CN214445871U

CN214445871U - Harness and rotary clamping mechanism

Info

Publication number: CN214445871U
Application number: CN202120226252.1U
Authority: CN
Inventors: 刘广岩; 李永生; 王旭
Original assignee: Changchun Dazheng Automatic Equipment Co ltd
Current assignee: Changchun Dazheng Automatic Equipment Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-10-22
Anticipated expiration: 2031-01-27

Abstract

The utility model discloses a harness and rotary clamping mechanism, rotary clamping mechanism include the mount pad with rotate install in the eccentric round pin of mount pad, the eccentric round pin have the round pin head with connect in the connecting rod of the eccentric position of round pin head, the connecting rod drives the round pin head rotates, the first end of mount pad with after rotating round pin head together presss from both sides tight automobile body spare. Above-mentioned rotary clamping mechanism utilizes the rotation can press from both sides tight automobile body spare, and clamping mechanism's complexity has been simplified, has solved the too big problem of harness weight, the manual operation of being convenient for.

Description

Harness and rotary clamping mechanism

Technical Field

The utility model relates to an automobile assembling technical field, in particular to rotary clamping mechanism. Also relates to a harness.

Background

In an automobile assembly line, various harnesses are required, and the harnesses generally include a mechanism for fixing the harnesses to body parts.

Referring to fig. 4 to 5, the fulcrum box mounting tool is provided with a clamping mechanism 01, the clamping mechanism 01 is a manual pin hooking mechanism, a control handle 014 drives a clamping block 012 and a positioning pin 011 to clamp through a connecting rod 013, and the fulcrum box mounting tool is fixed on a vehicle body part. The following drawbacks exist: the clamping mechanism 01 is complex in design, high in precision required by machining of parts, inconvenient in field debugging and easy to cause a blocking phenomenon; the transmission of a plurality of parts is involved from control to clamping, the parts are abraded greatly due to frequent use, the parts need to be replaced frequently, and the maintenance is complicated; the whole mechanism is too heavy, so that the harness is not stable in positioning, needs to be manually supported, and is inconvenient to manually operate.

Therefore, how to provide a rotary clamping mechanism with a simplified structure to reduce the weight of the harness, easy disassembly and easy operation is a technical problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rotatory clamping mechanism utilizes the rotation can press from both sides tight automobile body spare, and clamping mechanism's complexity has obtained the simplification, has solved the too big problem of harness weight, the manual operation of being convenient for. Another object of the present invention is to provide a harness comprising the above rotary clamping mechanism.

In order to achieve the above object, the utility model provides a rotary clamping mechanism, including the mount pad with rotate install in the eccentric round pin of mount pad, the eccentric round pin have the round pin head with connect in the connecting rod of the eccentric position of round pin head, the connecting rod drives the round pin head rotates, the first end of mount pad with after the rotation round pin head together presss from both sides tight automobile body spare.

Preferably, the second end of the mounting seat is provided with a lock nut which is sleeved on the connecting rod in a threaded manner, and the lock nut is locked after the connecting rod rotates so as to provide clamping force for clamping the pin head on the vehicle body part.

Preferably, a retainer ring is arranged between the locking nut and the second end of the mounting seat.

Preferably, the eccentric pin has a rotating handle connected to the connecting rod, and a length direction of the rotating handle is perpendicular to a length direction of the connecting rod.

Preferably, the rotating handle is fixedly connected with the connecting rod through a screw.

Preferably, the connecting rod is sleeved on the shaft sleeve, and the mounting seat is provided with a mounting hole which penetrates through the first end and the second end of the mounting seat and is used for mounting the shaft sleeve.

Preferably, a plurality of positioning pin bodies are arranged on the periphery of the mounting hole.

Preferably, a gasket is arranged between the positioning pin body and the mounting seat.

Preferably, the end surface of the pin head facing the first end of the mounting seat is a frosted surface.

The utility model also provides a harness, include as above-mentioned arbitrary rotary clamping mechanism, the harness passes through rotary clamping mechanism presss from both sides tightly to be fixed in automobile body spare.

Compared with the prior art, the rotary clamping mechanism provided by the utility model comprises a mounting seat and an eccentric pin, wherein the eccentric pin is rotatably arranged on the mounting seat, the eccentric pin is provided with a pin head and a connecting rod, the connecting rod is connected to the eccentric position of the pin head, the connecting rod drives the pin head to rotate, and the rotated pin head and the first end of the mounting seat together clamp the vehicle body part; this rotary clamping mechanism adopts rotatory mode to realize that eccentric pin and mount pad press from both sides tight mode with the automobile body spare, the eccentric pin is located initial position before rotating, not contact with automobile body spare, compress tightly respectively in the both sides of automobile body spare with the first end of mount pad after rotating, rotary clamping mechanism presss from both sides tightly in the automobile body spare this moment, can further press from both sides tightly in the automobile body spare with the harness that sets up this rotary clamping mechanism, because rotary clamping mechanism's structure has been simplified, from the control to the realization press from both sides tightly mainly used eccentric pin, there is not complicated transmission structure, the structure is complicated, the machine adds the high scheduling problem of precision requirement, the weight of harness has been alleviateed, have the characteristics of dismantling convenience and easily operating.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic view of a rotary clamping mechanism according to an embodiment of the present invention in an original position;

fig. 2 is a schematic view of a rotary clamping mechanism in a clamping position according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a harness according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of a harness of the prior art;

fig. 5 is a schematic structural view of a clamping mechanism in the prior art.

Wherein:

1-rotary clamping mechanism, 2-car body part, 11-eccentric pin, 12-mounting seat, 13-lock nut, 14-gasket, 15-shaft sleeve, 16-retainer ring, 111-pin head, 112-connecting rod, 113-rotary handle, 01-clamping mechanism, 011-positioning pin, 012-clamping block, 013-connecting rod and 014-handle.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

Please refer to fig. 1 to 5, wherein fig. 1 is a schematic diagram of a rotary clamping mechanism in an original position according to an embodiment of the present invention, fig. 2 is a schematic diagram of a rotary clamping mechanism in a clamping position according to an embodiment of the present invention, fig. 3 is a schematic diagram of a harness according to an embodiment of the present invention, fig. 4 is a schematic diagram of a harness in the prior art, and fig. 5 is a schematic diagram of a clamping mechanism in the prior art.

In a first specific embodiment, the present invention provides a rotary clamping mechanism 1, which includes a mounting seat 12 and an eccentric pin 11, wherein the eccentric pin 11 is installed on the mounting seat 12, and the eccentric pin 11 is rotatable in the mounting seat 12; the eccentric pin 11 mainly comprises a pin head 111 and a connecting rod 112, the connecting rod 112 is connected to the eccentric position of the pin head 111, the connecting rod 112 penetrates through the mounting seat 12, and the connecting rod 112 is controlled to rotate so as to drive the pin head 111 to rotate.

In the working process of the rotary clamping mechanism 1, the connecting rod 112 controlling the eccentric pin 11 rotates around the axis thereof, the connecting rod 112 drives the pin head 111 to rotate around the axis of the connecting rod 112, and the pin head 111 eccentrically rotates under the driving of the connecting rod 112 because the axis of the connecting rod 112 and the axis of the pin head 111 are offset; the pin head 111 is located at the original position of the mounting seat 12 before rotation, and there is no vehicle body member 2 between the lower end of the pin head 111 and the upper end, i.e., the first end, of the mounting seat 12, and when the pin head 111 is eccentrically rotated to the clamping position, the lower side of the vehicle body member 2 at the position is attached to the upper end of the mounting seat 12, and the upper side of the vehicle body member 2 is pressed by the rotated pin head 111, and at this time, the mounting seat 12 clamps the vehicle body member 2 together with the pin head 111.

Compared with the clamping mechanism 01 in the prior art, the rotary clamping mechanism 1 is clamped to the vehicle body member 2 in a rotary manner by the structure of the eccentric pin 11, so that a harness provided with the rotary clamping mechanism 1 can be further clamped to the vehicle body member 2; because the structure of the rotary clamping mechanism 1 is simplified, the eccentric pin 11 is mainly used from control to clamping, a complex transmission structure is not adopted, the problems of complex structure, high machining precision requirement and the like are solved, the weight of the harness is reduced, and the rotary clamping mechanism has the characteristics of convenience in disassembly and easiness in operation.

In addition, a locking nut 13 is arranged at the lower end, i.e. the second end, of the mounting seat 12, the part of the connecting rod 112, which is exposed out of the lower end of the mounting seat 12, is provided with an external thread, and the locking nut 13 and the connecting rod 112 are in threaded fit in an internal and external thread mode.

In the present embodiment, when the eccentric pin 11 is at the original position or rotates from the original position to the clamping position, the lock nut 13 is in the unlocked state, and the eccentric pin 11 can freely rotate at this time; until the eccentric pin 11 is rotated to the clamping position and will clamp the body part 2 together with the mounting socket 12, the lock nut 13 is rotated and locked in view of the fact that the eccentric pin 11 has been moved into position in the circumferential direction, but is axially spaced from the body part 2, the eccentric pin 11 is locked to the mounting socket 12 by the lock nut 13, and the clamping force with which the pin head 111 is pressed down and clamps the body part 2 together with the mounting socket 12 is provided by the lock nut 13.

On this basis, the number of the lock nuts 13 can be two but is not limited to two, and the retainer ring 16 is arranged at the lock nut 13 close to the lower end, i.e. the second end, of the mounting base 12, so that the lock nut 13 is prevented from being locked or the mounting base 12 is prevented from being damaged.

For better technical effect, the eccentric pin 11 is further provided with a rotating handle 113 connected with the connecting rod 112, the length direction of the rotating handle 113 is perpendicular to the length direction of the connecting rod 112, the rotating handle 113 is used for prolonging the force arm of the force application, when in use, the tail end of the rotating handle 113 is manually or mechanically held, and the connecting rod 112 can be controlled to rotate by applying the force perpendicular to the length direction of the rotating handle 113 to the rotating handle 113.

On the basis, the length of the rotating handle 113 can be selected as required, and is not limited herein; in order to improve the control effect of the rotating handle 113, the end of the rotating handle 113 may be sleeved with a rubber sleeve or provided with a screw thread to increase the friction force for holding.

It should be noted that the present embodiment only shows the structure that the eccentric pin 11 has the rotating handle 113, and the structural form of the eccentric pin 11 is not limited specifically, that is, the eccentric pin 11 may be provided in an integrally molded form or in a component assembly form as required, and shall also fall within the scope of the present embodiment.

Illustratively, when the eccentric pin 11 is assembled by parts, the pin head 111 and the connecting rod 112 are formed as a single part, the rotating handle 113 is fixedly connected with the connecting rod 112 by screws, and the rotating handle 113 can be disassembled or assembled according to actual requirements.

In addition, the mounting seat 12 has mounting holes penetrating through upper and lower ends, i.e., a first end and a second end, and when the eccentric pin 11 is mounted on the mounting seat 12, the connecting rod 112 of the eccentric pin 11 is fitted over the shaft sleeve 15 and the shaft sleeve 15 is mounted in the mounting holes.

Besides, a plurality of positioning pin bodies are arranged on the periphery of the mounting hole, the positioning pin bodies are fixed in counter bores on the periphery of the mounting hole, and the positioning pin bodies can play a positioning role; when the positioning pin body is located at the original position of the upper end of the mounting seat 12, the gap between the upper end of the positioning pin body and the lower end of the pin head 111 is smaller than the thickness of the car body piece 2, so that the car body piece 2 is blocked outside by the positioning pin body at the original position, and the pin head 111 is initially positioned at the positioning pin body, so that the car body piece 2 cannot be pressed; in contrast, there is no similar positioning pin body at the clamping position, and before the lock nut 13 is locked, the gap between the pin head 111 and the upper end of the mounting seat 12 is larger than the thickness of the vehicle body member 2, so that the vehicle body member 2 can be placed between the pin head 111 and the mounting seat 12, and after the lock nut 13 is locked, the vehicle body member 2 is pressed between the pin head 111 and the mounting seat 12.

In addition, in order to avoid the damage of the positioning pin body to the mounting seat 12, a gasket 14 is arranged between the positioning pin body and the mounting seat 12; on the other hand, the pin head 111 and the mounting seat 12 at the clamping position may be protected by a washer 14.

In addition, on the one hand, the pressing effect is improved, and on the other hand, the protection effect is provided, and the end surface of the pin head 111 facing the first end of the mounting seat 12 is a frosted surface.

The utility model provides a harness, including above-mentioned rotary clamping mechanism 1, harness presss from both sides tightly through rotary clamping mechanism 1 and is fixed in automobile body spare 2, should have above-mentioned rotary clamping mechanism 1's whole beneficial effect, here no longer gives unnecessary details one by one.

Specifically, the harness may be a fulcrum box harness in an automobile assembly line, and other types of harnesses shall fall within the scope of the description of the present embodiment.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The harness and the rotary clamping mechanism provided by the utility model are described in detail above. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The rotary clamping mechanism (1) is characterized by comprising a mounting seat (12) and an eccentric pin (11) which is rotatably arranged on the mounting seat (12), wherein the eccentric pin (11) is provided with a pin head (111) and a connecting rod (112) which is connected to the eccentric position of the pin head (111), the connecting rod (112) drives the pin head (111) to rotate, and the first end of the mounting seat (12) and the rotated pin head (111) clamp a vehicle body part (2) together.

2. The rotary clamping mechanism (1) according to claim 1, wherein the second end of the mounting seat (12) is provided with a lock nut (13) which is threaded onto the connecting rod (112), and the lock nut (13) is locked after the connecting rod (112) is rotated to provide a clamping force for clamping the pin head (111) to the vehicle body member (2).

3. A rotary clamping mechanism (1) according to claim 2, characterised in that a collar (16) is provided between the lock nut (13) and the second end of the mounting seat (12).

4. The rotary clamping mechanism (1) according to claim 1, characterized in that the eccentric pin (11) has a rotary handle (113) connected to the connecting rod (112), the length direction of the rotary handle (113) being perpendicular to the length direction of the connecting rod (112).

5. The rotary clamping mechanism (1) according to claim 4, characterized in that the rotary handle (113) is fixedly connected with the connecting rod (112) by means of screws.

6. The rotary clamping mechanism (1) according to any one of claims 1 to 5, wherein the connecting rod (112) is sleeved on a shaft sleeve (15), and the mounting seat (12) is provided with a mounting hole penetrating through a first end and a second end of the mounting seat and used for mounting the shaft sleeve (15).

7. The rotary clamping mechanism (1) according to claim 6, wherein a plurality of dowel bodies are provided on the circumferential side of the mounting hole.

8. The rotary clamping mechanism (1) according to claim 7, characterised in that a spacer (14) is provided between the dowel body and the mounting seat (12).

9. The rotary clamping mechanism (1) according to any one of claims 1 to 5, characterized in that the end face of the pin head (111) facing the first end of the mounting seat (12) is a frosted face.

10. Harness, characterized in that it comprises a rotary clamping mechanism (1) according to any one of claims 1 to 9, said harness being clampingly secured to a vehicle body piece (2) by means of said rotary clamping mechanism (1).