CN207622696U - A kind of linear grating ruler structure - Google Patents
A kind of linear grating ruler structure Download PDFInfo
- Publication number
- CN207622696U CN207622696U CN201721604411.7U CN201721604411U CN207622696U CN 207622696 U CN207622696 U CN 207622696U CN 201721604411 U CN201721604411 U CN 201721604411U CN 207622696 U CN207622696 U CN 207622696U
- Authority
- CN
- China
- Prior art keywords
- ruler
- graduated scale
- reading head
- ruler body
- vehicle body
- 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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- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model discloses a kind of linear grating ruler structures, it is desirable to provide it is a kind of it is simple in structure, impact strength is high, light weight, linear grating ruler structure at low cost.The utility model includes ruler body, reading head and graduated scale, graduated scale is arranged inside ruler body, measurement trolley is provided on reading head, reading head is slidably matched by measuring trolley with ruler body, it includes vehicle body, several rolling bearings and the sender unit and signal receiving device that are separately positioned on vehicle body both sides to measure trolley, vehicle body is matched by several rolling bearings with graduated scale, and graduated scale is between sender unit and signal receiving device, and vehicle body is by ABS material injection molding.The utility model is applied to measure the technical field of feedback device.
Description
Technical field
The utility model is related to measure the technical field of feedback device, more particularly to a kind of linear grating ruler structure.
Background technology
Grating scale is a kind of device of detection straight-line displacement, is mainly used on lathe and detection device, currently on the market
Existing grating scale, mainly by blade, graduated scale, reading head, sealing strip and end, this several part forms.The measurement of reading head
Trolley generally use aluminum alloy material die casting forms, and after cumbersome processing program, to be also surface-treated, then
It can assemble, and in the prior art, the measurement trolley quality weight of reading head, when machine tool high speed moves, measure trolley and will produce jump
It is dynamic, to influence measurement accuracy.
Utility model content
Technical problem to be solved in the utility model be overcome the deficiencies of the prior art and provide it is a kind of it is simple in structure,
Impact strength height, light weight, linear grating ruler structure at low cost.
Technical solution used by the utility model is：The utility model includes ruler body, reading head and graduated scale, the quarter
It spends ruler to be arranged inside the ruler body, measurement trolley is provided on the reading head, the reading head passes through the measurement trolley
It is slidably matched with the ruler body, the measurement trolley includes vehicle body, several rolling bearings and is separately positioned on the vehicle body two
The sender unit and signal receiving device of side, the vehicle body are matched by several rolling bearings and the graduated scale
It closes, between the sender unit and the signal receiving device, the vehicle body is molded the graduated scale by ABS material
Molding.
Further, several rolling bearings are divided into two rolling bearings being axially arranged one and three rollings being radially arranged
Bearing two, the rolling bearing one are close to the side of the graduated scale, and the rolling bearing two is close to the surface of the graduated scale.
Further, the both ends of the ruler body are installed with ruler body end lid, the ruler body end lid by buckle with it is described
Ruler body is connected, and the ruler body end, which covers, is provided with tapped through hole, and the ruler body is fixedly installed to outer by the ruler body end lid
In portion's equipment.
Further, the sender unit and the signal receiving device are photoelectric sensor.
Further, cable is provided on the reading head, one end of the cable is connected with the reading head, another
End is provided with connector, and the reading head is connected by the cable with external equipment.
Further, the graduated scale is made by glass, and grating strain line is scored on the surface of the graduated scale.
The utility model has the beneficial effects that：Since the utility model includes ruler body, reading head and graduated scale, the scale
Ruler is arranged inside the ruler body, is provided with measurement trolley on the reading head, the reading head by the measurements trolley and
The ruler body is slidably matched, and the measurement trolley includes vehicle body, several rolling bearings and is separately positioned on the vehicle body both sides
Sender unit and signal receiving device, the vehicle body matched by several rolling bearings with the graduated scale,
Between the sender unit and the signal receiving device, the vehicle body is molded into the graduated scale by ABS material
Type, so, the utility model is simple in structure, and the vehicle body synthesizes ABS material using super high impact type, is molded by precision die
Molding, has the advantages that light weight, good stability of the dimension, oil resistivity are good, has fabulous impact strength.And add without follow-up
Work is directly mounted to inside the ruler body, saves production cost.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the exploded perspective view of the utility model；
Fig. 3 is the structural schematic diagram that the utility model measures trolley.
Specific implementation mode
As shown in Figure 1 to Figure 3, in the present embodiment, the utility model includes ruler body 1, reading head 2 and graduated scale 3, described
Graduated scale 3 is arranged inside the ruler body 1, is provided on the reading head 2 and measures trolley 4, and the reading head 2 passes through the survey
Amount trolley 4 is slidably matched with the ruler body 1, and the measurement trolley 4 includes vehicle body 41, several rolling bearings 42 and is respectively set
Sender unit 43 and signal receiving device 44 in 41 both sides of the vehicle body, the vehicle body 41 pass through several axis of rolling
It holds 42 to match with the graduated scale 3, the graduated scale 3 is located at the sender unit 43 and the signal receiving device 44
Between, the measurement trolley 4 is by ABS material injection molding.In this design, the reading head 2 is by the measurement trolley 4 in institute
State and slided on ruler body 1, and by be arranged it is described measure trolley 4 sender unit 43 and the signal receiving device 44 come
The graduated scale 3 is coordinated to measure shift length；The vehicle body 41 synthesizes ABS material using super high impact type, passes through accurate mould
Have injection molding, have the advantages that light weight, good stability of the dimension, oil resistivity are good, there is fabulous impact strength, in several institutes
Under the cooperation for stating rolling bearing 42, can in the ruler body 1 stable movement, ensure that measurement accuracy, and do not have to following process,
It is directly mounted to inside the ruler body 1, saves production cost.
In the present embodiment, several rolling bearings 42 are divided to for two rolling bearings being axially arranged, one 42A and three radial direction
Two 42B of rolling bearing of setting, one 42A of the rolling bearing are close to the side of the graduated scale 3, two 42B of the rolling bearing
It is close to the surface of the graduated scale 3.In this design, one 42A of the rolling bearing and the rolling bearing 42B respectively with the quarter
Side and the surface snug fit for spending ruler 3, ensure that the measurement trolley 4 can be while smooth sliding on the graduated scale 3
It avoids the measurement trolley 4 and is generating bounce in the vibration because of external equipment, it is ensured that measurement accuracy is not by external factor shadow
It rings.
In the present embodiment, the both ends of the ruler body 1 are installed with ruler body end lid 5, and the ruler body end lid 5 passes through buckle
It is connected with the ruler body 1, tapped through hole 51 is provided on the ruler body end lid 5, the ruler body 1 passes through 1 end cap of ruler body
It is fixedly installed on external equipment.In this design, the ruler body end lid 5 is mounted on to the both ends of the ruler body 1, side by buckling
Just while dismounting ruler body end lid 5, facilitate the inside that the measurement trolley 4 is assembled to the ruler body 1；Pass through the ruler
The ruler body 1 is installed on external equipment by the tapped through hole 51 on body end lid 5, facilitates the dismounting of the ruler body 1.
In the present embodiment, the sender unit 43 and the signal receiving device 44 are photoelectric sensor.This
In design, for the measurement trolley 4 when being slided on the graduated scale 3, the sender unit 43 sends out photosignal, photoelectricity
Signal can scan the grating line on the graduated scale 3, be electric signal by light intensity change transitions, then received by the signal
Device 44 receives, and feeds back to the reading head 2.
In the present embodiment, cable is provided on the reading head 2, one end of the cable is connected with the reading head 2
It connects, the other end is provided with connector, and the reading head 2 is connected by the cable with external equipment.In this design, the reading
After receiving 44 feedack of the signal receiving device for several 2, signal is fed back to by external equipment by the cable
In control system.
In the present embodiment, the graduated scale 3 is made by glass, and light is scored on the surface of the graduated scale 3
Grid line line.
The utility model is applied to measure the technical field of feedback device.
Although the embodiments of the present invention are described with practical solution, does not constitute the utility model is contained
Justice limitation, for those skilled in the art, according to this specification to the modification of its embodiment and with the group of other schemes
Conjunction will be apparent from.
Claims (6)
1. a kind of linear grating ruler structure, it is characterised in that：It includes ruler body（1）, reading head（2）And graduated scale（3）, the quarter
Spend ruler（3）It is arranged in the ruler body（1）Inside, the reading head（2）On be provided with measurement trolley（4）, the reading head（2）It is logical
Cross the measurement trolley（4）With the ruler body（1）It is slidably matched, the measurement trolley（4）Including vehicle body（41）, several rolling
Bearing（42）And it is separately positioned on the vehicle body（41）The sender unit of both sides（43）And signal receiving device（44）, described
Vehicle body（41）Pass through several rolling bearings（42）With the graduated scale（3）It matches, the graduated scale（3）Positioned at the letter
Number emitter（43）And the signal receiving device（44）Between, the vehicle body（41）By ABS material injection molding.
2. a kind of linear grating ruler structure according to claim 1, it is characterised in that：Several rolling bearings（42）It is divided into two
A rolling bearing one being axially arranged（42A）And three rolling bearings two being radially arranged（42B）, the rolling bearing one
（42A）It is close to the graduated scale（3）Side, the rolling bearing two（42B）It is close to the graduated scale（3）Surface.
3. a kind of linear grating ruler structure according to claim 1, it is characterised in that：The ruler body（1）Both ends fix
Ruler body end lid is installed（5）, the ruler body end lid（5）Pass through buckle and the ruler body（1）It is connected, the ruler body end lid（5）
On be provided with tapped through hole（51）, the ruler body（1）Pass through the ruler body（1）End cap is fixedly installed on external equipment.
4. a kind of linear grating ruler structure according to claim 1, it is characterised in that：The sender unit（43）And
The signal receiving device（44）It is photoelectric sensor.
5. a kind of linear grating ruler structure according to claim 1, it is characterised in that：The reading head（2）On be provided with
Cable, one end of the cable and the reading head（2）It is connected, the other end is provided with connector, the reading head（2）Pass through
The cable is connected with external equipment.
6. a kind of linear grating ruler structure according to claim 1, it is characterised in that：The graduated scale（3）By glass system
It forms, in the graduated scale（3）Surface on be scored with grating strain line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721604411.7U CN207622696U (en) | 2017-11-27 | 2017-11-27 | A kind of linear grating ruler structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721604411.7U CN207622696U (en) | 2017-11-27 | 2017-11-27 | A kind of linear grating ruler structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207622696U true CN207622696U (en) | 2018-07-17 |
Family
ID=62823916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721604411.7U Expired - Fee Related CN207622696U (en) | 2017-11-27 | 2017-11-27 | A kind of linear grating ruler structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207622696U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111623710A (en) * | 2020-04-21 | 2020-09-04 | 广州市信诺光栅数显有限公司 | Grating ruler reading head pulley based on high-strength high-modulus fiber material |
-
2017
- 2017-11-27 CN CN201721604411.7U patent/CN207622696U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111623710A (en) * | 2020-04-21 | 2020-09-04 | 广州市信诺光栅数显有限公司 | Grating ruler reading head pulley based on high-strength high-modulus fiber material |
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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: 20180717 Termination date: 20191127 |