CN117309274B - Automobile piston tightness detection device - Google Patents
Automobile piston tightness detection device Download PDFInfo
- Publication number
- CN117309274B CN117309274B CN202311617080.0A CN202311617080A CN117309274B CN 117309274 B CN117309274 B CN 117309274B CN 202311617080 A CN202311617080 A CN 202311617080A CN 117309274 B CN117309274 B CN 117309274B
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- 238000001514 detection method Methods 0.000 title claims abstract description 36
- 238000007789 sealing Methods 0.000 claims description 93
- 238000010276 construction Methods 0.000 claims 3
- 238000009987 spinning Methods 0.000 claims 1
- 230000001788 irregular Effects 0.000 abstract description 10
- 230000032258 transport Effects 0.000 description 18
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/025—Details with respect to the testing of engines or engine parts
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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
- Y02T10/40—Engine management systems
Abstract
The invention discloses an automobile piston tightness detection device, which relates to the technical field of automobile pistons and comprises a positioning base and a positioning mechanism arranged at the top end of the positioning base, wherein the positioning mechanism comprises a working assembly; the X-axis assembly comprises an X-axis sliding block, an adjusting orifice plate is arranged in the positioning base, one end of the adjusting orifice plate is movably connected with the X-axis sliding block, the adjusting orifice plate slides through a first guide groove to drive the X-axis sliding block to slide along the outer wall of the X-axis guide groove, the X-axis sliding block slides to drive the X-axis clamping block to be attached to the outer wall of the engine cylinder body, at the moment, the adjusting orifice plate continuously slides, the adjusting orifice plate slides through a second guide groove to drive the Y-axis sliding block to be attached to the outer wall of the engine cylinder body, and the Y-axis clamping block is driven to be attached to the outer wall of the engine cylinder body through controlling the X-axis clamping block and the Y-axis clamping block to move out of step, so that stable positioning operation is convenient to the engine cylinder body in an irregular shape.
Description
Technical Field
The invention relates to the technical field of automobile pistons, in particular to an automobile piston tightness detection device.
Background
The engine is a device for providing power for the automobile, is a heart of the automobile, determines the power performance, economy, stability and environmental protection of the automobile, is a machine capable of converting other forms of energy into mechanical energy, drives a piston to reciprocate in a piston sleeve through internal energy generated by combustion, and forms a combustion chamber together with a cylinder head and a cylinder wall, and when the engine of the automobile is assembled, the engine of the automobile needs to be subjected to tightness detection operation.
When the existing automobile piston tightness detection device is used, the engine cylinder body is irregular, the engine cylinder body is difficult to position, when the automobile piston tightness is detected, the engine cylinder body is easy to deviate, so that the tightness of the piston sleeve is reduced when the piston tightness is detected, the use requirement of people is not met, and therefore the automobile piston tightness detection device is provided.
Disclosure of Invention
The invention aims to provide an automobile piston tightness detection device, which solves the problem that the tightness of a piston sleeve is reduced when the piston tightness is detected due to the fact that an engine cylinder body is easy to deviate in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an automobile piston seal detection device, includes location base and sets up the positioning mechanism on location base top, positioning mechanism includes:
a working assembly;
the X-axis assembly comprises an X-axis sliding block, an adjusting orifice plate is arranged in the positioning base, one end of the adjusting orifice plate is movably connected with the X-axis sliding block, a first guide groove is formed in the connection part of the X-axis sliding block and the adjusting orifice plate, an X-axis guide groove is formed in the connection part of the X-axis sliding block and the positioning base, and an X-axis clamping block is fixedly connected to the top end of the X-axis sliding block;
the Y-axis assembly comprises a Y-axis sliding block, one side, far away from the X-axis sliding block, of one end of the adjusting orifice plate is movably connected with the Y-axis sliding block, a second guide groove is formed in the connecting part of the Y-axis sliding block and the adjusting orifice plate, a Y-axis guide groove is formed in the connecting part of the Y-axis sliding block and the positioning base, a Y-axis clamping block is fixedly connected to the top end of the Y-axis sliding block, and an engine cylinder body attached to the outer wall of the X-axis clamping block is attached to the outer wall of the Y-axis clamping block.
Based on the structure, the connecting sliding blocks slide to drive two groups of connecting rotating plates to rotate relatively through the connecting rods, the connecting rotating plates drive the adjusting orifice plates to slide through the connecting rods, the adjusting orifice plates slide to drive the X-axis sliding blocks and the Y-axis sliding blocks to move, because the appearance of the engine cylinder body is irregular, the adjusting orifice plates slide to drive the X-axis sliding blocks to slide along the outer wall of the X-axis guide groove through the first guide groove, the X-axis sliding blocks slide to drive the X-axis clamping blocks to be attached to the outer wall of the engine cylinder body, at the moment, the adjusting orifice plates continue to slide, the adjusting orifice plates slide to drive the Y-axis sliding blocks to be attached to the outer wall of the engine cylinder body through the second guide groove, and the Y-axis sliding blocks slide to drive the Y-axis clamping blocks to be attached to the outer wall of the engine cylinder body through controlling the X-axis clamping blocks and the Y-axis clamping blocks to move in an out-of-phase mode, so that stable positioning operation is convenient for the irregular engine cylinder body.
Preferably, the work assembly comprises a positioning screw rod, a positioning knob, a connecting sliding block, a connecting rod, a connecting rotating plate and an adjusting orifice plate, wherein the outer wall of the positioning base penetrates through the positioning screw rod, one end of the positioning screw rod is fixedly connected with the positioning knob, the outer wall of the positioning screw rod is connected with the connecting sliding block in a threaded manner, the connecting rod is rotatably connected with the outer wall of the connecting block, one end of the connecting rod is rotatably connected with the connecting rotating plate rotatably connected with the inner wall of the positioning base, the connecting part of the connecting rotating plate and the connecting rod is rotatably connected with the connecting rod rotatably connected with the outer wall of the adjusting orifice plate, the outer wall of the positioning base is provided with a conveying belt, the top end of the conveying belt is fixedly connected with a transferring frame, the outer wall of the transferring frame is fixedly connected with a detecting frame, the inner wall of the engine cylinder is provided with a piston sleeve, and the inner wall of the piston sleeve is slidably connected with a working piston.
Preferably, the connection rotating plate is provided with two groups, the two groups are in rotary connection with each other between the connection rotating plate, the connection rotating plate forms a rotary structure with the positioning base through the connection sliding block and the connection rod, the connection connecting rod is provided with two groups, and the two groups of connection connecting rods are in central symmetry with respect to the rotation center of the connection rotating plate.
Preferably, the X-axis sliding block forms a sliding structure through the adjusting hole plate and the first guide groove and the X-axis guide groove, the Y-axis sliding block forms a sliding structure through the adjusting hole plate and the second guide groove and the Y-axis guide groove, and the shapes of the X-axis clamping block and the Y-axis clamping block are conical.
Preferably, the transportation frame is including transporting the motor, transporting the screw rod, transporting the slider, transporting guide slot, lifter, lifting slider, lifting guide slot, centre gripping frame, centre gripping cylinder, connection ejector pad, centre gripping connecting rod, grip block and centre gripping guide slot, the outer wall fixedly connected with of transportation frame transports the motor, the output fixedly connected with of transportation motor transports the screw rod, the outer wall threaded connection who transports the screw rod with transport frame outer wall sliding connection's transportation slider, transport the slider and transport the connecting position of frame has been seted up and has been transported the guide slot, the inner wall of transporting the slider runs through the lifter, the top fixedly connected with lifting slider of lifter, lifting slider and transport the connecting position of frame have been seted up lifting guide slot, the bottom fixedly connected with centre gripping frame of lifter, the top fixedly connected with centre gripping cylinder of centre gripping cylinder, the output fixedly connected with ejector pad of connection ejector pad has the centre gripping connecting rod, the one end of centre gripping connecting rod extends to the below fixedly connected with and the engine cylinder body top fixedly connected with grip block, the connecting position of centre gripping block and centre gripping frame has been seted up with the guide slot.
Preferably, the clamping frame forms a sliding structure through the transferring sliding block and the lifting rod and the transferring guide groove, the lifting sliding block forms a sliding structure through the transferring sliding block and the lifting rod and the lifting guide groove, and the shape of the lifting guide groove is trapezoid.
Preferably, the clamping connecting rods are provided with two groups, and the clamping plate and the clamping guide groove engine cylinder body form a clamping structure through connecting the pushing block and the clamping connecting rods.
Preferably, the detection frame includes detection cylinder, crane, sealing frame, work motor, threaded rod, lift guide block, outer connecting rod, outer sealing plate, spacing guide slot, inner connecting rod, inner sealing plate, sealing washer, atmospheric pressure interface and pressure sensor, the outer wall fixedly connected with detection cylinder of detection frame, the output fixedly connected with of detection cylinder and the crane of detection frame sliding connection, the bottom fixedly connected with sealing frame of crane, sealing frame's inner wall fixedly connected with work motor, work motor's output fixedly connected with threaded rod, the outer wall threaded connection of threaded rod has the lift guide block, the outer wall of lift guide block connects the outer connecting rod soon, the bottom of outer connecting rod extends to sealing frame's below fixedly connected with outer sealing plate, spacing guide slot has been seted up to the junction of outer sealing plate and sealing frame, the outer wall of lift guide block is located the below of outer connecting rod and connects the inner connecting rod soon, the bottom of inner connecting rod extends to sealing frame's below fixedly connected with and spacing guide slot outer wall sliding connection's interior, inner sealing plate and outer wall fixedly connected with lifting guide plate and sealing frame's outer wall fixedly connected with has the lift guide block, the outer sealing washer's bottom fixedly connected with outer sealing washer and sealing washer, sealing washer is located sealing washer one side of sealing washer, sealing washer one side is located sealing washer closely and sealing washer's bottom fixedly connected with one side.
Preferably, the outer connecting rod and the inner connecting rod are respectively provided with six groups, the six groups of the outer connecting rod and the six groups of the inner connecting rod are circumferentially distributed at equal angles relative to the lifting guide block, and the included angle among the inner connecting rod, the inner connecting rod and the threaded rod is 90 degrees.
Preferably, the outer sealing plate and the inner sealing plate are arc-shaped, the outer sealing plate forms a sliding structure through the lifting guide block, the outer connecting rod and the limiting guide groove, the inner sealing plate forms a sliding structure through the lifting guide block, the inner connecting rod and the limiting guide groove, and the sealing gasket forms a sealing structure through the outer sealing plate, the inner sealing plate and the piston sleeve.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the X-axis sliding block and the Y-axis sliding block are arranged, the adjusting orifice plate slides through the first guide groove to drive the X-axis sliding block to slide along the outer wall of the X-axis guide groove, the X-axis sliding block slides to drive the X-axis clamping block to be attached to the outer wall of the engine cylinder body, at the moment, the adjusting orifice plate continuously slides, the adjusting orifice plate slides through the second guide groove to drive the Y-axis sliding block to be attached to the outer wall of the engine cylinder body, and the Y-axis clamping block is controlled to move asynchronously to facilitate stable positioning operation on the irregular engine cylinder body.
According to the invention, the transfer sliding block slides along the outer wall of the transfer guide groove through the transfer guide groove and the lifting guide groove, the transfer sliding block slides to drive the engine cylinder body at the bottom end of the clamping frame to transfer to the positioning base through the lifting rod, meanwhile, the transfer sliding block slides to drive the lifting sliding block to slide along the outer wall of the lifting guide groove through the lifting rod, and the trapezoid lifting guide groove is arranged, so that the engine cylinder body can lift while sliding, and collision of the engine cylinder body during transfer is avoided.
According to the invention, the inner sealing plate and the outer sealing plate are arranged, the lifting guide block slides and drives the outer sealing plate to slide along the outer wall of the limiting guide groove through the outer connecting rod, meanwhile, the lifting guide block slides and drives the inner sealing plate to slide along the outer wall of the limiting guide groove through the inner connecting rod, and the inner sealing plate and the outer sealing plate synchronously move to drive the sealing gasket to be tightly attached to the inner wall of the piston sleeve, so that the problem that the sealing performance of the piston sleeve is reduced during detection, and the detection error of the working piston is larger is avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the connection structure of the positioning base and the engine block of the present invention;
FIG. 3 is a schematic view of the internal structure of the positioning base of the present invention;
FIG. 4 is an enlarged view of FIG. 3 at A;
FIG. 5 is a schematic view of the connection structure of the X-axis slider and the Y-axis slider of the present invention;
FIG. 6 is a schematic view of a transport frame structure according to the present invention;
FIG. 7 is a schematic view of the connection structure of the transfer slide and the lifting slide of the present invention;
FIG. 8 is a schematic view of a clamping plate structure according to the present invention;
FIG. 9 is a schematic diagram of a cross-sectional structure of the seal frame and engine block of the present invention;
FIG. 10 is a schematic view of the inner and outer seal plate structures of the present invention.
In the figure: 1. positioning a base; 2. positioning a screw; 201. a positioning knob; 202. the connecting slide block; 203. a connecting rod; 204. connecting a rotating plate; 205. a connecting rod; 206. an orifice plate; 3. an X-axis sliding block; 301. a first guide groove; 302. an X-axis guide groove; 303. an X-axis clamping block; 4. a Y-axis slider; 401. a second guide groove; 402. y-axis guide grooves; 403. y-axis clamping blocks; 404. an engine block; 5. a conveyor belt; 6. a transfer frame; 601. a transfer motor; 602. a transfer screw; 603. a transfer slide block; 604. a transfer guide groove; 605. a lifting rod; 606. a lifting slide block; 607. lifting guide slots; 608. a clamping frame; 609. a clamping cylinder; 610. the connecting pushing block; 611. clamping the connecting rod; 612. a clamping plate; 613. clamping guide grooves; 7. a detection frame; 701. detecting a cylinder; 702. a lifting frame; 703. a sealing frame; 704. a working motor; 705. a threaded rod; 706. lifting guide blocks; 707. an outer link; 708. an outer sealing plate; 709. a limiting guide groove; 710. an inner link; 711. an inner sealing plate; 712. a sealing gasket; 713. an air pressure interface; 714. a pressure sensor; 8. a piston sleeve; 9. a working piston.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 5, in an embodiment of the present invention, an apparatus for detecting tightness of an automobile piston includes a positioning base 1 and a positioning mechanism disposed at a top end of the positioning base 1, where the positioning mechanism includes:
a working assembly;
the X-axis assembly comprises an X-axis sliding block 3, an adjusting orifice plate 206 is arranged in the positioning base 1, one end of the adjusting orifice plate 206 is movably connected with the X-axis sliding block 3, a first guide groove 301 is formed in the connecting position of the X-axis sliding block 3 and the adjusting orifice plate 206, an X-axis guide groove 302 is formed in the connecting position of the X-axis sliding block 3 and the positioning base 1, and an X-axis clamping block 303 is fixedly connected to the top end of the X-axis sliding block 3;
the Y-axis assembly comprises a Y-axis sliding block 4, one side, far away from the X-axis sliding block 3, of one end of an adjusting orifice plate 206 is movably connected with the Y-axis sliding block 4, a second guide groove 401 is formed in the connecting position of the Y-axis sliding block 4 and the adjusting orifice plate 206, a Y-axis guide groove 402 is formed in the connecting position of the Y-axis sliding block 4 and the positioning base 1, a Y-axis clamping block 403 is fixedly connected to the top end of the Y-axis sliding block 4, and an engine cylinder 404 attached to the outer wall of the X-axis clamping block 303 is attached to the outer wall of the Y-axis clamping block 403.
Based on the above structure, the connecting slide block 202 slides and drives the two groups of connecting rotating plates 204 to rotate relatively through the connecting rod 203, the connecting rotating plates 204 drive the adjusting orifice plate 206 to slide through the connecting rod 205, the adjusting orifice plate 206 slides and drives the X-axis slide block 3 and the Y-axis slide block 4 to move, because the appearance of the engine cylinder 404 is irregular, the adjusting orifice plate 206 slides and drives the X-axis slide block 3 to slide along the outer wall of the X-axis guide groove 302 through the first guide groove 301, the X-axis slide block 3 slides and drives the X-axis clamp block 303 to be attached to the outer wall of the engine cylinder 404, at this time, the adjusting orifice plate 206 continues to slide, the adjusting orifice plate 206 slides and drives the Y-axis slide block 4 to be attached to the outer wall of the engine cylinder 404 through the second guide groove 401, the Y-axis slide block 4 slides and drives the Y-axis clamp block 403 to be attached to the outer wall of the engine cylinder 404, and the X-axis clamp block 303 and the Y-axis clamp block 403 are controlled to move asynchronously, so that stable positioning operation is performed on the irregular engine cylinder 404.
Further, as shown in fig. 3 and 9, the working assembly includes a positioning screw 2, a positioning knob 201, a connecting slider 202, a connecting rod 203, a connecting rotating plate 204 and an adjusting orifice 206, the outer wall of the positioning base 1 penetrates through the positioning screw 2, one end of the positioning screw 2 is fixedly connected with the positioning knob 201, the outer wall of the positioning screw 2 is in threaded connection with the connecting slider 202, the outer wall of the connecting slider 202 is screwed with the connecting rod 203, one end of the connecting rod 203 is screwed with the connecting rotating plate 204 screwed with the inner wall of the positioning base 1, the connecting part of the connecting rotating plate 204 and the connecting rod 203 is screwed with the connecting rod 205 screwed with the outer wall of the adjusting orifice 206, the outer wall of the positioning base 1 is provided with a conveyor belt 5, the top end of the conveyor belt 5 is fixedly connected with a transferring frame 6 above an engine cylinder 404, the outer wall of the transferring frame 6 is fixedly connected with a detecting frame 7 above the positioning base 1, the inner wall of the engine cylinder 404 is provided with a piston sleeve 8, and the inner wall of the piston sleeve 8 is slidingly connected with a working piston 9. The staff places the engine cylinder 404 on the conveyer belt 5, then, transports the engine cylinder 404 on the conveyer belt 5 to the positioning base 1 through the transportation frame 6, realizes the automatic unloading operation of going up of engine cylinder 404.
Further, as shown in fig. 3 and 5, two sets of connection rotating plates 204 are provided, the two sets of connection rotating plates 204 are in rotary connection, the connection rotating plates 204 form a rotary structure with the positioning base 1 through the connection sliding blocks 202 and the connection rods 203, the connection connecting rods 205 are provided with two sets of connection connecting rods 205, the two sets of connection connecting rods 205 are in central symmetry with respect to the rotation center of the connection rotating plates 204, the connection sliding blocks 202 slide through the connection rods 203 to drive the two sets of connection rotating plates 204 to rotate relatively, the connection rotating plates 204 drive the adjusting orifice plate 206 to slide through the connection connecting rods 205, and the positioning operation on four corners of the engine cylinder 404 is realized through the arrangement of the two sets of connection connecting rods 205.
Further, as shown in fig. 3 and fig. 5, the X-axis sliding block 3 forms a sliding structure between the adjusting orifice 206 and the first guide groove 301 and the X-axis guide groove 302, the Y-axis sliding block 4 adjusts the orifice 206 and forms a sliding structure between the second guide groove 401 and the Y-axis guide groove 402, the shapes of the X-axis clamping block 303 and the Y-axis clamping block 403 are conical, the adjusting orifice 206 slides through the first guide groove 301 to drive the X-axis sliding block 3 to slide along the outer wall of the X-axis guide groove 302, the X-axis sliding block 3 slides to drive the X-axis clamping block 303 to be attached to the outer wall of the engine cylinder 404, at this time, the adjusting orifice 206 continues to slide, the adjusting orifice 206 slides through the second guide groove 401 to drive the Y-axis sliding block 4 to be attached to the outer wall of the engine cylinder 404, and the Y-axis sliding block 4 is controlled to move asynchronously to facilitate the stable positioning operation of the irregular engine cylinder 404.
Further, as shown in fig. 6-8, the transferring frame 6 includes a transferring motor 601, a transferring screw 602, a transferring slide 603, a transferring guide slot 604, a lifting rod 605, a lifting slide 606, a lifting guide 607, a clamping frame 608, a clamping cylinder 609, a connecting push block 610, a clamping connecting rod 611, a clamping plate 612 and a clamping guide slot 613, the outer wall of the transferring frame 6 is fixedly connected with the transferring motor 601, the output end of the transferring motor 601 is fixedly connected with the transferring screw 602, the outer wall of the transferring screw 602 is in threaded connection with the transferring slide 603 slidingly connected with the outer wall of the transferring frame 6, the connecting part of the transferring slide 603 and the transferring frame 6 is provided with the transferring guide slot 604, the inner wall of the transferring slide 603 penetrates through the lifting rod 605, the top end of the lifting rod 605 is fixedly connected with the lifting slide 606, the connecting part of the lifting slide 606 and the transferring frame 6 is provided with the lifting guide slot 607, the bottom end of the lifting rod 605 is fixedly connected with the clamping frame 608, the top end of the clamping frame 608 is fixedly connected with a clamping cylinder 609, the output end of the clamping cylinder 609 is fixedly connected with a connecting pushing block 610, the outer wall of the connecting pushing block 610 is rotatably connected with a clamping connecting rod 611, one end of the clamping connecting rod 611 extends to the lower part of the clamping frame 608 and is fixedly connected with a clamping plate 612 fixedly connected with the top end of the engine cylinder 404, a clamping guide groove 613 is formed at the connecting part of the clamping plate 612 and the clamping frame 608, the clamping cylinder 609 works to drive two groups of clamping connecting rods 611 to synchronously move through the connecting pushing block 610, so that the connecting pushing block 610 slides to drive the clamping plate 612 to slide along the outer wall of the clamping guide groove 613 through the clamping connecting rod 611, the clamping operation on the engine cylinder 404 is realized through the relative sliding of the two groups of clamping plates 612, then, the transferring motor 601 works to drive the transferring sliding block 603 to slide along the outer wall of the transferring guide groove 604 through the transferring screw 602, the transfer slide block 603 slides and drives the engine cylinder 404 of clamping frame 608 bottom through lifter 605 to transfer to the last of location base 1, simultaneously, transfer slide block 603 slides and drives the outer wall slip of lift guide slot 607 along lift slide block 606 through lifter 605, through setting up trapezoidal lift guide slot 607 to make engine cylinder 404 go up and down when gliding, avoid engine cylinder 404 to collide when transporting.
Further, as shown in fig. 6 and 7, the clamping frame 608 forms a sliding structure with the transferring guide groove 604 through the transferring slide block 603 and the lifting rod 605, the lifting slide block 606 forms a sliding structure with the lifting guide groove 607 through the transferring slide block 603 and the lifting rod 605, the lifting guide groove 607 has a trapezoid shape, the transferring slide block 603 slides to drive the engine cylinder 404 at the bottom end of the clamping frame 608 to transfer to the positioning base 1 through the lifting rod 605, meanwhile, the transferring slide block 603 slides to drive the lifting slide block 606 to slide along the outer wall of the lifting guide groove 607 through the lifting rod 605, and the trapezoid lifting guide groove 607 is arranged, so that the engine cylinder 404 is lifted while sliding, and the engine cylinder 404 is prevented from collision during transferring.
Further, as shown in fig. 8, two groups of clamping connecting rods 611 are provided, the clamping plate 612 forms a clamping structure between the engine cylinder 404 through the connecting push block 610 and the clamping connecting rods 611 and the clamping guide groove 613, the connecting push block 610 slides through the clamping connecting rods 611 to drive the clamping plate 612 to slide along the outer wall of the clamping guide groove 613, and the clamping operation on the engine cylinder 404 is realized through the relative sliding of the two groups of clamping plates 612.
Further, as shown in fig. 9 and 10, the detecting frame 7 includes a detecting cylinder 701, a lifting frame 702, a sealing frame 703, a working motor 704, a threaded rod 705, a lifting guide block 706, an outer connecting rod 707, an outer sealing plate 708, a limit guide slot 709, an inner connecting rod 710, an inner sealing plate 711, a sealing gasket 712, an air pressure interface 713 and a pressure sensor 714, the detecting cylinder 701 is fixedly connected to the outer wall of the detecting frame 7, the lifting frame 702 is fixedly connected to the output end of the detecting cylinder 701 and is in sliding connection with the detecting frame 7, the sealing frame 703 is fixedly connected to the bottom end of the lifting frame 702, the working motor 704 is fixedly connected to the inner wall of the sealing frame 703, the output end of the working motor 704 is fixedly connected with the threaded rod 705, the lifting guide block 706 is connected to the outer wall of the threaded rod 705, the bottom end of the outer connecting rod 707 extends to the lower part of the sealing frame 703 and is fixedly connected with an outer sealing plate 708, a limit guide slot 709 is formed at the connecting part of the outer sealing plate 708 and the sealing frame 703, an inner connecting rod 710 is screwed on the outer wall of the lifting guide block 706 and is fixedly connected with an inner sealing plate 711 which is in sliding connection with the outer wall of the limit guide slot 709 below the sealing frame 703, the outer walls of the inner sealing plate 711 and the outer sealing plate 708 are sheathed with a sealing gasket 712 which is fixedly connected with the bottom end of the sealing frame 703, the outer wall of the sealing gasket 712 is tightly attached to a piston sleeve 8, the bottom end of the sealing frame 703 is fixedly connected with an air pressure interface 713 at one side of the sealing gasket 712, the bottom end of the air pressure interface 713 is fixedly connected with a pressure sensor 714, the lifting guide block 706 slides to drive six groups of outer connecting rods 707 and six groups of inner connecting rods 710 to synchronously move, so that the lifting guide block 706 slides through the outer connecting rod 707 to drive the outer sealing plate 708 to slide along the outer wall of the limiting guide slot 709, meanwhile, the lifting guide block 706 slides through the inner connecting rod 710 to drive the inner sealing plate 711 to slide along the outer wall of the limiting guide slot 709, the inner sealing plate 711 and the outer sealing plate 708 synchronously move to drive the sealing gasket 712 to be tightly attached to the inner wall of the piston sleeve 8, then pressurized gas enters the piston sleeve 8 through the air pressure interface 713, and the air pressure inside the piston sleeve 8 is detected through the pressure sensor 714, so that the tightness detection operation on the automobile working piston 9 is realized.
Further, as shown in fig. 10, the outer links 707 and the inner links 710 are respectively provided with six groups, the positions of the six groups of outer links 707 and the six groups of inner links 710 are circumferentially distributed at equal angles with respect to the lifting guide block 706, the included angle between the inner links 710, the inner links 710 and the threaded rod 705 is 90 °, the working motor 704 works to drive the lifting guide block 706 to vertically slide through the threaded rod 705, and the lifting guide block 706 slides to drive the six groups of outer links 707 and the six groups of inner links 710 to synchronously move, so as to realize the control operation of the synchronous movement of the six groups of outer links 707 and the six groups of inner links 710.
Further, as shown in fig. 10, the outer seal plate 708 and the inner seal plate 711 are in arc shapes, the outer seal plate 708 forms a sliding structure with the limit guide slot 709 through the lifting guide block 706 and the outer connecting rod 707, the inner seal plate 711 forms a sliding structure with the limit guide slot 709 through the lifting guide block 706 and the inner connecting rod 710, the seal gasket 712 forms a sealing structure with the piston sleeve 8 through the outer seal plate 708 and the inner connecting rod 711, the lifting guide block 706 slides through the outer connecting rod 707 to drive the outer seal plate 708 to slide along the outer wall of the limit guide slot 709, and meanwhile, the lifting guide block 706 slides through the inner connecting rod 710 to drive the inner seal plate 711 to slide along the outer wall of the limit guide slot 709, and the inner seal plate 711 and the inner wall of the piston sleeve 8 are driven to be closely attached through synchronous movement of the inner seal plate 711 and the outer seal plate 708, so that the tightness of the piston sleeve 8 during detection is improved, and the tightness of the piston sleeve 8 during detection is prevented from being lowered.
The working principle of the invention is as follows: when the engine cylinder 404 is used, firstly, workers place the engine cylinder 404 on the conveyor belt 5, then, the engine cylinder 404 on the conveyor belt 5 is transported to the positioning base 1 through the transport frame 6, the clamping cylinder 609 works to drive the two groups of clamping connecting rods 611 to synchronously move through the connecting push blocks 610, so that the connecting push blocks 610 slide to drive the clamping plates 612 to slide along the outer wall of the clamping guide groove 613 through the clamping connecting rods 611, the two groups of clamping plates 612 relatively slide to realize the clamping operation of the engine cylinder 404, then, the transport motor 601 works to drive the transport slide block 603 to slide along the outer wall of the transport guide groove 604 through the transport screw 602, the transport slide block 603 slides to transport the engine cylinder 404 at the bottom end of the clamping frame 608 to the positioning base 1 through the lifting rod 605, and meanwhile, the transport slide block 603 slides to drive the lifting slide block 606 to slide along the outer wall of the lifting guide groove 607 through the trapezoidal lifting guide groove 607, so that the engine cylinder 404 slides and the engine cylinder 404 is prevented from colliding during transport.
Then, the positioning knob 201 is rotated by a worker to perform positioning operation on the engine cylinder 404, the positioning knob 201 rotates to drive the two groups of connecting rods 203 on the outer wall of the connecting slide block 202 to synchronously move, so that the connecting slide block 202 slides to drive the two groups of connecting rotating plates 204 to relatively rotate through the connecting rods 203, the connecting rotating plates 204 drive the adjusting orifice plate 206 to slide through the connecting rods 205, the adjusting orifice plate 206 slides to drive the X-axis slide block 3 and the Y-axis slide block 4 to move, and because the shape of the engine cylinder 404 is irregular, the adjusting orifice plate 206 slides to drive the X-axis slide block 3 to slide along the outer wall of the X-axis guide groove 302 through the first guide groove 301, the X-axis slide block 3 slides to drive the X-axis clamp block 303 to be attached to the outer wall of the engine cylinder 404, at this time, the adjusting orifice plate 206 continues to slide to drive the Y-axis slide through the second guide groove 401 to drive the Y-axis slide to drive the Y-axis clamp block 403 to be attached to the outer wall of the engine cylinder 404, and the X-axis clamp block 303 and the Y-axis clamp block 403 are controlled to move out of step, so that stable positioning operation is performed on the irregular engine cylinder 404.
Finally, the detection cylinder 701 works to drive the sealing frame 703 at the bottom end of the lifting frame 702 to slide along the outer wall of the detection frame 7, the sealing frame 703 slides to slide the sealing gasket 712 into the piston sleeve 8 inside the engine cylinder 404, then the working motor 704 works to drive the lifting guide block 706 to vertically slide through the threaded rod 705, the lifting guide block 706 slides to drive the six groups of outer connecting rods 707 and the six groups of inner connecting rods 710 to synchronously move, so that the lifting guide block 706 slides to drive the outer sealing plate 708 to slide along the outer wall of the limit guide slot 709 through the outer connecting rods 707, meanwhile, the lifting guide block 706 slides to drive the inner sealing plate 711 to slide along the outer wall of the limit guide slot 709 through the inner sealing plate 711 and the outer sealing plate 708 to synchronously move to drive the sealing gasket 712 to be tightly attached to the inner wall of the piston sleeve 8, then pressurized gas enters the piston sleeve 8 through the air pressure interface 713, and the detection operation of the pressure sensor 714 on the air pressure inside the piston sleeve 8 is realized, so that the tightness detection operation of the working piston 9 of the automobile is realized.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides an automobile piston seal detection device, includes positioning base (1) and sets up the positioning mechanism on positioning base (1) top, its characterized in that: the positioning mechanism comprises: a working assembly; the X-axis assembly comprises an X-axis sliding block (3), an adjusting orifice plate (206) is arranged in the positioning base (1), one end of the adjusting orifice plate (206) is movably connected with the X-axis sliding block (3), a first guide groove (301) is formed in the connection position of the X-axis sliding block (3) and the adjusting orifice plate (206), an X-axis guide groove (302) is formed in the connection position of the X-axis sliding block (3) and the positioning base (1), and an X-axis clamping block (303) is fixedly connected to the top end of the X-axis sliding block (3); the Y-axis assembly comprises a Y-axis sliding block (4), one side of one end of an adjusting orifice plate (206) far away from an X-axis sliding block (3) is movably connected with the Y-axis sliding block (4), a second guide groove (401) is formed in the connecting position of the Y-axis sliding block (4) and the adjusting orifice plate (206), a Y-axis guide groove (402) is formed in the connecting position of the Y-axis sliding block (4) and a positioning base (1), a Y-axis clamping block (403) is fixedly connected to the top end of the Y-axis sliding block (4), an engine cylinder (404) which is attached to the outer wall of the X-axis clamping block (303) is attached to the outer wall of the Y-axis clamping block (403), the working assembly comprises a positioning screw (2), a positioning knob (201), a connecting slider (202), a connecting rod (203), a connecting rotating plate (204) and the adjusting orifice plate (206), the outer wall of the positioning base (1) penetrates through the positioning screw (2), one end of the positioning screw (2) is fixedly connected with the positioning knob (201), the outer wall of the positioning screw (2) is connected with the connecting screw (202), the rotating plate (203) and one end of the connecting rod (203), the connecting part of the connecting rotating plate (204) and the connecting rod (203) is rotatably connected with a connecting rod (205) which is rotatably connected with the outer wall of the adjusting orifice plate (206), the outer wall of the positioning base (1) is provided with a conveying belt (5), the top end of the conveying belt (5) is fixedly connected with a transferring frame (6) above an engine cylinder body (404), the outer wall of the transferring frame (6) is fixedly connected with a detecting frame (7) above the positioning base (1), the inner wall of the engine cylinder body (404) is provided with a piston sleeve (8), the inner wall of the piston sleeve (8) is slidably connected with a working piston (9), the connecting rotating plate (204) is provided with two groups, the two groups of connecting rotating plates (204) are rotatably connected, a rotating structure is formed between the connecting rotating plate (204) and the positioning base (1) through a connecting slide block (202), the connecting rod (203), the two groups of connecting rods (205) are provided with two groups, the connecting rods (205) are symmetrical to the rotating center of the connecting rotating plate (204) and form a symmetrical X-axis (3) and a sliding groove (401) through a sliding groove (401) and a Y-axis (401) and a sliding groove (401) between the Y-shaped guide groove (401), the shapes of the X-axis clamping block (303) and the Y-axis clamping block (403) are conical;
the detection frame (7) comprises a detection cylinder (701), a lifting frame (702), a sealing frame (703), a working motor (704), a threaded rod (705), a lifting guide block (706), an outer connecting rod (707), an outer sealing plate (708), a limit guide groove (709), an inner connecting rod (710), an inner sealing plate (711), a sealing gasket (712), an air pressure interface (713) and a pressure sensor (714), the outer wall of the detection frame (7) is fixedly connected with the detection cylinder (701), the output end of the detection cylinder (701) is fixedly connected with the lifting frame (702) which is in sliding connection with the detection frame (7), the bottom end of the lifting frame (702) is fixedly connected with the sealing frame (703), the inner wall of the sealing frame (703) is fixedly connected with the working motor (704), the output end of the working motor (704) is fixedly connected with the threaded rod (705), the outer connecting rod (707) is screwed on the outer wall of the threaded rod (711), the bottom end of the outer connecting rod (705) extends to the lower part of the sealing frame (703) to be fixedly connected with the outer sealing plate (708), the limit guide block (703) is arranged on the sealing plate (709), an inner connecting rod (710) is rotatably connected to the outer wall of the lifting guide block (706) below the outer connecting rod (707), an inner sealing plate (711) which is slidably connected with the outer wall of the limiting guide groove (709) is fixedly connected to the bottom end of the inner connecting rod (710) below the sealing frame (703), a sealing gasket (712) is fixedly connected to the outer wall of the inner sealing plate (711) and the outer wall of the outer sealing plate (708) in a sleeved mode, the outer wall of the sealing gasket (712) is tightly attached to the piston sleeve (8), an air pressure interface (713) is fixedly connected to one side of the sealing gasket (712), and a pressure sensor (714) is fixedly connected to the bottom end of the sealing frame (703) on one side of the air pressure interface (713);
the appearance of outer closing plate (708) and interior closing plate (711) is circular-arc, constitute sliding construction through going up and down between guide block (706) and outer connecting rod (707) and spacing guide slot (709) outer closing plate (708), constitute sliding construction through going up and down between guide block (706) and interior connecting rod (710) and spacing guide slot (709) inner closing plate (711), seal ring (712) constitute sealing construction through between outer closing plate (708) and interior closing plate (711) and piston sleeve (8).
2. The automotive piston tightness detection device according to claim 1, wherein: the transfer frame (6) comprises a transfer motor (601), a transfer screw (602), a transfer sliding block (603), a transfer guide groove (604), a lifting rod (605), a lifting sliding block (606), a lifting guide groove (607), a clamping frame (608), a clamping cylinder (609), a connecting pushing block (610), a clamping connecting rod (611), a clamping plate (612) and a clamping guide groove (613), the outer wall of the transfer frame (6) is fixedly connected with the transfer motor (601), the output end of the transfer motor (601) is fixedly connected with the transfer screw (602), the outer wall of the transfer screw (602) is in threaded connection with a transfer sliding block (603) which is in sliding connection with the outer wall of the transfer frame (6), the connection part of the transfer sliding block (603) and the transfer frame (6) is provided with the transfer guide groove (604), the inner wall of the transfer sliding block (603) is penetrated with the lifting rod (605), the top end of the lifting sliding block (606) is fixedly connected with the lifting sliding block (606), the connection part of the lifting sliding block (606) and the transfer frame (6) is provided with the lifting guide groove (607), the bottom end of the lifting rod (607) is fixedly connected with the clamping cylinder (608), the output end fixedly connected with of centre gripping cylinder (609) is connected with ejector pad (610), the outer wall of connecting ejector pad (610) has connect in a spinning way centre gripping connecting rod (611), the one end of centre gripping connecting rod (611) extends to centre gripping frame (608) below fixedly connected with and engine cylinder block (404) top fixed connection's grip block (612), centre gripping guide slot (613) have been seted up at the junction of grip block (612) and centre gripping frame (608).
3. The automotive piston tightness detection device according to claim 2, characterized in that: the clamping frame (608) forms a sliding structure through a transferring sliding block (603), a lifting rod (605) and a transferring guide groove (604), the lifting sliding block (606) forms a sliding structure through the transferring sliding block (603), the lifting rod (605) and the lifting guide groove (607), and the shape of the lifting guide groove (607) is trapezoid.
4. The automotive piston tightness detection device according to claim 2, characterized in that: the clamping connecting rods (611) are provided with two groups, and the clamping plates (612) form a clamping structure between the engine cylinder (404) through connecting the pushing blocks (610) and the clamping connecting rods (611) and the clamping guide grooves (613).
5. The automotive piston tightness detection device according to claim 1, wherein: six groups of outer connecting rods (707) and six groups of inner connecting rods (710) are arranged, and the positions of the six groups of outer connecting rods (707) and the six groups of inner connecting rods (710) are circumferentially distributed at equal angles relative to the lifting guide block (706).
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