CN207816125U - Detection device - Google Patents

Abstract

The utility model proposes a kind of detection devices, for being detected at the offset to workpiece, including bottom plate and testing agency, testing agency includes pedestal, first locating piece, second locating piece, first test pin and the second test pin, first locating piece be slidably arranged on pedestal and perpendicular to the bottom plate with positioning detection mechanism perpendicular to the direction of the pedestal, second locating piece is slidably arranged on pedestal and along the direction for being parallel to the bottom plate a line for positioning detection mechanism perpendicular to the extension of the direction of first locating piece, first test pin and the parallel sliding of the second test pin are arranged on top surface, the width of the first test pin towards workpiece one end is less than width of second test pin towards workpiece one end, the detection realized to workpiece can be inserted at the offset of workpiece by the first test pin and the second test pin.

Description

Detection device

technical field

The utility model relates to a detection device, in particular to a detection device capable of detecting gaps of workpieces.

Background technique

After the workpiece is processed by the machine, the size of the workpiece needs to be inspected. The current detection method for the gap of the workpiece is to send it into the inspection room and detect it through the probe, which takes a long time, is inconvenient to operate, and is expensive.

Utility model content

In view of the above situation, it is necessary to provide a detection device that facilitates the detection of gaps in workpieces.

A detection device for detecting the gap of a workpiece, the gap is a stepped surface, including a first surface and a second surface parallel to each other, the second surface is higher than the first surface , the detection of the gap is the detection of the width of the first surface, the detection device includes a base plate and a detection mechanism, the base plate is used to place the workpiece, and the detection mechanism includes a base, a first positioning member , a second positioning member, a first detection pin and a second detection pin, the first positioning member slides through the base and is perpendicular to the bottom plate, the first positioning member is used for positioning the detection The mechanism is perpendicular to the direction of the bottom plate, the second positioning member slides through the base and extends in a direction perpendicular to the first positioning member, and the second positioning member resists the workpiece The edge is used to position the detection mechanism parallel to the direction of one side of the bottom plate, the first detection pin and the second detection pin are respectively slid through the base and are parallel to the first positioning member, The width of the end of the first detection pin facing the workpiece is the lower limit of the width of the first surface, and the width of the end of the second detection pin facing the workpiece is the upper limit of the width of the first surface. If the workpiece passes through the second surface and butts against the first surface, and the second detection pin can only butt against the second surface, the workpiece is qualified.

Further, a bottom mold is arranged on the bottom plate, and the shape of the top surface of the bottom mold is the profiling of the workpiece to place the workpiece to be tested.

Further, at least two positioning pins are provided on the bottom plate, and at least two positioning pins are provided near adjacent two sides of the bottom mold to position the workpiece.

Further, there is a positioning groove near the gap where the workpiece is to be detected, and the first positioning member is inserted into the positioning groove to position the detection mechanism in a direction perpendicular to the bottom plate.

Further, the first positioning member includes a connected positioning end and a first handle end, the positioning end is arranged close to the workpiece, and the positioning end is used for inserting into the positioning groove to position the detection mechanism perpendicular to the The direction of the bottom plate, the second positioning member includes a connected guide end and a second handle end, the guide end is close to the positioning end, and the guide end is against the edge of the workpiece to position the detection mechanism parallel to In the direction of one side of the bottom plate, the first detection pin includes a connected first detection end and a third handle end, the second detection pin includes a connected second detection end and a fourth handle end, and the first detection pin includes a connected second detection end and a fourth handle end. The width of the end of the detection end facing the workpiece is the lower limit of the width of the gap of the workpiece, and the width of the end of the second detection end facing the workpiece is the upper limit of the width of the gap of the workpiece.

Further, the base includes a first installation part and a second installation part, the first installation part is arranged on the second installation part, and the first installation part and the second installation part form an L-shaped structure, the first positioning piece is slidably passed through the first installation part, the second positioning piece is slidably passed through the second installation part, the first detection pin and the first detection pin The two detection pins are slidably passed through the first installation part respectively.

Further, the detection mechanism further includes a first elastic member sleeved on the first positioning member, with one end abutting against the positioning end, and the other end abutting against the first mounting portion.

Further, the detection mechanism further includes a limiter, which is slidably passed through the first installation part, and the limiter is used to limit the movement of the first positioning member, and the limiter The positioning member includes a connected limiting end and a fifth handle end, and the limiting end points to the first handle end and can resist the first handle end.

Further, a limiting block is provided on the first mounting part, and a through hole is formed between the limiting block and the first mounting part, and the limiting member is slidably passed through the through hole.

Further, the detection mechanism further includes a second elastic member, which is sheathed on the second positioning member and has one end against the guide end, and the other end against the second installation portion.

The detection device detects the workpiece according to whether the first detection end and the second detection end can be inserted into the gap of the workpiece, thereby improving the detection efficiency.

Description of drawings

Fig. 1 is a three-dimensional schematic diagram of a detection device detecting a gap of a workpiece in an embodiment of the present invention.

Fig. 2 is a cross-sectional view along II-II direction of the detection device shown in Fig. 1 .

Fig. 3 is a cross-sectional view of the detection device shown in Fig. 1 along the direction III-III.

FIG. 4 is an enlarged perspective view of a detection mechanism of the detection device shown in FIG. 1 .

FIG. 5 is a perspective schematic diagram of another viewing angle of the detection mechanism shown in FIG. 4 .

Description of main component symbols

The following specific embodiments will further illustrate the utility model in conjunction with the above-mentioned accompanying drawings.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that when an element is considered to be "connected" to another element, it may be directly connected to the other element or there may be an intervening element at the same time. When an element is said to be "disposed on" another element, it can be directly disposed on the other element or intervening elements may also be present.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of this invention. The terminology used in the description of the utility model herein is only for the purpose of describing specific embodiments, and is not intended to limit the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to FIG. 1 , the present invention provides a detection device 100 . The detection device 100 can detect the gap 201 of the workpiece 200 . The detection device 100 includes a bottom plate 10 and a detection mechanism 20 . The bottom plate 10 is used to place the workpiece 200 . A bottom mold 11 is arranged on the bottom plate 10 . The shape of the top surface of the bottom mold 11 is a profiling of the workpiece 200 for placing the workpiece 200 to be tested. The detection mechanism 20 cooperates with the bottom plate 10 to detect the gap 201 of the workpiece 200 to be tested.

Coordinate axes as shown in Figure 1 define the first direction X, the second direction Y, and the third direction Z, the first direction X is a direction parallel to one side of the bottom plate 10, and the second direction Y is parallel to the bottom plate 10 and perpendicular to the first direction One direction X is the direction, and the third direction Z is the direction perpendicular to the base plate 10 .

In this embodiment, the bottom plate 10 further includes three positioning pins 12 . The three positioning pins 12 are disposed adjacent to two adjacent sides of the bottom mold 11 for positioning the workpiece 200 in the first direction X and the second direction Y. In this embodiment, the three positioning pins 12 are round pins. It can be understood that in other embodiments, the number of the positioning pins 12 can be two, four or more, but not limited thereto.

As shown in FIGS. 2 and 3 , in this embodiment, the gap 201 of the workpiece 200 is a stepped surface, including a first surface 202 and a second surface 203 parallel to each other. The second surface 203 is higher than the first surface 202 . The width of the first surface 202 is the width to be measured of the gap 201 . There is a positioning groove 204 near the gap 201 of the workpiece 200 to be detected. The positioning groove 204 is an inclined groove for positioning the third direction Z of the detection mechanism 20 . As shown in FIGS. 4 and 5 , the detection mechanism 20 includes a base 21 , a first positioning member 22 , a second positioning member 23 , a first detection pin 24 and a second detection pin 25 . The base 21 includes a first installation portion 211 and a second installation portion 212 . The first installation part 211 is disposed on the second installation part 212 . The first installation portion 211 and the second installation portion 212 form an L-shaped structure. The first positioning member 22 is slidably disposed on the first mounting portion 211 . The first positioning member 22 is used for positioning the third direction Z of the detection mechanism 20 . The first positioning member 22 includes a positioning end 221 and a first handle end 222 connected to each other. The positioning end 221 is disposed close to the workpiece 200 . The positioning end 221 is used for inserting into the positioning slot 204 to locate the third direction Z of the detection mechanism 20 . It can be understood that if there is no inclined groove on the workpiece 200 , the positioning end 221 can be set as a copy of other positioning points of the workpiece 200 to locate the third direction Z of the detection mechanism 20 . The first handle end 222 is convenient for the operator to operate.

The second positioning member 23 is slidably disposed on the second mounting portion 212 and extends along a direction perpendicular to the first positioning member 22 . The second positioning member 23 is used for positioning the second direction Y of the detection mechanism 20 . The second positioning member 23 includes a guiding end 231 and a second handle end 232 connected to each other. The guiding end 231 is close to the positioning end 221 . The guiding end 231 can abut against one side of the workpiece 200 to locate the second direction Y of the detection mechanism 20 . The second handle end 232 is convenient for the operator to operate. The first detection pin 24 and the second detection pin 25 are respectively slidably passed through the first mounting portion 211 and are parallel to the first positioning member 22 . The first detection pin 24 includes a first detection end 241 and a third handle end 242 connected to each other. The third handle end 242 is convenient for the operator to operate. The second detection pin 25 includes a second detection end 251 and a fourth handle end 252 connected to each other. The fourth handle end 252 is convenient for the operator to operate.

As shown in FIG. 2 and FIG. 3 , the width of the end of the first detecting end 241 facing the workpiece 200 is smaller than the width of the end of the second detecting end 251 facing the workpiece 200 . After the detection mechanism 20 is positioned in the second direction Y and the third direction Z, the width of the first detection end 241 of the first detection pin 24 facing the end of the workpiece 200 is the lower limit of the width of the first surface 202 of the gap 201, and the second detection The width of the second detecting end 251 of the pin 25 facing the workpiece 200 is the upper limit of the width of the first surface 202 of the gap 201 .

In this embodiment, the detection mechanism 20 further includes a first elastic member 26 , a limiting member 27 and a second elastic member 28 . The first elastic member 26 is sleeved on the first positioning member 22 and has one end against the positioning end 221 and the other end against the first mounting portion 211 to insert the positioning end 221 into the workpiece 200 . A limiting block 213 is disposed on a side of the first mounting portion 211 away from the second mounting portion 212 . A through hole 214 is formed between the limiting block 213 and the first mounting portion 211 . The through hole 214 faces the first positioning member 22 . The limiting member 27 is slidably disposed in the through hole 214 . The limiter 27 is used to limit the movement of the first positioning member 22 . The limiting member 27 includes a limiting end 271 and a fifth handle end 272 connected to each other. The limiting end 271 extends toward the first handle end 222 and can resist the first handle end 222 to limit the movement of the first positioning member 22 . The second elastic member 28 is sheathed on the second positioning member 23 and has one end abutting against the guiding end 231 and the other end abutting against the second installation portion 212 . It can be understood that the first elastic member 26 , the limiting member 27 and the second elastic member 28 can all be eliminated.

In use, the workpiece 200 is placed on the bottom mold 11 , and the first direction X and the second direction Y of the workpiece 200 are positioned by the positioning pin 12 . The base 21 of the detection mechanism 20 is placed on the bottom plate 10 . Pushing the second handle end 232 makes the guide end 231 push against the edge of the workpiece 200 to position the second direction Y of the detection mechanism 20 . Pulling the fifth handle end 272 makes the limiting end 271 away from the first handle end 222 . The positioning end 221 of the first positioning member 22 abuts against the positioning groove 204 downward under the action of the first elastic member 26 to position the third direction Z of the detection mechanism 20 . Plug the first detection end 241 of the first detection pin 24 and the second detection end 251 of the second detection pin 25 downwards to the gap 201 of the workpiece 200 . If the first detection end 241 can be plugged into the gap 201, the second detection end 251 cannot be plugged into the gap 201, that is, the first detection end 241 can pass through the second surface 203 against the first surface 202, and the second detection end 251 against the second surface 203, the workpiece 200 is qualified, otherwise the workpiece 200 is unqualified.

The detection device realizes the detection of the workpiece 200 by observing whether the first detection end 241 and the second detection end 251 can be inserted into the gap 201 of the workpiece 200, thereby improving the detection efficiency.

In this embodiment, the bottom plate 10 is provided with a bottom mold 11, the shape of the top surface of the bottom mold 11 is the profiling of the workpiece 200 to place the workpiece 200 to be tested, but it is not limited thereto, the bottom plate 10 It can be set directly as a profiling of the workpiece 200 .

In this embodiment, at least two positioning pins 12 are provided on the bottom plate 10, but not limited thereto, and the positioning pins 12 can be removed.

In this embodiment, the first positioning member 22 includes a connected positioning end 221 and a first handle end 222, the second positioning member 23 includes a connecting guide end 231 and a second handle end 232, and the first detection The pin 24 includes a connected first detection end 241 and a third handle end 242, and the second detection pin 25 includes a connected second detection end 251 and a fourth handle end 252, but not limited thereto. The first positioning member 22. The second positioning member 23 , the first detection pin 24 and the second detection pin 25 may be of an integrated structure.

In this embodiment, the detection mechanism 20 further includes a first elastic member 26, but it is not limited thereto. The first elastic member 26 can be removed, and the first positioning member 22 can be inserted into the positioning member by the operator. The groove 204 is used to position the third direction Z of the detection mechanism 20 .

In this embodiment, the detection mechanism 20 includes a limiter 27 , but it is not limited thereto. The limiter 27 can be removed without affecting the operation of the detection mechanism 20 .

In this embodiment, the detection mechanism 20 further includes a second elastic member 28, but not limited thereto, the second elastic member 28 can be removed, and the second positioning member 23 can be operated by the operator to hold against the The edge of the workpiece 200 is positioned in the second direction Y of the detection mechanism 20 .

In addition, those skilled in the art can also make other changes within the spirit of the utility model. Of course, these changes made according to the spirit of the utility model should all be included in the protection scope of the utility model.

Claims (10)

1. A detection device, used to detect the gap of the workpiece, the gap is a step surface, including a first surface and a second surface parallel to each other, the second surface is higher than the first surface A surface, the detection of the gap is the detection of the width of the first surface, characterized in that: the detection device includes a bottom plate and a detection mechanism, the bottom plate is used to place the workpiece, and the detection mechanism includes The base, the first positioning piece, the second positioning piece, the first detection pin and the second detection pin, the first positioning piece slides through the base and is perpendicular to the bottom plate, the first positioning piece For positioning the detection mechanism perpendicular to the direction of the bottom plate, the second positioning member slides through the base and extends in a direction perpendicular to the first positioning member, the second positioning member Pressing against the edge of the workpiece to position the detection mechanism parallel to one side of the bottom plate, the first detection pin and the second detection pin slide through the base respectively and are parallel to the The first positioning member, the width of the first detection pin toward the workpiece end is the lower limit of the first surface width, and the second detection pin’s width toward the workpiece is the upper limit of the first surface width, as stated If the first detection pin can pass through the second surface and abut against the first surface, and the second detection pin can only abut against the second surface, the workpiece is qualified. 2 . The detection device according to claim 1 , wherein a bottom mold is arranged on the bottom plate, and the shape of the top surface of the bottom mold is a profiling of the workpiece for placing the workpiece to be tested. 3 . 3. The detection device according to claim 2, wherein at least two positioning pins are also arranged on the base plate, and at least two positioning pins are arranged near the adjacent two sides of the bottom mold to locate the artifact. 4. The detection device according to claim 1, characterized in that: there is a positioning groove near the gap where the workpiece is to be detected, and the first positioning member is inserted into the positioning groove to position the detection mechanism perpendicular to the The orientation of the bottom plate. 5. The detection device according to claim 4, characterized in that: the first positioning member includes a connected positioning end and a first handle end, the positioning end is arranged close to the workpiece, and the positioning end is used for inserting into the workpiece. The positioning groove is used to position the detection mechanism perpendicular to the direction of the bottom plate, the second positioning member includes a connected guide end and a second handle end, the guide end is close to the positioning end, and the guide end is against the The edge of the workpiece is used to position the detection mechanism in a direction parallel to one side of the bottom plate, the first detection pin includes a connected first detection end and a third handle end, and the second detection pin includes a connected first detection end Two detection ends and the fourth handle end, the width of the first detection end toward the workpiece end is the lower limit of the width of the workpiece gap, and the width of the second detection end toward the workpiece is the width of the workpiece gap upper limit. 6. The detection device according to claim 5, wherein the base comprises a first installation part and a second installation part, the first installation part is arranged on the second installation part, and the first installation part The mounting part and the second mounting part form an L-shaped structure, the first positioning part slides through the first mounting part, and the second positioning part slides through the second mounting part. On the part, the first detection pin and the second detection pin slide through the first installation part respectively. 7. The detection device according to claim 6, characterized in that: the detection mechanism further comprises a first elastic member, the first elastic member is sleeved on the first positioning member and has one end against the positioning end, and the other end resists the first installation part. 8. The detection device according to claim 7, characterized in that: the detection mechanism further comprises a limiter, and the limiter is slidably mounted on the first installation part, and the limiter is used for To limit the movement of the first positioning member, the limiting member includes a connected limiting end and a fifth handle end, the limiting end points to the first handle end and can resist the first handle end. 9. The detection device according to claim 8, characterized in that: a limit block is arranged on the first mounting part, and a through hole is formed between the limit block and the first mounting part, and the limit block The position piece slides through the through hole. 10. The detection device according to claim 6, characterized in that: the detection mechanism further comprises a second elastic member, the second elastic member is sleeved on the second positioning member and has one end against the guide end, and the other end resists the second installation part.