CN109732279B - Processing method of massage chair turbine box - Google Patents
Processing method of massage chair turbine box Download PDFInfo
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- CN109732279B CN109732279B CN201811608158.1A CN201811608158A CN109732279B CN 109732279 B CN109732279 B CN 109732279B CN 201811608158 A CN201811608158 A CN 201811608158A CN 109732279 B CN109732279 B CN 109732279B
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Abstract
The invention relates to the technical field of machining, and discloses a method for machining a turbine box of a massage chair, which comprises the steps of clamping a turbine box workpiece of the massage chair by using a special clamp for clamping the turbine box of the massage chair; the special fixture comprises a fixture bottom plate, and a connecting hole and a connecting plate for mounting the special fixture on the four-axis machine tool are arranged on the fixture bottom plate; the top surface of the clamp bottom plate is provided with a positioning component and a clamping component; the positioning assembly comprises a support nail, a first positioning shaft core and a second positioning shaft core; the clamping assembly comprises a rotary cylinder, a first pressing plate, a second pressing plate, a third pressing plate and a fourth pressing plate; the special clamp is arranged on the four-axis machine tool, and the remote pneumatic clamping is adopted, so that the problems that the product verticality requirement is difficult to achieve, the product qualification rate is low, and the product quality is poor due to multiple clamping are solved, and the special clamp has the characteristics of high production qualification rate, production cost reduction and time saving.
Description
Technical Field
The invention relates to the technical field of machining, in particular to a method for machining a turbine box of a massage chair.
Background
The turbine box of the massage armchair is a core mechanical part of the massage armchair and is a place for mounting a turbine shaft, a knocking shaft and an eccentric shaft; if the precision of the turbine box does not meet the requirement, the problems of noise, vibration, bearing damage and the like can be caused; in the machining of the turbine box, the most important machining content is to machine the first mounting hole, the second mounting hole and the third mounting hole, wherein the first mounting hole is required to be perpendicular to the axes of the second mounting hole and the third mounting hole, and the verticality tolerance requirement is 0.025.
The existing machining process for the first mounting hole, the second mounting hole and the third mounting hole on the turbine box is as follows: the first process step: roughly and finely boring the first mounting hole and the second mounting hole, and performing a second working procedure: the second mounting hole is roughly and finely bored after the turbine box workpiece is dismounted and clamped again, and a large amount of time is wasted due to the fact that clamping is carried out twice, and the process requirement that the perpendicularity tolerance requirement is 0.025 is difficult to guarantee due to the fact that the positioning error, the part deformation and the like are generated after clamping is carried out twice, the actual product yield is only about 46%, the production cost is increased, and even if the obtained product is qualified, more materials are removed due to the unbalance problem, and the final product quality is difficult to guarantee.
Disclosure of Invention
In view of the above, the invention aims to provide a method for processing a turbine box of a massage chair, which has high production yield, reduces production cost and saves time.
In order to solve the technical problems, the technical scheme of the invention is as follows: a method for processing a massage armchair turbine box comprises the steps that a special clamp for clamping the massage armchair turbine box is used for clamping a massage armchair turbine box workpiece, the special clamp comprises a clamp bottom plate, and a connecting hole and a connecting plate which are used for installing the special clamp on a four-axis machine tool are formed in the clamp bottom plate; the top surface of the clamp bottom plate is provided with a positioning component for positioning the massage armchair turbine box workpiece and a clamping component for clamping the massage armchair turbine box workpiece; the positioning assembly comprises a support nail, a first positioning shaft core and a second positioning shaft core, wherein the second positioning shaft core is detachably connected with the clamp bottom plate through a threaded through hole formed in the clamp bottom plate; the clamping assembly comprises a rotary cylinder, a first pressing plate, a second pressing plate, a third pressing plate and a fourth pressing plate, and the first pressing plate, the second pressing plate, the third pressing plate and the fourth pressing plate are all arranged on the rotary cylinder and connected with a rotary shaft of the rotary cylinder; the first pressing plate, the second pressing plate, the third pressing plate and the fourth pressing plate are all provided with compression screws for compressing a turbine box workpiece of the massage chair, wherein the end part of one side of the second pressing plate is obliquely provided with an auxiliary pressing plate; through the matching of the clamping component and the positioning component, the special fixture can clamp 6 massage chair turbine box workpieces in one-time processing;
the method comprises the following steps:
the first step is as follows: the fixture is arranged on a four-axis milling machine through a connecting hole and a connecting plate;
the second step is that: the positioning function of the positioning assembly is used for installing the massage armchair turbine box workpiece on the clamp bottom plate, then the rotary cylinder is controlled to rotate and press the rotary shaft downwards, the first pressing plate, the second pressing plate, the third pressing plate and the fourth pressing plate are used for clamping the massage armchair turbine box workpiece, and finally the compression screw is rotated to compress and fix the massage armchair turbine box workpiece; the compression screw is adjusted to a proper position only in the first clamping of the special clamp on the massage chair turbine box workpiece, and the adjustment is not needed in the subsequent clamping;
the third step: the milling machine is started to process the turbine box workpiece of the massage chair, and the specific steps comprise:
a. milling a plane, wherein a milling cutter is controlled to mill the surface of the massage chair turbine box workpiece by setting processing parameters of the rotating speed of 2550r/mm, the feeding amount of 4500mm/min and the processing allowance of 0 mm;
b. roughly boring a first mounting hole, and controlling a boring cutter to process 6 massage armchair turbine box workpieces on an A0-degree plane through processing parameters of 2800r/mm of rotating speed, 500mm/min of feeding amount and 0.1mm of processing allowance;
c. roughly boring a second mounting hole and a third mounting hole, and controlling a boring cutter to process 6 massage chair turbine box workpieces on planes of A0 degrees, A90 degrees and A-90 degrees respectively by rotating an A shaft and setting processing parameters of 3000r/mm rotating speed, 500mm/min feeding amount and 0.1mm processing allowance;
d. a spring clip groove is cut, and all the first mounting holes, the second mounting holes and the third mounting holes which are roughly bored are machined on planes of A0 degrees, A90 degrees and A-90 degrees by rotating an A shaft, setting machining parameters of 3500r/mm, 500mm/min of feed amount and 0mm of machining allowance of a groove cutter;
e. chamfering, namely controlling the chamfering tool to machine all the first mounting holes, the second mounting holes and the third mounting holes which are roughly bored on planes of A0 degrees, A90 degrees and A-90 degrees by rotating the shaft A and setting machining parameters of 3000r/mm, 500mm/min of feed and 0mm of machining allowance;
f. finely boring the first mounting holes, and controlling a boring cutter to machine all the first mounting holes on an A0-degree plane by setting machining parameters of the rotating speed of 3300r/mm, the feeding amount of 350mm/min and the machining allowance of 0 mm;
g. finely boring the second mounting holes, and controlling the boring cutter to machine all the second mounting holes on an A0-degree plane by setting machining parameters of 4000r/mm of rotating speed, 350mm/min of feeding amount and 0mm of machining allowance;
h. finely boring third mounting holes, and controlling a boring cutter to machine all the third mounting holes on planes of A90 degrees and A-90 degrees by rotating an A shaft and setting the set machining parameters of 4000r/mm rotation speed, 350mm/min feeding amount and 0mm machining allowance;
the fourth step: after the processing is finished, the rotary cylinder is loosened, the rotary shaft is lifted, the turbine box workpiece of the massage armchair is not clamped any more, and the turbine box workpiece of the massage armchair is detached.
Preferably, the number of the rotary cylinders is 11, the rotary cylinders are respectively provided with 4 at the front part and the rear part of the top surface of the clamp bottom plate, and the rotary cylinders are provided with 3 in the middle of the top surface of the clamp bottom plate.
Preferably, the number of the first pressing plates is 4, and the first pressing plates are respectively arranged on rotary cylinders at 4 vertex angles of the top surface of the bottom plate of the clamp.
Preferably, the number of the second pressing plates is 3, and the second pressing plates are respectively arranged on rotary cylinders in the middle of the top surface of the clamp bottom plate.
Preferably, the number of the third pressing plates is 2, and the third pressing plates are respectively arranged on rotary cylinders positioned in the middle of the rear part of the top surface of the bottom plate of the clamp; the number of the fourth pressing plates is 2, and the fourth pressing plates are respectively arranged on the rotary cylinders in the middle of the front part of the top surface of the clamp bottom plate.
Preferably, the massage armchair turbine box workpiece mounted at the front part of the clamp bottom plate and the massage armchair turbine box workpiece mounted at the rear part of the clamp bottom plate are mounted in opposite directions and are not in a horizontal line.
Preferably, the number of the compression screws is 1 on each first pressure plate and is arranged at the end part of the first pressure plate; 2 second press plates are arranged on the auxiliary press plates; the third press plates are respectively provided with 1 press plate and arranged at the left end part of the third press plate; the fourth pressing plate is provided with 2 pressing plates which are respectively arranged at the end parts of the two sides of the fourth pressing plate.
Compared with the prior art, the invention has the advantages that:
the invention provides a four-axis machining process for solving the machining problem of a turbine box workpiece of a massage chair, wherein a special clamp is arranged on a four-axis machine tool, the special clamp can rotate through the rotation of an A axis on the four-axis machine tool, the first mounting hole, the second mounting hole and the third mounting hole on the turbine shaft workpiece of the massage chair can be machined only by one-time clamping, multiple times of clamping are not needed, and the special clamp can clamp 6 turbine box workpieces of the massage chair at one time, so that the deformation and the positioning error of the workpieces due to improper clamping are avoided, the machining precision is ensured, the production cost is reduced, the time is saved, and the production efficiency is improved; meanwhile, the A shaft of the four-shaft machine tool rotates 90 degrees and 90 degrees to process the massage chair turbine box workpiece, and compared with manual adjustment and clamping, the four-shaft machine tool can ensure that the perpendicularity requirements of the first mounting hole and the axes of the second mounting hole and the third mounting hole are easier to achieve; the special clamp for clamping the turbine box workpiece of the massage chair by using a pneumatic clamping principle is adopted, so that the turbine box workpiece of the massage chair is prevented from deforming due to the clamping problem, qualified products do not need to be corrected at the later stage, and the quality of the product is ensured; after the method is put into practical production, the qualification rate of the product reaches about 98 percent, the production cost is reduced by about 20 percent, and the method is worthy of popularization.
Drawings
FIG. 1 is a schematic view of the clamp of the present invention;
FIG. 2 is a top view of the clamp of the present invention;
FIG. 3 is a front view of the clamp of the present invention.
Reference numerals: 1. a special fixture; 11. a clamp base plate; 12. a rotating cylinder; 13. a first platen; 14. a second platen; 141. an auxiliary pressure plate; 15. a third press plate; 16. a fourth platen; 17. a compression screw; 181. a support pin; 182. a first positioning core; 183. a second positioning shaft core; 184. a threaded through hole; 2. connecting holes; 3. a connecting plate; 4. a massage chair turbine box workpiece; 5. a first mounting hole; 6. a second mounting hole; 7. and a third mounting hole.
Detailed Description
The following detailed description of the embodiments of the present invention is provided in order to make the technical solution of the present invention easier to understand and understand.
Example (b): the embodiment described with reference to fig. 1, 2 and 3 provides a method for processing a massage armchair turbine box, which comprises the steps of clamping a massage armchair turbine box workpiece 4 by using a special clamp 1 for clamping the massage armchair turbine box; the special fixture 1 comprises a fixture bottom plate 11, and a connecting hole 2 and a connecting plate 3 which are used for installing the special fixture 1 on the four-axis machine tool are arranged on the fixture bottom plate 11; the top surface of the clamp bottom plate 11 is provided with a positioning component for positioning the massage armchair turbine box workpiece 4 and a clamping component for clamping the massage armchair turbine box workpiece 4; the positioning assembly comprises a support nail 181, a first positioning shaft core 182 and a second positioning shaft core 183, wherein the second positioning shaft core 183 is detachably connected with the clamp bottom plate 11 through a threaded through hole 184 arranged on the clamp bottom plate 11; the clamping assembly comprises a rotary cylinder 12, a first pressing plate 13, a second pressing plate 14, a third pressing plate 15 and a fourth pressing plate 16, wherein the first pressing plate 13, the second pressing plate 14, the third pressing plate 15 and the fourth pressing plate 16 are all arranged on the rotary cylinder 12 and are connected with a rotary shaft of the rotary cylinder 12; the first pressing plate 13, the second pressing plate 14, the third pressing plate 15 and the fourth pressing plate 16 are all provided with a pressing screw 17 for pressing the massage chair turbine box workpiece 4, wherein the end part of one side of the second pressing plate 14 is obliquely provided with an auxiliary pressing plate 141; the number of the rotary cylinders 12 is 11, 4 rotary cylinders 12 are arranged at the front part and the rear part of the top surface of the clamp bottom plate 11, and 3 rotary cylinders are arranged at the middle part of the top surface of the clamp bottom plate 11; the number of the first pressing plates 13 is 4, and the first pressing plates are respectively arranged on the rotary cylinders 12 at 4 vertex angles on the top surface of the clamp bottom plate 11; the number of the second pressing plates 14 is 3, and the second pressing plates are respectively arranged on the rotary cylinders 12 positioned in the middle of the top surface of the clamp bottom plate 11; the number of the third pressing plates 15 is 2, and the third pressing plates are respectively arranged on the rotary cylinders 12 in the middle of the rear part of the top surface of the clamp bottom plate 11; the number of the fourth pressing plates 16 is 2, and the fourth pressing plates are respectively arranged on the rotary cylinders 12 in the middle of the front part of the top surface of the clamp bottom plate 11; the massage armchair turbine box workpiece 4 arranged at the front part of the clamp bottom plate 11 and the massage armchair turbine box workpiece 4 arranged at the rear part of the clamp bottom plate 11 are opposite in installation direction and are not on a horizontal line; the number of the compression screws 17 is 11, and 1 compression screw 17 is arranged on each first pressing plate 13 and is arranged at the end part of each first pressing plate 13; the second pressing plates 14 are respectively provided with 2 pressing plates and arranged on the auxiliary pressing plates 141; the third pressing plates 15 are respectively provided with 1 pressing plate and arranged at the left end part of the third pressing plate 15; the fourth pressing plates 16 are respectively provided with 2 pressing plates which are respectively arranged at the end parts of the two sides of the fourth pressing plates 16.
The method comprises the following steps:
the first step is as follows: the fixture is arranged on a four-axis milling machine through a connecting hole 2 and a connecting plate 3;
the second step is that: the positioning function of the positioning assembly is used for installing the massage armchair turbine box workpiece 4 on the clamp bottom plate 11, then the rotary cylinder 12 is controlled to rotate and press down the rotary shaft, the first pressing plate 13, the second pressing plate 14, the third pressing plate 15 and the fourth pressing plate 16 clamp the massage armchair turbine box workpiece 4, and finally the compression screw 17 is rotated to compress and fix the massage armchair turbine box workpiece 4; the compression screw 17 is adjusted to a proper position only in the first clamping of the special clamp 1 on the massage chair turbine box workpiece 4, and the adjustment is not needed in the subsequent clamping;
the third step: the milling machine is started to process the massage chair turbine box workpiece 4, and the specific steps comprise:
a. milling a plane, selecting D17R0.8 ox nose cutters, and controlling the ox nose cutters to mill the surface of the massage chair turbine box workpiece 4 by setting the processing parameters of the rotating speed of 2550r/mm, the feed amount of 4500mm/min and the processing allowance of 0 mm;
b. roughly boring the first mounting hole 5, selecting a D42 rough boring cutter, and controlling the rough boring cutter to machine 6 massage armchair turbine box workpieces 4 on an A0-degree plane through machining parameters of 2800r/mm of rotating speed, 500mm/min of feeding amount and 0.1mm of machining allowance;
c. roughly boring the second mounting hole 6 and the third mounting hole 7, selecting a D32 rough boring cutter, and controlling the rough boring cutter to process 6 massage armchair turbine box workpieces 4 on planes of A0 degrees, A90 degrees and A-90 degrees respectively by rotating an A shaft and setting processing parameters of 3000r/mm, 500mm/min of feeding amount and 0.1mm of processing allowance;
d. cutting a spring clamp ring groove, selecting a T-shaped slotting cutter, and controlling the slotting cutter to machine all the first mounting holes 5, the second mounting holes 6 and the third mounting holes 7 which are roughly bored on planes of A0 degrees, A90 degrees and A-90 degrees by rotating an A shaft and setting machining parameters of 3500r/mm, 500mm/min of feeding amount and 0mm of machining allowance;
e. chamfering, namely selecting a D50 and 45-degree chamfering tool, and controlling the chamfering tool to machine all the first mounting holes 5, the second mounting holes 6 and the third mounting holes 7 which are roughly bored on planes of A0 degrees, A90 degrees and A-90 degrees by rotating an A shaft and setting machining parameters of 3000r/mm, 500mm/min of feeding amount and 0mm of machining allowance;
f. finely boring the first mounting holes 5, selecting a D42 fine boring cutter, and controlling the fine boring cutter to machine all the first mounting holes 5 on an A0-degree plane by setting machining parameters of 3300r/mm of rotating speed, 350mm/min of feeding amount and 0mm of machining allowance;
g. finely boring the second mounting holes 6, selecting a D32 fine boring cutter, and controlling the fine boring cutter to machine all the second mounting holes 6 on an A0-degree plane by setting machining parameters of 4000r/mm of rotating speed, 350mm/min of feeding amount and 0mm of machining allowance;
h. finely boring the third mounting holes 7, selecting a D32 fine boring cutter, and controlling the fine boring cutter to machine all the third mounting holes 7 on planes of A90 degrees and A-90 degrees by rotating an A shaft and setting machining parameters of 4000r/mm rotation speed, 350mm/min feed amount and 0mm machining allowance;
after the processing, when the diameter of the first mounting hole 5 on the turbine box workpiece 4 of the massage armchair is 42mm, the upper deviation is 0.015mm, the lower deviation is 0mm, the diameter of the second mounting hole 6 is 32mm, the upper deviation is 0.008mm, the lower deviation is 0.002mm, the diameter of the third mounting hole 7 is 32mm, the upper deviation is 0.015mm, the lower deviation is 0mm, and the verticality tolerance of the first mounting hole 5, the second mounting hole 6 and the third mounting hole 7 is 0.025, the turbine box workpiece 4 of the massage armchair is a qualified product.
The fourth step: after the processing is finished, the rotary cylinder 12 is loosened, the rotary shaft is lifted, the massage armchair turbine box workpiece 4 is not clamped, and the massage armchair turbine box workpiece 4 is detached.
The above are only typical examples of the present invention, and besides, the present invention may have other embodiments, and all technical solutions formed by equivalent substitutions or equivalent transformations fall within the scope of the present invention as claimed.
Claims (7)
1. A processing method of a massage chair turbine box is characterized in that: the special fixture (1) for clamping the massage armchair turbine box is used for clamping a massage armchair turbine box workpiece (4), the special fixture (1) comprises a fixture bottom plate (11), and a connecting hole (2) and a connecting plate (3) which are used for installing the special fixture (1) on a four-axis machine tool are formed in the fixture bottom plate (11); the top surface of the clamp bottom plate (11) is provided with a positioning component for positioning the massage armchair turbine box workpiece (4) and a clamping component for clamping the massage armchair turbine box workpiece (4); the positioning assembly comprises a supporting nail (181), a first positioning shaft core (182) and a second positioning shaft core (183), wherein the second positioning shaft core (183) is detachably connected with the clamp bottom plate (11) through a threaded through hole (184) formed in the clamp bottom plate (11); the clamping assembly comprises a rotary cylinder (12), a first pressing plate (13), a second pressing plate (14), a third pressing plate (15) and a fourth pressing plate (16), and the first pressing plate (13), the second pressing plate (14), the third pressing plate (15) and the fourth pressing plate (16) are all arranged on the rotary cylinder (12) and are connected with a rotating shaft of the rotary cylinder (12); the first pressing plate (13), the second pressing plate (14), the third pressing plate (15) and the fourth pressing plate (16) are all provided with a compression screw (17) for compressing the turbine box workpiece (4) of the massage chair, wherein the end part of one side of the second pressing plate (14) is obliquely provided with an auxiliary pressing plate (141); through the matching of the clamping component and the positioning component, the special clamp (1) can clamp 6 massage chair turbine box workpieces (4) in one-time processing;
the method comprises the following steps:
the first step is as follows: the clamp is arranged on a four-axis milling machine through a connecting hole (2) and a connecting plate (3);
the second step is that: the positioning function of the positioning assembly is used for installing the massage chair turbine box workpiece (4) on the clamp bottom plate (11), then the rotary cylinder (12) is controlled to rotate and press down the rotary shaft, the massage chair turbine box workpiece (4) is clamped by the first pressing plate (13), the second pressing plate (14), the third pressing plate (15) and the fourth pressing plate (16), and finally the compression screw (17) is rotated to compress and fix the massage chair turbine box workpiece (4);
the third step: the milling machine is started to process the massage chair turbine box workpiece (4), and the specific steps comprise:
a. milling a plane, namely milling the surface of the massage armchair turbine box workpiece (4) by controlling a milling cutter;
b. roughly boring a first mounting hole (5), and processing 6 massage armchair turbine box workpieces (4) on an A0-degree plane by controlling a boring cutter;
c. roughly boring a second mounting hole (6) and a third mounting hole (7), and processing 6 massage armchair turbine box workpieces (4) on planes of A0 degrees, A90 degrees and A-90 degrees respectively by rotating an A shaft and controlling a boring cutter;
d. a spring cutting clamp ring groove is formed, and all the first mounting holes (5), the second mounting holes (6) and the third mounting holes (7) which are roughly bored are machined on planes of A0 degrees, A90 degrees and A-90 degrees by rotating an A shaft and controlling a groove cutting knife;
e. chamfering, namely machining all the first mounting holes (5), the second mounting holes (6) and the third mounting holes (7) which are roughly bored on planes of A0 degrees, A90 degrees and A-90 degrees by rotating the shaft A and controlling a chamfering tool;
f. finely boring the first mounting holes (5), and processing all the first mounting holes (5) on an A0-degree plane by controlling a boring cutter;
g. finely boring the second mounting holes (6), and processing all the second mounting holes (6) on an A0-degree plane by controlling a boring cutter;
h. finely boring the third mounting holes (7), and machining all the third mounting holes (7) on planes of A90 degrees and A-90 degrees by rotating the shaft A and controlling a boring cutter;
the fourth step: after the processing is finished, the rotary cylinder (12) is loosened, the rotary shaft is lifted, the massage armchair turbine box workpiece (4) is not clamped any more, and the massage armchair turbine box workpiece (4) is detached.
2. The processing method of the massage chair turbine box as claimed in claim 1, wherein the processing method comprises the following steps: the number of the rotary cylinders (12) is 11, the rotary cylinders (12) are respectively provided with 4 at the front part and the rear part of the top surface of the clamp bottom plate (11), and the rotary cylinders are provided with 3 in the middle of the top surface of the clamp bottom plate (11).
3. The processing method of the massage chair turbine box as claimed in claim 1, wherein the processing method comprises the following steps: the number of the first pressing plates (13) is 4, and the first pressing plates are respectively arranged on the rotary cylinders (12) at the positions of 4 top angles of the top surface of the clamp bottom plate (11).
4. The processing method of the massage chair turbine box as claimed in claim 1, wherein the processing method comprises the following steps: the number of the second pressing plates (14) is 3, and the second pressing plates are respectively arranged on the rotary cylinders (12) in the middle of the top surface of the clamp bottom plate (11).
5. The processing method of the massage chair turbine box as claimed in claim 1, wherein the processing method comprises the following steps: the number of the third pressing plates (15) is 2, and the third pressing plates are respectively arranged on the rotary cylinders (12) positioned in the middle of the rear part of the top surface of the clamp bottom plate (11); the number of the fourth pressing plates (16) is 2, and the fourth pressing plates are respectively arranged on the rotary cylinders (12) in the middle of the front part of the top surface of the clamp bottom plate (11).
6. The processing method of the massage chair turbine box as claimed in claim 1, wherein the processing method comprises the following steps: the massage armchair turbine box workpiece (4) arranged at the front part of the clamp bottom plate (11) and the massage armchair turbine box workpiece (4) arranged at the rear part of the clamp bottom plate (11) are opposite in installation direction and are not on the same horizontal line.
7. The processing method of the massage chair turbine box as claimed in claim 1, wherein the processing method comprises the following steps: the number of the compression screws (17) is 1 on the first pressure plate (13) and is arranged at the end part of the first pressure plate (13); 2 second pressing plates (14) are arranged on the auxiliary pressing plates (141); the third pressure plates (15) are respectively provided with 1 and arranged at the left end part of the third pressure plate (15); the fourth pressing plates (16) are respectively provided with 2 pressing plates which are respectively arranged at the end parts of the two sides of the fourth pressing plates (16).
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| CN201811608158.1A CN109732279B (en) | 2018-12-27 | 2018-12-27 | Processing method of massage chair turbine box |
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| CN201811608158.1A CN109732279B (en) | 2018-12-27 | 2018-12-27 | Processing method of massage chair turbine box |
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| CN110270866A (en) * | 2019-07-29 | 2019-09-24 | 宁波金达汽车部件有限公司 | A kind of rotary cylinder air pressure clamping device for processing machine oilcan body |
| CN113182908A (en) * | 2021-04-26 | 2021-07-30 | 成都工业职业技术学院 | Hydraulic clamp for engine intake manifold |
| CN115156950B (en) * | 2022-08-01 | 2024-02-27 | 无锡尚赛精密机械有限公司 | Turbocharger turbine box fine reference machining process and clamp |
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| JPH0620675B2 (en) * | 1984-10-12 | 1994-03-23 | 住金精圧品工業株式会社 | Die type hole dimension setting method |
| JP3844618B2 (en) * | 1999-03-29 | 2006-11-15 | 住友重機械工業株式会社 | Manufacturing method of internal tooth rocking body of internal tooth rocking type intermeshing planetary gear device |
| CN103433708B (en) * | 2013-06-13 | 2015-11-18 | 无锡瑞圣机械科技有限公司 | A kind of manufacture method of bullet train headstock turbocharger casing |
| JP6271287B2 (en) * | 2014-02-18 | 2018-01-31 | 天龍化学工業株式会社 | Method and apparatus for manufacturing extruded container cartridge |
| CN105773193A (en) * | 2014-12-22 | 2016-07-20 | 重庆宝爵机械设备有限公司 | Special fixture for turbine box |
| CN206527539U (en) * | 2017-03-16 | 2017-09-29 | 苏康 | The lathe-use clamp justified in vitro for turning turbine box |
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