Reciprocating elevator

Abstract

The utility model belongs to the technical field of elevator especially relates to a reciprocating elevator, including frame, hoisting assembly and conveying assembly, conveying assembly includes first drive part and a pair of section bar components, the section bar component includes conveying line front section, conveying line rear section and conveying belt, first drive part includes drive head seat, front drive tail seat, rear drive tail seat transmission shaft and step motor, the inner end of conveying line front section with the inner end of conveying line rear section passes through drive head seat fixed connection, front drive tail seat locates the outer end of conveying line front section, rear drive tail seat locates the outer end of conveying line rear section, utilizes conveying line front section, drive head seat and conveying line rear section splicing forms the conveying assembly of linear type to drive head seat, transmission shaft, step motor are arranged in the middle part of conveying assembly, realize the effect that the gravity center is in the middle, is favorable to the stability of conveying assembly in the process of lifting.

Description

Technical Field

[0001] This utility model belongs to the field of hoisting technology, and in particular relates to a reciprocating hoist. Background Technology

[0002] A reciprocating elevator is a lifting device that moves up and down in a reciprocating motion, enabling the input and output of materials in one cycle. It is suitable for logistics, food, e-commerce and other fields. Existing technologies use belt conveyors to input and output materials, and the drive motor is generally located at the front or rear of the conveyor. The center of gravity of the belt conveyor is biased towards the front or rear, which affects the stability of the lifting process. Utility Model Content

[0003] The purpose of this invention is to provide a reciprocating elevator, which aims to solve the technical problem of poor stability during the lifting process of belt conveyors in the prior art.

[0004] To achieve the above objectives, this utility model provides a reciprocating hoist, comprising a frame, a hoisting assembly, and a conveying assembly. The hoisting assembly is mounted on the frame and has a lifting seat capable of vertical movement. The conveying assembly is mounted on the lifting seat. The conveying assembly includes a first driving component and a pair of profile components. The profile components include a front section of the conveyor line, a rear section of the conveyor line, and a conveyor belt. The first driving component includes a drive head, a front drive tail, a rear drive tail, a drive shaft, and a stepper motor. The inner ends of the front section and the rear section of the conveyor line are fixedly connected through the drive head. The front drive tail is located at the outer end of the front section of the conveyor line, and the rear drive tail is located at the outer end of the rear section of the conveyor line. The middle part of the conveyor belt is driven by the driving wheel of the drive head, the front end is driven by the driven wheel of the front drive tail, and the rear end is driven by the driven wheel of the rear drive tail. The two ends of the drive shaft are coaxially connected to the driving wheels of the pair of drive heads. The main shaft of the stepper motor is driven by the drive shaft.

[0005] Optionally, it also includes a pair of reinforcing plates, the reinforcing plates being fixedly connected to the bottom of the drive head seat, the front end being fixedly connected to the bottom of the front section of the conveyor line, and the rear end being fixedly connected to the bottom of the rear section of the conveyor line.

[0006] Optionally, it also includes a front cross brace and a rear cross brace, with the inner sides of the front sections of a pair of conveyor lines respectively fixedly connected to the front cross brace, and the inner sides of the rear sections of a pair of conveyor lines respectively fixedly connected to the rear cross brace.

[0007] Optionally, it also includes a hydraulic damper, which is disposed on the rear cross brace.

[0008] Optionally, it also includes a first mounting base, the top of which is connected to the inner side of the drive head base and has a clearance notch for clearing the drive shaft, and the stepper motor is located at the bottom of the first mounting base.

[0009] Optionally, it further includes a first synchronous pulley, a second synchronous pulley, and a first synchronous belt. The first synchronous pulley is coaxially mounted on the main shaft of the stepper motor, and the second synchronous pulley is coaxially mounted on the transmission shaft. The first synchronous pulley and the second synchronous pulley are connected by the first synchronous belt.

[0010] Optionally, the lifting assembly includes a base, a top seat, a guide column, and a second driving component. The bottom end of the guide column is connected to the base, and the top end is connected to the top seat. The lifting seat and the guide column are slidably connected in the vertical direction, and the second driving component is drively connected to the lifting seat.

[0011] Optionally, the second driving component includes a third synchronous pulley, a fourth synchronous pulley, a second synchronous belt, and a servo motor. The third synchronous pulley is mounted on the base, the fourth synchronous pulley is mounted on the top seat, the servo motor is mounted on the base and its main shaft is coaxially connected to the third synchronous pulley, the fourth synchronous pulley is connected to the third synchronous pulley via the second synchronous belt, and the lifting seat is provided with a belt clamping seat, which clamps the second synchronous belt.

[0012] Optionally, the guide post is provided with a vertically arranged slide rail, and the lifting seat is provided with a slider that slides in cooperation with the slide rail.

[0013] Optionally, the frame is provided with a first slotted switch at the top and a second slotted switch at the bottom, and a sensor sheet is provided on one side of the front section of the conveyor line.

[0014] The reciprocating elevator provided in this utility model embodiment has at least one of the following technical effects: by splicing the front section of the conveyor line, the drive head seat, and the rear section of the conveyor line to form a linear conveying assembly, the drive head seat, the transmission shaft, and the stepper motor are arranged in the middle of the conveying assembly, achieving the effect of centering the center of gravity, which is beneficial to improving the stability of the conveying assembly during the lifting process. On the other hand, by connecting the conveyor belt to the driving wheel of the drive head seat, the driven wheel of the front drive tail seat, and the driven wheel of the rear drive tail seat respectively, the contact area with the inner side of the conveyor belt is increased, which is beneficial to improving the accuracy of the material output and input stroke. Attached Figure Description

[0015] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0016] Figure 1 A schematic diagram of the reciprocating elevator provided in an embodiment of this utility model.

[0017] Figure 2 This is a schematic diagram of the structure of the conveying assembly provided in an embodiment of the present utility model.

[0018] Figure 3 A schematic diagram of the lifting component provided in an embodiment of this utility model.

[0019] The following are the labeling elements in the figure:

[0020] 1—Frame; 11—First slot switch; 12—Second slot switch

[0021] 2—Lifting Component 21—Lifting Seat 211—Belt Clamp Seat

[0022] 212—Slider 22—Base 23—Top Seat

[0023] 24—Guide post 241—Slide rail 251—Third synchronous pulley

[0024] 252—Fourth synchronous pulley; 253—Second synchronous belt; 254—Servo motor

[0025] 3—Conveying assembly 31—First driving component 311—Drive head base

[0026] 312—Front drive tailstock; 313—Rear drive tailstock; 314—Stepper motor

[0027] 315—Drive shaft; 32—Profile component; 321—Conveyor line front section

[0028] 322—Later section of the conveyor line; 323—Conveyor belt; 33—Reinforcing plate

[0029] 34—Front cross brace; 35—Rear cross brace; 351—Hydraulic damper

[0030] 36—First mounting base; 37—First synchronous pulley; 38—Second synchronous pulley

[0031] 39—First synchronous belt. Detailed Implementation

[0032] The embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the embodiments of the present invention, and should not be construed as limiting the present invention.

[0033] In the description of the embodiments of this utility model, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. They are only for the convenience of describing the embodiments of this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0034] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of embodiments of this utility model, "a plurality of" means two or more, unless otherwise explicitly specified.

[0035] In this embodiment of the invention, unless otherwise explicitly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this embodiment of the invention according to the specific circumstances.

[0036] In one embodiment of this utility model, such as Figures 1-3As shown, a reciprocating hoist is provided, including a frame 1, a lifting assembly 2, and a conveying assembly 3. The lifting assembly 2 is mounted on the frame 1 and has a lifting seat 21 capable of moving in the vertical direction. The conveying assembly 3 is mounted on the lifting seat 21. The conveying assembly 3 includes a first driving component 31 and a pair of profile components 32. The profile components 32 include a front section 321 of the conveyor line, a rear section 322 of the conveyor line, and a conveyor belt 323. The first driving component 31 includes a drive head seat 311, a front drive tail seat 312, a rear drive tail seat 313, a drive shaft 315, and a stepper motor 314. The inner end of the front section 321 of the conveyor line is connected to the... The inner end of the rear section 322 of the conveyor line is fixedly connected to the drive head seat 311. The front drive tail seat 312 is located at the outer end of the front section 321 of the conveyor line, and the rear drive tail seat 313 is located at the outer end of the rear section 322 of the conveyor line. The middle part of the conveyor belt 323 is connected to the drive wheel of the drive head seat 311, the front end is connected to the driven wheel of the front drive tail seat 312, and the rear end is connected to the driven wheel of the rear drive tail seat 313. The two ends of the drive shaft 315 are coaxially connected to a pair of drive wheels of the drive head seat 311, and the main shaft of the stepper motor 314 is connected to the drive shaft 315. A linear conveyor assembly 3 is formed by splicing together the front section 321, drive head 311, and rear section 322 of the conveyor line. The drive head 311, drive shaft 315, and stepper motor 314 are arranged in the middle of the conveyor assembly 3, achieving a centered center of gravity, which helps improve the stability of the conveyor assembly 3 during lifting. On the other hand, the conveyor belt 323 is connected to the drive wheel of the drive head 311, the driven wheel of the front drive tail 312, and the driven wheel of the rear drive tail 313, respectively, to increase the contact area with the inner side of the conveyor belt 323, which helps improve the accuracy of the material output and input stroke. Specifically, the drive head 311 adopts a T5 synchronous belt drive head (model: SKLC-25-T5-DQDT) manufactured by Huilide, and the front drive tail 312 and the rear drive tail 313 adopt T5 synchronous belt drive tails (model: SKLC-25-T5-DQDW) manufactured by Huilide.

[0037] In one embodiment of this utility model, such as Figure 2 As shown, it also includes a pair of reinforcing plates 33, which are fixedly connected to the bottom of the drive head base 311, the front end of the drive head base 311, the bottom of the front section 321 of the conveyor line, and the bottom of the rear end of the conveyor line 322. Specifically, the reinforcing plates 33 are all connected to the bottom of the drive head base 311, the front end of the drive head base 311, the bottom of the front section 321 of the conveyor line, and the bottom of the rear end of the conveyor line 322 by screws.

[0038] In one embodiment of this utility model, such as Figure 2As shown, it also includes a front cross brace 34 and a rear cross brace 35. The inner sides of the pair of front sections 321 of the conveyor lines are fixedly connected to the front cross brace 34, and the inner sides of the pair of rear sections 322 of the conveyor lines are fixedly connected to the rear cross brace 35. Specifically, the two ends of the front cross brace 34 are fixedly connected to the pair of front sections 321 of the conveyor lines by screws, and the two ends of the rear cross brace 35 are fixedly connected to the pair of rear sections 322 of the conveyor lines by screws.

[0039] In one embodiment of this utility model, such as Figure 2 As shown, it also includes a hydraulic buffer 351, which is mounted on the rear cross brace 35. Specifically, the hydraulic buffer 351 acts on the input material to achieve a positioning effect and reduce noise generated during collisions.

[0040] In one embodiment of this utility model, such as Figure 2 As shown, it also includes a first mounting base 36, the top of which is connected to the inner side of the drive head base 311 and has a clearance notch for clearing the transmission shaft 315. The stepper motor 314 is located at the bottom end of the first mounting base 36. Specifically, the top end of the first mounting base 36 is fixed to the inner side of the drive head base 311 by screws, and the bottom end is fixed to the stepper motor 314 by screws. It also includes a first synchronous pulley 37, a second synchronous pulley 38, and a first synchronous belt 39. The first synchronous pulley 37 is coaxially mounted on the main shaft of the stepper motor 314, and the second synchronous pulley 38 is coaxially mounted on the transmission shaft 315. The first synchronous pulley 37 and the second synchronous pulley 38 are connected by the first synchronous belt 39.

[0041] In one embodiment of this utility model, such as Figure 3As shown, the lifting assembly 2 includes a base 22, a top seat 23, a guide column 24, and a second driving component. The bottom end of the guide column 24 is connected to the base 22, and the top end is connected to the top seat 23. The lifting seat 21 is slidably connected to the guide column 24 in the vertical direction. The second driving component is drive-connected to the lifting seat 21. The second driving component includes a third synchronous pulley 251, a fourth synchronous pulley 252, a second synchronous belt 253, and a servo motor 254. The third synchronous pulley 251 is mounted on the base 22, the fourth synchronous pulley 252 is mounted on the top seat 23, the servo motor 254 is mounted on the base 22, and its main shaft is coaxially connected to the third synchronous pulley 251. The fourth synchronous pulley 252 is drive-connected to the third synchronous pulley 251 via the second synchronous belt 253. The lifting seat 21 is provided with a belt clamping seat 211, which clamps the second synchronous belt 253. The guide post 24 is provided with a vertically arranged slide rail 241, and the lifting seat 21 is provided with a slider 212 that slides in cooperation with the slide rail 241. The top of the frame 1 is provided with a first slotted switch 11, the bottom is provided with a second slotted switch 12, and one side of the front section 321 of the conveyor line is provided with a sensor plate. Specifically, the first slotted switch 11 is used to monitor the upward stroke of the lifting seat 21, and the second slotted switch 12 is used to monitor the downward stroke of the lifting seat 21. The upward stroke enables the conveying plane of the conveyor belt 323 to be flush with the conveying plane of the upper external conveyor line, and the downward stroke enables the conveying plane of the conveyor belt 323 to be flush with the conveying plane of the lower external conveyor line.

[0042] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A reciprocating elevator, characterized in that, The system includes a frame, a lifting assembly, and a conveying assembly. The lifting assembly is mounted on the frame and has a lifting seat capable of vertical movement. The conveying assembly is mounted on the lifting seat. The conveying assembly includes a first driving component and a pair of profile components. The profile components include a front section of the conveyor line, a rear section of the conveyor line, and a conveyor belt. The first driving component includes a driving head, a front driving tail, a rear driving tail, a drive shaft, and a stepper motor. The inner ends of the front section and the rear section of the conveyor line are fixedly connected through the driving head. The front driving tail is located at the outer end of the front section of the conveyor line, and the rear driving tail is located at the outer end of the rear section of the conveyor line. The middle part of the conveyor belt is driven by the driving wheel of the driving head, the front end is driven by the driven wheel of the front driving tail, and the rear end is driven by the driven wheel of the rear driving tail. Both ends of the drive shaft are coaxially connected to the driving wheels of the pair of driving heads. The stepper motor is located below the driving head, and its main shaft is driven by the drive shaft.

2. The reciprocating elevator according to claim 1, characterized in that, It also includes a pair of reinforcing plates, which are fixedly connected to the bottom of the drive head seat, fixedly connected to the front end of the front section of the conveyor line, and fixedly connected to the rear end of the rear section of the conveyor line.

3. The reciprocating elevator according to claim 1, characterized in that, It also includes a front cross brace and a rear cross brace, with the inner sides of the front sections of the pair of conveyor lines respectively fixedly connected to the front cross brace, and the inner sides of the rear sections of the pair of conveyor lines respectively fixedly connected to the rear cross brace.

4. The reciprocating elevator according to claim 3, characterized in that, It also includes a hydraulic damper, which is mounted on the rear cross brace.

5. The reciprocating elevator according to claim 1, characterized in that, It also includes a first mounting base, the top of which is connected to the inner side of the drive head base and has a clearance notch for clearing the drive shaft, and the stepper motor is located at the bottom of the first mounting base.

6. The reciprocating elevator according to claim 1, characterized in that, It also includes a first synchronous pulley, a second synchronous pulley, and a first synchronous belt. The first synchronous pulley is coaxially mounted on the main shaft of the stepper motor, and the second synchronous pulley is coaxially mounted on the transmission shaft. The first synchronous pulley and the second synchronous pulley are connected by the first synchronous belt.

7. The reciprocating elevator according to claim 1, characterized in that, The lifting assembly includes a base, a top seat, a guide column, and a second driving component. The bottom end of the guide column is connected to the base, and the top end is connected to the top seat. The lifting seat and the guide column are slidably connected in the vertical direction. The second driving component is drively connected to the lifting seat.

8. The reciprocating elevator according to claim 7, characterized in that, The second driving component includes a third synchronous pulley, a fourth synchronous pulley, a second synchronous belt, and a servo motor. The third synchronous pulley is mounted on the base, the fourth synchronous pulley is mounted on the top seat, the servo motor is mounted on the base and its main shaft is coaxially connected to the third synchronous pulley, the fourth synchronous pulley is connected to the third synchronous pulley via the second synchronous belt, and the lifting seat is provided with a belt clamping seat, which clamps the second synchronous belt.

9. The reciprocating elevator according to claim 7, characterized in that, The guide column is provided with a vertically arranged slide rail, and the lifting seat is provided with a slider that slides in cooperation with the slide rail.

10. The reciprocating elevator according to claim 1, characterized in that, The frame is provided with a first slotted switch at the top and a second slotted switch at the bottom, and a sensor sheet is provided on one side of the front section of the conveyor line.

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