CN216613045U

CN216613045U - Rotary hook clamp mechanism

Info

Publication number: CN216613045U
Application number: CN202123338830.XU
Authority: CN
Inventors: 刘建营; 徐义东
Original assignee: Guangzhou Yuanhao Automation Intelligent Technology Group Co ltd
Current assignee: Guangzhou Yuanhao Automation Intelligent Technology Group Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-27
Anticipated expiration: 2031-12-27

Abstract

The utility model relates to a rotary hook clamp mechanism, which has the technical scheme that: the method comprises the following steps: the clamping mechanism comprises a fixing part, a clamping arm component for clamping a workpiece and a rotating part for driving the clamping arm component to perform clamping action; the fixing part is movably connected with the clamping arm component; the clamping arm assembly can be abutted against the rotating part; the rotating part is provided with at least one guide hole, and the fixed part is provided with at least one guide screw correspondingly matched with the guide hole; this application has the advantage through can realizing the clamping function by manual rotation mode.

Description

Rotary hook clamp mechanism

Technical Field

The utility model relates to the technical field of packaging equipment, in particular to a rotary hook clamp mechanism.

Background

The traditional tool clamp adopts a plurality of hand clamps to realize multi-point clamping, but has a huge structure, is not beneficial to spatial arrangement, and consumes a large amount of materials during processing; the mechanism is changed into a manual rotation mode to realize the clamping function, a plurality of clamping devices are simplified into manual rotation operation, the structure is exquisite, the processing time and raw materials are saved, and the mechanism is convenient to arrange and apply in various spaces.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a rotary hook clamp mechanism which has the advantage of realizing a clamping function in a manual rotation mode.

The technical purpose of the utility model is realized by the following technical scheme: a rotary hook clamp mechanism comprising: the clamping mechanism comprises a fixing part, a clamping arm component for clamping a workpiece and a rotating part for driving the clamping arm component to perform clamping action; the fixing part is movably connected with the clamping arm component; the clamping arm assembly can be abutted against the rotating part; the rotating part is provided with at least one guide hole, and the fixing part is provided with at least one guide screw correspondingly matched with the guide hole.

Optionally, the clamping arm assembly includes: the hinge pin, the spring, and the first jaw and the second jaw are used for clamping a workpiece; one end of the first clamping jaw is rotatably arranged on the hinge pin, and the other end of the first clamping jaw is slidably arranged on the fixing part; one end of the second clamping jaw is rotatably arranged on the hinge pin, and the other end of the second clamping jaw is slidably arranged on the fixing part; the first jaw and the second jaw can be abutted against the rotating part respectively; one end of the spring is installed on the first clamping jaw, and the other end of the spring is installed on the second clamping jaw.

Optionally, the fixing part includes: a base and a fixing seat; the fixed seat is arranged on the base; a first through hole for the first clamping jaw and the second clamping jaw to pass through is formed in the fixed seat; a second through hole for the first clamping jaw and the second clamping jaw to pass through is formed in the base; the first through hole is communicated with the second through hole; the guide screw is arranged on the fixed seat.

Optionally, at least one first limit groove correspondingly adapted to the fixing seat is formed on the first jaw; and the second clamping jaw is provided with at least one second limiting groove correspondingly matched with the fixed seat.

Optionally, a limiting block for limiting the movable range of the first jaw and the second jaw is arranged on the fixing seat.

Optionally, the rotating part includes: the rotary sleeve is rotated, and the rotary seat can drive the first clamping jaw and the second clamping jaw to do clamping action; the rotating sleeve is detachably arranged on the rotating seat; the first clamping jaw and the second clamping jaw can be abutted with the rotary seat; the guide hole is arranged on the rotary seat.

Optionally, an elliptical hole is formed in the rotary seat; the inner wall of the elliptical hole may abut the first jaw and the second jaw.

In conclusion, the utility model has the following beneficial effects:

1. when a workpiece is clamped through the clamping arm assembly, the rotating sleeve is rotated manually, so that the rotating part can drive the clamping arm assembly to perform clamping action, and the clamping function of the mechanism is conveniently realized.

2. The mechanism is simplified into manual rotation operation by a plurality of clamping devices, saves the processing cost and the raw material cost of parts, adopts the standardized and small adjustable design, can be arranged and applied in various spaces, and is convenient for later maintenance, maintenance and replacement.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a bottom internal structural view of the present invention.

In the figure: 1. a fixed part; 11. a base; 12. a fixed seat; 2. a clamp arm assembly; 21. a hinge pin; 22. a first jaw; 23. a second jaw; 24. a first limit groove; 25. a second limit groove; 3. a rotating part; 31. rotating the sleeve; 32. rotating; 4. a guide hole; 5. a guide screw; 6. a limiting block; 7. an elliptical hole.

Detailed Description

In order to make the objects, features and advantages of the present invention more comprehensible, embodiments accompanying figures are described in detail below. Several embodiments of the utility model are presented in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like are used for descriptive purposes only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, configuration, and operation, and therefore should not be construed as limiting the present invention.

The utility model is described in detail below with reference to the figures and examples.

As shown in fig. 1 and 2, the present invention provides a rotary hook clamp mechanism including: the clamping device comprises a fixing part 1, a clamping arm component 2 for clamping a workpiece and a rotating part 3 for driving the clamping arm component 2 to perform clamping action; the fixed part 1 is movably connected with the clamping arm component 2; the clamping arm component 2 can be abutted against the rotating part 3; the rotating part 3 is provided with at least one guide hole 4, and the fixing part 1 is provided with at least one guide screw 5 correspondingly matched with the guide hole 4.

In this embodiment, two guide holes 4 are provided, the two guide holes 4 are symmetrically provided on the rotating portion 3, the two guide screws 5 are also provided, the two guide screws 5 are symmetrically provided on the fixing portion 1, and the mounting positions of the two guide screws 5 correspond to the two guide holes 4, so that the guide screws 5 can slide in the guide holes 4, and the rotating portion 3 can rotate along the axis direction of the fixing portion 1 under the cooperation of the guide holes 4 and the guide screws 5;

the working principle of the rotary hook clamp mechanism provided by the utility model is as follows: when a workpiece needs to be clamped by the rotary hook clamping mechanism, an operator manually rotates the rotating part 3 of the rotating mechanism, so that the rotating part 3 can drive the clamping arm component 2 to perform clamping action when rotating along the axis direction of the fixing part 1, and the clamping arm component 2 clamps the workpiece; when the workpiece needs to be put down after the workpiece clamping action is finished, an operator manually rotates the rotating part 3 of the reverse rotating mechanism, so that when the rotating part 3 rotates reversely, the clamping arm assembly 2 can be reset and the workpiece can be put down; the rotating part 3 can be rotated manually or connected to a rotating device of external equipment for rotation, and has strong compatibility; the mechanism part adopts simplified design, saves the processing cost and the raw material cost of parts, adopts standardized and small-sized adjustable design, can be arranged and applied in various spaces, and is convenient for later maintenance, maintenance and replacement.

Further, as shown in fig. 2, the clamping arm assembly 2 includes: a hinge pin 21, a spring, and first and

second jaws

22 and 23 for gripping a workpiece; one end of the first claw 22 is rotatably arranged on the hinge pin 21, and the other end of the first claw 22 is slidably arranged on the fixing part 1; one end of the second claw 23 is rotatably arranged on the hinge pin 21, and the other end of the second claw 23 is slidably arranged on the fixing part 1; the first jaw 22 and the second jaw 23 are respectively capable of abutting against the rotating part 3; one end of the spring is mounted on the first jaw 22 and the other end of the spring is mounted on the second jaw 23.

In this embodiment, the first jaw 22 and the second jaw 23 are symmetrically and rotatably disposed on the hinge pin 21, the first jaw 22 and the second jaw 23 can abut against the rotating portion 3, and a spring is disposed between the first jaw 22 and the second jaw 23, when the rotating portion 3 rotates in the forward direction, the first jaw 22 and the second jaw 23 can be driven to approach each other to perform a clamping operation, so that the clamping arm assembly 2 clamps a workpiece; when the rotating part 3 rotates reversely, the first jaw 22 and the second jaw 23 move away from each other under the elastic action of the spring and complete the resetting action, so that the clamping arm assembly 2 is reset and the workpiece is put down.

Further, the fixing portion 1 includes: a base 11 and a fixing base 12; the fixed seat 12 is arranged on the base 11; a first through hole for the first claw 22 and the second claw 23 to pass through is formed in the fixed seat 12; a second through hole for the first claw 22 and the second claw 23 to pass through is formed in the base 11; the first through hole is communicated with the second through hole; the guide screw 5 is arranged on the fixed seat 12. At least one first limit groove 24 correspondingly matched with the fixed seat 12 is formed on the first claw 22; at least one second limit groove 25 correspondingly matched with the fixed seat 12 is formed on the second clamping jaw 23.

In the present embodiment, the base 11 is fixedly disposed, and the rotating portion 3 can rotate relative to the base 11; after the first jaw 22 passes through the first through hole and the second through hole which are mutually communicated, a first limit groove 24 arranged on the first jaw 22 is clamped with the first through hole on the fixed seat 12 (the depth of the first through hole is the same as the thickness of the fixed seat 12, the first limit groove 24 can slide on the first through hole edge within a certain range), so that the first jaw 22 can move on the fixed seat 12 within a small range, after the second jaw 23 passes through the first through hole and the second through hole which are mutually communicated, a second limit groove 25 arranged on the second jaw 23 is clamped with the first through hole on the fixed seat 12 (the depth of the first through hole is the same as the thickness of the fixed seat 12, the second limit groove 25 can slide on the first through hole edge within a certain range), so that the second jaw 23 can move on the fixed seat 12 within a small range; when the first claw 22 and the second claw 23 move towards each other on the fixed seat 12, the workpiece can be clamped.

Further, a limit block 6 for limiting the movable range of the first jaw 22 and the second jaw 23 is arranged on the fixed seat 12.

In this embodiment, a limiting block 6 for limiting the movable range of the first jaw 22 and the second jaw 23 is disposed on the fixing base 12 and in the first through hole, and the first jaw 22 and the second jaw 23 cannot exceed the movable range limited by the limiting block 6 when sliding; and the size specification of the limiting block 6 can be adjusted, so that the first jaw 22 and the second jaw 23 can have different moving ranges.

Further, as shown in fig. 3, the rotating portion 3 includes: a rotating sleeve 31 and a rotating seat 32 which can drive the first claw 22 and the second claw 23 to do clamping action; the rotating sleeve 31 is detachably arranged on the rotating seat 32; the first jaw 22 and the second jaw 23 can abut against the swivel base 32; the guide hole 4 is provided on the swivel base 32. An elliptical hole 7 is formed in the rotary seat 32; the inner wall of the oblong hole 7 may abut the first jaw 22 and the second jaw 23.

When the first jaw 22 and the second jaw 23 need to be driven to clamp a workpiece, an operator can manually rotate the rotating sleeve 31 to enable the rotating sleeve 31 to drive the rotating seat 32 to rotate, and when the rotating seat 32 rotates to a certain angle, the inner wall of the short shaft part of the rotating seat 32, which is provided with the elliptical hole 7, is abutted against the first jaw 22 and the second jaw 23, so that the first jaw 22 and the second jaw 23 move oppositely on the fixed seat 12 to clamp the workpiece; when a workpiece needs to be loosened, the rotating sleeve 31 is rotated reversely, so that the rotating sleeve 31 drives the rotating seat 32 to rotate, when the rotating seat 32 rotates to a certain angle, the inner wall of the short shaft part of the rotating seat 32, which is provided with the elliptical hole 7, is not abutted to the first clamping jaw 22 and the second clamping jaw 23 (the distance between the inner walls of the long shaft part of the elliptical hole 7 is greater than the maximum moving distance of the first clamping jaw 22 and the second clamping jaw 23), and therefore the first clamping jaw 22 and the second clamping jaw 23 can put down the workpiece.

The rotary hook clamp mechanism has the advantage that the clamping function can be realized in a manual rotation mode.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. A rotating hook clamp mechanism, comprising: the clamping mechanism comprises a fixing part, a clamping arm component for clamping a workpiece and a rotating part for driving the clamping arm component to perform clamping action; the fixing part is movably connected with the clamping arm component; the clamping arm assembly can be abutted against the rotating part; the rotating part is provided with at least one guide hole, and the fixing part is provided with at least one guide screw correspondingly matched with the guide hole.

2. The rotary hook clamp mechanism of claim 1 wherein the clamp arm assembly includes: the hinge pin, the spring, and the first jaw and the second jaw are used for clamping a workpiece; one end of the first clamping jaw is rotatably arranged on the hinge pin, and the other end of the first clamping jaw is slidably arranged on the fixing part; one end of the second clamping jaw is rotatably arranged on the hinge pin, and the other end of the second clamping jaw is slidably arranged on the fixing part; the first jaw and the second jaw can be abutted against the rotating part respectively; one end of the spring is installed on the first clamping jaw, and the other end of the spring is installed on the second clamping jaw.

3. The rotating hook clamp mechanism of claim 2, wherein the securing portion comprises: a base and a fixing seat; the fixed seat is arranged on the base; a first through hole for the first clamping jaw and the second clamping jaw to pass through is formed in the fixed seat; a second through hole for the first clamping jaw and the second clamping jaw to pass through is formed in the base; the first through hole is communicated with the second through hole; the guide screw is arranged on the fixed seat.

4. The rotating hook clamp mechanism according to claim 3, wherein the first jaw is provided with at least one first limit groove correspondingly matched with the fixed seat; and the second clamping jaw is provided with at least one second limiting groove correspondingly matched with the fixed seat.

5. The rotating hook clamp mechanism according to claim 3, wherein a stopper for limiting the movable range of the first jaw and the second jaw is provided on the fixing base.

6. The rotating hook clamp mechanism of claim 2, wherein the rotating portion comprises: the rotary sleeve is rotated, and the rotary seat can drive the first clamping jaw and the second clamping jaw to do clamping action; the rotating sleeve is detachably arranged on the rotating seat; the first clamping jaw and the second clamping jaw can be abutted with the rotary seat; the guide hole is arranged on the rotary seat.

7. The rotating hook clamp mechanism according to claim 6, wherein an elliptical hole is formed on the rotating base; the inner wall of the elliptical hole may abut the first jaw and the second jaw.