CN212918479U - Clamp for turbine shell of turbocharger - Google Patents
Clamp for turbine shell of turbocharger Download PDFInfo
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- CN212918479U CN212918479U CN202021802133.8U CN202021802133U CN212918479U CN 212918479 U CN212918479 U CN 212918479U CN 202021802133 U CN202021802133 U CN 202021802133U CN 212918479 U CN212918479 U CN 212918479U
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Abstract
The utility model relates to a turbo charger's anchor clamps for turbine shell, include that the faying face to the turbine shell is processed with fixed first frock clamp and is processed with fixed second frock clamp to the terminal surface of the venthole of turbine shell, second frock clamp includes the second base, a pair of fixed plate of installing at the second base, install limiting plate on the fixed plate, wear to locate the locating pin axle of limiting plate and the driving piece that drive locating pin axle slided along vertical sliding, the protrusion is provided with two at least flange holes of inserting on locating the turbine shell faying face in order to carry out horizontal spacing reference column to the turbine shell on the limiting plate, and the venthole is worn to locate to the locating pin axle, the top of locating pin axle can be dismantled and be connected with the butt in order to carry out vertical spacing position sleeve in the turbine shell. This application has the effect of effectively improving the machining precision of turbine shell.
Description
Technical Field
The application relates to the technical field of turbocharger processing, in particular to a fixture for a turbine shell of a turbocharger.
Background
The turbocharger is actually an air compressor that increases the intake air amount by compressing air. The engine uses the inertia impulse force of the exhaust gas from the engine to push the turbine in the turbine chamber, the turbine drives the coaxial impeller, the impeller presses the air sent by the air filter pipeline, and the air is pressurized and enters the cylinder. A turbine, which is a fan in an engine of an automobile or an airplane, improves the performance of the engine by blowing fuel vapor into the engine using exhaust gas. The turbine is a rotary power machine which converts the energy of a flowing working medium into mechanical work.
The flange hole on the combination terminal surface to the turbine shell is generally earlier carried out drilling processing in the turbine shell course of working, a face is turned over again after that, the terminal surface at venthole place is processed, the venthole is the counter bore setting, because the turbine shell shape is unique, consequently, every terminal surface of processing just needs special anchor clamps to fix the turbine shell, so that the processing of turbine shell, common mounting fixture structure that is used for turbine shell processing usefulness is complicated, it is not firm to the fixed of turbine shell, thereby influence the machining precision of turbine shell.
SUMMERY OF THE UTILITY MODEL
In order to effectively improve the machining precision of turbine shell, this application provides a turbo charger's anchor clamps for turbine shell.
The application provides a turbo charger's anchor clamps for turbine shell adopt following technical scheme:
the utility model provides a turbo charger's anchor clamps for turbine shell, includes that the faying face to the turbine shell is processed with fixed first frock clamp and is processed with fixed second frock clamp to the terminal surface of the venthole of turbine shell, second frock clamp includes the second base, a pair of fixed plate of installing in the second base, install the limiting plate on the fixed plate, wear to locate the location round pin axle of limiting plate and the driving piece that drives the location round pin axle and slide along vertical sliding, the protrusion is provided with two at least flange holes of inserting on locating the turbine shell faying face in order to carry out horizontal spacing reference column to the turbine shell on the limiting plate, and the venthole is worn to locate to the locating pin axle, the top of location round pin axle can be dismantled and be connected with the butt in the turbine shell in order to carry out vertical spacing.
Through adopting above-mentioned technical scheme, first frock clamp processes with fixed back to the faying face of turbine shell, carry out flange hole drilling operation back to its faying face, with the faying face of turbine shell towards limiting plate one side, align the locating pin axle with the venthole of turbine shell and make the locating pin axle wear to locate the venthole, and rotate turbine shell and make the reference column insert locate the flange on the turbine shell downthehole, thereby carry out the degree of freedom restriction of horizontal direction to the turbine shell, driving piece drive locating pin axle slides downwards, thereby it carries out the degree of freedom restriction of vertical direction to the turbine shell to drive the position sleeve butt, the realization compresses tightly fixedly to the turbine shell, thereby improve the machining precision of the venthole terminal surface of turbine shell.
Preferably, the driving piece is a cylinder, the cylinder body of the cylinder is fixedly connected to the second base, the end part of the piston rod of the cylinder is fixedly connected to the bottom end of the positioning pin shaft, and the axis of the piston rod of the cylinder is vertically arranged.
Through adopting above-mentioned technical scheme, the driving piece is the cylinder setting, and the flexible lift that slides that realizes locating pin axle through the piston rod of cylinder, and reaction rate is fast, effectively improves frock efficiency.
Preferably, the coaxial fixedly connected with in top of locating pin axle wears to locate the spliced pole of position sleeve, the up end of spliced pole is provided with the anticreep piece, the inner wall symmetry of position sleeve sets up two stoppers, forms the spacing groove that supplies the anticreep piece to pass through between two stoppers, rotates the position sleeve and makes the diapire butt of anticreep piece break away from in order to prevent the position sleeve in the roof of stopper.
Through adopting above-mentioned technical scheme, the venthole of turbine shell aims at the locating pin axle and makes the locating pin axle wear to locate the venthole after, passes the spacing groove of position sleeve anticreep piece and rotates the position sleeve and make the diapire butt of anticreep piece in the roof of stopper in order to prevent that the position sleeve from breaking away from in the anticreep piece.
Preferably, the lower end face of the locating sleeve abuts against a step face of the air outlet hole of the turbine shell.
Through adopting above-mentioned technical scheme, the lower terminal surface butt of position sleeve sets up in the step face of the venthole of turbine shell, effectively reduces the position sleeve and the possibility that the processing cutter takes place to interfere in the course of working.
Preferably, the peripheral wall of the locating sleeve is symmetrically provided with force application parts for holding the hand of an operator.
Through adopting above-mentioned technical scheme, be provided with application of force portion, the operator of being convenient for rotates the position sleeve.
Preferably, the first tool clamp comprises a first base, a circular positioning table installed on the first base for performing reference positioning on the end face of the air outlet hole in the turbine shell, a plurality of groups of pressing devices installed on the first base for performing vertical limiting on the turbine shell, and a reference limiting device installed on the first base for performing horizontal limiting on the end face of the air inlet hole in the turbine shell, wherein the positioning table is inserted into the air outlet hole in the turbine shell.
Through adopting above-mentioned technical scheme, the venthole aligns the location platform on the first base on the turbine shell that will treat processing, make the location platform insert the venthole of locating on the turbine shell, carry out basic location by the location platform, it is spacing to carry out the level through basic stop device to the income gas port terminal surface of turbine shell, the degree of freedom of the horizontal direction of restriction turbine shell, and compress tightly the casing to the turbine shell by closing device, thereby it is effectively spacing to vertical going on of turbine shell, the realization compresses tightly fixedly to the turbine shell, thereby improve the machining precision of the faying face of turbine shell.
Preferably, each group of the pressing devices comprises a first hydraulic oil cylinder, a pressing block and an articulated piece, wherein the cylinder body of each group of the pressing devices is arranged on the first base, one end of each pressing block is articulated with the end part of the piston rod of the first hydraulic oil cylinder, the other end of each pressing block is abutted against the shell of the turbine shell, and one end of each articulated piece is articulated with the cylinder body of the first hydraulic oil cylinder, and.
By adopting the technical scheme, the clamping or releasing of the pressing block to the turbine shell is realized by controlling the extension and retraction of the piston rod of the first hydraulic oil cylinder, the reaction speed is high, and the tooling efficiency is effectively improved.
Preferably, the reference limiting device comprises a reference fixing seat mounted on the base and a third hydraulic oil cylinder with a cylinder body fixedly connected to the base. The axis direction of a piston rod of the third hydraulic oil cylinder is horizontally arranged, the reference fixing seat and the third hydraulic oil cylinder are respectively positioned on two sides of the end part of the air inlet of the turbine shell, a reference adjusting screw rod penetrates through the reference fixing seat, a reference head is fixed at the top end of the reference adjusting screw rod, the reference adjusting screw rod is fixed on the reference fixing seat through reference fixing nuts, and the reference fixing nuts are provided with two parts and are respectively positioned on two sides of the reference fixing seat.
Through adopting above-mentioned technical scheme, when spacing to the income gas port tip of turbine shell, the position of datum head makes datum head butt in one side of the income gas port tip of turbine shell on the adjusting screw to fix datum adjusting screw on the benchmark fixing base through benchmark fixation nut, the piston rod extension butt of second hydraulic cylinder is in the opposite side of the income gas port tip of turbine shell, thereby compresses tightly the location to the turbine shell.
In summary, the present application includes at least one of the following beneficial technical effects:
after the first tooling fixture is used for processing and fixing the joint surface of the turbine shell, after the flange hole drilling operation is carried out on the joint surface, the joint surface of the turbine shell faces one side of the limiting plate, the air outlet hole of the turbine shell is aligned to the positioning pin shaft so that the positioning pin shaft penetrates through the air outlet hole, and the turbine shell is rotated so that the positioning column is inserted into the flange hole in the turbine shell, so that the freedom degree limitation in the horizontal direction is carried out on the turbine shell, the positioning pin shaft is driven by the driving piece to slide downwards, the positioning sleeve is driven to abut against the turbine shell so that the freedom degree limitation in the vertical direction is carried out on the turbine shell, the turbine shell is compressed and fixed, and the processing precision of the end surface;
after the air outlet of the turbine shell is aligned with the positioning pin shaft, the positioning pin shaft penetrates through the air outlet, the limiting groove of the positioning sleeve penetrates through the anti-falling block and rotates the positioning sleeve to enable the bottom wall of the anti-falling block to abut against the top wall of the limiting block so as to prevent the positioning sleeve from being separated from the limiting block.
Drawings
Fig. 1 is a schematic view of an overall structure of a jig for a turbine casing of a turbocharger.
Fig. 2 is a schematic structural view of a first tooling fixture.
Fig. 3 is a schematic structural view of a second tooling fixture.
Fig. 4 is a schematic structural view of the positioning pin and the positioning sleeve.
Description of reference numerals: 1. a first tooling fixture; 11. a first base; 12. a boss; 13. a positioning table; 14. a pressing device; 141. a first hydraulic cylinder; 142. briquetting; 143. an articulation member; 15. a reference limiting device; 151. a reference fixing seat; 152. a second hydraulic cylinder; 153. a reference adjusting screw; 154. a reference fixing nut; 2. a second tooling fixture; 21. a second base; 22. a fixing plate; 23. a limiting plate; 231. a positioning column; 24. positioning a pin shaft; 241. connecting columns; 242. an anti-drop block; 25. a positioning sleeve; 251. a limiting block; 252. a limiting groove; 253. a force application part; 26. a drive member; 3. a turbine shell.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses anchor clamps for turbine shell of turbo charger, refer to fig. 1, including processing with fixed first frock clamp 1 and the terminal surface of the venthole of turbine shell 3 with fixed second frock clamp 2 to the faying face of turbine shell 3.
Referring to fig. 1 and 2, the first tooling fixture 1 includes a first base 11, a circular positioning table 13 installed on the first base 11 for performing reference positioning on the end surface of the air outlet hole on the turbine shell 3, three sets of pressing devices 14 installed on the first base 11 for performing vertical limiting on the turbine shell 3, and a reference limiting device 15 installed on the first base 11 for performing horizontal limiting on the end surface of the air inlet hole of the turbine shell 3. The first base 11 is protruded from the boss 12, and the positioning table 13 is fixedly connected to the boss 12 and inserted into the air outlet of the turbine housing 3. Each set of pressing devices 14 includes a first hydraulic cylinder 141 with a cylinder body mounted on the first base 11, a pressing block 142 with one end hinged to the end of the piston rod of the first hydraulic cylinder 141 and the other end abutting against the shell of the turbine shell 3, and a hinge 143 with one end hinged to the cylinder body of the first hydraulic cylinder 141 and the other end hinged to the pressing block 142.
The reference limiting device 15 includes a reference fixing seat 151 mounted on the first base 11, a reference mounting seat mounted on the first base 11, and a second hydraulic cylinder 152 whose cylinder body is fixedly connected to the mounting seat of the first base 11. The reference fixing seat 151 and the reference mounting seat are respectively located at two sides of the end portion of the air inlet of the turbine shell 3, a reference adjusting screw 153 is arranged on the reference fixing seat 151, a reference head is fixed at the top end of the reference adjusting screw 153, and the reference adjusting screw 153 is fixed on the reference fixing seat 151 through a reference fixing nut 154.
Referring to fig. 1 and 3, the second tooling fixture 2 includes a second base 21, a pair of fixing plates 22 mounted on the second base 21, a limiting plate 23 mounted on the fixing plate 22, a positioning pin 24 vertically slidably penetrating the limiting plate 23, and a driving member 26 driving the positioning pin 24 to slide. The driving part 26 is a cylinder, the cylinder body of the cylinder is fixedly connected to the second base 21, the end part of the piston rod of the cylinder is fixedly connected to the bottom end of the positioning pin shaft 24, and the axis of the piston rod of the cylinder is vertically arranged. The limiting plate 23 is convexly provided with at least two positioning columns 231 which are inserted into flange holes on the combining surface of the turbine shell 3 to horizontally limit the turbine shell 3, and the positioning pin shaft 24 penetrates through the air outlet holes.
Referring to fig. 2 and 3, the top end of the positioning pin shaft 24 is detachably connected with a positioning sleeve 25 which abuts against the turbine shell 3 to vertically limit the turbine shell 3, the top end of the positioning pin shaft 24 is coaxially and fixedly connected with a connecting column 241 penetrating through the positioning sleeve 25, and an anti-falling block 242 is arranged on the upper end face of the connecting column 241. Two limiting blocks 251 are symmetrically arranged on the inner wall of the positioning sleeve 25, a limiting groove 252 for the anti-falling block 242 to pass through is formed between the two limiting blocks 251, the positioning sleeve 25 is rotated to enable the bottom wall of the anti-falling block 242 to abut against the top wall of the limiting blocks 251 so as to prevent the positioning sleeve 25 from being separated, and the piston rod of the air cylinder contracts to force the lower end face of the positioning sleeve 25 to abut against the step face of the air outlet hole of the turbine shell 3. The outer peripheral wall of the positioning sleeve 25 is symmetrically provided with force applying parts 253 for the hand of the operator to hold.
The implementation principle of the clamp for the turbine shell 3 of the turbocharger in the embodiment of the application is as follows:
processing the joint surface of the turbine shell 3: aligning an air outlet hole on a turbine shell 3 to be processed with a positioning table 13 on a first base 11, inserting the positioning table 13 into the air outlet hole on the turbine shell 3, performing basic positioning by the positioning table 13, when limiting the end part of an air inlet of the turbine shell 3, adjusting the position of a reference head on a reference adjusting screw 153 to enable the reference head to abut against one side of the end part of the air inlet of the turbine shell 3, fixing the reference adjusting screw 153 on a reference fixing seat 151 through a reference fixing nut 154, extending a piston rod of a second hydraulic cylinder 152 to abut against the other side of the end part of the air inlet of the turbine shell 3, thereby horizontally compressing and positioning the turbine shell 3, controlling the extension of the piston rod of the second hydraulic cylinder 152 to clamp the turbine shell 3 by a pressing block 142, thereby effectively limiting the vertical direction of the turbine shell 3, and realizing compressing and fixing the turbine shell 3, thereby improving the processing precision of the joint surface of the turbine shell 3.
The end face of the air outlet hole of the turbine shell 3 is processed: carry out flange hole drilling operation back to its faying face, with the faying face of turbine shell 3 towards limiting plate 23 one side, align locating pin axle 24 with the venthole of turbine shell 3 and make locating pin axle 24 wear to locate the venthole, and rotate the turbine shell 3 body and make reference column 231 insert locate the flange on turbine shell 3 downthehole, thereby carry out the degree of freedom restriction of horizontal direction to turbine shell 3, pass anticreep piece 242 and rotate position sleeve 25 with spacing groove 252 of position sleeve 25 and make the diapire butt of anticreep piece 242 in the roof of stopper 251 in order to prevent that position sleeve 25 from breaking away from, drive locating pin axle 24 slides down, thereby it carries out the degree of freedom restriction of vertical direction to turbine shell 3 to drive the step face of position sleeve 25 butt in the venthole of turbine shell 3, the realization compresses tightly fixedly to turbine shell 3, thereby improve the machining precision of the venthole terminal surface of turbine shell 3.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a anchor clamps for turbo charger's turbine shell which characterized in that: comprises a first fixture (1) for processing and fixing the joint surface of a turbine shell (3) and a second fixture (2) for processing and fixing the end surface of an air outlet hole of the turbine shell (3), the second tooling clamp (2) comprises a second base (21), a pair of fixing plates (22) arranged on the second base (21), a limiting plate (23) arranged on the fixing plates (22), a positioning pin shaft (24) vertically sliding through the limiting plate (23) and a driving piece (26) driving the positioning pin shaft (24) to slide, the limiting plate (23) is convexly provided with at least two positioning columns (231) which are inserted into flange holes on the joint surface of the turbine shell (3) to horizontally limit the turbine shell (3), the positioning pin shaft (24) penetrates through the air outlet holes, the top end of the positioning pin shaft (24) is detachably connected with a positioning sleeve (25) which is abutted to the turbine shell (3) to vertically limit the turbine shell (3).
2. The jig for a turbine shell of a turbocharger according to claim 1, characterized in that: the driving piece (26) is a cylinder, the cylinder body of the cylinder is fixedly connected to the second base (21), the end part of a piston rod of the cylinder is fixedly connected to the bottom end of the positioning pin shaft (24), and the axis of the piston rod of the cylinder is vertically arranged.
3. The jig for a turbine shell of a turbocharger according to claim 1, characterized in that: the coaxial fixedly connected with in top of locating pin axle (24) wears to locate spliced pole (241) of position sleeve (25), the up end of spliced pole (241) is provided with anticreep piece (242), the inner wall symmetry of position sleeve (25) sets up two stopper (251), forms between two stopper (251) and supplies spacing groove (252) that anticreep piece (242) passed through, rotates position sleeve (25) and makes the diapire butt of anticreep piece (242) break away from in order to prevent position sleeve (25) in the roof of stopper (251).
4. The jig for a turbine shell of a turbocharger according to claim 1, characterized in that: the lower end face of the positioning sleeve (25) is abutted against the step face of the air outlet hole of the turbine shell (3).
5. The jig for a turbine shell of a turbocharger according to claim 3, characterized in that: the outer peripheral wall of the positioning sleeve (25) is symmetrically provided with force application parts (253) for holding the hand of an operator.
6. The jig for a turbine shell of a turbocharger according to claim 1, characterized in that: first frock clamp (1) include first base (11), install on first base (11) in order to carry out circular location platform (13) of benchmark location to the gas outlet port terminal surface on turbine shell (3), the multiunit is installed on first base (11) in order to carry out vertical spacing closing device (14) to turbine shell (3) and install on first base (11) in order to carry out horizontal spacing benchmark stop device (15) to the income gas port terminal surface of turbine shell (3), location platform (13) are inserted and are located the gas outlet port of turbine shell (3).
7. The jig for a turbine shell of a turbocharger according to claim 6, characterized in that: each group of pressing devices (14) comprises a first hydraulic oil cylinder (141) with a cylinder body arranged on the first base (11), a pressing block (142) with one end hinged to the end part of a piston rod of the first hydraulic oil cylinder (141) and the other end abutted to the shell of the turbine shell (3), and a hinge element (143) with one end hinged to the cylinder body of the first hydraulic oil cylinder (141) and the other end hinged to the pressing block (142).
8. The jig for a turbine shell of a turbocharger according to claim 6, characterized in that: benchmark stop device (15) is including installing benchmark fixing base (151) and the third hydraulic cylinder of cylinder body fixed connection on the base, third hydraulic cylinder's piston rod axis direction is the level setting, benchmark fixing base (151) and third hydraulic cylinder are located the both sides of the income gas port tip of turbine shell (3) respectively, wear to be equipped with benchmark adjusting screw (153) on benchmark fixing base (151), the top of benchmark adjusting screw (153) is fixed with the benchmark head, benchmark adjusting screw (153) are fixed on benchmark fixing base (151) through benchmark fixation nut (154), benchmark fixation nut (154) are provided with two and are located the both sides of benchmark fixing base (151) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021802133.8U CN212918479U (en) | 2020-08-25 | 2020-08-25 | Clamp for turbine shell of turbocharger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021802133.8U CN212918479U (en) | 2020-08-25 | 2020-08-25 | Clamp for turbine shell of turbocharger |
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| Publication Number | Publication Date |
|---|---|
| CN212918479U true CN212918479U (en) | 2021-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021802133.8U Active CN212918479U (en) | 2020-08-25 | 2020-08-25 | Clamp for turbine shell of turbocharger |
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| CN (1) | CN212918479U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114211281A (en) * | 2021-12-23 | 2022-03-22 | 阿路米（无锡）有限公司 | Compressor casing processing frock |
| CN115229538A (en) * | 2022-08-10 | 2022-10-25 | 衡阳市精峰机械有限公司 | Cast iron rocker arm seat double-sided double-positioning tool |
| CN116809986A (en) * | 2023-06-28 | 2023-09-29 | 青岛旺升源金属科技有限公司 | Positioning tool for turning outer circle of special-shaped automobile part |
-
2020
- 2020-08-25 CN CN202021802133.8U patent/CN212918479U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114211281A (en) * | 2021-12-23 | 2022-03-22 | 阿路米（无锡）有限公司 | Compressor casing processing frock |
| CN115229538A (en) * | 2022-08-10 | 2022-10-25 | 衡阳市精峰机械有限公司 | Cast iron rocker arm seat double-sided double-positioning tool |
| CN115229538B (en) * | 2022-08-10 | 2023-08-29 | 衡阳市精峰机械有限公司 | Double-sided double-positioning tool for cast iron rocker arm seat |
| CN116809986A (en) * | 2023-06-28 | 2023-09-29 | 青岛旺升源金属科技有限公司 | Positioning tool for turning outer circle of special-shaped automobile part |
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