CN209094626U - A kind of novel hole location processing composite drill bit - Google Patents
A kind of novel hole location processing composite drill bit Download PDFInfo
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- CN209094626U CN209094626U CN201821150203.9U CN201821150203U CN209094626U CN 209094626 U CN209094626 U CN 209094626U CN 201821150203 U CN201821150203 U CN 201821150203U CN 209094626 U CN209094626 U CN 209094626U
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Abstract
The utility model provides a kind of novel hole location processing composite drill bit, including matrix, tool apron, main cutting knife, lateral incision sharpener, fastener；Described matrix be it is cylindric, outer wall be equipped with two groove for cuttings；The bottom of described matrix is equipped with the card slot being fixedly mounted for tool apron, and the card slot is made of the bar shaped concave tooth of several tapered distributions；Base bottom is additionally provided with two mounting holes；The bar shaped double wedge of several tapered distributions is equipped at the top of the tool apron, the bar shaped double wedge is meshed with the bar shaped concave tooth；Operator installation card slot is equipped in the middle part of the tool apron, two sides are equipped with side tool mounting portion；The main cutting knife installation is fixed on tool apron in operator installation card slot by fastener；Lateral incision sharpener is fixed on the side tool mounting portion of tool apron by fastener；The tool apron side wall is also symmetrically equipped with tool apron chip space at two.A kind of novel hole location of the utility model processes composite drill bit, and machining accuracy is high, chip removal is fast, long service life.
Description
Technical field
The utility model relates to machine tool technical fields, and in particular to a kind of novel hole location processing composite drill bit.
Background technique
Currently, being used for the machine tool drill of hole machined, commonly exist poor machining accuracy, tipping, fracture, thermic load height etc. is asked
Topic；Tipping caused by convenient for chip removal, to avoid because of exclusion bits before apex point, reduces the vibration of drill bit work in-process, improves hole
Circularity, cylindricity, roughness are processed, the application provides a kind of novel hole location processing composite drill bit, to solve the above problems.
Summary of the invention
The purpose of the utility model is to provide a kind of novel hole locations to process composite drill bit, horizontal with superelevation running accuracy
Small to shaking, chip removal is rapid, can effectively prevent broken drill；For the drill bit during rotary cutting, frictional resistance is small, therefore has
Lesser thermic load can equally guarantee bit life.
The purpose of this utility model is realized by following proposal.
A kind of novel hole location processing composite drill bit, including matrix, tool apron, main cutting knife, lateral incision sharpener, fastener；
Described matrix be it is cylindric, outer wall be equipped with two groove for cuttings, the groove for cuttings with the axisymmetrical of matrix,
What is extended spirally is set to matrix outer wall；Described matrix top is equipped with clamping part, and the clamping part is used for the shaft of connecting machine tool；Institute
Stating clamping part includes straight section and the annular groove on ring wall；The bottom of described matrix is equipped with the card slot being fixedly mounted for tool apron,
The card slot is made of the bar shaped concave tooth of several tapered distributions；Base bottom is additionally provided with two mounting holes；
The bar shaped double wedge of several tapered distributions, the bar shaped double wedge and the bar shaped concave tooth are equipped at the top of the tool apron
It is meshed；Two installation through-holes are additionally provided at the top of tool apron, passes through to connect for fastener and is fixed on base bottom；The knife
Seat middle part is equipped with operator installation card slot, and two sides are equipped with side tool mounting portion；The main cutting knife installation is installed in card slot with operator,
It is fixed on tool apron by fastener；Lateral incision sharpener is fixed on the side tool mounting portion of tool apron by fastener；The tool apron side wall
It is also symmetrical to be equipped with tool apron chip space at two；
Handle part bottom end is extended at the top of the groove for cuttings, bottom extends to matrix bottom end, groove for cuttings bottom terminal ends
It is connected to tool apron chip space；
(using Fig. 2 as directional reference) described main cutting knife is sheet, along its middle line central symmetry, and bottom is equipped with installation
Hole, front center are equipped with the main sword of cutting of S-shaped, and the main sword central part of cutting is in front end, from middle part to two sides edge
The tapered drilling area for forming V-arrangement, using middle part as endpoint, cutting angle of the two sides of main sword between is 146 ° ~ 150 °；It is described to cut
The side for cutting main sword is equipped with back, enhances edge strength, and the other side is equipped with bit-withdrawing slot, draws bits slot；The bit-withdrawing slot depth is small
In drawing bits groove depth；
The bit-withdrawing slot is a groove, and inside, which is connected smoothly, cuts the one side wall of main sword, the connection of one side edge
Draw bits slot；
The bits slot that draws is arc groove at one on blade side wall, and main sword is cut in the upper end connection, and right end connection is moved back
Consider to be worth doing slot, bottom end connect tool apron chip space, so as to bit-withdrawing slot, draw bits slot chip is guided to tool apron chip space, arranged by tool apron
Bits slot is guided to the groove for cuttings of matrix；
The lateral incision sharpener is the alloy blade of polygon, and one corner is beyond tool apron outer wall as chip portion；
Preferably, the fastener is soket head cap screw, and the soket head cap screw is on the mounting hole, blade of tool apron
Installation through-hole rear thread is connected and fixed.
Preferably, the tool apron chip space is spliced by two different arc grooves of radius, the arc groove in outside
Greater than the arc groove of inside.
The utility model has the following beneficial effects:
It is with superelevation running accuracy, and laterally shake is small, and chip removal is rapid, can effectively prevent broken drill；The drill bit is being revolved
During turning cutting, frictional resistance is small, therefore has lesser thermic load, can equally guarantee bit life.
Detailed description of the invention
Fig. 1 is that the novel hole location of the utility model processes the structural schematic diagram of composite drill bit.
Fig. 2 is that the novel hole location of the utility model processes the structural decomposition diagram of composite drill bit.
Fig. 3 is the bottom view of main bite.
Specific embodiment
Specific embodiment of the present utility model is described further with reference to the accompanying drawing.It should be noted that
The explanation of these embodiments is used to help to understand the utility model, but does not constitute the restriction to the utility model.This
Outside, technical characteristic involved in the various embodiments of the present invention described below is as long as they do not conflict with each other
It can be combined with each other.
As shown in Figure 1 to Figure 3, a kind of novel hole location processes composite drill bit, including matrix 1, tool apron 2, main cutting knife 3, side
Bite 4, fastener 5；
Described matrix 1 be it is cylindric, outer wall be equipped with two groove for cuttings 11, the groove for cuttings 11 is with the axis of matrix 1
Line is symmetrical, extend spirally be set to 1 outer wall of matrix；1 top of described matrix is equipped with clamping part, and the clamping part is used for connecting machine tool
Shaft；The clamping part includes straight section and annular groove on ring wall；The bottom of described matrix 1 is equipped with fixed for tool apron 2
The card slot 13 of installation, the card slot 13 are made of the bar shaped concave tooth of several tapered distributions；1 bottom of matrix is additionally provided with two peaces
Fill hole；
The bar shaped double wedge 14 of several tapered distributions, the bar shaped double wedge 14 and the item are equipped at the top of the tool apron 2
Shape concave tooth is meshed；It is additionally provided with two installation through-holes at the top of tool apron 2, passes through to connect for fastener 5 and is fixed on 1 bottom of matrix
Portion；Operator installation card slot 21 is equipped in the middle part of the tool apron 2, two sides are equipped with side tool mounting portion 22；The main cutting knife 3 installation with
In operator installation card slot 21, it is fixed on tool apron 2 by fastener 5；Lateral incision sharpener 4 is fixed on the side of tool apron 2 by fastener 5
Knife mounting portion 22；2 side wall of tool apron is also symmetrically equipped with tool apron chip space 23 at two；
Handle part bottom end is extended at the top of the groove for cuttings 11, bottom extends to 1 bottom end of matrix, 11 bottom end of groove for cuttings
End is connected to tool apron chip space 23；
(using Fig. 2 as directional reference) described main cutting knife 3 is sheet, along its middle line central symmetry, and bottom is equipped with installation
Hole, front center are equipped with the main sword 24 of cutting of S-shaped, and main 24 central part of sword of cutting is in front end, from middle part to two sides
Edge forms the tapered drilling area of V-arrangement, and using middle part as endpoint, cutting angle of the two sides of main sword 24 between is 146 ° ~ 150 °；
The side of the main sword 24 of cutting is equipped with back 25, enhances edge strength, and the other side is equipped with bit-withdrawing slot 26, draws bits slot 27；Institute
State 26 depth of bit-withdrawing slot be less than draw bits 27 depth of slot；
The bit-withdrawing slot 26 is a groove, and inside, which is connected smoothly, cuts the one side wall of main sword 24, one side edge
Bits slot 27 is drawn in connection；
The bits slot 27 that draws is arc groove at one on blade side wall, and main sword 24 is cut in the upper end connection, and right end connects
Connect bit-withdrawing slot 26, bottom end connects tool apron chip space 23, so as to bit-withdrawing slot 26, draws bits slot 27 and guides chip to tool apron chip space
23, pass through the groove for cuttings 11 of the guidance of tool apron chip space 23 to matrix 1；
The lateral incision sharpener 4 is the alloy blade of polygon, and one corner is beyond 2 outer wall of tool apron as chip portion；
Preferably, the fastener 5 is soket head cap screw, and the soket head cap screw passes through the mounting hole of tool apron 2, main cutting
Installation through-hole rear thread on knife 3, lateral incision sharpener 4 is connected and fixed.
Preferably, the tool apron chip space 23 is spliced by two different arc grooves of radius, and the arc in outside is recessed
Slot is greater than the arc groove of inside.
The embodiments of the present invention is explained in detail in conjunction with attached drawing above, but the utility model is not limited to be retouched
The embodiment stated.For a person skilled in the art, right in the case where not departing from the utility model principle and spirit
These embodiments carry out a variety of change, modification, replacement and modification, still fall in the protection scope of the utility model.
Claims (5)
1. a kind of novel hole location processes composite drill bit, including matrix, tool apron, main cutting knife, lateral incision sharpener, fastener；
Described matrix be it is cylindric, outer wall be equipped with two groove for cuttings, the groove for cuttings is with the axisymmetrical of matrix, spiral
What is extended is set to matrix outer wall；Described matrix top is equipped with clamping part, and the clamping part is used for the shaft of connecting machine tool；The folder
The portion of holding includes straight section and annular groove on ring wall；It is characterized by:
The bottom of described matrix be equipped with for tool apron be fixedly mounted card slot, the card slot by several tapered distributions bar shaped
Concave tooth composition；Base bottom is additionally provided with two mounting holes；
The bar shaped double wedge of several tapered distributions is equipped at the top of the tool apron, the bar shaped double wedge is mutually nibbled with the bar shaped concave tooth
It closes；Two installation through-holes are additionally provided at the top of tool apron, passes through to connect for fastener and is fixed on base bottom；In the tool apron
Portion is equipped with operator installation card slot, and two sides are equipped with side tool mounting portion；The main cutting knife installation passes through in operator installation card slot
Fastener is fixed on tool apron；Lateral incision sharpener is fixed on the side tool mounting portion of tool apron by fastener；The tool apron side wall is also right
What is claimed is equipped with tool apron chip space at two；
Handle part bottom end is extended at the top of the groove for cuttings, bottom extends to matrix bottom end, the connection of groove for cuttings bottom terminal ends
Tool apron chip space；
The main cutting knife is sheet, along its middle line central symmetry, and bottom is equipped with mounting hole, and front center is equipped with S-shaped
Main sword is cut, the main sword central part of cutting is in front end, and from middle part to two sides, edge forms the tapered drilling area of V-arrangement,
The side of the main sword of cutting is equipped with back, enhances edge strength, and the other side is equipped with bit-withdrawing slot, draws bits slot；It is described to move back
Bits groove depth, which is less than, draws bits groove depth；
The bit-withdrawing slot is a groove, and inside, which is connected smoothly, cuts the one side wall of main sword, and bits are drawn in edge connection in one side
Slot；
The bits slot that draws is arc groove at one on blade side wall, and main sword is cut in the upper end connection, and right end connects bit-withdrawing slot,
Its bottom end connect tool apron chip space, so as to bit-withdrawing slot, draw bits slot chip is guided to tool apron chip space, drawn by tool apron chip space
It is directed at the groove for cuttings of matrix.
2. novel hole location as described in claim 1 processes composite drill bit, it is characterised in that: the lateral incision sharpener is polygon
Alloy blade, one corner is beyond tool apron outer wall as chip portion.
3. novel hole location as claimed in claim 2 processes composite drill bit, it is characterised in that: to cut the middle part of main sword as end
Point, cutting angle of the two sides of main sword between is 146 ° ~ 150 °.
4. novel hole location as claimed in claim 3 processes composite drill bit, it is characterised in that: the fastener is interior hexagonal spiral shell
Nail, it is solid that the soket head cap screw passes through the installation through-hole rear thread connection on the mounting hole, main cutting knife, lateral incision sharpener of tool apron
It is fixed.
5. novel hole location as claimed in claim 4 processes composite drill bit, it is characterised in that: the tool apron chip space is by two and half
The different arc groove of diameter is spliced, and the arc groove in outside is greater than the arc groove of inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821150203.9U CN209094626U (en) | 2018-07-20 | 2018-07-20 | A kind of novel hole location processing composite drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821150203.9U CN209094626U (en) | 2018-07-20 | 2018-07-20 | A kind of novel hole location processing composite drill bit |
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| Publication Number | Publication Date |
|---|---|
| CN209094626U true CN209094626U (en) | 2019-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821150203.9U Active CN209094626U (en) | 2018-07-20 | 2018-07-20 | A kind of novel hole location processing composite drill bit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108637324A (en) * | 2018-07-20 | 2018-10-12 | 台州华达工量具制造有限公司 | A kind of novel hole position processing composite drill bit |
| CN112453507A (en) * | 2020-11-20 | 2021-03-09 | 株洲钻石切削刀具股份有限公司 | Modular drilling machining tool |
| CN112453506A (en) * | 2020-11-20 | 2021-03-09 | 株洲钻石切削刀具股份有限公司 | Drilling machining tool |
-
2018
- 2018-07-20 CN CN201821150203.9U patent/CN209094626U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108637324A (en) * | 2018-07-20 | 2018-10-12 | 台州华达工量具制造有限公司 | A kind of novel hole position processing composite drill bit |
| CN112453507A (en) * | 2020-11-20 | 2021-03-09 | 株洲钻石切削刀具股份有限公司 | Modular drilling machining tool |
| CN112453506A (en) * | 2020-11-20 | 2021-03-09 | 株洲钻石切削刀具股份有限公司 | Drilling machining tool |
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