Shell part detection device and method

Abstract

The invention relates to the field of shaft shell interface size rapid detection, in particular to a shell part detection device and method.The shell part detection device comprises a positioning module and a plurality of detection units, and the positioning module is connected with the detection units in a penetrating mode; the positioning module comprises a first positioning part and a plurality of first positioning holes, and each first positioning hole is formed in the peripheral wall of the first positioning part in a penetrating manner; the detection units are movably connected with the positioning module through the first positioning holes one by one; a plurality of first detection holes are formed in the peripheral wall of the shell; the detection module and the first positioning hole can be completely or partially connected with the first detection hole in a penetrating manner, so that the problems existing in detection of the position degree, the angle and the like of the circumferential hole of the shell in the prior art are solved.

Description

Technical Field

[0001] The invention relates to the field of rapid detection of shaft housing interface dimensions, and in particular to a housing parts detection device and method. Background Art

[0002] At present, most of the servo mechanism housings and cabins produced are shaft parts. During the inspection process, the interface dimensions of such parts are mostly measured using five-axis three-coordinate measurement. For parts with larger outer diameters, inner diameter three-claw rulers and outside diameter micrometers are used to measure the diameters. Since there are usually holes on the housing, three-coordinate measurement is used to detect the position and angle of the circumferential holes. This will result in a long time required for measurement preparation and programming, and a long time required for each measurement, resulting in low efficiency in the inspection process. Summary of the invention

[0003] In order to solve the existing problems in detecting the position, angle, etc. of the circumferential holes of a shell, the present invention provides a shell parts detection device and a detection method.

[0004] In a first aspect, the present embodiment provides a housing part detection device, comprising: a positioning module and a plurality of detection units, wherein the positioning module is connected with the plurality of detection units; the positioning module comprises a first positioning portion and a plurality of first positioning holes, wherein each of the first positioning holes penetrates a peripheral wall of the first positioning portion; each of the detection units is movably connected to the positioning module through the first positioning holes;

[0005] A shell, wherein a plurality of first detection holes are arranged on a peripheral wall of the shell;

[0006] The housing part detection device has a first working state and a second working state; the first working state includes: when the housing and the positioning module are fitted together, each of the detection units can be connected with each of the first detection holes through the first positioning hole;

[0007] The second working state includes: when the housing and the positioning module are sleeved together, at least one of the detection units cannot be connected with the first detection hole through the first positioning hole.

[0008] In some embodiments, the positioning module also includes a second positioning portion and a plurality of second positioning holes, one end of the second positioning portion is fixedly connected to one end of the first positioning portion; the inner surface of the second positioning portion is equidistantly arranged from the inner surface of the first positioning portion; the inner cavity volume of the second positioning portion is smaller than the inner cavity volume of the first positioning portion; the second positioning hole passes through the surrounding wall of the second positioning portion; the detection unit includes a first detection module, the first detection module includes a first detection portion and a second detection portion; one end of the second detection portion is fixedly connected to one end of the first detection portion, and the second detection portion can be connected to the second positioning hole.

[0009] In some embodiments, the detection unit further includes a first barrier sheet, and the first barrier sheet is fixedly disposed between the first detection portion and the second detection portion.

[0010] In some embodiments, the detection unit includes a second detection module, which includes a spring sheet, a connecting part, a connecting rope, a sliding rod, and a clamping block; there are multiple spring sheets; one end of two adjacent spring sheets are fixedly arranged on the connecting part at equal intervals, and the other ends are respectively fixedly connected to one end of the connecting rope, and the other end of the connecting rope is fixedly connected to one end of the sliding rod, and the end of the spring sheet away from the connecting part is at an equal distance from the sliding rod; a through hole is provided on the connecting part, and the central axis of the through hole is in the same straight line as the central axis of the sliding rod; the sliding rod is movably connected to the connecting part through the through hole; the clamping block is fixedly connected to the end of the spring sheet away from the connecting part; the clamping block is provided with a groove for engaging the first detection hole; the sliding rod is provided with a scale, and the scale is evenly distributed along the axial direction of the sliding rod.

[0011] In some embodiments, the cross-sectional shape of the groove is an isosceles trapezoid, and the bottom surface of the groove corresponding to the minimum base of the isosceles trapezoid is an arc surface, and the arc surface can be interference fit with a part of the shell at the first detection hole.

[0012] In some embodiments, the connecting portion is in the shape of a cone, the through hole is arranged at the center of the largest end of the cone, and the smallest end of the cone is fixedly connected to the spring sheet.

[0013] In some embodiments, the second detection module further includes a second baffle plate; the second baffle plate is fixedly connected to an end of the connecting portion away from the elastic sheet.

[0014] In some embodiments, the second detection module further includes a third baffle plate; the third baffle plate is fixedly connected to an end of the sliding rod away from the connecting rope, and the connecting portion is located between the connecting rope and the third baffle plate.

[0015] In some embodiments, the second detection module also includes a fourth partition plate and a spring, and the fourth partition plate is fixedly connected to the sliding rod; the fourth partition plate is located between the third partition plate and the connecting portion, and the spring is passed through the sliding rod, one end of the spring abuts against the connecting portion, and the other end abuts against the fourth partition plate.

[0016] In a second aspect, this embodiment provides a shell part detection method, which is applied to the first aspect and includes the following steps:

[0017] Step S11: Based on the housing being located in the positioning module, adjusting the first detection hole to a preset position;

[0018] Step S12: Based on the first detection hole being directly opposite to the first positioning hole, the detection unit is connected with the first detection hole through the first positioning hole; wherein, if all the detection units are connected with the first detection hole, the shell quality is qualified; otherwise, the shell quality is unqualified.

[0019] In order to solve the existing problems in detecting the position and angle of the circumferential holes of the shell, the present invention has the following advantages:

[0020] The shell is located in the positioning module, the first detection hole is adjusted to the preset position, and the detection unit is connected with the first detection hole through the first positioning hole; wherein, if all the detection units are connected with the first detection hole, the shell quality is qualified; otherwise, the shell quality is unqualified; thereby quickly detecting the position and angle of the circumferential hole, greatly improving the detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is a schematic structural diagram of a housing parts detection device in some embodiments;

[0022] Figure 2 is a schematic structural diagram of a housing parts detection device in some embodiments;

[0023] Figure 3 for Figure 2 Explosion diagram of

[0024] Figure 4 is a structural schematic diagram of a second detection module;

[0025] Figure 5 for Figure 4 A local enlarged schematic diagram of point A in the middle.

[0026] In the figure, 10, positioning module; 11, first positioning part; 12, second positioning part; 13, first positioning hole; 14, second positioning hole; 15, blocking part; 20, first detection module; 21, first detection part; 22, second detection part; 23, first baffle; 30, shell; 31, first connecting part; 32, second connecting part; 33, first detection hole; 34, second detection hole; 40, second detection module; 41, spring; 42, connecting part; 43, connecting rope; 44, sliding rod; 45, block; 46, second baffle; 47, third baffle; 48, fourth baffle; 49, spring. DETAILED DESCRIPTION

[0027] The present disclosure will now be discussed with reference to several exemplary embodiments. It should be understood that these embodiments are discussed only to enable those skilled in the art to better understand and thus implement the present disclosure, rather than implying any limitation on the scope of the present disclosure.

[0028] As used herein, the term "including" and its variants are to be interpreted as open-ended terms meaning "including but not limited to". The term "based on" is to be interpreted as "based at least in part on". The terms "one embodiment" and "an embodiment" are to be interpreted as "at least one embodiment". The term "another embodiment" is to be interpreted as "at least one other embodiment". The orientation or position relationship indicated by the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "vertical", "horizontal", "lateral", "longitudinal" and the like is based on the orientation or position relationship shown in the accompanying drawings. These terms are mainly for better describing the present application and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation. In addition, in addition to being used to indicate an orientation or position relationship, some of the above terms may also be used to indicate other meanings, such as the term "upper" may also be used to indicate a certain dependency or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in this application can be understood according to the specific circumstances. In addition, the terms "install", "set", "provided with", "connected" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be an internal connection between two devices, elements or components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to the specific circumstances. In addition, the terms "first", "second", etc. are mainly used to distinguish different devices, elements or components (the specific types and structures may be the same or different), and are not used to indicate or imply the relative importance and quantity of the indicated devices, elements or components. Unless otherwise specified, "plurality" means two or more.

[0029] This embodiment discloses a housing parts detection device, such as Figure 1 , Figure 3 As shown, this may include:

[0030] A positioning module 10 and a plurality of detection units, wherein the positioning module 10 is connected with the plurality of detection units; the positioning module 10 comprises a first positioning portion 11 and a plurality of first positioning holes 13, wherein each of the first positioning holes 13 is arranged through a peripheral wall of the first positioning portion 11; each of the detection units is movably connected with the positioning module 10 through the first positioning holes 13;

[0031] A housing 30, wherein a plurality of first detection holes 33 are provided on a peripheral wall of the housing 30;

[0032] The housing 30 part detection device has a first working state and a second working state; the first working state includes: when the housing 30 and the positioning module 10 are fitted together, each of the detection units can be connected with each of the first detection holes 33 through the first positioning holes 13;

[0033] The second working state includes: when the housing 30 and the positioning module 10 are fitted together, at least one of the detection units cannot be connected with the first detection hole 33 through the first positioning hole 13 .

[0034] In this embodiment, the housing 30 is located in the positioning module 10, the first detection hole 33 is adjusted to a preset position, and the detection unit is connected with the first detection hole 33 through the first positioning hole 13; wherein, if all the detection units are connected with the first detection hole 33, the housing 30 is of qualified quality; otherwise, the housing 30 is of unqualified quality; thereby, the position and angle of the circumferential hole are quickly detected, greatly improving the detection efficiency. In this embodiment, the housing 30 is located in the positioning module 10, and is spaced apart from the positioning module 10, and the spacing distance can be set as needed. In this embodiment, a baffle is also provided at one end of the first positioning portion 11, and the baffle is fixedly connected to the first positioning portion 11.

[0035] In some embodiments, Figure 2 , Figure 3 As shown, the positioning module 10 also includes a second positioning portion 12 and a plurality of second positioning holes 14, one end of the second positioning portion 12 is fixedly connected to one end of the first positioning portion 11; the inner surface of the second positioning portion 12 is equidistantly arranged from the inner surface of the first positioning portion 11; the inner cavity volume of the second positioning portion 12 is smaller than the inner cavity volume of the first positioning portion 11; the second positioning hole 14 passes through the peripheral wall of the second positioning portion 12; the detection unit includes a first detection module 20, the first detection module 20 includes a first detection portion 21 and a second detection portion 22; one end of the second detection portion 22 is fixedly connected to one end of the first detection portion 21, and the second detection portion 22 can be connected to the second positioning hole 14.

[0036] In this embodiment, the positioning module 10 also includes a second positioning portion 12 and a plurality of second positioning holes 14, and the detection unit includes a first detection module 20, the first detection module 20 includes a first detection portion 21 and a second detection portion 22; one end of the second detection portion 22 is fixedly connected to one end of the first detection portion 21, and the second detection portion 22 can be connected to the second positioning hole 14, so that the detection unit can detect shells 30 of different sizes, thereby improving the function of the detection tooling.

[0037] In some embodiments, Figure 3As shown, the detection unit further includes a first baffle plate 23 , and the first baffle plate 23 is fixedly disposed between the first detection portion 21 and the second detection portion 22 .

[0038] In this embodiment, by providing a blocking piece, the blocking piece can limit the first detection part 21 inserted into the first positioning hole 13, and limit the second detection part 22 inserted into the second positioning hole 14, thereby preventing the first detection part 21 and the second detection part 22 from being inserted too deeply or insufficiently, resulting in inaccurate detection.

[0039] In some embodiments, Figure 4 , Figure 5 As shown, the detection unit includes a second detection module 40, which includes a spring piece 41, a connecting part 42, a connecting rope 43, a sliding rod 44, and a clamping block 45; the spring piece 41 has multiple pieces; one end of two adjacent spring pieces 41 is fixedly arranged on the connecting part 42 at an equal interval, and the other end is fixedly connected to one end of the connecting rope 43 respectively, and the other end of the connecting rope 43 is fixedly connected to one end of the sliding rod 44, and the end of the spring piece 41 away from the connecting part 42 is at an equal distance from the sliding rod 44; a through hole is provided on the connecting part 42, and the central axis of the through hole is located in the same straight line as the central axis of the sliding rod 44; the sliding rod 44 is movably connected to the connecting part 42 through the through hole; the clamping block 45 is fixedly connected to one end of the spring piece 41 away from the connecting part 42; the clamping block 45 is provided with a groove for engaging the first detection hole 33; the sliding rod 44 is provided with a scale, and the scale is evenly distributed along the axial direction of the sliding rod 44.

[0040] In this embodiment, the groove shape on the block 45 on the second detection module 40 can be set to a shape that can be engaged with the first detection hole 33, and the spring pieces 41 are arranged in a circumferential array on the connecting portion 42. The method of using the second detection module 40 is as follows: when the first detection hole 33 is detected, the slide bar 44 is pulled to make the ends of the spring pieces 41 away from the connecting portion 42 close to each other, and then the spring pieces 41 are inserted into the first detection hole 33, so that the groove on the block 45 is engaged with the first detection hole 33, and the scale on the slide bar 44 is recorded. According to the law of the expansion of the spring piece 41 and the retraction of the slide bar 44, the corresponding scale value is set on the slide bar 44, and the scale value can correspond to the size of the expansion of the spring piece 41, and then the size of the corresponding first detection hole 33 can be measured. In this embodiment, the positioning module 10 can be made of transparent glass material, so as to facilitate observation and operation, and the slide bar 44 and the connecting rope 43 are in a tensioned state.

[0041] In some embodiments, the cross-sectional shape of the groove is an isosceles trapezoid, and the bottom surface of the groove corresponding to the minimum base of the isosceles trapezoid is an arc surface, and the arc surface can be interference fit with part of the shell 30 at the first detection hole 33.

[0042] In this embodiment, by setting the cross section of the groove to be equal to a trapezoidal shape, the arc surface can be quickly interference-fitted with a portion of the housing 30 at the first detection hole 33, thereby accelerating the detection rate.

[0043] In some embodiments, the connecting portion 42 is in the shape of a cone, the through hole is provided at the center of the largest end of the cone, and the smallest end of the cone is fixedly connected to the spring piece 41 .

[0044] In this embodiment, by setting the connecting portion 42 to be conical, and the smallest end portion is fixedly connected to the spring piece 41, the conical connecting portion 42 has a certain taper, so that when the connecting portion 42 is inserted into the first detection hole 33, the central axis of the connecting portion 42 can be on the same straight line as the central axis of the first positioning hole 13, so that the spring piece 41 is not easy to deviate.

[0045] In some embodiments, the second detection module 40 further includes a second baffle plate 46 ; the second baffle plate 46 is fixedly connected to an end of the connecting portion 42 away from the elastic sheet 41 .

[0046] In this embodiment, by providing the second blocking piece 46 , it is possible to facilitate taking the connecting portion 42 out of the first positioning hole 13 .

[0047] In some embodiments, the second detection module 40 further includes a third baffle plate 47 ; the third baffle plate 47 is fixedly connected to an end of the slide bar 44 away from the connecting rope 43 , and the connecting portion 42 is located between the connecting rope 43 and the third baffle plate 47 .

[0048] In this embodiment, in the above description, the angle between the first positioning holes 13 or the second positioning holes 14 is a known angle.

[0049] This embodiment discloses that the second detection module 40 also includes a fourth partition plate 48 and a spring 49, and the fourth partition plate 48 is fixedly connected to the slide rod 44; the fourth partition plate 48 is located between the third partition plate 47 and the connecting portion 42, and the spring 49 is passed through the slide rod 44, and one end of the spring 49 abuts against the connecting portion 42, and the other end abuts against the fourth partition plate 48.

[0050] In this embodiment, the spring 49 is provided and the elastic force of the spring 49 is used to tighten the slide bar 44 , so that the scale value at the end surface of the connecting portion 42 can be quickly read out, and then the aperture of the first detection hole 33 can be obtained.

[0051] This embodiment also discloses a shell part detection method, comprising the following steps:

[0052] Step S11: Based on the housing 30 being located in the positioning module 10 , adjusting the first detection hole 33 to a preset position;

[0053] Step S12: Based on the first detection hole 33 being directly opposite to the first positioning hole 13, the detection unit is connected with the first detection hole 33 through the first positioning hole 13; wherein, if all the detection units are connected with the first detection hole 33, the quality of the shell 30 is qualified; otherwise, the quality of the shell 30 is unqualified.

[0054] In this embodiment, the shell is located in the positioning module, the first detection hole is adjusted to a preset position, and the detection unit is connected with the first detection hole through the first positioning hole; wherein, if all the detection units are connected with the first detection hole, the shell quality is qualified; otherwise, the shell quality is unqualified; thereby, the position and angle of the circumferential hole can be quickly detected, greatly improving the detection efficiency.

[0055] Those skilled in the art will appreciate that the above-mentioned embodiments are specific examples for implementing the present disclosure, and in actual applications, various changes may be made thereto in form and detail without departing from the spirit and scope of the present disclosure.

Claims

1. A housing parts detection device, characterized in that: include: A positioning module and a plurality of detection units, wherein the positioning module is connected with the plurality of detection units; the positioning module comprises a first positioning portion and a plurality of first positioning holes, each of the first positioning holes is penetrated through the peripheral wall of the first positioning portion; each of the detection units is movably connected with the positioning module through the first positioning holes; A shell, wherein a plurality of first detection holes are arranged on a peripheral wall of the shell; The housing part detection device has a first working state and a second working state; the first working state includes: when the housing and the positioning module are fitted together, each of the detection units can be connected with each of the first detection holes through the first positioning hole; The second working state includes: when the housing and the positioning module are sleeved together, at least one of the detection units cannot be connected with the first detection hole through the first positioning hole.

2. A housing parts detection device according to claim 1, characterized in that: The positioning module also includes a second positioning portion and a plurality of second positioning holes, one end of the second positioning portion is fixedly connected to one end of the first positioning portion; the inner surface of the second positioning portion is equidistantly arranged from the inner surface of the first positioning portion; the inner cavity volume of the second positioning portion is smaller than the inner cavity volume of the first positioning portion; the second positioning hole passes through the surrounding wall of the second positioning portion; the detection unit includes a first detection module, the first detection module includes a first detection portion and a second detection portion; one end of the second detection portion is fixedly connected to one end of the first detection portion, and the second detection portion can be connected to the second positioning hole.

3. A housing parts detection device according to claim 2, characterized in that: The detection unit further includes a first barrier sheet, which is fixedly disposed between the first detection portion and the second detection portion.

4. A housing parts detection device according to claim 1, characterized in that: The detection unit includes a second detection module, which includes a spring sheet, a connecting part, a connecting rope, a sliding rod, and a clamping block; there are multiple spring sheets; one end of two adjacent spring sheets are fixedly arranged on the connecting part at equal intervals, and the other ends are respectively fixedly connected to one end of the connecting rope, and the other end of the connecting rope is fixedly connected to one end of the sliding rod, and the end of the spring sheet away from the connecting part is at an equal distance from the sliding rod; a through hole is provided on the connecting part, and the central axis of the through hole is located in the same straight line as the central axis of the sliding rod; the sliding rod is movably connected to the connecting part through the through hole; the clamping block is fixedly connected to one end of the spring sheet away from the connecting part; the clamping block is provided with a groove for engaging the first detection hole; the sliding rod is provided with a scale, and the scale is evenly distributed along the axial direction of the sliding rod.

5. A housing parts detection device according to claim 4, characterized in that: The cross-sectional shape of the groove is an isosceles trapezoid, and the bottom surface of the groove corresponding to the minimum bottom side of the isosceles trapezoid is an arc surface, and the arc surface can be interference-fitted with a part of the shell at the first detection hole.

6. A housing parts detection device according to claim 5, characterized in that: The connecting portion is in the shape of a cone, the through hole is arranged at the center of the largest end of the cone, and the smallest end of the cone is fixedly connected to the spring.

7. A housing parts detection device according to claim 6, characterized in that: The second detection module further includes a second baffle plate; the second baffle plate is fixedly connected to an end of the connecting portion away from the elastic sheet.

8. A housing parts detection device according to claim 7, characterized in that: The second detection module further includes a third baffle plate; the third baffle plate is fixedly connected to an end of the slide bar away from the connecting rope, and the connecting portion is located between the connecting rope and the third baffle plate.

9. A housing parts detection device according to claim 8, characterized in that: The second detection module also includes a fourth barrier sheet and a spring, wherein the fourth barrier sheet is fixedly connected to the slide bar; the fourth barrier sheet is located between the third barrier sheet and the connecting portion, the spring is passed through the slide bar, one end of the spring abuts against the connecting portion, and the other end abuts against the fourth barrier sheet.

10. A shell part detection method, the method being applied to the shell part detection device according to claim 1, characterized in that: The following steps are involved: Step S11: Based on the housing being located in the positioning module, adjusting the first detection hole to a preset position; Step S12: Based on the first detection hole being directly opposite to the first positioning hole, the detection unit is connected with the first detection hole through the first positioning hole; wherein, if all the detection units are connected with the first detection hole, the shell quality is qualified; otherwise, the shell quality is unqualified.

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