CN207771869U - A kind of dismountable double blade jackknife of cutter hub - Google Patents
A kind of dismountable double blade jackknife of cutter hub Download PDFInfo
- Publication number
- CN207771869U CN207771869U CN201820173474.XU CN201820173474U CN207771869U CN 207771869 U CN207771869 U CN 207771869U CN 201820173474 U CN201820173474 U CN 201820173474U CN 207771869 U CN207771869 U CN 207771869U
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- CN
- China
- Prior art keywords
- shank body
- cutter hub
- connecting hole
- diameter shaft
- nail
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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 - Fee Related
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- 230000008901 benefit Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a kind of dismountable double blade jackknifes of cutter hub.Including cutter hub, first shank body and the second shank body, cutter hub tail end is equipped with the first connecting hole and the second connecting hole, first front end of the shank body is equipped with the first connected nail coordinated with the first connecting hole, cutter hub tail end is equipped with the first notch being connected to the first connecting hole, first connected nail includes the first multi-diameter shaft and first head of a nail set on the first multi-diameter shaft both ends, the apertures of the big axis and the first connecting hole of first multi-diameter shaft, and the width fits of its small axis and the first notch, first connected nail connects promising big axis and maintains the first spring that the first connection hole site provides elastic force, the structure of second shank body and identical as the first shank body as the connection type of cutter hub.The utility model has the advantages that cutter hub can be dismantled with respect to the first shank body and the first shank body, connected nail is able to maintain that the connection status of cutter hub and shank body under the elastic force effect of compressed spring, and stable connection, cutter hub dismounting can be realized in pressing connected nail, easy to operate.
Description
Technical field
The utility model belongs to hardware and cutting-tools field, more specifically more particularly to a kind of dismountable double blade of cutter hub
Jackknife.
Background technology
Currently, existing cutter hub is equipped with the jackknife of double blade, cutter hub is by connected nail and the first shank body and second
Shank body rotate it is hinged, cutter hub and shank body can not with respect to dismounting and change, its shortcoming is that, cutter hub or shank body can not be independent when damaging
It replaces, the in addition combination of cutter hub and shank body lacks changeability, can not accomplish the cutter hub of different size and the shank body of different size
Independent assortment.
Invention content
Purpose of the utility model is to solve above-mentioned problems, it is desirable to provide a kind of cutter hub and shank body being capable of phases
To dismounting, a kind of easy dismountable double blade jackknife of cutter hub of blade exchange.
The utility model is achieved through the following technical solutions.
The utility model is a kind of dismountable double blade jackknife of cutter hub, including cutter hub, the first shank body and the second shank body,
The tail end of the cutter hub is provided with the first connecting hole and the second connecting hole, and the front end of first shank body is provided with can be with first
First connected nail of connecting hole cooperation rotation connection, second front end of the shank body are provided with the second connecting hole to coordinate and rotate
Second connected nail of connection, the marginal position of corresponding first connecting hole and the second connecting hole is respectively set on the tail end of the cutter hub
The second notch for having the first notch being connected to the first connecting hole and being connected to the second connecting hole, first connected nail include the
One multi-diameter shaft and first head of a nail set on the first multi-diameter shaft both ends, the aperture of the big axis and the first connecting hole of first multi-diameter shaft
The width fits of cooperation and its small axis and the first notch, second connected nail is including the second multi-diameter shaft and is set to the second ladder
Second head of a nail at axis both ends, the big axis of second multi-diameter shaft and the apertures of the second connecting hole and its small axis and first lack
The width fits of mouth, first connected nail are connected with the first spring, and first spring is arranged to as the first multi-diameter shaft
Big axis maintain the first connection hole site elastic force be provided, second connected nail is connected with second spring, the second spring
It is arranged to maintain the second connection hole site for the big axis of the second multi-diameter shaft and elastic force is provided.The above structure passes through the company of operation
Connecing nail makes the big axis of the multi-diameter shaft of connected nail be disconnected hole, and the small axis of the multi-diameter shaft of connected nail can be deviate from from indentation, there, i.e.,
Cutter hub can be dismantled with respect to shank body, simple to operate when needing replacing cutter hub, highly practical.
Preferably, first spring and second spring are compressed spring, and first spring pocket is mounted in the first multi-diameter shaft
Small axis on, first head of a nail that one end of first spring is equipped with the small shaft end of the first multi-diameter shaft mutually pushes up, the other end with
The lateral surface of first shank body mutually pushes up, and the second spring is sleeved on the small axis of the second multi-diameter shaft, one end of the second spring
Second head of a nail being equipped with the small shaft end of the second multi-diameter shaft mutually pushes up, and the other end and the lateral surface of the second shank body mutually push up.The above knot
Structure makes the big axis of multi-diameter shaft be disconnected hole until when the small axis of multi-diameter shaft is moved to connecting hole, at this time will pressing connected nail
Cutter hub is dismantled with respect to shank body, and the small axis of multi-diameter shaft can be detached from from notch, and cutter hub can be dismantled with respect to shank body；When need assemble knife
When body, pressing connected nail makes the small axis of joint axis and the notch alignment of cutter hub be put into cutter hub, then cancels the effect to connected nail
Power, connected nail mobile under the effect of the elastic force of compressed spring can reset, and the big axis of multi-diameter shaft, which can enter in connecting hole, to be maintained
The connection status of cutter hub and shank body.
Preferably, the tail end of first shank body is provided with locking bar, and one end of the locking bar is hinged with the first shank body tail end,
Other end tail is free end, and the length of the locking bar is more than the width summation of the first shank body and the second shank body tail portion, the locking bar
On be provided with screw thread and be set with nut.By the way that locking bar and nut is arranged, when the first shank body and the second shank body are complete with respect to cutter hub
When opening closes equivalent, rotating rod lock makes nut be located at the outside of the second shank body, tightens nut and the first shank body and second can be realized
The fixation of shank body can protect the blade of cutter hub convenient for users to grasping the operation of two shank bodies or two shank bodies.
The utility model has the advantage of cutter hub can be dismantled with respect to the first shank body and the first shank body, and cutter hub and handle
The mechanism structure of body connection is simple, and connected nail is able to maintain that cutter hub and the connection shape of shank body under the elastic force effect of compressed spring
Cutter hub dismounting can be realized by pressing connected nail in state, stable connection safety, easy to operate.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the utility model cutter hub.
Fig. 3 is the portions the A enlarged structure schematic diagram of Fig. 1.
Fig. 4 is the schematic cross-sectional view of the utility model cutter hub and the first shank body connecting portion.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, the utility model includes cutter hub 1, the first shank body 2 and the second shank body 3, the tail of the cutter hub 1
Hold it is symmetrical above and below be provided with the first connecting hole 11 and the second connecting hole 12, the front end of first shank body 2 is provided with can be with
First connected nail 4 of one connecting hole 11 cooperation rotation connection, 3 front end of the second shank body is provided with can be with the second connecting hole 12
The second connected nail 5 of rotation connection, the side that the first shank body 2 is corresponded on the cutter hub 1 is coordinated to be provided with the first cutting edge 15 and institute
The first accommodating groove 21 for being provided with the first cutting edge 15 of storage in the first shank body 2 is stated, the side of the second shank body 3 is corresponded on the cutter hub 1
While being provided with the second accommodating groove for being provided with the second cutting edge 16 of storage in the second cutting edge 16 and second shank body 3, the cutter hub
The marginal position of corresponding first connecting hole 11 and the second connecting hole 12 is additionally provided with respectively on 1 tail end connects with the first connecting hole 11
The first logical notch 13 and the second notch 14 being connected to the second connecting hole 12, as shown in figure 4, wherein first connected nail 4
The big axis 41 and first of first head of a nail 43 including the first multi-diameter shaft and set on the first multi-diameter shaft both ends, first multi-diameter shaft connects
The width fits of the apertures in hole 11 and its small axis 42 and the first notch 13 are connect, 5 structure of the second connected nail connects with first
It is identical to connect 4 structures of nail, second connected nail 5 includes the second multi-diameter shaft and second head of a nail set on the second multi-diameter shaft both ends, institute
The width fits for stating the big axis of the second multi-diameter shaft and the apertures of the second connecting hole and its small axis and the first notch, such as Fig. 3 and
Shown in Fig. 4, first connected nail 4 is connected with the first spring 6, and first spring 6 is arranged to as the first multi-diameter shaft
Big axis 51 maintains 11 position of the first connecting hole and provides elastic force, and second connected nail 5 is connected with second spring 7, and described second
Spring 7, which is arranged to maintain 12 position of the second connecting hole for the big axis of the second multi-diameter shaft, provides elastic force.
In embodiment provided by the utility model, first spring 6 and second spring 7 are compressed spring, described the
One spring 6 is sleeved on the small axis 42 of the first multi-diameter shaft, one end of first spring 6 and 42 end of small axis of the first multi-diameter shaft
First head of a nail, the 43 phase top being equipped with, the other end and the lateral surface of the first shank body 2 mutually push up, and the second spring 7 is sleeved on second-order
On the small axis of terraced axis, second head of a nail that the small shaft end of one end of the second spring 7 and the second multi-diameter shaft is equipped with mutually pushes up, another
The lateral surface with the second shank body 3 is held mutually to push up.As shown in figure 4, when needing cutter hub 1 with respect to the dismounting of the first shank body 2, pressing first connects
Connecing nail 4 makes it move down, and makes first connecting hole of the disengaging of big axis 41 11 of the first multi-diameter shaft up to the small axis 42 of the first multi-diameter shaft
It is moved to the first connecting hole 11, is at this time dismantled cutter hub 1 with respect to the first shank body 2,42 small axis of the first multi-diameter shaft can be from first
Notch 13 is detached from, and cutter hub 1 can be dismantled with respect to the first shank body 2；When needing the first cutter hub 1 being provided to the first 2 front end of shank body, press
It presses the first connected nail 4 that the small axis 42 of the first multi-diameter shaft is made to be aligned with the first notch 13 of cutter hub 1 and is put into cutter hub 1, then revocation pair
The active force of first connected nail 4, the first connected nail 4 can move up reset, the first rank under the effect of the elastic force of the first spring 6
The big axis 41 of terraced axis can enter the connection status that cutter hub 1 and the first shank body 2 are maintained in the first connecting hole 11, cutter hub 1 and second
The connection type of shank body 3 is identical as the mode that the first shank body 2 connects as cutter hub 1.
As a further improvement, as shown in Figure 1, the tail end of first shank body 2 is provided with locking bar 8, the one of the locking bar 8
End is hinged with 2 tail end of the first shank body, and other end tail is free end, and the length of the locking bar 8 is more than the first shank body 2 and the second shank body
The width summation of 3 tail portions is provided with screw thread on the locking bar 8 and is set with nut 9, when the first shank body 2 and the second shank body 3 are opposite
Cutter hub 1 is opened completely when closing equivalent, and rotating rod lock 8 makes nut 9 be located at the outside of the second shank body 3, is tightened nut 9 and be can be realized the
The fixation of one shank body 2 and the second shank body 3.
It these are only a specific embodiment of the utility model, but the design concept of the utility model is not limited to
This, it is all that the insubstantial modifications made to the utility model are conceived using the utility model, each fall within the protection of the utility model
Within the scope of.
Claims (3)
1. a kind of dismountable double blade jackknife of cutter hub, including cutter hub, the first shank body and the second shank body, the tail end of the cutter hub
It is provided with the first connecting hole and the second connecting hole, the front end of first shank body is provided with the first connecting hole to coordinate and rotate
First connected nail of connection, second front end of the shank body, which is provided with, to coordinate the second of rotation connection to connect with the second connecting hole
Nail, which is characterized in that the marginal position of corresponding first connecting hole and the second connecting hole is respectively arranged on the tail end of the cutter hub
The first notch being connected to the first connecting hole and the second notch being connected to the second connecting hole, first connected nail include first
Multi-diameter shaft and first head of a nail set on the first multi-diameter shaft both ends, the aperture of the big axis and the first connecting hole of first multi-diameter shaft is matched
The width fits of conjunction and its small axis and the first notch, second connected nail is including the second multi-diameter shaft and is set to the second multi-diameter shaft
Second head of a nail at both ends, the big axis of second multi-diameter shaft and the apertures of the second connecting hole and its small axis and the first notch
Width fits, first connected nail is connected with the first spring, and first spring is arranged to as the first multi-diameter shaft
Big axis maintains the first connection hole site and provides elastic force, and second connected nail is connected with second spring, and the second spring is set
The second connection hole site can be maintained for the big axis of the second multi-diameter shaft by, which being set to, provides elastic force.
2. the dismountable double blade jackknife of cutter hub according to claim 1, which is characterized in that first spring and
Two springs are compressed spring, and first spring pocket is on the small axis of the first multi-diameter shaft, one end of first spring and the
First head of a nail that the small shaft end of one multi-diameter shaft is equipped with mutually pushes up, and the other end and the lateral surface of the first shank body mutually push up, second bullet
Spring is sleeved on the small axis of the second multi-diameter shaft, the small shaft end of one end of the second spring and the second multi-diameter shaft be equipped with second
The head of a nail mutually pushes up, and the other end and the lateral surface of the second shank body mutually push up.
3. the dismountable double blade jackknife of cutter hub according to claim 1, which is characterized in that the tail of first shank body
End is provided with locking bar, and one end of the locking bar is hinged with the first shank body tail end, and other end tail is free end, the length of the locking bar
More than the width summation of the first shank body and the second shank body tail portion, it is provided with screw thread on the locking bar and is set with nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820173474.XU CN207771869U (en) | 2018-02-01 | 2018-02-01 | A kind of dismountable double blade jackknife of cutter hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820173474.XU CN207771869U (en) | 2018-02-01 | 2018-02-01 | A kind of dismountable double blade jackknife of cutter hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207771869U true CN207771869U (en) | 2018-08-28 |
Family
ID=63212157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820173474.XU Expired - Fee Related CN207771869U (en) | 2018-02-01 | 2018-02-01 | A kind of dismountable double blade jackknife of cutter hub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207771869U (en) |
-
2018
- 2018-02-01 CN CN201820173474.XU patent/CN207771869U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180828 Termination date: 20190201 |