CN202452909U - Micrometer for measuring depths of tanks and holes - Google Patents
Micrometer for measuring depths of tanks and holes Download PDFInfo
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- CN202452909U CN202452909U CN2012200782700U CN201220078270U CN202452909U CN 202452909 U CN202452909 U CN 202452909U CN 2012200782700 U CN2012200782700 U CN 2012200782700U CN 201220078270 U CN201220078270 U CN 201220078270U CN 202452909 U CN202452909 U CN 202452909U
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- measuring head
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Abstract
The utility model discloses a micrometer for measuring depths of tanks and holes, which comprises an arched scale holder, an upper measuring head and a lower measuring head, wherein the upper measuring head and the lower measuring head are arranged at the two ends of the arched scale holder; and the micrometer is characterized in that the lower end of the cylinder of the upper measuring head is a needle-shaped measuring head, and the upper end of the cylinder of the lower measuring head is provided with a contact sheet with an area larger than that of the cylinder of the measuring head. Because the upper measuring head of the micrometer disclosed by the utility model is provided with a needle-shaped measuring head, an operation that the upper measuring head is embedded in tanks and holes required to be measured can be facilitated, therefore, the problem that the cylinder of the upper measuring head is overlarge and can not complete measurement can be avoided; and on the other hand, according to the utility model, because the lower measuring head is provided with a contact sheet with a large area, the area (contacted with a measured object) of a measuring tool can be increased, thereby facilitating that the measured object is in a correct contact state so as to form a measurement datum conforming to original design requirements. The micrometer disclosed by the utility model has the advantage of accurate measurement and is convenient in operation.
Description
Technical field
The utility model relates to a kind of survey instrument, especially relates to a kind of milscale that is used for measuring flume, hole depth.
Background technology
In the prior art; Milscale is the common tool that article physical dimension is measured; Milscale comprises arc chi frame and the gauge head that is arranged at arc chi frame two ends; Its working method generally is to contact with the outside surface of article through gauge head to obtain data, and in measuring process, the contact condition of gauge head and article surface influences result's accuracy.And for the irregular outside surface of article; Gauge head and contacting of outside surface receive the restriction of article profile; In the depth of groove measuring process like outer surface; Gauge head need go deep into measuring in the groove, and whether accurately can the accuracy of its measurement result receive gauge head and stretch in the groove, contact with groove inside surface minimum point then and become measurement data major influence factors.As when measuring the upper surface depth of groove H of circular shear blade shown in Figure 1, as adopt standard milscale shown in Figure 2, then the gauge head size is identical up and down because of it; Be generally diameter and be Φ 6.5mm, and recess width is less than 6.5mm, last gauge head can't go deep in the groove; And for the bigger circular shear blade of tested article lower surface; The gauge head end face of Φ 6.5mm is not enough to effective support, or tested article such as circular shear blade can't be placed on the gauge head reposefully, so that it keeps correct taking measurement of an angle; The bottom surface is difficult to form correct measuring basis, can't accomplish measurement rapidly and accurately.
The utility model content
The purpose of the utility model is to provide a kind of milscale that is used for measuring flume, hole depth, and it can be used for measuring groove, hole depth on the tested article, has to measure accurate, easy to operate advantage.
The technical scheme that the utility model adopted is:
A kind of milscale that is used for measuring flume, hole depth; Comprise arc chi frame and last gauge head that is arranged at arc chi frame two ends and following gauge head; It is characterized in that: described cylinder lower end of going up gauge head is the pin type gauge head, and the said upper end of gauge head cylinder down is provided with the contact chip of area greater than the gauge head cylinder.
As the further improvement to the utility model, the syringe needle point of said pin type gauge head and the coaxial setting of last gauge head cylinder, said contact chip are the disks with the concentric setting of following gauge head cylinder.
As the further improvement to the utility model, described contact chip is 3 ~ 5:1 with the diameter proportion of following gauge head cylinder.
As the further improvement to the utility model, described gauge head up and down and contact chip are to be made by Hardmetal materials.
As the further improvement to the utility model, the diameter of described contact chip is φ 20 ~ 30mm, and thickness is 3 ~ 5mm.
The beneficial effect of the utility model is: because the last gauge head lower end of the utility model is provided with gauge head on the aciculiform; Can conveniently go up in groove that gauge head deeply need measure, the hole, can avoid because of the excessive problem that can't accomplish measurement of last gauge head cylinder, on the other hand; The utility model following gauge head be provided with the bigger contact chip of area; Can increase the contact area of survey instrument and tested article, be beneficial to tested article and be in correct contact condition, form the measuring basis that meets former designing requirement.Make the lower end of gauge head identical with theoretical measured parameter with the formed measurement space in last plane of last gauge head.The depth capacity that touches groove, hole that gauge head can be more accurate on this pin type, thus measuring error reduced to greatest extent, guarantee the accuracy of measurement data, and easy to operate, the measurement setup time weak point after tested article place on the contact chip, operating efficiency is high.
The micrometric depth gauge that the utility model can be used as standard uses, and is particularly useful for the grooved depth survey of carbide numerical control blade or wimet trough of belt blade.
Description of drawings
Below in conjunction with accompanying drawing the utility model is made further supplementary notes.
Fig. 1 is measured article structural representation.
Fig. 2 is the structural representation of milscale in the prior art.
Fig. 3 is the structural representation of the utility model.
Among the figure: the arc chi frame of 1-, the last gauge head of 2-gauge head: 201-, gauge head under the 202-, 3, following gauge head contact chip, 4, control device, 5-pin type gauge head.
Embodiment
Clearer for technical matters, technical scheme and beneficial effect that the utility model is solved, below in conjunction with accompanying drawing the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Embodiment 1
A kind of milscale that is used for measuring flume, hole depth; As shown in Figure 3; Comprise arc chi frame 1 and the gauge head 2 that is arranged at the segmental support two ends, gauge head 2 comprises that gauge head 201 reaches gauge head 202 down, by control device 4 controls that are arranged on arc chi frame 1 another end points; Can move gauge head 201 with respect to following gauge head 202, gauge head is the right cylinder of φ diameter 6.5mm up and down.Last gauge head 201 ends are provided with pin type gauge head 5, and following gauge head end is provided with the contact chip 3 greater than gauge head 2 cylinders, contact chip 3 diameter phi 20mm; Thickness is 2mm; The needle point of last gauge head 201 pin type gauge heads 5 and gauge head 2 cylinder concentric co-axial, following gauge head 202 and concentric setting of gauge head 2 cylinders, contact chip 3 is to be made by Hardmetal materials with last gauge head 201; Guarantee pin type gauge head 5, contact chip 3 and gauge head 2 cylinder concentricitys in the process, flatness complies with the national standard requirements.
Embodiment 2
A kind of milscale that is used for measuring flume, hole depth; As shown in Figure 3; Comprise arc chi frame 1 and the gauge head 2 that is arranged at the segmental support two ends, gauge head 2 comprises that gauge head 201 reaches gauge head 202 down, by control device 4 controls that are arranged on arc chi frame 1 another end points; Can move gauge head 201 with respect to following gauge head 202, gauge head is the right cylinder of φ diameter 6.5mm up and down.Last gauge head 201 ends are provided with pin type gauge head 5, and following gauge head end is provided with the contact chip 3 greater than gauge head 2 cylinders, contact chip 3 diameter phi 30mm; Thickness is 4mm; The needle point of the pin type gauge head 5 of last gauge head 201 and gauge head 2 cylinder concentric co-axial, following gauge head 202 and concentric setting of gauge head 2 cylinders, contact chip 3 is to be made by Hardmetal materials with last gauge head 201; Guarantee pin type gauge head 5, contact chip 3 and gauge head 2 cylinder concentricitys in the process, flatness complies with the national standard requirements.
Because the last gauge head of the utility model is provided with pin type gauge head 5, in the groove that last gauge head can deeply need be measured easily, the hole, as be deep in the groove of circular knife upper surface shown in Figure 1; And contact with the bottom surface deepest point of groove; And since the utility model following gauge head be provided with the bigger contact chip of area 3, can increase the contact area of survey instrument and tested article, like the lower surface of circular knife by contact chip 3 holdings; Make the blade bottom surface form the measuring basis that meets former designing requirement; Thereby it is reduce measuring error to greatest extent, guarantee the accuracy of measurement data, and easy to operate; Measurement setup time weak point after tested article place on the contact chip 3, operating efficiency is high.
Above embodiment is merely the preferred implementation of the utility model, should be pointed out that to those skilled in the art, and under the prerequisite that does not break away from the utility model principle, some improvement of having done also should be regarded as the protection domain of the utility model.
Claims (5)
1. milscale that is used for measuring flume, hole depth; Comprise arc chi frame and last gauge head that is arranged at arc chi frame two ends and following gauge head; It is characterized in that: described cylinder lower end of going up gauge head is the pin type gauge head, and the said upper end of gauge head cylinder down is provided with the contact chip of area greater than the gauge head cylinder.
2. the milscale that is used for measuring flume, hole depth according to claim 1 is characterized in that: the syringe needle point of said pin type gauge head and the coaxial setting of last gauge head cylinder, said contact chip are the disks with the concentric setting of following gauge head cylinder.
3. the milscale that is used for measuring flume, hole depth according to claim 1 is characterized in that: described contact chip is 3 ~ 5:1 with the diameter proportion of following gauge head cylinder.
4. the milscale that is used for measuring flume, hole depth according to claim 1 is characterized in that: described gauge head up and down and contact chip are to be made by Hardmetal materials.
5. the milscale that is used for measuring flume, hole depth according to claim 1 is characterized in that: the diameter of described contact chip is φ 20 ~ 30mm, and thickness is 3 ~ 5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200782700U CN202452909U (en) | 2012-03-05 | 2012-03-05 | Micrometer for measuring depths of tanks and holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200782700U CN202452909U (en) | 2012-03-05 | 2012-03-05 | Micrometer for measuring depths of tanks and holes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202452909U true CN202452909U (en) | 2012-09-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200782700U Expired - Fee Related CN202452909U (en) | 2012-03-05 | 2012-03-05 | Micrometer for measuring depths of tanks and holes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202452909U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105203003A (en) * | 2015-09-14 | 2015-12-30 | 苏州东方模具科技股份有限公司 | Method for detecting datum location holes of glass mold |
| CN106551697A (en) * | 2015-09-28 | 2017-04-05 | 北京蒙太因医疗器械有限公司 | Measurement slide calliper rule |
-
2012
- 2012-03-05 CN CN2012200782700U patent/CN202452909U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105203003A (en) * | 2015-09-14 | 2015-12-30 | 苏州东方模具科技股份有限公司 | Method for detecting datum location holes of glass mold |
| CN105203003B (en) * | 2015-09-14 | 2017-07-21 | 苏州东方模具科技股份有限公司 | The detection method of glass mold baseline positioning hole |
| CN106551697A (en) * | 2015-09-28 | 2017-04-05 | 北京蒙太因医疗器械有限公司 | Measurement slide calliper rule |
| CN106551697B (en) * | 2015-09-28 | 2023-11-03 | 北京蒙太因医疗器械有限公司 | Measuring callipers |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Micrometer for measuring depths of tanks and holes Effective date of registration: 20181012 Granted publication date: 20120926 Pledgee: Huarong Bank of Xiangjiang Limited by Share Ltd 51 Zhuzhou branch Pledgor: Zhuzhou Jinggong Cemented Carbide Co. Ltd. Registration number: 2018980000175 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190906 Granted publication date: 20120926 Pledgee: Huarong Bank of Xiangjiang Limited by Share Ltd 51 Zhuzhou branch Pledgor: Zhuzhou Jinggong Cemented Carbide Co. Ltd. Registration number: 2018980000175 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120926 Termination date: 20190305 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |