CN117340657A - Positioning tool and cylinder cover machining positioning method - Google Patents
Positioning tool and cylinder cover machining positioning method Download PDFInfo
- Publication number
- CN117340657A CN117340657A CN202311658599.3A CN202311658599A CN117340657A CN 117340657 A CN117340657 A CN 117340657A CN 202311658599 A CN202311658599 A CN 202311658599A CN 117340657 A CN117340657 A CN 117340657A
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- positioning
- cylinder head
- assembly
- processed
- machined
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- 238000003754 machining Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000005484 gravity Effects 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000007781 pre-processing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/22—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring existing or desired position of tool or work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention belongs to the technical field of cylinder cover machining and discloses a positioning tool and a cylinder cover machining and positioning method. The positioning tool comprises a base, a positioning assembly and a clamping assembly, wherein a mounting station is arranged on the base, and the mounting station can accommodate a cylinder cover to be processed; the positioning component and the clamping component are arranged on the periphery of the mounting station to position the cylinder cover to be processed. The positioning tool can improve the positioning precision of the cylinder cover to be processed, and improve the processing precision of the cylinder cover to be processed and the quality of finished products.
Description
Technical Field
The invention relates to the technical field of cylinder cover machining, in particular to a positioning tool and a cylinder cover machining and positioning method.
Background
The cylinder head is a critical component of the overall diesel power system. At present, in the processing process of the cylinder cover, a positioning mode of one surface and two pins is generally adopted to position the cylinder cover.
However, because of the machining error between the pin holes and the positioning pins, which are pre-machined in the cylinder head, the positioning accuracy of the cylinder head is insufficient, and the cylinder head has poor machining consistency. In addition, in the prior art, no scheme for correcting errors between theoretical coordinates of processing equipment and actual coordinates of a cylinder head is available, so that the processing precision of the cylinder head is insufficient, and the quality of a finished product is affected.
Therefore, a positioning tool and a cylinder head processing positioning method are needed to solve the above problems.
Disclosure of Invention
According to one aspect of the invention, the purpose is to provide a positioning tool, which can improve the positioning precision and stability of a cylinder cover to be processed.
To achieve the purpose, the invention adopts the following technical scheme:
the positioning tool comprises a base, a positioning assembly and a clamping assembly, wherein a mounting station is arranged on the base, and the mounting station can accommodate the cylinder cover to be processed; the positioning assembly and the clamping assembly are arranged on the periphery of the mounting station so as to position the cylinder cover to be machined.
As the preferable scheme of the positioning tool provided by the invention, the positioning assembly comprises a first positioning column, a second positioning column and a third positioning column, wherein the first positioning column, the second positioning column and the third positioning column are distributed on the periphery side of the installation station, and the cylinder head to be processed is abutted and clamped between the first positioning column, the second positioning column and the third positioning column.
As the preferable scheme of the positioning tool provided by the invention, the side shapes of the first positioning column, the second positioning column and the third positioning column facing the mounting station are matched with the side shape of the cylinder cover to be processed.
As the preferable scheme of the positioning tool provided by the invention, the clamping assembly comprises a first clamping piece and a second clamping piece, the first clamping piece and the second clamping piece are rotatably arranged on the base and are respectively arranged on two sides of the mounting station in the width direction, and the first clamping piece and the second clamping piece are rotated to be close to or far away from each other so as to switch between a clamping state and a releasing state.
As the preferable scheme of the positioning tool provided by the invention, when the first clamping piece and the second clamping piece are in a clamping state, the first clamping piece and the second clamping piece can be inserted into the air passage of the cylinder head to be processed.
As the preferable scheme of the positioning tool provided by the invention, the positioning assembly further comprises a bottom support piece, wherein the bottom support piece is arranged at the bottom of the installation station in the gravity direction so as to support the cylinder cover to be processed.
As the preferable scheme of the positioning tool provided by the invention, the positioning tool further comprises a pressing component, wherein the pressing component is arranged on the base and positioned at the top of the installation station in the gravity direction, and can stretch and retract along the gravity direction so as to press the cylinder cover to be processed or separate from the cylinder cover to be processed.
As the preferable scheme of the positioning tool provided by the invention, the two mounting stations are arranged on the base at intervals along the width direction, and the positioning assembly and the clamping assembly are arranged on the periphery of each mounting station.
According to another aspect of the invention, an object is to provide a cylinder head machining positioning method, which can improve the positioning precision of a cylinder head to be machined, correct errors between theoretical coordinates of machining equipment and actual coordinates of the cylinder head to be machined, and improve the machining precision and finished product quality of the cylinder head to be machined.
To achieve the purpose, the invention adopts the following technical scheme:
the cylinder cover machining positioning method adopts the positioning tool according to any one of the above schemes to fix the cylinder cover to be machined, and comprises the following steps:
step S100, positioning and fixing a cylinder cover to be processed;
step 200, measuring deviation values between actual positions and theoretical positions of two pin holes of the cylinder cover to be machined;
step S300, if the deviation value is in the error range, carrying out coordinate system compensation on the processing equipment according to the actual position; and if the deviation value exceeds the error range, judging that the cylinder cover to be processed is unqualified, and performing offline of the cylinder cover to be processed.
As a preferable mode of the cylinder head machining positioning method provided by the invention, in step S200, the actual position and the theoretical position of the two pin holes are represented by the X coordinate and the Y coordinate.
As the preferable scheme of the cylinder cover machining and positioning method provided by the invention, the error range is as follows: the Y coordinate deviation DeltaY is less than or equal to 0.015mm, and the X coordinate deviation DeltaX is less than or equal to 0.3mm.
The invention has the beneficial effects that:
the positioning tool provided by the invention comprises a base, a positioning assembly and a clamping assembly. The base is provided with a mounting station which can accommodate the cylinder head to be processed. The positioning component and the clamping component are arranged on the periphery of the mounting station to position the cylinder cover to be processed. That is, a mounting station is provided on the base to provide a basic location for the cylinder head to be machined. Under the combined action of the positioning assembly and the clamping assembly, the cylinder cover to be machined can be fixed relative to the machining equipment, and factors affecting the precision of further machining the cylinder cover to be machined of subsequent machining equipment are eliminated from the source.
According to the cylinder cover machining positioning method, the deviation between the actual coordinates of the cylinder cover to be machined and the theoretical coordinates of the machining equipment is obtained by measuring the deviation value between the actual positions and the theoretical positions of the two pin holes of the cylinder cover to be machined, so that a foundation is provided for subsequent coordinate correction. If the deviation value is in the error range, carrying out coordinate system compensation on the processing equipment according to the actual position; and if the deviation value exceeds the error range, judging that the cylinder cover to be processed is unqualified, and performing offline of the cylinder cover to be processed. By taking the deviation value and the error range as the basis, unqualified cylinder heads to be processed caused by the pre-processing error can be screened in advance, and factors affecting the precision of further processing the cylinder heads to be processed by subsequent processing equipment are eliminated from the source.
Drawings
FIG. 1 is a flow chart of a cylinder head tooling positioning method provided by an embodiment of the invention;
fig. 2 is a schematic structural diagram of a positioning tool according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a positioning tool according to a second embodiment of the present invention;
fig. 4 is a front view of a positioning tool provided by an embodiment of the present invention.
In the figure:
1. a cylinder head to be processed;
10. a base; 11. installing a station;
20. a positioning assembly; 21. a first positioning column; 22. a second positioning column; 23. a third positioning column; 24. a bottom support;
30. clamping the assembly; 31. a first clamping member; 32. a second clamping member;
40. and pressing the component.
Detailed Description
The invention is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present invention are shown in the drawings.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", "left", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
Fig. 1 shows a flowchart of a cylinder head processing positioning method provided by an embodiment of the present invention. Referring to fig. 1, the present embodiment provides a cylinder head machining positioning method. The cylinder cover machining and positioning method specifically comprises the following steps:
step S100, positioning and fixing the cylinder cover 1 to be processed;
step 200, measuring deviation values between actual positions and theoretical positions of two pin holes of the cylinder cover 1 to be processed;
step S300, if the deviation value is in the error range, carrying out coordinate system compensation on the processing equipment according to the actual position; if the deviation value exceeds the error range, judging that the cylinder head 1 to be processed is not qualified, and performing the offline of the cylinder head 1 to be processed.
Specifically, in step S200, the actual positions and the theoretical positions of the two pin holes are expressed in X coordinates and Y coordinates. The two pin holes are machined in advance on the cylinder head 1 to be machined according to the drawing. In this embodiment, the XY coordinates of the two pin holes are determined specifically by using the rani shaoxing probe, and the actual reference coordinate system of the two pin holes can be obtained through calculation.
More specifically, in this embodiment, the error range is as follows: the Y coordinate deviation DeltaY is less than or equal to 0.015mm, and the X coordinate deviation DeltaX is less than or equal to 0.3mm. That is, the actual pin hole position is (X 1 ，Y 1 ) Theoretical position is (X 2 ，Y 2 ) If X 1 And X is 2 The absolute value DeltaX of the difference between them is less than or equal to 0.3mm, and Y 1 And Y is equal to 2 If the absolute value delta Y of the difference value is less than or equal to 0.015mm, the cylinder cover 1 to be processed can be considered to be pre-processed to be qualified, and the step S300 can be performed; and otherwise, directly judging that the cylinder cover 1 to be processed is unqualified in preprocessing, and directly carrying out blanking treatment.
After step S300, step S400 is further performed, and the processing device is used to perform subsequent processing on the cylinder head 1 to be processed. The processing apparatus may be a numerical control machine or the like, and the embodiment is not limited thereto.
Fig. 2 shows a first structural schematic diagram of a positioning tool according to an embodiment of the present invention; fig. 3 shows a second structural schematic diagram of the positioning tool according to the embodiment of the present invention; fig. 4 shows a front view of a positioning tool provided by an embodiment of the present invention. Referring to fig. 2-4, the present embodiment further provides a positioning tool. In the cylinder head processing and positioning method provided in the embodiment, step S100 is performed by using the positioning tool.
Specifically, the positioning tool comprises a base 10, a positioning assembly 20 and a clamping assembly 30. The base 10 is provided with a mounting station 11, which mounting station 11 is capable of accommodating the cylinder head 1 to be machined. The positioning assembly 20 and the clamping assembly 30 are arranged on the periphery of the mounting station 11 to position the cylinder head 1 to be machined.
More specifically, the positioning assembly 20 includes a first positioning column 21, a second positioning column 22 and a third positioning column 23, wherein the first positioning column 21, the second positioning column 22 and the third positioning column 23 are fixedly mounted on the base 10 and distributed on the periphery of the mounting station 11, and the cylinder head 1 to be processed is abutted against and tightly clamped between the first positioning column 21, the second positioning column 22 and the third positioning column 23.
Preferably, the side shape of the first positioning column 21, the second positioning column 22 and the third positioning column 23 towards the mounting station 11 matches the side shape of the cylinder head 1 to be machined. In this embodiment, the first positioning column 21, the second positioning column 22 and the third positioning column 23 are all in a columnar structure with semicircular sections, and one side of the side portion abutting against the cylinder head 1 to be processed is a plane, so that the contact area with the cylinder head 1 to be processed is effectively increased, and the positioning stability of the cylinder head 1 to be processed is improved.
More specifically, the positioning assembly 20 further includes a bottom support 24. The bottom of the installation station 11 in the gravity direction is provided with two bottom supports 24 at intervals in the width direction to stably support the cylinder head 1 to be machined.
Preferably, the positioning fixture further comprises a pressing component 40. The pressing component 40 is disposed on the base 10 and located at the top of the installation station 11 in the gravity direction, and can stretch and retract along the gravity direction to press the cylinder head 1 to be processed or separate from the cylinder head 1 to be processed. The pressing assembly 40 includes a telescopic rod and a driving member, the driving member is fixedly disposed on the base 10, the telescopic rod is connected to the driving member along the gravity direction, and the driving member can drive the telescopic rod to stretch and retract. When the telescopic rod stretches out along the gravity, the cylinder cover 1 to be processed can be pressed against the bottom support piece 24, and the positioning reliability of the cylinder cover 1 to be processed is further ensured. In this embodiment, the driving member is a hydraulic assembly that cooperates with the telescopic rod to form a hydraulic reciprocating member.
With continued reference to fig. 1-3, the clamping assembly 30 includes a first clamping member 31 and a second clamping member 32. The first clamping member 31 and the second clamping member 32 are rotatably disposed on the base 10 and are disposed on both sides of the mounting station 11 in the width direction, respectively, and the first clamping member 31 and the second clamping member 32 are rotated closer to or farther away from each other to switch between a clamping state and a releasing state. When the first clamping piece 31 and the second clamping piece 32 are in a clamping state, the cylinder head 1 to be processed can be fixed; when the first clamping member 31 and the second clamping member 32 are in the released state, the fixation of the cylinder head 1 to be machined is released, and at this time, replacement of the cylinder head 1 to be machined is possible. In this embodiment, the first clamping member 31 and the second clamping member 32 are respectively in arc-shaped block structures and are respectively connected to a first hydraulic rotation driving portion and a second hydraulic rotation driving portion, and the first hydraulic rotation driving portion and the second hydraulic rotation driving portion are respectively disposed on the base 10 and can respectively drive the first clamping member 31 and the second clamping member 32 to rotate.
Specifically, the first clamping member 31 and the second clamping member 32 can be inserted into the air passage of the cylinder head 1 to be machined while in the clamped state. By the above arrangement, the assembling reliability of the first clamping member 31 and the second clamping member 32 with the cylinder head 1 to be machined can be further improved, and the fixing property of the cylinder head 1 to be machined can be ensured.
Preferably, the base 10 is provided with two mounting stations 11 spaced apart in the width direction, and each of the mounting stations 11 is provided with the positioning assembly 20 and the sandwiching assembly 30 on the peripheral side. Through the arrangement, the positioning and fixing of the two cylinder heads 1 to be processed can be simultaneously realized on the same base 10, so that the processing efficiency is improved. And two cylinder heads 1 to be processed positioned on one base 10 can be processed by adopting the same cutter of processing equipment, so that the consistency of subsequent processing of the cylinder heads 1 to be processed is effectively improved.
It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the invention. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (11)
1. The positioning tool is characterized by comprising a base (10), a positioning assembly (20) and a clamping assembly (30), wherein a mounting station (11) is arranged on the base (10), and the mounting station (11) can accommodate a cylinder cover (1) to be processed; the positioning assembly (20) and the clamping assembly (30) are arranged on the periphery of the mounting station (11) so as to position the cylinder head (1) to be machined.
2. The positioning tool according to claim 1, wherein the positioning assembly (20) comprises a first positioning column (21), a second positioning column (22) and a third positioning column (23), the first positioning column (21), the second positioning column (22) and the third positioning column (23) are distributed on the periphery of the mounting station (11), and the cylinder head (1) to be processed is abutted and clamped between the first positioning column (21), the second positioning column (22) and the third positioning column (23).
3. Positioning tool according to claim 2, characterized in that the side shape of the first, second and third positioning posts (21, 22, 23) towards the mounting station (11) matches the side shape of the cylinder head (1) to be machined.
4. A positioning tool according to claim 3, wherein the clamping assembly (30) comprises a first clamping member (31) and a second clamping member (32), the first clamping member (31) and the second clamping member (32) are rotatably arranged on the base (10) and are respectively arranged on two sides of the mounting station (11) in the width direction, and the first clamping member (31) and the second clamping member (32) are rotated close to or away from each other to switch between a clamping state and a releasing state.
5. The positioning tool according to claim 4, wherein the first clamping member (31) and the second clamping member (32) are insertable into the air passage of the cylinder head (1) to be machined when in a clamped state.
6. The positioning tool according to any one of claims 1-5, wherein the positioning assembly (20) further comprises a bottom support (24), the bottom support (24) being arranged at the bottom of the mounting station (11) in the direction of gravity for supporting the cylinder head (1) to be machined.
7. The positioning tool according to any one of claims 1-5, further comprising a pressing assembly (40), wherein the pressing assembly (40) is disposed on the base (10) and located on top of the mounting station (11) in the gravity direction, and can stretch and retract in the gravity direction to press the cylinder head (1) to be machined or separate from the cylinder head (1) to be machined.
8. The positioning tool according to any one of claims 1-5, wherein the base (10) is provided with two mounting stations (11) at intervals in a width direction, and each mounting station (11) is provided with the positioning assembly (20) and the sandwiching assembly (30) on a peripheral side.
9. The cylinder head machining positioning method is characterized in that the positioning fixture according to any one of claims 1-8 is adopted for positioning and fixing the cylinder head (1) to be machined, and the cylinder head machining positioning method comprises the following steps:
s100, positioning and fixing the cylinder cover (1) to be processed;
s200, measuring deviation values between actual positions and theoretical positions of two pin holes of the cylinder cover (1) to be machined;
s300, if the deviation value is in the error range, carrying out coordinate system compensation on the processing equipment according to the actual position; and if the deviation value exceeds the error range, judging that the cylinder cover (1) to be processed is unqualified, and performing off-line of the cylinder cover (1) to be processed.
10. The cylinder head processing positioning method according to claim 9, characterized in that in step S200, the actual position and the theoretical position of the two pin holes are represented in X-coordinate and Y-coordinate.
11. The cylinder head tooling positioning method according to claim 10, wherein the error range is: the Y coordinate deviation DeltaY is less than or equal to 0.015mm, and the X coordinate deviation DeltaX is less than or equal to 0.3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311658599.3A CN117340657A (en) | 2023-12-06 | 2023-12-06 | Positioning tool and cylinder cover machining positioning method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311658599.3A CN117340657A (en) | 2023-12-06 | 2023-12-06 | Positioning tool and cylinder cover machining positioning method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117340657A true CN117340657A (en) | 2024-01-05 |
Family
ID=89358025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311658599.3A Pending CN117340657A (en) | 2023-12-06 | 2023-12-06 | Positioning tool and cylinder cover machining positioning method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117340657A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007008699A1 (en) * | 2007-02-20 | 2008-08-21 | Deutsche Mechatronics Gmbh | Quality control method for manufacturing of part from workpiece, involves analyzing error images, qualitatively evaluating deviations under allocation of causes, and eliminating respective cause |
| CN203853835U (en) * | 2014-05-06 | 2014-10-01 | 潍柴动力股份有限公司 | Clamp for machining of positioning pin hole of cylinder cover of engine |
| CN204471038U (en) * | 2015-01-19 | 2015-07-15 | 浙江诺通机车部件有限公司 | The two angle processing auxiliary clamp of a kind of cylinder cover |
| CN105716552A (en) * | 2015-05-28 | 2016-06-29 | 中国电子科技集团公司第四十一研究所 | Determination method for terahertz waveguide flange to position cotter hole position |
| CN105834781A (en) * | 2016-04-22 | 2016-08-10 | 安庆中船动力配套有限公司 | Boring fixture for two-dimensional inclined hole of cylinder cover |
| CN106500593A (en) * | 2016-10-31 | 2017-03-15 | 哈尔滨工业大学 | Aviation electric connector contact pin position deviation detection method |
| CN106624910A (en) * | 2016-10-21 | 2017-05-10 | 重庆典果成实业有限公司 | Automobile engine cylinder body clamp |
| CN107498266A (en) * | 2017-09-11 | 2017-12-22 | 芜湖永裕汽车工业股份有限公司 | The processing method of engine cylinder cap |
| CN109282772A (en) * | 2018-11-23 | 2019-01-29 | 安徽华菱汽车有限公司 | A kind of measurement of cylinder head blank and workpiece coordinate system determine method |
| CN208584259U (en) * | 2018-08-15 | 2019-03-08 | 中山市泰世达机械自动化有限公司 | A kind of connecting rod hydraulic vertical template fixture |
| CN110076597A (en) * | 2019-05-24 | 2019-08-02 | 芜湖永裕汽车工业股份有限公司 | Engine cylinder cap oil sealing hole and camshaft hole fixture for processing and processing method |
| CN214722553U (en) * | 2021-06-29 | 2021-11-16 | 上海纳申汽车零部件有限公司 | Duplex universal joint fork milling plane clamp |
| CN114047698A (en) * | 2021-11-12 | 2022-02-15 | 中国航发沈阳黎明航空发动机有限责任公司 | Numerical control machine tool precision self-adaptive compensation method |
-
2023
- 2023-12-06 CN CN202311658599.3A patent/CN117340657A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007008699A1 (en) * | 2007-02-20 | 2008-08-21 | Deutsche Mechatronics Gmbh | Quality control method for manufacturing of part from workpiece, involves analyzing error images, qualitatively evaluating deviations under allocation of causes, and eliminating respective cause |
| CN203853835U (en) * | 2014-05-06 | 2014-10-01 | 潍柴动力股份有限公司 | Clamp for machining of positioning pin hole of cylinder cover of engine |
| CN204471038U (en) * | 2015-01-19 | 2015-07-15 | 浙江诺通机车部件有限公司 | The two angle processing auxiliary clamp of a kind of cylinder cover |
| CN105716552A (en) * | 2015-05-28 | 2016-06-29 | 中国电子科技集团公司第四十一研究所 | Determination method for terahertz waveguide flange to position cotter hole position |
| CN105834781A (en) * | 2016-04-22 | 2016-08-10 | 安庆中船动力配套有限公司 | Boring fixture for two-dimensional inclined hole of cylinder cover |
| CN106624910A (en) * | 2016-10-21 | 2017-05-10 | 重庆典果成实业有限公司 | Automobile engine cylinder body clamp |
| CN106500593A (en) * | 2016-10-31 | 2017-03-15 | 哈尔滨工业大学 | Aviation electric connector contact pin position deviation detection method |
| CN107498266A (en) * | 2017-09-11 | 2017-12-22 | 芜湖永裕汽车工业股份有限公司 | The processing method of engine cylinder cap |
| CN208584259U (en) * | 2018-08-15 | 2019-03-08 | 中山市泰世达机械自动化有限公司 | A kind of connecting rod hydraulic vertical template fixture |
| CN109282772A (en) * | 2018-11-23 | 2019-01-29 | 安徽华菱汽车有限公司 | A kind of measurement of cylinder head blank and workpiece coordinate system determine method |
| CN110076597A (en) * | 2019-05-24 | 2019-08-02 | 芜湖永裕汽车工业股份有限公司 | Engine cylinder cap oil sealing hole and camshaft hole fixture for processing and processing method |
| CN214722553U (en) * | 2021-06-29 | 2021-11-16 | 上海纳申汽车零部件有限公司 | Duplex universal joint fork milling plane clamp |
| CN114047698A (en) * | 2021-11-12 | 2022-02-15 | 中国航发沈阳黎明航空发动机有限责任公司 | Numerical control machine tool precision self-adaptive compensation method |
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