CN217727813U

CN217727813U - Automatic scissor mounting device

Info

Publication number: CN217727813U
Application number: CN202221682351.1U
Authority: CN
Inventors: 刘春华
Original assignee: Chongqing Taimei Automation Technology Co ltd
Current assignee: Chongqing Taimei Automation Technology Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-11-04
Anticipated expiration: 2032-06-30

Abstract

The utility model relates to the field of automatic assembly of scissor legs, in particular to an automatic scissor leg mounting device, which comprises a bracket, wherein the bracket is horizontally and slidably connected with a mounting rack, the mounting rack is fixedly connected with a fixed rod, the upper part of the fixed rod is horizontally and slidably connected with a plurality of negative pressure mechanisms for adsorbing and fixing the scissor legs, and the top of each negative pressure mechanism is fixed with a guide column; a first driving mechanism for driving the mounting rack to slide is fixed on the bracket; the bracket is connected with a guide plate between the mounting frame and the fixed rod in a sliding manner, the sliding direction of the guide plate is vertical to the central shaft of the guide post, the guide plate is provided with a plurality of sliding holes which are in sliding fit with the guide post, and the plurality of sliding holes are radially distributed on the guide plate; and the bracket is also fixedly provided with a second driving mechanism for driving the guide plate to slide. The utility model provides an automatic installation device of scissors foot to solve single material loading of scissors foot and cause the technical problem that the installation effectiveness is low.

Description

Automatic scissor foot mounting device

Technical Field

The utility model relates to an automatic equipment field of scissors foot, in particular to automatic installation device of scissors foot.

Background

The scissor-foot keyboard uses the scissor-foot key switch as the name suggests. Has a scissor-shaped structure, and two groups of plastic wiping arms are arranged below each key. The working principle of the scissor is similar to the operation of scissors, the key stroke of the scissor keyboard is much shorter than that of a common rubber dome keyboard, and due to the fact that the key tops of the keys are arranged in a crossed mode and are short in stroke, the heights of the key caps of the keys are low, the keys are mostly used for a notebook computer, the keys of the keyboard are quite silent, the touch force is a little larger than that of the common film keyboard, and the hand feeling is better.

At present, a feeding and assembling method of scissor legs adopts manual work or simple mechanization, and Chinese patent CN215046490U discloses a keyboard scissor leg feeding mechanism which is used for pushing the keyboard scissor legs and comprises a vibration seat, a cover plate, and a material distributing assembly and a pushing assembly which are arranged on the same side surface of the vibration seat; a T-shaped groove is formed in the vibration seat; the cover plate covers the T-shaped groove and is arranged at the top of the vibration seat. The utility model discloses a move or back on the back the body motion in opposite directions between the first briquetting of clamping jaw cylinder control that divides the material subassembly to set up and the second briquetting, realized single output on keyboard scissors foot follow silo.

According to the scheme, mechanical feeding can be realized, single one-by-one feeding can be realized, the number of the scissor foot mounting stations of the keyboard is large, and the problems of low working efficiency and long mounting time exist in the process of mounting the feeding one by one.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automatic installation device of scissors foot to solve the single material loading of scissors foot and cause the technical problem that the installation effectiveness is low.

In order to solve the technical problem, the present application provides the following technical solutions:

an automatic scissor foot mounting device comprises a support, wherein the support is horizontally and slidably connected with a mounting frame, the mounting frame is fixedly connected with a fixed rod, a plurality of negative pressure mechanisms for adsorbing and fixing scissor feet are horizontally and slidably connected onto the fixed rod, and a guide column is fixed at the top of each negative pressure mechanism; a first driving mechanism for driving the mounting rack to slide is fixed on the bracket;

the bracket is connected with a guide plate between the mounting frame and the fixed rod in a sliding manner, the sliding direction of the guide plate is vertical to the central axis of the guide column, the guide plate is provided with a plurality of sliding holes in sliding fit with the guide column, and the plurality of sliding holes are radially distributed on the guide plate; and a second driving mechanism for driving the guide plate to slide is also fixed on the bracket.

The basic scheme principle and the beneficial effects are as follows: this technical scheme utilizes the support to realize bearing effect to overall structure's support. And the mounting frame can freely move in the horizontal direction by utilizing the sliding connection relation between the mounting frame and the bracket. So as to realize the technical effect of batch conveying and mounting of the scissor feet.

This technical scheme utilizes a plurality of negative pressure mechanism to realize adsorbing fixed technological effect to a plurality of scissors feet simultaneously, and negative pressure mechanism utilizes the slip of mounting bracket relative support, and then reaches the technological effect who draws the transfer to a plurality of scissors feet simultaneously.

This technical scheme utilizes second actuating mechanism to realize the horizontal drive removal effect to the deflector. The guide post at the top of the negative pressure mechanism is connected in the sliding hole of the guide plate in a sliding manner, and the sliding hole is radial. Therefore, with the horizontal sliding of the guide plate, the negative pressure mechanism also horizontally and transversely moves on the fixed rod under the guiding action of the sliding hole. When the guide plate moves to enable the guide post to move to the closing direction of the sliding hole, the distance between the adjacent negative pressure mechanisms is shortest. When the guide plate moves to enable the guide posts to move to the radial direction of the sliding holes, the distance between the adjacent negative pressure mechanisms is the largest. And finally, the technical effect of freely controlling and adjusting the distance between the adjacent negative pressure mechanisms is achieved.

When the scissors feet are installed, the negative pressure mechanisms can adsorb, extract and fix a plurality of closely arranged scissors feet at the same time, and the scissors feet are dispersed to be capable of carrying out spacing with the same spacing of the keyboard workpiece to be installed on a station by utilizing the sliding of the guide plate, so that the process of installing one row of scissors feet transversely on the keyboard is finally completed.

Compare and carry out the material loading in prior art a pair of single scissors foot one by one, this technical scheme can adsorb the transport material loading to a plurality of scissors feet simultaneously, has greatly improved installation conveying efficiency, has shortened the installation time of scissors foot, has effectively improved the output of installation product in unit interval.

Compared with the prior art, the technical scheme can freely adjust the adjacent distance of the scissor legs, and the scissor legs which are closely arranged in the feeding process can be directly diffused to form the adaptive distance matched with the keyboard workpiece. The synchronous installation of the scissors feet arranged on the same side of the keyboard is realized, and the installation efficiency of the scissors feet is effectively improved.

Further, fixedly connected with first guided way on the support, mounting bracket sliding connection in first guided way.

Has the advantages that: this technical scheme is through addding first guided way to realize the guide effect between support and the mounting bracket, ensure that the mounting bracket can stabilize directional slip relatively the support.

Further, the first driving mechanism comprises a first lead screw, the first lead screw is rotationally connected to the support, the first lead screw is axially parallel to the first guide rail, and a first servo motor for driving the first lead screw to rotate is further fixed on the support; the first lead screw is provided with a first ball seat in sliding fit, and the first ball seat is fixedly connected to the mounting frame.

Has the advantages that: this technical scheme drives through utilizing first servo motor, and the first lead screw of drive carries out circumferential direction. And the first ball seat is driven to horizontally and linearly move in the rotating process of the first lead screw. Because the mounting bracket and the fixed connection of first ball seat, and then finally realize utilizing first servo motor to realize the ascending mobility control of mounting bracket horizontal direction.

Furthermore, a second guide rail is horizontally fixed at the bottom of the mounting frame, and the guide plate is connected to the second guide rail in a sliding manner.

Has the advantages that: this technical scheme is through addding the second guided way to realize the guide effect between deflector and the mounting bracket, ensure that the deflector can stabilize directional slip relatively the support.

Further, the second driving mechanism comprises a second lead screw, the second lead screw is fixedly connected to the mounting frame, the second lead screw is axially parallel to the second guide rail, and a second servo motor for driving the second lead screw to rotate is fixed on the mounting frame; and a second ball seat is arranged on the second lead screw in a sliding fit mode and fixedly connected with the guide plate.

Has the beneficial effects that: this technical scheme drives through utilizing second servo motor, drives the second lead screw and carries out circumferential direction. And the second ball seat is driven to horizontally and linearly move in the rotating process of the second lead screw. Due to the fixed connection of the guide plate and the second ball seat, the horizontal movement of the guide plate is controlled by the second servo motor.

Further, the mounting bracket includes first baffle and second baffle, first baffle top fixedly connected with telescopic machanism, first telescopic cylinder freely stretches out and draws back along vertical direction, telescopic machanism's flexible end fixed connection the second baffle.

Has the beneficial effects that: this technical scheme is through addding the second baffle that can reciprocate to the staff freely adjusts the high position of mounting bracket, effectively improves the flexibility of device.

Further, the telescopic mechanism is a first telescopic cylinder.

Has the beneficial effects that: this technical scheme is through adopting first telescoping cylinder in order to realize the technological effect that telescopic machanism freely stretches out and draws back.

Furthermore, two parallel baffles are vertically fixed at the bottom of the second baffle, and the fixed rod is fixedly connected between the two baffles.

Drawings

FIG. 1 is a schematic structural diagram of a first embodiment of an automated scissor assembly apparatus according to the present invention;

FIG. 2 is a schematic structural diagram of a mount mechanism according to an embodiment of the invention;

FIG. 3 is a schematic bottom view of the structure of FIG. 2;

fig. 4 is a schematic structural view of the negative pressure device and the guide post.

Detailed Description

The following is further detailed by way of specific embodiments:

the reference numbers in the drawings attached hereto include: the device comprises a support 1, a first guide rail 2, a mounting rack 3, a first mounting plate 301, a second mounting plate 302, a first ball seat 4, a first lead screw 5, a first servo motor 6, a first telescopic cylinder 7, a sliding seat 8, a sliding rod 9, a baffle 10, a fixed rod 11, a negative pressure device 12, a guide column 13, a second guide rail 14, a guide plate 15, a sliding hole 16, a bearing seat 17, a second lead screw 18, a second ball seat 19 and a second servo motor 20.

Example one

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the utility model provides an automatic installation device of scissors foot, including support 1, two first guided ways 2 that are parallel to each other of 1 bolt fixed connection of support. Two first guided way 2 go up horizontal sliding connection and have a mounting bracket 3.

A first driving mechanism is further arranged between the mounting frame 3 and the support 1. The first driving mechanism comprises a first ball seat 4, a first servo motor 6 and a first lead screw 5. First ball seat 4 bolt fixed connection is at the top of

mounting bracket

3, and 6 bolt fixed connection of first servo motor are at the top of support 1. The first ball seat 4 is also matched with a first lead screw 5 in a sliding way, and the central shaft of the first lead screw 5 is parallel to the horizontal plane. An output shaft of the first servo motor 6 is used for driving the first lead screw 5 to rotate circumferentially.

The mounting bracket 3 includes a first mounting plate 301 and a second mounting plate 302, and the first mounting plate 301 and the second mounting plate 302 are parallel to each other. Bolt fixedly connected with on the first mounting panel 301 freely flexible first telescopic cylinder 7 in the vertical direction, the flexible end of first telescopic cylinder 7 is vertical downwards. The telescopic end of the first telescopic cylinder 7 is fixedly connected to the top end of the second mounting plate 302 through a bolt. The first mounting plate 301 is further respectively fixedly connected with a slide 8 through bolts at the left side and the right side, and through holes are formed in the slide 8 in the vertical direction. The top of the second mounting plate 302 is vertically welded and fixed with a sliding rod 9, and the sliding rod 9 is slidably connected in the through hole of the sliding seat 8. Two parallel baffles 10 are respectively fixed at the left side and the right side of the bottom of the second mounting plate 302 by bolts, and two fixed rods 11 are horizontally fixed between the two baffles 10 by screw threads. Thirteen negative pressure devices 12 with the same structure are horizontally connected to the two fixed rods 11 in a sliding mode, negative pressure ports are formed in the bottom ends of the negative pressure devices 12, and the negative pressure devices 12 are used for adsorbing and fixing the scissor-leg workpieces through the negative pressure ports under the action of negative pressure. A guide post 13 with a cylindrical structure is welded and fixed on the top of each negative pressure device 12.

The bottom end of the second mounting plate 302 is fixedly connected with two second guide rails 14 at the left and right ends through bolts, and the second guide rails 14 are parallel to the first guide rails 2. A guide plate 15 is slidably connected between the two second guide rails 14. Thirteen sliding holes 16 distributed in a radial shape are formed in the surface of the guide plate 15, and each guide column 13 is connected in the corresponding sliding hole 16 in a sliding mode. The top bolt fixedly connected with bearing frame 17 of second mounting panel 302, the last rotation of bearing frame 17 is connected with second lead screw 18, and the axial of second lead screw 18 is on a parallel with the axial of first lead screw 5. The top bolt of the second mounting plate 302 is fixedly connected with a second servo motor 20, and an output shaft of the second servo motor 20 is used for driving the second lead screw 18 to rotate circumferentially. A second ball seat 19 is slidably fitted on the second lead screw 18. The second mounting plate 302 is provided with a through hole for accommodating the second ball seat 19 to slide horizontally, and the bottom end of the second ball seat 19 is fixedly connected to the top end of the guide plate 15 through a bolt.

The specific implementation mode is as follows: firstly, an operator controls the first servo motor 6 to rotate, and the first ball seat 4 is driven by the first servo motor 6 to freely move in the horizontal direction through screw transmission. The first ball seat 4 drives the mounting rack 3 to horizontally move together in the horizontal sliding process. Until the negative pressure device 12 is moved close to the scissor-foot workpiece to be gripped.

Then, the first telescopic cylinder 7 is started to extend downwards, and the second mounting plate 302 is driven by the first telescopic cylinder 7 to move vertically downwards relative to the first mounting plate 301. The second mounting plate 302 moves vertically downward along the slide bar 9 until the negative pressure implement 12 is abutted to the scissors foot work piece. And then the negative pressure device 12 is started to adsorb and fix the scissor-leg workpiece. Subsequently, the first telescopic cylinder 7 is controlled to perform reverse contraction, so that the height position of the negative pressure gauge 12 is raised. Finally, the second servo motor 20 is started to rotate, and the second lead screw 18 is driven to rotate circumferentially under the rotation action of the second servo motor 20. The second screw 18 rotates circumferentially to drive the second ball seat 19 to move horizontally, and the guide plate 15 is driven to move horizontally in the moving process of the second ball seat 19. Because the guide posts 13 at the top of each negative pressure device 12 are respectively and correspondingly connected in the sliding holes 16 of the guide plate 15 in a sliding manner, the technical effect of driving the negative pressure devices 12 to horizontally slide on the fixed rod 11 is finally realized through the matching action of the sliding holes 16 and the guide posts 13 in the moving process of the guide plate 15. When the guide plate 15 moves to move the guide post 13 to the closing direction of the slide hole 16, the distance between the adjacent negative pressure mechanisms is shortest. When the guide plate 15 is moved to move the guide posts 13 to the radial direction of the slide holes 16, the distance between the adjacent negative pressure mechanisms is maximized. When the scissors feet are installed, the negative pressure device 12 can adsorb, extract and fix a plurality of closely arranged scissors feet at the same time, and the closely arranged scissors feet are dispersed to be the same as the distance between the keyboard workpieces and the positions to be installed by utilizing the sliding of the guide plate 15, so that the process of installing the transversely arranged scissors feet on the keyboard is finally completed at one time.

The above are only embodiments of the present invention, the present invention is not limited to the field related to this embodiment, the common general knowledge of the known specific structure and characteristics in the scheme is not described herein too much, and those skilled in the art know the common technical knowledge in the technical field of the present invention before the application date or the priority date, can know all the prior art in this field, and have the capability of applying the conventional experimental means before this date, and those skilled in the art can combine their own capability to perfect and implement the scheme, and some typical known structures or known methods should not become obstacles for those skilled in the art to implement the present application. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The automatic scissor foot mounting device comprises a support and is characterized in that the support is horizontally and slidably connected with a mounting frame, the mounting frame is fixedly connected with a fixed rod, the fixed rod is horizontally and slidably connected with a plurality of negative pressure mechanisms for adsorbing and fixing scissor feet, and a guide column is fixed at the top of each negative pressure mechanism; a first driving mechanism for driving the mounting rack to slide is fixed on the bracket;

the bracket is connected with a guide plate between the mounting frame and the fixed rod in a sliding manner, the sliding direction of the guide plate is perpendicular to the central shaft of the guide post, the guide plate is provided with a plurality of sliding holes which are in sliding fit with the guide post, and the plurality of sliding holes are radially distributed on the guide plate; and the bracket is also fixedly provided with a second driving mechanism for driving the guide plate to slide.

2. The automatic scissor mounting device of claim 1, wherein a first guide rail is fixedly connected to the support, and the mounting bracket is slidably connected to the first guide rail.

3. The automatic mounting device for the scissor legs according to claim 2, wherein the first driving mechanism comprises a first lead screw which is rotatably connected to the bracket, the first lead screw is axially parallel to the first guide rail, and a first servo motor for driving the first lead screw to rotate is further fixed on the bracket; sliding fit has first ball seat on the first lead screw, first ball seat fixed connection in the mounting bracket.

4. The automatic scissor mounting device according to claim 1, wherein a second guide rail is horizontally fixed to the bottom of the mounting frame, and the guide plate is slidably connected to the second guide rail.

5. The automatic scissor mounting device according to claim 4, wherein the second driving mechanism comprises a second lead screw fixedly connected to the mounting frame, the second lead screw is axially parallel to the second guide rail, and a second servo motor for driving the second lead screw to rotate is fixed to the mounting frame; and a second ball seat is arranged on the second lead screw in a sliding fit mode and fixedly connected with the guide plate.

6. The automatic scissors foot mounting device according to claim 1, further comprising a first telescopic cylinder, wherein the mounting frame comprises a first baffle plate and a second baffle plate, a telescopic mechanism is fixedly connected to the top of the first baffle plate, the first telescopic cylinder freely extends and retracts in the vertical direction, and a telescopic end of the telescopic mechanism is fixedly connected to the second baffle plate.

7. The automatic scissor mounting device of claim 6, wherein the telescoping mechanism is a telescoping cylinder.

8. The automatic scissor mounting device as claimed in claim 6, wherein the bottom of the second baffle is vertically fixed with two baffles parallel to each other, and the fixed rod is fixedly connected between the two baffles.