CN217263172U

CN217263172U - PCB plate gripper

Info

Publication number: CN217263172U
Application number: CN202221032554.6U
Authority: CN
Inventors: 张贻杰; 李思晨
Original assignee: Shanghai Aokewei Intelligent Equipment Co ltd; Shanghai Kelai Shengluo Automation Equipment Co ltd; SHANGHAI KELAI ELECTROMECHANICAL AUTOMATION ENGINEERING CO LTD
Current assignee: Shanghai Aokewei Intelligent Equipment Co ltd; Shanghai Kelai Shengluo Automation Equipment Co ltd; SHANGHAI KELAI ELECTROMECHANICAL AUTOMATION ENGINEERING CO LTD
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-08-23
Anticipated expiration: 2032-04-29

Abstract

The utility model belongs to the technical field of the circuit board, a PCB board tongs is disclosed. This PCB board tongs includes: the installation plate, a plurality of pole, a plurality of first drive assembly and the second drive assembly of grabbing. The plurality of grabbing rods are movably connected to the mounting plate, and the top ends of the grabbing rods extend out of the mounting plate and are used for abutting against the PCB; a plurality of first drive assembly all set up on the mounting panel, and every is grabbed the pole and all corresponds a first drive assembly, and first drive assembly is used for driving and grabs the pole and go up and down. The second drive assembly sets up on the mounting panel, and the second drive assembly is in order to drive a plurality of poles of grabbing to rotate with a plurality of pole sliding connection of grabbing respectively with a plurality of poles of grabbing. This PCB board tongs can realize carrying out quick material loading that snatchs to the PCB board under the condition that does not change clearance between PCB board and the casing to in the mass production of installing of PCB board, can effectual improvement installation production efficiency, can also guarantee the stability of product simultaneously.

Description

PCB plate gripper

Technical Field

The utility model relates to a technical field of circuit board especially relates to a PCB board tongs.

Background

A PCB (Printed Circuit Board) is an electronic component, and is mainly used for electrical connection between various components, such as an electronic watch, communication electronics, and a control module of an automobile.

In the prior art, the installation of the PCB is one of the links of the production and installation of the electronic device, which includes clamping, pushing, fixing and the like of the PCB, so as to install the PCB in the housing. The clamping of the PCB needs to reserve a certain space before the PCB is lifted, and also needs to form a certain gap between the PCB and the shell, so that the corresponding process can be completed.

However, a large number of electronic devices are often integrated on the PCB to save the layout space as much as possible, especially for an electronic control module of an automobile, the reserved position on the PCB for grabbing is small, and the gap between the PCB and the housing is very limited, so that the PCB needs to spend a certain time to determine the angle and the position when being clamped, thereby greatly reducing the installation efficiency of the PCB.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PCB board tongs has solved the lower problem of PCB board installation effectiveness.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a PCB board tongs, include: the mounting panel, a plurality of grab bar, a plurality of first drive assembly and second drive assembly. The plurality of grabbing rods are movably connected to the mounting plate, and the top ends of the grabbing rods extend out of the mounting plate and are used for abutting against the PCB; a plurality of first drive assembly all set up on above-mentioned mounting panel, every above-mentioned pole of grabbing all corresponds one above-mentioned first drive assembly, and above-mentioned first drive assembly is used for driving above-mentioned pole of grabbing and goes up and down. The second driving assembly is arranged on the mounting plate and is respectively connected with the grabbing rods in a sliding mode so as to drive the grabbing rods to rotate.

Optionally, the PCB panel gripper further includes: a plurality of link, sliding connection on above-mentioned mounting panel and with a plurality of above-mentioned pole one-to-one of grabbing, the pole is grabbed in the aforesaid and is rotated and connect on above-mentioned link, above-mentioned first drive assembly is used for driving above-mentioned link and goes up and down so that the pole goes up and down are grabbed to the aforesaid.

Through above-mentioned technical scheme, when the pole goes up and down is grabbed to needs, just drive the link through first drive assembly and go up and down for the mounting panel, thereby the link drives and grabs the pole and go up and down to the removal on pole top is grabbed in the realization.

Optionally, the connecting frame is stretched out to the bottom of above-mentioned pole of grabbing, and above-mentioned pole of grabbing and above-mentioned connecting frame sliding connection, and above-mentioned PCB board tongs still includes: the end cover is arranged at the bottom end of the grabbing rod; and one end of the elastic piece is connected with the end cover, and the other end of the elastic piece is connected with the connecting frame.

According to the technical scheme, when the connecting frame is lifted, the grabbing rod is driven to lift through the elastic piece and the end cover, when the grabbing rod is abutted to the PCB, the connecting frame can be stopped from moving, the grabbing rod is pushed to move upwards by the deformation of the elastic part, the top end of the grabbing rod is abutted to the PCB under the action of the elastic force, so that the stress when the top end of the grabbing rod is contacted with the PCB is reduced, and the possibility that the grabbing rod damages the PCB is reduced; meanwhile, the vibration generated when the second driving assembly operates again can be buffered.

Optionally, the PCB board gripper further includes: the guide sleeve is fixed on the mounting plate; and a guide post fixed to the link bracket, the guide post being slidably coupled to the guide sleeve to guide movement of the link bracket relative to the mounting plate.

Through above-mentioned technical scheme, the guide post cooperates with the uide bushing, can inject the slip direction of link, ensures the slip direction of link for the mounting panel.

Optionally, the first driving assembly includes: the first power piece is fixed on the mounting plate; and a push rod connected with the first power member and the connecting frame respectively; the first power part is used for driving the push rod to move so as to drive the connecting frame to lift.

Through above-mentioned technical scheme, when the drive link goes up and down, start first power spare, first power spare drive push rod removes, and the push rod promotes the link and removes to realize the lift of link.

Optionally, the connecting frame is provided with a slide way which is arranged obliquely; the first drive assembly further comprises: the push block is connected in the slide way in a sliding manner and is connected with the push rod.

Through above-mentioned technical scheme, when the push rod removed, the push rod can drive the ejector pad and slide in the slide, and the ejector pad can promote the lateral wall of slide simultaneously to promote the link and go up and down.

Optionally, the second driving assembly includes: the second power piece is fixed on the mounting plate and fixedly connected with the driving plate, and the second power piece is used for driving the driving plate to slide; and a plurality of connecting portions, all set up on above-mentioned driving plate, every above-mentioned connecting portion all with one above-mentioned pole of grabbing is connected, above-mentioned connecting portion are used for driving above-mentioned pole rotation of grabbing when sliding.

Through above-mentioned technical scheme, when the pole rotation is grabbed in needs drive, start the second power spare to the drive driving plate slides, and the driving plate drives connecting portion and slides in step, will drive when connecting portion slide and grab the pole rotation, drives the top of grabbing the pole with this and rotates, with the better PCB board of accepting.

Optionally, a gear is disposed on the grab bar, and the connecting portion is a rack engaged with the gear to drive the grab bar to rotate.

Through above-mentioned technical scheme, when the rack takes place to remove, just can drive gear revolve, thereby the gear drives smoothly and grabs the pole and rotate.

Optionally, the PCB panel gripper further includes: the butt joint block is arranged at the top end of the grabbing rod, the cross section area of the butt joint block is larger than that of the grabbing rod, and the butt joint block is used for butting a PCB.

Through above-mentioned technical scheme, through setting up the butt piece, the area of contact between pole and the PCB board is grabbed in the increase, improves the stability of grabbing the PCB board.

Optionally, the PCB panel gripper further includes: and a guide seat arranged on the mounting plate, wherein the grabbing rod penetrates through the guide seat to guide the grabbing rod to move relative to the mounting plate.

Through above-mentioned technical scheme, the guide holder can restrict the moving direction who grabs the pole, reduces and grabs the pole and take place the possibility of skew in lift in-process.

The utility model has the advantages that:

when snatching the PCB board, can be according to the position of reserving on the PCB board, control first drive assembly and the operation of second drive assembly, grab the pole with the drive and go up and down and rotate, make the top butt of grabbing the pole at the downside of PCB board, just so can accomplish the snatching of PCB board fast, the top of grabbing the pole can not occupy the too many space of PCB board in addition, recycle and grab the pole and transport the PCB board, and install the PCB board in the casing, also need not change the clearance between PCB board and the casing like this, connection stability between PCB board and the casing has been ensured. With this can realize under the condition that does not change clearance between PCB board and the casing, carry out quick material loading that snatchs to the PCB board, in the mass production of installing of PCB board, can effectual improvement installation production efficiency, can also guarantee the stability of product simultaneously.

Drawings

Fig. 1 is an isometric view of a PCB containing a PCB panel with a PCB panel grip according to some embodiments of the present invention.

Fig. 2 is an isometric view of a PCB panel grip in some embodiments of the present invention.

Fig. 3 is an isometric view of a gripping bar and a first drive assembly of a PCB board gripper in accordance with some embodiments of the present invention.

Fig. 4 is a cross-sectional view of the gripping bar and the connecting frame of the PCB panel gripper according to some embodiments of the present invention.

Fig. 5 is a rear view of a PCB panel grip in some embodiments of the present invention.

Fig. 6 is a partial cross-sectional view of a PCB panel grip according to some embodiments of the present invention.

In the figure:

100. mounting a plate; 101. a base plate; 110. a PCB board; 200. a grab bar; 210. a butting block; 220. a gear; 300. a first drive assembly; 310. a first power member; 320. a push rod; 330. a push block; 400. a second drive assembly; 410. a drive plate; 420. a second power member; 430. a connecting portion; 500. a connecting frame; 510. a transverse plate; 520. a longitudinal plate; 521. a slideway; 600. a guide post; 700. a guide seat; 800. an end cap; 900. an elastic member.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. 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.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

With the rapid development of new energy vehicles in society, the demand of the corresponding power electronic control module is also increased correspondingly, and each electronic element in the control module is integrated on a Printed Circuit Board (PCB), so that the installation of the PCB is an important link in the production of the control module.

When the PCB is mounted, the PCB needs to be clamped, pushed and fixed, so that the PCB and the housing are fixed together. However, because the space in the housing is limited, a large number of electronic devices are integrated on the PCB, which results in a small space remaining on the PCB and a gap between the PCB and the housing is not too large to prevent an insecure installation. Therefore, the clamping of the PCB is finished by only the manipulator, the clamping position and angle need to be considered, the gap between the PCB and the shell also needs to be considered, the installation of the PCB is difficult, and the installation efficiency is influenced.

The utility model provides a pair of PCB board tongs drives respectively through setting up two sets of drive assembly and grabs the pole and go up and down and rotate to in grab the pole can the butt at the downside of PCB, transport the PCB board again to the installation of casing in order to accomplish the PCB board. Grab the pole and not only shared space reduces on the PCB board, be convenient for dodge the various electronic components who sets up, can also not need to change the clearance between PCB board and the casing, can transport the PCB board to the casing in. Therefore, the difficulty of the PCB in the installation process is effectively reduced, the installation of a large number of PCBs can be completed quickly, and the installation efficiency is improved. Meanwhile, the operation of the two groups of driving assemblies can be controlled by arranging the controller, so that the integral automation degree is improved, and the installation efficiency of the PCB is further improved.

Fig. 1 is an isometric view of a PCB containing a PCB panel with a PCB panel grip according to some embodiments of the present invention. Fig. 2 is an isometric view of a PCB panel grip in some embodiments of the present invention. Referring to fig. 1 and 2, the PCB panel gripper includes: a mounting plate 100, a plurality of grab bars 200, a plurality of first drive assemblies 300, and a second drive assembly 400. The grabbing bar 200 extends along the vertical direction and is movably connected with the mounting plate 100, the top of the grabbing bar penetrates through the mounting plate 100, the grabbing bars 200 are distributed along the circumferential direction of the mounting plate 100, and the top of the grabbing bar 200 is used for abutting against the lower side of the PCB 110. A plurality of first drive assemblies 300 and second drive assemblies 400 are disposed on the mounting plate 100 and are each movably connected to the grab bar 200. The plurality of first driving assemblies 300 correspond to the plurality of grabbing bars 200 one by one, the first driving assemblies 300 are used for driving the grabbing bars 200 to ascend and descend, and the second driving assemblies 400 are used for driving the grabbing bars 200 to rotate simultaneously.

Specifically, the mounting plate 100 may have a square cross-section, a space for placing the PCB 110 is formed above a top wall thereof, a bottom wall thereof is fixed on the bottom plate 101, and the bottom plate 101 may be fixed on the rack. Four gripping bars 200 may be provided, four gripping bars 200 being located at the four corners of the mounting plate 100, respectively. The cross-section of the grab bar 200 may be circular to reduce the likelihood of the tip damaging the PCB 110. It should be understood that the shapes and relative positions of the mounting plate 100 and the grab bar 200 may be designed according to actual mounting scenarios, and the present invention is not limited thereto.

The first driving component 300 is correspondingly disposed on the side of the mounting plate 100, for example, a mounting block is fixedly disposed on the side wall of the mounting plate 100, and the first driving component 300 can be directly fixed on the top wall of the mounting block. The second driving assembly 400 partially extends into the bottom wall of the mounting plate 100 and is connected with the grab bar 200 below the mounting plate 100, so that the second driving assembly 400 can drive the grab bar 200 to rotate by acting below the mounting plate 100 without occupying the space above the mounting plate 100.

Fig. 3 is an isometric view of the grab bar and first drive assembly of the PCB panel gripper in some embodiments of the present invention. Referring to fig. 3, the PCB panel grip further includes an abutment block 210. The abutment block 210 is provided at the top end of the grab bar 200, and the cross-sectional area of the abutment block 210 is larger than that of the grab bar 200, and the abutment block 210 is used to abut against the lower side of the PCB board 110.

Specifically, the abutment block 210 may be integrally formed with the grab bar 200, or may be fixed to the top end of the grab bar 200. The abutting block 210 may include a shaped circular truncated cone, the bottom wall of which is fixedly connected to the top wall of the grabbing bar 200. It should be understood that the specific shape of the abutting block 210 may be designed according to the shape of the actual PCB board 110, for example, the special-shaped circular truncated cone may be a waist-shaped elliptical circular truncated cone or an eccentric circular truncated cone, and the present invention does not specifically limit the cross-sectional shape of the abutting block 210. Through setting up butt joint piece 210, can effectively increase the area of contact of grabbing pole 200 and PCB board 110 downside to stability when snatching PCB board 110 is improved.

Referring to fig. 2 and 3, the PCB panel grip further includes a plurality of coupling frames 500, a plurality of guide posts 600, a plurality of guide sleeves 610, and a plurality of guide seats 700. A plurality of attachment brackets 500 are each positioned below mounting plate 100 and slidably coupled to mounting plate 100. The first driving assembly 300 is connected with the connecting frame 500, so as to drive the connecting frame 500 to ascend and descend to realize the ascending and descending of the grab bar 200.

Each connecting frame 500 is provided with a guide post 600, which may be bolted, welded or bonded. The guide sleeves 610 are fixedly disposed on the mounting plate 100, one guide column 600 corresponds to one guide sleeve 610, the guide column 600 extends upward and extends into the guide sleeve 610 on the mounting plate 100, and the guide column 600 is slidably connected with the guide sleeve 610 to limit the moving direction of the transverse plate 510 relative to the mounting plate 100.

The guide base 700 is fixedly connected to the mounting plate 100, and the fixing manner may be a bolt connection or a snap connection. Each guide seat 700 corresponds to one of the connection frames 500, and the bottom end of the grab bar 200 penetrates the guide seat 700 and is rotatably connected with the guide seat 700 to limit the moving direction of the grab bar 200 relative to the mounting plate 100.

Specifically, the connecting frame 500 may include a transverse plate 510 and a longitudinal plate 520 that are integrally formed. The lateral plate 510 may be disposed in a horizontal plane and the longitudinal plate 520 may be disposed in a vertical plane. The guide holder 700 is located above the top wall of the horizontal plate 510, and the guide holder 700 has a connecting flange thereon, which may be fixed on the mounting plate 100 by bolts. A through hole for the grabbing rod 200 to pass through is formed in the guide seat 700, and the bottom end of the grabbing rod 200 passes through the through hole.

The vertical plate 520 is located between the guide column 600 and the grab bar 200, the vertical plate 520 is connected to the first driving assembly 300, a through hole for the vertical plate 520 to move up and down is further formed in the mounting plate 100, the top wall of the vertical plate 520 extends out of the through hole, and the first driving assembly 300 is connected to the upper portion of the vertical plate 520. It should be understood that, the longitudinal plate 520, the transverse plate 510, the guide seat 700, the guide post 600 and the guide sleeve 610 are all arranged to better drive the grabbing bar 200 to ascend and descend relative to the mounting plate 100, so the relative position relationship between the five and the specific shape thereof can be designed according to the actual mounting plate 100 and grabbing bar 200, and the present invention is not limited in any way.

When the grabbing bar 200 needs to be lifted, the vertical plate 520 is driven to be lifted by the first driving assembly 300, the horizontal plate 510 can be lifted along with the lifting of the vertical plate 520, so that the guide column 600 is driven to be lifted, the guide column 600 and the guide sleeve 610 slide relatively, and the moving direction of the horizontal plate 510 is limited. The guide seat 700 can limit the moving direction of the grabbing bar 200, so that the grabbing bar 200 can be lifted along with the lifting of the transverse plate 510, and the lifting of the grabbing bar 200 can be realized.

Fig. 4 is a cross-sectional view of the gripping bar and the connecting frame of the PCB panel gripper according to some embodiments of the present invention. Referring to fig. 4, the PCB panel grip further includes an end cap 800 and an elastic member 900. The end cap 800 is disposed at the bottom end of the gripping bar 200, one end of the elastic member 900 is connected to the end cap 800, and the other end of the elastic member 900 is connected to the transverse plate 510 to limit the moving direction of the gripping bar 200 with respect to the transverse plate 510.

Specifically, the bottom end of the grabbing rod 200 extends out of the transverse plate 510, the end cover 800 is fixed on the end face of the bottom end of the grabbing rod 200, and the fixing mode can be integrated, splicing or welding and the like. The cross-sectional area of the end cap 800 is larger than the cross-sectional area of the grabbing bar 200, the cross-sectional area of the end cap 800 may be circular, the elastic member 900 may be a spring, the spring may be sleeved on the grabbing bar 200, one end of the spring is fixedly connected to the top wall of the end cap 800, and the other end of the spring may be rotatably connected to the bottom wall of the transverse plate 510. It should be understood that the elastic member 900 may be other types of structures, such as an elastic rod, etc., and the present invention is not limited to the specific type of the elastic member 900.

Through setting up end cover 800 and elastic component 900, when link 500 goes up and down, drive end cover 800 through pulling elastic component 900 and remove to the pole 200 lift is grabbed in the drive, and elastic component 900 can produce corresponding elastic deformation this moment, thereby when grabbing the top of pole 200 and attaching closely with PCB board 110, the stress that PCB board 110 mainly received is the elastic force that comes from elastic component 900, and it is far less than and is grabbed the pole 200 by link 500 direct drive and remove and the stress that produces. Therefore, when the PCB 110 is attached to the top wall of the abutment block 210, no large stress deformation is generated, thereby effectively reducing the possibility that the PCB 110 is damaged in the grabbing process. Meanwhile, the elastic member 900 can also reduce the vibration amplitude generated by the connection frame 500 during the lifting process, so as to reduce the possibility of the PCB 110 shifting during the grabbing process.

Referring to fig. 3 and 4, in some embodiments of the present invention, the first driving assembly 300 includes a first power member 310, a push rod 320, and a push block 330. The side of the vertical plate 520 is provided with a slide rail 521, and the slide rail 521 is obliquely arranged. The push block 330 is slidably connected in the slide 521. One end of the push rod 320 is connected with the push block 330, the other end of the push rod 320 is connected with the first power member 310, and the first power member 310 is fixed on the mounting plate 100 in a clamping or bolt connection manner.

Specifically, the first power member 310 may be an air cylinder or an electric cylinder, and the telescopic portion may be telescopic along the horizontal direction, the push rod 320 is fixedly connected with the telescopic portion of the first power member 310, and the push rod 320 extends along the horizontal direction. The first power member 310 may also be a motor, and at this time, a screw is disposed on an output shaft of the motor through a coupler, and the screw is in threaded connection with the push rod 320, so that the push rod 320 can also move. The specific type of the first power member 310 may rotate according to the actual size of the mounting portion, which is not limited in the present invention.

The angle between the extending direction of the sliding track 521 and the moving direction of the push rod 320 may be an acute angle, such as 30 degrees or 60 degrees. The section of the push block 330 is circular, and the peripheral wall of the push block is attached to the side surface of the slide rail 521. The pushing block 330 may be rotatably connected to the pushing rod 320, so that the pushing block 330 rotates in the sliding channel 521, and the friction between the sliding channel 521 and the pushing block 330 is reduced.

When the connecting frame 500 needs to be driven to lift, the first power part 310 is started, and the first power part 310 drives the push rod 320 to be close to or far away from the longitudinal plate 520 so as to pull the push block 330 to slide in the slideway 521, and the push block 330 pushes the side wall of the slideway 521 while sliding, so that the longitudinal plate 520 is smoothly driven to lift, and the lifting of the connecting frame 500 is also realized.

Fig. 5 is a rear view of a PCB panel grip in some embodiments of the present invention. Fig. 6 is a partial cross-sectional view of a PCB panel grip according to some embodiments of the present invention. Referring to fig. 5 and 6, the second driving assembly 400 includes a driving plate 410, a second power member 420, and a plurality of connection parts 430. The driving plate 410 is slidably connected to the bottom wall of the mounting plate 100, the second power member 420 is disposed on the side surface of the mounting plate 100, and the output end thereof is fixedly connected to the driving plate 410. The plurality of connecting portions 430 are all disposed on the driving plate 410 in a bolt connection or a snap connection. Each connecting portion 430 corresponds to one rotating rod, and the connecting portion 430 is connected with the grab bar 200 to drive the grab bar 200 to rotate.

Specifically, a corresponding sliding notch may be formed in the bottom wall of the mounting plate 100, the driving plate 410 is slidably connected in the sliding notch, and the grabbing bar 200 is disposed through the sliding notch. The second power member 420 may be an electric cylinder or an air cylinder, and a telescopic portion thereof is connected to the driving plate 410 to drive the driving plate 410 to slide. It should be understood that the second power member 420 may be a motor, and the sliding of the driving plate 410 may be realized by the screw thread of the screw. The driving plate 410 may have a square cross-section, and the connecting portion 430 is disposed on a side of the driving plate 410 adjacent to the corresponding grab bar 200. The connecting portion 430 may be a rack, a gear 220 engaged with the connecting portion 430 may be fixedly disposed on the grab bar 200, the gear 220 is connected with the grab bar 200 through a key or a pin, or an engaging groove engaged with the rack may be directly formed on a circumferential wall of the grab bar 200.

When the drive transmission pole rotated, start second power piece 420, second power piece 420 drove driving plate 410 and rotates, and driving plate 410 can drive a plurality of connecting portion 430 synchronous motion, and a plurality of connecting portion 430 just can drive a plurality ofly to grab pole 200 synchronous revolution when removing.

In some embodiments of the present invention, the PCB gripper further comprises a controller. A controller is communicatively coupled to the second drive assembly 400 and the plurality of first drive assemblies 300, respectively, and is configured to control activation and deactivation of the second drive assembly 400 and the plurality of first drive assemblies 300.

Specifically, when the first power part 310 and the second power part 420 both adopt cylinders, the supply positions of the air sources are both provided with electromagnetic valves, the electromagnetic valves are in communication connection with the controller, and the opening and closing of the electromagnetic valves are controlled by the controller. When the first power member 310 and the second power member 420 both employ electric cylinders or motors, the controller can be directly connected to the electric cylinders or motors for communication. The start and stop of the first power member 310 and the second power member 420 are controlled, so that the lifting and rotating actions of the grab bar 200 can be controlled to be performed simultaneously or individually, so as to grab the PCB 110 quickly.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a PCB board tongs which characterized in that, PCB board tongs includes:

a mounting plate (100);

the grabbing rods (200) are movably connected to the mounting plate (100), and the top ends of the grabbing rods (200) extend out of the mounting plate (100) and are used for abutting against the PCB (110);

the first driving assemblies (300) are arranged on the mounting plate (100), each grabbing rod (200) corresponds to one first driving assembly (300), and the first driving assemblies (300) are used for driving the grabbing rods (200) to lift; and

the second driving assembly (400) is arranged on the mounting plate (100), and the second driving assembly (400) is in sliding connection with the plurality of the grabbing rods (200) respectively so as to drive the plurality of the grabbing rods (200) to rotate.

2. The PCB panel grip of claim 1, further comprising:

the grabbing bar comprises a plurality of connecting frames (500), wherein the connecting frames (500) are connected to the mounting plate (100) in a sliding mode and correspond to the grabbing bars (200) in a one-to-one mode, the grabbing bars (200) are connected to the connecting frames (500) in a rotating mode, and the first driving assembly (300) is used for driving the connecting frames (500) to ascend and descend so that the grabbing bars (200) ascend and descend.

3. The PCB panel grip as claimed in claim 2, wherein a bottom end of the gripping bar (200) protrudes out of the link frame (500), and the gripping bar (200) is slidably coupled with the link frame (500), the PCB panel grip further comprising:

an end cap (800) disposed on a bottom end of the grab bar (200); and

and one end of the elastic piece (900) is connected with the end cover (800), and the other end of the elastic piece is connected with the connecting frame (500).

4. The PCB panel grip of claim 2, further comprising:

the guide sleeve (610) is fixed on the mounting plate (100);

and the guide post (600) is fixed on the connecting frame (500), and the guide post (600) is in sliding connection with the guide sleeve (610) so as to guide the movement of the connecting frame (500) relative to the mounting plate (100).

5. The PCB board gripper according to claim 2, wherein the first drive assembly (300) includes:

a first power member (310) fixed to the mounting plate (100); and

a push rod (320) connected to the first power member (310) and the connection frame (500), respectively;

the first power part (310) is used for driving the push rod (320) to move so as to drive the connecting frame (500) to lift.

6. The PCB gripper of claim 5, wherein the connecting frame (500) has obliquely arranged runners (521); the first drive assembly (300) further comprises:

the push block (330), the push block (330) is connected in the slide way (521) in a sliding manner, and the push block (330) is connected with the push rod (320).

7. The PCB panel grip of claim 1, wherein the second drive assembly (400) includes:

a drive plate (410) slidably connected to the mounting plate (100);

the second power piece (420) is fixed on the mounting plate (100) and fixedly connected with the transmission plate (410), and the second power piece (420) is used for driving the transmission plate (410) to slide; and

the connecting parts (430) are arranged on the transmission plate (410), each connecting part (430) is connected with one grabbing rod (200), and the connecting parts (430) are used for driving the grabbing rods (200) to rotate when sliding.

8. The PCB gripper of claim 7, wherein the gripping bar (200) is provided with a gear (220), and the connecting portion (430) is a rack engaged with the gear (220) to drive the gripping bar (200) to rotate.

9. The PCB panel grip of any one of claims 1-7, further comprising:

the abutting block (210) is arranged at the top end of the grabbing rod (200) and the cross section area of the abutting block is larger than that of the grabbing rod (200), and the abutting block (210) is used for abutting against the PCB (110).

10. The PCB panel grip of any one of claims 1-7, further comprising:

a guide seat (700) disposed on the mounting plate (100), the grab bar (200) being disposed through the guide seat (700) to guide movement of the grab bar (200) relative to the mounting plate (100).