CN112211886A

CN112211886A - Positioning pin with locking function

Info

Publication number: CN112211886A
Application number: CN202011251583.7A
Authority: CN
Inventors: 李昱晓; 董鲁磊
Original assignee: Ningbo Paralei Power System Co ltd
Current assignee: Ningbo Paralei Power System Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-01-12

Abstract

The invention discloses a positioning pin with a locking function, relates to the technical field of positioning pins, and aims to solve the problems that the existing positioning pin is inconvenient to adjust the used length and cannot be locked and limited. The utility model discloses a threaded connection pin bush, including threaded connection pin bush, locating pin bush, regulation seat, locating pin bush, locating.

Description

Positioning pin with locking function

Technical Field

The invention relates to the technical field of positioning pins, in particular to a positioning pin with a locking function.

Background

The positioning pin is a part participating in limiting the freedom degree of an object, has certain application in some mechanical motion equipment, and is mainly used for determining the position of a two-dimensional space; the positioning pin takes the workpiece hole as a positioning reference and participates in the part for limiting the freedom degree of the object; in a mold consisting of two or more parts, a pin designed by accurately positioning two adjacent parts of the mold is formed by connecting a plurality of parts when a body is formed by connecting the parts and each part needs to keep an accurate position during processing and assembling, if a split box body consists of a cover and a base, the processing of a bearing hole on the split box body has higher precision requirement, therefore, two positioning pins far away from each other are arranged on a split surface during design so as to ensure the processing and assembling precision of the split box body; the positioning pin has a good positioning effect, is very convenient to mount, but needs careful maintenance and care for each part, so that a buyer must pay attention to the storage condition and the use instruction of the positioning part when purchasing the part, and each pin can be well used.

However, the existing positioning pin is inconvenient for adjusting the used length and cannot be locked and limited; therefore, the existing requirements are not met, and a positioning pin with a locking function is provided for the requirement.

Disclosure of Invention

The invention aims to provide a positioning pin with a locking function, and aims to solve the problems that the existing positioning pin in the background art is inconvenient to adjust the used length and cannot be locked and limited.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a locating pin with locking function, includes the threaded connection pin bush, the externally mounted of threaded connection pin bush has the screw thread fixed block, the locating pin bush is installed to the lower extreme of threaded connection pin bush, the internally mounted of locating pin bush has the protection supporting shoe, the below of locating pin bush is installed and is adjusted the seat, adjust the below of seat and install rotatory stopper, the inside of threaded connection pin bush top is provided with the adjustment tank, adjust the inside intermediate position department of seat and install the locating pin and support the cover, the internally mounted that the locating pin supported the cover has the locating pin.

Preferably, the positioning pin and the positioning pin support sleeve are fixedly connected with the adjusting seat.

Preferably, the internally mounted of threaded connection pin bushing supports firm inner ring piece, the inside of supporting firm inner ring piece both sides all is provided with vertical spout, threaded connection pin bushing and the firm inner ring piece fixed connection of support.

Preferably, the both ends that support inside inner ring piece of stabilizing all are provided with transverse sliding, transverse sliding's inside is provided with the draw-in groove, transverse sliding and draw-in groove all are provided with a plurality of, and a plurality of transverse sliding and draw-in groove all distribute in proper order.

Preferably, a first locking slide block is installed on one side of the positioning pin supporting sleeve, a second locking slide block is installed on the other side of the positioning pin, adjusting sliding grooves are formed in the first locking slide block and the second locking slide block, and the positioning pin supporting sleeve, the first locking slide block and the second locking slide block are of an integrated structure.

Preferably, the internally mounted of first locking slider has the spring, first hypotenuse slider is installed to one side of spring, spring and first locking slider and the equal fixed connection of first hypotenuse slider, the internally mounted of second locking slider has second hypotenuse slider, the stopper is all installed at the both ends of first hypotenuse slider and second hypotenuse slider one side.

Compared with the prior art, the invention has the beneficial effects that:

1. the positioning pin support sleeve has a certain protection effect on the positioning pin, the supporting effect is good, and when the using length of the positioning pin needs to be adjusted, the positioning pin can be rotated according to the situation, so that the inner parts of the sliding transverse slideways of the first locking sliding block and the second locking sliding block are clamped into the clamping groove for limiting;

2. according to the invention, the first locking sliding block, the first bevel edge sliding block, the second locking sliding block and the spring are arranged, when the locking device is used, the spring has certain telescopic elasticity, so that the first bevel edge sliding block and the second bevel edge sliding block can conveniently perform telescopic motion in the first locking sliding block and the second locking sliding block respectively, the use length is convenient to adjust, the whole practicability is strong, and the first bevel edge sliding block and the second bevel edge sliding block are arranged to be inclined planes in different directions and can slide out of the clamping groove through rotation.

Drawings

FIG. 1 is a perspective view of a locking pin of the present invention;

FIG. 2 is a cross-sectional view of the threaded connection pin sleeve of the present invention;

FIG. 3 is a schematic view of the construction of the locating pin of the present invention.

In the figure: 1. a pin sleeve is connected through threads; 2. a positioning pin supporting sleeve; 3. a thread fixing block; 4. positioning a pin sleeve; 5. an adjusting seat; 6. rotating the limiting block; 7. an adjustment groove; 8. supporting and stabilizing the inner ring block; 9. a longitudinal chute; 10. a transverse slideway; 11. a card slot; 12. a protection supporting block; 13. positioning pins; 14. a first locking slide; 15. adjusting the sliding chute; 16. a limiting block; 17. a first bevel edge slider; 18. a second locking slider; 19. a second bevel edge slider; 20. a spring.

Detailed Description

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

Referring to fig. 1-3, an embodiment of the present invention is shown: the utility model provides a locating pin with locking function, including threaded connection pin bush 1, the externally mounted of threaded connection pin bush 1 has threaded fixing block 3, locating pin bush 4 is installed to the lower extreme of threaded connection pin bush 1, the internally mounted of locating pin bush 4 has protection supporting shoe 12, regulation seat 5 is installed to the below of locating pin bush 4, adjust the below of seat 5 and install rotatory stopper 6, the inside of 1 top of threaded connection pin bush is provided with adjustment tank 7, be convenient for adjust, the inside intermediate position department of regulation seat 5 installs locating pin support cover 2, the internally mounted of locating pin support cover 2 has locating pin 13, barrier propterty is good.

Further, locating pin 13 and locating pin support cover 2 and the equal fixed connection of regulation seat 5, connect stably.

Further, the internally mounted of threaded connection pin bushing 1 supports firm inner ring piece 8, and the inside of supporting firm inner ring piece 8 both sides all is provided with vertical spout 9, and threaded connection pin bushing 1 and the interior ring piece 8 fixed connection that supports firm, barrier propterty is good.

Further, the both ends that support the inside of firm inner ring piece 8 all are provided with transverse slide 10, and transverse slide 10's inside is provided with draw-in groove 11, and transverse slide 10 and draw-in groove 11 all are provided with a plurality of, and a plurality of transverse slide 10 and draw-in groove 11 all distribute in proper order, are convenient for adjust the use, and the form is various.

Further, first locking slide 14 is installed to one side of locating pin support sleeve 2, and second locking slide 18 is installed to the opposite side of locating pin 13, and first locking slide 14 and the inside of second locking slide 18 all are provided with adjusts spout 15, and locating pin support sleeve 2 is a body structure with first locking slide 14 and second locking slide 18, and overall structure stability is higher.

Further, the internally mounted of first locking slider 14 has spring 20, and first hypotenuse slider 17 is installed to one side of spring 20, and spring 20 and first locking slider 14 and the equal fixed connection of first hypotenuse slider 17, the internally mounted of second locking slider 18 has second hypotenuse slider 19, and stopper 16 is all installed at the both ends of first hypotenuse slider 17 and second hypotenuse slider 19 one side, and barrier propterty is good, stable in structure.

The working principle is as follows: when the positioning pin support sleeve is used, the positioning pin support sleeve 2 penetrates through the positioning pin sleeve 4 to be placed inside the threaded connection pin sleeve 1 in a sliding mode, the rotary limiting block 6 is pushed, the adjusting seat 5 drives the positioning pin support sleeve 2 to slide, the first locking slide block 14 and the second locking slide block 18 slide forwards in the longitudinal sliding groove 9, the supporting stability of the supporting stable inner ring block 8 and the protecting support block 12 is high, the positioning pin 13 slides out of the adjusting groove 7 to facilitate positioning of an object, when the positioning distance of the positioning pin 13 needs to be adjusted, the positioning pin 13 can be pushed to slide and adjusted inside the threaded connection pin sleeve 1, after the distance is determined, the positioning pin 13 is rotated, the first locking slide block 14 and the second locking slide block 18 slide into the transverse sliding way 10, and due to the fact that the spring 20 has certain telescopic elasticity, the first bevel edge slide block 17 and the second bevel edge slide block 19 lose the limiting force of the longitudinal, pop out the inside of card income draw-in groove 11 in adjusting spout 15, stopper 16 has spacing effect, thereby carry out spacing locking to locating pin 13, again with locating pin 13 and location article carry out the connection location, rethread screw thread fixed block 3 is fixed with 1 threaded connection of threaded connection pin bush, the whole location is effectual, be convenient for adjust through being provided with multiunit transverse slideway 10, therefore, the clothes hanger is strong in practicability, and because first hypotenuse slider 17 and second hypotenuse slider 19 set up the inclined plane to equidirectional, can make first hypotenuse slider 17 and second hypotenuse slider 19 because roll-off in draw-in groove 11 of spring 20's power through rotating locating pin 13, thereby relieve locking.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a locating pin with locking function, includes threaded connection pin bushing (1), its characterized in that: the externally mounted of threaded connection pin bush (1) has screw thread fixed block (3), locating pin bush (4) are installed to the lower extreme of threaded connection pin bush (1), the internally mounted of locating pin bush (4) has protection supporting shoe (12), the below of locating pin bush (4) is installed and is adjusted seat (5), adjust the below of seat (5) and install rotatory stopper (6), the inside of threaded connection pin bush (1) top is provided with adjustment tank (7), adjust the inside intermediate position department of seat (5) and install locating pin support cover (2), the internally mounted of locating pin support cover (2) has locating pin (13).

2. The positioning pin with locking function according to claim 1, wherein: the positioning pin (13) is fixedly connected with the positioning pin support sleeve (2) and the adjusting seat (5).

3. The positioning pin with locking function according to claim 1, wherein: the threaded connection pin bush comprises a threaded connection pin bush body and is characterized in that a supporting and stabilizing inner ring block (8) is arranged inside the threaded connection pin bush body (1), longitudinal sliding grooves (9) are formed in the supporting and stabilizing inner ring block (8) two sides, and the threaded connection pin bush body (1) is fixedly connected with the supporting and stabilizing inner ring block (8).

4. The lock pin according to claim 3, wherein: the supporting and stabilizing inner ring block (8) is characterized in that transverse sliding ways (10) are arranged at two ends of the inner portion, a clamping groove (11) is formed in the inner portion of each transverse sliding way (10), each transverse sliding way (10) and each clamping groove (11) are provided with a plurality of, and each transverse sliding way (10) and each clamping groove (11) are distributed in sequence.

5. The positioning pin with locking function according to claim 1, wherein: first locking slide block (14) are installed to one side of locating pin support cover (2), second locking slide block (18) are installed to the opposite side of locating pin (13), the inside of first locking slide block (14) and second locking slide block (18) all is provided with adjusts spout (15), locating pin support cover (2) and first locking slide block (14) and second locking slide block (18) are an organic whole structure.

6. The lock pin according to claim 5, wherein: the internally mounted of first locking slider (14) has spring (20), first hypotenuse slider (17) is installed to one side of spring (20), spring (20) and first locking slider (14) and the equal fixed connection of first hypotenuse slider (17), the internally mounted of second locking slider (18) has second hypotenuse slider (19), stopper (16) are all installed at the both ends of first hypotenuse slider (17) and second hypotenuse slider (19) one side.