CN211804859U - Frock is fixed to turbine shell - Google Patents
Frock is fixed to turbine shell Download PDFInfo
- Publication number
- CN211804859U CN211804859U CN201922326318.XU CN201922326318U CN211804859U CN 211804859 U CN211804859 U CN 211804859U CN 201922326318 U CN201922326318 U CN 201922326318U CN 211804859 U CN211804859 U CN 211804859U
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- positioning
- turbine shell
- seat
- bolt
- sleeve
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- 230000000694 effects Effects 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims 1
- 238000005553 drilling Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Turbine Rotor Nozzle Sealing (AREA)
- Connection Of Plates (AREA)
Abstract
The utility model belongs to the technical field of turbine shell processing auxiliary equipment, and relates to a turbine shell fixing tool, which comprises a bottom plate, an axial positioning mechanism and a circumferential positioning mechanism; the axial positioning mechanism comprises a positioning seat, a positioning sleeve, a positioning pressure plate, a positioning spring, a T-shaped positioning bolt and a positioning nut; the positioning seat comprises a seat plate and a seat platform which protrudes upwards along the upper surface of the seat plate, and the seat platform is of a hollow structure; the top of the positioning sleeve is conical and is convenient to clamp at the lower end of the middle hole of the turbine shell, and the positioning pressing plate is inverted conical and is convenient to clamp at the upper end of the middle hole of the turbine shell; the T-shaped positioning bolt penetrates through the bottom plate, and the positioning seat is fixed on the bottom plate through the seat plate; the positioning spring, the positioning sleeve, the turbine shell and the positioning pressure plate are sequentially sleeved on the T-shaped positioning bolt, and the positioning nut is screwed to realize axial fixation; the circumferential positioning mechanism comprises a limiting device and an elastic jacking device which are fixed on the bottom plate, and the limiting device and the elastic jacking device are used for circumferentially fixing the turbine shell from two sides of a flow channel of the turbine shell respectively.
Description
Technical Field
The utility model belongs to the technical field of turbine shell processing auxiliary assembly, a frock is fixed to turbine shell is related to.
Background
The turbine housing is a main component of the turbocharger, and the market demand of the turbine housing is increasing with the wider application of the turbocharging technology in the field of automobile engines. After the turbine shell is initially processed, the turbine shell needs to be milled and drilled, and needs to be firmly fixed.
SUMMERY OF THE UTILITY MODEL
In order to carry out firm fixed to the turbine shell in turbine shell face milling and drilling process, the utility model provides a fixed frock of turbine shell, this fixed frock includes bottom plate, axial positioning mechanism and circumference positioning mechanism, realizes the axial fixity to the turbine shell through circumference positioning mechanism, realizes the circumference of turbine shell fixedly through circumference positioning mechanism to the realization is convenient for mill face and drilling to the firm fixed of turbine shell.
The utility model provides a technical scheme that its technical problem adopted is:
a turbine shell fixing tool comprises a bottom plate, an axial positioning mechanism and a circumferential positioning mechanism; the axial positioning mechanism comprises a positioning seat, a positioning sleeve, a positioning pressure plate, a positioning spring, a T-shaped positioning bolt and a positioning nut;
the positioning seat comprises a seat plate and a seat platform which protrudes upwards along the upper surface of the seat plate, the lower surface of the seat plate is provided with a first groove, the upper surface of the seat plate is provided with a positioning hole, the seat platform is of a hollow structure, and the first groove is communicated with the inside of the seat platform through the positioning hole; the top of the positioning sleeve is conical and is convenient to clamp at the lower end of the middle hole of the turbine shell, and the positioning pressing plate is inverted conical and is convenient to clamp at the upper end of the middle hole of the turbine shell;
after the T-shaped positioning bolt penetrates through the positioning hole, the positioning seat is fixed on the bottom plate through the seat plate, so that the bolt head of the T-shaped positioning bolt is accommodated in the first groove, and the rotation of the bolt head is limited through the first groove; the positioning spring, the positioning sleeve, the turbine shell and the positioning pressing plate are sequentially sleeved on the T-shaped positioning bolt, so that the bottom of the positioning sleeve is inserted into the seat to be contacted with the positioning spring, and the positioning nut is screwed to realize axial fixation;
the circumferential positioning mechanism comprises a limiting device and an elastic jacking device which are fixed on the bottom plate, and the limiting device and the elastic jacking device are used for circumferentially fixing the turbine shell from two sides of a flow channel of the turbine shell respectively.
Preferably, the outer side wall of the positioning sleeve is provided with a second groove, the side wall of the seat base is provided with a threaded hole corresponding to the second groove, and the positioning sleeve is conveniently fixed by abutting against the second groove through a bolt.
Preferably, the bottom of the positioning sleeve is fixedly provided with a positioning spring sleeve, the positioning sleeve is sleeved on the T-shaped positioning bolt, the positioning spring sleeve is inserted into the seat, and the top of the positioning spring is accommodated in the positioning spring sleeve.
Preferably, the second groove is arranged on the outer side wall of the positioning spring sleeve.
Preferably, a plurality of round-head supporting nails are arranged at the top of the side wall of the seat stand, so that the bottom of the turbine shell is supported conveniently.
Preferably, three round-head support nails are provided.
Preferably, the limiting device comprises a limiting block with a plurality of threaded holes and a limiting bolt, the limiting block is fixed on the bottom plate, and the limiting bolt penetrates through the threaded holes and abuts against the inner side wall of the flow channel;
the elastic jacking device comprises an elastic positioning block, a pin and a jacking spring, the elastic positioning block is fixed on the bottom plate, a step hole is formed in the elastic positioning block, the step hole comprises a large hole and a small hole, and the pin comprises a thick part and a thin part which are connected with each other; the pin sequentially penetrates through the jacking spring, the large hole and the small hole through the thin part, and the thick part of the pin extends into the large hole.
Preferably, the thick portion of the pin is provided with a guide groove, the large hole of the elastic positioning block is internally provided with a guide block, so that a guide effect is provided for the movement of the pin, and the guide block is composed of a bolt or a screw which penetrates through the hole wall of the large hole and protrudes out of the inner side wall of the large hole.
Preferably, the elastic jacking device further comprises a handle, the pin sequentially penetrates through the jacking spring, the large hole and the small hole through the thin part, and then the handle is fixed at the end part of the thin part.
The utility model has the advantages that: the utility model discloses a fixed frock includes bottom plate, axial positioning mechanism and circumference positioning mechanism, realizes the axial fixity to the turbine shell through circumference positioning mechanism, realizes the circumference of turbine shell fixedly through circumference positioning mechanism to the realization is convenient for mill face and drilling to the firm fixed of turbine shell.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of a turbine casing used in the present invention.
Fig. 3 is a front view of the present invention.
Fig. 4 is a sectional view taken along line a-a of fig. 3.
Fig. 5 is a schematic diagram of a first groove and a positioning hole on the positioning seat of the present invention.
Fig. 6 is a perspective view of the positioning sleeve of the present invention.
Fig. 7 is a sectional view of the elastic pressing device of the present invention.
In the figure: 1. a base plate; 21. positioning seats; 211. a seat plate; 2111. a first groove; 2112. positioning holes; 22. a positioning sleeve; 221. a second groove; 222. positioning the spring sleeve; 23. positioning a pressing plate; 24. a positioning spring; a T-shaped positioning bolt; 26. positioning a nut; 31. a limiting device; 311. a limiting block; 312. a limit bolt; 32. an elastic jacking device; 321. an elastic positioning block; 3211. a guide block; 322. a pin; 3221. a thick portion; 32211. a guide groove; 3222. details; 323. the spring is tightly propped; 324. a handle; 9. a turbine shell; 91. a turbine shell center bore; 92. and a flow passage.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
A turbine shell fixing tool is shown in figures 1-5 and comprises a bottom plate 1, an axial positioning mechanism and a circumferential positioning mechanism; the axial positioning mechanism comprises a positioning seat 21, a positioning sleeve 22, a positioning pressure plate 23, a positioning spring 24, a T-shaped positioning bolt 25 and a positioning nut 26; the positioning seat 21 comprises a seat plate 211 and a seat platform 212 which protrudes upwards along the upper surface of the seat plate 211, the lower surface of the seat plate 211 is provided with a first groove 2111, the upper surface is provided with a positioning hole 2112, the seat platform 212 is of a hollow structure, and the first groove 2111 is communicated with the interior of the seat platform 212 through the positioning hole 2112; the top of the positioning sleeve 22 is conical so as to be conveniently clamped at the lower end of the middle hole 91 of the turbine shell, and the positioning pressing plate 23 is inverted conical so as to be conveniently clamped at the upper end of the middle hole 91 of the turbine shell; after the T-shaped positioning bolt 25 penetrates through the positioning hole 2112, the positioning seat 21 is fixed on the bottom plate 1 through the seat plate 211, so that the bolt head of the T-shaped positioning bolt 25 is accommodated in the first groove 2111, and the rotation of the bolt head is limited through the first groove 2111; the positioning spring 24, the positioning sleeve 22, the turbine shell 9 and the positioning pressure plate 23 are sequentially sleeved on the T-shaped positioning bolt 25, so that the bottom of the positioning sleeve 22 is inserted into the seat 212 to be in contact with the positioning spring 24, and the positioning nut 26 is screwed to realize axial fixation; the circumferential positioning mechanism comprises a limiting device 31 and an elastic jacking device 32 which are fixed on the bottom plate 1, and the limiting device 31 and the elastic jacking device 32 are used for circumferentially fixing the turbine shell 9 from two sides of a flow passage 92 of the turbine shell 9 respectively. The turbine shell is fixed in the axial direction and the circumferential direction at the same time, so that the turbine shell can be firmly fixed, subsequent face milling and drilling are facilitated, and the drilling precision is guaranteed. In a specific embodiment, the positioning sleeve 22 and the positioning pressing plate 23 may be made of a material with a relatively high rigidity, such as a metal, such as steel, copper, etc., which is beneficial for ensuring the drilling accuracy, and if the hardness of the positioning sleeve 22 and the positioning pressing plate 23 is relatively low, the turbine casing is not easily worn, but the accuracy may be slightly lost.
In a specific embodiment, the first groove 2111 may be in a long strip shape or a kidney-round shape, the width of the first groove 2111 is greater than or equal to the width of the bolt head of the T-shaped positioning bolt 25 and smaller than the length of the bolt head, and preferably, the width of the first groove 2111 is slightly greater than the width of the bolt head of the T-shaped positioning bolt 25.
In a specific embodiment, as shown in fig. 4 and 6, a second groove 221 is formed on an outer side wall of the positioning sleeve 22, and a threaded hole corresponding to the second groove 221 is formed on a side wall of the seat 212, so that the positioning sleeve 22 can be fixed by abutting against the second groove 221 through a bolt. The bolts penetrate through the threaded holes in the side wall of the seat 212 and abut against the second grooves 221 in the outer side wall of the positioning sleeve 22, so that the fixing degree can be further improved.
In a specific embodiment, as shown in fig. 4 and 6, a positioning spring sleeve 222 is fixedly disposed at the bottom of the positioning sleeve 22, the positioning sleeve 22 is sleeved on the T-shaped positioning bolt 25, the positioning spring sleeve 222 is inserted into the seat 212, and the top of the positioning spring 24 is accommodated in the positioning spring sleeve 222.
In one embodiment, as shown in FIG. 6, a second groove 221 is provided on the outer sidewall of the positioning spring sleeve 222.
In one embodiment, as shown in FIGS. 3-4, the top of the sidewall of the seat 212 is provided with a plurality of rounded support pins 2121 to provide support for the bottom of the turbine shell 9. Because the turbine shell is the hair side, roughness is higher, and is level and smooth inadequately, carries out the point contact through button head support pin 2121 and the bottom of turbine shell 9, is favorable to improving the fixed precision of turbine shell 9.
In one specific embodiment, there are three round head support pins 2121.
In a specific embodiment, as shown in fig. 1 and 7, the limiting device 31 includes a limiting block 311 having a plurality of threaded holes and a limiting bolt 312, the limiting block 311 is fixed on the bottom plate 1, and the limiting bolt 312 passes through the threaded holes to abut against the inner side wall of the flow passage 92; the elastic jacking device 32 comprises an elastic positioning block 321, a pin 322 and a jacking spring 323, the elastic positioning block 321 is fixed on the bottom plate 1, a step hole is arranged on the elastic positioning block 321, the step hole comprises a large hole and a small hole, and the pin 322 comprises a thick part 3221 and a thin part 3222 which are connected with each other; the pin 322 passes through the tightening spring 323, the big hole and the small hole in sequence through the thin part 3222, so that the part of the thick part 3221 extends into the big hole.
In a specific embodiment, as shown in fig. 7, a thick portion 3221 of the pin 322 is provided with a guide groove 32211, a large hole of the elastic positioning block 321 is provided with a guide block 3211 for guiding the movement of the pin 322, and the guide block 3211 is formed by a bolt or a screw passing through a hole wall of the large hole and protruding out of an inner side wall of the large hole.
In a specific embodiment, as shown in fig. 1 and 7, the elastic tightening device 32 further includes a handle 324, the pin 322 passes through the tightening spring 323, the large hole and the small hole in sequence through the thin portion 3222, and the handle 324 is fixed at the end of the thin portion 3222.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. The utility model provides a frock is fixed to turbine shell which characterized in that: comprises a bottom plate (1), an axial positioning mechanism and a circumferential positioning mechanism; the axial positioning mechanism comprises a positioning seat (21), a positioning sleeve (22), a positioning pressure plate (23), a positioning spring (24), a T-shaped positioning bolt (25) and a positioning nut (26);
the positioning seat (21) comprises a seat plate (211) and a seat platform (212) which protrudes upwards along the upper surface of the seat plate (211), a first groove (2111) is formed in the lower surface of the seat plate (211), a positioning hole (2112) is formed in the upper surface of the seat plate, the seat platform (212) is of a hollow structure, and the first groove (2111) is communicated with the interior of the seat platform (212) through the positioning hole (2112); the top of the positioning sleeve (22) is conical, so that the positioning sleeve can be conveniently clamped at the lower end of the middle hole (91) of the turbine shell, and the positioning pressing plate (23) is inverted conical, so that the positioning pressing plate can be conveniently clamped at the upper end of the middle hole (91) of the turbine shell;
after the T-shaped positioning bolt (25) penetrates through the positioning hole (2112), the positioning seat (21) is fixed on the bottom plate (1) through the seat plate (211), so that the bolt head of the T-shaped positioning bolt (25) is accommodated in the first groove (2111), and the rotation of the bolt head is limited through the first groove (2111); the positioning spring (24), the positioning sleeve (22), the turbine shell (9) and the positioning pressure plate (23) are sequentially sleeved on the T-shaped positioning bolt (25), so that the bottom of the positioning sleeve (22) is inserted into the seat stand (212) to be contacted with the positioning spring (24), and the positioning nut (26) is screwed to realize axial fixation;
the circumferential positioning mechanism comprises a limiting device (31) and an elastic jacking device (32) which are fixed on the bottom plate (1), and the limiting device (31) and the elastic jacking device (32) are used for circumferentially fixing the turbine shell (9) from two sides of a flow channel (92) of the turbine shell (9) respectively.
2. The turbine shell fixing tool as claimed in claim 1, wherein: and a second groove (221) is formed in the outer side wall of the positioning sleeve (22), a threaded hole corresponding to the second groove (221) is formed in the side wall of the seat stand (212), and the positioning sleeve (22) is convenient to fix by abutting against the second groove (221) through a bolt.
3. The turbine shell fixing tool as claimed in claim 1 or 2, wherein: the bottom of the positioning sleeve (22) is fixedly provided with a positioning spring sleeve (222), the positioning sleeve (22) is sleeved on the T-shaped positioning bolt (25), the positioning spring sleeve (222) is inserted into the seat (212), and the top of the positioning spring (24) is accommodated in the positioning spring sleeve (222).
4. The turbine shell fixing tool as claimed in claim 3, wherein: the second groove (221) is arranged on the outer side wall of the positioning spring sleeve (222).
5. The turbine shell fixing tool as claimed in claim 1 or 2, wherein: the top of the side wall of the seat stand (212) is provided with a plurality of round head supporting nails (2121) which are convenient for providing support for the bottom of the turbine shell (9).
6. The turbine shell fixing tool as claimed in claim 5, wherein: the round head supporting nails (2121) are three.
7. The turbine shell fixing tool as claimed in claim 1 or 2, wherein: the limiting device (31) comprises a limiting block (311) with a plurality of threaded holes and a limiting bolt (312), the limiting block (311) is fixed on the bottom plate (1), and the limiting bolt (312) penetrates through the threaded holes to abut against the inner side wall of the flow channel (92);
the elastic jacking device (32) comprises an elastic positioning block (321), a pin (322) and a jacking spring (323), the elastic positioning block (321) is fixed on the bottom plate (1), a step hole is formed in the elastic positioning block (321), the step hole comprises a large hole and a small hole, and the pin (322) comprises a thick part (3221) and a thin part (3222) which are connected with each other; the pin (322) sequentially penetrates through the tightening spring (323), the large hole and the small hole through the thin part (3222) so that the part of the thick part (3221) extends into the large hole.
8. The turbine shell fixing tool as claimed in claim 7, wherein: the thick portion (3221) of pin (322) is equipped with guide way (32211), be equipped with guide block (3211) in the macropore of elastically positioned piece (321), be convenient for provide the guide effect for the motion of pin (322), guide block (3211) comprises the bolt or the screw that pass macroporous pore wall protrusion in macroporous inside wall.
9. The turbine shell fixing tool as claimed in claim 7, wherein: the elastic tightening device (32) further comprises a handle (324), the pin (322) sequentially penetrates through the tightening spring (323), the large hole and the small hole through the thin portion (3222), and the handle (324) is fixed at the end portion of the thin portion (3222).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922326318.XU CN211804859U (en) | 2019-12-20 | 2019-12-20 | Frock is fixed to turbine shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922326318.XU CN211804859U (en) | 2019-12-20 | 2019-12-20 | Frock is fixed to turbine shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211804859U true CN211804859U (en) | 2020-10-30 |
Family
ID=73033385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922326318.XU Expired - Fee Related CN211804859U (en) | 2019-12-20 | 2019-12-20 | Frock is fixed to turbine shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211804859U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115156819A (en) * | 2022-07-30 | 2022-10-11 | 衡阳市精峰机械有限公司 | Turbine box rocker arm pressing device |
-
2019
- 2019-12-20 CN CN201922326318.XU patent/CN211804859U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115156819A (en) * | 2022-07-30 | 2022-10-11 | 衡阳市精峰机械有限公司 | Turbine box rocker arm pressing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 |