CN210524366U - Be used for accurate location equipment of metal matrix composite material annular canning - Google Patents
Be used for accurate location equipment of metal matrix composite material annular canning Download PDFInfo
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- CN210524366U CN210524366U CN201921093298.XU CN201921093298U CN210524366U CN 210524366 U CN210524366 U CN 210524366U CN 201921093298 U CN201921093298 U CN 201921093298U CN 210524366 U CN210524366 U CN 210524366U
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Abstract
The utility model relates to a preparation of metal matrix composite ring unit specifically is a be used for accurate location assembly device of metal matrix composite ring canning. The device mainly includes: bearing platform, spacing slider, spacing stiff end, spacing slider guide rail, spacing adjusting screw, spacing drum, down-pressing screw rod, down-pressing nut, gleitbretter and pressure head adopt the canning to bear the weight of the system, outer loop positioning system, inner ring positioning system and the inner ring system of impressing combine together, and coaxial and the interior ring of accurate control canning inside and outside ring is impressed steadily the inner ring. The utility model discloses can solve low efficiency, the canning that appears in the current metal matrix composite annular canning assembling process and assemble wearing and tearing and core damage scheduling problem many times for high efficiency, accurate assembly metal matrix composite annular canning.
Description
Technical Field
The utility model relates to a preparation of metal matrix composite ring member specifically is a be used for SiC fibre reinforcing metal matrix composite ring shape canning equipment positioner, can realize assembling metal matrix composite ring shape canning fast, steadily accurately.
Background
The SiC fiber reinforced titanium-based composite material has high specific strength and high specific stiffness and excellent fatigue resistance and creep resistance along the axial direction of the fiber, is used as a gas compressor blisk structure, has the weight reduction of 30-50% compared with a blisk, and can obviously improve the thrust-weight ratio of an engine. At present, a precursor wire and isostatic pressing process are adopted at home and abroad to prepare the composite material integral leaf ring, and the specific process flow is as follows: and winding the SiC fiber coated with the titanium alloy matrix on a titanium alloy inner ring sheath, matching the titanium alloy inner ring sheath, sealing the titanium alloy inner ring sheath with an electron beam, vacuumizing the titanium alloy inner ring sheath, performing isostatic compaction to obtain a blade ring blank, and performing numerical control finish machining on the blank to finally form the blade ring blank.
In the process, the matching link of the inner ring and the outer ring after winding is very important. The large matching gap is beneficial to assembly, but the too large matching gap can seriously affect the welding quality of the electron beam, and the problems of vacuum leakage, low welding seam strength and the like occur, thereby causing the failure of the preparation of the blade ring. Therefore, the titanium alloy inner and outer ring sleeves generally leave a small matching gap in the machining process. The metal sheath has large mass and small matching gap, so that the manual assembly process is very easy to block, and the assembly efficiency is seriously influenced; during the reciprocating assembly process, the fibers of the inner ring are extremely easy to be damaged by impact. In addition, the friction between the inner and outer rings can generate tiny metal particles on the contact surface, which can affect the welding quality of the subsequent electron beam. At present, no special tool or device designed for the process link exists.
SUMMERY OF THE UTILITY MODEL
Not enough to manual assembly, the utility model aims to provide a high efficiency, steady accurate equipment positioner that is used for metal matrix combined material annular canning, solve the technical problem such as inefficiency, damage fibre that present suit assembly in-process appears, can improve canning assembly efficiency, guarantee assembly quality, provide technical guarantee for the high-quality preparation of combined material integral leaf ring.
The technical scheme of the utility model:
a precise positioning and assembling device for a metal matrix composite annular sheath comprises: bearing platform, spacing slider, spacing stiff end, spacing slider guide rail, spacing adjusting screw, spacing drum, down-pressing screw, down-pressing nut, gleitbretter and pressure head, concrete functional structure as follows:
the periphery of the bearing platform is provided with four groups of sheath outer ring limiting devices consisting of limiting sliders, limiting fixed ends, limiting slider guide rails and limiting adjusting screws, the four limiting slider guide rails are uniformly arranged on the upper surface of the bearing platform in a radial radiation manner, the limiting sliders are arranged on the limiting slider guide rails, the limiting sliders are in sliding fit with the limiting slider guide rails, the limiting fixed ends are arranged on the upper surface of the bearing platform on the outer sides of the limiting sliders through bolts, threaded holes are formed in the centers of the limiting fixed ends, one ends of the limiting adjusting screws penetrate through the threaded holes of the limiting fixed ends to be connected with the limiting sliders, and the limiting adjusting screws are in threaded fit with the limiting fixed;
an inner ring limiting cylinder is fixedly installed at the center of the upper surface of the bearing platform, an inner ring pressing-in device composed of a pressing screw, a pressing nut, a slip sheet and a pressing head is arranged on the inner ring limiting cylinder, the pressing screw is arranged on the upper surface of the inner ring limiting cylinder, the pressing head, the slip sheet and the pressing nut are sequentially sleeved on the outer side of the pressing screw from bottom to top, the pressing head is concave, the lower end face of the pressing head corresponds to the upper surface of the inner ring of the sheath, and the pressing nut is in threaded connection with the pressing screw.
The device for accurately positioning and assembling the metal matrix composite annular sheath is characterized in that four rulers are uniformly distributed on the upper surface of the bearing platform in a radial direction in a radial radiation manner, and the central axes of the four rulers coincide with the central line of the sheath outer ring.
The device for accurately positioning and assembling the metal matrix composite annular sheath is characterized in that an adjustable anchor is arranged at the bottom of the bearing platform.
The device for accurately positioning and assembling the metal matrix composite annular sheath is characterized in that a level meter is arranged at the position close to the outer edge of the bearing platform.
The device for accurately positioning and assembling the metal matrix composite annular sheath is characterized in that the initial position of the limiting slide block is arranged at the outer end part of the limiting slide block guide rail.
The accurate positioning and assembling device for the metal matrix composite annular sheath is characterized in that the outer diameter of the limiting cylinder is matched with the inner diameter of the inner ring, so that the sheath inner ring is in sliding fit with the limiting cylinder.
The utility model has the advantages and beneficial effects that:
1. the utility model provides a be used for metal matrix combined material annular canning equipment positioner, the device can the accurate control overcoat inner and outer ring relative position, guarantees that the assembly is accomplished to the canning smoothly high-efficiently.
2. The utility model discloses the device has the function of impressing, can provide steady pressure, ensures the steady nothing vibrations of assembling process, avoids the card to pause and the damage of inner ring fibre striking.
3. The utility model discloses the device has the characteristics that are suitable for canning size scope big, can satisfy the preparation of large-scale combined material ring spare.
4. The device of the utility model is simple in structure and convenient to process and maintain.
Drawings
Fig. 1-2 are schematic structural views of the positioning device for assembling the metal matrix composite annular sheath according to the present invention. Fig. 1 is a front view, and fig. 2 is a plan view.
In the figure: 1-bearing platform, 2-scale, 3-level meter, 4-adjustable foot margin, 5-limiting slide block, 6-limiting fixed end, 7-limiting slide block guide rail, 8-limiting adjusting screw rod, 9-limiting cylinder, 10-pressing screw rod, 11-pressing nut, 12-sliding sheet, 13-pressing head, 14-outer ring part, 15-inner ring part and 16-core material.
Detailed Description
As shown in fig. 1-2, the positioning device for assembling the metal matrix composite annular sheath of the present invention mainly comprises: the canning bears system, outer loop positioning system, inner ring positioning system and inner ring pressing system, and its components of a whole that can function independently structure is: bearing platform 1, scale 2, spirit level 3, adjustable lower margin 4, spacing slider 5, spacing stiff end 6, spacing slider guide rail 7, spacing adjusting screw 8, spacing drum 9, down the screw rod 10, down the nut 11, gleitbretter 12 and pressure head 13, concrete functional structure as follows:
1. jacket bearing system
The system has the main function of bearing a sheathed workpiece, and mainly comprises a bearing platform 1, a scale 2, a level 3 and an adjustable foot margin 4.
2. Outer ring positioning system
The system has the main function of positioning the sheath outer ring part 14 of a workpiece, and has large-range continuously adjustable positioning in consideration of large change of the outer diameter size of the sheath outer ring in different structural designs, and the structure of the system mainly comprises a limiting slide block 5, a limiting fixed end 6, a limiting slide block guide rail 7 and a limiting adjusting screw 8.
3. Inner ring positioning system
The system has the function of positioning the inner ring part 15 of the sheath of a workpiece, and is structurally composed of a few limit cylinders 9 which can be inserted because the inner diameter of the inner ring of the sheath is relatively fixed, wherein the outer diameter of each limit cylinder 9 is matched with the inner diameter of the inner ring, so that the inner ring of the sheath is in sliding fit with the limit cylinders 9.
4. Inner ring press-in system
The function of the system is to press the inner ring of the sheath, and the structure of the system mainly comprises a lower pressing screw 10, a lower pressing nut 11, a sliding sheet 12 and a pressure head 13.
The adjustable anchor 4 is installed at the bottom of the bearing platform 1, the four scales 2 are uniformly distributed on the upper surface of the bearing platform 1 in a radial and radial manner, the central axes of the four scales 2 are overlapped with the central line of the outer ring of the sheath, and a level 3 is arranged at the position close to the outer edge of the bearing platform 1. The periphery of the bearing platform 1 is four groups of sheath outer ring limiting devices formed by a limiting slide block 5, a limiting fixed end 6, a limiting slide block guide rail 7 and a limiting adjusting screw 8, the four limiting slide block guide rails 7 are radially and uniformly distributed on the upper surface of the bearing platform 1 in a radiation manner, the limiting slide block 5 is arranged on the limiting slide block guide rail 7, the limiting slide block 5 is in sliding fit with the limiting slide block guide rail 7, the initial position of the limiting slide block 5 is arranged at the outer end part of the limiting slide block guide rail 7, the limiting fixed end 6 is installed on the upper surface of the bearing platform 1 through a bolt on the outer side of the limiting slide block 5, a threaded hole is formed in the center of the limiting fixed end 6, one end of the limiting adjusting screw 8 penetrates through the threaded hole of the limiting fixed end 6.
An inner ring limiting cylinder 9 is fixedly installed at the center of the upper surface of the bearing platform 1, an inner ring press-in device composed of a press-down screw 10, a press-down nut 11, a slip sheet 12 and a press head 13 is arranged on the inner ring limiting cylinder 9, the press head 13, the slip sheet 12 and the press-down nut 11 are sequentially sleeved on the outer side of the press-down screw 10 from bottom to top, the press head 13 is concave downwards, the lower end face of the press head corresponds to the upper surface of the sheath inner ring, and the press nut 11 is in threaded connection with the press-down screw 10.
As shown in fig. 1-2, the positioning device for assembling the metal matrix composite annular sheath of the present invention has the following specific working modes:
1. firstly, the device is placed on a stable hard table top or the ground, and the levelness of the bearing platform 1 is adjusted to be horizontal by using adjustable feet 4 through observing an indicating window of a level meter 3;
2. placing the outer ring part 14 of the sheath on the bearing platform 1, driving the limiting slide block 5 to adjust the position of the sheath outer ring by rotating the limiting adjusting screw 8, indicating that the sheath outer ring is positioned at the center of the bearing platform 1 when the number values displayed by the sheath outer ring edge in the scale 2 are the same, stopping adjustment, and locking the knob of the limiting adjusting screw 8;
3. sleeving a sheath inner ring part 15 with a core material 16 into a limiting cylinder 9, wherein the sheath inner ring part sinks into a sheath outer ring at the moment, and then pressing down a screw 10;
4. and a pressure head 13, a slip sheet 12 and a pressing nut 11 are sequentially installed, and the pressing head 13 can stably press the inner ring of the sheath into the outer ring of the sheath by rotating the pressing nut 11, so that the sheath assembly is completed.
The result shows, the utility model discloses a coaxial and the interior inner ring's of steadily impressing technical scheme in the accurate control canning, the inefficiency that appears in can solving current metal matrix composite annular canning assembling process, canning be assembled wearing and tearing and core damage scheduling problem many times for high efficiency, accurate assembly metal matrix composite annular canning.
Claims (6)
1. The utility model provides a be used for accurate location assembly device of metal matrix composite ring wrap which characterized in that includes: bearing platform, spacing slider, spacing stiff end, spacing slider guide rail, spacing adjusting screw, spacing drum, down-pressing screw, down-pressing nut, gleitbretter and pressure head, concrete functional structure as follows:
the periphery of the bearing platform is provided with four groups of sheath outer ring limiting devices consisting of limiting sliders, limiting fixed ends, limiting slider guide rails and limiting adjusting screws, the four limiting slider guide rails are uniformly arranged on the upper surface of the bearing platform in a radial radiation manner, the limiting sliders are arranged on the limiting slider guide rails, the limiting sliders are in sliding fit with the limiting slider guide rails, the limiting fixed ends are arranged on the upper surface of the bearing platform on the outer sides of the limiting sliders through bolts, threaded holes are formed in the centers of the limiting fixed ends, one ends of the limiting adjusting screws penetrate through the threaded holes of the limiting fixed ends to be connected with the limiting sliders, and the limiting adjusting screws are in threaded fit with the limiting fixed;
an inner ring limiting cylinder is fixedly installed at the center of the upper surface of the bearing platform, an inner ring pressing-in device composed of a pressing screw, a pressing nut, a slip sheet and a pressing head is arranged on the inner ring limiting cylinder, the pressing screw is arranged on the upper surface of the inner ring limiting cylinder, the pressing head, the slip sheet and the pressing nut are sequentially sleeved on the outer side of the pressing screw from bottom to top, the pressing head is concave, the lower end face of the pressing head corresponds to the upper surface of the inner ring of the sheath, and the pressing nut is in threaded connection with the pressing screw.
2. The device for accurately positioning and assembling the metal matrix composite annular sheath according to claim 1, wherein the four scales are uniformly radially arranged on the upper surface of the bearing platform along the radial direction, and the central axes of the four scales are coincident with the central line of the sheath outer ring.
3. The device for accurately positioning and assembling the metal matrix composite annular sheath according to claim 1, wherein an adjustable foot is arranged at the bottom of the bearing platform.
4. The apparatus as claimed in claim 1, wherein a level is positioned adjacent the outer edge of the platform.
5. The apparatus for precisely positioning and assembling the metal matrix composite material annular sheath according to claim 1, wherein the initial position of the limit slider is at the outer end of the limit slider guide rail.
6. The apparatus for precisely positioning and assembling the metal matrix composite annular sheath according to claim 1, wherein the outer diameter dimension of the limiting cylinder is matched with the inner diameter dimension of the inner ring, so that the sheath inner ring and the limiting cylinder are in sliding fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921093298.XU CN210524366U (en) | 2019-07-12 | 2019-07-12 | Be used for accurate location equipment of metal matrix composite material annular canning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921093298.XU CN210524366U (en) | 2019-07-12 | 2019-07-12 | Be used for accurate location equipment of metal matrix composite material annular canning |
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| CN210524366U true CN210524366U (en) | 2020-05-15 |
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| CN201921093298.XU Active CN210524366U (en) | 2019-07-12 | 2019-07-12 | Be used for accurate location equipment of metal matrix composite material annular canning |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117634052A (en) * | 2024-01-25 | 2024-03-01 | 中国航发四川燃气涡轮研究院 | Accurate positioning design method for metal matrix composite leaf ring reinforced core |
-
2019
- 2019-07-12 CN CN201921093298.XU patent/CN210524366U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117634052A (en) * | 2024-01-25 | 2024-03-01 | 中国航发四川燃气涡轮研究院 | Accurate positioning design method for metal matrix composite leaf ring reinforced core |
| CN117634052B (en) * | 2024-01-25 | 2024-04-16 | 中国航发四川燃气涡轮研究院 | Accurate positioning design method for metal matrix composite leaf ring reinforced core |
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