CN206803918U - A kind of steel tube inner hole linearity testing apparatus - Google Patents
A kind of steel tube inner hole linearity testing apparatus Download PDFInfo
- Publication number
- CN206803918U CN206803918U CN201720514214.XU CN201720514214U CN206803918U CN 206803918 U CN206803918 U CN 206803918U CN 201720514214 U CN201720514214 U CN 201720514214U CN 206803918 U CN206803918 U CN 206803918U
- Authority
- CN
- China
- Prior art keywords
- slide rail
- push rod
- sliding block
- tube inner
- inner hole
- 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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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a kind of steel tube inner hole linearity testing apparatus, including slide rail, the sliding block being arranged above the slide rail and the dial gauge being arranged in the middle part of the sliding block, push rod holder is provided with above described slide rail one end, rolling bearing is provided with below the slide rail other end, is provided with slotted hole in the middle part of the slide rail, the lower end of the dial gauge is through the slotted hole, the side of the sliding block is connected with push rod, and the push rod is through the push rod holder.In use, promoting the sliding block to be slided on the slide rail by the push rod, the lower end of the dial gauge is mutually butted on the inwall of steel pipe, measures the linearity of steel tube inner hole in real time.The utility model is simple in construction, low manufacture cost, easy to use, reliable, improves production efficiency, and testing result is more directly perceived, and accuracy of detection is high.
Description
【Technical field】
Product detection device technical field is the utility model is related to, more particularly to a kind of steel tube inner hole Linearity surveying dress
Put.
【Background technology】
In the manufacturing of steel pipe, need to carry out the detection of steel tube inner hole linearity for some accurate short steel pipes,
Existing detection mode is mainly coordinated using edge of a knife straight steel ruler and clearance gauge to be detected, by edge of a knife straight steel ruler along outer diameter of steel pipes axle
Placed to direction, reuse clearance gauge to being detected at gap, and two and more than two directions are detected in cross-wise direction, with
Ensure to draw accurate linearity numerical value.As depicted in figs. 1 and 2, in the axially placed edge of a knife straight steel ruler 01 of steel pipe 03, make
The lower end of the edge of a knife straight steel ruler 01 is mutually butted on the outer surface of the steel pipe 03, and with clearance gauge 02 to edge of a knife straight steel ruler 01 and steel pipe
Detected in gap between 03；The edge of a knife straight steel ruler 01 is rotated to an angle around the axle center of steel pipe 03, again with plug
Chi 02 detects to the gap between edge of a knife straight steel ruler 01 and steel pipe 03, draws accurate testing result.Using this
Detection mode is the linearity of indirect measurement steel tube inner hole, and its limitation is larger, and the accuracy of testing result, authenticity are by steel
Whether thickness of pipe wall uniformly has a great influence, and easily causes flase drop, missing inspection.
【Utility model content】
In view of this, it is overcome the deficiencies in the prior art, the utility model provides a kind of steel tube inner hole Linearity surveying dress
Put, axially measured by setting dial gauge directly to be carried out to steel pipe inner wall, the jerk value of dial gauge hand of dial is i.e. true, direct
The linearity for reflecting steel tube inner hole, its is easy to use, improves production efficiency, and accuracy of detection is high, and testing result is more directly perceived,
It effectively prevent the various unnecessary puzzlements that flase drop is brought.
To achieve the above object, the technical solution of the utility model is as follows：
A kind of steel tube inner hole linearity testing apparatus, including slide rail, the sliding block being arranged above the slide rail and setting
Dial gauge in the middle part of the sliding block, push rod holder, the lower section of the slide rail other end are provided with above described slide rail one end
Rolling bearing is provided with, is provided with slotted hole in the middle part of the slide rail, the lower end of the dial gauge is through the slotted hole, institute
The side for stating sliding block is connected with push rod, and the push rod is through the push rod holder, in use, by described in push rod promotion
Sliding block slides on the slide rail, and the lower end of the dial gauge is mutually butted on the inwall of steel pipe, measures the straight line of steel tube inner hole in real time
Degree.
Preferably, one end of the push rod is provided with draw ring, it is easy to use.
Further, the bottom of the slide rail is provided with two boss, and the protruding outer end face of two boss is same
One horizontal plane, the setting of the boss, the processing request of the slide rail is reduced, improve the precision of detection.
Further, the dial plate that the dial gauge upper end is set is parallel with the cross section of the slide rail, and corresponding to described
One end of push rod, it is easy to when promoting the push rod, the jerk value of dial gauge hand of dial described in Real Time Observation.
Further, the lower end of the dial gauge is less than the boss bottom surface 2-6mm.
Design principle of the present utility model is：Hundred are fixedly arranged in the middle of by setting slide rail and sliding block, and in the sliding block
Dividing table, the dial gauge is sequentially passed through in the sliding block and the slide rail, and the side of described sliding block one end is provided with push rod,
By manipulating the push rod, the sliding block is driven to slide, so as to drive the dial gauge to carry out the detection of steel tube inner hole linearity.
The beneficial effects of the utility model are：Simple in construction, low manufacture cost is easy to use, reliable, improves production effect
Rate, testing result is more directly perceived, and accuracy of detection is high.
【Brief description of the drawings】
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of existing steel tube inner hole linearity testing apparatus；
Fig. 2 is Fig. 1 right view；
Fig. 3 is structural representation of the present utility model；
Fig. 4 is Fig. 3 sectional view；
Fig. 5 is use state diagram of the present utility model.
In figure, 01, edge of a knife straight steel ruler, 02, clearance gauge, 03, steel pipe, 1, slide rail, 2, sliding block, 3, dial gauge, 4, push rod holder,
5th, push rod, 6, draw ring, 7, boss, 8, rolling bearing, 9, slotted hole, 10, steel pipe.
【Embodiment】
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Reference picture 3 and Fig. 4, a kind of steel tube inner hole linearity testing apparatus, including slide rail 1, it is arranged at the top of slide rail 1
Sliding block 2 and be arranged at the dial gauge 3 at the middle part of the sliding block 2, be provided with push rod holder 4, institute above described one end of slide rail 1
State and rolling bearing 8 is provided with below the other end of slide rail 1, the middle part of the slide rail 1 is provided with slotted hole 9, the dial gauge 3
Through the slotted hole 9, the side of the sliding block 2 is connected with push rod 5 for lower end, and the push rod 5 is through the push rod holder
4.The push rod 5 promotes the sliding block 2 to be slided on the slide rail 1, while drives the dial gauge 3 in the slotted hole 9
It is mobile, the linearity of steel tube inner hole is measured in real time.
One end of the push rod 5 is provided with draw ring 6, and its is easy to use.
The bottom of the slide rail 1 is provided with two boss 7, and the protruding outer end face of two boss 7 is same level
Face, the setting of the boss 7, the processing request of the slide rail 1 is reduced, improve the precision of detection.
The dial plate that the upper end of dial gauge 3 is set is parallel with the cross section of the slide rail 1, and corresponding to the push rod 5
One end, it is easy to when promoting the push rod 5, the jerk value of the hand of dial of dial gauge 3 described in Real Time Observation.
As shown in Figures 3 to 5, before use, adjusting the installation site of the dial gauge 3, the lower end of the dial gauge 3 is made
Less than three millimeters of 7 bottom surface of boss；Slide rail 1 is inserted in steel pipe 10 again, rolling bearing 8 rolls in steel pipe 10, drives and slides
Rail 1 moves ahead, and after the other end of rolling bearing 8 from steel pipe 10 skids off, the bottom of boss 7 is mutually butted on the inwall of steel pipe 10, and now hundred
The lower end of table 3 is divided to be compressed, it is coplanar with the bottom of boss 7；Push rod 5 is promoted, the sliding block 2 slides on the slide rail 1, together
When drive the dial gauge 3 to be moved in the slotted hole 9, in real time measure the endoporus of steel pipe 10 linearity.
The utility model is simple in construction, low manufacture cost, easy to use, reliable, improves production efficiency, testing result is more
Intuitively, accuracy of detection is high, effectively prevent the various unnecessary puzzlements that flase drop is brought.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (3)
- A kind of 1. steel tube inner hole linearity testing apparatus, it is characterised in that including slide rail, the sliding block being arranged above the slide rail And the dial gauge in the middle part of the sliding block is arranged at, push rod holder is provided with above described slide rail one end, the slide rail is another Rolling bearing is provided with below end, is provided with slotted hole in the middle part of the slide rail, the lower end of the dial gauge is through described Slotted hole, the side of the sliding block are connected with push rod, and the push rod is through the push rod holder.
- A kind of 2. steel tube inner hole linearity testing apparatus according to claim 1, it is characterised in that one end of the push rod It is provided with draw ring.
- A kind of 3. steel tube inner hole linearity testing apparatus according to claim 1, it is characterised in that the bottom of the slide rail Two boss are provided with, and the protruding outer end face of two boss is same level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720514214.XU CN206803918U (en) | 2017-05-10 | 2017-05-10 | A kind of steel tube inner hole linearity testing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720514214.XU CN206803918U (en) | 2017-05-10 | 2017-05-10 | A kind of steel tube inner hole linearity testing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206803918U true CN206803918U (en) | 2017-12-26 |
Family
ID=60739865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720514214.XU Expired - Fee Related CN206803918U (en) | 2017-05-10 | 2017-05-10 | A kind of steel tube inner hole linearity testing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206803918U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109175012A (en) * | 2018-06-28 | 2019-01-11 | 江阴市龙和机械科技有限公司 | A kind of tube straightener for pipe of band detection straightness function |
| CN110727243A (en) * | 2019-11-05 | 2020-01-24 | 中原工学院 | Modularization straightness accuracy on-line measuring device |
| CN113405434A (en) * | 2021-07-11 | 2021-09-17 | 湖南金源柯重工科技有限公司 | Oil cylinder barrel processing and checking device |
-
2017
- 2017-05-10 CN CN201720514214.XU patent/CN206803918U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109175012A (en) * | 2018-06-28 | 2019-01-11 | 江阴市龙和机械科技有限公司 | A kind of tube straightener for pipe of band detection straightness function |
| CN110727243A (en) * | 2019-11-05 | 2020-01-24 | 中原工学院 | Modularization straightness accuracy on-line measuring device |
| CN113405434A (en) * | 2021-07-11 | 2021-09-17 | 湖南金源柯重工科技有限公司 | Oil cylinder barrel processing and checking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20210510 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |