CN204329794U - A kind of detection internal bore groove calliper - Google Patents
A kind of detection internal bore groove calliper Download PDFInfo
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- CN204329794U CN204329794U CN201420745741.8U CN201420745741U CN204329794U CN 204329794 U CN204329794 U CN 204329794U CN 201420745741 U CN201420745741 U CN 201420745741U CN 204329794 U CN204329794 U CN 204329794U
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- main body
- measurement section
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- calliper
- internal bore
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Abstract
The utility model relates to measures cubing technical field, and particularly relate to a kind of detection internal bore groove calliper, it comprises main body, measures pin; Main body comprises the first main body, the second main body, and the first main body, the second main body are formed in one structure hinged, measure pin and extend outside center line; First main body comprises the first measurement section, the first oblique pin, the first haptic element, second main body comprises the second measurement section, the second oblique pin, the second haptic element, first measurement section and the second measurement section are U-shaped, and its measuring junction extends inside center line, the measuring junction of the second measurement section is etched with two scale marks, distance between scale mark is the range of this calliper, and the measuring junction of the first measurement section is connected with pointer, and pointer overlaps at least partly with two scale marks.The detection internal bore groove calliper that the utility model provides, just can detect the qualification rate of inner bore of part groove fast, enhance productivity without the need to reading.
Description
Technical field
The utility model relates to measures cubing technical field, particularly relates to a kind of detection internal bore groove calliper.
Background technology
Add at the machine of part manufacturing batch, plastic compression, electromachining, the field such as casting, judge that the qualification rate of part is particularly important, adopts general measurer almost cannot realize the measurement of internal bore groove fast.The general measurer of existing measurement diameter of bore is all generally use vernier caliper, and the advantage of vernier caliper is convenient, fast, directly perceived.But use general measurer to reduce detection speed for when only need judge that part internal diameter is whether in acceptability limit, be unfavorable for needs of production.
Utility model content
The purpose of this utility model is that providing a kind of detects internal bore groove calliper, can detect the qualification rate of part internal diameter fast.
For reaching this object, the utility model by the following technical solutions:
A kind of detection internal bore groove calliper, main body, measurement pin; Described main body comprises the first main body, the second main body, and described first main body, the second main body are formed in one structure, described first main body and the second main body hinged, described measurement pin extends outside center line; Described first main body comprises the first measurement section, the first oblique pin, the first haptic element, described second main body comprises the second measurement section, the second oblique pin, the second haptic element, described first measurement section and the second measurement section are U-shaped, and its measuring junction extends inside center line, the measuring junction of described second measurement section is etched with two scale marks, distance between described scale mark is the range of this calliper, and the measuring junction of described first measurement section is connected with pointer, and described pointer overlaps at least partly with two scale marks; All there is an angle between described first measurement section and the first oblique pin, between described second measurement section and the second oblique pin, this angle is obtuse angle; Described first tiltedly exists an angle between pin and the first haptic element, this angle is obtuse angle alpha, and the described second oblique pin and the second haptic element exist an angle, and this angle is obtuse angles beta.
Preferably, described obtuse angle alpha is within the scope of 135-180 °.
Preferably, described obtuse angles beta is within the scope of 135-180 °.
Preferably, between described first main body and the second main body by register pin or coupling shaft or bolt or split pin hinged.
Preferably, one end that described measurement pin contacts with measured workpiece is arc structure.
Preferably, described first main body, the second material of main part are tool steel T8A, and quenching hardness is HRC=62 ~ 68.
The beneficial effects of the utility model:
(1), the detection internal bore groove calliper that provides of the utility model, distance between scale mark is the range of this calliper, make testing staff just can detect the qualification rate of inner bore of part groove in use without the need to reading, save the time of reading greatly, enhance productivity.
(2), the angular range of the obtuse angles beta of the first oblique obtuse angle alpha between pin and the first haptic element and the second oblique pin and the second haptic element is at 135-180 °, the first oblique pin and the second oblique pin can be made like this to stretch in measured workpiece, the workpiece that length is larger can be measured.
Accompanying drawing explanation
Fig. 1 is the structural representation detecting internal bore groove calliper;
Fig. 2 is the structural representation of the first main body detecting internal bore groove calliper;
Fig. 3 is the structural representation of the second main body detecting internal bore groove calliper;
Operating diagram when Fig. 4 is the detection part detecting internal bore groove calliper.
In figure:
1, the first main body; 2, the second main body; 3, pointer; 4, scale mark; 5, pin is measured; 11, the first measurement section; 12, the first oblique pin; 13, the first haptic element; 21 second measurement section; 22, the second oblique pin; 23, the second haptic element.
Embodiment
The technical solution of the utility model is further illustrated by embodiment below in conjunction with accompanying drawing.
In order to improve the speed detecting inner bore of part groove, the utility model provides a kind of and detects internal bore groove calliper, and as Figure 1-3, this calliper comprises: main body, measurement pin 5; Described main body comprises the first main body 1, second main body 2, and described first main body 1, second main body 2 is formed in one structure, described first main body 1 and the second main body 2 hinged, described measurement pin 5 extends outside center line; Described first main body 1 comprises oblique pin 12, first haptic element 13 of the first measurement section 11, first, described second main body 2 comprises oblique pin 22, second haptic element 23 of the second measurement section 21, second, described first measurement section 11 and the second measurement section 21 are U-shaped, and its measuring junction extends inside center line, the first measurement section 11 and the second measurement section are U-shapedly testing staff can be facilitated conveniently to manage this calliper.The measuring junction of described second measurement section 21 is etched with two scale marks 4, and the distance between described scale mark 4 is the range of this calliper, and the measuring junction of described first measurement section 11 is connected with pointer 3, and described pointer 3 overlaps at least partly with two scale marks 4; All there is an angle between described first measurement section 11 and the first oblique pin 12, between described second measurement section 21 and the second oblique pin 22, this angle is obtuse angle; There is an angle between described first oblique pin 12 and the first haptic element 13, this angle is obtuse angle alpha, and the described second oblique pin 22 and the second haptic element 23 exist an angle, and this angle is obtuse angles beta.
Because the internal holes groove depth of the part measured is comparatively dark, in order to be convenient to measure, as shown in Figure 2, described obtuse angle alpha is within the scope of 135-180 °; As shown in Figure 3, described obtuse angles beta is within the scope of 135-180 °, and in the present embodiment, preferably, the obtuse angle alpha in the present embodiment and the span of obtuse angles beta are at 150-180 °.Based on above-mentioned obtuse angle alpha, β, the first oblique pin 12 and the second oblique pin 22 can stretch in the part that needs to measure, can measure the hole slot of multiple different depth.
First main body 1 and the second main body 2 hinged, should notice time hinged that measuring calliper can be easy to use, between described first main body 1 and the second main body 2 by register pin or coupling shaft or bolt or split pin hinged, in the present embodiment, preferably, register pin is adopted to connect the first main body 1 and the second main body 2 in the present embodiment.
In order to testing staff can be facilitated conveniently to manage this calliper, the measurement section of calliper can be held to facilitate with certain radian, and preferably, described first measurement section 11 and described second measurement section 21 shape are U-shaped.
In the present embodiment, preferably, one end that described measurement pin 5 contacts with measured workpiece is arc structure, and the measurement pin of this arc structure 5 and measured bore groove be linear contact lay, reduces because of during measurement and measured object Touch error and the measuring error that produces.
In the present embodiment, preferably, described first main body 1, second main body 2 material is tool steel T8A, and quenching hardness is HRC=62 ~ 68.
Concrete, as shown in Figure 4, measurement pin 5 is adjusted to after being less than hole size, kind of calliper end is put into internal bore groove, rotate and adjust main body, measurement pin 5 is contacted with tested surface, checking the second main body 2 afterbody groove, if the pointer 3 of the first main body is between another second main body two groove 4, it is qualified that tested part size is.Which save the time required for testing staff's reading, improve work efficiency.
More than show and describe ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not by the restriction of above-mentioned embodiment; what describe in above-mentioned embodiment and instructions just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications; these changes and improvements all fall within the scope of claimed the utility model, and claimed scope of the present utility model is defined by appending claims and equivalent thereof.
Claims (6)
1. detect an internal bore groove calliper, comprising: main body, measurement pin (5), it is characterized in that: described main body comprises the first main body (1), the second main body (2), described first main body (1), the second main body (2) are formed in one structure, described first main body (1) is hinged with the second main body (2), and described measurement pin (5) extends outside center line, described first main body (1) comprises the first measurement section (11), first oblique pin (12), first haptic element (13), described second main body (2) comprises the second measurement section (21), second oblique pin (22), second haptic element (23), described first measurement section (11) and the second measurement section (21) are for U-shaped, and its measuring junction extends inside center line, the measuring junction of described second measurement section (21) is etched with two scale marks (4), distance between described scale mark (4) is the range of this calliper, the measuring junction of described first measurement section (11) is connected with pointer (3), described pointer (3) overlaps at least partly with two scale marks (4), all there is an angle between described first measurement section (11) and the first oblique pin (12), between described second measurement section (21) and the second oblique pin (22), this angle is obtuse angle, there is an angle between described first oblique pin (12) and the first haptic element (13), this angle is obtuse angle alpha, and the described second oblique pin (22) and the second haptic element (23) exist an angle, and this angle is obtuse angles beta.
2. detection internal bore groove calliper according to claim 1, is characterized in that: described obtuse angle alpha is within the scope of 135-180 °.
3. detection internal bore groove calliper according to claim 1, is characterized in that: described obtuse angles beta is within the scope of 135-180 °.
4. detection internal bore groove calliper according to claim 1, is characterized in that: between described first main body (1) and the second main body (2) by register pin or coupling shaft or bolt or split pin hinged.
5. detection internal bore groove calliper according to claim 1, is characterized in that: one end that described measurement pin (5) contacts with measured workpiece is arc structure.
6. detection internal bore groove calliper according to claim 1, is characterized in that: described first main body (1), the second main body (2) material are tool steel T8A, and quenching hardness is HRC=62 ~ 68.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420745741.8U CN204329794U (en) | 2014-12-02 | 2014-12-02 | A kind of detection internal bore groove calliper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420745741.8U CN204329794U (en) | 2014-12-02 | 2014-12-02 | A kind of detection internal bore groove calliper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204329794U true CN204329794U (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420745741.8U Active CN204329794U (en) | 2014-12-02 | 2014-12-02 | A kind of detection internal bore groove calliper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204329794U (en) |
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2014
- 2014-12-02 CN CN201420745741.8U patent/CN204329794U/en active Active
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