CN219256918U

CN219256918U - Tool changing mechanism

Info

Publication number: CN219256918U
Application number: CN202320840511.9U
Authority: CN
Inventors: 王鲁杨; 柴延楹; 周奉明
Original assignee: Shandong Xunke Cnc Machinery Co ltd
Current assignee: Shandong Xunke Cnc Machinery Co ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-06-27
Anticipated expiration: 2033-04-11

Abstract

The utility model relates to the technical field of advertisement making engraving machines, in particular to a tool changing mechanism, which comprises a rack, wherein a hanging bracket is fixedly arranged at the top end of one side of the rack through a plurality of supporting frames, a plurality of tool rests are fixedly arranged at the bottom end of the hanging bracket through bolts, and tool bits are clamped in the tool rests; the sliding table, sliding table movable mounting is in the inside of frame, the equal fixed mounting in both sides outer wall department of sliding table has the movable sleeve, the equal movable mounting in inside both ends of frame has the lead screw, lead screw and movable sleeve swing joint, the bottom fixed mounting of sliding table has electric cylinder. According to the utility model, the tool rest, the tool bit, the clamping seat, the telescopic groove, the spring, the side clamps, the tool sleeve and the clamping groove are matched for use, when the clamping seat is clamped into the top end of the tool sleeve, the spring ejects the side clamps and then is clamped into the clamping groove at the inner wall of the top end of the tool sleeve for locking, so that the tool is more convenient and rapid to install, and the four side clamps and the clamping groove are arranged in a cross shape, so that the tool is more stable in clamping.

Description

Tool changing mechanism

Technical Field

The utility model relates to the technical field of advertisement engraving machines, in particular to a tool changing mechanism.

Background

The advertisement carving machine is a new development direction of the advertisement decoration industry after the computer carving machine and the computer spray painting machine, is popular in the market, and is mainly applied to nonmetal processing such as advertisement acrylic carving cutting, double-color plate carving and the like, and the carving machine needs to change the cutter heads with different specifications in the carving process, and generally adopts a cutter changing mechanism to realize automatic cutter changing, so that the cutter changing time can be saved;

the utility model discloses an automatic engraver of tool changing like that the authority bulletin number is CN211617264U, and it has been realized in time clearing up the saw-dust that produces the in-process of sculpture to prevent influencing the feed, reduce economic loss, improve the glyptic accuracy, improve economic benefits's effect, but the complex operation when the tool changing that current tool changing mechanism exists is not solved, and the tool bit is changed the back, easily because of the centre gripping is unstable, when leading to later stage sculpture, the cutter body drops from the tool holder problem, therefore we propose a tool changing mechanism.

Disclosure of Invention

The present utility model is directed to a tool changing mechanism, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a tool changing mechanism, a tool changing mechanism includes

The device comprises a rack, wherein a hanging frame is fixedly arranged at the top end of one side of the rack through a plurality of supporting frames, a plurality of tool rests are fixedly arranged at the bottom end of the hanging frame through bolts, and tool bits are clamped in the tool rests;

the sliding table is movably arranged in the frame, movable sleeves are fixedly arranged on the outer walls of two sides of the sliding table, screw rods are movably arranged at two ends of the interior of the frame, the screw rods are movably connected with the movable sleeves, an electric cylinder is fixedly arranged at the bottom end of the sliding table, and an output shaft of the electric cylinder penetrates through the sliding table and is fixedly provided with an electric chuck;

the clamping seat is fixedly connected to the top end of the tool bit, a plurality of telescopic grooves are formed in the outer wall of the clamping seat, springs are fixedly installed in the telescopic grooves, a plurality of side clamps are fixedly installed at one ends, far away from the telescopic grooves, of the springs, a tool sleeve is fixedly installed at the bottom end of the tool rest, a plurality of clamping grooves are formed in the inner wall of the top end of the tool sleeve, and the clamping grooves are connected with the side clamps in a clamping mode.

Preferably, a first belt pulley and a second belt pulley are respectively arranged outside one end of each screw rod, the first belt pulley and the second belt pulley are movably connected through a synchronous belt, a motor is arranged at one end, far away from the screw rods, of each first belt pulley, and the output shaft end of each motor is fixedly connected with the first belt pulley;

preferably, guide rods are fixedly arranged at four corners of the outer side of the top end of the sliding table, guide sleeves are fixedly arranged at four corners of the outer wall of the electric chuck, and the guide sleeves are movably connected with the guide rods;

preferably, the specifications of the tool bits clamped at the bottom ends of the tool rests are different;

preferably, the outer sides of the two ends of the hanging bracket are fixedly connected with side bars, and a plurality of bolt grooves are penetrated and formed between the top ends and the bottom ends of the side bars;

preferably, the hanger has a length that is half of the frame.

Compared with the prior art, the utility model has the beneficial effects that:

1. this tool changing mechanism uses through the cooperation between knife rest, tool bit, cassette, expansion groove, spring, limit card, knife pouch and the draw-in groove, after the cassette card goes into the knife pouch top inside, the spring pops out the back joint with the limit card and locks in the draw-in groove of knife pouch top inner wall department, and is more convenient like this when the installation, and four limit cards all adopt cross arrangement with the draw-in groove, more stable like this the joint.

2. This tool changing mechanism uses through the cooperation between frame, strut, gallows, slip table, electronic jar and the electronic chuck, through electronic jar drop-down, takes off the tool bit from the tool holder after the electronic jar drop-down, then removes to the bottom of printing the head through motor control slip table, then control electronic jar jacking again, and the tool bit card of centre gripping is fixed in the knife rest that the configuration was gone up to the printing the head, like this when daily use, can be according to the tool changing of demand, and when not using, can store the tool bit in the knife rest.

Drawings

FIG. 1 is a schematic overall elevational view of the present utility model;

FIG. 2 is a schematic cross-sectional view of a tool sleeve according to the present utility model;

FIG. 3 is an enlarged schematic view of the utility model at A in FIG. 1;

FIG. 4 is an enlarged schematic view of the present utility model at B in FIG. 1;

fig. 5 is an enlarged schematic view of fig. 2C according to the present utility model.

In the figure: 1. a frame; 2. a supporting frame; 3. a hanging bracket; 4. a tool holder; 5. a cutter head; 6. a sliding table; 7. a movable sleeve; 8. a screw rod; 9. an electric cylinder; 10. an electric chuck; 11. a clamping seat; 12. a telescopic slot; 13. a spring; 14. an edge card; 15. a knife sleeve; 16. a clamping groove; 17. a first pulley; 18. a second pulley; 19. a synchronous belt; 20. a motor; 21. a guide rod; 22. guide sleeve; 23. edge strips; 24. and (5) a bolt slot.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "top," "bottom," "inner," "outer," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the apparatus or elements in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-5, the present utility model provides a technical solution:

tool changing mechanism, a tool changing mechanism includes

The machine frame 1, a hanging bracket 3 is fixedly arranged at the top end of one side of the machine frame 1 through a plurality of supporting frames 2, a plurality of tool holders 4 are fixedly arranged at the bottom end of the hanging bracket 3 through bolts, tool heads 5 are fixedly arranged in the tool holders 4, a sliding table 6 is movably arranged in the machine frame 1, movable sleeves 7 are fixedly arranged at the outer wall of two sides of the sliding table 6, screw rods 8 are movably arranged at the two ends of the interior of the machine frame 1, the screw rods 8 are movably connected with the movable sleeves 7, an electric cylinder 9 is fixedly arranged at the bottom end of the sliding table 6, an output shaft of the electric cylinder 9 penetrates through the sliding table 6 and is fixedly provided with an electric chuck 10, a clamping seat 11 is fixedly connected with the top end of the tool heads 5, a plurality of telescopic grooves 12 are formed in the outer wall of the clamping seat 11, springs 13 are fixedly arranged in the telescopic grooves 12, side clamps 14 are fixedly arranged at one ends of the plurality of springs 13, a side clamp 14 are fixedly arranged at the bottom ends of the tool holders 4, the inner wall of the top end of the cutter sleeve 15 is provided with a plurality of clamping grooves 16, the clamping grooves 16 are clamped with side clamps 14, when the device is used, a plurality of cutter holders 4 are arranged at the bottom end of the hanging frame 3 and have the same structure as the cutter holders 4 arranged at the printing heads of the engraving machine, when the cutter is replaced, the printing heads are firstly moved to the top end of one side of the frame 1 far away from the hanging frame 3, then the electric cylinder 9 is started, the electric chuck 10 is lifted to the position of the cutter holder 4 corresponding to the bottom end of the hanging frame 3 after the electric cylinder 9 is started, then the cutter heads 5 are clamped and fixed at the position through the electric chuck 10, then the electric cylinder 9 is pulled downwards, the cutter heads 5 are taken down from the cutter sleeve 15 after the electric cylinder 9 is pulled downwards, then the sliding table 6 is controlled to the bottom end of the printing heads through the motor 20, then the electric cylinder 9 is controlled again to lift, the clamped cutter heads 5 are clamped into the cutter holders 4 arranged on the printing heads to be clamped and fixed, thus when the device is used daily, the cutter can be replaced according to requirements, when the cutter head 5 is not used, the cutter head 5 can be stored in the cutter rest 4, when the cutter head 5 is clamped with the cutter rest 4, the side clamp 14 at the top end of the cutter head 5 can firstly squeeze the bottom end of the cutter sleeve 15, at the moment, the side clamp 14 is pressed and then drives the spring 13 to be retracted into the telescopic groove 12, when the clamping seat 11 is clamped into the top end of the cutter sleeve 15, the spring 13 ejects the side clamp 14 and then is clamped into the clamping groove 16 at the inner wall of the top end of the cutter sleeve 15 to be locked, so that the cutter head is more convenient to install, and the four side clamps 14 and the clamping groove 16 are arranged in a cross manner, so that the cutter head is more stable in clamping;

as shown in fig. 3, a first belt pulley 17 and a second belt pulley 18 are respectively installed outside one end of each of the two lead screws 8, the first belt pulley 17 and the second belt pulley 18 are movably connected through a synchronous belt 19, a motor 20 is arranged at one end of the first belt pulley 17 far away from the lead screw 8, the output shaft end of the motor 20 is fixedly connected with the first belt pulley 17, when the sliding table 6 needs to be controlled to transversely move, the motor 20 is started, the motor 20 drives the first belt pulley 17 to rotate after being started, the first belt pulley 17 drives the second belt pulley 18 to rotate through the synchronous belt 19 when the first belt pulley 17 rotates, the two lead screws 8 are driven to synchronously rotate when the first belt pulley 17 and the second belt pulley 18 rotate, the movable sleeve 7 is driven to linearly move when the two lead screws 8 rotate, the sliding table 6 is driven to synchronously move when the movable sleeve 7 linearly moves, and the sliding table 6 can be conveniently controlled to transversely move;

as shown in fig. 4, guide rods 21 are fixedly mounted at four corners of the outer side of the top end of the sliding table 6, guide sleeves 22 are fixedly mounted at four corners of the outer wall of the electric chuck 10, the guide sleeves 22 are movably connected with the guide rods 21, when the electric cylinder 9 controls the electric chuck 10 to lift, the guide sleeves 22 at the four corners of the outer wall of the electric chuck 10 slide along the axial direction of the guide rods 21 at the four corners of the top end of the sliding table 6, so that the electric chuck 10 can be kept from rotating when lifted, and the side clamps 14 and the clamping grooves 16 are easier to position when clamped;

when the tool changing mechanism of the embodiment is used, during tool changing, firstly, a printing head is moved to the top end of one side of the frame 1 far away from the hanging frame 3, then the electric cylinder 9 is started, after the electric cylinder 9 is started, the electric chuck 10 is lifted to the position, corresponding to the bottom end of the hanging frame 3, of the tool holder 4, then the tool bit 5 at the position is clamped and fixed through the electric chuck 10, then the electric chuck 9 is pulled down, the tool bit 5 is taken down from the tool sleeve 15 after the electric cylinder 9 is pulled down, then the sliding table 6 is controlled to the bottom end of the printing head through the motor 20, then the electric cylinder 9 is lifted again, the clamped tool bit 5 is clamped and fixed in the tool holder 4 arranged on the printing head, thus, during daily use, the tool bit 5 can be changed according to requirements, and can be stored in the tool holder 4 when the tool bit 5 is clamped and connected with the tool holder 4, at the top end of the tool bit 5 is firstly pressed down, at the bottom end of the tool bit 15 after the side clamp 14 is pressed, the side clamp 14 is driven by the spring 13 to stretch groove 12, the tool bit 5 is taken down from the tool sleeve 15, then the side clamp 11 is clamped into the inside the top end of the tool bit sleeve 15, and the side clamp 14 is clamped and locked at the top end 16 after the side clamp 14 is clamped into the inner wall of the tool bit sleeve 15.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A tool changing mechanism which is characterized in that: the tool changing mechanism comprises

The automatic cutting machine comprises a frame (1), wherein a hanging bracket (3) is fixedly arranged at the top end of one side of the frame (1) through a plurality of supporting frames (2), a plurality of tool rests (4) are fixedly arranged at the bottom end of the hanging bracket (3) through bolts, and tool bits (5) are clamped in the tool rests (4);

the sliding table (6), sliding table (6) movable mounting is in the inside of frame (1), the equal fixed mounting of both sides outer wall department of sliding table (6) has movable sleeve (7), the equal movable mounting in inside both ends of frame (1) has lead screw (8), lead screw (8) and movable sleeve (7) swing joint, the bottom fixed mounting of sliding table (6) has electronic jar (9), the output shaft of electronic jar (9) passes sliding table (6) fixed mounting and has electronic chuck (10);

the clamping seat (11), clamping seat (11) fixed connection is in the top of tool bit (5), a plurality of expansion tank (12) have been seted up to the outer wall of clamping seat (11), a plurality of the inside of expansion tank (12) is equal fixed mounting has spring (13), a plurality of the equal fixed mounting of one end that expansion tank (12) was kept away from to spring (13) has limit card (14), the bottom fixed mounting of tool rest (4) has knife holder (15), a plurality of draw-in grooves (16) have been seted up to the top inner wall department of knife holder (15), draw-in groove (16) and limit card (14) joint.

2. A tool changing mechanism according to claim 1, wherein: the two outside first band pulley (17) and second band pulley (18) of installing respectively of one end of lead screw (8), first band pulley (17) and second band pulley (18) pass through hold-in range (19) swing joint, the one end that lead screw (8) was kept away from to first band pulley (17) is provided with motor (20), the output axle head fixed connection first band pulley (17) of motor (20).

3. A tool changing mechanism according to claim 1, wherein: guide rods (21) are fixedly mounted at four corners of the outer side of the top end of the sliding table (6), guide sleeves (22) are fixedly mounted at four corners of the outer wall of the electric chuck (10), and the guide sleeves (22) are movably connected with the guide rods (21).

4. A tool changing mechanism according to claim 1, wherein: the specifications of the tool heads (5) clamped at the bottom ends of the tool rests (4) are different.

5. A tool changing mechanism according to claim 1, wherein: the two ends of the hanging bracket (3) are fixedly connected with side bars (23), and a plurality of bolt grooves (24) are formed between the top ends and the bottom ends of the side bars (23) in a penetrating mode.

6. A tool changing mechanism according to claim 1, wherein: the length of the hanging frame (3) is half of that of the frame (1).