A multi-point baker hydraulic control system

Abstract

The present application relates to the technical fields of roaster equipment, in particular to a kind of multi-point roaster hydraulic control system, comprising: hydraulic station;Hydraulic valve group, six hydraulic valves are provided, respectively set in the side of hydraulic station;Roaster group, three roasters are provided;Vehicle body, respectively set in the bottom of roaster;Cleaning mechanism;Through setting cleaning mechanism, vehicle body in the process of working, dust on slide rail, possibly make vehicle body deviate even unable to walk, by setting cleaning mechanism below vehicle body, the cleaning mechanism provided by the present application is moved when in use, vehicle body is moved to drive cleaning brush movement, cleaning brush sweeps dust on slide rail and base, at the same time, start fan, through fan negative pressure adsorption, dust is inhaled through dust suction port, finally enters collection box through dust suction pipe, realize the function of slide rail fast cleaning;Through the cooperation of hydraulic station, hydraulic valve group and hydraulic cylinder, reduce failure rate, eliminate waste energy, simultaneously realize the function of one point multiple use.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of roaster equipment, in particular to a multi-point roaster hydraulic control system. BACKGROUND

[0002] The ladle roaster refers to a device for roasting a ladle after new masonry and before containing molten steel, also known as a ladle roaster. The bottom of the ladle roaster is connected with a moving trolley, which is a device component for assisting the roasting of the ladle in the steelmaking process. The hydraulic trolley relies on a hydraulic system to provide power and push the trolley forward or backward through the extension and retraction of the hydraulic cylinder.

[0003] A ladle roaster is disclosed in a Chinese patent with publication number CN214977714U, which includes a rack, a lifting device, and a control system. The rack includes a horizontally arranged base and a vertically arranged support frame. The base is provided with a trolley for placing the ladle, and the trolley can move forward and backward on the base. The upper end of the support frame is provided with a furnace cover corresponding to the trolley, and an electric heating device for heating the ladle is arranged on the furnace cover. The lifting device is arranged on the support frame for lifting the furnace cover. The control system is electrically connected with the electric heating device and the lifting device. The ladle is roasted by the electric heating device, which can effectively control the roasting temperature and prevent waste caused by overheating. The electric heating method does not require a feeding device and an air inlet device, which can simplify the structure and reduce costs. The use of the control system facilitates automatic data collection and recording, avoids human interference factors, and provides accurate and timely data collection.

[0004] In the prior art, the roaster trolley moves forward and backward on the base, but the working environment is harsh, and the surface of the driving mechanism driving the trolley to move will accumulate dust, causing the trolley to deviate and even unable to walk, resulting in the ladle opening cannot be tightly closed and wasting gas energy.

[0005] Therefore, the present application provides a multi-point roaster hydraulic control system. SUMMARY

[0006] Therefore, the present application solves the technical problem of the prior art, i.e., the roaster trolley moves forward and backward on the base, but the working environment is harsh, and the surface of the driving mechanism driving the trolley to move will accumulate dust, causing the trolley to deviate and even unable to walk, resulting in the ladle opening cannot be tightly closed and wasting gas energy.

[0007] To solve the above technical problems, the present application provides a multi-point roaster hydraulic control system, which includes:

[0008] A hydraulic station is used to provide hydraulic power.

[0009] The hydraulic valve group is provided with six hydraulic valves, which are arranged on one side of the hydraulic station and used for controlling the flow direction of the hydraulic oil.

[0010] The roaster group comprises a vertical roaster and two horizontal roasters.

[0011] The vehicle body is provided with three vehicle bodies, which are arranged below the vertical roaster and the two horizontal roasters.

[0012] The base is arranged below the vehicle body.

[0013] The cleaning mechanism is arranged between the base and the vehicle body.

[0014] The cleaning mechanism comprises two cleaning brushes, which are fixedly connected to the two ends of the vehicle body; the bottom of the vehicle body is provided with a base, the top of the base is fixedly connected with two sliding rails, the bottom of the vehicle body is provided with two rollers, the rollers are movably connected in the sliding rails and arranged on the inner side of the cleaning brushes; the bottom of the cleaning brush is provided with a plurality of dust suction ports, the top of the cleaning brush is fixedly connected with a dust suction pipe in communication, one side of the base is provided with a collection box, one end of the dust suction pipe is fixedly connected with the collection box in communication, and one side of the collection box is provided with a fan; the bottom of the cleaning brush is in contact with the base and the sliding rail.

[0015] One side of the vehicle body is provided with a control module, which is used for multi-point driving of the vehicle body, and specifically comprises the following steps:

[0016] S1: the hydraulic valve group is marked as: 1#, 2#, 3#, 4#, 5# and 6# hydraulic valves, and the roaster group is marked as: a vertical roaster, a 1# horizontal roaster and a 2# horizontal roaster;

[0017] S2: when driving the vertical roaster, the control instruction is sent to open the 1# and 2# hydraulic valves, and the closing instruction is sent to close the 3#, 4#, 5# and 6# hydraulic valves, and the vertical roaster is driven by the vertical roaster hydraulic cylinder;

[0018] S3: when driving the 1# horizontal roaster, the control instruction is sent to open the 3# and 4# hydraulic valves, and the closing instruction is sent to close the 1#, 2#, 5# and 6# hydraulic valves, and the vertical roaster is driven by the 1# horizontal roaster hydraulic cylinder;

[0019] S4: when driving the 2# horizontal roaster, the control instruction is sent to open the 5# and 6# valves, and the closing instruction is sent to close the 1#, 2#, 3# and 4# hydraulic valves, and the vertical roaster is driven by the 2# horizontal roaster hydraulic cylinder.

[0020] In one embodiment of the present application, the control module comprises a hydraulic cylinder, the bottom of the hydraulic cylinder is fixedly connected to the base through a fixing plate, the output end of the hydraulic cylinder is fixedly connected to the vehicle body through a connecting block, and the control module adopts a PLC control system.

[0021] In one embodiment of the present application, the top of the hydraulic cylinder is fixedly connected with a protective box, a motor is arranged in the protective box, the output shaft of the motor extends out of the protective box and is fixedly connected with a first gear, the end of the hydraulic cylinder is rotatably connected with a rotating block through a bearing, a second gear is fixedly connected to the outer wall of the rotating block, the second gear is engaged with the first gear, and a plurality of brushes are fixedly connected to the outer wall of the rotating block in a circumferential arrangement; the brushes are arranged outside the output end of the hydraulic cylinder.

[0022] In one embodiment of the present application, the top of the vehicle body is fixedly connected with a fixing seat, a ladle is arranged in the fixing seat, four fastening bolts are threadedly connected to the fixing seat, one end of each of the fastening bolts is rotatably connected with a plug, the plugs are respectively inserted into the outer wall of the ladle, and the other end of each of the fastening bolts is fixedly connected with a rotating block.

[0023] In one embodiment of the present application, the top of the ladle is inserted with a heating block, the top of the heating block is fixedly connected with a cover, and the cover cooperates with the ladle.

[0024] In one embodiment of the present application, the side wall of the base away from the hydraulic cylinder is fixedly connected with a fixing frame, the top of the fixing frame is fixedly connected with a driving motor, the output shaft of the driving motor is fixedly connected with a reciprocating screw rod, the two ends of the reciprocating screw rod are rotatably connected to the fixing frame through bearings, the reciprocating screw rod is threadedly connected with a lifting block, the side wall of the lifting block is fixedly connected with a clamp, the output end of the clamp is provided with two clamping jaws, and the clamping jaws are symmetrically arranged on the two sides of the cover.

[0025] In one embodiment of the present application, two guide rods are fixedly connected in the fixing frame, and the lifting block is slidingly connected to the two guide rods.

[0026] In one embodiment of the present application, the top of the base is rotatably connected with two mounting blocks, the dust suction pipes are sleeved and mounted in the mounting blocks, and the dust suction pipes are arranged as telescopic pipes.

[0027] In one embodiment of the present application, two side plates are fixedly connected to the outer wall of the hydraulic cylinder in a symmetrical manner, a sliding rod is slidingly connected to the side plate, and one end of the sliding rod is fixedly connected to the vehicle body.

[0028] In one embodiment of the present application, a photoelectric sensor is embedded and fixedly connected to the top of the ladle; and the photoelectric sensor is electrically connected with the hydraulic cylinder.

[0029] The above technical scheme of the present application has the following advantages compared with the prior art:

[0030] The hydraulic control system of the multi-point baking device provided by the present application has the following advantages: the cleaning mechanism is arranged below the vehicle body, and the cleaning brush is driven to move when the vehicle body moves, thereby cleaning the dust on the slide rail and the base; at the same time, the fan is started to suck the dust through the dust suction port by negative pressure adsorption, and finally the dust is sucked into the collection box through the dust suction pipe, thereby realizing the function of quickly cleaning the slide rail.

[0031] The hydraulic control system of the multi-point baking device provided by the present application has the following advantages: the cleaning mechanism is arranged below the vehicle body, and the cleaning brush is driven to move when the vehicle body moves, thereby cleaning the dust on the slide rail and the base; at the same time, the fan is started to suck the dust through the dust suction port by negative pressure adsorption, and finally the dust is sucked into the collection box through the dust suction pipe, thereby realizing the function of quickly cleaning the slide rail. BRIEF DESCRIPTION OF DRAWINGS

[0032] In order to make the content of the present application more easily understood, the present application will be further described in detail below according to specific embodiments of the present application and in conjunction with the accompanying drawings.

[0033] Figure 1 is an electrical principle framework schematic diagram of the hydraulic station of the present application;

[0034] Figure 2 is a perspective view of the present application;

[0035] Figure 3 is a sectional view of the base in the present application;

[0036] Figure 4 is a perspective view of the first gear and the second gear in the present application;

[0037] Figure 5 is a perspective view of the cleaning brush in the present application;

[0038] Figure 6 is a perspective view of the clamp in the present application;

[0039] Figure 7 is a perspective view of the ladle in the present application;

[0040] The description of the drawings is as follows: 1, base; 11, slide rail; 2, vehicle body; 21, fixed plate; 22, hydraulic cylinder; 23, protection box; 231, first gear; 232, rotating block; 233, second gear; 234, brush; 24, slide rod; 241, side plate; 25, cleaning brush; 251, dust suction port; 252, dust suction pipe; 253, mounting block; 254, collection box; 255, fan; 26, roller; 3, fixed seat; 31, plug-in block; 32, fastening bolt; 33, rotating block; 4, ladle; 41, photoelectric sensor; 5, ladle cover; 6, fixed frame; 61, reciprocating screw rod; 62, guide rod; 63, lifting block; 64, clamp; 65, clamping jaw; 66, driving motor; 7, heating block. DETAILED DESCRIPTION

[0041] The present application will be further described below in conjunction with the drawings and specific embodiments, so that those skilled in the art can better understand the present application and implement it, but the embodiments are not limiting to the present application.

[0042] Please refer to Figure 1 - Figure 7 The present application provides a kind of multi-point site roaster hydraulic control system, comprising: hydraulic station, for providing hydraulic power;Hydraulic valve group is provided with six hydraulic valves, respectively set in the side of hydraulic station, for controlling the flow direction of hydraulic oil;Roaster group, including vertical roaster and two horizontal roasters;Vehicle body 2, it is provided with three, respectively set in the lower of vertical roaster and two horizontal roasters;Base 1, it is set in the lower of vehicle body 2, cleaning mechanism, it is between base 1 and vehicle body 2;The cleaning mechanism includes two cleaning brushes 25, two described cleaning brushes 25 are respectively fixedly connected at the two ends of vehicle body 2;The lower of described vehicle body 2 is equipped with base 1, the top of described base 1 is fixedly connected with two slide rails 11, the bottom of the two sides of described vehicle body 2 is respectively equipped with two rollers 26, the roller 26 is movably connected in slide rail 11 respectively, and it is arranged in the inside of cleaning brush 25;The bottom of the cleaning brush 25 is all equipped with multiple dust suction ports 251, the top of the cleaning brush 25 is all connected with dust suction pipe 252, one side of the base 1 is equipped with collection box 254, one end of the dust suction pipe 252 is all connected with collection box 254, one side of the collection box 254 is equipped with fan 255;The bottom of the cleaning brush 25 is respectively in contact with base 1 and slide rail 11;One side of the vehicle body 2 is equipped with control module, the control module is used for multi-point driving vehicle body 2 movement, specifically including the following steps:

[0043] S1: The hydraulic valve group is marked as: 1#, 2#, 3#, 4#, 5# and 6# hydraulic valves, and the baking ware group is marked as: vertical baking ware, 1# horizontal baking ware and 2# horizontal baking ware;

[0044] S2: when driving the vertical baking ware, the control instruction is sent to open 1# and 2# hydraulic valves, and the closing instruction is sent to close 3#, 4#, 5# and 6# hydraulic valves, and the vertical baking ware is driven by the vertical baking ware hydraulic cylinder;

[0045] S3: when driving the 1# horizontal baking ware, the control instruction is sent to open 3# and 4# hydraulic valves, and the closing instruction is sent to close 1#, 2#, 5# and 6# hydraulic valves, and the vertical baking ware is driven by the 1# horizontal baking ware hydraulic cylinder;

[0046] S4: when driving the 2# horizontal baking ware, the control instruction is sent to open 5# and 6# valves, and the closing instruction is sent to close 1#, 2#, 3# and 4# hydraulic valves, and the vertical baking ware is driven by the 2# horizontal baking ware hydraulic cylinder.

[0047] As shown in Figure 1 , the baking ware hydraulic control system comprises a hydraulic station, a hydraulic valve group and a baking ware group, the hydraulic station is provided as a power source of the system and is used for providing hydraulic power, the hydraulic valve group is marked as: 1#, 2#, 3#, 4#, 5# and 6# hydraulic valves and is used for controlling the flow direction of hydraulic oil and realizing independent control of different baking wares, and the baking ware group is marked as: vertical baking ware, 1# horizontal baking ware and 2# horizontal baking ware, and a hydraulic cylinder 22 is respectively arranged at the middle position of the tail of the baking ware body 2; after the hydraulic station is opened, when the vertical baking ware is needed to be used, 1# and 2# hydraulic valves are opened, 3#, 4#, 5# and 6# hydraulic valves are closed, and the vertical baking ware hydraulic cylinder is driven; when the 1# horizontal baking ware is needed to be used, 3# and 4# hydraulic valves are opened, 1#, 2#, 5# and 6# hydraulic valves are closed, and the 1# horizontal baking ware hydraulic cylinder is driven; when the 2# horizontal baking ware is needed to be used, 5# and 6# hydraulic valves are opened, 1#, 2#, 3# and 4# hydraulic valves are closed, and the 2# horizontal baking ware hydraulic cylinder is driven, so that the failure rate is reduced, energy waste is avoided and the function of one point multi-use is realized;

[0048] In the working process of the body 2, dust is accumulated on the slide rail 11, which may cause the body 2 to deviate or even be unable to move, the cleaning mechanism provided by the application is used in the following manner: when the body 2 moves, the cleaning brush 25 is driven to move, the dust on the slide rail 11 and the base 1 is swept by the cleaning brush 25, at the same time, the fan 255 is opened, the dust is sucked into the dust suction port 251 through the negative pressure adsorption of the fan 255, and finally enters the collection box 254 through the dust suction pipe 252, so that the function of quickly cleaning the slide rail 11 is realized.

[0049] Further,Figure 1 and Figure 2 As shown in the figure, the control module comprises a hydraulic cylinder 22, the bottom of the hydraulic cylinder 22 is fixedly connected to the base 1 through a fixing plate 21, the output end of the hydraulic cylinder 22 is fixedly connected to the vehicle body 2 through a connecting block, and the control module adopts a PLC control system.

[0050] The control module provided by the application can automatically adjust the output power of the hydraulic station and the opening and closing state of the valve according to actual production requirements in use, so that unnecessary energy consumption is avoided.

[0051] Further, as shown in the figure, Figure 2 and Figure 4 As shown in the figure, the top of the hydraulic cylinder 22 is fixedly connected with a protective box 23, a motor is arranged in the protective box 23, the output shaft of the motor extends out of the protective box 23 and is fixedly connected with a first gear 231, the end of the hydraulic cylinder 22 is rotatably connected with a rotating block 232 through a bearing, a second gear 233 is fixedly connected to the outer wall of the rotating block 232, the second gear 233 is engaged with the first gear 231, and a plurality of brushes 234 are circumferentially arranged and fixedly connected to the outer wall of the rotating block 232; the brushes 234 are arranged outside the output end of the hydraulic cylinder 22.

[0052] The brushes 234 provided by the application are used for cleaning dust on the output end of the hydraulic cylinder 22 in use, the motor needs to be turned on during the working process of the hydraulic cylinder 22, the output shaft of the motor drives the first gear 231 to rotate, the first gear 231 drives the second gear 233 to rotate, the second gear 233 drives the rotating block 232 to rotate, and the rotating block 232 drives the brushes 234 to rotate, so that the output end of the hydraulic cylinder 22 is cleaned in rotation, and the protection function of the hydraulic cylinder 22 is realized.

[0053] Further, as shown in the figure, Figure 7 As shown in the figure, the top of the vehicle body 2 is fixedly connected with a fixing seat 3, a pouring ladle 4 is arranged in the fixing seat 3, four fastening bolts 32 are threadedly connected to the fixing seat 3, one end of each of the fastening bolts 32 is rotatably connected with an insertion block 31, the insertion blocks 31 are respectively arranged on the outer wall of the pouring ladle 4, and the other end of each of the fastening bolts 32 is fixedly connected with a rotating block 33.

[0054] The fixing seat 3 provided by the application is used for fixing the pouring ladle 4 in use, the pouring ladle 4 is placed in the center of the fixing seat 3, then the rotating block 33 is rotated, the rotating block 33 drives the fastening bolt 32 to rotate, the fastening bolt 32 drives the insertion block 31 to move, and the pouring ladle 4 is fixed by the insertion block 31, so that the pouring ladle 4 is not shaken or deviated during the placing process and cannot be aligned with the ladle cover 5.

[0055] Further, as shown in the figure, Figure 7As shown, the top end of the ladle 4 is inserted with a heating block 7, the top of the heating block 7 is fixedly connected with a ladle cover 5, and the ladle cover 5 is matched with the ladle 4.

[0056] The heating block 7 provided by the application can roast the ladle 4 by using the heating block 7, and the heating block 7 is externally connected with a heating control box, so that the temperature of the roasting can be effectively controlled, and waste caused by over-heating can be prevented; meanwhile, electric heating will not produce harmful gases to the atmosphere and human body due to combustion, and the cost can be reduced.

[0057] Further, as shown in the figure, Figure 6 As shown, the side wall of the base 1 away from the hydraulic cylinder 22 is fixedly connected with a fixing frame 6, the top of the fixing frame 6 is fixedly connected with a driving motor 66, the output shaft of the driving motor 66 is fixedly connected with a reciprocating screw rod 61, both ends of the reciprocating screw rod 61 are rotatably connected to the fixing frame 6 through bearings, the reciprocating screw rod 61 is threadedly connected with a lifting block 63, the side wall of the lifting block 63 is fixedly connected with a clamp 64, the output end of the clamp 64 is provided with two clamping jaws 65, and the clamping jaws 65 are symmetrically arranged on both sides of the ladle cover 5.

[0058] The clamp 64 and the clamping jaws 65 provided by the application are used in the following manner: when the ladle cover 5 is placed and taken down, the driving motor 66 is started, the output shaft of the driving motor 66 drives the reciprocating screw rod 61 to rotate, the reciprocating screw rod 61 drives the lifting block 63 to move up and down, the lifting block 63 drives the clamp 64 and the clamping jaws 65 to move up and down, then the clamp 64 is started, and the clamp 64 drives the clamping jaws 65 to open or close under the action of the clamp 64, so that the ladle cover 5 is clamped and released.

[0059] Further, as shown in the figure, Figure 6 As shown, the fixing frame 6 is fixedly connected with two guide rods 62, and the lifting block 63 is slidably connected to the two guide rods 62.

[0060] The guide rods 62 provided by the application are used in the following manner: during the movement of the lifting block 63, the lifting block 63 slides on the guide rods 62, and the guide rods 62 limit the movement of the lifting block 63 in the vertical direction.

[0061] Further, as shown in the figure, Figure 2 As shown, the top of the base 1 is rotatably connected with two mounting blocks 253, the dust suction pipes 252 are sleeved and mounted in the mounting blocks 253, and the dust suction pipes 252 are all telescopic pipes.

[0062] The mounting blocks 253 provided by the application are used in the following manner: during the movement of the cleaning brush 25, the dust suction pipes 252 reciprocate, the mounting blocks 253 are arranged to facilitate the rotation of the dust suction pipes 252 along with the movement of the mounting blocks 253, so that the dust suction pipes 252 are prevented from being folded and affecting dust suction, and the dust suction pipes 252 are arranged as telescopic pipes, so that the telescopic change of the dust suction pipes 252 is facilitated.

[0063] Further, as shown in Figure 4 The outer wall of the hydraulic cylinder 22 is symmetrically fixed with two side plates 241, and the slide rods 24 are respectively connected to the side plates 241, and one end of the slide rods 24 is fixed to the vehicle body 2.

[0064] The slide rods 24 provided by the present application are used in the process that the output end of the hydraulic cylinder 22 drives the vehicle body 2 to move, and the slide rods 24 slide on the side plates 241, so that the output end of the hydraulic cylinder 22 is limited to move horizontally and is provided with supporting force.

[0065] Further, as shown in Figure 7 The top of the ladle 4 is embedded with the photoelectric sensor 41, and the photoelectric sensor 41 is electrically connected to the hydraulic cylinder 22.

[0066] The photoelectric sensor 41 provided by the present application is used in the process that the ladle 4 moves to the position directly below the ladle cover 5, so that the ladle 4 is completely covered, and when the photoelectric sensor 41 monitors that the ladle 4 is aligned with the ladle cover 5, the hydraulic cylinder 22 can be controlled to be closed through the control system.

[0067] Working principle: the hydraulic station is set as the power source of the system to provide hydraulic power; the hydraulic valve group is marked as 1#, 2#, 3#, 4#, 5# and 6# hydraulic valves, which are used to control the flow direction of the hydraulic oil to realize independent control of different roasters; the roaster group is marked as a vertical roaster, a 1# horizontal roaster and a 2# horizontal roaster, and a hydraulic cylinder 22 is installed at the middle position of the tail of the roaster vehicle body 2; after the hydraulic station is opened, if the vertical roaster is needed to be used, 1# and 2# hydraulic valves are opened and 3#, 4#, 5# and 6# hydraulic valves are closed, so that the vertical roaster hydraulic cylinder is driven; if the 1# horizontal roaster is needed to be used, 3# and 4# hydraulic valves are opened and 1#, 2#, 5# and 6# hydraulic valves are closed, so that the 1# horizontal roaster hydraulic cylinder is driven; if the 2# horizontal roaster is needed to be used, 5# and 6# hydraulic valves are opened and 1#, 2#, 3# and 4# hydraulic valves are closed, so that the 2# horizontal roaster hydraulic cylinder is driven; the failure rate is reduced, energy waste is avoided, and the function of one point multi-use is realized.

[0068] In the working process of the vehicle body 2, dust accumulates on the slide rail 11, which may cause the vehicle body 2 to deviate or even be unable to move; the cleaning mechanism provided by the present application is used in the process that the vehicle body 2 drives the cleaning brush 25 to move when the vehicle body 2 moves, the cleaning brush 25 sweeps the dust on the slide rail 11 and the base 1, at the same time, the fan 255 is opened, the dust is sucked through the dust suction port 251 by the negative pressure adsorption of the fan 255, and finally enters the collection box 254 through the dust suction pipe 252, so that the function of quickly cleaning the slide rail 11 is realized.

[0069] In the working process of the hydraulic cylinder 22, the motor needs to be started to drive the first gear 231 to rotate through the output shaft of the motor, drive the second gear 233 to rotate through the first gear 231, drive the rotating block 232 to rotate through the second gear 233, and drive the brush 234 to rotate through the rotating block 232. The brush 234 cleans the output end of the hydraulic cylinder 22 in rotation, realizing the protection function of the hydraulic cylinder 22.

[0070] In the movement process of the output end of the hydraulic cylinder 22 driving the vehicle body 2, when the photoelectric sensor 41 monitors that the ladle 4 is aligned with the ladle cover 5, the hydraulic cylinder 22 can be closed through the control system, and the driving motor 66 is started at the same time. The output shaft of the driving motor 66 drives the reciprocating screw rod 61 to rotate, drives the lifting block 63 to move downward through the reciprocating screw rod 61, drives the clamp 64 and the clamping jaw 65 to move downward through the lifting block 63, then starts the clamp 64, and drives the clamping jaw 65 to open under the action of the clamp 64, the ladle cover 5 is loosened, the heating block 7 is aligned with the ladle 4 and falls down to close tightly. In the movement process of the lifting block 63, the lifting block 63 slides on the guide rod 62, and the guide rod 62 limits the movement of the lifting block 63 in the vertical direction.

[0071] Obviously, the above embodiments are only examples for clear illustration, and are not limited to the embodiments. For ordinary skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, all the embodiments need not and cannot be exhausted. The obvious changes or variations derived therefrom are still within the protection scope of the present application.

Claims

1. A hydraulic control system for a multi-point baking oven, comprising: A hydraulic power unit is used to provide hydraulic power; The hydraulic valve assembly is equipped with six hydraulic valves, each located on one side of the hydraulic station, to control the flow of hydraulic oil. The oven set includes a vertical oven and two horizontal ovens; The vehicle body (2) has three parts, which are located below the vertical baking oven and two horizontal baking ovens respectively; The base (1) is located below the vehicle body (2). The cleaning mechanism is located between the base (1) and the vehicle body (2); Its features are: The cleaning mechanism includes two cleaning brushes (25), which are fixedly connected to both ends of the vehicle body (2); a base (1) is provided below the vehicle body (2), and two slide rails (11) are fixedly connected to the top of the base (1). Two rollers (26) are installed on the bottom of both sides of the vehicle body (2), and the rollers (26) are movably connected in the slide rails (11) and located inside the cleaning brushes (25); multiple suction ports (251) are provided at the bottom of each cleaning brush (25), and a suction pipe (252) is connected and fixedly connected to the top of each cleaning brush (25). A collection box (254) is provided on one side of the base (1), and one end of each suction pipe (252) is connected and fixedly connected to the collection box (254). A fan (255) is provided on one side of the collection box (254); the bottom of each cleaning brush (25) is in contact with the base (1) and the slide rails (11). A control module is provided on one side of the vehicle body (2). The control module is used to drive the vehicle body (2) to move at multiple points, specifically including the following steps: S1: The hydraulic valve group is designated as: 1#, 2#, 3#, 4#, 5#, 6# hydraulic valves; the baking unit group is designated as: vertical baking unit, 1# horizontal baking unit and 2# horizontal baking unit. S2: When driving the vertical oven, send a control command to open hydraulic valves 1# and 2#, and at the same time send a shutdown command to close hydraulic valves 3#, 4#, 5# and 6#, and drive the vertical oven through the hydraulic cylinder of the vertical oven; S3: When driving the No. 1 horizontal oven, send a control command to open the No. 3 and No. 4 hydraulic valves, and at the same time send a closing command to close the No. 1, No. 2, No. 5, and No. 6 hydraulic valves, and drive the vertical oven through the hydraulic cylinder of the No. 1 horizontal oven; S4: When driving the No. 2 horizontal oven, send a control command to open valves No. 5 and No. 6, and at the same time send a shutdown command to close hydraulic valves No. 1, No. 2, No. 3, and No. 4, and drive the vertical oven through the hydraulic cylinder of the No. 2 horizontal oven.

2. The hydraulic control system for a multi-point baking oven according to claim 1, characterized in that: The control module includes a hydraulic cylinder (22), the bottom of which is fixed to the base (1) by a fixing plate (21), and the output end of which is fixed to the vehicle body (2) by a connecting block.

3. The hydraulic control system for a multi-point baking oven according to claim 2, characterized in that: A protective box (23) is fixedly attached to the top of the hydraulic cylinder (22). A motor is installed inside the protective box (23). The output shaft of the motor extends to the outside of the protective box (23) and is fixedly attached to a first gear (231). A rotating block (232) is rotatably connected to the end of the hydraulic cylinder (22) through a bearing. A second gear (233) is fixedly attached to the outer wall of the rotating block (232). The second gear (233) meshes with the first gear (231). Brushes (234) are circumferentially fixedly attached to the outer wall of the rotating block (232). The brushes (234) are located on the outside of the output end of the hydraulic cylinder (22).

4. The hydraulic control system for a multi-point baking oven according to claim 3, characterized in that: The top of the vehicle body (2) is fixedly connected to a fixed seat (3), and a casting ladle (4) is provided inside the fixed seat (3). Four fastening bolts (32) are threadedly connected to the fixed seat (3). One end of each fastening bolt (32) is rotatably connected to an insert (31). The inserts (31) are respectively inserted into the outer wall of the casting ladle (4). The other end of each fastening bolt (32) is fixedly connected to a rotating block (33).

5. The hydraulic control system for a multi-point baking oven according to claim 4, characterized in that: A heating block (7) is inserted into the top of the ladle (4), and a cover (5) is fixed to the top of the heating block (7), which cooperates with the ladle (4).

6. The hydraulic control system for a multi-point baking oven according to claim 5, characterized in that: A fixed frame (6) is fixedly connected to the side wall of the base (1) away from the hydraulic cylinder (22). A drive motor (66) is fixedly connected to the top of the fixed frame (6). A reciprocating screw (61) is fixedly connected to the output shaft of the drive motor (66). The two ends of the reciprocating screw (61) are rotatably connected to the fixed frame (6) through bearings. A lifting block (63) is threaded onto the reciprocating screw (61). A clamp (64) is fixedly connected to the side wall of the lifting block (63). The output end of the clamp (64) is provided with two jaws (65). The jaws (65) are symmetrically arranged on both sides of the cover (5).

7. The hydraulic control system for a multi-point baking oven according to claim 6, characterized in that: The fixed frame (6) has two guide rods (62) fixedly connected inside, and the lifting block (63) is slidably connected on the two guide rods (62).

8. The hydraulic control system for a multi-point baking oven according to claim 7, characterized in that: The top of the base (1) is rotatably connected to two mounting blocks (253), and the vacuum pipes (252) are all fitted inside the mounting blocks (253). The vacuum pipes (252) are all telescopic pipes.

9. The hydraulic control system for a multi-point baking oven according to claim 8, characterized in that: Two side plates (241) are symmetrically fixed to the outer wall of the hydraulic cylinder (22). Each side plate (241) is slidably connected to a slide rod (24), and one end of each slide rod (24) is fixed to the vehicle body (2).

10. A multi-point baking oven hydraulic control system according to claim 9, characterized in that: A photoelectric sensor (41) is embedded and fixed to the top of the ladle (4); the photoelectric sensor (41) is electrically connected to the hydraulic cylinder (22).

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