CN207787739U - A kind of turning tool rod - Google Patents
A kind of turning tool rod Download PDFInfo
- Publication number
- CN207787739U CN207787739U CN201721871774.7U CN201721871774U CN207787739U CN 207787739 U CN207787739 U CN 207787739U CN 201721871774 U CN201721871774 U CN 201721871774U CN 207787739 U CN207787739 U CN 207787739U
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- reference plane
- turning
- cutter head
- knife
- erecting bed
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Abstract
The application provides a kind of lathe quick change multi-function vehicle knife bar, the turning tool rod includes quick change block (1) and the handle of a knife (2) detachably installed with the quick change block (1), after turning insert is installed on the quick change block (1), the point of a knife (103) of turning insert is coplanar close to the reference plane of central shaft with handle of a knife (2), by the way that turning insert is mounted on the quick change block of mirror image (chiral symmetrical) each other, the cutting edge of same turning insert difference both sides is used in cutting process, to realize when processing the same position of same workpiece, same turning insert both sides cutting edge can be used effectively, improve the utilization rate of turning insert；Meanwhile knife bar front end quick change block is only needed to change when using other side cutting edge, more changing knife rod is avoided, keeps the replacement of blade more convenient.
Description
Technical field
This application involves turnery processing cutter field, more particularly to a kind of lathe tool that can improve turning insert utilization rate
Bar.
Background technology
Turnery processing is using the workpiece for the lathe tool processing rotation being fixedly mounted on lathe, and lathe tool planar does straight line
Or curvilinear motion, obtain the product with rotary surface.
Lathe tool includes turning tool rod and the turning insert that is fixedly mounted on turning tool rod.Fig. 1 shows the structural representation of traditional lathe tool
Figure, wherein turning tool rod includes integrally formed cutter head 001 and handle of a knife 002, and the turning tool rod is straight-bar, is opened up on cutter head 001
It is useful for the insert pocket of installation turning insert, turning insert is installed in the insert pocket.In general, turning insert includes rake face
003 and flank 004, after turning insert is installed on turning tool rod, rake face 003 is equal with the top surface of handle of a knife 002 or slightly above knife
The top surface of handle 002, to avoid when machining to the damage of workpiece to be processed.
As shown in Fig. 2, general turning insert has two adjacent cutting edges 041 and 042.In cutting, according to processing need
It selects wherein cutting edge for cutting, workpiece to be processed is processed to form left hand sword or right hand sword.Due to right
In same working position, one kind in left hand sword or right hand sword can only be selected, that is, two kinds of swords cannot exchange, this is resulted in
When processing same position, turning insert only uses side cutting edge, and other side cutting edge is not used, that is, the utilization of turning insert
Rate is up to 50%, this not only waste prepare blade with cutting material, also increase cutting and material cost and prepare cutting edge
Cost.
Utility model content
The application provides a kind of multi-function vehicle knife bar, which can be in the case where keeping turnery processing mode constant
Using two adjacent cutting edges of turning insert, the utilization rate of turning insert is improved, to solve when processing the same part, the same vehicle
Blade can only use unilateral cutting edge, and turning insert cutting edge utilization rate caused by other side cutting edge is not used is low, manufactures turning insert
Material be wasted and manufacture turning insert problem of high cost.
The application provides a kind of multi-function vehicle knife bar, including：Quick change block 1 and the knife detachably installed with the quick change block 1
Handle 2；The quick change block 1 includes cutter head 11 and the first erecting bed 12 being fixedly connected with the cutter head 11, the cutter head 11 and institute
It states the first erecting bed 12 and forms similar L-type cylinder；The cutter head 11 is by the first reference plane 111, first side 112 and head top surface
113 surround, wherein on the apex angle that first reference plane 111, the first side 112 are formed with the head top surface 113
The insert groove 114 for installing turning insert is offered inside from first reference plane 111 to the cutter head 11；The handle of a knife 2
Including column connecting rod 21, the second installation for being useful for installing the quick change block 1 is fixedly connected in one end of the connecting rod 21
Platform 22；The connecting rod 21 includes the second reference plane for being set to the homonymy of the second erecting bed central axis L 1 and being mutually parallel
211 and third reference plane 212, second reference plane 211 is less than described the at a distance from the second erecting bed central axis L 1
Three reference planes 212 are at a distance from the second erecting bed central axis L 1；After turning insert is installed on the insert groove 114, the vehicle
The point of a knife 103 of blade and second reference plane 211 are coplanar.
In a kind of achievable mode, first reference plane 111 is parallel with the second erecting bed central axis L 1.
In a kind of achievable mode, the cutter head 11 and the connecting rod 21 are lived apart the second erecting bed central shaft
The both sides of L1.
In a kind of achievable mode, the cutter head 11 is located at the second erecting bed central shaft with the connecting rod 21
The homonymy of L1.
In a kind of achievable mode, on the cutter head 11, from first reference plane 111 to the of the cutter head
One side 112 offers the second top surface of cutter head 115, and turning insert is installed on the insert groove 114, the rake face of the turning insert with
The second top surface of the cutter head 115 is equal or slightly above second top surface of cutter head 115.
In a kind of achievable mode, the fixture block 121 of outwardly convex is provided on 12 bottom surface of the first erecting bed,
It is offered and 121 matched card slot 221 of the fixture block in 22 top surface of the second erecting bed.
In a kind of achievable mode, the fixture block 121 is bar shaped boss, spherical boss or be special-shaped boss.
In a kind of achievable mode, the angle of the head top surface 113 and first reference plane 111 is 75 °~
90°。
In a kind of achievable mode, after turning insert is installed on the insert groove 114, the cutting edge used in turning insert
It is 3 ° -55 ° to form tool cutting edge angle a, the tool cutting edge angle a with cutter head reference plane 104, and the cutter head reference plane 104 is by point of a knife 103
And the perpendicular plane with the first reference plane 111.
Chiral symmetrical quick change block can make same turning insert use different cutting edges after being installed on different quick change blocks, from
And in turnery processing the same part, the adjacent cutting edge of same turning insert can be used, to improve the utilization of turning insert
Rate.
The application provides a kind of lathe quick change multi-function vehicle knife bar, the turning tool rod include quick change block and with the quick change block
The handle of a knife detachably installed, after turning insert is installed on the quick change block, the point of a knife of turning insert is with handle of a knife close to the base of central shaft
Quasi- face is coplanar, by the way that turning insert to be mounted on the quick change block of mirror image (chiral symmetrical) each other, is used in cutting process
Be same turning insert difference both sides cutting edge, to realize when processing the same position of same workpiece, same turning insert
Both sides cutting edge can be used effectively, improve the utilization rate of turning insert；Meanwhile only needing to change knife bar when using other side cutting edge
Front end quick change block, avoids more changing knife rod, keeps the replacement of blade more convenient.
Description of the drawings
Fig. 1 is the structural schematic diagram of traditional turning tool rod；
Fig. 2 is a kind of partial structural diagram of turning insert；
Fig. 3 is a kind of structural schematic diagram of the anticaustic positive angle turning tool rod of left hand lathe provided in this embodiment；
Fig. 4 is the upward view that turning tool rod quick change is fast shown in Fig. 3；
Fig. 5 a are a kind of Knife handle structure schematic diagram with " X " type fixture block provided in this embodiment；
Fig. 5 b are the structural schematic diagram of the quick change block to match with the handle of a knife shown in Fig. 5 a；
Fig. 6 a are a kind of Knife handle structure schematic diagram with " well " font fixture block provided in this embodiment；
Fig. 6 b are the structural schematic diagram of the quick change block to match with the handle of a knife shown in Fig. 6 a；
Fig. 7 is the left view of turning tool rod shown in Fig. 3；
Fig. 8 is the installation diagram of turning tool rod shown in Fig. 3；
Fig. 9 is a kind of structural schematic diagram of left hand lathe formal dress positive angle turning tool rod provided in this embodiment；
Figure 10 is a kind of structural schematic diagram of the anticaustic negative angle turning tool rod of left hand lathe provided in this embodiment；
Figure 11 is the upward view that quick change is fast shown in Figure 10；
A kind of Figure 12 structural schematic diagrams of left hand lathe formal dress negative angle turning tool rod provided in this embodiment；
Figure 13 is the vertical view of turning tool rod shown in Figure 12；
Figure 14 is a kind of dimensional structure diagram of left hand lathe formal dress negative angle turning tool rod provided by the embodiment.
Reference sign
1- quick change blocks, 101,102- fixing piece mounting holes, 103- points of a knife, 104- cutter head reference planes, 11- cutter heads, 111-
One reference plane, 1111- grips mounting grooves, 1112- grips locking holes, 112- first sides, 113- head top surfaces, 114- knives
Film trap, the second top surface of 115- cutter heads, 116- first boss, the first empty avoiding faces 117-, the second empty avoiding faces 118-, 119- grips,
The first erecting beds of 12-, 121- fixture blocks, 2- handle of a knifes, 21- connecting rods, the second reference planes of 211-, 212- third reference planes, 22- second
Erecting bed, 221- card slots.
Specific implementation mode
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, those of ordinary skill in the art are obtained all other without creative efforts
Embodiment belongs to the protection domain of the application.
Fig. 3 is a kind of structural schematic diagram of the anticaustic positive angle turning tool rod of left hand lathe provided in this embodiment.In conjunction with Fig. 3, institute
It includes quick change block 1 and the handle of a knife 2 detachably installed with the quick change block 1 to state turning tool rod.
The quick change block 1 includes cutter head 11 and the first erecting bed 12 being fixedly connected with the cutter head 11, the cutter head 11
Similar L-type cylinder is formed with first erecting bed 12.
Further, the cutter head 11 is half round platform, semicolumn or prism, preferably semicolumn, specifically, the knife
First 11 half round platform or semicolumn to be obtained along the axial vertical profile of round platform either cylinder includes the first reference plane of a plane
111, the first side 112 of curved surface and a cutter head intersected with first reference plane 111 and the first side 112
Top surface 113.That is, the cutter head 11 is surrounded by the first reference plane 111, first side 112 and head top surface 113.
In a kind of achievable mode, the angle of the head top surface 113 and first reference plane 111 is 75 °-
90°。
In the vertex that first reference plane 111, the first side 112 are formed with the head top surface 113 by institute
The first reference plane 111 is stated to the insert groove 114 opened up inside the cutter head 11 for installing turning insert.
In a kind of achievable mode, as shown in figure 13, after turning insert is installed on the insert groove 114, turning insert
It is 3 ° -55 ° that cutting edge used forms tool cutting edge angle a, the tool cutting edge angle a with cutter head reference plane 104, the cutter head reference plane 104
To pass through point of a knife 103 and the plane perpendicular with the first reference plane 111.
Optionally, the cutter head 11 is integrally formed with first erecting bed 12, to increase the machinery of the cutter head 11
Intensity.
Further, first reference plane 111 and the junction of first erecting bed 12 are provided with circular arc chamfering, from
And reducing the stress in machining between the cutter head 11 and first erecting bed 12, the tension for increasing junction is strong
Degree, extends the service life of the turning tool rod.
Further, in 11 top outer of the cutter head first boss is circumferentially provided with along the first side 112
116, the manufactured surface of lathe tool rod rear end destruction during the cutting process is avoided, that is, avoids generating interference.
In a kind of achievable mode, the first empty avoiding is opened up from the head top surface 113 to first erecting bed 12
The insert groove 114 is passed through in face 117, the first empty avoiding face 117, to reduce workpiece to be processed and lathe tool in machining
Unexpected contact between bar, and then reduce rejection rate.
Specifically, the first empty avoiding face 117 is composed of inclined-plane and arc surface, the size and angle on inclined-plane according to
The shape of turning insert selects.
Fig. 4 is the upward view that turning tool rod quick change is fast shown in Fig. 3, in conjunction with Fig. 4, in a kind of achievable mode, by described
First reference plane 111 offers the second empty avoiding face 118 to the first side 112, and the second empty avoiding face 118 is plane, from
And reduce turning tool rod during the cutting process and contacted with the non-expectation of workpiece to be processed, and then reduce rejection rate.
Optionally, first erecting bed 12 is disk, or is rib disk.The inventors discovered that if first peace
Dress platform 12 is disk, and in machining, the stability of the turning tool rod is stronger, therefore, preferably described first installation of the application
Platform 12 is disk.
As shown in figure 3, in a kind of achievable mode, the handle of a knife 2 includes that the column for being installed on lathe connects
Extension bar 21 is fixedly connected with the second erecting bed 22 for being useful for installing the quick change block 1 in 21 one end of the connecting rod.
Optionally, the top of second erecting bed 22 is connected with the bottom end of first erecting bed 12, is connected
Two end faces match.
Specifically, the fixture block 121 of outwardly convex is provided on the bottom end end face of first erecting bed 12, correspondingly,
Card slot 221 is offered on the top end face of second erecting bed 22.
It is alternatively possible to card slot 221 is offered on the bottom end end face of first erecting bed 12, and in second peace
Fill the fixture block 121 that outwardly convex is provided on the top end face of platform 22.
Fig. 5 a are a kind of Knife handle structure schematic diagram with " X " type fixture block provided in this embodiment, and Fig. 5 b are to show with Fig. 5 a
The structural schematic diagram for the quick change block that the handle of a knife gone out matches.Fig. 6 a are provided in this embodiment a kind of with " well " font fixture block
Knife handle structure schematic diagram, Fig. 6 b are the structural schematic diagram of the quick change block to match with the handle of a knife shown in Fig. 6 a.The fixture block 121 can
Think V-arrangement rib body, rectangular rib body, " X " type rib body or " well " font rib body etc., or spherical shape boss not shown in the figure
Or other special-shaped boss.Correspondingly, the card slot 221 can be V-shaped groove, cuboid slot, " X " type groove or " well " font slot
Deng, or spherical groove or other special-shaped grooves.The inventors discovered that the fixture block of above-mentioned shape and corresponding card slot can be from
Multi-angle applies pressure to the quick change block 1 and handle of a knife 2, to improve the stability of turning insert in cutting process, and then reduces
Cut rejection rate.
Further, the depth of the card slot 221 is slightly larger than the height of the fixture block 121 so that fixture block 121 can be stablized
Ground is installed in the card slot 221.
Fig. 7 is the left view of turning tool rod shown in Fig. 3, and Fig. 8 is the installation diagram of turning tool rod shown in Fig. 3.In a kind of possible reality
In existing mode, as shown in Figure 7 and Figure 8, offer in the quick change block 1 and on the handle of a knife 2 coaxial for mounting fixing parts
Fixing piece mounting hole 101,102, the fixing piece is used to quick change block being fixedly installed in second erecting bed 22, described
Fixing piece can be screw etc..
In one possible implementation, on the fixing piece mounting hole in head top surface 113 and the first erecting bed 12
Fixing piece mounting hole is arranged about certain diameter symmetry of first erecting bed 12, to which quick change fast 1 can realize that both direction is pacified
Dress, and then can carry out workpieces processing using two adjacent cutting swords of the same turning insert on lathe tool same.
In one possible implementation, the connecting rod 21 includes being set to the homonymy of the second erecting bed central axis L 1
And the second reference plane 211 and third reference plane 212 being mutually parallel, second reference plane, 211 and second erecting bed center
The distance of axis L1 is less than the third reference plane 212 at a distance from the second erecting bed central axis L 1.That is, the connecting rod 21 is not
It is set to the center of second erecting bed 22, and is disposed on the side of the second erecting bed central axis L 1, to
So that there are two kinds of position relationships with the connecting rod 21 for the cutter head 11, and then lathe tool can be changed by replacing quick change block
The relative position of piece and lathe is realized on the same lathe, can be come using two adjacent cutting swords of the same turning insert
Process the same Working position of same workpiece.
In a kind of achievable mode, as shown in figure 3, after turning insert is installed on the insert groove 114, the turning insert
Point of a knife 103 and second reference plane 211 it is coplanar, the cutter head 11 and the connecting rod 21 are lived apart second erecting bed
The both sides of central axis L 1.
Fig. 9 is that a kind of left hand lathe provided in this embodiment just uses positive angle turning tool rod structural schematic diagram.Vehicle as shown in figure 3
Knife bar is difference lies in the quick change block 1 of the quick change block 1 of, turning tool rod shown in Fig. 9 turning tool rod as shown in figure 3 is chiral symmetrical, specifically,
Cutter head 11 shown in Fig. 9 is set to the homonymy of the second erecting bed central axis L 1 with connecting rod 21.
In conjunction with Fig. 3 and Fig. 9, turning insert need to be only mounted on the quick change block of mirror image (chiral symmetrical) each other, in cutting plus
The cutting edge that same turning insert difference both sides are used during work, can have to reach same turning insert both sides cutting edge
Imitate the effect used.
Left hand lathe shown in Fig. 9 is just using remaining of remaining feature anticaustic turning tool rod of left hand lathe as shown in figure 3 of turning tool rod
Feature is identical, and details are not described herein.
Figure 10 is a kind of anticaustic negative angle turning tool rod structural schematic diagram of left hand lathe provided in this embodiment.Figure 11 is in Figure 10
The upward view of shown quick change block.Difference lies in first base for turning tool rod as shown in figure 3 for turning tool rod shown in Figure 10 and Figure 11
On quasi- face 111 the second top surface of cutter head 115, the cutter head are offered from first reference plane 111 to the first side 112 of cutter head
Angle α between second top surface 115 and first reference plane 111 is 5 °~15 °, so as to negative angle turning insert installation and make
With.After turning insert is installed on the insert groove 114, the rake face of turning insert is equal with the cutter head the second top surface 115 or omits
Higher than the second top surface of the cutter head 115, the point of a knife 103 of turning insert and second reference plane 211 are coplanar.
In a kind of achievable mode, grips mounting groove 1111 and handle are provided in first reference plane 111
Gripping member locking hole 1112, the grips 119 for turning insert to be fixedly mounted.
Optionally, it needs that lathe tool gasket is installed when turning insert is installed in the anticaustic negative angle turning tool rod of the left hand lathe.
Remaining feature of remaining feature of Figure 10 and turning tool rod shown in Figure 11 turning tool rod as shown in figure 3 is identical, herein no longer
It repeats.
Figure 12 is a kind of left hand lathe formal dress negative angle turning tool rod structural schematic diagram provided in this embodiment.Figure 13 is Figure 12 institutes
Show the vertical view of turning tool rod.Figure 14 is the dimensional structure diagram of Figure 12.Turning tool rod and Figure 10 shown in Figure 12, Figure 13 and Figure 14 and
The quick change of turning tool rod shown in Figure 11 fast 1 is chiral symmetrical, and specifically, cutter head 11 shown in Figure 12 and connecting rod 21 are set to described the
The homonymy of two erecting bed central axis Ls 1.
Remaining feature phase of remaining feature of turning tool rod shown in Figure 12, Figure 13 and Figure 14 and turning tool rod shown in Figure 10 and Figure 11
Together, details are not described herein.
The application is described in detail above in association with detailed description and exemplary example, but these explanations are simultaneously
It should not be understood as the limitation to the application.It will be appreciated by those skilled in the art that without departing from the application spirit and scope,
A variety of equivalent substitution, modification or improvements can be carried out to technical scheme and embodiments thereof, these each fall within the application
In the range of.The protection domain of the application is determined by the appended claims.
Claims (9)
1. a kind of turning tool rod, which is characterized in that the turning tool rod includes：Quick change block (1) and with the quick change block (1) detachably pacify
The handle of a knife (2) of dress；
The quick change block (1) includes cutter head (11) and the first erecting bed (12) being fixedly connected with the cutter head (11), the knife
Head (11) and first erecting bed (12) form L-type cylinder；
The cutter head (11) is surrounded by the first reference plane (111), first side (112) and head top surface (113), wherein in institute
It states on the apex angle that the first reference plane (111), the first side (112) and the head top surface (113) are formed by described first
Reference plane (111) offers the insert groove (114) for installing turning insert to the cutter head (11) inside；
The handle of a knife (2) includes column connecting rod (21), is fixedly connected in one end of the connecting rod (21) and is useful for installation institute
State the second erecting bed (22) of quick change block (1)；
The connecting rod (21) includes the second reference plane for being set to the homonymy of the second erecting bed central axis L 1 and being mutually parallel
(211) it is less than at a distance from the second erecting bed central axis L 1 with third reference plane (212), second reference plane (211)
The third reference plane (212) is at a distance from the second erecting bed central axis L 1；
After turning insert is installed on the insert groove (114), the point of a knife (103) of the turning insert and second reference plane (211)
It is coplanar.
2. turning tool rod according to claim 1, which is characterized in that first reference plane (111) is installed with described second
Platform central axis L 1 is parallel.
3. turning tool rod according to claim 1 or 2, which is characterized in that the cutter head (11) and the connecting rod (21) point
Shelter states the both sides of the second erecting bed central axis L 1.
4. turning tool rod according to claim 1 or 2, which is characterized in that the cutter head (11) and the connecting rod (21) position
In the homonymy of the second erecting bed central axis L 1.
5. turning tool rod according to claim 1 or 2, which is characterized in that on the cutter head (11), by first benchmark
Face (111) offers the second top surface of cutter head (115) to the first side (112) of the cutter head, and turning insert is installed on the blade
Slot (114), the rake face of the turning insert is equal with the cutter head the second top surface (115) or slightly above the cutter head second pushes up
Face (115).
6. turning tool rod according to claim 1 or 2, which is characterized in that be arranged on the first erecting bed (12) bottom surface
Outwardly convex fixture block (121) offers and the fixture block (121) matched card slot in the second erecting bed (22) top surface
(221)。
7. turning tool rod according to claim 6, which is characterized in that the fixture block (121) is bar shaped boss or spherical male
Platform.
8. turning tool rod according to claim 1 or 2, which is characterized in that the head top surface (113) and first benchmark
The angle in face (111) is 75 °~90 °.
9. turning tool rod according to claim 1 or 2, which is characterized in that turning insert is installed on the insert groove (114)
Afterwards, it is 3 ° -55 ° that the cutting edge used in turning insert forms tool cutting edge angle a, the tool cutting edge angle a with cutter head reference plane (104), the knife
Head reference plane (104) is by point of a knife (103) and the plane perpendicular with the first reference plane (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721871774.7U CN207787739U (en) | 2017-12-28 | 2017-12-28 | A kind of turning tool rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721871774.7U CN207787739U (en) | 2017-12-28 | 2017-12-28 | A kind of turning tool rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207787739U true CN207787739U (en) | 2018-08-31 |
Family
ID=63279740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721871774.7U Withdrawn - After Issue CN207787739U (en) | 2017-12-28 | 2017-12-28 | A kind of turning tool rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207787739U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107971507A (en) * | 2017-12-28 | 2018-05-01 | 北京沃尔德金刚石工具股份有限公司 | A kind of turning tool rod |
-
2017
- 2017-12-28 CN CN201721871774.7U patent/CN207787739U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107971507A (en) * | 2017-12-28 | 2018-05-01 | 北京沃尔德金刚石工具股份有限公司 | A kind of turning tool rod |
| CN107971507B (en) * | 2017-12-28 | 2024-04-16 | 北京沃尔德金刚石工具股份有限公司 | Turning tool bar |
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