CN206938294U - A kind of automatic eraser - Google Patents
A kind of automatic eraser Download PDFInfo
- Publication number
- CN206938294U CN206938294U CN201720417483.4U CN201720417483U CN206938294U CN 206938294 U CN206938294 U CN 206938294U CN 201720417483 U CN201720417483 U CN 201720417483U CN 206938294 U CN206938294 U CN 206938294U
- Authority
- CN
- China
- Prior art keywords
- motor
- installation cavity
- erasing rubber
- battery
- screw mandrel
- 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 belongs to technical field of stationery, is related to a kind of automatic eraser；Including housing, the installation cavity of motor one is provided with housing, the installation cavity of motor two and battery installation cavity, motor one is provided with the installation cavity of motor one, motor two is provided with the installation cavity of motor two, battery is provided with battery installation cavity, screw mandrel is provided with the installation cavity of motor two, one end of screw mandrel is extended in the installation cavity of motor one and the output shaft of end and motor one is connected, the other end of screw mandrel is rotated and is located in the installation cavity of motor two, motor two is arranged in the installation cavity of motor two along sliding axially for screw mandrel, feed screw nut is connected with screw mandrel, motor two connects with feed screw nut, joint is provided with the end of the output shaft of motor two, erasing rubber chuck is provided with joint, erasing rubber is inserted with erasing rubber chuck, controller is provided with battery installation cavity, the motor one, motor two is electrically connected with the controller, controller electrically connects with battery.The utility model has the advantages of easy to use.
Description
Technical field
The utility model belongs to technical field of stationery, is related to a kind of automatic eraser.
Background technology
Erasing rubber can wipe the vestige of pencil, be a kind of stationery that office and study are commonly used.Writing, painting out
When existing wrong, erasing rubber can be used come by wrong handwriting erasing.Existing erasing rubber is manually operated, is affectedly bashful
Between the finger, the friction on person's handwriting back and forth, to reach the purpose of erasing person's handwriting.This erasing rubber has the disadvantages that：1、
Easily paper is frayed；2nd, erasing speed is slow, it is necessary to wipe back and forth manually, wastes time and energy；3rd, it is big to wipe scope, need not by periphery
The part of erasing also wipes out, and erasing effect is poor.
The structure of existing electric eraser is usually to include motor, battery, controlling switch, motor and erasing rubber chuck
Connection, erasing rubber are arranged in erasing rubber chuck, and motor driven erasing rubber rotates the action for realizing erasing person's handwriting.This electronic rubber
Skin wipes the auto-extending that can not realize erasing rubber.
The content of the invention
The utility model is to be directed to above mentioned problem existing for existing technology, there is provided a kind of automatic eraser, this practicality are new
Type technical problem to be solved is：How to realize that erasing rubber is automatically protruding.
The purpose of this utility model can be realized by following technical proposal：
A kind of automatic eraser, including housing, it is characterised in that：The installation cavity of motor one, motor are provided with the housing
Two installation cavitys and battery installation cavity, motor one is provided with the installation cavity of motor one, motor two is provided with the installation cavity of motor two, electricity
Battery is provided with the installation cavity of pond, screw mandrel is provided with the installation cavity of motor two, one end of the screw mandrel extends to motor one and installed
The output shaft of in chamber and end and motor one is connected, and the other end of the screw mandrel is rotatably arranged on the installation cavity of motor two
In, the motor two is arranged in the installation cavity of motor two along sliding axially for screw mandrel, has been connected through a screw thread on the screw mandrel
Feed screw nut, the motor two are connected by support with feed screw nut, stretch out the installation cavity of motor two simultaneously in the output shaft of motor two
And have joint in end set, erasing rubber chuck is provided with joint, erasing rubber, battery installation cavity are inserted with erasing rubber chuck
In be provided with controller, the motor one, motor two are electrically connected with the controller, and controller electrically connects with battery, the housing
The rotating forward switch of the rotating forward of controlled motor one, the reversal switch that controlled motor one inverts and the start and stop of controlled motor two are provided with outer wall
Switch.
Realize that erasing rubber moves back and forth along the axial direction of screw mandrel by motor one, realize erasing rubber with electricity by motor two
The output shaft rotation of machine two, the vestige of erasing pencil is realized, it is easy to use.
In a kind of above-mentioned automatic eraser, the tail end of the housing is additionally provided with standby erasing rubber storehouse, in standby rubber
Skin is wiped and is detachably provided with end cap on storehouse.
In a kind of above-mentioned automatic eraser, pressure sensor is provided between joint and the erasing rubber chuck, is pressed
Force snesor is connected with controller, and when pressure sensor senses default pressure value on controller, controlled motor one rotates
Drive motor two, which moves, finally realizes that erasing rubber moves to outside the installation cavity of motor two.
In a kind of above-mentioned automatic eraser, the battery is lithium battery.
In a kind of above-mentioned automatic eraser, the erasing rubber chuck includes the cylindrical body of one end open, tubular
Latasuture is provided with the side wall of body, the projection for being used for clamping erasing rubber is provided with the inner surface of cylindrical body；Described projection
Positioned at the outer end of cylindrical body.
In a kind of above-mentioned automatic eraser, the drop that noise reduction is carried out to motor one is provided with the installation cavity of motor one
Make an uproar device or Sound-proof material.
In a kind of above-mentioned automatic eraser, the drop that noise reduction is carried out to motor two is provided with the installation cavity of motor two
Make an uproar device or Sound-proof material.
In a kind of above-mentioned automatic eraser, some guide rails, conveying are provided with the installation cavity of motor two
It is parallel with screw mandrel, several sliding blocks are provided with the motor two, the guide rail and sliding block are corresponded, and the sliding block is slided and set
Put on corresponding guide rail.In the presence of motor one, motor two can move back and forth along the length direction of guide rail.
Compared with prior art, the utility model has advantages below：
1st, it is of the present utility model to realize that erasing rubber moves back and forth along the axial direction of screw mandrel, moreover it is possible to realize erasing rubber with
The output shaft rotation of motor two, the vestige of erasing pencil is realized, it is easy to use.
2nd, the utility model is provided with standby erasing rubber storehouse, and standby erasing rubber, Ke Yi are set in standby erasing rubber storehouse
Erasing rubber is directly changed after being finished, and avoiding can not make when standby erasing rubber is placed on other places and left behind in the prior art
With the defects of, influence office and study.
Brief description of the drawings
Fig. 1 is structure schematic diagram of the present utility model.
In figure, 1, housing；2nd, the installation cavity of motor one；3rd, the installation cavity of motor two；3a, guide rail；3b, opening；4th, battery is installed
Chamber；5th, motor one；6th, motor two；6a, sliding block；7th, feed screw nut；8th, screw mandrel；9th, joint；10th, erasing rubber chuck；11st, rubber
Wipe；12nd, controller；13rd, battery；14th, switch is rotated forward；15th, reversal switch；16th, switch；17th, standby erasing rubber storehouse；18th, end cap；
19th, standby erasing rubber.
Embodiment
It is specific embodiment of the utility model and with reference to accompanying drawing below, the technical solution of the utility model is made into a cotton
The description of core step, but the utility model is not limited to these embodiments.
As shown in Figure 1.A kind of automatic eraser, including housing 1, the installation cavity 2 of motor one, electricity are provided with the housing 1
The installation cavity 3 of machine two and battery installation cavity 4,2 are provided with motor 1 in the installation cavity of motor one, and electricity is provided with the installation cavity 3 of motor two
Machine 26, battery 13 is provided with battery installation cavity 4, screw mandrel 8 is provided with the installation cavity 3 of motor two, one end of the screw mandrel 8 is prolonged
Reach in the installation cavity 2 of motor one and the output shaft of end and motor 1 is connected, the other end of the screw mandrel 8 rotates
It is arranged in the installation cavity 3 of motor two, the motor 26 is arranged in the installation cavity 3 of motor two along sliding axially for screw mandrel 8, institute
State and feed screw nut has been connected through a screw thread on screw mandrel 8, the motor 26 is connected by support with feed screw nut, in motor 26
Output shaft stretches out the installation cavity 3 of motor two and has joint 9 in end set, and erasing rubber chuck 10, erasing rubber are provided with joint 9
Erasing rubber 11 is inserted with chuck 10, controller 12, the motor 1, motor 26 and control are provided with battery installation cavity 4
Device 12 is electrically connected, and controller 12 electrically connects with battery 13, and controlled motor 1 is provided with the outer wall of the housing 1 and is rotated forward just
Turn on the switch 16 of pass 14, the reversal switch 15 that controlled motor 1 inverts and the start and stop of controlled motor 26.
Specifically, housing 1 of the present utility model can include left shell and right shell body, shape after left shell is connected with right shell body
Into the installation cavity 2 of motor one, the installation cavity 3 of motor two, the position corresponding to battery installation cavity 4 on right shell body is provided with window,
Battery cover board is detachably provided with window, it is convenient that battery is changed.
In use, driving screw mandrel 8 to rotate by rotating forward switch 14 and the controlled motor 1 of reversal switch 15, erasing rubber is realized
11 move back and forth outside the installation cavity of motor two, by switching the start and stop of 16 controlled motor 26, realize erasing rubber 11 with motor two
6 output shaft rotation, it is easy to use so as to realize the vestige of quick erasing pencil.
In order that do not rocked when mobile, without departing from stating and some guide rail 3a, the electricity be provided with the installation cavity 3 of motor two
Several sliding blocks 6a, guide rail 3a and sliding block the 6a one-to-one corresponding are provided with machine 26, the sliding block 6a is slidably arranged in correspondingly
Guide rail 3a on, and drive motor 26 can move back and forth in the presence of motor 1 along guide rail 3a.
Further, the tail end of the housing 1 is additionally provided with standby erasing rubber storehouse 17, removable on standby erasing rubber storehouse 17
It is provided with end cap 18 with unloading.Standby erasing rubber 19 is arranged in standby erasing rubber storehouse 17.
After erasing rubber 11 has used, standby erasing rubber 19 can be taken out out of standby erasing rubber storehouse 17 and be used, made
With conveniently.
In order to improve intellectuality, pressure sensor, pressure sensor are provided between the joint 9 and erasing rubber chuck 10
It is connected with controller 12, when pressure sensor senses pressure, the controlled motor 1 of controller 12 rotates drive motor 26 and moved
Dynamic finally to realize that erasing rubber 11 moves to outside the installation cavity 3 of motor two, then controlled motor 26 rotates, and realizes that erasing rubber 11 rotates
So as to carry out the quick vestige for wiping pencil.
Battery 13 described in the utility model is lithium battery.Lithium battery has and taken relative to the dry cell of prior art
The advantages of space is small.
Erasing rubber 11 is in cylinder, so if when position of the erasing rubber 11 in erasing rubber chuck 10 is unadjustable, meeting
Cause the waste of one end erasing rubber 11 grown very much.
For the utility model in order to solve drawbacks described above, the erasing rubber chuck 19 includes the cylindrical body of one end open,
Latasuture is provided with the side wall of cylindrical body, the projection for being used for clamping erasing rubber 11 is provided with the inner surface of cylindrical body；It is described
Projection be located at the outer end of cylindrical body.Due to being mounted in erasing rubber chuck 10 in joint 9, therefore, can make raised tight
Tightly it is clamped on erasing rubber 11, reduces and waste.
In addition, the main source of noise of the present utility model is motor, therefore, set in the installation cavity 2 of motor one
There are the denoiser that noise reduction is carried out to motor 1 or Sound-proof material and be provided with to enter motor 26 in the installation cavity 3 of motor two
The denoiser or Sound-proof material of row noise reduction.
Specifically, offered on the installation cavity 3 of motor two opening 3b, the opening 3b it is rounded and with screw mandrel 8
It is coaxially disposed, when the screw mandrel 8 rotates forward, at least one position, the erasing rubber 11 stretches out opening 3b, when the screw mandrel 8
During reversion, at least one position, the erasing rubber 11 is retracted opening 3b and in the installation cavity 3 of motor two.Without using
Make that the retraction of erasing rubber 11 opening 3b can be caused and in the installation cavity 3 of motor two, save space, be easy to carry.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (8)
1. a kind of automatic eraser, including housing, it is characterised in that：The installation cavity of motor one, motor two are provided with the housing
Installation cavity and battery installation cavity, motor one is provided with the installation cavity of motor one, motor two, battery are provided with the installation cavity of motor two
Battery is provided with installation cavity, screw mandrel is provided with the installation cavity of motor two, one end of the screw mandrel extends to the installation cavity of motor one
In and the output shaft of end and motor one be connected, the other end of the screw mandrel is rotatably arranged on the installation cavity of motor two
In, the motor two is arranged in the installation cavity of motor two along sliding axially for screw mandrel, has been connected through a screw thread on the screw mandrel
Feed screw nut, the motor two are connected by support with feed screw nut, stretch out the installation cavity of motor two simultaneously in the output shaft of motor two
And have joint in end set, erasing rubber chuck is provided with joint, erasing rubber, battery installation cavity are inserted with erasing rubber chuck
In be provided with controller, the motor one, motor two are electrically connected with the controller, and controller electrically connects with battery, the housing
The rotating forward switch of the rotating forward of controlled motor one, the reversal switch that controlled motor one inverts and the start and stop of controlled motor two are provided with outer wall
Switch.
A kind of 2. automatic eraser according to claim 1, it is characterised in that：The tail end of the housing is additionally provided with standby
Erasing rubber storehouse, end cap is detachably provided with standby erasing rubber storehouse.
A kind of 3. automatic eraser according to claim 1 or 2, it is characterised in that：The joint and erasing rubber chuck it
Between be provided with pressure sensor, pressure sensor is electrically connected with the controller.
A kind of 4. automatic eraser according to claim 1, it is characterised in that：The battery is lithium battery.
A kind of 5. automatic eraser according to claim 1, it is characterised in that：The erasing rubber chuck includes one end and opened
Mouthful cylindrical body, be provided with latasuture in the side wall of cylindrical body, be provided with the inner surface of cylindrical body and be used to clamp erasing rubber
Projection；Described projection is located at the outer end of cylindrical body.
A kind of 6. automatic eraser according to claim 1, it is characterised in that：It is provided with the installation cavity of motor one pair
Motor one carries out the denoiser or Sound-proof material of noise reduction.
A kind of 7. automatic eraser according to claim 1, it is characterised in that：It is provided with the installation cavity of motor two pair
Motor two carries out the denoiser or Sound-proof material of noise reduction.
A kind of 8. automatic eraser according to claim 1, it is characterised in that：If it is provided with the installation cavity of motor two
Dry root guide rail, several sliding blocks are provided with the motor two, the guide rail and sliding block are corresponded, and the sliding block, which slides, to be set
On corresponding guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720417483.4U CN206938294U (en) | 2017-04-20 | 2017-04-20 | A kind of automatic eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720417483.4U CN206938294U (en) | 2017-04-20 | 2017-04-20 | A kind of automatic eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206938294U true CN206938294U (en) | 2018-01-30 |
Family
ID=61359474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720417483.4U Expired - Fee Related CN206938294U (en) | 2017-04-20 | 2017-04-20 | A kind of automatic eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206938294U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110181976A (en) * | 2019-04-25 | 2019-08-30 | 天津备东文具有限公司 | A kind of automatic eraser |
| CN110239264A (en) * | 2019-06-25 | 2019-09-17 | 安徽一诺青春工业设计有限公司 | A kind of automatic eraser |
-
2017
- 2017-04-20 CN CN201720417483.4U patent/CN206938294U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110181976A (en) * | 2019-04-25 | 2019-08-30 | 天津备东文具有限公司 | A kind of automatic eraser |
| CN110239264A (en) * | 2019-06-25 | 2019-09-17 | 安徽一诺青春工业设计有限公司 | A kind of automatic eraser |
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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: 20180130 Termination date: 20190420 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |