CN215967894U

CN215967894U - Piston ring angle grinding device

Info

Publication number: CN215967894U
Application number: CN202121919772.7U
Authority: CN
Inventors: 丘卫平; 胡秀昊; 黄从四
Original assignee: Guangdong Shaoguan Spare Parts Power Machinery Co ltd
Current assignee: Guangdong Shaoguan Spare Parts Power Machinery Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-03-08
Anticipated expiration: 2031-08-16

Abstract

The utility model relates to a piston ring angle grinding device, which comprises a workbench, a driving assembly, a clamp and an angle grinding assembly, wherein the workbench is provided with a driving shaft; the driving assembly is fixedly arranged below the workbench; the clamp is horizontally arranged on the workbench and is horizontally and rotatably connected with the driving assembly; the angle grinding assembly comprises a rotating arm and a flat file, the rotating arm is arranged on the workbench and extends towards the direction of the clamp, the flat file is arranged on the rotating arm, and the grinding surface of the flat file faces towards the clamp. According to the piston ring angle grinding device, the rotation mode of the clamp is changed, and the rotation in the vertical direction is changed into the rotation in the horizontal direction, so that the process operation is simplified, and the labor intensity of workers is reduced.

Description

Piston ring angle grinding device

Technical Field

The utility model relates to the technical field of piston ring processing, in particular to a piston ring angle grinding device.

Background

The piston ring is a metal ring embedded in a piston groove and is divided into two types, namely a compression ring and an oil ring, the compression ring can be used for sealing combustible mixed gas in a combustion chamber, the oil ring is used for scraping redundant engine oil on a cylinder, and the piston ring is widely used on various power machines, such as a steam engine, a diesel engine, a gasoline engine, a compressor, a hydraulic machine and the like, and is widely used for automobiles, trains, ships, yachts and the like.

Traditional internal-combustion engine piston ring finish machining adopts and loads on a ring type anchor clamps with lathe locomotive, utilizes piston ring bullet tension to make the piston ring tightly be pressed from both sides, and the lathe locomotive drives the piston ring rotation that tightly is pressed from both sides, is again by manual work with emery wheel coping piston ring chamfer burr, and this technology faces the problem that the piston ring is difficult to impress, potential safety hazard and intensity of labour are big, and the novel release of replacing processing technology is in order to become must trend.

SUMMERY OF THE UTILITY MODEL

Based on the above, the utility model aims to provide a piston ring angle grinding device, which changes the rotation mode of a clamp from vertical rotation to horizontal rotation, simplifies the process operation and reduces the labor intensity of workers.

The utility model provides a piston ring angle grinding device, comprising:

the device comprises a workbench, a driving assembly, a clamp and an angle grinding assembly;

the driving assembly is fixedly arranged below the workbench;

the clamp is horizontally arranged on the workbench and is horizontally and rotatably connected with the driving assembly;

the angle grinding assembly comprises a rotating arm and a flat file, the rotating arm is arranged on the workbench and extends towards the direction of the clamp, the flat file is arranged on the rotating arm, and the grinding surface of the flat file faces towards the clamp.

Further, a magnet is arranged inside the clamp and used for adsorbing a piston ring to be machined in the clamp.

Furthermore, one end of the magnet is arranged on the contact surface of the clamp and the piston ring to be processed.

Furthermore, the magnets are arranged in a plurality and are uniformly distributed in the clamp along the circumferential direction of the clamp.

Furthermore, the angle grinding assembly further comprises a positioning adjusting screw, and the positioning adjusting screw is arranged on the rotating arm and connected with the workbench.

Furthermore, the flat file is made of carborundum.

Furthermore, still include the braking subassembly, the braking subassembly includes handle and brake area, the brake area set up in the outside of anchor clamps, the handle is used for the drive the extrusion of brake area anchor clamps make anchor clamps quick braking.

Further, drive assembly includes bearing frame, main shaft, belt speed reduction structure and motor, the main shaft set up in the bearing frame, the one end of main shaft with anchor clamps are connected, the other end of main shaft with the output of belt speed reduction structure is connected, the input of belt speed reduction structure with the motor is connected.

Compared with the prior art, the piston ring angle grinding device provided by the embodiment of the utility model has the following beneficial effects:

1. according to the piston ring angle grinding device provided by the embodiment of the utility model, the rotation mode of the clamp is changed from vertical rotation to horizontal rotation, so that the process operation is simplified, and the labor intensity of workers is reduced.

2. According to the piston ring angle grinding device provided by the embodiment of the utility model, six small powerful magnets are additionally arranged at the joint of the clamp and the end face of the piston ring, so that the piston ring can be easily arranged in the clamp and cannot fall out in the grinding process.

3. According to the piston ring angle grinding device provided by the embodiment of the utility model, the rotary arm capable of turning and moving is arranged, and the hand-held grinding wheel is replaced by the carborundum file, so that the phenomenon that the coating of the piston ring is cracked due to collision caused by manual grinding wheel holding processing is avoided.

Drawings

FIG. 1 is a schematic diagram of a piston ring angle grinder assembly in accordance with an embodiment of the present invention;

FIG. 2 is a schematic transverse view of FIG. 1;

FIG. 3 is a schematic structural view of the brake assembly of FIG. 1;

in the figure: 10. a work table; 20. a drive assembly; 21. a motor; 22. a main shaft; 23. a bearing seat; 24. a first pulley; 25. a second pulley; 30. a clamp; 31. a magnet; 40. a corner grinding assembly; 41. a rotating arm; 42. performing flat filing; 43. positioning an adjusting screw; 50. a brake assembly; 51. a handle; 52. a brake band; 60. a piston ring.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

As shown in fig. 1-2, a piston ring angle grinding apparatus in an embodiment of the present invention includes: a table 10, a driving assembly 20, a jig 30, a braking assembly 50, and a sharpening assembly 40. The fixture 30 is horizontally arranged on the workbench 10 and used for clamping the piston ring 60, the driving assembly 20 is fixedly arranged below the workbench 10, and the driving assembly 20 is connected with the fixture 30 and drives the fixture 30 to rotate along the horizontal direction. The angle grinding unit 40 is provided on the table 10 to grind the piston ring 60, and the brake unit 50 is provided outside the jig 30 to brake the jig 30.

The driving assembly 20 includes a motor 21, a belt speed reducing structure including a belt, a first pulley 24 and a second pulley 25, a main shaft 22 and a bearing housing 23. The motor 21 and the bearing seat 23 are fixedly arranged below the workbench 10, the main shaft 22 is arranged in the bearing seat 23, one end of the main shaft 22 is connected with the clamp 30, and the other end of the main shaft 22 is connected with the first belt pulley 24. The motor 21, the motor 21 drives the belt speed reducing structure to rotate, so as to drive the main shaft 22 to rotate, and finally, the clamp 30 is driven to rotate in the horizontal direction.

Magnet 31 is arranged inside clamp 30, one end of magnet 31 is arranged on the contact surface of clamp 30 and piston ring 60 to be processed, and magnet 31 is used for attracting piston ring 60 to be processed in clamp 30. In other examples, magnet 31 may be embedded in jig 30 or disposed at the bottom of jig 30, and may not directly contact piston ring 60 to be machined, thereby achieving the effect of attracting piston ring 60.

In the present embodiment, the magnets 31 are preferably six small powerful magnets 31, and the six small powerful magnets 31 are uniformly distributed along the circumferential direction of the fixture 30, so that the piston ring 60 is more easily installed in the fixture 30 and the coping process does not fall out of the fixture 30.

The angle grinding assembly 40 comprises a rotating arm 41, a positioning adjusting screw 43 and a flat file 42, wherein one end of the rotating arm 41 is arranged on the workbench 10 and takes the end as a rotating fulcrum, the other end of the rotating arm 41 is a movable end and extends towards the position of the clamp 30, and the movable end can rotate around the rotating fulcrum during operation.

The flat file 42 is provided on the movable end of the rotating arm 41, and the grinding surface of the flat file 42 faces the piston ring 60 on the jig 30. The material of the flat file 42 of the present embodiment is preferably diamond dust in order to prolong the life of the grinding tool and stabilize the grinding quality. The rotating arm 41 is provided with a through hole, a positioning adjusting screw 43 passes through the through hole to be connected with the workbench 10, and the positioning adjusting screw 43 is used for adjusting the processing position of the flat file 42.

As shown in fig. 3, the brake assembly 50 includes a handle 51 and a brake band 52, the brake band 52 being disposed on an outer side of the clamp 30, and a side of the brake band 52 facing the clamp 30 being provided with a friction material. The handle 51 is used to drive the brake band 52 to squeeze the clamp 30 and to rapidly brake the clamp 30 under frictional force.

The working principle of the embodiment of the utility model is as follows:

the piston ring 60 is pressed into the clamp 30, and the piston ring 60 is accurately clamped and positioned under the combined action of the clamp 30 and the magnet 31. The motor 21 drives the clamp 30 and the piston ring 60 to rotate through the belt speed reducing structure, and an operator controls the flat file 42 and the positioning adjusting screw 43 on the rotating arm 41, so that the flat file 42 reaches a proper angle grinding position to process the edge angle of the piston ring 60. When the machining is stopped, the handle 51 is pulled, the clamp 30 stops rotating, the ground piston ring 60 is taken out, another piston ring 60 is put in, and the operations are repeated.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims

1. A piston ring angle grinding apparatus, comprising:

the driving assembly is fixedly arranged below the workbench;

2. A piston ring angle grinding apparatus according to claim 1, wherein:

and a magnet is arranged in the clamp and used for adsorbing a piston ring to be processed in the clamp.

3. A piston ring angle grinding apparatus according to claim 2, wherein:

one end of the magnet is arranged on the contact surface of the clamp and the piston ring to be processed.

4. A piston ring angle grinding apparatus according to claim 2, wherein:

the magnets are arranged in a plurality of numbers and are uniformly distributed in the clamp along the circumferential direction of the clamp.

5. A piston ring angle grinding apparatus according to claim 1, wherein:

the angle grinding assembly further comprises a positioning adjusting screw, and the positioning adjusting screw is arranged on the rotating arm and connected with the workbench.

6. A piston ring angle grinding apparatus according to claim 1, wherein:

the flat file is made of carborundum.

7. A piston ring angle grinding apparatus according to claim 1, wherein:

still include braking assembly, braking assembly includes handle and brake area, the brake area set up in the outside of anchor clamps, the handle is used for the drive the extrusion of brake area anchor clamps make anchor clamps quick braking.

8. A piston ring angle grinding apparatus according to claim 1, wherein:

the driving assembly comprises a bearing seat, a main shaft, a belt speed reducing structure and a motor, wherein the main shaft is arranged in the bearing seat, one end of the main shaft is connected with the clamp, the other end of the main shaft is connected with the output end of the belt speed reducing structure, and the input end of the belt speed reducing structure is connected with the motor.