CN206366677U - Hole making drill - Google Patents
Hole making drill Download PDFInfo
- Publication number
- CN206366677U CN206366677U CN201620956343.XU CN201620956343U CN206366677U CN 206366677 U CN206366677 U CN 206366677U CN 201620956343 U CN201620956343 U CN 201620956343U CN 206366677 U CN206366677 U CN 206366677U
- Authority
- CN
- China
- Prior art keywords
- fixture
- connecting rod
- spring
- sawtooth sleeve
- rotating shaft
- 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
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Abstract
The utility model discloses a kind of hole making drill, its drip irrigation device is to include rotating shaft and sawtooth sleeve, the termination of rotating shaft is provided with centre drill, spring is arranged with centre drill, the spring is connected with fixture in the termination away from sawtooth sleeve bottom surface, it is provided between fixture and sawtooth sleeve for workman in sawtooth cartridge exterior control fixture to the close sliding assembly in sawtooth sleeve bottom surface, the locked component for locking locating piece position behind sawtooth sleeve bottom surface for fixture is provided with rotating shaft, has been reached so that heels core is easy to the effect taken out.
Description
Technical field
The utility model is related to a kind of instrument of mechanical manufacturing field, more particularly to a kind of hole making drill.
Background technology
Hole making drill is arranged on common electric drill, just can be easily in the various sheet materials such as copper, iron, stainless steel, lucite
Circular hole, square hole, delthyrium, straight line, any cutting of curve are carried out on the arbitrary surfaces such as plane, sphere.Flexibly, conveniently, safely,
It is widely used.Hole making drill is classified according to material, can be divided into bi-metal opener, hard alloy hole making drill and diamond hole making drill,
The material that different materials is used for cutting also is differed, and most common of which is bi-metal opener.
When bi-metal opener drills, under center bit spirally-guided, heels core can be fallen into hole making drill, next
It must be taken out before secondary drilling using instrument, increase the labor intensity of workman, also result in waste of time, greatly reduce work
Make efficiency.
The existing Chinese patent for referring to Application No. 201320069250.1, it discloses a kind of metal hole-opener,
Including main body and sawtooth sleeve, it is provided with the middle of main body on centre drill, centre drill and is cased with spring, the top of sawtooth sleeve is provided with sawtooth
Group.In boring procedure, spring is compressed, after drilling is finished, and spring will expect core ejection.But the elasticity of spring influences on cutting
It is very big, if the elastic force of spring is too small can not will to participate in material core ejection, if the elastic force of spring is larger, with the increasing of drilling depth
Greatly, the deformation quantity that spring is compressed is bigger, and resistance to cutting can be increased, and so needs to increase the thrust of workman, labor intensity also phase
It should increase.
Utility model content
The purpose of this utility model is to provide a kind of so that heels core is easy to the hole making drill taken out.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of hole making drill, including
Rotating shaft and sawtooth sleeve, the termination of rotating shaft, which is provided with centre drill, centre drill, is arranged with spring, and the spring is away from sawtooth sleeve
The termination of bottom surface is connected with fixture, is provided between fixture and sawtooth sleeve and controls to fix in sawtooth cartridge exterior for workman
Part is provided with the close sliding assembly in sawtooth sleeve bottom surface, rotating shaft locks positioning for fixture behind sawtooth sleeve bottom surface
The locked component of part position, the spring is fixedly connected close to the termination of sawtooth sleeve with sawtooth sleeve.
By above-mentioned technical proposal, in Tapping procedures, termination of the rotating shaft away from centre drill is inserted to the drill point of electric hand drill
In head, centre drill is directed at place hole to be drilled and positioned, controls fixture to be leaned on to sawtooth sleeve bottom surface by sliding assembly
Closely, during so that spring is compressed, the position of keeper is then locked with locked component so that spring is in is pressed all the time
The state of contracting.Switch on power, in boring procedure, sawtooth sleeve cutting drilling, drilling is completed, and hole making drill departs from drilling, workman
By latch-release of the locked component to fixture, spring loses the barrier force of fixture, and spring ejection, heels core takes off automatically
Fall, the drilling of next station can be proceeded at once.Reach that the elasticity for avoiding spring influences on cutting so that heels
Core is easy to the effect taken out.Spring is fixedly connected close to the termination of sawtooth sleeve with sawtooth sleeve, can avoid coming suffered by spring
After the distress resolves of self-retaining part, in spring ejection in an instant, because inertia ejects sawtooth sleeve, by spring close to sawtooth set
The termination of cylinder is fixedly connected with the bottom surface of sawtooth sleeve so that spring is stablized relatively in elastic deformation, further improves perforate
The stability of device.
Preferably, being provided with the slip hole being adapted with rotating shaft outer wall on fixture.
Pass through above-mentioned technical proposal so that fixture is during close to sawtooth sleeve bottom surface, only along spring
Length direction is by spring-compressed, and fixture does sliding motion in motion process in rotating shaft outer wall so that motion process is more steady
It is fixed.
Preferably, the sliding assembly includes the connecting rod being connected with fixture, the length direction of connecting rod and the length of spring
Direction is parallel, and sawtooth sleeve bottom surface is provided with the tie rod holes being adapted with connecting rod outer wall, the center line and connecting rod of tie rod holes
Heart line is overlapped.
By above-mentioned technical proposal, the tie rod holes of a very little only need to be opened up in sawtooth sleeve bottom surface, it is possible in fixation
Part passes through centerline direction of the tie rod holes along tie rod holes in the motion process closer or far from sawtooth sleeve bottom surface for connecting rod
Sliding.Excessive influence will not be produced to the intensity of sawtooth sleeve, it is ensured that the overall use intensity of equipment.
Preferably, the connecting rod is arranged in spring.
By above-mentioned technical proposal, if connecting rod is arranged on outside spring, connecting rod can be uneven relative to the pressure of spring.
Connecting rod is arranged on spring inner so that fixture is located in spring by the close rubbish power from connecting rod in sawtooth sleeve bottom surface
Portion so that spring be stressed every time generation compression it is relatively uniform, increase spring service life.
Preferably, the locked component includes turning in the clamping projection for being installed in termination of the connecting rod away from fixture, rotating shaft
It is dynamic to be connected with the clamping block being adapted with clamping projection.
By above-mentioned technical proposal, when connecting rod drives keeper by sawtooth sleeve bottom surface make it that spring is compressed, rotate
Clamping block causes clamping block and clamping projection clamping, and the position of connecting rod is relatively fixed, i.e. the state by spring-compressed of fixture
It is relative to keep stable.When needing spring to flick, clamping block only need to be rotated, the clamping of unlock block and clamping projection,
Spring can be flicked quickly, promote heels core ejection sawtooth sleeve, convenient power-saving.
It is connected preferably, connecting rod is rotated with fixture, the locked component includes being installed in connecting rod away from fixture end
The clamping groove being adapted with clamping projection is provided with the clamping projection of head, rotating shaft.
By above-mentioned technical proposal, when connecting rod drives keeper by sawtooth sleeve bottom surface make it that spring is compressed, rotate
Connecting rod makes clamping projection and clamping groove clamping, and the position of connecting rod is relatively fixed, i.e. the state phase by spring-compressed of fixture
To keeping stable.When needing spring to flick, pivot link is only needed, the clamping of clamping projection and clamping groove, bullet is released
Spring can be flicked quickly, promote heels core ejection sawtooth sleeve, convenient power-saving.
Preferably, the connecting rod, which is placed on the outer wall of sawtooth cartridge exterior, is connected with handle.
By above-mentioned technical proposal, because workman needs to pull connecting rod from sawtooth cartridge exterior, to realize drive fixture
By the motion of spring-compressed, handle gives workman one hand-held impetus, makes the mobile connecting rod that workman is more convenient and strength-saving.
Preferably, surface of the fixture away from spring is smooth.
By above-mentioned technical proposal, heels core is abutted with surface of the fixture away from spring, and fixture is remote
The surface of spring be arranged to it is smooth heels core can be avoided can not smoothly to be ejected due to being stuck in fixture surface,
Ensure the ejection efficiency of heels core.
In summary, the utility model has the advantages that：It ensure that all material when ejecting heels core
Core is ejected, and will not be stuck in the gap between the side wall of fixture and sawtooth sleeve；It ensure that the overall use intensity of equipment；Bore
Spring fixture compresses during hole, and the elasticity of spring will not produce influence to cutting, after drilling is finished, and workman is by locked component pair
The latch-release of fixture, spring ejection, waste material Automatic-falling can proceed next drilling at once, reach and avoid bullet
The elasticity of spring influences on cutting so that heels core is easy to the effect taken out.
Brief description of the drawings
Fig. 1 is the structural representation of hole making drill in embodiment 1；
Fig. 2 is the exploded perspective view of hole making drill in embodiment 1；
Fig. 3 is enlarged drawing at A in Fig. 2；
Fig. 4 is to embody the exploded perspective view of sawtooth sleeve bottom surface structure in embodiment 1；
Fig. 5 is enlarged drawing at B in Fig. 4；
Fig. 6 is enlarged drawing at C in Fig. 4；
Fig. 7 is structural representation when hole making drill is used in embodiment 1；
Fig. 8 is the structural representation of hole making drill in embodiment 2；
Fig. 9 is enlarged drawing at D in Fig. 8；
Figure 10 is that clamping projection is connected to the structural representation in clamping groove in embodiment 2；
Enlarged drawing at E in Figure 11 Figure 10.
In figure, 1, rotating shaft；2nd, sawtooth sleeve；21st, shaft hole；22nd, tie rod holes；3rd, centre drill；4th, spring；5th, fixture；
51st, slip hole；6th, connecting rod；61st, clamping projection；611st, strengthening groove；62nd, handle；7th, clamping block；71st, boss；8th, clamping is recessed
Groove；9th, electric hand drill；91st, drill chuck.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.Wherein identical parts identical accompanying drawing
Mark is represented.It should be noted that the word "front", "rear", "left", "right", the "up" and "down" that are used below in description refer to
It is the direction in accompanying drawing, word " bottom surface " and " top surface ", " interior " and " outer " are referred respectively to towards or away from particular elements geometry
The direction at center.
Embodiment 1：A kind of hole making drill, as shown in figure 1, including rotating shaft 1, the upper end of rotating shaft 1 is connected with concentric with rotating shaft 1
Centre drill 3, the outer wall of centre drill 3 is provided with sawtooth sleeve 2, and the top surface edge of sawtooth sleeve 2 is provided with some sharp sawtooth, is used for
Cut workpiece.The bottom surface of sawtooth sleeve 2 is provided with the hole of rotating shaft 1 (referring to Fig. 6) being adapted with the outer wall of rotating shaft 1.
With reference to Fig. 2, in sawtooth sleeve 2, spring 4, axial line and the centre drill 3 of spring 4 are provided with outside centre drill 3
Axial line is overlapped, and the bottom of spring 4 is fixedly connected with the bottom surface of sawtooth sleeve 2, and the top of spring 4 is connected with the fixation of annular shape
Part 5, the upper surface of fixture 5 is smooth, smooth.The center of fixture 5 is provided with slip hole 51, the inwall of slip hole 51 and rotating shaft 1
Outer wall be adapted, fixture 5 can in rotating shaft 1 along rotating shaft 1 length direction sliding motion.Set inside spring 4
There is the connecting rod 6 affixed with the lower surface of fixture 5, the length direction of connecting rod 6 is parallel with the length direction of spring 4.In sawtooth sleeve 2
Bottom surface on be provided with the hole 22 (referring to Fig. 6) of connecting rod 6 being adapted with the outer wall of connecting rod 6, the hole 22 of connecting rod 6 passes through for connecting rod 6, and supplies
Connecting rod 6 is extended outside sawtooth sleeve 2.
As shown in Figures 2 and 3, spring 4 now is in the state that nature stretches, and it is convex that the lower end of connecting rod 6 is connected with clamping
Rectangular strengthening groove 611 is provided with block 61, clamping projection 61.Top adjacent with clamping projection 61, in clamping projection 61
The handle 62 with the Relative vertical of connecting rod 6 is provided with, is easy to workman to hold.The locking for being connected with L-shaped is have rotated on the outer wall of rotating shaft 1
The boss 71 being adapted with strengthening groove 611 is provided with block 7, clamping block 7.
As shown in Figure 4 and Figure 5, now fixture 5 is close to the basal slip of sawtooth sleeve 2, and spring 4 is in the shape compressed
State, rotates clamping block 7 so that clamping block 7 and the clamping of clamping projection 61, while boss 71 is connected to inside strengthening groove 611, makes
The position for obtaining connecting rod 6 keeps stable lock-out state.
Wherein, when being drilled to workpiece, as shown in fig. 7, termination of the rotating shaft 1 away from centre drill 3 is inserted into electric hand drill 9
In drill chuck 91, centre drill 3 is directed at place hole to be drilled and positioned, the hand-held handle 62 of workman pulls connecting rod 6, the band of connecting rod 6
Dynamic fixture 5 is close to the bottom surface of sawtooth sleeve 2, during, spring 4 is compressed, and then rotates clamping block 7, and clamping block 7 is by clamping
Projection 61 is locked.So that spring 4 is in the stable state compressed.Switch on power, workpiece is drilled, sawtooth sleeve 2
Cutting drilling, after the completion of drilling, hole making drill is departed from and drilled, workman rotates clamping block 7 so that clamping block 7 leaves clamping projection
61, connecting rod 6 loses the locking of clamping block 7, and spring 4 loses the pressure of fixture 5, and spring 4 is ejected, in ejection process, heels
Core Automatic-falling, can proceed the drilling of next station at once.The elasticity of spring 4 is being avoided on the same of cutting influence
When so that heels core is easy to take out.
Embodiment 2：A kind of hole making drill, is with the difference of embodiment 1, as shown in Figure 8 and Figure 9, and connecting rod 6 is with fixing
The lower surface of part 5 is connected to rotate, and connecting rod 6 can be rotated along the axial line of itself, and it is recessed to be provided with clamping on the outer wall of rotating shaft 1
Groove 8.
When wherein, using hole making drill, as shown in Figure 10 and Figure 11, connecting rod 6 is drawn and pulled downward on by the hand-held handle 62 of workman, is made
Obtain clamping projection 61 and move to the position relative with clamping groove 8, then pivot link 6, clamping projection 61 is just caught in clamping
In groove 8, by the cooperation of clamping groove 8 and clamping projection 61, the locking to the position of connecting rod 6 is realized.When needs eject remaining
When expecting core, the hand-held pivot link 6 of handle 62 of workman so that clamping projection 61 leaves clamping groove 8.Conveniently control
The location status of connecting rod 6, while avoiding the elasticity of spring 4 on cutting influence so that heels core is easy to take out.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
Claims (8)
1. a kind of hole making drill, including rotating shaft (1) and sawtooth sleeve (2), the termination of rotating shaft (1) are provided with centre drill (3), centre drill
(3) spring (4) is arranged with, it is characterised in that：The spring (4) is connected with the termination away from sawtooth sleeve (2) bottom surface
Determine part (5), be provided between fixture (5) and sawtooth sleeve (2) and fixture (5) is controlled outside sawtooth sleeve (2) for workman
To the close sliding assembly in sawtooth sleeve (2) bottom surface, it is provided with rotating shaft (1) for fixture (5) close to sawtooth sleeve (2) bottom surface
The locked component of locating piece position is locked afterwards, and the spring (4) is fixed with sawtooth sleeve (2) close to the termination of sawtooth sleeve (2)
Connection.
2. hole making drill according to claim 1, it is characterised in that：It is provided with and is mutually fitted with rotating shaft (1) outer wall on fixture (5)
The slip hole (51) matched somebody with somebody.
3. hole making drill according to claim 1, it is characterised in that：The sliding assembly includes what is be connected with fixture (5)
Connecting rod (6), the length direction of connecting rod (6) is parallel with the length direction of spring (4), and sawtooth sleeve (2) bottom surface is provided with and connecting rod
(6) connecting rod (6) hole (22) that outer wall is adapted, the center line in connecting rod (6) hole (22) is overlapped with the center line of connecting rod (6).
4. hole making drill according to claim 3, it is characterised in that：The connecting rod (6) is arranged in spring (4).
5. hole making drill according to claim 3, it is characterised in that：The locked component is remote including being installed in connecting rod (6)
The clamping block being adapted with clamping projection (61) is rotatably connected in the clamping projection (61) of the termination of fixture (5), rotating shaft (1)
(7)。
6. hole making drill according to claim 3, it is characterised in that：Connecting rod (6) is rotated with fixture (5) and is connected, the lock
Determine component include be installed in clamping projection (61) of the connecting rod away from fixture (5) termination, rotating shaft (1) be provided with it is convex with clamping
The clamping groove (8) that block (61) is adapted.
7. hole making drill according to claim 3, it is characterised in that：The connecting rod (6) is placed in the outer of sawtooth sleeve (2) outside
Handle (62) is connected with wall.
8. hole making drill according to claim 1, it is characterised in that：Surface of the fixture (5) away from spring (4) is smooth
It is smooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620956343.XU CN206366677U (en) | 2016-08-26 | 2016-08-26 | Hole making drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620956343.XU CN206366677U (en) | 2016-08-26 | 2016-08-26 | Hole making drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206366677U true CN206366677U (en) | 2017-08-01 |
Family
ID=59389373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620956343.XU Expired - Fee Related CN206366677U (en) | 2016-08-26 | 2016-08-26 | Hole making drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206366677U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109760134A (en) * | 2019-03-06 | 2019-05-17 | 咸宁南玻节能玻璃有限公司 | A kind of film hole making drill of SGP laminated glass production |
| CN111644668A (en) * | 2020-06-10 | 2020-09-11 | 中国航发航空科技股份有限公司 | Jacking knife |
-
2016
- 2016-08-26 CN CN201620956343.XU patent/CN206366677U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109760134A (en) * | 2019-03-06 | 2019-05-17 | 咸宁南玻节能玻璃有限公司 | A kind of film hole making drill of SGP laminated glass production |
| CN111644668A (en) * | 2020-06-10 | 2020-09-11 | 中国航发航空科技股份有限公司 | Jacking knife |
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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: 20170801 Termination date: 20180826 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |