Material transfer device

Abstract

The utility model relates to a material transfer device. The material transferring device comprises a first discharging mechanism, a second discharging mechanism and a carrying mechanism, the first discharging mechanism comprises a first frame and a placing assembly, the placing assembly is arranged on the first frame, and the first frame is provided with a first connecting assembly. The second discharging mechanism comprises a second frame, the second frame is provided with a containing groove, the second frame is provided with a second connecting assembly, and the containing groove is used for containing workpieces. When the carrying mechanism carries the first discharging mechanism, the carrying mechanism is detachably connected with the first connecting assembly, the carrying mechanism lifts and moves the first discharging mechanism, and when the carrying mechanism carries the second discharging mechanism, the carrying mechanism is detachably connected with the second connecting assembly, and the carrying mechanism lifts and moves the second discharging mechanism. The material transfer device has the advantages of being high in efficiency and low in cost.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of battery production equipment, in particular to a material transfer device. BACKGROUND

[0002] In the production process of a battery, materials produced as semi-finished products need to be transferred on various production lines. In actual production and assembly, manual transfer of materials on various production lines is usually required to complete the feeding or discharging of materials.

[0003] However, due to the variety of materials, feeding or discharging by manual carrying may not be able to be timely transferred to the position, and manual carrying may also have the possibility of sending materials to the wrong place, affecting the material flow of the entire factory, and having the defects of low efficiency and high cost. CONTENT OF THE INVENTION

[0004] Therefore, it is necessary to provide a material transfer device in view of the low efficiency and high cost of manual transfer of materials.

[0005] The utility model provides a material transfer device, which comprises:

[0006] A first discharging mechanism, the first discharging mechanism comprises a first frame and a placing assembly, the placing assembly is arranged on the first frame, and the first frame is provided with a first connecting assembly;

[0007] A second discharging mechanism, the second discharging mechanism comprises a second frame, the second frame is provided with a placing groove, the second frame is provided with a second connecting assembly, and the placing groove is used for placing a workpiece;

[0008] and a carrying mechanism, the carrying mechanism is used for carrying the first discharging mechanism or the second discharging mechanism, when the carrying mechanism carries the first discharging mechanism, the carrying mechanism is detachably connected with the first connecting assembly, and the carrying mechanism lifts and moves the first discharging mechanism, when the carrying mechanism carries the second discharging mechanism, the carrying mechanism is detachably connected with the second connecting assembly, and the carrying mechanism lifts and moves the second discharging mechanism.

[0009] In one embodiment, the placing assembly comprises a first placing piece, the first frame comprises a bottom plate and a first support, the first support is mounted on the bottom plate, the first placing piece comprises a placing disc, the placing disc is arranged at one end of the first support opposite to the bottom plate, and the placing disc is used for placing auxiliary materials.

[0010] In one of the embodiments, the placing assembly further comprises a second placing member, which is arranged at one end of the first placing member close to the bottom plate, and the second placing member comprises a plurality of bearing frames, which are respectively installed on both sides of the first support, and the bearing frames are used for placing pipes.

[0011] In one of the embodiments, the placing assembly further comprises a third placing member, which is arranged at one end of the second placing member close to the bottom plate, and the third placing member comprises a plurality of buckles, which are installed on the bottom plate, and the buckles are used for clamping copper bar materials.

[0012] In one of the embodiments, the second frame comprises a second support and a plurality of third supports, which are arranged at intervals on the second support, and a placing groove is formed between adjacent two third supports.

[0013] In one of the embodiments, the second frame further comprises a plurality of limiting members, which are installed on the second support, and the limiting members are arranged one by one corresponding to the placing grooves, and the limiting members are used for clamping workpieces placed in the placing grooves.

[0014] In one of the embodiments, the first connecting assembly comprises a first positioning block, which is arranged on the bottom plate, and the first positioning block is provided with a first positioning hole, and the carrying mechanism is provided with a first positioning pin, which is movably inserted into the first positioning hole.

[0015] The second connecting assembly comprises a second positioning block, which is arranged on the second support, and the second positioning block is provided with a second positioning hole, and the first positioning pin is movably inserted into the second positioning hole; or,

[0016] The first positioning block is provided with a second positioning pin, and the carrying mechanism is provided with a third positioning hole, and the second positioning pin is movably inserted into the third positioning hole; and the second positioning block is provided with a third positioning pin, and the third positioning pin is movably inserted into the third positioning hole.

[0017] In one of the embodiments, the first positioning block is provided with a first identification code, the second positioning block is provided with a second identification code, and the carrying mechanism further comprises a visual sensor, which is used for identifying the first identification code when the carrying mechanism is combined with the first placing mechanism, and the visual sensor is used for identifying the second identification code when the carrying mechanism is combined with the second placing mechanism.

[0018] In one of the embodiments, the first feeding mechanism further comprises a first frame, and the first frame is detachably placed on the first frame; the second feeding mechanism further comprises a second frame, and the second frame is detachably placed on the second frame.

[0019] In one of the embodiments, the first feeding mechanism further comprises a first position sensor, and the first position sensor is installed on the first frame, and the first position sensor is used to detect whether the first frame is placed on the first frame; the second feeding mechanism further comprises a second position sensor, and the second position sensor is installed on the second frame, and the second position sensor is used to detect whether the second frame is placed on the second frame.

[0020] The material transfer device has the advantages that the first feeding mechanism and the second feeding mechanism are provided, the placing assembly is arranged on the first frame of the first feeding mechanism, the placing assembly can be used to place different auxiliary materials, the placing groove is arranged on the second frame of the second feeding mechanism, the workpiece to be assembled is placed in the placing groove, the first feeding mechanism or the second feeding mechanism can be automatically lifted up by the carrying mechanism and transferred to the feeding or discharging position, so that the feeding or discharging can be automatically and efficiently completed, manual operation is not needed, the error probability is reduced, and the device has the advantages of high efficiency and low cost. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 A structure diagram of a first feeding mechanism of the material transfer device.

[0022] Figure 2 Another view structure diagram of the first feeding mechanism of the material transfer device.

[0023] Figure 3 A structure diagram of a second feeding mechanism of the material transfer device.

[0024] Figure 4 Another view structure diagram of the second feeding mechanism of the material transfer device.

[0025] Figure 5 A use diagram of the second feeding mechanism of the material transfer device.

[0026] LIST OF DRAWINGS

[0027] 100, first feeding mechanism; 110, first frame; 111, bottom plate; 112, first support; 120, first placing piece; 130, second placing piece; 140, third placing piece; 150, first connecting assembly; 151, first positioning block; 151A, first positioning hole; 152, first identification code; 160, first truss; 170, first position sensor;

[0028] 200, second feeding mechanism; 210, second frame; 210A, placing groove; 211, second support; 212, third support; 213, limiting piece; 220, second connecting assembly; 221, second positioning block; 221A, second positioning hole; 222, second identification code; 230, second truss; 240, second position sensor;

[0029] 10, workpiece. DETAILED DESCRIPTION

[0030] In order to make the above objectives, features and advantages of the present application more apparent, specific embodiments of the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. However, the present application can be practiced in a number of different ways beyond the specific embodiments described and it is to be understood that the present application is not limited in this regard. In other instances, well-known methods have not been described in detail in order to avoid unnecessarily obscuring the present application.

[0031] In the description of the present application, it should be understood that, if there are terms such as "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. appear, these terms indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0032] In addition, if the terms "first", "second" appear, these terms are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features referred to. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, if the term "multiple" appears, the meaning of "multiple" is at least two, for example, two, three, etc., unless otherwise specifically limited.

[0033] In the present application, unless specifically defined otherwise, if there is an appearance of the terms "installation", "connection", "connection", "fixation" and the like, these terms should be understood in a broad sense. For example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise explicitly defined. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0034] In the present application, unless specifically defined otherwise, if there is a description of the first feature "on" or "below" the second feature and the like, it can mean that the first and second features are in direct contact, or the first and second features are indirectly in contact through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be the first feature directly above or obliquely above the second feature, or it can only mean that the first feature is higher than the second feature in horizontal height. The first feature "below", "below" and "below" the second feature can be the first feature directly below or obliquely below the second feature, or it can only mean that the first feature is less than the second feature in horizontal height.

[0035] It should be noted that if an element is referred to as "fixed to" or "provided on" another element, it can be directly on another element or there can be a middle element. If an element is considered to be "connected" to another element, it can be directly connected to another element or there can be a middle element. If present, the terms "vertical", "horizontal", "up", "down", "left", "right" and the like used in the present application are only for illustrative purposes and do not represent the only implementation.

[0036] Reference Figures 1 to 4, shows a structural schematic diagram of a material transfer device in an embodiment of the present application. The material transfer device includes a first material placing mechanism 100, a second material placing mechanism 200, and a carrying mechanism. The first material placing mechanism 100 includes a first frame 110 and a placing assembly. The placing assembly is arranged on the first frame 110. The first frame 110 is provided with a first connecting assembly 150. The second material placing mechanism 200 includes a second frame 210. The second frame 210 is provided with a placing groove 210A. The second frame 210 is provided with a second connecting assembly 220. The placing groove 210A is used for placing a workpiece 10. The carrying mechanism is used for carrying the first material placing mechanism 100 or the second material placing mechanism 200. When the carrying mechanism carries the first material placing mechanism 100, the carrying mechanism is detachably connected with the first connecting assembly 150. The carrying mechanism lifts and moves the first material placing mechanism 100. When the carrying mechanism carries the second material placing mechanism 200, the carrying mechanism is detachably connected with the second connecting assembly 220. The carrying mechanism lifts and moves the second material placing mechanism 200.

[0037] In an exemplary embodiment, the carrying mechanism is an AGV industrial vehicle. Specifically, AGV industrial vehicle is the abbreviation of Automated Guided Vehicle, that is, an automatic guided vehicle. The AGV industrial vehicle can automatically transfer the first material placing mechanism 100 or the second material placing mechanism 200, automatically travel or tow the first material placing mechanism 100 or the second material placing mechanism 200 to a designated location, and automatically load and unload the first material placing mechanism 100 or the second material placing mechanism 200. In other embodiments, the carrying mechanism can also be a crown block, a mechanical arm, or a drone, etc. to meet the automatic carrying requirements.

[0038] The material transfer device described in the embodiments of the present application can quickly deploy a set of materials to complete the installation of products by arranging the first material placing mechanism 100 and the second material placing mechanism 200, arranging the placing assembly on the first frame 110 of the first material placing mechanism 100, and placing different auxiliary materials in the placing assembly. This facilitates the installation of employees and has the effect of preventing mistakes. The second frame 210 of the second material placing mechanism 200 is provided with a placing groove 210A. The workpiece 10 to be assembled is placed in the placing groove 210A. Then, the carrying mechanism can automatically connect the first connecting assembly 150 of the first material placing mechanism 100 or the second connecting assembly 220 of the second material placing mechanism 200, thereby lifting the first material placing mechanism 100 or the second material placing mechanism 200. Then, the carrying mechanism carries the first material placing mechanism 100 or the second material placing mechanism 200 to the loading or unloading position.

[0039] The material transfer device provided by the embodiment of the application can load and accommodate the auxiliary materials and the workpiece 10 through the first and second material discharge mechanisms 100 and 200, and then lift and move the first and second material discharge mechanisms 100 and 200 through the carrying mechanism, so as to complete efficient and automatic feeding or discharging. The whole feeding and discharging process does not need to be operated manually, so the probability of manual error is reduced, the speed of transfer is fast, and the device has the advantages of high efficiency and low cost.

[0040] In some embodiments, as shown in Figure 1 The first frame 110 includes a bottom plate 111 and a first support 112, the first support 112 is installed on the bottom plate 111, and the first placement member 120 includes a placement disc arranged at one end of the first support 112 relative to the bottom plate 111, and the placement disc is used for placing auxiliary materials. Specifically, the first support 112 is arranged perpendicularly to the bottom plate 111. A plurality of placement discs are arranged on the top of the first support 112 by arranging the first support 112 on the bottom plate 111. In an exemplary embodiment, the placement disc includes a plurality of placement discs, each of which can be used to place different auxiliary materials, such as screws, nuts, rods, insulators, wire harness mounting boxes, and other auxiliary materials that need to be installed. The plurality of placement discs can classify and accommodate different auxiliary materials, which is convenient for workers to take and use after feeding, and has the advantage of convenient use.

[0041] In an optional embodiment, as shown in Figure 1 The placement assembly further includes a second placement member 130, the second placement member 130 is arranged at one end of the first placement member 120 close to the bottom plate 111, and the second placement member 130 includes a plurality of carrying racks, the plurality of carrying racks are respectively installed on both sides of the first support 112, and the carrying rack is used for placing a pipeline. By arranging a plurality of carrying racks on the side of the first support 112, the pipeline to be installed can be placed on the carrying rack, which is convenient for accommodating or taking the pipeline.

[0042] In an exemplary embodiment, the carrying rack is composed of a plurality of pipe pieces, the plurality of pipe pieces are connected to the first support 112 along the horizontal direction, and the pipe piece is arranged at an upward angle away from the end connected to the first support 112, so that the pipeline to be installed can be carried on the pipe piece.

[0043] In an optional embodiment, as shown in Figure 1As shown, the placing assembly further includes a third placing piece 140, which is arranged at one end of the second placing piece 130 close to the bottom plate 111, so that the first placing piece 120, the second placing piece 130 and the third placing piece 140 are staggered in sequence to form a layout convenient for taking. The third placing piece 140 includes a plurality of buckles mounted on the bottom plate 111, which are used to clamp the copper bar material. In order to fix and store the copper bar material in the battery assembly, the buckles are arranged on the bottom plate 111, and the copper bar material is clamped in the buckles, so that the copper bar material can be conveniently stored or taken.

[0044] In combination Figure 5 , a use schematic diagram of the material transfer device in an embodiment of the present application is shown. In an optional embodiment, the second frame 210 includes a second support 211 and a plurality of third supports 212, which are arranged at intervals on the second support 211, and a placing groove 210A is formed between adjacent two third supports 212, which is used to place the workpiece 10. Specifically, the plurality of third supports 212 are arranged vertically on the second support 211, and the placing groove 210A is arranged between two third supports 212, so that the workpiece 10 to be installed can be placed in the placing groove 210A, thereby automatically feeding and transferring the workpiece 10 through the second feeding mechanism 200 without manual operation.

[0045] In an optional embodiment, as shown in Figure 3 , the second frame 210 further includes a plurality of limiting pieces 213, which are mounted on the second support 211 and correspondingly arranged with the placing groove 210A, and the limiting piece 213 is used to clamp the workpiece 10 placed in the placing groove 210A. By arranging the limiting piece 213 at the bottom of the placing groove 210A, when the workpiece 10 is placed in the placing groove 210A, the workpiece 10 is clamped in the limiting piece 213, so that the workpiece 10 remains stable during transportation, avoiding the workpiece 10 from falling, which has the advantage of high safety.

[0046] In an optional embodiment, as shown in Figure 2As shown, the first connecting assembly 150 comprises a first positioning block 151, which is arranged on the bottom plate 111 and is provided with a first positioning hole 151A. The handling mechanism is provided with a first positioning pin, which is movably inserted into the first positioning hole 151A. Specifically, the first positioning block 151 is arranged at the bottom of the bottom plate 111, facilitating the handling mechanism to lift the first material feeding mechanism 100 from the bottom. The handling mechanism positions the first material feeding mechanism 100 through the first positioning block 151. The first positioning hole 151A is arranged on the first positioning block 151, so that the first positioning pin of the handling mechanism is inserted into the first positioning hole 151A to complete the positioning. Then the handling mechanism lifts the entire first frame 110, and the first material feeding mechanism 100 is transported.

[0047] Further, as shown in Figure 4 the second connecting assembly 220 comprises a second positioning block 221, which is arranged on the second support 211 and is provided with a second positioning hole 221A. The first positioning pin is movably inserted into the second positioning hole 221A. Specifically, the second positioning block 221 is arranged at the bottom of the second support 211, facilitating the handling mechanism to lift the second material feeding mechanism 200 from the bottom. The handling mechanism positions the second material feeding mechanism 200 through the second positioning block 221. The second positioning hole 221A is arranged on the second positioning block 221, so that the first positioning pin of the handling mechanism is inserted into the second positioning hole 221A to complete the positioning. Then the handling mechanism lifts the entire second frame 210, and the second material feeding mechanism 200 is transported.

[0048] In another embodiment, the first positioning block 151 is provided with a second positioning pin, and the handling mechanism is provided with a third positioning hole, in which the second positioning pin is movably inserted. The second positioning block 221 is provided with a third positioning pin, which is movably inserted into the third positioning hole. By arranging the third positioning hole on the handling mechanism, the second positioning pin cooperates with the third positioning hole when the handling mechanism transports the first material feeding mechanism 100, or the third positioning pin cooperates with the third positioning hole when the handling mechanism transports the second material feeding mechanism 200, ensuring the stability of the connection between the handling mechanism and the first material feeding mechanism 100 or the second material feeding mechanism 200.

[0049] In an optional embodiment, as shown in Figure 2 and Figure 4As shown, the first positioning block 151 is provided with a first identification code 152, and the second positioning block 221 is provided with a second identification code 222. The carrying mechanism further comprises a visual sensor. When the carrying mechanism is combined with the first material placing mechanism 100, the visual sensor is used to identify the first identification code 152. When the carrying mechanism is combined with the second material placing mechanism 200, the visual sensor is used to identify the second identification code 222. By setting the first identification code 152 on the first positioning block 151 and the second identification code 222 on the second positioning block 221, when the carrying mechanism carries the first material placing mechanism 100, the first identification code 152 can be identified by the visual sensor. When the carrying mechanism carries the second material placing mechanism 200, the second identification code 222 can be identified by the visual sensor. Thus, the type of material placing and the work order information can be quickly determined, full-automatic material placing and discharging can be achieved, manual intervention can be reduced, and the consistency of the material transfer device can be improved.

[0050] In an optional embodiment, the relative positions of the first positioning hole 151A and the first identification code 152 on the first positioning block 151 are consistent with the relative positions of the second positioning hole 221A and the second identification code 222 on the second positioning block 221. By setting the structures of the first positioning block 151 and the second positioning block 221 to be consistent, the first material placing mechanism 100 and the second material placing mechanism 200 can be applied to the carrying mechanism.

[0051] In an exemplary embodiment, the first identification code 152 and the second identification code 222 are both two-dimensional codes, and the visual sensor is an industrial camera.

[0052] In an optional embodiment, as shown in Figure 1 and Figure 3 The first material placing mechanism 100 further comprises a first frame 110, and the second material placing mechanism 200 further comprises a second frame 210. The first frame 110 is detachably placed on the first positioning block 151, and the second frame 210 is detachably placed on the second positioning block 221. By setting the first frame 110 and the second frame 210, the first frame 110 can be placed on the first positioning block 151 to be supported, and the second frame 210 can be placed on the second positioning block 221 to be supported. Thus, the carrying mechanism can be conveniently moved to the bottom of the first frame 110 or the second frame 210 to lift and move them, and the transfer can be completed.

[0053] In an optional embodiment, the bottom of the first frame 110 is provided with a first pad, and the first pad is arranged between the first frame 110 and the first truss 160. The bottom of the second frame 210 is provided with a second pad, and the second pad is arranged between the second frame 210 and the second truss 230. By setting the first pad and the second pad, the first frame 110 and the second frame 210 can be buffered when placed, and impact can be avoided.

[0054] In an optional embodiment, the four corners of the first frame 110 are provided with a first fence, and the four corners of the second frame 210 are provided with a second fence. By providing the first fence and the second fence, the first frame 110 and the second frame 210 can be prevented from being offset and falling when placed, and the safety in the production process is ensured.

[0055] In an optional embodiment, as shown in Figure 1 The first feeding mechanism 100 further comprises a first position sensor 170, which is installed on the first frame 160 and is used to sense whether the first frame 110 is placed on the first frame 160. By providing the first position sensor 170 on the first frame 160, it can be detected in real time whether the first frame 110 is placed on the first frame 160, so that the feeding condition of the first frame 110 can be monitored in real time, and the normal operation of the material transfer device is ensured.

[0056] Similarly, as shown in Figure 3 The second feeding mechanism 200 further comprises a second position sensor 240, which is installed on the second frame 230 and is used to sense whether the second frame 210 is placed on the second frame 230. By providing the second position sensor 240 on the second frame 230, it can be detected in real time whether the second frame 210 is placed on the second frame 230, so that the feeding condition of the second frame 210 can be monitored in real time, and the normal operation of the material transfer device is ensured.

[0057] In an exemplary embodiment, the first position sensor 170 is a travel switch or an ultrasonic distance measuring sensor, and the second position sensor 240 is a travel switch or an ultrasonic distance measuring sensor.

[0058] The technical features of the above-described embodiments can be combined in any manner. In order to make the description concise, not all possible combinations of the technical features in the above-described embodiments are described, but as long as the combinations of the technical features do not exist, they should be considered as the scope of the description.

[0059] The above-described embodiments only express several implementation manners of the present application, and the description is more specific and detailed, but it should not be understood as a limitation on the patent scope of the application. It should be pointed out that for ordinary skilled persons in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which are all within the protection scope of the present application. Therefore, the patent protection scope of the present application should be subject to the appended claims.

Claims

1. A material transfer device, characterized by, The utility model relates to a material transfer device, which comprises: a first material placing mechanism (100) comprising a first frame (110) and a placing assembly arranged on the first frame (110), wherein the first frame (110) is provided with a first connecting assembly (150); a second material placing mechanism (200) comprising a second frame (210) provided with a placing groove (210A) for placing a workpiece (10), wherein the second frame (210) is provided with a second connecting assembly (220); and a carrying mechanism for carrying the first material placing mechanism (100) or the second material placing mechanism (200), wherein when the carrying mechanism carries the first material placing mechanism (100), the carrying mechanism is detachably connected with the first connecting assembly (150), and the carrying mechanism lifts and moves the first material placing mechanism (100); when the carrying mechanism carries the second material placing mechanism (200), the carrying mechanism is detachably connected with the second connecting assembly (220), and the carrying mechanism lifts and moves the second material placing mechanism (200).

2. The material transfer device according to claim 1, wherein: the placing assembly comprises a first placing member (120), the first frame (110) comprises a bottom plate (111) and a first support (112), the first support (112) is mounted on the bottom plate (111), the first placing member (120) comprises a placing disc arranged at one end of the first support (112) relative to the bottom plate (111), and the placing disc is used for placing auxiliary materials.

3. The material transfer device according to claim 2, wherein: the placing assembly further comprises a second placing member (130), the second placing member (130) is arranged at one end of the first placing member (120) close to the bottom plate (111), the second placing member (130) comprises a plurality of bearing frames, and the plurality of bearing frames are respectively mounted on both sides of the first support (112); and the bearing frames are used for placing pipes.

4. The material transfer device according to claim 3, wherein: the placing assembly further comprises a third placing member (140), the third placing member (140) is arranged at one end of the second placing member (130) close to the bottom plate (111), the third placing member (140) comprises a plurality of buckles, and the plurality of buckles are mounted on the bottom plate (111); and the buckles are used for clamping copper bar materials.

5. The material transfer device according to claim 2, wherein: the second frame (210) comprises a second support (211) and a plurality of third supports (212), the plurality of third supports (212) are arranged at intervals on the second support (211), and one placing groove (210A) is formed between adjacent two third supports (212).

6. The material transfer device according to claim 5, wherein: The second frame (210) further comprises a plurality of limiting members (213), the plurality of limiting members (213) are installed on the second support (211), and the limiting members (213) are arranged in one-to-one correspondence with the placing grooves (210A), and the limiting members (213) are used for clamping the workpieces (10) placed in the placing grooves (210A).

7. The material transfer device of claim 5, wherein: The first connecting assembly (150) comprises a first positioning block (151), the first positioning block (151) is arranged on the bottom plate (111), the first positioning block (151) is provided with a first positioning hole (151A), the carrying mechanism is provided with a first positioning pin, and the first positioning pin is movably inserted into the first positioning hole (151A); the second connecting assembly (220) comprises a second positioning block (221), the second positioning block (221) is arranged on the second support (211), the second positioning block (221) is provided with a second positioning hole (221A), and the first positioning pin is movably inserted into the second positioning hole (221A); or, The first positioning block (151) is provided with a second positioning pin, the carrying mechanism is provided with a third positioning hole, and the second positioning pin is movably inserted into the third positioning hole; the second positioning block (221) is provided with a third positioning pin, and the third positioning pin is movably inserted into the third positioning hole.

8. The material transfer device of claim 7, wherein: The first positioning block (151) is provided with a first identification code (152), the second positioning block (221) is provided with a second identification code (222), and the carrying mechanism further comprises a visual sensor, when the carrying mechanism is combined with the first discharging mechanism (100), the visual sensor is used for identifying the first identification code (152), and when the carrying mechanism is combined with the second discharging mechanism (200), the visual sensor is used for identifying the second identification code (222).

9. The material transfer device of claim 1, wherein: The first discharging mechanism (100) further comprises a first truss (160), and the first frame (110) is detachably placed on the first truss (160); the second discharging mechanism (200) comprises a second truss (230), and the second frame (210) is detachably placed on the second truss (230).

10. The material transfer device of claim 9, wherein: The first feeding mechanism (100) further comprises a first position sensor (170) installed on the first frame (110), and the first position sensor (170) is used for detecting whether the first frame (110) is placed on the first frame (160); the second feeding mechanism (200) further comprises a second position sensor (240) installed on the second frame (230), and the second position sensor (240) is used for detecting whether the second frame (210) is placed on the second frame (230).

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