Automatic cleaning device for residual materials of grinding machine

Abstract

The utility model relates to the technical field of grinding machines, in particular to an automatic cleaning device for residual materials of a grinding machine, which comprises a base and a grinding shell, a rotating shaft is arranged in the grinding shell, two ends of the grinding shell are respectively connected with a feeding pipe and a discharging pipe, and one side of the rotating shaft close to the feeding pipe comprises an extending end extending to the outer side of the grinding shell. The extending end is rotationally connected with a cleaning assembly, the side end of the feeding pipe is connected with a control switch and an opening and closing assembly, the cleaning assembly and the opening and closing assembly are both electrically connected with the control switch, the cleaning assembly comprises a rotating sleeve arranged outside the rotating shaft in a sleeving mode, and the rotating sleeve is connected with a rotating driving assembly and a fixing plate; a torque transmission assembly is arranged between the fixing plate and the rotating sleeve, the opening and closing assembly comprises an opening and an opening and closing unit, the opening is connected with a waste channel, and the opening and the feeding port can be opened or closed through the opening and closing unit. According to the device in the scheme, residual crushed materials can be automatically cleaned, operation is convenient, and the residual crushed materials can be cleaned up.

Description

Technical Field

[0001] The utility model relates to the technical field of grinders, and specifically provides an automatic cleaning device for residual materials of a grinder. Background Art

[0002] Recycling scrap metals can not only reduce the exploitation of primary mineral resources and reduce damage to the environment, but also reduce the generation of waste, which is in line with the concept of green and sustainable development. For scrap copper and aluminum foil, copper and aluminum metals can be separated and recycled, so their utilization value is high. In the processing of scrap copper and aluminum foil, they can be crushed and pulverized by a crusher or grinder. The crushed mixture is then separated by eddy current to remove impurities such as aluminum and plastic, and then aluminum and copper metals are further separated.

[0003] At present, the grinding principle and working process of the grinding machine are usually to generate super strong vortex and high-frequency vibrating air through the high-speed rotation of the rotating shaft, so that the quantitative material is sucked into the feed pipe, accelerated by the inertial force and then evenly sent into the grinding chamber by the disperser. The material is instantly crushed in the grinding chamber by the high-speed rotating blades, super strong vortex and high-frequency vibrating air, and the crushed material and air are discharged from the machine body through the outlet spiral chamber, thus completing the entire crushing process.

[0004] After the grinding machine in the prior art completes the crushing, there are residual crushed materials inside the grinding shell. For different crushing particle size standards, the residual crushed materials will affect the quality of subsequent crushing. In addition, the existing grinding machine needs to open the grinding shell when cleaning, which is inconvenient. Therefore, it is necessary to design an automatic cleaning device for residual materials in the grinding machine to solve the above problems. Utility Model Content

[0005] In order to solve the above problems, the utility model provides an automatic cleaning device for residual materials of a grinder.

[0006] The utility model provides an automatic cleaning device for residual materials of a grinding machine, comprising a base and a grinding shell located on the base, a rotating shaft with a blade is arranged in the grinding shell, two ends of the grinding shell are respectively connected with a feed pipe and a discharge pipe through a disperser, the rotating shaft comprises a protruding end extending to the outside of the grinding shell on one side close to the feed pipe, and the protruding end is rotatably connected with a cleaning component; a control switch and an opening and closing component are connected to the side end of the feed pipe, a feed hopper located above the opening and closing component is connected to the feed pipe, and the cleaning component and the opening and closing component are both electrically connected to the control switch;

[0007] The cleaning assembly includes a rotating sleeve sleeved on the outside of the rotating shaft and a rotating driving assembly connected to the rotating sleeve, a fixed plate rotatably connected to the outside of the rotating sleeve and a torque transmission assembly is arranged between the fixed plate and the rotating sleeve, and the torque transmission assembly can pass through the rotating sleeve and abut against the rotating shaft;

[0008] The opening and closing component comprises an opening and an opening and closing unit. The opening is opened on the feed pipe and is connected to a waste channel. The opening and closing unit can open or close the opening and the feed.

[0009] Furthermore, an annular groove is provided on the fixed plate; the torque transmission component includes a sliding block rotatably connected to the annular groove and a cylinder fixed on the sliding block, a latch is provided at the power output end of the cylinder, and the end of the latch away from the cylinder is inserted into the rotating sleeve and can abut against the rotating shaft.

[0010] Furthermore, the rotation drive assembly includes a servo motor located under the base and the servo motor is electrically connected to the control switch; a first pulley is connected to the end of the rotating sleeve away from the rotating shaft, a second pulley is connected to the power output end of the servo motor, and a belt body is connected between the first pulley and the second pulley; the servo motor can drive the rotating sleeve to rotate through the second pulley, the belt body and the first pulley.

[0011] Furthermore, a sliding groove is provided on the end of the discharge pipe away from the open mouth; the opening and closing unit includes a baffle, a driving member and an opening and closing plate, the baffle is inserted in the sliding groove, the opening and closing plate is located at the open mouth and hinged to the baffle, and the baffle is provided with a through hole located in the feed pipe; the driving member is located outside the feed pipe and away from the closing plate, and the driving member can drive the baffle to move toward the side of the open mouth and open the opening and closing plate.

[0012] Furthermore, the opening and closing plate is hinged to one end of the baffle away from the driving member through a connecting pin; the driving member can drive the baffle to move toward the waste channel, and make the opening and closing plate rotate toward the bottom of the baffle with the connecting pin as the rotation axis to open the opening and close the through hole.

[0013] Furthermore, the waste channel is connected to the feed pipe at the open opening, and when the opening and closing plate is opened, the feed opening of the waste channel is connected to the open opening; the waste channel extends to the upper end of the base.

[0014] Furthermore, the driving member is a driving cylinder, one end of the baffle away from the clamping plate is connected with a connecting plate, the piston rod of the driving cylinder is connected to the connecting plate; the driving cylinder is electrically connected to the control switch.

[0015] Furthermore, the rotating shaft extends to the outside of the grinding shell near the discharge pipe and is connected to a grinding motor assembly; the grinding motor assembly includes a grinding motor arranged on a base, and the grinding motor and the rotating shaft are connected via a grinding pulley assembly.

[0016] Furthermore, a motor support seat is provided at the upper end of the base, and the grinding motor is supported at the upper end of the motor support seat; the lower end of the fixed plate is connected to the base.

[0017] Furthermore, the control switch is a photoelectric control switch, specifically including a laser transmitter and a laser receiver; when the laser is not blocked, the control switch is turned on and the cleaning component and the opening and closing component are both in the on state; when the feed port is in the material entry state, the control switch is turned off and the cleaning component and the opening and closing component are both in the off state.

[0018] Compared with the prior art, the utility model can achieve the following beneficial effects: the utility model scheme realizes electrical automation control through a photoelectric control switch. After the waste material stops entering the feed pipe, the servo motor, the cylinder and the driving oil cylinder are automatically opened, so that the airflow inside the grinding shell is refluxed, and the copper and aluminum foil scraps are driven to flow through the airflow reflux, and then the copper and aluminum foil scraps are refluxed to the inside of the feed pipe, along the open mouth at the waste channel. After cleaning for a period of time, the servo motor, the cylinder and the driving oil cylinder are turned off, the baffle is reset, and then the opening and closing plate is driven to close the open mouth, and the next crushing work is started, so that the residual scraps can be automatically cleaned, which is convenient for cleaning and also convenient for the next use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 The structure of the automatic cleaning device for residual materials of the grinding machine provided by the embodiment of the utility model is schematically shown. Figure 1 ;

[0020] Figure 2 The structure of the automatic cleaning device for residual materials of the grinding machine provided by the embodiment of the utility model is schematically shown. Figure 2 ;

[0021] Figure 3 The structure of the automatic cleaning device for residual materials of the grinding machine provided by the embodiment of the utility model is schematically shown. Figure 3 (waste channel not shown);

[0022] Figure 4 yes Figure 2 Schematic diagram of the cleaning component at A in the middle;

[0023] Figure 5 yes Figure 3 Schematic diagram of the opening and closing components at B.

[0024] The reference numerals therein include: base 1, grinding shell 2, rotating shaft 3, grinding motor 4, disperser 5, feed pipe 6, discharge pipe 7, feed hopper 8, control switch 9, rotating sleeve 10, fixed plate 11, first pulley 12, second pulley 13, belt body 14, drive shaft 15, servo motor 16, annular groove 17, sliding block 18, cylinder 19, latch 20, baffle 21, through hole 22, opening and closing plate 23, grinding pulley assembly 24, open mouth 25, piston rod 26, driving cylinder 27, waste channel 28, motor support seat 29, connecting plate 30, connecting pin 31. DETAILED DESCRIPTION

[0025] The following is combined with Figure 1-5 It should be understood that the specific embodiments described herein are only used to explain the present invention and do not constitute a limitation on the present invention.

[0026] An automatic cleaning device for residual materials in a grinding machine, such as Figures 1 to 4 As shown, it includes a base 1 and a grinding shell 2 located on the base 1, a rotating shaft 3 with a blade is arranged in the grinding shell 2, and the two ends of the grinding shell 2 are respectively connected to a feed pipe 6 and a discharge pipe 7 through a disperser 5, and the rotating shaft 3 includes a protruding end extending to the outside of the grinding shell 2 on the side close to the feed pipe 6, and the protruding end is rotatably connected to a cleaning component, and the side end of the feed pipe 6 is connected to a control switch 9 and an opening and closing component, and the cleaning component and the opening and closing component are both electrically connected to the control switch 9.

[0027] like Figures 1 to 4 As shown, the cleaning assembly includes a rotating sleeve 10 sleeved on the outside of the rotating shaft 3, a rotating drive assembly is connected to the rotating sleeve 10, a fixed plate 11 is rotatably connected to the outside of the rotating sleeve 10, a torque transmission assembly is arranged between the fixed plate 11 and the rotating sleeve 10, and the torque transmission assembly can pass through the rotating sleeve 10 and abut against the rotating shaft 3.

[0028] An annular groove 17 is provided on the fixed plate 11, and the torque transmission assembly includes a sliding block 18 rotatably connected to the annular groove 17 and a cylinder 19 fixed on the sliding block 18. A latch 20 is provided at the power output end of the cylinder 19, and the end of the latch 20 away from the cylinder 19 is inserted into the rotating sleeve 10 and can abut against the rotating shaft 3.

[0029] The rotation drive assembly includes a servo motor 16 located below the base 1, the servo motor 16 is electrically connected to the control switch 9, the end of the rotating sleeve 10 away from the rotating shaft 3 is connected to the first pulley 12, the power output end of the servo motor 16 is connected to the second pulley 13, a driving shaft 15 is fixed on the second pulley 13, the second pulley 13 is connected to the power output rod of the servo motor 16 through the driving shaft 15, a belt body 14 is connected between the first pulley 12 and the second pulley 13, and the servo motor 16 can drive the rotating sleeve 10 to rotate through the second pulley 13, the belt body 14 and the first pulley 12.

[0030] like Figure 1 , Figure 3 , Figure 5As shown, the feed pipe 6 is connected to a feed hopper 8 located above the opening and closing assembly, the opening and closing assembly includes an open port 25 and an opening and closing unit, the open port 25 is opened on the feed pipe 6, a waste channel 28 is connected to the open port 25, the opening and closing unit can open or close the open port 25 and the feed port, a sliding groove is opened on the end of the feed pipe 6 away from the open port 25, the opening and closing unit includes a baffle 21, a driving member and an opening and closing plate 23, the baffle 21 is inserted in the sliding groove, the opening and closing plate 23 is located at the open port 25 and is hinged on the baffle 21, the baffle 21 is provided with a through hole 22 located in the feed pipe 6, the area of ​​the through hole 22 is half of the baffle 21, the driving member is located on the outside of the feed pipe 6 and is set away from the closing plate 23, the driving member can drive the baffle 21 to move toward the open port 25 and open the opening and closing plate 23.

[0031] The opening and closing plate 23 is hinged to one end of the baffle 21 away from the driving member through a connecting pin 31. The driving member can drive the baffle 21 to move toward the waste channel 28, and make the opening and closing plate 23 rotate toward the bottom of the baffle 21 with the connecting pin 31 as the rotation axis to open the open port 25 and close the through hole 22. The waste channel 28 is connected to the feed pipe 6 at the open port 25. When the opening and closing plate 23 is opened, the feed port of the waste channel 28 is connected to the open port 25, and the waste channel 28 extends to the upper end of the base 1.

[0032] The driving member is a driving cylinder 27. The end of the baffle 21 away from the closing plate 23 is connected to a connecting plate 30. The piston rod 26 of the driving cylinder 27 is connected to the connecting plate 30. The driving cylinder 27 is electrically connected to the control switch 9. When the driving cylinder 27 drives the baffle 21 to move toward the opening and closing plate 23, the opening and closing plate 23 moves along the Figure 5 The baffle 21 is rotated in the direction indicated by S and flipped to the upper right to the bottom of the baffle 21. At this time, the through hole 22 extends into the waste channel 28. The plate body of the baffle 21 closes the feed opening below the feed hopper 8. At this time, the crushed materials can be sent out from the open opening 25 through the waste channel 28. Figure 5 The opening at K in the feed pipe 6 is to show the opening and closing components. Figure 1 It is shown closed at K.

[0033] The control switch 9 is a photoelectric control switch 9, which specifically includes a laser transmitter and a laser receiver. When the laser is not blocked, the control switch 9 is turned on and the cleaning component and the opening and closing component are both in the on state; when the feed port is in the material entry state, the control switch 9 is turned off and the cleaning component and the opening and closing component are both in the off state.

[0034] The rotating shaft 3 extends to the outside of the grinding shell 2 near the discharge pipe 7 and is connected to a grinding motor 4 assembly. The grinding motor 4 assembly includes a grinding motor 4 arranged on the base 1. The grinding motor 4 is connected to the rotating shaft 3 through a grinding pulley assembly 24. A motor support seat 29 is provided at the upper end of the base 1, and the grinding motor 4 is supported at the upper end of the motor support seat 29.

[0035] During use, after the copper and aluminum foil waste is ground and crushed, it can be discharged through the discharge pipe 7, and a lifting bucket can be connected to the discharge pipe 7 to collect the crushed materials. After the crushing work, there are residual crushed materials inside the discharge pipe 7, and the particle size of the copper and aluminum foil crushed materials will be adjusted each time. Therefore, in order to ensure that each copper and aluminum foil crushing is not affected, the residual copper and aluminum foil crushed materials inside need to be cleaned up. In this case, the control switch 9 is used to realize electrical automation control.

[0036] After the waste material stops entering the feed pipe 6, the driving cylinder 27 is opened, pushing the baffle 21 to move and drive the open port 25 to open. At this time, the feed port below the feed hopper 8 is closed, and the open port 25 is connected to the waste channel. The servo motor 16 is started and drives the rotating sleeve 10 to rotate. The cylinder 19 is started and drives the latch 20 to extend toward the rotating shaft 3 and abut against the rotating shaft 3, so that the torsional driving force provided by the servo motor 16 to the rotating sleeve 10 is transmitted to the rotating shaft 3 through the latch 20, and drives the rotating shaft 3 to rotate in the opposite direction (opposite to the rotation direction of the rotating shaft 3 during normal grinding of the crushed material), so that the airflow inside the grinding shell 2 flows back, and the copper and aluminum foil crushed materials flow back to the inside of the feed pipe 6. At this time, they are poured out and collected through the waste channel 28 along the open port 25.

[0037] After cleaning for a period of time, the servo motor 16 and the cylinder 19 are turned off, the rotating shaft 3 stops moving, and the baffle 21 is driven to reset by driving the oil cylinder 27. The through hole 22 of the baffle 21 is located below the feed hopper 8 and is connected to the feed hopper 8. The opening and closing plate 23 covers the open mouth 25 again to close the open mouth 25, and the next crushing work begins.

[0038] Although the embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and cannot be understood as limiting the present invention. A person skilled in the art may change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. An automatic cleaning device for residual materials in a grinding machine, comprising a base and a grinding shell located on the base, a rotating shaft with a blade is arranged in the grinding shell, and both ends of the grinding shell are respectively connected to a feed pipe and a discharge pipe through a disperser, characterized in that: The side of the rotary shaft close to the feed pipe includes an extended end extending to the outside of the grinding shell, and the extended end is rotatably connected to a cleaning assembly; the side end of the feed pipe is connected to a control switch and an opening and closing assembly, and the feed pipe is connected to a feed hopper located above the opening and closing assembly, and the cleaning assembly and the opening and closing assembly are both electrically connected to the control switch; The cleaning assembly comprises a rotating sleeve sleeved outside the rotating shaft and a rotating driving assembly connected to the rotating sleeve, a fixed plate rotatably connected to the rotating sleeve, and a torque transmission assembly is arranged between the fixed plate and the rotating sleeve, and the torque transmission assembly can pass through the rotating sleeve and abut against the rotating shaft; The opening and closing component comprises an open port and an opening and closing unit. The open port is opened on the feed pipe and is connected to a waste channel. The opening and closing unit can open or close the open port and the feed port.

2. The automatic cleaning device for residual materials in a grinding machine according to claim 1, characterized in that: The fixing plate is provided with an annular groove; the torque transmission component includes a sliding block rotatably connected to the annular groove and a cylinder fixed on the sliding block, a latch is provided at the power output end of the cylinder, and the end of the latch away from the cylinder is inserted into the rotating sleeve and can abut against the rotating shaft.

3. The automatic cleaning device for residual materials in a grinding machine according to claim 2, characterized in that: The rotation drive assembly includes a servo motor located below the base, and the servo motor is electrically connected to the control switch; a first pulley is connected to the end of the rotating sleeve away from the rotating shaft, a second pulley is connected to the power output end of the servo motor, and a belt body is connected between the first pulley and the second pulley; the servo motor can drive the rotating sleeve to rotate through the second pulley, the belt body and the first pulley.

4. The automatic cleaning device for residual materials in a grinding machine according to claim 1, characterized in that: A sliding groove is provided on the end of the discharge pipe away from the open mouth; the opening and closing unit includes a baffle, a driving member and an opening and closing plate, the baffle is inserted in the sliding groove, the opening and closing plate is located at the open mouth and hinged to the baffle, and a through hole located in the feed pipe is provided on the baffle; the driving member is located outside the feed pipe and away from the closing plate, and the driving member can drive the baffle to move toward the side of the open mouth and open the opening and closing plate.

5. The automatic cleaning device for residual materials in a grinding machine according to claim 4, characterized in that: The opening and closing plate is hinged to one end of the baffle away from the driving member through a connecting pin; the driving member can drive the baffle to move toward the waste channel, and make the opening and closing plate rotate toward the bottom of the baffle with the connecting pin as the rotation axis to open the opening and close the through hole.

6. The automatic cleaning device for residual materials in a grinding machine according to claim 5, characterized in that: The waste channel is connected to the feed pipe at the open port. When the opening and closing plate is opened, the feed port of the waste channel is connected to the open port. The waste channel extends to the upper end of the base.

7. The automatic cleaning device for residual materials in a grinding machine according to claim 6, characterized in that: The driving member is a driving oil cylinder, one end of the baffle away from the clamping plate is connected with a connecting plate, the piston rod of the driving oil cylinder is connected to the connecting plate; the driving oil cylinder is electrically connected to the control switch.

8. The automatic cleaning device for residual materials in a grinding machine according to claim 1, characterized in that: The rotating shaft extends to the outside of the grinding shell near the discharge pipe and is connected to a grinding motor assembly; the grinding motor assembly includes a grinding motor arranged on a base, and the grinding motor and the rotating shaft are connected via a grinding pulley assembly.

9. The automatic cleaning device for residual materials in a grinding machine according to claim 8, characterized in that: A motor support seat is arranged at the upper end of the base, and the grinding motor is supported at the upper end of the motor support seat; and the lower end of the fixing plate is connected to the base.

10. The automatic cleaning device for residual materials in a grinding machine according to claim 1, characterized in that: The control switch is a photoelectric control switch, specifically including a laser transmitter and a laser receiver; when the laser is not blocked, the control switch is turned on and the cleaning component and the opening and closing component are both in the on state; when the feed port is in the material entry state, the control switch is turned off and the cleaning component and the opening and closing component are both in the off state.

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