CN203629857U - Steering gear test mechanism - Google Patents
Steering gear test mechanism Download PDFInfo
- Publication number
- CN203629857U CN203629857U CN201320704114.5U CN201320704114U CN203629857U CN 203629857 U CN203629857 U CN 203629857U CN 201320704114 U CN201320704114 U CN 201320704114U CN 203629857 U CN203629857 U CN 203629857U
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- steering gear
- steel plate
- testing table
- brace summer
- pad
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Abstract
The utility model provides a steering gear test mechanism which comprises a test bench and a supporting frame disposed below the test bench and used for supporting the test bench. The test bench is provided with two oil pipe through holes I, two oil pipe through holes II, and a steering gear installation member used for fixing a steering gear shell. The test bench is further provided with a simulated vehicle rocker arm assembly structure. A supporting plate is arranged between the test bench and the supporting frame. The supporting frame is composed of four vertically-arranged supporting beams, and the top ends of the four supporting beams are respectively and fixedly connected to the four corners at the bottom of the supporting plate. The simulated vehicle rocker arm assembly structure includes a rocker arm, a ball pin, and a steering oil cylinder with two piston rods, wherein one end of the rocker arm is connected with a steering gear through a spline, the other end of the rocker arm is connected with either piston rod of the steering oil cylinder through the ball pin, and the two piston rods of the steering oil cylinder are respectively connected with left and right vehicle wheel simulation steel plates. The test mechanism can be specifically used for testing the returning ability of a hydraulic power-assisted steering gear and has the characteristics of high universality and simple structure.
Description
Technical field
The utility model relates to auto parts and components proving installation, specifically refers to a kind of steering gear mechanism for testing.
Background technology
Hydraulic power steering gear, is arranged on automotive front near driver's one side.It can provide power-assisted and assist driver to complete the function turning in Vehicular turn.The power resources of hydraulic power steering gear are engines, driving automobile operation of oil pump when engine operation.In the time that hydraulic oil acts on the end face (pressure-bearing surface) of piston, piston is produced to thrust.Along with the rising thrust of oil pressure increases, when thrust increases to and makes deflecting roller overcome road resistance, promote deflecting roller and rotate, vehicle enters steering state.
Time positive ability of hydraulic power steering gear is the very important performance of hydraulic power steering gear, its direct relation is installed the security performance of this hydraulic power steering gear vehicle, therefore, arbitrary hydraulic power steering gear all should return positive aptitude tests before dispatching from the factory, and in the situation that time positive ability is up to standard, can dispatches from the factory and start selling.In prior art, be not also specifically designed to the test board that positive ability is tested that returns of hydraulic power steering gear to various models.
Utility model content
The problems referred to above that exist for prior art, the purpose of this utility model is to provide a kind of mechanism for testing of testing for time positive ability of hydraulic power steering gear specially.
For achieving the above object, the utility model adopts following technical scheme: a kind of steering gear mechanism for testing, comprise the testing table of strip and be positioned at below testing table and for supporting the bracing frame of testing table, the steering gear fabricated section on described testing table with two oil pipe through hole I, two oil pipe through hole II and stationary deflector housing, is also provided with simulated automotive Rocker arm assembly structure on described testing table;
Support frame as described above is by four brace summer I that vertically arrange, brace summer II, brace summer III and brace summer IV form, between described testing table and bracing frame, be provided with back up pad, described back up pad is parallel to testing table setting, left side in back up pad is provided with right baffle-plate, the right side of back up pad is provided with right baffle plate, described right baffle-plate, right baffle plate is all located between back up pad and testing table, the two ends up and down of right baffle-plate are fixedly connected with testing table with back up pad respectively, the two ends up and down of right baffle plate are fixedly connected with testing table with back up pad respectively, brace summer I, brace summer II, the top of brace summer III and brace summer IV is fixedly connected on respectively four jiaos of back up pad below,
Described simulated automotive Rocker arm assembly structure comprises rocking arm, steering cylinder and ball pin; Described steering cylinder has steering cylinder cylinder barrel and is positioned at left piston bar and the right piston rod of steering cylinder cylinder barrel, left piston bar and right piston rod are respectively left piston bar external part and right piston rod external part from the one end of stretching out in steering cylinder cylinder barrel, left piston bar external part and left wheel simulation steel plate are rotatably connected, and right piston rod stretches out with right simulated wheel steel plate and is rotatably connected; The bulb of described ball pin is arranged on left piston bar external part or right piston rod external part rotationally, between the club of ball pin and rocking arm, be provided with drive link, one end of described drive link is fixedly connected with the club of ball pin, the other end of drive link and one end of rocking arm are rotatably connected; the other end of rocking arm has spline, and rocking arm has one end of spline and the splined end of steering gear is connected.
As optimization, also comprise left connecting link and right connecting link, one end of described left connecting link is rotatably connected by the left rotary shaft and the left wheel simulation steel plate that are vertically arranged on left wheel simulation steel plate, the other end of left connecting link is fixedly connected with left piston bar external part, one end of described right connecting link is rotatably connected by the right spindle and the right simulated wheel steel plate that are vertically arranged on right simulated wheel steel plate, and the other end of right connecting link is fixedly connected with right piston rod external part.
As optimization, steering gear fabricated section is horizontal fixation steel plate and the vertical L shaped structure that steel plate formation is installed, laterally fixation steel plate horizontally set and being installed on testing table, vertically installs steel plate and vertically arranges and on it, have multiple for the mounting hole of steering gear housing is installed.
With respect to prior art, the utlity model has following advantage: the utility model provides a kind of steering gear mechanism for testing, can be specifically designed to the test of returning positive ability of hydraulic power steering gear, this mechanism for testing has highly versatile, feature simple in structure, in the face of the hydraulic power steering gear of different model, only need to change steering gear fabricated section, simple to operate.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of steering gear mechanism for testing.
Fig. 2 is the structural representation of simulated automotive Rocker arm assembly structure.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Referring to Fig. 1 and Fig. 2, a kind of steering gear mechanism for testing, comprise the testing table 20 of strip and be positioned at below testing table and for supporting the bracing frame of testing table, on described testing table 20, there is the steering gear fabricated section of two oil pipe through hole I 201, two oil pipe through hole II 202 and stationary deflector housing, the aperture of oil pipe through hole I 201 and oil pipe through hole II 202 is preferably 32.8mm, so both being beneficial to oil pipe passes, be beneficial to again oil pipe being fixed in this oil pipe through hole tightly, on described testing table, be also provided with simulated automotive Rocker arm assembly structure.
Bracing frame is made up of four brace summer I 21, brace summer II 22, brace summer III 23 and brace summer IV 24 that vertically arrange, between testing table 20 and bracing frame, be provided with back up pad 29, back up pad 29 is parallel to testing table setting, be provided with right baffle-plate 290 in the left side of back up pad 29, the right side of back up pad 29 is provided with right baffle plate 291, right baffle-plate 290, right baffle plate 291 is all located between back up pad 29 and testing table 20, the two ends up and down of right baffle-plate 290 are fixedly connected with the downside of testing table 20 with the upper side of back up pad 29 respectively, the two ends up and down of right baffle plate 291 respectively with upper side be fixedly connected with the downside of testing table 20, right baffle-plate 290, right baffle plate 291, testing table 20 and back up pad 29 have formed the cavity of a both-side opening, brace summer I 21, brace summer II 22, the top of brace summer III 23 and brace summer IV 24 is fixedly connected on respectively four jiaos of back up pad 29 belows.Wherein brace summer I 21 and brace summer II 22 are positioned at the front side of testing table, described brace summer III 23 and brace summer IV 24 and are positioned at the rear side of testing table, buttress brace 25 before being provided with between brace summer I 21 and brace summer II 22, after being provided with between brace summer III 23 and brace summer IV 24 buttress brace 26, between brace summer I 21 and brace summer III 23, be provided with left buttress brace 27, left buttress brace is connected to the bottom of brace summer I and brace summer III, between brace summer II 22 and brace summer IV 24, be provided with right buttress brace 28, right buttress brace is connected to the bottom of brace summer II and brace summer IV.The rigidity that further raising bracing frame is set and the stability of front buttress brace 25, rear buttress brace 26, left buttress brace 27 and right buttress brace 28, the bottom of left buttress brace 27 and right buttress brace 28 has respectively the contact area of left buttress brace flange 270 and right buttress brace flange 280 these bracing frames of increase and bottom surface or other supporting surfaces, improves the stability of bracing frame.
Simulated automotive Rocker arm assembly structure comprises rocking arm 70, steering cylinder and ball pin; Steering cylinder has steering cylinder cylinder barrel 75 and is positioned at left piston bar 73 and the right piston rod 72 of steering cylinder cylinder barrel 75, left piston bar 73 and right piston rod 72 are respectively left piston bar external part and right piston rod external part from the one end of stretching out in steering cylinder cylinder barrel 75, left piston bar external part and left wheel simulation steel plate 1 are rotatably connected, and right piston rod stretches out with right simulated wheel steel plate 2 and is rotatably connected; The bulb 720 of described ball pin is arranged on left piston bar external part or right piston rod external part rotationally, between the club 721 of ball pin and rocking arm 70, be provided with drive link 723, one end of described drive link 723 is fixedly connected with the club of ball pin 721, one end of the other end of drive link 723 and rocking arm 70 is rotatably connected; the other end of rocking arm 70 has spline, and one end that rocking arm 70 has spline is connected with the splined end of steering gear 80.
As optimization, simulated automotive Rocker arm assembly structure also comprises left connecting link 71 and right connecting link 74, one end of described left connecting link 71 is rotatably connected by the left rotary shaft and the left wheel simulation steel plate 1 that are vertically arranged on left wheel simulation steel plate 1, the other end of left connecting link 71 is fixedly connected with left piston bar external part, one end of described right connecting link 74 is rotatably connected by the right spindle and the right simulated wheel steel plate 2 that are vertically arranged on right simulated wheel steel plate 2, and the other end of right connecting link 74 is fixedly connected with right piston rod external part.Arranging of left and right connecting link is mainly the Reasonable Arrangement needs for testing table.
Steering gear fabricated section can and vertically be installed the L shaped structure that steel plate 33 forms for horizontal fixation steel plate 32, the integral structure that laterally fixation steel plate 32 and vertical installation steel plate 33 obtain for one-step casting, laterally fixation steel plate 32 horizontally sets and being installed on testing table, laterally on fixation steel plate, there are multiple threaded holes, be generally four, be positioned at four jiaos of horizontal fixation steel plate, bolt is fixed on horizontal fixation steel plate on testing table through threaded hole, the vertical steel plate 33 of installing vertically arranges and on it, has multiple (by being three) for the mounting hole 34 of steering gear housing is installed.This mounting hole is threaded hole, tests for the steering gear to a series of identical models, vertically installs on steel plate and is typically provided with the different multiple threaded holes of shape size, and these threaded holes are three multiple normally.In order to strengthen the rigidity of steering gear fabricated section, laterally the fixation steel plate 32 and stiffening plate 35 that is also provided with right-angle triangle between steel plate 33 is vertically installed, two right-angle sides of described stiffening plate 35 are fixedly connected on respectively horizontal fixation steel plate 32 and vertical install on the corresponding end of steel plate 33 (, in the time that a right-angle side of stiffening plate is fixedly connected on the horizontal left part of horizontal fixation steel plate, another right-angle side of stiffening plate is also fixedly connected on the horizontal left part of vertical installation steel plate).
While using this one steering gear mechanism for testing to carry out steering gear to return positive power aptitude tests, by steering gear fabricated section, steering assembly is arranged on testing table, the steering cylinder with two piston rods is arranged on testing table, left hydraulic jack and right hydraulic jack are installed on testing table again, wherein the bottom of left hydraulic jack cylinder barrel and right hydraulic jack cylinder barrel is arranged on testing table rotationally, on left hydraulic jack cylinder barrel and right hydraulic jack cylinder barrel, all there is oil-in and oil-out, in test process, need to oil pump left in hydraulic jack cylinder barrel and right hydraulic jack cylinder barrel pump oil simulate the steering force that left and right front-wheel loads, the oil-out of oil pump is communicated with the oil-in on left hydraulic jack cylinder barrel and right hydraulic jack cylinder barrel respectively by the first oil pipe, the oil-in of oil pump is communicated with by oil-out on the left hydraulic jack cylinder barrel of the second oil pipe and right hydraulic jack cylinder barrel, for the first oil pipe easy to use and the second oil pipe are generally Y-pipe, a bifurcated of the first oil pipe is communicated with the oil-out of oil pump, two other bifurcated is communicated with the oil-in on left hydraulic jack cylinder barrel and right hydraulic jack cylinder barrel respectively through an oil pipe through hole I, an oil pipe through hole II on testing table respectively, a bifurcated of the second oil pipe is communicated with the oil-in of oil pump, and two other bifurcated is communicated with the oil-out on left hydraulic jack cylinder barrel and right hydraulic jack cylinder barrel respectively through another oil pipe through hole I, another oil pipe through hole II on testing table respectively, at the end of steering gear spool closure dish, hand rotation bearing circle is inputted rotating torque to steering gear, valve core rotation drives rack piston to move up and down, rack piston takes output shaft rotation to, one end of output shaft is provided with spline and is connected with one end of Rocker arm assembly, by Rocker arm assembly, the rotating torque being written into is passed to arbitrary piston rod of the steering cylinder with two piston rods, one, two piston rods of steering cylinder are stretched, a contracting, thereby realizing simulation left and right front-wheel left wheel simulation steel plate and right simulated wheel steel plate rotates, load on the positive power size of returning of steering gear by regulating oil pump to pump into how much adjusting left wheels simulation steel plates of oil mass in left hydraulic jack cylinder barrel and right hydraulic jack cylinder barrel and right simulated wheel steel plate, left and right front-wheel when the actual driving of simulating vehicle loads on the Hui Zhengli of steering gear.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (3)
1. a steering gear mechanism for testing, it is characterized in that: comprise the testing table (20) of strip and be positioned at below testing table and for supporting the bracing frame of testing table, the steering gear fabricated section on described testing table (20) with two oil pipe through hole I (201), two oil pipe through hole II (202) and stationary deflector housing, is also provided with simulated automotive Rocker arm assembly structure on described testing table;
Support frame as described above is by four brace summer I (21) that vertically arrange, brace summer II (22), brace summer III (23) and brace summer IV (24) form, between described testing table (20) and bracing frame, be provided with back up pad (29), described back up pad (29) is parallel to testing table setting, be provided with right baffle-plate (290) in the left side of back up pad (29), the right side of back up pad (29) is provided with right baffle plate (291), described right baffle-plate (290), right baffle plate (291) is all located between back up pad (29) and testing table (20), the two ends up and down of right baffle-plate (290) are fixedly connected with testing table (20) with back up pad (29) respectively, the two ends up and down of right baffle plate (291) are fixedly connected with testing table (20) with back up pad (29) respectively, the top of described brace summer I (21), brace summer II (22), brace summer III (23) and brace summer IV (24) is fixedly connected on respectively four jiaos of back up pad (29) below,
Described simulated automotive Rocker arm assembly structure comprises rocking arm (70), steering cylinder and ball pin; Described steering cylinder has steering cylinder cylinder barrel (75) and is positioned at left piston bar (73) and the right piston rod (72) of steering cylinder cylinder barrel (75), left piston bar (73) and right piston rod (72) are respectively left piston bar external part and right piston rod external part from the one end of stretching out in steering cylinder cylinder barrel (75), left piston bar external part and left wheel simulation steel plate (1) are rotatably connected, and right piston rod stretches out with right simulated wheel steel plate and is rotatably connected; The bulb (720) of described ball pin is arranged on left piston bar external part or right piston rod external part rotationally, between the club (721) of ball pin and rocking arm (70), be provided with drive link (723), one end of described drive link (723) is fixedly connected with the club (721) of ball pin, one end of the other end of drive link (723) and rocking arm (70) is rotatably connected; the other end of rocking arm (70) has spline, and rocking arm (70) has one end of spline and the splined end of steering gear is connected.
2. steering gear mechanism for testing according to claim 1, it is characterized in that: also comprise left connecting link (71) and right connecting link (74), one end of described left connecting link (71) is rotatably connected by the left rotary shaft and the left wheel simulation steel plate (1) that are vertically arranged on left wheel simulation steel plate (1), the other end of left connecting link (71) is fixedly connected with left piston bar external part, one end of described right connecting link (74) is rotatably connected by the right spindle and the right simulated wheel steel plate (2) that are vertically arranged on right simulated wheel steel plate (2), the other end of right connecting link (74) is fixedly connected with right piston rod external part.
3. steering gear mechanism for testing as claimed in claim 2, it is characterized in that: described steering gear fabricated section is horizontal fixation steel plate (32) and the vertical L shaped structure that steel plate (33) formation is installed, laterally fixation steel plate (32) horizontally set and being installed on testing table, vertically installs steel plate (33) and vertically arranges and on it, have multiple for the mounting hole (34) of steering gear housing is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320704114.5U CN203629857U (en) | 2013-11-08 | 2013-11-08 | Steering gear test mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320704114.5U CN203629857U (en) | 2013-11-08 | 2013-11-08 | Steering gear test mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203629857U true CN203629857U (en) | 2014-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320704114.5U Expired - Fee Related CN203629857U (en) | 2013-11-08 | 2013-11-08 | Steering gear test mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203629857U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117782645A (en) * | 2024-02-28 | 2024-03-29 | 苏州澳佰特智能科技有限公司 | Performance test equipment of automobile electric power steering gear |
-
2013
- 2013-11-08 CN CN201320704114.5U patent/CN203629857U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117782645A (en) * | 2024-02-28 | 2024-03-29 | 苏州澳佰特智能科技有限公司 | Performance test equipment of automobile electric power steering gear |
| CN117782645B (en) * | 2024-02-28 | 2024-05-17 | 苏州澳佰特智能科技有限公司 | Performance test equipment of automobile electric power steering gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 Termination date: 20141108 |
|
| EXPY | Termination of patent right or utility model |