CN113523766A - Air gap press-fitting device for booster valve - Google Patents
Air gap press-fitting device for booster valve Download PDFInfo
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- CN113523766A CN113523766A CN202110801750.9A CN202110801750A CN113523766A CN 113523766 A CN113523766 A CN 113523766A CN 202110801750 A CN202110801750 A CN 202110801750A CN 113523766 A CN113523766 A CN 113523766A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
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Abstract
The invention provides a pressure increasing valve air gap press fitting device, which comprises: the assembling device comprises an assembling frame and an assembling platform, wherein the assembling platform is arranged in the middle of the assembling frame; it is characterized by also comprising: the test fixture assembly and the press-fitting assembly are arranged on the test fixture assembly; the test tool assembly is arranged on the assembling platform and used for bearing a valve piece to be pressed, the valve piece comprises a base body, a cylinder A, a cylinder B and a circulation seat, the cylinder A is connected with the base body through a shell, the cylinder B and the circulation seat are arranged in the base body, a circulation port is arranged on the side wall of the base body, and the press fitting assembly presses downwards the base body to adjust the circulation seat at the relative position in the base body. The base body of the valve is pressed by the press-fitting assembly, and meanwhile, the air flow test is carried out by the test tool assembly to judge the gap between the cylinder B and the circulation seat in the base body until the press-fitting is completed, so that the sealing requirement of each press-fitted valve element is met, and the yield is improved.
Description
Technical Field
The invention relates to the field of automation equipment, in particular to an air gap press-fitting device for a pressure increasing valve.
Background
When valve cores such as brake valves, oil supply valves and pedal valves are assembled, because there are dimensional errors during the processing and production of spare parts in the valve cores, the finished product sealing degree that leads to the equipment to accomplish differs, the defective percentage is high and not down, and current assembly process is accomplished by the manual work mostly, the manual work is operated repeatedly and is caused fatigue easily and make mistakes, the operation is long, work efficiency is low, more obvious, the sealing capacity of valve core deviates, it very easily leads to equipment trouble when installing on mechanical equipment such as car.
Chinese patent application No. CN201710465867.8 discloses an automatic assembling apparatus for valve core of automobile valve, which comprises a valve core assembling base, and a rubber pad assembling device, a horn mouth assembling device, a sealing ring assembling device and a carrying moving device which are installed around the valve core assembling base clockwise; the valve core assembling base is provided with a box-type base frame, a sealing plate assembly is arranged on the box-type base frame, a workbench is arranged on the box-type base frame, a rotating device is arranged on the workbench, and eight valve core body clamps are uniformly arranged on the rotating device; the rubber pad assembling device is arranged on the left side of the valve core assembling base and comprises a rubber pad feeding mechanism, a valve core body feeding mechanism and a rubber pad assembling mechanism.
However, in the prior art solution, there are the following technical problems: 1. the matching error of the mutual matching of the parts cannot be eliminated; 2. the tightness of the product cannot be monitored in real time during assembly.
Disclosure of Invention
Aiming at the problems, the invention provides a pressure charging valve air gap press-fitting device, which is characterized in that a press-fitting assembly is arranged to press a base body of a valve member, and meanwhile, a test tool assembly is matched to perform an airflow test to judge a gap between a cylinder B and a circulation seat in the base body until the press-fitting is completed, so that the technical problems that the matching error of mutual matching of parts cannot be eliminated, and the sealing performance of a product cannot be monitored in real time during assembly in the prior art are solved.
In order to achieve the purpose, the invention provides the following technical scheme:
a pressure charging valve air gap press fitting device comprising: the assembling device comprises an assembling frame and an assembling platform, wherein the assembling platform is arranged in the middle of the assembling frame; it is characterized by also comprising: the test fixture assembly and the press-fitting assembly are arranged on the test fixture assembly; the test tool assembly is arranged on the assembling platform and used for bearing a valve piece to be pressed, the valve piece comprises a base body, a cylinder A, a cylinder B and a circulation seat, the cylinder A is connected with the base body through a shell, the cylinder B and the circulation seat are arranged in the base body, a circulation port is arranged on the side wall of the base body, and the press fitting assembly presses downwards the base body to adjust the circulation seat at the relative position in the base body.
As an improvement, the test tool assembly is used for detecting the airtightness between the circulation seat and the column body B through input airflow.
As an improvement, the test fixture assembly comprises: a lower tool and an upper tool; an air inlet path is formed in the lower tool, an air outlet path is formed in the upper tool, air flows into the air inlet path and flows to the circulation seat, and the air outlet path receives the air flowing out of the circulation port.
As an improvement, the device further comprises a press-fitting auxiliary unit, wherein the press-fitting auxiliary unit bears the valve member, and the press-fitting assembly is in press-fit with the press-fitting auxiliary unit and is used for adjusting the relative position of the flow-through seat on the base body until the flow-through seat and the cylinder B are mutually abutted and sealed.
As an improvement, the press-fitting auxiliary unit includes: a fixed seat and a movable seat; the fixed seat with lower frock fixed connection, the top of fixed seat with the circulation seat can conflict the cooperation, link up from top to bottom and the intercommunication in the center of fixed seat the gas circuit that admits air, the sliding seat cover is located the fixed seat is outside, and this sliding seat bears the base member of valve member, be equipped with the air flue intercommunication in the sliding seat the gas circuit of giving vent to anger, the pressure equipment subassembly is pressed the base member drives the sliding seat moves down, the circulation seat is relative the base member slides, changes this circulation seat and exists in the position in the base member.
As an improvement, the movable seat is in sliding seal fit with the upper tool, a cavity with a width larger than the diameter of the air outlet path is arranged at the position of the air outlet path corresponding to the movable seat, and when the movable seat is opposite to the upper tool and moves, the air passage of the movable seat is communicated with the air outlet path all the time.
As an improvement, the device also comprises a return spring, wherein the return spring is sleeved outside the fixed seat, and the return spring is elastically connected with the movable seat and used for the return work of the movable seat.
As the improvement, be equipped with elastic seal circle A and elastic seal circle B on the sliding seat and be used for the bearing the base member, be equipped with elastic seal circle C on the fixing base, elastic seal circle C is used for bearing and buffering the sliding seat.
As an improvement, the press-fitting assembly comprises: a servo press and an inductance coil; the servo press is vertically arranged on the assembly frame, a pressure head at the bottom of the servo press is opposite to the assembly platform, the inductance coil is arranged in the pressure head of the servo press and sleeved outside the valve piece, and the inductance coil is electrified to drive the cylinder B to point to the circulation seat to move.
An operation method of a pressure increasing valve air gap press-fitting device is characterized by comprising the following steps:
loading a valve element, namely loading the valve element to be pressed on a test tool assembly, and supporting a base body of the valve element by a movable seat;
pressing and fixing, starting the pressing of a servo press in the press-mounting assembly, enabling a pressure head of the press-mounting assembly to abut against a step on the outer side of the base body, and sleeving the outer side of the base body by the inductance coil;
step three, air gap testing, wherein the inductive coil is electrified to generate magnetic force to drive the cylinder B to move towards the circulation seat, an air inlet path of the lower tool is introduced into a testing air source, air flow is detected at an air outlet path of the upper tool, and whether a gap exists between the cylinder B and the circulation seat is judged;
and step four, press fitting and sealing, continuously starting the servo press to press the base body, sliding the base body relative to the circulation seat to change the relative position due to the support of the fixed seat of the circulation seat until the air flow is not detected by the air outlet passage, sealing the cylinder B and the circulation seat at the moment, and stopping the servo press.
The invention has the beneficial effects that:
(1) according to the invention, the press-fitting assembly is arranged to press the base body of the valve element, and the test fixture assembly is matched to perform airflow test to judge the gap between the cylinder B and the circulation seat in the base body until the press-fitting is completed, so that each press-fitted valve core meets the sealing requirement, and the rate of finished products is improved;
(2) according to the invention, the fixed seat is arranged to bear the circulation seat, and the press-fitting assembly slowly presses the base body until the circulation seat and the cylinder B are sealed, so that the problem that the sealing performance of the circulation seat and the cylinder B cannot reach the standard due to errors generated by production and processing can be better solved in the press-fitting process;
(3) the reset spring is arranged, so that the movable seat is reset relative to the fixed seat, and the circulation seat of the valve element is separated from the fixed seat, so that the valve element after being pressed and assembled is favorably blanked;
(4) according to the invention, the elastic sealing ring A and the elastic sealing ring B are arranged, so that the sealing between the base body and the movable seat is realized after the base body is subjected to pressure, the test airflow loss is prevented, the test accuracy is influenced, and the structure is simple and reliable.
In conclusion, the invention has the advantages of error elimination, unified product, simplicity, reliability and the like, and is particularly suitable for the field of automatic equipment.
Drawings
FIG. 1 is one of the axial representations of the present invention;
FIG. 2 is a second axial schematic of the present invention;
FIG. 3 is an elevational cross-sectional partial schematic view of the present invention;
FIG. 4 is an enlarged view of the point A in FIG. 3;
FIG. 5 is a schematic semi-sectional perspective view of a test fixture assembly of the present invention;
FIG. 6 is a schematic view of the press-fitting operation of the present invention;
fig. 7 is a schematic sectional view showing the press-fitting assistance unit of the present invention in cooperation with the press-fitting work.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example one
As shown in fig. 1 to 3, a pressure increasing valve air gap press-fitting device includes: the assembling device comprises an assembling frame 1 and an assembling platform 2, wherein the assembling platform 2 is arranged in the middle of the assembling frame 1; further comprising: the test tool assembly 3 and the press-fitting assembly 4; the test tool assembly 3 is arranged on the assembly platform 2 and used for bearing a valve element 5 to be pressed, the valve element 5 comprises a base body 51, a cylinder A52, a cylinder B53 and a circulation seat 54, the cylinder A52 is connected with the base body 51 through a shell, the cylinder B53 and the circulation seat 54 are arranged in the base body 51, a circulation port 511 is arranged on the side wall of the base body 51, and the press-fitting assembly 4 presses the base body 51 downwards to adjust the relative position of the circulation seat 54 in the base body 51.
Further, the test tool assembly 3 is used for detecting the tightness between the circulation seat 54 and the cylinder B53 through the input air flow.
It should be noted that, in the final press-fitting state of the valve element 5, the flow seat 54 and the cylinder B53 are sealed, the test tool assembly 3 is configured to introduce the test air flow into the flow seat 54, the press-fitting assembly 4 slowly presses the base body 51, and the flow seat 54 is held at this time, so as to change the loading position of the flow seat 54 in the base body 51 until the flow seat 54 and the cylinder B53 are sealed relatively and then press-fitted.
Further, the test fixture assembly 3 includes: a lower tool 31 and an upper tool 32; an air inlet path 311 is formed in the lower tool 31, an air outlet path 321 is formed in the upper tool 32, air flows into the air inlet path 311 and flows to the circulation seat 54, and the air outlet path 321 receives the air flowing out from the circulation port 511.
It should be noted that the internal structure of the base 51 is that the flow seat 54, the cylinder B53, and the cylinder a52 are sequentially arranged from bottom to top, the cylinder B53 abuts against the flow seat 54 for sealing during normal operation, and the test air flow introduced from the lower tool 31 can act on the cylinder B53 by air pressure, and if the cylinder B53 has a slight gap with respect to the flow seat 54, the air flow can pass through, and the air outlet path 321 of the upper tool 32 is detected.
It should be further noted that the end of the air inlet path 311 is connected to a positive pressure output airflow device (not shown in the figures) to provide a test airflow, and the end of the air outlet path 321 is connected to a flow rate measuring device (not shown in the figures) to detect whether air leakage occurs to determine the sealing performance.
Further, the press-fitting assembly 4 includes: a servo presser 41 and an induction coil 42; the servo press 41 is vertically arranged on the assembly frame 1, a pressure head at the bottom of the servo press 41 is opposite to the assembly platform 2, the inductance coil 42 is arranged in the pressure head of the servo press 41, the inductance coil 42 is sleeved outside the valve element 5, and the inductance coil 42 is electrified to drive the column B53 to point to the circulation seat 54 to move.
It should be noted that, when the valve element 5 works, the magnetic force generated by the inductance coil 42 outside the valve element 5 drives the cylinder B53 to move to abut against the circulating seat 54 for sealing, and the inductance coil 42 arranged in the press-fitting assembly 4 can be reused when the valve element 5 is press-fitted, so that each press-fitted valve element 5 is press-fitted in a working state, and the yield is greatly improved.
Example two
As shown in fig. 4 to 7, in which the same or corresponding components as those of the first embodiment are denoted by the same reference numerals as those of the first embodiment, only the differences from the first embodiment will be described below for the sake of convenience: the second embodiment is different from the first embodiment in that:
in this embodiment, a press-fitting auxiliary unit 33 is further included, the press-fitting auxiliary unit 33 carries the valve member 5, and the press-fitting assembly 4 is press-fitted to the press-fitting auxiliary unit 33 for adjusting the relative position of the through-flow seat 54 on the base body 51 until the through-flow seat 54 and the cylinder B53 are sealed against each other.
Further, the press-fitting auxiliary unit 33 includes: a fixed seat 331 and a movable seat 332; the fixed seat 331 is fixedly connected with the lower tool 31, the top of the fixed seat 331 is in interference fit with the circulation seat 54, the center of the fixed seat 331 penetrates up and down and is communicated with the air inlet path 311, the movable seat 332 is sleeved outside the fixed seat 331, the movable seat 332 bears the base 51 of the valve element 5, an air passage communicated with the air outlet path 321 is arranged in the movable seat 332, the press-fitting component 4 presses the base 51 to drive the movable seat 332 to move down, the circulation seat 54 slides relative to the base 51, and the position of the circulation seat 54 in the base 51 is changed.
It should be noted that the fixed seat 331 and the movable seat 332 are coaxially arranged, so as to ensure that the through seat 54 in the valve element 5 and the base 51 realize coaxial sliding adjustment of positions; an air passage is arranged in the movable seat 332 and communicated with the air outlet passage 321, so that the air flow can be monitored in real time during air gap press fitting, and the press fitting accuracy is guaranteed.
Further, the movable seat 332 is in sliding seal fit with the upper tool 32, a cavity with a width larger than the diameter of the air outlet path 321 is arranged at the position, corresponding to the air outlet path 321, of the movable seat 332, and when the movable seat 332 moves relative to the upper tool 32, the air passage of the movable seat 332 is always communicated with the air outlet path 321.
It should be noted that, in the press-fitting process, the movable seat 332 can move a distance toward the fixed seat 331, the upper tool 32 outside the movable seat 332 is fixed to the lower tool 31, the movable seat 332 is displaced relative to the upper tool 32, and a cavity having a width larger than the diameter of the air outlet path 321 is formed at the position corresponding to the air outlet path 321 by the movable seat 332, so that an air passage of the press-fitting movable seat 332 is always communicated with the air outlet path 321, and the measurement is facilitated.
Further, the device further comprises a return spring 333, the return spring 333 is sleeved outside the fixed seat 331, and the return spring 333 is elastically connected with the movable seat 332 and used for the return operation of the movable seat 332.
Furthermore, be equipped with elastic sealing ring A334 and elastic sealing ring B335 on the sliding seat 332 and be used for the bearing the base member 51, be equipped with elastic sealing ring C336 on the fixing base 331, elastic sealing ring C336 is used for the bearing and the buffering the sliding seat 332.
Working process
An operation method of a pressure increasing valve air gap press-fitting device comprises the following steps:
firstly, feeding a valve, namely loading the valve 5 to be pressed on a testing tool assembly 3, and supporting a base body 51 of the valve 5 by a movable seat 332;
pressing and fixing, starting the servo press 41 in the press-fitting assembly 4 to press down, enabling a pressure head of the press-fitting assembly 4 to abut against a step on the outer side of the base body 51, and meanwhile sleeving the outer side of the base body 51 by the inductance coil 42;
step three, air gap testing, wherein the induction coil 42 is electrified to generate magnetic force to drive the cylinder B53 to point to the circulation seat 54 to move, the air inlet path 311 of the lower tool 31 is introduced into a testing air source, the air flow rate is detected at the air outlet path 321 of the upper tool 32, and whether a gap exists between the cylinder B53 and the circulation seat 54 is judged;
and step four, press fitting and sealing, continuously starting the servo press 41 to press the base body 51, sliding the base body 51 relative to the flow seat 54 to change the relative position due to the support of the flow seat 54 by the fixing seat 331 until the air flow is not detected by the air outlet passage 321, sealing the column B53 and the flow seat 54 at the moment, and stopping the servo press 41.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A pressure charging valve air gap press fitting device comprising:
an assembly rack (1);
the assembling platform (2), the assembling platform (2) is arranged in the middle of the assembling frame (1); it is characterized by also comprising:
testing the tool assembly (3); and
a press-fitting assembly (4);
the test tool assembly (3) is arranged on the assembly platform (2) and is used for bearing a valve element (5) to be pressed,
the valve piece (5) comprises a base body (51), a cylinder A (52), a cylinder B (53) and a circulation seat (54), the cylinder A (52) is connected with the base body (51) through a shell, the cylinder B (53) and the circulation seat (54) are arranged in the base body (51), a circulation port (511) is formed in the side wall of the base body (51),
the press-fitting assembly (4) presses the base body (51) downwards to adjust the relative position of the circulation seat (54) in the base body (51).
2. The pressure charging valve air gap press fitting device of claim 1,
the test tool assembly (3) is used for detecting the airtightness between the circulation seat (54) and the column body B (53) through input airflow.
3. The pressure charging valve air gap press fitting device of claim 1,
the test tool assembly (3) comprises:
a lower tool (31); and
an upper tool (32);
an air inlet path (311) is arranged in the lower tool (31),
an air outlet path (321) is arranged in the upper tool (32),
the air inlet path (311) flows air to the circulation seat (54), and the air outlet path (321) receives air flowing out of the circulation port (511).
4. The pressure charging valve air gap press fitting device of claim 3,
also comprises a press-fitting auxiliary unit (33),
the press-fitting auxiliary unit (33) bears the valve member (5), and the press-fitting assembly (4) is in press-fitting fit with the press-fitting auxiliary unit (33) and used for adjusting the relative position of the flow-through seat (54) on the base body (51) until the flow-through seat (54) and the cylinder B (53) are mutually abutted and sealed.
5. The pressure charging valve air gap press fitting device of claim 4,
the press-fitting auxiliary unit (33) includes:
a fixed seat (331); and
a movable seat (332);
the fixed seat (331) is fixedly connected with the lower tool (31), the top of the fixed seat (331) can be in interference fit with the circulating seat (54),
the center of the fixed seat (331) is vertically penetrated and communicated with the air inlet path (311),
the movable seat (332) is sleeved outside the fixed seat (331), the movable seat (332) bears the base body (51) of the valve piece (5),
an air passage communicated with the air outlet path (321) is arranged in the movable seat (332),
the press-fitting assembly (4) presses the base body (51) to drive the movable seat (332) to move downwards, the circulation seat (54) slides relative to the base body (51), and the position of the circulation seat (54) in the base body (51) is changed.
6. The pressure charging valve air gap press fitting device of claim 5,
the adjustable seat (332) with go up frock (32) sliding seal cooperation, adjustable seat (332) correspond gas circuit (321) department of giving vent to anger is equipped with the width and is greater than the cavity of gas circuit (321) diameter of giving vent to anger, adjustable seat (332) are relative when going up frock (32) and removing, the air flue of adjustable seat (332) communicates all the time gas circuit (321) of giving vent to anger.
7. The pressure charging valve air gap press fitting device of claim 5,
also comprises a return spring (333),
the reset spring (333) is sleeved outside the fixed seat (331), and the reset spring (333) is elastically connected with the movable seat (332) and used for resetting the movable seat (332).
8. The pressure charging valve air gap press fitting device of claim 5,
an elastic sealing ring A (334) and an elastic sealing ring B (335) are arranged on the movable seat (332) and used for supporting the basal body (51),
be equipped with elastic sealing ring C (336) on fixing base (331), elastic sealing ring C (336) are used for the bearing and cushion sliding seat (332).
9. The pressure charging valve air gap press fitting device of claim 1,
the press-fitting assembly (4) comprises:
a servo press (41); and
an inductor (42);
the servo press (41) is vertically arranged on the assembly frame (1), a pressure head at the bottom of the servo press (41) is opposite to the assembly platform (2),
the inductance coil (42) is arranged in a pressure head of the servo press (41), the inductance coil (42) is sleeved on the outer side of the valve piece (5), and the inductance coil (42) is electrified to drive the column body B (53) to move towards the circulation seat (54).
10. A method of operating a pressure booster valve air gap press fitting apparatus as claimed in any one of claims 1 to 8, including the steps of:
firstly, feeding a valve, namely loading the valve (5) to be pressed on a testing tool assembly (3), and supporting a base body (51) of the valve (5) by a movable seat (332);
pressing and fixing, starting the pressing of a servo press (41) in the press-fitting assembly (4), enabling a pressure head of the press-fitting assembly (4) to abut against a step on the outer side of the base body (51), and meanwhile sleeving the outer side of the base body (51) by the inductance coil (42);
step three, air gap testing, wherein the inductive coil (42) is electrified to generate magnetic force to drive the cylinder B (53) to move towards the circulating seat (54), the air inlet path (311) of the lower tool (31) is introduced into a testing air source, the air flow rate is detected at the air outlet path (321) of the upper tool (32), and whether a gap exists between the cylinder B (53) and the circulating seat (54) is judged;
and step four, press fitting and sealing, continuously starting the servo press (41) to press the base body (51), sliding the base body (51) relative to the circulation seat (54) to change the relative position due to the support of the fixed seat (331) of the circulation seat (54) until the air flow rate is not detected by the air outlet air passage (321), sealing the cylinder B (53) and the circulation seat (54) at the moment, and stopping the servo press (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110801750.9A CN113523766B (en) | 2021-07-15 | 2021-07-15 | Air gap press-fitting device for booster valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110801750.9A CN113523766B (en) | 2021-07-15 | 2021-07-15 | Air gap press-fitting device for booster valve |
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| Publication Number | Publication Date |
|---|---|
| CN113523766A true CN113523766A (en) | 2021-10-22 |
| CN113523766B CN113523766B (en) | 2022-10-28 |
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| CN202110801750.9A Active CN113523766B (en) | 2021-07-15 | 2021-07-15 | Air gap press-fitting device for booster valve |
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| CN207675391U (en) * | 2017-12-19 | 2018-07-31 | 宁波赛福汽车制动有限公司 | A kind of supercharging valve module performing leak test tooling |
| CN108536120A (en) * | 2018-03-12 | 2018-09-14 | 天津英创汇智汽车技术有限公司 | New E SP system multimodes cooperate with testboard |
| CN108857338A (en) * | 2018-07-19 | 2018-11-23 | 浙江亚太机电股份有限公司 | A kind of ABS electromagnetic valve body retainer-ring press mounting device |
| CN210108610U (en) * | 2019-06-19 | 2020-02-21 | 太仓源凯汽车配件有限公司 | Bypass valve gas tightness detection device |
| CN111256747A (en) * | 2020-04-16 | 2020-06-09 | 安徽日正汽车部件有限公司 | Detection debugging system for air filter sensor |
| CN211626534U (en) * | 2020-04-16 | 2020-10-02 | 安徽日正汽车部件有限公司 | Detection debugging system for air filter sensor |
| CN212458815U (en) * | 2020-07-30 | 2021-02-02 | 绍兴市雅克汽配有限公司 | Tightness detection device |
| CN111822975A (en) * | 2020-08-14 | 2020-10-27 | 苏州新智机电科技有限公司 | Servo press mounting device for movable and static iron cores of electric control valve |
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| CN113523766B (en) | 2022-10-28 |
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