CN203298914U - Electromagnetic actuation type indication machine - Google Patents
Electromagnetic actuation type indication machine Download PDFInfo
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- CN203298914U CN203298914U CN2013203345743U CN201320334574U CN203298914U CN 203298914 U CN203298914 U CN 203298914U CN 2013203345743 U CN2013203345743 U CN 2013203345743U CN 201320334574 U CN201320334574 U CN 201320334574U CN 203298914 U CN203298914 U CN 203298914U
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- linear motor
- linear
- motor stator
- guide pillar
- electric motors
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Abstract
The utility model relates to an apparatus for testing a performance of a vibration damper, particularly to an electromagnetic actuation type indication machine comprising a main body portion I, a control cabinet II connected to the main body portion I, and an upper computer PC III connected to the control cabinet II. The electromagnetic actuation type indication machine is characterized in that the main body portion I uses two linear motors that are arranged symmetrically as power sources; a linear encodes is used for position closed-loop control of the linear motor; and a proximity switch is used for stroke limit controlling of the linear motor, thereby meeting high performance testing requirements of vibration dampers of different vehicle types. The provided electromagnetic actuation type indication machine is obviously superior to an electromagnetic actuation type indication machine with the existing structural mode in the terms of precision, installation, maintenance, environmental pollution, and noise.
Description
Technical field
The utility model relates to a kind of for the device of vibration damper test performance, a kind of electromagnetic activation formula dynamometer machine specifically, this dynamometer machine adopts linear servo-actuator as power source, adopt full position closed loop movement control mode to carry out the motion control of vibration damper, can meet the high-performance test request of the vibration damper of different automobile types.
Background technology
At present, domestic existing dynamometer machine power source adopts the Driven by Hydraulic Cylinder mode.Hydraulic driving mode exists many intrinsic defects and deficiency, is in particular in: 1. the hydraulic system sealing is easily leaked, and hydraulic oil easily produces and pollutes environment, and waste disposal problem is more serious; 2. hydraulic pressure is easily polluted, and needs periodic maintenance and replacing, and maintenance cost is high; 3. be difficult to improve position control accuracy, improve alignment sensor and accurate electric hydaulic valve that precision need to be expensive, motion exists creep trend, hysteresis, blind area, pressure, temperature variation more to allow control complicated; 4. hydraulic pump source exists as the used time shortcoming that noise is large.
Summary of the invention
The purpose of this utility model is the problem that exists in order to solve prior art, provide a kind of and aspect precision, installation, maintenance, environmental pollution, noise, obviously be better than the electromagnetic activation formula dynamometer machine of existing structure mode, can meet the requirement of user's required more high-performance test when test vibration damper performance.
In order to achieve the above object, the utility model is achieved through the following technical solutions, this dynamometer machine comprises the main part I, the switch board II that connects the main part I, the host computer PC III that connects the switch board II, it is characterized in that: described main part I adopts symmetrically arranged two linear electric motors as power source, adopts linear encoder to control as the position closed loop of described linear electric motors, and the stroke limit that adopts simultaneously approach switch to be used for described linear electric motors is controlled.
described main part I comprises: top guide pillar holder, the power sensor, vibration damper upper end holder, the temperature sensor fixed support, vibration damper lower end holder, body upper end fixed head, the upper end guide plate, left linear motor stator electric, right linear motor stator electric, slipper, the upper end stator pressing plate, the left and right linear motor rotor, linear encoder, the middle part stator pressing plate, raster probe, limited block, approach switch, the mover mechanical position limitation, the body cushion block, the base foundation plate, bottom mover cushion block and guide pillar, described top guide pillar holder is connected with guide pillar by screw, adjustment stroke adapts to different test trips, the power sensor is bolted guide pillar holder lower end, top, power sensor lower end connects vibration damper upper end holder, the temperature sensor fixed support is connected on guide pillar, vibration damper lower end holder is connected with slipper, body upper end fixed head is connected with the upper end guide plate by screw, the upper end guide plate is fixed on guide pillar by screw, stator pressing plate two ends, upper end are respectively fixed on the left linear motor stator electric and right linear motor stator electric on two linear electric motors, guarantee that two linear motor stator electrics are in same plane, slipper is connected with the mover of left and right linear electric motors, left linear motor stator electric is connected with guide pillar by screw with right linear motor stator electric, linear encoder is connected with the mover of left and right linear electric motors, and the middle part stator pressing plate is connected on left linear motor stator electric and right linear motor stator electric, raster probe is connected by screw on left linear motor stator electric, approach switch is connected with right linear motor stator electric by the upper end adjustable base, limited block is connected to the left and right linear motor rotor, guide pillar is connected with the base foundation plate by set nut, the mover mechanical position limitation is connected on the mover cushion block of bottom, and bottom mover cushion block is connected on the base foundation plate, the body cushion block is connected with the base foundation plate, has certain effectiveness in vibration suppression.
Described switch board II comprises servo controller and the left driver that is connected servo controller and right driver, described servo controller connects host computer PC III, power sensor, linear encoder and approach switch, and left driver connects left linear electric motors, right driver connects right linear electric motors.
The utlity model has following advantage and good effect:
1, the utility model is installed advantages of simple, only needs simple wiring, does not need expensive pipeline, filtrator, pump etc.
2, the utility model has high expected service life, under nominal load, can realize millions of circulations, and serviceable life is very long.
3, the utility model has extremely low maintenance cost, between the operating period, have can repeat, renewable performance, only need few maintenance.
4, the utility model has more high-precision control method, equipment can use high-end motion controller to carry out complicated motion sequence operation, more than position control resolution to 1 micron, can adopt the control mode of linear servo-actuator closed-loop in addition, the integrated location control accuracy is significantly improved.
5, the utility model has circlet environment pollution and noise, and itself is clean and efficiency is high.With the mode of existing utilization hydraulic system, compare, hydraulic system is easily leaked, and waste disposal problem is more serious.
The accompanying drawing explanation
Fig. 1 is the utility model one-piece construction schematic diagram.
Fig. 2 is the inner structure schematic diagram of the utility model main part I.
Fig. 3 is that the A of main part I in the utility model Fig. 2 is to the projection structure schematic diagram.
Fig. 4 is the utility model main part I top partial structurtes enlarged diagram.
Fig. 5 is the utility model main part I middle part partial structurtes enlarged diagram.
Fig. 6 is the utility model main part I middle part partial structurtes enlarged diagram.
Fig. 7 is the utility model main part I bottom partial structurtes enlarged diagram.
Fig. 8 is the utility model control principle schematic diagram.
Embodiment
As shown in Figure 1: this dynamometer machine comprises the main part I, the switch board II that connects the main part I, the host computer PC III that connects the switch board II, it is characterized in that: described main part I adopts symmetrically arranged two linear electric motors as power source, adopt linear encoder to control as the position closed loop of described linear electric motors, the stroke limit that adopts simultaneously approach switch to be used for described linear electric motors is controlled.
as Fig. 2, 3, 4, 5, 6, shown in 7: described main part I comprises: top guide pillar holder 1, power sensor 2, vibration damper upper end holder 3, temperature sensor fixed support 4, vibration damper lower end holder 5, body upper end fixed head 6, upper end guide plate 7, left linear motor stator electric 8a, right linear motor stator electric 8b, slipper 9, upper end stator pressing plate 10, left and right linear motor rotor 11, linear encoder 12, middle part stator pressing plate 13, raster probe 14, limited block 15, approach switch 16, mover mechanical position limitation 17, body cushion block 18, base foundation plate 19, bottom mover cushion block 20, with guide pillar 21, described top guide pillar holder 1 is connected with guide pillar 21 by screw, adjustment stroke adapts to different test trips, power sensor 2 is bolted guide pillar holder 1 lower end, top, power sensor 2 lower ends connect vibration damper upper end holder 3, temperature sensor fixed support 4 is connected on guide pillar 21, vibration damper lower end holder 5 is connected with slipper 9, body upper end fixed head 6 is connected with upper end guide plate 7 by screw, upper end guide plate 7 is fixed on guide pillar 21 by screw, left linear motor stator electric 8a and right linear motor stator electric 8b that stator pressing plate 10 two ends in upper end are respectively fixed on two linear electric motors are upper, guarantee that two linear motor stator electrics are in same plane, slipper 9 is connected with the mover 11 of left and right linear electric motors, left linear motor stator electric 8a is connected with guide pillar 21 by screw with right linear motor stator electric 8b, linear encoder 12 is connected with the mover 11 of left and right linear electric motors, and middle part stator pressing plate 13 is connected on left linear motor stator electric 8a and right linear motor stator electric 8b, raster probe 14 is connected by screw on left linear motor stator electric 8a, approach switch 16 is connected with right linear motor stator electric 8b by the upper end adjustable base, limited block 15 is connected to left and right linear motor rotor 11, guide pillar 21 is connected with base foundation plate 19 by set nut, mover mechanical position limitation 17 is connected on bottom mover cushion block 20, and bottom mover cushion block 20 is connected on base foundation plate 19, body cushion block 18 is connected with base foundation plate 19, has certain effectiveness in vibration suppression.
As shown in Figure 8: described switch board II comprises servo controller 22 and the left driver 23 that is connected servo controller 22 and right driver 24, described servo controller 22 connects host computer PC III, power sensor 2, linear encoder 12 and approach switch 16, and left driver 23 connects left linear electric motors, right driver 24 connects right linear electric motors.
The host computer PC III is connected with the servo controller 22 of switch board II the inside by the usb communication mode; Servo controller 22 connects power sensor 2, gathers the signal of vibration damper forces associated, after by A/D, changing, is uploaded to the host computer PC III; Servo controller 22 connects linear encoder 12 signals, gathers the displacement related data on the one hand, is uploaded to the host computer PC III, participates on the other hand the closed-loop control of damper position and speed; Servo controller 22 link position switches 16, collection position I/O signal, effect is to guarantee that left and right linear motor rotor 11 moves in safe range on the one hand, as the judgement at zero point, uses on the other hand; The servo controller 22 of while switch board II the inside driver 23,24 to the left and right sends command signal, and left and right driver 23,24 drives left linear motor stator electric 8a and right linear motor stator electric 8b carries out full closed-loop position control; Left and right driver 23,24 connects linear electric motors by power cable, to linear electric motors, provides enough electric currents to be used for drive motor motion; In order to increase thrust, utilize the synchronizing function of servo controller 22, the command signal synchronized transmission, to left and right driver 23,24, makes two servomotor actings in conjunction drive the vibration damper motion.
Claims (3)
1. electromagnetic activation formula dynamometer machine, this dynamometer machine comprises main part (I), the switch board (II) that connects main part (I), the host computer PC (III) that connects switch board (II), it is characterized in that: described main part (I) adopts symmetrically arranged two linear electric motors as power source, adopt linear encoder to control as the position closed loop of described linear electric motors, the stroke limit that adopts simultaneously approach switch to be used for described linear electric motors is controlled.
2. a kind of electromagnetic activation formula dynamometer machine according to claim 1, it is characterized in that: described main part (I) comprising: top guide pillar holder (1), power sensor (2), vibration damper upper end holder (3), temperature sensor fixed support (4), vibration damper lower end holder (5), body upper end fixed head (6), upper end guide plate (7), left linear motor stator electric (8a), right linear motor stator electric (8b), slipper (9), upper end stator pressing plate (10), left and right linear motor rotor (11), linear encoder (12), middle part stator pressing plate (13), raster probe (14), limited block (15), approach switch (16), mover mechanical position limitation (17), body cushion block (18), base foundation plate (19), bottom mover cushion block (20), and guide pillar (21), described top guide pillar holder (1) is connected with guide pillar (21) by screw, adjustment stroke adapts to different test trips, power sensor (2) is bolted top guide pillar holder (1) lower end, power sensor (2) lower end connects vibration damper upper end holder (3), temperature sensor fixed support (4) is connected on guide pillar (21), vibration damper lower end holder (5) is connected with slipper (9), body upper end fixed head (6) is connected with upper end guide plate (7) by screw, upper end guide plate (7) is fixed on guide pillar (21) by screw, left linear motor stator electric (8a) and right linear motor stator electric (8b) that upper end stator pressing plate (10) two ends are respectively fixed on two linear electric motors are upper, guarantee that two linear motor stator electrics are in same plane, slipper (9) is connected with the mover (11) of left and right linear electric motors, left linear motor stator electric (8a) is connected with guide pillar (21) by screw with right linear motor stator electric (8b), linear encoder (12) slipper is connected with the mover (11) of left and right linear electric motors, linear encoder (12) is connected with the mover (11) of left and right linear electric motors, and middle part stator pressing plate (13) is connected on left linear motor stator electric (8a) and right linear motor stator electric (8b), raster probe (14) is connected by screw on left linear motor stator electric (8a), approach switch (16) is connected with right linear motor stator electric (8b) by the upper end adjustable base, limited block (15) is connected to left and right linear motor rotor (11), guide pillar (21) is connected with base foundation plate (19) by set nut, it is upper that mover mechanical position limitation (17) is connected to bottom mover cushion block (20), and bottom mover cushion block (20) is connected on base foundation plate (19), body cushion block (18) is connected with base foundation plate (19), has certain effectiveness in vibration suppression.
3. a kind of electromagnetic activation formula dynamometer machine according to claim 1, it is characterized in that: described switch board (II) comprises servo controller (22) and the left driver (23) that is connected servo controller (22) and right driver (24), described servo controller (22) connects host computer PC (III), power sensor (2), linear encoder (12) and approach switch (16), and left driver (23) connects left linear electric motors, right driver (24) connects right linear electric motors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203345743U CN203298914U (en) | 2013-06-09 | 2013-06-09 | Electromagnetic actuation type indication machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203345743U CN203298914U (en) | 2013-06-09 | 2013-06-09 | Electromagnetic actuation type indication machine |
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| Publication Number | Publication Date |
|---|---|
| CN203298914U true CN203298914U (en) | 2013-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203345743U Expired - Lifetime CN203298914U (en) | 2013-06-09 | 2013-06-09 | Electromagnetic actuation type indication machine |
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| CN (1) | CN203298914U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236773A (en) * | 2013-06-09 | 2014-12-24 | 长春孔辉汽车科技有限公司 | Electromagnetic actuator type indicator machine |
-
2013
- 2013-06-09 CN CN2013203345743U patent/CN203298914U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236773A (en) * | 2013-06-09 | 2014-12-24 | 长春孔辉汽车科技有限公司 | Electromagnetic actuator type indicator machine |
| CN104236773B (en) * | 2013-06-09 | 2016-12-07 | 长春孔辉汽车科技股份有限公司 | Electromagnetic activation formula dynamometer machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHANGCHUN KONGHUI AUTOMATIVE TECHNOLOGY CO., LTD. Free format text: FORMER NAME: KH AUTOMOTIVE TECHNOLOGIES (CHANGCHUN) CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 130012 Jilin province Changchun Chaoda high tech Industrial Development Zone, Road No. 5177 Patentee after: Changchun Konghui Automative Technology Co., Ltd. Address before: 130021 Jilin province Changchun Chaoda high tech Industrial Development Zone, Road No. 5177 Patentee before: KH Automotive Technologies (Changchun) Co., Ltd. |