CN217095850U - Cobalt-containing twist drill with good wear resistance of coating - Google Patents
Cobalt-containing twist drill with good wear resistance of coating Download PDFInfo
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- CN217095850U CN217095850U CN202220829100.5U CN202220829100U CN217095850U CN 217095850 U CN217095850 U CN 217095850U CN 202220829100 U CN202220829100 U CN 202220829100U CN 217095850 U CN217095850 U CN 217095850U
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Abstract
The utility model relates to a twist drill technical field just discloses a cobalt-containing twist drill that cladding material wearability is good, which comprises a drill bit, the top fixed mounting of drill bit has the dead lever, the top fixed mounting of dead lever has the installation piece, the top fixed mounting of installation piece has the threaded rod, the outside cover of dead lever is equipped with the shell, the top fixed mounting of shell inner wall has the connecting block, threaded rod and connecting block threaded connection of each other, one side of dead lever and one side contact of fixture block, carriage release lever fixed mounting is in one side of fixture block, handle fixed mounting is in the one end of carriage release lever, the spring movable sleeve is established on the carriage release lever, fixed block fixed mounting is at the top of shell, protruding piece fixed mounting is at the outer wall of shell. The utility model provides a problem that ordinary fluted drill is not convenient for install.
Description
Technical Field
The utility model relates to a twist drill technical field specifically is a cobalt-containing twist drill that cladding material wearability is good.
Background
Twist drills are tools that drill round holes in a workpiece by rotary cutting thereof about a fixed axis. The flute is spiral and shaped like twist. The helical groove has 2, 3 or more grooves, but 2 grooves are most common. Twist drills can be used clamped on hand-held drilling tools, both manual and electric, or drilling, milling, turning and even machining centers. The bit material is generally high speed tool steel or hard alloy, and the conventional twist drill in the prior art has the problem of inconvenient installation in use, so that improvement is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cobalt-containing twist drill that cladding material wearability is good, solved the problem that ordinary twist drill is not convenient for install.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cobalt-containing twist drill with good plating wear resistance, includes the drill bit, the top fixed mounting of drill bit has the dead lever, the top fixed mounting of dead lever has the installation piece, the top fixed mounting of installation piece has the threaded rod, the outside cover of dead lever is equipped with the shell, the top fixed mounting of shell inner wall has the connecting block, threaded rod and the threaded connection of connecting block each other, one side of dead lever and one side contact of fixture block, carriage release lever fixed mounting is in one side of fixture block, handle fixed mounting is in the one end of carriage release lever, the spring movable sleeve is established on the carriage release lever, fixed block fixed mounting is at the top of shell, protruding piece fixed mounting is at the outer wall of shell.
Preferably, the top of the fixing rod penetrates through the bottom of the shell and is movably connected with the shell. The fixing rod plays a role in connection with the drill bit.
Preferably, the bottom area of the mounting block is larger than the top area of the fixing rod. The mounting block serves to connect with a threaded rod.
Preferably, the number of the clamping blocks is two, and the two clamping blocks are respectively positioned at the left side and the right side of the fixing rod. The fixture block plays a role in clamping the fixing rod.
Preferably, the movable rod penetrates through the shell and is movably connected with the shell. The movable rod plays a role in driving the clamping block to move.
Preferably, one end of the spring is fixedly connected with one side of the inner wall of the shell, and the other end of the spring is fixedly connected with one side of the clamping block. The spring plays a role in driving the clamping block to move.
The utility model provides a cobalt-containing twist drill with good wear resistance of a plating layer. The cobalt-containing twist drill with good wear resistance of the coating has the following beneficial effects:
(1) the cobalt-containing twist drill with the good wear resistance of the coating plays a role in connecting with the shell by arranging the threaded rod, so that the drill can be conveniently mounted and dismounted, the use convenience of the drill is improved, and the drill is not easy to shake by arranging the clamping block to play a role in clamping the drill;
(2) this cobalt-containing twist drill that cladding material wearability is good has played through setting up protruding piece and has prevented that the drill bit is subaerial rolling effect, makes the drill bit be difficult to lose, is favorable to improving the convenience that the drill bit used.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is an enlarged view of the position A of the present invention;
in the figure: 1. a drill bit; 2. fixing the rod; 3. mounting blocks; 4. a threaded rod; 5. connecting blocks; 6. a housing; 7. a clamping block; 8. a travel bar; 9. a spring; 10. a handle; 11. a fixed block; 12. and (4) a convex 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.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on 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," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
As shown in fig. 1-3, the utility model provides a technical solution: a cobalt-containing twist drill bit with good coating wear resistance comprises a drill bit 1, wherein a fixed rod 2 is fixedly installed at the top of the drill bit 1, an installation block 3 is fixedly installed at the top of the fixed rod 2, the bottom area of the installation block 3 is larger than the top area of the fixed rod 2, a threaded rod 4 is fixedly installed at the top of the installation block 3, a shell 6 is sleeved outside the fixed rod 2, the top of the fixed rod 2 penetrates through the bottom of the shell 6 and is movably connected with the shell 6, a connecting block 5 is fixedly installed at the top of the inner wall of the shell 6, the threaded rod 4 is in threaded connection with the connecting block 5, one side of the fixed rod 2 is in contact with one side of a clamping block 7, the two clamping blocks 7 are respectively located at the left side and the right side of the fixed rod 2, a moving rod 8 is fixedly installed at one side of the clamping block 7, a handle 10 is fixedly installed at one end of the moving rod 8, a spring 9 is movably sleeved on the moving rod 8, one end of the spring 9 is fixedly connected with one side of the inner wall of the shell 6, the other end of spring 9 and one side fixed connection of fixture block 7, played the effect of being connected with shell 6 through setting up threaded rod 4, make installation and dismantlement that drill bit 1 can be convenient, be favorable to improving the convenience that drill bit 1 used, played the effect with drill bit 1 chucking through setting up fixture block 7, make drill bit 1 be difficult to rock, 11 fixed mounting at the top of shell 6 of fixed block, protruding piece 12 fixed mounting is at the outer wall of shell 6, play through setting up protruding piece 12 and prevent that drill bit 1 from subaerial rolling effect, make drill bit 1 be difficult to lose, be favorable to improving the convenience that the drill bit used.
This cobalt-containing twist drill that cladding material wearability is good when using, pulling handle 10 makes handle 10 drive carriage release lever 8 and removes, carriage release lever 8 drives fixture block 7 and removes, fixture block 7 extrusion spring 9 makes spring 9 take place deformation, it makes 1 drive dead lever 2 of drill bit to rotate 1, dead lever 2 drives installation piece 3 and rotates, installation piece 3 drives threaded rod 4 and rotates, make threaded rod 4 and 5 threaded connection of connecting block, loosen handle 10 and make spring 9 kick-back drive fixture block 7 with 2 chucking of dead lever.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Claims (6)
1. The utility model provides a good cobalt-containing twist drill of cladding material wearability, includes drill bit (1), its characterized in that: the top fixed mounting of drill bit (1) has dead lever (2), the top fixed mounting of dead lever (2) has installation piece (3), the top fixed mounting of installation piece (3) has threaded rod (4), the outside cover of dead lever (2) is equipped with shell (6), the top fixed mounting of shell (6) inner wall has connecting block (5), threaded rod (4) and connecting block (5) threaded connection of each other, one side of dead lever (2) and one side contact of fixture block (7), carriage release lever (8) fixed mounting in one side of fixture block (7), handle (10) fixed mounting is in the one end of carriage release lever (8), and spring (9) movable sleeve is established on carriage release lever (8), and fixed block (11) fixed mounting is at the top of shell (6), and protruding piece (12) fixed mounting is at the outer wall of shell (6).
2. The cobalt-containing twist drill with good wear resistance of the coating of claim 1, wherein: the top of the fixed rod (2) penetrates through the bottom of the shell (6) and is movably connected with the shell (6).
3. The cobalt-containing twist drill with good wear resistance of the coating of claim 1, wherein: the bottom area of the mounting block (3) is larger than the top area of the fixing rod (2).
4. The cobalt-containing twist drill with good wear resistance of the coating of claim 1, wherein: the number of the clamping blocks (7) is two, and the two clamping blocks (7) are respectively positioned at the left side and the right side of the fixing rod (2).
5. The cobalt-containing twist drill with good wear resistance of the coating of claim 1, wherein: the moving rod (8) penetrates through the shell (6) and is movably connected with the shell (6).
6. The cobalt-containing twist drill with good wear resistance of the coating of claim 1, wherein: one end of the spring (9) is fixedly connected with one side of the inner wall of the shell (6), and the other end of the spring (9) is fixedly connected with one side of the clamping block (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220829100.5U CN217095850U (en) | 2022-04-11 | 2022-04-11 | Cobalt-containing twist drill with good wear resistance of coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220829100.5U CN217095850U (en) | 2022-04-11 | 2022-04-11 | Cobalt-containing twist drill with good wear resistance of coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217095850U true CN217095850U (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220829100.5U Active CN217095850U (en) | 2022-04-11 | 2022-04-11 | Cobalt-containing twist drill with good wear resistance of coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217095850U (en) |
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2022
- 2022-04-11 CN CN202220829100.5U patent/CN217095850U/en active Active
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