CN206010584U - A kind of many pallet exchange system travelling bogies in gantry - Google Patents

A kind of many pallet exchange system travelling bogies in gantry Download PDF

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Publication number
CN206010584U
CN206010584U CN201621029449.1U CN201621029449U CN206010584U CN 206010584 U CN206010584 U CN 206010584U CN 201621029449 U CN201621029449 U CN 201621029449U CN 206010584 U CN206010584 U CN 206010584U
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CN
China
Prior art keywords
gear
bearing
oblique slide
workbench
screw
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CN201621029449.1U
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Chinese (zh)
Inventor
马良宏
赵万勇
蒋思宝
张伟民
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Ningbo Haitian Precision Machinery Co Ltd
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Ningbo Haitian Precision Machinery Co Ltd
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Priority to CN201621029449.1U priority Critical patent/CN206010584U/en
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Abstract

The utility model discloses a kind of many pallet exchange system travelling bogies in gantry, its bearing, first oblique slide, second oblique slide integral installation is on conveying track, by the movement for engaging the First Line rail for realizing travelling bogie on conveying track of the first drive gear and the first tooth bar, with traditional double change-table gantry machining center compared with oil cylinder is by way of chain transmission system pallet changer, rack pinion mode action of the present utility model is continuous, steadily, transmission accuracy and reliability are increased dramatically, and precision stability is good, can ensure that the precision of workbench transmission, the problem that the precision caused because chain is elongated after conventional chains drive system life-time service can be prevented effectively from simultaneously reduces;The height adjustable of the travelling bogie, can achieve steady, the smooth exchange between workbench work in-process heart main frame and travelling bogie or travelling bogie and tray library or depot.

Description

A kind of many pallet exchange system travelling bogies in gantry
Technical field
This utility model is related to a kind of travelling bogie, many pallet exchange system travelling bogies in specifically a kind of gantry.
Background technology
With the propulsion of intelligent plant, the application of flexible manufacturing system is increasingly extensive, the demand to lathe flexible production line Also increasingly increase.The flexible wires of 1M × 1M or so table tops are relatively common in the market, and it is soft to be more common in horizontal Machining centers In property production line.But gantry machining center flexible production line is also more rare, in particular for large-sized gantry machining center Flexible production line is very few.The max architecture feature of gantry flexible wires machining center is that by the exchange of workbench, i.e., Operationally, remaining workbench can be dismounted or medium to be processed in tray library machining center in depot.
By taking the gantry machining center flexible wires shown in the placement scheme figure of Fig. 1 as an example, the gantry machining center flexible wires bag Include 3 machining center main frames, 3 host tray seats, 9 tray libraries, 2 depots, 1 travelling bogie and corresponding transport rails Road.12 workbench are equipped with gantry machining center flexible wires shown in Fig. 1, are can achieve freely mutually between this 12 workbench Change, that is, processing can arbitrarily be realized between 3 machining center main frames by the part being processed, and can be stored in 9 tray libraries again, also Can be in the enterprising luggage folder of 2 depots.The process of gantry machining center flexible wires pallet changer is specific as follows:The first step, When the work pieces process of any one in 3 machining center main frames is completed, travelling bogie is connected to instruction and moves to the machining center The workbench exchange position of main frame, driving means work, and workbench is passed through from the machining center main frame together with workpiece Its host tray seat is moved on travelling bogie;Workbench transport is arrived depot correspondence position by second step, travelling bogie;3rd Step, the workbench on travelling bogie are delivered on depot;4th step, the work being transferred on the workbench on depot Part is removed, cleaning the new workpiece of clamping, meanwhile, travelling bogie transport the workbench for carrying workpiece from tray library to corresponding It is processed on main frame;5th step, accordingly the workbench after depot is clamping be put into sky tray library in.
For realize many pallet exchange systems of the exchange of workbench play in gantry machining center flexible wires can not or Scarce effect, and travelling bogie is one of crucial composition in many pallet exchange systems, plays a part of to transport workbench.
In gantry machining center flexible wires the workbench of multiple stage large-sized gantry processing center machine tool when mounted, each work There is deviation in the level height of the table top of platform, while the table surface level height on each tray library and depot is not yet Unanimously, this can cause the process of gantry machining center flexible wires pallet changer be smoothed out.The workbench of travelling bogie When table surface height needs to be adjusted to consistent with host tray seat, just can exchange with the workbench on host tray seat, while transport The table surface of dolly is highly desirable when being adjusted to tray library or consistent depot, could with tray library or depot on Workbench is exchanged.For " two-by-two " leveling between machining center and the host tray seat supporting with the machining center, in assembling On be easier to realize, and for other such as travelling bogies and the leveling between host tray seat or tray library or depot, Larger in fit on difficulty.If by all of host work platform, host tray seat, travelling bogie, tray library and depot Same level is all transferred to by table surface, is a difficult task for peace mediator person.
Content of the invention
Technical problem to be solved in the utility model is:For the deficiencies in the prior art, it is to solve gantry machining center A kind of offset issue that the level height of each table surface is present when flexible wires are installed, there is provided many pallet exchange systems in gantry With travelling bogie, the height adjustable of the travelling bogie, workbench work in-process heart main frame is can achieve with travelling bogie or transport Steady, smooth exchange between dolly and tray library or depot.
This utility model solve the technical scheme that adopted of above-mentioned technical problem for:A kind of many pallet exchange systems in gantry are used Travelling bogie, including bearing, the first oblique slide, the second oblique slide and conveying track, is provided with along which on described conveying track First Line rail and the first tooth bar that length direction is laid, the first described oblique slide and the second oblique slide pass through the first slide block respectively With the second slide block on described First Line rail, first gear drive mechanism, institute are installed on the first described oblique slide The outfan of the first gear drive mechanism that states is connected with the first drive gear, described the first drive gear and described first Tooth bar is meshed, and the top of the first described oblique slide is obliquely installed from top to bottom, and the top of the first described oblique slide is installed The top for having the first screw drive mechanism and the second line rail, the second described oblique slide is obliquely installed from top to bottom, and described The top of two oblique slides is provided with the second screw drive mechanism and the 3rd line rail, the first described oblique slide and described second oblique Slide is symmetrical arranged, and described First Line rail, the second line rail and the 3rd line rail are arranged parallel, described bearing simultaneously with described First screw drive mechanism is connected with the second described screw drive mechanism, and described bearing is arranged on described by the 3rd slide block The second line rail on, by Four-slider on the 3rd described line rail, described bearing is used for installing for described bearing Workbench, is provided with table-driving mechanism on described bearing, described table-driving mechanism is used for driving workbench to move Move to complete to exchange.
The many pallet exchange system travelling bogies in gantry of the present utility model, its bearing, the first oblique slide, the second oblique slide Integral installation realizes travelling bogie along conveying track by the first drive gear with engaging for the first tooth bar on conveying track First Line rail movement, exchanged by oil cylinder and chain transmission system with traditional double change-table gantry machining center The mode of workbench is compared, and rack pinion mode of the present utility model action is continuous, steady, and transmission accuracy and reliability are obtained To being substantially improved, and precision stability is good, it can be ensured that the precision of workbench transmission, while conventional chains power train can be prevented effectively from The problem that the precision caused because chain is elongated after system life-time service reduces.The travelling bogie is high using two oblique slide adjustment The form of degree, it is adaptable to the big occasion of highly low, load-bearing, is easy to altitude mixture control, so as to realize the suitable of heavy, large-scale workbench Freely, precisely exchange, and this two oblique slides be applied in combination, and are easy to the size of follow-up work platform to expand, big multiple component is generally applicable, More higher than the versatility of single slide.Driven using leading screw on two oblique slides, moved by the screw synchronous on two oblique slides, The fine setting on bench height is realized, the stroke of its short transverse adjustment depends on the length on two oblique slide inclined-planes, can Fully meet the adjustment requirement of the height tolerance that assembling brings.
The height adjustable of many pallet exchange system travelling bogies in gantry of the present utility model, its altitude mixture control principle is: When the first screw drive mechanism works, bearing is moved along the second line rail, for example, when bearing is moved upwards along the second line rail, First oblique slide can be analyzed to short transverse Z- relative to conveying track transfixion, bearing along the process that the second line rail rises Motion and the motion of horizontal direction X-, while support movement, the second leading screw being correspondingly situated on the second oblique slide drives Mechanism works asynchronously, and makes the second oblique slide with respect to conveying track and the equidirectional X- directions horizontal movement of the first oblique slide, so as to reality Height adjustment of the existing bearing in short transverse Z-;If conversely, the first screw drive mechanism drives bearing downward along the second line rail During motion, the first oblique slide relative to conveying track transfixion, the second screw drive mechanism drive the second oblique slide relative to Conveying track is moved horizontally toward X+ directions, realizes height adjustment of the bearing in short transverse Z+.It can be seen that, transport of the present utility model , in height adjustment process, the first oblique slide is relative to conveying track transfixion for dolly, and first on the first oblique slide Thick stick drive mechanism drives support movement, and synchronously, the second screw drive mechanism on the second oblique slide is worked accordingly, most The altitude mixture control of travelling bogie is achieved eventually.
When height is different between each host tray seat, only height need to be measured in assembling, travelling bogie moves to specified During host tray seat, corresponding height is adjusted to, you can be operated the exchange process of platform.In the same manner, travelling bogie need to only be write down Each tray library and depot table surface height, you can realize workbench work in-process heart main frame with travelling bogie or fortune Steady, smooth exchange between defeated dolly and tray library or depot.
Described first gear drive mechanism includes two gear drive units on the first driving box, described On the first described oblique slide, the gear drive unit described in each includes the first servomotor and the to first driving box One speed reducer, the first described servomotor are band-type brake motor, and the first described drive gear passes through the first described decelerator Installed in the outfan of the first described servomotor, the rotation of the first drive gear in two described gear drive units Two gear drive unit composition double-motor anti-backlash structures in opposite direction, described.Two gear drive units constitute bi-motor Gap-eliminating structure, the gap that disappears effect are good, it is ensured that travelling bogie along conveying track move when precision.
The first described screw drive mechanism include the second servomotor, the first right-angle reduction device, the first leading screw, first Female and the first tail end seat, the second described servomotor are band-type brake motor, the first described right-angle reduction device and the first tail end seat Installed in the top of the first described oblique slide, the outfan of described the first right-angle reduction device and the second described servomotor It is connected, one end of the first described leading screw is connected with the first described right-angle reduction device, and the other end of the first described leading screw is worn The first described screw is crossed on the first described tail end seat, the bottom phase of described the first screw and described bearing Even;The second described screw drive mechanism include the 3rd servomotor, the second right-angle reduction device, the second leading screw, the second screw and Second tail end seat, the 3rd described servomotor are band-type brake motor, and the second described right-angle reduction device and the second tail end seat are installed On the top of the second described oblique slide, the outfan phase of described the second right-angle reduction device and the 3rd described servomotor Even, one end of the second described leading screw is connected with the second described right-angle reduction device, and the other end of the second described leading screw is passed through On the second described tail end seat, the second described screw is connected the second described screw with the bottom of described bearing.
The top of described bearing is arranged at intervals with a plurality of T-shaped guide rail, and described a plurality of T-shaped guide rail is perpendicular to described fortune The length direction of defeated track lays, and the bottom of described workbench is arranged at intervals with and is adapted with described a plurality of T-shaped guide rail A plurality of T-shaped guide groove, the bottom interval of described workbench are provided with multiple first rollers and multiple second rollers, per described in bar It is provided with some the first described rollers above T-shaped guide groove, the side of some described T-shaped guide grooves is provided with some described Second roller, the movement of workbench are carried out along a plurality of T-shaped guide rail, workbench along a plurality of T-shaped guide rail move when, described multiple the One roller and described multiple second rollers are rolled on described a plurality of T-shaped guide rail.T-shaped guide rail, the first roller and the second rolling The design of wheel, the positioning precision to workbench are good, at the same can ensure workbench along a plurality of T-shaped guide rail move when will not sideslip, really Protect the smooth exchange of workbench.
Described table-driving mechanism includes second gear drive mechanism and the 3rd gear driven mechanism, described second Gear driven mechanism is arranged on the side away from machining center main frame of described bearing, and the 3rd described gear driven mechanism sets The side of the close machining center main frame in described bearing is put, described second gear drive mechanism includes that oil cylinder, second drive Dynamic case and the second drive gear, the cylinder body of described oil cylinder on described bearing, the cylinder rod of described oil cylinder and institute The the second driving box connection that states, described the second drive gear on the second described driving box, the second described driving The both sides of case are respectively arranged with slide rail, are provided with the sliding surface being adapted with described slide rail on described bearing, and described The top of two driving box is compressed by two block pressur plates, and two described block pressur plates are fixed by screws on described bearing;Described 3rd gear driven mechanism includes the 4th servomotor on described bearing, the second decelerator and the 3rd sliding tooth Wheel, described the 4th servomotor is band-type brake motor, and the 3rd described drive gear is arranged on by the second described decelerator The outfan of the 4th described servomotor, the bottom of described workbench are provided with the second tooth bar, and the second described tooth bar can It is meshed and drives movable workbench with the second described drive gear and the 3rd described drive gear.By the second sliding tooth Wheel and the 3rd drive gear are engaged with the second tooth bar, drive workbench work in-process heart main frame little with travelling bogie or transport Move between car and tray library or depot, realize the transport and exchange to workbench of workbench.
The first servomotor that this utility model gantry many pallet exchange systems travelling bogie is adopted, the second servo electricity Machine, the 3rd servomotor and the 4th servomotor are band-type brake motor, can improve transmission accuracy and the reliability of each part.
Compared with prior art, the utility model has the advantage of:The many pallets in gantry disclosed in this utility model exchange system System travelling bogie, its bearing, the first oblique slide, the second oblique slide integral installation on conveying track, by the first sliding tooth Take turns the movement for engaging the First Line rail for travelling bogie being realized on conveying track with the first tooth bar, change jobs with traditional double cross Platform gantry machining center compared with oil cylinder is by way of chain transmission system pallet changer, gear teeth of the present utility model The action of the bar kind of drive is continuous, steady, and transmission accuracy and reliability are increased dramatically, and precision stability is good, it can be ensured that work Make the precision of platform transmission, while the essence caused because chain is elongated after conventional chains drive system life-time service can be prevented effectively from The problem that degree reduces;The height adjustable of the travelling bogie, can achieve workbench work in-process heart main frame with travelling bogie or fortune Steady, smooth exchange between defeated dolly and tray library or depot.
Description of the drawings
Fig. 1 is a kind of placement scheme figure of gantry machining center flexible wires;
Fig. 2 is the outside drawing of travelling bogie in embodiment;
Fig. 3 is A-A sectional views in Fig. 2;
Fig. 4 is B direction views in installment work platform and the Fig. 2 after first gear drive mechanism;
Fig. 5 is the outside drawing for removing travelling bogie in embodiment after bearing;
Fig. 6 is the upward view of workbench in embodiment;
Fig. 7 is the front view of workbench in embodiment;
Fig. 8 is enlarged drawing at C in Fig. 7;
Fig. 9 is travelling bogie and travelling bogie, host tray seat and machining center master during host tray seat pallet changer The relative position figure of machine;
Figure 10 is travelling bogie and travelling bogie during depot pallet changer and the relative position figure of depot.
Specific embodiment
This utility model is described in further detail below in conjunction with accompanying drawing embodiment.
The many pallet exchange system travelling bogies in gantry of embodiment 1, as illustrated, including bearing 3, the first oblique slide 1, Second oblique slide 2 and conveying track 4, are provided with the First Line rail 41 and the first tooth that lays along its length on conveying track 4 Bar 42, the first oblique slide 1 and the second oblique slide 2 are arranged on First Line rail 41 by the first slide block 43 and the second slide block 44 respectively On, first gear drive mechanism is installed on the first oblique slide 1, the outfan of first gear drive mechanism is connected with the first driving Gear 51, the first drive gear 51 are meshed with the first tooth bar 42, and the top of the first oblique slide 1 is obliquely installed from top to bottom, the The top of one oblique slide 1 is provided with the first screw drive mechanism 11 and the second line rail 12, and the first screw drive mechanism 11 includes Two servomotors 13, the first right-angle reduction device 14, the first leading screw 15, the first screw 16 and the first tail end seat 17, the first right angle subtracts Fast device 14 and the first tail end seat 17 are installed in the top of the first oblique slide 1, the first right-angle reduction device 14 and the second servomotor 13 Outfan be connected, one end of the first leading screw 15 is connected with the first right-angle reduction device 14, and the other end of the first leading screw 15 passes through the On the first tail end seat 17, the first screw 16 is connected one screw 16 with the bottom of bearing 3;The top of the second oblique slide 2 is certainly It is obliquely installed under above, the top of the second oblique slide 2 is provided with the second screw drive mechanism 21 and the 3rd line rail 22, the second leading screw Drive mechanism 21 includes the 3rd servomotor 23, the second right-angle reduction device 24, the second leading screw 25, the second screw 26 and the second tail end Seat 27, the second right-angle reduction device 24 and the second tail end seat 27 installed in the top of the second oblique slide 2, the second right-angle reduction device 24 with The outfan of the second servomotor 13 is connected, and one end of the second leading screw 25 is connected with the second right-angle reduction device 24, the second leading screw 25 The other end through the second screw 26 on the second tail end seat 27, the second screw 26 is connected with the bottom of bearing 3;First is oblique Slide 1 and the second oblique slide 2 are symmetrical arranged, First Line rail 41, the 22 parallel setting of the second line rail 12 and the 3rd line rail, and bearing 3 is same When be connected with the first screw drive mechanism 11 and the second screw drive mechanism 21, bearing 3 is arranged on second by the 3rd slide block 18 On line rail 12, by Four-slider 28 on the 3rd line rail 22, bearing 3 is used for installment work platform 6, the top of bearing 3 to bearing 3 End is arranged at intervals with four T-shaped guide rails 31, and four T-shaped guide rails 31 are laid perpendicular to the length direction of conveying track 4, workbench 6 Bottom be arranged at intervals with four T-shaped guide grooves 63 being adapted with four T-shaped guide rails 31, the bottom interval of workbench 6 is provided with Multiple first rollers 61 and multiple second rollers 62, per bar, the top of T-shaped guide groove 63 is provided with some first rollers 61, and middle two The side of the T-shaped guide groove 63 of bar is provided with some second rollers 62, is provided with table-driving mechanism on bearing 3, and workbench drives Mechanism is used for driving workbench 6 to move to complete to exchange, and the movement of workbench 6 is carried out along four T-shaped guide rails 31,6 edge of workbench When four T-shaped guide rails 31 are moved, multiple first rollers 61 and multiple second rollers 62 are rolled on four T-shaped guide rails 31;Work Platform drive mechanism includes that second gear drive mechanism and the 3rd gear driven mechanism, second gear drive mechanism are arranged on bearing 3 The side away from machining center main frame 91, the 3rd gear driven mechanism is arranged on the close machining center main frame 91 of bearing 3 Side, second gear drive mechanism include that oil cylinder 71, the second driving box 72 and the second drive gear 75, the cylinder body of oil cylinder 71 are installed On bearing 3,71 bar of oil cylinder of oil cylinder 71 is connected with the second driving box 72, and the second drive gear 75 is arranged on the second driving box 72 On, the both sides of the second driving box 72 are respectively arranged with slide rail 73, are provided with the sliding surface being adapted with slide rail on bearing 3(In figure Not shown), the top of the second driving box 72 compressed by two block pressur plates 74, and two block pressur plates 74 are fixed by screws on bearing 3;The Three gear driven mechanisms include the 4th servomotor 81 on bearing 3, the second decelerator 82 and the 3rd drive gear 83, 3rd drive gear 83 is arranged on the outfan of the 4th servomotor 81 by the second decelerator 82, and the bottom of workbench 6 is installed There are the second tooth bar 64, the second tooth bar 64 be meshed and drive workbench 6 with the second drive gear 75 and the 3rd drive gear 83 Mobile.
The many pallet exchange system travelling bogies in gantry of embodiment 2, as illustrated, including bearing 3, the first oblique slide 1, Second oblique slide 2 and conveying track 4, are provided with the First Line rail 41 and the first tooth that lays along its length on conveying track 4 Bar 42, the first oblique slide 1 and the second oblique slide 2 are arranged on First Line rail 41 by the first slide block 43 and the second slide block 44 respectively On, first gear drive mechanism is installed on the first oblique slide 1, first gear drive mechanism is included installed in the first driving box 54 On two gear drive units, on the first oblique slide 1, each gear drive unit includes first to the first driving box 54 Servomotor 52 and the first decelerator 53, the first drive gear 51 is by the first decelerator 53 installed in the first servomotor 52 Outfan, the rotation direction of the first drive gear 51 in two gear drive units is conversely, two gear drive unit compositions Double-motor anti-backlash structure, the first drive gear 51 in two gear drive units are meshed with the first tooth bar 42 respectively, and first Tiltedly the top of slide 1 is obliquely installed from top to bottom, and the top of the first oblique slide 1 is provided with the first screw drive mechanism 11 and second Line rail 12, the first screw drive mechanism 11 include the first right-angle reduction device 14, the first leading screw 15, the first screw 16 and the first tail end Seat 17, the first right-angle reduction device 14 and the first tail end seat 17 installed in the top of the first oblique slide 1, one end of the first leading screw 15 with First right-angle reduction device 14 is connected, and the other end of the first leading screw 15 is arranged on the first tail end seat 17 through the first screw 16, the One screw 16 is connected with the bottom of bearing 3;The top of the second oblique slide 2 is obliquely installed from top to bottom, the top of the second oblique slide 2 Second screw drive mechanism 21 and the 3rd line rail 22 be installed, the second screw drive mechanism 21 include the second right-angle reduction device 24, Second leading screw 25, the second screw 26 and the second tail end seat 27, the second right-angle reduction device 24 and the second tail end seat 27 are arranged on second The oblique top of slide 2, one end of the second leading screw 25 are connected with the second right-angle reduction device 24, and the other end of the second leading screw 25 passes through the On the second tail end seat 27, the second screw 26 is connected two screws 26 with the bottom of bearing 3;First oblique slide 1 and second is oblique Slide 2 is symmetrical arranged, First Line rail 41, the 22 parallel setting of the second line rail 12 and the 3rd line rail, and bearing 3 is driven with the first leading screw simultaneously Motivation structure 11 is connected with the second screw drive mechanism 21, and bearing 3 is arranged on the second line rail 12 by the 3rd slide block 18, bearing 3 By Four-slider 28 on the 3rd line rail 22, bearing 3 is used for installment work platform 6, and the top of bearing 3 is arranged at intervals with four The T-shaped guide rail 31 of bar, four T-shaped guide rails 31 are laid perpendicular to the length direction of conveying track 4, the bottom interval setting of workbench 6 The bottom interval for having four T-shaped guide grooves 63 being adapted with four T-shaped guide rails 31, workbench 6 is provided with multiple first rollers 61 With multiple second rollers 62, per bar, the top of T-shaped guide groove 63 is provided with some first rollers 61, the side of T-shaped guide groove 63 per bar Some second rollers 62 are provided with, table-driving mechanism on bearing 3, is provided with, table-driving mechanism is used for driving workbench To complete to exchange, the movement of workbench 6 is carried out along four T-shaped guide rails 31, and workbench 6 is moved along four T-shaped guide rails 31 for 6 movements When, multiple first rollers 61 and multiple second rollers 62 are rolled on four T-shaped guide rails 31;Table-driving mechanism includes second Gear driven mechanism and the 3rd gear driven mechanism, second gear drive mechanism be arranged on bearing 3 away from machining center main frame 91 side, the 3rd gear driven mechanism are arranged on the side of the close machining center main frame 91 of bearing 3, second gear driving machine Structure includes that oil cylinder 71, the second driving box 72 and the second drive gear 75, the cylinder body of oil cylinder 71 are arranged on bearing 3, oil cylinder 71 71 bar of oil cylinder is connected with the second driving box 72, and the second drive gear 75 is arranged on the second driving box 72, the second driving box 72 Both sides are respectively arranged with slide rail 73, are provided with the sliding surface being adapted with slide rail on bearing 3(Not shown in figure), the second driving box 72 top is compressed by two block pressur plates 74, and two block pressur plates 74 are fixed by screws on bearing 3;3rd gear driven mechanism includes The 4th servomotor 81, the second decelerator 82 and the 3rd drive gear 83 on bearing 3, the 3rd drive gear 83 pass through Outfan of second decelerator 82 installed in the 4th servomotor 81, the bottom of workbench 6 is provided with the second tooth bar 64, the second tooth Articles 64 can be meshed with the second drive gear 75 and the 3rd drive gear 83 and drive workbench 6 to move.
First gear drive mechanism includes two gear drive units on the first driving box 54, the first driving box 54 on the first oblique slide 1, and each gear drive unit includes the first servomotor 52 and the first decelerator 53, and first drives Moving gear 51 is arranged on the outfan of the first servomotor 52, first in two gear drive units by the first decelerator 53 The rotation direction of drive gear 51 is conversely, two gear drive units constitute double-motor anti-backlash structure.
In above-described embodiment, the first servomotor of employing, the second servomotor, the 3rd servomotor and the 4th servo electricity Machine is band-type brake motor.
The many pallet exchange system travelling bogies in above-mentioned gantry, by engaging for the first drive gear 51 and the first tooth bar 42 Realize the movement of First Line rail 41 of the travelling bogie on conveying track 4.The many pallet exchange system travelling bogies in above-mentioned gantry Height adjustable, its altitude mixture control principle is:When the first screw drive mechanism 11 works, bearing 3 is moved along the second line rail 12, For example, when bearing 3 is moved upwards along the second line rail 12, the first oblique slide 1 is relative to 4 transfixion of conveying track, 3 edge of bearing The process that second line rail 12 rises can be analyzed to the motion of short transverse Z- and the motion of horizontal direction X-, in the motion of bearing 3 Meanwhile, the second screw drive mechanism 21 being correspondingly situated on the second oblique slide 2 works asynchronously, and makes 2 relative fortune of the second oblique slide The 1 equidirectional X- directions horizontal movement of defeated track 4 and the first oblique slide, so that realize height adjustment of the bearing 3 in short transverse Z-; If conversely, the first screw drive mechanism 11 drive bearing 3 along the second line rail 12 move downward when, the first oblique slide 1 relative to 4 transfixion of conveying track, the second screw drive mechanism 21 drive the second oblique slide 2 relative to conveying track 4 toward X+ directions water Translation is dynamic, realizes height adjustment of the bearing 3 in short transverse Z+.
When Fig. 9 is travelling bogie and host tray 92 pallet changer of seat in travelling bogie, host tray seat 92 and processing The relative position figure of heart main frame 91, Figure 10 are travelling bogie and travelling bogie during 93 pallet changer of depot and depot 93 Relative position figure.The height adjustable of the travelling bogie, can achieve workbench work in-process heart main frame 91 with travelling bogie or fortune Defeated dolly and tray library(Not shown in figure, depot 93 is can be found in)Or steady, the smooth exchange between depot 93.

Claims (5)

1. many pallet exchange system travelling bogies in a kind of gantry, it is characterised in that:Including bearing, the first oblique slide, second oblique Slide and conveying track, are provided with the First Line rail and the first tooth bar that lays along its length, institute on described conveying track The the first oblique slide that states and the second oblique slide are arranged on described First Line rail by the first slide block and the second slide block respectively, institute First gear drive mechanism is installed on the first oblique slide that states, the outfan of described first gear drive mechanism is connected with One drive gear, the first described drive gear are meshed with the first described tooth bar, the top of described the first oblique slide from It is obliquely installed under above, the top of the first described oblique slide is provided with the first screw drive mechanism and the second line rail, described The top of the second oblique slide is obliquely installed from top to bottom, and the top of the second described oblique slide is provided with the second screw drive mechanism With the 3rd line rail, the first described oblique slide and the described second oblique slide be symmetrical arranged, described First Line rail, the second line rail Arranged with the 3rd line rail parallel, described bearing is driven with the first described screw drive mechanism and the second described leading screw simultaneously Mechanism is connected, and described bearing is arranged on the second described line rail by the 3rd slide block, and described bearing passes through Four-slider On the 3rd described line rail, described bearing is used for installment work platform, is provided with workbench driving on described bearing Mechanism, described table-driving mechanism are used for driving movable workbench to complete to exchange.
2. many pallet exchange system travelling bogies in a kind of gantry according to claim 1, it is characterised in that:Described One gear driven mechanism includes that two gear drive units on the first driving box, the first described driving box are arranged on On the first described oblique slide, the gear drive unit described in each includes the first servomotor and the first decelerator, described First servomotor is band-type brake motor, and the first described drive gear is arranged on described first by the first described decelerator The outfan of servomotor, the rotation direction of the first drive gear in two described gear drive units is conversely, described Two gear drive units constitute double-motor anti-backlash structure.
3. many pallet exchange system travelling bogies in a kind of gantry according to claim 1, it is characterised in that:Described One screw drive mechanism includes the second servomotor, the first right-angle reduction device, the first leading screw, the first screw and the first tail end seat, The second described servomotor is band-type brake motor, and the first described right-angle reduction device and the first tail end seat are arranged on described first The top of oblique slide, the first described right-angle reduction device are connected with the outfan of the second described servomotor, and described first One end of leading screw is connected with the first described right-angle reduction device, and the other end of the first described leading screw passes through the first described screw On the first described tail end seat, the first described screw is connected with the bottom of described bearing;The second described leading screw Drive mechanism includes the 3rd servomotor, the second right-angle reduction device, the second leading screw, the second screw and the second tail end seat, described 3rd servomotor is band-type brake motor, and the second described right-angle reduction device and the second tail end seat are arranged on the second described oblique slide Top, the second described right-angle reduction device is connected with the outfan of the 3rd described servomotor, described the second leading screw One end is connected with the second described right-angle reduction device, and the other end of the second described leading screw is arranged on through the second described screw On the second described tail end seat, the second described screw is connected with the bottom of described bearing.
4. many pallet exchange system travelling bogies in a kind of gantry according to claim 1, it is characterised in that:Described props up The top of seat is arranged at intervals with a plurality of T-shaped guide rail, the length direction of described a plurality of T-shaped guide rail perpendicular to described conveying track Lay, the bottom of described workbench is arranged at intervals with a plurality of T-shaped guide groove being adapted with described a plurality of T-shaped guide rail, described The bottom interval of workbench multiple first rollers and multiple second rollers are installed, per the T-shaped guide groove described in bar above set Some the first described rollers are equipped with, the side of some described T-shaped guide grooves is provided with some the second described rollers, workbench Movement carry out along a plurality of T-shaped guide rail, workbench along a plurality of T-shaped guide rail move when, described multiple first rollers and described Multiple second rollers are rolled on described a plurality of T-shaped guide rail.
5. many pallet exchange system travelling bogies in a kind of gantry according to claim 1, it is characterised in that:Described work Making platform drive mechanism includes that second gear drive mechanism and the 3rd gear driven mechanism, described second gear drive mechanism are arranged In the side away from machining center main frame of described bearing, the 3rd described gear driven mechanism is arranged on described bearing Near the side of machining center main frame, described second gear drive mechanism includes oil cylinder, the second driving box and the second sliding tooth Wheel, on described bearing, the cylinder rod and the second described driving box of described oil cylinder connect the cylinder body of described oil cylinder Connect, on the second described driving box, the both sides of the second described driving box are respectively provided with the second described drive gear Have slide rail, on described bearing, be provided with the sliding surface being adapted with described slide rail, the top of described the second driving box by Two block pressur plates are compressed, and two described block pressur plates are fixed by screws on described bearing;The 3rd described gear driven mechanism Including the 4th servomotor on described bearing, the second decelerator and the 3rd drive gear, the 4th described servo Motor is band-type brake motor, and the 3rd described drive gear is arranged on the 4th described servomotor by the second described decelerator Outfan, the bottom of described workbench is provided with the second tooth bar, and the second described tooth bar can be with the second described sliding tooth Wheel and the 3rd described drive gear are meshed and drive movable workbench.
CN201621029449.1U 2016-08-31 2016-08-31 A kind of many pallet exchange system travelling bogies in gantry Withdrawn - After Issue CN206010584U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106271841A (en) * 2016-08-31 2017-01-04 宁波海天精工股份有限公司 A kind of gantry many pallets exchange system travelling bogie
CN113199289A (en) * 2021-03-31 2021-08-03 成都飞机工业(集团)有限责任公司 Method for adjusting interchange precision of horizontal flexible production line workbench and machine tool

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106271841A (en) * 2016-08-31 2017-01-04 宁波海天精工股份有限公司 A kind of gantry many pallets exchange system travelling bogie
CN106271841B (en) * 2016-08-31 2018-06-15 宁波海天精工股份有限公司 A kind of more pallet exchange system travelling bogies in gantry
CN113199289A (en) * 2021-03-31 2021-08-03 成都飞机工业(集团)有限责任公司 Method for adjusting interchange precision of horizontal flexible production line workbench and machine tool
CN113199289B (en) * 2021-03-31 2022-03-15 成都飞机工业(集团)有限责任公司 Method for adjusting interchange precision of horizontal flexible production line workbench and machine tool

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