CN218504146U

CN218504146U - Piston ring grinding device that practicality is strong

Info

Publication number: CN218504146U
Application number: CN202220679543.0U
Authority: CN
Inventors: 张丽华; 张国华; 朱云
Original assignee: Chongqing Nanjin Machinery Parts Co ltd
Current assignee: Chongqing Nanjin Machinery Parts Co ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2023-02-21
Anticipated expiration: 2032-03-25

Abstract

The utility model discloses a piston ring grinding device that practicality is strong, which comprises an outer shell, the welding of shell top has the roof, the centre at roof top is provided with a servo motor, a servo motor output is provided with first drive belt, first drive belt bottom is provided with electric telescopic rod axle, the welding of electric telescopic rod axle one end has the mounting panel, the mounting panel inner wall is provided with the lead screw. The utility model discloses a pinch-off blades and holding ring, rotatory lead screw makes the lead screw drive the inside and outside removal of movable plate, then the movable plate drives the pinch-off blades and removes, make the pinch-off blades can fix and polish the outer wall of piston ring, reset spring promotes the inside and outside removal of push rod simultaneously, then the holding ring that the push rod top set up and the inner wall laminating of piston ring to can polish the inner wall of piston ring, avoided taking off the piston ring and just can polish the inner wall or the outer wall of piston ring, improved the efficiency of polishing of piston ring.

Description

Piston ring grinding device that practicality is strong

Technical Field

The utility model relates to the field of machining, concretely relates to piston ring grinding device that practicality is strong.

Background

The piston ring is a metal ring embedded in a piston groove and is divided into two types: the compression ring can be used for sealing combustible mixed gas in the combustion chamber; the oil ring is used for scraping redundant oil on a cylinder, the piston ring is a metal elastic ring with large outward expansion deformation, the metal elastic ring is assembled in a ring groove with the section corresponding to the ring groove, the piston ring in reciprocating and rotating motions forms a seal between the outer circular surface of the ring and the cylinder and one side surface of the ring and the ring groove by means of the pressure difference of gas or liquid, wherein the inner wall and the outer wall of the piston ring need to be polished by a polishing device, and the surface of the inner wall and the outer wall of the piston ring is smooth.

But its when in-service use, the in-process that the piston ring was polished just can polish outside the inner wall of piston ring through two sets of grinding device, and is comparatively troublesome, and the in-process piston ring of polishing simultaneously can produce the heat, makes the piston ring warp.

Therefore, it is necessary to provide a piston ring polishing apparatus having a high practicability to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a piston ring grinding device that practicality is strong, through pinch-off blades and holding ring, rotatory lead screw, make the lead screw drive the inside and outside removal of movable plate, then the movable plate drives the pinch-off blades and removes, make the pinch-off blades can fix and polish the outer wall of piston ring, reset spring promotes the inside and outside removal of push rod simultaneously, then the holding ring that the push rod top set up is laminated with the inner wall of piston ring, thereby can polish the inner wall of piston ring, it can just polish the inner wall or the outer wall of piston ring to have avoided taking off the piston ring, the efficiency of polishing of piston ring has been improved, with the above-mentioned weak point in the solution technology.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a piston ring grinding device that practicality is strong, includes the shell, the welding of shell top has the roof, the centre at roof top is provided with first servo motor, first servo motor output is provided with first drive belt, first drive belt bottom is provided with electronic expansion rod axle, electronic expansion rod axle one end welding has the mounting panel, the mounting panel inner wall is provided with the lead screw, lead screw one end is provided with driven bevel gear, the top of mounting panel inner wall is provided with the polished rod, the outer wall of lead screw and polished rod is provided with the movable plate, movable plate one end is provided with the pinch plate, the centre of mounting panel inner wall is provided with initiative bevel gear, the top in the middle of the shell is provided with second servo motor, second servo motor output is provided with the rotation axis, rotation axis one end is provided with the second drive belt, second drive belt top is provided with the connecting axle, connecting axle top is provided with the locating plate, the locating plate outer wall is provided with first slide bar, the locating plate top is provided with the second slide bar, first slide bar outer wall is provided with reset spring, first slide bar and second slide bar outer wall is provided with the push rod, push rod one end is provided with the holding ring, the holding ring top is provided with the polishing block.

Preferably, the central line of the screw rod and the central line of the polished rod are located on the same longitudinal section, the number of the screw rods is equal to that of the polished rods, and the screw rods and the polished rods are annularly arrayed on the outer wall of the mounting plate.

Preferably, the moving plate is respectively connected with the screw rod and the polished rod in a sliding mode, and the clamping plate arranged on the top of the moving plate is arranged in an arc shape.

Preferably, the driving bevel gear is meshed with a plurality of driven bevel gears, and the plurality of driven bevel gears are annularly arrayed on the outer wall of the driving bevel gear.

Preferably, the central line of the first slide bar and the central line of the second slide bar are located on the same longitudinal section, the number of the first slide bars is equal to that of the second slide bars, and the second slide bars and the first slide bars are annularly arrayed on the outer wall of the positioning plate.

Preferably, the number of the positioning rings is set to be a plurality, the positioning rings are annularly arrayed at the top of the push rod, and the positioning rings are connected with the polishing blocks in a clamping mode.

In the technical scheme, the utility model provides a technological effect and advantage:

1. the screw rod is rotated through the clamping plate and the positioning ring, so that the screw rod drives the movable plate to move inwards and outwards, then the movable plate drives the clamping plate to move, the outer wall of the piston ring can be fixed and polished through the clamping plate, meanwhile, the reset spring pushes the push rod to move inwards and outwards, then the positioning ring arranged at the top of the push rod is attached to the inner wall of the piston ring, the inner wall of the piston ring can be polished, the situation that the inner wall or the outer wall of the piston ring can be polished only by taking down the piston ring is avoided, and the polishing efficiency of the piston ring is improved;

2. through the shell, the inside of shell is provided with the recess, pours into the coolant liquid in the recess, puts into the coolant liquid with the piston ring and polishes, makes the piston ring can dispel the heat fast at the in-process of polishing, prevents that the high temperature of the in-process piston ring of polishing from leading to warping.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a perspective sectional view of the present invention;

FIG. 3 is a perspective view of the positioning plate of the present invention;

fig. 4 is a perspective view of the mounting plate of the present invention.

Description of the reference numerals:

1. a housing; 2. a top plate; 3. a first servo motor; 4. a first drive belt; 5. an electric telescopic rod shaft; 6. mounting a plate; 7. a screw rod; 8. a driven bevel gear; 9. a polish rod; 10. moving the plate; 11. a clamping plate; 12. a drive bevel gear; 13. a second servo motor; 14. a rotating shaft; 15. a second belt; 16. a connecting shaft; 17. positioning a plate; 18. a first slide bar; 19. a second slide bar; 20. a return spring; 21. a push rod; 22. a positioning ring; 23. and (7) polishing blocks.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a piston ring grinding device that practicality is strong as shown in fig. 1-4, including shell 1, the welding of 1 top of shell has roof 2, the centre at 2 tops of roof is provided with

first servo motor

3, 3 outputs of first servo motor are provided with

first drive belt

4, 4 bottoms of first drive belt are provided with electric telescopic rod axle 5, the welding of 5 one end of electric telescopic rod axle has mounting panel 6, mounting panel 6 inner wall is provided with lead screw 7, lead screw 7 one end is provided with driven bevel gear 8, the top of mounting panel 6 inner wall is provided with polished rod 9, the outer wall of lead screw 7 and polished rod 9 is provided with movable plate 10, movable plate 10 one end is provided with clamp plate 11, the centre of mounting panel 6 inner wall is provided with initiative bevel gear 12, the top in the middle of shell 1 is provided with second servo motor 13, second servo motor 13 output is provided with rotation axis 14, rotation axis 14 one end is provided with second drive belt 15, second drive belt 15 top is provided with connecting

axle

16, 16 tops of 16 are provided with the locating

plate

17, 17 outer wall is provided with first locating

plate

18, 17 tops are provided with second locating plate 19, first locating ring 18 outer wall is provided with slide bar 18, push rod 22 outer wall and push rod 21 push rod 22 outer wall is provided with the push rod 22 and locating ring.

Further, in the above technical solution, the central line of the lead screw 7 and the central line of the polish rod 9 are located on the same longitudinal section, the number of the lead screws 7 is equal to the number of the polish rods 9, the lead screws 7 and the polish rods 9 are all annularly arrayed on the outer wall of the mounting plate 6, the moving plate 10 is respectively in sliding connection with the lead screws 7 and the polish rods 9, the clamping plate 11 arranged on the top of the moving plate 10 is in an arc shape, the driving bevel gear 12 is in meshing connection with the driven bevel gear 8, the number of the driven bevel gears 8 is multiple, the plurality of driven bevel gears 8 are annularly arrayed on the outer wall of the driving bevel gear 12, the driving bevel gear 12 drives the lead screws 7 to rotate, and then the driving bevel gears 10 move inside and outside, so that the outer wall of the piston ring can be fixed or polished.

Further, in the above technical solution, the center line of the first slide bar 18 and the center line of the second slide bar 19 are located on the same longitudinal section, the number of the first slide bars 18 is equal to the number of the second slide bars 19, the second slide bars 19 and the first slide bars 18 are annularly arrayed on the outer wall of the positioning plate 17, the number of the positioning rings 22 is multiple, the plurality of the positioning rings 22 are annularly arrayed on the top of the push rod 21, the positioning rings 22 are connected with the grinding block 23 in a clamping manner, and the return spring 20 pushes the push rod 21 to horizontally move on the outer walls of the first slide bar 18 and the second slide bar 19, so as to fix and grind the inner wall of the piston ring.

This practical theory of operation:

referring to the attached drawings 1-4 of the specification, when the inner wall and the outer wall of a piston ring need to be polished, cooling liquid is poured into the shell 1, then the piston ring is installed on the outer wall of a positioning ring 22, then a return spring 20 pushes a push rod 21 to slide outwards on the outer walls of a first slide bar 18 and a second slide bar 19, so that the piston ring is fixed, an electric telescopic rod shaft 5 is started, the electric telescopic rod shaft 5 pushes an installation plate 6 to move downwards, then a driving bevel gear 12 is rotated, the driving bevel gear 12 drives a meshed driven bevel gear 8 to rotate, then the driven bevel gear 8 drives a screw rod 7 to rotate, the screw rod 7 slides inwards on the outer wall of a polished rod 9, and a clamping plate 11 at the front end of the polished rod 9 is slightly attached to the outer wall of the piston ring;

referring to the attached drawings 1-4 of the specification, a first servo motor 3 is started, an output end of the first servo motor 3 drives a first transmission belt 4 to rotate, then the first transmission belt 4 drives a mounting plate 6 to rotate, then the mounting plate 6 drives a movable plate 10 to rotate, the movable plate 10 drives a clamping plate 11 to rotate, then the clamping plate 11 polishes the outer wall of a piston ring, the piston ring generates heat in the polishing process, rapid heat dissipation can be performed due to the fact that the piston ring is soaked in cooling liquid, when the polishing completion value of the outer wall of the piston ring is met, a driving bevel gear 12 is rotated, the driving bevel gear 12 drives parts to rotate, the clamping plate 11 and the outer wall of the piston ring are fixed, then a second servo motor 13 is started, an output end of the second servo motor 13 drives a rotating shaft 14 to rotate, then the rotating shaft 14 drives a positioning plate 17 to rotate, then the positioning plate 17 drives the positioning ring 22 to rotate, the positioning ring 22 drives a polishing block 23 to rotate, and then the polishing block 23 polishes the inner wall of the piston ring, so that the inner wall and the outer wall and outer wall of the piston ring can be rapidly polished.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive on the scope of the appended claims.

Claims

1. The utility model provides a piston ring grinding device that practicality is strong, includes shell (1), its characterized in that: the top of the shell (1) is welded with a top plate (2), a first servo motor (3) is arranged in the middle of the top plate (2), a first transmission belt (4) is arranged at the output end of the first servo motor (3), an electric telescopic rod shaft (5) is arranged at the bottom of the first transmission belt (4), a mounting plate (6) is welded at one end of the electric telescopic rod shaft (5), a lead screw (7) is arranged on the inner wall of the mounting plate (6), a driven bevel gear (8) is arranged at one end of the lead screw (7), a polished rod (9) is arranged at the top of the inner wall of the mounting plate (6), a moving plate (10) is arranged on the outer walls of the lead screw (7) and the polished rod (9), a clamping plate (11) is arranged at one end of the moving plate (10), a driving bevel gear (12) is arranged in the middle of the inner wall of the mounting plate (6), a second servo motor (13) is arranged at the top of the middle of the shell (1), a rotating shaft (14) is arranged at the output end of the second servo motor (13), a second rotating shaft (15) is arranged at one end of the rotating shaft (14), a connecting shaft (15), a connecting shaft (16) is arranged at the top of the second connecting shaft (15), a locating plate (17) is arranged at the top of the connecting shaft (16), a locating plate (17) is arranged on the outer wall of the locating plate (17), locating plate (17) top is provided with second slide bar (19), first slide bar (18) outer wall is provided with reset spring (20), first slide bar (18) and second slide bar (19) outer wall are provided with push rod (21), push rod (21) one end is provided with holding ring (22), holding ring (22) top is provided with sanding block (23).

2. The piston ring grinding device with strong practicability as claimed in claim 1, wherein: the central line of the screw rod (7) and the central line of the polish rod (9) are positioned on the same longitudinal section, the number of the screw rods (7) is equal to that of the polish rods (9), and the screw rods (7) and the polish rods (9) are annularly arrayed on the outer wall of the mounting plate (6).

3. The piston ring grinding device with strong practicability as claimed in claim 1, wherein: the movable plate (10) is respectively connected with the screw rod (7) and the polished rod (9) in a sliding mode, and the clamping plate (11) arranged on the top of the movable plate (10) is arranged in an arc shape.

4. A piston ring dressing device with high practicability as claimed in claim 1, wherein: the driving bevel gears (12) are in meshed connection with the driven bevel gears (8), the number of the driven bevel gears (8) is multiple, and the multiple driven bevel gears (8) are annularly arrayed on the outer walls of the driving bevel gears (12).

5. The piston ring grinding device with strong practicability as claimed in claim 1, wherein: the central line of the first sliding rod (18) and the central line of the second sliding rod (19) are positioned on the same longitudinal section, the number of the first sliding rods (18) is equal to that of the second sliding rods (19), and the second sliding rods (19) and the first sliding rods (18) are annularly arrayed on the outer wall of the positioning plate (17).

6. A piston ring dressing device with high practicability as claimed in claim 1, wherein: the number of holding ring (22) sets up to a plurality ofly, a plurality of holding ring (22) annular array is in the top of push rod (21), holding ring (22) and sanding block (23) block are connected.