CN117798689B - High-precision positioning gantry type machining center capable of rapidly replacing clamping workpiece - Google Patents
High-precision positioning gantry type machining center capable of rapidly replacing clamping workpiece Download PDFInfo
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- CN117798689B CN117798689B CN202410205873.XA CN202410205873A CN117798689B CN 117798689 B CN117798689 B CN 117798689B CN 202410205873 A CN202410205873 A CN 202410205873A CN 117798689 B CN117798689 B CN 117798689B
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Abstract
The invention discloses a high-precision positioning gantry machining center capable of quickly replacing a clamping workpiece, and belongs to the technical field of machine tools. The invention comprises a T-shaped groove workbench, a portal frame and a processing module, wherein the processing module is arranged on the portal frame, a pair of clamping modules are arranged in each T-shaped groove of the T-shaped groove workbench, each clamping module is connected with a control system through a circuit, a fractal caliper is arranged on each clamping module, the clamping modules clamp and position a workpiece by using the fractal calipers, the portal frame is provided with a loading and unloading module, the loading and unloading module comprises four suspension arms, a liftable workpiece electromagnet is arranged below each suspension arm, the workpiece electromagnet adsorbs the workpiece, the fractal calipers can be well adapted to the contour shape of the workpiece to be clamped, the workpiece to be clamped can be rapidly positioned and clamped, the fractal calipers can be adapted to the contour shape of the workpiece to be machined, and the universality of the clamp is improved.
Description
Technical Field
The invention relates to the technical field of machine tools, in particular to a high-precision positioning gantry machining center capable of quickly replacing clamping workpieces.
Background
The gantry machining center is a numerical control machine tool which adopts a numerical control technology and performs precise cutting, milling and machining on a workpiece through a computer control system, the numerical control system precisely controls a gantry and a machining module to realize high-precision machining, the gantry machining center is suitable for machining occasions with higher requirements on workpiece precision, the gantry machining center is generally provided with a plurality of coordinate axes, multi-axis linkage machining can be realized, machining flexibility and efficiency are improved, meanwhile, the gantry machining center is generally large in size and needs relatively large factory space, therefore, loading and unloading of the gantry machining center need special hoisting work, the loading and unloading process is inconvenient to operate, time is consumed, machining efficiency is reduced, the gantry machining center has a large stroke and can process workpieces with relatively large size, but as the size of the workpieces increases, clamps of the workpieces change into universal clamps from special clamps, the universal clamps need more positioning points to limit the freedom of the workpieces, and each universal clamp needs to be adjusted, so that the automatic and quick positioning effect cannot be achieved.
Disclosure of Invention
The invention aims to provide a high-precision positioning gantry machining center capable of quickly replacing clamping workpieces, so as to solve the problems in the background art.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a quick replacement clamping work piece's high-definition location planer-type machining center, includes T-shaped groove workstation, portal frame and processing module, processing module sets up on the portal frame, install a pair of centre gripping module in every T-shaped groove of T-shaped groove workstation, every the centre gripping module passes through the circuit to be connected with control system, installs fractal calliper on every centre gripping module, and the centre gripping module utilizes fractal calliper to carry out the centre gripping location to the machined part, be provided with the unloading module on the portal frame, it includes four davits to go up the unloading module, and every davit below is provided with liftable work piece electro-magnet, the work piece electro-magnet adsorbs the machined part.
Further, go up unloading module includes a pair of davit support, a pair of davit support symmetry arranges in the both sides at portal frame top, and four davits include a pair of upper boom and a pair of lower davit, install an upper boom and a lower davit on every davit support, the upper boom is located the top of lower davit, all is provided with a davit sliding ring on upper boom and the lower davit, installs on the upper boom the davit sliding ring with lower davit sliding connection, install on the lower davit the davit sliding connection with upper boom sliding connection, the bottom of portal frame is provided with the track, the portal frame is along the track removal, the upper and lower material module is along with portal frame removal to the top of waiting for the machined part, and the wind-up motor circular telegram drives the wind-up roller and rotates, and the hoist cable is released gradually to the work piece electro-magnet descends to contact and waits for the machined part, and work piece electro-magnet circular telegram adsorbs waiting for the machined part, and wind-up motor drives the wind-up hoist cable, will wait for the machined part to play.
Further, the tooth's socket has all been seted up to the one end that goes up the davit and be close to each other down the davit, go up the unloading module still includes pivot support, main pivot and third motor, pivot support and third motor set up the top at the portal frame, main pivot rotates and installs on the pivot support, and a telescopic gear is all installed at the both ends of main pivot, telescopic gear is located the davit support, and every telescopic gear meshes with the tooth's socket on the davit and the davit down on same one side, the middle part of main pivot is provided with driven gear, install the driving gear on the third motor, the driving gear meshes with driven gear, before waiting to wait to the machined part to lift up the position of size adjustment davit, operating personnel passes through the control third motor circular telegram and rotates, and the driving gear drives driven gear and rotates, and driven gear drives two telescopic gear through main pivot and rotate, and the upper end and the tooth's socket on the davit is gone up the davit, and the tooth's socket on the davit down all the time keeps opposite direction mutually with the davit, and the side of waiting to wait to hold the machined part to wait to move the electromagnet to wait to the machined part to draw close to the profile mutually, wait to the side of the machined part to wait to draw close to the profile, wait to the side of the machined part to the profile to the side of the machined part to the electromagnet to be close to the side of the machined part to the side to the plane to the side of the surface to the machined part to the side to the electromagnet is moved the side.
Further, a pair of the inside of going up davit and a pair of lower davit all is provided with wind-up roll, hoist cable and rolling motor, the motor shaft and the wind-up roll coaxial coupling of rolling motor, the hoist cable twines on the wind-up roll, the work piece electro-magnet is located the bottom of davit, and the work piece electro-magnet is connected with the one end of hoist cable, and all work piece electro-magnets all are connected with control system through the circuit, treat that the machined part is adsorbed and lifted the back, and the portal frame moves the top of waiting to be processed the machined part to the T-shaped groove workstation, and the portal frame is at the in-process of removal, waits that the machined part can rock under inertial effect.
Further, a pair of cable hook motors are further arranged in the upper suspension arm and the pair of lower suspension arms, each cable hook motor is connected with a cable hook on a motor shaft of the cable hook motor, each cable hook is located at the bottom of each suspension arm, a small hole is formed in one side, far away from the cable hook motor, of each cable hook, each cable penetrates through the small hole of each cable hook, cable hook motors in the two suspension arms with the moving direction being the first direction are electrified at the same time, each cable hook motor drives each cable hook to horizontally rotate by a certain angle, each cable hook changes into an inclined state from a vertical straight line state, so that the downward hanging length of each cable is reduced, namely, a to-be-machined part at one end with the moving direction of a portal frame is lifted upwards by a certain height, the lengths of the slings at two ends of the to-be-machined part are inconsistent, the swing periods of each sling are different, mutual interference between the slings at two sides is achieved, the effect of reducing swing of the to-be-machined part is achieved, the swing effect of each sling is reduced in the process of carrying the to-be-machined part, after the to-be-machined part moves to the top of the T-shaped groove workbench, the to-be-machined part is driven by the winding roller to be-slowly placed on the T-shaped groove workbench, the to be-machined part, and the T-shaped workpiece is powered off.
Further, the chip groove has been seted up at the middle part of T-shaped groove workstation, has seted up continuous draw-in groove and rack groove in every T-shaped groove, the rack groove is located the draw-in groove top, every the centre gripping module includes chassis and top disc, the chassis slides and sets up in the T-shaped groove, the top disc is located T-shaped groove workstation top, and the top disc rotates and sets up on the chassis, the chassis comprises the disc part and the main part at top, the main part is located the below of disc part, and the cross-section of main part is the shape of falling T, and both ends are provided with the cylindric guide block of quarter around the main part, and the left and right sides of main part is provided with the lug, the lug sets up in the T-shaped groove of lathe processing platform.
Further, every the inside of chassis is provided with a unblock electro-magnet and second motor, the both sides of unblock electro-magnet are provided with the fixture block, two be provided with the extension spring between the inside of fixture block and chassis, the position department that the chassis corresponds two fixture blocks has seted up logical groove, the profile and the draw-in groove of fixture block mutually support, install a shift gear on the second motor, shift gear runs through the chassis and meshes with the rack groove mutually, and the control system controls all centre gripping module adjustment positions and treats the machined part and carry out the centre gripping fixedly, and the fixture block of unblock electro-magnet circular telegram absorption both sides makes the fixture block break away from the draw-in groove, and then the second motor drives shift gear and rotates, drives chassis and roof-disc and slides along the T-shaped groove through the meshing transmission of shift gear and rack groove, and after the clamp module is close to waiting for the machined part, the unblock electro-magnet outage, in fixture block embedding draw-in the draw-in groove, chassis and roof-disc fixed in position.
Further, a worm wheel is installed at the top of chassis, internally mounted of roof plate has first motor and worm, worm and first motor coaxial coupling, worm and worm wheel match, be provided with an electricity on the roof plate and push away the jar, fractal calliper is installed on the electricity pushes away the jar, after the fixed position of chassis and roof plate, electricity pushes away jar drive fractal calliper and presss from both sides and wait to treat the machined part, and fractal calliper can adapt to the profile appearance of waiting to the machined part very well and carry out the centre gripping, and first motor circular telegram in the roof plate drives the worm and rotates, because the centre-to-centre distance of worm keeps the unanimity all the time, the worm rolls along the surface of worm wheel, and the worm produces a tangential component that removes along worm wheel circumferencial direction simultaneously to drive the roof plate and rotate on the chassis, behind the roof plate rotation 90, the electricity pushes away the fractal calliper with the realization and handles the centre gripping all around of machined part, and can adapt to the profile shape of waiting to the machined part, has improved the universality of anchor clamps, and has been used for processing module start to wait to press from the clamp and carry out processing to wait to carry out the machined part profile appearance, and carry out processing, after the processing module to unload again and finish, and remove the chip removal and remove in the chip in the processing platform after the module has been concentrated the processing groove that can be removed in the chip groove to the machine.
Furthermore, four suspension arms are all L-shaped, a bearing is arranged between the rotating shaft support and the main rotating shaft, and the suspension arm slip ring is made of spring steel.
Compared with the prior art, the invention has the following beneficial effects:
1. Through setting up mobilizable davit, remove the position that is close with the edge profile of waiting the machined part with the work piece electro-magnet, the rectangular plane scope that four work piece electro-magnets formed is close with waiting the machined part profile, effectively prevent to wait that the machined part from taking place to incline in the in-process that lifts by crane and so drop, cable hook motor drives the hoist cable hook and rotates certain angle, make the portal frame direction of movement be waiting for the machined part of first one end to upwarp certain height, the hoist cable length at waiting the machined part both ends is inconsistent, the swing cycle of hoist cable has the difference, the mutual interference between the hoist cable swing of both sides, play and reduce and wait the wobbling effect of machined part, realize waiting the effect that the hoist cable rocked in the in-process of machined part transport.
2. Through setting up the centre gripping module, the second motor drives shift gear rotation, through shift gear and rack groove's meshing transmission, drive chassis and roof-plate and slide along the T-shaped groove, the electric push cylinder drives the fractal calliper and presss from both sides the work piece, the fractal calliper can adapt to very well and wait the profile appearance of work piece to carry out the centre gripping, but the roof-plate free rotation on the chassis, the electric push cylinder is released the fractal calliper and is carried out the centre gripping with realizing treating around the work piece fixedly, realize treating the quick location centre gripping of work piece, and can adapt to the profile shape of treating the work piece, the universality of anchor clamps is improved, utilize the removal of centre gripping module, push away the processing piece in the T-shaped inslot to the chip groove and concentrate the clearance, the time of cleaning the board has been removed.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of the overall appearance structure of the present invention;
FIG. 2 is a schematic side elevational view of the present invention;
FIG. 3 is a schematic view of the overall appearance structure of the present invention;
FIG. 4 is a schematic diagram of the structure of the feeding and discharging module of the present invention;
FIG. 5 is a schematic view of the structure of the T-slot table of the present invention;
FIG. 6 is a schematic diagram of a clamping module according to the present invention;
FIG. 7 is a schematic view of a clamping module according to the present invention;
FIG. 8 is a schematic diagram of a clamping module according to the present invention;
FIG. 9 is a schematic view of the structure of the chassis of the present invention;
In the figure: 1. a T-shaped groove workbench; 2. a portal frame; 3. a processing module; 4. a clamping module; 6. a chassis; 7. a top plate; 8. a fractal caliper; 9. an electric pushing cylinder; 10. a first motor; 11. a worm; 12. a worm wheel; 13. unlocking the electromagnet; 14. a clamping block; 15. a tension spring; 16. a second motor; 17. a shift gear; 18. a boom support; 19. a rotating shaft support; 20. a main rotating shaft; 21. an upper boom; 22. a lower boom; 23. a workpiece electromagnet; 24. a boom slip ring; 25. a sling hook; 26. a telescopic gear; 27. a driven gear; 28. a drive gear; 29. and a third motor.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 9, the present invention provides the following technical solutions: the utility model provides a quick replacement clamping work piece's high-definition location planer-type machining center, including T-shaped groove workstation 1, portal frame 2 and processing module 3, processing module 3 sets up on portal frame 2, the bottom of portal frame 2 is provided with the track, portal frame 2 is along orbital movement, go up the unloading module and remove the top of waiting the machined part along with portal frame 2, the chip groove has been seted up at the middle part of T-shaped groove workstation 1, continuous draw-in groove and rack groove have been seted up in every T-shaped groove, the rack groove is located the draw-in groove top, install a pair of centre gripping module 4 in every T-shaped groove of T-shaped groove workstation 1, every centre gripping module 4 is connected with control system through the circuit, install fractal calliper 8 on every centre gripping module 4, centre gripping module 4 utilizes fractal calliper 8 to carry out centre gripping location to the machined part.
The upper and lower material feeding modules are arranged on the portal frame 2 and comprise four suspension arms, a lifting workpiece electromagnet 23 is arranged below each suspension arm, the workpiece electromagnet 23 adsorbs workpieces, each upper and lower material feeding module comprises a pair of suspension arm supports 18, the pair of suspension arm supports 18 are symmetrically arranged on two sides of the top of the portal frame 2, each four suspension arms is L-shaped and comprises a pair of upper suspension arms 21 and a pair of lower suspension arms 22, each suspension arm support 18 is provided with an upper suspension arm 21 and a lower suspension arm 22, the upper suspension arm 21 is positioned above the lower suspension arm 22, the upper suspension arm 21 and the lower suspension arm 22 are respectively provided with a suspension arm slip ring 24, the suspension arm slip rings 24 arranged on the upper suspension arm 21 are in sliding connection with the lower suspension arm 22, the suspension arm slip rings 24 arranged on the lower suspension arm 22 are in sliding connection with the upper suspension arm 21, the inside of a pair of upper boom 21 and a pair of lower boom 22 all is provided with wind-up roll, hoist cable and rolling motor, the motor shaft and the wind-up roll coaxial coupling of rolling motor, the hoist cable twines on the wind-up roll, work piece electro-magnet 23 is located the bottom of davit, work piece electro-magnet 23 is connected with the one end of hoist cable, all work piece electro-magnets 23 all are connected with control system through the circuit, be provided with the bearing between pivot support 19 and the main pivot 20, davit sliding ring 24 is made by spring steel, the wind-up motor circular telegram drives the wind-up roll and rotates, the hoist cable is released gradually to the wind-up roll, work piece electro-magnet 23 descends to contact and waits to the machined part, work piece electro-magnet 23 circular telegram adsorbs waiting for the machined part, the wind-up motor drives the wind-up roll hoist cable, wait for the machined part to hoist.
The upper boom 21 and the lower boom 22 are provided with tooth grooves at one end close to each other, the upper and lower material feeding modules further comprise a rotating shaft support 19, a main rotating shaft 20 and a third motor 29, the rotating shaft support 19 and the third motor 29 are arranged at the top of the portal frame 2, the main rotating shaft 20 is rotatably arranged on the rotating shaft support 19, two ends of the main rotating shaft 20 are provided with a telescopic gear 26, the telescopic gear 26 is positioned in the boom support 18, each telescopic gear 26 is meshed with the tooth grooves of the upper boom 21 and the lower boom 22 on the same side, the middle part of the main rotating shaft 20 is provided with a driven gear 27, the third motor 29 is provided with a driving gear 28, the driving gear 28 is meshed with the driven gear 27, before a workpiece to be lifted, an operator adjusts the position of the boom according to the size of the workpiece to be lifted, the third motor 29 drives the driving gear 28 to rotate, the driving gear 28 drives the driven gear 27 to rotate, the driven gear 27 drives the two telescopic gears 26 to rotate through the main rotating shaft 20, the upper end of each telescopic gear 26 is meshed with a tooth groove on the upper boom 21, the lower end of each telescopic gear 26 is meshed with a tooth groove on the lower boom 22, therefore, the upper boom 21 and the lower boom 22 always keep opposite directions to move, namely move close to or away from each other, the workpiece electromagnet 23 moves to a position close to the edge contour of a workpiece to be machined, after the workpiece electromagnet 23 is adsorbed to the workpiece to be machined, the rectangular plane range formed by the four workpiece electromagnets 23 is close to the contour of the workpiece to be machined, and the workpiece to be machined is effectively prevented from inclining in the lifting process so as to fall.
The inside of a pair of upper boom 21 and a pair of lower boom 22 still is provided with a cable hook motor, be connected with a sling hook 25 on the motor shaft of every cable hook motor, sling hook 25 is located the bottom of davit, the aperture has been seted up to one side that every sling hook 25 kept away from cable hook motor, every sling passes from the aperture of sling hook 25, wait that the machined part is adsorbed and lifted the back, portal frame 2 drives the top that waits for the machined part to remove T-slot worktable 1, portal frame 2 is in the in-process of removing, wait that the machined part can rock under inertial effect, cable hook motor in two davits of direction of removal are circular telegram simultaneously, cable hook motor drives sling hook 25 horizontal rotation certain angle, the sling changes inclination from vertical rectilinear state, then make the length that the sling was down vertical to put reduces, wait that the hoist cable length at portal frame 2 direction is first end upwards sticks up certain height, wait that the hoist cable length at both ends of machined part is inconsistent, the swing cycle of hoist cable exists, the mutual interference between the hoist cable swing of both sides, play and reduce waiting for the wobbling effect, realize waiting for the machined part to reduce in waiting for the in the course of removing the machined part to rock under the effect of moving on the T-slot worktable, wait that the machined part slowly rolls down on the work piece 1, wait for the machined part to roll down on the work roll, work piece roll-down side 23, wait for the work piece roll slowly rolls down, and roll up well, and wait for the work piece to roll down, and roll down.
Each clamping module 4 comprises a base plate 6 and a top plate 7, the base plate 6 is slidably arranged in a T-shaped groove, the base plate 6 is composed of a disc part and a main body part at the top, the main body part is located below the disc part, the cross section of the main body part is in an inverted T shape, the front end and the rear end of the main body part are provided with quarter cylindrical guide blocks, the left side and the right side of the main body part are provided with lugs, the lugs are arranged in the T-shaped groove of a machine tool machining table, the top of the base plate 6 is provided with a worm wheel 12, the top plate 7 is located above the T-shaped groove workbench 1, the top plate 7 is rotatably arranged on the base plate 6, an unlocking electromagnet 13 and a second motor 16 are arranged in the inside of each base plate 6, clamping blocks 14 are arranged on two sides of the unlocking electromagnet 13, tension springs 15 are arranged between the two clamping blocks 14 and the inside of the base plate 6, the base plate 6 are correspondingly provided with through grooves, the outlines of the clamping blocks 14 are mutually matched with the clamping grooves, the control system controls the clamping modules 4 to adjust positions to be clamped and fixed, the clamping blocks 14 on two sides of a workpiece to be machined, the unlocking electromagnet 13 is electrified and adsorbed, the clamping blocks 14 are separated from the clamping blocks 16, the motor 16 are respectively, the clamping blocks 16 are respectively arranged on the two sides, the clamping blocks are respectively, the first motor 16 and the second motor 16 are meshed with the second motor 17 and the second motor 16 are meshed with the first motor and the second motor 16 through the first motor and the clamping module and the second motor 16 and the second motor 6 and the second motor 16.
The inside of the top disc 7 is provided with a first motor 10 and a worm 11, the worm 11 is coaxially connected with the first motor 10, the worm 11 is matched with a worm wheel 12, the top disc 7 is provided with an electric push cylinder 9, a fractal caliper 8 is arranged on the electric push cylinder 9, after the positions of the chassis 6 and the top disc 7 are fixed, the electric push cylinder 9 drives the fractal caliper 8 to clamp a workpiece to be machined, the fractal caliper 8 can be perfectly suitable for clamping the outline shape of the workpiece to be machined, the first motor 10 in the top disc 7 is electrified to drive the worm 11 to rotate, as the center distance between the worm wheel 12 and the worm 11 is always consistent, the worm 11 rolls along the surface of the worm wheel 12, the worm 11 simultaneously generates a tangential component force moving along the circumferential direction of the worm wheel 12, so as to drive the top disc 7 to rotate on the chassis 6, the fractal caliper 8 is pushed out after the top disc 7 rotates 90 degrees, the fractal caliper 8 is clamped and fixed to realize the quick positioning and clamping of the periphery of the workpiece to be machined, the universality of the clamp is improved, the workpiece to be machined after the workpiece is clamped, the workpiece 3 is started, the workpiece is unloaded, and the workpiece is reworked.
The working principle of the invention is as follows: the portal frame 2 moves along the track, the feeding and discharging module moves to the upper side of a workpiece to be processed along with the portal frame 2, the winding motor is electrified to drive the winding roller to rotate, the winding roller gradually releases the sling, the workpiece electromagnet 23 descends to contact the workpiece to be processed, the workpiece electromagnet 23 is electrified to adsorb the workpiece to be processed, and the winding motor drives the winding roller to wind the sling, so that the workpiece to be processed is lifted.
Before lifting a workpiece to be machined, an operator adjusts the position of the suspension arm according to the size of the workpiece to be machined, the third motor 29 is electrified to rotate, the third motor 29 drives the driving gear 28 to rotate, the driving gear 28 drives the driven gear 27 to rotate, the driven gear 27 drives the two telescopic gears 26 to rotate through the main rotating shaft 20, the upper end of each telescopic gear 26 is meshed with a tooth groove on the upper suspension arm 21, the lower end of each telescopic gear 26 is meshed with a tooth groove on the lower suspension arm 22, therefore the upper suspension arm 21 and the lower suspension arm 22 always move in opposite directions, namely move towards each other or away from each other, the workpiece electromagnet 23 moves to a position close to the edge contour of the workpiece to be machined, and after the workpiece electromagnet 23 is adsorbed to the workpiece to be machined, the rectangular plane range formed by the four workpiece electromagnets 23 is close to the contour of the workpiece to be machined, so that the workpiece to be machined is effectively prevented from tilting in the lifting process to drop.
After the to-be-machined piece is adsorbed and lifted, the portal frame 2 drives the to-be-machined piece to move to the upper part of the T-shaped groove workbench 1, the portal frame 2 swings and shakes under the action of inertia in the moving process, cable hook motors in the two suspension arms with the moving direction as the head are simultaneously electrified, the cable hook motors drive the cable hooks 25 to horizontally rotate by a certain angle, the cable changes into an inclined state from a vertical straight line state, so that the downward hanging length of the cable is reduced, namely, the to-be-machined piece at one end of the moving direction of the portal frame 2 is lifted upwards by a certain height, the lengths of the slings at two ends of the to-be-machined piece are inconsistent, the swing periods of the slings are different, mutual interference between sling swinging at two sides is achieved, the effect of reducing the swing of the to-be-machined piece is achieved, the swing effect of the sling is reduced in the moving process of the to-be-machined piece is achieved, after the to-be-machined piece moves to the upper part of the T-shaped groove workbench 1, the winding motor drives the winding roller to rotate, the to-be-machined piece is slowly placed on the T-shaped groove workbench 1, the work piece electromagnet 23 is powered off, and the to be-machined piece falls on the T-shaped groove workbench.
The control system controls all clamping modules 4 to adjust positions to clamp and fix a workpiece, the unlocking electromagnet 13 is electrified to adsorb clamping blocks 14 on two sides, the clamping blocks 14 are separated from clamping grooves, then the second motor 16 drives the shifting gear 17 to rotate, the worm 11 is driven to roll along the surface of the worm gear 12 through meshing transmission of the shifting gear 17 and a rack groove, the second motor 16 stops rotating until the clamping module 4 is close to the workpiece, the unlocking electromagnet 13 is powered off, the clamping blocks 14 are embedded into the clamping grooves, the positions of the chassis 6 and the top disc 7 are fixed, the electric push cylinder 9 drives the fractal caliper 8 to clamp the workpiece, the fractal caliper 8 can be perfectly matched with the contour outline of the workpiece, the first motor 10 in the top disc 7 is electrified to drive the worm 11 to rotate, and the worm 11 rolls along the surface of the worm gear 12 because the worm gear 12 and simultaneously generates a tangential component force which moves along the circumferential direction of the worm 12, so as to drive the top disc 7 to rotate on the chassis 6, the top disc 7 rotates 90 DEG, the electric push cylinder 9 drives the fractal caliper 8 to clamp the workpiece, the fractal caliper 8 can be clamped by the contour outline of the workpiece, the workpiece can be clamped by the fractal caliper 8, the contour of the workpiece can be well clamped by the fractal caliper is realized, and the contour of the workpiece can be clamped by the workpiece is quickly, the contour of the workpiece can be clamped by the workpiece after the workpiece is clamped by the die set, and the contour of the workpiece is well, and the contour of the workpiece is machined by the workpiece is well, and the contour of the workpiece is well clamped.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a quick replacement clamping work piece's high definition location planer-type machining center, includes T-shaped groove workstation (1), portal frame (2) and processing module (3), processing module (3) set up on portal frame (2), its characterized in that: a pair of clamping modules (4) are arranged in each T-shaped groove of the T-shaped groove workbench (1), each clamping module (4) is connected with a control system through a circuit, a fractal caliper (8) is arranged on each clamping module (4), the clamping modules (4) clamp and position a workpiece by using the fractal calipers (8), a loading and unloading module is arranged on the portal frame (2), each loading and unloading module comprises four suspension arms, a lifting workpiece electromagnet (23) is arranged below each suspension arm, and the workpiece electromagnet (23) adsorbs the workpiece;
The middle part of the T-shaped groove workbench (1) is provided with chip grooves, each T-shaped groove is provided with a continuous clamping groove and a rack groove, the rack grooves are positioned above the clamping grooves, each clamping module (4) comprises a bottom plate (6) and a top plate (7), the bottom plates (6) are arranged in the T-shaped grooves in a sliding mode, the top plates (7) are positioned above the T-shaped groove workbench (1), and the top plates (7) are rotatably arranged on the bottom plates (6);
The top of the chassis (6) is provided with a worm wheel (12), the inside of the top disc (7) is provided with a first motor (10) and a worm (11), the worm (11) is coaxially connected with the first motor (10), the worm (11) is matched with the worm wheel (12), the top disc (7) is provided with an electric pushing cylinder (9), and the fractal caliper (8) is arranged on the electric pushing cylinder (9);
The upper and lower material feeding module comprises a pair of boom supports (18), the pair of boom supports (18) are symmetrically arranged on two sides of the top of the portal frame (2), the four booms comprise a pair of upper booms (21) and a pair of lower booms (22), each boom support (18) is provided with an upper boom (21) and a lower boom (22), the upper boom (21) is positioned above the lower boom (22), each of the upper boom (21) and the lower boom (22) is provided with a boom slip ring (24), the boom slip rings (24) arranged on the upper boom (21) are in sliding connection with the lower boom (22), and the boom slip rings (24) arranged on the lower boom (22) are in sliding connection with the upper boom (21);
The automatic feeding and discharging device is characterized in that tooth grooves are formed in one ends, close to each other, of the upper suspension arm (21) and the lower suspension arm (22), the feeding and discharging module further comprises a rotation shaft support (19), a main rotation shaft (20) and a third motor (29), the rotation shaft support (19) and the third motor (29) are arranged at the top of the portal frame (2), the main rotation shaft (20) is rotatably arranged on the rotation shaft support (19), two ends of the main rotation shaft (20) are respectively provided with a telescopic gear (26), the telescopic gears (26) are located in the suspension arm support (18), each telescopic gear (26) is meshed with the tooth grooves of the upper suspension arm (21) and the lower suspension arm (22) on the same side, a driven gear (27) is arranged in the middle of the main rotation shaft (20), and a driving gear (28) is arranged on the third motor (29), and the driving gear (28) is meshed with the driven gear (27).
2. The high-precision positioning gantry machining center for quickly replacing and clamping workpieces according to claim 1, wherein: every the inside of chassis (6) is provided with a unblock electro-magnet (13) and second motor (16), the both sides of unblock electro-magnet (13) are provided with fixture block (14), two be provided with extension spring (15) between the inside of fixture block (14) and chassis (6), logical groove has been seted up in the position department that chassis (6) corresponds two fixture blocks (14), the profile and the draw-in groove of fixture block (14) mutually support, install a shift gear (17) on second motor (16), shift gear (17) run through chassis (6) and rack groove meshing.
3. The high-precision positioning gantry machining center for quickly replacing and clamping workpieces according to claim 1, wherein: the inner parts of the pair of upper suspension arms (21) and the pair of lower suspension arms (22) are respectively provided with a winding roller, a sling and a winding motor, a motor shaft of the winding motor is coaxially connected with the winding rollers, the sling is wound on the winding rollers, a workpiece electromagnet (23) is positioned at the bottom of each suspension arm, the workpiece electromagnet (23) is connected with one end of each sling, and all the workpiece electromagnets (23) are connected with a control system through circuits.
4. A high-precision positioning gantry machining center for quickly replacing and clamping workpieces according to claim 3, wherein: a pair of upper suspension arms (21) and a pair of lower suspension arms (22) are further provided with a rope hook motor, each rope hook motor is connected with a sling hook (25) on a motor shaft, each sling hook (25) is located at the bottom of the suspension arm, one side, far away from the rope hook motor, of each sling hook (25) is provided with a small hole, and each sling penetrates through the small hole of each sling hook (25).
5. The high-precision positioning gantry machining center for quickly replacing and clamping workpieces according to claim 1, wherein: four suspension arms are all L-shaped, a bearing is arranged between the rotating shaft support (19) and the main rotating shaft (20), and the suspension arm slip ring (24) is made of spring steel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410205873.XA CN117798689B (en) | 2024-02-26 | 2024-02-26 | High-precision positioning gantry type machining center capable of rapidly replacing clamping workpiece |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410205873.XA CN117798689B (en) | 2024-02-26 | 2024-02-26 | High-precision positioning gantry type machining center capable of rapidly replacing clamping workpiece |
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| CN117798689A CN117798689A (en) | 2024-04-02 |
| CN117798689B true CN117798689B (en) | 2024-05-14 |
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| Publication number | Publication date |
|---|---|
| CN117798689A (en) | 2024-04-02 |
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