CN117226018A - Triode feedway and triode pin bending device - Google Patents

Triode feedway and triode pin bending device Download PDF

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Publication number
CN117226018A
CN117226018A CN202311530035.1A CN202311530035A CN117226018A CN 117226018 A CN117226018 A CN 117226018A CN 202311530035 A CN202311530035 A CN 202311530035A CN 117226018 A CN117226018 A CN 117226018A
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CN
China
Prior art keywords
triode
turntable
connecting rod
pin
pawl
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Granted
Application number
CN202311530035.1A
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Chinese (zh)
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CN117226018B (en
Inventor
王同民
彭鹏
唐仙华
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Suzhou Longcheng Electronic Equipment Co ltd
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Suzhou Longcheng Electronic Equipment Co ltd
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Priority to CN202311530035.1A priority Critical patent/CN117226018B/en
Publication of CN117226018A publication Critical patent/CN117226018A/en
Application granted granted Critical
Publication of CN117226018B publication Critical patent/CN117226018B/en
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Abstract

The application provides a triode feeding device and a triode pin bending device, and belongs to the technical field of transmission devices. Triode feedway includes: a turntable; the material boxes are arranged above the turntable and uniformly distributed around the circle center of the turntable, and are used for placing triodes; the ratchet pawl rotating mechanism is used for driving the turntable to rotate, so that each material box sequentially rotates to the upper material level, and comprises a connecting rod capable of reciprocally rotating around the circle center of the turntable; the unlocking nail is used for blocking the triode above the unlocking nail; a staple pushing mechanism comprising: the swinging round pin is arranged to rotate around the center of the turntable synchronously with the connecting rod; the reciprocating connecting rod is arranged to move along a preset direction, is provided with an elongated hole, the swinging round pin is arranged in the elongated hole, and is driven by the swinging round pin to reciprocate along the preset direction and push the unlocking nail to move to a position which does not block the triode when the material box rotates to the feeding level. The triode feeding device can save cost.

Description

Triode feedway and triode pin bending device
Technical Field
The application relates to the technical field of transmission devices, in particular to a triode feeding device and a triode pin bending device.
Background
A transistor is a semiconductor device for controlling a current, which is used for amplifying a weak signal into an electric signal having a large amplitude value, and is also used as a contactless switch, and has a very wide application range. In the production process of the triode, the pins of the triode are required to be bent and formed.
In order to improve the bending efficiency of the triode, some automatic bending devices are appeared on the market. The triode is required to be fed in the automatic bending equipment so as to orderly carry out the subsequent bending process.
In the prior art, a mechanism for feeding by a turntable which is driven to rotate by a cam divider has appeared, but the price of the cam divider is high, so that the cost of the feeding mechanism is high.
Disclosure of Invention
Accordingly, embodiments of the present application are directed to a triode feeding device, comprising:
a turntable which is arranged to rotate around the center of the turntable;
the material boxes are arranged above the turntable and are uniformly arranged around the circle center of the turntable, and the inside of each material box is used for placing a triode;
the ratchet pawl rotating mechanism is used for driving the turntable to rotate so that each material box sequentially rotates to the upper material level, and comprises a connecting rod capable of rotating reciprocally around the circle center of the turntable;
the unlocking nails are arranged at the bottom of each material box and used for blocking all triodes above the material boxes;
a staple pushing mechanism comprising:
the swinging round pin is arranged to synchronously rotate around the circle center of the turntable with the connecting rod;
the reciprocating connecting rod is arranged to be capable of moving along a preset direction, the reciprocating connecting rod is provided with a long hole, the swinging round pin is arranged in the long hole, the reciprocating connecting rod is driven by the swinging round pin to reciprocate along the preset direction, and the connecting rod drives the material box to rotate to the feeding level, so that the unlocking nail is pushed to move to a position which does not block the triode, and the reciprocating connecting rod is retracted to a position which does not block the triode when the connecting rod is reset.
Optionally, a through hole penetrating through the bottom area of the material box along the radial direction of the turntable is arranged in the bottom area of the material box, and the through hole is used for penetrating the unlocking nail and the reciprocating connecting rod;
a blind hole is formed in the end face of the reciprocating connecting rod, close to one end of the material box;
the staple pushing mechanism further comprises:
pushing the nail head;
the first spring is positioned in the blind hole, and two ends of the first spring are respectively connected with the nail pushing head and the bottom surface of the blind hole.
Optionally, one end of the nail pushing head, which is close to the material box, is provided with a rounding.
Optionally, the ratchet pawl rotating mechanism further includes:
the first driving piece is used for pushing the connecting rod to rotate around the circle center of the turntable;
the ratchet wheel is fixedly connected with the turntable and is concentrically arranged;
one end of the first pawl is hinged with the connecting rod, and the other end of the first pawl is matched with the ratchet wheel;
the second spring is fixed at one end and connected with the first pawl at the other end, and is used for driving the first pawl and the connecting rod to reset so that the first driving piece can be pushed next time;
and the rotation locking mechanism is used for locking the ratchet wheel when each material box rotates to the feeding position.
Optionally, the swing round pin is a hinge shaft of the first pawl and the connecting rod.
Optionally, the rotation locking mechanism includes:
one end of the second pawl is matched with the ratchet wheel, and the other end of the second pawl is arranged to rotate around a preset rotating shaft;
and one end of the third spring is fixedly arranged, and the other end of the third spring is connected with the second pawl and is used for pushing the second pawl along the direction facing the ratchet wheel.
Particularly, the application also provides a triode pin bending device which comprises any one of the triode feeding device, the conveying mechanism, the pin cutting mechanism and the bending mechanism, wherein the conveying mechanism is used for conveying the triode output by the triode feeding device to the pin cutting mechanism and the bending mechanism in sequence, so that the pin cutting mechanism and the bending mechanism cut and bend pins of the triode in sequence.
Optionally, a plurality of triodes are stacked on the inner layer of each material box;
the rotary table is provided with a plurality of falling holes penetrating along the axial direction of the rotary table, and each falling hole is aligned with each material box;
the conveying mechanism comprises a triode guide piece, a pushing mechanism and a feeding mechanism;
the upper end of the triode guide piece is positioned below the falling hole, and the triode guide piece is provided with a guide groove extending along an arc shape and used for guiding the triode to slide down to a pushing position;
the pushing mechanism is used for pushing the triodes positioned at the pushing position to the feeding mechanism one by one;
the feeding mechanism is used for conveying the triodes to the foot cutting mechanism and the bending mechanism in sequence.
Optionally, the feeding mechanism includes:
the track is provided with a strip-shaped hole vertically penetrating through the track, the strip-shaped hole extends along the length direction of the track,
a slider disposed below the track;
the second driving piece is used for driving the floating blocks to reciprocate along the length direction of the track;
the check blocks are sequentially arranged along the length direction of the track, each check block is hinged with the corresponding floating block, and when the second driving piece pushes the corresponding floating block forwards, the check blocks rotate to a stop state penetrating through the strip-shaped holes and exposed above the track so as to drive the triodes to move forwards, and when the second driving piece pulls the corresponding floating block backwards, the check blocks rotate to a state not exposed on the top surface of the track.
Optionally, the feeding mechanism further includes:
the pressing plate is positioned above the track to limit the triode;
and the limiting block is fixed on the floating block and used for limiting the rotation angle of the check block under the action of gravity and keeping the check block in the stop state.
According to the first aspect of the application, the triode in the triode feeding device is placed in the material box, the material box is placed on the rotary table, and the rotary feeding of the rotary table is realized by utilizing the ratchet pawl rotating mechanism, so that the efficiency is high and the cost is low.
Further, the connecting rod of the ratchet pawl rotating mechanism is utilized to drive the nail pushing mechanism to act, after the material box rotates to the upper material level, the reciprocating connecting rod of the nail pushing mechanism is driven to push out the unlocking nails by utilizing the rotation of the connecting rod of the ratchet pawl rotating mechanism, a driving source for the nail pushing action is not required to be arranged, signal transmission is not required to be arranged between the rotation of the material box and the pushing action of the unlocking nails, the two actions can be ensured to be sequentially carried out, the control process is simplified, namely, the rotation and the pushing action in the blanking can be effectively and continuously realized through simple mechanism linkage.
According to the second aspect of the application, the nail pushing mechanism further comprises a nail pushing head connected through the first spring, the first spring is compressed when the nail pushing head does not enter the through hole of the material box, the first spring releases restoring force to provide a pushing force for the unlocking nail after the nail pushing head enters the through hole, and the unlocking nail can be pushed out without completely entering the end part of the nail pushing head into the through hole.
According to the third aspect of the application, the hinge shaft of the first pawl and the connecting rod is adopted as the swinging round pin, so that no separate component is needed, the original component of the ratchet pawl rotating mechanism is effectively utilized, the cost is saved, and the structure is simplified.
Drawings
Fig. 1 is a schematic diagram of a triode feeding according to an embodiment of the present application;
FIG. 2 is a schematic view of a partial cross-sectional structure at a cartridge of a triode feeding device according to one embodiment of the present application;
FIG. 3 is a schematic view of the bottom of a triode feeding according to one embodiment of the present application;
FIG. 4 is a schematic diagram of a turntable and staple pushing mechanism of a triode feeding according to one embodiment of the present application;
FIG. 5 is a schematic cross-sectional view of an end portion of a staple pushing mechanism of a triode feeding device according to one embodiment of the present application;
fig. 6 is a schematic structural diagram of a triode pin bending device according to an embodiment of the present application;
fig. 7 is a schematic diagram illustrating a rear view of a triode pin bending device according to one embodiment of the present application;
fig. 8 is a schematic structural view of a triode guide of a triode pin bending device according to one embodiment of the present application;
FIG. 9 is a schematic diagram of a partial structure of a triode pin bending device at a pushing level according to one embodiment of the present application;
fig. 10 is a schematic structural diagram of a feeding mechanism of a triode pin bending device according to an embodiment of the present application;
fig. 11 is a schematic structural diagram of a check block of a triode pin bending device according to one embodiment of the present application.
Detailed Description
In order that the above objects, features and advantages of the application will be readily understood, a more particular description of the application will be rendered by reference to the appended drawings. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present application are shown in the drawings. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The terms "comprising" and "having" and any variations thereof herein are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed steps or elements but may include other steps or elements not listed or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
Fig. 1 is a schematic diagram illustrating a triode feeding device 100 according to an embodiment of the present application. Fig. 2 is a schematic view showing a partial sectional structure of the cartridge 20 of the triode feeding device 100 according to one embodiment of the present application. Fig. 3 is a schematic view illustrating a bottom structure of a transistor feeding device 100 according to an embodiment of the present application. Fig. 4 is a schematic diagram showing the structure of the turntable 10 and the staple pushing mechanism 50 of the triode feeding device 100 according to one embodiment of the present application. As shown in fig. 1, in one embodiment, a triode feeding device 100 comprises a turntable 10, a plurality of cartridges 20, a ratchet pawl rotation mechanism 30 (see fig. 3), an unlocking pin 40 (see fig. 2), and a pin pushing mechanism 50 (see fig. 4). The turntable 10 is arranged to rotate around its own centre, for example the triode feeding device 100 comprises a fixed base 60, the rotation of the turntable 10 being achieved by mounting bearings on the fixed base 60. The material boxes 20 are all arranged above the turntable 10 and are uniformly arranged around the circle center of the turntable 10, and the inside of each material box 20 is used for placing the triode 200. The ratchet and pawl rotating mechanism 30 is used for driving the turntable 10 to rotate, so that each material box 20 sequentially rotates to the upper material level, and the ratchet and pawl rotating mechanism 30 comprises a connecting rod 31 capable of reciprocally rotating around the center of the turntable 10. The ratchet pawl rotation mechanism 30 is a conventional intermittent rotation mechanism and generally includes a pawl reciprocally swingable about the center of a ratchet wheel, the pawl being normally rotated in a forward direction by a link 31, and being rotated in a reverse direction by a restoring force provided by a spring, the link 31 also reciprocally swingable about the center of the ratchet wheel. The unlocking nails 40 are provided at the bottom of each cartridge 20 for blocking all the triodes 200 thereabove, and as shown in fig. 2, through holes may be provided in the cartridge 20 in the radial direction of the turntable 10 for penetrating the unlocking nails 40. As shown in fig. 4, the ejector mechanism 50 includes a rocking round pin 51 and a reciprocating link 52. The swinging round pin 51 is disposed to rotate around the center of the turntable 10 in synchronization with the link 31, and the swinging round pin 51 may be fixedly connected to the link 31, or an integrally formed piece on the link 31, or a piece inserted into a circular hole of the link 31, for example, a hinge shaft of the first pawl 34 and the link 31 in the ratchet pawl rotation mechanism 30, so long as it can rotate around the center of the turntable 10 in synchronization with the link 31. The reciprocating link 52 is provided to be movable in a predetermined direction, for example, a guide member 53 for restricting the reciprocating link 52 to be movable only in the predetermined direction is provided. The reciprocating connecting rod 52 is provided with an elongated hole 521, the swinging round pin 51 is arranged in the elongated hole 521, the reciprocating connecting rod 52 is driven by the swinging round pin 51 to reciprocate along a preset direction, the reciprocating connecting rod 52 pushes the unlocking nail 40 to move to a position not blocking the triode 200 when the connecting rod 31 drives the material box 20 to rotate to the material loading position, and the reciprocating connecting rod 52 is retracted to a position not blocking the triode 200 when the connecting rod 31 is reset, so that the triode 300 is completely unlocked, and the material can be discharged smoothly. As shown in fig. 1, the triode feeding device 100 may further be provided with a recovery box 501 at the feeding level for recovering the unlocking nails 40 pushed out by the nail pushing mechanism 50.
As shown in fig. 3, when the link 31 drives the turntable 10 to rotate clockwise, the swing round pin 51, which moves synchronously with the link 31, drives the reciprocating link 52 to approach the loading level gradually, when the link 31 drives the turntable 10 to rotate to the loading level, the end of the reciprocating link 52 moves to a position where the unlocking pin 40 is pushed out, and then when the link 31 resets, the reciprocating link 52 moves in a direction away from the loading level, so that the blocking of the triode 200 is released by itself, i.e., the triode 300 is completely unlocked. It should be noted that, in this embodiment, the bottom of the cartridge 20 may be provided with a mounting plate that protrudes downward, the mounting plate is disposed on a side of the cartridge 20 away from the center of the turntable 10, the unlocking pin 40 may be disposed on the mounting plate and the unlocking pin 40 extends along the radial direction of the turntable 10, so as to block the triode 300, and such a structure can prevent the movement of the reciprocating connecting rod 52 from being affected by the rotation of the cartridge 20.
The triode 200 of the embodiment is placed in the material box 20, the material box 20 is placed on the rotary table 10, and the rotary feeding of the rotary table 10 is realized by utilizing the ratchet pawl rotating mechanism 30, so that the cost is lower compared with the scheme of adopting a cam divider to carry out rotary feeding in the prior art.
Further, in this embodiment, the link 31 of the ratchet pawl rotating mechanism 30 is further utilized to drive the ejector pin mechanism 50 to act, after the magazine 20 rotates to the feeding level, the reciprocating link 52 of the ejector pin mechanism 50 is driven to eject the unlocking pin 40 by utilizing the rotation of the link 31 of the ratchet pawl rotating mechanism 30, no driving source for the ejector pin action is required to be set, and no signal transmission is required to be set between the rotation of the magazine 20 and the ejection action of the unlocking pin 40, so that the two actions can be ensured to be sequentially performed.
Fig. 5 is a schematic cross-sectional view of an end portion of the ejector mechanism 50 of the triode feeding device 100 according to one embodiment of the present application. As shown in fig. 5, of course, in order for the ejector pin mechanism 50 to smoothly withdraw from the through hole in which the unlocking pin 40 is located, the diameter of the through hole in which the unlocking pin 40 is located may be set slightly larger than the diameter of the end of the reciprocating link 52, and/or the end of the through hole near the ejector pin head 53 may be provided with a chamfer.
In one embodiment, the bottom region of the cartridge 20 is provided with a through hole penetrating itself in the radial direction of the turntable 10, the through hole being for the penetration of the unlocking pin 40 and the reciprocating link 52. As shown in fig. 5, the shuttle link 52 is provided with a blind bore 522 near an end face of the cartridge 20. The ejector mechanism 50 further comprises a ejector head 53 and a first spring 54. The first spring 54 is located in the blind bore 522 and has opposite ends connected to the pin head 53 and the bottom surface of the blind bore 522, respectively. In one embodiment, the end of the push head 53 adjacent to the cartridge 20 is provided with a rounded shape 531, which also facilitates the entry and exit of the push head 53 into the through hole.
The nail pushing mechanism 50 of the present embodiment further includes a nail pushing head 53 connected by a first spring 54, when the nail pushing head 53 does not enter the through hole of the cartridge 20, the first spring 54 is compressed due to the blocking of the surface of the cartridge 20, and after the nail pushing head 53 enters the through hole, the first spring 54 releases a restoring force to push the unlocking nail 40, so that the end of the nail pushing head 53 does not need to completely enter the through hole, and the unlocking nail 40 can be pushed out.
As shown in fig. 3, the ratchet-pawl rotation mechanism 30 further includes a first driver 32, a ratchet 33, a first pawl 34, a second spring 35, and a rotation lock mechanism 36. The first driving member 32 is used for pushing the connecting rod 31 to rotate around the center of the disc 10, and the first driving member 32 may be a cylinder, an electric telescopic rod, or the like. The ratchet 33 is fixedly connected with the turntable 10 and is arranged concentrically. One end of the first pawl 34 is hinged to the link 31, and the other end is engaged with the ratchet 33. One end of the second spring 35 is fixed, and the other end is connected to the first pawl 34, and the second spring 35 is used for driving the first pawl 34 and the link 31 to return so that the first driving member 32 is pushed next time. The rotation locking mechanism 36 is used to lock the ratchet 33 when each cartridge 20 is rotated to the upper level. As shown in fig. 3, in one embodiment, the link 31 includes first and second links that are hinged to better match the expansion and contraction of the first drive member 32.
In one embodiment, the rotational locking mechanism 36 includes a second pawl 361 and a third spring 362. One end of the second pawl 361 is engaged with the ratchet 33 and the other end is provided rotatably around a predetermined rotation axis. The third spring 362 has one end fixedly disposed and the other end connected to the second pawl 361 for urging the second pawl 361 in a direction toward the ratchet wheel 33.
In one embodiment, the swing round pin 51 is the hinge axis of the first pawl 34 and the link 31. In other embodiments, the swing round pin 51 may also be the hinge shaft of the first lever and the second lever.
In this embodiment, the hinge shaft of the first pawl 34 and the connecting rod 31 is used as the swinging round pin 51, so that no separate component is needed, the original component of the ratchet pawl rotating mechanism 30 is effectively utilized, and therefore, the cost is saved, and the structure is simplified.
As shown in fig. 4, in one embodiment, an arc-shaped hole 11 is provided on the turntable 10 such that the swing round pin 51 extends from the bottom of the turntable 10 to the top of the turntable 10, and the arc-shaped hole 11 also provides a swing space for the swing round pin 51. This allows the staple pushing mechanism 50 and the ratchet pawl rotating mechanism 30 to be disposed on both sides of the turntable 10, respectively.
Fig. 6 is a schematic structural diagram of a pin bending device for a triode 200 according to one embodiment of the present application. As shown in fig. 6, the present application further provides a device for bending a pin of a triode 200, and in one embodiment, the device for bending a pin of a triode 200 includes a triode feeding device 100, a conveying mechanism, a pin cutting mechanism 80 and a bending mechanism 90 in any of the above embodiments. The conveying mechanism is used for sequentially conveying the triode 200 output by the triode feeding device 100 to the pin cutting mechanism 80 and the bending mechanism 90, so that the pin cutting mechanism 80 and the bending mechanism 90 sequentially cut and bend pins of the triode 200.
The triode 200 of the embodiment is placed in the material box 20, the material box 20 is placed on the rotary table 10, and the rotary feeding of the rotary table 10 is realized by utilizing the ratchet pawl rotating mechanism 30, so that the cost is lower compared with the scheme of adopting a cam divider to carry out rotary feeding in the prior art.
Further, in this embodiment, the link 31 of the ratchet pawl rotating mechanism 30 is further utilized to drive the ejector pin mechanism 50 to act, after the magazine 20 rotates to the feeding level, the reciprocating link 52 of the ejector pin mechanism 50 is driven to eject the unlocking pin 40 by utilizing the rotation of the link 31 of the ratchet pawl rotating mechanism 30, no driving source for the ejector pin action is required to be set, and no signal transmission is required to be set between the rotation of the magazine 20 and the ejection action of the unlocking pin 40, so that the two actions can be ensured to be sequentially performed.
Fig. 7 is a schematic diagram illustrating a rear view of a pin bending device for a triode 200 according to one embodiment of the present application. Fig. 8 is a schematic diagram illustrating a triode guide 71 of a triode 200 pin bending device according to one embodiment of the present application. In one embodiment, a plurality of triodes 200 are stacked within each cartridge 20. As shown in fig. 4, the rotary disk 10 is provided with a plurality of drop holes 12 penetrating in the axial direction thereof, each drop hole 12 being aligned with each magazine 20. As shown in fig. 7, the conveying mechanism includes a triode guide 71, a pushing mechanism 72, and a feeding mechanism 73. The upper end of the triode guide 71 is located below the falling hole 12, and as shown in fig. 8, the triode guide 71 is provided with a guide groove extending along an arc shape for guiding the triode 200 to slide down to the pushing level. The pushing mechanism 72 is used for pushing the triodes 200 located at the pushing position to the feeding mechanism 73 one by one. The feeding mechanism 73 is used for conveying the triode 200 to the pin cutting mechanism 80 and the bending mechanism 90 in sequence.
Fig. 9 is a schematic diagram of a partial structure of a triode 200 pin bending device at a pushing level according to one embodiment of the present application. As shown in fig. 9, the pushing mechanism 72 includes a pushing cylinder 721, a pushing guide block 722, a photo sensor 723, and a pushing block 724. The push block 722 is provided with guide holes for providing a push channel for the push block 724 so that the push block 724 can be aligned with the transistor 200 at the push level. In operation, when the photo sensor 723 senses that the transistor 200 reaches the pushing level, a signal is sent to the pushing cylinder 721, the pushing cylinder 721 pushes the pushing block 724, and the pushing block 724 pushes the transistor 200 to reach the front end of the feeding mechanism 73.
Fig. 10 is a schematic structural diagram of a feeding mechanism 73 of a triode 200 pin bending device according to an embodiment of the present application. Fig. 11 is a schematic diagram illustrating a structure of a check block 734 of a pin bending apparatus of a triode 200 according to an embodiment of the present application. In one embodiment, as shown in FIG. 10, the feed mechanism 73 includes a track 731, a slider 732, a second driver 733, and a plurality of check blocks 734. The rail 731 is provided with a bar-shaped hole 701 vertically penetrating therethrough, and the bar-shaped hole 701 extends along the length direction of the rail 731. Slider 732 is disposed below track 731. The second driver 733 is configured to drive the slider 732 to reciprocate along the longitudinal direction of the track 731, and the second driver 733 may be a telescopic member such as an air cylinder or an electric telescopic rod. The plurality of check blocks 734 are sequentially arranged along the length direction of the rail 731, each check block 734 is hinged with the slider 732, and the check block 734 rotates to a blocking state passing through the bar-shaped hole 701 and exposed above the rail 731 when the second driving member 733 pushes the slider 732 forward, so as to drive the triode 200 to move forward, and the check block 734 rotates to a state not exposed to the top surface of the rail 731 when the second driving member 733 pulls the slider 732 backward.
In one embodiment, the feeding mechanism 73 further includes a platen 735 and a stopper 736. A clamp 735 is positioned over rail 731 to limit transistor 200. A stopper 736 is fixed to the slider 732 for limiting the rotation angle of the check 734 under the force of gravity and maintaining the check 734 in a stopped state.
That is, when the check block 734 is not subject to external force, the check block 734 can rotate clockwise in fig. 10 due to its own weight configuration, in this embodiment, the check block 734 can be blocked by the stopper 736 provided at the slider 732 to maintain the state in fig. 10, i.e. the upper end of the check block 734 is exposed out of the top surface of the rail 731, so when the second driving member 733 drives the slider 732 to move left, the portion of the stopper protruding from the top surface of the rail 731 can push the transistor 200 to move forward together (i.e. to the left in fig. 10), and when the second driving member 733 drives the slider 732 to move right, the check block 734 can be blocked by the transistor 200 to rotate counterclockwise due to the pressing block provided above the transistor 200, so that the transistor 200 is not brought back. As shown in fig. 11, the portion of the check block 734 exposed to the top surface of the rail 731 may be formed in an arc shape, which is not likely to damage the transistor 200.
The above examples illustrate only a few embodiments of the application, which are described in detail and are not to be construed as limiting the scope of the application. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of protection of the present application is to be determined by the appended claims.

Claims (10)

1. A triode feeding device comprising:
a turntable which is arranged to rotate around the center of the turntable;
the material boxes are arranged above the turntable and are uniformly arranged around the circle center of the turntable, and the inside of each material box is used for placing a triode;
the ratchet pawl rotating mechanism is used for driving the turntable to rotate so that each material box sequentially rotates to the upper material level, and comprises a connecting rod capable of rotating reciprocally around the circle center of the turntable;
the unlocking nails are arranged at the bottom of each material box and used for blocking all triodes above the material boxes;
a staple pushing mechanism comprising:
the swinging round pin is arranged to synchronously rotate around the circle center of the turntable with the connecting rod;
the reciprocating connecting rod is arranged to be capable of moving along a preset direction, the reciprocating connecting rod is provided with a long hole, the swinging round pin is arranged in the long hole, the reciprocating connecting rod is driven by the swinging round pin to reciprocate along the preset direction, and the connecting rod drives the material box to rotate to the feeding level, so that the unlocking nail is pushed to move to a position which does not block the triode, and is retracted to a position which does not block the triode when the connecting rod is reset.
2. The triode feeding device of claim 1, wherein a bottom region of the cartridge is provided with a through hole penetrating itself in a radial direction of the turntable, the through hole being for penetrating the unlocking pin and the reciprocating link;
a blind hole is formed in the end face of the reciprocating connecting rod, close to one end of the material box;
the staple pushing mechanism further comprises:
pushing the nail head;
the first spring is positioned in the blind hole, and two ends of the first spring are respectively connected with the nail pushing head and the bottom surface of the blind hole.
3. The triode feeding device of claim 2, wherein the end of the pin pusher adjacent to the cartridge is rounded.
4. A triode feeding device according to any one of claims 1 to 3, wherein the ratchet pawl rotation mechanism further comprises:
the first driving piece is used for pushing the connecting rod to rotate around the circle center of the turntable;
the ratchet wheel is fixedly connected with the turntable and is concentrically arranged;
one end of the first pawl is hinged with the connecting rod, and the other end of the first pawl is matched with the ratchet wheel;
the second spring is fixed at one end and connected with the first pawl at the other end, and is used for driving the first pawl and the connecting rod to reset so that the first driving piece can be pushed next time;
and the rotation locking mechanism is used for locking the ratchet wheel when each material box rotates to the feeding position.
5. The triode feeding device of claim 4, wherein the rocking round pin is a hinge shaft of the first pawl and the connecting rod.
6. The triode feeding device of claim 4, wherein the rotation locking mechanism comprises:
one end of the second pawl is matched with the ratchet wheel, and the other end of the second pawl is arranged to rotate around a preset rotating shaft;
and one end of the third spring is fixedly arranged, and the other end of the third spring is connected with the second pawl and is used for pushing the second pawl along the direction facing the ratchet wheel.
7. A triode pin bending device, which is characterized by comprising the triode feeding device, the conveying mechanism, the pin cutting mechanism and the bending mechanism, wherein the conveying mechanism is used for conveying a triode output by the triode feeding device to the pin cutting mechanism and the bending mechanism in sequence, so that the pin cutting mechanism and the bending mechanism cut and bend pins of the triode in sequence.
8. The triode pin bending device of claim 7, wherein each of the cartridge inner layers is stacked with a plurality of triodes;
the rotary table is provided with a plurality of falling holes penetrating along the axial direction of the rotary table, and each falling hole is aligned with each material box;
the conveying mechanism comprises a triode guide piece, a pushing mechanism and a feeding mechanism;
the upper end of the triode guide piece is positioned below the falling hole, and the triode guide piece is provided with a guide groove extending along an arc shape and used for guiding the triode to slide down to a pushing position;
the pushing mechanism is used for pushing the triodes positioned at the pushing position to the feeding mechanism one by one;
the feeding mechanism is used for conveying the triodes to the foot cutting mechanism and the bending mechanism in sequence.
9. The triode pin bending device of claim 8, wherein the feeding mechanism comprises:
the track is provided with a strip-shaped hole vertically penetrating through the track, the strip-shaped hole extends along the length direction of the track,
a slider disposed below the track;
the second driving piece is used for driving the floating blocks to reciprocate along the length direction of the track;
the check blocks are sequentially arranged along the length direction of the track, each check block is hinged with the corresponding floating block, and when the second driving piece pushes the corresponding floating block forwards, the check blocks rotate to a stop state penetrating through the strip-shaped holes and exposed above the track so as to drive the triodes to move forwards, and when the second driving piece pulls the corresponding floating block backwards, the check blocks rotate to a state not exposed on the top surface of the track.
10. The triode pin bending device of claim 9, wherein the feed mechanism further comprises:
the pressing plate is positioned above the track to limit the triode;
and the limiting block is fixed on the floating block and used for limiting the rotation angle of the check block under the action of gravity and keeping the check block in the stop state.
CN202311530035.1A 2023-11-16 2023-11-16 Triode feedway and triode pin bending device Active CN117226018B (en)

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CN101758374A (en) * 2008-10-13 2010-06-30 庄添财 Handlebar vertical pipe assembling machine
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