CN207997010U - A kind of depth drill for small-sized orthopaedics hollow screw - Google Patents
A kind of depth drill for small-sized orthopaedics hollow screw Download PDFInfo
- Publication number
- CN207997010U CN207997010U CN201820480441.XU CN201820480441U CN207997010U CN 207997010 U CN207997010 U CN 207997010U CN 201820480441 U CN201820480441 U CN 201820480441U CN 207997010 U CN207997010 U CN 207997010U
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- China
- Prior art keywords
- cylindrical cam
- shell
- support base
- small
- hollow screw
- Prior art date
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- Expired - Fee Related
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- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 18
- 230000008878 coupling Effects 0.000 claims abstract description 11
- 238000010168 coupling process Methods 0.000 claims abstract description 11
- 238000005859 coupling reaction Methods 0.000 claims abstract description 11
- 238000000465 moulding Methods 0.000 claims description 5
- 238000005553 drilling Methods 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005457 optimization Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 206010003671 Atrioventricular Block Diseases 0.000 description 2
- 208000010271 Heart Block Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a kind of depth drills for small-sized orthopaedics hollow screw, are related to orthopaedic medical treatment product processing technique field.A kind of depth drill for small-sized orthopaedics hollow screw, including shell, motor is set in shell, shaft coupling is set on the output shaft of motor, the first drive link is arranged in shaft coupling one end, cylindrical cam is set on first drive link, cylindrical cam roller is set in the annular groove of cylindrical cam, mobile bar is set on cylindrical cam roller, through-hole is set on shell, the first support base is arranged in mobile bar top, electric drill is set on first support base, first support bar is arranged in electric drill side, second support base is set in first support bar, fixture is set on second support base, second support bar is arranged far from electric drill side in fixture, center bridge is set in second support bar, reducer union is set on center bridge.The beneficial effects of the utility model are:Simple in structure, simple operation can flexibly carry out the screw of different type and length the processing of deep hole drilling.
Description
Technical field
The utility model relates generally to orthopaedic medical treatment product processing technique field, specifically a kind of hollow for small-sized orthopaedics
The depth drill of screw.
Background technology
Currently, in the small hollow screw of processing orthopaedic medical treatment product, mainly using scroll chuck and drill chuck to hollow spiral shell
Nail is fixed, and then carries out drilling operation to screw using drill gun.This method is complicated when processing hollow screw,
Flexibility is poor, and is limited to the structure limitation of clamp head, it is difficult to the deep layer drill of long range is carried out to screw, the scope of application is narrow
It is narrow.
Utility model content
To solve the deficiencies in the prior art, the utility model provides a kind of deep hole for small-sized orthopaedics hollow screw
It bores, it is simple in structure, simple operation, and the processing of deep hole drilling can be flexibly carried out to the screw of different type and length.
The utility model to achieve the above object, is achieved through the following technical solutions:
A kind of depth drill for small-sized orthopaedics hollow screw, including shell, the shell is interior to be arranged motor, the motor
Output shaft on shaft coupling is set, the first drive link, first transmission is arranged far from motor output shaft one end in the shaft coupling
Cylindrical cam is set on bar, cylindrical cam roller is set in the annular groove of the cylindrical cam, is set on the cylindrical cam roller
Mobile bar is set, through-hole is set on the shell, the mobile bar is located at across through-hole outside shell far from cylindrical cam roller one end
The first support base is arranged in portion, the mobile bar top, and electric drill, the electric drill side setting first are arranged on first support base
The second support base is arranged in the first support bar in supporting rod, fixture is arranged on second support base, the fixture is far from electricity
It bores side and second support bar is set, center bridge is set in the second support bar, the center bridge, which is located in second support bar, to be leaned on
Reducer union is arranged on the center bridge in nearly fixture side.
The second drive link is arranged in the cylindrical cam right end, and bearing is arranged in the inner walls, and second drive link is remote
It is located in bearing from cylindrical cam one end.
It is threadedly coupled between the reducer union and center bridge.
It is an integral molding structure between the second support bar and center bridge.
Screw connects between the fixture and the second support base.
Support leg is arranged in the housing bottom, and Shockproof rubber pad is arranged in the support foot bottom.
The prior art is compared, the utility model has the beneficial effects that:
1, the present apparatus is simple in structure, simple operation, flexibly can carry out deep hole to the screw of different type, length, diameter
Drilling, expands the use scope of device, improves drilling efficiency.
2, the setting of the second drive link and bearing improves the stability of cylindrical cam rotation so that mobile bar drives electricity
More stablize when bar moves back and forth.
3, it is threadedly coupled, both ensure that secured when reducer union is connect with center bridge between reducer union and center bridge
Property, and the reducer union of different inner diameters can be convenient for changing according to the difference of screw, it is flexible and efficient.
4, it is an integral molding structure between second support bar and center bridge so that position of the center bridge in second support bar
It can effectively fix, reduce because center bridge loosens the eccentricity issues generated.
5, screw connects between fixture and support base, convenient for disassembly and assembly, is connected and fixed, convenient for being existed according to the different adjustment of screw
Position on second support base, preferably fixes screw.
6, the setting of support leg and Shockproof rubber pad can reduce the vibration that electric drill carries out generation when drilling processing, improve
Borehole accuracy.
Description of the drawings
Attached drawing 1 is the utility model main view schematic diagram;
Attached drawing 2 is the utility model clamp structure schematic diagram.
Label shown in attached drawing:1, shell;2, motor;3, shaft coupling;4, the first drive link;5, cylindrical cam;6, cylinder
Cam bawl;7, mobile bar;8, through-hole;9, the first support base;10, electric drill;11, first support bar;12, the second support base;13,
Fixture;14, second support bar;15, center bridge;16, reducer union;17, the second drive link;18, bearing;19, support leg;20,
Shockproof rubber pad.
Specific implementation mode
With reference to the drawings and specific embodiments, the utility model is described in further detail.It should be understood that these embodiments are only used for
Illustrate the utility model rather than limitation the scope of the utility model.In addition, it should also be understood that, having read the utility model instruction
Content after, those skilled in the art can make various changes or modifications the utility model, and such equivalent forms are equally fallen
In range defined herein.
The standardized element used in the utility model can commercially, and shaped piece is according to specification and attached
The record of figure can carry out it is customized, the specific connection type of each part be all made of bolt ripe in the prior art, rivet,
The conventional means such as welding, stickup, used circuit connection are conventional model in the prior art, and this will not be detailed here.
A kind of depth drill for small-sized orthopaedics hollow screw, including shell 1, the shell 1 is interior to be arranged motor 2, at this
In device, motor using can common single direction rotation motor, reduce cost.Shaft coupling is set on the output shaft of the motor 2
Device 3, preferably, shaft coupling uses plum coupling.The shaft coupling 3 is far from the first transmission of 2 output shaft one end of motor setting
Bar 4, is arranged cylindrical cam 5 on first drive link 4, setting cylindrical cam roller 6 in the annular groove of the cylindrical cam 5,
As shown in Fig. 1, cylindrical cam transmission mechanism is the existing mechanism for realizing straight reciprocating motion, and ring-type is provided on cylindrical cam
Cam path, ring-shaped cam slot is interior to be equipped with the cylindrical cam roller being adapted with cam path, cylindrical cam rotation, cylindrical cam roller
It linearly pumps under the action of ring-shaped cam slot.Mobile bar 7, institute are set on the cylindrical cam roller 6
It states setting through-hole 8, the mobile bar 7 on shell 1 far from 6 one end of cylindrical cam roller to be located at outside shell 1 across through-hole 8, institute
It states 7 top of mobile bar and the first support base 9 is set, electric drill 10 is set on first support base 9, and electric drill carries drill chuck, can
Flexibly fasten the drilling rod of different-diameter.Preferably, electric drill uses east at brand, model J1Z-FF-10A.The electric drill
First support bar 11 is arranged in 10 sides, is arranged the second support base 12 in the first support bar 11, on second support base 12
Fixture 13 is set, and as shown in Fig. 2, fixture is existing fixture, for fixing screw.Preferably, fixture uses
The G words of GREENER/ greenwood brands press from both sides.Second support bar 14, second support is arranged far from 10 side of electric drill in the fixture 13
Center bridge 15 is set on bar 14, and the center bridge 15 is located in second support bar 14 close to 13 side of fixture, the center bridge 15
Upper setting reducer union 16.Center bridge cooperates with reducer union, in the present apparatus, in center bridge, reducer union and drilling rod
The heart is located along the same line, it is ensured that drilling rod drills to the center position of screw, and reducer union can be according to screw diameter
Difference flexibly screw is fixed.The present apparatus is simple in structure, simple operation, can be flexibly to different type, length, diameter
Screw carry out deep hole drilling, expand the use scope of device, improve drilling efficiency.
In order to improve the stability of cylindrical cam rotation, the second drive link 17, the shell is arranged in 5 right end of the cylindrical cam
Bearing 18 is arranged in 1 inner wall of body, and second drive link 17 is located at far from 5 one end of cylindrical cam in bearing 18.Second drive link and
The setting of bearing improves the stability of cylindrical cam rotation so that mobile bar is more steady when electric pole being driven to move back and forth
It is fixed.
As an optimization, it is threadedly coupled between the reducer union 16 and center bridge 15.Spiral shell between reducer union and center bridge
Line connects, and not only ensure that fastness when reducer union is connect with center bridge, but also can be convenient for changing not according to the difference of screw
It is flexible and efficient with the reducer union of internal diameter.
As an optimization, it is an integral molding structure between the second support bar 14 and center bridge 15.Second support bar with it is fixed
It is an integral molding structure between heart block so that position of the center bridge in second support bar can effectively be fixed, and reduce because fixed
Heart block loosens the eccentricity issues generated.
As an optimization, screw connects between the fixture 13 and the second support base 12.Screw connects between fixture and support base
It connects, it is convenient for disassembly and assembly, it is connected and fixed, convenient for the position according to the different adjustment of screw on the second support base, preferably fixes
Screw.
As an optimization, support leg 19 is arranged in 1 bottom of the shell, and Shockproof rubber pad 20 is arranged in 19 bottom of the support leg.
The setting of support leg and Shockproof rubber pad can reduce the vibration that electric drill carries out generation when drilling processing, improve borehole accuracy.
Application method:
The present apparatus when in use, first will on the matched slip to electric drill of screw diameter, then will be straight with screw
The reducer union that diameter matches is connected on center bridge, then screw one end that needs drill is fixed in reducer union, then
Screw is fastened with fixture, starts motor and electric drill, under the action of cylindrical cam, electric drill is moved to screw orientation,
Drilling rod carries out screw to go deep into drilling, is drilled after hole, cylindrical cam effect under, electric drill far from screw, then make motor and
Electric drill is out of service, unclamps fixture, removes the hollow screw made.
Claims (6)
1. a kind of depth drill for small-sized orthopaedics hollow screw, including shell (1), it is characterised in that:It is set in the shell (1)
Motor (2) is set, shaft coupling (3) is set on the output shaft of the motor (2), and the shaft coupling (3) is far from motor (2) output shaft one
The first drive link (4) is arranged in end, and cylindrical cam (5), the annular of the cylindrical cam (5) is arranged on first drive link (4)
Cylindrical cam roller (6) is set in slot, mobile bar (7) is set on the cylindrical cam roller (6), is arranged on the shell (1)
Through-hole (8), the mobile bar (7) are located at shell (1) outside, the shifting far from cylindrical cam roller (6) one end across through-hole (8)
The first support base (9) is arranged in lever (7) top, and electric drill (10), electric drill (10) side is arranged on first support base (9)
First support bar (11) is set, the second support base (12), second support base (12) are set on the first support bar (11)
Upper setting fixture (13), the fixture (13) is far from electric drill (10) side setting second support bar (14), the second support bar
(14) center bridge (15) is set on, and the center bridge (15) is located in second support bar (14) close to fixture (13) side, described
Reducer union (16) is set on center bridge (15).
2. a kind of depth drill for small-sized orthopaedics hollow screw according to claim 1, it is characterised in that:The cylinder
The second drive link (17), shell (1) the inner wall setting bearing (18), second drive link (17) is arranged in cam (5) right end
It is located in bearing (18) far from cylindrical cam (5) one end.
3. a kind of depth drill for small-sized orthopaedics hollow screw according to claim 1, it is characterised in that:The reducing
It is threadedly coupled between connector (16) and center bridge (15).
4. a kind of depth drill for small-sized orthopaedics hollow screw according to claim 1, it is characterised in that:Described second
It is an integral molding structure between supporting rod (14) and center bridge (15).
5. a kind of depth drill for small-sized orthopaedics hollow screw according to claim 1, it is characterised in that:The fixture
(13) screw is connect between the second support base (12).
6. a kind of depth drill for small-sized orthopaedics hollow screw according to claim 1, it is characterised in that:The shell
(1) bottom setting support leg (19), support leg (19) the bottom setting Shockproof rubber pad (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820480441.XU CN207997010U (en) | 2018-04-04 | 2018-04-04 | A kind of depth drill for small-sized orthopaedics hollow screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820480441.XU CN207997010U (en) | 2018-04-04 | 2018-04-04 | A kind of depth drill for small-sized orthopaedics hollow screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207997010U true CN207997010U (en) | 2018-10-23 |
Family
ID=63840494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820480441.XU Expired - Fee Related CN207997010U (en) | 2018-04-04 | 2018-04-04 | A kind of depth drill for small-sized orthopaedics hollow screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207997010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110524025A (en) * | 2019-09-24 | 2019-12-03 | 北华大学 | A kind of deep hole drill jig for small-sized orthopaedics hollow screw |
-
2018
- 2018-04-04 CN CN201820480441.XU patent/CN207997010U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110524025A (en) * | 2019-09-24 | 2019-12-03 | 北华大学 | A kind of deep hole drill jig for small-sized orthopaedics hollow screw |
| CN110524025B (en) * | 2019-09-24 | 2024-05-03 | 北华大学 | Deep hole drilling clamp for small-sized orthopaedics hollow screw |
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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: 20181023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |