CN205464376U - Anti - scraper of counter bore - Google Patents

Anti - scraper of counter bore Download PDF

Info

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
Authority
CN
China
Prior art keywords
blade
knife bar
scraper
counterbore
semicylinder
Prior art date
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.)
Active
Application number
CN201520903270.3U
Other languages
Chinese (zh)
Inventor
张洪德
陈德玉
刘军
景安伟
巩秀江
王金磊
王超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Changlin Machinery Group Co Ltd
Original Assignee
Shandong Changlin Machinery Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shandong Changlin Machinery Group Co Ltd filed Critical Shandong Changlin Machinery Group Co Ltd
Priority to CN201520903270.3U priority Critical patent/CN205464376U/en
Application granted granted Critical
Publication of CN205464376U publication Critical patent/CN205464376U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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

A kind of anti-scraper of counterbore
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.
CN201520903270.3U 2015-11-14 2015-11-14 Anti - scraper of counter bore Active CN205464376U (en)

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)

* Cited by examiner, † Cited by third party
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

Cited By (1)

* Cited by examiner, † Cited by third party
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

Similar Documents

Publication Publication Date Title
CN203752237U (en) Blade space ring of slitting machine
CN104907612A (en) Drill bit of replaceable cutter head type structure
CN205464376U (en) Anti - scraper of counter bore
CN201076935Y (en) Simple composite drilling bit
CN104907613A (en) Replaceable cutter head type drill bit
CN205058319U (en) Company's axle construction of one shot forming wall grooving machine
CN204724875U (en) Brill, the anti-spot-facing cutter of boring
CN204686145U (en) Split type maize milling cutter
CN105328216A (en) Counterbore reverse scraper
CN201931122U (en) Drilling mold for processing pin hole of guide vane rotating handle mechanism and guide vane
CN209830396U (en) Combined type milling cutter
CN208662644U (en) A kind of milling cutter being conveniently replaceable cutter head
CN207447455U (en) Centering chamfer carbide-tipped milling cutter
CN202555850U (en) Reaming and milling combined cutter
CN204657566U (en) The knife bar of interchangeable cutter bit type drill bit
CN205571424U (en) Lathe tool that can assemble
CN204657563U (en) The drill bit knife bar of interchangeable cutter bit type structure
CN208975996U (en) A kind of rotating cutting tool being conveniently replaceable
CN204209147U (en) Compound tool
CN203236054U (en) Detachable backward broach
CN205437181U (en) Carbide cutting blade subassembly
CN201931099U (en) Body positioning type floating boring cutter
CN208513776U (en) Carbide cutting cutterhead
CN203578912U (en) Circular knife clamping device
CN208019442U (en) A kind of cutter of processing aluminium alloy

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
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

Date of cancellation: 20201111

Granted publication date: 20160817

PP01 Preservation of patent right

Effective date of registration: 20201111

Granted publication date: 20160817

PD01 Discharge of preservation of patent
PP01 Preservation of patent right