CN107378795B - A kind of automobile axle shaft shot-blast process - Google Patents
A kind of automobile axle shaft shot-blast process Download PDFInfo
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- CN107378795B CN107378795B CN201710842303.1A CN201710842303A CN107378795B CN 107378795 B CN107378795 B CN 107378795B CN 201710842303 A CN201710842303 A CN 201710842303A CN 107378795 B CN107378795 B CN 107378795B
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- Prior art keywords
- axle shaft
- shot
- automobile axle
- peening
- axis
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/10—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for compacting surfaces, e.g. shot-peening
-
- 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
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C5/00—Devices or accessories for generating abrasive blasts
- B24C5/02—Blast guns, e.g. for generating high velocity abrasive fluid jets for cutting materials
- B24C5/04—Nozzles therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The present invention relates to a kind of automobile axle shaft shot-blast processes, include the following steps, (1) polishes to automobile axle shaft, and uses ultrasonic cleaning；(2) automobile axle shaft is fixed vertically, and makes its rotation；(3) after the nozzle to operating position for adjusting compressed air shot blasting equipment, implement shot-peening processing, specific machined parameters are as follows: the injection direction of shot-peening is obliquely, the line of nozzle and shot-peening in automobile axle shaft surface impacts point, 35 ° -45 ° of angle is formed with the axis of automobile axle shaft, and the two is in the same plane；Shot-peening is the cast steel ball of 0.2-0.4 partial size, and spray distance 50-60mm, injection pressure is 0.55-0.65MPa, and automobile axle shaft velocity of rotation is 20-40rpm.The present invention is by changing shot-peening direction, the strip crater that the depth for forming shot-peening in the axial direction at impacting shaft surface is gradually deepened, not only reduce the loss of axis outside diameter, but also improved plated film in axial adhesive force, and improve the shot blasting effect on automobile axle shaft surface.
Description
Technical field
The present invention relates to shot-blast process technical field, in particular to a kind of automobile axle shaft shot-blast process.
Background technique
Shot-peening processing is that such as spherical shot-peening is ejected into base processed using compressed air or centrifugal force etc. by a kind of utilize
The surface of material, so that its surface is cleaned, is coarse, hardening and other effects surface Hardening Treatment technique.Especially surface roughening
This effect will generate many beneficial effects for the following process of substrate surface.By shot-peening processing to substrate surface into
Row processing can obtain the roughening effect of surface relief injustice, so that subsequent plated film, which such as coats at the techniques, to be applied
The concave-convex intermeshing effect of layer and substrate surface, to greatly improve the adhesive force of coating.Meanwhile the preceding place of shot-peening processing
Reason can also obtain clean surface and raising surface hardness and other effects, also facilitate subsequent plating technic to a certain extent.But
It is the substrate surface treatment that the current research of related shot-peening processing is also concentrated mainly on the simple shapes such as plane, for complex surface
Shape-also lacks extensive and systematic research such as cylinder.
Such as: a kind of shot-peening processing technology described in the Chinese invention patent application No. is 201310432766.2, is to adopt
Bead is carried out to cylindrical substrate surface with compressed air shot blasting equipment, firstly, polishing cylindrical substrate surface
Pretreatment, subsequent acetone ultrasonic cleaning 10-15min；Second, cylindrical substrate fixation is allowed to rotate on the rotary shaft；The
Three, adjust compressed air shot blasting equipment nozzle to operating position after, implement shot-peening processing, specific machined parameters are as follows: nozzle
Extended line and the shot-peening angle of tangent line at substrate surface shock point are 30-40 ° and injection direction and substrate direction of rotation contrary,
Shot-peening is the white fused alumina sand of 0.2-0.4mm partial size, and spray distance 60-80mm, injection pressure is 0.4-0.6MPa, substrate rotation
Speed is 80-100rpm；Wherein, the outer diameter of cylindrical substrate is the metal pipe material of 60-80mm；It is provided with two nozzles, two
The injection direction of a nozzle is respectively aligned to cylindrical highs and lows, and this mode directly acts on circumference, to circle
The Diameter loss of cylindricality substrate is larger.
Summary of the invention
The object of the present invention is to provide a kind of automobile axle shaft shot-blast processes, can obtain good Axle Surface shot-peening
Effect.
Above-mentioned purpose of the invention has the technical scheme that a kind of automobile axle shaft shot-blast process, packet
Include following steps,
(1) it polishes automobile axle shaft, and uses ultrasonic cleaning；
(2) automobile axle shaft is fixed vertically, and makes its rotation；
(3) after the nozzle to operating position for adjusting compressed air shot blasting equipment, implement shot-peening processing, specific machined parameters
Are as follows: the injection direction of shot-peening is the line of nozzle and shot-peening in automobile axle shaft surface impacts point obliquely, axis with automobile axle shaft
Line forms 35 ° -45 ° of angle, and the two is in the same plane；Shot-peening is the cast steel ball of 0.2-0.4 partial size, and spray distance is
50-60mm, injection pressure are 0.55-0.65MPa, and automobile axle shaft velocity of rotation is 20-40rpm.
Preferably, in step (1), being polished using sand paper along automobile axle shaft circumferencial direction.
Preferably, being polished using sand paper along automobile axle shaft axis direction after step (3).
Preferably, being injected in automobile axle shaft surface after being atomized sodium chloride solution during the shot-peening of step (3).
Preferably, the concentration of sodium chloride solution is 6%-10%.
Preferably, the nozzle quantity is two, it is symmetrically disposed in the two sides of automobile axle shaft, the shot-peening of two nozzles
In the line of automobile axle shaft surface impacts point, axis with automobile axle shaft is in the same plane.
Advantageous effect of the invention: the present invention by change shot-peening direction, make shot-peening at impacting shaft surface in the axial direction
The strip crater that the depth of formation is gradually deepened not only had reduced the loss of axis outside diameter, but also improved plated film in the attached of axial direction
Put forth effort, improves the shot blasting effect on automobile axle shaft surface.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention 1；
Fig. 2 is the structural schematic diagram of clamping device in the embodiment of the present invention 1；
Fig. 3 is the structural schematic diagram of elevating mechanism in the embodiment of the present invention 1；
Fig. 4 is the structural schematic diagram of sand cylinder in the embodiment of the present invention 1；
Fig. 5 is the angle schematic diagram of shot-peening injection direction and automobile axle shaft in the embodiment of the present invention 1；
Fig. 6 is the crater structural schematic diagram on automobile axle shaft surface in the embodiment of the present invention 1；
In figure: 1- wheel abrator cabinet, 2- spray gun, 3- sand cylinder, 31- blow tank, 32- deflector chute, 4- clamping device are pacified on 41-
It shelves, 42- upper grip, 421- clamping disk, 422- thimble, 43- servo motor, mounting rack under 44-, collet under 45-, the top 451-
Axis, 452- taper top, 5- elevating mechanism, 51- fluctuating orbit, 52- adjust track, 53- top shoe, 54- sliding block, 55- drive
Dynamic screw rod, 56- adjust screw rod, 6- automobile axle shaft.
Specific embodiment
In conjunction with attached drawing, the present invention is described in further detail.This specific embodiment is only explanation of the invention,
It is not limitation of the present invention, and those skilled in the art can according to need after reading this specification to this implementation
Example makes the modification of not creative contribution, but as long as all by the protection of Patent Law in scope of the presently claimed invention.
A kind of embodiment 1: automobile axle shaft shot-blast process, comprising the following steps:
(1) it polishes automobile axle shaft, and with ultrasonic cleaning, wherein polishing is using the sand paper of 600-800 mesh along vapour
The polishing of vehicle semiaxis circumferencial direction, forms circumferential scratch on automobile axle shaft surface；
(2) automobile axle shaft is fixed in shot blasting equipment vertically, and makes its rotation；
(3) after the nozzle to operating position for adjusting compressed air shot blasting equipment, implement shot-peening processing, tool in shot blasting equipment
The machined parameters of body are as follows: the injection direction of shot-peening be obliquely, nozzle and shot-peening automobile axle shaft surface impacts point line, with
The axis of automobile axle shaft forms 35 ° of angle a, and the two is in the same plane, and nozzle quantity is two, is symmetrically disposed in
The two sides of automobile axle shaft, the line of the shot-peenings of two nozzles in automobile axle shaft surface impacts point, axis with automobile axle shaft are located at
In same plane.Shot-peening be 0.4 partial size cast steel ball, spray distance 50mm, injection pressure be 0.65MPa, 6 turns of automobile axle shaft
Dynamic speed is 40rpm.Wherein, the size of angle a and shot-peening partial size, spray distance, injection pressure, velocity of rotation have relationship:
Angle a is bigger, and shot-peening partial size is smaller, and spray distance is bigger, and injection pressure is smaller, and velocity of rotation is smaller.It, will during shot-peening
Automobile axle shaft surface, concentration of sodium chloride solution 6% are injected in after sodium chloride solution atomization.
(4) it after shot-peening, is polished using the sand paper of 1000 mesh along automobile axle shaft axis direction.
As shown in figure 5, spray gun 2 is arranged in the upper tube port position of the sand cylinder 3 and oliquely downward to shot-peening, the spray gun 2
Nozzle and shot-peening in the line of 6 surface impacts point of automobile axle shaft, 35 ° -45 ° of angle a is formed with the axis of automobile axle shaft.
Shot-peening forms crater as shown in FIG. 6 after impacting 6 surface of automobile axle shaft, and the length L of crater in the axial direction is big
It is determined by the diameter d of shot-peening with crater depth in the length of the length of radial direction, radial direction, in the present embodiment L > d.
As shown in Figures 1 to 4, shot blasting equipment includes wheel abrator cabinet 1 and spray gun 2, is equipped with 3 He of sand cylinder in the wheel abrator cabinet 1
Clamping device 4, automobile axle shaft 6 pass vertically through the sand cylinder 3 and are clamped on the clamping device 4, and the clamping device 4 clamps
It is vertically arranged its holding at the both ends of automobile axle shaft, and automobile axle shaft 6 is driven to rotate along axis, is equipped in the wheel abrator cabinet 1
Elevating mechanism 5, the clamping device 4 make automobile axle shaft 6 above and below axial direction is in the sand cylinder 3 by the elevating mechanism 5
It is mobile.
As depicted in figs. 1 and 2, clamping device 4 includes upper mounting rack 41, upper grip 42, lower mounting rack 44 and lower collet 45,
The upper grip 42 is rotatably installed on the upper mounting rack 41, and the upper mounting rack 41, which is equipped with, drives the upper grip 42 to rotate
Servo motor 43, the lower collet 45 is mounted on the lower mounting rack 44, and the upper grip 42 and the lower collet 45 divide
It is not clamped in the upper and lower ends of automobile axle shaft, it is synchronous that the upper mounting rack 41 passes through the holding of elevating mechanism 5 with lower mounting rack 44
Lifting.Upper grip 42 includes that the shaft of coaxial arrangement and clamping disk 421, the clamping disk 421 are mounted on institute by the shaft
It states on mounting rack 41, the outside diameter of the clamping disk 421 is less than the diameter of automobile axle shaft, the center of the clamping disk 421
Equipped with the thimble 422 in the centre bore for protruding into automobile axle shaft end；The lower collet 45 is including apical axis 451 and is set to the apical axis
The taper top 452 of 451 upper ends, the apical axis 451 is fixed on the lower mounting rack 44, and vapour is protruded into the taper top 452
In the centre bore of vehicle semiaxis end.
As shown in figures 1 and 3, elevating mechanism 5 includes fluctuating orbit 51, adjusts track 52, top shoe 53 and sliding block 54,
The adjustment track 52 is slidably mounted on the fluctuating orbit 51, and the fluctuating orbit 51 is equipped with driving screw rod 55, described
Driving screw rod 55 drives the adjustment track 52 to move up and down；The sliding block 54 is fixedly mounted under the adjustment track 52
Side, the top shoe 53 are slidably mounted on the adjustment track 52, and the adjustment track 52, which is equipped with, adjusts screw rod 56, described
Adjusting screw rod 56 drives the top shoe 53 mobile to adjust the top shoe 53 at a distance from the sliding block 54；The upper peace
It shelves 41 to be fixed on the top shoe 53, the lower mounting rack 44 is fixed on the sliding block 54.
As shown in figure 4, the barrel of sand cylinder 3 is equipped with blow tank 31, the blow tank 31 is from cylinder bottom to nozzle direction spiral shell
Rotation setting.The outer wall of sand cylinder 3 is equipped with deflector chute 32, and the deflector chute 32 is arranged from nozzle to cylinder bottom direction spiral, described to lead
The upper notch of hopper 32 is connected to the upper notch of the blow tank 31.Through-hole is equipped in the middle part of the cylinder bottom of sand cylinder 3, the through-hole makes
The apical axis 451 is under cylinder just into the sand cylinder 3 and automobile axle shaft being made to be passed down through the cylinder bottom of the sand cylinder 3.
Sand cylinder 3 is rotatably to be mounted in the wheel abrator cabinet 1, the center of rotation of the sand cylinder 3 and the axis weight of automobile axle shaft
It closes.Support frame is arranged in 3 bottom of sand cylinder, and sand cylinder 3 is rotatablely installed on the support frame, and is turned by motor and transmission chain driving
It is dynamic.Shot-peening is placed in sand cylinder 3, and collects the shot-peening that spray gun 2 sprays, and when sand cylinder 3 rotates, the shot-peening of sand cylinder 3 exists
6 surface grinding of automobile axle shaft.
A kind of embodiment 2: automobile axle shaft shot-blast process, comprising the following steps:
(1) it polishes automobile axle shaft, and with ultrasonic cleaning, wherein polishing is using the sand paper of 600-800 mesh along vapour
The polishing of vehicle semiaxis circumferencial direction, forms circumferential scratch on automobile axle shaft surface；
(2) automobile axle shaft is fixed in shot blasting equipment vertically, and makes its rotation；
(3) after the nozzle to operating position for adjusting compressed air shot blasting equipment, implement shot-peening processing, tool in shot blasting equipment
The machined parameters of body are as follows: the injection direction of shot-peening be obliquely, nozzle and shot-peening automobile axle shaft surface impacts point line, with
The axis of automobile axle shaft forms 40 ° of angle, and the two is in the same plane, and nozzle quantity is two, is symmetrically disposed in
The two sides of automobile axle shaft, the line of the shot-peenings of two nozzles in automobile axle shaft surface impacts point, axis with automobile axle shaft are located at
In same plane.Shot-peening is the cast steel ball of 0.3 partial size, and spray distance 55mm, injection pressure is 0.6MPa, automobile axle shaft rotation
Speed is 30rpm.During shot-peening, automobile axle shaft surface, concentration of sodium chloride solution are injected in after sodium chloride solution is atomized
It is 8%.
(4) it after shot-peening, is polished using the sand paper of 1000 mesh along automobile axle shaft axis direction.
A kind of embodiment 3: automobile axle shaft shot-blast process, comprising the following steps:
(1) it polishes automobile axle shaft, and with ultrasonic cleaning, wherein polishing is using the sand paper of 600 mesh along automobile half
The polishing of axis circumferencial direction, forms circumferential scratch on automobile axle shaft surface；
(2) automobile axle shaft is fixed in shot blasting equipment vertically, and makes its rotation；
(3) after the nozzle to operating position for adjusting compressed air shot blasting equipment, implement shot-peening processing, tool in shot blasting equipment
The machined parameters of body are as follows: the injection direction of shot-peening be obliquely, nozzle and shot-peening automobile axle shaft surface impacts point line, with
The axis shape of automobile axle shaft angle at 45 °, and the two is in the same plane, nozzle quantity is two, is symmetrically disposed in
The two sides of automobile axle shaft, the line of the shot-peenings of two nozzles in automobile axle shaft surface impacts point, axis with automobile axle shaft are located at
In same plane.Shot-peening is the cast steel ball of 0.2 partial size, and spray distance 60mm, injection pressure is 0.55MPa, and automobile axle shaft turns
Dynamic speed is 20rpm.During shot-peening, automobile axle shaft surface is injected in after sodium chloride solution is atomized, sodium chloride solution is dense
Degree is 10%.
(4) it after shot-peening, is polished using the sand paper of 1000 mesh along automobile axle shaft axis direction.
Claims (6)
1. a kind of automobile axle shaft shot-blast process, it is characterised in that: include the following steps,
(1) it polishes automobile axle shaft, and uses ultrasonic cleaning；
(2) automobile axle shaft is fixed vertically, and makes its rotation；
(3) after the nozzle to operating position for adjusting compressed air shot blasting equipment, implement shot-peening processing, specific machined parameters are as follows:
The injection direction of shot-peening is the line of nozzle and shot-peening in automobile axle shaft surface impacts point obliquely, axis with automobile axle shaft
35 ° -45 ° of angle is formed, and the two is in the same plane；Shot-peening is the cast steel ball of 0.2-0.4 partial size, and spray distance is
50-60mm, injection pressure are 0.55-0.65MPa, and automobile axle shaft velocity of rotation is 20-40rpm；
Shot blasting equipment includes wheel abrator cabinet (1) and spray gun (2), is equipped with sand cylinder (3) and clamping device (4) in the wheel abrator cabinet (1),
Automobile axle shaft (6) passes vertically through the sand cylinder (3) and is clamped on the clamping device (4), and the clamping device (4) is clamped in
The both ends of automobile axle shaft are vertically arranged its holding, and automobile axle shaft (6) is driven to rotate along axis, set in the wheel abrator cabinet (1)
Have elevating mechanism (5), the clamping device (4) makes automobile axle shaft (6) along axial direction in the grinding by the elevating mechanism (5)
It is moved up and down in cylinder (3)；
Clamping device (4) includes upper mounting rack (41), upper grip (42), lower mounting rack (44) and lower collet (45), the upper folder
Head (42) is rotatably installed on the upper mounting rack (41), and the upper mounting rack (41), which is equipped with, drives upper grip (42) rotation
Servo motor (43), the lower collet (45) is mounted on the lower mounting rack (44), the upper grip (42) and it is described under
Collet (45) is clamped in the upper and lower ends of automobile axle shaft respectively, and the upper mounting rack (41) and lower mounting rack (44) pass through lifting
Mechanism (5) keeps synchronization lifting；
Elevating mechanism (5) includes fluctuating orbit (51), adjustment track (52), top shoe (53) and sliding block (54), the adjustment
Track (52) is slidably mounted on the fluctuating orbit (51), and the fluctuating orbit (51) is equipped with driving screw rod (55), described
Driving screw rod (55) drives the adjustment track (52) to move up and down；The sliding block (54) is fixedly mounted on the adjustment track
(52) lower section, the top shoe (53) are slidably mounted on the adjustment track (52), and the adjustment track (52) is equipped with
Adjust screw rod (56), the adjustings screw rod (56) drive the top shoe (53) to move with adjust the top shoe (53) with it is described
The distance of sliding block (54)；The upper mounting rack (41) is fixed on the top shoe (53), and the lower mounting rack (44) is affixed
On the sliding block (54)；The lower collet (45) includes apical axis (451) and the taper for being set to the apical axis (451) upper end
It comes directly towards (452), the apical axis (451) is fixed on the lower mounting rack (44), and the taper top (452) protrudes into automobile axle shaft
In the centre bore of end；
The barrel of sand cylinder (3) is equipped with blow tank (31), and the blow tank (31) is arranged from cylinder bottom to nozzle direction spiral；It grinds
The outer wall of mill tube (3) is equipped with deflector chute (32), and the deflector chute (32) is arranged from nozzle to cylinder bottom direction spiral, the deflector chute
(32) upper notch is connected to the upper notch of the blow tank (31)；Through-hole, the through-hole are equipped in the middle part of the cylinder bottom of sand cylinder (3)
The apical axis (451) is set just to enter in the sand cylinder (3) under cylinder and automobile axle shaft is made to be passed down through the sand cylinder (3)
Cylinder bottom；Sand cylinder (3) is rotatably to be mounted in the wheel abrator cabinet (1), the center of rotation and automobile of the sand cylinder (3)
The axis of semiaxis is overlapped；Shot-peening is placed in sand cylinder (3), and collects the shot-peening that spray gun (2) spray.
2. a kind of automobile axle shaft shot-blast process according to claim 1, it is characterised in that: in step (1), using sand paper
It polishes along automobile axle shaft circumferencial direction.
3. a kind of automobile axle shaft shot-blast process according to claim 2, it is characterised in that: after step (3), use
Sand paper is polished along automobile axle shaft axis direction.
4. a kind of automobile axle shaft shot-blast process according to claim 1, it is characterised in that: in the shot-peening process of step (3)
In, automobile axle shaft surface is injected in after sodium chloride solution is atomized.
5. a kind of automobile axle shaft shot-blast process according to claim 4, it is characterised in that: the concentration of sodium chloride solution is
6%-10%。
6. a kind of automobile axle shaft shot-blast process according to claim 1, it is characterised in that: the nozzle quantity is two,
Be symmetrically disposed in the two sides of automobile axle shaft, the shot-peenings of two nozzles automobile axle shaft surface impacts point line, with automobile half
The axis of axis, is in the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710842303.1A CN107378795B (en) | 2017-09-18 | 2017-09-18 | A kind of automobile axle shaft shot-blast process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710842303.1A CN107378795B (en) | 2017-09-18 | 2017-09-18 | A kind of automobile axle shaft shot-blast process |
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| Publication Number | Publication Date |
|---|---|
| CN107378795A CN107378795A (en) | 2017-11-24 |
| CN107378795B true CN107378795B (en) | 2019-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710842303.1A Active CN107378795B (en) | 2017-09-18 | 2017-09-18 | A kind of automobile axle shaft shot-blast process |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108486339A (en) * | 2018-03-27 | 2018-09-04 | 王华银 | A kind of ball blast technique of bent axle |
| CN111843845A (en) * | 2020-06-28 | 2020-10-30 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | Method for removing hardened tooth surface oxide skin |
| CN111775060B (en) * | 2020-06-29 | 2021-07-27 | 湖南科技大学 | Ultrasonic shot blasting device for shaft parts |
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|---|---|---|---|---|
| FR2407048A1 (en) * | 1977-10-25 | 1979-05-25 | Poincenot Rene | Multiple head milling machine for long turbine blades - has intermediate support mounted on vertical slide for movement with cutters |
| CN102390042A (en) * | 2011-10-28 | 2012-03-28 | 江苏曙光石油钻采设备有限公司 | Non-dead-angle shot blasting device for offshore oil drilling and production guide pipe connector thread |
| CN103447968A (en) * | 2013-09-22 | 2013-12-18 | 叶红 | Shot peening process |
| CN204235352U (en) * | 2014-10-24 | 2015-04-01 | 重庆荆江汽车半轴有限公司 | A kind of abrasive working appts being exclusively used in automobile axle shaft |
| CN204658213U (en) * | 2015-04-28 | 2015-09-23 | 济南万通铸造装备工程有限公司 | Bent axle shot-blast cleaning machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102069223B (en) * | 2010-12-08 | 2013-04-17 | 西安交通大学 | Vertical machine tool structure for machining blade by using two cutters |
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2017
- 2017-09-18 CN CN201710842303.1A patent/CN107378795B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2407048A1 (en) * | 1977-10-25 | 1979-05-25 | Poincenot Rene | Multiple head milling machine for long turbine blades - has intermediate support mounted on vertical slide for movement with cutters |
| CN102390042A (en) * | 2011-10-28 | 2012-03-28 | 江苏曙光石油钻采设备有限公司 | Non-dead-angle shot blasting device for offshore oil drilling and production guide pipe connector thread |
| CN103447968A (en) * | 2013-09-22 | 2013-12-18 | 叶红 | Shot peening process |
| CN204235352U (en) * | 2014-10-24 | 2015-04-01 | 重庆荆江汽车半轴有限公司 | A kind of abrasive working appts being exclusively used in automobile axle shaft |
| CN204658213U (en) * | 2015-04-28 | 2015-09-23 | 济南万通铸造装备工程有限公司 | Bent axle shot-blast cleaning machine |
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