CN110587326B - Saddle and manufacturing method thereof - Google Patents

Saddle and manufacturing method thereof Download PDF

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Publication number
CN110587326B
CN110587326B CN201910830360.7A CN201910830360A CN110587326B CN 110587326 B CN110587326 B CN 110587326B CN 201910830360 A CN201910830360 A CN 201910830360A CN 110587326 B CN110587326 B CN 110587326B
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China
Prior art keywords
plate
side wall
plates
saddle
base
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Active
Application number
CN201910830360.7A
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Chinese (zh)
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CN110587326A (en
CN110587326A8 (en
Inventor
程鹏
左善超
杜兵
邵晨曦
张平
尹阔
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Dalian Huagen Machinery Co Ltd
China Academy Of Machinery Science And Technology Group Co ltd
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Dalian Huagen Machinery Co Ltd
China Academy Of Machinery Science And Technology Group Co ltd
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Priority to CN201910830360.7A priority Critical patent/CN110587326B/en
Publication of CN110587326A publication Critical patent/CN110587326A/en
Publication of CN110587326A8 publication Critical patent/CN110587326A8/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/02Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q1/00Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25Movable or adjustable work or tool supports

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Machine Tool Units (AREA)
  • Escalators And Moving Walkways (AREA)

Abstract

The invention discloses a saddle and a manufacturing method thereof, wherein the saddle comprises a base and side plates arranged on two sides above the base; the workbench lead screw mounting seat is positioned in a groove formed by the base and the side plate; the wire rail mounting seat is arranged above the side plate and used for mounting the wire rail of the workbench; the sliding block mounting seats are arranged on two sides of the lower surface of the base in pairs; the saddle screw installation seat is arranged on the lower surface of the base; the base is characterized by comprising an upper cover plate and a bottom plate, and a longitudinal web plate and a transverse rib plate are arranged between the bottom plate and the upper cover plate. Compared with the traditional casting production mode, the invention can shorten the production period, reduce the production cost and improve the product quality.

Description

Saddle and manufacturing method thereof
Technical Field
The invention relates to a saddle for a machining center and a method for manufacturing the saddle.
Background
The numerical control machine tool is a 'working machine' and basic equipment in the high-end equipment manufacturing industry, and has wide application in the fields of aerospace, automobiles, strategically emerging industries and national defense and military industry. The technical level and the holding quantity of the numerical control machine tool become important indexes of the national manufacturing industry level, the industrial modernization degree and the national comprehensive competitiveness. Meanwhile, structural members such as a lathe bed and a column (hereinafter referred to as a lathe bed) are used as key parts of the machine tool, the structural design and the manufacturing method of the machine tool are single, and factors such as material metallurgy, mechanical property, stress deformation, damping property, dimensional accuracy and the like have less research on the influence rule of the machine tool processing accuracy and accuracy retention thereof, so that the machine tool has become the bottleneck for restricting the development of high-grade numerical control machine tools in China. In the world, a material forming machine tool and a large-scale metal cutting machine tool are all commonly adopting a welding structure machine tool, the proportion of welding parts of machine tools in industrial developed countries such as America, japanese, germany and the like to the total weight of equipment is 70-80%, and the requirements on the machining precision and the precision retention of high-grade numerical control machine tools (vertical machining centers and planer milling machines) are higher, so that the development period is accelerated, the manufacturing cost is reduced, the market demands of personalized customization are met, the welding structure machine tool is adopted abroad, and successful application is achieved.
The existing numerical control machine tool body in China mainly adopts an iron casting, the structure of a rib plate in a casting saddle is complex, certain technical difficulties exist in mold design and manufacture, modeling and core making, and the uniformity of casting components is difficult to ensure due to the difference of raw material components and processes in the casting melting and pouring processes, and a large number of working procedures such as manual and material resource sand removal and casting inspection are required after pouring, so that the numerical control machine has long casting production and development period, complex production process, difficult guarantee of casting quality and incapability of ensuring the production, manufacture and use performance requirements of the machine tool. In addition, in the course of implementing environmental policies, foundry plants in various places have resulted in stagnation of casting production, severely affecting the production of machine tool manufacturing industry, facing increasingly serious environmental problems.
The welding process is a process of forming a permanent connection process by heating or pressurizing or combining the two, and using or not using filling materials to ensure that the materials of workpieces are combined among atoms, the consumption of metal in unit length in the welding process is low (the consumption of welding metal in unit length of a single V groove of 20mm is 90 g/m), a complex die is not needed in welding manufacture, a clamping apparatus can be flexibly adjusted according to a designed machine tool, the used raw materials are mature products supplied by the market, the cost is low, and the materials are well ensured.
Meanwhile, with the development of welding equipment, technology and simulation technology, technicians can design a welding process suitable for welding parts of a vertical machining center for aerospace manufacturing, and machine tool design and manufacturing by adopting the welding process with high productivity utilization rate and relatively small environmental pollution rate have become a development trend.
Disclosure of Invention
The invention discloses a saddle and a manufacturing method thereof, and mainly aims to solve the problems that the production period of a cast saddle is long, the production process is complex, and the quality is difficult to guarantee.
The main purpose of the invention can be realized by the following technical scheme:
a saddle comprises a base and side plates arranged on two sides above the base; the workbench lead screw mounting seat is positioned in a groove formed by the base and the side plate; the wire rail mounting seat is arranged above the side plate and used for mounting the wire rail of the workbench; the sliding block mounting seats are arranged on two sides of the lower surface of the base in pairs; the saddle screw installation seat is arranged on the lower surface of the base; the base is characterized by comprising an upper cover plate and a bottom plate, and a longitudinal web plate and a transverse rib plate are arranged between the bottom plate and the upper cover plate.
Further, the curb plate includes outside wallboard and inside wall board, outside wallboard is located the outside both sides of saddle, inside wallboard constitutes the recess with the upper cover plate, be provided with line rail gusset between outside wallboard and the inside wall board, line rail gusset sets up on the base to with outside wallboard and inside wall board fixed connection for strengthen the bearing capacity of line rail mount pad, prevent its deformation.
Further, the lower part of the outer side wall plate is provided with a mounting hole corresponding to the position of the sliding block mounting seat, and the mounting hole is used for being matched with the sliding block mounting seat.
Further, be provided with the reinforcing plate on the lateral wall board, the reinforcing plate sets up between mounting hole top surface and the lower bottom surface of line rail mount pad for reinforcing the support of mounting hole position to the line rail mount pad, reinforcing plate both ends lower part is provided with the backup pad, is used for supporting the reinforcing plate.
Further, the longitudinal web plate is arranged in the longitudinal direction of the middle of the bottom plate and used for supporting the upper cover plate, a plurality of groups of transverse rib plates are oppositely arranged on two sides of the longitudinal web plate, and the transverse rib plates are fixedly connected with the bottom plate and the longitudinal web plate and used for enhancing the bearing capacity of the base.
Further, the bottom plate is provided with a stress release hole, and the stress release hole is arranged below the connecting position of the longitudinal web plate and the transverse rib plate and is used for releasing welding stress and stress in the service process and reducing the self weight of the saddle.
Further, a cutting fluid collecting pipe is arranged on the base, penetrates through the upper cover plate and the bottom plate, and avoids the longitudinal web plate and the transverse rib plate.
Furthermore, the fixed connection mode is welding.
A method of manufacturing a saddle, the method comprising:
s1, welding a bottom plate, a longitudinal web plate, a transverse rib plate, an outer side wall plate, an inner side wall plate and a linear rail rib plate;
s2, assembling an upper cover plate, and spot-fastening the upper cover plate and the inner side wall plate to finish welding;
s3, assembling a workbench screw rod mounting seat and a wire rail rib plate, and finishing welding after spot fixing;
s4, assembling the rail mounting seat to finish welding.
Further, the step S1 includes:
s101, taking a bottom plate as a reference plate, and dotting and fixing a longitudinal web plate and a transverse web plate;
s102, respectively fixing the two inner side wall plates with the bottom plate and the transverse rib plate;
s103, welding the longitudinal web plates, the bottom plate and the transverse rib plates;
s104, welding the inner side wall plate, the bottom plate and the transverse rib plate; .
S105, assembling the wire rail rib plates with the inner side wall plates, and spot-fixing the wire rail rib plates with the inner side wall plates and the bottom plate;
s106, assembling the outer side wall plate, and dotting and fixing the outer side wall plate with the wire rail rib plate and the bottom plate;
and S107, welding the wire rail rib plates with the inner side wall plate, the outer side wall plate and the bottom plate.
Compared with the prior art, the invention has the following advantages: the invention provides a saddle and a manufacturing method thereof, wherein the saddle is produced in a welding mode, the method has the advantages of simple materials, simple operation steps and capability of effectively shortening the production period of the saddle, reducing the production cost and improving the product quality by adopting a rib plate with a regular structure, and meanwhile, the design of stress release holes is adopted on the saddle bottom plate, so that the welding stress in the welding production and the stress in the product service process can be reduced, the self weight of the saddle is reduced, and the service life of the product is greatly prolonged.
Drawings
FIG. 1 is a schematic view of the overall structure of a machining center;
FIG. 2 is a schematic view of the overall construction of the saddle of the present invention;
FIG. 3 is a front view of the saddle of the present invention;
FIG. 4 is a schematic A-A cross-sectional view of the saddle of FIG. 3 in accordance with the present invention;
FIG. 5 is a schematic view in section B-B of the saddle of FIG. 3 according to the present invention;
FIG. 6 is a bottom view of the saddle of the present invention;
the following are reference numerals from which the invention can be clearly understood.
Wherein: 100. a bed body; 200. a saddle; 300. a work table; 400. a spindle box; 500. a column; 1. a wire rail mounting seat; 2. a workbench screw rod mounting seat; 21. screw rod rib plates; 3. a side plate; 31. an outer side wall panel; 32. an inner side wall panel; 33. a line rail rib plate; 34. a mounting hole; 4. a base; 41. an upper cover plate; 42. a bottom plate; 43. a longitudinal web; 44. a convex plate; 45. a transverse rib plate; 46. a stress relief hole; 47. a cutting fluid collection tube; 48. a baffle; 5. a fixing plate; 6. a slider mounting base; 7. a saddle screw mounting seat; 8. a reinforcing plate; 9. and a support plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the described embodiments are some, but not all, embodiments of the invention. The specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
A saddle and a method of manufacturing the saddle according to embodiments of the present invention are described in detail below with reference to the accompanying drawings.
As shown in fig. 1, the machining center comprises a lathe bed 100, a saddle 200, a workbench 300, a headstock 400 and a column 500, wherein the saddle 200 is slidably arranged on the lathe bed 200 through a sliding rail; the upper part of the saddle 200 is provided with a working table 300 through a sliding rail, and the working table 300 can longitudinally slide along the saddle.
As shown in fig. 2 to 4, the specific embodiment of the present invention describes a saddle mainly comprising a base 4 and side plates 3 disposed on both sides above the base; the workbench screw rod mounting seat 2 is positioned in a groove formed by the base 4 and the side plate 3; the wire rail mounting seat 1 is arranged above the side plate 3 and is used for mounting a wire rail of the workbench; the sliding block mounting seats 6 are arranged on two sides of the lower surface of the base 4 in pairs; the saddle screw mounting seat 7 is arranged on the lower surface of the base 4; the base 4 comprises an upper cover plate 41 and a bottom plate 42, and a longitudinal web 43 and a transverse rib plate 45 are arranged between the bottom plate 42 and the upper cover plate 41.
As shown in fig. 4-6, the side plate 3 includes an outer side wall plate 31 and an inner side wall plate 32, a plurality of wire rail rib plates 33 perpendicular to the outer side wall plate 31, the inner side wall plate 32 and the bottom plate 42 are disposed between the outer side wall plate 31 and the inner side wall plate 32, so as to strengthen the bearing capacity of the wire rail mounting seat 1 and prevent deformation thereof, and the wire rail rib plates 33 are fixedly connected with the bottom plate 42, the outer side wall plate 31 and the inner side wall plate 32 in a welding manner.
The lower part of the outer side wall plate 31 is provided with a mounting hole 34 corresponding to the position of the sliding block mounting seat 6 for being matched with the sliding block mounting seat 6, and two sides inside the mounting hole 34 are provided with wire rail rib plates 33.
The outer side wall plate 31 is provided with a reinforcing plate 8 for reinforcing the support of the mounting hole 34 to the wire rail mounting seat 1, the reinforcing plate 8 is arranged between the top surface of the mounting hole 34 and the lower bottom surface of the wire rail mounting seat 1, and traverses all the mounting holes 34 in the length direction, and the lower parts of the two ends of the reinforcing plate 8 are provided with supporting plates 9 for supporting the reinforcing plate 8.
Baffles 48 are arranged at two ends of the upper cover plate 41 to prevent cutting fluid from flowing out; the longitudinal web 43 is arranged in the longitudinal direction of the middle of the bottom plate 42 and is used for supporting the upper cover plate 41, a plurality of groups of transverse rib plates 45 are oppositely arranged on two sides of the longitudinal web 43, the transverse rib plates 45 are fixedly connected with the bottom plate 42 and the longitudinal web 43, and the fixed connection mode is welding and is used for enhancing the bearing capacity of the base 4.
Corresponding convex plates 44 are arranged at positions, corresponding to the sliding block mounting seats 6, on two sides of the bottom plate 42, and the convex plates 44 and the bottom plate 42 are integrally fed.
The bottom plate 42 is provided with a plurality of stress release holes 46, and the stress release holes 46 are disposed below the connection position of the longitudinal web plates 43 and the transverse rib plates 45, so as to release welding stress and stress in the service process, and reduce the self weight of the saddle 200.
The base 4 is provided with a plurality of cutting fluid collecting pipes 47, and the cutting fluid collecting pipes 47 penetrate through the upper cover plate 41 and the bottom plate 42 and avoid the longitudinal web plates 43 and the transverse rib plates 45.
The two groups of workbench screw rod installation seats 2 are oppositely arranged on the two inner side wall plates 32 through the fixing plates 5, and screw rod rib plates 21 are arranged between the workbench screw rod installation seats 2 in the longitudinal direction and used for improving the bearing capacity of the workbench screw rod installation seats.
The specific embodiment of the invention also describes a manufacturing method of the saddle, which comprises the following steps:
s1, cutting a Q235 steel plate for blanking according to a saddle blanking diagram, and processing a groove according to a weld design requirement;
s101, vertically fixing the longitudinal web plates 43 and the transverse rib plates 45 according to the design positions by taking the bottom plate 42 as a reference plate;
s102, respectively and fixedly connecting the two inner side wall plates 32 with the bottom plate 42 and the transverse rib plates 45;
s103, welding the longitudinal web plates 43, the bottom plates 42 and the transverse rib plates 45 by using manual MAG welding according to the technological parameters of welding current 200A, voltage 22V and speed 300 mm/min;
s104, welding the inner side wall plate 32, the bottom plate 42 and the transverse rib plates 45 by using a robot according to the technological parameters of welding current 200A, voltage 22V and speed 300 mm/min;
s105, assembling the wire rail rib plates 33 according to design requirements, and fixing the wire rail rib plates with the inner side wall plates 32 and the bottom plate 42 in a spot manner;
s106, assembling the outer side wall plate 31 and spot-fixing the outer side wall plate with the wire rail rib plate 33 and the bottom plate 42;
s107, welding the wire rail rib plates 33 with the inner side wall plate 32, the outer side wall plate 31 and the bottom plate 42 by using manual MAG welding with the welding current of 200A, the voltage of 22V and the speed of 300 mm/min;
s2, assembling an upper cover plate 41, spot-fixing the upper cover plate with the inner side wall plate 32, and then finishing welding by using a robot according to the technological parameters of welding current 200A, voltage 22V and speed 300 mm/min;
s3, assembling the workbench screw rod mounting seat 2 and the linear rail rib plate 33 according to design requirements, and finishing welding after spot fixing;
s4, welding the rest plates except the wire rail mounting seat 1 by using robot automatic welding and manual welding;
and S5, after the S4 is finished, assembling the track mounting seat 1 of the line according to the deformation condition of the saddle, and finishing welding by using a robot according to the pulse welding process parameters of 240A current, 25V voltage, 400mm/min speed, 1HZ swing frequency and 3mm swing amplitude.
The foregoing embodiments have been provided for the purpose of illustrating the general principles of the present invention, and are not meant to limit the scope of the invention, but to limit the scope of the invention.

Claims (6)

1. A saddle comprises a base (4) and side plates (3) arranged on two sides above the base; the workbench screw rod mounting seat (2), wherein the workbench screw rod mounting seat (2) is positioned in a groove formed by the base (4) and the side plate (3); the wire rail mounting seat (1) is arranged above the side plate (3) and used for mounting the wire rail of the workbench; the sliding block mounting seats (6) are arranged on two sides of the lower surface of the base (4) in pairs; the saddle screw mounting seat (7) is arranged on the lower surface of the base (4); the base (4) comprises an upper cover plate (41) and a bottom plate (42), and a longitudinal web plate (43) and a transverse rib plate (45) are arranged between the bottom plate (42) and the upper cover plate (41); the side plates (3) comprise outer side wall plates (31) and inner side wall plates (32), the outer side wall plates (31) are positioned on two sides outside the saddle (200), the inner side wall plates (32) and the upper cover plate (41) form grooves, wire rail rib plates (33) are arranged between the outer side wall plates (31) and the inner side wall plates (32), and the wire rail rib plates (33) are arranged on the base (4) and fixedly connected with the outer side wall plates (31) and the inner side wall plates (32); the lower part of the outer side wall plate (31) is provided with a mounting hole (34) corresponding to the sliding block mounting seat (6) for being matched with the sliding block mounting seat (6); the outer side wall plate (31) is provided with a reinforcing plate (8), the reinforcing plate (8) is arranged between the top surface of the mounting hole (34) and the lower bottom surface of the wire rail mounting seat (1), and the lower parts of the two ends of the reinforcing plate (8) are provided with supporting plates (9) for supporting the reinforcing plate (8); the vertical web (43) is arranged in the middle of the bottom plate (42) in the longitudinal direction and used for supporting the upper cover plate (41), transverse rib plates (45) are oppositely arranged on two sides of the vertical web (43), and the transverse rib plates (45) are fixedly connected with the bottom plate (42) and the vertical web (43).
2. A saddle according to claim 1 wherein the base plate (42) is provided with a plurality of stress relief holes (46), the stress relief holes (46) being provided below the connection of the longitudinal webs (43) and the transverse webs (45).
3. A saddle as claimed in claim 1, wherein the base (4) is provided with a cutting fluid collection tube (47), the cutting fluid collection tube (47) extending through the upper cover plate (41) and the bottom plate (42) and avoiding the longitudinal webs (43) and the transverse webs (45).
4. A saddle as set forth in claim 1 wherein said fixed connection is by welding.
5. A method of manufacturing a saddle as set forth in any one of claims 1 to 4, wherein the method includes:
s1, welding a bottom plate (42), a longitudinal web plate (43), a transverse rib plate (45), an outer side wall plate (31), an inner side wall plate (32) and a wire rail rib plate (33);
s2, assembling an upper cover plate (41), and spot-fixing the upper cover plate and an inner side wall plate (32) to finish welding;
s3, assembling a workbench screw rod mounting seat (2) and a wire rail rib plate (33), and finishing welding after spot fixing;
s4, assembling the rail mounting seat (1) to finish welding.
6. The method of manufacturing a saddle as set forth in claim 5, wherein said S1 includes:
s101, taking a bottom plate (42) as a reference plate, and spot-fixing a longitudinal web plate (43) and a transverse rib plate (45);
s102, respectively fixing the two inner side wall plates (32) with the bottom plate (42) and the transverse rib plates (45);
s103, welding the longitudinal web plates (43) with the bottom plate (42) and the transverse rib plates (45);
s104, welding the inner side wall plate (32), the bottom plate (42) and the transverse rib plates (45); .
S105, assembling the wire rail rib plates (33) with the inner side wall plates (32), and spot-fastening the wire rail rib plates with the inner side wall plates (32) and the bottom plate (42);
s106, assembling the outer side wall plate (31) and fixing the outer side wall plate with the wire rail rib plate (33) and the bottom plate (42) in a spot manner;
and S107, welding the wire rail rib plates (33) with the inner side wall plates (32), the outer side wall plates (31) and the bottom plate (42).
CN201910830360.7A 2019-09-04 2019-09-04 Saddle and manufacturing method thereof Active CN110587326B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910830360.7A CN110587326B (en) 2019-09-04 2019-09-04 Saddle and manufacturing method thereof

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Application Number Priority Date Filing Date Title
CN201910830360.7A CN110587326B (en) 2019-09-04 2019-09-04 Saddle and manufacturing method thereof

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CN110587326A CN110587326A (en) 2019-12-20
CN110587326A8 CN110587326A8 (en) 2020-09-29
CN110587326B true CN110587326B (en) 2024-03-19

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1199424A (en) * 1997-09-30 1999-04-13 Nippei Toyama Corp Main spindle head supporting structure of machine tool
JP2003266257A (en) * 2002-03-14 2003-09-24 Makino Milling Mach Co Ltd Machine tool
JP2006326740A (en) * 2005-05-25 2006-12-07 Mori Seiki Co Ltd Machine tool
CN105127769A (en) * 2015-10-16 2015-12-09 太仓金凡机械制造有限公司 Machine tool linear rail workbench
CN204893432U (en) * 2015-08-28 2015-12-23 重庆艾格润数控机床有限公司 Numerical control vertical machining center
CN208467737U (en) * 2018-04-28 2019-02-05 广东省智能制造研究所 A kind of movable beam type gantry machining center elongated column
CN211249127U (en) * 2019-09-04 2020-08-14 机械科学研究总院集团有限公司 Saddle

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1199424A (en) * 1997-09-30 1999-04-13 Nippei Toyama Corp Main spindle head supporting structure of machine tool
JP2003266257A (en) * 2002-03-14 2003-09-24 Makino Milling Mach Co Ltd Machine tool
JP2006326740A (en) * 2005-05-25 2006-12-07 Mori Seiki Co Ltd Machine tool
CN204893432U (en) * 2015-08-28 2015-12-23 重庆艾格润数控机床有限公司 Numerical control vertical machining center
CN105127769A (en) * 2015-10-16 2015-12-09 太仓金凡机械制造有限公司 Machine tool linear rail workbench
CN208467737U (en) * 2018-04-28 2019-02-05 广东省智能制造研究所 A kind of movable beam type gantry machining center elongated column
CN211249127U (en) * 2019-09-04 2020-08-14 机械科学研究总院集团有限公司 Saddle

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CN110587326A (en) 2019-12-20
CN110587326A8 (en) 2020-09-29

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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
CI02 Correction of invention patent application
CI02 Correction of invention patent application

Correction item: Applicant|Address|Applicant

Correct: CHINA ACADEMY OF MACHINERY SCIENCE AND TECHNOLOGY GROUP Co.,Ltd.|100044 No. 2, Shouti South Road, Haidian District, Beijing|Dalian Huagen Machine Tool Co.,Ltd.

False: Intermediate productivity promotion center of General Institute of Mechanical Science Group Co.,Ltd.|100044No. 2, Shouti South Road, Haidian District, Beijing|Dalian Huagen Machine Tool Co.,Ltd.

Number: 51-02

Page: The title page

Volume: 35

Correction item: Applicant|Address|Applicant

Correct: CHINA ACADEMY OF MACHINERY SCIENCE AND TECHNOLOGY GROUP Co.,Ltd.|100044 No. 2, Shouti South Road, Haidian District, Beijing|Dalian Huagen Machine Tool Co.,Ltd.

False: CHINA ACADEMY OF MACHINERY SCIENCE AND TECHNOLOGY GROUP Co.,Ltd.|100044 No. 2, Shouti South Road, Haidian District, Beijing|Dalian Huagen Machine Tool Co.,Ltd.

Number: 51-02

Volume: 35

CI02 Correction of invention patent application
CI02 Correction of invention patent application

Correction item: Applicant|Address|Applicant

Correct: CHINA ACADEMY OF MACHINERY SCIENCE AND TECHNOLOGY GROUP Co.,Ltd.|100044 No. 2, Shouti South Road, Haidian District, Beijing|DALIAN HUAGEN MACHINERY Co.,Ltd.

False: CHINA ACADEMY OF MACHINERY SCIENCE AND TECHNOLOGY GROUP Co.,Ltd.|100044 No. 2, Shouti South Road, Haidian District, Beijing|Dalian Huagen Machine Tool Co.,Ltd.

Number: 35-01

Page: The title page

Volume: 36

Correction item: Applicant|Address|Applicant

Correct: CHINA ACADEMY OF MACHINERY SCIENCE AND TECHNOLOGY GROUP Co.,Ltd.|100044 No. 2, Shouti South Road, Haidian District, Beijing|DALIAN HUAGEN MACHINERY Co.,Ltd.

False: CHINA ACADEMY OF MACHINERY SCIENCE AND TECHNOLOGY GROUP Co.,Ltd.|100044 No. 2, Shouti South Road, Haidian District, Beijing|Dalian Huagen Machine Tool Co.,Ltd.

Number: 35-01

Volume: 36

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