CN108357271B - Vertical clamping mechanism with horizontal moving cross beam and engraving machine with vertical clamping mechanism - Google Patents

Vertical clamping mechanism with horizontal moving cross beam and engraving machine with vertical clamping mechanism Download PDF

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Publication number
CN108357271B
CN108357271B CN201810128785.9A CN201810128785A CN108357271B CN 108357271 B CN108357271 B CN 108357271B CN 201810128785 A CN201810128785 A CN 201810128785A CN 108357271 B CN108357271 B CN 108357271B
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CN
China
Prior art keywords
cutter
sleeve
sliding
locking
lifting
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CN201810128785.9A
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Chinese (zh)
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CN108357271A (en
Inventor
陈锡荣
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Fujian Agricultural Ball Machinery Technology Co ltd
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Fujian Agricultural Ball Machinery Technology Co ltd
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Priority to CN201810128785.9A priority Critical patent/CN108357271B/en
Publication of CN108357271A publication Critical patent/CN108357271A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B44DECORATIVE ARTS
    • B44BMACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
    • B44B1/00Artist's machines or apparatus equipped with tools or work holders moving or able to be controlled three-dimensionally for making single sculptures or models
    • B44B1/06Accessories
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B44DECORATIVE ARTS
    • B44BMACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
    • B44B3/00Artist's machines or apparatus equipped with tools or work holders moving or able to be controlled substantially two- dimensionally for carving, engraving, or guilloching shallow ornamenting or markings
    • B44B3/06Accessories, e.g. tool or work holders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B44DECORATIVE ARTS
    • B44BMACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
    • B44B3/00Artist's machines or apparatus equipped with tools or work holders moving or able to be controlled substantially two- dimensionally for carving, engraving, or guilloching shallow ornamenting or markings
    • B44B3/06Accessories, e.g. tool or work holders
    • B44B3/063Tool holders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B44DECORATIVE ARTS
    • B44BMACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
    • B44B3/00Artist's machines or apparatus equipped with tools or work holders moving or able to be controlled substantially two- dimensionally for carving, engraving, or guilloching shallow ornamenting or markings
    • B44B3/06Accessories, e.g. tool or work holders
    • B44B3/065Work holders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B44DECORATIVE ARTS
    • B44BMACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
    • B44B2700/00Machines, apparatus, tools or accessories for artistic work
    • B44B2700/12Accessories; Tool or work holders

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Abstract

The invention discloses a vertical clamping mechanism with a horizontal moving beam and an engraving machine with the same, wherein the engraving machine comprises a vertical clamping mechanism, a machine seat arranged on one side of the vertical clamping mechanism and connected with a base of the vertical clamping mechanism, cutter lifting columns respectively arranged on two sides of the machine seat in a vertical mode, cutter left and right sliding beams respectively arranged on two ends of the machine seat in a connecting mode with the two cutter lifting columns through the cutter lifting mechanisms, cutter mounting frames arranged on the cutter mounting frames in a connecting mode through the left and right sliding mechanisms and cutter total devices arranged on the cutter mounting frames, and the clamping mechanism comprises a base, a stand column, a beam, a lower clamping device, an upper clamping assembly, a lifting mechanism, a lifting frame, a horizontal sliding mechanism and a positioning mechanism. The engraving machine is convenient for hoisting large-scale engraving workpieces, and can greatly improve the engraving processing efficiency.

Description

Vertical clamping mechanism with horizontal moving cross beam and engraving machine with vertical clamping mechanism
Technical Field
The invention relates to the field of engraving machines and clamping mechanisms thereof, in particular to a vertical clamping mechanism and an engraving machine.
Background
The utility model provides a work piece fixture of vertical engraver, is the mechanism that is arranged in fixing clamping work piece in the engraver so that realize automatic sculpture, is a part mechanical structure of engraving machine, generally includes base, stand, crossbeam, lower clamping device, goes up clamping assembly and elevating system, the stand is established perpendicularly respectively in the both sides of base, the both ends of crossbeam set up respectively on the stand of both sides through elevating system, elevating system is usually including direction sliding structure and lift driving structure so that drive the crossbeam and slide from top to bottom, lower clamping device sets up on the base, go up clamping assembly and correspond lower clamping device and set up on the crossbeam, can correspond to be equipped with the multiunit and realize a plurality of work pieces and carve in step, lower clamping device generally includes lower clamping assembly and drives lower clamping assembly pivoted rotation driving structure, and it rises the crossbeam earlier when the centre gripping, then places down clamping assembly withstands the work piece upper end when the crossbeam again so that realizes clamping work piece, and vice versa when taking down the work piece.
For the carving machine clamping mechanism with the structure, when heavier or large carving workpieces are encountered, manual moving is difficult, the workpieces are required to be lifted to the lower clamping device through the crane, because the workpieces are vertically downward due to gravity during lifting, the beam is arranged at the position right above the lower clamping device, lifting space is blocked, the workpieces cannot be lifted to the position right above the lower clamping device, the workpieces cannot be arranged on the lower clamping device, for some workpieces with smaller sizes, the workpieces are manually pushed to the lower clamping device after being lifted, so that the workpieces can be arranged, but two or more manual operations are also generally required, the operation efficiency is low, for large workpieces, pushing is difficult to realize, for the problem, the beam is directly removed by some machines at present, the upper clamping component is removed, the carving of the large heavy workpieces is possible, because the gravity is relatively large, the workpiece is not easy to move, the workpiece is limited to be arranged at the position right above the lower clamping device, the workpiece is also required to be lifted by the very large workpiece, the beam is required to be pushed by the workpiece, the workpiece is required to be lifted by the workpiece, the workpiece is required to be directly moved by the upper clamping component to the lower clamping component, the workpiece in the carving process, and the carving precision is directly influenced in the carving process.
In addition, the existing large vertical engraving machine has the problem that the engraving time is long, and the engraving efficiency is difficult to improve.
Disclosure of Invention
The invention aims to provide the vertical clamping mechanism with the horizontal moving cross beam, which can solve the problems in the prior art, is convenient for lifting and placing workpieces and is simple and convenient to operate.
Another object of the present invention is to provide an engraving machine that can greatly improve the engraving efficiency.
In order to achieve the above purpose, the technical scheme of the invention is as follows: the utility model provides a vertical fixture of utensil horizontal migration crossbeam, includes base, stand, crossbeam, lower clamping device, goes up clamping assembly, elevating system, crane, horizontal sliding mechanism and positioning mechanism, lower clamping device sets up on the base, the stand is established immediately respectively in the both sides of base, the both ends of crossbeam set up on the crane through horizontal sliding mechanism respectively, the crane passes through elevating system setting on the stand of both sides, go up clamping assembly and correspond down clamping device setting on the crossbeam, can make to go up clamping assembly and lower clamping device dislocation about dislocation when crossbeam horizontal slip and open or correspond, positioning mechanism sets up between crossbeam and crane and/or the horizontal sliding mechanism and is used for fixing the crossbeam and make it can not slide.
The lifting frame or the horizontal sliding rod mechanism is provided with a stop block for limiting the sliding position of the cross beam, and/or the lifting frame is provided with a sensing component for sensing the position of the cross beam.
A horizontal sliding driving structure is arranged between the cross beam and the lifting frame.
The horizontal sliding mechanism comprises a sliding rod with two ends erected on the lifting frame and a shaft sleeve arranged on the cross beam and used for the sliding rod to pass through, and the positioning mechanism is an elastic shaft sleeve arranged on the cross beam and used for the sliding rod to pass through.
The elastic shaft sleeve comprises an outer sleeve body, an adjusting sleeve and a splicing sleeve, wherein the splicing sleeve is formed by annular splicing of a plurality of splicing blocks, the splicing sleeve is embedded in the outer sleeve body, the adjusting sleeve is embedded at one end of the outer sleeve body, an anti-falling structure is arranged at the other end of the outer sleeve body, the adjusting sleeve can be pushed in or pulled out relative to the outer sleeve body, and the inner end inner surface of the adjusting sleeve and the outer surface of the end part of the splicing block are of corresponding inclined surface structures matched with each other in an inclined mode.
The side wall of the outer sleeve body is provided with an embedding hole corresponding to each split block, a tension spring is embedded in the embedding hole, one end of the tension spring is connected to the split blocks, and the other end of the tension spring is fixedly connected to the outer sleeve body through a fixed connection structure.
The anti-falling structure is an inner sleeve body embedded in the end part of the outer sleeve body, and the inner surface of the inner end of the inner sleeve body and the outer surface of the end part of the split block are second inclined surface structures which are correspondingly and obliquely matched.
The adjusting sleeve and the outer sleeve body are respectively provided with a matched screwed thread structure, so that the adjusting sleeve can be pushed in or withdrawn by rotating the adjusting sleeve, and the outer edge of the outer end of the adjusting sleeve is provided with a fixed matching structure for adjusting tools conveniently.
The transverse beam is provided with an elastic cylinder, the outer end of the adjusting sleeve is fixedly provided with a connecting piece, the connecting piece is connected with a piston rod of the elastic cylinder, and the adjusting sleeve is driven to advance or withdraw through the action of the elastic cylinder.
The horizontal sliding mechanism comprises sliding rods with two ends erected on the lifting frame and shaft sleeves arranged on the cross beam and used for the sliding rods to pass through, the positioning mechanism is an automatic locking device arranged on the cross beam, the automatic locking device comprises a shaft rod sleeve, a cylinder and a locking block, the shaft rod sleeve is arranged outside the sliding rods and one end of the shaft rod sleeve is connected to the cross beam, the cylinder is arranged on the cross beam or the shaft rod sleeve, one end of the locking block is connected to a piston rod of the cylinder, a through hole is formed in the shaft rod sleeve, the other end of the locking block is movably arranged in the through hole in a penetrating mode, and the locking end is driven to clamp a horizontal shaft rod or to loosen and clamp when the piston rod of the cylinder acts.
The cylinder is a bidirectional cylinder with piston rods moving in opposite directions, the moving direction of the piston rods of the cylinder is horizontal, locking blocks are respectively arranged on the piston rods in different directions, through holes of the shaft rod sleeve are respectively corresponding to the locking blocks in two different directions, the locking blocks are of an L-shaped structure, the tail ends of one vertical arm of the L-shaped structure are connected with the piston rods of the cylinder, and the tail ends of one horizontal arm of the L-shaped structure are movably penetrated in the through holes for the locking ends.
The locking block is provided with a movable guide structure.
The locking end is provided with a locking component and/or the horizontal shaft rod is provided with a locking structure corresponding to the locking end.
The engraving machine comprises the vertical clamping mechanism, a machine base arranged on one side of the vertical clamping mechanism and connected with a base of the vertical clamping mechanism, cutter lifting columns respectively erected on two sides of the machine base, cutter left and right sliding cross beams, cutter mounting frames and cutter assembly devices, wherein the cutter left and right sliding cross beams are respectively connected with the two cutter lifting columns through the cutter lifting mechanisms, the cutter mounting frames are connected with the cutter left and right sliding cross beams through the left and right sliding mechanisms, and the cutter assembly devices are mounted on the cutter mounting frames.
The tool mounting frame is provided with a tool mounting plate, the tool mounting plate is connected with the tool mounting frame through a front-back sliding mechanism, and the tool total device is arranged on the tool mounting plate.
The tool assembly device comprises a guide post, a guide sleeve, an upper layer installation frame, a fixed installation plate, an upper layer lifting mechanism, a front-back sliding mechanism and a tool device, wherein the guide post is vertically arranged on the tool installation frame, the guide sleeve is arranged on the guide post in a sleeved mode, the upper layer installation frame is movably arranged on the guide post, the fixed installation plate is arranged at the upper end of the guide post, the upper layer lifting mechanism is arranged on the fixed installation plate and drives the upper layer installation frame to lift, the tool installation plate is respectively arranged on the tool installation frame and the upper layer installation frame, the front-back sliding mechanism is arranged between the tool installation plate and the tool installation frame, the upper layer installation frame, and the tool device is respectively arranged on the tool installation plate.
The cutter device is a plurality of groups of cutter heads with different directions, and the cutter mounting frame is provided with a rotating mechanism.
The rotating mechanism comprises a bottom frame, a rotating plate, a rotating structure and a rotating locking structure, wherein the bottom frame is connected with the left-right sliding mechanism, the rotating plate is arranged on the bottom frame, the rotating structure is arranged between the bottom frame and the rotating plate, and the rotating locking structure is arranged between the bottom frame and the rotating plate.
The engraving machine further comprises a second machine seat which is arranged on the other side of the vertical clamping mechanism and is connected with the base of the vertical clamping mechanism, second cutter lifting columns which are respectively and vertically arranged on two sides of the second machine seat, second cutter left and right sliding cross beams which are respectively connected with the two second cutter lifting columns through cutter lifting mechanisms at two ends, second cutter front and back sliding mounting frames which are connected with the second cutter left and right sliding cross beams through left and right sliding mechanisms, second cutter mounting plates which are connected with the second cutter front and back sliding mounting frames through the front and back sliding mechanisms, and second cutter total devices which are mounted on the second cutter mounting plates.
The upper ends of the two cutter lifting columns are provided with third fixed connection beams, a fourth fixed connection beam is arranged between the cutter lifting columns and the upright columns on one side respectively, the two second cutter lifting columns are connected without the fixed connection beams, and a fifth fixed connection beam is arranged between the second cutter lifting columns and the upright columns on one side respectively.
By adopting the technical scheme, the invention has the beneficial effects that: the vertical clamping mechanism is used for arranging the cross beam of the upper clamping assembly on the lifting frame which can be lifted, and is connected with the lifting frame through the horizontal sliding mechanism, so that the cross beam can lift and clamp a workpiece through the lifting of the lifting frame, the horizontal sliding of the cross beam can be staggered with the lower clamping device, the upper clamping part and the lower clamping part are staggered up and down, so that the lifting space opposite to the lower clamping device is avoided, a larger space which is more convenient for directly lifting and placing a large workpiece can be provided, the lifting time is also saved, the clamping mechanism arranged in the structure can be clamped firmly, the factors affecting the engraving precision are reduced, the upper space of a machine can be reasonably utilized during the mechanical production of the structure, and the integral height of the machine can be reduced; the movable operation, the positioning and the loosening and fixing of the cross beam are simple, the mechanical structure is simple, the beneficial effect is obvious, and the service life is long.
The clamping mechanism is further arranged, so that the cross beam can horizontally move with a better automation effect, and the structural arrangement of the parts is reasonable and ingenious; the elastic shaft sleeve is characterized in that the splicing sleeve is composed of a plurality of separated splicing blocks, an inclined surface structure between the adjusting sleeve and the splicing blocks and an adjusting connecting structure between the adjusting sleeve and the outer sleeve body are also arranged, so that the adjusting sleeve can be pushed or withdrawn, namely pushed or withdrawn into the outer sleeve body, when pushed, the adjusting sleeve pushes the splicing blocks to reduce the diameter of the splicing sleeve under the action of the inclined surface structure, the pushing force for changing the diameter of the splicing sleeve to reduce the diameter is lost when withdrawn, the diameter of the splicing sleeve can be enlarged under the action of opposite force, thereby realizing the purpose effect of elastic adjustment, the elastic shaft sleeve of the structure can be suitable for sliding rods with various diameters and used as a fastening shaft sleeve, the fastening effect of the fastening shaft sleeve is good, the adjusting operation is simple and convenient, the shaft sleeve of the structure is simple in structure, reasonable in design, stable in structure and long in service life, and faults are not easy to occur; above-mentioned automatic locking device passes through the action that the cylinder drove the latch segment, realizes locking through the tight slide bar of latch segment top, and locking fastening force is big, and the fastening force is balanced, and locking fastening effect is better, and simple structure, and production manufacturing is easy, difficult breaking down.
The engraving machine has the beneficial effects that the clamping mechanism has the beneficial effects that the engraving machine is further arranged on the cutter assembly, the engraving machine works through a program preprogrammed by numerical control system software, each cutter device is an independent front-back sliding mechanism, and therefore a plurality of cutters can simultaneously engrave and process a workpiece, which is not arranged in the prior engraving machines, so that the engraving efficiency of the workpiece can be greatly improved, and particularly, the engraving and processing application on a large-sized workpiece has more obvious beneficial effects of improving the efficiency; in addition, the tool bits are respectively arranged on the two sides of the clamping mechanism, so that the mechanical structure of the simultaneous engraving and processing can be realized, the effect can be further realized, and when the workpiece is hoisted, the mechanical structure on one side of the hoisting can downwards move to one side to avoid a hoisting space, so that the hoisting of the workpiece is not influenced.
Drawings
FIG. 1 is a schematic top view of an engraving machine according to the present invention;
FIG. 2 is a schematic view of the overall arrangement of the tools in the engraving machine according to the present invention;
fig. 3 is a schematic top view of another engraving machine according to the present invention.
FIGS. 4 and 5 are schematic views showing a vertical clamping mechanism with a horizontal movable cross beam according to the present invention;
FIGS. 6 and 7 are schematic views of two structures of a take-up sleeve in a vertical clamping mechanism with a horizontal movable cross beam according to the present invention;
fig. 8 and 9 are schematic structural views of an automatic locking device in a vertical clamping mechanism with a horizontal moving beam according to the present invention.
In the figure:
a base 1; a cutter lifting column 2; a cutter left-right sliding cross beam 3;
a tool mounting frame 4; a cutter mounting plate 51; a guide post 52; an upper mounting frame 53; a fixed mounting plate 54;
an upper layer lifting mechanism 55; a front-rear slide mechanism 56; a cutter device 57; a rotation mechanism 58; a chassis 581;
a rotating plate 582; a rotating structure 583; rotating the locking structure 584; a cutter assembly 5;
a clamping mechanism 6; a base 61; a column 62; a cross beam 63; a lower clamping device 641; upper clamp assembly 642
A lifting frame 65; a horizontal sliding mechanism 66; a slide lever 661; a sleeve 662;
a positioning mechanism 67; a take-up sleeve 67a; an outer jacket a21; an anti-drop structure a211;
limit groove a212; embedding holes a213; tension spring a214;
adjusting sleeve a22; step ring/step groove a221; split sleeve a23; segment a231;
a limiting block a2311; limit bar a2312; an inclined surface structure a24;
a second inclined surface structure a26; a loosening cylinder a27; a connecting piece a28;
an automatic locking device 67b; a shaft sleeve b41; a through hole b411; cylinder b42; a locking block b43;
a locking end b431; a locking member b4311; a non-slip locking structure b4312; guide structure b432;
horizontal guide bar b4321; a sliding hole b4322; chute block b4323; chute b4324.
Detailed Description
In order to further explain the technical scheme of the invention, the invention is explained in detail by specific examples.
The invention discloses an engraving machine, which is shown in figures 1, 2 and 3, is suitable for engraving and processing larger workpieces, large workpieces or ultra-large workpieces, and comprises a machine base 1, a cutter lifting column 2, a cutter left-right sliding cross beam 3, a cutter mounting frame 4, a cutter total device 5, a clamping mechanism 6, a control system for controlling the actions of all parts of the whole machine and the like, and the connection relation of all parts is described in detail below with reference to the figures.
First, a description will be given of a clamping mechanism 6, the clamping mechanism 6 being a clamping mechanism for vertically clamping an engraved workpiece, as shown in fig. 4 and 5, and comprising a base 61, a column 62, a beam 63, a lower clamping device 641, an upper clamping assembly 642, a lifting frame 65, a horizontal sliding mechanism 66 and a positioning mechanism 67, the lower clamping device 641 being provided on the base 64, the column 62 being respectively provided on both sides of the base 64, both ends of the beam 63 being respectively provided on the lifting frame 65 by the horizontal sliding mechanism 66, the beam 63 being horizontally movable by the structure, which is one of the main improvements of the present invention, the lifting frame 65 being provided on the column 62 on both sides by the lifting mechanism, the lifting frame 65 being movable up and down on the column 62 by the mechanism, the upper clamping assembly 642 being provided on the beam 63 in correspondence with the lower clamping device 641, in such a manner that the upper clamping assembly 642 and the lower clamping device 641 are dislocated up and down for lifting or for corresponding clamping when the beam 63 is horizontally slid, the positioning mechanism 67 being provided between the beam 63 and the lifting frame 65 and/or the horizontal sliding mechanism 66 for fixing the workpiece when clamping it is impossible. From the above structural description and the description of the advantageous portions, it is believed that the operation of the clamping mechanism 6 will be clear to a person skilled in the art from the accompanying drawings and will not be described here.
In order to facilitate the determination of the sliding position of the cross beam 63, in particular the determination of the corresponding clamping position, a stop (not shown in the figure) defining the sliding position of the cross beam 63 is provided on the lifting frame 65 or on the horizontal sliding rod mechanism 66, and/or a sensing member for sensing the position of the cross beam 63 is provided on the lifting frame 65, which may be an electronic device such as an infrared sensing head, etc., sensing, i.e. determining the position, an alarm or an automatic effect is achieved in combination with the following further structural arrangement, if further arrangement is provided, a horizontal sliding driving structure is provided between the cross beam 63 and the lifting frame 65 for automatically driving the horizontal sliding of the cross beam 63, and a signal is sent back to the control system by the sensing member sensing the sliding of the cross beam 63 to the position to control the positioning mechanism 67 to lock the cross beam 63, so that an automatic effect can be achieved. The sliding of the cross beam 63 may of course be performed manually, and the cross beam 63 may be provided with a structure for facilitating sliding pushing or pulling, and the fixing of the cross beam 63 may be performed manually, and several manual or automatic fixing modes of the cross beam 63 are provided below.
First, as shown in fig. 6 and 7, the horizontal sliding mechanism 66 includes a sliding rod 661 with both ends mounted on the lifting frame 65, a sleeve 662 provided on the cross beam 63 for the sliding rod to pass through, and the positioning mechanism 67 is an elastic sleeve 67a provided on the cross beam 63 for the sliding rod 661 to pass through. The elastic sleeve 67a comprises an outer sleeve a21, an adjusting sleeve a22 and a splicing sleeve a23, wherein the splicing sleeve a23 is formed by annularly splicing a plurality of splicing blocks a231, namely, two splicing blocks a231 are respectively and fixedly connected and are encircled into the splicing sleeve a23, the splicing sleeve a23 is embedded in the outer sleeve a21, the adjusting sleeve a23 is embedded at one end of the outer sleeve a21, the other end of the outer sleeve a21 is provided with an anti-falling structure a211 for preventing the splicing sleeve a23 from falling out from the end, the adjusting sleeve a22 can be pushed in or out relative to the outer sleeve a21, the inner end inner surface of the adjusting sleeve a22 and the outer end surface of the splicing block a221 are correspondingly and obliquely matched with each other, and according to the drawing, the splicing sleeve a23 is pushed to the whole diameter to be reduced under the action of the inclined surface structure a24 when the adjusting sleeve a22 is pushed in, so that the sliding rod 661 can be pushed out to be fastened by the sliding rod 661, and if the sliding rod 661 is pushed out, the sliding sleeve can be matched with the sliding sleeve a23 under the action of the sliding sleeve a, and the sliding rod can be matched with the sliding sleeve a23 under the action of the sliding sleeve when the sliding sleeve a is not needed; in this embodiment, an anti-falling limiting structure is disposed between the adjusting sleeve a22 and the split blocks a231 to limit the random movement of the split blocks a231, and also to prevent the split blocks a231 from falling out, as shown in fig. 6, the structure may be that a step ring a221 is formed on the outer side surface of the inner end of the adjusting sleeve a22 or a step groove a221 corresponding to each split block a231 one by one, the outer side wall of the split blocks a231 is convexly provided with a limiting block a2311 embedded in the step ring/step groove a221, so that the split blocks a231 can be prevented from falling out, and of course, there is enough space for the step ring/step groove a221 to limit the radial movement of the split blocks a2311 in the corresponding movement, and the step groove a221 corresponding to one also can limit the movement of the split blocks a231 around the axial direction, thereby better defining the limiting block a2311, i.e. better defining the movement direction of the split blocks a231; as shown in fig. 7, the outer side wall of the split block a231 is axially protruding with a limit bar a2312, the end of the limit bar a2312 extends to the outer side surface of the inner end of the adjusting sleeve a22, and the inner side wall of the outer sleeve a21 is axially provided with a limit groove a212 in which the limit bar a2312 is embedded.
In order to enable the split blocks a231 to automatically move to achieve the expansion effect of the split sleeve a23 when the adjusting sleeve a22 is withdrawn, in this embodiment, as further shown in fig. 7, an embedding hole a213 is formed in the side wall of the outer sleeve a21 corresponding to each split block a231, a tension spring a214 is embedded in the embedding hole a213, one end of the tension spring a214 is connected to the split blocks a231, the other end of the tension spring a214 is fixedly connected to the outer sleeve a21 through a fixed connection structure, the diameter of the split sleeve a23 is reduced to stretch the tension spring a214 when the adjusting sleeve a22 is pushed in, and the tension spring a214 generates elastic restoring force, so that when the adjusting sleeve a22 is withdrawn, the tension force pulls the split blocks a231 to achieve the expansion effect of the split sleeve a 23.
The anti-falling structure a211 may be a step ring formed on the inner side wall of the outer casing a21 for clamping the end of the split block, and may be formed when the outer casing is manufactured, as shown in fig. 6; alternatively, as shown in fig. 7, the inner sleeve body embedded in the end of the outer sleeve body a21 is additionally provided with an inner sleeve body to form a step structure to achieve the effect of clamping the end of the split block a231, the inner sleeve body is connected with the outer sleeve body a21 through a connection structure, the connection structure can be that the inner sleeve body and the outer sleeve body a21 are respectively provided with matched screwed threaded structures, namely direct screwed connection, or the outer edge of the outer end of the inner sleeve body and the outer sleeve body a21 are respectively provided with corresponding threaded holes and are connected through bolt locking, namely external locking connection, as shown in the figure, the structure of the inner sleeve body is further provided, as shown in the figure, the inner end inner surface of the inner sleeve body and the outer end surface of the end of the split block a231 are correspondingly and obliquely matched second inclined surface structures a26, the action effect of the inclined surface structures a24 is achieved, and the structures of the step groove a221, the limit block a2311 and the limit block a2312 are arranged at the same place, so that the same effects are achieved, and meanwhile, the motion and the acting force of the split block a is balanced.
In this embodiment, how to realize the pushing and withdrawing of the adjusting sleeve a22 relative to the outer sleeve a21, as shown in fig. 6, the adjusting sleeve a22 and the outer sleeve a21 are respectively provided with a matched screwed thread structure, so that the pushing or withdrawing of the adjusting sleeve a22 is realized by rotating the adjusting sleeve a22, the structure is simple, the adjusting sleeve a22 is operated by using a manual work during adjustment, for the convenience of operation, the outer edge of the outer end of the adjusting sleeve a22 is formed with a polygonal structure which is convenient for the fixing and matching of an adjusting tool, such as a hexagonal structure matched with a wrench, or the outer edge of the outer end of the adjusting sleeve a22 is radially provided with a jack into which the adjusting tool is inserted, and during adjustment, the tool is inserted into the jack to be pulled, so that the adjusting sleeve a22 can be driven to rotate.
The above adjustment mode is manual adjustment, and may be improved into automatic adjustment, as shown in fig. 7, the crossbeam 63 is provided with an elastic cylinder a27, a connecting piece a28 is fixedly arranged at the outer end of the adjustment sleeve a22, the connecting piece a28 is connected with a piston rod of the elastic cylinder a27, and the elastic cylinder a27 acts to drive the adjustment sleeve a22 to advance or withdraw, so as to achieve the effect of automatic control, and the mechanical use is more convenient, so that the elastic cylinder a27 drives the adjustment sleeve a22 to act to balance, and the elastic cylinder a27 can be symmetrically arranged.
Second, the horizontal sliding mechanism 66 includes a sliding rod 661 with two ends mounted on the lifting frame 65, a shaft sleeve 662 disposed on the beam 63 for passing the sliding rod 661, the positioning mechanism 67 is an automatic locking device 67b disposed on the beam 63, the automatic locking device 67b includes a shaft sleeve b41, a cylinder b42 and a locking block b43, the shaft sleeve b41 is disposed on the beam 63, the sliding rod 661 is disposed in the shaft sleeve b41, the cylinder b42 is disposed on the beam 63 or the shaft sleeve b41, the sliding rod 661 is disposed on the shaft sleeve b41, and is disposed closer to the sliding rod 661, the structure is more compact, the force transmission is not dispersed, one end of the locking block b43 is connected on the piston rod of the cylinder b42, the shaft sleeve b41 is provided with a through hole b411, the other end of the locking block b43 is a locking end b431 movably disposed in the through hole b411, the cylinder b42 is preferably a bidirectional cylinder with a piston rod moving in opposite directions, locking blocks b43 are respectively arranged on the piston rods in different directions, through holes b411 of the shaft sleeve b41 are respectively arranged corresponding to the locking blocks b43 in two different directions, the moving direction of the piston rod of the cylinder b42 is horizontal, the locking blocks b43 are of an L-shaped structure, the tail end of a vertical arm of the L-shaped structure is connected with the piston rod of the cylinder b42, the tail end of a transverse arm of the L-shaped structure is movably arranged in the through holes b411 in a penetrating mode, the structure can increase the clamping force and keep the clamping balance, and therefore a better clamping effect is achieved, the locking end b431 is provided with a locking component b4311 and the sliding rod 661 is provided with a locking structure b62 corresponding to the locking end b4311, so that the clamping effect can be further improved, in this embodiment, the locking component b4311 is a rubber block, the rubber block is provided with an anti-slip locking structure b4312, and the anti-slip locking structure b4312 and the locking structure b61 can be toothed, net-shaped or rough surfaces, so that the friction force is increased to prevent sliding, and the effect is achieved.
In the invention, further, the locking block b43 is provided with a movable guiding structure b432, so that the sliding of the locking block b43 is balanced, the sliding is balanced, and the clamping force can better act on the sliding rod 661; in this embodiment, the movable guiding structure b432 may be a horizontal guiding rod b4321 fixed on the shaft rod sleeve b41, and the locking block b43 is provided with a sliding hole b4322 matched with the horizontal guiding rod b4321 and allowing the sliding hole b4322 to pass through, as shown in fig. 9; or, as shown in fig. 8, the movable guiding structure is that a chute block b4323 is fixedly arranged on the shaft lever sleeve b42, a chute b4324 with a width matched with that of the locking block b43 and for being embedded in the chute block b4323 to slide is formed in the chute block b4323, the chute block b4323 is in an H-shaped structure, two open grooves at two ends between two vertical arms of the H-shaped structure are respectively the chute b4324 of the two locking blocks b43, and the two structures can have good guiding effects.
The above-mentioned structure of the vertical clamping mechanism 6 in the engraving machine disclosed by the invention can be provided with one or more groups of corresponding lower clamping devices 641 and upper clamping assemblies 642 according to the size of the engraving workpiece, the below-mentioned cutter mounting frame 4 and cutter total device 5 are also correspondingly provided, the other part structures of the engraving machine are further described below, the base 61 of the clamping mechanism 6 is connected with the machine base 1, and the clamping mechanism 6 is mainly used for hoisting the workpiece, so that the other part structures of the engraving machine are mainly arranged on the other side of the clamping mechanism 6, the cutter lifting columns 2 are respectively arranged on two sides of the machine base 1 in an upright manner, two ends of the cutter left and right sliding cross beams 3 are respectively connected with the two cutter lifting columns 2 through cutter lifting mechanisms, the cutter mounting frame 4 is connected with the cutter left and right sliding cross beams 3 through left and right sliding mechanisms, the cutter total device 5 is mounted on the cutter mounting frame 4, and the lifting mechanisms, the left and right sliding mechanisms, the front and rear sliding mechanisms and the like are necessary mechanisms in the prior art. The cutter mounting frame 4 is provided with a cutter mounting plate 51, the cutter mounting plate 51 is connected with the cutter mounting frame 4 through a front-back sliding mechanism, the cutter total device 5 is arranged on the cutter mounting plate 51, and the arrangement mode of the cutter total device 5 arranged by the structure is the arrangement mode of the existing vertical engraving machine. The structure for improving the engraving effect disclosed by the invention comprises a guide post 52 vertically arranged on the tool mounting frame 4, an upper mounting frame 53 movably sleeved on the guide post 52 and provided with a guide sleeve, a fixed mounting plate 54 arranged at the upper end of the guide post 52, an upper lifting mechanism 55 arranged on the fixed mounting plate 54 and driving the upper mounting frame 53 to lift, a front-back sliding mechanism 56 respectively arranged between the tool mounting frame 4 and the upper mounting frame 4 and between the tool mounting plate 51 and the tool mounting frame 4 and the upper mounting frame 53, and a tool device 57 respectively arranged on the tool mounting plate 51, so that each tool device 57 can slide back and forth relative to an engraving workpiece respectively, and the upper mounting frame 53 can lift and adjust the height, thereby realizing the engraving work of a plurality of tools simultaneously on one workpiece, and greatly improving the engraving efficiency.
In the invention, as shown in the figure, the cutter devices 57 are arranged in a plurality of groups with different orientations of the cutter heads, the cutter mounting frame 4 is provided with a rotating mechanism 58, and the cutter heads can be changed and carved by rotating the cutter mounting frame 4, so that the time for manually changing the cutter heads can be saved; in addition, the rotating mechanism 58 includes a chassis 581, a rotating plate 582 on the chassis 581, a rotating structure 583 between the chassis 581 and the rotating plate 582, and a rotating locking structure 584 between the chassis 581 and the rotating plate 582, which are connected with the left-right sliding mechanism, so that when the tool needs to be replaced, the locking of the rotating locking structure 584 to the rotating plate 582 is firstly released, then the rotating plate 582 is rotated by the rotating structure 583 to enable the tool to correspondingly engrave a workpiece, and finally the rotating plate 582 is locked by the rotating locking structure 584 to complete the replacement of the tool, which is simple and convenient to operate.
The engraving machine further comprises a second machine seat which is arranged on the other side of the vertical clamping mechanism and is connected with the base of the vertical clamping mechanism, second cutter lifting columns which are respectively and vertically arranged on two sides of the second machine seat, second cutter left and right sliding cross beams which are respectively connected with the two second cutter lifting columns through cutter lifting mechanisms, second cutter front and back sliding mounting frames which are connected with the second cutter left and right sliding cross beams through the left and right sliding mechanisms, second cutter mounting plates which are connected with the second cutter front and back sliding mounting frames through the front and back sliding mechanisms, and second cutter total devices which are arranged on the second cutter mounting plates, wherein the two-side engraving processing can be realized through control of a numerical control system, engraving and polishing processing can be simultaneously carried out or cutter engraving processing can be selected according to requirements, so that the engraving and polishing processing time can be saved, and the engraving processing efficiency can be improved. The upper ends of the two cutter lifting columns are provided with third fixed connection beams, a fourth fixed connection beam is arranged between the cutter lifting columns and the upright columns on one side respectively, the two second cutter lifting columns are connected with each other without the fixed connection beams, a fifth fixed connection beam is arranged between the second cutter lifting columns and the upright columns on one side respectively, and the structure is capable of enabling the whole structure to be more stable and free from affecting hoisting.
The above examples and drawings are not intended to limit the form or form of the present invention, and any suitable variations or modifications thereof by those skilled in the art should be construed as not departing from the scope of the present invention.

Claims (12)

1. Vertical fixture of utensil horizontal migration crossbeam, its characterized in that: the lifting mechanism is arranged on the upright posts on two sides of the base, the lifting frame is arranged on the upright posts on two sides of the lifting frame respectively, the upper clamping assembly is arranged on the cross beam corresponding to the lower clamping device, the upper clamping assembly and the lower clamping device can be vertically staggered or correspond when the cross beam horizontally slides, and the positioning mechanism is arranged between the cross beam and the lifting frame and/or the horizontal sliding mechanism and used for fixing the cross beam to enable the cross beam to be incapable of sliding;
a stop block for limiting the sliding position of the cross beam is arranged on the lifting frame or the horizontal sliding rod mechanism, and/or a sensing component for sensing the position of the cross beam is arranged on the lifting frame;
a horizontal sliding driving structure is arranged between the cross beam and the lifting frame;
the horizontal sliding mechanism comprises a sliding rod with two ends erected on the lifting frame and a shaft sleeve arranged on the cross beam and used for the sliding rod to pass through, and the positioning mechanism is an elastic shaft sleeve arranged on the cross beam and used for the sliding rod to pass through;
the elastic shaft sleeve comprises an outer sleeve body, an adjusting sleeve and a splicing sleeve, wherein the splicing sleeve is formed by annularly splicing a plurality of splicing blocks, the splicing sleeve is embedded in the outer sleeve body, the adjusting sleeve is embedded at one end of the outer sleeve body, an anti-falling structure is arranged at the other end of the outer sleeve body, the adjusting sleeve can be pushed in or pulled out relative to the outer sleeve body, and the inner end inner surface of the adjusting sleeve and the outer surface of the end part of the splicing block are inclined surface structures which are correspondingly in inclined fit;
the side wall of the outer sleeve body is provided with an embedding hole corresponding to each split block, a tension spring is embedded in the embedding hole, one end of the tension spring is connected to the split blocks, and the other end of the tension spring is fixedly connected to the outer sleeve body through a fixed connection structure;
the anti-falling structure is an inner sleeve body embedded in the end part of the outer sleeve body, and the inner surface of the inner end of the inner sleeve body and the outer surface of the end part of the split block are second inclined surface structures which are correspondingly and obliquely matched;
the horizontal sliding mechanism comprises a sliding rod with two ends erected on a lifting frame and a shaft sleeve arranged on a cross beam and used for the sliding rod to pass through, the positioning mechanism is an automatic locking device arranged on the cross beam, the automatic locking device comprises a shaft rod sleeve, a cylinder and a locking block, the shaft rod sleeve is arranged outside the sliding rod, one end of the shaft rod sleeve is connected to the cross beam, the cylinder is arranged on the cross beam or the shaft rod sleeve, one end of the locking block is connected to a piston rod of the cylinder, a through hole is formed in the shaft rod sleeve, the other end of the locking block is movably arranged in the through hole in a penetrating manner, and the locking end is driven to clamp a horizontal shaft rod or unclamp when the piston rod of the cylinder acts;
the cylinder is a bidirectional cylinder with piston rods moving in opposite directions, the moving direction of the piston rods of the cylinder is horizontal, locking blocks are respectively arranged on the piston rods in different directions, through holes of the shaft rod sleeve are respectively corresponding to the locking blocks in two different directions, the locking blocks are of an L-shaped structure, the tail ends of one vertical arm of the L-shaped structure are connected with the piston rods of the cylinder, and the tail ends of one horizontal arm of the L-shaped structure are movably penetrated in the through holes for the locking ends.
2. The vertical clamping mechanism with a horizontal moving beam as claimed in claim 1, wherein: the adjusting sleeve and the outer sleeve body are respectively provided with a matched screwed thread structure, so that the adjusting sleeve can be pushed in or withdrawn by rotating the adjusting sleeve, and the outer edge of the outer end of the adjusting sleeve is provided with a fixed matching structure for adjusting tools conveniently.
3. The vertical clamping mechanism with a horizontal moving beam as claimed in claim 1, wherein: the transverse beam is provided with an elastic cylinder, the outer end of the adjusting sleeve is fixedly provided with a connecting piece, the connecting piece is connected with a piston rod of the elastic cylinder, and the adjusting sleeve is driven to advance or withdraw through the action of the elastic cylinder.
4. The vertical clamping mechanism with a horizontal moving beam as claimed in claim 1, wherein: the locking block is provided with a movable guide structure.
5. The vertical clamping mechanism with a horizontal moving beam as claimed in claim 1, wherein: the locking end is provided with a locking component and/or the horizontal shaft rod is provided with a locking structure corresponding to the locking end.
6. A carving machine having a vertical clamping mechanism with a horizontally movable cross beam according to any one of claims 1-5, characterized in that: the device comprises a vertical clamping mechanism, a machine base, cutter lifting columns, cutter left and right sliding cross beams, cutter mounting frames and cutter total devices, wherein the machine base is arranged on one side of the vertical clamping mechanism and connected with the base of the vertical clamping mechanism, the cutter lifting columns are respectively and vertically arranged on two sides of the machine base, the cutter left and right sliding cross beams are respectively connected with the two cutter lifting columns through the cutter lifting mechanisms, and the cutter mounting frames are connected with the cutter left and right sliding cross beams through the left and right sliding mechanisms.
7. The engraving machine of claim 6, wherein: the tool mounting frame is provided with a tool mounting plate, the tool mounting plate is connected with the tool mounting frame through a front-back sliding mechanism, and the tool total device is arranged on the tool mounting plate.
8. The engraving machine of claim 6, wherein: the tool assembly device comprises a guide post, a guide sleeve, an upper layer installation frame, a fixed installation plate, an upper layer lifting mechanism, a front-back sliding mechanism and a tool device, wherein the guide post is vertically arranged on the tool installation frame, the guide sleeve is arranged on the guide post in a sleeved mode, the upper layer installation frame is movably arranged on the guide post, the fixed installation plate is arranged at the upper end of the guide post, the upper layer lifting mechanism is arranged on the fixed installation plate and drives the upper layer installation frame to lift, the tool installation plate is respectively arranged on the tool installation frame and the upper layer installation frame, the front-back sliding mechanism is arranged between the tool installation plate and the tool installation frame, the upper layer installation frame, and the tool device is respectively arranged on the tool installation plate.
9. The engraving machine of claim 8, wherein: the cutter device is a plurality of groups of cutter heads with different directions, and the cutter mounting frame is provided with a rotating mechanism.
10. The engraving machine of claim 9, wherein: the rotating mechanism comprises a bottom frame, a rotating plate, a rotating structure and a rotating locking structure, wherein the bottom frame is connected with the left-right sliding mechanism, the rotating plate is arranged on the bottom frame, the rotating structure is arranged between the bottom frame and the rotating plate, and the rotating locking structure is arranged between the bottom frame and the rotating plate.
11. The engraving machine of any one of claims 6-10, wherein: the engraving machine further comprises a second machine seat which is arranged on the other side of the vertical clamping mechanism and is connected with the base of the vertical clamping mechanism, second cutter lifting columns which are respectively and vertically arranged on two sides of the second machine seat, second cutter left and right sliding cross beams which are respectively connected with the two second cutter lifting columns through cutter lifting mechanisms at two ends, second cutter front and back sliding mounting frames which are connected with the second cutter left and right sliding cross beams through left and right sliding mechanisms, second cutter mounting plates which are connected with the second cutter front and back sliding mounting frames through the front and back sliding mechanisms, and second cutter total devices which are mounted on the second cutter mounting plates.
12. The engraving machine of claim 11, wherein: the upper ends of the two cutter lifting columns are provided with third fixed connection beams, a fourth fixed connection beam is arranged between the cutter lifting columns and the upright columns on one side respectively, the two second cutter lifting columns are connected without the fixed connection beams, and a fifth fixed connection beam is arranged between the second cutter lifting columns and the upright columns on one side respectively.
CN201810128785.9A 2018-02-08 2018-02-08 Vertical clamping mechanism with horizontal moving cross beam and engraving machine with vertical clamping mechanism Active CN108357271B (en)

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* Cited by examiner, † Cited by third party
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CN109397951A (en) * 2018-12-13 2019-03-01 玉环圣弘法数控雕刻设备有限公司 A kind of engraving machine
CN110682717A (en) * 2019-11-01 2020-01-14 福建省农球机械科技有限公司 Workpiece loading, unloading and conveying device and engraving machine with same

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ES2319833A1 (en) * 2005-06-27 2009-05-12 Universidad De Sevilla Mechanical support for the realization of sculpture reliefs in stone size (Machine-translation by Google Translate, not legally binding)
CN204547103U (en) * 2015-03-23 2015-08-12 厦门正新实业有限公司 The automatic induced-draught fan of the inner tube of a tyre
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CN107627287A (en) * 2017-09-28 2018-01-26 李从宾 A kind of flight-line maintenance tool car

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