CN211758737U - Split type hard alloy counter sinking composite drill - Google Patents
Split type hard alloy counter sinking composite drill Download PDFInfo
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- CN211758737U CN211758737U CN202020304273.6U CN202020304273U CN211758737U CN 211758737 U CN211758737 U CN 211758737U CN 202020304273 U CN202020304273 U CN 202020304273U CN 211758737 U CN211758737 U CN 211758737U
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- drill
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- groove
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- 239000002131 composite material Substances 0.000 title claims abstract description 21
- 239000000956 alloy Substances 0.000 title description 4
- 229910045601 alloy Inorganic materials 0.000 title description 4
- 230000007246 mechanism Effects 0.000 claims description 24
- 238000009434 installation Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims 1
- 239000002699 waste material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
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Abstract
The utility model discloses a split type carbide counterboring composite drill, including the fluted drill, the top of fluted drill and the bottom integrated into one piece of rectangular connecting rod, the rectangular connecting rod cup joints with the counterboring through the rectangular connecting hole mutually, the internally mounted of counterboring has fixed establishment, one side of counterboring is seted up in the counter boring, be equipped with hexagon socket head cap screw in the counter boring, hexagon socket head cap screw links to each other with the counterboring screw thread, hexagon socket head cap screw cup joints with the spring mutually, the both ends of spring laminate with hexagon socket head cap screw and counterboring respectively mutually. This split type carbide ream composite drill through the cooperation of counter bore, hexagon socket head cap screw and spring, has realized fluted drill and ream fixed to prevent skidding under the effect of rectangle connecting rod, this split type design makes fluted drill or ream can change alone when damaging, thereby avoids whole abandonment, and then practices thrift the cost, also can dismantle when needs are whetted a knife, so that the operation of whetting a knife.
Description
Technical Field
The utility model relates to a counter boring composite drill technical field specifically is a split type carbide counter boring composite drill.
Background
The countersink drill is a countersink drill. Also called a chamfering tool, a chamfering drill, a pit-marking drill, a chamfering device, a drill for countersinking a conical countersink. The method can be used for processing the orifice deburring, chamfering and sinking socket, and has the premise that a guide hole is needed, the subsequent processing can be carried out, and the taper hole is large in top and small in bottom. When the taper flat head screw is placed, a counter bore and a taper hole socket need to be processed. The deburring of the orifice trimming is to trim the edge of the orifice. The orifice edge flash is removed. Current counterboring composite drill often is integrated into one piece, no matter be fluted drill or countersink when damaging, whole counterboring composite drill all can't continue to use, has leaded to very big waste, and the counterboring composite drill of integral type is comparatively troublesome when whetting a knife, is unfavorable for high-efficient work.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a split type carbide ream down composite drill to solve the current ream down composite drill that proposes in the above-mentioned background art and often be integrated into one piece, no matter be fluted drill or ream when damaging, whole ream down composite drill all can't continue to use, has leaded to very big waste, and the ream down composite drill of integral type is comparatively troublesome when whetting a knife, is unfavorable for the problem of high-efficient work.
In order to achieve the above object, the utility model provides a following technical scheme: a split type hard alloy countersink and countersink composite drill comprises a twist drill, wherein the top end of the twist drill and the bottom end of a rectangular connecting rod are integrally formed, the rectangular connecting rod is sleeved with the countersink drill through a rectangular connecting hole, and a fixing mechanism is arranged inside the countersink drill;
the fixing mechanism comprises a counter bore, an inner hexagon bolt and a spring;
the counter bore is opened in one side of countersink, be equipped with hexagon socket head cap screw in the counter bore, hexagon socket head cap screw links to each other with countersink screw thread, hexagon socket head cap screw cup joints with the spring mutually, the both ends of spring laminate with hexagon socket head cap screw and countersink respectively mutually.
Preferably, the middle position of the upper surface of the countersink is integrally formed with the first connecting mechanism;
the first connecting mechanism comprises a first connecting column and an arc-shaped clamping groove;
the bottom of first spliced pole and the upper surface integrated into one piece of countersink drill, two arc draw-in grooves have all been seted up to both sides around the first spliced pole.
Preferably, the outer wall of the first connecting column is sleeved with the second connecting mechanism;
the second connecting mechanism comprises a second connecting column, a mounting chamber, a first connecting groove and a first arc-shaped clamping block;
the installation room has been seted up to the lower right corner of second spliced pole, first connecting groove has been seted up to the inside bottom of second spliced pole surplus portion, the inside even processing of second spliced pole has a plurality of first arc fixture blocks, the second spliced pole cup joints mutually through first connecting groove and first spliced pole, first arc fixture block and arc draw-in groove in the first connecting groove cup joint mutually.
Preferably, the mounting chamber of the second connecting column is fixedly connected with the pressing block through a bolt;
the pressing block comprises a pressing block body, a second connecting groove and a second arc-shaped clamping block;
the second spread groove has been seted up to the left side bottom of briquetting body, all there are a plurality of second arc fixture blocks with the rigid coupling in the second spread groove of briquetting body, the briquetting body cup joints mutually through second spread groove and first spliced pole, second arc fixture block cup joints mutually with arc draw-in groove.
Preferably, the plurality of first arc-shaped clamping blocks and the plurality of second arc-shaped clamping blocks form two circles with equal diameters.
Preferably, the arc-shaped sizes of the first arc-shaped fixture block and the second arc-shaped fixture block are both 90 degrees.
Compared with the prior art, the beneficial effects of the utility model are that: this split type carbide ream composite drill can carry out the split with fluted drill and ream, and this split type design can be changed alone when making fluted drill or ream damage to avoid whole abandonment, and then practice thrift the cost, also can dismantle when needs are whetted a knife, so that the operation of whetting a knife specifically as follows:
the fixing of the twist drill and the countersink drill is realized through the matching of the countersink, the inner hexagon bolt and the spring, and the slippage is prevented under the action of the rectangular connecting rod;
through the cooperation of the first connecting mechanism, the second connecting mechanism and the pressing block, the counter bit is connected with a machine tool, and therefore normal machining operation is achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged schematic view of the twist drill structure of fig. 1;
FIG. 3 is a sectional view of the countersink of FIG. 1;
FIG. 4 is a side view cross-sectional schematic view of the second coupling mechanism of FIG. 1;
FIG. 5 is a side view cross-sectional schematic view of the compact of FIG. 1;
FIG. 6 is a bottom view of the structure of FIG. 4;
fig. 7 is a bottom view of the structure of fig. 5.
In the figure: 1. twist drill, 2, rectangular connecting rod, 3, countersink drill, 4, rectangular connecting hole, 5, fixing mechanism, 501, countersink, 502, hexagon socket head cap screw, 503, spring, 6, first coupling mechanism, 601, first connecting column, 602, arc draw-in groove, 7, second coupling mechanism, 701, second connecting column, 702, installation chamber, 703, first connecting groove, 704, first arc fixture block, 8, briquetting, 801, briquetting body, 802, second connecting groove, 803, second arc fixture block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a split type hard alloy countersink-reverse composite drill comprises a twist drill 1, wherein the top end of the twist drill 1 and the bottom end of a rectangular connecting rod 2 are integrally formed, the rectangular connecting rod 2 is sleeved with a countersink drill 3 through a rectangular connecting hole 4, and a fixing mechanism 5 is arranged inside the countersink drill 3; the fixing mechanism 5 comprises a counter bore 501, an inner hexagon bolt 502 and a spring 503; the counter bore 501 is arranged on one side of the countersink 3, the inner hexagon bolt 502 is arranged in the counter bore 501, the inner hexagon bolt 502 is in threaded connection with the countersink 3, the inner hexagon bolt 502 is sleeved with the spring 503, and two ends of the spring 503 are respectively attached to the inner hexagon bolt 502 and the countersink 3. The middle position of the upper surface of the countersink 3 and the first connecting mechanism 6 are integrally formed; the first connecting mechanism 6 comprises a first connecting column 601 and an arc-shaped clamping groove 602; the bottom of first connector link 601 and the upper surface integrated into one piece of countersink 3, two arc draw-in grooves 602 have all been seted up to the front and back both sides of first connector link 601. The spring 503 prevents the hexagon socket head cap screw 502 from loosening due to vibration.
The outer wall of the first connecting column 601 is sleeved with the second connecting mechanism 7; the second connecting mechanism 7 comprises a second connecting column 701, a mounting chamber 702, a first connecting groove 703 and a first arc-shaped fixture block 704; an installation chamber 702 is formed in the lower right corner of the second connecting column 701, a first connecting groove 703 is formed in the bottom end of the rest portion of the second connecting column 701, a plurality of first arc-shaped fixture blocks 704 are uniformly processed inside the second connecting column 701, the second connecting column 701 is sleeved with the first connecting column 601 through the first connecting groove 703, and the first arc-shaped fixture blocks 704 in the first connecting groove 703 are sleeved with the arc-shaped clamping grooves 602.
The installation chamber 702 of the second connecting column 701 is fixedly connected with the pressing block 8 through a bolt; the pressing block 8 comprises a pressing block body 801, a second connecting groove 802 and a second arc-shaped clamping block 803; the second connecting groove 802 is formed in the bottom end of the left side of the pressing block body 801, a plurality of second arc-shaped clamping blocks 803 are fixedly connected to the inside of the second connecting groove 802 of the pressing block body 801, the pressing block body 801 is sleeved with the first connecting column 601 through the second connecting groove 802, and the second arc-shaped clamping blocks 803 are sleeved with the arc-shaped clamping grooves 602. The first plurality of arc-shaped latches 704 and the second plurality of arc-shaped latches 803 form two circles with equal diameters. The arc-shaped dimensions of the first arc-shaped latch 704 and the second arc-shaped latch 803 are both 90 degrees.
When the twist drill 1 needs to be detached from the countersink 3, the inner hexagon bolt 502 is rotated through the inner hexagon wrench, so that the inner hexagon bolt 502 is separated from the rectangular connecting rod 2, the twist drill 1 is pulled, the rectangular connecting rod 2 is separated from the rectangular connecting hole 4 in the countersink 3, and then the twist drill 1 and the countersink 3 are detached, so that the knife can be replaced or the knife can be conveniently sharpened.
The utility model discloses in, be carbide except spring 503 and hexagon socket head cap screw 502 and make, and fluted drill 1 and counter bit 3's size all can be changed, nevertheless should guarantee that fluted drill 1's diameter is greater than counter bit 3's bottom surface diameter all the time to in realize normal processing operation.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a split type carbide ream and reverse compound drill, includes fluted drill (1), its characterized in that: the top end of the twist drill (1) and the bottom end of the rectangular connecting rod (2) are integrally formed, the rectangular connecting rod (2) is sleeved with the counter bit (3) through a rectangular connecting hole (4), and a fixing mechanism (5) is installed inside the counter bit (3);
the fixing mechanism (5) comprises a counter bore (501), an inner hexagon bolt (502) and a spring (503);
the countersink (501) is arranged on one side of the countersink drill (3), an inner hexagon bolt (502) is arranged in the countersink (501), the inner hexagon bolt (502) is in threaded connection with the countersink drill (3), the inner hexagon bolt (502) is sleeved with a spring (503), and two ends of the spring (503) are respectively attached to the inner hexagon bolt (502) and the countersink drill (3).
2. The split type cemented carbide countersink and reverse composite drill according to claim 1, wherein: the middle position of the upper surface of the countersink drill (3) is integrally formed with the first connecting mechanism (6);
the first connecting mechanism (6) comprises a first connecting column (601) and an arc-shaped clamping groove (602);
the bottom of first connector post (601) and the upper surface integrated into one piece of countersink (3), two arc draw-in grooves (602) have all been seted up to both sides around first connector post (601).
3. The split type cemented carbide countersink and reverse composite drill according to claim 2, wherein: the outer wall of the first connecting column (601) is sleeved with a second connecting mechanism (7);
the second connecting mechanism (7) comprises a second connecting column (701), an installation chamber (702), a first connecting groove (703) and a first arc-shaped fixture block (704);
installation room (702) have been seted up to the lower right corner of second spliced pole (701), first connecting groove (703) have been seted up to the inside bottom of second spliced pole (701) surplus portion, the inside even processing of second spliced pole (701) has a plurality of first arc fixture block (704), second spliced pole (701) cup joints mutually through first connecting groove (703) and first spliced pole (601), first arc fixture block (704) in first connecting groove (703) cup joints mutually with arc draw-in groove (602).
4. The split type cemented carbide countersink and reverse composite drill according to claim 3, wherein: the mounting chamber (702) of the second connecting column (701) is fixedly connected with the pressing block (8) through a bolt;
the pressing block (8) comprises a pressing block body (801), a second connecting groove (802) and a second arc-shaped clamping block (803);
second connecting groove (802) have been seted up to the left side bottom of briquetting body (801), all there are a plurality of second arc fixture block (803) with the rigid coupling in second connecting groove (802) of briquetting body (801), briquetting body (801) cup joints mutually through second connecting groove (802) and first spliced pole (601), second arc fixture block (803) cup joints mutually with arc draw-in groove (602).
5. The split type cemented carbide countersink and reverse composite drill according to claim 3, wherein: the first arc-shaped fixture blocks (704) and the second arc-shaped fixture blocks (803) form two circles with equal diameters.
6. The split type cemented carbide countersink and reverse composite drill according to claim 3, wherein: the arc-shaped sizes of the first arc-shaped fixture block (704) and the second arc-shaped fixture block (803) are both 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020304273.6U CN211758737U (en) | 2020-03-12 | 2020-03-12 | Split type hard alloy counter sinking composite drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020304273.6U CN211758737U (en) | 2020-03-12 | 2020-03-12 | Split type hard alloy counter sinking composite drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211758737U true CN211758737U (en) | 2020-10-27 |
Family
ID=72929404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020304273.6U Active CN211758737U (en) | 2020-03-12 | 2020-03-12 | Split type hard alloy counter sinking composite drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211758737U (en) |
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2020
- 2020-03-12 CN CN202020304273.6U patent/CN211758737U/en active Active
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