CN112756643A - Multi-station rotary tool rest - Google Patents
Multi-station rotary tool rest Download PDFInfo
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- CN112756643A CN112756643A CN202110076054.6A CN202110076054A CN112756643A CN 112756643 A CN112756643 A CN 112756643A CN 202110076054 A CN202110076054 A CN 202110076054A CN 112756643 A CN112756643 A CN 112756643A
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- tool rest
- chuck
- tool
- base
- main shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
- B23B29/24—Tool holders for a plurality of cutting tools, e.g. turrets
- B23B29/32—Turrets adjustable by power drive, i.e. turret heads
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Tool Replacement In Machine Tools (AREA)
Abstract
The invention belongs to the technical field of tool rests, and particularly relates to a multi-station rotary tool rest which comprises a base, a tool rest mechanism arranged on the base, a rotating mechanism arranged on the base and driving the tool rest mechanism to rotate, a driving mechanism arranged on the tool rest mechanism and driving the tool rest mechanism to work, and a braking mechanism arranged on the base and preventing the tool rest mechanism from shaking. The tool rest mechanism comprises a tool rest body, a main shaft, a bearing and a tool chuck, wherein the tool chuck is arranged at the outer end of the main shaft, and a first bevel gear is arranged at the inner end of the main shaft; the driving mechanism comprises a driving motor and a second bevel gear in transmission connection with the first bevel gear; the rotating mechanism comprises a rotating motor, a worm wheel, a rotating shaft and a second bearing, the base comprises an upper base and a lower base, the upper base is fixedly connected with the worm wheel, and the rotating motor is provided with the worm in transmission connection with the worm wheel; the brake mechanism comprises a brake disc arranged on the upper base and a brake caliper fixed on the lower base. The cutter is convenient and quick to switch and high in working efficiency.
Description
Technical Field
The invention belongs to the technical field of tool rests, and particularly relates to a multi-station rotary tool rest.
Background
The lathe is an important type in a machine tool system, has high universality and practicability, mainly uses a turning tool to carry out turning processing on a workpiece, and also can use tools such as a drill bit, a reamer, a screw tap, a die, a knurling and the like to carry out corresponding processing, so that the importance of a tool rest on the lathe can be seen.
When a workpiece is machined, a plurality of working procedures are usually performed, a traditional lathe needs to frequently replace a cutter on a cutter rest so as to perform a corresponding machining procedure, and frequent cutter replacement can cause loss to the cutter, so that the machining precision and the production efficiency are reduced. Therefore, a tool rest which can be used for placing various tools, is simple to switch and has good stability is needed.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provides a multi-station rotary tool rest which can be used for simultaneously mounting various machining tools and is simple and quick to switch.
The purpose of the invention is solved by the following technical scheme:
the utility model provides a multistation gyration knife rest which characterized in that: the automatic cutting machine comprises a base, a tool rest mechanism arranged above the base, a rotating mechanism arranged on the base and driving the tool rest mechanism to rotate, a driving mechanism arranged on the tool rest mechanism and driving the tool rest mechanism to work and a braking mechanism arranged on the base and capable of preventing the tool rest mechanism from shaking during work;
the tool rest mechanism comprises a tool rest body, a main shaft, a bearing and a tool chuck, wherein the tool rest body is polygonal, a main shaft mounting hole with an outward opening is formed in the side wall of the tool rest body, the center line axis of the main shaft mounting hole is horizontally arranged, the main shaft is rotatably arranged in the main shaft mounting hole through the bearing, the tool chuck is arranged at the outward end of the main shaft, and a first bevel gear is arranged at the inward end of the main shaft;
the driving mechanism comprises a driving motor and a second bevel gear, the driving motor is fixed at the top of the tool rest body, an output shaft of the driving motor is arranged downwards, the output shaft of the driving motor penetrates through the tool rest body, and the second bevel gear in transmission connection with the first bevel gear is arranged on the output shaft of the driving motor;
the rotating mechanism comprises a rotating motor, a worm wheel, a rotating shaft and a second bearing, the base comprises an upper base and a lower base, a cavity is arranged between the upper base and the lower base, the rotating shaft is fixed on the lower base along the vertical direction and is positioned in the cavity, the worm wheel rotates on the rotating shaft and is positioned in the cavity, the second bearing is arranged at the joint of the upper base and the lower base, the upper base is rotatably connected with the lower base through the second bearing, and the upper base is fixedly connected with the worm wheel; the rotating motor is horizontally arranged and fixed on the lower base, an output shaft of the rotating motor is horizontally arranged and penetrates through the cavity, and a worm in transmission connection with the worm wheel is fixed on the output shaft of the rotating motor;
the brake mechanism comprises a brake disc and a brake caliper, the brake disc is arranged on the outer side wall of the upper base, and the brake caliper is fixed on the lower base and matched with the brake disc.
Based on above-mentioned structure, can lay the cutter of a plurality of different specifications on the knife rest body, rotate the knife rest body through slewing mechanism, the cutter that will use rotates processing station department, can pass through actuating mechanism drive cutter work, and the change process is simple quick, and same equipment can switch over manufacturing procedure at any time, thereby has improved machining efficiency greatly and has effectively improved the productivity.
Furthermore, the cutter chuck is an ER chuck, and comprises an ER chuck body and an ER chuck pressing cap; the front end of the spindle is provided with an installation groove for installing the ER chuck body, the inner side wall of the installation groove is provided with an internal thread, the outer wall of the ER chuck pressing cap is provided with an external thread matched with the internal thread, and the ER chuck pressing cap presses the ER chuck body in the installation groove and is in threaded connection with the installation groove.
Furthermore, a first clamping groove for enabling a tool to be conveniently screwed into the mounting groove is formed in the ER chuck pressing cap; and a second clamping groove is formed in the main shaft, and the second clamping groove can be used for clamping a tool so as to prevent the main shaft from being driven to rotate when the ER chuck pressing cap is screwed into the mounting groove.
Furthermore, the first clamping grooves are formed in the surface of the ER chuck pressing cap, the number of the first clamping grooves is more than 2, and the plurality of first clamping grooves are uniformly distributed along one circumference of the surface of the ER chuck pressing cap.
Furthermore, the second clamping grooves are formed in one end, provided with the mounting groove, of the main shaft, the number of the second clamping grooves is more than 2, and the plurality of the second clamping grooves are uniformly distributed along the outer side wall of the main shaft.
Furthermore, the tool rest body is a regular octagonal prism, 4 tool chucks are arranged on the side wall of the tool rest body, and the 4 tool chucks are arranged on the side wall of the tool rest body at intervals.
Furthermore, the tool rest body is a regular hexagonal prism, and each side wall of the tool rest body is provided with a tool chuck.
Furthermore, the tool rest body is a regular octagonal prism, and each side wall of the tool rest body is provided with a tool chuck.
Furthermore, the brake disc is provided with a notch which is convenient for installing the base.
Compared with the prior art, the invention has the following characteristics and beneficial effects:
1. the cutter of a plurality of different specifications can be laid on the knife rest body, the knife rest body is rotated through the slewing mechanism, the cutter that will use rotates processing station department, can drive the cutter work through actuating mechanism, and the change process is simple quick, and same equipment can switch over manufacturing procedure at any time, thereby has improved machining efficiency greatly and has effectively improved the productivity.
2. The ER chuck pressing cap is connected with the spindle through the internal thread, the outer side face of the ER chuck pressing cap and the outer end surface of the spindle are in the same plane, a cutter or a machining part can be well arranged in the ER chuck body, the distance between the machining part of the cutter head or the machining part and the spindle cannot be increased due to the arrangement of the ER chuck pressing cap, machining rigidity is effectively guaranteed, radial jumping during machining is reduced, and machining precision is improved.
3. After a cutter or a part is arranged in the ER chuck body, the ER chuck pressing cap is screwed into the mounting groove to clamp the cutter or the part, the tool is clamped into the second clamping groove to prevent the spindle from rotating, the tool is inserted into the first clamping groove to rotate the ER chuck pressing cap until the rotation is good, and the mounting process is simple and quick.
4. The setting of braking pincers and brake disc can be firm with last base and lower base, avoids the cutter to drive the cutter frame body and rotates or rock in the course of the work, effectively ensures the machining precision.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of the front view structure of the present invention.
FIG. 3 is a schematic top view of the present invention.
Fig. 4 is a schematic cross-sectional view of fig. 2A-a.
Fig. 5 is a partially enlarged view of fig. 1.
In the figure: the tool rest comprises a tool rest body 1, a spindle 2, a bearing 3, a tool chuck 4, a spindle mounting hole 5, a first bevel gear 6, a driving motor 7, a second bevel gear 8, a rotating motor 9, a worm 10, a worm wheel 11, a rotating shaft 12, a second bearing 13, an upper base 14, a lower base 15, a cavity 16, a brake disc 17, a brake caliper 18, a notch 19, an ER chuck body 20, an ER chuck pressing cap 21, a mounting groove 22, a first clamping groove 23 and a second clamping groove 24.
Detailed Description
The present invention will be described in further detail below with reference to the accompanying drawings.
As shown in fig. 1-5, a multi-station rotary tool rest comprises a base, a tool rest mechanism arranged above the base, a rotating mechanism arranged on the base and driving the tool rest mechanism to rotate, a driving mechanism arranged on the tool rest mechanism and driving the tool rest mechanism to work, and a braking mechanism arranged on the base and capable of preventing the tool rest mechanism from shaking during work.
The tool rest mechanism comprises a tool rest body 1, a main shaft 2, a bearing 3 and a tool chuck 4, wherein the tool rest body 1 is polygonal, a main shaft mounting hole 5 with an outward opening is formed in the side wall of the tool rest body 1, the center line axis of the main shaft mounting hole 5 is horizontally arranged, the main shaft 2 is rotatably arranged in the main shaft mounting hole 5 through the bearing 3, the tool chuck 4 is arranged at the outward end of the main shaft 2, and a first bevel gear 6 is arranged at the inward end of the main shaft 2.
Wherein, the knife rest body 1 can be a regular octagonal prism, 4 tool chucks 4 are arranged on the side wall of the knife rest body 1, and the 4 tool chucks 4 are arranged on the side wall of the knife rest body 1 at intervals. The tool rest body 1 can also be a regular hexagonal prism, and each side wall of the tool rest body 1 is provided with a tool chuck 4. The tool rest body 1 can also be a regular octagonal prism, and each side wall of the tool rest body 1 is provided with a tool chuck 4. The tool rest body 1 can be set into different shapes according to the processing requirements, and different numbers of tool chucks 4 can be installed.
The driving mechanism comprises a driving motor 7 and a second bevel gear 8, the driving motor 7 is fixed at the top of the tool rest body 1, an output shaft of the driving motor 7 is arranged downwards, the output shaft of the driving motor 7 penetrates through the tool rest body 1, and the second bevel gear 8 in transmission connection with the first bevel gear 6 is arranged on the output shaft of the driving motor 7.
The rotating mechanism comprises a rotating motor 9, a worm 10, a worm wheel 11, a rotating shaft 12 and a second bearing 13, the base comprises an upper base 14 and a lower base 15, a cavity 16 is arranged between the upper base 14 and the lower base 15, the rotating shaft 12 is fixed on the lower base 15 along the vertical direction and is positioned in the cavity 16, the worm wheel 11 rotates on the rotating shaft 12 and is positioned in the cavity 16, the second bearing 13 is arranged at the joint of the upper base 14 and the lower base 15, the upper base 14 is rotatably connected with the lower base 15 through the second bearing 13, and the upper base 14 is fixedly connected with the worm wheel 11; the rotating motor 9 is horizontally arranged and fixed on the lower base 15, an output shaft of the rotating motor is horizontally arranged and penetrates through the cavity 16, and a worm 10 in transmission connection with a worm wheel 11 is fixed on the output shaft of the rotating motor 9.
The brake mechanism comprises a brake disc 17 and a brake caliper 18, wherein the brake disc 17 is arranged on the outer side wall of the upper base 14, and the brake caliper 18 is fixed on the lower base 15 and matched with the brake disc 17. And a notch 19 convenient for base installation is arranged on the brake disc 7.
Further, the cutter chuck 4 is an ER chuck, and comprises an ER chuck body 20 and an ER chuck pressing cap 21; the front end of the main shaft 2 is provided with an installation groove 22 for installing the ER chuck body 20, the inner side wall of the installation groove 22 is provided with an internal thread, the outer wall of the ER chuck pressing cap 21 is provided with an external thread matched with the internal thread, and the ER chuck pressing cap 21 presses the ER chuck body 20 in the installation groove 22 and is in threaded connection with the installation groove 22.
The ER chuck pressing cap 21 is provided with a first clamping groove 23 for facilitating the use of tools to screw the ER chuck pressing cap into the mounting groove 22; a second clamping groove 24 is formed in the spindle 2, and the second clamping groove 24 can be used for clamping a tool to prevent the spindle 2 from being driven to rotate when the ER chuck pressing cap 21 is screwed into the mounting groove 22. The first clamping grooves 23 are formed in the surface of the ER chuck pressing cap 21, the number of the first clamping grooves 23 is more than 2, and the plurality of first clamping grooves 23 are uniformly distributed along one circumference of the surface of the ER chuck pressing cap 21. The second draw-in groove 24 sets up the one end of seting up mounting groove 22 on main shaft 2, and the number of second draw-in groove 24 is more than 2, and a plurality of second draw-in grooves 24 are along 2 lateral walls evenly distributed of main shaft.
The working process of the equipment is as follows:
a tool to be used is placed into the tool chuck 4 in advance, after the tool is placed into the ER chuck body 20, the ER chuck pressing cap 21 is screwed into the mounting groove 22 to clamp the tool, the tool is clamped into the second clamping groove 23 to prevent the spindle 2 from rotating, the tool is inserted into the first clamping groove 23 to rotate the ER chuck pressing cap 21 until the tool is fixed, and the mounting process is simple and rapid.
After the tool is installed, the motor 9 is rotated to work to drive the worm 11 arranged on the output shaft of the worm to rotate, the worm 11 drives the turbine 10 to rotate along the rotating shaft 12, the turbine simultaneously drives the upper base 14 fixedly connected with the turbine to rotate, the upper base 14 drives the tool rest body 1 fixed at the top of the turbine to rotate, when a tool chuck 4 clamping a tool to be used is rotated to a station, the motor 9 is rotated to stop working, the brake caliper 18 bites the brake disc 17, and the upper base 14 and the tool rest body 1 are stable relative to the lower base 15 and do not rotate and shake.
When all is ready, the driving motor 7 is actuated to drive the first bevel gear 6 to rotate through the second bevel gear 8 arranged on the output shaft of the driving motor, and the main shaft 2 rotates along with the first bevel gear 6. The cutter chuck 4 arranged at the outer end of the main shaft 2 drives the cutter to work.
The cutter of a plurality of different specifications can be laid on the cutter rest body 1 of this equipment, rotates cutter rest body 1 through slewing mechanism, and the cutter that will use rotates processing station department, can pass through actuating mechanism drive cutter work, and the change process is simple quick, and same equipment can switch over manufacturing procedure at any time, thereby has improved machining efficiency greatly and has effectively improved the productivity.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (9)
1. The utility model provides a multistation gyration knife rest which characterized in that: the automatic cutting machine comprises a base, a tool rest mechanism arranged above the base, a rotating mechanism arranged on the base and driving the tool rest mechanism to rotate, a driving mechanism arranged on the tool rest mechanism and driving the tool rest mechanism to work and a braking mechanism arranged on the base and capable of preventing the tool rest mechanism from shaking during work;
the tool rest mechanism comprises a tool rest body, a main shaft, a bearing and a tool chuck, wherein the tool rest body is polygonal, a main shaft mounting hole with an outward opening is formed in the side wall of the tool rest body, the center line axis of the main shaft mounting hole is horizontally arranged, the main shaft is rotatably arranged in the main shaft mounting hole through the bearing, the tool chuck is arranged at the outward end of the main shaft, and a first bevel gear is arranged at the inward end of the main shaft;
the driving mechanism comprises a driving motor and a second bevel gear, the driving motor is fixed at the top of the tool rest body, an output shaft of the driving motor is arranged downwards, the output shaft of the driving motor penetrates through the tool rest body, and the second bevel gear in transmission connection with the first bevel gear is arranged on the output shaft of the driving motor;
the rotating mechanism comprises a rotating motor, a worm wheel, a rotating shaft and a second bearing, the base comprises an upper base and a lower base, a cavity is arranged between the upper base and the lower base, the rotating shaft is fixed on the lower base along the vertical direction and is positioned in the cavity, the worm wheel rotates on the rotating shaft and is positioned in the cavity, the second bearing is arranged at the joint of the upper base and the lower base, the upper base is rotatably connected with the lower base through the second bearing, and the upper base is fixedly connected with the worm wheel; the rotating motor is horizontally arranged and fixed on the lower base, an output shaft of the rotating motor is horizontally arranged and penetrates through the cavity, and a worm in transmission connection with the worm wheel is fixed on the output shaft of the rotating motor;
the brake mechanism comprises a brake disc and a brake caliper, the brake disc is arranged on the outer side wall of the upper base, and the brake caliper is fixed on the lower base and matched with the brake disc.
2. The multi-station turret according to claim 1, wherein: the cutter chuck is an ER chuck and comprises an ER chuck body and an ER chuck pressing cap; the front end of the spindle is provided with an installation groove for installing the ER chuck body, the inner side wall of the installation groove is provided with an internal thread, the outer wall of the ER chuck pressing cap is provided with an external thread matched with the internal thread, and the ER chuck pressing cap presses the ER chuck body in the installation groove and is in threaded connection with the installation groove.
3. The multi-station turret according to claim 2, wherein: the ER chuck pressing cap is provided with a first clamping groove for facilitating a tool to be used for screwing the ER chuck pressing cap into the mounting groove; and a second clamping groove is formed in the main shaft, and the second clamping groove can be used for clamping a tool so as to prevent the main shaft from being driven to rotate when the ER chuck pressing cap is screwed into the mounting groove.
4. A multi-station turret according to claim 3, wherein: the first clamping grooves are formed in the surface of the ER chuck pressing cap, the number of the first clamping grooves is more than 2, and the first clamping grooves are uniformly distributed along one circumference of the surface of the ER chuck pressing cap.
5. A multi-station turret according to claim 3, wherein: the second draw-in groove sets up the one end of seting up the mounting groove on the main shaft, and the number of second draw-in groove is more than 2, and a plurality of second draw-in grooves are along main shaft lateral wall evenly distributed.
6. The multi-station turret according to claim 1, wherein: the tool rest body is a regular octagonal prism, 4 tool chucks are arranged on the side wall of the tool rest body, and the 4 tool chucks are arranged on the side wall of the tool rest body at intervals.
7. The multi-station turret according to claim 1, wherein: the tool rest body is a regular hexagonal prism, and a tool chuck is arranged on each side wall of the tool rest body.
8. The multi-station turret according to claim 1, wherein: the tool rest body is a regular octagonal prism, and a tool chuck is arranged on each side wall of the tool rest body.
9. The multi-station turret according to claim 1, wherein: and a notch convenient for base installation is arranged on the brake disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110076054.6A CN112756643A (en) | 2021-01-20 | 2021-01-20 | Multi-station rotary tool rest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110076054.6A CN112756643A (en) | 2021-01-20 | 2021-01-20 | Multi-station rotary tool rest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112756643A true CN112756643A (en) | 2021-05-07 |
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ID=75701757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110076054.6A Pending CN112756643A (en) | 2021-01-20 | 2021-01-20 | Multi-station rotary tool rest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112756643A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118123066A (en) * | 2024-05-10 | 2024-06-04 | 江苏艾克美金属科技有限公司 | Combined tool rest for machining motor end cover |
-
2021
- 2021-01-20 CN CN202110076054.6A patent/CN112756643A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118123066A (en) * | 2024-05-10 | 2024-06-04 | 江苏艾克美金属科技有限公司 | Combined tool rest for machining motor end cover |
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