CN111633553A - Large-diameter inner hole vertical lathe polishing tool and integrated machining method for improving roughness - Google Patents
Large-diameter inner hole vertical lathe polishing tool and integrated machining method for improving roughness Download PDFInfo
- Publication number
- CN111633553A CN111633553A CN202010480629.6A CN202010480629A CN111633553A CN 111633553 A CN111633553 A CN 111633553A CN 202010480629 A CN202010480629 A CN 202010480629A CN 111633553 A CN111633553 A CN 111633553A
- Authority
- CN
- China
- Prior art keywords
- inner hole
- mounting groove
- vertical lathe
- connecting plate
- workpiece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005498 polishing Methods 0.000 title claims abstract description 19
- 238000003754 machining Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims abstract description 16
- 229910001651 emery Inorganic materials 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 9
- 238000003672 processing method Methods 0.000 claims abstract description 5
- 239000004576 sand Substances 0.000 claims description 4
- 238000005461 lubrication Methods 0.000 claims description 3
- 239000010705 motor oil Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000003822 epoxy resin Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 238000007514 turning Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- 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
- B24B33/00—Honing machines or devices; Accessories therefor
- B24B33/02—Honing machines or devices; Accessories therefor designed for working internal surfaces of revolution, e.g. of cylindrical or conical shapes
-
- 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
- B24B27/00—Other grinding machines or devices
- B24B27/0092—Grinding attachments for lathes or the like
-
- 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
- B24B33/00—Honing machines or devices; Accessories therefor
- B24B33/08—Honing tools
- B24B33/082—Honing tools having only one honing stone
-
- 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
- B24B33/00—Honing machines or devices; Accessories therefor
- B24B33/08—Honing tools
- B24B33/084—Honing tools having honing stones at the end of bars
-
- 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
- B24B33/00—Honing machines or devices; Accessories therefor
- B24B33/10—Accessories
-
- 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
- B24B49/006—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 taking regard of the speed
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to a large-diameter inner hole vertical lathe polishing tool and an integrated processing method for improving roughness, wherein the tool comprises a main body block, a connecting plate, a honing emery stick and an elastic element, wherein: the main body block is used for being connected to a tool rest of a vertical lathe and is provided with a working end used for pointing to the side wall of an inner hole of a workpiece fixed on a rotary worktable of the vertical lathe, and the working end of the main body block is provided with an installation groove; the connecting plate is embedded in the mounting groove and is provided with an extending part protruding out of the opening of the mounting groove, and the connecting plate can slide on a straight line of the working end pointing direction relative to the mounting groove; the honing emery stick is arranged at the tail end of the extension part of the connecting plate; the elastic element is arranged in the mounting groove and acts on the connecting plate to apply elastic force pointing to the outer direction of the mounting groove to the connecting plate. Compared with the prior art, the method is simple, efficient and low in cost, can adapt to the machining of the large-diameter inner hole with high requirement on roughness, can clamp a workpiece on a vertical lathe once to complete machining, and ensures form and position tolerance.
Description
Technical Field
The invention relates to the technical field of large-diameter inner hole machining, in particular to a large-diameter inner hole vertical lathe polishing tool and an integrated machining method for improving roughness.
Background
At present, for the cylinder inner bore with the size larger than phi 1000mm and the roughness drawing requirement smaller than 1.6, a manufacturer does not have a machine tool to process, and although a foreign company has a special machine tool, the processing cost is very high, the processing period cannot be guaranteed, and the production progress is influenced. Therefore, manufacturers need a viable and inexpensive solution.
Disclosure of Invention
The invention aims to provide a vertical lathe polishing tool for a large-diameter inner hole and an integrated processing method for improving roughness. The method is simple, efficient and low in cost, and can be suitable for machining large-diameter inner holes with high roughness requirements.
The purpose of the invention can be realized by the following technical scheme:
the invention provides a large-diameter inner hole vertical lathe polishing tool in a first aspect, which is used for polishing a large-diameter inner hole of a workpiece and comprises the following components:
a main body block which is used for being connected on a tool rest of the vertical lathe and is provided with a working end used for pointing to the side wall of an inner hole of a workpiece fixed on a rotary worktable of the vertical lathe, the working end of the main body block is provided with an installation groove,
a connecting plate embedded in the mounting groove and having an extending portion protruding from the opening of the mounting groove, the connecting plate being slidable relative to the mounting groove on a straight line in which the working end is directed,
the honing emery stick is arranged at the tail end of the extension part of the connecting plate,
and the elastic element is arranged in the mounting groove and acts on the connecting plate to apply elastic force pointing to the outer direction of the mounting groove to the connecting plate.
Preferably, the main body block consists of a block body and cover plates covering two opposite side surfaces of the block body, the working end is positioned at one end of the block body, and the other end, opposite to the working end, of the block body is connected to a tool rest of the vertical lathe.
Preferably, the cover plate is fixed to the block body by a plurality of bolts.
Preferably, the mounting groove penetrates through the block body along the direction of the two cover plates, and the cover plates cover two ends of the mounting groove; the opening of the mounting groove is positioned on the working end.
Preferably, the mounting groove is a C-shaped groove.
Preferably, the connecting plate consists of a plate body and an extension part, the plate body is positioned in the mounting groove, and the extension part extends out of an opening of the mounting groove; the two sides of the plate body are limited by the cover plates.
Preferably, when the connecting plate slides to the outermost end on the straight line where the working end points to the direction with respect to the mounting groove, a moving space is provided between the groove bottom of the mounting groove and the plate body, and the elastic element is disposed in the moving space.
Preferably, the elastic element is at least one spring. More preferably a plurality of springs.
Preferably, one surface of the honing emery stick facing to the side wall of the inner hole of the workpiece is in an arc shape matched with the shape of the side wall of the inner hole.
Preferably, the honing emery stick is glued on the connecting plate through epoxy resin.
The invention provides an integrated processing method for improving the roughness of a large-diameter inner hole, which adopts the tool and comprises the following steps:
s1: continuously keeping the clamping state of the previous process on a rotating workbench of the vertical lathe by the workpiece, and installing the tool on a tool rest of the vertical lathe;
s2: rotating the workpiece, moving the vertical lathe tool rest along the radial direction of the workpiece, and driving the tool to move towards the side wall of the inner hole of the workpiece, so that the honing emery stick is tightly attached to the side wall of the inner hole of the workpiece under the action of the elastic element;
s3: the lathe tool rest moves in the axial direction of the workpiece, and the inner hole side wall is machined through the honing sand bars, so that the roughness of the inner hole is improved.
Preferably, the speed of the vertical lathe tool rest moving along the axial direction of the workpiece is 3-5 mm/min; the linear speed of the workpiece rotation is 40-60m/min, and the machining allowance is 0.03 mm.
Preferably, 20# engine oil is used for lubrication during the process.
In the present invention, the former step generally refers to finish-turning an inner hole on a workpiece.
Compared with the prior art, the invention has the following beneficial effects:
1. low cost and convenience. The existing processing equipment of a large-diameter inner hole workpiece manufacturer, namely a vertical lathe, is effectively utilized, the problem of cost increase caused by additionally purchasing a machine tool is solved, the structure of the tool is simple and ingenious, and the manufacturing manufacturer can carry out processing production by oneself. In addition, the installation, the use and the disassembly of the tool are very convenient.
2. For the large-diameter inner hole, the invention can finish machining by one-time clamping on a vertical lathe to ensure form and position tolerance.
3. The final internal bore surface quality roughness may be less than 1.6. The roughness requirement is met by exploring and optimizing the processing technology.
Drawings
Fig. 1 is a schematic view (top view, and a hatched portion is a schematic cross-sectional view) of a large-diameter inner hole vertical lathe polishing tool according to the present invention.
In the figure, 1 is a main body block, 11 is a block body, 12 is a cover plate, 101 is a working end, 102 is a mounting groove, 103 is a bolt, and 2 is a connecting plate. 21 is the board body, 22 is the extension, 3 is the honing emery stick, 4 is the elastic component, 5 is vertical lathe saddle, 6 is the work piece, 61 is the hole lateral wall.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments.
Example 1
The utility model provides a major diameter hole merry go round machine polishing frock, as shown in FIG. 1 for the polishing of 6 major diameter holes of work piece, including main part piece 1, connecting plate 2, honing emery stick 3 and elastic element 4, wherein:
the main body block 1 is used for being connected to a tool rest 5 of a vertical lathe and is provided with a working end 101 for pointing to the side wall 61 of the inner hole of the workpiece 1 fixed on a rotary worktable of the vertical lathe, and the working end 101 of the main body block 1 is provided with an installation groove 102; the connecting plate 2 is embedded in the mounting groove 102 and is provided with an extending part 22 protruding out of the opening of the mounting groove 102, and the connecting plate 2 can slide on a straight line in which the pointing direction of the working end 101 is located relative to the mounting groove 102; the honing emery 3 is arranged at the tail end of the extension part 22 of the connecting plate 2; the elastic member 4 is disposed in the mounting groove 102 and acts on the connection plate 2 to apply an elastic force to the connection plate 2 in a direction directed outward of the mounting groove 102.
The invention utilizes the existing equipment of manufacturers for producing large-diameter inner hole workpieces, namely a vertical lathe, which can be various vertical lathes in the prior art, when in use, the tool is arranged on a vertical lathe tool rest 5, after the workpieces are processed in the previous process, the workpiece does not need to be shifted or the processing equipment does not need to be replaced, only the clamping state of the previous process on a vertical lathe rotary worktable is kept continuously, the vertical lathe rotary worktable drives the workpieces to rotate around the central shaft thereof at a certain rotating speed, the vertical lathe tool rest is moved radially, and the elastic element enables the honing sand strip to be tightly attached to the side wall of the inner hole of the workpiece and keeps a certain pressure. The tool rest moves along the axial direction of the workpiece, and an inner hole with higher roughness requirement can be processed.
In this embodiment, as shown in fig. 1, in this embodiment, it is preferable that the main body block 1 is composed of a block body 11 and cover plates 12 covering two opposite side surfaces of the block body 11 (for example, in fig. 1, the two cover plates cover the upper and lower sides of the block body 11 respectively), the installation groove 102 penetrates through the block body 11 along the direction of the two cover plates 12 (in this embodiment, the connection plate 2 can be installed into the installation groove 102 from the upper side and the lower side of the block body 11), and the cover plates 12 cover two ends of the installation groove 102 to limit the connection plate in the upper and lower directions; the opening of the mounting slot 102 is located on the working end 101 to facilitate the exposure of the extension of the connection plate 2. Through the arrangement, the connecting plate 2 can only slide on a straight line at the pointed direction of the working end 101 relative to the mounting groove 102 in the mounting groove 102 (corresponding to the movement of the connecting plate in the left and right directions in the figure 1), and meanwhile, the installability and the detachability of the connecting plate 2 are ensured, and the difficulty in manufacturing the tool is reduced. In the non-embodiment, the above arrangement is adopted such that the working end 101 is located at one end of the block body 11 (corresponding to the right end of the block body 11 in fig. 1), and the other end of the block body 11 opposite to the working end 101 (corresponding to the left end of the block body 11) is connected to the vertical lathe tool holder 5. In the present embodiment, it is further preferable that the cover plate 12 is fixed to the block body 12 by a plurality of bolts 103. Make things convenient for the installation and the dismantlement of apron, also can remove the connecting plate better simultaneously and carry on spacingly.
In this embodiment, the mounting groove 102 is preferably a C-shaped groove, and the cross-sectional shape of the C-shaped groove is similar to that of a "C-shaped channel steel". And preferably the connecting plate 2 is composed of a plate body 21 and an extension part 22, the plate body 21 is positioned in the mounting groove 102, and the extension part 22 extends out of the opening of the mounting groove 102; the two sides of the plate body 21 are limited by the cover plate 12. Preferably, the connecting plate 2 is in a shape of a convex, the plate body 21 is larger in size, and the extension part 22 is smaller in size and matched with the shape of the C-shaped groove. In the present embodiment, it is preferable that when the connection plate 2 slides to the outermost end with respect to the mounting groove 102 on the straight line in which the working end 101 points (i.e., in the state shown in fig. 1), there is a moving space between the groove bottom of the mounting groove 102 and the plate body 21, and the elastic member 4 is disposed in the moving space. Preferably, the elastic element 4 is at least one spring. In this embodiment, two springs are selected and symmetrically installed in the moving space to ensure the uniformity of the elastic force, as shown in fig. 1.
In this embodiment, it is preferable that the surface of the honing emery stick 3 facing the inner hole side wall 61 of the workpiece 6 is in an arc shape matched with the shape of the inner hole side wall 61, so that the honing emery stick 3 is more attached to the large-diameter inner hole. In the present embodiment, the honing emery 3 is preferably glued to the connecting plate 2 by means of epoxy resin.
Example 2
The integrated processing method for improving the roughness of the large-diameter inner hole, which is disclosed by the embodiment 1, adopts the tool, and comprises the following steps:
s1: the workpiece is continuously kept in a clamping state of a previous process (usually, the previous process is to finish turning an inner hole on the workpiece) on a rotating workbench of the vertical lathe, and the tool is arranged on a tool rest of the vertical lathe;
s2: rotating the workpiece, moving the vertical lathe tool rest along the radial direction of the workpiece, and driving the tool to move towards the side wall of the inner hole of the workpiece, so that the honing emery stick is tightly attached to the side wall of the inner hole of the workpiece under the action of the elastic element;
s3: the lathe tool rest moves in the axial direction of the workpiece, and the inner hole side wall is machined through the honing sand bars, so that the roughness of the inner hole is improved.
Through the exploration of the applicant, the speed of the vertical lathe tool rest moving along the axial direction of the workpiece is 3-5 mm/min; the linear speed of the rotation of the workpiece is kept at 40-60m/min according to the diameter of the inner hole, and the machining allowance is 0.03 mm. And the 20# engine oil is used for lubrication in the machining process. In the subsequent work, the applicant also uses the tool for multiple times to finish the polishing work of a plurality of cylinder blocks, and the surface quality of the inner hole meets the requirements of the drawing (the roughness is less than 1.6).
The embodiments described above are intended to facilitate the understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.
Claims (10)
1. The utility model provides a major diameter hole merry go round machine polishing frock for the polishing of work piece (6) major diameter hole, its characterized in that includes:
the main body block (1) is connected to a tool rest (5) of the vertical lathe and is provided with a working end (101) pointing to the inner hole side wall (61) of a workpiece (1) fixed on a rotary worktable of the vertical lathe, the working end (101) of the main body block (1) is provided with an installation groove (102),
a connecting plate (2) embedded in the mounting groove (102) and provided with an extending part (22) protruding out of the opening of the mounting groove (102), wherein the connecting plate (2) can slide on a straight line of the pointing direction of the working end (101) relative to the mounting groove (102),
the honing emery stick (3) is arranged at the tail end of the extension part (22) of the connecting plate (2),
and the elastic element (4) is arranged in the mounting groove (102), acts on the connecting plate (2), and exerts elastic force pointing to the outer direction of the mounting groove (102) on the connecting plate (2).
2. The large-diameter inner hole vertical lathe polishing tool according to claim 1, wherein the main body block (1) consists of a block body (11) and a cover plate (12) covering two opposite side surfaces of the block body (11), the working end (101) is located at one end of the block body (11), and the other end, opposite to the working end (101), of the block body (11) is connected to a vertical lathe tool rest (5).
3. The large-diameter inner hole vertical lathe polishing tool according to claim 2, characterized in that the mounting groove (102) penetrates through the block body (11) along the direction of the two cover plates (12), and the cover plates (12) cover the two ends of the mounting groove (102); the opening of the mounting groove (102) is positioned on the working end (101).
4. The large-diameter inner hole vertical lathe polishing tool according to any one of claims 2 to 3, wherein the mounting groove (102) is a C-shaped groove.
5. The large-diameter inner hole vertical lathe polishing tool according to claim 4, characterized in that the connecting plate (2) is composed of a plate body (21) and an extension part (22), the plate body (21) is positioned in the mounting groove (102), and the extension part (22) extends out of an opening of the mounting groove (102); the two sides of the plate body (21) are limited by the cover plate (12).
6. The large-diameter inner hole vertical lathe polishing tool according to claim 5, characterized in that when the connecting plate (2) slides relative to the mounting groove (102) to the outermost end on a straight line in which the pointing direction of the working end (101) is located, a moving space is formed between the groove bottom of the mounting groove (102) and the plate body (21), and the elastic element (4) is arranged in the moving space.
7. The large-diameter inner hole vertical lathe polishing tool according to claim 1, wherein one surface, facing the inner hole side wall (61) of the workpiece (6), of the honing emery stick (3) is in an arc shape matched with the shape of the inner hole side wall (61).
8. An integrated machining method for improving roughness of a large-diameter inner hole is characterized in that the tool according to any one of claims 1 to 6 is adopted, and the integrated machining method comprises the following steps:
s1: continuously keeping the clamping state of the previous process on a rotating workbench of the vertical lathe by the workpiece, and installing the tool on a tool rest of the vertical lathe;
s2: rotating the workpiece, moving the vertical lathe tool rest along the radial direction of the workpiece, and driving the tool to move towards the side wall of the inner hole of the workpiece, so that the honing emery stick is tightly attached to the side wall of the inner hole of the workpiece under the action of the elastic element;
s3: the lathe tool rest moves in the axial direction of the workpiece, and the inner hole side wall is machined through the honing sand bars, so that the roughness of the inner hole is improved.
9. The integrated processing method for improving the roughness of the large-diameter inner hole according to claim 8, wherein the speed of the vertical lathe tool rest moving along the axial direction of the workpiece is 3-5 mm/min; the linear speed of the workpiece rotation is 40-60m/min, and the machining allowance is 0.03 mm.
10. The integrated machining method for improving the roughness of the large-diameter inner hole according to claim 8, characterized in that 20# engine oil is used for lubrication in the machining process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010480629.6A CN111633553A (en) | 2020-05-30 | 2020-05-30 | Large-diameter inner hole vertical lathe polishing tool and integrated machining method for improving roughness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010480629.6A CN111633553A (en) | 2020-05-30 | 2020-05-30 | Large-diameter inner hole vertical lathe polishing tool and integrated machining method for improving roughness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111633553A true CN111633553A (en) | 2020-09-08 |
Family
ID=72324835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010480629.6A Pending CN111633553A (en) | 2020-05-30 | 2020-05-30 | Large-diameter inner hole vertical lathe polishing tool and integrated machining method for improving roughness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111633553A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112372504A (en) * | 2020-11-11 | 2021-02-19 | 上汽通用汽车有限公司 | Engine cylinder bore honing method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012202766A1 (en) * | 2011-03-07 | 2012-09-13 | Fuji Jukogyo K.K. | honing |
| CN203305039U (en) * | 2013-05-30 | 2013-11-27 | 南车戚墅堰机车车辆工艺研究所有限公司 | Device for improving surface roughness of inner hole of hole-type part |
| CN104526533A (en) * | 2014-12-23 | 2015-04-22 | 成都三强轧辊股份有限公司 | Method of using vertical lathe for honing |
| CN208246545U (en) * | 2018-05-30 | 2018-12-18 | 常山县鑫龙轴承有限公司 | Burnishing device is used in a kind of forging of bearing |
| CN213004599U (en) * | 2020-05-30 | 2021-04-20 | 上海大隆机器厂有限公司 | Large-diameter inner hole vertical lathe polishing tool |
-
2020
- 2020-05-30 CN CN202010480629.6A patent/CN111633553A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012202766A1 (en) * | 2011-03-07 | 2012-09-13 | Fuji Jukogyo K.K. | honing |
| CN203305039U (en) * | 2013-05-30 | 2013-11-27 | 南车戚墅堰机车车辆工艺研究所有限公司 | Device for improving surface roughness of inner hole of hole-type part |
| CN104526533A (en) * | 2014-12-23 | 2015-04-22 | 成都三强轧辊股份有限公司 | Method of using vertical lathe for honing |
| CN208246545U (en) * | 2018-05-30 | 2018-12-18 | 常山县鑫龙轴承有限公司 | Burnishing device is used in a kind of forging of bearing |
| CN213004599U (en) * | 2020-05-30 | 2021-04-20 | 上海大隆机器厂有限公司 | Large-diameter inner hole vertical lathe polishing tool |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112372504A (en) * | 2020-11-11 | 2021-02-19 | 上汽通用汽车有限公司 | Engine cylinder bore honing method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105538007A (en) | Flexible fixture for batch machining of shaft workpieces | |
| CN105710730A (en) | Machine tool for processing workpieces | |
| CN202292205U (en) | Clamp for an end surface milling and centre drilling machine tool | |
| CN112264920A (en) | Vertical inner hole and outer circle honing integrated machine tool | |
| CN104889445A (en) | Novel self-chip-removal machine tool | |
| CN102490089A (en) | Ultrasonic machining device for outer circular surface | |
| CN104070366A (en) | Drilling tapping machine | |
| CN213004599U (en) | Large-diameter inner hole vertical lathe polishing tool | |
| CN111633553A (en) | Large-diameter inner hole vertical lathe polishing tool and integrated machining method for improving roughness | |
| CN104759712A (en) | Rotational hydraulic external clamping turning chuck | |
| CN203956249U (en) | Double tapered internal expanding gear-hobbing clamp | |
| CN201693201U (en) | Centralized positioning clamping device for multiple-spindle drilling machine | |
| CN102430936B (en) | Self-adaptive blank outline clamping mechanism | |
| CN205380485U (en) | Process flexible clamp of axle type work piece in batches | |
| CN206982231U (en) | Numerical control end-face milling drill centres machine tool clamp floating click-on mechanism | |
| CN217750963U (en) | Honing machine tool for improving machining precision of cylinder block | |
| CN203565877U (en) | Profile hole chamfer machining lathe | |
| CN210281343U (en) | Pump head processing equipment of plunger pump of cleaning machine | |
| CN210414054U (en) | High-precision honing head | |
| CN112719956A (en) | Universal clamp for machining center | |
| CN219986868U (en) | Anti-interference flexible tool | |
| CN108555626B (en) | Clamp for peeling machine | |
| CN204584474U (en) | Indexable hydraulic pressure outer clip overturning chuck | |
| CN112937124A (en) | Marking head of marking machine and processing technology thereof | |
| CN214814835U (en) | Sleeve type narrow-spacing vertical lathe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |