CN207668535U - A kind of anticaustic turning tool rod of lathe - Google Patents
A kind of anticaustic turning tool rod of lathe Download PDFInfo
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- CN207668535U CN207668535U CN201721650267.0U CN201721650267U CN207668535U CN 207668535 U CN207668535 U CN 207668535U CN 201721650267 U CN201721650267 U CN 201721650267U CN 207668535 U CN207668535 U CN 207668535U
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- cutter head
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- top surface
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Abstract
The application provides a kind of anticaustic turning tool rod of lathe, including cutter head and handle of a knife, the transition part for being smoothly connected the cutter head and the handle of a knife is provided between the cutter head and handle of a knife, the turning tool rod is set to be formed ladder-like, wherein, the cutter head includes cutter head main cutting face, cutter head pair cutting face, cutter head supporting surface, head top surface and head base surface, and the handle of a knife includes handle of a knife top surface, handle of a knife bottom surface；The head top surface is less than the handle of a knife top surface；In the head top surface, it is high that difference in height between the vertex and the handle of a knife top surfaces that formed by the cutter head main cutting face and cutter head pair cutting face is more than or equal to point of a knife, so that the cutting edge that the other side is not used by can be used after used blade is installed on the handle of a knife of the application on the common handle of a knife high with the point of a knife, and then improve the utilization rate of turning insert.
Description
Technical field
The application belongs to process tool field, and in particular to a kind of anticaustic turning tool rod of lathe.
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 schematic diagram of lathe tool,
In, turning tool rod includes cutter head 001 and handle of a knife 002, and turning insert includes rake face 003 and flank 004, rake face 003 and rear knife
Face 004 forms cutting edge.In general, after turning insert is installed on turning tool rod, rake face 003 is equal or close with the top surface of handle of a knife 002
Patibhaga-nimitta is flat.Turning insert at least has two adjacent cutting edges, forms left hand sword or right hand sword to process workpiece to be processed, with full
The different processing of foot needs.Since for same working position, one kind in left hand sword or right hand sword can only be selected, that is, two
Kind sword cannot exchange, this is resulted in when processing same position, and turning insert only uses side cutting edge, and other side cutting edge is not
It is used, not only waste prepares using for blade and cuts material, also increases cutting material cost and prepares the cost of cutting edge.
Utility model content
The application provides a kind of anticaustic turning tool rod of lathe, and under conditions of not changing machine direction, can utilize is not made
Cutting edge can only use unilateral cutting edge to the same position turnery processing of the same part to solve the same turning insert, and another
Turning insert cutting edge utilization rate caused by side cutting edge is not used is low, and the material for manufacturing turning insert is wasted and manufactures turning insert
Problem of high cost.
The application provides a kind of anticaustic turning tool rod of lathe, including cutter head 1 and handle of a knife 2, between the cutter head 1 and handle of a knife 2
It is provided with the transition part 3 for being smoothly connected the cutter head 1 and the handle of a knife 2, so that the turning tool rod is formed ladder-like, wherein
The cutter head 1 includes cutter head main cutting face 11, cutter head pair cutting face 12, cutter head supporting surface 13, head top surface 14 and head base surface
15, the handle of a knife 2 includes handle of a knife top surface 21, handle of a knife bottom surface 22；The head top surface 14 is less than the handle of a knife top surface 21；Described
In head top surface 14, the vertex and the handle of a knife top surfaces that formed by the cutter head main cutting face 11 and cutter head pair cutting face 12
It is high that difference in height between 21 is more than or equal to point of a knife.
Cutter head with handle of a knife there is difference in height, the difference in height to be more than or equal to point of a knife height in turning tool rod provided by the present application,
So that after being installed on cutter head, point of a knife is exactly equal at the point of a knife of turning insert rake face with the difference in height of handle of a knife top surface for turning insert
Height, so that used blade can make after being installed on the handle of a knife of the application on the common handle of a knife high with the point of a knife
The cutting edge being not used by with the other side, and then improve the utilization rate of turning insert.
In a kind of achievable mode, on the cutter head 1, from the head top surface 14 to the cutter head main cutting face
11 and cutter head pair cutting face 12 offer the second top surface of cutter head 143, convenient for installing and using for negative angle turning insert.
The head top surface 14 is seamlessly transitted with the transition top surface 31.So that forming the step-like cutter head 1 and institute
It states handle of a knife 2 to seamlessly transit, reduce in turning to the stress of the transition part 3.
On the second top surface of the cutter head 143, formed by the cutter head main cutting face 11 and cutter head pair cutting face 12
Vertex and the handle of a knife top surface 21 between difference in height to be more than or equal to point of a knife high.
In a kind of achievable mode, the cutter head 1 is terrace with edge；The handle of a knife 2 is cuboid, and the handle of a knife 2 also wraps
Include the first handle of a knife side 23 being set between the handle of a knife top surface 21 and the handle of a knife bottom surface 22 and handle of a knife second side 24 and
Handle of a knife breech face 25.
In a kind of achievable mode, the transition part 3 is approximately " S " type, including is connected with the head top surface 14
The transition top surface 31 connect.
Optionally, step-like limbers, the limbers are offered inside from the transition top surface 31 to the handle of a knife 2
The first limbers 41 including connection and the second limbers 42.
Further, it is water outlet 411, the water outlet 411 that the limbers, which is opened in the port on transition top surface 31,
Geometric center and the distance between the handle of a knife top surface 21 is 31 height of transition top surface 1/2~3/4, the water outlet
The distance between 411 geometric center and the first handle of a knife side 23 are the 3/5~4/5 of 31 width of transition top surface.
In a kind of achievable mode, another port of the limbers is opened on the handle of a knife breech face 25,
Wherein, the axis L1 of first limbers 41 is at a distance from the axis L2 of second limbers 42 and the handle of a knife top surface 21
Equal, the aperture of first limbers 41 is less than or equal to the aperture of second limbers 42, first limbers
41 apertures are 1/4~1 times of 42 aperture of the second limbers.
In a kind of achievable mode, another port of the limbers is opened in the first handle of a knife of handle of a knife side
On 23, wherein the aperture of the first limbers 41 is more than the aperture of second limbers 42, and 41 aperture of the first limbers is
1.1~1.5 times of second limbers, 42 aperture are provided with current deflecting part 43, for adjusting in first limbers 41
The water outlet direction of flow；The current deflecting part 43 can arbitrarily rotate in first limbers 41, the current deflecting part
Through-hole is offered in 43, and 411 periphery of the water outlet is provided with the block 44 for being limited to current deflecting part 43.
In a kind of achievable mode, the cutter head main cutting face 11 exceeds the handle of a knife second side 24, makes described
Cutter head main cutting face 11 forms ladder, cutter head main cutting face 11 and the formation of the head top surface 14 with the handle of a knife second side 24
The number of degrees of angle α, the angle α are 75 °~90 °.
Optionally, the cutter head main cutting face 11 forms angle β, the degree of the angle β with cutter head pair cutting face 12
Number is 30 °~120 °.
In a kind of achievable mode, it is provided between cutter head pair cutting face 12 and the cutter head supporting surface 13
The first empty avoiding face of cutter head 121.
Optionally, the second empty avoiding face of cutter head 111 is provided between the cutter head main cutting face 11 and the transition part 3.
Optionally, the first empty avoiding face of the cutter head 121 forms angle ε, the angle ε with the second top surface of the cutter head 143
The number of degrees be 70 °~90 °.
The second empty avoiding face of the cutter head 111 and 24 angle b of the handle of a knife second side is 130 °~150 °.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the common formal dress turning tool rod of left hand lathe provided in this embodiment；
Fig. 2 is a kind of partial structural diagram of turning insert；
Fig. 3 is a kind of main structure diagram of the anticaustic positive angle turning tool rod of left hand lathe provided in this embodiment；
Fig. 4 is a kind of dimensional structure diagram of the anticaustic positive angle turning tool rod of left hand lathe provided in this embodiment；
Fig. 5 is the vertical view of Fig. 3；
Fig. 6 is the structural schematic diagram of the anticaustic positive angle turning tool rod of another left hand lathe provided in this embodiment；
Fig. 7 is and the anticaustic positive angle turning tool rod of the chiral symmetrical right hand lathe of the anticaustic positive angle turning tool rod of left hand lathe shown in Fig. 5
Structural schematic diagram；
Fig. 8 is a kind of main structure diagram of the anticaustic negative angle turning tool rod of left hand lathe provided in this embodiment；
Fig. 9 is a kind of dimensional structure diagram of the anticaustic negative angle turning tool rod of left hand lathe provided in this embodiment；
Figure 10 is the vertical view of Fig. 7.
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. 1 is a kind of structural schematic diagram of the common formal dress turning tool rod of left hand lathe provided in this embodiment, the left hand vehicle
The common formal dress turning tool rod of bed includes integrally formed cutter head 001 and handle of a knife 002, wherein cutter head 001 and the bottom surface of handle of a knife 002 are total
Plane offers the card slot for installing turning insert piece so that turning insert is installed on the card in a vertex of cutter head 001
After in slot, the rake face 003 of turning insert is slightly above the top surface of the handle of a knife 002.After turning insert is installed on the card slot, turning insert
To be referred to as point of a knife high the distance between the bottom surface of rake face 003 and the handle of a knife 002.
Fig. 2 is a kind of partial structural diagram of turning insert, and the turning insert includes the first cutting edge 041 and with described the
The second adjacent cutting edge 042 of one cutting edge.
Turning tool rod provided by the present application can be used cooperatively with common formal dress turning tool rod, and specifically, as shown in Figure 1 is common
Formal dress turning tool rod.When turning insert is installed in common formal dress turning tool rod as shown in Figure 1 first, it is used for machining, works as lathe tool
After first cutting edge 041 of piece is worn, the turning insert is removed, is installed in anticaustic positive angle turning tool rod provided by the present application,
Machining is carried out thereby using the second cutting edge 042 adjacent with first cutting edge in the turning insert, to improve
The utilization rate of turning insert.
Fig. 3 is a kind of main structure diagram of the anticaustic positive angle turning tool rod of left hand lathe provided in this embodiment.Fig. 4 is this
A kind of dimensional structure diagram for the anticaustic positive angle turning tool rod of left hand lathe that embodiment provides.Fig. 5 is the vertical view of Fig. 3.In conjunction with
Fig. 3, Fig. 4 and Fig. 5, the turning tool rod include：It cutter head 1, handle of a knife 2 and is set between cutter head 1 and handle of a knife 2 for being smoothly connected knife
First 1 and handle of a knife 2 transition part 3, so that turning tool rod is formed ladder-like.
As shown in Fig. 3~Fig. 5, in a kind of achievable mode, the handle of a knife 2 be cuboid, including handle of a knife top surface 21,
Handle of a knife bottom surface 22, the first handle of a knife side 23 being set between the handle of a knife top surface 21 and the handle of a knife bottom surface 22, handle of a knife second
Side 24 and handle of a knife breech face 25.
As shown in Fig. 3~Fig. 5, the cutter head 1 is terrace with edge, including cutter head main cutting face 11, cutter head pair cutting face 12, cutter head
Supporting surface 13, head top surface 14 and head base surface 15.
Wherein, the head top surface 14 is the plane parallel with the handle of a knife top surface 21, in order to the peace of positive angle turning insert
Dress and use.Positive angle knife bar can reduce the resistance of certain cutting during actual cut.
It is high that the distance between the head top surface 14 and the handle of a knife top surface 21 are more than or equal to point of a knife, it is preferable that two
It is high that the distance between person is more than point of a knife so that after turning insert is installed on cutter head, the rake face of turning insert and the handle of a knife top surface
The distance between 21 are equal to point of a knife height.The inventors discovered that if between the rake face of the blade and the handle of a knife top surface 21
Distance be equal to that point of a knife is high, then the first cutting edge and the second cutting edge are identical as the relative position of lathe in machining,
So as to use common formal dress turning tool rod and anticaustic turning tool rod provided by the present application to process the identical Working position of same workpiece.
In this application, cutter head main cutting face 11 forms angle α with head top surface 14, and the number of degrees of angle α are 75 °~90 °,
It is preferred that 83 °, to reduce the weight of the turning tool rod, and reduce when carrying out machining using the turning tool rod work with
The mistake of the turning tool rod is touched, and rejection rate is reduced.
In a kind of achievable mode, cutter head main cutting face 11 forms angle β with cutter head pair cutting face 12, angle β's
The number of degrees are 30 °~120 °, such as 60 °, in order to the installation and use of the turning insert of different model so that turning insert is in machining
When keep stablizing in cutter head 1, cutting edge and workpiece surface can also be formed with conducive to processing angle.
Optionally, the first empty avoiding face of cutter head 121 is provided between cutter head pair cutting face 12 and cutter head supporting surface 13, it is described
First empty avoiding face 121 is vertical with the head top surface 14.To increase the rigidity of the turning tool rod, and using the lathe tool
Bar carries out reducing work when machining and the mistake of the turning tool rod is touched, and reduces rejection rate.
The vertex opposite with the empty avoiding face 121 on cutter head 1 opens up blade from head top surface 14 to head base surface 15
Slot 16, insert groove 16 are connected to cutter head main cutting face 11 and cutter head pair cutting face 12 respectively, and turning insert is made to be installed on insert groove 16
Afterwards, the rake face of turning insert is slightly above head top surface 14 and parallel.
In a kind of achievable mode, the insert groove 16 is loaded positioning surface 161 and auxiliary positioning face including turning insert
162, after so that turning insert is installed on the insert groove 16, the cutting edge of the turning insert slightly exceeds cutter head main cutting face 11 and cutter head
Secondary cutting face 12, prominent margin range 0.05-0.5mm, preferably 0.1mm, in order to which turning insert adds the cutting of workpiece to be processed
Work.
It is loaded positioning surface 161 in the turning insert and 162 intersection of auxiliary positioning face offers turning insert avoiding hollow groove 163,
The turning insert avoiding hollow groove 163 is for avoiding another point of a knife of turning insert from being contacted with the insert groove 16；In the insert groove
The turning insert locking hole 164 for turning insert to be fixedly mounted is offered in 16.
Optionally, lathe tool gasket need not be installed when turning insert is installed in the anticaustic positive angle turning tool rod of the left hand lathe.
In a kind of achievable mode, cutter head main cutting face 11 exceeds handle of a knife second side 24, makes cutter head main cutting face
11 form ladder with handle of a knife second side 24, and optionally, the width of the cutter head 1 is more than the width of the handle of a knife 2.It prevents from processing
Handle of a knife is in contact with workpiece in the process, causes workpiece damage.
In conjunction with Fig. 3~Fig. 5, transition part 3 is approximately " S " type body, includes the transition top surface 31 being connected with head top surface 14,
Further include the first cambered surface 32 for connecting handle of a knife top surface 21 and transition top surface 31, is set between handle of a knife bottom surface 22 and head base surface 15
And sequentially connected second cambered surface 33, knife bar are loaded confined planes 34, third cambered surface 35, stress release face 36, the 4th cambered surface 37
With transition plane 38.
Optionally, the width of the transition part 3 is equal to the width of the handle of a knife 2.
Optionally, the radius of curvature of first cambered surface 32 is 5~8mm, to reduce answering between transition part 3 and handle of a knife 2
Power.
Optionally, the handle of a knife top surface 21 and the angle of the transition top surface 31 are 90 °~120 ° so that the cutter head 1
Naturally smooth with 2 transition of the handle of a knife, the stress that transition part 3 is born is small.
Optionally, the knife bar be loaded confined planes 34 height between the handle of a knife bottom surface 22 and the head base surface 15
The 1/4-1/2 of distance, preferably 1/3.If positioning surface height is big, cause the area of positioning surface big, due to generally having on lathe
Oil, chip are easily sticked on positioning surface, if the area of positioning surface is excessive, on positioning surface remaining chip will increase, need
The chip to be cleared up can also increase therewith, and remaining chip on positioning surface can cause positioning inaccurate, therefore, the application selection
The knife bar be loaded confined planes 34 height distance between the handle of a knife bottom surface 22 and the head base surface 15 1/4-1/2.
Optionally, the angle that the knife bar is loaded between confined planes 34 and the handle of a knife bottom surface 22 is 90 °.
The stress release face 36 and the angle of handle of a knife bottom surface 22 are 30 °~45 °, preferably 45 °.In this application, described
Stress release face 36 can be that inclined-plane can also be cambered surface, preferably cambered surface.The inventors discovered that compared with plane, if institute
It is cambered surface to state stress release face 36, then the rigidity of transition part 3 can be improved.
In conjunction with Fig. 5, optionally, the width of the transition part 3 is more than the width of the handle of a knife 2, and transition part 3 further includes intersection
First Transition facade 391 and the second transition facade 392, First Transition facade 391 and handle of a knife second side 24 are in same plane
On, First Transition facade 391 is vertical with transition plane 38, and forms angle b, the number of degrees of angle b with the second transition facade 392
It is vertical with transition plane 38 for 130 °~150 ° second transition facade 392, in order to the use of positive angle turning insert.
In the ontology of turning tool rod, from transition top surface 31 to the handle of a knife 2 inside offer stairstepping limbers, it is described logical
Water hole includes the first limbers 41 and the second limbers 42 of connection.
As shown in figure 5, first limbers 41 and second limbers 42 be not coaxial, but first limbers
41 axis L1 is equal at a distance from the handle of a knife top surface 21 with the axis L2 of second limbers 42, that is, L1 is formed with L2
Plane it is parallel with handle of a knife top surface 21.
In a kind of achievable mode, the aperture of the first limbers 41 is less than the aperture of the second limbers 42, and first is logical
41 aperture of water hole is 1/4~1 times of 42 aperture of the second limbers, preferably 1/2.The axis L1 and second of first limbers 41
Angle a between 42 axis L2 of limbers is 120 °~180 °, and preferably 160 °, point of a knife can be directed to ensure that water outlet is sprayed water,
And enough hydraulic pressure can be kept.
In a kind of achievable mode, as shown in figure 5, another port of the limbers is opened in handle of a knife breech face
25, water inlet 412 is formed in order to connect water source.
Optionally, it is water outlet 411 that the limbers, which is opened in the port on transition top surface 31, the water outlet 411
The distance between geometric center and handle of a knife top surface 21 are the 2/4~3/4 of 31 height of transition top surface, the geometric center of water outlet 411
The distance between first handle of a knife side 23 is the 3/5~4/5 of 31 width of transition top surface, center and the handle of a knife tail of water inlet 412
The geometric center of end face 25 overlaps, so that the axis L1 of first limbers and the axis L2 of the second limbers are formed
120 °~180 ° of angle, so that water (flow) direction can cover cutting range, cooling-down effect is more preferably, and easy to process.
Fig. 6 is the structural schematic diagram for the anticaustic positive angle turning tool rod of another left hand lathe that this example provides.In conjunction with Fig. 6,
In another achievable mode, difference lies in the limbers with the anticaustic positive angle turning tool rod of left hand lathe shown in fig. 5
Water inlet is opened on the first handle of a knife side 23, and the limbers includes coaxial and connection the first limbers 41 and the second water flowing
Hole 42, wherein the aperture of the first limbers 41 is more than the aperture of the second limbers 42, and the water outlet 411 is less than the water inlet
Mouth 412.
Optionally, the distance between the center of the water outlet 411 and the handle of a knife top surface 21 are the transition top surface 31
The 3/4~1/2 of height.
Further, the center of the water outlet 411 and the distance between first handle of a knife side 23 of water inlet 412 is opened up
It is the 1/4~1/2 of 31 width of transition top surface.It is flushed to convenient for flow on the position of the turning insert.
Optionally, the distance between the center of the water inlet 412 and the handle of a knife top surface 21 are the water outlet 411
The 1/2---3/4 of distance between center and the handle of a knife top surface 21.
In a kind of achievable mode, being provided in first limbers 41 can be in first limbers 41
The current deflecting part 43 arbitrarily rotated, the water outlet direction for adjusting flow.Through-hole is offered in the current deflecting part 43, institute
State the 1/10~5/10 of a diameter of second limbers, 42 diameter of through-hole.To both provide the flow of enough flows, simultaneously
Also flow is made to generate enough flow velocitys.
Optionally, the water outlet 411 is provided with the block 44 for being limited to current deflecting part 43.
The anticaustic turning tool rod of lathe provided in this embodiment, can be applied to center lathe, the outer circle of numerically controlled lathe and end
Facing.
Fig. 7 is and the anticaustic positive angle turning tool rod of the chiral symmetrical right hand lathe of the anticaustic positive angle turning tool rod of left hand lathe shown in Fig. 5
Structural schematic diagram.In conjunction with Fig. 7, with the anticaustic positive angle vehicle of the chiral symmetrical right hand lathe of the anticaustic positive angle turning tool rod of the left hand lathe
Knife bar is also in the row of the protection domain of the application.
Fig. 8 is a kind of main structure diagram of the anticaustic negative angle turning tool rod of left hand lathe provided in this embodiment.Fig. 9 is this
A kind of dimensional structure diagram for the anticaustic negative angle turning tool rod of left hand lathe that embodiment provides.Figure 10 is the vertical view of Fig. 8.In conjunction with
Fig. 8, Fig. 9 and Figure 10, the anticaustic negative angle turning tool rod of left hand lathe and the anticaustic positive angle lathe tool of Fig. 3~left hand shown in fig. 5 lathe
Difference lies on the cutter head 1, cut from the head top surface 14 to described to cutter head main cutting face 11 and cutter head pair bar
Face 12 offers the second top surface of cutter head 143, the second top surface of the cutter head 143 and cutter head main cutting face 11 and cutter head pair cutting face
12 intersections.The second top surface of the cutter head 143 and the intersection point in cutter head main cutting face 11 and cutter head pair cutting face 12 and the handle of a knife top
It is high that the distance between face 21 is more than or equal to point of a knife so that turning insert is installed on the anticaustic negative angle lathe tool of the left hand lathe
After in bar, on the rake face of turning insert two cutting edges formed vertex between the handle of a knife top surface 21 at a distance from be equal to knife
It is sharp high.
Optionally, the first top surface of the cutter head 142 can be plane, inclined-plane, arc surface, preferably arc surface, the present invention
People has found, if the first top surface of cutter head 142 is arc surface, the rigidity of the cutter head 1 can be improved.
In a kind of achievable mode, the second top surface of the cutter head 143 and the angle of head base surface 15 are acute angle, cutter head
First top surface 142 forms nature transition section 141 with 143 intersection of the second top surface of cutter head, and natural transition section 141 can be straight
Line, single circular arc, more circular arcs, in order to the installation and use of negative angle turning insert so that the anticaustic negative angle turning tool rod is actually being cut
Larger cutting force can be carried by cutting in process, while can improve intensity of the turning insert in Tutrning Process.
Optionally, the first empty avoiding face of the cutter head 121 is vertical with head base surface 15.In the anticaustic negative angle knife of the left hand lathe
When blade is installed in bar, blade pad is installed in the insert groove 16 below the turning insert, prevents blade different during reprocessing
Often cutting causes the damage of knife bar, if there is abnormal cutting damage edge bearing, will not damage knife bar.
In a kind of achievable mode, in the anticaustic negative angle turning tool rod of the left hand lathe, in the transition part 3 and institute
State the second empty avoiding face of cutter head 111 that is provided between handle of a knife 2, the second empty avoiding face of the cutter head 111 and the knife bar second side it
Between angle b be 130 °~150 °, preferably 145 °.
Optionally, as shown in figure 8, being provided with the grips 145 for fixing turning insert in the head top surface 14.Such as
Shown in Fig. 9, the grips mounting groove 146 adjacent with the blade locking hole 164 is offered in the head top surface 14,
Grips locking hole 147, the grips mounting groove 146 and grips lock are offered in the grips mounting groove 146
Tieholen 147 is for being fixedly mounted the grips 145.
Described anticaustic remaining feature of negative angle turning tool rod of left hand lathe is corresponding to the anticaustic positive angle turning tool rod of the left hand lathe
Feature is identical, and details are not described herein.
Correspondingly, with the anticaustic negative angle turning tool rod of the chiral symmetrical right hand lathe of the anticaustic negative angle turning tool rod of the left hand lathe
In the row of the protection domain of the application.
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 (10)
1. a kind of anticaustic turning tool rod of lathe, including cutter head (1) and handle of a knife (2), which is characterized in that in the cutter head (1) and handle of a knife
(2) it is provided with the transition part (3) for being smoothly connected the cutter head (1) and the handle of a knife (2) between, the turning tool rod is made to be formed
It is ladder-like, wherein
The cutter head (1) includes cutter head main cutting face (11), cutter head pair cutting face (12), cutter head supporting surface (13), head top surface
(14) and head base surface (15),
The handle of a knife (2) includes handle of a knife top surface (21), handle of a knife bottom surface (22)；
The head top surface (14) is less than the handle of a knife top surface (21)；
In the head top surface (14), the top that is formed by the cutter head main cutting face (11) and cutter head pair cutting face (12)
It is high that difference in height between point and the handle of a knife top surface (21) is more than or equal to point of a knife.
2. turning tool rod according to claim 1, which is characterized in that on the cutter head (1), by the head top surface (14)
The second top surface of cutter head (143), the cutter head are offered to the cutter head main cutting face (11) and cutter head pair cutting face (12)
Second top surface (143) is seamlessly transitted with the head top surface (14)；
On the second top surface of the cutter head (143), by the cutter head main cutting face (11) and cutter head pair cutting face (12) shape
At vertex and the handle of a knife top surface (21) between difference in height to be more than or equal to point of a knife high.
3. turning tool rod according to claim 1 or 2, which is characterized in that
The cutter head (1) is terrace with edge；And/or
The handle of a knife (2) is cuboid, and the handle of a knife (2) further includes being set to the handle of a knife top surface (21) and the handle of a knife bottom surface
(22) the first handle of a knife side (23) and handle of a knife second side (24) between and handle of a knife breech face (25)；And/or
The transition part (3) is " S " type, includes the transition top surface (31) being connected with the head top surface (14)；
Step-like limbers is offered inside from the transition top surface (31) to the handle of a knife (2), the limbers includes connecting
Logical the first limbers (41) and the second limbers (42)；And/or
The limbers is opened in the port on transition top surface (31) for water outlet (411), in the geometry of the water outlet (411)
The distance between the heart and the handle of a knife top surface (21) are the 1/2~3/4 of transition top surface (31) height, the water outlet
(411) the distance between geometric center and the first handle of a knife side (23) are the 3/5~4/5 of transition top surface (31) width.
4. turning tool rod according to claim 3, which is characterized in that another port of the limbers is opened in the knife
On handle breech face (25), wherein the axis L2 of the axis L1 of first limbers (41) and second limbers (42) with
The distance of the handle of a knife top surface (21) is equal, and the aperture of first limbers (41) is less than or equal to second limbers
(42) aperture, the first limbers (41) aperture are (1/4~1) times in the second limbers (42) aperture.
5. turning tool rod according to claim 3, which is characterized in that another port of the limbers is opened in the knife
On the first handle of a knife of handle side (23), wherein the aperture of the first limbers (41) is more than the aperture of second limbers (42), institute
(1.1~1.5) times that the first limbers (41) aperture is the second limbers (42) aperture are stated, in first limbers (41)
It is provided with current deflecting part (43), the water outlet direction for adjusting flow；The current deflecting part (43) can be logical described first
Water hole arbitrarily rotates in (41), and through-hole is offered in the current deflecting part (43), is provided in the water outlet (411) periphery
Block (44) for being limited to current deflecting part (43).
6. turning tool rod according to claim 3, which is characterized in that
The cutter head main cutting face (11) exceed the handle of a knife second side (24), make the cutter head main cutting face (11) with it is described
Handle of a knife second side (24) forms ladder, and cutter head main cutting face (11) form angle α, the angle with the head top surface (14)
The number of degrees of α are 75 °~90 °；
The number of degrees that the cutter head main cutting face (11) forms angle β, the angle β with cutter head pair cutting face (12) are 30 °
~120 °.
7. turning tool rod according to claim 3, which is characterized in that in cutter head pair cutting face (12) and the cutter head branch
The first empty avoiding face of cutter head (121) is provided between support face (13)；And/or
The second empty avoiding face of cutter head (111) is provided between the cutter head main cutting face (11) and the transition part (3)；And/or
The first empty avoiding face of the cutter head (121) forms angle ε with the second top surface of the cutter head (143), and the number of degrees of the angle ε are
70 °~90 °；And/or
The second empty avoiding face of the cutter head (111) is 130 °~150 ° with handle of a knife second side (24) the angle b.
8. turning tool rod according to claim 7, which is characterized in that on the cutter head (1) with the first empty avoiding of the cutter head
The opposite vertex in face (121) opens up insert groove (16), the knife from the head top surface (14) to the head base surface (15)
Film trap (16) is connected to the cutter head main cutting face (11) and cutter head pair cutting face (12) respectively, and turning insert is made to be installed on institute
After stating insert groove (16), the rake face of turning insert is parallel to the head top surface (14) or is parallel to the second top surface of the cutter head
(143)。
9. turning tool rod according to claim 3, which is characterized in that the transition part (3) further includes the connection handle of a knife top
First cambered surface (32) in face (21) and the transition top surface (31) is set to the handle of a knife bottom surface (22) and the head base surface
(15) between and sequentially connected second cambered surface (33), knife bar are loaded confined planes (34), third cambered surface (35), stress release face
(36), the 4th cambered surface (37) and transition plane (38).
10. turning tool rod according to claim 9, which is characterized in that the transition part (3) further includes First Transition facade
(391) and the second transition facade (392), First Transition facade (391) and handle of a knife second side (24) are in the same plane, described
First Transition facade (391) is vertical with the transition plane (38), and forms angle b with the second transition facade (392),
The number of degrees of the angle b are 130 °~150 °, and the second transition facade (392) is vertical with the transition plane (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721650267.0U CN207668535U (en) | 2017-11-30 | 2017-11-30 | A kind of anticaustic turning tool rod of lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721650267.0U CN207668535U (en) | 2017-11-30 | 2017-11-30 | A kind of anticaustic turning tool rod of lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207668535U true CN207668535U (en) | 2018-07-31 |
Family
ID=62966960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721650267.0U Withdrawn - After Issue CN207668535U (en) | 2017-11-30 | 2017-11-30 | A kind of anticaustic turning tool rod of lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207668535U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107790763A (en) * | 2017-11-30 | 2018-03-13 | 北京沃尔德金刚石工具股份有限公司 | A kind of anticaustic turning tool rod of lathe |
-
2017
- 2017-11-30 CN CN201721650267.0U patent/CN207668535U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107790763A (en) * | 2017-11-30 | 2018-03-13 | 北京沃尔德金刚石工具股份有限公司 | A kind of anticaustic turning tool rod of lathe |
| CN107790763B (en) * | 2017-11-30 | 2023-09-08 | 北京沃尔德金刚石工具股份有限公司 | Lathe tool bar for lathe |
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