CN203763162U - Saw blade locking device for oscillating saw - Google Patents
Saw blade locking device for oscillating saw Download PDFInfo
- Publication number
- CN203763162U CN203763162U CN201420096267.0U CN201420096267U CN203763162U CN 203763162 U CN203763162 U CN 203763162U CN 201420096267 U CN201420096267 U CN 201420096267U CN 203763162 U CN203763162 U CN 203763162U
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- China
- Prior art keywords
- saw blade
- knob
- sliding sleeve
- inner sliding
- bolt
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- 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 - Lifetime
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- 241000272814 Anser sp. Species 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000005520 cutting process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Abstract
The utility model relates to the field of machinery, particularly to a saw blade locking device for an oscillating saw. Thedevice comprises an oscillating shaft, a saw blade and a pressing rod, wherein a mounting surface is arranged at the upper end of the oscillating shaft; at least one boss is arranged on the mounting surface; the saw blade can be mounted on the at least one boss; each hole in the saw blade corresponds to each boss; the pressing rod is used for pressing the saw blade; a pressing holding surface is arranged above the pressing rod; a pressing holding hole is formed in the pressing holding surface; a thread is arranged belowthe pressing rod, and the pressing rod is opened and closed in a knob manner; a knob is rotated to drive a control bolt, thecontrol bolt drives a connecting bolt, and the connecting bolt drives the pressing rod to move up and down in the oscillating shaft to mount the saw blade; after mounting, the knob is rotated reversely to drive the pressing rod to conduct backward pressing, and the saw blade is clamped between the pressing rod and the oscillating shaft to be fixed, so that the saw blade cannot be loosened, and the working stability of the oscillating saw is improved.
Description
Technical field
This utility model relates to mechanical field, relates in particular to a kind of goose saw saw blade locking device.
Background technology
In the surgical operation of cutting bone, often can use goose saw.During use, on goose saw fuselage, saw blade is installed, by drive mechanism, is driven saw blade to swing and carry out cutting operation.
When goose saw is in the early stages installed saw blade, need armrest to press the button and do not put always, just can carry out the installation of saw blade, Gai Zhong button-type locking mechanism installs after saw blade, gapped between saw blade and fuselage, saw blade easily produces and swings up and down, and can cause the sutura of cutting to increase, and easily causes saw blade fracture.To operation, bring unnecessary consequence.
Utility model content
The object of utility model: in order to provide a kind of pressing effective goose saw saw blade locking device, specific purposes are shown in a plurality of essence technique effects of concrete implementation section.
In order to reach as above object, this utility model is taked following technical scheme:
A goose saw saw blade locking device, is characterized in that, comprises balance staff, there is installed surface described balance staff upper end, on described installed surface, has boss, has more than one boss on described installed surface, also comprise the saw blade that can be arranged on boss, hole on described saw blade and the position of boss are corresponding, also comprise the depression bar of pressing saw blade, and there is pressure holding face described depression bar top, on pressure holding face, there is pressure holding hole, there is screw thread described depression bar below, and a through hole axially, through balance staff, forms a step surface in through hole, balance staff outer cover has inner sliding sleeve, and inner sliding sleeve bottom is arranged in described knob and knob can rotate around inner sliding sleeve, and it is inner that described control bolt is located at described inner sliding sleeve, and it is inner that described connecting bolt is located at described control bolt, control bolt one end and have positive hexagon axle head, described positive hexagon axle head can be placed in the regular hexagon hole of knob and and its card with, described control bolt inside have screw thread can with the connecting bolt external thread bolt connection of connecting bolt, described connecting bolt comprises connecting bolt endoporus, described bolt bore comprises connecting bolt female thread, under described bolt female thread and depression bar, thread helix is tightened and is made to control bolt and can drive depression bar to move up and down, described inner sliding sleeve below comprises a circle semicircle orifice, described knob inside comprises two grooves, in described groove, comprise spring, spring end has steel ball, described steel ball can be put in semicircle orifice and in knob and shift one's position in a plurality of semicircle orifices.
The further technical scheme of this utility model is, also comprises screw, and described screw pushes up in the cannelure of described control bolt spacing by the inner sliding sleeve hole of inner sliding sleeve.
The further technical scheme of this utility model is, the knob hole position of described knob is provided with two nut cap crowns and lives spring, controls steel ball and guarantees all the time to fall in the semicircle orifice of described inner sliding sleeve lower end.
The further technical scheme of this utility model is, on described knob, is carved with scale, and described scale is engraved on the side of knob.
The further technical scheme of this utility model is, described inner sliding sleeve top formed inner sliding sleeve top screw thread and yaw seat are affixed, and described yaw seat is positioned at balance staff avris.
Adopt as above this utility model of technical scheme, with respect to prior art, have following beneficial effect: be compared to push button device, this utility model adopts the unlatching of knob form, closed depression bar; By rotary knob, drive and control bolt, by controlling bolt, drive connecting bolt, by connecting bolt, drive depression bar to move up and down in balance staff, carry out the installation of saw blade; Install anti-reverse rotation of rear knob and drive depression bar back pressure, depression bar and balance staff are clipped in the middle saw blade saw blade is fixed, and saw blade just can not become flexible like this, has improved the stability of goose saw work.
Accompanying drawing explanation
In order to further illustrate this utility model, below in conjunction with accompanying drawing, further describe:
Fig. 1 is the assembling schematic diagram of this utility model locking device;
Fig. 2 is the balance staff front schematic view of this utility model locking device;
Fig. 3-1 is the positive generalized section of the inner sliding sleeve of this utility model locking device;
Fig. 3-2 are the inner sliding sleeve front schematic view of this utility model locking device;
Fig. 4-1 is the control bolt schematic top plan view of this utility model locking device;
Fig. 4-2 are the control bolt front schematic view of this utility model locking device;
Fig. 5-1 is the knob side-looking generalized section of this utility model locking device;
Fig. 5-2 are the knob front schematic view of this utility model locking device;
Fig. 6-1 is the connecting bolt generalized section of this utility model locking device;
Fig. 6-2 are the connecting bolt front schematic view of this utility model locking device;
Fig. 7 is the depression bar front schematic view of this utility model locking device;
Wherein: 1 saw blade; 2 depression bars; 3 balance staffs; 4 yaw seats; 5 knobs; 6 control bolt; 7 connecting bolts; 8 inner sliding sleeves; 9 nut blocks; 21 boss; 22. installed surfaces; 23. through holes; 24. step surfaces; 25. inner sliding sleeve top screw threads; 26. inner sliding sleeve holes; 28 semicircle orifices; 30. cannelures; 31. connecting bolt female threads; 32. positive hexagon axle heads; 33. regular hexagon holes; 34. knob holes; 35. connecting bolt external screw threads; 37. connecting bolt endoporus; 38 connecting bolt female threads; Screw thread under 41. depression bars.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described, embodiment does not form restriction of the present utility model:
A kind of goose saw saw blade locking device, it is characterized in that, comprise balance staff 3, there is installed surface 22 described balance staff 3 upper ends, on described installed surface 22, there is boss, on described installed surface 22, there is more than one boss 21, also comprise the saw blade 1 that can be arranged on boss 21, hole on described saw blade 1 and the position of boss 21 are corresponding, also comprise the depression bar 2 of pressing saw blade, and there is pressure holding face described depression bar 2 tops, on pressure holding face, there is pressure holding hole, there is screw thread described depression bar 2 belows, and a through hole axially, through balance staff 3, forms a step surface in through hole, balance staff outer cover has inner sliding sleeve 8, and inner sliding sleeve 8 bottoms are arranged in described knob 5 and knob 5 can rotate around inner sliding sleeve 8, and described control bolt 6 is located at described inner sliding sleeve 8 inside, and described connecting bolt 7 is located at described control bolt 6 inside, control bolt 6 one end and have positive hexagon axle head 32, described positive hexagon axle head 32 can be placed in the regular hexagon hole 33 of knob 5 and and its card with, described control bolt 6 inside have screw thread to be spirally connected with the connecting bolt external screw thread 35 of connecting bolt 7, described connecting bolt 7 comprises connecting bolt endoporus 37, described bolt bore 37 comprises connecting bolt female thread 38, under described bolt female thread 38 and depression bar, screw thread 41 spirals are tightened and are made to control bolt 6 and can drive depression bar 2 to move up and down, described inner sliding sleeve 8 belows comprise a circle semicircle orifice 28, described knob 5 inside comprise two grooves, in described groove, comprise spring, spring end has steel ball, described steel ball can be put in semicircle orifice 28 and when knob 5 rotates and shift one's position in a plurality of semicircle orifices 28.The actual technique effect that the technical scheme at this place plays is effectively to clamp saw blade, and it can not rocked; Make saw blade dismounting flexibly; Make whole adjustment process can effectively listen sound, the convenient situation about regulating of following the tracks of.
Also comprise screw, described screw is spacing to 30 li of the cannelures of described control bolt 6 by 26 tops, inner sliding sleeve hole of inner sliding sleeve 8.The structure at this place can make whole motion in suitable scope, can not exceed suitable limit.
Knob hole 34 positions of described knob 5 are provided with two nut blocks 9 and withstand spring, control steel ball and guarantee all the time to fall in the semicircle orifice 28 of described inner sliding sleeve 8 lower ends.On described knob 5, be carved with scale, described scale is engraved on the side of knob.The structure at this place makes whole adjusting more accurate, can not misplace.
The further technical scheme of this utility model is, described inner sliding sleeve 8 formed inner sliding sleeve top, top screw threads 25 are affixed with yaw seat 4, and described yaw seat 4 is positioned at balance staff 3 avris.
Consult shown in Fig. 1, locking device of the present utility model mainly comprises yaw seat 4, balance staff 3, and inner sliding sleeve 8, controls bolt 6, connecting bolt 7, depression bar 2, knob 5, nut block 9, wherein:
Yaw seat 4 is located at balance staff 3 outsides, and balance staff 3 is connected with goose saw main frame by yaw seat 4; Coordinate shown in Fig. 2, there are seven boss 21 on balance staff 3 tops, for clamping saw blade location, use, on saw blade, there are seven locating holes, below boss, form larger-diameter installed surface 22, one through holes axially through balance staff 3, this through hole upper diameter is less, lower diameter is larger, thereby in through hole, forms a step surface;
Coordinate shown in Fig. 3-1 and 3-2, described inner sliding sleeve 8 formed inner sliding sleeve top, top screw threads 25 are affixed with yaw seat 4, bottom is arranged in described knob 5, and described control bolt 6 is located at described inner sliding sleeve 8 inside, and described connecting bolt 7 is located at described control bolt 6 inside;
Coordinate shown in Fig. 4-1,4-2 and Fig. 5-1,5-2, described control bolt 6 is connected by connecting bolt female thread 31 with described connecting bolt 7, the positive hexagon axle head 32 of described control bolt 6 is placed in the regular hexagon hole 33 of described knob 5, the lower end of described inner sliding sleeve 8 is placed in described knob 5,30 li of the cannelures that described control bolt 6 is pushed up by screw in the inner sliding sleeve hole 26 of described inner sliding sleeve 8 are spacing, knob hole 34 positions of described knob 5 arrange two nut blocks 9 and withstand spring, control steel ball and guarantee all the time to fall in the semicircle orifice 28 of described inner sliding sleeve 8 lower ends;
Coordinate shown in Fig. 6-1,6-2, when rotating described knob 5, described knob 5 drives described control bolt 6 in 5 li of rotations of described knob, drives described connecting bolt 7 to move up and down, thereby drive in the through hole of described depression bar 2 in balance staff 3, moves up and down; The lower pressure surface of described depression bar 2 and the installed surface 22 of balance staff 3 are clamped saw blade, then coordinate the boss 21 location saw blades of balance staff 3, can realize the installation and removal of saw blade, simple and clear, and processing parts is uncomplicated, is easy to processing;
This utility model locking device in use, first rotate described knob 5, steel ball is meeting 28 li of movements of 20 semicircle orifice in described inner sliding sleeve 8 under the effect of spring, produce " patter " sound, illustrate that steel ball falls in semicircle orifice 28 completely, in the situation that there is no external force, can not produce movement, continuous rotation knob 5 can make saw blade locking, otherwise saw blade is removed.
More than show and described ultimate principle of the present utility model, principal character and advantage of the present utility model.Those skilled in the art should understand this utility model and not be restricted to the described embodiments; that in above-described embodiment and description, describes just illustrates principle of the present utility model; do not departing under the prerequisite of this utility model spirit and scope; this utility model also has various changes and modifications, and these changes and improvements all fall in claimed scope.
Claims (5)
1. a goose saw saw blade locking device, it is characterized in that, comprise balance staff (3), there is installed surface (22) described balance staff (3) upper end, described installed surface has boss on (22), on described installed surface (22), there is more than one boss (21), also comprise the saw blade (1) that can be arranged on boss (21), the position of the hole on described saw blade (1) and boss (21) is corresponding, the depression bar (2) that also comprises pressing saw blade, there is pressure holding face described depression bar (2) top, on pressure holding face, there is pressure holding hole, there is screw thread described depression bar (2) below, one through hole is axially through balance staff (3), in through hole, form a step surface, balance staff outer cover has inner sliding sleeve (8), inner sliding sleeve (8) bottom is arranged in described knob (5) and knob (5) can rotate around inner sliding sleeve (8), described control bolt (6) is located at described inner sliding sleeve (8) inside, and described connecting bolt (7) is located at described control bolt (6) inside, control bolt (6) one end and have positive hexagon axle head (32), described positive hexagon axle head (32) can be placed in the regular hexagon hole (33) of knob (5) and and its card with, described control bolt (6) inside have screw thread can and the connecting bolt external screw thread (35) of connecting bolt (7) be spirally connected, described connecting bolt (7) comprises connecting bolt endoporus (37), described bolt bore (37) comprises connecting bolt female thread (38), under described bolt female thread (38) and depression bar, screw thread (41) spiral is tightened and is made to control bolt (6) and can drive depression bar (2) to move up and down, described inner sliding sleeve (8) below comprises a circle semicircle orifice (28), described knob (5) inside comprises two grooves, in described groove, comprise spring, spring end has steel ball, described steel ball can be put in semicircle orifice (28) and when knob (5) rotates and shift one's position in a plurality of semicircle orifices (28).
2. a kind of goose saw saw blade locking device as claimed in claim 1, is characterized in that, also comprises screw, and described screw is inner spacing to the cannelure (30) of described control bolt (6) by the top, inner sliding sleeve hole (26) of inner sliding sleeve (8).
3. a kind of goose saw saw blade locking device as claimed in claim 1, it is characterized in that, knob hole (34) position of described knob (5) is provided with two nut blocks (9) and withstands spring, controls steel ball and guarantees all the time to fall in the semicircle orifice (28) of described inner sliding sleeve (8) lower end.
4. a kind of goose saw saw blade locking device as claimed in claim 1, is characterized in that, described knob is carved with scale on (5), and described scale is engraved on the side of knob.
5. a kind of goose saw saw blade locking device as claimed in claim 1, it is characterized in that, described inner sliding sleeve (8) top formed inner sliding sleeve top screw thread (25) is affixed with yaw seat (4), and described yaw seat (4) is positioned at balance staff (3) avris.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420096267.0U CN203763162U (en) | 2014-03-04 | 2014-03-04 | Saw blade locking device for oscillating saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420096267.0U CN203763162U (en) | 2014-03-04 | 2014-03-04 | Saw blade locking device for oscillating saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203763162U true CN203763162U (en) | 2014-08-13 |
Family
ID=51280420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420096267.0U Expired - Lifetime CN203763162U (en) | 2014-03-04 | 2014-03-04 | Saw blade locking device for oscillating saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203763162U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108309392A (en) * | 2018-02-12 | 2018-07-24 | 苏州益诺斯医疗科技有限公司 | A kind of medical swing saw |
| CN114376659A (en) * | 2021-12-13 | 2022-04-22 | 芜湖锐进医疗设备有限公司 | Medical saw blade locking structure of pendulum saw |
-
2014
- 2014-03-04 CN CN201420096267.0U patent/CN203763162U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108309392A (en) * | 2018-02-12 | 2018-07-24 | 苏州益诺斯医疗科技有限公司 | A kind of medical swing saw |
| CN114376659A (en) * | 2021-12-13 | 2022-04-22 | 芜湖锐进医疗设备有限公司 | Medical saw blade locking structure of pendulum saw |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140813 |
|
| CX01 | Expiry of patent term |