circular through groove vertically, the sliding plate 6 can move horizontally in the rectangular groove, and the upper end of the rotary table 3 is provided with a telescopic pin 4. A limiting groove is formed in the sliding plate 6; the guide part of the telescopic pin 4 is provided with a flat groove, a sliding plate 6 is arranged in the flat groove, and the telescopic pin 4 is indirectly connected with the limiting groove of the sliding plate 6 through a sliding pin 5, so that the telescopic pin 4 is connected with the sliding plate 6 and used for limiting the limit position of the horizontal movement of the sliding plate 6. Wherein, a clearance is arranged between the limit grooves of the sliding pin 5 and the sliding plate 6, and the sliding pin can slide.

The left elbow clamp 7 and the right elbow clamp 8 are standard parts and are composed of handles, connecting plates, sliding blocks and push rods; the two sides of the connecting plate are respectively connected with the handle and the sliding block, and the front end of the sliding block is connected with the push rod. Can open or closed left and right elbow presss from both sides to make the slider drive the push rod and remove in the circular logical inslot of carousel 3, realize promoting slide 6 and remove left and right, through the spacing groove of slide 6 and the relative sliding motion control telescopic pin 4 of sliding pin 5 and stretch out and retract. When the left elbow clamp 7 and the right elbow clamp 8 retract simultaneously without pushing the sliding plate 6, the rotary disc 3 drives the telescopic pin 4 eccentric to the rotary disc 3 to rotate.

Specifically, the operator closes the right elbow clamp 8, opens the left elbow clamp 7, pushes the sliding plate 6 to the left by the right elbow clamp 8, moves the sliding pin 5 relatively upward in the groove of the sliding plate 6, and pushes the telescopic pin 4 by the sliding pin 5 moving upward, so as to extend out of the upper plane of the turntable 3.

The operator closes the left elbow clamp 7, opens the right elbow clamp 8, pushes the sliding plate 6 to the right by the left elbow clamp 7, the sliding pin 5 moves downwards relatively in the groove of the sliding plate 6, and the telescopic pin 4 is pushed by the sliding pin 5 moving downwards to realize retraction into the rotary table 3.

Whether the telescopic pin 4 extends out or retracts into the rotating disc 3, when the left elbow clamp 7 and the right elbow clamp 8 are opened, the rotating disc 3 can drive the telescopic pin 4 to rotate inside the body 2 through a bearing 9.

Body

2 and 3 surfaces of carousel have the alignment to carve the seal, and after rotatory operation was accomplished,

body

2 and 3 imprints of carousel align, and closed left elbow presss from both sides 7 or right elbow presss from both sides 8, and irrotational can be fixed to carousel 3.

In the present invention, the retractable pin 4 serves to position the crankshaft by extending and retracting. An operator rotates the crankshaft to the position of the telescopic pin 4, opens the left elbow clamp 7 and closes the right elbow clamp 8 to enable the telescopic pin 4 to stretch out and position to an inner hole of the crankshaft, the crankshaft is positioned and fixed, and positioning and fixing operation is carried out at the moment. The left elbow clip 7 is kept still and the right elbow clip 8 is opened again, and the crankshaft is positioned but can rotate, and then the rotation confirmation operation after assembly can be carried out. Closing the left elbow clamp 7, opening the right elbow clamp 8, retracting the telescopic pin 4 from the inner hole of the crankshaft, canceling the positioning of the crankshaft, taking down the assembled finished product, and finishing the assembly operation.

It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims

1. The utility model provides a flexible rotational positioning round pin frock which characterized in that: comprises a bottom plate (1);

the body (2), the said body (2) is installed above the bottom plate (1);

the left elbow clamp (7) and the right elbow clamp (8) are mounted on the left side and the right side of the body (2) and respectively comprise a handle, a connecting plate, a sliding block and a push rod;

the rotary table (3) is mounted inside the body (2) through a bearing (9) and can rotate, a circular through groove is formed in the rotary table (3), rectangular grooves used for mounting the sliding plate (6) are formed in the upper portion and the lower portion of the circular through groove, and a telescopic pin (4) eccentric to the rotary table (3) is mounted at the upper end of the rotary table (3); the telescopic pin (4) is indirectly connected with the sliding plate (6) through the sliding pin (5); when the left elbow clamp (7) and the right elbow clamp (8) are opened or closed, the sliding block can be driven by the push rod to move in the circular through groove of the turntable (3), and the sliding plate (6) is pushed to drive the sliding pin (5) to move up and down to control the telescopic pin (4) to stretch or rotate.

2. The telescopic rotary positioning pin tool according to claim 1, characterized in that: the body (2) is fixed on the bottom plate (1) through bolts.

3. The telescopic rotary positioning pin tool according to claim 1, characterized in that: the left elbow clamp (7) and the right elbow clamp (8) are installed on the left side and the right side of the body (2) through bolts.

4. The telescopic rotary positioning pin tool according to claim 1, characterized in that: a limiting groove is formed in the sliding plate (6); the guide part of the telescopic pin (4) is provided with a flat groove, a sliding plate (6) is arranged in the flat groove, and the flat groove is indirectly connected with a limiting groove of the sliding plate (6) through a sliding pin (5).

5. The telescopic rotary positioning pin tool according to claim 1, characterized in that: the two sides of the connecting plate are respectively connected with the handle and the push rod, and the front end of the push rod is connected with the sliding block.

6. The telescopic rotary positioning pin tool according to claim 1, characterized in that: the turntable (3) can drive the telescopic pin (4) to rotate in the body (2) through the bearing (9).