CN212859804U - Carpenter's flat drill convenient to discharge smear metal - Google Patents
Carpenter's flat drill convenient to discharge smear metal Download PDFInfo
- Publication number
- CN212859804U CN212859804U CN202020488624.3U CN202020488624U CN212859804U CN 212859804 U CN212859804 U CN 212859804U CN 202020488624 U CN202020488624 U CN 202020488624U CN 212859804 U CN212859804 U CN 212859804U
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- Prior art keywords
- convenient
- connecting rod
- flat drill
- metal block
- annular metal
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- 239000002184 metal Substances 0.000 title claims abstract description 57
- 241000883990 Flabellum Species 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000007599 discharging Methods 0.000 claims description 10
- 238000009423 ventilation Methods 0.000 claims description 7
- 238000005553 drilling Methods 0.000 abstract description 15
- 238000005520 cutting process Methods 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses a carpenter's flat drill convenient to discharge smear metal belongs to carpenter's flat drill technical field, including the flat drill tool bit, the upper end fixedly connected with connecting rod of flat drill tool bit, the circumference surface cover of connecting rod is equipped with annular metal block, six even flabellums of distribution of circumference fixed surface of annular metal block, threaded hole is dug to the right-hand member of annular metal block, threaded hole female connection has the screw rod, the left end fixedly connected with fixed plate of screw rod, the circumference fixed surface of connecting rod is connected with protection mechanism, and protection mechanism is located the upper end of annular metal block, the discharge of the smear metal of being convenient for when finally can realizing drilling, it is very convenient to use.
Description
Technical Field
The utility model relates to a carpenter's flat drill technical field, more specifically say, relate to a carpenter's flat drill convenient to discharge smear metal.
Background
The flat drill is a woodworking tool, the head of the flat drill is made of alloy and is very hard, the cutting part of the flat drill is ground into a flat body, and a main cutting edge is ground into a sharp angle and a rear angle to form a cross edge; the secondary cutting edge grinds a relief angle and a secondary deflection angle and controls the diameter of the drill hole. The flat drill has small front angle, no spiral groove and difficult chip removal, but has simple manufacture and low cost, and is widely applied to processing small holes with the diameter of less than 1 mm. The flat drill is greatly improved in structure, and the flat drill is used when a hole with the diameter of more than 35mm is machined on an automatic line and a numerical control machine tool due to the advantages.
The sawdust is not convenient to discharge when the existing flat drill drills, the use is very troublesome, and the existing flat drill for woodworker, which is convenient to discharge the cuttings, is urgently needed.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide a carpenter's flat drill convenient to discharge smear metal, the discharge of the smear metal of being convenient for when it can realize drilling, it is very convenient to use.
2. Technical scheme
In order to solve the above problem, the utility model adopts the following technical scheme:
the utility model provides a carpenter's flat drill convenient to discharge smear metal, includes the flat drill tool bit, the upper end fixedly connected with connecting rod of flat drill tool bit, the circumference surface cover of connecting rod is equipped with annular metal block, six even flabellums of distribution of circumference surface fixedly connected with of annular metal block, threaded hole is dug to the right-hand member of annular metal block, screw hole female connection has the screw rod, the left end fixedly connected with fixed plate of screw rod, the circumference surface fixedly connected with protection machanism of connecting rod, and protection machanism is located the upper end of annular metal block, the discharge of the smear metal of being convenient for when finally can realizing drilling, and it is very convenient to use.
In order to prevent the flabellum at rotatory fish tail operator, as the utility model discloses a preferred scheme, protection mechanism includes safety cover and a plurality of ventilation hole, safety cover fixed connection is in the circumferential surface of connecting rod, and the safety cover is located the upper end of annular metal block, and is a plurality of the ventilation hole is all dug in the upper end of safety cover.
For the convenience of the output at the electric drill is installed to the connecting rod, conduct the utility model discloses a preferred scheme, the upper end fixedly connected with dead lever of connecting rod, the circumferential surface of dead lever is carved with the screw thread.
For the discharge of the for the convenience of smear metal, as the utility model discloses a preferred scheme, the front end of flat drill tool bit is dug there is the square hole, the inner wall in square hole is carved with the internal thread, the last inner wall fixedly connected with fixed block in square hole.
In order to be convenient for the discharge of smear metal further, as the utility model discloses a preferred scheme, the external screw thread is all carved with at both ends about the flat drill tool bit, and external screw thread and internal screw thread direction are the same.
In order to increase the frictional force between fixed plate and connecting rod, as the utility model discloses an optimal scheme, the surface coating of fixed plate has the rubber sleeve, the surface of rubber sleeve is carved with anti-skidding line.
For the screw rod is convenient for rotate, also in order to increase the comfort level when holding the screw rod handle, as the utility model discloses a preferred scheme, the right-hand member fixedly connected with screw rod handle of screw rod, the surface coating of screw rod handle has anti-skidding sponge.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) the rotation of this scheme electric drill output drives the dead lever rotatory, the rotation of dead lever drives the rotation of connecting rod and flat drill tool bit, the rotation of flat drill tool bit can realize drilling, it is rotatory with the safety cover to drive annular metal block when the connecting rod is rotatory, the rotation of annular metal block drives six flabellums rotatory, the smear metal suction in will drilling is realized to the rotation of six flabellums, finally realize discharging the smear metal, hold the screw rod handle, rotatory screw rod handle, the screw rod handle is at the screw hole internal rotation, realize the flexible of screw rod, the flexible removal that drives the fixed plate of screw rod, realize fixing the inner wall at annular metal block with the fixed plate through the removal of fixed plate, be of value to the dismantlement change of annular metal.
(2) This scheme is when the flat drill tool bit 1 drills, and when the flat drill tool bit 1 was rotatory, the drilling was taken out to the smear metal in the hole under the effect of fixed block 3, internal thread 12 and external screw thread 13, realized the discharge to the smear metal.
Drawings
FIG. 1 is a perspective view of a carpenter's flat drill convenient for discharging chips in the present invention;
FIG. 2 is a cross-sectional view of a carpenter's flat drill convenient for discharging chips in the present invention;
FIG. 3 is a partial perspective view of a carpenter's flat drill facilitating chip discharge according to the present invention;
fig. 4 is a partial cross-sectional view of the carpenter's flat drill convenient for discharging chips of the present invention.
The reference numbers in the figures illustrate:
1 flat drill bit, 2 square holes, 3 fixed blocks, 4 connecting rods, 5 protective covers, 6 annular metal blocks, 7 fan blades, 8 fixed rods, 9 fixed plates, 10 screw rods, 11 screw rod handles, 12 internal threads, 13 external threads and 14 ventilation holes.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", 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 referred to 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", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, 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.
Example (b):
please refer to fig. 1-4, a carpenter's flat drill convenient to discharge smear metal, including flat drill tool bit 1, the upper end fixedly connected with connecting rod 4 of flat drill tool bit 1, the circumference surface cover of connecting rod 4 is equipped with annular metal block 6, the circumference surface fixedly connected with six even flabellum 7 of distribution of annular metal block 6, threaded hole is dug to the right-hand member of annular metal block 6, threaded hole female connection has screw rod 10, the left end fixedly connected with fixed plate 9 of screw rod 10, the circumference surface fixedly connected with protection mechanism of connecting rod 4, and protection mechanism is located the upper end of annular metal block 6, the discharge of the smear metal of being convenient for when finally can realizing drilling, it is very convenient to use.
In this embodiment, the flat drill tool bit 1 is drilled, the flat drill tool bit 1 is connected to connecting rod 4, also be convenient for fix the position of safety cover 5, annular metal block 6 is six flabellum 7 of being convenient for just face gliding at the circumference of connecting rod 4, flabellum 7 is the flow that accelerates the air current, with the smear metal suction in the drilling, when flat drill tool bit 1 drills, flabellum shape of flabellum 7 can upwards drive the air current, fixed plate 9 is through removing, be convenient for push connecting rod 4 to annular metal block 6's inner wall, it is fixed to realize connecting rod 4 and annular metal block 6's inner wall, screw rod 10 is through the removal that realizes screw rod 10 with the screw hole cooperation, screw rod 10's removal is of being of value to the realization fixed with connecting rod 4 and annular metal block 6's.
Specifically, referring to fig. 1-2, the protection mechanism includes a protection cover 5 and a plurality of vent holes 14, the protection cover 5 is fixedly connected to the circumferential surface of the connecting rod 4, the protection cover 5 is located at the upper end of the annular metal block 6, and the plurality of vent holes 14 are all cut at the upper end of the protection cover 5.
In this embodiment, being provided with of safety cover 5 is good for preventing that the user from being scratched by flabellum 7 when drilling, has improved the security of device, and being provided with of ventilation hole 14 is good for the air current from up-shifting down, makes the air current discharge from ventilation hole 14, has improved the practicality of device.
Specifically, referring to fig. 1-2, the upper end of the connecting rod 4 is fixedly connected with a fixing rod 8, and the circumferential surface of the fixing rod 8 is engraved with threads.
In this embodiment, the upper end fixedly connected with dead lever 8 of connecting rod 4 is of value to and connects the output of connecting rod 4 and electric drill, and the circumference surface of dead lever 8 is carved with the screw thread, and the output at the electric drill is installed to connecting rod 4 of being convenient for, and the change of tearing open of this device of also being convenient for has improved the practicality of device.
Specifically, referring to fig. 1 and 3, a square hole 2 is drilled at the front end of a flat drill bit 1, an internal thread 12 is carved on the inner wall of the square hole 2, and a fixing block 3 is fixedly connected to the upper inner wall of the square hole 2.
In this embodiment, the front end of spade drill tool bit 1 is excavated there is square hole 2, is of value to the smear metal and is taken out from square hole 2, and the inner wall of square hole 2 is carved with internal thread 12, is of value to the smear metal and can be taken out the drilling along internal thread 12, and the last inner wall fixedly connected with fixed block 3 of square hole 2 is of value to the discharge of smear metal, has improved the practicality of device.
Specifically, referring to fig. 1 and 3, the flat drill bit 1 is engraved with external threads 13 at both left and right ends, and the directions of the external threads 13 and the internal threads 12 are the same.
In this embodiment, external screw thread 13 has all been carved with at both ends about the flat drill tool bit 1, is of value to outside the smear metal in the drilling discharges the drilling along the line of external screw thread 13, and external screw thread 13 is the same with internal thread 12's direction, and external screw thread 13 and internal thread 12's screw direction is always, and when flat drill tool bit 1 was rotatory, the line direction can take the smear metal out drilling, has improved the practicality of device.
Specifically, referring to fig. 4, the surface of the fixing plate 9 is wrapped with a rubber sleeve, and the surface of the rubber sleeve is engraved with anti-slip lines.
In this embodiment, the surface coating of fixed plate 9 has the rubber sleeve, and the surface of rubber sleeve is carved with anti-skidding line, is of value to the frictional force that increases between fixed plate 9 and connecting rod 4, prevents that the inner wall of annular metal block 6 and the circumference surface of connecting rod 4 from taking place to slide, influences the use of this device, has improved the security and the steadiness of device.
Specifically, referring to fig. 4, a screw handle 11 is fixedly connected to the right end of the screw 10, and the surface of the screw handle 11 is wrapped with an anti-slip sponge.
In this embodiment, the right-hand member fixedly connected with screw rod handle 11 of screw rod 10, when needing adjusting screw rod 10's position, hold screw rod handle 11, rotatory screw rod handle 11 is convenient for the rotation of screw rod 10, the practicality of this device has been improved, screw rod handle 11's surface coating has anti-skidding sponge, is of value to the increase comfort level when holding screw rod handle 11, has also increased the frictional force between hand and screw rod handle 11, prevent the inconvenient rotatory screw rod handle 11 of smooth hand, the practicality of device has been improved.
The working principle is as follows: the rotation of the output end of the electric drill drives the fixed rod 8 to rotate, the rotation of the fixed rod 8 drives the connecting rod 4 and the flat drill bit 1 to rotate, the rotation of the flat drill bit 1 can realize drilling, the connecting rod 4 drives the annular metal block 6 and the protective cover 5 to rotate when rotating, the rotation of the annular metal block 6 drives the six fan blades 7 to rotate, the rotation of the six fan blades 7 realizes the chip suction in the drilling, the chip is finally discharged, the screw handle 11 is held by a hand, the screw handle 11 is rotated, the screw handle 11 rotates in a threaded hole, the stretching of the screw 10 is realized, the stretching of the screw 10 drives the fixed plate 9 to move, the fixed plate 9 is fixed on the inner wall of the annular metal block 6 through the movement of the fixed plate 9, the annular metal block 6 is convenient to detach and replace, when the flat drill bit 1 drills, when the flat drill bit 1 rotates, the chips in, The drill hole is taken out under the action of the internal thread 12 and the external thread 13, and the discharge of the cutting chips is realized.
The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.
Claims (7)
1. The utility model provides a carpenter's spade drill convenient to discharge smear metal, includes spade drill tool bit (1), its characterized in that: the utility model discloses a flat drill bit, including the flat drill tool bit, the upper end fixedly connected with connecting rod (4) of flat drill tool bit (1), the circumference surface cover of connecting rod (4) is equipped with annular metal block (6), the circumference fixed surface of annular metal block (6) is connected with six even flabellum (7) that distribute, threaded hole is opened and chiseled to the right-hand member of annular metal block (6), screw hole female connection has screw rod (10), the left end fixedly connected with fixed plate (9) of screw rod (10), the circumference fixed surface of connecting rod (4) is connected with protection mechanism, and protection mechanism is located the upper end of annular metal block (6).
2. The woodworking spade drill convenient for discharging chips of claim 1, wherein: protection mechanism includes safety cover (5) and a plurality of ventilation hole (14), safety cover (5) fixed connection is in the circumferential surface of connecting rod (4), and safety cover (5) are located the upper end of annular metal block (6), and is a plurality of ventilation hole (14) are all dug in the upper end of safety cover (5).
3. The woodworking spade drill convenient for discharging chips of claim 2, wherein: the upper end fixedly connected with dead lever (8) of connecting rod (4), the circumference surface of dead lever (8) is carved with the screw thread.
4. The woodworking spade drill convenient for discharging chips of claim 3, wherein: the front end of flat drill tool bit (1) is cut square hole (2), the inner wall of square hole (2) is carved with internal thread (12), the last inner wall fixedly connected with fixed block (3) of square hole (2).
5. The woodworking spade drill convenient for discharging chips of claim 4, wherein: external threads (13) are carved at the left end and the right end of the flat drill bit (1), and the directions of the external threads (13) and the internal threads (12) are the same.
6. The woodworking spade drill convenient for discharging chips of claim 5, wherein: the surface of the fixing plate (9) is wrapped with a rubber sleeve, and anti-skid lines are carved on the surface of the rubber sleeve.
7. The woodworking spade drill convenient for discharging chips of claim 6, wherein: the right end of the screw rod (10) is fixedly connected with a screw rod handle (11), and the surface of the screw rod handle (11) is wrapped with anti-slip sponge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020488624.3U CN212859804U (en) | 2020-04-06 | 2020-04-06 | Carpenter's flat drill convenient to discharge smear metal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020488624.3U CN212859804U (en) | 2020-04-06 | 2020-04-06 | Carpenter's flat drill convenient to discharge smear metal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212859804U true CN212859804U (en) | 2021-04-02 |
Family
ID=75185951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020488624.3U Expired - Fee Related CN212859804U (en) | 2020-04-06 | 2020-04-06 | Carpenter's flat drill convenient to discharge smear metal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212859804U (en) |
-
2020
- 2020-04-06 CN CN202020488624.3U patent/CN212859804U/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: 20210402 |
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| CF01 | Termination of patent right due to non-payment of annual fee |