Industrial mechanical automatic cleaning device and cleaning method thereof

Abstract

The invention discloses an industrial mechanical automatic cleaning device and a cleaning method thereof, and relates to the technical field of mechanical cleaning.The industrial mechanical automatic cleaning device comprises a first mounting plate, a second mounting plate is arranged at the lower end of the first mounting plate, and an extension frame is welded to the front surface of the bottom end of the second mounting plate; a cleaning assembly is arranged at the front end of the first mounting plate, a protective sleeve is arranged on one side of the first mounting plate, a water outlet pipe is arranged on one side of the protective sleeve, a cleaning nozzle is arranged on one side of the water outlet pipe, a water pipe communicating with the water outlet pipe is arranged in the protective sleeve, and a collecting box is arranged at the front end of the second mounting plate. According to the scheme, the problems that an existing cleaning machine lacks a gathering effect on cleaning parts, cleaning is scattered during cleaning, cleaning is conducted one by one, long-time cleaning is needed, the cleaning efficiency is low, time and labor are wasted, and water resources are wasted are solved.

Description

Technical Field

[0001] The present invention relates to the technical field of mechanical cleaning, and in particular to an industrial mechanical automatic cleaning device and a cleaning method thereof. Background Art

[0002] Mechanical automatic cleaning refers to the equipment that uses automatic control technology to clean the surface of workpieces during mechanical manufacturing. It automatically completes the cleaning process through preset programs, improves cleaning efficiency, and ensures cleaning quality;

[0003] For example, the Chinese patent with announcement number CN209139246U (an automatic cleaning device for industrial machinery): comprises a base and a cleaning device housing, the upper surface of the base is fixedly connected to the lower surface of the cleaning device housing, the side wall of the cleaning device housing comprises a first opening and a second opening, the first opening is located at the upper part of the left wall of the cleaning device housing, and the second opening is located at the middle part of the right wall of the cleaning device housing. The automatic cleaning device for industrial machinery cleans the mechanical parts on the first conveying device and the second conveying device and conveys them to the collection box through the first water tank, the first sprinkler pipe, the second water tank, the second sprinkler pipe, the detergent box, the first conduit, the second conduit, the motor, the rotating shaft, the scraper and the brush, so as to achieve the effect of fully automatic cleaning of the mechanical parts, and solve the problem that the mechanical parts are inconvenient to clean and the brush easily scrapes the parts away.

[0004] Existing cleaning machines lack the gathering effect on the cleaned parts, and are relatively scattered during cleaning. Cleaning is performed one by one, which requires a long time, resulting in low cleaning efficiency, time-consuming and labor-intensive, and waste of water resources. To this end, we provide an industrial machinery automatic cleaning device and a cleaning method thereof. Summary of the invention

[0005] The object of the present invention is to provide an automatic cleaning device for industrial machinery and a cleaning method thereof, so as to solve the problems that the existing cleaning machines proposed in the above background technology lack the gathering effect on the cleaning parts, are relatively scattered during cleaning, and clean one by one, which requires a long time to clean, resulting in low cleaning efficiency, time and labor consumption, and waste of water resources.

[0006] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: an industrial machinery automatic cleaning device, comprising a first mounting plate, a second mounting plate is arranged at the lower end of the first mounting plate, an extension frame is welded to the front surface of the bottom end of the second mounting plate, a cleaning assembly is arranged at the front end of the first mounting plate, a protective cover is arranged on one side of the first mounting plate, a water outlet pipe is arranged on one side of the protective cover, a cleaning nozzle is arranged on one side of the water outlet pipe, a water pipe connected to the water outlet pipe is arranged inside the protective cover, a collecting box is arranged at the front end of the second mounting plate, a unloading assembly is arranged inside the collecting box, a first electric push rod is arranged on one side of the collecting box, a push plate is arranged at one end of the first electric push rod, a push rod fixing frame is arranged outside the first electric push rod, and a water tank is arranged outside the second mounting plate.

[0007] Preferably, the cleaning assembly includes a rotating seat and a loading box, a connecting arm is provided between the rotating seat and the loading box, a connecting plate is provided at one end of the connecting arm, both ends of the connecting plate are threadedly fixed to the connecting arm and the rotating seat by fixing screws, four of the loading box and the connecting arm are provided, and a protective cover is provided at the opening of the loading box.

[0008] Preferably, a variable frequency motor is arranged behind the first mounting plate, and the rotating seat is driven to rotate through the output end of the variable frequency motor.

[0009] Preferably, a connecting groove is provided on the opening surface of the charging box, and magnetic sheets are inlaid on the bottom surfaces on both sides of the connecting groove. A connecting protrusion is provided on the lower surface of the protective cover, and the connecting protrusion is inserted into the connecting groove and magnetically fixed to the magnetic sheet.

[0010] Preferably, the surfaces of the loading box and the protective cover are both provided with water-permeable holes, and the water-permeable holes penetrate the loading box and the protective cover, and unloading handles are welded on the upper surfaces of both sides of the protective cover.

[0011] Preferably, the material unloading assembly includes a second electric push rod and a movable top seat, the movable top seat is threadedly fixed to the second electric push rod by a fixing bolt, the lower end of the second electric push rod is threadedly fixed to the extension frame by an external fastener of a push rod fixing plate, a center sleeve is provided on the outside of the material unloading assembly, and the center sleeve is fixed to the collecting box by hot melt, and a drainage hole is provided on the bottom surface of the collecting box, and the drainage hole passes through the collecting box.

[0012] Preferably, connecting clamps are provided at the upper ends of both sides of the movable top seat, clamp grooves are provided inside the connecting clamps, arc grooves are provided on the inner walls of both sides of the clamp grooves, and the unloading handles are inserted into the arc grooves along the clamp grooves.

[0013] Preferably, a support base is hot-melt on the inner bottom surface of the water tank, and two support bases are provided. Fixed plates are welded to the rear surfaces of both sides of the second mounting plate, and the fixed plates are threadedly fixed to the support base through external single-head fasteners. A water inlet is provided on one side of the water tank, and a water outlet is provided below the water inlet.

[0014] Preferably, a mounting plate is provided at one side of the connection between the first mounting plate and the second mounting plate, threaded fasteners are provided at both ends of the mounting plate, and the two ends of the mounting plate are threadedly fixed to the first mounting plate and the second mounting plate respectively through the threaded fasteners.

[0015] Preferably, a cleaning method for an industrial machinery automatic cleaning device comprises the following steps:

[0016] Step 1: Place the second mounting plate on the support base and fix the second mounting plate using single-head fasteners;

[0017] Step 2: Place the industrial machinery parts that need to be cleaned into the loading box, cover the protective cover, insert the connecting protrusion into the connecting groove at the opening of the loading box and fix it magnetically with the magnetic suction sheet;

[0018] Step 3: Start the variable frequency motor to drive the rotating seat to rotate, and the four loading boxes to rotate and exchange positions. The water pipe is connected to an external water pump to transport water to the cleaning nozzle to spray out and clean the loading box that rotates to the cleaning nozzle;

[0019] Step 4: Continue to rotate the loading box, and load the empty loading box while rotating. When the cleaned loading box rotates to the top of the unloading assembly, stop rotating, and start the second electric push rod to drive the movable top seat to move up, and the connecting clamp squeezes the unloading handle. The unloading handle is inserted into the arc groove along the clamp groove, and then the second electric push rod is started to drive the movable top seat to move down, open the protective cover, and the parts fall into the collection box, and then continue to rotate the loading box;

[0020] Step 5: Start the first electric push rod to drive the push plate to squeeze the protective cover. The protective cover is separated from the connecting clamp and falls onto the belt conveyor on the other side of the collection box to transport the protective cover.

[0021] Compared with the prior art, the present invention has the following beneficial effects:

[0022] 1. The present invention arranges a cleaning component at the front end of the first mounting plate, drives the cleaning component to rotate through the rotating end of the variable frequency motor, puts the industrial machinery parts to be cleaned into the loading box, covers the protective cover, inserts the connecting protrusion into the connecting groove at the opening of the loading box and fixes it magnetically with the magnetic suction piece, connects the water pipe to the external water pump, delivers water to the cleaning nozzle and sprays it, cleans the loading box rotated to the cleaning nozzle, keeps rotating the loading box, and loads the empty loading box while rotating. When the cleaned loading box rotates to the top of the unloading component, the protective cover is opened through the unloading component, and the parts fall into the collection box. Then the loading box continues to rotate, thereby realizing the automatic processing of cleaning and unloading, and it can also The cleaning of multiple parts is concentrated and protective. The parts are not easy to fall during cleaning. Compared with cleaning on a conveyor belt, the parts can be rinsed by high-pressure water, which improves the cleanliness and convenience of cleaning. The existing cleaning machines lack the gathering effect on the parts to be cleaned, and the parts are relatively scattered during cleaning. They need to be cleaned one by one for a long time, resulting in low cleaning efficiency, time-consuming and labor-intensive, and waste of water resources. The first mounting plate and the second mounting plate can also be disassembled, and the first mounting plate can be directly fixed on the supporting base. The loading box containing the parts is directly immersed in the water of the water tank, and the loading box is driven to rotate by a variable frequency motor. Rotary cleaning is performed directly in the water, which improves the cleaning flexibility.

[0023] 2. A first electric push rod is arranged on one side of the collection box. After the protective cover is opened by the unloading assembly, the first electric push rod drives the push plate to move toward the protective cover to squeeze the protective cover. The protective cover is separated from the connecting clamp and falls onto the belt conveyor (not shown in the figure) placed on the other side of the collection box to transport the protective cover. Manual removal by personnel is unnecessary, which saves time and effort and improves convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0025] Figure 2 It is a schematic diagram of the overall left rear view structure of the present invention;

[0026] Figure 3 It is a schematic diagram of the overall top view structure of the present invention;

[0027] Figure 4 It is a schematic diagram of the structure of the cleaning component of the present invention;

[0028] Figure 5 It is a schematic diagram of the separation structure of the charging box and the protective cover of the present invention;

[0029] Figure 6 It is a schematic diagram of the structure of the blanking assembly of the present invention;

[0030] In the figure: 1. First mounting plate; 2. Second mounting plate; 3. Cleaning assembly; 4. Protective cover; 5. Water outlet pipe; 6. Cleaning nozzle; 7. Water pipe; 8. Collection box; 9. Center sleeve; 10. Unloading assembly; 11. First electric push rod; 12. Push rod fixing frame; 13. Push plate; 14. Extension frame; 15. Water inlet; 16. Water outlet; 17. Frequency conversion motor; 18. Water tank; 19. Support base; 20. Fixing plate; 21. Single-head fastener; 22 , mounting plate; 23, threaded fasteners; 24, drain hole; 25, rotating seat; 26, loading box; 27, protective cover; 28, water hole; 29, unloading handle; 30, connecting arm; 31, connecting plate; 32, fixing screw; 33, connecting groove; 34, magnetic sheet; 35, connecting protrusion; 36, second electric push rod; 37, moving top seat; 38, connecting clamp; 39, clamp groove; 40, arc groove; 41, fixing bolt; 42, push rod fixing plate. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0032] See also Figure 1-6, an embodiment of the present invention: an industrial machinery automatic cleaning device, comprising a first mounting plate 1, a second mounting plate 2 is arranged at the lower end of the first mounting plate 1, an extension frame 14 is welded to the front surface of the bottom end of the second mounting plate 2, a cleaning component 3 is arranged at the front end of the first mounting plate 1, a protective cover 4 is arranged on one side of the first mounting plate 1, a water outlet pipe 5 is arranged on one side of the protective cover 4, a cleaning nozzle 6 is arranged on one side of the water outlet pipe 5, a water pipe 7 connected to the water outlet pipe 5 is arranged inside the protective cover 4, a collecting box 8 is arranged at the front end of the second mounting plate 2, a material discharge component 10 is arranged inside the collecting box 8, a first electric push rod 11 is arranged on one side of the collecting box 8, a pushing plate 13 is arranged at one end of the first electric push rod 11, a push rod fixing frame 12 is arranged outside the first electric push rod 11, and the outside of the second mounting plate 2 A water tank 18 is provided, and the cleaning component 3 includes a rotating seat 25 and a loading box 26. A connecting arm 30 is provided between the rotating seat 25 and the loading box 26. A connecting arm 30 is provided at one end of the connecting arm 30. Both ends of the connecting plate 31 are threadedly fixed to the connecting arm 30 and the rotating seat 25 by fixing screws 32 respectively. Four loading boxes 26 and four connecting arms 30 are provided, and a protective cover 27 is provided at the opening of the loading box 26. A variable frequency motor 17 is provided at the rear of the first mounting plate 1, and the rotating seat 25 is driven to rotate by the output end of the variable frequency motor 17. Water permeable holes 28 are provided on the surfaces of the loading box 26 and the protective cover 27, and the water permeable holes 28 penetrate the loading box 26 and the protective cover 27. The water permeable holes 28 facilitate the contact between water and parts and also facilitate the falling of water. Discharging handles 29 are welded on the upper surfaces of both sides of the protective cover 27.

[0033] The industrial machinery parts that need to be cleaned are placed into the loading box 26, covered with the protective cover 27, and the water pipe 7 is connected to an external water pump to transport water to the cleaning nozzle 6 for spraying, and the loading box 26 rotated to the cleaning nozzle 6 is cleaned, and the loading box 26 is continuously rotated, while the empty loading box 26 is loaded. When the cleaned loading box 26 is rotated to the top of the unloading component 10, the protective cover 27 is opened through the unloading component 10, and the parts fall into the collection box 8, and then the loading box 26 is continued to be rotated, thereby realizing the automated processing of cleaning and unloading, and multiple parts can still be cleaned in a concentrated manner, and they are still protected and not easy to fall during cleaning.

[0034] See also Figure 1 , 4 5. A connecting groove 33 is provided on the opening surface of the charging box 26, and magnetic sheets 34 are inlaid on the bottom surfaces of both sides of the connecting groove 33. A connecting protrusion 35 is provided on the lower surface of the protective cover 27, and the connecting protrusion 35 is inserted into the connecting groove 33 and magnetically fixed to the magnetic sheet 34, so as to facilitate the disassembly and installation of the protective cover 27.

[0035] See also Figure 1 , 6The material discharging assembly 10 includes a second electric push rod 36 and a movable top seat 37. The movable top seat 37 is threadedly fixed to the second electric push rod 36 by a fixing bolt 41. The lower end of the second electric push rod 36 is threadedly fixed to the extension frame 14 by a push rod fixing plate 42 externally connected to a fastener. A center sleeve 9 is provided on the outside of the material discharging assembly 10, and the center sleeve 9 is fixed to the collection box 8 by hot melting. A water discharge hole 24 is provided on the bottom surface of the collection box 8, and the water discharge hole 24 penetrates the collection box 8. The upper ends of both sides of the movable top seat 37 are provided with connecting clips 38. A clamping groove 39 is provided inside the connecting clamp 38, and arc grooves 40 are provided on the inner walls on both sides of the clamping groove 39. The unloading handle 29 is inserted into the arc groove 40 along the clamping groove 39, and the second electric push rod 36 drives the movable top seat 37 to move upward. The connecting clamp 38 squeezes the unloading handle 29, and the unloading handle 29 is inserted into the arc groove 40 along the clamping groove 39, and then the second electric push rod 36 is started to drive the movable top seat 37 to move downward, the protective cover 27 is opened, and the parts fall into the collection box 8, and then the loading box 26 continues to rotate.

[0036] See also Figure 1 , 2 3. A support base 19 is hot-melted on the inner bottom surface of the water tank 18, and two support bases 19 are provided. Fixing plates 20 are welded to the rear surfaces of both sides of the second mounting plate 2. The fixing plates 20 are threadedly fixed to the support base 19 through external single-head fasteners 21. A water inlet 15 is provided on one side of the water tank 18 for water to enter the water tank 18. A water outlet 16 is provided below the water inlet 15 for water discharge from the water tank 18. A mounting plate 22 is provided on one side of the connection between the first mounting plate 1 and the second mounting plate 2. The mounting plate 2 2 are provided with threaded fasteners 23 at both ends, and the two ends of the mounting plate 22 are threadedly fixed to the first mounting plate 1 and the second mounting plate 2 respectively through the threaded fasteners 23, which is convenient for the installation and removal of the second mounting plate 2. The first mounting plate 1 and the second mounting plate 2 can also be removed, and the first mounting plate 1 is directly fixed on the supporting base 19. The loading box 26 containing parts is directly immersed in the water of the water tank 18, and the loading box 26 is driven to rotate by the frequency conversion motor 17, and rotary cleaning is directly performed in the water, which improves the cleaning flexibility.

[0037] See also Figure 1-6 , a cleaning method for an industrial machinery automatic cleaning device, comprising the following steps:

[0038] Step 1: Place the second mounting plate 2 on the support base 19 and fix the second mounting plate 2 using a single-head fastener 21;

[0039] Step 2: Place the industrial machinery parts to be cleaned into the loading box 26, cover the protective cover 27, insert the connecting protrusion 35 into the connecting groove 33 at the opening of the loading box 26 and magnetically fix it with the magnetic suction sheet 34;

[0040] Step 3: Start the variable frequency motor 17 to drive the rotating seat 25 to rotate, and the four loading boxes 26 to rotate and exchange positions. The water pipe 7 is connected to an external water pump to transport water to the cleaning nozzle 6 to spray water, and the loading box 26 rotated to the cleaning nozzle 6 is cleaned;

[0041] Step 4: Continue to rotate the loading box 26, and perform loading operation on the empty loading box 26 while rotating. When the cleaned loading box 26 rotates to the top of the unloading assembly 10, stop rotating, and start the second electric push rod 36 to drive the movable top seat 37 to move upward, and the connecting clamp 38 squeezes the unloading handle 29, and the unloading handle 29 is inserted into the arc groove 40 along the clamp groove 39, and then start the second electric push rod 36 to drive the movable top seat 37 to move downward, open the protective cover 27, and the parts fall into the collection box 8, and then continue to rotate the loading box 26;

[0042] Step 5: Start the first electric push rod 11 to drive the push plate 13 to squeeze the protective cover 27. The protective cover 27 is separated from the connecting clamp 38 and falls onto the belt conveyor placed on the other side of the collection box 8 to transport the protective cover 27.

[0043] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. An automated cleaning device for industrial machinery, comprising a first mounting plate (1), characterized in that: A second mounting plate (2) is arranged at the lower end of the first mounting plate (1), an extension frame (14) is welded to the front surface of the bottom end of the second mounting plate (2), a cleaning assembly (3) is arranged at the front end of the first mounting plate (1), a protective sleeve (4) is arranged on one side of the first mounting plate (1), a water outlet pipe (5) is arranged on one side of the protective sleeve (4), a cleaning nozzle (6) is arranged on one side of the water outlet pipe (5), a water pipe (7) connected to the water outlet pipe (5) is arranged inside the protective sleeve (4), a collecting box (8) is arranged at the front end of the second mounting plate (2), a material discharge assembly (10) is arranged inside the collecting box (8), a first electric push rod (11) is arranged on one side of the collecting box (8), a pushing plate (13) is arranged at one end of the first electric push rod (11), a push rod fixing frame (12) is arranged outside the first electric push rod (11), and a water tank (18) is arranged outside the second mounting plate (2).

2. The automatic cleaning device for industrial machinery according to claim 1, characterized in that: The cleaning assembly (3) comprises a rotating seat (25) and a loading box (26); a connecting arm (30) is arranged between the rotating seat (25) and the loading box (26); a connecting plate (31) is arranged at one end of the connecting arm (30); two ends of the connecting plate (31) are respectively threadedly fixed to the connecting arm (30) and the rotating seat (25) by fixing screws (32); four loading boxes (26) and four connecting arms (30) are each arranged; a protective cover (27) is arranged at the opening of the loading box (26).

3. The automatic cleaning device for industrial machinery according to claim 2, characterized in that: A variable frequency motor (17) is arranged at the rear of the first mounting plate (1), and the rotating seat (25) is driven to rotate via the output end of the variable frequency motor (17).

4. The automatic cleaning device for industrial machinery according to claim 3, characterized in that: The opening surface of the charging box (26) is provided with a connecting groove (33), and the bottom surfaces on both sides of the connecting groove (33) are inlaid with magnetic suction sheets (34). The lower surface of the protective cover (27) is provided with a connecting protrusion (35), and the connecting protrusion (35) is inserted into the connecting groove (33) and is magnetically fixed to the magnetic suction sheet (34).

5. The automatic cleaning device for industrial machinery according to claim 4, characterized in that: The surfaces of the loading box (26) and the protective cover (27) are both provided with water-permeable holes (28), and the water-permeable holes (28) penetrate the loading box (26) and the protective cover (27), and unloading handles (29) are welded to the upper surfaces of both sides of the protective cover (27).

6. The automatic cleaning device for industrial machinery according to claim 5, characterized in that: The material discharge assembly (10) comprises a second electric push rod (36) and a movable top seat (37), wherein the movable top seat (37) is threadedly fixed to the second electric push rod (36) via a fixing bolt (41), and the lower end of the second electric push rod (36) is threadedly fixed to the extension frame (14) via an external fastener of a push rod fixing plate (42). A center sleeve (9) is provided on the outside of the material discharge assembly (10), and the center sleeve (9) is fixed to the collection box (8) by hot melt, and a water discharge hole (24) is provided on the bottom surface of the collection box (8), and the water discharge hole (24) passes through the collection box (8).

7. The automatic cleaning device for industrial machinery according to claim 6, characterized in that: The upper ends of both sides of the movable top seat (37) are provided with connecting clamps (38), the interior of the connecting clamps (38) is provided with clamping grooves (39), the inner walls of both sides of the clamping grooves (39) are provided with arc grooves (40), and the unloading handle (29) is inserted into the arc grooves (40) along the clamping grooves (39).

8. The automatic cleaning device for industrial machinery according to claim 7, characterized in that: A support base (19) is hot-melted onto the inner bottom surface of the water tank (18), and two support bases (19) are provided. Fixing plates (20) are welded to the rear surfaces of both sides of the second mounting plate (2), and the fixing plates (20) are threadedly fixed to the support base (19) via external single-head fasteners (21). A water inlet (15) is provided on one side of the water tank (18), and a water outlet (16) is provided below the water inlet (15).

9. The automatic cleaning device for industrial machinery according to claim 8, characterized in that: A mounting plate (22) is provided at one side of the connection between the first mounting plate (1) and the second mounting plate (2), threaded fasteners (23) are provided at both ends of the mounting plate (22), and the two ends of the mounting plate (22) are respectively threadedly fixed to the first mounting plate (1) and the second mounting plate (2) via the threaded fasteners (23).

10. A cleaning method for an industrial machinery automatic cleaning device, based on the industrial machinery automatic cleaning device according to claim 9, characterized in that: The following steps are involved: Step 1: Place the second mounting plate (2) on the support base (19), and use a single-head fastener (21) to fix the second mounting plate (2); Step 2: Place the industrial machinery parts to be cleaned into the loading box (26), cover the protective cover (27), insert the connecting protrusion (35) into the connecting groove (33) at the opening of the loading box (26) and magnetically fix it with the magnetic suction sheet (34); Step 3: Start the variable frequency motor (17), drive the rotating seat (25) to rotate, and the four loading boxes (26) to rotate and exchange positions. The water pipe (7) is connected to an external water pump to transport water to the cleaning nozzle (6) to spray out, and clean the loading box (26) rotated to the cleaning nozzle (6); Step 4: Continue to rotate the loading box (26), and perform loading operation on the empty loading box (26) while rotating. When the cleaned loading box (26) rotates to the top of the unloading assembly (10), stop rotating, and start the second electric push rod (36) to drive the movable top seat (37) to move upward, and the connecting clamp (38) squeezes the unloading handle (29), and the unloading handle (29) is inserted into the arc groove (40) along the clamp groove (39), and then start the second electric push rod (36) to drive the movable top seat (37) to move downward, open the protective cover (27), and the parts fall into the collection box (8), and then continue to rotate the loading box (26); Step 5: Start the first electric push rod (11), drive the push plate (13) to squeeze the protective cover (27), and the protective cover (27) is separated from the connecting clamp (38) and falls onto the belt conveyor placed on the other side of the collection box (8) to transport the protective cover (27).

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