CN204700561U - With the high accuracy gantry machining center balanced controls of oil-water separating structure - Google Patents
With the high accuracy gantry machining center balanced controls of oil-water separating structure Download PDFInfo
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- CN204700561U CN204700561U CN201520256036.6U CN201520256036U CN204700561U CN 204700561 U CN204700561 U CN 204700561U CN 201520256036 U CN201520256036 U CN 201520256036U CN 204700561 U CN204700561 U CN 204700561U
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Abstract
The utility model discloses a kind of high accuracy gantry machining center balanced controls with oil-water separating structure, chip area (1e) is symmetrical arranged at the right and left at brace table (1a) top, the front end at brace table (1a) top is provided with barricade (1c), and the middle part of barricade (1c) is separated by oil-water separation tank (1d); The X-axis nut seat (5) that workbench (4) bottom is fixing and X-axis screw mandrel (6) threaded engagement, nitrogen balance cylinder (19) is symmetrical arranged in the left and right sides of Y-axis slide (11), the piston rod of this nitrogen balance cylinder (19) stretches out straight up, and is connected with ceiling hold (20).The utility model structure is simple, compact, and volume is little, and precision is high, and vibrate little, noise is low, good reliability; Oil-water separation tank being integrated on base, fundamentally solving water-oil separating mechanism because assembling the leakage of oil of leaking caused not in place; The utility model carrys out the gravity of balancing main shaft case by nitrogen balance cylinder, can effectively reduce the load of Z axis motor.
Description
Technical field
The utility model belongs to machine tool technology field, specifically, and particularly a kind of high accuracy gantry machining center balanced controls with oil-water separating structure.
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.
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.
Utility model content
The high accuracy gantry machining center balanced controls of the band oil-water separating structure that technical problem to be solved in the utility model is to provide a kind of compact conformation, good reliability, can effectively reduce motor load.
The technical solution of the utility model is as follows: a kind of high accuracy gantry machining center balanced controls with oil-water separating structure, 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 (1e) is symmetrical arranged at the right and left at described brace table (1a) top, described chip area (1e) extends along the longitudinal direction, the through front end face to brace table (1a) in front end of chip area (1e); Barricade (1c) is provided with in the front end at described brace table (1a) top, this barricade (1c) is positioned between two chip areas (1e), 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;
In the top of described brace table (1a), workbench (4) is set, this workbench (4) is positioned between two columns (2), the X-axis nut seat (5) that workbench (4) bottom is fixing and X-axis screw mandrel (6) threaded engagement, the rear end of described X-axis screw mandrel (6) is connected with X-axis motor by the first shaft coupling, X-axis motor is arranged on the rear end of brace table (1a), and is positioned at X-axis guard shield (7); Be symmetrical arranged X-axis slide rail (8) in the left and right sides of described X-axis screw mandrel (6), workbench (4) is slidably matched with X-axis slide rail (8) by the X-axis slide block (9) of bottom;
At the front end face of described crossbeam (3), upper and lower two Y-axis slide rails (10) are housed, Y-axis slide (11) is slidably matched by Y-axis slide block and this two Y-axis slide rails (10), Y-axis nut seat is fixed at the back side of Y-axis slide (11), this Y-axis nut seat and Y-axis screw mandrel (12) threaded engagement, described Y-axis screw mandrel (12) is positioned between two Y-axis slide rails (10), and one end of this Y-axis screw mandrel (12) is connected with y-axis motor (13) by the second shaft coupling;
At the front end face of described Y-axis slide (11), about two parallel Z axis slide rails (14) are set, main spindle box (15) is positioned between these two Z axis slide rails (14), and be slidably matched with these two Z axis slide rails (14) by the Z axis slide block (16) of side, Z axis nut seat is fixed at the back side of main spindle box (15), this Z axis nut seat coordinates with Z axis wire rod thread, described Z axis screw mandrel is positioned between two Z axis slide rails (14), and the upper end of this Z axis screw mandrel is connected with Z axis motor (17) by the 3rd shaft coupling;
Nitrogen balance cylinder (19) is symmetrical arranged in the left and right sides of described Y-axis slide (11), cylinder body and the Y-axis slide (11) of this nitrogen balance cylinder (19) fix, the piston rod of nitrogen balance cylinder (19) stretches out straight up, and be connected with ceiling hold (20), described ceiling hold (20) is fixed on the top of main spindle box (15).
Adopt above technical scheme, X-axis motor rotation, drive X-axis screw mandrel original place to rotate, workbench is moved at fore-and-aft direction, to realize the X-axis displacement of institute's clamping workpiece on workbench; Y-axis motor operates, and drives Y-axis screw mandrel original place to rotate, Y-axis slide and main spindle box is moved at left and right directions, to realize the Y-axis displacement of cutter; Z axis motor rotation, drives Z axis screw mandrel original place to rotate, main spindle box is moved at above-below direction, to realize the Z axis displacement of cutter.Multi-shaft interlocked above, can machining large framework and complex profile, can bore, milling, boring, diverse in function, the scope of application is widely.High pulling torque motor all selected by X-axis motor, y-axis motor and Z axis motor, respective outfit adjutant feed screw nut rotary motion converts rectilinear motion to, and adopt line slideway to lead, like this without the need to being equipped with reduction box, in simplification structure, while reducing costs, can effectively reduce the volume of whole machining center on the one hand, structural rigidity is good; On the other hand, the high and stable accuracy of precision, vibrate little in the course of the work, noise is low, and temperature rise is comparatively slow, and reliability is secure.
Base brace table arranges two chip areas in left and right, and 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.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.
The utility model sets up nitrogen balance cylinder 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.
Conveniently lift, the symmetrical mounting hanger (18) in the two ends, left and right at described crossbeam (3) top.
More smooth and easy in order to make main spindle box move up and down, it is right that described Z axis slide block (16) has upper, middle and lower three, and often pair of Z axis slide block (16) is divided into symmetrical two.
In order to reduce chip removal resistance, make chip removal more smooth and easy, thorough, the cross section of described chip area (1e) is " V " shape.
The horizontal stripe (21) 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 (21) is provided with two longitudinal blocks (22) in left and right, described longitudinal block (22) is perpendicular with horizontal stripe (21), the rear and front end of longitudinal block (22) supports fixing by the horizontal stripe (21) of correspondence, and longitudinal block (22) 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 two ends up and down of described nitrogen balance cylinder (19) cylinder body are all connected with Y-axis slide (11) 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 (20) is for "T"-shaped.
Beneficial effect: each axially-movable of the utility model is realized by high pulling torque motor and feed screw nut pair, and can realize the processing of complex profile, have structure simple, compact, volume is little, and precision is high, vibrates little, the features such as noise is low, good reliability; Oil-water separation tank being integrated on base, avoiding and make water-oil separating mechanism in addition, while reduction production cost, convenient transport, fundamentally solving water-oil separating mechanism because assembling the leakage of oil of leaking caused not in place; The utility model carrys out the gravity of balancing main shaft case by nitrogen balance cylinder, can effectively reduce the load of Z axis motor, to guarantee the stationarity that Z axis moves.
Accompanying drawing explanation
Fig. 1 is side view of the present utility model.
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.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail:
As shown in Figure 1, Figure 2, Figure 3, Figure 4, be formed with the brace table 1a of rectangle at the top of base 1, the right and left at this brace table 1a top is symmetrical arranged chip area 1e.Chip area 1e extends along the longitudinal direction, and the cross section of this chip area 1e is preferably " V " shape, and the through front end face to brace table 1a in the front end of chip area 1e.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 1e, 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.
As shown in Figure 4, be provided with the horizontal stripe 21 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 21 and brace table 1a are structure as a whole.Two longitudinal blocks 22 in left and right are provided with above two horizontal stripes 21, longitudinal block 22 is perpendicular with horizontal stripe 21, the rear and front end of longitudinal block 22 supports fixing by the horizontal stripe 21 of correspondence, and longitudinal block 22 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 22 of two, left and right is symmetrical.
As shown in Figure 1, Figure 2, Figure 3 shows, be symmetrical arranged bearing 1b in the left and right sides of brace table 1a postmedian, vertical columns 2 on each bearing 1b, the top common support crossbeam 3 of the right and left column 2.Above brace table 1a, arrange workbench 4, workbench 4 is for positioning workpiece to be processed.Workbench 4 between two columns 2, X-axis nut seat 5 fixing bottom workbench 4 and X-axis screw mandrel 6 threaded engagement.X-axis screw mandrel 6 extends along the longitudinal direction, the two ends of this X-axis screw mandrel 6 by bearing and bearing block support on brace table 1a.The rear end of X-axis screw mandrel 6 is connected with the output shaft of X-axis motor by the first shaft coupling, and X-axis motor is arranged on the rear end of brace table 1a, and is positioned at X-axis guard shield 7, and X-axis guard shield 7 is fixed on brace table 1a.Be symmetrical arranged X-axis slide rail 8 in the left and right sides of X-axis screw mandrel 6, X-axis slide rail 8 parallels with X-axis screw mandrel 6, and two X-axis slide rails 8 are equal to the distance of X-axis screw mandrel 6, and workbench 4 is slidably matched with two X-axis slide rails 8 respectively by two groups of X-axis slide blocks 9 of bottom.When X-axis motor rotation time, the output shaft of X-axis motor drives X-axis screw mandrel 6 original place to rotate, and under the guide effect of X-axis slide rail 8, workbench 4 moves at fore-and-aft direction.
As shown in Figure 1, Figure 2, Figure 3 shows, at the symmetrical mounting hanger 18 in the two ends, left and right at crossbeam 3 top, to facilitate lifting.At the front end face of crossbeam 3, upper and lower two Y-axis slide rails 10 be parallel to each other are housed, Y-axis slide rail 10 extends in left-right direction.Y-axis slide 11 is slidably matched with these two Y-axis slide rails 10 respectively by two groups of Y-axis slide blocks.Y-axis nut seat is fixed, this Y-axis nut seat and Y-axis screw mandrel 12 threaded engagement at the back side of Y-axis slide 11.Y-axis screw mandrel 12 is between two Y-axis slide rails 10, and Y-axis screw mandrel 12 is parallel to Y-axis slide rail 10, and the distance of Y-axis screw mandrel 12 to two Y-axis slide rails 10 is equal.Y-axis screw mandrel 12 is by two groups of bearings and bearing block rotatably support on crossbeam 3, and one end of Y-axis screw mandrel 12 is connected with the output shaft of y-axis motor 13 by the second shaft coupling.When y-axis motor 13 operates time, the output shaft of y-axis motor 13 drives Y-axis screw mandrel 12 original place to rotate, and under the guide effect of Y-axis slide rail 10, Y-axis slide 11 moves at left and right directions.
As shown in Figure 1, Figure 2, Figure 3 shows, arrange about two parallel Z axis slide rails 14 at the front end face of Y-axis slide 11, Z axis slide rail 14 extends along the vertical direction.Main spindle box 15 between these two Z axis slide rails 14, and is slidably matched with these two Z axis slide rails 14 by the Z axis slide block 16 of side.As preferably, in the present embodiment, to have upper, middle and lower three right for Z axis slide block 16, and often pair of Z axis slide block 16 is divided into symmetrical two.Fix Z axis nut seat at the back side of main spindle box 15, this Z axis nut seat coordinates with Z axis wire rod thread.Z axis screw mandrel is between two Z axis slide rails 14, and this Z axis screw mandrel parallels with Z axis slide rail 14, and Z axis screw mandrel is equal to the distance of two Z axis slide rails 14.Z axis screw mandrel rotatably support is on Y-axis slide 11, and the upper end of Z axis screw mandrel is connected with the output shaft of Z axis motor 17 by the 3rd shaft coupling.When Z axis motor 17 operates time, the output shaft of Z axis motor 17 drives Z axis screw mandrel original place to rotate, and under the guide effect of Z axis slide rail 14, main spindle box 15 moves at above-below direction.
As shown in Figure 1, Figure 2, Figure 3 shows, arrange ceiling hold 20 at the top of main spindle box 15, this ceiling hold 20 is preferably "T"-shaped, and bottom and the main spindle box 15 of ceiling hold 20 fix.Be symmetrical arranged nitrogen balance cylinder 19 in the left and right sides of Y-axis slide 11, the two ends up and down of this nitrogen balance cylinder 19 cylinder body are all connected with Y-axis slide 11 by anchor ear, and the piston rod of nitrogen balance cylinder 19 stretches out straight up, and are connected with the cantilever of ceiling hold 20.
Claims (7)
1. the high accuracy gantry machining center balanced controls with oil-water separating structure, 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 (1e) is symmetrical arranged at the right and left at described brace table (1a) top, described chip area (1e) extends along the longitudinal direction, the through front end face to brace table (1a) in front end of chip area (1e); Barricade (1c) is provided with in the front end at described brace table (1a) top, this barricade (1c) is positioned between two chip areas (1e), 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;
In the top of described brace table (1a), workbench (4) is set, this workbench (4) is positioned between two columns (2), the X-axis nut seat (5) that workbench (4) bottom is fixing and X-axis screw mandrel (6) threaded engagement, the rear end of described X-axis screw mandrel (6) is connected with X-axis motor by the first shaft coupling, X-axis motor is arranged on the rear end of brace table (1a), and is positioned at X-axis guard shield (7); Be symmetrical arranged X-axis slide rail (8) in the left and right sides of described X-axis screw mandrel (6), workbench (4) is slidably matched with X-axis slide rail (8) by the X-axis slide block (9) of bottom;
At the front end face of described crossbeam (3), upper and lower two Y-axis slide rails (10) are housed, Y-axis slide (11) is slidably matched by Y-axis slide block and this two Y-axis slide rails (10), Y-axis nut seat is fixed at the back side of Y-axis slide (11), this Y-axis nut seat and Y-axis screw mandrel (12) threaded engagement, described Y-axis screw mandrel (12) is positioned between two Y-axis slide rails (10), and one end of this Y-axis screw mandrel (12) is connected with y-axis motor (13) by the second shaft coupling;
At the front end face of described Y-axis slide (11), about two parallel Z axis slide rails (14) are set, main spindle box (15) is positioned between these two Z axis slide rails (14), and be slidably matched with these two Z axis slide rails (14) by the Z axis slide block (16) of side, Z axis nut seat is fixed at the back side of main spindle box (15), this Z axis nut seat coordinates with Z axis wire rod thread, described Z axis screw mandrel is positioned between two Z axis slide rails (14), and the upper end of this Z axis screw mandrel is connected with Z axis motor (17) by the 3rd shaft coupling;
Nitrogen balance cylinder (19) is symmetrical arranged in the left and right sides of described Y-axis slide (11), cylinder body and the Y-axis slide (11) of this nitrogen balance cylinder (19) fix, the piston rod of nitrogen balance cylinder (19) stretches out straight up, and be connected with ceiling hold (20), described ceiling hold (20) is fixed on the top of main spindle box (15).
2. the high accuracy gantry machining center balanced controls of band oil-water separating structure according to claim 1, is characterized in that: the symmetrical mounting hanger (18) in the two ends, left and right at described crossbeam (3) top.
3. the high accuracy gantry machining center balanced controls of band oil-water separating structure according to claim 1 and 2, it is characterized in that: it is right that described Z axis slide block (16) has upper, middle and lower three, often pair of Z axis slide block (16) is divided into symmetrical two.
4. the high accuracy gantry machining center balanced controls of band oil-water separating structure according to claim 1, is characterized in that: the cross section of described chip area (1e) is " V " shape.
5. the high accuracy gantry machining center balanced controls of the band oil-water separating structure according to claim 1 or 4, it is characterized in that: be provided with the horizontal stripe (21) 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 (21) is provided with two longitudinal blocks (22) in left and right, described longitudinal block (22) is perpendicular with horizontal stripe (21), the rear and front end of longitudinal block (22) supports fixing by the horizontal stripe (21) of correspondence, and longitudinal block (22) has multiple screw from front to back.
6. the high accuracy gantry machining center balanced controls of band oil-water separating structure according to claim 1, is characterized in that: the two ends up and down of described nitrogen balance cylinder (19) cylinder body are all connected with Y-axis slide (11) by anchor ear.
7. the high accuracy gantry machining center balanced controls of band oil-water separating structure according to claim 1, is characterized in that: described ceiling hold (20) is for "T"-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520256036.6U CN204700561U (en) | 2015-04-24 | 2015-04-24 | With the high accuracy gantry machining center balanced controls of oil-water separating structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520256036.6U CN204700561U (en) | 2015-04-24 | 2015-04-24 | With the high accuracy gantry machining center balanced controls of oil-water separating structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204700561U true CN204700561U (en) | 2015-10-14 |
Family
ID=54280198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520256036.6U Expired - Fee Related CN204700561U (en) | 2015-04-24 | 2015-04-24 | With the high accuracy gantry machining center balanced controls of oil-water separating structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204700561U (en) |
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2015
- 2015-04-24 CN CN201520256036.6U patent/CN204700561U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151014 Termination date: 20160424 |
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| CF01 | Termination of patent right due to non-payment of annual fee |