CN110386444A - A kind of mistake proofing installation method of six-cylinder diesel engine leak-proof piston - Google Patents
A kind of mistake proofing installation method of six-cylinder diesel engine leak-proof piston Download PDFInfo
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- CN110386444A CN110386444A CN201910677940.7A CN201910677940A CN110386444A CN 110386444 A CN110386444 A CN 110386444A CN 201910677940 A CN201910677940 A CN 201910677940A CN 110386444 A CN110386444 A CN 110386444A
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- Prior art keywords
- leak
- proof piston
- screw feeding
- diesel engine
- cylinder diesel
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G27/00—Jigging conveyors
- B65G27/02—Jigging conveyors comprising helical or spiral channels or conduits for elevation of materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G27/00—Jigging conveyors
- B65G27/10—Applications of devices for generating or transmitting jigging movements
- B65G27/16—Applications of devices for generating or transmitting jigging movements of vibrators, i.e. devices for producing movements of high frequency and small amplitude
- B65G27/24—Electromagnetic devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G27/00—Jigging conveyors
- B65G27/34—Jigging conveyors comprising a series of co-operating units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/34—Devices for discharging articles or materials from conveyor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/52—Devices for transferring articles or materials between conveyors i.e. discharging or feeding devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The invention discloses a kind of mistake proofing installation methods of six-cylinder diesel engine leak-proof piston, the specific steps are as follows: S1: leak-proof piston being fallen into funnel by conveyer belt, then is drained on charging tray from funnel；S2: servo motor starting control lower baffle plate insertion, the starting control overhead gage extraction of another servo motor；S3: give exciting electromagnet coil logical upper halfwave rectifier alternating current；S4: flat spring compression generates elastic potential energy, since flat spring has certain inclination angle, so vibrating bunker device is made to generate left and right and upper and lower power；S5: when exciting electromagnet and electric and magnetic oscillation armature attract each other, then vibrating bunker device moves right, and leak-proof piston will be disengaged from screw feeding slot or generate sliding with screw feeding slot, to not follow screw feeding slot mobile.On six-cylinder diesel engine assembly line, fallen into receiver by the application meeting there are six piston, and then worker can accurately take six pistons, avoid misloading, neglected loading happens.
Description
Technical field
The invention belongs to six-cylinder diesel engine assembly line technical field, specifically a kind of six-cylinder diesel engine leak-proof piston is prevented
Wrong installation method.
Background technique
Mistake proofing is one of manufacture production technical method, is in order to prevent or to reduce the mistake that occurs in process of production
Accidentally.Now, pipeline automation production has been a kind of very universal production method, this with higher automation in order to adapt to
Horizontal production method, and various defects and mistake are avoided in process of production, it should have in process of production strong
Prevent phychology, can just make production more safe and efficient in this way.Equally now in automobile engine manufacturing process, installation process
Also it will appear various misloadings, neglected loading situation, it is therefore desirable to optimize to its fixing link.
Summary of the invention
On six-cylinder diesel engine assembly line, when manually installed leakproof carbon-point piston, to avoid operator's misloading, neglected loading feelings
Condition occurs, and this application provides a kind of mistake proofing installation methods of six-cylinder diesel engine leak-proof piston, improve work efficiency, reduce
Assembling process cost.
To achieve the above object, a kind of technical solution of the application are as follows: mistake proofing installation side of six-cylinder diesel engine leak-proof piston
Method, specific step is as follows
S1: leak-proof piston is fallen into funnel by conveyer belt, then is drained on charging tray from funnel；
S2: servo motor starting control lower baffle plate insertion, the starting control overhead gage extraction of another servo motor；
S3: giving exciting electromagnet coil logical upper halfwave rectifier alternating current, and electromagnetic system generates electromagnetic force to make vibration material
Bucket device periodic vibration, leak-proof piston in heaps by power effect and disperse, initially enter screw feeding slot；
S4: flat spring compression generates elastic potential energy, since flat spring has certain inclination angle, so making vibrating bunker device
Generate left and right and upper and lower power；
S5: when exciting electromagnet and electric and magnetic oscillation armature attract each other, then vibrating bunker device moves right, at this time without
Whether it is greater than the acceleration of gravity of leak-proof piston by downward acceleration, leak-proof piston will be disengaged from screw feeding slot or send with spiral
Hopper generates sliding, to not follow screw feeding slot mobile；
S6: when electromagnetic force disappear when, screw feeding slot is moved to the left, at this time leak-proof piston can be close to screw feeding slot with
It is moved upwardly together with screw feeding slot；
S7: thus all leak-proof pistons can all be sent under the up-down vibration and left and right twisting of vibrating bunker device along spiral
The upward unidirectional operation of hopper is equipped with optoelectronic induction counter in discharge outlet, counts the leakproof passed through eventually by discharge port
Number of pistons, and it is transferred to single-chip microcontroller；
S8: leak-proof piston enters in transport material path, and transport material path is equipped with overhead gage and lower baffle plate, and single-chip microcontroller judgement passes through
When leak-proof piston is 6 integral multiple, Serve Motor Control lower baffle plate extraction, another Serve Motor Control overhead gage insertion makes two
Six pistons in a baffle are fallen into splicing container.
Further, the above method is implemented in error prevention device, and the error prevention device includes: conveyer belt, funnel, vibration
Dynamic magazine attachment, pedestal, optoelectronic induction counter, baffle mechanism and splicing container；Described conveyer belt one end is located above funnel,
Vibrating bunker device is equipped with below funnel, the vibrating bunker device is fixed on the base, in the discharging of vibrating bunker device
Optoelectronic induction counter is equipped at mouthful, transport material path one end is connected to the discharge port of vibrating bunker device, transports the material path other end
Lower section is equipped with splicing container, and baffle mechanism is mounted in transport material path.
Further, vibrating bunker device, comprising: hopper ontology, charging tray and screw feeding slot；The hopper ontology welding
In screw feeding trench bottom, charging tray is mounted on screw feeding slot, and electromagnetic system, electromagnetic system and change are equipped in hopper ontology
Electric system is connected；The electromagnetic system includes: electric and magnetic oscillation armature and exciting electromagnet, and the electric and magnetic oscillation armature passes through isolation
Plate is mounted on screw feeding trench bottom, and exciting electromagnet is connected with the cooperation of electric and magnetic oscillation armature, is equipped with below exciting electromagnet
Electromagnet spacer, the electromagnet spacer are mounted on the base by fixed disk, and multiple plates are additionally provided in hopper ontology
One end of spring, each flat spring is connected by fixed frame with isolation board, and the other end of each flat spring passes through fixed frame and bottom
Seat is connected.
Further, damping rubber pad, screw bolt passes damping rubber pad, spring washer and interior hexagonal is arranged below in pedestal
Nut is cooperatively connected.
Further, rubber sheet gasket is equipped in the junction of flat spring and fixed frame.
Further, the baffle mechanism, comprising: overhead gage and lower baffle plate, the overhead gage and lower baffle plate are separately connected
One control mechanism.
Further, the control mechanism, including fixing seat are equipped with servo motor, reduction gearbox and connection in fixing seat
Lever, the servo motor are connected by belt with the belt pulley on reduction gearbox, and the crank on reduction gearbox passes through bearing and connecting rod
One end connection, the other end of connecting rod is connected by shaft with crossbeam, and the interlocking bar passes through support shaft and is connected with crossbeam.
Further, overhead gage and lower baffle plate are located at the top of corresponding control mechanism crossbeam.
Further include single-chip microcontroller as further, the single-chip microcontroller respectively with optoelectronic induction counter, servo motor phase
Even.
As further, further include display, be connected with single-chip microcontroller, for showing the leak-proof piston quantity passed through.
The present invention due to using the technology described above, can obtain following technical effect: in six-cylinder diesel engine assembly line
On, it is fallen into splicing container by the application meeting there are six piston, and then worker can accurately take six pistons, avoid
Misloading, neglected loading happen, and keep the accuracy rate of installation higher.The application, which not only can be improved, manufactures quality, efficiency, may be used also
To save production cost, competitiveness is improved.
Detailed description of the invention
Fig. 1 is error prevention device structural schematic diagram；
Fig. 2 is vibrating bunker apparatus structure schematic diagram；
Fig. 3 is vibrating bunker device cross-sectional view；
Fig. 4 is the portion the B structural schematic diagram of Fig. 2；
Fig. 5 is the portion the C structural schematic diagram of Fig. 2.
Number explanation in figure: 1. conveyer belts, 2. funnels, 3. vibrating bunker devices, 4. pedestals, 5. optoelectronic induction counters,
6. transformer substation system, 7. baffle mechanisms, 8. splicing containers, 9. charging trays, 10. screw feeding slots, 11. electric and magnetic oscillation armature, 12. are fixed
Frame, 13. flat springs, 14. exciting electromagnet, 15. electromagnet spacers, 16. fixed disks, 17. overhead gages, 18. damping rubber pads,
19. transporting material path, 20. isolation boards, 21. hopper ontologies, 22. hexagonal socket nuts, 23. fixing bolts, 24. bolts, 25. fastenings
Part, 26. rubber sheet gaskets, 27. cranks, 28. fixing seats, 29. servo motors, 30. belts, 31. crossbeams, 32. shafts, 33. belts
Wheel, 34. reduction gearboxes, 35. support shafts, 36. interlocking bar.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, carries out to the technical solution in present invention implementation clear, complete
Description, it is to be understood that described example is only a part of example of the invention, instead of all the embodiments.
Based on the embodiment of the present invention, those skilled in the art without making creative work it is obtained it is all its
His embodiment, belongs to protection scope of the present invention.
Embodiment 1
The present embodiment provides a kind of mistake proofing installation methods of six-cylinder diesel engine leak-proof piston, specifically include:
S1: leak-proof piston is fallen into funnel by conveyer belt, then is drained on charging tray from funnel；
S2: servo motor starting control lower baffle plate insertion, the starting control overhead gage extraction of another servo motor；
S3: giving exciting electromagnet coil logical upper halfwave rectifier alternating current, and electromagnetic system generates electromagnetic force to make vibration material
Bucket device periodic vibration, leak-proof piston in heaps by power effect and disperse, initially enter screw feeding slot；
S4: flat spring compression generates elastic potential energy, since flat spring has certain inclination angle, so making vibrating bunker device
Generate left and right and upper and lower power；
S5: when exciting electromagnet and electric and magnetic oscillation armature attract each other, then vibrating bunker device moves right, at this time without
Whether it is greater than the acceleration of gravity of leak-proof piston by downward acceleration, leak-proof piston will be disengaged from screw feeding slot or send with spiral
Hopper generates sliding, to not follow screw feeding slot mobile；
S6: when electromagnetic force disappear when, screw feeding slot is moved to the left, at this time leak-proof piston can be close to screw feeding slot with
It is moved upwardly together with screw feeding slot；
S7: thus all leak-proof pistons can all be sent under the up-down vibration and left and right twisting of vibrating bunker device along spiral
The upward unidirectional operation of hopper is equipped with optoelectronic induction counter in discharge outlet, counts the leakproof passed through eventually by discharge port
Number of pistons, and it is transferred to single-chip microcontroller；
S8: leak-proof piston enters in transport material path, and transport material path is equipped with overhead gage and lower baffle plate, and single-chip microcontroller judgement passes through
When leak-proof piston is 6 integral multiple, Serve Motor Control lower baffle plate extraction, another Serve Motor Control overhead gage insertion makes two
Six pistons in a baffle are fallen into splicing container, and the number of pistons that such worker receives must accurately, prevent worker
Setup error occurs.
The above method is implemented in error prevention device, and the error prevention device includes conveyer belt, funnel, vibrating bunker dress
It sets, pedestal, optoelectronic induction counter, baffle mechanism and splicing container；Described conveyer belt one end is located above funnel, under funnel
Side is equipped with vibrating bunker device, and the vibrating bunker device is fixed on the base, is equipped in the discharge outlet of vibrating bunker device
Optoelectronic induction counter, transport material path one end are connected to the discharge port of vibrating bunker device, are equipped with below the transport material path other end
Splicing container, baffle mechanism are mounted in transport material path.Vibrating bunker device, comprising: hopper ontology, charging tray and screw feeding
Slot；The hopper ontology is welded on screw feeding trench bottom, and charging tray is mounted on screw feeding slot, and electricity is equipped in hopper ontology
Magnetic system, electromagnetic system are connected with transformer substation system；The electromagnetic system includes: electric and magnetic oscillation armature and exciting electromagnet, described
Electric and magnetic oscillation armature is mounted on screw feeding trench bottom by isolation board, and exciting electromagnet is connected with the cooperation of electric and magnetic oscillation armature,
Electromagnet spacer is equipped with below exciting electromagnet, the electromagnet spacer is mounted on the base by fixed disk, described
Fixed disk and pedestal are fastened using fixing bolt, are additionally provided with multiple flat springs in hopper ontology, and the one of each flat spring
End is connected by fixed frame with isolation board, and the other end of each flat spring passes through fixed frame and is connected with pedestal, the flat spring and
Fixed frame is connected by fastener (screw bolt and nut)；Damping rubber pad is arranged below in pedestal, screw bolt passes damping rubber pad,
Spring washer and hexagonal socket nut are cooperatively connected.
Preferably, the baffle mechanism, comprising: overhead gage and lower baffle plate, the overhead gage and lower baffle plate are separately connected one
A control mechanism.The control mechanism, including fixing seat are equipped with servo motor, reduction gearbox and interlocking bar in fixing seat, described
Servo motor is connected by belt with the belt pulley on reduction gearbox, and the crank on reduction gearbox is connected by one end of bearing and connecting rod
It connects, the other end of connecting rod is connected by shaft with crossbeam, and the interlocking bar is connected by support shaft with crossbeam.
Screw feeding groove width: B=b+ Δ b (mm), it is assumed that the width of piston is 10mm. Δ b=1~3mm, when spiral is sent
When the width of hopper is 10mm, piston may can not be successfully transport in circular arc material path, but when the width of screw feeding slot is
When 13mm, the offset of piston may be caused because material path width is excessive greater than piston diameter, piston is made to bump against material path wall, because
This chooses median 12mm.
Screw feeding slot: spiral lift: t=1.5hMaterial+δ,(hMaterialFor the height of leak-proof piston；δ-helicla flute thickness, takes t
=30mm.Spiral number of turns: n should take n=2 to enclose in 1.5~3.5 circles；Helix angle: the diameter and lift t numerical value of hopper determine
When, helix angle can be calculated by this two values.
Flat spring length are as follows:
Take length L=200mm.F is spring pressure, E is spring material elasticity modulus, y is spring sheet separation, Mg is to turn
Square, σ are allowable stress.
The thickness of flat spring takes h=1.5~5mm, and width takes b=15~20mm
Take thickness h=3mm of flat spring, width b=18mm
The established angle of flat spring:
DPFor the body diameter of flat spring, β is pressure angle, α is helical angle of spring, r is spring wire radius.Installation can be taken
Angle is 30 °；
When hopper vibrates, in order to guarantee that the stability of device, the quality of fixed disk are 2~10 times of upper part.
The suction and rating formula of electromagnet are as follows:
F0=2 π AfMy η/sin ε (η-damped coefficient；ε-phase shifting angle)
N=9.8A2π2f2Myη×10-3(η-damped coefficient；ε-phase shifting angle)
Coil turn: Z=4500k1·k2U/S=10
Core section product: S=ab=23 × 107 × F/B2=6mm2
Wherein: F- electromagnet suction；Electromagnetic intensity in B- air gap, general value is within the scope of 6000~10000Gs.
It is iron core plane of polarization area .f is ampere-turn value that My, which is the magnetic flux .A of iron core plane of polarization,；K1, K2 are correction factor, and U is work electricity
Pressure.
General six-cylinder diesel engine needs six leak-proof pistons, so the discharge outlet in vibrating bunker device devises one
Material path is transported, leak-proof piston can enter in transport material path when passing through discharge port, transport baffle there are two setting in material path, and two
There are six the spaces of piston between baffle.Servo motor starting control lower baffle plate extraction, the starting control of another servo motor
Overhead gage insertion can fall into splicing container there are six piston use for worker at this time.
Count level signal is sent into single-chip microcontroller and carries out tally control, the single-chip microcontroller and display by optoelectronic induction counter
It is connected, the display is used to display counting.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
The equivalent structure or equivalent flow shift that bright specification and accompanying drawing content are done is applied directly or indirectly in other relevant skills
Art field similarly includes in scope of patent protection of the invention.
Claims (10)
1. a kind of mistake proofing installation method of six-cylinder diesel engine leak-proof piston, which is characterized in that specific step is as follows:
S1: leak-proof piston is fallen into funnel by conveyer belt, then is drained on charging tray from funnel；
S2: servo motor starting control lower baffle plate insertion, the starting control overhead gage extraction of another servo motor；
S3: giving exciting electromagnet coil logical upper halfwave rectifier alternating current, and electromagnetic system generates electromagnetic force to make vibrating bunker fill
Set periodic vibration, leak-proof piston in heaps by power effect and disperse, initially enter screw feeding slot；
S4: flat spring compression generates elastic potential energy, since flat spring has certain inclination angle, so generating vibrating bunker device
Left and right and upper and lower power；
S5: when exciting electromagnet and electric and magnetic oscillation armature attract each other, then vibrating bunker device moves right, at this time no matter to
Under acceleration whether be greater than the acceleration of gravity of leak-proof piston, leak-proof piston will be disengaged from screw feeding slot or with screw feeding slot
Sliding is generated, to not follow screw feeding slot mobile；
S6: when electromagnetic force disappears, screw feeding slot is moved to the left, and leak-proof piston can be close to follow spiral shell with screw feeding slot at this time
Rotation chute feeder moves upwardly together；
S7: thus all leak-proof pistons, it all can be under the up-down vibration and left and right twisting of vibrating bunker device along screw feeding slot
Upward unidirectional operation is equipped with optoelectronic induction counter in discharge outlet, counts the leak-proof piston passed through eventually by discharge port
Quantity, and it is transferred to single-chip microcontroller；
S8: leak-proof piston enters in transport material path, and transport material path is equipped with overhead gage and lower baffle plate, and single-chip microcontroller judges the leakproof passed through
When piston is 6 integral multiple, Serve Motor Control lower baffle plate extraction, another Serve Motor Control overhead gage insertion makes two gears
Six pistons in plate are fallen into splicing container.
2. a kind of mistake proofing installation method of six-cylinder diesel engine leak-proof piston according to claim 1, which is characterized in that above-mentioned side
Method is implemented in error prevention device, and the error prevention device includes: conveyer belt, funnel, vibrating bunker device, pedestal, light inductance
Answer counter, baffle mechanism and splicing container；Described conveyer belt one end is located above funnel, and vibrating bunker is equipped with below funnel
Device, the vibrating bunker device are fixed on the base, and are equipped with optoelectronic induction counter in the discharge outlet of vibrating bunker device,
Transport material path one end is connected to the discharge port of vibrating bunker device, is equipped with splicing container, baffle machine below the transport material path other end
Structure is mounted in transport material path.
3. a kind of mistake proofing installation method of six-cylinder diesel engine leak-proof piston according to claim 2, which is characterized in that vibration material
Bucket device, comprising: hopper ontology, charging tray and screw feeding slot；The hopper ontology is welded on screw feeding trench bottom, charging tray peace
On screw feeding slot, electromagnetic system is equipped in hopper ontology, electromagnetic system is connected with transformer substation system；The electromagnetic system
It include: electric and magnetic oscillation armature and exciting electromagnet, the electric and magnetic oscillation armature is mounted on screw feeding trench bottom by isolation board,
Exciting electromagnet is connected with the cooperation of electric and magnetic oscillation armature, and electromagnet spacer, the electromagnet are equipped with below exciting electromagnet
Spacer is mounted on the base by fixed disk, and multiple flat springs are additionally provided in hopper ontology, and one end of each flat spring is logical
It crosses fixed frame to be connected with isolation board, the other end of each flat spring is connected by fixed frame with pedestal.
4. a kind of mistake proofing installation method of six-cylinder diesel engine leak-proof piston according to claim 3, which is characterized in that in pedestal
Damping rubber pad is arranged below, screw bolt passes damping rubber pad, spring washer and hexagonal socket nut are cooperatively connected.
5. a kind of mistake proofing installation method of six-cylinder diesel engine leak-proof piston according to claim 3, which is characterized in that in plate bullet
The junction of spring and fixed frame is equipped with rubber sheet gasket.
6. a kind of mistake proofing installation method of six-cylinder diesel engine leak-proof piston according to claim 2, which is characterized in that the gear
Trigger structure, comprising: overhead gage and lower baffle plate, the overhead gage and lower baffle plate are separately connected a control mechanism.
7. a kind of mistake proofing installation method of six-cylinder diesel engine leak-proof piston according to claim 6, which is characterized in that the control
Mechanism processed, including fixing seat, are equipped with servo motor, reduction gearbox and interlocking bar in fixing seat, and the servo motor passes through belt
It is connected with the belt pulley on reduction gearbox, the crank on reduction gearbox is connected by one end of bearing and connecting rod, and the other end of connecting rod is logical
It crosses shaft to be connected with crossbeam, the interlocking bar is connected by support shaft with crossbeam.
8. a kind of mistake proofing installation method of six-cylinder diesel engine leak-proof piston described according to claim 6 or 7, which is characterized in that on
Baffle and lower baffle plate are located at the top of corresponding control mechanism crossbeam.
9. a kind of mistake proofing installation method of six-cylinder diesel engine leak-proof piston according to claim 2, which is characterized in that further include
Single-chip microcontroller, the single-chip microcontroller are connected with optoelectronic induction counter, servo motor respectively.
10. a kind of mistake proofing installation method of six-cylinder diesel engine leak-proof piston according to claim 9, which is characterized in that also wrap
Display is included, is connected with single-chip microcontroller, for showing the leak-proof piston quantity passed through.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910677940.7A CN110386444A (en) | 2019-07-25 | 2019-07-25 | A kind of mistake proofing installation method of six-cylinder diesel engine leak-proof piston |
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| CN201910677940.7A CN110386444A (en) | 2019-07-25 | 2019-07-25 | A kind of mistake proofing installation method of six-cylinder diesel engine leak-proof piston |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116160586A (en) * | 2022-11-28 | 2023-05-26 | 江苏盈泰新材料科技有限公司 | Plastic film raw material dryer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116160586A (en) * | 2022-11-28 | 2023-05-26 | 江苏盈泰新材料科技有限公司 | Plastic film raw material dryer |
| CN116160586B (en) * | 2022-11-28 | 2024-03-22 | 广州艾诺利高新材料有限公司 | Plastic film raw material dryer |
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Application publication date: 20191029 |