CN217493532U - Cutter changing mechanism of processing machine tool - Google Patents
Cutter changing mechanism of processing machine tool Download PDFInfo
- Publication number
- CN217493532U CN217493532U CN202220772671.XU CN202220772671U CN217493532U CN 217493532 U CN217493532 U CN 217493532U CN 202220772671 U CN202220772671 U CN 202220772671U CN 217493532 U CN217493532 U CN 217493532U
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- lifting ring
- machine tool
- fixed shaft
- bottom end
- mounting head
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- 238000003780 insertion Methods 0.000 claims description 24
- 230000037431 insertion Effects 0.000 claims description 24
- 230000006978 adaptation Effects 0.000 claims 1
- 238000009827 uniform distribution Methods 0.000 abstract 4
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of numerical control machine tools, and discloses a cutter changing mechanism of a processing machine tool, which comprises a machine tool main box, wherein the bottom end of the machine tool main box is provided with a main shaft, the bottom end of the machine tool main box is provided with a lifting ring capable of moving up and down, the top surface of the lifting ring is provided with positioning rods in an axial uniform distribution manner, the bottom end of the lifting ring is provided with a fixed shaft inserted bar in an axial uniform distribution manner, the outer side wall of the main shaft is provided with a fixed shaft inserted bar matched with the fixed shaft inserted bar in an axial uniform distribution manner, the fixed shaft inserted bar on the outer side wall of the main shaft is arranged corresponding to the fixed shaft inserted bar at the bottom end of the lifting ring, the outer wall of the bottom end of the main shaft is provided with a dismounting threaded groove, the dismounting threaded groove is connected with a mounting head through threads, the inner part of the mounting head is fixedly provided with a locking clamp block, the bottom surface of the mounting head is movably sleeved with a cutter body, the outer side wall of the mounting head is provided with four tool grooves in an axial uniform distribution manner, the device is simple in structure, the tool body can be conveniently disassembled, assembled and replaced, and the tool does not need to be held by two hands to perform disassembling and assembling operation.
Description
Technical Field
The utility model relates to a digit control machine tool technical field especially relates to a machine tool cutter tool changing mechanism.
Background
In the prior art, when a tool of a machine tool is replaced, both hands are required to hold the tool manually and the spindle in the spindle box of the machine tool and the mounting head for mounting the tool are pulled reversely and rotated respectively, so that the tool is replaced after the mounting head is detached from the spindle.
Therefore, a tool changing mechanism of a processing machine tool is provided.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve the technical problem that above-mentioned prior art exists, provide a machine tool cutter changing mechanism.
In order to achieve the above purpose, the utility model adopts the following technical scheme, a cutter changing mechanism of a processing machine tool comprises a main spindle box of the machine tool, a main spindle is arranged at the bottom end of the main spindle box of the machine tool, a lifting ring capable of moving up and down is arranged at the bottom end of the main spindle box of the machine tool, the lifting ring is of an annular structure, positioning rods are evenly distributed on the top surface of the lifting ring along the axial direction, fixed-shaft insertion rods are evenly distributed at the bottom end of the lifting ring along the axial direction, fixed-shaft insertion holes matched with the fixed-shaft insertion rods are evenly distributed on the outer side wall of the main spindle, the fixed-shaft insertion holes on the outer side wall of the main spindle correspond to the fixed-shaft insertion rods at the bottom end of the lifting ring, a dismounting thread groove is arranged on the outer wall at the bottom end of the main spindle, the dismounting thread groove is connected with a mounting head through threads, a locking clamping block is fixedly arranged inside the mounting head, a cutter body is movably sleeved on the bottom surface of the mounting head, the outer wall at the top end of the cutter body and the locking clamping block are movably sleeved, the outer side wall of the mounting head is evenly distributed with four tool grooves along the axial direction.
Furthermore, the bottom lateral wall of lathe headstock is provided with first locating seat along axial evenly distributed, and first locating seat on the lathe headstock bottom lateral wall corresponds the setting with the locating lever of lifting ring top surface.
Furthermore, each first locating seat is fixedly connected with the outer side wall of the spindle box of the machine tool, and a sliding hole which penetrates through the top surface of each first locating seat is formed in the top surface of each first locating seat.
Furthermore, each positioning rod on the top surface of the lifting ring is fixedly connected with the lifting ring, and each positioning rod on the top surface of the lifting ring is movably sleeved in a sliding hole on the corresponding first positioning seat.
Furthermore, the top surface of each positioning rod is fixedly connected with a limit support sheet, and the outer wall of the top end of each positioning rod is movably sleeved with a spring.
Further, every the top of spring all with the bottom surface laminating of spacing brace piece, the bottom of every spring all with the top surface laminating of first locating seat.
Furthermore, the bottom surface of the lifting ring is provided with second positioning seats along the axial direction, the second positioning seats on the bottom surface of the lifting ring correspond to the fixed shaft inserted rods at the bottom end of the lifting ring, the top surface of each second positioning seat is fixedly connected with the bottom surface of the lifting ring, and a penetrating sliding screw hole is formed in one end, deviating from the axis of the lifting ring, of each second positioning seat and one end, deviating from the axis of the lifting ring, of each second positioning seat.
Furthermore, each fixed shaft inserted bar at the bottom end of the lifting ring is movably sleeved in a second movable hole on the corresponding second positioning seat, and one end of each fixed shaft inserted bar, which deviates from the axis of the lifting ring, is fixedly connected with a button piece.
Furthermore, the outer wall of one end of each fixed shaft inserted rod deviated to the axis of the lifting ring is in sliding connection with the sliding screw hole in the second positioning seat, and the outer wall of one end of each fixed shaft inserted rod deviated to the axis of the lifting ring is respectively provided with a locking thread groove matched with the sliding screw hole.
Advantageous effects
The utility model provides a machine tool cutter changing mechanism. The method has the following beneficial effects:
1. the cutter changing mechanism of the processing machine tool comprises a lifting ring, a first positioning seat, positioning rods, fixed shaft insertion holes and a second positioning seat, wherein when a cutter body is replaced, the lifting ring moves downwards and simultaneously drives each positioning rod on the top surface of the lifting ring to respectively slide downwards in the sliding hole on each first positioning seat, then each fixed shaft insertion rod on the bottom surface of the lifting ring is respectively pushed towards one side of the axis of the lifting ring in the sliding screw hole on each second positioning seat and enables each fixed shaft insertion rod to be respectively and correspondingly inserted into each fixed shaft insertion hole on the outer side wall of a main shaft, then a button piece on each fixed shaft insertion rod is rotated to enable each fixed shaft insertion rod to be respectively screwed into the sliding screw hole on the corresponding second positioning seat through a locking thread groove on the outer side wall of the fixed shaft insertion rod, so as to fix the fixed shaft insertion rods, the wrench can be inserted into the tool groove on the outer side wall of the mounting head and rotates the mounting head, so that the mounting head can be detached, the cutter body at the bottom end of the mounting head can be pulled out from the locking clamping block and the mounting head, and the installation and fixation of the cutter body can be realized otherwise.
2. This a machine tool cutter tool changing mechanism, through first positioning seat, the locating lever, the setting of spacing stay piece and spring, after the dismouting is accomplished, and make every dead axle inserted bar of lifting ring bottom take out from the back in every dead axle jack of main shaft respectively, through the elastic action of every spring to spacing stay piece, make every locating lever upwards slide respectively in the sliding hole of every first positioning seat and reset, thereby it moves to reset to drive the ring that goes up to go up, the effect that the device resets has effectively been realized, the main shaft rotates and drives when cutter body rotates the function on the lathe headstock, avoid the lifting ring to be in the lower extreme and produce the interference influence to the main shaft, the steady operation of lathe has been ensured.
Drawings
The structures, proportions, sizes, and other elements shown in the specification are for the understanding of the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined by the claims, but rather by the claims.
FIG. 1 is an exploded perspective view of the overall structure;
FIG. 2 is an enlarged view taken at A in FIG. 1;
fig. 3 is an enlarged view of fig. 1 at B.
Illustration of the drawings:
1. a main spindle box of the machine tool; 2. a main shaft; 3. a lifting ring; 4. a first positioning seat; 5. positioning a rod; 6. a limiting support sheet; 7. a spring; 8. a fixed shaft inserted link; 9. a button sheet; 10. locking the thread groove; 11. a fixed shaft jack; 12. disassembling and assembling the thread groove; 13. a mounting head; 14. locking the clamping block; 15. a cutter body; 16. a tool slot; 17. a second positioning seat.
Detailed Description
A cutter changing mechanism of a processing machine tool comprises a machine tool spindle box 1, a main shaft 2 is arranged at the bottom end of the machine tool spindle box 1, a lifting ring 3 capable of moving up and down is arranged at the bottom end of the machine tool spindle box 1, the lifting ring 3 is of an annular structure, positioning rods 5 are uniformly distributed on the top surface of the lifting ring 3 along the axial direction, fixed shaft inserting rods 8 are uniformly distributed at the bottom end of the lifting ring 3 along the axial direction, fixed shaft inserting holes 11 matched with the fixed shaft inserting rods 8 are uniformly distributed on the outer side wall of the main shaft 2, the fixed shaft inserting holes 11 on the outer side wall of the main shaft 2 correspond to the fixed shaft inserting rods 8 at the bottom end of the lifting ring 3, a dismounting thread groove 12 is formed in the outer wall of the bottom end of the main shaft 2, the dismounting thread groove 12 is connected with a mounting head 13 through threads, a locking clamping block 14 is fixedly arranged inside the mounting head 13, a cutter body 15 is movably sleeved on the bottom surface of the mounting head 13, the outer wall of the top end of a cutter body 15 and a locking clamping block 14 are movably sleeved, the outer side wall of a mounting head 13 is uniformly distributed along the axial direction and provided with four tool grooves 16, the outer side wall of the bottom end of a machine tool spindle box 1 is uniformly distributed along the axial direction and provided with first positioning seats 4, the first positioning seats 4 on the outer side wall of the bottom end of the machine tool spindle box 1 are correspondingly arranged with positioning rods 5 on the top surface of a lifting ring 3, each first positioning seat 4 is fixedly connected with the outer side wall of the machine tool spindle box 1, the top surface of each first positioning seat 4 is respectively provided with a sliding hole which penetrates up and down, each positioning rod 5 on the top surface of the lifting ring 3 is fixedly connected with the lifting ring 3, each positioning rod 5 on the top surface of the lifting ring 3 is movably sleeved in the corresponding sliding hole on the first positioning seat 4, the top surface of each positioning rod 5 is respectively and fixedly connected with a limiting support piece 6, and the outer wall of the top end of each positioning rod 5 is movably sleeved with a spring 7, the top end of each spring 7 is attached to the bottom surface of a limit support sheet 6, the bottom end of each spring 7 is attached to the top surface of a first positioning seat 4, second positioning seats 17 are uniformly distributed on the bottom surface of a lifting ring 3 along the axial direction, the second positioning seats 17 on the bottom surface of the lifting ring 3 are arranged corresponding to fixed shaft inserted rods 8 at the bottom end of the lifting ring 3, the top surface of each second positioning seat 17 is fixedly connected with the bottom surface of the lifting ring 3, one end of each second positioning seat 17 deviating from the axial center of the lifting ring 3 and one end deviating from the axial center of the lifting ring 3 are respectively provided with a through sliding screw hole, each fixed shaft inserted rod 8 at the bottom end of the lifting ring 3 is movably sleeved in a second movable hole on the corresponding second positioning seat 17, one end of each fixed shaft inserted rod 8 deviating from the axial center of the lifting ring 3 is fixedly connected with a button sheet 9, the outer wall of one end of each fixed shaft inserted rod 8 deviating from the axial center of the lifting ring 3 is in a sliding connection relationship with the sliding screw hole on the second positioning seat 17, the outer wall of one end of each fixed shaft inserted rod 8 deviating from the axis of the lifting ring 3 is respectively provided with a locking thread groove 10 matched with the sliding thread hole.
The utility model discloses a theory of operation: when the tool body 15 is replaced, the lifting ring 3 moves downwards and drives each positioning rod 5 on the top surface of the lifting ring 3 to slide downwards in each sliding hole on each first positioning seat 4, then each fixed shaft insertion rod 8 on the bottom surface of the lifting ring 3 is pushed towards one side of the axis of the lifting ring 3 in each sliding screw hole on each second positioning seat 17 and is correspondingly inserted into each fixed shaft insertion hole 11 on the outer side wall of the main shaft 2, then each fixed shaft insertion rod 8 is screwed into the corresponding sliding screw hole on the second positioning seat 17 through a locking thread groove 10 on the outer side wall of the fixed shaft insertion rod 8 through a thread by rotating a button piece 9 on each fixed shaft insertion rod 8, so as to fix the fixed shaft insertion rod 8, at the moment, a wrench can be inserted into a tool groove 16 on the outer side wall of the mounting head 13 and rotate the mounting head 13, therefore, the mounting head 13 can be detached, the cutter body 15 at the bottom end of the mounting head 13 can be pulled out from the locking clamping block 14 and the mounting head 13, and the installation and fixation of the cutter body 15 can be realized in the same way, so that the device is simple in structure, the cutter body 15 can be conveniently detached and replaced, and the disassembly and assembly operation can be carried out without holding the cutter by two hands.
Through first locating seat 4, the locating lever 5, spacing setting of propping piece 6 and spring 7, after the dismouting is accomplished, and make every dead axle inserted bar 8 of 3 bottoms of lifting ring take out from every dead axle jack 11 on main shaft 2 respectively after, through every spring 7 to spacing elastic force who props piece 6, make every locating lever 5 slide upwards respectively in every sliding hole of first locating seat 4 and reset, thereby it resets to drive 3 rebound of lifting ring, the effect that the device resets has effectively been realized, main shaft 2 rotates and drives cutter body 15 when rotating the function on lathe headstock 1, avoid lifting ring 3 to be in the lower extreme and produce the interference influence to main shaft 2, the steady operation of lathe has been ensured.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (7)
1. The utility model provides a machine tool cutter changing mechanism, includes lathe headstock (1), the bottom of lathe headstock (1) is provided with main shaft (2), its characterized in that: the bottom end of the machine tool spindle box (1) is provided with a lifting ring (3) capable of moving up and down, the lifting ring (3) is of an annular structure, positioning rods (5) are uniformly distributed on the top surface of the lifting ring (3) along the axial direction, fixed shaft insertion rods (8) are uniformly distributed on the bottom end of the lifting ring (3) along the axial direction, fixed shaft insertion holes (11) matched with the fixed shaft insertion rods (8) are uniformly distributed on the outer side wall of the spindle (2), the fixed shaft insertion holes (11) on the outer side wall of the spindle (2) are arranged corresponding to the fixed shaft insertion rods (8) at the bottom end of the lifting ring (3), the outer wall of the bottom end of the spindle (2) is provided with a dismounting thread groove (12), the dismounting thread groove (12) is connected with a mounting head (13) through threads, a locking clamping block (14) is fixedly mounted in the mounting head (13), and a tool body (15) is movably sleeved on the bottom surface of the mounting head (13), the outer wall of the top end of the cutter body (15) is movably sleeved with the locking clamping block (14), and four tool grooves (16) are uniformly distributed on the outer side wall of the mounting head (13) along the axial direction.
2. A machine tool changing mechanism according to claim 1, wherein: the bottom lateral wall of lathe headstock (1) is provided with first locating seat (4) along axial evenly distributed, and first locating seat (4) on lathe headstock (1) bottom lateral wall correspond the setting with locating lever (5) of lift ring (3) top surface, every first locating seat (4) all with the lateral wall fixed connection of lathe headstock (1), the slip hole that runs through from top to bottom is seted up respectively to the top surface of every first locating seat (4).
3. A machine tool changing mechanism according to claim 2, wherein: each positioning rod (5) on the top surface of the lifting ring (3) is fixedly connected with the lifting ring (3), and each positioning rod (5) on the top surface of the lifting ring (3) is movably sleeved in a sliding hole on the corresponding first positioning seat (4) respectively.
4. A machine tool changing mechanism according to claim 3, wherein: the top surface of each locating rod (5) is fixedly connected with a limiting support piece (6) respectively, the top end outer wall of each locating rod (5) is movably sleeved with a spring (7) respectively, the top end of each spring (7) is attached to the bottom surface of the corresponding limiting support piece (6), and the bottom end of each spring (7) is attached to the top surface of the corresponding first locating seat (4).
5. A machine tool changing mechanism according to claim 1, wherein: the bottom surface of lift ring (3) is provided with second positioning seat (17) along axial evenly distributed, and second positioning seat (17) and dead axle inserted bar (8) of lift ring (3) bottom surface correspond the setting, the top surface of every second positioning seat (17) all with the bottom surface fixed connection of lift ring (3), the slip screw that runs through is all seted up to the one end of the skew lift ring (3) axle center of every second positioning seat (17) and the one end of partial to lift ring (3) axle center.
6. A machine tool changing mechanism according to claim 5, wherein: each fixed shaft inserted bar (8) at the bottom end of the lifting ring (3) is movably sleeved in a second movable hole on the corresponding second positioning seat (17), and one end of each fixed shaft inserted bar (8) deviating from the axis of the lifting ring (3) is fixedly connected with a button piece (9).
7. A machine tool changing mechanism according to claim 6, wherein: every dead axle inserted bar (8) all is the sliding connection relation with the slip screw on second positioning seat (17) to the one end outer wall of lifting ring (3) axle center of deviating from, and locking thread groove (10) with slip screw looks adaptation are seted up respectively to the one end outer wall of every dead axle inserted bar (8) skew lifting ring (3) axle center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220772671.XU CN217493532U (en) | 2022-04-02 | 2022-04-02 | Cutter changing mechanism of processing machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220772671.XU CN217493532U (en) | 2022-04-02 | 2022-04-02 | Cutter changing mechanism of processing machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217493532U true CN217493532U (en) | 2022-09-27 |
Family
ID=83348212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220772671.XU Expired - Fee Related CN217493532U (en) | 2022-04-02 | 2022-04-02 | Cutter changing mechanism of processing machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217493532U (en) |
-
2022
- 2022-04-02 CN CN202220772671.XU patent/CN217493532U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220927 |