CN201277855Y - Screw tap angle measuring instrument - Google Patents
Screw tap angle measuring instrument Download PDFInfo
- Publication number
- CN201277855Y CN201277855Y CNU2008201540115U CN200820154011U CN201277855Y CN 201277855 Y CN201277855 Y CN 201277855Y CN U2008201540115 U CNU2008201540115 U CN U2008201540115U CN 200820154011 U CN200820154011 U CN 200820154011U CN 201277855 Y CN201277855 Y CN 201277855Y
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- CN
- China
- Prior art keywords
- screw tap
- mobile device
- measuring instrument
- guide rail
- angle
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- 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 - Lifetime
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Abstract
The utility model discloses a measuring instrument for measuring an angle of a screw tap, which comprises a clamping device used for clamping a screw tap to be measured, a data acquisition device used for constructing a virtual triangle and sending side length data of the virtual triangle and an angle computing module used for receiving the side length data and computing the angle of the screw tap to be measured, wherein the clamping device is arranged on the data acquisition device which is connected with a computing device circuit; and the virtual triangle comprises an angle which is equal to the angle of the screw tap to be measured. The measuring instrument can obtain the displacement with high precision within the extremely-tiny measuring range change without manual computing, thereby obtaining the angle value of the screw tap with high precision; in addition, the measuring instrument can also display an enlarged image of the screw tap to be measured and further improves the measuring accuracy, thereby reducing the destruction rate of the screw taps and the production cost and improving the production efficiency.
Description
Technical field
The utility model relates to a kind of screw tap angel measuring instrument.
Background technology
In process of production, the wearing and tearing meeting of screw tap directly influences the quality of cutting process and part, and the wearing and tearing of screw tap also can increase the rate that twists off of screw tap and the scrappage of part in addition, so will carry out reconditioning to screw tap in process of production.The screw tap angle that reconditioning goes out in the prior art mainly relies on operator's experience to determine, causes the out of true of screw tap angle so on the one hand; On the one hand can be because operator's experience does not live, the singularity of screw tap anterior angle, relief angle cutting angle tapering causes a large amount of wastes of screw tap.
The utility model content
The purpose of this utility model provides a kind of high-precision screw tap angel measuring instrument.
A kind of screw tap angel measuring instrument, comprise the clamping device that is used for clamping screw tap to be measured, be used to make up virtual triangle and send the data collector of these virtual triangle length of side data, the angle calculation module that is used to receive described length of side data and calculates screw tap angle to be measured, described clamping device is arranged on the described data collector, described data collector is connected with described calculation element circuit, and described virtual triangle comprises an angle that equates with screw tap angle to be measured.This screw tap angel measuring instrument also comprises display device, and this display device is connected with described angle calculation module.
Described data collector comprises and is used to make up described virtual triangle and orthogonal first mobile device of moving direction, second mobile device and the 3rd mobile device, first displacement transducer, second displacement transducer and triple motion sensor, the outer cover that is connected with described the 3rd mobile device; Described second mobile device is located on described first mobile device, described second displacement transducer is connected with described second mobile device, described the 3rd mobile device is provided with T type groove, described first displacement transducer is connected with described T type groove 10, and described triple motion sensor is connected with described outer cover.
Described clamping device comprise with described first displacement transducer be fixedly connected first top, be fixedly set on described second mobile device second top, sliding is arranged on described second mobile device and with described first the top the relative the 3rd top.
This screw tap angel measuring instrument also comprises the multiplying arrangement that is arranged at described clamping device any one party, this multiplying arrangement mainly is made of camera and monitoring module, described camera is arranged on described the 3rd mobile device by a rotating shaft, described monitoring module one end is connected with this camera circuit, and the other end is connected with described display device circuit.
Screw tap angle measurement instrument disclosed in the utility model, by making up a virtual triangle that comprises the angle that equates with screw tap angle to be measured, by three displacement transducers the length of side data of this virtual triangle are sent to the angle calculation module, thereby calculate the value of this angle.This screw tap angle measurement instrument can be obtained high-precision displacement in extremely small range variation range, need not artificial calculating, thereby obtains high-precision screw tap angle value.In addition, the utility model also can show the enlarged image of screw tap to be measured, has improved more and has measured accuracy, thereby reduced the destructive rate of screw tap, has improved production efficiency, has reduced production cost.
Description of drawings
Fig. 1 is the utility model structural drawing;
Fig. 2 is the utility model module diagram;
Fig. 3 is the utility model angle calculation schematic diagram.
Embodiment
Shown in Fig. 2 or 3, a kind of screw tap angel measuring instrument, it is characterized in that: comprise the clamping device 1 that is used for clamping screw tap to be measured, be used to make up virtual triangle and send the data collector 2 of these virtual triangle length of side data, the angle calculation module 3 that is used to receive described length of side data and calculates screw tap angle to be measured, described clamping device 1 is arranged on the described data collector 2, described data collector 2 is connected with described angle calculation device circuit, and described virtual triangle comprises an angle that equates with screw tap angle to be measured.In measuring process, screw tap to be measured is clamped in the described clamping device 1, by moving the contact position that described data collector 2 changes described clamping device 1 and screw tap to be measured, the displacement that this data collector 2 moves can constitute a virtual triangle, and an angle a of this virtual triangle equates with screw tap angle to be measured.Data collector 2 sends to angle calculation module 3 with the length of side data of this virtual triangle, and angle calculation module 3 is according to the number of degrees of this data computation angle of departure a, thereby learns screw tap angle to be measured.
As shown in Figure 1, described data collector 2 comprises and is used to make up described virtual triangle and orthogonal first mobile device of moving direction, second mobile device and the 3rd mobile device, first displacement transducer 201, first displacement transducer 202 and the triple motion sensor 203, the outer cover 5 that is connected with described the 3rd mobile device; Described second mobile device is located on described first mobile device, described first displacement transducer 202 is connected with described second mobile device, described the 3rd mobile device is provided with a T type groove 101, described first displacement transducer 201 is slidingly arranged on the described T type groove 101, and described triple motion sensor 203 is connected with described outer cover 5.
As shown in Figure 1, described first mobile device comprises first guide rail 211 and first screw mandrel 221, and described first guide rail 211 is socketed on described first screw mandrel 221; Described second mobile device comprises second guide rail 212 and second screw mandrel 222, and described second guide rail 212 is socketed on described second screw mandrel 222; Described the 3rd mobile device comprises the 3rd guide rail 213 and the 3rd screw mandrel 223, and described the 3rd guide rail 213 is socketed on described the 3rd screw mandrel 223, and a described T type groove 101 is located on described the 3rd guide rail 213.When 222 rotations of second screw mandrel, described second guide rail 212 moving axially along described second screw mandrel 222.Described the 3rd mobile device comprises the 3rd guide rail 213 and the 3rd screw mandrel 223, and described the 3rd guide rail 213 is socketed on described the 3rd screw mandrel 223.When 223 rotations of the 3rd screw mandrel, described the 3rd guide rail 213 moving axially along described the 3rd screw mandrel 223.Described second displacement transducer 202 is connected with described second guide rail 212 by switching magnet or screw thread, and described triple motion sensor 203 is connected with described outer cover 5 by switching magnet or screw thread.
As shown in Figure 1, described clamping device 1 comprise with described first displacement transducer 201 be fixedly connected first top 11, be fixedly set on described second guide rail 212 second top 12, sliding is arranged on described second guide rail 212 and with described first top 11 the relative the 3rd top 13.
As shown in Figure 2, further, also comprise display device 4, described angle calculation module 3 one ends are connected with described first displacement transducer 201, second displacement transducer 202 and triple motion sensor 203 respectively, and the other end is connected with described display device 4 circuit.By this display device 4, the user can check described length of side data that described angle calculation module 3 is received and the angle value that calculates.
As shown in Figure 1, further, also comprise the T type groove 102 that is arranged on described the 3rd guide rail 213, be slidingly arranged in rotating shaft 14 on the T type groove 102, be arranged on camera 61 and monitoring module 62 in this rotating shaft 14, a described T type groove 102 parallels with a described T type groove 101, described monitoring module 62 1 ends are connected with described camera 61 circuit, and the other end is connected with described display device 4 circuit.This rotating shaft 14 is slided in a described T type groove 102, and this camera 61 can rotate with this rotating shaft 14, like this, can carry out the adjusting of multi-angle to this camera 61.This camera 61 adopts industrial digital camera 61, is used to gather the image information of described screw tap to be measured and sends to described monitoring module 62, after described monitoring module 62 is handled the image information that receives, amplifies demonstration by described display device 4.The user can observe the details of seeing screw tap to be measured clearly by this display device 4, adjusts the contact position of described clamping device 1 and screw tap to be measured more accurately, makes described data collector 2 obtain accurate more length of side data.
As shown in Figure 2, further, the enquiry module 71 that also comprises input equipment 72 and store the screw tap specification data and can inquire about the screw tap specification, these enquiry module 71 1 ends are connected with input equipment 72 circuit, and the other end is connected with described display device 4 circuit.When the user imported the pitch parameter of metric system or tooth made in Great Britain and counts parameter, this enquiry module 71 can be searched for the specification data for the screw tap of the parameter correlation of this input, and shows by described display device 4.
As shown in Figure 2, further, also comprise the control module 8 that is used for described data acquisition module is carried out zero clearing, this control module 8 is connected with described first displacement transducer 201, first displacement transducer 202 and triple motion sensor 203 circuit respectively.Can carry out zero clearing to three displacement transducers respectively by this control module 8.
As shown in Figure 1, further, also comprise base, described first mobile device is arranged on this base 9.
The function of above-mentioned angle calculation module 3, monitoring module 62, enquiry module 71 and control module 8 can be realized by computing machine 15.This computing machine 15 is connected with described first displacement transducer 201, second displacement transducer 202 and triple motion sensor 203 respectively by asynchronous transmission standard interface (RS232); This computing machine 15 can be connected with described camera 61 by USB (universal serial bus) (USB).
Use of the present utility model is as follows:
At first, start the utility model, display device 4 can show first displacement transducer 201, second displacement transducer 202 and the current numerical value of triple motion sensor 203 and the video information that described camera 61 collects.
Then, by adjusting the 3rd top 13, with diameter is that the school rod of 10mm is clamped between the second top 12 and the 3rd top 13, adjust the peak of first mobile device with described first top 11 these school rods of aligning, adjust the 3rd mobile device and the range of described first sensor 201, second sensor 202 and the 3rd sensor 203 is adjusted into equal diameters with described school rod, take off the school rod and change screw tap to be measured, can see the enlarged image of this screw tap this moment in real world devices.Adjust first mobile device and second mobile device, and with second and third top 13 cusp of aiming at screw tap to be measured, screw tap to be measured pivoted and the range of described first sensor 201, second sensor 202 and the 3rd sensor 203 is adjusted into 1/2nd of school rod diameter, carry out zero clearing manually or by 62 pairs of three displacement transducers of described monitoring module.
Again then, the pitch P of input metric system or tooth made in Great Britain are counted N, search out the screw tap data of this specification by described enquiry module 71, obtain the high value of tooth of this screw tap, according to described first guide rail of the high value adjustment of this tooth, sensor are adjusted into corresponding numerical value.Sensor 202 adjust to table look-up the high value of teething, this numerical value has definition at " metric system, made in U.S.A and inch screw thread manual of standards (second edition) ", in the present embodiment with in the middle of the screw tap charting and system corresponding in this handbook, pitch P or tooth made in Great Britain by the input metric system are counted N, can provide automatically in the handbook the high value of tooth that should the screw tap correspondence, described computing module can calculate screw tap angle to be measured according to principle as described in Figure 3 and be presented on the described display device 4, finishes measurement.
Claims (9)
1, a kind of screw tap angel measuring instrument, it is characterized in that: comprise the clamping device that is used for clamping screw tap to be measured, be used to make up virtual triangle and send the data collector of these virtual triangle length of side data, the angle calculation module that is used to receive described length of side data and calculates screw tap angle to be measured, described clamping device is arranged on the described data collector, described data collector is connected with described angle calculation device circuit, and described virtual triangle comprises an angle that equates with screw tap angle to be measured.
2, screw tap angel measuring instrument as claimed in claim 1, it is characterized in that: described data collector comprises and is used to make up described virtual triangle and orthogonal first mobile device of moving direction, second mobile device and the 3rd mobile device, first displacement transducer, second displacement transducer and triple motion sensor, the outer cover that is connected with described the 3rd mobile device; Described second mobile device is located on described first mobile device, described second displacement transducer is connected with described second mobile device, described the 3rd mobile device is provided with a T type groove, described first displacement transducer is slidingly arranged on the described T type groove, and described triple motion sensor is connected with described outer cover.
3, screw tap angel measuring instrument as claimed in claim 2 is characterized in that: described first mobile device comprises first guide rail and first screw mandrel, and described first guide rail sleeve is connected on described first screw mandrel; Described second mobile device comprises second guide rail and second screw mandrel, and described second guide rail sleeve is connected on described second screw mandrel; Described the 3rd mobile device comprises the 3rd guide rail and the 3rd screw mandrel, and described the 3rd guide rail sleeve is connected on described the 3rd screw mandrel, and a described T type groove is located on described the 3rd guide rail.
4, screw tap angel measuring instrument as claimed in claim 3 is characterized in that: described clamping device comprise with described first displacement transducer be fixedly connected first top, be fixedly set on described second guide rail second top, sliding is arranged on described second guide rail and with described first the top the relative the 3rd top.
5, screw tap angel measuring instrument as claimed in claim 4, it is characterized in that: also comprise display device, described angle calculation module one end is connected with described first displacement transducer, second displacement transducer and triple motion sensor respectively, and the other end is connected with described display device circuit.
6, screw tap angel measuring instrument as claimed in claim 5, it is characterized in that: also comprise the 2nd T type groove that is arranged on described the 3rd guide rail, be slidingly arranged in rotating shaft on the 2nd T type groove, be arranged on camera and monitoring module in this rotating shaft, described the 2nd T type groove parallels with a described T type groove, described monitoring module one end is connected with described camera circuit, and the other end is connected with described display device circuit.
7, screw tap angel measuring instrument as claimed in claim 6, it is characterized in that: the enquiry module that also comprises input equipment and store the screw tap specification data and can inquire about the screw tap specification, this enquiry module one end is connected with the input equipment circuit, and the other end is connected with described display device circuit.
8, screw tap angel measuring instrument as claimed in claim 7, it is characterized in that: also comprise the control module that is used for described data acquisition module is carried out zero clearing, this control module is connected with described first displacement transducer, second displacement transducer and triple motion sensor circuit respectively.
9, screw tap angel measuring instrument as claimed in claim 2 is characterized in that: also comprise base, described first mobile device is arranged on this base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201540115U CN201277855Y (en) | 2008-10-14 | 2008-10-14 | Screw tap angle measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201540115U CN201277855Y (en) | 2008-10-14 | 2008-10-14 | Screw tap angle measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201277855Y true CN201277855Y (en) | 2009-07-22 |
Family
ID=40895439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201540115U Expired - Lifetime CN201277855Y (en) | 2008-10-14 | 2008-10-14 | Screw tap angle measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201277855Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423992A (en) * | 2016-01-14 | 2016-03-23 | 成都好特精密机械有限公司 | Tap rake angle measurement apparatus and measurement method thereof |
-
2008
- 2008-10-14 CN CNU2008201540115U patent/CN201277855Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423992A (en) * | 2016-01-14 | 2016-03-23 | 成都好特精密机械有限公司 | Tap rake angle measurement apparatus and measurement method thereof |
| CN105423992B (en) * | 2016-01-14 | 2018-01-30 | 成都茵普精密机械有限公司 | Tap anterior angle measurement apparatus and its measuring method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANGHAI DITE PRECISION FASTENER CO., LTD. Free format text: FORMER NAME: SHANGHAI DETROIT PRECISION FASTENER CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 201700 Shanghai Qingpu Jiuye Road No. 89 Patentee after: SHANGHAI DETROIT PRECISION FASTENER CO., LTD. Address before: 4, 1055 building, 8 Fu Hai Road, 201821, Shanghai, Jiading District Patentee before: Shanghai Detroit Precision Fastener Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090722 |