CN110220689A - A kind of brake block wear sensor and production method - Google Patents
A kind of brake block wear sensor and production method Download PDFInfo
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- CN110220689A CN110220689A CN201910613574.9A CN201910613574A CN110220689A CN 110220689 A CN110220689 A CN 110220689A CN 201910613574 A CN201910613574 A CN 201910613574A CN 110220689 A CN110220689 A CN 110220689A
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- 238000004519 manufacturing process Methods 0.000 title claims description 14
- 230000001681 protective effect Effects 0.000 claims abstract description 15
- 238000001746 injection moulding Methods 0.000 claims description 15
- 238000012360 testing method Methods 0.000 claims description 9
- 238000005520 cutting process Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 229910000679 solder Inorganic materials 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 239000004568 cement Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
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Abstract
The present invention relates to a kind of brake block wear sensors, it is characterized by comprising conducting wire and the studs being fixed on the left of conducting wire and the plug being fixed on the right side of conducting wire, it is equipped with a fixation between the plug and stud and is set in the bellows on conducting wire, it is fixedly connected between the left side of the bellows and stud by preceding heat-shrink tube, the left end of the plug is equipped with the protective case being fixedly connected with plug, the protective case is set on conducting wire, it is fixedly connected between the left end of the protective case and the right end of bellows by rear heat-shrink tube, rotation was provided with coil on the bellows, it first passes through heat-shrink tube electric wire is fixed in stud, then it is being arranged bellows, and preceding heat-shrink tube and rear heat-shrink tube are arranged between bellows and the stud and bellows and plug of injection formed, tighten by air-heater and plays one It is a to tighten fixed function, it is not easy to pull, tensile capacity is strong.
Description
Technical field
The invention belongs to sensor fields, and in particular to a kind of brake block wear sensor and production method.
Background technique
With people to comfort, economy, security requirement continuous improvement, electronics categories are also constantly increasing
Add, and the plastic cement end of the injection molding of stud is all flexibly connected with bellows and bellows with plug, causes using
When, it may appear that phenomenon is pullled, is easy to cause plug or stud and electric wire to be detached from, causes to use, brake structure
It is in very important position in auto parts and components, guarantees the safety traffic of automobile.Since brake block rubs in brake process
Pad and brake disc friction and rolling, will cause friction plate and are gradually worn, and when friction disc wear is to certain thickness, just reach
The standard scrapped, just needs to replace brake block at this time.Therefore, whether the thickness for how monitoring friction plate, which reaches, is scrapped
Standard becomes brake block and has to the problem paid attention to, and existing judgment mode uses and manually carries out observation friction plate thickness,
According to manually being judged, artificial judgment inaccuracy.
Summary of the invention
In order to solve the above technical problems, the present invention is for following technical scheme: a kind of brake block wear sensor and production
Method.
The present invention is further arranged are as follows: a kind of brake block wear sensor, it is characterised in that: including conducting wire and fixation
The plug that the stud on the left of conducting wire is arranged in and is fixed on the right side of conducting wire is equipped with one admittedly between the plug and stud
Surely the bellows being set on conducting wire is fixedly connected between the left side and stud of the bellows by preceding heat-shrink tube, described to insert
The left end of head is equipped with the protective case that is fixedly connected with plug, and the protective case is set on conducting wire, the left end of the protective case with
It is fixedly connected between the right end of bellows by rear heat-shrink tube, rotation was provided with coil on the bellows.
The present invention is further arranged are as follows: is opened up on the plug there are two mounting hole, the plug is interior to be equipped with fixed set
The waterproof plug in mounting hole is set, the conducting wire is located in waterproof plug, and one piece of demarcation plate is fixed in the plug, described anti-
Water plug is located at the two sides of demarcation plate, and the right end of the demarcation plate is equipped with the mounting plate being fixedly connected with demarcation plate, the peace
The terminal being fixedly connected with conducting wire is equipped in loading board, the terminal is fixed in mounting plate, and the right side of the terminal is stretched out
Mounting plate.
The present invention is further arranged are as follows: the right side of the plug is equipped with dustproof cover, offers a peace on the plug
Tankage, the left side of the dustproof cover are equipped with the positioning ring that setting is integrally formed with dustproof cover, and the positioning ring is located in mounting groove,
Side of the positioning ring far from dustproof cover is arranged in necking, and at least three ring slots are offered on the bellows, hot before described
The bulge loop being fixedly connected with preceding heat-shrink tube and rear heat-shrink tube is respectively equipped on the draw and rear heat-shrink tube, the bulge loop is fixed at
In annular groove, screw thread is offered on the stud, described cross on coil offers an open slot, and the plug is equipped with and plug
It is integrally formed the fixture block of setting.
The present invention is further arranged are as follows: a kind of for producing the production method of brake block wear sensor including following
Processing step:
(1) step 1: cutting out line: taking-up electric wire, which is put into wire cutting machine, carries out sanction line, and whether the length for detecting electric wire meets the requirements,
1000 ± 10mm of wire length, 4 ± 0.5mm of length of the wire stripping head at both ends meet the requirements progress in next step；
(2) step 2: threading: the electric wire in step 1 being passed through the aperture above stud, obtains A01 component；
(3) step 3: pyrocondensation: two electric wires of the A01 component in step 2 penetrate in heat-shrink tube, and are carried out by air-heater
It tightens, is fixed on electric wire in heat-shrink tube, obtain A02 component；
(4) step 4: injection molding: one end of the stud of A02 component being carried out injection molding by injection molding machine and forms a sensing head end；
(5) step 5: riveting: fixed be set in wire stripping head of waterproof plug is obtained into wire rod, terminal is put into riveting clamp,
Then wire rod is put into fixture and is riveted with terminal, by solder stick to being fixed at riveting, obtain A04 component；
(6) step 6: assembly: bellows-sheathed being located on the electric wire of A04 component, heat-shrink tube before being arranged on bellows, in wave
It was arranged coil on line pipe, heat-shrink tube after being arranged at the electric wire close to terminal, fixation is arranged sheath on rear heat-shrink tube, obtains
Two butt of A05 component are inserted into plug hole by A05 component, and plug is located in rear heat-shrink tube close to one end of sheath, shield
Set and plug are located in rear heat-shrink tube, are then tightened by air-heater to preceding heat-shrink tube and rear heat-shrink tube, obtain finished product；Before
The length of heat-shrink tube and rear heat-shrink tube is 40 ± 5mm, and 410 ± 10mm of bellows is length.
(7) step 7: test: being surveyed by the two-terminal connection and the conducting of terminal and stud of the test pencil and finished product of multimeter
Examination；
(8) step 8: assembling: after being detected by step 7, dustproof cover being mounted on plug.
The present invention is further arranged are as follows: and the length of electric wire meets the requirements in the step (1), adjusts wire stripping parameter, into
Row cuts out line wire stripping, obtains wire stripping head.
The present invention is further arranged are as follows: the stud in the step (2) is located in the middle part of electric wire, and two tails of wire stripping head
It is aligned.
The present invention is further arranged are as follows: the radius of heat-shrink tube is 3.2mm in the step (3), and length is 20 ± 2mm.
The present invention is further arranged are as follows: 310 DEG C of the temperature of injection molding machine and 30 ± 1N of pressure in the step (4).
The present invention is further arranged are as follows: wire rod is put into fixture in the step (5) and is riveted with terminal.
The present invention is further arranged are as follows: passes through pulling force detector after the riveting and carries out detection pulling force, pulling-out force 50-
100N。
Beneficial effects of the present invention: first passing through heat-shrink tube and electric wire be fixed in stud, is then being arranged bellows,
And it is arranged preceding heat-shrink tube and rear heat-shrink tube between bellows and the stud and bellows and plug of injection formed, passes through hot wind
Machine tighten and plays one and tighten fixed function, is not easy to pull, and tensile capacity is strong, and is existed by the setting of stud spiral
In friction plate, stud is connect by the way of spiral with friction plate, facilitate installation, rubbing head is connect with automobile controller, is passed through
Whether the conducting wire being fixedly connected with stud is rubbed, and to judge whether friction plate needs replacing, structure is simple, and monitoring effect
It is good；2, consolidate respectively between bellows and stud and between protective case and bellows by using preceding heat-shrink tube and rear heat-shrink tube
Fixed connection tightens (by air-heater to preceding heat-shrink tube and rear heat-shrink tube), plays the role of one and is fixedly connected, make stud with
Plug is not readily disengaged from conducting wire；3, in vehicle travel process, water is avoided to enter bellows in waterproof plug by setting,
Conducting wire is caused to be easy aging；4, one is played when brake block wear sensor is not installed on vehicle by the way that dustproof cover is arranged
A dustproof effect.
Figure of description
Accompanying drawing 1 is the structural representation of the present invention；
Attached drawing 2 is right side structural representation of the invention；
Attached drawing 3 is the schematic cross-sectional view of A-A in attached drawing 2；
Attached drawing 4 is the enlarged structure schematic diagram of A in attached drawing 3；
Attached drawing 5 is the enlarged structure schematic diagram of A in attached drawing 4；
Attached drawing 6 is the structural schematic diagram of dustproof cover of the invention；
Attached drawing 7 is that the structural schematic diagram in plug is arranged in waterproof plug of the invention.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, further explain
State the present invention.
According to Fig. 1-7, present embodiment discloses a kind of brake block wear sensor, including conducting wire 1 and it is fixed at
The stud 2 in 1 left side of conducting wire and the plug 3 for being fixed at 1 right side of conducting wire, stud spiral is arranged in friction plate, using spiral shell
Stud is connect by the mode of rotation with friction plate, facilitates installation, and rubbing head is connect with automobile controller, passes through what is be fixedly connected with stud
Whether conducting wire is rubbed, and to judge whether friction plate needs replacing, structure is simple, and monitoring effect is good, the plug 3 and spiral shell
It is equipped with a fixation between column 2 and is set in the bellows 4 on conducting wire 1, a heat-shrink tube 30 is fixed in bellows, by conducting wire
It is arranged in heat-shrink tube, a protective effect is played to conducting wire, passes through preceding pyrocondensation between the left side and stud 2 of the bellows 4
Pipe 5 is fixedly connected, and the left end of the plug 3 is equipped with the protective case 6 being fixedly connected with plug 3, and the protective case 6 is set in conducting wire
On 1, it is fixedly connected between the left end and the right end of bellows 4 of the protective case 6 by rear heat-shrink tube 7, by using preceding pyrocondensation
Pipe and rear heat-shrink tube are fixedly connected between bellows and stud and between protective case and bellows (by air-heater pair respectively
Preceding heat-shrink tube and rear heat-shrink tube) it is tightened, play the role of one and be fixedly connected, stud and plug is made to be not easy to take off with conducting wire
From rotation was provided with coil 8 on the bellows 4.
The present invention is further arranged are as follows: is opened up on the plug 3 there are two mounting hole 9, interior be equipped with of plug 3 is fixed
Waterproof plug 10 in mounting hole 9 is set, by being arranged in waterproof plug, in vehicle travel process, water is avoided to enter ripple
Pipe, causes conducting wire to be easy aging, and the conducting wire 1 is located in waterproof plug 10, and one piece of demarcation plate 11 is fixed in the plug 3,
The waterproof plug 10 is located at the two sides of demarcation plate 11, by setting demarcation plate, plays a disagglutinating action to two conducting wires,
The right end of the demarcation plate 11 is equipped with the mounting plate 12 being fixedly connected with demarcation plate 11, is equipped with and conducting wire 1 in the mounting plate 12
The terminal 13 being fixedly connected facilitates terminal to install by setting mounting plate, and the terminal 13 is fixed in mounting plate 12,
Mounting plate 12 is stretched out on the right side of the terminal 13, and terminal is arranged, the convenient jack contact with automobile controller.
The present invention is further arranged are as follows: the right side of the plug 3 is equipped with dustproof cover 14, offers one on the plug 3
The extension end of a mounting groove 15, terminal is located in mounting groove, and the left side of the dustproof cover 14 is equipped with to be integrally formed with dustproof cover 14
The positioning ring 16 of setting, the positioning ring 16 are located in mounting groove 15, and positioning ring and plug interference fit are arranged, the positioning ring
16 sides far from dustproof cover 14 are arranged in necking, by the way that dustproof cover is arranged, are not installed on vehicle in brake block wear sensor
When on, a dustproof effect is played, dust is avoided to enter on the terminal in mounting groove, causes to be automobile in terminal
When the jack contact of controller, poor contact, the present invention is further arranged are as follows: offers at least on the bellows 4
Three ring slots 17 are respectively equipped on the preceding heat-shrink tube 5 and rear heat-shrink tube 7 and to be fixedly connected with preceding heat-shrink tube 5 and rear heat-shrink tube 7
Bulge loop 18, the bulge loop 18 are fixed in annular groove 17, by the way that bulge loop to be fixed in annular groove, play a fixed work
With, screw thread 19 is offered on the stud 2, the screw hole of friction plate is corresponding with the screw thread on stud, then friction plate is rotated
It is arranged on stud, facilitates installation, described cross on coil 8 offers an open slot 20, and the plug 3 is equipped with and plug 3
It is integrally formed the fixture block 21 of setting, by the way that fixture block is arranged, when rubbing head is connect with automobile controller, fixture block is fixed on automobile
Controller positioning hole plays a positioning action.
Present embodiment discloses a kind of production methods of brake block wear sensor, including following processing steps:
(1) step 1: cutting out line: taking-up electric wire, which is put into wire cutting machine, carries out sanction line, and whether the length for detecting electric wire meets the requirements,
Wire length 1000mm, the length 4mm of the wire stripping head at both ends meet the requirements progress in next step, and the length of electric wire meets the requirements, and adjusts
Whole wire stripping parameter carries out cutting out line wire stripping, obtains both ends wire stripping head, and the length violation of electric wire, which closes, to be required, and is scrapped；
(2) step 2: threading: the electric wire in step 1 being passed through the aperture above stud, A01 component is obtained, by one end of conducting wire
Across aperture, and inflection is carried out, makes to be located in the middle part of electric wire in the aperture of stud, and two tails of wire stripping head will be aligned；
(3) step 3: pyrocondensation: two electric wires of the A01 component in step 2 penetrate in heat-shrink tube, and electric wire is passed through in aperture,
Then it is arranged heat-shrink tube on electric wire, and heat-shrink tube is tightened by air-heater, electric wire is made to be fixed at heat-shrink tube
It is interior, obtain A02 component；
(4) step 4: injection molding: one end of the stud of A02 component being carried out injection molding by injection molding machine and forms a sensing head end, so
Afterwards by one end of stud；
(5) step 5: riveting: fixed be set in wire stripping head of waterproof plug is obtained into wire rod, terminal is put into riveting clamp,
Then wire rod is put into fixture and is riveted with terminal, by solder stick to being fixed at riveting, obtain A04 component,
Fixture is mounted on hand punch, terminal is put into fixture, then waterproof plug is fixed on wire stripping head and is obtained
Wire rod is put into fixture by wire rod, is clamped to terminal and wire stripping head；
(6) step 6: assembly: bellows-sheathed being located on the electric wire of A04 component, heat-shrink tube before being arranged on bellows, ripple
Heat-shrink tube before one end of pipe, before the plastic cement end of the injection molding of stud also is located in heat-shrink tube, be slidingly connected coil on bellows,
It crosses coil to be arranged into from the other end of bellows, heat-shrink tube after being arranged at the electric wire close to terminal covers on rear heat-shrink tube
If sheath, A05 component is obtained, 2 butt of A05 component are inserted into plug hole, after plug is located at close to one end of sheath
In heat-shrink tube, sheath and plug are located in rear heat-shrink tube, are then tightened by air-heater to preceding heat-shrink tube and rear heat-shrink tube,
Preceding heat-shrink tube makes the plastic cement end of the injection molding of stud and bellows plays a connection function, and rear heat-shrink tube makes bellows and inserts
Head plays connection function, obtains finished product, the length of preceding heat-shrink tube and rear heat-shrink tube be 40mm, bellows length be
410mm。
(7) step 7: test: being surveyed by the two-terminal connection and the conducting of terminal and stud of the test pencil and finished product of multimeter
Examination, one, the test pencil of multimeter and Stud connection, another are connect with terminal, and multimeter illustrates conducting wire without too alarm
With the contactless phenomenon of stud, the both ends of the test pencil of multimeter and the both ends of terminal are connected, and multimeter issues too alarm, says
Bright electric wire is intact；
(8) step 8: assembling: after being detected by step 7, dustproof cover being mounted on plug.
The present invention is further arranged are as follows: and the length of electric wire meets the requirements in the step (1), adjusts wire stripping parameter, into
Row cuts out line wire stripping, obtains wire stripping head, and the length violation of electric wire, which closes, to be required.
The present invention is further arranged are as follows: the stud in the step (2) is located in the middle part of electric wire, and two tails of wire stripping head
It is aligned.
The present invention is further arranged are as follows: the length of heat-shrink tube is 20mm in the step (3).
The present invention is further arranged are as follows: 310 DEG C of the temperature of injection molding machine and pressure 30N in the step (4).
The present invention is further arranged are as follows: wire rod is put into fixture in the step (5) and is riveted with terminal.
The present invention is further arranged are as follows: passes through pulling force detector after the riveting and carries out detection pulling force, pulling-out force
80N。
The wear sensor that this production technology comes out, tensile capacity is strong, and good to the monitoring effect of brake block.
Described above is only presently preferred embodiments of the present invention, and the present invention is not limited to the above embodiments, all this fields
Those of ordinary skill any retouching, modification or the equivalent replacement made as described above, belong to what the present invention was protected
Range.
Claims (10)
1. a kind of brake block wear sensor, it is characterised in that: including conducting wire and the stud being fixed on the left of conducting wire with
And it is fixed at the plug on the right side of conducting wire, it is equipped with a fixation between the plug and stud and is set in the ripple on conducting wire
Pipe, is fixedly connected between the left side and stud of the bellows by preceding heat-shrink tube, and the left end of the plug is equipped with solid with plug
Surely the protective case connected, the protective case are set on conducting wire, are passed through between the left end of the protective case and the right end of bellows
Heat-shrink tube is fixedly connected afterwards, and rotation was provided with coil on the bellows.
2. a kind of brake block wear sensor according to claim 1, it is characterised in that: there are two being opened up on the plug
Mounting hole, the plug is interior to be equipped with the waterproof plug being fixed in mounting hole, and the conducting wire is located in waterproof plug, the plug
It is inside fixed with one piece of demarcation plate, the waterproof plug is located at the two sides of demarcation plate, and the right end of the demarcation plate is equipped with and divides
The mounting plate that partition is fixedly connected, the mounting plate is interior to be equipped with the terminal being fixedly connected with conducting wire, and the terminal is fixed at
In mounting plate, mounting plate is stretched out on the right side of the terminal.
3. a kind of brake block wear sensor according to claim 1, it is characterised in that: the right side of the plug is equipped with anti-
Dirt lid offers a mounting groove on the plug, and the left side of the dustproof cover, which is equipped with, is integrally formed determining for setting with dustproof cover
Position ring, the positioning ring are located in mounting groove, and side of the positioning ring far from dustproof cover is arranged in necking, on the bellows
At least three ring slots are offered, are respectively equipped on the preceding heat-shrink tube and rear heat-shrink tube and preceding heat-shrink tube and the fixed company of rear heat-shrink tube
The bulge loop connect, the bulge loop are fixed in annular groove, and screw thread is offered on the stud, and described cross on coil offers one
Open slot, the plug are equipped with the fixture block that setting is integrally formed with plug.
4. a kind of production method for wearing connection wiring harness, including following processing steps:
(1) step 1: cutting out line: taking-up electric wire, which is put into wire cutting machine, carries out sanction line, and whether the length for detecting electric wire meets the requirements,
1000 ± 10mm of wire length, 4 ± 0.5mm of length of the wire stripping head at both ends meet the requirements progress in next step；
(2) step 2: threading: the electric wire in step 1 being passed through the aperture above stud, obtains A01 component；
(3) step 3: pyrocondensation: two electric wires of the A01 component in step 2 penetrate in heat-shrink tube, and are carried out by air-heater
It tightens, is fixed on electric wire in heat-shrink tube, obtain A02 component；
(4) step 4: injection molding: one end of the stud of A02 component being carried out injection molding by injection molding machine and forms a sensing head end；
(5) step 5: riveting: fixed be set in wire stripping head of waterproof plug is obtained into wire rod, terminal is put into riveting clamp,
Then wire rod is put into fixture and is riveted with terminal, by solder stick to being fixed at riveting, obtain A04 component；
(6) step 6: assembly: bellows-sheathed being located on the electric wire of A04 component, heat-shrink tube before being arranged on bellows, in wave
It was arranged coil on line pipe, heat-shrink tube after being arranged at the electric wire close to terminal, fixation is arranged sheath on rear heat-shrink tube, obtains
Two butt of A05 component are inserted into plug hole by A05 component, and plug is located in rear heat-shrink tube close to one end of sheath, shield
Set and plug are located in rear heat-shrink tube, are then tightened by air-heater to preceding heat-shrink tube and rear heat-shrink tube, obtain finished product；Before
The length of heat-shrink tube and rear heat-shrink tube is 40 ± 5mm, and 410 ± 10mm of bellows is length；
(7) step 7: test: passing through the two-terminal connection of the test pencil and finished product of multimeter and the continuity test of terminal and stud；
(8) step 8: assembling: after being detected by step 7, dustproof cover being mounted on plug.
5. a kind of production method for wearing connection wiring harness according to claim 1, it is characterised in that: in the step (1)
The length of electric wire meets the requirements, and adjusts wire stripping parameter, carries out cutting out line wire stripping, obtains wire stripping head.
6. a kind of production method of brake block wear sensor according to claim 1, it is characterised in that: the step
(2) stud in is located in the middle part of electric wire, and two tails of wire stripping head will be aligned.
7. a kind of production method of brake block wear sensor according to claim 1, it is characterised in that: the step
(3) radius of heat-shrink tube is 3.2mm in, and length is 20 ± 2mm.
8. a kind of production method of brake block wear sensor according to claim 1, it is characterised in that: the step
(4) 310 DEG C of the temperature of injection molding machine and 30 ± 1N of pressure in.
9. a kind of production method of brake block wear sensor according to claim 1, it is characterised in that: the step
(5) wire rod is put into fixture in and is riveted with terminal.
10. a kind of production method of brake block wear sensor according to claim 6, it is characterised in that: the riveting
Detection pulling force, pulling-out force 50-100N are carried out by pulling force detector later.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910613574.9A CN110220689A (en) | 2019-07-09 | 2019-07-09 | A kind of brake block wear sensor and production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910613574.9A CN110220689A (en) | 2019-07-09 | 2019-07-09 | A kind of brake block wear sensor and production method |
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| Publication Number | Publication Date |
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| CN110220689A true CN110220689A (en) | 2019-09-10 |
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| CN201910613574.9A Pending CN110220689A (en) | 2019-07-09 | 2019-07-09 | A kind of brake block wear sensor and production method |
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| CN109038178A (en) * | 2018-08-02 | 2018-12-18 | 武汉市海川汽车零部件有限公司 | A kind of production method of sensor connecting line |
| CN109103682A (en) * | 2018-08-27 | 2018-12-28 | 上海新奥林汽车传感器有限公司 | A kind of brake block wear sensor with dustproof cover |
| CN209878312U (en) * | 2019-07-09 | 2019-12-31 | 温州车盾王电子科技有限公司 | Brake pad wear sensor |
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