CN212665387U

CN212665387U - Screw locking device

Info

Publication number: CN212665387U
Application number: CN202020708111.9U
Authority: CN
Inventors: 任思寿; 陈建
Original assignee: Hongfujin Precision Electronics Zhengzhou Co Ltd
Current assignee: Hongfujin Precision Electronics Zhengzhou Co Ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-03-09
Anticipated expiration: 2030-04-30

Abstract

A screw locking device comprises a shell component and a mounting component arranged in the shell component, the mounting component is used for mounting a product, the screw locking device also comprises a pressure maintaining component and a fool-proof component, the pressure maintaining component comprises a pressure maintaining plate and an ejector rod component fixed on one side of the pressure maintaining plate, the pressure maintaining plate is arranged on the shell component in a sliding manner, the fool-proof component comprises a guide component, a cover plate and a lifting oblique block which are connected on the guide component, the guide component is arranged at one side of the mounting component in a sliding way, the lifting inclined block is provided with an inclined plane, the push rod component is abutted against the inclined surface, when the pressure maintaining plate moves towards the mounting component, the push rod component synchronously slides on the inclined surface, so as to drive the guide assembly to move towards the mounting assembly, and further drive the cover plate to move towards the mounting assembly synchronously. The screw locking device can effectively prevent the product from being damaged in the locking process.

Description

Screw locking device

Technical Field

The application relates to the technical field of processing, especially, relate to a screw lock attaches device.

Background

During the process of processing and assembling the product, the locking of the screw is usually involved. In the locking process, part of operators are easy to have two nonstandard operation conditions for omitting actions and saving time: firstly, the cover plate is not manually turned or the product is directly placed by the product top cover plate; and secondly, the product is not maintained and is adsorbed only by vacuum. This can present two disadvantages: firstly, the cover plate is not turned over, and the screw locking position of the product is not protected, so that the manual screwdriver head is easy to stab the product; or the product is directly used for supporting the cover plate, so that the product is easily scratched; secondly, the product is not maintained, which easily causes the phenomenon that the screw is not in the center of the screw hole, and the phenomena of deviation and light leakage occur.

SUMMERY OF THE UTILITY MODEL

Accordingly, there is a need for a screw locking device that effectively prevents damage to the product.

In one embodiment of the present application, a screw locking device is provided, which includes a housing assembly and a mounting assembly installed in the housing assembly, the mounting component is used for mounting a product, the screw locking device also comprises a pressure maintaining component and a fool-proof component, the pressure maintaining component comprises a pressure maintaining plate and an ejector rod component fixed on one side of the pressure maintaining plate, the pressure maintaining plate is arranged on the shell component in a sliding manner, the fool-proof component comprises a guide component, a cover plate and a lifting oblique block which are connected on the guide component, the guide component is arranged at one side of the mounting component in a sliding way, the lifting inclined block is provided with an inclined plane, the push rod component is abutted against the inclined surface, when the pressure maintaining plate moves towards the mounting component, the push rod component synchronously slides on the inclined surface, so as to drive the guide assembly to move towards the mounting assembly, and further drive the cover plate to move towards the mounting assembly synchronously.

In some embodiments of the present application, the pressure maintaining assembly further includes a driving assembly, the driving assembly includes a slide rail, a slider and a connecting plate, the slide rail is installed on the housing assembly, the slider is slidably disposed on the slide rail, one end of the connecting plate is fixed to the slider, and the other end of the connecting plate is fixed to the pressure maintaining plate.

In some embodiments of the present application, the drive assembly further comprises a cylinder connected to the connecting plate by a floating joint.

In some embodiments of this application, the ejector pin subassembly includes ejector pin and pressure head, the ejector pin is fixed in on the connecting plate, the pressure head is fixed in the ejector pin, the pressure head is equipped with ball bearing, ball bearing support hold in lift sloping block.

In some embodiments of this application, the guide assembly includes fixing base, connecting block and deflector, the fixing base install in the installation component deviates from the one side of holding plate, the connecting block slidable mounting in on the fixing base, the fixing base reach be equipped with the spring between the connecting block, the deflector is fixed in connecting block one side and sliding set up in on the casing subassembly.

In some embodiments of the present application, the cover plate is fixed to the connecting block, and the cover plate faces the side edge of the mounting component.

In some embodiments of the present application, a screw guide block is provided on the cover plate, and the screw guide block is right opposite to the screw hole of the product.

In some embodiments of the present application, the lifter shoe is mounted on the guide plate, and an end of the inclined surface near the ball bearing is flush with the ball bearing.

In some embodiments of the present application, the mounting assembly includes a mounting platform and a vacuum assembly, the mounting platform is provided with an adsorption hole, and the vacuum assembly is connected to the adsorption hole to adsorb the product.

In some embodiments of the present application, a side of the pressure retaining plate facing the mounting platform is provided with a cushion pad.

In the screw locking device, the cover plate descends along with the product being pressed by the pressure maintaining plate, so that the product can be effectively prevented from being damaged in the locking process.

Drawings

Fig. 1 is a schematic structural diagram of a screw locking device in an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a housing assembly according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram of a pressure maintaining assembly in an embodiment of the present application.

Fig. 4 is a schematic structural diagram of a fool-proof assembly in an embodiment of the present application.

Fig. 5 is a schematic structural diagram of the top bar assembly and the lifting swash block in an embodiment of the present application.

Fig. 6 is a schematic structural diagram of a guide assembly according to an embodiment of the present application.

Description of the main elements

The following detailed description will further illustrate the present application in conjunction with the above-described figures.

Detailed Description

In order that the above objects, features and advantages of the embodiments of the present application can be more clearly understood, a detailed description of the present application will be given below with reference to the accompanying drawings and detailed description. In addition, the features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth to provide a thorough understanding of embodiments of the application, which are part of the disclosure and not all of the disclosure. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative effort belong to the disclosed scope of the embodiments in the present application.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the embodiments of this application belong. The terminology used in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the embodiments of the present application.

The embodiment of the application provides a screw locking device, which comprises a shell component and a mounting component arranged in the shell component, the mounting component is used for mounting a product, the screw locking device also comprises a pressure maintaining component and a fool-proof component, the pressure maintaining component comprises a pressure maintaining plate and an ejector rod component fixed on one side of the pressure maintaining plate, the pressure maintaining plate is arranged on the shell component in a sliding manner, the fool-proof component comprises a guide component, a cover plate and a lifting oblique block which are connected on the guide component, the guide component is arranged at one side of the mounting component in a sliding way, the lifting inclined block is provided with an inclined plane, the push rod component is abutted against the inclined surface, when the pressure maintaining plate moves towards the mounting component, the push rod component synchronously slides on the inclined surface, so as to drive the guide assembly to move towards the mounting assembly, and further drive the cover plate to move towards the mounting assembly synchronously.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1 and 2, a screw locking device 100 is used to standardize a screw locking operation process of an operator on a product (not shown) and prevent the product from being damaged or the screw from deviating during the screw locking. The screw locking device 100 includes a housing assembly 10, a mounting assembly 20, a pressure maintaining assembly 30, and a fool-proof assembly 40. The mounting assembly 20 is mounted within the housing assembly 10 for mounting the product. The pressure maintaining assembly 30 is slidably disposed in the housing assembly 10 and faces the mounting assembly 20, so that the product to be locked is clamped between the mounting assembly 20 and the pressure maintaining assembly 30 by moving the pressure maintaining assembly 30. The fool-proof component 40 is slidably mounted on the periphery of the mounting component 20, the fool-proof component 40 moves along with the pressure maintaining component 30 to synchronously cover the side edge of the product, so that an operator can conveniently lock the screw on the product through the fool-proof component 40.

Referring to fig. 2, the housing assembly 10 includes a bottom plate 11, a supporting plate 12, a first side plate 13 and a second side plate 14. The first side plate 13 and the second side plate 14 are disposed at two opposite sides of the bottom plate 11, and one end of the first side plate 13 extends outward to mount the pressure maintaining assembly 30. The support plate 12 is mounted between the first side plate 13 and the second side plate 14, and the support plate 12 is flush with the end of the second side plate 14 for mounting the mounting assembly 20. In one embodiment, the planes of the supporting plate 12, the first side plate 13 and the second side plate 14 are parallel to each other.

The housing assembly 10 further includes a plurality of protection plates 15, and the protection plates 15 are respectively installed between the first side plate 13 and the second side plate 14 to protect the internal components. The housing assembly 10 further comprises a protective cover 16, wherein the protective cover 16 is installed between the supporting plate 12 and the first side plate 13 to prevent the product from being scratched.

Referring to fig. 2, the mounting assembly 20 includes a mounting platform 21 and a vacuum assembly 22, two ends of the mounting platform 21 are respectively fixed to the supporting plate 12 and the second side plate 14, and a clamping portion 211 is disposed on a surface of the mounting platform 21 away from the supporting plate 12 for clamping the product to be locked. The mounting platform 21 is provided with suction holes (not shown) to which the vacuum assembly 22 is connected to suck the product onto the mounting platform 21.

The vacuum assembly 22 includes a vacuum chuck (not shown) installed in the suction hole to suck the product onto the installation platform 21, and a vacuum tube 222 and a barometer 223 connected to the vacuum chuck. The portion of the vacuum tube 222 passing through the housing assembly 10 is provided with a manual valve 224 for controlling the opening or closing of the vacuum tube 222. The barometer 223 is mounted to the housing assembly 10 to facilitate observation of the air pressure by an operator.

Referring to fig. 3 and 4, the pressure maintaining assembly 30 includes a driving assembly 31 and a pressure maintaining plate 32. The driving assembly 31 is slidably mounted on the first side plate 13, and one end of the pressure maintaining plate 32 is fixed on the driving assembly 31 and faces the mounting platform 21, so that the driving assembly 31 drives the pressure maintaining plate 32 to clamp the product to be locked between the mounting platform 21 and the pressure maintaining plate 32.

Specifically, the driving assembly 31 includes a slide rail 311, a slider 312, a connecting plate 313 and a cylinder 314. The slide rail 311 is installed on a surface of the first side plate 13 close to the installation platform 21, and in an embodiment, the slide rail 311 is disposed along a length direction of the first side plate 13. The sliding block 312 is slidably disposed on the sliding rail 311. One end of the connecting plate 313 is fixed on the sliding block 312, and the other end is fixed on the pressure maintaining plate 32, so that the pressure maintaining plate 32 is opposite to the mounting platform 21. The air cylinder 314 is installed at one side of the installation platform 21, and a transmission shaft of the air cylinder 314 is connected to the connection plate 313 through a floating joint 3141 so as to drive the pressure-maintaining plate 32 to move along the slide rail 311, thereby clamping the product between the installation platform 21 and the pressure-maintaining plate 32. In one embodiment, the cylinder 314 is fixed to the base plate 11 by a cylinder mount 3142.

A buffer 321 is disposed on a surface of the pressure maintaining plate 32 facing the mounting platform 21 to prevent the pressure maintaining plate 32 from scratching the product when clamping the product. The buffer pad 321 is made of a flexible material such as silicone or rubber, and in one embodiment, the buffer pad 321 is made of a silicone material.

Referring to fig. 4, the pressure maintaining assembly 30 further includes a push rod assembly 33, wherein the push rod assembly 33 is mounted on the driving assembly 31 and abuts against the fool-proof assembly 40, so as to drive the fool-proof assembly 40 to cover the side edge of the product when the pressure maintaining plate 32 approaches the mounting platform 21. The push rod assembly 33 comprises a push rod 331 and a press head 332, the push rod 331 is fixed on the connecting plate 313, and the press head 332 is fixed at one end of the push rod 331, which is far away from the connecting plate 313, and extends towards the bottom plate 11. The end of the pressure head 332 is provided with a ball bearing 333, and the ball bearing 333 is supported against the fool-proof component 40 so as to form rolling friction with the fool-proof component 40 and reduce the running resistance of the driving component 31. In one embodiment, the top bar 331 is axially parallel to the plane of the bottom plate 11.

Referring to fig. 4 and 5, the fool-proof assembly 40 includes a guiding assembly 41, and a cover plate 42 and a lifting block 43 fixed on the guiding assembly 41. The guide assembly 41 is slidably disposed on one side of the mounting platform 21, and the push rod assembly 33 abuts against the lifting inclined block 43, so as to drive the cover plate 42 to synchronously cover the side edge of the mounting platform 21 when the pressure maintaining plate 32 moves towards the mounting platform 21.

In one embodiment, the guiding assembly 41 includes a fixing base 411, a connecting block 412 and a guiding plate 413. The fixing seat 411 is installed on a surface of the installation platform 21 departing from the pressure maintaining plate 32, and the connecting block 412 is slidably installed on a side of the fixing seat 411 away from the bottom plate 11 through a connecting rod (not numbered). A spring 416 is arranged between the fixed seat 411 and the connecting block 412, and the spring 416 is sleeved on the connecting rod. One end of the spring 416 abuts against the fixing seat 411, and the other end abuts against the connecting block 412, so that the connecting block 412 is reset after being forced to approach the fixing seat 411. The cover plate 42 is fixed on one side of the connecting block 412 facing the mounting platform 21, and the cover plate 42 is opposite to one side of the mounting platform 21 far away from the bottom plate 11, so that the cover plate 42 covers the side edge of the product. Be equipped with screw guide block 421 on the apron 42, screw guide block 421 is just right the screw hole of product is in order to apron 42 cover in the lock attaches the screw when product side to make the screw not deviate from the normal.

A limiting bolt 415 is arranged on the fixing seat 411, one end of the limiting bolt 415 faces the connecting block 412, so that the moving distance of the connecting block 412 on the connecting rod is adjusted by adjusting the length of the limiting bolt 415, and then the gap between the cover plate 42 and the product fixed on the mounting platform 21 is adjusted. In one embodiment, the number of the limit bolts 415 is 1.

Referring to fig. 4 and fig. 6, the guide plate 413 is installed on a side of the connecting block 412 close to the supporting plate 12, and the guide plate 413 is further slidably disposed on the supporting plate 12. Specifically, a sliding groove 121 is formed in the support plate 12, a sliding portion 4131 is formed on one surface of the guide plate 413 facing the support plate 12, and a sliding rail of the sliding portion 4131 slides in the sliding groove 121 to drive the guide plate 413 to slide along the sliding groove 121. In one embodiment, the sliding direction of the sliding groove 121 is parallel to the length direction of the connecting rod, so as to support the connecting block 412 and the guide plate 413 to slide synchronously. It is understood that the sliding groove 121 may be a sliding rail. In one embodiment, the sliding slot 121 is fixed to the support plate 12 by a fastener, and in other embodiments, the sliding slot 121 is welded or integrally formed to the support plate 12.

The guide assembly 41 further includes a limit stop 414, wherein one end of the limit stop 414 is fixedly connected to the guide plate 413, and the other end of the limit stop 414 passes through the limit hole 122 of the support plate 12, so that the guide plate 413 is limited to slide in the limit hole 122, and the spring 416 is further limited in its bounce height. In one embodiment, the length direction of the limiting hole 122 is parallel to the length direction of the connecting rod.

The inclined lifting block 43 is mounted on a surface of the guide plate 413 which is far away from the support plate 12, the inclined lifting block 43 is provided with an inclined surface 431, and one end of the inclined surface 431 extends from the surface of the inclined lifting block 43 which is far away from the bottom plate 11 to the direction of the bottom plate 11. One end of the inclined surface 431 near the bottom plate 11 is flush with the ball bearing 333. In one embodiment, the inclined surface 431 is formed at an angle of 30 ° with respect to the plane of the bottom plate 11 to ensure the moving distance of the cover plate 42. The ball bearing 333 is supported against the inclined surface 431, and the inclined surface 431 is used for synchronously driving the lifting inclined block 43 to move towards the bottom plate 11 when the pressure maintaining plate 32 is close to the mounting platform 21, so as to drive the cover plate 42 to synchronously cover the side edge of the product.

The screw locking device 100 further includes a control component (not shown), which includes a vacuum switch (not numbered) and a pressure maintaining switch (not numbered) installed on the housing component 10, wherein the vacuum switch is used for controlling the opening or closing of the vacuum component 22, and the pressure maintaining switch is used for controlling the opening or closing of the pressure maintaining component 30. In one embodiment, the control component is a PLC controller.

When the screw locking device 100 is used, the method comprises the following steps:

step 1, an operator presses the product on the mounting platform 21, a switch of the vacuum component 22 is turned on, and the vacuum component 22 generates vacuum and adsorbs the product through the adsorption hole;

step 2, starting the air cylinder 314, wherein the air cylinder 314 drives the pressure-maintaining plate 32 to move along the slide rail 311, and the product is clamped between the mounting platform 21 and the pressure-maintaining plate 32. Meanwhile, the ball bearing 333 is abutted against the inclined surface 431, and the inclined surface 431 is used for synchronously driving the lifting inclined block 43 to move towards the bottom plate 11 when the pressure maintaining plate 32 is close to the mounting platform 21, so as to drive the cover plate 42 to synchronously cover the side edge of the product;

step 3, an operator locks a screw on the side of the product through the screw guide block 421;

and 4, step 4: after the screws are locked, the air cylinder 314 is started, and the air cylinder 314 drives the pressure maintaining plate 32 to be far away from the mounting platform 21. Meanwhile, the ball bearing 333 is gradually far away from the lifting inclined block 43, and the connecting block 412 is reset under the action of the spring 416 so as to drive the cover plate 42 to be far away from the side edge of the product, close the switch of the vacuum assembly 22 and take out the product locked with the screw.

In the screw locking device 100, the cover plate 42 is lowered while the pressure maintaining plate 32 compresses the product. If not the pressurize the product, apron 42 is in all the time and keeps away from mounting platform 21, with the product forms very big distance, makes the unable lock of operating personnel attach the screw, and above-mentioned screw lock attaches device 100 both has saved the manual upset of operating personnel the action of apron 42, saves time again, can effectively standardize operating personnel's screw lock and attach the operation, so that the product can compress tightly and avoid the screw not off normal, can protect again the product is not stabbed and is hindered and the scratch when attaching the screw.

Although the embodiments of the present application have been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the embodiments of the present application.

Claims

1. The utility model provides a screw lock attaches device, includes housing assembly and installs in the installation component of housing assembly, the installation component is used for installing the product, its characterized in that: the screw locking device further comprises a pressure maintaining component and a fool-proof component, the pressure maintaining component comprises a pressure maintaining plate and a push rod component fixed on one side of the pressure maintaining plate, the pressure maintaining plate is arranged on the shell component in a sliding mode, the fool-proof component comprises a guide component and a cover plate and a lifting inclined block connected to the guide component, the guide component is arranged on one side of the installation component in a sliding mode, the lifting inclined block is provided with an inclined plane, the push rod component abuts against the inclined plane, the pressure maintaining plate moves towards the installation component, the push rod component synchronously slides on the inclined plane to drive the guide component to move towards the installation component, and then the cover plate is driven to move towards the installation component synchronously.

2. The screw-attaching device according to claim 1, wherein: the pressure maintaining assembly further comprises a driving assembly, the driving assembly comprises a sliding rail, a sliding block and a connecting plate, the sliding rail is installed on the shell assembly, the sliding block is arranged on the sliding rail in a sliding mode, one end of the connecting plate is fixed to the sliding block, and the other end of the connecting plate is fixed to the pressure maintaining plate.

3. The screw-attaching device according to claim 2, wherein: the driving assembly further comprises an air cylinder, and the air cylinder is connected to the connecting plate through a floating connector.

4. The screw-attaching device according to claim 3, wherein: the push rod assembly comprises a push rod and a pressure head, the push rod is fixed on the connecting plate, the pressure head is fixed on the push rod, the pressure head is provided with a ball bearing, and the ball bearing abuts against the lifting inclined block.

5. The screw-attaching device according to claim 4, wherein: the guide assembly comprises a fixed seat, a connecting block and a guide plate, the fixed seat is installed on one side, deviating from the pressure maintaining plate, of the installation assembly, the connecting block is slidably installed on the fixed seat, a spring is arranged between the fixed seat and the connecting block, and the guide plate is fixed on one side of the connecting block and slidably arranged on the shell assembly.

6. The screw-attaching device according to claim 5, wherein: the cover plate is fixed on the connecting block and is right opposite to the side edge of the mounting component.

7. The screw-attaching device according to claim 6, wherein: the cover plate is provided with a screw guide block, and the screw guide block is right opposite to a screw hole of the product.

8. The screw-attaching device according to claim 5, wherein: the lifting inclined block is installed on the guide plate, and one end, close to the ball bearing, of the inclined plane is flush with the ball bearing.

9. The screw-attaching device according to claim 1, wherein: the mounting assembly comprises a mounting platform and a vacuum assembly, the mounting platform is provided with an adsorption hole, and the vacuum assembly is connected to the adsorption hole and used for adsorbing the product.

10. The screw-attaching device according to claim 9, wherein: and a cushion pad is arranged on one surface of the pressure maintaining plate, which faces the mounting platform.