CN105855944A - Device and method for machining cylinder hole surfaces of V-shaped diesel engine - Google Patents
Device and method for machining cylinder hole surfaces of V-shaped diesel engine Download PDFInfo
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- CN105855944A CN105855944A CN201610317760.4A CN201610317760A CN105855944A CN 105855944 A CN105855944 A CN 105855944A CN 201610317760 A CN201610317760 A CN 201610317760A CN 105855944 A CN105855944 A CN 105855944A
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000003754 machining Methods 0.000 title claims abstract description 22
- 238000003825 pressing Methods 0.000 claims description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 230000003044 adaptive effect Effects 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 239000002283 diesel fuel Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 238000003801 milling Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000003672 processing method 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
- Drilling And Boring (AREA)
Abstract
The invention provides a device and method for machining cylinder hole surfaces of a V-shaped diesel engine. By the adoption of the method and device, the planarity, degree of symmetry and position precision of the two rows of milled cylinder hole surfaces, rough-bored and fine-bored holes and seams of a machine body of the V-shaped diesel engine are guaranteed, and the stability of a machining method and process applied when the cylinder hole surfaces are assembled with the machine body of the V-shaped diesel engine and a clamp body is also guaranteed; and alignment can be achieved conveniently in the machining process, and the production efficiency is greatly improved. By the adoption of the device and method for machining the cylinder hole surfaces of the V-shaped diesel engine, the machining quality of the elements, needing to be machined, of the cylinder hole surfaces of the machined body of the V-shaped diesel engine is guaranteed, the procedure bottleneck existing in the efficient machining process of the machined elements of the two rows of cylinder hole surfaces of the machine body of the V-shaped diesel engine is broken, and the device and method have broad application fields and high promotional value.
Description
Technical field
The invention belongs to diesel engine processing technique field, be specifically related to a kind of for processing V-shaped diesel engine cylinder holes
The device and method in face, it is ensured that V-type diesel fuselage two row cylinder holes facing cut face and thick, right boring cylinder holes and
(mainly this V-type diesel fuselage A row, B row cylinder holes face are the planes of symmetry of two 26 ° to seam, flat
The machining element such as the form and position tolerance of face degree, symmetry and cylinder holes requires higher) processing.
Background technology
Two row cylinder holes facing cut faces and thick, right boring cylinder holes and seam (mainly this V-type diesel oil on V-type diesel fuselage
Machine fuselage A row, B row cylinder holes face are the planes of symmetry of two 26 degree, the shape of flatness, symmetry and cylinder holes
The position machining element such as tolerance requires higher) requirement on machining accuracy higher, be the bottleneck of whole fuselage processing
One of, operation break-down add the position degree between each hole in man-hour it is difficult to ensure that.The above-mentioned position fiber crops of centering before processing
Tired, when Digit Control Machine Tool is processed this hole system, owing to the annex (machine tool chief axis) of lathe is vertically downward
Processing, it is impossible to change on 26 ° of faces, therefore cause this V-type diesel cylinder holes face difficulty of processing very big,
And there is the overproof problem of two row cylinder holes face symmetries at diesel oil in 26 ° of cylinder holes face work in-processes of this diesel engine
Just can come out during machine assembling, seriously govern normally producing of diesel engine, therefore having must
Propose to improve.
Summary of the invention
Present invention solves the technical problem that: a kind of device for processing V-shaped diesel engine cylinder holes face and side are provided
Method, it is ensured that V-type diesel fuselage two row cylinder holes facing cut face and thick, right boring cylinder holes and the flatness of seam,
Symmetry, positional precision and processing when being assembled together with V-type diesel fuselage, clamp body
Method and the stability of technique, facilitate centering, drastically increase production efficiency in process.
The technical solution used in the present invention: for the device in processing V-shaped diesel engine cylinder holes face, there is clamp body
And supporter, described clamp body has the inclined working that to be processed with diesel engine gradient is adaptive, institute
State both sides, inclined working top and bottom and be equipped with the upper cushion block and underlay contacted with diesel engine lower surface
Block, wherein inclined working bottom is provided with it is the support platform of 90 degree, described support platform medial surface be provided with
The side cushion block of diesel engine contacts side surfaces, upper surface, inclined-plane between upper cushion block and lower cushion block and
Support platform upper surface is equipped with and supports the adjusting supporting device of side before and after diesel engine, also sets on platform supporting
Having the adjusting means reconciling diesel engine right position, described support body supports is in diesel engine side
The angle that protruding parts is angled with cylinder holes face.
Further, described adjusting supporting device includes studs, pressing plate and regulation supporting, described double end
Threadeding with working face inclined-plane and use the first nut check in stud one end, the studs other end is through pressure
Take on nut check with band after bar hole on plate, the lower surface of described pressing plate one end is shaped with deep-slotted chip breaker, institute
Stating regulation supporting one end to threaded with inclined working and the second nut check, regulation supporting upper end is shaped with
Arc bulb include in deep-slotted chip breaker, the described pressing plate other end be shaped with compression diesel engine with cross bolts
The pressure head in hole.
Further, described adjusting means includes regulating bolt, locking nut and briquetting, described regulation bolt
Screw and stretch out screwed hole outside with supporting the screwed hole being shaped with on platform and lock with locking nut, regulating spiral shell
Bolt stretches out the screwed hole being shaped with on the part of screwed hole and briquetting and screws regulation diesel engine right position.
Further, described supporter includes support bar, screw rod and V-type jacking block, described support bar lower end with
The transverse support bar being placed on ground vertically connects, and described post upper is shaped with screwed hole, and swivel nut screws in
In screwed hole, described screw rod one end screws in the screwed hole of swivel nut, and the screw rod other end screws in V-type briquetting
Screwed hole.
Preferably, the top and bottom of described inclined working are equipped with boss, and described upper cushion block and lower cushion block are equal
It is connected with sunk screw and boss are fixing.
Preferably, described side cushion block is connected by sunk screw and the medial surface supporting platform are fixing.
Preferably, described clamp body lower surface is provided with and the locating piece of lathe table top location.
Also provide for a kind of method for processing V-shaped diesel engine cylinder holes face, comprise the steps:
1) clamp body is fixed on lathe table top；
2) diesel engine bottom surface is placed on upper cushion block and lower cushion block, simultaneously diesel engine side and side
Cushion block contacts；
3) by adjusting means, diesel engine side is held out against, refilled adjusting supporting device, regulated height
Degree size, with side before and after support diesel engine, finally installs supporter in diesel engine side, will
The angle that supporter withstands on protruding parts, diesel engine side angled with cylinder holes face is tightened；
4) first processing V-shaped diesel engine one row cylinder holes facing cut face and thick, right boring cylinder holes and seam, treat this
After machining element completes on row cylinder holes face, unclamp adjusting supporting device and supporter, diesel engine is hung
Load；
4), after the iron filings of cleaning cylinder holes face, diesel engine is turned over turnback and processes institute on another row cylinder holes face
Machining element, repetition step 2 is needed to step 4, just to complete V-type diesel fuselage two row cylinder holes facing cut of knowing clearly
Face and thick, right boring cylinder holes and the processing of seam.
Present invention advantage compared with prior art:
1, easy disassembly of the present invention, simple in construction, it is easy to processing and fabricating, can be effectively improved V-type bavin
Oil machine fuselage two row cylinder holes facing cut face and thick, right boring cylinder holes and the crudy of seam and working (machining) efficiency；
2, use the present invention can shorten the processing non-cutting time (facilitating centering) of digital control plane milling and boring machine, improve
V-type diesel fuselage two row cylinder holes facing cut face and thick, right boring cylinder holes and the crudy of seam；
3, the processing method of the present invention is simple, range is wide, easy to operate, be easy to promote the use of；
4, the present invention is used in the processing of lathe last time clamping, had both ensured the accuracy of manufacture, and had improved again and add work efficiency
Rate, reduces processing cost simultaneously, has the highest practical value.
Accompanying drawing explanation
Fig. 1 is present configuration front view；
Fig. 2 is present configuration top view；
The A direction view of Fig. 3 Fig. 1；
Fig. 4 is that the present invention uses view.
Detailed description of the invention
1-4 describes a kind of embodiment of the present invention below in conjunction with the accompanying drawings.
For the device in processing V-shaped diesel engine cylinder holes face, there is clamp body 1 and supporter 6, described fixture
Body 1 has the inclined working 2 that to be processed with diesel engine gradient is adaptive, described inclined working 2 upper end
It is equipped with the upper cushion block 3 contacted with diesel engine lower surface and lower cushion block 4 with both sides, lower end, specifically checks and approves,
The top and bottom of described inclined working 2 are equipped with boss 27, and described upper cushion block 3 and lower cushion block 4 are all used
Sunk screw is fixing with boss 27 to be connected.
Wherein inclined working 2 bottom is provided with it is the support platform 8 of 90 degree, and described support platform 8 medial surface sets
Have a side cushion block 7 with diesel engine contacts side surfaces, specifically, described side cushion block 7 by sunk screw with
Support the fixing connection of medial surface of platform 8.Upper surface, inclined-plane between upper cushion block 3 and lower cushion block 4 and
Support platform 8 upper surface to be equipped with and support the adjusting supporting device 5 of side before and after diesel engine, specifically, institute
State adjusting supporting device 5 and include studs 11, pressing plate 12 and regulation supporting 13, described studs
Threaded with working face inclined-plane 2 and use the first nut 14 to lock in 11 one end, studs 11 other end
Lock with band shoulder nut 29 after the bar hole 15 on pressing plate 12, the lower end of described pressing plate 12 one end
Being shaped with deep-slotted chip breaker 16 on face, threadeds with inclined working 2 and the second spiral shell in described regulation supporting 13 one end
Female 17 lockings, the arc bulb that regulation supporting 13 upper ends are shaped with is included in deep-slotted chip breaker 16, described pressing plate 12
The other end is shaped with and compresses the pressure head 18 in cross bolts hole with diesel engine.
Supporting the adjusting means 10 being additionally provided with conciliation diesel engine right position on platform 8, specifically, institute
State adjusting means 10 to include regulating bolt 19, locking nut 20 and briquetting 21, described regulation bolt 19
Screw with supporting the screwed hole being shaped with on platform 8 and stretch out screwed hole outside and lock with locking nut 20, adjusting
Joint bolt 19 stretches out the screwed hole being shaped with on the part of screwed hole and briquetting 20 and screws regulation diesel engine
Right position.It is angled with cylinder holes face that described supporter 6 is supported on protruding parts, diesel engine side
Angle, specifically, described supporter 6 includes support bar 22, screw rod 23 and V-type jacking block 24, institute
The transverse support bar 25 of stating support bar 22 lower end and be placed on ground is vertical to be connected, on described support bar 22
End is shaped with screwed hole, and swivel nut 26 screws in screwed hole, and described screw rod 23 one end screws in the screw thread of swivel nut 26
In hole, screw rod 23 other end screws in the screwed hole in V-type briquetting 24.Described clamp body 1 lower surface sets
Have and the locating piece 28 of lathe table top location.
Also provide for a kind of method for processing V-shaped diesel engine cylinder holes face, comprise the steps:
1) clamp body 1 is fixed on lathe table top；
2) diesel engine bottom surface is placed on upper cushion block 3 and lower cushion block 4, diesel engine side simultaneously
Contact with side cushion block 7；First 26 ° of clamp bodies 1 and diesel engine bottom surface, side are assembled together
(being stuck)；
3) by adjusting means 10, diesel engine side is held out against, refilled adjusting supporting device 5, regulation
Good height dimension, with side before and after support diesel engine, finally installs supporter in diesel engine side
6, angle supporter 6 withstanding on protruding parts, diesel engine side angled with cylinder holes face is tightened；
Specifically, with regulation bolt 19, diesel engine side is held out against；Load onto studs 11, regulation supporting
13 and pressing plate 12 take on nut (M24) 29 with band and tighten；Finally load onto transverse support bar 25 in fuselage side
With support bar 22, screw rod 23 is screwed in support bar 22, be loaded on V-type jacking block 24, regulate height
Size, withstands on V-type jacking block 22 protruding parts, diesel engine side and tightens with angle, 26 ° of cylinder holes face；
4) first processing V-shaped diesel engine one row cylinder holes facing cut face and thick, right boring cylinder holes and seam, treat this
After on row cylinder holes face, machining element completes, unclamp and back-out band shoulder nut (M24) 29, takes off pressing plate 12,
Unclamp V-type jacking block 24, diesel engine lifting is got up；
4), after the iron filings of cleaning cylinder holes face, diesel engine is turned over turnback and processes institute on another row cylinder holes face
Machining element, repetition step 2 is needed to step 4, just to complete V-type diesel fuselage two row cylinder holes facing cut of knowing clearly
Face and thick, right boring cylinder holes and the processing of seam.
Not being an entirety due to this fixture, 26 ° of clamp bodies 1 and supporting mass 6 combine one and reinstate, it is simply that adopt
With 26 ° of faces being adjusted to the principle of a plane machining, convenient processing in process, it is to avoid fill back and forth
Folder, lifting, thus improve the service life of 26 ° of clamp bodies 1, it is ensured that V-type diesel fuselage two arranges
Cylinder holes facing cut face and thick, right boring cylinder holes and seam (mainly this V-type diesel fuselage A row, B row cylinder holes
Face is the machining element requirements such as the plane of symmetry of two 26 °, the form and position tolerance of flatness, symmetry and cylinder holes
Higher) crudy, when fixture manufactures with supporting mass 6 by diesel engine side jack-up come, examine
Consider in the reliability of plane milling and boring machine process equipment and the stability of lathe and processing and whether operative employee is had
There is security；Due to diesel engine bottom surface relative narrower, it is placed on 26 ° of clamp bodies, it appears this V-type
The big body of fuselage head is little, inharmonious, there is potential safety hazard, designs supporting mass 6 on frock side, with 26 °
Clamp body 1 is with the use of, it is ensured that the security of frock.Clamp body 1 side subscript is recorded workpoints during fabrication
Dress numbers the size with processed hole and order, and workman so can be instructed proper use of.
The V-type diesel fuselage two row cylinder holes facing cut face processed with this device and thick, right boring cylinder holes and seam etc.
Machining element, dimensional accuracy and positional precision disclosure satisfy that drawing requirement, improve V-type diesel simultaneously
The crudy of fuselage and production efficiency, it is ensured that machining element needed for V-type diesel fuselage cylinder holes face
Crudy, breaches bottle present in the machining element highly-efficient processing of V-type diesel fuselage two row cylinder holes face
Neck operation, has wide application and preferable promotional value
Above-described embodiment, simply presently preferred embodiments of the present invention, be not used for limiting the scope of the present invention,
Therefore all with content described in the claims in the present invention done equivalence change, all should be included in right of the present invention want
Within the scope of asking.
Claims (8)
1., for the device in processing V-shaped diesel engine cylinder holes face, there is clamp body (1) and supporter (6),
It is characterized in that: the work that described clamp body (1) has to be processed with diesel engine gradient adaptive is oblique
Face (2), described inclined working (2) both sides, top and bottom are equipped with and contact with diesel engine lower surface
Upper cushion block (3) and lower cushion block (4), wherein inclined working (2) bottom be provided with its be 90 degree
Support platform (8), described support platform (8) medial surface is provided with the side cushion block (7) with diesel engine contacts side surfaces,
Upper surface, inclined-plane and support platform (8) upper surface between upper cushion block (3) and lower cushion block (4) are all provided with
Have and support the adjusting supporting device (5) of side before and after diesel engine, be additionally provided with conciliation supporting on platform (8)
The adjusting means (10) of diesel engine right position, described supporter (6) is supported on diesel engine
The angle that protruding parts, side is angled with cylinder holes face.
Device for processing V-shaped diesel engine cylinder holes face the most according to claim 1, its feature exists
In: described adjusting supporting device (5) includes studs (11), pressing plate (12) and regulation supporting (13),
Threaded with working face inclined-plane (2) and lock with the first nut (14) in described studs (11) one end
Tightly, studs (11) other end takes on nut with band after the bar hole (15) on pressing plate (12)
(29) locking, the lower surface of described pressing plate (12) one end is shaped with deep-slotted chip breaker (16), and described regulation is propped up
Hold (13) one end to threaded with inclined working (2) and the second nut (17) locking, regulation supporting
(13) the arc bulb that upper end is shaped with is included in deep-slotted chip breaker (16), described pressing plate (12) other end system
Have and compress the pressure head (18) in cross bolts hole with diesel engine.
Device for processing V-shaped diesel engine cylinder holes face the most according to claim 1, its feature exists
In: described adjusting means (10) includes regulating bolt (19), locking nut (20) and briquetting (21),
Described regulation bolt (19) with support the screwed hole being shaped with on platform (8) screw and stretch out screwed hole outside and
Lock with locking nut (20), regulation bolt (19) stretch out the part of screwed hole with on briquetting (20)
The screwed hole being shaped with screws regulation diesel engine right position.
Device for processing V-shaped diesel engine cylinder holes face the most according to claim 1, its feature exists
In: described supporter (6) includes support bar (22), screw rod (23) and V-type jacking block (24), described
Support bar (22) lower end is vertical with the transverse support bar (25) being placed on ground to be connected, described support bar
(22) upper end is shaped with screwed hole, and swivel nut (26) screws in screwed hole, and described screw rod (23) one end is revolved
Entering in the screwed hole of swivel nut (26), screw rod (23) other end screws in the screw thread in V-type briquetting (24)
Hole.
5. according to the dress for processing V-shaped diesel engine cylinder holes face described in claim 1 or 2 or 3 or 4
Put, it is characterised in that: the top and bottom of described inclined working (2) are equipped with boss (27), described
Upper cushion block (3) and lower cushion block (4) are all connected with sunk screw and boss (27) are fixing.
Device for processing V-shaped diesel engine cylinder holes face the most according to claim 5, its feature exists
In: described side cushion block (7) is connected by sunk screw and the medial surface supporting platform (8) are fixing.
Device for processing V-shaped diesel engine cylinder holes face the most according to claim 6, its feature exists
In: described clamp body (1) lower surface is provided with and the locating piece (28) of lathe table top location.
Method for processing V-shaped diesel engine cylinder holes face the most as claimed in claim 1 or 2 or 3 or 4,
It is characterized in that comprising the steps:
1) clamp body (1) is fixed on lathe table top；
2) diesel engine bottom surface is placed on upper cushion block (3) and lower cushion block (4), diesel engine simultaneously
Body side contacts with side cushion block (7)；
3) by adjusting means (10), diesel engine side is held out against, has refilled adjusting supporting device (5),
Regulate height dimension to support side before and after diesel engine, finally install in diesel engine side
Support body (6), withstands on, by supporter (6), the folder that protruding parts, diesel engine side is angled with cylinder holes face
Tighten at angle；
4) first processing V-shaped diesel engine one row cylinder holes facing cut face and thick, right boring cylinder holes and seam, treat this
After machining element completes on row cylinder holes face, unclamp adjusting supporting device (5) and supporter (6), by diesel oil
The lifting of machine fuselage is got up；
4), after the iron filings of cleaning cylinder holes face, diesel engine is turned over turnback and processes institute on another row cylinder holes face
Machining element, repetition step 2 is needed to step 4, just to complete V-type diesel fuselage two row cylinder holes facing cut of knowing clearly
Face and thick, right boring cylinder holes and the processing of seam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610317760.4A CN105855944B (en) | 2016-05-13 | 2016-05-13 | For processing the device and method in V-type diesel cylinder holes face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610317760.4A CN105855944B (en) | 2016-05-13 | 2016-05-13 | For processing the device and method in V-type diesel cylinder holes face |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105855944A true CN105855944A (en) | 2016-08-17 |
| CN105855944B CN105855944B (en) | 2018-01-05 |
Family
ID=56630912
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610317760.4A Active CN105855944B (en) | 2016-05-13 | 2016-05-13 | For processing the device and method in V-type diesel cylinder holes face |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107378082A (en) * | 2017-08-24 | 2017-11-24 | 湖南凯斯机械股份有限公司 | The monoblock type processing method and its fixture of a kind of transition |
| CN108705348A (en) * | 2018-08-07 | 2018-10-26 | 青岛淄柴博洋柴油机股份有限公司 | A kind of V-type diesel body boring and milling tooling |
| CN108838718A (en) * | 2018-08-28 | 2018-11-20 | 江门市蓬江区星硕方数控设备有限公司 | A kind of milling boring equipment can be used for oblique surface machining |
| CN110153750A (en) * | 2019-06-24 | 2019-08-23 | 彭银秀 | A kind of special fixture for aluminum profile numerical control machining center |
| CN112589490A (en) * | 2020-12-15 | 2021-04-02 | 贵州凯星液力传动机械有限公司 | Sawtooth-shaped surface milling processing clamp and method for sawtooth-shaped part |
| CN113927249A (en) * | 2021-10-20 | 2022-01-14 | 陕西柴油机重工有限公司 | Efficient three-dimensional composite processing device and method for V-shaped engine body of large marine diesel engine |
| CN114952676A (en) * | 2022-07-27 | 2022-08-30 | 江苏时代新能源科技有限公司 | Battery monomer fixing device and battery monomer check out test set |
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| CN204711610U (en) * | 2015-04-17 | 2015-10-21 | 安徽工程大学 | Engine cylinder cover bores and attacks heating wire hole machined fixture |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107378082A (en) * | 2017-08-24 | 2017-11-24 | 湖南凯斯机械股份有限公司 | The monoblock type processing method and its fixture of a kind of transition |
| CN108705348A (en) * | 2018-08-07 | 2018-10-26 | 青岛淄柴博洋柴油机股份有限公司 | A kind of V-type diesel body boring and milling tooling |
| CN108838718A (en) * | 2018-08-28 | 2018-11-20 | 江门市蓬江区星硕方数控设备有限公司 | A kind of milling boring equipment can be used for oblique surface machining |
| CN110153750A (en) * | 2019-06-24 | 2019-08-23 | 彭银秀 | A kind of special fixture for aluminum profile numerical control machining center |
| CN112589490A (en) * | 2020-12-15 | 2021-04-02 | 贵州凯星液力传动机械有限公司 | Sawtooth-shaped surface milling processing clamp and method for sawtooth-shaped part |
| CN113927249A (en) * | 2021-10-20 | 2022-01-14 | 陕西柴油机重工有限公司 | Efficient three-dimensional composite processing device and method for V-shaped engine body of large marine diesel engine |
| CN113927249B (en) * | 2021-10-20 | 2024-05-24 | 陕西柴油机重工有限公司 | High-efficiency three-dimensional composite processing device and method for V-shaped engine body of large marine diesel engine |
| CN114952676A (en) * | 2022-07-27 | 2022-08-30 | 江苏时代新能源科技有限公司 | Battery monomer fixing device and battery monomer check out test set |
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| Publication number | Publication date |
|---|---|
| CN105855944B (en) | 2018-01-05 |
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Inventor after: Ma Ayan Inventor after: Wei Dongdong Inventor after: Sun Zhihong Inventor before: Ma Ayan Inventor before: Wei Dongdong |