CN212350197U

CN212350197U - Capacitor pin bending equipment

Info

Publication number: CN212350197U
Application number: CN202020215918.9U
Authority: CN
Inventors: 钟伟其; 罗秀珍; 钟述红
Original assignee: Dongguan Ruiqi Precision Machinery Co ltd
Current assignee: Dongguan Ruiqi Precision Machinery Co ltd
Priority date: 2020-02-26
Filing date: 2020-02-26
Publication date: 2021-01-15
Anticipated expiration: 2030-02-26

Abstract

The utility model belongs to the technical field of pin bending, in particular to a capacitor pin bending device, which comprises a first bending mechanism, a polarity detection mechanism, a steering mechanism, a capacity testing mechanism, a sorting clamping mechanism, a pin cutting mechanism, a second bending mechanism, a third bending mechanism, a placing mechanism and a clamping mechanism which are arranged on a machine base in sequence; the clamping mechanism clamps the capacitor to sequentially pass through the first bending mechanism, the polarity detection mechanism, the steering mechanism, the capacity testing mechanism, the sorting clamping mechanism, the foot cutting mechanism, the second bending mechanism, the third bending mechanism and the placing mechanism; the capacitor is formed by bending through a plurality of continuous processes, so that the bending efficiency is improved, and each bending process is independent, so that the bending mechanism of each process is simplified, and the production and assembly costs are low.

Description

Capacitor pin bending equipment

Technical Field

The utility model belongs to the technical field of the electronic component pin is bent, especially, relate to electric capacity pin equipment of bending.

Background

The capacitor is an indispensable component in the electronic product; with the development of the technology, the capacitor welding gradually replaces manual welding through automation on the circuit board; for capacitors with large volume and large capacity, the capacitors are usually welded on a circuit board in a lying mode in order to ensure the stability of the capacitors during chip mounting, so that pins of the capacitors need to be bent; the electric capacity on the existing market equipment of bending adopts one-time forming, specifically is: firstly, detecting and sorting the capacitors, and bending a set of dies in the equipment twice; in order to realize twice bending, the structure of the bending die is complex, all the forming processes are finished on the same die, the efficiency is low, and the production requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric capacity pin equipment of bending aims at solving and bends fashioned equipment, the mould structure complicacy to the electric capacity pin at present to fashioned inefficiency problem.

In order to achieve the above object, an embodiment of the present invention provides a capacitor pin bending apparatus, which includes a first bending mechanism, a polarity detection mechanism, a steering mechanism, a capacity testing mechanism, a sorting and clamping mechanism, a pin cutting mechanism, a second bending mechanism, a third bending mechanism, a placing mechanism, and a clamping mechanism, which are sequentially disposed on a base; the clamping mechanism clamps the capacitor to sequentially pass through the first bending mechanism, the polarity detection mechanism, the steering mechanism, the capacity testing mechanism, the sorting clamping mechanism, the foot cutting mechanism, the second bending mechanism, the third bending mechanism and the placing mechanism; the first bending mechanism is used for bending the roots of the two pins into a splayed shape; the polarity detection mechanism is used for detecting the positive and negative electrodes of the capacitor pins; the steering mechanism is used for adjusting the capacitance with reversed positive and negative polarities; the capacity testing mechanism is used for detecting the capacity of the capacitor, and the sorting and clamping mechanism is used for discharging the bad capacitor; the pin cutting mechanism is used for cutting two pins of the capacitor; the second bending mechanism is used for bending the pins to one side, the third bending mechanism is used for bending the pins upwards, or the second bending mechanism is used for bending two pins of the capacitor to two opposite sides, and the third bending mechanism is used for bending the two pins to one side; the placing mechanism is used for placing or collecting the bent and formed capacitors.

Further, the first bending mechanism, the polarity detection mechanism, the capacity testing mechanism, the sorting and clamping mechanism, the foot cutting mechanism and the second bending mechanism are all composed of two parts which move relatively; the driving mechanism drives the first bending mechanism, the polarity detection mechanism, the capacity testing mechanism, the sorting and clamping mechanism, the foot cutting mechanism and the second bending mechanism to move relatively.

Furthermore, a first movable seat and a second movable seat are arranged on the machine base in a relatively sliding manner; the first bending mechanism, the polarity detection mechanism, the capacity testing mechanism, the sorting and clamping mechanism, the foot cutting mechanism and the second bending mechanism are all composed of two relatively moving parts and are respectively and relatively arranged on the first moving seat and the second moving seat; the driving mechanism drives the first movable seat and the second movable seat to move relatively.

Further, the first bending mechanism comprises a first connecting seat arranged on the first moving seat, a positioning plate arranged on the first connecting seat, a second connecting seat arranged on the second moving seat, two clamping plates symmetrically pivoted on the second connecting seat, a reset tension spring for opening the two clamping plates, and a first pushing mechanism for pushing the two clamping plates to clamp the positioning plate mutually; the positioning plate is characterized in that two edges at the top of the positioning plate are provided with first inclined planes, an extending part extending towards the inner side is arranged at the upper end of each clamping plate, a second inclined plane is arranged on the bottom surface of the extending part, and when the positioning plate is clamped by the two clamping plates, the second inclined plane on the bottom surface of the extending part is matched with the first inclined plane on the positioning plate.

Further, the first bending mechanism comprises a seat body arranged on the first movable seat, two bending clamping blocks symmetrically pivoted on the seat body, a bending plate arranged between the two bending clamping blocks, a sliding table arranged on the seat body, a connecting block for connecting the sliding table with the bending plate, and a horizontal pushing mechanism for pushing the sliding table to slide; a protection spring is further arranged between the connecting block and the sliding table; bending steps matched with the bending bosses on the inner sides of the bending clamping blocks are arranged on two sides of the bending plate; and a return spring is arranged between the two bending clamping blocks.

Furthermore, the polarity detection mechanism comprises a supporting plate, a guide seat, a pressing block, a sliding block, a tension spring, a guide rod, a detection pushing block, a baffle, a photoelectric switch, a third connecting seat and a cushion block; the top of the first moving seat is provided with a guide sliding groove, one side, away from the second moving seat, of the first moving seat is provided with a limiting plate, the guide seat is arranged in the guide sliding groove in a sliding mode, the end portion of the guide seat is provided with a connecting rod which penetrates through the limiting plate in a sliding mode, the end portion of the connecting rod is provided with a limiting portion which is limited on the outer side of the limiting plate, a compression spring is sleeved on the connecting rod, the compression spring abuts against the outer side of the limiting plate in a moving mode, and the other end of the compression spring abuts against the end portion of the; the pressing block is arranged at one end of the guide seat close to the second movable seat; a first clearance groove is formed in the inner side of the pressing block, the guide rod penetrates through the pressing block from the side wall of the first clearance groove in a sliding mode, the detection push block is arranged at the end portion of the guide rod, and a limiting piece is arranged at the other end of the guide rod; the supporting plate is arranged at the top of the first moving seat, the bottom of the supporting plate is provided with a limiting lug which extends into the guide sliding groove, and the limiting lug limits the top of the guide seat; the top of the supporting plate is provided with an upward extending boss, the sliding block penetrates through the boss in a sliding manner, one end, close to the guide rod, of the sliding block is provided with a downward extending abutting part, the other end of the sliding block is provided with the baffle, and the end part of the guide rod abuts against the abutting part; one end of the tension spring is connected to the top of the boss, and the other end of the tension spring is connected to the top of the sliding block; the tension spring pushes the abutting part to abut against the guide rod; the photoelectric switch is arranged on the supporting plate, and the baffle plate extends into the open slot of the photoelectric switch; the third connecting seat is arranged on the second movable seat, the cushion block is arranged on the inner side of the third connecting seat, and a second clearance groove for avoiding clearance is formed in the inner side of the cushion block.

Furthermore, the inner side of the cushion block is also provided with an extension table extending towards one side of the pressing block, and the extension table is provided with two V-shaped grooves; and a third clearance groove for avoiding the extension table is arranged on the inner side of the pressing block.

Furthermore, the capacity testing mechanism comprises a fourth connecting seat, a fifth connecting seat, a first insulating cushion block, a second insulating cushion block and a probe; the fourth connecting seat is arranged on the first moving seat, the fifth connecting seat is arranged on the second moving seat, the first insulating cushion block is arranged on the fourth connecting seat, and the second insulating cushion block is arranged on the fifth connecting seat; the inner side of the second insulating cushion block is provided with a bulge extending to one side of the first insulating cushion block, the bulge is provided with two second positioning grooves, and the inner side of the first insulating cushion block is provided with a third clearance groove for avoiding the bulge; the two probes penetrate through the first insulating cushion block and are electrically connected with the capacitance detector.

Further, the foot cutting mechanism comprises a first cutter arranged on the first movable seat and a second cutter arranged on the second movable seat.

Further, the second bending mechanism comprises a sliding table, a rolling shaft, an air cylinder, a supporting seat, a second limiting plate, a sixth connecting seat and a bending plate; a second guide sliding groove is formed in the first moving seat, the sliding table is arranged in the second guide sliding groove, a support connecting part extends upwards from one end, close to the second moving seat, of the sliding table, and the rolling shaft is rotatably connected to the upper end of the support connecting part; the cylinder is arranged on the first moving seat and pushes the sliding table to slide in the second guide sliding chute; the supporting seat is arranged on the first moving seat, the second limiting plate is arranged on the supporting seat, the sixth connecting seat is arranged on the second moving seat, and the bending plate is arranged at the upper end of the sixth connecting seat; the first movable seat and the second movable seat move in opposite directions, the roots of the two pins of the capacitor are limited by the second limiting plate, the air cylinder pushes the sliding table to slide, and the roller is matched with the bending plate to bend the pins in one direction.

Further, the sorting and clamping mechanism comprises a first clamping jaw, a second sliding block, a second clamping jaw and a second air cylinder; the first clamping jaw is arranged on the second moving seat, a third guide sliding groove is formed in the first moving seat, the second sliding block is arranged in the third guide sliding groove, the second clamping jaw is arranged at the end portion of the second sliding block, the second air cylinder is arranged on the first moving seat, and the second sliding block is pushed to slide along the third guide sliding groove.

Further, the driving mechanism is an electric cam mechanism, an electric linear sliding table mechanism or an air cylinder.

Further, the third bending mechanism comprises a mounting seat, a pushing block, a second rolling shaft, an extension seat, a second bending plate and a pushing mechanism; the mounting seat is arranged on the base, the push block is arranged on the mounting seat in a vertically sliding manner, and the second rolling shaft is rotatably connected to the upper end of the push block; the extension seat is located on the mounting seat, the second bending plate is L-shaped, the second bending plate is located the upper end of the extension seat, the bending portion of the second bending plate extends to one side of the second roller, the pushing mechanism is located the bottom of the pushing block, the pushing mechanism pushes the pushing block to move upwards, and the second roller and the second bending plate bend the capacitor pins upwards in a matching mode.

Further, the second bending mechanism comprises a first base, a bending seat, a second base, a second clamping plate, a second reset tension spring and a second pushing mechanism; the first base is arranged on the first moving seat, the bending seat is arranged on the first base, a bending limiting plate extending upwards is arranged at the top end of the bending seat, and two bending steps are formed between the bending limiting plate and the top of the bending seat; the second base is arranged on the second movable seat, the two second clamping plates are symmetrically pivoted on the second base, and the second clamping plates are provided with bending parts extending to the bending seat; the second reset tension spring is connected with the two second clamping plates, and the second pushing mechanism is arranged on the base; and the second pushing mechanism pushes the clamping parts of the two second clamping plates to be clamped at two sides of the bending limiting plate.

Further, the third bending mechanism comprises a second sliding table, a third rolling shaft, a second air cylinder, a second supporting seat, a third limiting plate, a third base and a second bending plate; a third guide sliding groove is formed in the first moving seat, the second sliding table is arranged in the third guide sliding groove, a second support connecting part extends upwards from one end, close to the second moving seat, of the second sliding table, and the third rolling shaft is rotatably connected to the upper end of the second support connecting part; the second cylinder is arranged on the first moving seat and pushes the second sliding table to slide in the third guide sliding groove; the second supporting seat is arranged on the first movable seat, the third limiting plate is arranged on the second supporting seat, the third base is arranged on the second movable seat, and the second bending plate is arranged at the upper end of the third base; the first movable seat and the second movable seat move in opposite directions, the roots of the two pins of the limiting capacitor of the third limiting plate are connected with the first cylinder, the second cylinder pushes the sliding table to slide, and the third roller is matched with the second bending plate to bend the pins in one direction.

Further, the polarity detection mechanism comprises a third insulating cushion block arranged on the first movable seat, a fourth insulating cushion block arranged on the second movable seat, and a first conductive contact arranged on the third insulating cushion block, wherein the first conductive contact is electrically connected with the capacitance polarity tester;

the capacity testing mechanism comprises a fifth insulating cushion block arranged on the first moving seat, a sixth insulating cushion block arranged on the second moving seat and two groups of second conductive contacts arranged on the fifth insulating cushion block, and the second conductive contacts are electrically connected with a capacity tester;

the pin cutting mechanism comprises a first cutter seat arranged on the first movable seat and a second cutter seat arranged on the second movable seat, and cutting edges are arranged on the opposite sides of the first cutter seat and the second cutter seat;

the second bending mechanism comprises a first bending seat arranged on the first moving seat and a second bending seat arranged on the second moving seat, a rolling shaft is arranged on one side, facing the second bending seat, of the first bending seat, and a bending limiting plate extends from the upper end of the second bending seat to the first bending seat; the first bending seat and the second bending seat move relatively, and the rolling shaft is positioned at the bottom of the bending limiting plate;

the third bending mechanism comprises a third bending seat and a fourth bending seat which are oppositely arranged on the base, the upper end of the fourth bending seat faces towards the third bending seat, a bending positioning plate is extended from the third bending seat, a vacancy is avoided to one side of the bending positioning plate, a bending sliding block is arranged on the third bending seat in a sliding mode, and the power mechanism pushes the bending sliding block to slide up and down.

Furthermore, the front end of the first bending mechanism is also sequentially provided with a feeding mechanism and a foot separating mechanism; the feeding mechanism is used for conveying the capacitor to the clamping mechanism; the pin separating mechanism comprises a seventh connecting seat arranged on the first moving seat, a pin separating convex die arranged on the seventh connecting seat, an eighth connecting seat arranged on the second moving seat and a pin separating concave die arranged on the eighth connecting seat; the end part of the foot dividing convex die is provided with a conical angle, and the foot dividing concave die is provided with a foot dividing groove.

Further, a pin bending mechanism is arranged between the pin cutting mechanism and the second bending mechanism; the pin bending mechanism is used for bending the free ends of the two pins of the capacitor into an L shape or a K shape.

Further, the clamping mechanism comprises a fixed seat, a clamping sliding seat, a first clamping arm, a second clamping arm, a first horizontal pushing mechanism and a second horizontal pushing mechanism; the fixed seat is arranged on the machine base, a guide rail is arranged on the fixed seat, the clamping slide seat is connected with the guide rail in a sliding manner, a plurality of limiting slide grooves are arranged on the clamping slide seat, the first clamping arm and the second clamping arm are arranged in each limiting slide groove in a sliding manner, the first clamping arm and the second clamping arm are arranged up and down, and a linkage part for enabling the first clamping arm and the second clamping arm to move relatively is arranged between the first clamping arm and the second clamping arm; the end parts of the first clamping arm and the second clamping arm are respectively provided with a clamping part extending downwards; the first horizontal pushing mechanism pushes the clamping sliding seat to slide along the guide rail, and the second horizontal pushing mechanism pushes the first clamping arm and the second clamping arm to slide oppositely, so that the clamping part clamps and releases the capacitor.

Further, the placing mechanism comprises a second mounting seat, a first rotating shaft, a rotating seat, a second rotating shaft, a first bevel gear, a second bevel gear and a picking mechanism; the second mounting seat is provided with a mounting avoidance space; the first rotating shaft is rotatably connected with the second mounting seat, one end of the first rotating shaft extends into the mounting clearance space, and the other end of the first rotating shaft penetrates through the second mounting seat; the rotating seat is fixedly arranged at one end of the first rotating shaft extending into the installation avoidance space, and the second rotating shaft is rotatably connected with the rotating seat; the first bevel gear is fixedly sleeved at one end, close to the mounting space avoidance position, of the second rotating shaft, the picking mechanism is arranged at the other end of the second rotating shaft, and the second bevel gear is fixedly arranged on the inner side wall of the mounting space avoidance position and meshed with the first bevel gear; the power mechanism drives the first rotating shaft to rotate, so that the second rotating shaft rotates along with the first rotating shaft, and the second rotating shaft rotates under the meshing of the first bevel gear and the second bevel gear.

Further, the placing mechanism comprises a support frame, a lifting cylinder, a translation cylinder, a suction nozzle, a positioning seat and a conveying track; the support frame is arranged on the base, the lifting cylinder is arranged on the support frame, the translation cylinder is arranged at the telescopic end of the lifting cylinder, and the suction nozzle is arranged at the telescopic end of the translation cylinder; the positioning seat is arranged on the base and positioned on one side of the supporting frame, one side of the positioning seat, which is far away from the supporting frame, is arranged in the positioning groove, the inner wall of the positioning groove is provided with a supporting part, the supporting part is used for supporting the bottom of the capacitor, the other side of the positioning seat is provided with two air blowing holes, the two air blowing holes are respectively distributed on the upper side and the lower side of the supporting part, and the two air blowing holes are communicated with an air blowing mechanism; the conveying track is arranged on one side of the positioning seat, a track groove is formed in the conveying track, and the end part of the conveying track is communicated with the positioning groove; the supporting part is higher than the bottom of the rail groove, and the height from the supporting part to the top of the positioning groove is not higher than 1/2 of the whole height of the capacitor.

Further, the placing mechanism picks up the formed capacitors and turns to place the capacitors in a carrier tape of the carrier tape packaging mechanism or a conveying guide rail, and the conveying guide rail conveys the capacitors to the surface mounting machine.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the electric capacity pin equipment of bending have following technological effect at least:

1. the clamping mechanism clamps a capacitor and sequentially passes through the first bending mechanism, the polarity detection mechanism, the steering mechanism, the capacity testing mechanism, the sorting clamping mechanism, the foot cutting mechanism, the second bending mechanism, the third bending mechanism and the placing mechanism; therefore, the capacitor is bent and formed through a plurality of continuous processes, so that the bending efficiency is improved, and each bending process is independent, so that the bending mechanism of each bending process is simplified, and the production and assembly costs are low.

2. The first bending mechanism is used for bending the roots of the two pins into a splayed shape, so that the distance between the two pins is increased, and after the capacitor is bent, the capacitor is welded on a circuit board, so that the capacitor stands more stably, and the welded quality is packaged.

3. The electric capacity makes two pins become the eight characters type through first mechanism of bending, and polarity that polarity detection mechanism detected electric capacity, steering mechanism transferred the electric capacity, and capacity test mechanism detects whether bad electric capacity, selects separately fixture and sorts out the defective products, and foot cutting mechanism accomplishes the shearing of pin, and the pin that second mechanism and third bending mechanism accomplished the electric capacity of bending is again by put the mechanism and put the electric capacity and put, therefore further promotion select separately, the fashioned efficiency of bending, satisfy the demand of production.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a forming flow chart of embodiment 1 of the capacitor pin bending apparatus provided in the embodiment of the present invention.

Fig. 2 is a perspective view of the electric capacity pin equipment of bending that the embodiment of the utility model provides.

Fig. 3 is a structural diagram of an embodiment 1 of the capacitor pin bending apparatus provided in the embodiment of the present invention.

Fig. 4 is a structural diagram of the first movable seat and the second movable seat in embodiment 1 of the capacitor pin bending apparatus provided in the present invention.

Fig. 5 is the embodiment of the utility model provides an electric capacity pin equipment of bending the structure chart of first mechanism of bending.

Fig. 6 is a partial view of the first bending mechanism of the capacitor pin bending apparatus according to the embodiment of the present invention.

Fig. 7 is a schematic view of a capacitor pin forming structure according to another embodiment of the capacitor pin bending apparatus provided in the embodiment of the present invention.

Fig. 8 is a structural diagram of another embodiment of the first bending mechanism of the capacitor pin bending apparatus according to the embodiment of the present invention.

Fig. 9 is an exploded view of another embodiment of the first bending mechanism of the capacitor pin bending apparatus according to the embodiment of the present invention.

Fig. 10 is a structural diagram of the capacitor pin bending apparatus according to the embodiment of the present invention, in which the pin bending mechanism is bent into an L shape.

Fig. 11 is the utility model provides an electric capacity pin equipment of bending pin mechanism of bending becomes the structure chart of K type.

Fig. 12 is a structural diagram of the polarity detection mechanism of the capacitor pin bending apparatus according to an embodiment of the present invention.

Fig. 13 is an exploded view of the polarity detection mechanism of the capacitor pin bending apparatus according to an embodiment of the present invention.

Fig. 14 is a structural diagram of the capacity detecting mechanism of the capacitor pin bending apparatus according to the embodiment of the present invention.

Fig. 15 is a structural diagram of the pin cutting mechanism of the capacitor pin bending apparatus provided by the embodiment of the present invention.

Fig. 16 is a structural diagram of the second bending mechanism of the capacitor pin bending apparatus according to the embodiment of the present invention.

Fig. 17 is the embodiment of the utility model provides an electric capacity pin equipment of bending select separately fixture's block diagram.

Fig. 18 is a structural diagram of a third bending mechanism of the capacitor pin bending apparatus according to an embodiment of the present invention.

Fig. 19 is a structural diagram of the polarity detection mechanism according to another embodiment of the capacitor pin bending apparatus provided in the embodiment of the present invention.

Fig. 20 is a structural diagram of the capacity detecting mechanism according to another embodiment of the capacitor pin bending apparatus provided in the embodiment of the present invention.

Fig. 21 is a structural diagram of the pin cutting mechanism according to another embodiment of the capacitor pin bending apparatus provided in the embodiment of the present invention.

Fig. 22 is a structural diagram of the second bending mechanism according to another embodiment of the capacitor pin bending apparatus provided in the embodiment of the present invention.

Fig. 23 is a structural diagram of the third bending mechanism according to another embodiment of the capacitor pin bending apparatus provided in the embodiment of the present invention.

Fig. 24 is a flowchart illustrating a forming process of embodiment 2 of the capacitor pin bending apparatus according to an embodiment of the present invention.

Fig. 25 is a structural diagram of a capacitor pin bending apparatus embodiment 2 according to an embodiment of the present invention.

Fig. 26 is a structural diagram of a pin forming portion in embodiment 2 of the device for bending capacitor pins according to the present invention.

Fig. 27 is a structural diagram of another embodiment of the second bending mechanism of the capacitor pin bending apparatus according to the embodiment of the present invention.

Fig. 28 is a structural diagram of another embodiment of the third bending mechanism of the capacitor pin bending apparatus according to the embodiment of the present invention.

Fig. 29 is a structural diagram of the pin separating mechanism of the capacitor pin bending apparatus provided by the embodiment of the present invention.

Fig. 30 is a structural diagram of the clamping mechanism of the capacitor pin bending apparatus provided by the embodiment of the present invention.

Fig. 31 is an internal structure diagram of the clamping mechanism of the capacitor pin bending apparatus provided by the embodiment of the present invention.

Fig. 32 is a structural diagram of the placing mechanism of the capacitor pin bending apparatus according to an embodiment of the present invention.

Fig. 33 is a structural diagram of another state of the placing mechanism of the capacitor pin bending apparatus according to the embodiment of the present invention.

Fig. 34 is a structural diagram of another embodiment of the placing mechanism of the capacitor pin bending apparatus according to the embodiment of the present invention.

Fig. 35 is a structural diagram of a conveying track provided in the capacitor pin bending apparatus provided in the embodiment of the present invention.

Fig. 36 is a structural diagram of another embodiment of the capacitor pin bending apparatus provided with a conveying rail according to an embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1 to 4, the capacitor pin bending apparatus includes a first bending mechanism 200, a polarity detection mechanism 300, a steering mechanism 400, a capacity testing mechanism 500, a sorting clamping mechanism 600, a pin cutting mechanism 700, a second bending mechanism 800, a third bending mechanism 900, a placing mechanism 1000, and a clamping mechanism 1100 sequentially disposed on a base 100. The clamping mechanism 1100 clamps the capacitor to sequentially pass through the first bending mechanism 200, the polarity detection mechanism 300, the steering mechanism 400, the capacity testing mechanism 500, the sorting clamping mechanism 600, the pin cutting mechanism 700, the second bending mechanism 800, the third bending mechanism 900 and the placing mechanism 1000. The first bending mechanism 200 is used for bending the roots of the two pins into a splayed shape; the polarity detection mechanism 300 is used for detecting the positive and negative electrodes of the capacitor pins; the steering mechanism 400 is used for adjusting the capacitance with reversed positive and negative polarities; the capacity testing mechanism 50 is used for detecting the capacity of the capacitor, and the sorting clamping mechanism 600 is used for discharging the defective capacitor; the pin cutting mechanism 700 is used for cutting two pins of the capacitor; the second bending mechanism 800 is used for bending the pins to one side, and the third bending mechanism 900 is used for bending the pins upwards; the placing mechanism 1000 is used for placing or collecting the bent capacitors. Therefore, the capacitor is bent and formed through a plurality of continuous processes, so that the bending efficiency is improved, and each bending process is independent, so that the bending mechanism of each bending process is simplified, and the production and assembly costs are low. And the first bending mechanism 200 is used for bending the roots of the two pins into a splayed shape, so that the distance between the two pins is increased, and after the capacitor is bent, the capacitor is welded on a circuit board, so that the capacitor stands more stably, and the welded quality is packaged.

Further, referring to fig. 1 to 4, the first bending mechanism 200, the polarity detection mechanism 300, the capacity testing mechanism 500, the sorting and holding mechanism 600, the foot cutting mechanism 700, and the second bending mechanism 800 are each composed of two relatively moving parts. The driving mechanism (not shown in the drawings) drives the two components of the first bending mechanism 200, the polarity detection mechanism 300, the capacity testing mechanism 500, the sorting and clamping mechanism 600, the foot cutting mechanism 700, and the second bending mechanism 800 to move relatively. In this embodiment, the capacitance detection and the bending formation are completed by the relative movement of the two components of the first bending mechanism 200, the polarity detection mechanism 300, the capacity testing mechanism 500, the sorting and clamping mechanism 600, the foot cutting mechanism 700, and the second bending mechanism 800.

Further, referring to fig. 1 to 4, a first movable base 110 and a second movable base 120 are slidably disposed on the machine base 100; the first bending mechanism 200, the polarity detection mechanism 300, the capacity test mechanism 500, the sorting and clamping mechanism 600, the foot cutting mechanism 700, and the second bending mechanism 800 are composed of two relatively moving components, and are respectively and relatively disposed on the first moving base 110 and the second moving base 120; a driving mechanism (not shown) drives the first movable base 110 and the second movable base 120 to move relatively. In this embodiment, the driving mechanism drives the first movable base 110 and the second movable base 120 to move towards each other, so as to complete capacitance detection and bending formation. Further, the driving mechanism in the present embodiment is an electric cam mechanism.

Further, referring to fig. 5 and 6, the first bending mechanism 200 includes a first connecting seat 210 disposed on the first moving seat 110, a positioning plate 220 disposed on the first connecting seat 210, a second connecting seat 230 disposed on the second moving seat 120, two clamping plates 240 symmetrically pivoted on the second connecting seat 230, a return tension spring (not shown in the drawings) for opening the two clamping plates 240, and a first pushing mechanism 250 for pushing the two clamping plates 240 to clamp the positioning plate 220; the two edges of the top of the positioning plate 220 are provided with first inclined surfaces 221, the upper end of the clamping plate 240 is provided with an extending portion 241 extending towards the inner side, the bottom surface of the extending portion 241 is provided with second inclined surfaces 242, and when the positioning plate 220 is clamped by the two clamping plates 240, the second inclined surfaces 242 on the bottom surface of the extending portion 241 are matched with the first inclined surfaces 221 on the positioning plate 220. In this embodiment, when the first movable base 110 and the second movable base 120 move towards each other, the two pins of the capacitor are located at two sides of the positioning plate 220, and then the triangular insertion plate of the first pushing mechanism 250 is inserted between the two clamping plates 240, and the two clamping plates 240 are pushed to rotate around the pivot, so that the corresponding first inclined surfaces 221 on the positioning plate 220 of the second inclined surfaces 242 on the clamping plates 240 are matched, thereby bending the two pins of the capacitor to form a figure-eight shape. Further, the first pushing mechanism 250 in this embodiment includes a swing link and an insert plate disposed at an upper end of the swing link, and the swing link is pushed to swing by a driving mechanism of the electric cam mechanism.

Further, referring to fig. 4 and 10, in another embodiment of the first bending mechanism, the first bending mechanism 200 includes a base 201 disposed on the first movable base 110, two bending clamping blocks 202 symmetrically pivoted on the base 201, a bending plate 203 disposed between the two bending clamping blocks 202, a sliding table 204 disposed on the base 201, a connecting block 205 connecting the sliding table 204 and the bending plate 203, and a horizontal pushing mechanism 206 pushing the sliding table 204 to slide; a protection spring 207 is further arranged between the connecting block 205 and the sliding table 204; bending steps matched with the bending bosses on the inner sides of the bending clamping blocks 202 are arranged on two sides of the bending plate 203; a return spring (not shown in the drawings) is arranged between the two bending clamping blocks 202. The first movable base 110 and the clamping mechanism 1100 clamp the capacitor between the bending clamp blocks 202 when the capacitor reaches the preset value, the horizontal pushing mechanism 206 pushes the bending plate 203 to be located between two capacitor electrodes, and the two bending clamp blocks 202 are pushed to be clamped simultaneously, so that the bending bosses are matched with the bending steps, and the two electrodes of the capacitor are inserted into the bending steps to be bent towards two sides.

Further, referring to fig. 12 and 13, the polarity detection mechanism 300 includes a support plate 301, a guide holder 302, a pressing block 303, a slider 304, a tension spring 305, a guide rod 306, a detection pushing block 307, a baffle 308, a photoelectric switch 309, a third connection holder 310, and a spacer 311. A guide chute (not shown in the drawing) is arranged at the top of the first moving seat 110, a limiting plate 111 is arranged on one side, away from the second moving seat 120, of the first moving seat 110, the guide seat 302 is slidably arranged in the guide chute, a connecting rod 312 slidably penetrating through the limiting plate 111 is arranged at the end of the guide seat 302, a limiting part (not shown in the drawing) limited at the outer side of the limiting plate 111 is arranged at the end of the connecting rod 312, a compression spring 313 is sleeved on the connecting rod 312, the compression spring 313 abuts against the outer side of the limiting plate 111 in a moving manner, and the other end of the compression spring 313 abuts against the end of the guide seat 302; the pressing block 303 is disposed at one end of the guide base 302 close to the second movable base 120. A first clearance groove 314 is formed in the inner side of the pressing block 303, the guide rod 306 penetrates through the pressing block 303 from the side wall of the first clearance groove 314 in a sliding manner, the detection push block 307 is arranged at the end of the guide rod 306, and a limiting member is arranged at the other end of the guide rod 306. The supporting plate 301 is arranged at the top of the first movable seat 110, a limiting bump extending into the guide sliding groove is arranged at the bottom of the supporting plate 301, and the limiting bump is limited at the top of the guide seat 302. The top of the supporting plate 301 is provided with a boss 314 extending upwards, the slider 304 slidably passes through the boss 315, one end of the slider 304 close to the guide rod 306 is provided with an abutting part 316 extending downwards, the other end is provided with the baffle 308, and the end part of the guide rod 306 abuts against the abutting part 316; one end of the tension spring 305 is connected to the top of the boss, and the other end of the tension spring is connected to the top of the sliding block 304; the tension spring 305 pushes the abutment 316 into abutment with the guide bar 306; the photoelectric switch 309 is arranged on the supporting plate 301, and the baffle 308 extends into the slot of the photoelectric switch 309; the third connecting seat 310 is disposed on the second moving seat 120, the pad 311 is disposed on the inner side of the third connecting seat 310, and a second clearance groove 317 for avoiding the clearance of the detecting push block 307 is disposed on the inner side of the pad 311. In this embodiment, when the polarity of the capacitor pin is detected, the pin of the capacitor is located between the pressing block 303 and the pad block 311, when the first movable base 110 and the second movable base 120 move in opposite directions, the pressing block 303 and the pad block 311 clamp the pin of the capacitor, and the connecting rod 312 overcomes the elastic force of the compression spring 313, so that the guide rod 306 and the detection push block 307 can continue to extend out, when the detection push block 307 touches the long pin of the capacitor, the slider 304 overcomes the elastic force of the tension spring 305, and when the guide base 302 and the pressing block 303 continue to move, the baffle 308 further moves into the slot of the photoelectric switch 309, so that the photoelectric switch can detect the baffle 308, thereby the positive and negative directions of the capacitor pin can be detected, and the subsequent steering mechanism 400 clamps the capacitor and rotates 180 degrees to realize the steering of the capacitor.

Further, an extension table 318 extending towards one side of the pressing block is further arranged on the inner side of the cushion block 311, and two V-shaped grooves are formed in the extension table 318; a third clearance groove for avoiding the extension table 318 is arranged on the inner side of the pressing block 303. In this embodiment, the two V-shaped grooves are used to position and isolate the two pins of the capacitor, so as to prevent the polarity detection mechanism 300 from being unable to accurately detect the positive and negative polarities due to the deformation of the two pins of the capacitor.

Further, referring to fig. 14, the capacity testing mechanism 500 includes a fourth connection socket 510, a fifth connection socket 520, a first insulation pad 530, a second insulation pad 540, and a probe 550. The fourth connecting seat 510 is disposed on the first moving seat 110, the fifth connecting seat 520 is disposed on the second moving seat 120, the first insulating pad 530 is disposed on the fourth connecting seat 510, and the second insulating pad 540 is disposed on the fifth connecting seat 520; a protrusion 541 extending to one side of the first insulating pad 530 is arranged on the inner side of the second insulating pad 540, two second positioning grooves 542 are arranged on the protrusion, and a third clearance groove for avoiding the protrusion is arranged on the inner side of the first insulating pad 530; the two probes 550 penetrate through the first insulating pad 530, and the two probes 550 are electrically connected to a capacitance detector (not shown in the figure). In this embodiment, when the capacitance of the capacitor is detected, the pins of the capacitor are respectively located in the corresponding second locating grooves 542; the probe 550 is connected to two pins of the circuit, so that the capacitance of the capacitor is detected by the capacitance detector.

Further, referring to fig. 15, the foot cutting mechanism 700 includes a first cutter 710 disposed on the first movable base 110 and a second cutter 720 disposed on the second movable base 120. In this embodiment, when the pins of the capacitor are located between the first cutter 710 and the second cutter 720, the first cutter 710 and the second cutter 720 complete pin flat cutting by the opposite movement of the first movable base 110 and the second movable base 120.

Further, referring to fig. 16, the second bending mechanism 800 includes a sliding table 810, a roller 820, an air cylinder 830, a supporting seat 840, a second limiting plate 850, a sixth connecting seat 860, and a bending plate 870. The first movable base 110 is provided with a second guide sliding groove (not shown in the drawings), the sliding table 810 is arranged in the second guide sliding groove, one end of the sliding table 810 close to the second movable base 120 extends upwards to form a support connecting portion 811, and the roller 820 is rotatably connected to the upper end of the support connecting portion 811. The air cylinder 830 is disposed on the first moving base 110, and the air cylinder 830 pushes the sliding table 810 to slide in the second guiding chute; the supporting seat 840 is disposed on the first moving seat 110, the second limiting plate 850 is disposed on the supporting seat 840, the sixth connecting seat 860 is disposed on the second moving seat 120, and the bending plate 870 is disposed at an upper end of the sixth connecting seat 860; the first movable seat 110 and the second movable seat 120 move in opposite directions, the roots of the two pins of the second limiting plate limit capacitor, the cylinder 830 pushes the sliding table 810 to slide, and the roller 820 is matched with the bending plate 870 to bend the pins in one direction. In this embodiment, when the second bending mechanism 800 bends the pins, the first moving seat 110 and the second moving seat 120 move in opposite directions, the second limiting plate 850 limits the root of the capacitor pins, and the cylinder 830 pushes the sliding table 810 to slide, so that the roller 820 rolls at the bottom of the bending plate 870, thereby bending the pins of the capacitor.

Further, referring to fig. 17, the sorting clamping mechanism 600 includes a first clamping jaw 610, a second slider 620, a second clamping jaw 630 and a second air cylinder 640. The first clamping jaw 610 is disposed on the second moving seat 120, a third guiding sliding groove (not shown in the drawing) is disposed on the first moving seat 110, the second sliding block 620 is disposed in the third guiding sliding groove, the second clamping jaw 630 is disposed at an end of the second sliding block 620, and the second cylinder 640 is disposed on the first moving seat 110 and pushes the second sliding block 620 to slide along the third guiding sliding groove. In this embodiment, when the capacitor is detected to be a defective product, the second cylinder 640 drives the second slider 620 to move back, when the first movable seat 110 and the second movable seat 120 move in opposite directions, a hollow space is formed between the first clamping jaw 610 and the second clamping jaw 630, and the capacitor drops from the space, so that the capacitor on the sorting and clamping mechanism 600 is empty, and therefore, the next process cannot be left, and the defective product is discharged.

Further, referring to fig. 18, the third bending mechanism 900 includes a mounting base 910, a pushing block 920, a second roller 930, an extending base 940, a second bending plate 950, and a pushing mechanism 960. The mounting base 910 is disposed on the base 100, the push block 920 is slidably disposed on the mounting base 910 up and down, and the second roller 930 is rotatably connected to an upper end of the push block 920; the extending base 940 is disposed on the mounting base 910, the second bending plate 950 is L-shaped, the second bending plate 950 is disposed at the upper end of the extending base 940, the bending portion of the second bending plate 950 extends to one side of the second roller 930, the pushing mechanism 960 is disposed at the bottom end of the pushing block 920, the pushing mechanism 960 pushes the pushing block to move upward, and the second roller 930 and the second bending plate 950 bend the capacitor pins upward in a matching manner. Specifically, in this embodiment, when the pins of the capacitor are located at the bottom end of the bending portion of the second bending plate 950, the pushing mechanism 960 pushes the second roller 930 to move upward, so that the pins are bent upward. Further, the pushing mechanism 960 includes a pushing cylinder 961 disposed on the base 100, and an inclined block 962 disposed at a telescopic end of the pushing cylinder 961, and a bottom surface of the pushing block 920 abuts against an inclined surface of the inclined block 962.

In another embodiment of the present invention, as shown in fig. 1 and fig. 24 to 26, the capacitor pin bending apparatus includes a first bending mechanism 200, a polarity detection mechanism 300, a steering mechanism 400, a capacity testing mechanism 500, a sorting clamping mechanism 600, a pin cutting mechanism 700, a second bending mechanism 800, a third bending mechanism 900, a placing mechanism 1000, and a clamping mechanism 1100 sequentially disposed on a base 100. The clamping mechanism 1100 clamps the capacitor to sequentially pass through the first bending mechanism 200, the polarity detection mechanism 300, the steering mechanism 400, the capacity testing mechanism 500, the sorting clamping mechanism 600, the pin cutting mechanism 700, the second bending mechanism 800, the third bending mechanism 900 and the placing mechanism 1000. The first bending mechanism 200 is used for bending the roots of the two pins into a splayed shape; the polarity detection mechanism 300 is used for detecting the positive and negative electrodes of the capacitor pins; the steering mechanism 400 is used for adjusting the capacitance with reversed positive and negative polarities; the capacity testing mechanism 50 is used for detecting the capacity of the capacitor, and the sorting clamping mechanism 600 is used for discharging the bad capacitor; the pin cutting mechanism 700 is used for cutting two pins of the capacitor; the second bending mechanism 800 is used for bending two pins of the capacitor towards two opposite sides, and the third bending mechanism 900 is used for bending the pins towards one side, so that the formed capacitor and the two pins are in T-shaped installation. The placing mechanism 1000 is used for placing or collecting the bent capacitors. Therefore, the capacitor is bent and formed through a plurality of continuous processes, so that the bending efficiency is improved, and each bending process is independent, so that the bending mechanism of each bending process is simplified, and the production and assembly costs are low. And the first bending mechanism 200 is used for bending the roots of the two pins into a splayed shape, so that the distance between the two pins is increased, and after the capacitor is bent, the capacitor is welded on a circuit board, so that the capacitor stands more stably, and the welded quality is packaged.

Further, referring to fig. 27, the second bending mechanism 800 includes a first base 801, a bending base 802, a second base 803, a second clamping plate 804, a second return tension spring (not shown), and a second pushing mechanism 805. The first base 801 is arranged on the first movable base 110, the bending base 802 is arranged on the first base 801, a bending limiting plate 806 extending upwards is arranged at the top end of the bending base 802, and the bending limiting plate 807 and the top of the bending base 802 form two bending steps. The second base 803 is disposed on the second movable base 120, the two second clamping plates 804 are symmetrically pivoted on the second base 803, and the second clamping plates 804 have bending portions 807 extending toward the bending base 802; the second reset tension spring is connected with the two second clamping plates 804, and the second pushing mechanism 805 is arranged on the machine base 100; the second pushing mechanism 805 pushes the clamping portions of the two second clamping plates 804 to clamp on two sides of the bending limiting plate 806. In this embodiment, when the first movable base 110 and the second movable base 120 move relatively, the upper end of the bending base 802 extends into between the two second clamping plates 804, and the second pushing mechanism 805 pushes the two second clamping plates 804 to clamp the bending limiting plate 806, so that the two pins of the capacitor are bent toward two sides. The second pushing mechanism 805 in this embodiment includes a swing link and an insert plate disposed at an upper end of the swing link, and the swing link is pushed to swing by a driving mechanism of the electric cam mechanism.

Further, referring to fig. 28, the third bending mechanism 900 includes a second sliding table 901, a third roller 902, a second cylinder 903, a second supporting seat 904, a third limiting plate 905, a third base 906, and a second bending plate 907. A third guide sliding groove (not shown in the drawings) is formed in the first moving seat 110, the second sliding table 901 is arranged in the third guide sliding groove, a second support connecting portion 908 extends upwards from one end, close to the second moving seat 120, of the second sliding table 901, and the third roller 902 is rotatably connected to the upper end of the second support connecting portion 908; the second cylinder 903 is arranged on the first moving seat 110, and the second cylinder 903 pushes the second sliding table 901 to slide in the third guide sliding chute; the second supporting seat 904 is disposed on the first movable seat 110, the third limiting plate 905 is disposed on the second supporting seat 904, the third base 906 is disposed on the second movable seat 120, and the second bending plate 907 is disposed at an upper end of the third base 906. The first movable seat 110 and the second movable seat 120 move in opposite directions, the third limiting plate 905 limits the roots of the two pins of the second capacitor, the second cylinder 903 pushes the sliding table to slide, and the third roller 902 is matched with the bending plate 907 to bend the pins in one direction. In this embodiment, when the third bending mechanism 900 bends the pins, the first moving seat 110 and the second moving seat 120 move in opposite directions, the third limiting plate 905 limits the root of the pins of the capacitor, and the second cylinder 903 pushes the second sliding table 901 to slide, so that the third roller 902 rolls at the bottom of the second bending plate 907, thereby bending the pins of the capacitor.

Further, referring to fig. 1 to 28, a shaping mechanism 1200 is further disposed between the third bending mechanism 900 and the placing mechanism 1000, and the shaping mechanism 1200 is configured to flap pins of the capacitor, so that the pins are approximately parallel to the side wall of the capacitor body. The shaping mechanism 1200 comprises a first shaping cushion block 1201 arranged on the first movable base 110 and a second shaping cushion block 1202 arranged on the second movable base 120; two protrusions are arranged on the inner side of the second shaping cushion block 1202 to tap pins of the capacitor.

Further, a correction mechanism is further disposed between the second bending mechanism 800 and the third bending mechanism 900, and the correction mechanism is configured to correct the pins bent toward the opposite side.

Referring to fig. 7 to 9 and 19 to 23, in yet another embodiment of the device for bending a capacitor pin, the polarity detection mechanism 300 includes a third insulating pad 320 disposed on the first movable base 110, a fourth insulating pad 321 disposed on the second movable base 120, and a first conductive contact 322 disposed on the third insulating pad 320, and the first conductive contact 322 is electrically connected to a capacitance polarity tester. By moving the first movable base 110 and the second movable base 120 toward each other, the first conductive contact 322 presses the pin of the capacitor against the fourth insulating pad 321, so that the positive and negative polarities of the capacitor are detected by the capacitor polarity tester.

Referring to fig. 20, the capacitance testing mechanism 500 includes a fifth insulating pad 501 disposed on the first movable base 110, a sixth insulating pad 502 disposed on the second movable base 120, and two sets of second conductive contacts 503 disposed on the fifth insulating pad 501, where the second conductive contacts 503 are electrically connected to the capacitance tester. When the first movable base 110 and the second movable base 120 move towards each other, the two second conductive contacts 503 press the pins of the capacitor against the sixth insulating pad 502, and the capacitance of the capacitor is detected by the pins and the fifth insulating pad.

Referring to fig. 21, the pin cutting mechanism 700 includes a first cutter seat 701 disposed on the first movable seat 110, and a second cutter seat 702 disposed on the second movable seat 120, and cutting edges are disposed on opposite sides of the first cutter seat 701 and the second cutter seat 702. In this embodiment, when the first movable seat 110 and the second movable seat 120 move relatively, the cutting edges of the first cutter seat 701 and the second cutter seat 702 cut off the leads of the capacitor.

Referring to fig. 22, the second bending mechanism 800 includes a first bending base 8001 disposed on the first moving base 110, and a second bending base 8002 disposed on the second moving base 120, wherein a roller 8003 is disposed on a side of the first bending base 8001 facing the second bending base 8002, and a bending limit plate 8004 extends from an upper end of the second bending base 8002 toward the first bending base 8001; the first bending seat 8001 and the second bending seat 8002 move relatively, and the roller 8003 is located at the bottom of the bending limit plate 8004. In this embodiment, when the first movable seat 110 and the second movable seat 120 move relatively, the roller 8003 pushes the capacitor pins to bend along the bottom of the bending limiting plate 8004.

Referring to fig. 23, third bending mechanism 900 is including setting up relatively third bending seat 9000 and fourth bending seat 9001 on the frame 100, fourth bending seat 9001 upper end orientation third bending seat 9000 extends there is the locating plate 9002 of bending, one side of locating plate 9002 of bending is equipped with keeps away the vacancy, keeps away the vacancy and is used for keeping away empty electric capacity. A bending sliding block 9003 is arranged on the third bending seat 9000 in a sliding manner, and a power mechanism pushes the bending sliding block 9003 to slide up and down; when the capacitor is placed in the vacancy avoiding position, the bending sliding block 9003 moves upwards, so that the pins of the capacitor are bent upwards along the end part of the bending positioning plate 9002.

Further, referring to fig. 1, 3, 4, 25, 26, 29, 35, and 36, the feeding mechanism 1001 and the leg separating mechanism 1300 are further provided in this order at the front end of the first bending mechanism 200. The feeding mechanism 1001 is used for conveying the capacitor to the clamping mechanism 1100. The pin separating mechanism 1300 includes a seventh connecting seat 1310 disposed on the first moving seat 110, a pin separating punch 1320 disposed on the seventh connecting seat 1310, an eighth connecting seat 1330 disposed on the second moving seat 120, and a pin separating punch 1340 disposed on the eighth connecting seat 1330. The end part of the pin dividing convex die 1320 is provided with a taper angle, and the pin dividing concave die 1340 is provided with a pin dividing groove. When the leg separating male die 1320 and the leg separating male die 1320 are closed, the leg separating male die 1320 separates the electrode pins of the capacitor, so that the two electrode pins of the capacitor are positioned at two sides of the positioning plate 220 during shaping.

Further, referring to fig. 4 and 10, a pin bending mechanism 1400 is further disposed between the pin cutting mechanism 700 and the second bending mechanism 800; the pin bending mechanism 1400 is used for bending the free ends of the two pins of the capacitor into an L shape or a K shape. In this embodiment, the free ends of the two leads are bent into L-shape or K-shape by the lead bending mechanism 1400, so as to increase the strength of the ends of the leads.

Further, referring to fig. 10, the pin bending mechanism 1400 includes a first bending block 1410 disposed on the first movable base 110 and a second bending block 1420 disposed on the second movable base 120; the first bending block 1410 is arranged on a bending protrusion 1411 extending to the second bending block 1420, the second bending block 1420 is provided with a bending recess 1421 matched with the bending protrusion 1411, and the bending protrusion 1411 extends into the bending recess 1421, so that the free end of the pin is bent.

Further, referring to fig. 30 and 31, the clamping mechanism 1100 includes a fixing seat 1110, a clamping slider 1120, a first clamping arm 1130, a second clamping arm 1140, a first translation mechanism 1150, and a second translation mechanism 1160. The fixing seat 1110 is arranged on the machine base 100, a guide rail 1111 is arranged on the fixing seat 1110, the clamping slide seat 1120 is connected with the guide rail 1111 in a sliding manner, a plurality of limiting sliding grooves are arranged on the clamping slide seat 1120, the first clamping arm 1130 and the second clamping arm 1140 are arranged in each limiting sliding groove in a sliding manner, the first clamping arm 1130 and the second clamping arm 1140 are arranged up and down, and a linkage 1170 for enabling the first clamping arm 1130 and the second clamping arm to move relative to each other is arranged between the first clamping arm 1130 and the second clamping arm 1140; the ends of the first and

second clamp arms

1130 and 1140 are each provided with a downwardly extending clamp; the first pushing mechanism 1150 pushes the clamp slider 1120 to slide along the guide rail 1111, and the second pushing mechanism 1160 pushes the first clamp arm 1130 and the second clamp arm 1140 to slide in opposite directions, so that the clamp part clamps and releases the capacitor. In this embodiment, when clamping and conveying the capacitor, the second translation mechanism 1160 pushes the clamping portions of the first clamping arm 1130 and the second clamping arm 1140 to open and clamp the capacitor, and pushes the clamping slider 1120 to slide through the first translation mechanism 1150, so as to convey the capacitor to the next process, so that the capacitor clamped by the clamping mechanism 1100 passes through the first bending mechanism 200, the polarity detection mechanism 300, the steering mechanism 400, the capacity test mechanism 500, the sorting clamping mechanism 600, the pin cutting mechanism 700, the second bending mechanism 800, the third bending mechanism 900, and the placing mechanism 1000 in sequence.

Further, the first and

second racking mechanisms

1150, 1160 are driven by the same electric cam mechanism.

Further, referring to fig. 30 and 31, the linkage 1170 includes a connecting shaft 1171 disposed between the first clamping arm 1130 and the second clamping arm 1140, a shifting block 1172 sleeved on the connecting shaft 1171 and having two ends pivotally connected to the first clamping arm 1130 and the second clamping arm 1140 respectively, a swing arm 1173 connected to the second translation 1160, and a push plate 1174 disposed on the swing arm 1173, wherein the swing arm 1173 is rotatably connected to the fixing base 1110. The second horizontal pushing mechanism 1160 drives the swing arm 1173 to swing, the swing arm 1173 drives the push plate 1174 and the first clamping arm 1130 to slide, and the shifting block 1172 shifts the second clamping arm 1140 to slide relatively; a clamping spring 1175 is also provided between the end of the first clamp arm 1130 adjacent the push plate 1174 and the clamp carriage 1120. When the clamping mechanism 1100 clamps the capacitor, the second pushing mechanism 1160 pushes the first clamping arm 1130 and the second clamping arm 1140 to slide towards each other, so that the two oppositely arranged clamping portions are opened, and the two clamping portions clamp the capacitor under the action of the clamping spring 1175.

Further, referring to fig. 32 and 33, the placement mechanism 1000 includes a second mounting base 1010, a first rotating shaft 1020, a rotating base 1030, a second rotating shaft 1040, a first bevel gear 1050, a second bevel gear 1060, and a pick-up mechanism 1070; the second mounting seat 1010 is arranged on the base 100, and a mounting clearance is arranged on the second mounting seat 1010; the first rotating shaft 1020 is rotatably connected with the second mounting base 1010, one end of the first rotating shaft 1020 extends into the mounting space, and the other end of the first rotating shaft penetrates through the second mounting base 1010; the rotating base 1030 is fixedly installed at one end, extending into the installation space, of the first rotating shaft 1020, and the second rotating shaft 1040 is rotatably connected with the rotating base 1030; the first bevel gear 1050 is fixedly sleeved on one end of the second rotating shaft 1040 close to the installation space, the pick-up mechanism 1070 is arranged at the other end of the second rotating shaft 1040, and the second bevel gear 1060 is fixedly arranged on the inner side wall of the installation space and meshed with the first bevel gear 1050; the power mechanism drives the first rotating shaft 1020 to rotate, so that the second rotating shaft 1040 follows the first rotating shaft 1020 to rotate, and the second rotating shaft 1040 rotates by the engagement of the first bevel gear 1050 and the second bevel gear 1060. In this embodiment, the formed capacitor is picked up by the pickup mechanism 1070, and the driving mechanism drives the first rotating shaft 1020 to rotate, so that the rotating base 1030 and the second rotating shaft 1040 arranged on the rotating base 1030 rotate around the axis of the first rotating shaft 1020, and when the second rotating shaft 1040 rotates around the axis of the first rotating shaft 1020, the first bevel gear 1050 is engaged with the second bevel gear 1060, so that the second rotating shaft 1040 rotates to drive the pickup mechanism 1070 to rotate; therefore, one power can drive the picking displacement and the turnover, so that the standing capacitor can be laid down; the traditional two-power picking mechanism is replaced, so that the cost is saved, and the space is saved.

Specifically, the end of the first rotating shaft 1020 is provided with an eccentric connecting piece, the end of the clamping sliding seat 1120 is provided with a shifting block, the shifting block is provided with a clamping groove, the eccentric connecting piece enters the clamping groove, and when the clamping sliding seat 1120 slides, the first rotating shaft 1020 is pushed to swing.

Further, another embodiment of the placing mechanism 1000, referring to fig. 34, includes a support bracket 1001, a lifting cylinder 1002, a translation cylinder 1003, a suction nozzle 1004, a positioning base 1005, and a conveying rail 1006. The supporting frame 1001 is arranged on the base 100, the lifting cylinder 1002 is arranged on the supporting frame 1001, the translation cylinder 1003 is arranged at the telescopic end of the lifting cylinder 1002, and the suction nozzle 1004 is arranged at the telescopic end of the translation cylinder 1003; the positioning seat 1005 is arranged on the base 100 and located on one side of the support frame 1001, one side of the positioning seat 1005, which is far away from the support frame 1001, is arranged on the positioning groove 1007, a supporting portion 1008 is arranged on the inner wall of the positioning groove 1007, and the supporting portion 1008 is used for supporting the bottom of the capacitor. Two air blowing holes 1009 are arranged on the other side of the positioning seat 1005, the two air blowing holes 1009 are respectively distributed on the upper and lower sides of the supporting part 1008, and the two air blowing holes 1009 are communicated with an air blowing mechanism; the conveying track 1006 is arranged on one side of the positioning seat 1005, a track groove is arranged on the conveying track 1006, and the end part of the conveying track 1006 is communicated with the positioning groove 1007; the supporting portion 1008 is higher than the bottom of the track groove, specifically, the supporting portion 1008 is higher than the bottom of the track groove by 1-5 mm, and the height from the supporting portion 1008 to the top of the positioning groove 1007 is not higher than 1/2 of the overall height of the capacitor. In this embodiment, when driving the suction nozzle 1004 to suck the capacitor and place on the supporting part 1008 of the positioning groove 1007 through the lifting cylinder 1002 and the translation cylinder 1003, the air hole 1009 located on the upper side blows air, so that the capacitor dumps towards the track groove, and then blows air through the air hole 1009 on the lower side, thereby pushing the capacitor to convey towards the track groove.

Further, referring to fig. 1, 35 and 36, the placing mechanism 1000 picks up the formed capacitors and places the capacitors in the carrier tape of the carrier tape packaging mechanism 1600 in a turning manner, or places the capacitors in the conveying guide rail 1800, and the conveying rail 1800 conveys the capacitors into the chip mounter.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The capacitor pin bending equipment is characterized by comprising a first bending mechanism, a polarity detection mechanism, a steering mechanism, a capacity testing mechanism, a sorting and clamping mechanism, a pin cutting mechanism, a second bending mechanism, a third bending mechanism, a placing mechanism and a clamping mechanism which are sequentially arranged on a machine base; the clamping mechanism clamps the capacitor to sequentially pass through the first bending mechanism, the polarity detection mechanism, the steering mechanism, the capacity testing mechanism, the sorting clamping mechanism, the foot cutting mechanism, the second bending mechanism, the third bending mechanism and the placing mechanism; the first bending mechanism is used for bending the roots of the two pins into a splayed shape; the polarity detection mechanism is used for detecting the positive and negative electrodes of the capacitor pins; the steering mechanism is used for adjusting the capacitance with reversed positive and negative polarities; the capacity testing mechanism is used for detecting the capacity of the capacitor, and the sorting and clamping mechanism is used for discharging the bad capacitor; the pin cutting mechanism is used for cutting two pins of the capacitor; the second bending mechanism is used for bending the pins to one side, the third bending mechanism is used for bending the pins upwards, or the second bending mechanism is used for bending two pins of the capacitor to two opposite sides, and the third bending mechanism is used for bending the two pins to one side; the placing mechanism is used for placing or collecting the bent and formed capacitors.

2. The capacitive pin bending apparatus according to claim 1, wherein: the first bending mechanism, the polarity detection mechanism, the capacity testing mechanism, the sorting and clamping mechanism, the foot cutting mechanism and the second bending mechanism are all composed of two parts which move relatively; the driving mechanism drives the first bending mechanism, the polarity detection mechanism, the capacity testing mechanism, the sorting and clamping mechanism, the foot cutting mechanism and the second bending mechanism to move relatively.

3. The capacitive pin bending apparatus according to claim 1, wherein: the machine base is provided with a first movable base and a second movable base in a relatively sliding manner; the first bending mechanism, the polarity detection mechanism, the capacity testing mechanism, the sorting and clamping mechanism, the foot cutting mechanism and the second bending mechanism are all composed of two relatively moving parts and are respectively and relatively arranged on the first moving seat and the second moving seat; the driving mechanism drives the first movable seat and the second movable seat to move relatively.

4. The capacitive pin bending apparatus according to claim 3, wherein: the first bending mechanism comprises a first connecting seat arranged on the first moving seat, a positioning plate arranged on the first connecting seat, a second connecting seat arranged on the second moving seat, two clamping plates symmetrically pivoted on the second connecting seat, a reset tension spring for opening the two clamping plates, and a first pushing mechanism for pushing the two clamping plates to mutually clamp the positioning plate; the positioning plate is characterized in that two edges at the top of the positioning plate are provided with first inclined planes, an extending part extending towards the inner side is arranged at the upper end of each clamping plate, a second inclined plane is arranged on the bottom surface of the extending part, and when the positioning plate is clamped by the two clamping plates, the second inclined plane on the bottom surface of the extending part is matched with the first inclined plane on the positioning plate.

5. The capacitive pin bending apparatus according to claim 3, wherein: the first bending mechanism comprises a seat body arranged on the first movable seat, two bending clamping blocks symmetrically pivoted on the seat body, a bending plate arranged between the two bending clamping blocks, a sliding table arranged on the seat body, a connecting block for connecting the sliding table with the bending plate, and a horizontal pushing mechanism for pushing the sliding table to slide; a protection spring is further arranged between the connecting block and the sliding table; bending steps matched with the bending bosses on the inner sides of the bending clamping blocks are arranged on two sides of the bending plate; and a return spring is arranged between the two bending clamping blocks.

6. The capacitive pin bending apparatus according to claim 3, wherein: the polarity detection mechanism comprises a supporting plate, a guide seat, a pressing block, a sliding block, a tension spring, a guide rod, a detection push block, a baffle plate, a photoelectric switch, a third connecting seat and a cushion block; the top of the first moving seat is provided with a guide sliding groove, one side, away from the second moving seat, of the first moving seat is provided with a limiting plate, the guide seat is arranged in the guide sliding groove in a sliding mode, the end portion of the guide seat is provided with a connecting rod which penetrates through the limiting plate in a sliding mode, the end portion of the connecting rod is provided with a limiting portion which is limited on the outer side of the limiting plate, a compression spring is sleeved on the connecting rod, the compression spring abuts against the outer side of the limiting plate in a moving mode, and the other end of the compression spring abuts against the end portion of the; the pressing block is arranged at one end of the guide seat close to the second movable seat; a first clearance groove is formed in the inner side of the pressing block, the guide rod penetrates through the pressing block from the side wall of the first clearance groove in a sliding mode, the detection push block is arranged at the end portion of the guide rod, and a limiting piece is arranged at the other end of the guide rod; the supporting plate is arranged at the top of the first moving seat, the bottom of the supporting plate is provided with a limiting lug which extends into the guide sliding groove, and the limiting lug limits the top of the guide seat; the top of the supporting plate is provided with an upward extending boss, the sliding block penetrates through the boss in a sliding manner, one end, close to the guide rod, of the sliding block is provided with a downward extending abutting part, the other end of the sliding block is provided with the baffle, and the end part of the guide rod abuts against the abutting part; one end of the tension spring is connected to the top of the boss, and the other end of the tension spring is connected to the top of the sliding block; the tension spring pushes the abutting part to abut against the guide rod; the photoelectric switch is arranged on the supporting plate, and the baffle plate extends into the open slot of the photoelectric switch; the third connecting seat is arranged on the second movable seat, the cushion block is arranged on the inner side of the third connecting seat, and a second clearance groove for avoiding clearance is formed in the inner side of the cushion block.

7. The capacitive pin bending apparatus according to claim 6, wherein: the inner side of the cushion block is also provided with an extension table extending towards one side of the pressing block, and the extension table is provided with two V-shaped grooves; and a third clearance groove for avoiding the extension table is arranged on the inner side of the pressing block.

8. The capacitive pin bending apparatus according to claim 3, wherein: the capacity testing mechanism comprises a fourth connecting seat, a fifth connecting seat, a first insulating cushion block, a second insulating cushion block and a probe; the fourth connecting seat is arranged on the first moving seat, the fifth connecting seat is arranged on the second moving seat, the first insulating cushion block is arranged on the fourth connecting seat, and the second insulating cushion block is arranged on the fifth connecting seat; the inner side of the second insulating cushion block is provided with a bulge extending to one side of the first insulating cushion block, the bulge is provided with two second positioning grooves, and the inner side of the first insulating cushion block is provided with a third clearance groove for avoiding the bulge; the two probes penetrate through the first insulating cushion block and are electrically connected with the capacitance detector;

the pin cutting mechanism comprises a first cutter arranged on the first moving seat and a second cutter arranged on the second moving seat;

the second bending mechanism comprises a sliding table, a rolling shaft, an air cylinder, a supporting seat, a second limiting plate, a sixth connecting seat and a bending plate; a second guide sliding groove is formed in the first moving seat, the sliding table is arranged in the second guide sliding groove, a support connecting part extends upwards from one end, close to the second moving seat, of the sliding table, and the rolling shaft is rotatably connected to the upper end of the support connecting part; the cylinder is arranged on the first moving seat and pushes the sliding table to slide in the second guide sliding chute; the supporting seat is arranged on the first moving seat, the second limiting plate is arranged on the supporting seat, the sixth connecting seat is arranged on the second moving seat, and the bending plate is arranged at the upper end of the sixth connecting seat; the first moving seat and the second moving seat move oppositely, the second limiting plate limits the roots of two pins of the capacitor, the air cylinder pushes the sliding table to slide, and the rolling shaft is matched with the bending plate to bend the pins in one direction;

the sorting and clamping mechanism comprises a first clamping jaw, a second sliding block, a second clamping jaw and a second air cylinder; the first clamping jaw is arranged on the second moving seat, a third guide sliding groove is formed in the first moving seat, the second sliding block is arranged in the third guide sliding groove, the second clamping jaw is arranged at the end part of the second sliding block, and the second air cylinder is arranged on the first moving seat and pushes the second sliding block to slide along the third guide sliding groove;

the driving mechanism is an electric cam mechanism, an electric linear sliding table mechanism or an air cylinder.

9. The capacitive pin bending apparatus according to any one of claims 1 to 8, wherein: the third bending mechanism comprises a mounting seat, a pushing block, a second rolling shaft, an extension seat, a second bending plate and a pushing mechanism; the mounting seat is arranged on the base, the push block is arranged on the mounting seat in a vertically sliding manner, and the second rolling shaft is rotatably connected to the upper end of the push block; the extension seat is located on the mounting seat, the second bending plate is L-shaped, the second bending plate is located the upper end of the extension seat, the bending portion of the second bending plate extends to one side of the second roller, the pushing mechanism is located the bottom of the pushing block, the pushing mechanism pushes the pushing block to move upwards, and the second roller and the second bending plate bend the capacitor pins upwards in a matching mode.

10. The capacitive pin bending apparatus according to claim 3, wherein: the second bending mechanism comprises a first base, a bending seat, a second base, a second clamping plate, a second reset tension spring and a second pushing mechanism; the first base is arranged on the first moving seat, the bending seat is arranged on the first base, a bending limiting plate extending upwards is arranged at the top end of the bending seat, and two bending steps are formed between the bending limiting plate and the top of the bending seat; the second base is arranged on the second movable seat, the two second clamping plates are symmetrically pivoted on the second base, and the second clamping plates are provided with bending parts extending to the bending seat; the second reset tension spring is connected with the two second clamping plates, and the second pushing mechanism is arranged on the base; and the second pushing mechanism pushes the clamping parts of the two second clamping plates to be clamped at two sides of the bending limiting plate.

11. The capacitive pin bending apparatus according to claim 3, wherein: the third bending mechanism comprises a second sliding table, a third rolling shaft, a second air cylinder, a second supporting seat, a third limiting plate, a third base and a second bending plate; a third guide sliding groove is formed in the first moving seat, the second sliding table is arranged in the third guide sliding groove, a second support connecting part extends upwards from one end, close to the second moving seat, of the second sliding table, and the third rolling shaft is rotatably connected to the upper end of the second support connecting part; the second cylinder is arranged on the first moving seat and pushes the second sliding table to slide in the third guide sliding groove; the second supporting seat is arranged on the first movable seat, the third limiting plate is arranged on the second supporting seat, the third base is arranged on the second movable seat, and the second bending plate is arranged at the upper end of the third base; the first movable seat and the second movable seat move in opposite directions, the roots of the two pins of the limiting capacitor of the third limiting plate are connected with the first cylinder, the second cylinder pushes the sliding table to slide, and the third roller is matched with the second bending plate to bend the pins in one direction.

12. The capacitive pin bending apparatus according to claim 3, wherein: the polarity detection mechanism comprises a third insulating cushion block arranged on the first moving seat, a fourth insulating cushion block arranged on the second moving seat and a first conductive contact arranged on the third insulating cushion block, and the first conductive contact is electrically connected with the capacitance polarity tester;

13. The capacitive pin bending apparatus according to claim 3, wherein: the front end of the first bending mechanism is also sequentially provided with a feeding mechanism and a foot separating mechanism; the feeding mechanism is used for conveying the capacitor to the clamping mechanism; the pin separating mechanism comprises a seventh connecting seat arranged on the first moving seat, a pin separating convex die arranged on the seventh connecting seat, an eighth connecting seat arranged on the second moving seat and a pin separating concave die arranged on the eighth connecting seat; the end part of the foot dividing convex die is provided with a conical angle, and the foot dividing concave die is provided with a foot dividing groove.

14. The capacitive pin bending apparatus according to claim 1, wherein: a pin bending mechanism is also arranged between the pin cutting mechanism and the second bending mechanism; the pin bending mechanism is used for bending the free ends of the two pins of the capacitor into an L shape or a K shape.

15. The capacitive pin bending apparatus according to claim 1, wherein: the clamping mechanism comprises a fixed seat, a clamping sliding seat, a first clamping arm, a second clamping arm, a first horizontal pushing mechanism and a second horizontal pushing mechanism; the fixed seat is arranged on the machine base, a guide rail is arranged on the fixed seat, the clamping slide seat is connected with the guide rail in a sliding manner, a plurality of limiting slide grooves are arranged on the clamping slide seat, the first clamping arm and the second clamping arm are arranged in each limiting slide groove in a sliding manner, the first clamping arm and the second clamping arm are arranged up and down, and a linkage part for enabling the first clamping arm and the second clamping arm to move relatively is arranged between the first clamping arm and the second clamping arm; the end parts of the first clamping arm and the second clamping arm are respectively provided with a clamping part extending downwards; the first horizontal pushing mechanism pushes the clamping sliding seat to slide along the guide rail, and the second horizontal pushing mechanism pushes the first clamping arm and the second clamping arm to slide oppositely, so that the clamping part clamps and releases the capacitor.

16. The capacitive pin bending apparatus according to claim 1, wherein: the placing mechanism comprises a second mounting seat, a first rotating shaft, a rotating seat, a second rotating shaft, a first bevel gear, a second bevel gear and a picking mechanism; the second mounting seat is provided with a mounting avoidance space; the first rotating shaft is rotatably connected with the second mounting seat, one end of the first rotating shaft extends into the mounting clearance space, and the other end of the first rotating shaft penetrates through the second mounting seat; the rotating seat is fixedly arranged at one end of the first rotating shaft extending into the installation avoidance space, and the second rotating shaft is rotatably connected with the rotating seat; the first bevel gear is fixedly sleeved at one end, close to the mounting space avoidance position, of the second rotating shaft, the picking mechanism is arranged at the other end of the second rotating shaft, and the second bevel gear is fixedly arranged on the inner side wall of the mounting space avoidance position and meshed with the first bevel gear; the power mechanism drives the first rotating shaft to rotate, so that the second rotating shaft rotates along with the first rotating shaft, and the second rotating shaft rotates under the meshing of the first bevel gear and the second bevel gear.

17. The capacitive pin bending apparatus according to claim 1, wherein: the placing mechanism comprises a support frame, a lifting cylinder, a translation cylinder, a suction nozzle, a positioning seat and a conveying track; the support frame is arranged on the base, the lifting cylinder is arranged on the support frame, the translation cylinder is arranged at the telescopic end of the lifting cylinder, and the suction nozzle is arranged at the telescopic end of the translation cylinder; the positioning seat is arranged on the base and positioned on one side of the supporting frame, one side of the positioning seat, which is far away from the supporting frame, is arranged in the positioning groove, and the inner wall of the positioning groove is provided with a supporting part which is used for supporting the bottom of the capacitor; two air blowing holes are formed in the other side of the positioning seat, the two air blowing holes are distributed in the upper side and the lower side of the supporting portion respectively, and the two air blowing holes are communicated with an air blowing mechanism; the conveying track is arranged on one side of the positioning seat, a track groove is formed in the conveying track, and the end part of the conveying track is communicated with the positioning groove; the supporting part is higher than the bottom of the rail groove, and the height from the supporting part to the top of the positioning groove is not higher than 1/2 of the whole height of the capacitor.

18. The capacitive pin bending apparatus according to claim 1, wherein: the placing mechanism picks up the formed capacitors and places the capacitors in a carrier tape of the carrier tape packaging mechanism in a turning mode or in a conveying guide rail, and the conveying guide rail conveys the capacitors to the surface mounting machine.