CN220280125U - Processing device of ceramic cylinder for aero-engine - Google Patents

Abstract

The utility model discloses a processing device of a ceramic cylinder for an aeroengine, which comprises the following components: the base body is provided with a table top, the table top is provided with a containing cavity, the bottom of the containing cavity is provided with a positioning hole, and the positioning hole is used for positioning one end of the ceramic cylinder; the fixing mechanism comprises a supporting component and a pressing component, the supporting component comprises a first supporting piece and a second supporting piece, the first supporting piece and the second supporting piece are positioned on two opposite sides of the accommodating cavity, the pressing component comprises a first pressing piece and a second pressing piece, the first pressing piece and the first supporting piece clamp one side of the ceramic cylinder, and the second pressing piece and the second supporting piece clamp the other side of the ceramic cylinder; the limiting assembly comprises a limiting piece and a side pushing piece, wherein the limiting piece and the side pushing piece are positioned on two opposite sides of the accommodating cavity, and the side pushing piece is in translation abutting connection with the ceramic cylinder so that the ceramic cylinder abuts against the limiting piece. The processing device of the ceramic cylinder for the aero-engine can conveniently position and fix the cylinder body.

Description

Processing device of ceramic cylinder for aero-engine

Technical Field

The utility model relates to a device structure for processing a ceramic cylinder, in particular to a processing device for the ceramic cylinder for an aeroengine.

Background

Engine ceramic cylinders typically include a block.

Structurally, the cylinder body is provided with an inner round hole, the inner round hole is used for accommodating a cylinder liner, and the cylinder liner accommodates reciprocation of a piston; the cylinder body is also provided with an end ring, and the end ring is positioned at the end part of the inner round hole and is used for installing a cylinder head so as to form an engine combustion chamber; the cylinder body is also provided with radiating fins which are positioned in the radial direction of the inner round hole, so that the outer contour of the cylinder body is irregular, and ventilation and heat dissipation are facilitated.

On the manufacturing, the multipurpose casting generates a cylinder blank, then the inner round hole and the end ring of the cylinder are machined by a lathe, and other structures of the cylinder are machined by a milling machine.

However, the cylinder is irregular in shape, and inconvenient to position and fix.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a processing device of a ceramic cylinder for an aeroengine, which can conveniently position and fix the cylinder body.

According to an embodiment of the utility model, a processing device for a ceramic cylinder for an aeroengine comprises:

the base body is provided with a table top, the table top is provided with a containing cavity, the containing cavity is used for containing the ceramic cylinder, the bottom of the containing cavity is provided with a positioning hole, and the positioning hole is used for positioning one end of the ceramic cylinder;

the fixing mechanism is used for fixing the ceramic cylinder and comprises a supporting component and a pressing component, the supporting component comprises a first supporting piece and a second supporting piece, the first supporting piece and the second supporting piece are positioned on the table top and are positioned on two opposite sides of the accommodating cavity, the pressing component comprises a first pressing piece and a second pressing piece, the first pressing piece and the first supporting piece clamp one side of the ceramic cylinder, and the second pressing piece and the second supporting piece clamp the other side of the ceramic cylinder;

the limiting assembly is used for limiting the ceramic cylinder and comprises a limiting piece and a side pushing piece, wherein the limiting piece and the side pushing piece are positioned on the table top and on two opposite sides of the accommodating cavity, and the side pushing piece is in translational abutting joint with the ceramic cylinder so that the ceramic cylinder abuts against the limiting piece.

According to the processing device of the ceramic cylinder for the aeroengine, provided by the embodiment of the utility model, the cavity wall of the accommodating cavity is provided with the side opening, and the side opening is used for deslagging.

According to the machining device for the ceramic cylinder for the aero-engine, the number of the side openings is two, and the two side openings are positioned on two opposite sides of the accommodating cavity.

According to the processing device of the ceramic cylinder for the aeroengine, disclosed by the embodiment of the utility model, the outer contour of the seat body is cylindrical.

According to the machining device for the ceramic cylinder for the aero-engine, the first supporting piece and/or the second supporting piece are/is provided with supporting edges.

According to the processing device for the ceramic cylinder for the aeroengine, the first supporting piece is provided with two supporting points, the two supporting points are protruded in the direction away from the cavity bottom of the accommodating cavity, the number of the first pressing pieces is two correspondingly, and the ceramic cylinder is clamped by one first pressing piece and one supporting point.

According to the processing device for the ceramic cylinder for the aero-engine, the first pressing piece and/or the second pressing piece are/is connected with the rotary cylinder.

According to the processing device for the ceramic cylinder for the aero-engine, the limiting piece and the side pushing piece are arranged close to the first supporting piece, and the limiting piece and the side pushing piece are arranged far away from the second supporting piece.

According to the processing device for the ceramic cylinder for the aero-engine, the limiting assembly further comprises a left limiting block and a right limiting block, and the second supporting piece and the second pressing piece are arranged between the left limiting block and the right limiting block.

According to the machining device for the ceramic cylinder for the aeroengine, the left limiting block is provided with the left protruding tip, the right limiting block is provided with the right protruding tip, and the ceramic cylinder is accommodated between the left protruding tip and the right protruding tip to be abutted against the second supporting piece.

According to the embodiment of the utility model, the processing device of the ceramic cylinder for the aeroengine has at least the following beneficial effects:

1. according to the utility model, the accommodating cavity is arranged, so that the ceramic cylinder can be placed in the accommodating cavity, the height difference between the top surface of the ceramic cylinder and the periphery of the seat body is reduced, torque transmission is reduced, the fixing is convenient, and loosening is avoided.

2. The positioning holes are formed in the bottom of the accommodating cavity, so that the ceramic cylinder is positioned conveniently and is adjusted in place conveniently, and meanwhile, the outer part of the ceramic cylinder is prevented from contacting the inner wall of the accommodating cavity, and the ceramic cylinder is prevented from being damaged.

3. According to the utility model, the fixing mechanism is provided with the supporting component and the pressing component, so that the ceramic cylinder can be stably supported, the movable stroke of the pressing component is small, the occupied space of the processing device can be reduced, and the ceramic cylinder is convenient to install on various machine tools.

4. According to the utility model, the fixing assembly is arranged, so that the distance between the pressing piece and the supporting piece is reduced, the fixing stability is improved, and the processing precision and the processing quality are improved.

5. According to the utility model, the limiting assembly is provided with the limiting piece and the side pushing piece, so that on one hand, error prevention can be performed, and on the other hand, the ceramic cylinder is positioned along the radial direction of the ceramic cylinder, and the center deviation is reduced.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic structural view of a processing device of a ceramic cylinder for an aero-engine according to an embodiment of the present utility model;

fig. 2 is a schematic structural view of a machining device for a ceramic cylinder for an aircraft engine shown in fig. 1.

Reference numerals: the device comprises a 1-table top, a 2-accommodating cavity, a 3-positioning hole, a 4-first supporting piece, a 5-second supporting piece, a 6-first pressing piece, a 7-second pressing piece, an 8-limiting piece, a 9-side pushing piece, a 10-side opening, an 11-supporting edge, a 12-left limiting block and a 13-right limiting block.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

A processing device for a ceramic cylinder for an aeroengine according to an embodiment of the present utility model is described below with reference to the accompanying drawings.

Referring to fig. 1, the present utility model aims to provide an embodiment of a machining device for a ceramic cylinder for an aero-engine.

The processing device of the embodiment generally comprises a processing mechanism and a clamp for fixing the ceramic cylinder, wherein the processing mechanism is mainly a lathe, a milling machine, a drilling machine, a grinding machine and the like, so that various processing requirements are met. The clamp is used for positioning and fixing the ceramic cylinder, so that the ceramic cylinder can be accurately machined.

In some embodiments of the present utility model, the clamp includes a base, a fixing assembly, and a limiting assembly.

The base is used for being installed on a processing mechanism to form an installation standard, and can be formed by single parts or assembled by a plurality of parts.

In particular, the base body is provided with a table top 1, the table top 1 is provided with a containing cavity 2, the containing cavity 2 is used for containing the ceramic cylinder, the cavity bottom of the containing cavity 2 is provided with a positioning hole 3, the positioning hole 3 is used for positioning one end of the ceramic cylinder, that is, when the clamp is used, the ceramic cylinder is placed in the containing cavity 2, and meanwhile, one end of the ceramic cylinder is positioned in the positioning hole 3, so that preliminary placement is completed.

For fixed establishment, fixed establishment is used for fixed ceramic cylinder, and fixed establishment includes supporting component and compresses tightly the subassembly, and supporting component is used for multiple spot support ceramic cylinder, improves ceramic cylinder's stability, reduces rocking in the course of working. The pressing component can press the ceramic cylinder at multiple points, so that the ceramic cylinder can be conveniently processed at multiple positions, and the processing quality is high.

In particular, the support assembly comprises a first support 4 and a second support 5, the first support 4 and the second support 5 being located on the table top 1 and on opposite sides of the receiving cavity 2.

Correspondingly, the compressing assembly comprises a first compressing piece 6 and a second compressing piece 7, one side of the ceramic cylinder is clamped by the first compressing piece 6 and the first supporting piece 4, and the other side of the ceramic cylinder is clamped by the second compressing piece 7 and the second supporting piece 5, so that the ceramic cylinder can be prevented from deflecting towards multiple directions, and the stability is improved.

For spacing subassembly, spacing subassembly is used for spacing ceramic cylinder, on the one hand, can avoid adorning the anti-, promptly, avoid on the ceramic cylinder should be supported by the position that first support piece 4 was supported by second support piece 5, on the other hand, can carry out the profiling location to ceramic cylinder, avoid blank manufacturing difference to the influence of location, improve positioning accuracy, reduce the processingquality.

Specifically, the limiting assembly comprises a limiting piece 8 and a side pushing piece 9, wherein the limiting piece 8 and the side pushing piece 9 are positioned on the table top 1 and on the other opposite two sides of the accommodating cavity 2, and the side pushing piece 9 is in translation abutting joint with the ceramic cylinder so that the ceramic cylinder abuts against the limiting piece 8.

Therefore, when one end of the ceramic cylinder is located behind the positioning hole 3, the side pushing piece 9 is controlled, so that the side pushing piece 9 abuts against one side of the ceramic cylinder, and the other side of the ceramic cylinder abuts against the limiting piece 8, and as the operator needs to execute the operation of controlling the side pushing piece 9, the operator can easily observe whether the side pushing piece 9 abuts against the position where the ceramic cylinder should abut against, and reverse installation is avoided.

To sum up, firstly, the accommodating cavity 2 is provided in this embodiment, so that the ceramic cylinder can be placed in the accommodating cavity 2, the height difference between the top surface of the ceramic cylinder and the periphery of the seat body is reduced, torque transmission is reduced, fixing is facilitated, and loosening is avoided.

Secondly, this embodiment makes locating hole 3 be located the chamber bottom of holding chamber 2 through setting up locating hole 3, therefore, still conveniently fixes a position the ceramic cylinder, conveniently adjusts in place, simultaneously, avoids the outside contact holding chamber 2's of ceramic cylinder inner wall, avoids ceramic cylinder impaired.

Furthermore, this embodiment makes fixed establishment have supporting component and hold-down subassembly through setting up fixed establishment to, can stably support ceramic cylinder, hold-down subassembly's movable stroke is also little, can reduce processingequipment's occupation space, conveniently installs in all kinds of lathes.

In addition, this embodiment has still reduced the distance of compressing tightly piece and support piece through setting up fixed subassembly to, improve fixed stability, improve machining precision and processingquality.

In addition, through setting up spacing subassembly, make spacing subassembly have locating part 8 and side push piece 9, on the one hand, can go on mistake proofing, on the other hand still makes ceramic cylinder obtain the location along its radial, reduces the center deviation.

In some embodiments of the utility model, the walls of the receiving chamber 2 may be provided with side openings 10, the side openings 10 being used for slag removal.

It is easy to understand that, in this embodiment, by providing the side opening 10, the cutting fluid and machining chips can flow out through the side opening 10, so as to facilitate the circulation of the cutting fluid, and at the same time, avoid the situation that the accommodating cavity 2 is full of the cutting fluid, so that the ceramic cylinder is inconvenient to place.

In some embodiments of the present utility model, the number of side openings 10 may be two, and two side openings 10 are located at opposite sides of the accommodating chamber 2.

It is easy to understand that by providing two side openings 10 in this embodiment, the cutting fluid and chips can be discharged uniformly, the chips are prevented from being deposited on one side of the machine tool, and the number of cleaning chips is reduced.

In some embodiments of the present utility model, the outer contour of the seat may be made cylindrical.

Therefore, the fixture can be arranged on a lathe, the ceramic cylinder can be turned conveniently, and the machining efficiency is improved.

In some embodiments of the present utility model, the first support 4 and/or the second support 5 may be provided with a support edge 11, so as to adapt to the long and narrow characteristics of the upper plane of the ceramic cylinder, and at the same time, properly increase the contact area, and avoid crush injury.

In some specific embodiments of the present utility model, the first supporting member 4 may be provided with two supporting points, the two supporting points are protruded in a direction away from the bottom of the accommodating cavity 2, and the number of the first pressing members 6 is two, and one first pressing member 6 and one supporting point clamp the ceramic cylinder.

It is easy to understand that the present embodiment overcomes the problem of uneven surface of the ceramic cylinder by providing the first support 4 with two support points, and thus, can realize three-point support in cooperation with the second support 5.

In some embodiments of the utility model, a rotary cylinder may be connected to the first hold-down member 6 and/or the second hold-down member 7.

It is easy to understand that this embodiment is to prevent the pressing member from interfering with the ceramic cylinder when the ceramic cylinder is disassembled by connecting the first pressing member 6 and the second pressing member 7 to the rotary cylinder.

In some embodiments of the utility model, the first compression member 6 and the second compression member 7 may be connected in a four bar configuration or may be reversible, as well as being able to be retracted.

In some specific embodiments of the utility model, the stop 8 and the side pusher 9 may be positioned close to the first support 4, the stop 8 and the side pusher 9 being positioned away from the second support 5.

It is easy to understand that, in this embodiment, the limiting member 8 and the side pushing member 9 are close to the first supporting member 4, so that the middle part of the ceramic cylinder is prevented from being limited, the accuracy of limiting is improved, the error-proofing capability is improved, and the position to be processed of the ceramic cylinder is kept away from, so that the influence on the cutter path is avoided.

In some embodiments of the present utility model, the side pushing member 9 may be hinged with a connecting rod, and the connecting rod may be hinged with a handle, and the handle may be rotatably connected with the base or an additional part, so that the handle may be rotated to realize the translational movement of the side pushing member 9, which is convenient and quick.

In some embodiments of the present utility model, the limiting member 8 may be provided with a limiting bump, so as to satisfy the limiting requirement and reduce the contact position.

In some specific embodiments of the present utility model, the limiting assembly may further include a left limiting block 12 and a right limiting block 13, and the second supporting member 5 and the second pressing member 7 are disposed between the left limiting block 12 and the right limiting block 13.

It is easy to understand that, in this embodiment, by setting the left limiting block 12 and the right limiting block 13, the other part of the ceramic cylinder is conveniently limited, so that the ceramic cylinder is prevented from being easily dead deflected due to the fact that the limiting piece 8 and the side pushing piece 9 are far away from the second supporting piece 5.

According to the machining device for the ceramic cylinder for the aeroengine, the left limiting block 12 is provided with the left protruding tip, the right limiting block 13 is provided with the right protruding tip, and the ceramic cylinder is accommodated between the left protruding tip and the right protruding tip to be abutted against the second supporting piece 5.

It is easy to understand that this embodiment has both satisfied spacing needs, reduces occupation space again through setting up left protruding point and right protruding point, makes things convenient for second clamp 7 and second support 5 cooperation fixed ceramic cylinder.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (10)

1. A device for machining a ceramic cylinder for an aeroengine, comprising:

the base body is provided with a table top, the table top is provided with a containing cavity, the containing cavity is used for containing the ceramic cylinder, the bottom of the containing cavity is provided with a positioning hole, and the positioning hole is used for positioning one end of the ceramic cylinder;

the fixing mechanism is used for fixing the ceramic cylinder and comprises a supporting component and a pressing component, the supporting component comprises a first supporting piece and a second supporting piece, the first supporting piece and the second supporting piece are positioned on the table top and are positioned on two opposite sides of the accommodating cavity, the pressing component comprises a first pressing piece and a second pressing piece, the first pressing piece and the first supporting piece clamp one side of the ceramic cylinder, and the second pressing piece and the second supporting piece clamp the other side of the ceramic cylinder;

the limiting assembly is used for limiting the ceramic cylinder and comprises a limiting piece and a side pushing piece, wherein the limiting piece and the side pushing piece are positioned on the table top and on two opposite sides of the accommodating cavity, and the side pushing piece is in translational abutting joint with the ceramic cylinder so that the ceramic cylinder abuts against the limiting piece.

2. The device for machining ceramic cylinders for aircraft engines according to claim 1, characterized in that the walls of the housing chamber are provided with side openings for slag removal.

3. The machining device for a ceramic cylinder for an aircraft engine according to claim 2, wherein the number of the side openings is two, and the two side openings are located on two opposite sides of the accommodating chamber.

4. The machining device for a ceramic cylinder for an aircraft engine according to claim 1, wherein the outer contour of the seat body is cylindrical.

5. A device for machining a ceramic cylinder for an aircraft engine according to claim 1, characterized in that the first support and/or the second support have support edges.

6. The machining device for a ceramic cylinder for an aeroengine according to claim 1, wherein the first supporting member is provided with two supporting points, the two supporting points are protruded in a direction away from a bottom of the accommodating cavity, the number of the first pressing members is two, and one of the first pressing members and one of the supporting points clamp the ceramic cylinder.

7. The machining device for a ceramic cylinder for an aircraft engine according to claim 1, wherein the first pressing member and/or the second pressing member is/are connected with a rotary cylinder.

8. The machining device for a ceramic cylinder for an aircraft engine according to claim 1, wherein the limiting member and the side pushing member are disposed close to the first support member, and the limiting member and the side pushing member are disposed away from the second support member.

9. The device for machining a ceramic cylinder for an aircraft engine according to claim 1, wherein the limiting assembly further comprises a left limiting block and a right limiting block, and the second supporting member and the second pressing member are disposed between the left limiting block and the right limiting block.

10. The machining device for a ceramic cylinder for an aircraft engine according to claim 9, wherein the left stopper has a left protruding tip, the right stopper has a right protruding tip, and the ceramic cylinder is accommodated between the left protruding tip and the right protruding tip to abut against the second support member.