CN203470940U - Turning tool holder and clamping piece thereof - Google Patents
Turning tool holder and clamping piece thereof Download PDFInfo
- Publication number
- CN203470940U CN203470940U CN201320458783.9U CN201320458783U CN203470940U CN 203470940 U CN203470940 U CN 203470940U CN 201320458783 U CN201320458783 U CN 201320458783U CN 203470940 U CN203470940 U CN 203470940U
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- blade
- holder
- inclined plane
- pressure head
- tool holder
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Abstract
The utility model relates to a turning tool holder and a clamping piece thereof. The turning tool holder comprises a knife handle and the clamping piece, wherein the clamping piece is fixedly assembled at the front end of the knife handle; a blade mounting groove for assembling and supporting a blade is formed in the front end of the knife handle; a pressing head for applying downward clamping force on the upper surface of the blade is arranged at the front end of the clamping piece; an inward recessed step structure for breaking and removing chips is arranged on the clamping piece near the front end of the pressing head; the inward recessed step structure comprises a guiding surface extending from the front part of the pressing head to the back part and used for connecting with the upper surface of the blade to guide the chips from the upper surface of the blade into the inward recessed step structure, and a stopping surface stood at the back end of the guiding surface and used for stopping the movement of the chips. The turning tool holder and the clamping piece thereof can effectively realize the chip break and removal to prevent excessive length of the chips from being wound on the blade, a workpiece and the turning tool holder, so that the workpiece processing precision is improved, and the workpiece surface roughness is reduced.
Description
Technical field
The utility model relates to tool holder and holder thereof.
Background technology
The patent No. is that 200620133468.9 Chinese patent has been announced a kind of tool holder, comprise handle of a knife, the front end of handle of a knife is provided with holder mounting groove and the blade installation slot of stepped distribution, blade installation slot is lower than holder mounting groove, on the bottom land of holder mounting groove with corresponding offering for installing the fixing hole of set bolt on holder, on bottom land on blade installation slot with the corresponding locating hole offering for plug-in mounting bolt on blade, the front end of holder is provided with the breach for passing through for bolt, holder front portion has pressure head, the bottom of pressure head has the face of pressing, the face that presses applies downward chucking power for the rear portion of the upper surface to blade, the active area that presses face is less, blade is subject to the bottom land of blade installation slot and presses the common clamping action of face and be fixed.Yet there is following defect in this tool holder: complex structure, install loaded down with trivial details, little owing to pressing the active area of face, blade also needs to fix by bolt, and this tool holder in use, can produce very long cutting, this tool holder is chip breaking and chip removal effectively, smear metal meeting presents coil spring shape, and be wrapped in blade, on workpiece and tool holder, and can move and rotate with the operation of blade, the surface of the work cut that will cause processed mistake, thereby machining accuracy and the surface roughness that has increased workpiece have been reduced, smear metal even can be broken the cutter head of blade, cause blades fail, reduced the service life of blade.
Summary of the invention
The purpose of this utility model is to provide the tool holder of a kind of effectively chip breaking and chip removal.The utility model also provides a kind of holder for above-mentioned tool holder.
To achieve these goals, in the utility model, the holder of tool holder adopts following technical scheme: the holder of tool holder, the front end of holder has the pressure head that applies downward clamping force for the upper surface to blade, on described holder, in the front position place near pressure head, be provided with the indent ledge structure for chip breaking and chip removal, indent ledge structure comprises and being extended to rear portion by pressure head front portion, for being connected with the upper surface of blade, smear metal is guided to guide surface and the vertical stopping surface moving for block smear metal of being located at guide surface rear end of indent ledge structure from blade upper surface.
Holder comprises that fixed block and one be located at or be fixedly arranged on the clamping limb of fixed block one side, described pressure head is arranged at the front end of clamping limb, on the lower surface of pressure head, have the face that presses that applies downward chucking power for the rear portion of the upper surface to blade, described indent ledge structure is positioned at pressure head top.
Described guide surface comprise the first inclined plane of being obliquely installed from front to back from bottom to top and with the first back-connected horizontal stand terrace in inclined plane, second inclined plane that be from bottom to top from front to back obliquely installed of described stopping surface for being connected with the rear end of horizontal stand terrace, the bottom-up stepped distribution from front to back in described the first inclined plane, horizontal stand terrace and the second inclined plane.
The shape of cross section on the second inclined plane is oval.
In the utility model, tool holder adopts following technical scheme: tool holder, comprise handle of a knife and holder, holder is fixedly assemblied in the front end of handle of a knife, the front end of handle of a knife is provided with for assembling the blade installation slot of supporting blade, the front end of holder has the pressure head that applies downward clamping force for the upper surface to blade, on described holder, in the front position place near pressure head, be provided with the indent ledge structure for chip breaking and chip removal, indent ledge structure comprises and being extended to rear portion by pressure head front portion, for being connected with the upper surface of blade, smear metal is guided to guide surface and the vertical stopping surface moving for block smear metal of being located at guide surface rear end of indent ledge structure from blade upper surface.
The front end of handle of a knife is provided with for the locating platform of propclip gripping member is installed, locating platform is lower than the upper surface of handle of a knife, blade installation slot is lower than locating platform, on locating platform, offer fixing hole, holder comprises fixed block, fixed block is provided with the locating hole corresponding with described fixing hole, holder also comprises that one is located at or is fixedly arranged on the clamping limb of fixed block one side, described pressure head is arranged at the front end of clamping limb, on the lower surface of pressure head, there is the face that presses that applies downward chucking power for the rear portion of the upper surface to blade, described indent ledge structure is positioned at pressure head top, the described area that presses face is more than or equal to the area of the cross section of blade installation slot.
Described guide surface comprise the first inclined plane of being obliquely installed from front to back from bottom to top and with the first back-connected horizontal stand terrace in inclined plane, second inclined plane that be from bottom to top from front to back obliquely installed of described stopping surface for being connected with the rear end of horizontal stand terrace, the bottom-up stepped distribution from front to back in described the first inclined plane, horizontal stand terrace and the second inclined plane.
The shape of cross section on the second inclined plane is oval.
The beneficial effects of the utility model: adopt tool holder of the present utility model, owing to being provided with indent ledge structure in the front position place near pressure head on holder, in use, smear metal flows to the guide surface place of indent ledge structure along the upper surface of blade, this guide surface can guide the inside of chip-flowing indent ledge structure, and the stopping surface of indent ledge structure can stop flowing so that smear metal deforms and cuts off smear metal of smear metal, and form chip breaking and be convenient to chip removal, thereby, the utility model can effectively be realized chip breaking and chip removal, avoided smear metal long and be wrapped in blade, problem on workpiece and tool holder, thereby processing work precision and the surface roughness that has reduced workpiece have been improved.
Further, owing to pressing the area of face and be more than or equal to the area of the cross section of blade installation slot, only the clamping action by seal face and blade installation slot just can fix to clamp blade, existing blade also needs to fix by bolt, compared with prior art, compare, of the present utility model simple in structure, can simplify the installation procedure of blade.
Further, the first inclined plane and horizontal stand terrace, as guide surface, have not only played the effect of guiding smear metal, can reduce the flowing velocity of smear metal in indent ledge structure, so that smear metal is deformed by time enough on the second inclined plane simultaneously; The block on the second inclined plane is effective, can improve chip breaking efficiency and effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the handle of a knife in the embodiment 1 of tool holder of the present utility model;
Fig. 2 is the top view of the handle of a knife in the embodiment 1 of tool holder of the present utility model;
Fig. 3 is the structural representation of the holder in the embodiment 1 of tool holder of the present utility model;
Fig. 4 is the top view of holder in the embodiment 1 of tool holder of the present utility model;
Fig. 5 is the profile of the pressure head of holder in Fig. 4;
Fig. 6 is the use state diagram of the embodiment 1 of tool holder of the present utility model.
The specific embodiment
The embodiment 1 of tool holder of the present utility model, as shown in Fig. 1-6: tool holder, comprise handle of a knife 1 and holder 2, holder 2 is fixedly assemblied in the front end of handle of a knife 1, the front end of handle of a knife 1 is provided with for the locating platform 11 of propclip gripping member 2 being installed and for assembling the blade installation slot 12 of supporting blade 4, blade installation slot 12 is positioned at the front end of locating platform 11, locating platform 11 is lower than the upper surface of handle of a knife 1, blade installation slot 12 is lower than locating platform 11, and the front end of holder 2 has the pressure head that applies downward clamping force for the upper surface to blade.On holder 2 in being provided with the indent ledge structure for chip breaking and chip removal near the front position place of pressure head, indent ledge structure comprise by pressure head front portion, to rear portion, extended, for being connected with the upper surface of blade, smear metal is guided to the guide surface of indent ledge structure and founds the stopping surface moving for block smear metal of being located at guide surface rear end from blade upper surface.On locating platform 11, offer fixing hole 111, holder 2 comprises fixed block 21, and fixed block 21 is provided with the locating hole 212 for plug-in mounting set bolt 5 corresponding with fixing hole 111.Holder 2 also comprises that one is located at the clamping limb 22 of fixed block 21 1 sides, and pressure head 221 is arranged at the front end of clamping limb 22, and pressure head 221 can be used for covering the upper surface of blade.On the lower surface of pressure head, have the face that presses that applies downward chucking power for the upper surface to blade, in the present embodiment, indent ledge structure is positioned at pressure head top, and the area that presses face is more than or equal to the area of the cross section of blade installation slot 12.In the present embodiment, guide surface comprise the first inclined plane 231 of being obliquely installed from front to back from bottom to top and with the first back-connected horizontal stand terrace 232 in inclined plane 231, second inclined plane 233, the first inclined planes 231 that are from bottom to top from front to back obliquely installed, horizontal stand terrace 232 and the second inclined plane 233 bottom-up from front to back stepped distribution of stopping surface for being connected with the rear end of horizontal stand terrace 232.The junction that the anterior junction of the rear portion on the first inclined plane 231 and horizontal stand terrace 232 has for first rear portion on fin 241, the second inclined planes 233 perpendicular to smear metal moving direction and the upper surface of holder 2 has the second fin 242 perpendicular to smear metal moving direction.The shape of cross section on the second inclined plane 233 is oval, and the second fin 242 is arc section.
In other embodiment of tool holder of the present utility model, the second fin can also be straightway.
In other embodiment of tool holder of the present utility model, clamping limb can also be fixedly arranged on a side of fixed block.
In other embodiment of tool holder of the present utility model, indent ledge structure can also be for consisting of the first inclined plane and the second inclined plane, and the gradient on the second inclined plane is greater than the first inclined plane.
In other embodiment of tool holder of the present utility model, the area that presses face is greater than the area of the cross-sectional area of blade installation slot.
In other embodiment of tool holder of the present utility model, the area that presses face is less than the area of the cross-sectional area of blade installation slot, on the bottom land of blade installation slot, offer the first plug-in opening for plug-in mounting bolt, in use, need to second plug-in opening corresponding with the first plug-in opening will be offered on blade.
The embodiment of the holder of the utility model tool holder, the structure of the holder in the embodiment of the structure of this holder and above-mentioned the utility model tool holder is identical, and at this, it is no longer repeated.
Claims (8)
1. the holder of tool holder, the front end of holder has the pressure head that applies downward clamping force for the upper surface to blade, it is characterized in that: on described holder in being provided with the indent ledge structure for chip breaking and chip removal near the front position place of pressure head, indent ledge structure comprise by pressure head front portion, to rear portion, extended, for being connected with the upper surface of blade, smear metal is guided to the guide surface of indent ledge structure and founds the stopping surface moving for block smear metal of being located at guide surface rear end from blade upper surface.
2. the holder of tool holder according to claim 1, it is characterized in that: holder comprises that fixed block and one be located at or be fixedly arranged on the clamping limb of fixed block one side, described pressure head is arranged at the front end of clamping limb, on the lower surface of pressure head, have the face that presses that applies downward chucking power for the rear portion of the upper surface to blade, described indent ledge structure is positioned at pressure head top.
3. the holder of tool holder according to claim 1 and 2, it is characterized in that: described guide surface comprise the first inclined plane of being obliquely installed from front to back from bottom to top and with the first back-connected horizontal stand terrace in inclined plane, second inclined plane that be from bottom to top from front to back obliquely installed of described stopping surface for being connected with the rear end of horizontal stand terrace, the bottom-up stepped distribution from front to back in described the first inclined plane, horizontal stand terrace and the second inclined plane.
4. the holder of tool holder according to claim 3, is characterized in that: the shape of cross section on the second inclined plane is for oval.
5. tool holder, comprise handle of a knife and holder, holder is fixedly assemblied in the front end of handle of a knife, the front end of handle of a knife is provided with for assembling the blade installation slot of supporting blade, the front end of holder has the pressure head that applies downward clamping force for the upper surface to blade, it is characterized in that: on described holder, in the front position place near pressure head, be provided with the indent ledge structure for chip breaking and chip removal, indent ledge structure comprises and being extended to rear portion by pressure head front portion, for being connected with the upper surface of blade, smear metal is guided to guide surface and the vertical stopping surface moving for block smear metal of being located at guide surface rear end of indent ledge structure from blade upper surface.
6. tool holder according to claim 5, it is characterized in that: the front end of handle of a knife is provided with for the locating platform of propclip gripping member is installed, locating platform is lower than the upper surface of handle of a knife, blade installation slot is lower than locating platform, on locating platform, offer fixing hole, holder comprises fixed block, fixed block is provided with the locating hole corresponding with described fixing hole, holder also comprises that one is located at or is fixedly arranged on the clamping limb of fixed block one side, described pressure head is arranged at the front end of clamping limb, on the lower surface of pressure head, there is the face that presses that applies downward chucking power for the rear portion of the upper surface to blade, described indent ledge structure is positioned at pressure head top, the described area that presses face is more than or equal to the area of the cross section of blade installation slot.
7. according to the tool holder described in claim 5 or 6, it is characterized in that: described guide surface comprise the first inclined plane of being obliquely installed from front to back from bottom to top and with the first back-connected horizontal stand terrace in inclined plane, second inclined plane that be from bottom to top from front to back obliquely installed of described stopping surface for being connected with the rear end of horizontal stand terrace, the bottom-up stepped distribution from front to back in described the first inclined plane, horizontal stand terrace and the second inclined plane.
8. tool holder according to claim 7, is characterized in that: the shape of cross section on the second inclined plane is for oval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320458783.9U CN203470940U (en) | 2013-07-30 | 2013-07-30 | Turning tool holder and clamping piece thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320458783.9U CN203470940U (en) | 2013-07-30 | 2013-07-30 | Turning tool holder and clamping piece thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203470940U true CN203470940U (en) | 2014-03-12 |
Family
ID=50219350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320458783.9U Expired - Lifetime CN203470940U (en) | 2013-07-30 | 2013-07-30 | Turning tool holder and clamping piece thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203470940U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104923811A (en) * | 2015-06-05 | 2015-09-23 | 柳州市邕达工配厂 | Lathe groove tool rod with 70 holes |
| JP7061371B2 (en) | 2015-04-17 | 2022-04-28 | 上海睿▲ガオ▼信息科技有限公司 | Machine parts and their applications in cutting |
-
2013
- 2013-07-30 CN CN201320458783.9U patent/CN203470940U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7061371B2 (en) | 2015-04-17 | 2022-04-28 | 上海睿▲ガオ▼信息科技有限公司 | Machine parts and their applications in cutting |
| CN104923811A (en) * | 2015-06-05 | 2015-09-23 | 柳州市邕达工配厂 | Lathe groove tool rod with 70 holes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: FUNIK ULTRAHARD MATERIALS CO., LTD. Free format text: FORMER NAME: HE'NAN FUNIK ULTRAHARD MATERIAL CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 450001 Zhengzhou high tech Industrial Development Zone, Henan, Holly Street, No. 16 Patentee after: FUNIK ULTRAHARD MATERIAL Co.,Ltd. Address before: 450001 Zhengzhou high tech Industrial Development Zone, Henan, Holly Street, No. 16 Patentee before: HENAN FUNIK ULTRAHARD MATERIAL Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140312 |