CN111841954A

CN111841954A - Piston ring surface coating spraying equipment

Info

Publication number: CN111841954A
Application number: CN202010758621.1A
Authority: CN
Inventors: 万轶; 黄号; 王佳雯; 王永
Original assignee: Nanjing Xiaozhuang University
Current assignee: Nanjing Xiaozhuang University
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2020-10-30

Abstract

The invention relates to the technical field of piston ring processing, and discloses a piston ring surface coating spraying device which comprises a workbench, wherein a sliding groove is formed in the middle of the workbench, the front side and the rear side of the sliding groove are connected with the middle of a sliding block in a sliding mode, first bearing seats are arranged on the left side and the right side of the upper end of the sliding block, rotating wheels on the upper portions of the first bearing seats are connected with the left end and the right end of a rotating shaft, a supporting roller is arranged in the middle of the rotating shaft, an air cylinder is arranged on the right side of the lower surface of the workbench, a piston rod of the air cylinder is fixedly connected with the middle of a lifting plate, the left end of the lifting plate is fixedly connected with the lower end of a guide rod, a. The invention is suitable for spraying equipment for the surface coating of the piston ring, the lower part of the piston ring is clamped by arranging a supporting roller and a pressing roller, and the upper part of the device is provided with a first spray head and a second spray head for spraying the piston ring.

Description

Piston ring surface coating spraying equipment

Technical Field

The invention relates to the technical field of piston ring processing, in particular to piston ring surface coating spraying equipment.

Background

The piston ring is used for imbedding the inside becket of piston slot, and the piston ring divide into two kinds: a compression ring and an oil ring. The compression ring can be used for sealing the combustible mixed gas in the combustion chamber; the oil ring is used to scrape off the excessive oil on the cylinder. The piston ring is a metal elastic ring having a large outward expansion deformation, which is fitted into a ring groove having a cross section corresponding thereto. The reciprocating and rotating piston rings form a seal between the outer circumferential surface of the ring and the cylinder and one side of the ring and the ring groove by means of a pressure difference of gas or liquid. After the piston ring is machined, a coating is sprayed on the surface to improve the wear resistance or corrosion resistance of the surface.

Chinese patent (publication No. CN 207981502U) discloses an automatic reciprocating spraying machine, which comprises a frame, a bottom plate, a conveyor belt, a speed reduction motor, a rotating motor, an air blower and a fixing device, wherein a horizontal bottom plate is installed on the frame, the bottom plate is welded to the frame, the air blower is installed on the left side of the upper end surface of the bottom plate, the speed reduction motor is installed on the right side of the upper end surface of the bottom plate, a fixing rod and a toothless screw rod are arranged at the top end of the frame, the fixing rod is arranged in parallel with the toothless screw rod, the two ends of the fixing rod are fixedly inserted into the two side surfaces of the frame, a fixing block is slidably sleeved on the fixing rod, the toothless screw rod is rotatably inserted into the frame, a toothless. This automatic spraying machine that reciprocates can clean the product that needs to spray at the spraying in-process and blow the dirt and handle, has solved the influence of dust to the spraying quality, has saved the time of cleaning alone simultaneously, has improved the quality and the efficiency of spraying, but the device can not be fine with the spraying processing with annular machined part, does not set up relevant fixing device, consequently need improve the device.

Disclosure of Invention

The invention provides a piston ring surface coating spraying device, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a piston ring surface coating spraying device comprises a workbench, wherein a sliding groove is formed in the middle of the workbench, the front side and the rear side of the sliding groove are connected with the middle of a sliding block in a sliding mode, first bearing seats are arranged on the left side and the right side of the upper end of the sliding block, upper rotating wheels of the first bearing seats are connected with the left end and the right end of a rotating shaft, a supporting roller is arranged in the middle of the rotating shaft, an air cylinder is arranged on the right side of the lower surface of the workbench, a piston rod of the air cylinder is fixedly connected with the middle of a lifting plate, the left end of the lifting plate is fixedly connected with the lower end of a guide rod, a rotating seat is arranged on the upper end of the guide rod, the left side of the rotating seat is rotatably connected with a pressing roller, the right end of the lifting plate is fixedly connected with the lower end of a guide column, the, the upper end of the second stud is fixedly connected with the lower surface of the lifting platform, and a first spray head is arranged at the left end of the lifting platform.

As a preferable technical scheme of the invention, a driving motor is arranged at the lower part of the front side sliding block, an output shaft of the driving motor is fixedly connected with a first belt wheel, the first belt wheel is connected with a second belt wheel through a belt, and the second belt wheel is fixedly connected with the left end of the front side rotating shaft.

As a preferred technical scheme of the invention, the left side of the sliding groove is provided with a yielding groove, and the middle part of the yielding groove penetrates through the middle part of the belt.

As a preferred technical scheme of the invention, the front side and the rear side of the lower surface of the workbench are provided with second bearing seats, the middle parts of the second bearing seats are rotatably connected with the front end and the rear end of a screw rod, the front side and the rear side of the screw rod are provided with threads with opposite rotation directions, and the front side and the rear side of the screw rod are in threaded connection with the lower part of a sliding block.

As a preferable technical scheme of the invention, the left side and the right side of the lower surface of the workbench are provided with supporting legs.

As a preferred technical scheme of the invention, the front end and the rear end of the fixed seat are slidably connected with the middle part of the sliding rod, the lower part of the sliding rod is provided with a limit block, and the upper end of the sliding rod is fixedly connected with the right end of the lifting platform.

As a preferable technical scheme of the invention, the left side of the lifting platform is provided with fixing plates, the two fixing plates are positioned at the left end and the right end of the first spray head, the lower part of the fixing plates is provided with a second spray head, the output end of the second spray head faces the first spray head, and the input ends of the first spray head and the second spray head are connected with the interface of the four-way connector through water pipes.

The invention has the following advantages:

the device can be used for fixing annular workpieces, and can be used for processing piston rings with different sizes due to the arrangement of a plurality of adjustable parts, and the whole surface of the piston ring can be sprayed after one-time clamping is finished, so that the working efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a piston ring surface coating spraying device.

Fig. 2 is a partially enlarged schematic view of a in fig. 1.

Fig. 3 is a front view of a piston ring surface coating spray apparatus.

FIG. 4 is a schematic view of the structure of the bottom of the working table in the piston ring surface coating spraying device.

Fig. 5 is a schematic structural diagram of a fixing seat in a piston ring surface coating spraying device.

Fig. 6 is a schematic structural diagram of a lifting table in the piston ring surface coating spraying device.

Fig. 7 is a perspective view of a piston ring after placement of an upper piston ring in a piston ring surface coating spray apparatus.

In the figure: 1. supporting legs; 2. a work table; 3. a lifting plate; 4. a guide post; 5. a cylinder; 6. a guide bar; 7. a rotating seat; 8. a compression roller; 9. a chute; 10. a slider; 11. a first bearing housing; 12. a support roller; 13. a rotating shaft; 14. a belt; 15. a yielding groove; 16. a first pulley; 17. a second pulley; 18. a drive motor; 19. a fixed seat; 20. a slide bar; 21. a lifting platform; 22. a limiting block; 23. a second bearing housing; 24. a screw rod; 25. a first stud; 26. a nut; 27. a second stud; 28. a fixing plate; 29. a first nozzle; 30. a second nozzle; 31. a four-way joint.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-7, a piston ring surface coating spraying apparatus includes a worktable 2, supporting legs 1 are disposed on left and right sides of a lower surface of the worktable 2, a sliding groove 9 is disposed in a middle portion of the worktable 2, front and rear sides of the sliding groove 9 are slidably connected to a middle portion of a slider 10, second bearing seats 23 are disposed on front and rear sides of the lower surface of the worktable 2, the middle portion of each second bearing seat 23 is rotatably connected to front and rear ends of a screw rod 24, threads with opposite rotation directions are disposed on front and rear sides of the screw rod 24, the front and rear sides of the screw rod 24 are threadedly connected to lower portions of the slider 10, first bearing seats 11 are disposed on left and right sides of an upper end of the slider 10, upper rotating wheels of the first bearing seats 11 are connected to left and right ends of a rotating shaft 13, a supporting roller 12 is disposed in a middle portion of the rotating shaft 13, first band pulley 16 passes through belt 14 and connects second band pulley 17, second band pulley 17 fixed connection front side the left end of pivot 13, the left side of spout 9 is equipped with the groove of stepping down 15, the middle part of the middle part through connection belt 14 of groove of stepping down 15, the lower surface right side of workstation 2 is equipped with cylinder 5, the middle part of the piston rod fixed connection lifter plate 3 of cylinder 5, the lower extreme of the left end fixed connection guide bar 6 of lifter plate 3, the upper end of guide bar 6 is equipped with rotates seat 7, rotates the left side rotation of seat 7 and connects compression roller 8.

The lower extreme of right-hand member fixed connection guide post 4 of lifter plate 3, the lower surface middle part of the upper end fixed connection fixing base 19 of guide post 4, the middle part of fixing base 19 is equipped with first double-screw bolt 25, the lower part of the upper portion threaded connection nut 26 of first double-screw bolt 25, the upper portion threaded connection second double-screw bolt 27 of nut 26, the lower surface of the upper end fixed connection elevating platform 21 of second double-screw bolt 27, the left end of elevating platform 21 is equipped with first shower nozzle 29, the middle part of both ends sliding connection slide bar 20 around the fixing base 19, and the lower part of slide bar 20 is equipped with stopper 22, the right-hand member of the upper end fixed connection elevating platform 21 of slide bar 20.

Example two

Referring to fig. 6, the other contents of the present embodiment are the same as those of the first embodiment, except that: the left side of the lifting platform 21 is provided with two fixing plates 28, the two fixing plates 28 are positioned at the left end and the right end of the first spray head 29, the lower part of the fixing plate 28 is provided with a second spray head 30, the output end of the second spray head 30 faces the first spray head 29, and the input ends of the first spray head 29 and the second spray head 30 are connected with the interface of the four-way connector 31 through water pipes. In order to facilitate the spraying processing of the piston rod and avoid the spraying dead angle, a first spray head 29 which is vertically downward and two second spray heads 30 which are obliquely upward are arranged on the left side of the fixed plate 28, and the three spray heads are used for spraying the upper part of the circular ring for 360 degrees, so that the spraying dead angle is avoided.

In the implementation process of the invention, firstly, the piston ring is taken up and vertically placed on the supporting rollers 12, the front and back orientation of the piston rod is kept, the bottom of the piston rod is tightly attached to the supporting rollers 12, the air cylinder 5 is started, the piston rod of the air cylinder 5 extends out to push the lifting plate 3 to move downwards, the lifting plate 3 drives the rotating seat 7 to move downwards through the guide rod 6, so that the press roller 8 is tightly pressed on the upper surface of the lower part of the piston ring, at the moment, the bottom of the piston rod is clamped by the two supporting rollers 12 and one press roller 8, the driving motor 18 is started, the driving motor 18 drives the supporting roller 12 on the front side to rotate through the transmission of the belt 14, so that the piston ring starts to rotate, the screw rod 24 can be rotated aiming at the piston rings with different diameters, and the screw threads with opposite rotating directions are arranged on the, thereby adjusting the distance between the two supporting rollers 12, so that the device can clamp piston rings with different sizes, at the moment, the lifting plate 3 also drives the fixing seat 19 to move downwards through the guiding column 4, so that the first spray head 29 and the second spray head 30 are arranged on the upper part of the piston ring, the upper part of the piston ring is arranged between the first spray head 29 and the second spray head 30, so that the piston ring is sprayed through the second spray head 30 and the first spray head 29, and because the device needs to treat the piston rings with different sizes, the nut 26 can be rotated, because the thread screwing directions of the first stud 25 and the second stud 27 are opposite, when the nut 26 rotates, the first stud 25 and the second stud 27 move close to each other or move away from each other, so that the adjustment of the height of the lifting platform 21 is realized, and the height of the first spray head 29 and the second spray head 30 changes, thereby carrying out spraying treatment on piston rings with different sizes; the invention is suitable for a piston ring surface coating spraying device, the lower part of a piston ring is clamped by arranging a supporting roller 12 and a pressing roller 8, and the upper part of the device is provided with a first spray head 29 and a second spray head 30 for spraying the piston ring.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a piston ring surface coating spraying equipment, includes workstation (2), and the middle part of workstation (2) is equipped with spout (9), the middle part of both sides sliding connection slider (10) around spout (9), its characterized in that, the upper end left and right sides of slider (10) is equipped with first bearing frame (11), and the upper portion of first bearing frame (11) is rotated the wheel and is connected the left and right sides both ends of pivot (13), the middle part of pivot (13) is equipped with backing roll (12), the lower surface right side of workstation (2) is equipped with cylinder (5), the middle part of piston rod fixed connection lifter plate (3) of cylinder (5), the lower extreme of the left end fixed connection guide bar (6) of lifter plate (3), the upper end of guide bar (6) is equipped with and rotates seat (7), rotates the left side rotation of seat (7) and connects compression roller (8), the lower extreme fixed connection guide post (4) of right-hand member of lifter plate (3), the lower surface middle part of upper end fixed connection fixing base (19) of guide post (4), the middle part of fixing base (19) is equipped with first double-screw bolt (25), the lower part of the upper portion threaded connection nut (26) of first double-screw bolt (25), the upper portion threaded connection second double-screw bolt (27) of nut (26), the lower surface of the upper end fixed connection elevating platform (21) of second double-screw bolt (27), the left end of elevating platform (21) is equipped with first shower nozzle (29).

2. Piston ring surface coating spraying equipment according to claim 1, characterized in that the lower part of the front side slide block (10) is provided with a driving motor (18), the output shaft of the driving motor (18) is fixedly connected with a first belt wheel (16), the first belt wheel (16) is connected with a second belt wheel (17) through a belt (14), and the second belt wheel (17) is fixedly connected with the left end of the front side rotating shaft (13).

3. Piston ring surface coating spraying equipment according to claim 2, characterized in that, the left side of the chute (9) is provided with a relief groove (15), and the middle part of the relief groove (15) penetrates through the middle part of the connecting belt (14).

4. The piston ring surface coating spraying equipment according to claim 1, characterized in that the front side and the rear side of the lower surface of the workbench (2) are provided with second bearing seats (23), the middle parts of the second bearing seats (23) are rotatably connected with the front end and the rear end of a screw rod (24), the front side and the rear side of the screw rod (24) are provided with threads with opposite turning directions, and the front side and the rear side of the screw rod (24) are in threaded connection with the lower part of the sliding block (10).

5. Piston ring surface coating spraying equipment according to claim 1, characterized in that the left and right sides of the lower surface of the working table (2) are provided with supporting legs (1).

6. The piston ring surface coating spraying equipment as claimed in claim 1, characterized in that the front end and the rear end of the fixed seat (19) are slidably connected with the middle part of a sliding rod (20), the lower part of the sliding rod (20) is provided with a limited block (22), and the upper end of the sliding rod (20) is fixedly connected with the right end of the lifting platform (21).

7. Piston ring surface coating spraying equipment according to claim 1, characterized in that fixing plates (28) are arranged on the left side of the lifting platform (21), two fixing plates (28) are arranged at the left end and the right end of the first spray head (29), a second spray head (30) is arranged at the lower part of the fixing plates (28), the output end of the second spray head (30) faces the first spray head (29), and the input ends of the first spray head (29) and the second spray head (30) are connected with the interface of the four-way joint (31) through water pipes.