CN211192180U - Molding step drill convenient to disassemble and assemble - Google Patents
Molding step drill convenient to disassemble and assemble Download PDFInfo
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- CN211192180U CN211192180U CN201922192288.8U CN201922192288U CN211192180U CN 211192180 U CN211192180 U CN 211192180U CN 201922192288 U CN201922192288 U CN 201922192288U CN 211192180 U CN211192180 U CN 211192180U
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Abstract
The utility model discloses a shaping step bores convenient to dismouting, including the drillstock, the top of installation cover inner chamber is seted up flutedly, the top of drillstock is provided with L shape fixed block, L shape fixed block slidable mounting is on the inner wall of recess, the guide way has been seted up on the surface of drillstock, installation cover inner chamber top is provided with the slider, slider slidable mounting is on the inner wall of guide way, the second through-hole has been seted up on the drillstock, the first through-hole has been seted up with the corresponding position department in second through-hole on the installation cover, the utility model discloses a during the guide way can be accurate lets the drillstock installation advance the installation cover, can make the slider install the guide way through rotating the drillstock, prevent that the step bores and drops, also let L shape fixed block installation advance in the recess simultaneously, further prevent that the step bores and drops, insert first through-hole and second through the round pin axle in, bore the step and fix in the installation cover, be convenient for installation and dismantlement.
Description
Technical Field
The utility model relates to a step bores technical field, specifically is a shaping step bores convenient to dismouting.
Background
At present in carrying out machining production, often need cut a multiple type step hole class structure on treating the machined part, in order to satisfy the needs of this type of processing, utilize step drill bit to carry out drilling processing at present, but the step drill is easy wearing and tearing when using, leads to the use of step drill to receive the influence, because bores the body wearing and tearing and need dismantle the drill bit and polish again, has reduced work efficiency.
Therefore, the forming step drill convenient to disassemble and assemble is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a shaping step bores convenient to dismouting, the device can be accurate through the guide way let during the drill shank installation advances the installation cover, can make the slider install the guide way through rotating the drill shank, prevent that the step bores and drops, also let L shape fixed block installation simultaneously advance in the recess, further prevent that the step bores and drops, insert first through-hole and second through-hole through the round pin axle in, bore the step and fix in the installation cover, be convenient for installation and dismantlement to solve the problem of proposing among the above-mentioned background art.
In order to achieve the purpose, the utility model provides a shaping step bores convenient to dismouting, including the drill handle, the one end of drill handle is the drill body, drill handle and drill body set up an organic whole structure, the drill body includes first cutting edge and second cutting edge, first cutting edge and second cutting edge are the screw-tupe, just first cutting edge and second cutting edge intertwine, be equipped with the chip groove that is on a parallel with first cutting edge and second cutting edge screw direction between first cutting edge and the second cutting edge, first cutting edge and second cutting edge and chip groove set up an organic whole structure, the top of drill handle is provided with the installation cover, the top of installation cover inner chamber is seted up flutedly, the top of drill handle is provided with L shape fixed block, L shape fixed block slidable mounting is on the inner wall of recess, the guide way has been seted up on the surface of drill handle, installation cover inner chamber top is provided with the slider, slider slidable mounting is on the inner wall of guide way, the second through-hole has been seted up on the drill handle, the first through-hole has been seted up with the second through-hole department on the installation cover.
Preferably, the drill body comprises a first drill body and a second drill body, and a chamfer cutter is arranged between the first drill body and the second drill body.
Preferably, the drill handle and the drill body are both arranged in a 304 stainless steel structure.
Preferably, the surfaces of the drill handle and the drill body are coated with an aluminum titanium nitride layer.
Preferably, the tangential direction of the helical direction of the first cutting edge and the second cutting edge forms an acute angle of 30 ° with the axial direction of the drill shank.
Preferably, a cushion pad is bonded to the top of the drill handle, and the cushion pad is a rubber pad.
Compared with the prior art, the beneficial effects of the utility model are that:
the drill handle can be accurately installed in the installation sleeve through the guide groove, the sliding block can be installed in the guide groove by rotating the drill handle, the step drill is prevented from falling off, meanwhile, the L-shaped fixing block is also installed in the groove, the step drill is further prevented from falling off, the step drill is inserted into the first through hole and the second through hole through the pin shaft, and the step drill is fixed in the installation sleeve and is convenient to install and detach.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic right sectional view of the present invention;
fig. 3 is a schematic top sectional view of the present invention.
In the drawing, the drill comprises a drill shank 1, a first drill body 2, a second drill body 3, a first cutting edge 4, a second cutting edge 5, a chip groove 6, a chamfer cutter 7, a chamfer cutter 8, a mounting sleeve 9, a groove, a fixing block 10 and L, a guide groove 11, a first through hole 12, a first through hole 13 and a second through hole.
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. 1-3, the utility model provides a technical scheme a shaping step bores convenient to dismouting, including drill handle 1, one end of drill handle 1 is the drill body, drill handle 1 and drill body all set up to 304 stainless steel construction, can improve the mechanical strength of reamer, the surface of drill handle 1 and drill body has all been painted aluminium nitride titanium layer, aluminium nitride titanium layer can effectively improve the high temperature processing life-span of reamer, oxidation resistance and wearability, the drill body includes first drill body 2 and second drill body 3, be provided with chamfer sword 7 between first drill body 2 and the second drill body 3, can go on in the drilling, drill handle 1 and drill body set up to an organic whole structure, the drill body includes first cutting edge 4 and second cutting edge 5, first cutting edge 4 and second cutting edge 5 are the spiral type, and first cutting edge 4 and second cutting edge 5 intertwine, the acute angle that the spiral direction of first cutting edge 4 and second cutting edge 5 and the axial of drill handle 1 become is 30 with the inner chamber of second cutting edge 5, the inner chamber of the mounting cushion that the inner wall of the inner chamber of the drill handle is equipped with the second cutting edge 5, the inner chamber of the mounting cushion 8 is equipped with the inner chamber of the second cutting pad, the inner chamber of the drill handle is equipped with the mounting groove 10, the inner chamber of the mounting cushion 8, the inner chamber of the mounting groove is equipped with the cushion 8, the inner chamber of the mounting groove of the inner chamber of the drill handle is equipped with the cushion 8, the mounting block is equipped with the inner chamber of the groove.
The working principle is that the drill handle 1 can be accurately installed in the installation sleeve 8 through the guide groove 11, the sliding block can be installed in the guide groove 11 by rotating the drill handle 1, the step drill is prevented from falling off, meanwhile, the L-shaped fixing block 10 is also installed in the groove 9, the step drill is further prevented from falling off, the step drill is inserted into the first through hole 12 and the second through hole 13 through the pin shaft, and the step drill is fixed in the installation sleeve 9 and is convenient to install and detach.
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 shaping step bores convenient to dismouting, includes drillstock (1), its characterized in that the one end of drillstock (1) is for boring the body, drillstock (1) sets up to a body structure with boring the body, bore the body including first cutting edge (4) and second cutting edge (5), first cutting edge (4) and second cutting edge (5) are the screw-tupe, just first cutting edge (4) and second cutting edge (5) intertwine, be equipped with between first cutting edge (4) and second cutting edge (5) and be on a parallel with chip groove (6) of first cutting edge (4) and second cutting edge (5) screw direction, first cutting edge (4) and second cutting edge (5) and chip groove (6) set up to an organic whole structure, the top of drillstock (1) is provided with installation cover (8), the top of installation cover (8) inner chamber is seted up flutedly (9), the top of drillstock (1) is provided with L shape fixed block (10), L shape is installed at the slider (10) and the slider (11) upper surface mounting cover (8) has seted up corresponding on the inner wall (11) the slider (11) the through-hole (13) has seted up the slider on the drill handle (1), the slider (11) the slider.
2. The forming step drill convenient to disassemble and assemble according to claim 1, wherein: the drill body comprises a first drill body (2) and a second drill body (3), and a chamfer cutter (7) is arranged between the first drill body (2) and the second drill body (3).
3. The forming step drill convenient to disassemble and assemble according to claim 1, wherein: the drill handle (1) and the drill body are both arranged to be in a 304 stainless steel structure.
4. The forming step drill convenient to disassemble and assemble according to claim 1, wherein: the surfaces of the drill handle (1) and the drill body are coated with aluminum nitride titanium layers.
5. The forming step drill convenient to disassemble and assemble according to claim 1, wherein: the tangential direction of the spiral direction of the first cutting edge (4) and the second cutting edge (5) and the axial direction of the drill shank (1) form an acute angle of 30 degrees.
6. The forming step drill convenient to disassemble and assemble according to claim 1, wherein: the top of the drill handle (1) is bonded with a cushion pad which is a rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922192288.8U CN211192180U (en) | 2019-12-10 | 2019-12-10 | Molding step drill convenient to disassemble and assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922192288.8U CN211192180U (en) | 2019-12-10 | 2019-12-10 | Molding step drill convenient to disassemble and assemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211192180U true CN211192180U (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922192288.8U Active CN211192180U (en) | 2019-12-10 | 2019-12-10 | Molding step drill convenient to disassemble and assemble |
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| Country | Link |
|---|---|
| CN (1) | CN211192180U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112705799A (en) * | 2020-12-23 | 2021-04-27 | 黄开建 | Composite material arc-shaped tooth bevel gear scraping tool |
-
2019
- 2019-12-10 CN CN201922192288.8U patent/CN211192180U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112705799A (en) * | 2020-12-23 | 2021-04-27 | 黄开建 | Composite material arc-shaped tooth bevel gear scraping tool |
| CN112705799B (en) * | 2020-12-23 | 2022-03-01 | 东莞市领亿精密金属有限公司 | Composite material arc-shaped tooth bevel gear scraping tool |
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