CN221247063U - Knife handle and knife adopting same - Google Patents
Knife handle and knife adopting same Download PDFInfo
- Publication number
- CN221247063U CN221247063U CN202421133047.0U CN202421133047U CN221247063U CN 221247063 U CN221247063 U CN 221247063U CN 202421133047 U CN202421133047 U CN 202421133047U CN 221247063 U CN221247063 U CN 221247063U
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- cutter
- bevel gear
- handle
- knife
- fixing
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- 238000003801 milling Methods 0.000 claims abstract description 53
- 230000005540 biological transmission Effects 0.000 claims description 24
- 238000004062 sedimentation Methods 0.000 claims description 4
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to a knife handle and a knife adopting the knife handle in the technical field of knives. When the driving nut drives the rotating shaft to rotate, the driving shaft can be driven to rotate under the meshing connection of the first bevel gear and the second bevel gear, meanwhile, under the meshing connection of the third bevel gear and the fourth bevel gear, the moving plate on the rod body of the first screw drives the connecting block on the right end of the clamping plate away from the milling cutter, and under the meshing connection of the third bevel gear and the fifth bevel gear, the moving plate on the rod body of the second screw drives the connecting block on the right end of the clamping plate away from the milling cutter, so that the quick replacement of the milling cutter can be quickly realized.
Description
Technical Field
The utility model relates to the technical field of cutters, in particular to a cutter handle and a cutter adopting the cutter handle.
Background
The tool handle is a tool, mainly comprises a mechanical main shaft, a cutter and other accessory tool connecting pieces, so that the cutter is conveniently protected, particularly, a milling cutter for milling parts can be worn when the milling cutter is used for a long time, and the worn milling cutter needs to be replaced from the tool handle in time; and when the milling cutter is disassembled, the milling cutter and the cutter handle are disassembled through the traction bolt and the thread groove, so that the milling cutter is inconvenient to disassemble from the cutter handle rapidly.
For example, a novel diamond cutter with a Chinese patent application number of CN202220043408.7, wherein the cutter handle is a metal material plate with a columnar structure; an inserting structure is arranged between the cutter head and the cutter handle, and is suitable for fixing the section position of the cutter head; the tail section is provided with a traction fixing assembly which penetrates through the cutter handle and is connected to the tail part of the cutter head, so that the horizontal axial position of the cutter head is fixed; the plug-in mounting structure includes: a plug-in mounting seat and a slot; the tool bit tip is equipped with the cartridge seat, the cartridge seat is the prismatic structure of polyhedron, slot and cartridge seat match have been seted up to the handle of a knife tip, the slot is the recess of polyhedron structure. It has the following technical defects:
When dismantling milling cutter and handle of a knife, through untiing threaded connection between draw bolt in the tail section handle of a knife and the thread groove in the milling cutter, alright dismantle milling cutter and handle of a knife, but because the tail section of handle of a knife can be fixed in three-jaw chuck, need take out the handle of a knife from three-jaw chuck earlier, dismantle milling cutter and handle of a knife again, lead to can not unpack milling cutter and handle of a knife the problem of tearing apart fast.
Disclosure of utility model
In order to solve the problem that when the milling cutter and the cutter handle are disassembled, the milling cutter and the cutter handle can be disassembled by unlocking the threaded connection between the traction bolt in the cutter handle at the tail section and the threaded groove in the milling cutter, but because the tail section of the cutter handle can be fixed in the three-jaw chuck, the cutter handle is required to be taken out from the three-jaw chuck, and then the milling cutter and the cutter handle are disassembled, so that the milling cutter and the cutter handle cannot be disassembled rapidly, the utility model provides the following technical scheme:
The utility model provides a handle of a knife, includes the fixed handle of a knife body of placing on three-jaw chuck, the inside grafting of handle of a knife body has the cutter that is used for milling to the part, the internal fixing device that is used for carrying out locking fixed to the cutter that is provided with of handle of a knife body.
The fixing device comprises an adjusting component which is arranged in the cutter handle body and used for rotating, a driving component which is used for driving the adjusting component to rotate is arranged above the adjusting component, upper and lower clamping components which are used for locking and fixing the cutter up and down are arranged on the upper side and the lower side of the adjusting component, and front and rear clamping components which are used for locking and fixing the cutter up and down are arranged on the front and rear sides of the adjusting component.
Further, the driving assembly comprises a rotating shaft movably connected with the cutter handle body, a bevel gear I used for driving the adjusting assembly to rotate is fixedly arranged at the bottom end of the rotating shaft, and a nut used for driving the rotating shaft to rotate is fixedly arranged at the top end of the rotating shaft.
Further, the adjusting component comprises a transmission shaft which is arranged in the cutter handle body and used for rotating, a bevel gear II which is used for being meshed and connected with the bevel gear I is arranged on the shaft body of the transmission shaft, a bevel gear III which is used for driving the front and rear clamping component and the upper and lower clamping component to lock and fix the cutter is arranged on the shaft body of the transmission shaft, and the bevel gear III is positioned on the left side of the bevel gear II.
Further, the front and back clamping assembly comprises a bevel gear IV which is connected with the bevel gear III in a meshed manner, one end, far away from the transmission shaft, of the bevel gear IV is fixedly provided with a first screw rod used for rotating, a first moving plate used for moving back and forth along the rod body of the first screw rod is connected onto the rod body of the first screw rod in a threaded manner, and the left end of the first moving plate is fixedly provided with a first clamping plate used for locking and fixing a cutter back and forth.
Further, the upper clamping assembly and the lower clamping assembly comprise a gear five which is connected with a bevel gear three in a meshed manner, one end, far away from the transmission shaft, of the gear five is fixedly provided with a screw rod II which is used for rotating, a moving plate II which is used for moving up and down along the rod body of the screw rod II is connected onto the rod body of the screw rod II in a threaded manner, and the left end of the moving plate II is fixedly provided with a clamping plate II which is used for locking and fixing a cutter.
Further, a fixing plate for movably connecting the transmission shaft is arranged in the cavity of the cutter handle body, a long groove for locking and fixing the cutter by the driving clamping plate of the moving plate is formed in the plate body of the fixing plate, and a sedimentation hole is formed in the handle body of the cutter handle body.
The utility model further provides a cutter arranged on the cutter handle, the cutter comprises a cutter, the cutter is arranged on the left side of the cutter handle body, the cutter comprises a milling cutter for milling a part, the right end of the milling cutter is provided with a connecting block for supporting the milling cutter, and the cross section of the connecting block is a square block.
Compared with the prior art, the utility model has the beneficial effects that:
Through setting up drive assembly, adjusting part, front and back clamping assembly and upper and lower clamping assembly to when needs change the cutter, but drive nut drives the pivot and rotates, and under the meshing of bevel gear one and bevel gear two, alright drive the rotation of transmission shaft, simultaneously under the meshing of bevel gear three and bevel gear four, make the movable plate on the body of rod of screw one drive the connecting block on the milling cutter right-hand member of a pair of keeping away from of grip block, simultaneously under the meshing of bevel gear three and bevel gear five, make the movable plate on the body of rod of screw two drive the connecting block on the milling cutter right-hand member of keeping away from of grip block two, alright realize the quick dismantlement change to the milling cutter.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a cutter structure according to the present utility model;
FIG. 3 is a schematic view of a fixing device according to the present utility model;
FIG. 4 is a cross-sectional view of a tool shank according to the present utility model;
Fig. 5 is a diagram showing the cooperation of the front and rear clamping assemblies and the upper and lower clamping assemblies according to the present utility model.
In the drawings, the list of part names represented by the reference numerals is as follows:
100. The tool handle comprises a tool handle body, 101, a sedimentation hole, 102, a fixing plate, 103 and a long groove;
200. a cutter, 201, a connecting block, 202 and a milling cutter;
300. The device comprises a fixing device, 310, a driving assembly, 311, nuts, 312, a rotating shaft, 313, first bevel gears, 320, an adjusting assembly, 321, a transmission shaft, 322, second bevel gears, 323, third bevel gears, 330, front and rear clamping assemblies, 331, fourth bevel gears, 332, first screw rods, 333, first moving plates, 334, first clamping plates, 340, upper and lower clamping assemblies, 341, fifth gears, 342, second screw rods, 343, second moving plates, 344 and second clamping plates.
Detailed Description
Preferred embodiments for carrying out the present utility model are described in detail below, and a clear and complete description thereof is provided with reference to the accompanying drawings.
Referring to fig. 1-4, the present utility model provides a tool shank and a tool employing the same.
The tool handle is a tool, mainly comprises a mechanical main shaft, a cutter and other accessory tool connecting pieces, so that the cutter is conveniently protected, particularly, a milling cutter for milling parts can be worn when the milling cutter is used for a long time, and the worn milling cutter needs to be replaced from the tool handle in time; when the cutter handle of the existing milling cutter is disassembled, the milling cutter and the cutter handle are disassembled through the traction bolt and the thread groove, so that the milling cutter is inconvenient to disassemble from the cutter handle quickly; therefore, improvement is needed, wherein the three-jaw chuck comprises a tool holder body 100 fixedly arranged on the three-jaw chuck, a tool 200 for milling a part is inserted into the tool holder body 100, and a fixing device 300 for locking and fixing the tool 200 is arranged in the tool holder body 100;
A fixing plate 102 for movably connecting the transmission gear 321 is arranged in the cavity of the knife handle body 100, the fixing plate 102 is circular, and the fixing plate 102 is welded on the inner wall of the knife handle body 100; the plate body of the fixed plate 102 is provided with four long grooves 103 for driving the clamping plate 334 to lock and fix the cutter 200 by the moving plate 333, and the four long grooves 103 are distributed on the plate body of the fixed plate 102 in a circumferential array; a sinking hole 101 is formed in the shank body of the shank body 100;
The cutter 200 is arranged on the left side of the cutter handle body 100, the cutter 200 comprises a milling cutter 202 for milling a part, a connecting block 201 for supporting the milling cutter 202 is arranged at the right end of the milling cutter 202, and the cross section of the connecting block 201 is a square block;
The fixing device 300 comprises an adjusting component 320 which is arranged in the cutter handle body 100 and used for rotating, a driving component 310 which is used for driving the adjusting component 320 to rotate is arranged above the adjusting component 320, upper and lower clamping components 340 which are used for locking and fixing the cutter 200 up and down are arranged at the upper side and the lower side of the adjusting component 320, front and rear clamping components 330 which are used for locking and fixing the cutter 200 up and down are arranged at the front and rear sides of the adjusting component 320, so that when a connecting block 201 welded at the right end of the milling cutter 202 is required to be fixed, the connecting block 201 can be inserted into the cutter handle body 100, and then the adjusting component 320 is driven by the driving component 310 to clamp and fix the connecting block 201 by the front and rear clamping components 330 and the upper and lower clamping components 340, and the cutter 200 can be rapidly installed and fixed;
The driving assembly 310 comprises a rotating shaft 312 movably connected with the tool handle body 100, a bevel gear I313 for driving the adjusting assembly 320 to rotate is fixedly arranged at the bottom end of the rotating shaft 312, a nut 311 for driving the rotating shaft 312 to rotate is fixedly arranged at the top end of the rotating shaft 312, the nut 311 can rotate in the sedimentation hole 101, and a hexagonal wrench is conveniently arranged at the top end of the nut 311 to drive the rotating shaft 312 to rotate;
The adjusting component 320 comprises a transmission shaft 321 which is arranged in the tool handle body 100 and used for rotating, the two acting ends of the transmission shaft 321 are movably connected with the inner wall of the tool handle body 100, a bevel gear II 322 which is used for being meshed with the bevel gear I313 is arranged on the shaft body of the transmission shaft 321, a bevel gear III 323 which is used for driving the front and rear clamping component 330 and the upper and lower clamping component 340 to lock and fix the tool 200 is arranged on the shaft body of the transmission shaft 321, and the bevel gear III 323 is positioned on the left side of the bevel gear II 322, so that when a connecting block 201 on the right end of the milling cutter 202 needs to be locked and fastened, the rotating shaft 312 can be driven to rotate through a hexagonal wrench control nut 311, and the rotation of the transmission shaft 321 can be driven under the meshed connection of the bevel gear I313 and the bevel gear II 322, and meanwhile, the bevel gear III 323, the front and rear adjusting component 330 and the upper and lower adjusting component 340 lock and fix the connecting block 201 on the right end of the milling cutter 202;
The front and rear clamping assembly 330 comprises a bevel gear IV 331 which is meshed with the bevel gear III 323, one end of the bevel gear IV 331, which is far away from the transmission shaft 321, is fixedly provided with a first screw rod 332 for rotation, a first moving plate 333 for moving forwards and backwards along the rod body of the first screw rod 332 is connected on the rod body of the first screw rod 332 in a threaded manner, and a clamping plate I334 for locking and fixing the cutter 200 forwards and backwards is fixedly arranged at the left end of the first moving plate 333; therefore, when the driving nut 311 drives the rotating shaft 312 to rotate, and under the meshing connection of the first bevel gear 313 and the second bevel gear 322, the transmission shaft 321 can be driven to rotate, and meanwhile, under the meshing connection of the third bevel gear 323 and the fourth bevel gear 331, the moving plate 333 on the rod body of the first screw 332 drives the clamping plate 334 to lock and fix the connecting block 201 on the right end of the milling cutter 202, so that the cutter 200 can be quickly detached from the cutter handle body 100 for replacement;
the upper and lower clamping assembly 340 comprises a bevel gear five 341 which is meshed with a bevel gear three 323, one end of the bevel gear five 341 away from the transmission shaft 321 is fixedly provided with a screw rod two 342 for rotation, a rod body of the screw rod two 342 is connected with a moving plate two 343 for moving up and down along the rod body of the screw rod two 342 in a threaded manner, and the left end of the moving plate two 343 is fixedly provided with a clamping plate two 344 for locking and fixing the cutter 200; therefore, when the tool 200 needs to be replaced, the nut 311 can be driven to rotate the rotating shaft 312, and the transmission shaft 321 can be driven to rotate under the meshing connection of the first 313 and the second 322 bevel gears, meanwhile, under the meshing connection of the third 323 bevel gears and the fourth 331 bevel gears, the first moving plate 333 on the rod body of the first 332 bevel gears drives the first 334 clamping plate to be far away from the connecting block 201 on the right end of the milling cutter 202, and meanwhile, under the meshing connection of the third 323 bevel gears and the fifth 341 bevel gears, the second moving plate 343 on the rod body of the second 342 bevel gears drives the second 344 clamping plate to be far away from the connecting block 201 on the right end of the milling cutter 202, so that the rapid disassembly and replacement of the milling cutter 201 can be rapidly realized.
Based on the above description and the drawings, one skilled in the art will be able to understand and practice the present utility model. Furthermore, any non-inventive modifications to the present utility model that would not be made by a person skilled in the art without the inventive effort would still fall within the scope of the present utility model.
Claims (7)
1. A tool shank comprising a shank body (100) fixedly disposed on a three-jaw chuck, characterized in that: a cutter (200) for milling the part is inserted into the cutter handle body (100), and a fixing device (300) for locking and fixing the cutter (200) is arranged in the handle body of the cutter handle body (100);
Fixing device (300) are including setting up inside being used for pivoted regulation subassembly (320) at handle of a knife body (100), the top of regulation subassembly (320) is provided with and is used for driving regulation subassembly (320) and carry out pivoted drive assembly (310), the upper and lower both sides of regulation subassembly (320) are provided with upper and lower clamping assembly (340) that are used for carrying out locking fixed from top to bottom to cutter (200), the front and back both sides of regulation subassembly (320) are provided with front and back clamping assembly (330) that are used for carrying out locking fixed from top to bottom to cutter (200).
2. A tool shank according to claim 1, wherein: the driving assembly (310) comprises a rotating shaft (312) movably connected with the tool handle body (100), a bevel gear I (313) used for driving the adjusting assembly (320) to rotate is fixedly arranged at the bottom end of the rotating shaft (312), and a nut (311) used for driving the rotating shaft (312) to rotate is fixedly arranged at the top end of the rotating shaft (312).
3. A tool shank according to claim 2, wherein: the adjusting component (320) comprises a transmission shaft (321) which is arranged in the cutter handle body (100) and used for rotating, a bevel gear II (322) which is used for being meshed with the bevel gear I (313) is arranged on the shaft body of the transmission shaft (321), a bevel gear III (323) which is used for locking and fixing the cutter (200) by the front clamping component (330) and the rear clamping component (340) and the upper clamping component (340) is arranged on the shaft body of the transmission shaft (321), and the bevel gear III (323) is positioned on the left side of the bevel gear II (322).
4. A tool shank according to claim 3, wherein: the front clamping assembly (330) comprises a bevel gear IV (331) which is meshed with a bevel gear III (323), one end, away from a transmission shaft (321), of the bevel gear IV (331) is fixedly provided with a first screw rod (332) used for rotating, a first moving plate (333) used for moving forwards and backwards along the rod body of the first screw rod (332) is connected to the rod body of the first screw rod (332) in a threaded mode, and the left end of the first moving plate (333) is fixedly provided with a first clamping plate (334) used for locking and fixing a cutter (200) forwards and backwards.
5. A tool shank according to claim 4, wherein: the upper clamping assembly (340) comprises a gear five (341) meshed with the bevel gear three (323), one end, away from the transmission shaft (321), of the gear five (341) is fixedly provided with a screw rod two (342) used for rotating, a moving plate two (343) used for moving up and down along the rod body of the screw rod two (342) is connected onto the rod body of the screw rod two (342) in a threaded mode, and the left end of the moving plate two (343) is fixedly provided with a clamping plate two (344) used for locking and fixing the cutter (200).
6. A tool shank according to claim 4, wherein: a fixing plate (102) used for movably connecting a transmission shaft (321) is arranged in a cavity of the knife handle body (100), a long groove (103) used for a first moving plate (333) to drive a first clamping plate (334) to lock and fix the knife (200) is formed in a plate body of the fixing plate (102), and a sedimentation hole (101) is formed in a handle body of the knife handle body (100).
7. A tool mounted on the shank of any one of claims 1-6, characterized by: the cutter (200) is arranged on the left side of the cutter handle body (100), the cutter (200) comprises a milling cutter (202) used for milling a part, the right end of the milling cutter (202) is provided with a connecting block (201) used for supporting the milling cutter (202), and the cross section of the connecting block (201) is square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421133047.0U CN221247063U (en) | 2024-05-23 | 2024-05-23 | Knife handle and knife adopting same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421133047.0U CN221247063U (en) | 2024-05-23 | 2024-05-23 | Knife handle and knife adopting same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221247063U true CN221247063U (en) | 2024-07-02 |
Family
ID=91625050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421133047.0U Active CN221247063U (en) | 2024-05-23 | 2024-05-23 | Knife handle and knife adopting same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221247063U (en) |
-
2024
- 2024-05-23 CN CN202421133047.0U patent/CN221247063U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |