CN218994412U - Thread detection equipment - Google Patents

Abstract

The utility model relates to the technical field of electronic product detection, and particularly discloses thread detection equipment. The thread detection equipment comprises a rotary table, a bearing jig, a position detection mechanism and a quality detection mechanism, wherein the rotary table is rotatably arranged, and a loading and unloading station, a position detection station and a quality detection station are arranged on the periphery of the rotary table in a ring manner; the rotary table can drive the bearing jig to sequentially flow to the feeding and discharging stations, the position detection station and the quality detection station; the position detection mechanism is arranged on the position detection station and is used for acquiring the position information of the threaded hole on the piece to be detected, which is transferred to the position detection station; the quality detection mechanism is arranged on the quality detection station, and the quality detection mechanism can detect the threaded hole on the piece to be detected, which is transferred to the quality detection station, according to the position information acquired by the position detection mechanism. The thread detection equipment can realize automatic detection of the threaded hole, and reduce the false judgment rate of missed detection.

Description

Thread detection equipment

Technical Field

The utility model relates to the technical field of electronic product detection, in particular to thread detection equipment.

Background

The internal parts of 3C electronic products such as mobile phones and watches are usually fixed by adopting screws or bolts, so that threaded holes are usually formed in parts of the electronic products, and the situation that the threaded holes are slipped or damaged is often caused by the quality problem of the threaded holes in the process of screwing the screws or bolts into the threaded holes, so that the whole part is in a scrapped risk as long as one threaded hole on one part is damaged, and the loss is large. In order to avoid the above problems, the quality of each screw hole needs to be detected before each component of the electronic product is assembled.

In the prior art, manual detection is mostly adopted for detecting threaded holes on parts of electronic products, an operator holds a detection part to sequentially detect the threaded holes on the detection part, and whether the small diameter of each threaded hole, the rotten teeth, the processing burrs and other foreign matters exist in the threaded holes or not is judged. However, the manual quality inspection makes eyes of operators easily tired, and the false judgment rate of missed detection is high, so that a plurality of defective products enter the next process, and the quality of finished products is affected; in addition, during manual quality inspection, operating personnel's work load is great, and the cost of labor is higher, and detection efficiency is lower.

Therefore, there is a need to propose a thread detecting apparatus to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a thread detection device, which can realize automatic detection of a threaded hole, improve detection efficiency, reduce false judgment rate of missed detection, increase yield of finished products and reduce labor cost.

The technical scheme adopted by the utility model is as follows:

the present utility model provides a thread detection apparatus comprising:

a rotary table which can be rotatably arranged, wherein a loading and unloading station, a position detection station and a quality detection station are sequentially arranged on the periphery of the rotary table in a ring manner;

the rotary table can fix the bearing jig and drive the bearing jig to sequentially flow to the loading and unloading station, the position detection station and the quality detection station;

the position detection mechanism is arranged on the position detection station and is used for acquiring position information of a threaded hole on a piece to be detected, which is transferred to the position detection station;

the quality detection mechanism is arranged on the quality detection station and can detect the threaded hole on the piece to be detected, which is transferred to the quality detection station, according to the position information acquired by the position detection mechanism.

As a preferred scheme of the thread detection device provided by the embodiment of the utility model, the bearing jig comprises a bearing plate and a clamping and positioning assembly, wherein the bearing plate can bear the to-be-detected piece, and the clamping and positioning assembly is configured to clamp and position the to-be-detected piece on the bearing plate.

As a preferred solution of the thread detection device provided by the embodiment of the present utility model, the clamping and positioning assembly includes:

the X-direction positioning parts are respectively positioned on two side edges extending along the Y direction on the bearing plate, and at least one of the two X-direction positioning parts can be movably arranged along the X direction so as to clamp the two side edges of the to-be-detected piece along the X direction;

the two Y-direction positioning parts are respectively positioned on two side edges extending along the X direction on the bearing plate, and at least one of the two Y-direction positioning parts can be movably arranged along the Y direction so as to clamp the two side edges of the to-be-detected piece along the Y direction;

the Z-direction positioning part can be movably arranged on the bearing plate along the Z direction so as to press the top of the to-be-detected piece;

wherein the X direction, the Y direction and the Z direction are perpendicular to each other.

As a preferable scheme of the thread detection device provided by the embodiment of the utility model, the bearing jig further comprises an X-direction sliding rail and an X-direction sliding block which are in sliding fit with each other, wherein the X-direction sliding rail extends along the X direction and is arranged on the bearing plate, and the bottom of the X-direction positioning part which is movably arranged is connected with the X-direction sliding block.

As a preferable scheme of the thread detection device provided by the embodiment of the utility model, the bearing jig further comprises a Y-direction sliding rail and a Y-direction sliding block which are in sliding fit with each other, wherein the Y-direction sliding rail extends along the Y direction and is arranged on the bearing plate, and the bottom of the Y-direction positioning part which is movably arranged is connected with the Y-direction sliding block.

As a preferred solution of the thread detecting apparatus provided by the embodiment of the present utility model, the position detecting mechanism includes:

a first position drive assembly;

the output end of the first position driving component is connected with the second position driving component so as to drive the second position driving component to move along the direction vertical to the radial direction of the turntable;

the output end of the second position driving assembly is connected with the third position driving assembly so as to drive the third position driving assembly to lift;

the output end of the third position driving assembly is connected with the position detecting camera so as to drive the position detecting camera to move along the radial direction of the turntable, and the position detecting camera can acquire the position information of the threaded hole on the part to be detected, which is positioned below the position detecting camera.

As a preferred solution of the thread detecting apparatus provided by the embodiment of the present utility model, the quality detecting mechanism includes:

a first detection drive assembly;

the output end of the first detection driving component is connected with the second detection driving component so as to drive the second detection driving component to move along the direction vertical to the radial direction of the turntable;

the output end of the second detection driving assembly is connected with the third detection driving assembly so as to drive the third detection driving assembly to lift;

the output end of the third detection driving assembly is connected with the quality detection camera so as to drive the quality detection camera to move along the radial direction of the turntable, and the quality detection camera can detect the threaded hole of the part to be detected positioned below the quality detection camera.

As a preferable scheme of the thread detection device provided by the embodiment of the utility model, the number of the position detection stations is multiple, the position detection stations are arranged at intervals along the circumferential direction of the turntable, and each position detection station is provided with the position detection mechanism; and/or

The quantity of quality detection station is a plurality of, and is a plurality of quality detection station is followed the circumference interval setting of carousel, every quality detection station is last all to be provided with quality detection mechanism.

As a preferable scheme of the thread detection device provided by the embodiment of the utility model, the thread detection device further comprises a rotation driving mechanism, and the rotation driving mechanism is configured to drive the turntable to rotate.

As a preferable scheme of the thread detection device provided by the embodiment of the utility model, a divider is further arranged between the rotary driving mechanism and the turntable.

The beneficial effects of the utility model are as follows:

the utility model provides a thread detection device, which is characterized in that an upper material loading and unloading station, a position detection station and a quality detection station are sequentially arranged on the periphery of a rotary table in a ring mode, and corresponding operation mechanisms on the stations are mutually matched, so that automatic detection of threaded holes on a piece to be detected is realized, the detection efficiency is improved, the false judgment rate of missed detection is reduced, the yield of finished products is increased, and the labor cost is reduced; the position detection mechanism can acquire the position information of the threaded hole on the part to be detected, which flows to the position detection station, and when the part to be detected flows to the quality detection station along with the turntable, the quality detection mechanism can rapidly position the threaded hole on the part to be detected, so that the detection efficiency of the thread detection equipment is improved.

Drawings

FIG. 1 is a schematic view of a thread detection device according to an embodiment of the present utility model;

FIG. 2 is an enlarged view of a portion of a thread detection apparatus provided by an embodiment of the present utility model at a position detection mechanism;

FIG. 3 is an enlarged view of a portion of a thread inspection apparatus provided by an embodiment of the present utility model at a mass inspection mechanism;

fig. 4 is a schematic structural diagram of a carrying tool according to an embodiment of the present utility model.

In the figure:

1-a turntable;

2-bearing jig; 21-a carrier plate; 22-clamping and positioning assembly; 221-X direction positioning portion; 2211-a first X-direction positioning block; 2212-a second X-direction positioning block; 222-Y direction positioning part; 2221—a first Y-oriented positioning block; 2222-second Y-directed positioning block; 223-Z direction positioning part; 224-X direction positioning cylinder; 225-Y direction positioning cylinder; 226-Z direction positioning cylinder; 231-X guide slide rail; 232-X guide slide block; 233-Y guide slide rail; 234-Y guide slide block;

3-a position detection mechanism; 31-a first position drive assembly; 32-a second position drive assembly; 33-a third position drive assembly; 34-a position detection camera;

4-a quality detection mechanism; 41-a first detection drive assembly; 42-a second detection drive assembly; 43-a third detection drive assembly; 44-quality inspection camera.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

The embodiment provides a screw thread check out test set, mainly is applied to the electronic product and detects the field for detect the quality of the screw hole on the cell-phone casing. In this embodiment, the to-be-detected member specifically refers to a mobile phone housing. Of course, in other embodiments, the workpiece to be inspected may be another workpiece provided with a threaded hole or external threads.

Fig. 1 shows a schematic structural diagram of a thread detection device according to an embodiment of the present utility model. As shown in fig. 1, the thread detection device of the embodiment comprises a turntable 1, a bearing jig 2, a position detection mechanism 3 and a quality detection mechanism 4, wherein the turntable 1 is rotatably arranged, and a feeding and discharging station, a position detection station and a quality detection station are sequentially arranged on the periphery of the turntable 1 in a ring manner; the bearing jig 2 is used for bearing a piece to be detected, the turntable 1 can fix the bearing jig 2 and can drive the bearing jig 2 to sequentially flow to the feeding and discharging stations, the position detection station and the quality detection station; the position detection mechanism 3 is arranged on the position detection station, and the position detection mechanism 3 is used for acquiring the position information of the threaded hole on the to-be-detected piece which flows to the position detection station; the quality detection mechanism 4 is arranged on the quality detection station, and the quality detection mechanism 4 can detect the threaded hole on the piece to be detected, which is transferred to the quality detection station, according to the position information acquired by the position detection mechanism 3.

According to the thread detection equipment provided by the embodiment, the upper and lower material stations, the position detection station and the quality detection station are sequentially arranged on the periphery of the rotary table 1 in a ring mode, and the corresponding operation mechanisms on the stations are mutually matched, so that automatic detection of threaded holes on a piece to be detected is realized, the detection efficiency is improved, the false judgment rate of missed detection is reduced, the yield of finished products is increased, and the labor cost can be reduced; the position detection mechanism 3 can acquire the position information of the threaded hole on the piece to be detected, which flows to the position detection station, and when the piece to be detected flows to the quality detection station along with the turntable 1, the quality detection mechanism 4 can quickly position the threaded hole on the piece to be detected, so that the detection efficiency of the thread detection equipment is improved; in addition, the position detecting mechanism 3 and the quality detecting mechanism 4 are arranged outside the turntable 1, which is beneficial to maintenance of devices such as gas, valves and the like in the thread detecting equipment.

In order to adapt to the production tact, the quantity of position detection station is a plurality of, and a plurality of position detection stations set up along the circumference interval of carousel 1, all are provided with position detection mechanism 3 on every position detection station. The quantity of quality detection station is a plurality of, and a plurality of quality detection stations set up along the circumference interval of carousel 1, all are provided with quality detection mechanism 4 on every quality detection station.

In this embodiment, the number of the position detecting stations is four, the four position detecting stations are adjacent in sequence and are arranged at intervals along the circumferential direction of the turntable 1, and each position detecting station is provided with a position detecting mechanism 3. The number of the quality detection stations is three, the three quality detection stations are adjacent in sequence and are arranged at intervals along the circumferential direction of the turntable 1, and each quality detection station is provided with a quality detection mechanism 4. The number of the threaded holes arranged on the to-be-detected piece is twelve.

When detecting to-be-detected, firstly, an operator places to-be-detected pieces in a bearing jig 2 on a turntable 1 at an upper blanking station; along with the rotation of the turntable 1, the to-be-detected piece borne on the turntable sequentially passes through four position detection stations, and a position detection mechanism 3 arranged on each position detection station acquires position information of three threaded holes on the to-be-detected piece which flows to the lower part of the to-be-detected piece and transmits the position information to a control system of the thread detection equipment; then, the turntable 1 continues to rotate and drives the to-be-detected pieces borne on the turntable to sequentially pass through three quality detection stations, the quality detection mechanism 4 arranged on each quality detection station is controlled by the control system to quickly locate and detect the threaded holes on the to-be-detected pieces which flow to the lower side of the turntable, and each quality detection mechanism 4 can detect the screw tooth quality of four of the threaded holes on the to-be-detected pieces.

It should be noted that, the number of the position detecting stations and the number of the quality detecting stations may be adjusted according to the actual detecting conditions, which is not limited in this embodiment, and the number of the position detecting stations and the number of the quality detecting stations may be equal or unequal.

Further, the thread detection device further comprises a rotation driving mechanism, wherein the rotation driving mechanism is configured to drive the turntable 1 to rotate so as to realize automatic rotation of the turntable 1, and the to-be-detected pieces borne on the rotation driving mechanism sequentially pass through the stations. Optionally, a divider is further arranged between the rotary driving mechanism and the turntable 1, and the rotary driving mechanism drives the turntable 1 to rotate through the divider. The divider adopts an eight-station divider, namely the turntable 1 can rotate 45 degrees each time so as to sequentially pass through eight stations at the last time. In the present embodiment, the rotation driving mechanism is preferably a rotary motor.

Fig. 2 shows a partial enlarged view of the thread detecting apparatus provided by the embodiment of the present utility model at the position detecting mechanism 3. As shown in fig. 2, the position detection mechanism 3 includes a first position driving assembly 31, a second position driving assembly 32, a third position driving assembly 33, and a position detection camera 34; the output end of the first position driving component 31 is connected with the second position driving component 32 so as to drive the second position driving component 32 to move along the direction vertical to the radial direction of the turntable 1; the output end of the second position driving assembly 32 is connected with the third position driving assembly 33 to drive the third position driving assembly 33 to ascend and descend; the output end of the third position driving assembly 33 is connected with the position detecting camera 34 to drive the position detecting camera 34 to move along the radial direction of the turntable 1, and the position detecting camera 34 can acquire the position information of the threaded hole on the piece to be detected positioned below the position detecting camera 34. The linear movement of the position detecting camera 34 in three-dimensional space is achieved by providing the first, second and third position driving assemblies 31, 32 and 33 so that the position detecting camera 34 can acquire accurate position information of the screw hole on the object to be detected.

Alternatively, the first position driving assembly 31, the second position driving assembly 32, and the third position driving assembly 33 may be linear driving mechanisms such as a linear motor, an air cylinder, and the like. The position detecting camera 34 may be any camera in the prior art, as long as it can acquire the image information of the to-be-detected member located below the camera to determine that the position of the threaded hole on the to-be-detected member is within the protection scope of the present embodiment.

Fig. 3 shows a partial enlarged view of the screw thread detection device provided by an embodiment of the present utility model at the mass detection mechanism 4. As shown in fig. 3, the mass detection mechanism 4 includes a first detection drive assembly 41, a second detection drive assembly 42, a third detection drive assembly 43, and a mass detection camera 44; the output end of the first detection driving component 41 is connected with the second detection driving component 42 to drive the second detection driving component 42 to move along the direction vertical to the radial direction of the turntable 1; the output end of the second detection driving assembly 42 is connected with the third detection driving assembly 43 to drive the third detection driving assembly 43 to lift; the output end of the third detection driving assembly 43 is connected with the mass detection camera 44 to drive the mass detection camera 44 to move along the radial direction of the turntable 1, and the mass detection camera 44 can detect the threaded hole of the piece to be detected located below. Specifically, the first detection driving assembly 41, the second detection driving assembly 42 and the third detection driving assembly 43 are all electrically connected to the control system of the thread detection device, and the control system can control the first detection driving assembly 41, the second detection driving assembly 42 and the third detection driving assembly 43 to act according to the position information of the corresponding threaded holes on the to-be-detected piece obtained by the position detection mechanism 3, so that the quality detection camera 44 is driven to be quickly positioned to the positions of the corresponding threaded holes, and accurate detection is performed on the quality detection driving assembly.

Alternatively, the first detection driving assembly 41, the second detection driving assembly 42, and the third detection driving assembly 43 may be linear driving mechanisms such as a linear motor, an air cylinder, and the like. The quality detection camera 44 can select a 45mm small diameter camera in the prior art, and can accurately detect the small diameter of the screw teeth in the threaded hole, whether the screw teeth are rotten, whether the processing burrs exist in the hole or not, and other foreign matters.

Fig. 4 shows a schematic structural diagram of a carrying jig 2 according to an embodiment of the present utility model. As shown in fig. 4, the carrying jig 2 includes a carrying plate 21 and a clamping and positioning assembly 22, the carrying plate 21 is capable of carrying a piece to be inspected, and the clamping and positioning assembly 22 is configured to clamp and position the piece to be inspected on the carrying plate 21. By arranging the clamping and positioning assembly 22, on one hand, the to-be-detected piece borne on the bearing plate 21 can be clamped, so that the to-be-detected piece is fixedly arranged relative to the turntable 1, and the to-be-detected piece is prevented from falling when the turntable 1 rotates; on the other hand, the to-be-detected piece carried on the carrying plate 21 can be initially positioned.

Further, the clamping and positioning assembly 22 includes an X-direction positioning portion 221, a Y-direction positioning portion 222, and a Z-direction positioning portion 223, where the two X-direction positioning portions 221 are respectively located on two sides extending along the Y-direction on the carrier 21, and at least one of the two X-direction positioning portions 221 can be movably disposed along the X-direction so as to clamp two sides of the to-be-detected piece along the X-direction; the two Y-direction positioning parts 222 are respectively positioned on two side edges extending along the X direction on the bearing plate 21, and at least one of the two Y-direction positioning parts 222 can be movably arranged along the Y direction so as to clamp the two side edges of the to-be-detected piece along the Y direction; the Z-direction positioning portion 223 is movably disposed on the carrier plate 21 along the Z-direction to press the top of the to-be-detected member. Wherein, X direction, Y direction and Z direction are mutually perpendicular two by two.

It should be noted that, when the carrying jig 2 is carried on the turntable 1, the X direction is parallel to the radial direction of the turntable 1, the Y direction is parallel to the tangential direction of the turntable 1 at the position carrying the carrying jig 2, and the Z direction is the vertical direction.

In this embodiment, as shown in fig. 4, the two X-directional positioning portions 221 are a first X-directional positioning block 2211 and a second X-directional positioning block 2212, respectively, the first X-directional positioning block 2211 is fixed on the carrier plate 21, and the second X-directional positioning block 2212 is slidably disposed on the carrier plate 21 along the X-direction. When the second X-direction positioning block 2212 moves towards the direction close to the first X-direction positioning block 2211, the to-be-detected piece on the carrier 21 can be pushed to abut against the first X-direction positioning block 2211, so that the to-be-detected piece is positioned in the X-direction, and the first X-direction positioning block 2211 and the second X-direction positioning block 2212 can clamp two sides of the to-be-detected piece along the X-direction.

Optionally, the number of the first X-direction positioning blocks 2211 is at least one. When the number of the first X-direction positioning blocks 2211 is one, the first X-direction positioning blocks 2211 are located at the middle position of the side edge of the carrier 21 extending along the Y-direction; when the number of the first X-direction positioning blocks 2211 is at least two, the at least two first X-direction positioning blocks 2211 are disposed at intervals along the Y-direction on the side edge of the carrier plate 21 extending along the Y-direction. Accordingly, the number of the second X-direction positioning blocks 2212 is at least one, and corresponds to the first X-direction positioning blocks 2211 one by one.

Of course, in other embodiments, the first X-direction positioning block 2211 and the second X-direction positioning block 2212 may be movably disposed on the carrier plate 21, which can achieve the above effects.

Further, the clamping and positioning assembly 22 further includes an X-direction positioning cylinder 224, and the X-direction positioning cylinder 224 is used for driving the movably disposed X-direction positioning portion 221 to move along the X-direction. In the embodiment, the number of the X-directional positioning cylinders 224 is one, and one X-directional positioning cylinder 224 drives a plurality of second X-directional positioning blocks 2212 to move along the X direction at the same time, so that the number of the X-directional positioning cylinders 224 is reduced, and the production cost is reduced.

In order to ensure the stability of the sliding process of the X-direction positioning portion 221 along the X direction, the carrying jig 2 further includes an X-direction guide rail 231 and an X-direction guide slider 232 that are slidably matched with each other, the X-direction guide rail 231 extends along the X direction and is disposed on the carrying plate 21, and the bottom of the movably disposed X-direction positioning portion 221 is connected with the X-direction guide slider 232.

In this embodiment, as shown in fig. 4, the two Y-directional positioning portions 222 are a first Y-directional positioning block 2221 and a second Y-directional positioning block 2222, respectively, the first Y-directional positioning block 2221 is fixed on the carrier plate 21, and the second Y-directional positioning block 2222 is slidably disposed on the carrier plate 21 along the Y-direction. When the second Y-direction positioning block 2222 moves in a direction close to the first Y-direction positioning block 2221, the to-be-detected piece on the carrier plate 21 can be pushed to abut against the first Y-direction positioning block 2221, so that positioning of the to-be-detected piece in the Y direction is achieved, and the first Y-direction positioning block 2221 and the second Y-direction positioning block 2222 can clamp two sides of the to-be-detected piece along the Y direction.

Optionally, the number of the first Y-direction positioning blocks 2221 is at least one. When the number of the first Y-direction positioning blocks 2221 is one, the first Y-direction positioning blocks 2221 are located at the middle positions of the sides of the carrier plate 21 extending in the X-direction; when the number of the first Y-direction positioning blocks 2221 is at least two, the at least two first Y-direction positioning blocks 2221 are disposed at intervals along the X-direction on the side edge of the carrier plate 21 extending along the X-direction. Accordingly, the number of the second Y-direction positioning blocks 2222 is at least one, and corresponds to the first Y-direction positioning blocks 2221 one by one.

Of course, in other embodiments, the first Y-direction positioning block 2221 and the second Y-direction positioning block 2222 may be movably disposed on the carrier plate 21, which can achieve the above-mentioned effects.

Further, the clamping and positioning assembly 22 further includes a Y-directional positioning cylinder 225, and the Y-directional positioning cylinder 225 is configured to drive the movably disposed Y-directional positioning portion 222 to move in the Y-direction. In this embodiment, the number of the Y-positioning cylinders 225 is one, and one Y-positioning cylinder 225 drives a plurality of second Y-positioning blocks 2222 to move along the Y direction at the same time, so that the number of the Y-positioning cylinders 225 is reduced, and the production cost is reduced.

In order to ensure the stability of the sliding process of the Y-directional positioning portion 222 along the Y direction, the carrying jig 2 further includes a Y-directional slide rail 233 and a Y-directional slide block 234 that are slidably matched with each other, where the Y-directional slide rail 233 extends along the Y direction and is disposed on the carrying plate 21, and the bottom of the movably disposed Y-directional positioning portion 222 is connected with the Y-directional slide block 234.

In addition, the two X-direction positioning portions 221 and the two Y-direction positioning portions 222 can enclose to form an accommodating space for accommodating the to-be-detected workpiece, and as at least one of the two X-direction positioning portions 221 is movably arranged, at least one of the two Y-direction positioning portions 222 is movably arranged, the size of the accommodating space formed by enclosing the two X-direction positioning portions 221 and the two Y-direction positioning portions 222 is adjustable, so that the bearing jig 2 can bear to-be-detected workpieces of different sizes, and the universality is higher.

Further, as shown in fig. 4, the clamping and positioning assembly 22 further includes a Z-directional positioning cylinder 226, and an output end of the Z-directional positioning cylinder 226 is connected to the Z-directional positioning portion 223 to drive the Z-directional positioning portion 223 to move in the vertical direction. In the present embodiment, the number of the Z-directional positioning portions 223 is four, and the four Z-directional positioning portions 223 are distributed at intervals along the circumferential direction of the carrier plate 21, and each Z-directional positioning portion 223 corresponds to one Z-directional positioning cylinder 226.

The above embodiments merely illustrate the basic principle and features of the present utility model, and the present utility model is not limited to the above embodiments, but may be varied and altered without departing from the spirit and scope of the present utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (10)

1. Screw thread check out test set, its characterized in that includes:

a rotary table (1) which can be rotatably arranged, wherein a feeding and discharging station, a position detection station and a quality detection station are sequentially arranged on the periphery of the rotary table (1) in a ring manner;

the rotary table (1) can fix the bearing jig (2) and can drive the bearing jig (2) to sequentially flow to the loading and unloading station, the position detection station and the quality detection station;

the position detection mechanism (3) is arranged on the position detection station, and the position detection mechanism (3) is used for acquiring position information of a threaded hole on a piece to be detected, which is transferred to the position detection station;

the quality detection mechanism (4) is arranged on the quality detection station, and the quality detection mechanism (4) can detect the threaded hole on the part to be detected, which is transferred to the quality detection station, according to the position information acquired by the position detection mechanism (3).

2. Thread detection device according to claim 1, characterized in that the carrier fixture (2) comprises a carrier plate (21) and a clamping and positioning assembly (22), the carrier plate (21) being capable of carrying the piece to be detected, the clamping and positioning assembly (22) being configured to clamp and position the piece to be detected on the carrier plate (21).

3. The thread detection apparatus according to claim 2, wherein the clamping and positioning assembly (22) comprises:

the X-direction positioning parts (221), the two X-direction positioning parts (221) are respectively positioned on two side edges extending along the Y direction on the bearing plate (21), and at least one of the two X-direction positioning parts (221) can be movably arranged along the X direction so as to clamp the two side edges of the to-be-detected piece along the X direction;

the Y-direction positioning parts (222), the two Y-direction positioning parts (222) are respectively positioned on two side edges extending along the X direction on the bearing plate (21), and at least one of the two Y-direction positioning parts (222) can be movably arranged along the Y direction so as to clamp the two side edges of the to-be-detected piece along the Y direction;

the Z-direction positioning part (223) can be movably arranged on the bearing plate (21) along the Z direction so as to press the top of the to-be-detected piece;

wherein the X direction, the Y direction and the Z direction are perpendicular to each other.

4. A thread detection device according to claim 3, wherein the carrying jig (2) further comprises an X-direction guide rail (231) and an X-direction guide slider (232) which are slidably engaged with each other, the X-direction guide rail (231) extends along the X-direction and is disposed on the carrying plate (21), and the X-direction guide slider (232) is connected to the bottom of the X-direction positioning portion (221) which is movably disposed.

5. A thread detection apparatus according to claim 3, wherein the carrying jig (2) further comprises a Y-guide slide rail (233) and a Y-guide slider (234) slidably fitted with each other, the Y-guide slide rail (233) extending in the Y-direction and being provided on the carrying plate (21), the Y-guide slider (234) being connected to a bottom of the Y-direction positioning portion (222) that is movably provided.

6. The thread detection device according to claim 1, wherein the position detection mechanism (3) comprises:

a first position drive assembly (31);

the output end of the first position driving component (31) is connected with the second position driving component (32) so as to drive the second position driving component (32) to move along the direction vertical to the radial direction of the turntable (1);

the output end of the second position driving assembly (32) is connected with the third position driving assembly (33) so as to drive the third position driving assembly (33) to lift;

the output end of the third position driving assembly (33) is connected with the position detecting camera (34) so as to drive the position detecting camera (34) to move along the radial direction of the turntable (1), and the position detecting camera (34) can acquire the position information of the threaded hole on the to-be-detected piece below the position detecting camera.

7. The thread detection device according to claim 1, wherein the mass detection mechanism (4) comprises:

a first detection drive assembly (41);

the output end of the first detection driving component (41) is connected with the second detection driving component (42) so as to drive the second detection driving component (42) to move along the direction perpendicular to the radial direction of the turntable (1);

the output end of the second detection driving assembly (42) is connected with the third detection driving assembly (43) so as to drive the third detection driving assembly (43) to lift;

the output end of the third detection driving assembly (43) is connected with the quality detection camera (44) so as to drive the quality detection camera (44) to move along the radial direction of the turntable (1), and the quality detection camera (44) can detect the threaded hole of the to-be-detected piece below the quality detection camera.

8. A thread detection device according to any one of claims 1-7, wherein the number of position detection stations is a plurality, the plurality of position detection stations being arranged at intervals along the circumference of the turntable (1), each position detection station being provided with the position detection mechanism (3); and/or

The number of the quality detection stations is multiple, the quality detection stations are arranged at intervals along the circumferential direction of the turntable (1), and each quality detection station is provided with a quality detection mechanism (4).

9. A thread detection device according to any one of claims 1-7, characterized in that the thread detection device further comprises a rotational drive mechanism configured to drive the turntable (1) in rotation.

10. Thread detection device according to claim 9, characterized in that a divider is also provided between the rotary drive mechanism and the turntable (1).

Images