Roll adjusting mechanism of roll grinder

Abstract

The utility model relates to the technical field of roller adjustment, in particular to a roller adjusting mechanism of a roller grinding machine, which is convenient for adjusting the heights of rollers with different diameters and lengths, is convenient for cleaning roller heads of the rollers, and improves the subsequent roller grinding quality. Comprising a distance adjusting mechanism. The device further comprises two lifting mechanisms, a driving mechanism, two supporting mechanisms, two cleaning position adjusting mechanisms and two cleaning mechanisms, the two lifting mechanisms are installed on the distance adjusting mechanism, the driving mechanism is installed on the two lifting mechanisms, the two supporting mechanisms are installed on the lifting mechanisms, and the two cleaning position adjusting mechanisms are installed on the two cleaning mechanisms. The two cleaning position adjusting mechanisms are installed on the two lifting mechanisms, the two cleaning mechanisms are installed on the two cleaning position adjusting mechanisms, and the distance between the two lifting mechanisms and the distance between the two supporting mechanisms can be conveniently adjusted through the distance adjusting mechanism.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of roller adjustment, in particular to a roller grinding machine roller adjusting mechanism. BACKGROUND

[0002] The roller grinding machine is a device for processing rollers, and is mainly used for repairing, grinding and polishing the rollers. The roller is a commonly used tool in the metal processing process, and is used for plastic deformation of materials such as metal blocks or plates in a rolling mill. Due to long-term use or wear during use, the roller surface may be worn, dented or cracked, which will affect the rolling quality and processing efficiency. Therefore, in order to restore the surface quality and geometric shape of the roller, the roller grinding machine is needed for repair and grinding.

[0003] In the existing roller adjustment technology, for example, the prior art with the application number CN202322447092.5, including base, chassis, adjusting frame, damping shock absorber, bracket, transmission shell, motor, worm wheel, threaded rod, threaded groove, worm and sliding groove, etc. The driving gear and the driven gear are driven to rotate by the driving gear and the belt. The driving gear and the driven gear are driven to rotate by the connecting rod, and the worm is synchronously rotated. The worm is rotated to drive the worm wheel to rotate, and the worm wheel is synchronously rotated to control the adjusting frame to lift, and the roller lifted on the bracket is lifted to the height of the headstock and the tailstock of the grinding machine.

[0004] However, the existing technology is not convenient for adjusting and supporting the roller with different diameter and length of the roller head, which reduces the practicability, and the impurities on the roller head will affect the quality of the roller polishing. INVENTION CONTENTS

[0005] To solve the above technical problems, the utility model provides a roller grinding machine roller adjusting mechanism which is convenient for adjusting the height of the roller with different diameter and length, and convenient for cleaning the roller head, and improves the quality of subsequent roller polishing.

[0006] The utility model discloses a kind of roller grinding machine roller adjusting mechanism, including spacing adjustment mechanism;Still including two lifting mechanisms, driving mechanism, two support mechanisms, two cleaning position adjusting mechanisms and two cleaning mechanisms, two lifting mechanisms are installed on spacing adjustment mechanism, driving mechanism is installed on two lifting mechanisms, two support mechanisms are installed on lifting mechanism, two cleaning position adjusting mechanisms are installed on two lifting mechanisms, two cleaning mechanisms are installed on two cleaning position adjusting mechanisms, the spacing of two lifting mechanisms and two support mechanisms is adjusted by spacing adjustment mechanism, the height of roller is adjusted by driving mechanism driving lifting mechanism, support mechanism supports different diameter size roller, cleaning position adjusting mechanism is convenient for adjusting the position of cleaning mechanism, and cleaning mechanism cleans the roll head of roller;The spacing of two lifting mechanisms and two support mechanisms is adjusted by spacing adjustment mechanism, and then support mechanism can support different length size roller, the height of roller is adjusted by driving mechanism driving lifting mechanism, support mechanism supports different diameter size roller, cleaning position adjusting mechanism is convenient for adjusting the position of cleaning mechanism, so that cleaning mechanism can clean the roll head of roller, improve the quality of later roller polishing.

[0007] Preferably, the spacing adjustment mechanism includes an adjusting plate, a first bidirectional screw and two first sliding blocks. The adjusting plate is provided with a sliding groove. The first bidirectional screw is rotatably installed in the sliding groove of the adjusting plate. The two first sliding blocks are slidably installed in the sliding groove of the adjusting plate. The first bidirectional screw is provided with a bidirectional thread. The two first sliding blocks are threadedly matched with the first bidirectional screw. By rotating the first bidirectional screw, the two first sliding blocks are relatively slid in the sliding groove of the adjusting plate due to the thread relationship, and the spacing of the lifting mechanism and the support mechanism is adjusted, so that the support mechanism can support rollers of different lengths.

[0008] Preferably, the lifting mechanism includes a sliding sleeve, a sliding box, a lifting screw, a first bevel gear and a second bevel gear. The two lifting mechanisms are installed on the two first sliding blocks. The sliding sleeve is installed on the first sliding block. The sliding box is slidably installed in the sliding sleeve. The lifting screw is rotatably installed in the sliding sleeve. The lifting screw is threadedly matched with the sliding box. The first bevel gear is installed on the lifting screw. The second bevel gear is rotatably installed on the inner wall of the sliding sleeve through a rotating shaft. The first bevel gear is meshed with the second bevel gear. By rotating the second bevel gear through the driving mechanism, the lifting screw is rotated through the meshing relationship, and the sliding box is slid in the sliding sleeve through the thread relationship, and the height of the support mechanism is adjusted, so that the height of the roller is adjusted.

[0009] Preferably, the driving mechanism comprises two driving rods, a driving sleeve, a rotating base, a first gear, a second gear and a first motor, the two driving rods are rotatably installed on the sliding sleeves of the two lifting mechanisms respectively, the two driving rods are connected with the rotating shafts of the two second bevel gears, the rotating base is installed on the adjusting plate, the driving sleeve is rotatably installed in the rotating base, the two driving rods are slidably installed in the driving sleeve, the first gear is installed on one driving rod, the second gear is rotatably installed on the outer wall of one sliding sleeve, the first motor is installed on the side wall of the sliding sleeve through a motor bracket, the output end of the first motor is connected with the second gear, and the second gear is in meshing connection with the first gear; the second gear is driven to rotate by the first motor, the second bevel gear is driven to rotate through the meshing relationship and the transmission of the driving sleeve, the lifting lead screw is driven to rotate through the meshing relationship, the sliding box is driven to slide in the sliding sleeve through the threaded relationship, and then the height of the supporting mechanism is adjusted, so that the height of the roller is adjusted.

[0010] Preferably, the supporting mechanism comprises a sliding way, a second bidirectional lead screw, two second sliding blocks, two supporting plates, two first supporting rollers and a second supporting roller, the two supporting mechanisms are installed at the top ends of the two sliding boxes, the sliding way is installed at the top end of the sliding box, the second bidirectional lead screw is rotatably installed in the sliding way, the two second sliding blocks are slidably installed in the sliding way, the second bidirectional lead screw is provided with bidirectional threads, the two second sliding blocks are in threaded connection with the second bidirectional lead screw, the two supporting plates are installed on the two second sliding blocks, the two first supporting rollers are rotatably installed on the two supporting plates, the sliding way is provided with a mounting seat, and the second supporting roller is rotatably installed on the mounting seat; the roller head of the roller is supported and limited by the two first supporting rollers and the second supporting roller, the two second sliding blocks are driven to move towards each other due to the threaded connection when the second bidirectional lead screw is rotated, and then the distance between the two first supporting rollers is adjusted, so that the first supporting roller and the second supporting roller can support the roller heads with different diameters, and the practicality is improved.

[0011] Preferably, the cleaning position adjusting mechanism comprises a sliding seat, an adjusting seat, a guide rod, two first connecting rods, two second connecting rods, two mounting blocks, a second screw rod and a second motor, the sliding seat is installed on the side wall of the sliding box, the guide rod is slidingly installed on the sliding seat, the adjusting seat is installed on the guide rod, one end of the two first connecting rods is rotatably installed on the side wall of the sliding box, one end of the two second connecting rods is rotatably installed on the adjusting seat, the other end of the two first connecting rods is rotatably installed on the two mounting blocks, the other end of the two second connecting rods is rotatably installed on the two mounting blocks, one end of the second screw rod is rotatably installed on one mounting block, the second screw rod is in threaded connection with the other mounting block, the second motor is installed on the mounting block, and the output end of the second motor is connected with the second screw rod; the second motor is turned on to drive the second screw rod to rotate, the distance between the two mounting blocks is adjusted through the threaded connection, the first connecting rods and the second connecting rods are driven to rotate, the adjusting seat is driven to move relative to the sliding box, and the guide rod is driven to slide on the sliding seat, so that the position of the cleaning mechanism is adjusted.

[0012] Preferably, the cleaning mechanism comprises a lower cleaning air pipe, an upper cleaning air pipe, a nozzle and a high-pressure air pump, the lower cleaning air pipe is installed at the top end of the adjusting seat, the upper cleaning air pipe is rotatably installed on the lower cleaning air pipe, the lower cleaning air pipe and the upper cleaning air pipe are connected through a soft air conveying pipe, the nozzles are installed on the soft air conveying pipes of the lower cleaning air pipe and the upper cleaning air pipe, the high-pressure air pump is installed at the bottom end of the adjusting seat, and the air outlet end of the high-pressure air pump is connected with the soft air conveying pipe; the high-pressure air pump is turned on to add gas into the soft air conveying pipes of the upper cleaning air pipe and the nozzle, and then the impurities and iron filings on the roll head are cleaned through the nozzles, so that the quality of subsequent roll grinding is improved.

[0013] Compared with the prior art, the utility model has the advantages that: the interval adjusting mechanism is convenient for adjusting the interval of the two lifting mechanisms and the two supporting mechanisms, so that the supporting mechanism can support the rollers with different lengths, the driving mechanism drives the lifting mechanism to adjust the height of the roller, the supporting mechanism supports the rollers with different diameters, the cleaning position adjusting mechanism adjusts the position of the cleaning mechanism, so that the cleaning mechanism can clean the roll head of the roller, and the quality of subsequent roll grinding is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is the first axonometric structure schematic diagram of the utility model;

[0015] Figure 2 is the second axonometric structure schematic diagram of the utility model;

[0016] Figure 3 is the third axonometric structure schematic diagram of the utility model;

[0017] Figure 4Is the fourth axis measurement structure schematic diagram of the utility model;

[0018] Figure 5 Is the front view cross section structure schematic diagram of the utility model;

[0019] Figure 6 Is the front view cross section axis measurement structure schematic diagram of the utility model;

[0020] Marked in the drawing: 01, interval adjusting mechanism;11, adjusting plate;12, first bidirectional screw;13, first sliding block;02, lifting mechanism;21, sliding sleeve;22, sliding box;23, lifting screw;24, first bevel gear;25, second bevel gear;03, drive mechanism;31, drive rod;32, drive sleeve;33, rotating seat;34, first gear;35, second gear;36, first motor;04, support mechanism;41, slide;42, second bidirectional screw;43, second sliding block;44, support plate;45, first support roller;46, second support roller;05, cleaning position adjusting mechanism;51, sliding seat;52, adjusting seat;53, guide rod;54, first connecting rod;55, second connecting rod;56, second screw;57, second motor;58, mounting block;06, cleaning mechanism;61, cleaning lower air pipe;62, cleaning upper air pipe;63, nozzle;64, high pressure air pump. DETAILED DESCRIPTION

[0021] In order to facilitate understanding of the utility model, the utility model will be described more fully below with reference to the relevant drawings. The utility model can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive. Embodiment 1

[0022] As Figures 4 to 6 Shown, a roll adjusting mechanism of roll grinder, including interval adjusting mechanism 01, still including two lifting mechanisms 02, drive mechanism 03, two support mechanisms 04, two cleaning position adjusting mechanisms 05 and two cleaning mechanisms 06, two lifting mechanisms 02 are installed on interval adjusting mechanism 01, drive mechanism 03 is installed on two lifting mechanisms 02, two support mechanisms 04 are installed on lifting mechanism 02, two cleaning position adjusting mechanisms 05 are installed on two lifting mechanisms 02, two cleaning mechanisms 06 are installed on two cleaning position adjusting mechanisms 05;

[0023] The interval adjusting mechanism 01 is used for adjusting the interval of the two lifting mechanisms 02 and the two supporting mechanisms 04, the driving mechanism 03 is used for driving the lifting mechanism 02 to adjust the height of the roller, the supporting mechanism 04 is used for supporting the rollers with different diameters, and the cleaning position adjusting mechanism 05 is used for adjusting the position of the cleaning mechanism 06, so that the roller head is cleaned by the cleaning mechanism 06.

[0024] The interval adjusting mechanism 01 comprises an adjusting plate 11, a first bidirectional screw rod 12 and two first sliding blocks 13, the adjusting plate 11 is provided with a sliding groove, the first bidirectional screw rod 12 is rotatably installed in the sliding groove of the adjusting plate 11, and the two first sliding blocks 13 are slidably installed in the sliding groove of the adjusting plate 11; the first bidirectional screw rod 12 is provided with a bidirectional thread, and the two first sliding blocks 13 are threadedly matched with the first bidirectional screw rod 12.

[0025] The lifting mechanism 02 comprises a sliding sleeve 21, a sliding box 22, a lifting screw rod 23, a first bevel gear 24 and a second bevel gear 25, the two lifting mechanisms 02 are installed on the two first sliding blocks 13, the sliding sleeve 21 is installed on the first sliding block 13, the sliding box 22 is slidably installed in the sliding sleeve 21, the lifting screw rod 23 is rotatably installed in the sliding sleeve 21, the lifting screw rod 23 is threadedly matched with the sliding box 22, the first bevel gear 24 is installed on the lifting screw rod 23, and the second bevel gear 25 is rotatably installed on the inner wall of the sliding sleeve 21 through a rotating shaft; the first bevel gear 24 is meshed with the second bevel gear 25.

[0026] The driving mechanism 03 comprises two driving rods 31, a driving sleeve 32, a rotating seat 33, a first gear 34, a second gear 35 and a first motor 36, the two driving rods 31 are rotatably installed on the sliding sleeves 21 of the two lifting mechanisms 02 respectively, the two driving rods 31 are connected with rotating shafts of the two second bevel gears 25, the rotating seat 33 is installed on the adjusting plate 11, the driving sleeve 32 is rotatably installed in the rotating seat 33, the two driving rods 31 are slidably installed in the driving sleeve 32, the first gear 34 is installed on one driving rod 31, the second gear 35 is rotatably installed on the outer wall of one sliding sleeve 21, the first motor 36 is installed on the side wall of the sliding sleeve 21 through a motor rack, the output end of the first motor 36 is connected with the second gear 35, and the second gear 35 is meshed with the first gear 34.

[0027] The support mechanism 04 comprises a sliding rail 41, a second bidirectional screw rod 42, two second sliding blocks 43, two support plates 44, two first support rollers 45 and a second support roller 46, the two support mechanisms 04 are installed at the top ends of the two sliding boxes 22, the sliding rail 41 is installed at the top end of the sliding box 22, the second bidirectional screw rod 42 is rotationally installed in the sliding rail 41, the two second sliding blocks 43 are slidingly installed in the sliding rail 41, the second bidirectional screw rod 42 is provided with a bidirectional thread, the two second sliding blocks 43 are threadedly matched with the second bidirectional screw rod 42, the two support plates 44 are installed on the two second sliding blocks 43, the two first support rollers 45 are rotationally installed on the two support plates 44, and the sliding rail 41 is provided with a mounting seat, and the second support roller 46 is rotationally installed on the mounting seat;

[0028] By rotating the first bidirectional screw rod 12, the two first sliding blocks 13 are relatively slid in the sliding groove of the adjusting plate 11 due to the thread relationship, and then the distance between the lifting mechanism 02 and the support mechanism 04 is adjusted, so that the support mechanism 04 can support rollers of different lengths. By turning on the first motor 36 to drive the second gear 35 to rotate, and then driving the second bevel gear 25 to rotate through the meshing relationship and the transmission of the driving sleeve 32, and then driving the lifting screw rod 23 to rotate through the meshing relationship, and then driving the sliding box 22 to slide in the sliding sleeve 21 through the thread relationship, the height of the support mechanism 04 is adjusted, so that the height of the roller is adjusted. The roller head is supported and limited by the two first support rollers 45 and the second support roller 46. By rotating the second bidirectional screw rod 42, the two second sliding blocks 43 move towards each other due to the thread relationship, and then the distance between the two first support rollers 45 is adjusted, so that the first support roller 45 and the second support roller 46 can support roller heads of different diameters, improving the practicability. Embodiment 2

[0029] As shown in Figure 2 and Figure 3 , a roller adjusting mechanism of a roller grinder, comprising a distance adjusting mechanism 01, further comprising two lifting mechanisms 02, a driving mechanism 03, two support mechanisms 04, two cleaning position adjusting mechanisms 05 and two cleaning mechanisms 06, the two lifting mechanisms 02 are installed on the distance adjusting mechanism 01, the driving mechanism 03 is installed on the two lifting mechanisms 02, the two support mechanisms 04 are installed on the lifting mechanisms 02, the two cleaning position adjusting mechanisms 05 are installed on the two lifting mechanisms 02, and the two cleaning mechanisms 06 are installed on the two cleaning position adjusting mechanisms 05;

[0030] The spacing adjustment mechanism 01 facilitates adjustment of the spacing between the two lifting mechanisms 02 and the two supporting mechanisms 04. The driving mechanism 03 drives the lifting mechanism 02 to adjust the height of the rollers. The supporting mechanism 04 supports rollers of different diameters. The cleaning position adjustment mechanism 05 facilitates adjustment of the position of the cleaning mechanism 06. The cleaning mechanism 06 cleans the roller heads of the rollers.

[0031] The cleaning position adjustment mechanism 05 includes a sliding seat 51, an adjusting seat 52, a guide rod 53, two first connecting rods 54, two second connecting rods 55, two mounting blocks 58, a second lead screw 56 and a second motor 57. The sliding seat 51 is mounted on the side wall of the sliding box 22, the guide rod 53 is slidably mounted on the sliding seat 51, the adjusting seat 52 is mounted on the guide rod 53, one end of the two first connecting rods 54 is rotatably mounted on the side wall of the sliding box 22, one end of the two second connecting rods 55 is rotatably mounted on the adjusting seat 52, the other end of the two first connecting rods 54 is rotatably mounted on the two mounting blocks 58, the other end of the two second connecting rods 55 is rotatably mounted on the two mounting blocks 58, one end of the second lead screw 56 is rotatably mounted on one mounting block 58, the second lead screw 56 is threadedly engaged with the other mounting block 58, the second motor 57 is mounted on the mounting block 58, and the output end of the second motor 57 is connected to the second lead screw 56;

[0032] The cleaning mechanism 06 includes a cleaning lower air pipe 61, a cleaning upper air pipe 62, a nozzle 63 and a high-pressure air pump 64. The cleaning lower air pipe 61 is installed at the top of the adjustment seat 52, and the cleaning upper air pipe 62 is rotatably installed on the cleaning lower air pipe 61. The cleaning lower air pipe 61 and the cleaning upper air pipe 62 are connected by a soft air pipe. The soft air pipes of the cleaning lower air pipe 61 and the cleaning upper air pipe 62 are both equipped with nozzles 63. The high-pressure air pump 64 is installed at the bottom of the adjustment seat 52, and the air outlet end of the high-pressure air pump 64 is connected to the soft air pipe.

[0033] By turning on the second motor 57 to drive the second lead screw 56 to rotate, the distance between the two mounting blocks 58 is adjusted through the threaded relationship, and then the first connecting rod 54 and the second connecting rod 55 are driven to rotate, and then the adjustment seat 52 is driven to move relative to the sliding box 22, and then the guide rod 53 is driven to slide on the sliding seat 51, so as to adjust the cleaning position of the cleaning mechanism 06, and by turning on the high-pressure air pump 64, gas is added to the soft air pipe of the cleaning upper air pipe 62 and the nozzle 63, and then sprayed out through the nozzle 63 to clean the impurities and iron filings on the roller head, thereby improving the quality of subsequent roller grinding.

[0034] like Figures 1 to 6As shown, the utility model is a roll adjustment mechanism of a roll grinder. When it is working, by rotating the first bidirectional screw 12, the two first sliders 13 are driven to slide relative to each other in the slide groove of the adjustment plate 11 due to the threaded relationship, thereby adjusting the distance between the lifting mechanism 02 and the support mechanism 04, so that the support mechanism 04 can support rolls of different lengths. By turning on the first motor 36, the second gear 35 is driven to rotate, and then the second bevel gear 25 is driven to rotate through the meshing relationship and the transmission of the drive sleeve 32, and then the lifting screw 23 is driven to rotate through the meshing relationship, and then the sliding box 22 is driven to slide in the sliding sleeve 21 through the threaded relationship, thereby adjusting the height of the support mechanism 04, thereby adjusting the height of the roll, and the roller head of the roll is supported and limited by the two first support rollers 45 and the second support rollers 46. By rotating the first motor 36, the second gear 35 is driven to rotate, and then the second bevel gear 25 is driven to rotate through the meshing relationship and the transmission of the drive sleeve 32, and then the lifting screw 23 is driven to rotate through the meshing relationship, and then the sliding box 22 is driven to slide in the sliding sleeve 21 through the threaded relationship. The two bidirectional lead screws 42 drive the two second sliders 43 to move toward each other due to the threaded relationship, thereby adjusting the distance between the two first support rollers 45, so that the first support roller 45 and the second support roller 46 can support roller heads of different diameters, thereby improving practicality. By turning on the second motor 57, the second lead screw 56 is driven to rotate, and the distance between the two mounting blocks 58 is adjusted through the threaded relationship, thereby driving the first connecting rod 54 and the second connecting rod 55 to rotate, thereby driving the adjustment seat 52 to move relative to the sliding box 22, and thereby driving the guide rod 53 to slide on the sliding seat 51, thereby adjusting the cleaning position of the cleaning mechanism 06, and by turning on the high-pressure air pump 64, gas is added to the soft air supply pipe of the cleaning upper air pipe 62 and the nozzle 63, and then sprayed out through the nozzle 63 to clean impurities and iron filings on the roller head, thereby improving the quality of subsequent roller grinding.

[0035] The first motor 36, the second motor 57 and the high-pressure air pump 64 of the utility model are purchased on the market. Technicians in this industry only need to install and operate them according to the accompanying instruction manuals without the need for creative work by technicians in this field.

[0036] The main functions achieved by the utility model are: during the roller adjustment process, it is convenient to adjust the height of rollers of different diameters and lengths, and it is convenient to clean the roller heads of the rollers, thereby improving the quality of subsequent roller grinding.

[0037] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A roll adjustment mechanism for a roll grinder, comprising a spacing adjustment mechanism (01); characterized in that: It also includes two lifting mechanisms (02), a driving mechanism (03), two supporting mechanisms (04), two cleaning position adjustment mechanisms (05) and two cleaning mechanisms (06), wherein the two lifting mechanisms (02) are mounted on the spacing adjustment mechanism (01), the driving mechanism (03) is mounted on the two lifting mechanisms (02), the two supporting mechanisms (04) are mounted on the lifting mechanisms (02), the two cleaning position adjustment mechanisms (05) are mounted on the two lifting mechanisms (02), and the two cleaning mechanisms (06) are mounted on the two cleaning position adjustment mechanisms (05); The spacing adjustment mechanism (01) is convenient for adjusting the spacing between the two lifting mechanisms (02) and the two supporting mechanisms (04); the driving mechanism (03) drives the lifting mechanism (02) to adjust the height of the roller; the supporting mechanism (04) supports rollers of different diameters; the cleaning position adjustment mechanism (05) is convenient for adjusting the position of the cleaning mechanism (06); and the cleaning mechanism (06) cleans the roller head of the roller.

2. A roll adjustment mechanism for a roll grinder according to claim 1, characterized in that: The spacing adjustment mechanism (01) includes an adjustment plate (11), a first bidirectional lead screw (12) and two first sliders (13), wherein a slide groove is provided in the adjustment plate (11), the first bidirectional lead screw (12) is rotatably installed in the slide groove of the adjustment plate (11), the two first sliders (13) are slidably installed in the slide groove of the adjustment plate (11), the first bidirectional lead screw (12) is provided with a bidirectional thread, and the two first sliders (13) are threadedly matched with the first bidirectional lead screw (12).

3. A roll adjustment mechanism for a roll grinder according to claim 2, characterized in that: The lifting mechanism (02) comprises a sliding sleeve (21), a sliding box (22), a lifting screw (23), a first bevel gear (24) and a second bevel gear (25). The two lifting mechanisms (02) are mounted on the two first sliders (13). The sliding sleeve (21) is mounted on the first slider (13). The sliding box (22) is slidably mounted in the sliding sleeve (21). The lifting screw (23) is rotatably mounted in the sliding sleeve (21). The lifting screw (23) is threadedly engaged with the sliding box (22). The first bevel gear (24) is mounted on the lifting screw (23). The second bevel gear (25) is rotatably mounted on the inner wall of the sliding sleeve (21) via a rotating shaft. The first bevel gear (24) is meshed with the second bevel gear (25).

4. A roll adjustment mechanism for a roll grinder according to claim 3, characterized in that: The driving mechanism (03) includes two driving rods (31), a driving sleeve (32), a rotating seat (33), a first gear (34), a second gear (35) and a first motor (36). The two driving rods (31) are respectively rotatably mounted on the sliding sleeves (21) of the two lifting mechanisms (02). The two driving rods (31) are connected to the rotating shafts of the two second bevel gears (25). The rotating seat (33) is mounted on the adjustment plate (11). The driving sleeve (32) is rotatably mounted in the rotating seat (33). The two driving rods (31) are slidably mounted in the driving sleeve (32). The first gear (34) is mounted on one driving rod (31). The second gear (35) is rotatably mounted on the outer wall of one sliding sleeve (21). The first motor (36) is mounted on the side wall of the sliding sleeve (21) through a motor frame. The output end of the first motor (36) is connected to the second gear (35), and the second gear (35) is meshed with the first gear (34).

5. The roll adjustment mechanism of a roll grinder according to claim 3, characterized in that: The support mechanism (04) includes a slideway (41), a second bidirectional lead screw (42), two second sliders (43), two support plates (44), two first support rollers (45) and a second support roller (46). The two support mechanisms (04) are installed at the top of the two sliding boxes (22). The slideway (41) is installed at the top of the sliding box (22). The second bidirectional lead screw (42) is rotatably installed in the slideway (41). The two second sliders (43) are slidably installed in the slideway (41). The second bidirectional lead screw (42) is provided with a bidirectional thread. The two second sliders (43) are threadedly matched with the second bidirectional lead screw (42). The two support plates (44) are installed on the two second sliders (43). The two first support rollers (45) are rotatably installed on the two support plates (44). A mounting seat is provided on the slideway (41). The second support roller (46) is rotatably installed on the mounting seat.

6. A roll adjustment mechanism for a roll grinder according to claim 3, characterized in that: The cleaning position adjustment mechanism (05) includes a sliding seat (51), an adjustment seat (52), a guide rod (53), two first connecting rods (54), two second connecting rods (55), two mounting blocks (58), a second lead screw (56) and a second motor (57). The sliding seat (51) is mounted on the side wall of the sliding box (22), the guide rod (53) is slidably mounted on the sliding seat (51), the adjustment seat (52) is mounted on the guide rod (53), one end of the two first connecting rods (54) is rotatably mounted on the side wall of the sliding box (22), and the two One end of the second connecting rod (55) is rotatably mounted on the adjustment seat (52), the other ends of the two first connecting rods (54) are rotatably mounted on the two mounting blocks (58), the other ends of the two second connecting rods (55) are rotatably mounted on the two mounting blocks (58), one end of the second lead screw (56) is rotatably mounted on one mounting block (58), the second lead screw (56) is threadedly engaged with the other mounting block (58), the second motor (57) is mounted on the mounting block (58), and the output end of the second motor (57) is connected to the second lead screw (56).

7. A roll adjustment mechanism for a roll grinder according to claim 6, characterized in that: The cleaning mechanism (06) includes a cleaning lower air pipe (61), a cleaning upper air pipe (62), a nozzle (63) and a high-pressure air pump (64). The cleaning lower air pipe (61) is installed at the top of the adjustment seat (52), and the cleaning upper air pipe (62) is rotatably installed on the cleaning lower air pipe (61). The cleaning lower air pipe (61) and the cleaning upper air pipe (62) are connected through a soft air pipe. The soft air pipes of the cleaning lower air pipe (61) and the cleaning upper air pipe (62) are both equipped with a nozzle (63). The high-pressure air pump (64) is installed at the bottom of the adjustment seat (52), and the air outlet end of the high-pressure air pump (64) is connected to the soft air pipe.

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