Printed circuit board machine

Abstract

The utility model relates to a printed circuit board machine which comprises a rack. The differential compensation assembly is used for keeping the first bearing piece and the second bearing piece at the same height; the differential compensation assembly comprises a first sensor and a second sensor, when the first sensor detects the first bearing piece, the first driving motor is triggered to stop, and when the second sensor detects the second bearing piece, the first driving motor is triggered to start. According to the printed circuit board machine provided by the utility model, by utilizing the differential compensation assembly, the first bearing piece stops after reaching the preset position, and the first bearing piece and the second bearing piece move simultaneously after also reaching the preset position, so that the first bearing piece and the second bearing piece are kept at the same height position, and the circuit board can be kept horizontal when being lifted; and the condition of inclination is avoided.

Description

Technical Field

[0001] The utility model relates to the field of circuit boards, in particular to a printed circuit board machine. Background Art

[0002] The printed circuit board machine includes multiple stations for different processing techniques. The processed circuit boards need to be transported between different stations through a transportation mechanism. In order to save space, they need to be transported longitudinally to the next station. When transporting longitudinally, a sprocket mechanism is usually used to lift the circuit board from both sides. However, since the sprocket mechanism is not tightly matched, the height of the left and right sides of the circuit board may be inconsistent, making it easy to tilt or even fall. Utility Model Content

[0003] In order to solve the above problems, the present technical solution provides a printed circuit board machine.

[0004] To achieve the above purpose, the technical solution is as follows:

[0005] Printed circuit board machines, including

[0006] frame;

[0007] A first transport mechanism, which is used to transport the circuit board;

[0008] a second transport mechanism, which interfaces with the first transport mechanism;

[0009] a lifting mechanism, which is arranged corresponding to the second transport mechanism to lift the circuit board on the second transport mechanism;

[0010] The lifting mechanism includes a stopping assembly for stopping the circuit board on the second transport mechanism, a lifting assembly for lifting the stopped circuit board, a sprocket assembly provided on both sides of the second transport mechanism and used for transporting the lifted circuit board upward, and a differential compensation assembly;

[0011] The sprocket assembly includes a first chain group, a first supporting member disposed on the first chain group and used to hold up the circuit board, and a first driving motor used to drive the first chain group;

[0012] The sprocket assembly further includes a second chain set, a second supporting member disposed on the second chain set and used to hold up the circuit board, and a second driving motor used to drive the first chain set;

[0013] The differential compensation assembly is used to keep the first supporting member and the second supporting member at the same height;

[0014] The differential compensation assembly includes a first sensor and a second sensor. When the first sensor detects the first supporting member, it triggers the first drive motor to stop. When the second sensor detects the second supporting member, it triggers the first drive motor to start.

[0015] As described above, the printed circuit board machine, the second transport mechanism includes a belt, a rotating motor, a driving wheel that cooperates with the rotating motor, a front lower roller, a rear lower roller, an adjustment roller, a rear upper roller, and a front upper roller that are sequentially arranged along the rotation direction of the belt, the belt forms an upper straight section between the front upper roller and the rear upper roller, and the belt forms a lower straight section between the front lower roller and the rear lower roller.

[0016] In the printed circuit board machine as described above, an adjustment mechanism is provided between the frame and the adjustment roller, and the adjustment mechanism is used to adjust the distance between the adjustment roller and the rear upper roller so as to tension the belt.

[0017] In the printed circuit board machine as described above, the adjustment mechanism includes a slide groove provided on the frame, a sliding seat slidably matched with the slide groove, and a locking member for locking the relative position of the sliding seat and the slide groove, and the locking member is coaxial with the rotation axis of the adjustment roller.

[0018] In the printed circuit board machine as described above, the stopping assembly includes a stopping cylinder arranged between the two belts, and a stopping rod arranged on the output end of the stopping cylinder.

[0019] In the printed circuit board machine as described above, the lifting assembly includes lifting cylinders respectively arranged corresponding to the two belts, and a lifting rod arranged on the output end of the lifting cylinder.

[0020] As described above, in the printed circuit board machine, the first chain group includes an upper rotating shaft, upper gears respectively arranged at both ends of the upper rotating shaft and rotating synchronously, a lower rotating shaft, lower gears respectively arranged at both ends of the lower rotating shaft and rotating synchronously, and a transmission chain cooperating with the upper gear and the lower gear, and the two ends of the first supporting member are respectively connected to the two transmission chains.

[0021] In the printed circuit board machine as described above, the first sensor is arranged on the frame and is used to detect the first supporting member located directly below the lower gear in the horizontal direction.

[0022] In the printed circuit board machine as described above, the differential compensation component includes a distance sensor or a metal sensor.

[0023] The beneficial effects of this application are:

[0024] The utility model provides a printed circuit board machine, which uses a differential compensation component to make a first supporting member stop after reaching a predetermined position, wait for a second supporting member to also reach the predetermined position, and then move both simultaneously, thereby maintaining the same height position. When the circuit board is lifted, the circuit board can be kept horizontal to avoid tilting. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following briefly introduces the drawings required for describing the embodiments.

[0026] Figure 1 It is a structural schematic diagram of the utility model;

[0027] Figure 2 yes Figure 1 Left view of;

[0028] Figure 3 yes Figure 1 sectional view of . DETAILED DESCRIPTION

[0029] In order to make the technical problems, technical solutions and beneficial effects solved by the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0030] Printed circuit board machines, including

[0031] Rack 1;

[0032] A first transport mechanism 2, which is used to transport the circuit board;

[0033] A second transport mechanism 3, which is docked with the first transport mechanism 2;

[0034] a lifting mechanism 4, which is arranged corresponding to the second transport mechanism 3 to lift the circuit board on the second transport mechanism 3;

[0035] The lifting mechanism 4 includes a stopping component 41 for stopping the circuit board on the second transport mechanism 3, a lifting component 42 for lifting the stopped circuit board, a sprocket component 43 provided on both sides of the second transport mechanism 3 and used for transporting the lifted circuit board upward, and a differential compensation component 44;

[0036] The sprocket assembly 43 includes a first chain set 431, a first supporting member 432 disposed on the first chain set 431 and used to hold up the circuit board, and a first driving motor 433 used to drive the first chain set 431;

[0037] The sprocket assembly 43 further includes a second chain set 434, a second supporting member 435 disposed on the second chain set 434 and used to hold up the circuit board, and a second driving motor 436 used to drive the first chain set 431;

[0038] The differential compensation assembly 44 is used to keep the first supporting member 432 and the second supporting member 435 at the same height;

[0039] The differential compensation assembly 44 includes a first sensor 441 and a second sensor 442. When the first sensor 441 detects the first supporting member 432, it triggers the first driving motor 433 to stop. When the second sensor 442 detects the second supporting member 435, it triggers the first driving motor 433 to start.

[0040] The utility model provides a printed circuit board machine, which uses a differential compensation component to make a first supporting member stop after reaching a predetermined position, wait for a second supporting member to also reach the predetermined position, and then move both simultaneously, thereby maintaining the same height position. When the circuit board is lifted, the circuit board can be kept horizontal to avoid tilting.

[0041] Furthermore, as a preferred embodiment of the present scheme but not a limitation, the second transport mechanism 3 includes a belt 31, a rotating motor 32, a driving wheel 33 that cooperates with the rotating motor 32 for transmission, a front lower roller 34, a rear lower roller 35, an adjustment roller 36, a rear upper roller 37, and a front upper roller 38 that are sequentially arranged along the rotation direction of the belt 31, the belt 31 forms an upper straight section between the front upper roller 38 and the rear upper roller 37, and the belt 31 forms a lower straight section between the front lower roller 34 and the rear lower roller 35.

[0042] Further, as a preferred embodiment of the present invention but not limiting, an adjustment mechanism 39 is provided between the frame 1 and the adjustment roller 36, and the adjustment mechanism 39 is used to adjust the distance between the adjustment roller 36 and the rear upper roller 37 to tighten the belt 31. The belt can be effectively tightened to maintain stable transportation.

[0043] Further, as a preferred embodiment of the present solution but not limiting, the adjustment mechanism 39 includes a slide groove 391 provided on the frame 1, a sliding seat 392 slidably matched with the slide groove 391, and a locking member 393 for locking the relative position of the sliding seat 392 and the slide groove 391, and the locking member 393 is coaxial with the rotation axis of the adjustment roller 36. The locking member includes a bolt, which serves as a rotating shaft and is used for locking.

[0044] Further, as a preferred embodiment of the present invention but not limiting, the stop assembly 41 includes a stop cylinder 411 disposed between the two belts 31, and a stop rod 412 disposed on the output end of the stop cylinder 411. The stop rod positions the circuit board once.

[0045] Furthermore, as a preferred implementation of the present solution but not a limitation, the lifting assembly 42 includes lifting cylinders 421 respectively arranged corresponding to the two belts 31 , and a lifting rod 422 arranged on the output end of the lifting cylinder 421 .

[0046] Further, as a preferred embodiment of the present scheme but not a limitation, the first chain group 431 includes an upper rotating shaft 4311, upper gears 4312 respectively provided at both ends of the upper rotating shaft 4311 and rotating synchronously, a lower rotating shaft 4313, lower gears 4314 respectively provided at both ends of the lower rotating shaft 4313 and rotating synchronously, and a transmission chain 4315 cooperating with the upper gear 4312 and the lower gear 4314, and the two ends of the first supporting member 432 are respectively connected to the two transmission chains 4315.

[0047] Furthermore, as a preferred implementation of the present solution but not a limitation, the first sensor 441 is disposed on the frame 1 and is used to detect the first supporting member 432 located directly below the lower gear 4314 in the horizontal direction.

[0048] Further, as a preferred implementation of the present solution but not limiting, the differential compensation component 44 includes a distance sensor or a metal sensor.

[0049] The above description is only a preferred embodiment of the present application and is not intended to limit the scope of implementation of the present application. Other principles and basic structures that are the same or similar to those of the present application are within the protection scope of the present application.

Claims

1. Printed circuit board machine, characterized in that: include Rack (1); A first transport mechanism (2) for transporting a circuit board; A second transport mechanism (3) docked with the first transport mechanism (2); a lifting mechanism (4), which is arranged corresponding to the second transport mechanism (3) so as to lift the circuit board on the second transport mechanism (3); The lifting mechanism (4) comprises a stopping assembly (41) for stopping the circuit board on the second transport mechanism (3), a lifting assembly (42) for lifting the stopped circuit board, a sprocket assembly (43) provided on both sides of the second transport mechanism (3) and used for transporting the lifted circuit board upward, and a differential compensation assembly (44); The sprocket assembly (43) comprises a first chain set (431), a first supporting member (432) disposed on the first chain set (431) and used to support the circuit board, and a first driving motor (433) used to drive the first chain set (431); The sprocket assembly (43) further comprises a second chain set (434), a second supporting member (435) disposed on the second chain set (434) and used for supporting the circuit board, and a second driving motor (436) used for driving the first chain set (431); The differential compensation assembly (44) is used to keep the first supporting member (432) and the second supporting member (435) at the same height; The differential compensation component (44) comprises a first sensor (441) and a second sensor (442); when the first sensor (441) detects the first supporting member (432), the first driving motor (433) is triggered to stop; when the second sensor (442) detects the second supporting member (435), the first driving motor (433) is triggered to start.

2. The printed circuit board machine according to claim 1, characterized in that: The second transport mechanism (3) comprises a belt (31), a rotating motor (32), a driving wheel (33) drivingly matched with the rotating motor (32), a front lower roller (34), a rear lower roller (35), an adjusting roller (36), a rear upper roller (37), and a front upper roller (38) arranged in sequence along the rotating direction of the belt (31); the belt (31) forms an upper straight section between the front upper roller (38) and the rear upper roller (37); and the belt (31) forms a lower straight section between the front lower roller (34) and the rear lower roller (35).

3. The printed circuit board machine according to claim 2, characterized in that: An adjusting mechanism (39) is provided between the frame (1) and the adjusting roller (36), and the adjusting mechanism (39) is used to adjust the distance between the adjusting roller (36) and the rear upper roller (37) so as to tension the belt (31).

4. The printed circuit board machine according to claim 3, characterized in that: The adjusting mechanism (39) comprises a slide groove (391) provided on the frame (1), a sliding seat (392) slidably matched with the slide groove (391), and a locking member (393) for locking the relative position of the sliding seat (392) and the slide groove (391), wherein the locking member (393) is coaxial with the rotation axis of the adjusting roller (36).

5. The printed circuit board machine according to claim 2, characterized in that: The stop assembly (41) comprises a stop cylinder (411) arranged between the two belts (31), and a stop rod (412) arranged on the output end of the stop cylinder (411).

6. The printed circuit board machine according to claim 2, characterized in that: The lifting assembly (42) comprises lifting cylinders (421) respectively arranged corresponding to the two belts (31), and a lifting rod (422) arranged on the output end of the lifting cylinder (421).

7. The printed circuit board machine according to claim 2, characterized in that: The first chain group (431) includes an upper rotating shaft (4311), upper gears (4312) respectively arranged at both ends of the upper rotating shaft (4311) and rotating synchronously, a lower rotating shaft (4313), lower gears (4314) respectively arranged at both ends of the lower rotating shaft (4313) and rotating synchronously, and a transmission chain (4315) matched with the upper gear (4312) and the lower gear (4314), and the two ends of the first supporting member (432) are respectively connected to the two transmission chains (4315).

8. The printed circuit board machine according to claim 7, characterized in that: The first sensor (441) is arranged on the frame (1) and is used to detect the first supporting member (432) located directly below the lower gear (4314) in the horizontal direction.

9. The printed circuit board machine according to claim 1, characterized in that: The differential compensation component (44) includes a distance sensor or a metal sensor.

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