CN212620420U - Go-no go gauge capable of checking torsion - Google Patents
Go-no go gauge capable of checking torsion Download PDFInfo
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- CN212620420U CN212620420U CN202021789192.6U CN202021789192U CN212620420U CN 212620420 U CN212620420 U CN 212620420U CN 202021789192 U CN202021789192 U CN 202021789192U CN 212620420 U CN212620420 U CN 212620420U
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Abstract
The utility model discloses a go-no go gauge capable of checking torsion, belonging to the technical field of manufacturing detection, comprising a go gauge end, a no go gauge end, a connecting part and two torsion detection devices; the two torsion detection devices are connected into a whole through a connecting part; the torsion detection device comprises a torsion transmission rod and a torsion measuring and calculating device; one end of a torsion transmission rod of one torsion detection device is provided with a go gauge end; one end of a torsion transmission rod of the other torsion detection device is provided with a no-go gauge end; the torsion transmission rod is used for transmitting the torsion borne by the go gauge end or the no-go gauge end to the torsion measuring and calculating device; the torsion measuring and calculating device is used for displaying a torsion state. The utility model discloses a can inspect logical no-go gage of torsion, whether the size that can the short-term test processing screw thread meets the requirements with torsion improves the degree of accuracy of certified products.
Description
Technical Field
The utility model belongs to the technical field of the manufacturing detects, specifically speaking relates to a logical no-go gage of torsion can be examined.
Background
Whether the inspection machinery tooth hole accords with the specification on the existing market, more commonly use the instrument that uses a so-called go-no-go gage, its effect is whether check screw hole accords with the specification, its application method is: if the thread is not screwed, the pitch diameter of the thread is small, and the product is unqualified. If the no-go gauge passes, the intermediate diameter is large, and the product is not qualified. The go gauge can freely rotate at any position of the thread, the no-go gauge can be screwed for one to two or three circles, and sometimes the no-go gauge can be screwed for two more circles, and the detected pitch diameter of the internal thread is just within a tolerance zone, so that the internal thread is a qualified product.
However, this method has a disadvantage in that it is not known how much torque the thread can be applied to. There is often a case: the go-no go gauge judges qualified, but when actually beating the screw, the tooth hole can be invalid very easily. This can cause quality incoming inspection errors.
SUMMERY OF THE UTILITY MODEL
The utility model aims at above-mentioned weak point provide one kind can inspect the logical no-go gage of torsion, plan to solve present logical no-go gage and do not possess screw thread torsion and detect the function, cause the qualified erroneous judgement scheduling problem of screw thread. In order to achieve the above object, the utility model provides a following technical scheme:
a go-no go gauge capable of checking torsion comprises a go gauge end 1, a no go gauge end 2, a connecting part 3 and two torsion detection devices 4; the two torsion detection devices 4 are connected into a whole through the connecting part 3; the torsion detection device 4 comprises a torsion transmission rod 5 and a torsion measuring device; one end of a torsion transmission rod 5 of one torsion detection device 4 is provided with a go gauge end 1; one end of a torsion transmission rod 5 of the other torsion detection device 4 is provided with a no-go gauge end 2; the torsion transmission rod 5 is used for transmitting the torsion borne by the go gauge end 1 or the no-go gauge end 2 to the torsion measuring and calculating device; the torsion measuring and calculating device is used for displaying a torsion state. With the structure, two torque force detection devices 4 are respectively arranged at two sides of the connecting part 3; the torsion detection device 4 can be modified by adopting the existing torsion instrument; the two torsion detection devices 4 are opposite in orientation; when the threaded hole is required to be judged to be qualified, the go gauge end 1 is stretched into the threaded hole to confirm whether the threaded hole can pass through; after the go gauge end 1 is confirmed to be capable of passing through, when the go gauge end 1 is screwed to the bottom of the threaded hole, the go gauge end 1 is subjected to torsion, the torsion is transmitted to a corresponding torsion measuring and calculating device through a torsion transmission rod 5, and the torsion measuring and calculating device displays whether the torsion state is qualified or not, namely, whether the torsion state displayed by a torsion detection device 4 exceeds a set value or not is confirmed; then turning over the go-no-go gauge, extending the no-go gauge end 2 into the threaded hole, and determining whether the go-no-go gauge can pass through or not; after the no-go gauge end 2 is confirmed to be rotated and twisted for one to two or three circles and cannot pass through the no-go gauge end 2, the no-go gauge end 2 is continuously rotated, the torque force is applied to the no-go gauge end 2 at the moment, the torque force is transmitted to a corresponding torque force measuring and calculating device through a torque force transmission rod 5, the torque force measuring and calculating device displays whether the torque force state is qualified or not, and whether the torque force state displayed by a torque force detecting device 4 exceeds a set value or not is confirmed; when the go gauge end 1 can pass through the threaded hole, the no-go gauge end 2 can not pass through the threaded hole, and the torque force borne by the go gauge end 1 and the no-go gauge end 2 exceeds a set value, the thread of the threaded hole is not damaged, the threaded hole is qualified, otherwise, the threaded hole is unqualified.
Further, the torsion measuring and calculating device comprises a spring 6, a display post 7, a bearing 8, a viewing port 9 and a shell 10; the shell 10 is provided with a viewing port 9; a display column 7 corresponding to the observation port 9 is arranged in the shell 10; one end of the display column 7 is connected with the connecting part 3 through a bearing 8, and the other end of the display column 7 is fixed with the torque transmission rod 5; the spring 6 is sleeved on the torsion transmission rod 5; one end of the spring 6 is fixed with the inner wall of the shell 10, and the other end of the spring is fixed with the display column 7. According to the structure, when the go gauge end 1 or the no-go gauge end 2 is subjected to torsion, the go gauge end 1 or the no-go gauge end 2 is not moved relative to the threaded hole, the torsion transmission rod 5 and the display column 7 are also not moved at this time, the shell 10 coaxially rotates relative to the display column 7, the torsion transmission rod 5, the go gauge end 1 or the no-go gauge end 2, and the larger the rotation angle of the shell 10 relative to the display column 7 is, the larger the torsion applied to the go gauge end 1 or the no-go gauge end 2 is under the action of the spring 6. The angle of rotation of housing 10 relative to display post 7 can be seen through viewing port 9, i.e., to confirm whether the threaded hole teeth are broken when a set torque value is exceeded. The bearing 8 is to reduce the interference of other friction forces to the measurement than the torsion force generated by the spring 6.
Furthermore, a torsion scale is arranged on the cylindrical surface of the display column 7; and an indicating needle is arranged at the edge of the observation port 9. According to the structure, the current torsion value can be determined by the arranged indicating needle in comparison with the torsion scale arranged on the cylindrical surface of the display column 7.
Further, the inner ring of the bearing 8 is fixed to the torque transmission rod 5, and the outer ring of the bearing 8 is fixed to the connecting portion 3. As can be seen from the above structure, the torque transmission rod 5 does not separate from the connection part 3 by the bearing 8, and the torque transmission rod 5 can only rotate with respect to the connection part 3.
Further, the shells 10 of the two torsion detection devices 4 are connected into a whole through the connecting part 3. With the above structure, the two torsion detection devices 4 are integrated into a whole, and the structure is compact.
Furthermore, the center lines of the go gauge end 1, the no-go gauge end 2, the connecting part 3, the torque transmission rods 5 of the two torque detection devices 4, the display columns 7 and the bearing 8 are all on the same straight line. According to the structure, accurate transmission of the torque force is facilitated.
Further, the torque transmission rod 5 extends out of one end of the shell 10, and the shell 10 is provided with an end cover 11 at the end; a through hole is formed in the end cover 11; the through hole is matched with the torque transmission rod 5. With the above structure, the end cap 11 supports the torque transmission rod 5, and prevents the torque transmission rod 5 from deviating from the axis.
Further, two torsion detecting devices 4 are symmetrically disposed about the connecting portion 3. According to the structure, the go-no-go gauge is convenient to use, and one end is detected and is directly replaced by the other end for detection.
The utility model has the advantages that:
the utility model discloses a go-no go gauge capable of checking torsion, belonging to the technical field of manufacturing detection, comprising a go gauge end, a no go gauge end, a connecting part and two torsion detection devices; the two torsion detection devices are connected into a whole through a connecting part; the torsion detection device comprises a torsion transmission rod and a torsion measuring and calculating device; one end of a torsion transmission rod of one torsion detection device is provided with a go gauge end; one end of a torsion transmission rod of the other torsion detection device is provided with a no-go gauge end; the torsion transmission rod is used for transmitting the torsion borne by the go gauge end or the no-go gauge end to the torsion measuring and calculating device; the torsion measuring and calculating device is used for displaying a torsion state. The utility model discloses a can inspect logical no-go gage of torsion, whether the size that can the short-term test processing screw thread meets the requirements with torsion improves the degree of accuracy of certified products.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the cutting structure of the present invention;
in the drawings: 1-go gauge end, 2-no-go gauge end, 3-connecting part, 4-torsion detection device, 5-torsion transmission rod, 6-spring, 7-display column, 8-bearing, 9-observation port, 10-shell and 11-end cover.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments, but the present invention is not limited to the following embodiments.
The first embodiment is as follows:
see figures 1-2. A go-no go gauge capable of checking torsion comprises a go gauge end 1, a no go gauge end 2, a connecting part 3 and two torsion detection devices 4; the two torsion detection devices 4 are connected into a whole through the connecting part 3; the torsion detection device 4 comprises a torsion transmission rod 5 and a torsion measuring device; one end of a torsion transmission rod 5 of one torsion detection device 4 is provided with a go gauge end 1; one end of a torsion transmission rod 5 of the other torsion detection device 4 is provided with a no-go gauge end 2; the torsion transmission rod 5 is used for transmitting the torsion borne by the go gauge end 1 or the no-go gauge end 2 to the torsion measuring and calculating device; the torsion measuring and calculating device is used for displaying a torsion state. With the structure, two torque force detection devices 4 are respectively arranged at two sides of the connecting part 3; the torsion detection device 4 can be modified by adopting the existing torsion instrument; the two torsion detection devices 4 are opposite in orientation; when the threaded hole is required to be judged to be qualified, the go gauge end 1 is stretched into the threaded hole to confirm whether the threaded hole can pass through; after the go gauge end 1 is confirmed to be capable of passing through, when the go gauge end 1 is screwed to the bottom of the threaded hole, the go gauge end 1 is subjected to torsion, the torsion is transmitted to a corresponding torsion measuring and calculating device through a torsion transmission rod 5, and the torsion measuring and calculating device displays whether the torsion state is qualified or not, namely, whether the torsion state displayed by a torsion detection device 4 exceeds a set value or not is confirmed; then turning over the go-no-go gauge, extending the no-go gauge end 2 into the threaded hole, and determining whether the go-no-go gauge can pass through or not; after the no-go gauge end 2 is confirmed to be rotated and twisted for one to two or three circles and cannot pass through the no-go gauge end 2, the no-go gauge end 2 is continuously rotated, the torque force is applied to the no-go gauge end 2 at the moment, the torque force is transmitted to a corresponding torque force measuring and calculating device through a torque force transmission rod 5, the torque force measuring and calculating device displays whether the torque force state is qualified or not, and whether the torque force state displayed by a torque force detecting device 4 exceeds a set value or not is confirmed; when the go gauge end 1 can pass through the threaded hole, the no-go gauge end 2 can not pass through the threaded hole, and the torque force borne by the go gauge end 1 and the no-go gauge end 2 exceeds a set value, the thread of the threaded hole is not damaged, the threaded hole is qualified, otherwise, the threaded hole is unqualified.
Example two:
see figures 1-2. A go-no go gauge capable of checking torsion comprises a go gauge end 1, a no go gauge end 2, a connecting part 3 and two torsion detection devices 4; the two torsion detection devices 4 are connected into a whole through the connecting part 3; the torsion detection device 4 comprises a torsion transmission rod 5 and a torsion measuring device; one end of a torsion transmission rod 5 of one torsion detection device 4 is provided with a go gauge end 1; one end of a torsion transmission rod 5 of the other torsion detection device 4 is provided with a no-go gauge end 2; the torsion transmission rod 5 is used for transmitting the torsion borne by the go gauge end 1 or the no-go gauge end 2 to the torsion measuring and calculating device; the torsion measuring and calculating device is used for displaying a torsion state. With the structure, two torque force detection devices 4 are respectively arranged at two sides of the connecting part 3; the torsion detection device 4 can be modified by adopting the existing torsion instrument; the two torsion detection devices 4 are opposite in orientation; when the threaded hole is required to be judged to be qualified, the go gauge end 1 is stretched into the threaded hole to confirm whether the threaded hole can pass through; after the go gauge end 1 is confirmed to be capable of passing through, when the go gauge end 1 is screwed to the bottom of the threaded hole, the go gauge end 1 is subjected to torsion, the torsion is transmitted to a corresponding torsion measuring and calculating device through a torsion transmission rod 5, and the torsion measuring and calculating device displays whether the torsion state is qualified or not, namely, whether the torsion state displayed by a torsion detection device 4 exceeds a set value or not is confirmed; then turning over the go-no-go gauge, extending the no-go gauge end 2 into the threaded hole, and determining whether the go-no-go gauge can pass through or not; after the no-go gauge end 2 is confirmed to be rotated and twisted for one to two or three circles and cannot pass through the no-go gauge end 2, the no-go gauge end 2 is continuously rotated, the torque force is applied to the no-go gauge end 2 at the moment, the torque force is transmitted to a corresponding torque force measuring and calculating device through a torque force transmission rod 5, the torque force measuring and calculating device displays whether the torque force state is qualified or not, and whether the torque force state displayed by a torque force detecting device 4 exceeds a set value or not is confirmed; when the go gauge end 1 can pass through the threaded hole, the no-go gauge end 2 can not pass through the threaded hole, and the torque force borne by the go gauge end 1 and the no-go gauge end 2 exceeds a set value, the thread of the threaded hole is not damaged, the threaded hole is qualified, otherwise, the threaded hole is unqualified.
The torsion measuring and calculating device comprises a spring 6, a display post 7, a bearing 8, an observation port 9 and a shell 10; the shell 10 is provided with a viewing port 9; a display column 7 corresponding to the observation port 9 is arranged in the shell 10; one end of the display column 7 is connected with the connecting part 3 through a bearing 8, and the other end of the display column 7 is fixed with the torque transmission rod 5; the spring 6 is sleeved on the torsion transmission rod 5; one end of the spring 6 is fixed with the inner wall of the shell 10, and the other end of the spring is fixed with the display column 7. According to the structure, when the go gauge end 1 or the no-go gauge end 2 is subjected to torsion, the go gauge end 1 or the no-go gauge end 2 is not moved relative to the threaded hole, the torsion transmission rod 5 and the display column 7 are also not moved at this time, the shell 10 coaxially rotates relative to the display column 7, the torsion transmission rod 5, the go gauge end 1 or the no-go gauge end 2, and the larger the rotation angle of the shell 10 relative to the display column 7 is, the larger the torsion applied to the go gauge end 1 or the no-go gauge end 2 is under the action of the spring 6. The angle of rotation of housing 10 relative to display post 7 can be seen through viewing port 9, i.e., to confirm whether the threaded hole teeth are broken when a set torque value is exceeded. The bearing 8 is to reduce the interference of other friction forces to the measurement than the torsion force generated by the spring 6.
Example three:
see figures 1-2. A go-no go gauge capable of checking torsion comprises a go gauge end 1, a no go gauge end 2, a connecting part 3 and two torsion detection devices 4; the two torsion detection devices 4 are connected into a whole through the connecting part 3; the torsion detection device 4 comprises a torsion transmission rod 5 and a torsion measuring device; one end of a torsion transmission rod 5 of one torsion detection device 4 is provided with a go gauge end 1; one end of a torsion transmission rod 5 of the other torsion detection device 4 is provided with a no-go gauge end 2; the torsion transmission rod 5 is used for transmitting the torsion borne by the go gauge end 1 or the no-go gauge end 2 to the torsion measuring and calculating device; the torsion measuring and calculating device is used for displaying a torsion state. With the structure, two torque force detection devices 4 are respectively arranged at two sides of the connecting part 3; the torsion detection device 4 can be modified by adopting the existing torsion instrument; the two torsion detection devices 4 are opposite in orientation; when the threaded hole is required to be judged to be qualified, the go gauge end 1 is stretched into the threaded hole to confirm whether the threaded hole can pass through; after the go gauge end 1 is confirmed to be capable of passing through, when the go gauge end 1 is screwed to the bottom of the threaded hole, the go gauge end 1 is subjected to torsion, the torsion is transmitted to a corresponding torsion measuring and calculating device through a torsion transmission rod 5, and the torsion measuring and calculating device displays whether the torsion state is qualified or not, namely, whether the torsion state displayed by a torsion detection device 4 exceeds a set value or not is confirmed; then turning over the go-no-go gauge, extending the no-go gauge end 2 into the threaded hole, and determining whether the go-no-go gauge can pass through or not; after the no-go gauge end 2 is confirmed to be rotated and twisted for one to two or three circles and cannot pass through the no-go gauge end 2, the no-go gauge end 2 is continuously rotated, the torque force is applied to the no-go gauge end 2 at the moment, the torque force is transmitted to a corresponding torque force measuring and calculating device through a torque force transmission rod 5, the torque force measuring and calculating device displays whether the torque force state is qualified or not, and whether the torque force state displayed by a torque force detecting device 4 exceeds a set value or not is confirmed; when the go gauge end 1 can pass through the threaded hole, the no-go gauge end 2 can not pass through the threaded hole, and the torque force borne by the go gauge end 1 and the no-go gauge end 2 exceeds a set value, the thread of the threaded hole is not damaged, the threaded hole is qualified, otherwise, the threaded hole is unqualified.
The torsion measuring and calculating device comprises a spring 6, a display post 7, a bearing 8, an observation port 9 and a shell 10; the shell 10 is provided with a viewing port 9; a display column 7 corresponding to the observation port 9 is arranged in the shell 10; one end of the display column 7 is connected with the connecting part 3 through a bearing 8, and the other end of the display column 7 is fixed with the torque transmission rod 5; the spring 6 is sleeved on the torsion transmission rod 5; one end of the spring 6 is fixed with the inner wall of the shell 10, and the other end of the spring is fixed with the display column 7. According to the structure, when the go gauge end 1 or the no-go gauge end 2 is subjected to torsion, the go gauge end 1 or the no-go gauge end 2 is not moved relative to the threaded hole, the torsion transmission rod 5 and the display column 7 are also not moved at this time, the shell 10 coaxially rotates relative to the display column 7, the torsion transmission rod 5, the go gauge end 1 or the no-go gauge end 2, and the larger the rotation angle of the shell 10 relative to the display column 7 is, the larger the torsion applied to the go gauge end 1 or the no-go gauge end 2 is under the action of the spring 6. The angle of rotation of housing 10 relative to display post 7 can be seen through viewing port 9, i.e., to confirm whether the threaded hole teeth are broken when a set torque value is exceeded. The bearing 8 is to reduce the interference of other friction forces to the measurement than the torsion force generated by the spring 6.
The cylindrical surface of the display post 7 is provided with a torsion scale; and an indicating needle is arranged at the edge of the observation port 9. According to the structure, the current torsion value can be determined by the arranged indicating needle in comparison with the torsion scale arranged on the cylindrical surface of the display column 7.
The inner ring of the bearing 8 is fixed with the torque transmission rod 5, and the outer ring of the bearing 8 is fixed with one side of the connecting part 3. As can be seen from the above structure, the torque transmission rod 5 does not separate from the connection part 3 by the bearing 8, and the torque transmission rod 5 can only rotate with respect to the connection part 3.
The shells 10 of the two torsion detection devices 4 are connected into a whole through the connecting part 3. With the above structure, the two torsion detection devices 4 are integrated into a whole, and the structure is compact.
The center lines of the go gauge end 1, the no-go gauge end 2, the connecting part 3, the torque transmission rods 5 of the two torque detection devices 4, the display columns 7 and the bearing 8 are all on the same straight line. According to the structure, accurate transmission of the torque force is facilitated.
The torque transmission rod 5 extends out of one end of the shell 10, and the end cover 11 is arranged on the end of the shell 10; a through hole is formed in the end cover 11; the through hole is matched with the torque transmission rod 5. With the above structure, the end cap 11 supports the torque transmission rod 5, and prevents the torque transmission rod 5 from deviating from the axis.
The two torsion detecting devices 4 are symmetrically disposed about the connecting portion 3. According to the structure, the go-no-go gauge is convenient to use, and one end is detected and is directly replaced by the other end for detection.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (8)
1. A go-no go gauge capable of checking torsion is characterized in that: the device comprises a go gauge end (1), a no-go gauge end (2), a connecting part (3) and two torsion detection devices (4); the two torsion detection devices (4) are connected into a whole through the connecting part (3); the torsion detection device (4) comprises a torsion transmission rod (5) and a torsion measuring and calculating device; one end of a torsion transmission rod (5) of one torsion detection device (4) is provided with a go gauge end (1); one end of a torsion transmission rod (5) of the other torsion detection device (4) is provided with a no-go gauge end (2); the torsion transmission rod (5) is used for transmitting the torsion borne by the go gauge end (1) or the no-go gauge end (2) to the torsion measuring and calculating device; the torsion measuring and calculating device is used for displaying a torsion state.
2. A go-no go gauge capable of checking torque force according to claim 1, wherein: the torsion measuring and calculating device comprises a spring (6), a display column (7), a bearing (8), an observation port (9) and a shell (10); the shell (10) is provided with an observation port (9); a display column (7) corresponding to the observation port (9) is arranged in the shell (10); one end of the display column (7) is connected with the connecting part (3) through a bearing (8), and the other end of the display column (7) is fixed with the torque transmission rod (5); the spring (6) is sleeved on the torsion transmission rod (5); one end of the spring (6) is fixed with the inner wall of the shell (10), and the other end of the spring is fixed with the display column (7).
3. A go-no go gauge capable of checking torsion according to claim 2, wherein: the cylindrical surface of the display column (7) is provided with torque scales; and an indicating needle is arranged at the edge of the observation port (9).
4. A go-no go gauge capable of checking torsion according to claim 3, wherein: the inner ring of the bearing (8) is fixed with the torque transmission rod (5), and the outer ring of the bearing (8) is fixed with one side of the connecting part (3).
5. A go-no go gauge capable of checking torsion according to claim 4, wherein: the shells (10) of the two torsion detection devices (4) are connected into a whole through the connecting part (3).
6. A go-no go gauge capable of checking torsion according to claim 5, wherein: the center lines of the through gauge end (1), the no-go gauge end (2), the connecting part (3) and the torque transmission rods (5), the display columns (7) and the bearings (8) of the two torque detection devices (4) are all on the same straight line.
7. A go-no go gauge capable of checking torque force according to claim 6, wherein: the torque transmission rod (5) extends out of one end of the shell (10), and an end cover (11) is arranged on the end of the shell (10); the end cover (11) is provided with a through hole; the through hole is matched with the torsion transmission rod (5).
8. A go-no go gauge capable of checking torque force according to claim 1, wherein: the two torsion detection devices (4) are symmetrically arranged about the connecting part (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021789192.6U CN212620420U (en) | 2020-08-25 | 2020-08-25 | Go-no go gauge capable of checking torsion |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021789192.6U CN212620420U (en) | 2020-08-25 | 2020-08-25 | Go-no go gauge capable of checking torsion |
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| CN212620420U true CN212620420U (en) | 2021-02-26 |
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| CN202021789192.6U Active CN212620420U (en) | 2020-08-25 | 2020-08-25 | Go-no go gauge capable of checking torsion |
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- 2020-08-25 CN CN202021789192.6U patent/CN212620420U/en active Active
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