Roller conveying device with automatic positioning function

Abstract

The utility model provides an automatic positioning roller conveying device which comprises a support, a conveying mechanism and a positioning mechanism, the conveying mechanism is installed on the upper end face of the support, the positioning mechanism is installed at the front end of the support, and the positioning mechanism comprises a workbench, a sliding block, a sliding table and a driving mechanism, the sliding tables are symmetrically fixed to the front end and the rear end of the workbench, the sliding blocks are vertically and symmetrically arranged on the two sides of the workbench, sliding parts are symmetrically arranged at the bottoms of the sliding blocks and slidably assembled on the sliding tables at the front end and the rear end respectively, and positioning columns are symmetrically arranged at the top ends of the sliding blocks. According to the roller conveying device with the automatic positioning function, the positioning mechanism is arranged at the front end of the roller, goods can be positioned through the positioning columns capable of transversely moving and lifting, the positions of the positioning columns capable of transversely moving can be adjusted through the driving mechanism and the sliding blocks, the positioning columns on the two sides can be synchronously drawn close or unfolded, and the conveying efficiency is improved. And the adaptive positioning effect can be achieved according to the actual cargo size.

Description

Technical Field

[0001] The utility model relates to the technical field of conveyors, in particular to an automatically positioned roller conveying device. Background Art

[0002] The automatic positioning roller conveyor uses the rotation of rollers to achieve the purpose of conveying items. The patent with application number 201710420258.0 discloses a rotating automatic positioning roller conveyor, which includes a base, two roller groups and two driving mechanisms. The two roller groups and the two driving mechanisms are arranged on the base. The two roller groups respectively have multiple parallel rollers. The two driving mechanisms respectively drive the rollers of the two roller groups to rotate in the same direction or in the opposite direction, so that the items placed on the two roller groups can be conveyed in a straight line, turned or rotated according to the conveying requirements; the automatic positioning roller conveyor can only achieve single positioning and two-way transportation, and cannot accurately position the workpiece to be transported at a certain position center of the conveyor belt, so that the workpiece can be transported smoothly and cooperate with subsequent processing stations. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] The problem to be solved by the utility model is to provide an automatically positioned roller conveying device to overcome the defect that the roller conveying device in the prior art cannot accurately position the workpiece.

[0005] (II) Technical solution

[0006] In order to solve the technical problem, the utility model provides an automatically positioned roller conveying device, including a bracket, a conveying mechanism and a positioning mechanism, the conveying mechanism is installed on the upper end surface of the bracket, the positioning mechanism is installed on the front end of the bracket, the positioning mechanism includes a workbench and a slider, a slide and a driving mechanism installed on the workbench, the slide is symmetrically fixed at the front and rear ends of the workbench, the slider is vertically symmetrically arranged on both sides of the workbench, the bottom of the slider is symmetrically provided with sliding parts, the sliding parts are respectively slidably assembled on the slides at the front and rear ends, and the top of the slider is symmetrically provided with positioning columns, the driving mechanism is used to drive the sliders on both sides to slide along the slide and then expand or retract toward the center synchronously, thereby adjusting the distance between the positioning columns on both sides to achieve positioning adjustment, and the goods can be positioned by passing through the middle of the positioning columns during transportation.

[0007] In some embodiments, the driving mechanism includes a servo electric cylinder, a rotating wheel and a conveyor belt. The rotating wheel is symmetrically installed on the workbench, and the two ends of the conveyor belt are respectively mounted on the rotating wheel. The front and rear ends of the conveyor belt are respectively fixed with a first connecting seat and a second connecting seat. One end of the first connecting seat and the second connecting seat are respectively fixed to the bottom of the slider on both sides, and the other end of the first connecting seat is connected to the servo electric cylinder; the servo electric cylinder pushes the first connecting seat and the slider on one side to slide, and after the rotating wheel and the conveyor belt are running, the second connecting seat and the slider on the other side are synchronously expanded or retracted.

[0008] In some embodiments, an avoidance groove is provided on one side of the workbench, and a lifting platform is provided at the avoidance groove. The lifting platform is installed on the workbench through a lifting cylinder and a fixed plate. The positioning columns are symmetrically provided at both ends of the lifting platform. The lifting cylinder can drive the lifting platform to be ejected, so that the positioning columns are placed above the workbench to position the workpiece.

[0009] In some embodiments, the positioning columns are rotatably mounted on the positioning rods. The positioning columns can rotate so that the workpiece can be better positioned. The bracket includes a bracket body, beams symmetrically fixed on both sides of the bracket body, and multiple support legs installed at the bottom of the bracket body.

[0010] In some embodiments, the crossbeam is provided with two openings, and when the slider drives the positioning column to move to the outermost side, the positioning column is placed in the opening. The conveying mechanism includes rollers and a motor, and the rollers are installed between the crossbeams at equal intervals. The ends of the rollers are rotatably installed in the crossbeams and are provided with sprockets. The sprockets are connected to the motor at the bottom of the bracket body through chains.

[0011] In some embodiments, a grating displacement sensor is provided on one side of the workbench located on the conveyor belt.

[0012] (III) Beneficial effects

[0013] The utility model provides an automatic positioning roller conveying device, in which a positioning mechanism is provided at the front end of the roller, and goods can be positioned by positioning columns that can be moved laterally and lifted, so that the goods can be transported along the center of the roller, and the laterally movable positioning columns can adjust their positions by a driving mechanism and a slider, so that the positioning columns on both sides can be synchronously moved together or spread out, and an adaptive positioning effect can be achieved according to the actual size of the goods. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 This is a three-dimensional diagram of an automatic positioning roller conveying device of the utility model;

[0016] Figure 2 This is a bottom perspective view of an automatic positioning roller conveying device of the utility model;

[0017] Figure 3 This is a three-dimensional diagram of the interior of a crossbeam and a roller of an automatic positioning roller conveying device of the utility model;

[0018] Figure 4 This is a three-dimensional diagram of the worktable surface structure of an automatic positioning roller conveying device of the utility model;

[0019] Figure 5 It is a three-dimensional diagram of the worktable surface structure of the automatic positioning roller conveying device of the utility model from another perspective;

[0020] Figure 6 This is a three-dimensional diagram of the working table surface of an automatic positioning roller conveying device of the utility model excluding the slider;

[0021] Figure 7 It is a three-dimensional diagram of the worktable surface and side surface of an automatically positioned roller conveying device of the utility model.

[0022] The names of the components corresponding to the various figure marks in the figure are: 1. workbench; 2. slider; 3. slide; 4. sliding part; 5. positioning column; 6. servo electric cylinder; 7. rotating wheel; 8. conveyor belt; 9. first connecting seat; 10. second connecting seat; 11. avoidance groove; 12. lifting platform; 13. lifting cylinder; 14. fixing plate; 15. positioning rod; 16. bracket body; 17. crossbeam; 18. supporting leg; 19. opening; 20. roller; 21. sprocket; 22. motor; 23. grating displacement sensor. DETAILED DESCRIPTION

[0023] The embodiments of the present application are described in detail below with reference to the accompanying drawings.

[0024] The following describes the implementation methods of the present application through specific examples, and those skilled in the art can easily understand other advantages and effects of the present application from the contents disclosed in this specification. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. The present application can also be implemented or applied through other different specific implementation methods, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present application. It should be noted that, in the absence of conflict, the following embodiments and the features in the embodiments can be combined with each other. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without making creative work belong to the scope of protection of the present application.

[0025] It should be noted that various aspects of the embodiments within the scope of the appended claims are described below. It should be apparent that the aspects described herein can be embodied in a wide variety of forms, and any specific structure and / or function described herein is merely illustrative. Based on the present application, it should be understood by those skilled in the art that an aspect described herein can be implemented independently of any other aspect, and two or more of these aspects can be combined in various ways. For example, any number and aspect described herein can be used to implement the device and / or practice the method. In addition, other structures and / or functionalities other than one or more of the aspects described herein can be used to implement this device and / or practice this method.

[0026] It should also be noted that the illustrations provided in the following embodiments are only schematic illustrations of the basic concept of the present application. The drawings only show components related to the present application rather than being drawn according to the number, shape and size of components in actual implementation. In actual implementation, the type, quantity and proportion of each component may be changed arbitrarily, and the component layout may also be more complicated.

[0027] Additionally, in the following description, specific details are provided to facilitate a thorough understanding of the examples. However, it will be understood by those skilled in the art that the examples can be practiced without these specific details.

[0028] See also Figure 1 to Figure 7The utility model provides an automatic positioning roller conveyor, comprising a bracket, a conveying mechanism and a positioning mechanism, wherein the conveying mechanism is installed on the upper end surface of the bracket for conveying the workpiece, the positioning mechanism is installed on the front end of the bracket for positioning the workpiece so that it can be transported along the center position, and the positioning mechanism comprises a workbench 1 and a slider 2, a slide 3 and a driving mechanism installed on the workbench 1; specifically, the slide 3 is symmetrically fixed at the front and rear ends of the workbench 1, the slider 2 is vertically symmetrically arranged on both sides of the workbench 1, and a sliding portion 4 is symmetrically provided at the bottom of the slider 2, and the sliding portion 4 is respectively slidably assembled on the slide 3 at the front and rear ends, so that the slider 2 can slide along the installation direction of the slide 3, and the top of the slider 2 is symmetrically provided with a positioning column 5, and the driving mechanism is used to drive the sliders 2 on both sides to slide along the slide 3 and then synchronously expand or retract toward the center, so as to adjust the distance between the positioning columns 5 on both sides to realize positioning adjustment. Since the sliders 2 on both sides move synchronously, the distances between the positioning columns 5 on both sides and the center of the workbench 1 are always the same, so that the workpiece can be transported along the center.

[0029] In some embodiments, Figure 5 and Figure 6 As shown, the driving mechanism includes a servo electric cylinder 6, a rotating wheel 7 and a conveyor belt 8, wherein the rotating wheel 7 is symmetrically installed on the workbench 1, and the two ends of the conveyor belt 8 are respectively mounted on the rotating wheel 7, and the front and rear ends of the conveyor belt 8 are respectively fixed with a first connecting seat 9 and a second connecting seat 10, one end of the first connecting seat 9 and the second connecting seat 10 are respectively fixed to the bottom of the slider 2 on both sides, and the other end of the first connecting seat 9 is connected to the servo electric cylinder 6; when the servo electric cylinder 6 is running, it pushes or pulls the first connecting seat 9 and the slider 2 on one side to slide, and at this time, the conveyor belt 8 runs driven by the first connecting seat 9, and the rotating wheel 7 rotates, so after the rotating wheel 7 and the conveyor belt 8 are running, the second connecting seat 10 and the slider 2 on the other side can be synchronously expanded or retracted to achieve positioning adjustment.

[0030] In some embodiments, Figure 4 and Figure 7 As shown, an avoidance groove 11 is provided on one side of the workbench 1, and a lifting platform 12 is provided at the avoidance groove 11. The lifting platform 12 is installed on the workbench 1 through a lifting cylinder 13 and a fixed plate 14. Positioning columns 5 are symmetrically provided at both ends of the lifting platform 12. After the lifting cylinder 13 drives the lifting platform 12 to rise, the positioning column 5 can pass through the avoidance groove 11 and be placed above the workbench 1. At this time, the positioning column 5 can position the workpiece at the end of the conveying mechanism. The positioning column 5 here is fixed in position and can only limit the positioning of workpieces of fixed size. All the positioning columns 5 in this equipment are rotatably mounted on the positioning rod 15. Since the positioning column 5 can rotate, the workpiece can pass through the middle smoothly, thereby improving the positioning stability.

[0031] In some embodiments, Figure 1 to Figure 3 as well as Figure 6As shown, the bracket includes a bracket body 16, beams 17 symmetrically fixed on both sides of the bracket body 16, and multiple supporting legs 18 installed at the bottom of the bracket body 16, wherein the beams 17 are each provided with two openings 19, and when the slider 2 drives the positioning column 5 to move to the outermost side, the positioning column 5 is placed in the opening 19 to achieve an avoidance effect; the conveying mechanism includes rollers 20 and motors 22, the rollers 20 are installed between the beams 17 at equal intervals, the ends of the rollers 20 are rotatably installed in the beams 17 and are each provided with sprockets 21, the sprockets 21 are connected to the motor 22 at the bottom of the bracket body 16 through a chain, and the motor 22 can drive the entire roller 20 to perform rolling transportation when it is running. In this embodiment, a grating displacement sensor 23 is provided on one side of the conveyor belt 8 of the workbench 1, which can be used to detect the current position of the positioning column 5 and transmit the signal to the servo electric cylinder 6 to achieve the effect of precise control and positioning.

[0032] The utility model provides an automatic positioning roller conveying device, in which a positioning mechanism is provided at the front end of the roller, and goods can be positioned by positioning columns that can be moved laterally and lifted, so that the goods can be transported along the center of the roller, and the laterally movable positioning columns can adjust their positions by a driving mechanism and a slider, so that the positioning columns on both sides can be synchronously moved together or spread out, and an adaptive positioning effect can be achieved according to the actual size of the goods.

[0033] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. An automatic positioning roller conveying device, comprising a bracket, a conveying mechanism and a positioning mechanism, characterized in that: The conveying mechanism is installed on the upper end surface of the bracket, and the positioning mechanism is installed at the front end of the bracket. The positioning mechanism includes a workbench (1) and a slider (2), a slide (3) and a driving mechanism installed on the workbench (1). The slide (3) is symmetrically fixed at the front and rear ends of the workbench (1). The slider (2) is vertically symmetrically arranged on both sides of the workbench (1). The bottom of the slider (2) is symmetrically provided with sliding parts (4), and the sliding parts (4) are respectively slidably assembled on the slides (3) at the front and rear ends. The top of the slider (2) is symmetrically provided with positioning columns (5). The driving mechanism is used to drive the sliders (2) on both sides to slide along the slide (3) and then expand or retract synchronously toward the center, so as to adjust the distance between the positioning columns (5) on both sides to achieve positioning adjustment.

2. The automatic positioning roller conveyor device according to claim 1, characterized in that: The driving mechanism comprises a servo electric cylinder (6), a rotating wheel (7) and a conveyor belt (8); the rotating wheel (7) is symmetrically mounted on the workbench (1); the two ends of the conveyor belt (8) are respectively mounted on the rotating wheel (7); the front and rear ends of the conveyor belt (8) are respectively fixed with a first connecting seat (9) and a second connecting seat (10); one end of the first connecting seat (9) and the second connecting seat (10) are respectively fixed to the bottom of the slider (2) on both sides; the other end of the first connecting seat (9) is connected to the servo electric cylinder (6); the servo electric cylinder (6) pushes the first connecting seat (9) and the slider (2) on one side to slide; after the rotating wheel (7) and the conveyor belt (8) are running, the second connecting seat (10) and the slider (2) on the other side are synchronously expanded or retracted.

3. The automatic positioning roller conveyor device according to claim 1, characterized in that: A avoidance groove (11) is provided on one side of the workbench (1), and a lifting platform (12) is provided at the avoidance groove (11). The lifting platform (12) is installed on the workbench (1) via a lifting cylinder (13) and a fixing plate (14), and the positioning columns (5) are symmetrically provided at both ends of the lifting platform (12).

4. The automatic positioning roller conveyor device according to claim 1, characterized in that: The positioning columns (5) are all rotatably sleeved on the positioning rods (15).

5. The automatic positioning roller conveyor device according to claim 1, characterized in that: The bracket comprises a bracket body (16), a crossbeam (17) symmetrically fixed on both sides of the bracket body (16), and a plurality of supporting legs (18) installed at the bottom of the bracket body (16).

6. The automatic positioning roller conveyor device according to claim 5, characterized in that: The crossbeam (17) is provided with two openings (19), and when the slider (2) drives the positioning column (5) to move to the outermost side, the positioning column (5) is placed in the opening (19).

7. The automatic positioning roller conveyor device according to claim 5, characterized in that: The conveying mechanism comprises rollers (20) and a motor (22), wherein the rollers (20) are installed between the cross beams (17) at equal intervals, and the ends of the rollers (20) are rotatably installed in the cross beams (17) and are each provided with a sprocket (21), wherein the sprocket (21) is connected to the motor (22) at the bottom of the bracket body (16) via a chain.

8. The automatic positioning roller conveyor device according to claim 2, characterized in that: The workbench (1) is provided with a grating displacement sensor (23) on one side of the conveyor belt (8).

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