CN112210658A

CN112210658A - Shaping device for heat treatment of piston ring

Info

Publication number: CN112210658A
Application number: CN202011195463.XA
Authority: CN
Inventors: 朱子麟; 朱云成; 赵文飞
Original assignee: Anqing Haiweier Machinery Co ltd
Current assignee: Anqing Haiweier Machinery Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-01-12

Abstract

The invention particularly relates to a shaping device for heat treatment of piston rings, which comprises a rotating unit, a first driving unit, a second driving unit and a third driving unit, wherein the rotating unit comprises a shell, a rotary drum and a first pushing piece, the rotary drum is positioned in the shell and can rotate relative to the shell, the first driving unit is used for driving the rotating unit to take a vertical posture to receive a pile of piston rings to be shaped or take a horizontal posture, the second driving unit is used for driving the rotary drum in the rotating unit to rotate under the horizontal posture to enable the pile of piston rings to be aligned, and the third driving unit is used for driving the first pushing piece to act to withdraw the aligned pile of piston rings from the rotary drum. The rotation through the rotary drum lets a pile of piston rings of placing in it become neat, and this structure is very simple, reliable, can not cause the damage to the piston ring, and simultaneously, the setting up of a drive unit lets the rotary unit have two gestures, and vertical gesture is favorable to putting into of piston ring very much, and the level gesture is favorable to neat of piston ring, and this device structure is very succinct, convenient to use.

Description

Shaping device for heat treatment of piston ring

Technical Field

The invention relates to the technical field of automatic processing of piston rings, in particular to a shaping device for heat treatment of piston rings.

Background

Piston rings are very common components and are used in many fields. In the production process of piston rings, the piston rings after rough machining need to be subjected to treatments such as quenching and tempering, the piston rings are small in volume, and the single treatment is very labor-intensive and material-intensive, so that the piston rings are often bundled together during machining. When the piston rings are bundled, the piston rings are required to be stacked orderly, and a waste piston ring or a ring-shaped rigid body is placed at each of two ends of the piston rings, so that the piston rings are prevented from being damaged when the piston rings are bundled; the piston rings were then tied up with iron wire and the tied up piston rings were as shown in fig. 1. After the whole stack of piston rings are quenched, the iron wires can deform to a certain extent, so that the tied piston rings are not tidy any more, the piston rings can be skewed and twisted, and the piston rings are difficult to put into a tempering barrel for next tempering treatment under the condition. At present, the conventional method is that the piston ring is restored to be tidy and then is stacked in the tempering barrel in a manual knocking mode, and the method has many defects: firstly, manual operation is needed, time and labor are wasted, and the cost is high; secondly, the stacking quality cannot be ensured, so that the subsequent tempering quality can be influenced; thirdly, when knocking, the piston ring is easily damaged, and the rate of finished products is greatly influenced. Therefore, there is a need for a device that can automatically restore the piston rings to their original alignment, so as to avoid the above-mentioned disadvantages.

Disclosure of Invention

The invention aims to provide a shaping device for heat treatment of piston rings, which can conveniently restore a stack of piston rings to be regular.

In order to realize the purpose, the invention adopts the technical scheme that: the utility model provides a shaping device for piston ring heat treatment, includes rotating element, first drive unit, second drive unit and third drive unit, rotating element include casing, rotary drum and first impeller, the rotary drum is located the casing and can rotate for the casing, first drive unit is used for driving rotating element to be vertical gesture and accepts a pile of piston rings of treating the plastic or be horizontal gesture, second drive unit is used for driving under the horizontal gesture rotary drum in the rotating element to rotate and make a pile of piston rings neat, third drive unit is used for driving first impeller action and withdraws from the rotary drum with a pile of piston rings after neat.

Compared with the prior art, the invention has the following technical effects: through setting up independent pivoted rotary drum in rotary unit and the rotary unit, then the rotation through the rotary drum lets a pile of piston rings placed in it become neat, and this structure is very simple, reliable, can not cause the damage to the piston ring, and simultaneously, the setting up of first drive unit lets rotary unit have two gestures, and vertical gesture is favorable to putting into of piston ring very much, and the horizontal gesture is favorable to neat of piston ring, and this device structure is very succinct, convenient to use.

Drawings

FIG. 1 is a schematic view of a piston ring after bundling;

FIG. 2 is a perspective view of the rotary unit;

fig. 3 is a sectional view of the rotating unit;

FIG. 4 is a partial cross-sectional view of the selection grip unit;

FIG. 5 is a schematic structural view of the housing;

FIG. 6 is a schematic view of the construction of the first pusher;

FIG. 7 is a schematic perspective view of a base;

FIG. 8 is a schematic view of another perspective of the base;

FIG. 9 is a cross-sectional view of the base;

FIG. 10 is a schematic view of the construction of the rotating frame;

FIG. 11 is a schematic structural view of the stent, wherein the second pusher is not included;

FIG. 12 is a schematic view of the construction of the second pusher, excluding the second compression spring;

FIG. 13 is a schematic structural view of a stand and a rotating unit;

FIG. 14 is a schematic view of the structure of the reshaping means;

FIG. 15 is a schematic view of another perspective of the reshaping means;

FIG. 16 is a schematic view of the structure of FIG. 14 without the rotating frame;

FIG. 17 is a schematic structural view of a cartridge;

FIG. 18 is a schematic view of the structure of the chuck;

FIG. 19 is a schematic view of the structure of a portion of the components in the cartridge;

FIG. 20 is a schematic view of the structure of the drive ring;

FIG. 21 is a schematic view of the first U-shaped seat;

FIG. 22 is a schematic structural view of a second U-shaped seat;

FIG. 23 is a schematic structural view of a third U-shaped seat and a second U-shaped body;

FIG. 24 is a schematic view of the receiving device;

FIG. 25 is a schematic diagram of the structure of the transfer system.

Detailed Description

The present invention will be described in further detail with reference to fig. 2 to 25.

Referring to fig. 2-16, a shaping device for heat treatment of piston rings comprises a rotary unit 100, a first driving unit, a second driving unit and a third driving unit, wherein the rotary unit 100 comprises a housing 110, a rotary drum 120 and a first pushing member 130, the rotary drum 120 is located in the housing 110 and can rotate relative to the housing 110, the first driving unit is used for driving the rotary unit 100 to take a vertical posture to receive a pile of piston rings to be shaped or take a horizontal posture, the second driving unit is used for driving the rotary drum 120 in the rotary unit 100 to rotate under the horizontal posture to make a pile of piston rings aligned, and the third driving unit is used for driving the first pushing member 130 to act to withdraw the aligned pile of piston rings from the rotary drum 120. Through setting up independent pivoted rotary drum 120 in rotary unit 100 and the rotary unit 100, then the rotatory a pile of piston rings that lets place in it through rotary drum 120 become neat, this structure is very simple, reliable, can not cause the damage to the piston ring, and simultaneously, the setting of first drive unit lets rotary unit 100 have two gestures, and vertical gesture is favorable to putting into of piston ring very much, and horizontal gesture is favorable to neat of piston ring, and this device structure is very succinct, convenient to use.

Referring to fig. 2-6, further, the housing 110 is in a cylindrical shape, and a through hole is formed at one side of the bottom of the cylindrical housing; the whole rotary drum 120 is in a barrel shape, the outer contour of the rotary drum is circular, the outer diameter of the rotary drum is matched with the inner diameter of the shell 110, the inner contour of the rotary drum 120 is in a petal shape, the curvature radius of each petal is equal to that of a piston ring, so that when the rotary drum 120 rotates, a stack of piston rings can sequentially slide from one petal to the next petal, the process is repeated, a stack of piston rings can be neat, one side of the barrel bottom of the rotary drum 120 is provided with a convex column which extends out of a through hole in the barrel bottom of the shell 110, and the convex column is hollow; the first pusher 130 comprises a push plate 131 and a first straight rod 132, the push plate 131 is positioned in the drum 120 and has a contour matched with the inner contour of the drum 120, and the first straight rod 132 is fixed on the plate surface of the push plate 131 facing the bottom of the drum 120 and passes through the convex column; the second driving unit drives the drum 120 to rotate through the convex column, and the third driving unit drives the first pushing member 130 to act through the first straight rod 132. After the convex columns are arranged, the rotation of the rotary drum 120 can be driven from one side of the bottom of the shell 110, and the control is more convenient; meanwhile, the convex column and the first straight rod 132 are both arranged on one side of the bottom of the shell 110, so that the discharge on one side of the barrel opening is not easy to be blocked, and the use is very convenient.

Further, including base 200, revolving frame 300, support 400 and fourth drive unit, base 200 is used for supporting revolving frame 300, and revolving frame 300 is whole to be circular frame form and can rotate around its axle center, and revolving unit 100 passes through support 400 to be fixed on revolving frame 300, and revolving unit 100 evenly sets up a plurality ofly along circumference interval, and fourth drive unit is used for driving support 400 for revolving frame 300 rotation. By adopting the circular motion mode, continuous shaping and cyclic reciprocation can be realized, thus only one station and one worker are needed to add a stack of piston rings to be shaped into the rotating unit 100, and the operating efficiency can be greatly improved. Support 400 sets up like this, can realize circular motion and can also carry out the rotation simultaneously, considers that follow-up material returned that can be convenient and drive rotary drum 120 and rotate, and these actions are that rotary unit 100 is located the inboard of support 400 and go on, and like this, just can block during the blowing, has consequently still set up fourth drive unit and has driven support 400 rotation to conveniently carry out the blowing.

Referring to fig. 7-10, further, the base 200 includes a circular plate 210, a first upright column 220 and an upper tray 230, wherein the upper tray 230 is fixed on the circular plate 210 by the first upright column 220 and is coaxially disposed with the circular plate 210; the rotating frame 300 comprises an upper circular plate 310, a second upright post 320 and a lower circular ring 330, wherein the upper circular plate 310 and the lower circular ring 330 are coaxially arranged and fixedly connected into a frame shape through the second upright post 320, and a plurality of second upright posts 320 are uniformly arranged along the circumferential direction; the upper tray 230 is integrally in a cylindrical shape, one side of the bung hole of the upper tray is arranged upwards, the upper tray 230 is used for supporting the upper circular plate 310, the upper circular plate 310 and the upper circular plate are coaxially arranged, a first motor 240 is arranged in the tray and used for driving the upper circular plate 310 to rotate, and the circular plate 210 of the base 200 is provided with an annular groove 211 used for accommodating a lower circular ring 330 of the rotating frame 300. With the base 200 and the rotating frame 300 having such a structure, the rotation of the rotating frame 300 can be conveniently realized, so as to drive the bracket 400 and the rotating unit 100 to move along the circumferential direction.

Referring to fig. 11-13, the bracket 400 includes a vertical plate 410, an upper rotating shaft 420 and a lower rotating shaft 430, the vertical plate 410 is a square plate, and the surface of the vertical plate is located in a vertical plane, the housing 110 of the rotating unit 100 is hinged to the vertical plate 410, and the hinge shaft is parallel to the short side of the vertical plate 410 located in a horizontal plane, when the rotating unit 100 is in a horizontal posture, the barrel mouth of the rotating barrel 120 abuts against the vertical plate 410, the vertical plate 410 is provided with a through hole for the orderly piston ring to exit, the upper rotating shaft 420 and the lower rotating shaft 430 are respectively arranged above and below the vertical plate 410, the upper rotating shaft 420 and the lower rotating shaft 430 are coaxially arranged, and the axial cores thereof are; the two opposite side surfaces of the upper circular plate 310 and the lower circular ring 330 of the rotating frame 300 are provided with counter bores, the upper rotating shaft 420 and the lower rotating shaft 430 of the bracket 400 are respectively positioned in the counter bores of the upper circular plate 310 and the counter bores of the lower circular ring 330, the number of the brackets 400 is equal to that of the second upright posts 320, and the brackets 400 and the second upright posts 320 are uniformly arranged at intervals along the circumferential direction. The plurality of the holders 400 may be arranged along the circumferential direction, and during the circular motion, the rotary unit 100 on each holder 400 is in different working states, such as a state of a piston ring to be added, a rotary drum rotating state, a material returning state, and the like, and the rotary unit 100 just completes the working states after one rotation of the holder 400.

Furthermore, two sides of the vertical plate 410 of the bracket 400 are respectively provided with a fan-shaped side plate 440, the two fan-shaped side plates 440 are parallel to each other and perpendicular to the short side of the vertical plate 410, the fan-shaped side plates 440 are provided with first arc-shaped holes 441, two sides of the housing 110 of the rotating unit 100 are provided with coaxial first convex columns 111, and the first convex columns 111 move along the length direction of the first arc-shaped holes 441 when the rotating unit 100 rotates around the bracket 400; when the first driving unit drives the first protruding column 111 to move to the upper end and the lower end of the first arc-shaped hole 441, the rotating unit 100 is in a horizontal posture and a vertical posture respectively. Of course, in practice, the length of the first arc-shaped hole 441 may be longer, but at least when the rotating unit 100 is in the horizontal posture or the vertical posture, the first protruding pillar 111 can move freely in the first arc-shaped hole 441 without being blocked. The first protruding column 111 is respectively corresponding to two postures when moving to two ends of the first arc-shaped hole 441, and the limiting function is just achieved.

Referring to fig. 12, further, the bracket 400 includes a second pushing member 450, the second pushing member 450 includes a square body 451, an upper straight rod 452, a lower straight rod 453, a second compression spring 454, a push rod 455, and a strip-shaped plate 456; the square body 451 and the fan-shaped side plate 440 are respectively arranged at two sides of the vertical plate 410, an upper straight rod 452 and a lower straight rod 453 arranged at two sides of the square body 451 respectively penetrate through holes in an upper boss 411 and a lower boss 412 arranged at two sides of the vertical plate 410 to enable the square body 451 to slide up and down along the plate surface of the vertical plate 410, a second pressure spring 454 is sleeved on the rod body of the upper straight rod 452 between the square body 451 and the upper boss 411, strip-shaped plates 456 arranged at two sides of the square body 451 respectively cling to the outer sides of the fan-shaped side plate 440, and a waist-shaped hole is formed in the strip-shaped plate 456 to enable the first convex column; the square body 451 is provided with a through hole, and the through hole on the square body 451 is matched with the through hole on the vertical plate 410 when the rotating unit 100 is in the horizontal posture; the push rod 455 is arranged at the lower end of the square body 451, the disc 210 of the base 200 is provided with a first C-shaped boss 260, the upper part of the opening of the first C-shaped boss 260 is wedge-shaped, and the lower end of the push rod 455 moves up and down under the extrusion of the first C-shaped boss 260 when the first motor 240 rotates; the first motor 240, the second pushing member 450, the first C-shaped boss 260, and the first boss 111 together form a first driving unit. Through the matching of the push rod 455 and the first C-shaped boss 260, in the process of the circumferential motion of the bracket 400, the second pushing member 450 can automatically move upwards or downwards, and no additional power source is needed, and only a wedge is needed to be arranged at a proper position of the first C-shaped boss 260, and the up-and-down motion of the second pushing member 450 can drive the first convex column 111 to move up and down, so that the rotating unit 100 is naturally driven to switch between a horizontal posture state and a vertical posture state. This structure is very ingenious, and the posture adjustment of the rotating unit 100 is automatically completed by the circular motion of the bracket 400.

Further, a first gear 121 is disposed on a pillar body of the drum 120 disposed at one side of the bottom of the drum and located at the outer side of the bottom of the housing 110, a second gear 231 disposed annularly is disposed on the bottom surface of the upper tray 230 of the base 200, the first gear 121 and the second gear 231 are engaged with each other in the horizontal posture of the rotating unit 100, and the drum 120 is driven by the first gear 121 to rotate when the first motor 240 drives the rotating frame 300 to rotate in the horizontal posture; the first motor 240, the first gear 121, and the second gear 231 constitute a second driving unit. Likewise, when the rotary unit 100 assumes a horizontal posture, the rotation of the drum 120 can be automatically achieved by the engagement of the first gear 121 and the second gear 231 and the circular motion of the rotary unit 100, the structure is very simple, and the rotation of the drum 120 in the rotary unit 100 is automatically achieved directly during the circular motion of the carriage 400 without an additional power source, thereby achieving the reshaping of a stack of piston rings.

Further, the first pushing member 130 further comprises a first compression spring 133, one end of the first compression spring 133 abuts against a step arranged at the outer end of the first straight rod 132, the other end of the first compression spring 133 abuts against a convex column of the rotating cylinder 120, and the elastic acting force of the first compression spring 133 enables the push plate 131 to abut against one side of the bottom of the rotating cylinder 120; a straight groove 232 is formed in the bottom of the upper tray 230, the straight groove 232 is formed in the radial direction of the upper tray 230, a second motor 250, a screw rod and a sliding block are arranged at the position, located at the straight groove 232, of the bottom of the upper tray 230, and when the second motor 250 drives the screw rod to rotate, the sliding block moves along the length direction of the straight groove 232 and presses the first straight rod 132 of the first pushing piece 130 to move; the second motor 250, the lead screw, the slider, and the first compression spring 133 together constitute a third driving unit. When the support 400 rotates to the unloading station, the first straight rod 132 is pushed directly through the matching of the second motor 250, the screw rod and the sliding block, so that the shaped piston ring stack exits, and the unloading device is very convenient. It should be noted that the carriages 400 are not moved continuously in a circle, but intermittently, and each time one carriage 400 rotates to the unloading station, the first motor 240 is stopped, waiting for unloading, and while unloading, the worker can add a stack of piston rings to be shaped to the rotary unit 100 at the position of the other carriage 400, and after unloading is completed, the first motor 240 is started until the next carriage 400 reaches the unloading station, and so on.

Further, a second C-shaped boss 270 and a C-shaped baffle 280 are arranged on the disc 210 of the base 200, a boss 431 is arranged on the lower rotating shaft 430 of the bracket 400, the boss 431 has an arc-shaped surface, the curvature radius of the arc-shaped surface of the boss 431 is equal to that of the second C-shaped boss 270, when the boss 431 abuts against the second C-shaped boss 270, the rotating angle of the bracket 400 is fixed, and the first straight rod 132 points to the center of the base 200, and the arrangement of the boss 431 ensures the reliable meshing of the first gear 121 and the second gear 231.

Further, a first flange 233 extends outwards from the opening of the upper tray 230 of the base 200, the first flange 233 is located in the horizontal plane and has a circular outer contour, a third gear 234 is located at the opening of the second C-shaped boss 270 at the edge of the first flange 233, a fourth gear 421 is arranged on the upper rotating shaft 420 of the bracket 400, and the third gear 234 and the fourth gear 421 are engaged with each other and have the same number of teeth; the first motor 240, the third gear 234, and the fourth gear 421 constitute a fourth driving unit; here, too, by the arrangement of the third gear 234 and the fourth gear 421, the bracket 400 can automatically rotate at the position of the third gear 234 during the circular motion, so as to adjust the rotating unit 100 to the outside for placing a stack of piston rings to be shaped. By combining all the above structures, it can be found that the power of all the other driving units, except the power of discharging, is realized by the first motor 240 driving the rotating frame 300 to rotate, which is very simple and convenient.

Further, one side of the square body 451 of the second pushing part 450, which is far away from the vertical plate 410, is an arc-shaped surface, the arc-shaped surface of the square body 451 is equal to the curvature radius of the C-shaped baffle 280, and the C-shaped baffle 280 is blocked outside the square body 451 of the second pushing part 450 when the rotating unit 100 is in a horizontal posture, so that a stack of piston rings inside the rotating drum 120 can be prevented from falling off when the rotating drum is rotated and shaped. The C-shaped baffle 280 is provided with a discharge hole 281, when the rotating unit 100 is in a horizontal posture, a shaft core of a through hole formed in the square body 451 and a shaft core of the discharge hole 281 are positioned in the same horizontal plane, and a shaft core of the discharge hole 281 is parallel to the length direction of the straight groove 232 formed in the bottom of the upper tray 230. Due to the arrangement of the C-shaped baffle 280, the discharge port 281 needs to be provided to facilitate the smooth exit of the stack of piston rings after the shaping.

In the following description of preferred features and steps, advantages and benefits have been mentioned above and will not be repeated.

Referring to fig. 17 to 24, the invention further discloses a receiving device for heat treatment of piston rings, which comprises a clamping seat 500, a fifth driving unit, a sixth driving unit, a seventh driving unit and an eighth driving unit, wherein the clamping seat 500 is used for accommodating a tempering barrel, the fifth driving unit is used for driving a clamping head 540 of the clamping seat 500 to clamp or loosen the tempering barrel, the sixth driving unit is used for driving the tempering barrel in the clamping seat 500 to be in a horizontal posture or a vertical posture, and the seventh driving unit and the eighth driving unit are respectively used for driving the clamping seat 500 to move left and right and move up and down. Through setting up cassette 500, can fix the tempering bucket, then through the tight and loosen of the tight of realization tempering bucket that fifth drive unit can be convenient, three drive unit can let cassette 500 drive the tempering bucket rotatory in addition, from top to bottom, left and right displacement for the tempering bucket can accept a neat and orderly pile of piston ring in suitable position, the very flexibility of whole device action, convenience, after the tempering bucket fills up the piston ring, only need let fifth drive unit loosen the tempering bucket and just can remove the tempering bucket hoist next process.

Referring to fig. 19, further, the clamping seat 500 includes a cross bracket 510 and an annular body 520, wherein four ends of the cross bracket 510 are provided with flanges toward one side, the ends of the flanges are fixedly connected with the annular body 520, and an axis of the annular body 520 is perpendicular to a plane where the cross bracket 510 is located. The clamping seat 500 with the structure has light weight, can conveniently and reliably realize the clamping of the tempering barrel, and can conveniently arrange parts such as a rotating shaft or a motor on the flanging at one side of the cross bracket 510.

Further, the two clamping heads 540 are arranged, the two clamping heads 540 are symmetrically arranged in the annular body 520, the clamping heads 540 are composed of a semicircular ring plate 541 and guide pillars 542, the guide pillars 542 are fixed on the outer side of the semicircular ring plate 541, a through hole is formed in the annular body 520 of the clamping seat 500 for the guide pillars 542 to pass through, and the two clamping heads 540 clamp or loosen the tempering barrel when the guide pillars 542 move along the through hole of the annular body 520. One of the guide columns 542 of the chucks 540 is provided with a stop block on the outer side of the annular body 520, a third compression spring 550 is sleeved on a column body of the guide column 542 between the annular body 520 and the semicircular plate 541, and the two chucks 540 move inwards and clamp the tempering barrel under the elastic action of the third compression spring 550. The annular body 520 is sleeved with a driving ring 560, the inner diameter of the driving ring 560 is matched with the outer diameter of the annular body 520, the driving ring 560 can rotate around the axial core of the annular body 520, a groove 561 used for avoiding a guide post 542 of the chuck 540 is arranged on the driving ring 560, a protrusion 562 and a fifth gear 563 are arranged on the outer annular surface of the driving ring 560, the cross section of the protrusion 562 in the direction perpendicular to the axial core of the driving ring 560 is wedge-shaped, when the driving ring 560 rotates, the protrusion 562 presses a stop of the guide post 542 of the chuck 540 and drives the chuck 540 to move outwards to release a tempering barrel, and a third motor 570 is fixedly arranged on the clamping seat 500 and drives the driving ring 560 to rotate through; the third motor 570, the third pressure spring 550, and the drive ring 560 collectively constitute a fifth drive unit.

With the above-structured chuck 540 and drive ring 560, the clamping and releasing of the tempering barrel by the chuck 540 can be easily performed, and the structure is very compact. In actual use, when the stop on guide post 542 abuts the high position of boss 562 on drive ring 560, both clamps 540 should fully release the tempering barrel; when the two chucks 540 clamp the tempering barrel, the stoppers on the guide posts 542 do not necessarily abut against the driving ring 560 but have a certain margin, and the tempering barrel is clamped by the elastic force of the third compression spring 550.

Referring to fig. 21, the tempering barrel includes a first U-shaped seat 600, the first U-shaped seat 600 includes a first U-shaped body 610, a cross section of the first U-shaped body 610 in a vertical plane is U-shaped, a second convex column 511 is arranged on a flange of a cross bracket 510 of the clamping seat 500, the second convex column 511 is inserted into through holes formed at two sides of the first U-shaped body 610, and the clamping seat 500 rotates by using the second convex column 511 as a rotating shaft to make the tempering barrel present a horizontal posture or a vertical posture; a fan-shaped plate 530 is fixed on the outer side of one of the second convex columns 511, the fan-shaped plate 530 is perpendicular to the axis of the second convex column 511, a gear is arranged on the periphery of the fan-shaped plate 530, and a fourth motor 630 is fixedly arranged on the first U-shaped body 610 and used for driving the fan-shaped plate 530 to rotate around the axis of the second convex column 511 and driving the clamping seat 500 to rotate; the fourth motor 630, the sector plate 530 and the second boss 511 together constitute a sixth driving unit. The first U-shaped seat 600 with such a structure can conveniently support the clamping seat 500 and can conveniently adjust the angle of the clamping seat.

Referring to fig. 22, further, the second U-shaped seat 700 is included, the second U-shaped seat 700 includes a second U-shaped body 710, a cross section of the second U-shaped body 710 in a vertical plane is U-shaped, a partition 720 is disposed between the second U-shaped bodies 710, the partition 720 is parallel to a side surface of the second U-shaped body 710, a fifth motor 730 and a first lead screw 740 are respectively mounted on two sides of the partition 720, and the first lead screw 740 is perpendicular to the partition 720; the first U-shaped body 610 is positioned above the first lead screw 740, the second straight rod 620 is arranged on two sides of the first U-shaped body 610, the fan-shaped plate 530 is provided with a second arc-shaped hole 531 for avoiding the second straight rod 620, and the second straight rod 620 passes through holes formed in the second U-shaped seat 700 and the partition plate 720; the first screw 740 is provided with a first sliding block 750, and when the fifth motor 730 drives the first screw 740 to rotate, the first sliding block 750 drives the first U-shaped body 610 to move left and right; the fifth motor 730, the first lead screw 740, and the first slider 750 together constitute a seventh driving unit. By adopting the structure, the left and right positions of the clamping seat 500 can be conveniently adjusted.

Referring to fig. 23, further, the third U-shaped seat 800 includes a third U-shaped body 810, the section of the third U-shaped body 810 in the vertical plane is U-shaped, the second U-shaped body 710 is located in the third U-shaped body 810 and can slide up and down, waist-shaped holes are opened on two side plates of the third U-shaped body 810 for avoiding the second straight rod 620, a sixth motor 820 and a second lead screw 830 are arranged at the lower part of the third U-shaped body 810, the second screw rod 830 is fixed between two side plates of the third U-shaped body 810 and is parallel to the second straight rod 620, the sixth motor 820 is fixed on one side plate of the third U-shaped body 810, one end of the hinge rod 850 is hinged to the second slider 840, the other end of the hinge rod 850 is hinged to the bottom of the second U-shaped body 710, and the second slider 840 drives the second U-shaped body 710 to move up and down through the hinge rod 850 when the sixth motor 820 drives the second screw rod 830 to rotate; the sixth motor 820, the second lead screw 830, the second slider 840, and the hinge lever 850 together constitute an eighth driving unit. Likewise, the second lead screw 830, the second slider 840 and the hinge lever 850 are configured to allow the cartridge 500 to move up and down in a limited space, which is very compact.

Further, in order to ensure that the second U-shaped seat 700 can smoothly move up and down in the third U-shaped seat 800, first protruding strips 711 are provided on the outer plate surfaces of the two side plates of the second U-shaped body 710, and the first protruding strips 711 are arranged in the vertical direction; the inner plate surfaces of the two side plates of the third U-shaped body 810 are provided with two second convex strips 811, the second convex strips 811 are arranged in parallel and clamp the first convex strips 711 in the middle, and the first convex strips 711 and the second convex strips 811 are matched to realize that the second U-shaped body 710 can only move up and down along the third U-shaped body 810. This further improves the reliability of the movement.

Further, the eighth driving unit is provided with two sets, two sixth motors 820 are respectively arranged on two side plates of the third U-shaped body 810, the shaft cores of the two second screws 830 are located in the same horizontal plane and are arranged in parallel, and the two hinge rods 850 are arranged in a crossed manner; a leg 860 is arranged below the third U-shaped body 810. Two sets of eighth driving units are arranged, so that the second U-shaped body 710 is guaranteed to be stressed uniformly and not easy to damage when sliding up and down.

Referring to fig. 2-25, the invention further discloses a transfer system for heat treatment of piston rings, which comprises a shaping device and a receiving device, wherein the shaping device comprises a rotating unit 100, a first driving unit, a second driving unit and a third driving unit, the rotating unit 100 comprises a housing 110, a rotating drum 120 and a first pushing member 130, the rotating drum 120 is positioned in the housing 110 and can rotate relative to the housing 110, the first driving unit is used for driving the rotating unit 100 to take a vertical posture to receive a pile of piston rings to be shaped or take a horizontal posture, the second driving unit is used for driving the rotating drum 120 in the rotating unit 100 in the horizontal posture to rotate so that the pile of piston rings are aligned, and the third driving unit is used for driving the first pushing member 130 to act to withdraw the aligned pile of piston rings from the rotating drum 120 to the receiving device; the receiving device comprises a clamping seat 500, a fifth driving unit, a sixth driving unit, a seventh driving unit and an eighth driving unit, wherein a tempering barrel contained in the clamping seat 500 is used for receiving a pile of neat piston rings, the fifth driving unit is used for driving a clamping head 540 of the clamping seat 500 to clamp or loosen the tempering barrel, the sixth driving unit is used for driving the tempering barrel in the clamping seat 500 to be in a horizontal posture or a vertical posture, and the seventh driving unit and the eighth driving unit are respectively used for driving the clamping seat 500 to move left and right and move up and down. The rotary unit 100 and the rotary drum 120 which can independently rotate in the rotary unit 100 are arranged, and then a stack of piston rings placed in the rotary drum 120 are aligned through rotation of the rotary drum 120, so that the piston rings cannot be damaged; the tempering barrel can be fixed by the clamping seat 500, the tempering barrel can be conveniently clamped and loosened by the fifth driving unit, and the other three driving units can enable the clamping seat 500 to drive the tempering barrel to rotate, move up and down and move left and right, so that the tempering barrel can bear a neat and orderly stack of piston rings at a proper position, and the whole system is compact in structure and convenient to use.

The effective effects of the following preferred embodiments have been described in detail above, and are not repeated here.

Further, the housing 110 is in a barrel shape, and a through hole is formed in one side of the barrel bottom; the rotating drum 120 is integrally barrel-shaped, the outer contour of the rotating drum is circular, the outer diameter of the rotating drum is matched with the inner diameter of the shell 110, the inner contour of the rotating drum is petal-shaped, the curvature radius of each petal is equal to that of a piston ring, one side of the drum bottom of the rotating drum 120 is provided with a convex column which extends out of a through hole at the drum bottom of the shell 110, and the convex column is hollow; the first pusher 130 comprises a push plate 131 and a first straight rod 132, the push plate 131 is positioned in the drum 120 and has a contour matched with the inner contour of the drum 120, and the first straight rod 132 is fixed on the plate surface of the push plate 131 facing the bottom of the drum 120 and passes through the convex column; the second driving unit drives the drum 120 to rotate through the convex column, and the third driving unit drives the first pushing member 130 to act through the first straight rod 132.

Further, the shaping device comprises a base 200, a rotating frame 300, a support 400 and a fourth driving unit, wherein the base 200 is used for supporting the rotating frame 300, the rotating frame 300 is integrally in a circular frame shape and can rotate around the axis core of the rotating frame, the rotating units 100 are fixed on the rotating frame 300 through the support 400, the rotating units 100 are uniformly arranged at intervals along the circumferential direction, and the fourth driving unit is used for driving the support 400 to rotate relative to the rotating frame 300;

further, the base 200 comprises a disc 210, a first upright column 220 and an upper tray 230, wherein the upper tray 230 is fixed on the disc 210 through the first upright column 220 and is coaxially arranged with the disc 210; the rotating frame 300 comprises an upper circular plate 310, a second upright post 320 and a lower circular ring 330, wherein the upper circular plate 310 and the lower circular ring 330 are coaxially arranged and fixedly connected into a frame shape through the second upright post 320, and a plurality of second upright posts 320 are uniformly arranged along the circumferential direction; the upper tray 230 is integrally in a barrel shape, one side of a barrel opening of the upper tray is arranged upwards, the upper tray 230 is used for supporting the upper circular plate 310, the upper tray and the upper circular plate 310 are coaxially arranged, a first motor 240 is arranged in the tray and used for driving the upper circular plate 310 to rotate, and an annular groove 211 is formed in the circular plate 210 of the base 200 and used for containing a lower circular ring 330 of the rotating frame 300; the support 400 comprises a vertical plate 410, an upper rotating shaft 420 and a lower rotating shaft 430, wherein the vertical plate 410 is a square plate, the surface of the vertical plate is positioned in a vertical plane, the shell 110 of the rotating unit 100 is hinged on the vertical plate 410, a hinged shaft is parallel to a short side of the vertical plate 410 positioned in a horizontal plane, a barrel opening of the rotating drum 120 abuts against the vertical plate 410 when the rotating unit 100 is in a horizontal posture, a through hole is formed in the vertical plate 410 for the neat piston ring to exit, the upper rotating shaft 420 and the lower rotating shaft 430 are respectively arranged above and below the vertical plate 410, the upper rotating shaft 420 and the lower rotating shaft 430 are coaxially arranged, and the shaft core of the upper; counter bores are respectively arranged on two opposite side surfaces of the upper circular plate 310 and the lower circular ring 330 of the rotating frame 300, an upper rotating shaft 420 and a lower rotating shaft 430 of the support 400 are respectively positioned in the counter bores of the upper circular plate 310 and the counter bores of the lower circular ring 330, the number of the supports 400 is equal to that of the second upright columns 320, and the supports 400 and the second upright columns 320 are uniformly arranged at intervals along the circumferential direction; the two sides of the vertical plate 410 of the bracket 400 are respectively provided with a fan-shaped side plate 440, the two fan-shaped side plates 440 are parallel to each other and perpendicular to the short side of the vertical plate 410, the fan-shaped side plates 440 are provided with first arc-shaped holes 441, the two sides of the shell 110 of the rotating unit 100 are provided with coaxial first convex columns 111, and the first convex columns 111 move along the length direction of the first arc-shaped holes 441 when the rotating unit 100 rotates around the bracket 400; when the first driving unit drives the first protruding column 111 to move to the upper end and the lower end of the first arc-shaped hole 441, the rotating unit 100 is in a horizontal posture and a vertical posture respectively.

Further, the bracket 400 comprises a second pushing member 450, and the second pushing member 450 comprises a square body 451, an upper straight rod 452, a lower straight rod 453, a second pressure spring 454, a push rod 455 and a strip-shaped plate 456; the square body 451 and the fan-shaped side plate 440 are respectively arranged at two sides of the vertical plate 410, an upper straight rod 452 and a lower straight rod 453 arranged at two sides of the square body 451 respectively penetrate through holes in an upper boss 411 and a lower boss 412 arranged at two sides of the vertical plate 410 to enable the square body 451 to slide up and down along the plate surface of the vertical plate 410, a second pressure spring 454 is sleeved on the rod body of the upper straight rod 452 between the square body 451 and the upper boss 411, strip-shaped plates 456 arranged at two sides of the square body 451 respectively cling to the outer sides of the fan-shaped side plate 440, and a waist-shaped hole is formed in the strip-shaped plate 456 to enable the first convex column; the square body 451 is provided with a through hole, and the through hole on the square body 451 is matched with the through hole on the vertical plate 410 when the rotating unit 100 is in the horizontal posture; the push rod 455 is arranged at the lower end of the square body 451, the disc 210 of the base 200 is provided with a first C-shaped boss 260, the upper part of the opening of the first C-shaped boss 260 is wedge-shaped, and the lower end of the push rod 455 moves up and down under the extrusion of the first C-shaped boss 260 when the first motor 240 rotates; the first motor 240, the second pushing member 450, the first C-shaped boss 260, and the first boss 111 together form a first driving unit.

Further, a first gear 121 is disposed on a pillar body of the drum 120 disposed at one side of the bottom of the drum and located at the outer side of the bottom of the housing 110, a second gear 231 disposed annularly is disposed on the bottom surface of the upper tray 230 of the base 200, the first gear 121 and the second gear 231 are engaged with each other in the horizontal posture of the rotating unit 100, and the drum 120 is driven by the first gear 121 to rotate when the first motor 240 drives the rotating frame 300 to rotate in the horizontal posture; the first motor 240, the first gear 121 and the second gear 231 form a second driving unit; the first pushing member 130 further comprises a first compression spring 133, one end of the first compression spring 133 abuts against a step arranged at the outer end of the first straight rod 132, the other end of the first compression spring 133 abuts against a convex column of the rotary drum 120, and the elastic acting force of the first compression spring 133 enables the push plate 131 to abut against one side of the bottom of the rotary drum 120; a straight groove 232 is formed in the bottom of the upper tray 230, the straight groove 232 is formed in the radial direction of the upper tray 230, a second motor 250, a screw rod and a sliding block are arranged at the position, located at the straight groove 232, of the bottom of the upper tray 230, and when the second motor 250 drives the screw rod to rotate, the sliding block moves along the length direction of the straight groove 232 and presses the first straight rod 132 of the first pushing piece 130 to move; the second motor 250, the lead screw, the slider, and the first compression spring 133 together constitute a third driving unit.

Further, a second C-shaped boss 270 and a C-shaped baffle 280 are arranged on the disc 210 of the base 200, a boss 431 is arranged on the lower rotating shaft 430 of the bracket 400, the boss 431 has an arc-shaped surface, the curvature radius of the arc-shaped surface of the boss 431 is equal to that of the second C-shaped boss 270, when the boss 431 abuts against the second C-shaped boss 270, the corner of the bracket 400 is fixed, and the first straight rod 132 points to the center of the base 200; a first flange 233 extends outwards from the opening of the upper tray 230 of the base 200, the first flange 233 is located in the horizontal plane and has a circular outer contour, a third gear 234 is located at the opening of the second C-shaped boss 270 at the edge of the first flange 233, a fourth gear 421 is arranged on the upper rotating shaft 420 of the bracket 400, and the third gear 234 and the fourth gear 421 are engaged with each other and have the same number of teeth; the first motor 240, the third gear 234, and the fourth gear 421 constitute a fourth driving unit; one side of the square body 451 of the second pushing part 450, which is far away from the vertical plate 410, is an arc-shaped surface, the arc-shaped surface of the square body 451 is equal to the curvature radius of the C-shaped baffle 280, when the rotating unit 100 is in a horizontal posture, the C-shaped baffle 280 is blocked outside the square body 451 of the second pushing part 450, a discharge port 281 is arranged on the C-shaped baffle 280, when the rotating unit 100 is in a horizontal posture, a shaft core of a through hole formed in the square body 451 and a shaft core of the discharge port 281 are positioned in the same horizontal plane, and the shaft core of the discharge port 281 is parallel to the length direction of the straight groove 232 formed at the bottom of the.

Further, the clamping seat 500 comprises a cross support 510 and an annular body 520, wherein flanges are arranged at four ends of the cross support 510 towards one side of the cross support, the ends of the flanges are fixedly connected with the annular body 520, and the axis of the annular body 520 is perpendicular to the plane of the cross support 510; the two clamping heads 540 are arranged symmetrically in the annular body 520, each clamping head 540 is composed of a semicircular plate 541 and a guide pillar 542, the guide pillar 542 is fixed on the outer side of the semicircular plate 541, a through hole is formed in the annular body 520 of the clamping seat 500 for the guide pillar 542 to pass through, and when the guide pillar 542 moves along the through hole of the annular body 520, the two clamping heads 540 clamp or loosen the tempering barrel; one of the guide columns 542 of the chucks 540 is provided with a stop at the outer side of the annular body 520, a third compression spring 550 is sleeved on a column body of the guide column 542 between the annular body 520 and the semicircular plate 541, and the two chucks 540 move inwards and clamp the tempering barrel under the elastic action of the third compression spring 550.

Further, a driving ring 560 is sleeved on the annular body 520, the inner diameter of the driving ring 560 is matched with the outer diameter of the annular body 520, the driving ring 560 can rotate around the axial core of the annular body 520, a groove 561 for avoiding the guide post 542 of the chuck 540 is arranged on the driving ring 560, a protrusion 562 and a fifth gear 563 are arranged on the outer annular surface of the driving ring 560, the cross section of the protrusion 562 along the direction perpendicular to the axial core of the driving ring 560 is wedge-shaped, when the driving ring 560 rotates, the protrusion 562 presses the stop of the guide post 542 of the chuck 540 and drives the chuck 540 to move outwards to release the tempering barrel, and a third motor 570 is fixedly arranged on the clamping seat 500 to drive the driving ring 560 to rotate through the fifth gear; the third motor 570, the third pressure spring 550, and the drive ring 560 collectively constitute a fifth drive unit.

Further, the receiving device includes a first U-shaped seat 600, a second U-shaped seat 700, and a third U-shaped seat 800; the first U-shaped seat 600 comprises a first U-shaped body 610, the section of the first U-shaped body 610 in the vertical plane is U-shaped, a second convex column 511 is arranged on a flange of the cross bracket 510 of the clamping seat 500, the second convex column 511 is inserted into through holes formed in two sides of the first U-shaped body 610, and the clamping seat 500 rotates by taking the second convex column 511 as a rotating shaft to enable the tempering barrel to be in a horizontal posture or a vertical posture; a fan-shaped plate 530 is fixed on the outer side of one of the second convex columns 511, the fan-shaped plate 530 is perpendicular to the axis of the second convex column 511, a gear is arranged on the periphery of the fan-shaped plate 530, and a fourth motor 630 is fixedly arranged on the first U-shaped body 610 and used for driving the fan-shaped plate 530 to rotate around the axis of the second convex column 511 and driving the clamping seat 500 to rotate; the fourth motor 630, the sector plate 530 and the second boss 511 together form a sixth driving unit; the second U-shaped seat 700 comprises a second U-shaped body 710, the section of the second U-shaped body 710 in the vertical plane is U-shaped, a partition plate 720 is arranged between the second U-shaped bodies 710, the partition plate 720 is parallel to the side surface of the second U-shaped body 710, a fifth motor 730 and a first lead screw 740 are respectively installed on two sides of the partition plate 720, and the first lead screw 740 is perpendicular to the partition plate 720; the first U-shaped body 610 is positioned above the first lead screw 740, the second straight rod 620 is arranged on two sides of the first U-shaped body 610, the fan-shaped plate 530 is provided with a second arc-shaped hole 531 for avoiding the second straight rod 620, and the second straight rod 620 passes through holes formed in the second U-shaped seat 700 and the partition plate 720; the first screw 740 is provided with a first sliding block 750, and when the fifth motor 730 drives the first screw 740 to rotate, the first sliding block 750 drives the first U-shaped body 610 to move left and right; the fifth motor 730, the first lead screw 740 and the first slider 750 together form a seventh driving unit; the third U-shaped seat 800 comprises a third U-shaped body 810, the section of the third U-shaped body 810 in a vertical plane is U-shaped, the second U-shaped body 710 is located in the third U-shaped body 810 and can slide up and down, waist-shaped holes are formed in two side plates of the third U-shaped body 810 and used for avoiding the second straight rod 620, a sixth motor 820, a second screw rod 830, a second slider 840 and a hinge rod 850 are arranged at the lower part of the third U-shaped body 810, the second screw rod 830 is fixed between the two side plates of the third U-shaped body 810 and parallel to the second straight rod 620, the sixth motor 820 is fixed on one side plate of the third U-shaped body 810, one end of the hinge rod 850 is hinged to the second slider 840, the other end of the hinge rod is hinged to the bottom of the second U-shaped body 710, and the second slider 840 is driven by the hinge rod 850 to move up and down by the second U-shaped body 710 when the sixth motor 820 drives; the sixth motor 820, the second lead screw 830, the second slider 840, and the hinge lever 850 together constitute an eighth driving unit.

Furthermore, first protruding strips 711 are arranged on the outer plate surfaces of the two side plates of the second U-shaped body 710, and the first protruding strips 711 are arranged along the vertical direction; the inner plate surfaces of two side plates of the third U-shaped body 810 are provided with second convex strips 811, the second convex strips 811 are arranged in parallel and clamp the first convex strips 711 in the middle, and the first convex strips 711 and the second convex strips 811 are matched to realize that the second U-shaped body 710 can only move up and down along the third U-shaped body 810; the eighth driving unit is provided with two sets, two sixth motors 820 are respectively arranged on two side plates of the third U-shaped body 810, the shaft cores of the two second lead screws 830 are positioned in the same horizontal plane and arranged in parallel, and the two hinge rods 850 are arranged in a crossed manner.

Claims

1. A shaping device for heat treatment of a piston ring, characterized in that: the piston ring shaping machine comprises a rotating unit (100), a first driving unit, a second driving unit and a third driving unit, wherein the rotating unit (100) comprises a shell (110), a rotary drum (120) and a first pushing piece (130), the rotary drum (120) is located in the shell (110) and can rotate relative to the shell (110), the first driving unit is used for driving the rotating unit (100) to be in a vertical posture to receive a stack of piston rings to be shaped or be in a horizontal posture, the second driving unit is used for driving the rotary drum (120) in the rotating unit (100) to rotate under the horizontal posture to enable the stack of piston rings to be aligned, and the third driving unit is used for driving the first pushing piece (130) to move to enable the aligned stack of piston rings to exit from the rotary drum (120).

2. The truing device for heat treatment of piston rings as claimed in claim 1, wherein: the shell (110) is in a barrel shape, and one side of the barrel bottom is provided with a through hole; the rotating drum (120) is integrally in a barrel shape, the outer contour of the rotating drum is circular, the outer diameter of the rotating drum is matched with the inner diameter of the shell (110), the inner contour of the rotating drum is in a petal shape, the curvature radius of each petal is equal to that of a piston ring, one side of the barrel bottom of the rotating drum (120) is provided with a convex column which extends out of a through hole in the barrel bottom of the shell (110), and the convex column is hollow; the first pushing part (130) comprises a pushing plate (131) and a first straight rod (132), the pushing plate (131) is positioned in the rotary drum (120) and the outline of the pushing plate (131) is matched with the inner outline of the rotary drum (120), and the first straight rod (132) is fixed on the plate surface of one side of the pushing plate (131) facing the bottom of the rotary drum (120) and penetrates through the convex column; the second driving unit drives the rotary drum (120) to rotate through the convex column, and the third driving unit drives the first pushing piece (130) to act through the first straight rod (132).

3. The truing device for heat treatment of piston rings as claimed in claim 2, wherein: including base (200), revolving frame (300), support (400) and fourth drive unit, base (200) are used for supporting revolving frame (300), revolving frame (300) wholly is circular frame form and can rotate around its axle center, revolving unit (100) are fixed on revolving frame (300) through support (400), revolving unit (100) set up a plurality ofly along circumference even interval, fourth drive unit is used for driving support (400) for revolving frame (300) rotation.

4. A shaping device for heat treatment of piston rings as defined in claim 3, characterized in that: the base (200) comprises a disc (210), a first upright post (220) and an upper tray (230), wherein the upper tray (230) is fixed on the disc (210) through the first upright post (220) and is coaxially arranged; the rotating frame (300) comprises an upper circular plate (310), a second upright post (320) and a lower circular ring (330), wherein the upper circular plate (310) and the lower circular ring (330) are coaxially arranged and fixedly connected into a frame shape through the second upright post (320), and a plurality of second upright posts (320) are uniformly arranged along the circumferential direction; go up tray (230) whole and be cask form and its bung hole one side upwards arranges, go up tray (230) and be used for the support to go up plectane (310) and both coaxial core arrange, be provided with first motor (240) in the tray and be used for driving to go up plectane (310) and rotate, be provided with annular groove (211) on disc (210) of base (200) and be used for holding lower ring (330) of rotating frame (300).

5. The truing device for heat treatment of piston rings as claimed in claim 4, wherein: the support (400) comprises a vertical plate (410), an upper rotating shaft (420) and a lower rotating shaft (430), the vertical plate (410) is a square plate, the surface of the vertical plate is located in a vertical plane, a shell (110) of the rotating unit (100) is hinged to the vertical plate (410), a hinged shaft is parallel to a short side of the vertical plate (410) located in a horizontal plane, a barrel opening of the rotating drum (120) abuts against the vertical plate (410) when the rotating unit (100) is in a horizontal posture, a through hole is formed in the vertical plate (410) for the neat piston ring to exit, the upper rotating shaft (420) and the lower rotating shaft (430) are respectively arranged above and below the vertical plate (410), the upper rotating shaft (420) and the lower rotating shaft (430) are coaxially arranged, and the shaft cores of the upper rotating shaft (420) and; counter bores are formed in two opposite side faces of an upper circular plate (310) and a lower circular ring (330) of the rotating frame (300), an upper rotating shaft (420) and a lower rotating shaft (430) of each support (400) are respectively located in the counter bores of the upper circular plate (310) and the counter bores of the lower circular ring (330), the number of the supports (400) is equal to that of the second upright columns (320), and the supports (400) and the second upright columns (320) are uniformly arranged at intervals in the circumferential direction.

6. The truing device for heat treatment of a piston ring as set forth in claim 5, wherein: the two sides of a vertical plate (410) of the support (400) are respectively provided with a fan-shaped side plate (440), the two fan-shaped side plates (440) are parallel to each other and perpendicular to the short side of the vertical plate (410), a first arc-shaped hole (441) is formed in each fan-shaped side plate (440), two coaxial first convex columns (111) are arranged on two sides of a shell (110) of the rotating unit (100), and the first convex columns (111) move along the length direction of the first arc-shaped holes (441) when the rotating unit (100) rotates around the support (400); when the first driving unit drives the first convex column (111) to move to the upper end and the lower end of the first arc-shaped hole (441), the rotating unit (100) is in a horizontal posture and a vertical posture respectively.

7. The truing device for heat treatment of piston rings as claimed in claim 6, wherein: the bracket (400) comprises a second pushing part (450), and the second pushing part (450) comprises a square body (451), an upper straight rod (452), a lower straight rod (453), a second pressure spring (454), a push rod (455) and a strip-shaped plate (456); the square body (451) and the fan-shaped side plates (440) are respectively arranged on two sides of the vertical plate (410), an upper straight rod (452) and a lower straight rod (453) which are arranged on two sides of the square body (451) respectively penetrate through holes in an upper boss (411) and a lower boss (412) which are arranged on two sides of the vertical plate (410) to enable the square body (451) to slide up and down along the surface of the vertical plate (410), a second pressure spring (454) is sleeved on the rod body of the upper straight rod (452) between the square body (451) and the upper boss (411), strip-shaped plates (456) which are arranged on two sides of the square body (451) respectively cling to the outer sides of the fan-shaped side plates (440), and waist-shaped holes are formed in the strip-shaped plates (456) to enable the first convex columns (; a through hole is formed in the square body (451), and the through hole formed in the square body (451) is matched with the through hole in the vertical plate (410) when the rotating unit (100) is in a horizontal posture; the push rod (455) is arranged at the lower end of the square body (451), a first C-shaped boss (260) is arranged on the disc (210) of the base (200), the upper part of an opening of the first C-shaped boss (260) is in a wedge shape, and the lower end of the push rod (455) moves up and down under the extrusion of the first C-shaped boss (260) when the first motor (240) rotates; the first motor (240), the second pushing piece (450), the first C-shaped boss (260) and the first convex column (111) jointly form a first driving unit.

8. The truing device for heat treatment of a piston ring as set forth in claim 7, wherein: a first gear (121) is arranged on a column body, which is arranged on the outer side of the barrel bottom of the shell (110), on a convex column arranged on one side of the barrel bottom of the rotary barrel (120), a second gear (231) which is annularly arranged is arranged on the bottom surface of an upper tray (230) of the base (200), the first gear (121) and the second gear (231) are meshed under a horizontal posture of the rotary unit (100), and the rotary barrel (120) can rotate under the driving of the first gear (121) when the first motor (240) drives the rotary frame (300) to rotate under the horizontal posture; the first motor (240), the first gear (121), and the second gear (231) constitute a second drive unit.

9. The truing device for heat treatment of a piston ring as set forth in claim 8, wherein: the first pushing piece (130) further comprises a first pressure spring (133), one end of the first pressure spring (133) abuts against a step arranged at the outer end of the first straight rod (132), the other end of the first pressure spring (133) abuts against a convex column of the rotary drum (120), and the elastic acting force of the first pressure spring (133) enables the push plate (131) to abut against one side of the bottom of the rotary drum (120); a straight groove (232) is formed in the bottom of the upper tray (230), the straight groove (232) is formed in the radial direction of the upper tray (230), a second motor (250), a screw rod and a sliding block are arranged at the position, located at the straight groove (232), of the bottom of the upper tray (230), and when the second motor (250) drives the screw rod to rotate, the sliding block moves along the length direction of the straight groove (232) and extrudes a first straight rod (132) of a first pushing piece (130) to act; the second motor (250), the screw rod, the sliding block and the first pressure spring (133) jointly form a third driving unit.

10. The truing device for heat treatment of a piston ring as set forth in claim 9, wherein: a second C-shaped boss (270) and a C-shaped baffle (280) are arranged on a disc (210) of the base (200), a boss (431) is arranged on a lower rotating shaft (430) of the bracket (400), the boss (431) is provided with an arc-shaped surface, the curvature radius of the arc-shaped surface of the boss (431) is equal to that of the second C-shaped boss (270), and when the boss (431) abuts against the second C-shaped boss (270), the corner of the bracket (400) is fixed and the first straight rod (132) points to the center of the base (200); a first flanging (233) extends outwards from the opening of an upper tray (230) of the base (200), the first flanging (233) is positioned in a horizontal plane, the outline of the outer periphery of the first flanging (233) is circular, a third gear (234) is arranged at the edge of the first flanging (233) and positioned at the opening position of the second C-shaped boss (270), a fourth gear (421) is arranged on an upper rotating shaft (420) of the bracket (400), and the third gear (234) is meshed with the fourth gear (421) and has the same number of teeth; the first motor (240), the third gear (234) and the fourth gear (421) constitute a fourth drive unit; one side of a square body (451) of the second pushing piece (450), which is far away from the vertical plate (410), is an arc-shaped surface, the arc-shaped surface of the square body (451) is equal to the curvature radius of the C-shaped baffle (280), when the rotating unit (100) is in a horizontal posture, the C-shaped baffle (280) is blocked outside the square body (451) of the second pushing piece (450), a discharge hole (281) is arranged on the C-shaped baffle (280), when the rotating unit (100) is in a horizontal posture, an axial core of a through hole arranged on the square body (451) and an axial core of the discharge hole (281) are positioned in the same horizontal plane, and an axial core of the discharge hole (281) is parallel to the length direction of a straight groove (232) arranged at the bottom of the upper tray (230).