PCB transfer equipment

Abstract

The utility model relates to the technical field of PCB (Printed Circuit Board) production, in particular to PCB transfer equipment, which comprises a base, a lifting frame, a transfer mechanism for transferring a PCB and an adjusting mechanism for controlling the lifting of the transfer mechanism, the adjusting mechanism comprises a motor, a supporting frame is fixedly installed on an output shaft of the motor, a half gear ring is fixedly installed on the supporting frame, the half gear ring is meshed with a first gear and a second gear, the second gear is fixedly installed on a sliding rod, and the sliding rod is rotatably installed on the lifting frame. The synchronous belt drives the transfer part to move, the sliding rod rotates forwards to enable the transfer mechanism to descend, the transfer part adsorbs and fixes the PCBs, the steel coil belt drives the sliding rod to rotate reversely to enable the transfer mechanism to ascend, the synchronous belt conveniently drives the transfer part to move, the transfer parts can be recycled, the PCBs are continuously transferred through the transfer parts, and the transfer efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of PCB board production, and specifically relates to a PCB transfer equipment. BACKGROUND

[0002] PCB circuit board, also known as printed circuit board, is the provider of electrical connection of electronic components, and the main advantage of adopting the circuit board is that wiring and assembly errors are greatly reduced, and automation level and production labor rate are improved; in the production process, the PCB board needs to be transferred between devices according to production process requirements, and the traditional transfer mode is to manually take the board from the previous process device and place it on the next process device, so that the production efficiency is low and manual transfer has the risk of misoperation.

[0003] In the prior art, for example, the utility model discloses a PCB board transfer device in patent announcement No. CN220744543U, which comprises a guide shaft support seat, a fixed shaft is connected to the guide shaft support seat, a linear module is fixedly connected to the fixed shaft, a sliding block connecting plate is slidably connected to the linear module, a cylinder seat and a guide rail are fixedly connected to the sliding block connecting plate, a guide rail seat is slidably connected to the guide rail, a cylinder is fixedly connected to the cylinder seat, the cylinder is connected with the guide rail seat, a rotating assembly is fixedly connected to the guide rail seat, and a clamping assembly is connected to the rotating assembly. The utility model utilizes the rotary cylinder to drive the PCB board to rotate by 90 degrees, facilitates angle adjustment of the PCB board for some processes, realizes automatic transfer of the PCB board, improves production efficiency, and ensures the stability of clamping.

[0004] The gripper in the transfer equipment can only clamp one PCB board at a time, and after grabbing, the gripper needs to be used again to grab the PCB board after the transfer is completed, so that the transfer efficiency is low.

[0005] Therefore, it is necessary to provide a new technical scheme to overcome the above defects. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a PCB transfer equipment which can effectively solve the above technical problems.

[0007] In order to achieve the purpose of the utility model, the following technical scheme is adopted: a PCB transfer equipment, comprising: a base, a lifting frame, a transfer mechanism for transferring a PCB board, and an adjusting mechanism for controlling the lifting of the transfer mechanism;

[0008] The adjusting mechanism comprises: a motor, a support frame fixedly installed on the output shaft of the motor, a half tooth ring fixedly installed on the support frame, the half tooth ring is respectively engaged with a first gear and a second gear, the second gear is fixedly installed on a sliding rod, and the sliding rod is rotatably installed on the lifting frame.

[0009] Further, the transfer mechanism comprises a transmission rod sliding through the first gear, a toothed belt wheel is fixedly installed on the transmission rod, the toothed belt wheel is engaged with the inner side of a synchronous belt, and the transfer piece is installed on the synchronous belt.

[0010] Further, the sliding rod is provided with threads, and a lifting block is threadedly installed on the threaded portion of the sliding rod.

[0011] Further, the sliding rod is fixedly connected with a steel coil belt, and the steel coil belt is fixedly connected with the lifting frame.

[0012] Compared with the prior art, the PCB transfer equipment has the following beneficial effects: the synchronous belt drives the transfer piece to move, the sliding rod is positively rotated to make the transfer mechanism descend, the transfer piece is adsorbed and fixed to the PCB board, the steel coil belt drives the sliding rod to be reversely rotated, the transfer mechanism is ascended, the synchronous belt drives the transfer piece to move, the plurality of transfer pieces can be cyclically used, the PCB board is continuously transferred through the transfer piece, and the transfer efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] The drawings are used to provide a further understanding of the present application, and constitute a part of the specification, are used to explain the present application together with embodiments of the present application, and do not constitute a limitation on the present application.

[0014] Figure 1 It is a structural schematic view of the PCB transfer equipment.

[0015] Figure 2 It is a structural schematic view of the transfer mechanism in the present application.

[0016] Figure 3 It is a structural schematic view of the transfer piece in the present application.

[0017] Figure 4 It is a structural schematic view of the adjusting mechanism in the present application.

[0018] In the figure: 1, base; 2, electric push rod; 3, lifting block; 4, supporting plate; 5, lifting frame; 6, transfer mechanism; 7, adjusting mechanism; 61, transmission rod; 62, toothed belt wheel; 63, synchronous belt; 64, driven rod; 65, transfer piece; 651, mounting frame; 652, negative pressure pump; 653, suction disc seat; 654, flexible suction disc; 71, motor; 72, supporting frame; 73, half-toothed ring; 74, first gear; 75, second gear; 76, steel coil belt; 77, sliding rod; 78, fixed plate. DETAILED DESCRIPTION

[0019] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below. Obviously, the described embodiments are some embodiments of this utility model, but not all embodiments.

[0020] In the description of this utility model, it should be understood that the terms "center," "lateral," "longitudinal," "front," "rear," "left," "right," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," and "outer," etc., indicating orientation or positional relationships, are based on the orientation or positional relationships shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation on the scope of protection of this utility model. When a mechanism is referred to as being "fixed to" another mechanism, it can be directly on the other mechanism or there may be an intervening mechanism. When a mechanism is considered to be "connected" to another mechanism, it can be directly connected to the other mechanism or there may be an intervening mechanism at the same time. When a mechanism is considered to be "set on" another mechanism, it can be directly set on the other mechanism or there may be an intervening mechanism at the same time. The terms "vertical," "horizontal," "left," "right," and similar expressions used herein are for illustrative purposes only.

[0021] like Figures 1 to 4 As shown, this utility model discloses a PCB transfer device, including: a base 1, a lifting frame 5, a transfer mechanism 6 for transferring PCB boards, and an adjustment mechanism 7 for controlling the lifting of the transfer mechanism 6.

[0022] An electric push rod 2 is fixedly installed on the base 1, and a lifting frame 5 is fixedly installed on the top of the electric push rod 2; a lifting block 3 is slidably installed on the push rod of the electric push rod 2, and a support plate 4 is symmetrically fixedly installed on the lifting block 3.

[0023] The adjusting mechanism 7 comprises: a motor 71 fixedly installed on the lifting frame 5; a support frame 72 fixedly installed on the output shaft of the motor 71; a half-toothed ring 73 fixedly installed on the support frame 72, the half-toothed ring 73 being engaged with a first gear 74 and a second gear 75 respectively, the first gear 74 and the second gear 75 being located on the two sides of the support frame 72 respectively; the number of teeth on the half-toothed ring 73 is the same as that on the first gear 74, and the number of teeth on the half-toothed ring 73 is twice that on the second gear 75; when the half-toothed ring 73 rotates one round, the first gear 74 rotates one round, and the second gear 75 rotates two rounds; the first gear 74 is rotatably installed on the lifting frame 5, the second gear 75 is fixedly installed on a sliding rod 77, and the sliding rod 77 is rotatably installed on the lifting frame 5; the sliding rod 77 slides through a fixed plate 78, the fixed plate 78 being fixedly installed on the upper end of the side of the sliding seat of the electric push rod 2; the sliding rod 77 is provided with threads, and a lifting block 3 is threadedly installed on the threaded part of the sliding rod 77; the sliding rod 77 is fixedly connected with a steel roll belt 76, and the steel roll belt 76 is fixedly connected with the lifting frame 5, so that the steel roll belt 76 is wound on the sliding rod 77 and supported by the lifting frame 5, thereby avoiding the downward deviation of the steel roll belt 76; when the sliding rod 77 rotates forward, the steel roll belt 76 absorbs energy and winds up, when the sliding rod 77 stops rotating forward, the steel roll belt 76 releases energy and unwinds, and when the steel roll belt 76 unwinds, the sliding rod 77 reverses.

[0024] The transferring mechanism 6 comprises: a transmission rod 61 sliding through the first gear 74, the transmission rod 61 being rotatably installed on the support plate 4 and sliding through the lifting frame 5; a toothed belt wheel 62 fixedly installed on the transmission rod 61, the toothed belt wheel 62 being engaged with the inner side of a synchronous belt 63, the other end of the inner side of the synchronous belt 63 being engaged with another toothed belt wheel 62, and the other toothed belt wheel 62 being fixedly installed on a driven rod 64, the driven rod 64 being rotatably installed on the support plate 4; the synchronous belt 63 being movably installed on the two toothed belt wheels 62, so as to avoid the synchronous belt 63 from sliding downward due to its own weight; and a transferring piece 65 being installed on the synchronous belt 63.

[0025] The transferring piece 65 is composed of mounting frames 651 uniformly fixedly installed on the synchronous belt 63, a negative pressure pump 652 fixedly installed on the mounting frames 651, a suction disc seat 653 fixedly connected with the air suction port of the negative pressure pump 652, and flexible suction discs 654 uniformly fixedly installed on the suction disc seat 653; the length of the synchronous belt 63 between two adjacent mounting frames 651 is the same as the circumference of the toothed belt wheel 62, and when the toothed belt wheel 62 rotates one round, one mounting frame 651 on the synchronous belt 63 moves to the position of the previous moving rod.

[0026] The transport mechanism 6 is lowered by the forward rotation of the sliding rod 77, the transport piece 65 adsorbs and fixes the PCB board, the steel coil belt 76 is loosened and drives the sliding rod 77 to reverse, the transport mechanism 6 is lifted, the transport piece 65 is moved by the synchronous belt 63, and the plurality of transport pieces 65 can be recycled, the PCB board is continuously transported by the transport piece 65, and the transport efficiency is improved; in the rotating process of the half-toothed ring 73, the half-toothed ring 73 first drives the second gear 75 to rotate, the second gear 75 drives the sliding rod 77 to rotate forward, the lifting block 3 is lowered, the supporting plate 4 is lowered, the transport mechanism 6 is lowered, the transport piece 65 in the transport mechanism 6 contacts the PCB board, the negative pressure pump 652 creates a negative pressure environment in the suction cup seat 653, the flexible suction cup 654 can adsorb and fix the PCB board, and the sliding rod 77 also winds the steel coil belt 76, and the steel coil belt 76 is tightened.

[0027] When the half-toothed ring 73 drives the first gear 74 to rotate, the first gear 74 drives the transmission rod 61 to rotate, the transmission rod 61 drives the toothed belt wheel 62 to rotate, the toothed belt wheel 62 drives the synchronous belt 63 to run, the transport piece 65 drives the PCB board to move, and the steel coil belt 76 is loosened and drives the sliding rod 77 to reverse, and then the transport mechanism 6 is lifted.

[0028] The PCB board is at different positions on the synchronous belt 63 and has different angles when being adsorbed, the transport piece 65 moves to the position of the other end of the synchronous belt 63, the PCB board rotates 180°, the transport piece 65 moves to the position of the two sides of the synchronous belt 63, and the PCB board rotates 90°, and the position of unloading can be selected according to the angle of the PCB board.

[0029] Working principle:

[0030] According to the height of the loading position and the unloading position, the height of the transport mechanism 6 and the adjusting mechanism 7 is adjusted through the electric push rod 2, so that the transport mechanism 6 can take away and place the PCB board after being lowered; the output shaft of the motor 71 drives the supporting frame 72 to rotate, and the supporting frame 72 drives the half-toothed ring 73 to rotate; when the half-toothed ring 73 rotates one circle, the half-toothed ring 73 first drives the second gear 75 to rotate, and then drives the first gear 74 to rotate, the steel coil belt 76 absorbs energy and is wound when the second gear 75 drives the sliding rod 77 to rotate forward, and the lifting block 3 drives the transport mechanism 6 to descend, the PCB board is adsorbed and taken away by the transport piece 65, and the PCB board is placed at the unloading position, when the half-toothed ring 73 and the second gear 75 are disengaged, the steel coil belt 76 releases energy and is loosened, the sliding rod 77 is reversed when the steel coil belt 76 is loosened, the transport mechanism 6 is lifted and reset; then the synchronous belt 63 runs, and one mounting frame 651 on the synchronous belt 63 moves to the position of the previous moving rod; the PCB board is continuously transported, and the synchronous belt 63 and the lifting block 3 automatically work intermittently, the transport efficiency and practicability of the device are improved.

[0031] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here, and the contents not described in detail in the description belong to the prior art known to the person skilled in the art.

[0032] It should be understood that the above description can be improved or changed by those skilled in the art, and all these improvements and changes shall belong to the protection scope of the appended claims of the utility model.

Claims

1. A PCB transfer device, characterized in that, include: Base (1), lifting frame (5), transfer mechanism for transferring PCB board (6), adjustment mechanism for controlling the lifting of transfer mechanism (6) (7); The adjustment mechanism includes: a motor (71), a support frame (72) fixedly mounted on the output shaft of the motor (71), a half gear ring (73) fixedly mounted on the support frame (72), the half gear ring (73) meshing with a first gear (74) and a second gear (75) respectively, the second gear (75) being fixedly mounted on a sliding rod (77), and the sliding rod (77) being rotatably mounted on the lifting frame (5).

2. The PCB transfer device as described in claim 1, characterized in that, The transfer mechanism (6) includes: a transmission rod (61) that slides through the first gear (74), a toothed pulley (62) fixedly mounted on the transmission rod (61), the toothed pulley (62) meshing with the inner side of the synchronous belt (63), and a transfer component (65) mounted on the synchronous belt (63).

3. The PCB transfer device as described in claim 1, characterized in that, The sliding rod (77) is threaded, and a lifting block (3) is threadedly installed on the threaded portion of the sliding rod (77).

4. The PCB transfer device as described in claim 1, characterized in that, A steel coil (76) is fixedly connected to the sliding rod (77), and the steel coil (76) is fixedly connected to the lifting frame (5).

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