CN221640544U

CN221640544U - Saddle ring saddle part grinding machine fixture for hand-tearing steel rolling mill

Info

Publication number: CN221640544U
Application number: CN202323663313.9U
Authority: CN
Inventors: 唐建斌; 宋磊; 龚凯
Original assignee: Haoben Intelligent Technology Jingjiang Co ltd
Current assignee: Haoben Intelligent Technology Jingjiang Co ltd
Priority date: 2023-12-29
Filing date: 2023-12-29
Publication date: 2024-09-03
Anticipated expiration: 2033-12-29

Abstract

The utility model discloses a saddle ring saddle part grinding machine fixture for a manual tearing steel rolling mill, which comprises a spring jacket, a mandrel and a pressing ring, wherein the spring jacket is used for sleeving a saddle ring saddle, a first step is arranged outside the spring jacket, the mandrel is arranged in the spring jacket in a penetrating manner, a conical surface is arranged on the mandrel and can be contacted with the inner wall of the spring jacket, the pressing ring is connected with the spring jacket through a plurality of connecting pieces, the mandrel circumferentially props up the spring jacket to prop up against the inner wall of the saddle ring saddle, and the pressing ring is tightly pressed on the outermost end surface of the saddle ring saddle, so that the innermost end surface of the saddle ring saddle is propped against the step to be kept fixed; the utility model can process a plurality of saddle ring saddles at one time without adjusting the position, is not easy to damage the saddle ring saddles, effectively improves the processing precision and the processing efficiency, and is convenient to take down the saddle ring saddles by detaching the mandrel and the pressing ring after the processing is finished and retracting the spring jacket inwards in the circumferential direction.

Description

Saddle ring saddle part grinding machine fixture for hand-tearing steel rolling mill

Technical Field

The utility model relates to the technical field of saddle ring saddle processing, in particular to a saddle ring saddle part grinding machine fixture for a hand-tearing steel rolling mill.

Background

When the saddle ring saddle is machined, the saddle ring saddle needs to be clamped and fixed, the outer wall of the saddle ring saddle is clamped by a clamp in the conventional clamping means, the mode mainly has the following defects that firstly, the outer wall of the saddle ring saddle is damaged, the precision requirement of the outer side wall of the saddle ring saddle is affected, and secondly, the clamping position needs to be adjusted for many times to ensure that the whole outer wall can be machined, and the machining efficiency is low.

Disclosure of utility model

The utility model aims to provide a saddle ring saddle part grinding machine fixture for a hand-tearing steel rolling mill, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: saddle ring saddle spare part grinding machine fixture for hand-tearing steel rolling mill includes:

The spring jacket is used for sleeving the saddle ring saddle, and a first stage is arranged outside the spring jacket;

The mandrel is arranged in the spring jacket in a penetrating way, a conical surface is arranged on the mandrel, and the conical surface can be contacted with the inner wall of the spring jacket;

the pressing ring is connected with the spring jacket through a plurality of connecting pieces;

The spring jacket is circumferentially supported by the mandrel to prop against the inner wall of the saddle ring saddle, and the pressing ring is pressed on the outermost end face of the saddle ring saddle, so that the innermost end face of the saddle ring saddle is abutted against the step to be kept fixed.

As an optimized technical scheme, the spring jacket is provided with a plurality of inner holes, the pressing ring is provided with a plurality of outer holes, the outer holes correspond to the inner holes one by one, and each connecting piece is in threaded connection with a group of corresponding outer holes and inner holes.

As a preferable technical scheme, the spring jacket is connected with an extension cylinder, and the extension cylinder can be used for the mandrel to pass through and can temporarily support the pressing ring.

As a preferable technical scheme, the extension cylinder is rotationally connected with a screw sleeve, a threaded section is arranged on the mandrel, and the screw sleeve can be in threaded connection with the threaded section and is used for pulling the mandrel to move along the spring jacket.

Compared with the prior art, the utility model has the beneficial effects that: the saddle ring saddle part grinding machine fixture for the hand-tearing steel rolling mill can process a plurality of saddle ring saddles at one time, does not need to adjust positions, is not easy to damage the saddle ring saddles, effectively improves processing precision and processing efficiency, and is convenient to take down the saddle ring saddles by detaching the mandrel and the pressing ring after processing is finished, and the spring jacket is retracted and reset in the circumferential direction.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the spring jacket structure of the present utility model;

FIG. 3 shows the present utility model a pressing ring structure schematic diagram;

FIG. 4 is a schematic diagram of a mandrel structure according to the present utility model;

FIG. 5 is a schematic view of the clamp saddle ring saddle of the present utility model;

In the figure: 10. a spring jacket; 11. a step; 12. an inner bore; 13. an extension cylinder; 20. a mandrel; 21. a conical surface; 22. a threaded section; 30. a pressing ring; 31. an outer aperture; 40. a screw sleeve; 50. and a connecting piece.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Please refer to fig. 1-5

Example 1

A saddle ring saddle part grinding machine fixture for a hand-tearing steel rolling mill is provided, and comprises a spring jacket 10, a mandrel 20 and a pressing ring 30.

The spring jacket 10 is used for sleeving a saddle ring saddle, a first step 11 is arranged outside the spring jacket 10, a mandrel 20 is arranged in the spring jacket 10 in a penetrating mode, a conical surface 21 is arranged on the mandrel 20, the conical surface 21 can be in contact with the inner wall of the spring jacket 10, the pressing ring 30 is connected with the spring jacket 10 through a plurality of connecting pieces 50, the conical surface 21 is a surface with the outer diameter gradually reduced along the length direction of the mandrel 20, and the mandrel 20 can be guided to penetrate along the spring jacket 10.

The mandrel 20 supports the spring jacket 10 circumferentially against the inner wall of the saddle ring saddle, the pressing ring 30 is pressed on the outermost end face of the saddle ring saddle, the innermost end face of the saddle ring saddle is abutted against the step 11 to be fixed, the conical surface 21 is a surface with the outer diameter gradually reduced along the length direction of the mandrel 20, and the mandrel 20 can be guided to penetrate through the spring jacket 10 to support the spring jacket 10 circumferentially.

Example 2

The spring jacket 10 is provided with a plurality of inner holes 12, the pressing ring 30 is provided with a plurality of outer holes 31, the outer holes 31 and the inner holes 12 are in one-to-one correspondence, each connecting piece 50 is in threaded connection with a group of corresponding outer holes 31 and inner holes 12, and the connecting pieces 50 are bolts, screws and the like.

The mandrel 20 circumferentially supports the spring jacket 10 against the inner wall of the saddle ring saddle, and the pressing ring 30 is pressed against the outermost end surface of the saddle ring saddle, so that the innermost end surface of the saddle ring saddle is abutted against the step 11 to be kept fixed.

Example 3

The spring jacket 10 is connected with the extension cylinder 13, the extension cylinder 13 can be used for the mandrel 20 to pass through, and the pressing ring 30 can be temporarily supported, namely, when the pressing ring 30 is installed, the pressing ring 30 is sleeved on the extension cylinder 13 and is not easy to fall, so that a worker can conveniently adjust the position of the pressing ring 30, and the convenience of assembly is improved.

The extension cylinder 13 is rotationally connected with a threaded sleeve 40, a threaded section 22 is arranged on the mandrel 20, the threaded sleeve 40 can be in threaded connection with the threaded section 22 and is used for pulling the mandrel 20 to move along the spring jacket 10, therefore, the mandrel 20 can be driven to move transversely by rotating the threaded sleeve 40, and the spring jacket 10 is uniformly supported in the circumferential direction after the maximum outer diameter of the mandrel 20 contacts with the inner wall of the spring jacket 10 when the mandrel 20 moves.

In the above embodiments 1-3, the spring jacket 10 is preferably made of 65MN steel, has relatively high strength, has certain flexibility and plasticity, the mandrel 20 is preferably made of 42CrMo steel, has high strength and toughness, and the roughness parameter of the conical surface 22 is ra0.8, and has a smooth surface.

Working principle:

When the saddle ring saddle is clamped, a plurality of saddle ring saddles are sleeved on the spring jacket 10, the pressing ring 30 is connected with the spring jacket 10 through the plurality of connecting pieces 50, the mandrel 20 is arranged in the spring jacket 10 in a penetrating mode, the pressing ring 30 is tightly pressed on the outermost end face of the saddle ring saddle to enable the innermost end face of the saddle ring saddle to be abutted to the step 11, the mandrel 20 is guided to move along the spring jacket 10 through the conical surface 21 to gradually prop up the spring jacket 10 circumferentially outwards to abut against the inner wall of the saddle ring saddle, the saddle ring saddle is stably clamped, the saddle ring saddle, the spring jacket 10 and the central axis of the mandrel 20 are collinear, the mandrel 20 can be used for machining the saddle ring saddle after being fixed through clamping jaws, a clamping chuck and the like, the saddle ring saddle can be machined at one time, the position is not required to be adjusted, damage to the saddle ring saddle is not easy to be caused, machining precision and machining efficiency are effectively improved, and after machining is finished, the mandrel 20 and the pressing ring saddle is removed, the spring jacket 10 is retracted circumferentially inwards, and the saddle ring saddle is conveniently removed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Saddle ring saddle spare part grinding machine fixture for hand-tearing steel rolling mill, its characterized in that includes:

A spring jacket (10) for sleeving a saddle ring saddle, wherein a first stage (11) is arranged outside the spring jacket (10);

The mandrel (20) is arranged in the spring jacket (10) in a penetrating way, a conical surface (21) is arranged on the mandrel (20), and the conical surface (21) can be in contact with the inner wall of the spring jacket (10);

A clamping ring (30) connected to the spring jacket (10) by a plurality of connecting elements (50);

The spring jacket (10) is circumferentially supported by the mandrel (20) to prop against the inner wall of the saddle ring saddle, and the pressing ring (30) is pressed on the outermost end face of the saddle ring saddle, so that the innermost end face of the saddle ring saddle is abutted against the step (11) to be kept fixed.

2. Saddle ring saddle part grinder clamp for hand-tearing steel rolling mill according to claim 1, characterized in that the spring jacket (10) is provided with a plurality of inner holes (12), the pressing ring (30) is provided with a plurality of outer holes (31), the outer holes (31) and the inner holes (12) are in one-to-one correspondence, and each connecting piece (50) is screwed on a group of corresponding outer holes (31) and inner holes (12).

3. Saddle ring saddle seat part grinder clamp for hand-tearing steel rolling mill according to claim 1, characterized in that the spring jacket (10) is connected with an extension cylinder (13), the extension cylinder (13) can be penetrated by a mandrel (20) and can temporarily support a pressing ring (30).

4. A saddle ring saddle part grinder clamp for a hand-tearing steel rolling mill according to claim 3, characterized in that the extension cylinder (13) is rotatably connected with a screw sleeve (40), the mandrel (20) is provided with a thread section (22), and the screw sleeve (40) can be screwed with the thread section (22) for pulling the mandrel (20) to move along the spring jacket (10).