CN210849167U - Gantry four-axis machining center - Google Patents
Gantry four-axis machining center Download PDFInfo
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- CN210849167U CN210849167U CN201922007754.0U CN201922007754U CN210849167U CN 210849167 U CN210849167 U CN 210849167U CN 201922007754 U CN201922007754 U CN 201922007754U CN 210849167 U CN210849167 U CN 210849167U
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- guide rail
- fixed
- cross beam
- sliding block
- lifting
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Abstract
The utility model relates to the technical field of processing equipment, in particular to a gantry four-axis processing center, wherein a lifting mechanism is arranged on a lifting bracket; the two upright posts are respectively fixed at the two ends of the cross beam; the front surface of the cross beam is provided with a front convex strip; a lower guide rail is fixed on the front surface of the front convex strip; an upper guide rail is fixed on the front surface of the cross beam; the upper sliding block is embedded into the upper guide rail; the lower sliding block is embedded into the lower guide rail; a rack is fixed at the top of the cross beam; the rack and the upper guide rail are arranged in parallel; a transverse moving motor is fixed on the Y-axis sliding plate; the output end of the transverse moving motor is fixed with a driving gear meshed with the rack. Use the utility model discloses the time, make the cutting center withdraw, slow down elevating gear's upset trend for vibrations in the cutting process reduce, improve the machining precision and reduce, improve the life of portal frame.
Description
Technical Field
The utility model relates to a processing equipment technical field, in particular to longmen four-axis machining center.
Background
Machining centers have evolved from numerically controlled milling machines. The numerical control milling machine is different from a numerical control milling machine in that the machining center has the capability of automatically exchanging machining tools, and the machining tools on the main shaft can be changed through the automatic tool changing device in one-time clamping by installing tools with different purposes on the tool magazine, so that multiple machining functions are realized.
The lifting device on the gantry machining center moves horizontally on the gantry, and the guide rail on the front surface of the beam of the gantry is used as a guide function, so that the stable conveying of the lifting device is realized; the main shaft is arranged on the lifting device; therefore, the lifting device is suspended on the guide rail on the front surface of the cross beam of the portal frame, and at the moment, the center of the lifting device and the cross beam have larger offset; make elevating gear and crossbeam have a trend of upset, this trend makes the vibrations increase in the cutting process for the machining precision reduces, can influence the life of portal frame simultaneously.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a longmen four-axis machining center to prior art's defect and not enough.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model relates to a gantry four-axis machining center, which comprises a lifting bracket and a gantry; the lifting support is provided with a lifting mechanism; one end of the lifting mechanism is fixed on the lifting support; the other end of the lifting mechanism is fixed with a Y-axis sliding plate; a main shaft body is fixed on the lifting support;
the portal frame consists of a beam and two upright posts; the two upright posts are respectively fixed at the two ends of the cross beam; the front surface of the cross beam is provided with a front convex strip; a lower guide rail is fixed on the front surface of the front convex strip; an upper guide rail is fixed on the front surface of the cross beam; the cross beam and the lower guide rail are both arranged in parallel with the upper guide rail; the upper guide rail and the lower guide rail are arranged on different vertical planes; an upper sliding block and a lower sliding block are arranged on the Y-axis sliding plate; the upper sliding block is matched with the upper guide rail; the upper sliding block is embedded into the upper guide rail; the lower sliding block is matched with the lower guide rail; the lower sliding block is embedded into the lower guide rail; a rack is fixed at the top of the cross beam; the rack and the upper guide rail are arranged in parallel; a transverse moving motor is fixed on the Y-axis sliding plate; and a driving gear meshed with the rack is fixed at the output end of the transverse moving motor.
Further, an angle adjusting mechanism is arranged between the main shaft body and the lifting support; the angle adjusting mechanism comprises an angle adjusting motor, a conveying belt and a speed reducer bearing; a driven belt pulley is fixed on the input flange of the speed reducer bearing; the output flange of the reducer bearing is fixedly connected with the main shaft body; one end of the angle adjusting motor is fixed on the lifting bracket; a driving belt pulley is fixed at the other end of the angle adjusting motor; the transmission belt is tensioned between a driving pulley and a driven pulley.
After the structure is adopted, the utility model discloses beneficial effect does: in the gantry four-axis machining center of the utility model, the lifting support is provided with a lifting mechanism; one end of the lifting mechanism is fixed on the lifting bracket; the other end of the lifting mechanism is fixed with a Y-axis sliding plate; a main shaft body is fixed on the lifting support; the portal frame consists of a beam and two upright posts; the two upright posts are respectively fixed at the two ends of the cross beam; the front surface of the cross beam is provided with a front convex strip; a lower guide rail is fixed on the front surface of the front convex strip; an upper guide rail is fixed on the front surface of the cross beam; the crossbeam and the lower guide rail are both arranged in parallel with the upper guide rail; the upper guide rail and the lower guide rail are arranged on different vertical planes; an upper sliding block and a lower sliding block are arranged on the Y-axis sliding plate; the upper sliding block is matched with the upper guide rail; the upper sliding block is embedded into the upper guide rail; the lower sliding block is matched with the lower guide rail; the lower sliding block is embedded into the lower guide rail; a rack is fixed at the top of the cross beam; the rack and the upper guide rail are arranged in parallel; a transverse moving motor is fixed on the Y-axis sliding plate; the output end of the transverse moving motor is fixed with a driving gear meshed with the rack. When the utility model is used, the bottom parts of the two upright posts are provided with the traveling mechanisms; the tool magazine is fixed on one of the upright columns; after a cutter is arranged on the main shaft body, a workpiece is cut through the rotation of the main shaft body, and the lifting mechanism drives the lifting support to do lifting motion relative to the Y-axis sliding plate after being driven, so that the lifting adjustment of the main shaft body in the height direction is realized; after the transverse moving motor is driven, the driving gear rotates to realize that the cross beam slides along the upper guide rail relative to the Y-axis sliding plate; adopt space dislocation set between lower guideway and the last guide rail for the crossbeam receives the pulling force of Y axle slide to squint to the rear side direction in the picture, makes the cutting center retreat, slows down elevating gear's upset trend, makes the vibrations in the cutting process reduce, improves the machining precision and reduces, improves the life of portal frame.
Drawings
Fig. 1 is a first perspective view of the present invention;
fig. 2 is a schematic structural diagram of the present invention;
FIG. 3 is a cross-sectional view of a beam;
description of reference numerals:
1. a column; 2. a cross beam; 201. a front convex strip; 3. a lifting mechanism; 4. a lifting support;
5. a tool magazine; 6. a main shaft body; 7. a Y-axis slide plate; 8. an upper slide block; 9. a lower slide block;
10. a drive pulley; 11. an angle adjustment motor; 12. a conveyor belt; 13. a reducer bearing;
14. a driven pulley; 15. a driving gear; 16. a traversing motor; 17. an upper guide rail;
18. a lower guide rail; 19. a rack.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 3, the gantry four-axis machining center of the present invention includes a lifting support 4 and a gantry; the lifting support 4 is provided with a lifting mechanism 3; the lifting mechanism 3 is not essentially different from the prior art, and therefore, will not be described in detail; one end of the lifting mechanism 3 is fixed on the lifting support 4; a Y-axis sliding plate 7 is fixed at the other end of the lifting mechanism 3; a main shaft body 6 is fixed on the lifting support 4; the main shaft body 6 is not essentially different from the prior art, and thus will not be described in detail;
the portal frame consists of a beam 2 and two columns 1; two upright posts 1 are respectively fixed at two ends of a cross beam 2; the front surface of the cross beam 2 is provided with a front convex strip 201; a lower guide rail 18 is fixed on the front surface of the front convex strip 201; an upper guide rail 17 is fixed on the front surface of the cross beam 2; the crossbeam 2 and the lower guide rail 18 are both arranged in parallel with the upper guide rail 17; the upper guide rail 17 and the lower guide rail 18 are arranged on different vertical planes; an upper sliding block 8 and a lower sliding block 9 are arranged on the Y-axis sliding plate 7; the upper sliding block 8 is matched with the upper guide rail 17; the upper sliding block 8 is embedded into the upper guide rail 17; the lower sliding block 9 is matched with the lower guide rail 18; the lower slide block 9 is embedded into the lower guide rail 18; a rack 19 is fixed at the top of the cross beam 2; the rack 19 and the upper guide rail 17 are arranged in parallel; a transverse moving motor 16 is fixed on the Y-axis sliding plate 7; the output end of the traversing motor 16 is fixed with a driving gear 15 meshed with a rack 19; the bottoms of the two upright posts 1 are provided with a traveling mechanism; the tool magazine 5 is fixed on one of the upright posts 1; after a tool is mounted on the main shaft body 6, a workpiece is cut through the rotation of the main shaft body 6, the lifting mechanism 3 drives the lifting support 4 to do lifting motion relative to the Y-axis sliding plate 7, and the lifting adjustment of the main shaft body 6 in the height direction is realized; after the transverse moving motor 16 is driven, the driving gear 15 rotates to realize that the beam 2 slides along the upper guide rail 17 relative to the Y-axis sliding plate 7; adopt space dislocation set between lower guideway 18 and the upper guideway 17 for crossbeam 2 receives the pulling force of Y axle slide 7 and squints to the rear side direction in the 2, makes the cutting center withdraw, slows down elevating gear's upset trend, makes the vibrations in the cutting process reduce, and improvement machining precision reduces, improves the life of portal frame.
As a preferred mode of the present invention, an angle adjusting mechanism is disposed between the main shaft body 6 and the lifting bracket 4; the angle adjusting mechanism comprises an angle adjusting motor 11, a conveying belt 12 and a speed reducer bearing 13; the reducer bearing 13 is not essentially different from the prior art, so it is not described in detail; a driven belt pulley 14 is fixed on an input flange of the speed reducer bearing 13; an output flange of the speed reducer bearing 13 is fixedly connected with the main shaft body 6; one end of the angle adjusting motor 11 is fixed on the lifting bracket 4; a driving belt pulley 10 is fixed at the other end of the angle adjusting motor 11; the transmission belt 12 is tensioned between the driving pulley 10 and the driven pulley 14; the angle adjustment motor 11 drives the back and drives main shaft body 6 through driving pulley 10, conveyer 12 and speed reducer bearing 13 and rotate, realizes the regulation of main shaft body 6 cutting angle, utilizes speed reducer bearing 13, and inside is the pore structure for the cable for main shaft body 6 power supply can pass speed reducer bearing 13's hole and carry out the power supply to main shaft body 6, and the cable hides in drive mechanism's inside, slows down ageing speed, improves cable life.
When the utility model is used, the bottom parts of the two upright posts are provided with the traveling mechanisms; the tool magazine is fixed on one of the upright columns; after a cutter is arranged on the main shaft body, a workpiece is cut through the rotation of the main shaft body, and the lifting mechanism drives the lifting support to do lifting motion relative to the Y-axis sliding plate after being driven, so that the lifting adjustment of the main shaft body in the height direction is realized; after the transverse moving motor is driven, the driving gear rotates to realize that the cross beam slides along the upper guide rail relative to the Y-axis sliding plate; the lower guide rail and the upper guide rail are arranged in a spatial dislocation mode, so that the beam deviates in the rear side direction in the drawing due to the tensile force of the Y-axis sliding plate, the cutting center is retracted, the overturning trend of the lifting device is relieved, the vibration in the cutting process is reduced, the processing precision is improved, and the service life of the portal frame is prolonged; the main shaft body is driven to rotate through the driving belt pulley, the conveying belt and the speed reducer bearing after the angle adjusting motor is driven, the cutting angle of the main shaft body is adjusted, the speed reducer bearing is utilized, the hole structure is arranged inside the speed reducer bearing, so that a cable for supplying power to the main shaft body can penetrate through an inner hole of the speed reducer bearing to supply power to the main shaft body, the cable is hidden inside the transmission mechanism, the aging speed is reduced, and the service life of the cable is prolonged.
The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.
Claims (2)
1. The utility model provides a longmen four-axis machining center which characterized in that: it comprises a lifting bracket (4) and a portal frame; the lifting support (4) is provided with a lifting mechanism (3); one end of the lifting mechanism (3) is fixed on the lifting support (4); a Y-axis sliding plate (7) is fixed at the other end of the lifting mechanism (3); a main shaft body (6) is fixed on the lifting support (4);
the portal frame consists of a cross beam (2) and two upright posts (1); the two upright posts (1) are respectively fixed at two ends of the cross beam (2); the front surface of the cross beam (2) is provided with a front convex strip (201); a lower guide rail (18) is fixed on the front surface of the front convex strip (201); an upper guide rail (17) is fixed on the front surface of the cross beam (2); the crossbeam (2) and the lower guide rail (18) are both arranged in parallel with the upper guide rail (17); the upper guide rail (17) and the lower guide rail (18) are arranged on different vertical planes; an upper sliding block (8) and a lower sliding block (9) are arranged on the Y-axis sliding plate (7); the upper sliding block (8) is matched with the upper guide rail (17); the upper sliding block (8) is embedded into the upper guide rail (17); the lower sliding block (9) is matched with the lower guide rail (18); the lower sliding block (9) is embedded into the lower guide rail (18); a rack (19) is fixed at the top of the cross beam (2); the rack (19) and the upper guide rail (17) are arranged in parallel; a transverse moving motor (16) is fixed on the Y-axis sliding plate (7); and a driving gear (15) meshed with the rack (19) is fixed at the output end of the traversing motor (16).
2. The gantry four-axis machining center of claim 1, characterized in that: an angle adjusting mechanism is arranged between the main shaft body (6) and the lifting bracket (4); the angle adjusting mechanism comprises an angle adjusting motor (11), a conveying belt (12) and a speed reducer bearing (13); a driven belt pulley (14) is fixed on an input flange of the speed reducer bearing (13); an output flange of a speed reducer bearing (13) is fixedly connected with the main shaft body (6); one end of the angle adjusting motor (11) is fixed on the lifting bracket (4); a driving belt pulley (10) is fixed at the other end of the angle adjusting motor (11); the transmission belt (12) is tensioned between a driving pulley (10) and a driven pulley (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922007754.0U CN210849167U (en) | 2019-11-20 | 2019-11-20 | Gantry four-axis machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922007754.0U CN210849167U (en) | 2019-11-20 | 2019-11-20 | Gantry four-axis machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210849167U true CN210849167U (en) | 2020-06-26 |
Family
ID=71307372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922007754.0U Active CN210849167U (en) | 2019-11-20 | 2019-11-20 | Gantry four-axis machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210849167U (en) |
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2019
- 2019-11-20 CN CN201922007754.0U patent/CN210849167U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220105 Address after: 528325 No. 13-6, No. 1 road, No. 3 industrial zone, changjiao village, Xingtan town, Shunde District, Foshan City, Guangdong Province (residence declaration) Patentee after: Foshan Shunde Sanchuang Intelligent Equipment Co.,Ltd. Address before: 528325 No. 6 No. 5 and No. 13 No. 6 of Changjiao Industrial Park, Xingtan Town, Shunde District, Foshan City, Guangdong Province Patentee before: GUANGDONG Z.F EQUIPMENT Co.,Ltd. |