CN213646037U - Cutter locking structure for vertical milling machine - Google Patents
Cutter locking structure for vertical milling machine Download PDFInfo
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- CN213646037U CN213646037U CN202022516490.4U CN202022516490U CN213646037U CN 213646037 U CN213646037 U CN 213646037U CN 202022516490 U CN202022516490 U CN 202022516490U CN 213646037 U CN213646037 U CN 213646037U
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Abstract
The utility model provides a cutter locking structure for vertical milling machine, including locking head, lock nut, lock shaft clamp plate, reset spring, press handle and lock shaft platform, the locking head sets up in the main shaft rotor bottom, lock nut installs in the locking head outside, the lock shaft platform sets up on the main shaft rotor, lock shaft clamp plate cover is established in the main shaft rotor outside, lock shaft clamp plate top is provided with reset spring, lock shaft clamp plate right side is connected with press handle, press handle right-hand member stretches out to the main shaft base outside, the spacing groove has been seted up on the main shaft base, a part of press handle is installed in the spacing groove, the spacing groove comprises elongated slot, short groove and spread groove, can lock the main shaft rotor and then fix milling cutter after pressing down press handle and rotating along the spread groove, no longer need one hand to use the tool to fix the main shaft rotor when fixed, only need operate milling cutter and lock nut, the operation difficulty is reduced, and the milling cutter replacement efficiency is higher.
Description
Technical Field
The utility model relates to a milling machine field especially relates to a cutter locking structure for vertical milling machine.
Background
The milling machine mainly refers to a machine tool for processing various surfaces of a workpiece by using a milling cutter. Typically the milling cutter is moved primarily in a rotary motion and the movement of the workpiece and the milling cutter is a feed motion. The milling cutter can process planes and grooves and can also process various curved surfaces, gears and the like, the main shaft of the vertical milling machine is vertically arranged, the workbench can be lifted up and down, and the milling cutter for the vertical milling machine is relatively flexible and has wide application range.
The cutter of the existing vertical milling machine is generally fixed on a main shaft rotor of a main shaft of the milling machine through a locking nut, a main shaft base is arranged on the outer side of the main shaft of the milling machine, when the milling cutter is disassembled and assembled, the main shaft rotor needs to be fixed manually and then the locking nut on the main shaft rotor is screwed, the disassembling and assembling mode causes great trouble when the milling cutter is fixed, the main shaft rotor needs to be fixed by hand, the milling cutter needs to be supported by one hand and then the locking nut is screwed, the operation is quite difficult, and the replacement efficiency of the milling.
Disclosure of Invention
According to the technical problem, the utility model provides a cutter locking structure for vertical milling machine, its characterized in that includes locking head, lock nut, lock shaft clamp plate, reset spring, pressing handle and lock pillow block, the locking head sets up in the main shaft rotor bottom, lock nut installs in the locking head outside, the lock pillow block sets up on the main shaft rotor, the lock pillow block is structure as an organic whole with the main shaft rotor, the lock shaft clamp plate is the annular structure, lock shaft clamp plate cover is established in the main shaft rotor outside, the lock shaft clamp plate is located the top of lock pillow block, lock shaft clamp plate top is provided with reset spring, lock shaft clamp plate right side is connected with pressing handle, pressing handle right-hand member stretches out the main shaft base outside;
one end of the reset spring is fixed in a groove at the bottom of the milling cutter spindle, the other end of the reset spring is fixedly connected with the lock spindle pressing plate, the reset spring is welded with the lock spindle pressing plate, an annular clamping gear ring is arranged on the bottom surface of the lock spindle pressing plate, a limiting groove is formed in the spindle base and is a through groove, a part of the pressing handle is arranged in the limiting groove, the limiting groove consists of a long groove, a short groove and a connecting groove, the long groove and the short groove are respectively axially arranged on the spindle base, the bottoms of the long groove and the short groove are communicated through the connecting groove, and the connecting groove is circumferentially arranged on the spindle base;
an annular tooth clamping groove is formed in the top surface of the lock shaft table;
the locking head is of a cylindrical structure, an external thread is arranged on the outer side of the locking head, the locking nut is arranged on the outer side of the locking head through the external thread, a cutter mounting hole is formed in the center of the locking head, through holes are formed in the left side and the right side of the cutter mounting hole, a rotary clamping block is arranged in each through hole, one end of each rotary clamping block is fixed on the inner wall of each through hole through a rotating shaft, an outer opening is formed in the top of the locking nut, and the outer opening is gradually inclined towards the outside from bottom to.
The utility model has the advantages that:
the utility model is provided with a lock shaft pressing plate, a lock shaft platform, a reset spring, a pressing handle and a limit groove, before the milling cutter is locked, the pressing handle is pressed down along the long groove of the limit groove, the pressing handle drives the lock shaft pressing plate to move downwards to enable the annular clamping tooth ring to be inserted into the annular clamping tooth groove of the lock shaft platform, the reset spring is stretched, then the pressing handle is rotated to the bottom of the short groove along the connecting groove and then loosened, the reset spring drives the lock shaft pressing plate to move upwards to enable the pressing handle to move upwards to be clamped into the short groove, because the short groove is longer than the long groove end, the annular clamping tooth ring of the lock shaft pressing plate is still in a state of being clamped into the annular clamping tooth groove, the lock shaft pressing plate can not rotate due to the left and right limit of the short groove, the lock shaft pressing plate is meshed with the annular clamping tooth groove to lock the position of the main shaft rotor to enable the main shaft rotor not to rotate, thus, the short groove can lock the main, when the spindle rotor is fixed, a tool does not need to be used for fixing the spindle rotor by one hand, only the milling cutter and the locking nut need to be operated, the operation difficulty is reduced, and the milling cutter replacement efficiency is higher.
The utility model discloses a be provided with locking head and lock nut, insert the cutter mounting hole in the locking head with milling cutter during fixed milling cutter, then upwards revolve wrong lock nut, the outside of rotatory clamp piece contacts lock nut's outer open-ended medial surface, lock nut rebound and through the inside rotatory clamp piece of extrusion of outer opening in the through-hole to the inboard rotation with milling cutter clamp tightly, the structure is ingenious reasonable, fixed convenient.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view of the front view of the present invention;
fig. 3 is a side view of the present invention;
fig. 4 is a perspective view of the present invention;
FIG. 5 is an enlarged view of portion A of FIG. 2;
FIG. 6 is an enlarged view of portion B of FIG. 2;
fig. 7 is a top view of the shaft locking platform of the present invention;
fig. 8 is a top view of the ring gear of the present invention.
As shown in the figure: 1-locking head, 2-locking nut, 3-locking shaft pressing plate, 4-return spring, 5-pressing handle, 6-locking shaft table, 7-spindle rotor, 8-milling machine spindle, 9-spindle base, 10-groove, 11-annular clamping gear ring, 12-long groove, 13-short groove, 14-connecting groove, 15-annular clamping gear groove, 16-cutter mounting hole, 17-through hole, 18-rotary clamping block, 19-external opening and 20-milling cutter.
Detailed Description
Example 1
The utility model provides a cutter locking structure for vertical milling machine, its characterized in that includes locking head 1, lock nut 2, lock shaft clamp plate 3, reset spring 4, press handle 5 and lock pillow block 6, locking head 1 sets up in main shaft rotor 7 bottom, lock nut 2 is installed in the locking head 1 outside, lock pillow block 6 sets up on main shaft rotor 7, lock pillow block 6 and main shaft rotor 7 structure as an organic whole, lock shaft clamp plate 3 is the annular structure, lock shaft clamp plate 3 cover is established in the main shaft rotor 7 outside, lock shaft clamp plate 3 is located the top of lock pillow block 6, lock shaft clamp plate 3 top is provided with reset spring 4, lock shaft clamp plate 3 right side is connected with press handle 5, press handle 5 stretches out to the main shaft base 9 outside;
one end of a return spring 4 is fixed in a groove 10 at the bottom of a main shaft of a milling cutter 20, the other end of the return spring 4 is fixedly connected with a lock shaft pressing plate 3, the return spring 4 is connected with the lock shaft pressing plate 3 in a welding manner, an annular clamping gear ring 11 is arranged on the bottom surface of the lock shaft pressing plate 3, a limiting groove is formed in a main shaft base 9 and is a through groove, a part of a pressing handle 5 is arranged in the limiting groove, the limiting groove consists of a long groove 12, a short groove 13 and a connecting groove 14, the long groove 12 and the short groove 13 are respectively arranged on the main shaft base 9 along the axial direction, the bottoms of the long groove 12 and the short groove 13 are communicated through the connecting groove 14, and;
an annular tooth clamping groove 15 is formed in the top surface of the locking shaft platform 6;
locking head 1 is the cylinder structure, and the external screw thread has been seted up in the locking head 1 outside, and locking nut 2 installs in the locking head 1 outside through the external screw thread, and locking head 1 central authorities have seted up cutter mounting hole 16, and through-hole 17 has been seted up to the left and right sides of cutter mounting hole 16, is provided with rotatory tight piece 18 of pressing from both sides in the through-hole 17, and rotatory tight piece 18 one end of pressing from both sides is fixed on the inner wall of through-hole 17 through the pivot, and locking nut 2 top is provided with outer opening 19, and outer opening 19 is.
Example 2
When the utility model is used, the pressing handle 5 is pressed downwards along the long groove 12, the pressing handle 5 drives the lock shaft pressing plate 3 to move downwards so that the annular clamping tooth ring 11 is inserted into the annular clamping tooth groove 15 of the lock shaft platform 6 and the reset spring 4 is stretched, then the pressing handle 5 is rotated along the connecting groove 14 to the bottom end of the short groove 13, the pressing handle 5 drives the lock shaft pressing plate 3 and the lock shaft platform 6 to rotate, then the pressing handle 5 is loosened, the reset spring 4 drives the lock shaft pressing plate 3 to move upwards and simultaneously drives the pressing handle 5 to move upwards and be clamped into the short groove 13, the stroke of the short groove 13 is shorter than that of the long groove 12, so the annular clamping tooth ring 11 at the bottom of the lock shaft pressing plate 3 is still clamped into the annular clamping tooth groove 15 of the lock shaft platform 6 after the lock shaft pressing plate 3 moves upwards, the pressing handle 5 is limited by the short groove 13 so that the lock shaft pressing plate 3 can not rotate, the lock shaft pressing plate 3 can not rotate because the annular clamping tooth ring 11 is, the spindle locking platform 6 cannot rotate to lock the spindle rotor 7, the milling cutter 20 is installed after locking, the top end of the milling cutter 20 is inserted into the cutter installation hole 16 of the locking head 1, then the locking nut 2 is screwed by using a socket wrench, the locking nut 2 moves upwards, the inner wall of the outer opening 19 contacts the rotary clamping block 18 firstly, the locking nut 2 is screwed continuously to ascend, the inner wall of the outer opening 19 continuously extrudes the rotary clamping block 18 to rotate inwards in the through hole 17 to clamp the milling cutter 20, and locking of the milling cutter 20 is completed.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. The utility model discloses each part that mentions is the common technique in prior art, and the technical personnel of this trade should understand, the utility model discloses do not receive the restriction of above-mentioned embodiment, the description only is the explanation in above-mentioned embodiment and the description the principle of the utility model, under the prerequisite that does not deviate from the spirit and the scope of the utility model, the utility model discloses still can have various changes and improvement, these changes and improvement all fall into the protection of claim the utility model is within the scope. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A cutter locking structure for a vertical milling machine is characterized by comprising a locking head, a locking nut, a locking shaft pressing plate, a reset spring, a pressing handle and a locking shaft platform, wherein the locking head is arranged at the bottom of a main shaft rotor;
one end of the reset spring is fixed in a groove at the bottom of the milling cutter spindle, the other end of the reset spring is fixedly connected with the lock spindle pressing plate, an annular clamping gear ring is arranged on the bottom surface of the lock spindle pressing plate, a limiting groove is formed in the spindle base, a part of the pressing handle is arranged in the limiting groove, the limiting groove is composed of a long groove, a short groove and a connecting groove, the long groove and the short groove are respectively arranged on the spindle base along the axial direction, the bottoms of the long groove and the short groove are communicated through the connecting groove, and the connecting groove is arranged on the spindle base along the circumferential direction;
an annular tooth clamping groove is formed in the top surface of the lock shaft table;
the locking head is of a cylindrical structure, an external thread is arranged on the outer side of the locking head, the locking nut is installed on the outer side of the locking head through the external thread, a cutter mounting hole is formed in the center of the locking head, through holes are formed in the left side and the right side of the cutter mounting hole, a rotary clamping block is arranged in each through hole, one end of each rotary clamping block is fixed on the inner wall of each through hole through a rotating shaft, and an outer opening is formed in the top of the locking nut.
2. The tool locking structure for the vertical milling machine according to claim 1, wherein the spindle block and the spindle rotor are of an integral structure.
3. The cutter locking structure for the vertical milling machine according to claim 1, wherein the return spring is welded to the lock shaft pressing plate.
4. The tool locking structure for a vertical milling machine according to claim 1, wherein the limiting groove is a through groove.
5. The tool locking structure for a vertical milling machine according to claim 1, wherein the outer opening is gradually inclined outward from bottom to top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022516490.4U CN213646037U (en) | 2020-11-04 | 2020-11-04 | Cutter locking structure for vertical milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022516490.4U CN213646037U (en) | 2020-11-04 | 2020-11-04 | Cutter locking structure for vertical milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213646037U true CN213646037U (en) | 2021-07-09 |
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ID=76705878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022516490.4U Active CN213646037U (en) | 2020-11-04 | 2020-11-04 | Cutter locking structure for vertical milling machine |
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| CN (1) | CN213646037U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113579997A (en) * | 2021-08-04 | 2021-11-02 | 深圳戴尔蒙德科技有限公司 | Novel artificial tooth machining tool |
| CN119681639A (en) * | 2025-02-27 | 2025-03-25 | 山西北安消防技术有限公司 | Automatic installation device and method for fire extinguisher handle |
-
2020
- 2020-11-04 CN CN202022516490.4U patent/CN213646037U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113579997A (en) * | 2021-08-04 | 2021-11-02 | 深圳戴尔蒙德科技有限公司 | Novel artificial tooth machining tool |
| CN113579997B (en) * | 2021-08-04 | 2022-05-31 | 深圳戴尔蒙德科技有限公司 | Novel artificial tooth machining tool |
| CN119681639A (en) * | 2025-02-27 | 2025-03-25 | 山西北安消防技术有限公司 | Automatic installation device and method for fire extinguisher handle |
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