Special lifting emptying machine for steel balls

Abstract

The utility model relates to the technical field of steel ball processing and production, and discloses a special lifting emptying machine for steel balls, which comprises a support and an emptying plate, two groups of chain wheels are symmetrically and rotatably arranged at the upper end and the lower end of two sides of the support, and the two chain wheels are rotatably connected through an arranged chain. The lifting machine device special for the steel balls is simple in structure and convenient to operate, through the special design of the turnover hopper, the turnover hopper can be turned over, the turnover hopper can be turned over, and therefore the turnover hopper can be turned over conveniently, and the steel balls can be turned over conveniently. The steel balls to be lifted and machined are rapidly overturned to enter the next machining station, the steel ball production work efficiency is greatly improved, potential safety hazards are eliminated, the phenomenon of clamping stagnation of the steel balls cannot be caused, the production and operation cost of enterprises is greatly reduced, and the steel ball lifting device is suitable for being used by the enterprises for a long time.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel ball processing production technical field, concretely is a special lifting discharging machine for steel ball. BACKGROUND

[0002] At present, in the forging and processing production process of wear-resistant steel ball industry, steel balls need to be lifted and conveyed to the casting chain furnace platform or the tempering furnace for secondary heating or tempering processing of steel balls. During the upward lifting and conveying of steel balls by the steel ball elevator, under the action of the lifting force of the elevator, the lifting machine discharging hopper overturning support point touches the upper arc baffle to overturn the steel balls in the lifting hopper to the subsequent processing platform. However, in the actual processing production process, the steel ball lifting hopper often gets stuck in the arc-shaped turning plate during the steel ball overturning process due to the deformation of the arc plate and the misalignment of the overturning support point, which causes: 1. The steel balls to be processed should be lifted and overturned to the next processing procedure platform, but the steel balls to be processed get stuck between the platform and the lifting hopper, and the high-temperature steel balls in the hopper fall to the ground. It is necessary to manually climb to pry and reset the stuck lifting hopper, and the fallen high-temperature steel balls need to be manually collected and arranged with steel tongs. Since the employees need to climb and work at high temperatures, there are serious safety hazards of falling from a great height and high-temperature burns when the employees perform maintenance work.

[0003] 2. The high-temperature steel balls falling to the ground cannot meet the temperature control requirements of the subsequent processing technology, and need to be heated again, which causes waste of natural gas, electricity and labor costs, and makes the production cost high.

[0004] 3. Since the steel ball forging and processing is a continuous flow production line, the production line cannot produce normally during the lifting and sticking process of the steel balls, and needs to be stopped for maintenance, which causes waste of natural gas, electricity and labor costs, and low production efficiency. INVENTION CONTENTS

[0005] The utility model provides a special lifting and discharging machine for steel ball solves that the steel ball to be processed should be lifted and turned to the next processing procedure platform, but the steel ball to be processed is stuck between the platform and the lifting hopper, the high temperature steel ball in the hopper falls to the ground, the stuck lifting hopper needs to be reset by manual high climbing, and the high temperature steel ball needs to be collected and arranged by manual steel tongs, because the staff needs to climb and the steel ball temperature is high, the staff has the serious security hidden danger of high altitude falling and high temperature scald when maintaining, the high temperature steel ball falling to the ground cannot reach the temperature control requirement of the subsequent processing technology, needs the secondary heating of steel ball, causes the waste of natural gas, electric power cost, manpower cost, makes the production cost high, because the steel ball forging and beating processing is the continuous flow production line, the production line cannot produce normally in the process of lifting and sticking, needs to stop and maintain, makes the natural gas, electric power and manpower cost waste, and the production efficiency is low.

[0006] The utility model provides the following technical scheme: a special lifting and discharging machine for steel ball, including support and discharging plate, the upper and lower two ends of both sides of support symmetry rotationally arranged with two groups of chain wheels, two chain wheels are rotationally connected through the chain that sets up between two chain wheels;

[0007] Two chain wheels are fixedly connected through the transmission rod that sets up, the top of support is provided with brake motor, the driving shaft of brake motor is provided with the upper transmission main shaft, the side of chain wheel of support top is provided with the lower transmission main shaft, the lower transmission main shaft is rotationally connected with the upper transmission main shaft through the main shaft transmission belt that sets up, the side of support is provided with second limit switch, the other side of support is provided with first limit switch, the side of support is provided with lifting hopper, the side of lifting hopper is fixedly connected with chain through the two link buckles that sets up symmetrically, the side of lifting hopper is provided with steel ball.

[0008] Preferred technical scheme one: the rotationally connected through the pivot that sets up between steel ball and lifting hopper, the bottom of lifting hopper is provided with support plate.

[0009] Preferred technical scheme two: the two air cylinders that sets up symmetrically on support plate, the output of air cylinder is rotationally connected with the side of discharging plate through the connecting pull rod that sets up.

[0010] Preferred technical scheme three: brake motor is fixedly connected with the top of support through the connecting plate that sets up.

[0011] This scheme can make brake motor more stable when running.

[0012] Preferably, the second limit switch and the first limit switch are located at different positions on the support.

[0013] When the second limit switch fails to limit, the first limit switch can perform emergency limiting protection to prevent equipment accidents.

[0014] Preferably, the feeding end of the lifting hopper is 5 cm higher than the tail end.

[0015] This scheme can make it more convenient to sort and feed the steel balls into the lifting hopper.

[0016] Compared with the prior art, the steel ball special lifting and discharging machine has the following beneficial effects:

[0017] (1) The steel ball special lifting machine device has simple structure and convenient operation, and through the special turnover hopper design, the steel balls to be lifted and processed are quickly turned over into the next processing station, greatly improving the steel ball production work efficiency, eliminating the safety hidden danger, and not causing the steel ball to be stuck, greatly reducing the production operation cost of the enterprise, and being suitable for long-term use of the enterprise. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a structural perspective view of the utility model;

[0019] Figure 2 is a structural perspective view of the utility model; Figure 1 is an enlarged view of the structure of the first limit switch in the utility model;

[0020] Figure 3 is an enlarged view of the structure of the shaft in the utility model. Figure 1

[0021] In the figure: 1, support; 2, chain wheel; 3, chain; 4, transmission rod; 5, brake motor; 6, upper transmission main shaft; 7, lower transmission main shaft; 8, main shaft transmission belt; 9, second limit switch; 10, first limit switch; 11, lifting hopper; 12, link buckle; 13, steel ball; 14, discharging plate; 15, shaft; 16, support plate; 17, air cylinder; 18, connecting pull rod. DETAILED DESCRIPTION

[0022] Please refer to Figures 1-3 ,

[0023] Embodiment one: a steel ball special lifting and discharging machine, comprising a support 1 and a discharging plate 14, two groups of chain wheels 2 are symmetrically arranged on the upper and lower ends of the two sides of the support 1 and are rotatably arranged, and the two chain wheels 2 are rotatably connected through the arranged chain 3;

[0024] ​Two sprocket wheels 2 are fixedly connected through the transmission rod 4, the top of the support 1 is provided with a brake motor 5, the driving shaft of the brake motor 5 is provided with an upper transmission main shaft 6, the side of the sprocket wheel 2 on one side of the top of the support 1 is provided with a lower transmission main shaft 7, the lower transmission main shaft 7 and the upper transmission main shaft 6 are drivingly connected through the main shaft transmission belt 8, the side of the support 1 is provided with a second limit switch 9, the other side of the support 1 is provided with a first limit switch 10, the side of the support 1 is provided with a lifting hopper 11, the side of the lifting hopper 11 is fixedly connected with the chain 3 through the two link buckles 12 arranged symmetrically, the side of the lifting hopper 11 is provided with a steel ball 13, the steel ball 13 and the lifting hopper 11 are rotatably connected through the rotating shaft 15 arranged therebetween, the bottom end of the lifting hopper 11 is provided with a supporting plate 16, two air cylinders 17 are symmetrically arranged on the supporting plate 16, the output end of the air cylinder 17 is rotatably connected with the side of the discharging plate 14 through the connecting pull rod 18 arranged therebetween.

[0025] Embodiment two: the difference between this embodiment and embodiment one is that the brake motor 5 is fixedly connected with the top of the support 1 through the connecting plate.

[0026] So that the brake motor 5 runs more stably.

[0027] Embodiment three: the difference between this embodiment and embodiment one is that the second limit switch 9 and the first limit switch 10 are located at different positions on the support 1.

[0028] So that when the second limit switch 9 does not work as a limit, the first limit switch 10 can perform emergency limit protection to prevent equipment accidents.

[0029] Embodiment four: the difference between this embodiment and embodiment one is that the feeding end of the lifting hopper 11 is 5 centimeters higher than the end.

[0030] So that the sorting feeding of the steel ball 13 into the lifting hopper 11 is more convenient.

[0031] In this embodiment, in the actual processing production process, the steel ball lifting hopper is often stuck on the arc-shaped turning plate in the steel ball turning process due to the deformation of the arc plate and the misalignment of the turning fulcrum, which causes: 1, the steel ball to be processed should be lifted and turned to the next processing procedure platform, but the steel ball to be processed is stuck between the platform and the lifting hopper, the high-temperature steel ball in the hopper falls to the ground, and the staff needs to climb to pry the stuck lifting hopper and reset it, and the staff needs to hold the steel tongs to collect and arrange the high-temperature steel ball, which has the problems of serious safety hazards such as high-altitude falling and high-temperature scalding because the staff needs to climb and the steel ball temperature is high on site.

[0032] In summary, in the specific implementation, according to the width of the tempering furnace and the conveying platform, the main support 1 of the elevator is designed, processed, welded, and the lower transmission main shaft 7, the chain wheel 2 and the chain 3 are processed and installed on the support 1, and the brake motor 5 is connected on the main shaft head of the lower transmission main shaft 7 through the main shaft transmission belt 8, and is installed and driven by the main shaft, and is fixed on the upper part of the support 1, which is used for power driving.

[0033] At the same time, according to the width of the lifting support 1, the lifting hopper 11 is processed and made, so that the feeding end of the lifting hopper 11 is 5 cm higher than the end, which is convenient for the ordering of the steel balls 13, and the discharge plate 14 is processed at the front end of the lifting hopper 11 and connected with the rotating shaft 15, the lifting hopper 11 is installed on the chain 3 on both sides of the support 1 by the link buckle 12, and the supporting plate 16 is welded below the lifting hopper 11, and the air cylinder 17 is installed on the supporting plate 16, and the supporting plate 16 is connected with the connecting pull rod 18, so that the supporting plate 16 moves up and down with the lifting hopper 11, forming a center with the rotating shaft 15, the air cylinder 17 as the driving stretching power, the discharge plate 14 can be turned outward with an opening angle of 120 degrees, and the steel balls 13 can roll outward quickly, without causing the steel balls 13 to be retained between the lifting hopper 11 and the platform, greatly improving the production efficiency.

[0034] Finally, the second limit switch 9 and the first limit switch 10 are installed at the highest position of the elevator, so that the two limit switches are not in the same plane, when the first limit switch 10 does not play a limiting role, the second limit switch 9 can perform emergency limiting protection to prevent equipment accidents, and at the same time, two lower limit protection installations are also installed at the bottom of the elevator.

[0035] When producing, the steel balls are transported and discharged into the lifting hopper 11 from the feeding port, under the action of the slope lining plate in the lifting hopper 11, the steel balls 13 are orderly discharged in the lifting hopper 11, through the program setting of the number of steel balls lifted, when the number of steel balls reaches the set number of steel balls, the feeding port is closed, through program control, the brake motor 5 drives the lower transmission main shaft 7 and the transmission rod 4 to rotate through the main shaft transmission belt 8, the transmission rod 4 drives the chain wheel 2 and the chain 3 to transmit power, and the lifting hopper 11 is lifted upward under the action of the lifting force of the chain 3, when the lifting hopper 11 touches the first limit switch 10, the brake motor 5 stops lifting upward through PLC program control, and hovers at the discharging position.

[0036] At the same time under the action of PLC program control, the cylinder 17 starts to work, drives the discharge plate 14 on the lifting hopper 11 to turn around the rotating shaft 15, and turns outwards at an angle of 120 degrees, so that the steel balls in the lifting hopper 11 roll into the next platform quickly to carry out the next process, and at the same time through the time control in the PLC control program, the cylinder 17 carries out the regression action, so that the discharge plate 14 is reset, and the brake motor 5 works to drive the lifting hopper 11 to reset downwards, and when the lifting hopper 11 touches the second limit switch 9 installed at the bottom, the descending action is stopped, and the lifting hopper 11 waits for the ball to carry out the next action cycle.

Claims

1. A special lifting and discharging machine for steel balls, comprising a support (1) and a discharging plate (14), characterized in that: Two groups of chain wheels (2) are symmetrically arranged on the upper and lower ends of the bracket (1) and rotate on both sides. The two chain wheels (2) are fixedly connected through the transmission rod (4), the top end of the bracket (1) is provided with a brake motor (5), the driving shaft of the brake motor (5) is provided with an upper transmission main shaft (6), the side of the chain wheel (2) on one side of the top of the bracket (1) is provided with a lower transmission main shaft (7), the lower transmission main shaft (7) and the upper transmission main shaft (6) are drivingly connected through the main shaft transmission belt (8), the side of the bracket (1) is provided with a second limit switch (9), the other side of the bracket (1) is provided with a first limit switch (10), the side of the bracket (1) is provided with a lifting hopper (11), the side of the lifting hopper (11) is fixedly connected with the chain (3) through the two link buckles (12) arranged symmetrically, and the side of the lifting hopper (11) is provided with a steel ball (13).

2. A special lifting and feeding machine for steel balls according to claim 1, characterized in that: The steel ball (13) and the lifting hopper (11) are drivingly connected through the rotating shaft (15), and the bottom end of the lifting hopper (11) is provided with a supporting plate (16).

3. A special lifting and feeding machine for steel balls according to claim 2, characterized in that: The supporting plate (16) is symmetrically provided with two air cylinders (17), and the output end of the air cylinder (17) is drivingly connected with the side of the discharging plate (14) through the connecting pull rod (18).

4. A special lifting and feeding machine for steel balls according to claim 3, characterized in that: The brake motor (5) is fixedly connected with the top of the bracket (1) through the connecting plate.

5. A special lifting and feeding machine for steel balls according to claim 4, characterized in that: The second limit switch (9) and the first limit switch (10) are located at different positions on the bracket (1).

6. A special lifting and feeding machine for steel balls according to claim 5, characterized in that: The feeding end of the lifting hopper (11) is 5 cm higher than the tail end.

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