CN113118728A

CN113118728A - Automatic feeding and blanking device for rotating shaft

Info

Publication number: CN113118728A
Application number: CN202110494443.0A
Authority: CN
Inventors: 闫华明; 林乐成; 夏本超; 林乐民; 于丽; 沈福伟; 徐目金; 卢帅旭; 卢文涛
Original assignee: Weihai Hengyuan Intelligent Technology Co ltd; Weihai Vocational College
Current assignee: Weihai Hengyuan Intelligent Technology Co ltd; Weihai Vocational College
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2021-07-16
Anticipated expiration: 2041-05-07
Also published as: CN113118728B

Abstract

The invention discloses a rotating shaft automatic feeding and blanking device, which comprises a supporting frame, a table board, a rotating shaft feeding and blanking device, a rotating shaft limiting device and a controller, wherein the table board is fixed on the supporting frame, the rotating shaft feeding and blanking device and the rotating shaft limiting device are connected with the table board and are respectively controlled by the controller, the rotating shaft feeding and blanking device comprises a rotating shaft storage box, a rotating shaft sorting and feeding mechanism and a rotating shaft feeding groove, the blanking recovery mechanism and the blanking driving mechanism are adopted, the rotating shaft sorting and feeding mechanism comprises a unit fixing ladder, a unit lifting ladder and a lifting ladder driving mechanism, the rotating shaft feeding groove comprises a feeding groove rear side plate and a feeding groove front side plate, and the rotating shaft limiting device comprises a rotating shaft pushing mechanism, a rotating shaft end part positioning mechanism and a rotating shaft downward pressing and abutting mechanism.

Description

Automatic feeding and blanking device for rotating shaft

Technical Field

The invention relates to the technical field of mechanical assembly, in particular to an automatic feeding and blanking device for a rotating shaft.

Background

In mechanical product production assembly technical field, often involve the assembly to the jump ring, the jump ring is installed in the jump ring groove of machine pivot usually, play the effect that prevents pivot axial displacement, the jump ring is not in place if the installation, often influence whole mechanical product quality, and there is the potential safety hazard, in the prior art, generally adopt the manual work to take off the pivot, and use jump ring pincers to accomplish the work of clamping of jump ring, this mode has the packaging efficiency low, high labor strength, higher scheduling problem of manufacturing cost, simultaneously at the in-process of equipment because manual operation is out of position and lead to the yields low easily or exert oneself too big to cause bodily injury.

Under the condition that the competition pressure of the industry is higher and higher, in order to save labor cost and improve production efficiency, equipment for automatically installing clamp springs gradually appears, and through retrieval, CN2020205269439 discloses a clamp spring shaft assembling structure, which comprises an inner side positioning mechanism, an outer side positioning mechanism, a press-mounting mechanism and a material moving mechanism, wherein the clamp springs conveyed by a material conveying line (for example, direct vibration feeding) are transferred to a press-mounting station by the material moving mechanism, the clamp springs are positioned by the inner side positioning mechanism through a positioning boss, the clamp springs are positioned by the outer side positioning mechanism outside the clamp springs, and after the clamp springs are positioned, the clamp springs are pushed to be pressed on the clamp shafts through the press-mounting mechanism to realize the assembly of the clamp springs.

The structure has the following defects: firstly, automatic operation is not realized in the feeding of the clamp shaft, the assembly efficiency of the clamp spring is reduced, and the production cost is high; secondly, do not carry on spacingly to the jump ring, lead to the in-process jump ring installation to produce the displacement by the jump ring easily, lead to the unable accurate installation of jump ring in the jump ring groove of jump ring, cause the yields of jump ring installation to hang down.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides the automatic feeding and blanking device for the rotating shaft, which has the advantages of compact structure, high automation degree of sorting, feeding and blanking of the rotating shaft and high efficiency.

The technical scheme adopted by the invention for solving the technical problems is as follows:

the utility model provides a pivot automatic feeding doffer which characterized in that: the device comprises a supporting frame, a table board, a rotating shaft feeding and blanking device, a rotating shaft limiting device and a controller, wherein the table board is fixed on the supporting frame, and the rotating shaft feeding and blanking device and the rotating shaft limiting device are connected with the table board and are respectively controlled by the controller;

the rotating shaft feeding and blanking device comprises a rotating shaft storage box, a rotating shaft sorting and feeding mechanism, a rotating shaft feeding groove, a blanking recovery mechanism and a blanking driving mechanism, wherein the rotating shaft storage box, the rotating shaft sorting and feeding mechanism and the rotating shaft feeding groove are sequentially arranged from front to back on the table panel;

the rotating shaft sorting and feeding mechanism comprises a unit fixing ladder, a unit lifting ladder and a lifting ladder driving mechanism, wherein the unit fixing ladder and the unit lifting ladder are respectively composed of unit steps which are mutually connected from front to back and rise from the front end to the rear end, the unit steps are composed of step transverse faces and step vertical faces, the unit fixing ladder linear array is arranged at the rear end of the rotating shaft storage box and fixed on a table panel, the step transverse face at the foremost end of the unit fixing ladder is matched with the rotating shaft inclined sliding plate, the unit lifting ladder is arranged between the adjacent unit fixing ladders, the unit steps of the unit lifting ladder and the unit steps of the unit fixing ladder are staggered, a lifting ladder through hole for the unit lifting ladder to pass through is formed in the table panel, and the lower end of the unit lifting ladder penetrates through the lifting ladder through hole to be connected with the lifting ladder driving mechanism fixed at the lower end of the table panel, the elevator driving mechanism is connected with the controller;

the rotary shaft feeding groove comprises a feeding groove rear side plate and a feeding groove front side plate, the feeding groove front side plate is arranged at the rear ends of the unit fixing ladder and the unit lifting ladder and is fixed on the deck plate, the feeding groove rear side plate and the feeding groove front side plate are oppositely arranged and are driven by a blanking driving mechanism connected with the deck plate to be in contact with or separate from the feeding groove front side plate, the blanking driving mechanism is connected with the controller, when the feeding groove rear side plate is in contact with the feeding groove front side plate, a V-shaped groove capable of accommodating the rotary shaft is formed at the upper ends of the feeding groove front side plate and the feeding groove rear side plate, a blanking opening for blanking the rotary shaft is arranged below the feeding groove rear side plate on the deck plate, and a blanking recovery mechanism for recovering the rotary shaft is arranged at;

the rotating shaft limiting device comprises a rotating shaft pushing mechanism, a rotating shaft end positioning mechanism and a rotating shaft downward pressing and abutting mechanism, the rotating shaft end positioning mechanism is arranged on the right side of the rotating shaft feeding groove and comprises a rotating shaft positioning driving mechanism and a rotating shaft positioning block, the rotating shaft positioning block is driven to be close to or far away from the rotating shaft feeding groove through the rotating shaft positioning driving mechanism connected with the table panel, and the rotating shaft positioning driving mechanism is connected with the controller;

the rotating shaft pushing mechanism is arranged opposite to the rotating shaft end positioning mechanism and comprises a rotating shaft pushing driving mechanism and a rotating shaft push plate, the rotating shaft push plate is driven by the rotating shaft pushing driving mechanism connected with the table board to transversely move in the V-shaped groove, and the rotating shaft pushing driving mechanism is connected with the controller;

the rotating shaft downward pressing and abutting mechanism is arranged above the rotating shaft feeding groove and comprises a rotating shaft downward pressing driving mechanism and unit shaft pressing plates arranged in a transverse linear array, the unit shaft pressing plates are driven by the rotating shaft downward pressing driving mechanism to move up and down, and the rotating shaft downward pressing driving mechanism is connected with the controller; the pivot is followed pivot storage box and is passed through in the pivot letter sorting feed mechanism gets into pivot silo on in proper order, and the pivot in the pivot silo on the pivot is through pivot tip positioning mechanism, pivot pushing mechanism, the pivot pushes down the location of support tight mechanism, prevents that the pivot from producing the displacement in pivot silo on the pivot, and the pivot of jump ring has been assembled in the drive of blanking actuating mechanism falls into blanking recovery mechanism, has realized the automation of pivot material loading, blanking, and pivot operating efficiency is high to can guarantee the accuracy of jump ring equipment.

The rotating shaft positioning driving mechanism comprises a motor, a bearing seat, a bearing, a ball screw nut, a guide rail B and a slide block B, wherein the guide rail B is fixed on a table board, the slide block B is connected with the guide rail B in a sliding mode, the ball screw nut is fixed on the slide block B and is in threaded connection with the ball screw, the left end and the right end of the ball screw are respectively connected with the table board through the bearing and the bearing seat, the ball screw is driven by the motor connected with the table board, the motor is connected with a controller, and when clamp springs with different specifications and sizes are replaced, the ball screw nut is driven to rotate by the motor to drive a rotating shaft positioning block to move transversely so as to ensure that a clamp spring groove in a rotating shaft is positioned under clamp spring pliers and facilitate accurate installation of the clamp springs.

The rotating shaft pushing driving mechanism comprises a pushing cylinder, a guide rail A, a slide block connecting plate A, a clamping push block, a rotating shaft push plate and a chromium-plated optical shaft, wherein the guide rail A is arranged at the rear side of a trough on the rotating shaft and is transversely fixed on a table top plate, the slide block A is in sliding connection with the guide rail A, the slide block connecting plate A is fixedly connected with the slide block A, the right end of the slide block connecting plate A is connected with a piston rod of the pushing cylinder which is arranged at the rear side of the guide rail A and is transversely fixed on the table top plate, the left end of the slide block connecting plate A is fixedly connected with the clamping push block, an optical shaft through hole for the chromium-plated optical shaft to pass through is transversely formed in the clamping push block, the chromium-plated optical shaft is inserted into the optical shaft through hole, the chromium-plated optical shaft is fixedly connected, the top pushes away the cylinder and is connected with the controller, whole space can be saved in pivot top pushes away actuating mechanism's structural setting, overall structure is compact, through setting up the chromium plating optical axis, after the bolt is unscrewed, through the position of adjustment chromium plating optical axis in order to realize the relative distance of adjustment clamp ejector pad and pivot push pedal, when changing the pivot that length is shorter, the stroke of top push cylinder piston rod is not enough, make the distance between clamp ejector pad and the pivot push pedal increase through the position of adjustment chromium plating optical axis, realize the top of pivot and push away, can also satisfy the top of the longer pivot of length simultaneously, pivot length is longer, can need not to change the procedure and set for, make through the position of adjustment chromium plating optical axis press from both sides the distance between ejector pad and the pivot push pedal and reduce can, the bulk.

The rotating shaft pushing driving mechanism further comprises a floating shaft, a floating joint connecting plate, a spring limiting plate and a spring, wherein one end of the floating shaft is connected with a piston rod of the pushing cylinder and fixedly connected with the spring limiting plate, the other end of the floating shaft is connected with the floating joint connecting plate in a sliding mode, the floating joint connecting plate is fixedly connected with a slider connecting plate A, the spring is sleeved on the floating shaft, one end of the spring is abutted against the spring limiting plate, the other end of the spring is abutted against the floating joint connecting plate, after the rotating shaft is replaced, the size of the rotating shaft is slightly lengthened, the pushing stroke of the pushing cylinder is not required to be changed, the position of a chromium-plated optical axis is not required to be adjusted, the floating joint connecting plate is enabled to move towards the spring limiting plate under the elastic force of the spring.

The length of the unit fixing ladder is more than or equal to that of the unit lifting ladder, the height of the unit fixing ladder is less than that of the unit lifting ladder, the rear end of the unit lifting ladder is aligned with the rear end of the unit fixing ladder, so that the rotating shaft inclined sliding plate can be in contact with the step transverse surface at the foremost end of the unit fixing ladder, the rotating shaft is directly slid onto the step transverse surface at the foremost end of the unit fixing ladder, and when the rotating shaft reaches the step transverse surface at the rearmost end of the unit fixing ladder, the unit lifting ladder is lifted under the action of the lifting ladder driving mechanism, and the rotating shaft is transferred onto the step transverse surface at the rearmost end of the unit lifting ladder and enters the rotating shaft feeding groove.

The step transverse face is an inclined face gradually inclined downwards from the front end to the rear end, and the inclined face is arranged to be inclined downwards, so that the rotating shaft can conveniently slide backwards to the connecting position of the step transverse face and the next step vertical face after reaching the step transverse face, and the rotating shaft cannot slide out of the unit step in the process that the unit elevator drives the rotating shaft to move forwards and backwards.

The elevator driving mechanism comprises an elevator fixing plate, a cylinder fixing frame and an elevator driving cylinder, wherein the elevator fixing plate is arranged below a deck plate and fixedly connected with the lower end of a unit elevator, a piston rod of the elevator driving cylinder is fixedly connected with the elevator fixing plate, the elevator driving cylinder is fixedly connected with the deck plate through the cylinder fixing frame, the elevator driving cylinder is connected with a controller, the elevator driving cylinder is arranged to drive the unit elevator to move up and down through the elevator driving cylinder, so that rotating shafts are sequentially arranged and conveyed from the step at the lowest end to the step at the uppermost end, only one rotating shaft is arranged on each step to wait, only one rotating shaft conveyed to a material groove of each rotating shaft is ensured, the sorting and feeding of the rotating shafts are realized, the sorting and feeding efficiency of the rotating shafts is high, and the accuracy is high.

The upper end of the front side plate of the feeding trough is provided with the guide inclined plane which inclines downwards from front to back, and the front side plate of the feeding trough is provided with the guide inclined plane, so that the rotating shaft can smoothly slide into the V-shaped groove from the step at the rearmost end of the unit elevator along the guide inclined plane.

According to the invention, the positioning groove or the positioning boss is transversely arranged below the V-shaped groove on the front side plate of the feeding groove, the positioning boss or the positioning groove is transversely arranged below the V-shaped groove on the rear side plate of the feeding groove, the rear side plate of the feeding groove is matched and positioned with the positioning groove or the positioning boss on the front side plate of the feeding groove through the positioning boss or the positioning groove, the rear side plate of the feeding groove can be attached to the front side plate of the feeding groove through the matching and positioning of the positioning boss and the positioning groove, and meanwhile, the rear side plate of the feeding groove and the front side plate of the feeding groove can not generate vertical displacement in the process of limiting the rotating shaft, and the stability is good.

The box body of the rotating shaft storage box comprises a rotating shaft left side baffle, a rotating shaft right side baffle and a rotating shaft front baffle, wherein the rotating shaft left side baffle, the rotating shaft right side baffle and the rotating shaft front baffle are respectively fixed on a table panel, the left end of the rotating shaft front baffle is fixedly connected with the front end of the rotating shaft left side baffle, the right end of the rotating shaft front baffle is fixedly connected with the front end of the rotating shaft right side baffle, a rotating shaft inclined sliding plate is arranged between the rotating shaft left side baffle and the rotating shaft right side baffle, the left end of the rotating shaft inclined sliding plate is fixedly connected with the rotating shaft left side baffle, the right end of the rotating shaft inclined sliding plate is fixedly connected with the rotating shaft right side baffle, the front end of the rotating shaft front baffle is fixedly connected with the rotating shaft front baffle, a feeding adjusting plate and an adjusting plate fixing plate are further arranged in the rotating shaft storage box, the feeding adjusting plate is longitudinally arranged on the rotating, right-hand member and pivot right side baffle fixed connection, horizontal rectangular hole has been seted up on the regulating plate fixed plate, the regulating plate fixed plate is through horizontal rectangular hole, fixing bolt and material loading regulating plate threaded connection, the structural design of pivot storage box body is simple, the pivot of being convenient for simultaneously putting into in the pivot storage box can be along pivot inclined sliding plate direct slip to the unit fixed ladder on the step horizontal face of front end step, when more trading different specification and dimension's pivot, through material loading regulating plate limit position, prevent that the pivot from rocking about in pivot storage box, carry out the rigidity through the regulating plate fixed plate after the position is injectd, structural design is simple, it is convenient to adjust.

The invention has the beneficial effects that: the rotating shaft sequentially enters the rotating shaft feeding groove from the rotating shaft storage box through the rotating shaft sorting and feeding mechanism, the rotating shaft in the rotating shaft feeding groove is positioned through the rotating shaft end positioning mechanism, the rotating shaft pushing mechanism and the rotating shaft downward pressing and abutting mechanism, the rotating shaft is prevented from displacing in the rotating shaft feeding groove, the blanking driving mechanism drives the rotating shaft with the assembled snap spring to fall into the blanking recovery mechanism, the automation of feeding and blanking of the rotating shaft is realized, the rotating shaft running efficiency is high, and the accuracy of assembling the snap spring can be ensured; the arrangement of the rotating shaft sorting and feeding mechanism can realize continuous feeding of the rotating shafts, only one rotating shaft enters the rotating shaft feeding groove each time, the structural design is novel, the rotating shaft sorting effect is good, the accuracy is high, and the rotating shaft feeding time is greatly saved; the arrangement of the rotating shaft positioning driving mechanism drives the ball screw to rotate through the motor to drive the ball screw nut to move when the clamp springs with different specifications and sizes are replaced, so that the rotating shaft positioning block is driven to transversely displace, a clamp spring groove in the rotating shaft is ensured to be right below the clamp spring pliers, and the clamp springs are conveniently and accurately installed; the structure of the rotating shaft pushing driving mechanism can save the whole space, the whole structure is compact, and by arranging the chromium plating optical axis, after the bolt is unscrewed, the relative distance between the clamping push block and the rotating shaft push plate is adjusted by adjusting the position of the chromium plating optical axis, so that the rotating shaft is pushed; the rotating shaft is pressed and abutted against the mechanism, the rotating shaft in the V-shaped groove is pressed by the shaft pressing plates arranged at intervals in the transverse direction, so that the position of the rotating shaft is defined when the clamp spring is installed, and the clamp spring can be accurately installed in a clamp spring groove of the rotating shaft.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the rotating shaft feeding device of the invention.

Fig. 3 is a top view of fig. 2.

FIG. 4 is a side view of the spindle loader (with the spindle magazine removed) of the present invention.

Fig. 5 is a schematic structural diagram of the feeding trough of the rotating shaft of the invention.

FIG. 6 is a schematic structural view of the rotating shaft blanking device of the present invention.

Fig. 7 is a side view of fig. 6.

Fig. 8 is a schematic structural view of the rotating shaft pushing mechanism of the present invention.

Fig. 9 is a side view of fig. 8.

Fig. 10 is a schematic structural view of the rotating shaft end positioning mechanism of the present invention.

FIG. 11 is a schematic view of the structure of the shaft pressing mechanism of the present invention.

Fig. 12 is a schematic structural diagram of the clamp spring feeding device.

Fig. 13 is a schematic view of the lever travel limit cap of fig. 12 with the lever removed.

Fig. 14 is a schematic structural view of the hinge and the snap spring push block in fig. 12.

Fig. 15 is a side view of fig. 14.

Fig. 16 is a schematic structural diagram of the clamp spring feeding guide rail in fig. 12.

Fig. 17 is a side view of the circlip assembling device of the present invention.

Fig. 18 is a schematic structural diagram of the circlip assembling device of the invention.

Reference numerals: a supporting frame-1, a table top plate-2, a rotating shaft feeding and blanking device-3, a rotating shaft storage box-301, a rotating shaft left baffle-3011, a rotating shaft right baffle-3012, a rotating shaft front baffle-3013, a rotating shaft inclined sliding plate-3014, a feeding adjusting plate-3015, an adjusting plate fixing plate-3016, a transverse strip hole-30161, a rotating shaft sorting and feeding mechanism-302, a unit fixing ladder-3021, a unit elevator-3022, a unit step-30221, a step transverse surface-30222, a step vertical surface-30223, an elevator fixing plate-3023, a cylinder fixing plate-3024, an elevator driving cylinder-3025, a plate connecting column-3026, a rotating shaft detection sensor-3027, a rotating shaft feeding trough-303, a feeding trough rear side plate-3031, a positioning boss-30311, A groove rear wall-30312, a feeding groove front side plate-3032, a guide inclined surface-30321, a groove front wall-30322, a positioning groove-30323, a groove support plate-3033, a blanking recovery mechanism-304, a blanking inclined plate-3041, a blanking left baffle-3042, a blanking right baffle-3043, a material box-3044, a blanking driving mechanism-305, a blanking pushing cylinder-3051, a left vertical plate A-3052, a right vertical plate A-3053, a blanking cylinder fixing plate-3054, a frame guard plate-4, a rotating shaft limiting device-5, a rotating shaft pushing mechanism-501, a pushing cylinder-5011, a floating shaft-5012, a floating joint connecting plate-5013, a spring limiting plate-5014, a guide rail A-5015, a slider A-5016, a slider connecting plate A-5017, a clamping push block-5018, A rotating shaft push plate-5019, a chrome plating optical axis-50110, a rotating shaft end positioning mechanism-502, a motor-5021, a bottom plate-5022, a bearing seat-5023, a ball screw-5024, a ball screw nut-5025, a guide rail shield-5026, a guide rail B-5027, a slider connecting plate B-5028, a rotating shaft positioning block-5029, a rotating shaft downward pressing mechanism-503, a left vertical plate B-5031, a pushing cylinder through hole-50311, a right vertical plate B-5032, a downward pressing cylinder fixing plate-5033, a downward pressing cylinder-5034, a cylinder connecting plate-5035, a unit shaft pressing plate-5036, a clamp spring feeding device-6, an installation mechanism-601, a guide rail fixing plate-6011, a clamp spring feeding guide rail-6012, a clamp spring feeding guide rail A-60121, a clamp feeding guide rail B-60122, a clamp feeding guide, Guide rail end face fixing plate-6013, optical fiber sensor-6014, clamp spring push block-6015, push block homing drive mechanism-602, control lever stroke limit cover-6021, control lever transverse displacement guide strip port-60211, control lever limit port-60212, guide rail C-6022, slide block C-6023, slide block connecting plate C-6024, control lever-6025, push-pull plate-6026, control lever limit groove-60261, slide block push plate-6027, control lever push cylinder-6028, hinge-6029, clamp spring push mechanism-603, left guide column-6031, right guide column-6032, material box-6033, bearing connecting plate-6034, bearing-6035, clamp spring assembling device-7, clamp spring displacement drive mechanism-701, left vertical plate C-7011, right vertical plate C-7012, clamp spring assembling device-6032, clamp spring connecting plate-6034, bearing-6035, clamp spring assembling device-7, clamp spring displacement drive, The device comprises a guide rail fixing plate-7013, a guide rail D-7014, a sliding block D-7015, a clamp spring displacement driving air cylinder-7016, a clamp spring clamping mechanism-702, a sliding table cylinder-7021, a sliding table cylinder fixing plate-7022, a sliding table cylinder connecting plate-7023, a clamp spring caliper fixing plate-7024, a clamp spring caliper-7025, a clamp spring caliper A-70251, a clamp spring caliper B-70252, a sliding table cylinder limiting mechanism-703, a left fixing plate-7031, a left limiting air cylinder-7032, a left limiting column-7033, a right fixing plate-7034, a right limiting air cylinder-7035, a right limiting column-7036 and a touch screen-8.

Detailed Description

The invention is described below with reference to the accompanying drawings and examples. In this embodiment, the automatic feeding and discharging device (fig. 1 to 11) for the rotating shaft is used in cooperation with the snap spring feeding device and the snap spring assembling device to assemble the snap spring to the rotating shaft.

As shown in fig. 1, an automatic assembly device for a clamp spring and a rotating shaft comprises a supporting frame 1, a table board 2, a rotating shaft feeding and blanking device 3, a rotating shaft limiting device 5, a clamp spring feeding device 6, a clamp spring assembly device 7 and a controller, wherein the table board 2 is fixed on the supporting frame 1, and the rotating shaft feeding and blanking device 3, the rotating shaft limiting device 5, the clamp spring feeding device 6 and the clamp spring assembly device 7 are all connected with the table board 2 and are controlled by the controller respectively.

As shown in fig. 2-7, the rotating shaft feeding and discharging device 3 includes a rotating shaft storage box 301, a rotating shaft sorting and feeding mechanism 302, a rotating shaft feeding trough 303, a discharging and recovering mechanism 304, and a discharging and driving mechanism 305, wherein the rotating shaft storage box 301, the rotating shaft sorting and feeding mechanism 302, and the rotating shaft feeding trough 303 are sequentially arranged from front to back on the deck plate 2, a rotating shaft inclined sliding plate 3014 inclined downwards from the front end to the rear end is arranged in the rotating shaft storage box 301, and a rotating shaft opening for the rotating shaft to slide out from the rotating shaft inclined sliding plate is arranged at the rear end; the rotating shaft sorting and feeding mechanism 302 comprises a unit fixing ladder 3021, a unit lifting ladder 3022 and a lifting ladder driving mechanism, wherein the length of the unit fixing ladder 3021 is greater than or equal to that of the unit lifting ladder 3022, the unit fixing ladder 3021 and the unit lifting ladder 3022 are both composed of unit steps 30221 which are mutually engaged in the front and back and ascend from the front end to the back end in a ladder manner, each unit step 30221 is composed of a step transverse surface 30222 and a step vertical surface 30223, the front end of the step transverse surface is connected with the upper end of the step vertical surface, the rear end is connected with the lower end of the step vertical surface of the next step, the unit fixing ladder 3021 is linearly arranged at the rear end of the rotating shaft storage box 301 and fixed on the table top plate 2, the step transverse surface 30222 at the front end on the unit fixing ladder 3021 is matched with the rotating shaft inclined sliding plate 3014, the unit lifting ladder 3022 is arranged between the adjacent unit fixing ladders 3021, the unit steps of the unit lifting ladder 3022 and the unit fixing ladder 3021 of the, the rear end of the unit elevator 3022 is aligned with the rear end of the unit fixed ladder 3021, an elevator through hole through which the unit elevator 3022 passes is formed in the deck plate 2, the lower end of the unit elevator 3022 passes through the elevator through hole and is connected to an elevator driving mechanism fixed to the lower end of the deck plate, and the elevator driving mechanism is connected to the controller; in this embodiment, the length of the unit fixing ladder 3021 is greater than the length of the unit lifting ladder 3022, and the height of the unit lifting ladder 3022 is less than the height of the unit lifting ladder 3022, so that the inclined sliding plate of the rotating shaft can be in contact with the transverse surface of the step at the front end of the unit fixing ladder, so that the rotating shaft can directly slide onto the transverse surface of the step at the front end of the unit fixing ladder, and when the rotating shaft reaches the transverse surface of the step at the rear end of the unit fixing ladder, the unit lifting ladder rises under the action of the driving mechanism of the lifting ladder, and the rotating shaft is transferred onto the transverse surface of the step at the rear end of the unit lifting. The rotating shaft feeding groove 303 comprises a feeding groove rear side plate 3031 and a feeding groove front side plate 3032, the feeding groove front side plate 3031 is arranged at the rear ends of the unit fixing ladder 3021 and the unit lifting ladder 3022 and is fixed on the deck plate 2, the feeding groove rear side plate 3031 and the feeding groove front side plate 3032 are arranged opposite to each other and are driven by a blanking driving mechanism 305 connected with the deck plate to contact with or separate from the feeding groove front side plate 3032, the blanking driving mechanism 305 is connected with the controller, when the feeding groove rear side plate 3031 contacts with the feeding groove front side plate 3032, the upper ends of the feeding groove front side plate 3032 and the feeding groove rear side plate 3031 form a V-shaped groove capable of accommodating the rotating shaft, a blanking opening for blanking of the rotating shaft is arranged below the feeding groove rear side plate 3031 on the deck plate 2, and a blanking recovery mechanism for recovering the rotating shaft is arranged at the lower end of;

as shown in fig. 8-11, the rotation shaft limiting device 5 includes a rotation shaft pushing mechanism 501, a rotation shaft end positioning mechanism 502, and a rotation shaft pressing and abutting mechanism 503, the rotation shaft end positioning mechanism 502 is disposed on the right side of the rotation shaft feeding trough 303, the rotation shaft end positioning mechanism 502 includes a rotation shaft positioning driving mechanism and a rotation shaft positioning block 5029, the rotation shaft positioning block 5029 is driven by the rotation shaft positioning driving mechanism connected to the deck plate 2 to be close to or far from the rotation shaft feeding trough 303, and the rotation shaft positioning driving mechanism is connected to the controller. The rotating shaft pushing mechanism 501 and the rotating shaft end positioning mechanism 502 are arranged oppositely, the rotating shaft pushing mechanism 501 comprises a rotating shaft pushing driving mechanism and a rotating shaft push plate 5019, the rotating shaft push plate 5019 is driven by the rotating shaft pushing driving mechanism connected with the table panel to move transversely in the V-shaped groove, and the rotating shaft pushing driving mechanism is connected with the controller. The spindle downward pressing and abutting mechanism 503 comprises a spindle downward pressing driving mechanism and unit shaft pressing plates 5036 arranged in a horizontal linear array, and the unit shaft pressing plates 5036 are driven by the spindle downward pressing driving mechanism to move up and down.

As shown in fig. 12-16, the snap spring feeding device 6 is disposed on the same side of the deck plate as the rotating shaft end positioning mechanism 502, the snap spring feeding device 6 includes a snap spring mounting mechanism 601 and a push block driving mechanism, the snap spring mounting mechanism 601 includes a guide rail fixing plate 6011, a snap spring feeding guide rail 6012, a guide rail end fixing plate 6013, and a snap spring push block 6015, the guide rail fixing plate 6011 is transversely fixed on the deck plate 2, the left side of the guide rail fixing plate 6011 is fixedly connected with the guide rail end fixing plate 6013, the upper end of the guide rail fixing plate 6011 is provided with the snap spring feeding guide rail 6012, the shape of the snap spring feeding guide rail 6012 is matched with the shape of the inner ring of the snap spring, the snap spring feeding guide rail 6012 is provided with a snap spring push block 6015 for pushing the snap spring to transversely move and slidably fit with the snap spring feeding guide rail 6012, the snap spring push block 5 is driven by the push block driving, the clamp spring is blocked by arranging the guide rail end face fixing plate, so that the clamp spring is prevented from falling from the leftmost end in the process of moving from right to left on the clamp spring feeding guide rail.

As shown in fig. 17-18, the snap spring assembling device 7 is arranged between the snap spring feeding device 6 and the rotating shaft end positioning mechanism 502, the snap spring assembling device 7 includes a snap spring displacement driving mechanism 701 and a snap spring clamping mechanism 702, the snap spring clamping mechanism 702 includes a sliding table cylinder 7021, a sliding table cylinder fixing plate 7022, a sliding table cylinder connecting plate 7023, a snap spring caliper fixing plate 7024 and a snap spring caliper 7025, the sliding table cylinder 7021 is fixedly connected with the snap spring caliper fixing plate 7024 through the sliding table cylinder connecting plate 7023, the snap spring caliper 7025 is fixedly connected with the snap spring caliper fixing plate 7024, the snap spring caliper 7025 is driven to move up and down through the sliding table cylinder 7021, the sliding table cylinder 7021 is fixed on the sliding table cylinder fixing plate 7022 and is driven to move longitudinally through the snap spring displacement driving mechanism 701 connected with the deck plate 2, the sliding table cylinder 7021 and the snap spring displacement driving mechanism 701 are respectively connected with the controller, the rotating shaft sequentially enters the rotating shaft feeding device 303 from the rotating, the rotating shaft in the rotating shaft feeding groove 303 is positioned by a rotating shaft end positioning mechanism 502, a rotating shaft pushing mechanism 501 and a rotating shaft downward pressing and abutting mechanism 503, so that the rotating shaft is prevented from generating displacement in the rotating shaft feeding groove, the clamp spring is installed on a clamp spring feeding guide rail 6012, after the clamp spring is clamped by a clamp spring clamping mechanism, the clamp spring on the clamp spring feeding guide rail moves leftwards under the pushing action of a clamp spring pushing block 6015, the clamp spring clamped by a clamp spring clamp 7025 reaches the position right above the clamp spring groove at the end of the rotating shaft under the action of a clamp spring displacement driving mechanism and is pressed and assembled downwards, and the blanking driving mechanism 305 drives the rotating shaft blanking recovery mechanism 304 in which the clamp spring is assembled.

The box body of the rotating shaft storage box 301 is composed of a rotating shaft left baffle 3011, a rotating shaft right baffle 3012 and a rotating shaft front baffle 3013, the rotating shaft left baffle 3011, the rotating shaft right baffle 3012 and the rotating shaft front baffle 3013 are respectively fixed on the table panel 2, the left end of the rotating shaft front baffle 3013 is fixedly connected with the front end of the rotating shaft left baffle 3011, the right end is fixedly connected with the front end of the rotating shaft right baffle 3012, a rotating shaft inclined slide plate 3014 is arranged between the rotating shaft left baffle 3011 and the rotating shaft right baffle 3012, the left end of the rotating shaft inclined slide plate 3014 is fixedly connected with the rotating shaft left baffle 3011, the right end is fixedly connected with the rotating shaft right baffle 3012, the front end is fixedly connected with the rotating shaft front baffle 3013, a loading adjusting plate 3015 and an adjusting plate 3016 are further arranged in the rotating shaft storage box 301, the loading adjusting plate 3015 is longitudinally arranged on the rotating shaft inclined slide plate 3014, the lower end face of the loading adjusting plate, the upper end is equipped with regulating plate fixed plate 3016, regulating plate fixed plate 3016's left end and pivot left side baffle 3011's upper end fixed connection, right-hand member and pivot right side baffle 3012 fixed connection, horizontal rectangular hole 30161 has been seted up on regulating plate fixed plate 3016, regulating plate fixed plate 3016 is through horizontal rectangular hole 30161, fixing bolt and material loading regulating plate 3015 threaded connection, the structural design of pivot storage box 301 box body is simple, the pivot of being convenient for simultaneously putting into in pivot storage box 301 can be along pivot inclined sliding plate 3014 direct slip to the step transverse plane of unit fixed ladder 3021 foremost step, when more changing different specification and size's pivot, limit the position through material loading regulating plate 3015, prevent that the pivot from rocking about in pivot storage box 301, carry out the rigidity through regulating plate fixed plate 3016 after the position is injectd, structural design is simple, it is convenient to adjust.

The elevator driving mechanism comprises an elevator fixing plate 3023, a cylinder fixing frame, an elevator driving cylinder 3025, the elevator fixing plate 3023 is disposed below the deck plate 2 and fixedly connected to the lower end of the unit elevator 3022, a piston rod of the elevator driving cylinder 3025 is fixedly connected to the elevator fixing plate 3023, the elevator driving cylinder 3025 is fixedly connected to the deck plate 2 via the cylinder fixing frame, the cylinder fixing frame in this embodiment comprises a cylinder fixing plate 3024 and a plate connecting column 3026, one end of the plate connecting column is fixedly connected to the cylinder fixing plate 3024, the other end is fixedly connected to the deck plate, the elevator driving cylinder 3025 is connected to the controller, the elevator driving cylinder 3025 is configured to drive the unit elevator 3022 to move up and down, so as to sequentially arrange the rotating shafts from the step at the lowest end to the step at the highest end, only one rotating shaft is on each step to wait, only one rotating shaft is guaranteed to be conveyed to the rotating shaft feeding groove at each time, sorting and feeding of the rotating shaft are achieved, sorting and feeding efficiency of the rotating shaft is high, and accuracy is high.

The rotating shaft sorting and feeding mechanism 302 further comprises a rotating shaft detection sensor 3027, the rotating shaft detection sensor 3027 is arranged on the step transverse face 30222 at the rearmost end of the unit fixing ladder 3021, and the rotating shaft detection sensor 3027 is connected with the controller and used for detecting whether the rotating shaft waits on the step.

In this embodiment, the number of steps of the unit fixed ladder is equal to the number of steps of the unit elevator, the length of the transverse plane of the step at the foremost end of the unit fixed ladder is greater than the length of the transverse plane of the step at the foremost end of the unit fixed ladder, the joint of the transverse plane of the step at the foremost end of the unit fixed ladder and the vertical plane of the second step is located at the front end of the joint of the transverse plane of the step at the foremost end of the unit fixed ladder and the vertical plane of the second step, the joint of the transverse plane of the second step of the unit fixed ladder and the vertical plane of the third step is located at the front end of the joint of the transverse plane of the second step and the vertical plane of the third step of the unit fixed ladder, and so as to transfer the rotating shaft on the unit fixed ladder to the transverse plane of the step of the unit elevator when the unit elevator is lifted.

In this embodiment, the height of the step lateral surface at the rearmost end of the unit fixing ladder is lower than the height of the uppermost end of the front side plate 3032 of the feeding chute.

The horizontal face of step is by the inclined plane of front end downward sloping gradually to the rear end, through setting up the horizontal face of step into the inclined plane of downward sloping, be convenient for the pivot can backward slide to the junction of the horizontal face of step and next step vertical plane after arriving the horizontal face of step, guarantee that unit elevator drives the pivot and can not follow the roll-off on the unit step by the in-process pivot of preceding backward movement, the vertical face of step is by the inclined plane of front end upward sloping to the rear end in this embodiment, through the cooperation of the horizontal face of step and the vertical face of step, can ensure that the pivot can not follow the roll-off on the unit step.

The upper trough front side plate 3032 is fixedly connected with the deck plate through a trough supporting plate 3033, the upper end of the upper trough front side plate 3032 is provided with a guide inclined plane 30321 inclined downwards from front to back, the lower end of the guide inclined plane 30321 is a trough front wall 30322 inclined downwards from front to back, the upper trough rear side plate 3031 is provided with a trough rear wall 30312 arranged opposite to the trough front wall 30322, the trough rear wall is arranged inclined downwards from back to front, when the upper trough rear side plate 3031 contacts with the upper trough front side plate 3032, the lower end of the trough front wall 30322 contacts with the lower end of the trough rear wall 30312 to form a V-shaped groove, the V-shaped groove is formed to facilitate positioning of rotating shafts with different diameters, the rotating shafts fall into the V-shaped groove, and good limiting of the rotating shafts can be realized through the functions of a rotating shaft end positioning mechanism, a rotating shaft pushing mechanism. A positioning groove 30323 or a positioning boss which is transversely arranged is arranged below the V-shaped groove on the front side plate 3032 of the feeding groove, a positioning boss 30311 or a positioning groove which is transversely arranged is arranged below the V-shaped groove on the rear side plate 3031 of the feeding groove, the rear side plate 3031 of the feeding groove is matched and positioned with the positioning groove or the positioning boss on the front side plate of the feeding groove through the positioning boss or the positioning groove, in the embodiment, the positioning groove 30323 is arranged on the front side plate 3032 of the feeding groove, the positioning boss 30311 is arranged on the rear side plate 3032 of the feeding groove, a guide inclined plane is arranged on the front side plate of the feeding groove, a rotating shaft can be ensured to smoothly slide from the step at the rearmost end of the unit elevator to the V-shaped groove along the guide inclined plane, the rear side plate of the feeding groove can be ensured to be attached to the front side plate of the feeding groove through, the upper trough rear side plate and the upper trough front side plate cannot generate vertical displacement, and the stability is good.

The longitudinal section of location boss 30311 and positioning groove 30323 is trapezoidal, set up to be trapezoidal through the shape with location boss and positioning groove, so that when blanking actuating mechanism drove last silo posterior lateral plate and is close to last silo preceding lateral plate, go up location boss or positioning groove on the silo posterior lateral plate and can realize the cooperation location along the direction inclined plane removal of last positioning groove or location boss on the silo preceding lateral plate, the location is accurate, the location is effectual, guarantee that the lower extreme of groove antetheca can laminate mutually with the lower extreme of groove back wall, can not produce the dislocation.

In this embodiment, the blanking recovery mechanism 304 includes a blanking sloping plate 3041, a blanking left baffle 3042, a blanking right baffle 3043, and a material box 3044, the upper end of the blanking sloping plate 3041 is fixed at the rear side of the blanking opening and is fixedly connected with the deck plate, the lower end of the blanking sloping plate 3044 is fixedly connected with the material box 3044, the left side of the blanking sloping plate 3041 is fixedly connected with the blanking left baffle 3042, the right side of the blanking sloping plate 3043 is fixedly connected with the blanking right baffle 3043, the rotating shaft enters the material box 3044 along the blanking sloping plate 3041 from the blanking opening, and the blanking recovery mechanism 304 is arranged so as to collect the rotating.

The blanking driving mechanism comprises a blanking pushing cylinder 3051, a left vertical plate A3052, a right vertical plate A3053 and a blanking cylinder fixing plate 3054, the left vertical plate A3052 and the right vertical plate A3053 are arranged oppositely, the left vertical plate A3052 and the right vertical plate A3053 are fixedly connected with the table panel 2 respectively, the left end of the blanking cylinder fixing plate 3054 is fixedly connected with the upper end of the left vertical plate A3052, the right end of the blanking cylinder fixing plate 3053 is fixedly connected with the upper end of the right vertical plate A3053, the blanking pushing cylinder 3051 is fixedly arranged at the lower end of the blanking cylinder fixing plate 3054, a piston rod of the blanking pushing cylinder 3051 is fixedly connected with an upper chute rear side plate 3031, the blanking pushing cylinder 3051 is connected with the controller, and pushes the upper chute rear side plate to move back and forth through the blanking pushing cylinder 3051.

The rotating shaft positioning driving mechanism comprises a motor 5021, a bottom plate 5022, a bearing seat 5023, a bearing, a ball screw 5024, a ball screw 5025, a guide rail B5027, a slider B, a slider connecting plate B5028, a bottom plate 5022 is fixed on a deck plate, the guide rail B5027 is fixed on the bottom plate 5022, the slider B is in sliding connection with the guide rail B5027, the slider connecting plate B5028 is fixedly connected with the slider B, the ball screw 5025 is fixed on the slider connecting plate B5028, the ball screw 5025 is in threaded connection with the ball screw 5024, the left end and the right end of the ball screw 5024 are respectively connected with the deck plate through the bearing and the bearing seat, the ball screw 5024 is driven by the motor connected with the deck plate, the motor 5021 is connected with a controller, when the clamp springs with different specifications and sizes are replaced, the motor 5021 drives the ball screw 5024 to rotate to drive the ball screw 5025 to move so as to drive a rotating shaft 5029 to laterally displace, so as to ensure that the clamp spring groove on the rotating shaft is under the clamp spring pliers, and the clamp spring is convenient to accurately install. In this embodiment, a guide rail shield 5026 is covered above the rotating shaft positioning driving mechanism, and the lower end of the guide rail shield 5026 is connected with the table panel.

The rotating shaft pushing driving mechanism comprises a pushing cylinder 5011, a guide rail A5015, a slider A5016, a slider connecting plate A5017, a clamping push block 5018, a rotating shaft push plate 5019 and a chromium plating optical axis 50110, wherein the guide rail A5015 is arranged at the rear side of the rotating shaft feeding groove 303 and is transversely fixed on the table panel 2, the slider A5016 is in sliding connection with the guide rail A5015, the slider connecting plate A5017 is fixedly connected with the slider A5016, the right end of the slider connecting plate A5017 is connected with a piston rod of the pushing cylinder 5011 which is arranged at the rear side of the guide rail A and is transversely fixed on the table panel, the left end of the slider connecting plate is fixedly connected with the clamping push block 5018, an optical axis through hole for a chromium plating optical axis to pass through is transversely formed in the clamping push block 5018, the optical axis 50110 is inserted into the optical axis through hole, the chromium plating optical axis 50110 is fixedly connected with the clamping push block 5018 through a bolt, the right end of the chromium plating optical axis 501, the shape of the lower end of the rotating shaft push plate 5019 is V-shaped, the pushing cylinder 5011 is connected with the controller, the structure of the rotating shaft pushing driving mechanism is arranged to save the whole space, the whole structure is compact, the chrome plating optical axis 50110 is arranged, after the bolt is unscrewed, the position of the chrome plating optical axis 50110 is adjusted to adjust the relative distance between the clamping push block 5018 and the rotating shaft push plate 5019, when the rotating shaft with shorter length is replaced, the stroke of the piston rod of the pushing cylinder 5011 is insufficient, the distance between the clamping push block and the rotating shaft push plate is increased by adjusting the position of the chrome plating optical axis, the pushing of the rotating shaft is realized, meanwhile, the pushing of the rotating shaft with longer length can be met, when the rotating shaft is longer, program setting does not need to be changed, the distance between the clamping push block and the rotating shaft push plate is reduced by adjusting. In the embodiment, two chrome plating optical axes are transversely arranged to ensure the pushing stability.

The rotating shaft pushing driving mechanism further comprises a floating shaft 5012, a floating joint connecting plate 5013, a spring limiting plate 5014 and a spring (not shown in the figure), one end of the floating shaft 5012 is connected with a piston rod of a pushing cylinder 5011 and is fixedly connected with the spring limiting plate 5014, the other end of the floating shaft is in sliding connection with the floating joint connecting plate 5013, in the embodiment, a limiting boss is further arranged at the end part, close to the floating joint connecting plate, of the floating shaft and is used for limiting the floating joint connecting plate and preventing the floating joint connecting plate from sliding out of the floating shaft under the action of the spring, the floating joint connecting plate 5013 is fixedly connected with a slider connecting plate A5017, the floating shaft 5012 is sleeved with the spring, one end of the spring is abutted against the spring limiting plate 5014, the other end of the spring is abutted against the floating joint connecting plate 5013, after the rotating shaft is replaced, the size of the rotating shaft is slightly lengthened, the floating joint connecting plate moves towards the spring limiting plate under the action of the elastic force of the spring, so that the rotating shaft pushing effect is good, and the operation is convenient.

In the embodiment, the guide rail A5015 is arranged on the rear side of the rotating shaft feeding groove 303 and transversely fixed on the blanking cylinder fixing plate 3054, so that the arrangement mode can greatly save space and is compact in overall layout.

The rotating shaft pressing driving mechanism comprises a left vertical plate B5031, a right vertical plate B5032, a pressing cylinder fixing plate 5033, a pressing cylinder 5034 and a cylinder connecting plate 5035, wherein the left vertical plate B5031 and the right vertical plate B5032 are fixed on the deck plate 2, the left end of the pressing cylinder fixing plate 5033 is fixedly connected with the left vertical plate B5031, the right end of the pressing cylinder fixing plate 5033 is fixedly connected with the right vertical plate B5032, the pressing cylinder 5034 is fixed on the pressing cylinder fixing plate 5033, a piston rod of the pressing cylinder 5034 is fixedly connected with the cylinder connecting plate 5035, a unit shaft pressing plate 5036 is arranged above the V-shaped groove and is fixedly connected with the cylinder connecting plate 5035, the pressing cylinder 5034 is connected with the controller, the rotating shaft in the V-shaped groove is pressed by arranging a plurality of shaft pressing plates at intervals in the transverse direction to ensure that the position of the rotating shaft is defined when the snap spring is installed, and the snap spring can. In this embodiment, the lower end of the unit shaft pressing plate is shaped into a V-shape matching with the V-shaped groove, so that when the piston rod of the down-pressure cylinder 5034 moves downwards, the lower end of the unit shaft pressing plate 5036 can extend into the V-shaped groove to press the rotating shaft.

The push block driving mechanism comprises a push block homing driving mechanism 602 and a clamp spring pushing mechanism 603, the push block homing driving mechanism 602 comprises a guide rail C6022, a slide block C6023, a slide block connecting plate C6024, a hinge 6029, a control rod 6025, a push-pull plate 6026, a control rod pushing cylinder 6028, a control rod stroke limit cover 6021 and a slide block pushing plate 6027, the guide rail C6022 is transversely fixed on the side wall of the guide rail fixing plate 6011, the slide block C6023 is in sliding connection with the guide rail C2, the slide block C6023 is fixedly connected with the slide block connecting plate C6024, the upper end of the slide block connecting plate C6024 is hinged with the clamp spring push block 6015 through a hinge 6029, the lower end is fixedly connected with the push-pull plate 6026, the slide block pushing plate 6027 is fixedly connected to the left side of the push-pull plate 6026, a control rod limit groove 60261 is arranged on the push-pull plate 6026, the lower end of the operating rod 6025 is arranged in a control rod limit groove 60261 and hinged with the, the lower end of the control lever stroke limit cover 6021 is fixedly connected with the table panel 2, the upper end face is provided with a control lever transverse displacement guide strip port 60211 arranged transversely and a control lever limit port 60212 arranged longitudinally, the control lever limit port 60212 is arranged at the right end of the control lever transverse displacement guide strip port 60211 and communicated with the control lever transverse displacement guide strip port 60211, the control lever push air cylinder 6028 is arranged at the left side of the push-pull plate 6026 and the slide block push plate 6027, the upper end of the control lever 6025 extends out of the control lever transverse displacement guide strip port 60211 and is driven by the control lever push air cylinder 6028 connected with the table panel 2 to move along the control lever transverse displacement guide strip port 60211 and be clamped into the control lever limit port 60212, the control lever push air cylinder 6028 is connected with the controller, a piston rod of the control lever push air cylinder 6028 is contacted with the slide block push plate 6027 to push the slide block push plate, The push-pull plate 6026 moves rightwards to drive the operating rod to move rightwards; the clamp spring pushing mechanism 603 is arranged at the lower end of the table panel 2, the clamp spring pushing mechanism 603 comprises a left guide column 6031, a right guide column 6032, a dropping box 6033, a bearing connecting plate 6034, a bearing 6035 and a steel wire line, the upper ends of the left guide column 6031 and the right guide column 6032 are respectively fixedly connected with the table panel 2, the lower ends of the left guide column 6031 and the right guide column 6032 are respectively fixedly connected with the bottom plate of the supporting frame 1, the dropping box 6033 is arranged between the left guide column 6031 and the right guide column 6032, the dropping box 6033 is fixedly connected with the bearing connecting plate 6034, one end of the dropping box 6033 is slidably connected with the left guide column 6031 through the bearing 6035, the other end of the dropping box 6033 is slidably connected with the steel wire line (not shown in the figure), the other end of the steel wire line is connected with the operating lever 6025, a clamp spring is sleeved on the clamp spring feeding guide rail 6012 from the right side of the clamp spring feeding guide rail 6012, and the clamp spring feeding rail 6012 is, the operating rod pushes a piston rod of the cylinder 6028 to extend, the push-pull plate 6026 and the slide block push plate 6027 are pushed to drive the operating rod 6025 to move rightwards along the operating rod transverse displacement guide strip opening 60211, the operating rod 6025 reaches the operating rod limiting opening 60212 and is automatically clamped into the operating rod limiting opening 60212 to limit the position of the clamp spring push block 6015, the clamp spring push block 6015 is enabled to return to the initial position, the clamp spring is convenient to mount, the clamp spring push block 6015 is opened at the moment, the clamp spring is sleeved on the clamp spring feeding guide rail 6012 and is covered with the clamp spring push block 6015, and the clamp spring is pushed by the clamp spring push block 6015 at the rear side of the clamp spring under the action of the clamp spring box 6033 to move leftwards. Jump ring ejector pad 6015 is articulated with slider connecting plate C through closing page 6029, opens jump ring ejector pad 6015, and the jump ring can be followed the right side cover of jump ring material loading guide rail on the jump ring material loading guide rail, covers the jump ring ejector pad again, and jump ring ejector pad and jump ring material loading guide rail are sliding fit and are located the rear side of jump ring and are used for promoting the jump ring this moment, simple structure, jump ring simple to operate.

In this embodiment, a proximity switch is arranged on the slide block pushing plate 6027, the proximity switch is connected with the controller, the proximity switch is arranged to judge that the operating lever moves to the left end under the driving of the clamp spring pushing mechanism, a clamp spring is not arranged on the clamp spring feeding guide rail, the operating lever pushes a piston rod of the cylinder to extend out, the operating lever is pushed to reach the limiting opening of the operating lever, and the clamp spring is conveniently installed on the clamp spring feeding guide rail again.

In this embodiment, the left upright plate B5031 and the right upright plate B5032 are symmetrically provided with a pushing cylinder through hole 50311, the operating lever pushing cylinder 6028 penetrates out of the pushing cylinder through hole 50311 to support the operating lever pushing cylinder, and the push block driving mechanism is disposed on the right side of the rotating shaft pressing mechanism 503 to save the overall space and have a compact and reasonable structural layout.

The clamp spring displacement driving mechanism comprises a left vertical plate C7011, a right vertical plate C7012, a guide rail fixing plate 7013, a guide rail D7014, a sliding block D7015 and a clamp spring displacement driving cylinder 7016, the guide rail fixing plate 7013 is longitudinally arranged on the deck plate 2, the left end of the guide rail fixing plate 7013 is fixedly connected with the left vertical plate C7011, the right end of the guide rail fixing plate 7013 is fixedly connected with the right vertical plate C7012, the lower ends of the left vertical plate C7011 and the right vertical plate C7012 are respectively fixedly connected with the deck plate 2, the guide rail fixing plate 7013 is longitudinally provided with the guide rail D7014, the sliding block D7015 is slidably connected with the guide rail D7014, the sliding block D7015 is fixedly connected with a sliding table cylinder 7021, the sliding block D7015 is driven to longitudinally move along the guide rail D7014 by the clamp spring displacement driving cylinder 7016 connected with the left vertical plate C7011 or the right vertical plate C7012, the clamp spring displacement driving cylinder 7016 is connected with a controller, the sliding table cylinder 7021 drives a clamp spring clamp, the assembly of the clamp spring is convenient.

In this embodiment, an optical fiber sensor 6014 is further disposed at the upper end of the guide rail end surface fixing plate 6013, the optical fiber sensor 6014 is connected to the controller, and when the optical fiber sensor is disposed to detect the retraction of the piston rod of the sliding table cylinder, the circlip clamp 7025 is used to clamp the circlip on the circlip feeding guide rail 6012.

In this embodiment, two clamp spring feeding guide rails 6012 are transversely arranged on a guide rail fixing plate 6011, and each clamp spring feeding guide rail comprises a clamp spring feeding guide rail A60121 and a clamp spring feeding guide rail B60122 so as to place clamp springs of two different specifications and sizes, the shape of each clamp spring feeding guide rail is matched with the shape of a clamp spring inner ring, two clamp spring clamps of two different specifications are fixedly arranged on a clamp spring clamp fixing plate, and each clamp spring clamp comprises a clamp spring clamp A70251 and a clamp spring clamp B70252, the clamp spring clamp A is arranged right above the clamp spring feeding guide rail A, the clamp spring clamp B is arranged right above the clamp spring feeding guide rail B, two grooves matched with the clamp spring feeding guide rails are transversely arranged in parallel on a clamp spring push block, and the two clamp spring feeding guide rails are arranged in this embodiment, and a. When the clamp spring feeding device is used, when rotating shafts with different specifications and sizes are replaced, clamp springs matched with the clamp spring feeding guide rails are installed on the clamp spring feeding guide rails, and the controller controls the distance of the clamp spring displacement driving air cylinder 7016 for driving the sliding table cylinder 7021 to longitudinally displace, so that the clamp spring pincers matched with the clamp spring are located right above the clamp springs. This kind of structural design can satisfy the installation of multiple specification jump ring, avoids when the jump ring of different specifications needs to be changed, still needs to dismantle jump ring material loading guide rail, changes the jump ring material loading guide rail with jump ring inner circle adaptation, easy operation, very big saving the time of jump ring installation material loading.

In this embodiment, the snap spring assembling device 7 further includes a sliding table cylinder limiting mechanism 703, the sliding table cylinder limiting mechanism 703 includes a left fixing plate 7031, a left limiting cylinder 7032, a left limiting post 7033, a right fixing plate 7034, a right limiting cylinder 7035, and a right limiting post 7036, the left fixing plate 7031 is fixed on the left side of the guide rail fixing plate 7013, the right fixing plate 7034 is fixed on the right side of the guide rail fixing plate 7013, the left limiting post and the right limiting post are longitudinally arranged, one end of the left limiting post 7033 is fixedly connected with a piston rod of the left limiting cylinder 7032 fixed on the left fixing plate 7031, the other end is a free end facing the sliding table cylinder 7021, one end of the right limiting post 7036 is fixedly connected with a piston rod of the right limiting cylinder 7035 fixed on the right fixing plate 7034, the other end is a free end facing the sliding table cylinder, the left limiting cylinder and the right limiting cylinder are respectively connected with the controller, the right limiting cylinder drives the right limiting column to limit the longitudinal stroke of the sliding table cylinder. When a clamp spring on the clamp spring feeding guide rail A is used, a piston rod of a left limiting cylinder 7032 drives a left limiting column to move, a piston rod of a right limiting cylinder 7035 drives a right limiting column to move rightwards, and a clamp spring displacement driving cylinder 7016 drives a sliding table cylinder to move longitudinally, so that the clamp spring clamp A70251 is ensured to be positioned right above a clamp spring feeding guide rail A60121 through the limiting of the left limiting column and the right limiting column, the clamp spring clamp A70251 can accurately clamp the clamp spring, and the sliding table cylinder moves longitudinally to enable the clamp spring clamp A to be positioned right above a clamp spring groove in a rotating shaft; when using the jump ring on jump ring material loading guide rail B60122, the piston rod of right spacing cylinder 7035 drives the spacing post in the right side and moves to the left, and when jump ring displacement drive cylinder 7016 drives slip table cylinder longitudinal movement, through the spacing of spacing post in the left side and the spacing post in the right side, further ensure jump ring pincers B and be in jump ring material loading guide rail B directly over, jump ring pincers B can be with the accurate clamp-up of jump ring, and slip table cylinder longitudinal movement makes jump ring pincers B be located the pivot directly over the jump ring groove, can assemble the jump ring in the pivot.

In this embodiment, the controller may adopt a PLC controller, a touch screen 8 connected to the controller is further provided on the table top, and a support frame guard plate 4 is further provided on the support frame 1.

When the invention is used:

1. the controller controls an operating rod to push a piston rod of the air cylinder 6028 to push a sliding block pushing plate 6027 to move rightwards, the operating rod 6026 is driven to move rightwards along the operating rod transverse displacement guide strip opening 60211, the operating rod 6025 reaches the operating rod limiting opening 60212 and is clamped into the operating rod limiting opening 60212, the operating rod pushes the piston rod of the air cylinder 6028 to retract at the moment, a clamp spring pushing block is opened, a clamp spring sequentially penetrates through a clamp spring feeding guide rail 6012 from the right side of the clamp spring feeding guide rail, after the clamp spring is installed, the clamp spring pushing block 6015 is covered, the operating rod 6025 is moved out of the operating rod limiting opening 60212, and the clamp spring pushing block 6015 is used for pushing the clamp spring to move leftwards from the right side;

2. the position of the feeding adjusting plate 3015 in the rotary shaft storage box 301 is adjusted according to the length of the rotary shaft, and after the position is adjusted, the feeding adjusting plate 3015 is fixedly connected with an adjusting plate fixing plate 3016 through bolts;

3. the rotating shafts are put into the rotating shaft storage box 301 and slide from front to back along the rotating shaft inclined sliding plate 3014, wherein one rotating shaft reaches the step transverse surface 30222 at the foremost end of the unit fixing ladder 3021;

4. the controller controls the elevator driving cylinder 3025 to drive the unit elevator to ascend, the horizontal plane of the foremost step of the unit elevator 3022 is horizontally flush with the horizontal plane of the unit fixed elevator 3021 and continuously ascends above the horizontal plane of the foremost step of the unit fixed elevator, the first rotary shaft moves from the unit fixed elevator 3021 to the horizontal plane of the first step of the unit elevator 3022, the elevator driving cylinder 3025 drives the unit elevator 3022 to move down, so that the rotary shaft is transferred to the horizontal plane of the second step of the unit fixed elevator, at this time, the second rotary shaft in the rotary shaft storage box 301 continuously slides down to the horizontal plane of the foremost step of the unit fixed elevator, the elevator driving cylinder 3025 drives the unit elevator to repeatedly move up and down, so that the first rotary shaft is sequentially transferred from the first step of the unit fixed elevator 3021 to the second step, the third step and the fourth step until the first rotary shaft reaches the horizontal plane of the rearmost step of the unit fixed elevator, in the process, when the first rotating shaft reaches the third step, the second rotating shaft is on the second step, the third rotating shaft is on the first step at the foremost end, and the analogy is repeated, so that the rotating shafts are ensured to be waiting on the step transverse face of each step of the unit fixed ladder 3021, the rotating shaft detection sensor 3027 detects whether the rotating shaft is waiting on the step transverse face at the rearmost end of the unit fixed ladder, the rotating shaft is arranged, the unit fixed ladder drives the cylinder to drive the unit lifting ladder to rise, the rotating shaft on the step transverse face at the rearmost end of the unit fixed ladder is transferred to the step transverse face at the rearmost end of the unit lifting ladder, and the rotating shaft slides to the V-shaped groove from the guide inclined face 30321;

5. according to the specification and the size of the rotating shaft and the position of a clamp spring groove in the rotating shaft, a motor 5021 is set to drive a ball screw 5024 to rotate, a rotating shaft positioning block 5029 is driven to move transversely, and the position of the end of the rotating shaft is limited;

6. the pushing cylinder 5011 drives the rotating shaft push plate 5019 to move and abut against the other end of the rotating shaft, and the rotating shaft cannot generate transverse displacement under the action of the rotating shaft positioning block and the rotating shaft push plate;

7. the unit shaft pressing plate 5036 moves downwards to abut against the upper end of the rotating shaft under the action of the pressing cylinder 5034 to press the rotating shaft tightly;

8. a clamp spring displacement driving cylinder 7016 drives a sliding table cylinder 7021 to reach the position right above a clamp spring feeding guide rail 6012, the sliding table cylinder 7021 acts to drive a clamp spring clamp 7025 to move downwards to clamp a clamp spring on the clamp spring feeding guide rail 6012, the sliding table cylinder drives the clamp spring clamp to move upwards after the clamp spring is clamped by the clamp spring clamp, the clamp spring displacement driving cylinder 7016 drives the sliding table cylinder 7021 to move longitudinally to the position right above a clamp spring groove of a rotating shaft, and the sliding table cylinder acts to drive the clamp spring clamp to move downwards to clamp the clamp spring on the rotating shaft;

9. the blanking pushing cylinder 3051 drives the feeding trough rear side plate 3031 to move backwards and separate from the feeding trough front side plate 3032, and the rotating shaft enters the material box 3044 along the blanking inclined plate 3041;

10. the clamp springs on the clamp spring feeding guide rail 6012 are gradually reduced, the operating rod 6025 is guided to move leftward along the operating rod transverse displacement guide strip 60211 under the action of the dropping box 6033, so that the clamp spring push block 6015 can push the clamp springs on the clamp spring feeding guide rail 6012 to move leftward integrally, and the clamp spring at the leftmost end can be located right below the clamp spring pliers;

11. when the proximity switch detection slide block pushing plate is close to the operating rod pushing cylinder 6028, the clamp spring on the clamp spring feeding guide rail 6012 is used up, the operating rod pushes a piston rod of the cylinder 6028 to extend out, the operating rod 6025 is pushed to move rightwards along the operating rod transverse displacement guide long opening 60211 to be clamped in the operating rod limiting opening 60212, the clamp spring pushing block is opened, and the clamp spring is installed.

Claims

1. The utility model provides a pivot automatic feeding doffer which characterized in that: the device comprises a supporting frame, a table board, a rotating shaft feeding and blanking device, a rotating shaft limiting device and a controller, wherein the table board is fixed on the supporting frame, and the rotating shaft feeding and blanking device and the rotating shaft limiting device are connected with the table board and are respectively controlled by the controller;

the rotating shaft downward pressing and abutting mechanism is arranged above the rotating shaft feeding groove and comprises a rotating shaft downward pressing driving mechanism and a unit shaft pressing plate arranged in a transverse linear array, the unit shaft pressing plate is driven by the rotating shaft downward pressing driving mechanism to move up and down, and the rotating shaft downward pressing driving mechanism is connected with the controller.

2. The automatic rotating shaft feeding and blanking device of claim 1, wherein: the rotating shaft positioning driving mechanism comprises a motor, a bearing seat, a bearing, a ball screw nut, a guide rail B and a slider B, the guide rail B is fixed on the table board, the slider B is connected with the guide rail B in a sliding mode, the ball screw nut is fixed on the slider B and is in threaded connection with the ball screw, the left end and the right end of the ball screw are connected with the table board through the bearing and the bearing seat respectively, the ball screw is driven by the motor connected with the table board, and the motor is connected with the controller.

3. The automatic feeding and blanking device for the rotating shaft as claimed in claim 1 or 2, wherein: the rotating shaft pushing driving mechanism comprises a pushing cylinder, a guide rail A, a slide block connecting plate A, a clamping push block, a rotating shaft push plate and a chromium plating optical axis, wherein the guide rail A is arranged at the rear side of the rotating shaft feeding trough and transversely fixed on the table board, the slide block A is in sliding connection with the guide rail A, the slide block connecting plate A is fixedly connected with the slide block A, the right end of the slide block connecting plate A is connected with a piston rod of the pushing cylinder which is arranged at the rear side of the guide rail A and transversely fixed on the table board, the left end of the slide block connecting plate A is fixedly connected with the clamping push block, an optical axis through hole for the chromium plating optical axis to pass through is transversely formed in the clamping push block, the chromium plating optical axis is inserted into the optical axis through hole, the chromium plating optical axis is fixedly connected with the clamping push block through a, the pushing cylinder is connected with the controller.

4. The automatic rotating shaft feeding and blanking device of claim 3, wherein: the rotating shaft pushing driving mechanism further comprises a floating shaft, a floating joint connecting plate, a spring limiting plate and a spring, one end of the floating shaft is connected with a piston rod of the pushing cylinder and fixedly connected with the spring limiting plate, the other end of the floating shaft is connected with the floating joint connecting plate in a sliding mode, the floating joint connecting plate is fixedly connected with a slider connecting plate A, the spring is sleeved on the floating shaft, one end of the spring is abutted to the spring limiting plate, and the other end of the spring is abutted to the floating joint connecting plate.

5. The automatic rotating shaft feeding and blanking device as claimed in claim 1, 2 or 4, wherein: the length of the unit fixing ladder is larger than or equal to that of the unit lifting ladder, the height of the unit fixing ladder is smaller than that of the unit lifting ladder, and the rear end of the unit lifting ladder is aligned with the rear end of the unit fixing ladder.

6. The automatic rotating shaft feeding and blanking device of claim 5, wherein: the step transverse surface is an inclined surface which is gradually inclined downwards from the front end to the rear end.

7. The automatic rotating shaft feeding and blanking device of claim 6, wherein: the elevator driving mechanism comprises an elevator fixing plate, a cylinder fixing frame and an elevator driving cylinder, the elevator fixing plate is arranged below the table board and fixedly connected with the lower end of the unit elevator, the elevator driving cylinder is fixedly connected with a piston rod and the elevator fixing plate, the elevator driving cylinder is fixedly connected with the table board through the cylinder fixing frame, and the elevator driving cylinder is connected with the controller.

8. The automatic feeding and blanking device for the rotating shaft as claimed in claim 1, 2, 4, 6 or 7, wherein: the upper end of the front side plate of the feeding chute is provided with a guide inclined plane which inclines downwards from front to back.

9. The automatic rotating shaft feeding and blanking device of claim 8, wherein: the positioning groove or the positioning boss is transversely arranged below the V-shaped groove on the front side plate of the feeding groove, the positioning boss or the positioning groove is transversely arranged below the V-shaped groove on the rear side plate of the feeding groove, and the rear side plate of the feeding groove is matched and positioned with the positioning groove or the positioning boss on the front side plate of the feeding groove through the positioning boss or the positioning groove.

10. The automatic feeding and blanking device for the rotating shaft as claimed in claim 1, 2, 4, 6, 7 or 9, wherein: the box body of the rotating shaft storage box consists of a rotating shaft left side baffle, a rotating shaft right side baffle and a rotating shaft front baffle, wherein the rotating shaft left side baffle, the rotating shaft right side baffle and the rotating shaft front baffle are respectively fixed on the table board, the left end of the rotating shaft front baffle is fixedly connected with the front end of the rotating shaft left side baffle, the right end of the rotating shaft front baffle is fixedly connected with the front end of the rotating shaft right side baffle, a rotating shaft inclined sliding plate is arranged between the rotating shaft left side baffle and the rotating shaft right side baffle, the left end of the rotating shaft inclined sliding plate is fixedly connected with the rotating shaft left side baffle, the right end of the rotating shaft front baffle is fixedly connected with the rotating shaft front baffle, a feeding adjusting plate and an adjusting plate fixing plate are further arranged in the rotating shaft storage box, the feeding adjusting plate is longitudinally arranged on the rotating shaft inclined sliding plate, the lower end face of the feeding adjusting plate is matched with the, the right-hand member and pivot right side baffle fixed connection, horizontal rectangular hole has been seted up on the regulating plate fixed plate, the regulating plate fixed plate is through horizontal rectangular hole, fixing bolt and material loading regulating plate threaded connection.