Repairing device for rolling mill side guide plate sliding seat positioning groove

Abstract

The utility model provides a repairing device for a rolling mill side guide plate sliding seat positioning groove, which belongs to the technical field of rolling mill stand repairing and comprises a bottom plate, universal wheels are mounted at four corners of the bottom surface of the bottom plate through bolts, and a working groove is formed in the center of the upper surface of the bottom plate; when the device is used, the bottom plate is pushed to the rolling mill side guide plate sliding seat positioning groove, the through hole in the bottom plate is located over the rolling mill side guide plate sliding seat positioning groove, then the first motor is started, the first motor drives the first lead screw to rotate, the first lead screw drives the transverse rod to move left and right, the second motor is started, the second motor drives the second lead screw to rotate, and the transverse rod drives the transverse rod to move left and right. The second lead screw drives the sliding block to move inwards and outwards until the rotary file is located above the working part of the positioning groove of the rolling mill side guide plate sliding seat, then the electric telescopic rod is started, the electric telescopic rod drives the straight grinding machine to move downwards until the rotary file makes contact with the to-be-repaired position, the straight grinding machine is started, the straight grinding machine drives the rotary file to rotate, and the rotary file repairs the to-be-repaired area. And the operation is simple and convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of rolling mill frame repair, in particular to a repair device for a rolling mill side guide plate slide seat positioning groove. Background Art

[0002] As the immovable basic parts of the rolling mill, the large hot rolling mill frame has a huge volume with each frame weighing more than 100 tons. During the long-term rolling operation, the rolling force, mechanical vibration, water vapor corrosion, heat radiation and other factors will cause the specially designed functional structure to wear and lose its due mechanical precision.

[0003] For example, in the prior art, a Chinese patent with a patent publication number of CN211939724U discloses a repair device for a positioning groove of a side guide slide of a rolling mill. After the device is surfacing, the repair tool is used, and the existing frame structure is used as the positioning and measurement reference of the groove to be repaired, and the side wall of the welded groove is accurately processed on site. The milling feed is manually pushed, so that the side wall of the groove is accurately processed and corrected, so as to realize online accuracy recovery of the same type of rolling mill;

[0004] However, the device cannot cool the rotary file. In the case of long-term use, the rotary file is prone to overheating and damage, which affects the service life of the rotary file. Therefore, a repair device for the positioning groove of the side guide slide seat of a rolling mill is designed to solve the above problem. Utility Model Content

[0005] The utility model aims to solve the problems existing in the above-mentioned background technology and proposes a repairing device for the positioning groove of the side guide plate slide seat of a rolling mill.

[0006] The technical problem to be solved by the utility model is to provide a repairing device for the positioning groove of the side guide plate slide seat of a rolling mill, which is simple and convenient to operate, convenient for cooling the rotary file, and ensures the service life of the rotary file, and has high practicality.

[0007] The technical problem to be solved by the utility model is to provide a repair device for the positioning groove of the side guide plate slide seat of a rolling mill, comprising a base plate, universal wheels are installed at four corners of the bottom surface of the base plate by bolts, a working groove is opened in the center of the upper surface of the base plate, a first motor is fixedly arranged on the left surface of the base plate, a first screw rod is installed at the output end of the first motor, a cross bar is threadedly arranged on the first screw rod, mounting plates are fixedly arranged on both inner and outer sides of the bottom surface of the cross bar, a second motor is fixedly arranged on the outer mounting plate, a second screw rod is fixedly arranged at the output end of the second motor, a slider 1 is threadedly connected to the second screw rod, an electric telescopic rod is fixedly arranged at the bottom of the slider 1, a straight grinder is installed at the output end of the electric telescopic rod, a rotary file is fixedly arranged at the output end of the straight grinder, and a cooling component is installed on the outer surface of the slider 1.

[0008] Preferably, the side length of the working groove is not less than the side length of the positioning groove of the rolling mill side guide slide.

[0009] Preferably, slide grooves are provided on both left and right sides of the working groove, and sliders 2 are integrally formed at both left and right ends of the cross bar, and the sliders 2 match the slide grooves, and the sliders 2 slide in the slide grooves.

[0010] Preferably, the top of the slider 1 is polished, and the top surface of the slider 1 is attached to the bottom surface of the crossbar.

[0011] Preferably, a brake pad is provided on the universal wheel.

[0012] Preferably, the cooling component includes a water tank, a water inlet, a drain pipe, an annular tube, a through hole and a water pump. The water tank is fixedly arranged on the side of the slider, a water inlet is penetrated through the center of the upper surface of the water tank, a water pump is fixedly arranged on the inner bottom of the water tank, a drain pipe is fixedly arranged on the output end of the water pump, an annular tube is fixedly arranged on the bottom of the drain pipe, and a through hole is penetrated through the inner surface of the annular tube.

[0013] Preferably, the annular tube is sleeved on the rotary file.

[0014] Preferably, the through hole is toward the lower center bottom of the annular tube.

[0015] Compared with the prior art, the utility model has at least the following beneficial effects:

[0016] 1. When the utility model is used, after surfacing, when repairing the positioning groove of the rolling mill side guide slide seat, the bottom plate is pushed to the positioning groove of the rolling mill side guide slide seat, and the through hole on the bottom plate is directly above the positioning groove of the rolling mill side guide slide seat, and then the first motor is turned on, the first motor drives the first screw rod to rotate, and the first screw rod drives the cross bar to move left and right, and the second motor is turned on, the second motor drives the second screw rod to rotate, and the second screw rod drives the slider to move inward and outward until the rotary file is above the working part of the positioning groove of the rolling mill side guide slide seat, and then the electric telescopic rod is turned on, and the electric telescopic rod drives the straight grinder to move downward until the rotary file contacts the part to be repaired, and the straight grinder is turned on, and the straight grinder drives the rotary file to rotate, and the rotary file repairs the area to be repaired, and the operation is simple and convenient.

[0017] 2. The utility model is provided with a cooling component. Water is added into the water tank through the water inlet, and then the water pump is turned on. The water pump draws the water in the water tank to the outlet pipe, and then enters into the annular pipe and is discharged from the through hole. The discharged water is sprayed on the contact point between the rotary file and the positioning groove of the guide plate slide seat of the rolling mill, so as to achieve the effect of cooling the rotary file and prevent the rotary file from being damaged by over-high temperature. The sprayed water can prevent the rotary file from generating dust when repairing the positioning groove of the guide plate slide seat of the rolling mill, thereby ensuring the health of the workers. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the specific implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the specific implementation or the prior art description. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0019] Figure 1 It is a three-dimensional schematic diagram of the overall structure of the utility model.

[0020] Figure 2 It is a three-dimensional schematic diagram of the local structure of the utility model.

[0021] Figure 3 It is a schematic diagram of the three-dimensional structure of the cooling component of the utility model.

[0022] Figure 4 It is a schematic diagram of the partial structural section of the cooling component of the utility model.

[0023] [reference numerals]

[0024] 1. Bottom plate; 101. Working groove; 102. Slide groove; 2. Universal wheel; 3. First motor; 4. First screw rod; 5. Cross bar; 501. Slider 2; 6. Mounting plate; 7. Second motor; 8. Second screw rod; 9. Slider 1; 10. Electric telescopic rod; 11. Straight grinder; 12. Rotary file; 13. Water tank; 1301. Water inlet; 1302. Drain pipe; 1303. Ring pipe; 1304. Through hole; 1305. Water pump. DETAILED DESCRIPTION

[0025] Example:

[0026] like Figure 1-Figure 4As shown, an embodiment of the utility model provides a repair device for the positioning groove of a side guide plate slide seat of a rolling mill, comprising a base plate 1, universal wheels 2 are installed at four corners of the bottom surface of the base plate 1 by bolts, a working groove 101 is opened in the center of the upper surface of the base plate 1, a first motor 3 is fixedly arranged on the left surface of the base plate 1, a first screw rod 4 is installed at the output end of the first motor 3, a cross bar 5 is threadedly arranged on the first screw rod 4, mounting plates 6 are fixedly arranged on both inner and outer sides of the bottom surface of the cross bar 5, a second motor 7 is fixedly arranged on the outer mounting plate 6, a second screw rod 8 is fixedly arranged at the output end of the second motor 7, a slider 9 is threadedly connected to the second screw rod 8, an electric telescopic rod 10 is fixedly arranged at the bottom of the slider 9, a straight grinder 11 is installed at the output end of the electric telescopic rod 10, a rotary file 12 is fixedly arranged at the output end of the straight grinder 11, and a cooling component is installed on the outer surface of the slider 9.

[0027] During actual use, after surfacing, when repairing the positioning groove of the rolling mill side guide slide seat, the bottom plate 1 is pushed to the positioning groove of the rolling mill side guide slide seat, and the working groove 101 on the bottom plate 1 is directly above the positioning groove of the rolling mill side guide slide seat, and then the first motor 3 is turned on, the first motor 3 drives the first screw rod 4 to rotate, and the first screw rod 4 drives the cross bar 5 to move left and right, and the second motor 7 is turned on, the second motor 7 drives the second screw rod 8 to rotate, and the second screw rod 8 drives the slider 9 to move inward and outward until the rotary file 12 is above the working part of the positioning groove of the rolling mill side guide slide seat, and then the electric telescopic rod 10 is turned on, and the electric telescopic rod 10 drives the straight grinder 11 to move downward until the rotary file 12 contacts the area to be repaired, and the straight grinder 11 is turned on, and the straight grinder 11 drives the rotary file 12 to rotate, and the rotary file 12 repairs the area to be repaired, which is simple and convenient to operate.

[0028] In this embodiment, the side length of the working groove 101 is not less than the side length of the positioning groove of the side guide plate slide of the rolling mill, so that the working groove 101 can be easily sleeved thereon.

[0029] In this embodiment, sliding grooves 102 are opened on the left and right sides of the working groove 101, and sliders 501 are integrally formed on the left and right ends of the cross bar 5, and the sliders 501 match the sliding grooves 102. The sliders 501 slide in the sliding grooves 102. By sliding the sliders 501 in the sliding grooves 102, the stability of the cross bar 5 when sliding left and right in the working groove 101 is ensured.

[0030] In this embodiment, the top of the slider 9 is polished to reduce the friction between the slider 9 and the cross bar 5, and the top surface of the slider 9 is attached to the bottom surface of the cross bar 5 to prevent the slider 9 from rotating when the second screw 8 rotates.

[0031] In this embodiment, a brake pad is provided on the universal wheel 2 to facilitate limiting the position of the base plate 1 .

[0032] In this embodiment, the cooling component includes a water tank 13, a water inlet 1301, a drain pipe 1302, an annular pipe 1303, a through hole 1304 and a water pump 1305. The water tank 13 is fixedly arranged on the side of the slider 9. The water inlet 1301 is penetrated through the center of the upper surface of the water tank 13. The water pump 1305 is fixedly arranged on the inner bottom of the water tank 13. The drain pipe 1302 is fixedly arranged on the output end of the water pump 1305. The bottom of the drain pipe 1302 is fixedly arranged with an annular pipe 1303. The inner surface of the annular pipe 1303 is penetrated with a through hole 1304.

[0033] In this embodiment, the annular tube 1303 is sleeved on the rotary file 12 , so that the water sprayed from the through hole 1304 of the annular tube 1303 can cool down the rotary file 12 .

[0034] In this embodiment, the through hole 1304 faces the central bottom of the annular tube 1303, so that the water sprayed from the through hole 1304 can be sprayed on the contact point between the rotary file 12 and the positioning groove of the rolling mill side guide slide, further ensuring the cooling effect.

[0035] By providing a cooling component, water is added into the water tank 13 through the water inlet 1301, and then the water pump 1305 is turned on. The water pump 1305 pumps the water in the water tank 13 to the outlet pipe 1302, and then enters the annular pipe 1303, and is discharged from the through hole 1304. The discharged water is sprayed on the contact point between the rotary file 12 and the rolling mill guide slide seat positioning groove, thereby achieving the effect of cooling the rotary file 12 and preventing the rotary file 12 from being damaged by overheating. In addition, the sprayed water can prevent the rotary file 12 from generating dust when repairing the rolling mill guide slide seat positioning groove, thereby ensuring the health of the workers.

[0036] The above are only preferred implementations of the utility model. It should be pointed out that for those skilled in the art, several modifications and improvements can be made without departing from the concept of the utility model. These should also be regarded as the protection scope of the utility model. These will not affect the effect of the implementation of the utility model and the practicality of the patent.

Claims

1. A repair device for a rolling mill side guide slide seat positioning groove, characterized in that: The invention comprises a bottom plate (1), wherein universal wheels (2) are installed at four corners of the bottom surface of the bottom plate (1) by bolts, a working groove (101) is provided in the center of the upper surface of the bottom plate (1), a first motor (3) is fixedly arranged on the left surface of the bottom plate (1), a first screw rod (4) is installed at the output end of the first motor (3), a cross rod (5) is threadedly arranged on the first screw rod (4), mounting plates (6) are fixedly arranged on both inner and outer sides of the bottom surface of the cross rod (5), a second motor (7) is fixedly arranged on the outer side of the mounting plate (6), a second screw rod (8) is fixedly arranged at the output end of the second motor (7), a slider (9) is threadedly connected to the second screw rod (8), an electric telescopic rod (10) is fixedly arranged at the bottom of the slider (9), a straight grinder (11) is installed at the output end of the electric telescopic rod (10), a rotary file (12) is fixedly arranged at the output end of the straight grinder (11), and a cooling component is installed on the outer surface of the slider (9).

2. The repairing device for the positioning groove of the side guide slide of a rolling mill according to claim 1, characterized in that: The side length of the working groove (101) is not less than the side length of the positioning groove of the guide plate slide seat on the rolling mill side.

3. The repairing device for the positioning groove of the side guide slide of a rolling mill according to claim 2, characterized in that: The working groove (101) is provided with a slide groove (102) on both the left and right sides thereof, and the left and right ends of the cross bar (5) are integrally provided with a second slide block (501), and the second slide block (501) matches the slide groove (102), and the second slide block (501) slides in the slide groove (102).

4. The repairing device for the positioning groove of the side guide slide of a rolling mill according to claim 3, characterized in that: The top of the slider (9) is polished, and the top surface of the slider (9) is attached to the bottom surface of the crossbar (5).

5. The repairing device for the positioning groove of the side guide slide of a rolling mill according to claim 4, characterized in that: The universal wheel (2) is provided with a brake pad.

6. The repairing device for the positioning groove of the side guide slide of a rolling mill according to claim 1, characterized in that: The cooling component comprises a water tank (13), a water inlet (1301), a drain pipe (1302), an annular tube (1303), a through hole (1304) and a water pump (1305); the water tank (13) is fixedly arranged on the side of the slider (9); the water inlet (1301) is penetrated through the center of the upper surface of the water tank (13); the water pump (1305) is fixedly arranged on the inner bottom of the water tank (13); the drain pipe (1302) is fixedly arranged on the output end of the water pump (1305); the bottom of the drain pipe (1302) is fixedly arranged with an annular tube (1303); and the inner surface of the annular tube (1303) is penetrated with a through hole (1304).

7. The repairing device for the positioning groove of the side guide slide of a rolling mill according to claim 6, characterized in that: The annular tube (1303) is sleeved on the rotary file (12).

8. The repairing device for the positioning groove of the side guide slide seat of a rolling mill according to claim 7, characterized in that: The through hole (1304) faces the central bottom of the annular tube (1303).

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