CN203565892U - Cutter mounting structure - Google Patents
Cutter mounting structure Download PDFInfo
- Publication number
- CN203565892U CN203565892U CN201320764542.7U CN201320764542U CN203565892U CN 203565892 U CN203565892 U CN 203565892U CN 201320764542 U CN201320764542 U CN 201320764542U CN 203565892 U CN203565892 U CN 203565892U
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- hole
- cutter
- spring
- drive link
- cavity
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Abstract
The utility model discloses a cutter mounting structure. The interior of a cutter rod is provided with a cavity, the cavity is communicated with a through hole 1, the two ends of the through hole 1 are respectively communicated with the top end and bottom end of the cutter rod, the top end surface of the cutter rod is inwards concave to form a groove, a cutter blade and a cutter pad are arranged in the groove, the cuter pad is arranged under the cuter blade and is in contact with the bottom surface of the groove, the cavity is communicated with a through hole 2, the top end of the through hole 2 penetrates through the groove, the through hole 1 is parallel with the through hole 2, a transmission rod is arranged in the cavity, the two ends of the transmission rod are respectively arranged in the through hole 1 and the through hole 2, a pressing device is arranged in the through hole 1, the pressing device is in contact with the transmission rod in the through hole 1, a bolt is arranged in the through hole 2, one end of the bolt penetrates through the cutter blade and the cutter pad and then is arranged in the transmission rod in the through hole 2, a spring 1 is arranged between the cutter pad and the transmission rod, and is arranged in the through hole 2, and the two ends of the spring 1 are respectively arranged in the cutter pad and the transmission rod. The mounting structure has the advantage that the elasticity of the spring is utilized, so the vibration of the cutter is absorbed by the spring, thereby solving the problem of influence on cutting quality due to the loose mounting of the cutter caused by the long-time vibration of the existing cutter during mounting.
Description
Technical field
The utility model relates to a kind of mounting structure of cutter, belongs to mechanical field.
Background technology
Cutter is the instrument for machining in machine-building, claims again cutting element.Most cutters are that machine is used, but also have hand to use.Because the cutter using in machine-building is substantially all for cutting metal material, so " cutter " word is generally just interpreted as metal cutting tool.The cutter that cutting timber is used is called wood cutter.Also have a class cutter of special application, for geological prospecting, well-digging, mine probing, be called mine cutter.High-speed milling technique is widely used in automobile, aircraft and mold manufacturing industry.The centrifugal force that during due to milling cutter High Rotation Speed, cutter each several part bears has become the Main Load of cutter considerably beyond the effect of cutting force itself, and centrifugal force can cause cutter distortion even to break while acquiring a certain degree, the security technique of therefore studying high-speed milling cutter has extremely important meaning to Developing High-speed milling technology.The height of the geometric parameter of blades of cutting tools to stock-removing efficiency and the quality of crudy have a significant impact.Increase anterior angle, the plastic deformation in the time of can reducing rake face extruding cutting lay, reduces the frictional resistance that smear metal is flowed through above, thereby reduces cutting force and heat in metal cutting.But increase anterior angle can reduce the intensity of cutting edge simultaneously, reduces the heat radiation volume of cutter head.When selecting the angle of cutter, need to consider the impact of many factors, as workpiece material, cutter material, working properties (Roughing and fine machining) etc., choose reasonable as the case may be.Conventionally the cutting-tool angle of saying, refers to that manufacture and measuring angular dimension are when real work, and due to the installation site difference of cutter and the change of cutting movement direction, the angle of real work and the angle of mark are different, but conventionally differ very little.There is certain vibration in traditional cutter, long-term vibration causes the installation of cutter to become flexible in cutwork, and this can affect cutting quality.
Utility model content
The purpose of this utility model is to overcome the medium-term and long-term vibration of above-mentioned existing Cutting tool installation manner and causes the installation of cutter to become flexible, affect the problem of cutting quality, designed a kind of mounting structure of cutter, this mounting structure utilizes the elasticity of spring and the transmission of drive link, the vibrations of cutter can be absorbed by spring, solve the medium-term and long-term vibration of existing Cutting tool installation manner and caused the installation of cutter to become flexible, affected the problem of cutting quality.
The purpose of this utility model is achieved through the following technical solutions: a kind of mounting structure of cutter, comprise knife bar, in described knife bar, be provided with cavity, cavity is communicated with through hole one, the two ends of through hole one are communicated with top and the bottom of knife bar respectively, the top end face indent of knife bar forms groove, in groove, be provided with blade and edge bearing, edge bearing is arranged on blade below and contacts with the bottom surface of groove, cavity is communicated with through hole two, the top through-going recess of through hole two, and through hole one and through hole two are parallel to each other, in cavity, be provided with drive link, the two ends of drive link are separately positioned in through hole one and through hole two, in through hole one, be provided with hold down gag, hold down gag contacts with the drive link being arranged in through hole one, in through hole two, be provided with bolt, bolt one end is arranged on the drive link inside in through hole two after passing blade and edge bearing, between edge bearing and drive link, be provided with spring one, spring one is arranged in through hole two, the two ends of spring one are separately positioned in edge bearing and drive link.The operation vibration of blade absorbs by spring one and lever, makes the blade can be at work because vibrations cause the generation of becoming flexible, and has solved the medium-term and long-term vibration of existing Cutting tool installation manner and has caused the installation of cutter to become flexible, and affects the problem of cutting quality.
Be arranged on the termination of the spring one in edge bearing higher than the termination that is arranged on the spring one in drive link.
Hold down gag comprise housing screw, adjustment screw and be arranged on housing screw and adjustment screw between spring two, and spring two is linked on adjustment screw outer wall, housing screw is arranged on the top of adjustment screw, and the bottom of housing screw contacts with the top that drive link is arranged on the part of through hole one, the top of spring two contacts with the bottom that drive link is arranged on the part of through hole one.
The size that drive link is arranged on the part in through hole two is greater than the size of the screwed hole that in blade, bolt passes.
Drive link is arranged on the top of the part in through hole two and the bottom of blade contacts.
Cavity is communicated with draining hole, and draining hole is communicated with the bottom of knife bar.
In sum, the beneficial effects of the utility model are: this mounting structure utilizes the elasticity of spring and the transmission of drive link, the vibrations of cutter can be absorbed by spring and drive link, solve the medium-term and long-term vibration of existing Cutting tool installation manner and caused the installation of cutter to become flexible, affected the problem of cutting quality.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Mark and corresponding parts title in accompanying drawing: 1-knife bar; 2-through hole one; 3-housing screw; 4-bolt; 5-blade; 6-edge bearing; 7-spring one; 8-drive link; 9-cavity; 10-draining hole; 11-adjustment screw; 12-spring two.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited only to this.
Embodiment 1:
As shown in Figure 1, a kind of mounting structure of cutter, comprise knife bar 1, in described knife bar 1, be provided with cavity 9, cavity 9 is communicated with through hole 1, the two ends of through hole 1 are communicated with top and the bottom of knife bar 1 respectively, the top end face indent of knife bar 1 forms groove, in groove, be provided with blade 5 and edge bearing 6, edge bearing 6 is arranged on blade 5 belows and contacts with the bottom surface of groove, cavity 9 is communicated with through hole two, the top through-going recess of through hole two, and through hole 1 and through hole two are parallel to each other, in cavity 9, be provided with drive link 8, the two ends of drive link 8 are separately positioned in through hole 1 and through hole two, in through hole 1, be provided with hold down gag, hold down gag contacts with the drive link 8 being arranged in through hole 1, in through hole two, be provided with bolt 4, bolt 4 one end are arranged on drive link 8 inside in through hole two after passing blade 5 and edge bearing 6, between edge bearing 6 and drive link 8, be provided with spring 1, spring 1 is arranged in through hole two, the two ends of spring 1 are separately positioned in edge bearing 6 and drive link 8.While needing mounting cutter, hold down gag is screwed in through hole 1, push down drive link 8 one end, make drive link 8 as lever, there is the trend upwarping the one end being arranged in through hole two, cause spring 1 to stretch, and spring 1 is own just flexible, hold drive link 8, blade 5 and edge bearing 6 are put in groove, and all with the sidewall contact of groove, then screw in bolt 4, bolt 4 screws in drive link 8, the in the situation that of making drive link 8 stressed at two ends, keep close contact with the wall of cavity, blade 5 is fixed on knife bar 1, the vibrations that blade 5 is subject to while working utilize the absorption of spring 1 and drive link 8, the stress of cutter inside can be dissolved, having solved the medium-term and long-term vibration of existing Cutting tool installation manner causes the installation of cutter to become flexible, affect the problem of cutting quality.
Be arranged on the termination of the spring 1 in edge bearing 6 higher than the termination that is arranged on the spring 1 in drive link 8.Make the spring 1 can be in extended state, need to guarantee that the two ends of spring 1 are in the direction of motion, there be a difference in height at the two ends of spring 1, and spring 1 just has enough strokes to meet to use.In edge bearing 6 and drive link 8, be provided with respectively the termination of groove for fixing spring 1, avoid spring 1 to be pulled off.
Hold down gag comprise housing screw 3, adjustment screw 11 and be arranged on housing screw 3 and adjustment screw 11 between spring 2 12, and spring 2 12 is linked on adjustment screw 11 outer walls, housing screw 3 is arranged on the top of adjustment screw 11, and the bottom of housing screw 3 contacts with the top that drive link 8 is arranged on the part of through hole 1, the top of spring 2 12 contacts with the bottom that drive link 8 is arranged on the part of through hole 1.Housing screw 3 is to screw in to be directly pressed on drive link 8, make drive link 8 in through hole two, have a tip-tilted trend, adjustment screw 11 is to regulate its position, spring 2 12 is to have an elastic compression after making housing screw 3 compress drive link 8 simultaneously, reduces the destruction being rigidly connected to drive link 8.Spring 2 12 one end contact with drive link 8, and the other end contacts with adjustment screw 11, and rotation adjustment screw 11 can regulating spring 2 12 and the contact condition of drive link 8.
The size that drive link 8 is arranged on the part in through hole two is greater than the size of the screwed hole that in blade 5, bolt 4 passes; The top that drive link 8 is arranged on the part in through hole two contacts with the bottom of blade 5.For drive link 8 can be held out against with blade 5, so the end face diameter of drive link 8 is greater than the through hole that bolt 4 screws in.
Cavity 9 is communicated with draining hole 10, and draining hole 10 is communicated with the bottom of knife bar 1.Draining hole 10 is that the lubricating oil in cavity 9 is drained, and the medium-term and long-term impurity accumulating of cavity 9 also can excrete out by draining hole 10, keeps the clean of cavity 9, avoids affecting the motion of drive link 8 in cavity 9.
Take aforesaid way, just can realize preferably the utility model.
Claims (6)
1. the mounting structure of a cutter, it is characterized in that: comprise knife bar (1), in described knife bar (1), be provided with cavity (9), cavity (9) is communicated with through hole one (2), the two ends of through hole one (2) are communicated with top and the bottom of knife bar (1) respectively, the top end face indent of knife bar (1) forms groove, in groove, be provided with blade (5) and edge bearing (6), edge bearing (6) is arranged on blade (5) below and contacts with the bottom surface of groove, cavity (9) is communicated with through hole two, the top through-going recess of through hole two, and through hole one (2) and through hole two are parallel to each other, in cavity (9), be provided with drive link (8), the two ends of drive link (8) are separately positioned in through hole one (2) and through hole two, in through hole one (2), be provided with hold down gag, hold down gag contacts with the drive link (8) being arranged in through hole one (2), in through hole two, be provided with bolt (4), bolt (4) one end is arranged on drive link (8) inside in through hole two after passing blade (5) and edge bearing (6), between edge bearing (6) and drive link (8), be provided with spring one (7), spring one (7) is arranged in through hole two, the two ends of spring one (7) are separately positioned in edge bearing (6) and drive link (8).
2. the mounting structure of a kind of cutter according to claim 1, is characterized in that: described in be arranged on the spring one (7) in edge bearing (6) termination higher than the termination that is arranged on the spring one (7) in drive link (8).
3. the mounting structure of a kind of cutter according to claim 1, it is characterized in that: described hold down gag comprises housing screw (3), adjustment screw (11) and be arranged on housing screw (3) and adjustment screw (11) between spring two (12), and spring two (12) is linked on adjustment screw (11) outer wall, housing screw (3) is arranged on the top of adjustment screw (11), and the bottom of housing screw (3) contacts with the top that drive link (8) is arranged on the part of through hole one (2), the top of spring two (12) contacts with the bottom that drive link (8) is arranged on the part of through hole one (2).
4. the mounting structure of a kind of cutter according to claim 1, is characterized in that: the size that described drive link (8) is arranged on the part in through hole two is greater than the size of the screwed hole that in blade (5), bolt (4) passes.
5. the mounting structure of a kind of cutter according to claim 4, is characterized in that: the top that described drive link (8) is arranged on the part in through hole two contacts with the bottom of blade (5).
6. the mounting structure of a kind of cutter according to claim 1, is characterized in that: described cavity (9) is communicated with draining hole (10), and draining hole (10) are communicated with the bottom of knife bar (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320764542.7U CN203565892U (en) | 2013-11-29 | 2013-11-29 | Cutter mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320764542.7U CN203565892U (en) | 2013-11-29 | 2013-11-29 | Cutter mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203565892U true CN203565892U (en) | 2014-04-30 |
Family
ID=50533651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320764542.7U Expired - Fee Related CN203565892U (en) | 2013-11-29 | 2013-11-29 | Cutter mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203565892U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103658700A (en) * | 2013-11-29 | 2014-03-26 | 成都斯锐特钨钢刀具有限公司 | Mounting structure with function of improving cutter compressing effect |
-
2013
- 2013-11-29 CN CN201320764542.7U patent/CN203565892U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103658700A (en) * | 2013-11-29 | 2014-03-26 | 成都斯锐特钨钢刀具有限公司 | Mounting structure with function of improving cutter compressing effect |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 Termination date: 20181129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |