CN113649935B - High-precision crankshaft eccentric excircle follow-up polishing grinding machine - Google Patents
High-precision crankshaft eccentric excircle follow-up polishing grinding machine Download PDFInfo
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- CN113649935B CN113649935B CN202111004396.3A CN202111004396A CN113649935B CN 113649935 B CN113649935 B CN 113649935B CN 202111004396 A CN202111004396 A CN 202111004396A CN 113649935 B CN113649935 B CN 113649935B
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- plate
- grinding wheel
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- supporting plate
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/36—Single-purpose machines or devices
- B24B5/42—Single-purpose machines or devices for grinding crankshafts or crankpins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B57/00—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents
- B24B57/02—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents for feeding of fluid, sprayed, pulverised, or liquefied grinding, polishing or lapping agents
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses a high-precision crankshaft eccentric excircle follow-up polishing grinding machine which comprises a fixed base, wherein a first supporting plate and a U-shaped supporting plate are arranged on the fixed base, a second supporting plate and a supporting and connecting back plate are arranged on one side of the first supporting plate, a supporting and connecting top plate is arranged on the upper portion of the supporting and connecting back plate, a grinding wheel shaft is arranged on the second supporting plate, a grinding wheel is arranged on the grinding wheel shaft, a motor is arranged on the fixed base, a detection base is arranged on the U-shaped supporting plate, a swing rod, a cross beam rod and an extension rod are arranged on the detection base, a detection head is arranged at the tail end of the extension rod, and a hydraulic mechanism and a swing arm mechanism are arranged on the supporting and connecting top plate. The high-precision crankshaft eccentric excircle follow-up polishing grinding machine can realize that the excircle surface of a main shaft and the eccentric excircle surface can be processed in one-time clamping, and has the advantages of short auxiliary time and convenient operation.
Description
Technical Field
The invention relates to a crankshaft polishing tool, in particular to a high-precision crankshaft eccentric excircle follow-up polishing grinding machine.
Background
In the engine of the automobile and the motorcycle, the crankshaft is taken as the most important part and has the characteristics of complex structure and difficult processing. For a general crankshaft, two or more eccentric shafts are usually arranged, the axes of the shafts are offset from the axis of a main shaft, and when the main shaft is clamped by a clamp, a conventional grinding machine can only grind the outer circular surface of the main shaft, but cannot effectively grind the outer circular surface of the eccentric shaft. The existing universal machining method for the eccentric outer circular surface is to design a special clamp, so that a workpiece can rotate around the axis of an eccentric shaft, and the eccentric outer circular surface is effectively ground. The method is suitable for most crankshaft parts and can be processed only by a common general grinding machine. But has great limitation due to the special design of the clamp.
Disclosure of Invention
The invention mainly solves the technical problems in the prior art, and provides a high-precision crankshaft eccentric excircle follow-up polishing grinding machine.
The technical problem of the invention is mainly solved by the following technical scheme:
a high-precision crankshaft eccentric excircle follow-up polishing grinding machine is characterized by comprising a fixed base, wherein the fixed base is provided with a first supporting plate which is longitudinally arranged and a U-shaped supporting plate which is transversely arranged, one side of the first supporting plate is provided with a detachable second supporting plate and a supporting and connecting back plate, the upper part of the supporting and connecting back plate is provided with a supporting and connecting top plate,
the second supporting plate is provided with a grinding wheel shaft, the grinding wheel shaft is provided with a grinding wheel, the fixed base is provided with a motor, the motor drives the grinding wheel shaft,
the U-shaped supporting plate is provided with a detection base, the detection base is provided with a swing rod, a beam rod and an extension rod, the tail end of the extension rod is provided with a detection head,
the supporting and connecting top plate is provided with a hydraulic mechanism and a swing arm mechanism, and the hydraulic mechanism drives the swing arm mechanism.
As a preferred embodiment of the present invention,
the hydraulic mechanism comprises a hydraulic cylinder bracket base, a hydraulic cylinder bracket plate is arranged on the hydraulic cylinder bracket base, a detachable hydraulic cylinder is arranged on the hydraulic cylinder bracket plate,
the swing arm mechanism comprises a swing arm shaft seat, a T-shaped connecting block is arranged on the swing arm shaft seat, a swingable triangular connecting plate and a pair of reinforcing ribs are arranged on the swing arm shaft seat, the reinforcing ribs are respectively arranged on two sides of the triangular connecting plate, a swing block is arranged at the head of the triangular connecting plate, and a detachable grinding wheel repairing block is arranged at the lower part of the swing block.
As a preferred embodiment of the invention, a detachable grinding fluid pipeline interface seat is arranged on the swinging block, a detachable T-shaped connecting block is arranged at the head of the swinging block, a grinding fluid spray pipe is respectively arranged on two sides of the T-shaped connecting block, and a detachable splash guard is arranged on the T-shaped connecting block.
The high-precision crankshaft eccentric excircle follow-up polishing grinding machine has the following advantages: the high-precision crankshaft eccentric excircle follow-up polishing grinding machine can realize that the outer circle surface of a main shaft and the eccentric outer circle surface can be processed in one-time clamping, has the advantages of less auxiliary time, convenience in operation, flexible follow-up grinding process and strong adaptability, can easily solve the problem of processing crankshaft parts by utilizing the grinding wheel follow-up grinding, and has higher processing precision and processing efficiency.
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 embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of a high-precision crankshaft eccentric excircle follow-up polishing grinding machine of the invention;
FIG. 2 is a schematic structural diagram of the high-precision crankshaft eccentric excircle follow-up polishing grinder in FIG. 1, which is shown in another view;
fig. 3 is a schematic structural diagram of the high-precision crankshaft eccentric excircle follow-up polishing grinding machine in fig. 1, which is shown in another view.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention will be more clearly and clearly defined.
As shown in fig. 1 to 3, the high-precision crankshaft eccentric cylindrical follow-up polishing grinding machine comprises a fixed base 17, a first supporting plate 18 arranged longitudinally and a U-shaped supporting plate 24 arranged transversely are arranged on the fixed base 17, a detachable second supporting plate 3 and a supporting connection back plate 4 are arranged on one side of the first supporting plate 18, and a supporting connection top plate 5 is arranged on the upper portion of the supporting connection back plate 4.
The second supporting plate 3 is provided with a grinding wheel spindle 2, the grinding wheel spindle 2 is provided with a grinding wheel 1, the fixed base 17 is provided with a motor 25, and the motor 25 drives the grinding wheel spindle 2.
The U-shaped supporting plate 24 is provided with a detection base 23, the detection base 23 is provided with a swing rod 22, a beam rod 21 and an extension rod 20, and the tail end of the extension rod 20 is provided with a detection head 19. A high-precision dial indicator is arranged in the detection head 19, the V-shaped detection head 19 blocks the outer circular surface of the cylinder during detection, and the diameter of the cylinder can be calculated according to the strain degree of the dial indicator in the middle.
The supporting connection top plate 5 is provided with a hydraulic mechanism M1 and a swing arm mechanism M2, and the hydraulic mechanism M1 drives the swing arm mechanism M2.
This hydraulic pressure mechanism M1 contains a pneumatic cylinder support foundation 6, is equipped with a pneumatic cylinder mounting panel 7 on this pneumatic cylinder support foundation 6, is equipped with a detachable pneumatic cylinder 8 on this pneumatic cylinder mounting panel 7.
The swing arm mechanism M2 comprises a swing arm shaft seat 9, a T-shaped connecting block 14 is arranged on the swing arm shaft seat 9, a swingable triangular connecting plate 11 and a pair of reinforcing ribs 10 are arranged on the swing arm shaft seat 9, and the reinforcing ribs 10 are respectively arranged on two sides of the triangular connecting plate 11.
The head of the triangular connecting plate 11 is provided with a swing block 13, the swing block 13 is provided with a detachable grinding fluid pipeline interface seat 12, the head of the swing block 13 is provided with a detachable T-shaped connecting block 14, two sides of the T-shaped connecting block 14 are respectively provided with a grinding fluid spray pipe 15, the T-shaped connecting block 14 is provided with a detachable splash guard 16, and the lower part of the swing block 13 is provided with a detachable grinding wheel repairing block 26.
It should be noted that a strain gauge is provided between the grinding wheel dressing block 26 and the grinding wheel 1, and the pressure between the grinding wheel dressing block 26 and the grinding wheel 1 can be recorded and thus adjusted in time.
In addition, a pipe thread interface is arranged on the grinding fluid pipeline interface seat 12 and can be connected with a grinding fluid pipeline. And grinding fluid pipelines are arranged in the T-shaped connecting block 14 and the swinging block 13, and grinding fluid can enter from the connecting block and is sprayed out from a grinding fluid spray pipe 15.
The operation of the high-precision crankshaft eccentric outer circle follow-up polishing grinding machine will be described below.
When the eccentric excircle is ground, the grinding wheel 1 contacts with the surface of the eccentric excircle and moves along the radial direction along with the position of the eccentric excircle, so that the grinding wheel 1 is always kept in contact with the surface of the eccentric excircle during grinding. Meanwhile, the V-shaped detection head 19 of the detection mechanism clamps the eccentric outer circular surface, and the diameter of the eccentric outer circular surface is detected in real time to ensure the processing precision.
The high-precision crankshaft eccentric excircle follow-up polishing grinding machine can realize that the outer circle surface of a main shaft and the eccentric outer circle surface can be processed in one-time clamping, has the advantages of less auxiliary time, convenience in operation, flexible follow-up grinding process and strong adaptability, can easily solve the problem of processing crankshaft parts by utilizing the grinding wheel follow-up grinding, and has higher processing precision and processing efficiency.
Without being limited thereto, any changes or substitutions that are not thought of through the inventive work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (1)
1. The high-precision crankshaft eccentric excircle follow-up polishing grinding machine is characterized by comprising a fixed base (17), wherein a first supporting plate (18) which is longitudinally arranged and a U-shaped supporting plate (24) which is transversely arranged are arranged on the fixed base (17), a detachable second supporting plate (3) and a supporting and connecting back plate (4) are arranged on one side of the first supporting plate (18), a supporting and connecting top plate (5) is arranged on the upper portion of the supporting and connecting back plate (4),
the second supporting plate (3) is provided with a grinding wheel shaft (2), the grinding wheel shaft (2) is provided with a grinding wheel (1), the fixed base (17) is provided with a motor (25), the motor (25) drives the grinding wheel shaft (2),
a detection base (23) is arranged on the U-shaped supporting plate (24), a swing rod (22), a beam rod (21) and an extension rod (20) are arranged on the detection base (23), a detection head (19) is arranged at the tail end of the extension rod (20),
a hydraulic mechanism (M1) and a swing arm mechanism (M2) are arranged on the supporting and connecting top plate (5), the hydraulic mechanism (M1) drives the swing arm mechanism (M2),
the hydraulic mechanism (M1) comprises a hydraulic cylinder bracket base (6), a hydraulic cylinder bracket plate (7) is arranged on the hydraulic cylinder bracket base (6), a detachable hydraulic cylinder (8) is arranged on the hydraulic cylinder bracket plate (7),
the swing arm mechanism (M2) comprises a swing arm shaft seat (9), a T-shaped connecting block (14) is arranged on the swing arm shaft seat (9), a swingable triangular connecting plate (11) and a pair of reinforcing ribs (10) are arranged on the swing arm shaft seat (9), the reinforcing ribs (10) are respectively arranged on two sides of the triangular connecting plate (11), a swing block (13) is arranged at the head of the triangular connecting plate (11), a detachable grinding wheel repairing block (26) is arranged at the lower part of the swing block (13), a detachable grinding fluid pipeline interface seat (12) is arranged on the swing block (13), a detachable T-shaped connecting block (14) is arranged at the head of the swing block (13), a grinding fluid spraying pipe (15) is respectively arranged on two sides of the T-shaped connecting block (14), and a detachable splash guard (16) is arranged on the T-shaped connecting block (14),
wherein, a strain gauge is arranged between the grinding wheel trimming block (26) and the grinding wheel (1), and the strain gauge is used for recording and trimming the pressure between the grinding wheel trimming block (26) and the grinding wheel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111004396.3A CN113649935B (en) | 2021-08-30 | 2021-08-30 | High-precision crankshaft eccentric excircle follow-up polishing grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111004396.3A CN113649935B (en) | 2021-08-30 | 2021-08-30 | High-precision crankshaft eccentric excircle follow-up polishing grinding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113649935A CN113649935A (en) | 2021-11-16 |
| CN113649935B true CN113649935B (en) | 2023-03-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111004396.3A Active CN113649935B (en) | 2021-08-30 | 2021-08-30 | High-precision crankshaft eccentric excircle follow-up polishing grinding machine |
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| Country | Link |
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| CN (1) | CN113649935B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2502844Y (en) * | 2001-09-04 | 2002-07-31 | 无锡机床股份有限公司 | Diamond contact roller dressing apparatus for grinder |
| CN203254241U (en) * | 2013-04-25 | 2013-10-30 | 孝感伟翔数控机床有限公司 | Numerical control crank shaft follow-up grinding machine |
| CN205588076U (en) * | 2016-03-13 | 2016-09-21 | 固耐重工（苏州）有限公司 | Grinding carriage of large -scale bent axle follow -up grinding machine |
| CN205674020U (en) * | 2016-06-03 | 2016-11-09 | 重庆市永川区宋颖科技有限公司 | A kind of crankshaft grinding machine |
| CN206780075U (en) * | 2017-04-09 | 2017-12-22 | 北京工业大学 | A kind of constant speed bent axle follow-up grinding machining experiment system |
| CN208214988U (en) * | 2018-04-14 | 2018-12-11 | 天津天绿健科技有限公司 | A kind of needle roller grinding device |
| CN113199399A (en) * | 2021-04-26 | 2021-08-03 | 无锡市康村重工轴承有限公司 | Diamond roller arc trimmer |
-
2021
- 2021-08-30 CN CN202111004396.3A patent/CN113649935B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2502844Y (en) * | 2001-09-04 | 2002-07-31 | 无锡机床股份有限公司 | Diamond contact roller dressing apparatus for grinder |
| CN203254241U (en) * | 2013-04-25 | 2013-10-30 | 孝感伟翔数控机床有限公司 | Numerical control crank shaft follow-up grinding machine |
| CN205588076U (en) * | 2016-03-13 | 2016-09-21 | 固耐重工（苏州）有限公司 | Grinding carriage of large -scale bent axle follow -up grinding machine |
| CN205674020U (en) * | 2016-06-03 | 2016-11-09 | 重庆市永川区宋颖科技有限公司 | A kind of crankshaft grinding machine |
| CN206780075U (en) * | 2017-04-09 | 2017-12-22 | 北京工业大学 | A kind of constant speed bent axle follow-up grinding machining experiment system |
| CN208214988U (en) * | 2018-04-14 | 2018-12-11 | 天津天绿健科技有限公司 | A kind of needle roller grinding device |
| CN113199399A (en) * | 2021-04-26 | 2021-08-03 | 无锡市康村重工轴承有限公司 | Diamond roller arc trimmer |
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| Publication number | Publication date |
|---|---|
| CN113649935A (en) | 2021-11-16 |
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