CN218628973U - Transmission gear shifting booster test system - Google Patents
Transmission gear shifting booster test system Download PDFInfo
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- CN218628973U CN218628973U CN202222823014.6U CN202222823014U CN218628973U CN 218628973 U CN218628973 U CN 218628973U CN 202222823014 U CN202222823014 U CN 202222823014U CN 218628973 U CN218628973 U CN 218628973U
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Abstract
The utility model relates to a derailleur detects technical field, especially relates to a derailleur booster test system that shifts, including test platform, first load cylinder, output rocking arm, clamp plate structure, second load cylinder, input cylinder, stop gear and input rocking arm, the output of first load cylinder and the output symmetry setting of second load cylinder, the output rocking arm sets up between the output of first load cylinder and the output of second load cylinder, clamp plate structure is connected with the booster that shifts, stop gear sets up in input cylinder's output. The utility model discloses compromise booster performance of shifting and life-span test, the input adopts the cylinder drive, simple structure, and the output adopts two cylinders as the load, can make the booster of shifting stop at the neutral gear. Simultaneously, adopt novel structure to shift gear booster and fix and be connected with input/output end, it is spacing to adopt novel structure to shift gear at the input simultaneously.
Description
Technical Field
The utility model relates to a derailleur detects technical field, specifically is a derailleur booster test system that shifts.
Background
The transmission gear shifting booster has the advantages that when the manual transmission gear shifting rocker arm exerts force, the gear shifting booster can generate force in the same direction on the gear shifting rocker arm through the internal cylinder so as to bear part of force required by gear shifting. At present, along with the continuous promotion of a driver to the requirement of gear shifting comfort, gear shifting boosters are mostly installed on manual transmissions, particularly heavy truck transmissions, so that the force applied by the driver in the gear shifting process is reduced. The quality of the gear shifting booster also directly determines whether the gear shifting booster can really assist a driver to shift gears, and the control of the performance and the service life of the gear shifting booster is particularly important for gear shifting booster manufacturers and transmission manufacturers.
At present, each manufacturer adopts the mode of motor drive input shaft to the capability test majority of the booster of shifting, adopts the location installation of the booster of shifting with the cylinder top simultaneously, and this mode structure is comparatively complicated and can not compromise the life test of the booster of shifting, and to the test of the life-span of shifting, adopts single cylinder as the load mostly, can not satisfy the requirement that neutral gear position stops in the in-service use, and fails to adopt power value or displacement signal to monitor.
SUMMERY OF THE UTILITY MODEL
To the problem that there is booster location structure of shifting complicated among the prior art, the utility model provides a derailleur booster test system of shifting.
The utility model discloses a realize through following technical scheme:
a test system for a gear shifting booster of a transmission is characterized by comprising a test platform, a first load cylinder, an output rocker arm, a pressure plate structure, a second load cylinder, an input cylinder, a limiting mechanism and an input rocker arm, wherein the output end of the first load cylinder and the output end of the second load cylinder are symmetrically arranged, and the output rocker arm is arranged between the output end of the first load cylinder and the output end of the second load cylinder;
the pressure plate structure is connected with the gear shifting booster and comprises a pressure plate main body, a pressure plate support, an input shifting block and an output shifting block, wherein the bottom of the pressure plate support is connected with the test platform, the pressure plate main body is arranged at the top of the pressure plate support, the input shifting block and the output shifting block are arranged in the pressure plate main body, the input shifting block is connected with an inner shaft of the gear shifting booster, and the output shifting block is connected with an outer shaft of the gear shifting booster;
the output rocker arm comprises an input rocker arm and an output rocker arm which are coaxially arranged, the rotation axis of the output rocker arm is vertical to the axis of the first load cylinder, the input rocker arm is connected with the input shifting block, and the rotation center of the input shifting block is coaxial with the rotation center of the input rocker arm; the output rocker arm is connected with the output shifting block, and the rotation center of the output shifting block is coaxial with that of the output rocker arm;
the limiting mechanism is arranged at the output end of the input cylinder and comprises two limiting baffle plates, the two limiting baffle plates are arranged oppositely at intervals, a piston rod of the input cylinder penetrates through the two limiting baffle plates and is connected with the input rocker arm, and the axis of the input cylinder is parallel to the axis of the first load cylinder.
Preferably, a rotary input shaft is arranged between the input rocker arm and the input shifting block, and the rotary input shaft is rotatably arranged in the pressing plate main body; and a rotary output shaft is arranged between the output rocker arm and the output shifting block and is arranged in the pressing plate main body.
Preferably, a shifting block preformed hole is formed in the pressing plate main body, the input shifting block and the output shifting block are arranged in the shifting block preformed hole, and the input shifting block and the output shifting block are arranged between the rotary input shaft and the rotary output shaft.
Preferably, the rotary input shaft and the rotary output shaft are both provided with auxiliary bearings.
Preferably, a gear shifting booster mounting hole is formed in the pressure plate main body and used for connecting the pressure plate main body with the gear shifting booster.
Preferably, a pressure spring mounting hole is further formed in the pressure plate main body and used for mounting and fixing a pressure spring of the gear shifting booster.
Preferably, the input shifting block and the output shifting block are provided with strip-shaped grooves, and the end parts of the strip-shaped grooves are arc-shaped.
Preferably, the output rocker arm comprises a rocker arm main body, one end of the rocker arm main body is connected with the output shifting head, the other end of the rocker arm main body is located between the first load cylinder and the second load cylinder, and a ball is arranged at one end, close to the piston rod of the first load cylinder, of the rocker arm main body.
Preferably, one side of the input cylinder, the first load cylinder, the second load cylinder and the pressing plate support close to the test platform is provided with an installation strip-shaped hole, and the input cylinder, the first load cylinder, the second load cylinder and the pressing plate support are detachably connected to the test platform through the installation strip-shaped hole.
Preferably, the device further comprises a sensor assembly, wherein the sensor assembly comprises a first displacement sensor, a first force sensor, a second displacement sensor, an input displacement sensor and an input force sensor, the first displacement sensor is arranged on the first load cylinder, and the first force sensor is arranged on a piston rod of the first load cylinder; the second displacement sensor is arranged on a second load cylinder, and the second force sensor is arranged on a piston rod of the second load cylinder; the input force sensor is arranged between the input rocker arm and a piston rod of the input cylinder, and the input displacement sensor is arranged on the input cylinder.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model relates to a derailleur booster test system that shifts compromises booster performance and life-span test of shifting, the input adopts the cylinder drive, simple structure, and the output adopts double cylinder as the load, can make the booster that shifts stop at the neutral gear. Simultaneously, adopt novel structure to shift gears the booster and fix and be connected with input/output end, it is spacing to adopt novel structure to shift gears simultaneously at the input to whether shift at every turn at input/output end connecting force value and displacement sensor monitoring is normal.
Furthermore, the ball of the output rocker arm is used for preventing the output rocker arm from generating radial force on the force sensor when overcoming loads on two sides, and is a mechanism for protecting the load cylinder from being damaged by the radial force.
Furthermore, the installation strip-shaped holes are used for enabling the whole testing system to be adjustable in position and have the condition of symmetrical installation.
Drawings
Fig. 1 is a main structure diagram of a transmission gear shifting booster test system of the present invention;
FIG. 2 is a cross-sectional view of a transmission shift booster test system of the present invention;
FIG. 3 is a diagram of a main body structure of a pressure plate of a test system of a transmission gear shifting booster of the present invention;
FIG. 4 is a structural diagram of a limiting mechanism in a test system of a transmission gear shifting booster of the present invention;
FIG. 5 is a schematic diagram of an output rocker arm structure in a transmission shift booster test system of the present invention;
FIG. 6 is a structural diagram of a test platform in the test system of the transmission gear shifting booster of the present invention;
FIG. 7 is a structural diagram of an output shifting block in a test system of a transmission gear shifting booster of the present invention;
fig. 8 is the utility model relates to an input shifting block structure chart among derailleur booster test system that shifts.
In the figure, 1, test platform; 2. a first load cylinder; 3. a first displacement sensor; 4. a gear shift booster; 5. a first force sensor; 6. an output rocker arm; 61. a rocker arm body; 62. a ball bearing; 63. a pin shaft; 7. a platen structure; 71. a bearing end cap; 72. a platen body; 721. an output pressure plate bearing mounting hole; 722. a press plate bracket mounting hole; 723. a pressure spring mounting hole; 724. a shift booster mounting hole; 725. an input platen bearing mounting hole; 726. a hole is reserved in the shifting block; 727. a shifting booster mounting hole; 73. a bearing retainer ring; 74. an auxiliary bearing; 75. a rotating input shaft; 76. inputting a shifting block; 77. outputting a shifting block; 78. rotating the output shaft; 79. a platen bracket; 8. a second force sensor; 9. a second load cylinder; 10. a second displacement sensor; 11. inputting a displacement sensor; 12. an input cylinder; 13. a limiting mechanism; 131. a cover plate; 132. a limit baffle; 133. a limiting side plate; 14. an input force sensor; 15. an input rocker arm.
Detailed Description
The present invention will now be described in further detail with reference to specific examples, which are intended to be illustrative, but not limiting, of the invention.
The utility model discloses a derailleur booster test system that shifts, refer to fig. 1, including test platform 1, first load cylinder 2, output rocker arm 6, clamp plate structure 7, second load cylinder 9, input cylinder 12, stop gear 13, input rocker arm 15 and sensor module, the output of first load cylinder 2 and the output symmetry setting of second load cylinder 9, output rocker arm 6 sets up between the output of first load cylinder 2 and the output of second load cylinder 9. The first load cylinder 2 and the second load cylinder 9 which are symmetrically installed limit the output rocker arm 6 at a neutral gear by using the self limiting function of the cylinders, and can ensure that the cylinders at the other side do not interfere when one side works under load.
Referring to fig. 2 and 3, pressure plate structure 7 is connected with booster 4 of shifting, and pressure plate structure 7 includes pressure plate main part 72, pressure plate support 79, input shifting block 76 and output shifting block 77, and the bottom and the test platform 1 of pressure plate support 79 are connected, are equipped with pressure plate support 79 mounting hole 722 on pressure plate main part 72, and pressure plate support 79 mounting hole 722 is used for connecting pressure plate support 79 and pressure plate main part 72, and input shifting block 76 and output shifting block 77 set up inside pressure plate main part 72. The platen structure 7 in this embodiment is an integral structure.
Referring to fig. 2 and 3, the output rocker arm 6 comprises an input rocker arm 15 and an output rocker arm 6 which are coaxially arranged, the rotation axis of the output rocker arm 6 is perpendicular to the axis of the first load cylinder 2, the input rocker arm 15 is connected with an input shifting block 76, and the rotation center of the input shifting block 76 is coaxial with the rotation center of the input rocker arm 15; the output rocker arm 6 is connected to an output dial 77, and the rotation center of the output dial 77 is coaxial with the rotation center of the output rocker arm 6.
A rotary input shaft 75 is provided between the input rocker arm 15 and the input dial 76, a rotary output shaft 78 is provided between the output rocker arm 6 and the output dial 77, and both the rotary input shaft 75 and the rotary output shaft 78 are rotatably provided in the platen main body 72. The rotary input shaft 75 and the rotary output shaft 78 are both provided with auxiliary bearings 74, in this embodiment, an input pressure plate bearing mounting hole 725 and an output pressure plate bearing mounting hole 721 are provided in the pressure plate main body 72, the auxiliary bearings 74 of the rotary input shaft 75 are mounted in the input pressure plate bearing mounting hole 725, the auxiliary bearings 74 of the rotary output shaft 78 are mounted in the output pressure plate bearing mounting hole 721, two pairs of the auxiliary bearings 74 are provided, the two pairs of bearings are arranged on the rotary input shaft 75 or the rotary output shaft 78 at intervals, which is to reduce the resistance during gear shifting, and the end forces of the input rocker 15 and the output rocker 6 are equal to the forces at the gear shifting head.
Referring to fig. 2, a bearing retainer ring 73 is further provided between the auxiliary bearing 74 and the pressure plate main body 72, a bearing cover 71 is further provided outside the auxiliary bearing 74, and the bearing cover 71 is connected to the pressure plate main body 72.
Referring to fig. 3, a dial prepared hole 726 is provided inside the platen main body 72, the input dial 76 and the output dial 77 are both provided in the dial prepared hole 726, and the input dial 76 and the output dial 77 are provided between the rotation input shaft 75 and the rotation output shaft 78. Referring to fig. 7 and 8, the input dial 76 and the output dial 77 are provided with bar-shaped grooves, and the ends of the bar-shaped grooves are arc-shaped to prevent the input dial 76 and the output dial 77 from freely rotating after being installed.
Referring to fig. 4, the limiting mechanism 13 is disposed at the output end of the input cylinder 12, the limiting mechanism 13 includes two limiting baffles 132, the two limiting baffles 132 are disposed opposite to each other at intervals, a piston rod of the input cylinder 12 penetrates through the two limiting baffles 132 to be connected with the input rocker 15, and an axis of the input cylinder 12 is parallel to an axis of the first load cylinder 2. The limiting mechanism 13 further includes a cover plate 131 and two limiting side plates 133, the cover plate 131 is connected to the tops of the two limiting baffle plates 132, the two limiting side plates 133 are oppositely disposed on two sides of the cover plate 131, and the limiting side plates 133 and the limiting baffle plates 132 form a closed shape. The cover plate 131 is to prevent foreign materials from being introduced into the system by mistake.
Referring to fig. 5, the output rocker arm 6 includes a rocker arm main body 61, one end of the rocker arm main body 61 is connected with the output dial 77, the other end is located between the first load cylinder 2 and the second load cylinder 9, one end of the rocker arm main body 61 close to the piston rod of the first load cylinder 2 is provided with a ball 62 through a pin 63, the ball 62 is mounted on the pin 63, the pin 63 penetrates into the hole of the rocker arm main body 61, the ball 62 is in contact with the piston rod of the first load cylinder 2 during operation, and due to the effect of the ball 62, the vertical upward friction force received by the first load cylinder 2 can be reduced.
One side that input cylinder 12, first load cylinder 2, second load cylinder 9 and clamp plate support 79 are close to testing platform 1 all is equipped with the installation bar hole, and input cylinder 12, first load cylinder 2, second load cylinder 9 and clamp plate support 79 all can dismantle through the installation bar hole and connect on testing platform 1. The mounting strip-shaped holes are beneficial to personnel to adjust the positions of all the parts, and the flexibility of the whole system is improved. In this embodiment, the mounting bar hole is the U type hole, be connected through the input support between input cylinder 12 and the test platform 1, first load cylinder 2 is connected with test platform 1 through first support, second load cylinder 9 is connected with test platform 1 through the second support, the mounting bar hole sets up in the input support, first support, second support and clamp plate support 79 are last, refer to fig. 6, the array is provided with a plurality of screw holes on the test platform 1, adopt the bolt to run through mounting bar hole and screw hole assembly entire system.
The sensor assembly comprises a first displacement sensor 3, a first force sensor 5, a second force sensor 8, a second displacement sensor 10, an input displacement sensor 11 and an input force sensor 14, the first displacement sensor 3 is arranged on the first load cylinder 2, the first force sensor 5 is arranged on a piston rod of the first load cylinder 2; the second displacement sensor 10 is arranged on the second load cylinder 9, and the second force sensor 8 is arranged on a piston rod of the second load cylinder 9; the input force sensor 14 is provided between the input rocker arm 15 and the piston rod of the input cylinder 12, and the input displacement sensor 11 is provided on the input cylinder 12.
The utility model relates to a derailleur booster test system that shifts's assembly process as follows:
(1) Installing a pressing plate mechanism: sequentially installing an auxiliary bearing 74, a bearing retainer ring 73 and a bearing pressure plate into the pressure plate main body 72 and tightly pressing the auxiliary bearing, the bearing retainer ring and the bearing pressure plate by using bolts, installing an input shifting block 76 and an output shifting block 77 at the reserved positions of the shifting blocks in the pressure plate main body 72, continuing installing the output rocker and output rocker arm 6 as shown in figures 7 and 8, fixing the pressure plate main body 72 and a pressure plate bracket 79 by using bolts, and finally selecting proper positions to integrally install the pressure plate on the test platform 1;
(2) Mounting a gear shifting booster 4: inserting a positioning pin of the gear shifting booster 4 into a positioning pin hole of the gear shifting booster 4, and fixing the gear shifting booster 4 on the pressing plate main body 72 by using a bolt;
(3) Installing a load end: fixing a left displacement sensor on a first load cylinder 2, connecting a first lateral force sensor, pulling out a piston rod of the first load cylinder 2 to a limit position, integrally moving a left part to just contact a ball 62 of an output rocker arm 6 by utilizing a mounting strip-shaped hole of a first support, and fixing the first load cylinder 2 on a test platform 1, wherein the left part and the right part are the same, so that a neutral free position of the output rocker arm 6 is ensured to be just contacted with loads on two sides, and the load cylinders on the two sides can not continuously extend;
(4) Installing an input end: install input displacement sensor 11 on input cylinder 12, stop gear 13 is connected gradually, input force sensor 14 and input rocking arm 15, with input rocking arm 15 toward left side and right side gear respectively, the adjustment cylinder both sides position is in order to satisfy the stroke of putting into gear, adjust stop gear 13's limit baffle 132 simultaneously along input cylinder 12's axis direction, guarantee to shift at every turn and restrict input rocking arm 15 in limit baffle 132 department, fix stop gear 13 and input support on test platform 11 at last, this test subject installation is accomplished so far.
The utility model relates to a derailleur booster test system that shifts's concrete working process as follows:
(1) The state of the test system after assembly is as shown in fig. 1, the free position is neutral, the left side of the first load cylinder 2 is ventilated, the right side of the second load cylinder 9 is ventilated, and the cylinder shaft at the load end drives the first force sensor and the second force sensor 88 to move to the extreme positions respectively, and simultaneously pushes the output rocker arm 6 to be in the neutral position.
After the air chamber on the right side of the input cylinder 12 starts to intake air, the input cylinder 12 drives the force sensor and the input rocker arm 15 to drive the input shaft to rotate towards the left end, meanwhile, the input shifting block 76 in the pressing plate structure 7 moves towards the left end to drive the internal rotating input shaft 75 of the gear shifting booster 4 to move towards the left end, at this moment, the output shaft of the gear shifting booster 4 also moves towards the left end due to the internal structure of the gear shifting booster 4, the output shifting block 77 in the pressing plate internal structure is driven to move towards the left end, the output shifting block 77 drives the rotating output shaft 78 to rotate towards the left end, meanwhile, the output rocker arm 6 also starts to rotate towards the left end, the internal resistance of the air chamber on the left side of the first load cylinder 2 needs to be overcome in the leftward movement process of the output rocker arm 6, at this moment, the first force sensor 5 acquires the force value of the output rocker arm 6, namely, the force value at the output shifting block 77 of the gear shifting booster 4. Due to the left and right of the limiting mechanism 13, the input rocker arm 15 and the output rocker arm 6 stay at the fixed gear position. The above process is a process from neutral to left-side gear, and the process collects input and output displacement and force value curves and analyzes the performance of the shift booster 4 to the left side according to the curves.
(2) After the input rocker arm 15 and the output rocker arm 6 stay at the left position for a set time, the gas in the gas cavity at the right side of the input cylinder 12 is exhausted through the electromagnetic valve, at the moment, the input force disappears gradually, the gas pressure in the gas cavity at the left side of the left end load cylinder starts to push the output rocker arm 6 to the right side until the cylinder rod of the first load cylinder 2 reaches the limit position, namely, the cylinder rod returns to the neutral position, and at the moment, the input rocker arm 15 and the output rocker arm 6 both return to the neutral position. The process is a process from the left gear to the neutral gear.
(3) After the input rocker arm 15 stays in the neutral gear for a set time, the input cylinder 12 is controlled by an electromagnetic valve, after the left air cavity starts to intake air, the input cylinder 12 pushes the input force sensor 14 and the input rocker arm 15 to drive the input shaft to rotate towards the right end, the process is similar to the process from the neutral gear to the left gear in the process (1), finally the input rocker arm 15 and the output rocker arm 6 stop at the right gear position, the process also collects input and output displacement and force value curves, and the gear shifting performance of the gear shifting booster 4 towards the right side is analyzed according to the curves.
(4) After the input rocker arm 15 and the output rocker arm 6 stay at the right position for a set time, the gas in the left gas cavity of the input cylinder 12 is exhausted through the electromagnetic valve, at the moment, the input force disappears gradually, the gas pressure in the right gas cavity of the second load cylinder 9 starts to push the output rocker arm 6 to the left side until the piston rod of the second load cylinder 9 reaches the limit position, namely, the piston rod returns to the neutral position, and at the moment, the input rocker arm 15 and the output rocker arm 6 both return to the neutral position. The above process is a right-side gear to neutral process.
The process is a complete gear shifting process, the data of the displacement sensor and the force value sensor are collected in the whole process, the data can be analyzed after being derived, the range of the data of the sensors is set, whether the input rocker arm 15 and the output rocker arm 6 reach the set position or not is judged, and the alarm reminding is carried out when the set position is not reached.
The test system can also set the target life times, so that the gear shifting booster 4 continuously performs the life shifting test.
The above-mentioned embodiments are only preferred embodiments of the present invention, and it should be understood by those skilled in the art that the technical solution of the present invention can be modified and replaced easily without departing from the spirit and principle of the present invention, and the modified and replaced embodiments also fall within the protection scope of the appended claims.
Claims (10)
1. The test system of the transmission gear shifting booster is characterized by comprising a test platform (1), a first load cylinder (2), an output rocker arm (6), a pressure plate structure (7), a second load cylinder (9), an input cylinder (12), a limiting mechanism (13) and an input rocker arm (15), wherein the output end of the first load cylinder (2) and the output end of the second load cylinder (9) are symmetrically arranged, and the output rocker arm (6) is arranged between the output end of the first load cylinder (2) and the output end of the second load cylinder (9);
the pressure plate structure (7) is connected with the gear shifting booster (4), the pressure plate structure (7) comprises a pressure plate main body (72), a pressure plate support (79), an input shifting block (76) and an output shifting block (77), the bottom of the pressure plate support (79) is connected with the test platform (1), the pressure plate main body (72) is arranged at the top of the pressure plate support (79), the input shifting block (76) and the output shifting block (77) are arranged inside the pressure plate main body (72), the input shifting block (76) is connected with an inner shaft of the gear shifting booster (4), and the output shifting block (77) is connected with an outer shaft of the gear shifting booster (4);
the output rocker arm (6) comprises an input rocker arm (15) and an output rocker arm (6) which are coaxially arranged, the rotation axis of the output rocker arm (6) is vertical to the axis of the first load cylinder (2), the input rocker arm (15) is connected with an input shifting block (76), and the rotation center of the input shifting block (76) is coaxial with the rotation center of the input rocker arm (15); the output rocker arm (6) is connected with an output shifting head (77), and the rotation center of the output shifting head (77) is coaxial with that of the output rocker arm (6);
stop gear (13) set up in the output of input cylinder (12), stop gear (13) include two limit baffle (132), two limit baffle (132) interval sets up relatively, the piston rod of input cylinder (12) runs through two limit baffle (132) and is connected with input rocking arm (15), the axis of input cylinder (12) is parallel with the axis of first load cylinder (2).
2. A transmission gear shift booster test system according to claim 1, characterized in that a rotary input shaft (75) is provided between the input rocker arm (15) and the input dial (76), the rotary input shaft (75) being rotatably provided in the pressure plate main body (72); a rotary output shaft is arranged between the output rocker arm (6) and the output shifting block (77), and the rotary output shaft (78) is arranged in the pressing plate main body (72).
3. The transmission gear booster test system of claim 2, wherein the pressure plate main body (72) is provided with a dial block prepared hole (726) inside, the input dial block (76) and the output dial block (77) are both arranged in the dial block prepared hole (726), and the input dial block (76) and the output dial block (77) are arranged between the rotary input shaft (75) and the rotary output shaft (78).
4. A transmission gear booster test system according to claim 2, characterized in that auxiliary bearings (74) are provided on both the rotary input shaft (75) and the rotary output shaft (78).
5. The transmission booster test system of claim 1, wherein the pressure plate body (72) is provided with a booster (4) mounting hole, and the booster (4) mounting hole is used for connecting the pressure plate body (72) and the booster (4).
6. The transmission gear booster test system according to claim 1, wherein a compression spring mounting hole (723) is further formed in the pressure plate main body (72), and the compression spring mounting hole (723) is used for mounting a compression spring for fixing the gear booster (4).
7. A transmission gear shift booster test system as set forth in claim 1 wherein said input pick (76) and output pick (77) are provided with a slotted bar, the ends of said slotted bar being arcuate.
8. Transmission gear booster test system according to claim 1, characterized in that the output rocker arm (6) comprises a rocker arm body (61), one end of the rocker arm body (61) is connected with the output pick (77) and the other end is located between the first load cylinder (2) and the second load cylinder (9), and one end of the rocker arm body (61) close to the piston rod of the first load cylinder (2) is provided with a ball (62).
9. The transmission gear shift booster test system according to claim 1, wherein one side of the input cylinder (12), the first load cylinder (2), the second load cylinder (9) and the pressure plate support (79), which is close to the test platform (1), is provided with a mounting bar-shaped hole, and the input cylinder (12), the first load cylinder (2), the second load cylinder (9) and the pressure plate support (79) are detachably connected to the test platform (1) through the mounting bar-shaped holes.
10. A transmission gear booster test system according to claim 1, characterized by further comprising a sensor assembly comprising a first displacement sensor (3), a first force sensor (5), a second force sensor (8), a second displacement sensor (10), an input displacement sensor (11) and an input force sensor (14), the first displacement sensor (3) being arranged on a first load cylinder (2), the first force sensor (5) being arranged on a piston rod of the first load cylinder (2); the second displacement sensor (10) is arranged on a second load cylinder (9), and the second force sensor (8) is arranged on a piston rod of the second load cylinder (9); the input force sensor (14) is arranged between the input rocker arm (15) and a piston rod of the input cylinder (12), and the input displacement sensor (11) is arranged on the input cylinder (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222823014.6U CN218628973U (en) | 2022-10-25 | 2022-10-25 | Transmission gear shifting booster test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222823014.6U CN218628973U (en) | 2022-10-25 | 2022-10-25 | Transmission gear shifting booster test system |
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| Publication Number | Publication Date |
|---|---|
| CN218628973U true CN218628973U (en) | 2023-03-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222823014.6U Active CN218628973U (en) | 2022-10-25 | 2022-10-25 | Transmission gear shifting booster test system |
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| CN (1) | CN218628973U (en) |
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- 2022-10-25 CN CN202222823014.6U patent/CN218628973U/en active Active
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