CN102721502B - Electric vehicle window closing force tester - Google Patents
Electric vehicle window closing force tester Download PDFInfo
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- CN102721502B CN102721502B CN201210214744.4A CN201210214744A CN102721502B CN 102721502 B CN102721502 B CN 102721502B CN 201210214744 A CN201210214744 A CN 201210214744A CN 102721502 B CN102721502 B CN 102721502B
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Abstract
The invention discloses an electric vehicle window closing force tester. The electric vehicle window closing force tester consists of an electrical structure part and a mechanical structure part. A force sensor is conveniently fixed to glass of a vehicle window through the mechanical structure part, when the vehicle window is raised, the force sensor fixed to the glass of the vehicle window generates a force signal under pressure, a signal wire of the force sensor is connected to an analog/digital (A/D) conversion pin of a main chip of the electrical structure part, and the electrical structure part processes an A/D sampling result and displays the processed result in real time though a liquid crystal display circuit. The electric vehicle window closing force tester displays the value of force in real time, is visual, portable and convenient to install and has a simple structure, a high practical value and a wide application prospect in the technical field of automobile body safety testing instruments.
Description
Technical field
The present invention relates to a kind of power windows and close force tester, especially design is a kind of portable, and the power windows that can be directly installed on glass for vehicle window is closed force tester, belongs to the technical field of body of a motor car safety test instrument.
Background technology
The present invention adopts the definition for the power of closing in People's Republic of China's automobile industry standard it " electric glass lifter for automobile ".When automobile window glass rises, apply power and make motor rotation blockage in the opposite direction of operation, now lifter is to the acting force of stall thing the power of cutting out.For the anti-pinch vehicle window of current up-to-date rise, external norm-setting is with respect to domestic morning, wherein about the power of closing, there are two kinds of relevant international regulations to follow, one is the European directive Directive2000/4/EC working out for 2000, another is the Code of Federal Regulations FMVSS118 working out in 2006, is wherein all defined as and is less than 100N about two kinds of regulations of size of the power of closing.
But there is not being in the market specifically designed to the equipment that detects vehicle window and close power, the dynamometer that part can detect for vehicle window, also be hand-held liquid crystal display, sensor is external, but do not set forth about the mounting means between sensor and glass for vehicle window, the present invention has designed a kind of physical construction of being convenient to installation just, sensor can be arranged on glass for vehicle window easily, and sensor signal is delivered to single-chip microcomputer, show by LCDs that in real time vehicle window closes the size of power.
Summary of the invention
The invention discloses a kind of power windows and close force tester, specifically refer to that one is portable, can be directly installed on glass for vehicle window, the power windows that the power of closing can show is in real time closed force tester.
The scheme that the present invention realizes above-mentioned purpose is:
A kind of power windows is closed force tester, and it is made up of electrical structure part and physical construction part two parts; Relation is therebetween: power sensor is fixed on glass for vehicle window easily by physical construction part, in the time that vehicle window rises, be fixed on the power sensor on glass for vehicle window and produce force signal because be under pressure, and the signal wire of power sensor is connected to the AD conversion pin of the master chip of electrical structure part, electrical structure part processes afterwards AD sampled result by real-time the showing of liquid crystal display circuit.
Described electrical structure part, comprises master chip, power circuit and liquid crystal display three parts; Position annexation between them is: power circuit is converted to external 12v supply voltage 5v voltage and is connected to the power pin of master chip, and the common I/O mouth of master chip connects liquid crystal display, drives LCDs to show that in real time power value changes.This master chip is to have timer, I/O, and common 51 single-chip microcomputers of AD conversion, common IO mouth is mainly used in driving LCDs, connects keyswitch; Power sensor force signal wire is connected to master chip AD pin, after processing, result is shown to output by LCDs; This power circuit is the power circuit that adopts voltage stabilizing chip, it is circuit of three-terminal voltage-stabilizing integrated, its input termination external power supply, output terminal is 5v, connect the power pin of master chip, earth terminal ground connection, its major function be by external power supply voltage stabilization at 5v, protection master chip is not subject to the impact of external power supply voltage fluctuation; This LCDs is to belong to character picture type LCD MODULE, integrated LCD display screen and LCD control module ST7920, and built-in 8192 Chinese characters, 128 characters and 64X256 dot matrix display random access memory, directly connect master chip.
Described physical construction part, comprise glass clamp (1), lower beam (2), upper boom (3), upper boom Y-piece (4), lower beam Y-piece (10), glass support pallet (5), upper boom sensor gib screw (8), lower beam sensor gib screw (11), upper lower beam connecting pin (6), glass clamp trip bolt (7), power sensor (9), upper boom sensor fixing pin (12), lower beam sensor fixing pin (13), glass clamp clamp nut (16) and rubber blanket (14).Its position annexation is: glass clamp (1) is arranged on glass for vehicle window (15), between glass clamp (1) and glass for vehicle window (15), rubber blanket (14) is housed, glass clamp trip bolt (7) is installed on glass clamp (1), the standard component that glass clamp trip bolt (7) is M8, it is upper that glass clamp clamp nut (16) is arranged on glass clamp trip bolt (7), the standard component that glass clamp clamp nut (16) is M8.One end of upper boom (3) is connected on glass clamp (1), the other end is connected on upper boom Y-piece (4), upper boom (3) is hinged by upper lower beam connecting pin (6) with lower beam (2), one end of lower beam (2) is connected on glass support pallet (5), the other end is connected on lower beam Y-piece (10), between upper boom Y-piece (4) and lower beam Y-piece (10), be connected strong sensor (9), power sensor (9) links together by upper boom sensor gib screw (8) with upper boom Y-piece (4), the upper end of upper boom sensor gib screw (8) and upper boom Y-piece (4) link together by upper boom sensor fixing pin (12), power sensor (9) links together by lower beam sensor gib screw (11) with lower beam Y-piece (10), the upper end of lower beam sensor fixing pin (11) and lower beam Y-piece (10) link together by lower beam sensor fixing pin (13).
This glass clamp (1) shape is as shown in Fig. 1 (a), Fig. 1 (b), its left side is Jiong shape depending on section configuration, be specially a square iron plate, the middle method with line cutting cuts out a U-shaped fixed groove, on it, be provided with two fixing through holes of using, because glass clamp is metal material, can not directly directly contact with glass for vehicle window (15), between adds rubber blanket, and the function of glass clamp is a kind of power windows of the present invention to be closed to force tester be fixed on easily on glass for vehicle window (15);
This lower beam (2) is to be formed by connecting by the rectangular block of round bar and trough of belt, shape is as shown in Fig. 2 (a), Fig. 2 (b), through hole on the rectangular block of middle trough of belt is mainly used in installing lower beam connecting pin (6), thereby by hinged to upper boom (3), lower beam (2), lower beam (2) one end is connected on glass support pallet (5), it is upper that the other end is connected to lower beam Y-piece (10), and the function of lower beam is by being transferred to power sensor (9) with the power that coordinating of upper boom is subject to glass support pallet (5) by lever principle;
This upper boom (3) is to be formed by connecting by the rectangular block of round bar and trough of belt, shape is as shown in Fig. 3 (a), Fig. 3 (b), through hole on the rectangular block of middle trough of belt is mainly used in installing lower beam connecting pin, thereby by hinged to upper boom, lower beam, upper boom one end is connected on glass clamp (1), it is upper that the other end is connected to upper boom Y-piece (4), and the function of upper boom is by being transferred to power sensor (9) with the power that coordinating of lower beam is subject to glass clamp (1) by lever principle;
This upper boom Y-piece (4) is shaped as the rectangular parallelepiped part that has U-shaped gap, as shown in Fig. 4 (a), Fig. 4 (b), between the through hole on upper boom Y-piece two sides, be connected with upper boom sensor fixing pin (12), on upper boom sensor fixing pin (12), be connected with upper boom sensor gib screw (8), upper boom Y-piece (4) links together with upper boom (3), and the function of upper boom Y-piece (4) is the upper end of upper boom sensor gib screw (8) the bed knife sensor (9) by being connected with upper boom sensor fixing pin (12);
This glass support pallet (5) is the iron plate of a rectangular parallelepiped, shape is as Fig. 5 (a), shown in Fig. 5 (b), be connected on lower beam (2) end, the function of glass support pallet (5) is in the process rising at vehicle window, if run into obstacle midway, to there is acting force to be applied on glass support pallet (5), glass support pallet (5) is in the time being under pressure, have downward displacement, therefore lower beam Y-piece (10) the meeting upward pressure sensor (9) being connected with lower beam (2) other end, thereby realize the power that glass support pallet (5) is subject to and be transferred to the process of power sensor (9),
Lower beam connecting pin (6) on this, shape as shown in Figure 6, its head is nut shape hexahedron, the first half is smooth cylindrical bar, the latter half is screw thread, its cylindrical bar part is the through hole with the rectangular block of lower beam (2) trough of belt through upper boom (3), and threaded portion is mainly used in mounting nuts, fixing upper boom (3) and lower beam (2).The function of upper lower beam connecting pin (6) is that upper boom (3) and lower beam (2) is hinged, makes the lower beam (2) can be with respect to the accessible rotation of upper boom (3);
This trip bolt (7) is the standard web member of choosing as required, in order to make the glass clamp (1) can clampingc car glass pane (15), this trip bolt mounting center and glass clamp (1) topmost distance approximate greatly 1/2nd of glass clamp height, and therefore the effect of trip bolt (7) is to make the glass clamp (1) can clampingc car glass pane (15);
This upper boom sensor gib screw (8), shape is as shown in Fig. 7 (a), Fig. 7 (b), on screw cap, there is a through hole, the effect of through hole is through upper boom sensor fixing pin (12), hang on upper boom Y-piece (4), its lower end threaded portion be connected to power sensor (9) from threaded hole, the function of upper boom sensor gib screw (8) is the upper end of bed knife sensor (9);
This power sensor (9) is commercial that chooses as required;
This lower beam Y-piece (10) shape is identical with upper boom Y-piece, between the through hole on lower beam Y-piece two sides, be connected with lower beam sensor fixing pin (13), on lower beam sensor fixing pin (13), be connected with lower beam sensor gib screw (11), lower beam Y-piece (10) links together with lower beam (2), and the function of lower beam Y-piece (10) is the lower end of lower beam sensor gib screw (11) the bed knife sensor (9) by being connected with lower beam sensor fixing pin (13);
This lower beam sensor gib screw (11) shape is identical with upper boom sensor gib screw (8), on screw cap, there is a through hole, the effect of through hole is through lower beam sensor fixing pin (13), hang on lower beam Y-piece (10), its lower end threaded portion be connected to power sensor (9) from threaded hole, the function of lower beam sensor gib screw (11) is the lower end of bed knife sensor (9);
This upper boom sensor fixing pin (12) is the standard web member of choosing as required, and its function is that upper boom sensor gib screw (8) is connected on upper boom Y-piece (4);
This lower beam sensor fixing pin (13) is the standard web member of choosing as required, and its function is that lower beam sensor gib screw (11) is connected on lower beam Y-piece (10);
This rubber blanket (14) is to be directly cut to glass clamp same size from the thick electrostatic prevention rubber of commercially available 2mm in the present invention, then directly pad is between glass for vehicle window (15) and glass clamp (1), and the function of rubber blanket (14) is to prevent that glass for vehicle window (15) from being scratched;
This glass clamp clamp nut (16) is the standard web member of choosing as required, matches with trip bolt (7).
Wherein, the model of this single-chip microcomputer is STC12C48S2.
Wherein, the model of this power circuit voltage stabilizing chip is LM7805.
Wherein, the model of this LCDs is HY-12864T-201.
Wherein, the model of this power sensor is CFBLSM.
Wherein, the width of the U-shaped fixed groove of this glass clamp is 7-9mm.
Principle of work of the present invention is:
Power sensor (9) is arranged on respectively and lower beam (2), between upper boom Y-piece (4) and lower beam Y-piece (10) that upper boom (3) links together, power sensor (9) links together by upper boom sensor gib screw (8) with upper boom Y-piece (4), the upper end of upper boom sensor gib screw (8) links together by upper boom sensor fixing pin (12) and upper boom Y-piece (4), power sensor (9) links together by lower beam sensor gib screw (11) with lower beam Y-piece (10), the upper end of lower beam sensor gib screw (11) and lower beam Y-piece (10) link together by lower beam sensor fixing pin (13).
Because upper boom (3) and glass clamp (1) link together, therefore one end that upper boom (3) connects with glass clamp (1) in vehicle window uphill process can be defaulted as relative static with glass for vehicle window (15), power sensor (9) is arranged between upper boom Y-piece (4) and lower beam Y-piece (10), upper boom Y-piece (4) and upper boom (3), lower beam Y-piece (10) links together with lower beam (2), upper boom (3) simultaneously, lower beam (2) is hinged by upper lower beam connecting pin (6), the other end of lower beam (2) and glass support pallet (5) link together, therefore when glass for vehicle window (15) rises to top with glass clamp (1), while acting on effectively on glass support pallet (5), one end of the lower beam (2) linking together with glass support pallet (5) moves downward, therefore upper boom (3) moves upward with one end that upper boom Y-piece (4) links together, therefore power sensor (9) is under pressure, sensor signal lines (17) is connected to master chip AD conversion pin, master chip shows by LCDs in real time by after AD transformation result analyzing and processing.
In addition, the pass acting between power F1 and the power F2 of power sensor (9) output on glass support pallet (5) is:
F1*a=F2*b
Wherein a is the distance that vehicle window top is pressed onto lower beam connecting pin (6) center on the positional distance on glass support pallet (5), and b is the distance at upper lower beam connecting pin (6) center and upper boom sensor fixing pin (8) center.
Advantage of the present invention and good effect are:
(1) show in real time power value, directly perceived, portable, easy for installation;
(2) because power size sensor is generally larger, by lever principle, the vehicle window power of closing is transferred to sensor, can measures easily the power of the closing size apart from vehicle window upper ledge 25mm distance;
(3) can be used as the testing apparatus of automobile production producer.
Brief description of the drawings
The front view that Fig. 1 (a) is glass clamp, the left view that Fig. 1 (b) is glass clamp;
The front view that Fig. 2 (a) is lower beam, the vertical view that Fig. 2 (b) is lower beam;
The front view that Fig. 3 (a) is upper boom, the vertical view that Fig. 3 (b) is upper boom;
Fig. 4 (a) is the front view of upper boom Y-piece, and Fig. 4 (b) is the vertical view of upper boom Y-piece;
Fig. 5 (a) is the front view of glass support pallet, and Fig. 5 (b) is the left view of glass support pallet;
Fig. 6 is upper lower beam connecting pin;
Fig. 7 (a) is the front view of upper boom sensor gib screw, and Fig. 7 (b) is the left view of upper boom sensor gib screw;
Fig. 8 is tester structural representation of the present invention;
Fig. 9 is tester electrical principle structural drawing.
In accompanying drawing, symbol description is as follows:
1 is glass clamp, and 2 is lower beam, and 3 is upper boom, 4 is upper boom Y-piece, and 5 is glass support pallet, and 6 is upper lower beam connecting pin, 7 is trip bolt, and 8 is upper boom sensor gib screw, and 9 is power sensor, 10 is lower beam Y-piece, and 11 is lower beam sensor gib screw, and 12 is upper boom sensor fixing pin, 13 is lower beam sensor fixing pin, and 14 is rubber blanket, and 15 is glass for vehicle window, 16 is glass clamp clamp nut, and 17 is sensor signal lines;
A is the distance that vehicle window top is pressed onto lower beam connecting pin (6) center on the positional distance on glass support pallet (5);
B is the distance at upper lower beam connecting pin (6) center and upper boom sensor fixing pin (8) center.
Embodiment
A kind of power windows of the present invention is closed force tester, specifically refers to that one is portable, can be directly installed on glass for vehicle window, and the power windows that the power of closing can show is in real time closed force tester.
The scheme that the present invention realizes above-mentioned purpose is:
A kind of power windows is closed force tester, and it is made up of electrical structure part and physical construction part two parts; Relation is therebetween: power sensor is fixed on glass for vehicle window easily by physical construction part, in the time that vehicle window rises, be fixed on the power sensor on glass for vehicle window and produce force signal because be under pressure, and the signal wire of power sensor is connected to the AD conversion pin of the master chip of electrical structure part, electrical structure part processes afterwards AD sampled result by real-time the showing of liquid crystal display circuit.Fig. 8 is tester structural representation of the present invention; Fig. 9 is tester electrical principle structural drawing.
Described electrical structure part, comprises master chip, power circuit and liquid crystal display three parts; Position annexation between them is: power circuit is converted to external 12v supply voltage 5v voltage and is connected to the power pin of master chip, and the common I/O mouth of master chip connects liquid crystal display, drives LCDs to show that in real time power value changes.This master chip is to have timer, I/O, and common 51 single-chip microcomputers of AD conversion, that in this project, adopt is STC12C48S2, common IO mouth is mainly used in driving LCDs, connects keyswitch; Power sensor force signal wire is connected to master chip AD pin, after processing, result is shown to output by LCDs; This power circuit is the power circuit that adopts LM7805 voltage stabilizing chip, LM7805 is circuit of three-terminal voltage-stabilizing integrated, its input termination external power supply, output terminal is 5v, connect the power pin of master chip, earth terminal ground connection, its major function be by external power supply voltage stabilization at 5v, protection master chip is not subject to the impact of external power supply voltage fluctuation; This LCDs is HY-12864T-201, belongs to character picture type LCD MODULE, integrated LCD display screen and LCD control module ST7920, and built-in 8192 Chinese characters, 128 characters and 64X256 dot matrix display random access memory, directly connect master chip.
Described physical construction part, comprise glass clamp (1), lower beam (2), upper boom (3), upper boom Y-piece (4), lower beam Y-piece (10), glass support pallet (5), upper boom sensor gib screw (8), lower beam sensor gib screw (11), upper lower beam connecting pin (6), glass clamp trip bolt (7), power sensor (9), upper boom sensor fixing pin (12), lower beam sensor fixing pin (13), glass clamp clamp nut (16) and rubber blanket (14).Its position annexation is: glass clamp (1) is arranged on glass for vehicle window (15), between glass clamp (1) and glass for vehicle window (15), rubber blanket (14) is housed, glass clamp trip bolt (7) is installed on glass clamp (1), the standard component that glass clamp trip bolt (7) is M8, it is upper that glass clamp clamp nut (16) is arranged on glass clamp trip bolt (7), the standard component that glass clamp clamp nut (16) is M8.One end of upper boom (3) is connected on glass clamp (1), the other end is connected on upper boom Y-piece (4), upper boom (3) is hinged by upper lower beam connecting pin (6) with lower beam (2), one end of lower beam (2) is connected on glass support pallet (5), the other end is connected on lower beam Y-piece (10), between upper boom Y-piece (4) and lower beam Y-piece (10), be connected strong sensor (9), power sensor (9) links together by upper boom sensor gib screw (8) with upper boom Y-piece (4), the upper end of upper boom sensor gib screw (8) and upper boom Y-piece (4) link together by upper boom sensor fixing pin (12), power sensor (9) links together by lower beam sensor gib screw (11) with lower beam Y-piece (10), the upper end of lower beam sensor fixing pin (11) and lower beam Y-piece (10) link together by lower beam sensor fixing pin (13).
This glass clamp (1) shape is as shown in Fig. 1 (a), Fig. 1 (b), its left side is Jiong shape depending on section configuration, be specially a square iron plate, the middle method with line cutting cuts out a fixed groove that 8mm is wide, on it, be provided with two fixing through holes of using, because glass clamp is metal material, can not directly directly contact with glass for vehicle window (15), between adds rubber blanket, and the function of glass clamp is a kind of power windows of the present invention to be closed to force tester be fixed on easily on glass for vehicle window (15);
This lower beam (2) is to be formed by connecting by the rectangular block of round bar and trough of belt, shape is as shown in Fig. 2 (a), Fig. 2 (b), through hole on the rectangular block of middle trough of belt is mainly used in installing lower beam connecting pin (6), thereby by hinged to upper boom (3), lower beam (2), lower beam (2) one end is connected on glass support pallet (5), it is upper that the other end is connected to lower beam Y-piece (10), and the function of lower beam is by being transferred to power sensor (9) with the power that coordinating of upper boom is subject to glass support pallet (5) by lever principle;
This upper boom (3) is to be formed by connecting by the rectangular block of round bar and trough of belt, shape is as shown in Fig. 3 (a), Fig. 3 (b), through hole on the rectangular block of middle trough of belt is mainly used in installing lower beam connecting pin, thereby by hinged to upper boom, lower beam, upper boom one end is connected on glass clamp (1), it is upper that the other end is connected to upper boom Y-piece (4), and the function of upper boom is by being transferred to power sensor (9) with the power that coordinating of lower beam is subject to glass clamp (1) by lever principle;
This upper boom Y-piece (4) shape is as shown in Fig. 4 (a), Fig. 4 (b), between the through hole on upper boom Y-piece two sides, be connected with upper boom sensor fixing pin (12), on upper boom sensor fixing pin (12), be connected with upper boom sensor gib screw (8), upper boom Y-piece (4) links together with upper boom (3), and the function of upper boom Y-piece (4) is the upper end of upper boom sensor gib screw (8) the bed knife sensor (9) by being connected with upper boom sensor fixing pin (12);
This glass support pallet (5) is the iron plate of a rectangular parallelepiped, shape is as Fig. 5 (a), shown in Fig. 5 (b), be connected on lower beam (2) end, the function of glass support pallet (5) is in the process rising at vehicle window, if run into halfway obstacle, to there is acting force to be applied on glass support pallet (5), glass support pallet (5) is in the time being under pressure, have downward displacement, therefore lower beam Y-piece (10) the meeting upward pressure sensor (9) being connected with lower beam (2) other end, thereby realize the power that glass support pallet (5) is subject to and be transferred to the process of power sensor (9),
Lower beam connecting pin (6) on this, shape as shown in Figure 6, its head is nut shape hexahedron, the first half is smooth cylindrical bar, the latter half is screw thread, its cylindrical bar part is the through hole with the rectangular block of lower beam (2) trough of belt through upper boom (3), and threaded portion is mainly used in mounting nuts, fixing upper boom (3) and lower beam (2).The function of upper lower beam connecting pin (6) is that upper boom (3) and lower beam (2) is hinged, makes the lower beam (2) can be with respect to the accessible rotation of upper boom (3);
This trip bolt (7) is the standard web member of choosing as required, in order to make the glass clamp (1) can clampingc car glass pane (15), this trip bolt mounting center and glass clamp (1) topmost distance approximate greatly 1/2nd of glass clamp height, and therefore the effect of trip bolt (7) is to make the glass clamp (1) can clampingc car glass pane (15);
This upper boom sensor gib screw (8), shape is as shown in Fig. 7 (a), Fig. 7 (b), on screw cap, there is a through hole, the effect of through hole is through upper boom sensor fixing pin (12), hang on upper boom Y-piece (4), its lower end threaded portion be connected to power sensor (9) from threaded hole, the function of upper boom sensor gib screw (8) is the upper end of bed knife sensor (9);
This power sensor (9) is commercial that chooses as required, and its model is CFBLSM.
This lower beam Y-piece (10) shape is identical with upper boom Y-piece, between the through hole on lower beam Y-piece two sides, be connected with lower beam sensor fixing pin (13), on lower beam sensor fixing pin (13), be connected with lower beam sensor gib screw (11), lower beam Y-piece (10) links together with lower beam (2), and the function of lower beam Y-piece (10) is the lower end of lower beam sensor gib screw (11) the bed knife sensor (9) by being connected with lower beam sensor fixing pin (13);
This lower beam sensor gib screw (11) shape is identical with upper boom sensor gib screw (8), on screw cap, there is a through hole, the effect of through hole is through lower beam sensor fixing pin (13), hang on lower beam Y-piece (10), its lower end threaded portion be connected to power sensor (9) from threaded hole, the function of lower beam sensor gib screw (11) is the lower end of bed knife sensor (9);
This upper boom sensor fixing pin (12) is the standard web member of choosing as required, and its function is that upper boom sensor gib screw (8) is connected on upper boom Y-piece (4);
This lower beam sensor fixing pin (13) is the standard web member of choosing as required, and its function is that lower beam sensor gib screw (11) is connected on lower beam Y-piece (10);
This rubber blanket (14) is to be directly cut to glass clamp same size from the thick electrostatic prevention rubber of commercially available 2mm in the present invention, then directly pad is between glass for vehicle window (15) and glass clamp (1), and the function of rubber blanket (14) is to prevent that glass for vehicle window (15) from being scratched;
This glass clamp clamp nut (16) is the standard web member of choosing as required, matches with trip bolt (7).
Principle of work of the present invention is:
Power sensor (9) is arranged on respectively and lower beam (2), between upper boom Y-piece (4) and lower beam Y-piece (10) that upper boom (3) links together, power sensor (9) links together by upper boom sensor gib screw (8) with upper boom Y-piece (4), the upper end of upper boom sensor gib screw (8) links together by upper boom sensor fixing pin (12) and upper boom Y-piece (4), power sensor (9) links together by lower beam sensor gib screw (11) with lower beam Y-piece (10), the upper end of lower beam sensor gib screw (11) and lower beam Y-piece (10) link together by lower beam sensor fixing pin (13).
Because upper boom (3) and glass clamp (1) link together, therefore one end that upper boom (3) connects with glass clamp (1) in vehicle window uphill process can be defaulted as relative static with glass for vehicle window (15), power sensor (9) is arranged between upper boom Y-piece (4) and lower beam Y-piece (10), upper boom Y-piece (4) and upper boom (3), lower beam Y-piece (10) links together with lower beam (2), upper boom (3) simultaneously, lower beam (2) is hinged by upper lower beam connecting pin (6), the other end of lower beam (2) and glass support pallet (5) link together, therefore when glass for vehicle window (15) rises to top with glass clamp (1), while acting on effectively on glass support pallet (5), one end of the lower beam (2) linking together with glass support pallet (5) moves downward, therefore upper boom (3) moves upward with one end that upper boom Y-piece (4) links together, therefore power sensor (9) is under pressure, sensor signal lines (17) is connected to master chip AD conversion pin, master chip shows by LCDs in real time by after AD transformation result analyzing and processing.
In addition, the pass acting between power F1 and the power F2 of power sensor (9) output on glass support pallet (5) is:
F1*a=F2*b
Wherein a is the distance that vehicle window top is pressed onto lower beam connecting pin (6) center on the positional distance on glass support pallet (5), and b is the distance at upper lower beam connecting pin (6) center and upper boom sensor fixing pin (8) center.
Claims (6)
1. power windows is closed a force tester, and it is made up of electrical structure part and physical construction part two parts; Power sensor is fixed on glass for vehicle window easily by physical construction part, in the time that vehicle window rises, be fixed on the power sensor on glass for vehicle window and produce force signal because be under pressure, and the signal wire of power sensor is connected to the AD conversion pin of the master chip of electrical structure part, electrical structure part processes afterwards AD sampled result by real-time the showing of liquid crystal display circuit;
Described electrical structure part, comprises master chip, power circuit and liquid crystal display three parts; Power circuit is converted to external 12v supply voltage 5v voltage and is connected to the power pin of master chip, and the common I/O mouth of master chip connects liquid crystal display, drives LCDs to show that in real time power value changes; This master chip is to have timer, I/O, and common 51 single-chip microcomputers of AD conversion, common I/O mouth is used for driving LCDs, connects keyswitch; Force sensor signals line is connected to master chip AD pin, after processing, result is shown to output by LCDs; This power circuit is the power circuit that adopts voltage stabilizing chip, it is circuit of three-terminal voltage-stabilizing integrated, its input termination external power supply, output terminal is 5v, connect the power pin of master chip, earth terminal ground connection, its function be by external power supply voltage stabilization at 5v, protection master chip is not subject to the impact of external power supply voltage fluctuation; This LCDs is to belong to character picture type LCD MODULE, integrated LCD display screen and LCD control module ST7920, and built-in 8192 Chinese characters, 128 characters and 64X256 dot matrix display random access memory, directly connect master chip;
Described physical construction part, comprises glass clamp (1), lower beam (2), upper boom (3), upper boom Y-piece (4), lower beam Y-piece (10), glass support pallet (5), upper boom sensor gib screw (8), lower beam sensor gib screw (11), upper lower beam connecting pin (6), glass clamp trip bolt (7), power sensor (9), upper boom sensor fixing pin (12), lower beam sensor fixing pin (13), glass clamp clamp nut (16) and rubber blanket (14), glass clamp (1) is arranged on glass for vehicle window (15), between glass clamp (1) and glass for vehicle window (15), rubber blanket (14) is housed, glass clamp trip bolt (7) is installed on glass clamp (1), glass clamp clamp nut (16) is arranged on glass clamp trip bolt (7), one end of upper boom (3) is connected on glass clamp (1), the other end is connected on upper boom Y-piece (4), upper boom (3) is hinged by upper lower beam connecting pin (6) with lower beam (2), one end of lower beam (2) is connected on glass support pallet (5), the other end is connected on lower beam Y-piece (10), between upper boom Y-piece (4) and lower beam Y-piece (10), be connected strong sensor (9), power sensor (9) links together by upper boom sensor gib screw (8) with upper boom Y-piece (4), the upper end of upper boom sensor gib screw (8) and upper boom Y-piece (4) link together by upper boom sensor fixing pin (12), power sensor (9) links together by lower beam sensor gib screw (11) with lower beam Y-piece (10), the upper end of lower beam sensor fixing pin (11) and lower beam Y-piece (10) link together by lower beam sensor fixing pin (13),
It is characterized in that: this glass clamp (1) shape, its left side is Jiong shape depending on section configuration, be specially a square iron plate, the middle method with line cutting cuts out a U-shaped fixed groove, on it, be provided with two fixing through holes of using, because glass clamp is metal material, can not directly directly contact with glass for vehicle window (15), between adds rubber blanket, and the function of glass clamp is that this tester is fixed on glass for vehicle window (15) easily;
This lower beam (2) is to be formed by connecting by the rectangular block of round bar and trough of belt, through hole on the rectangular block of middle trough of belt is used for installing lower beam connecting pin (6), thereby by hinged to upper boom (3), lower beam (2), lower beam (2) one end is connected on glass support pallet (5), it is upper that the other end is connected to lower beam Y-piece (10), and the function of lower beam is by being transferred to power sensor (9) with the power that coordinating of upper boom is subject to glass support pallet (5) by lever principle;
This upper boom (3) is to be formed by connecting by the rectangular block of round bar and trough of belt, through hole on the rectangular block of middle trough of belt is used for installing lower beam connecting pin, thereby by hinged to upper boom, lower beam, upper boom one end is connected on glass clamp (1), it is upper that the other end is connected to upper boom Y-piece (4), and the function of upper boom is by being transferred to power sensor (9) with the power that coordinating of lower beam is subject to glass clamp (1) by lever principle;
This upper boom Y-piece (4) is shaped as the rectangular parallelepiped part that has U-shaped gap, between the through hole on upper boom Y-piece two sides, be connected with upper boom sensor fixing pin (12), on upper boom sensor fixing pin (12), be connected with upper boom sensor gib screw (8), upper boom Y-piece (4) links together with upper boom (3), and the function of upper boom Y-piece (4) is the upper end of upper boom sensor gib screw (8) the bed knife sensor (9) by being connected with upper boom sensor fixing pin (12);
This glass support pallet (5) is the iron plate of a rectangular parallelepiped, be connected on lower beam (2) end, the function of glass support pallet (5) is in the process rising at vehicle window, if run into obstacle midway, to there is acting force to be applied on glass support pallet (5), glass support pallet (5) is in the time being under pressure, have downward displacement, therefore upwards snap-in force sensor (9) of the lower beam Y-piece (10) that is connected with lower beam (2) other end, thus realize the power that glass support pallet (5) is subject to and be transferred to the process of power sensor (9);
Lower beam connecting pin (6) on this, its head is nut shape hexahedron, the first half is smooth cylindrical bar, the latter half is screw thread, its cylindrical bar part is the through hole with the rectangular block of lower beam (2) trough of belt through upper boom (3), threaded portion, for mounting nuts, is fixed upper boom (3) and lower beam (2); The function of upper lower beam connecting pin (6) is that upper boom (3) and lower beam (2) is hinged, makes the lower beam (2) can be with respect to the accessible rotation of upper boom (3);
This trip bolt (7) is the standard web member of choosing as required, in order to make the glass clamp (1) can clampingc car glass pane (15), this trip bolt mounting center and glass clamp (1) topmost distance approximate greatly 1/2nd of glass clamp height, and therefore the effect of trip bolt (7) is to make the glass clamp (1) can clampingc car glass pane (15);
This upper boom sensor gib screw (8), on screw cap, there is a through hole, the effect of through hole is through upper boom sensor fixing pin (12), hang on upper boom Y-piece (4), its lower end threaded portion be connected to power sensor (9) from threaded hole, the function of upper boom sensor gib screw (8) is the upper end of bed knife sensor (9);
This power sensor (9) is commercial that chooses as required;
This lower beam Y-piece (10) shape is identical with upper boom Y-piece, between the through hole on lower beam Y-piece two sides, be connected with lower beam sensor fixing pin (13), on lower beam sensor fixing pin (13), be connected with lower beam sensor gib screw (11), lower beam Y-piece (10) links together with lower beam (2), and the function of lower beam Y-piece (10) is the lower end of lower beam sensor gib screw (11) the bed knife sensor (9) by being connected with lower beam sensor fixing pin (13);
This lower beam sensor gib screw (11) shape is identical with upper boom sensor gib screw (8), on screw cap, there is a through hole, the effect of through hole is through lower beam sensor fixing pin (13), hang on lower beam Y-piece (10), its lower end threaded portion be connected to power sensor (9) from threaded hole, the function of lower beam sensor gib screw (11) is the lower end of bed knife sensor (9);
This upper boom sensor fixing pin (12) is the standard web member of choosing as required, and its function is that upper boom sensor gib screw (8) is connected on upper boom Y-piece (4);
This lower beam sensor fixing pin (13) is the standard web member of choosing as required, and its function is that lower beam sensor gib screw (11) is connected on lower beam Y-piece (10);
This rubber blanket (14) is to be directly cut to glass clamp same size from the thick electrostatic prevention rubber of commercially available 2mm, then directly pad is between glass for vehicle window (15) and glass clamp (1), and the function of rubber blanket (14) is to prevent that glass for vehicle window (15) from being scratched;
This glass clamp clamp nut (16) is the standard web member of choosing as required, matches with trip bolt (7).
2. a kind of power windows according to claim 1 is closed force tester, it is characterized in that: the model of this single-chip microcomputer is STC12C48S2.
3. a kind of power windows according to claim 1 is closed force tester, it is characterized in that: the model of this power circuit voltage stabilizing chip is LM7805.
4. a kind of power windows according to claim 1 is closed force tester, it is characterized in that: the model of this LCDs is HY-12864T-201.
5. a kind of power windows according to claim 1 is closed force tester, it is characterized in that: the model of this power sensor is CFBLSM.
6. a kind of power windows according to claim 1 is closed force tester, it is characterized in that: the width of the U-shaped fixed groove of this glass clamp is 7-9mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210214744.4A CN102721502B (en) | 2012-06-26 | 2012-06-26 | Electric vehicle window closing force tester |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210214744.4A CN102721502B (en) | 2012-06-26 | 2012-06-26 | Electric vehicle window closing force tester |
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| CN102721502A CN102721502A (en) | 2012-10-10 |
| CN102721502B true CN102721502B (en) | 2014-08-20 |
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| CN201210214744.4A Expired - Fee Related CN102721502B (en) | 2012-06-26 | 2012-06-26 | Electric vehicle window closing force tester |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105486439A (en) * | 2014-09-19 | 2016-04-13 | 上海航天精密机械研究所 | Spring cotter pressing force measuring device and measuring method thereof |
| CN104977110B (en) * | 2015-06-26 | 2017-11-10 | 芜湖莫森泰克汽车科技股份有限公司 | A kind of automatic detection device for automobile window glass closing forces |
| CN106124226B (en) * | 2016-08-30 | 2018-08-14 | 芜湖莫森泰克汽车科技股份有限公司 | Durability of window glass lifter tests system and method |
| CN109459166B (en) * | 2018-10-17 | 2021-08-31 | 吴江市建设工程质量检测中心有限公司 | Ultrasonic detection method for high-strength bolt connection node in prefabricated assembly type structure |
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| JP3555340B2 (en) * | 1996-07-04 | 2004-08-18 | 株式会社デンソー | Entrapment detection device and power window device |
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| JP3555340B2 (en) * | 1996-07-04 | 2004-08-18 | 株式会社デンソー | Entrapment detection device and power window device |
| CN1710392A (en) * | 2005-06-16 | 2005-12-21 | 上海交通大学 | Automobile door closing-force testing device |
| CN2924504Y (en) * | 2006-07-13 | 2007-07-18 | 东南大学汽车工程装备研究所 | Portable automobile auto-door-window clamping-force detector |
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