CN107877135B - Automatic pressing device for air tap and pin of turbocharging shell - Google Patents
Automatic pressing device for air tap and pin of turbocharging shell Download PDFInfo
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- CN107877135B CN107877135B CN201711321126.9A CN201711321126A CN107877135B CN 107877135 B CN107877135 B CN 107877135B CN 201711321126 A CN201711321126 A CN 201711321126A CN 107877135 B CN107877135 B CN 107877135B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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Abstract
The invention relates to an automatic pressing device, in particular to an automatic pressing device for an air tap and a pin of a turbocharger housing. Comprises an air tap pressing-in device, a clamping device and a pin pressing-in device; the clamping device is used for fixing the turbo-charging shell, the air nozzle pressing-in device is used for pressing the straight air nozzle into the air nozzle hole of the turbo-charging shell, and the pin pressing-in device is used for pressing the positioning pin into the pin hole of the turbo-charging shell. The automatic pressing device for the air tap and the pin of the turbocharging shell has high automation degree, can effectively protect the turbocharging shell, accurately positions the turbocharging shell, has good consistency of assembly of the positioning pin and the straight air tap, high yield, accurate pressing positions of the positioning pin and the straight air tap and stable pressure, and can detect whether the final pressing of the straight air tap and the positioning pin is qualified.
Description
Technical Field
The invention relates to an automatic pressing device, in particular to an automatic pressing device for an air tap and a pin of a turbocharger housing.
Background
Turbochargers are actually air compressors that increase the amount of intake air by compressing the air. The turbine drives a coaxial impeller by utilizing the inertial impulse of exhaust gas discharged by the engine, and the impeller presses and sends air sent by an air filter pipeline to be pressurized into a cylinder. When the rotation speed of the engine increases, the exhaust gas discharge speed and the turbine rotation speed also synchronously increase, the impeller compresses more air to enter the cylinder, more fuel can be combusted by increasing the pressure and the density of the air, and the output power of the engine can be increased by correspondingly increasing the fuel quantity and adjusting the rotation speed of the engine. Racing sports cars are typically equipped with a turbocharger on the engine to cause the car to burst more power. The engine generates power by combusting fuel in the cylinder, the input fuel quantity is limited by the air quantity sucked into the cylinder, the generated power is also limited, and if the running performance of the engine is in an optimal state, the output power is increased, the fuel quantity can be increased only by compressing more air into the cylinder, and the combustion function is improved. Turbochargers are the only mechanical devices that enable the engine to increase its output without changing its operating efficiency.
Although some fixtures are adopted to fix a turbocharger housing, for example, chinese patent CN203357330U discloses a turbocharger fixture, which comprises a base plate, a baffle plate and a positioning pin, wherein the baffle plate and the positioning pin are positioned on the base plate, a first linear guide rail, a stepped guide rail and a blade profiling cavity are fixed on the base plate, a housing clamping mechanism is arranged on the first linear guide rail, a blade fixing mechanism is arranged at the top end of the housing clamping mechanism, the housing clamping mechanism comprises a guide rail sliding block positioned at the bottom end, a pressure head positioned at the side surface, a spring roller mechanism and a cylinder push plate, the spring roller mechanism is positioned on the stepped guide rail, the blade fixing mechanism comprises a push plate, an angle positioning block positioned at the front end of the push plate, a spring pressing block and a spring pressing bead, an unlocking rod is arranged at the rear end of the push plate, and a second linear guide rail is arranged at the bottom surface. The blade profiling cavity is complex in structure, complex in overall structure, high in processing cost and poor in universality.
The turbocharger housing is required to be provided with the pin for positioning, and the pin is in interference fit with the pin hole of the turbocharger housing, so that the tool clamp is required to press the pin into the pin hole of the turbocharger housing. The existing working clamp is inconvenient to use or is not suitable for pin installation of a turbo-charging shell, such as a pin pressing device disclosed in Chinese patent CN106736421A, and the pin pressing device can be used for conveniently and rapidly pressing in pins, and is low in rejection rate, high in processing speed and high in production efficiency; the automatic punching device comprises a hung base, a sliding rail is arranged on the end face of the base, a bottom plate is slidably connected to the sliding rail, the bottom plate slides through a driving cylinder fixed on the base, a punching device is fixed on the bottom plate through a support, the punching device is connected with the punching cylinder, and the punching device is connected with a vibrating disc through a conveying pipe. But the device is not suitable for pin mounting of a turbocharger housing.
There is currently no device that can simultaneously press the pin and air tap into the turbocharger housing.
Disclosure of Invention
In order to solve the problems, the invention provides the automatic pressing device for the turbine charging shell air tap and the pin, which has the advantages of high automation degree, capability of effectively protecting the turbine charging shell, accurate positioning of the turbine charging shell, good consistency of assembly of the positioning pin and the straight air tap, high yield, accurate pressing position of the positioning pin and the straight air tap, stable pressure and capability of detecting whether the straight air tap is finally pressed into the turbine charging shell or not, and the specific technical scheme is as follows:
the automatic air tap and pin pressing-in device of the turbocharging shell comprises an air tap pressing-in device, a clamping device and a pin pressing-in device; the clamping device is used for fixing the turbo-charging shell, the air nozzle pressing-in device is used for pressing the straight air nozzle into the air nozzle hole of the turbo-charging shell, and the pin pressing-in device is used for pressing the positioning pin into the pin hole of the turbo-charging shell.
Through adopting above-mentioned technical scheme, carry out accurate location with the turbo charging shell through clamping device earlier, then through air cock indentation device and pin indentation device with straight air cock and locating pin impress into the turbo charging shell.
Preferably, the clamping device comprises a clamping base, a corner oil cylinder, a side positioning column and a side compression cylinder; the clamping base is fixed on the clamping bottom plate, and a center positioning column is arranged at the center of the clamping base; the corner oil cylinder, the side positioning column and the side compacting cylinder are all fixed on the clamping bottom plate and positioned on the side surface of the clamping base, the corner oil cylinder is provided with a compacting arm, the compacting arm is provided with a compacting block, and the compacting block is pressed on the top of the turbo charging shell; the side face positioning column is located on one side of the air pipe of the turbo charging shell and faces the boss of the air pipe, the side face compression cylinder is located on the other side of the air pipe and opposite to the side face positioning column, and the side face compression cylinder and the side face positioning column jointly compress the air pipe.
By adopting the technical scheme, the pressing arm rotates to the upper part of the turbine charging shell when the corner oil cylinder descends and presses the top of the turbine charging shell, so that the turbine charging shell is pressed on the clamping base; when the corner oil cylinder is lifted, the pressing arm rotates by 90 degrees, and the pressing arm leaves the upper part of the turbine charging shell, so that the turbine charging shell is convenient to assemble and disassemble. The center positioning column limits the turbo charging shell at the center of the clamping base, the side positioning column limits the position of the turbo charging shell and prevents the turbo charging shell from rotating, the side pressing cylinder and the side positioning column jointly press the air pipe, so that the turbo charging shell is completely positioned, the position is accurate, and the follow-up pressing in of the positioning pin and the straight air nozzle is facilitated.
Preferably, the clamping base is also provided with an upper protective backing plate and a lower protective backing plate; the bottom of the compaction block is provided with a polyurethane elastic block; the side positioning columns are arranged on the positioning column fixing plates, the side positioning columns are in threaded connection with the positioning column fixing plates, and the positioning column fixing plates are arranged on the clamping bottom plates; the side pressing cylinder is provided with a pressing rod seat, and the pressing rod seat is movably connected with one end of the connecting plate through a shaft; the other end of the connecting plate is movably connected with the side pressure bar through a shaft; one end of the side pressure bar is movably connected with the cylinder joint through a shaft, the other end of the side pressure bar is provided with a side backing plate, the side backing plate is opposite to the side positioning column, the side backing plate is pressed on the other side of the air pipe, and the side backing plate and the side positioning column jointly compress the air pipe.
Through adopting above-mentioned technical scheme, center reference column, last protection backing plate and lower protection backing plate are nylon or POM, and center reference column, last protection backing plate and lower protection backing plate prevent that the turbo charging shell from bumping when placing on pressing from both sides tight base, damage turbo charging shell.
The polyurethane elastic block has good elasticity and shock absorption, and prevents the compacting block from being directly pressed to the top of the turbine charging shell to damage the turbine charging shell.
The side locating column is in threaded connection with the locating column fixing plate, so that the position of the side locating column can be conveniently adjusted, and the accurate positioning of the turbocharger housing can be realized.
The side pressure lever is adopted to prevent the piston rod of the cylinder from being directly pressed on the air pipe, and if the piston rod of the cylinder is directly pressed on the air pipe, the turbine charging shell can be avoided after the piston rod is retracted, so that the turbine charging shell is convenient to assemble and disassemble, the stroke of the cylinder is long, the overall size of the cylinder is large, and the installation is inconvenient. The size of the air cylinder can be reduced by adopting the scheme of the side pressure lever, so that the whole structure is compact.
Preferably, the pin pressing device comprises a pin pressing oil cylinder, a lifting plate and a pin lifting device; the pin pressing-in oil cylinder is connected with the bottom of the lifting plate, the lifting plate is movably mounted on the lower guide post through a linear bearing, one end of the lower guide post is fixed at the bottom of the clamping bottom plate, the top of the lifting plate is provided with a pin pressing rod, the pin pressing rod is positioned right below a lifting rod of the pin lifting device, the pin lifting device is fixed on the clamping base, and a lifting sliding block of the pin lifting device is movably provided with a positioning pin; the clamping bottom plate is provided with two limiting columns, the limiting columns are fixed on the clamping bottom plate through threads, one end of each limiting column is located above the lifting plate, the other end of each limiting column is located at the top of the clamping bottom plate, and locking nuts are arranged on the limiting columns.
Through adopting above-mentioned technical scheme, the hydro-cylinder jack-up lifter plate is pressed in to the pin, and the lifter plate passes through the lifter lever promotion pin elevating gear's lifter, and the lifter drives the lifting slider and rises, and the lifting slider presses the locating pin to the turbo charging shell.
The limiting column limits the limit travel of the pin pressing-in oil cylinder, and the damage of the turbine charging shell caused by the fact that the pin pressing-in oil cylinder exceeds the required travel is prevented. The two limit posts make the stress of the lifting plate uniform.
Preferably, the pin lifting device comprises a lifting slide block, a slide block seat, a lifting seat and a lifting rod; the top of lift slider is equipped with the cotter hole, and the cotter hole is the blind hole, and the cotter hole is clearance fit with the locating pin, and the lift slider activity is inserted in the slider groove of slider seat, and the top at the lift seat is fixed to the slider seat, and the activity is equipped with the lifter on the lift seat, and the one end and the lift slider of lifter are connected, and the other end is located the outside of the bottom of lift seat, is equipped with the spring between lifter and the lift seat, and the spring makes the lift slider press at the top of lift seat, and the lift seat is fixed on pressing from both sides tight base.
Through adopting above-mentioned technical scheme, the lifting seat is installed on pressing from both sides tight base, and the pin hole of lifting slide block is faced the pinhole of turbo charging shell, and the bottom of lifter is faced the pin depression bar. During operation, the locating pin is inserted into the pin hole, then the turbo charging shell is placed on the clamping device, the pin pressing-in oil cylinder is started, the pin pressing-in oil cylinder drives the lifting rod to ascend, the lifting rod pushes the lifting sliding block to move upwards, the lifting sliding block presses the locating pin into the pin hole of the turbo charging shell, then the pin pressing-in oil cylinder is retracted, and the lifting rod moves downwards along with the pin pressing-in oil cylinder under the action of the spring until the lifting sliding block presses the top of the lifting seat.
The dowel hole is clearance fit with the dowel, so that the dowel is convenient to insert, and meanwhile, the phenomenon that the dowel is unstable due to overlarge dowel hole, so that the dowel cannot be obliquely pressed into the dowel hole is avoided. The sliding block seat limits the moving position of the lifting sliding block, so that the lifting sliding block can lift along the required direction, the stability of the lifting sliding block is improved, and the radial force of the lifting sliding block is borne by the sliding block seat, so that the connection strength of the lifting sliding block and the lifting rod is reduced. The other end of the lifting rod is positioned at the outer side of the bottom of the lifting seat, so that the lifting rod can conveniently move synchronously with the pin pressing-in oil cylinder.
The lifting rod is prevented from being directly connected with a piston rod of the pin pressing-in oil cylinder through spring reset, so that the assembly difficulty is reduced, and the structure is simple.
Preferably, a sliding block connecting seat is arranged at the bottom of the lifting sliding block and is positioned below the sliding block seat, the sliding block connecting seat is connected with a lifting rod, the sliding block connecting seat is movably inserted into a lifting groove of the lifting seat, and the lifting groove is positioned at the top of the lifting seat; the bottom of the lifting groove is provided with a lifting hole which is communicated with a spring hole at the bottom of the lifting seat; the lifting rod comprises an upper lifting rod and a lower lifting rod, the diameters of the upper lifting rod and the lower lifting rod are sequentially increased, the end part of the upper lifting rod is connected with the sliding block connecting seat and is movably inserted into the lifting hole, and the lower lifting rod is movably inserted into the spring hole; one end of the spring is pressed in the spring hole, the other end of the spring is pressed on the lower lifting rod, and the spring is sleeved on the upper lifting rod; the lifting seat is provided with a positioning hole which is vertical to the spring hole and penetrates through the spring hole, the positioning hole is provided with a limiting rod, the limiting rod is movably inserted into the limiting hole of the lower lifting rod, and the limiting hole is a kidney-shaped through hole.
Through adopting above-mentioned technical scheme, because the lift slider size is less, if directly be connected with the lifter, can lead to the diameter of lifter less, intensity variation realizes the lift slider and lifter is connected through the slider connecting seat.
The limiting rod limits the moving position of the lifting rod, and damage to the turbocharger housing caused by excessive movement is prevented.
Preferably, the device also comprises a lower displacement sensor, a spoke force transducer, a pin detection sensor and a shell sensor;
the lower displacement sensor is fixed on one side of the lifting plate, a lower detection rod of the lower displacement sensor faces the displacement adjusting rod, the displacement adjusting rod is connected with the displacement adjusting seat through threads, and the displacement adjusting seat is fixed on the clamping bottom plate;
the spoke force transducer is fixed at the top of the lifting plate and is positioned in the sensor groove of the protection block, the sensor groove of the protection block is communicated with the pressure lever hole, the pin pressure lever is movably inserted in the pressure lever hole, and the pin pressure lever is positioned above the spoke force transducer;
the pin detection sensor is arranged on the vertical sensor fixing frame, the vertical sensor fixing frame is fixed on the clamping bottom plate, the vertical sensor fixing frame is U-shaped, the pin detection sensor is arranged in the U-shaped and does not exceed the vertical sensor fixing frame, and the pin detection sensor detects whether a positioning pin is arranged on the lifting sliding block or not;
The shell sensor is fixed on the transverse sensor fixing frame, the transverse sensor fixing frame is fixed on the clamping bottom plate, a groove is formed in the transverse sensor fixing frame, the shell sensor is fixed in the groove and does not exceed the groove, and the shell sensor detects whether the turbo-charging shell is placed on the clamping base or not.
By adopting the technical scheme, the lower displacement sensor is used for detecting the moving distance of the lifting plate, so that the pressing depth of the positioning pin is controlled.
The spoke force transducer is used for detecting the pressure of the pin pressing-in oil cylinder, preventing damage to the turbine charging shell caused by overlarge pressure, detecting whether the pressure is too small, and if the pressure value is smaller than a set minimum value, indicating that the fit between the locating pin and the turbine charging shell is clearance fit, and the locating pin is not in accordance with the requirement and is a defective product. The protection block is used for protecting the spoke force transducer.
The pin detection sensor detects whether the locating pin is installed in place before the turbocharger housing is placed, and the fact that the locating pin is not placed to influence the pressing-in of the locating pin is prevented. The vertical sensor fixing frame can protect the pin detection sensor and prevent the pin detection sensor from being damaged.
The housing sensor checks whether the turbocharger housing is placed on the clamping base, and only if the turbocharger housing is placed, the next process can be performed. The transverse sensor fixing frame protects the shell sensor from being damaged.
The housing sensor and the pin detection sensor may each employ a photoelectric sensor.
Preferably, the air tap pressing-in device comprises an air tap pressing-in oil cylinder, a pressing-in rod and an air tap clamping device; the air tap pressing-in oil cylinder is fixed on the pressing-in bottom plate, the air tap pressing-in oil cylinder is connected with the pressing-in rod, the pressing-in rod is connected with the pressing-in plate, the air tap clamping device is arranged at the bottom of the pressing-in plate, and the straight air tap is movably inserted into the air tap clamping device; the pressing-in plate is provided with a round guide rod, the pressing-in bottom plate is provided with a linear bearing, and the pressing-in rod and the round guide rod are respectively inserted into the linear bearing.
Through adopting above-mentioned technical scheme, fix the turbo charging shell on clamping device earlier, make the air cock hole of turbo charging shell face straight air cock, then start the air cock and impress the hydro-cylinder, the air cock impress the hydro-cylinder and drive the pole of impressing, the pole of impressing drives the board of impressing, the board of impressing drives air cock clamping device, air cock clamping device will cut straightly the air cock on the air cock hole of turbo charging shell. The hydraulic pressure is stable, the pressing-in speed is moderate, and the pressing-in quality of the straight air nozzle can be ensured.
Preferably, a position adjusting device is arranged between the air tap clamping device and the pressing-in plate, and comprises a transverse adjusting plate, a longitudinal adjusting plate, a position adjusting screw rod and a position adjusting seat; the transverse adjusting plate and the longitudinal adjusting plate are respectively provided with a waist-shaped hole, the waist-shaped holes are provided with screws, the longitudinal adjusting plate is fixed on the pressing-in plate through the screws, the transverse adjusting plate is fixed on the longitudinal adjusting plate through the screws, the waist-shaped holes of the longitudinal adjusting plate are not blocked by the transverse adjusting plate, and the waist-shaped holes of the transverse adjusting plate are mutually perpendicular to the waist-shaped holes of the longitudinal adjusting plate; the transverse adjusting plate and the longitudinal adjusting plate are respectively provided with a position adjusting screw rod, the position adjusting screws are parallel to the kidney-shaped holes, the position adjusting screws are connected with a position adjusting seat through threads, and the position adjusting seat is fixed on the press-in plate;
The air tap clamping device comprises an air tap inserting rod, an auxiliary ring and a connecting rod; one end of the connecting rod is fixed on the transverse adjusting plate, the other end of the connecting rod is connected with the air tap inserting rod, an auxiliary ring is arranged on the air tap inserting rod, a spring plunger is arranged on the auxiliary ring, the straight air tap is inserted into the air tap inserting rod, and the spring plunger is pressed on the outer side face of the straight air tap;
two round guide rods are arranged on the pressing-in plate, the round guide rods are symmetrically arranged on two sides of the pressing-in rod, one end of each round guide rod is connected with the pressing-in plate, the other end of each round guide rod is provided with a limiting sleeve and a locking nut, the limiting sleeve is in threaded connection with the round guide rod, and the locking nut is arranged on one side of the limiting sleeve and is arranged at the end part of each round guide rod.
By adopting the technical scheme, the position adjusting device is convenient for adjusting the position between the straight air tap and the air tap hole of the turbine supercharging shell, and is used for eliminating accumulated position difference after the whole machine is assembled, so that the straight air tap is ensured to be opposite to the air tap hole. When the air tap clamping device is adjusted, the screw is loosened, the position adjusting screw is rotated, the position adjusting screw drives the transverse adjusting plate or the longitudinal adjusting plate to move, when the transverse adjusting plate and the longitudinal adjusting plate are moved to the proper positions, the screw is locked, and the transverse adjusting plate and the longitudinal adjusting plate are fixed, so that the accurate positioning of the air tap clamping device is realized.
The straight air tap is inserted into the air tap inserting rod to realize the accurate positioning of the straight air tap. The auxiliary ring is used for installing the spring plunger, the spring plunger presses the straight air tap to prevent the straight air tap from falling, the pressure of the spring plunger is moderate, namely, the straight air tap is convenient to insert, and the straight air tap is not influenced to be separated.
The limit sleeve adjusts the pressing-in limit position of the pressing-in plate, and damage to the turbine charging shell and the straight air nozzle caused by overshoot of the pressing-in stroke is prevented. The two round guide rods are symmetrically arranged on two sides of the pressing-in rod, so that the pressing-in rod can stably operate.
Preferably, the auxiliary ring is provided with a proximity switch, and the proximity switch is opposite to the straight air nozzle; the pressing-in rod is provided with a positioning bracket, the positioning bracket is provided with a positioning adjusting rod, the positioning adjusting rod is in threaded connection with the positioning bracket, the positioning adjusting rod faces to an upper detection rod of an upper displacement sensor, and the upper displacement sensor is fixed on the pressing-in bottom plate; one side of the positioning bracket is provided with a detection sensor, the detection sensor faces the positioning bracket, and the detection sensor is fixed on the press-in bottom plate; a circular plate type force transducer is arranged between the air tap pressing-in oil cylinder and the pressing-in rod.
By adopting the technical scheme, the proximity switch detects whether the straight air tap is inserted into the inserted link, and only the straight air tap is inserted into the inserted link to start the air tap pressing-in oil cylinder.
The upper displacement sensor detects and controls the pressing depth of the straight air nozzle, so that the pressing depth of the straight air nozzle is ensured to meet the size requirement, and the installation consistency of the straight air nozzle is good.
The detection sensor can adopt a proximity switch for detecting whether the positioning bracket is positioned at the initial position.
The circular plate type force transducer monitors the pressure value in the pressing process of the straight air tap, and judges whether the pressing of the straight air tap is qualified or not according to the pressure value. Because the straight air tap and the air tap hole have machining tolerance, the straight air tap and the air tap hole are prevented from forming transition fit, so that the straight air tap is not firm although being pressed successfully, namely the pressure value detected in the pressing process is smaller than the minimum required value, the assembled straight air tap cannot bear larger pressure, and the loose is easy to occur, so that a quality accident is generated; this can be avoided by pressure monitoring. Meanwhile, the air nozzle hole of the turbine booster shell can be prevented from being damaged due to overlarge pressure.
Compared with the prior art, the invention has the following beneficial effects:
the automatic pressing device for the air tap and the pin of the turbocharging shell has high automation degree, can effectively protect the turbocharging shell, accurately positions the turbocharging shell, has good consistency of assembly of the positioning pin and the straight air tap, high yield, accurate pressing positions of the positioning pin and the straight air tap and stable pressure, and can detect whether the final pressing of the straight air tap and the positioning pin is qualified.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a partial cross-sectional view of an air cap compression fitting;
FIG. 3 is a bottom view of the air cap pressing device;
FIG. 4 is an enlarged cross-sectional view of the air cap clamping device;
FIG. 5 is an enlarged schematic view of the clamping device;
FIG. 6 is an enlarged schematic view of the pin lifter;
FIG. 7 is an assembled cross-sectional view of the spoke load cell, the protection block and the pin strut.
Detailed Description
The invention will now be further described with reference to the accompanying drawings.
Example 1
As shown in fig. 1 to 6, the automatic air tap and pin pressing-in device of the turbocharger housing comprises an air tap pressing-in device, a clamping device and a pin pressing-in device; the clamping device fixes the turbo charging shell 11, the air tap pressing device presses the straight air tap 13 into the air tap hole of the turbo charging shell 11, and the pin pressing device presses the positioning pin 48 into the pin hole of the turbo charging shell 11.
As shown in fig. 1 and 5, the clamping device includes a clamping base 31, a corner cylinder 32, a side positioning column 33, and a side hold-down cylinder 34. The clamping base 31 is fixed on the clamping bottom plate 37, the clamping bottom plate 37 is fixed on the base plate 61 through clamping guide posts 64, and the clamping guide posts 64 are four, uniformly distributed on the clamping bottom plate 37 and positioned at four corners of the clamping bottom plate 37. The center of the clamping base 31 is provided with a center positioning column 311; the clamping base 31 is also provided with an upper protective pad 312 and a lower protective pad 313. The center positioning post 311, the upper protective pad 312, and the lower protective pad 313 are POMs. The POM is not easy to deform and has a certain elastic property to effectively prevent the turbocharger housing 11 from being bumped. The center post 311, the upper pad 312, and the lower pad 313 prevent the turbocharger housing 11 from being damaged by collision when the turbocharger housing 11 is placed on the clamping base 31.
The corner cylinder 32 is fixed to the clamp base 37 and is located on the side of the clamp base 31. The corner oil cylinder 32 is provided with a pressing arm 321, the pressing arm 321 is provided with a pressing block 322, the bottom of the pressing block 322 is provided with a polyurethane elastic block 323, and the polyurethane elastic block 323 is pressed on the top of the turbocharger housing 11. The polyurethane elastic block 323 has good elasticity and shock absorption, and prevents the compression block 322 from being directly pressed to the top of the turbocharger housing 11 to damage the turbocharger housing 11.
The side reference column 33 is located on one side of the air pipe 12 of the turbo charging shell 11 and faces the boss of the air pipe 12, the side reference column 33 is installed on the reference column fixing plate 331, the side reference column 33 is in threaded connection with the reference column fixing plate 331, and the reference column fixing plate 331 is installed on the clamping bottom plate 37. The side positioning column 33 is in threaded connection with the positioning column fixing plate 331 so as to conveniently adjust the position of the side positioning column 33.
The side hold down cylinder 34 is secured to the clamp base 37 and is located on the other side of the air tube 12. The side pressing cylinder 34 is provided with a pressing rod seat 341, and the pressing rod seat 341 is movably connected with one end of a connecting plate 342 through a shaft; the other end of the connecting plate 342 is movably connected with a side pressure lever 343 through a shaft; one end of the side pressure lever 343 is movably connected with the cylinder joint 344 through a shaft, the other end is provided with a side base plate 345, the side base plate 345 is opposite to the side positioning column 33, the side base plate 345 presses the other side of the air pipe 12, and the side base plate 345 and the side positioning column 33 jointly press the air pipe 12.
As shown in fig. 1 and 6, the pin pressing device includes a pin pressing cylinder 21, a lifter plate 22, and a pin lifter.
As shown in fig. 1, the pin pressing cylinder 21 is fixed on a cylinder fixing plate 211, the cylinder fixing plate 211 is fixed at the bottom of a lower guide post 23, the top of the lower guide post 23 is fixed at the bottom of a clamping bottom plate 37, four lower guide posts 23 are arranged, and the lower guide posts 23 are uniformly distributed on the cylinder fixing plate 211 and are positioned at four corners of the cylinder fixing plate 211. The pin pressing cylinder 21 is connected with the bottom of the lifting plate 22, and the lifting plate 22 is movably arranged on the lower guide post 23 through a linear bearing. The top of the lifter plate 22 is provided with a pin plunger 24, the pin plunger 24 being located directly below the lifter 45 of the pin lifter.
The clamping bottom plate 37 is provided with two limiting columns 26, the limiting columns 26 are fixed on the clamping bottom plate 37 through threads, one end of each limiting column 26 is located above the lifting plate 22, the other end of each limiting column is located at the top of the clamping bottom plate 37, and the other end of each limiting column is also provided with a locking nut.
As shown in fig. 6, the pin elevating device includes an elevating slider 41, a slider seat 42, an elevating seat 44, and an elevating lever 45.
The lifting seat 44 is mounted on the clamping base 31, the pin hole 411 of the lifting slider 41 faces the pin hole of the turbocharger housing 11, and the bottom of the lifting rod 45 faces the pin pressing rod 24.
The top of lift slider 41 is equipped with the cotter hole 411, cotter hole 411 is the blind hole, and cotter hole 411 and locating pin 48 are clearance fit, lift slider 41 activity is inserted in the slider groove 421 of slider seat 42, slider seat 42 is fixed at the top of lift seat 44, slider connecting seat 43 is equipped with to the bottom of lift slider 41, slider connecting seat 43 is located the below of slider seat 42, slider connecting seat 43 is connected with lifter 45, slider connecting seat 43 activity is inserted in the lift groove 441 of lift seat 44, lift groove 441 is located the top of lift seat 44.
The bottom of the lifting groove 441 is provided with a lifting hole which is communicated with a spring hole 443 at the bottom of the lifting seat 44.
The lifting rod 45 comprises an upper lifting rod 451 and a lower lifting rod 452 with diameters sequentially increased, the end part of the upper lifting rod 451 is connected with the sliding block connecting seat 43 and is movably inserted into the lifting hole, the lower lifting rod 452 is movably inserted into the spring hole 443, and the bottom of the lower lifting rod 452 is positioned outside the bottom of the lifting seat 44; one end of the spring 47 is pressed in the spring hole 443, the other end is pressed on the lower lift rod 452, and the spring 47 is sleeved on the upper lift rod 451, and the spring 47 presses the lift slider 41 on top of the lift base 44.
The lifting seat 44 is also provided with a positioning hole which is vertical to the spring hole 443 and passes through the spring hole 443, the positioning hole is provided with a limiting rod 46, the limiting rod 46 is movably inserted into a limiting hole 453 of the lower lifting rod 452, and the limiting hole 453 is a kidney-shaped through hole.
As shown in fig. 1, 2, 3 and 4, the air tap pressing device includes an air tap pressing cylinder 110, a pressing rod 120, a position adjusting device and an air tap clamping device 15.
The air tap pressing cylinder 110 is fixed on the upper fixing plate 111, the upper fixing plate 111 is fixed on the pressing bottom plate 134 through the fixing column 112, a through hole is arranged in the center of the fixing column 112, and a lifting groove is arranged on the side face and communicated with the through hole. The pressing-in bottom plate 134 is fixed on the bottom plate 61 through connecting columns 63, two connecting columns 63 are arranged, the connecting columns 63 are symmetrically fixed at two ends of the pressing-in bottom plate 134, a connecting block 62 is arranged at the bottom of the bottom plate 61, and the connecting block 62 can be connected with a frame or fixed on a table.
The air tap pressing cylinder 110 is connected with a pressing rod 120, the pressing rod 120 is connected with a pressing plate 14, a position adjusting device is arranged at the bottom of the pressing plate 14, an air tap clamping device 15 is arranged on the position adjusting device, and a straight air tap 13 is movably inserted into the air tap clamping device 15.
Two round guide rods 131 are arranged on the pressing-in plate 14, the round guide rods 131 are symmetrically arranged on two sides of the pressing-in rod 120, one end of each round guide rod 131 is connected with the pressing-in plate 14, a limiting sleeve 132 and a locking nut 133 are arranged on the other end of each round guide rod, the limiting sleeve 132 is in threaded connection with the round guide rod 131, and the locking nut 133 is arranged on one side of the limiting sleeve 132 and is arranged at the end of each round guide rod 131. The limiting sleeve 132 adjusts the pressing-in limit position of the pressing-in plate 14, and prevents the turbine charging shell and the straight air nozzle 13 from being damaged due to the overshoot of the pressing-in stroke.
The pressing base 134 is provided with a linear bearing, and the pressing rod 120 and the circular guide rod 131 are respectively inserted into the linear bearing.
As shown in fig. 1, 2 and 3, the position adjusting device includes a lateral adjusting plate 162, a longitudinal adjusting plate 161, a position adjusting screw 166 and a position adjusting seat 165; the transverse adjusting plate 162 and the longitudinal adjusting plate 161 are respectively provided with a waist-shaped hole, the waist-shaped holes are provided with screws, the longitudinal adjusting plate 161 is fixed on the pressing-in plate 14 through the screws, the transverse adjusting plate 162 is fixed on the longitudinal adjusting plate 161 through the screws, the transverse adjusting plate 162 does not shade the waist-shaped holes of the longitudinal adjusting plate 161, and the waist-shaped holes of the transverse adjusting plate 162 are mutually perpendicular to the waist-shaped holes of the longitudinal adjusting plate 161; the transverse adjusting plate 162 and the longitudinal adjusting plate 161 are respectively provided with a position adjusting screw 166, the position adjusting screw 166 is parallel to the kidney-shaped hole, the position adjusting screw 166 is connected with a position adjusting seat 165 through threads, and the position adjusting seat 165 is fixed on the pressing-in plate 14.
The position adjusting device is convenient for adjusting the position between the straight air nozzle 13 and the air nozzle hole of the turbo charging shell, and is used for eliminating accumulated position difference after the whole machine is assembled, so that the straight air nozzle 13 is ensured to be opposite to the air nozzle hole. During adjustment, the screw is loosened, the position adjusting screw 166 is rotated, the position adjusting screw 166 drives the transverse adjusting plate 162 or the longitudinal adjusting plate 161 to move, and when the transverse adjusting plate 162 and the longitudinal adjusting plate 161 are fixed by the locking screw after moving to a proper position, the accurate positioning of the air tap clamping device 15 is realized.
As shown in fig. 4, the air tap clamping device 15 includes an air tap insert 152, an auxiliary ring 153, and a connecting rod 151; one end of the connecting rod 151 is fixed at the bottom of the transverse adjusting plate 162, the other end of the connecting rod 151 is connected with the air tap inserting rod 152, an auxiliary ring 153 is arranged on the air tap inserting rod 152, a spring plunger 154 is arranged on the auxiliary ring 153, the straight air tap 13 is inserted into the air tap inserting rod 152, and the spring plunger 154 is pressed on the outer side face of the straight air tap 13.
The straight air nozzle 13 is inserted into the air nozzle inserting rod 152 to accurately position the straight air nozzle 13. The auxiliary ring 153 is used for installing a spring plunger 154, the spring plunger 154 presses the straight air nozzle 13 to prevent the straight air nozzle 13 from falling, and the pressure of the spring plunger 154 is moderate, so that the straight air nozzle 13 is convenient to insert, and the separation of the straight air nozzle 13 is not influenced.
During operation, the positioning pin 48 is firstly inserted into the pin hole 411, the straight air nozzle 13 is inserted into the air nozzle inserting rod 152, then the turbo charging shell 11 is placed on the clamping base 31 according to a fixed direction, the center hole of the turbo charging shell 11 is inserted into the center positioning column 311, the boss of the air pipe 12 is contacted with the side positioning column 33, the side pressing cylinder 34 is started, the side pressing cylinder 34 drives the side pressing rod 343, and the side backing plate 345 of the side pressing rod 343 and the side positioning column 33 jointly press the air pipe 12;
Then the corner oil cylinder 32 is started, the pressing arm 321 rotates to the upper part of the turbine charging shell 11 and presses the top of the turbine charging shell 11, the turbine charging shell 11 is pressed on the clamping base 31, the turbine charging shell 11 is completely fixed, the fixed position is accurate, the pin hole of the turbine charging shell 11 faces the locating pin 48, and the air nozzle hole faces the straight air nozzle 13;
then, starting the pin pressing cylinder 21, wherein the pin pressing cylinder 21 drives the lifting rod 45 to lift upwards through the pin pressing rod 24, the lifting rod 45 pushes the lifting slide block 41 to move upwards, the lifting slide block 41 presses the positioning pin 48 into a pin hole of the turbocharger housing 11, then the pin pressing cylinder 21 retracts, and the lifting rod 45 moves downwards along with the pin pressing cylinder 21 under the action of the spring 47 until the lifting slide block 41 is pressed to the top of the lifting seat 44;
then starting an air tap pressing-in oil cylinder 110, wherein the air tap pressing-in oil cylinder 110 drives a pressing-in rod 120, the pressing-in rod 120 drives a pressing-in plate 14, the pressing-in plate 14 drives an air tap clamping device 15, and the air tap clamping device 15 presses a straight air tap 13 into an air tap hole of the turbine charging shell; after the straight air tap 13 is pressed in, the air tap pressing cylinder 110 is retracted, and the straight air tap 13 is separated from the air tap inserting rod 152.
After the positioning pin 48 and the straight air tap 13 are pressed, the side pressing cylinder 34 is opened to loosen the air pipe 12, then the corner oil cylinder 32 is opened, the corner oil cylinder 32 is lifted, the pressing arm 321 rotates by 90 degrees, and the pressing arm 321 leaves the upper part of the turbo charging shell 11, so that the turbo charging shell 11 is convenient to take away.
Example two
On the basis of the first embodiment, the lower displacement sensor 25, the spoke load cell 242, the pin detection sensor 35, the shell sensor 36, the proximity switch 155, the upper displacement sensor 17, the detection sensor 185 and the circular plate load cell 19 are added, so that the working stability of the automatic pressing device for the air tap and the pin of the turbocharger shell is improved.
As shown in fig. 1, a lower displacement sensor 25 is installed at one side of the lifting plate 22, a lower detection rod 251 of the lower displacement sensor 25 faces a displacement adjustment rod 253, the displacement adjustment rod 253 is connected with a displacement adjustment seat 252 through threads, and the displacement adjustment seat 252 is fixed on the clamping bottom plate 37. The lower displacement sensor 25 detects a moving distance of the lifter plate 22, thereby controlling a pressing depth of the pin.
As shown in fig. 1 and 7, the spoke load cell 242 is fixed on the top of the lifter plate 22 and is located in the sensor groove of the protection block 241, the protection block 241 is fixed on the top of the lifter plate 22, the protection block 241 is provided with the sensor groove and the pressure bar hole which are mutually communicated, the pin pressure bar 24 is movably inserted in the pressure bar hole, and the pin pressure bar 24 is located above the spoke load cell 242. The spoke force sensor 242 is used for detecting the pressure of the pin pressing into the oil cylinder 21, preventing the damage of the turbo charging shell 11 caused by the overlarge pressure, and detecting whether the pressure is too small, if the pressure value is smaller than the set minimum value, the fit between the locating pin 48 and the turbo charging shell 11 is clearance fit, and the fit is not in accordance with the requirement, and is a defective product. The protection block 241 is used to protect the spoke load cells 242.
As shown in fig. 1 and 5, the pin detection sensor 35 is mounted on the vertical sensor holder 351, the vertical sensor holder 351 is fixed on the clamp base 37, the vertical sensor holder 351 is U-shaped, and the pin detection sensor 35 is mounted inside the U-shape without exceeding the vertical sensor holder 351. The pin detection sensor 3 checks whether the positioning pin 48 is mounted in place before the turbocharger housing 11 is placed, preventing the positioning pin 48 from being not placed. The vertical sensor holder 351 can protect the pin detection sensor 35 from damage to the pin detection sensor 35.
As shown in fig. 1 and 5, the housing sensor 36 is fixed to the lateral sensor mount 361, the lateral sensor mount 361 is fixed to the clamp base 37, a groove is provided in the lateral sensor mount 361, and the housing sensor 36 is fixed in the groove without exceeding the groove. The housing sensor 36 checks whether the turbocharger housing 11 is placed on the clamping base 31, and the positioning pin 48 can be pressed in only if the turbocharger housing 11 is placed. The lateral sensor mount 361 protects the housing sensor 36 from being bumped.
As shown in fig. 4, the proximity switch 155 is fixed to the auxiliary ring 153, and the proximity switch 155 faces the straight air nozzle 13. The proximity switch 155 detects whether the straight air tap 13 is inserted into the plunger, and only the insertion of the straight air tap 13 into the plunger can activate the air tap pressing cylinder 110.
As shown in fig. 1 and 2, the press-in lever 120 is provided with a positioning bracket 173, the positioning bracket 173 passes through the lifting groove, the positioning bracket 173 is provided with a positioning adjusting lever 172, the positioning adjusting lever 172 is in threaded connection with the positioning bracket 173, the positioning adjusting lever 172 faces the upper detecting lever 171 of the upper displacement sensor 17, and the upper displacement sensor 17 is fixed on the press-in bottom plate 134. The pressing depth of the straight air nozzle 13 is detected and controlled through the upper displacement sensor 17, namely, when the upper displacement sensor 17 detects a set position signal, the air nozzle pressing-in cylinder 110 is stopped through the control system, so that the pressing depth of the straight air nozzle 13 is ensured to meet the size requirement, and the installation consistency of the straight air nozzle 13 is good.
As shown in fig. 1 and 2, a detection sensor 185 is disposed on one side of the positioning bracket 173, the detection sensor 185 faces the positioning bracket 173, and the detection sensor 185 is mounted on the fixing post 112. The detection sensor 185 is used for detecting whether the positioning bracket 173 is located at the initial position, and the detection sensor 185 can be a proximity switch.
As shown in fig. 1 and 2, a circular plate type load cell 19 is installed between the air tap press-in cylinder 110 and the press-in rod 120. The pressure value in the pressing process of the straight air nozzle 13 is monitored through the circular plate type force transducer 19, and whether the straight air nozzle 13 is pressed in or not is judged according to the pressure value. Because the straight air tap 13 and the air tap hole all have machining tolerance, prevent that straight air tap 13 and air tap hole from forming transition fit, lead to straight air tap 13 though impressing successfully, but infirm, the pressure value that detects in the impressing process is less than minimum required value promptly, and the straight air tap 13 of assembly can not bear great pressure, takes place to loosen easily, produces the quality accident, can avoid the emergence of this kind of condition through pressure monitoring. Meanwhile, the air nozzle hole of the turbine booster shell can be prevented from being damaged due to overlarge pressure.
Claims (6)
1. The automatic air tap and pin pressing device of the turbo-charging shell is characterized by comprising an air tap pressing device, a clamping device and a pin pressing device; the clamping device is used for fixing the turbo-charging shell (11), the air nozzle pressing-in device is used for pressing the straight air nozzle (13) into an air nozzle hole of the turbo-charging shell (11), and the pin pressing-in device is used for pressing the positioning pin (48) into a pin hole of the turbo-charging shell (11);
the clamping device comprises a clamping base (31), a corner oil cylinder (32), a side positioning column (33) and a side compression cylinder (34); the clamping base (31) is fixed on the clamping bottom plate (37), and a center positioning column (311) is arranged at the center of the clamping base (31); the corner oil cylinder (32), the side positioning column (33) and the side pressing cylinder (34) are all fixed on the clamping bottom plate (37) and positioned on the side surface of the clamping base (31), the corner oil cylinder (32) is provided with a pressing arm (321), the pressing arm (321) is provided with a pressing block (322), and the pressing block (322) is pressed on the top of the turbo-charging shell (11); the side face positioning column (33) is positioned on one side of the air pipe (12) of the turbocharger housing (11) and faces the boss of the air pipe (12), the side face compression cylinder (34) is positioned on the other side of the air pipe (12) and opposite to the side face positioning column (33), and the side face compression cylinder (34) and the side face positioning column (33) jointly compress the air pipe (12);
The pin pressing device comprises a pin pressing oil cylinder (21), a lifting plate (22) and a pin lifting device; the pin pressing-in oil cylinder (21) is connected with the bottom of the lifting plate (22), the lifting plate (22) is movably mounted on the lower guide post (23) through a linear bearing, one end of the lower guide post (23) is fixed at the bottom of the clamping bottom plate (37), the top of the lifting plate (22) is provided with a pin pressing rod (24), the pin pressing rod (24) is positioned under a lifting rod (45) of the pin lifting device, the pin lifting device is fixed on the clamping base (31), and a positioning pin (48) is movably mounted on a lifting sliding block (41) of the pin lifting device; the clamping bottom plate (37) is provided with two limiting columns (26), the limiting columns (26) are fixed on the clamping bottom plate (37) through threads, one end of each limiting column (26) is located above the lifting plate (22), the other end of each limiting column is located at the top of the clamping bottom plate (37), and locking nuts are arranged on the limiting columns;
the pin lifting device comprises a lifting sliding block (41), a sliding block seat (42), a lifting seat (44) and a lifting rod (45); the top of the lifting sliding block (41) is provided with a pin hole (411), the pin hole (411) is a blind hole, the pin hole (411) is in clearance fit with the positioning pin (48), the lifting sliding block (41) is movably inserted into a sliding block groove (421) of the sliding block seat (42), the sliding block seat (42) is fixed at the top of the lifting seat (44), the lifting seat (44) is movably provided with a lifting rod (45), one end of the lifting rod (45) is connected with the lifting sliding block (41), the other end of the lifting rod is positioned at the outer side of the bottom of the lifting seat (44), a spring (47) is arranged between the lifting rod (45) and the lifting seat (44), the lifting sliding block (41) is pressed at the top of the lifting seat (44), and the lifting seat (44) is fixed on the clamping base (31);
The air tap pressing-in device comprises an air tap pressing-in oil cylinder (110), a pressing-in rod (120) and an air tap clamping device (15); the air tap pressing-in oil cylinder (110) is fixed on the pressing-in bottom plate (134), the air tap pressing-in oil cylinder (110) is connected with the pressing-in rod (120), the pressing-in rod (120) is connected with the pressing-in plate (14), the air tap clamping device (15) is arranged at the bottom of the pressing-in plate (14), and the straight air tap (13) is movably inserted into the air tap clamping device (15); the pressing-in plate (14) is provided with a round guide rod (131), the pressing-in bottom plate (134) is provided with a linear bearing, and the pressing-in rod (120) and the round guide rod (131) are respectively inserted into the linear bearing.
2. The automatic pressing device for the air tap and the pin of the turbocharging shell according to claim 1, wherein an upper protection base plate (312) and a lower protection base plate (313) are further arranged on the clamping base (31); the bottom of the compaction block (322) is provided with a polyurethane elastic block (323); the side positioning column (33) is arranged on the positioning column fixing plate (331), the side positioning column (33) is in threaded connection with the positioning column fixing plate (331), and the positioning column fixing plate (331) is arranged on the clamping bottom plate (37); the side pressing cylinder (34) is provided with a pressing rod seat (341), and the pressing rod seat (341) is movably connected with one end of the connecting plate (342) through a shaft; the other end of the connecting plate (342) is movably connected with a side pressure bar (343) through a shaft; one end of the side pressure bar (343) is movably connected with the cylinder joint (344) through a shaft, the other end of the side pressure bar is provided with a side base plate (345), the side base plate (345) is opposite to the side positioning column (33), the side base plate (345) is pressed on the other side of the air pipe (12), and the side base plate (345) and the side positioning column (33) jointly press the air pipe (12).
3. The automatic pressing device for the air tap and the pin of the turbo-charging shell according to claim 1, wherein a sliding block connecting seat (43) is arranged at the bottom of the lifting sliding block (41), the sliding block connecting seat (43) is positioned below the sliding block seat (42), the sliding block connecting seat (43) is connected with a lifting rod (45), the sliding block connecting seat (43) is movably inserted into a lifting groove (441) of the lifting seat (44), and the lifting groove (441) is positioned at the top of the lifting seat (44); the bottom of the lifting groove (441) is provided with a lifting hole which is communicated with a spring hole (443) at the bottom of the lifting seat (44); the lifting rod (45) comprises an upper lifting rod (451) and a lower lifting rod (452) with diameters increased in sequence, the end part of the upper lifting rod (451) is connected with the sliding block connecting seat (43) and is movably inserted into the lifting hole, and the lower lifting rod (452) is movably inserted into the spring hole (443); one end of the spring (47) is pressed in the spring hole (443), the other end is pressed on the lower lifting rod (452), and the spring (47) is sleeved on the upper lifting rod (451); the lifting seat (44) is provided with a positioning hole which is perpendicular to the spring hole (443) and penetrates through the spring hole (443), the positioning hole is provided with a limiting rod (46), the limiting rod (46) is movably inserted into a limiting hole (453) of the lower lifting rod (452), and the limiting hole (453) is a kidney-shaped through hole.
4. The automatic pressing device for the air tap and the pin of the turbocharging shell according to claim 1, further comprising a lower displacement sensor (25), a spoke load cell (242), a pin detection sensor (35) and a shell sensor (36);
the lower displacement sensor (25) is fixed on one side of the lifting plate (22), a lower detection rod (251) of the lower displacement sensor (25) faces the displacement adjustment rod (253), the displacement adjustment rod (253) is connected with the displacement adjustment seat (252) through threads, and the displacement adjustment seat (252) is fixed on the clamping bottom plate (37);
the spoke load cell (242) is fixed at the top of the lifting plate (22) and is positioned in a sensor groove of the protection block (241), the sensor groove of the protection block (241) is communicated with the pressure bar hole, the pin pressure bar (24) is movably inserted into the pressure bar hole, and the pin pressure bar (24) is positioned above the spoke load cell (242);
the pin detection sensor (35) is arranged on the vertical sensor fixing frame (351), the vertical sensor fixing frame (351) is fixed on the clamping bottom plate (37), the vertical sensor fixing frame (351) is U-shaped, the pin detection sensor (35) is arranged inside the U-shaped and does not exceed the vertical sensor fixing frame (351), and the pin detection sensor (35) detects whether the lifting sliding block (41) is provided with a positioning pin (48); the shell sensor (36) is fixed on the transverse sensor fixing frame (361), the transverse sensor fixing frame (361) is fixed on the clamping base plate (37), a groove is formed in the transverse sensor fixing frame (361), the shell sensor (36) is fixed in the groove and does not exceed the groove, and the shell sensor (36) detects whether the turbocharger shell (11) is placed on the clamping base (31).
5. The automatic pressing device for the air tap and the pin of the turbo charging shell according to claim 1, wherein a position adjusting device is arranged between the air tap clamping device (15) and the pressing plate (14), and comprises a transverse adjusting plate (162), a longitudinal adjusting plate (161), a position adjusting screw (166) and a position adjusting seat (165); waist-shaped holes are formed in the transverse adjusting plate (162) and the longitudinal adjusting plate (161), screws are arranged on the waist-shaped holes, the longitudinal adjusting plate (161) is fixed on the pressing-in plate (14) through the screws, the transverse adjusting plate (162) is fixed on the longitudinal adjusting plate (161) through the screws, the waist-shaped holes of the longitudinal adjusting plate (161) are not shielded by the transverse adjusting plate (162), and the waist-shaped holes of the transverse adjusting plate (162) are mutually perpendicular to the waist-shaped holes of the longitudinal adjusting plate (161); the transverse adjusting plate (162) and the longitudinal adjusting plate (161) are respectively provided with a position adjusting screw rod (166), the position adjusting screws (166) are parallel to the kidney-shaped holes, the position adjusting screws (166) are connected with the position adjusting seat (165) through threads, and the position adjusting seat (165) is fixed on the pressing-in plate (14);
the air tap clamping device (15) comprises an air tap inserting rod (152), an auxiliary ring (153) and a connecting rod (151); one end of the connecting rod (151) is fixed on the transverse adjusting plate (162), the other end of the connecting rod (151) is connected with the air tap inserting rod (152), an auxiliary ring (153) is arranged on the air tap inserting rod (152), a spring plunger (154) is arranged on the auxiliary ring (153), the straight air tap (13) is inserted on the air tap inserting rod (152), and the spring plunger (154) is pressed on the outer side face of the straight air tap (13);
Two round guide rods (131) are arranged on the pressing-in plate (14), the round guide rods (131) are symmetrically arranged on two sides of the pressing-in rod (120), one end of each round guide rod (131) is connected with the pressing-in plate (14), a limiting sleeve (132) and a locking nut (133) are arranged on the other end of each round guide rod, the limiting sleeve (132) is in threaded connection with the corresponding round guide rod (131), and the locking nut (133) is arranged on one side of the corresponding limiting sleeve (132) and is arranged at the end of each round guide rod (131).
6. The automatic pressing device for the air tap and the pin of the turbocharging shell according to claim 5, wherein the auxiliary ring (153) is provided with a proximity switch (155), and the proximity switch (155) faces the straight air tap (13); a positioning bracket (173) is arranged on the pressing-in rod (120), a positioning adjusting rod (172) is arranged on the positioning bracket (173), the positioning adjusting rod (172) is in threaded connection with the positioning bracket (173), the positioning adjusting rod (172) faces to an upper detection rod (171) of an upper displacement sensor (17), and the upper displacement sensor (17) is fixed on a pressing-in bottom plate (134); one side of the positioning bracket (173) is provided with a detection sensor (185), the detection sensor (185) faces the positioning bracket (173), and the detection sensor (185) is fixed on the pressing-in bottom plate (134); a circular plate type force transducer (19) is arranged between the air tap pressing-in oil cylinder (110) and the pressing-in rod (120).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711321126.9A CN107877135B (en) | 2017-12-12 | 2017-12-12 | Automatic pressing device for air tap and pin of turbocharging shell |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711321126.9A CN107877135B (en) | 2017-12-12 | 2017-12-12 | Automatic pressing device for air tap and pin of turbocharging shell |
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| CN107877135A CN107877135A (en) | 2018-04-06 |
| CN107877135B true CN107877135B (en) | 2023-05-02 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108705283A (en) * | 2018-06-27 | 2018-10-26 | 安徽泓毅汽车技术股份有限公司 | Safety belt case rivet press-in device |
| CN108673098A (en) * | 2018-07-31 | 2018-10-19 | 昆山宇辰光通自动化科技有限公司 | The changeable pressure head module of differential mechanism press fitting |
| CN110253486B (en) * | 2018-09-10 | 2024-04-09 | 无锡铭方科技有限公司 | Automatic bolt mechanism |
| CN109443742B (en) * | 2018-12-30 | 2024-03-15 | 芜湖希又智能科技有限公司 | Detection device on turbocharger actuator assembly line |
| CN109676348A (en) * | 2019-01-21 | 2019-04-26 | 博众精工科技股份有限公司 | Flexible press system |
| CN112739033B (en) * | 2021-04-02 | 2021-06-22 | 苏州维嘉科技股份有限公司 | Automatic pin pressing device of circuit board |
| CN115229463B (en) * | 2022-07-22 | 2023-05-30 | 无锡蠡湖增压技术股份有限公司 | Automatic press-fitting device for water nozzle |
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| CN203357330U (en) * | 2013-07-18 | 2013-12-25 | 儒拉玛特自动化技术(苏州)有限公司 | Turbocharger fixture |
| CN104227402A (en) * | 2013-10-29 | 2014-12-24 | 苏州通锦自动化设备有限公司 | Automatic air pipe and pin assembling machine for turbocharger |
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| US7802428B2 (en) * | 2007-10-04 | 2010-09-28 | Honeywell International, Inc. | Turbocharger system subassemblies and associated assembly methods |
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| CN203357330U (en) * | 2013-07-18 | 2013-12-25 | 儒拉玛特自动化技术(苏州)有限公司 | Turbocharger fixture |
| CN104227402A (en) * | 2013-10-29 | 2014-12-24 | 苏州通锦自动化设备有限公司 | Automatic air pipe and pin assembling machine for turbocharger |
| CN106975919A (en) * | 2017-04-22 | 2017-07-25 | 广东鸿图南通压铸有限公司 | A kind of aluminium alloy chain cover pin and oil seal pressing equipment |
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