CN107914149A - A kind of lightweight high rigidity gantry machining centre machine seat - Google Patents
A kind of lightweight high rigidity gantry machining centre machine seat Download PDFInfo
- Publication number
- CN107914149A CN107914149A CN201711325283.7A CN201711325283A CN107914149A CN 107914149 A CN107914149 A CN 107914149A CN 201711325283 A CN201711325283 A CN 201711325283A CN 107914149 A CN107914149 A CN 107914149A
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- China
- Prior art keywords
- reinforcing rib
- base
- triangle
- machine seat
- high rigidity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000003754 machining Methods 0.000 title claims abstract description 17
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 43
- 238000005266 casting Methods 0.000 claims abstract description 16
- 230000035882 stress Effects 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 8
- 230000032683 aging Effects 0.000 claims abstract description 5
- 238000000137 annealing Methods 0.000 claims abstract description 5
- 230000001174 ascending effect Effects 0.000 claims abstract description 5
- 230000002787 reinforcement Effects 0.000 claims description 11
- 210000003205 muscle Anatomy 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 20
- 239000010959 steel Substances 0.000 description 20
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 6
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910001060 Gray iron Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011081 inoculation Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
- B23Q1/015—Frames, beds, pillars
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The invention discloses a kind of lightweight high rigidity gantry machining centre machine seat,Including engine base,The parallel base plate of downward two of the base is formed,Connected and fixed by reinforcing rib between two base plates,The reinforcing rib is inverted W types shape,The tip of the triangle of reinforcing rib upper end both sides passes through the base plate at top,And the tip top of the triangle of reinforcing rib is equipped with top slide rail,The base plate connection of described three ends in reinforcing rib lower end and downside is fixed,Supported in the present invention under the double guide rails of base by inversed W-shape reinforcing rib,Moving parts workbench and the workpiece weight of processing on guide rail is set to spread out by reinforcing rib,Bearing area and scope are ascending,Chassis interior is just as multiple triangular supports,It is reduced to cast casting stress minimum,Pass through annealing and the method for remaining artificial aging at the same time,Eliminate residual stress of casting,Significantly lift the stability in machine tool motion；Material cost has been saved at the same time, while has lifted rigidity.
Description
Technical field
The present invention relates to technical field of lathe equipment, is specifically a kind of lightweight high rigidity gantry machining centre machine seat.
Background technology
Gantry machining center refers to the machining center that main-shaft axis is set with table vertical, and it is large-scale to be primarily adapted for use in processing
Part, there is fixed-beam [1]（Crossbeam is fixed, movable workbench/rotation）, movable beam type（Crossbeam, which moves up and down, workbench is front and rear moves
It is dynamic）Dynamic pillar（Workbench is fixed, portal frame movement）, crown-block type（Workbench is fixed, cross beam movement）Also there is above complex form
Multiclass gantry machining center.The characteristic of processing, ability, the Product processing purposes that is directed to are also not exclusively the same.
The design belongs to machinery industry machine-tool component structural and improves class, which is gantry machining center（CNC）
One of main component part of fuselage main body structure, is the basis of the X, Y, Z axis movement of lathe, therefore the high rigidity of base, high-strength
Degree design is to ensure machine tool accuracy stability, persistence and the rigid necessary requirement of complete machine.
Gantry machining center is mainly used in the industries such as mechanical processing, mould, automobile, space flight and aviation, ship, mechanical processing
Stationarity in the stability of precision, precision to equipment and processing has higher requirements, and material used in base is inoculation cast iron
（HT300）, it is the basis for supporting whole lathe, and the rigidity and intensity of base can directly influence machining accuracy and processing part
Surface quality.Traditional numeric-control milling machine is general to strengthen using by base casting section thickness and inside to ensure base rigidity and intensity
Muscle is thickeied, increased, encrypted method, but because the material property of grey cast-iron, easily produces casting flaw when wall thickness is thicker,
And internal stress can increase, casting stability can be deteriorated, while make the weight penalty of casting, and cost is higher.
The present invention has used for reference technological merit of the W steel band of model compared with flat strip steel, traditional base equivalent to flat strip steel, because
This, uses for reference the design of W steel band of model, there is presently provided a kind of lightweight high rigidity gantry machining centre machine seat.
The content of the invention
It is an object of the invention to provide a kind of lightweight high rigidity gantry machining centre machine seat, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the present invention provides following technical solution：
A kind of lightweight high rigidity gantry machining centre machine seat, including engine base, described downward two parallel base plate structures of base
Into by reinforcing rib connection fixation between two base plates, the reinforcing rib is inverted W types shape, makes moving parts on guide rail
Workbench and the workpiece weight of processing are spread out by reinforcing rib, and bearing area and scope are ascending, chassis interior just as
Multiple triangular supports, are reduced to cast casting stress minimum, while by annealing and the method for remaining artificial aging, eliminate casting
Part residual stress, significantly lifts the stability in machine tool motion, and the tip of the triangle of reinforcing rib upper end both sides passes through top
The base plate in portion, and the tip top of the triangle of reinforcing rib is equipped with top slide rail, described three ends in reinforcing rib lower end with
The base plate connection of downside is fixed.
As the further scheme of the present invention：The reinforcing rib is respectively arranged on the left side and the right side vertical and horizontal face
Straight panel and an inclined plate to form an angle with horizontal plane structure, the angle between inclined plate and straight panel are 30-40 degree, inclined plate and straight panel
Thickness it is identical, and all to be all 10 millimeters, the distance between the inclined plate lower end of left and right two and machine seat board contact point are straight panel length
A big triangle is constituted between the half of degree, reinforcing rib or so two inclined plates, straight panel and machine seat boards, upside machine seat board will be big
Triangle is divided into small triangle and a quadrangle.
As the further scheme of the present invention：It is outer sliding on engine base between the tip top of the triangle of the reinforcing rib
Dynamic chamber, the centre position of outer sliding cavity is equipped with two demarcation strips being arranged in parallel, interior slide is equipped between the demarcation strip of left and right two.
As the further scheme of the present invention：Assistant reinforcement plate is equipped with the outside of the reinforcing rib of the base inner, auxiliary adds
Strong contour extension of the plate along reinforcing rib, encloses endoporus between the assistant reinforcement plate, so that quadrangle is evolved into three
Angular structure, so as to help to improve the mechanical property of device.
As the further scheme of the present invention：Supported, made on guide rail by inversed W-shape reinforcing rib under the double guide rails of base in the present invention
Moving parts workbench and the workpiece weight of processing are spread out by reinforcing rib, and bearing area and scope are ascending, base
It is internal to be reduced to cast casting stress minimum just as multiple triangular supports, while doing by annealing and remaining artificial aging
Method, eliminates residual stress of casting, significantly lifts the stability in machine tool motion；At the same time by the designing scheme, to casting wall
Thick and reinforcing rib size optimizes, and is truly realized the design of lightweight high rigidity, has saved material cost, while lifts rigidity,
The design of the present invention originates from W steel band of model, technological merit of the W steel band of model compared with flat strip steel：1st, W steel band of model bending resistant section mould
Amount improves 37 times, 2, the stiffness of W steel band of model improve 70 times or so compared to flat strip steel, 3, the hardening in W steel band of model cold-rolled process makees
With raising tensile strength 12%--15%, flat strip steel here is equivalent to traditional base, and the present invention manages this W types structure
Thought has been incorporated in engine base, and then imparts the stronger mechanical property of engine base.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of lightweight high rigidity gantry machining centre machine seat.
Fig. 2 is a kind of A-A structure diagrams of lightweight high rigidity gantry machining centre machine seat.
Fig. 3 is structure top view in a kind of lightweight high rigidity gantry machining centre machine seat.
Wherein：Engine base 1, reinforcing rib 2, endoporus 3, assistant reinforcement plate 4, top slide rail 5, demarcation strip 6, interior slide 7, external slide rail
8。
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
Please refer to Fig.1~3, in the embodiment of the present invention, a kind of lightweight high rigidity gantry machining centre machine seat, including engine base
1, described 1 downward two parallel base plate of base is formed, and is connected and fixed by reinforcing rib 2 between two base plates, described to add
Strengthening tendons 2 is inverted W types shape, and the tip of the triangle of 2 upper end both sides of reinforcing rib passes through the base plate at top, and reinforcing rib 2
The tip top of triangle be equipped with top slide rail 5, this section is good for 5 mechanical property of slide of triangle, reinforcing rib 2
Triangle tip top between engine base 1 on outer sliding cavity 8, the centre position of outer sliding cavity 8 is equipped with two and parallel sets
The demarcation strip 6 put, is equipped with interior slide 7, the base of the reinforcing rib end of 2 lower end three and downside between the demarcation strip 6 of left and right two
Seat board connection is fixed, and is equipped with assistant reinforcement plate 4 on the outside of the reinforcing rib 2 inside the engine base 1, and assistant reinforcement plate 4 is along reinforcing rib 2
Contour extension, enclose endoporus 3 between the assistant reinforcement plate 4, endoporus 3 is triangle, and in the interior tip of triangle
Wall is rounded corner, and the straight panel for being respectively arranged on the left side and the right side vertical and horizontal face of reinforcing rib and one form one with horizontal plane
The inclined plate at clamp angle, the angle between inclined plate and straight panel are 30-40 degree, and inclined plate is identical with the thickness of straight panel, and it is all 10 to be all
Millimeter, the distance between the inclined plate lower end of left and right two and machine seat board contact point are the half of straight panel length, reinforcing rib or so two
A big triangle is constituted between inclined plate, straight panel and machine seat board, big triangle is divided into small triangle and one by upside machine seat board
A quadrangle.
Operation principle：Supported in the present invention under the double guide rails of base by inversed W-shape reinforcing rib, make moving parts workbench on guide rail
And the workpiece weight of processing is spread out by reinforcing rib, bearing area and scope are ascending, and chassis interior is just as multiple three
Angular support, is reduced to cast casting stress minimum, while by annealing and the method for remaining artificial aging, it is remaining to eliminate casting
Stress, significantly lifts the stability in machine tool motion；At the same time by the designing scheme, to casting section thickness and reinforcing rib size into
Row optimization, is truly realized the design of lightweight high rigidity, has saved material cost, while lifts rigidity, design of the invention origin
In W steel band of model, technological merit of the W steel band of model compared with flat strip steel：1st, W steel band of model module of anti-bending section improves 37 times, and 2, W types
The stiffness of steel band improves 70 times or so compared to flat strip steel, and 3, the induration in W steel band of model cold-rolled process, improve tensile strength
12%--15%, flat strip steel here is equivalent to traditional base, and the present invention has incorporated this W types architectural concept in engine base,
And then impart the stronger mechanical property of engine base.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference numeral in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (5)
1. a kind of lightweight high rigidity gantry machining centre machine seat, including engine base（1）, it is characterised in that the base（1）Downwards
Two parallel base plates are formed, and pass through reinforcing rib between two base plates（2）Connection is fixed, the reinforcing rib（2）To be inverted
W type shapes, moving parts workbench and the workpiece weight of processing on guide rail is spread out by reinforcing rib, bearing area and model
Enclose ascending, chassis interior is reduced to cast casting stress minimum just as multiple triangular supports, while by annealing and its
The method of remaining artificial aging, eliminates residual stress of casting, significantly lifts the stability in machine tool motion, reinforcing rib（2）Upper end
The tip of the triangle of both sides passes through the base plate at top, and reinforcing rib（2）The tip top of triangle be equipped with top
Slide（5）, the reinforcing rib（2）The connection of the base plate of the end of lower end three and downside is fixed.
A kind of 2. lightweight high rigidity gantry machining centre machine seat according to claim 1, it is characterised in that the reinforcement
The straight panel and an inclined plate to form an angle with horizontal plane structure that are respectively arranged on the left side and the right side a vertical and horizontal face of muscle, tiltedly
Angle between plate and straight panel is 30-40 degree, and inclined plate is identical with the thickness of straight panel, and all to be all 10 millimeters, left and right two is tiltedly
The distance between plate lower end and machine seat board contact point are the half of straight panel length, reinforcing rib or so two inclined plates, straight panel and engine base
A big triangle is constituted between plate, big triangle is divided into small triangle and a quadrangle by upside machine seat board.
A kind of 3. lightweight high rigidity gantry machining centre machine seat according to claim 1, it is characterised in that the reinforcement
Muscle（2）Triangle tip top between engine base（1）Upper outer sliding cavity（8）, outer sliding cavity（8）Centre position be equipped with
Two demarcation strips being arranged in parallel（6）, the demarcation strip of left and right two（6）Between be equipped with interior slide（7）.
A kind of 4. lightweight high rigidity gantry machining centre machine seat according to claim 2, it is characterised in that the engine base
（1）Internal reinforcing rib（2）Outside is equipped with assistant reinforcement plate（4）, assistant reinforcement plate（4）Along reinforcing rib（2）Contour extension,
The assistant reinforcement plate（4）Between enclose endoporus（3）, so that quadrangle is evolved into triangular structure, so as to contribute to
Improve the mechanical property of device.
A kind of 5. lightweight high rigidity gantry machining centre machine seat according to claim 1, it is characterised in that the endoporus
（3）Interior tip inner wall for triangle, and triangle is rounded corner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711325283.7A CN107914149A (en) | 2017-12-13 | 2017-12-13 | A kind of lightweight high rigidity gantry machining centre machine seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711325283.7A CN107914149A (en) | 2017-12-13 | 2017-12-13 | A kind of lightweight high rigidity gantry machining centre machine seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107914149A true CN107914149A (en) | 2018-04-17 |
Family
ID=61893175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711325283.7A Withdrawn CN107914149A (en) | 2017-12-13 | 2017-12-13 | A kind of lightweight high rigidity gantry machining centre machine seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107914149A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112372095A (en) * | 2020-11-03 | 2021-02-19 | 南通格美工业数控设备有限公司 | Electric spark machine capable of ensuring machining precision |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1629451A (en) * | 1933-04-05 | 1927-05-17 | Firm Friedrich Deckel Fabrik F | Lubrication for screw making and turning lathes |
| CN202344234U (en) * | 2011-12-13 | 2012-07-25 | 纽威数控装备（苏州）有限公司 | High-rigidity compact machine tool base structure |
| CN204019132U (en) * | 2014-06-23 | 2014-12-17 | 东莞市润星机械科技有限公司 | Lathe bed mechanism and the vertical machining centre of W type diagonal bar base, vertical machining centre |
| US20160129535A1 (en) * | 2014-11-11 | 2016-05-12 | Lincoln Global, Inc. | Workpiece positioning apparatus, and method of using same |
| CN207668888U (en) * | 2017-12-13 | 2018-07-31 | 湖南巨人机床集团有限公司 | A kind of lightweight high rigidity gantry machining centre machine seat |
-
2017
- 2017-12-13 CN CN201711325283.7A patent/CN107914149A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1629451A (en) * | 1933-04-05 | 1927-05-17 | Firm Friedrich Deckel Fabrik F | Lubrication for screw making and turning lathes |
| CN202344234U (en) * | 2011-12-13 | 2012-07-25 | 纽威数控装备（苏州）有限公司 | High-rigidity compact machine tool base structure |
| CN204019132U (en) * | 2014-06-23 | 2014-12-17 | 东莞市润星机械科技有限公司 | Lathe bed mechanism and the vertical machining centre of W type diagonal bar base, vertical machining centre |
| US20160129535A1 (en) * | 2014-11-11 | 2016-05-12 | Lincoln Global, Inc. | Workpiece positioning apparatus, and method of using same |
| CN207668888U (en) * | 2017-12-13 | 2018-07-31 | 湖南巨人机床集团有限公司 | A kind of lightweight high rigidity gantry machining centre machine seat |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112372095A (en) * | 2020-11-03 | 2021-02-19 | 南通格美工业数控设备有限公司 | Electric spark machine capable of ensuring machining precision |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180417 |
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| WW01 | Invention patent application withdrawn after publication |