CN215036224U - Grinding machine for processing parallel double-bevel-angle surface of opening piston ring - Google Patents
Grinding machine for processing parallel double-bevel-angle surface of opening piston ring Download PDFInfo
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- CN215036224U CN215036224U CN202121538770.3U CN202121538770U CN215036224U CN 215036224 U CN215036224 U CN 215036224U CN 202121538770 U CN202121538770 U CN 202121538770U CN 215036224 U CN215036224 U CN 215036224U
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- piston ring
- groove
- opening
- grinding machine
- parallel double
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Abstract
The utility model discloses a grinding machine for processing parallel double bevel faces of an opening piston ring, which comprises a base; the movable workbench is arranged on the base; the loading platform is movably arranged on the movable workbench, a groove for placing the split piston ring is formed in the loading platform, a vertical seam is formed in the loading platform and extends to the bottom of the groove, a fixing hole is formed in the groove, a pressing plate is connected to the fixing hole, when the split piston ring is placed in the groove, the opening of the split piston ring is aligned with the vertical seam, and the split piston ring is fixed in the groove by the pressing plate; a drive device; and the friction plate enters the vertical joint to polish two bevel surfaces at the opening of the open piston ring. During the use, place the piston ring in the recess, the opening and the perps of piston ring align, then drive the friction disc through drive arrangement and get into the perps and polish two bevel face of opening part of opening piston ring simultaneously, the friction disc makes a round trip to move repeatedly, realizes two-sided coping simultaneously, raises the efficiency and product quality.
Description
Technical Field
The utility model relates to a grinding machine technical field especially relates to a grinding machine for processing parallel double bevel face of opening piston ring.
Background
The diameter of the piston ring is about 50-80 mm, a torsion measuring oil cylinder for installing the piston ring in an engine needs to perform a flow test, the oil leakage amount is not more than 0.2L/min, if the piston ring is unqualified and is adjusted by replacing qualified piston ring parts, a double-bevel-angle surface at the opening of the piston ring is required, and the coloring conditions of the two surfaces need to be polished to reduce the oil leakage amount.
The piston ring is replaced to ensure that the oil leakage can cause the scrapping of normal qualified parts, and the repair cost is increased. The oil leakage amount is determined by the attaching degree of two 45-degree oblique angle surfaces at the narrow slit opening of the part, the roughness of the surfaces is required to reach Ra0.8, and the two surfaces need to be polished to ensure the attaching degree of the two 45-degree surfaces.
The existing grinding machine can not grind narrow slits with the width of 0.5-1.5mm and can not grind double surfaces simultaneously. The traditional process method is to repair and contort the inclined plane of the narrow slit by using an oilstone or a file by a fitter, but the qualification rate of manual operation is lower, the requirement on the skill of a processing personnel is higher, the repair and contort time is longer, and the production requirement of parts cannot be met.
Therefore, how to provide a grinding machine for processing parallel double bevel surfaces of an open piston ring to realize simultaneous grinding of double surfaces and improve efficiency and product quality is a technical problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a grinding machine for processing parallel double bevel face of opening piston ring to realize two-sided coping simultaneously, raise the efficiency and product quality.
In order to achieve the above object, the utility model provides a following technical scheme:
a grinding machine for machining parallel double bevel faces of a split packing, comprising:
a base;
the movable workbench is arranged on the base;
the loading table is movably arranged on the movable workbench, a groove for placing the open piston ring is formed in the loading table, a vertical seam is formed in the loading table and extends to the bottom of the groove, a fixing hole is formed in the groove and is connected with a pressing plate, when the open piston ring is placed in the groove, the opening of the open piston ring is aligned with the vertical seam, and the opening piston ring is fixed in the groove by the pressing plate;
a drive device;
the friction plate is connected with the driving device, and enters the vertical joint to polish two bevel surfaces at the opening of the opening piston ring.
Preferably, the grinding machine for machining the parallel double-bevel-surface of the split piston ring further comprises a pair of plates for calibrating the parallelism between the split of the split piston ring and the vertical seam.
Preferably, the fixing hole is a threaded hole, and the pressing plate is connected with the fixing hole through a compression nut and a bolt.
Preferably, the axial direction of the friction plate is a Y direction, the radial direction of the friction plate is an X direction,
the movable workbench comprises an X-direction movable handle and a Y-direction movable handle.
Preferably, the driving device is a motor.
Preferably, the groove bottom of the groove and the loading and unloading platform form an inclined angle of 45 degrees, and the groove wall of the groove is perpendicular to the groove bottom.
Preferably, the friction plate is a grinding wheel.
Preferably, the inner diameter of the groove is smaller than the outer diameter of the split piston ring.
The utility model provides a grinding machine for processing parallel double bevel face of opening piston ring, include:
a base;
the movable workbench is arranged on the base;
the loading table is movably arranged on the movable workbench, a groove for placing the open piston ring is formed in the loading table, a vertical seam is formed in the loading table and extends to the bottom of the groove, a fixing hole is formed in the groove and is connected with a pressing plate, when the open piston ring is placed in the groove, the opening of the open piston ring is aligned with the vertical seam, and the opening piston ring is fixed in the groove by the pressing plate;
a drive device;
the friction plate is connected with the driving device, and enters the vertical joint to polish two bevel surfaces at the opening of the opening piston ring.
During the use, place the piston ring in the recess, the opening and the perps of piston ring align, then drive the friction disc through drive arrangement and get into the perps and polish two bevel face of opening part of opening piston ring simultaneously, the friction disc makes a round trip to move repeatedly, realizes two-sided coping simultaneously, raises the efficiency and product quality.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a grinding machine for machining parallel double bevel surfaces of an open piston ring according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a loading platform according to an embodiment of the present invention;
fig. 3 is a schematic top view of a grinding machine for processing parallel double bevel surfaces of an open piston ring according to an embodiment of the present invention.
In FIGS. 1-3:
the friction plate loading device comprises a friction plate 1, a movable workbench 2, a base 3, an X-direction moving handle 4, a Y-direction moving handle 5, a loading platform 6, a driving device 7, a groove 8, a vertical seam 9, a pressure plate 10 and a compression nut 11.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, fig. 1 is a schematic structural view of a grinding machine for processing parallel double bevel faces of an open piston ring according to an embodiment of the present invention; fig. 2 is a schematic structural diagram of a loading platform according to an embodiment of the present invention; fig. 3 is a schematic top view of a grinding machine for processing parallel double bevel surfaces of an open piston ring according to an embodiment of the present invention.
The embodiment of the utility model provides a grinding machine for processing parallel double bevel face of opening piston ring, include:
a base 3;
the movable workbench 2 is arranged on the base 3;
the loading platform 6 is movably arranged on the movable workbench 2, a groove 8 for placing the open piston ring is formed in the loading platform 6, a vertical seam 9 is formed in the loading platform 6, the vertical seam 9 extends to the bottom of the groove 8, a fixing hole is formed in the groove 8, a pressing plate 10 is connected to the fixing hole, when the open piston ring is placed in the groove 8, the opening of the open piston ring is aligned with the vertical seam 9, and the open piston ring is fixed in the groove 8 through the pressing plate 10;
a drive device 7;
the friction plate 1 and the friction plate 1 are connected with a driving device 7, and the friction plate 1 enters a vertical seam 9 to polish two bevel surfaces at the opening of the open piston ring.
When the device is used, the piston ring is placed in the groove 8, the opening center line of the piston ring is aligned with the center line of the vertical joint 9, namely the opening center line of the piston ring is aligned with the center line of the narrow joint, then the friction plate 1 is driven by the driving device 7 to enter the vertical joint 9, two bevel surfaces at the opening of the opening piston ring are polished at the same time, the friction plate 1 moves back and forth repeatedly, double surfaces are polished simultaneously, and the efficiency and the product quality are improved.
When the friction plate polishes the opening of the piston ring, the friction plate is overlapped with the center of the narrow gap in the feeding process of the loading platform relative to the friction plate.
In order to further optimize the scheme, the grinding machine for machining the parallel double-bevel-angle surface of the split piston ring further comprises a pair of sheets for calibrating the parallelism of the split piston ring and the vertical seam 9. The positions of the vertical seams 9 and the friction plate 1 can be calibrated compared with the positions of the opposite plates, so that the grinding quality is ensured and improved.
Specifically, the fixing holes are threaded holes, and the pressing plate 10 is connected with the fixing holes through a compression nut 11 and a bolt. The drive means 7 may be a motor. The friction plate 1 may be a grinding wheel.
In order to further optimize the scheme, the axial direction of the friction plate 1 is the Y direction, the radial direction of the friction plate 1 is the X direction, and the movable type workbench 2 comprises an X-direction moving handle 4 and a Y-direction moving handle 5. The Y-direction moving handle 5 is used for aligning the vertical joint 9 with the friction plate 1, the X-direction moving handle 4 is used for enabling the friction plate 1 to enter the vertical joint 9 and repeatedly coping the opening of the piston ring, specifically, the movable workbench 2 can be arranged on the base 3 in a Y-direction moving mode, and the loading platform 6 is arranged on the movable workbench 2 in an X-direction moving mode.
In order to further optimize the scheme, the groove bottom of the groove 8 forms an inclined angle of 45 degrees with the horizontal plane, and the groove wall of the groove 8 is vertical to the groove bottom.
Specifically, the inner diameter of the groove is smaller than the outer diameter of the split piston ring.
It should be noted that, setting the inner diameter of the groove 8 to be 0.2 to 0.3mm smaller than the outer diameter of the split piston ring can make the piston ring cling to the groove wall when the piston ring is in the tightening state. Specifically, a groove 8 of the piston ring, or a concave cavity, is arranged on the loading platform 6, the inner diameter of the groove is slightly smaller than the outer diameter of the piston ring by 0.2-0.3 mm, and the piston ring has elasticity, so that the piston ring is tightly attached to the inner wall of the groove 8. The position of the piston ring on the loading platform 6 forms an oblique angle of 45 degrees with the base, the opening inclined plane of the piston ring is 45 degrees, after the piston ring is placed, the center line of the opening of the piston ring is aligned with the vertical slit of the loading platform or the center line of the narrow slit, and the opening of the piston ring is slightly exposed in the vertical slit 9 of the loading platform 6, so that the grinding wheel can be just processed on two sides of the opening of the piston ring, and the processing amount is within a certain range.
It should be noted that the width of the vertical slit 9 is larger than the width of the piston ring opening in the loose state, so that the piston ring opening can be exposed in the vertical slit 9 of the loading table 6, and the exposed amount of the two sides of the piston ring opening is the same, thereby facilitating the grinding wheel to process the two sides of the piston ring opening with the same processing width.
The grinding machine for processing the parallel double bevel surfaces of the open piston ring provided by the embodiment of the utility model designs a loading platform 6 which can be used for placing the piston ring, after the piston ring is placed on the loading platform, the parallelism of the opening of the piston ring and the vertical seam 9 on the loading platform 6 is calibrated by a comparison piece, after calibration, a pressure plate 10 and a compression nut 11 are used for compressing the piston ring, rotating the two handles according to the situation, moving the loading platform 6 in the X direction and the Y direction to enable the piston ring to be close to the grinding wheel, calibrating the positions of the vertical seam 9 and the grinding wheel on the loading platform 6, after the loading platform 6 is far away from the grinding wheel, and starting a motor of a driving device 7 to drive the grinding wheel to rotate at a high speed, rotating the handle to move the loading table 6, enabling the grinding wheel to rotate to a vertical seam 9 of the loading table 6, grinding two surfaces of the piston ring at the same time, repeatedly moving in the X direction, enabling the loading table 6 to enter and exit for 2-3 times, and simultaneously polishing up the parallel inclined surface of the opening of the piston ring.
The embodiment of the utility model provides a grinding machine for processing parallel double bevel face of opening piston ring:
1) the grinding machine can grind the small-sized open piston ring with the parallel inclined planes, can grind two surfaces simultaneously, achieves the effect of good two-surface laminating degree, and can ensure that the roughness of the grinding surface reaches Ra0.8, thereby ensuring that the flow test of the torsion measuring oil cylinder provided with the piston ring is qualified;
2) the design of the groove 8 on the loading platform 6 comprises the control of the size of an inner hole of the groove 8, so that the piston ring is in a close state after being placed, and the length of a vertical seam 9 on the loading platform 6, which is exposed from an opening of the piston ring, is within a certain range, so that the machining amount of a grinding wheel when the grinding wheel enters and exits the piston ring is within a certain range, and two surfaces of the piston ring are ground simultaneously;
3) the angle of the loading platform 6 and the diameter of the groove 8 of the loading platform 6 are changed by replacing the loading platform 6, so that the parallel double-sided perps piston rings with various oblique angles and different outer diameters can be polished.
The embodiment of the utility model provides a grinding machine for processing parallel double bevel face of opening piston ring can realize:
1) the qualification rate is improved from 30-60% to 95-100% for flow inspection, and the flow can be controlled within the range of 0.1L/min;
2) the grinding time is reduced and is shortened from 1h per piece to 0.1h per piece;
3) reduce the operation degree of difficulty, originally adopt manual coping, need the operator to have a period of time the operation ability of doing one's hand, accumulate certain experience after, just can be competent at this operation, and adopt the embodiment of the utility model provides a grinding machine for processing parallel double bevel face of opening piston ring, only need 1 hour operation guide, just can master the operation processing.
Through experimental and actual production verification, the embodiment of the utility model provides a grinding machine for processing the parallel double bevel face of opening piston ring processes many batches of piston ring parts, and the qualification rate can reach 95% ~ 100%, and every process time shortens to 0.1h by 1 h.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A grinding machine for machining parallel double bevel faces of an open piston ring, comprising:
a base;
the movable workbench is arranged on the base;
the loading table is movably arranged on the movable workbench, a groove for placing the open piston ring is formed in the loading table, a vertical seam is formed in the loading table and extends to the bottom of the groove, a fixing hole is formed in the groove and is connected with a pressing plate, when the open piston ring is placed in the groove, the opening of the open piston ring is aligned with the vertical seam, and the pressing plate fixes the open piston ring in the groove;
a drive device;
the friction plate is connected with the driving device, and enters the vertical joint to polish two bevel surfaces at the opening of the opening piston ring.
2. The grinding machine for parallel double-bevel surfaces of split piston rings as claimed in claim 1, further comprising a pair of plates for calibrating parallelism of the split piston ring and the perps.
3. The grinding machine for parallel double-bevel surfaces of a split piston ring as claimed in claim 1, wherein the fixing holes are threaded holes, and the pressure plate is connected with the fixing holes by a compression nut and a bolt.
4. The grinding machine for parallel double-bevel surfaces of a split packing ring as claimed in claim 1, wherein the axial direction of the friction plate is Y direction, the radial direction of the friction plate is X direction,
the movable workbench comprises an X-direction movable handle and a Y-direction movable handle.
5. The grinding machine for parallel double-bevel surfaces of split piston rings as claimed in claim 1, characterized in that the driving means is a motor.
6. The grinding machine for parallel double-bevel faces of a split piston ring as claimed in claim 1, wherein the groove bottom of the groove is inclined at an angle of 45 ° to the loading table, and the groove wall of the groove is perpendicular to the groove bottom.
7. The grinding machine for parallel double-bevel surfaces of split piston rings as claimed in claim 1, wherein said friction plate is a grinding wheel.
8. The grinding machine for parallel double-bevel faces of a split piston ring as claimed in claim 1, wherein the inner diameter of the groove is smaller than the outer diameter of the split piston ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121538770.3U CN215036224U (en) | 2021-07-07 | 2021-07-07 | Grinding machine for processing parallel double-bevel-angle surface of opening piston ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121538770.3U CN215036224U (en) | 2021-07-07 | 2021-07-07 | Grinding machine for processing parallel double-bevel-angle surface of opening piston ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215036224U true CN215036224U (en) | 2021-12-07 |
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ID=79228689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121538770.3U Active CN215036224U (en) | 2021-07-07 | 2021-07-07 | Grinding machine for processing parallel double-bevel-angle surface of opening piston ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215036224U (en) |
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2021
- 2021-07-07 CN CN202121538770.3U patent/CN215036224U/en active Active
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