Jacking, overturning and conveying system

By designing a lifting and flipping conveying system, and utilizing the combination of adsorption components and lifting cylinders, the automated flipping and handling of large-sized hydrogen fuel cell workpieces was achieved, solving the problems of inconvenient flipping and difficult conveying, and improving work efficiency.

CN223704274UActive Publication Date: 2025-12-23SUZHOU DONGTUO NEW ENERGY CO LTD
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Patent Information

Application Number
CN202520200087.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-02-08
Publication Date
2025-12-23
Estimated Expiration
2035-02-08

AI Technical Summary

Technical Problem

In existing technologies, large-sized hydrogen fuel cell components are inconvenient to flip and difficult to transport, especially requiring manual assistance.

Method used

A lifting and flipping conveying system was designed, including a translation mechanism, a flipping mechanism and a receiving mechanism. The system achieves automatic flipping and stable clamping of workpieces through the array arrangement of adsorption components and negative pressure adsorption. Combined with the lifting action of the lifting cylinder, it realizes the automated flipping and handling of large-sized workpieces.

Benefits of technology

It improves the stability and efficiency of large-sized workpiece flipping process, realizes automated flipping and handling of large-sized workpieces, and reduces manual intervention.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model belongs to the technical field of hydrogen energy fuel cell processing, and particularly relates to a jacking, overturning and conveying system. The utility model provides a jacking, overturning and conveying system which comprises a translation mechanism arranged at the upper end of a rack; the turnover mechanism is arranged above the rack and is arranged on the sliding block of the translation mechanism; the turnover mechanism comprises a plurality of adsorption assemblies; the bearing mechanism is arranged in the rack in a lifting manner and is positioned below the turnover mechanism; during feeding, the overturning mechanism drives the adsorption assemblies to overturn upwards so as to adsorb the bottom walls of workpieces. The adsorption assembly drives the workpiece to turn over downwards, and the bearing mechanism moves upwards to bear the workpiece. Through cooperation of the overturning mechanism and the bearing mechanism, large-size workpieces can be overturned, the adsorption assemblies are arranged in a matrix mode, the stability of the workpieces in the overturning process is improved, and the overturning mechanism is suitable for products of different sizes.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to hydrogen energy fuel cell processing technical field especially relates to the jacking overturning conveying system. BACKGROUND

[0002] The key components of hydrogen energy fuel cell include hydrogen fuel bipolar plate, proton exchange membrane + electrode, current collector plate, rubber seal ring, etc. The above-mentioned key components need to detect or point glue on the front and back of the product.

[0003] In the related art, a kind of overturning mechanism of hydrogen fuel cell gas diffusion layer and chip (publication number CN21107236U), including first work platform, first mobile module, second work platform, second mobile module and overturning device. The overturning device can overturn 180 degrees the gas diffusion layer (GDL, Gas Diffusion Layer) of first layer hydrogen fuel cell and fuel cell chip (CCM, catalyst coated membrane) on second work platform, then is pasted with the second layer GDL on first work platform. In the operation process of overturning and pasting, first layer GDL and second layer GDL can be simultaneously fed (i.e. simultaneously to first work platform, second work platform is respectively placed GDL), and there is no need to feed in sequence.

[0004] Although the above-mentioned device shortens the pasting time of two GDLs, for large size (i.e. length is more than 1 meter, width is more than 0.8 meter) workpiece, it is inconvenient to overturn, and manual cooperation is needed.

[0005] Therefore, how to solve the difficulty of large size product turning over and the inconvenience of conveying is a technical problem to be solved in the field.

[0006] It should be noted that the above information disclosed in the background art section of the present application is only used to understand the background art of the present application, and therefore, the above description is not considered as information of prior art. UTILITY MODEL CONTENT

[0007] The present application provides a kind of jacking overturning conveying system and its working method.

[0008] In the first aspect, the present application provides a kind of jacking overturning conveying system, comprising:

[0009] Translation mechanism, it is set in the upper end of rack;

[0010] Overturning mechanism, it is set above rack, and it is set on the sliding block of translation mechanism;

[0011] The overturning mechanism includes a plurality of adsorption components, and a plurality of adsorption components are arranged in matrix form.

[0012] The receiving mechanism has its lifting mechanism located inside the frame;

[0013] During the feeding process, the flipping mechanism drives each adsorption component to flip upward so that the adsorption components adsorb the workpiece surface;

[0014] The adsorption component drives the workpiece to flip downwards, and the receiving mechanism moves upwards to receive the workpiece.

[0015] In one optional embodiment, the flipping mechanism includes two positioning plates, which are arranged opposite to each other and respectively disposed on the sliding block of the translation mechanism;

[0016] The rotating shaft is positioned between two positioning plates.

[0017] The flipping bracket is set on the outer wall of the flipping shaft and is parallel to the receiving mechanism;

[0018] Several of the aforementioned adsorption components are arranged in a matrix on the bottom wall of the flipping support;

[0019] The driving component is located on the side wall of the positioning plate and is connected to the tilting shaft for transmission.

[0020] The driving component drives the flipping shaft to rotate until the flipping bracket is above the flipping shaft, and the adsorption component adsorbs the workpiece under negative pressure.

[0021] In one optional embodiment, the adsorption assembly includes: an adsorption rack, which is vertically disposed on the bottom wall of the flipping support;

[0022] The adsorption head is located on the side wall of the adsorption rack and is connected to the adsorption pump;

[0023] A positioning sensor is slidably mounted on the side wall of the adsorption rack;

[0024] The positioning sensor is configured to drive the corresponding adsorption head to adsorb the bottom wall of the workpiece under negative pressure after detecting the workpiece.

[0025] In one optional embodiment, the adsorption head is conical and hollow inside, and the horizontal height of the adsorption head is smaller than that of the positioning sensor;

[0026] The suction head uses negative pressure to suction the workpiece until the distance between the workpiece and the positioning sensor reaches a specified value. Then, the flipping shaft drives the flipping bracket to flip downwards, so as to flip the workpiece below the flipping shaft.

[0027] In one alternative embodiment, the receiving mechanism includes a lifting cylinder disposed on the inner wall of the frame;

[0028] Auxiliary guide rails are symmetrically arranged on both sides of the lifting cylinder;

[0029] A connecting plate is slidingly arranged on the auxiliary guide rail and at the end of the piston rod of the jacking cylinder;

[0030] A jig plate is vertically fixed at the upper end of the connecting plate;

[0031] A plurality of positioning ribs are arranged in a matrix on the jig plate;

[0032] The jacking cylinder is adapted to drive the jig plate to move vertically up and down.

[0033] In an alternative embodiment, a plurality of sliding grooves are formed in the jig plate, and two positioning ribs are symmetrically arranged in each sliding groove;

[0034] The positioning rib is provided with a bevel on the side close to the workpiece.

[0035] In a second aspect, the embodiment also provides a jacking and overturning device, comprising:

[0036] An overturning mechanism, comprising an overturning support and a plurality of horizontal rods arranged on the overturning support;

[0037] The adsorption assembly comprises an adsorption head, and a plurality of adsorption heads are arranged on the horizontal rods to form an array.

[0038] In an alternative embodiment, the overturning mechanism comprises two positioning plates arranged oppositely and respectively on the sliding blocks of the translation mechanism;

[0039] An overturning shaft is rotatably arranged between the two positioning plates;

[0040] The overturning support is fixed to the outer wall of the overturning shaft;

[0041] A driving member is arranged on the side wall of the positioning plate and is in transmission connection with the overturning shaft;

[0042] The driving member drives the overturning shaft to rotate to a position where the overturning support is above the overturning shaft, and each adsorption assembly is adapted to adsorb the workpiece by negative pressure.

[0043] In an alternative embodiment, the adsorption assembly comprises an adsorption frame vertically arranged on the bottom wall of the overturning support;

[0044] The adsorption head is arranged on the side wall of the adsorption frame and is in communication with the adsorption pump;

[0045] A positioning sensor is slidingly arranged on the side wall of the adsorption frame;

[0046] The positioning sensor is configured to drive the corresponding adsorption head to adsorb the surface of the workpiece by negative pressure after detecting the workpiece.

[0047] In an alternative embodiment, the adsorption head is conical and hollow, and the height of the adsorption head is less than the height of the positioning sensor;

[0048] Wherein, the adsorption head adsorbs the workpiece to the distance between the workpiece and the positioning sensor to reach a specified value, the turnover shaft drives the turnover support to turn down to turn the workpiece under the turnover shaft.

[0049] The utility model discloses a jacking turnover conveying system, including turnover mechanism, wherein the adsorption assembly including the array arrangement of a plurality of adsorption heads is set to provide the uniform adsorption force to the workpiece surface to guarantee the adsorption stability in the turnover process, and the turnover of large -size workpiece is satisfied. Through the cooperation of the receiving mechanism and the turnover mechanism, after the workpiece turnover, the relative receiving mechanism horizontal movement of workpiece turnover mechanism is improved, so that the automatic clamping carries workpiece, and the work efficiency is improved.

[0050] Other features and advantages of the present utility model will be set forth in the following description of the utility model, and in part will become obvious from the description, or be learned by practice of the present utility model. The purposes and other advantages of the present utility model are realized and obtained in the structure that is pointed out specially in the description and drawings.

[0051] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the preferred embodiments are described in detail in the following, and the accompanying drawings are described as follows. BRIEF DESCRIPTION OF DRAWINGS

[0052] In order to more clearly illustrate the specific embodiment of the utility model or the technical scheme in the prior art, the following will be briefly introduced to the drawings needed to be used in the specific embodiment or the prior art description, obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, under the premise of not paying creative labor, other drawings can also be obtained according to these drawings.

[0053] Figure 1 The utility model discloses a jacking turnover conveying system for the embodiment of the present disclosure provides the perspective view of the jacking turnover conveying system;

[0054] Figure 2 The utility model discloses a jacking turnover conveying system for the embodiment of the present disclosure provides the perspective view of the translation mechanism and the turnover mechanism;

[0055] Figure 3 The utility model discloses a jacking turnover conveying system for the embodiment of the present disclosure provides the perspective view of the adsorption assembly;

[0056] Figure 4 The utility model discloses a jacking turnover conveying system for the embodiment of the present disclosure provides the perspective view of the receiving mechanism.

[0057] In the drawings:

[0058] 1, rack; 2, translation mechanism; 20, sliding block;

[0059] 3, turnover mechanism; 30, adsorption assembly; 301, adsorption frame; 302, adsorption head; 303, positioning sensor;

[0060] 31, positioning plate; 32, turnover shaft; 33, turnover support; 34, driving piece;

[0061] 4, receiving mechanism; 41, jacking cylinder; 42, auxiliary guide rail; 43, connecting plate; 44, jig plate; 45, positioning stop edge; 46, sliding groove. DETAILED DESCRIPTION

[0062] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme of the present application will be described clearly and completely below in conjunction with the drawings. Obviously, the described embodiments are some embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0063] In this document, when it is mentioned that a first component is on a second component, it can mean that the first component can be formed directly on the second component, or a third component can be interposed between the first component and the second component. In addition, in the drawings, in order to effectively describe the technical content, the thickness of the components can be exaggerated or reduced.

[0064] The terminology used herein is for the purpose of describing particular example configurations only and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises", "comprising", "includes", "including" and "has", "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and / or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and / or groups thereof. The method steps, processes and operations described herein are not to be construed as necessarily requiring their performance in the particular order in which they are discussed or illustrated, unless specifically identified as an order of performance. Additional or alternative steps can be employed.

[0065] As used herein, the phrases “in one embodiment,” “according to one embodiment,” “in some embodiments,” and the like generally mean the particular feature, structure, or characteristic following the phrase can be included in at least one embodiment of the present disclosure. Thus, appearances of such phrases in various places in the specification are not necessarily intended to be referring to the same embodiment. As used herein, the terms “for example,” “e.g.,” and the like indicate that the named item is one of a possible plurality of alternatives. Any embodiment, aspect or design described herein as “example” or “exemplary” is not necessarily to be construed as preferred or advantageous over other embodiments, aspects or designs. Rather, the use of the terms “example,” “exemplary,” and the like is intended to present concepts in a concrete manner.

[0066] It is found through research that the prior art has the following disadvantages: in the related art, a hydrogen fuel cell gas diffusion layer and chip overturning bonding mechanism (publication number CN21107236U) includes a first work platform, a first moving module, a second work platform, a second moving module, and an overturning device. The overturning device can overturn the first layer of hydrogen fuel cell gas diffusion layer (GDL, Gas Diffusion Layer) and fuel cell chip (CCM, catalyst coated membrane) on the second work platform by 180 degrees, and then bond with the second layer of GDL on the first work platform. During the operation of overturning and bonding, the first layer of GDL and the second layer of GDL can be loaded at the same time (that is, the GDL can be placed on the first work platform and the second work platform respectively at the same time), without loading in sequence.

[0067] Although the above-mentioned device shortens the bonding time of the two GDLs, it is inconvenient to overturn for large-size workpieces, and manual assistance is required for overturning. Moreover, after overturning for large-size products, manual assistance is required for transporting the workpieces.

[0068] Therefore, how to solve the difficulty of overturning large-size products and the transportation after overturning is a technical problem that needs to be solved in the field.

[0069] The above-mentioned defects are the results of the inventors after practice and careful research, and therefore, the discovery process of the above-mentioned problems and the solutions proposed by the present disclosure to solve the above-mentioned problems should be the contributions of the inventors to the present disclosure in the process of the present disclosure.

[0070] It should be noted that similar reference numerals and letters refer to similar items throughout the accompanying drawings, and therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0071] Some embodiments of the present application will be described in detail with reference to the drawings. In the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.

[0072] As shown in Figures 1 to 4 At least one embodiment provides a lifting and overturning conveying system, comprising: a translation mechanism 2 arranged at the upper end of the rack 1; the translation mechanism 2 comprises a fixed plate, a side pushing cylinder arranged on the fixed plate and a side pushing guide rail parallel to the side pushing cylinder, the sliding block is fixed at the end of the piston rod of the side pushing cylinder, and the translation mechanism 2 is suitable for driving the overturning mechanism 3 to move horizontally relative to the receiving mechanism 4.

[0073] Referring to the drawings, Figure 2 An overturning mechanism 3 is arranged above the rack 1 and on the sliding block of the translation mechanism 2; the overturning mechanism 3 comprises a plurality of adsorption assemblies 30, and the plurality of adsorption assemblies 30 are arranged in a matrix.

[0074] Referring to the drawings, Figure 4 A receiving mechanism 4 is arranged in the rack 1 and below the overturning mechanism 3; when feeding, the overturning mechanism 3 drives each adsorption assembly 30 to overturn upward to adsorb the bottom wall of the workpiece; the adsorption assembly 30 drives the workpiece to overturn downward, and the receiving mechanism 4 moves upward to receive the workpiece. Through the cooperation of the overturning mechanism 3 and the receiving mechanism 4, 180° face overturning of large-size products can be realized. The large-size products in the embodiment refer to rectangular workpieces with a length of more than 1m and a width of more than 0.8m. Moreover, the stability in the overturning process is improved; at the same time, the setting of each adsorption assembly 30 and the positioning baffle 45 solves the problem of incompatible sizes of different products and improves the work efficiency.

[0075] Continuing to refer to the drawings, Figure 2 The overturning mechanism 3 comprises: two positioning plates 31 arranged opposite to each other and respectively arranged on the sliding block of the translation mechanism 2; the positioning plate 31 is suitable for moving horizontally along the side pushing guide rail, and when the workpiece is not placed on the overturning mechanism 3, the translation mechanism 2 drives the overturning mechanism 3 to move away from the receiving mechanism 4.

[0076] Continuing to refer to the drawings, Figure 2 A rotating shaft 32 is rotatably arranged between the two positioning plates 31; a driving piece 34 is arranged on the side wall of the positioning plate 31 and in transmission connection with the rotating shaft 32; the driving piece 34 is suitable for driving the rotating shaft 32 to rotate forward and backward, so as to drive the overturning bracket 331 to rotate forward and backward by 180°.

[0077] Continuing to refer to the drawings, Figure 2, the turnover bracket 33 is arranged on the outer wall of the turnover shaft 32 and is parallel to the jig plate 44; a plurality of the adsorption assemblies 30 are arranged in a matrix on the bottom wall of the turnover bracket 33; wherein the driving member 34 drives the turnover shaft 32 to rotate so that the turnover bracket 33 is located above the turnover shaft 32, and each adsorption assembly 30 is adapted to adsorb the workpiece under negative pressure. When the workpiece is not placed on the turnover bracket 33, the turnover shaft 32 drives the turnover bracket 33 to turn upward so that each adsorption assembly 30 is located above the turnover shaft 32, at this time, the turnover bracket 33 is parallel to the jig plate 44.

[0078] Reference is made to the accompanying drawings Figure 3 , the adsorption assembly 30 comprises: an adsorption bracket 301 vertically arranged on the bottom wall of the turnover bracket 33; the adsorption bracket 301 is perpendicular to the horizontal plane; an adsorption head 302 is arranged on the side wall of the adsorption bracket 301 and is in communication with the adsorption pump; the adsorption head 302 is conical and hollow, and the horizontal height of the adsorption head 302 is less than the positioning sensor 303;

[0079] Reference is made to the accompanying drawings Figure 3 , the positioning sensor 303 is slidingly arranged on the side wall of the adsorption bracket 301; according to the different sizes of the adsorbed workpiece, the weight is different; therefore, when the adsorption head 302 adsorbs the workpiece under negative pressure, the deformation amount of the adsorption head 302 under negative pressure is different; therefore, according to the workpieces of different sizes, the distance between the positioning sensor 303 and the adsorption head 302 needs to be adjusted to adapt to the workpieces of different sizes. The positioning sensor 303 is configured to drive the corresponding adsorption head 302 to adsorb the bottom wall of the workpiece under negative pressure after detecting the workpiece. Wherein, when the adsorption head 302 adsorbs the workpiece to the distance between the workpiece and the positioning sensor 303 reaches a specified value, the turnover shaft 32 drives the turnover bracket 33 to turn downward to turn the workpiece to below the turnover shaft 32.

[0080] Reference is made to the accompanying drawings Figure 4 , the supporting mechanism 4 comprises: a jacking cylinder 41 arranged on the inner wall of the rack 1; preferably, the jacking cylinder 41 is two, and the two jacking cylinders 41 are symmetrically arranged in the rack 1; auxiliary guide rails 42 are symmetrically arranged on both sides of the jacking cylinder 41; each two auxiliary guide rails 42 correspond to one jacking cylinder 41. A connecting plate 43 is slidingly arranged on the auxiliary guide rail 42 and is arranged at the end of the piston rod of the jacking cylinder 41; a jig plate 44 is vertically fixed on the upper end of the connecting plate 43; a plurality of positioning ribs 45 are arranged in a matrix on the jig plate 44; wherein the jacking cylinder 41 is adapted to drive the jig plate to move vertically up and down.

[0081] Reference is made to the accompanying drawings Figure 4The jig plate 44 is provided with a plurality of sliding grooves 46, and two positioning stop edges 45 are symmetrically arranged in each sliding groove 46; and a slope is arranged on the side of the positioning stop edge 45 close to the workpiece.

[0082] At least one embodiment provides a jacking and overturning conveying system, comprising: an overturning mechanism 3, the overturning mechanism 3 comprising an overturning support 33 and a plurality of horizontal rods uniformly arranged on the overturning support; the adsorption assembly 30 comprising adsorption heads 302, and a plurality of the adsorption heads 302 are arranged on the horizontal rods to form an array arrangement; the adsorption head 302 is conical and hollow, and each of the adsorption heads 302 is communicated with a uniform negative pressure pump; the horizontal height of the adsorption head 302 is less than the positioning sensor 303; wherein the adsorption head 302 adsorbs the workpiece by negative pressure to a specified value of the distance between the workpiece and the positioning sensor 303, and the overturning shaft 32 drives the overturning support 33 to overturn downward to overturn the workpiece to the lower side of the overturning shaft 32.

[0083] In the description of the embodiments of the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting" should be understood in a broad sense, for example, can be fixedly connected, or can be detachably connected, or integrally connected, can be mechanically connected, or can be electrically connected, can be directly connected, or indirectly connected through an intermediate medium, or can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0084] In the description of the present application, it should be explained that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, therefore it cannot be understood as a limitation on the present application. In addition, terms such as "first", "second" and other numerical terms are used in this paper, unless otherwise indicated in this paper. Therefore, the first element, component, area, layer or section discussed above can be referred to as the second element, component, area, layer or section without departing from the teachings of the example embodiments.

[0085] With the above ideal embodiment of the present application as the inspiration, through the above description, relevant staff can make various changes and modifications without deviating from the technical idea of the present application. The technical scope of the present application is not limited to the content in the specification, and the technical scope must be determined according to the scope of claims.

Claims

1. A lift and roll conveyor system characterized by, The utility model relates to a lifting and overturning conveying system, including: a translation mechanism (2) arranged at the upper end of a rack (1); an overturning mechanism (3) arranged above the rack (1) and on the sliding block (20) of the translation mechanism (2); the overturning mechanism (3) includes a plurality of adsorption assemblies (30) arranged in a matrix; a receiving mechanism (4) arranged in the rack (1) in a lifting manner; when feeding, the overturning mechanism (3) drives each adsorption assembly (30) to overturn upward, so that the adsorption assembly (30) adsorbs the workpiece surface; the adsorption assembly (30) drives the workpiece to overturn downward, and the receiving mechanism (4) moves upward to receive the workpiece.

2. The lifting and overturning conveying system according to claim 1, wherein the overturning mechanism (3) includes two positioning plates (31) arranged oppositely on the sliding block of the translation mechanism (2); an overturning shaft (32) rotatably arranged between the two positioning plates (31); an overturning support (33) arranged on the outer wall of the overturning shaft (32) and parallel to the receiving mechanism (4); a driving member (34) arranged on the side wall of the positioning plate (31) and in transmission connection with the overturning shaft (32); wherein the driving member (34) drives the overturning shaft (32) to rotate so that the overturning support (33) is located above the overturning shaft (32), and the adsorption assembly (30) adsorbs the workpiece under negative pressure.

3. The lifting and overturning conveying system according to claim 2, wherein the adsorption assembly (30) includes an adsorption frame (301) vertically arranged on the bottom wall of the overturning support (33); an adsorption head (302) arranged on the side wall of the adsorption frame (301) and in communication with an adsorption pump; a positioning sensor (303) slidably arranged on the side wall of the adsorption frame (301); when the positioning sensor (303) detects the workpiece, the corresponding adsorption head (302) is driven to adsorb the bottom wall of the workpiece under negative pressure.

4. The lifting and overturning conveying system according to claim 3, wherein the adsorption head (302) is conical and hollow, and the horizontal height of the adsorption head (302) is less than that of the positioning sensor (303); wherein the adsorption head (302) adsorbs the workpiece under negative pressure until the distance between the workpiece and the positioning sensor (303) reaches a specified value, and the overturning shaft (32) drives the overturning support (33) to overturn downward so as to overturn the workpiece below the overturning shaft (32).

5. The lifting and overturning conveying system according to claim 1, wherein the receiving mechanism (4) includes a lifting cylinder (41) arranged on the inner wall of the rack (1); auxiliary guide rails (42) symmetrically arranged on both sides of the lifting cylinder (41); a connecting plate (43) slidably arranged on the auxiliary guide rails (42) and arranged at the end of the piston rod of the lifting cylinder (41); a jig plate (44) vertically fixed on the upper end of the connecting plate (43); a plurality of positioning ribs (45) arranged in a matrix on the jig plate (44); wherein the lifting cylinder (41) is adapted to drive the jig plate (44) to move vertically up and down.

6. The jacking and overturning conveying system of claim 5, wherein, a plurality of sliding grooves (46) are formed on the jig plate (44), and two positioning stop edges (45) are symmetrically arranged in each sliding groove (46); a slope is arranged on the side of the positioning stop edge (45) close to the workpiece.

7. A lift and roll conveyor system characterized by, comprising: an overturning mechanism (3) comprising an overturning support (33) and a plurality of horizontal rods arranged on the overturning support; the adsorption assembly (30) comprises an adsorption head (302), and a plurality of adsorption heads are arranged on the horizontal rods to form an array arrangement.

8. The jacking and overturning conveying system of claim 7, wherein, the overturning mechanism (3) comprises two positioning plates (31) arranged opposite to each other and respectively arranged on the sliding blocks (20) of the translation mechanism (2); an overturning shaft (32) is rotatably arranged between the two positioning plates (31); the overturning support (33) is fixed to the outer wall of the overturning shaft (32); a driving member (34) is arranged on the side wall of the positioning plate (31) and in transmission connection with the overturning shaft (32); wherein the driving member (34) drives the overturning shaft (32) to rotate so that the overturning support (33) is located above the overturning shaft (32), and each adsorption assembly (30) is adapted to adsorb the workpiece by negative pressure.

9. The jacking and overturning conveying system of claim 8, wherein, the adsorption assembly (30) comprises an adsorption frame (301) vertically arranged on the bottom wall of the overturning support (33); the adsorption head (302) is arranged on the side wall of the adsorption frame (301) and in communication with the adsorption pump; a positioning sensor (303) is slidably arranged on the side wall of the adsorption frame (301); the positioning sensor (303) is configured to detect the workpiece and drive the corresponding adsorption head (302) to adsorb the surface of the workpiece by negative pressure.

10. The jacking and overturning conveying system of claim 9, wherein, the adsorption head (302) is conical and hollow, and the horizontal height of the adsorption head (302) is less than that of the positioning sensor (303); wherein the adsorption head (302) adsorbs the workpiece by negative pressure until the distance between the workpiece and the positioning sensor (303) reaches a specified value, and then the overturning shaft (32) drives the overturning support (33) to overturn downward to overturn the workpiece below the overturning shaft (32).