CN220462966U

CN220462966U - Machining center tool bit quick replacement mechanism

Info

Publication number: CN220462966U
Application number: CN202321757383.8U
Authority: CN
Inventors: 高智扬; 马绍兰; 佘帆; 董涛
Original assignee: Kunshan Jiuye Fluid Technology Co ltd
Current assignee: Kunshan Jiuye Fluid Technology Co ltd
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2024-02-09
Anticipated expiration: 2033-07-06

Abstract

The utility model relates to the technical field of mechanical equipment and discloses a quick tool bit replacing mechanism of a machining center, which comprises a machining center, wherein a tool mounting seat is arranged in the machining center, a clamping seat is arranged in the machining center, a connecting disc is connected with the top end of a tool in a threaded manner, a first hydraulic cylinder is fixedly connected to two sides of the top of the disc, a blocking block is fixedly connected to one side of a first movable clamp, a second movable clamp is fixedly connected to one side of the movable plate, a compression spring is fixedly connected to one side of the connecting block, and a pulling rod is hinged to the surface of a third movable clamp. According to the utility model, through the collocation and use of the first movable clamp, the movable plate, the compression spring, the ball, the connecting disc, the first hydraulic cylinder, the blocking block and the cutter, the cutter of the machining center is convenient to install and detach quickly, the cutter can be installed without too many operation steps, the convenience of cutter replacement is ensured, and the working progress can be accelerated to a certain extent.

Description

Machining center tool bit quick replacement mechanism

Technical Field

The utility model relates to the technical field of mechanical equipment, in particular to a quick replacing mechanism for a machining center tool bit.

Background

The machining center is a numerical control boring and milling machine provided with a tool magazine, a numerical control milling machine is not provided with a tool magazine, a machining center is provided with a tool magazine, and also called a cnc machining center, the machining center is a numerical control boring and milling machine which combines the functions of the numerical control milling machine, a numerical control boring and milling machine and a numerical control drilling machine and is provided with the tool magazine and an automatic tool changing device, the spindle axis of the vertical machining center is vertical and is suitable for machining cover plate type parts and various dies, the tool in the machining center is of an important structure in the machining center, but the tool is worn after being used for a long time, so that the tool needs to be replaced, but the existing part of tools are complicated in installation and fixation, and the working time is delayed, so that the tool is required to be disassembled and installed in a structure convenient to disassemble and install, a gantry machining center' tool holder convenient for quickly replacing the tool bit is arranged on the front side of a tool holder, and the tool holder is of a cylindrical structure, and a groove is formed in the tool holder is disclosed in the patent document CN 215700049U; the connecting boss is sleeved and fixed at the upper end of the tool bit, the inner bottom surface of the connecting boss is arranged flush with the upper surface of the tool bit, and the connecting boss is sleeved at the bottom end of the tool shank frame through screw thread; the cutter head boss is fixed at the upper end of the cutter head, and is rotationally inserted into the lower side of the inside of the slot, and a groove is formed in the upper side of the cutter head boss; the stud is inserted into the groove through screw threads; the stud handle is fixed on the stud and is screwed on the upper side of the inside of the slot through threads; the pressing boss is fixed at the bottom end of the stud, and is arranged in the groove, and the lower side edge of the pressing boss is of an inverted cone structure; the cutter heads with different specifications can be replaced, so that the cutter is convenient to use in practice, and the use cost is saved. "

However, when the device is used, although the purpose of replacing the cutter can be achieved, the device needs to be subjected to excessive steps in installation and disassembly, and the time is delayed, so that the time for replacing the cutter is increased, the working progress is delayed, and the device has a certain limitation in use.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a quick cutter head replacing mechanism of a machining center, which has the advantages that a cutter can be quickly replaced, a workpiece can be quickly clamped during machining, and scraps generated during machining of the workpiece can be quickly absorbed and filtered.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the quick replacing mechanism for the tool bit of the machining center comprises the machining center, wherein a tool mounting seat is arranged in the machining center, and a clamping seat is arranged in the machining center;

the inside of cutter mount pad is run through there is the cutter, the top threaded connection of cutter has the connection pad, the equal fixedly connected with first pneumatic cylinder in both sides at connection pad top, the inside wall fixedly connected with of cutter mount pad is two first movable clips, one side fixedly connected with of first movable clip blocks the piece, the surface hinge of first movable clip has the fly leaf, one side fixedly connected with second movable clip of fly leaf, the surface hinge of second movable clip has the montant, the bottom fixedly connected with connecting block of montant, one side fixedly connected with compression spring of connecting block, and the inside wall fixedly connected with of compression spring's bottom and cutter mount pad, one side fixedly connected with stabilizer bar of fly leaf, two round holes have been seted up to the inside of connection pad, the top fixedly connected with ball of stabilizer bar, and the laminating of the inside wall of ball, one side fixedly connected with third movable clip of fly leaf, the surface hinge of third movable clip has the pulling rod, and the surface of pulling rod runs through in the inside of cutter mount pad.

As a preferable technical scheme of the utility model, one side of the machining center is fixedly connected with a second hydraulic cylinder, the output end of the second hydraulic cylinder is fixedly connected with a first extrusion block, the top of the clamping seat is fixedly connected with a second extrusion block, the inner top wall of the machining center is fixedly connected with a third hydraulic cylinder, and the output end of the third hydraulic cylinder is fixedly connected with the top of the cutter mounting seat.

As a preferable technical scheme of the utility model, the inner side wall of the processing center is fixedly connected with an air pump, the air inlet end of the air pump is provided with a filter cover, the inside of the filter cover is connected with a connecting port in a threaded manner, the inside of the connecting port is rotatably provided with an air suction pipe, the surface of the air suction pipe is fixedly connected with two clamping blocks, and one side of the top of the clamping seat is fixedly connected with a supporting rod.

As a preferable technical scheme of the utility model, a filter screen is arranged in the filter cover, the top and the bottom of the filter cover are fixedly connected with fixed blocks, the inner threads of the fixed blocks are connected with fastening bolts, and the air outlet end of the air pump is provided with an air pipe.

As a preferable technical scheme of the utility model, the top end of the supporting rod is fixedly connected with a fixing ring, two clamping grooves are formed in the fixing ring, and the clamping blocks are slidably connected in the clamping grooves.

As a preferable technical scheme of the utility model, the surface of the machining center is provided with a working groove, and a sealing door is arranged in the working groove.

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

1. according to the utility model, through the collocation of the first movable clamp, the movable plate, the compression spring, the stabilizing rod, the ball, the connecting disc, the first hydraulic cylinder, the blocking block and the cutter, the cutter of the machining center is convenient to install and detach quickly, the cutter can be installed without too many operation steps, the convenience of cutter replacement is ensured, and the working progress can be accelerated to a certain extent.

2. According to the utility model, through the matching use of the clamping seat, the third hydraulic cylinder, the first extrusion block, the air suction pump, the air suction pipe, the filter cover, the filter screen, the fixing ring, the clamping groove and the clamping block, the workpiece to be processed can be rapidly clamped and fixed by the cutter when the workpiece is processed, meanwhile, floating scraps generated by the workpiece during processing can be absorbed and filtered in time, and the scraps are prevented from floating and adhering to parts in the processing center, so that unnecessary influence is avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a moving plate structure according to the present utility model;

FIG. 3 is a schematic diagram of the structure of the exhaust fan of the present utility model;

fig. 4 shows a clip according to the present utility model.

In the figure: 1. a machining center; 2. a cutter mounting seat; 3. a clamping seat; 4. a cutter; 5. a connecting disc; 6. a first movable clamp; 7. a blocking piece; 8. a movable plate; 9. a second movable clamp; 10. a connecting block; 11. a compression spring; 12. a stabilizing rod; 13. a round hole; 14. a ball; 15. a second hydraulic cylinder; 16. a first extrusion block; 17. a second extrusion block; 18. an air extracting pump; 19. a filter cover; 20. a connection port; 21. an air suction pipe; 22. a support rod; 23. a filter screen; 24. a fixed block; 25. a gas pipe; 26. a fixing ring; 27. a clamping groove; 28. a clamping block; 29. a third hydraulic cylinder; 30. sealing the door; 31. a third movable clamp; 32. pulling the rod; 33. a first hydraulic cylinder.

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.

As shown in fig. 1 and 2, the utility model provides a quick tool bit replacing mechanism of a machining center, which comprises a machining center 1, wherein a tool mounting seat 2 is arranged in the machining center 1, a clamping seat 3 is arranged in the machining center 1, a tool 4 penetrates through the tool mounting seat 2, the top end of the tool 4 is in threaded connection with a connecting disc 5, two sides of the top of the connecting disc 5 are fixedly connected with first hydraulic cylinders 33, and the tool 4 is kept stable under the combined action of the blocking block 7 after the tool 4 enters the tool mounting seat 2 through the arrangement of the first hydraulic cylinders 33.

The inside wall fixedly connected with two first movable clips 6 of cutter mount pad 2 for fly leaf 8 can incline certain angle through the setting of first movable clip 6.

One side fixedly connected with of first activity clamp 6 blocks piece 7, through the setting of blocking piece 7 for cutter 4 can in time block the bottom of fly leaf 8 after getting into inside cutter mount pad 2, makes it spacing.

The surface of first fly leaf 6 articulates there is fly leaf 8, one side fixedly connected with second fly leaf 9 of fly leaf 8, the surface of second fly leaf 9 articulates there is the montant, the bottom fixedly connected with connecting block 10 of montant, one side fixedly connected with compression spring 11 of connecting block 10, and the bottom of compression spring 11 and the inside wall fixed connection of cutter mount pad 2, one side fixedly connected with stabilizer bar 12 of fly leaf 8, two round holes 13 have been seted up to the inside of connection pad 5, the top fixedly connected with ball 14 of stabilizer bar 12, and the surface of ball 14 is laminated with the inside wall of round hole 13, one side fixedly connected with third fly leaf 31 of fly leaf 8, the surface of third fly leaf 31 articulates there is pulling rod 32, through the setting of pulling rod 32 and third fly leaf 31, make fly leaf 8 can incline certain angle, follow-up cutter 4 take out of being convenient for.

And the surface of the pulling rod 32 penetrates through the interior of the cutter mounting seat 2, a working groove is formed in the surface of the machining center 1, and a sealing door 30 is arranged in the working groove.

As shown in fig. 1, 3 and 4, the utility model provides a quick replacing mechanism for a tool bit of a machining center, wherein a second hydraulic cylinder 15 is fixedly connected to one side of the machining center 1, and a first extrusion block 16 can approach to a second extrusion block 17 through the arrangement of the second hydraulic cylinder 15, so that a workpiece is clamped finally.

The output fixedly connected with first extrusion piece 16 of second pneumatic cylinder 15, the top fixedly connected with second extrusion piece 17 of grip slipper 3, the interior roof fixedly connected with third pneumatic cylinder 29 of machining center 1, and the output of third pneumatic cylinder 29 and the top fixedly connected with of cutter mount pad 2, the inside wall fixedly connected with aspiration pump 18 of machining center 1, the inlet end of aspiration pump 18 sets up filter mantle 19, the inside threaded connection of filter mantle 19 has connector 20, the inside rotation of connector 20 is provided with breathing pipe 21, through the setting of aspiration pump 18 and breathing pipe 21, the piece that produces during the machined part can in time be adsorbed.

Two fixture blocks 28 are fixedly connected to the surface of the air suction pipe 21, a supporting rod 22 is fixedly connected to one side of the top of the clamping seat 3, a filter screen 23 is arranged in the filter cover 19, and chips contained in air absorbed by the air suction pipe 21 can be filtered in time through the arrangement of the filter cover 19 and the filter screen 23.

The top and the bottom of filter mantle 19 all fixedly connected with fixed block 24, through fixed block 24 and fastening bolt's setting for filter mantle 19 can dismantle, is convenient for clear up filter screen 23.

The inside threaded connection of fixed block 24 has fastening bolt, and the end of giving vent to anger of aspiration pump 18 is provided with gas-supply pipe 25, and the top fixedly connected with solid fixed ring 26 of bracing piece 22, two draw-in grooves 27 have been seted up to the inside of solid fixed ring 26, and fixture block 28 sliding connection is in the inside of draw-in groove 27.

The working principle and the using flow of the utility model are as follows: when the staff needs to install cutter 4, firstly, cutter 4 and connection pad 5 threaded connection, later insert cutter 4 into the inside of connection pad 5, make fly leaf 8 receive the extrusion, and then make the bottom of fly leaf 8 change through first fly leaf 6 angle, simultaneously extrude compression spring 11 through second fly leaf 9, thereby make two fly leaves 8 get into the inside space vacated of cutter mount 2 for connecting block 10 and cutter 4, after the height that the connection pad 5 removed is greater than the height of two fly leaves 8, the fly leaf 8 is through compression spring 11 resilience this moment, and then make stabilizer bar 12 and the ball 14 card at its top advance the inside round hole 13 of connection pad 5, cutter 4 obtains preliminary fixed this moment, then the staff starts first pneumatic cylinder 33, make the output of first pneumatic cylinder 33 extrude the inner roof of cutter mount 2, thereby 5 and cutter 4 downwardly moving, make fly leaf 8 by the bottom of dog 7 simultaneously, avoid its removal, and then make cutter 4 obtain fixing, after the height that connection pad 5 removed is greater than the height of two fly leaf 8, at this moment, the fly leaf 8 is through compression spring 11 rebound, and then make the staff's start the first pneumatic cylinder 33, make the inner wall that the first pneumatic cylinder 33 is close to the inside round hole 13 of cutter 5, and then make the inner wall that the staff is close to the outside the round hole that the first pneumatic cylinder 33, the outside the round hole is pressed to the inner wall is made to the outside the first pneumatic cylinder 33, and then the inner wall is made to the inner diameter of the round hole of the cutter is pressed by the 3.

When the cutter 4 processes a workpiece, a worker places the workpiece on the clamping seat 3, then controls the second hydraulic cylinder 15 to start, enables the first extrusion block 16 to approach the second extrusion block 17, enables the surface of the workpiece to be blocked by the second extrusion block 17, further enables the workpiece to be clamped and fixed, controls the third hydraulic cylinder 29 to start, and enables the third hydraulic cylinder 29 to drive the cutter mounting seat 2 to descend, so that the cutter 4 processes the workpiece, and meanwhile, the worker starts the air suction pump 18, the air inlet end of the air suction pump 18 sucks air through the air suction pipe 21, then scraps generated during processing the workpiece are adsorbed by the air suction pipe 21, and finally discharged to the air delivery pipe 25 at the air outlet end of the air suction pump 18 after being filtered through the filter screen 23 inside the filter cover 19.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a machining center tool bit quick replacement mechanism, includes machining center (1), its characterized in that: a cutter mounting seat (2) is arranged in the machining center (1), and a clamping seat (3) is arranged in the machining center (1);

the inside of cutter mount pad (2) is run through there is cutter (4), the top threaded connection of cutter (4) has connection pad (5), the equal fixedly connected with first pneumatic cylinder (33) in both sides at connection pad (5) top, the inside wall fixedly connected with of cutter mount pad (2) two first movable clips (6), one side fixedly connected with of first movable clips (6) blocks piece (7), the surface hinge of first movable clips (6) has fly leaf (8), one side fixedly connected with second fly leaf (9) of fly leaf (8), the surface hinge of second fly leaf (9) has the montant, the bottom fixedly connected with connecting block (10) of montant, one side fixedly connected with compression spring (11) of connecting block (10), and the inside wall fixedly connected with of compression spring (11) and cutter mount pad (2), one side fixedly connected with firm pole (12) of fly leaf (8), two round holes (13) have been seted up to the inside of connection pad (5), the fixed connection of firm pole (12) has ball (14) and the round hole (14) of ball (31) are laminated with one side of ball (13), the surface of the third movable clamp (31) is hinged with a pulling rod (32), and the surface of the pulling rod (32) penetrates through the interior of the cutter mounting seat (2).

2. The machining center bit quick change mechanism of claim 1, wherein: one side fixedly connected with second pneumatic cylinder (15) of machining center (1), the output fixedly connected with first extrusion piece (16) of second pneumatic cylinder (15), the top fixedly connected with second extrusion piece (17) of grip slipper (3), the interior roof fixedly connected with third pneumatic cylinder (29) of machining center (1), and the output of third pneumatic cylinder (29) and the top fixed connection of cutter mount pad (2).

3. The machining center bit quick change mechanism of claim 2, wherein: the inside wall fixedly connected with aspiration pump (18) of machining center (1), the inlet end of aspiration pump (18) sets up filter mantle (19), the inside threaded connection of filter mantle (19) has connector (20), the inside rotation of connector (20) is provided with breathing pipe (21), the fixed surface of breathing pipe (21) is connected with two fixture blocks (28), one side fixedly connected with bracing piece (22) at grip slipper (3) top.

4. A machining center tool bit quick change mechanism according to claim 3, wherein: the inside of filter mantle (19) is provided with filter screen (23), the top and the bottom of filter mantle (19) are all fixedly connected with fixed block (24), the inside threaded connection of fixed block (24) has fastening bolt, the end of giving vent to anger of aspiration pump (18) is provided with gas-supply pipe (25).

5. A machining center tool bit quick change mechanism according to claim 3, wherein: the top of bracing piece (22) fixedly connected with solid fixed ring (26), two draw-in grooves (27) have been seted up to the inside of solid fixed ring (26), and fixture block (28) sliding connection is in the inside of draw-in groove (27).

6. The machining center bit quick change mechanism of claim 1, wherein: the surface of the machining center (1) is provided with a working groove, and a sealing door (30) is arranged in the working groove.