Multi-station turntable feeding mechanism and feeding method thereof

Abstract

The invention discloses a multi-station turntable feeding mechanism and a feeding method thereof, and relates to the technical field of automatic feeding mechanisms. The multi-station turntable feeding mechanism comprises a turntable, a turntable driving device, a disc installed above the turntable, a plurality of material picking mechanisms reciprocatingly distributed on the disc, and a connecting rod driving mechanism; a plurality of material seats are arranged on the part of the turntable beyond the disc; the connecting rod driving mechanism comprises a driving source, a vertical rod and a plurality of connecting rod assemblies arranged at intervals, the connecting rod assembly comprises a bending connecting rod, a supporting arm and a connecting rod, the upper end of the bending connecting rod is rotatably installed above the vertical rod, the supporting arm is tightly installed above the disc, the supporting arm is hinged to the bending part of the bending connecting rod, the lower end of the bending connecting rod is hinged to the rear end of the connecting rod, and the front end of the connecting rod is connected to the material picking mechanism; therefore, through the disc feeding assembly and the turntable receiving assembly, fully automated, accurate and rapid material picking and feeding of materials is realized, thereby improving the feeding efficiency.

Description

Technical Field

[0001] The invention relates to the field of automatic feeding mechanisms, in particular to a multi-station turntable feeding mechanism and a feeding method thereof. Background Art

[0002] The feeding mechanism is a material handling machinery that continuously transports materials on a certain route. The conveying machinery includes various types such as belt conveyor mechanisms, screw conveyor mechanisms, bucket elevator mechanisms, etc. A conveying mechanism that uses a turntable to drive product transmission is also a more commonly used one. The existing technology also discloses some mechanisms for turntable feeding, but the traditional turntable feeding mechanism is not convenient to adjust, and the consistency of adjustment of each station cannot be guaranteed, which reduces the accuracy of the feeding process, takes a long time to pick up and feed materials, and has a limitation when transporting materials with precise and fast requirements. At the same time, the existing turntable feeding mechanism needs to adopt a feeding mechanism with multiple position adjustments to meet the multi-directional and angular movement process, which makes the overall structure complex and occupies a large area, which is not conducive to the sustainable development of the enterprise. Therefore, in view of this situation, it is urgent to develop a multi-station turntable feeding mechanism to meet the needs of actual use. Summary of the invention

[0003] In view of this, the present invention aims to solve the deficiencies in the prior art, and its main purpose is to provide a multi-station turntable feeding mechanism and a feeding method thereof, which realizes fully automated, accurate and rapid material retrieval and feeding through a disc feeding assembly and a turntable receiving assembly, thereby improving feeding efficiency, saving labor costs, having a wide range of applications, high accuracy and consistency, and a compact structure.

[0004] To achieve the above purpose, the present invention adopts the following technical solutions:

[0005] A multi-station turntable feeding mechanism comprises a turntable, a turntable driving device, a disc mounted above the turntable, a plurality of material-collecting mechanisms reciprocatingly distributed on the disc, and a connecting rod driving mechanism mounted on the disc for driving the material-collecting mechanism to reciprocate in the radial direction of the disc; a disc through hole is arranged at the center of the disc, a turntable through hole is arranged at the center of the turntable, the diameter of the disc is smaller than the diameter of the turntable, and a plurality of material seats for receiving materials transferred from the material-collecting mechanism are arranged at the part of the turntable beyond the disc; the connecting rod driving mechanism comprises a driving source, a vertical rod and a plurality of connecting rod assemblies arranged at intervals, the driving source is located below the turntable, and the The vertical rod passes through the turntable and the disc from bottom to top in sequence, the driving source is connected to the vertical rod, the vertical rod is connected to the connecting rod assembly, the connecting rod assembly is connected to the material picking mechanism, the driving source drives the vertical rod to rise and fall, and the vertical rod lifting drives a plurality of connecting rod assemblies to pull a plurality of material picking mechanisms to move back and forth in the radial direction of the disc; the connecting rod assembly includes a bending connecting rod, a support arm and a connecting rod, the upper end of the bending connecting rod is rotatably mounted above the vertical rod, the support arm is fixedly mounted above the disc, the support arm is hinged to the bending part of the bending connecting rod, the lower end of the bending connecting rod is hinged to the rear end of the connecting rod, and the front end of the connecting rod is connected to the material picking mechanism.

[0006] As a preferred solution: a sleeve is provided at the upper end of the disc through hole, the vertical rod passes through the sleeve, the support arm is fixedly installed on the upper surface of the sleeve, a plurality of grooves are provided on the upper side wall of the sleeve, and the lower side of the bent connecting rod is movably located in the groove.

[0007] As a preferred solution: the material picking mechanism includes a support, a vertical driving cylinder, a vertical slide and a clamping cylinder, the vertical driving cylinder is installed on the support, the vertical slide is slidably located on the support, the axial end of the vertical driving cylinder is connected to the vertical slide, and the vertical driving cylinder drives the vertical slide to move vertically on the support; the clamping cylinder is tightly installed on the vertical slide; the front end of the above-mentioned connecting rod is hinged to the support.

[0008] As a preferred solution: the support includes an integrally connected transverse connecting part and a vertical mounting part, the front end of the connecting rod is hinged to the transverse connecting part, the vertical slide is slidably located on the vertical mounting part, and the vertical driving cylinder drives the vertical slide to move vertically on the vertical mounting part.

[0009] As a preferred solution: a roller is provided at the upper end of the bending connecting rod, a mounting seat is fastened to the upper end of the vertical rod, and a receiving groove for receiving a plurality of rollers is provided on the mounting seat, and the plurality of rollers are rollably located in the receiving groove.

[0010] As a preferred solution: an opening is provided on the support arm, a connecting shaft is provided at the front end of the support arm, the bending part of the bending connecting rod is hinged on the connecting shaft, and the bending part of the bending connecting rod can rotate around the connecting shaft in the opening.

[0011] As a preferred solution: a buffer spring for buffering during the movement of the support is arranged on the support, one end of the buffer spring is connected to the support, and the other end of the buffer spring is connected to the sleeve.

[0012] As a preferred solution: the clamping cylinder is provided with a pressing component for pressing the material to be placed into the material seat, the pressing component includes a pressing spring and a pressing block, the upper end of the pressing spring is connected to the clamping cylinder, and the lower end of the pressing spring is connected to the upper surface of the pressing block.

[0013] As a preferred solution: a receiving sleeve is arranged between the turntable and the disc, and the receiving sleeve is hollow. The receiving sleeve comprises, from top to bottom, an upper mounting part, a supporting part and a lower mounting part which are integrally connected. The upper mounting part passes through the through hole of the disc, and the disc is supported on the supporting part. The lower mounting part passes through the through hole of the turntable. The turntable is rotatably mounted on the lower mounting part, and the vertical rod vertically passes through the hollow position of the receiving sleeve.

[0014] The feeding method of the multi-station turntable feeding mechanism comprises the following steps:

[0015] First, the driving source drives the vertical rod to move downward, and the vertical rod descends to drive a plurality of connecting rod assemblies to pull a plurality of material-retrieving mechanisms to move to the outside of the disc, and the material-retrieving mechanisms are pulled to the outside of the turntable to retrieve materials;

[0016] Second, the driving source drives the vertical rod to move upward, and the vertical rod rises to drive a plurality of connecting rod assemblies to pull a plurality of material taking mechanisms to move to the inner side of the disc, and the material taking mechanisms are pulled to the top of the material seat;

[0017] Third, the vertical drive cylinder of the material taking mechanism drives the clamping cylinder to descend and place the clamped material on the material seat;

[0018] Fourth, the material is processed on the material seat, and after the processing is completed, the turntable rotates to transfer the processed material on the material seat.

[0019] Compared with the prior art, the present invention has obvious advantages and beneficial effects. Specifically, it can be seen from the above technical scheme that through the turntable, the disc, the connecting rod driving mechanism and the material picking mechanism, accurate and fast material picking and feeding are achieved, and the feeding efficiency is improved; the connecting rod driving mechanism can be used to move the material picking mechanism back and forth in the radial direction of the disc, thereby realizing material picking and discharging, with a compact structure and small space occupation; a driving source can be used to drive multiple material picking mechanisms to move synchronously on the disc, so that the movement of multiple material picking mechanisms is accurate, consistent and easy to adjust; the position can be adjusted for different materials through the cooperation of the disc and the turntable, and the application range is wide.

[0020] In order to more clearly illustrate the structural features and effects of the present invention, it is described in detail below in conjunction with the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the three-dimensional structure of the multi-station turntable feeding mechanism of the present invention;

[0022] Figure 2 It is a three-dimensional structural schematic diagram of the multi-station turntable feeding mechanism of the present invention from another perspective;

[0023] Figure 3 It is a schematic diagram of the three-dimensional structure of the main part of the multi-station turntable feeding mechanism of the present invention;

[0024] Figure 4 It is a three-dimensional structural schematic diagram of the main part of the multi-station turntable feeding mechanism of the present invention from another perspective;

[0025] Figure 5 For the present invention Figure 4 Enlarged view of the M in the middle;

[0026] Figure 6 It is a schematic diagram of the three-dimensional structure of the material taking mechanism of the present invention;

[0027] Figure 7 It is a three-dimensional structural schematic diagram of the material taking mechanism of the present invention from another perspective;

[0028] Figure 8 It is a schematic diagram of the three-dimensional structure of the receiving sleeve of the present invention;

[0029] Fig. 9 It is a schematic diagram of the three-dimensional structure of the sleeve of the present invention.

[0030] Description of the accompanying drawings:

[0031] In the figure: 10, turntable; 101, turntable through hole; 102, material seat; 11, turntable driving device; 20, disc; 201, disc through hole; 30, connecting rod driving mechanism; 31, driving source; 32, vertical rod; 33, connecting rod assembly; 331, bending connecting rod; 332, roller; 333, mounting seat; 334, receiving groove; 335, support arm; 336, opening; 337, connecting shaft; 338, connecting Rod; 339, sleeve; 340, groove; 40, material taking mechanism; 41, support; 411, buffer spring; 412, transverse connecting part; 413, vertical mounting part; 42, vertical driving cylinder; 43, vertical slide; 44, clamping cylinder; 50, pressing assembly; 501, pressing spring; 502, pressing block; 60, receiving sleeve; 601, upper mounting part; 602, supporting part; 603, lower mounting part. DETAILED DESCRIPTION

[0032] The present invention Figures 1 to 9As shown, a multi-station turntable 10 feeding mechanism and a feeding method thereof include a turntable 10, a turntable driving device 11, a disc 20 installed above the turntable 10, a plurality of material-retrieving mechanisms 40 reciprocatingly distributed on the disc 20, and a connecting rod driving mechanism 30 installed on the disc 20 for driving the material-retrieving mechanisms 40 to reciprocate in the radial direction of the disc 20; a disc through hole 201 is provided at the center of the disc 20, a turntable through hole 101 is provided at the center of the turntable 10, the diameter of the disc 20 is smaller than the diameter of the turntable 10, and when the turntable 10 exceeds the disc 20, the connecting rod driving mechanism 30 is provided. A plurality of material seats 102 are provided for receiving materials transferred from the material-retrieving mechanism 40; the connecting rod driving mechanism 30 includes a driving source 31, a vertical rod 32 and a plurality of connecting rod assemblies 33 arranged at intervals, the driving source 31 is located below the turntable 10, the vertical rod 32 passes through the turntable 10 and the disc 20 from bottom to top, the driving source 31 is connected to the vertical rod 32, the vertical rod 32 is connected to the connecting rod assembly 33, the connecting rod assembly 33 is connected to the material-retrieving mechanism 40, the driving source 31 drives the vertical rod 32 to rise and fall, and the vertical rod 32 rises and falls to drive a plurality of connecting rod assemblies The rod assembly 33 pulls the plurality of material-retrieving mechanisms 40 to move forward and backward in the radial direction of the disc 20; the link assembly 33 includes a bending link 331, a support arm 335 and a connecting rod 338, the upper end of the bending link 331 is rotatably mounted above the vertical rod 32, the support arm 335 is fixedly mounted above the disc 20, the support arm 335 is hinged to the bending part of the bending link 331, the lower end of the bending link 331 is hinged to the rear end of the connecting rod 338, and the front end of the connecting rod 338 is connected to the material-retrieving mechanism 40; the upper end of the disc through hole 201 A sleeve 339 is provided, and the vertical rod 32 passes through the sleeve 339. The support arm 335 is fixedly installed on the upper surface of the sleeve 339. A plurality of grooves 340 are provided on the upper side wall of the sleeve 339. The lower side of the bending link 331 is movably located in the groove 340. An opening 336 is provided on the support arm 335. A connecting shaft 337 is provided at the front end of the support arm 335. The bending part of the bending link 331 is hinged on the connecting shaft 337, and the bending part of the bending link 331 can rotate around the connecting shaft 337 in the opening 336.

[0033] The driving source 31 adopts a lifting driving cylinder. The driving source 31 drives the vertical rod 32 to move downward. The vertical rod 32 moves downward, driving the lower ends of the plurality of bending connecting rods 331 to rotate outward around the plurality of supporting arms 335. The lower ends of the plurality of bending connecting rods 331 rotate outward, driving the plurality of connecting rods 338 to pull the plurality of material picking mechanisms 40 to move toward the outside of the disc 20. The material picking mechanism 40 is pulled to the outside of the turntable 10 to clamp the material; the driving source 31 drives the vertical rod 32 to move upward. The vertical rod 32 moves upward, driving the lower ends of the plurality of bending connecting rods 331 to rotate inward around the plurality of supporting arms 335. The lower ends of the plurality of bending connecting rods 331 rotate inward, driving the plurality of connecting rods 338 to pull the plurality of supports 41 to move toward the center position of the disc 20, and the material picking mechanism 40 is pulled to the top of the material seat 102. 40 places the material clamped from the outside of the turntable 10 in the material seat 102; the turntable driving device 11 is a turntable driving motor, the shaft end of which is connected to the lower surface of the turntable 10, and the turntable driving motor drives the turntable 10 to rotate; the rotation of the turntable 10 drives the plurality of material seats 102 to rotate, and after the clamping cylinder 44 places the material on the material seat 102, subsequent processing is carried out on the material seat 102 of the turntable 10, and when the processing is completed, the turntable 10 rotates to transfer the processed material away; through the turntable 10, the disc 20, the connecting rod driving mechanism 30 and the material picking mechanism 40, accurate and fast material picking and feeding are achieved, and the feeding efficiency is improved; the connecting rod driving mechanism 30 is used to realize material picking and discharging, the structure is compact, and less space is occupied; multiple material picking mechanisms 40 move synchronously on the disc 20, with high accuracy, high consistency, easy adjustment, and a wide range of applications.

[0034] The material taking mechanism 40 includes a support 41, a vertical driving cylinder 42, a vertical slide 43 and a clamping cylinder 44. The vertical driving cylinder 42 is installed on the support 41, and the vertical slide 43 is slidably located on the support 41. The shaft end of the vertical driving cylinder 42 is connected to the vertical slide 43, and the vertical driving cylinder 42 drives the vertical slide 43 to move vertically on the support 41; the clamping cylinder 44 is fixedly installed on the vertical slide 43; the front end of the connecting rod 338 is hinged with the support 41; the support 41 includes a lateral connecting rod connected in an integral manner. Part 412 and the vertical mounting part 413, the front end of the connecting rod 338 is hinged with the horizontal connecting part 412, the vertical slide 43 is slidably located on the vertical mounting part 413, and the vertical driving cylinder 42 drives the vertical slide 43 to move vertically on the vertical mounting part 413; a buffer spring 411 is provided on the support 41 for buffering during the movement of the support 41, one end of the buffer spring 411 is connected to the support 41, and the other end of the buffer spring 411 is connected to the sleeve 339; the stability of the overall structure is improved.

[0035] The upper end of the bending link 331 is provided with a roller 332, and the upper end of the vertical rod 32 is fastened with a mounting seat 333, and the mounting seat 333 is provided with a receiving groove 334 for receiving a plurality of rollers 332, and the plurality of rollers 332 are rollably located in the receiving groove 334; when the vertical rod 32 rises, the mounting seat 333 rises with it, and the roller 332 at the upper end of the bending link 331 rolls toward the outer side of the receiving groove 334, The lower end of the bending link 331 moves inward around the support arm 335, and the connecting rod 338 pulls the support 41 to move toward the inside of the disc 20; when the vertical rod 32 descends, the mounting seat 333 descends accordingly, and the roller 332 at the upper end of the bending link 331 rolls toward the inside of the accommodating groove 334, so that the lower end of the bending link 331 moves outward around the support arm 335, and the connecting rod 338 pulls the support 41 to move toward the outside of the disc 20.

[0036] The clamping cylinder 44 is provided with a pressing component 50 for pressing the material to be placed into the material seat 102. The pressing component 50 includes a pressing spring 501 and a pressing block 502. The upper end of the pressing spring 501 is connected to the clamping cylinder 44, and the lower end of the pressing spring 501 is connected to the upper surface of the pressing block 502. When the clamped material is placed on the material seat 102, the pressing spring 501 drives the pressing block 502 to press the material downward, pressing the material tightly in the material seat 102, preventing the material from shifting and improving the stability of feeding.

[0037] A receiving sleeve 60 is arranged between the turntable 10 and the disc 20. The receiving sleeve 60 is hollow and includes, from top to bottom, an upper mounting portion 601, a support portion 602 and a lower mounting portion 603 which are integrally connected. The upper mounting portion 601 passes through the disc through hole 201. The disc 20 is supported on the support portion 602. The lower mounting portion 603 passes through the turntable through hole 101. The turntable 10 is rotatably mounted on the lower mounting portion 603. The vertical rod 32 vertically passes through the hollow position of the receiving sleeve 60.

[0038] The feeding method of the multi-station turntable feeding mechanism comprises the following steps:

[0039] First, the driving source drives the vertical rod to move downward, and the vertical rod descends to drive a plurality of connecting rod assemblies to pull a plurality of material-retrieving mechanisms to move to the outside of the disc, and the material-retrieving mechanisms are pulled to the outside of the turntable to retrieve materials;

[0040] Second, the driving source drives the vertical rod to move upward, and the vertical rod rises to drive a plurality of connecting rod assemblies to pull a plurality of material taking mechanisms to move to the inner side of the disc, and the material taking mechanisms are pulled to the top of the material seat;

[0041] Third, the vertical drive cylinder of the material taking mechanism drives the clamping cylinder to descend and place the clamped material on the material seat;

[0042] Fourth, the material is processed on the material seat, and after the processing is completed, the turntable rotates to transfer the processed material on the material seat.

[0043] The design focus of the present invention is that, through the turntable, the disc, the connecting rod driving mechanism and the material picking mechanism, accurate and fast material picking and feeding are achieved, and the feeding efficiency is improved; the connecting rod driving mechanism can be used to move the material picking mechanism back and forth in the radial direction of the disc, thereby realizing material picking and discharging, and the structure is compact and occupies less space; a driving source can be used to drive multiple material picking mechanisms to move synchronously on the disc, so that the movement of multiple material picking mechanisms is high in accuracy, high in consistency, and easy to adjust; the position can be adjusted for different materials through the cooperation of the disc and the turntable, and the application range is wide.

[0044] The above description is only a preferred embodiment of the present invention and does not limit the technical scope of the present invention. Therefore, any slight modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A multi-station turntable feeding mechanism, characterized in that: The invention comprises a turntable, a turntable driving device, a disc installed above the turntable, a plurality of material-retrieving mechanisms distributed back and forth on the disc, and a connecting rod driving mechanism installed on the disc for driving the material-retrieving mechanism to move back and forth in the radial direction of the disc; a disc through hole is arranged at the center of the disc, a turntable through hole is arranged at the center of the turntable, the diameter of the disc is smaller than the diameter of the turntable, and a plurality of material seats for receiving materials transferred from the material-retrieving mechanism are arranged at the part of the turntable beyond the disc; the connecting rod driving mechanism comprises a driving source, a vertical rod and a complex Several connecting rod assemblies are arranged at intervals, the driving source is located below the turntable, the vertical rod passes through the turntable and the disc from bottom to top, the driving source is connected to the vertical rod, the vertical rod is connected to the connecting rod assembly, the connecting rod assembly is connected to the material-retrieving mechanism, the driving source drives the vertical rod to rise and fall, and the vertical rod lifting drives a plurality of connecting rod assemblies to pull a plurality of material-retrieving mechanisms to move forward and backward in the radial direction of the disc; the connecting rod assembly includes a bending connecting rod, a support arm and a connecting rod, the upper end of the bending connecting rod is rotatably installed above the vertical rod, and the The support arm is fixedly installed above the disc, the support arm is hinged to the bending part of the bending connecting rod, the lower end of the bending connecting rod is hinged to the rear end of the connecting rod, and the front end of the connecting rod is connected to the material taking mechanism; a sleeve is arranged at the upper end of the through hole of the disc, the vertical rod passes through the sleeve, the support arm is fixedly installed on the upper surface of the sleeve, a plurality of grooves are arranged on the upper side wall of the sleeve, and the lower side of the bending connecting rod is movably located in the groove; the material taking mechanism includes a support, a vertical driving cylinder, a vertical slide seat and a clamping cylinder, the vertical The vertical driving cylinder is installed on the support, the vertical slide is slidably located on the support, the axial end of the vertical driving cylinder is connected to the vertical slide, and the vertical driving cylinder drives the vertical slide to move vertically on the support; the clamping cylinder is firmly installed on the vertical slide; the front end of the connecting rod is hinged with the support; the upper end of the bending connecting rod is provided with a roller, and the upper end of the vertical rod is firmly provided with a mounting seat, and the mounting seat is provided with a receiving groove for accommodating a plurality of rollers, and the plurality of rollers are rollably located in the receiving groove.

2. The multi-station turntable feeding mechanism according to claim 1, characterized in that: The support includes an integrally connected transverse connection part and a vertical installation part, the front end of the connecting rod is hinged to the transverse connection part, the vertical slide is slidably located on the vertical installation part, and the vertical drive cylinder drives the vertical slide to move vertically on the vertical installation part.

3. The multi-station turntable feeding mechanism according to claim 1, characterized in that: The support arm is provided with an opening, and a connecting shaft is provided at the front end of the support arm. The bending part of the bending connecting rod is hinged on the connecting shaft, and the bending part of the bending connecting rod can rotate around the connecting shaft in the opening.

4. The multi-station turntable feeding mechanism according to claim 1, characterized in that: The support is provided with a buffer spring for playing a buffering role during the movement of the support, one end of the buffer spring is connected to the support, and the other end of the buffer spring is connected to the sleeve.

5. The multi-station turntable feeding mechanism according to claim 1, characterized in that: The clamping cylinder is provided with a pressing assembly for pressing the material to be placed into the material seat. The pressing assembly includes a pressing spring and a pressing block. The upper end of the pressing spring is connected to the clamping cylinder, and the lower end of the pressing spring is connected to the upper surface of the pressing block.

6. The multi-station turntable feeding mechanism according to claim 1, characterized in that: A receiving sleeve is arranged between the turntable and the disc. The receiving sleeve is hollow and comprises, from top to bottom, an upper mounting portion, a supporting portion and a lower mounting portion which are integrally connected. The upper mounting portion passes through the through hole of the disc, and the disc is supported on the supporting portion. The lower mounting portion passes through the through hole of the turntable. The turntable is rotatably mounted on the lower mounting portion, and the vertical rod vertically passes through the hollow position of the receiving sleeve.

7. A feeding method of a multi-station turntable feeding mechanism according to any one of claims 1 to 6, characterized in that: The steps include: First, the driving source drives the vertical rod to move downward, and the vertical rod descends to drive a plurality of connecting rod assemblies to pull a plurality of material-retrieving mechanisms to move to the outside of the disc, and the material-retrieving mechanisms are pulled to the outside of the turntable to retrieve materials; Second, the driving source drives the vertical rod to move upward, and the vertical rod rises to drive a plurality of connecting rod assemblies to pull a plurality of material taking mechanisms to move toward the inner side of the disc, and the material taking mechanisms are pulled to the top of the material seat; Third, the vertical drive cylinder of the material taking mechanism drives the clamping cylinder to descend and place the clamped material on the material seat; Fourth, the material is processed on the material seat, and after the processing is completed, the turntable rotates to transfer the processed material on the material seat.

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