CN214372329U - External screw thread spare detects structure and has this external screw thread spare to detect utensil - Google Patents
External screw thread spare detects structure and has this external screw thread spare to detect utensil Download PDFInfo
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- CN214372329U CN214372329U CN202120321694.4U CN202120321694U CN214372329U CN 214372329 U CN214372329 U CN 214372329U CN 202120321694 U CN202120321694 U CN 202120321694U CN 214372329 U CN214372329 U CN 214372329U
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Abstract
The utility model discloses an external screw thread spare detects structure and has this external screw thread spare to detect the gauge of structure, this external screw thread spare detects the structure and is used for the position measurement of the external screw thread spare on the part, external screw thread spare detects the structure and includes base and test rod, the base has the through-hole portion, the test rod cartridge is in the through-hole portion, and its both ends stretch out respectively the both sides of base, the test rod can move along its axis direction, also can rotate around its axis; the first end of detection pole has the detection section, the detection section includes outer end open-ended section of thick bamboo portion, the perisporium of section of thick bamboo portion has the breach, the breach runs through the outer end opening, the internal diameter of section of thick bamboo portion with await measuring the external diameter adaptation of external screw thread spare. This external screw thread spare detects structure when taking place to interfere with the external screw thread spare that awaits measuring, can measure the skew of this external screw thread spare, and can not exert an influence to the measurement of other check points, and detection efficiency is high, detects with low costsly.
Description
Technical Field
The utility model relates to a vehicle spare part detects technical field, especially relates to an external screw thread spare detects structure and has this external screw thread spare and detect examining utensil of structure.
Background
The sheet metal parts of the automobile are usually welded with external thread parts with external thread structures such as mounting studs or bolts and the like for mounting other parts, and in the early stage of new product development, the positions of the external thread parts need to be detected after the external thread parts are welded, and the mounting surfaces where the external thread parts are located also need to be detected.
Because the earlier stage of new product research and development, welding robot etc. are all in the orbit debugging stage, and the welding effect is not very good, need debug welding robot etc. according to the testing data after detecting.
In practical application, in order to save space and cost, the detection parts of the detection tool often share structures such as a sliding rail, the detection parts are moved to detect the detection points, under the condition that one external thread part interferes with the detection parts, the external thread part can be removed to ensure that other detection points can be measured continuously, at the moment, the hole breaking risk of parts such as metal plates can be caused, the parts are scrapped, of course, the external thread part which interferes can be selected not to be detected, but in this way, the offset direction and the offset can not be measured, the mounting surface where the external thread part is located can not be measured, welding fixtures and the like can not be debugged subsequently, if the corresponding detection parts are connected with other detection parts, the measurement of other detection points can also be influenced.
In view of this, how to design a detection structure for an external thread component, which can measure the offset of the external thread component without affecting the measurement of other detection points under the condition that the detection component interferes with the external thread component, is a technical problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an external screw thread spare detects structure and has this external screw thread spare and detect examining utensil of structure, this external screw thread spare detects the structure and when taking place to interfere with the external screw thread spare that awaits measuring, can measure the skew of this external screw thread spare, and can not exert an influence to the measurement of other check points, detection efficiency is high, detects with low costs.
In order to solve the technical problem, the utility model provides an external screw thread spare detection structure for the position measurement of external screw thread spare on the part, external screw thread spare detection structure includes base and detection pole, the base has through hole portion, the detection pole cartridge is in through hole portion, and its both ends stretch out the both sides of base respectively, the detection pole can move along its axis direction, also can rotate around its axis; the first end of detection pole has the detection section, the detection section includes outer end open-ended section of thick bamboo portion, the perisporium of section of thick bamboo portion has the breach, the breach runs through the outer end opening, the internal diameter of section of thick bamboo portion with await measuring the external diameter adaptation of external screw thread spare.
The detection structure of the external thread part comprises a base and a detection rod, wherein the detection rod is inserted into a through hole part of the base, can move along the axis direction of the base relative to the base and can also rotate around the axis of the base; the first end of the detection rod is provided with a detection section in a cylindrical structure, the detection section comprises a cylinder part with an outer end opening, the peripheral wall of the cylinder part is provided with a notch penetrating through the outer end opening, and the inner diameter of the cylinder part is matched with the outer diameter of the external thread piece to be detected; in practical application, the detection structure of the external thread part is arranged at a corresponding position of the detection tool, after the part to be detected is arranged on the detection tool, the detection rod can be manually pushed to move along the axis direction of the detection rod, so that the detection section of the detection rod is close to the external thread part to be detected, if the welding position of the external thread part on the part is qualified, the cylinder part of the detection section can be sleeved on the external thread part in the moving process, otherwise, the cylinder part of the detection section can interfere with the external thread part, at the moment, the detection rod can be rotated, so that the gap part of the detection section of the detection rod is aligned with the interference direction of the external thread part, the external thread part can be matched with the gap, the movement of the detection rod can not be interfered, the measurement of the deviation of the external thread part can be realized, the measurement of other detection structures connected together on other detection points can not be influenced, other measurements can not be avoided due to interference in the background technology, and the risk of scrapping of the part brought by the external thread part needs to be removed, the detection efficiency of the external thread part detection structure is high, and the detection cost is low.
The detection structure for the external thread part further comprises a guide sleeve, the guide sleeve is fixedly embedded in the through hole part, and the detection rod is inserted into the guide sleeve in a sliding mode.
According to the detection structure for the external thread part, the second end of the detection rod penetrates through the base, the detection structure further comprises a handheld portion, the handheld portion is fixedly connected with the second end of the detection rod, and the handheld portion and the detection section are arranged on two sides of the base respectively.
In the detection structure of the male screw member, the hand-held portion has a spherical structure.
The external screw thread part detection structure further comprises a reset elastic part, the reset elastic part is arranged between the handheld part and the base, and when the detection rod moves relative to the base, the reset elastic part can store elastic deformation energy acting on the detection rod.
In the detection structure of the external screw component, the return elastic component is a spring sleeved outside the detection rod; the detection rod is characterized by further comprising a limiting sleeve, the limiting sleeve is sleeved outside the detection rod and comprises an end wall and a sleeve peripheral wall fixedly connected with the end wall, the open end of the limiting sleeve faces the base, one end of the spring is inserted into the limiting sleeve and abuts against the end wall, and the other end of the spring abuts against the base.
The external screw thread part detection structure comprises a rod main body, wherein the rod main body comprises a first rod section and a second rod section, the first rod section is fixedly connected with the handheld part, the radial size of the first rod section is smaller than that of the second rod section, a step surface facing the handheld part is formed at the joint of the first rod section and the second rod section, the end wall of the limiting sleeve is sleeved on the first rod section, and the end wall of the limiting sleeve can abut against the step surface.
The external screw part detection structure further comprises a limiting structure, wherein the limiting structure is used for limiting the limit position of the detection rod relative to the base so as to prevent the detection rod from being separated from the base.
As above external screw thread spare detect the structure, the radial dimension of detection section is greater than the radial dimension of the pole main part of detection pole, the detection section with the junction of pole main part forms the orientation the ladder face of base, the detection pole drives the detection section is close to when the base direction removes, the ladder face can with the base offsets, limit structure includes the ladder face.
The utility model also provides an examine utensil, including examining a main part, still include the aforesaid external screw thread spare detect the structure, external screw thread spare detect the structure the base install in examine a main part.
Since the detection structure for the external thread part has the technical effects, the detection tool comprising the detection structure for the external thread part also has the same technical effects, and the description is not repeated here.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a detection structure for external screw thread components provided by the present invention;
FIG. 2 is a schematic view of the external thread member inspecting structure of FIG. 1 with the base removed;
FIG. 3 is a schematic cross-sectional view of the male thread inspection structure of FIG. 1;
fig. 4 is a partially enlarged view of the position of the detection rod and the stop collar in fig. 3.
Description of reference numerals:
a base 10;
the detection rod comprises a detection rod 20, a detection section 21, a notch 211, a step surface 212, a rod main body 22, a first rod section 221, a second rod section 222 and a step surface 223;
the handheld part 30, the guide sleeve 40, the spring 50, the limiting sleeve 60, the end wall 61 and the sleeve peripheral wall 62;
the external screw member 01.
Detailed Description
In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description.
For convenience of understanding and simplicity of description, the following description is combined with the detection structure of the external screw and the detection tool with the detection structure of the external screw, and the beneficial effects are not repeated.
Referring to fig. 1 to 4 together, fig. 1 is a schematic structural diagram of an embodiment of an external screw thread detection structure provided in the present invention; FIG. 2 is a schematic view of the external thread member inspecting structure of FIG. 1 with the base removed; FIG. 3 is a schematic cross-sectional view of the male thread inspection structure of FIG. 1; fig. 4 is a partially enlarged view of the position of the detection rod and the stop collar in fig. 3.
The detection tool for detecting the part assembly of the vehicle such as the automobile comprises a detection tool body and different detection modules installed on the detection tool body, and the external thread part detection structure for measuring the position of the external thread part on the part is mainly described herein.
In this embodiment, the external screw detection structure includes a base 10 and a detection rod 20, and the base 10 may be provided with a structure for installing a detection module of the inspection device.
In this solution, the base 10 has a through hole portion, the detection rod 20 is inserted into the through hole portion of the base 10, and two ends of the detection rod 20 respectively extend out of two sides of the base 10, that is, a part of the detection rod 20 is located in the through hole portion, the detection rod 20 can move along the axial direction of the base 10 relative to the base, and the detection rod 20 can also rotate around the axial line of the detection rod; the first end of the detection rod 20 has a detection section 21, the detection section 21 includes a cylindrical portion with an outer end opening, that is, the detection section 21 is in a cylindrical structure, the peripheral wall of the cylindrical portion of the detection section 21 has a notch 211, the notch 211 penetrates through the outer end opening, and the inner diameter of the cylindrical portion is matched with the outer diameter of the external thread member 01 to be detected, so that the cylindrical portion can be sleeved on the external thread member 01 of the part.
In practical application, the external thread member detection structure is installed at a corresponding position of the detection tool, after a part to be detected is installed on the detection tool, the detection rod 20 can be manually pushed to move along the axial direction of the detection rod, so that the detection section 21 of the detection rod is close to the external thread member 01 to be detected, if the welding position of the external thread member 01 on the part is qualified, the cylinder part of the detection section 21 can be sleeved on the external thread member 01 in the moving process, otherwise, the cylinder part of the detection section 21 interferes with the external thread member 01, at the moment, the detection rod 20 can be rotated, so that the notch 211 part of the detection section 21 of the detection rod is aligned with the interference direction of the external thread member 01, therefore, the external thread member 01 can be matched with the notch 211, the movement of the detection rod 20 cannot be interfered, the measurement of the offset of the external thread member 01 can be realized, the measurement of other detection structures connected together on other detection points cannot be influenced, and other measurements cannot be carried out due to interference in the background technology, and the risk of scrapping parts caused by the external thread part is required to be removed, the detection efficiency of the external thread part detection structure is high, and the detection cost is low.
In a specific embodiment, the external screw detection structure further includes a guide sleeve 40, the guide sleeve 40 is fixedly embedded in the through hole portion of the base 10, and the detection rod 20 is specifically inserted into the guide sleeve 40 in a sliding manner.
The guide sleeve 40 is arranged to provide a guide for the movement of the detection rod 20, so as to improve the detection precision.
The guide sleeve 40 can compensate for the matching error of the through hole part of the base 10 and the detection rod 20, and is convenient to replace after being worn, so that the cost is saved.
Of course, in actual installation, the detection rod 20 may be directly fitted to the through hole of the base 10, so that the machining accuracy of the through hole needs to be improved. And in actual setting, setting according to specific requirements.
In this embodiment, the second end of the detecting rod 20 passes through the base 10, and the second end of the detecting rod 20 is fixedly connected with the handheld portion 30, and obviously, the handheld portion 30 and the detecting section 21 are respectively arranged at two sides of the base 10, so as to illustrate the orientation, the handheld portion 30 is located at the left side of the base 10, and the detecting section 21 is located at the right side of the base.
The handle 30 is provided to facilitate the operator to hold the detection rod 20 to move or rotate the detection rod 20.
Specifically, the hand-held portion 30 has a spherical structure, and when actually installed, the hand-held portion 30 may have another shape.
In this embodiment, the external screw detecting structure further includes a reset elastic member, the reset elastic member is disposed between the handle 30 and the base 10, and when the detecting rod 20 moves relative to the base 10, the reset elastic member can store elastic deformation energy acting on the detecting rod 20.
With the figure position, promote when detecting rod 20 moves rightwards through handheld portion 30, the elastic component that resets is compressed, the detection section 21 of detecting rod 20 is close to the external screw thread spare 01 that awaits measuring, can detect, after the detection, loosen handheld portion 30, the external force of applying in detecting rod 20 disappears, under the effect of the elastic restoring force of the elastic component that resets, detecting rod 20 moves so that detection section 21 breaks away from the external screw thread spare 01 that awaits measuring to the left side, thus, can avoid artificially to detect after forgetting to remove the return with detecting rod 20 and lead to detecting section 21 overcoat on external screw thread spare 01, when follow-up part of taking off, cause the damage to part 01 because of interfering, improve the safety in utilization.
In a specific scheme, the return elastic element is a spring 50 sleeved outside the detection rod 20; the detection rod device further comprises a limiting sleeve 60, the limiting sleeve 60 is sleeved outside the detection rod 20, the limiting sleeve 60 comprises an end wall 61 and a sleeve peripheral wall 62 fixedly connected with the end wall 61, the open end of the limiting sleeve 60 faces the base 10, one end of the spring 50 is inserted into the limiting sleeve 60 and abuts against the end wall 61, and the other end of the spring abuts against the base 10.
Referring to fig. 3 and 4, after the arrangement, the limiting sleeve 60 limits and protects the spring 50, so that the detection rod 20 can be reset under the action of the spring 50 after detection. In fig. 3 and 4, the detection rod 20 is in the detection position, i.e. the detection section 21 is sleeved outside the external screw member 01, and the external screw member 01 is shown only as an example to show the matching relationship between the detection section 21 and the external screw member 01.
It will be appreciated that the stop collar 60 moves with the lever 20 as it is pushed by a person, so that the spring 50 is deformed.
The position-limiting sleeve 60 may be fixedly sleeved on the detection rod 20, or may not be fixed to the detection rod 20.
In the illustrated embodiment, the detection rod 20 includes a rod main body 22 fixedly connected to the detection section 21, the rod main body 22 includes a first rod section 221 and a second rod section 222, the first rod section 221 is fixedly connected to the handheld portion 30, obviously, the second rod section 222 connects the first rod section 221 and the detection section 21, the radial dimension of the first rod section 221 is smaller than the radial dimension of the second rod section 222, a step surface 223 facing the handheld portion 30 is formed at the connection position of the first rod section 221 and the second rod section 222, an end wall 61 of the position-limiting sleeve 60 is sleeved on the first rod section 221, and an end wall 61 of the position-limiting sleeve 60 can abut against the step surface 223.
After the arrangement, as shown in fig. 4, the position limiting sleeve 60 is limited by the hand-held part 30 and the step surface 223, and cannot be separated from the detection rod 20, when the hand-held part 30 is held to push the detection rod 20 to the right, the hand-held part 30 can push the position limiting sleeve 60 to move to the right and abut against the step surface 223, and then the position limiting sleeve 60 moves to the right together under the push of the hand-held part 30.
The external thread detection structure further comprises a limiting structure for limiting the limit position of the detection rod 20 moving relative to the base 10, so as to prevent the detection rod 20 from separating from the base 10.
It can be understood that the aforementioned hand-held portion 30 or the position-limiting sleeve 60 is a part of the position-limiting structure, and when moving rightwards, the detection rod 20 is not moved rightwards to be separated from the base 10 under the limitation of the hand-held portion 30 or the position-limiting sleeve 60.
In this scheme, the radial dimension that detects section 21 is greater than the radial dimension of the pole main part 21 of detection pole 20, and the junction of detecting section 21 and pole main part 22 forms the ladder face 212 towards base 10, and when detection pole 20 drove detection section 21 and moves towards being close to base 10 direction, ladder face 212 can offset with base 10, and limit structure includes ladder face 212. That is, the stepped surface 212 is provided to limit the limit position of the detection lever 20 moving leftward, and prevent the detection lever 20 from moving leftward and separating from the base 10.
Of course, in actual installation, the stopper structure may be formed by fixing a structure such as a stopper to the lever main body 22 of the detection lever 20.
It is right above the utility model provides an external screw thread spare detects structure and has this external screw thread spare and detect the utensil of examining of structure and all introduced in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (10)
1. The detection structure of the external thread part is used for measuring the position of the external thread part on a part and is characterized by comprising a base and a detection rod, wherein the base is provided with a through hole part; the first end of detection pole has the detection section, the detection section includes outer end open-ended section of thick bamboo portion, the perisporium of section of thick bamboo portion has the breach, the breach runs through the outer end opening, the internal diameter of section of thick bamboo portion with await measuring the external diameter adaptation of external screw thread spare.
2. The male screw detecting structure according to claim 1, further comprising a guide sleeve fixedly fitted in the through hole portion, wherein the detecting rod is slidably inserted in the guide sleeve.
3. The detection structure for the external thread member according to claim 1, wherein the second end of the detection rod penetrates through the base, and further comprising a handheld portion fixedly connected with the second end of the detection rod, and the handheld portion and the detection section are respectively disposed at two sides of the base.
4. A male screw detecting structure according to claim 3, wherein said hand-held portion is a spherical structure.
5. The detection structure for the external thread member according to claim 3, further comprising a return elastic member, wherein the return elastic member is provided between the hand-held portion and the base, and when the detection lever moves relative to the base, the return elastic member is capable of storing elastic deformation energy acting on the detection lever.
6. The male screw detecting structure according to claim 5, wherein the return elastic member is a spring externally fitted over the detecting rod; the detection rod is characterized by further comprising a limiting sleeve, the limiting sleeve is sleeved outside the detection rod and comprises an end wall and a sleeve peripheral wall fixedly connected with the end wall, the open end of the limiting sleeve faces the base, one end of the spring is inserted into the limiting sleeve and abuts against the end wall, and the other end of the spring abuts against the base.
7. The detection structure of the externally threaded part according to claim 6, wherein the detection rod comprises a rod main body, the rod main body comprises a first rod section and a second rod section, the first rod section is fixedly connected with the handheld part, the radial dimension of the first rod section is smaller than that of the second rod section, a step surface facing the handheld part is formed at the joint of the first rod section and the second rod section, the end wall of the limit sleeve is sleeved on the first rod section, and the end wall of the limit sleeve can abut against the step surface.
8. The male threaded element detecting structure according to any one of claims 1 to 7, further comprising a limiting structure for limiting an extreme position of the detecting rod relative to the base so as to prevent the detecting rod from being detached from the base.
9. The external screw thread member detection structure according to claim 8, wherein a radial dimension of the detection section is larger than a radial dimension of a rod main body of the detection rod, a connection portion between the detection section and the rod main body forms a stepped surface facing the base, when the detection rod drives the detection section to move towards the direction close to the base, the stepped surface can abut against the base, and the limiting structure comprises the stepped surface.
10. The detection tool comprises a detection tool body and is characterized by further comprising the external thread part detection structure of any one of claims 1 to 9, wherein the base of the external thread part detection structure is mounted on the detection tool body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120321694.4U CN214372329U (en) | 2021-02-03 | 2021-02-03 | External screw thread spare detects structure and has this external screw thread spare to detect utensil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120321694.4U CN214372329U (en) | 2021-02-03 | 2021-02-03 | External screw thread spare detects structure and has this external screw thread spare to detect utensil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214372329U true CN214372329U (en) | 2021-10-08 |
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ID=77963120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120321694.4U Active CN214372329U (en) | 2021-02-03 | 2021-02-03 | External screw thread spare detects structure and has this external screw thread spare to detect utensil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214372329U (en) |
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2021
- 2021-02-03 CN CN202120321694.4U patent/CN214372329U/en active Active
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