CN111168452A - Milling cutter fixer convenient to switch different specifications cutter - Google Patents
Milling cutter fixer convenient to switch different specifications cutter Download PDFInfo
- Publication number
- CN111168452A CN111168452A CN202010271192.5A CN202010271192A CN111168452A CN 111168452 A CN111168452 A CN 111168452A CN 202010271192 A CN202010271192 A CN 202010271192A CN 111168452 A CN111168452 A CN 111168452A
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- cavity
- block
- gear
- slider
- lifting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/157—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Tool Replacement In Machine Tools (AREA)
Abstract
The invention discloses a milling cutter fixer convenient for switching cutters with different specifications, which comprises a fixer, wherein a lifting cavity with a downward opening is arranged on the lower end surface of the fixer, a lifting device is arranged in the fixer, the lifting device comprises a lifting cavity with a downward opening, a limiting cavity is arranged in the upper wall of the lifting cavity, a limiting block is arranged in the limiting cavity and can slide up and down, a connecting rod is fixedly arranged on the lower end surface of the limiting block, the lower ends of the connecting rods extend into the lifting cavity and are fixedly provided with a suspension block together, and a cutter switching device is arranged on the suspension block. The time for replacing the cutter is reduced, and the processing application range of the milling machine is improved.
Description
Technical Field
The invention relates to the technical field of milling cutter structures, in particular to a milling cutter fixer convenient for switching cutters of different specifications.
Background
The milling machine is a machine tool with wide application, can mill planes, grooves, gear teeth, threads and spline shafts, can process complex molded surfaces, is high in efficiency, and is widely applied to mechanical manufacturing and repair departments. The present invention sets forth a device that solves the above problems.
Disclosure of Invention
The technical problem is as follows:
generally every station can only use a milling cutter, and the comparatively complicacy of manufacturing procedure need set up a plurality of stations, has wasted a large amount of manpower and material resources, need stop the operation when switching the cutter of different specifications and dismantle the change, and it is of a specified duration to switch the cutter.
In order to solve the problems, the milling cutter fixer convenient for switching cutters with different specifications is designed in the embodiment, the milling cutter fixer convenient for switching cutters with different specifications comprises a fixer, a lifting cavity with a downward opening is arranged on the lower end face of the fixer, a lifting device is arranged in the fixer, the lifting device comprises a lifting cavity with a downward opening and arranged on the lower end face of the fixer, first sliding block cavities are symmetrically arranged on the left wall and the right wall of the lifting cavity and communicated with the left wall and the right wall of the lifting cavity, a screw rod is rotatably arranged between the upper wall and the lower wall of the first sliding block cavity, a first sliding block in threaded connection with the screw rod is arranged in the first sliding block cavity in a vertically sliding manner, a hanging plate fixedly connected between the first sliding block on the left side and the right side is arranged in the lifting cavity in a vertically sliding manner, connecting channels are vertically communicated with the front and back symmetrical positions of the hanging plate, and limiting cavities are respectively arranged in the upper wall of the, a limiting block is arranged in the limiting cavity in a manner of sliding up and down, a connecting rod is fixedly arranged on the lower end surface of the limiting block, a first spring is fixedly connected between the limiting block and the lower wall of the limiting cavity, the lower ends of the connecting rods extend into the lifting cavity and are fixedly provided with a suspension block together, the hanging block is provided with a cutter switching device which comprises a turntable arranged below the hanging block, a first motor is fixedly arranged in the upper end face of the rotary disc, the lower end of the suspension block is in power connection with the first motor, the annular array in the turntable is provided with six second sliding block cavities, the second sliding block cavities are internally provided with second sliding blocks which can slide up and down, the second sliding block penetrates through the upper portion and the lower portion of the second sliding block and can rotate, cutters of different specifications are arranged on the second sliding block, an opening with a downward opening is formed in the lower wall of a cavity of the second sliding block in a communicated mode, and the lower end of each cutter penetrates through the opening and extends to the outside. Preferably, the lifting device comprises first gear cavities respectively arranged in the upper walls of the first sliding block cavities, a first rotating shaft is arranged in the lower wall of the first gear cavity and above the screw rod in a rotatable manner, the lower end of the first rotating shaft extends into the first sliding block cavity and is fixedly connected with the upper end of the screw rod, a first helical gear is fixedly arranged at the upper end of the first rotating shaft, a second gear cavity is arranged between the first gear cavities at the left side and the right side, a second motor is fixedly arranged in the upper wall of the second gear cavity, the lower end of the second motor is dynamically connected with a second helical gear, a second rotating shaft is rotatably arranged between the first gear cavity and the second gear cavity, a third helical gear meshed with the first helical gear is fixedly arranged at one end of the second rotating shaft in the first gear cavity, and a fourth bevel gear meshed with the second bevel gear is fixedly arranged at the other end of the second rotating shaft in the second gear cavity.
Preferably, the cutter switching device comprises a second spring fixedly arranged between the second sliding block and the lower wall of the second sliding block cavity, a clamping groove is formed in the upper wall of the second sliding block cavity in a communicated mode, the upper end of the cutter extends into the clamping groove, a straight gear is fixedly arranged in the clamping groove, the lower end face of the suspension block is arranged on the left side, a clamping block cavity with a downward opening is arranged above the clamping groove, a clamping block can extend into the clamping groove through up-down sliding in the clamping block cavity, and a third spring is fixedly connected between the clamping block and the inner wall of the clamping block cavity.
Preferably, the lower end face of the clamping block is provided with a meshing cavity with a downward opening, a third motor is fixedly arranged in the upper wall of the meshing cavity, the lower end of the third motor is in power connection with an output disc, the lower end face of the output disc is provided with a gear groove with a downward opening, and when the clamping block abuts against the second sliding block, the straight gear can be meshed with the gear groove.
Preferably, the right end face of the fixture block is provided with a right supporting groove with an opening, a push rod cavity is arranged in the right wall of the fixture block cavity, a left wall of the push rod cavity is communicated with the fixture block cavity and provided with a supporting block cavity, a supporting block capable of sliding left and right in the block cavity is arranged and can extend into the supporting groove and push the fixture block to slide downwards, an upper end of the upper wall of the push rod cavity can slide up and down and is provided with a supporting rod, a first connecting block is fixedly arranged in the push rod cavity, a second connecting block is fixedly arranged on the right end face of the supporting block, a push rod can be arranged on the second connecting block in a rotating mode, and the upper end of the push rod is rotatably connected with the first connecting block.
The invention has the beneficial effects that: the milling machine tool changing mechanism is simple in structure and convenient to operate, cutters with different specifications can be switched and used conveniently in the milling process, the rotary table is automatically clamped and meshed with the cutters for transmission when the cutters are fed in the vertical downward direction, the rotary table is automatically unlocked when the cutters are retracted in the vertical upward direction so as to facilitate cutter switching, the time for cutter changing is shortened, and the processing application range of the milling machine is widened.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view of the overall structure of a milling cutter holder of the present invention for facilitating the switching of cutters of different specifications;
3 FIG. 32 3 is 3 a 3 sectional 3 view 3 taken 3 in 3 the 3 direction 3 " 3 A 3- 3 A 3" 3 of 3 FIG. 31 3; 3
FIG. 3 is a sectional view taken in the direction "B-B" of FIG. 1;
fig. 4 is an enlarged schematic view of "C" of fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a milling cutter fixer convenient for switching cutters with different specifications, which is mainly applied to the cutter supporting function on a milling machine, and the invention is further explained by combining the attached drawings of the invention:
the milling cutter fixer convenient for switching cutters with different specifications comprises a fixer 11, wherein a lifting cavity 12 with a downward opening is arranged on the lower end face of the fixer 11, a lifting device 101 is arranged in the fixer 11, the lifting device 101 comprises a lifting cavity 12 which is arranged on the lower end face of the fixer 11 and has a downward opening, the left wall and the right wall of the lifting cavity 12 are symmetrical and are communicated with a first slider cavity 13, a screw 14 is rotatably arranged between the upper wall and the lower wall of the first slider cavity 13, a first slider 15 which is connected with the screw 14 in a threaded manner is arranged in the first slider cavity 13 and can slide up and down, a hanging plate 16 which is fixedly connected between the first slider 15 on the left side and the right side is arranged in the lifting cavity 12 and can slide up and down, connecting channels 54 are arranged in the front-back symmetrical positions of the hanging plate 16 and are communicated up and down, and limit cavities 17 are respectively arranged in the upper wall of the lifting cavity 12 and above the connecting channels 54, the internal energy of spacing chamber 17 is gliding from top to bottom and is equipped with stopper 18, the fixed connecting rod 19 that is equipped with of terminal surface under the stopper 18, stopper 18 with the first spring 55 of fixedly connected with between the spacing chamber 17 lower wall, connecting rod 19 lower extreme extends to in the lift chamber 12 and the fixed piece 20 that suspends in midair jointly, it is equipped with cutter auto-change over device 102 on the piece 20 to suspend in midair, cutter auto-change over device 102 is including locating suspend the carousel 21 of piece 20 below in midair, carousel 21 upper end internal fixation is equipped with first motor 22, suspend piece 20 lower extreme power connection in first motor 22 in midair, annular array has six second slider cavities 23 in the carousel 21, the internal energy of second slider cavity 23 is gliding from top to bottom and is equipped with second slider 24, second slider 24 runs through from top to bottom and can the pivoted cutter 25 that is equipped with different specifications, second slider cavity 23 lower wall intercommunication is equipped with opening 26 downwards, the lower end of the knife 25 extends through the opening 26 to the outside.
Beneficially, as detailed in the following, the lifting device 101 includes first gear cavities 41 respectively disposed in the upper walls of the first slider cavities 13, a first rotating shaft 42 is disposed in the lower wall of the first gear cavity 41 and above the screw 14, the lower end of the first rotating shaft 42 extends into the first slider cavities 13 and is fixedly connected to the upper end of the screw 14, a first helical gear 43 is fixedly disposed at the upper end of the first rotating shaft 42, a second gear cavity 44 is disposed between the first gear cavities 41 on the left and right sides, a second motor 45 is fixedly disposed in the upper wall of the second gear cavity 44, a second helical gear 46 is dynamically connected to the lower end of the second motor 45, a second rotating shaft 47 is rotatably disposed between the first gear cavity 41 and the second gear cavity 44, one end of the second rotating shaft 47 is fixedly disposed in the first gear cavity 41 with a third helical gear 48 engaged with the first helical gear 43, the other end of the second rotating shaft 47 is fixedly provided with a fourth bevel gear 49 meshed with the second bevel gear 46 in the second gear cavity 44.
Beneficially, the following detailed description is provided on the tool switching device 102, the tool switching device 102 includes a second spring 27 fixedly disposed between the second slider 24 and the lower wall of the second slider cavity 23, the upper wall of the second slider cavity 23 is communicated with a clamping groove 28, the upper end of the tool 25 extends into the clamping groove 28 and is fixedly provided with a spur gear 29, the lower end surface of the suspension block 20 is disposed at the left side, a fixture cavity 30 with a downward opening is disposed above the clamping groove 28, a fixture block 31 capable of extending into the clamping groove 28 is disposed in the fixture cavity 30 in a vertically sliding manner, and a third spring 32 is fixedly connected between the fixture block 31 and the inner wall of the fixture cavity 30.
Advantageously, the lower end surface of the latch 31 is provided with an engaging cavity 50 with a downward opening, a third motor 51 is fixedly arranged in the upper wall of the engaging cavity 50, the lower end of the third motor 51 is in power connection with an output disc 52, the lower end surface of the output disc 52 is provided with a gear groove 53 with a downward opening, and when the latch 31 abuts against the second slider 24, the spur gear 29 can be engaged with the gear groove 53.
Beneficially, the right end face of the fixture block 31 is provided with a right-opening abutting groove 33, the right wall of the fixture block cavity 30 is provided with a push rod cavity 34, the left wall of the push rod cavity 34 is communicated with the fixture block cavity 30 to be provided with an abutting block cavity 35, the abutting block cavity 35 is internally provided with an abutting block 36 capable of sliding left and right, the abutting block 36 can extend into the abutting groove 33 and push the fixture block 31 to slide downwards, the upper wall of the push rod cavity 34 is internally provided with an abutting rod 37 capable of sliding up and down, the left end face of the abutting rod 37 is fixedly provided with a first connecting block 38 in the push rod cavity 34, the right end face of the abutting block 36 is fixedly provided with a second connecting block 39, the second connecting block 39 is provided with a push rod 40 capable of rotating, and the upper end of the push rod 40 is rotatably connected to the first connecting block 38.
The following will describe in detail the use steps of a milling cutter holder for facilitating the switching of different size tools in this context with reference to fig. 1 to 4:
at the beginning, the limiting block 18 and the connecting rod 19 are at the upper limit position, the first spring 55 is always in the compressed state, the second slider 24 is at the upper limit position, the second spring 27 is always in the compressed state, the latch 31 is at the upper limit position, and the abutting rod 37 is at the upper limit position and abuts against the suspension plate 16.
When the tool setting device is ready to work, the first motor 22 is started to drive the rotating disc 21 to rotate relative to the hanging block 20, a tool to be used is adjusted to the leftmost position, then the second motor 45 is started to drive the second bevel gear 46 to rotate, the second rotating shaft 47 and the third bevel gear 48 are driven to rotate through gear meshing, then the first rotating shaft 42 and the screw 14 are driven to rotate through gear meshing again, the first sliding block 15 and the hanging plate 16 are driven to slide downwards through threaded connection, the hanging plate 16 starts to slide downwards, the abutting rod 37 is firstly pushed to slide downwards, the abutting block 36 is pushed to slide leftwards through the push rod 40 when the abutting rod 37 slides downwards, then the left end of the abutting block 36 is inserted into the abutting groove 33 and pushes the fixture block 31 to slide downwards, the lower end of the fixture block 31 is inserted into the leftmost clamping groove 28 and abuts against the upper end face of the second sliding block 24 and pushes the second sliding block 24 to slide downwards to the lower limit position, and the gear groove 53 is meshed with the, then the fixture block 31 locks the positions of the rotary disc 21 and the second slider 24, then the third motor 51 is started, the cutter 25 is driven to rotate by the output disc 52 and the spur gear 29 to prepare for milling the workpiece, after the abutting rod 37 is pushed to slide downwards to the lower limit position, the suspension plate 16 abuts against the upper end face of the suspension block 20, the suspension plate 16 continues to slide downwards and pushes the suspension block 20 to slide downwards so that the cutter 25 contacts with the surface of the workpiece and the milling operation is started, and in the working process after the suspension plate 16 abuts against the suspension block 20, the suspension block 20 always abuts against the suspension plate 16 tightly under the action of the first spring 55.
After the work is finished or when other specifications of cutters need to be switched, the second motor 45 rotates reversely to drive the suspension plate 16 to ascend, the straight gear 29 ascends along with the suspension plate under the action of the first spring 55, the suspension block 20 stops ascending when the limiting block 18 slides upwards to the upper limit position, then the suspension plate 16 continues ascending, the upper end of the abutting rod 37 is separated from the suspension plate 16 to abut against, the fixture block 31 slides upwards under the action of the third spring 32 to push the abutting block 36 to slide rightwards, the abutting block 36 pushes the abutting rod 37 to slide upwards to return to the initial state through the push rod 40 when sliding rightwards, the fixture block 31 is separated from the clamping groove 28 at the moment, and the first motor 22 can drive the turntable 21 to rotate the switching cutters.
The invention has the beneficial effects that: the milling machine tool changing mechanism is simple in structure and convenient to operate, cutters with different specifications can be switched and used conveniently in the milling process, the rotary table is automatically clamped and meshed with the cutters for transmission when the cutters are fed in the vertical downward direction, the rotary table is automatically unlocked when the cutters are retracted in the vertical upward direction so as to facilitate cutter switching, the time for cutter changing is shortened, and the processing application range of the milling machine is widened.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010271192.5A CN111168452A (en) | 2020-04-08 | 2020-04-08 | Milling cutter fixer convenient to switch different specifications cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010271192.5A CN111168452A (en) | 2020-04-08 | 2020-04-08 | Milling cutter fixer convenient to switch different specifications cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111168452A true CN111168452A (en) | 2020-05-19 |
Family
ID=70647784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010271192.5A Withdrawn CN111168452A (en) | 2020-04-08 | 2020-04-08 | Milling cutter fixer convenient to switch different specifications cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111168452A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111644762A (en) * | 2020-06-22 | 2020-09-11 | 阿特拉斯智能工程(南通)有限公司 | Automatic coil stock cutting mechanism |
| CN112179604A (en) * | 2020-10-29 | 2021-01-05 | 上海束零电脑有限公司 | Multi-variable mobile equipment display screen crushing testing device |
| CN113458502A (en) * | 2021-06-01 | 2021-10-01 | 厦门花横茂贸易有限公司 | Lithium battery polar plate production equipment |
-
2020
- 2020-04-08 CN CN202010271192.5A patent/CN111168452A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111644762A (en) * | 2020-06-22 | 2020-09-11 | 阿特拉斯智能工程(南通)有限公司 | Automatic coil stock cutting mechanism |
| CN112179604A (en) * | 2020-10-29 | 2021-01-05 | 上海束零电脑有限公司 | Multi-variable mobile equipment display screen crushing testing device |
| CN112179604B (en) * | 2020-10-29 | 2021-06-22 | 朱庆利 | Multi-variable mobile equipment display screen crushing testing device |
| CN113458502A (en) * | 2021-06-01 | 2021-10-01 | 厦门花横茂贸易有限公司 | Lithium battery polar plate production equipment |
| CN113458502B (en) * | 2021-06-01 | 2022-06-24 | 广东鑫创源科技有限公司 | Lithium battery polar plate production equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200519 |
|
| WW01 | Invention patent application withdrawn after publication |