CN108175473A - A kind of saw blade clamp system of Medical vertical saw - Google Patents
A kind of saw blade clamp system of Medical vertical saw Download PDFInfo
- Publication number
- CN108175473A CN108175473A CN201810148025.4A CN201810148025A CN108175473A CN 108175473 A CN108175473 A CN 108175473A CN 201810148025 A CN201810148025 A CN 201810148025A CN 108175473 A CN108175473 A CN 108175473A
- Authority
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- China
- Prior art keywords
- saw blade
- main shaft
- hold
- ing
- knife rest
- 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.)
- Granted
Links
- 230000007246 mechanism Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/14—Surgical saws ; Accessories therefor
- A61B17/142—Surgical saws ; Accessories therefor with reciprocating saw blades, e.g. with cutting edges at the distal end of the saw blades
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Dentistry (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
Present invention is disclosed a kind of saw blade clamp systems of Medical vertical saw,Including main shaft (3),Spring (4),Limited block (6),Hold(ing)-down clip (10) and knife rest (2),Saw blade (30) is clamped between hold(ing)-down clip (10) and knife rest (2),Saw blade (30) offers multiple mounting holes (30a),It is provided on knife rest (2) and mounting hole (30a) matched protrusion (2a),It is offered on hold(ing)-down clip (10) and protrusion (2a) matched groove portion (10c),Protrusion (2a) is stretched into across mounting hole (30a) in groove portion (10c),Hold(ing)-down clip (10) is slidably matched with main shaft (3),Knife rest (2) is connected to main shaft (3) one end,Limited block (6) is connected on main shaft (3),Spring (4) one end offsets with hold(ing)-down clip (10),The other end offsets with limited block (6).The present invention solves the disadvantage that clamping force is inadequate, and the mode of saw blade is matched for clamping tightly using protrusion and groove portion, and cutter is made not generate movement in Impact direction.
Description
Technical field
The present invention relates to a kind of saw blade clamp systems of Medical vertical saw.
Background technology
Medical vertical saw has good appearance, small, weight as the medical instrument used for hospital surgery operation
Gently, easy to carry, safe operation and the advantages that operating time can be shortened.The existing saw blade tail portion vertically sawed is generally cylinder,
Saw blade is clamped using screw-threaded coupling mode, saw blade easily occurs and loosens, slides phenomenon, saw blade is installed or replaced in surgical procedure
When need to screw by tool or loosening nut, it is inconvenient for operation.
Invention content
It is an object of the invention to be directed to drawbacks described above of the prior art, a kind of saw blade of Medical vertical saw is provided and is clamped
Mechanism makes saw blade not generate movement in Impact direction, and convenient for disassembly and assembly.
For achieving the above object, present invention employs following technical solutions：A kind of saw blade of Medical vertical saw clamps
Mechanism, including main shaft, spring, limited block, hold(ing)-down clip and knife rest, the saw blade is clamped between hold(ing)-down clip and knife rest, described
Saw blade offers multiple mounting holes, be provided on the knife rest with the matched protrusion of the mounting hole, open on the hold(ing)-down clip
Equipped with the matched groove portion in the protrusion, the protrusion stretched into across the mounting hole in the groove portion, the hold(ing)-down clip with
The main shaft is slidably matched, and the knife rest is connected to described main shaft one end, and the limited block is connected on the main shaft, the bullet
Spring is sheathed on the main shaft, and one end offsets with the hold(ing)-down clip, and the other end offsets with the limited block.
In addition, the invention also includes following attached technical schemes：
Described hold(ing)-down clip one end is provided with the push type broach portion being slidably matched with the main shaft.
The groove portion is opened in the push type broach portion.
The hold(ing)-down clip center offers accommodating chamber, and the spring and the limited block may be contained in the accommodating chamber.
The saw blade clamp system of Medical vertical saw further includes knife rest screw, the knife rest by knife rest screw lock in
On the main shaft.
The shaft shoulder is provided on the main shaft, described limited block one end offsets with the shaft shoulder.
The limited block is radially threaded with screw, main shaft described in the screw in compression.
The Medical vertical saw further includes shell, and the main shaft is installed in the shell.
Described hold(ing)-down clip one end is provided with set portion, and the shell is provided with guiding shell portion, and the set portion is sheathed on described lead
In shell portion.
Compared with the prior art, the advantage of the invention is that：
1. solving the disadvantage that clamping force is inadequate, the mode of saw blade is matched for clamping tightly using protrusion and groove portion, make cutter by
Force direction will not generate movement；
2. the saw blade clamp system of the present invention, by way of spring compression, saw blade need to only move pressure when mounting and dismounting
Knife plate compressed spring, it is easy to operate, it is easy to use；
3. being coordinated by copper sheathing and main shaft, wear-resisting and precision is high, and vibration resistance is strong；
4. by complicated transmission guiding mechanism, simple mechanism is converted into, reduces manufacture difficulty, reduces cost, adapts to field
It closes extensively, can work under various working.
Description of the drawings
Fig. 1 is outside the saw blade hold-down mechanism that Medical vertical is sawed in the present invention, transmission component, shell, connected with outer casing and tail portion
The sectional view of shell.
Fig. 2 is the partial enlarged view in A portions in Fig. 1.
Fig. 3 is the structure diagram of saw blade.
Fig. 4 is the structure diagram of the saw blade hold-down mechanism of the Medical vertical saw of the present invention.
Fig. 5 is the structure diagram of transmission component in the present invention.
Fig. 6 is saw blade hold-down mechanism, transmission component, shell, connected with outer casing and the tail portion shell of Medical vertical saw of the present invention
Stereoscopic schematic diagram.
Specific embodiment
Technical solution of the present invention is further non-limitingly described in detail below in conjunction with preferred embodiment and its attached drawing.
As shown in Figures 1 to 4, the saw blade clamp system sawed corresponding to a kind of Medical vertical of preferred embodiment of the present invention,
It includes main shaft 3, knife rest 2, hold(ing)-down clip 10, spring 4 and limited block 6.
3 one end of main shaft is mounted in the shell 24 of Medical vertical saw, and the other end stretches out shell 24 and is connected with knife rest 2, knife rest 2
It is kept off by screw 1 in 3 shaft end of main shaft.Hold(ing)-down clip 10 is set on main shaft 3, and one end is provided with push type broach portion 10a, other end setting
There are set portion 10b, push type broach portion 10a that can be slided along main shaft 3.Be provided on shell 24 with the matched guiding shell portion 24a of set portion 10b,
Set portion 10b is set on guiding shell portion 24a and can be moved on guiding shell portion 24a.It is further opened with holding at the center of hold(ing)-down clip 10
Receive the accommodating chamber 10d of spring 4 and limited block 6.
Limited block 6 is connected on main shaft 3, and specific connection mode is：Shaft shoulder 3a is provided on main shaft 3, limited block 6 is arranged
It is set on main shaft 3 and against shaft shoulder 3a.Threaded hole 6a is offered in 6 radial direction of limited block, screw 5 is connected in threaded hole 6a,
Lock-screw 5, then screw 5 hold out against main shaft 3, so as to be fixed on main shaft 3.
Spring 4 is set on main shaft 3a, and one end and the push type broach portion 10a of knife rest 2 offset, and the other end offsets with limited block 6.
Spring 4 compresses hold(ing)-down clip 10 and knife rest 2.
30 one end of saw blade is clamped between knife rest 2 and hold(ing)-down clip 10, saw blade 30 be provided at the end multiple mounting hole 30a and
Avoid the escape port 30b of main shaft 3.Be provided on knife rest 2 with the matched protrusion 2a of mounting hole 30a, and in hold(ing)-down clip 10
Being offered on push type broach portion 10a multiple can be embedded in protrusion 2a matched groove portion 10c, protrusion 2a in groove portion 10c.30 sets of saw blade
It is located on the 2a of protrusion and is pressed in knife rest 2 between push type broach portion 10a, when saw blade 30 is in cutting, have on Impact direction convex
Portion 2a is supported, and will not be moved.
The first installation cavity 24b of installation main shaft 3 is provided in shell 24, copper is additionally provided between shell 24 and main shaft 3
Set 7, copper sheathing 7 are positioned by the first convex rank 24c being arranged in shell 24.Main shaft 3 is swung in copper sheathing 7, has very high pendulum
Dynamic precision and resistance to shock.
Sealing block 8 is additionally provided between main shaft 3 and shell 24, to enhance leakproofness.
When needing to install saw blade 30, hold(ing)-down clip 10 is moved toward the direction of shell 24,10 compressed spring 4 of hold(ing)-down clip makes
It obtains push type broach portion 10a and knife rest 2 detaches, after 2a completely disengages groove portion 10c when protrusion, you can saw blade 30 is inserted into hold(ing)-down clip 10 and knife
Between frame 2, and mounting hole 30a is packed into protrusion 2a, discharge hold(ing)-down clip 10, you can complete installation.Take out saw blade 30 when, only need by
10 net shell of hold(ing)-down clip, 24 direction is moved, and after protrusion 2a is detached from completely with groove portion 10c, takes out saw blade 30.
As shown in Figure 1, Figure 2, shown in Fig. 5 and Fig. 6, Medical vertical saw further includes the connected with outer casing 29 being connected with shell 24, with connecting
The transmission component 31 for connecing the tail portion shell 27 of the threaded connection of shell 29 and being arranged in connected with outer casing 29 and tail portion shell 27, even
Shell 29 is connect with shell 24 by cruciform slot screw 28 to be connected.
Transmission component 31 includes connecting shaft 23, eccentric shaft 21, drive bearing 15, shift fork 12.
3 other end of main shaft (that end far from knife rest 2) is stretched into connected with outer casing 29, is connected with shift fork 12 thereon.Shift fork 12
One end is set on main shaft 3, and the other end is provided with U-shaped opening 12a, and interior hexagonal flush end holding screw 11 is bolted on shift fork 12 simultaneously
It is pushed against with main shaft 3, so as to which shift fork 12 is fixed on main shaft 3.
The second installation cavity 29a is provided in connected with outer casing 29, clutch shaft bearing 16 and are installed in the second installation cavity 29a
Two bearings 32,21 and first, second bearing 16,32 of eccentric shaft mating, can rotate around bearing axis.21 one end of eccentric shaft
Eccentric part 21a, eccentric part 21a and 21 eccentric setting of eccentric shaft are provided with, i.e. eccentric part 21a and eccentric shaft 21 be not coaxial.Inclined
Drive bearing 15 is installed, drive bearing 15 passes through the shaft block ring 13 and the convex shoulder that are arranged on eccentric part 21a on center portion 21a
21b is positioned.Drive bearing 15 is fastened in U-shaped opening 12a, and when eccentric shaft 21 rotates, eccentric part 21a is around 21 axis of eccentric shaft
Rotation, and pass through drive bearing 15 drive 12 reciprocally swinging of shift fork, shift fork 12 so drive main shaft 3 swing, finally drive saw blade
30 move back and forth.
21 other end of eccentric shaft (that end far from eccentric part 21a) is stretched into tail portion shell 27, is connected with connecting shaft thereon
23, the center of connecting shaft 23 offers connecting hole 23a and the connection communicated with connecting hole 23a is offered on 23 surface of connecting shaft
Slot 23b.In the connecting hole 23a of 21 partial insertion connecting shaft 23 of eccentric shaft, and pin hole 21b is offered in 21 radial direction of eccentric shaft, circle
Pin 20 passes through link slot 23b to be inserted into pin hole 21b, i.e. connecting shaft 23 and eccentric shaft 21 is driven by straight pin 20.To prevent
Straight pin 20 comes off, and connection lantern ring 22 is also arranged in connecting shaft 23, and connection lantern ring 22 entangles link slot 23b surfaces.Inclined
Anticreep spring 19 is additionally provided in mandrel 21,19 one end of anticreep spring offsets with the shoulder 21c on eccentric shaft 21, the other end and company
Female connector ring 22 offsets, and anticreep spring 19 is placed on so that connecting lantern ring 22 in connecting shaft 23 always, prevents from loosening.
Connecting shaft 23 is connected with drive shaft (not shown), such as machine shaft.When drive shaft rotates, connecting shaft 23 will be dynamic
Power passes to eccentric shaft 21, so as to which saw blade 30 be driven to do reciprocally swinging.
The present invention at least has advantages below：
1. solving the disadvantage that clamping force is inadequate, the mode of saw blade is matched for clamping tightly using protrusion and groove portion, make cutter by
Force direction will not generate movement；
2. the saw blade clamp system of the present invention, by way of spring compression, saw blade need to only move pressure when mounting and dismounting
Knife plate compressed spring, it is easy to operate, it is easy to use；
3. being coordinated by copper sheathing and main shaft, wear-resisting and precision is high, and vibration resistance is strong；
4. by complicated transmission guiding mechanism, simple mechanism is converted into, reduces manufacture difficulty, reduces cost, adapts to field
It closes extensively, can work under various working.
It is pointed out that the technical concepts and features of above-mentioned preferred embodiment only to illustrate the invention, its object is to
It allows person skilled in the art that can understand present disclosure and implements according to this, the protection of the present invention can not be limited with this
Range.Any equivalent change or modification in accordance with the spirit of the invention should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of saw blade clamp system of Medical vertical saw, it is characterised in that：It includes main shaft (3), spring (4), limited block
(6), hold(ing)-down clip (10) and knife rest (2), the saw blade (30) are clamped between hold(ing)-down clip (10) and knife rest (2), the saw blade
(30) multiple mounting holes (30a) are offered, are provided on the knife rest (2) and the mounting hole (30a) matched protrusion
(2a), offer on the hold(ing)-down clip (10) with the protrusion (2a) matched groove portion (10c), the protrusion (2a) is across institute
It states mounting hole (30a) to stretch into the groove portion (10c), the hold(ing)-down clip (10) is slidably matched with the main shaft (3), the knife rest
(2) main shaft (3) one end is connected to, the limited block (6) is connected on the main shaft (3), and the spring (4) is sheathed on institute
It states on main shaft (3), and one end offsets with the hold(ing)-down clip (10), the other end offsets with the limited block (6).
2. the saw blade clamp system sawed according to Medical vertical described in claim 1, it is characterised in that：Described hold(ing)-down clip (10) one end
It is provided with the push type broach portion (10a) being slidably matched with the main shaft (3).
3. the saw blade hold-down mechanism sawed according to Medical vertical described in claim 2, it is characterised in that：The groove portion (10c) opens up
In on the push type broach portion (10a).
4. the saw blade clamp system sawed according to Medical vertical described in claim 1, it is characterised in that：Hold(ing)-down clip (10) center
Accommodating chamber (10d) is offered, the spring (4) and the limited block (6) may be contained in the accommodating chamber (10d).
5. the saw blade clamp system sawed according to Medical vertical described in claim 1, it is characterised in that：It further includes knife rest screw
(1), the knife rest (2) is lock onto by knife rest screw (1) on the main shaft (3).
6. the saw blade clamp system sawed according to Medical vertical described in claim 1, it is characterised in that：It is set on the main shaft (3)
There is the shaft shoulder (3a), described limited block (6) one end offsets with the shaft shoulder (3a).
7. the saw blade clamp system sawed according to Medical vertical described in claim 1, it is characterised in that：The limited block (6) is radially
Screw (5) is threaded with, the screw (5) compresses the main shaft (3).
8. the saw blade clamp system sawed according to Medical vertical described in claim 1, it is characterised in that：The Medical vertical saw also wraps
Shell (24) is included, the main shaft (3) is installed in the shell (24).
9. the saw blade clamp system sawed according to Medical vertical described in claim 8, it is characterised in that：Described hold(ing)-down clip (10) one end
Set portion (10b) is provided with, the shell (24) is provided with guiding shell portion (24a), and the set portion (10b) is sheathed on the guiding shell
In portion (24a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810148025.4A CN108175473B (en) | 2018-02-12 | 2018-02-12 | Saw blade clamping mechanism of medical vertical saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810148025.4A CN108175473B (en) | 2018-02-12 | 2018-02-12 | Saw blade clamping mechanism of medical vertical saw |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108175473A true CN108175473A (en) | 2018-06-19 |
| CN108175473B CN108175473B (en) | 2024-07-30 |
Family
ID=62552616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810148025.4A Active CN108175473B (en) | 2018-02-12 | 2018-02-12 | Saw blade clamping mechanism of medical vertical saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108175473B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110497346A (en) * | 2019-08-28 | 2019-11-26 | 四川中烟工业有限责任公司 | A kind of tool changing tooling of smoke machine dise knife and outer hold(ing)-down clip |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4252121A (en) * | 1977-12-09 | 1981-02-24 | Arnegger Richard E | Separating device |
| EP0829237A2 (en) * | 1996-09-12 | 1998-03-18 | Ricana Ag | Cutting apparatus with a cutting tool on an oscillating drive shaft |
| CN201414821Y (en) * | 2009-06-19 | 2010-03-03 | 郭毅军 | Medical vertical oscillating saw mobile phone |
| CN103860232A (en) * | 2012-12-14 | 2014-06-18 | 德普伊新特斯产品有限责任公司 | Surgical Saw Blade |
| CN105105818A (en) * | 2015-07-22 | 2015-12-02 | 苏州益诺斯医疗科技有限公司 | Medical reciprocating saw |
| CN208435712U (en) * | 2018-02-12 | 2019-01-29 | 苏州益诺斯医疗科技有限公司 | A kind of saw blade clamp system of Medical vertical saw |
-
2018
- 2018-02-12 CN CN201810148025.4A patent/CN108175473B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4252121A (en) * | 1977-12-09 | 1981-02-24 | Arnegger Richard E | Separating device |
| EP0829237A2 (en) * | 1996-09-12 | 1998-03-18 | Ricana Ag | Cutting apparatus with a cutting tool on an oscillating drive shaft |
| CN201414821Y (en) * | 2009-06-19 | 2010-03-03 | 郭毅军 | Medical vertical oscillating saw mobile phone |
| CN103860232A (en) * | 2012-12-14 | 2014-06-18 | 德普伊新特斯产品有限责任公司 | Surgical Saw Blade |
| CN105105818A (en) * | 2015-07-22 | 2015-12-02 | 苏州益诺斯医疗科技有限公司 | Medical reciprocating saw |
| CN208435712U (en) * | 2018-02-12 | 2019-01-29 | 苏州益诺斯医疗科技有限公司 | A kind of saw blade clamp system of Medical vertical saw |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110497346A (en) * | 2019-08-28 | 2019-11-26 | 四川中烟工业有限责任公司 | A kind of tool changing tooling of smoke machine dise knife and outer hold(ing)-down clip |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108175473B (en) | 2024-07-30 |
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