CN111627704A

CN111627704A - Clamping and moving device and method for processing thin film capacitor

Info

Publication number: CN111627704A
Application number: CN202010442432.3A
Authority: CN
Inventors: 王伟波; 万广科; 万国花
Original assignee: Wenzhou Yuanli Intelligent Technology Co ltd
Current assignee: Wenzhou Yuanli Intelligent Technology Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2020-09-04

Abstract

The invention relates to the technical field of capacitor production. A clamping and moving device for processing a thin film capacitor comprises a support, a moving cylinder, a moving bottom plate, a clamping cylinder, a driving frame, a first rack, a second rack, an intermediate gear, an outer clamping block and an inner clamping block; the support is fixedly arranged on the rack, a sliding rail is arranged at the upper end of the support, the movable bottom plate is movably connected to the support through the sliding rail, the movable cylinder is arranged on the side of the support, and the telescopic end of the movable cylinder is connected with the movable bottom plate; the first rack and the second rack are meshed with the middle gear from the upper side and the lower side, and the middle gear is connected to the movable bottom plate. The invention has the advantages of high efficiency of moving between stations of the film capacitor and accurate moving position.

Description

Clamping and moving device and method for processing thin film capacitor

Technical Field

The invention relates to the technical field of capacitor production, in particular to a clamping and moving device for processing a thin film capacitor.

Background

The film capacitor is a capacitor having a structure in which a metal foil is used as an electrode, and the metal foil is laminated with a plastic film such as polyethylene, polypropylene, polystyrene, or polycarbonate from both ends thereof, and then wound into a cylindrical shape. The plastic film is also called a poly (ethyl ester) capacitor (also called a Mylar) capacitor, a polypropylene capacitor (also called a PP capacitor), a polystyrene capacitor (also called a PS capacitor) and a polycarbonate capacitor, respectively, depending on the type of the plastic film. A film capacitor has many excellent characteristics, and thus is a capacitor having excellent performance. Its main equivalence is as follows: no polarity, high insulation resistance, excellent frequency characteristics (wide frequency response), and low dielectric loss. Due to the above advantages, the thin film capacitor is used in a large number of analog circuits. In particular, in the signal connection portion, a capacitor having good frequency characteristics and extremely low dielectric loss must be used to ensure that the signal is not distorted too much during transmission.

The prior production technology of the thin film capacitor has the following defects: 1. the film capacitor has low multi-station moving efficiency, complex structure and easy error; 2. the unevenness of the thin film capacitor pins affects the processing precision, the steps of pressing and trimming the pins are complicated, the lengths of the thin film capacitor pins are different, and the bending efficiency of the bevel angles at the two sides of the thin film capacitor pins is low; 3. the heat shrink tube is difficult to be installed in the positive placement posture of the thin film capacitor, and the heat shrink tube is difficult to be installed in alignment; 4. the heat shrinkable tube is difficult to be installed in the positive placing posture of the thin film capacitor, and the heat shrinkable tube is difficult to be installed in alignment.

Disclosure of Invention

The purpose of the invention is: aiming at the problems that in the prior art, the film capacitor multi-station moving efficiency is low, the structure is complex, and the center is difficult to determine and is easy to make mistakes, the clamping and moving device for processing the film capacitor, which has high moving efficiency between the film capacitor stations and accurate moving position, is provided.

The purpose of the invention is realized by adopting the following technical scheme:

a clamping and moving device for processing a thin film capacitor comprises a support, a moving cylinder, a moving bottom plate, a clamping cylinder, a driving frame, a first rack, a second rack, an intermediate gear, an outer clamping block and an inner clamping block; the support is fixedly arranged on the rack, a sliding rail is arranged at the upper end of the support, the movable bottom plate is movably connected to the support through the sliding rail, the movable cylinder is arranged on the side of the support, and the telescopic end of the movable cylinder is connected with the movable bottom plate; the first rack and the second rack are meshed with the middle gear from the upper side and the lower side, and the middle gear is connected to the movable bottom plate; the outer clamping blocks are arranged at the end parts of the first racks, the inner clamping blocks are arranged at the end parts of the second racks, and a plurality of groups of the outer clamping blocks and the inner clamping blocks are uniformly arranged; the clamping cylinder is arranged on the side of the movable bottom plate, the driving frame is arranged at the telescopic end of the clamping cylinder, the driving frame is matched in the movable bottom plate, and the driving frame is connected with the first rack.

Preferably, a plurality of grooves are arranged on the movable bottom plate, the first rack, the second rack and the intermediate gear are all positioned in the grooves, and the first rack and the second rack are movably matched in the grooves; the movable bottom plate is also provided with a rotating block, a lateral round hole is formed in the rotating block, and the middle gear is hinged in the round hole; the upper surface of the movable bottom plate is also provided with a sliding groove, and the driving frame is movably connected in the sliding groove.

Preferably, the side surface of the inner clamping block opposite to the outer clamping block is a clamping joint part, and a boss is arranged on the clamping joint part.

Preferably, the driving frame is in a groove shape and comprises a connecting rod and two transmission rods, and the end parts of the transmission rods are elastically connected with the first rack through springs.

A clamping and moving method for processing a thin film capacitor is characterized in that when the device works, a clamping cylinder drives a driving frame to move, the driving frame drives a first rack to move, the first rack and a second rack are respectively meshed with a middle gear, so that the first rack and the second rack move synchronously, an inner clamping block and an outer clamping block are respectively driven, and clamping and loosening actions are completed; after the film capacitor is clamped, the moving cylinder drives the moving bottom plate to move integrally, so that the movement of the film capacitor is realized.

A film capacitor production device comprises a rack, and a feeding conveying device, a clamping and moving device, a multifunctional forming device, a rotating and turning device, an inverted conveying device, a pipe penetrating device and a pipe pressing device which are arranged on the rack; the feeding conveying device is connected with the clamping and moving device, and the multifunctional forming device is positioned below the clamping and moving device; the multifunctional forming device is connected with the inverted conveying device by the rotary material turning device; the pipe penetrating device and the pipe pressing device are positioned above the inverted conveying device, and the frame is also provided with a blanking barrel which is connected with the discharging side of the inverted conveying device; the clamping and moving device adopts the technical scheme to clamp and move the thin film capacitor.

Preferably, the clamping and moving device for processing the thin film capacitor is used for clamping the thin film capacitor and realizing the movement of the thin film capacitor; the multifunctional forming device is used for bending the pins of the thin film capacitors in different requirements step by step, the thin film capacitors are rotated by the rotating material turning device by one hundred eighty degrees and placed in the inverted conveying device, the inverted conveying device is used for conveying and positioning the inverted thin film capacitors, the pipe penetrating device is used for sleeving the heat shrink pipes on the pins of the thin film capacitors, the pipe pressing device is used for pressing the heat shrink pipes on the thin film capacitors, and the hot air blowing device is used for fixing the sleeved heat shrink pipes.

The clamping and moving device for processing the thin film capacitor, which adopts the technical scheme, has the advantages that: the plurality of inner clamping blocks and the plurality of outer clamping blocks are uniformly distributed, the mounting distance adapts to the distance between the stations, and the moving distance of the moving bottom plate is matched with the distance between the stations, so that the synchronous carrying of the thin film capacitors between the stations is realized, and the carrying efficiency is improved; the clamping cylinder is improved to realize the opening and closing of the clamping blocks, the control is simple, the structure is light and handy, the synchronous control is convenient, the elastic connection of the spring is improved by the driving frame and the first rack, the impact is reduced, and the film capacitor is protected better; the opening and closing of the inner clamping block and the outer clamping block are synchronized through the gear and the rack, so that the clamping movement is better aligned with the center, the clamping precision is improved, and errors are avoided.

The thin film capacitor production equipment adopting the technical scheme has the advantages that:

1. the clamping and moving device is provided with a plurality of inner clamping blocks and outer clamping blocks which are uniformly distributed, the mounting distance adapts to the distance between the stations, and the moving distance of the moving bottom plate is matched with the distance between the stations, so that synchronous carrying of the thin film capacitors between the stations is realized, and the carrying efficiency is improved; the clamping cylinder is improved to realize the opening and closing of the clamping blocks, the control is simple, the structure is light and handy, the synchronous control is convenient, the elastic connection of the spring is improved by the driving frame and the first rack, the impact is reduced, and the film capacitor is protected better; the opening and closing of the inner clamping block and the outer clamping block are synchronized through the gear and the rack, so that the clamping movement is better aligned with the center, the clamping precision is improved, and errors are avoided.

2. The pin straightening and flattening mechanism is used for straightening and flattening the pins by arranging the pin straightening block to press the pins on the middle block, and the pins are blocked by arranging the material blocking block to prevent the pins from inclining, so that the accuracy of the pins is improved; the pushing-out action of the middle block and the swinging action of the foot-adjusting block are completed by arranging the foot-adjusting cylinder, and the two actions have time linkage, so that the process of stretching from the side is simplified, and the two actions are completed by one drive, so that the foot-adjusting efficiency is higher; the height of the transverse plate can be adjusted through the adjusting screw so as to adapt to the pressing of pins with different lengths.

3. The cutting mechanism cuts the two pins by arranging the cutter, so that the same degree of the lengths of the two pins and the consistency of the lengths of the pins of the film capacitors processed in the same batch are improved, the pins are firstly pressed by arranging the pressing seat and then cut, bending is prevented, and the cutting quality of the pins is improved; the movement route of the cutter is arranged in the guide rail for limiting, and the rigidity of the cutting mechanism is improved.

4. The shaping mechanism carries out shaping bending by arranging two shaping pressing blocks to press towards the outside, and simultaneously carries out teaching bending on two parts by an external expanding mode, so that the shaping mechanism is formed at one time, and the bending forming efficiency is improved; the shaping pressing block is driven by the outward expanding die and driven by the inclined plane to generate a larger acting force, so that the shaping effect is better; the pins are pressed on the cover plate through the shaping plate before bending and forming, positioning is carried out, and forming precision is improved.

5. The inverted capacitor is clamped by the inverted conveying device, so that the pins of the capacitor are arranged upwards, the heat shrink tube is conveniently filled from the upper part, the heat shrink tube is positioned by the positioning clamping plate in the assembling process, the positions of the pins are fixed, and the success rate of filling the heat shrink tube on the pins is improved; the flip conveying device clamps the capacitor from different angles through different structures of the first clamping block and the second clamping block, so that the stability of the processed capacitor is improved, and blanking is facilitated.

6. The pipe penetrating device is connected through three processes of automatic feeding, pipe penetrating and cutting of the heat shrinkable pipe, automatic integrated feeding of the heat shrinkable pipe is achieved, in the process of penetrating the heat shrinkable pipe, the end portion of the heat shrinkable pipe is clamped through the pipe conveying clamp and pulled out, the position accuracy of the heat shrinkable pipe when the heat shrinkable pipe is sent out can be improved, the pipe conveying clamp is provided with the circular clamping gap, the heat shrinkable pipe can be better clamped, the end portion is kept circular, the problem of flattening is avoided, and the heat shrinkable pipe is accurately sleeved on the pins; the pipe penetrating device can sleeve the heat shrinkable pipe on the two pins simultaneously, and the pipe penetrating efficiency is improved.

Drawings

Fig. 1 is an exploded view of an embodiment of the present invention.

Fig. 2 is an exploded view of the gripping and transporting apparatus.

Fig. 3 is an exploded view of the multi-function molding apparatus.

Fig. 4 is an exploded view of the fork foot mechanism.

Fig. 5 is an exploded view of the leg alignment mechanism.

Fig. 6 is an exploded view of the cutting device.

Fig. 7 is an exploded view of the setting mechanism.

Fig. 8 is an exploded view of the bending mechanism.

Fig. 9 is an exploded view of the flip chip transfer device.

Fig. 10 is an exploded view of the pipe penetrating device.

Fig. 11 is an exploded view of the crimp device.

Fig. 12 is a schematic diagram of the thin film capacitor at various processing steps.

Detailed Description

As shown in fig. 1, a thin film capacitor production device comprises a frame 1, and a feeding and conveying device 2, a clamping and moving device 3, a multifunctional forming device 4, a rotating and turning device 5, an inverted conveying device 6, a pipe penetrating device 7 and a pipe pressing device 8 which are arranged on the frame 1; the feeding conveying device 2 is connected with the clamping and moving device 3, and the multifunctional forming device 4 is positioned below the clamping and moving device 3; the multifunctional forming device 4 is connected with the inverted conveying device 6 by the rotary stirring device 5; the pipe penetrating device 7 and the pipe pressing device 8 are located above the inverted conveying device 6, the frame 1 is further provided with a blanking barrel, the blanking barrel is connected with the discharging side of the inverted conveying device 6, and the frame 1 is further provided with a hot air blowing device.

The clamping and moving device 3 is used for clamping the film capacitor and realizing the movement of the film capacitor; the multifunctional forming device 4 is used for bending the pins of the thin film capacitors in different requirements step by step, the thin film capacitors are rotated one hundred eighty degrees by the rotating material turning device 5 and placed into the inverted conveying device 6, the inverted conveying device 6 is used for conveying and positioning the inverted thin film capacitors, the pipe penetrating device 7 is used for sleeving the heat shrinkable pipes on the pins of the thin film capacitors, the pipe pressing device 8 is used for pressing the heat shrinkable pipes on the thin film capacitors, and the hot air blowing device is used for fixing the sleeved heat shrinkable pipes. The above-mentioned gripping and moving device 3 is a gripping and moving device for processing thin film capacitors.

As shown in fig. 12, the lower end of the thin film capacitor is provided with two pins, and during the forming process of the pins, the two pins need to be separated first, and then the pins are pressed, cut, shaped, bent, and then sleeved with a heat-shrinkable tube after the shape of the pins is processed, so as to complete the processing.

The feeding conveying device 2 is provided with a material vibrator, and feeding is carried out in a vibration mode.

As shown in fig. 2, the clamping and moving device for processing a thin film capacitor comprises a support 31, a moving cylinder 32, a moving bottom plate 33, a clamping cylinder 34, a driving frame 35, a first rack 361, a second rack 362, an intermediate gear 37, an outer clamping block 38 and an inner clamping block 39; the support 31 is fixedly arranged on the rack, a slide rail is arranged at the upper end of the support 31, the movable bottom plate 33 is movably connected to the support 31 through the slide rail, the movable cylinder 32 is arranged on the side of the support 31, and the telescopic end of the movable cylinder 32 is connected with the movable bottom plate 33 to drive the movable bottom plate 33 to move; the first rack 361 and the second rack 362 are meshed with the intermediate gear 37 from the upper side and the lower side, and the intermediate gear 37 is connected to the movable bottom plate 33; the outer clamping block 38 is arranged at the end part of the first rack 361, the inner clamping block 39 is arranged at the end part of the second rack 362, and the outer clamping block 38 and the inner clamping block 39 are provided with a plurality of groups which are uniformly arranged, so that synchronous clamping is realized; the clamping cylinder 34 is installed at the side of the moving base plate 33, the driving frame 35 is installed at the telescopic end of the clamping cylinder 34, the driving frame 35 is matched in the moving base plate 33, and the driving frame 35 is connected with the first rack 361.

The movable bottom plate 33 is provided with a plurality of grooves 331, the first rack 361, the second rack 362 and the intermediate gear 37 are all positioned in the grooves 331, and the first rack 361 and the second rack 362 are movably matched in the grooves 331; the movable bottom plate 33 is also provided with a rotating block 331, a lateral round hole is arranged in the rotating block 331, and the intermediate gear 37 is hinged in the round hole; the upper surface of the movable bottom plate 33 is further provided with a sliding groove 333, and the driving frame 35 is movably connected in the sliding groove 333.

The side face of the inner clamping block 39 opposite to the side face of the outer clamping block 38 is used for clamping the attaching portion, a boss is arranged on the attaching portion, and the boss prevents the film capacitor from falling off when being clamped.

The driving frame 35 is of a groove type and comprises a connecting rod and two transmission rods, and the end parts of the transmission rods are elastically connected with the first rack 361 through springs.

When the clamping and moving device works, the clamping cylinder 34 drives the driving frame 35 to move, the driving frame 35 drives the first rack 361 to move, the first rack 361 and the second rack 362 are respectively meshed with the middle gear 37, so that the first rack 361 and the second rack 362 move synchronously, the inner clamping block 39 and the outer clamping block 38 are respectively driven, and clamping and loosening actions are completed; after the film capacitor is clamped, the moving cylinder 32 drives the moving bottom plate 33 to move integrally, so that the film capacitor moves.

The clamping and moving device solves the problems of low multi-station moving efficiency, complex structure and easy error, and the installation space adapts to the space between stations by arranging a plurality of inner clamping blocks 39 and outer clamping blocks 38 which are uniformly distributed, and the moving distance of the moving bottom plate 33 is matched with the space between the stations, so that the synchronous carrying of the film capacitors between the stations is realized, and the carrying efficiency is improved; the clamping cylinder 34 is increased to realize the opening and closing of a plurality of clamping blocks, the control is simple, the structure is light and handy, the synchronous control is convenient, the elastic connection of the spring is improved between the driving frame 35 and the first rack 361, the impact is reduced, and the film capacitor is protected better; the opening and closing of the inner clamping block 39 and the outer clamping block 38 are synchronized through a gear and a rack, so that the clamping movement is better aligned with the center, the clamping precision is improved, and errors are avoided.

As shown in fig. 3, the multifunctional forming device 4 includes a base plate 40, a first sliding plate 41, a second sliding plate 42, a first sliding cylinder 43, a second sliding cylinder 44, a fork foot mechanism 45, a foot adjusting mechanism 46, a cutting mechanism 47, a shaping mechanism 48 and a bending mechanism 49; the base plate 40 is fixed on the frame, a slide rail is arranged on the base plate 40, the first slide plate 41 and the second slide plate 42 are respectively connected on the slide rail, the first sliding cylinder 43 and the second sliding cylinder 44 are arranged on the frame, the telescopic end of the first sliding cylinder 43 is connected with the second slide plate 42, and the telescopic end of the second sliding cylinder 44 is connected with the first slide plate 41; the fork foot mechanism 45 is divided into a split type, two parts of the fork foot mechanism 45 are respectively arranged on the first sliding plate 41 and the second sliding plate 42, and the foot adjusting mechanism 46 is arranged on the rack; the cutting mechanism 47 and the shaping mechanism 48 are split, and two parts of the cutting mechanism 47 and the shaping mechanism 48 are respectively arranged on the first sliding plate 41 and the second sliding plate 42; the bending mechanism 49 is arranged on the frame; along the direction of processing, fork foot mechanism 45, whole foot mechanism 46, cut mechanism 47, forming mechanism 48 and the mechanism 49 of bending arrange in proper order the equidistance, fork foot mechanism 45 be used for two pins with film capacitor to diverge, whole foot mechanism 46 be used for pressing the pin into vertical state, cut mechanism 47 be used for cutting the unnecessary part of pin, forming mechanism 48 be used for finalizing the design to the pin, bending mechanism 49 is used for bending the pin.

As shown in fig. 4, the fork foot mechanism 45 includes a chute mount 451, a slide bar 452, a V-shaped projection 453, a V-shaped recess 454 and a connecting folding bar 455; the sliding chute seat 451 is installed on the second sliding plate 42, a rectangular groove is formed in the sliding chute seat 451, the sliding strip 452 is matched in the rectangular groove, a long groove 4511 is further formed in the side of the sliding chute seat 451, a sliding rod 4521 is arranged on the side of the sliding strip 452, the sliding rod 4521 is matched with the long groove 4511 to form a groove pair, and a spring is arranged between the end of the sliding strip 452 and the sliding chute seat 451; the V-shaped projection 453 is arranged at the upper end of the slide bar 452, and a boss 4522 is arranged at the side end of the slide bar 452; the V-shaped concave block 454 is installed on the connecting folding bar 455, the connecting folding bar 455 is installed on the first sliding plate 41 through the installation bar 456, the V-shaped convex block 453 corresponds to the V-shaped concave block 454, the side of the connecting folding bar 455 is step-shaped, and the boss 4522 corresponds to the connecting folding bar 455.

When the fork leg mechanism 45 works, the two pins of the film capacitor are separated when the V-shaped convex block 453 and the V-shaped concave block 454 are close to each other, and finally the boss 4522 presses the connecting folding strip 455 to press the pins in the middle to prevent the pins from inclining.

As shown in fig. 5, the foot-adjusting mechanism 46 includes an adjusting support 461, a lifting mounting block 462, a cross plate 463, a foot-adjusting cylinder 464, a wedge-shaped top block 465, an elastic pushing block 466, a middle block 467, a foot-adjusting block 468 and a material-blocking block 469; the adjusting support 461 is fixed on the frame, the lifting mounting block 462 is connected in the adjusting support 461, the upper end of the adjusting support 461 is provided with an adjusting screw 4611, the adjusting screw 4611 is in threaded connection with the lifting mounting block 462, and the adjusting screw 4611 is used for adjusting the height of the lifting mounting block 462; the transverse plate 463 is installed on the lifting installation block 462, the upper end of the transverse plate 463 is provided with a limiting track 4631, the wedge-shaped top block 465 is movably matched in the limiting track 4631, and the end part of the wedge-shaped top block 465 is in a pointed shape; the whole foot cylinder 464 is arranged at the end part of the transverse plate 463, and the telescopic end of the whole foot cylinder 464 is connected with the wedge-shaped top block 465; the elastic push block 466 is elastically connected with the wedge-shaped top block 465, and the elastic push block 466 is positioned at the lower end of the wedge-shaped top block 465; the elastic push block 466 and the middle block 467 are in corresponding transmission, and the wedge-shaped top block 465 and the whole foot block 468 are in corresponding transmission; a clamping groove 4651 is arranged at the lower end of the wedge-shaped top block 465, lugs 4662 are arranged at two ends of the elastic push block 466, the lugs 4662 are positioned in the clamping groove 4651, and a spring is arranged between the wedge-shaped top block 465 and the elastic push block 466; the middle block 467 is movably connected in the limiting rail 4631, the middle block 467 comprises an I-shaped block and a middle backing plate 4671, the middle backing plate 4671 is arranged on the side surface of the I-shaped block, two sides of the middle backing plate 4671 are planes, and the end part of the middle backing plate 4671 is in a pointed shape; the middle part of the whole foot block 468 is hinged in the grooves at the two sides of the I-shaped block; the middle part of the foot-adjusting block 468 is provided with a hinged part, one end of the foot-adjusting block is provided with a roller 4681, the other end of the foot-adjusting block is provided with a foot-adjusting part 4682, the foot-adjusting part 4682 is positioned at two sides of the middle backing plate 4671, and the middle part of the foot-adjusting part 4682 is provided with a horizontal transverse groove 4683; the material blocking block 469 is arranged on the lateral side of the transverse plate 463; the upper end of the material blocking block 469 is provided with a folded edge 4691, and the folded edge is positioned in the transverse groove 4683. A stop block 4632 is further disposed on the lateral side of the transverse plate 463, the stop block 4632 protrudes from the surface of the transverse plate 463, and a spring is disposed between the stop block 4632 and the intermediate block 467.

When the pin adjusting mechanism 46 works, the pin adjusting cylinder 464 drives the wedge-shaped top block 465 to push out, the middle block 467 is pushed out through the elastic push block 466 until the middle block 467 touches the material blocking block 469, then the spring between the wedge-shaped top block 465 and the elastic push block 466 is pressed, the wedge-shaped top block 465 continues to push out, the inclined surface of the wedge-shaped top block 465 drives the pin adjusting block 468 to swing, so that the pin adjusting part 4682 of the pin adjusting block 468 is pressed on the middle backing plate 4671, and the thin film capacitor pins between the pin adjusting block and the material blocking block are flattened.

The pin straightening mechanism 46 solves the problems that the processing precision is influenced by the unevenness of the pins of the thin film capacitor, and the pin straightening step is complicated, the pins are pressed on the middle block 467 through the pin straightening block 468, the pins are prevented from inclining, and the pin precision is improved; the pushing-out action of the middle block 467 and the swinging action of the foot-adjusting block 468 are completed by arranging the foot-adjusting cylinder 464, and the two actions have time linkage, so that the process of stretching from the side is simplified, and the two actions are completed by one drive, so that the foot-adjusting efficiency is higher; the height of the cross plate 463 can be adjusted by the adjusting screw 4611 to adapt to the pressing of pins with different lengths.

As shown in fig. 6, the cutting mechanism 47 includes an adjusting seat 471, a guide rail 472, a cover plate 473, a cutting knife 474, a pressing seat 475 and a mounting right-angle bar 476; the installation right-angle bar 476 is right-angled, the installation right-angle bar 476 is installed on the second sliding plate 42, the adjusting seat 471 is installed on the first sliding plate 41, the guide rail 472 is installed on the adjusting seat 471, the adjusting seat 471 is provided with an adjusting bolt 477, and the adjusting bolt 477 is connected with the guide rail 472; a rectangular sunk groove is formed in the guide rail 472, the cutting knife 474 is installed on the side edge of the installation right-angle bar 476, the cutting knife 474 is movably matched in the rectangular sunk groove, a round sunk hole is formed in the end part of the cutting knife 474, and a spring is arranged in the round sunk hole and abuts against the guide rail 472; cover 473 is mounted over rail 472; a gap is arranged in the middle of the cutting knife 474, and the side inclined plane of the gap is a cutting edge 4742; a rectangular notch 4743 is further formed in the cutting knife 474, the pressing seat 475 is in the shape of an upper square plate 4751 and a lower square plate 4751 which are connected through a middle upright post, the middle upright post of the pressing seat 475 is matched in the rectangular notch 4743, and springs are arranged on the sides of the middle upright post and the rectangular notch 4743 to press the pressing seat 475 towards one side of the cutting edge 4742; the square plate 4751 at the upper end of the pressing seat 475 is flush with the cover plate 473, and the upper end surface of the cutting edge 4742 is flush with the bottom surface of the cover plate 473.

When the cutting mechanism 47 works, pins of the film capacitor are arranged at the vacant positions of the cutting knives 474, the right-angle bars 476 are arranged close to the cutting knives 474 to drive the cutting knives 474 to move, the pins are pressed by the edges of the upper square plate 4751 and the lower square plate 4751 of the pressing seat 475, then the springs are compressed, the cutting knives 474 continue to move, and the cutting knives 474 and the cover plate 473 act together to realize cutting.

The cutting mechanism 47 solves the problem of different lengths of the pins of the film capacitor, the cutting knife 474 is arranged to cut the two pins, so that the same degree of the lengths of the two pins and the length consistency of the pins of the film capacitor processed in the same batch are improved, the pins are firstly pressed and then cut by arranging the pressing seat 475, bending is prevented, and the cutting quality of the pins is improved; the movement path of the cutter is defined in the guide 472, which improves the rigidity of the cutting mechanism.

As shown in fig. 7, the shaping mechanism 48 includes a connecting bar 481, a sliding seat 482, an outer expanding die 483, a shaping plate 484, a supporting bar 485, a rotating groove 486 and a shaping press block 487; the connecting bar 481 is arranged on the first sliding plate 41, and the supporting bar 485 is arranged on the second sliding plate 42; the sliding seat 482 is mounted on the connecting bar 481, and a screw capable of adjusting the height is arranged between the sliding seat 482 and the connecting bar 481; the outer expanding die 483 is arranged on the sliding seat 482, a sinking groove is formed in the sliding seat 482, the top end of the outer expanding die 483 is in a pointed shape, and the height of the outer expanding die 483 is lower than the depth of the sinking groove; the shaping plate 484 is matched in a sinking groove of the sliding seat 482, the shaping plate 484 is positioned above the outer expanding mold 483, the shaping plate 484 is elastically connected with the sliding seat 482 through a spring, and the side end of the shaping plate 484 is in a convex shape; the rotating groove 486 is installed on the supporting bar 485, a sinking groove is formed in the upper end of the rotating groove 486, two hinged columns 4861 are arranged in the sinking groove, the shaping pressing block 487 is rotatably connected to the hinged columns 4861, and a limiting column 4862 is further arranged in the middle of the sinking groove; one end of the shaping pressing block 487 is a hinge part 4871, the other end of the shaping pressing block 487 is a flattening part 4872, an arc notch 4873 is formed in the middle of the shaping pressing block 487, and the arc notch 4873 corresponds to the limiting column 4862; a spring clamping groove 4863 is further formed in the side of the rotating groove 486, a spring is arranged in the spring clamping groove 4863, the other end of the spring abuts against the shaping pressing block 487, and the shaping pressing block 487 is pressed on the limiting column 4862; the rotating groove 486 is provided with a cover plate 488, the end of the cover plate 488 is concave, the lower bottom surface of the end of the cover plate 488 is milled with an inward concave step 4881, and the pin horizontal section of the film capacitor is located in the step 4881.

When the shaping mechanism 48 works, the pins of the film capacitor are positioned at the concave-shaped opening of the cover plate 488, the connecting strips 481 and the supporting strips 485 are close to each other, firstly, the shaping plate 484 is close to the cover plate 488, the concave and convex surfaces are matched, and the pins are clamped in the shaping plate 484; then the outer expanding die 483 is close to the shaping pressing block 487, the sharp top of the outer expanding die 483 serves as a driving piece to drive the shaping pressing block 487 to swing, and the outer side of the shaping pressing block 487 presses the two sides of the pin phase on the rotating groove 486, so that the shaping of two right-angle folds is realized.

The shaping mechanism 48 solves the problem of low bending efficiency of the break angles on the two sides of the pins of the thin film capacitor, the shaping and bending are carried out in a mode of pressing the two shaping pressing blocks 487 outwards, the two parts are simultaneously subjected to teaching bending in an outward expansion mode, and the bending forming efficiency is improved through one-step forming; the shaping pressing block 487 is driven by the outer expanding die 483 and driven by an inclined plane to generate a larger acting force, so that the shaping effect is better; the pins are pressed against the cover 488 by the sizing plate 484 to be positioned before bending and forming, thereby improving the forming precision.

As shown in fig. 8, the bending mechanism 49 is similar to the leg-straightening mechanism 46 described above, except for forming a convex shape 491 and a concave shape 492 on the bending mechanism 49; the forming convex block 491 is provided with a triangular convex edge 493, the forming concave block 492 is provided with a horizontal arc groove 494, and the convex edge 493 corresponds to the arc groove 494 to clamp the pin therein, so that the bending of the part is realized.

When the multifunctional forming device 4 works, the first sliding cylinder 43 drives the second sliding plate 42 to move out, the second sliding cylinder 44 drives the first sliding plate 41 to move out, firstly, the two pins of the film capacitor are separated through the pin fork mechanism 45, then, the pins are flattened into a vertical shape through the pin flattening mechanism 46, then, the redundant parts of the pins are cut off through the cutting mechanism 47, then, the pins are shaped into a double-folding shape through the shaping mechanism 48, and finally, one section of the pins are bent through the bending mechanism 49.

As shown in fig. 9, the flip conveying device 6 includes a moving plate 61, a moving cylinder 62, a finger cylinder 63, a first clamping block 64, a second clamping block 65, a positioning cylinder 66, a positioning mounting plate 67 and a positioning clamping plate 68; the moving plate 61 is movably connected to the rack through a sliding rail, the moving cylinder 62 is fixedly arranged on the rack, and the telescopic end of the moving cylinder 62 is connected with the moving plate 61; the finger cylinders 63 are mounted on the moving plate 61, the first clamping blocks 64 and the second clamping blocks 65 are mounted at two moving ends of the finger cylinders 63, the number of the finger cylinders 63 is three, the first clamping blocks 64 are mounted on two finger cylinders 63, and the second clamping blocks 65 are mounted on the finger cylinders 63 at the tail ends; the first clamping block 64 clamps from the lower end of the film capacitor, the second clamping block 65 clamps from the side of the film capacitor, and the purpose of clamping the second clamping block 65 from the side is to facilitate blanking; the two first clamping blocks 64 and the second clamping blocks 65 are equal in distance; the positioning cylinder 66, the positioning mounting plate 67 and the positioning clamping plate 68 are symmetrically arranged at two sides of the moving plate 61; the positioning cylinder 66 is arranged on the rack, the positioning mounting plate 67 is movably connected to the rack through a sliding rail, the telescopic end of the positioning cylinder 66 is connected with the positioning mounting plate 67, the positioning clamp plate 68 is arranged on the positioning mounting plate 67, and the positioning clamp plate 68 corresponds to the clamp block; the side of the positioning clamp plate 68 is provided with two clamping groove notches 681, and pins of the thin film capacitor are arranged in the clamping groove notches 681.

When the inverted conveying device 6 works, the finger cylinder 63 drives the first clamping block 64 and the second clamping block 65 to approach to clamp the film capacitor, the moving cylinder 62 drives the moving plate 61 to move the capacitor, and when the capacitor is stopped, the positioning cylinders 66 on two sides extend to enable the positioning clamping plates 68 to approach to each other to clamp the pins therein, so that the positioning of the film capacitor is realized.

The inverted conveying device 6 solves the problems that the heat shrink tube is difficult to install in the right-side placing posture of the film capacitor and the heat shrink tube is difficult to align to install; the inverted capacitor is clamped, so that pins of the capacitor are arranged upwards, the heat shrink tube is convenient to load from the upper part, and the heat shrink tube is positioned through the positioning clamping plate 68 in the assembling process, so that the positions of the pins are fixed, and the success rate of the heat shrink tube on the pins is improved; the flip conveying device clamps the capacitor from different angles through different structures of the first clamping block 64 and the second clamping block 65, so that the stability of the processed capacitor is improved, and blanking is facilitated.

As shown in fig. 10, the pipe penetrating device 7 includes a base 71, a feeding motor 72, a driving roller 731, a driven roller 732, an upper guide seat 741, a lower guide seat 742, a lifting cylinder 75, a lifting mount 76, a pipe delivering clamp 77, a pipe delivering clamp cylinder 78 and a cutting assembly 79; the base 71 is arranged on a rack, the feeding motor 72 is arranged on the base 71, the driving roller 731 is rotationally connected to the base 71, and an output shaft of the feeding motor 72 is connected with the driving roller 731 through a transmission belt; the base 71 is further provided with a swing rod 711, the lower end of the swing rod 711 is hinged to a driven roller 732, the driven roller 732 is hinged to the middle of the swing rod 711, the upper end of the swing rod 711 is connected with the base 71 through a spring, and the driven roller 732 is pressed on the driving roller 731 to clamp the heat-shrinkable tube therein; the upper guide seat 741 and the lower guide seat 742 are arranged on the base 71, two material passing pipes are arranged in the upper guide seat 741 and the lower guide seat 742, and heat shrink pipes are arranged in the material passing pipes; the base 71 is further provided with a guide wheel 712 and an optical fiber sensor 713, the optical fiber sensor 713 is aligned with the feeding heat-shrinkable tube and used for detecting the feeding condition, and the guide wheel 712 is used for transition of the heat-shrinkable tube; the lifting cylinder 75 is vertically arranged on the base 71, the lifting mounting seat 76 is movably connected to the base 71 through a sliding rail, and the lifting mounting seat 76 is connected with the telescopic end of the lifting cylinder 75; the pipe conveying clamping cylinder 78 is arranged on the lifting mounting seat 76, the pipe conveying clamps 77 are arranged on two moving parts of the pipe conveying clamping cylinder 78, and the pipe conveying clamps 77 correspond to the discharge ports of the lower guide seats 742; a circular clamping gap 771 is formed between the two pipe conveying clamps 77, the clamping gap is connected with the material passing pipe, and the heat shrinkable pipe is clamped by the clamping gap; the cutting assembly 79 is arranged on the lifting mounting base 76, the cutting assembly 79 corresponds to the upper portion of the pipe conveying clamping cylinder 78, and the cutting assembly 79 is used for cutting the heat shrinkable pipe.

The cutting assembly 79 comprises a cutting cylinder 791, a cutter seat 792 and a cutter 793; the stiff end of cutting cylinder 791 articulate on lift mount pad 76, the middle part of blade holder 792 articulates on lift mount pad 76, one end and the cutting cylinder 791 of blade holder 792 are articulated mutually, the cutter 793 is installed at the other end of blade holder 792.

When the tube penetrating device 7 works, the feeding motor 72 drives the driving roller 731 to rotate, the outer wall of the roller realizes conveying and feeding of the heat shrinkable tube through friction force, the tube conveying clamping cylinder 78 drives the tube conveying clamp 77 to clamp the end part of the heat shrinkable tube, and then the lifting cylinder 75 drives the lifting mounting seat 76 to descend to pull out the heat shrinkable tube to be sleeved on pins of the thin film capacitor; then cut cylinder 791 and extend, drive blade holder 792 swing, take out cutter 793, cut off the pyrocondensation pipe, realize the poling.

The tube penetrating device 7 solves the problem that the pins of the thin film capacitor are sleeved in an integrated mode through the heat shrinkable tube, the tube penetrating and cutting are completed in a linked mode through three working procedures of automatic feeding, tube penetrating and cutting of the heat shrinkable tube, automatic integrated feeding of the heat shrinkable tube is achieved, in the tube penetrating process of the heat shrinkable tube, the end portion of the heat shrinkable tube is clamped through the tube conveying clamp 77 and pulled out, the position accuracy of the heat shrinkable tube sent out can be improved in the mode, a round clamping gap is formed in the tube conveying clamp 77, the heat shrinkable tube can be clamped better, the round end portion is kept, the problem of flattening is avoided, and the heat shrinkable tube is accurately sleeved on the pins; the pipe penetrating device can sleeve the heat shrinkable pipe on the two pins simultaneously, and the pipe penetrating efficiency is improved.

As shown in fig. 11, the pipe crimping device 8 comprises a connecting support plate 81, a pipe crimping cylinder 82 and a pipe crimping block 83; the connecting support plate 81 is fixed on the frame, the pipe pressing cylinder 82 is vertically installed on the connecting support plate 81, the pipe pressing block 83 is movably connected to the connecting support plate 81 through a sliding rail, and the telescopic end of the pipe pressing cylinder 82 is connected with the pipe pressing block 83; the pressure pipe block 83 is provided with two fine holes 84, the fine holes 84 are matched with the sizes of pins, and the lower end face of each fine hole 84 is provided with an oblique conical surface for guiding the end of each pin to enter.

When the thin film capacitor production equipment works, the thin film capacitor production equipment works sequentially through the following steps:

feeding: the feeding conveying device 2 sends out the thin film capacitors, and the end parts jack up the single thin film capacitor to realize feeding;

(II) forming: the clamping and moving device 3 clamps the capacitor to move, the first sliding cylinder 43 drives the second sliding plate 42 to move out, the second sliding cylinder 44 drives the first sliding plate 41 to move out, firstly, two pins of the thin film capacitor are separated through the pin fork mechanism 45, then, the pins are flattened into a vertical shape through the pin flattening mechanism 46, then, redundant parts of the pins are cut off through the cutting mechanism 47, then, the pins are shaped into a double-folding shape through the shaping mechanism 48, and finally, one section of the pins are bent through the bending mechanism 49;

(III) pipe penetration: the feeding motor 72 drives the driving roller 731 to rotate, the outer wall of the roller realizes conveying and feeding of the heat shrink tube through friction force, the tube conveying clamping cylinder 78 drives the tube conveying clamp 77 to clamp the end part of the heat shrink tube, and then the lifting cylinder 75 drives the lifting mounting seat 76 to descend to pull out the heat shrink tube to be sleeved on pins of the thin film capacitor; then, the cutting cylinder 791 extends to drive the cutter holder 792 to swing, the cutter 793 is taken out, the heat shrinkable tube is cut off to realize tube penetration, and then the tube pressing block 83 presses the heat shrinkable tube downwards;

(IV) blanking: the inverted capacitor is clamped by the inverted conveying device 6 and moved, after the film capacitor with the heat shrink tube is blown by hot air at the tail end, the heat shrink tube is tightly sleeved on the pins, and finally the film capacitor falls into the blanking barrel to realize blanking.

Claims

1. The clamping and moving device for processing the thin film capacitor is characterized by comprising a support (31), a moving cylinder (32), a moving bottom plate (33), a clamping cylinder (34), a driving frame (35), a first rack (361), a second rack (362), an intermediate gear (37), an outer clamping block (38) and an inner clamping block (39); the support (31) is fixedly arranged on the rack, a sliding rail is arranged at the upper end of the support (31), the movable bottom plate (33) is movably connected to the support (31) through the sliding rail, the movable cylinder (32) is arranged on the side of the support (31), and the telescopic end of the movable cylinder (32) is connected with the movable bottom plate (33); the first rack (361) and the second rack (362) are meshed with the middle gear (37) from the upper side and the lower side, and the middle gear (37) is connected to the movable bottom plate (33); the outer clamping block (38) is arranged at the end part of the first rack (361), the inner clamping block (39) is arranged at the end part of the second rack (362), and multiple groups of the outer clamping block (38) and the inner clamping block (39) are uniformly arranged; the clamping cylinder (34) is arranged on the side of the movable bottom plate (33), the driving frame (35) is arranged at the telescopic end of the clamping cylinder (34), the driving frame (35) is matched in the movable bottom plate (33), and the driving frame (35) is connected with the first rack (361).

2. The clamping and moving device for processing the thin film capacitor as claimed in claim 1, wherein a plurality of grooves (331) are formed on the moving base plate (33), the first rack (361), the second rack (362) and the intermediate gear (37) are all positioned in the grooves (331), and the first rack (361) and the second rack (362) are movably matched in the grooves (331); the movable bottom plate (33) is also provided with a rotating block (331), a lateral round hole is formed in the rotating block (331), and the intermediate gear (37) is hinged in the round hole; the upper surface of the movable bottom plate (33) is also provided with a sliding groove (333), and the driving frame (35) is movably connected in the sliding groove (333).

3. The clamping and transporting device for processing the thin film capacitor as claimed in claim 1, wherein the side surface of the inner clamping block (39) opposite to the outer clamping block (38) is a clamping and attaching part, and a boss is arranged on the clamping and attaching part.

4. The clamping and transporting device for processing the thin film capacitor as claimed in claim 1, wherein the driving rack (35) is grooved and comprises a connecting rod and two driving rods, and the ends of the driving rods are elastically connected with the first rack (361) through springs.

5. A clamping and moving method for processing a thin film capacitor is characterized in that by using the clamping and moving device of claim 1, a clamping cylinder (34) drives a driving frame (35) to move, the driving frame (35) drives a first rack (361) to move, the first rack (361) and a second rack (362) are respectively meshed with an intermediate gear (37), so that the first rack (361) and the second rack (362) move synchronously, an inner clamping block (39) and an outer clamping block (38) are respectively driven, and clamping and releasing actions are completed; after the film capacitor is clamped, the moving cylinder (32) drives the moving bottom plate (33) to move integrally, so that the movement of the film capacitor is realized.

6. The production equipment of the thin film capacitor is characterized by comprising a rack (1), and a feeding conveying device (2), a clamping and moving device (3), a multifunctional forming device (4), a rotating and turning device (5), an inverted conveying device (6), a pipe penetrating device (7) and a pipe pressing device (8) which are arranged on the rack (1); the gripping and transfer device (3) is as claimed in claim.

7. The thin film capacitor production equipment as claimed in claim 1, wherein the clamping and moving device for processing the thin film capacitor is used for clamping the thin film capacitor and realizing the movement of the thin film capacitor; the multifunctional forming device (4) is used for bending the pins of the thin film capacitors in different requirements step by step, the thin film capacitors are rotated one hundred eighty degrees by the rotating material turning device (5) and placed into the inverted conveying device (6), the inverted conveying device (6) is used for conveying and positioning the inverted thin film capacitors, the pipe penetrating device (7) is used for sleeving the heat shrinkable pipes on the pins of the thin film capacitors, the pipe pressing device (8) is used for pressing the heat shrinkable pipes on the thin film capacitors, and the hot air blowing device is used for fixing the sleeved heat shrinkable pipes.