CN115863232A - Multi-material automatic feeding equipment - Google Patents

Abstract

The application provides a multi-material automatic feeding equipment, including: a machine; a first feeding device, the first feeding device is installed on the machine; a transmission platform, the transmission platform is installed on the machine; a second feeding The device is used to transfer the first material rack carrying the first material, and output the first material in the first material rack, and the second feeding device is installed on the machine table; the third feeding device is used to transfer and carry the first material The second material shelf for the second material, and output the second material in the second material shelf, and the third feeding device is installed on the machine platform; and, the discharging device is used to load the first material and the second material into In the tray on the transfer platform, the feeding device is installed on the machine table. The multi-material automatic feeding equipment provided by this application can carry different materials through the tray, improve the feeding efficiency, help reduce the position deviation caused by the transmission, and improve the assembly accuracy of the product.

Description

Multi-material automatic feeding equipment

technical field

The application belongs to the technical field of automatic feeding equipment, and more specifically relates to a multi-material automatic feeding equipment.

Background technique

Existing semiconductor processing equipment is usually supplied by a single feeding mechanism for feeding a material. The feeding method of the feeding mechanism is single, mostly in the form of lifting and pushing. The processing mechanism and the corresponding feeding mechanism have a long length of the entire production line. In this kind of semiconductor processing equipment, the feeding mechanism is scattered. There are many cylinders and actions in the feeding part of the silo, the recycling part of the silo and the positioning part of the silo. A single feeding mechanism cannot be compatible with multiple materials at the same time, and the work efficiency is low. , the length of the entire production line is long, and the position is prone to deviation, which affects the accuracy.

Contents of the invention

The purpose of the embodiment of the present application is to provide a multi-material automatic feeding device to solve the problem of scattered feeding mechanisms in semiconductor processing equipment in the prior art, and a single feeding mechanism cannot be compatible with multiple materials at the same time. Low technical issues.

In order to achieve the above purpose, the technical solution adopted in this application is to provide a multi-material automatic feeding equipment, including:

Machine;

The first feeding device is used for supplying trays, and the first feeding device is installed on the machine table;

a transmission platform, used to transmit the pallet along the X-axis direction, the transmission platform is installed on the machine;

The second feeding device is used to transport the first material rack carrying the first material, and output the first material in the first material rack, and the second feeding device is installed on the machine platform ;

The third feeding device is used to transfer the second material rack carrying the second material, and output the second material in the second material rack, and the third feeding device is installed on the machine platform ;as well as,

A discharging device is used to load the first material and the second material into the tray on the transfer platform, and the discharging device is installed on the machine platform.

The pallet can be transported by using the first feeding device, and the transmission platform transfers the pallet along the X-axis direction. The second feeding device uses the first material rack to carry the first material to realize the continuous feeding of the first material. The third feeding device uses the first material. The second material rack carries the second material to realize continuous feeding of the second material, and the unloading device loads the first material and the second material into the tray, so that the transmission platform can simultaneously carry the first material and the second material through the tray to realize multiple The centralized feeding of different materials can use the tray to carry different materials, so as to be compatible with the feeding of different materials and improve the feeding efficiency. Moreover, the use of trays for centralized loading avoids occupying the transmission space of downstream semiconductor processing equipment, making the layout of the various processing mechanisms of semiconductor processing equipment more compact, which is conducive to reducing the overall length of semiconductor processing equipment and reducing the transmission due to transmission. The resulting positional deviation improves the assembly accuracy of the product.

In one embodiment, the discharging device includes a retrieving mechanism for picking and placing the first material and the second material, a first support for supporting the retrieving mechanism, and a first support for driving the first material. A first drive mechanism for the base to move along the X-axis direction, a second base for supporting the first drive mechanism, a second drive mechanism for driving the second base to move along the Y-axis direction, and a second drive mechanism for supporting the The first pedestal of the second drive mechanism, the first support is slidably connected to the second support, the second support is slidably connected to the first pedestal, and the first pedestal is connected to the first pedestal. The machine platform is connected, the power output end of the first driving mechanism is connected with the first support, and the power output end of the second driving mechanism is connected with the second support.

By adopting the above technical means, the material retrieving mechanism can be controlled to move in the horizontal direction, so as to place the first material and the second material on the tray.

In one embodiment, the number of the second driving mechanism is two, and the two second driving mechanisms straddle the two ends of the transmission platform respectively, and the two ends of the second support are respectively connected to the corresponding connected to the second drive mechanism.

By adopting the above-mentioned technical means, the efficiency of loading materials into the tray can be improved.

In one embodiment, the number of the transmission platforms is multiple, the first feeding device and the plurality of transmission platforms are arranged in sequence along the X-axis direction, and the discharge platform is installed above each of the transmission platforms. device; the third feeding device is arranged side by side with the first feeding device, and at least one second feeding device is installed on the side of each of the transmission platforms close to the third feeding device, each The second feeding devices are arranged side by side.

By adopting the above-mentioned technical means, various materials can be loaded on the pallet in sections, so as to improve the efficiency of loading materials into the pallet.

In one embodiment, the first feeding device includes:

The second pedestal is connected to the machine platform;

a storage bin, used to store the multi-layer pallets, and the storage bin is installed on the second base frame;

A release mechanism, used to support and release the trays in the storage bin, the release mechanism is installed on the second base frame;

a disk-taking mechanism, used to support the lifting of the tray released at the bottom of the storage bin, and the disk-taking mechanism is installed on the second base frame; and,

The transmission mechanism is used to support and transmit the tray released by the disk retrieval mechanism along the X axis when the disk retrieval mechanism is lowered, the transmission mechanism is installed on the second base frame, and the transmission The mechanism is located below the storage bin.

By adopting the above-mentioned technical means, the pallet can be loaded without stopping the machine.

In one embodiment, the second base frame includes a support platform, a first side plate installed on one side of the support platform, a second side plate slidably installed on the other side of the support platform, and a An adjustment assembly for the distance between the second side plate and the first side plate, the second side plate and the first side plate are arranged side by side, the adjustment assembly is installed on the support platform, and the adjustment assembly connected to the second side plate;

The storage bin includes a first limiting frame connected to the first side plate and a second limiting frame that cooperates with the first limiting frame to position the tray, and the second limiting frame is connected to the The second side panels are connected.

By adopting the above-mentioned technical means, it can be compatible with pallets of different widths.

In one embodiment, the second feeding device includes:

The third pedestal is connected to the machine platform;

a linear input mechanism, used to input the first rack, and the linear input mechanism is installed on the third base frame;

a linear output mechanism for outputting the first rack, the linear output mechanism is mounted on the third base frame, and the linear input mechanism and the linear output mechanism are arranged side by side along the Z-axis direction;

The fourth pedestal is located at one end of the third pedestal close to the discharging device, and the fourth pedestal is connected to the machine platform;

a first lifting mechanism, used to transfer the first material rack input by the linear input mechanism to the linear output mechanism, and the first lifting mechanism is installed on the fourth base frame;

The second lifting mechanism is used to output the first material in the first material rack, the second lifting mechanism is installed on the first lifting mechanism, and the second lifting mechanism is connected to the fourth lifting mechanism. The base frame is slidably connected, and the second lifting mechanism is connected to the upper side of the first lifting mechanism.

By adopting the above technical means, the occupied width of the second feeding device can be reduced.

In one embodiment, the first lifting mechanism includes a first fork arm for supporting the first material shelf, a first sliding seat connected with the first fork arm, a first sliding seat connected with the first sliding seat The first nut, the transmission screw rod connected with the first nut and the first motor for driving the rotation of the transmission screw rod, the first sliding seat is slidingly connected with the fourth base frame, the transmission The screw rod is rotatably mounted on the fourth base frame, the first motor is mounted on the fourth base frame, and the first motor is connected to the transmission screw rod;

The second lifting mechanism includes a second fork arm for supporting the first material, a second sliding seat connected to the second fork arm, a second nut rotatably mounted on the second sliding seat and A feeding assembly for driving the second nut to rotate, the second sliding seat is slidably connected to the fourth base frame, the second nut is connected to the driving screw, and the second nut is located at On the upper side of the first nut, the feeding assembly is installed on the second sliding seat, and the feeding assembly is connected with the second nut.

By adopting the above technical means, the first material in the first material rack can be taken out along the Z-axis direction.

In one embodiment, a positioning platform for positioning the first material is installed on the top of the fourth base frame.

By adopting the above technical means, the feeding position of the first material can be precisely controlled.

In one embodiment, the structure of the third feeding device is the same as that of the second feeding device.

By adopting the above-mentioned technical means, it is beneficial to reduce the cost.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the accompanying drawings that need to be used in the descriptions of the embodiments or the prior art will be briefly introduced below. Obviously, the accompanying drawings in the following description are only for the present application For some embodiments, those of ordinary skill in the art can also obtain other drawings based on these drawings without any creative effort.

Fig. 1 is the schematic diagram of the three-dimensional structure of the multi-material automatic feeding equipment provided by the embodiment of the present application;

Fig. 2 is a three-dimensional structural schematic diagram of the discharging device in Fig. 1;

Fig. 3 is the schematic diagram of the three-dimensional structure of the first feeding device in Fig. 1;

Fig. 4 is an exploded view of the first feeding device in Fig. 3;

Fig. 5 is the schematic diagram of the three-dimensional structure of the second feeding device in Fig. 1;

Figure 6 is an exploded view of the fourth base frame, the first lifting mechanism and the second lifting mechanism in Figure 5;

Fig. 7 is an exploded view of the third base frame, the linear input mechanism and the linear output mechanism in Fig. 5 .

Wherein, each reference sign in the figure:

10-machine;

20-first feeding device; 21-second base frame; 211-support platform; 212-first side plate; 213-second side plate; 214-adjustment assembly; 2141-third nut; 2142-first wire Rod; 2144-support plate; 2143-handwheel; 22-storage bin; 221-first limit frame; 222-second limit frame; 23-release mechanism; 231-support block; 232-linear driver; 233- Sliding frame; 24-disc removal mechanism; 241-first support; 242-second support; 243-lifting seat; 244-lifting drive assembly; 25-transmission mechanism; 251-first belt transmission assembly; transmission components;

30 - transmission platform;

40-second feeding device; 41-third base frame; 42-linear input mechanism; 421-first slideway; 422-push seat; 423-second synchronous belt; 424-second driven wheel; 425- The second driving wheel; 426-the third motor; 427-stop assembly; 4271-stop seat; 4272-lift frame; 4273-second driver; 43-linear output mechanism; Material seat; 433-third synchronous belt; 434-third driven wheel; 435-third driving wheel; 436-fourth motor; 437-check assembly; 44-fourth base frame; 45-first lifting mechanism; 451-the first fork arm; 452-the first sliding seat; 453-the first nut; 454-the transmission screw; 455-the first motor; 46-the second lifting mechanism; 461-the second fork arm; 462-the second Sliding seat; 463-second nut; 464-feeding assembly; 4641-first driven wheel; 4642-first driving wheel; 4643-first synchronous belt; 4644-second motor; 47-positioning platform;

50-the third feeding device;

60-discharging device; 61-feeding mechanism; 611-suction nozzle assembly; 612-fixture assembly; 613-camera detection assembly; 62-first support; 63-first driving mechanism; 64-second support; 65-the second driving mechanism; 66-the first base frame;

70-tray; 71-the first rack; 72-the first material.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application clearer, the present application will be 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 present application, and are not intended to limit the present application.

It should be noted that when an element is referred to as being “fixed” or “disposed on” another element, it may be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

It is to be understood that the terms "length", "width", "top", "bottom", "front", "rear", "left", "right", "vertical", "horizontal", "top" , "bottom", "inner", "outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the application and simplifying the description, rather than indicating or implying No device or element must have a particular orientation, be constructed, and operate in a particular orientation, and thus should not be construed as limiting the application.

In addition, the terms "first", "second", "third", "fourth", "fifth" and "sixth" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implying Contains the number of indicated technical features. Thus, features defined as "first", "second", "third", "fourth", "fifth", "sixth" may expressly or implicitly include one or more of such features . In the description of the present application, "plurality" means two or more, unless otherwise specifically defined.

Please refer to FIG. 1 to FIG. 3 together, and now describe the multi-material automatic feeding equipment provided by the embodiment of the present application. Multi-material automatic feeding equipment includes a machine 10, a first feeding device 20, a transfer platform 30, a second feeding device 40, a third feeding device 50 and a discharging device 60, the first feeding device 20, a transfer platform 30. The second feeding device 40, the third feeding device 50 and the discharging device 60 are installed on the machine table 10; the first feeding device 20 is used to supply the tray 70; the transfer platform 30 is used to transfer the tray along the X-axis direction 70; the second feeding device 40 is used to transfer the first rack 71 carrying the first material 72, and output the first material 72 in the first rack 71; the third feeding device 50 is used to transfer the second rack 72 The second material rack of the material, and output the second material in the second material rack; the discharge device 60 is used to load the first material 72 and the second material into the tray 70 on the transmission platform 30 . By adopting the first feeding device 20, the tray 70 can be transferred, and the transfer platform 30 transfers the tray 70 along the X-axis direction, and the second feeding device 40 uses the first rack 71 to carry the first material 72 to realize the continuous feeding of the first material 72 , the third feeding device 50 adopts the second material rack to carry the second material to realize the continuous feeding of the second material, and the discharging device 60 loads the first material 72 and the second material into the tray 70, so that the transfer platform 30 can pass through the tray 70 carries the first material 72 and the second material at the same time, so as to realize the centralized feeding of various materials, and the tray 70 can be used to carry different materials, so as to be compatible with the feeding of different materials and improve the feeding efficiency. Moreover, using the tray 70 for centralized feeding avoids occupying the transmission space of the downstream semiconductor processing equipment, so that the arrangement between the various processing mechanisms of the semiconductor processing equipment can be more compact, which is conducive to reducing the overall length of the semiconductor processing equipment and reducing due to The position deviation caused by the transmission improves the assembly accuracy of the product. Wherein, the first material 72 and the second material can be sheet material, DBC (Direct Bonding Copper, copper-clad ceramic liner), separator, solder piece, bipolar plate, chip, graphite tooling, etc.; Z-axis direction is vertical direction, the X-axis direction, the Y-axis direction and the Z-axis direction are all perpendicular to each other.

In one embodiment of the present application, referring to FIGS. 1 to 3 , the discharging device 60 includes a retrieving mechanism 61 , a first support 62 , a first drive mechanism 63 , a second support 64 , and a second drive mechanism 65 and the first pedestal 66, the retrieving mechanism 61 is used to pick and place the first material 72 and the second material, the first support 62 supports the retrieving mechanism 61, and the first driving mechanism 63 is used to drive the first support 62 along the X The second support 64 supports the first drive mechanism 63, the second drive mechanism 65 is used to drive the second support 64 to move along the Y axis direction, the first base frame 66 supports the second drive mechanism 65, the first support The seat 62 is slidably connected with the second support 64, the second support 64 is slidably connected with the first base frame 66, the first base frame 66 is connected with the machine table 10, and the power output end of the first driving mechanism 63 is connected with the first support 62, and the power output end of the second driving mechanism 65 is connected with the second support 64. In this way, the retrieving mechanism 61 can be controlled to move in the horizontal direction, so as to place the first material 72 and the second material on the tray 70 . Optionally, the pick-up mechanism 61 includes a suction nozzle assembly 611, a clamp assembly 612, and a camera detection assembly 613, so that sheet materials, solder sheets, etc. can be sucked, tooling can be clamped, and sheet materials, solder sheets, tooling, and the pallet 70 can be detected. position, so that each material is accurately put into the corresponding position on the tray 70. Optionally, the second support 64 is slidably connected to the first base frame 66 and the first support 62 through guide rails and sliding blocks, so as to ensure that the first support 62 moves linearly.

Optionally, the first drive mechanism 63 includes a sixth motor, a third screw and a fifth nut, the fifth nut is connected to the first support 62, the third screw is rotatably mounted on the second support 64, and the third The screw rod is connected with the fifth nut to drive the fifth nut to move along the third screw rod, the sixth motor drives the third screw rod to rotate, and the sixth motor is connected with the third screw rod. In this way, the movement of the first support 62 along the X-axis direction can be controlled. The structure of the second driving mechanism 65 may be the same or similar to that of the first driving mechanism 63 to control the movement of the second support 64 along the Y-axis direction.

In one embodiment, please refer to Fig. 1 to Fig. 3, the quantity of the second driving mechanism 65 is two, and the two second driving mechanisms 65 straddle the two ends of the transfer platform 30 respectively, and the two ends of the second support 64 They are respectively connected with the corresponding second driving mechanisms 65 . In this way, the second support 64 can be driven to move by the two second driving mechanisms 65 to ensure that both ends of the first driving mechanism 63 move synchronously, prevent jamming, and ensure the accuracy of the moving position.

In one embodiment, please refer to Fig. 1 to Fig. 3, the number of transfer platforms 30 is multiple, the first feeding device 20 and a plurality of transfer platforms 30 are arranged in sequence along the X-axis direction, each transfer platform 30 is installed above Unloading device 60; the third feeding device 50 is arranged side by side with the first feeding device 20, and each transfer platform 30 is equipped with at least one second feeding device 40 near the side of the third feeding device 50, each second Feeding devices 40 are arranged side by side. By adopting a plurality of transmission platforms 30 and a plurality of discharging devices 60 , various materials can be loaded on the tray 70 in sections, so as to improve the efficiency of loading materials into the tray 70 . Optionally, there are two transfer platforms 30 , and two second feed devices 40 are installed on the side of each transfer platform 30 close to the third feed device 50 . This enables loading of five materials.

Please refer to Fig. 1, Fig. 3 and Fig. 4 together, and the first feeding device 20 comprises the second base frame 21, storage warehouse 22, release mechanism 23, take-up mechanism 24 and transmission mechanism 25, the second base frame 21 and machine The tables 10 are connected; the storage bin 22 is used to store the multi-layer pallet 70, and the storage bin 22 can accommodate the sliding of the tray 70 along the Z-axis direction, and the storage bin 22 is installed on the second base frame 21; the release mechanism 23 is used to support and release the storage bin The tray 70 in 22, the release mechanism 23 is installed on the second base frame 21; The tray 70 released from the bottom of the storage bin 22 is used to support the lift of the tray 24, and the tray 24 is installed on the second base frame 21; The mechanism 25 is used to support and transport the tray 70 released by the disk-taking mechanism 24 along the X-axis direction when the disk-taking mechanism 24 descends. . When the first loading device 20 is loaded into the tray 70, the release mechanism 23 supports the bottom tray 70; when the first loading device 20 is feeding, the tray removal mechanism 24 rises, and the release mechanism 23 releases the bottom tray 70 to the tray removal mechanism 24; when the tray-taking mechanism 24 descends to the lower side of the transport mechanism 25, the tray 70 supported on the tray-taking mechanism 24 is released onto the transport mechanism 25; the transport mechanism 25 can output the tray 70 along the X-axis direction to Realize the loading of tray 70. By using the release mechanism 23 to control the storage bin 22 to release the tray 70 from the bottom, when a new tray 70 is loaded from the top of the storage bin 22, it will not affect the feeding of the tray 70 at the bottom of the storage bin 22, so that it can be operated without stopping the machine. Loading a new tray 70 can simplify the loading process of the tray 70 and improve production efficiency.

In one embodiment of the present application, please refer to FIG. 3 and FIG. 4 , the second base frame 21 includes a support platform 211, a first side plate 212, a second side plate 213 and an adjustment assembly 214, and the first side plate 212 is installed on One side of the support platform 211, the second side plate 213 is slidably installed on the other side of the support platform 211, the adjustment assembly 214 is used to adjust the distance between the second side plate 213 and the first side plate 212, the second side plate 213 and the first side plate The side plates 212 are arranged side by side, the adjustment assembly 214 is installed on the support platform 211 , and the adjustment assembly 214 is connected to the second side plate 213 . In this way, the second side plate 213 can be adjusted to slide along the Y-axis direction to adapt to trays 70 of different widths. Optionally, the support table 211 is connected to the machine table 10, and the support table 211 is slidably connected to the second side plate 213 through a guide rail and a slider to guide the second side plate 213 to move along the Y-axis direction.

Optionally, the storage bin 22 includes a first limit frame 221 and a second limit frame 222, the first limit frame 221 is used for positioning one side of the tray 70, and the second limit frame 222 is used for positioning the other side of the tray 70. On one side, the bottom of the first limiting frame 221 is connected with the first side plate 212, the bottom of the second limiting frame 222 is connected with the second side plate 213, and the first limiting frame 221 and the second limiting frame 222 are facing each other. set up. The first limiting frame 221 and the second limiting frame 222 cooperate to position the tray 70 so as to limit the movement of the tray 70 in the horizontal direction. Moreover, when the second side plate 213 is adjusted, the second limiting frame 222 moves synchronously with the second side plate 213 , so that the storage compartment 22 can store trays 70 of different widths and improve the compatibility with the trays 70 .

Optionally, the first limiting frame 221 includes a plurality of baffles, the structure of the second limiting frame 222 may be symmetrical to that of the first limiting frame 221, and the ends and sides of the tray 70 are positioned by the plurality of baffles. side.

In one embodiment, please refer to FIG. 3 and FIG. 4 , the adjustment assembly 214 includes a third nut 2141, a first screw rod 2142, a support plate 2144 and a hand wheel 2143, the third nut 2141 is connected with the second side plate 213, the second The threaded rod 2142 is connected with the third nut 2141, the supporting plate 2144 is sleeved on one end of the first threaded rod 2142, the hand wheel 2143 is used to drive the first threaded rod 2142 to rotate, and the other end of the first threaded rod 2142 is supported on the first threaded rod 2142. On the side plate 212 , the supporting plate 2144 is connected with the support platform 211 , and the hand wheel 2143 is connected with the first screw rod 2142 . In this way, precise adjustment of the position of the second side plate 213 can be realized.

In one embodiment, please refer to FIG. 3 and FIG. 4 , the transmission mechanism 25 includes a first belt transmission assembly 251 and a second belt transmission assembly 252, and the first belt transmission assembly 251 is installed on the first side plate 212 close to the second side plate 213, the first belt transmission assembly 251 is used to support one side of the pallet 70, the second belt transmission assembly 252 is installed on the second side plate 213 near the side of the first side plate 212, and the second belt transmission assembly 252 is used On the other side of the supporting tray 70 , the second belt transmission assembly 252 and the first belt transmission assembly 251 cooperate with the transmission tray 70 . Certainly, the transmission mechanism 25 may also adopt two sets of conveying rollers to realize the support and transmission of the tray 70 .

In one embodiment of the present application, please refer to FIG. 3 and FIG. 4 , the disc removal mechanism 24 includes a first bracket 241, a second bracket 242, a lifting seat 243 and a lifting drive assembly 244, and the first bracket 241 is located on the first side plate. 212 is close to the side of the second side plate 213, the second bracket 242 is located on the side of the second side plate 213 close to the first bracket 241, the second bracket 242 cooperates with the first bracket 241 to support the tray 70, and the lifting seat 243 supports the first bracket 241 With the second bracket 242 , the lifting drive assembly 244 is used to drive the lifting base 243 to lift up and down. The first bracket 241 and the second bracket 242 can respectively support two ends of the tray 70 in the width direction, so that the lifting process of the tray 70 can be kept stable. Optionally, the first bracket 241 and the second bracket 242 are slidably connected to the lifting base 243, the sliding direction of the first bracket 241 and the second bracket 242 is along the Y-axis direction, and the disk-taking mechanism 24 also includes a mechanism for respectively moving the first bracket 241 and the second bracket 242 are locked with the lifting seat 243, which is convenient for adjusting the position and spacing of the first bracket 241 and the second bracket 242.

Optionally, the first bracket 241 is located on a side of the first belt transmission assembly 251 close to the second side plate 213 , and the second bracket 242 is located on a side of the second belt transmission assembly 252 close to the first side plate 212 . In this way, the installation of the first belt transmission assembly 251 and the second belt transmission assembly 252 is facilitated.

Optionally, damping strips are installed on both the first bracket 241 and the second bracket 242 , so that the impact on the tray 70 can be reduced.

In one embodiment of the present application, please refer to FIG. 3 and FIG. 4 , the support table 211 includes a first support plate, a second support plate and a plurality of slide bars, and the first support plate supports the first side plate 212 and the second side plate 212. Plate 213, the second support plate and the first support plate are arranged side by side and at intervals, and each slide bar is connected with the first support plate and the second support plate, please refer to Fig. The seat 243 is connected with the sliding sleeve, and the lifting drive assembly 244 is installed on the second support plate. Like this, the sliding rod and the sliding sleeve can be slidably connected to guide the lifting seat 243 to move in a straight line, reduce the resistance when the lifting seat 243 lifts, and improve the stability of the lifting seat 243 lifting. Optionally, the number of sliding bars is four, and each sliding bar is provided with a sliding sleeve, and the four sliding bars are arranged in a rectangular array, so that the stability of the supporting platform 211 and the lifting seat 243 can be further improved.

Optionally, the lifting drive assembly 244 includes a fourth nut, a second screw rod and a fifth motor, the fourth nut is connected to the lifting seat 243, the first support plate is sleeved on one end of the second screw rod, and the second support plate covers It is arranged at the other end of the second screw rod. The fifth motor is installed on the second support plate. The fifth motor is used to drive the second screw rod to rotate. The rotating shaft of the fifth motor is connected with the second screw rod. In this way, the lifting base 243 can be controlled to rise and fall by the rotation of the fifth motor.

In one embodiment of the present application, please refer to FIG. 3 and FIG. 4 , the lifting base 243 includes a third support plate and two end plates, the third support plate is slidably connected with the support table 211, and the two end plates are respectively arranged on the second At the two ends of the three support plates, the two end plates are arranged side by side. The two ends of the first bracket 241 are respectively connected to the ends of the two end plates slidably close to the first side plate 212, and the two ends of the second support 242 are respectively connected to the two ends The other end of the board slides into the connection. In this way, the stability of the first bracket 241 and the second bracket 242 can be guaranteed, and the positions of the first bracket 241 and the second bracket 242 can be adjusted to match the width of the tray 70 to ensure the stable lifting of the tray 70 . Specifically, a chute is provided on the end plate, and two sliding blocks are installed in each chute, and the first bracket 241 and the second bracket 242 are respectively connected to the corresponding sliding blocks by bolts; the sliding sleeve and the fourth nut are connected to the third support The plates are connected, and two strip holes are opened on the first supporting plate, and each end plate is penetrated in the strip holes, so that the sliding connection between the lifting seat 243 and the first bracket 241 and the second bracket 242 can be realized.

In one embodiment of the present application, referring to Fig. 3 and Fig. 4, the release mechanism 23 includes a slide frame 233, a support block 231 and a linear drive 232, the slide frame 233 communicates with the bottom of the storage bin 22, and the support block 231 is slidably inserted In the slide frame 233, the linear driver 232 is used to drive the support block 231 to extend out of the slide frame 233 and into the bottom of the storage bin 22, the slide frame 233 is connected with the second base frame 21, the linear drive 232 is installed on the slide frame 233, and The power output end of the linear driver 232 is connected with the support block 231 . The linear driver 232 drives the support block 231 to expand and contract, so as to support and release the tray 70 .

Optionally, the number of release mechanisms 23 may be two pairs, and the two pairs of release mechanisms 23 are arranged along the X-axis direction, and the two release mechanisms 23 in each pair are installed on the first side plate 212 and the second side plate 213 respectively , and the two release mechanisms 23 in each pair are facing to each other. In this way, it is beneficial to ensure that both ends of the tray 70 are stable when the release mechanism 23 supports the tray 70 . The linear driver 232 can be an air cylinder, so the cost is relatively low.

In one embodiment of the present application, please refer to Fig. 1, the transmission platform 30 includes a support base, a transmission mechanism, a third drive mechanism and a fifth base frame, the fifth base frame is connected with the machine table 10, and the transmission mechanism is used for supporting and Transport the tray 70 along the X-axis direction, the transmission mechanism is installed on the support base, the fifth base frame slides and supports the support base, and the third driving mechanism is used to drive the support base to move along the X-axis direction, so that the transmission mechanism and the transmission mechanism 25 or Adjacent transmission mechanisms are docked, the third drive mechanism is installed on the fifth base frame, and the power output end of the third drive mechanism is connected with the support base. The transfer platform 30 may adopt an existing connecting platform to realize the transfer of the pallet 70 . Optionally, the support base includes a third side plate, a fourth side plate and a fourth support plate, the third side plate is installed on one side of the fourth support plate, and the fourth side plate is slidably installed on the other side of the fourth support plate. side, the fourth side plate can slide along the Y-axis direction to adjust the position of the fourth side plate to adapt to different widths of pallets 70 .

Please refer to FIGS. 5 to 7 together. The second feeding device 40 includes a third base frame 41, a linear input mechanism 42, a linear output mechanism 43, a fourth base frame 44, a first lifting mechanism 45 and a second lifting mechanism 46. , the third base frame 41 and the fourth base frame 44 are connected to the machine platform 10; the linear input mechanism 42 is used to input the first material rack 71 carrying the first material 72, and the linear input mechanism 42 is installed on the third base frame 41 ; The linear output mechanism 43 is used to output the first rack 71, the linear output mechanism 43 is installed on the third base frame 41, and the linear output mechanism 43 and the linear input mechanism 42 are arranged side by side along the Z-axis direction; the fourth base frame 44 is located The 3rd pedestal 41 is close to an end of discharging device 60, and linear input mechanism 42 and linear output mechanism 43 are arranged along the lengthwise direction of 3rd pedestal 41; The first material rack 71 input by the linear input mechanism 42 is transmitted to the linear output mechanism 43, and the first lifting mechanism 45 is installed on the fourth base frame 44; the second lifting mechanism 46 is used to carry the first material in the first material rack 71 72 lifting, to output the first material 72 in the first rack 71, the second lifting mechanism 46 is installed on the first lifting mechanism 45, the second lifting mechanism 46 is connected with the fourth base frame 44 slidingly, and the second lifting The mechanism 46 is located on the upper side of the first lifting mechanism 45 . Like this by adopting the first lifting mechanism 45 to control the first material rack 71 lifting height, because the second lifting mechanism 46 is installed on the first lifting mechanism 45, the second lifting mechanism 46 can be connected with the first material when the first lifting mechanism 45 is running. The racks 71 are lifted and lowered synchronously; when the second lifting mechanism 46 is running, it can support the first material 72 in the first material rack 71 to rise, and the first material 72 is taken out from the first material rack 71 and raised to the feeding height. The transmission path of the first material 72 and the first material rack 71 is located in the vertical plane, so that the overall width of the second feeding device 40 is relatively small, which helps to reduce the width occupied by the edge of the processing device, and is convenient to move around the processing device. More second feeding devices 40 are arranged to realize the feeding of various materials, thereby reducing the volume of the entire equipment and facilitating loading.

In one embodiment of the present application, referring to FIGS. 5 to 7 , the first lifting mechanism 45 includes a first fork 451 , a first slide 452 , a first nut 453 , a driving screw 454 and a first motor 455 ; The first fork arm 451 is used to fork the first material rack 71 to support the first material rack 71 up and down, the first sliding seat 452 is connected with the first fork arm 451 , and the first sliding seat 452 is slidably connected with the fourth base frame 44 ; The first nut 453 is connected with the first sliding seat 452, the transmission screw 454 is connected with the first nut 453, and the transmission screw 454 is rotatably installed on the fourth base frame 44; the first motor 455 is used to drive the transmission screw 454 to rotate , the first motor 455 is installed on the fourth base frame 44 , and the first motor 455 is connected with the driving screw 454 . The rotation of the transmission screw 454 drives the first nut 453 to move in the vertical direction, so as to realize the precise control of the position of the first fork 451 .

In one embodiment, referring to Fig. 5 to Fig. 7, the second elevating mechanism 46 includes a second fork arm 461, a second sliding seat 462, a second nut 463 and a feeding assembly 464; the second fork arm 461 is used for fork Take the first material 72 to support the lifting of the first material 72; the second sliding seat 462 is connected with the second fork arm 461, the second sliding seat 462 is slidingly connected with the fourth base frame 44, and the second nut 463 is rotatably installed on the second On the sliding seat 462, the second nut 463 is connected with the transmission screw 454, and the second nut 463 is located on the upper side of the first nut 453; the feeding assembly 464 is used to drive the second nut 463 to rotate to drive the second sliding seat 462 Lifting and descending along the driving screw rod 454 , the feeding assembly 464 is installed on the second sliding seat 462 , and the feeding assembly 464 is connected with the second nut 463 . Using the first fork 451 to cooperate with the second fork 461, when the first fork 451 is inserted into the bottom of the first material rack 71, the second fork 461 can be inserted into the lower side of the first material 72 at the bottom of the first material rack 71, In this way, when the first motor 455 is running, the first sliding seat 452 and the second sliding seat 462 can be controlled to rise and fall synchronously. Fork out in the material rack 71.

Optionally, referring to FIGS. 5 to 7 , the feeding assembly 464 includes a first driven wheel 4641 , a first driving wheel 4642 , a first synchronous belt 4643 and a second motor 4644 , and the first driven wheel 4641 and the second nut 463 Coaxially connected, the first driving wheel 4642 cooperates with the first driven wheel 4641 to support the first synchronous belt 4643, the second motor 4644 is used to drive the first driving wheel 4642 to rotate, and the second motor 4644 is installed on the second sliding seat 462, The rotating shaft of the second motor 4644 is connected with the first driving wheel 4642 . In this way, the lifting height of the first material 72 can be precisely controlled. Optionally, a bearing is installed on the second sliding seat 462 , and the bearing is coaxially connected with the first driven wheel 4641 and the second nut 463 , so as to realize the rotational connection between the second nut 463 and the second sliding seat 462 . Optionally, the first sliding seat 452 and the second sliding seat 462 are slidably connected to the fourth base frame 44 through sliding blocks and guide rails respectively, so as to improve stability. Moreover, the first sliding seat 452 and the second sliding seat 462 share a guide rail, which is beneficial to reduce the volume and save the cost.

In an embodiment of the present application, referring to FIGS. 5 to 7 , a positioning platform 47 is installed on the top of the fourth base frame 44 , and the positioning platform 47 is used for positioning the first material 72 . By installing the positioning platform 47 on the top of the fourth base frame 44, the positioning of the position of the first material 72 can be realized, so as to control the accuracy of the material picking position. Optionally, a positioning groove is provided on the positioning platform 47, and the positioning groove is used for inserting the first material 72. A positioning sensor is installed on the positioning platform 47, and the positioning sensor is used to detect the position of the first material 72, so as to realize the positioning of the first material 72. Location targeting.

In one embodiment of the present application, referring to FIGS. 5 to 7 , the linear input mechanism 42 includes a first slideway 421 , a pushing seat 422 , a second synchronous belt 423 , a second driven wheel 424 , and a second driving wheel 425 And the third motor 426, the first slideway 421 is installed on the third base frame 41, the first slideway 421 is used to support the movement of the first material rack 71, and the pushing seat 422 is used to push the first material rack 71 along the first The slideway 421 moves, the pusher seat 422 is slidably connected with the third base frame 41, the second synchronous belt 423 is connected with the pusher seat 422, the second driven wheel 424 is rotatably mounted on one end of the third base frame 41, and the second driving wheel 425 cooperates with the second driven wheel 424 to support the second synchronous belt 423, the third motor 426 is used to drive the second driving wheel 425 to rotate, the third motor 426 is installed on the other end of the third base frame 41, the second driving wheel 425 and The rotating shafts of the third motor 426 are connected. By using the second synchronous belt 423 to drive the pushing seat 422 to push the first material rack 71 to move on the first slideway 421 , the linear transmission of the first material rack 71 is realized.

In one embodiment of the present application, please refer to FIG. 5 to FIG. 7 , the linear input mechanism 42 further includes a stopper assembly 427 , the stopper assembly 427 is located at the discharge end of the first slideway 421 , and when the first rack 71 is When pushed to the discharge end of the first slideway 421, the stop assembly 427 is used to stop and position the first rack 71; the stop assembly 427 includes a stop seat 4271, a lifting frame 4272 and a second driver 4273, and the lifting frame 4272 Support the stop seat 4271, the second driver 4273 is used to drive the lifting frame 4272 up and down, the lifting frame 4272 is slidingly connected with the third base frame 41, the second driver 4273 is installed on the lifting frame 4272, and the power output end of the second driver 4273 It is connected with the third pedestal 41 . In this way, the second driver 4273 can drive the lifting frame 4272 to rise, so as to stop the sliding of the first material rack 71 and prevent the first material rack 71 from breaking away from the first slideway 421 when the first fork arm 451 is not in place.

Optionally, the pushing seat 422 includes a first sliding plate and a first non-return seat, the first non-return seat includes a pushing block, a connecting seat and a first spring, the first sliding plate is connected with the second synchronous belt 423, the second A sliding plate is slidingly connected to the third base frame 41, the connecting seat is connected to the first sliding plate, the pushing block is hinged on the connecting seat, the first spring is used to push the end of the pushing block close to the fourth base frame 44 to swing upwards, When the material pushing seat 422 moves toward the fourth base frame 44 , the first material frame 71 is pushed to move. When pushing material seat 422 away from the 4th pedestal 44 like this, when pushing material seat 422 when passing the first material rack 71 in the middle part of first slideway 421, first material rack 71 can press pushing material block to swing downwards, to avoid The pushing seat 422 drives the first material rack 71 away from the fourth base frame 44 , so as to realize the circulation output of the first material rack 71 on the first slideway 421 . Optionally, the number of the first non-return seats is two pairs, and the two pairs of first non-return seats are arranged along the length direction of the third base frame 41. When the first material rack 71 is pushed to move, wherein: a pair of first The non-return seat can be snapped into the first stop on the bottom of the first material rack 71 , and another pair of first non-return seats can be snapped into the second stop on the side of the first material rack 71 away from the fourth base frame 44 . In this way, it is beneficial to improve the stability of the movement of the first rack 71 .

In one embodiment of the present application, please refer to FIG. 5 to FIG. 7 , the linear output mechanism 43 includes a second slideway 431 , a hook seat 432 , a third synchronous belt 433 , a third driven wheel 434 , and a third driving wheel 435 And the fourth motor 436, the second slideway 431 is installed on the third base frame 41, the second slideway 431 is used to support the movement of the first material rack 71, and the hook material seat 432 is used to pull the first material rack 71 along the second The slideway 431 moves, and the hook material seat 432 is slidingly connected with the third base frame 41, the third synchronous belt 433 is connected with the hook material seat 432, the third driven wheel 434 is rotatably installed on one end of the third base frame 41, and the third driving wheel 435 cooperates with the third driven wheel 434 to support the third synchronous belt 433, the fourth motor 436 is used to drive the third driving wheel 435 to rotate, the fourth motor 436 is installed on the other end of the third base frame 41, the third driving wheel 435 and The rotating shafts of the fourth motor 436 are connected together. By using the third synchronous belt 433 to drive the hook seat 432, the first material rack 71 is pulled to move on the second slideway 431, so as to realize the transmission of the first material rack 71 along the Y-axis direction.

In one embodiment of the present application, please refer to FIG. 5 to FIG. 7 , the linear output mechanism 43 further includes a non-return assembly 437, and the non-return assembly 437 is used to stop the first rack 71 at the feeding end of the second slideway 431. , to prevent the first rack 71 from moving towards the direction close to the fourth base frame 44; the non-return assembly 437 includes a non-return hook, a mounting block and an elastic member, the mounting block is hingedly connected with the non-return hook, and the elastic member can be a spring or a twist The spring and the elastic part are used to push the non-return hook to hook the first rack 71, the mounting block is connected to the third base frame 41, and the two ends of the elastic part abut against the mounting block and the non-return hook respectively. In this way, after the first rack 71 enters the second slideway 431 near the end of the fourth base frame 44, the elastic member can push the non-return hook to rise upwards near the end of the fourth base frame 44, so as to prevent the first rack 71 Move toward the direction close to the fourth base frame 44 , so that the hooking seat 432 moves toward the fourth base frame 44 . Optionally, the non-return assembly 437 also includes a mounting frame, the mounting frame is connected to the third base frame 41, and the mounting block is connected to the top of the mounting frame, so that the height of the non-return hook can be equal to the height of the second slideway 431 match.

Optionally, the material hook seat 432 includes a second sliding plate, a connecting arm, a claw and a second spring, the connecting arm is located at an end of the second sliding plate close to the fourth base frame 44, and one end of the connecting arm is connected with the second sliding plate , the other end of the connecting arm is hinged with the hook, and the second spring is used to push the end of the hook close to the second sliding plate to swing upwards, so as to hook the bottom of the first material rack 71 . In this way, when the material hook seat 432 moves to the fourth base frame 44 , the first material rack 71 can be used to press the claws to swing downward, so as to prevent the claws from driving the first material frame 71 to move to the fourth base frame 44 . Optionally, the number of claws is two pairs, the number of connecting arms is one pair, the number of second springs is two pairs, two pairs of connecting arms are arranged side by side, each connecting arm is connected with two claws, two pairs of hooks Claws are arranged along the length direction of the third base frame 41. When the first material rack 71 is pulled to move, one pair of hook claws can be snapped into the first locking position at the bottom of the first material rack 71, and the other pair of hook claws can be stuck. Insert the second clip on the side of the first material rack 71 close to the fourth base frame 44, so that it is beneficial to improve the stability of the movement of the first material rack 71. Of course, a second non-return seat can also be installed on the second sliding plate, and the second non-return seat can have the same structure as the first non-return seat, and the first card position or the second non-return seat can be clamped by the second non-return seat. The card position is moved by pulling the first material rack 71.

Rollers are installed on the bottom of the first material rack 71 provided in the present application, and the first material rack 71 is supported by the rollers to reduce the resistance to movement of the first material rack 71 . The first rack 71 has a sliding chamber for accommodating the first material 72 and a jack for the second fork 461 to be inserted into. When moving, while the first fork arm 451 forks the first material rack 71 , the second fork arm 461 can be inserted into the insertion hole. The bottom of the first rack 71 is provided with two first clamping positions and four second clamping positions. Each end is provided with two second locking positions, the first locking position and the second locking position are used for the first non-return seat, the hook and the second non-return seat to snap into, so as to drive the first material rack 71 to move.

In an embodiment of the present application, please refer to FIG. 1 , the structure of the third feeding device 50 is the same as that of the second feeding device 40 . In this way, the material feeding position can be adjusted according to needs, which helps to improve the versatility of the feeding device and reduce the cost of multi-material automatic feeding equipment. Optionally, the second feeding device 40 and the third feeding device 50 are perpendicular to each other, so that the feeding position can be selected according to the angle between the first material 72 and the second material on the tray 70, so as to reduce the amount of material feeding. rotation during the process.

The above descriptions are only preferred embodiments of the application, and are not intended to limit the application. Any modifications, equivalent replacements and improvements made within the spirit and principles of the application should be included in the protection of the application. within range.

Claims (10)

1. A multi-material automatic feeding device, characterized in that it comprises: machine (10); The first feeding device (20) is used to supply the tray (70), and the first feeding device (20) is installed on the machine platform (10); a transport platform (30), configured to transport the pallet (70) along the X-axis direction, the transport platform (30) being installed on the machine platform (10); The second feeding device (40), used to transport the first material rack (71) carrying the first material (72), and output the first material (72) in the first material rack (71) , the second feeding device (40) is installed on the machine platform (10); The third feeding device (50) is used to transfer the second material rack carrying the second material, and output the second material in the second material rack, and the third feeding device (50) is installed on said machine table (10); and, A discharge device (60), configured to load the first material (72) and the second material into the tray (70) on the transfer platform (30), the discharge device (60 ) is installed on the machine platform (10). 2. The multi-material automatic feeding equipment according to claim 1, characterized in that, the discharging device (60) includes a retrieving device for picking and placing the first material (72) and the second material mechanism (61), a first support (62) supporting the reclaiming mechanism (61), a first drive mechanism (63) for driving the first support (62) to move along the X-axis direction, a support The second support (64) of the first drive mechanism (63), the second drive mechanism (65) for driving the second support (64) to move along the Y-axis direction, and the second drive mechanism (65) for supporting the second drive The first pedestal (66) of the mechanism (65), the first support (62) is slidingly connected to the second support (64), and the second support (64) is connected to the first base The frame (66) is slidingly connected, the first base frame (66) is connected with the machine platform (10), and the power output end of the first drive mechanism (63) is connected with the first support (62) , the power output end of the second driving mechanism (65) is connected with the second support (64). 3. The multi-material automatic feeding device according to claim 2, characterized in that, the number of the second driving mechanism (65) is two, and the two second driving mechanisms (65) straddle the The two ends of the transmission platform (30), and the two ends of the second support (64) are respectively connected with the corresponding second driving mechanism (65). 4. multi-material automatic feeding equipment as claimed in claim 1, is characterized in that, the quantity of described transfer platform (30) is a plurality of, and described first feeding device (20) and a plurality of described transfer platforms (30) are arranged in sequence along the X-axis direction, and the discharge device (60) is installed above each of the transfer platforms (30); the third feeding device (50) and the first feeding device ( 20) Arranged side by side, each of the transfer platforms (30) is equipped with at least one second feeding device (40) on a side close to the third feeding device (50), each of the second feeding devices The devices (40) are arranged side by side. 5. The multi-material automatic feeding equipment according to any one of claims 1 to 4, characterized in that, the first feeding device (20) comprises: The second pedestal (21) is connected to the machine platform (10); a storage bin (22), used to store the multi-layer pallets (70), and the storage bin (22) is installed on the second base frame (21); A release mechanism (23) for supporting and releasing the tray (70) in the storage bin (22), the release mechanism (23) being installed on the second base frame (21); A disk-taking mechanism (24), used to support the lifting of the tray (70) released from the bottom of the storage bin (22), and the disk-taking mechanism (24) is installed on the second base frame (21); as well as, The transmission mechanism (25) is used to support and transmit the tray (70) released by the disk retrieval mechanism (24) along the X axis when the disk retrieval mechanism (24) descends, and the transmission mechanism (25 ) is installed on the second base frame (21), and the transmission mechanism (25) is located below the storage bin (22). 6. The multi-material automatic feeding equipment according to claim 5, characterized in that, the second base frame (21) comprises a support platform (211), a first A side plate (212), a second side plate (213) slidingly installed on the other side of the support platform (211) and used for adjusting the second side plate (213) and the first side plate (212) A distance adjustment component (214), the second side plate (213) is arranged side by side with the first side plate (212), the adjustment component (214) is installed on the support platform (211), and the The adjustment assembly (214) is connected to the second side plate (213); The storage bin (22) includes a first limiting frame (221) connected to the first side plate (212) and a first limiting frame (221) that cooperates with the first limiting frame (221) to position the tray (70). Two limiting frames (222), the second limiting frame (222) is connected with the second side plate (213). 7. The multi-material automatic feeding equipment according to any one of claims 1 to 4, characterized in that, the second feeding device (40) comprises: The third pedestal (41) is connected to the machine platform (10); a linear input mechanism (42), used to input the first material rack (71), and the linear input mechanism (42) is installed on the third base frame (41); a linear output mechanism (43), used to output the first rack (71), the linear output mechanism (43) is installed on the third base frame (41), and the linear input mechanism (42) and the linear output mechanism (43) are arranged side by side along the Z-axis direction; A fourth pedestal (44), located at one end of the third pedestal (41) close to the discharge device (60), the fourth pedestal (44) is connected to the machine platform (10); The first lifting mechanism (45) is used to transfer the first rack (71) input by the linear input mechanism (42) to the linear output mechanism (43), and the first lifting mechanism (45) Installed on the fourth pedestal (44); The second lifting mechanism (46) is used to output the first material (72) in the first material rack (71), and the second lifting mechanism (46) is installed on the first lifting mechanism ( 45), the second lifting mechanism (46) is slidingly connected to the fourth base frame (44), and the second lifting mechanism (46) is connected to the upper side of the first lifting mechanism (45). 8. The multi-material automatic feeding device according to claim 7, characterized in that: the first lifting mechanism (45) includes a first fork (451) for supporting the first material rack (71) , the first sliding seat (452) connected to the first fork arm (451), the first nut (453) connected to the first sliding seat (452), the first nut (453) connected to The transmission screw (454) and the first motor (455) used to drive the rotation of the transmission screw (454), the first sliding seat (452) is slidingly connected with the fourth base frame (44), The transmission screw rod (454) is rotatably mounted on the fourth base frame (44), the first motor (455) is mounted on the fourth base frame (44), and the first motor ( 455) is connected with the transmission screw mandrel (454); The second lifting mechanism (46) includes a second fork (461) for supporting the first material (72), a second slide (462) connected to the second fork (461), Rotate the second nut (463) mounted on the second slide (462) and the feeding assembly (464) for driving the second nut (463) to rotate, the second slide (462) Slidingly connected with the fourth base frame (44), the second nut (463) is connected with the driving screw rod (454), and the second nut (463) is located on the first nut (453) On the upper side of the upper side, the feeding assembly (464) is installed on the second sliding seat (462), and the feeding assembly (464) is connected with the second nut (463). 9. The multi-material automatic feeding device according to claim 7, characterized in that: a positioning platform (47) for positioning the first material (72) is installed on the top of the fourth base frame (44). 10. The multi-material automatic feeding equipment according to any one of claims 1 to 4, characterized in that: the structure of the third feeding device (50) is different from the structure of the second feeding device (40). same.

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