CN202239683U - Shockproof boring tool for deep-hole machining - Google Patents
Shockproof boring tool for deep-hole machining Download PDFInfo
- Publication number
- CN202239683U CN202239683U CN201120329688XU CN201120329688U CN202239683U CN 202239683 U CN202239683 U CN 202239683U CN 201120329688X U CN201120329688X U CN 201120329688XU CN 201120329688 U CN201120329688 U CN 201120329688U CN 202239683 U CN202239683 U CN 202239683U
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- alloy tool
- aluminium alloy
- tool rest
- hollow
- ring flange
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Abstract
The utility model discloses a shockproof boring tool for deep-hole machining. A flat key is arranged on an end face of a mandrel hilt, a key groove is arranged on one side of a flange plate, a mandrel of the mandrel hilt penetrates through a central through hole of the flange plate, the flat key is positioned in the key groove on the side of the flange plate, the end face of the mandrel hilt and one end of a hollow tool bar are connected with two sides of the flange plate through bolts respectively, a positioning block and a flat key are arranged at the other end of the hollow tool bar, a positioning counterbore and a key groove are arranged at one end of an aluminum alloy tool apron, the positioning block and the flat key of the hollow tool bar are positioned in the positioning counterbore and the key groove of the aluminum alloy tool apron, the aluminum alloy tool apron is arranged at one end of the hollow tool bar through a bolt, pin holes are axially arranged on two sides of the aluminum alloy tool apron respectively, screw holes perpendicular to the pin holes are also arranged on the two sides of the aluminum alloy tool apron, a tail handle of a boring tool bit is inserted into the pin holes of the aluminum alloy tool apron and fixed by head support screws, and a rubber strip is filled in the hollow tool bar. The shockproof boring tool is simple in structure, capable of machining deep holes and particularly applicable to machining the deep holes with high length-diameter ratio, machining precision is ensured, and machining cost is reduced.
Description
Technical field
The utility model relates to a kind of shockproof borer of deep hole machining.
Background technology
Borer is used for the processing in machine components hole; When deep hole machining; During greater than three times, cause circular runout like the deep hole draw ratio, thereby cause the borer vibrations to make deep hole machining lose efficacy owing to borer is long; The serious deviation of machining accuracy, surface of deep hole produces the shake line and influences surface roughness; Therefore adopt shockproof borer usually during the machine components deep hole machining, to guarantee the machining accuracy of deep hole.At present mostly shockproof borer only can solve the boring depth of about five times of deep hole draw ratios, and the deep hole draw ratio is greater than the deep hole machining more than seven times, and traditional shockproof borer also has seismism, causes deep hole machining unstable.Present shockproof borer price is very high simultaneously, generally all more than 100,000 yuan, has increased the cost of deep hole machining.
Summary of the invention
The utility model technical problem to be solved provides a kind of shockproof borer of deep hole machining; Utilize the operations of this shockproof borer smooth implementation machine components deep hole; Especially the deep hole machining that adapts to high length-diameter ratio has guaranteed the precision of deep hole machining, and this shockproof borer is simple in structure; Cost is lower, has reduced the cost of deep hole machining.
For solving the problems of the technologies described above; The shockproof borer of the utility model deep hole machining comprises mandrel handle of a knife, ring flange, hollow knife bar, aluminium alloy tool rest, at least one cutter head and rubber strip; Said mandrel handle of a knife end face is provided with flat key; Said ring flange one side is provided with keyway; The mandrel of said mandrel handle of a knife penetrates the keyway that said ring flange central through hole and mandrel handle of a knife end face flat key are positioned at ring flange one side, and said mandrel handle of a knife end face is connected said ring flange both sides through bolt respectively with hollow knife bar one end, and the said hollow knife bar other end is provided with locating piece and flat key; Said aluminium alloy tool rest one end is provided with location counterbore and keyway; The locating piece of the said hollow knife bar other end and flat key lay respectively in the location counterbore and keyway of said aluminium alloy tool rest one end, and said aluminium alloy tool rest is located at the said hollow knife bar other end through bolt, and said aluminium alloy tool rest both sides are respectively equipped with pin-and-hole vertically and vertical pin-and-hole is provided with screw; The caudal peduncle of said at least one cutter head inserts the pin-and-hole of said aluminium alloy tool rest and through a head screw cutter head is fixed in aluminium alloy tool rest end face, and said rubber strip is filled in the said hollow knife bar.
Further; This cutter also comprises two alignment pins; Said two alignment pins are located at said ring flange opposite side end face respectively in opposite directions; The end face that said hollow knife bar is connected with said ring flange is provided with two dowel holes in opposite directions, and said two alignment pins lay respectively in the dowel hole of said hollow knife rod end surface.
Because the shockproof borer of the utility model deep hole machining has adopted technique scheme; Be that mandrel handle of a knife end face is provided with flat key; Ring flange one side is provided with keyway; The mandrel of mandrel handle of a knife penetrates the keyway that ring flange central through hole and mandrel handle of a knife end face flat key are positioned at ring flange one side, and through bolted flange dish both sides, the hollow knife bar other end is provided with locating piece and flat key respectively for mandrel handle of a knife end face and hollow knife bar one end; Aluminium alloy tool rest one end is provided with location counterbore and keyway; The locating piece of the hollow knife bar other end and flat key lay respectively in the location counterbore and keyway of aluminium alloy tool rest one end, and the aluminium alloy tool rest is located at the hollow knife bar other end through bolt, and aluminium alloy tool rest both sides are respectively equipped with pin-and-hole vertically and vertical pin-and-hole is provided with screw; The caudal peduncle of at least one cutter head inserts the pin-and-hole of aluminium alloy tool rest and through a head screw cutter head is fixed in aluminium alloy tool rest end face, and rubber strip is filled in the hollow knife bar.The operations of this shockproof borer smooth implementation machine components deep hole especially adapts to the deep hole machining of high length-diameter ratio, guaranteed the precision of deep hole machining, and this shockproof borer is simple in structure, and cost is lower, has reduced the cost of deep hole machining.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is done further to specify:
Fig. 1 is the structural representation of the shockproof borer of the utility model deep hole machining.
The specific embodiment
As shown in Figure 1; The shockproof borer of the utility model deep hole machining comprises mandrel handle of a knife 1, ring flange 2, hollow knife bar 3, aluminium alloy tool rest 4, at least one cutter head 5 and rubber strip 6; Said mandrel handle of a knife 1 end face is provided with flat key 12; Said ring flange 2 one sides are provided with keyway 21; The mandrel 11 of said mandrel handle of a knife 1 penetrates the keyway 21 that said ring flange 2 central through holes and mandrel handle of a knife 1 end face flat key 12 are positioned at ring flange 2 one sides; Said mandrel handle of a knife 1 end face is connected said ring flange 2 both sides through bolt respectively with hollow knife bar 3 one ends; Said hollow knife bar 3 other ends are provided with locating piece 31 and flat key 32, and said aluminium alloy tool rest 4 one ends are provided with location counterbore and keyway 41, and the locating piece 31 and the flat key 32 of said hollow knife bar 3 other ends lay respectively in the location counterbore and keyway 41 of said aluminium alloy tool rest 4 one ends; Said aluminium alloy tool rest 4 is located at said hollow knife bar 3 other ends through bolt; Said aluminium alloy tool rest 4 both sides are respectively equipped with pin-and-hole 42 vertically and vertical pin-and-hole 42 is provided with screw 43, and the caudal peduncle 51 of said at least one cutter head 5 inserts the pin-and-hole 42 of said aluminium alloy tool rest 4 and is screwed into screw 43 through a head screw cutter head 5 is fixed in aluminium alloy tool rest 4 end faces, and said rubber strip 6 is filled in the said hollow knife bar 3.
Further; For guaranteeing the concentricity of hollow knife bar and mandrel handle of a knife; This cutter also comprises two alignment pins 22; Said two alignment pins 22 are located at said ring flange 2 opposite side end faces respectively in opposite directions, and the end face that said hollow knife bar 3 is connected with said ring flange 2 is provided with two dowel holes in opposite directions, and said two alignment pins 22 lay respectively in the dowel hole of said hollow knife bar 3 end faces.
In this shockproof borer, high-precision axle handle of a knife is the benchmark of this cutter, and the circular runout of its axle can be controlled in below the 0.002mm.Ring flange as tool coupling adopts the grinding tool steel to do; Can reach about HRC50 through hardness after the Overheating Treatment, can effectively play the effect that is connected of mandrel handle of a knife and hollow knife bar, the mandrel of the central through hole of ring flange and mandrel handle of a knife matches; Play the effect of whole cutter centering; The flat key of the keyway of ring flange and mandrel handle of a knife matches, and plays the effect of driven rotary, and the mandrel handle of a knife links into an integrated entity through bolt and ring flange.Two alignment pins on the ring flange and two dowel holes on the hollow knife rod end surface are complementary; Fit tolerance is less than 0.01mm; The position degree of dowel hole and mandrel handle of a knife mandrel is less than 0.01mm; Can effectively guarantee the concentricity of hollow knife bar and mandrel handle of a knife like this, effectively reduce the circular runout of cutter.The hollow knife bar adopts tool steel to make and insert rubber strip; Utilize the characteristic such as flexibility, elasticity of rubber to reach the antidetonation in the deep hole machining process; The hollow knife bar effectively guarantees the rigidity of hollow knife bar through modifier treatment, and ring flange and hollow knife bar adopt bolt to be integral.Can make the hollow knife bar of respective length according to the degree of depth of bore hole; One end of hollow knife bar is connected with ring flange, the other end is made locating piece and cooperated with the location counterbore of aluminium alloy tool rest one end; Its fit tolerance is less than 0.01mm, and concentricity has guaranteed hollow knife bar and aluminium alloy tool rest concentricity in 0.005mm; The flat key of hollow knife bar cooperates with the keyway of aluminium alloy tool rest, rotates to drive the aluminium alloy tool rest.The aluminium alloy tool rest adopts aviation aluminum alloy material to make, and density is high, effectively improves anti-seismic performance.According to the bore hole needs one or two cutter head can be installed on the aluminium alloy tool rest; Caudal peduncle diameter according to cutter head is done corresponding pin-and-hole on the aluminium alloy tool rest; Tolerance is less than 0.01mm, with cutter head pack in the pin-and-hole of aluminium alloy tool rest and in aluminium alloy tool rest side with the fixing cutter head of a head screw.
After whole set of knives installs, at tool setting gauge adjusted tool diameter, can implement the operations of deep hole according to actual bore size.
Claims (2)
1. the shockproof borer of a deep hole machining; It is characterized in that: this cutter comprises mandrel handle of a knife, ring flange, hollow knife bar, aluminium alloy tool rest, at least one cutter head and rubber strip; Said mandrel handle of a knife end face is provided with flat key; Said ring flange one side is provided with keyway; The mandrel of said mandrel handle of a knife penetrates the keyway that said ring flange central through hole and mandrel handle of a knife end face flat key are positioned at ring flange one side, and said mandrel handle of a knife end face is connected said ring flange both sides through bolt respectively with hollow knife bar one end, and the said hollow knife bar other end is provided with locating piece and flat key; Said aluminium alloy tool rest one end is provided with location counterbore and keyway; The locating piece of the said hollow knife bar other end and flat key lay respectively in the location counterbore and keyway of said aluminium alloy tool rest one end, and said aluminium alloy tool rest is located at the said hollow knife bar other end through bolt, and said aluminium alloy tool rest both sides are respectively equipped with pin-and-hole vertically and vertical pin-and-hole is provided with screw; The caudal peduncle of said at least one cutter head inserts the pin-and-hole of said aluminium alloy tool rest and through a head screw cutter head is fixed in aluminium alloy tool rest end face, and said rubber strip is filled in the said hollow knife bar.
2. the shockproof borer of deep hole machining according to claim 1; It is characterized in that: this cutter also comprises two alignment pins; Said two alignment pins are located at said ring flange opposite side end face respectively in opposite directions; The end face that said hollow knife bar is connected with said ring flange is provided with two dowel holes in opposite directions, and said two alignment pins lay respectively in the dowel hole of said hollow knife rod end surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120329688XU CN202239683U (en) | 2011-09-05 | 2011-09-05 | Shockproof boring tool for deep-hole machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120329688XU CN202239683U (en) | 2011-09-05 | 2011-09-05 | Shockproof boring tool for deep-hole machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202239683U true CN202239683U (en) | 2012-05-30 |
Family
ID=46100985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120329688XU Expired - Lifetime CN202239683U (en) | 2011-09-05 | 2011-09-05 | Shockproof boring tool for deep-hole machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202239683U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107295824A (en) * | 2017-08-07 | 2017-10-27 | 黑龙江省农业机械运用研究所 | A kind of overload protection type tool rest |
| CN109261998A (en) * | 2017-07-17 | 2019-01-25 | 宁波江丰电子材料股份有限公司 | The cutter and processing method of target as sputter face processing |
-
2011
- 2011-09-05 CN CN201120329688XU patent/CN202239683U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109261998A (en) * | 2017-07-17 | 2019-01-25 | 宁波江丰电子材料股份有限公司 | The cutter and processing method of target as sputter face processing |
| CN107295824A (en) * | 2017-08-07 | 2017-10-27 | 黑龙江省农业机械运用研究所 | A kind of overload protection type tool rest |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |
|
| CX01 | Expiry of patent term |