CN209313913U - A kind of dedicated transmission mechanism of scanner - Google Patents
A kind of dedicated transmission mechanism of scanner Download PDFInfo
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- CN209313913U CN209313913U CN201920252795.3U CN201920252795U CN209313913U CN 209313913 U CN209313913 U CN 209313913U CN 201920252795 U CN201920252795 U CN 201920252795U CN 209313913 U CN209313913 U CN 209313913U
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- rack gear
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- guiding device
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a kind of dedicated transmission mechanism of scanner, including probe, the first guiding device, the second guiding device, transmission device and limiting device, first guiding device is arranged in parallel with the second guiding device, probe is connect with the first guiding device and the second guiding device respectively, transmission device is connect with probe, limiting device is set to one end of transmission device, and limiting device is electrically connected with transmission device.The utility model has the beneficial effects that structure is simple, and it is easily manufactured, it occupies little space, probe movement is driven using rack gear belt driver, so that probe operation is smooth, stability is high, probe position control accuracy is high, and dragging track is parallel and steady, improves scanning quality.
Description
Technical field
The utility model belongs to printing device technical field, more particularly, to a kind of dedicated transmission mechanism of scanner.
Background technique
Current scanline instrument has captured absolute market in office equipment field, the day required with people scanner
Benefit improves, and major scanner producer is also constantly to product up-gradation.The transmission mechanism of scanner is the core component of scanner,
Its precision directly affects the quality of scanning quality.
Current scanline instrument transmission mechanism there are the problem of: 1, to probe limit it is not accurate enough, cause scanning quality low；2,
It is poor to probe position control accuracy；3, probe dragging track is asymmetric.
Summary of the invention
In view of the above problems, problem to be solved in the utility model is to provide a kind of dedicated transmission mechanism of scanner, especially
It is suitble to scanner to use, structure is simple, and it is easily manufactured, it occupies little space, operation is smooth, and stability is high, probe position control
Precision is high, and dragging track is parallel and steady, improves scanning quality.
In order to solve the above technical problems, the technical solution adopted in the utility model is: a kind of dedicated transmission mechanism of scanner,
Including probe, the first guiding device, the second guiding device, transmission device and limiting device, the first guiding device is led with second
It is arranged in parallel to device, probe is connect with the first guiding device and the second guiding device respectively, and transmission device and probe connect
It connects, limiting device is set to one end of transmission device, and limiting device is electrically connected with transmission device.
Further, transmission device includes power drive unit, intermediate gearing and rack gear belt driver, and power drives
Dynamic device is connect with intermediate gearing, and intermediate gearing is connect with rack gear belt driver.
Further, rack gear belt driver includes rack gear band main driving wheel, rack gear band and rack gear band driven wheel, rack gear band
On rack gear band main driving wheel and rack gear band driven wheel, rack gear band main driving wheel is connect with intermediate gearing, on probe
Equipped with rack gear trough of belt, rack gear band is connect with rack gear trough of belt.
Further, power drive unit includes motor and motor gear, and motor gear is connect with motor, motor gear with
Intermediate gearing matches.
Further, the first guiding device includes the first track, track sleeves and track axle sleeve, and track axle sleeve is sheathed on the
On one track, track sleeves are sheathed on axis of an orbit and put on, and track sleeves are connect with probe.
Further, the first track and track axle sleeve are clearance fit.
Further, the second guiding device includes the second track and track pulley, and track pulley is connect with probe, and first
Track is matched with track pulley.
Further, limiting device includes limit sensors and spacing lever, and spacing lever is connect with probe, limits shelves
Bar is matched with limit sensors.
Further, limit sensors are photosensitive sensor.
The utility model has the advantages and positive effects of: due to the adoption of the above technical scheme, so that scanner is dedicated
Drive mechanism structure is simple, easily manufactured, and probe connects with the first guiding device, the second guiding device and transmission device respectively
It connects, occupies little space, probe movement is driven using rack gear belt driver, so that probe operation is smooth, stability is high, tool
Have a limiting device, probe position control accuracy is high, the parallel track of the track of the first guiding device and the second guiding device and
Steadily, so that probe is stable, scanning quality is improved.
Detailed description of the invention
Fig. 1 is the schematic perspective view of an embodiment of the utility model；
Fig. 2 is the motor driven part isometric structural schematic diagram of an embodiment of the utility model；
Fig. 3 is the bottom view of an embodiment of the utility model；
Fig. 4 is the top view of an embodiment of the utility model.
In figure:
1, motor 2, motor cover board 3, motor gear
4, motor mount plate 5, intermediate gear 6, rack gear band main driving wheel
7, rack gear band 8, rack gear trough of belt 9, rack gear band driven wheel
10, probe 11, the first track 12, the second track
13, track axle sleeve 14, track sleeves 15, track pulley
16, limit sensors 17, spacing lever
Specific embodiment
The utility model is described further in the following with reference to the drawings and specific embodiments.
Fig. 1 shows the structural schematic diagram of an embodiment of the present invention, and the structure and company of the present embodiment has been shown in particular
Relationship is connect, the present embodiment is related to a kind of dedicated transmission mechanism of scanner, uses for scanner, the dedicated transmission mechanism of the scanner
Using rack gear V belt translation, structure is simple, easily manufactured, occupies little space, and operation is smooth, and stability is high, probe position control
Precision is high, and dragging track is parallel and steady, improves scanning quality.
The dedicated transmission mechanism of above-mentioned scanner as shown in Figs 1-4, including probe 10, the first guiding device, second is led
To device, transmission device and limiting device, the first guiding device is arranged in parallel with the second guiding device, and probe 10 is respectively with
One guiding device and the connection of the second guiding device, for scanning, the first guiding device and the second guiding device are used for probe 10
Probe 10 is oriented to, so that probe 10 runs smoothly in scanning moving process, transmission device and probe 10 connect
It connects, transmission device is scanned, position control accuracy is high, and limiting device is set to transmission for driving probe 10 to move back and forth
One end of device, and limiting device is electrically connected with transmission device, limiting device realizes probe for controlling transmission device movement
10 reciprocating motion.
Specifically, above-mentioned transmission device includes power drive unit, intermediate gearing and rack gear belt driver, is moved
Force driving device is connect with intermediate gearing, and intermediate gearing is connect with rack gear belt driver, power drive unit band
Dynamic intermediate gearing movement, intermediate gearing band carry-over bar belt driver act, rack gear belt driver and probe
10 connections, rack gear belt driver drive probe to carry out linear reciprocating motion, realize scanning.The power drive unit includes horse
Up to 1 and motor gear 3, motor gear 3 is connect with motor 1, drives motor gear 3 to rotate by motor 1, motor 1 passes through motor
Mounting plate 4 is mounted in the main structure of scanner, which is plate structure, is installed convenient for motor 1, motor peace
Loading board 4 is by the way that in the connectors such as bolt and scanner main structure, convenient for the disassembly of motor 1, motor 1 is fixedly mounted on motor peace
On the one side of loading board 4, and position corresponding with motor 1 is equipped with passing through in motor mount plate 4, convenient for the transmission of motor 1
Axis passes through the through-hole and extends the another side of motor mount plate 4, and motor gear 3 is mounted on motor drive shaft, and motor
Gear 3 and motor 1 are located at the two sides of motor mount plate 4, the occupied space of scanner are reduced, so that scanner structure is tight
It gathers.Here motor mount plate 4 is metal plate, low manufacture cost.
Motor gear 3 is matched with intermediate gearing, and the intermediate gearing and motor gear 3 are mounted on motor installation
The same side of plate 4, and intermediate gearing is connect by bearing and rotation axis with motor mount plate 4, intermediate transmission transmission is preferred
For intermediate gear 5, which is meshed with motor gear 3, carries out the transmitting of power.Here, it is installed with intermediate gear 5
It is provided with through-hole in the corresponding motor mount plate 4 in position, bearing is installed in the through hole, and is equipped with and turns in bearing
Moving axis, rotation axis are connect with intermediate gear 5, and intermediate gear 5 is freely rotated, and carry out the transmitting of motor power.
Above-mentioned rack gear belt driver includes rack gear band main driving wheel 6, rack gear band 7 and rack gear band driven wheel 9, rack gear band
Main driving wheel 6 is mounted in motor mount plate 4 by rotation axis and bearing, and rack gear band main driving wheel 6 is located at intermediate gear 5
The same side of motor mount plate 4, and rack gear band main driving wheel 6 is meshed with intermediate gear 5, carries out the transmission of power.In motor
Mounting hole is provided on mounting plate 4, bearing is mounted in the mounting hole, and rotation axis is equipped in the bearing, the main biography of rack gear band
Driving wheel is installed on the rotating shaft, and rack gear band main driving wheel is engaged with intermediate gear, is pacified in rack gear band main driving wheel 6 far from motor
The one side of loading board 4 is equipped with rack gear band head pulley, and rack gear band head pulley and rack gear band main driving wheel 6 are coaxially disposed, and is convenient for tooth
Band main driving wheel 6 is rotated with carry-over bar band head pulley, and one end of rack gear band 7 is sleeved on rack gear band head pulley.
Rack gear band driven wheel 9, rack gear band driven wheel 9 and rack gear band head pulley position are installed in scanner main structure
In on same straight line, and rack gear is the simple scanning stroke of probe 10 with the distance between head pulley with driven wheel 9 and rack gear,
It is scanned convenient for probe 10.Rack gear band 7 is sleeved on rack gear band driven wheel 9, passes through rack gear band head pulley band carry-over bar
Band driven wheel 9 rotates, and realizes the rotation of rack gear band 7.
It is also equipped with motor cover board 2 in the motor mount plate 4, which is mounted on the ipsilateral of motor 1, and will
Motor 1 is wrapped up, so that motor 1 is not contacted with the external world, extends the service life of motor 1.
Rack gear trough of belt 8 is installed on probe 10, is connect by the rack gear trough of belt 8 with rack gear band 7, rack gear band 7 is installed
In rack gear trough of belt 8, rack gear band 7 rotates and then probe 10 is driven to move, and realizes that probe 10 moves back and forth, is scanned.
The rack gear band 7 is commercial product, is selected according to actual needs, and 8 structure of rack gear trough of belt and 7 shape of rack gear band are adapted, just
It is mounted in rack gear trough of belt 8 in the clamping of rack gear band 7.Rack gear band 7 is vertically arranged with probe 10, convenient for probe 10 in rack gear band
It moves back and forth under 7 drive.
The first above-mentioned guiding device is for being scanned the movement of probe 10, first guiding device and rack gear band
7 are arranged in parallel, including the first track 11, track sleeves 14 and track axle sleeve 13, and the both ends of the first track 11 are separately mounted to sweep
It retouches in instrument main structure, and the first track 11 is arranged in parallel with rack gear band 7, convenient for being oriented to probe 10, track axle sleeve
13 are set on the first track 11, and track sleeves 14 are sleeved on track axle sleeve 13, and track sleeves 14 are connect with probe 10,
So that probe 10 is moved linearly by track axle sleeve 13 and track sleeves 14 along the first track 11, track axle sleeve 13 with
Fit system between first track 11 is clearance fit, is slided on the first track 11 convenient for track axle sleeve 13, and then be convenient for
Probe 10 is moved freely on the first track 11.The setting of track axle sleeve 13 reduces track sleeves 14 and the first track
Friction between 11, while being convenient for the installation of probe 10 and track sleeves 14, improve the service life of the first guiding device.This
In, the first track 11 is cylindrical structure, is commercial product, is selected according to actual needs.First guiding device is located at tooth
The side of belt driver, the second guiding device are located at the other side of rack gear belt driver, and the first guiding device and
The distance between two guiding devices be less than probe 10 length, convenient for probe 10 both ends respectively with the first guiding device and
Second guiding device connection, so that probe 10 is moved along the first guiding device and the second guiding device.
Second guiding device include the second track 12 and track pulley 15, the both ends of the second track 12 respectively with scanner
Main structure connection, and the second track 12 is arranged in parallel with the first track 11, track pulley 15 is connect with probe 10, and track is sliding
Wheel 15 is mounted on the one side that probe 10 is in contact with the second track 12, and the second track 12 matches with track pulley 15
It closes, so that probe 10 is moved linearly by track pulley 15 along the second track 12.Here, the second track 12 is cylinder
Body structure is commercial product, is selected according to actual needs.Track pulley 15 has sliding slot, the shape of sliding slot and the second rail
The shape in road 12 is adapted, and is mounted on the second track 12 convenient for track pulley 15, and slided along the second track 12.The
One track 11 is arranged in parallel with the second track 12, and height is identical during installation for the first track 11 and the second track 12, is located at same
In one plane, it is scanned convenient for 10 holding level of probe.
Scheme is advanced optimized, the dedicated transmission mechanism of the scanner further includes limiting device, which includes limit
Sensor 16 and spacing lever 17, limit sensors 16 are mounted in scanner main structure, and limit sensors 16 are located at tooth
One end of belt driver, when least significant end convenient for moving to stroke, commutate, so that probe 10 carries out reciprocating linear
Movement.Above-mentioned spacing lever 17 is connect with probe 10, and spacing lever 17 is mounted on probe 10, and with track pulley 15
It is mounted on the same side of probe 10, spacing lever 17 is matched with limit sensors 16, carries out positive and negative rotation control to motor 1
System, and then control the reciprocating movement of probe 10 and be scanned.Preferably, which is photosensitive sensor, limits shelves
Bar 17 can pass through photosensitive sensor.The photosensitive sensor is electrically connected with motor 1, when mobile with probe 10, spacing lever
17 move to photosensitive sensor and pass through photosensitive sensor when, photosensitive sensor is blocked, photosensitive sensor passes signal
It passs motor 1 to be rotated backward after motor 1 receives the signal of photosensitive sensor, and then anti-with carry-over bar belt driver
To rotation, and then probe 10 is driven to carry out counter motion, realizes that probe 10 moves back and forth.
The course of work of the present embodiment: when scanner starting, the rotation of motor 1 drives motor gear 3 to rotate, motor gear
3 rotations drive intermediate gear rotation 5, and the rotation band carry-over bar band main driving wheel 6 of intermediate gear 5 rotates, 6 turns of main driving wheel of rack gear band
Dynamic band carry-over bar band 7 moves, and the movement of rack gear band 7 band carry-over bar trough of belt 8 and probe 10 are moved forward and backward, the track on probe 10
Pulley 15 is slided along the second track 12, and track axle sleeve 13, track sleeves 14 are slided along the first track 11, when probe 10 is sliding
When moving to avris, spacing lever 17 slides into photosensitive sensor position, and motor 1 starts to commutate, and 10 opposite direction of probe is slided
It is dynamic.
The utility model has the advantages and positive effects of: due to the adoption of the above technical scheme, so that scanner is dedicated
Drive mechanism structure is simple, easily manufactured, and probe connects with the first guiding device, the second guiding device and transmission device respectively
It connects, occupies little space, probe movement is driven using rack gear belt driver, so that probe operation is smooth, stability is high, tool
Have a limiting device, probe position control accuracy is high, the parallel track of the track of the first guiding device and the second guiding device and
Steadily, so that probe is stable, scanning quality is improved.
One embodiment of the utility model is described in detail above, but the content is only the utility model
Preferred embodiment should not be considered as limiting the scope of the present invention.It is all to be made according to application scope of the utility model
All the changes and improvements etc., should still belong within the patent covering scope of the utility model.
Claims (9)
1. a kind of dedicated transmission mechanism of scanner, it is characterised in that: including probe, the first guiding device, the second guiding device,
Transmission device and limiting device, first guiding device are arranged in parallel with second guiding device, the probe difference
It is connect with first guiding device and second guiding device, the transmission device is connect with the probe, the limit
Position device is set to one end of the transmission device, and the limiting device is electrically connected with the transmission device.
2. the dedicated transmission mechanism of scanner according to claim 1, it is characterised in that: the transmission device includes that power drives
Dynamic device, intermediate gearing and rack gear belt driver, the power drive unit are connect with the intermediate gearing, institute
Intermediate gearing is stated to connect with the rack gear belt driver.
3. the dedicated transmission mechanism of scanner according to claim 2, it is characterised in that: the rack gear belt driver includes
Rack gear band main driving wheel, rack gear band and rack gear band driven wheel, the rack gear band are set to rack gear band main driving wheel and the tooth
On band driven wheel, the rack gear band main driving wheel is connect with the intermediate gearing, and the probe is equipped with rack gear band
Slot, the rack gear band are connect with the rack gear trough of belt.
4. the dedicated transmission mechanism of scanner according to claim 2 or 3, it is characterised in that: the power drive unit packet
Motor and motor gear are included, the motor gear is connect with the motor, the motor gear and the intermediate gearing phase
Cooperation.
5. the dedicated transmission mechanism of scanner according to claim 4, it is characterised in that: first guiding device includes the
One track, track sleeves and track axle sleeve, the track axle sleeve are sheathed on first track, and the track sleeves are sheathed on
The axis of an orbit is put on, and the track sleeves are connect with the probe.
6. the dedicated transmission mechanism of scanner according to claim 5, it is characterised in that: first track and the track
Axle sleeve is clearance fit.
7. the dedicated transmission mechanism of scanner according to claim 6, it is characterised in that: second guiding device includes the
Two tracks and track pulley, the track pulley are connect with the probe, and first track and the track pulley match
It closes.
8. according to the dedicated transmission mechanism of scanner described in claim 5 or 6 or 7, it is characterised in that: the limiting device includes
Limit sensors and spacing lever, the spacing lever are connect with the probe, and the spacing lever and the limit sense
Device matches.
9. the dedicated transmission mechanism of scanner according to claim 8, it is characterised in that: the limit sensors are photosensitive biography
Sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920252795.3U CN209313913U (en) | 2019-02-26 | 2019-02-26 | A kind of dedicated transmission mechanism of scanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920252795.3U CN209313913U (en) | 2019-02-26 | 2019-02-26 | A kind of dedicated transmission mechanism of scanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209313913U true CN209313913U (en) | 2019-08-27 |
Family
ID=67681860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920252795.3U Active CN209313913U (en) | 2019-02-26 | 2019-02-26 | A kind of dedicated transmission mechanism of scanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209313913U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111432091A (en) * | 2020-04-22 | 2020-07-17 | 蔺冠英 | Scanner capable of walking on surface of planar material to scan and extract surface pattern thereof |
| CN113873093A (en) * | 2021-10-19 | 2021-12-31 | 上海汉图科技有限公司 | Scanner |
-
2019
- 2019-02-26 CN CN201920252795.3U patent/CN209313913U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111432091A (en) * | 2020-04-22 | 2020-07-17 | 蔺冠英 | Scanner capable of walking on surface of planar material to scan and extract surface pattern thereof |
| CN111432091B (en) * | 2020-04-22 | 2024-12-31 | 蔺冠英 | A scanner that can walk on the surface of a flat material to scan and extract its surface pattern |
| CN113873093A (en) * | 2021-10-19 | 2021-12-31 | 上海汉图科技有限公司 | Scanner |
| CN113873093B (en) * | 2021-10-19 | 2025-02-25 | 上海汉图科技有限公司 | Scanner |
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