Steel plate cold-rolling mill

Abstract

The utility model relates to the technical field of cold-rolled sheets, and provides a steel plate cold-rolling mill which comprises a cleaning box and a cold-rolling device. The cleaning box comprises an upper box body and a lower box body which are connected up and down, a partition plate is arranged between the upper box body and the lower box body, a drainage groove is formed in the partition plate, a conveying mechanism penetrating through the upper box body is installed above the partition plate, the inner wall of the upper box body is connected with two spray washing devices surrounding the conveying mechanism, and the two spray washing devices are arranged on the inner wall of the upper box body. The two spray washing devices are communicated with the lower box body through water pumping pipes; the cold rolling device is fixed in the upper box body and arranged between the two spray washing devices, the cold rolling device comprises a plurality of cold rolling roller sets, and each cold rolling roller set comprises a bearing roller and a working roller which are located on the upper side and the lower side of the conveying mechanism respectively; the utility model solves the problem that the cold-rolling mill cannot clean impurities such as filings on steel, and has the advantages of simple structure and low manufacturing cost.

Description

Technical Field

[0001] The utility model relates to the technical field of cold-rolled plates, in particular to a steel plate cold rolling machine. Background Art

[0002] The cold rolling mill is a new type of cold rolling equipment for steel materials. The machine can process hot-rolled discs and steel coils into finished products, and then carry out subsequent production. In some cold rolling processes, the steel plate needs to be cold rolled, and a special structure needs to be cold rolled on the steel plate; when the traditional cold rolling mill is cold rolling the corrugated plate of the carriage baffle, due to the large cold rolling force required, it is necessary to set up multiple motors and reduction mechanisms to drive the load-bearing rollers and working rollers in the shaping rollers to rotate, and the steel plate is transmitted between the load-bearing rollers and the working rollers. The movement directions of the above-mentioned load-bearing rollers and the working rollers are opposite, so that the steel plate can be squeezed between the load-bearing rollers and the working rollers.

[0003] The existing cold rolling mill structure, for example, China Patent Publication No. CN209077434U, a fully automatic and efficient cold rolling mill, includes a shell, an inlet, an outlet, a bearing, a runner, a rubber pad, a guide plate, a cold rolling wheel, an adjustment groove, a water storage tank, a cooling pipe and a water inlet pipe, wherein: the inlet and the outlet are opened on both sides of the shell, and the upper and lower ends of the inlet or the outlet are installed with a runner through a bearing, and a circle of rubber pads is nested on the surface of the runner; the guide plate is welded to the inside of the shell, and the inside of the shell is installed with a cold rolling wheel through an opening, and the adjustment groove extends from the opening inside the shell; the water storage tank is welded to the bottom of the shell, and a cooling pipe is installed on one side of the water storage tank through a sealing thread, and a water inlet pipe is installed on one end of the water storage tank through a sealing thread; in the cold rolling mill of the above scheme, a certain amount of impurities such as iron cuttings will be carried on the rolled piece after passing through the rollers, and the cold rolling mill cannot clean the impurities such as iron cuttings on the steel, and these impurities will have an adverse effect on subsequent processes. Utility Model Content

[0004] Based on this, in order to solve the problem that the cold rolling mill cannot clean impurities such as iron cuttings on the steel, the utility model provides a steel plate cold rolling mill, and its specific technical solution is as follows:

[0005] A steel plate cold rolling mill comprises a cleaning box and a cold rolling device; the cleaning box comprises an upper box body and a lower box body connected in an upper and lower manner, a partition is provided between the upper box body and the lower box body, a drainage groove is provided on the partition body, a conveying mechanism penetrating the upper box body is installed above the partition body, two spraying devices surrounding the conveying mechanism are connected to the inner wall of the upper box body, and the two spraying devices are connected to the lower box body through a suction pipe; the cold rolling device is fixed in the upper box body and is arranged between the two spraying devices, and the cold rolling device comprises a plurality of cold rolling roller groups, each of the cold rolling roller groups comprises a load-bearing roller and a working roller respectively located on the upper and lower sides of the conveying mechanism.

[0006] The above-mentioned steel plate cold rolling mill is provided with a drainage trough, so that the water after spraying in the upper box body will flow into the lower box body through the drainage trough, which is convenient for the recycling of water sources and saves production costs; by providing a spray cleaning device, the steel plate on the conveying mechanism can be sprayed and cleaned, thereby cleaning the iron shavings and other impurities remaining on the surface of the steel plate, solving the problem that the cold rolling mill cannot clean the iron shavings and other impurities on the steel; by providing load-bearing rollers and working rollers, the movement directions of the load-bearing rollers and the working rollers are opposite, which is convenient for squeezing the steel plate between the load-bearing rollers and the working rollers to complete the operation of cold rolling the steel plate.

[0007] Furthermore, the steel plate cold rolling mill also includes a mounting platform, in which a driving structure is fixed, and the driving structure is used to control the rotation states of the load-bearing rollers and the working rollers respectively. A supporting plate is detachably connected to the top of the mounting platform, and the lower box body is threadedly mounted on the supporting plate.

[0008] Furthermore, a feed port and a discharge port are respectively provided at both ends of the upper box body, a feed trough is extended toward the outside of the upper box body at the feed port, and a discharge trough is extended toward the outside of the upper box body at the discharge port, and a limiting structure is fixed on the feed port and the discharge port, and the limiting structure includes two relatively arranged limiting frames, and a limiting gap is formed between the two limiting frames for the steel plate to pass through.

[0009] Furthermore, the conveying mechanism includes a feed conveyor belt and a discharging conveyor belt, one end of the feed conveyor belt is mounted in the feed trough, and the other end of the feed conveyor belt extends to the interior of the upper box body, one end of the discharging conveyor belt is mounted in the discharging trough, and the other end of the discharging conveyor belt extends to the interior of the upper box body, the cold rolling device is arranged between the feed conveyor belt and the discharging conveyor belt, and the horizontal setting positions of the feed conveyor belt and the discharging conveyor belt are both located within the limiting gap.

[0010] Furthermore, a water storage chamber is provided inside the lower box body, and the water storage chamber is connected to the upper box body through the drainage groove. A water pump is also provided in the lower box body, and the water inlet end of the water pump extends into the water storage chamber. The water outlet end of the water pump extends through the lower box body into the upper box body, and is respectively connected to the two spraying devices.

[0011] Furthermore, a water inlet and a drain are provided on the lower box body, and both the water inlet and the drain are connected to the water storage chamber. The water inlet is connected to an external water source through a water inlet pipe, and a sealing cover is provided at the drain outlet. A plurality of electric heating tubes are connected to the inner wall of the water storage chamber.

[0012] Furthermore, a filter screen cover is detachably installed in the drainage groove.

[0013] Furthermore, the spraying device includes a plurality of nozzles and an annular pipe connected to the inner wall of the upper box body, the annular pipe is connected to the water outlet end of the water pump, and the plurality of nozzles are connected to the annular pipe at intervals, and the nozzles are connected to the annular pipe through connecting pipes, and the water spraying direction of the nozzles is toward the conveying mechanism.

[0014] Furthermore, the cold rolling device also includes a plurality of drive shaft groups and a positioning seat fixed in the upper box body, each drive shaft group corresponds to a cold rolling roller group, the drive shaft groups are assembled on the positioning seat at intervals, the drive shaft groups include a load-bearing drive shaft and a working drive shaft, the load-bearing roller is plugged into the load-bearing drive shaft, and the working roller is plugged into the working drive shaft.

[0015] Furthermore, the output end of the driving structure is respectively connected to the load-bearing driving shaft and the working driving shaft in driving connection, and the rotation speed of the load-bearing driving shaft is the same as the rotation speed of the working driving shaft. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the top view of the steel plate cold rolling mill according to one embodiment of the utility model;

[0017] Figure 2 It is a structural schematic diagram of a cleaning box of a steel plate cold rolling mill according to an embodiment of the utility model;

[0018] Figure 3 It is a partial cross-sectional structural schematic diagram of a cleaning box of a steel plate cold rolling mill according to an embodiment of the utility model;

[0019] Figure 4 It is a partial structural schematic diagram of a steel plate cold rolling mill according to an embodiment of the utility model;

[0020] Figure 5 It is a structural schematic diagram of a cold rolling device in a steel plate cold rolling mill according to an embodiment of the utility model.

[0021] Description of reference numerals:

[0022] 1. Cleaning box; 11. Upper box body; 111. Feed trough; 112. Discharge trough; 12. Lower box body; 121. Water storage chamber; 122. Water pump; 123. Water inlet pipe; 124. Sealing cover; 125. Electric heating pipe; 2. Partition; 21. Drain trough; 211. Filter screen; 3. Conveying mechanism; 31. Feed conveyor belt; 32. Discharge conveyor belt; 4. Spraying device; 41. Spray head; 42. Annular pipe; 43. Connecting pipe; 5. Cold rolling device; 51. Load-bearing roller; 52. Working roller; 53. Load-bearing drive shaft; 54. Working drive shaft; 55. Positioning seat; 6. Mounting table; 7. Drive structure; 8. Limit structure; 81. Limit frame. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with its embodiments. It should be understood that the specific implementation methods described here are only used to explain the utility model and do not limit the protection scope of the utility model.

[0024] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only and do not represent the only implementation method.

[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0026] The "first" and "second" mentioned in the present invention do not represent specific quantities and orders, but are only used to distinguish names.

[0027] like Figure 1-5As shown, a steel plate cold rolling mill in one embodiment of the utility model includes a cleaning box 1 and a cold rolling device 5; the cleaning box 1 includes an upper box body 11 and a lower box body 12 which are connected in an upper and lower manner, a partition 2 is provided between the upper box body 11 and the lower box body 12, a drainage groove 21 is provided on the partition 2, a conveying mechanism 3 which passes through the upper box body 11 is installed above the partition 2, two spraying devices 4 which surround the conveying mechanism 3 are connected to the inner wall of the upper box body 11, and the two spraying devices 4 are connected to the lower box body 12 through a water suction pipe; the cold rolling device 5 is fixed in the upper box body 11 and is arranged between the two spraying devices 4, the cold rolling device 5 includes a plurality of cold rolling roller groups, each of which includes a load-bearing roller 51 and a working roller 52 which are respectively located on the upper and lower sides of the conveying mechanism 3.

[0028] The above-mentioned steel plate cold rolling mill is provided with a drainage trough 21, so that the water after spraying in the upper box body 11 will flow into the lower box body 12 through the drainage trough 21, which is convenient for the recycling of water sources and saves production costs; by providing a spraying device 4, the steel plate on the conveying mechanism 3 is sprayed and cleaned, thereby cleaning the iron shavings and other impurities remaining on the surface of the steel plate, solving the problem that the cold rolling mill cannot clean the iron shavings and other impurities on the steel; by providing a load-bearing roller 51 and a working roller 52, the movement directions of the load-bearing roller 51 and the working roller 52 are opposite, which is convenient for squeezing the steel plate between the load-bearing roller 51 and the working roller 52 to complete the operation of cold rolling the steel plate.

[0029] like Figure 4 and Figure 5 As shown, in one embodiment, the steel plate cold rolling mill also includes a mounting platform 6, a driving structure 7 is fixed inside the mounting platform 6, and the driving structure 7 is used to control the rotation state of the load-bearing roller 51 and the working roller 52 respectively. The top of the mounting platform 6 is detachably connected to a supporting plate, and the lower box 12 is threadedly mounted on the supporting plate. In this way, by providing the driving structure 7, it is easy to control the rotation state of the load-bearing roller 51 and the working roller 52, so that the load-bearing roller 51 and the working roller 52 can rotate in opposite directions, and finally complete the extrusion of the steel plate.

[0030] like Figure 1-3 As shown, in one embodiment, a feed port and a discharge port are respectively provided at both ends of the upper box body 11, a feed trough 111 is extended to the outside of the upper box body 11 at the feed port, and a discharge trough 112 is extended to the outside of the upper box body 11 at the discharge port, and a limiting structure 8 is fixed on both the feed port and the discharge port, and the limiting structure 8 includes two relatively arranged limiting frames 81, and a limiting gap is formed between the two limiting frames 81 for the steel plate to pass through. In this way, by setting the limiting structure 8, during the process of feeding and discharging the steel plate, the limiting structure 8 can abut and limit the steel plate, so as to prevent the steel plate from deflecting or even falling off during the transportation process, thereby affecting the cold rolling efficiency of the steel plate.

[0031] like Figure 1 and Figure 2As shown, in one embodiment, the conveying mechanism 3 includes a feed conveyor belt 31 and a discharge conveyor belt 32, one end of the feed conveyor belt 31 is set in the feed trough 111, and the other end of the feed conveyor belt 31 extends to the inside of the upper box body 11, one end of the discharge conveyor belt 32 is set in the discharge trough 112, and the other end of the discharge conveyor belt 32 extends to the inside of the upper box body 11, and the cold rolling device 5 is arranged between the feed conveyor belt 31 and the discharge conveyor belt 32, and the horizontal setting positions of the feed conveyor belt 31 and the discharge conveyor belt 32 are both located in the limit gap. In this way, by providing the feed conveyor belt 31 and the discharge conveyor belt 32, the processing efficiency of the steel plate is improved, the labor intensity of the operator is reduced, the burden on the workers is reduced, and the injury accidents caused by manual handling of the steel plate are avoided.

[0032] like Figure 2 and Figure 3 As shown, in one embodiment, a water storage chamber 121 is provided inside the lower box 12, and the water storage chamber 121 is connected to the upper box 11 through the drainage groove 21. A water pump 122 is also provided inside the lower box 12, and the water inlet end of the water pump 122 extends into the water storage chamber 121, and the water outlet end of the water pump 122 extends through the lower box 12 into the upper box 11, and is respectively connected to the two spraying devices 4. In this way, by providing the water pump 122, the operator starts the water pump 122, and when the steel plate passes through the two spraying devices 4, the water pump 122 guides the water source in the lower box 12 to the nozzle 41, thereby cleaning and flushing impurities such as iron cuttings remaining on the steel plate.

[0033] like Figure 3 As shown, in one embodiment, a water inlet and a drain are also provided on the lower box 12, and both the water inlet and the drain are connected to the water storage chamber. The water inlet is connected to the external water source through a water inlet pipe 123, and a sealing cover 124 is provided at the drain. A plurality of electric heating tubes 125 are connected to the inner wall of the water storage chamber. In this way, by providing the electric heating tube 125, the use of the electric heating tube 125 is simple and convenient. It only needs to energize the wire, and the thermal effect of the current can quickly raise the water source in the lower box 12 to a specific temperature, meet the operator's demand for water source temperature, and adapt to different production scenarios.

[0034] like Figure 3 As shown, in one embodiment, a filter screen cover 211 is detachably installed in the drain groove 21. In this way, the filter screen cover 211 isolates impurities such as iron cuttings in the water source after spraying, so that the water source in the lower box 12 can be recycled.

[0035] like Figure 3As shown, in one embodiment, the spraying device 4 includes a plurality of spray heads 41 and an annular pipe 42 connected to the inner wall of the upper box 11, the annular pipe 42 is connected to the water outlet of the water pump 122, and a plurality of spray heads 41 are connected to the annular pipe 42 at intervals, and the spray heads 41 are connected to the annular pipe 42 through a connecting pipe 43, and the spraying direction of the spray heads 41 is toward the conveying mechanism 3. In this way, by providing the annular pipe 42, it is convenient for the plurality of spray heads 41 to spray the steel plate from different angles, thereby improving the cleaning efficiency of the steel plate.

[0036] like Figure 4 and Figure 5 As shown, in one embodiment, the cold rolling device 5 also includes a plurality of drive shaft groups and a positioning seat 55 fixed in the upper box body 11, each drive shaft group corresponds to a cold rolling roller group, the drive shaft groups are assembled on the positioning seat 55 at intervals, the drive shaft group includes a load-bearing drive shaft 53 and a working drive shaft 54, the load-bearing roller 51 is plugged into the load-bearing drive shaft 53, and the working roller 52 is plugged into the working drive shaft 54.

[0037] In one embodiment, the output end of the driving structure 7 is respectively connected to the load-bearing driving shaft 53 and the working driving shaft 54 ​​in transmission, and the rotation speed of the load-bearing driving shaft 53 is the same as the rotation speed of the working driving shaft 54 ​​.

[0038] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0039] The above-mentioned embodiments only express several implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A steel plate cold rolling mill, characterized in that: include: A cleaning box, the cleaning box comprising an upper box body and a lower box body connected in an upper and lower manner, a partition is provided between the upper box body and the lower box body, a drainage groove is provided on the partition body, a conveying mechanism penetrating the upper box body is installed above the partition body, two spraying devices surrounding the conveying mechanism are connected to the inner wall of the upper box body, and the two spraying devices are connected to the lower box body through a water pumping pipe; A cold rolling device is fixed in the upper box and arranged between the two spray cleaning devices. The cold rolling device includes a plurality of cold rolling roller groups, and each of the cold rolling roller groups includes a load-bearing roller and a working roller respectively located on the upper and lower sides of the conveying mechanism.

2. The steel plate cold rolling mill according to claim 1, characterized in that: It also includes a mounting platform, in which a driving structure is fixed, and the driving structure is used to control the rotation states of the load-bearing roller and the working roller respectively. A supporting plate is detachably connected to the top of the mounting platform, and the lower box body is threadedly mounted on the supporting plate.

3. The steel plate cold rolling mill according to claim 1, characterized in that: A feed port and a discharge port are respectively provided at both ends of the upper box body, a feed trough is extended to the outside of the upper box body at the feed port, and a discharge trough is extended to the outside of the upper box body at the discharge port, and a limiting structure is fixed on the feed port and the discharge port, and the limiting structure includes two relatively arranged limiting frames, and a limiting gap is formed between the two limiting frames for the steel plate to pass through.

4. The steel plate cold rolling mill according to claim 3, characterized in that: The conveying mechanism includes a feed conveyor belt and a discharging conveyor belt, one end of the feed conveyor belt is mounted in the feed trough, and the other end of the feed conveyor belt extends to the interior of the upper box body, one end of the discharging conveyor belt is mounted in the discharging trough, and the other end of the discharging conveyor belt extends to the interior of the upper box body, the cold rolling device is arranged between the feed conveyor belt and the discharging conveyor belt, and the horizontal setting positions of the feed conveyor belt and the discharging conveyor belt are both located within the limiting gap.

5. The steel plate cold rolling mill according to claim 1, characterized in that: A water storage chamber is provided inside the lower box body, and the water storage chamber is connected to the upper box body through the drainage groove. A water pump is also provided in the lower box body, and the water inlet end of the water pump extends into the water storage chamber. The water outlet end of the water pump extends through the lower box body into the upper box body and is respectively connected to the two spraying devices.

6. The steel plate cold rolling mill according to claim 5, characterized in that: The lower box body is also provided with a water inlet and a drain outlet, both of which are connected to the water storage chamber. The water inlet is connected to an external water source through a water inlet pipe, and a sealing cover is provided at the drain outlet. A plurality of electric heating tubes are connected to the inner wall of the water storage chamber.

7. The steel plate cold rolling mill according to claim 1, characterized in that: A filter screen cover is detachably installed in the drainage groove.

8. The steel plate cold rolling mill according to claim 5, characterized in that: The spraying device includes multiple nozzles and an annular pipe connected to the inner wall of the upper box body, the annular pipe is connected to the water outlet end of the water pump, and multiple nozzles are connected to the annular pipe at intervals. The nozzles are connected to the annular pipe through connecting pipes, and the water spraying direction of the nozzles is toward the conveying mechanism.

9. The steel plate cold rolling mill according to claim 2, characterized in that: The cold rolling device also includes a plurality of drive shaft groups and a positioning seat fixed in the upper box body, each drive shaft group corresponds to a cold rolling roller group, the drive shaft groups are installed on the positioning seat at intervals, the drive shaft group includes a load-bearing drive shaft and a working drive shaft, the load-bearing roller is plugged into the load-bearing drive shaft, and the working roller is plugged into the working drive shaft.

10. The steel plate cold rolling mill according to claim 9, characterized in that: The output end of the driving structure is respectively connected to the load-bearing driving shaft and the working driving shaft in driving connection, and the rotation speed of the load-bearing driving shaft is the same as the rotation speed of the working driving shaft.

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