CN202799574U - Chain feeding vertical plug-in machine - Google Patents

Abstract

The utility model belongs to the technical field of vertical electronic component plug-in components machine technique and specifically relates to indicate a vertical plug-in components machine of chain feed, including frame, plug-in components head, install in the action wheel of frame and install in the at least two driven wheels of frame, the frame is installed and is used for driving action wheel pivoted motor, and action wheel and at least two driven wheels pass through the transfer chain and connect, and this transfer chain is installed the chain clip that can centre gripping vertical component, the transfer chain side is provided with station loading attachment, the pusher of unloading and paper tape shearing sword, the frame is equipped with and is used for driving the driving cylinder that the paper tape shearing sword reciprocated; the plug-in head is positioned right above one of the chain clamps of the conveying chain. The utility model discloses a vertical plug-in components machine of chain feed is at the cartridge in-process, and the plug-in components head need not horizontal migration, has simplified the mechanism of plug-in components machine greatly, has reduced the processing and the equipment degree of difficulty, and the maintenance in the actual processing is also more convenient with the maintenance, has improved the cartridge stability of plug-in components machine, and the practicality is strong.

Description

Chain feeding vertical plug-in machine

technical field

The utility model relates to the technical field of vertical electronic component plug-in machines, in particular to a chain-type feeding vertical plug-in machine.

Background technique

With the rapid development of electronic technology, the use of electronic products is becoming more and more extensive. PCB circuit boards are important components of electronic products. Vertical plug-in machines are processing equipment that insert various vertical components into designated positions on PCB circuit boards. . In the processing process of the vertical plug-in machine, the components with vertical components are generally conveyed to the station device for material distribution, and then embedded in the chain clip, and then transported by other devices to the The upper part of the PCB board is positioned, and then the clamping device moves down, and the vertical component is accurately inserted into the preset pin socket of the PCB circuit board, and then the clamping device is reset to facilitate the clamping of new electronic components for the next time Plug-in processing, the inserted electronic components remain on the PCB circuit board, and run together with the PCB circuit board to the next position for welding and reinforcement.

During the insertion process of vertical components, the bulk vertical components are generally installed on the chain clips of the chain clip conveyor by the feeding device. When the chain clip conveyor transports the vertical components to the vicinity of the head mechanism of the plug-in machine, the chain The clip transmission device is suspended, and then the plug-in machine head clip device removes it from the chain clip and inserts it on the PCB circuit board. The plug-in machine head mechanism using this technical solution needs to move in the horizontal direction as a whole to achieve As a result, the structure of the head mechanism of the plug-in machine is very complicated. Not only is it difficult to process and assemble, the performance of the plug-in machine is not stable enough, and it is also extremely inconvenient to overhaul and maintain in actual processing, which greatly increases the investment and cost of plug-in machine equipment. Running costs, the flaws are obvious.

Contents of the invention

The technical problem to be solved by the utility model is to provide a chain feed vertical plug-in machine without horizontal movement of the plug-in head of the plug-in machine. The vertical components are directly transported to the bottom of the plug-in head by the transmission chain, which simplifies the plug-in machine equipment. The mechanism is convenient for inspection and maintenance.

In order to solve the above technical problems, the utility model adopts the following technical scheme: a vertical plug-in machine for chain feeding, including a frame, a plug-in head, a driving wheel mounted on the frame and at least two The driven wheel, the frame is equipped with a motor for driving the driving wheel to rotate, the driving wheel and at least two driven wheels are connected by a transmission chain, and the transmission chain is equipped with a chain clip that can clamp the vertical element, and the transmission chain is next to the The side is equipped with a station feeding device, an unloading push device and a paper tape cutter, and the frame is equipped with a drive cylinder for driving the paper tape cutter to move back and forth; the plug-in head is located directly above one of the chain clips of the conveyor chain .

Wherein, the station feeding device includes a station body arranged on the frame and an active slider installed on the station body, the active slider is provided with an upper push piece and a lower push piece, and the lower push piece is located at the upper push Right below the sheet, there is an interval between the front end of the push-up sheet and the front end of the push-down sheet.

Wherein, the front ends of the push-up pieces are all provided with W-shaped grooves.

Wherein, the discharge pushing device includes a feeding base arranged on the frame, a feeding guide rod installed on the feeding base and a driving mechanism for driving the feeding guide rod to move back and forth, and the front end of the feeding guide rod is equipped with A U-shaped frame, the upper end of the U-shaped frame is equipped with a pushing block, and the lower end of the U-shaped frame is equipped with a feeding slot; the lower end of the U-shaped frame is provided with a hinge pin, and the hinge pin is installed There is a material clamping bracket, and the material clamping bracket is equipped with a material clamping piece, and the material clamping piece abuts against the feeding groove piece.

Wherein, the front end of the feeding base is equipped with a limit support, and the limit support is equipped with two chain limit blocks, and a space for the transmission chain to pass is provided between the two chain limit blocks.

Wherein, the limit support is equipped with a clamping seat, and the clamping seat is equipped with a feeding stopper, the rear end of the feeding stopper is hinged with the clamping seat, and the side wall of the feeding stopper is provided with a side wall. Push slope and upper top slope; the clamping bracket is provided with a dial pin, when the feeding guide rod moves forward, the dial pin abuts against the upper top slope; when the feed guide rod moves backward, the dial pin and the side push slope Abut.

Wherein, the feeding stopper is equipped with a stopper spring, and the two ends of the stopper spring are respectively connected with the front part of the feeding stopper and the material holding seat.

Wherein, the clamping seat is provided with a long hole and a screw, and the screw is screwed to the limiting support after passing through the long hole.

Wherein, the clamping bracket is equipped with a clamping spring, and the two ends of the clamping spring are respectively connected with the clamping bracket and the U-shaped frame.

Wherein, the driving mechanism includes a cylinder seat arranged on the feeding base and a push cylinder installed on the cylinder seat, the piston rod of the push cylinder is connected to the feeding guide rod; the cylinder seat is equipped with a feeding spring, Both ends of the feeding spring are respectively connected with the cylinder base and the feeding guide rod.

The beneficial effect of the utility model is that: the utility model provides a vertical plug-in machine. During the plug-in process, the drive wheel rotates intermittently under the action of the motor, and drives the transmission chain to run intermittently. After the loading device is loaded on the chain clip, the conveyor chain runs; when the chain clip moves to the right below the plug-in head, the conveyor chain pauses, and the unloading push device starts to move, pushing the vertical components to the plug-in head for easy plug-in Plug the vertical components onto the PCB circuit board. In the chain feed vertical plug-in machine of the utility model, the plug-in head does not need to move horizontally during the plug-in process, which greatly simplifies the mechanism of the plug-in machine, reduces the difficulty of processing and assembly, and is more convenient for inspection and maintenance in actual processing. The insertion stability of the plug-in machine is improved, and the practicability is strong.

Description of drawings

Fig. 1 is a three-dimensional structural schematic diagram of the chain feeding vertical plug-in machine of the present invention.

Fig. 2 is a three-dimensional structural schematic diagram of the utility model chain feeding vertical plug-in machine in working state.

Fig. 3 is a three-dimensional structural schematic diagram of the station feeding device of the present invention.

Fig. 4 is an exploded perspective view of the three-dimensional structure of the front part of the station feeding device of the present invention.

Fig. 5 is a three-dimensional structural schematic diagram of a push-up piece and a push-down piece of the utility model.

Fig. 6 is a three-dimensional structural schematic diagram of another push-up piece and a push-down piece of the present utility model.

Fig. 7 is a three-dimensional structural schematic diagram of the unloading and pushing device of the present invention.

Fig. 8 is an exploded schematic view of the three-dimensional structure of the chain clip unloading and pushing device of the present invention.

Fig. 9 is a left view structural diagram of the feeding stopper and the clamping bracket when the feeding guide rod of the present invention moves backward.

Fig. 10 is a left view structural diagram of the feeding stopper and the clamping bracket when the feeding guide rod of the present invention moves forward.

Fig. 11 is a three-dimensional structural schematic view of the unloading and pushing device of the present invention when it performs the unloading and pushing action.

Fig. 12 is a schematic diagram of the three-dimensional structure when the vertical component is pushed to the plug head.

Detailed ways

In order to facilitate the understanding of those skilled in the art, the utility model will be further described below in conjunction with the embodiments and accompanying drawings, and the contents mentioned in the implementation modes are not limitations of the utility model.

As shown in Figures 1 to 12, a chain feeding vertical plug-in machine includes a frame 1, a plug-in head 2, a driving wheel 3 mounted on the frame 1 and at least two The driven wheel 4, the frame 1 is equipped with a motor for driving the driving wheel 3 to rotate, the driving wheel 3 and at least two driven wheels 4 are connected by a transmission chain 5, and the transmission chain 5 is equipped with a chain that can clamp vertical components Clip 7, the side of the conveyor chain 5 is provided with a station feeding device, an unloading push device and a paper tape cutter 6, and the frame 1 is equipped with a driving cylinder for driving the paper tape cutter 6 to move back and forth; the plug-in The head 2 is located directly above one of the chain clips 7 of the conveyor chain 5 .

During the insertion process of the vertical plug-in machine, the drive wheel 3 rotates intermittently under the action of the motor, and drives the transmission chain 5 to run intermittently. When the vertical components are loaded on the chain clamp 7 by the station loading device, the transmission chain 5 running; when the chain clamp 7 moves to the front of the paper tape cutter 6, the paper tape cutter 6 moves forward under the action of the drive cylinder, and cuts off the redundant pins of the vertical electronic components with the paper tape , so that the electronic components are ready for insertion. When the chain clip 7 moves to the right below the plug-in head 2, the conveyor chain 5 pauses, and the unloading and pushing device starts to move, pushing the vertical components to the plug-in head 2. In order to facilitate the plug-in head 2 to insert the vertical component onto the PCB circuit board.

In the chain feed vertical plug-in machine of the utility model, the plug-in head 2 does not need to move horizontally during the plug-in process, which greatly simplifies the mechanism of the plug-in machine, reduces the difficulty of processing and assembly, and is more convenient for inspection and maintenance in actual processing. , improve the plug-in stability of the plug-in machine, and have strong practicability.

Referring to Fig. 4 and Fig. 5, the station feeding device of the present embodiment includes a station body 8 arranged on the frame 1 and an active slider 9 installed on the station body 8, the active slider 9 is provided with The push-up piece 10 and the push-down piece 11, the push-down piece 11 is located directly below the push-up piece 10, and there is an interval between the front end of the push-up piece 10 and the front end of the push-down piece 11. The front ends of the push-up piece 10 and the push-down piece 11 of this embodiment are all provided with a W-shaped groove 12. When the front-ends of the push-up piece 10 and the push-down piece 11 abut against the pins of the LED, the LED's The two pins are respectively embedded in the two notches of the W-shaped groove 12 to further improve the stability of the upper push piece 10 and the lower push piece 11 when transporting the LED. In this embodiment, the distance between the two notches of the W-shaped groove 12 is 3.5 mm, so as to facilitate the insertion processing of vertical components with a lead distance of 3.5 mm.

Certainly, the mechanisms of the front ends of the push-up piece 10 and the push-down piece 11 can also be arranged as the structure shown in FIG. 6 , which can also achieve the above-mentioned technical effect.

See Fig. 7 to Fig. 12, the described unloading pushing device of this embodiment comprises the feeding base 13 that is arranged on frame 1, the feeding guide rod 14 that is installed on feeding base 13 and is used for driving feeding guide rod 14 to move back and forth. Drive mechanism, the front end portion of described feeding guide rod 14 is equipped with U-shaped frame 15, and the upper end portion of this U-shaped frame 15 is equipped with pushing material block 16, and the lower end portion of this U-shaped frame 15 is equipped with feeding groove sheet 17; the lower end of the U-shaped frame 15 is provided with a hinge pin 18, and the hinge pin 18 is equipped with a clamping bracket 19, and the clamping bracket 19 is equipped with a clamping piece 20, and the clamping piece 20 is connected to the described Feed slot piece 17 abuts.

During the plug-in processing, the chain clip 7 moves intermittently under the action of the conveying chain 5, and the feeding guide rod 14 moves backward under the action of the driving mechanism. At this time, the clip bracket 19 rotates forward around the hinge pin 18, and The tablet 20 is separated from the feeding slot 17; the U-shaped frame 15 moves backward synchronously with the feeding guide rod 14, and drives the pushing block 16 and the feeding slot 17 to move backward together. When the chain clip 7 carries the vertical element and stays behind the material clip of the plug-in head 2, the feeding guide rod 14 moves forward under the action of the driving mechanism, and the U-shaped frame 15 moves forward synchronously with the feeding guide rod 14, And drive pusher block 16 and feed groove sheet 17 to move forward together, until described pusher block 16 abuts with the top of vertical element, described feed groove sheet 17 abuts with the pin of vertical element, at this moment , the clamping bracket 19 rotates in reverse around the hinge pin 18, and the clamping piece 20 abuts against the feeding groove piece 17, so as to clamp the vertical component and prevent the vertical component from falling off.

See Fig. 8 and Fig. 11, along with feeding guide bar 14 and U-shaped frame 15 continue to move forward, described pushing block 16 and feeding groove piece 17 push off the vertical element on the chain clip 7 together, and will The vertical element is pushed to the clip of the plug-in head 2; see Figure 12, when the vertical component is pushed to the clip of the plug-in head 2, the clamping bracket 19 rotates forward around the hinge pin 18, and the clamping sheet 20 and The feeding slot 17 is separated, and after the vertical element is clamped by the clip of the plug-in head 2, the feeding guide rod 14 and the U-shaped frame 15 move backward under the action of the driving mechanism, thereby completing the unloading of a vertical element. material pushing action; then, the conveyor chain 5 continues to run until the next chain clamp 7 carrying the vertical element stays behind the material clamp of the plug-in head 2, and the feeding guide rod 14 moves forward again under the action of the drive mechanism, And then repeat the above-mentioned action, in order to carry out unloading and pushing action to new vertical element.

The unloading pushing device described in the utility model is used to push off the vertical elements on the chain clip 7, and push it to the material clip of the plug-in head 2 of the plug-in machine, so that the plug-in head 2 or the clip of the plug-in machine do not need The overall horizontal movement greatly simplifies the complexity of the plug-in head 2 of the plug-in machine, reduces the processing and assembly difficulty of the plug-in machine, and improves the stability of the plug-in machine. It is disassembled for maintenance and overhaul operations, which greatly reduces the investment and operating costs of the plug-in machine equipment, with obvious progress and strong practicability.

The front end of the feeding base 13 in this embodiment is equipped with a limit support 21, and the limit support 21 is equipped with two chain limit blocks 22, and between the two chain limit blocks 22 is a The interval through which the conveyor chain 5 passes. When the chain of the conveyor chain 5 drives the chain clamp 7 to be transported to the discharge pushing device together, the chain passes through the space between the two chain limit blocks 22, so as to prevent the chain from swinging back and forth and affect the push block 16 and The pushing action of the feeding groove sheet 17 improves the stability of the unloading and pushing of the described unloading pushing device and ensures the normal and stable operation of the plug-in machine.

The limit support 21 of this embodiment is equipped with a clamping seat 23, and the clamping seat 23 is equipped with a feeding stopper 24, the rear end of the feeding stopper 24 is hinged with the clamping seat 23, and the feeding The side wall of the stopper 24 is provided with a side pushing inclined surface 25 and an upper inclined surface 26; ; When the feeding guide rod 14 moves backward, the dial pin 27 abuts against the side push slope 25 .

Preferably, the clamping bracket 19 is equipped with a clamping spring 31 , and the two ends of the clamping spring 31 are respectively connected with the clamping bracket 19 and the U-shaped frame 15 .

See Fig. 8 and Fig. 9, when the feeding guide rod 14 moves backward under the action of the driving mechanism, the dial pin 27 of the clamping bracket 19 abuts against the side pushing slope 25, and moves downward along the side pushing slope 25 Sliding at the rear, so that the clamping bracket 19 rotates forwardly around the hinge pin 18, thereby realizing the separation action of the clamping piece 20 and the feeding groove piece 17; At the rear, the pin 27 of the clamping bracket 19 is separated from the side push slope 25, and the clamping bracket 19 rotates reversely around the hinge pin 18 under the action of the clamping spring 31, and the clamping sheet 20 and the vertical At the same time, the feeding guide rod 14 stops moving backward under the action of the driving mechanism, and starts to move forward, and the clamping sheet 20 abuts against the feeding groove sheet 17 to realize the unloading. The clamping action of the material pushing device, and the vertical element is pushed off from the chain clip 7.

See Fig. 8 and Fig. 11, at this moment, the pin 27 of clamping bracket 19 slides along the top slope 26, and pushes up the front part of feeding block 24, and clamping bracket 19 does not rotate temporarily, when said The feeding guide rod 14 continues to move forward under the action of the driving mechanism until the vertical element is clamped on the material clip of the plug-in head 2, and the dial pin 27 of the material clamping bracket 19 slides to abut against the side push slope 25, Subsequently, the front portion of the feeding block 24 swings downward under the action of its own gravity, and pushes the dial pin 27 to move forward, so that the clamping bracket 19 rotates forwardly around the hinge pin 18, and the clamping sheet 20 and the hinge pin 18 rotate forward. The feed slots 17 are separated to prevent the clipping sheet 20 from knocking down the vertical components on the clips of the plug-in head 2 . The on-demand opening and closing of the clamping piece 20 of the utility model is realized through the linkage relationship between the dial pin 27 of the clamping bracket 19 and the feeding block 24, and has the advantages of simple structure, fast response speed, open and close The advantage of accurate timing.

It needs to be added that: the forward or reverse rotation of the clamping bracket 19 around the hinge pin 18 can also be realized by installing a servo motor on the U-shaped frame 15, or setting it on the U-shaped frame 15 The small cylinder drives the dial pin 27 to move back and forth, and also can realize the technical effect of opening and closing the clamping sheet 20 as required.

In addition, the pushing block 16 and the feeding slot 17 can also be made of magnetic materials, so that the pushing block 16 and the feeding slot 17 are magnetically attracted to each other, and then replace the above-mentioned clamping spring 31, which can also achieve the above-mentioned technical effect.

The feeding stopper 24 of the present embodiment is equipped with a stopper spring 28, and the two ends of the stopper spring 28 are respectively connected with the front part of the feeding stopper 24 and the clamping seat 23, when the clamping bracket 19 When the pin 27 slides to abut against the side push slope 25, the stretching action of the stopper spring 28 can speed up the speed at which the front portion of the feed stopper 24 swings downward, and improve the response rate of the feed stopper 24, thereby improving the plug-in function. machine equipment efficiency.

Specifically, as shown in Fig. 8, the clamping seat 23 is provided with a long hole 29 and a screw, and the screw passes through the long hole 29 and is threadedly connected with the limit support 21. After the screw is loosened, the clamping seat After the front and rear proper movement of 23 is carried out, the front and rear position adjustment of the clamping seat 23 can be completed by tightening the screw again. The structure is simple and the practicability is strong.

The drive mechanism of the present embodiment includes a cylinder block 32 arranged on the feeding base 13 and a push cylinder 33 installed on the cylinder block 32, the piston rod of the push cylinder 33 is connected with the feed guide rod 14; Under the control of the push cylinder 33, the piston rod of the push cylinder 33 is extended and retracted to realize the driving function of the driving mechanism. It has the advantages of simple structure, low cost, quick response, and convenient maintenance.

Of course, the driving mechanism can also be a rack and pinion and cooperate with a motor to realize the forward and backward movement of the feeding guide rod 14 , which can also achieve the above technical effects.

Further, the cylinder base 32 is equipped with a feed spring 34, and the two ends of the feed spring 34 are respectively connected with the cylinder base 32 and the feed guide rod 14, if the air supply device breaks down and other accidents cause insufficient air supply At this time, the feeding guide rod 14 moves backward under the action of the feeding spring 34, so that the U-shaped frame 15, the pushing block 16 and the feeding groove are kept at a sufficient distance from the clip of the plug-in head 2, so as to avoid damage caused by the action of the plug-in head 2. Different components collide and damage the equipment, improving the safety of the plug-in machine; in addition, the stretching effect of the feeding spring 34 can speed up the speed of the backward movement of the feeding guide rod 14, and improve the response rate of the feeding guide rod 14, thereby further improving the plug-in machine. machine equipment efficiency.

The above-mentioned embodiment is one of the preferred implementation schemes of the utility model. In addition, the utility model can also be realized in other ways. Any obvious replacement is within the scope of the utility model without departing from the inventive concept of the utility model. within the scope of protection.

Claims (10)

1. Chain feeding vertical plug-in machine, including frame (1), plug-in head (2), driving wheel (3) installed on frame (1) and at least two A driven wheel (4), the frame (1) is equipped with a motor for driving the driving wheel (3) to rotate, and it is characterized in that: the driving wheel (3) and at least two driven wheels (4) pass through the transmission chain (5) connected, the conveyor chain (5) is equipped with a chain clip (7) capable of clamping vertical components, and the side of the conveyor chain (5) is provided with a station feeding device, an unloading push device and a paper tape cutting knife (6), the frame (1) is equipped with a drive cylinder for driving the tape cutter (6) to move back and forth; the plug-in head (2) is located directly above one of the chain clips (7) of the conveyor chain (5) . 2. The chain feeding vertical plug-in machine according to claim 1, characterized in that: the station feeding device includes a station body (8) arranged on the frame (1) and a station body (8) installed on the station The active slider (9) of the body (8), the active slider (9) is provided with an upper push piece (10) and a lower push piece (11), and the lower push piece (11) is located at the front of the upper push piece (10). Below, there is an interval between the front end of the upper push piece (10) and the front end of the lower push piece (11). 3. The chain feeding vertical plug-in machine according to claim 2, characterized in that: W-shaped grooves (12) are provided on the front ends of the push-up pieces (10). 4. The chain feeding vertical plug-in machine according to claim 1, characterized in that: the unloading and pushing device includes a feeding base (13) arranged on the frame (1), and a feeding base (13) installed on the feeding base (13). ) of the feeding guide rod (14) and the driving mechanism for driving the feeding guide rod (14) to move back and forth, the front end of the feeding guide rod (14) is equipped with a U-shaped frame (15), the U-shaped frame ( 15) is equipped with a pushing block (16) at the upper end, and the lower end of the U-shaped frame (15) is equipped with a feeding slot (17); the lower end of the U-shaped frame (15) is equipped with a hinge pin (18), the hinge pin (18) is equipped with a clamping bracket (19), and the clamping bracket (19) is equipped with a clamping piece (20), and the clamping piece (20) and the feeding slot (17) Abut. 5. The chain feeding vertical plug-in machine according to claim 4, characterized in that: the front end of the feeding base (13) is equipped with a limit support (21), and the limit support (21) Two chain limiting blocks (22) are installed, and an interval for the transmission chain (5) to pass is provided between the two chain limiting blocks (22). 6. The chain feeding vertical plug-in machine according to claim 5, characterized in that: the limit support (21) is equipped with a clamping seat (23), and the clamping seat (23) is installed There is a feed stopper (24), the rear end of the feed stopper (24) is hinged with the material holder (23), and the side wall of the feed stopper (24) is provided with a side pushing slope (25) and an upper top slope (26); the clamping bracket (19) is provided with a dial pin (27), and when the feeding guide rod (14) moves forward, the dial pin (27) abuts against the upper inclined surface (26); the feeding guide rod (14) When moving backward, the pin (27) abuts against the side push slope (25). 7. The chain feeding vertical plug-in machine according to claim 6, characterized in that: the feeding stopper (24) is equipped with a stopper spring (28), and the two ends of the stopper spring (28) They are respectively connected with the front part of the feeding stopper (24) and the said clamping seat (23). 8. The chain feeding vertical plug-in machine according to claim 6, characterized in that: the clamping seat (23) is provided with a long hole (29) and a screw, and the screw passes through the long hole (29) Finally, it is threadedly connected with the limit support (21). 9. The chain feeding vertical plug-in machine according to claim 4, characterized in that: the clamping bracket (19) is equipped with a clamping spring (31), and the two ends of the clamping spring (31) They are respectively connected with the clamping bracket (19) and the U-shaped frame (15). 10. The chain feeding vertical plug-in machine according to claim 4, characterized in that: the driving mechanism includes a cylinder seat (32) arranged on the feeding base (13) and a cylinder seat (32) installed on the cylinder seat (32). ) of the push cylinder (33), the piston rod of the push cylinder (33) is connected to the feed guide rod (14); the cylinder base (32) is equipped with a feed spring (34), the feed spring (34) The two ends of the cylinder block (32) and the feeding guide rod (14) are respectively connected.

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