CN104924053A - Precision adapting system for common-rail injector gasket - Google Patents
Precision adapting system for common-rail injector gasket Download PDFInfo
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- CN104924053A CN104924053A CN201510314164.6A CN201510314164A CN104924053A CN 104924053 A CN104924053 A CN 104924053A CN 201510314164 A CN201510314164 A CN 201510314164A CN 104924053 A CN104924053 A CN 104924053A
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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
- B23P19/04—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 assembling or disassembling parts
- B23P19/042—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 assembling or disassembling parts specially adapted for combustion engines
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automatic Assembly (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The invention discloses a precision adapting system for a common-rail injector gasket. The system comprises a rack, and a security protection device arranged on the rack; a control armature height measuring device is arranged on the rack; a ball and ball seat automatic adapting system and three measurement position injector body measuring devices are arranged at one side of the control armature height measuring device; a pressure regulating spring measuring device and an electromagnet measuring device are arranged at the other side of the control armature height measuring device; a positioning recognizing mechanism is arranged at the outer side of the rack. The system has the beneficial effects that the multi-parameter automatic detection and automatic assembling are combined to achieve precision adapting of three gaskets for assembling a solenoid valve and a control valve of an injector; the force up to 50N can be measured; the size measurement repeating precision is up to 0.002mm; the spring measuring repeating precision is up to 0.01mm.
Description
Technical field
The present invention relates to machine components checkout equipment field, specifically, relate to the accurate apolegamy system of a kind of common-rail injector pad.
Background technology
Present stage auto industry develop the development having promoted auto Parts Industry rapidly, also the efficiency of assembling of auto parts and components and assembly quality are had higher requirement simultaneously.Electric-controlled fuel injector is most critical and the most complicated parts in common rail system, is also design, the maximum parts of technology difficulty.Wherein, ball, ball seat, armature, electromagnet, oil injector body, damping gasket, pressure regulation pad and grommet, must its processing technology requirements of strict guarantee as the strength member of fuel injector.The average distributive value of armature lift on the especially high rail pressure of fuel injector performance, large pulsewidth operating point of fuel injector has important impact.The measurement of the physical dimension of above-mentioned part and apolegamy assembly technology have a strong impact on the control of fuel injector armature lift range value, how the relevant physical dimension of the above-mentioned part of Measurement accuracy, and require precisely to match damping gasket, pressure regulation pad and grommet according to measurement result and gap width, to the assembling of fuel injector and the performance of whole injector assembly most important.At present, the integrated system measuring these dimensional parameters does not have substantially, the whole assemble flow of fuel injector lacks the system to the strict detection and control of these parameters.
So, develop the assembling of a kind of common-rail injector valve and damping gasket, pressure regulation pad, grommet match system automatically, just become the problem that insider needs solution badly.
Summary of the invention
For the above-mentioned technical problem in correlation technique, the present invention proposes the accurate apolegamy system of a kind of common-rail injector pad, can the relevant physical dimension of the above-mentioned part of Measurement accuracy, overcomes the defect of prior art.
For realizing above-mentioned technical purpose, technical scheme of the present invention is achieved in that
The accurate apolegamy system of a kind of common-rail injector pad, comprise frame and be arranged on the safety device in described frame, described frame is provided with and controls armature height measuring device, described control armature height measuring device side is provided with ball and ball seat matches system and three location oil injector body measurement mechanisms automatically, described control armature height measuring device opposite side is provided with pressure spring measurement mechanism and electromagnet measurement mechanism, is provided with locating identification mechanism outside described frame.
Further, system involving vibrations feeding device matched automatically by described ball and ball seat, ball and ball seat drawing mechanism is provided with on the right side of described vibration feeding device, ball and ball seat assembling device is provided with on rear side of described ball and ball seat drawing mechanism, described ball and ball seat assembling device comprise single shaft driver, single shaft driver is provided with extractor, be provided with Working piece positioning device below described ball and ball seat assembling device, above described ball and ball seat assembling device, be provided with the device for visual identification coordinated with described Working piece positioning device.
Further, described three location oil injector body measurement mechanisms comprise measures column one, described measurement column one slidably connects drive motors, described drive motors lower end is provided with gauge head support one, described gauge head support one slidably connects three measurement cylinders one matched, described measurement cylinder one lower end is connected with the pressure head support one matched, described pressure head support one is also connected with displacement transducer one, institute's displacement sensors is once held to be provided with and is measured seaming chuck one, and described frame is connected with by removable holder one measurement matched with described measurement seaming chuck one to be pressed down first, wherein, described removable holder one slidably connects mobile cylinder one, the both sides of described mobile cylinder one are equipped with the position-limit mechanism one matched.
Further, described control armature height measuring device comprises measures column two, described measurement column two slidably connects and measures cylinder two, described measurement cylinder two lower end is provided with measures seaming chuck two, and described frame is also fixedly connected with by holder two the measurement push-down head two matched with described measurement seaming chuck two.
Further, described pressure spring measurement mechanism comprises measures column three, described measurement column three slidably connects drive motors and decelerator, described drive motors and decelerator lower end are provided with gauge head support three, described gauge head support three bilateral symmetry is provided with two displacement transducers three, institute's displacement sensors three center is provided with measures seaming chuck three and force snesor, described frame is also fixedly connected with by holder three the measurement push-down head three matched with described measurement seaming chuck three, described drive motors and decelerator are also provided with the limit induction sensor matched.
Further, described electromagnet measurement mechanism comprises double and measures column, described double is measured on column and is slidably connected two measurement cylinders four, described measurement cylinder four lower end is provided with pressure head support four, described pressure head support four is provided with displacement transducer four, described pressure head support four lower end is provided with the measurement seaming chuck four coordinated with institute displacement sensors four, described frame is connected with the measurement push-down head four matched with described measurement seaming chuck four by removable holder four, described removable holder four slidably connects mobile cylinder four, described mobile cylinder four side is provided with position-limit mechanism four.
Further, described locating identification mechanism comprises stop cylinder, stops that the side of cylinder is provided with workpiece identification sensor.
Further, described safety device comprises section material framework, and described section material framework is provided with transparent observing plate.
Further, described section material framework both sides are provided with security protection system.
Beneficial effect of the present invention: the present invention the measurement category of realizable force can reach 50N, and dimensional measurement repeatable accuracy reaches 0.002mm, and measurements of springs repeatable accuracy reaches 0.01mm.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the front view of the accurate apolegamy system of common-rail injector pad according to the embodiment of the present invention;
Fig. 2 is the front view that system matched automatically by ball according to the embodiment of the present invention and ball seat;
Fig. 3 is the front view of three location oil injector body measurement mechanisms according to the embodiment of the present invention;
Fig. 4 is the side view of the control armature height measuring device according to the embodiment of the present invention;
Fig. 5 is the side view of the pressure spring measurement mechanism according to the embodiment of the present invention;
Fig. 6 is the front view of the electromagnet measurement mechanism according to the embodiment of the present invention;
Fig. 7 is the A-A sectional view of the electromagnet measurement mechanism according to the embodiment of the present invention;
Fig. 8 is the front view of the locating identification mechanism according to the embodiment of the present invention;
Fig. 9 is the structural representation of the safety device according to the embodiment of the present invention.
In figure:
1, ball and ball seat match system automatically; 2, three location oil injector body measurement mechanisms; 3, armature height measuring device is controlled; 4, pressure spring measurement mechanism; 5, electromagnet measurement mechanism; 6, locating identification mechanism; 7, frame; 8, safety device; 9, vibration feeding device; 10, ball and ball seat drawing mechanism; 11, ball and ball seat assembling device; 12, single shaft driver; 13, extractor; 14, Working piece positioning device; 15, device for visual identification; 16, column one is measured; 17, drive motors; 18, gauge head support one; 19, cylinder one is measured; 20, pressure head support one; 21, displacement transducer one; 22, seaming chuck one is measured; 23, measurement presses down first; 24, removable holder one; 25, mobile cylinder one; 26, position-limit mechanism; 27, column two is measured; 28, cylinder two is measured; 29, seaming chuck two is measured; 30, push-down head two is measured; 31, holder two; 32, drive motors and decelerator; 33, column three is measured; 34, gauge head support three; 35, displacement transducer three; 36, force snesor; 37, seaming chuck three is measured; 38, push-down head three is measured; 39, holder three; 40, limit induction sensor; 41, cylinder four is measured; 42, double measures column; 43, displacement transducer four; 44, pressure head support four; 45, seaming chuck four is measured; 46, push-down head four is measured; 47, removable holder four; 48, mobile cylinder four; 49, position-limit mechanism four; 50, cylinder is stopped; 51, workpiece identification sensor; 52, section material framework; 53, transparent observing plate; 54, security protection system.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain, all belongs to the scope of protection of the invention.
As shown in figs 1-9, the accurate apolegamy system of a kind of common-rail injector pad according to the embodiment of the present invention, comprise frame 7 and be arranged on the safety device 8 in described frame 7, described frame 7 is provided with and controls armature height measuring device 3, described control armature height measuring device 3 side is provided with ball and ball seat matches system 1 and three location oil injector body measurement mechanisms 2 automatically, described control armature height measuring device 3 opposite side is provided with pressure spring measurement mechanism 4 and electromagnet measurement mechanism 5, is provided with locating identification mechanism 6 outside described frame.
In one embodiment, system 1 involving vibrations feeding device 9 matched automatically by described ball and ball seat, ball and ball seat drawing mechanism 10 is provided with on the right side of described vibration feeding device 9, ball and ball seat assembling device 11 is provided with on rear side of described ball and ball seat drawing mechanism 10, described ball and ball seat assembling device 11 comprise single shaft driver 12, single shaft driver 12 is provided with extractor 13, be provided with Working piece positioning device 14 below described ball and ball seat assembling device 11, above described ball and ball seat assembling device 11, be provided with the device for visual identification 15 coordinated with described Working piece positioning device 14.
In one embodiment, described three location oil injector body measurement mechanisms 2 comprise measures column 1, described measurement column 1 slidably connects drive motors 17, described drive motors 17 lower end is provided with gauge head support 1, described gauge head support 1 slidably connects three measurement cylinders 1 matched, described measurement cylinder 1 lower end is connected with the pressure head support 1 matched, described pressure head support 1 is also connected with displacement transducer 1, institute's displacement sensors 1 lower end is provided with measures seaming chuck 1, and described frame 7 is connected with by removable holder 1 measurement matched with described measurement seaming chuck 1 and presses down first 23, wherein, described removable holder 1 slidably connects mobile cylinder 1, the both sides of described mobile cylinder 1 are equipped with the position-limit mechanism 1 matched.
In one embodiment, described control armature height measuring device 3 comprises measures column 2 27, described measurement column 2 27 slidably connects and measures cylinder 2 28, described measurement cylinder 2 28 lower end is provided with measures seaming chuck 2 29, and described frame 7 is also fixedly connected with by holder 2 31 the measurement push-down head 2 30 matched with described measurement seaming chuck 2 29.
In one embodiment, described pressure spring measurement mechanism 4 comprises measures column 3 33, described measurement column 3 33 slidably connects drive motors and decelerator 32, described drive motors and decelerator 32 lower end are provided with gauge head support 3 34, described gauge head support 3 34 bilateral symmetry is provided with two displacement transducers 3 35, institute's displacement sensors 3 35 center is provided with measures seaming chuck 3 37 and force snesor 36, described frame 7 is also fixedly connected with by holder 3 39 the measurement push-down head 3 38 matched with described measurement seaming chuck 3 37, described drive motors and decelerator 32 are also provided with the limit induction sensor 40 matched.
In one embodiment, described electromagnet measurement mechanism 5 comprises double and measures column 42, described double is measured on column 42 and is slidably connected two measurement cylinders 4 41, described measurement cylinder 4 41 lower end is provided with pressure head support 4 44, described pressure head support 4 44 is provided with displacement transducer 4 43, described pressure head support 4 44 lower end is provided with the measurement seaming chuck 4 45 coordinated with institute displacement sensors 4 43, described frame 7 is connected with the measurement push-down head 4 46 matched with described measurement seaming chuck 4 45 by removable holder 4 47, described removable holder 4 47 slidably connects mobile cylinder 4 48, described mobile cylinder 4 48 side is provided with position-limit mechanism 4 49.
In one embodiment, described locating identification mechanism 6 comprises and stops cylinder 50, stops that the side of cylinder 50 is provided with workpiece identification sensor 51.
In one embodiment, described safety device 8 comprises section material framework 52, and described section material framework 52 is provided with transparent observing plate 53.
In one embodiment, described section material framework 52 both sides are provided with security protection system 54.
Conveniently understand technique scheme of the present invention, below by way of in concrete occupation mode, technique scheme of the present invention is described in detail.
When specifically using, according to the accurate apolegamy system of common-rail injector pad of the present invention, comprise the safety device 8 in frame 7 and frame 7, in described frame 7, front left side is provided with ball and system 1 matched automatically by ball seat, in described frame, left rear side is provided with three location oil injector body measurement mechanisms 2, described central rack is provided with and controls armature height measuring device 3, and be provided with pressure spring measurement mechanism 4 and electromagnet measurement mechanism 5 on the right side of described frame, described frame external right side is provided with locating identification mechanism 6.
As shown in Figure 2, system 2 involving vibrations feeding device 9 matched automatically by ball and ball seat, ball and ball seat drawing mechanism 10 is provided with on the right side of described vibration feeding device 9, ball and ball seat assembling device 11 is provided with on rear side of described ball and ball seat drawing mechanism 10, described ball and ball seat assembling device 11 comprise single shaft driver 12, single shaft driver 12 is provided with extractor 13, Working piece positioning device 14 is provided with below described ball and ball seat assembling device 11, device for visual identification 15 is provided with above described Working piece positioning device 14, extractor 13 draws ball and the ball seat of vibration feeding device 9 and ball and ball seat drawing mechanism 10 respectively, ball and ball seat are transported to Working piece positioning device 14, ball and ball seat are assembled automatically.
As shown in Figure 3, three location oil injector body measurement mechanisms 3 comprise measures column 1, described measurement column 1 slidably connects drive motors 17, described drive motors 17 lower end is provided with gauge head support 1, described gauge head support 1 slidably connects three and measure cylinder 1, described measurement cylinder 1 lower end is provided with pressure head support 1, described pressure head support 1 is provided with displacement transducer 1, the center of displacement transducer 1 is provided with measures seaming chuck 1, described measurement seaming chuck 1 is provided with the measurement matched and presses down first 23, measurement presses down first 23 and places measured oil injector body, during measurement, drive motors 17 drives gauge head support 1 to arrive three measuring positions respectively, measure each time, measure cylinder 1 action, described measurement presses down first 23 and is arranged on removable holder 1, removable holder 1 slidably connects mobile cylinder 1, before and after described mobile cylinder 1, side is equipped with position-limit mechanism 1, often measure once, removable holder 1 is moved to anteposition by mobile cylinder 1, according to measured value apolegamy pad, be loaded on measured oil injector body, the action of mobile cylinder 1, removable holder 1 is moved to and measures position, drive motors 17 action, carry out the measurement of next station.
As shown in Figure 4, control armature height measuring device 3 and comprise measurement column 2 27, described measurement column 2 27 slidably connects and measures cylinder 2 28, described measurement cylinder 2 28 lower end is provided with measures seaming chuck 2 29, described measurement seaming chuck 2 29 is provided with the measurement push-down head 2 30 matched, described measurement push-down head 2 30 is arranged on holder 2 31, and holder 2 31 is arranged in frame 7.During measurement, measuring workpieces is placed on to be measured in push-down head 2 30 locating hole, and measure cylinder 2 28 action, measure seaming chuck 2 29 workpiece pressing, system acquisition measures numerical value.
As shown in Figure 5, pressure spring measurement mechanism 5 comprises measures column 3 33, described measurement column 3 33 slidably connects drive motors and decelerator 32, described drive motors and decelerator 32 lower end are provided with gauge head support 3 34, on described gauge head support 3 34, left and right is arranged with two displacement transducers 3 35, displacement transducer 3 35 center is provided with measures seaming chuck 3 37 and force snesor 36, described measurement seaming chuck 3 37 is provided with the measurement push-down head 3 38 matched, described measurement push-down head 3 38 is arranged on holder 3 39, and holder 3 39 is arranged in frame 7.Workpiece for measurement is placed the Workpiece storage place measuring push-down head 3 38, drive motors and decelerator 32 action, gauge head support 3 34 is with dynamic sensor 35,36 to press down, and reads force snesor 36 output valve in process, read displacement transducer 3 35 according to setting value to be worth, calculate the deflection of spring.Also have limit induction sensor 40 on the right side of column, prevent motor overshoot, protection sensor 36 and displacement transducer 3 35 transship.
As shown in Figure 6, electromagnet measurement mechanism 5 comprises double and measures column 42, described double measurement column 42 is symmetrical slidably connects two measurement cylinders 4 41, described measurement cylinder 4 41 lower end is provided with pressure head support 4 44, described pressure head support 4 44 is provided with displacement transducer 4 43, the center of displacement transducer 4 43 is provided with measures seaming chuck 4 45, described measurement seaming chuck 4 45 is provided with the measurement push-down head 4 46 matched, described measurement push-down head 4 46 is arranged on removable holder 4 47, removable holder 4 47 slidably connects mobile cylinder 4 48, position-limit mechanism 4 49 is provided with on front side of described mobile cylinder 4 48.Workpiece for measurement is placed on removable holder 4 47, mobile cylinder 4 48 drives removable holder 4 47 to slide, position-limit mechanism 4 49 limits the position that removable holder 4 47 arrives, when removable holder 4 47 is to left position, measure first value of electromagnet, when removable holder 4 47 is to right position, measure second value of electromagnet.
As shown in Figure 8, locating identification mechanism 6 comprises and stops cylinder 50, stops that the right side of cylinder 50 is provided with workpiece identification sensor 51.
As shown in Figure 9, safety device 8 is made up of section material framework 52, transparent observing plate 53 and security protection system 54.Section material framework 52 is fixed on frame 7 table top, and section material framework 52 surrounding all studs with transparent observing plate 53, and section material framework 52 both sides are equipped with and are installed guard system 54.Whole safety device 8 is effectively protected overall measuring mechanism, and when preventing operator from placing or get workpiece, whole system enters the personal injury of measuring and bringing to operator.
In sum, by means of technique scheme of the present invention, the present invention the measurement category of realizable force can reach 50N, and dimensional measurement repeatable accuracy reaches 0.002mm, and measurements of springs repeatable accuracy reaches 0.01mm.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. the accurate apolegamy system of common-rail injector pad, comprise frame (7) and be arranged on the safety device (8) in described frame (7), it is characterized in that, described frame (7) is provided with and controls armature height measuring device (3), described control armature height measuring device (3) side is provided with ball and ball seat matches system (1) and three location oil injector body measurement mechanisms (2) automatically, described control armature height measuring device (3) opposite side is provided with pressure spring measurement mechanism (4) and electromagnet measurement mechanism (5), locating identification mechanism (6) is provided with outside described frame.
2. the accurate apolegamy system of common-rail injector pad according to claim 1, it is characterized in that, system (1) involving vibrations feeding device (9) matched automatically by described ball and ball seat, described vibration feeding device (9) right side is provided with ball and ball seat drawing mechanism (10), described ball and ball seat drawing mechanism (10) rear side are provided with ball and ball seat assembling device (11), described ball and ball seat assembling device (11) comprise single shaft driver (12), single shaft driver (12) is provided with extractor (13), described ball and ball seat assembling device (11) below are provided with Working piece positioning device (14), described ball and ball seat assembling device (11) top are provided with the device for visual identification (15) coordinated with described Working piece positioning device (14).
3. the accurate apolegamy system of common-rail injector pad according to claim 1, it is characterized in that, described three location oil injector body measurement mechanisms (2) comprise measures column one (16), described measurement column one (16) slidably connects drive motors (17), described drive motors (17) lower end is provided with gauge head support one (18), described gauge head support one (18) slidably connects three measurement cylinders matched (19), described measurement cylinder one (19) lower end is connected with the pressure head support one (20) matched, described pressure head support one (20) is also connected with displacement transducer one (21), institute's displacement sensors one (21) lower end is provided with measures seaming chuck one (22), and described frame (7) is connected with by removable holder one (24) measurement matched with described measurement seaming chuck one (22) press down first (23), wherein, described removable holder one (24) slidably connects mobile cylinder one (25), the both sides of described mobile cylinder one (25) are equipped with the position-limit mechanism one (26) matched.
4. the accurate apolegamy system of common-rail injector pad according to claim 1, it is characterized in that, described control armature height measuring device (3) comprises measures column two (27), described measurement column two (27) slidably connects and measures cylinder two (28), described measurement cylinder two (28) lower end is provided with measures seaming chuck two (29), and described frame (7) is also fixedly connected with by holder two (31) the measurement push-down head two (30) matched with described measurement seaming chuck two (29).
5. the accurate apolegamy system of common-rail injector pad according to claim 1, it is characterized in that, described pressure spring measurement mechanism (4) comprises measures column three (33), described measurement column three (33) slidably connects drive motors and decelerator (32), described drive motors and decelerator (32) lower end are provided with gauge head support three (34), described gauge head support three (34) bilateral symmetry is provided with two displacement transducers three (35), institute's displacement sensors three (35) center is provided with measures seaming chuck three (37) and force snesor (36), described frame (7) is also fixedly connected with by holder three (39) the measurement push-down head three (38) matched with described measurement seaming chuck three (37), described drive motors and decelerator (32) are also provided with the limit induction sensor (40) matched.
6. the accurate apolegamy system of common-rail injector pad according to claim 1, it is characterized in that, described electromagnet measurement mechanism (5) comprises double and measures column (42), described double is measured on column (42) and is slidably connected two measurement cylinders four (41), described measurement cylinder four (41) lower end is provided with pressure head support four (44), described pressure head support four (44) is provided with displacement transducer four (43), described pressure head support four (44) lower end is provided with the measurement seaming chuck four (45) coordinated with institute displacement sensors four (43), described frame (7) is connected with the measurement push-down head four (46) matched with described measurement seaming chuck four (45) by removable holder four (47), described removable holder four (47) slidably connects mobile cylinder four (48), described mobile cylinder four (48) side is provided with position-limit mechanism four (49).
7. the accurate apolegamy system of common-rail injector pad according to claim 1, is characterized in that, described locating identification mechanism (6) comprises and stops cylinder (50), stops that the side of cylinder (50) is provided with workpiece identification sensor (51).
8. the accurate apolegamy system of common-rail injector pad according to claim 1, it is characterized in that, described safety device (8) comprises section material framework (52), and described section material framework (52) is provided with transparent observing plate (53).
9. the accurate apolegamy system of common-rail injector pad according to claim 1, it is characterized in that, described section material framework (52) both sides are provided with security protection system (54).
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| CN201510314164.6A CN104924053B (en) | 2015-06-09 | 2015-06-09 | A kind of common-rail injector gasket precision apolegamy system |
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| CN201510314164.6A CN104924053B (en) | 2015-06-09 | 2015-06-09 | A kind of common-rail injector gasket precision apolegamy system |
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| CN104924053B CN104924053B (en) | 2018-04-17 |
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| CN106813918A (en) * | 2017-03-15 | 2017-06-09 | 机科发展科技股份有限公司 | Piston cooling nozzle self-operated measuring unit |
| CN106813918B (en) * | 2017-03-15 | 2023-12-29 | 机科发展科技股份有限公司 | Automatic measuring device for piston cooling nozzle |
| CN107387283A (en) * | 2017-08-28 | 2017-11-24 | 机科发展科技股份有限公司 | Common-rail injector grommet is matched and armature lift range measuring apparatus |
| CN107387283B (en) * | 2017-08-28 | 2023-08-11 | 机科发展科技股份有限公司 | Common rail fuel injector bushing ring selecting and armature lift measuring device |
| CN114850829A (en) * | 2022-07-05 | 2022-08-05 | 杭州沃镭智能科技股份有限公司 | Method and device for press mounting of solenoid valve armature assembly |
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|---|---|
| CN104924053B (en) | 2018-04-17 |
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