CN218706452U - Move and carry car and send board test assembly line - Google Patents

Abstract

The utility model discloses a move and carry car and send board test assembly line, include: the test equipment is provided with a test feeding port through which the circuit board can enter and exit and a test transportation assembly which drives the circuit board to enter or leave the test feeding port; adopt above-mentioned structure, the utility model discloses full automatization detection circuitry board improves the security and the efficiency of software testing that detect.

Description

Move and carry car and send board test assembly line

Technical Field

The invention relates to the technical field of circuit board testing, in particular to a board conveying test assembly line of a transfer vehicle.

Background

The circuit board is widely applied to electronic product production, and in the production process of the circuit board, the circuit board needs to be detected to detect parameters such as current, voltage, open/short circuit of a circuit or communication performance of the circuit board.

At present, the circuit board is tested by adopting a manual feeding and discharging mode, when the circuit board is manually fed, a station of a testing device is required to be placed into the circuit board by hands to detect the circuit board, and then the circuit board of the station of the testing device is taken out in a manual mode after the testing device detects and finishes.

Chinese utility model patent CN 213780278U discloses a circuit board testing device and testing equipment, wherein the circuit board testing device comprises a testing frame, a plurality of upper probe modules, a plurality of lower probe modules, a carrier plate and a control box, the control box is arranged at the bottom of the testing frame and is electrically connected with the upper probe modules and a cylinder, the control box controls the upper probe modules to move towards the lower probe modules, so that the upper probe modules and the lower probe modules are respectively contacted with the testing points on the upper and lower surfaces of the circuit board to be tested, thereby generating testing data and completing the testing of the circuit board, the utility model provides a circuit board testing device and equipment, which can automatically test a plurality of circuit boards to be tested simultaneously, and improve the testing efficiency; however, the utility model discloses a plurality of circuit board automatic test have only been solved and the technical problem of artifical test is replaced, have not solved the problem of unloading in the automation yet.

Disclosure of Invention

In view of the above, the present invention provides a board conveying test assembly line for a transfer cart, which solves the above technical problems, and realizes automatic loading and unloading of test equipment by the arrangement of a transfer cart mechanism.

The technical scheme adopted by the invention for solving the technical problem is to provide a transfer vehicle plate conveying test assembly line, which comprises: move and carry car mechanism, test equipment, ejection of compact transfer chain and can transport the circuit board to the pan feeding transfer chain that moves car mechanism, move and be equipped with in the car mechanism and move and carry the transfer chain, move and carry the transfer chain and can accept above-mentioned circuit board and transport it to test equipment, and can accept the circuit board on the test equipment and transport it to ejection of compact transfer chain, test equipment is equipped with the test pan feeding mouth that can supply the circuit board business turn over and drive circuit board and get into or leave the test transport assembly of test pan feeding mouth.

As a further improvement of the invention, the test equipment has at least two test equipment, the transfer vehicle mechanism comprises a transfer vehicle frame, the transfer conveying line is arranged on the transfer vehicle frame, and a driving track assembly is connected below the transfer vehicle frame so as to enable the transfer conveying line to move between the test equipment.

As a further improvement of the invention, the transfer vehicle frame comprises a lower transfer frame connected with the driving track assembly, the lower transfer frame is connected with an upper transfer frame, the transfer conveying line is arranged on the upper transfer frame, and the lower transfer frame is provided with a lifting driving assembly for driving the upper transfer frame to lift.

As a further improvement of the present invention, the transfer conveyor line includes a first transfer conveyor and a second transfer conveyor, and the second transfer conveyor is disposed below the first transfer conveyor.

As a further improvement of the invention, the lifting driving component comprises a lifting driving piece fixedly connected on the lower transfer rack, the lifting driving piece drives the upper transfer rack to lift, and a linear bearing suite is arranged between the upper transfer rack and the lower transfer rack.

As a further improvement of the invention, the driving track assembly comprises a track base frame, a sliding rail block assembly, a connecting block assembly and a linear driving assembly are arranged on the track base frame, and the connecting block assembly is connected with the linear driving assembly, the sliding rail block assembly and the mobile carrier frame.

As a further improvement of the invention, the linear driving assembly comprises a screw rod pair and a screw rod connecting block fixedly connected to the screw rod pair, the connecting block assembly comprises a connecting block clamping groove, and the lower part of the screw rod connecting block is arranged in the connecting block clamping groove.

As a further improvement of the invention, the feeding conveyor line is provided with a feeding port, the discharging conveyor line is provided with a discharging port, the feeding conveyor line and the discharging conveyor line form a conveyor line, the conveyor line is also provided with a backflow conveyor line, the feeding port and the discharging port are respectively and correspondingly provided with a lifting machine table used for conveying lifting circuit boards, and the circuit board at the discharging port is butted with the backflow conveyor line through the lifting machine table, so that the circuit board can be conveyed to the feeding port through the backflow conveyor line.

As a further improvement of the invention, the elevator platform comprises an elevator frame, an elevating conveyor belt assembly and an elevating driving assembly connected to the elevator frame, wherein the elevating driving assembly is connected with and drives the elevating conveyor belt assembly to ascend and descend.

As a further improvement of the invention, the testing device comprises a testing component connecting frame, the testing transportation component comprises a plurality of horizontal rollers arranged on the testing component connecting frame and a testing supporting component for supporting the circuit board, and the horizontal rollers rotate around the axes of the horizontal rollers to drive the circuit board to enter or leave the testing feeding port.

The invention has the beneficial effects that:

1. the automatic feeding and discharging detection device comprises a feeding conveying line, a discharging conveying line, a transferring conveying line and a test device with a test conveying assembly for driving a circuit board to enter or leave, the circuit board can realize the function of automatic feeding and discharging for detection, manual feeding and discharging are not needed in the test process, and the problem that electronic elements on the circuit board are damaged due to vibration caused by wrong direction of the circuit board during manual feeding and discharging or nonstandard feeding and discharging operation is avoided.

2. Through the arrangement of the transfer vehicle mechanism and the driving track assembly, the transfer vehicle mechanism can move back and forth between the feeding conveying line, the discharging conveying line and the plurality of test devices through the driving track assembly, automatic feeding and discharging are realized through the transfer conveying line on the transfer vehicle mechanism, and the test efficiency of the circuit board is further improved through the arrangement of the plurality of test devices.

3. Move and carry car mechanism and divide into upper and lower move and carry the frame, be provided with move and carry the frame and can go up and down on moving and carrying the transfer chain to can be compatible different pan feeding transfer chain, ejection of compact transfer chain and test equipment's test pan feeding mouth's height, not need all transfer chains all uniform height, reduce the equipment cost of whole assembly line.

4. The first transfer conveying belt and the second transfer conveying belt are arranged, the transfer conveying lines are provided with at least two conveying belts, a plurality of circuit boards can be conveyed at the same time, the test efficiency and the carrying efficiency of the circuit boards are further improved, and the upper limit of the number of the circuit boards to be tested at the same time is improved.

5. The lifting driving piece drives the upper transfer rack to lift, and the linear bearing external member is arranged to enable the upper transfer rack to provide guiding effect in the lifting process, so that the transmission stability and the accuracy in repeated positioning are improved.

6. The lower part of the screw rod connecting block is arranged in the connecting block clamping groove, so that the screw rod connecting block can be effectively installed and positioned, and the foolproof function is realized; the linear driving assembly needs to frequently move among the devices, and the connecting block clamping groove is arranged, so that the stability during transmission can be effectively improved, and the vibration and the clamping generated during movement can be reduced.

7. Through the setting of backward flow transfer chain and lift board, can make the circuit board that gets into the discharge gate transport to the backward flow transfer chain on through the lift board again to transport the circuit board to the region of pan feeding mouth again through the backward flow transfer chain, thereby can carry out the secondary test automatically or make things convenient for the workman can directly place the circuit board that awaits measuring or directly take away the circuit board that the test was accomplished in pan feeding mouth region.

8. The horizontal roller rotates around the axis of the horizontal roller, the circuit board is driven to enter or leave the test feeding port through friction force, and the test bearing component can be composed of all parts which can effectively support the circuit board to move or test, such as a conveyor belt, a wood board and the like.

Drawings

FIG. 1 is a schematic diagram of the structure and layout of the overall pipeline of the present invention;

FIG. 2 is a schematic diagram of the structure of the test apparatus of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

FIG. 4 is a cross-sectional view taken in the direction B-B of FIG. 2;

FIG. 5 is a schematic structural view of a transfer vehicle mechanism of the present invention;

FIG. 6 is a schematic structural view of the drive track assembly of the present invention;

FIG. 7 is an exploded view of the structure of the drive track assembly of the present invention;

FIG. 8 is an exploded view of a portion of the construction of the connecting block assembly of the present invention;

FIG. 9 is a schematic structural view of a cart frame of the present invention;

FIG. 10 is an enlarged view of detail C of FIG. 9;

FIG. 11 is a schematic structural view of the lifting connecting shaft;

FIG. 12 is a schematic structural view of the transfer vehicle of the present invention in a no-circuit board state;

FIG. 13 is a schematic view of the feed conveyor line of the present invention;

FIG. 14 is a schematic structural diagram of an elevator platform according to the present invention;

FIG. 15 is a schematic view of another embodiment of the present invention;

figure 16 is an exploded view of the lift mount assembly of the present invention.

Detailed Description

The technical scheme of the invention is clearly and completely described below with reference to the accompanying drawings.

Referring to fig. 1-16, the present invention provides a board conveying test assembly line for a transfer vehicle, comprising: the test device comprises a transfer vehicle mechanism 2, a test device 3, a discharge conveying line 12 and a feeding conveying line 11 capable of conveying circuit boards to the transfer vehicle mechanism 2, wherein the transfer vehicle mechanism 2 is provided with a transfer conveying line 23, the transfer conveying line 23 can receive the circuit boards and convey the circuit boards to the test device 3, and can receive the circuit boards on the test device 3 and convey the circuit boards to the discharge conveying line 12, and the test device 3 is provided with a test feeding port 321 through which the circuit boards can enter and exit and a test conveying assembly 322 for driving the circuit boards to enter or leave the test feeding port 321; the specific working process is that, firstly, circuit boards to be tested are sequentially put on a feeding conveying line 11, the length of the feeding conveying line 11 is indefinite, the feeding conveying line 11 can convey the circuit boards to be tested to a transferring conveying line 23 one by one, and because the number of the circuit boards which can be carried by the transferring conveying line 23 is limited, a blocking motor is respectively arranged on the feeding conveying line 11 and the transferring conveying line 23, so that the time interval of conveying between each circuit board is conveniently controlled, the effect of ordered loading and unloading is achieved, a testing and conveying assembly 322 is further arranged in the testing equipment 3, the circuit boards to be tested on the transferring conveying line 23 can be carried for testing, after the testing is completed, the circuit boards which are tested are output to the transferring conveying line 23 through the testing and conveying assembly 322, the transferring conveying line 23 can carry the circuit boards which are tested to a discharging conveying line 12, and the circuit boards which are tested are conveyed to a discharging area for testing; by adopting the structure, the circuit board realizes full-automatic feeding and discharging in the detection process, manual feeding and discharging are not needed in the test process, and the problem that electronic elements on the circuit board are vibrated and damaged due to wrong direction for feeding the circuit board during manual feeding and discharging or nonstandard feeding and discharging operation is avoided; the test device for testing the circuit board in the test equipment 3 is different in specific structure because the positions of the test interfaces of the circuit board need to be tested for different electronic products, so that the test device for testing the circuit board is not described too much in the invention.

Referring to fig. 1-6, there are at least two test devices 3, the transfer mechanism 2 includes a transfer vehicle frame 22, the transfer conveyor line 23 is disposed on the transfer vehicle frame 22, and a driving rail assembly 21 is connected below the transfer vehicle frame 22 to enable the transfer conveyor line 23 to move between the test devices 3; when the number of the test equipment 3 reaches more than two, the specific working process is that the driving track assembly 21 drives the transfer trolley mechanism 2 to move on the driving track assembly 21, the transfer conveying line 23 on the transfer trolley frame 22 corresponds to the position where the circuit board is conveyed by the feeding conveying line 11, the blocking motor on the feeding conveying line 11 releases the blocking working state so that the circuit board is conveyed to the transfer conveying line 23 through the feeding conveying line 11, after the circuit board enters the transfer conveying line 23, the blocking motor on the transfer trolley frame 22 enters the blocking working state so as to keep the circuit board on the transfer conveying line 23 all the time, at the moment, the driving track assembly 21 drives the transfer trolley mechanism 2 to move so that the transfer conveying line 23 corresponds to the test feeding port 321 of the test equipment 3, the blocking motor on the transfer trolley frame 22 releases the blocking working state, the circuit board enters the test feeding port 321, and the circuit board enters the test station of the test equipment 3 through the test conveying assembly 322, the transfer conveying line 23 and the discharging conveying line 12, and the specific process is basically consistent with the feeding process; because the test equipment 3, the feeding conveying line 11 and the discharging conveying line 12 are respectively provided with two photoelectric sensors or other sensors capable of sensing that the transfer vehicle mechanism 2 reaches a corresponding station, the repeated positioning precision is high during long-term work, and the stability of the assembly line is improved; through the arrangement of the transfer vehicle mechanism 2 and the driving track assembly 21, the transfer vehicle mechanism 2 can move back and forth among the feeding conveying line 11, the discharging conveying line 12 and the plurality of testing devices 3 through the driving track assembly 21, automatic loading and unloading are realized through the transfer conveying line 23 on the transfer vehicle mechanism 2, and the arrangement of the plurality of testing devices 3 further improves the testing efficiency of the circuit board; the invention can also be provided with a plurality of vehicle moving mechanisms 2 corresponding to a plurality of test devices 3, as long as the vehicle moving mechanisms 2 can move back and forth among the feeding conveying lines 11, the discharging conveying lines 12 and the test devices 3, and the vehicle moving mechanisms 2 are not interfered with each other.

As can be seen from fig. 5 and fig. 9 to 12, the transfer vehicle frame 22 includes a lower transfer frame 222 connected to the driving rail assembly 21, the lower transfer frame 222 is connected to an upper transfer frame 221, the transfer conveyor line 23 is disposed on the upper transfer frame 221, and the lower transfer frame 222 is provided with a lifting driving assembly for driving the upper transfer frame 221 to lift; in the preferred embodiment of the present invention, only the lower transfer rack 222 is provided with the lifting driving component for driving the upper transfer rack 221 to lift, so that different working heights of the plurality of test devices 3 and the conveyor lines can be compatible, and the equipment cost of the whole assembly line can be reduced.

Referring to fig. 12, the transfer conveyor line 23 includes a first transfer conveyor 231 and a second transfer conveyor 232, and the second transfer conveyor 232 is disposed below the first transfer conveyor 231; the first transfer conveying belt 231 and the second transfer conveying belt 232 are arranged, the transfer conveying line 23 is provided with at least two conveying belts, a plurality of circuit boards can be conveyed at the same time, the test efficiency and the carrying efficiency of the circuit boards are further improved, and the upper limit of the number of the circuit boards to be tested at the same time is improved; as a preferred embodiment of the present invention, the second transfer conveyor 232 may be disposed under the first transfer conveyor 231, and after the lifting driving assembly drives the transfer conveyor line 23 to ascend or descend, the second transfer conveyor 232 is also a station corresponding to the testing equipment 3 or the conveyor line, which is convenient and fast and improves efficiency; each conveyor belt is provided with two cart blocking motors 2211.

Of course, when the second transfer conveyor 232 is not arranged right opposite to the first transfer conveyor 231, the effect of transporting a plurality of circuit boards can be achieved, and only when the lifting driving component works, the driving track component 21 also works to enable the second transfer conveyor 232 to correspond to the station; for example, one additional conveyor belt is arranged beside the first transfer conveyor belt 231, and two conveyor belts are arranged below the first transfer conveyor belt 231, so that under the combined action of the lifting drive assembly and the drive rail assembly 21, the function of transporting four circuit boards can be realized, the transport capacity of the circuit boards is greatly improved, and the detection efficiency is improved.

As can be seen from fig. 5 and fig. 9 to 12, the lifting driving assembly includes a lifting driving member 2221 fixedly connected to the lower transfer rack 222, the lifting driving member 2221 drives the upper transfer rack 221 to lift, and a linear bearing assembly is disposed between the upper transfer rack 221 and the lower transfer rack 222; as a preferred embodiment of the present invention, the lifting driving member 2221 is a Z-axis cylinder, and an output shaft of the Z-axis cylinder is detachably connected to the upper transferring rack 221, so that the Z-axis cylinder can drive the upper transferring rack 221 to lift in the process of extending and retracting; in order to improve the stability of the lifting and positioning and the accuracy of the positioning, a linear bearing assembly is provided between the upper transfer frame 221 and the lower transfer frame 222, so that the upper transfer frame 221 can only vertically move up and down relative to the lower transfer frame 222, the vibration generated during the lifting and the positioning can be reduced, and the second transfer conveyor 232 can effectively reach the station by improving the stability of the lifting and the accuracy of the positioning.

Referring to fig. 9-11, as a preferred embodiment of the present invention, the linear bearing assembly includes a lifting fixing seat 223, a lifting connecting shaft 224 and a linear bearing seat, the lifting fixing seat 223 is fixedly connected to the upper moving and carrying frame 221, the lifting connecting shaft 224 is detachably connected to the lifting fixing seat 223, the linear bearing seat is fixedly connected to the lower moving and carrying frame 222 and is sleeved on the lifting connecting shaft 224, as can be seen from the enlarged view of fig. 10, a lifting fitting hole 2231 through which the lifting connecting shaft 224 can pass and a lifting fixing hole 2232 communicated with the lifting fitting hole 2231 are formed in the lifting fixing seat 223, as can be seen from fig. 11, a lifting annular groove 2241 is formed above the lifting connecting shaft 224, the detachable connection between the lifting connecting shaft 224 and the lifting fixing seat 223 is specifically implemented by first fitting the lifting connecting shaft 224 into the lifting fitting hole 2231 so that the lifting annular groove 2241 corresponds to the lifting fixing hole 2232, and then inserting a screw into the lifting fixing hole 2232 so that the end of the screw contacts the lifting annular groove 2241, and the screw inserted into the lifting annular groove 2241 to achieve the effect of locking the lifting connecting shaft 224, except for the connecting members, and the connecting members, the screws inserted screws are not limited to the upper ends of course; referring to fig. 9, the lower surface of the lifting connection shaft 224 is further connected with a lifting protrusion, and the outer diameter of the lifting protrusion is larger than the inner diameter of the linear bearing seat to limit the maximum displacement of the lifting connection shaft 224.

Of course, in addition to the above-described structure, the linear bearing assemblies may be cooperatively connected in other manners, such that the lifting fixing seat 223 may be fixedly connected to the lower transfer rack 222, and the linear bearing seat is fixedly connected to the upper transfer rack 221, which may also improve the stability and the positioning accuracy during lifting, but in this embodiment, during the operation process, the lifting connecting shaft 224 may penetrate into the upper transfer rack 221, which may damage the circuit board on the transfer conveying line 23, and therefore this solution is not a preferred solution of the present invention.

Referring to fig. 5 to 8, the driving rail assembly 21 includes a rail base frame 211, a sliding rail block assembly 212, a connecting block assembly 213 and a linear driving assembly 214 are disposed on the rail base frame 211, and the connecting block assembly 213 connects the linear driving assembly 214, the sliding rail block assembly 212 and the cart frame 22; because the weight and the volume of the transfer cart frame 22 are large, the lower transfer cart frame 222 needs to be connected through the connecting block assembly 213, the transmission stability of the linear driving assembly 214 is further improved, and the service life of the driving track assembly 21 is prolonged.

Referring to fig. 7 and 8, the linear driving assembly 214 includes a lead screw pair 2142 and a lead screw connecting block 2143 fixedly connected to the lead screw pair 2142, the connecting block assembly 213 includes a connecting block clamping groove 2131, and a lower portion of the lead screw connecting block 2143 is disposed in the connecting block clamping groove 2131; the lower part of the screw rod connecting block 2143 is arranged in the connecting block clamping groove 2131, so that the screw rod connecting block 2143 can be effectively installed and positioned, the fool-proof function is achieved, and the assembling difficulty is reduced; in the present invention, the linear driving assembly 214 needs to be frequently moved between devices, and the connecting block locking groove 2131 is provided to effectively improve the stability during transmission and reduce the vibration and locking generated during movement.

Referring to fig. 7, as a preferred embodiment of the present invention, the linear driving assembly 214 further includes a servo motor 2141 and a coupling 214, the connecting block assembly 213 further includes a connecting block base 2132, a first connecting block 2133, a second connecting block 2134 and a third connecting block 2135, the specific connecting structure is that the connecting block slot 2131 is disposed on the upper surface of the connecting block base 2132, the third connecting block 2135 is used for detachably connecting the connecting block base 2132 and the second connecting block 2134, the second connecting block 2134 is detachably connected with the third connecting block 2135, the first connecting block 2133 and the sliding rail block assembly 212, the upper surface of the second connecting block 2134 supports the lead screw connecting block 2143, and the first connecting block 2133 is detachably connected to the lower transfer frame 222 and the second connecting block 2134.

Referring to fig. 1 and 13, the feeding conveyor line 11 has a feeding port, the discharging conveyor line 12 has a discharging port, the feeding conveyor line 11 and the discharging conveyor line 12 form a conveyor line, the conveyor line is further provided with a backflow conveyor line 112, the feeding port and the discharging port are respectively and correspondingly provided with a lifting machine table 4 for conveying a lifting circuit board, and the circuit board at the discharging port is butted with the backflow conveyor line 112 through the lifting machine table 4, so that the circuit board can be conveyed to the feeding port through the backflow conveyor line 112; through the arrangement of the backflow conveying line 112 and the lifting machine table 4, the circuit board entering the discharge port can be conveyed to the backflow conveying line 112 through the lifting machine table 4 again, and the circuit board is conveyed to the area of the feeding port through the backflow conveying line 112 again, so that secondary testing can be automatically performed, and workers can conveniently place the circuit board to be tested in the area of the feeding port directly or take away the circuit board after testing; on the premise that the feeding conveying line 11 and the discharging conveying line 12 can convey circuit boards, the structures can be completely different, and as a preferred scheme of the invention, the structures of the feeding conveying line 11 and the discharging conveying line 12 are consistent, and only the directions of conveying materials are different, so that the structure of the feeding conveying line 11 in the reference of fig. 13 can be identical to the specific structure of the discharging conveying line 12, the devices of the feeding conveying line 11 and the discharging conveying line 12 have interchangeability, and the device cost of the assembly line is reduced.

Referring to fig. 14-16, the elevator platform 4 includes an elevator frame 41, an elevator belt assembly 44, and an elevator driving assembly 42 connected to the elevator frame 41, the elevator driving assembly 42 is connected to and drives the elevator belt assembly 44 to move up and down, with the above structure, the circuit board is conveyed by the discharging conveyor line 12 into the elevator belt assembly 44, the elevator belt assembly 44 receives the circuit board, the elevator driving assembly 42 drives the elevator belt assembly 44 to move up and down to abut against the reflow conveyor line 112, the circuit board is conveyed by the elevator belt assembly 44 into the reflow conveyor line 112, the circuit board is conveyed by the reflow conveyor line 112 into another elevator frame 41, and the circuit board is conveyed by the elevator frame 41 corresponding to the feeding port of the feeding conveyor line 11.

As can be seen from fig. 14 to 16, the lifting driving assembly 42 includes a lifting driving cylinder 421 fixedly connected to the lifting frame 41, the lifting driving cylinder 421 has a lifting output shaft 422, the lifting output shaft 422 is fixedly connected to the lifting conveyor belt assembly 44 through a chain, one end of the chain is fixedly connected to the lifting frame 41, and the other end of the chain is fixedly connected to the lifting conveyor belt assembly 44; the lifting transmission belt assembly 44 comprises a lifting fixing seat assembly 441 and a lifting transmission belt 442, the lifting fixing seat assembly 441 comprises a lifting connection main board 4413, a lifting bearing board 4411 and a lifting reinforcing strip 4412 which are fixedly connected with one end of the chain, the lifting transmission belt 442 is arranged on the lifting bearing board 4411, the lifting reinforcing strip 4412 and the lifting connection main board 4413 are connected with each other, and the lifting reinforcing strip 4412 improves the stability in the lifting process.

As can be seen from fig. 1 to 4, the testing apparatus 3 includes a testing component connecting frame 323, the testing transportation component 322 includes a plurality of horizontal rollers 3221 disposed on the testing component connecting frame 323 and a testing supporting component for supporting the circuit board, and the horizontal rollers 3221 rotate around their own axes to drive the circuit board to enter or leave the testing material inlet 321; the horizontal roller 3221 rotates around an axis of the horizontal roller 3221, the circuit board is driven to enter or leave the test feeding port 321 through friction, and the test bearing assembly can be composed of a conveyor belt, a wood board and other parts capable of effectively bearing the circuit board to move or test.

Claims (10)

1. The utility model provides a move and carry car and send board test assembly line which characterized in that includes: move and carry car mechanism (2), test equipment (3), ejection of compact transfer chain (12) and can transport the circuit board extremely move pan feeding transfer chain (11) that car mechanism (2) moved, it moves and is equipped with on car mechanism (2) and move and carry transfer chain (23) to move and carry over above-mentioned circuit board and transport it extremely to move and carry over transfer chain (23) test equipment (3), and can accept the circuit board on test equipment (3) and transport it extremely ejection of compact transfer chain (12), test equipment (3) are equipped with test pan feeding mouth (321) and the drive circuit board that can supply the circuit board business turn over and get into or leave test transportation subassembly (322) of test pan feeding mouth (321).

2. The board conveying test assembly line of the transfer vehicle according to claim 1, wherein the number of the test devices (3) is at least two, the transfer vehicle mechanism (2) comprises a transfer vehicle frame (22), the transfer conveyor line (23) is arranged on the transfer vehicle frame (22), and a driving rail assembly (21) is connected below the transfer vehicle frame (22) to enable the transfer conveyor line (23) to move between the test devices (3).

3. The board conveying test production line of the transfer vehicle according to claim 2, wherein the transfer vehicle frame (22) comprises a lower transfer frame (222) connected with the driving rail assembly (21), the lower transfer frame (222) is connected with an upper transfer frame (221), the transfer conveying line (23) is arranged on the upper transfer frame (221), and a lifting driving assembly for driving the upper transfer frame (221) to lift is arranged on the lower transfer frame (222).

4. The board conveying test line of the transfer vehicle according to claim 3, wherein the transfer conveyor line (23) includes a first transfer conveyor (231) and a second transfer conveyor (232), and the second transfer conveyor (232) is disposed below the first transfer conveyor (231).

5. The board conveying test line of the transfer vehicle according to claim 3, wherein the lifting drive assembly comprises a lifting drive member (2221) fixedly connected to the lower transfer frame (222), the lifting drive member (2221) drives the upper transfer frame (221) to lift, and a linear bearing assembly is disposed between the upper transfer frame (221) and the lower transfer frame (222).

6. The board conveying test assembly line of the transfer vehicle according to claim 2, wherein the driving rail assembly (21) comprises a rail base frame (211), a sliding rail slider assembly (212), a connecting block assembly (213) and a linear driving assembly (214) are arranged on the rail base frame (211), and the connecting block assembly (213) is connected with the linear driving assembly (214), the sliding rail slider assembly (212) and the transfer vehicle frame (22).

7. The board conveying test assembly line of the transfer vehicle as claimed in claim 6, wherein the linear driving assembly (214) comprises a screw pair (2142) and a screw connecting block (2143) fixedly connected to the screw pair (2142), the connecting block assembly (213) comprises a connecting block slot (2131), and a lower portion of the screw connecting block (2143) is disposed in the connecting block slot (2131).

8. The board conveying test assembly line of the transfer vehicle as claimed in claim 1, wherein the feeding conveyor line (11) has a feeding port, the discharging conveyor line (12) has a discharging port, the feeding conveyor line (11) and the discharging conveyor line (12) constitute a conveyor line, the conveyor line is further provided with a backflow conveyor line (112), the feeding port and the discharging port are respectively and correspondingly provided with a lifting machine table (4) for lifting and transporting a circuit board, and the circuit board at the discharging port is butted with the backflow conveyor line (112) through the lifting machine table (4), so that the circuit board can be transported to the feeding port through the backflow conveyor line (112).

9. The board conveying test assembly line of the transfer vehicle according to claim 8, wherein the elevator platform (4) comprises an elevator frame (41), an elevator belt assembly (44) and an elevator driving assembly (42) connected to the elevator frame (41), and the elevator driving assembly (42) is connected to and drives the elevator belt assembly (44) to ascend and descend.

10. The board conveying test line of the transfer vehicle according to claim 1, wherein the test apparatus (3) comprises a test component connecting frame (323), the test transport component (322) comprises a plurality of horizontal rollers (3221) arranged on the test component connecting frame (323) and a test holding component for holding the circuit board, and the horizontal rollers (3221) rotate around their own axes to drive the circuit board to enter or leave the test feeding port (321).

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