CN112547975A

CN112547975A - Cylindrical resistor pin bending device

Info

Publication number: CN112547975A
Application number: CN202011330189.2A
Authority: CN
Inventors: 王绥能
Original assignee: Wenzhou Qiming Electronic Equipment Co ltd
Current assignee: Wenzhou Qiming Electronic Equipment Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-03-26

Abstract

The invention provides a cylindrical resistor pin bending device, and belongs to the technical field of tool fixtures. The bending machine solves the problems that at present, the pins are bent by using tools manually by workers, and the pins are easily broken due to uneven stress in the bending process, so that the resistance is damaged. This cylinder resistance pin bending device, including the casing, be equipped with workspace in the casing, workspace's downside inner wall has linked firmly first motor case, it has control motor to settle in the first motor case, the rotation of control motor output is connected with the main shaft, and this main shaft runs through the upper end wall to external space of casing. This cylinder formula resistance pin bending device uses to bend of high quality, the difficult fracture of resistance pin.

Description

Cylindrical resistor pin bending device

Technical Field

The invention belongs to the technical field of tool fixtures and relates to a cylindrical resistor pin bending device.

Background

Resistors are widely used in the electronic field as electronic components that have a current blocking effect. Some resistance need bend the pin when special place uses, and this kind of resistance need bend the pin after production, is at present to bend the operation through the manual use instrument of workman to the pin, nevertheless because resistance is small, the pin is very thin, and the uneven condition that makes the pin fracture of atress appears easily in the in-process of bending to cause resistance damage.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides a cylindrical resistance pin bending device which is good in bending quality and not prone to breakage.

The purpose of the invention can be realized by the following technical scheme: the utility model provides a cylinder formula resistance pin bending device, includes the casing, it has workspace to inject in the casing, be equipped with the power unit of drive arrangement operation in the casing, the top of casing is equipped with the supporting mechanism who is connected with power unit, the up end of casing is located the left side of supporting mechanism is equipped with the mechanism of bending the pin, the up end of casing is located the right side of supporting mechanism is equipped with the conveying mechanism who transports resistance.

The device is electrified, the power mechanism driving device operates, the resistor to be bent is placed on the conveying mechanism, the default cylindrical resistor is horizontally placed on the conveying belt, meanwhile, the pins carry out conveying on the feeding mechanism, as shown in fig. 11, the resistor is conveyed to the supporting mechanism through the conveying mechanism, the supporting mechanism performs intermittent ninety-degree rotation under the control of the power mechanism, and when the supporting mechanism carries the resistor to operate below the bending mechanism, the bending mechanism starts to work, and pins of the resistor are bent.

Preferably, the power mechanism comprises a first motor box arranged on the inner wall of the lower side of the housing, a control motor is arranged in the first motor box, the output end of the control motor is fixedly connected with a spindle, the spindle penetrates through the upper end wall of the housing and extends to the external space, a first bevel gear is sleeved on the part of the spindle located in the working space, the inner wall of the right side of the housing is further rotatably connected with a gear shaft, a second bevel gear meshed with the first bevel gear is sleeved on the gear shaft, a belt pulley a is sleeved on the right side of the second bevel gear on the gear shaft, a box body with an upper end opening is fixedly connected with the upper end surface of the housing, an optical axis is rotatably connected between the inner walls of the left side and the right side of the box body, a belt pulley b is sleeved on the optical axis, a belt is in transmission connection with a belt pulley a, and a transmission belt, the transmission belt wheel is connected with a transmission belt capable of conveying the resistor in a transmission manner.

The control motor in the first motor box is started, the output end of the control motor drives the main shaft to rotate relatively in the working space, the main shaft drives the first bevel gear to be meshed with the second bevel gear, the gear shaft is driven to rotate in the working space through the second bevel gear, when the gear shaft rotates, the optical shaft is driven to rotate relatively in the box through transmission between the two belt pulleys and the belt, the conveying belt is controlled to move at an opening at the upper end of the box through the conveying belt wheel when the optical shaft rotates, the device is conveyed, when the conveying belt conveys, the default cylindrical resistor is horizontally placed on the conveying belt, and meanwhile, the pin back conveys the feeding mechanism, as shown in figure 11.

Preferably, the conveying mechanism comprises an air cylinder fixedly arranged on the upper end surface of the box body, a piston rod of the air cylinder is fixedly connected with a second motor box, a rotating motor is arranged in the second motor box, the output end of the rotating motor is fixedly connected with a connecting plate, a first electromagnetic slideway is arranged in the connecting plate, a first magnetic slide block is connected in the first electromagnetic slideway in a sliding way, the left end face of the first magnetic slider is fixedly connected with a first clamping plate capable of clamping a resistor, the left end face of the connecting plate is positioned below the first clamping plate and is fixedly connected with a second clamping plate, the inner wall of the lower side of the second splint is fixedly connected with a support rod, the upper end of the support rod is fixedly connected with a first spherical block, the first spherical block is rotatably connected with a first arc-shaped plate which surrounds two thirds of the first spherical block, the upper end of the first arc-shaped plate is fixedly connected with an extrusion plate, and a first compression spring is fixedly connected between the lower end face of the extrusion plate and the inner wall of the lower side of the second clamping plate.

When the cylindrical resistor moves to the side end of the second clamping plate under the driving of the conveyor belt of the power mechanism, the cylindrical resistor moves upwards to the upper end surface of the extrusion plate along the cambered surface of the side end of the second clamping plate, meanwhile, a first electromagnetic slide way in the connecting plate controls a first magnetic slide block to slide towards the direction close to the resistor in the first electromagnetic slide way, the first magnetic slide block drives the first clamping plate to slide towards the direction close to the resistor when sliding, the resistor is extruded in the descending process of the first clamping plate, the lower end surface of the resistor is attached to the extrusion plate, the extrusion plate rotates relatively on a first spherical block through a first arc plate, a first compression spring is compressed to store force, the part with the pin at the front end of the resistor tilts on the extrusion plate, the contact between the pin of the resistor and the conveyor belt is disconnected, the resistance of the first clamping plate and the second clamping plate is avoided, the resistor deflects angularly, and the clamping force between the pin and the, the pins are broken, so that the resistor is wasted;

after the resistance is clamped, the rotating motor in the second motor box controls the connecting plate to rotate relatively in space, so that the resistance pins are vertically upward, the resistance is conveyed to the supporting mechanism through the control of the air cylinder, subsequent bending work is performed, and through the design of the structure, on one hand, the cylindrical resistance pins are bent upwards in the conveying belt device, on the other hand, the resistance is protected in the clamping process, and the resistance pins are prevented from being broken, so that the resistance is wasted.

As preferred, the supporting mechanism is including fixed the setting the charging tray of power unit main shaft upper end, the terminal surface has linked firmly four supporting component under the charging tray, four the supporting component is along the circumferencial direction equipartition of charging tray at the lower terminal surface of charging tray, the supporting component is including fixed the setting the workbin of terminal surface under the charging tray, the lower extreme of workbin rotates and is connected with two striker plates, two striker plates are bilateral symmetry about the central line of charging tray and distribute, every the striker plate with the torsional spring that can make the striker plate reset has been linked firmly between the side wall of workbin, the left and right sides of workbin is equipped with spacing subassembly, two respectively spacing subassembly is bilateral symmetry and distributes about the central line of workbin.

Under initial state, the striker plate is in the horizontality under the control of torsional spring, and the striker plate forms stable arrangement space with the workbin, and the resistance of adjusting the pin direction is placed in striker plate and workbin formation space, drives the charging tray through the power unit main shaft and carries out the relative rotation of ninety degrees of single in the space, makes the pin place the back transportation in order.

Preferably, the limiting assembly comprises a control box arranged on the end face of the side of the material box, a rack is connected in the control box in a sliding mode, a second compression spring is fixedly connected between the upper end face of the rack and the inner wall of the upper side of the control box, a polished rod is rotatably connected between the inner walls of the front side and the rear side of the control box, a gear meshed with the rack is sleeved on the polished rod, a wire rope is connected between the polished rod and the material baffle plate of the supporting assembly in a transmission mode, and a stop block capable of being matched with the rack is fixedly connected to the upper end face of the shell.

The bent resistor is driven by the material tray to continuously rotate for ninety degrees, so that the rack moves to the position near the stop block at the upper end of the shell, when the rack slides from the upper end of the stop block, the rack is extruded by the stop block to slide towards the inside of the control box, the second compression spring compresses to store force, the rack is meshed with the gear when sliding, the rack drives the polished rod to rotate through the gear, the polished rod winds a wire when rotating, the wire pulls the stop plates to deflect at the lower end of the material box in an angle manner, so that the opening between the two stop plates is enlarged, and the resistor slides from the openings of the two stop plates along the inner wall of the material box under the action of self gravity to be;

the torsional spring is by tensile power of holding when the striker plate deflects, when the rack slided the dog surface, the rack lost the hindrance, second compression spring resets and promotes the rack and resumes to initial condition this moment, rack and gear reverse meshing drive gear reversal, the gear drives the messenger and is loosened by winding cotton rope, the torsional spring resets simultaneously and drives the striker plate and resumes to initial condition, do not influence next use, because the cooperation between control box internal rack and dog, make rack and gear mesh mutually, the control striker plate is automatic to be opened, make the resistance after being bent drop from the workbin automatically, collect in unison, and work efficiency is improved.

Preferably, the bending mechanism comprises a positioning rod fixedly arranged on the upper end face of the shell, a hydraulic cylinder is fixedly connected onto the positioning rod, two bending assemblies are fixedly connected to the lower end of a piston rod of the hydraulic cylinder, and the two bending assemblies are symmetrically distributed in the front-back direction relative to the central line of the hydraulic cylinder.

Preferably, the bending assembly comprises a positioning plate fixedly arranged at the lower end of the piston rod of the hydraulic cylinder, a second electromagnetic slide way is arranged in the positioning plate, a second magnetic slide block is connected in the second electromagnetic slide way in a sliding manner, the lower end of the second magnetic slide block is connected with a first connecting rod and a second connecting rod in a rotating manner, the second connecting rod is positioned at the front end of the first connecting rod relative to the second magnetic slide block, the lower end of the first connecting rod is connected with a first bending block in a rotating manner, an extension spring is fixedly connected in the first bending block and distributed in a bilateral symmetry manner relative to the central line of the first bending block, the lower end of the second connecting rod is connected with a second bending block in a rotating manner, a first sliding plate is connected in the second bending block in a sliding manner, a sliding ball is connected below the first sliding plate in a sliding manner, and a second sliding plate is connected below the sliding ball in the second, the second slide lower extreme has linked firmly the sliding block, the sliding block lower extreme rotates and is connected with the guide bar, the guide bar runs through the second piece of bending and extends to external space, the cover is equipped with the deflector on the part that the guide bar is located external space, the deflector with the second is bent and has been linked firmly two third compression springs between the piece, first piece of bending with the second is bent the piece lower extreme and still is linked firmly the cover of cover above resistance and is established the subassembly.

When the first bending block deflects, the left side extension spring in the first bending block is compressed to store force, the right side extension spring is stretched to store force, the first bending block extrudes the pins under the action of the two extension springs, when the second bending block deflects, the guide rod is contacted with the sleeving component, the guide rod is extruded to slide towards the second bending block by the sleeving component, when the guide rod slides, the two third compression springs are compressed to store force through the guide plate, the sliding block is simultaneously pushed to slide upwards in the second bending block, when the sliding block slides, the sliding ball is pushed to slide upwards in the second bending block through the second sliding plate, one side end face of the control resistor pin always keeps contact with the sliding ball in the bending process, through the support of the sliding ball, a certain amount of radian is generated when the pins are bent, the pins are prevented from being directly broken by ninety-degree bending, resource waste is caused, and through the control of the sliding ball in the second bending block, the bending of the resistor pins is realized, the resistor pins in the bending process are protected, and resource waste is avoided.

Preferably, the sheathing assembly comprises a U-shaped plate fixedly arranged at the lower ends of the first bending block and the second bending block, clamping assemblies are arranged inside the left side and the right side of the U-shaped plate respectively, the clamping assemblies are distributed in a bilateral symmetry mode about the central line of the U-shaped plate, each clamping assembly comprises a sliding rail arranged in the side end wall of the U-shaped plate, a sliding rod is connected in the sliding rail in a sliding mode, a fourth compression spring is fixedly connected between the sliding rod and the bottom end of the sliding rail, one end, close to the central line of the U-shaped plate, of the sliding rod is fixedly connected with a second arc plate, a second spherical block is rotatably connected in the second arc plate, and a partition plate is fixedly connected on each second spherical block.

When the bending mechanism descends, two pins of the resistor penetrate through the U-shaped plate to reserve a through hole, the U-shaped plate moves downwards to enable the partition plate to be in contact with the resistor, the partition plate is extruded when in contact with the resistor, the partition plate is enabled to rotate relatively in the second arc plate through the second spherical block, the partition plate drives the sliding rod to slide towards the sliding rail through the second arc plate, the fourth compression spring is compressed to store force, the left partition plate and the right partition plate are attached to the lateral part of the resistor, the lower end face of the U-shaped plate is attached to the upper end face of the resistor, the resistor is clamped, and subsequent bending work is prepared.

Compared with the prior art, this cylinder resistance pin bending device has following advantage:

1. when the first clamping plate and the second clamping plate work, the front end of the resistor is provided with the pin part which tilts on the extrusion plate, so that the resistor pin is in contact with the conveyor belt wheel, on one hand, the cylindrical resistor pin is bent upwards in the conveyor belt device, on the other hand, the resistor is protected in the clamping process, and the problem that when the resistor is clamped, the pin is too stressed to be broken in contact with the conveyor belt, so that the resistor is wasted is avoided.

2. Because the cooperation between rack and the dog in the control box makes rack and gear mesh mutually, and the control striker plate is automatic to be opened, makes the resistance after being bent automatic follow workbin in drop, collects in unison, improves work efficiency.

3. Due to the design of the spherical sliding block inside the second bending block, the resistor pins are bent, and the resistor pins in bending are protected, so that resource waste is avoided.

Drawings

Fig. 1 is a cross-sectional structural diagram of a cylindrical resistor pin bending device according to the present invention.

Fig. 2 is a partially enlarged schematic view of the invention at a in fig. 1.

FIG. 3 is a schematic cross-sectional view taken along the line B-B in FIG. 2 according to the present invention.

Fig. 4 is an enlarged partial schematic view of the invention at C in fig. 1.

Fig. 5 is an enlarged partial schematic view of the invention at D in fig. 4.

Fig. 6 is an enlarged partial schematic view at E of fig. 5 of the present invention.

Fig. 7 is an enlarged partial schematic view of the invention at F in fig. 4.

Fig. 8 is an enlarged partial view of the invention at G in fig. 4.

FIG. 9 is a schematic sectional view taken along the direction H-H in FIG. 1 according to the present invention.

FIG. 10 is a schematic cross-sectional view taken along line I-I of FIG. 9 according to the present invention.

FIG. 11 is a schematic diagram of the cylindrical resistor of the conveyor belt of the present invention.

FIG. 12 is a schematic view showing a state where a jig clamps a cylindrical resistor feed in the present invention.

FIG. 13 is a schematic diagram of the cylindrical resistance bending process of the present invention.

FIG. 14 is a schematic diagram of the effect of the cylindrical resistor after bending.

In the figure, a housing 10, a working space 11, a first motor box 12, a control motor 13, a main shaft 14, a first bevel gear 15, a second bevel gear 16, a gear shaft 17, a belt pulley 18, a belt 19, a box body 20, an optical axis 22, a transmission belt pulley 23, a transmission belt 24, an air cylinder 25, a second motor box 26, a rotating motor 27, a connecting plate 28, a first electromagnetic slideway 29, a first magnetic slider 30, a first clamping plate 31, a second clamping plate 32, a squeezing plate 33, a first spherical block 34, a first arc-shaped plate 35, a support rod 36, a first compression spring 37, a positioning rod 38, a hydraulic cylinder 39, a positioning plate 40, a second electromagnetic slideway 41, a second magnetic slider 42, a first connecting rod 43, a second connecting rod 44, a first bending block 45, a stretching spring 46, a second bending block 47, a first sliding plate 48, a sliding ball 49, a second sliding plate 50, a sliding block 51, a guide rod 52, a U-shaped plate 53, a sliding, A fourth compression spring 55, a slide bar 56, a second arc plate 57, a second spherical block 58, a partition plate 59, a tray 60, a bin 61, a striker plate 62, a torsion spring 63, a control box 64, a rack 65, a second compression spring 66, a gear 67, a wire 68, a stopper 69, a guide plate 70, a third compression spring 71 and a polished rod 72.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, a cylindrical resistor pin bending device includes a housing 10, a working space 11 is defined in the housing 10, a power mechanism for driving the operation of the device is disposed in the housing 10, a supporting mechanism connected to the power mechanism is disposed above the housing 10, a bending mechanism for bending a pin is disposed on the left side of the supporting mechanism on the upper end surface of the housing 10, and a conveying mechanism for conveying a resistor is disposed on the right side of the supporting mechanism on the upper end surface of the housing 10.

As shown in fig. 1 and 9, the power mechanism includes a first motor box 12 disposed on the inner wall of the lower side of the housing 10, a control motor 13 is disposed in the first motor box 12, an output end of the control motor 13 is fixedly connected to a spindle 14, the spindle 14 extends to the external space through the upper end wall of the housing 10, a first bevel gear 15 is sleeved on a portion of the spindle 14 located in the working space 11, a gear shaft 17 is further rotatably connected to the inner wall of the right side of the housing 10, a second bevel gear 16 engaged with the first bevel gear 15 is sleeved on the gear shaft 17, a belt pulley 18a is sleeved on the gear shaft 17 located on the right side of the second bevel gear 16, a housing 20 with an upper end opening is fixedly connected to the upper end surface of the housing 10, an optical axis 22 is rotatably connected between the inner walls of the left and right sides of the housing 20, a belt pulley 18b is sleeved on the optical axis 22, a belt 19 is drivingly, a conveyor belt 24 capable of conveying an electric resistor is connected to the conveyor belt wheel 23 in a transmission manner.

Starting a control motor 13 in a first motor box 12, wherein an output end of the control motor 13 drives a main shaft 14 to rotate relatively in a working space 11, the main shaft 14 drives a first bevel gear 15 to be meshed with a second bevel gear 16, the second bevel gear 16 drives a gear shaft 17 to rotate in the working space 11, when the gear shaft 17 rotates, an optical axis 22 is driven to rotate relatively in a box body 20 through transmission between two belt pulleys 18 and a belt 19, when the optical axis 22 rotates, a conveying belt 24 is controlled to move at an opening at the upper end of the box body 20 through a conveying belt pulley 23 to convey the device, when the conveying belt 24 conveys the material, a default cylindrical resistor is horizontally placed on the conveying belt, and meanwhile, a pin back conveys the feeding mechanism, as shown in fig. 11.

As shown in fig. 1, 2 and 3, the conveying mechanism includes an air cylinder 25 fixedly disposed on the upper end surface of the box 20, a piston rod of the air cylinder 25 is fixedly connected with a second motor box 26, a rotating motor 27 is disposed in the second motor box 26, an output end of the rotating motor 27 is fixedly connected with a connecting plate 28, a first electromagnetic slideway 29 is disposed in the connecting plate 28, a first magnetic slider 30 is slidably connected in the first electromagnetic slideway 29, a first clamp plate 31 capable of clamping a resistor is fixedly connected on the left end surface of the first magnetic slider 30, a second clamp plate 32 is fixedly connected on the left end surface of the connecting plate 28 below the first clamp plate 31, a support rod 36 is fixedly connected on the inner wall of the lower side of the second clamp plate 32, a first spherical block 34 is fixedly connected on the upper end of the support rod 36, a first arc-shaped plate 35 is rotatably connected on the first spherical block 34, two thirds of the first arc-shaped plate 35 surrounds the first spherical block 34, an extrusion plate, a first compression spring 37 is fixedly connected between the lower end surface of the extrusion plate 33 and the lower inner wall of the second clamping plate 32.

When the cylindrical resistor moves to the side end of the second clamping plate 32 under the driving of the power mechanism conveyor belt 24, the cylindrical resistor moves upwards to the upper end surface of the extrusion plate 33 along the arc surface of the side end of the second clamping plate 32, meanwhile, the first electromagnetic slide 29 in the connecting plate 28 controls the first magnetic slide 30 to slide in the direction close to the resistor in the first electromagnetic slide 29, the first magnetic slide 30 drives the first clamping plate 31 to slide in the direction close to the resistor, the resistor is extruded by the first clamping plate 31 in the descending process, the lower end surface of the resistor is attached to the extrusion plate 33, the extrusion plate 33 rotates relatively on the first spherical block 34 through the first arc plate 35, the first compression spring 37 is compressed to accumulate force, the part with the lead at the front end of the resistor tilts on the extrusion plate 33, the resistor lead is in discontinuous contact with the conveyor belt 24, the first clamping plate 31 and the second clamping plate 32 are prevented from clamping the resistor, and the resistor is prevented from angular deflection, under the action of external force, the force between the pins and the conveyor belt 24 is increased, so that the pins are broken, and the waste of the resistor is caused;

after the resistors are clamped, the rotating motor 27 in the second motor box 26 controls the connecting plate 28 to rotate relatively in space, so that the resistor pins are vertically upward, the resistors are conveyed to the supporting mechanism through the control of the air cylinder 25, and subsequent bending work is performed.

As shown in fig. 1 and 4, the supporting mechanism comprises a charging tray 60 fixedly arranged at the upper end of a main shaft 14 of the power mechanism, the lower end surface of the charging tray 60 is fixedly connected with four supporting components, the four supporting components are uniformly distributed on the lower end surface of the charging tray 60 along the circumferential direction of the charging tray 60, the supporting components comprise a charging box 61 fixedly arranged on the lower end surface of the charging tray 60, the lower end of the charging box 61 is rotatably connected with two material blocking plates 62, the two material blocking plates 62 are distributed in bilateral symmetry about the central line of the charging tray 60, a torsion spring 63 capable of resetting the material blocking plates 62 is fixedly connected between each material blocking plate 62 and the side end wall of the charging box 61, the left side and the right side of the charging box 61 are respectively provided.

Under the initial state, striker plate 62 is in the horizontality under the control of torsional spring 63, and striker plate 62 and workbin 61 form stable arrangement space, and the resistance of having adjusted the pin direction is placed in striker plate 62 and workbin 61 formation space, drives charging tray 60 through power unit main shaft 14 and carries out the relative rotation of single ninety degrees in the space, makes the pin place the back orderly transportation.

As shown in fig. 4 and 8, the limiting assembly includes a control box 64 disposed on the end face of the side of the material box 61, a rack 65 is slidably connected in the control box 64, a second compression spring 66 is fixedly connected between the upper end face of the rack 65 and the upper inner wall of the control box 64, a polish rod 72 is rotatably connected between the inner walls of the front side and the rear side of the control box 64, a gear 67 meshed with the rack 65 is sleeved on the polish rod 72, a cord 68 is connected between the polish rod 72 and the striker plate 62 of the support assembly in a transmission manner, and a stopper 69 capable of being matched with the rack 65 is fixedly connected to the upper end face of the housing 10.

The bent resistors are driven by the material tray 60 to continuously rotate for ninety degrees, so that the rack 65 moves to the position near the stop block 69 at the upper end of the shell 10, when the rack 65 slides from the upper end of the stop block 69, the rack 65 is extruded by the stop block 69 to slide towards the inside of the control box 64, the second compression spring 66 compresses to store force, the rack 65 is meshed with the gear 67 when sliding, the rack 65 drives the polished rod 72 to rotate through the gear 67, the polished rod 72 winds the wire 68 when rotating, the wire 68 pulls the material blocking plates 62 to deflect at the lower end of the material box 61 in an angle through the wire 68, so that the opening between the two material blocking plates 62 is enlarged, and the resistors slide from the openings of the two material blocking plates 62 along the inner wall of the material box 61 under the;

torsional spring 63 is by tensile power of holding when striker plate 62 deflects, when rack 65 slided the dog 69 surface, rack 65 lost the hindrance, second compression spring 66 resets and promotes rack 65 and resumes initial condition this moment, rack 65 and the reverse meshing of gear 67 drive gear 67 reversal, gear 67 drives 74 and makes by winding cotton rope 68 loosen, torsional spring 63 resets simultaneously and drives striker plate 62 and resume initial condition, do not influence next use, because the cooperation between control box internal tooth strip and dog, make rack and gear mesh mutually, the control striker plate is automatic to be opened, make the resistance after being bent automatic drop from the workbin, collect in unison, improve work efficiency.

As shown in fig. 1, 4 and 5, the bending mechanism includes a positioning rod 38 fixedly disposed on the upper end surface of the housing 10, a hydraulic cylinder 39 is fixedly connected to the positioning rod 38, two bending assemblies are fixedly connected to the lower end of the piston rod of the hydraulic cylinder 39, and the two bending assemblies are symmetrically distributed in front and back directions about the center line of the hydraulic cylinder 39.

As shown in fig. 4, 5 and 6, the bending assembly includes a positioning plate 40 fixedly disposed at the lower end of the piston rod of the hydraulic cylinder 39, a second electromagnetic slide 41 is disposed in the positioning plate 40, a second magnetic slide 42 is slidably connected to the second electromagnetic slide 41, a first connecting rod 43 and a second connecting rod 44 are rotatably connected to the lower end of the second magnetic slide 42, the second connecting rod 44 is located at the front end of the first connecting rod 43 relative to the second magnetic slide 42, a first bending block 45 is rotatably connected to the lower end of the first connecting rod 43, an extension spring 46 is fixedly connected to the first bending block 45, the extension spring 46 is symmetrically distributed about the center line of the first bending block 45, a second bending block 47 is rotatably connected to the lower end of the second connecting rod 44, a first sliding plate 48 is slidably connected to the second bending block 47, a sliding ball 49 is slidably connected to the second bending block 47 below the first sliding plate 48, a second sliding plate 50 is slidably connected to the second bending block 47 below the sliding ball 49, the lower extreme of second slide 50 has linked firmly sliding block 51, and the sliding block 51 lower extreme rotates and is connected with guide bar 52, and guide bar 52 runs through the second and bends 47 and extend to external space, and the cover is equipped with deflector 70 on the part that guide bar 52 is located external space, and deflector 70 and second bend 47 between have linked firmly two third compression spring 71, and first bend 45 and second bend 47 lower extremes of piece have still linked firmly the cover of cover above the resistance and have established the subassembly.

When the first bending block 45 deflects, the left side extension spring 46 in the first bending block 45 is compressed to store force, the right side extension spring 46 is extended to store force, the first bending block 45 extrudes the pins under the action of the two extension springs 46, when the second bending block 47 deflects, the guide rod 52 is contacted with the sleeved component, the guide rod 52 is extruded to slide towards the second bending block 47 by the sleeved component, when the guide rod 52 slides, the guide plate 70 compresses and stores force of the two third compression springs 71, and simultaneously pushes the sliding block 51 to slide upwards in the second bending block 47, when the sliding block 51 slides, the second sliding plate 50 pushes the sliding ball 49 to slide upwards in the second bending block 47, one side end face of the control resistor pin is always in contact with the sliding ball 49 in the bending process, and through the support of the sliding ball 49, the pins generate a certain amount of radian in the bending process, the pin is prevented from being directly broken by ninety-degree bending to cause resource waste, the resistance pin is not only bent, but also protected by the sliding ball 49 inside the second bending block 47, and resource waste is avoided.

As shown in fig. 4 and 7, the sheathing assembly comprises a U-shaped plate 53 fixedly arranged at the lower ends of a first bending block 45 and a second bending block 47, clamping assemblies are respectively arranged inside the left side and the right side of the U-shaped plate 53, the two clamping assemblies are symmetrically distributed about the central line of the U-shaped plate 53, each clamping assembly comprises a sliding rail 54 arranged in the side end wall of the U-shaped plate 53, a sliding rod 56 is connected in the sliding rail 54 in a sliding manner, a fourth compression spring 55 is fixedly connected between the bottom ends of the sliding rod 56 and the sliding rail 54, one end of the sliding rod 56, which is close to the central line of the U-shaped plate 53, a second arc plate 57 is fixedly connected to one end of the second arc plate 57 in a rotating manner, and a partition plate 59 is fixedly.

When the bending mechanism descends, two pins of the resistor penetrate through the reserved through holes of the U-shaped plate 53, when the U-shaped plate 53 moves downwards, the partition plate 59 is in contact with the resistor, the partition plate 59 is extruded when in contact with the resistor, the partition plate 59 rotates relatively in the second arc plate 57 through the second spherical block 58, the partition plate 59 drives the sliding rod 56 to slide in the sliding rail 54 through the second arc plate 57, the fourth compression spring 55 is compressed to store force, the left partition plate 59 and the right partition plate 59 are attached to the side portion of the resistor, the lower end face of the U-shaped plate 53 is attached to the upper end face of the resistor, the resistor is clamped, and subsequent bending work is prepared.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a cylindrical resistance pin bending device, includes casing (10), has injectd workspace (11) in casing (10), its characterized in that: the resistor bending device is characterized in that a power mechanism for driving the device to operate is arranged in the shell (10), a supporting mechanism connected with the power mechanism is arranged above the shell (10), a bending mechanism for bending pins is arranged on the left side of the supporting mechanism on the upper end face of the shell (10), and a conveying mechanism for conveying resistors is arranged on the right side of the supporting mechanism on the upper end face of the shell (10).

2. The cylindrical resistance pin bending device according to claim 1, wherein: the power mechanism comprises a first motor box (12) arranged on the inner wall of the lower side of the shell (10), a control motor (13) is arranged in the first motor box (12), the output end of the control motor (13) is fixedly connected with a spindle (14), the spindle (14) penetrates through the upper end wall of the shell (10) and extends to the outside space, a first bevel gear (15) is sleeved on the part, located in the working space (11), of the spindle (14), a gear shaft (17) is further rotatably connected to the inner wall of the right side of the shell (10), a second bevel gear (16) meshed with the first bevel gear (15) is sleeved on the gear shaft (17), a belt pulley (18a) is sleeved on the right side of the second bevel gear (16) on the gear shaft (17), and a box body (20) with an upper end opening is fixedly connected to the upper end face of the shell (10), box (20) left and right sides inner wall rotates between and is connected with optical axis (22), the cover is equipped with belt pulley (18b) on optical axis (22), belt pulley (18b) with the transmission is connected with belt (19) between belt pulley (18a), lie in on optical axis (22) the left side cover of belt pulley (18b) is equipped with conveyer belt wheel (23), the transmission is connected with conveyer belt (24) that can carry resistance on conveyer belt wheel (23).

3. The cylindrical resistance pin bending device according to claim 2, wherein: the conveying mechanism comprises an air cylinder (25) fixedly arranged on the upper end face of the box body (20), a second motor box (26) is fixedly connected onto a piston rod of the air cylinder (25), a rotating motor (27) is arranged in the second motor box (26), the output end of the rotating motor (27) is fixedly connected with a connecting plate (28), a first electromagnetic slide way (29) is arranged in the connecting plate (28), a first magnetic slide block (30) is connected in the first electromagnetic slide way (29) in a sliding manner, the left end face of the first magnetic slide block (30) is fixedly connected with a first clamping plate (31) capable of clamping a resistor, the left end face of the connecting plate (28) is positioned below the first clamping plate (31) and is fixedly connected with a second clamping plate (32), a supporting rod (36) is fixedly connected to the inner wall of the lower side of the second clamping plate (32), and a first ball block (34) is fixedly connected to the upper end, first spherical block (34) go up to rotate and be connected with first arc (35), first arc (35) surround two-thirds first spherical block (34), first arc (35) upper end has linked firmly stripper plate (33), stripper plate (33) down the terminal surface with second splint (32) downside inner wall has linked firmly first compression spring (37) within a definite time.

4. The cylindrical resistance pin bending device according to claim 2, wherein: the supporting mechanism comprises a material tray (60) fixedly arranged at the upper end of the power mechanism main shaft (14), the lower end face of the charging tray (60) is fixedly connected with four supporting components which are uniformly distributed on the lower end face of the charging tray (60) along the circumferential direction of the charging tray (60), the supporting component comprises a material box (61) fixedly arranged on the lower end surface of the material tray (60), the lower end of the feed box (61) is rotationally connected with two baffle plates (62), the two baffle plates (62) are distributed in bilateral symmetry about the central line of the feed box (60), a torsion spring (63) capable of resetting the baffle plates (62) is fixedly connected between each baffle plate (62) and the side end wall of the feed box (61), the left side and the right side of the feed box (61) are respectively provided with a limiting component, and the two limiting components are symmetrically distributed on the left side and the right side of the center line of the feed box (61).

5. The cylindrical resistance pin bending device according to claim 4, wherein: the limiting assembly comprises a control box (64) arranged on the end face of the side of the material box (61), a rack (65) is connected to the control box (64) in a sliding mode, the upper end face of the rack (65) is fixedly connected with a second compression spring (66) between the inner walls of the upper side of the control box (64), a polish rod (72) is connected to the inner walls of the front side and the rear side of the control box (64) in a rotating mode, a gear (67) meshed with the rack (65) is sleeved on the polish rod (72), a wire rope (68) is connected to the material baffle plate (62) of the supporting assembly in a transmission mode, and a stop block (69)) matched with the rack (65) is fixedly connected to the upper end face of the shell (10)).

6. The cylindrical resistance pin bending device according to claim 5, wherein: the bending mechanism comprises a positioning rod (38) fixedly arranged on the upper end face of the shell (10), a hydraulic cylinder (39) is fixedly connected onto the positioning rod (38), two bending assemblies are fixedly connected to the lower end of a piston rod of the hydraulic cylinder (39), and the two bending assemblies are symmetrically distributed around the central line of the hydraulic cylinder (39).

7. The cylindrical resistance pin bending device according to claim 6, wherein: the bending assembly comprises a positioning plate (40) fixedly arranged at the lower end of a piston rod of the hydraulic cylinder (39), a second electromagnetic slide way (41) is arranged in the positioning plate (40), a second magnetic slide block (42) is connected in the second electromagnetic slide way (41) in an sliding manner, the lower end of the second magnetic slide block (42) is rotatably connected with a first connecting rod (43) and a second connecting rod (44), the second connecting rod (44) is located at the front end of the first connecting rod (43) relative to the second magnetic slide block (42), the lower end of the first connecting rod (43) is rotatably connected with a first bending block (45), an extension spring (46) is fixedly connected in the first bending block (45), the extension spring (46) is distributed in a left-right symmetrical manner relative to the central line of the first bending block (45), the lower end of the second connecting rod (44) is rotatably connected with a second bending block (47), a first sliding plate (48) is connected in the first bending block (47) in, be located in second bending block (47) the below sliding connection of first slide (48) has sliding ball (49), second bending block (47) interior be located the below sliding connection of sliding ball (49) has second slide (50), second slide (50) lower extreme has linked firmly sliding block (51), sliding block (51) lower extreme rotates and is connected with guide bar (52), guide bar (52) run through second bending block (47) and extend to external space, the cover is equipped with deflector (70) on the part that guide bar (52) are located external space, deflector (70) with second bending block (47) have linked firmly two third compression spring (71) within a definite time, first bending block (45) with second bending block (47) lower extreme still links firmly the cover subassembly of cover in the resistance top.

8. The cylindrical resistor pin bending device according to claim 7, wherein: the sheathing component comprises a U-shaped plate (53) fixedly arranged at the lower ends of the first bending block (45) and the second bending block (47), the insides of the left side and the right side of the U-shaped plate (53) are respectively provided with clamping components, the two clamping components are symmetrically distributed in the left and the right direction around the central line of the U-shaped plate (53), the clamping component comprises a slide rail (54) arranged in the side end wall of the U-shaped plate (53), a sliding rod (56) is connected in the sliding rail (54) in a sliding way, a fourth compression spring (55) is fixedly connected between the sliding rod (56) and the bottom end of the sliding rail (54), one end of the sliding rod (56) close to the central line of the U-shaped plate (53) is fixedly connected with a second arc-shaped plate (57), the second arc-shaped plate (57) is connected with second spherical blocks (58) in a rotating mode, and each second spherical block (58) is fixedly connected with a partition plate (59).