CN104842170A - High-precision gantry machining center machine combination - Google Patents
High-precision gantry machining center machine combination Download PDFInfo
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- CN104842170A CN104842170A CN201510198362.0A CN201510198362A CN104842170A CN 104842170 A CN104842170 A CN 104842170A CN 201510198362 A CN201510198362 A CN 201510198362A CN 104842170 A CN104842170 A CN 104842170A
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- brace table
- axis slide
- face
- gantry machining
- main spindle
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 17
- 238000000926 separation method Methods 0.000 claims abstract description 11
- 238000003754 machining Methods 0.000 claims description 9
- 238000009826 distribution Methods 0.000 claims description 6
- 150000002829 nitrogen Chemical class 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 abstract description 6
- 230000000903 blocking effect Effects 0.000 abstract 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 239000003921 oil Substances 0.000 description 10
- 230000007246 mechanism Effects 0.000 description 9
- 229910052742 iron Inorganic materials 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000032258 transport Effects 0.000 description 3
- 239000012809 cooling fluid Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000010730 cutting oil Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- 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
-
- 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
- B23Q1/25—Movable or adjustable work or tool supports
-
- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/001—Arrangements compensating weight or flexion on parts of the machine
-
- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
-
- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/12—Arrangements for cooling or lubricating parts of the machine
-
- 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/12—Mechanical drives with means for varying the speed ratio
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
Abstract
The invention discloses a high-precision gantry machining center machine combination. Chip discharge grooves (1f) are symmetrically formed in the left side and the right side of the top of a supporting table (1a), a blocking wall (1c) is arranged at the front end of the top of the supporting table (1a), the middle of the blocking wall (1c) is divided through an oil-water separation groove (1d), and an auxiliary water tank (1e) is arranged at the tail end of the supporting table (1a). Nitrogen balance cylinders (6) are symmetrically arranged on the left side and the right side of a Y-axis sliding base (4), an output shaft of a spindle motor (19) is connected with the input end of a gearbox (20), an output shaft of the gearbox (20) is sleeved with a driving wheel (21), and the driving wheel (21) is connected with a driven wheel on a spindle (23) through a belt (22). The load on a Z-axis motor can be reduced effectively, high-speed cutting can be achieved, and low-speed large-torque cutting can also be achieved; the oil-water separation groove and the auxiliary water tank are integrated with a base, so that the problems of water leakage and oil leakage are solved fundamentally.
Description
Technical field
The invention belongs to machine tool technology field, specifically, particularly a kind of high accuracy gantry machining centre machine assembly.
Background technology
The high-efficiency automatic lathe being applicable to processed complex part that numerical control machining center is made up of plant equipment and digital control system.Numerical control machining center is current one of the highest, most widely used Digit Control Machine Tool of output in the world.Its comprehensive process ability is stronger, more processing content can be completed after workpiece clamped one time, machining accuracy is higher, with regard to the batch workpiece of medium difficulty of processing, its efficiency is 5 ~ 10 times of conventional equipment, particularly it can complete the processing that many conventional equipments can not complete, more complicated to shape, the single-piece work that required precision is high or small batch multi-item production more applicable.
Crossbeam fixed gantry machining center is the Digit Control Machine Tool of current extensive use.But existing numerical control gantry machining center is bulky, area occupied is large, and structural rigidity is poor, and overall precision is unstable; Meanwhile, vibrate comparatively large in the course of the work, larger noise can be produced, and temperature rise is fast, less reliable.The main spindle box of numerical control gantry machining center is vertically arranged, the weight of main spindle box is carried by Z axis motor substantially, can increase the wearing and tearing of Z axis screw mandrel thus, affects the stationarity of Z axis motion and the service life of Z axis motor.The main shaft of gantry machining center adopts spindle motor Direct driver, can only carry out high-speed cutting, be difficult to meet different processing needs.
Base is the chassis of whole machining center, is positioned at bottommost, for supporting the weight of whole equipment and being convenient to other parts layout.Existing numerical control gantry machining center needs on base, be equipped with water-oil separating mechanism, water-oil separating mechanism makes usually separately, and by being mounted with on base, add cost so on the one hand, easily cause leakage of oil of leaking because the assembling of water-oil separating mechanism is not in place; On the other hand, the volume of base increases, and transports very inconvenient, can affect the globality of whole machining center.
Meanwhile, numerical control gantry machining center is generally also equipped with secondary water tank on the side of base, for splendid attire cooling fluid, and plays precipitation, filtration cooling fluid.But secondary water tank needs to make guard shield supporting mechanism in addition, not only increases cost, is unfavorable for assembling; And the volume of base increases, and transports very inconvenient.
In addition, the iron filings that the numerical control gantry machining center course of work produces are cleared up by special chip removal device.Existing chip removal device not only complex structure, dismounting is inconvenient, and cleaning iron filings are not thorough, need manually to carry out secondary cleaning, thus can affect the efficiency of processing toward contact.
Summary of the invention
Technical problem to be solved by this invention is that providing a kind of can effectively reduce motor load and can meet the different high accuracy gantry machining centre machine assembly processing needs.
Technical scheme of the present invention is as follows: a kind of high accuracy gantry machining centre machine assembly, the brace table (1a) of rectangle is formed with at the top of base (1), the left and right sides of this brace table (1a) postmedian is symmetrical arranged bearing (1b), the upper vertical columns (2) of each bearing (1b), top common support crossbeam (3) of the right and left column (2), is characterized in that:
Chip area (1f) is symmetrical arranged at the right and left at described brace table (1a) top, chip area (1f) extends along the longitudinal direction, the through front end face to brace table (1a) in front end of chip area (1f), and in each chip area (1f), spiral chip removal machine (11) is all housed; Barricade (1c) is provided with in the front end at described brace table (1a) top, this barricade (1c) is positioned between two chip areas (1f), and the middle part of barricade (1c) is separated by oil-water separation tank (1d), described oil-water separation tank (1d) is the through groove in front and back; The tail end of described brace table (1a) is provided with secondary water tank (1e), secondary water tank (1e) and brace table (1a) are by being cast into one, and the water inlet of secondary water tank (1e) and delivery port are opened on the breech face of brace table (1a);
Install Y-axis slide (4) at the front end face of described crossbeam (3), Y-axis slide (4) and crossbeam (3) are slidably matched, and Y-axis slide (4) can move left and right on crossbeam (3); Install main spindle box (5) at the front end face of described Y-axis slide (4), main spindle box (5) and Y-axis slide (4) are slidably matched, and main spindle box (5) can move up and down on Y-axis slide (4); Nitrogen balance cylinder (6) is symmetrical arranged in the left and right sides of described Y-axis slide (4), cylinder body and the Y-axis slide (4) of this nitrogen balance cylinder (6) fix, the piston rod of nitrogen balance cylinder (6) stretches out straight up, and be connected with ceiling hold (7), described ceiling hold (7) is fixed on the top of main spindle box (5);
At the front end face of described main spindle box (5), spindle motor (19) is installed, the output shaft of this spindle motor (19) straight down, and be connected with the input of gear-box (20), the output shaft of gear-box (20) is set with driving wheel (21), this driving wheel (21) is connected with the driven pulley on main shaft (23) by belt (22), and described main shaft (23) is perpendicular to brace table (1a).
Adopt above technical scheme, base brace table arranges two chip areas in left and right, this chip area is for collecting the iron filings of processing, and in the process of processing, along with the running of spiral chip removal machine, iron filings move forward along chip area, until discharge from the front end of base, whole chip removal process is synchronous with process, and iron filings can be made automatically to get rid of totally, and chip removal efficiency is high.
Oil-water separation tank is wholely set in the front end of base brace table, rail oil and cutting oil are directly separated on base foundry goods by oil-water separation tank, not only save cost, fundamentally solve water-oil separating mechanism because assembling the leakage of oil of leaking caused not in place, and convenient transportation, enhance the globality of machining center.
Cast secondary water tank in base tail end integral type, avoid and make guard shield supporting mechanism and secondary water tank in addition, simplify the structure on the one hand, eliminate assembly process, greatly reduce production cost; On the other hand, fundamentally solve secondary water tank because assembling the leakage of oil of leaking caused not in place, and convenient transportation, enhance the globality of machining center.The intake-outlet of secondary water tank is arranged on the breech face of base top brace table, is conducive to pipeline and connects and arrange.
Nitrogen balance cylinder is set up in the both sides of Y-axis slide, when main spindle box moves up and down under the drive of Z axis motor, the piston rod of nitrogen balance cylinder stretches along with moving up and down of main spindle box, nitrogen balance cylinder is used for the gravity of balancing main shaft case, thus reduce the load of Z axis motor, reduce the wearing and tearing of Z axis screw mandrel, Z axis is moved more steady, the longer service life of Z axis motor.
When spindle motor running, the input of its output shaft driven gear case connects, and the moment of torsion of transmission is after gear-box speed change, and drive driving wheel to rotate by the output shaft of gear-box, driving wheel is rotated together by belt drive driven pulley and main shaft again.Main shaft is driven by gear-box and pulley mechanism, improves Tool in Cutting moment of torsion, can high-speed cutting, also can cut by low-speed big, can meet different processing needs.
The two ends up and down of described nitrogen balance cylinder (6) cylinder body are all connected with Y-axis slide (4) by anchor ear.Above structure nitrogen balance cylinder easy accessibility, is connected not only firm but also reliable with Y-axis slide.
In order to reduced proper motion, facilitate processing and fabricating, guarantee structural strength, described ceiling hold (7) is for "T"-shaped.
In order to reduce chip removal resistance, make chip removal more smooth and easy, thorough, the cross section of described chip area (1f) is " V " shape.
Described bearing (1b) is square frame body, the end face of bearing (1b) and the either flush of brace table (1a), and bearing (1b) and brace table (1a) are cast into one.Above structural bearings moulding is simple, is easy to processing and fabricating, and on bearing, install column convenient, can guarantee the steadiness of support post.
The horizontal stripe (8) that two, front and back are parallel to each other is provided with in the centre position of described brace table (1a) end face middle front part, the top of these two horizontal stripes (8) is provided with two longitudinal blocks (9) in left and right, described longitudinal block (9) is perpendicular with horizontal stripe (8), the rear and front end of longitudinal block (9) supports fixing by the horizontal stripe (8) of correspondence, and longitudinal block (9) has multiple screw from front to back.Above structure horizontal stripe and longitudinal block composition bearing block supporter, for supporting the bearing block of fixing X-axis screw mandrel, while facilitating bearing block to assemble, can make bearing block install firm.
The end face of described brace table (1a) is provided with two groups, front and back locating piece (10), often organizes locating piece (10) and be divided into two, left and right, two groups totally four locating pieces (10) are by the rectangular distribution; Described locating piece (10) is rectangle, each locating piece (10) is distributed with four locating holes by the rectangular distribution.The moulding of above structure locating piece is simple, base is easy to arrange, fastness is good; Locating piece plays a part for subsequent use, so that install other device additional as required on base.Locating piece, lower than the slide rail on base, can not affect the proper motion of workbench.
Beneficial effect: the present invention carrys out the gravity of balancing main shaft case by nitrogen balance cylinder, the load of Z axis motor can be effectively reduced, to guarantee the stationarity that Z axis moves, and can according to different processing needs, can high-speed cutting, also can cut by low-speed big, the range of work is extensive, has the features such as reasonable in design, transformation is easy, improvement cost is low; By spiral chip removal machine can in process automatic scrap iron cleaning, chip removal is smooth and easy, thorough, and chip removal efficiency is high; Oil-water separation tank and secondary water tank are integrated on base, avoid and make water-oil separating mechanism, guard shield supporting mechanism and secondary water tank in addition, while reduction volume, reduction production cost, convenient transport, fundamentally solve because assembling the leakage of oil of leaking caused not in place.
Accompanying drawing explanation
Fig. 1 is side view of the present invention.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is the top view of Fig. 2.
Fig. 4 is the top view of base.
Fig. 5 is the front view of base and spiral chip removal machine.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described:
As shown in Figure 1, Figure 2, shown in Fig. 4, Fig. 5, the brace table 1a of rectangle is formed with at the top of base 1, the right and left at this brace table 1a top is symmetrical arranged chip area 1f, chip area 1f extends along the longitudinal direction, the cross section of this chip area 1f is preferably " V " shape, and the through front end face to brace table 1a in the front end of chip area 1f.In each chip area 1f, spiral chip removal machine 11 is all housed, spiral chip removal machine 11 is prior art, and its structure does not repeat at this.In the process that spiral chip removal machine 11 operates, the iron filings in chip area 1f can be carried from back to front.
As shown in Figure 1, Figure 4, Figure 5, be provided with barricade 1c in the front end at brace table 1a top, this barricade 1c and brace table 1a is structure as a whole, and barricade 1c between two chip area 1f, and extends in left-right direction.The middle part of barricade 1c is separated by oil-water separation tank 1d, the groove that oil-water separation tank 1d is through before and after being.The tail end of brace table 1a is provided with secondary water tank 1e, and secondary water tank 1e and brace table 1a is by being cast into one, and water inlet and the delivery port of secondary water tank 1e are opened on the breech face of brace table 1a, and the water inlet of secondary water tank 1e and delivery port are positioned at sustained height.Be symmetrical arranged bearing 1b in the left and right sides of brace table 1a postmedian, this bearing 1b is square frame body, for supporting vertical columns.The end face of bearing 1b and the either flush of brace table 1a, and bearing 1b and brace table 1a is cast into one.
As shown in Figure 4, Figure 5, be provided with the horizontal stripe 8 that two, front and back are parallel to each other in the centre position of brace table 1a end face middle front part, horizontal stripe 8 and brace table 1a are structure as a whole.Two longitudinal blocks 9 in left and right are provided with above two horizontal stripes 8, longitudinal block 9 is perpendicular with horizontal stripe 8, the rear and front end of longitudinal block 9 supports fixing by the horizontal stripe 8 of correspondence, and longitudinal block 9 has multiple screw from front to back, the number of screw is determined according to actual needs, the present embodiment is preferably three, and the screw on the longitudinal block 9 of two, left and right is symmetrical.The end face of brace table 1a is provided with two groups, front and back locating piece 10, often organizes locating piece 10 and be divided into two, left and right, two groups totally four locating pieces 10 are by the rectangular distribution.Locating piece 10 is preferably rectangle, and is fixed with brace table 1a by welding, and each locating piece 10 is distributed with four locating holes by the rectangular distribution, locating hole is preferably screw.
As shown in Figure 1, Figure 2, Figure 3 shows, vertical columns 2 on each bearing 1b, the top common support crossbeam 3 of the right and left column 2.Install Y-axis slide 4 at the front end face of crossbeam 3, Y-axis slide 4 is connected with the output shaft of y-axis motor by feed screw nut pair, and Y-axis slide 4 is slidably matched with the Y-axis slide rail on crossbeam 3, and under the driving of y-axis motor, Y-axis slide 4 can move left and right on crossbeam 3.At the front end face of Y-axis slide 4, main spindle box 5 is installed, main spindle box 5 is connected by the output shaft of feed screw nut pair with Z axis motor, and main spindle box 5 is slidably matched with the Z axis slide rail on Y-axis slide 4, and under the driving of Z axis motor, main spindle box 5 can move up and down on Y-axis slide 4.
As shown in Figure 1, Figure 2, Figure 3 shows, arrange ceiling hold 7 at the top of main spindle box 5, this ceiling hold 7 is preferably "T"-shaped, and bottom and the main spindle box 5 of ceiling hold 7 fix.Be symmetrical arranged nitrogen balance cylinder 6 in the left and right sides of Y-axis slide 4, the two ends up and down of this nitrogen balance cylinder 6 cylinder body are all connected with Y-axis slide 4 by anchor ear, and the piston rod of nitrogen balance cylinder 6 stretches out straight up, and are connected with the cantilever of ceiling hold 7.
As shown in Figure 1, Figure 2, Figure 3 shows, install spindle motor 19 at the front end face of main spindle box 5, the output shaft of this spindle motor 19 straight down, and is connected with the input of gear-box 20, and the casing of gear-box 20 is fixed on the front end face of main spindle box 5 by gear box support.The output shaft of gear-box 20 is passed down through gear box support, and driving wheel 21 is set with on the output shaft of gear-box 20, this driving wheel 21 is connected with the driven pulley on main shaft 23 by belt 22, and main shaft 23 is perpendicular to brace table 1a, and this main shaft 23 is supported by bearing and main spindle box 5 phase.
Claims (4)
1. a high accuracy gantry machining centre machine assembly, the brace table (1a) of rectangle is formed with at the top of base (1), the left and right sides of this brace table (1a) postmedian is symmetrical arranged bearing (1b), the upper vertical columns (2) of each bearing (1b), top common support crossbeam (3) of the right and left column (2), is characterized in that:
Chip area (1f) is symmetrical arranged at the right and left at described brace table (1a) top, chip area (1f) extends along the longitudinal direction, the cross section of chip area (1f) is " V " shape, the through front end face to brace table (1a) in front end of chip area (1f), and in each chip area (1f), spiral chip removal machine (11) is all housed; Barricade (1c) is provided with in the front end at described brace table (1a) top, this barricade (1c) is positioned between two chip areas (1f), and the middle part of barricade (1c) is separated by oil-water separation tank (1d), described oil-water separation tank (1d) is the through groove in front and back; The tail end of described brace table (1a) is provided with secondary water tank (1e), secondary water tank (1e) and brace table (1a) are by being cast into one, and the water inlet of secondary water tank (1e) and delivery port are opened on the breech face of brace table (1a);
Install Y-axis slide (4) at the front end face of described crossbeam (3), Y-axis slide (4) and crossbeam (3) are slidably matched, and Y-axis slide (4) can move left and right on crossbeam (3); Install main spindle box (5) at the front end face of described Y-axis slide (4), main spindle box (5) and Y-axis slide (4) are slidably matched, and main spindle box (5) can move up and down on Y-axis slide (4); Nitrogen balance cylinder (6) is symmetrical arranged in the left and right sides of described Y-axis slide (4), cylinder body and the Y-axis slide (4) of this nitrogen balance cylinder (6) fix, the piston rod of nitrogen balance cylinder (6) stretches out straight up, and be connected with ceiling hold (7), ceiling hold (7) is for "T"-shaped, and described ceiling hold (7) is fixed on the top of main spindle box (5);
At the front end face of described main spindle box (5), spindle motor (19) is installed, the output shaft of this spindle motor (19) straight down, and be connected with the input of gear-box (20), the output shaft of gear-box (20) is set with driving wheel (21), this driving wheel (21) is connected with the driven pulley on main shaft (23) by belt (22), and described main shaft (23) is perpendicular to brace table (1a).
2. high accuracy gantry machining centre machine assembly according to claim 1, is characterized in that: the two ends up and down of described nitrogen balance cylinder (6) cylinder body are all connected with Y-axis slide (4) by anchor ear.
3. high accuracy gantry machining centre machine assembly according to claim 1, it is characterized in that: be provided with the horizontal stripe (8) that two, front and back are parallel to each other in the centre position of described brace table (1a) end face middle front part, the top of these two horizontal stripes (8) is provided with two longitudinal blocks (9) in left and right, described longitudinal block (9) is perpendicular with horizontal stripe (8), the rear and front end of longitudinal block (9) supports fixing by the horizontal stripe (8) of correspondence, and longitudinal block (9) has multiple screw from front to back.
4. high accuracy gantry machining centre machine assembly according to claim 1, it is characterized in that: on the end face of described brace table (1a), be provided with two groups, front and back locating piece (10), often organize locating piece (10) and be divided into two, left and right, two groups totally four locating pieces (10) are by the rectangular distribution; Described locating piece (10) is rectangle, each locating piece (10) is distributed with four locating holes by the rectangular distribution.
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2015
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|---|---|---|---|---|
| CN2291238Y (en) * | 1997-04-09 | 1998-09-16 | 常州机床总厂 | Fixed beam numerical controlled planer drilling machine |
| CN2644060Y (en) * | 2003-08-27 | 2004-09-29 | 江苏多棱数控机床股份有限公司 | Numerical controlled large milling machine of five shaft linkage |
| CN201350552Y (en) * | 2009-01-07 | 2009-11-25 | 北京机电院高技术股份有限公司 | Body structure of vertical machining center |
| CN201346724Y (en) * | 2009-01-20 | 2009-11-18 | 翁强 | Nitrogen gas balancing cylinder system for weight counterbalance to machining centre |
| CN201519876U (en) * | 2009-05-25 | 2010-07-07 | 福建省金浦机械工业有限公司 | Integrated numerical control turn milling center machine body |
| CN103447888A (en) * | 2012-05-31 | 2013-12-18 | 上海斌盛电子机械有限公司 | Optical-mechanical structure for vertical machining center |
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