CN220906241U

CN220906241U - Automatic conveying mechanism and self-feeding assembly machine with same

Info

Publication number: CN220906241U
Application number: CN202322749714.XU
Authority: CN
Inventors: 王贝; 罗明; 宋阳; 成启红; 郭耀全; 陈润清
Original assignee: Guangzhou Jiaxi Dynamo Electric Technology Co ltd
Current assignee: Guangzhou Jiaxi Dynamo Electric Technology Co ltd
Priority date: 2023-10-12
Filing date: 2023-10-12
Publication date: 2024-05-07
Anticipated expiration: 2033-10-12

Abstract

The utility model discloses an automatic conveying mechanism and a self-feeding assembly machine with the same, wherein the automatic conveying mechanism comprises: the movable assembly comprises a conveying rail and a conveying driving part, the output end of the conveying driving part is connected with the conveying rail, the conveying rail is provided with a movable cavity penetrating through the upper end and the lower end, and the two ends of the conveying rail are respectively provided with a loading position and an assembling position; the carrier assembly comprises a tray frame and a supporting plate, the tray frame is arranged on the conveying track, the tray frame is provided with a placing cavity penetrating up and down, the supporting plate is arranged in the placing cavity and is movably connected with the inner wall of the placing cavity, and a stop device for intercepting the tray frame is respectively arranged at the feeding position and the assembling position; the lifting assembly is positioned at the assembly position and comprises a lifting plate and a lifting driving part, the lifting plate is arranged in the movable cavity and is movably connected with the lower surface of the supporting plate, and the lifting driving part is arranged below the lifting plate and is in driving connection with the lifting plate. The utility model realizes automatic conveying and positioning to assist in assembling the product.

Description

Automatic conveying mechanism and self-feeding assembly machine with same

Technical Field

The utility model relates to the technical field of automatic assembly equipment, in particular to an automatic conveying mechanism and a self-feeding assembly machine with the same.

Background

With the development of industrial 4.0 and domestic intelligent manufacturing technology, more automatic pipelining operation is provided for the production and assembly technology of automobile electronic components. The existing production and assembly operation process is completed by adopting a manual assembly mode, namely, a controller base body is manually installed in a metal shell, then a power supply protective cover is installed and fastened by locking screws, and then a switch protective cover is installed and fastened by locking screws. Therefore, the manual operation assembly mode has higher requirements on operation technicians, and meanwhile, the production efficiency is low, and the stability of the product assembly quality cannot be completely guaranteed. In order to improve the efficiency of product assembly, the current assembly workshops often adopt manipulators to carry out automatic assembly, but the manipulators generally control actions through preset programs, and the product parts are required to be accurately fed to an assembly station so as to smoothly carry out the automatic assembly operation, but the existing conveying mechanism cannot achieve the positioning effect.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides an automatic conveying mechanism and a self-conveying assembly machine with the same.

The utility model solves the technical problems as follows:

An automatic conveying mechanism comprising:

The movable assembly comprises a conveying rail and a conveying driving component, wherein the output end of the conveying driving component is connected with the conveying rail, the conveying rail is provided with a movable cavity penetrating through the upper end and the lower end, and the two ends of the conveying rail are respectively provided with a loading position and an assembling position;

The carrier assembly comprises a tray frame and a supporting plate, wherein the tray frame is arranged on the conveying track and can move along the conveying track, the tray frame is provided with a placing cavity penetrating up and down, the supporting plate is arranged in the placing cavity and is movably connected with the inner wall of the placing cavity, and the feeding position and the assembling position are respectively provided with a stop device for intercepting the tray frame;

the lifting assembly is located at the assembly position and comprises a lifting plate and a lifting driving part, the lifting plate is arranged in the movable cavity and movably connected with the lower surface of the supporting plate, and the lifting driving part is arranged below the lifting plate and is in driving connection with the lifting plate so as to drive the lifting plate and the supporting plate to move along the up-down direction.

The utility model has at least the following beneficial effects: the carrier assembly is used for placing products, the moving assembly is used for conveying the products to the assembly position so as to facilitate assembly, the lifting assembly is used for lifting the products, the moving assembly is prevented from being damaged easily due to acting force when the moving assembly is prevented from being subjected to assembly, when the carrier assembly moves to the loading position or the assembly position under the driving action of the moving assembly, the stop device can automatically stop and position the carrier assembly moving to the loading position or the assembly position, stop the carrier assembly, and position the carrier assembly so as to facilitate loading action or assembly action.

As a further improvement of the above technical solution, the automatic conveying mechanism further includes a first sensor and a second sensor for detecting the position of the tray frame, where the first sensor and the second sensor are both disposed on a side portion of the conveying track and are located at the loading position and the assembly position respectively. The first sensor is capable of acquiring positional information of the carrier assembly moving to the loading position, and the second sensor is capable of acquiring positional information of the carrier assembly moving to the assembling position.

As a further improvement of the technical scheme, the automatic conveying mechanism further comprises a limit stop, wherein the limit stop is arranged at the assembly position and is movably connected with the upper surface of the tray frame. When the tray frame moves to the assembly position, the limit stop can block the upper surface of the tray frame so as to ensure that the tray frame cannot ascend along with the supporting plate when the lifting assembly drives the supporting plate to ascend.

As a further improvement of the technical scheme, the lifting assembly further comprises a positioning pin, the positioning pin is connected with the jacking plate and protrudes upwards from the upper surface of the jacking plate, the supporting plate is provided with a positioning hole, the positioning hole penetrates through the upper surface and the lower surface of the supporting plate, and the positioning pin is matched with the positioning hole. When the carrier assembly moves to an accurate position, the positioning pins are aligned with the positioning holes, and when the jacking plate ascends under the driving action of the lifting driving component, the positioning pins can be inserted into the positioning holes, so that the positioning of the supporting plate is realized.

As a further improvement of the above technical solution, the carrier assembly further includes a plurality of jigs, the jigs are provided with positioning slots for placing products, the positioning slots are opened upwards, and the plurality of jigs are detachably connected to the upper surface of the supporting plate. The arrangement of a plurality of jigs can realize the modularization of product spare part and place, is more favorable to subsequent assembly action, and the tool can be followed the layer board and pulled down the change to be applicable to the product of more specifications.

As a further improvement of the technical scheme, the jig is provided with a clamping groove and a clamping block, and adjacent jigs are mutually clamped through the clamping groove and the clamping block. The adjacent two jigs are clamped with each other through the clamping groove and the clamping block, so that the mutual limiting effect can be achieved, and the accuracy of assembly can be prevented from being influenced by relative movement of the adjacent jigs.

As a further improvement of the technical scheme, the jig is provided with a positioning block, and the positioning block is arranged in the positioning groove. The positioning block can position the product in the positioning groove, so that the product is prevented from moving in the positioning groove.

As a further improvement of the technical scheme, the jig is further provided with a movable groove which is opened upwards, and the movable groove is communicated with the positioning groove. The movable groove is arranged, so that an operator can contact with the side wall surface of the product part placed in the positioning groove by hands or a mechanical arm more conveniently, and the grabbing of the product part is realized conveniently.

As a further improvement of the above technical solution, the carrier assembly further includes a cushion pad, and the cushion pad is disposed between the jig and the pallet. The buffer pad can play a role in buffering and damping in the process of product assembly, so that the problem of inclination of jig installation is effectively solved, and the probability of product inclination during assembly is reduced.

A self-feeding assembly machine comprising an automatic conveying mechanism according to any one of the above aspects. After the automatic conveying mechanism is used for realizing modularized placement and conveying of products, the automatic conveying mechanism can automatically assemble the products, and is high in production efficiency and accuracy.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the drawings that are required to be used in the description of the embodiments will be briefly described below. It is evident that the drawings described are only some embodiments of the utility model, but not all embodiments, and that other designs and drawings can be obtained from these drawings by a person skilled in the art without inventive effort.

FIG. 1 is a schematic view of the overall structure of an automatic conveying mechanism according to an embodiment of the present utility model;

FIG. 2 is a top view of an automated transport mechanism according to an embodiment of the present utility model;

FIG. 3 is a left side view of an automated transport mechanism according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of a mobile assembly according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a lifting assembly according to an embodiment of the present utility model;

FIG. 6 is a schematic diagram of a carrier assembly according to an embodiment of the present utility model;

fig. 7 is a schematic overall structure of the self-feeding assembly machine according to the embodiment of the present utility model.

Reference numerals: 100. a moving assembly; 110. a conveying rail; 111. a movable cavity; 120. a conveyance driving part; 200. a carrier assembly; 210. a tray frame; 220. a supporting plate; 230. a jig; 231. a positioning groove; 232. a clamping block; 233. a movable groove; 234. a positioning block; 300. a lifting assembly; 310. a lifting driving part; 320. a jacking plate; 330. a positioning pin; 400. a stop; 500. a limit stop; 600. a first inductor; 700. a second inductor; 800. a bracket; 900. and (5) assembling the manipulator.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

In the description of the present utility model, references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, only for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

It is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present utility model based on the embodiments of the present utility model. The technical features of the utility model can be interactively combined on the premise of no contradiction and conflict.

Referring to fig. 1 to 6, an embodiment of the present utility model proposes an automatic conveying mechanism, which can realize automatic conveying of products to assist in performing assembly actions of the products.

In this embodiment, the automatic conveying mechanism includes a moving assembly 100, a carrier assembly 200, and a lifting assembly 300, wherein the carrier assembly 200 is used for placing a product, the moving assembly 100 is used for conveying the product to an assembling station for assembling, and the lifting assembly 300 is used for lifting the product.

In this embodiment, the moving assembly 100 includes a conveying driving component 120 and a conveying rail 110, an output end of the conveying driving component 120 is in driving connection with the conveying rail 110, the carrier assembly 200 includes a supporting plate 220 and a tray frame 210, the tray frame 210 is disposed on the conveying rail 110, and the conveying rail 110 can drive the tray frame 210 to move under the driving action of the conveying driving component 120.

It will be appreciated that the tray frame 210 is provided with a placement cavity penetrating through the upper and lower ends of the tray frame 210, and the supporting plate 220 is disposed in the placement cavity and can move up and down in the placement cavity. It will be appreciated that the inner wall surface of the placement cavity is provided with a boss, the boss is located at the lower end of the placement cavity, the boss is protruded toward the middle of the placement cavity, the supporting plate 220 is placed on the boss, and the boss can provide an upward supporting force for the supporting plate 220.

In this embodiment, the lifting assembly 300 includes a lifting plate 320 and a lifting driving member 310, wherein an output end of the lifting driving member 310 is connected to the lifting plate 320, and the lifting plate 320 can move in an up-down direction under the driving action of the lifting driving member 310. It will be appreciated that the conveying track 110 is provided with a movable cavity 111, the movable cavity 111 penetrates through the upper surface and the lower surface of the conveying track 110, the lifting plate 320 is disposed below the supporting plate 220 and is located in the movable cavity 111, when the lifting plate 320 moves upwards under the driving action of the lifting driving component 310, the upper surface of the lifting plate 320 can abut against the lower surface of the supporting plate 220, and the supporting plate 220 is pushed to move upwards, so that the supporting plate 220 can be temporarily separated from the conveying track 110, and the product assembling work is completed under the action of the assembling manipulator 900, so that the moving assembly 100 is prevented from being damaged due to the acting force of the assembling manipulator 900 on the supporting plate 220.

It will be appreciated that the automatic transfer mechanism further includes a bracket 800 for carrying the moving assembly 100 and the lifting assembly 300, and that the transfer driving part 120 and the lifting driving part 310 are mounted on the bracket 800.

It will be appreciated that, when the carrier assembly 200 is located at the loading position, an operator can place a product on the carrier assembly 200 by means of a manipulator or manual operation, and then the carrier assembly 200 moves to the assembly position along the conveying track 110 under the driving action of the conveying driving component 120, the lifting assembly 300 is disposed at the assembly position, and after the carrier assembly 200 reaches the assembly position, the product is driven to rise by the lifting assembly 300, so as to facilitate subsequent assembly.

In this embodiment, the stopper 400 is disposed at the loading position and the assembling position, and the stopper 400 can block the tray frame 210 from moving along the conveying track 110, so that the tray frame 210 stops at the loading position or the assembling position, and achieves the positioning effect. After the tray frame 210 moves to the loading level, the tray frame 210 stops moving by the stopper 400, so that an operator can conveniently place the product on the pallet 220 to complete the loading action. And when the tray frame 210 moves to the assembly position, the tray frame 210 stops moving by the stopper 400, so that an operator can assemble the product conveniently.

In this embodiment, the stopper 400 is disposed in the movable cavity 111 and located below the carrier assembly 200, and the stopper 400 is provided with a blocking member, and the blocking member protrudes upward and abuts against the tray frame 210 by controlling the rotation or lifting of the blocking member, so that the tray frame 210 can be blocked and intercepted, and the tray frame 210 cannot move continuously in the original moving direction.

It is understood that the stoppers 400 may be disposed at both sides of the conveying rail 110, and the stoppers are protruded toward the middle of the conveying rail 110 and abut against the tray frame 210 by controlling the rotation or the left-right movement of the stoppers, so as to block the tray frame 210.

In this embodiment, the automatic conveying mechanism further includes a first sensor 600 and a second sensor 700 for detecting the position of the tray frame 210. The first sensor 600 is disposed at the loading level, the first sensor 600 is for sensing whether the tray frame 210 reaches the loading level, and the second sensor 700 is disposed at the assembly level, and the second sensor 700 is for sensing whether the tray frame 210 reaches the assembly level.

In the present embodiment, the first sensor 600 and the second sensor 700 are disposed at the left side of the conveying rail 110 and are disposed toward the right. The first sensor 600 and the second sensor 700 are respectively mounted on the bracket 800 through metal plates, and in this embodiment, the first sensor 600 and the second sensor 700 are both proximity switches.

It is to be understood that the first sensor 600 and the second sensor 700 may be photoelectric sensors, etc., and the first sensor 600 and the second sensor 700 may be disposed on the right side or the lower side of the conveying rail 110 without being limited thereto.

It is understood that the automatic conveying mechanism is provided with a control part, the stopper 400 is electrically connected to the control part, and the first sensor 600 and the second sensor 700 are also electrically connected to the control part, respectively. It is understood that the control component may be a single chip microcomputer, a PLC controller, etc., and may simply control the function of the stopper 400.

When the first sensor 600 senses that the carrier assembly 200 moves to the loading level, the first sensor 600 transmits the position information to the control part, and the control part controls the stop 400 positioned at the loading level to be started, so that the carrier assembly 200 stops moving at the loading level, thereby facilitating the loading operation; when the second sensor 700 senses that the carrier assembly 200 moves to the assembling position, the second sensor 700 transmits the position information to the control part, and the control part controls the stopper 400 positioned at the assembling position to be started, so that the carrier assembly 200 stops moving at the assembling position, thereby facilitating the assembling operation.

In some embodiments, the conveying driving part 120 and the lifting driving part 310 are also electrically connected to the control part, respectively. When the first sensor 600 senses that the carrier assembly 200 moves to the loading position, the control part controls the conveying driving part 120 to stop moving, after loading is completed, the conveying driving part 120 is restarted, when the second sensor 700 senses that the carrier assembly 200 moves to the assembling position, the control part controls the conveying driving part 120 to stop moving, and controls the lifting driving part 310 to start, so that the supporting plate 220 and a product on the supporting plate move upwards, after assembling is completed, the lifting driving part 310 drives the supporting plate 220 to descend, and the control part controls the conveying driving part 120 to restart.

It can be appreciated that the combination of the first sensor 600, the second sensor 700 and the stopper 400 allows the carrier assembly 200 to move to the loading position and the assembling position to have dual high-precision positioning effects, thereby ensuring the assembling accuracy.

In this embodiment, the automatic conveying mechanism further includes a limit stop 500, where the limit stop 500 is disposed at the assembling position, and when the tray frame 210 moves to the assembling position, the limit stop 500 can block the upper surface of the tray frame 210, so as to ensure that the tray frame 210 will not follow the pallet 220 to rise when the lifting assembly 300 drives the pallet 220 to rise.

In this embodiment, the limit stop 500 is a spring structure, and can play a guiding role. The left side and the right side of the conveying track 110 are respectively provided with an elastic sheet structure, the elastic sheet structure is provided with a mounting plate and a baffle plate, the mounting plate extends along the up-down direction and can be mounted on the left side and the right side of the conveying track 110, and the baffle plate is arranged at the upper end of the mounting plate and can extend towards the middle of the conveying track 110. When the tray frame 210 moves to the assembly position, the lower surface of the baffle can be abutted with the upper surface of the tray frame 210 to avoid the tray frame 210 from moving upwards, and the mounting plate can block the left side wall surface or the right side wall surface of the tray frame 210, so that the tray frame 210 is prevented from shifting left and right in the moving process, the effect of accurate correction is achieved, and the accuracy of the subsequent assembly operation is ensured.

In this embodiment, the lifting assembly 300 includes a positioning pin 330, where the positioning pin 330 is used to position the carrier assembly 200, further ensuring that the carrier assembly 200 is assembled at an accurate position, and the positioning pin 330 is connected to the lifting plate 320 and protrudes upwards from the upper surface of the lifting plate 320. The jacking plate 320 is provided with positioning holes, the positions and the number of the positioning holes correspond to those of the positioning pins 330 and can be matched with the positioning pins 330, when the carrier assembly 200 moves to an accurate position, the positioning pins 330 are aligned with the positioning holes, and when the jacking plate 320 ascends under the driving action of the lifting driving part 310, the positioning pins 330 can be inserted into the positioning holes, so that the positioning of the supporting plate 220 is realized.

In some embodiments, the carrier assembly 200 further includes a plurality of jigs 230, each jig 230 is provided with a positioning slot 231 for placing a product, and the positioning slots 231 are consistent with the actual size and shape of the product. It can be appreciated that the positioning groove 231 is disposed towards the upper opening, each jig 230 is detachably connected to the upper surface of the supporting plate 220, and the jigs 230 can be detached from the supporting plate 220 for replacement, so as to be suitable for products with more specifications.

In this embodiment, the carrier assembly 200 is mainly used for loading the controller base body, the power supply protection cover, the switch protection cover and the metal casing, and the controller base body, the power supply protection cover, the switch protection cover and the metal casing are previously mounted on the jig 230 through the carrier assembly 200, so that the controller base body, the power supply protection cover, the switch protection cover and the metal casing are assembled through the manipulator, and the assembly accuracy and the assembly efficiency are improved.

In this embodiment, two jigs 230 are provided, one of the jigs 230 is provided with one positioning slot 231 for loading the metal casing, and the other jig 230 is provided with three positioning slots 231, and the three positioning slots 231 are respectively used for loading the controller base body, the power supply protection cover and the switch protection cover.

In this embodiment, the fixture 230 is provided with a clamping groove and a clamping block 232, the clamping groove and the clamping block 232 are both arranged on the side wall surface of the fixture 230, the clamping block 232 can be mutually matched with the clamping groove, two adjacent fixtures 230 are mutually clamped through the clamping groove and the clamping block 232, namely, the clamping block 232 of one fixture 230 is clamped into the clamping groove of the other fixture 230, so that the effect of mutual limitation can be achieved, and the accuracy of assembly can be prevented from being influenced due to relative movement between the adjacent fixtures 230.

It will be appreciated that, to facilitate the taking and placing of the product, a gap is generally provided between the sidewall surface of the product and the sidewall surface of the positioning slot 231, but such a configuration will often allow the product to shift relative to the positioning slot 231 during assembly or movement following the carrier assembly 200, thereby affecting the accuracy of product assembly.

In this embodiment, the positioning block 234 is disposed on the jig 230, and the positioning block 234 is disposed in the positioning slot 231, so that the product in the positioning slot 231 can be positioned, and the product is prevented from moving in the positioning slot 231. It is understood that the positioning block 234 may be disposed at the bottom of the positioning slot 231 and protrudes upwards, and the product placed in such positioning slot 231 needs to have a through hole matching with the positioning block 234, and the positioning of the product is achieved by the positioning block 234 penetrating through the through hole. It can be appreciated that the positioning block 234 may be disposed on a side wall surface of the positioning slot 231 and protruding toward the middle of the positioning slot 231, so as to avoid the displacement of the product in the positioning slot 231 by positioning the side wall of the product.

In some embodiments, in order to further facilitate the picking and placing of the product, the jig 230 is provided with a movable slot 233, the movable slot 233 is opened towards the upper side, the movable slot 233 is located at the side of the positioning slot 231 and is communicated with the positioning slot 231, and an operator can contact with the side of the product placed in the positioning slot 231 through the movable slot 233 by hand or using a manipulator, so that the grabbing of the product is more easily achieved.

In some embodiments, the carrier assembly 200 further includes a buffer pad, where the buffer pad is located between the supporting plate 220 and the jig 230, and the buffer pad can play a role in buffering and damping in the process of product assembly, so that the problem of inclination of the jig 230 is effectively solved, the probability of product inclination during assembly is reduced, and thus the accuracy of product assembly can be further ensured by abutting. It is to be understood that the cushion pad may be made of rubber, silica gel, etc., and is not particularly limited herein.

In some embodiments, the bottom of the bracket 800 is provided with a moving castor and a shock absorbing cup, the moving castor is arranged to facilitate the position transfer of the whole automatic conveying mechanism, so that the automatic conveying mechanism is placed at a proper position, and the shock absorbing cup can reduce the shock of the automatic conveying mechanism during the action.

In some embodiments, the rack 800 is further provided with a storage box, which is located below the moving assembly 100 and the lifting assembly 300, providing a storage space for the automatic conveying mechanism.

On the other hand, the embodiment of the utility model also provides a self-feeding assembly machine, and referring to fig. 7, the self-feeding assembly machine comprises the automatic conveying mechanism in any one of the embodiments, and after the automatic conveying mechanism realizes modularized placement and conveying of products, the assembly can be automatically performed, so that the production efficiency and the accuracy are high.

In this embodiment, the self-feeding assembly machine further includes an assembly manipulator 900, where the assembly manipulator 900 is disposed at an assembly position, and the assembly manipulator 900 is used to assemble the product components conveyed to the assembly position, so as to improve the assembly efficiency and reduce the labor intensity of workers.

While the preferred embodiment of the present utility model has been described in detail, the utility model is not limited to the embodiments, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the utility model, and these modifications and substitutions are intended to be included in the scope of the present utility model as defined in the appended claims.

Claims

1. An automatic conveying mechanism, comprising:

2. The automated transport mechanism of claim 1, further comprising a first sensor and a second sensor for detecting the position of the tray frame, the first sensor and the second sensor being disposed on sides of the transport track and at the loading level and the assembly level, respectively.

3. The automated transport mechanism of claim 1, further comprising a limit stop disposed at the assembly location, the limit stop being movably coupled to an upper surface of the tray frame.

4. The automatic conveying mechanism according to claim 1, wherein the lifting assembly further comprises a positioning pin, the positioning pin is connected with the lifting plate and protrudes upwards from the upper surface of the lifting plate, the supporting plate is provided with a positioning hole, the positioning hole penetrates through the upper surface and the lower surface of the supporting plate, and the positioning pin is matched with the positioning hole.

5. The automated transport mechanism of claim 1, wherein the carrier assembly further comprises a plurality of jigs, the jigs having positioning slots for receiving the products, the positioning slots opening upwardly, the plurality of jigs being detachably connected to the upper surface of the pallet.

6. The automatic conveying mechanism according to claim 5, wherein the jigs are provided with clamping grooves and clamping blocks, and adjacent jigs are mutually clamped through the clamping grooves and the clamping blocks.

7. The automatic conveying mechanism according to claim 5, wherein the jig is provided with a positioning block, and the positioning block is arranged in the positioning groove.

8. The automatic conveying mechanism according to claim 5, wherein the jig is further provided with a movable groove opening upward, and the movable groove is communicated with the positioning groove.

9. The automated transport mechanism of claim 5, wherein the carrier assembly further comprises a cushion pad disposed between the jig and the pallet.

10. A self-feeding assembly machine comprising an automatic conveying mechanism according to any one of claims 1 to 9.