TWM520659U - Real-time material supply monitoring device - Google Patents

Description

Instant monitoring material supply device

This creation relates to an instant monitoring material supply device, and more particularly to a feeding device for providing a colloid or powder.

The application of the feeding device is quite extensive, and it is applied to the dispensing device of IC packaging, LCD frame glue, LED package, LED potting, computer mobile phone case packaging, notebook computer bonding, printed circuit board assembly, etc., and for spraying fluorescent light. Spraying device for powder, metal powder, etc. As the automation industry continues to advance, the industry's requirements for feedstock accuracy are increasing.

Conventional feeding devices are typically provided with an image capture module for viewing the feed of the feeding device on a workpiece in a waiting location. The conventional feeding device determines the amount of the feeding amount based on the area of the feeding image observed by the image capturing module, and thereby adjusts to the appropriate feeding amount. In addition, the operator installs the flow detector on the feeding device, and determines the amount of the feeding amount by detecting the volume of the feeding material.

However, these feedstocks are susceptible to various factors such as the feed process, ambient temperature, and ambient humidity, which make the density unstable, which in turn affects the volume of the feedstock, and causes the occurrence of flash or insufficient feedstock during the feedstock process. Therefore, in the prior art, the manner of adjusting the amount of feed according to the volume of the feed image or the feedstock cannot achieve good feed precision, and there is still room for improvement.

Therefore, the purpose of this creation is to provide an instant monitoring material supply device that achieves good feed accuracy to avoid excessive feed or insufficient feed.

The technical means for solving the problems of the prior art provides an instant monitoring material supply device, comprising: a weighing platform having a bearing surface and a weighing component, the bearing surface is used for holding Processing the workpiece, the weighing component is for weighing the weight of a feeding material for the workpiece to be processed, and outputting a weight signal corresponding to the weight of the feeding material; a feeding mechanism including a feeding member and a flow detection a member disposed above the weighing platform and controlled to slide relative to the bearing surface to feed the workpiece to be processed, the flow detecting member connecting the feeding member to detect the feeding of the feeding member to generate a feed flow signal; and a control mechanism comprising a computing member and a feed regulating member, the computing member connecting the weighing member and the flow detecting member to receive the material weight signal and the feed flow signal, and according to the Calculating a feed compensation signal by the material re-signal signal and the feed flow signal, the feed adjustment member is connected to the feed member, and according to the feed compensation signal The feed adjusting member to the feed flow.

In an embodiment of the present invention, an instant monitoring material supply device is provided, the feed adjustment member including a pneumatic member that outputs a feed pressure to the feed member to adjust a feed flow rate of the feed member.

In an embodiment of the present invention, an instant monitoring material supply device is provided, the feed member being a point glue member.

In an embodiment of the present invention, an instant monitoring material supply device is provided, the feed member being a spray member.

In an embodiment of the present invention, an instant monitoring material supply device is provided, the feeding material comprising at least one material selected from the group consisting of a rubber material, a phosphor powder, a metal powder and a polymer powder. .

In an embodiment of the present invention, an instant monitoring material supply device is provided, the feeding member includes a barrel and a nozzle, the barrel is connected to the control member, and the nozzle is disposed above the weighing platform and connected to the a barrel, the flow detecting member is disposed between the barrel and the head.

In an embodiment of the present invention, an instant monitoring material supply device is provided, the nozzle being an injection valve, a screw valve, a piston valve, a spray valve or a pneumatic valve.

In an embodiment of the present invention, an instant monitoring material supply device is provided, further comprising a moving mechanism connected to the weighing platform to move the weighing platform at a moving rate.

In an embodiment of the present invention, an instant monitoring material supply device is provided, the control mechanism further comprising a movement adjustment member coupled to the movement mechanism to adjust a movement rate of the movement platform of the movement mechanism.

The instant monitoring material supply device of the present invention has the following effects. Calculating the density of the feedstock based on the weight of the feedstock measured by the weight member and the feed flow rate measured by the flow detecting member, and calculating the density of the feedstock by the density of the feedstock The feed compensation value is used to adjust the feed flow rate of the feed member. Therefore, the instant monitoring material supply device of the present invention accurately calculates the density of the feed material even if it is affected by various factors such as the feeding process, the ambient temperature, the environmental humidity, and the like. Achieve good feed accuracy to avoid excessive feed or insufficient feed.

100‧‧‧Instant monitoring material supply device

1‧‧‧Weighing platform

11‧‧‧ bearing surface

12‧‧‧Weighing components

2‧‧‧Feeding agency

21‧‧‧Feeding members

211‧‧‧Bowl

212‧‧‧ sprinkler

22‧‧‧Flow detection component

3‧‧‧Control agency

31‧‧‧ Calculation components

32‧‧‧Feed adjustment member

33‧‧‧Moving adjustment member

4‧‧‧Mobile agencies

M‧‧‧Feeding

P, P’‧‧‧feeding pressure

P"‧‧‧Feeding fine tuning signal

S1‧‧‧ material heavy signal

S2‧‧‧feed flow signal

S3‧‧‧Feed compensation signal

S4‧‧‧ mobile signal

S5‧‧‧ fine tuning signal

W‧‧‧Workpieces to be processed

Fig. 1 is a block diagram showing an instant monitoring material supply device according to an embodiment of the present creation.

2 to 5 are views showing a process of the instant monitoring material supply device according to the embodiment of the present invention at the time of feeding.

Fig. 6 is a view showing the instant monitoring material supply device according to the embodiment of the present invention when it is moved.

Fig. 7 is a view showing a real-time monitoring material supply device according to another embodiment of the present invention at the time of fine adjustment.

Fig. 8 is a view showing a real-time monitoring material supply device according to another embodiment of the present invention at the time of fine adjustment.

Embodiments of the present creation will be described below based on Figs. 1 to 6 . This description is not intended to limit the implementation of the present invention, but is one of the embodiments of the present invention.

As shown in FIG. 1, an instant monitoring material supply device 100 according to an embodiment of the present invention comprises: a weighing platform 1, a feeding mechanism 2 and a control mechanism 3.

The weighing platform 1 has a bearing surface 11 and a weighing member 12. The bearing surface 11 is used to receive a workpiece W to be processed. The weighing member 12 is for weighing the weight of a feed M for the workpiece W to be processed, and outputs a weight signal S1 corresponding to the weight of the feed M (as shown in Fig. 3).

In the present embodiment, the feeding mechanism 2 is a one-point rubber member for dispensing the workpiece W to be processed. The feeding mechanism 2 includes a feeding member 21 and a flow detecting member 22. The feeding member 21 is disposed above the weighing platform 1 and is controlled to slide relative to the bearing surface 11 to feed the workpiece W to be processed. The feed member 21 includes a barrel 211 and a showerhead 212. The feedstock M is stored in the cartridge 211. In this embodiment, the feedstock M is a compound. The nozzle 212 is disposed above the weighing platform 1 and connected to the barrel 211. For example, the spray head 212 can be an injection valve, a screw valve, a piston valve, a spray valve, a pneumatic valve or other on-off valve controlled by physical quantity. The flow detecting member 22 is connected to the feeding member 21 to detect the feeding M of the feeding member 21 to generate a feed flow signal. No. S2 (as shown in Figure 3). In the embodiment, the flow detecting member 22 is disposed between the barrel 211 and the head 212. Specifically, the flow detecting member 22 can detect bubbles and clogging, and can accurately determine the feed M that detects the feeding member 21.

The control mechanism 3 includes a computing member 31 and a feed adjustment member 32. The calculating member 31 is connected to the weighing member 12 and the flow detecting member 22 to receive the material weight signal S1 and the material flow signal S2, and calculates a feeding material according to the material weight signal S1 and the material flow signal S2. The compensation signal S3 is connected to the feed member 21, and the feed flow rate of the feed member 21 is adjusted according to the feed compensation signal S3. In the present embodiment, the feed regulating member 32 is coupled to the cartridge 211 for adjusting the feed flow rate of the cartridge 211. The feed regulating member 32 includes a pneumatic member (not shown) that outputs a feed pressure P to the feed member 21 to adjust the feed flow rate of the feed member 21. In this embodiment, the air compressor is an air compressor.

First, as shown in FIG. 2, the feed regulating member 32 outputs a feed pressure P to the feed member 21 to feed the cartridge 211 at a feed flow rate corresponding to the feed pressure P, and by the spray head 212 The feedstock M is supplied to the workpiece W to be treated located on the load bearing surface 11. Next, as shown in FIG. 3, the weighing member 12 weighs the material M on the workpiece W to be processed, and transmits the material weight signal S1 corresponding to the weight of the material M to the calculation. The member 31, and the flow detecting member 22 transmits the feed flow signal S2 corresponding to the feed flow to the computing member 31. Then, as shown in FIG. 4, the calculating component 31 receives the material re-signal S1 and the feed flow signal S2 and calculates the density of the feed M according to the material re-signal S1 and the feed flow signal S2, and according to The density of the feedstock M is converted to a feed compensation value, and the feed compensation signal S3 corresponding to the feed compensation value is transmitted to the feed adjustment member 32. Finally, as shown in Figure 5, the feed adjustment The member 32 receives the feed compensation signal S3 and adjusts the feed pressure P to a feed pressure P' based on the feed compensation signal S3.

In the present embodiment, the instant monitoring material supply device 100 further includes a moving mechanism 4. The moving mechanism 4 is connected to the weighing platform 1, and the moving mechanism 4 moves the weighing platform 1 at a moving speed to move the weighing platform 1 relative to the feeding mechanism 2. In the present embodiment, the bearing surface 11 is the upper surface of the weighing member 12, and the weighing platform 1 is disposed in the moving mechanism 4, and the carrying surface 11 and the scale are moved by the moving mechanism 4. Heavy member 12. Of course, this creation is not limited to this. The bearing surface 11 and the weighing member 12 can also be disposed independently, that is, the weighing member 12 is disposed outside the moving mechanism 4, so that the moving mechanism 4 can independently move the bearing surface 11, and the weighing member 12 does not move with the moving mechanism 4.

Preferably, the control mechanism 3 further includes a movement adjustment member 33 coupled to the movement mechanism 4 and transmitting a movement signal S4 to the movement mechanism 4 to control the rate at which the weighing platform 1 is moved. In detail, the movement adjusting member 33 is connected to the calculating member 31, and the movement signal S4 is generated according to the feeding compensation signal S3 to adjust the moving speed of the moving mechanism 4 to the weighing platform 1. Of course, this creation is not limited to this. The moving mechanism 4 can also be coupled to the feeding mechanism 2 to move the feeding mechanism 2 to move the feeding mechanism 2 relative to the weighing platform 1.

As shown in FIG. 7, an instant monitoring material supply device 100a of another embodiment of the present invention is substantially the same as the instant monitoring material supply device 100, and the same portions will not be described again. The difference is that the feed adjustment member 32 is connected to the spray head 212, and the feed adjustment member 32 receives the feed compensation signal S3 calculated by the calculation member 31, and sends the feed pressure P' to the barrel. At 211, a feed trimming pressure P" is sent to the spray head 212 to enable the nozzle 212 to be accurately fed.

As shown in FIG. 8, an instant monitoring material supply device 100b of another embodiment of the present invention is substantially the same as the instant monitoring material supply device 100, and the same portions will not be described again. The difference is that the computing member 31 is connected to the showerhead 212, and the computing component 31 sends a trimming signal S5 to the showerhead 212 according to the feeding compensation signal S3. The fine-tuning signal S5 may include a heating temperature signal of the showerhead 212, a spraying cycle signal of the showerhead 212, and the like, and any signal that affects the amount of spraying, for example, when a screw valve is used as the showerhead 212, The feed trimming signal P" may also include a head speed signal. In summary, the calculating member 31 measures the weight of the feed according to the weighing member and the feed flow rate measured by the flow detecting member. The density of the feedstock M is calculated, and the feed flow rate of the feed member 21 is adjusted by the density of the feedstock M. Therefore, the instant monitoring material supply device of the present invention can be interactively provided by the flow detecting member and the weighing component. The physical quantity definition eliminates the temperature, the change of the feed pressure, the fluid density, the quality, the concentration change and the like, and accurately calculates the density of the feed, and provides a quantitative conversion and correction function between the flow rate, the volume and the density, thereby Avoid excessive feed or insufficient feed.

In addition, the instant monitoring material supply device of the present invention can be applied to a phosphor powder, a metal powder, a polymer powder, or a mixture of two or more kinds of the foregoing powders, in addition to being applied to the dispensing of the rubber compound. Spraying of various other powders, or application to a mixture of the compound and the mixture of at least one of the above powders, can be widely applied to various feed fields. Specifically, the feeding member 21 can be a spraying member, and the feeding material M includes a phosphor powder or a metal powder.

The above description and description are only illustrative of the preferred embodiments of the present invention, and those having ordinary skill in the art may make other modifications in accordance with the scope of the patent application as defined below and the above description, but such modifications are still It is the creative spirit of this creation and is within the scope of this creation.

100‧‧‧Instant monitoring material supply device

1‧‧‧Weighing platform

11‧‧‧ bearing surface

12‧‧‧Weighing components

2‧‧‧Feeding agency

21‧‧‧Feeding members

211‧‧‧Bowl

212‧‧‧ sprinkler

22‧‧‧Flow detection component

3‧‧‧Control agency

31‧‧‧ Calculation components

32‧‧‧Feed adjustment member

33‧‧‧Moving adjustment member

4‧‧‧Mobile agencies

M‧‧‧Feeding

W‧‧‧Workpieces to be processed

Claims (9)

An instant monitoring material supply device comprises: a weighing platform having a bearing surface and a weighing component for receiving a workpiece to be processed, the weighing component is used for weighing for the to-be-processed a weight of a feed of the workpiece, and outputting a weight signal corresponding to the weight of the feed; a feed mechanism comprising a feed member and a flow detecting member, the feed member being disposed above the weighing platform and controlled Sliding relative to the bearing surface to feed the workpiece to be processed, the flow detecting member connecting the feeding member to detect the feeding of the feeding member to generate a feed flow signal; and a control mechanism including a calculating member and a a feeding adjustment member, the calculating member connecting the weighing member and the flow detecting member to receive the material weight signal and the feed flow signal, and calculating a feed compensation signal according to the material re-signal and the feed flow signal, The feed regulating member is coupled to the feed member and adjusts a feed flow rate of the feed member based on the feed compensation signal. The instant monitoring material supply device of claim 1, wherein the feed regulating member comprises a pneumatic member that outputs a feed pressure to the feed member to adjust a feed flow rate of the feed member. The instant monitoring material supply device of claim 1, wherein the feeding member is a one-point adhesive member. The instant monitoring material supply device of claim 1, wherein the feeding member is a spray coating member. The instant monitoring material supply device according to claim 1, wherein the feeding material comprises at least one material selected from the group consisting of a rubber material, a phosphor powder, a metal powder and a polymer powder. The instant monitoring material supply device of claim 1, wherein the feeding member comprises a material The cartridge and a nozzle are connected to the control member. The nozzle is disposed above the weighing platform and connected to the cartridge. The flow detecting member is disposed between the cartridge and the nozzle. The instant monitoring material supply device of claim 6, wherein the nozzle is an injection valve, a screw valve, a piston valve, a spray valve or a pneumatic valve. The instant monitoring material supply device of claim 1, further comprising a moving mechanism connected to the weighing platform to move the weighing platform at a moving rate. The instant monitoring material supply device of claim 8, wherein the control mechanism further comprises a movement adjustment member coupled to the movement mechanism to adjust a movement rate of the movement platform of the movement mechanism.