CN216747941U - Instantaneous interruption detection mechanism - Google Patents

Abstract

The utility model discloses a detection mechanism breaks instantaneously, include: the feeding mechanism is used for arranging and transmitting the switches; the staggered feeding device receives the switch of the feeding mechanism and moves the switch to a position to be grabbed; a detection mechanism for detecting instantaneous interruption of the switch; the material receiving device is used for classifying and storing the detected switches; and the carrying mechanism moves the switch among the dislocation feeding device, the detection mechanism and the material receiving device. The utility model has high automation degree and reliable operation; the carrying mechanism abandons the traditional structure, utilizes the guide of the arch-shaped groove, has compact structure, ingenious design, simple and reasonable structure of mechanical parts, consistent and stable carrying action and high working efficiency. Compare traditional cylinder transport mechanism, owing to do not have between the cylinder action time delay, latency, work efficiency has improved more than 30% at least, and novel design makes the spare part that uses also reduce relatively on the equipment simultaneously, has reduced the input cost of equipment.

Description

Instantaneous interruption detection mechanism

Technical Field

The utility model relates to a switch detection area, in particular to detection mechanism breaks instantaneously.

Background

The switch is widely applied to various electrical control loops as a basic electronic component device, and the working principle of the switch is that the on-off action of a relevant circuit is controlled by utilizing the connection and disconnection of a switch contact, so that the contact stability of the switch contact is a key parameter for considering the quality of a switch product, and the performance detection of the product in the manufacturing process is very important for ensuring the reliable quality of the switch product. Particularly in the field of being used for some high-end equipment, for example: in the industries of automobiles, war industry, medical treatment and the like, the contact stability of switch products is not only expressed in that the contact resistance value of a contact is small, but also the jitter of the contact and disconnection moment of the switch contact needs to be controlled in a small range, otherwise, the abnormal phenomena of circuit delay, out of control, noise of high-frequency signals and the like are easily caused. In conclusion, the technical requirement of 'instant break detection' is developed in the manufacturing and production processes of some high-quality switch products.

Conventionally, detection of the performance of the switch product is generally completed by manual operation, namely, the assembled switch product is conveyed to a detection station by a production line, a detection worker inserts a working terminal of the product into a special jig, the special jig is connected with a special detection instrument, working states of switching on and off of the switch are simulated by manually pressing a driving button part of the switch by the worker, relevant parameters are finally detected by the special instrument, and whether the parameters are in a specification range is judged; and after operation, the good products and the defective products required to be detected are separately placed, and the defective products are put in a defective product box. Obviously, the detection mode has low working efficiency, and misjudgment of detection data can be caused by different force, frequency and the like of manually pressing the switch; meanwhile, in the actual production process, the phenomenon that workers put detected good products and defective products in a wrong mode frequently occurs, so that production accidents caused by outflow of the defective products occur, and the product quality cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

To the defect that prior art exists above, the utility model discloses a main aim at overcomes prior art's weak point, discloses a detection mechanism is disconnected to transient state, include:

the feeding mechanism is used for arranging and transmitting the switches;

the dislocation feeding device receives the switch of the feeding mechanism and moves the switch to a position to be grabbed;

a detection mechanism for detecting instantaneous interruption of the switch;

the material receiving device is used for classifying and storing the detected switches;

and the carrying mechanism moves the switch among the dislocation feeding device, the detection mechanism and the material receiving device.

Further, feed mechanism includes vibration dish and material rail, the material rail is connected respectively the vibration dish with dislocation feed arrangement.

Further, dislocation feed arrangement includes the feeding seat, carries thing frock, feeding cylinder and buffering stopper, set up the spout on the feeding seat, it slides and sets up to carry the thing frock in the spout, feeding cylinder with the buffering stopper sets up respectively the both ends of spout utilize feeding cylinder drive it is at feed inlet and discharge gate reciprocating motion to carry the thing frock.

Further, the detection mechanism comprises a detection table, a first object stage, a second object stage, a probe seat, a push block assembly, a first driving mechanism and a second driving mechanism, wherein the first object stage and the second object stage are oppositely arranged on the detection table, a detection position is arranged on the detection table, the probe seat is arranged on the first object stage, the push block assembly is arranged on the second object stage, and the probe seat and the push block assembly respectively correspond to the detection position; and the first objective table is pushed to reciprocate by the first driving mechanism, and the second objective table is driven to reciprocate by the second driving mechanism.

Further, the ejector pad subassembly includes fixing base, ejector pad, guide arm, pressure sensor and end plate, the fixing base sets up on the second carries the thing board, the guide arm slides and sets up on the fixing base, the end plate sets up on the guide arm, the ejector pad sets up and is being close to detect platform one side on the end plate, pressure sensor sets up and is being close to detect position one side the end plate with between the fixing base to measuring switch's pressing force.

Further, the first driving mechanism comprises an air cylinder, and the second driving mechanism comprises a first motor and a lead screw.

Further, the material receiving device comprises a first defective product box, a second defective product box, a non-defective product box, a sliding groove, a mounting plate, a feeding hopper, a material receiving seat and a third driving mechanism, a guide rail is arranged on the material receiving seat, the mounting plate is arranged on the guide rail, the first defective product box, the second defective product box and the sliding groove are arranged on the mounting plate, the feeding hopper is arranged on the material receiving seat and located above the first defective product box, the second defective product box and the sliding groove, the third driving mechanism drives the mounting plate to move horizontally, and when the switch is detected to be qualified, the sliding groove is connected with the feeding hopper and the non-defective product box.

Further, transport mechanism grudging post, support plate, grabbing device, rail set, driving arm, flat board and motor, the flat board is fixed on the grudging post, set up arch recess on the flat board, the support plate passes through the rail set and sets up on the grudging post, utilize the rail set guide the support plate removes in X axle direction and Y axle direction, the motor sets up on the grudging post, the one end of driving arm with the motor is connected, and the other end sets up oval open slot, set up the bearing follower in the oval open slot, utilize the bearing follower connect the support plate with arch recess, grabbing device interval sets up on the support plate.

Further, the guide rail device comprises an X-axis slide rail, a Y-axis slide rail and a slide block, the X-axis slide rail is horizontally arranged on the vertical frame, the Y-axis slide rail is vertically arranged on the carrier plate, and the slide block is respectively connected with the X-axis slide rail and the Y-axis slide rail in a sliding manner.

Furthermore, the carrier plate is also provided with limiting devices which are respectively arranged on two sides of the flat plate, and the carrier plate is provided with matched stop blocks; the limiting device comprises a fixed seat, a limiting screw and a locking nut, the limiting screw is in threaded fit with the fixed seat, and the locking nut is arranged on the limiting screw; when the locking nut is locked, the locking nut is tightly propped against the fixed seat.

The utility model discloses the beneficial effect who gains:

the utility model has high automation degree and reliable operation; the carrying mechanism abandons the traditional structure, utilizes the guide of the arch-shaped groove, has compact structure, ingenious design, simple and reasonable structure of mechanical parts, consistent and stable carrying action and high working efficiency. Compared with the traditional cylinder carrying mechanism, the working efficiency is at least improved by more than 30% due to no action delay and waiting time among cylinders, and meanwhile, the novel design enables parts used on equipment to be relatively reduced, so that the investment cost of the equipment is reduced; the ingenious finished product receiving design can not only distinguish good products and defective products, but also distinguish defective products.

Drawings

Fig. 1 is a schematic structural view of a transient interruption detection mechanism of the present invention;

FIG. 2 is a schematic structural diagram of a feeding mechanism;

FIG. 3 is a schematic structural view of a staggered feeding device;

FIG. 4 is a schematic structural diagram of the detecting device;

FIG. 5 is a schematic structural view of a push block assembly;

FIG. 6 is a schematic structural view of the material receiving device;

FIG. 7 is a schematic structural view of a carrying mechanism;

FIG. 8 is a schematic view showing the structure of a transmission part of the carrying mechanism;

FIG. 9 is a schematic view of a structure of the back side of a carrier;

the reference numbers are as follows:

1. the device comprises a feeding mechanism, 2, a dislocation feeding device, 3, a detection mechanism, 4, a material receiving device, 5, a carrying mechanism, 11, a vibrating disk, 12, a material rail, 21, a feeding seat, 22, an object carrying tool, 23, a feeding cylinder, 24, a buffer limiter, 25, a chute, 26, a feeding port, 27, a discharging port, 31, a detection table, 32, a first object stage, 33, a second object stage, 34, a probe seat, 35, a push block assembly, 36, a first driving mechanism, 37, a second driving mechanism, 38, a detection position, 41, a first defective product box, 42, a second defective product box, 43, a good product box, 44, a chute, 45, a mounting plate, 46, a feeding hopper, 47, a material receiving seat, 48, a third driving mechanism, 51, a stand, 52, a carrier plate, 53, a grabbing device, 54, a guide rail device, 55, a driving arm, 56, a flat plate, 57, a motor, 58, a limiting device, 59, a material receiving device, a material receiving seat, 48, a third driving mechanism, a third driving arm, a third driving mechanism, a third driving arm, a second defective plate, a third carrier plate, a fourth plate, a third carrier plate, a fourth plate, photoelectric sensor, 351, fixing base, 352, push block, 353, guide rod, 354, pressure sensor, 355, end plate, 371, first motor, 372, lead screw, 541, X-axis slide rail, 542, Y-axis slide rail, 543, slider, 551, oval open slot, 552, bearing follower, 561, arch groove, 581, fixing base, 582, spacing screw, 583, lock nut, 584, stop, 591, induction piece.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

A momentary break detection mechanism, as shown in fig. 1, comprising:

the feeding mechanism 1 is used for arranging and transmitting the switches;

the dislocation feeding device 2 receives the switch of the feeding mechanism 1 and moves the switch to a position to be grabbed;

a detection mechanism 3 for detecting instantaneous interruption of the switch;

the material receiving device 4 is used for classifying and storing the detected switches;

and the carrying mechanism 5 moves the switch among the dislocation feeding device, the detection mechanism and the material receiving device.

In one embodiment, as shown in fig. 2, the feeding mechanism 1 includes a vibration tray 11 and a material rail 12, and the material rail 12 is connected to the vibration tray 11 and the staggered feeding device 2 respectively. The switches are vibrated and orderly arranged in the vibration disk 11 and then are fed into the dislocation feeding device 2 through the material rail 12.

In an embodiment, as shown in fig. 3, the dislocation feeding device 2 includes a feeding seat 21, an object carrying tool 22, a feeding cylinder 23 and a buffer stopper 24, two side plates are arranged in parallel on the feeding seat 21 to form a sliding chute 25 for guiding the object carrying tool 22 to move, the feeding cylinder 23 and the buffer stopper 24 are respectively arranged on the sliding chute 25, the feeding cylinder 23 is connected with the object carrying tool 22, a feeding port 26 and a discharging port 27 are arranged on the sliding chute 25, the feeding port 26 is connected with the material rail 12, the object carrying tool 22 is driven by the feeding cylinder 23 to push the switch from the feeding port 26 to the discharging port 27, and the handling mechanism 5 is waited to clamp the switch. When the end part is reached, the loading tool 22 is limited and buffered by the buffer limiter 24 to prevent hard collision and switch jumping dislocation. In addition, two photoelectric sensors are arranged on one side of the sliding chute and used for sensing the position of the loading tool 22.

In one embodiment, as shown in fig. 4-5, the detecting mechanism 3 includes a detecting table 31, a first object stage 32, a second object stage 33, a probe seat 34, a push block assembly 35, a first driving mechanism 36 and a second driving mechanism 37, two sets of guide rails are disposed on the detecting table 31, the first object stage 32 and the second object stage 33 are respectively slidably disposed on the two sets of guide rails, and the first object stage 32 and the second object stage 33 move relatively, and a detecting position 38 is disposed on the detecting table 31 and located between the first object stage 32 and the second object stage 33; the probe seat 34 is disposed on the first stage 32, and the first stage 32 is driven by the first driver 36 to move the probe seat 34 to the testing position 38, so as to connect the probe on the probe seat 34 with the pins of the switch. The push block assembly 35 is arranged on the second object stage 33, and the push block assembly 35 is driven to move to the detection position 38 through the second driving mechanism 37 so as to press a driving button of the switch to realize the conduction of the switch contact; after the switch is switched ON, the second driving mechanism 37 drives the second object stage 33 to move back in a reverse direction, the push block assembly 35 leaves the detected switch, and the switch contact is disconnected, so that the ON/OFF working state of the switch is simulated. In the process, a special detection instrument connected with the probe seat 34 detects relevant performance parameters of the switch product to be detected, and stores qualified or unqualified judgment signals in a PLC register so as to facilitate subsequent product differentiation when finished products are received.

In the above embodiment, as shown in fig. 4 to 5, the push block assembly 35 includes a fixed seat 351, a push block 352, a guide rod 353, a spring 354 and an end plate 355, the fixed seat 351 is disposed on the second object carrying plate 33, the guide rod 353 is slidably disposed on the fixed seat 351, the end plate 355 is disposed on the guide rod 353, the push block 352 is disposed on the end plate 355 on the side close to the detection table, the spring 354 is disposed on the guide rod 353, and the push block 352 is provided with a pushing force to move to the detection position 38 by the spring 354. A spring 354 is used to provide a cushioning force to the push block 352.

In the above embodiment, as shown in fig. 4 to 5, the first drive mechanism 36 includes the air cylinder, and the second drive mechanism 37 includes the first motor 371 and the lead screw 372; the first motor 371 is a servo motor, and the first motor 371 drives the screw 372 to rotate so as to drive the second loading plate 33 to reciprocate.

In an embodiment, as shown in fig. 6, the receiving device 4 includes a first defective product box 41, a second defective product box 42, a good product box 43, a chute 44, a mounting plate 45, a feeding hopper 46, a receiving seat 47 and a third driving mechanism 48, a guide rail is arranged on the receiving seat 47, the mounting plate 45 is arranged on the guide rail, the first defective product box 41, the second defective product box 42 and the chute 44 are arranged on the mounting plate 45, the feeding hopper 46 is arranged on the receiving seat 47 and is located above the first defective product box 42, the second defective product box 43 and the chute 44, and the third driving mechanism 48 drives the mounting plate 45 to move horizontally; wherein the third driving mechanism 48 comprises two stacked cylinders; that is, one cylinder drives the other cylinder to move, and the other cylinder pushes the mounting plate 45 to move, so as to adjust the first defective product box 41, the second defective product box 42 or the chute 44 to be located below the feeding hopper 46 according to the product condition. The qualified products are necessarily more in quantity, therefore, when the switch is detected to be qualified, the chute 44 is moved to the position below the feeding hopper 46 through the third driving, the other end of the chute 44 is connected with the good product box, and the switch is sent into the good product box 46. And stored in the first defective cassette 41 and the second defective cassette 42, respectively, according to the cause of the defect of the defective.

In one embodiment, as shown in fig. 7-9, the carrying mechanism 5 includes a vertical frame 51, a carrier plate 52, a gripping device 53, a rail device 54, a transmission arm 55, a plate 56 and a motor 57, wherein the plate 56 is fixed on the vertical frame 51, the plate 56 is provided with an arc-shaped groove 561, the carrier plate 52 is arranged on the vertical frame 51 through the rail device 54, the carrier plate 52 is guided to move in the X-axis direction and the Y-axis direction by the rail device 54, the motor 57 is arranged on the vertical frame 51, the plate 56 is provided with a rotating shaft, one end of the transmission arm 55 is connected with the motor 57 through the rotating shaft, the other end is provided with an oval-shaped opening groove 551, a bearing follower 552 is arranged in the oval-shaped opening 551, and the carrier plate 52 is connected with the arc-shaped groove 561 through the bearing follower 552; the driving arm 55 is driven by the motor 57 to rotate, and the bearing follower 552 is driven by the driving arm 55 to move along the arched groove 561, i.e., the Y-axis direction movement is performed first, then the X-axis direction movement is performed, and finally the Y-axis direction movement is performed. Gripping devices 53 are arranged at intervals on the carrier plate 52. The material is gripped by the gripping means 53 and simultaneously the carrier plate is guided by the arched grooves 51 to move the material to another station. Preferably, the motor 57 is a servo motor.

In an embodiment, as shown in fig. 7 to 9, the rail device 54 includes an X-axis sliding rail 541, a Y-axis sliding rail 542, and a slider 543, the X-axis sliding rail 541 is horizontally disposed on the stand 51, the Y-axis sliding rail 542 is vertically disposed on the carrier plate 52, and the slider 543 is slidably connected to the X-axis sliding rail 541 and the Y-axis sliding rail 542, respectively. The carrier plate 52 is guided to move in the X-axis direction and the Y-axis direction by the cooperation of the X-axis slide rails 541 and the Y-axis slide rails 542.

In one embodiment, as shown in fig. 7-9, the carrier plate 52 is further provided with a position limiting device 58, the position limiting device 58 is disposed on two sides of the plate 56, and the carrier plate 52 is provided with a matching stop 584. The lower limit position of the carrier plate 52 is limited by the limiting device 58; specifically, the limiting device 58 comprises a fixed seat 581, a limiting screw 582 and a locking nut 583, wherein the limiting screw 582 is in threaded fit with the fixed seat 581, and the locking nut 583 is arranged on the limiting screw 582; when locking, the locking nut 583 is tightly propped against the fixed seat 581. The height position of the carrier plate 52 when the Y-axis movement is stopped can be adjusted by turning the limit screw 582.

In one embodiment, as shown in fig. 7-9, the carrier 52 has a "convex" structure. Firstly, the material consumption of the carrier plate 52 can be reduced; secondly, the space on both sides of the stand 51 can be used for installing a stopper 58 and the like to reduce the equipment space.

In one embodiment, as shown in fig. 7-9, a photoelectric sensor 59 is further disposed on the carrier plate 52, and the photoelectric sensors 9 are respectively disposed on two sides of the flat plate 56, and the photoelectric sensor 59 is used to sense the position signal; the sensing piece 591 of the photoelectric sensor 59 may be disposed on the stopper 584. And meanwhile, the limiting device 58 is matched to avoid unnecessary damage caused by the fact that the photoelectric sensor 59 is impacted by inertia when the carrier plate 52 moves.

In the present embodiment, as shown in fig. 1 to 9, three detection sites 38 are provided at equal intervals, and three sets of probe holders 34 and pusher block assemblies 35 are provided on the first carrier plate 32 and the second carrier plate 33. In addition, four sets of gripping devices 53 are provided in the carrying mechanism 5, and the pitch of the four sets of gripping devices 53 matches the pitch of the detection positions 38. By the detection mechanism 3, three times of detection or three items of detection can be performed on one switch.

The above are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention; the scope of the appended claims should be accorded the broadest interpretation so as to encompass all such modifications and equivalent arrangements as is within the spirit and scope of the present invention.

Claims (10)

1. A transient interruption detection mechanism, comprising:

the feeding mechanism is used for arranging and transmitting the switches;

the dislocation feeding device receives the switch of the feeding mechanism and moves the switch to a position to be grabbed;

a detection mechanism for detecting instantaneous interruption of the switch;

the material receiving device is used for classifying and storing the detected switches;

and the carrying mechanism moves the switch among the dislocation feeding device, the detection mechanism and the material receiving device.

2. The transient interruption detection mechanism as claimed in claim 1, wherein said feeding mechanism comprises a vibration tray and a material rail, said material rail is connected to said vibration tray and said dislocation feeding device, respectively.

3. The transient interruption detection mechanism of claim 1, wherein the dislocation feeding device comprises a feeding seat, a loading tool, a feeding cylinder and a buffering stopper, the feeding seat is provided with a chute, the loading tool is slidably disposed in the chute, the feeding cylinder and the buffering stopper are respectively disposed at two ends of the chute, and the feeding cylinder is used for driving the loading tool to reciprocate at the feeding port and the discharging port.

4. The transient interruption detection mechanism of claim 1, wherein the detection mechanism comprises a detection table, a first object table, a second object table, a probe seat, a push block assembly, a first driving mechanism and a second driving mechanism, the first object table and the second object table are oppositely arranged on the detection table, a detection position is arranged on the detection table, the probe seat is arranged on the first object table, the push block assembly is arranged on the second object table, and the probe seat and the push block assembly respectively correspond to the detection position; and the first objective table is pushed to reciprocate by the first driving mechanism, and the second objective table is driven to reciprocate by the second driving mechanism.

5. The instantaneous interruption detection mechanism according to claim 4, wherein the push block assembly includes a fixed seat, a push block, a guide rod, a pressure sensor and an end plate, the fixed seat is disposed on the second object carrying plate, the guide rod is slidably disposed on the fixed seat, the end plate is disposed on the guide rod, the push block is disposed on the end plate near one side of the detection platform, and the pressure sensor is disposed between the end plate near one side of the detection platform and the fixed seat to measure the pressing force of the switch.

6. The transient outage detection mechanism of claim 4, wherein the first drive mechanism comprises an air cylinder and the second drive mechanism comprises a first motor and a lead screw.

7. The instantaneous interruption detection mechanism according to claim 1, wherein the material receiving device comprises a first defective product box, a second defective product box, a good product box, a chute, a mounting plate, a feeding hopper, a material receiving seat and a third driving mechanism, a guide rail is arranged on the material receiving seat, the mounting plate is arranged on the guide rail, the first defective product box, the second defective product box and the chute are arranged on the mounting plate, the feeding hopper is arranged on the material receiving seat and is positioned above the first defective product box, the second defective product box and the chute, the third driving mechanism drives the mounting plate to move horizontally, and when the switch is detected to be qualified, the chute is connected with the feeding hopper and the good product box.

8. The instantaneous interruption detection mechanism according to claim 1, wherein the carrying mechanism comprises a vertical frame, a carrier plate, a gripping device, a guide rail device, a transmission arm, a plate and a motor, the plate is fixed on the vertical frame, an arched groove is formed in the plate, the carrier plate is arranged on the vertical frame through the guide rail device, the guide rail device is used for guiding the carrier plate to move in an X-axis direction and a Y-axis direction, the motor is arranged on the vertical frame, one end of the transmission arm is connected with the motor, an elliptic open slot is formed in the other end of the transmission arm, a bearing follower is arranged in the elliptic open slot, the bearing follower is used for connecting the carrier plate with the arched groove, and the gripping device is arranged on the carrier plate at intervals.

9. The transient interruption detection mechanism as claimed in claim 8, wherein said guide rail device comprises an X-axis slide rail, a Y-axis slide rail and a slider, said X-axis slide rail is horizontally disposed on said vertical frame, said Y-axis slide rail is vertically disposed on said carrier plate, and said slider is slidably connected to said X-axis slide rail and said Y-axis slide rail respectively.

10. The transient interruption detection mechanism as claimed in claim 8, wherein said carrier further comprises a limiting device, said limiting device is disposed on two sides of said flat plate, said carrier is provided with a stopper; the limiting device comprises a fixed seat, a limiting screw and a locking nut, the limiting screw is in threaded fit with the fixed seat, and the locking nut is arranged on the limiting screw; when the locking nut is locked, the locking nut is tightly propped against the fixed seat.

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