CN103600101B - A kind of chamfering lathe tool - Google Patents
A kind of chamfering lathe tool Download PDFInfo
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- CN103600101B CN103600101B CN201310449602.0A CN201310449602A CN103600101B CN 103600101 B CN103600101 B CN 103600101B CN 201310449602 A CN201310449602 A CN 201310449602A CN 103600101 B CN103600101 B CN 103600101B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
- B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
- B23B27/16—Cutting tools of which the bits or tips or cutting inserts are of special material with exchangeable cutting bits or cutting inserts, e.g. able to be clamped
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Abstract
The invention discloses a kind of chamfering lathe tool, comprise handle of a knife and be located at the cutter head of handle of a knife front end, described cutter head is provided with blade installation step, blade in platy structure is provided with blade mounting holes, described blade can be arranged on blade installation step movably forward and backward by the blade screw be located in blade mounting holes, before and after the left part of blade, both sides are respectively equipped with front cutting edge and rear cutting edge, and the angle between the cutting edge line of front cutting edge and the cutting edge line of rear cutting edge is the nose angle of lathe tool.Lathe tool working (machining) efficiency when carrying out chamfering to facing groove that it efficiently solves prior art is low, the problem that production cost is high, also solve in the lathe process of prior art and need independently to carry out polishing or deburring operation, the problem of long processing time, chamfering lathe tool of the present invention significantly can shorten process time, improve the quality of products, reduce production cost, there is very high practical value.
Description
Technical field
The present invention relates to lathe grinding processing technique field, particularly relate to a kind of chamfering lathe tool for parts facing groove chamfer machining in enormous quantities.
Background technology
Lathe tool is one of cutter most widely used in machining, and generally include the handle of a knife in cuboid and be arranged on the cutter head of handle of a knife front end, cutter head is provided with the blade for cutting.Its cutting portion of the lathe tool of prior art is (cutting portion welds with cutter head, be spirally connected or integrative-structure) that be fixed on cutter head, mostly adopts single direction of feed to complete the machining of workpiece.When the traditional lathe tool of employing carries out some complementary processing, when such as chamfering being carried out to notch two seamed edge of the groove of on cylindric workpiece end face, just need to carry out twice feed withdrawing operation, need more process time, and enterprise is in actual production, often need to process Same Part in large quantity, time waste accumulative like this will be considerable.In addition; after the chamfering of workpiece completes; usually also need to carry out polishing or/and deburring operation to chamfer site; and these two processing steps need two independently operating process just can complete; Same Part is processed for large batch of; accumulative process time is very long, so just greatly reduces working (machining) efficiency, improves production cost.If the process time of these aided processes can be reduced, then greatly can promote working (machining) efficiency undoubtedly, reduce production cost.Publication date is on December 28th, 2011, publication number is that the Chinese patent document of CN202087855U discloses a kind of double-side chamfer turning tool, it comprises guide rod, guide rod front end is provided with cutter head Connection Block, cutter head Connection Block is provided with two cutter heads, the cutting blade of two cutter heads is oppositely arranged, the angle angle between the cutting blade of two cutter heads and two processed chamfer angles complementary.This double-side chamfer turning tool is fixed with two blades on cutter head, utilizes the cutting edge on two blades to carry out chamfering operation to two seamed edges of workpiece simultaneously, improves working (machining) efficiency; But because two blades are fixed on cutter head, therefore when carrying out chamfering operation to two seamed edges of workpiece, two blades need the seamed edge of accurately alignment pieces simultaneously, if there is deviation, will cause two chamferings small one and large one situation and affect product quality, or when processor finds to have to readjust lathe tool position when departing from, thus have impact on the raising of working (machining) efficiency.
Summary of the invention
The object of the invention is to solve lathe tool working (machining) efficiency when carrying out chamfering to facing groove of prior art low, the problem that production cost is high and provide one can significantly shorten process time, improve the quality of products, reduce the chamfering lathe tool of production cost.
Another object of the present invention is to need independently to carry out polishing or deburring operation in the lathe process of solution prior art, long processing time, the problem that production cost is high and provide one can significantly shorten process time, the chamfering lathe tool of production cost of enhancing productivity, reduce.
The present invention in order to the concrete technical scheme realizing above-mentioned technical purpose and adopt is: a kind of chamfering lathe tool, comprise handle of a knife and be located at the cutter head of handle of a knife front end, described cutter head is provided with blade installation step, blade in platy structure is provided with blade mounting holes, described blade can be arranged on blade installation step movably forward and backward by the blade screw be located in blade mounting holes, before and after the left part of blade, both sides are respectively equipped with front cutting edge and rear cutting edge, angle between the cutting edge line of front cutting edge and the cutting edge line of rear cutting edge is the nose angle of lathe tool, during blade moving, the angular bisector of described nose angle all the time with the central axis in shank length direction.Here the width of blade is greater than the width of groove to be processed on workpiece and the chamfering width sum of groove both sides.Traditional its cutting portion of cutting lathe tool is (cutting portion welds with cutter head, be spirally connected or integrative-structure) that be fixed on cutter head, when like this chamfering being carried out to notch two seamed edge of the groove of on cylindric workpiece end face, just need to carry out twice feed withdrawing operation, waste more process time.Even if adopt the lathe tool of double-pole or Double-blade structure to carry out chamfer machining to it, because blade is fixed on cutter head, therefore when carrying out chamfering operation to two seamed edges of workpiece, two blades need the seamed edge of accurately alignment pieces simultaneously, if there is deviation, will cause two chamferings small one and large one situation and affect product quality, or when processor finds to have to readjust lathe tool position when departing from, thus have impact on the raising of working (machining) efficiency.And blade of the present invention can move forward and backward on cutter head, blade is so just made to have the function of certain auto-alignment groove center, when entering groove port from the point of a knife of lathe tool in the position of departing from groove center certain distance, first the blade of blade side contacts with a seamed edge of groove port, blade can move to the opposite side of cutter head after side is stressed, until the blade of blade opposite side contacts with another seamed edge of groove port, blade both sides stressed in a basic balance till, like this, lathe operation person is without the need to accurately locating the front and back position of lathe tool, only need roughly determine that chamfer machining feed can be carried out in the position of lathe tool with range estimation, greatly save process time.In addition, the stressing conditions being foundation blade both sides due to blade position regulates automatically, therefore can obtain symmetrical chamfering effect, ensure that the quality of product.
Of the present invention be up and down all around according to lathe tool on lathe actual use time position state, the cutter head place of lathe tool is front, and after handle of a knife is, lathe tool be left near lathe chuck side, is the right side away from chuck side.
As preferably, described nose angle is 60 degree to 120 degree, and blade mounting holes is mounting hole, and the length direction of mounting hole is parallel with the length direction of lathe tool handle of a knife, and the right-hand member of blade is near the right facade of blade installation step.The angle of usual chamfering is 30 degree, 45 degree and 60 degree, corresponding to nose angle, is then respectively 120 degree, 90 degree and 60 degree.The right wall of mounting hole and mounting groove limits the rotation of blade around blade screw, blade can only be moved on the length direction of mounting hole, and the maximum mobile range (namely blade moves to the displacement of most forward position from last side position) of blade can be limited by the length of mounting hole.Certainly, also can adopt mode that kidney-shaped alignment pin is set in mounting hole can only single-way moving to limit blade; When blade is larger, also two mounting holes be parallel to each other can be set on blade, can only move forward and backward to limit blade.Blade can only move forward and backward and can ensure that the chamfer angle of groove both sides is identical, can not occur the situation that both sides chamfering is not reciprocity because blade rocks.In addition, owing to will complete the chamfering of groove both sides simultaneously, the width that therefore width (fore-and-aft direction) of blade of the present invention need be greater than groove to be processed on workpiece adds the width sum of upper groove both sides chamfering in workpiece radial direction.
As preferably, the head of described blade screw is cylindric, and the face of cylinder of blade screw head is provided with the arc dregs guiding groove around the face of cylinder, and the lower side of described dregs guiding groove is along concordant with the upper plane of described blade.Generally for and avoid stopping chip, the top of blade screw is the structure concordant with the upper surface of blade, and lathe tool of the present invention has two cutting edges, two chips are produced during cutting, article two, chip is easily wound around mutually at the upper plane place of blade, thus impact processing, and the top of blade screw of the present invention is higher than the upper surface of blade, and the arc dregs guiding groove arranged on the face of cylinder around the face of cylinder, the chip of such both sides can think under dregs guiding groove guides that both sides separately, thus avoid chip to be mutually wound around, enhance productivity.
As preferably, handle of a knife on the downside of cutter head is provided with secondary knife bar, the leading section of secondary knife bar is provided with rolling mechanism, rolling mechanism comprises horizontal fixed cover, the both sides, front and back of fixed cover are provided with fixed head, fixed head is provided with fixed cover installing hole, fixed cover can be arranged on secondary knife bar movably forward and backward, steel ball, steel bowl and stage clip is from left to right provided with successively in fixed cover, the right-hand member of stage clip connects adjustment screw, the left port diameter of fixed cover is less than the diameter of steel ball, and a part for steel ball exposes the left port of fixed cover.In cutter head forward position, roll extrusion steel ball is set, blade is treated while machined grooves carries out chamfer machining, steel ball carries out rolling and processing at the opposite side of changing of workpieces rotation axis to fillet surface, to improve the fineness of machined surface, like this, originally needed the operation operated in two steps a step to complete, and decreased process time significantly, reduce production cost.Here arranging steel bowl is the smart scroll ensureing steel ball, and stage clip and adjustment screw are for regulating steel ball to the pressure of machined surface, and stage clip also has cushioning effect simultaneously.
The movable amplitude of usual steel ball is identical with the movable amplitude of blade, it is 1 millimeter to 3 millimeters, and the maximum mobile range of steel ball and blade is less than the half of recess width to be processed on workpiece, as long as blade enters groove to be processed like this, groove to be processed can be entered smoothly at the steel ball of opposite side, be conducive to carrying out smoothly of process, improve process velocity.Steel ball is mainly used in roll extrusion fillet surface in addition, and therefore for the groove of different in width, the steel ball can using different-diameter instead is solved, and in advance according to the width of institute's machined grooves, can select suitable roll extrusion steel ball.
As another kind of technical scheme, handle of a knife on the downside of cutter head is provided with secondary knife bar, the leading section of secondary knife bar is provided with workpiece polishing mechanism, workpiece polishing mechanism comprises horizontal fixed cover, the both sides, front and back of fixed cover are provided with fixed head, fixed head is provided with fixed cover installing hole, fixed cover can be arranged on secondary knife bar movably forward and backward, from left to right tapered file and stage clip is provided with successively in fixed cover, the right-hand member of stage clip connects adjustment screw, tapered file comprises cone head part and cylindrical portion, the left port diameter of fixed cover is less than the diameter of cylindrical portion, the cone head part of tapered file is arranged on outside the left port of fixed cover, the cone-apex angle angle of tapered file is consistent with the nose angle angle of blade.What the difference of the technical program and aforementioned schemes was mainly to arrange at blade opposite side is tapered file, by the grinding structure (as silicon carbide layer) on the tapered file conical surface, sanding operation is carried out to fillet surface, to remove the burr at chamfering place, improve the fineness of machined surface, here the tapered file cone head part conical surface is provided with silicon carbide layer, stage clip and adjustment screw are for regulating tapered file to the pressure of machined surface, and stage clip also has cushioning effect simultaneously.Like this, originally needed the operation operated in two steps a step to complete, and decreased process time significantly, improve operating efficiency.
The movable amplitude of usual tapered file is identical with the movable amplitude of blade, it is 1 millimeter to 3 millimeters, and the maximum mobile range of tapered file and blade is less than the half of recess width to be processed on workpiece, as long as blade enters groove to be processed like this, groove to be processed can be entered smoothly at the tapered file of opposite side, be conducive to carrying out smoothly of process, improve process velocity.In addition for the groove of different chamfer angle, the tapered file at cone bearings of various cone top angle can be used instead.
As preferably, handle of a knife on the downside of cutter head is provided with secondary knife bar, the zigzag of front end in upwards bending of secondary knife bar, the upside of secondary knife bar leading section is provided with workpiece polishing mechanism, downside is provided with rolling mechanism, described workpiece polishing mechanism comprises the fixed cover of horizontally set, the downside of fixed cover is provided with fixed head, fixed head is provided with fixed cover installing hole, fixed cover can be arranged on secondary knife bar movably forward and backward, from left to right tapered file and stage clip is provided with successively in fixed cover above secondary knife bar, the right-hand member of stage clip connects adjustment screw, tapered file comprises cone head part and cylindrical portion, the left port diameter of fixed cover is less than the diameter of cylindrical portion, the cone head part of tapered file is arranged on outside the left port of fixed cover, the cone-apex angle angle of tapered file is consistent with the nose angle angle of blade, described rolling mechanism comprises the fixed cover of horizontally set, fixed head is provided with above fixed cover, fixed head is provided with fixed cover installing hole, fixed cover can be arranged on secondary knife bar movably forward and backward, steel ball, steel bowl and stage clip is from left to right provided with successively in fixed cover, the right-hand member of stage clip connects adjustment screw, and the left port diameter of fixed cover is less than the diameter of steel ball, and a part for steel ball exposes the left port of fixed cover, when the fixed cover of blade and secondary knife bar front end all mediates, on blade, the angular bisector of nose angle and the central axis of two fixed covers are on the same face of cylinder.The technical program is that two procedures of steel ball roll extrusion and tapered file being polished merges, on blade, the angular bisector of nose angle and the central axis of upper and lower two fixed covers are on the same face of cylinder and can ensure that cutter head, steel ball and tapered file can be processed the annular groove on end face simultaneously, while chamfering, steel ball roll extrusion and tapered file this two procedures of polishing completes simultaneously, a procedure is merged into by three process, like this, process time can be reduced by a larger margin, thus enhance productivity, reduce production cost.
As preferably, the movable amplitude of fixed cover is identical with the movable amplitude of blade, is 1 millimeter to 3 millimeters, and the maximum mobile range of blade and fixed cover is less than the half of the width of groove to be processed on workpiece.As long as blade enters groove to be processed like this, the steel ball of opposite side and tapered file also can enter groove to be processed smoothly, are conducive to carrying out smoothly of process, improve process velocity.When the width of groove to be processed is less, can the maximum mobile range of corresponding minimizing blade, rolling wheel and briquetting, make blade, rolling wheel and briquetting can enter groove to be processed smoothly, reduce process time.
As preferably, blade is front and back symmetrical structure, and the front cutting edge of blade is equal with rear cutting edge length.
As preferably, the mounting hole two ends of blade bottom surface are arranged with the spring groove that one end is closed, one end is communicated with mounting hole, spring is provided with in spring groove, one end of spring abuts with the blind end of spring groove, the other end abuts with blade screw, blade is when off working state, and blade screw is positioned at the centre position of mounting hole.Arrange central plane to overlap with mounting hole length direction central plane and relative to the centrosymmetric spring groove of mounting hole at the two ends of mounting hole length direction, in spring groove, spring is set, one end of spring abuts with the blind end of spring groove, the other end abuts with blade screw, like this, blade is when off working state (i.e. free state), the spring stress of blade screw both sides is balanced, automatically blade can be positioned at the centre position of left and right mobile range, artificially judge the particular location of blade on cutter head without the need to operator, thus increase work efficiency.
As preferably, be provided with extension spring before and after fixed head between both sides and secondary knife bar, one end of extension spring is connected with fixed head, and the other end is connected with secondary knife bar, and lathe tool is when off working state, and fixed cover is positioned at the centre position of mobile range.Like this, steel ball or tapered file are when off working state (i.e. free state), and the extension spring stress equalization of both sides before and after fixed head, can be positioned at the centre position of mobile range automatically by steel ball or tapered file, thus convenient operation person operation, increase work efficiency.
As preferably, the cross section of secondary knife bar is rectangular, the rectangular opening with secondary knife bar adaptation is provided with in handle of a knife on the downside of cutter head, the back segment of secondary knife bar can be arranged in rectangular opening movably forward and backward, be provided with secondary knife bar hold-down screw near the handle of a knife bottom surface of cutter head side, the central axis of secondary knife bar and the central axis of handle of a knife are in same vertical plane.The rectangular secondary knife bar of cross section can not rotate, positioning action can be played to the steel ball of secondary knife bar front end or tapered file, because the size of groove to be processed on workpiece is known, therefore can adjust the extension elongation of secondary knife bar before use, then with screw, secondary knife bar be fixed.
The invention has the beneficial effects as follows: lathe tool working (machining) efficiency when carrying out chamfering to facing groove that it efficiently solves prior art is low, the problem that production cost is high, also solve in the lathe process of prior art and need independently to carry out polishing or deburring operation, the problem of long processing time, chamfering lathe tool of the present invention significantly can shorten process time, improve the quality of products, reduce production cost, there is very high practical value.
Accompanying drawing explanation
Fig. 1 is a kind of plan structure schematic diagram of chamfering lathe tool embodiment 1 of the present invention;
Fig. 2 is a kind of structural representation of chamfering lathe tool embodiment 2 of the present invention;
Fig. 3 is a kind of structural representation of chamfering lathe tool embodiment 3 of the present invention;
Fig. 4 is the top view of Fig. 3;
Fig. 5 is a kind of plan structure schematic diagram of chamfering lathe tool embodiment 4 of the present invention;
Fig. 6 is a kind of structural representation of chamfering lathe tool embodiment 5 of the present invention;
Fig. 7 is a kind of structure sectional view of chamfering lathe tool rolling mechanism of the present invention;
Fig. 8 is a kind of structure sectional view of chamfering lathe tool workpiece polishing mechanism of the present invention;
Fig. 9 is a kind of structural representation of chamfering lathe tool using state of the present invention.
In figure: 1. cutter head, 2. blade, 3. blade screw, cutting edge 4., 5. cutting edge, 6. handle of a knife after, 7. arc dregs guiding groove, 8. goes up plane, 9. secondary knife bar, 10. fixed cover, 11. fixed heads, 12. fixed cover installing holes, 13. steel balls, 14. steel bowls, 15. stage clips, 16. adjustment screw, 17. tapered files, 18. cone head parts, 19. cylindrical portion, 20. rectangular openings, 21. workpiece, α. nose angle.
Below by embodiment, and by reference to the accompanying drawings the detailed description of the invention of technical solution of the present invention is further described.
Embodiment 1
In embodiment 1 as shown in Figure 1, a kind of chamfering lathe tool, comprise handle of a knife 6 and be located at the cutter head 1 of handle of a knife front end, described cutter head is provided with blade installation step, blade 2 in platy structure is provided with blade mounting holes, blade mounting holes is mounting hole, and the length direction of mounting hole is parallel with the length direction of lathe tool handle of a knife, and the right-hand member of blade is near the right facade of blade installation step.Described blade can be arranged on blade installation step movably forward and backward by the blade screw 3 be located in blade mounting holes, and the displacement that the maximum movable amplitude of blade and blade move to last side position from most forward position is 3 millimeters; Before and after the left part of blade, both sides are respectively equipped with front cutting edge 4 and rear cutting edge 5, angle between the cutting edge line of front cutting edge and the cutting edge line of rear cutting edge is the nose angle α of lathe tool, described nose angle is 90 degree, during blade moving, the angular bisector of nose angle all the time with the central axis in shank length direction, the width of blade is greater than the width of groove to be processed on workpiece and the chamfering width sum of groove both sides.
Embodiment 2
In embodiment 2 as shown in Figure 2, blade is front and back symmetrical structure, and the front cutting edge of blade is equal with rear cutting edge length, and the nose angle of blade is 120 degree; The head of blade screw is cylindric and exceeds the upper plane 8 stating blade, the face of cylinder of blade screw head is provided with the arc dregs guiding groove 7 around the face of cylinder, the lower side of described dregs guiding groove is along concordant with the upper plane of described blade, the maximum movable amplitude of blade is 2 millimeters, and all the other are identical with embodiment 1.
Embodiment 3
In the embodiment 3 such as shown in Fig. 3 Fig. 4, handle of a knife on the downside of cutter head is provided with secondary knife bar 9, the leading section of secondary knife bar is provided with rolling mechanism, rolling mechanism comprises horizontal fixed cover 10(and sees Fig. 7), the downside of fixed cover is provided with fixed head 11, fixed head is provided with fixed cover installing hole 12, fixed cover can be arranged on secondary knife bar movably forward and backward, steel ball 13, steel bowl 14 and stage clip 15 is from left to right provided with successively in fixed cover, the right-hand member of stage clip connects adjustment screw 16, the left port diameter of fixed cover is less than the diameter of steel ball, and a part for steel ball exposes the left port of fixed cover.The movable amplitude of fixed cover is identical with the movable amplitude of blade, is 1 millimeter to 3 millimeters, and the maximum mobile range of blade and fixed cover is less than the half of recess width to be processed on workpiece.The cross section of described secondary knife bar is rectangular, the rectangular opening 20 with secondary knife bar adaptation is provided with in handle of a knife on the downside of cutter head, the back segment of secondary knife bar can be arranged in rectangular opening movably forward and backward, be provided with secondary knife bar hold-down screw near the handle of a knife bottom surface of cutter head side, the central axis of secondary knife bar and the central axis of handle of a knife are in same vertical plane.All the other are identical with embodiment 1 or embodiment 2.
Embodiment 4
In embodiment 4 as shown in Figure 5, handle of a knife on the downside of cutter head is provided with secondary knife bar, the leading section of secondary knife bar is provided with workpiece polishing mechanism, workpiece polishing mechanism comprises the fixed cover (see figure 8) of horizontally set, the downside of fixed cover is provided with fixed head, fixed head is provided with fixed cover installing hole, fixed cover can be arranged on secondary knife bar movably forward and backward, from left to right tapered file 17 and stage clip is provided with successively in fixed cover, the right-hand member of stage clip connects adjustment screw, tapered file comprises cone head part 18 and cylindrical portion 19, the left port diameter of fixed cover is less than the diameter of cylindrical portion, the cone head part of tapered file is arranged on outside the left port of fixed cover, the cone-apex angle angle of tapered file is consistent with the nose angle angle of blade.The movable amplitude of fixed cover is identical with the movable amplitude of blade, is 1 millimeter to 3 millimeters, and the maximum mobile range of blade and fixed cover is less than the half of recess width to be processed on workpiece.All the other are identical with embodiment 1 or embodiment 2.
Embodiment 5
In embodiment 5 as shown in Figure 6, handle of a knife on the downside of cutter head is provided with secondary knife bar, the zigzag of front end in upwards bending of secondary knife bar, the upside of secondary knife bar leading section is provided with workpiece polishing mechanism, downside is provided with rolling mechanism, described workpiece polishing mechanism comprises the fixed cover of horizontally set, the downside of fixed cover is provided with fixed head, fixed head is provided with fixed cover installing hole, fixed cover can be arranged on secondary knife bar movably forward and backward, from left to right tapered file and stage clip is provided with successively in fixed cover above secondary knife bar, the right-hand member of stage clip connects adjustment screw, tapered file comprises cone head part and cylindrical portion, the left port diameter of fixed cover is less than the diameter of cylindrical portion, the cone head part of tapered file is arranged on outside the left port of fixed cover, the cone-apex angle angle of tapered file is consistent with the nose angle angle of blade, described rolling mechanism comprises the fixed cover of horizontally set, fixed head is provided with above fixed cover, fixed head is provided with fixed cover installing hole, fixed cover can be arranged on secondary knife bar movably forward and backward, steel ball, steel bowl and stage clip is from left to right provided with successively in fixed cover, the right-hand member of stage clip connects adjustment screw, and the left port diameter of fixed cover is less than the diameter of steel ball, and a part for steel ball exposes the left port of fixed cover, when the fixed cover of blade and secondary knife bar front end all mediates, on blade, the angular bisector of nose angle and the central axis of two fixed covers are on the same face of cylinder.All the other are identical with embodiment 1 or embodiment 2.
The present embodiment is the combination of embodiment 3 and embodiment 4, except chamfering, two procedures of steel ball roll extrusion and tapered file being polished merges and is combined on parts, while chamfering, roll extrusion can complete with this two procedures of polishing simultaneously, is merged into a procedure completes by three process, like this, process time can be reduced significantly, greatly enhance productivity, reduce production cost.
Embodiment 6
The mounting hole two ends of the blade bottom surface of embodiment 6 are arranged with the spring groove that one end is closed, one end is communicated with mounting hole, spring is provided with in spring groove, one end of spring abuts with the blind end of spring groove, the other end abuts with blade screw, blade is when off working state, and blade screw is positioned at the centre position of mounting hole.All the other with embodiment 1 embodiment 2 or embodiment 3 or embodiment 4 or embodiment 5 identical.
Embodiment 7
Be provided with extension spring between both sides and secondary knife bar before and after the fixed head of embodiment 7, one end of extension spring is connected with fixed head, and the other end is connected with secondary knife bar, and lathe tool is when off working state, and fixed cover is positioned at the centre position of mobile range.All the other with embodiment 3 embodiment 4 or embodiment 5 identical.
In addition to the implementation, in the scope disclosed in claims of the present invention and description, technical characteristic of the present invention or technical data can carry out reselecting and combining, thus form new embodiment, blade in such as the present invention, the movable amplitude of fixed cover can be selected between 1 millimeter to 3 millimeters, the nose angle of blade can be selected between 60 degree to 120 degree, also can arrange kidney-shaped alignment pin can only to move by fore-and-aft direction to limit blade in mounting hole, these are all those skilled in the art without the need to carrying out creative work and attainable, therefore the embodiment that these the present invention do not describe in detail also should be considered as specific embodiments of the invention and within protection scope of the present invention.
Lathe tool of the present invention is (see figure 9) when carrying out chamfer machining to the facing groove on workpiece 21, because blade can move forward and backward on cutter head, blade is so just made to have the function of certain auto-alignment groove center, when entering groove port from the point of a knife of lathe tool in the position of departing from groove center certain distance, first the blade of blade side contacts with a seamed edge of groove port, blade can move to the opposite side of cutter head after side is stressed, until the blade of blade opposite side contacts with another seamed edge of groove port, blade both sides stressed in a basic balance till, like this, lathe operation person is without the need to accurately locating the front and back position of lathe tool, only need roughly determine that chamfer machining can be carried out in the position of lathe tool with range estimation, greatly save process time.The stressing conditions being foundation blade both sides due to blade position regulates automatically, therefore can obtain symmetrical chamfering effect, ensure that the quality of product.In addition, lathe tool of the present invention can also increase the organisation of workings such as steel ball roll extrusion, tapered file polishing by secondary knife bar, multiple working procedure is originally completed in a procedure simultaneously, substantially increases production efficiency, reduce production cost.
Claims (7)
1. a chamfering lathe tool, comprise handle of a knife and be located at the cutter head of handle of a knife front end, it is characterized in that: described cutter head (1) is provided with blade installation step, blade (2) in platy structure is provided with blade mounting holes, described blade can be arranged on blade installation step movably forward and backward by the blade screw (3) be located in blade mounting holes, before and after the left part of blade, both sides are respectively equipped with front cutting edge (4) and rear cutting edge (5), angle between the cutting edge line of front cutting edge and the cutting edge line of rear cutting edge is the nose angle (α) of lathe tool, during blade moving, the angular bisector of described nose angle all the time with the central axis of handle of a knife (6) length direction, handle of a knife on the downside of cutter head is provided with secondary knife bar (9), the leading section of secondary knife bar is provided with rolling mechanism, rolling mechanism comprises horizontal fixed cover (10), the downside of fixed cover is provided with fixed head (11), fixed head is provided with fixed cover installing hole (12), fixed cover can be arranged on secondary knife bar movably forward and backward, steel ball (13), steel bowl (14) and stage clip (15) is from left to right provided with successively in fixed cover, the right-hand member of stage clip connects adjustment screw (16), the left port diameter of fixed cover is less than the diameter of steel ball, and a part for steel ball exposes the left port of fixed cover.
2. a kind of chamfering lathe tool according to claim 1, it is characterized in that: described nose angle is 60 degree to 120 degree, blade mounting holes is mounting hole, and the length direction of mounting hole is parallel with the length direction of lathe tool handle of a knife, and the right-hand member of blade is near the right facade of blade installation step.
3. a kind of chamfering lathe tool according to claim 1, it is characterized in that: the head of described blade screw is cylindric, the face of cylinder of blade screw head is provided with the arc dregs guiding groove (7) around the face of cylinder, and the lower side of described dregs guiding groove is along concordant with the upper plane (8) of described blade.
4. a kind of chamfering lathe tool according to claim 1, it is characterized in that: the movable amplitude of fixed cover is identical with the movable amplitude of blade, be 1 millimeter to 3 millimeters, the maximum mobile range of blade and fixed cover is less than the half of recess width to be processed on workpiece.
5. a kind of chamfering lathe tool according to claim 1, is characterized in that: described blade is front and back symmetrical structure, the front cutting edge of blade is equal with rear cutting edge length.
6. a kind of chamfering lathe tool according to claim 1, it is characterized in that: the mounting hole two ends of blade bottom surface are arranged with the spring groove that one end is closed, one end is communicated with mounting hole, spring is provided with in spring groove, one end of spring abuts with the blind end of spring groove, the other end abuts with blade screw, blade is when off working state, and blade screw is positioned at the centre position of mounting hole.
7. a kind of chamfering lathe tool according to claim 1 or 5 or 6, it is characterized in that: the cross section of secondary knife bar is rectangular, the rectangular opening (20) with secondary knife bar adaptation is provided with in handle of a knife on the downside of cutter head, the back segment of secondary knife bar can be arranged in rectangular opening movably forward and backward, be provided with secondary knife bar hold-down screw near the handle of a knife bottom surface of cutter head side, the central axis of secondary knife bar and the central axis of handle of a knife are in same vertical plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310449602.0A CN103600101B (en) | 2013-09-27 | 2013-09-27 | A kind of chamfering lathe tool |
Applications Claiming Priority (1)
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| CN201310449602.0A CN103600101B (en) | 2013-09-27 | 2013-09-27 | A kind of chamfering lathe tool |
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| CN103600101B true CN103600101B (en) | 2016-02-03 |
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Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104044192B (en) * | 2014-05-30 | 2016-01-20 | 滨州市虎森数控机械研究所 | One is heightened and is changed a numerical control woodworking lathe tool |
| CN107876889A (en) * | 2017-11-09 | 2018-04-06 | 重庆威诺克智能装备股份有限公司 | The positive and negative chamfer machining technique of automobile hub |
| CN107639247A (en) * | 2017-11-09 | 2018-01-30 | 重庆威诺克智能装备股份有限公司 | Positive and negative rose reamer |
| CN107695402A (en) * | 2017-11-20 | 2018-02-16 | 中山市园丰精密刃具有限公司 | A shape forming knife |
| 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 |
| CN108918224B (en) * | 2018-07-19 | 2021-07-27 | 北京首钢冷轧薄板有限公司 | Machining device and method for automatically correcting chamfer |
| CN109822136B (en) * | 2019-03-27 | 2024-03-29 | 盐城京奇刀具有限公司 | Length-adjustable one-step forming double-sided chamfering cutter bar |
| CN110202216B (en) * | 2019-06-27 | 2020-06-23 | 中国航发贵州黎阳航空动力有限公司 | Liner deburring method |
| CN112191872A (en) * | 2019-07-08 | 2021-01-08 | 上海弘智金属制品有限公司 | Novel numerical control lathe tool |
| CN113042766B (en) * | 2021-03-30 | 2022-02-22 | 四川道勤切削工具有限公司 | Thread and tool withdrawal groove processing tool |
| CN112935413B (en) * | 2021-03-31 | 2024-07-26 | 广东鸿特精密技术（台山）有限公司 | Reverse deburring cutter |
| CN115055764B (en) * | 2022-05-05 | 2025-03-21 | 包头钢铁（集团）有限责任公司 | Device and method for removing thread burrs by machining |
| CN115229995A (en) * | 2022-08-12 | 2022-10-25 | 曲靖晶龙电子材料有限公司 | A kind of round seed crystal processing method |
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| GB1441592A (en) * | 1972-07-28 | 1976-07-07 | Wickman Wimet Ltd | Cutting tools |
| US4730525A (en) * | 1986-05-01 | 1988-03-15 | General Electric Company | Indexable cutting tool |
| JPH08294801A (en) * | 1995-04-26 | 1996-11-12 | Fuji Oozx Inc | Method for grinding the end of a cylindrical work and the cutting tool used |
| CN2767014Y (en) * | 2005-03-03 | 2006-03-29 | 严介兴 | Straight-push type knife with clamp tips capable of being resharpened |
| CN201338103Y (en) * | 2008-12-10 | 2009-11-04 | 南车资阳机车有限公司 | Rose reamer |
| CN201833001U (en) * | 2010-11-02 | 2011-05-18 | 广东中兴液力传动有限公司 | Multi-purposed turning tool |
| CN202639370U (en) * | 2012-07-06 | 2013-01-02 | 泰州进鑫机械有限公司 | Multifunctional hole boring cutter |
| CN202779862U (en) * | 2012-09-07 | 2013-03-13 | 台州威龙数控刀刃具制造有限公司 | Combined type lathe cutter for pipe fittings |
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| CN103600101A (en) | 2014-02-26 |
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Effective date of registration: 20200611 Address after: 315800 Zhejiang city of Ningbo province Beilun xinqie street Mt. Hengshan Road No. 1528 Co-patentee after: HUNAN LUOYOU ENGINE PARTS Co.,Ltd. Patentee after: ZHEJIANG GEELY POWER ASSEMBLY Co.,Ltd. Co-patentee after: NINGBO SHANGZHONGXIA AUTOMATIC TRANSMISSION Co.,Ltd. Co-patentee after: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Address before: 315800 Zhejiang city of Ningbo province Beilun xinqie street Mt. Hengshan Road No. 1528 Co-patentee before: JI'NAN GEELY AUTO PARTS Co.,Ltd. Patentee before: ZHEJIANG GEELY POWER ASSEMBLY Co.,Ltd. Co-patentee before: HUNAN LUOYOU ENGINE PARTS Co.,Ltd. Co-patentee before: NINGBO SHANGZHONGXIA AUTOMATIC TRANSMISSION Co.,Ltd. Co-patentee before: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. |
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