CN106586448A

CN106586448A - Light automobile rear axle conveyor

Info

Publication number: CN106586448A
Application number: CN201710035458.4A
Authority: CN
Inventors: 张德生; 关怀; 王欣; 吕松涛; 朱荣福; 付百学; 臧杰; 林明; 王瑛璞
Original assignee: Heilongjiang Institute of Technology
Current assignee: Heilongjiang Institute of Technology
Priority date: 2017-01-17
Filing date: 2017-01-17
Publication date: 2017-04-26
Anticipated expiration: 2037-01-17
Also published as: CN106586448B

Abstract

The invention relates to a light automobile rear axle conveyor. The technical problems that during oil seal installation of an existing light automobile rear axle, when workers take and send light automobile rear axle parts, the labor intensity of the workers is high, the production efficiency is low, and positioning and installation are not accurate are solved. The light automobile rear axle conveyor is mainly composed of a bracket, a transfer manipulator device, a manipulator lifting device, a manipulator clamping device, a workpiece catcher, a transmission line device, a limiting device, a PLC, an electrical system, a pneumatic system, an operation display device and the like. A program can be written according to beats of machining, part assembling and the like on a production line of a rear axle and is stored in the PLC, input control and output control are conducted on rear axle parts by adopting three control methods according to the program written in advance, and rear axle carrying also can be completed by setting and changing the PLC program according to a set task, so that operation is easy, and the labor intensity of workers is relieved. The light automobile rear axle conveyor also can be suitable for different types of light automobile rear axles.

Description

Light automobile rear axle conveyer

Technical field

The present invention relates to a kind of light automobile rear axle conveyer.

Background technology

At present, after the completion of light automobile rear axle production line assembling oil sealing or installation bolt or machining this procedure downwards One procedure conveying back axle part is mainly based on a dead lift back axle part.When being manually hung, as back axle lifts by crane orientation Different and wave change during being hung, needs do not disable staff during being hung and swing the orientation and position for adjusting back axle Put, and handling process part easily loosens, it is insecure, easily cause safety problem and knocking out for part is damaged, or even have a strong impact on Product quality；And the conveyer device of existing light automobile rear axle typically can be only done elevating function, it is impossible to complete the function of carrying, Complete single function；In addition, general back axle conveyer device is simple back axle placement equipment, production line is artificial right with also needing to Back axle is picked and placeed, and causes laborious time-consuming, is also increased the labor intensity of operator, is also unfavorable for the guarantor of production line line tact Card, the raising of production efficiency and the raising of crudy, it is impossible to meet production needs now.

The content of the invention

The technical problem to be solved is for institute in the processing of existing light automobile rear axle production line and assembly line State the shortcoming and deficiency of the above, there is provided a kind of to ensure product quality, and ensure that productive temp, reduce operator's work strong Degree, overcomes existing equipment single function and ineffective shortcoming, solution to be unfavorable for the life of back axle production line and assembling circuit The raising of efficiency is produced, while can also solve back axle Operational preparation includes taking and playback for back axle part, operative employee is effectively reduced The high problem of people's operation intensity and production line beat ensure problem.

It is an object of the invention to provide a kind of light automobile rear axle conveyer, by support (1), manipulator clamping device (2), Left limit block (3), mechanical hand lowering or hoisting gear (4), operation display device (5), transfer manipulator device (6), right limit block (7), Fitting device (8), conveying line device (9), station manipulation platform (10), electrical system (11), pneumatic system (12), circuit, connection Valve, trachea composition, can be stored in PLC by the beat coding such as machining and Assembly part on the production line of light automobile rear axle In, following action is carried out by advance programmed：The entrance of transfer manipulator device, machining (or Assembly part), mechanical hand Decline, mechanical hand are clamped, mechanical hand rises, remove mechanical hand sends, pick the lifting of part device, mechanical hand decline, manipulator loose Open, pick the decline of part device, conveying line device removal, simple to operate and reduction labor strength.Also can be by the production of back axle On line, the beat coding such as Operational preparation and part warehouse-in is stored in PLC, carries out the defeated of back axle part by advance programmed Go out equipment, it is also possible to by arranging the input equipment carried as back axle of change program, with simple structure, applicable multi-vehicle-type, Economic and practical, simple to operate and reduction labor strength.

The technical solution adopted for the present invention to solve the technical problems is：

A kind of light automobile rear axle conveyer, by support (1), manipulator clamping device (2), left limit block (3), mechanical hand Lowering or hoisting gear (4), operation display device (5), transfer manipulator device (6), right limit block (7), fitting device (8), pipeline Device (9), station manipulation platform (10), electrical system (11), pneumatic system (12), circuit, connection valve, trachea composition, its feature It is：Clamping of the mechanical hand lowering or hoisting gear (3) by crossbeam (3-1), alignment pin, screw and manipulator clamping device (2) Appliance stand (6-1) is rigidly connected to each other, transfer manipulator device (6) by manipulator support (6-1), alignment pin, screw with Mechanical hand lowering or hoisting gear (3) is rigidly connected to each other, and transfer manipulator device (6) is by line slide rail pair (6-2), left limit device (3), right limit device (7), alignment pin, screw and support (1) are rigidly connected to each other, and support (1) is welded into cantilever using square steel The frame structure of formula, and be rigidly connected by support plate, alignment pin, screw and station manipulation platform (10)；Operation display device (5) Be made up of touch screen (5-1), connecting plate (5-2) and connecting tube (5-3), operation display device (5) by connecting plate, alignment pin, Screw is rigidly connected with support (1)；Manipulator clamping device (2) is by two sets of clamping and release cylinders (2-1), the tight V of two cover locatings Type block (2-2), positioning and guiding axle (2-3), clamping device bearing (2-4), connecting plate (2-5) composition, clamping and release cylinder (2-1) It is rigidly connected with connecting plate (2-5) and clamping device bearing (2-4) by alignment pin, screw respectively, connecting plate (2-5) is by fixed Position pin, screw clamp V-block (2-2) with positioning and are rigidly connected, and positioning is clamped V-block (2-2) and driven by clamping and release cylinder Connecting plate (2-5) and positioning clamp V-block (2-2) and move along the axial direction of positioning and guiding axle (2-3), and realization is opened and clamped Action；Mechanical hand lowering or hoisting gear (4) is made up of lift cylinder (4-1), bearing (4-2), lift cylinder (4-1) by alignment pin, Screw is rigidly connected with bearing (4-2), handss clamping device (2) oscilaltion of lift cylinder (4-1) driving mechanical；Transfer manipulator Device (6) is moved by left limit device (3), right limit device (7), mechanical hand frame body (6-1), line slide rail pair (6-2), level Cylinder (6-3) of taking offence is constituted, and mechanical hand frame body (6-1) is assembled using gap with line slide rail pair (6-2), line slide rail pair (6- 2) slide rail passes through alignment pin and trip bolt is rigidly connected with support (1), and the slide block of line slide rail pair (6-2) passes through alignment pin And trip bolt and mechanical hand frame body (6-1) rigid attachment, mechanical hand frame body (6-1) can be with line slide rail pair (6-2) Slide block slides along the slide rail of line slide rail pair (6-2), and left limit block (3) and right limit block (7) are respectively adopted U-type groove and are connected with slide rail Connect and screw lock can be moved through on slide rail along slide rail, transfer manipulator device (6)) sliding position pass through left limit block (3) it is adjusted and spacing with right limit block (7), realizes dynamic adjustment positioning；Fitting device (8) is by fitting cylinder (8-1), V Type block (8-2), support plinth (8-3), connecting plate (8-4) composition, fitting cylinder (8-1) respectively with V-block (8-2), supporting bottom Seat (8-3) is rigidly connected to each other with screw by alignment pin, and support plinth (8-3) is rigidly connected with connecting plate (8-4) welding, and It is rigidly connected by connecting plate (8-4) and ditch screw ground bottom outlet；Conveying line device (9) is by 2 V-blocks (9-1), centre Bearing (9-2), conveyer belt composition, V-block (9-1) is rigidly connected with conveyer belt respectively with intermediate support seat (9-1), with transmission belt Movement realizes that production line send part, transmission belt to be driven by motor.The electrical system (11) is by PLC (11-1), touch Screen (5), circuit, travel switch, power supply composition, PLC are bi-directionally connected with touch screen by standard communication interface (11-3), , by display screen, red-fault lamp, green power supply display lamp, key switch, scram button composition, display screen is by manual for touch screen Key, automatic key, back axle move into key, back axle and remove key, alarm keys, failure key, cylinder positioning clamp key, cylinder reverse keys, cylinder Lock key is clamped, risen cylinder key, declined cylinder key, upper and lower lock key, horizontal left key, horizontal right key, fitting lifting key, fitting Decline key, circuit board, housing composition, each push-to of touch screen crosses PLC (11-1), standard communication interface (11-3) and gas Dynamic system (12) and conveying line device (9) are bi-directionally connected, and PLC (11-1) is by A/D converter (11-2) and pneumatic system System (12) is bi-directionally connected；The pneumatic system (12) by source of the gas (12-5), connection valve (12-2), source of the gas adjusting means (12-3), One-way throttle valve (12-4), three position five-way valve (12-5), acoustic filter (12-6), stroke valve, pipeline, circuit composition, pneumatic system (12) circuit is connected with display screen signal by PLC, electrical system (11)；2 sets of manipulator clamping devices (2), machinery Handss lowering or hoisting gear (4), transfer manipulator device (6), 2 Coupling devices (8), the cylinder of conveying line device (9) pass through gas circuit Connection valve is coupled with three position five-way valve (12-5), and the folder of 2 sets of manipulator clamping devices (2) is first controlled by three position five-way valve (12-5) Tense-lax is opened cylinder (2-1) and realizes positioning, unclamps and locking workpiece, sequentially by three position five-way valve (12-5) control machinery while linking The lift cylinder (4-1) of handss lowering or hoisting gear (4) carries out lifting and driving mechanical handss lowering or hoisting gear (4) clamps dress with 2 sets of mechanical hands (2) are put while lifting and locking, the horizontal moving cylinder of transfer manipulator device (6) is sequentially controlled by three position five-way valve (12-5) (6-3) work, drive 2 sets of manipulator clamping devices (2), (6) three parts of mechanical hand lowering or hoisting gear (4) and transfer manipulator device Component realizes mobile and locked position, left limit block (3) and right limit block (7) jointly for spacing, sequentially by three position five-way valve (12-5) fitting cylinder (8-1) lifting action locking of fitting device (8) are controlled, on the output line sequentially by Motor Control Three station positions of the conveyer belt of conveying line device (9).

Three kinds of control methods of light automobile rear axle conveyer for be moved automatically into and remove back axle part, immigration back axle part and Back axle part is removed, a set of same conveyer can be also further added by, it is a set of for moving into back axle, it is another set of for removing back axle, Production efficiency can be so effectively improved, concrete operation step is as follows：

(1) content determined before working：Detect and confirm clamping and release cylinder (2-1), lift cylinder (4-1), water first The motor of flat mobile cylinder (6-3), fitting cylinder (8-1) and output lead is all in initial lock position, i.e. clamping and release cylinder (2-1) in the position withdrawn, lift cylinder (4-1) is limited in right limit block (7) in uppermost position, horizontal moving cylinder (6-3) On the position of system, fitting cylinder (8-1) has back axle part, two works of output lead in position bottom, a station of output lead Without back axle part, not to electricity in middle position, motor is not to electricity for all three position five-way valves (12-5) for position.

(2) it is moved automatically into and removes the operation principle of back axle part：Start button is pressed, automatic key → is selected and then by electricity Motivation is moved on to the position of two stations to the conveyer belt of electric control conveying line device (9) by a station, and motor is stopped power supply, and is transmitted With slack, i.e., back axle part is sent to two stations → be powered by three position five-way valve (12-5) DT23 by a station of output lead Left position controls two Coupling cylinders (8-1) while giving rise to a certain position, then three position five-way valve (12-5) DT23 and DT24 is equal No power middle position controls two Coupling cylinders (8-1) while locking, while being powered right position control by three position five-way valve (12-5) DT16 Two sets of clamping and release cylinders (2-1) of system are while linkage opens up into a certain position → three position five-way valve (12-5) DT16 and DT15 not Energization middle position control two sets clamping and release cylinders (2-1) while locking → controlled by three position five-way valve (12-5) the DT14 right positions that are powered Lift cylinder (4-1) moves down into the equal no power locking lifting airs of a certain correct position → three position five-way valve (12-5) DT13 and DT14 Cylinder (4-1) → two sets of clamping and release cylinders (2-1) of left position control are powered while tightening up parallel connection by three position five-way valve (12-5) DT15 The dynamic tight V-block of two cover locatings (2-2) positioning back axle part and clamp back axle part → three position five-way valve (12-5) DT15 and Two sets of clamping and release cylinders (2-1) of the equal no power middle position lockings of DT16 → by the left position control of three position five-way valve (12-5) DT13 energizations Lift cylinder (4-1) is moved upwards up to a certain correct position → moved by three position five-way valve (12-5) the DT18 right position control levels that are powered Cylinder (6-3) of taking offence is moved to the left to correct position (being determined by left limit block (3) adjustment position) → by three position five-way valve (12-5) The equal no power middle position locking horizontal moving cylinders (6-3) of DT17 and DT18 → by the right position control of three position five-way valve (12-5) DT14 energizations Lift cylinder (4-1) processed is moved down into a certain correct position (being determined by the position location of the station of operating board) → by three five The equal no power middle positions of port valve (12-5) DT13 and DT14, in lower end position locking lift cylinder (4-1) → by three position five-way valve (12-5) the right position of DT16 energizations controls two sets of clamping and release cylinders (2-1) while opening, and back axle part is placed on the work of operating board Position location on position → by three position five-way valve (12-5) DT13 be powered left position control lift cylinder (4-1) be moved upwards up to it is a certain Correct position → by three position five-way valve (12-5) DT15 be powered left position control two sets clamping and release cylinders (2-1) while withdrawal → by Two sets of clamping and release cylinders (2-1) of the equal no power middle position lockings of three position five-way valve (12-5) DT16 and DT15 → wait back axle part On the station of operating board assembling or machining → by three position five-way valve (12-5) DT16 be powered right position control two sets clamp it is loose Cylinder (2-1) is opened while opening up into a certain position → by the equal no power middle position lockings of three position five-way valve (12-5) DT16 and DT15 two Set clamping and release cylinder (2-1) → certain is moved down into by right position control lift cylinder (4-1) of three position five-way valve (12-5) DT14 energizations One correct position → and then two sets clamping and release cylinders (2-1) are controlled while receipts by be powered left positions of three position five-way valve (12-5) DT15 Tight V-block (2-2) the positioning back axle part of tight two cover locating of linkage clamp → by three position five-way valve (12-5) DT15 and Two sets of clamping and release cylinders (2-1) of the equal no power middle position lockings of DT16 → by the left position control of three position five-way valve (12-5) DT13 energizations The equal no power locking lifting airs of a certain correct position → three position five-way valve (12-5) DT13 and DT14 are moved on on lift cylinder (4-1) Cylinder (4-1) → suitable position is moved right to by left position control horizontal moving cylinder (6-3) of three position five-way valve (12-5) DT17 energizations Put (determined by right limit block (7) adjustment position) → by the equal no power middle position locking water of three position five-way valve (12-5) DT17 and DT18 Flat mobile cylinder (6-3) → a certain conjunction is moved down into by right position control lift cylinder (4-1) of three position five-way valve (12-5) DT14 energizations Right position puts (determined by the position location of the V-block (8-2) of fitting device (8)) → by three position five-way valve (12-5) DT13 and DT14 Equal no power middle position locking lift cylinder (4-1) → two sets of clamping and release are controlled by the right position of three position five-way valve (12-5) DT16 energizations Back axle part is placed on the V-block (8-2) of fitting device (8) → three position five-way valve (12-5) while open by cylinder (2-1) The right position of DT24 energizations controls the linkage of two Coupling cylinders (8-1) and drops to original position simultaneously, and back axle part is placed on output lead On 2 V-blocks (9-1) of upper two stations conveying line device (9) and intermediate support seat (9-2), while by three position five-way valve (12- 5) two sets of clamping and release cylinders (2-1) of the equal no power middle position lockings of DT16 and DT15 → three position five-way valve (12-5) DT24 and DT23 Equal two Coupling cylinder (8-1) of no power middle position locking, while by the left position control lifting of three position five-way valve (12-5) DT13 energizations Cylinder (4-1) is moved upwards up to reply origin-location, by the equal no power middle position lockings of three position five-way valve (12-5) DT13 and DT14 Lift cylinder (the 4-1) → back axle part of two stations is moved on to into three stations by the conveyer belt of Motor Control conveying line device (9), A station without back axle part moves on to two station positions simultaneously, prepares to receive next back axle part.

(3) move into the operation principle of back axle part：Start button is pressed, selects back axle to move into key → and then given by motor The conveyer belt of electric control conveying line device (9) is moved on to the position of two stations by a station, and motor is stopped power supply, and conveyer belt stops Motionless, i.e., back axle part is sent to two stations → be powered the control of left position by three position five-way valve (12-5) DT23 by a station of output lead Two Coupling cylinders (8-1) are made while giving rise to a certain position, then the equal no powers of three position five-way valve (12-5) DT23 and DT24 Middle position controls two Coupling cylinders (8-1) while locking, while controlling two sets by three position five-way valve (12-5) the DT16 right positions that are powered Clamping and release cylinder (2-1) is while linkage is opened up in the equal no powers of a certain position → three position five-way valve (12-5) DT16 and DT15 Position two sets clamping and release cylinders (2-1) of control while locking → be powered right position control lifting air by three position five-way valve (12-5) DT14 Cylinder (4-1) moves down into the equal no power locking lift cylinder (4- of a certain correct position → three position five-way valve (12-5) DT13 and DT14 1) → two sets of clamping and release cylinders (2-1) of left position control are powered while tightening up two sets of linkage by three position five-way valve (12-5) DT15 Positioning clamps V-block (2-2) positioning back axle part and clamps back axle part → three position five-way valve (12-5) DT15 and DT16 not Two sets of clamping and release cylinders (2-1) of energization middle position locking → lift cylinder is controlled by the left position of three position five-way valve (12-5) DT13 energizations (4-1) it is moved upwards up to a certain correct position → horizontal moving cylinder is controlled by be powered right positions of three position five-way valve (12-5) DT18 (6-3) correct position (being determined by left limit block (3) adjustment position) is moved to the left to, while three position five-way valve (12-5) DT24 is logical The right position of electricity control the linkage of two Coupling cylinders (8-1) drop to simultaneously original position → by three position five-way valve (12-5) DT17 and The equal no power middle position locking horizontal moving cylinders (6-3) of DT18 → by the right position control lifting of three position five-way valve (12-5) DT14 energizations Cylinder (4-1) is moved down into a certain correct position (being determined by the position location of the station of operating board) → by three position five-way valve (12-5) the equal no power middle positions of DT13 and DT14, in lower end position locking lift cylinder (4-1) → by three position five-way valve (12-5) The right position of DT16 energizations controls two sets of clamping and release cylinders (2-1) while opening, and back axle part is placed on the station of operating board Position location → original the position of reply is moved upwards up to by left position control lift cylinder (4-1) of three position five-way valve (12-5) DT13 energizations Put, while being powered left position two sets of clamping and release cylinders (2-1) of control while withdrawing, Ran Housan by three position five-way valve (12-5) DT15 The equal two sets of clamping and release cylinders (2-1) of no power middle position locking of position five-way valve (12-5) DT16 and DT15 → by three position five-way valve (12-5) left position control horizontal moving cylinder (6-3) of DT17 energizations moves right to original position and (adjusts position by right limit block (7) Put decision), while two empty stations are moved on to into three stations by the conveyer belt of Motor Control conveying line device (9), while accurate The station back axle part got ready moves to the position → preparation next one workpiece action of two stations.

(4) remove the operation principle of back axle part：Start button is pressed, selects back axle to remove key, conveying line device (9) One station of conveyer belt, two stations and three stations are all empty, do not fill back axle part, and motor stops power supply → and back axle part is in behaviour Make on the station of platform in assembling or mechanical processing process, while being moved by three position five-way valve (12-5) the DT18 right position control levels that are powered Cylinder (6-3) of taking offence is moved to the left to correct position (being determined by left limit block (3) adjustment position), and this period is by three five The left position of port valve (12-5) DT23 energizations controls two Coupling cylinders (8-1) while giving rise to a certain position, then three position five-way valve (12-5) the equal no power middle positions of DT23 and DT24 control two Coupling cylinders (8-1) while locking → by three position five-way valve (12-5) After the completion of the equal no power middle position locking horizontal moving cylinders (6-3) of DT17 and DT18 → operation element platform station, by 3 position-5 way Be powered right positions of valve (12-5) DT16 control two sets of clamping and release cylinders (2-1) while opening up into a certain position → by three position five-way valve (12-5) two sets of clamping and release cylinders (2-1) of the equal no power middle position lockings of DT16 and DT15 → by three position five-way valve (12-5) DT14 Right position control lift cylinder (4-1) that is powered is moved down into a certain correct position (being determined by the position location of the station of operating board) → by the equal no power middle positions of three position five-way valve (12-5) DT13 and DT14, in lower end position locking lift cylinder (4-1) → by three Position five-way valve (12-5) DT16 is powered left position two sets of clamping and release cylinders (2-1) of control while locking two cover locating of linkage is tight V-block (2-2) position back axle part clamp → by the equal no power middle position lockings of three position five-way valve (12-5) DT16 and DT15 two Set clamping and release cylinder (2-1) → be moved up to by left position control lift cylinder (4-1) of three position five-way valve (12-5) DT14 energizations The equal no power locking lift cylinder (4-1) of a certain correct position → three position five-way valve (12-5) DT13 and DT14 → by 3 position-5 way Left position control horizontal moving cylinder (6-3) of valve (12-5) DT17 energizations moves right to correct position and (is adjusted by right limit block (7) Position determine) → by the equal no power middle position locking horizontal moving cylinders (6-3) of three position five-way valve (12-5) DT17 and DT18 → by Right position control lift cylinder (4-1) of three position five-way valve (12-5) DT14 energizations moves down into a certain correct position (by fitting device (8) The position location of V-block (8-2) determine) → by the lifting of three position five-way valve (12-5) DT13 and DT14 equal no power middle position lockings Cylinder (4-1) → control two sets of clamping and release cylinders (2-1) while opening by the right position of three position five-way valve (12-5) DT16 energizations, will Back axle part is placed on the V-block (8-2) of fitting device (8) → right two socket of position control of three position five-way valve (12-5) DT24 energizations Part cylinder (8-1) linkage simultaneously drops to original position, and back axle part is put two station conveying line devices (9) on the output line On 2 V-blocks (9-1) and intermediate support seat (9-2), while by the equal no power middle positions of three position five-way valve (12-5) DT16 and DT15 Equal two Couplings of no power middle position locking of two sets of clamping and release cylinder (2-1) → three position five-way valve (12-5) DT24 and DT23 of locking Cylinder (8-1), while it is former to be moved upwards up to reply by left position control lift cylinder (4-1) of three position five-way valve (12-5) DT13 energizations Come position, by equal no power middle position locking lift cylinders (4-1) of three position five-way valve (12-5) DT13 and DT14 → by motor control The back axle part of two stations is moved on to three stations by the conveyer belt of conveying line device (9) processed, while moving on to two works without back axle part Position position, prepares to receive next back axle part.

Description of the drawings

Fig. 1 is the three-dimensional composition structural representation of the present invention.

Fig. 2 is that (wherein, Fig. 2-1 is the front view of the present invention to composition structural representation of the invention, and Fig. 2-2 is the present invention Left view, Fig. 2-3 be the present invention top view).

Fig. 3 is the electric and controller control schematic diagram of the present invention.

Fig. 4 is the pneumatic system fundamental diagram of the present invention.

1- supports, 2- manipulator clamping devices, 3- left limit blocks, 4- mechanical hand lowering or hoisting gears, 5- operation display devices, 6- Transfer manipulator device, 7- right limit blocks, 8- fitting devices, 9- conveying line devices, 10- station manipulation platforms, 11- electrical systems, 12- pneumatic systems.

Specific embodiment

The technical program can also be realized by following technical measures and make further to the present invention below in conjunction with the accompanying drawings Description：

Fig. 1 gives the three-dimensional composition structural representation of the present invention, Fig. 2 be the composition structural representation of the present invention (wherein, Fig. 2-1 is the front view of the present invention, and Fig. 2-2 is the left view of the present invention, and Fig. 2-3 is the top view of the present invention), mainly by support (1), manipulator clamping device (2), left limit block (3), mechanical hand lowering or hoisting gear (4), operation display device (5), transfer machinery Arm device (6), right limit block (7), fitting device (8), conveying line device (9), station manipulation platform (10), electrical system (11), Pneumatic system (12), circuit, connection valve, trachea composition, it is characterised in that：The mechanical hand lowering or hoisting gear (3) is by crossbeam (3- 1), the clamping device support (6-1) of alignment pin, screw and manipulator clamping device (2) is rigidly connected to each other, transfer manipulator dress Put (6) to be rigidly connected to each other by manipulator support (6-1), alignment pin, screw and mechanical hand lowering or hoisting gear (3), transfer machinery Arm device (6) is by line slide rail pair (6-2), left limit device (3), right limit device (7), alignment pin, screw and support (1) Be rigidly connected to each other, support (1) is welded into cantilevered frame structure using square steel, and by support plate, alignment pin, screw with Station manipulation platform (10) is rigidly connected；Operation display device (5) is by touch screen (5-1), connecting plate (5-2) and connecting tube (5-3) Composition, operation display device (5) are rigidly connected by connecting plate, alignment pin, screw and support (1)；Manipulator clamping device (2) By two sets of clamping and release cylinders (2-1), the tight V-block of two cover locatings (2-2), positioning and guiding axle (2-3), clamping device bearing (2-4), connecting plate (2-5) composition, clamping and release cylinder (2-1) by alignment pin, screw respectively with connecting plate (2-5) and clamp Device seat (2-4) is rigidly connected, and connecting plate (2-5) is clamped V-block (2-2) with positioning and is rigidly connected by alignment pin, screw, Positioning clamps V-block (2-2) and drives connecting plate (2-5) and positioning clamping V-block (2-2) to lead along positioning by clamping and release cylinder Move to the axial direction of axle (2-3), realization is opened and pinching action；Mechanical hand lowering or hoisting gear (4) by lift cylinder (4-1), Bearing (4-2) is constituted, and lift cylinder (4-1) is rigidly connected by alignment pin, screw and bearing (4-2), lift cylinder (4-1) band The oscilaltion of dynamic manipulator clamping device (2)；Transfer manipulator device (6) is by left limit device (3), right limit device (7), machine Tool handss frame body (6-1), line slide rail pair (6-2), horizontal moving cylinder (6-3) composition, mechanical hand frame body (6-1) and straight line Slide rail pair (6-2) is assembled using gap, and the slide rail of line slide rail pair (6-2) passes through alignment pin and trip bolt with support (1) just Property connection, the slide block of line slide rail pair (6-2) passes through alignment pin and trip bolt and mechanical hand frame body (6-1) rigid attachment, Mechanical hand frame body (6-1) can with line slide rail pair (6-2) slide block along line slide rail pair (6-2) slide rail slide, left limit Block (3) and right limit block (7) are respectively adopted U-type groove and are connected with slide rail and can be moved through screw lock on slide rail along slide rail, Transfer manipulator device (6)) sliding position be adjusted and spacing by left limit block (3) and right limit block (7), realize moving State adjustment positioning；Fitting device (8) is by fitting cylinder (8-1), V-block (8-2), support plinth (8-3), connecting plate (8-4) group Into, fitting cylinder (8-1) is rigidly connected to each other by alignment pin and screw with V-block (8-2), support plinth (8-3) respectively, Hold base (8-3) to be rigidly connected with connecting plate (8-4) welding, and pass through connecting plate (8-4) and ditch screw ground bottom outlet rigidity Connection；Conveying line device (9) is made up of 2 V-blocks (9-1), intermediate support seat (9-2), conveyer belt, V-block (9-1) with it is middle Fulcrum bearing (9-1) is rigidly connected with conveyer belt respectively, realizes that production line send part with transmission Tape movement, and transmission belt is by motor band It is dynamic；A set of same conveyer can be also further added by, it is a set of for moving into back axle, it is another set of for removing back axle, so can be effective Improve production efficiency.

Fig. 3 is the electric and controller control schematic diagram of the present invention, mainly by electrical system (11), PLC (11-1), A/D converter (11-2), touch screen (5), standard communication interface (11-3), pneumatic system (12), conveying line device (9), circuit, Travel switch, circuit board, housing, power supply composition, the electrical system (11) is by PLC (11-1), touch screen (5), line Road, travel switch, power supply composition, PLC by standard communication interface (11-3) it is bi-directionally connected with touch screen, touch screen by Display screen, red-fault lamp, green power supply display lamp, key switch, scram button composition, display screen by manipulated key, automatic key, Back axle move into key, back axle remove key, alarm keys, failure key, cylinder positioning clamp key, cylinder reverse keys, cylinder clamping lock key, Rise cylinder key, decline cylinder key, upper and lower lock key, horizontal left key, horizontal right key, fitting lifting key, fitting decline key, circuit Plate, housing composition, each push-to of touch screen cross PLC (11-1), standard communication interface (11-3) and pneumatic system (12) Bi-directionally connected with conveying line device (9), PLC (11-1) is two-way with pneumatic system (12) by A/D converter (11-2) Connection.

Fig. 4 is the pneumatic system fundamental diagram of the present invention, is mainly adjusted by source of the gas (12-5), connection valve (12-2), source of the gas Regulating device (12-3), one-way throttle valve (12-4), three position five-way valve (12-5), acoustic filter (12-6), clamping and release cylinder (2- 1), lift cylinder (4-1), horizontal moving cylinder (6-3), fitting cylinder (8-1), stroke valve, pipeline, circuit composition, pneumatic system The circuit of system (12) is connected with display screen signal by PLC, electrical system (11)；2 sets of manipulator clamping devices (2), mechanical hands Lowering or hoisting gear (4), transfer manipulator device (6), 2 Coupling devices (8), the cylinder of conveying line device (9) are connected by gas circuit Connect valve to couple with three position five-way valve (12-5), the clamping of 2 sets of manipulator clamping devices (2) is first controlled by three position five-way valve (12-5) Unclamp cylinder (2-1) and realize positioning, unclamp and locking workpiece, sequentially by three position five-way valve (12-5) control machinery hand while linking The lift cylinder (4-1) of lowering or hoisting gear (4) carries out lifting and driving mechanical handss lowering or hoisting gear (4) and 2 sets of manipulator clamping devices (2) horizontal moving cylinder of transfer manipulator device (6) while lifting and locking, is sequentially controlled by three position five-way valve (12-5) (6-3) work, drive 2 sets of manipulator clamping devices (2), (6) three parts of mechanical hand lowering or hoisting gear (4) and transfer manipulator device Component realizes mobile and locked position jointly, and the fitting cylinder (8- of fitting device (8) is sequentially controlled by three position five-way valve (12-5) 1) lifting action locking, on the conveyor line sequentially by Motor Control conveying line device (9) conveyer belt three station positions Put.

Three kinds of control methods of light automobile rear axle conveyer are to be moved automatically into and remove back axle part, move into back axle part With remove back axle part, can also be further added by a set of same conveyer, it is a set of for moving into back axle, it is another set of for removal after Bridge, can so effectively improve production efficiency, and concrete operation step is as follows：

Claims

1. a kind of light automobile rear axle conveyer, by support (1), manipulator clamping device (2), left limit block (3), mechanical hand liter Falling unit (4), operation display device (5), transfer manipulator device (6), right limit block (7), fitting device (8), conveying are traditional thread binding (9), station manipulation platform (10), electrical system (11), pneumatic system (12), circuit, connection valve, trachea composition are put, its feature exists In：The mechanical hand lowering or hoisting gear (3) is filled by the clamping of crossbeam (3-1), alignment pin, screw and manipulator clamping device (2) Put support (6-1) to be rigidly connected to each other, transfer manipulator device (6) is by manipulator support (6-1), alignment pin, screw and machine Tool handss lowering or hoisting gear (3) is rigidly connected to each other, and transfer manipulator device (6) is by line slide rail pair (6-2), left limit device (3), right limit device (7), alignment pin, screw and support (1) are rigidly connected to each other, and support (1) is welded into cantilever using square steel The frame structure of formula, and be rigidly connected by support plate, alignment pin, screw and station manipulation platform (10)；Operation display device (5) Be made up of touch screen (5-1), connecting plate (5-2) and connecting tube (5-3), operation display device (5) by connecting plate, alignment pin, Screw is rigidly connected with support (1)；Manipulator clamping device (2) is by two sets of clamping and release cylinders (2-1), the tight V of two cover locatings Type block (2-2), positioning and guiding axle (2-3), clamping device bearing (2-4), connecting plate (2-5) composition, clamping and release cylinder (2-1) It is rigidly connected with connecting plate (2-5) and clamping device bearing (2-4) by alignment pin, screw respectively, connecting plate (2-5) is by fixed Position pin, screw clamp V-block (2-2) with positioning and are rigidly connected, and positioning is clamped V-block (2-2) and driven by clamping and release cylinder Connecting plate (2-5) and positioning clamp V-block (2-2) and move along the axial direction of positioning and guiding axle (2-3), and realization is opened and clamped Action；Mechanical hand lowering or hoisting gear (4) is made up of lift cylinder (4-1), bearing (4-2), lift cylinder (4-1) by alignment pin, Screw is rigidly connected with bearing (4-2), handss clamping device (2) oscilaltion of lift cylinder (4-1) driving mechanical；Transfer manipulator Device (6) is moved by left limit device (3), right limit device (7), mechanical hand frame body (6-1), line slide rail pair (6-2), level Cylinder (6-3) of taking offence is constituted, and mechanical hand frame body (6-1) is assembled using gap with line slide rail pair (6-2), line slide rail pair (6- 2) slide rail passes through alignment pin and trip bolt is rigidly connected with support (1), and the slide block of line slide rail pair (6-2) passes through alignment pin And trip bolt and mechanical hand frame body (6-1) rigid attachment, mechanical hand frame body (6-1) can be with line slide rail pair (6-2) Slide block slides along the slide rail of line slide rail pair (6-2), and left limit block (3) and right limit block (7) are respectively adopted U-type groove and are connected with slide rail Connect and screw lock can be moved through on slide rail along slide rail, transfer manipulator device (6)) sliding position pass through left limit block (3) it is adjusted and spacing with right limit block (7), realizes dynamic adjustment positioning；Fitting device (8) is by fitting cylinder (8-1), V Type block (8-2), support plinth (8-3), connecting plate (8-4) composition, fitting cylinder (8-1) respectively with V-block (8-2), supporting bottom Seat (8-3) is rigidly connected to each other with screw by alignment pin, and support plinth (8-3) is rigidly connected with connecting plate (8-4) welding, and It is rigidly connected by connecting plate (8-4) and ditch screw ground bottom outlet；Conveying line device (9) is by 2 V-blocks (9-1), centre Bearing (9-2), conveyer belt composition, V-block (9-1) is rigidly connected with conveyer belt respectively with intermediate support seat (9-1), with transmission belt Movement realizes that production line send part, transmission belt to be driven by motor.

2. light automobile rear axle conveyer according to claim 1, it is characterised in that：The electrical system (11) is by PLC Controller (11-1), touch screen (5), circuit, travel switch, power supply composition, PLC pass through standard communication interface (11-3) Bi-directionally connected with touch screen, touch screen is by display screen, red-fault lamp, green power supply display lamp, key switch, scram button group Into, display screen by manipulated key, automatic key, back axle move into key, back axle remove key, alarm keys, failure key, cylinder positioning clamp key, Cylinder reverse keys, cylinder clamping lock key, rise cylinder key, decline cylinder key, upper and lower lock key, horizontal left key, horizontal right key, Fitting lifting key, fitting decline key, circuit board, housing composition, and each push-to of touch screen is crossed PLC (11-1), standard and led to Fast interface (11-3) is bi-directionally connected with pneumatic system (12) and conveying line device (9), and PLC (11-1) is changed by A/D Device (11-2) is bi-directionally connected with pneumatic system (12).

3. light automobile rear axle conveyer according to claim 1, it is characterised in that：The pneumatic system (12) is by source of the gas (12-5), connection valve (12-2), source of the gas adjusting means (12-3), one-way throttle valve (12-4), three position five-way valve (12-5), noise elimination Device (12-6), stroke valve, pipeline, circuit composition, the circuit of pneumatic system (12) pass through PLC, electrical system (11) and display screen Signal connects；2 sets of manipulator clamping devices (2), mechanical hand lowering or hoisting gear (4), transfer manipulator device (6), 2 Couplings Device (8), the cylinder of conveying line device (9) are coupled with three position five-way valve (12-5) by gas circuit connection valve, first by three five Port valve (12-5) control 2 sets manipulator clamping devices (2) clamping and release cylinder (2-1) and meanwhile link realize positioning, unclamp and Locking workpiece, is sequentially lifted simultaneously by the lift cylinder (4-1) of three position five-way valve (12-5) control machinery hand lowering or hoisting gear (4) Driving mechanical handss lowering or hoisting gear (4) with 2 sets of manipulator clamping devices (2) while lift and lock, sequentially by three position five-way valve (12-5) horizontal moving cylinder (6-3) for controlling transfer manipulator device (6) works, 2 sets of manipulator clamping devices (2) of drive, Mechanical hand lowering or hoisting gear (4) and (6) three members of transfer manipulator device realize mobile and locked position, left limit block jointly (3) the fitting cylinder (8-1) of fitting device (8) is sequentially controlled by three position five-way valve (12-5) and right limit block (7) is for spacing, Lifting action locking, on the output line sequentially by Motor Control conveying line device (9) conveyer belt three station positions.

4. the light automobile rear axle conveyer according to claim 1 or 2 or 3, it is characterised in that：The light automobile rear axle Three kinds of control methods of conveyer also may be used to be moved automatically into and remove back axle part, moving into back axle part and removing back axle part A set of same conveyer is further added by, it is a set of for moving into back axle, it is another set of for removing back axle, can so effectively improve production Efficiency, concrete operation step are as follows：

(1) content determined before working：Detect and confirm that clamping and release cylinder (2-1), lift cylinder (4-1), level are moved first Take offence cylinder (6-3), fitting cylinder (8-1) and output lead motor all in initial lock position, i.e. clamping and release cylinder (2-1) In the position withdrawn, the position that lift cylinder (4-1) is limited in right limit block (7) in uppermost position, horizontal moving cylinder (6-3) Put, fitting cylinder (8-1) has back axle part in position bottom, a station of output lead, and two stations of output lead are without issue Bridge part, not to electricity in middle position, motor is not to electricity for all three position five-way valves (12-5).

(2) it is moved automatically into and removes the operation principle of back axle part：Start button is pressed, automatic key → is selected and then by motor The position of two stations is moved on to by a station to the conveyer belt of electric control conveying line device (9), motor is stopped power supply, and conveyer belt stops Only motionless, i.e., back axle part is sent to two stations → be powered left position by three position five-way valve (12-5) DT23 by a station of output lead Two Coupling cylinders (8-1) are controlled while giving rise to a certain position, then three position five-way valve (12-5) DT23 and DT24 is obstructed Electric middle position controls two Coupling cylinders (8-1) while locking, while being powered right position control two by three position five-way valve (12-5) DT16 Set clamping and release cylinder (2-1) is while linkage opens up into the equal no powers of a certain position → three position five-way valve (12-5) DT16 and DT15 Middle position control two sets clamping and release cylinders (2-1) while locking → lifted by three position five-way valve (12-5) the DT14 right position controls that are powered Cylinder (4-1) moves down into the equal no power locking lift cylinders of a certain correct position → three position five-way valve (12-5) DT13 and DT14 (4-1) → two sets of clamping and release cylinders (2-1) of left position control are powered while tightening up linkage by three position five-way valve (12-5) DT15 The tight V-block of two cover locatings (2-2) position back axle part and clamp back axle part → three position five-way valve (12-5) DT15 and DT16 Equal no power two sets of clamping and release cylinders (2-1) of middle position locking → by the left position control lifting of three position five-way valve (12-5) DT13 energizations Cylinder (4-1) is moved upwards up to a certain correct position → move horizontally gas by three position five-way valve (12-5) the DT18 right position controls that are powered Cylinder (6-3) is moved to the left to correct position (being determined by left limit block (3) adjustment position) → by three position five-way valve (12-5) DT17 With equal no power middle position locking horizontal moving cylinders (6-3) of DT18 → risen by three position five-way valve (12-5) the DT14 right position controls that are powered Sending down the abnormal ascending QI cylinder (4-1) is moved down into a certain correct position (being determined by the position location of the station of operating board) → by three position five-way valve (12-5) the equal no power middle positions of DT13 and DT14, in lower end position locking lift cylinder (4-1) → by three position five-way valve (12-5) The right position of DT16 energizations controls two sets of clamping and release cylinders (2-1) while opening, and back axle part is placed on the station of operating board Position location → a certain suitable position is moved upwards up to by left position control lift cylinder (4-1) of three position five-way valve (12-5) DT13 energizations Put → by three position five-way valve (12-5) DT15 be powered left position control two sets clamping and release cylinders (2-1) while withdrawal → by three five Two sets of clamping and release cylinders (2-1) of the equal no power middle position lockings of port valve (12-5) DT16 and DT15 → wait back axle part is in operation Assembling or machining on the station of platform → two sets of clamping and release cylinders are controlled by be powered right positions of three position five-way valve (12-5) DT16 (2-1) while opening up into a certain position → by the clamping of two sets of equal no power middle position lockings of three position five-way valve (12-5) DT16 and DT15 Unclamp cylinder (2-1) → by three position five-way valve (12-5) DT14 be powered right position control lift cylinder (4-1) move down into it is a certain suitable Position → and then two sets of clamping and release cylinders (2-1) are controlled while tightening up parallel connection by be powered left positions of three position five-way valve (12-5) DT15 The dynamic tight V-block of two cover locatings (2-2) positioning back axle part clamp → by three position five-way valve (12-5) DT15 and DT16 not Two sets of clamping and release cylinders (2-1) of energization middle position locking → lift cylinder is controlled by the left position of three position five-way valve (12-5) DT13 energizations (4-1) the equal no power locking lift cylinders (4-1) of a certain correct position → three position five-way valve (12-5) DT13 and DT14 are moved on on → correct position is moved right to (by the right side by left position control horizontal moving cylinder (6-3) of three position five-way valve (12-5) DT17 energizations Limited block (7) adjustment position is determined) → moved horizontally by the equal no power middle position lockings of three position five-way valve (12-5) DT17 and DT18 Cylinder (6-3) → a certain correct position is moved down into by right position control lift cylinder (4-1) of three position five-way valve (12-5) DT14 energizations (being determined by the position location of the V-block (8-2) of fitting device (8)) → it is obstructed by three position five-way valve (12-5) DT13 and DT14 Electric middle position locking lift cylinder (4-1) → two sets of clamping and release cylinders are controlled by the right position of three position five-way valve (12-5) DT16 energizations (2-1) while opening, back axle part is placed on the V-block (8-2) of fitting device (8) → three position five-way valve (12-5) DT24 leads to The right position of electricity controls the linkage of two Coupling cylinders (8-1) and drops to original position simultaneously, and back axle part is put two work on the output line On 2 V-blocks (9-1) and intermediate support seat (9-2) of position conveying line device (9), while by three position five-way valve (12-5) DT16 (12-5) DT24 and DT23 is obstructed with two sets of clamping and release cylinder (2-1) → three position five-way valves of the equal no power middle position lockings of DT15 Two Coupling cylinder (8-1) of electric middle position locking, while controlling lift cylinder (4- by the left position of three position five-way valve (12-5) DT13 energizations 1) reply origin-location is moved upwards up to, by the equal no power middle position locking lift cylinders of three position five-way valve (12-5) DT13 and DT14 (4-1) → the back axle part of two stations is moved on to into three stations by the conveyer belt of Motor Control conveying line device (9), while without male offspring One station of bridge part moves on to two station positions, prepares to receive next back axle part.

(3) move into the operation principle of back axle part：Start button is pressed, selects back axle to move into key → and then by motor to automatically controlled The conveyer belt of conveying line device (9) processed is moved on to the position of two stations by a station, and motor is stopped power supply, and conveyer belt stops not Dynamic, i.e., back axle part is sent to two stations → be powered left position control by three position five-way valve (12-5) DT23 by a station of output lead Two Coupling cylinders (8-1) while give rise to a certain position, then in the equal no powers of three position five-way valve (12-5) DT23 and DT24 Position two Coupling cylinders (8-1) of control are while locking, while being controlled two sets and being pressed from both sides by three position five-way valve (12-5) the DT16 right positions that are powered Tense-lax opens cylinder (2-1) while linkage opens up into the equal no power middle positions of a certain position → three position five-way valve (12-5) DT16 and DT15 Two sets clamping and release cylinders (2-1) of control while locking → be powered right position control lift cylinder by three position five-way valve (12-5) DT14 (4-1) the equal no power locking lift cylinders (4-1) of a certain correct position → three position five-way valve (12-5) DT13 and DT14 are moved down into → determined while tightening up two sets of linkage by the left position two sets of clamping and release cylinders (2-1) of control of three position five-way valve (12-5) DT15 energizations Position clamps V-block (2-2) positioning back axle part and clamps back axle part → three position five-way valve (12-5) DT15 and DT16 is obstructed Two sets of clamping and release cylinders (2-1) of electric middle position locking → lift cylinder is controlled by the left position of three position five-way valve (12-5) DT13 energizations (4-1) it is moved upwards up to a certain correct position → horizontal moving cylinder is controlled by be powered right positions of three position five-way valve (12-5) DT18 (6-3) correct position (being determined by left limit block (3) adjustment position) is moved to the left to, while three position five-way valve (12-5) DT24 is logical The right position of electricity control the linkage of two Coupling cylinders (8-1) drop to simultaneously original position → by three position five-way valve (12-5) DT17 and The equal no power middle position locking horizontal moving cylinders (6-3) of DT18 → by the right position control lifting of three position five-way valve (12-5) DT14 energizations Cylinder (4-1) is moved down into a certain correct position (being determined by the position location of the station of operating board) → by three position five-way valve (12-5) the equal no power middle positions of DT13 and DT14, in lower end position locking lift cylinder (4-1) → by three position five-way valve (12-5) The right position of DT16 energizations controls two sets of clamping and release cylinders (2-1) while opening, and back axle part is placed on the station of operating board Position location → original the position of reply is moved upwards up to by left position control lift cylinder (4-1) of three position five-way valve (12-5) DT13 energizations Put, while being powered left position two sets of clamping and release cylinders (2-1) of control while withdrawing, Ran Housan by three position five-way valve (12-5) DT15 The equal two sets of clamping and release cylinders (2-1) of no power middle position locking of position five-way valve (12-5) DT16 and DT15 → by three position five-way valve (12-5) left position control horizontal moving cylinder (6-3) of DT17 energizations moves right to original position and (adjusts position by right limit block (7) Put decision), while two empty stations are moved on to into three stations by the conveyer belt of Motor Control conveying line device (9), while accurate The station back axle part got ready moves to the position → preparation next one workpiece action of two stations.

(4) remove the operation principle of back axle part：Start button is pressed, selects back axle to remove key, the transmission of conveying line device (9) One station of band, two stations and three stations are all empty, do not fill back axle part, and motor stops power supply → and back axle part is in operating board Station in assembling or mechanical processing process, while moving horizontally gas by three position five-way valve (12-5) the DT18 right position controls that are powered Cylinder (6-3) is moved to the left to correct position (being determined by left limit block (3) adjustment position), and this period is by three position five-way valve (12-5) the left position of DT23 energizations controls two Coupling cylinders (8-1) while giving rise to a certain position, then three position five-way valve (12- 5) the equal no power middle positions of DT23 and DT24 control two Coupling cylinders (8-1) while locking → by three position five-way valve (12-5) DT17 After the completion of the equal no power middle position locking horizontal moving cylinders (6-3) of DT18 → operation element platform station, by three position five-way valve (12-5) be powered right positions of DT16 control two sets of clamping and release cylinders (2-1) while opening up into a certain position → by three position five-way valve (12-5) two sets of clamping and release cylinders (2-1) of the equal no power middle position lockings of DT16 and DT15 → by three position five-way valve (12-5) DT14 Right position control lift cylinder (4-1) that is powered is moved down into a certain correct position (being determined by the position location of the station of operating board) → by the equal no power middle positions of three position five-way valve (12-5) DT13 and DT14, in lower end position locking lift cylinder (4-1) → by three Position five-way valve (12-5) DT16 is powered left position two sets of clamping and release cylinders (2-1) of control while locking two cover locating of linkage is tight V-block (2-2) position back axle part clamp → by the equal no power middle position lockings of three position five-way valve (12-5) DT16 and DT15 two Set clamping and release cylinder (2-1) → be moved up to by left position control lift cylinder (4-1) of three position five-way valve (12-5) DT14 energizations The equal no power locking lift cylinder (4-1) of a certain correct position → three position five-way valve (12-5) DT13 and DT14 → by 3 position-5 way Left position control horizontal moving cylinder (6-3) of valve (12-5) DT17 energizations moves right to correct position and (is adjusted by right limit block (7) Position determine) → by the equal no power middle position locking horizontal moving cylinders (6-3) of three position five-way valve (12-5) DT17 and DT18 → by Right position control lift cylinder (4-1) of three position five-way valve (12-5) DT14 energizations moves down into a certain correct position (by fitting device (8) The position location of V-block (8-2) determine) → by the lifting of three position five-way valve (12-5) DT13 and DT14 equal no power middle position lockings Cylinder (4-1) → control two sets of clamping and release cylinders (2-1) while opening by the right position of three position five-way valve (12-5) DT16 energizations, will Back axle part is placed on the V-block (8-2) of fitting device (8) → right two socket of position control of three position five-way valve (12-5) DT24 energizations Part cylinder (8-1) linkage simultaneously drops to original position, and back axle part is put two station conveying line devices (9) on the output line On 2 V-blocks (9-1) and intermediate support seat (9-2), while by the equal no power middle positions of three position five-way valve (12-5) DT16 and DT15 Equal two Couplings of no power middle position locking of two sets of clamping and release cylinder (2-1) → three position five-way valve (12-5) DT24 and DT23 of locking Cylinder (8-1), while it is former to be moved upwards up to reply by left position control lift cylinder (4-1) of three position five-way valve (12-5) DT13 energizations Come position, by equal no power middle position locking lift cylinders (4-1) of three position five-way valve (12-5) DT13 and DT14 → by motor control The back axle part of two stations is moved on to three stations by the conveyer belt of conveying line device (9) processed, while moving on to two works without back axle part Position position, prepares to receive next back axle part.