CN218725372U - Automatic workpiece detection station - Google Patents

Abstract

The utility model relates to a work piece automatic detection station is provided with the detection zone in this work piece automatic detection station, is provided with at least one work piece testing arrangement in the detection zone, and at least one side of detection zone is provided with transplanting mechanism, and the charging tray that will be equipped with the work piece transports to transplanting mechanism on, transplanting mechanism conveys the charging tray to the detection zone automatically. The utility model provides a detect automatic lower technical problem to brake clamp maintenance in-process spring class work piece.

Description

Automatic workpiece detection station

Technical Field

The utility model relates to a work piece preparation technical field, it is further, relate to a work piece automated inspection station, especially relate to an automated inspection station of spring class work piece of brake clamp unit for rail vehicle.

Background

In the field of basic braking of railway rolling stock, a brake clamp unit is taken as a key part of a basic braking device, and the performance of the brake clamp unit directly relates to the running safety and riding comfort of a train.

At present, spring type workpieces of a brake clamp unit are mainly detected by quality testing personnel, the labor intensity is high, and the conditions of low automation degree, low digitization degree, low accuracy degree of measurement results and the like exist in the detection process.

The spring part detection is mainly implemented by using a spring testing machine, and the processes of spring feeding and discharging, detection result recording, unqualified product sorting and the like are all manually executed. For the maintenance product, the disassembled spring is assembled back to the original clamp after being detected to be qualified (namely, a single-set flow maintenance mode), the spring and the clamp are matched to be very tedious work, the spring needs to be numbered when the clamp is disassembled, and finally the spring is assembled into the clamp corresponding to the number after being detected to be qualified. In the process, the springs are easy to be confused, so that the springs and the clamps cannot correspond to each other one by one, and inconvenience is brought to maintenance work; meanwhile, the work of loading and unloading in spring detection, sorting of unqualified products and the like is finished manually, so that the labor intensity is high, the detection efficiency is low, the data arrangement after detection is also heavy, the detection record table needs to be arranged into an electronic form and uploaded to a system, and errors are prone to occurring. Therefore, the detection process of the spring type workpiece in the maintenance process of the brake clamp at present has the problems of low automation degree, low data digitization degree, low data accuracy degree and the like.

Aiming at the problem that the automation of detection of spring workpieces in the brake clamp overhauling process is low in the related art, an effective solution is not provided at present.

Therefore, the inventor provides an automatic workpiece detection station by virtue of experience and practice of related industries for many years so as to overcome the defects in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a work piece automatic detection station can improve the efficiency and the productivity of examining and repairing in-process measurement link, reduces personnel intensity of labour, improves measuring result's accurate nature and measured data's traceability, provides the data support for the running state and the maintenance of vehicle.

The purpose of the utility model can be realized by adopting the following scheme:

the utility model provides a work piece automated inspection station be provided with the detection zone in the work piece automated inspection station, be provided with at least one work piece testing arrangement in the detection zone, at least one side of detection zone is provided with transplanting mechanism, and the charging tray that will be equipped with the work piece transports extremely transplanting mechanism is last, transplanting mechanism will automatically the charging tray conveys to the detection zone.

In a preferred embodiment of the present invention, the tray is provided with a plurality of positioning grooves, each of which is provided with a workpiece seat that can be taken out, and each of the workpieces is disposed on the corresponding workpiece seat.

In a preferred embodiment of the present invention, the material tray and the positioning grooves are provided with a first mark for recording the detection sequence of the workpiece.

The utility model discloses a in a preferred embodiment, transplant mechanism including a plurality of material mouths that set up side by side, it is a plurality of the one end of material mouth is connected with the position adjustment frame respectively, the charging tray can the material mouth with remove between the position adjustment frame.

In a preferred embodiment of the present invention, the position adjusting frame is a frame structure arranged along a horizontal direction, a plurality of material ports are arranged side by side along a length direction of the position adjusting frame 203, and a first roller set convenient for conveying the material tray is arranged at each material port;

the position adjusting frame is provided with a second roller set along the length direction of the position adjusting frame, the second roller set is convenient to convey the material tray, a movable dragging part is arranged on the second roller set, and the material tray is arranged on the movable dragging part.

The utility model discloses an in a preferred embodiment, remove and drag the piece including the movable plate and drag the piece, the movable plate can set up with removing on the second roller train, the top of movable plate is followed the moving direction of charging tray is provided with the track, orbital both ends can respectively with material mouth position with the detection zone is connected, drag the piece can set up with removing in on the track, drag the piece with the charging tray is connected, in order to put into extremely the material mouth position the charging tray conveying to the detection zone.

In a preferred embodiment of the present invention, the movable pulling member further includes a guiding post, the guiding post is parallel to the rail, and the pulling member is slidably sleeved on the guiding post.

The utility model discloses an in the preferred embodiment, the below of dragging piece is provided with the backup pad, the dragging piece with be provided with the lift cylinder between the backup pad, the top of dragging piece is provided with two at least tow bars, be provided with on the charging tray with the corresponding jack of tow bar works as the charging tray is located drag a top just the tow bar with the jack position corresponds, controls the lift cylinder drives drag piece shifts up, the tow bar inserts correspondingly in the jack, so that drag piece can drag the charging tray.

The utility model discloses an in a preferred embodiment, on the movable plate by material mouthful position extremely the detection zone direction is provided with and is convenient for right the charging tray carries out the third direction wheelset that conveys, works as the dragging piece drags when the charging tray removes, the charging tray is arranged in on the third direction wheelset.

The utility model discloses an in a preferred embodiment, be provided with information acquisition device on the movable plate, be provided with the record on the charging tray the second sign of the kind information of work piece, information acquisition device gathers information on the second sign to confirm the detection the kind of work piece.

The utility model discloses an in a preferred embodiment, the detection zone is provided with bad material export station, is not conform to after the detection and predetermines the standard the work piece transport extremely on the bad material export station.

In a preferred embodiment of the present invention, a cooperative robot is disposed in the detection area, the cooperative robot takes down and moves the workpiece on the tray to the detection position of the workpiece testing device.

The utility model discloses a in a preferred embodiment, work piece automated inspection station still includes mobilizable conveying mechanism, it is right that conveying mechanism's top is provided with be convenient for the charging tray carries out the fourth direction wheelset that conveys, the charging tray can be arranged in conveying mechanism is last, in order to incite somebody to action the charging tray transport extremely transplant the position of mechanism place.

In a preferred embodiment of the present invention, the conveying mechanism is a height-adjustable carriage, and the bottom of the carriage is provided with universal wheels and directional wheels.

The utility model discloses an in a preferred embodiment, work piece automated inspection station still includes at least one rack, follows the length direction of rack is provided with a plurality of stations of placing, each it is convenient for right to be provided with respectively on the station to place the fifth direction wheelset that the charging tray carried out the conveying.

The utility model discloses an in a preferred embodiment, work piece automated inspection station still includes at least one assembly bench, be provided with a plurality of equipment stations on the assembly bench, each be provided with respectively on the equipment station be convenient for right the charging tray carries out the sixth direction wheelset that conveys.

In a preferred embodiment of the present invention, the inner wall of the assembly table is provided with a retractable error-proof pin, and the edge of the material tray is provided with a concave portion matched with the error-proof pin.

In a preferred embodiment of the present invention, the workpiece is a spring, and the workpiece testing apparatus is a spring pressure testing machine.

From above, the utility model discloses a characteristics and advantage at work piece automated inspection station are: be provided with workpiece testing device in the detection zone at work piece automated inspection station, and be provided with transplanting mechanism in at least one side of detection zone, the staff can transport the charging tray that is equipped with the work piece to predetermineeing the position, carry out the performance detection by transplanting the automatic charging tray conveying of mechanism to the detection zone, compare with manual measurement mode, can obviously improve the efficiency and the productivity of work piece measurement link, reduce staff's intensity of labour, at the detection efficiency of work piece, measuring result's accuracy, measuring process's management and control level, all there is the showing promotion in aspects such as measuring result's traceability.

Drawings

The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:

FIG. 1: do the utility model discloses the top view at work piece automated inspection station.

FIG. 2: do the utility model discloses the plan view of transplanting the mechanism in the work piece automated inspection station.

FIG. 3: do the utility model discloses remove the structural schematic diagram who drags the piece in the work piece automated inspection station.

FIG. 4: do the utility model discloses the top view of charging tray in the work piece automated inspection station.

FIG. 5: do the utility model discloses the top view of placing the frame in the work piece automatic checkout station.

FIG. 6: do the utility model discloses the top view of combination platform in the work piece automated inspection station.

FIG. 7: an enlarged view of the combination station in fig. 6.

FIG. 8: do the utility model discloses cooperate robot's structural schematic in the work piece automated inspection station.

The utility model provides an reference numeral does:

1. a detection zone; 101. A workpiece testing device;

102. a bad material outlet station; 2. A transplanting mechanism;

201. a material port; 202. A first roller train;

203. a position adjusting frame; 204. A second roller set;

3. a conveyance mechanism; 301. A fourth guide wheel set;

4. a material tray; 401. Positioning a groove;

402. a second identifier; 403. A handle;

404. a first identifier; 405. A recess;

406. a jack; 5. A collaborative robot;

501. a mechanical arm; 502. A clamping jaw;

6. moving the dragging piece; 601. Moving the plate;

602. a track; 603. A dragging member;

604. a tow bar; 605. A guide post;

606. a third guide wheel set; 607. An information acquisition device;

608. a lift cylinder; 609. A support plate;

7. placing a rack; 701. A fifth guide wheel set;

8. an assembly table; 801. A sixth guide wheel set;

802. a mistake proofing pin; 9. A workpiece seat.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.

As shown in fig. 1 to 8, the utility model provides a work piece automated inspection station is provided with detection zone 1 in this work piece automated inspection station, is provided with at least one work piece testing arrangement 101 in the detection zone 1, and at least one side of detection zone 1 is provided with transplanting mechanism 2, transports the charging tray 4 that will be equipped with the work piece to transplanting mechanism 2 on, and transplanting mechanism 2 conveys charging tray 4 to detection zone 1 automatically to the completion is to the detection of work piece.

The utility model discloses be provided with work piece testing arrangement 101 in detection zone 1 of work piece automatic detection station, and be provided with transplanting mechanism 2 in at least one side of detection zone 1, the staff can transport the charging tray 4 that is equipped with the work piece to predetermineeing the position, transplanting mechanism 2 can convey charging tray 4 to the performance of detection zone 1 to the work piece automatically, this kind of automated inspection mode is compared with manual measurement mode, can obviously improve the efficiency and the productivity of work piece measurement link, reduce staff's intensity of labour, at the detection efficiency of work piece, measuring result's accurate nature, measuring process's management and control level, all there is showing the promotion in the aspect of measuring result's traceability etc.

Further, the workpiece in the present invention may be but not limited to a spring, the spring is used in a brake caliper unit of a vehicle, the workpiece testing device 101 may be but not limited to a spring pressure testing machine, and the elasticity of the spring may be detected by the spring pressure testing machine.

In an optional embodiment of the present invention, as shown in fig. 4, the material tray 4 is a rectangular disk-shaped structure made of aluminum alloy, the material tray 4 is disposed along the horizontal direction, the top of the material tray 4 is provided with a plurality of positioning grooves 401, each positioning groove 401 is provided with a removable workpiece seat 9, and each workpiece is disposed on the corresponding workpiece seat 9.

Specifically, work piece seat 9 is the cylindric structure of vertical setting, and the spring can be located on work piece seat 9 to fix the spring, constant head tank 401 and work piece seat 9 looks adaptation can be embedded into constant head tank 401 with the bottom of work piece seat 9, thereby can place a plurality of springs respectively on charging tray 4.

Further, as shown in fig. 4, at least two opposite edges of the tray 4 are provided with handles 403, and the worker can drag the tray 4 by the handles 403, so as to facilitate transportation of the tray 4.

Furthermore, as shown in fig. 4, the tray 4 is provided with first marks 404 for recording the detection sequence of the workpiece at positions corresponding to the positioning grooves 401 (e.g., positions below the positioning grooves 401 and close to the positioning grooves 401), so that the springs can be successfully detected according to the first marks 404. Such as: each first mark 404 may be a sequential number, and each spring is detected according to the sequence of the number, so that the detection result corresponds to each spring. Different first marks 404 can be set to correspond to springs of different models, and the model information of the springs can be obtained through the first marks 404.

In an optional embodiment of the utility model, as shown in fig. 1, fig. 2, transplanting mechanism 2 includes a plurality of material mouths 201 that set up side by side, and the one end of a plurality of material mouths 201 is connected with position adjustment frame 203 respectively, and charging tray 4 can move between material mouth 201 and position adjustment frame 203, can convey charging tray 4 to detection zone 1 by material mouth 201 position automatically through transplanting mechanism 2 to detect the performance of spring. The number of the transplanting mechanisms 2 can be multiple, and the number and the positions of the transplanting mechanisms 2 are set according to actual detection environments and requirements, which is not limited herein.

Further, as shown in fig. 2, the position adjusting frame 203 is a rectangular frame structure arranged along the horizontal direction, a plurality of material ports 201 are arranged side by side along the length direction of the position adjusting frame 203, a first roller set 202 for conveying the material tray 4 is arranged at the position of each material port 201, and the conveying direction of the first roller set 202 is perpendicular to the length direction of the position adjusting frame 203. Set up the aim at of a plurality of material mouths 201 and provide a plurality of pay-off stations to but simultaneously carry a plurality of charging trays 4 to detection zone 1, promote detection efficiency. In an embodiment of the present invention, the number of the material opening 201 is ten, so that ten material trays 4 can be cached at a time, and at least two workers are needed to satisfy the operation of the whole automatic detection station.

Further, as shown in fig. 2, a second roller set 204 convenient for conveying the material tray 4 is arranged on the position adjusting frame 203 along the length direction of the position adjusting frame, the conveying direction of the second roller set 204 is the same as the length direction of the position adjusting frame 203, a movable dragging component 6 is arranged on the second roller set 204, the worker can place the material tray 4 in the material opening 201, and the movable dragging component 6 can move between the material opening 201 and the detection area 1 along the second roller set 204, so as to take down and detect the spring.

In an optional embodiment of the present invention, as shown in fig. 3, the movable pulling member 6 includes a movable plate 601 and a pulling member 603, the movable plate 601 is a flat plate-shaped structure disposed along a horizontal direction, the movable plate 601 is movably disposed on the top of the second roller set 204, the top of the movable plate 601 is provided with a track 602 along a moving direction of the material tray 4 (i.e., the setting direction of the track 602 is the same as the conveying direction of the first roller set 202 at the material port 201), two ends of the track 602 can be respectively connected with the material port 201 and the detection zone 1, the pulling member 603 can be movably disposed on the track 602, the pulling member 603 is connected with the material tray 4, and the track 602 can drive the pulling member 603 to move, so as to convey the material tray 4 placed at the material port 201 to the detection zone 1.

Specifically, the rail 602 may be a rack arranged along the horizontal direction, the bottom of the dragging member 603 is provided with a motor, an output shaft of the motor is provided with a gear, teeth of the gear are engaged with teeth of the rack, and the dragging member 603 can be driven to move on the rack by controlling the operating state of the motor, so as to drive the dragging member 603 to move.

Further, as shown in fig. 3, the movable dragging member 6 further includes a guiding post 605, the guiding post 605 is parallel to the rail 602, the bottom of the dragging member 603 is slidably sleeved on the guiding post 605, and the guiding post 605 plays a guiding and limiting role for the dragging member 603, so as to ensure that the tray 4 can be conveyed from the position of the material opening 201 to the detection area 1.

Further, as shown in fig. 3 and 4, a support plate 609 is horizontally disposed below the dragging member 603, a lifting cylinder 608 is disposed between the dragging member 603 and the support plate 609, the lifting cylinder 608 is vertically disposed, a top end of the lifting cylinder 608 is connected to a bottom of the dragging member 603, a bottom end of the lifting cylinder 608 is connected to a top of the support plate 609, at least two dragging rods 604 are disposed at a top of the dragging member 603 side by side, the dragging rods 604 are vertically disposed, a bottom of the dragging rod 604 is connected to a top of the dragging member 603, a socket 406 corresponding to the dragging rod 604 is disposed on the tray 4, when a worker places the tray 4 at the material opening 201, the movable dragging member 6 moves to the material opening 201 and is located below the tray 4, the dragging rod 604 is opposite to the socket 406, at this time, the lifting cylinder 608 is controlled to drive the dragging member 603 to move upward, and the dragging rod 604 is inserted into the corresponding socket 406 while moving upward, so that the tray 4 is connected to the movable dragging member 6, and the movable dragging member 6 can move between the material opening 201 and the tray 1.

Further, as shown in fig. 3, a third guide wheel set 606 for conveying the tray 4 is disposed on the top of the moving plate 601 from the position of the material opening 201 to the detection area 1, and when the tray 4 is dragged by the dragging member 603 to move, the tray 4 is placed on the third guide wheel set 606.

In an optional embodiment of the present invention, as shown in fig. 3 and 4, the movable plate 601 is provided with an information collecting device 607, the tray 4 is provided with a second identifier 402 for recording the type information of the workpiece, and during the process of transferring the tray 4, the information on the second identifier 402 can be collected by the information collecting device 607 to determine the type of the workpiece to be detected in the tray 4.

Further, the second identifier 402 may be, but is not limited to, a preset two-dimensional code information, and the information acquisition device 607 may be, but is not limited to, a code scanning gun. The type information of the workpiece may be, but is not limited to, the type of the spring, the clamp type and the group to which the spring belongs, and the like.

In an optional embodiment of the present invention, as shown in fig. 1, the detection area 1 is provided with a defective material outlet station 102 (i.e. NG material outlet), and the detected workpiece that does not meet the preset standard is transported to the defective material outlet station 102 for centralized processing by the staff.

In an optional embodiment of the present invention, as shown in fig. 1 and 8, a cooperative robot 5 is disposed in the detection area 1, and the cooperative robot 5 can take down the workpiece (together with the workpiece seat 9) on the tray 4 and move the workpiece to the detection position of the workpiece testing apparatus 101 for detection.

Further, as shown in fig. 8, the cooperative robot 5 includes a robot arm 501 and a gripper 502, the bottom of the robot arm 501 is fixed in the detection area 1, and the gripper 502 is provided at the action end of the robot arm 501. The spring is grasped by controlling the gripping jaws 502 (grasping the position of the workpiece holder 9, avoiding deformation of the spring), and the spring is moved to the detection position of the workpiece testing device 101 by controlling the robot arm 501 to be detected. The cooperative robot 5, the mechanical arm 501 and the clamping jaw 502 are all existing products, the clamping jaw 502 can realize the function of grabbing, and the mechanical arm 501 can realize the function of space movement, and the specific structures and working principles of the cooperative robot 5, the mechanical arm 501 and the clamping jaw 502 are not limited herein. Of course, the utility model discloses have two kinds of modes of robot automatic measure and artifical semi-automatic measure, when the robot breaks down promptly, can the manual manipulator of replacing.

In the case where the cooperative robot 5 malfunctions, the detection may be performed by a worker manually moving the spring to the detection position of the workpiece testing apparatus 101.

In an optional embodiment of the present invention, as shown in fig. 1, 5, and 6, the workpiece automatic inspection station further includes a movable conveying mechanism 3, a fourth guiding wheel set 301 for conveying the tray 4 is disposed on the top of the conveying mechanism 3, and the tray 4 can be placed on the conveying mechanism 3 to convey the tray 4 to the position of the transplanting mechanism 2. Wherein, the top of conveying mechanism 3 is provided with a plurality of stations of placing, can once only convey a plurality of charging trays 4.

Further, the conveying mechanism 3 is a trolley with adjustable height, and the bottom of the trolley is provided with universal wheels and directional wheels. The trolley can be adjusted by lifting through telescopic legs or hydraulic cylinders, and the maximum height of the trolley can be but is not limited to 1.5m.

In an optional embodiment of the present invention, as shown in fig. 5, the automatic workpiece detecting station further includes at least one placing rack 7, a plurality of placing stations are provided along the length direction of the placing rack 7, and a fifth guiding wheel group 701 for conveying the tray 4 is respectively provided on each placing station. Before the springs are tested, the springs can be placed on the placing frame 7 in groups so as to store the springs.

Furthermore, third marks are respectively arranged on the positions (such as positions close to the placing stations) of the placing rack 7 corresponding to the placing stations, and the information of the charging tray 4 on the corresponding placing station can be recorded through the third marks.

In an optional embodiment of the present invention, as shown in fig. 6 and 7, the automatic workpiece inspection station further includes at least one assembling station 8, the assembling station 8 is provided with a plurality of assembling stations, and each assembling station is provided with a sixth guiding wheel set 801 for conveying the tray 4. Before the spring is detected, a worker can assemble the spring and the matched clamp unit by using the information recorded by the first mark 404 and the second mark 402 on the assembly station, so that the assembly accuracy is ensured, and the misassembly condition is avoided.

Furthermore, each roller in the sixth guiding wheel set 801 is connected to an output shaft of the motor, so that the rollers can be driven by the motor to rotate, and the tray 4 can move on the assembly table 8.

Further, as shown in fig. 4 and 7, a retractable error-proof pin 802 is arranged on an inner wall of the assembly table 8, an accommodating cavity (not shown) is formed in the inner wall of the assembly table 8, a spring (not shown) is arranged in the accommodating cavity, one end of the spring abuts against the inner wall of the accommodating cavity, the other end of the spring abuts against one end of the error-proof pin 802, and the other end of the error-proof pin 802 extends to the assembly station; concave part 405 with mistake proofing round pin 802 matched with is seted up at the edge of charging tray 4, when placing charging tray 4, need place charging tray 4 on the equipment station from top to bottom, make mistake proofing round pin 802 be located concave part 405, because other positions of charging tray 4 do not set up concave part 405, if the direction error that charging tray 4 placed, then mistake proofing round pin 802 can block transferring of charging tray 4, consequently, cooperate through mistake proofing round pin 802 and concave part 405 and can avoid charging tray 4 to place the direction and take place the mistake.

Specifically, as shown in fig. 4 and 7, the concave portion 405 is a tapered or arc-shaped groove, when the tray 4 is moved, the inner wall of the concave portion 405 presses the error-proofing pin 802, so that the error-proofing pin 802 compresses the spring, the error-proofing pin 802 moves into the accommodating cavity, and the tray 4 can move on the assembly table 8.

The utility model discloses an optional embodiment, still can set up the display screen, show the result and the data that detect through the display screen to the staff learns the testing result in real time.

The utility model discloses to the testing process of work piece (spring) do: a worker conveys a material tray 4 filled with springs to a material port 201 of an automatic workpiece detection station through a conveying mechanism 3 (a trolley) (at the moment, the material port 201 is used for feeding), a transplanting mechanism 2 is automatically connected with the material tray 4 corresponding to the material port 201, the material tray 4 is conveyed to a detection station corresponding to a detection area 1, a cooperative robot 5 automatically picks a workpiece seat 9 and moves the workpiece seat to be placed on a corresponding spring pressure tester for detection, a spring pressure tester calls a corresponding program to perform force value detection on the springs, results are judged according to detection requirements, the cooperative robot 5 can place the qualified springs back to the original positions of the material tray 4, the unqualified springs are placed to an unqualified material outlet station 102, after all the springs in the material tray 4 are detected completely, the transplanting mechanism 2 conveys the material tray 4 to the material port 201 (at the moment, the material port 201 is used for feeding), and the worker takes the material tray 4 away.

The utility model discloses a characteristics and advantage of work piece automated inspection station are:

1. the automatic workpiece detection station can realize automatic detection of workpieces, improve detection efficiency and ensure data accuracy.

2. The automatic workpiece detection station is high in automation degree, the convenience of workpiece detection is greatly improved, manual carrying and manual detection are reduced, the detection efficiency and accuracy are improved, manpower is reduced, and the cost is saved.

3. The automatic workpiece detection station can record and count detected data, and realizes online tracking and control of the detection process.

4. The automatic workpiece detection station can realize automatic acquisition, configuration, analysis, error prevention and traceability of all process information data, and improve workpiece detection accuracy and traceability.

The above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. Any person skilled in the art should also realize that such equivalent changes and modifications can be made without departing from the spirit and principles of the present invention.

Claims (16)

1. An automatic workpiece detection station is characterized in that a detection area is arranged in the automatic workpiece detection station, at least one workpiece testing device is arranged in the detection area, and a transplanting mechanism for automatically conveying a tray containing workpieces to the detection area is arranged on at least one side of the detection area;

the transplanting mechanism comprises a plurality of material ports arranged side by side, one ends of the material ports are respectively connected with the position adjusting frame, and the material tray can move between the material ports and the position adjusting frame;

the position adjusting frame is of a frame structure arranged along the horizontal direction, a plurality of material ports are arranged side by side along the length direction of the position adjusting frame, and a first roller set convenient for conveying the material discs is arranged at the position of each material port;

the position adjusting frame is provided with a second roller set along the length direction of the position adjusting frame, the second roller set is convenient to convey the material tray, a movable dragging part is arranged on the second roller set, and the material tray is arranged on the movable dragging part.

2. The station of claim 1, wherein the tray has a plurality of positioning slots, each positioning slot having a removable workpiece seat disposed therein, each workpiece being disposed on a corresponding workpiece seat.

3. The station according to claim 2, wherein a first mark for recording the sequence of the detection of the workpieces is provided on the tray at a position corresponding to each positioning groove.

4. The automatic workpiece detection station according to claim 1, wherein the movable dragging member comprises a movable plate and a dragging member, the movable plate is movably arranged on the second roller set, a track is arranged on the top of the movable plate along the moving direction of the material tray, two ends of the track can be respectively connected with the material opening position and the detection area, the dragging member is movably arranged on the track, and the dragging member is connected with the material tray so as to convey the material tray placed in the material opening position to the detection area.

5. The station according to claim 4, wherein said mobile dragging member further comprises a guiding post, said guiding post is disposed parallel to said rail, and said dragging member is slidably sleeved on said guiding post.

6. The automatic workpiece detection station according to claim 4, characterized in that a support plate is arranged below the dragging part, a lifting cylinder is arranged between the dragging part and the support plate, at least two dragging rods are arranged at the top of the dragging part, and insertion holes corresponding to the dragging rods are arranged on the material tray.

7. The station of claim 6, wherein a third guide wheel set is disposed on the moving plate from the position of the material opening to the detection area for facilitating the transportation of the material tray.

8. The station according to claim 4, wherein said moving plate is provided with an information collecting device, said tray is provided with a second mark for recording the type information of said workpiece, and said information collecting device collects the information on said second mark to determine the type of said workpiece to be detected.

9. The station according to claim 1, characterized in that said detection zone is provided with a bad material outlet station.

10. The station according to claim 1, characterized in that a cooperative robot is arranged in the inspection area, said cooperative robot taking the workpieces from the tray and moving the workpieces to the inspection position of the workpiece testing device for inspection.

11. The station according to claim 1, characterized in that it further comprises a movable transport mechanism, on top of which a fourth guiding wheel set is arranged to facilitate the transport of the tray, which can be placed on the transport mechanism to transport the tray to the position of the transplanting mechanism.

12. The station for the automated inspection of workpieces according to claim 11, wherein said transport mechanism is a height-adjustable cart having universal wheels and orientation wheels at the bottom thereof.

13. The automatic workpiece detection station according to claim 1, further comprising at least one placing rack, wherein a plurality of placing stations are arranged along the length direction of the placing rack, and a fifth guide wheel set for conveying the trays is arranged on each placing station.

14. The automatic workpiece detection station of claim 1, further comprising at least one assembly station, wherein a plurality of assembly stations are disposed on the assembly station, and a sixth guide wheel set for conveying the tray is disposed on each assembly station.

15. The automatic workpiece detection station as claimed in claim 14, wherein an inner wall of the assembly table is provided with a retractable error-proof pin, and the edge of the material tray is provided with a concave part matched with the error-proof pin.

16. The station of claim 1, wherein the workpiece is a spring and the workpiece testing device is a spring press tester.

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