CN214686167U

CN214686167U - Double-spring floating type positioning pin

Info

Publication number: CN214686167U
Application number: CN202120744756.2U
Authority: CN
Inventors: 张玉栋
Original assignee: Jiangsu Junyuan Equipment Manufacturing Co ltd
Current assignee: Jiangsu Junyuan Equipment Manufacturing Co ltd
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2021-11-12
Anticipated expiration: 2031-04-12

Abstract

The utility model discloses a floating locating pin of double spring, its technical scheme main points are including bottom plate, bottom locating pin and side locating component all can be dismantled and fix on the bottom plate, side locating component includes mount pad and tapering round pin, tapering round pin elasticity sets up in the mount pad, the utility model has the advantages of the clamping mode is simple and convenient, saves clamping time, improves the clamping precision.

Description

Double-spring floating type positioning pin

Technical Field

The utility model relates to a locating pin field, in particular to floating locating pin of double spring.

Background

The positioning pin is a part participating in limiting the freedom degree of an object, is widely applied to various mechanical equipment, is large enough to aerospace equipment, is small enough to common household appliances in our lives, and can show the figure of the positioning pin everywhere. At present, a pump body workpiece is shown in figure 1 in the shape, a hand-push type bolt is generally used for positioning, however, the hand pushing of workers is also laborious, the clamping time is wasted, in case of misoperation caused by overlarge force, the workpiece can be damaged under serious conditions, and meanwhile, the clamping precision is limited.

SUMMERY OF THE UTILITY MODEL

To the shortcoming of above-mentioned prior art, the utility model aims at providing a floating locating pin of double spring has the clamping mode simple and convenient, saves the clamping time, improves the advantage of clamping precision.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a floating locating pin of double spring, includes the bottom plate, includes bottom locating pin and side locating component, bottom locating pin and side locating component all can be dismantled and fix on the bottom plate, side locating component includes mount pad and tapering round pin, tapering round pin elasticity sets up in the mount pad.

Furthermore, the mounting seat is installed on the bottom plate through a bolt, a cavity is formed in the mounting seat, the taper pin is arranged in the cavity in a sliding mode, the taper pin is horizontally arranged, a stop pin is movably arranged in the mounting seat, and the stop pin is elastically connected with the taper pin through a spring.

Furthermore, the tail end of the taper pin is provided with a flange, and when the taper pin extends out of the limit position, the flange is abutted against the inner wall of the cavity to prevent the taper pin from moving.

Furthermore, a main shaft is arranged between the stop pin and the taper pin, and the spring is sleeved on the main shaft.

Furthermore, the head of the stop pin is provided with a jaw, the head of the main shaft is in threaded connection with the inner hole of the taper pin, the tail of the main shaft is arranged in the jaw, and a space for the tail of the main shaft to move is reserved in the jaw.

Furthermore, a baffle is installed on the side face of the installation seat, the cavity is sealed by the baffle, a second spring is sleeved on the stop pin, the head of the second spring is fixed with the stop pin, and the tail of the second spring abuts against the baffle.

Further, the tail end of the stop pin extends out of the baffle and is in threaded connection with the baffle.

Furthermore, the tail end of the stop pin is detachably connected with a handle.

Furthermore, a limit screw is arranged between the handle and the tail end of the stop pin.

Furthermore, the handle is arranged in a cross shape.

By adopting the technical scheme.

To sum up, the utility model discloses following beneficial effect has:

1. the workpiece is fixed from the lower part through the bottom positioning pin, and the workpiece is fixed from the side surface through the taper pin, so that the workpiece is clamped in all directions, and the accuracy of clamping the workpiece is greatly improved.

2. The taper pin is in elastic contact with the workpiece under the action of the first spring and the second spring, the taper pin is guaranteed to be in close contact with the workpiece, the workpiece damage caused by excessive force is avoided, and the two springs are adopted for buffer adjustment, so that the movement of the taper pin is sensitive and accurate.

3. Order about the tapering round pin through rotating the handle and do concertina movement, do not need the staff hand push, it is laborsaving to operate on the one hand, and on the other hand staff learns the motion condition of tapering round pin through the number of turns of rotating the handle, from the side.

4. The handle is the cross setting, provides the space that holds the finger, makes things convenient for the staff application of force.

Drawings

FIG. 1 is a schematic cross-sectional view of a dual spring floating locating pin;

fig. 2 is a schematic view of the mounting of the handle.

In the figure, 1, a bottom positioning pin; 2. a side positioning assembly; 21. a mounting seat; 22. a taper pin; 221. blocking edges; 23. a first spring; 231. a main shaft; 24. a stop pin; 241. a second spring; 25. a baffle plate; 26. a handle; 261. a limiting screw; 3. a base plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the following device of the present invention will be described in detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention. To make the objects, features and advantages of the present invention more comprehensible, please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limitation of the implementation of the present invention, so that the present invention does not have the essential significance in the technology, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope of the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention.

Example (b): a double-spring floating type positioning pin is shown in figure 1 and comprises a bottom plate 3, a bottom positioning pin 1 and a side positioning component 2, wherein the bottom positioning pin 1 and the side positioning component 2 can be detachably connected to the bottom plate 3. The bottom of the workpiece is limited through the bottom positioning pin 1, the bottom of the workpiece is limited through the side positioning assembly 2, and the workpiece is clamped in an all-round mode.

As shown in fig. 1, the number of the bottom positioning pins 1 is set to at least one, and all the bottom positioning pins 1 are arranged in the vertical direction. When a workpiece is clamped, a worker places the workpiece on the bottom plate 3, and the bottom positioning pin 1 is inserted into the corresponding through hole in the bottom of the workpiece.

As shown in fig. 1, the side positioning assembly 2 includes a mounting seat 21 and a taper pin 22, the mounting seat 21 is detachably fixed on the bottom plate 3 by bolts, and the taper pin 22 is slidably connected in the mounting seat 21 and is horizontally arranged. A cavity for accommodating the taper pin 22 is formed in the mounting seat 21, a head portion of the taper pin 22 extends out of the mounting seat 21, and a tail portion of the taper pin 22 is located in the cavity. The end of the taper pin 22 is provided with a rib 221, when the taper pin 22 extends to the limit position, the rib 221 abuts against the inner wall of the cavity to prevent the taper pin 22 from moving. When the workpiece is clamped, the taper pin 22 is inserted into a corresponding hole on the side surface of the workpiece from the side surface.

As shown in fig. 1, the mounting seat 21 is movably provided with a stop pin 24, a head of the stop pin 24 is located in the cavity, and a tail of the head of the stop pin 24 extends out of the mounting seat 21. The stop pin 24 is elastically connected with the taper pin 22 through a spring one 23. A main shaft 231 is further arranged between the stop pin 24 and the taper pin 22, and the first spring 23 is sleeved on the main shaft 231. The head of the stop pin 24 is provided with a jaw, and a space for the tail of the main shaft 231 to move is reserved in the jaw. The head of the spindle 231 is threaded into the bore of the taper pin 22 and the tail of the spindle 231 is disposed in the jaws. The main function of the main shaft 231 is to ensure the coaxiality of the stop pin 24 and the taper pin 22.

As shown in fig. 1 and 2, a baffle 25 is mounted on a side surface of the mounting seat 21, and the baffle 25 closes the cavity. The second spring 241 is sleeved on the stop pin 24, the second spring 241 is in a compressed state, one end of the second spring 241 is abutted to the annular plate on the outer wall of the stop pin 24, and the other end of the second spring 241 is abutted to the baffle 25. The rear end of the stop pin 24 extends out of the baffle 25 and is in threaded connection with the baffle 25, and the handle 26 is detachably connected to the rear end of the stop pin 24 through a limit screw 261. The rotation of the stop pin 24 is carried out by rotating the handle 26, and the stop pin 24 is advanced or retreated in the horizontal direction, thereby advancing or retreating the taper pin 22. The handle 26 is arranged in a cross shape, so that the force of a worker can be conveniently applied to rotate the handle 26.

The specific implementation process comprises the following steps: firstly, a worker places a workpiece to be clamped on the bottom plate 3, the bottom positioning pin 1 is inserted into a corresponding through hole at the bottom of the workpiece, then the handle 26 is rotated to drive the stop pin 24 to move forwards, and further the taper pin 22 is inserted into a corresponding through hole at the side surface of the workpiece, so that the rapid clamping work is completed.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a floating locating pin of double spring, includes bottom plate (3), its characterized in that: including bottom locating pin (1) and side locating component (2), bottom locating pin (1) and side locating component (2) all can be dismantled and fix on bottom plate (3), side locating component (2) are including mount pad (21) and tapering round pin (22), tapering round pin (22) elasticity sets up in mount pad (21).

2. A double spring floating locating pin as claimed in claim 1, wherein: the mounting base (21) is installed on the bottom plate (3) through a bolt, a cavity is formed in the mounting base (21), the taper pin (22) is arranged in the cavity in a sliding mode, the taper pin (22) is horizontally arranged, the mounting base (21) is internally provided with a stop pin (24) in a moving mode, and the stop pin (24) is elastically connected with the taper pin (22) through a spring I (23).

3. A double spring floating locating pin as claimed in claim 2, wherein: the tail end of the taper pin (22) is provided with a flange (221), and when the taper pin (22) extends to the limit position, the flange (221) is abutted against the inner wall of the cavity to prevent the taper pin (22) from moving.

4. A double spring floating locating pin as claimed in claim 2, wherein: a main shaft (231) is arranged between the stop pin (24) and the taper pin (22), and the first spring (23) is sleeved on the main shaft (231).

5. The double spring floating type positioning pin according to claim 4, wherein: the head of the stop pin (24) is provided with a jaw, the head of the main shaft (231) is in threaded connection with an inner hole of the taper pin (22), the tail of the main shaft (231) is arranged in the jaw, and a space for the tail of the main shaft (231) to move is reserved in the jaw.

6. A double spring floating locating pin as claimed in claim 2, wherein: baffle (25) are installed to the side of mount pad (21), baffle (25) are sealed the cavity, the cover is equipped with spring two (241) on backing pin (24), the head and the backing pin (24) of spring two (241) are fixed, the afterbody and the baffle (25) of spring two (241) offset.

7. The double spring floating type pilot pin according to claim 6, wherein: the tail end of the stop pin (24) extends out of the baffle plate (25) and is in threaded connection with the baffle plate.

8. A double spring floating locating pin as claimed in claim 7, wherein: the tail end of the stop pin (24) is detachably connected with a handle (26).

9. A dual spring floating locating pin as claimed in claim 8, wherein: and a limit screw (261) is arranged between the handle (26) and the tail end of the stop pin (24).

10. A double spring floating locating pin as claimed in claim 9, wherein: the handle (26) is arranged in a cross shape.