CN116900761A - Error-proof clamp gland of squirrel-cage part - Google Patents
Error-proof clamp gland of squirrel-cage part Download PDFInfo
- Publication number
- CN116900761A CN116900761A CN202311032777.1A CN202311032777A CN116900761A CN 116900761 A CN116900761 A CN 116900761A CN 202311032777 A CN202311032777 A CN 202311032777A CN 116900761 A CN116900761 A CN 116900761A
- Authority
- CN
- China
- Prior art keywords
- positioning
- chassis
- compression
- block
- round table
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 210000004907 gland Anatomy 0.000 title claims abstract description 23
- 230000006835 compression Effects 0.000 claims abstract description 36
- 238000007906 compression Methods 0.000 claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 6
- 241000555745 Sciuridae Species 0.000 claims description 13
- 238000003825 pressing Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000005056 compaction Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The utility model discloses an error-proof clamp gland of a squirrel-cage part, which comprises a chassis and a plurality of radial umbrella-shaped compression ribs arranged along the outer end of the chassis, wherein each compression rib is vertically provided with a positioning block, the positioning blocks together form a positioning round mechanism, and the positioning blocks horizontally extend along the outer end of the positioning block; the chassis is formed by integrally forming a disc and a round table protruding out of the outer surface of the disc, and the round table is provided with a positioning hole. The inner surface of the chassis is a spherical surface, the outer surface of the chassis is provided with a round table, the generatrix of the round table is a parabola, and the positioning hole penetrates through the whole chassis along the central axis of the round table. The fixture can prevent the processing deformation of the parts, ensure the non-play of the processing process of the product and the controllable deformation of the parts, and ensure the quality of the product.
Description
Technical Field
The utility model belongs to the technical field of machining fixtures, and particularly relates to an error-proof fixture gland of a squirrel-cage part.
Background
In the field of manufacturing in aircraft engines, as shown in fig. 3, the engine components relate to various thin-walled barrel support ring parts. The thin-wall cylinder support ring part is provided with a precise window on a thin-wall ring to form a squirrel cage bar, which is called as a squirrel cage, and the parts do not move and the deformation of the parts is controllable in the processing process of the squirrel cage, so that the product quality is ensured.
The fixture for the thin-wall easily-deformed squirrel-cage part comprises a part positioning fixture body and a fixture jacking plate, wherein the upper end surface of the part positioning fixture body is a circular plane, screw holes are distributed in the circumferential direction of the edge of the part positioning fixture body, and a cylindrical boss is arranged on the upper end surface of the part positioning fixture body; the fixture jacking plate is a cylindrical plate, a threaded through hole is formed in the fixture jacking plate, a jacking screw is arranged in the threaded through hole, and the head of the jacking screw is spherical. The lower part of the squirrel cage is fixed by the screw through the screw hole in the clamping process of the clamp, and the squirrel cage is tightly propped by the clamp propping plate in the inner cavity of the auxiliary screw for adjusting the propping screw. Therefore, the parts cannot be deformed in clamping, and the squirrel-cage parts are processed in the fixed state. As long as the ribs of the cylinder are processed according to symmetrical distribution, the parts cannot deform due to tensioning. But the parts are bulky and costly to manufacture.
The mouse cage elastic support bearing outer ring machining clamp with the publication number of CN212311434U comprises a bottom plate, a groove, a first screw rod and a second screw rod are arranged on the bottom plate, a positioning block is arranged in the groove, a first compression block and a first nut are arranged on the first screw rod, a waist-shaped hole is formed in the middle of the compression block, the first screw rod is arranged in the waist-shaped hole, a pressing plate and a second nut are arranged on the second screw rod, and a clamping part is arranged at the other end of the bottom plate and is convenient to clamp on a composite machine tool. The utility model has the advantages of simple structure, convenient clamping and disassembly, reliable positioning, high precision of the processed parts and low rejection rate. The device also involves a bulky problem.
There is a need for a fixture that is inexpensive to manufacture, lightweight, and meets the processing requirements.
Disclosure of Invention
In order to solve the problems, the utility model aims to provide an error-proof clamp gland of a squirrel-cage part,
in order to achieve the above purpose, the present utility model adopts the following technical scheme: an error-proof clamp gland of a squirrel-cage part comprises a chassis and a plurality of radial umbrella-shaped compression ribs arranged along the outer end of the chassis, wherein each compression rib is vertically provided with a positioning block, the positioning blocks together form a positioning round mechanism, and the positioning blocks horizontally extend along the outer end; the chassis is formed by integrally forming a disc and a round table protruding out of the outer surface of the disc, and the round table is provided with a positioning hole.
The inner surface of the chassis is a spherical surface, the outer surface of the chassis is provided with a round table, the generatrix of the round table is a parabola, and the positioning hole penetrates through the whole chassis along the central axis of the round table.
The compressing ribs are long bar blocks, the outer ring ends of the chassis extend obliquely upwards, and the width of the long bar blocks is changed from small to large.
The positioning block and the compression block are rectangular blocks, the compression block is horizontally arranged and connected with the compression ribs, the lower end face of the compression block and the lower end face of the compression ribs are on the same horizontal plane, the positioning block is vertically arranged at the joint of the compression block and the compression ribs, and the height of the positioning block is larger than the width of the compression block.
And the horizontal plane of the compaction block is also provided with a locating pin, and the number of the locating pins is one.
The positioning pins are diamond-shaped, and the pressing blocks are provided with positioning holes which are matched and fixed with the diamond-shaped positioning pins.
Compared with the prior art, the utility model has the following advantages:
1. the gland is reasonable in structure, can ensure that the parts are processed more efficiently, is low in production cost, and is suitable for being adopted by various manufacturers.
2. The pressing force of the pressing cover can be adjusted according to the condition of the part, so that the pressing force is ensured to be in a reasonable range, the non-play of the product processing process and the controllable deformation of the part are ensured, and the product quality is ensured.
3. The gland compresses tightly the terminal surface of part, and the circumference of pressure disk is equallyd divide according to the squirrel cage strip quantity of part for every compresses tightly a squirrel cage strip of rib corresponding part, has ensured the omnidirectional and has compressed tightly.
4. The positioning device is provided with a positioning circle and a positioning pin, and positioning holes are also formed in the chassis, so that the positioning accuracy is ensured multiple times.
Drawings
In order to more clearly illustrate the technical solutions of specific embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort to a person of ordinary skill in the art.
FIG. 1 is a schematic diagram of a gland of an error-proof clamp for squirrel-cage parts;
FIG. 2 is a schematic diagram II of a gland of an error-proof clamp of a squirrel-cage part;
FIG. 3 is a schematic diagram of the structure of the cage assembly of the present utility model;
FIG. 4 is a schematic diagram of the installation of the error protection clamp gland of the squirrel cage part of the present utility model;
in the figure, 1-chassis; 22-pressing ribs; 23-positioning blocks; 24-compacting blocks; 25-locating pins; 26-positioning a circle mechanism; 3-squirrel cage parts; 4-gland.
Detailed Description
The present utility model will be further described with reference to the drawings and the specific embodiments, but it should not be construed that the scope of the subject matter of the present utility model is limited to the following embodiments, and various modifications, substitutions and alterations made according to the ordinary skill and familiar means of the art to which this utility model pertains are included within the scope of the present utility model without departing from the above technical idea of the utility model.
Referring to fig. 1-2, an error-proof clamp gland of a squirrel-cage part comprises a chassis 1 and a plurality of radial umbrella-shaped compression ribs 22 arranged along the outer end of the chassis 1, wherein each compression rib 22 is vertically provided with a positioning block 23, the positioning blocks 23 together form a positioning circle mechanism 26, and the positioning blocks 23 horizontally extend along the outer end to form a compression block 24; the chassis 1 is formed by integrally forming a disc and a round table protruding out of the outer surface of the disc, and the round table is provided with a positioning hole.
The inner surface of the chassis 1 is a spherical surface, the outer surface of the chassis is provided with a round table, the generatrix of the round table is a parabola, and the positioning hole penetrates through the whole chassis 1 along the central axis of the round table.
The pressing ribs 22 are long strips, the outer ring end of the chassis 1 extends obliquely upwards, and the width of the long strips is changed from small to large.
The positioning block 23 and the compression block 24 are rectangular blocks, the compression block 24 is horizontally arranged and connected with the compression rib 22, the lower end face of the compression block 24 and the lower end face of the compression rib 22 are on the same horizontal plane, the positioning block 23 is vertically arranged at the joint of the compression block 24 and the compression rib 22, and the height of the positioning block 23 is larger than the width of the compression block 24.
The horizontal plane of the compaction block 24 is also provided with a locating pin 25, and the number of the locating pins 25 is one.
The positioning pin 25 is diamond-shaped, and the compacting block 24 is provided with positioning holes which are matched and fixed with the diamond-shaped positioning pin 25
The specific clamping operation is as follows: referring to fig. 1-4, the gland 4 is installed on the upper end face of the squirrel-cage part 3, the chassis 1 of the gland 4 compresses the end face of the squirrel-cage part 3, wherein the compressing ribs 22 are equally divided according to the number of squirrel-cage bars of the squirrel-cage part 3, so that each compressing rib 22 corresponds to one squirrel-cage bar of the squirrel-cage part 3. Then the positioning round mechanism 26 formed by the positioning blocks 23 is assembled and positioned with the inner hole of the part, the chassis 1 is rotated, the diamond positioning pins 25 are matched with the positioning holes of the squirrel-cage part 3, the gland 4 is matched with the pressing screw to realize the correct positioning of the squirrel-cage part 3, the nut is screwed down through the positioning holes on the chassis 1, the gland is tightly pressed against the squirrel-cage part 3, finally the tightening force can be fixed through the torque wrench, the tightening force is ensured to be in a reasonable range, the processing deformation of the part is prevented, the non-shifting of the product processing process and the controllable deformation of the part are ensured, and the product quality is ensured.
The utility model provides an error-proof clamp gland for squirrel-cage parts, which is described in detail above, and specific examples are applied to illustrate the structure and working principle of the utility model, and the description of the above embodiments is only used for helping to understand the method and core idea of the utility model. It should be noted that it will be apparent to those skilled in the art that various improvements and modifications can be made to the present utility model without departing from the principles of the utility model, and such improvements and modifications fall within the scope of the appended claims.
Claims (6)
1. An error-proof clamp gland of a squirrel-cage part is characterized in that: the device comprises a chassis (1) and a plurality of radial umbrella-shaped compression ribs (22) arranged along the outer end of the chassis (1), wherein each compression rib (22) is vertically provided with a positioning block (23), the positioning blocks (23) jointly form a positioning circle mechanism (26), and the positioning blocks (23) horizontally extend along the outer end to form compression blocks (24); the chassis (1) is formed by integrally forming a disc and a round table protruding out of the outer surface of the disc, and a positioning hole is formed in the round table.
2. The error-proof clamp gland for squirrel cage parts of claim 1, wherein: the inner surface of the chassis (1) is a spherical surface, the outer surface of the chassis is provided with a round table, the generatrix of the round table is a parabola, and the positioning hole penetrates through the whole chassis (1) along the central axis of the round table.
3. The error-proof clamp gland for squirrel cage parts of claim 1, wherein: the compressing ribs (22) are long strips, the outer ring end of the chassis (1) extends obliquely upwards, and the width of the long strips is changed from small to large.
4. The error-proof clamp gland for squirrel cage parts of claim 1, wherein: the positioning block (23) and the compression block (24) are rectangular blocks, the compression block (24) is horizontally arranged and connected with the compression rib (22), the lower end face of the compression block (24) and the lower end face of the compression rib (22) are on the same horizontal plane, the positioning block (23) is vertically arranged at the joint of the compression block (24) and the compression rib (22), and the height of the positioning block (23) is larger than the width of the compression block (24).
5. The error-proof clamp gland for squirrel cage parts of claim 1, wherein: and positioning pins (25) are further arranged on the horizontal plane of the pressing block (24), and the number of the positioning pins (25) is one.
6. The error-proof clamp gland for squirrel cage parts of claim 7, wherein: the positioning pins (25) are diamond-shaped, and the pressing blocks (24) are provided with positioning holes which are matched and fixed with the diamond-shaped positioning pins (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311032777.1A CN116900761A (en) | 2023-08-16 | 2023-08-16 | Error-proof clamp gland of squirrel-cage part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311032777.1A CN116900761A (en) | 2023-08-16 | 2023-08-16 | Error-proof clamp gland of squirrel-cage part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116900761A true CN116900761A (en) | 2023-10-20 |
Family
ID=88365007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311032777.1A Pending CN116900761A (en) | 2023-08-16 | 2023-08-16 | Error-proof clamp gland of squirrel-cage part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116900761A (en) |
-
2023
- 2023-08-16 CN CN202311032777.1A patent/CN116900761A/en active Pending
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