CN203975998U - Automatic Feeding Machine - Google Patents

Abstract

The utility model discloses an automatic feeding machine. The automatic feeder comprises a conveying device capable of moving in the horizontal direction and at least one suction plate device capable of moving in the vertical direction, wherein the conveying device conveys a substrate to a preset position in the horizontal direction, and the suction plate device moves in the vertical direction so as to adsorb the substrate from the preset position and convey the substrate to a specified position for subsequent process treatment. Through above-mentioned embodiment, can carry out automatic material loading, efficient, maintain the convenience, and can avoid the base plate fold.

Description

Automatic Feeding Machine

technical field

The utility model relates to an automatic feeding machine.

Background technique

The current electronics manufacturing industry is still showing a steady growth trend. The market demand for printed circuit boards (hereinafter referred to as PCB boards) is still quite strong with the wide use of various electronic products. Boards with different processes, layers, and thicknesses are in the market. The market is shining brightly, and equipment of different types and structures are constantly being introduced, and at the same time, there are higher and higher requirements for the output and quality of board making.

At present, when making PCB soft boards and hard boards, the traditional manual loading method is more commonly used in the industry. This manual method is extremely inconvenient. For example, when making soft boards, the upper board needs to use a special frame to fix the soft board. The production of the frame is relatively complicated and the weight is relatively large, which causes a large workload for the operator, and subsequent maintenance is also troublesome. The process of fixing the soft board is also very time-consuming, and a little carelessness will cause the soft board to wrinkle; For hard boards, there are also inevitable problems of folding boards and slow feeding.

Utility model content

The utility model provides an automatic feeding machine for solving the above-mentioned technical problems, which can carry out automatic feeding, has high efficiency, is convenient for maintenance, and can avoid wrinkles of the substrate.

In order to solve the above technical problems, the utility model provides an automatic feeding machine, comprising: a conveying device that can move in the horizontal direction and at least one suction plate device that can move in the vertical direction, wherein the conveying device is The substrate is transported to a predetermined position in the horizontal direction, and the suction plate device moves in the vertical direction to absorb the substrate from the predetermined position and transport it to a designated position for subsequent processing.

Further, the conveying device includes a motor and a plurality of circular rollers arranged in parallel at intervals, and the motor drives each of the rollers to rotate synchronously.

Further, the automatic loading machine includes a baffle lifting sensor and a baffle device, and the baffle device includes a cylinder and a baffle connected to the piston rod of the cylinder and can be lifted in the vertical direction, wherein the The baffle plate is arranged parallel to the row roller, and the lift sensor is set between the baffle plate and the starting point of the transmission path of the substrate, so that when the lift sensor detects the substrate, the cylinder of the baffle plate device extends Pushing up the baffle of the baffle device to prevent the substrate from continuing to be transported.

Further, the automatic feeding machine includes a centering clapper device, and the centering clapper device includes two clappers on the left and right, and the clappers are respectively arranged on both sides of the row roller. When the baffle plate blocks the substrate The clappers on the left and right move towards the middle synchronously to enclose the substrate at the predetermined position, at the same time, the motor of the conveying device stops working, and the clappers return to their original positions.

Further, the suction plate device includes slide rails standing on both sides of the row roller, a crossbeam slidably connected with the slide rails, suction cups arranged on the crossbeam, and arranged on both sides of the crossbeam through the piston rod. Two groups of air cylinders respectively connected to the beam, the edge of the suction cup is provided with a plate sensor, when the plate sensor detects that there is a substrate at the predetermined position, the cylinder of the suction plate device shrinks to drive the The beam moves downward on the slide rail so that the suction cup absorbs the substrate.

Further, the suction plate device also includes a cylinder, a rotating arm, a rotating shaft and a rotating cylinder, one end of the cylinder of the suction cup device is connected to the suction cup, the other end is connected to one end of the rotating arm, and the rotating arm is One end is connected to one end of the rotating shaft, and the piston rod of the rotating cylinder is connected to the other end of the rotating shaft. The telescoping motion of the rotating cylinder drives the rotating shaft to rotate, and then drives the rotating arm to rotate to drive the rotating shaft. The suction cup rotates within a certain angle range.

Further, the automatic feeding machine includes a vacuum switching device and a blower, a plurality of air holes are evenly distributed on the suction cup, the air outlet of the blower is connected with the suction cup through a pipeline, and the vacuum switching device is arranged on the suction cup. Between the air outlet of the blower and the suction cup, when the plate sensor detects that there is a substrate at the predetermined position, the vacuum switching device controls the start of the blower so that the suction holes of the suction cup generate airflow and then absorb the substrate.

Further, the automatic feeding machine includes a frame supporting the conveying device and the suction plate device, and also includes a counterweight device, the counterweight device includes a pulley, a belt and a counterweight, and the pulley is fixed on On the frame, the belt is guided by the pulley, one end of the belt is connected to the beam, and the other end is connected to the counterweight, wherein the position of the pulley is always higher than that of the beam Location.

Further, the conveying device is divided into two independent sections, the suction plate device includes two, and each of the suction plate devices corresponds to one section of the conveying device.

Further, the conveying device is provided with a board entry detection sensor and an electric control system, and when the board entry detection sensor detects that a substrate enters, the electric control system controls the conveying device to move the substrate in the horizontal direction. transporting to a predetermined position, and controlling the suction plate device to move in the vertical direction so as to absorb the substrate from the predetermined position and transport it to a designated position for subsequent processing.

The automatic feeding machine of the utility model is provided with a conveying device and a suction plate device, the conveying device transports the substrate to a predetermined position in the horizontal direction, and the suction plate device absorbs the substrate from the predetermined position and transports it to a designated position for subsequent process processing, That is, automatic feeding is realized, which saves manpower and time, has high efficiency, is convenient for maintenance, and can also avoid wrinkles of the substrate.

Description of drawings

Fig. 1 is a side perspective view of an embodiment of the automatic feeding machine of the present invention.

Fig. 2 is a top view of the conveying surface of the conveying device in the automatic feeder shown in Fig. 1 .

Fig. 3 is a front perspective view of the automatic feeding machine shown in Fig. 1 .

Fig. 4 is a schematic structural view of the clapper device in the automatic feeder shown in Fig. 1 .

Fig. 5 is a side view of the conveying device in the automatic feeding machine shown in Fig. 1 .

Fig. 6 is a state diagram of the suction plate device in the automatic feeding machine shown in Fig. 1 .

Fig. 7 is another state diagram of the suction board device in the automatic feeding machine shown in Fig. 1 .

Detailed ways

The utility model will be described in detail below in conjunction with the accompanying drawings and embodiments.

Referring to Fig. 1, the automatic feeding machine of the embodiment of the utility model includes: a conveying device movable in the horizontal direction and at least one suction plate device movable in the vertical direction, wherein the conveying device 4 is in the horizontal direction The substrate is transported to a predetermined position, and the suction plate device moves in the vertical direction to absorb the substrate from the predetermined position and transport it to a designated position for subsequent processing.

Specifically, the conveying device 4 includes a motor 41 and a plurality of circular row rollers 42 arranged in parallel at intervals, and the motor 41 drives each row roller 42 to rotate synchronously.

Further, the automatic loading machine also includes a baffle lifting sensor 20 and a baffle device, and the baffle device includes a cylinder 5 and a baffle 6 connected with the piston rod of the cylinder 5 and can be lifted in the vertical direction. Wherein, the baffle plate 6 is arranged parallel to the row roller 42, and the lift sensor 20 is set between the baffle plate 6 and the starting point of the substrate transmission path. Specifically, when the lift sensor 20 detects the substrate, the cylinder 5 of the baffle plate device extends out The baffle plate 6 of the baffle plate device is lifted up to block the substrate from continuing to be transported.

Further, referring to Fig. 2 and Fig. 4, the automatic feeder includes a centering clapper device 3, and the centering clapper device 3 includes two left and right clappers 19 and a motor 190 respectively connected to the clapper 19 through a synchronous belt 191, and the clapper 19 They are arranged on both sides of the row roller 42 respectively. When the baffle plate 6 blocks the substrate, the motor 190 drives the timing belt 191 so that the left and right clappers 19 move closer to the middle synchronously to surround the substrate at a predetermined position. At the same time, the motor 190 stops working, and, The left and right clappers 19 return to their original positions synchronously under the effect of the motor 190 .

Through the cooperation of the baffle device and the centering clapper device 3, the substrate is fixed at the central axis position of the conveying surface of the conveying device 4, that is, the predetermined position as mentioned above, so that the suction plate device does not need to be adjusted in position. Parasite adsorption substrate.

In a specific application embodiment, continue referring to FIG. 1 and please refer to FIG. 3 , the suction board device includes slide rails 9 standing on both sides of the row roller 42 , beams 8 slidingly connected to the slide rails 9 , and suction cups arranged on the beams 8 10 and two groups of air cylinders arranged on both sides of the crossbeam 8 and respectively connected to the crossbeam 8 through piston rods. The edge of the suction cup 10 is provided with a plate sensor 14 . Wherein, the crossbeam 8 and the slide rail 9 are connected by a slider 18. When the plate sensor 14 detects that there is a substrate at a predetermined position, each group of cylinders of the sucker device shrinks to drive the crossbeam 8 to move downward on the slide rail 9 and then The chuck 10 is made to suck the substrate. Preferably, the suction board device also includes a first cylinder 15, a rotating arm 11, a rotating shaft 12 and a rotating cylinder 13, one end of the first cylinder 15 is connected to the suction cup 10, the other end is connected to one end of the rotating arm 11, and the rotating arm 11 is One end is connected to one end of the rotating shaft 12, and the piston rod of the rotating cylinder 13 is connected to the other end of the rotating shaft 12. The telescopic movement of the rotating cylinder 13 drives the rotating shaft 12 to rotate, and then drives the rotating arm 11 to rotate and then drives the suction cup 10 within a certain angle range. Rotation, for example, the range of the rotation angle is 0-90°, by setting the rotating arm 11, the rotating shaft 12 and the rotating cylinder 13 in the suction plate device, and specifically through the cooperation of the three, the suction cup 10 can be rotated. It is suitable for cooperating with subsequent process equipment, which makes feeding more convenient. Moreover, by setting a first cylinder 15 connected to the suction cup 10 on the suction cup 10 of the suction plate device, the expansion and contraction of the first cylinder 15 can drive the suction cup 10 to move within a certain angle range, which is beneficial to the plate sensor. 14 Detection of substrates at predetermined positions.

Wherein, in this embodiment, with reference to Fig. 1 and Fig. 3, each group of cylinders may include one cylinder or two cylinders, as shown in Fig. 1 as an example, each group of cylinders includes a second cylinder 16 and a third cylinder 17, the first cylinder The bottom of the cylinder barrel of the second cylinder 16 is connected to the bottom of the cylinder barrel of the third cylinder 17, the piston rod of the second cylinder 16 is connected to the frame 1 described below, and the piston rod of the third cylinder 17 is connected to the beam 8 to strengthen the beam 8 two-way mobility.

Further, continuing to refer to FIG. 1 and FIG. 3 , the automatic feeding machine includes a frame 1 supporting the conveying device 4 and the suction plate device, and the automatic feeding machine also includes a counterweight device 23 . Wherein, the counterweight device 23 includes a pulley 231 and a counterweight 232. The pulley 231 is fixed on the frame 1. Of course, the position of the pulley 231 needs to be always higher than the position of the crossbeam 8. The belt (not shown) is connected with the pulley 231. For guidance, one end of the belt is connected to the beam 8, and the other end is connected to a counterweight 232, which can be an object with a relatively large weight such as an iron block, a steel ingot, or the like. Through the cooperation of the pulley 231 and the counterweight 232, the weight of the counterweight 232 is used to increase the upward force of the suction plate device during the ascent process, and reduce the pressure of the cylinders 16, 17 supporting the beam 8.

Specifically, referring to Fig. 1, the automatic feeder also includes a vacuum switching device 2 and a blower 22, a plurality of air holes are evenly distributed on the suction cup 10, and the air outlet of the blower 22 communicates with the suction cup 10 through a pipeline (not shown), The vacuum switching device 2 is arranged between the air outlet of the blower 22 and the suction cup 10. When the plate sensor 14 detects that there is a substrate at a predetermined position, the vacuum switching device 2 controls the start of the blower 22 so that the suction hole of the suction cup 10 generates air flow and then absorbs the substrate. substrate.

In the above embodiment, referring to FIG. 5 , the conveying device 4 can be configured as two independent sections, and the suction plate device includes two suction plate devices, and each suction plate device corresponds to a section of the conveying device 4 . For example, the mutually independent two-stage conveying device 4 refers to that a plurality of row rollers 42 of the conveying device 4 are divided into two groups, and each group (that is, each section, as shown in Fig. 4) Correspondingly driven by a motor 4 alone. For other descriptions of the conveying device 4 and the suction plate device, refer to the above in detail, and will not be repeated here.

In addition, referring to FIG. 1 and FIG. 2, the conveying device 4 of the automatic feeder is provided with a board entry detection sensor 21 and an electric control system 24. When the board entry detection sensor 21 detects that a substrate enters, the electric control system 24 controls the conveying device 4 to transport the substrate to a predetermined position in the horizontal direction, and controls the suction plate device to move in the vertical direction to absorb the substrate from the predetermined position and transport it to a designated position for subsequent processing. Specifically, the electronic control system 24 is mainly used to control the size of the airflow required by each pneumatic component, the switching of actions and the accuracy of the movement stroke of the suction cup 10 .

Now taking the conveying device 4 divided into two independent sections, and the suction plate device corresponding to each section of the conveying device 4 as an example, a brief description of its working principle is as follows:

This loader can load two substrates at a time. When the first substrate passes through the board-in sensor from the conveying device 4, the board-in sensor will receive a signal. When the baffle lifting sensor 20 is used, the cylinder of the left baffle 6 will lift the baffle 6 to block the board. At the same time, the second substrate will be lifted by the right baffle shortly after passing through the board-in sensor. The sensor 20 detects that the right baffle plate 6 blocks the plate, and then the left and right centering clapper devices 3 will start working at the same time, and the motor 190 of the centering clapper device 3 will drive the timing belt 191 and then drive the clappers 19 on both sides to move closer to the middle, and then realize Surround the substrate in the middle position, and then the clapper 19 returns to its original position. At this time, the two substrates stop at the central axis position of the conveying surface of the conveying device 4. Then, the first cylinder 15 connected with the suction cup 10 will act to make the suction cup 10 descend to a certain extent. The distance is close to the substrate (the suction cup 10 is preset to have a small height from the conveying surface before production), the plate sensor 14 on the suction cup 10 will detect the substrate, the blowers 22 on both sides will start, and the evenly distributed air holes on the surface of the suction cup 10 will generate The airflow sucks the substrate. At this time, the second cylinder 16 supporting the crossbeam 8 in the suction board device pushes upwards so that the entire suction board device rises to a safe height along the slide rail 9, and then the rotating cylinder 13 will shrink, and then drive the rotating arm 11. Rotate the rotating shaft 12 by 90° (as shown in Figure 6 and Figure 7), so that the surface of the suction cup 10 is just perpendicular to the conveying surface. In addition, once the substrate falls off, the sheet sensor 14 of the suction cup 10 will send a signal to alarm (if there is a dropped board , you can manually load the plate, follow the automatic operation and then connect to the previous step (or reset the program directly to start again), then the suction plate device will rise along the slide rail 9 at a constant speed under the action of the third cylinder 17 pushing upward, and when it reaches the setting When the height is fixed, the substrate is just sent to the chuck of the cathode hanger (see the vertical direction in the figure). If the plate and the chuck are slightly offset, the first cylinder 15 connected to the suction cup 10 can be controlled to make the suction cup 10 Move to ensure that the plate surface of the substrate is on the same plane as the center point of the chuck of the subsequent process equipment such as the cathode hanger. After that, the cathode hanger clamps the plate and runs to the next process at a stable and uniform speed with the transmission chain, and then the suction plate device will When descending, the suction cup 10 will rotate 90 degrees to the horizontal position, and then descend to the original set position to wait for the next round of adsorption of the substrate. This is repeated continuously to realize automatic board loading (that is, material loading).

To sum up, the automatic feeding machine of the present utility model, by setting the conveying device 4 and the suction plate device, the conveying device 4 transports the substrate to a predetermined position in the horizontal direction, and the suction plate device absorbs the substrate from the predetermined position and transports it to Designate the location for subsequent processing, that is, realize automatic loading, which saves manpower and time, has high efficiency, and is easy to maintain, and can also avoid substrate wrinkles.

The above are only embodiments of the present utility model, and are not intended to limit the patent scope of the present utility model. Any equivalent structure or equivalent process conversion made by using the description of the utility model and the contents of the accompanying drawings, or directly or indirectly used in other related Technical fields are all included in the scope of patent protection of the utility model in the same way.

Claims (10)

1. An automatic feeder, characterized in that, comprising: A conveying device movable in the horizontal direction and at least one suction plate device movable in the vertical direction, wherein the conveying device transports the substrate to a predetermined position in the horizontal direction, and the suction plate device moves in the vertical direction Moving up and then absorbing the substrate from the predetermined position and transporting it to a designated position for subsequent processing. 2. The automatic feeding machine according to claim 1, characterized in that: The conveying device includes a motor and a plurality of circular row rollers arranged in parallel at intervals, and the motor drives each row roller to rotate synchronously. 3. The automatic feeding machine according to claim 2, characterized in that: The automatic loading machine includes a baffle lifting sensor and a baffle device, and the baffle device includes a cylinder and a baffle that is connected to the piston rod of the cylinder and can be lifted in the vertical direction, wherein the baffle Parallel to the row rollers, the lift sensor is set between the baffle plate and the starting point of the transport path of the substrate, so that when the lift sensor detects the substrate, the cylinder of the baffle plate device stretches out and jacks up The baffles of the baffle device further prevent the substrate from continuing to be transported. 4. The automatic feeding machine according to claim 3, characterized in that: The automatic feeding machine includes a centering clapper device, which includes two clappers on the left and right, and the clappers are respectively arranged on both sides of the row reel. The clappers move closer to the middle synchronously to enclose the substrate at the predetermined position, and at the same time, the motor of the conveying device stops working, and the clappers return to their original positions. 5. The automatic feeding machine according to claim 4, characterized in that: The suction plate device includes slide rails erected on both sides of the row roller, a crossbeam slidably connected to the slide rails, suction cups arranged on the crossbeam, and connected to the two sides of the crossbeam through piston rods. There are two sets of cylinders connected to the crossbeam, and a plate sensor is arranged on the edge of the suction cup. When the plate sensor detects that there is a substrate at the predetermined position, the cylinder of the suction plate device shrinks to drive the crossbeam at the predetermined position. moving downward on the slide rail so that the suction cup absorbs the substrate. 6. The automatic feeding machine according to claim 5, characterized in that: The sucker device also includes a cylinder, a rotating arm, a rotating shaft and a rotating cylinder, one end of the cylinder of the sucker device is connected to the sucker, the other end is connected to one end of the rotating arm, and the other end of the rotating arm is connected to the rotating arm. One end of the rotating shaft is connected, and the piston rod of the rotating cylinder is connected to the other end of the rotating shaft. The telescopic movement of the rotating cylinder drives the rotating shaft to rotate, and then drives the rotating arm to rotate and then drives the suction cup to rotate Rotate within a certain angle range. 7. The automatic feeding machine according to claim 5, characterized in that: The automatic feeder includes a vacuum switching device and a blower, a plurality of air holes are evenly distributed on the suction cup, the air outlet of the blower communicates with the suction cup through a pipeline, and the vacuum switching device is arranged at the outlet of the blower. Between the tuyere and the suction cup, when the plate sensor detects that there is a substrate at the predetermined position, the vacuum switching device controls the start of the blower so that the suction holes of the suction cup generate airflow and then adsorb the substrate . 8. The automatic feeding machine according to claim 5, characterized in that: The automatic feeding machine includes a frame supporting the conveying device and the suction plate device, and also includes a counterweight device, which includes a pulley, a belt and a counterweight, and the pulley is fixed on the machine. On the rack, the belt is guided by the pulley, one end of the belt is connected to the crossbeam, and the other end is connected to the counterweight, wherein the position of the pulley is always higher than the position of the crossbeam. 9. The automatic feeding machine according to any one of claims 1-8, characterized in that: The conveying device is divided into two sections independent of each other, the suction plate device includes two, and each of the suction plate devices corresponds to one section of the conveying device. 10. The automatic feeding machine according to claim 9, characterized in that: The conveying device is provided with a board entry detection sensor and an electric control system, and when the board entry detection sensor detects that a substrate enters, the electric control system controls the conveying device to transfer the substrate to a predetermined position in the horizontal direction. position, and control the suction plate device to move in the vertical direction so as to absorb the substrate from the predetermined position and transport it to a designated position for subsequent processing.