CN215906285U

CN215906285U - Multi-spraying degreasing device for cold-rolled coil stock

Info

Publication number: CN215906285U
Application number: CN202122303711.4U
Authority: CN
Inventors: 李光赋; 邬长彬
Original assignee: Guangxi Guigang Hele Door Industry Co Ltd
Current assignee: Guangxi Guigang Hele Door Industry Co Ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-02-25
Anticipated expiration: 2031-09-23

Abstract

The utility model discloses a multi-spraying degreasing device for a cold-rolled coil, which comprises a plurality of tensioning units and a degreasing box, wherein the tensioning units are used for tensioning the cold-rolled coil; the tensioning unit can avoid the slipping of the driving roller below the liquid level of the degreasing agent, and ensure the stable transportation of the cold-rolled coil; the spray gun and the circulating pump which can move in a large range can further degrease the inner side of the cold-rolled coil conveyed in a shape like a Chinese character 'ji', so that the degreasing range and the degreasing efficiency are greatly improved.

Description

Multi-spraying degreasing device for cold-rolled coil stock

Technical Field

The utility model relates to a degreasing device, in particular to a multi-spraying degreasing device for cold-rolled coils.

Background

The degreasing treatment needs to be carried out on the cold-rolled sheet before the door is produced, the degreasing efficiency of the existing degreasing equipment is low, excessive degreasing agents are easy to remain after the degreasing, the processing of subsequent procedures is adversely affected, and the degreasing equipment is not suitable for the automatic production of the door.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multi-spraying degreasing device for a cold-rolled coil stock, which is used for solving the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a multi-spraying degreasing device for cold-rolled coil materials comprises a plurality of tensioning units and a degreasing box, wherein the tensioning units are used for tensioning the cold-rolled coil materials, a feed port and a discharge port are formed in the degreasing box, a rotatable feed roller corresponding to the feed port and a rotatable discharge roller corresponding to the discharge port are arranged in the degreasing box, a rotatable drive roller is arranged in the degreasing box, a first gap is formed between the drive roller and the feed roller, a second gap is formed between the drive roller and the discharge roller, the feed roller and the discharge roller are symmetrically arranged relative to the drive roller, a degreasing agent is arranged in the degreasing box, the liquid level of the degreasing agent is located above the central axis of the drive roller, a plurality of spray guns are arranged between the drive roller and the feed roller, liquid spraying ports of the spray guns face one side of the feed roller or the discharge roller, a circulating pump used for pumping the degreasing agent to a liquid inlet of the spray guns is arranged outside the degreasing box, and the cold-rolled coil materials sequentially pass through the tensioning units which are continuously arranged, The feed roller, the drive roller and the discharge roller finish degreasing, and the cold-rolled coil stock is divided into a plurality of parts in a shape like a Chinese character 'ji' in the degreasing box.

The number of tensioning units is two and the symmetry sets up, and the tensioning unit is including setting up rotatable tensioning roller on the installing support and setting up rotatable tensioning lower roll on the installing support, and cold-rolled coil stock is S type distribution when the tensioning unit, and the interval of two tensioning lower rolls is greater than the interval of two tensioning rollers.

The liquid level of the degreasing agent is lower than the highest point of the driving roller.

The degreasing box outside is provided with first servo motor, first servo motor's output shaft passes through the shaft coupling and is connected with the drive roll, be provided with the driving gear on the drive roll, the degreasing box outside is provided with rotatable connecting axle, be provided with driven gear on the connecting axle, driven gear and driving gear meshing, be provided with the drive pulley on the connecting axle, be provided with first driven pulley and second driven pulley on the feed roll, be provided with the third driven pulley on the discharge roller, first driven pulley is connected with the drive pulley transmission through first belt, the second driven pulley passes through the second belt and is connected with the third driven pulley transmission.

The inside drive case that is provided with of degrease incasement portion, the degrease roof portion is provided with lift cylinder, lift cylinder's piston rod end stretches into degrease incasement portion and is connected with the drive case, be provided with rotatable lead screw in the drive case, be provided with drive lead screw pivoted second servo motor on the drive case, be provided with the lead screw slide on the lead screw, be provided with many optical axes in the drive case, lead screw slide and optical axis sliding connection, lead screw slide bottom is provided with the connecting plate that stretches out the drive case, the quantity of spray gun is two and the symmetry is installed on the connecting plate.

The utility model has the beneficial effects that:

1. the first gap and the second gap provide a falling space for the degreasing agent attached to the cold-rolled coil material, and the influence of excessive residual degreasing agent on subsequent processing is avoided.

2. The tensioning unit can avoid the phenomenon that the driving roll below the liquid level of the degreasing agent slips, and stable transportation of cold-rolled coils is guaranteed.

3. The spray gun and the circulating pump which can move in a large range can further degrease the inner side of the cold-rolled coil conveyed in a shape like a Chinese character 'ji', so that the degreasing range and the degreasing efficiency are greatly improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion of the utility model at A in FIG. 1;

fig. 3 is a schematic structural diagram of the transmission principle diagram of the utility model.

In the figure, 1, tensioning an upper roller; 2. tensioning the lower roller; 3. mounting a bracket; 4. a degreasing box; 5. a drive roll; 6. a feed roll; 7. a discharging roller; 8. a lift cylinder; 9. a circulation pump; 10. a drive box; 11. a screw rod; 12. a lead screw slide seat; 13. an optical axis; 14. a spray gun; 15. a first servo motor; 16. a driving gear; 17. a driven gear; 18. a drive pulley; 19. a first driven pulley; 20. a second driven pulley.

Detailed Description

The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.

Referring to fig. 1 to 3, an embodiment of the present invention provides a multiple spray degreasing device for a cold-rolled coil, including a plurality of tensioning units for tensioning the cold-rolled coil and a degreasing box 4, wherein the degreasing box 4 is provided with a feeding port and a discharging port, a rotatable feeding roller 6 corresponding to the feeding port and a rotatable discharging roller 7 corresponding to the discharging port are disposed inside the degreasing box 4, a rotatable driving roller 5 is disposed inside the degreasing box 4, a first gap is formed between the driving roller 5 and the feeding roller 6, a second gap is formed between the driving roller 5 and the discharging roller 7, the feeding roller 6 and the discharging roller 7 are symmetrically disposed with respect to the driving roller 5, a degreasing agent is disposed inside the degreasing box 4, a liquid level of the degreasing agent is located above a central axis of the driving roller 5, and a liquid level of the degreasing agent is lower than a highest point of the driving roller 5.

The cold-rolled coil passes through the degreasing agent after passing through the driving roller 5, degreasing of the cold-rolled coil is completed after the cold-rolled coil passes through the degreasing agent, the first gap and the second gap provide a falling space for the degreasing agent attached to the cold-rolled coil, and influence on subsequent processing caused by excessive residual of the degreasing agent is avoided.

A plurality of spray guns 14 are arranged between the driving roller 5 and the feeding roller 6, liquid spraying ports of the spray guns 14 face one side of the feeding roller 6 or the discharging roller 7, a circulating pump 9 used for pumping a degreasing agent to a liquid inlet of the spray guns 14 is arranged on the outer side of the degreasing box 4, a cold-rolled coil finishes degreasing through a plurality of continuously arranged tensioning units, the feeding roller 6, the driving roller 5 and the discharging roller 7 in sequence, and the cold-rolled coil is divided into a plurality of shapes inside the degreasing box 4.

The quantity of tensioning unit is two and the symmetry sets up, the tensioning unit is including setting up rotatable tensioning roller 1 on installing support 3 and setting up rotatable tensioning lower roll 2 on installing support 3, cold-rolled coil stock is S type distribution when the tensioning unit, the interval of two tensioning lower rolls 2 is greater than the interval of two tensioning roller 1, the setting of tensioning unit makes and keeps the tensioning state with each roller all the time in order to guarantee cold-rolled coil stock in the transportation, because drive roll 5 has partly to be located degreasing agent liquid level once, if cold-rolled coil stock not the tensioning then can with the drive roll 5 between the clearance appears, the degreasing agent can become emollient on the contrary and make drive roller 5 skid, and then cause adverse effect to the steady transportation of cold-rolled coil stock.

The degreasing box 4 outside is provided with first servo motor 15, first servo motor 15's output shaft passes through the shaft coupling and is connected with drive roll 5, be provided with driving gear 16 on the drive roll 5, the degreasing box 4 outside is provided with rotatable connecting axle, be provided with driven gear 17 on the connecting axle, driven gear 17 meshes with driving gear 16, be provided with driving pulley 18 on the connecting axle, be provided with first driven pulley 19 and second driven pulley 20 on the feed roller 6, be provided with the third driven pulley on the discharge roller 7, first driven pulley 19 is connected with driving pulley 18 transmission through first belt, second driven pulley 20 is connected with the third driven pulley transmission through the second belt.

And starting the first servo motor 15, and realizing the one-way transportation of the cold-rolled coil materials under the transmission of the driving gear 16, the driven gear 17, the driving belt pulley 18, the first driven belt pulley 19, the second driven belt pulley 20 and the third driven belt pulley.

The inside drive case 10 that is provided with of degrease case 4, degrease 4 tops in case are provided with lift cylinder 8, lift cylinder 8's piston rod end stretches into degrease 4 insides and is connected with drive case 10, be provided with rotatable lead screw 11 in the drive case 10, be provided with drive lead screw 11 pivoted second servo motor on the drive case 10, be provided with lead screw slide 12 on the lead screw 11, be provided with many optical axes 13 in the drive case 10, lead screw slide 12 and optical axis 13 sliding connection, lead screw slide 12 bottom is provided with the connecting plate that stretches out drive case 10, the quantity of spray gun 14 is two and the symmetry is installed on the connecting plate.

The cold-rolled coil material is degreased when passing through the position below the liquid level of the degreasing agent in the conveying process of the driving roll 5, the circulating pump 9 pumps a small part of the degreasing agent 4 from the degreasing tank 4 and conveys the small part of the degreasing agent 4 into the spray gun 14 to atomize the part of the degreasing agent, the degreasing agent can be atomized by adopting the conventional compressor, air pressure reducing valve and the like, the details are omitted, the circulating pump 9 is connected with the spray gun 14 through a pipeline, a person skilled in the art can easily realize that the stable connection between the spray gun 14 and the circulating pump 9 is ensured in the moving process of the spray gun 14, the details are omitted, and the liquid level of the degreasing agent is always positioned above the central axis of the driving roll 5 in the circulating flow process of the degreasing agent.

If the spray gun 14 is not arranged, the inner side of the tensioned cold-rolled coil is only degreased at the liquid level of the degreasing agent above the central axis of the driving roll 5, the conveying speed of the cold-rolled coil needs to be slow, and the degreasing efficiency is reduced.

The degreaser after the spray gun 14 sprays atomizing can carry out further degrease to several style of calligraphy transported cold rolling coil stock inboards, and spray gun 14 reciprocating motion and lift have improved degrease scope and degrease efficiency greatly.

The foregoing is illustrative of the preferred embodiments of this invention, and it is to be understood that the utility model is not limited to the precise form disclosed herein and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the concept as disclosed herein, either as described above or as apparent to those skilled in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A multi-spraying degreasing device for cold-rolled coil materials comprises a plurality of tensioning units used for tensioning the cold-rolled coil materials and a degreasing box (4), wherein a feeding port and a discharging port are formed in the degreasing box (4), the multi-spraying degreasing device is characterized in that a rotatable feeding roller (6) corresponding to the feeding port and a rotatable discharging roller (7) corresponding to the discharging port are arranged in the degreasing box (4), a rotatable driving roller (5) is arranged in the degreasing box (4), a first gap is formed between the driving roller (5) and the feeding roller (6), a second gap is formed between the driving roller (5) and the discharging roller (7), the feeding roller (6) and the discharging roller (7) are symmetrically arranged relative to the driving roller (5), a degreasing agent is arranged in the degreasing box (4), the liquid level of the degreasing agent is located above the central axis of the driving roller (5), a plurality of spray guns (14) are arranged between the driving roller (5) and the feeding roller (6), the liquid spraying port of the spray gun (14) faces one side of the feeding roller (6) or the discharging roller (7), a circulating pump (9) used for pumping the degreasing agent to a liquid inlet of the spray gun (14) is arranged outside the degreasing box (4), the cold-rolled coil material finishes degreasing through a plurality of continuously arranged tensioning units, the feeding roller (6), the driving roller (5) and the discharging roller (7), and the cold-rolled coil material is divided into several shapes inside the degreasing box (4).

2. The multiple spray degreasing device for the cold-rolled coil stock as claimed in claim 1, wherein the number of the tensioning units is two and the tensioning units are symmetrically arranged, each tensioning unit comprises an upper tensioning roller (1) which is rotatably arranged on the mounting bracket (3) and a lower tensioning roller (2) which is rotatably arranged on the mounting bracket (3), the cold-rolled coil stock is distributed in an S shape when passing through the tensioning units, and the distance between the two lower tensioning rollers (2) is greater than that between the two upper tensioning rollers (1).

3. The multi-spray degreasing device for cold-rolled coil stock according to claim 1, wherein the liquid level of the degreasing agent is lower than the highest point of the driving roll (5).

4. The multiple spray degreasing device for cold rolled coil stock as claimed in claim 1, the degreasing box (4) outside is provided with first servo motor (15), the output shaft of first servo motor (15) passes through the shaft coupling and is connected with drive roll (5), be provided with driving gear (16) on drive roll (5), the degreasing box (4) outside is provided with rotatable connecting axle, be provided with driven gear (17) on the connecting axle, driven gear (17) and driving gear (16) meshing, be provided with driving pulley (18) on the connecting axle, be provided with first driven pulley (19) and second driven pulley (20) on feed roll (6), be provided with third driven pulley on ejection of compact roller (7), first driven pulley (19) are connected with driving pulley (18) transmission through first belt, second driven pulley (20) are connected with third driven pulley transmission through the second belt.

5. The multi-spraying degreasing device for the cold-rolled coil stock as recited in claim 1, wherein a driving box (10) is arranged inside the degreasing box (4), a lifting cylinder (8) is arranged on the top of the degreasing box (4), the end of a piston rod of the lifting cylinder (8) extends into the degreasing box (4) and is connected with the driving box (10), a rotatable lead screw (11) is arranged in the driving box (10), a second servo motor for driving the lead screw (11) to rotate is arranged on the driving box (10), a lead screw sliding seat (12) is arranged on the lead screw (11), a plurality of optical shafts (13) are arranged in the driving box (10), the lead screw sliding seat (12) is slidably connected with the optical shafts (13), a connecting plate extending out of the driving box (10) is arranged at the bottom of the lead screw sliding seat (12), and two spray guns (14) are symmetrically arranged on the connecting plate.