CN115971941A - Gantry type machine tool changing device - Google Patents
Gantry type machine tool changing device Download PDFInfo
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- CN115971941A CN115971941A CN202211594669.9A CN202211594669A CN115971941A CN 115971941 A CN115971941 A CN 115971941A CN 202211594669 A CN202211594669 A CN 202211594669A CN 115971941 A CN115971941 A CN 115971941A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses a gantry type machine tool changing device, which comprises: a frame; a work table; the tool magazine comprises a milling cutter mechanism, a movable frame capable of moving back and forth and a movable cover plate capable of moving back and forth on the movable frame; the milling cutter mechanism comprises a milling cutter mounting seat and a milling cutter protection cover; the top of the milling cutter mounting seat can be detachably connected with the workbench, and a milling cutter is arranged at the lower part of the milling cutter mounting seat; the milling cutter is positioned in the milling cutter protection cover; the dustproof box comprises a box body and a folding door, the tool magazine is arranged in the box body, the folding door is connected to one side of an opening of the box body in a sliding mode, and the folding door is matched with the opening. The tool changing device of the portal frame type machine tool is simple in structure and convenient to use, the tool magazine is arranged on the machine tool, the milling cutter mechanism is convenient to automatically install and detach, the design is reasonable, the clamping and the accurate positioning are convenient during automatic installation, meanwhile, the milling cutter is convenient to replace, a good protection effect can be formed on the milling cutter, and the milling cutter is convenient to replace when being broken.
Description
Technical Field
The invention relates to the technical field of machine tool equipment, in particular to a gantry type machine tool changing device.
Background
The numerical control machine tool is a common machine for processing products at present. The engraving and milling machine in the numerical control machine tool is a numerical control milling machine using a small cutter, a high-power and high-speed spindle motor. The engraving and milling machine can engrave and mill, and is a high-efficiency and high-precision numerical control machine tool. The numerical control machine tool has a wide application range, and is widely used for finishing rough machining and finish machining of a precise mould and a mould core, machining of a red copper electrode of the mould, batch machining of aluminum products, manufacturing of shoe moulds, machining of jigs, the clock and watch glasses industry and the like at one time. The numerical control machine tool has the characteristics of high cost performance, high processing speed and good finish of processed products, and plays an increasingly important role in the machine tool processing industry.
2017.08.01, and is named as a patent with publication number CN107000145A of numerical control machine tool and quick tool changing method of numerical control machine tool, and the patent discloses a numerical control machine tool and a quick tool changing method of numerical control machine tool. The numerical control machine tool comprises a spindle box sliding plate; the spindle box is slidably arranged on the spindle box sliding plate; the main shaft is fixed on the main shaft box, and a first cutter is installed at one end of the main shaft; the tool magazine is fixed on the spindle box sliding plate; when the tool is changed, a second tool in the tool magazine extends out towards the Z-axis direction; the tool changing mechanism is arranged on the tool magazine and comprises a tool changing arm, a first rotating mechanism rotating around a Z shaft and a first translation mechanism moving along the Z shaft, and a first clamping part and a second clamping part used for clamping tools are arranged at two ends of the tool changing arm. It can be seen that this patent can only realize changing milling cutter mechanism head, can't prevent dust milling cutter mechanism and workstation.
The milling cutter in the milling cutter mechanism is a rotary cutter which is used for milling and provided with one or more cutter teeth, the cutter teeth sequentially and intermittently cut off the allowance of a workpiece during working, the milling cutter is mainly used for processing planes, steps, grooves, forming surfaces, cutting off the workpiece and the like on a milling machine, the existing milling cutter has more general types, can be divided into a straight shank and a taper shank according to the difference of cutter handles, and is provided with hard alloy of high-speed steel according to the difference of materials of blade parts.
In the actual work of the existing processing machine tool, the following problems still exist:
1. after the milling cutter mechanism is not used for a long time, more dust is accumulated, so that the milling cutter mechanism needs to be manually disassembled, which is inconvenient and influences the working efficiency;
2. when the milling cutter mechanism is not installed on the workbench, the cover plate needs to be manually installed for dust prevention, and manpower is consumed;
3. present milling cutter breaks easily when using, need change after the fracture, but handle of a knife position department can not damage when general milling cutter breaks, can reuse, because the integral type design leads to the handle of a knife to change in the lump, the volume of discarded object is more when leading to changing, has increaseed use cost, and current milling cutter can not adjust according to the cutting diameter, needs the milling cutter of reserve different models, increases use cost, and the result of use is not good.
Based on the situation, the invention provides a gantry type machine tool changing device which can effectively solve the problems.
Disclosure of Invention
The invention aims to provide a gantry type machine tool changing device. The gantry type machine tool cutter changing device is simple in structure and convenient to use, the working table can be automatically mounted or dismounted with a milling cutter mechanism by arranging the tool magazine on the machine tool, the working efficiency is greatly improved, and meanwhile, the movable frame is arranged, so that a cover plate can be mounted on the working table for dust prevention after the milling cutter mechanism is dismounted; in addition, the milling cutter solves the problems that the existing milling cutter has a large amount of waste when being broken and replaced, the available position cannot be reasonably utilized, and the diameter of the milling cutter cannot be adjusted, so that a large number of milling cutters with different diameters need to be reserved.
The invention is realized by the following technical scheme:
a gantry-type machine tool changer comprising:
the rack is a portal frame type rack;
the workbench is arranged on the cross beam of the portal frame type rack and can move left and right on the cross beam of the portal frame type rack; the workbench is provided with a clamping mechanism for mounting a milling cutter mechanism or a cover plate;
the tool magazine comprises a milling cutter mechanism, a movable frame capable of moving back and forth and a movable cover plate capable of moving back and forth on the movable frame, wherein the milling cutter mechanism is erected on one side of the movable frame;
the milling cutter mechanism comprises a milling cutter mounting seat and a milling cutter protection cover; the top of the milling cutter mounting seat can be detachably connected with the workbench, a milling cutter is arranged at the lower part of the milling cutter mounting seat, and the milling cutter is detachably connected with the lower part of the milling cutter mounting seat through a clamping rod; the milling cutter is positioned in the milling cutter protection cover;
the dustproof box is fixedly arranged on the rack and comprises a box body and a folding door, an opening matched with the tool magazine is formed in one side of the box body, the tool magazine is arranged in the box body, L-shaped plates are arranged at the top and the bottom of the opening in the inner wall of the box body, the folding door is embedded between the two L-shaped plates, one end of the folding door is fixedly connected with the box body, the other end of the folding door is fixedly connected with the driving mechanism, and the folding door is matched with the opening;
the movable frame is connected to the lower portion of the machine frame in a sliding mode, and the workbench is connected to the upper portion of the machine frame in a sliding mode.
The invention aims to provide a gantry type machine tool changing device. The gantry type machine tool cutter changing device is simple in structure and convenient to use, the working table can be automatically mounted or dismounted with a milling cutter mechanism by arranging the tool magazine on the machine tool, the working efficiency is greatly improved, and meanwhile, the movable frame is arranged, so that a cover plate can be mounted on the working table for dust prevention after the milling cutter mechanism is dismounted;
according to the milling cutter mechanism, through the matched design, the top of the milling cutter mounting seat of the milling cutter mechanism can be detachably connected with the workbench, the milling cutter protection cover is used for protecting a milling cutter when the milling cutter is not used, and the milling cutter protection cover can be opened when the milling cutter is used; and the milling cutter mounting base is large in size, so that the milling cutter can be clamped and accurately positioned when being automatically mounted conveniently, meanwhile, the milling cutter can be replaced conveniently, and a good protection effect can be formed on the milling cutter.
Preferably, the movable cover plate comprises a supporting seat, a cover plate cylinder and a cover plate sliding block set, the supporting seat comprises a transverse plate and vertical plates arranged on two sides of the transverse plate, the accommodating space formed by the transverse plate and the vertical plates is larger than a part of milling cutter mechanism positioned on the outer side of the movable frame, the cover plate top is provided with the cover plate sliding block set, the cover plate sliding block set is arranged at the bottom of each vertical plate, the cover plate sliding block set is arranged on the cover plate guide rail in a sliding mode, the cover plate cylinder is fixedly arranged on the movable frame, and a push rod of the cover plate cylinder is fixedly connected with the movable cover plate.
Preferably, the number of the cover plate guide rails and the number of the cover plate sliding block groups are two, and each cover plate guide rail is in sliding connection with the corresponding cover plate sliding block group.
Preferably, the movable frame comprises a frame, a frame cylinder, a fixing frame, a frame sliding rail and a frame fixing block group, the fixing frame is fixedly arranged on one side, close to the frame, of the frame, the frame sliding rail is fixedly arranged on the fixing frame, the frame fixing block group is arranged on the frame, the frame sliding rail is slidably connected to the frame fixing block group, the frame cylinder is fixedly arranged on the frame, and a push rod of the frame cylinder is fixedly connected with the fixing frame.
Preferably, the frame includes last carriage, lower carriage and support column, support column top and last carriage fixed connection, support column bottom and lower carriage fixed connection.
Preferably, the number of the frame slide rails and the number of the frame fixing block groups are two, and each frame slide rail is connected with the corresponding frame fixing block in a sliding manner.
Preferably, the top of the cover plate and the top of the milling cutter mechanism are all provided with bulges which are convenient for the workbench to clamp.
Preferably, milling cutter includes the cutter arbor, adjusts pole, tool bit, conical head, supporting rod and boosting connection piece, the cavity fit of cutter arbor is provided with the regulation pole, it is connected the setting with the tool bit cooperation to adjust the pole, on the tool bit sliding connection cutter arbor, the bottom threaded connection who adjusts the pole has the conical head, the top of adjusting the pole is pegged graft on the supporting rod, the top and the supporting rod cooperation of cutter arbor are pegged graft and are set up, be provided with the boosting connection piece with cutter arbor junction position department integrated into one piece on the supporting rod.
Preferably, the bottom end of the cutter bar is provided with a sliding hole in an annular array, a limiting hole is formed in the cavity of the cutter bar above the sliding hole, an inserting hole is formed in the cavity of the cutter bar above the limiting hole, and the cutter bar at the position of the inserting hole is provided with a connecting hole in an annular array.
Preferably, the bottom annular array of adjusting the pole has seted up the adjustment tank, the cooperation is provided with the hexagonal column on the regulation pole of adjustment tank top, the top fixedly connected with of hexagonal column adjusts the post, the cooperation cover is equipped with the lantern ring on the hexagonal column, the lantern ring sets up with spacing hole cooperation.
Preferably, the cutter head comprises a plurality of cutter bodies, blades and a convex block, the blades are fixedly connected to the outer walls of the cutter bodies, the convex block is fixedly connected to the inner wall of each cutter body, the convex block is inserted into the sliding hole in a sliding mode, and the convex block is connected with the adjusting groove in a sliding mode.
Preferably, the conical head is integrally provided with a threaded column, and the threaded column is in threaded connection with the adjusting rod below the adjusting groove.
Preferably, the one end bilateral symmetry of supporting rod is provided with the stationary blade, the inserting groove has been seted up to the bottom of supporting rod, inserting groove and the cooperation of regulation post are pegged graft and are set up, be provided with the plug on the supporting rod of inserting groove with the end, the plug is pegged graft with the spliced eye cooperation and is set up, integrated into one piece is provided with the reinforced connection piece on the supporting rod of plug outer loop.
Preferably, the reinforced connection block comprises a reinforcing ring and a bolt, the reinforcing ring is fixedly connected to the clamping rod, the reinforcing ring is connected with the cutter bar in an inserting mode, the reinforcing ring is provided with the bolt in an inserting mode, the bolt is connected with the connecting hole in an inserting mode in a matching mode, and one end of the bolt is connected to the plug in a threaded mode.
According to the milling cutter, through the matching design, when the milling cutter is broken in daily use and is replaced, the broken part can be replaced, the clamping rod which is not broken and is intact can be used again, the replacement cost of the milling cutter is reduced, through the matching design of the adjusting rod, the cutter head and the cutter rod, when the cutting diameter of the milling cutter is required to be changed, the cutter rod is detached from the reinforced connecting block, the adjusting rod is rotationally adjusted after the lantern ring is taken out, the diameter of the cutter head is expanded, the caliber of the milling cutter is adjusted, milling cutters with different diameters are not required to be reserved, and the using effect is improved.
Preferably, actuating mechanism includes motor, threaded rod and drive block, the motor rotates with the threaded rod to be connected, drive block threaded connection is on the threaded rod, drive block and folding door other end fixed connection.
Preferably, the L-shaped plate is provided with a dust-proof box guide rail, the driving block is provided with a guide sliding block, and the guide sliding block is connected to the dust-proof box guide rail in a sliding manner.
Compared with the prior art, the invention has the following advantages and beneficial effects:
the portal frame type machine tool cutter changing device is simple in structure and convenient to use, the automatic installation or disassembly of the milling cutter mechanism on the workbench is realized by arranging the cutter base on the machine tool, when the milling cutter mechanism needs to be installed on the workbench, part of the frame is pushed out of the dust-proof box through the frame air cylinder, the supporting seat can slide to a preset position, the clamping mechanism of the workbench can disassemble the cover plate, then the supporting seat returns to the dust-proof box, the clamping mechanism of the workbench clamps and installs the lower milling cutter mechanism, after the installation is finished, the top of the milling cutter mounting seat of the milling cutter mechanism can be detachably connected with the workbench, and the milling cutter protective cover is used for protecting the milling cutter when the milling cutter is not used and can be opened when the milling cutter is used; after the installation is finished, the whole framework moves backwards to the dustproof box. The method has the following specific beneficial effects:
1. according to the invention, by moving the workbench and opening the protected milling cutter mechanism positioned on one side of the rack, the milling cutter mechanism can be dismounted or mounted without manual intervention, so that the process of automatically replacing the milling cutter mechanism or the cover plate is realized, and the working efficiency is greatly improved;
2. the mounting cover plate of the workbench without the milling cutter mechanism is replaced, so that the dustproof effect is realized, and the service life of the machine tool is prolonged;
3. the tool magazine integrates the milling cutter mechanism and the cover plate at the same time, has small volume and does not occupy excessive space of a machine tool;
4. due to the arrangement of the dust-proof box, the dismounted milling cutter mechanism or cover plate can enter the dust-proof box to realize the dust-proof effect;
5. according to the milling cutter mechanism, through the matched design, the top of the milling cutter mounting seat of the milling cutter mechanism can be detachably connected with the workbench, the milling cutter protection cover is used for protecting a milling cutter when the milling cutter is not used, and the milling cutter protection cover can be opened when the milling cutter is used; the milling cutter mounting base is large in size, so that the milling cutter mounting base is convenient to clamp and accurately position during automatic mounting, meanwhile, the milling cutter is convenient to replace, and the milling cutter mounting base can have a good protection effect on the milling cutter;
6. the milling cutter has the advantages that the milling cutter can be separated from the cutter bar and the clamping rod through the matching design, when the milling cutter is broken in daily use and is replaced, the milling cutter can be generally broken off from the cutter bar with high probability, the broken part can be replaced at the moment, the clamping rod which is not broken and is intact can be reused, the amount of waste during the replacement of the milling cutter is reduced, the replacement cost of the milling cutter is reduced, the resource utilization rate is improved, through the matching design of the adjusting rod, the cutter head and the cutter bar, when the cutting diameter of the milling cutter is required to be changed, the cutter bar is detached from the reinforced connecting block, the adjusting rod is rotationally adjusted after the lantern ring is taken out, the diameter of the cutter head can be expanded, the caliber of the milling cutter is adjusted, the milling cutters with different diameters do not need to be prepared, the use effect is improved, through the design of the cone head, the milling cutter can be conveniently switched and established, the drilling use is facilitated, and the threaded connection direction of the cone head is opposite to the rotation direction of the milling cutter head, so that firm connection use is ensured.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the tool magazine according to the present invention;
FIG. 3 is a schematic structural diagram of the moving frame according to the present invention;
FIG. 4 is a schematic structural diagram of the movable cover plate according to the present invention;
FIG. 5 is a schematic structural view of the dust box of the present invention;
FIG. 6 is a schematic view of another aspect of the dust box of the present invention;
fig. 7 is a partially enlarged structural view of a portion a in fig. 6.
FIG. 8 is a schematic view of an overall split structure of the milling cutter of the present invention;
fig. 9 is a schematic view of the overall structure of the milling cutter according to the present invention;
fig. 10 is a schematic view illustrating a structure of a tool bar of the milling cutter according to the present invention;
fig. 11 is a schematic structural view of an adjusting lever of the milling cutter according to the present invention;
fig. 12 is a schematic view of the construction of the cutting head of the milling cutter according to the invention;
fig. 13 is a schematic structural view of a conical head of the milling cutter according to the present invention;
fig. 14 is a schematic view showing the construction of the clamping bar and the reinforcing connection block of the milling cutter according to the present invention.
In the figure: 1. a frame; 11. an L-shaped plate; 2. a work table; 3. a tool magazine; 31. a milling cutter mechanism; 311. a milling cutter mounting seat; 312. a milling cutter protection cover; 4. a dust-proof box; 41. a box body; 42. a folding door; 5. moving the frame; 51. a frame; 52. a frame cylinder; 53. a fixed mount; 54. a frame slide rail; 55. a frame fixing block group; 511. an upper support frame; 512. a lower support frame; 513. a support pillar; 6. moving the cover plate; 61. a supporting seat; 62. a cover plate; 63. a cover plate cylinder; 64. a cover plate slider group; 65. a cover plate guide rail; 7. a protrusion; 81. a threaded rod; 82. a drive block; 83. a dust bin guide rail; 84. a guide slider; 91. a cutter bar; 9101. a slide hole; 9102. a limiting hole; 9103. inserting holes; 9104. connecting holes; 92. adjusting a rod; 9201. an adjustment groove; 9202. a hexagonal column; 9203. an adjustment column; 9204. a collar; 93. a cutter head; 9301. a cutter body; 9302. a blade; 9303. a bump; 94. a conical head; 9401. a threaded post; 95. a clamping rod; 9501. a fixing sheet; 9502. inserting grooves; 9503. a plug; 96. reinforcing a connecting block; 9601. a reinforcement ring; 9602. and (4) bolts.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the following description of the preferred embodiments of the present invention is provided in conjunction with specific examples, but it should be understood that the drawings are for illustrative purposes only and should not be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and should not be construed as limiting the present patent.
The technical features (the components/elements of the present invention) of the frame, the workbench, etc. described in the present invention are all obtained from conventional commercial sources or manufactured by conventional methods, and the specific structure, the operation principle, and the control mode and the spatial arrangement mode which may be involved are all conventional choices in the field, which should not be regarded as the innovative points of the present invention, and it can be understood to those skilled in the art, and the patent of the present invention is not further specifically described in detail.
Example 1:
as shown in fig. 1 to 7, the present invention provides a gantry type tool changer including:
the rack is a portal frame type rack;
the workbench is arranged on the cross beam of the portal frame type rack and can move left and right on the cross beam of the portal frame type rack; the workbench is provided with a clamping mechanism for mounting a milling cutter mechanism or a cover plate;
the gripping mechanism may be a robot arm, a robotic arm, a robot, etc. as is commonly used in the art, as desired, and will be understood by those skilled in the art.
The tool magazine comprises a milling cutter mechanism, a movable frame capable of moving back and forth and a movable cover plate capable of moving back and forth on the movable frame, wherein the milling cutter mechanism is erected on one side of the movable frame;
the milling cutter mechanism comprises a milling cutter mounting seat and a milling cutter protection cover; the top of the milling cutter mounting seat can be detachably connected with a workbench (such as screwing, riveting, clamping and the like commonly used in the field), a milling cutter is arranged at the lower part of the milling cutter mounting seat, and the milling cutter is detachably connected with the lower part of the milling cutter mounting seat through a clamping rod (such as screwing, riveting, clamping and the like commonly used in the field, specifically, the clamping rod extends into the lower part of the milling cutter mounting seat, the lower part of the milling cutter mounting seat clamps the clamping rod to form a firm clamping structure, and rivets can be additionally arranged as required for reinforcement); the milling cutter is positioned in the milling cutter protection cover;
the milling cutter mounting seat of the present invention is located above a milling cutter protection cap for protecting the milling cutter when not in use.
The dustproof box is fixedly arranged on the rack and comprises a box body and a folding door, an opening matched with the tool magazine is formed in one side of the box body, the tool magazine is arranged in the box body, L-shaped plates are arranged on the top and the bottom of the opening in the inner wall of the box body, the folding door is embedded between the two L-shaped plates, one end of the folding door is fixedly connected with the box body, the other end of the folding door is fixedly connected with a driving mechanism, and the folding door is matched with the opening; the movable frame moves in the box body, when the milling cutter mechanism is not required to be installed, the movable frame penetrates through the opening and returns to the dust-proof box, and the folding door is transversely folded through the driving mechanism to close and open the opening.
The movable frame is connected to the lower portion of the rack in a sliding mode, and the workbench is connected to the upper portion of the rack in a sliding mode.
Example 2:
as shown in fig. 1 to 14, the present invention provides a gantry type tool changer including:
the rack is a portal frame type rack;
the workbench is arranged on the cross beam of the portal frame type rack and can move left and right on the cross beam of the portal frame type rack; the workbench is provided with a clamping mechanism for mounting a milling cutter mechanism or a cover plate;
the gripping mechanism may be a robot arm, a robotic arm, a robot, etc. as is commonly used in the art, as desired, and will be understood by those skilled in the art.
The tool magazine comprises a milling cutter mechanism, a movable frame capable of moving back and forth and a movable cover plate capable of moving back and forth on the movable frame, wherein the milling cutter mechanism is erected on one side of the movable frame;
the milling cutter mechanism comprises a milling cutter mounting seat and a milling cutter protection cover; the top of the milling cutter mounting seat can be detachably connected with the workbench (such as screwing, riveting, clamping and the like commonly used in the field), the lower part of the milling cutter mounting seat is provided with a milling cutter, and the milling cutter is detachably connected with the lower part of the milling cutter mounting seat through a clamping rod (such as screwing, riveting, clamping and the like commonly used in the field, the clamping rod specifically extends into the lower part of the milling cutter mounting seat, the lower part of the milling cutter mounting seat clamps the clamping rod to form a firm clamping structure, and rivets can be added according to needs for reinforcement); the milling cutter is positioned in the milling cutter protection cover;
the dustproof box is fixedly arranged on the rack and comprises a box body and a folding door, an opening matched with the tool magazine is formed in one side of the box body, the tool magazine is arranged in the box body, L-shaped plates are arranged on the top and the bottom of the opening in the inner wall of the box body, the folding door is embedded between the two L-shaped plates, one end of the folding door is fixedly connected with the box body, the other end of the folding door is fixedly connected with a driving mechanism, and the folding door is matched with the opening;
the movable frame is connected to the lower portion of the rack in a sliding mode, and the workbench is connected to the upper portion of the rack in a sliding mode.
Further, the movable cover plate comprises a supporting seat, a cover plate air cylinder and a cover plate sliding block set, the supporting seat comprises a transverse plate and vertical plates arranged on two sides of the transverse plate, the accommodating space formed by the transverse plate and the vertical plates is larger than a part of milling cutter mechanism located on the outer side of the movable frame, the cover plate is arranged at the top of the transverse plate, the cover plate sliding block set is arranged at the bottom of the vertical plates, a cover plate guide rail is arranged on the movable frame, the cover plate sliding block set is connected to the cover plate guide rail in a sliding mode, the cover plate air cylinder is fixedly arranged on the movable frame, and a push rod of the cover plate air cylinder is fixedly connected with the movable cover plate.
The apron cylinder passes through push-and-pull push rod, realizes the back-and-forth movement to whole supporting seat, and when the apron is installed to needs, the supporting seat can slide to milling cutter mechanism on, covers milling cutter mechanism, and the clamp of consequently workstation gets the mechanism can press from both sides and gets and install the apron, prevents dust to the workstation. When the workbench does not work, the automatic installation cover plate plays a dustproof effect, so that the labor is saved, and the working efficiency is improved.
Furthermore, the number of the cover plate guide rails and the number of the cover plate sliding block groups are two, and each cover plate guide rail is connected with the corresponding cover plate sliding block group in a sliding mode.
The two groups of cover plate guide rails and the cover plate sliding block group are arranged, so that the movable cover plate can slide on the movable frame more stably, and the stability of the invention is improved.
Further, moving frame includes frame, frame cylinder, mount, frame slide rail and frame fixed block group, the frame has set firmly the mount near frame one side, the frame slide rail has set firmly on the mount, be equipped with frame fixed block group in the frame, frame slide rail sliding connection is on frame fixed block group, the frame cylinder sets firmly in the frame, the push rod and the mount fixed connection of frame cylinder.
The frame cylinder realizes the back-and-forth movement of the whole frame through the push-and-pull push rod, when the milling cutter mechanism is dismounted as required, the partial frame reserved for mounting the milling cutter mechanism can be pushed out of the dustproof box, the movable cover plate can move backwards without shielding the partial frame, and the milling cutter mechanism can be dismounted by the clamping mechanism of the workbench at the moment and put into the frame.
Further, the frame includes last carriage, bottom suspension braced frame and support column, bracing top of the column portion and last carriage fixed connection, bracing bottom of the column portion and bottom suspension braced frame fixed connection.
The milling cutter mechanism can be placed by combining the upper support frame, the lower support frame and the support columns to form a frame, and the guide rail can be arranged on the frame, so that the movable cover plate can move on the frame conveniently.
Furthermore, the number of the frame slide rails and the number of the frame fixing block groups are two, and each frame slide rail is connected with the corresponding frame fixing block in a sliding manner.
The two sets of frame sliding rails and the frame fixing block group are arranged, so that the movable frame can slide on the rack more stably, and the stability of the invention is improved.
Furthermore, bulges convenient for clamping the workbench are arranged on the periphery of the top of the cover plate and the top of the milling cutter mechanism.
The bulges on the cover plate and the milling cutter mechanism are matched with the clamping mechanism of the workbench, so that the clamping mechanism can clamp the cover plate and the milling cutter mechanism and install the cover plate and the milling cutter mechanism on the workbench.
Further, as shown in fig. 7-14, the milling cutter comprises a cutter bar, an adjusting rod, a cutter head, a conical head, a clamping rod and a reinforced connecting block, when the milling cutter is used in daily fracture, the cutter head is generally fractured from the cutter handle, so that when the milling cutter is replaced, the undamaged cutter handle also needs to be replaced together, thereby increasing the amount of waste and increasing the use cost, the milling cutter designed by the scheme can be replaced aiming at the fractured part when the milling cutter is fractured through the separate design of the cutter head and the clamping rod, the undamaged end can be matched and connected with the new part for reuse, the resource utilization rate is improved, the use cost of the milling cutter is reduced, the use effect is improved, when the diameter of the milling cutter needs to be adjusted, the milling cutters with other diameters do not need to be replaced through the matched design, and the cutter head can be expanded outwards through the adjustment of the adjusting rod, thereby increasing the diameter of the milling cutter, improving the use effect, needing no spare milling cutters with different diameters, and being capable of conveniently switching the milling cutter between a right-angle milling cutter and an end milling cutter through the design of a conical head, improving the practical effect, wherein the cavity of the cutter bar is internally provided with an adjusting rod in a matching way, the adjusting rod is matched and connected with the cutter head, the cutter head is connected with the cutter bar in a sliding way, when the diameter of the milling cutter is adjusted, the lantern ring is taken down from the hexagonal column, the lantern ring can be separated from the limit hole at the moment, the adjusting rod can rotate in the cavity of the cutter bar through rotating the adjusting column, because the lug on the cutter body is connected in the adjusting groove in a sliding way, and the adjusting groove is in an oblique arc design, when the adjusting column rotates anticlockwise through rotating the adjusting rod, the lug can slide in the adjusting groove, because of the oblique arc design, the lug slides along with a groove-shaped line, because the lug is matched and slidably connected inside the sliding hole, the lug can be pushed outwards, so that the cutter head can achieve the purpose of outwards expanding, the situation is opposite when the cutter head rotates clockwise, after the adjustment is finished, the lantern ring is sleeved on the hexagonal column again, the lantern ring at the moment is also matched and inserted in the limiting hole, so that the adjusting rod loses the rotating effect, the diameter adjustment of the milling cutter is completed, the cutter bar is installed on the clamping rod for use, the bottom end of the adjusting rod is in threaded connection with the cone head, the milling cutter is in the initial state of a right-angle milling cutter, when the milling cutter needs to be converted into an end milling cutter, the adjusting rod can be in threaded connection through the cone head, the threaded connection direction of the threaded column is opposite to the rotating direction of the milling cutter, through connection, the milling cutter can have the using effect of the end milling cutter, the cone head can not be separated when the milling cutter rotates for use, and the use requirements are met, the top end of the adjusting rod is inserted on the clamping rod, the top end of the cutter rod is matched and inserted with the clamping rod, a reinforced connecting block is integrally formed at the position, connected with the cutter rod, of the clamping rod, when the cutter rod and the adjusting rod are connected on the clamping rod, the cutter rod and the adjusting rod are inserted on the plug in a matched mode through the inserting hole, the reinforcing ring is sleeved on the outer side of the cutter rod at the moment, the adjusting column is inserted inside the inserting groove in a matched mode and inserted inside the connecting hole through a bolt, the milling cutter can be connected, the strength of the connecting position can be improved through the design of the reinforced connecting block, the using effect of the milling cutter is ensured, the milling cutter is generally disconnected from the cutter point and the cutter handle when the milling cutter is broken, the milling cutter corresponding to the scheme is arranged at two positions of the cutter rod and the clamping rod, the replacement can be carried out aiming at the breakage of the cutter rod or the clamping rod, the amount of wastes when the milling cutter is replaced is reduced, and the use cost of the replacement is reduced, the use effect is improved, the milling cutter of the scheme needs to be large in overall size due to design requirements, the rigid connection use effect of all parts can be met, the milling cutter is not suitable for being used on milling cutters with small diameters, the fact that overall strength is lost due to multi-part design is avoided, the milling cutter of the scheme meets the use requirements, and the use effect is improved.
Further, as shown in fig. 10, the bottom end annular array of the cutter bar is provided with a sliding hole, the cavity of the cutter bar above the sliding hole is internally provided with a limiting hole, the cavity of the cutter bar above the limiting hole is internally provided with an inserting hole, the annular array of the cutter bar at the position of the inserting hole is provided with a connecting hole, the design of the cutter bar meets the use requirement, the integral use effect of the milling cutter is ensured, and the integral connection use is ensured.
Further, as shown in fig. 11, the bottom annular array of adjusting the pole has seted up the adjustment tank, and the cooperation is provided with the hexagonal column on the regulation pole of adjustment tank top, and the top fixedly connected with of hexagonal column adjusts the post, and the cooperation cover is equipped with the lantern ring on the hexagonal column, and the lantern ring sets up with spacing hole cooperation, and the design of adjusting the pole satisfies the regulation of tool bit and uses, satisfies the user demand.
Further, as shown in fig. 12, in some embodiments, the cutter head is composed of a plurality of cutter bodies, blades and a protruding block, the blades are fixedly connected to the outer walls of the cutter bodies, the protruding block is fixedly connected to the inner walls of the cutter bodies, the protruding block is slidably inserted into the sliding hole, and the protruding block and the adjusting groove are slidably connected, so that the cutter head can be designed to cooperate with the adjusting rod to adjust the diameter, and the use and adjustment requirements of different diameters can be met.
Further, as shown in fig. 13, a threaded column is integrally formed on the conical head, the threaded column is in threaded connection with the adjusting rod below the adjusting groove, and the conical head facilitates switching use of the milling cutter between the right-angle milling cutter and the end milling cutter, so that requirements of different use conditions are met.
Further, as shown in fig. 14, the one end bilateral symmetry of supporting rod is provided with the stationary blade, the inserting groove has been seted up to the bottom of supporting rod, inserting groove and the setting of pegging graft of adjusting the post cooperation, be provided with the plug on the supporting rod of inserting groove with the end, the plug is pegged graft with the spliced eye cooperation and is set up, integrated into one piece is provided with the reinforced connection piece on the supporting rod of plug outer loop, the design of supporting rod satisfies milling cutter's installation user demand, ensure can be firm install on cutting machine, improve simultaneously with the joint strength of cutter arbor.
Further, as shown in fig. 14, the reinforced connection block is composed of a reinforcing ring and a bolt, the reinforcing ring is fixedly connected to the clamping rod, the reinforcing ring is matched with the cutter bar in a plugging mode and is provided with the bolt, the bolt is matched with the connection hole in a plugging mode and is arranged in a plugging mode, one end of the bolt is connected to the plug in a threaded mode, the design of the reinforced connection block improves the connection strength of the clamping rod and the cutter bar, and the reinforced connection block is convenient to detach and use between the clamping rod and the cutter bar.
Further, actuating mechanism includes motor, threaded rod and drive block, the motor rotates with the threaded rod to be connected, drive block threaded connection is on the threaded rod, drive block and folding door other end fixed connection.
The motor drives the threaded rod to rotate, and the driving block realizes the back-and-forth movement under the rotation of the threaded rod, so that the folding door is driven to open and close, and the opening and closing of the folding door are realized in the only space of the machine tool.
Furthermore, a dust-proof box guide rail is arranged on the L-shaped plate, a guide sliding block is arranged on the driving block, and the guide sliding block is connected to the dust-proof box guide rail in a sliding mode.
The dust-proof box guide rail and the guide sliding block are arranged to be matched, so that the folding door can slide more smoothly on the L-shaped plate, and the condition that the up-down stroke of the folding door is inconsistent is avoided.
The working principle of one embodiment of the invention is as follows:
the utility model provides a portal frame formula lathe toolchanger, when the milling cutter mechanism need be lifted off to the workstation, reserve the partial frame of installation milling cutter mechanism and pass through outside the frame cylinder releases the dust-proof box, move simultaneously the apron and can move backward, do not shelter from this partial frame, the mechanism can be lifted off milling cutter mechanism to the clamp of workstation this moment, puts into in the frame. At this moment, the supporting seat can slide to the milling cutter mechanism to cover the milling cutter mechanism, so that the clamping mechanism of the workbench can clamp and install the cover plate to prevent dust on the workbench. And finally, the whole frame retreats back to the dustproof box to prevent dust of the milling cutter mechanism and the like.
When the milling cutter mechanism needs to be installed on the workbench, a part of the frame is pushed out of the dust-proof box through the frame air cylinder, the supporting seat can slide to a preset position, the clamping mechanism of the workbench can lift the cover plate off, then the supporting seat returns to the dust-proof box, the clamping mechanism of the workbench clamps the milling cutter mechanism below the clamping mechanism again, after the installation is finished, the top of the milling cutter mounting seat of the milling cutter mechanism can be detachably connected with the workbench, the milling cutter protective cover is used for protecting the milling cutter when the milling cutter is not used, and the milling cutter protective cover can be opened during use. After the installation is finished, the whole framework moves backwards to the dustproof box.
Unless otherwise specified, in the present invention, if the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship indicated on the drawings, it is only for the convenience of describing the present invention and simplifying the description, but it does not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation and operation, therefore, the terms describing the orientation or positional relationship in the present invention are only used for exemplary illustration and are not to be construed as limiting the patent, and those skilled in the art can understand the specific meaning of the above terms according to the specific situation by combining the drawings.
Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass, for example, being fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modifications and equivalent variations of the above embodiment according to the technical spirit of the present invention are within the scope of the present invention.
Claims (10)
1. A gantry type machine tool changing device is characterized by comprising:
the rack is a portal frame type rack;
the workbench is arranged on the cross beam of the portal frame type rack and can move left and right on the cross beam of the portal frame type rack; the workbench is provided with a clamping mechanism for mounting a milling cutter mechanism or a cover plate;
the tool magazine comprises a milling cutter mechanism, a movable frame capable of moving back and forth and a movable cover plate capable of moving back and forth on the movable frame, wherein the milling cutter mechanism is erected on one side of the movable frame; the milling cutter is positioned in the milling cutter protection cover;
the milling cutter mechanism comprises a milling cutter mounting seat and a milling cutter protection cover; the top of the milling cutter mounting seat can be detachably connected with the workbench, a milling cutter is arranged at the lower part of the milling cutter mounting seat, and the milling cutter is detachably connected with the lower part of the milling cutter mounting seat through a clamping rod;
the dustproof box is fixedly arranged on the rack and comprises a box body and a folding door, an opening matched with the tool magazine is formed in one side of the box body, the tool magazine is arranged in the box body, L-shaped plates are arranged on the top and the bottom of the opening in the inner wall of the box body, the folding door is embedded between the two L-shaped plates, one end of the folding door is fixedly connected with the box body, the other end of the folding door is fixedly connected with a driving mechanism, and the folding door is matched with the opening;
the movable frame is connected to the lower portion of the rack in a sliding mode, and the workbench is connected to the upper portion of the rack in a sliding mode.
2. The gantry-type machine tool changer of claim 1, wherein: the movable cover plate comprises a supporting seat, a cover plate cylinder and a cover plate sliding block set, the supporting seat comprises a transverse plate and vertical plates arranged on two sides of the transverse plate, the accommodating space formed by the transverse plate and the vertical plates is larger than a part of milling cutter mechanism located on the outer side of the movable frame, the cover plate top is provided with the cover plate sliding block set, the cover plate sliding block set is arranged at the bottom of each vertical plate, the cover plate sliding block set is arranged on the cover plate guide rail in a sliding mode, the cover plate cylinder is fixedly arranged on the movable frame, and a push rod of the cover plate cylinder is fixedly connected with the movable cover plate.
3. The gantry-type machine tool changer of claim 2, wherein: the number of the cover plate guide rails and the number of the cover plate sliding block groups are two, and each cover plate guide rail is in sliding connection with the corresponding cover plate sliding block group.
4. The gantry-type machine tool changer of claim 1, wherein: the movable frame comprises a frame, a frame air cylinder, a fixing frame, a frame sliding rail and a frame fixing block group, wherein the fixing frame is fixedly arranged on one side, close to the frame, of the frame, the frame sliding rail is fixedly arranged on the fixing frame, the frame fixing block group is arranged on the frame, the frame sliding rail is connected to the frame fixing block group in a sliding mode, the frame air cylinder is fixedly arranged on the frame, and a push rod of the frame air cylinder is fixedly connected with the fixing frame.
5. The gantry type tool changer of claim 4, wherein: the frame includes carriage, under bracing frame and support column, support column top and last carriage fixed connection, support column bottom and under bracing frame fixed connection.
6. The gantry-type machine tool changer of claim 4, wherein: the number of the frame slide rails and the number of the frame fixing block groups are two, and each frame slide rail is connected with the corresponding frame fixing block in a sliding mode.
7. The gantry-type machine tool changer of claim 2, wherein: the top of the cover plate and the top of the milling cutter mechanism are all provided with bulges which are convenient for the workbench to clamp.
8. The gantry-type machine tool changer of claim 1, wherein: the milling cutter comprises a cutter bar, an adjusting rod, a cutter head, a conical head, a clamping rod and a reinforced connecting block, wherein the adjusting rod is arranged in a cavity of the cutter bar in a matched mode, the adjusting rod is arranged in a matched and connected mode with the cutter head, the cutter head is connected to the cutter bar in a sliding mode, the conical head is connected to the bottom end of the adjusting rod in a threaded mode, the top end of the adjusting rod is inserted into the clamping rod in a inserted mode, the top end of the cutter bar is arranged in a matched and inserted mode with the clamping rod in an inserted mode, and the reinforced connecting block is integrally formed in the position, connected with the cutter bar, of the clamping rod;
the bottom end of the cutter rod is provided with a sliding hole in an annular array, a limiting hole is formed in the cavity of the cutter rod above the sliding hole, an inserting hole is formed in the cavity of the cutter rod above the limiting hole, and a connecting hole is formed in the cutter rod at the position of the inserting hole in an annular array;
the bottom of the adjusting rod is provided with an adjusting groove in an annular array mode, a hexagonal column is arranged on the adjusting rod above the adjusting groove in a matched mode, the top of the hexagonal column is fixedly connected with the adjusting column, a lantern ring is sleeved on the hexagonal column in a matched mode, and the lantern ring is arranged in a matched mode with the limiting hole;
the cutter head consists of a plurality of cutter bodies, blades and a convex block, the blades are fixedly connected to the outer walls of the cutter bodies, the convex block is fixedly connected to the inner wall of each cutter body, the convex block is inserted in the sliding hole in a sliding mode, and the convex block is connected with the adjusting groove in a sliding mode;
the conical head is integrally provided with a threaded column, and the threaded column is in threaded connection with an adjusting rod below the adjusting groove;
fixing pieces are symmetrically arranged on two sides of one end of each clamping rod, an inserting groove is formed in the bottom end of each clamping rod and is matched and inserted with the adjusting column, a plug is arranged on the clamping rod at the same end of the inserting groove and is matched and inserted with the inserting hole, and a reinforced connecting block is integrally formed on the clamping rod of the plug outer ring;
the reinforced connection block is composed of a reinforcing ring and a bolt, the reinforcing ring is fixedly connected to the clamping rod, the reinforcing ring is matched with the cutter bar in a plug-in mode and is provided with the bolt, the bolt is matched with the connecting hole in a plug-in mode and is arranged in a plug-in mode, and one end of the bolt is connected to the plug in a threaded mode.
9. The gantry type tool changer of claim 1, wherein: the driving mechanism comprises a motor, a threaded rod and a driving block, the motor is connected with the threaded rod in a rotating mode, the driving block is connected to the threaded rod in a threaded mode, and the driving block is fixedly connected with the other end of the folding door.
10. The gantry-type machine tool changer of claim 1, wherein: the L-shaped plate is provided with a dust-proof box guide rail, the driving block is provided with a guide sliding block, and the guide sliding block is connected to the dust-proof box guide rail in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211594669.9A CN115971941B (en) | 2022-12-13 | 2022-12-13 | Portal frame type tool changing device of machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211594669.9A CN115971941B (en) | 2022-12-13 | 2022-12-13 | Portal frame type tool changing device of machine tool |
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| Publication Number | Publication Date |
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| CN115971941A true CN115971941A (en) | 2023-04-18 |
| CN115971941B CN115971941B (en) | 2023-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211594669.9A Active CN115971941B (en) | 2022-12-13 | 2022-12-13 | Portal frame type tool changing device of machine tool |
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| CN115971941B (en) | 2023-10-10 |
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