CN212191409U - Twist drill with end edge and chip breaking groove - Google Patents
Twist drill with end edge and chip breaking groove Download PDFInfo
- Publication number
- CN212191409U CN212191409U CN202020551538.2U CN202020551538U CN212191409U CN 212191409 U CN212191409 U CN 212191409U CN 202020551538 U CN202020551538 U CN 202020551538U CN 212191409 U CN212191409 U CN 212191409U
- Authority
- CN
- China
- Prior art keywords
- chip breaker
- chip
- fluted drill
- fixed
- breaker body
- 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.)
- Expired - Fee Related
Links
- 230000008878 coupling Effects 0.000 claims abstract description 10
- 238000010168 coupling process Methods 0.000 claims abstract description 10
- 238000005859 coupling reaction Methods 0.000 claims abstract description 10
- 238000003754 machining Methods 0.000 abstract description 9
- 239000002184 metal Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 2
- 238000005553 drilling Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Abstract
The utility model discloses an end sword adds fluted drill of chip breaker, including coupling assembling, stalk portion and chip breaker body, movable mounting has the connecting bolt between coupling assembling and the stalk portion, the bottom movable mounting of fluted drill body has the chip breaker body, fixed subassembly is installed to the equidistance between fluted drill body and the chip breaker body, the fixed helicla flute that is provided with in bottom of chip breaker body. The utility model discloses a be provided with a series of structures and make this device utilize the chisel edge to control the flow direction of smear metal at the in-process that uses, make the front end of smear metal touch work piece or back knife face and chip breaking, prevent to twine on cutter and work piece, arouse the damage of the damaged of cutter and machined surface, guarantee machining's normal clear, utilize the adapter sleeve to carry out swing joint with the tail end after that, utilize the screw hole that the through-hole is convenient for external connecting piece and tail end surface to set up to carry out swing joint after that, thereby fix the adapter sleeve, the dismouting is simple.
Description
Technical Field
The utility model relates to a machining process equipment technical field specifically is a twist drill of end sword with chip breaker groove.
Background
Twist drills are tools for drilling round holes in workpieces by rotary cutting relative to a fixed axis, and are known as twist drills because the chip flutes are spiral, and the spiral flutes have two flutes, three flutes or more flutes, but most commonly two flutes, twist drills can be clamped on hand-held drilling tools, drilling machines, milling machines, lathes or even machining centers, and the drill bit material is generally high-speed tool steel or hard alloy.
The existing twist drill has the defects that:
1. during machining, cutting scraps are easy to wind on a cutter and a workpiece, so that the cutter is damaged and a machined surface is damaged, and normal machining is influenced;
2. the twist drill is complex in disassembly and assembly and inconvenient for workers to assemble, and therefore the twist drill with the end blades and the chip breaking grooves is provided to solve the existing problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an end sword adds fluted drill of chip-breaker to solve the problem that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an end edge adds fluted drill of chip breaker, includes coupling assembling, stalk portion and chip breaker body, the top movable mounting of stalk portion has coupling assembling, movable mounting has the connecting bolt between coupling assembling and the stalk portion, the bottom fixed mounting of stalk portion has the fluted drill body, the bottom movable mounting of fluted drill body has the chip breaker body, fixed subassembly is installed to the equidistance between fluted drill body and the chip breaker body, the fixed helicla flute that is provided with in bottom of chip breaker body.
Preferably, the connecting assembly comprises a connecting sleeve, a connecting block is fixedly mounted at the top of the connecting sleeve, and a through hole is fixedly formed in the surface of the connecting sleeve.
Preferably, the handle comprises a tail rod, and the tail end is fixedly mounted at the top of the tail rod.
Preferably, the top fixed mounting of fluted drill body has the link, the bottom fixed mounting of fluted drill body has the inserted block, the both ends of fluted drill body are all fixed and are provided with the locating hole.
Preferably, the top of chip breaker body is fixed and is provided with the slot, the bottom equidistance of chip breaker body is provided with the chisel edge.
Preferably, the fixing component comprises a fixing block, and fixing bolts are movably mounted at two ends of the surface of the fixing block.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a bottom movable mounting at the fluted drill body has chip breaker body, can utilize the chisel edge to control the flow direction of smear metal, makes the front end of smear metal touch work piece or back knife face and chip breaking, prevents to twine on cutter and work piece, arouses the damage of cutter and machined surface, guarantees machining's normal clear.
2. The utility model discloses a top movable mounting at the stalk portion has coupling assembling, can utilize the adapter sleeve to carry out swing joint with the tail end, utilizes the screw hole that the through-hole is convenient for external connecting piece and tail end surface to set up to carry out swing joint after that to fix the adapter sleeve, the dismouting is simple.
3. The utility model discloses a bottom fixed mounting at the stalk portion has the fluted drill body, can drill to the work piece through the rotary cutting of its relatively fixed axis, and spiral angle is big, is favorable to the chip removal.
4. The utility model discloses an equidistance is installed fixed subassembly between fluted drill body and chip breaker body, can utilize the fixed block to carry out swing joint with fluted drill body and chip breaker body, recycles the gim peg and connects, can carry out the dismouting.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a bottom view of the present invention;
FIG. 3 is a partial structural view of the fixing component of the present invention;
fig. 4 is a schematic view of a partial structure of the twist drill body of the present invention;
fig. 5 is a schematic view of a local structure of the connection assembly of the present invention.
In the figure: 1. a connecting assembly; 101. connecting blocks; 102. a through hole; 103. connecting sleeves; 2. a handle; 201. a tail end; 202. a tail rod; 3. a twist drill body; 301. inserting a block; 302. a connecting end; 303. positioning holes; 4. a chip breaker body; 401. a slot; 402. a chisel edge; 5. a connecting bolt; 6. a fixing assembly; 601. a fixed block; 602. a fixing bolt; 7. a helical groove.
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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the present invention provides an embodiment: a twist drill with an end edge and a chip breaker groove comprises a connecting assembly 1, a handle part 2 and a chip breaker groove body 4, wherein the top of the handle part 2 is movably provided with the connecting assembly 1, the connecting assembly 1 can be movably connected with a tail end 201 by using a connecting sleeve 103, and then the through hole 102 is used for facilitating the movable connection of an external connecting piece and a threaded hole formed in the surface of the tail end 201, so that the connecting sleeve 103 is fixed, the assembly and disassembly are simple, a connecting bolt 5 is movably arranged between the connecting assembly 1 and the handle part 2, a twist drill body 3 is fixedly arranged at the bottom of the handle part 2, the twist drill body 3 can drill a workpiece by the rotary cutting of the twist drill body relative to a fixed axis, the spiral angle is large, chip removal is facilitated, the chip breaker groove body 4 is movably arranged at the bottom of the twist drill body 3, the chip breaker groove body 4 can control the, prevent the winding on cutter and work piece, arouse the damage of cutter and machined surface, guarantee machining's normal clear, fixed subassembly 6 is installed to the equidistance between fluted drill body 3 and the chip breaker body 4, fixed subassembly 6 can utilize fixed block 601 to carry out swing joint with fluted drill body 3 and chip breaker body 4, recycle gim peg 602 and connect, can carry out the dismouting, the fixed helicla flute 7 that is provided with in bottom of chip breaker body 4, helicla flute 7 has longe-lived, the efficiency is with low costs, the cooling lubrication condition is good, the steady income of cutting is convenient for detain and advantage such as the moment of torsion is little.
Further, coupling assembling 1 includes adapter sleeve 103, and adapter sleeve 103's top fixed mounting has connecting block 101, and adapter sleeve 103's fixed surface is provided with through-hole 102, and when this device carried out the during operation, can utilize adapter sleeve 103 and tail end 201 to carry out swing joint, utilizes through-hole 102 to be convenient for external connecting piece and the screw hole of tail end 201 surface setting to carry out swing joint, thereby fix adapter sleeve 103, the dismouting is simple.
Further, the stalk portion 2 includes the tail-stock 202, and the top fixed mounting of tail-stock 202 has tail end 201, when this device carries out the during operation, can utilize tail-stock 202 to prolong fluted drill body 3, and the staff of being convenient for processes.
Further, the top fixed mounting of fluted drill body 3 has link 302, and the bottom fixed mounting of fluted drill body 3 has inserted block 301, and the both ends of fluted drill body 3 are all fixed and are provided with locating hole 303, when this device carries out the during operation, can drill to the work piece through the rotatory cutting of its relatively fixed axis, and spiral angle is big, is favorable to the chip removal.
Further, the fixed slot 401 that is provided with in top of chip breaker body 4, the bottom equidistance of chip breaker body 4 is provided with chisel edge 402, when this device carries out the during operation, can utilize chisel edge 402 to control the flow direction of smear metal, makes the front end of smear metal touch work piece or back knife face and chip breaking, prevents to twine on cutter and work piece, causes the damage of cutter and machined surface, guarantees machining's normal clear.
Further, the fixing assembly 6 comprises a fixing block 601, and the two ends of the surface of the fixing block 601 are movably provided with fixing bolts 602, so that when the device works, the fixing block 601 can be used for movably connecting the twist drill body 3 with the chip breaker body 4, and the fixing bolts 602 are used for connecting and dismounting.
The working principle is as follows: before using this device, the user detects the device earlier, confirm not having the problem after, in the time of using, utilize earlier adapter sleeve 103 and tail end 201 to carry out swing joint, utilize through-hole 102 to be convenient for external connecting piece and the screw hole of tail end 201 surface setting to carry out swing joint, thereby fix adapter sleeve 103, the dismouting is simple, then utilize fixed block 601 to carry out swing joint with fluted drill body 3 and chip breaker body 4, reuse gim peg 602 is connected, can carry out the dismouting, utilize the flow direction of chisel edge 402 to control the smear metal after that, make the front end of smear metal touch work piece or back knife face and chip breaking, prevent to twine on cutter and work piece, arouse the damage of the damage and the machined surface of cutter, guarantee machining's normal clear.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides an end edge adds fluted drill of chip breaker, includes coupling assembling (1), stalk portion (2) and chip breaker body (4), its characterized in that: the top movable mounting of stalk portion (2) has coupling assembling (1), movable mounting has connecting bolt (5) between coupling assembling (1) and stalk portion (2), the bottom fixed mounting of stalk portion (2) has fluted drill body (3), the bottom movable mounting of fluted drill body (3) has chip breaker body (4), fixed subassembly (6) are installed to the equidistance between fluted drill body (3) and chip breaker body (4), the fixed helicla flute (7) that is provided with in bottom of chip breaker body (4).
2. An end-edge chip-breaker twist drill according to claim 1, wherein: the connecting assembly (1) comprises a connecting sleeve (103), a connecting block (101) is fixedly mounted at the top of the connecting sleeve (103), and a through hole (102) is fixedly formed in the surface of the connecting sleeve (103).
3. An end-edge chip-breaker twist drill according to claim 1, wherein: the handle part (2) comprises a tail rod (202), and the top of the tail rod (202) is fixedly provided with a tail end (201).
4. An end-edge chip-breaker twist drill according to claim 1, wherein: the top fixed mounting of fluted drill body (3) has link (302), the bottom fixed mounting of fluted drill body (3) has inserted block (301), the both ends of fluted drill body (3) are all fixed and are provided with locating hole (303).
5. An end-edge chip-breaker twist drill according to claim 1, wherein: the top of chip breaker body (4) is fixed and is provided with slot (401), the bottom equidistance of chip breaker body (4) is provided with chisel edge (402).
6. An end-edge chip-breaker twist drill according to claim 1, wherein: the fixing component (6) comprises a fixing block (601), and fixing bolts (602) are movably mounted at two ends of the surface of the fixing block (601).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020551538.2U CN212191409U (en) | 2020-04-15 | 2020-04-15 | Twist drill with end edge and chip breaking groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020551538.2U CN212191409U (en) | 2020-04-15 | 2020-04-15 | Twist drill with end edge and chip breaking groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212191409U true CN212191409U (en) | 2020-12-22 |
Family
ID=73833765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020551538.2U Expired - Fee Related CN212191409U (en) | 2020-04-15 | 2020-04-15 | Twist drill with end edge and chip breaking groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212191409U (en) |
-
2020
- 2020-04-15 CN CN202020551538.2U patent/CN212191409U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201222 |