CN2923122Y - Closed-connection-type blade-exchanging seat type cutter bar - Google Patents
Closed-connection-type blade-exchanging seat type cutter bar Download PDFInfo
- Publication number
- CN2923122Y CN2923122Y CN 200620001960 CN200620001960U CN2923122Y CN 2923122 Y CN2923122 Y CN 2923122Y CN 200620001960 CN200620001960 CN 200620001960 CN 200620001960 U CN200620001960 U CN 200620001960U CN 2923122 Y CN2923122 Y CN 2923122Y
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- blade
- blade bearing
- airtight
- type
- termination
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- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The utility model discloses a coadunate knife carrier of exchangeable blade seats that is a noble mechanically-clamped knife carrier suitable for all types of lathes. The technical proposal includes: a knife carrier (1) and a blade (5). The utility model is characterized in that the front end of the knife carrier (1) is provided with a coadunate tip (2) and a blade seat (3) matched with the knit tip; the coadunate tip (2) is provided with a wedge the double bevels; and teeth are arranged on the double bevels; two internal bevels with teeth on the blade seat (3) are matched with the teeth on the double bevels; a blade (5) is arranged on the blade seat (3). The knife carrier has a impressive suitability and multi-functionality, thereby the requirement of the blade and the knife body due to cutting different workpieces during processing is met, and the cost is reduced; Apart from this, the suitability, multi-functionality, and the life span of the knife carrier during the processing of cutting is increased; therefore, the utility model is a cutting cutter suitable for all types of lathes.
Description
Technical field
The utility model relates to a kind of type interchangeable pivot bar formula knife bar that connects airtight, and is a kind of novel clamped cutting bit bar that is applicable to various lathes.
Background technology
On lathe, workpiece is added man-hour,, need different knife bar of clamping or replacing blade that workpiece is processed because of being subjected to the requirement of the dissimilar workpiece of processing in the working angles.Common clamped cutting bit bar can not multi-use in participating in cutting process, need often change, and the utilization rate of knife bar and versatility are very low.In order to address this problem, the general at present way that adopts is: on the clamped cutting bit bar cemented carbide indexable insert is installed, or with the cutter of welding multitool head workpiece is processed.But for the workpiece of complexity, this knife bar that indexable insert tip, throw away tip is installed seems that still application and versatility are narrow.And the cutter good integrity of welding cutter head still, adds the influence that is subjected to the cutter head sharpening man-hour to workpiece bearing, and causes knife bar also often to be ground thereupon, causes that knife bar is a large amount of to be damaged and discarded, and can not multi-use.In sum, more than several conventional methods all can not solve the loss of knife bar knife bar in participating in process at all and reduce cost of investment, and improve a knife bar utilization rate and a difficult problem such as interchangeability in use.
Summary of the invention
The purpose of this utility model is that a kind of type interchangeable pivot bar formula knife bar that connects airtight will be provided, and in lathe car, boring process, this knife bar has multi-use.
In order to reach the purpose of this utility model, the technical scheme of being taked comprises: knife bar 1, blade 5, it is characterized in that, be provided with at the front end of knife bar 1 and connect airtight termination 2 and to connect airtight the blade bearing 3 that matches termination 2 with this, this connects airtight termination 2 and is the wedge-like that has two inclined-planes, be provided with tooth on this two inclined-plane, what match with tooth on this two inclined-plane is inclined-plane in two band teeth of blade bearing 3, and blade 5 is installed on the blade bearing 3.
Above-mentioned connects airtight in the type interchangeable pivot bar formula knife bar, connects airtight two axis symmetries of being with tooth inclined-plane and knife bar 1 of termination 2.
Above-mentioned connects airtight in the type interchangeable pivot bar formula knife bar, is provided with the cooling passage 9 that communicates with cooling water in the knife bar 1 vertically.
Above-mentioned connects airtight in the type interchangeable pivot bar formula knife bar, connects airtight termination 2 and is integral structure with knife bar 1.
Above-mentioned connects airtight in the type interchangeable pivot bar formula knife bar, is provided with screw thread or the through hole that fastens them together on termination 2 and/or the blade bearing 3 connecting airtight.
Above-mentioned connects airtight in the type interchangeable pivot bar formula knife bar, and the described angle that connects airtight the tooth on 2 liang of inclined-planes, termination is a, and a is 77 °～119 °; Tooth pitch d is 2.9mm～3mm, and flute profile is a triangle.
Above-mentioned connects airtight in the type interchangeable pivot bar formula knife bar, on described blade bearing 3 blade installation slot 8 is set, and blade 5 is installed on blade installation slot 8.
Above-mentioned connects airtight in the type interchangeable pivot bar formula knife bar, and blade bearing 3 is an indexable insert tip, throw away tip type blade bearing, or floating boring tool type blade bearing, or cutting knife type blade bearing, or screwer type blade bearing.
The type interchangeable pivot bar formula knife bar that connects airtight of the present utility model connects airtight termination 2 and blade bearing 3 owing to be provided with a blade bearing on knife bar 1, thereby has realized the replacing of tool rest and respective blade; Because blade bearing can be changed, so a knife bar can be installed serial blade bearing, a knife bar as transposition blade type blade bearing, floating boring tool type blade bearing, cutting knife type blade bearing, screwer type blade bearing, thereby can satisfy the processing needs of different workpieces, so can be used more.By the cooperation of the flank of tooth, make blade bearing connect airtight termination 2 and connect airtight with blade bearing 3 and be integral, increased the tightness and the integral rigidity of cutter.Metal material, organic material, nylon material are added man-hour bearing, compared with prior art, this knife bar has excellent adaptability, versatility, the blade that in process, causes, the requirement of cutter hub have been satisfied because of the cutting different workpieces, and reduced cost, having improved applicability, versatility and the service life of knife bar in bearing cutting process, is a kind of cutting tool that is applicable to various lathes.
Description of drawings
Fig. 1 is the combination schematic diagram that originally connects airtight type interchangeable pivot bar formula knife bar;
Fig. 2 is the front view that originally connects airtight the knife bar 1 of type interchangeable pivot bar formula knife bar;
Fig. 3 is that blade bearing connects airtight the A of termination to enlarged drawing among Fig. 2;
Fig. 4 is the blade bearing front view that originally connects airtight type interchangeable pivot bar formula knife bar;
Fig. 5 is the blade bearing vertical view that originally connects airtight type interchangeable pivot bar formula knife bar;
Fig. 6 is that the B of blade bearing among Fig. 4 is to enlarged drawing.
The specific embodiment
Shown in Fig. 1,2,4,5,1 is knife bar, 2 for be located at knife bar 1 foremost connect airtight the termination, 3 is blade bearing, 4 is fastening bolt, 5 is blade, 6 is screwed hole, 7 is through hole, 8 is blade installation slot, 9 is cooling passage.Cutter connects airtight termination 2 and is integral by being with the tooth inclined-plane to connect airtight with blade bearing 3, by fastening bolt 4 dead knife bars 3, increases the tightness and the integral rigidity of cutter.Blade 5 is installed on the blade installation slot 8 of blade bearing 3.Blade bearing 3 is made as exchange type series: indexable insert tip, throw away tip type blade bearing, floating boring tool type blade bearing, cutting knife type blade bearing, screwer type blade bearing.In the present embodiment, connect airtight termination 2 and be one with knife bar 1.
As shown in Figure 3, it is trapezoidal for the band tooth that blade bearing connects airtight termination 2, pushes up to be e; The end is f, and length overall is L, and the bottom angle is a, desirable 77 °～119 °.Tooth pitch is d, desirable 2.9mm～3mm.This flute profile is a triangle, and vertical trapezoidal inclined-plane makes.
As shown in Figure 6, blade bearing 3 is band tooth trapezoid-shaped openings, pushes up to be e ', and the end is f ', and length overall is L ', and the bottom angle is a ', desirable 77 °～119 °.Tooth pitch is d ', desirable 2.9mm～3mm.Flute profile is a triangle, and vertical trapezoidal inclined-plane makes.
As shown in Figure 3, be provided with the screwed hole 6 that is vertical angle t with the longitudinal center line of knife bar 1 on the termination 2 connecting airtight; Vertical angle t is 90 °, and screwed hole 6 is greater than M5.
As shown in Figure 4, on blade bearing 3, be provided with the through hole 7 that is vertical angle with the longitudinal center line of knife bar 1; Vertical angle t ' is 90 °, and through hole 7 is greater than ￠ 5mm.
As shown in Figure 5, the front end at blade bearing 3 is provided with blade installation slot 8; Blade installation slot 8 is GB triangle or square indexable insert tip, throw away tip groove.
By as shown in Figure 1, blade 5 is installed at the front end of blade bearing 3; Blade 5 can be GB triangle or square machine clip variable-position carbide chip.
In the present embodiment, to connect airtight termination 2 bottom angle a be 90 ° to blade bearing; Tooth pitch d is 3mm, and flute profile is a triangle, and vertical trapezoidal inclined-plane makes, and connects airtight the termination for being with tooth trapezoidal; The top is e, and the end is f, and length overall is L, connects airtight screwed hole 6 is set on the termination 2; Screwed hole is M5.Blade bearing 3 bottom angle a ' are 90 °; Tooth pitch d ' is 3mm, and flute profile is a triangle, and vertical trapezoidal inclined-plane makes, and blade bearing 3 is band tooth trapezoid-shaped openings; The top is e ', and the end is f ', and length overall is L ', and through hole 7 is set on the blade bearing 3, and the aperture is ￠ 5m, and blade 5 is installed on the blade installation slot 8 of blade bearing 3; Blade bearing 3 is exchange type series: indexable insert tip, throw away tip type blade bearing, floating boring tool type blade bearing, cutting knife type blade bearing, screwer type blade bearing.
In actual production, can also the cooling passage 9 (as shown in Figure 2) that communicate with cooling water be set vertically in the body of rod of this knife bar, can improve the condition of processing like this, improve crudy, prolong cutter life.
It should be noted last that, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (8)
1, a kind of type interchangeable pivot bar formula knife bar that connects airtight, comprise: knife bar (1), blade (5), it is characterized in that, be provided with at the front end of knife bar (1) and connect airtight termination (2) and to connect airtight the blade bearing (3) that matches termination (2) with this, this connects airtight termination (2) and is the wedge-like that has two inclined-planes, be provided with tooth on this two inclined-plane, what match with tooth on this two inclined-plane is inclined-planes in two band teeth of blade bearing (3), and blade (5) is installed on the blade bearing (3).
2, the type interchangeable pivot bar formula knife bar that connects airtight according to claim 1 is characterized in that, connects airtight two axis symmetries of being with tooth inclined-plane and knife bar (1) of termination (2).
3, the type interchangeable pivot bar formula knife bar that connects airtight according to claim 1 is characterized in that, is provided with the cooling passage (9) that communicates with cooling water in the knife bar (1) vertically.
According to claim 1 or the 2 or 3 described type interchangeable pivot bar formula knife bars that connect airtight, it is characterized in that 4, connecting airtight termination (2) is integral structure with knife bar (1).
5, according to claim 1 or the 2 or 3 described type interchangeable pivot bar formula knife bars that connect airtight, it is characterized in that, be provided with screw thread or the through hole that fastens them together connecting airtight on termination (2) and/or the blade bearing (3).
6, according to claim 1 or the 2 or 3 described type interchangeable pivot bar formula knife bars that connect airtight, it is characterized in that the described angle that connects airtight the tooth on (2) two inclined-planes, termination is a, a is 77 °～119 °; Tooth pitch (d) is 2.9mm～3mm, and flute profile is a triangle.
7, according to claim 1 or the 2 or 3 described type interchangeable pivot bar formula knife bars that connect airtight, it is characterized in that, blade installation slot (8) is set on described blade bearing (3), go up at blade installation slot (8) blade (5) is installed.
8, according to claim 1 or the 2 or 3 described type interchangeable pivot bar formula knife bars that connect airtight, it is characterized in that blade bearing (3) is an indexable insert tip, throw away tip type blade bearing, or floating boring tool type blade bearing, or cutting knife type blade bearing, or screwer type blade bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620001960 CN2923122Y (en) | 2006-01-27 | 2006-01-27 | Closed-connection-type blade-exchanging seat type cutter bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620001960 CN2923122Y (en) | 2006-01-27 | 2006-01-27 | Closed-connection-type blade-exchanging seat type cutter bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2923122Y true CN2923122Y (en) | 2007-07-18 |
Family
ID=38259546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620001960 Expired - Fee Related CN2923122Y (en) | 2006-01-27 | 2006-01-27 | Closed-connection-type blade-exchanging seat type cutter bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2923122Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104190964A (en) * | 2014-07-30 | 2014-12-10 | 常州西利合金工具有限公司 | Boring cutter |
-
2006
- 2006-01-27 CN CN 200620001960 patent/CN2923122Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104190964A (en) * | 2014-07-30 | 2014-12-10 | 常州西利合金工具有限公司 | Boring cutter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070718 Termination date: 20100301 |