CN113579816B - Clamping device for machining high-precision sealing ring groove of actuating cylinder part - Google Patents
Clamping device for machining high-precision sealing ring groove of actuating cylinder part Download PDFInfo
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- CN113579816B CN113579816B CN202110699631.7A CN202110699631A CN113579816B CN 113579816 B CN113579816 B CN 113579816B CN 202110699631 A CN202110699631 A CN 202110699631A CN 113579816 B CN113579816 B CN 113579816B
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- 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
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
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- 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
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
- B23Q3/14—Mandrels in general
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
Actuate a section of thick bamboo class part high accuracy seal ring groove machining clamping device, include: the clamping device comprises a positioning assembly, a large-end clamping mechanism assembly, a small-end clamping mechanism assembly and a pressing sleeve. The positioning component is used for placing an actuating cylinder, and the axis of the actuating cylinder is superposed with the axis of the positioning component; the large-end clamping mechanism assembly is fixedly arranged on the positioning assembly and is used for press-fitting the flanging of the large end of the actuator cylinder; a plurality of large-end clamping mechanism components are uniformly distributed in the circumferential direction; the pressing sleeve is sleeved on the small end of the actuating cylinder, and the small end clamping mechanism assembly is fixedly arranged on the positioning assembly and used for pressing and mounting the end face of the pressing sleeve to enable the actuating cylinder to keep fixed relative to the positioning assembly. The device well solves the problem of machining chatter, improves the clamping rigidity, obviously improves the qualification rate of parts, and thoroughly solves the production problems of poor circular run-out and low roughness precision of the sealing ring groove and the main hole of the actuating cylinder.
Description
Technical Field
The invention relates to a clamping device for machining a high-precision sealing ring groove of an actuating cylinder part, in particular to a clamping device for assembling a mandrel pressing sleeve.
Background
The actuator cylinder is one of the core parts of a servo mechanism and is widely applied to long-range carrier rockets. The actuator cylinder (figure 1) is mainly characterized by a hollow thin wall and a long length, and one end of the actuator cylinder comprises more annular grooves and inner holes. The sealing ring groove of the actuating cylinder can vibrate in actual processing, and the conditions of out-of-tolerance of circular run-out and low roughness precision of the sealing ring groove of part of parts and a reference A (main hole) occur, so that the parts are repaired or scrapped. Meanwhile, the occurrence of vibration can shorten the service life of the cutter and the machine tool. At present, the processing of the ring groove is carried out by a turning process, a main hole is taken as a reference, a core penetrating shaft presses the large end of the actuating cylinder, and the ring groove, the inner hole and the outer circle of the small end are turned. The actuator cylinder is made of 0Cr17Ni4Cu4Nb, the density is high, the mass is large, the large end of the actuator cylinder is pressed only by the through core shaft and the pressing plate, the rigidity of the small end is poor, the small end vibrates when the main shaft rotates, the circular groove has vibration lines after cutting, the circular vibration error of a main hole is large, most parts do not meet the requirements of drawings, and the rejection rate of products is high.
Disclosure of Invention
The technical problem solved by the invention is as follows: the defects in the prior art are overcome, the high-precision sealing ring groove machining clamping device for the actuating cylinder parts is provided, the machining flutter problem is well solved, the clamping rigidity is improved, the part percent of pass is remarkably improved, and the production problems that the actuating cylinder sealing ring groove and a main hole are out of round run and low in roughness precision are thoroughly solved. Compared with the original processing mode, the parts processed at one time are qualified, the repair frequency is reduced, the part processing period is effectively shortened, and the production efficiency is improved. Meanwhile, the machining chatter vibration is reduced, the phase change is reduced, and the service lives of the cutter and the machine tool are prolonged.
The technical scheme of the invention is as follows:
actuate a section of thick bamboo class part high accuracy seal ring groove machining clamping device, include: the clamping device comprises a positioning assembly, a large-end clamping mechanism assembly, a small-end clamping mechanism assembly and a pressing sleeve;
the positioning component is used for placing an actuating cylinder, and the axis of the actuating cylinder is superposed with the axis of the positioning component;
the large-end clamping mechanism assembly is fixedly arranged on the positioning assembly and is used for press-fitting the flanging of the large end of the actuator cylinder; a plurality of large-end clamping mechanism components are uniformly distributed in the circumferential direction;
the pressing sleeve is sleeved on the small end of the actuating cylinder, and the small end clamping mechanism assembly is fixedly mounted on the positioning assembly and used for pressing and mounting the end face of the pressing sleeve to enable the actuating cylinder to keep fixed relative to the positioning assembly.
Optionally, a positioning assembly, comprising: a mandrel and a faceplate;
the mandrel is fixedly arranged on the flower disc;
the mandrel is used for enabling the axis of the actuating cylinder to coincide with the axis of the faceplate.
Optionally, the mandrel is of a stepped shaft structure, a small end of the mandrel is inserted into the central hole of the faceplate, and the small end of the mandrel is in interference fit with the central hole of the faceplate.
Optionally, the large end of the mandrel is clearance fit with the through hole of the large end of the ram.
Optionally, a big-end clamping mechanism assembly, comprising: the device comprises a pressing plate, a first screw rod and a first supporting rod;
one end of the first screw rod is connected with the disc chuck through screw threads,
a threaded hole and a waist-shaped hole are processed on the pressing plate;
the other end of the first screw penetrates through the waist-shaped hole of the pressure plate and then is connected with the nut;
one end of the first supporting rod is provided with a thread, the other end of the first supporting rod is provided with a square table, the square table of the first supporting rod abuts against the faceplate, and one end of the first supporting rod penetrates through the threaded hole of the pressing plate and then is connected with the nut;
the lower end face of the pressure plate is pressed against the flanging of the large end of the actuator cylinder, and the pressure plate is pressed against the flanging of the large end of the actuator cylinder by adjusting the first supporting rod and the first screw rod.
Optionally, the press sleeve is a cylindrical structure; the upper end face of the pressing sleeve is provided with grooves which are uniformly distributed in the circumferential direction.
Optionally, the through hole in the end face of the pressing sleeve is matched with the small end of the actuating cylinder.
Optionally, the inner wall of the compression sleeve is in clearance fit with the small end of the actuator cylinder.
Optionally, a small end clamping mechanism assembly comprising: the device comprises a sizing block, a pressing plate, a third screw, a right-angle pressing plate, a nut and a second supporting rod;
the sizing block is fixedly arranged on the flower disc;
a waist-shaped hole and a threaded hole are processed on the pressing plate;
one end of the second supporting rod is connected with the right-angle pressing plate, and the other end of the second supporting rod is connected with a threaded hole in the pressing plate;
one end of the third screw rod penetrates through a waist-shaped hole on the pressing plate and then is in threaded connection with the sizing block;
a waist-shaped hole is processed on the right-angle pressing plate, and the other end of the third screw penetrates through the waist-shaped hole on the right-angle pressing plate and then is connected with the nut;
the free end structure of the right-angle pressure plate is matched with the groove of the pressing sleeve and is pressed against the small end of the actuating cylinder through the pressing sleeve.
Optionally, the small end clamping mechanism assembly further comprises: a second screw and a nut;
the shim iron is fixedly arranged on the faceplate through a second screw and a nut.
Compared with the prior art, the invention has the beneficial effects that:
1) the device enables the two ends of the actuating cylinder to be clamped tightly, improves clamping rigidity, avoids machining chatter, and greatly improves product percent of pass and machining efficiency.
2) According to the invention, the small end is convenient to clamp by designing the pressing sleeve, the clamping force is uniformly distributed on the pressing sleeve, the end face of the pressing sleeve is level to the end face of the outer circle of the small end of the actuating cylinder, and the end part can be turned when the outer circle of the small end is turned, so that the drawing requirement is met.
3) The right-angle pressing plate is matched with the screw and the supporting rod for use, so that the clamping height can be conveniently adjusted, and the requirements for processing actuating cylinders of different specifications can be met.
4) The device is simple and convenient to clamp and disassemble, parts of the existing universal fixture are selected to the greatest extent, and tool cost is saved.
5) This device passes through flower disc and dabber combination location clamping, avoids "alignment" to practice thrift a large amount of "alignment time", improves production efficiency.
6) The invention reduces the processing vibration by clamping the clamp, improves the service life of the cutter and the machine tool by changing phases.
Drawings
FIG. 1 is a schematic view of the actuator cylinder of the present invention;
FIG. 2 is a schematic diagram of the apparatus of the present invention;
FIG. 3 is a schematic view of a positioning portion of the present invention;
FIG. 4 is a schematic view of the large end clamping mechanism of the present invention;
FIG. 5 is a schematic view of the large end clamping mechanism of the present invention;
FIG. 6 is a schematic view of a press sleeve structure according to the present invention;
FIG. 7 is a schematic view of a mandrel configuration of the present invention;
FIG. 8 is a schematic view of the structure of the faceplate of the present invention.
Detailed Description
The invention discloses a high-precision sealing ring groove machining clamping device for actuating cylinder parts, which comprises: a positioning assembly 100, a large end clamping mechanism assembly 200, a small end clamping mechanism assembly 300, and a press sleeve 400. The positioning assembly 100 is used for placing a cylinder, and the axis of the cylinder is coincident with the axis of the positioning assembly 100; the ram is shown in figure 1. The large-end clamping mechanism assembly 200 is fixedly arranged on the positioning assembly 100 and is used for press-fitting a flanging of the large end of the actuator cylinder; a plurality of large-end clamping mechanism assemblies 200 are circumferentially and uniformly distributed; the pressing sleeve 400 is sleeved on the small end of the actuating cylinder, and the small end clamping mechanism assembly 300 is fixedly arranged on the positioning assembly 100 and used for pressing and mounting the end face of the pressing sleeve 400 so as to keep the actuating cylinder fixed relative to the positioning assembly 100.
A positioning assembly 100, comprising: a spindle 101 and a faceplate 102; as shown in fig. 7 and 8. The mandrel 101 is fixedly arranged on the faceplate 102; the mandrel 101 serves to align the axis of the ram with the axis of the faceplate 102. The mandrel 101 is of a stepped shaft structure, the small end of the mandrel 101 is inserted into the central hole of the faceplate 102, and the small end of the mandrel 101 is in interference fit with the central hole of the faceplate 102. The large end of the mandrel 101 is in clearance fit with the through hole of the large end of the actuator cylinder.
A large end clamping mechanism assembly 200 comprising: a pressure plate 201, a first screw 202 and a first support rod 204. One end of the first screw 202 is in threaded connection with the faceplate 102, and a threaded hole and a waist-shaped hole are processed on the pressing plate 201; the other end of the first screw 202 passes through the waist-shaped hole of the pressure plate 201 and then is connected with a nut; one end of the first support rod 204 is provided with a thread, the other end of the first support rod 204 is provided with a square table, the square table of the first support rod 204 abuts against the faceplate 102, and one end of the first support rod 204 passes through the threaded hole of the press plate 201 and then is connected with the nut. The lower end surface of the pressure plate 201 presses against the flange of the large end of the actuator cylinder, and the pressure plate 201 presses the flange of the large end of the actuator cylinder by adjusting the first support rod 204 and the first screw 202.
The pressing sleeve 400 is of a cylindrical structure; the upper end face of the pressing sleeve 400 is provided with grooves which are uniformly distributed in the circumferential direction. The through hole on the end face of the pressing sleeve 400 is matched with the small end of the actuating cylinder. The inner wall of the pressing sleeve 400 is in clearance fit with the small end of the actuating cylinder.
A small end clamping mechanism assembly 300 comprising: the device comprises a sizing block 301, a pressing plate 304, a third screw 305, a right-angle pressing plate 306, a nut 307 and a second supporting rod 308. The sizing block 301 is fixedly arranged on the flower disc 102; a waist-shaped hole and a threaded hole are processed on the pressing plate 304; one end of the second supporting rod 308 is connected with the right-angle pressing plate 306, and the other end of the second supporting rod 308 is connected with a threaded hole in the pressing plate 304; one end of the third screw 305 passes through the waist-shaped hole on the pressing plate 304 and then is in threaded connection with the sizing block 301; a kidney-shaped hole is processed on the right-angle pressing plate 306, and the other end of the third screw 305 passes through the kidney-shaped hole on the right-angle pressing plate 306 and then is connected with a nut; the free end of the right angle pressure plate 306 is configured to engage the groove of the sleeve 400 and press against the small end of the ram through the sleeve 400.
The small-end clamping mechanism assembly 300, further comprising: a second screw 302 and a nut 303; the sizing block 301 is fixedly mounted on the faceplate 102 by a second screw 302 and a nut 303.
Examples
The clamping device consists of a positioning assembly 100, a large-end clamping mechanism assembly 200, a small-end clamping mechanism assembly 300 and a pressing sleeve 400, and the schematic diagram of the device is shown in figure 2.
(1) Assembling connection relation of devices
The positioning assembly consists of a mandrel 101 and a faceplate 102. The faceplate 102 is the main body that carries the fixture and parts. The mandrel 101 is mounted on the faceplate, the small end of the mandrel is in interference fit with the inner hole of the faceplate, and the small end of the mandrel is pressed into the inner hole of the faceplate. The main hole of the actuating cylinder is in clearance fit with the large end of the mandrel to play a role in centering.
The large-end clamping mechanism assembly 200 consists of a pressure plate 201, a first screw 202, a nut 203, a first support rod 204 and a nut 205. First screw 202 passes through clamp plate middle part logical groove and screws to the flower disc screw hole, and first bracing piece 204 threaded end screws into in the clamp plate tail end threaded hole, and square platform end supports the flower disc terminal surface, plays the supporting pressure board effect, adjusts first bracing piece and first screw to suitable position (according to the big end outer loop thickness of pressurized strut), and the clamp plate is pushed down and is moved a section of thick bamboo outer loop limit, screws up nut 203 and nut 205 big end and just is compressed tightly.
The small end clamping mechanism component 300 is composed of a sizing block 301, a second screw 302, a nut 303, a pressure plate 304, a third screw 305, a right-angle pressure plate 306, a nut 307 and a second support rod 308. The sizing block 301 is hollow inside, a through hole is formed in the bottom of the sizing block, the second screw 302 penetrates through the through hole and is screwed into the disc chuck threaded hole, and then the sizing block is tightly screwed through a nut to be pressed. A pressing plate 304 is arranged above the sizing block 301, a through groove is formed in the middle of the pressing plate, and a third screw 305 penetrates through the through groove and is screwed into a threaded hole in the sizing block 301. After the threaded end of the second support rod 308 of the square table is screwed into the threaded hole at the tail end of the pressing plate 304, the second support rod 308 and the third screw 305 are adjusted to proper positions (according to the length of the actuating cylinder), the right-angle pressing plate 306 presses the pressing sleeve 400, and the small end of the nut 307 is tightly screwed. The third screw is screwed with a nut 309, and when the third screw is adjusted to a proper extension length, the nut is screwed to play a role of pressing the pressing plate 304.
The large hole of the pressing sleeve 400 is matched with the shape of the actuator cylinder, the small hole of the pressing sleeve is matched with the small end of the actuator cylinder, the outer cylindrical surface of the pressing sleeve is provided with a U-shaped groove matched with the right-angle pressing plate at intervals of 120 degrees, the second supporting rod and the third screw rod are adjusted to proper positions, the right-angle pressing plate presses the U-shaped groove, the nut is screwed, and therefore the workpiece is clamped by the clamp.
(2) Composition and key point requirements of the device
1) Positioning part
The positioning part is a positioning assembly as shown in figure 3.
The small end of the mandrel is in interference fit with an inner hole of the faceplate, 4 threaded holes are symmetrically distributed on the end surface of the bottom of the faceplate and are used for being connected with a clamping part (the clamping part mechanism does not comprise and belongs to the inherent connection of a machine tool and the faceplate), and a chuck of the machine tool clamps the clamping part to ensure that the coaxiality of the axis of the mandrel and the axis of a main shaft of the machine tool is not more than
Secondly, the large end of the mandrel is in small clearance fit with the inner hole of the actuating cylinder to play a centering role, the length of the mandrel needs to reach 70% of the depth of the main hole of the actuating cylinder, and the X and Y rotational freedom degrees of the actuating cylinder are limited.
2) Clamping part
The clamping part is divided into a large end clamping mechanism (figure 4), a small end clamping mechanism (figure 5) and a pressing sleeve (figure 6).
Firstly, the shape of the designed pressing sleeve is cylindrical, U-shaped grooves are formed in the outer cylindrical surface of the pressing sleeve at intervals of 120 degrees, the openings are arranged outwards along the radial direction and are uniformly distributed in the circumferential direction as shown in figure 5, an inner hole is formed in the end surface of the bottom of the pressing sleeve and is matched with the shape of the actuating cylinder, and 3 right-angle pressing plates 306 press the U-shaped grooves, so that clamping force can be guaranteed to act on the pressing sleeve and the actuating cylinder uniformly, and the pressing sleeve is prevented from tilting in the clamping process.
And secondly, universal fixture parts are selected for the pressing plate, the sizing block, the supporting rod, the nut and the right-angle pressing plate, the use requirements are met through combined construction, and the manufacturing cost of the fixture is saved.
And thirdly, the clamping mode is that the large end and the small end of the actuating cylinder are clamped, the large end is clamped by a large end clamping mechanism (as shown in figure 4) to tightly press the appearance of the large end of the actuating cylinder, and the small end is clamped by a small end clamping mechanism (as shown in figure 5) and a pressing sleeve (as shown in figure 6).
The using method of the invention specifically comprises the following steps:
the mandrel 101 is mounted on the faceplate, the small end of the mandrel is in interference fit with the inner hole of the faceplate, and the small end of the mandrel is pressed into the inner hole of the faceplate. The main hole of the actuating cylinder is in clearance fit with the large end of the mandrel.
The first screw 202 penetrates through the through groove in the middle of the pressing plate and is screwed into the threaded hole of the disc chuck, the threaded end of the first supporting rod is screwed into the threaded hole at the tail end of the pressing plate 201, the square table end is abutted to the end face of the disc chuck, the first supporting rod and the first screw are adjusted to appropriate positions, the pressing plate presses the outer ring edge of the actuating cylinder according to the thickness of the outer ring of the large end of the actuating cylinder, and the large ends of the screw nut 203 and the screw nut 205 are tightly screwed.
And a second screw 302 penetrates through a through hole on the sizing block 301 and is screwed into the turnplate threaded hole, and a nut 303 is screwed to press the sizing block tightly. Clamp plate 304 is equipped with to the parallels top, it has logical groove to open in the middle of it, third screw rod 305 passes logical groove and twists threaded hole on the parallels, take square platform second bracing piece 308 screw thread end to twist in clamp plate 304 tail end screw thread hole, the square platform supports right angle clamp plate terminal surface down, adjust second bracing piece and third screw rod to suitable position (according to pressurized strut length), screw up nut 309, clamp plate 304 is just locked, the U-shaped groove is pushed down to the right angle clamp plate, screw up nut 307, the work piece just is pressed from both sides by anchor clamps like this.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention, and those skilled in the art can make possible variations and modifications of the present invention using the method and the technical contents disclosed above without departing from the spirit and scope of the present invention, and therefore, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention are all within the scope of the present invention.
Those skilled in the art will appreciate that the invention may be practiced without such specific details.
Claims (5)
1. Actuate a section of thick bamboo class part high accuracy seal ring groove machining clamping device, its characterized in that includes: the clamping device comprises a positioning assembly (100), a large-end clamping mechanism assembly (200), a small-end clamping mechanism assembly (300) and a pressing sleeve (400);
the positioning assembly (100) is used for placing a cylinder, and the axis of the cylinder is superposed with the axis of the positioning assembly (100);
the large-end clamping mechanism assembly (200) is fixedly arranged on the positioning assembly (100) and is used for press-fitting a flanging of the large end of the actuator cylinder; a plurality of large-end clamping mechanism assemblies (200) are uniformly distributed in the circumferential direction;
the pressing sleeve (400) is sleeved on the small end of the actuating cylinder, the small end clamping mechanism assembly (300) is fixedly arranged on the positioning assembly (100) and is used for pressing and mounting the end face of the pressing sleeve (400) to enable the actuating cylinder to keep fixed relative to the positioning assembly (100);
positioning assembly (100) comprising: a mandrel (101) and a faceplate (102);
the mandrel (101) is fixedly arranged on the faceplate (102);
the mandrel (101) is used for enabling the axis of the actuating cylinder to coincide with the axis of the faceplate (102);
the mandrel (101) is of a stepped shaft structure, the small end of the mandrel (101) is inserted into the central hole of the faceplate (102), and the small end of the mandrel (101) is in interference fit with the central hole of the faceplate (102);
the pressing sleeve (400) is of a cylindrical structure; the upper end surface of the pressing sleeve (400) is provided with grooves which are uniformly distributed in the circumferential direction;
the through hole on the end surface of the pressing sleeve (400) is matched with the small end of the actuating cylinder;
the inner wall of the pressing sleeve (400) is in clearance fit with the small end of the actuating cylinder.
2. The high-precision sealing ring groove machining clamp device for the actuating cylinder part as claimed in claim 1, wherein the large end of the mandrel (101) is in clearance fit with the through hole of the large end of the actuating cylinder.
3. The actuating cylinder type part high-precision sealing ring groove machining clamping device as claimed in claim 1 or 2, wherein the large-end clamping mechanism assembly (200) comprises: the device comprises a pressure plate (201), a first screw (202) and a first support rod (204);
one end of the first screw rod (202) is connected with the flower disc (102) in a threaded way,
a threaded hole and a waist-shaped hole are processed on the pressure plate (201);
the other end of the first screw (202) passes through a waist-shaped hole of the pressure plate (201) and then is connected with a nut;
one end of the first supporting rod (204) is provided with a thread, the other end of the first supporting rod (204) is provided with a square table, the square table of the first supporting rod (204) abuts against the faceplate (102), and one end of the first supporting rod (204) penetrates through the threaded hole of the pressing plate (201) and then is connected with the nut;
the lower end face of the pressing plate (201) is pressed against the flanging of the large end of the actuator cylinder, and the pressing plate (201) is pressed against the flanging of the large end of the actuator cylinder by adjusting the first supporting rod (204) and the first screw (202).
4. The actuating cylinder type part high-precision sealing ring groove machining clamping device as claimed in claim 1, wherein the small end clamping mechanism assembly (300) comprises: the device comprises a sizing block (301), a pressing plate (304), a third screw (305), a right-angle pressing plate (306), a nut (307) and a second supporting rod (308);
the sizing block (301) is fixedly arranged on the flower disc (102);
a waist-shaped hole and a threaded hole are processed on the pressure plate (304);
one end of the second supporting rod (308) is connected with the right-angle pressing plate (306), and the other end of the second supporting rod (308) is connected with a threaded hole in the pressing plate (304);
one end of a third screw (305) passes through a waist-shaped hole on the pressing plate (304) and then is in threaded connection with the sizing block (301);
a waist-shaped hole is processed on the right-angle pressing plate (306), and the other end of the third screw (305) penetrates through the waist-shaped hole on the right-angle pressing plate (306) and then is connected with the nut;
the free end structure of the right-angle pressure plate (306) is matched with the groove of the pressing sleeve (400) and is pressed against the small end of the actuating cylinder through the pressing sleeve (400).
5. The actuating cylinder part high-precision sealing ring groove machining clamping device as claimed in claim 4, wherein the small end clamping mechanism assembly (300) further comprises: a second screw (302) and a nut (303);
the sizing block (301) is fixedly arranged on the faceplate (102) through a second screw (302) and a nut (303).
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CN113909950A (en) * | 2021-11-16 | 2022-01-11 | 中国航发贵州黎阳航空动力有限公司 | Machining clamp for diversion ring shell |
CN115431057B (en) * | 2022-08-29 | 2024-06-25 | 中国航发南方工业有限公司 | A several car anchor clamps for swirler short positioning part |
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CN102513803A (en) * | 2011-12-03 | 2012-06-27 | 西安航空动力股份有限公司 | Technical method for constructing reference surface of assembled folio cartridge receiver and special clamp |
CN108214023A (en) * | 2018-01-22 | 2018-06-29 | 中信戴卡股份有限公司 | A set of fixture for solving outer rim shake knife |
CN109202502A (en) * | 2018-10-25 | 2019-01-15 | 西安航天发动机有限公司 | A kind of engine expansion segment slotting attachment and application method |
CN109807654A (en) * | 2019-01-11 | 2019-05-28 | 杭州联德精密机械股份有限公司 | A kind of universal cylinder workpiece processing frock |
CN110774027A (en) * | 2019-11-13 | 2020-02-11 | 中国航发动力股份有限公司 | Boring clamp and operation method thereof |
CN211661551U (en) * | 2019-12-23 | 2020-10-13 | 湖南涉外经济学院 | Clamping tool for machining flange hole of conical component |
CN112207597A (en) * | 2020-09-03 | 2021-01-12 | 福建省威诺数控有限公司 | Floating taper sleeve centering clamp |
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