CN217370203U

CN217370203U - Circuit board pin bending machine

Info

Publication number: CN217370203U
Application number: CN202220713469.XU
Authority: CN
Inventors: 曾建兴; 谢剑辉
Original assignee: Foshan Shunde Jingxing Instrument Equipment Co ltd
Current assignee: Foshan Shunde Jingxing Instrument Equipment Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-09-06
Anticipated expiration: 2032-03-29

Abstract

The utility model discloses a circuit board pin bending machine, including the frame, be provided with in the frame: the top surface of the positioning jig is provided with a positioning groove, at least one side of the positioning jig is provided with an avoidance channel, and the bottom surface of the positioning groove is provided with a processing channel; the pressing mechanism comprises a lifting driving piece and a pressing die, the lifting driving piece is connected to the rack and is in driving connection with the pressing die, and the lifting driving piece can drive the pressing die to be close to or far away from the positioning jig; the curved foot mechanism, it includes linear drive spare and curved foot spare, and linear drive spare is connected in the frame, and the curved foot spare is connected in the drive of linear drive spare, and curved foot spare stretches into in dodging the passageway, and linear drive spare can drive curved foot spare along the length extending direction activity of dodging the passageway, and curved foot spare just has the curved foot end that stretches into in the processing passageway on the position of processing passageway, the utility model discloses utilize machinery to bend the pin of circuit board, greatly improved work efficiency to machining stability has been improved.

Description

Circuit board pin bending machine

Technical Field

The utility model relates to a machining equipment especially relates to a circuit board pin bending machine.

Background

After the electrical components are installed on the circuit board, pins of the electrical components need to be bent, so that the electrical components are fastened on the circuit board, the traditional bending mode is manual bending, workers load the electrical components into the circuit board one by one, and each time the electrical components are loaded into the circuit board, the circuit board needs to be turned over, the pins of the electrical components need to be bent, so that repeated operation is conducted, the whole process is complex, and the assembly efficiency is difficult to improve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circuit board pin bending machine to solve one or more technical problem that exist among the prior art, provide a profitable selection or create the condition at least.

The utility model provides a solution of its technical problem is:

the utility model provides a circuit board pin bending machine, includes the frame, be provided with in the frame: the top surface of the positioning jig is provided with a positioning groove, at least one side of the positioning jig is provided with an avoidance channel, the avoidance channel extends to the lower part of the positioning groove along the horizontal direction, and the bottom surface of the positioning groove is provided with a processing channel mutually communicated with the avoidance channel; the pressing mechanism comprises a lifting driving piece and a pressing die, the lifting driving piece is connected to the rack and is connected to the pressing die in a driving mode, the pressing die is located above the positioning jig, and the lifting driving piece can drive the pressing die to be close to or far away from the positioning jig; the curved foot mechanism comprises a linear driving part and a curved foot part, the linear driving part is connected to the rack, the linear driving part is in driving connection with the curved foot part, the curved foot part stretches into the avoidance channel, the linear driving part can drive the curved foot part to be along the avoidance channel, the length extending direction of the avoidance channel moves, and the curved foot part is right opposite to the curved foot end stretching into the processing channel.

The technical scheme at least has the following beneficial effects: the circuit board of treating the dog-ear is put into positioning groove, utilize positioning groove to fix a position the circuit board, the pin of treating the dog-ear is then just right to processing passageway, when needing to carry out the dog-ear operation, the lift driving piece drives the moulding-die and descends, push down the location to the circuit board, then linear driving piece drives dog-ear spare and dodges the passageway internalization, make the dog-ear terminal exert external force to the pin of circuit board, thereby buckle the pin, after the completion of buckling, the lift driving piece drives the moulding-die and rises, can take out the circuit board of accomplishing the bending, so repeatedly operable, utilize machinery to bend the pin of circuit board, greatly improved work efficiency, and the processing stability has been improved.

As a further improvement of the above technical scheme, the avoidance channels are respectively arranged on two adjacent side surfaces of the positioning jig, the bent foot members in the two bent foot mechanisms respectively extend into the two avoidance channels, an avoidance through groove is arranged on the bottom side of one bent foot member, and the other bent foot member penetrates through the avoidance through groove. Two curved foot spare can move about simultaneously, has avoided the activity interference between two curved foot spares through dodging logical groove for two curved foot spares can be followed two orientations and applied external force to the pin, make and make the pin bend to different directions, thereby rationally arrange the position of buckling of pin better.

As a further improvement of the above technical scheme, the front side surface, the rear side surface and the right side surface of the positioning jig are provided with the avoidance channel, the avoidance channel located on the front side surface of the positioning jig and the avoidance channel located on the rear side surface of the positioning jig are mutually staggered, the avoidance channels are respectively provided with the bent foot pieces, and the bent foot pieces located on the right side pass through the avoidance through grooves located in the bent foot pieces located on the front side and the avoidance through grooves located in the bent foot pieces located on the rear side. The outer force in the front and back direction can be exerted to different pins by the bent pin pieces located on the front side and the back side simultaneously, so that the different pins are bent forwards or backwards simultaneously, the bent pin pieces located on the right side can also act simultaneously, and the bent pin pieces pass through the avoiding through grooves located on the bent pin pieces on the last two sides, so that interference is avoided, and reasonable arrangement of bent pin positions is further improved.

As a further improvement of the above technical solution, the pressing die includes a lifting plate, a left limit support, a right limit support and a pressing plate, the lifting plate is connected to the lifting driving member, the left limit support and the right limit support are arranged at the bottom side of the lifting plate at intervals along the left-right direction, the bottom of the left limit support is bent rightwards and forms a left limit groove with the lifting plate, the bottom of the right limit support is bent leftwards and forms a right limit groove with the lifting plate, the left side and the right side of the pressing plate are respectively inserted into the left limit groove and the right limit groove, a fastening member is connected between the lifting plate and the pressing plate, and the bottom side of the pressing plate is connected with a pressing block and a pressing rod. The pressing plate can be quickly positioned on the bottom side of the lifting plate through the left limiting support and the right limiting support, the pressing plate and the lifting plate are further fastened and connected through the fasteners, when different circuit boards are processed, the pressing plate can be disassembled and replaced, the lifting driving piece presses the pressing plate through the lifting plate, the pressing block presses electrical elements on the circuit board, the pressing rod presses the printed circuit board, and therefore the whole circuit board is pressed and positioned.

As a further improvement of the technical scheme, the lifting plate is provided with a waist-shaped slot hole, the fastener comprises a connecting bolt, and the connecting bolt penetrates through the waist-shaped slot hole and is connected to the pressing plate in a matching manner. The pressing plate can move along the length extending direction of the waist-shaped slotted hole, so that the position of the pressing plate is adjusted, and the circuit board is aligned better.

As a further improvement of the above technical solution, the pressing rod includes a rod body connected to the bottom side of the pressing plate and an elastic pressing column connected to the bottom end of the rod body, and the outer diameter of the elastic pressing column is gradually reduced from top to bottom. The rod body can reduce the height of the elastic compression column, the elastic compression column is used for contacting the printed circuit board, a buffering effect can be provided, the outer diameter of the elastic compression column is gradually reduced from top to bottom, and the elastic compression column can better cross an electric appliance element and then is abutted against the printed circuit board.

As a further improvement of the above technical solution, a bottom plate is detachably connected to the top side of the frame, and the positioning jig and the linear driving member are both connected to the top side of the bottom plate. Whole curved foot mechanism dress is on the bottom plate, when the different circuit boards of needs processing, directly tears the bottom plate out from the frame, can change different curved foot mechanisms and use in order to carry out the adaptation.

As a further improvement of the technical scheme, the lifting driving piece is a lifting cylinder. Namely, the lifting cylinder is used for providing driving force for moving up and down.

As a further improvement of the technical scheme, the linear driving piece is a translation cylinder. I.e. a translational cylinder is used to provide the driving force for movement in the horizontal direction.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.

Fig. 1 is an overall perspective view of the present invention;

FIG. 2 is a perspective view of the positioning jig of the present invention;

FIG. 3 is a perspective view of the pressing plate of the present invention;

fig. 4 is a perspective view of the leg bending mechanism of the present invention.

In the drawings: 100-positioning jig, 110-positioning groove, 120-avoiding channel, 130-processing channel, 210-lifting driving piece, 221-lifting plate, 222-left limiting support, 223-right limiting support, 224-pressing plate, 225-pressing block, 226-rod body, 227-elastic pressing column, 300-bending mechanism, 310-linear driving piece, 320-bending piece, 321-bending end, 322-avoiding through groove, 400-frame and 410-bottom plate.

Detailed Description

The conception, specific structure, and technical effects of the present invention will be clearly and completely described in conjunction with the embodiments and the accompanying drawings, so that the objects, features, and effects of the present invention can be fully understood. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection relations mentioned herein do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection accessories according to the specific implementation situation. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.

Referring to fig. 1 and 2, a circuit board pin bending machine includes a frame 400, where the frame 400 is provided with: the positioning fixture 100 is provided with a positioning groove 110 on the top surface, at least one side of the positioning fixture 100 is provided with an avoidance channel 120, the avoidance channel 120 extends to the lower part of the positioning groove 110 along the horizontal direction, and the bottom surface of the positioning groove 110 is provided with a processing channel 130 communicated with the avoidance channel 120; the pressing mechanism comprises a lifting driving part 210 and a pressing die, the lifting driving part 210 is connected to the rack 400, the lifting driving part 210 is connected to the pressing die in a driving manner, the pressing die is located above the positioning jig 100, and the lifting driving part 210 can drive the pressing die to be close to or far away from the positioning jig 100; the curved foot mechanism 300 comprises a linear driving member 310 and a curved foot member 320, the linear driving member 310 is connected to the frame 400, the linear driving member 310 is in driving connection with the curved foot member 320, the curved foot member 320 extends into the avoidance channel 120, the linear driving member 310 can drive the curved foot member 320 to move along the direction of the extension of the length of the avoidance channel 120, and the curved foot member 320 is right opposite to the curved foot end 321 extending into the processing channel 130 on the position of the processing channel 130.

Therefore, the circuit board to be bent is placed into the positioning groove 110, the circuit board is positioned by the positioning groove 110, the pin to be bent is right opposite to the processing channel 130, when the pin bending operation is required, the lifting driving part 210 drives the pressing die to descend to press and position the circuit board, then the linear driving part 310 drives the pin bending part 320 to move in the avoidance channel 120, so that the pin bending end 321 applies external force to the pin of the circuit board, the pin is bent, after the bending operation is completed, the lifting driving part 210 drives the pressing die to rise, and the circuit board after the bending operation can be taken out.

In the above embodiment, one foot bending mechanism 300 may be provided, and all the pins on the circuit board are directly bent in a single direction, in this embodiment, the avoidance channels 120 are provided on both adjacent side surfaces of the positioning fixture 100, the foot bending members 320 in the two foot bending mechanisms 300 respectively extend into the two avoidance channels 120, an avoidance through groove 322 is provided on the bottom side of one foot bending member 320, and the other foot bending member 320 passes through the avoidance through groove 322. Two curved foot pieces 320 can move about simultaneously, have avoided the activity between two curved foot pieces 320 to interfere through dodging logical groove 322 for two curved foot pieces 320 can be followed two directions and applied external force to the pin, make and make the pin bend to different directions, thereby rationally arrange the position of buckling to the pin better.

As shown in fig. 4, in this embodiment, the front side, the rear side, and the right side of the positioning fixture 100 are provided with the avoidance channels 120, the avoidance channels 120 located on the front side of the positioning fixture 100 and the avoidance channels 120 located on the rear side of the positioning fixture 100 are staggered with each other, the three avoidance channels 120 are respectively inserted into the foot bending pieces 320, and the foot bending piece 320 located on the right side passes through the avoidance through groove 322 located in the foot bending piece 320 located on the front side and the avoidance through groove 322 located in the foot bending piece 320 located on the rear side. The pin bending pieces 320 on the front side and the rear side can apply external force on the front direction and the rear direction to different pins simultaneously, so that the different pins are bent forwards or backwards simultaneously, the pin bending pieces 320 on the right side can act simultaneously and penetrate through the avoiding through grooves 322 of the pin bending pieces 320 on the last two sides, interference is avoided, and reasonable arrangement of the pin bending positions is further improved.

When bending the pins of different circuit boards, the press dies need to be adapted to different press dies, in this embodiment, the press dies include a lifting plate 221, a left limit support 222, a right limit support 223, and a press plate 224, the lifting plate 221 is connected to the lifting driving member 210, the left limit support 222 and the right limit support 223 are arranged at the bottom side of the lifting plate 221 at intervals in the left-right direction, the bottom of the left limit support 222 is bent rightward and forms a left limit groove with the lifting plate 221, the bottom of the right limit support 223 is bent leftward and forms a right limit groove with the lifting plate 221, the left side and the right side of the press plate 224 are respectively inserted into the left limit groove and the right limit groove, a fastening member is connected between the lifting plate 221 and the press plate 224, and the bottom side of the press plate 224 is connected with a press block 225 and a press rod. The pressing plate 224 can be quickly positioned at the bottom side of the lifting plate 221 through the left limiting support 222 and the right limiting support 223, the pressing plate 224 and the lifting plate 221 are further fastened and connected through fasteners, when different circuit boards are processed, the pressing plate 224 can be disassembled, assembled and replaced, the lifting driving piece 210 drives the pressing plate 224 to press down through the lifting plate 221, the pressing block 225 presses electric elements on the circuit boards, the pressing rod presses the printed circuit boards, and therefore the pressing and positioning of the whole circuit boards are achieved.

To further adjust the position of the pressing plate 224, in this embodiment, the lifting plate 221 is provided with a waist-shaped slot, and the fastening member includes a connecting bolt, which passes through the waist-shaped slot and is connected to the pressing plate 224 in a fitting manner. The pressing plate 224 can move along the length extension direction of the waist-shaped slot hole, so that the position of the pressing plate 224 can be adjusted to better align the circuit board.

As shown in fig. 3, in some embodiments, the pressing rod includes a rod 226 connected to the bottom side of the pressing plate 224, and an elastic pressing rod 227 connected to the bottom end of the rod 226, wherein the outer diameter of the elastic pressing rod 227 is gradually reduced from top to bottom. The rod 226 can reduce the height of the elastic pressing column 227, and the elastic pressing column 227 can provide a buffer effect when contacting the printed circuit board, and the outer diameter of the elastic pressing column 227 is gradually reduced from top to bottom, so as to better pass over the electrical device and then press against the printed circuit board.

In order to facilitate replacement of the entire pin bending mechanism 300, in this embodiment, a bottom plate 410 is detachably connected to the top side of the frame 400, and the positioning fixture 100 and the linear driving member 310 are both connected to the top side of the bottom plate 410. The whole pin bending mechanism 300 is mounted on the bottom plate 410, and when different circuit boards need to be processed, the bottom plate 410 is directly detached from the frame 400, so that different pin bending mechanisms 300 can be replaced for adaptation.

In some embodiments, the lifting driving member 210 is a lifting cylinder, i.e., a driving force for moving up and down is provided by the lifting cylinder. The linear driving member 310 provides a driving force for the translation cylinder, i.e., the translation cylinder is used to provide a horizontal movement. In practical applications, the lifting driving unit 210 and the linear driving unit 310 may also be driven by an electric screw rod, a hydraulic cylinder, or the like.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.

Claims

1. The utility model provides a circuit board pin bending machine which characterized in that: including frame (400), be provided with on frame (400):

the positioning fixture comprises a positioning fixture (100), wherein a positioning groove (110) is formed in the top surface of the positioning fixture (100), an avoidance channel (120) is formed in at least one side of the positioning fixture (100), the avoidance channel (120) extends to the position below the positioning groove (110) along the horizontal direction, and a machining channel (130) communicated with the avoidance channel (120) is formed in the bottom surface of the positioning groove (110);

the pressing mechanism comprises a lifting driving piece (210) and a pressing die, the lifting driving piece (210) is connected to the rack (400), the lifting driving piece (210) is connected to the pressing die in a driving mode, the pressing die is located above the positioning jig (100), and the lifting driving piece (210) can drive the pressing die to be close to or far away from the positioning jig (100);

curved foot mechanism (300), it includes linear drive spare (310) and curved foot spare (320), linear drive spare (310) connect in on frame (400), linear drive spare (310) drive is connected curved foot spare (320), curved foot spare (320) stretch into dodge in passageway (120), linear drive spare (310) can drive curved foot spare (320) are followed dodge the length extending direction activity of passageway (120), curved foot spare (320) are just right it stretches into to have on the position of process passageway (130) curved foot end (321) in process passageway (130).

2. The circuit board pin bending machine according to claim 1, wherein: the two adjacent side surfaces of the positioning jig (100) are provided with the avoidance channels (120), the bent foot pieces (320) in the two bent foot mechanisms (300) respectively extend into the two avoidance channels (120), the bottom side of one bent foot piece (320) is provided with an avoidance through groove (322), and the other bent foot piece (320) penetrates through the avoidance through groove (322).

3. The circuit board pin bending machine according to claim 2, wherein: the leading flank, the trailing flank and the right flank of positioning jig (100) all are provided with dodge passageway (120), are located positioning jig (100) leading flank dodge passageway (120) with be located positioning jig (100) trailing flank dodge passageway (120) and misplace each other, three it has stretched into respectively in passageway (120) to dodge curved foot spare (320), be located the right side curved foot spare (320) pass be located the front side curved foot spare (320) in dodge logical groove (322) with be located the rear side curved foot spare (320) in dodge logical groove (322).

4. The circuit board pin bending machine according to claim 1, wherein: the pressing die comprises a lifting plate (221), a left limiting support (222), a right limiting support (223) and a pressing plate (224), the lifting plate (221) is connected to the lifting driving piece (210), the left limiting support (222) and the right limiting support (223) are arranged on the bottom side of the lifting plate (221) at intervals in the left-right direction, the bottom of the left limiting support (222) is bent rightwards and forms a left limiting groove with the lifting plate (221), the bottom of the right limiting support (223) is bent leftwards and forms a right limiting groove with the lifting plate (221), the left side and the right side of the pressing plate (224) are respectively inserted into the left limiting groove and the right limiting groove, a fastening piece is connected between the lifting plate (221) and the pressing plate (224), and the bottom side of the pressing plate (224) is connected with a pressing block (225) and a pressing rod.

5. The circuit board pin bending machine according to claim 4, wherein: the lifting plate (221) is provided with a waist-shaped slotted hole, the fastener comprises a connecting bolt, and the connecting bolt penetrates through the waist-shaped slotted hole and is connected to the pressing plate (224) in a matching mode.

6. The circuit board pin bending machine according to claim 4, wherein: the compression bar comprises a bar body (226) connected to the bottom side of the pressure plate (224) and an elastic compression column (227) connected to the bottom end of the bar body (226), and the outer diameter of the elastic compression column (227) is gradually reduced from top to bottom.

7. The circuit board pin bending machine according to claim 1, wherein: the top side of the frame (400) is detachably connected with a bottom plate (410), and the positioning jig (100) and the linear driving piece (310) are both connected to the top side of the bottom plate (410).

8. The circuit board pin bending machine according to claim 1, wherein: the lifting driving piece (210) is a lifting cylinder.

9. The circuit board pin bending machine according to claim 1, wherein: the linear drive (310) is a translation cylinder.