CN218475622U - Quick detection device of actuating mechanism output shaft size - Google Patents
Quick detection device of actuating mechanism output shaft size Download PDFInfo
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- CN218475622U CN218475622U CN202222348067.7U CN202222348067U CN218475622U CN 218475622 U CN218475622 U CN 218475622U CN 202222348067 U CN202222348067 U CN 202222348067U CN 218475622 U CN218475622 U CN 218475622U
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Abstract
The utility model provides an actuating mechanism output shaft size short-term test device can the short-term test distinguish electric actuator output shaft substandard product and certified products. The technical scheme of the utility model including base, bolt one and bolt two, be equipped with the ladder through-hole on the base, include with actuating mechanism output shaft one end excircle complex first hole section and with two excircle complex second hole sections of bolt, in the second hole section of base was located to bolt two, seted up in the bolt two with actuating mechanism output shaft other end excircle complex through-hole, in bolt two located the bolt through-hole, the bolt was gone up to the one end of the first hole section of base on the bolt one and was equipped with the first axle section with actuating mechanism output shaft hole complex.
Description
Technical Field
The utility model relates to a spare part dimensional tolerance of actuating mechanism and geometric tolerances detection device specifically are an actuating mechanism output shaft size short-term test device.
Background
The small-sized electric actuating mechanism has the advantages of convenient energy source taking, high signal transmission speed, long signal transmission distance and the like, so that the centralized operation control is convenient, the precision is high, and the sensitivity is relatively high.
While the industries such as power plants, petrochemical industry, and water conservancy facilities increasingly emphasize automatic industrial control, small electric actuators are increasingly applied to the industries. Meanwhile, the requirements on the use and various aspects of the electric actuating mechanism are further improved, the electric actuating mechanism is applied to various key positions, and the reliability and flexible application of the electric actuating mechanism also meet higher requirements.
Because the whole size of the fine electric actuator is smaller, higher requirements are put forward on the dimensional tolerance and the form and position tolerance of each part of the fine electric actuator.
Taking the output shaft of the DCL-02 type electric actuator as an example, the circumferential dimensions d1, d2 and d3 (as shown in fig. 1) all have high tolerance requirements, and at the same time, the circumferential dimensions also have coaxiality requirements relative to the axis. In order to quickly and accurately detect the dimension and form and position tolerance to determine whether the product is qualified, a quick detection tool needs to be designed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a size detection device to electric actuator output shaft can short-term test distinguish electric actuator output shaft substandard product and certified products.
The technical scheme of the utility model lies in: including base, bolt one and bolt two, be equipped with the ladder through-hole on the base, include with actuating mechanism output shaft one end excircle complex first hole section and with two excircle complex second hole sections of bolt, in the second hole section of base was located to bolt two, seted up in the bolt two with actuating mechanism output shaft other end excircle complex through-hole, in the bolt through-hole was located to bolt one, the bolt was gone up to one end towards the first hole section of base on one and is equipped with the first axle section with actuating mechanism output shaft hole complex.
Preferably, the first shaft section of the first plug pin is used for detecting a through gauge of a through hole at one end, matched with an inner hole of the second plug pin, of the output shaft of the actuating mechanism, the first plug pin further comprises a second shaft section connected with the first shaft section, the outer circle of the second shaft section is precisely matched with the through hole of the second plug pin, and the first shaft section is coaxial with the second shaft section.
Preferably, the length of the second shaft section of the first plug pin is smaller than that of the through hole of the second plug pin, and the middle section of the second shaft section is provided with a first annular groove.
Preferably, the first bolt further comprises a third shaft section connected with the second shaft section and a fourth shaft section connected with the third shaft section, the third shaft section is located outside the second bolt, the outer diameter of the third shaft section is larger than the diameter of an inner hole of the second bolt, the outer diameter of the fourth shaft section is larger than the outer diameter of the third shaft section, and a knurling is arranged on the outer circle of the fourth shaft section.
Preferably, the second bolt is of a stepped shaft structure, an inner hole of the second bolt is a through hole, and the through hole is precisely matched with the output shaft of the actuating mechanism and is used for detecting a ring gauge of a shaft section, matched with the through hole, on the output shaft of the actuating mechanism.
Preferably, the second bolt comprises a fifth shaft section and a sixth shaft section, the outer circle of the fifth shaft section is precisely matched with the second hole section of the base, the outer diameter of the sixth shaft section is larger than that of the fifth shaft section, and a knurling is arranged on the outer circle of the sixth shaft section.
Preferably, the length of a fifth shaft section of the second bolt is smaller than that of the second hole section of the base, and a second annular groove is formed in the middle section of the fifth shaft section.
Preferably, the first hole section of the base is used for detecting a ring gauge of a shaft section matched with the first hole section on the output shaft of the actuating mechanism, the first hole section and the second hole section are coaxially arranged, and a through hole is formed in the side wall of the section, located between the first hole section and the second plug pin, of the second hole section.
The beneficial effects of the utility model reside in that:
1. the detection device with the structure has the advantages that the structure is simple, the operation is convenient, the defective output shaft which is not in line with the requirements of tolerance and coaxiality can be quickly and accurately detected, and the screening efficiency and the screening accuracy of products are improved.
2. Above-mentioned structure requires than lower to the inspection personnel, under the condition that does not influence the screening degree of accuracy, but greatly reduced inspection personnel's working strength, the mechanical automated inspection in the later stage of also being convenient for simultaneously.
Drawings
Fig. 1 is a schematic structural view of the output shaft of the actuator of the present invention.
Fig. 2 is a schematic view of the overall structure of the present invention.
Fig. 3 is a schematic structural diagram of the base of the present invention.
Fig. 4 is a schematic structural view of the first plug pin of the present invention.
Fig. 5 is a schematic structural view of the second plug pin of the present invention.
Reference numerals
1. A base; 2. a first bolt; 3. a second bolt; 4. a force output shaft; 101. a first bore section; 102. a second bore section; 103. an exhaust hole; 201. a first shaft section; 202. a second shaft section; 203. a third shaft section; 204. a fourth shaft section; 205. a first annular groove; 301. a through hole; 302. a fifth shaft section; 303. a sixth shaft section; 304. and a second annular groove.
Detailed Description
Embodiments of the present invention are described in detail below with reference to the accompanying drawings.
As shown in fig. 1, the structure of this embodiment includes base 1, bolt one 2 and bolt two 3, be equipped with the ladder through-hole on base 1, include with 4 one end excircle complex first hole sections 101 of actuating mechanism output shaft and with two 3 excircle complex second hole sections 102 of bolt, bolt two 3 is located in base 1's second hole section 102, set up in bolt two 3 with 4 other end excircle complex through-holes of actuating mechanism output shaft, bolt one 2 is located in two 3 through-holes of bolt, bolt one 2 is gone to the one end of the first hole section 101 of base 1 and is equipped with the first axle section 201 with 4 hole complex of actuating mechanism output shaft.
The first shaft section 201 of the first bolt 2 is used for detecting a through gauge of a through hole at one end, matched with an inner hole of the second bolt 3, of the output shaft 4 of the actuating mechanism, the first bolt 2 further comprises a second shaft section 202 connected with the first shaft section 201, the excircle of the second shaft section 202 is precisely matched with the through hole of the second bolt 3, and the first shaft section 201 is coaxial with the second shaft section 202.
In addition, the length of the second shaft section 202 of the first pin 2 is smaller than the length of the through hole of the second pin 3, and a first annular groove 205 is formed in the middle section of the second shaft section 202.
Meanwhile, the first bolt 2 further comprises a third shaft section 203 connected with the second shaft section 202 and a fourth shaft section 204 connected with the third shaft section 203, the third shaft section 203 is located outside the second bolt 3, the outer diameter of the third shaft section 203 is larger than the inner hole diameter of the second bolt 3, the outer diameter of the fourth shaft section 204 is larger than the outer diameter of the third shaft section 203, and a knurling is arranged on the outer circle of the fourth shaft section 204.
In this embodiment, the second pin 3 is a stepped shaft structure, an inner hole of the second pin is a through hole 301, and the through hole 301 is precisely matched with the actuator output shaft 4 and used for detecting a ring gauge of a shaft section, matched with the through hole 301, on the actuator output shaft 4. Bolt two 3 includes fifth shaft section 302 and sixth shaft section 303, and the accurate cooperation of fifth shaft section 302 excircle and base 1 second hole section 102, and sixth shaft section 303 external diameter is greater than fifth shaft section 302 external diameter, and sixth shaft section 303 excircle is equipped with the annular knurl.
Meanwhile, the length of the fifth shaft section 302 of the second pin 3 is smaller than the length of the second hole section 102 of the base 1, and a second annular groove 304 is formed in the middle section of the fifth shaft section 302.
For the structure of the base 1, the first hole section 101 of the base 1 is used for detecting a ring gauge of a shaft section matched with the first hole section 101 on the output shaft 4 of the actuating mechanism, the first hole section 101 and the second hole section 102 are coaxially arranged, and a through hole is formed in the side wall of a section, located between the first hole section 101 and the second plug pin 3, of the second hole section 102.
The method for detecting the size of the output shaft 4 by adopting the quick detection device with the structure comprises the following steps:
it should be noted that, on the output shaft 4 to be measured, a shaft section matching with the first hole section 101 of the base 1 is marked as d3, a shaft section matching with an inner hole of the second pin 3 is marked as d2, and an inner diameter of a hole site matching with the first shaft section 201 of the first pin 2 is marked as d1, as shown in fig. 1.
The method comprises the following steps: inserting the shaft section d3 of the output shaft 4 to be detected into the first hole section 101 of the base 1, and if the insertion is not performed or the gap is too large after the insertion, indicating that the product is unqualified in size, and separately detecting the size of the shaft section d3 of the output shaft 4; if the insertion is smooth and the gap is proper, the next step is carried out;
step two: inserting the second pin 3 into the second hole section 102 of the base 1, wherein the straight-through hole 301 of the second pin 3 is matched with the shaft section d1 of the output shaft 4 after the second pin 3 is completely pushed into the second hole section 102 of the base 1, and if the matching is too tight or too loose, the size of the shaft section d1 needs to be separately detected or whether the d1 and the d3 are not coaxial or not needs to be judged; if the fit clearance is proper, the next step is carried out;
step three: inserting the second shaft section 202 of the first bolt 2 into the through hole 301 of the second bolt 3, and completely pushing the first shaft section 201) of the first bolt 2 into the hole d2 of the output shaft 4, wherein if the fit is too tight or too loose, the size of d2 needs to be separately detected or whether the d2 and the d1 are not coaxial is judged; if the fit clearance is proper, the output shaft 4 is qualified, otherwise, the output shaft 4 is unqualified, and the product is a defective product.
Through the process, the detection of the three sizes of the output shaft 4 can be effectively realized, so that the screening of workpieces is completed.
In the above process, the side wall of the base 1 is provided with the exhaust hole 103 for preventing the problem that the first pin 2 and the second pin 3 cannot be pulled out due to negative pressure generated in the second hole section 102 of the base 1.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a quick detection device of actuating mechanism output shaft size which characterized in that: including base, bolt one and bolt two, be equipped with the ladder through-hole on the base, include with actuating mechanism output shaft one end excircle complex first hole section and with two excircle complex second hole sections of bolt, in the second hole section of base was located to bolt two, seted up in the bolt two with actuating mechanism output shaft other end excircle complex through-hole, in the bolt through-hole was located to bolt one, the bolt was gone up to one end towards the first hole section of base on one and is equipped with the first axle section with actuating mechanism output shaft hole complex.
2. The quick detection device of actuating mechanism output shaft size of claim 1 characterized in that: the first shaft section of bolt is used for detecting the logical rule of the through-hole of two hole complex one ends of bolt on the actuating mechanism output shaft, first bolt still includes the second shaft section of being connected with the first shaft section, second shaft section excircle and the through-hole precision fit of bolt two, first shaft section is coaxial with the second shaft section.
3. The quick detection device of actuating mechanism output shaft size according to claim 2 characterized in that: the length of the second shaft section of the first bolt is smaller than that of the through hole of the second bolt, and an annular groove I is formed in the middle section of the second shaft section.
4. The quick detection device of actuating mechanism output shaft size according to claim 3 characterized in that: the first bolt further comprises a third shaft section and a fourth shaft section, the third shaft section is connected with the second shaft section, the third shaft section is located outside the second bolt, the outer diameter of the third shaft section is larger than the inner hole diameter of the second bolt, the outer diameter of the fourth shaft section is larger than the outer diameter of the third shaft section, and a knurling is arranged on the outer circle of the fourth shaft section.
5. The quick detection device of actuating mechanism output shaft size according to claim 2 characterized in that: the second bolt is of a stepped shaft structure, an inner hole of the second bolt is a through hole, and the through hole is precisely matched with the output shaft of the actuating mechanism and used for detecting a ring gauge of a shaft section, matched with the through hole, on the output shaft of the actuating mechanism.
6. The quick detection device of actuating mechanism output shaft size of claim 5 characterized in that: bolt two includes fifth shaft section and sixth shaft section, fifth shaft section excircle and base second hole section precision fit, and sixth shaft section external diameter is greater than fifth shaft section external diameter, and sixth shaft section excircle is equipped with the annular knurl.
7. The quick detection device of actuating mechanism output shaft size of claim 6 characterized in that: the length of a fifth shaft section of the second bolt is smaller than that of the second hole section of the base, and an annular groove II is formed in the middle section of the fifth shaft section.
8. The quick detection device of actuating mechanism output shaft size of claim 1 characterized in that: the first hole section of base is used for detecting the ring gauge of actuating mechanism output epaxial with first hole section complex shaft segment, first hole section and the coaxial setting of second hole section, and the section lateral wall that lies in between first hole section and the bolt two on the second hole section has seted up a through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222348067.7U CN218475622U (en) | 2022-08-31 | 2022-08-31 | Quick detection device of actuating mechanism output shaft size |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222348067.7U CN218475622U (en) | 2022-08-31 | 2022-08-31 | Quick detection device of actuating mechanism output shaft size |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218475622U true CN218475622U (en) | 2023-02-14 |
Family
ID=85166171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222348067.7U Active CN218475622U (en) | 2022-08-31 | 2022-08-31 | Quick detection device of actuating mechanism output shaft size |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218475622U (en) |
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2022
- 2022-08-31 CN CN202222348067.7U patent/CN218475622U/en active Active
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