CN214444634U

CN214444634U - Self-locking mechanism

Info

Publication number: CN214444634U
Application number: CN202120461995.7U
Authority: CN
Inventors: 王仕初; 万繁荣; 卢有兵
Original assignee: Shenzhen Shuangshi Technology Co Ltd
Current assignee: Shenzhen Shuangshi Technology Co Ltd
Priority date: 2021-03-03
Filing date: 2021-03-03
Publication date: 2021-10-22
Anticipated expiration: 2031-03-03

Abstract

The utility model relates to a self-locking mechanism, which comprises a base, wherein a cylinder and a mounting rack are arranged on the base, a hydraulic buffer is arranged on the mounting rack, the cylinder is connected with a slide block which moves left and right, is abutted with the hydraulic buffer and is driven by the hydraulic buffer to lift, one end of the slide block is connected with the cylinder in a transmission way, the other end of the slide block is connected with a vertically downward press block parallel to the base, and the top of the slide block is of a curved surface structure; the mounting frame is also pivoted with a roller positioned right above the sliding block, and the roller is abutted against the sliding block in the moving process of the sliding block. The utility model discloses a can be automatic will fix a position the locking with the part that will fix on the production line, convenient production.

Description

Self-locking mechanism

Technical Field

The utility model relates to a production line equipment, especially a self-locking mechanism.

Background

On the production line, often need to fix a position earlier some products and can only process after locking, otherwise in the course of working, the product of treating processing will produce the displacement, leads to the product unqualified that processes out. When the existing products to be processed are locked, the locking is carried out manually, so that the efficiency is low, and the production is not facilitated.

SUMMERY OF THE UTILITY MODEL

To the current not enough, the utility model provides a self-locking mechanism.

The utility model provides a technical scheme that its technical problem adopted is: a self-locking mechanism comprises a base, wherein an air cylinder and a mounting frame are arranged on the base, a hydraulic buffer is arranged on the mounting frame, the air cylinder is in transmission connection with a sliding block which moves left and right, is abutted to the hydraulic buffer and is driven by the hydraulic buffer to lift, one end of the sliding block is in transmission connection with the air cylinder, the other end of the sliding block is connected with a pressing block which is vertically downward and parallel to the base, and the top of the sliding block is of a curved surface structure; the mounting frame is further pivoted with a roller positioned right above the sliding block, and the roller is abutted to the sliding block in the moving process of the sliding block.

Preferably, the pressing block is connected to the left end of the sliding block, the air cylinder is in transmission connection with the sliding block at the right end of the sliding block, and the top of the sliding block is of a gradually-rising curved surface structure or a combined structure formed by connecting a horizontal plane and an upward extending inclined plane from left to right.

Preferably, the top of base is provided with first U type draw-in groove, mounting bracket fixed connection is at the opening part of U type draw-in groove, the cylinder sets up in first U type draw-in groove.

Preferably, the mounting frame is of an inverted T-shaped structure, a second U-shaped clamping groove is formed in the top of the mounting frame, a mounting frame through hole is formed in the bottom of the mounting frame corresponding to the left end of the sliding block, the sliding block is arranged in the second U-shaped clamping groove in a penetrating mode, the hydraulic buffer is arranged at the bottom of the mounting frame and can penetrate through the mounting frame through hole to abut against the sliding block, and the roller is a roller of a cam follower arranged on the groove wall of the second U-shaped clamping groove.

Preferably, a cover plate is further arranged at the notch end of the second U-shaped clamping groove.

Preferably, the sliding block comprises a horizontal arm in the horizontal direction and a vertical part in the vertical direction and fixedly connected to the right end of the horizontal arm, and the sliding block is in transmission connection with the air cylinder at the vertical part.

Preferably, the end of the piston rod of the air cylinder is fixedly connected with a U-shaped connecting piece, the vertical part is provided with a strip-shaped through hole which is through in the front and back direction in the vertical direction, the strip-shaped through hole is positioned in the U-shaped opening of the connecting piece, and the strip-shaped through hole is internally provided with a connecting rod of which two ends correspond to the side wall of the U-shaped opening of the connecting piece in a sliding manner.

Preferably, the pressing block and the hydraulic buffer are arranged on the same side, and the distance between the pressing block and the base is larger than the distance between the hydraulic buffer and the base.

Preferably, the bottom surface of the compact is of planar construction.

Preferably, an end of the hydraulic shock absorber abutting against the slider has a circular truncated cone-shaped configuration.

The beneficial effects of the utility model reside in that: the utility model discloses a simple structure, the drive through the cylinder makes the slider remove about, and the slider removes about moving along with between its top and the gyro wheel the diminishing of distance and offset and press together, the slider just is carrying out the removal about simultaneously and is receiving the downward pressure that the gyro wheel was applyed and the decurrent action of pushing down that goes on, just make the briquetting support to press on treating fixed product pushing down the in-process, the slider just is locked and can't carry out the displacement again, the purpose of auto-lock has been reached, the automatic production has been made things convenient for, and the production efficiency is improved.

Drawings

FIG. 1 is a schematic cross-sectional structural view of an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an embodiment of the present invention;

FIG. 3 is a schematic structural view between the cylinder and the slider according to the embodiment of the present invention;

FIG. 4 is a schematic structural diagram of an embodiment of the present invention in a use state;

fig. 5 is a schematic structural diagram of a mounting frame according to an embodiment of the present invention;

FIG. 6 is a schematic structural view of a horizontal arm of a slider according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a hydraulic buffer according to an embodiment of the present invention;

part names and serial numbers in the figure: 1-base 10-first U-shaped clamping groove 2-air cylinder 20-piston rod 3-mounting rack 30-second U-shaped clamping groove 31-mounting rack through hole 4-hydraulic buffer 5-slide block 50-horizontal arm 51-vertical part 510-strip-shaped through hole 6-pressing block 7-roller 8-cover plate 9-connecting piece 90-connecting rod.

Detailed Description

To more clearly illustrate the objects, technical solutions and advantages of the embodiments of the present invention, the present invention will be further described in conjunction with the accompanying drawings and embodiments, which are described in a clear and complete manner. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention. Furthermore, directional terms as referred to in the present disclosure, such as "upper", "lower", "front", "rear", "left", "right", "inner", "outer", etc., refer only to the direction of the attached drawings, and directional terms used are intended to better and more clearly illustrate and understand the present invention rather than to indicate or imply the orientation the present invention must have, and therefore should not be construed as limiting the present invention.

The embodiment of the utility model is shown in fig. 1 and 7, a self-locking mechanism, which comprises a base 1, the base 1 can adopt any existing structure, can be installed on other components, or can be an independent component capable of being fixed on a station, a cylinder 2 and an installation frame 3 are arranged on the base 1, a hydraulic buffer 4 is arranged on the installation frame 3, the cylinder 2 is connected with a slide block 5 which moves left and right, is abutted to the hydraulic buffer 4 and is driven by the hydraulic buffer 4 to lift, namely, the hydraulic buffer 4 is used for lifting the slide block 5 and buffering the pressure applied to the slide block 5 when the slide block 5 is pressed, namely, the slide block 5 is positioned below the slide block 5, meanwhile, the slide block 5 is in transmission connection with the cylinder 2, moves left and right under the driving of the cylinder 2, the cylinder 2 is in transmission connection with the slide block 5 through a piston rod 20 thereof, one end of the sliding block 5 is in transmission connection with the air cylinder 2, the other end of the sliding block 5 is connected with a pressing block 6 which is vertically downward and parallel to the base 1, the pressing block 6 is driven by the air cylinder 2 to drive the pressing block 6 to move left and right by the arrangement of the two ends of the sliding block 5, the pressing block 6 is not influenced by the air cylinder 2 and is convenient to install the self-locking mechanism, the pressing block 6 is connected to the left end of the sliding block 5, the air cylinder 2 is in transmission connection with the right end of the sliding block 5, the pressing block 6 is arranged perpendicular to the sliding block 5 at the moment and is convenient to press the pressing block on a product to be fixed, the bottom surface of the pressing block 6 is of a plane structure, the contact surface of the plane structure is large, the force applied to the product to be fixed can be well dispersed, a pressure concentration point cannot be formed to damage the product to be fixed, and the top of the sliding block 5 is of a curved surface structure; the mounting frame 3 is also pivoted with a roller 7 which is positioned right above the sliding block 5, the roller 7 is abutted against the sliding block 5 in the moving process of the sliding block 5, so that the roller 7 is abutted against the sliding block 5 in the moving process of the sliding block 5, and because the roller 7 rotates relative to the mounting frame 3, pressure is applied to the sliding block 5 after the roller 7 is abutted against the sliding block 5, at the moment, because the top of the sliding block 5 is of a curved surface structure, the force applied to the sliding block 5 by the roller 7 is increased or reduced according to the change of the curved surface structure, in order to facilitate the fixing of the pressing block 6 on a product to be fixed and the separation of the product to be fixed from the pressing block 6, the top of the sliding block 5 is of a gradually-rising curved surface structure or a combined structure formed by connecting a horizontal plane and an upward extending inclined plane from left to right, the distance between the top of the sliding block 5 and the roller 7 is reduced, and the gradually-rising curved surface structure is a gradually-rising arc surface, will last when slider 5 moves left and push down slider 5, and lock after reaching the assigned position for convenient briquetting 6, the integrated configuration of horizontal plane and inclined plane that makes progress is just set to the structure at slider 5 top, when gyro wheel 7 corresponds to the horizontal plane, do not have with slider 5 butt, slider 5 does not receive decurrent pressure, briquetting 6 also can not move down, briquetting 6 just is in certain height, has both made things convenient for slider 5's removal, makes things convenient for the placing of the product of treating to fix below briquetting 6 again. When the device works, the hydraulic buffer 4 jacks up the sliding block 5, the air cylinder 2 drives the sliding block 5 to move leftwards, the sliding block 5 drives the pressing block 6 to move leftwards, the sliding block 5 continues to move along with the abutting of the roller 7 and the sliding block 5, the roller 7 applies downward pressure to the sliding block 5, the sliding block 5 moves downwards, and the pressing block 6 is driven to move downwards to enable the pressing block 6 to abut against a product to be fixed to fix the product. Such simple structure can make slider 5 remove about through the drive of cylinder 2, and slider 5 removes about along with its supporting with gyro wheel 7 mutually, slider 5 just removes about simultaneously and receives the downward action of pushing down that the downward pressure that gyro wheel 7 applyed and go on, just makes briquetting 6 support and press on treating fixed product pushing down the in-process, slider 5 just is locked and can't carry out the displacement again, reached the mesh of auto-lock, made things convenient for automatic production, improved production efficiency.

Further improvement, as shown in fig. 1 and 2, the top of the base 1 is provided with a first U-shaped clamping groove 10, the mounting bracket 3 is fixedly connected to an opening of the U-shaped clamping groove, the cylinder 2 is arranged in the first U-shaped clamping groove 10, the cylinder 2 is arranged in the groove to avoid the influence of other parts, at the moment, the mounting bracket 3 serves as a cover of the first U-shaped clamping groove 10 to enable the groove to be changed into a through hole structure, the cylinder 2 is fixed at the left end, a piston rod 20 of the cylinder 2 extends out from the right end to be in transmission connection with the slider 5, and the cylinder 2 is effectively protected. And for the compactness and the firm of structure, mounting bracket 3 becomes the type of falling T structure, the top of mounting bracket 3 is provided with second U type draw-in groove 30, is provided with mounting bracket through-hole 31 in the bottom that corresponds to 5 left ends of slider, slider 5 wears to establish in second U type draw-in groove 30, and slider 5 removes about just so in second U type draw-in groove 30 and both ends all appear wearing out the draw-in groove about and, just conveniently control the connection setting of both ends corresponding part about slider 5, hydraulic buffer 4 sets up in the bottom of mounting bracket 3 and can pass mounting bracket through-hole 30 and slider 5 looks butt, and this kind of hydraulic buffer 4 just can not influence the pushing down of briquetting 6, gyro wheel 7 is the gyro wheel of the cam follower that sets up on second U type draw-in groove 30 cell wall, and compact structure is firm. And in order to avoid the influence of the falling of impurities on the movement of the sliding block 5, a cover plate 8 is further arranged at the notch end of the second U-shaped clamping groove 30.

In a further improvement, as shown in fig. 1, 3 and 6, the slider 5 includes a horizontal arm 50 in a horizontal direction, and a vertical portion 51 fixedly connected to a right end of the horizontal arm 50 in a vertical direction, the horizontal arm 50 and the vertical portion 51 are arranged perpendicularly to facilitate connection, and also facilitate maintenance and replacement of the slider 5, the slider 5 is in transmission connection with the cylinder 2 at the vertical portion 51, that is, the connection between the vertical portion 51 and the cylinder is located at a lower end of the vertical portion 51, and after connection, the movement directions of the slider 5 and the piston rod 20 of the cylinder 2 are parallel, so as to facilitate driving of the cylinder 2 and movement of the slider 5. For the connection between the piston rod 20 and the vertical part 51 of the cylinder 2, the end of the piston rod 20 of the cylinder 2 is fixedly connected with the U-shaped connecting piece 9, the vertical part 51 is provided with a strip-shaped through hole 510 which is through in the front and back direction of the vertical direction, the strip-shaped through hole 510 is positioned in the U-shaped opening of the connecting piece 9, the connecting rod 90 with two ends corresponding to and fixedly connected to the side wall of the U-shaped opening of the connecting piece 9 is arranged in the strip-shaped through hole 510 in a sliding manner, and the U-shaped opening of the connecting piece 9 protects the connecting rod 90 and the vertical part 51, so that the smooth transmission between the two is ensured.

In a further improvement, as shown in fig. 1 to 4, the pressing block 6 and the hydraulic buffer 4 are arranged on the same side, and the distance between the pressing block 4 and the base 1 is greater than the distance between the hydraulic buffer 4 and the base 1, and the pressing block 6 and the hydraulic buffer 4 are arranged on the same side, so that the stress points on the sliding block 5 are more balanced, and the locking is ensured to be firm and stable.

In a further improvement, as shown in fig. 7, the end of the hydraulic buffer 4 abutting against the sliding block 5 is in a truncated cone-shaped structure, so that the end of the hydraulic buffer and the sliding block 5 are in surface contact, pressure can be better dispersed, and the left and right movement of the sliding block 5 cannot be influenced.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.

Claims

1. A self-locking mechanism is characterized in that: the hydraulic buffer type lifting mechanism comprises a base, wherein an air cylinder and a mounting frame are arranged on the base, a hydraulic buffer is arranged on the mounting frame, the air cylinder is in transmission connection with a sliding block which moves left and right, is abutted to the hydraulic buffer and is driven by the hydraulic buffer to lift, one end of the sliding block is in transmission connection with the air cylinder, the other end of the sliding block is connected with a pressing block which is vertically downward and parallel to the base, and the top of the sliding block is of a curved surface structure; the mounting frame is further pivoted with a roller positioned right above the sliding block, and the roller is abutted to the sliding block in the moving process of the sliding block.

2. The self-locking mechanism of claim 1, wherein the pressing block is connected to the left end of the sliding block, the cylinder is in transmission connection with the sliding block at the right end of the sliding block, and the top of the sliding block is a gradually rising curved surface structure or a combined structure of a horizontal surface and an upward extending inclined surface from left to right.

3. The self-locking mechanism of claim 1, wherein the top of the base is provided with a first U-shaped slot, the mounting frame is fixedly connected to an opening of the U-shaped slot, and the cylinder is disposed in the first U-shaped slot.

4. The self-locking mechanism of claim 3, wherein the mounting bracket is of an inverted T-shaped structure, the top of the mounting bracket is provided with a second U-shaped clamping groove, the bottom of the mounting bracket corresponding to the left end of the sliding block is provided with a mounting bracket through hole, the sliding block is arranged in the second U-shaped clamping groove in a penetrating manner, the hydraulic buffer is arranged at the bottom of the mounting bracket and can penetrate through the mounting bracket through hole to abut against the sliding block, and the roller is a roller of the cam follower arranged on the groove wall of the second U-shaped clamping groove.

5. The self-locking mechanism of claim 4, wherein a cover plate is further disposed at the notch end of the second U-shaped slot.

6. The self-locking mechanism of claim 1, wherein the sliding block comprises a horizontal arm in the horizontal direction and a vertical part in the vertical direction and fixedly connected to the right end of the horizontal arm, and the sliding block is in transmission connection with the cylinder at the vertical part.

7. The self-locking mechanism of claim 6, wherein the cylinder is fixedly connected to a U-shaped connecting member at an end of a piston rod of the cylinder, the vertical portion is provided with a strip-shaped through hole which is through in the front and back direction in the vertical direction, the strip-shaped through hole is located in a U-shaped opening of the connecting member, and a connecting rod is slidably arranged in the strip-shaped through hole, and two ends of the connecting rod are correspondingly and fixedly connected to a side wall of the U-shaped opening of the connecting member.

8. The self-locking mechanism of claim 1, wherein the pressing block and the hydraulic buffer are disposed on the same side, and the distance between the pressing block and the base is greater than the distance between the hydraulic buffer and the base.

9. The self-locking mechanism of claim 1, wherein the bottom surface of the pressing block is a planar structure.

10. The self-locking mechanism of claim 1, wherein the end of the hydraulic buffer abutting against the sliding block is in a truncated cone-shaped structure.