CN212266103U - Woodworking flat drill convenient for quick replacement - Google Patents
Woodworking flat drill convenient for quick replacement Download PDFInfo
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- CN212266103U CN212266103U CN202020488696.8U CN202020488696U CN212266103U CN 212266103 U CN212266103 U CN 212266103U CN 202020488696 U CN202020488696 U CN 202020488696U CN 212266103 U CN212266103 U CN 212266103U
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- sliding
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- square
- flat drill
- metal blocks
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- 239000002184 metal Substances 0.000 claims abstract description 81
- 230000000694 effects Effects 0.000 abstract description 6
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
The utility model discloses a carpenter's flat drill convenient to quick replacement belongs to carpenter's flat drill technical field, including the fixed column, the upper end of fixed column is dug and is had the sliding tray, the circumference inner wall lower part of sliding tray is dug and is had two fixed slots, the lower inner wall of sliding tray is dug and is had two square holes, it has the arc metal block to peg graft in two square holes all activity, the circular removal cap of lower extreme fixedly connected with of two arc metal blocks, the lower extreme of circular removal cap is provided with the spring, the activity is pegged graft in the spring has the supporting shoe, the first fixed metal of lower extreme fixedly connected with of supporting shoe is fast, the circumference surface of fixed column is dug and is had two square sliding holes, it has the slide bar to peg graft in two square sliding holes all activity, finally can realize the drill bit.
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 quick replacement.
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 existing woodworking flat drill is very troublesome when the drill bit is replaced, and the woodworking flat drill with the drill bit capable of being replaced rapidly 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 quick replacement, it can realize the drill bit of quick replacement carpenter's flat drill, easy operation, very practicality.
2. Technical scheme
In order to solve the above problem, the utility model adopts the following technical scheme:
a woodworking flat drill convenient for quick replacement comprises a fixed column, wherein a sliding groove is drilled at the upper end of the fixed column, two fixed grooves are drilled at the lower part of the circumferential inner wall of the sliding groove, two square holes are drilled at the lower inner wall of the sliding groove, arc-shaped metal blocks are movably inserted in the two square holes, a circular moving cap is fixedly connected at the lower end of the two arc-shaped metal blocks, a spring is arranged at the lower end of the circular moving cap, a supporting block is movably inserted in the spring, a first fixed metal block is fixedly connected at the lower end of the supporting block, two square sliding holes are drilled on the circumferential surface of the fixed column, sliding rods are movably inserted in the two square sliding holes, one ends, close to the two sliding rods, of the two sliding rods are fixedly connected to the circumferential surface of the circular moving cap, a flat drill bit is movably inserted in the sliding groove, and the lower part of the circumferential surface of the flat drill bit is fixedly connected to two second fixed metal blocks, and two fixed metal blocks of second respectively with two fixed slot phase-matchs, can realize the drill bit of quick replacement carpenter flat drill finally, easy operation, very practicality.
In order to facilitate the output with fixed column and electric drill to be connected, conduct the utility model discloses a preferred scheme, the lower extreme fixed connection of fixed column has the connection metal block, the circumferential surface of connecting the metal block is carved with the screw thread.
Be convenient for the lapse for two slide bars, conduct the utility model discloses a preferred scheme, two the equal fixedly connected with slip handle of one end, two that the slide bar was kept away from mutually the length of connecting the metal block all is less than the radius of fixed column.
In order to increase the comfort level of holding two slip handles, conduct the utility model discloses an optimal scheme, two the surface of slip handle has all wrapped up there is the rubber sleeve, two the surface of rubber sleeve is all carved with anti-skidding line.
In order to break away from in two fixed metal blocks of second when two arc metal blocks move down, as the utility model discloses an optimal scheme, two the height of square slide opening is four centimetres, two the height of arc metal block is three centimetres, two the height of fixed slot is a little five centimetres, two the height of the fixed metal block of second is a centimetre.
Can enter into two fixed slots for two fixed metal blocks of second, conduct the utility model discloses a preferred scheme, the degree of depth of sliding tray is less than the height of flat drill tool bit, the fast diameter of first fixed metal is less than the diameter of circular removal cap.
In being convenient for insert the sliding tray for the flat brill tool bit, also be convenient for slide in square slide opening for two slide bars, as the utility model discloses a preferred scheme, the edges and corners department of sliding tray and two square slide openings is all smooth to be polished, and the inner wall of sliding tray and two square slide openings all does the burring and handles.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) this scheme holds two slip handles when needs take out the flat drill tool bit, promotes two slip handles downwards, and two slip handles move down and drive two slide bars and circular removal cap and move down, and circular removal cap moves down and drives two arc metal blocks and move down, and rotatory flat drill tool bit can break away from two fixed slots with two fixed metal blocks of second, holds the flat drill tool bit, takes out the flat drill tool bit, finally accomplishes taking out of flat drill tool bit.
(2) This scheme is when the new flat drill tool bit of needs installation, insert the flat drill tool bit in the sliding tray, when the flat drill tool bit can not continue the downstream, rotatory flat drill tool bit, the cambered surface contact of two fixed metal blocks of second and two arc metal blocks on the flat drill tool bit, two arc metal blocks move down, until two fixed metal blocks of second all install in the fixed slot, under the effect of spring, two arc metal blocks realize resetting, fix two fixed metal blocks of second and can not remove in two fixed slots, finally realize the change of flat drill tool bit.
Drawings
FIG. 1 is a plan view of a carpenter's flat drill of the present invention, which is convenient for quick replacement;
FIG. 2 is a perspective view of a fixing column of a carpentry flat drill convenient for quick replacement of the present invention;
FIG. 3 is a perspective view of a carpenter's flat drill bit of the present invention, which is convenient for quick replacement;
FIG. 4 is a partial cross-sectional perspective view of a woodworking flat drill fixing column convenient for quick replacement of the utility model;
fig. 5 is a cross-sectional view of the utility model discloses a carpenter's flat drill fixed column convenient to quick replacement.
The reference numbers in the figures illustrate:
the device comprises a fixing column 1, a circular moving cap 2, an arc-shaped metal block 3, a fixing groove 4, a sliding groove 5, a first fixing metal block 6, a supporting block 7, a spring 8, a sliding rod 9, a connecting metal block 10, a sliding handle 11, a square sliding hole 12, a flat drill bit 13 and a second fixing metal block 14.
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):
referring to fig. 1-5, a carpentry flat drill convenient for fast replacement comprises a fixed column 1, a sliding groove 5 chiseled on the upper end of the fixed column 1, two fixing grooves 4 chiseled on the lower portion of the inner circumferential wall of the sliding groove 5, two square holes chiseled on the lower inner wall of the sliding groove 5, arc-shaped metal blocks 3 movably inserted in the two square holes, a circular moving cap 2 fixedly connected to the lower ends of the two arc-shaped metal blocks 3, a spring 8 disposed on the lower end of the circular moving cap 2, a supporting block 7 movably inserted in the spring 8, a first fixed metal block 6 fixedly connected to the lower end of the supporting block 7, two square sliding holes 12 chiseled on the circumferential surface of the fixed column 1, sliding rods 9 movably inserted in the two square sliding holes 12, one ends of the two sliding rods 9 close to each other fixedly connected to the circumferential surface of the circular moving cap 2, and a flat drill bit 13 movably inserted in the sliding groove 5, the lower part of the circumferential surface of the flat drill bit 13 is fixedly connected with two second fixed metal blocks 14, and the two second fixed metal blocks 14 are respectively matched with the two fixing grooves 4.
In this embodiment, the fixed column 1 is connected with the flat drill bit 13, the circular movable cap 2 fixes the positions of the two arc-shaped metal blocks 3, the arc-shaped metal blocks 3 are fixed to the second fixed metal block 14 through movement, the fixed groove 4 is matched with the arc-shaped metal blocks 3 to fix the second fixed metal block 14, the sliding groove 5 is used for facilitating the insertion of the flat drill bit 13 into the fixed column 1, the first fixed metal block 6 is used for fixing the position of the supporting block 7, the supporting block 7 is used for fixing the position of the spring 8 to prevent the left and right shaking of the spring 8, the spring 8 is used for resetting the arc-shaped metal block 3, the sliding rod 9 is used for facilitating the downward movement of the circular movable cap 2, the flat drill bit 13 is drilled, and the second fixed metal block 14 is used for facilitating the fixing of the flat drill bit 13 and the fixed column 1.
Specifically, referring to fig. 1-2, the lower end of the fixing column 1 is fixedly connected to a connecting metal block 10, and a thread is engraved on the circumferential surface of the connecting metal block 10.
In this embodiment, the lower extreme fixed connection of fixed column 1 has connection metal block 10, is of value to the output and the fixed column 1 connection of electric drill, drives the rotation of flat drill tool bit 13 and bores the wood, and the circumference surface of connecting metal block 10 is carved with the screw thread, and the electric drill output of being convenient for and the connection of connecting metal block 10 are convenient for change and dismantle.
Specifically, referring to fig. 1, 2 and 5, the ends of the two sliding rods 9 far away from each other are fixedly connected with sliding handles 11, and the lengths of the two connecting metal blocks 10 are both smaller than the radius of the fixed column 1.
In this embodiment, the equal fixedly connected with of one end that two slide bars 9 kept away from mutually slides handle 11, is convenient for hold slip handle 11, with two slide bars 9 promotion downwards, has improved the practicality of device, and two lengths of connecting metal block 10 all are less than the radius of fixed column 1, and when flat drill tool bit 13 and fixed column 1 were rotatory, two slide handles 11 also rotated together, and the length of two slide bars 9 should not be the overlength to be of value to the security when improving the device and using.
Specifically, referring to fig. 1, 2 and 5, the surfaces of the two sliding handles 11 are wrapped with rubber sleeves, and the surfaces of the two rubber sleeves are engraved with anti-slip lines.
In this embodiment, the surface of two slip handles 11 all wraps up there is the rubber sleeve, is of value to the increase comfort level when holding two slip handles 11, and the surface of two rubber sleeves is all carved with anti-skidding line, is of value to the frictional force who increases between hand and the slip handle 11, prevents the emergence of the phenomenon of taking off the hand, has improved the practicality and the security of device.
Specifically, referring to fig. 4-5, the height of each of the two square sliding holes 12 is four centimeters, the height of each of the two arc-shaped metal blocks 3 is three centimeters, the height of each of the two fixing grooves 4 is one point and five centimeters, and the height of each of the two second fixing metal blocks 14 is one centimeter.
In this embodiment, the height of two square slide holes 12 is four centimetres, and the height of two arc metal blocks 3 is three centimetres, is of value to when two slide bars 9 slide to the lower inner wall of two square slide holes 12, and two arc metal blocks 3 are not sealing the export of two fixed slots 4, and the breaking away from of two fixed metal blocks 14 of second of being convenient for, and the height of two fixed slots 4 is a little five centimetres, and the height of two fixed metal blocks 14 of second is one centimetre, is of value to two fixed metal blocks 14 of second and can slide to two fixed slots 4 in, has improved the practicality of device.
Specifically, referring to fig. 1-5, the depth of the sliding groove 5 is smaller than the height of the spade drill head 13, and the diameter of the first fixed metal block 6 is smaller than the diameter of the circular moving cap 2.
In this embodiment, the degree of depth of stating sliding tray 5 is less than the height of flat drill tool bit 13, be of value to when flat drill tool bit 13 inserts sliding tray 5 in, the fixed metal block 14 of second can slide in fixed slot 4, the realization is to flat drill tool bit 13's fixed, the practicality of device has been improved, the diameter that the fast 6 of first fixed metal is less than the diameter of circular removal cap 2, can not blocked by the fast 6 of first fixed metal when being of value to circular removal cap 2 downstream, two fixed slots 4's export can be opened to two arc metal blocks 3 lets two fixed metal blocks 14 of second come out.
Specifically, referring to fig. 2, 4 and 5, corners of the sliding groove 5 and the two square sliding holes 12 are both polished smoothly, and inner walls of the sliding groove 5 and the two square sliding holes 12 are both subjected to deburring treatment.
In this embodiment, the equal smooth polishing in edges and corners of sliding tray 5 and two square sliding holes 12, be convenient for the flat drill tool bit 13 to insert into sliding tray 5, also be of value to slide bar 9 and slide in square sliding hole 12, and the inner wall of sliding tray 5 and two square sliding holes 12 all does the burring and handles, be of value to prevent that there is the burr in square sliding hole 12 to lead to slide bar 9 can not slide fast, also be of value to prevent that there is the burr in sliding tray 5 to lead to flat drill tool bit 13 can not insert into sliding tray 5 fast, the practicality of device has been improved.
The working principle is as follows: when the flat drill bit 13 needs to be taken out, the two sliding handles 11 are held by hands, the two sliding handles 11 are pushed downwards, the two sliding handles 11 move downwards to drive the two sliding rods 9 and the circular moving cap 2 to move downwards, the circular moving cap 2 moves downwards to drive the two arc-shaped metal blocks 3 to move downwards, the two second fixed metal blocks 14 can be separated from the two fixed grooves 4 by rotating the flat drill bit 13, the flat drill bit 13 is held by hands to be drawn out, the flat drill bit 13 is finally taken out, when a new flat drill bit 13 needs to be installed, the flat drill bit 13 is inserted into the sliding groove 5, when the flat drill bit 13 cannot move downwards continuously, the flat drill bit 13 is rotated, the two second fixed metal blocks 14 on the flat drill bit 13 are contacted with the cambered surfaces of the two arc-shaped metal blocks 3, the two arc-shaped metal blocks 3 move downwards until the two second fixed metal blocks 14 are installed in the fixed grooves 4, under the effect of spring 8, two arc metal blocks 3 realize reseing, fix two fixed metal blocks 14 of second in two fixed slots 4 can not remove, finally realize the change of flat drill tool bit 13.
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 flat drill convenient to quick replacement, includes fixed column (1), its characterized in that: the upper end of the fixed column (1) is provided with a sliding groove (5), the lower part of the circumferential inner wall of the sliding groove (5) is provided with two fixed grooves (4), the lower inner wall of the sliding groove (5) is provided with two square holes, arc-shaped metal blocks (3) are movably inserted in the two square holes, the lower ends of the two arc-shaped metal blocks (3) are fixedly connected with a circular moving cap (2), the lower end of the circular moving cap (2) is provided with a spring (8), a supporting block (7) is movably inserted in the spring (8), the lower end of the supporting block (7) is fixedly connected with a first fixed metal block (6), the circumferential surface of the fixed column (1) is provided with two square sliding holes (12), sliding rods (9) are movably inserted in the two square sliding holes (12), and the ends of the two sliding rods (9) close to each other are fixedly connected with the circumferential surface of the circular moving cap (2), the flat drill bit (13) is movably inserted in the sliding groove (5), the lower part of the circumferential surface of the flat drill bit (13) is fixedly connected with two second fixed metal blocks (14), and the two second fixed metal blocks (14) are respectively matched with the two fixing grooves (4).
2. The woodworking spade drill convenient for quick replacement of claim 1, wherein: the lower end of the fixing column (1) is fixedly connected with a connecting metal block (10), and threads are carved on the circumferential surface of the connecting metal block (10).
3. The woodworking spade drill convenient for quick replacement of claim 2, wherein: the two ends, far away from each other, of the sliding rods (9) are fixedly connected with sliding handles (11), and the length of the two connecting metal blocks (10) is smaller than the radius of the fixing column (1).
4. The woodworking spade drill convenient for quick replacement of claim 3, wherein: the surface of the two sliding handles (11) is wrapped by rubber sleeves, and anti-skidding lines are carved on the surfaces of the two rubber sleeves.
5. The woodworking spade drill convenient for quick replacement of claim 4, wherein: the height of the two square sliding holes (12) is four centimeters, the height of the two arc-shaped metal blocks (3) is three centimeters, the height of the two fixing grooves (4) is one point and five centimeters, and the height of the two second fixing metal blocks (14) is one centimeter.
6. The woodworking spade drill convenient for quick replacement of claim 5, wherein: the depth of the sliding groove (5) is smaller than the height of a flat drill bit (13), and the diameter of the first fixed metal block (6) is smaller than that of the circular movable cap (2).
7. The woodworking spade drill convenient for quick replacement of claim 6, wherein: the edges and corners of the sliding groove (5) and the two square sliding holes (12) are both polished smoothly, and the inner walls of the sliding groove (5) and the two square sliding holes (12) are both subjected to deburring treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020488696.8U CN212266103U (en) | 2020-04-06 | 2020-04-06 | Woodworking flat drill convenient for quick replacement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020488696.8U CN212266103U (en) | 2020-04-06 | 2020-04-06 | Woodworking flat drill convenient for quick replacement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212266103U true CN212266103U (en) | 2021-01-01 |
Family
ID=73884366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020488696.8U Expired - Fee Related CN212266103U (en) | 2020-04-06 | 2020-04-06 | Woodworking flat drill convenient for quick replacement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212266103U (en) |
-
2020
- 2020-04-06 CN CN202020488696.8U patent/CN212266103U/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: 20210101 |
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| CF01 | Termination of patent right due to non-payment of annual fee |