CN205464376U - Anti - scraper of counter bore - Google Patents
Anti - scraper of counter bore Download PDFInfo
- Publication number
- CN205464376U CN205464376U CN201520903270.3U CN201520903270U CN205464376U CN 205464376 U CN205464376 U CN 205464376U CN 201520903270 U CN201520903270 U CN 201520903270U CN 205464376 U CN205464376 U CN 205464376U
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- CN
- China
- Prior art keywords
- blade
- knife bar
- scraper
- counterbore
- semicylinder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000006835 compression Effects 0.000 claims abstract description 23
- 238000007906 compression Methods 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 238000007514 turning Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
Landscapes
- Milling, Broaching, Filing, Reaming, And Others (AREA)
Abstract
The utility model relates to an anti - scraper of counter bore, including the cutter arbor, the cutter arbor overcoat has a compression spring, the compression spring below is connected with the cover and is in the outer hollow sleeve pipe of cutter arbor, hollow sleeve pipe upper end with the compression spring junction is provided with outstanding outer following, the cutter arbor lower part is equipped with blade location hole, be equipped with on the hollow sleeve pipe with the corresponding outer hole of blade location hole, the blade is fixed in among blade location hole and the outer hole dismantled and assembledly. Anti - scraper of counter bore, utilize the elasticity of spring to fix the blade, the installation, dismantle convenient, simple structure, be convenient for mass production and the popularization in practical application.
Description
Technical field
This utility model belongs to anti-scraper manufacture field, is specifically related to a kind of anti-scraper of counterbore.
Background technology
At present the most anti-method scraping counterbore is repeatedly to load and unload blade processing on common sleeping milling machine tool, and processing sequence is: program run knife bar put in the hole in-program halt-fixturing blade-fixing blade-main shaft rotations-feeding turning-withdrawing-main shaft stops-unclamps blade-unload bottom knife-program and run extremely next one hole repetitive operation.This technique generally uses screw to be fixed blade during fixturing blade and fixing blade, mounts and dismounts loaded down with trivial details, easily occurs operational error in processing, damages knife bar blade etc., and working (machining) efficiency is relatively low.
Utility model content
(1) to solve the technical problem that
There is installation, dismounting inconvenience for the anti-scraper of counterbore of the prior art, the defect that operating efficiency is low, this utility model offer is a kind of can a kind of Fast Installation, the anti-scraper of counterbore of dismounting.
(2) technical scheme
This utility model relates to a kind of anti-scraper of counterbore, including knife bar, compression spring it is cased with outside knife bar, connect below described compression spring and have the hollow bushing being enclosed within outside described knife bar, described hollow bushing upper end and described compression spring junction are provided with prominent outer, described knife bar bottom is provided with blade positioning endoporus, and described hollow bushing is provided with the exit orifice corresponding with described blade positioning endoporus, and blade is fixed in blade positioning endoporus and exit orifice removably.
When blade is fixed in blade positioning endoporus and exit orifice, i.e. blade positioning endoporus and the upper edge of exit orifice are in same level, and compression spring is in impaction state.
In this utility model, described blade positioning endoporus is through hole, and described blade runs through and is fixed in described blade positioning endoporus and exit orifice；Blade crosses and is fixed in described blade positioning endoporus and exit orifice, can play more preferable fixation.
In this utility model, described blade includes two, left and right wing and is positioned at the cylindrical connecting portion in the middle of wing, and described wing is semicylinder, and the end face of described semicylinder is relative and in the same plane；The top of described semicylinder is provided with the blade of upward opening, and the end face of described semicylinder is 70～80 ° with the angle in semicylinder cross section.Select tubular blade, the installation during more convenient use, and loss in use can be reduced.
In this utility model, the diameter of described cylindrical connecting portion is 1:1.05～1.2 with the diameter ratio of described blade positioning endoporus, and in this diameter range, blade can be better secured to position in endoporus.
In this utility model, the material of described blade isHard alloy.
In this utility model, the diameter of described blade positioning endoporus is less than or equal to the diameter of described exit orifice, and bore dia is more than or equal in the case of diameter of bore outside, and blade is inserted and removed from conveniently.
In this utility model, the diameter of described knife bar is 1:1.1～1.3 with the diameter ratio of described hollow bushing；In this diameter range, hollow bushing both can freely be placed in described knife bar, is also unlikely to diameter and causes too greatly hollow bushing fixing with the relative position of knife bar and bring the error in operation.
In this utility model, it is arranged over broach shell alignment pin at described blade positioning endoporus, described broach shell alignment pin inserts on described knife bar, and described hollow bushing is provided with the elongated hole of the vertical direction corresponding with described alignment pin, 2～4 times of a length of described alignment pin cross-sectional length of described elongated hole.Compression spring and hollow bushing can preferably be fixed by described broach shell alignment pin, with knife bar, relative rotation do not occur.
In this utility model, the top of described knife bar is provided with prominent knife bar outer, and described compression spring is stuck on described knife bar outer.
The structure of the anti-scraper of counterbore described in the utility model is preferably, the top of the knife bar of the anti-scraper of described counterbore is provided with prominent knife bar outer, bottom is provided with broach shell alignment pin and blade positioning endoporus, and described broach shell alignment pin inserts in described knife bar, and described location endoporus is through hole；The outside of described knife bar is cased with compression spring and the hollow bushing of prominent outer is arranged at the top that is connected with described compression spring, the elongated hole of the vertical direction corresponding with described alignment pin and the exit orifice identical with described blade positioning diameter of bore are arranged at the bottom of described hollow bushing, 2～4 times of a length of described alignment pin cross-sectional length of described elongated hole；Described spring is stuck in the outer of described knife bar, and described blade is fixed in described blade positioning endoporus and exit orifice；Described blade includes two, left and right wing and is positioned at the cylindrical connecting portion in the middle of wing, and described wing is semicylinder, and the end face of described semicylinder is relative and in the same plane；The top of described semicylinder is provided with the blade of upward opening, and the end face of described semicylinder is 70～80 ° with the angle in semicylinder cross section；The diameter of described cylindrical connecting portion is 1:1.05～1.2 with the diameter ratio of described blade positioning endoporus；The material of described blade isHard alloy；The diameter ratio of the diameter and described hollow bushing of stating knife bar is 1:1.1～1.2.Anti-scraper described in the utility model is in the anti-application scraping aspect of counterbore, including following operating procedure:
1) described compression spring and hollow bushing are fixed on the outside of described knife bar, the most described hollow bushing, insert broach shell alignment pin, complete the assembling of cutter hub；
2) being inserted by the described cutter hub being completed in the hole of the counterbore that needs to drill, the outer of described hollow bushing is stuck in the top of the described material that need to punch；Move up hollow bushing, the location endoporus making described blade is coincided with described exit orifice, described blade is inserted in described blade positioning endoporus and exit orifice, completes the installation of blade；
3) main shaft drives knife bar to rotate, and to upper feeding turning counterbore, obtains required counterbore.
(3) beneficial effect
The anti-scraper of counterbore described in the utility model, has a following beneficial effect:
(1) the anti-scraper of traditional counterbore uses screw to be fixed scraper, operation complexity, and efficiency is low, and loss is serious, and replacement frequency is high, and the anti-scraper of counterbore described in the utility model is easy to operate, and efficiency is high, and loss is relatively light, and replacement frequency is relatively low.
(2) traditional anti-scraper is during installation and removal, easily causes the damage of blade, and installation method of the present utility model is simple, and blade uses cylinder design, is difficult to cause damage.
(3) anti-blade construction principle described in the utility model is simple, it is simple to high-volume is processed and promotes the use of on a large scale.
Accompanying drawing explanation
Fig. 1 is the profile of the anti-scraper of counterbore described in the utility model
Fig. 2 is the top view of blade described in the utility model
Fig. 3 is the front view of blade described in the utility model
Fig. 4 is the three-dimensional structure diagram of blade described in the utility model
In figure: 1, knife bar；2, compression spring；3, hollow bushing；4, alignment pin；5, blade；6, knife bar outer；7, outer；8, cylindrical connecting portion；9, blade；10, wing；11, angle.
Detailed description of the invention
Embodiment 1
The present embodiment relates to a kind of anti-scraper of counterbore, its structure is: be cased with compression spring 2 outside the knife bar 1 of the anti-scraper of described counterbore and the hollow bushing 3 of prominent outer 7 is arranged at the top that is connected with described compression spring 2, it is provided with blade positioning endoporus in the bottom of described knife bar, being provided with corresponding exit orifice on described hollow bushing, described blade 5 is fixed in described blade positioning endoporus and exit orifice.
Embodiment 2
The present embodiment relates to a kind of anti-scraper of counterbore, and compared with embodiment 1, its difference is, described blade positioning endoporus is through hole, and described blade crosses in described blade positioning endoporus and exit orifice.
Described blade includes two, left and right wing 10 and is positioned at the cylindrical connecting portion 8 in the middle of wing, and described wing is semicylinder, and the end face of described semicylinder is relative and in the same plane；The top of described semicylinder is provided with the blade 9 of upward opening, and the end face of described semicylinder is 70～80 ° with the angle 11 in semicylinder cross section.
The diameter of described cylindrical connecting portion is 1:1.05～1.2 with the diameter ratio of described blade positioning endoporus.
Embodiment 3
The present embodiment relates to a kind of anti-scraper of counterbore, and compared with embodiment 2, its difference is, the diameter of described blade positioning endoporus is less than or equal to the diameter of described exit orifice.
The diameter of described knife bar is 1:1.1～1.3 with the diameter ratio of described hollow bushing.
It is arranged over broach shell alignment pin 4 at described blade positioning endoporus, described broach shell alignment pin inserts on described knife bar, described hollow bushing is provided with the elongated hole of the vertical direction corresponding with described alignment pin, 2～4 times of a length of described alignment pin cross-sectional length of described elongated hole.
The top of described knife bar is provided with prominent knife bar outer, and described compression spring is stuck on described knife bar outer.
Embodiment 4
The present embodiment relates to the using method of the anti-scraper of a kind of counterbore, comprises the steps:
1) described compression spring and hollow bushing are fixed on the outside of described knife bar, the most described hollow bushing, plug broach shell alignment pin, complete the assembling of cutter hub；
2) being inserted by the described cutter hub being completed in the hole of the counterbore that needs to drill, described sleeve pipe outer is stuck in the top of the described material that need to punch；Move up described hollow bushing, the location endoporus making described blade is coincided with described exit orifice, described blade is inserted in described blade positioning endoporus and exit orifice, completes the installation of blade；
3) main shaft drives knife bar to rotate, and to upper feeding turning counterbore, obtains required counterbore.
Although, the most with a general description of the specific embodiments this utility model to be made detailed description, but on the basis of this utility model, it can have been made some modifications or improvements, this will be apparent to those skilled in the art.Therefore, these modifications or improvements on the basis of without departing from this utility model spirit, belong to the scope that this utility model is claimed.
Claims (9)
1. the anti-scraper of counterbore, it is characterized in that, including knife bar, compression spring it is cased with outside knife bar, connecting below described compression spring and have the hollow bushing being enclosed within outside described knife bar, described hollow bushing upper end and described compression spring junction are provided with prominent outer, and described knife bar bottom is provided with blade positioning endoporus, described hollow bushing is provided with the exit orifice corresponding with described blade positioning endoporus, and blade is fixed in described blade positioning endoporus and exit orifice removably.
The anti-scraper of counterbore the most according to claim 1, it is characterised in that described blade positioning endoporus is through hole, described blade runs through and is fixed in described blade positioning endoporus and exit orifice.
The anti-scraper of counterbore the most according to claim 1 and 2, it is characterised in that described blade includes two, left and right wing and is positioned at the cylindrical connecting portion in the middle of wing, and described wing is semicylinder, and the end face of described semicylinder is relative and in the same plane；The top of described semicylinder is provided with the blade of upward opening, and the end face of described semicylinder is 70 ~ 80 ° with the angle in semicylinder cross section.
The anti-scraper of counterbore the most according to claim 3, it is characterised in that the diameter of the cylindrical connecting portion of described blade is 1:1.05 ~ 1.2 with the diameter ratio of described blade positioning endoporus.
The anti-scraper of counterbore the most according to claim 1 and 2, it is characterised in that the diameter of described blade positioning endoporus is less than or equal to the diameter of described exit orifice.
The anti-scraper of counterbore the most according to claim 1 and 2, it is characterised in that the diameter of described knife bar is 1:1.1 ~ 1.3 with the diameter ratio of described hollow bushing.
The anti-scraper of counterbore the most according to claim 1 and 2, it is characterized in that, it is arranged over broach shell alignment pin at described blade positioning endoporus, described hollow bushing is provided with the elongated hole of the vertical direction corresponding with described alignment pin, 2 ~ 4 times of a length of described alignment pin cross-sectional length of described elongated hole.
The anti-scraper of counterbore the most according to claim 1 and 2, it is characterised in that the top of described knife bar is provided with prominent knife bar outer, described compression spring is stuck on described knife bar outer.
The anti-scraper of counterbore the most according to claim 1, it is characterized in that, the top of the knife bar of the anti-scraper of described counterbore is provided with prominent knife bar outer, and bottom is provided with broach shell alignment pin and blade positioning endoporus, described broach shell alignment pin inserts in described knife bar, and described location endoporus is through hole；The outside of described knife bar is cased with compression spring and the hollow bushing of prominent outer is arranged at the top that is connected with described compression spring, the elongated hole of the vertical direction corresponding with described alignment pin and the exit orifice identical with described blade positioning diameter of bore are arranged at the bottom of described hollow bushing, 2 ~ 4 times of a length of described alignment pin cross-sectional length of described elongated hole；Described spring is stuck in the outer of described knife bar, and described blade is fixed in described blade positioning endoporus and exit orifice；Described blade includes two, left and right wing and is positioned at the cylindrical connecting portion in the middle of wing, and described wing is semicylinder, and the end face of described semicylinder is relative and in the same plane；The top of described semicylinder is provided with the blade of upward opening, and the end face of described semicylinder is 70 ~ 80 ° with the angle in semicylinder cross section；The diameter of described cylindrical connecting portion is 1:1.05 ~ 1.2 with the diameter ratio of described blade positioning endoporus；The material of described blade is φ 8 hard alloy；The diameter ratio of the diameter and described hollow bushing of stating knife bar is 1:1.1 ~ 1.2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520903270.3U CN205464376U (en) | 2015-11-14 | 2015-11-14 | Anti - scraper of counter bore |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520903270.3U CN205464376U (en) | 2015-11-14 | 2015-11-14 | Anti - scraper of counter bore |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205464376U true CN205464376U (en) | 2016-08-17 |
Family
ID=56660618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520903270.3U Active CN205464376U (en) | 2015-11-14 | 2015-11-14 | Anti - scraper of counter bore |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205464376U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106363245A (en) * | 2016-12-08 | 2017-02-01 | 安庆中船柴油机有限公司 | Adjustable eccentric reverse scraper |
-
2015
- 2015-11-14 CN CN201520903270.3U patent/CN205464376U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106363245A (en) * | 2016-12-08 | 2017-02-01 | 安庆中船柴油机有限公司 | Adjustable eccentric reverse scraper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20161111 Granted publication date: 20160817 |
|
| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20201111 Granted publication date: 20160817 |
|
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20201111 Granted publication date: 20160817 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20231111 Granted publication date: 20160817 |