A device for grinding the cut edge of a lath

Abstract

The present application belongs to the technical field of mechanical equipment, and relates to a strip plate cutting edge polishing device, which comprises a base, a strip plate conveying assembly arranged on both sides of the base in the width direction to convey strip plates, a horizontal positioning and clamping assembly arranged on the base to clamp the strip plates input by the strip plate conveying assembly, and a panel polishing assembly arranged on the horizontal positioning and clamping assembly to polish the strip plates clamped by the horizontal positioning and clamping assembly. The horizontal positioning and clamping assembly comprises a first linear guide rail and a second linear guide rail, the first linear guide rail and the second linear guide rail are parallel to each other, and the first linear guide rail is parallel to the roller shaft of the strip plate conveying assembly in the axial direction. The present application has the advantages of simple and compact structure, convenience in adjustment, high positioning accuracy, high degree of automation, high efficiency, low labor intensity, and reduction of safety hazards, and is very suitable for the adjustment of batch strip plate distribution and feeding.

Description

Technical Field

[0001] This invention belongs to the field of mechanical equipment technology and relates to a strip cutting edge grinding device. Background Technology

[0002] In existing technologies, the grinding of the cut edges of the strips is basically done manually. This adjustment method has extremely low work efficiency, high labor intensity for workers, requires a large number of workers to work simultaneously to meet production needs, and also poses significant safety hazards and has a low degree of automation. Summary of the Invention

[0003] To address the aforementioned problems, this invention provides a strip cutting edge grinding device. This grinding device is easy to use, can greatly improve work efficiency, and is suitable for grinding the front and back cutting edges of strips in batches.

[0004] According to the technical solution of the present invention: a strip cutting edge grinding device, characterized in that it includes a base; A strip conveying assembly is disposed on both sides of the base in the width direction for conveying strips; A horizontal positioning clamping assembly, mounted on the base, is used to clamp the strips input by the strip conveying assembly; The panel grinding component is mounted on the horizontal positioning and clamping component and is used to grind the strip after it is clamped by the horizontal positioning and clamping component.

[0005] As a further improvement of the present invention, the strip conveying assembly includes a reducer, a first bearing with a vertical seat, a roller, a second bearing with a vertical seat, a roller shaft, and a flat key. The first bearing with a vertical seat and the second bearing with a vertical seat are respectively mounted on a base. The roller shaft is supported on the first bearing with a vertical seat and the second bearing with a vertical seat. The output shaft of the reducer is connected to the roller shaft through a flat key. The roller and the roller shaft cooperate with each other, and the roller is driven by the roller shaft.

[0006] As a further improvement of the present invention, the horizontal positioning and clamping assembly includes a first linear guide rail and a second linear guide rail, the first linear guide rail and the second linear guide rail being parallel to each other, and the first linear guide rail being axially parallel to the rollers of the strip conveying assembly; A first movable seat and a second movable seat are slidably mounted on the first linear guide rail and the second linear guide rail. The first movable seat is fixed on the first linear guide rail and the second linear guide rail and can be adjusted in position. A large air cylinder is installed on the base. The large air cylinder can drive the second movable seat to slide along the first linear guide rail and the second linear guide rail to realize the adjustment of the distance between the first movable seat and the second movable seat. A first support roller seat and a third support roller seat are respectively installed vertically on both sides of the first movable seat. A first support roller is installed on the first support roller seat and the third support roller seat respectively. The surface of the first support roller is perpendicular to the upper surface of the first movable seat. The second movable seat has a second roller seat and a fourth roller seat installed vertically on its two sides respectively. The second roller is installed on the second roller seat and the fourth roller seat respectively. The surface of the second roller is perpendicular to the upper surface of the second movable seat.

[0007] As a further improvement of the present invention, a first slider, a second slider, a third slider, and a fourth slider are installed at the bottom of the first movable seat, and a fifth slider, a sixth slider, a seventh slider, and an eighth slider are installed at the bottom of the second movable seat. The first slider, the second slider, the fifth slider, and the sixth slider are slidably coupled to the first linear guide rail, and the third slider, the fourth slider, the seventh slider, and the eighth slider are slidably coupled to the second linear guide rail.

[0008] As a further improvement of the present invention, the panel polishing assembly includes a first lower polishing head seat and a second lower polishing head seat, wherein the first lower polishing head seat is mounted on a first movable seat, the second lower polishing head seat is mounted on a second movable seat, a third support roller is mounted on the first lower polishing head seat, and a fourth support roller is mounted on the second lower polishing head seat; a first lower polishing adjustment seat is slidably disposed on the first lower polishing head seat, the first lower polishing adjustment seat is driven to move up and down by a first lower polishing cylinder mounted on the first movable seat, the first lower polishing adjustment seat is connected to a first middle adjustment seat through a screw, and a first upper adjustment seat is elastically connected to the first middle adjustment seat. A second grinding adjustment seat is slidably mounted on the second grinding head seat. The second grinding adjustment seat is driven to move up and down by the second grinding cylinder mounted on the second moving seat. The second grinding adjustment seat is connected to the second intermediate adjustment seat via a screw. The second upper adjustment seat is elastically connected to the second intermediate adjustment seat. A first bearing mounting plate is mounted on the first intermediate adjustment seat, and a first cam ball bearing is mounted on the first bearing mounting plate. A second bearing mounting plate is mounted on the second intermediate adjustment seat, and a second cam ball bearing is mounted on the second bearing mounting plate. The first grinding head is mounted on the first upper adjustment seat, and the second grinding head is mounted on the second upper adjustment seat. The first moving seat is also vertically mounted with a first upper grinding head seat. The top of the first upper grinding head seat is mounted with a first upper grinding cylinder. The first upper grinding cylinder drives the first upper grinding adjusting seat to move up and down relative to the first upper grinding head seat. The first upper grinding adjusting seat is connected to the third middle adjusting seat through a screw. The third middle adjusting seat is elastically connected to the third upper adjusting seat. The first upper grinding head is mounted on the third upper adjusting seat. The third bearing mounting plate is mounted on the third middle adjusting seat. The third cam ball bearing is mounted on the third bearing mounting plate. The second movable seat is also vertically mounted with a second upper grinding head seat. A second upper grinding cylinder is mounted on the top of the second upper grinding head seat. The second upper grinding cylinder drives the second upper grinding adjusting seat to move up and down relative to the second upper grinding head seat. The second upper grinding adjusting seat is connected to the fourth middle adjusting seat through a screw. The fourth middle adjusting seat is elastically connected to the fourth upper adjusting seat. The second upper grinding head is mounted on the fourth upper adjusting seat. The fourth bearing mounting plate is mounted on the fourth middle adjusting seat. The fourth cam ball bearing is mounted on the fourth bearing mounting plate.

[0009] As a further improvement of the present invention, a first lower grinding linear guide rail and a second lower grinding linear guide rail are installed on the first lower grinding head seat, and a first lower grinding slider and a second lower grinding slider are installed on the first lower grinding adjustment seat. The first lower grinding slider slides in conjunction with the first lower grinding linear guide rail, and the second lower grinding slider slides in conjunction with the second lower grinding linear guide rail. A third lower grinding linear guide rail and a fourth lower grinding linear guide rail are installed on the second lower grinding head seat, and a third lower grinding slider and a fourth lower grinding slider are installed on the second lower grinding adjustment seat. The third lower grinding slider slides in conjunction with the third lower grinding linear guide rail, and the fourth lower grinding slider slides in conjunction with the fourth lower grinding linear guide rail.

[0010] As a further improvement of the present invention, a first upper grinding linear guide rail and a second upper grinding linear guide rail are installed on the first upper grinding head seat, and a first upper grinding adjusting seat is slidably connected to the first upper grinding linear guide rail and the second upper grinding linear guide rail; a third upper grinding linear guide rail and a fourth upper grinding linear guide rail are installed on the second upper grinding head seat, and a second upper grinding adjusting seat is slidably connected to the third upper grinding linear guide rail and the fourth upper grinding linear guide rail.

[0011] The technical advantages of this invention are as follows: the invention has a simple, compact, and reasonable structure; it is convenient and quick to adjust, has accurate positioning, a high degree of automation, and is very suitable for batch strip material feeding adjustment work, with high efficiency, low labor intensity, and reduced safety hazards. Attached Figure Description

[0012] Figure 1 This is a schematic diagram of the structure of the present invention.

[0013] Figure 2 for Figure 1 Top view.

[0014] Figure 3 for Figure 2 Sectional view along the AA direction.

[0015] Figure 4 for Figure 2 Sectional view along the BB direction.

[0016] Figure 5 for Figure 2 Sectional view along the CC direction.

[0017] Figure 6 This is a schematic diagram of the structure of the first and second grinding head holders. Detailed Implementation

[0018] The specific embodiments of the present invention will be further described below with reference to the accompanying drawings.

[0019] Figures 1-6The system includes: a reducer 1, a first bearing with a vertical seat 2, a roller 3, a second bearing with a vertical seat 4, a reducer 5, a third bearing with a vertical seat 6, a roller 7, a fourth bearing with a vertical seat 8, a first movable seat 9, a second movable seat 10, a first slider 11, a second slider 12, a third slider 13, a fourth slider 14, a first linear guide rail 15, a second linear guide rail 16, a large air cylinder 17, a second support roller seat 18, a first support roller seat 19, a first support roller 20, a second support roller 21, a second upper grinding head seat 22, and a first upper grinding head seat. Headstock 23, First Upper Grinding Cylinder 24, Second Upper Grinding Cylinder 25, First Upper Grinding Adjustment Seat 26, Second Upper Grinding Adjustment Seat 27, Third Middle Adjustment Seat 28, Fourth Middle Adjustment Seat 29, First Upper Grinding Head 30, Second Upper Grinding Head 31, Base 32, Roller Shaft 33, Flat Key 34, Fifth Slider 35, Sixth Slider 36, Seventh Slider 37, Eighth Slider 38, Fourth Support Roller Seat 39, Third Support Roller Seat 40, First Support Roller 43, Second Support Roller 44, First Lower Grinding Slider 45, Second Lower Grinding Slider 46. ​​Third grinding slide block; 47. Fourth grinding slide block; 48. First grinding adjustment seat; 49. Second grinding adjustment seat; 50. First middle adjustment seat; 51. Second middle adjustment seat; 52. First grinding linear guide rail; 53. Second grinding linear guide rail; 54. Third grinding linear guide rail; 55. Fourth grinding linear guide rail; 56. First grinding cylinder; 57. Second grinding cylinder; 58. First grinding head seat; 59. Second grinding head seat; 60. First upper adjustment seat; 61. Second upper adjustment seat; 62. First bearing seat. Mounting plate 63, second bearing mounting plate 64, second cam ball bearing 65, first cam ball bearing 66, first lower grinding head 67, second lower grinding head 68, first upper grinding linear guide 69, second upper grinding linear guide 70, third upper grinding linear guide 71, fourth upper grinding linear guide 72, third support roller 73, fourth support roller 74, third bearing mounting plate 75, fourth bearing mounting plate 76, fourth cam ball bearing 77, third cam ball bearing 78, third upper adjusting seat 79, fourth upper adjusting seat 80, etc.

[0020] like Figures 1-6 As shown, the present invention is a strip cutting edge grinding device, including a base 32; strip conveying components are arranged on both sides of the base 32 in the width direction for conveying strips.

[0021] A horizontal positioning clamping assembly is provided on the base 32 to clamp the strips input by the strip conveying assembly; a panel grinding assembly is provided on the horizontal positioning clamping assembly to grind the strips after they are clamped by the horizontal positioning clamping assembly.

[0022] The strip conveyor assembly includes a reducer 1, a first bearing with a vertical seat 2, a roller 3, a second bearing with a vertical seat 4, a roller shaft 33, and a key 34. The first bearing with a vertical seat 2 and the second bearing with a vertical seat 4 are respectively mounted on a base 32. The roller shaft 33 is supported on the first bearing with a vertical seat 2 and the second bearing with a vertical seat 4. The output shaft of the reducer 1 is connected to the roller shaft 33 through the key 34. The roller 3 cooperates with the roller shaft 33 and is driven by the roller shaft 33.

[0023] The horizontal positioning and clamping assembly includes a first linear guide rail 11 and a second linear guide rail 16. The first linear guide rail 11 and the second linear guide rail 16 are parallel to each other, and the first linear guide rail 11 is axially parallel to the roller 3 of the strip conveying assembly.

[0024] A first movable seat 9 and a second movable seat 10 are slidably mounted on the first linear guide rail 15 and the second linear guide rail 16. The first movable seat 9 is fixed on the first linear guide rail 15 and the second linear guide rail 16 and can be adjusted in position. A large air cylinder 17 is installed on the base 32. The large air cylinder 17 can drive the second movable seat 10 to slide along the first linear guide rail 15 and the second linear guide rail 16 to adjust the distance between the first movable seat 9 and the second movable seat 10. A first support roller seat 19 and a third support roller seat 40 are respectively vertically mounted on both sides of the first movable seat 9. A first support roller 20 is respectively installed on the first support roller seat 19 and the third support roller seat 40. The surface of the first support roller 20 is perpendicular to the upper surface of the first movable seat 9.

[0025] The second movable seat 10 is vertically mounted on both sides of the second support roller seat 18 and the fourth support roller seat 39 respectively. The second support roller 21 is mounted on the second support roller seat 18 and the fourth support roller seat 39 respectively. The surface of the second support roller 21 is perpendicular to the upper surface of the second movable seat 10.

[0026] The first movable seat 9 has a first slider 11, a second slider 12, a third slider 13, and a fourth slider 14 installed at its bottom. The second movable seat 10 has a fifth slider 35, a sixth slider 36, a seventh slider 37, and an eighth slider 38 installed at its bottom. The first slider 11, the second slider 12, the fifth slider 35, and the sixth slider 36 are slidably fitted on the first linear guide rail 15. The third slider 13, the fourth slider 14, the seventh slider 37, and the eighth slider 38 are slidably fitted on the second linear guide rail 16.

[0027] When the horizontal positioning and clamping assembly is in operation, the extension and retraction of the large air cylinder 17 drives the movement of the second movable seat 10, thereby changing the distance between the second movable seat 10 and the first movable seat 9 to achieve the horizontal clamping function. The first support roller seat 19 is vertically mounted on the first movable seat 9, and a first support roller 20 is mounted on the first support roller seat 19, the surface of which is perpendicular to the upper surface of the first movable seat 9. The second support roller seat 18 is mounted on the second movable seat 10, and a second support roller 21 is mounted on the second support roller seat 18, the surface of which is perpendicular to the upper surface of the second movable seat 10. The third support roller seat 40 and the fourth support roller seat 39 are respectively mounted on the first movable seat 9 and the second movable seat 10, and their functions are the same as those of the first support roller seat 19 and the second support roller seat 18. When the strip is conveyed in by the conveying assembly, the large air cylinder 17 extends and drives the second movable seat 10, which in turn drives the second support roller seat to move, so that the first support roller 20 and the second support roller 21 clamp the strip.

[0028] The panel polishing assembly includes a first lower polishing head holder 59 and a second lower polishing head holder 60. The first lower polishing head holder 59 is mounted on a first movable seat 9, and the second lower polishing head holder 60 is mounted on a second movable seat 10. A third support roller 43 is mounted on the first lower polishing head holder 59, and a fourth support roller 44 is mounted on the second lower polishing head holder 60. A first lower polishing adjustment seat 49 is slidably disposed on the first lower polishing head holder 59. The first lower polishing adjustment seat 49 is driven to move up and down by a first lower polishing cylinder 57 mounted on the first movable seat 9. The first lower polishing adjustment seat 49 is connected to a first intermediate adjustment seat 51 via a screw, and a first upper adjustment seat 61 is elastically connected to the first intermediate adjustment seat 51. The second lower polishing head holder 60... A second lower grinding adjustment seat 50 is slidably mounted on the upper part of the first adjustment seat 10. The second lower grinding adjustment seat 50 is driven by a second lower grinding cylinder 58 mounted on the second movable seat 10 to move up and down. The second lower grinding adjustment seat 50 is connected to the second middle adjustment seat 52 via a screw. The second upper adjustment seat 62 is elastically connected to the second middle adjustment seat 52. A first bearing mounting plate 63 is mounted on the first middle adjustment seat 51. A first cam ball bearing 66 is mounted on the first bearing mounting plate 63. A second bearing mounting plate 64 is mounted on the second middle adjustment seat 52. A second cam ball bearing 65 is mounted on the second bearing mounting plate 64. A first lower grinding head 67 is mounted on the first upper adjustment seat 61. A second lower grinding head 68 is mounted on the second upper adjustment seat 62.

[0029] In practice, the first upper adjustment seat 61 and the first middle adjustment seat 51 are connected by four screws, each screw containing a spring with spring bushings at both ends, thus enabling the first upper adjustment seat 61 to move flexibly within a certain height range; the second upper adjustment seat 62 and the second middle adjustment seat 52 are connected by four screws, each screw containing a spring with spring bushings at both ends, thus enabling the second upper adjustment seat 62 to move flexibly within a certain height range.

[0030] The first moving seat 9 is also vertically mounted with a first upper grinding head seat 23. The top of the first upper grinding head seat 23 is mounted with a first upper grinding cylinder 24. The first upper grinding cylinder 24 drives the first upper grinding adjusting seat 26 to move up and down relative to the first upper grinding head seat 23. The first upper grinding adjusting seat 26 is connected to the third middle adjusting seat 28 through a screw. The third middle adjusting seat 28 is elastically connected to the third upper adjusting seat 79. The first upper grinding head 30 is mounted on the third upper adjusting seat 79. The third bearing mounting plate 75 is mounted on the third middle adjusting seat 28. The third cam ball bearing 78 is mounted on the third bearing mounting plate 75. In practice, the third middle adjustment seat 28 and the third upper adjustment seat 79 are connected by four screws. Springs are installed on the screws, with spring bushings at both ends. The extension and retraction of the first upper grinding cylinder 24 drives the first upper grinding adjustment seat 26, which in turn drives the third middle adjustment seat 28, the third upper adjustment seat 79, and the third bearing mounting plate 75, causing the first upper grinding head 30 and the third cam ball bearing 78 to move up and down. When the first upper grinding cylinder 24 extends, the third cam ball bearing 78 presses down against the third support roller 73, firmly pressing the strip in place for grinding.

[0031] The second moving seat 10 is also vertically mounted with a second upper grinding head seat 22. The top of the second upper grinding head seat 22 is mounted with a second upper grinding cylinder 25. The second upper grinding cylinder 25 drives the second upper grinding adjusting seat 27 to move up and down relative to the second upper grinding head seat 22. The second upper grinding adjusting seat 27 is connected to the fourth middle adjusting seat 29 through a screw. The fourth middle adjusting seat 29 is elastically connected to the fourth upper adjusting seat 80. The second upper grinding head 31 is mounted on the fourth upper adjusting seat 80. The fourth bearing mounting plate 76 is mounted on the fourth middle adjusting seat 29. The fourth cam ball bearing 77 is mounted on the fourth bearing mounting plate 76.

[0032] The first grinding head holder 59 is equipped with a first grinding linear guide rail 53 and a second grinding linear guide rail 54. The first grinding adjusting seat 49 is equipped with a first grinding slider 45 and a second grinding slider 46. The first grinding slider 45 slides with the first grinding linear guide rail 53, and the second grinding slider 46 slides with the second grinding linear guide rail 54. The second grinding head holder 60 is equipped with a third grinding linear guide rail 55 and a fourth grinding linear guide rail 56. The second grinding adjusting seat 50 is equipped with a third grinding slider 47 and a fourth grinding slider 48. The third grinding slider 47 slides with the third grinding linear guide rail 55, and the fourth grinding slider 48 slides with the fourth grinding linear guide rail 56.

[0033] The first upper grinding head holder 23 is equipped with a first upper grinding linear guide rail 69 and a second upper grinding linear guide rail 70. The first upper grinding adjusting seat 26 is slidably connected to the first upper grinding linear guide rail 69 and the second upper grinding linear guide rail 70. The second upper grinding head holder 22 is equipped with a third upper grinding linear guide rail 71 and a fourth upper grinding linear guide rail 72. The second upper grinding adjusting seat 27 is slidably connected to the third upper grinding linear guide rail 71 and the fourth upper grinding linear guide rail 72.

[0034] like Figures 1-6 As shown, during operation, the reducer 1 of the strip conveying assembly drives the roller 3 to rotate, thereby conveying external strips to the product for grinding. During conveying, the strips are positioned and clamped horizontally by the horizontal positioning and clamping assembly. After clamping, the panel grinding assembly grinds the upper and lower surfaces of the panel.

Claims

1. A strip cutting edge grinding device, characterized in that, Including the base (32); A strip conveying assembly is provided on both sides of the base (32) in the width direction for conveying strips; A horizontal positioning clamping assembly is mounted on the base (32) and is used to clamp the bar plate input by the bar plate conveying assembly; A panel grinding component is mounted on a horizontal positioning and clamping component to grind the strip after it has been clamped by the horizontal positioning and clamping component. The horizontal positioning clamping assembly includes a first linear guide rail (15) and a second linear guide rail (16). The first linear guide rail (15) and the second linear guide rail (16) are parallel to each other, and the first linear guide rail (15) is axially parallel to the roller (3) of the strip conveying assembly. A first movable seat (9) and a second movable seat (10) are slidably fitted on the first linear guide rail (15) and the second linear guide rail (16). The first movable seat (9) is fixed on the first linear guide rail (15) and the second linear guide rail (16) and can be adjusted in position. A large air cylinder (17) is installed on the base (32). The large air cylinder (17) can drive the second movable seat (10) to slide along the first linear guide rail (15) and the second linear guide rail (16) to realize the adjustment of the distance between the first movable seat (9) and the second movable seat (10). A first support roller seat (19) and a third support roller seat (40) are respectively vertically installed on both sides of the first movable seat (9). A first support roller (20) is respectively installed on the first support roller seat (19) and the third support roller seat (40). The surface of the first support roller (20) is perpendicular to the upper surface of the first movable seat (9). The second movable seat (10) is vertically mounted on both sides of the second support roller seat (18) and the fourth support roller seat (39). The second support roller (21) is mounted on the second support roller seat (18) and the fourth support roller seat (39). The surface of the second support roller (21) is perpendicular to the upper surface of the second movable seat (10). The panel polishing assembly includes a first lower polishing head seat (59) and a second lower polishing head seat (60), wherein the first lower polishing head seat (59) is mounted on a first movable seat (9), and the second lower polishing head seat (60) is mounted on a second movable seat (10). A third support roller (43) is mounted on the first lower polishing head seat (59), and a fourth support roller (44) is mounted on the second lower polishing head seat (60). A first lower polishing adjustment seat (49) is slidably disposed on the first lower polishing head seat (59). The first lower polishing adjustment seat (49) is driven to move up and down by a first lower polishing cylinder (57) mounted on the first movable seat (9). The first lower polishing adjustment seat (49) is connected to a first middle adjustment seat (51) via a screw. The first upper adjustment seat (61) is elastically connected to the first middle adjustment seat (51). The second lower polishing head seat (60) The second lower grinding adjustment seat (50) is slidably set on the upper part of the first adjustment seat (51). The second lower grinding adjustment seat (50) is driven to move up and down by the second lower grinding cylinder (58) installed on the second moving seat (10). The second lower grinding adjustment seat (50) is connected to the second middle adjustment seat (52) through a screw. The second upper adjustment seat (62) is elastically connected to the second middle adjustment seat (52). The first bearing mounting plate (63) is installed on the first middle adjustment seat (51). The first cam ball bearing (66) is installed on the first bearing mounting plate (63). The second bearing mounting plate (64) is installed on the second middle adjustment seat (52). The second cam ball bearing (65) is installed on the second bearing mounting plate (64). The first lower grinding head (67) is installed on the first upper adjustment seat (61). The second lower grinding head (68) is installed on the second upper adjustment seat (62). The first moving seat (9) is also vertically mounted with a first upper grinding head seat (23). The first upper grinding cylinder (24) is mounted on the top of the first upper grinding head seat (23). The first upper grinding cylinder (24) drives the first upper grinding adjusting seat (26) to move up and down relative to the first upper grinding head seat (23). The first upper grinding adjusting seat (26) is connected to the third middle adjusting seat (28) through a screw. The third middle adjusting seat (28) is elastically connected to the third upper adjusting seat (79). The first upper grinding head (30) is mounted on the third upper adjusting seat (79). The third bearing mounting plate (75) is mounted on the third middle adjusting seat (28). The third cam ball bearing (78) is mounted on the third bearing mounting plate (75). The second moving seat (10) is also vertically mounted with a second upper grinding head seat (22). The top of the second upper grinding head seat (22) is mounted with a second upper grinding cylinder (25). The second upper grinding cylinder (25) drives the second upper grinding adjusting seat (27) to move up and down relative to the second upper grinding head seat (22). The second upper grinding adjusting seat (27) is connected to the fourth middle adjusting seat (29) through a screw. The fourth middle adjusting seat (29) is elastically connected to the fourth upper adjusting seat (80). The second upper grinding head (31) is mounted on the fourth upper adjusting seat (80). The fourth bearing mounting plate (76) is mounted on the fourth middle adjusting seat (29). The fourth cam ball bearing (77) is mounted on the fourth bearing mounting plate (76).

2. The strip cutting edge grinding device as described in claim 1, characterized in that: The strip conveyor assembly includes a speed reducer (1), a first bearing with a vertical seat (2), a roller (3), a second bearing with a vertical seat (4), a roller shaft (33), and a key (34). The first bearing with a vertical seat (2) and the second bearing with a vertical seat (4) are respectively mounted on a base (32). The roller shaft (33) is supported on the first bearing with a vertical seat (2) and the second bearing with a vertical seat (4). The output shaft of the speed reducer (1) is connected to the roller shaft (33) through the key (34). The roller (3) is engaged with the roller shaft (33), and the roller (3) is driven by the roller shaft (33).

3. The strip cutting edge grinding device as described in claim 1, characterized in that: The first movable seat (9) is equipped with a first slider (11), a second slider (12), a third slider (13), and a fourth slider (14) at its bottom. The second movable seat (10) is equipped with a fifth slider (35), a sixth slider (36), a seventh slider (37), and an eighth slider (38) at its bottom. The first slider (11), the second slider (12), the fifth slider (35), and the sixth slider (36) are slidably fitted on the first linear guide rail (15). The third slider (13), the fourth slider (14), the seventh slider (37), and the eighth slider (38) are slidably fitted on the second linear guide rail (16).

4. The strip cutting edge grinding device as described in claim 1, characterized in that: The first lower grinding head seat (59) is equipped with a first lower grinding linear guide rail (53) and a second lower grinding linear guide rail (54). The first lower grinding adjusting seat (49) is equipped with a first lower grinding slider (45) and a second lower grinding slider (46). The first lower grinding slider (45) slides with the first lower grinding linear guide rail (53), and the second lower grinding slider (46) slides with the second lower grinding linear guide rail (54). The second lower grinding head seat (60) is equipped with a third lower grinding linear guide rail (55) and a fourth lower grinding linear guide rail (56). The second lower grinding adjusting seat (50) is also equipped with a second lower grinding linear guide rail. The third grinding slider (47) and the fourth grinding slider (48) are installed on the upper part. The third grinding slider (47) is in sliding engagement with the third grinding linear guide (55), and the fourth grinding slider (48) is in sliding engagement with the fourth grinding linear guide (56).

5. The strip cutting edge grinding device as described in claim 1, characterized in that: The first upper grinding head seat (23) is equipped with a first upper grinding linear guide rail (69) and a second upper grinding linear guide rail (70), and the first upper grinding adjustment seat (26) is slidably connected to the first upper grinding linear guide rail (69) and the second upper grinding linear guide rail (70); the second upper grinding head seat (22) is equipped with a third upper grinding linear guide rail (71) and a fourth upper grinding linear guide rail (72), and the second upper grinding adjustment seat (27) is slidably connected to the third upper grinding linear guide rail (71) and the fourth upper grinding linear guide rail (72).

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