CN212398756U

CN212398756U - Multi-machine type piston ring assembling device

Info

Publication number: CN212398756U
Application number: CN202021251248.2U
Authority: CN
Inventors: 朱岩; 刘广武; 梁业; 李旭旺
Original assignee: Guangxi Yuchai Machinery Co Ltd
Current assignee: Guangxi Yuchai Machinery Co Ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-01-26
Anticipated expiration: 2030-06-30

Abstract

The utility model discloses a multimachine type piston ring assembly quality, including braced frame, the last carousel that can rotate that is equipped with of braced frame, be equipped with a plurality of supports of evenly arranging on the carousel, be equipped with anchor clamps on the support, be equipped with the piston positioning groove on the anchor clamps, be equipped with the piston positioning groove on the piston positioning groove, lie in on the anchor clamps the bottom of piston positioning groove is equipped with logical groove, it is equipped with the piston ring expanding mechanism that can suit with piston ring open-ended both sides to lead to groove department, the inner end of piston positioning groove is equipped with the locating plate. The utility model relates to a multi-machine type piston ring assembly device, belonging to the technical field of engine assembly, which can switch different clamps to carry out piston ring installation on pistons of different types by rotating a turntable; and the gas ring, the oil scraper ring and the oil ring in the piston ring can be simultaneously installed, the installation speed is high, and the production efficiency is greatly improved.

Description

Multi-machine type piston ring assembling device

Technical Field

The utility model relates to an engine assembly technique, more specifically say, it relates to a multimachine type piston ring assembly quality.

Background

Before a piston of an engine cylinder is installed on the cylinder, a piston ring needs to be sleeved on the piston, in the prior art, usually, two sides of the piston ring are pulled away from a fracture of the piston ring to two sides by using a tool manually, and then the piston ring is clamped into a piston ring groove on the piston, so that the operation is troublesome, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to some not enough of the above-mentioned of prior art, the utility model aims at providing a multimachine type piston ring assembly quality that work efficiency is high, can adapt to the piston ring assembly of different models.

In order to realize the above-mentioned purpose, the utility model provides a multimachine type piston ring assembly quality, including braced frame, the last carousel that can rotate that is equipped with of braced frame, be equipped with a plurality of supports of evenly arranging on the carousel, be equipped with anchor clamps on the support, be equipped with the piston positioning groove on the anchor clamps, be equipped with the piston positioning groove on the piston positioning groove, lie in on the anchor clamps the bottom of piston positioning groove is equipped with logical groove, it is equipped with the piston ring expanding mechanism that can suit with piston ring open-ended both sides to lead to groove department, the inner end of piston positioning groove is equipped with the locating plate.

Further, piston ring expansion mechanism includes two bloated pieces that are equipped with in leading to the groove, the both sides that lie in leading to the groove on the outer wall of anchor clamps are equipped with annular guide way, the outside of bloated piece be equipped with the ring expansion ring of annular guide way looks adaptation, two the below of ring expansion ring is equipped with unsteady pusher head, the overhead swing joint that is equipped with of unsteady pusher is equipped with two respectively with two expand ring swing joint's hinge rod, the bottom of carousel be equipped with the cylinder mechanism that unsteady pusher head is connected.

Furthermore, the outer wall of the clamp is of a cylindrical surface structure, the cross sections of the piston positioning groove and the piston ring positioning groove are semicircular, and the circle centers of the annular guide groove, the piston positioning groove and the piston ring positioning groove are overlapped.

Furthermore, the annular guide groove is provided with a limiting block which is matched with the outer side surface of the expansion ring.

Furthermore, the support comprises four support columns arranged on two sides of the clamp.

As a further improvement, the supporting frame is provided with a material plate arranged above the turntable, and one side of the material plate is provided with an assembly station notch capable of adapting to one of the clamps.

Furthermore, the supporting frame is provided with a supporting plate arranged below the rotary table, the bottom end of the rotary table is provided with a plurality of pulleys distributed in the circumferential direction, and the supporting plate is provided with a limiting groove matched with the pulleys.

Furthermore, a pedal type pneumatic control valve is arranged below the supporting frame, and an air pipe connected with the pedal type pneumatic control valve is arranged on the air cylinder mechanism.

Advantageous effects

Compared with the prior art, the utility model discloses a multimachine type piston ring assembly quality's beneficial effect as follows:

1) the multi-machine type piston ring assembling device has reasonable structural design and high working efficiency, and can be suitable for assembling piston rings of different models;

2) the multi-machine type piston ring assembling device can switch different clamps to install piston rings on pistons of different types by rotating the rotary table; and the gas ring, the oil scraper ring and the oil ring in the piston ring can be simultaneously installed, the installation speed is high, and the production efficiency is greatly improved.

Drawings

Fig. 1 is a schematic structural view of a multi-type piston ring assembling device of the present invention;

FIG. 2 is an enlarged schematic view of the structure of the clamp and the turntable of the present invention;

FIG. 3 is an enlarged front view of the expanding mechanism for piston ring and clamp of the present invention;

FIG. 4 is an enlarged top view of the expanding mechanism for piston ring and clamp of the present invention;

fig. 5 is an enlarged bottom view of the expanding mechanism for the middle clamp and the piston ring of the present invention;

FIG. 6 is an enlarged schematic view of the piston ring expanding mechanism of the present invention;

fig. 7 is an enlarged schematic view of the structure of the middle clamp of the present invention.

In the figure: 1. a support frame; 2. a turntable; 3. a support; 4. a clamp; 5. a piston positioning groove; 6. a piston ring positioning groove; 7. a through groove; 8. a piston ring expansion mechanism; 9. positioning a plate; 10. expanding the sheet; 11. an annular guide groove; 12. expanding the ring; 13. a floating push head; 14. a hinged lever; 15. a cylinder mechanism; 16. a limiting block; 17. a material plate; 18. assembling a position gap; 19. a support plate; 20. a pulley; 21. a limiting groove; 22. A pedal type pneumatic control valve; 23. an air tube; 24. a hinged seat.

Detailed Description

The present invention will be further described with reference to the following examples, which are not intended to limit the scope of the present invention, but are intended to be covered by the appended claims in any way.

The specific embodiment of the present invention is such: referring to fig. 1-7, a multimachine type piston ring assembly quality, including braced frame 1, braced frame 1 is last to be equipped with carousel 2 that can rotate, be equipped with a plurality of supports 3 of evenly arranging on carousel 2, be equipped with anchor clamps 4 on the support 3, be equipped with piston positioning groove 5 on anchor clamps 4, be equipped with piston positioning groove 6 on the piston positioning groove 5, piston positioning groove 6 can be corresponding with the piston ring mounting groove on the piston, the bottom that lies in piston positioning groove 6 on anchor clamps 4 is equipped with logical groove 7, it is equipped with the piston ring expanding mechanism 8 that can adapt to with piston ring open-ended both sides to lead to groove 7 department, the inner end of piston positioning groove 5.

In the multi-machine type piston ring assembling device, a plurality of clamps 4 on the turntable 2 correspond to cylinder pistons with different models, and the diameter sizes of the piston positioning grooves 5 on the clamps 4 are different.

Through placing the piston ring on piston ring positioning groove 6, the fracture of piston ring corresponds logical groove 7 and arranges, then expand the fracture of mechanism 8 with the piston ring through the piston ring and expand, elastic deformation takes place for the piston ring, place the piston on the piston positioning groove 5 of anchor clamps 4 again, push the piston to locating plate 9 and make the piston insert in the piston ring, the piston ring is corresponding with the piston ring mounting groove on the piston this moment, then, piston ring expansion mechanism 8 contracts the piston ring, the piston ring is gone into in the piston ring mounting groove of piston in automatic card under the elastic action, thereby accomplish the quick installation of piston ring, high efficiency, the installation is accurate.

Different clamps 4 can be switched to install piston rings on pistons of different types by rotating the turntable 2; and the gas ring, the oil scraper ring and the oil ring in the piston ring can be simultaneously installed, the installation speed is high, and the production efficiency is greatly improved.

The clamp 4 is of a semi-cylindrical structure, and the positioning plate 9 can abut against the end face of the piston.

In this embodiment, piston ring opening mechanism 8 includes two gliding bloated pieces 10 of both sides mutually that are equipped with in leading to groove 7, the fracture of piston ring bottom can be inserted to two bloated pieces 10, the both sides that lie in leading to groove 7 on anchor clamps 4's the outer wall are equipped with annular guide way 11, the outside of bloated piece 10 is equipped with the bloated ring 12 with 11 looks adaptations of annular guide way, the below of two bloated rings 12 is equipped with unsteady pushing head 13, unsteady pushing head 13 go up swing joint be equipped with two respectively with two bloated 12 swing joint's of ring hinge rod 14, the bottom of carousel 2 is equipped with and floats the cylinder mechanism 15 of being connected of pushing head 13. The bottom of the expansion ring 12 is provided with a hinge seat 24. The air cylinder mechanism 15 drives the floating pushing head 13 to move up and down, and the floating pushing head 13 drives the expansion ring 12 to do circular motion to two sides along the annular guide groove 11 through the hinge rod 14 and the hinge seat 24; when the two expansion rings 12 slide outwards, the two expansion pieces 10 are driven to do circular motion outwards under the guiding action of the through groove 7, the two expansion pieces 10 push the two ends of the piston ring outwards at the fracture of the piston ring, and the two expansion pieces 10 expand the fracture of the piston ring to expand the piston ring, so that the piston ring can be conveniently inserted into the piston ring; when two bloated rings 12 slide to the inboard, drive two bloated pieces 10 and do circular motion to the inboard under the guide effect that leads to groove 7, two bloated pieces 10 stop to exert thrust to the structure at the fracture both ends of piston ring, make the piston ring automatic contraction under the effect of elasticity, the piston ring card is gone into in the piston ring mounting groove of piston.

Two ends of the hinge rod 14 are respectively hinged with the floating push head 13 and a hinge seat 24 at the bottom of the expansion ring 12.

In this embodiment, the outer wall of the fixture 4 is a cylindrical surface, the cross sections of the piston positioning groove 5 and the piston ring positioning groove 6 are semicircular, and the centers of circles of the annular guide groove 11, the piston positioning groove 5 and the piston ring positioning groove 6 coincide.

In this embodiment, the annular guide groove 11 is provided with a stopper 16 adapted to the outer side surface of the expansion ring 12 to prevent the expansion ring 12 from deviating from the annular guide groove 11 during sliding.

The support 3 comprises four support columns arranged on two sides of the clamp 4, and locking screws connected with the clamp 4 are arranged on the support columns.

In this embodiment, the supporting frame 1 is provided with a material plate 17 disposed above the turntable 2, and one side of the material plate 17 is provided with an assembly station notch 18 capable of adapting to one of the clamps 4. The material plate 17 is used for containing the piston ring, so that the piston ring can be conveniently taken; according to the requirements of pistons of different models, the rotating disc 2 is rotated, the clamp 4 of a proper model is selected, and the clamp 4 is moved to the gap 18 of the assembling station.

In this embodiment, the supporting frame 1 is provided with a supporting plate 19 disposed below the turntable 2, the bottom end of the turntable 2 is provided with a plurality of pulleys 20 distributed circumferentially, and the supporting plate 19 is provided with a limiting groove 21 adapted to the pulleys 20. The supporting plate 19 is of a hollow structure, a circular through hole is formed in the supporting plate 19, and the limiting groove 21 is in a circular ring shape. The limiting groove 21 guides the pulley 20 to ensure that the turntable 2 rotates stably.

In this embodiment, a foot-operated pneumatic control valve 22 is arranged below the supporting frame 1, an air pipe 23 connected with the foot-operated pneumatic control valve 22 is arranged on the air cylinder mechanism 15, a quick-connection joint is arranged between the air pipe 23 and the foot-operated pneumatic control valve 22, so that each air pipe 23 can be quickly connected with the foot-operated pneumatic control valve 22, the rotary table 2 is rotated, each air cylinder mechanism 15 at the bottom end of the rotary table 2 rotates similarly, after a suitable fixture 4 rotates to an assembly station notch 18, the corresponding air cylinder mechanism 15 is connected with the foot-operated pneumatic control valve 22 through the air pipe 23, and a push rod of the air cylinder mechanism 15 is controlled by the foot-.

The above is only a preferred embodiment of the present invention, and it should be noted that for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which will not affect the utility of the invention and the utility of the patent.

Claims

1. The utility model provides a multimachine type piston ring assembly quality, includes braced frame (1), its characterized in that, be equipped with on braced frame (1) can be rotatory carousel (2), be equipped with a plurality of supports (3) of evenly arranging on carousel (2), be equipped with anchor clamps (4) on support (3), be equipped with piston positioning groove (5) on anchor clamps (4), be equipped with piston ring positioning groove (6) on piston positioning groove (5), be equipped with logical groove (7) on anchor clamps (4), it is equipped with piston ring expanding mechanism (8) to lead to groove (7) department, the inner end of piston positioning groove (5) is equipped with locating plate (9).

2. The multi-machine type piston ring assembling device according to claim 1, wherein the piston ring expansion mechanism (8) comprises two expansion pieces (10) arranged in the through groove (7), annular guide grooves (11) are arranged on the outer wall of the clamp (4) and positioned on two sides of the through groove (7), expansion rings (12) matched with the annular guide grooves (11) are arranged on the outer sides of the expansion pieces (10), a floating push head (13) is arranged below the two expansion rings (12), two hinge rods (14) movably connected with the two expansion rings (12) are movably connected on the floating push head (13), and a cylinder mechanism (15) connected with the floating push head (13) is arranged at the bottom end of the rotary table (2).

3. A multi-type piston ring assembling device according to claim 2, wherein the outer wall of said jig (4) is a cylindrical surface, the cross-sections of said piston positioning groove (5) and said piston ring positioning groove (6) are semicircular, and the centers of said circular guide groove (11), said piston positioning groove (5) and said piston ring positioning groove (6) coincide.

4. A multi-type piston ring assembling device according to claim 2 or 3, wherein said annular guide groove (11) is provided with a stopper (16) adapted to an outer side surface of said expansion ring (12).

5. A multi-type piston ring assembling apparatus as set forth in claim 4, wherein said seat (3) comprises four support columns provided on both sides of said jig (4).

6. A multi-type piston ring assembling device according to claim 4, characterized in that said supporting frame (1) is provided with a material plate (17) arranged above said turntable (2), one side of said material plate (17) being provided with an assembling station notch (18) adapted to one of said clamps (4).

7. A multi-type piston ring assembling device according to claim 6, wherein said supporting frame (1) is provided with a supporting plate (19) disposed below said rotary table (2), a plurality of circumferentially distributed pulleys (20) are provided at the bottom end of said rotary table (2), and said supporting plate (19) is provided with a limiting groove (21) adapted to said pulleys (20).

8. A multi-type piston ring assembling apparatus as claimed in claim 2, wherein a foot-operated pneumatic control valve (22) is provided below said supporting frame (1), and an air pipe (23) connected to said foot-operated pneumatic control valve (22) is provided on said cylinder mechanism (15).