CN205166511U - Doube bridge formula longmen transmission power device - Google Patents
Doube bridge formula longmen transmission power device Download PDFInfo
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- CN205166511U CN205166511U CN201520999063.2U CN201520999063U CN205166511U CN 205166511 U CN205166511 U CN 205166511U CN 201520999063 U CN201520999063 U CN 201520999063U CN 205166511 U CN205166511 U CN 205166511U
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Abstract
The utility model relates to a milling machine or the driven power device in engraver longmen, specifically speaking are doube bridge formula longmen transmission power device. A bed body, the longitudinal movement platform, vertical drive mechanism, the lateral shifting platform, horizontal drive mechanism, the riser, Z is to actuating mechanism, Z is to moving platform and electric main shaft, wherein the longitudinal movement platform is installed on the bed body with can following longitudinal sliding motion, and be connected with vertical drive mechanism, the lateral shifting platform is installed on the longitudinal movement platform with can following lateral sliding, and be connected with horizontal drive mechanism, the riser sets up on the lateral shifting platform, Z can follow Z to installing on the riser to moving platform with sliding, and be connected to actuating mechanism with Z, the electricity main shaft sets up on Z is to moving platform. The utility model discloses the guide rail that has reduced operating mechanical inertia and aroused warp and vibrations are strikeed, has guaranteed the accuracy of cutter with the work piece contact, and nos lifts and vibrations cause connects harmfully defect such as sword terrace with edge.
Description
Technical field
The utility model relates to a kind of power set for milling machine or the transmission of engraving machine gantry, specifically a kind of Double-bridge type gantry transfer motion power device.
Background technology
In prior art, traditional milling machine or engraving machine equipment are all the single Bridge gantry with rack pinion, the feature of this device be exactly single bridge and due to the center of gravity of electro spindle power set to the front, with Dan Qiao gantry not on a center of gravity line, when milling machine or engraving captain stop apart from longitudinal transmission, because these power set can produce machinery inertial, affecting the machining accuracy of workpiece and workpiece surface roughness when lengthwise movement moves stopping dorsad to electro spindle is not clearly.But moment guide rail distortion and jerk can be caused when lengthwise movement stops to electro spindle positive movement, electro spindle is produced tremble, and this phenomenon can cause workpiece partial operation precision overproof, workpiece surface roughness reduces, and makes that the accuracy class of resetting is also corresponding to be decreased.Even if adopt remedial measures also all cannot eliminate above-mentioned workpiece processing quality bad phenomenon, and do over again that to reprocess difficulty larger, waste many unnecessary manpower and materials, virtually add many production costs.
Utility model content
For the problems referred to above, the purpose of this utility model is to provide a kind of Double-bridge type gantry transfer motion power device.This device eliminates the machining accuracy error that causes workpiece due to machinery inertial when single Bridge gantry transmission stops and workpiece surface roughness reduces and the accuracy class of resetting reduces, thus improves Workpiece Machining Accuracy.
To achieve these goals, the utility model is by the following technical solutions:
A kind of Double-bridge type gantry transfer motion power device, comprise a body, vertically move platform, longitudinal driving mechanism, transverse shifting platform, transversal driving mechanism, riser, Z-direction driving mechanism, Z-direction mobile platform and electro spindle, wherein vertically move platform can longitudinally be slidably mounted on a body, and be connected with described longitudinal driving mechanism, described transverse shifting platform transversely can be slidably mounted on and vertically move on platform, and be connected with described transversal driving mechanism, described riser is arranged on transverse shifting platform, described Z-direction mobile platform can be slidably mounted on riser along Z-direction, and be connected with described Z-direction driving mechanism, described electro spindle is arranged on Z-direction mobile platform.
The described platform that vertically moves comprises girder, auxiliary girder and side plate, the below of its middle girder and auxiliary girder is equipped with side plate, two side plates are slidably connected with the both sides of described bed body respectively, described longitudinal driving mechanism is arranged on described side plate, and the two ends of described transverse shifting platform are slidably connected with the top of girder and auxiliary girder respectively by moving parts.
The both sides of described bed body are equipped with long rails, and the side plate below described girder and auxiliary girder is slidably connected with the long rails of bed body both sides respectively by long rails slide block.
Described longitudinal driving mechanism comprises vertical drive motor, zigzag tread patterns gear and longitudinal rack, wherein longitudinal rack is arranged at the side of a body, described vertical drive motor is arranged on side plate and output shaft is connected with zigzag tread patterns gear, and described zigzag tread patterns gear engages with longitudinal rack.
Described moving parts comprises cross track and cross track slide block, and the top of described girder and auxiliary girder is equipped with cross track, and the two ends of described transverse shifting platform are slidably connected with the cross track on girder and auxiliary girder respectively by cross track slide block.
Described transversal driving mechanism comprises horizontal driven wheel, horizontal tooth bar and horizontal drive motor, wherein horizontal tooth bar is arranged on described girder, described horizontal drive motor is arranged on described transverse shifting platform and output shaft is connected with horizontal driven wheel, and described horizontal driven wheel engages with horizontal tooth bar.
Described electro spindle is positioned in the middle of girder and auxiliary girder.
Described riser is provided with Z-direction track, described Z-direction mobile platform is dynamically connected by the Z-direction track sliding on Z-direction rail slider and riser.
Described Z-direction driving mechanism comprises Z-direction drive motors, leading screw and screw, wherein leading screw is installed in rotation on riser along Z-direction two ends, described Z-direction drive motors is arranged at the top of riser and output shaft is connected with the upper end of leading screw, and described Z-direction mobile platform is connected with lead screw transmission by screw.
Advantage of the present utility model and beneficial effect are:
1. the utility model double-bridge structure, mechanical strength is high, and can realize vertical quick mobile and run very steady, it is little that equipment runs vibrations, can improve part processing precision and surface roughness.
2. the utility model two guide rail horizontal parallel is arranged on major-minor beam, decrease operating machinery inertial and cause guide rail distortion and jerk, ensure that the accuracy of cutter and absorption surface, without lifts with shake cause connect the bad defects such as cutter terrace with edge.
3. the design and installation of the utility model machinery head is between girder and auxiliary girder, without centre-of gravity shift phenomenon, makes major-minor beam stress average; And the inertia produced when vertically moving parking is able to effective suppression, prevent the harmful effect factors such as the distortion brought because of the nose heave power of machinery.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is I place enlarged drawing in Fig. 1;
Fig. 3 is the top view of Fig. 1;
Fig. 4 is the right view of Fig. 1;
Fig. 5 is structural representation that is horizontal in the utility model and Z-direction motion.
Wherein, 1 is bed body, 2 for vertically moving platform, 3 is transverse shifting platform, 4 is riser, 5 is side plate, 6 is vertical drive motor, 7 is zigzag tread patterns gear, 8 is longitudinal rack, 9 is long rails, 10 is long rails slide block, 11 is belt wheel, 12 is zigzag tread patterns belt, 13 is girder, 14 is horizontal driven wheel, 15 is horizontal tooth bar, 16 is moving parts, 17 for laterally driving belt, 18 is horizontal drive motor, 19 is Z-direction track, 20 is Z-direction drive motors, 21 is leading screw, 22 is Z-direction mobile platform, 23 is cross track slide block, 24 is cross track, 25 is auxiliary girder, 26 is electro spindle.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As Figure 1-5, a kind of Double-bridge type gantry transfer motion power device that the utility model provides, comprise a body 1, vertically move platform 2, longitudinal driving mechanism, transverse shifting platform 3, transversal driving mechanism, riser 4, Z-direction driving mechanism, Z-direction mobile platform 22 and electro spindle 26, wherein vertically move platform 2 can longitudinally be slidably mounted on a body 1, and be connected with described longitudinal driving mechanism, described transverse shifting platform 3 transversely can be slidably mounted on and vertically move on platform 2, and be connected with described transversal driving mechanism, described riser 4 is arranged on transverse shifting platform 3, described Z-direction mobile platform 22 can be slidably mounted on riser 4 along Z-direction, and be connected with described Z-direction driving mechanism, described electro spindle 26 is arranged on Z-direction mobile platform 22.
As shown in Fig. 2, Fig. 5, the described platform 2 that vertically moves comprises girder 13, auxiliary girder 25 and side plate 5, the below of its middle girder 13 and auxiliary girder 25 is equipped with side plate 5, two side plates 5 are slidably connected with the both sides of described bed body 1 respectively, described longitudinal driving mechanism is arranged on described side plate 5, and the two ends of described transverse shifting platform 3 are slidably connected with the top of girder 13 and auxiliary girder 25 respectively by moving parts 16.
The both sides of described bed body 1 are equipped with long rails 9, and the side plate 5 below described girder 13 and auxiliary girder 25 is slidably connected with the long rails 9 of bed body 1 both sides respectively by long rails slide block 10.Described longitudinal driving mechanism comprises vertical drive motor 6, zigzag tread patterns gear 7 and longitudinal rack 8, wherein longitudinal rack 8 is arranged at the side of a body 1, described vertical drive motor 6 is arranged on side plate 5 and output shaft is connected with zigzag tread patterns gear 7, and described zigzag tread patterns gear 7 engages with longitudinal rack 8.Described vertical drive motor 6 drives zigzag tread patterns gear 7 to rotate, because zigzag tread patterns gear 7 engages with longitudinal rack 8, longitudinal rack 8 is fixed on a body 1 again, thus rotate zigzag tread patterns gear 7 drive Double-bridge type vertically move platform 2 longitudinally track 9 back and forth run.
Described moving parts 16 comprises cross track 24 and cross track slide block 23, the top of described girder 13 and auxiliary girder 25 is equipped with cross track 24, and the two ends of described transverse shifting platform 3 are slidably connected with the cross track 24 on girder 13 and auxiliary girder 25 respectively by cross track slide block 23.Described transversal driving mechanism comprises horizontal driven wheel 14, horizontal tooth bar 15 and horizontal drive motor 18, wherein horizontal tooth bar 15 is arranged on described girder 13, described horizontal drive motor 18 is arranged on described transverse shifting platform 3 and output shaft is connected with horizontal driven wheel 14, and described horizontal driven wheel 14 engages with horizontal tooth bar 15.Described horizontal drive motor 18 drives horizontal driven wheel 14 to rotate, because horizontal driven wheel 14 engages with horizontal tooth bar 15, horizontal tooth bar 15 is fixed on girder 13 again, thus rotate horizontal driven wheel 14 drive transverse shifting platform 3 transversely track 24 move.
Described moving parts 5 decreases the guide rail distortion and jerk that cause because of the machinery inertial caused when the self gravitation of mechanical head part and movement in operation, thus not only increase crudy, cutter life, and also ensure that the accuracy of cutter and absorption surface due to vibrations and the reduction impacted, that causes without lifts and vibrations connects the bad defects such as cutter terrace with edge, makes the surface roughness of processing work can promote a corresponding level.
Described riser 4 is provided with twice Z-direction track 19, the two ends of described Z-direction mobile platform 22 are slidably connected with the Z-direction track 19 of two on riser 4 respectively by Z-direction rail slider.Described Z-direction driving mechanism comprises Z-direction drive motors 20, leading screw 21 and screw, wherein leading screw 21 is installed in rotation on riser 4 along Z-direction two ends by bearing, described Z-direction drive motors 20 is arranged at the top of riser 4 and output shaft is connected with the upper end of leading screw 21, and described Z-direction mobile platform 22 is in transmission connection by screw and leading screw 21.Described leading screw 21 is positioned at the centre of twice Z-direction track 19.Described electro spindle 26 is positioned in the middle of girder 13 and auxiliary girder 25.
Described Z-direction drive motors 20 drives leading screw 21 to rotate, and the screw be connected with leading screw 21 drives electro spindle 26 to move back and forth along Z-direction.
Mechanical head part of the present utility model (Z-direction travel mechanism) is even loaded by the parts such as Z-direction drive motors 20, Z-direction track 19, ball-screw, electro spindle 26 with riser 4, this machinery maximum feature be by mechanical head design and installation between girder 13 and auxiliary girder 25, can make so mechanical head operationally its gravity be able to mean allocation in girder 13 and auxiliary girder 25 top, girder 13 and auxiliary girder 25 stressing conditions average, prevent the harmful effect factor brought because of the nose heave power of machinery, as guide rail linearity, the depth of parallelism, other distortion etc.
Double-bridge type gantry that the utility model is integrated with girder 13 and auxiliary girder 25, intends replacing the traditional single Bridge gantry of replacement and moves power set; This device is owing to adopting double-bridge structure, and mechanical head part occupy in the middle of girder 13 and auxiliary girder 25, changes the bad processing consequence that the machinery inertial that brings Dan Qiao gantry causes equipment to run during because of centre-of gravity shift causes.This device enhances traveling comfort, makes equipment run vibrations and have also been obtained effective suppression, thus improve the quality of part processing precision and surface roughness, better meet expectation and the requirement of client.
Single gantry machinery head, owing to laying particular stress on, can compare Great inertia and impulsive force because stopping can producing in equipment runs.Two gantry structure then can reduce the damage on workbench, guide rail, part and cutter that causes because of inertia and impulsive force greatly and indirectly affect undesirable element; Principle is when this device is along the direction running of girder 13, if reach stroke or interval when stopping, girder 13 and guide pass will bear the pressure inertia impact that mechanical head produces because of inertia.And contrary auxiliary girder 25 will bear the pulling force inertia impact that mechanical head produces because of inertia, like this according to the principle that active force and reaction force are cancelled out each other, the pressure that major-minor beam is contrary and pulling force basic neutralisation, the relative Dan Qiao gantry of kinetic stability of the present utility model will be stablized a lot thus, and vibrations are also gently gone up many than Dan Qiao gantry.
Claims (9)
1. Double-bridge type gantry transfer motion power device, it is characterized in that, comprise a body (1), vertically move platform (2), longitudinal driving mechanism, transverse shifting platform (3), transversal driving mechanism, riser (4), Z-direction driving mechanism, Z-direction mobile platform (22) and electro spindle (26), wherein vertically moving platform (2) can longitudinally be slidably mounted on a body (1), and be connected with described longitudinal driving mechanism, described transverse shifting platform (3) transversely can be slidably mounted on and vertically move on platform (2), and be connected with described transversal driving mechanism, described riser (4) is arranged on transverse shifting platform (3), described Z-direction mobile platform (22) can be slidably mounted on riser (4) along Z-direction, and be connected with described Z-direction driving mechanism, described electro spindle (26) is arranged on Z-direction mobile platform (22).
2. Double-bridge type gantry according to claim 1 transfer motion power device, it is characterized in that, the described platform (2) that vertically moves comprises girder (13), auxiliary girder (25) and side plate (5), the below of its middle girder (13) and auxiliary girder (25) is equipped with side plate (5), two side plates (5) are slidably connected with the both sides of described bed body (1) respectively, described longitudinal driving mechanism is arranged on described side plate (5), the two ends of described transverse shifting platform (3) are slidably connected with the top of girder (13) and auxiliary girder (25) respectively by moving parts (16).
3. Double-bridge type gantry according to claim 2 transfer motion power device, it is characterized in that, the both sides of described bed body (1) are equipped with long rails (9), and the side plate (5) of described girder (13) and auxiliary girder (25) below is slidably connected with the long rails (9) of bed body (1) both sides respectively by long rails slide block (10).
4. Double-bridge type gantry according to claim 3 transfer motion power device, it is characterized in that, described longitudinal driving mechanism comprises vertical drive motor (6), zigzag tread patterns gear (7) and longitudinal rack (8), wherein longitudinal rack (8) is arranged at the side of a body (1), described vertical drive motor (6) is arranged at the upper and output shaft of side plate (5) and is connected with zigzag tread patterns gear (7), and described zigzag tread patterns gear (7) is engaged with longitudinal rack (8).
5. Double-bridge type gantry according to claim 2 transfer motion power device, it is characterized in that, described moving parts (16) comprises cross track (24) and cross track slide block (23), the top of described girder (13) and auxiliary girder (25) is equipped with cross track (24), and the two ends of described transverse shifting platform (3) are slidably connected with the cross track (24) on girder (13) and auxiliary girder (25) respectively by cross track slide block (23).
6. Double-bridge type gantry according to claim 5 transfer motion power device, it is characterized in that, described transversal driving mechanism comprises horizontal driven wheel (14), horizontal tooth bar (15) and horizontal drive motor (18), wherein horizontal tooth bar (15) is arranged on described girder (13), described horizontal drive motor (18) is arranged at the upper and output shaft of described transverse shifting platform (3) and is connected with horizontal driven wheel (14), and described horizontal driven wheel (14) is engaged with horizontal tooth bar (15).
7. Double-bridge type gantry according to claim 2 transfer motion power device, is characterized in that, described electro spindle (26) is positioned in the middle of girder (13) and auxiliary girder (25).
8. Double-bridge type gantry according to claim 1 transfer motion power device, it is characterized in that, described riser (4) is provided with Z-direction track (19), described Z-direction mobile platform (22) is slidably connected by the Z-direction track (19) on Z-direction rail slider and riser (4).
9. Double-bridge type gantry according to claim 8 transfer motion power device, it is characterized in that, described Z-direction driving mechanism comprises Z-direction drive motors (20), leading screw (21) and screw, wherein leading screw (21) is installed in rotation on riser (4) along Z-direction two ends, described Z-direction drive motors (20) is arranged at the top of riser (4) and output shaft is connected with the upper end of leading screw (21), and described Z-direction mobile platform (22) is in transmission connection by screw and leading screw (21).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520999063.2U CN205166511U (en) | 2015-12-04 | 2015-12-04 | Doube bridge formula longmen transmission power device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520999063.2U CN205166511U (en) | 2015-12-04 | 2015-12-04 | Doube bridge formula longmen transmission power device |
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| CN205166511U true CN205166511U (en) | 2016-04-20 |
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| CN201520999063.2U Active CN205166511U (en) | 2015-12-04 | 2015-12-04 | Doube bridge formula longmen transmission power device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106826343A (en) * | 2015-12-04 | 2017-06-13 | 沈阳广达科技发展有限公司 | A kind of Double-bridge type gantry transfer motion power device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106826343A (en) * | 2015-12-04 | 2017-06-13 | 沈阳广达科技发展有限公司 | A kind of Double-bridge type gantry transfer motion power device |
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Address after: 110122 No. 19 Qianzhan Street, Dadong District, Shenyang City, Liaoning Province Patentee after: Shenyang Makazhi Engineering Technology Co., Ltd. Address before: 110122 No. 19 Qianzhan Street, Dadong District, Shenyang City, Liaoning Province Patentee before: SHENYANG GUANGDA TECHNOLOGY DEVELOPMENT CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |