A chamfering device for processing a special-shaped steel plate

Abstract

The application discloses a chamfering device for special-shaped steel plate processing and relates to the technical field of chamfering and polishing.The chamfering device comprises a supporting table, a special-shaped steel plate and two rotating rollers, sand belts are sleeved on the rotating rollers, an extension assembly is slidably arranged on the supporting table, a belt pushing assembly is arranged at the end of an adjusting frame, a supporting table is arranged on the supporting table, a load bearing frame is arranged at the bottom of a storage groove, a clamping assembly for temporarily limiting the special-shaped steel plate is arranged on the storage groove, and a material pushing plate corresponding to the special-shaped steel plate in the transverse direction is fixed to the adjusting frame.The rotating rollers are rotated and drive the sand belts to be conveyed, so that the sand belts perform chamfering and polishing operations on the special-shaped steel plate.When the adjusting frame moves towards the special-shaped steel plate, the belt pushing rollers push the sand belts, and when the belt pushing rollers move away from the special-shaped steel plate, the tensioning rollers move towards the special-shaped steel plate, thereby realizing the tensioning of the sand belts, effectively ensuring that the sand belts are in close contact with the chamfered surface of the special-shaped steel plate, facilitating the installation and unloading of the special-shaped steel plate and greatly improving the chamfering processing effect of the special-shaped steel plate.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of chamfer grinding, and specifically relates to a chamfer device for special-shaped steel plate processing. BACKGROUND

[0002] A steel plate is a flat plate-shaped steel material formed by pouring molten steel and then cooling and pressing, and the steel plate is flat and rectangular, and can be directly rolled or cut from a wide steel strip. The steel plate is divided into thin steel plates, medium-thick steel plates and extra-thick steel plates according to the thickness, and is divided into hot-rolled and cold-rolled according to rolling.

[0003] In the process of processing a special-shaped steel plate, a chamfer device is needed to grind the fillet position of the special-shaped steel plate to obtain a chamfer state meeting the processing needs, but the existing chamfer device includes a sand belt for chamfer grinding, and in the process of use, the sand belt cannot be tightly attached to the special-shaped steel plate, and each special-shaped steel plate needs to be individually adjusted and limited in position during chamfer grinding operation, so that the chamfer grinding quality and operation efficiency of the special-shaped steel plate are difficult to meet the actual production requirements. Therefore, the present application provides a chamfer device for special-shaped steel plate processing to solve the above problems. SUMMARY

[0004] The present application aims to provide a chamfer device for special-shaped steel plate processing to solve the problems raised in the background.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical scheme:

[0006] The utility model provides a chamfering device for special-shaped steel plate processing, including support table, two rotating rollers are installed on the support table, the drive motor for driving rotating roller rotation is installed on the support table, the storage groove is installed on the support table, a plurality of special-shaped steel plates are stacked on the storage groove, the sand belt is sleeved on the special-shaped steel plate and two rotating rollers, the extension assembly is slidably installed on the support table, a pair of push belt rollers is rotatably installed on the extension assembly and abuts with the inner wall of sand belt, the guide frame is fixed on the support table, the adjusting frame is slidably installed on the guide frame, the end of adjusting frame is installed with push belt assembly, push belt assembly is used for the resistance push of sand belt, the translation block is slidably installed on the adjusting frame, the tensioning roller is rotatably installed on the translation block and is used for the resistance push of the outer wall of sand belt, the servo motor is fixed on the support table, the sliding drive assembly for driving the sliding of adjusting frame relative to guide frame is drivingly connected to the servo motor, the sliding strip plate is fixed on the translation block, the reverse sliding assembly for driving the sliding of sliding strip plate is installed on the support table, the sliding direction of sliding strip plate is opposite with the sliding direction of adjusting frame, the bearing frame is installed on the bottom of storage groove, the vertical push assembly is installed on the bearing frame, the push plate for pushing the special-shaped steel plate is installed on the vertical push assembly, the clamping assembly for the temporary location of special-shaped steel plate is installed on the storage groove, the adjusting frame is fixed with the push material board corresponding to the special-shaped steel plate transversely.

[0007] As an improved scheme of the utility model: the push belt assembly includes the vertical plate fixed on the top of the guide frame, the two symmetrical extension frames are fixed on the end of the adjusting frame, the push belt roller is rotatably installed on the end of the extension frame away from the adjusting frame, the slide column is slidably penetrated through the vertical plate and fixed with the extension frame, the spring ring is fixed between the extension frame and the vertical plate.

[0008] As an improved scheme of the utility model: the sliding drive assembly includes the bevel gear II coaxially fixed with the output shaft of the servo motor, the bevel gear I is meshingly connected with the bevel gear II, the threaded rod is coaxially fixed with the bevel gear I, and the threaded rod is threadedly connected with the adjusting frame.

[0009] As an improved scheme of the utility model: the reverse sliding assembly includes the transmission rack fixed on the sliding strip plate, and the transmission gear coaxially fixed with the bevel gear II is meshingly connected with the transmission rack.

[0010] As an improved scheme of the utility model: the reverse sliding assembly further includes the support frame and the fixed plate fixed on the support table, the guide rod is fixed between the support frame and the fixed plate, the translation frame is slidably sleeved on the guide rod, the tensioning roller is rotatably installed on the translation frame, and the connecting spring is fixed between the translation frame and the fixed plate.

[0011] As a further improvement of the application, the extension assembly comprises an adjusting motor fixed on the support table, a central gear coaxially fixed on an output shaft of the adjusting motor, two adjusting racks slidingly installed on the support table and meshingly connected with the central gear, a rack frame fixed on each adjusting rack, and the two rack frames being symmetrically arranged about the center of the central gear, and the adjusting roller being rotatably installed on the rack frame.

[0012] As a further improvement of the application, the clamping assembly comprises a pair of clamping frames slidingly installed on the upper end of the storage groove, a downwardly inclined wedge surface formed in each clamping frame, a guide column slidingly installed on each clamping frame and fixed on the side wall of the storage groove, and a traction spring sleeved on the guide column and fixed at both ends to the clamping frame and the storage groove.

[0013] As a further improvement of the application, the vertical pushing assembly comprises a guide sleeve rotatably installed on the bearing frame, a pushing stud fixed on the pushing plate and slidingly installed in the guide sleeve, a clamping strip fixed on the inner wall of the guide sleeve and slidingly embedded on the pushing stud, and a threaded sleeve rotatably installed on the bearing frame and threadedly sleeved on the pushing stud.

[0014] As a further improvement of the application, the vertical pushing assembly further comprises a feeding motor fixed on the bearing frame, an incomplete gear drivingly connected to the feeding motor, and a driven gear fixed on the threaded sleeve and intermittently meshingly connected with the incomplete gear.

[0015] Compared with the prior art, the application has the following advantages:

[0016] 1. The rotating roller of the application rotates and drives the sand belt to be conveyed, so that the sand belt performs chamfering and polishing operations on the special-shaped steel plate. When the adjusting frame moves towards the special-shaped steel plate, the pushing roller pushes the sand belt, and when the pushing roller moves away from the special-shaped steel plate, the tensioning roller moves towards the special-shaped steel plate to realize sand belt tensioning, effectively ensuring that the sand belt is in close contact with the chamfered surface of the special-shaped steel plate, facilitating the installation and unloading of the special-shaped steel plate, and greatly improving the chamfering processing effect of the special-shaped steel plate.

[0017] 2. The vertical pushing assembly of the application can drive the pushing plate to move step by step, realize the step-by-step upward movement of the special-shaped steel plate, and perform chamfering and polishing operations. Under the clamping and limiting action of the clamping frame, the special-shaped steel plate after chamfering and processing can move to be horizontally corresponding to the pushing plate, and the adjusting frame can drive the pushing plate to move to push the special-shaped steel plate to realize the unloading effect after processing, greatly improving the chamfering processing efficiency of the special-shaped steel plate. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The figure is a structural schematic diagram of the application.

[0019] Figure 2 For the invention Figure 1 In a schematic view from one perspective;

[0020] Figure 3 For the invention Figure 1 In a schematic view from another perspective;

[0021] Figure 4 For the connection of the components of the invention, such as the translation block, the tensioning roller, the threaded rod and the support frame;

[0022] Figure 5 For the invention Figure 4 In a schematic view from one perspective;

[0023] Figure 6 For the connection of the components of the invention, such as the adjustment frame, the sliding drive assembly and the threaded rod;

[0024] Figure 7 For the connection of the components of the invention, such as the storage tank, the clamping frame, the push stud and the guide sleeve 39;

[0025] Figure 8 For the invention Figure 7 In a schematic view from one perspective;

[0026] Figure 9 For the connection of the components of the invention, such as the clamping frame, the traction spring and the guide column;

[0027] Figure 10 For the connection of the components of the invention, such as the extension assembly and the adjustment roller.

[0028] In the figure: 1 - support table, 2 - abrasive belt, 3 - rotating roller, 4 - adjustment frame, 5 - extension frame, 6 - belt pushing roller, 7 - servo motor, 8 - special steel plate, 9 - adjustment roller, 10 - support frame, 11 - tensioning roller, 12 - guide frame, 13 - sliding column, 14 - clamping frame, 15 - translation frame, 16 - threaded rod, 17 - bevel gear I, 18 - sliding strip plate, 19 - drive motor, 20 - storage tank, 21 - push plate, 22 - push stud, 23 - adjustment motor, 24 - bevel gear II, 25 - translation block, 26 - rack frame, 27 - central gear, 28 - traction spring, 29 - fixed plate, 30 - transmission rack, 31 - transmission gear, 32 - adjustment rack, 33 - connecting spring, 34 - spring ring, 36 - upright plate, 37 - wedge surface, 38 - guide column, 39 - guide sleeve, 40 - feeding motor, 41 - incomplete gear, 42 - driven gear, 43 - bearing frame, 44 - clamping strip, 45 - guide rod, 46 - threaded sleeve. DETAILED DESCRIPTION

[0029] The technical solutions of the present application will be further described in detail in combination with specific embodiments.

[0030] Embodiment 1

[0031] Please refer to the accompanying Figure 1 -Appendix Figure 10 A chamfering device for processing special-shaped steel plates, comprising a supporting table 1, two rotating rollers 3 rotatably installed on the supporting table 1, a driving motor 19 installed on the supporting table 1 for driving the rotating rollers 3 to rotate, a storage groove 20 installed on the supporting table 1, a plurality of special-shaped steel plates 8 stacked on the storage groove 20, a sand belt 2 sleeved on the special-shaped steel plates 8 and the two rotating rollers 3, an extension assembly slidably installed on the supporting table 1, a pair of belt pushing rollers 6 rotatably installed on the extension assembly and abutting against the inner walls of the sand belt 2, a guide frame 12 fixed on the supporting table 1, an adjusting frame 4 slidably installed on the guide frame 12, a belt pushing assembly installed at the end of the adjusting frame 4 and used for adjusting the sand belt 2, a translation block 25 slidably installed on the adjusting frame 4, a tensioning roller 11 rotatably installed on the translation block 25 and used for abutting against the outer wall of the sand belt 2, a servo motor 7 fixed on the supporting table 1, a sliding driving assembly drivingly connected to the servo motor 7 and used for driving the adjusting frame 4 to slide relative to the guide frame 12, a sliding strip plate 18 fixed on the translation block 25, a reverse sliding assembly installed on the supporting table 1 and used for driving the sliding strip plate 18 to slide, the sliding direction of the sliding strip plate 18 being opposite to the sliding direction of the adjusting frame 4, a bearing frame 43 installed at the bottom of the storage groove 20, a vertical pushing assembly installed on the bearing frame 43, a pushing plate 21 installed on the vertical pushing assembly and used for pushing the special-shaped steel plates 8, a clamping assembly installed on the storage groove 20 and used for temporarily limiting the special-shaped steel plates 8, and a pushing plate 34 fixed on the adjusting frame 4 and corresponding to the special-shaped steel plates 8 in the transverse direction.

[0032] The driving motor 19 is arranged to drive the rotating rollers 3 to rotate, the rotating rollers 3 drive the sand belt 2 to move, thereby realizing chamfering and grinding processing of the special-shaped steel plates 8, the sliding driving assembly is arranged to drive the adjusting frame 4 to move towards the special-shaped steel plates 8, so that the belt pushing assembly moves towards the special-shaped steel plates 8 and drives the belt pushing rollers 6 to abut against the sand belt 2 to expand, facilitating position adjustment of the special-shaped steel plates 8, so that the chamfering position of the special-shaped steel plates 8 is opposite to the grinding surface of the sand belt 2.

[0033] The sliding drive assembly comprises a bevel gear II 24 fixed coaxially with the output shaft of the servo motor 7, the bevel gear II 24 is in meshing connection with a bevel gear I 17, the bevel gear I 17 is coaxially fixed with a threaded rod 16, the threaded rod 16 is in threaded connection with the adjusting frame 4, the pushing belt assembly comprises a vertical plate 36 fixed on the top of the guide frame 12, the end of the adjusting frame 4 is fixed with two symmetrically arranged extension frames 5, the pushing belt roller 6 is rotatably installed at the end of the extension frame 5 away from the adjusting frame 4, the vertical plate 36 is slidably penetrated with a slide column 13 fixed with the extension frame 5, and the extension frame 5 and the vertical plate 36 are fixed with a spring ring 35.

[0034] Through the above arrangement, the servo motor 7 can drive the bevel gear II 24 to rotate, the bevel gear II 24 drives the bevel gear I 17 in meshing connection to rotate, the bevel gear I 17 drives the threaded rod 16 to rotate, the threaded rod 16 drives the adjusting frame 4 to move, and then the extension frame 5 drives the pushing belt roller 6 to move and pushes the abrasive belt 2.

[0035] In addition, the reverse sliding assembly of the device comprises a transmission rack 30 fixed on the sliding strip plate 18, the transmission rack 30 is in meshing connection with a transmission gear 31 fixed coaxially with the bevel gear II 24, the reverse sliding assembly further comprises a support frame 10 and a fixed plate 29 fixed on the support table 1, the support frame 10 and the fixed plate 29 are fixed with a guide rod 45, the guide rod 45 is slidably sleeved with a translation frame 15, the tensioning roller 11 is rotatably installed on the translation frame 15, and the translation frame 15 and the fixed plate 29 are fixed with a connecting spring 33.

[0036] When the servo motor 7 drives the bevel gear II 24 to rotate, it also drives the transmission gear 31 to rotate, the transmission gear 31 drives the transmission rack 30 in meshing connection to move, so that the sliding strip plate 18 drives the translation block 25 to move, and then the tensioning roller 11 moves towards the abrasive belt 2, realizing automatic tensioning effect of the abrasive belt 2 when the pushing belt roller 6 moves away from the abrasive belt 2, greatly ensuring the close contact of the abrasive belt 2 with the chamfered position of the special-shaped steel plate 8, and effectively improving the installation efficiency and chamfering effect of the special-shaped steel plate 8.

[0037] In addition, the extension assembly of the device comprises an adjusting motor 23 fixed on the support table 1, the output shaft of the adjusting motor 23 is coaxially fixed with a center gear 27, the support table 1 is slidably installed with two adjusting racks 32 in meshing connection with the center gear 27, each adjusting rack 32 is fixed with a rack frame 26, and the two rack frames 26 are symmetrically arranged about the center of the center gear 27, and the adjusting roller 9 is rotatably installed on the rack frame 26.

[0038] The motor 23 can be adjusted to drive the center gear 27 to rotate, which drives the two adjusting racks 32 to move at the same time, and then the two rack frames 26 are adjusted in distance, so that the adjusting roller 9 can push the sand belt 2, and then the sand belt 2 can be flexibly adjusted according to the chamfering arc of the profiled steel plate 8, and the high-quality chamfering of the profiled steel plate 8 is ensured.

[0039] Embodiment 2

[0040] Please refer to the accompanying Figure 1 -Appendix Figure 10 In addition, on the basis of embodiment 1, the clamping assembly of the device comprises a pair of clamping frames 14 slidingly installed on the upper end of the storage tank 20, and the clamping frames 14 are provided with inclined downward wedge surfaces 37, and the clamping frames 14 are slidingly installed with guide columns 38 fixed to the side wall of the storage tank 20, and the guide columns 38 are sleeved with traction springs 28, and the two ends of the traction springs 28 are fixed to the clamping frames 14 and the storage tank 20 respectively.

[0041] The vertical pushing assembly comprises a guide sleeve 39 rotatably installed on a bearing frame 43, a pushing screw column 22 fixed to the pushing plate 21 is vertically slidingly installed in the guide sleeve 39, a clamping strip 44 slidingly embedded on the pushing screw column 22 is fixed to the inner wall of the guide sleeve 39, a threaded sleeve 46 threadedly sleeved on the pushing screw column 22 is rotatably installed on the bearing frame 43, and the vertical pushing assembly further comprises a feeding motor 40 fixed to the bearing frame 43, an incomplete gear 41 drivingly connected to the feeding motor 40, and a driven gear 42 intermittently meshing with the incomplete gear 41 is fixedly sleeved on the threaded sleeve 46.

[0042] Through the above setting, the feeding motor 40 can drive the incomplete gear 41 to rotate, the incomplete gear 41 can intermittently drive the driven gear 42 to rotate, the driven gear 42 drives the threaded sleeve 46 to rotate, the threaded sleeve 46 drives the pushing screw column 22 to vertically move upwards, and then the pushing plate 21 pushes the profiled steel plate 8 in the storage tank 20 to move step by step to realize automatic feeding effect, which greatly improves the processing efficiency of the profiled steel plate 8.

[0043] When the profiled steel plate 8 is pushed and moves upwards, the profiled steel plate 8 pushes the wedge surface 37 of the clamping frame 14, so that the two clamping frames 14 move away from each other until the profiled steel plate 8 passes over the wedge surface 37, at this time, the two clamping frames 14 temporarily clamp the profiled steel plate 8, and when the adjusting frame 4 moves towards the profiled steel plate 8, the pushing belt roller 6 pushes the sand belt 2 to expand, so that the sand belt 2 no longer abuts against the profiled steel plate 8, and the pushing plate 34 pushes the profiled steel plate 8 after chamfering to realize the unloading operation of the profiled steel plate 8, which greatly improves the chamfering efficiency of the profiled steel plate 8.

[0044] In summary, the present application is provided by the rotation of the rotating roller 3 and driving the sand belt 2 conveying, so that the sand belt 2 chamfering grinding operation is carried out on the special-shaped steel plate 8, when the adjusting frame 4 moves towards the special-shaped steel plate 8, the belt pushing roller 6 pushes the sand belt 2, and when the belt pushing roller 6 moves away from the special-shaped steel plate 8, the tensioning roller 11 moves towards the special-shaped steel plate 8, realizes the tensioning of the sand belt 2, effectively ensures that the sand belt 2 and the chamfer surface of the special-shaped steel plate 8 are in close contact, facilitates the installation of the special-shaped steel plate 8 and greatly improves the chamfering machining effect of the special-shaped steel plate 8. In the present application, the vertical pushing assembly can drive the pushing plate 21 to move step by step, realize the upward movement of the special-shaped steel plate 8 one by one and chamfering grinding operation, and under the clamping and limiting action of the clamping frame 14, the special-shaped steel plate 8 after chamfering processing can be moved to correspond to the horizontal pushing plate 34, and the pushing plate 34 is moved by the adjusting frame 4, that is, the special-shaped steel plate 8 after processing can be pushed to realize the discharging effect, greatly improving the chamfering processing efficiency of the special-shaped steel plate 8.

[0045] It should be particularly pointed out that, although the present application is described in the form of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that those skilled in the art can understand. The above examples only express the preferred embodiments of the present application, and the description is more specific and detailed, but it cannot be understood as limiting the scope of the present application. It should be noted that for those skilled in the art, without departing from the concept of the present application, a number of modifications, improvements and substitutions can be made, which are within the scope of the present application. The scope of protection of the present application should be subject to the appended claims.

Claims

1. A chamfering device for processing irregularly shaped steel plates, comprising a support platform (1), on which two rotating rollers (3) are rotatably mounted, and a drive motor (19) for driving the rotating rollers (3) to rotate is mounted on the support platform (1), and a storage trough (20) is mounted on the support platform (1), on which a plurality of irregularly shaped steel plates (8) are stacked, characterized in that, Abrasive belts (2) are fitted onto the irregular steel plate (8) and two rotating rollers (3). An extension assembly is slidably mounted on the support platform (1). A pair of pusher rollers (6) that abut against the inner wall of the abrasive belt (2) are rotatably mounted on the extension assembly. A guide frame (12) is fixed on the support platform (1). An adjusting frame (4) is slidably mounted on the guide frame (12). A pusher assembly is mounted at the end of the adjusting frame (4). The pusher assembly is used to push and adjust the abrasive belt (2). A pusher assembly is slidably mounted on the adjusting frame (4). A translation block (25) is rotatably mounted with a tension roller (11) for pushing against the outer wall of the sanding belt (2). A servo motor (7) is fixed on the support platform (1). A sliding drive assembly for driving the adjusting frame (4) to slide relative to the guide frame (12) is driven connected to the servo motor (7). A sliding strip (18) is fixed on the translation block (25). A reverse sliding assembly for driving the sliding strip (18) to slide is mounted on the support platform (1). The sliding direction of the ) is opposite to the sliding direction of the adjusting frame (4). A bearing frame (43) is installed at the bottom of the storage tank (20). A vertical pushing assembly is installed on the bearing frame (43). A pushing plate (21) for pushing the irregular steel plate (8) is installed on the vertical pushing assembly. A clamping assembly for temporarily limiting the irregular steel plate (8) is installed on the storage tank (20). A pusher plate (34) corresponding to the transverse direction of the irregular steel plate (8) is fixed on the adjusting frame (4). The sliding drive The assembly includes a bevel gear II (24) coaxially fixed to the output shaft of the servo motor (7), a bevel gear I (17) meshing with the bevel gear II (24), a threaded rod (16) coaxially fixed to the bevel gear I (17), and the threaded rod (16) threadedly connected to the adjusting frame (4). The reverse sliding assembly includes a transmission rack (30) fixed to the sliding plate (18), and a transmission gear (31) coaxially fixed to the bevel gear II (24) meshing with the transmission rack (30).

2. The chamfering device for processing irregularly shaped steel plates according to claim 1, characterized in that, The pusher assembly includes a vertical plate (36) fixed to the top of the guide frame (12), two symmetrically arranged extension frames (5) fixed to the end of the adjusting frame (4), the pusher roller (6) is rotatably mounted on the end of the extension frame (5) away from the adjusting frame (4), a sliding column (13) fixed to the extension frame (5) slides through the vertical plate (36), and a spring ring (35) is fixed between the extension frame (5) and the vertical plate (36).

3. The chamfering device for processing irregularly shaped steel plates according to claim 1, characterized in that, The reverse sliding assembly also includes a support frame (10) and a fixing plate (29) fixed on the support platform (1). A guide rod (45) is fixed between the support frame (10) and the fixing plate (29). A translation frame (15) is slidably sleeved on the guide rod (45). The tension roller (11) is rotatably mounted on the translation frame (15). A connecting spring (33) is fixed between the translation frame (15) and the fixing plate (29).

4. The chamfering device for processing irregularly shaped steel plates according to claim 1, characterized in that, The extension assembly includes an adjustment motor (23) fixed on the support platform (1). The output shaft of the adjustment motor (23) is coaxially fixed with a central gear (27). Two adjustment racks (32) that mesh with the central gear (27) are slidably mounted on the support platform (1). Each adjustment rack (32) is fixed with a rack frame (26). The two rack frames (26) are symmetrically arranged about the central gear (27). An adjustment roller (9) is rotatably mounted on the rack frame (26).

5. A chamfering device for processing irregularly shaped steel plates according to claim 1, characterized in that, The clamping assembly includes a pair of clamping frames (14) slidably mounted on the upper end of the storage tank (20). The clamping frames (14) have downwardly sloping wedge surfaces (37). The clamping frames (14) are slidably mounted on the clamping frames (14) and fixed to the side wall of the storage tank (20). A traction spring (28) is sleeved on the guide post (38). The two ends of the traction spring (28) are fixed to the clamping frames (14) and the storage tank (20) respectively.

6. The chamfering device for processing irregularly shaped steel plates according to claim 1, characterized in that, The vertical jacking assembly includes a guide sleeve (39) rotatably mounted on the support frame (43), a jacking stud (22) fixed to the jacking plate (21) is vertically slidably mounted inside the guide sleeve (39), a retaining strip (44) slidably embedded in the jacking stud (22) is fixed on the inner wall of the guide sleeve (39), and a threaded sleeve (46) threadedly sleeved on the jacking stud (22) is rotatably mounted on the support frame (43).

7. A chamfering device for processing irregularly shaped steel plates according to claim 6, characterized in that, The vertical jacking assembly also includes a feeding motor (40) fixed on the support frame (43), an incomplete gear (41) driven and connected to the feeding motor (40), and a driven gear (42) intermittently meshing with the incomplete gear (41) fixedly sleeved on the threaded sleeve (46).

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