CN116713737A - Piston connecting rod assembly transfer device - Google Patents

Abstract

The invention relates to the technical field of engine assembly, in particular to a piston connecting rod assembly and transfer device, which comprises: the middle part of the base is provided with an operation groove for conveniently pressing the piston sealing ring; the piston self-adaptive clamping assembly is fixedly arranged at the top of the base and used for clamping pistons of different sizes, and the piston self-adaptive clamping assembly comprises a fixing frame fixedly arranged at the top of the base. According to the invention, the piston is clamped by the piston self-adaptive clamping assembly, the piston hole self-adaptive positioning assembly is used for positioning the piston hole, the base moves towards the piston pin assembly station on the guide sliding rail, the connecting rod self-adaptive clamping assembly is used for clamping the connecting rod, and when the piston pin assembly moves towards the clamp ring pressing station, the whole device is positioned at the position to be processed when moving to each station, so that the aim of automatic assembly is fulfilled.

Description

Piston connecting rod assembly transfer device

Technical Field

The invention relates to the technical field of engine assembly, in particular to a piston connecting rod assembly and transfer device.

Background

The piston connecting rod assembly is an important component of the engine, is a carrier for rotary motion and linear motion, and mainly provides power for the engine, and the piston, the connecting rod, the piston ring, the piston pin, the clamp spring and other parts need to be preassembled in advance during the assembly of the engine to form the piston connecting rod assembly.

In the prior art: the publication number is proposed as follows: CN110844519a, a chinese patent document whose publication date is 2020, 02 and 28, discloses the following technical solutions: comprises a base and a bracket arranged on the upper end surface of the base; the top end of the bracket is provided with a first piston placing rack for vertically fixing a piston, and the middle part of the bracket is provided with a connecting rod hanging rod which horizontally extends and is used for the large head of a connecting rod of a piston connecting rod to be sleeved; the roller is arranged at the bottom of the base. The piston connecting rod assembly and transfer device can realize flexible assembly of the piston connecting rod assembly and can be used for conveying through the roller wheel matched conveying chain, the device not only greatly reduces the assembly occupied area, but also reasonably arranges the assembly space, realizes transfer of the piston connecting rod assembly, greatly reduces the production beat, and improves the assembly efficiency and the production efficiency of an engine.

However, when the technology is actually used, the operations of piston pin assembly, snap ring pressing, piston sealing ring pressing and bolt unscrewing are all manual operations, and the device is not suitable for mechanical automatic assembly on a production line, and needs to use a manipulator to switch stations and position operation positions, but only one or two manipulators cannot be used for completing indexing tasks, and the scheme of simply increasing the number of manipulators is sometimes not feasible because free working space required by the action of the manipulators is large, so that the automatic assembly operation is not facilitated.

Disclosure of Invention

The invention aims to provide a piston connecting rod assembling and transferring device which solves the problem that automatic assembling operation is not facilitated due to the fact that a position to be processed cannot be positioned before the piston connecting rod assembling and transferring device moves to each station.

In order to achieve the above purpose, the present invention provides the following technical solutions: comprising the following steps:

the middle part of the base is provided with an operation groove for conveniently pressing the piston sealing ring;

the piston self-adaptive clamping assembly is fixedly arranged at the top of the base and is used for clamping pistons with different sizes, the piston self-adaptive clamping assembly comprises a fixed frame fixedly arranged at the top of the base, a clamping arm capable of moving along the horizontal central line of the fixed frame is movably arranged in the middle of the fixed frame, and a rubber sleeve tightly attached to the piston is fixedly arranged at one end of the clamping arm so that the rubber sleeve clamps the piston;

the connecting rod self-adaptive clamping assembly is fixedly arranged at the top of the base and used for clamping connecting rods with different sizes, the connecting rod self-adaptive clamping assembly comprises a fixing frame fixedly connected at the top of the fixing frame, gear rings are rotatably arranged at two ends of the fixing frame, and clamping rings tightly attached to the connecting rods are movably arranged at one end of each gear ring so that the connecting rods are clamped by the clamping rings;

The piston hole self-adaptive positioning assembly is movably arranged on the inner wall of the operating groove and is used for positioning the circle centers of different piston holes, meanwhile, the piston hole self-adaptive positioning assembly can move on the inner wall of the operating groove before the operation of the snap ring is carried out, an operating space is provided for the snap ring, the piston hole self-adaptive positioning assembly comprises a movable frame movably arranged inside the operating groove, one end of the movable frame is fixedly provided with a positioning pipe, the side wall of the positioning pipe is movably provided with a positioning convex strip capable of radially moving along the positioning pipe, and the positioning convex strip is tightly attached to the piston hole, so that the positioning convex strip is used for positioning the circle center of the piston hole.

Preferably, one end of the operating groove corresponding to the piston position is of an arc structure, the other end of the operating groove is of a rectangular structure, guide frames are fixedly connected to the front end and the rear end of the bottom of the base respectively, guide sliding rails are movably connected to the surface of the guide frames, the two guide sliding rails are movably attached to the front end and the rear end of the bottom of the base respectively, the cross section of the guide frames is of an L-shaped structure, one end of the guide sliding rail corresponding to the guide frame position is provided with a positioning groove for accommodating the movement of the bottom of the guide frame, so that the base stably moves on the guide sliding rails through the L-shaped guide frame matched with the guide sliding rails and the positioning groove, anti-collision strips are fixedly connected to the two ends of the base respectively, rollers are rotatably connected to the bottom of the base, and the rollers are tightly attached to the conveying chain so that friction force between the rollers and the conveying chain drives the base to move.

Preferably, the quantity of fixed frame is two, and two fixed frames are symmetry axis symmetry setting about the vertical axis of base mid point, two the one end of fixed frame opposite face is the arc setting, the inner wall fixedly connected with of fixed frame is two first guide posts, and first guide post level sets up the middle part at fixed frame, the surperficial activity of first guide post has cup jointed the movable sleeve that can follow first guide post surface and remove, movable sleeve's fixed surface is connected with two second articulated posts, and two second articulated posts keep away from the first movable block of equal fixedly connected with of one end in movable sleeve position, two first movable block is vertical from top to bottom to be set up, and two the middle part of first movable block is all fixed to be embedded with first articulated post, the fixed upper and lower both ends that run through of two first articulated posts of first articulated post, the quantity of centre gripping arm is two, and two centre gripping arms are vertical upper and lower setting, two the one end that the rubber sleeve position was kept away from to the centre gripping arm rotates the first articulated surface of connection respectively at the both ends of two articulated posts.

Preferably, the surfaces of the two second hinge columns are respectively hinged with hinge arms, one end of each hinge arm, which is far away from the position of each second hinge column, is hinged with a hinge block, the surface of one end of each first guide column is fixedly connected with a second guide column, the second guide columns are fixedly connected with the inner wall of each fixed frame, the second guide columns and the first guide columns are vertically arranged, the hinge blocks are movably sleeved on the surfaces of the second guide columns, one end of each hinge block, which is far away from each hinge arm, is fixedly connected with a first damping spring, each first damping spring is movably sleeved on the surface of each second guide column, each first damping spring is fixedly connected with the inner wall of each fixed frame, each clamping arm, which is far away from the middle part of the same end of each first movable block, is fixedly embedded with a magnet column, each rubber sleeve is fixedly connected with the surface of each magnet column, the side wall of each fixed frame, which corresponds to the clamping arm is provided with a through groove for accommodating movement of the corresponding clamping arm, the front side end of each fixed frame is provided with an arc-shaped groove, and one end of each fixed frame corresponds to the corresponding inner side wall of the clamping arm is fixedly connected with a magnet block, so that the clamping block can be driven to be embedded into the arc-shaped groove, and one of the corresponding magnet blocks is embedded into the arc-shaped groove.

Preferably, the mount both ends all fixedly connected with connecting seat respectively, and the ring gear passes through the bearing and rotates the middle part of connecting seat, the guide way has been seted up at the middle part of mount, and the ring gear activity runs through and rotate the inner wall of connecting at the guide way, the inner wall swing joint of guide way has the rack, the both ends of rack mesh with the surface of ring gear, the fixed surface of ring gear is connected with the actuating arm, the one end fixedly connected with drive shaft in ring gear position is kept away from to the actuating arm, and the clamping ring rotates the surface of connecting at the drive shaft, the top fixedly connected with second damping spring of rack, the top fixedly connected with second damping spring, the second movable block swing joint is at the inner wall of guide way, and the one end that runs through and extends to the mount is kept away from to the second movable block, one end bottom fixedly connected with electric putter in mount position, and electric putter fixed connection is in the one end of mount.

Preferably, the middle part fixedly connected with first fixed pipe of inner wall of movable frame, the inner wall swing joint of first fixed pipe has a movable section of thick bamboo, the through-hole has been seted up to the one end of the corresponding movable section of thick bamboo position of movable frame, and the inner wall fixedly connected with of through-hole and the closely sealing washer of laminating of movable section of thick bamboo, the movable section of thick bamboo runs through and extends to the outside of movable frame through the through-hole activity, the one end fixedly connected with second fixed pipe of the corresponding movable section of thick bamboo position of movable frame, the actuating groove has been seted up to the inner wall of second fixed pipe, the inner wall swing joint of actuating groove has the actuating head, and the actuating head fixed connection is at the surface of movable section of thick bamboo to make movable section of thick bamboo and second fixed pipe take place axial relative movement, the one end fixedly connected with fixed column of movable section of thick bamboo position, the one end fixedly connected with actuating post of second fixed pipe corresponding fixed column position, the actuating post rotates the inner wall at the locating pipe, the actuating post has the actuating groove along with the outer wall of movable column, the actuating post is driven by the sand grip, the outer wall along with the movable column fixed column is formed by the movable column, the movable column is driven by the movable column.

Preferably, the internal diameter of the first fixed pipe is greater than the diameter of the movable cylinder, the driving groove is of a spiral structure, the number of the driving grooves is two, the spiral directions of the two driving grooves are the same, one end of the positioning convex strip, which is far away from the position of the movable frame, is obliquely arranged, a plurality of cross structures are arranged in the middle of the positioning convex strip, the shape of the movable groove is matched with the shape of the positioning convex strip, so that the positioning convex strip moves up and down on the inner wall of the movable groove, the movement of the positioning convex strip is guided, one end of the positioning convex strip, which corresponds to the position of the driving column, is of an arc structure, so that the driving column drives the positioning convex strip to move, the width of one end of the positioning convex strip, which corresponds to the position of the driving column, is greater than the width of one end of the positioning convex strip, which is far away from the position of the movable column, is not separated from the inner wall of the movable groove, one end fixedly connected with a plugging block used for plugging one end of the positioning pipe, and the plugging block is movably connected on the inner wall of the positioning pipe.

Preferably, a plurality of notches are formed in the side wall of one end of the movable barrel corresponding to the position of the movable frame, so that liquid can enter the movable barrel when the movable barrel is attached to the inner wall of the movable frame, a connecting pipe communicated with the inside of the first fixed pipe is fixedly embedded in the middle of the first fixed pipe, a one-way electromagnetic valve is fixedly embedded in the middle of the connecting pipe, a containing pipe communicated with the inside of the connecting pipe is fixedly embedded in the top of the connecting pipe, two corrugated pipes are fixedly connected to the two ends of the inner wall of the containing pipe respectively, connecting blocks are fixedly connected with connecting blocks on the deviating surfaces of the corrugated pipes respectively, one ends of the connecting blocks, away from the positions of the corrugated pipes, are fixedly connected with third damping springs, and the two third damping springs are respectively and fixedly connected to the two ends of the inner wall of the containing pipe, air holes are formed in the two ends of the containing pipe respectively, so that air compression influence on stretching of the corrugated pipes due to movement of the connecting blocks is avoided, and hydraulic oil is filled in the corrugated pipes.

Preferably, the bottom of movable frame rotates and is connected with the dead lever, the both ends fixedly connected with hinge seat of dead lever, the one end top that the piston position was kept away from to the hinge seat is equipped with the barrier plate to unable one end that keeps away from the piston to be continued when making the vertical state of movable frame rotates, torsion spring has been cup jointed in the middle part activity of dead lever, torsion spring's both ends respectively with movable frame and the one end fixed connection of hinge seat opposite face, so that torsion spring drive movable frame rotates to the one end of piston, the both ends of hinge seat all are fixedly connected with guide block respectively, and two guide block sliding connection are at the both ends of operating groove inner wall, the both ends at base top are fixedly connected with barrier frame respectively, barrier frame is L type structure, and two barrier frame are located the both ends of operating groove respectively, so that barrier frame play and stop making it rotate around the dead lever, the one end fixedly connected with actuating lever of piston position is kept away from to the hinge seat, the spout has been seted up at the middle part of the corresponding actuating lever position of base, actuating lever swing joint is at the inner wall of spout, so that the spout carries out the actuating lever opposite face to the actuating lever, two opposite side of actuating lever, two opposite side drive frame have two opposite side drive plate, two opposite side drive frame, two opposite side sets have the equal drive plate.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the piston is clamped by the piston self-adaptive clamping assembly, the piston hole self-adaptive positioning assembly is used for positioning the piston hole, the base moves towards the piston pin assembly station on the guide sliding rail, the connecting rod self-adaptive clamping assembly is used for clamping the connecting rod, and when the piston pin assembly moves towards the clamp ring pressing station, the whole device is positioned at the position to be processed when moving to each station, so that the aim of automatic assembly is fulfilled;

2. the invention also enables the electric push rod to shrink and enables the electric push rod to drive the second movable block to move downwards, so that the second movable block is matched with the second damping spring to drive the rack to move downwards, so that the rack drives the gear ring to rotate reversely, and the driving arm and the driving shaft are matched to drive the clamping ring to move upwards and simultaneously approach each other to clamp the connecting rod, through the arrangement of the second damping spring, the connecting rods with different sizes can be clamped within a certain range, namely, when the two clamping rings clamp the connecting rods, the electric push rod continues to shrink because the electric push rod is not shrunk to the minimum distance, but the electric push rod continuously extrudes the second damping spring within a certain range through the second movable block, and does not drive the rack to move downwards, namely, the clamping ring does not move relatively after clamping the connecting rod, and meanwhile, the whole equipment can work normally, so that the aim of clamping different connecting rods is achieved, the centers of the connecting rods are positioned, and the bolt unscrewing operation is convenient;

3. The hydraulic oil in the corrugated pipe is in a communication state through the one-way electromagnetic valve, namely, the hydraulic oil in the corrugated pipe enters the first fixed pipe through the connecting pipe and the one-way electromagnetic valve under the action of the third damping spring extrusion connecting block, because a plurality of notches are formed in the side wall of one end of the movable pipe, the movable pipe is pushed to move towards one end of the positioning pipe when the pressure oil enters the inside of the movable pipe, so that larger volume is obtained in the first fixed pipe, when the movable pipe moves towards one end of the positioning pipe, the movable pipe rotates under the cooperation of the driving groove and the driving head, and then the driving groove rotates in the moving process, so that the movable pipe is matched with the fixed column to drive the driving column to rotate, and when the driving column rotates, the driving column drives the positioning convex bar to extend out of the inner wall of the movable groove to the outside of the positioning pipe until the positioning convex bar is tightly attached to the piston and a piston hole of the connecting rod, and at the moment, under the action of the elastic force of the third damping spring transmitted by the hydraulic oil, the piston is enabled to coincide with the piston hole of the connecting rod, and meanwhile, the elastic force of the third damping spring is transmitted by the piston and the piston is enabled to drive the positioning convex bar to extend out of the piston to the piston hole to the piston to the position the piston hole in a certain range, so that the piston hole can be in a size different sizes and a positioning device is suitable for the piston hole is realized;

4. The invention can drive the hinge seat to move towards one end far away from the piston through the driving rod, and when the hinge seat moves towards one end far away from the piston, the hinge seat is matched with the fixing rod to drive the movable frame to move towards one end far away from the piston, and the movable frame drives the second fixing tube and the positioning tube to be pulled out of the piston hole.

Drawings

FIG. 1 is a schematic diagram of the whole structure of a piston connecting rod assembly and transfer device of the invention;

FIG. 2 is a schematic diagram of the whole structure of the piston connecting rod assembly and transfer device of the invention;

FIG. 3 is a schematic diagram III of the whole structure of the piston connecting rod assembly and transfer device of the invention;

FIG. 4 is a schematic view of a base structure of a piston rod assembly transfer device of the present invention;

FIG. 5 is a second schematic view of a base structure of the piston rod assembly transfer device of the present invention;

FIG. 6 is a schematic diagram of a base structure of a piston connecting rod assembly transfer device according to the present invention;

FIG. 7 is a schematic diagram of a base structure of a piston rod assembly transfer device according to the present invention;

FIG. 8 is a schematic diagram of a base structure of a piston rod assembly transfer device of the present invention;

FIG. 9 is a schematic diagram of a piston self-adapting clamping assembly of the piston connecting rod assembly transfer device of the present invention;

FIG. 10 is a schematic view of a portion of a piston self-adapting clamping assembly of a piston rod assembly transfer device according to the present invention;

FIG. 11 is a schematic diagram showing a part of a piston self-adaptive clamping assembly of the piston connecting rod assembly transfer device according to the present invention;

FIG. 12 is a schematic view of a connecting rod adaptive clamping assembly of a piston connecting rod assembly transfer device according to the present invention;

FIG. 13 is a schematic diagram II of a connecting rod adaptive clamping assembly of the piston connecting rod assembly transfer device of the present invention;

FIG. 14 is a cross-sectional view of a connecting rod adaptive clamping assembly of the piston connecting rod assembly transfer device of the present invention;

FIG. 15 is a schematic view of a portion of a piston rod assembly transfer device of the present invention showing the configuration of a piston bore adaptive positioning assembly;

FIG. 16 is a cross-sectional view of the movable frame structure of the piston rod assembly transfer device of the present invention;

FIG. 17 is a schematic view of a positioning tube of a piston rod assembly transfer device according to the present invention;

FIG. 18 is a cross-sectional view of a positioning tube of the piston rod assembly transfer device of the present invention;

FIG. 19 is a schematic view of a drive column of the piston rod assembly transfer device of the present invention;

FIG. 20 is a schematic view of a hinge seat of the piston rod assembly transfer device of the present invention;

FIG. 21 is a schematic diagram showing the structure of the piston hole adaptive positioning assembly and the separation state of the piston in the piston connecting rod assembly and transfer device of the present invention;

fig. 22 is a schematic diagram II of a piston hole self-adaptive positioning assembly structure and a piston separation state of the piston connecting rod assembly and transfer device.

In the figure: 1. a base; 2. an operation groove;

301. a fixed frame; 302. a first movable block; 303. a clamping arm; 304. a magnet column; 305. a rubber sleeve; 306. an articulated arm; 307. a hinge block; 308. a first damping spring; 309. a first hinge post; 310. a second hinge post; 311. a movable sleeve; 312. a first guide post; 313. a second guide post; 314. a magnet block;

401. A fixing frame; 402. a rack; 403. a gear ring; 404. a drive shaft; 405. a clamping ring; 406. a driving arm; 407. a guide groove; 408. a second damping spring; 409. a second movable block; 410. an electric push rod;

501. a movable frame; 502. a first fixed tube; 503. a movable cylinder; 504. a second fixed tube; 505. fixing the column; 506. a drive column; 507. a positioning tube; 508. positioning convex strips; 509. a movable groove; 510. a driving groove; 511. a drive head; 512. a block; 513. a connecting pipe; 514. a one-way electromagnetic valve; 515. a receiving tube; 516. a bellows; 517. a connecting block; 518. a third damping spring; 519. a fixed rod; 520. a hinge base; 521. a torsion spring; 522. a guide clamping block; 523. a driving rod; 524. a blocking frame;

6. a guide frame; 7. a guide rail; 8. a driving plate; 9. a drive rack; 10. a bumper strip; 11. and a roller.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-22, the present invention provides a technical solution: the piston sealing device comprises a base 1, an operation groove 2 is cut in the middle of the base 1, the edge of the operation groove 2 is smoothly arranged, one end of the operation groove 2 is of a semicircular arc structure, the other end of the operation groove is of a rectangular structure, a piston is positioned above the middle of the semicircular arc structure, and the operation groove 2 penetrates through the base 1, so that when the base 1 drives the piston to move to a piston sealing ring pressing station, the operation groove 2 provides a space for piston sealing ring pressing operation, and the piston sealing ring pressing operation can be performed from the bottom of the piston.

Welding the leading truck 6 at the front and back both ends of base 1 bottom, and the cross section of leading truck 6 is L type structure, and place base 1 on two direction slide rails 7, preset the constant head tank that can hold leading truck 6 bottom one end on the direction slide rail 7 simultaneously, the one end of leading truck 6 bottom is being located the constant head tank simultaneously when using, through leading truck 6 cooperation direction slide rail 7 and constant head tank, can make base 1 steadily remove at the top of direction slide rail 7, simultaneously at the both ends fixed connection anticollision strip 10 of base 1, prevent the damage that the mutual collision between two adjacent bases 1 caused, two running rollers 11 that can rotate of themselves are welded in the bottom of base 1, running roller 11 and conveyer chain (not shown) cooperation can realize base 1 and the walking on direction slide rail 7, this piston connecting rod assembly transfer device accessible sets up the running roller 11 cooperation conveyer chain in base 1 bottom and realizes that the assembly and the transportation of piston connecting rod carry out simultaneously, the automation is transported and assembled on the conveyer chain cooperation manipulator.

Two fixed frames 301 are welded at two ends of the base 1, the two fixed frames 301 are positioned at two ends of the operation groove 2, one ends of opposite faces of the two fixed frames 301 are of arc structures, arc centers of the arc centers and arc centers of semicircular arcs at one end of the operation groove 2 are positioned on the same vertical axis, two first guide posts 312 are welded on the inner wall of the fixed frame 301, the two first guide posts 312 are arranged in parallel, the first guide posts 312 are arranged vertically to the inner wall of one end of the fixed frame 301, movable sleeves 311 are sleeved on the first guide posts 312, one end of one hinge arm 306 is sleeved on the two second hinge posts 310 respectively, as a notch is arranged in the middle of one end of the hinge arm 306, the notch is used for accommodating the movable sleeve 311, the movable sleeve 311 is prevented from affecting the rotary connection of the hinge arm 306 and the second hinge post 310, the two second hinge posts 310 are welded on the surface of the movable sleeve 311, simultaneously, the two second hinge columns 310 are ensured to be vertically arranged up and down, two first movable blocks 302 are welded on the deviating surfaces of the two second hinge columns 310, holes are drilled in the middle parts of the two first movable blocks 302, the first hinge columns 309 are welded on the middle parts of the first movable blocks 302, at the moment, two clamping arms 303 are sleeved on the first hinge columns 309, one end of each clamping arm 303 is in a rotation connection relation with the first hinge columns 309, meanwhile, the straight line of the center of the circle of the first hinge columns 309, the arc center of the semicircular arc of the operating groove 2 and the arc center of the inner wall of the fixed frame 301 are vertically arranged in a coplanar manner, through grooves are formed in the side walls of the fixed frame 301 corresponding to the positions of the clamping arms 303, the clamping arms 303 can penetrate through the fixed frame 301 through the through grooves and extend to the outer parts of the fixed frame 301, meanwhile, magnet columns 304 are welded in the middle parts of one ends of the clamping arms 303, which are far away from the positions of the first movable blocks 302, the magnet post 304 penetrates through one end of the upper clamping arm 303 and one end of the lower clamping arm 303, the rubber sleeve 305 is fixedly connected to the surface of the magnet post 304, one end of the hinged arm 306, which is far away from the position of the second hinged post 310, is hinged with the hinged block 307 through a pin shaft, meanwhile, the second guide post 313 is welded on the inner wall of the fixed frame 301 and the surface of the first guide post 312, the second guide post 313 penetrates through the hinged block 307, a pipeline for accommodating penetration of the second guide post 313 is reserved in the middle of the hinged block 307, the hinged block 307 can move on the surface of the second guide post 313, meanwhile, the first damping spring 308 is welded on the surface of the second guide post 313 at one end of the hinged block 307, the first damping spring 308 is welded on the inner wall of the fixed frame 301, an arc-shaped groove is formed in the front side end of the fixed frame 301 corresponding to the position of the clamping arm 303, and the magnet block 314 is welded in the middle of the inner side wall of the arc-shaped groove in the fixed frame 301, and the magnet block 314 can generate attractive force to the magnet post 304;

In the above embodiment, in the initial state, under the action of the restoring and stretching of the first damping spring 308, the first movable block 302 is matched with the hinge block 307 and the second hinge post 310 to drive the first movable block 302 to move along the direction of the first guide post 312 to the inner wall of the position of the fixed frame 301 close to the operating slot 2, meanwhile, the magnet post 304 at the same end with the magnet block 314 drives the rubber sleeve 305 to move into the arc-shaped groove under the attraction of the magnet block 314, at this time, the piston moves from the front end to the rear end at the position of the operating slot 2, in the moving process of the piston, the piston is blocked by the rubber sleeve 305 at the rear end, at this time, the piston continues to move the piston, and the piston drives the clamping arm 303 to rotate around the first hinge post 309 through the magnet post 304, and the clamping arm 303 is driven by the piston, and the piston drives the first hinge post 302 to move along the first hinge post 309, and the piston is driven by the magnet post 304 to move around the first hinge post 309, and the piston 303 is driven by the piston 303 to move along the first hinge post 309, and the piston is driven by the piston 303 is driven by the piston to move along the first hinge post 309, and the first hinge post 302 is driven by the piston to move along the first hinge post 309, and the first hinge post 309 is driven by the piston moves along the first hinge post 309, and the piston is driven by the first hinge post 303 is driven to rotate around the first hinge post 309, and the piston is driven by the piston, and the piston is closely attached to the piston is driven to the piston to move along the piston surface and the piston, and is closely to the piston and is closely against the piston. The hinge arm 306 drives the hinge block 307 to move along the direction of the second guide post 313 to one end far away from the position of the first movable block 302, and the hinge block 307 presses the first damping spring 308 until the two ends of the clamping arm 303 are axisymmetrically arranged about the connecting line between the centers of the left and right first hinge posts 309, at this time, the two ends of the clamping arm 303 are closely attached to the surfaces of the piston, and the elastic force of the first damping springs 308 borne by the rubber sleeves 305 at the two ends of the clamping arm 303 is equal, so that the piston is stably clamped right above the semicircle of the operating groove 2 by the left and right rubber sleeves 305.

When the piston needs to be taken out, the piston is moved forward, the front rubber sleeve 305 is driven to move forward while the piston moves forward, the rubber sleeve 305 is matched with the magnet post 304 to drive the clamping arm 303 to rotate around the first hinge post 309, meanwhile, the first damping spring 308 starts to stretch and drive the first movable block 302 to approach one end of the piston, namely the front rubber sleeve 305 moves forward along with the driving of the piston in a period of time until the front magnet post 304 approaches the arc-shaped groove at the front side end of the fixed frame 301, and the front rubber sleeve 305 moves into the arc-shaped groove under the action of the magnetic attraction of the magnet block 314, so that the device can recover to an initial state.

In one embodiment, a fixing frame 401 is welded at the top of a fixing frame 301, a guide slot 407 is reserved in the middle of the fixing frame 401, a rear end opening at the top of the guide slot 407 is formed, a rack 402 is placed on the inner wall of the guide slot 407, meanwhile, connecting seats are formed at the front end and the rear end of the middle of the fixing frame 401, the guide slot 407 and the connecting seats are integrally formed, a gear ring 403 is rotatably mounted in the middle of the connecting seats through bearings, a driving arm 406 is welded on the surface of the gear ring 403, meanwhile, one end, close to a piston, of the driving arm 406 is welded on the top of the driving arm 406, a clamping ring 405 is sleeved on the surface of the driving arm 404, the clamping ring 405 is rotatably connected with the driving shaft 404, a second damping spring 408 is welded on the top of the rack 402, a second movable block 409 is welded on the top of the second damping spring 408, and the second movable block 409 is approximately I-shaped in structure, and because the rear end opening at the top of the guide slot 407 is formed, the rear end of the second movable block 409 can penetrate through the guide slot 407, an electric push rod 410 is welded at the bottom of the position of the second movable block 409, and one end of the electric push rod 410 is welded at the bottom of the mounting plate 401.

In use, in the above embodiment, the electric push rod 410 is in a stretched state in the initial state, the electric push rod 410 drives the rack 402 to move upwards through the second movable block 409 in cooperation with the second damping spring 408, and drives the two gear rings 403 to rotate, and drives the clamping rings 405 to move away from each other and simultaneously move downwards through the driving arm 406 in cooperation with the driving shaft 404, before the piston is moved into the piston adaptive clamping assembly to clamp, the piston and the connecting rod are simply matched together, and the piston hole is positioned through the piston hole adaptive positioning assembly, so that the connecting rod is aligned with the piston hole, the piston is moved into the piston adaptive clamping assembly at this time, and after the piston adaptive clamping assembly completes clamping the piston, the connecting rod is also positioned in front of the two clamping rings 405 at this time, because the hole positions of the piston and the connecting rod are positioned by the piston hole self-adaptive positioning component, namely the front-back position relation of the connecting rod is positioned, the connecting rod can only rotate around the piston hole at the moment, namely the connecting rod is released, the connecting rod can deflect to the clamping ring 405 at one end under the action of gravity and is blocked and supported by the clamping ring 405, after the piston self-adaptive clamping component finishes positioning the piston, the base 1 starts to move on the production line and moves to the next station, at the moment, the electric push rod 410 contracts, the electric push rod 410 drives the second movable block 409 to move downwards, the second movable block 409 drives the rack 402 to move downwards in cooperation with the second damping spring 408, the rack 402 drives the gear ring 403 to rotate reversely, the clamping ring 405 moves upwards in cooperation with the driving arm 406 and the driving shaft 404 and simultaneously approaches each other and clamps the connecting rod, by arranging the second damping spring 408, so that the connecting rods with different sizes can be clamped in a certain range, namely when the two clamping rings 405 clamp the connecting rods, the electric push rod 410 continues to shrink because the electric push rod 410 is not shrunk to the minimum distance, but the electric push rod 410 continuously extrudes the second damping spring 408 in a certain range through the second movable block 409 and can not drive the rack 402 to move downwards, namely the clamping rings 405 can not move relatively after clamping the column connecting rods, and meanwhile, the whole device can work normally, thereby realizing the purpose of clamping different connecting rods, positioning the center of the connecting rods and facilitating the operation of unscrewing bolts.

In one embodiment, a hinge seat 520 is disposed on the inner wall of the rectangular structure of the inner wall of the operation slot 2, guide clamping blocks 522 are welded at two ends of the hinge seat 520, the guide clamping blocks 522 are attached to the inner wall of the operation slot 2, and simultaneously the top and bottom of the guide clamping blocks 522 are respectively positioned at the top and bottom of the base 1, so that the hinge seat 520 can stably move back and forth on the inner wall of the operation slot 2, a fixed rod 519 penetrates through a preset hole at the bottom of the movable frame 501, the fixed rod 519 and the driving slot 510 are kept in a rotating relation, while the fixed rod 519 penetrates through the movable frame 501, a torsion spring 521 is sleeved on the surface of the fixed rod 519, the fixed rod 519 is welded on the inner wall of the hinge seat 520, one end of the torsion spring 521 is welded with the bottom of the movable frame 501, the other end of the torsion spring 521 is welded with the hinge seat 520, wherein one end of the hinge seat 520 far from the piston is provided with a blocking plate, wherein the hinge seat 520 and the blocking plate are integrally formed, the blocking plate has the function of enabling the movable frame 501 to be unable to continue to rotate towards one end far away from the piston when in a vertical state, a first fixed tube 502 is welded in the middle of the movable frame 501, the inner wall of the first fixed tube 502 is sleeved with a movable tube 503, one end side wall of the movable tube 503 corresponding to the position of the movable frame 501 is provided with a plurality of gaps, the first fixed tube 502 and the movable tube 503 are in a rotating and moving relation, one end of the movable frame 501 corresponding to the movable tube 503 is provided with a through hole in advance, the movable tube 503 penetrates through the movable frame 501, a sealing ring for preventing liquid leakage before the through hole and the movable tube 503 is fixedly connected to the inner wall of the through hole, the inner diameter of the first fixed tube 502 is larger than the diameter of the movable tube 503, one end of the movable frame 501 corresponding to the through hole is welded with a second fixed tube 504, and two driving grooves 510 are preset in the inner wall of the second fixed tube 504, the two driving grooves 510 are of spiral structures and have the same spiral direction, two driving heads 511 are welded on the movable tube 503, wherein the two driving heads 511 are respectively positioned in the two driving grooves 510, so that when the movable tube 503 and the second fixed tube 504 relatively move, the movable tube 503 and the second fixed tube 504 relatively rotate under the action of the driving heads 511 and the driving grooves 510, the positioning tube 507 is welded at one end of the second fixed tube 504 far from the movable frame 501, the fixed column 505 is welded at one end of the movable tube 503 far from the movable frame 501, and three driving columns 506 are welded at the surface of the fixed column 505, wherein the driving columns 506 are of eccentric column structures, the driving columns 506 can rotate and move on the inner wall of the positioning tube 507, and the blocking blocks 512 are welded at one ends of the fixed column 505 and the driving columns 506 far from the movable tube 503, the blocking block 512 is movably arranged on the inner wall of the positioning tube 507, the blocking block 512 is tightly attached to the inner wall of the positioning tube 507, so that dust and sundries can be prevented from entering, three movable grooves 509 are preset at the positions of the side wall of the positioning tube 507 corresponding to the driving columns 506, wherein the movable grooves 509 are used for accommodating the movement of the positioning convex strips 508, the width of the positioning convex strips 508 positioned outside the positioning tube 507 is smaller than the width of the positioning convex strips 508 positioned inside the positioning tube 507, the positioning convex strips 508 can be prevented from separating from the positioning tube 507 through the movable grooves 509, one ends of the positioning convex strips 508 corresponding to the positions of the driving columns 506 are arc-shaped, the driving columns 506 can drive the positioning convex strips 508 to move from the inner wall of the movable grooves 509 to the outside of the positioning tube 507 when rotating, meanwhile, rubber pads are fixedly connected to the surfaces of the positioning convex strips 508 and used for protecting piston holes, an accommodating tube 515 is welded at the top of the inner wall of the movable frame 501, and hold the equal fixed connection bellows 516 in both ends inner wall of pipe 515, simultaneously at the face fixed connection connecting block 517 that deviates from of two bellows 516, and weld the third damping spring 518 in the one end that connecting block 517 kept away from bellows 516, simultaneously with the welding of third damping spring 518 at the one end that holds the inner wall of pipe 515, and hold the both ends of pipe 515 and all preset the bleeder vent, avoid the removal of connecting block 517 to cause the tensile of air compression influence bellows 516, weld a connecting pipe 513 that can be linked together with holding pipe 515 and first fixed pipe 502 respectively between holding pipe 515 and first fixed pipe 502, and weld one-way solenoid valve 514 in the middle part of connecting pipe 513, the inside packing of bellows 516 has the pressure oil, wherein a plurality of cross structures are established at the middle part of location sand grip 508, and the shape looks adaptation of movable groove 509 and location sand grip 508, so that location sand grip 508 plays the guide effect to the removal of location sand grip 508 simultaneously at the movable groove 509 inner wall, the one end slope setting that the location sand grip 508 kept away from the movable frame 501 position.

In use, in the initial state, the one-way solenoid valve 514 is in a closed state, i.e. the positioning raised strips 508 are all located inside the positioning tube 507, and the surface of the positioning raised strips 508 does not exceed the surface of the positioning tube 507, at this time, the piston and the piston rod which are simply matched together are moved to the position of the piston self-adaptive clamping assembly to clamp the piston, at this time, the hole positions of the piston and the connecting rod are required to correspond to the position of the positioning tube 507, then the piston is moved backwards and clamped by the piston self-adaptive clamping assembly, in the process, the piston and the connecting rod are moved backwards, so that the positioning tube 507 is sleeved in the piston holes of the piston and the connecting rod to complete the simple positioning of the piston and the connecting rod, when the base 1 is moved, the one-way solenoid valve 514 is in a communicating state, i.e. hydraulic oil inside the bellows 516 enters the inside the first fixed tube 502 through the connecting tube 513 and the one-way solenoid valve 514 under the action of the third damping spring 518 extruding the connecting block 517, because the side wall of one end of the movable cylinder 503 is provided with a plurality of notches, when pressure oil enters the inside of the movable cylinder 503, the movable cylinder 503 is pushed to move towards one end of the positioning tube 507, so as to obtain larger volume in the first fixed tube 502, when the movable cylinder 503 moves towards one end of the positioning tube 507, the movable cylinder 503 rotates under the cooperation of the driving groove 510 and the driving head 511, and then the driving groove 510 rotates in the moving process, so that the movable cylinder 503 cooperates with the fixed column 505 to drive the driving column 506 to rotate, and when the driving column 506 rotates, the driving column 506 drives the positioning raised strip 508 to extend towards the outside of the positioning tube 507 from the inner wall of the movable groove 509 until the positioning raised strip 508 is tightly attached to the piston and the connecting rod hole, at the moment, under the action of the elastic force of the third damping spring 518 transmitted by hydraulic oil, the positioning convex strips 508 drive the piston to coincide with the piston holes of the connecting rod, meanwhile, the hydraulic oil transmits the elastic force of the third damping spring 518 and drives the positioning convex strips 508 to extend out to position the piston holes, so that the piston holes with different sizes can be adapted in a certain range, the applicability of the device is increased, the purpose of positioning the piston and the piston holes of the connecting rod is realized, the piston is clamped by the piston self-adaptive clamping assembly, namely, after the piston holes are positioned, the piston is clamped by the piston self-adaptive clamping assembly, so that the piston is not easy to move, when the base 1 drives the piston to move to the press ring or the piston pin assembly station, the piston holes are not required to be positioned again, thus the press ring and the piston pin assembly operation is convenient to carry out, and when the piston pin assembly work is carried out, when the base 1 drives the piston hole self-adaptive positioning component to move to the piston pin assembly station in cooperation with the piston self-adaptive clamping component to finish positioning, the one-way electromagnetic valve 514 is in a closed state when the base 1 moves to the piston pin assembly station, at this time, the one-way electromagnetic valve 514 is a one-way valve, because the piston hole is positioned, the mechanical arm drives the piston pin to move to the positioned piston hole and move towards the interior of the piston hole, because the positioning convex strip 508 is obliquely arranged at one end far away from the position of the movable frame 501, the piston pin drives the positioning convex strip 508 to move towards the inner wall of the positioning tube 507, so that the positioning convex strip 508 forces the driving column 506 to reversely rotate, namely the driving column 506 drives the movable cylinder 503 to reversely rotate through the fixed column 505, and the driving groove 510 cooperates with the driving head 511 to enable the movable cylinder 503 to move towards one end of the movable frame 501, and reduce the volume of the interior of the first fixed tube 502, that is, the pressure oil in the first fixed tube 502 and the movable tube 503 will return to the inside of the accommodating tube 515 and the bellows 516 through the connecting tube 513 and the one-way solenoid valve 514, and since the one-way solenoid valve 514 is equivalent to a one-way valve, the pressure oil will not enter the inside of the first fixed tube 502 in the reverse direction, so that the positioning protruding strip 508 will not protrude outwards again after the pressing force of the piston pin is small, that is, will not affect the subsequent operation of pressing the snap ring.

In one embodiment, the driving rod 523 is welded at the middle part of one end of the hinge seat 520 far away from the piston, two symmetrically arranged driving frames 9 are welded at the bottom of the middle part of the driving rod 523, one ends of the two opposite faces of the driving frames 9 are arc structures, one end of one guiding sliding rail 7 is welded with the driving plate 8, one end of the driving plate 8 far away from the guiding sliding rail 7 is of a wavy bulge structure, the wavy bulge structure of the driving plate 8 is positioned at the middle position of the two driving frames 9, and blocking frames 524 are welded at the two ends of the top of the base 1, wherein the blocking frames 524 do not affect the movement of the guiding clamping blocks 522, and meanwhile play a blocking role on the movement of the movable frame 501.

When the piston is driven by the base 1 to move to the snap ring pressing station, the wavy bulge of the driving plate 8 is far away from the other guiding slide rail 7, that is, the bulge structure of the driving plate 8 drives the driving rod 523 to be far away from the piston through the driving frame 9, that is, the driving rod 523 drives the hinge seat 520 to move towards one end far away from the piston, and when the hinge seat 520 moves towards one end far away from the piston, the hinge seat 520 is matched with the fixing rod 519 to drive the movable frame 501 to move towards one end far away from the piston, and the movable frame 501 drives the second fixing pipe 504 and the positioning pipe 507 to be pulled out from the piston hole, because the positioning convex strip 508 is extruded to move towards the inside of the positioning pipe 507, the positioning convex strip 508 does not block the positioning pipe 507 to be pulled out from the piston hole, and when the movable frame 501 drives the positioning pipe 507 to be separated from the piston hole, under the action of the fixing rod 519, when the hinge seat 520 drives the movable frame 501 to move to the blocking frame 524 and further moves to the end far away from the piston, the movable frame 501 is blocked by the blocking frame 524 and rotates to the end of the piston around the fixing rod 519 until the movable frame 501 is positioned in the operation groove 2, at the moment, the two ends of the piston hole are not blocked by any object, so that the clamping ring pressing operation can be conveniently carried out at the two ends of the piston hole through the mechanical arm at the same time, when the clamping ring pressing operation is finished, the movable frame 501 still keeps the state to be moved to the bolt unscrewing station until the piston connecting rod is completely assembled and removed, the base 1 continues to move on the base 1 at the moment, and under the guiding action of the driving plate 8, the driving plate 8 is matched with the driving frame 9 to drive the driving rod 523 to move reversely, and the hinge seat 520 drives the movable frame 501 to be separated from the blocking frame 524, at this time, the movable frame 501 is rotated upward by the fixing lever 519, and when the movable frame 501 moves to the fixing frame 301, the movable frame 501 is guided by the blocking of the fixing frame 301, that is, the movable frame 501 moves to the operation slot 2 and is guided by the fixing frame 301, so that the movable frame 501 returns to the vertical state again, that is, the device returns to the initial state, so that continuous use can be performed.

When the device is used, the bottom of the base 1 and the top of the position corresponding to the guiding sliding rail 7 are respectively provided with an electric brush, so that the work of the electric push rod 410 and the one-way electromagnetic valve 514 can be controlled.

When the whole process is used, firstly, the piston and the connecting rod are simply assembled together, the piston hole is moved towards the base 1 corresponding to the position of the positioning tube 507, at the moment, the piston self-adaptive clamping assembly is used for clamping the piston, meanwhile, the piston hole self-adaptive positioning assembly is used for positioning the piston hole, at the moment, the base 1 is moved towards the piston pin assembling station on the guide sliding rail 7, meanwhile, the connecting rod self-adaptive clamping assembly is used for clamping the connecting rod, when the piston pin is moved towards the clamp ring pressing station after assembling, the piston hole self-adaptive positioning assembly is used for working and driving the movable frame 501 to retract into the middle of the operating groove 2, so that the clamp ring pressing work is not influenced, when the base 1 is moved to the clamp ring pressing station, mechanical arms are arranged at two ends of the piston hole for clamp ring pressing operation, then the piston seal ring pressing station is moved, space is provided for pressing the piston seal ring operation conveniently, and then the piston seal ring is moved to the bolt unscrewing station.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. Piston connecting rod assembly transfer device, its characterized in that: comprising the following steps:

the device comprises a base (1), wherein an operation groove (2) for conveniently pressing a piston sealing ring is formed in the middle of the base (1);

The piston self-adaptive clamping assembly is fixedly arranged at the top of the base (1) and used for clamping pistons with different sizes, the piston self-adaptive clamping assembly comprises a fixed frame (301) fixedly arranged at the top of the base (1), a clamping arm (303) capable of moving along the horizontal central line of the fixed frame (301) is movably arranged in the middle of the fixed frame (301), and a rubber sleeve (305) tightly attached to the piston is fixedly arranged at one end of the clamping arm (303) so that the rubber sleeve (305) clamps the piston;

the connecting rod self-adaptive clamping assembly is fixedly arranged at the top of the base (1) and used for clamping connecting rods with different sizes, the connecting rod self-adaptive clamping assembly comprises a fixing frame (401) fixedly connected to the top of the fixing frame (301), gear rings (403) are rotatably arranged at two ends of the fixing frame (401), and clamping rings (405) tightly attached to the connecting rods are movably arranged at one end of each gear ring (403) so that the connecting rods are clamped by the clamping rings (405);

the piston hole self-adaptive positioning assembly is movably arranged on the inner wall of the operation groove (2), the piston hole self-adaptive positioning assembly is used for positioning the circle centers of different piston holes, meanwhile, the piston hole self-adaptive positioning assembly can move on the inner wall of the operation groove (2) before the operation of the snap ring is carried out, an operation space is provided for the snap ring, the piston hole self-adaptive positioning assembly comprises a movable frame (501) movably arranged inside the operation groove (2), one end of the movable frame (501) is fixedly provided with a positioning pipe (507), the side wall of the positioning pipe (507) is movably provided with a positioning convex strip (508) capable of radially moving along the positioning pipe (507), and the positioning convex strip (508) is tightly attached to the piston hole, so that the positioning convex strip (508) is used for positioning the circle center of the piston hole.

2. The piston rod assembly transfer device of claim 1, wherein: the one end of corresponding piston position of operating groove (2) is arc structure, and the other end of operating groove (2) is rectangular structure, both ends all are fixedly connected with leading truck (6) respectively around base (1) bottom, the surface swing joint of leading truck (6) has guide slide rail (7), and two guide slide rails (7) are respectively movable laminating both ends around base (1) bottom, the cross section of leading truck (6) is L type structure, and the one end of the corresponding leading truck (6) position of guide slide rail (7) is equipped with the constant head tank that holds leading truck (6) bottom and remove to make base (1) through the leading truck (6) cooperation guide slide rail (7) of L type and constant head tank on guide slide rail (7), the both ends of base (1) all are fixedly connected with anticollision strip (10) respectively, the bottom rotation of base (1) is connected with running roller (11), and running roller (11) and conveying chain are closely laminated, so that friction between running roller (11) and the conveying chain drive base (1).

3. The piston rod assembly transfer device of claim 2, wherein: the quantity of fixed frame (301) is two, and two fixed frames (301) are symmetry axis symmetry setting about the vertical axis of base (1) midpoint, two the one end of fixed frame (301) opposite face is the arc setting, the inner wall fixedly connected with two first guide posts (312) of fixed frame (301), and first guide post (312) level setting is in the middle part of fixed frame (301), movable sleeve (311) that can follow first guide post (312) surface movement have been cup jointed in the surface activity of first guide post (312), the fixed surface of movable sleeve (311) is connected with two second articulated post (310), and the one end that two second articulated post (310) kept away from movable sleeve (311) position is all fixedly connected with first movable block (302) respectively, two the vertical upper and lower setting of movable block (302), and two the middle part of first movable block (302) is all fixed embedding first articulated post (309), first articulated post (309) and two articulated arm (309) are fixed and run through two and extend to two upper and lower both ends of two articulated arm (309) and two holding arms (303) are kept away from the two and are the two end of two vertical arm (303) and are set up the two holding position (303).

4. A piston rod assembly transfer device according to claim 3, wherein: the surfaces of the two second hinge posts (310) are respectively hinged with a hinge arm (306), one end of the hinge arm (306) away from the position of the second hinge post (310) is hinged with a hinge block (307), the surface of one end of the first hinge post (312) is fixedly connected with a second hinge post (313), the second hinge post (313) is fixedly connected with the inner wall of the fixed frame (301), the second hinge post (313) and the first hinge post (312) are vertically arranged, the hinge block (307) is movably sleeved on the surface of the second hinge post (313), one end of the hinge block (307) away from the hinge arm (306) is fixedly connected with a first damping spring (308), the first damping spring (308) is movably sleeved on the surface of the second hinge post (313), the first damping spring (308) is fixedly connected with the inner wall of the fixed frame (301), the middle parts of the same ends of the clamping arms (303) away from the position of the first movable block (302) are respectively fixedly embedded with magnets (304), the clamping arms (305) are fixedly sleeved on the middle parts of the same ends of the positions of the fixed frame (301), the clamping arms (301) are fixedly connected with corresponding to the fixed side walls (301) of the fixed frame (301), the fixed side walls (301) are correspondingly arranged on the fixed side walls (303) are correspondingly, and the inner side wall of one end of the fixed frame (301) corresponding to the arc-shaped groove is fixedly embedded with a magnet block (314), so that the magnet block (314) generates suction force on the magnet column (304) and drives one rubber sleeve (305) to enter the arc-shaped groove.

5. The piston rod assembly transfer device of claim 4, wherein: the utility model discloses a push rod, including mount (401) and fixed frame, mount (401) both ends are fixed connection respectively, and ring gear (403) rotate through the bearing and connect at the middle part of connecting seat, guide slot (407) have been seted up at the middle part of mount (401), and ring gear (403) activity run through and rotate the inner wall of connecting at guide slot (407), the inner wall swing joint of guide slot (407) has rack (402), the both ends of rack (402) mesh with the surface of ring gear (403), the surface fixedly connected with actuating arm (406) of ring gear (403), the one end fixedly connected with actuating arm (406) keep away from ring gear (403) position drive shaft (404), and clamping ring (405) rotate and connect at the surface of actuating shaft (404), the top fixedly connected with second damping spring (408) of rack (402), the top fixedly connected with second movable block (409) of second movable block (409) is at the inner wall of guide slot (407), and second movable block (409) activity run through and extend to the one end of mount (401), the one end of electric actuator (401) is kept away from in the fixed frame (410) and electric actuator (401) is kept away from in the fixed connection position of the one end (410).

6. The piston rod assembly transfer device of claim 5, wherein: the middle part of the inner wall of the movable frame (501) is fixedly connected with a first fixed pipe (502), the inner wall of the first fixed pipe (502) is movably connected with a movable barrel (503), one end of the movable frame (501) corresponding to the position of the movable barrel (503) is provided with a through hole, the inner wall of the through hole is fixedly connected with a sealing ring tightly attached to the movable barrel (503), the movable barrel (503) movably penetrates through the through hole and extends to the outside of the movable frame (501), one end of the movable frame (501) corresponding to the position of the movable barrel (503) is fixedly connected with a second fixed pipe (504), the inner wall of the second fixed pipe (504) is provided with a driving groove (510), the inner wall of the driving groove (510) is movably connected with a driving head (511), and the driving head (511) is fixedly connected to the surface of the movable barrel (503) so that when the movable barrel (503) and the second fixed pipe (504) axially move relatively, the driving head (511) and the driving groove (510) are matched, the movable barrel (503) and the second fixed pipe (504) are enabled to rotate relatively, one end of the movable barrel (501) corresponding to the second fixed pipe (503) is fixedly connected with the fixed pipe (505), the fixed column (505) is fixedly connected with a driving column (506), the driving column (506) is rotationally connected to the inner wall of a positioning tube (507), a plurality of movable grooves (509) are formed in the side wall of the positioning tube (507), positioning raised strips (508) are movably connected to the inner wall of the movable grooves (509), the positioning raised strips (508) are movably connected to the surface of the driving column (506), and the driving column (506) is of an eccentric columnar structure, so that the driving column (506) drives the positioning raised strips (508) to move outwards along with the rotation of the fixed column (505) from the inner wall of the movable grooves (509).

7. The piston rod assembly transfer device of claim 6, wherein: the inner diameter of the first fixed pipe (502) is larger than the diameter of the movable barrel (503), the driving grooves (510) are of spiral structures, the number of the driving grooves (510) is two, the spiral directions of the two driving grooves (510) are the same, one end of each positioning convex strip (508) far away from the position of the movable frame (501) is obliquely arranged, a plurality of cross structures are arranged in the middle of each positioning convex strip (508), the shape of each movable groove (509) is matched with the shape of each positioning convex strip (508), so that each positioning convex strip (508) can move up and down in the inner wall of the movable groove (509) and plays a guiding role on the movement of each positioning convex strip (508), one end of each positioning convex strip (508) corresponding to the position of each driving column (506) is of an arc structure, so that each driving column (506) drives each positioning convex strip (508) to move, the width of one end of each positioning convex strip (508) corresponding to the position of each driving column (506) is larger than the width of one end of each positioning convex strip (508) far away from the position of each driving column (506), the positioning convex strips (508) cannot be separated from the inner wall of the movable groove (509) and the inner wall of the movable block (509) is connected with one end (507) of the fixed block (507) and the sealing block (507) and one end is connected with the inner wall (507) of the fixed block (507).

8. The piston rod assembly transfer device of claim 7, wherein: the utility model discloses a hydraulic oil compression device, including movable tube (503), bellows (516) are fixed in the inside that can get into movable tube (503), fixed embedding in the middle part of first fixed pipe (502) has connecting pipe (513) that are linked together with first fixed pipe (502) inside, the fixed embedding in the middle part of connecting pipe (513) has one-way solenoid valve (514), the fixed embedding in top of connecting pipe (513) has holding pipe (515) that are linked together with connecting pipe (513) inside, the both ends of holding pipe (515) inner wall all are fixedly connected with bellows (516) respectively, and two the face that deviates from of bellows (516) are fixedly connected with connecting block (517) respectively, the one end fixedly connected with third damping spring (518) of bellows (516) position are kept away from to connecting block (517), and two third damping spring (518) are fixedly connected with both ends at holding pipe (515) inner wall respectively, the bleeder vent has all been seted up at holding pipe (515) both ends, so that hydraulic oil that the inside of bellows (516) that removes is avoided causing the inside of bellows (516) is filled.

9. The piston rod assembly transfer device of claim 8, wherein: the bottom of the movable frame (501) is rotationally connected with a fixed rod (519), two ends of the fixed rod (519) are fixedly connected with a hinge seat (520), one end top of the hinge seat (520) far away from the piston position is provided with a blocking plate, so that the movable frame (501) cannot continuously rotate towards one end far away from the piston in a vertical state, the middle part of the fixed rod (519) is movably sleeved with a torsion spring (521), two ends of the torsion spring (521) are respectively fixedly connected with one ends of opposite surfaces of the movable frame (501) and the hinge seat (520) so that the torsion spring (521) drives the movable frame (501) to rotate towards one end of the piston, two ends of the hinge seat (520) are respectively fixedly connected with a guide clamping block (522), two guide clamping blocks (522) are slidably connected to two ends of the inner wall of an operation groove (2), two ends of the top of the base (1) are respectively fixedly connected with a blocking frame (524), the blocking frames (524) are in an L-shaped structure, the two blocking frames (524) are respectively positioned at two ends of the operation groove (2), so that the blocking frames (524) are respectively located at two ends of the operation groove (2) to enable the blocking frames (501) to move towards one end of the piston, the corresponding to the hinge seat (520) to rotate towards the opposite ends of the piston, the hinge seat (523) is fixedly connected with the corresponding position (523), the utility model discloses a drive rod (523) is characterized by comprising a driving rack (9), a driving plate (8) and a driving plate (8), wherein the driving rack (523) is movably connected to the inner wall of the sliding groove so that the sliding groove guides the movement of the driving rack (523), two driving racks (9) are fixedly connected to the bottom of the middle part of the driving rack (523), one ends of the opposite faces of the two driving racks (9) are arc-shaped structures, the two driving racks (9) are arranged in a front-back symmetrical mode, one ends of the opposite faces of the two driving racks (9) are movably connected with the driving plate (8), the driving plate (8) is fixedly connected to one end of one guiding sliding rail (7), and one end of the driving plate (8) corresponding to the position of the driving rack (9) is of a wavy structure.