CN1907609A

CN1907609A - Lathe tool and chasing tool shape lathe using same

Info

Publication number: CN1907609A
Application number: CNA2006101009988A
Authority: CN
Inventors: 上田正信; 田中宏明
Original assignee: Sumitomo Electric Hardmetal Corp
Current assignee: Sumitomo Electric Hardmetal Corp
Priority date: 2005-08-04
Filing date: 2006-08-01
Publication date: 2007-02-07
Anticipated expiration: 2026-08-01
Also published as: JP4103962B2; CN1907609B; JP2007062006A

Abstract

Provided is a lathe tool and chasing tool shape lathe using same, designed to be capable of performing machining functions of the lathe, without increasing the number of lathe tools and thereby to promote productivity of machining, curtailment of work handling, and reduction of equipment volume. The structure of the lathe tool (1) mounted on the blade carrier of the chasing tool shape lathe is: a plurality of blades (6) to be individually fixed to a shank (2) are formed by means of clamp means (10), and of the blades (6), at least one, for instance blade 6<-1> is structurally affixed to the base unit (4), which is installed on the side face or end face of the shank head portion (3).

Description

Lathe tool and used the chasing tool type lathe of this lathe tool

Technical field

The present invention relates to be configured in side by side on one group the knife rest and possess the chasing tool type lathe of this lathe tool at the lathe tool (compound lathe tool) that has selectivity or compound a plurality of cutters that use on the handle of a knife with this lathe tool.

Background technology

At the front end of handle of a knife the lathe tool of cutters such as throw away chip has been installed, can be used in the various processing such as fluting processing, chamfer machining of external diameter copying, internal diameter processing, interior external diameter.A kind of small-sized lathe of installing on the knife rest that is called as chasing tool type lathe that a plurality of these lathe tools are configured in is side by side arranged.This chasing tool type lathe can utilize different types of lathe tool that same workpiece is implemented various processing, need not carry out being fixedly clamped again of workpiece and just can tackle complicated shape of product.

This chasing tool type lathe for example discloses in following patent documentation 1.The lathe of the document, the lathe tool that the handle of a knife size of a plurality of kinds is little is configured on the ladder knife rest with narrow and small spacing parallel arranging and installs.Each lathe tool is the unifunctional general lathe tool that a cutter has been installed on a handle of a knife, in the side of the head of handle of a knife blade bearing is set, and utilizes pinching screw that cutters such as throw away chip are fixed at this blade bearing.

Patent documentation 1 disclosed chasing tool type lathe is because what use is unifunctional lathe tool, so if increase machining functions (machining kinds), then need to count with function the lathe tool of equal number.But the quantity that can be installed in the lathe tool on the lathe is limited.Therefore, under the situation that the machining functions number that requires is Duoed than the quantity of the lathe tool of having equipped, need divide machining area at many chassis bed processes, perhaps, needing to change the lathe tool that has been installed on the knife rest tackles, thereby exist the time that lathe tool is changed or workpiece is changed to become lost time, productivity ratio descends, the undesirable condition that equipment increases.

In addition, in order to increase machining functions, also considered on the identical face of a lathe tool, a plurality of cutters to be installed side by side, but this can cause becoming big because of the part of having arranged a plurality of cutters makes the lathe tool width, therefore, can not guarantee to be used for the space that the installation of cutter is changed.Especially under knife rest is small-sized situation, because this knife rest has limited the size of the handle of a knife that can keep, so there is the problem that can not guarantee to be used to install the space of a plurality of cutters fully.

Patent documentation 1: No. 3286836 communique of Japan Patent (0030 section and Figure 29)

Summary of the invention

Problem of the present invention is do not increasing under the prerequisite that number is set of lathe tool, and the machining functions of chasing tool type lathe etc. is increased, and realizes the reduction in the man-hour of the raising of productivity ratio of turning processing and operation, the reduction of equipment.

In order to solve above-mentioned problem, in the present invention, a plurality of cutters are installed on a handle of a knife and lathe tool are made into the lathe tool of complex function.In addition, in being installed on a plurality of cutters of handle of a knife, at least one cutter is installed on the seat portion that side or end face at the head of handle of a knife are provided with.

In addition, described seat portion the seat of the groove shape that forms except the side that makes head or end face part ground depression, also can be side or the end face perforate at head, inserts the seat of the installation portion of cutter in this hole.In a word, so long as the seat of side that can be from the head or end face loading and unloading cutter get final product.

This lathe tool as the cited embodiment in back, has been considered the variety of way that cutter is installed, no matter use which kind of installation method, preferred construction is, all from same direction and any one direction up and down, each cutter utilize the fixing of handle of a knife that clamp mechanism carries out.

In addition, the cutter that is installed on handle of a knife considered the external diameter copying with blade, internal diameter processing with blade, start(ing) drill, internal diameter fluting with blade, external diameter fluting with blade, chamfer machining with blade, drill bit etc., the lathe tool that will be installed on the seat portion at two positions that are arranged at head from this two blade arbitrarily of wherein selecting or drill bit preferably.

In the present invention, the processing machines such as lathe that used above-mentioned lathe tool are also provided in the lump.At this moment, be applied to: so that lathe tool side by side under the situation of the chasing tool lathe that constitutes being equipped with a plurality of lathe tools on the knife rest of the mode of configuration, is had very big effect.

Lathe tool of the present invention owing to possess a plurality of cutters on a handle of a knife, when the cutter number of considering each root handle of a knife is n, need not increases the number that is installed on the lathe tool on the knife rest and just can make the machining functions of processing machine (lathe) be increased to n doubly.

In addition, when changing operation, at present knife rest is moved be equivalent to the distance that spacing is set of lathe tool for the lathe tool that switches use, but if use lathe tool of the present invention, then when the switching of a plurality of cutters that are installed on same handle of a knife, only move and be equivalent to that the amount of spacing gets final product between cutter, can shorten the cycle time of processing, bring the further raising of productivity ratio.

In addition, in being installed on the cutter of same handle of a knife, at least one cutter is installed on the seat portion that side or end face at the head of handle of a knife are provided with, thereby has suppressed the increase of width of the head of handle of a knife, the installing space that lathe tool is installed on knife rest can not become big yet.

In addition, all from same direction and any one direction up and down, carry out fixing to handle of a knife that undertaken by the clamp mechanism of utilizing each cutter, need not unload lathe tool and just can change cutter from knife rest like this, and, owing to carry out the operation of each clamp mechanism, so the operability when changing is also superior in same position.

Chasing tool lathe of the present invention, because what use is to increase the lathe tool of machining functions number by the cutter number is increased, so the processing of carrying out at number chassis bed just can be carried out on a chassis bed now in the past, perhaps, make and all add man-hour at a chassis bed, the replacing of necessary lathe tool does not become possibility before not needing, thereby has realized the minimizing of equipment, the raising of productivity ratio.

Description of drawings

Fig. 1 is the vertical view of an example of expression lathe tool of the present invention;

Fig. 2 is the side view of the lathe tool of Fig. 1;

Fig. 3 is the front view of the lathe tool of Fig. 1;

Fig. 4 is the profile along the X-X line of Fig. 1;

Fig. 5 is the stereogram of the lathe tool of Fig. 1;

Fig. 6 is the vertical view of other examples of expression lathe tool of the present invention;

Fig. 7 is the side view of the lathe tool of Fig. 6;

Fig. 8 is the profile along the Y-Y line of Fig. 6;

Fig. 9 is the vertical view of other other examples of expression lathe tool of the present invention;

Figure 10 is the side view of the lathe tool of Fig. 9;

Figure 11 is the profile along the Z-Z line of Fig. 9;

Figure 12 is other the figure of example of the combination of expression cutter;

Figure 13 is other other the figure of example of the combination of expression cutter;

Figure 14 is other other the figure of example of the combination of expression cutter;

Figure 15 is other other the figure of example of the combination of expression cutter;

Figure 16 is other other the figure of example of the combination of expression cutter;

Figure 17 is other other the figure of example of the combination of expression cutter;

Figure 18 is other other the stereogram of wanting portion of example of expression lathe tool of the present invention;

Figure 19 is other other the stereogram of wanting portion of example of expression lathe tool of the present invention;

Figure 20 is the vertical view of wanting portion of the lathe tool of Figure 19;

Figure 21 is the figure of an example summary of expression lathe of the present invention.

Among the figure: 1,1A～1J-lathe tool; The 2-handle of a knife; The 3-head; 4,5-seat portion; 4a is at the bottom of the 5a-seat; 4b, 5b-seat wall; The 6-cutter; The 7-installation portion; The 7a-conical surface; 8-direction of principal axis protuberance; The 9-blade; The 10-clamp mechanism; The 10a-pressing plate; The 10b-W screw; The 10c-pinching screw; The 10d-fastening bolt; 11-chasing tool type lathe; The 12-knife rest; The 13-workpiece support; The 14-rotary driving part

The specific embodiment

Below, based on Fig. 1～Figure 21 of accompanying drawing, describe for the embodiment of lathe tool of the present invention and lathe.Fig. 1～Fig. 5 represents the lathe tool of first embodiment.The structure of this lathe tool 1 is, is provided with a

portion

4,5 at the head 3 of handle of a knife (bearing) 2, is separately installed with

cutter

6,6 in this one 4,5.In addition, for convenience of description, two cutters have added the mark that is used to discern both, with 6 _-1, 6 _-2Represent.

Seat portion 4 is set at the side of a side of head 3.This one 4 to the side of a side of head 3, front and above three open, in addition, also have vertical seat end 4a and intersect at the seat wall 4b of 4a at the bottom of this with acute angle, with 4a at the bottom of this and a wall 4b to cutter 6 _-1Positioning support.

In addition, seat portion 5 is set at the top corner part of opposition side of a side of the portion 4 that is provided with of head 3.This one 5 is the seats with two seat wall 5b of the seat end 5a of level and the angle of the crossing with acute angle that the edge of 5a erects at the bottom of this, with the seat end 5a of this one 5 that has opened with the two sides of front upward and seat wall 5b to cutter 6 _-2Positioning support.

Illustrative cutter

6 _-1, 6 _-2It all is throw away chip.Illustrative cutter 6 _-1Be the blade of internal diameter processing usefulness, the place ahead that is viewed as the installation portion 7 of approximate parallelogram in the side is provided with elongated axial protuberance 8, and then, being provided with blade 9 at the front end of this axial protuberance 8, described blade 9 is outstanding with ormal weight towards the side.Installation portion 7 has conical surface 7a on top, utilize the pressing plate 10a of clamp mechanism 10 that this conical surface 7a is pressurizeed, thereby with cutter 6 _-1In the fixing present portion 4.Pressing plate 10a's is fastening, is undertaken by illustrated so-called W screw 10b etc.This cutter 6 _-1, the place ahead of 3 plugs seat portion 4 from the head by W screw 10b is got loose.Owing to what carry out clamp mechanism 10 from upside fixedly is the operation of W screw 10b, just can carry out cutter 6 so need not unload lathe tool 1 from knife rest _-1Loading and unloading.

Illustrative cutter 6 _-2Be the blade that the external diameter copying is used, adopt the positive blade (positivechip) of rhombus.This cutter 6 _-2, being fixed in a portion 5 by fastening pinching screw 10c (this also is a clamp mechanism 10), described pinching screw 10c is through the hole at center and be screwed into handle of a knife 2.This cutter 6 _-2Can load and unload from upside by unloading pinching screw 10c.As figure, on the top of head 3 cutter 6 has been installed together in addition _-1, 6 _-2Both lathe tool, will use cutter 6 _-1The time workpiece rotation and use cutter 6 _-2The time workpiece rotation put upside down and process.

Fig. 6～Fig. 8 is the second embodiment lathe tool.This lathe tool 1A is provided with a

portion

4,5 in the two sides of the head 3 of handle of a knife 2, is separately installed with cutter 6 in this one 4,5 _-1, 6 _-2Being arranged at the

seat portion

4,5 on the handle of a knife 2 of this lathe tool 1A, is the seat portion of the same structure of center symmetric shape, utilizes the cutter 6 of the different internal diameter processing usefulness of clamp mechanism 10 fixed installation purposes at this _-1, 6 _-2(structure all with the cutter 6 of the lathe tool of Fig. 1 _-1Identical blade).The clamp mechanism 10 of Li Yonging adopts general fastening bolt 10d to replace the W screw 10b that has narrated herein, other structures and be used for cutter 6 in the first embodiment _-1Fixing structure identical.So, even be installed on a plurality of cutters 6 of same handle of a knife _-1, 6 _-2Be same use, so long as with a cutter as roughing usefulness, another cutter is used for using as fine finishining, then just can reach the purpose that makes the machining functions increase.

Fig. 9～Figure 11 is the lathe tool of the 3rd embodiment.This lathe tool 1B is the position that has reduced the

seat portion

4,5 that the head 3 at handle of a knife 2 is provided with, and makes the cutter 6 that is installed on these

ones

4,5 _-1, 6 _-2The lathe tool that on the C of the axle center of handle of a knife 2, aligns of point of a knife.Other structure is owing to identical with the lathe tool of second embodiment, so omit explanation.

What Figure 12～Figure 17 represented is other examples of the combination of cutter.The lathe tool 1C of Figure 12 is with start(ing) drill (cutter 6 _-1) and internal diameter processing blade (cutter 6 _-2) make up, and be installed on the handle of a knife 2.In addition, the lathe tool 1D of Figure 13 is with start(ing) drill (cutter 6 _-1) and the blade (cutter 6 used of external diameter copying _-2) make up; The lathe tool 1E of Figure 14 is with the slot blade (cutter 6 of usefulness of internal diameter _-1) and internal diameter processing blade (cutter 6 _-2) make up; The lathe tool 1F of Figure 15 is with internal diameter processing blade (cutter 6 _-1) and the blade (cutter 6 used of chamfering _-2) make up; The lathe tool 1G of Figure 16 is with internal diameter processing blade (cutter 6 _-1) and the blade (cutter 6 of external diameter fluting usefulness _-2) make up; The lathe tool 1H of Figure 17 is with internal diameter fluting blade (cutter 6 _-1) and the blade (cutter 6 of external diameter fluting usefulness _-2) make up.So, be installed on the cutter of same handle of a knife, processing mode, the different blade of processing conditions at random can be made up and use.In addition, the lathe tool 1C of Figure 12 and the lathe tool 1D of Figure 13 in head 3 perforates of handle of a knife 2, insert cutter 6 in this hole _-1, utilize pinching screw to come fastening cutter 6 as clamp mechanism 10 _-1And be fixed in head 3, open and use as seat portion 4 in the hole that is provided with to the end face (front) of head 3.

Figure 18～Figure 20 is other other the embodiment of lathe tool of the present invention.The lathe tool 1I of Figure 18, be respectively arranged with depth direction in the position of the deflection another side side of the end face (front) of the head 3 of handle of a knife 2 and a side's side and differ 90 °

seat portion

4,5, in these two

seat portions

4,5, utilize pressing plate 10a clamping respectively and variform two internal diameters processing blade (cutter 6 is installed _-1), (cutter 6 _-2).One side's cutter 6 _-1 Cutter 6 with the opposing party _-2Differ 90 ° in installation portion 7 outstanding directions from direction of principal axis protuberance 8.This structure has following advantage, though since the restriction in space and can not be from the head side loading and unloading the opposing party of 3 cutter 6 _-2The time, also a plurality of cutters can be set.In addition, because

cutter

6 _-1, 6 _-2Point of a knife towards being equidirectional, so add the direction of rotation that there is no need to change workpiece man-hour switching two cutters.

The lathe tool 1J of Figure 19, Figure 20 also is respectively arranged with depth direction and differs 90 °

seat portion

4,5 in the position of the deflection another side side of the end face (front) of the head 3 of handle of a knife 2 and a side's side, in these two

seat portions

4,5, utilize pressing plate 10a clamping respectively and variform two internal diameters processing blade (cutter 6 is installed _-1), (cutter 6 _-2).One side's cutter 6 _-1 Cutter 6 with the opposing party _-2And the lathe tool of Figure 18 similarly, differs 90 ° in the installation portion 7 outstanding directions from direction of principal axis protuberance 8.The opposing party's cutter 6 _-2Preceding edged surface f towards the top, a side cutter 6 _-1Opposite with it, preceding edged surface f is towards the below.(upside of handle of a knife 2 and downside) carries out cutter 6 though this lathe tool 1J needs the other way around _-1With cutter 6 _-2The operation that compresses that utilizes pressing plate 10a, but because cutter 6 _-1With cutter 6 _-2Point of a knife projected direction, with preceding edged surface towards being just in time opposite direction, so need not change the direction of rotation of workpiece, switch two cutters and just can process.

In addition, as shown in figure 20, also considered following lathe tool: with cutter 6 _-1With 6 _-2Separately be arranged on from the head position that 3 upper face side operation clamp mechanism 10 loads and unloads and 3 following side operation clamp mechanism 10 position of loading and unloading from the head, thus, (for example from upside) operation clamp mechanism from identical position, can dismantle all cutters, so such lathe tool is because good operability is preferred.

Figure 21 represents the summary of chasing tool lathe of the present invention.The structure of this lathe 11 is to have: knife rest 12, and it is with above-mentioned lathe tool (

lathe tool

1 or 1A, 1B ... Deng), for example be configured to required number with the spacing parallel arranging that is about 10mm～20mm; The workpiece support 13 that keeps workpiece W; And the rotary driving part 14 that makes these workpiece support 13 rotations.This lathe is because the lathe tool of a plurality of cutters has been installed in use, so even the machining functions of a chassis bed is minimum, also can be increased to the twice of the machining functions of existing lathe.In addition, change along with the use cutter of operation (processing content) change, only by making the knife rest displacement be equivalent to the amount of spacing P between cutter, the position of switching a plurality of cutters that are installed on same handle of a knife gets final product, compare with the chasing tool lathe that has used unifunctional lathe tool, can also shorten the cycle time of processing.In addition, according to the form of cutter, sometimes before and after the switching of using cutter, the direction of rotation counter-rotating (direction of representing from solid line represent to dotted line direction switch or switch from the direction that the direction that dotted line is represented is represented to solid line) of workpiece W is processed.

Claims

1. lathe tool, wherein,

On a handle of a knife (2), be provided with by the fixing respectively a plurality of cutters (6 of clamp mechanism (10) _-1, 6 _-2), and in the seat portion (4) of side that is arranged at the head of handle of a knife (3) or end face, be equipped with at these a plurality of cutters (6 _-1, 6 _-2) among at least one cutter (6 _-1).

2. lathe tool according to claim 1, wherein,

Each cutter (6 _-1, 6 _-2) utilize fixing that clamp mechanism (10) carries out, all from same direction and up and down any one direction carry out.

3. lathe tool according to claim 1 and 2, wherein,

As described cutter (6 _-1, 6 _-2), will from the external diameter copying with the processing of blade, internal diameter with blade, start(ing) drill, internal diameter fluting with blade, external diameter fluting with blade, chamfer machining with two blades arbitrarily selected blade, the drill bit or the drill bit installation portion (4,5) of being present, this one (4,5) is installed in the both sides of the front end that is arranged at head (3).

4. chasing tool lathe, wherein,

One group of knife rest (12) disposes each described lathe tool (1) in a plurality of claims 1～3 side by side and possesses.