CN111982039A - Height detection device for installation of alarm contact piece - Google Patents

Abstract

The invention discloses a height detection device for installing a contact plate of an alarm, which comprises a workbench and a bottom cover, wherein the bottom cover is provided with the contact plate to be detected, the workbench is sequentially provided with a feeding mechanism capable of conveying the bottom cover in a posture to be detected, a press-mounting mechanism for secondarily pushing the contact plate in the bottom cover, a height detection mechanism capable of detecting the fall between the height of a contact point on the contact plate and the height of the bottom cover, a dust removal mechanism for cleaning a workpiece, and a sorting and blanking mechanism capable of sorting qualified and unqualified bottom covers, and meanwhile, a mechanical arm capable of running between the two mechanisms to convey the bottom cover is arranged between two corresponding adjacent mechanisms on the workbench; this device replaces artifical the measuring, improves the precision that the product height detected, raises the efficiency, and simultaneously, this device still feels contact secondary pressure equipment, product detection letter sorting, the function of removing dust, realizes product quality and detects the automation, has saved the cost of labor greatly, realizes product quality's strict management and control.

Description

A height detection device for the installation of alarm contact pieces

technical field

The invention relates to the technical field of detection with high requirements for component installation, in particular to a height detection device for the installation of alarm contact pieces.

Background technique

A contact piece is installed in the car speaker to realize the on-off of the circuit, and the contact piece is installed in the speaker shell. Most of the traditional inspection methods rely on vision and experience, or use a ruler for inspection, which has poor accuracy and low efficiency, and cannot achieve quality control of speakers.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a height detection device installed on an alarm contact piece, so as to solve the problems of low detection efficiency and poor detection accuracy proposed in the above-mentioned background art.

In order to achieve the above purpose, the present invention provides the following technical solutions, a height detection device for the installation of alarm contact pieces, including a workbench, a bottom cover equipped with contact pieces to be detected, each bottom cover is affixed with identification barcodes, so The worktable is sequentially provided with a feeding mechanism that can transport the bottom cover in the attitude to be detected, a pressing mechanism that presses the inner contact piece of the bottom cover twice, and can detect the height of the contact piece on the contact piece and the height of the bottom cover. The height detection mechanism of the drop, the dust removal mechanism for cleaning the workpiece, the sorting and unloading mechanism for sorting the qualified and unqualified bottom covers, and at the same time, there is a mechanism between the two adjacent mechanisms on the worktable. A robotic arm that moves between to transfer the bottom cover.

Compared with the prior art, the beneficial effects of the present invention are: the device replaces manual detection, improves the accuracy and efficiency of product height detection, and at the same time, the device also has the advantages of secondary pressing of contact pieces, product detection and sorting, and dust removal. It realizes the automation of product quality inspection, greatly saves labor costs, and realizes strict control of product quality.

Preferably, the feeding mechanism is composed of a feeding frame and a feeding conveyor belt erected on the feeding frame;

The press-fit mechanism includes a press-fit base, a press-fit seat corresponding to the press-fit base, and a press-fit lift cylinder connected to the press-fit base, wherein a press-fit plate is connected to the telescopic end of the press-fit lift cylinder. , the press-fit plate is connected with a press-fit head corresponding to the press-fit position of the contact piece in the bottom cover on the press-fit base;

The height detection mechanism includes a detection base, a detection base corresponding to the detection base, and a detection lifting cylinder arranged on the detection base, wherein a detection seat plate is connected to the telescopic end of the detection lifting cylinder, and the detection A first probe capable of detecting the height of the bottom cover is provided on the side of the base plate corresponding to the bottom cover, and a second probe head capable of detecting the height of the contact point is disposed on the detection base plate at a position corresponding to the contact point on the contact piece;

The dust-removing mechanism includes a dust-removing base set on the worktable, and a pneumatic clamping seat can be provided on the dust-removing base for limited rotation. A blowing device is arranged on one side of the base in the rotation direction, and the worktable is provided with a dust-absorbing device between the dust-removing base and the blowing device, and the dust-absorbing device is lower than the blowing device;

The sorting and unloading mechanism includes a first unloading conveyor belt that can receive a bottom cover that has passed the test, a second unloading conveyor belt that can receive a bottom cover that fails the test, and the first unloading conveyor belt and the second unloading conveyor belt. Conveyor belts are set in parallel.

Preferably, a buffer base is provided between the feeding mechanism and the press-fitting mechanism, and a limitable position is provided on the belt surface of the feeding conveyor belt, the buffer base, the press-fitting base, and the detection base. A positioning seat for placing the bottom cover, wherein the positioning seat is provided with a limit cavity for placing the bottom cover, and two ends of the positioning seat are provided with sensing notches, and both sides of the positioning seat are opened with convenient clamping Take the transmission clip notch, in addition, the positioning seat on the press-fitting base and the detection base is provided with a limit opening that communicates with the limit cavity. At the same time, the press-fitting base and the detection base correspond to the limit The position port is provided with a telescopic positioning cylinder, and the telescopic end of the telescopic positioning cylinder extends into the positioning seat from the limit port to fix the bottom cover.

Preferably, the robotic arm on the worktable includes a loading robotic arm located between the loading mechanism and the buffer base, a unloading robotic arm located between the dust removal mechanism and the sorting and unloading mechanism, and a loading robotic arm located between the buffer base The conveying robot arm between the press-fitting mechanism, or between the press-fitting mechanism and the height detection mechanism, or between the height detection mechanism and the dust removal mechanism, wherein:

The feeding robot arm includes a feeding mounting seat, a feeding pneumatic chuck, a feeding driving motor, a feeding guide plate, and a feeding guide rail spanning the feeding mechanism and the buffer base, and the upper end of the feeding mounting seat corresponds to One side of the feeding mechanism and the buffer base is provided with a feeding installation plate, the feeding guide plate and the feeding guide rail are all arranged on the feeding installation plate, and a feeding sliding seat is slidably connected to the feeding guide rail. The feeding slide is slidably connected with a feeding base from the vertical direction, and the feeding pneumatic chuck is fixed on the feeding base; at the same time, a feeding guide rod is fixed on the upper end of the feeding base, and the upper There is a "U"-shaped guide chute on the material guide plate, and the feeding drive motor is fixed on the feeding mounting seat, and the output end of the feeding driving motor passes through the feeding mounting plate and is connected with a linkage The linkage rod is provided with a movable channel, the feeding guide rod passes through the movable channel and is movably connected to the guide chute, and the feeding pneumatic chuck passes the feeding guide rod along the trajectory of the guide chute do lifts;

The unloading mechanical arm includes a blanking mounting seat, a blanking pneumatic chuck, a blanking drive motor, a blanking guide plate, and a blanking guide rail spanning between the dust removal mechanism and the sorting and blanking mechanism. The upper slide is provided with a blanking mounting seat that can slide from the first blanking conveyor belt to the direction of the second blanking conveyor belt. The blanking guide plate and the blanking guide rail are all arranged on the board surface of the blanking installation plate, the blanking guide rail is slidably connected with a blanking sliding seat, and the blanking sliding seat is slidably connected with a blanking base from the vertical direction, so The blanking pneumatic chuck is fixed on the blanking base, and at the same time, the upper end of the blanking base is fixed with a blanking guide rod, the blanking guide plate is located above the blanking guide rail, and the blanking guide plate "U"-shaped guide groove rail, and the output end of the blanking drive motor passes through the blanking mounting plate and is connected with a linkage guide rod. The linkage guide rod is provided with an active channel, and the blanking guide rod Passing through the movable channel and movably connected to the guide groove rail, the blanking pneumatic chuck moves up and down along the track seat of the guide groove rail through the blanking guide rod;

The worktable is provided with a conveying guide rail, on which a conveying slide is slidably connected, a linkage plate is fixed on one side of the conveying slide, the conveying mechanical arm is fixed on the linkage plate, and the transmission slide is fixed on the linkage plate. The other side is fixed with a counterweight, and the conveying manipulator includes a transverse push cylinder, a longitudinal push cylinder, and a transmission pneumatic chuck, the transverse push cylinder is fixed on the linkage plate, and the telescopic end of the transverse push cylinder is connected with a cylinder A mounting seat, the longitudinal pushing cylinder is fixed on the cylinder mounting seat, the transmission pneumatic chuck is connected to the telescopic end of the longitudinal pushing cylinder, and the cylinder mounting seat is provided with a limit clip corresponding to the positioning seat.

Preferably, one end of the detection base corresponding to the positioning seat is provided with a height sensor from the horizontal direction that can detect the height of the outer edge of the bottom cover, so as to avoid the problem that the bottom cover is assembled because the bottom cover is not cut flat during production.

Preferably, the feeding mounting seat corresponds to the output end of the feeding mechanism, the end position of the pressing mechanism and the height detection mechanism corresponds to the positioning seat, the dust removal mechanism corresponds to the pneumatic clamping seat, and the first feeding conveyor belt and the first feeding conveyor belt The input ends of the two unloading conveyor belts are equipped with infrared sensors that can sense the position of the bottom cover. In addition, the output ends of the loading mechanism, the height detection mechanism, and the unloading mechanical arm are equipped with identifiable sensors. The scanner with the identification code on the bottom cover scans the identification code on the bottom cover through the scanner, and finally puts the detection information into the identification code of the corresponding bottom cover, which is convenient for marking and sorting and unloading by the unloading robot arm.

Preferably, the workbench is also provided with a PLC controller and a display, the feeding mechanism, the pressing mechanism, the height detection mechanism, the dust removal mechanism, the sorting and unloading mechanism, the infrared sensor, the height sensor, the mechanical arm , The scanner is connected with the PLC controller, the PLC controller is connected with the display, the display shows the current working conditions of each mechanism, especially the detection height data and height drop data of the height detection mechanism.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the structural representation of the pressing mechanism of the present invention;

3 is a schematic structural diagram of a height detection mechanism of the present invention;

Fig. 4 is the structural representation of the dust removal mechanism of the present invention;

Fig. 5 is the structural schematic diagram of the feeding manipulator of the present invention;

Fig. 6 is the structural schematic diagram of the blanking manipulator of the present invention;

Fig. 7 is the structural schematic diagram of the transmission manipulator of the present invention;

8 is a schematic structural diagram of a bottom cover to be detected according to the present invention;

FIG. 9 is a schematic structural diagram of a positioning seat and a positioning seat with a limit opening according to the present invention.

In the picture: 1. Workbench; 2. Bottom cover; 3. Feeding mechanism; 3-1. Feeding rack; 3-2. Feeding conveyor belt; 4. Press-fit mechanism; 4-1, Press-fit base table; 4-2, press-fit seat; 4-3, press-fit lift cylinder; 4-4, press-fit plate; 4-5, press-fit head; 5, height detection mechanism; 5-1, detection base; 5 -2, detection base; 5-3, detection lift cylinder; 5-4, detection seat plate; 5-5, first detection head; 5-6, second detection head; 6, dust removal mechanism; 6-1, Dust removal abutment; 6-2, pneumatic clamp; 6-3, blowing device; 6-4, vacuuming device; 6-5, rotating shaft; 6-6, driving motor; 6-7, angle sensor; 6 -8. Rotating needle; 7. Sorting and feeding mechanism; 7-1. The first feeding conveyor belt; 7-2, The second feeding conveyor belt; 8. Buffer base; 9. Positioning seat; 9-1 , Limit cavity; 9-2, Induction slot; 9-3, Clamp slot; 9-4, Limit slot; 10, Telescopic positioning cylinder; 11, Loading robot arm; 11-1, Loading mounting seat ;11-2, Feeding pneumatic chuck; 11-3, Feeding drive motor; 11-4, Feeding guide plate; 11-5, Feeding guide rail; 11-6, Feeding mounting plate; 11-7, Upper 11-8, feeding base; 11-9, feeding guide rod; 11-10, guide chute; 11-11, linkage rod; 11-12, movable groove; 12, unloading machine Arm; 12-1, blanking mounting seat; 12-2, blanking pneumatic chuck; 12-3, blanking drive motor; 12-4, blanking guide plate; 12-5, blanking guide rail; 12-6, Blanking installation base; 12-7, blanking installation plate; 12-8, blanking slide; 12-9, blanking base; 12-10, blanking guide rod; 12-11, guide groove rail; 12-12, Linkage guide rod; 12-13, Active channel; 13, Transmission arm; 13-1, Horizontal push cylinder; 13-2, Longitudinal push cylinder; 13-3, Transmission pneumatic chuck; 13-4, Cylinder mounting seat; 13-5, limit clip; 14, conveying guide rail; 15, conveying slide; 16, linkage plate; 17, counterweight; 18, height sensor; 19, infrared sensor; 20, PLC controller ; 21. Display; 22. Scanner.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

1-9, the present invention provides a technical solution: a height detection device for the installation of contact pieces of an alarm device, comprising a workbench 1, a bottom cover 2 equipped with contact pieces to be detected, and each bottom cover is affixed with There is an identification bar code, and the workbench 1 is provided with:

The feeding mechanism 3 is used to convey the bottom cover 2 in the position to be detected. The feeding mechanism 3 is composed of a feeding frame 3-1 and a feeding conveyor belt 3-2 erected on the feeding frame 3-1. In order to enable the bottom cover 2 to be conveyed in the attitude to be detected, the feeding conveyor belt 3-2 is arranged and fixed in sequence with a positioning seat 9 for placing the bottom cover 2;

The buffer base 8 is used to buffer and temporarily store the bottom cover 2 conveyed by the feeding mechanism 3, and the buffer base 8 is also provided with a positioning seat 9;

The press-fitting mechanism 4 is used for secondary press-fitting and fixing of the contact pieces in the bottom cover 2. The press-fitting mechanism 4 includes a press-fitting base 4-1 and a press-fitting seat 4 corresponding to the press-fitting base 4-1. -2. Press-fit a lift cylinder 4-3 connected to the press-fit seat 4-2, wherein a press-fit plate 4-4 is connected to the telescopic end of the press-fit lift cylinder 4-3, and the press-fit plate 4- 4. Corresponding to the press-fitting position of the contact piece in the bottom cover 2 of the press-fit base, a press-fit head 4-5 is connected;

The height detection mechanism 5 is used to detect and calculate the difference between the height of the contacts on the contact piece and the height of the bottom cover 2. The height detection mechanism 5 includes a detection base 5-1 and a detection base corresponding to the detection base 5-1. 5-2. A detection lifting cylinder 5-3 arranged on the detection base 5-2, wherein a detection seat plate 5-4 is connected to the telescopic end of the detection lifting cylinder 5-3, and the detection seat plate 5- 4 on the side corresponding to the bottom cover 2 is provided with a first detection head 5-5 that can detect the height of the bottom cover 2, and the detection seat plate 5-4 is provided with a position corresponding to the contact point on the contact piece that can detect the height of the contact point. The second probe 5-6;

The dust removal mechanism 6 is used to clean the workpiece. The dust removal mechanism 6 includes a dust removal base 6-1 arranged on the worktable 1, and a pneumatic clamp seat 6-2 is rotatably arranged on the dust removal base 6-1. The dust removal base 6-1 is rotatably provided with a rotating shaft 6-5, one end of the rotating shaft 6-5 is connected with a rotating wheel, and one end of the dust removal base 6-1 corresponding to the rotating wheel is provided with a drive motor 6 -6, the drive motor is connected and linked with the rotating wheel through a transmission belt, while the bottom of the pneumatic clamp 6-2 is fixed on the rotating shaft 6-5, and the pneumatic clamp 6-2 rotates through the rotating shaft 6-5; and , in order to realize the limited angular rotation of the pneumatic clamping seat 6-2, the other end of the dust removal base 6-1 corresponding to the rotating shaft is provided with an angle sensor 6-7, and the rotating shaft 6-5 corresponding to the angle sensor is provided with an angle sensor 6-7. The rotating needle 6-8, the rotating needle 6-8 is set corresponding to the angle sensor 6-7, and the angle sensor 6-7 senses the position change of the rotating needle 6-8 to sense the rotation angle of the rotating shaft 6-5, so as to realize the pneumatic The limited angle rotation of the clamping base 6-1, the pneumatic clamping base 6-2 can be used to clamp or loosen the bottom cover 2, and the worktable 1 is provided with a blowing device on one side of the rotation direction of the dust removal base 6-1 6-3, and the workbench 1 is provided with a dust collector 6-4 between the dust removal base 6-1 and the blower 6-3, and the dust collector 6-4 is lower than the blower 6-3. In addition, The dust removal base 6-1 is also provided with a blower above the position after the rotation of the pneumatic clamping base 6-2, so as to further achieve the dust removal effect;

The sorting and unloading mechanism 7 is used to sort the bottom covers 2 that are qualified and unqualified. The second unloading conveyor belt 7-2 of the unqualified bottom cover 2 is detected, and the first unloading conveyor belt 7-1 is arranged in parallel with the second unloading conveyor belt 7-2;

The robotic arm is correspondingly arranged between two adjacent mechanisms to transfer the bottom cover 2 to the next mechanism, the robotic arm is arranged on the worktable 1, and the robotic arm includes:

The feeding manipulator 11 is located between the feeding mechanism 3 and the buffer base 8. The feeding manipulator 11 includes a feeding mounting seat 11-1, a feeding pneumatic chuck 11-2, and a feeding driving motor 11- 3. The feeding guide plate 11-4 and the feeding guide rail 11-5 spanning the feeding mechanism 3 and the buffer base 8. The upper end of the feeding mounting seat 11-1 corresponds to the distance between the feeding mechanism 3 and the buffer base 8. One side is provided with a feeding installation plate 11-6, the feeding guide plate 11-4 and the feeding guide rail 11-5 are all arranged on the feeding installation plate 11-6, and the feeding guide rail 11-5 is slidably connected There is a feeding sliding seat 11-7, the feeding sliding seat 11-7 is slidably connected with a feeding base 11-8 from a vertical direction, and the feeding pneumatic chuck 11-2 is fixed on the feeding base 11-8 At the same time, a feeding guide rod 11-9 is fixed on the upper end of the feeding base 11-8, and a “U”-shaped guide chute 11-10 is opened on the feeding guide plate 11-4, and The unloading driving motor 12-3 is fixed on the loading mounting base 11-1, and the output end of the loading driving motor 11-3 passes through the unloading mounting plate 12-7 and is connected with a linkage rod 11-11 , the linkage rod 11-11 is provided with a movable channel 11-12, and the feeding guide rod 11-9 passes through the movable channel 11-12 and is movably connected to the guide chute 11-10. The feeding pneumatic chuck 11-2 moves up and down along the trajectory of the guide chute 11-10 through the feeding guide rod 11-9;

The unloading mechanical arm 12 is located between the dust removal mechanism 6 and the sorting and unloading mechanism 7. The unloading mechanical arm 12 includes a blanking mounting seat 12-1, a blanking pneumatic chuck 12-2, and a blanking drive motor 12. -3. The unloading guide plate 12-4, the unloading guide rail 12-5 spanning between the dust removal mechanism 6 and the sorting and unloading mechanism 7, the unloading mounting seat 12-1 is slidably installed to allow unloading from the first The conveyor belt 7-1 slides to the unloading installation base 12-6 in the direction of the second unloading conveyor belt 7-2, and the unloading installation base 12-6 faces the side of the sorting and unloading mechanism 7 and the dust removal mechanism 6 There is a blanking installation plate 12-7, the blanking guide plate 12-4 and the blanking guide rail 12-5 are all arranged on the surface of the blanking installation plate 12-7, and the blanking guide rail 12-5 is slidably connected with The blanking slide 12-8 is slidably connected to the blanking base 12-9 from the vertical direction, and the blanking pneumatic chuck 12-2 is fixed on the blanking base 12-9, At the same time, a blanking guide rod 12-10 is fixed on the upper end of the blanking base 12-9, the blanking guide plate 12-4 is located above the blanking guide rail 12-5, and the blanking guide plate 12-4 opens upward. There is a "U"-shaped guide groove rail 12-11, and the output end of the blanking drive motor 12-3 passes through the blanking mounting plate 12-7 and is connected with a linkage guide rod 12-12. The guide rod 12-12 is provided with a movable channel 12-13, the unloading guide rod 12-10 passes through the movable channel 12-13 and is movably connected to the guide groove rail 12-11, the unloading pneumatic clamp The head 12-2 moves up and down along the track seat of the guide groove rail 12-11 through the unloading guide rod 12-10;

The transfer robot arm 13 is located between the buffer base 8 and the pressing mechanism 4, or between the pressing mechanism 4 and the height detection mechanism 5, or between the height detection mechanism 5 and the dust removal mechanism 6. There is a conveying guide rail 14, a conveying slide 15 is slidably connected to the conveying guide rail 14, a linkage plate 16 is fixed on one side of the conveying slide 15, and the conveying mechanical arm 13 is fixed on the linkage plate 16, and the conveying slide The other side of the 15 is fixed with a counterweight 17, and the conveying robot arm 13 includes a transverse push cylinder 13-1, a longitudinal push cylinder 13-2, and a transmission pneumatic chuck 13-3. The transverse push cylinder 13-1 Fixed on the linkage plate 16, the telescopic end of the transverse push cylinder 13-1 is connected with a cylinder mount 13-4, the longitudinal push cylinder 13-2 is fixed on the cylinder mount 13-4, and the transmission pneumatic clamp The head 13-3 is connected to the telescopic end of the longitudinal pushing cylinder 13-2, and the cylinder mounting seat 13-4 is provided with a limiting clip 13-5 corresponding to the positioning seat 9.

At the same time, a positioning seat 9 is also provided on the belt surface of the feeding conveyor belt 3-2, the press-fitting base 4-1, and the detection base 5-1. The limiting cavity 9-1 of the bottom cover 2 is placed, and the two ends of the positioning seat 9 are provided with sensing notches 9-2, and both sides of the positioning seat 9 are provided with clamping notches 9- 3. In addition, the positioning base 9 on the press-fit base 4-1 and the detection base 5-1 is provided with a limit opening 9-4 which communicates with the limit cavity 9-1. At the same time, the press-fit The base 4-1 and the detection base 5-1 are provided with a telescopic positioning cylinder 10 corresponding to the limit port 9-4. The telescopic end of the telescopic positioning cylinder 10 extends into the positioning seat 9 from the limit port 9-4 to be fixed. Bottom cover 2.

In addition, one end of the detection base 5-1 corresponding to the positioning seat 9 is provided with a height sensor 18 from the horizontal direction, which can detect the height of the outer edge of the bottom cover 2, so as to avoid the detection of the bottom cover 2 being not cut flat during production and causing the bottom cover 2 to be assembled The problem;

And, in order to sense the position of the upper bottom cover 2 of each mechanism, the feeding mounting seat 11-1 corresponds to the output end of the feeding mechanism 3, and the pressing mechanism 4 and the height detecting mechanism 5 correspond to the end position of the positioning seat 9 , The dust removal mechanism 6 is provided with an infrared sensor 19 at the corresponding pneumatic clamping seat 6-2, as well as at the input ends of the first unloading conveyor belt 7-1 and the second unloading conveyor belt 7-2. The output end of the feeding mechanism 3, the height detection mechanism 5, and the unloading mechanical arm 12 are all provided with a scanner 22 that can identify the identification code on the bottom cover. Scan the identification code on the bottom cover through the scanner 22, and finally detect The information is stored in the identification code of the corresponding bottom cover, which is convenient for marking and sorting and unloading by the unloading robot arm 12;

The workbench 1 is also provided with a PLC controller 20 and a display 21, the feeding mechanism 3, the pressing mechanism 4, the height detection mechanism 5, the dust removal mechanism 6, the sorting and unloading mechanism 7, the infrared sensor 19, The scanner 22, the height sensor 18, and the mechanical arm are all connected to the PLC controller 20, and the PLC controller 20 is connected to the display 21. The display 21 displays the current working conditions of each mechanism, especially the height detection mechanism 5. Altitude drop data.

Working principle: Put the bottom covers 2 equipped with the contact pieces into the positioning seat 9 of the feeding conveyor belt 3-2 one by one. At the output end, the infrared sensor 19 senses the arrival of the bottom cover 2, the scanner 22 scans the bottom cover 2 and recognizes it, the feeding conveyor belt 3-2 stops conveying, and the feeding robot arm 11 clamps the bottom cover 2 and then loads the material. Driven by the drive motor 11-3, the “U”-shaped movement of ascending, smooth and descending along the guide chute 11-10 is performed. When descending, it reaches the position of the buffer base 8, and then the feeding pneumatic chuck 11-2 moves the bottom. After the cover 2 is loosened and put into the positioning seat 9 of the buffer base 8, the feeding pneumatic chuck 11-2 returns to the feeding conveyor belt 3-2 and clamps the next bottom cover 2;

On the other hand, the bottom cover 2 on the buffer base 8 transfers the clamping of the robotic arm 13 between the buffer base 8 and the press-fitting mechanism 4 and is clamped to the press-fitting base 4-1, and the telescopic positioning cylinder 10 is moved from the limit The position port 9-4 enters the positioning seat 9 to fix the bottom cover 2, and then the press-fitting head 4-5 performs secondary press-fitting on the contact piece in the bottom cover 2 under the action of the press-fitting telescopic cylinder, so that the contact piece is firmly fixed on the bottom cover 2 Then, the transfer robot arm 13 between the press-fitting mechanism 4 and the height detection mechanism 5 clamps the press-fitted bottom cover 2 and transports it to the height detection mechanism 5. At the same time, between the buffer base and the press-fit mechanism 4 The transfer robot arm 13 to the buffer base 8 clamps the next bottom cover 2 to the press-fitting mechanism 4 for the next round of press-fitting;

The bottom cover 2 on the detection base 5-1 is first entered by the telescopic positioning cylinder 10 from the limit port 9-4 and the bottom cover 2 is fixed. The height sensor senses the height of the end assembly point of the bottom cover 2, and then transmits it to the PLC for control The device 20 judges that the height is within the preset range to be detected and marked, and the rest are unqualified and marked; then, the first detection head 5-5 is aligned with the side edge of the bottom cover 2 to measure the height of the bottom cover 2, The second probes 5-6 are aligned with the contacts of the contact pieces to measure the height, and then sent to the PLC controller 20 to calculate the difference between the two heights. When the height difference is less than 0.5mm, the detection is qualified. At the same time, the scanner at the detection mechanism After scanning the identification code on the bottom cover 2, the PLC controller will mark the qualified or unqualified detection in the identification code content of the corresponding bottom cover; The clip is transferred to the dust removal mechanism 6 for dust removal; at the same time, the transfer robot arm 13 between the press-fit mechanism 4 and the height detection mechanism 5 picks up the press-fitted manuscript and supplements it to the detection base 5-1 for height detection;

Next, after the bottom cover 2 reaches the dust removal base 6-1, the dust removal base 6-1 rotates at a predetermined angle to be inclined, and then the bottom cover 2 is cleaned under the action of the blowing device 6-3 and the dust suction device 6-4; The cleaned bottom cover 2 is sorted and clamped by the unloading robot arm 12, and the dust removal base 6-1 is clamped by the conveying robot arm 13 from the detection base 5-1 to fill the empty space. At the arm, through the mark in the identification code, the qualified blanking is sent to the first blanking conveyor belt 7-1, and the unqualified blanking is sent to the second blanking conveyor belt 7-2.

Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still possible to modify the technical solutions described in the foregoing embodiments, or to perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (7)

1. A height detection device for the installation of an alarm contact piece, comprising a workbench (1), a bottom cover (2) equipped with a contact piece to be detected, and each bottom cover is affixed with an identification code, characterized in that the The worktable (1) is sequentially provided with a feeding mechanism (3) capable of conveying the bottom cover (2) in a posture to be detected, and a pressing mechanism (4) for pressing the inner contact piece of the bottom cover (2) for a second time. ), a height detection mechanism (5) that can detect the drop between the height of the contacts on the contact piece and the height of the bottom cover, a dust removal mechanism (6) that cleans the workpiece, and a sorting and unloading mechanism that can sort qualified and unqualified bottom covers (7) At the same time, a robotic arm that can run between the two adjacent mechanisms to transfer the bottom cover (2) is provided on the worktable (1). 2. The height detection device installed on the contact piece of an alarm device according to claim 1, characterized in that, The feeding mechanism (3) is composed of a feeding frame (3-1) and a feeding conveyor belt (3-2) erected on the feeding frame (3-1); The press-fitting mechanism (4) includes a press-fitting base (4-1), a press-fitting base (4-2) provided corresponding to the press-fitting base (4-1), and a press-fitting base (4-2) connected to the press-fitting base (4-2). ) on the press-fit lifting cylinder (4-3), wherein a press-fit plate (4-4) is connected to the telescopic end of the press-fit lift cylinder (4-3), and the press-fit plate (4-4) corresponds to A crimping head (4-5) is connected to the crimping position of the inner contact piece on the bottom cover (2) of the crimping base (4-1); The height detection mechanism (5) comprises a detection base (5-1), a detection base (5-2) provided corresponding to the detection base (5-1), and a detection base (5-2) provided on the detection base (5-2). A detection lift cylinder (5-3), wherein the telescopic end of the detection lift cylinder (5-3) is connected with a detection seat plate (5-4), and the detection seat plate (5-4) corresponds to a bottom cover ( 2) A first detection head (5-5) capable of detecting the height of the bottom cover (2) is provided on the side of the detection seat plate (5-4), and a detectable contact point is provided on the detection seat plate (5-4) at a position corresponding to the contact point on the contact piece The height of the second probe (5-6); The dust removal mechanism (6) comprises a dust removal base (6-1) arranged on the worktable (1), and a pneumatic clamp seat (6-2) is provided on the dust removal base (6-1) for limited rotation, The pneumatic clamp seat (6-2) can be used to clamp or loosen the bottom cover (2), and the worktable (1) is provided with a blowing device (6) on one side of the dust removal base (6-1) in the rotation direction. -3), and the workbench (1) is provided with a dust collector (6-4) between the dust removal base (6-1) and the blower (6-3), and the dust collector (6-4) lower than the blower (6-3); The sorting and unloading mechanism (7) includes a first unloading conveyor belt (7-1) that can receive bottom covers that have passed the inspection, and a second unloading conveyor belt (7-2) that can receive unqualified bottom covers. , the first unloading conveyor belt (7-1) and the second unloading conveyor belt (7-2) are arranged in parallel. 3 . The height detection device for the installation of alarm contact pieces according to claim 2 , wherein a buffer base ( 8 ) is arranged between the feeding mechanism ( 3 ) and the pressing mechanism ( 4 ). 4 . , the belt surface of the feeding conveyor belt (3-2), the buffer base (8), the press-fit base (4-1), and the detection base (5-1) are provided with position-limited placement The positioning seat (9) of the bottom cover (2), wherein the positioning seat (9) is provided with a limiting cavity (9-1) in which the bottom cover can be placed, and both ends of the positioning seat (9) are open There are induction notches (9-2), and both sides of the positioning seat (9) are provided with clamping notches (9-3) for easy clamping and transmission. The positioning seat (9) on the detection base (5-1) is provided with a limit opening (9-4) that communicates with the limit cavity, and at the same time, the press-fit base (4-1), the detection base (5-1) A telescopic positioning cylinder (10) is provided corresponding to the limit port (9-1), and the telescopic end of the telescopic positioning cylinder (10) extends into the positioning seat (9) from the limit port (9-4) inside to secure the bottom cover (2). 4. The height detection device for alarm contact piece installation according to claim 2 or 3, wherein the mechanical arm on the worktable (1) comprises a loading mechanism (3) and a buffer base The feeding robotic arm (11) between (8), the unloading robotic arm (12) located between the dust removal mechanism (6) and the sorting and unloading mechanism (7), and the buffer base (8) and the pressure The transfer robot arm (13) between the mounting mechanism (4), or between the pressing mechanism (4) and the height detection mechanism (5), or between the height detection mechanism (5) and the dust removal mechanism (6), wherein: The feeding robot arm (11) includes a feeding mounting seat (11-1), a feeding pneumatic chuck (11-2), a feeding driving motor (11-3), a feeding guide plate (11-4), and a feeding guide rail (11-5) spanning the feeding mechanism (3) and the buffer base (8), the upper end of the feeding mounting seat (11-1) corresponding to the feeding mechanism (3) and the buffer base (8). 8) A feeding installation plate (11-6) is arranged on one side, and the feeding guide plate (11-4) and the feeding guide rail (11-5) are all arranged on the feeding installation plate (11-6), And the feeding guide rail (11-5) is slidably connected with a feeding sliding seat (11-7), and the feeding sliding seat (11-7) is slidably connected with a feeding base (11-8) from the vertical direction, The feeding pneumatic chuck (11-2) is fixed on the feeding base (11-8); at the same time, a feeding guide rod (11-9) is fixed on the upper end of the feeding base (11-8). ), the feeding guide plate (11-4) is provided with a “U”-shaped guide chute (11-10), and the feeding drive motor (11-3) is fixed on the feeding mounting seat (11). -1), and the output end of the feeding drive motor (11-3) passes through the feeding mounting plate (11-6) and is connected with a linkage rod (11-11), the linkage rod (11-11) A movable channel (11-12) is opened on the upper part, and the feeding guide rod (11-9) passes through the movable channel (11-12) and is movably connected to the guide chute (11-10), so The feeding pneumatic chuck (11-2) moves up and down along the trajectory of the guide chute (11-10) through the feeding guide rod (11-9); The feeding robot arm (12) includes a feeding mounting seat (12-1), a feeding pneumatic chuck (12-2), a feeding driving motor (12-3), a feeding guide plate (12-4), Across the unloading guide rail (12-5) between the dust removal mechanism (6) and the sorting and unloading mechanism (7), the unloading mounting seat (12-1) is slidable from the first unloading conveyor belt. (7-1) A blanking installation base (12-6) that slides toward the direction of the second blanking conveyor belt (7-2), the blanking installation base (12-6) faces the sorting and blanking mechanism (7) ) and the dust removal mechanism (6) are provided with a blanking installation plate (12-7), and the blanking guide plate (12-4) and the blanking guide rail (12-5) are both arranged on the blanking installation plate (12-4). 7) on the board surface, the feeding guide rail (12-5) is slidably connected with a feeding sliding seat (12-8), and the feeding sliding seat (12-8) is slidably connected with a feeding base from the vertical direction (12-9), the blanking pneumatic chuck (12-2) is fixed on the blanking base (12-9), and at the same time, the upper end of the blanking base (12-9) is fixed with a blanking guide rod (12-10), the unloading guide plate (12-4) is located above the unloading guide rail (12-5), and the unloading guide plate (12-4) is provided with a “U”-shaped guide groove rail (12-11), and the output end of the blanking drive motor (12-3) passes through the blanking mounting plate (12-7) and is connected with a linkage guide rod (12-12), the linkage guide rod (12-12) is provided with a movable channel (12-13), and the feeding guide rod (12-10) passes through the movable channel (12-13) and is movably connected to the guide groove rail (12-11) On the upper side, the blanking pneumatic chuck (12-2) moves up and down along the track seat of the guide groove rail (12-11) through the blanking guide rod (12-10); The worktable (1) is provided with a conveying guide rail (14), a conveying slide (15) is slidably connected to the conveying guide rail (14), and a linkage plate (16) is fixed on one side of the conveying slide (15). , the conveying arm (13) is fixed on the linkage plate (16), the other side of the conveying slide (15) is fixed with a counterweight (17), and the conveying arm (13) includes a horizontal A push cylinder (13-1), a longitudinal push cylinder (13-2), and a transmission pneumatic chuck (13-3), the lateral push cylinder (13-1) is fixed on the linkage plate (16), and the lateral push cylinder (13-1) is The telescopic end of (13-1) is connected with a cylinder mounting seat (13-4), the longitudinal pushing cylinder (13-2) is fixed on the cylinder mounting seat (13-4), and the transmission pneumatic chuck (13-4) -3) Connected to the telescopic end of the longitudinal pushing cylinder (13-2), and the cylinder mounting seat (13-4) is provided with a limit clip (13-5) corresponding to the positioning seat (9). 5. The height detection device for the installation of the alarm contact piece according to claim 4, characterized in that, one end of the detection base (5-1) corresponding to the positioning seat (9) is provided with a detectable detection device from the horizontal direction. Height sensor (18) for the height of the outer edge of the bottom cover (2). 6 . The height detection device for the installation of the alarm contact piece according to claim 5 , wherein the feeding mounting seat ( 11 - 1 ) corresponds to the output end of the feeding mechanism ( 3 ), The press-fitting mechanism (4) and the height detection mechanism (5) correspond to the end positions of the positioning seat (9), the dust removal mechanism (6) corresponds to the pneumatic clamping seat (6-2), and the first unloading conveyor belt (7- 1) and the input end of the second unloading conveyor belt (7-2) are provided with an infrared sensor (19) that can sense the position of the bottom cover (2). A scanner (22) capable of identifying the identification code on the bottom cover is provided at the detection mechanism and at the unloading mechanical arm. 7 . The height detection device installed on the contact piece of an alarm device according to claim 6 , wherein the workbench ( 1 ) is further provided with a PLC controller ( 20 ) and a display ( 21 ). The feeding mechanism (3), the pressing mechanism (4), the height detection mechanism (5), the dust removal mechanism (6), the sorting and unloading mechanism (7), the infrared sensor (19), the mechanical arm and the scanner are all related to the The height sensor (18) is connected to a PLC controller (20), and the PLC controller (20) is connected to a display (21).

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