CN220805615U - Efficient spiral milling cutter - Google Patents
Efficient spiral milling cutter Download PDFInfo
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- CN220805615U CN220805615U CN202322684310.7U CN202322684310U CN220805615U CN 220805615 U CN220805615 U CN 220805615U CN 202322684310 U CN202322684310 U CN 202322684310U CN 220805615 U CN220805615 U CN 220805615U
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- rod
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- rotating
- edge part
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- 238000003801 milling Methods 0.000 title claims abstract description 22
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model discloses a high-efficiency spiral milling cutter, which relates to the technical field of milling cutters and comprises a cutter handle and a cutting edge part, wherein the cutting edge part is propped against the lower end of the cutter handle, the lower end of the cutter handle is provided with a jack, the top of the cutting edge part is fixedly provided with a plug rod, and the plug rod is spliced with the jack; grooves are formed in two sides of the jack, a rotating rod is rotatably arranged on one side of the groove, a rotating bar is fixedly sleeved on the rod wall of the rotating rod, a clamping block is fixedly arranged at the other end of the rotating bar, clamping grooves are formed in two sides of the inserting rod, and the clamping blocks are clamped with the corresponding clamping grooves on two sides; the outer wall of the knife handle is provided with a limiting mechanism for fixing the two rotating strips. The utility model can independently replace the damaged cutting edge part, can reduce the waste of materials and reduce the replacement cost.
Description
Technical Field
The utility model relates to the technical field of milling cutters, in particular to a high-efficiency spiral milling cutter.
Background
The milling cutter is a rotary cutter for milling and has one or more cutter teeth, and during operation, each cutter tooth cuts off the allowance of a workpiece intermittently in sequence.
The handle and the cutting edge of the traditional high-efficiency spiral milling cutter are usually designed integrally, after the cutting edge is broken, the whole cutter needs to be subjected to scrap, and the handle of the cutter is usually intact, so that the waste of materials is caused, and the replacement cost is high.
Disclosure of utility model
The present utility model has been made in view of the above-mentioned problems with existing high efficiency helical milling tools.
Therefore, the utility model aims to provide the efficient spiral milling cutter, which solves the problems that in the prior art, a cutter handle and a cutting edge part of the efficient spiral milling cutter are usually designed into a whole, after the cutting edge part is broken, the whole cutter needs to be subjected to scrap, and the cutter handle of the cutter is usually intact, so that the waste of materials is caused, and the replacement cost is high.
In order to achieve the above object, the present utility model provides the following technical solutions:
The high-efficiency spiral milling cutter comprises a cutter handle and a cutting edge part, wherein the cutting edge part is propped against the lower end of the cutter handle, a jack is formed in the lower end of the cutter handle, an inserting rod is fixedly arranged at the top of the cutting edge part, and the inserting rod is inserted into the jack;
grooves are formed in two sides of the jack, a rotating rod is rotatably arranged on one side of the groove, a rotating bar is fixedly sleeved on the rod wall of the rotating rod, a clamping block is fixedly arranged at the other end of the rotating bar, clamping grooves are formed in two sides of the inserting rod, and the clamping blocks are clamped with the corresponding clamping grooves on two sides;
The outer wall of the knife handle is provided with a limiting mechanism for fixing the two rotating strips.
Preferably, the stop gear includes solid fixed ring and expansion ring, gu fixed cover of fixed ring locates the lower extreme outer wall of handle of a knife, the expansion ring sets up in gu fixed ring's upside and cup joints with the handle of a knife activity, two the outer wall of rotatory strip all contradicts with the inner wall of expansion ring, the through-hole has all been seted up to the both sides of expansion ring, peg graft in the inside of through-hole has the gag lever post, the lower extreme and the fixed ring fixed connection of gag lever post, the cavity has been seted up to the upper end of gag lever post, the inside slip of cavity is provided with the slider, the fixed dog that is provided with in one side of slider, the one end of dog extends to the outside of cavity and contradicts with the upper surface of expansion ring, the slider is kept away from the fixed spring that is provided with in one side of dog, the other end and the inner wall fixed connection of cavity of spring.
Preferably, the torsion spring is movably sleeved on the rod wall of the rotary rod, and two ends of the torsion spring are fixedly connected with the inner walls of the corresponding rotary rod and the corresponding groove respectively.
Preferably, the inner wall of the top end of the jack is fixedly provided with a square rod, the top end of the inserted rod is provided with a square groove, and the square rod is in sliding connection with the square groove.
Preferably, the longitudinal sections of the sliding block and the cavity are square.
Preferably, a gasket is fixedly arranged on the upper surface of the fixing ring.
In the technical scheme, the utility model has the technical effects and advantages that:
according to the utility model, the two side check blocks are pushed into the corresponding cavities, and then the movable ring is pulled upwards until being separated from the outer wall of the rotary strip, namely the limit of the rotary strip is released, at the moment, under the action of the elasticity of the torsion spring, the rotary rod drives the rotary strip to rotate in the direction away from the inserted rod, namely the clamping block rotates out of the clamping groove, namely the limit of the inserted rod is released, the inserted rod can be pulled out of the insertion hole, the separation of the cutting edge part and the cutter handle is realized, the damaged cutting edge part can be independently replaced, the waste of materials can be reduced, and the replacement cost is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of a high efficiency helical milling tool according to the present utility model;
FIG. 2 is an enlarged schematic view of the portion A of FIG. 1;
Fig. 3 is an enlarged schematic view of the structure of the part B in fig. 1.
Reference numerals illustrate:
1. A cutting edge portion; 2. a knife handle; 3. a rod; 4. square rods; 5. a rotating rod; 6. rotating the strip; 7. a clamping block; 8. a torsion spring; 9. a fixing ring; 10. a movable ring; 11. a limit rod; 12. a slide block; 13. a spring; 14. and a stop block.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
The embodiment of the utility model discloses a high-efficiency spiral milling cutter.
Referring to fig. 1-3, a high-efficiency spiral milling cutter comprises a cutter handle 2 and a cutting edge part 1, wherein the cutting edge part 1 is propped against the lower end of the cutter handle 2, a jack is formed in the lower end of the cutter handle 2, an inserting rod 3 is fixedly arranged at the top of the cutting edge part 1, the inserting rod 3 is inserted into the jack, a square rod 4 is fixedly arranged on the inner wall of the top end of the jack, a square groove is formed in the top end of the inserting rod 3, the square rod 4 is inserted into the square groove in a sliding manner, and the inserting rod 3 can be limited, so that the cutting edge part 1 cannot rotate relative to the cutter handle 1;
Grooves are formed in two sides of the jack, a rotating rod 5 is arranged on one side of the groove in a rotating mode, a rotating rod 6 is fixedly sleeved on the rod wall of the rotating rod 5, a torsion spring 8 is movably sleeved on the rod wall of the rotating rod 5, two ends of the torsion spring 8 are fixedly connected with the corresponding rotating rod 5 and the inner wall of the groove respectively, under a natural state, the elastic force of the torsion spring 8 can enable the rotating rod 5 to drive the rotating rod 6 to move towards one side far away from the inserting rod 3, clamping blocks 7 are fixedly arranged on the other end of the rotating rod 6, clamping grooves are formed in two sides of the inserting rod 3, and the two side clamping blocks 7 are connected with the corresponding clamping grooves in a clamping mode.
Referring to fig. 1-3, the outer wall of the handle 2 is provided with a limiting mechanism that secures the two rotating strips 6. The limiting mechanism comprises a fixed ring 9 and a movable ring 10, wherein the fixed ring 9 is fixedly sleeved on the outer wall of the lower end of the tool handle 2, the movable ring 10 is arranged on the upper side of the fixed ring 9 and movably sleeved with the tool handle 2, the outer walls of the two rotating strips 6 are respectively abutted against the inner wall of the movable ring 10, through holes are formed in two sides of the movable ring 10, a limiting rod 11 is inserted into the through holes, the lower end of the limiting rod 11 is fixedly connected with the fixed ring 9, a cavity is formed in the upper end of the limiting rod 11, a sliding block 12 is arranged in the cavity in a sliding manner, a stop block 14 is fixedly arranged on one side of the sliding block 12, one end of the stop block 14 extends to the outer side of the cavity and is abutted against the upper surface of the movable ring 10, a spring 13 is fixedly arranged on one side of the sliding block 12, the other end of the spring 13 is fixedly connected with the inner wall of the cavity, the sliding block 12 and the longitudinal section of the cavity are square, so that the sliding block 12 cannot rotate, namely, a gasket is fixedly arranged on the upper surface of the fixed ring 9, and the stability of the connection of the cutting edge part 1 and the tool handle 2 can be improved.
In the utility model, when the rotary cutting tool is used, the two side stop blocks 14 are pushed into the corresponding cavities, then the movable ring 10 is pulled upwards until being separated from the outer wall of the rotary strip 6, namely the limit of the rotary strip 6 is released, at the moment, under the elastic force of the torsion spring 8, the rotary rod 5 drives the rotary strip 6 to rotate in the direction away from the inserted rod 3, namely the clamping block 7 rotates out of the clamping groove, namely the limit of the inserted rod 3 is released, namely the inserted rod 3 can be pulled out of the insertion hole, the separation of the cutting edge part 1 and the tool handle 2 is realized, the damaged cutting edge part 1 can be independently replaced, the waste of materials can be reduced, and the replacement cost is reduced.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (6)
1. The efficient spiral milling cutter comprises a cutter handle (2) and a cutting edge part (1), and is characterized in that the cutting edge part (1) is propped against the lower end of the cutter handle (2), a jack is formed in the lower end of the cutter handle (2), an inserting rod (3) is fixedly arranged at the top of the cutting edge part (1), and the inserting rod (3) is inserted into the jack;
Grooves are formed in two sides of the jack, a rotating rod (5) is rotatably arranged on one side of the groove, a rotating strip (6) is fixedly sleeved on the rod wall of the rotating rod (5), a clamping block (7) is fixedly arranged at the other end of the rotating strip (6), clamping grooves are formed in two sides of the inserting rod (3), and the clamping blocks (7) are clamped with the corresponding clamping grooves on two sides;
The outer wall of the knife handle (2) is provided with a limiting mechanism for fixing the two rotating strips (6).
2. The efficient spiral milling cutter according to claim 1, wherein the limiting mechanism comprises a fixed ring (9) and a movable ring (10), the fixed ring (9) is fixedly sleeved on the outer wall of the lower end of the cutter handle (2), the movable ring (10) is arranged on the upper side of the fixed ring (9) and movably sleeved with the cutter handle (2), the outer walls of the two rotating strips (6) are in contact with the inner wall of the movable ring (10), through holes are formed in the two sides of the movable ring (10), a limiting rod (11) is inserted in the through holes, the lower end of the limiting rod (11) is fixedly connected with the fixed ring (9), a cavity is formed in the upper end of the limiting rod (11), a sliding block (12) is arranged in the cavity in a sliding mode, one side of the sliding block (12) is fixedly provided with a stop block (14), one end of the stop block (14) extends to the outer side of the cavity and is in contact with the upper surface of the movable ring (10), one side, away from the stop block (12) is fixedly provided with a spring (13), and the other end of the spring (13) is fixedly connected with the inner wall of the cavity.
3. The efficient spiral milling cutter according to claim 1, wherein a torsion spring (8) is movably sleeved on the rod wall of the rotary rod (5), and two ends of the torsion spring (8) are fixedly connected with the corresponding rotary rod (5) and the inner wall of the groove respectively.
4. The efficient spiral milling cutter according to claim 1, wherein a square rod (4) is fixedly arranged on the inner wall of the top end of the insertion hole, a square groove is formed in the top end of the insertion rod (3), and the square rod (4) is in sliding insertion connection with the square groove.
5. The efficient helical milling cutter according to claim 2, wherein the longitudinal cross-section of the slide (12) and the cavity are square.
6. A high efficiency helical milling cutter according to claim 2, characterized in that the upper surface of the stationary ring (9) is fixedly provided with shims.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322684310.7U CN220805615U (en) | 2023-10-08 | 2023-10-08 | Efficient spiral milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322684310.7U CN220805615U (en) | 2023-10-08 | 2023-10-08 | Efficient spiral milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220805615U true CN220805615U (en) | 2024-04-19 |
Family
ID=90699001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322684310.7U Active CN220805615U (en) | 2023-10-08 | 2023-10-08 | Efficient spiral milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220805615U (en) |
-
2023
- 2023-10-08 CN CN202322684310.7U patent/CN220805615U/en active Active
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