CN210099045U - Tool for processing concave cylinder hole - Google Patents
Tool for processing concave cylinder hole Download PDFInfo
- Publication number
- CN210099045U CN210099045U CN201921033877.5U CN201921033877U CN210099045U CN 210099045 U CN210099045 U CN 210099045U CN 201921033877 U CN201921033877 U CN 201921033877U CN 210099045 U CN210099045 U CN 210099045U
- Authority
- CN
- China
- Prior art keywords
- cutter
- tool
- machining
- tertiary
- cylinder bore
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Milling Processes (AREA)
Abstract
The utility model discloses a cutter in processing female cylinder hole. The cutter for machining the inner concave cylinder hole comprises: the cutter body is provided with an oval abdicating side at the periphery, a first step, a second step and a third step are sequentially formed inwards from the axial front end of the cutter body, and the first step is a cutter head; the primary cutter is arranged on the cutter head, so that the diameter of the cutter head after the primary cutter is arranged is smaller than that of the hole in front of the cylinder hole; a secondary tool mounted on the second step for machining a cylinder bore chamfer; and a tertiary tool mounted on the third step for machining a concave cylinder bore. The cutter for machining the concave cylinder holes has the advantages that the concave cylinder holes are machined on the numerical control machine tool, the problem that the concave cylinder holes need to be machined by a special machine tool and a cutter is solved, and the cost is saved.
Description
Technical Field
The utility model relates to an engine field especially relates to a cutter in processing concave cylinder hole.
Background
In the field of machining, machining of the inner concave cylinder hole is a machining difficulty, and a frequently used method is that an expanded cutter is adopted to machine on a special machine tool, the expanded cutter is complex in structure and poor in machining stability, machining can be performed only on the special machine tool, machining cannot be performed on numerical control equipment of a flexible wire, flexible production cannot be achieved, special equipment and cutters need to be purchased for machining, and machining cost is increased for enterprises.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cutter in concave cylinder hole in processing that simple structure is reasonable, the cutter in this processing concave cylinder hole has realized processing out the spill jar hole on the digit control machine tool, has solved the difficult problem that spill jar hole must be processed with special machine tool and cutter, has practiced thrift the cost.
In order to achieve the above object, the utility model provides a cutter in processing concave cylinder hole, include: the cutter body is provided with an oval abdicating side at the periphery, a first step, a second step and a third step are sequentially formed inwards from the axial front end of the cutter body, and the first step is a cutter head; the primary cutter is arranged on the cutter head, so that the diameter of the cutter head after the primary cutter is arranged is smaller than that of the hole in front of the cylinder hole; a secondary tool mounted on the second step for machining a cylinder bore chamfer; and a tertiary tool mounted on the third step for machining a concave cylinder bore.
In a preferred embodiment, the primary cutter is a primary circular blade.
In a preferred embodiment, the secondary cutter comprises: the secondary cutter comprises a plurality of secondary cutter seats and secondary cutter bodies respectively arranged on the plurality of cutter seats; the tertiary cutter includes: a plurality of tertiary cutter holders and the tertiary cutter body of laying respectively on these a plurality of blade holders.
In a preferred embodiment, there are two secondary tool holders and three-stage tool holders.
In a preferred embodiment, the secondary cutter body is a secondary triangular blade; the three-stage cutter body is a three-stage circular blade.
In a preferred embodiment, the diameter of the tertiary and primary circular blades is equal.
In a preferred embodiment, the three stage toolholder is adjustable in both the radial and axial directions.
Compared with the prior art, according to the utility model discloses a cutter in processing concave cylinder hole has following beneficial effect: this cutter in processing concave cylinder hole processes out the position groove of letting, spill jar hole and jar hole chamfer in proper order through the three ladder of cutter body, has realized processing out the spill jar hole on the numerical control machine tool, has solved the difficult problem that spill jar hole must be processed with special machine tool and cutter, has practiced thrift the cost.
Drawings
Fig. 1 is a schematic structural view of an inner concave cylinder hole and a chamfer machined according to a first embodiment of the present invention.
Fig. 2 is a schematic structural view of a tool bit machining escape groove according to a first embodiment of the present invention.
Fig. 3 is a schematic structural view showing the deviation of the center of the cutter body from the center of the concave cylinder hole according to the first embodiment of the present invention.
Fig. 4 is a schematic structural view of the cutter body center returning to the center of the concave cylinder hole according to the first embodiment of the present invention.
Fig. 5 is a schematic structural view of a tertiary cutter entering a receding groove according to a first embodiment of the present invention.
Fig. 6 is a schematic view of a tool machining completion structure for machining a female cylinder hole according to the first embodiment of the present invention.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
As shown in fig. 1 to 6, a specific structure of a tool for machining a concave cylinder hole according to a preferred embodiment of the present invention includes: a knife body 8 and a three-stage knife tool arranged on the knife body 8. Wherein, the tertiary ladder of first ladder, second ladder and third ladder is formed to the front end of cutter body 8, is used for installing tertiary cutter unit spare respectively, processes out the position groove of giving a give way, spill jar hole and jar hole chamfer in proper order through the three ladder of cutter body, has realized processing out the spill jar hole on the digit control machine tool, has solved the difficult problem that spill jar hole must be processed with special purpose machine tool and cutter.
Specifically, as shown in fig. 6, the outer periphery of the cutter body 8 has an oval relief side 13 which is formed with a first step, a second step and a third step from the axial front end inwards in this order, wherein the first step is a cutter head 12, and the primary cutter is mounted on the cutter head 12 such that the diameter of the cutter head mounted with the primary cutter is smaller than the diameter of the bore front hole 1 (the diameter of the bore front hole 1 is smaller than the diameter of the concave bore) for machining the circular relief groove 4.
Preferably, the primary cutter is a primary circular blade 11.
The secondary tool is mounted on the second step for machining the cylinder bore chamfer 3.
Preferably, the secondary tool comprises: a plurality of second grade blade holders and the second grade cutter body of laying respectively on these blade holders.
Preferably, the number of the secondary tool holders is two.
Preferably, the two secondary tool holders are distributed at an angle θ.
Preferably, the secondary cutter body is a secondary triangular blade.
And the three-stage tool is arranged on the third step and used for machining the concave cylinder hole 2.
Preferably, the tertiary cutter comprises: a plurality of tertiary tool holders 7 and tertiary tool bodies respectively arranged on the plurality of tool holders.
Preferably, there are two tertiary holders 7.
Preferably, the two tertiary holders 7 are distributed at an angle θ.
Preferably, the tertiary cutter body is a tertiary circular insert 9.
Preferably, the diameter of the third stage circular blade 9 is equal to that of the first stage circular blade 11.
Preferably, the third-stage tool holder 7 is adjustable in the radial direction and the axial direction, after the third-stage tool holder 7 is provided with the blade 9, the radius of the concave cylinder hole 2 is compared through an adjustable mechanism, the distance from the cutting edge of the third-stage circular blade 9 to the center of the cutter body 8 is slightly reduced, one half of the cutter body is made into an oval abdicating side 13, and the third-stage circular blade 9 of the third step and the oval abdicating side 13 of the cutter body can both avoid the cylinder hole front hole 1. The first step tool bit 12 firstly processes a circular abdicating groove 4, the cutter body 8 eccentrically avoids the front hole 1 of the cylinder hole and then axially feeds, after entering the third-level cutter body and just facing the circular abdicating groove 4, the cutter body 8 returns, namely the third-level cutter body enters the circular abdicating groove 4, the cutter body axially feeds to process a concave cylinder hole 2 and simultaneously process a cylinder hole chamfer 3.
The processing method of the cutter for processing the concave cylinder hole comprises the step of sequentially processing the escape groove 4, the concave cylinder hole 2 and the cylinder hole chamfer 3 by adopting three steps of the cutter body.
As shown in fig. 2 to 6, the specific operation includes the following steps:
step 1, during machining, a first-stage cutter of a cutter head 12 firstly mills a circular abdicating groove 4 in an orifice of a concave cylinder hole 2 and returns a cutter body 8 to the center 5 of the cylinder hole 2;
step 3, the cutter body 8 returns to the center 5 of the concave cylinder hole, namely the three-stage cutter body enters the circular abdicating groove 4, before the step one, the radial size of the three-stage cutter body is slightly smaller than the radius of the circular abdicating groove 4, the three-stage cutter body is prevented from touching the circular abdicating groove 4, and the cutter body 8 is axially fed to process the concave cylinder hole 2 to the size through the three-stage cutter body;
and 4, when the third-level tool body is axially processed to the size, the second-level tool body simultaneously processes the cylinder hole chamfer 3.
To sum up, this cutter in processing concave cylinder hole processes out the position of letting groove, spill jar hole and jar hole chamfer in proper order through the three ladder of cutter body, has realized processing out the spill jar hole on the numerical control machine tool, has solved the difficult problem that spill jar hole must be processed with special machine tool and cutter, has practiced thrift the cost.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (7)
1. A tool for machining a female cylinder bore, comprising:
the cutter body is provided with an oval abdicating side at the periphery, a first step, a second step and a third step are sequentially formed inwards from the axial front end of the cutter body, and the first step is a cutter head;
the primary cutter is arranged on the cutter head, so that the diameter of the cutter head after the primary cutter is arranged is smaller than that of the hole in front of the cylinder hole;
a secondary tool mounted on the second step for machining a cylinder bore chamfer; and
a tertiary tool mounted on the third step for machining a concave cylinder bore.
2. A tool for machining a female cylinder bore as claimed in claim 1 wherein said primary tool is a primary circular blade.
3. A tool for machining a cylinder bore in a cylinder as defined in claim 2, wherein said secondary tool comprises: the secondary cutter comprises a plurality of secondary cutter seats and secondary cutter bodies respectively arranged on the plurality of cutter seats; the tertiary cutter includes: a plurality of tertiary cutter holders and the tertiary cutter body of laying respectively on these a plurality of blade holders.
4. The tool for machining a female cylinder bore as set forth in claim 3 wherein said secondary insert seat and said tertiary tool holder are each two in number.
5. The tool for machining a female cylinder bore as claimed in claim 4 wherein said secondary tool body is a secondary triangular blade; the three-stage cutter body is a three-stage circular blade.
6. A tool for machining a female cylinder bore as claimed in claim 5 wherein said tertiary and primary circular blades are of equal diameter.
7. The tool for machining a female cylinder bore as set forth in claim 6 wherein said tertiary toolholder is adjustable in both a radial direction and an axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921033877.5U CN210099045U (en) | 2019-07-03 | 2019-07-03 | Tool for processing concave cylinder hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921033877.5U CN210099045U (en) | 2019-07-03 | 2019-07-03 | Tool for processing concave cylinder hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210099045U true CN210099045U (en) | 2020-02-21 |
Family
ID=69567943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921033877.5U Active CN210099045U (en) | 2019-07-03 | 2019-07-03 | Tool for processing concave cylinder hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210099045U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110170687A (en) * | 2019-07-03 | 2019-08-27 | 广西玉柴机器股份有限公司 | Process the cutter and its processing method of concave shaped cylinder holes |
-
2019
- 2019-07-03 CN CN201921033877.5U patent/CN210099045U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110170687A (en) * | 2019-07-03 | 2019-08-27 | 广西玉柴机器股份有限公司 | Process the cutter and its processing method of concave shaped cylinder holes |
| CN110170687B (en) * | 2019-07-03 | 2024-01-26 | 广西玉柴机器股份有限公司 | Cutter for processing concave cylinder hole and processing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210099045U (en) | Tool for processing concave cylinder hole | |
| CN105512362B (en) | Based on workpiece-cutter geometrical characteristic parameter cutting data optimization method | |
| CN110091252B (en) | Mandrel for grinding end face cover plate and processing method of end face cover plate | |
| CN105252216A (en) | Machining method for large-length-diameter-ratio deep through holes in end face of round plate | |
| CN107671510A (en) | The processing method of glass reinforced plastic elbow die | |
| CN205020916U (en) | PCD profile milling cutter | |
| KR20110033475A (en) | Cutting tool of module type | |
| CN110170687B (en) | Cutter for processing concave cylinder hole and processing method thereof | |
| CN105081469A (en) | PCD molding reamer | |
| CN103692154A (en) | Method for forming radial through hole or radial blind hole in cylindrical shaft | |
| CN111515627A (en) | Machining method for spiral retainer ring parts | |
| CN214978016U (en) | Milling cutter structure for surface treatment | |
| CN201988782U (en) | Integrated milling cutter for forming end face and chamfer angle of pipeline | |
| CN204397027U (en) | A kind of overall intensification milling cutter | |
| CN201889550U (en) | Expanding and reaming extrusion tool | |
| CN202952049U (en) | Boring head provided with both boring hole and tapping machine | |
| CN210848478U (en) | Gear shaving cutter jig tool | |
| CN207171028U (en) | A kind of wolfram steel tack chit drill | |
| CN208613847U (en) | Milling cutter | |
| CN104439332A (en) | Boring cutter for oil seal holes | |
| CN205289863U (en) | Interior cold ladder straight -flute drill in nonrust steel valve seat hole of processing martensite | |
| CN204603335U (en) | A kind of gang tool of external splines nylon coated layer processing | |
| CN210172564U (en) | Piston machining cutter and piston machining lathe with same | |
| CN202021350U (en) | Steel pipe chamfering knife | |
| CN220006030U (en) | Combined rough boring cutter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |