Auxiliary clamping device for roller machining

Abstract

The auxiliary clamping device for roller machining comprises a base, a limiting sliding groove is formed in the top wall of the base, a bearing sliding rail is fixedly connected to the top wall of the base, a distance adjusting motor is fixedly connected to the inner wall of the base, a screw support is fixedly connected to the inner wall of the base, and the output end of the distance adjusting motor is fixedly connected with a gear set. The inner wall of the screw support is rotatably connected with a bidirectional screw, the distance adjusting motor drives the bidirectional screw to rotate through a gear set, the outer wall of the bidirectional screw is in threaded connection with a threaded sleeve frame, and the threaded sleeve frame penetrates through the limiting sliding groove to extend towards the outside of the base. The clamping assembly is rotationally connected to the inner wall of the bearing assembly; the transmission assembly is fixedly connected to the top wall of the base; and the locking assembly is fixedly connected to the top wall of the base. The roller clamping device can clamp a roller with the length exceeding the moving stroke of the clamp and can control the rotating angle of the roller while clamping, the clamping range is enlarged, and the clamping and adjusting complexity is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of cold rolling roller processing, in particular to an auxiliary clamping device for rolling roller processing. Background Art

[0002] As an important tool and consumable part of rolling mill, rolling mill rolls have developed rapidly along with the progress of rolling technology and the continuous upgrading of rolling equipment. With the large-scale and rapid expansion of the output capacity of steel enterprises, domestic rolling mill manufacturers have also accelerated the speed of technological transformation and capacity expansion in recent years. In cold rolling technology, the quality of cold rolling rolls is very important.

[0003] After searching, in the prior art, a Chinese patent with patent application number CN 217255644 U discloses a clamp for cold rolling roller processing. The following scheme is proposed, including a support platform, a clamp assembly arranged on the support platform, and an adjustment assembly arranged below the clamp assembly; the clamp assembly includes a fixed frame, a clamping part, a first connecting plate, a baffle, a telescopic plate, a connecting plate and a screw rod, the clamping part is arranged in four groups, and the four groups of clamping parts are all slidably installed on the inner wall of the fixed frame, but there are still the following defects:

[0004] (1) The clamping length of the roller in the above patent document is limited. When a roller whose length exceeds the moving stroke of the clamp needs to be processed, the clamp assembly cannot clamp the roller, which reduces the application scope of the device.

[0005] After the clamping assembly in the above patent document clamps the roller, the roller can no longer be adjusted in rolling, which limits the clamping position of the device on the roller and increases the complexity of roller processing.

[0006] Therefore, we have made improvements to this and proposed an auxiliary clamping device for roller processing. Utility Model Content

[0007] The purpose of the utility model is to solve the problem that the clamping length of the roller in the above-mentioned patent document is limited. When a roller whose length exceeds the moving stroke of the clamp needs to be processed, the clamping assembly cannot clamp the roller, which reduces the application scope of the device. After the clamping assembly in the above-mentioned patent document clamps the roller, the roller cannot be rolled and adjusted, which limits the clamping position of the roller and increases the complexity of roller processing.

[0008] In order to achieve the above-mentioned utility model purpose, the utility model provides the following technical solutions:

[0009] An auxiliary clamping device for roller processing, comprising a base, a top wall of the base is provided with a limiting slide groove symmetrically distributed about the central axis of the base, the top wall of the base is fixedly connected to a bearing slide rail symmetrically distributed about the central axis of the base, an inner wall of the base is fixedly connected to a pitch-adjusting motor, the inner wall of the base is fixedly connected to a screw bracket symmetrically distributed about the central axis of the base, an output end of the pitch-adjusting motor is fixedly connected to a gear set, the inner wall of the screw bracket is rotatably connected to a bidirectional screw, the pitch-adjusting motor drives the bidirectional screw to rotate through the gear set, the outer wall of the bidirectional screw is threadedly connected to a threaded sleeve symmetrically distributed about the central axis of the base, the threaded sleeve passes through the limiting slide groove and extends to the outside of the base, and also includes:

[0010] A bearing assembly, slidably connected to the top wall of the bearing slide rail, for bearing the roller and the clamp;

[0011] A clamping assembly, rotatably connected to the inner wall of the bearing assembly, for firmly clamping the roller;

[0012] A transmission assembly, fixedly connected to the top wall of the base, used to adjust the rotation angle of the roller;

[0013] The locking assembly is fixedly connected to the top wall of the base and is used to lock the rotation angle of the roller.

[0014] As a preferred technical solution of the utility model, the bearing assembly includes a mounting frame fixedly connected to the top wall of the threaded sleeve, the mounting frame is slidably connected to the bearing slide rail, the inner wall of the mounting frame is rotatably connected to a rotating seat, the inner wall of the mounting frame is rotatably connected to a transmission gear, the outer wall of the rotating seat is fixedly connected to a gear ring, and the gear is meshed with the gear ring.

[0015] As a preferred technical solution of the utility model, the clamping assembly includes a guide groove opened on the inner wall of the rotating seat, a clamping slider slidably connected to the inner wall of the rotating seat, an adjusting slider rotatably connected to the inner wall of the rotating seat, and a hydraulic rod rotatably connected to the outer wall of the rotating seat. The clamping slider is limited by the guide groove, and the rotating seat drives the adjusting slider to rotate through the hydraulic rod, and the adjusting slider drives the clamping slider to move.

[0016] As a preferred technical solution of the utility model, the transmission assembly includes a motor bracket fixedly connected to the top wall of the base, a synchronous motor is fixedly connected to the inner wall of the motor bracket, a transmission rod is fixedly connected to the output end of the synchronous motor, the transmission rod is sleeved on the inner wall of the transmission gear, and the synchronous motor drives the transmission gear to rotate through the transmission rod.

[0017] As a preferred technical solution of the utility model, the locking assembly includes a locking bracket fixedly connected to the top wall of the base, the inner wall of the locking bracket is rotatably connected to a rubber wheel, the inner wall of the locking bracket is fixedly connected to a hydraulic cylinder, the rubber wheel is fixedly connected to one end of the transmission rod away from the synchronous motor, the telescopic end of the hydraulic cylinder is fixedly connected to a rubber pad, and the hydraulic cylinder drives the rubber pad to contact the rubber wheel.

[0018] Compared with the prior art, the utility model has the following beneficial effects:

[0019] In the solution of the utility model:

[0020] 1. The hydraulic rod is set to pull the adjustment slide to rotate along the inner wall of the rotating seat, and the adjustment slide pulls the clamping slider to move along the inner wall of the guide slide groove to complete the spacing adjustment between the clamping sliders. After the roller is placed, the clamping slider is used to firmly clamp the roller, realizing the firm clamping of rollers of different diameters and lengths, solving the problem of the limited clamping length of the roller by the clamp assembly in the above patent document in the prior art. When the roller whose length exceeds the moving stroke of the clamp needs to be processed, the clamp assembly cannot clamp the roller, reducing the application scope of the device;

[0021] 2. The synchronous motor is set to drive the transmission rod to rotate, and the transmission rod drives the rotating seat to rotate through the transmission gear and the gear ring, so as to realize the adjustment of the rotation angle of the roller, and solve the problem that the clamping assembly in the above patent document in the prior art can no longer adjust the roller in rolling after clamping the roller, which limits the clamping position of the device on the roller and increases the complexity of roller processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is one of the overall structural diagrams of the utility model;

[0023] Figure 2 This is the second schematic diagram of the overall structure of the utility model;

[0024] Figure 3 This is one of the cross-sectional structural schematic diagrams of the utility model;

[0025] Figure 4 This is the second schematic diagram of the cross-sectional structure of the utility model;

[0026] Figure 5 This is the third schematic diagram of the cross-sectional structure of the present utility model.

[0027] Indicated in the figure:

[0028] 1. Base; 11. Limiting slide; 12. Load-bearing slide rail; 2. Pitch-adjusting motor; 21. Gear set; 22. Screw bracket; 23. Bidirectional screw; 24. Threaded sleeve; 3. Mounting frame; 31. Rotating seat; 32. Guide slide; 33. Clamping slide; 34. Adjusting slide; 35. Hydraulic rod; 36. Gear ring; 4. Motor bracket; 41. Synchronous motor; 42. Transmission rod; 43. Transmission gear; 5. Locking bracket; 51. Rubber wheel; 52. Rubber pad; 53. Hydraulic cylinder. DETAILED DESCRIPTION

[0029] To make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments.

[0030] like Figure 1 and Figure 3 As shown, this embodiment proposes an auxiliary clamping device for roller processing, including a base 1, a top wall of the base 1 is provided with a limiting slide groove 11 symmetrically distributed about the central axis of the base 1, the top wall of the base 1 is fixedly connected to a bearing slide rail 12 symmetrically distributed about the central axis of the base 1, the inner wall of the base 1 is fixedly connected to a pitch-adjusting motor 2, the inner wall of the base 1 is fixedly connected to a screw bracket 22 symmetrically distributed about the central axis of the base 1, the output end of the pitch-adjusting motor 2 is fixedly connected to a gear set 21, the inner wall of the screw bracket 22 is rotatably connected to a bidirectional screw 23, the pitch-adjusting motor 2 drives the bidirectional screw 23 to rotate through the gear set 21, the outer wall of the bidirectional screw 23 is threadedly connected to a threaded sleeve 24 symmetrically distributed about the central axis of the base 1, and the threaded sleeve 24 passes through the limiting slide groove 11 and extends to the outside of the base 1, and also includes:

[0031] A bearing assembly, slidably connected to the top wall of the bearing slide rail 12, for bearing the rollers and the clamp;

[0032] A clamping assembly, rotatably connected to the inner wall of the bearing assembly, for firmly clamping the roller;

[0033] A transmission assembly, fixedly connected to the top wall of the base 1, for adjusting the rotation angle of the roller;

[0034] A locking assembly, fixedly connected to the top wall of the base 1, for locking the rotation angle of the roller;

[0035] The pitch-adjusting motor 2 drives the gear set 21 to rotate, and the gear set 21 drives the bidirectional screw 23 to rotate. The threaded sleeve 24 rotates with the bidirectional screw 23 and moves synchronously in the opposite direction along the axis of the bidirectional screw 23.

[0036] like Figure 1 , Figure 2 and Figure 4As shown, as a preferred embodiment, on the basis of the above-mentioned method, further, the bearing assembly includes a mounting frame 3 fixedly connected to the top wall of the threaded sleeve 24, the mounting frame 3 is slidably connected to the bearing slide rail 12, the inner wall of the mounting frame 3 is rotatably connected to a rotating seat 31, the inner wall of the mounting frame 3 is rotatably connected to a transmission gear 43, the outer wall of the rotating seat 31 is fixedly connected to a gear ring 36, the gear is meshed with the gear ring 36, the threaded sleeve 24 drives the mounting frame 3 to move along the top wall of the bearing slide rail 12, and completes the adaptive adjustment of the length of the clamped roller.

[0037] like Figure 1 , Figure 2 and Figure 4 As shown, as a preferred embodiment, on the basis of the above-mentioned method, further, the clamping assembly includes a guide slot 32 opened on the inner wall of the rotating seat 31, a clamping slide block 33 slidably connected to the inner wall of the rotating seat 31, an adjusting slide block 34 rotatably connected to the inner wall of the rotating seat 31, and a hydraulic rod 35 rotatably connected to the outer wall of the rotating seat 31. The clamping slide block 33 is limited by the guide slot 32, and the rotating seat 31 drives the adjusting slide block 34 to rotate through the hydraulic rod 35, and the adjusting slide block 34 drives the clamping slide block 33 to move, and controls the extension and retraction of the hydraulic rod 35. The hydraulic rod 35 pulls the adjusting slide block 34 to rotate along the inner wall of the rotating seat 31, and the adjusting slide block 34 pulls the clamping slide block 33 to move along the inner wall of the guide slot 32 to complete the adjustment of the spacing between the clamping slide blocks 33. When the rollers are placed, the clamping slide block 33 is used to firmly clamp the rollers as described above to complete the firm clamping of rollers of different diameters.

[0038] like Figure 1 and Figure 2 As shown, as a preferred embodiment, on the basis of the above-mentioned method, further, the transmission assembly includes a motor bracket 4 fixedly connected to the top wall of the base 1, the inner wall of the motor bracket 4 is fixedly connected to a synchronous motor 41, the output end of the synchronous motor 41 is fixedly connected to a transmission rod 42, the transmission rod 42 is sleeved on the inner wall of the transmission gear 43, the synchronous motor 41 drives the transmission gear 43 to rotate through the transmission rod 42, the synchronous motor 41 is controlled to drive the transmission rod 42 to rotate, the transmission rod 42 drives the rotating seat 31 to rotate through the transmission gear 43 and the gear ring 36, and the rotation angle of the roller is adjusted.

[0039] like Figure 1 , Figure 2 and Figure 5As shown, as a preferred embodiment, on the basis of the above-mentioned method, further, the locking assembly includes a locking bracket 5 fixedly connected to the top wall of the base 1, the inner wall of the locking bracket 5 is rotatably connected to the rubber wheel 51, the inner wall of the locking bracket 5 is fixedly connected to the hydraulic cylinder 53, the rubber wheel 51 is fixedly connected to the end of the transmission rod 42 away from the synchronous motor 41, the telescopic end of the hydraulic cylinder 53 is fixedly connected to the rubber pad 52, the hydraulic cylinder 53 drives the rubber pad 52 to contact with the rubber wheel 51, and the hydraulic cylinder 53 is controlled so that the hydraulic cylinder 53 pushes the rubber pad 52 to fit tightly with the rubber wheel 51, thereby completing the locking of the rotation angle of the roller.

[0040] Specifically, when the device is in use: start the pitch-adjusting motor 2 to drive the gear set 21 to rotate, the gear set 21 drives the bidirectional screw 23 to rotate, the threaded sleeve 24 rotates with the bidirectional screw 23 and moves synchronously in the opposite direction along the axis of the bidirectional screw 23, the threaded sleeve 24 drives the mounting frame 3 to move along the top wall of the bearing slide rail 12, completes the adaptive adjustment of the length of the clamped roll, and then controls the hydraulic rod 35 to extend and retract, the hydraulic rod 35 pulls the adjusting slide 34 to rotate along the inner wall of the rotating seat 31, the adjusting slide 34 pulls the clamping slide block 33 to move along the inner wall of the guide slide groove 32, completes the spacing adjustment between the clamping slide blocks 33, when the rolling mill is in operation, the adjusting slide 34 is used to adjust the distance between the clamping slide blocks 33, and the adjusting slide block 33 is used to adjust the distance between the clamping slide blocks 33. After the roller is placed, the clamping slider 33 is used to firmly clamp the roller as described above, so as to firmly clamp rollers of different diameters. Finally, the hydraulic cylinder 53 is started to drive the rubber pad 52 to leave the rubber wheel 51 to unlock the rubber wheel 51 and the transmission rod 42, and the synchronous motor 41 is controlled to drive the transmission rod 42 to rotate. The transmission rod 42 drives the rotating seat 31 to rotate through the transmission gear 43 and the gear ring 36, so as to complete the adjustment of the roller rotation angle. When the roller rotates to the set angle, the hydraulic cylinder 53 is controlled to make the hydraulic cylinder 53 push the rubber pad 52 to fit tightly with the rubber wheel 51, so as to complete the locking of the roller rotation angle.

[0041] All technical features in this embodiment can be freely combined according to actual needs.

[0042] The above embodiments are preferred implementation schemes of the present invention. In addition, the present invention can also be implemented in other ways. Any obvious replacement without departing from the concept of the present technical solution is within the protection scope of the present invention.

Claims

1. An auxiliary clamping device for roller processing, comprising a base (1), characterized in that: The top wall of the base (1) is provided with a limiting slide groove (11) symmetrically distributed about the central axis of the base (1); the top wall of the base (1) is fixedly connected to a bearing slide rail (12) symmetrically distributed about the central axis of the base (1); the inner wall of the base (1) is fixedly connected to a pitch-adjusting motor (2); the inner wall of the base (1) is fixedly connected to a screw support (22) symmetrically distributed about the central axis of the base (1); the output end of the pitch-adjusting motor (2) is fixedly connected to a gear set (21); the inner wall of the screw support (22) is rotatably connected to a bidirectional screw (23); the pitch-adjusting motor (2) drives the bidirectional screw (23) to rotate through the gear set (21); the outer wall of the bidirectional screw (23) is threadedly connected to a threaded sleeve (24) symmetrically distributed about the central axis of the base (1); the threaded sleeve (24) passes through the limiting slide groove (11) and extends to the outside of the base (1); and further comprises: A bearing assembly, slidably connected to the top wall of the bearing slide rail (12), and used for bearing the roller and the clamp; A clamping assembly, rotatably connected to the inner wall of the bearing assembly, for firmly clamping the roller; A transmission assembly, fixedly connected to the top wall of the base (1), and used for adjusting the rotation angle of the roller; A locking assembly is fixedly connected to the top wall of the base (1) and is used to lock the rotation angle of the roller.

2. The auxiliary clamping device for roller processing according to claim 1, characterized in that: The bearing assembly comprises a mounting frame (3) fixedly connected to the top wall of the threaded sleeve (24), the mounting frame (3) being slidably connected to the bearing slide rail (12), the inner wall of the mounting frame (3) being rotatably connected to a rotating seat (31), the inner wall of the mounting frame (3) being rotatably connected to a transmission gear (43), the outer wall of the rotating seat (31) being fixedly connected to a gear ring (36), and the transmission gear meshing with the gear ring (36).

3. The auxiliary clamping device for roller processing according to claim 1, characterized in that: The clamping assembly comprises a guide slot (32) formed on the inner wall of the rotating seat (31), a clamping slide block (33) slidably connected to the inner wall of the rotating seat (31), an adjusting slide frame (34) rotatably connected to the inner wall of the rotating seat (31), and a hydraulic rod (35) rotatably connected to the outer wall of the rotating seat (31).

4. The auxiliary clamping device for roller processing according to claim 1, characterized in that: The transmission assembly comprises a motor support (4) fixedly connected to the top wall of the base (1); a synchronous motor (41) is fixedly connected to the inner wall of the motor support (4); a transmission rod (42) is fixedly connected to the output end of the synchronous motor (41); and the transmission rod (42) is sleeved on the inner wall of a transmission gear (43).

5. The auxiliary clamping device for roller processing according to claim 1, characterized in that: The locking assembly comprises a locking bracket (5) fixedly connected to the top wall of the base (1); a rubber wheel (51) is rotatably connected to the inner wall of the locking bracket (5); the rubber wheel (51) is fixedly connected to one end of the transmission rod (42) away from the synchronous motor (41); a hydraulic cylinder (53) is fixedly connected to the inner wall of the locking bracket (5); a rubber pad (52) is fixedly connected to the telescopic end of the hydraulic cylinder (53); and the hydraulic cylinder (53) drives the rubber pad (52) to contact the rubber wheel (51).

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