Flip machine

Abstract

The present invention discloses a panel turning machine, which belongs to the field of PCB manufacturing. By arranging a driven magnetic wheel on the roller of the transmission mechanism and an electromagnetic driving device, the driving magnetic wheel in the electromagnetic driving device drives the driven magnetic wheel of the transmission mechanism to rotate to realize the transmission of the panel, and there is no need to connect through wires, air pipes, etc., thus avoiding the problem of wire and air pipe entanglement during the panel turning process. Furthermore, the present application adds a component to the panel turning machine to ensure the flipping angle, so that the panel turning process can be accurately performed; further, the panel fixing device of the present application adopts two baffle devices, which are arranged on both sides of the transmission mechanism, and the panels are restricted by lifting and lowering baffles, which solves the problem that the existing panel turning machine adopts a pressure plate fixing method for thinner panels, which easily causes the panels to deform and affects the subsequent process accuracy.

Description

Technical Field

[0001] The invention relates to a board turning machine and belongs to the field of PCB manufacturing. Background Art

[0002] In the PCB manufacturing industry, many processes require double-sided processing, but only one side of the circuit board can be processed at a time in the production line. Therefore, a flipping machine is needed to flip the circuit board 180 degrees horizontally after processing one side in order to process the other side.

[0003] Patent CN101844702B discloses a flipping machine, which realizes reversal by driving the transmission component with a motor, and the motor and the transmission component are connected by a pipeline. Therefore, the following problems occur during flipping:

[0004] 1. It is easy for the air pipe and wire to be entangled, resulting in abnormal shutdown;

[0005] 2. The panel turning machine fixes the panels by a holding device. For thin panels, it is easy to cause deformation of the panels, affecting the subsequent process accuracy.

[0006] 3. It does not include the corresponding equipment to ensure the flip angle, so it cannot guarantee an accurate flip of 180 degrees. Summary of the invention

[0007] In order to solve at least one problem of the above-mentioned existing panel turning machines, the present invention provides a panel turning machine, which comprises: a frame, a transmission mechanism, an electromagnetic driving device, a rotation driving device and a panel fixing device;

[0008] Wherein, the transmission mechanism, the electromagnetic drive device and the rotation drive device are all installed on the frame, and the plate fixing device is installed on the transmission mechanism;

[0009] The transmission mechanism includes a transmission roller device, a fixed plate and a driven magnetic wheel. The transmission roller device includes an upper layer and a lower layer of transmission rollers. A driven magnetic wheel is installed on each layer of transmission rollers.

[0010] The electromagnetic drive device comprises an electromagnetic drive motor, an electromagnetic drive reducer and a drive magnetic wheel, wherein the drive magnetic wheel is mounted on the output shaft of the electromagnetic drive motor and corresponds to the driven magnetic wheel in the transmission mechanism;

[0011] The rotary drive device comprises a rotary drive motor, a rotary drive reducer and an electronic clutch; the output shaft of the rotary drive motor is connected to the transmission mechanism to control the transmission mechanism to realize the flip operation.

[0012] Optionally, the two driven magnetic wheels are respectively mounted on edge rollers of the upper and lower layers of transmission rollers and are not on the same side.

[0013] Optionally, the electromagnetic drive device also includes a pushing cylinder, a push rod and a support plate frame; the pushing cylinder is fixed on the frame, the push rod is connected to the lower side of the support plate frame, and the upper side of the support plate frame is fixedly connected to the electromagnetic drive reducer.

[0014] Optionally, the rotation driving device further comprises: a sensor disk, a laser sensor and a sensor bracket;

[0015] The induction disk is fixed on the driving shaft of the electronic clutch, and two linear openings are opened on the induction disk, and the two linear openings are parallel to the upper and lower transmission rollers;

[0016] Two laser sensors are arranged behind the two linear openings, and the laser sensors are fixed on the frame through sensor brackets.

[0017] Optionally, the plate fixing device is two baffle devices, and the two baffle devices are respectively installed on the upper and lower sides of the transmission mechanism;

[0018] Optionally, the baffle device includes a push cylinder, a slide rod, a slide block, a baffle and a support frame;

[0019] The push cylinder is fixed on the frame through the support frame;

[0020] At least two fixing pins are arranged on the baffle;

[0021] Two first sliding grooves are provided on the side of the slide bar and are parallel and inclined to the horizontal plane;

[0022] The slide block is fixed on the transmission mechanism and is provided with a second slide groove;

[0023] The push cylinder pushes the slide bar to move horizontally along the slide block, so that the baffle plate can move up and down along the inclined first slide groove on the slide bar.

[0024] Optionally, the baffle includes: a support rod and a baffle body;

[0025] The support rod and the baffle body are an integrated structure or fixedly connected;

[0026] The support rod is movably mounted on two hollow fixed frames, and the fixed frames are fixedly mounted on the transmission mechanism. ;

[0027] Optionally, the baffle device also includes two T-shaped slide grooves fixedly connected to both ends of the support rod, a spring group is arranged in the fixed frame, a T-shaped slider is arranged under the spring group, and the T-shaped slider is slidably connected to the T-shaped slide groove.

[0028] Optionally, the panel turning machine further includes an infeed sensor and an outfeed sensor, which are respectively installed at corresponding infeed and outfeed positions on the frame.

[0029] Optionally, the transmission roller is an integrated stainless steel roller with a surface roughness between 0.8 and 1.6 Ra, and rollers with different roughness are selected for different plates.

[0030] The beneficial effects of the present invention are:

[0031] Since the flipping machine needs to flip, the use of wires, air pipes, etc. to connect the motor and the transmission mechanism in the prior art is bound to cause the wires and air pipes to be entangled. The present application uses a magnetic wheel instead of the wire to achieve the connection between the motor and the transmission component, which solves the above problem; further, the present application adds a component to the flipping machine to ensure the flipping angle, so that the flipping process can be carried out accurately; further, the panel fixing device of the present application uses two baffle devices, which are arranged on both sides of the transmission mechanism, and limit the panels by raising and lowering the baffles, which solves the problem that the existing flipping machine uses a pressure plate to fix thinner panels, which easily causes the panels to deform and affects the accuracy of subsequent processes. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0033] Figure 1 It is a structural diagram of the entire panel turning machine in one embodiment of the present invention.

[0034] Figure 2 It is a structural diagram of the transmission mechanism of the flip machine in one embodiment of the present invention.

[0035] Figure 3 It is a structural diagram of the electromagnetic drive device of the flap machine in one embodiment of the present invention.

[0036] Figure 4 It is a structural diagram of a rotary drive device of a panel turning machine in one embodiment of the present invention.

[0037] Figure 5 It is a structural diagram of a baffle device of a flapper in one embodiment of the present invention.

[0038] Figure 6 It is a structural diagram of a baffle of a flapper in one embodiment of the present invention. DETAILED DESCRIPTION

[0039] In order to make the objectives, technical solutions and advantages of the present invention more clear, the embodiments of the present invention will be further described in detail below with reference to the accompanying drawings.

[0040] Embodiment 1:

[0041] This embodiment provides a panel turning machine. Figures 1 to 4 The panel turning machine comprises: a frame 1, a transmission mechanism 2, an electromagnetic driving device 3, a rotation driving device 4 and a panel fixing device 5;

[0042] The transmission mechanism 2, the electromagnetic drive device 3 and the rotation drive device 4 are all installed on the frame 1, and the plate fixing device 5 is installed on the transmission mechanism 2;

[0043] The transmission mechanism 2 comprises a transmission roller device 2.1, a fixed plate 2.2 and a driven magnetic wheel 2.5. The transmission roller device comprises an upper and lower transmission roller. Each layer of transmission roller is equipped with a driven magnetic wheel 2.5. The two driven magnetic wheels are respectively installed on the edge rollers of the upper and lower transmission rollers and are not on the same side.

[0044] The electromagnetic drive device 3 comprises an electromagnetic drive motor 3.1, an electromagnetic drive reducer 3.2 and a drive magnetic wheel 3.3, wherein the drive magnetic wheel 3.3 is mounted on the output shaft of the electromagnetic drive motor 3.1 and corresponds to the driven magnetic wheel 2.5 in the transmission mechanism 2;

[0045] The electromagnetic drive device 3 also includes a double-rod push cylinder 3.5, a push rod 3.6 and a support plate frame 3.4; the double-rod push cylinder 3.5 is fixed on the frame 1, the push rod 3.6 is connected to the lower side of the support plate frame 3.4, and the upper side of the support plate frame 3.4 is fixedly connected to the electromagnetic drive reducer 3.2.

[0046] The rotary drive device 4 comprises a rotary drive motor 4.1, a rotary drive reducer 4.2, an electronic clutch 4.3 and a support plate frame 4.4; the output shaft of the rotary drive motor 4.1 is connected to the transmission mechanism 2 for controlling the transmission mechanism 2 to realize the flipping operation.

[0047] The flipping machine provided in this embodiment is provided with a driven magnetic wheel on the roller of the transmission mechanism, and an electromagnetic driving device is provided. The driving magnetic wheel in the electromagnetic driving device drives the driven magnetic wheel of the transmission mechanism to rotate to realize the transmission of the plate. There is no need for connection through wires, air pipes, etc., thus avoiding the problem of wire and air pipe entanglement during the flipping process.

[0048] Embodiment 2

[0049] This embodiment provides a panel turning machine, such as Figure 1 As shown, the panel turning machine comprises: a frame 1, a transmission mechanism 2, an electromagnetic drive device 3, a rotation drive device 4, a panel fixing device 5, an infeed sensor 6 and an outfeed sensor (the outfeed sensor is not shown in the figure);

[0050] Among them, the transmission mechanism 2, the electromagnetic drive device 3 and the rotation drive device 4 are all installed on the frame 1, the plate fixing device 5 is installed on the transmission mechanism 2, the plate fixing device 5 is two baffle devices, and the two baffle devices are respectively installed on the upper and lower sides of the transmission mechanism, that is, one is installed on each of the upper and lower sides of the transmission mechanism 2; the feed sensor 6 and the discharge sensor are respectively installed at the corresponding feed and discharge positions on the frame 1.

[0051] like Figure 2 As shown, the transmission mechanism 2 includes a transmission roller device 2.1, a fixed plate 2.2 and a driven magnetic wheel 2.5;

[0052] The transmission roller device 2.1 comprises an upper transmission roller and a lower transmission roller, a sprocket 2.3, a chain 2.4 and a chain tensioning wheel 2.6;

[0053] The fixing plates 2.2 at both ends of the transmission roller device 2.1 can be divided into three parts: upper, middle and lower, and are used to fix the upper and lower layers of transmission rollers, which is convenient for installation and disassembly.

[0054] The transmission roller adopts an integrated stainless steel roller with a surface roughness between 0.8 and 1.6Ra. Rollers with different roughness are selected for different process panels.

[0055] A set of sprockets 2.3 are respectively arranged on one side (not the same side) of the two layers of transmission rollers, and each set of sprockets is driven by a chain 2.4 to ensure that the rotation speed and direction of each transmission roller of the upper and lower layers are consistent during the entire PCB board transmission process, thereby reducing the speed difference between the rollers; the chain tensioner 2.6 is used to adjust the tightness of the chain 2.4.

[0056] At one end of the transmission roller close to the electromagnetic drive device 3, a driven magnetic wheel 2.5 is installed on each edge roller of the two layers of transmission rollers, wherein the upper driven magnetic wheel 2.5 is installed on the rightmost roller of the upper transmission roller, and the lower driven magnetic wheel 2.5 is installed on the leftmost roller of the lower transmission roller, respectively corresponding to the driving magnetic wheel 3.3 of the electromagnetic drive device 3 before and after flipping.

[0057] like Figure 3 As shown, the electromagnetic drive device 3 includes an electromagnetic drive motor 3.1, an electromagnetic drive reducer 3.2 and a drive magnetic wheel 3.3. The drive magnetic wheel 3.3 is installed on the output shaft of the electromagnetic drive motor 3.1 and corresponds to the driven magnetic wheel 2.5 on the edge roller of the lower transmission roller in the transmission mechanism 2.

[0058] The electromagnetic drive device 3 also includes a support plate frame 3.4, a double-rod cylinder 3.5 and a push rod 3.6; the double-rod cylinder 3.5 is fixed on the frame 1, the push rod 3.6 is connected to the lower side of the support plate frame 3.4, and the upper side of the support plate frame 3.4 is fixedly connected to the electromagnetic drive reducer 3.2.

[0059] like Figure 4 As shown, the rotary drive device 4 includes a rotary drive motor 4.1, a rotary drive reducer 4.2, an electronic clutch 4.3 and a support plate frame 4.4; the output shaft of the rotary drive motor 4.1 is connected to the transmission mechanism 2 for controlling the transmission mechanism 2 to realize the flipping operation.

[0060] The rotary drive device 4 further comprises a sensor disk 4.5, a laser sensor 4.7 and a sensor bracket 4.8; the sensor disk 4.5 is fixed on the driving shaft of the electronic clutch 4.3, and two linear openings 4.6 are formed on the sensor disk 4.5, and the two linear openings 4.6 are parallel to the upper and lower transmission rollers;

[0061] Two laser sensors 4.7 are arranged behind the two linear openings 4.6, and the laser sensors 4.7 are fixed on the frame 1 through sensor brackets 4.8.

[0062] like Figure 5 As shown, the baffle device includes a pushing cylinder 5.2, a push rod 5.3, a connecting block 5.4, an L-shaped slide bar 5.5, a slider 5.8 and a baffle 5.10; the pushing cylinder 5.2 is fixed to the frame 1 through a support frame 5.1; the connecting block 5.4 is fixedly connected to the L-shaped slide bar; two fixing pins 5.10.3 are arranged on the baffle 5.10; two first sliding grooves 5.7 which are parallel and inclined (45°) to the horizontal plane are arranged on the side of the L-shaped slide bar 5.5, corresponding to the fixing pins 5.10.3 of the baffle 5.10; the slider 5.8 is fixed to the transmission mechanism 2 and is provided with a second sliding groove, and the pushing cylinder 5.2 works, and the pushing rod 5.3 pushes the connecting block 5.4 to make the L-shaped slide bar 5.5 move horizontally along the slider 5.8, so that the baffle 5.10 can move up and down along the inclined first sliding groove 5.7 on the L-shaped slide bar 5.5.

[0063] like Figure 6 As shown, the baffle 5.10 includes a support rod 5.10.1, a baffle body 5.10.2 and a fixing pin 5.10.3, and the support rod 5.10.1 and the baffle body 5.10.2 are an integral structure or fixedly connected; the support rod 5.10.1 is movably mounted on two hollow fixing frames 5.6, and the fixing frames 5.6 are fixedly mounted on the transmission mechanism 2.

[0064] The plate fixing device 5 also includes two T-shaped slide grooves fixedly connected to the two ends of the support rod 5.10.1. A spring group is arranged in the fixing frame 5.6, and a T-shaped slider is arranged below the spring group. The T-shaped slider is slidably connected with the T-shaped slide groove.

[0065] The panel turning operation using the panel turning machine includes the following steps:

[0066] 1. The feed sensor 6 detects the PCB board conveyed from the front end;

[0067] 2. The baffle device works, pushing the push rod 5.3 of the cylinder 5.2 to push the connecting block 5.4, driving the L-shaped slide bar 5.5 to move horizontally along the second slide groove of the slider 5.8, so that the baffle 5.10 rises along the inclined first slide groove 5.7 on the L-shaped slide bar 5.5;

[0068] 3. The electromagnetic drive device 3 works, the electromagnetic drive motor 3.1 drives the driving magnetic wheel 3.3 to rotate, and the driving magnetic wheel 3.3 drives the driven magnetic wheel 2.5 of the transmission mechanism 2 to rotate, thereby driving the transmission roller 2.1 to rotate, and continue to transport the PCB board;

[0069] Alternatively, a double-rod cylinder 3.5 is used. When the electromagnetic drive device 3 is working, the push rod 3.6 of the double-rod cylinder 3.5 pushes the support plate frame 3.4, driving the driving magnetic wheel 3.3 to approach the driven magnetic wheel 2.5, so that the driven magnetic wheel 2.5 rotates, thereby driving the transmission roller to rotate and continue to transport the PCB board. In this process, the electromagnetic drive motor 3.1 of the electromagnetic drive device 3 is continuously operating;

[0070] 4. The outfeed sensor detects the PCB board;

[0071] 5. The electromagnetic drive device 3 stops working;

[0072] 6. The baffle device stops working and resets. At this time, the PCB board is blocked between the two baffles 5.10;

[0073] 7. The rotation drive device 4 works to turn the transmission mechanism 2 over. During the turning process, when both laser sensors 4.7 sense the linear opening 4.6, it means that the transmission mechanism 2 has rotated 180°.

[0074] 8. The rotary drive device 4 stops working;

[0075] 9. The baffle device works to raise the baffle 5.10;

[0076] 10. The electromagnetic drive device 3 works to continue to transport the PCB board;

[0077] 11. The discharge sensor cannot detect the PCB board, and the electromagnetic drive device 3 stops working;

[0078] 12. Continue with the next round of flipping operation.

[0079] The panel flipping machine provided in this embodiment is provided with a driven magnetic wheel on the roller of the transmission mechanism, and an electromagnetic driving device is provided. The driving magnetic wheel in the electromagnetic driving device drives the driven magnetic wheel of the transmission mechanism to rotate to realize the transmission of the plate. There is no need to connect through wires, air pipes, etc., thus avoiding the problem of wire and air pipe entanglement during the panel flipping process. Furthermore, the panel flipping machine provided in this embodiment is provided with a component to ensure the flipping angle, so that the panel flipping process can be accurately performed; further, the panel fixing device in the panel flipping machine provided in this embodiment adopts two baffle devices, which are arranged on both sides of the transmission mechanism, and the panels are restricted by lifting and lowering baffles, which solves the problem that the existing panel flipping machine adopts a pressure plate fixing method for thinner panels, which easily causes the panels to deform and affects the subsequent process accuracy.

[0080] Some steps in the embodiments of the present invention may be implemented using software, and the corresponding software program may be stored in a readable storage medium, such as a CD or a hard disk.

[0081] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A panel turning machine, characterized in that: The panel turning machine comprises a frame, a transmission mechanism, an electromagnetic driving device, a rotation driving device and a panel fixing device; Wherein, the transmission mechanism, the electromagnetic drive device and the rotation drive device are all installed on the frame, and the plate fixing device is installed on the transmission mechanism; The transmission mechanism includes a transmission roller device, a fixed plate and a driven magnetic wheel. The transmission roller device includes an upper and lower transmission roller. Each layer of transmission roller is equipped with a driven magnetic wheel. The fixed plate includes three pieces, namely, an upper plate, a middle plate and a lower plate, for fixing the upper and lower transmission rollers. The electromagnetic drive device comprises an electromagnetic drive motor, an electromagnetic drive reducer and a drive magnetic wheel, wherein the drive magnetic wheel is mounted on the output shaft of the electromagnetic drive motor and corresponds to the driven magnetic wheel in the transmission mechanism; The rotary drive device comprises a rotary drive motor, a rotary drive reducer and an electronic clutch; the output shaft of the rotary drive motor is connected to the transmission mechanism to control the transmission mechanism to realize the flap operation; The two driven magnetic wheels are respectively mounted on the edge rollers of the upper and lower transmission rollers and are not on the same side; The plate fixing device is two baffle devices, and the two baffle devices are respectively installed on the upper and lower sides of the transmission mechanism; The rotary drive device further comprises: a sensor disk, a laser sensor and a sensor bracket; The induction disk is fixed on the driving shaft of the electronic clutch, and two linear openings are opened on the induction disk, and the two linear openings are parallel to the upper and lower transmission rollers; Two laser sensors are arranged behind the two linear openings, and the laser sensors are fixed on the frame through sensor brackets; The baffle device comprises a pushing cylinder, a sliding rod, a sliding block, a baffle and a supporting frame; The push cylinder is fixed on the frame through the support frame; At least two fixing pins are arranged on the baffle; Two first sliding grooves are provided on the side of the slide bar, which are parallel and inclined to the horizontal plane and correspond to the fixing pins of the baffle plate; The slide block is fixed on the transmission mechanism and is provided with a second slide groove; The push cylinder pushes the slide bar to move horizontally along the slide block, so that the baffle plate can move up and down along the inclined first slide groove on the slide bar.

2. The panel turning machine according to claim 1, characterized in that: The electromagnetic drive device also includes a pushing cylinder, a push rod and a support plate frame; the pushing cylinder is fixed on the frame, the push rod is connected to the lower side of the support plate frame, and the upper side of the support plate frame is fixedly connected to the electromagnetic drive reducer.

3. The panel turning machine according to claim 1, characterized in that: The baffle comprises: a support rod and a baffle body; The support rod and the baffle body are an integrated structure or fixedly connected; The support rod is movably mounted on two hollow fixing frames, and the fixing frames are fixedly mounted on the transmission mechanism.

4. The panel turning machine according to claim 3, characterized in that: The baffle device also includes two T-shaped slide grooves fixedly connected to the two ends of the support rod. A spring group is arranged in the fixing frame, and a T-shaped slider is arranged below the spring group. The T-shaped slider is slidably connected to the T-shaped slide groove.

5. The panel turning machine according to any one of claims 1 to 4, characterized in that: The panel turning machine also includes a material inlet sensor and a material outlet sensor, which are respectively installed at corresponding material inlet and material outlet positions on the frame.

6. The panel turning machine according to claim 5, characterized in that: The transmission roller is an integrated stainless steel roller with a surface roughness between Ra0.8 and Ra1.

6. Rollers with different roughness are selected for different plates.

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