CN203443771U - Steering tubular column static squashing test device - Google Patents
Steering tubular column static squashing test device Download PDFInfo
- Publication number
- CN203443771U CN203443771U CN201320459378.9U CN201320459378U CN203443771U CN 203443771 U CN203443771 U CN 203443771U CN 201320459378 U CN201320459378 U CN 201320459378U CN 203443771 U CN203443771 U CN 203443771U
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- steering column
- block
- briquetting
- base
- tubing string
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Abstract
The utility model discloses a steering tubular column static squashing test device. The objective of utility model is to eliminate deficiencies of complicated structure, high manufacturing cost and complex operation of an existing steering tubular column static squashing test device. The steering tubular column static squashing test device of the utility model comprises a base; a supporting block is fixedly connected on the base; a tubular column mounting base which is used for mounting a steering tubular column is fixedly connected on the supporting block; a motor is connected on the base; the motor is in transmission connection with two transmission rods through a conveyor belt; the lower ends of the two transmission rods are rotatablely connected on the base; the upper ends of the two transmission rods are connected with the same pressing block; the two transmission rods are connected with the pressing block so as to form a screw rod structure; the lower surface of the pressing block is connected with a pressing head and a displacement sensor; and the lower end surfaces of the pressing head is connected with a pressure sensor. The steering tubular column static squashing test device has the advantages of simple structure, low manufacturing cost and convenient operation in a test process.
Description
Technical field
The utility model relates to a kind of test unit, and more particularly, it relates to the routed test unit of a kind of steering column static pressure easy to use.
Background technology
Universal along with automobile, the security performance of automobile has obtained more and more higher attention, when automobile bumps, driver because the reason of inertia can hit chest to preshoot on bearing circle, cause injured.The steering column that at present on automobile, general use can crushing type, when the power on being pressed in bearing circle surpasses certain value, steering column will be by conquassation, and bearing circle presses down, protection driver.For the conquassation of research steering tubing string is stressed and the situation such as conquassation displacement, need to carry out crushing test to steering column, but the steering column crushing test apparatus structure using is now complicated, manufacturing cost is high, complex operation.
Chinese patent publication No. CN102935624A, a kind of steering simulation impact apparatus is disclosed, comprise jig frame, jig frame is provided with the steering column fixed mechanism of fixing steering column and fixedly upper cardan fixed mechanism and the fixing lower cardan fixed sturcture of steering drive axle lower cardan of steering drive axle upper cardan.Steering is fixed on test fixture, jig frame is opening, well lighted, make high speed video system can follow the trail of well steering column conquassation displacement, be convenient to analyze the relation of the stressed and displacement of steering column conquassation, but its steering column crushing test apparatus structure is complicated, and manufacturing cost is high, complex operation.
Utility model content
It is complicated that the utility model has overcome existing steering column crushing test apparatus structure, and manufacturing cost is high, and the deficiency of complex operation provides a kind of steering column static pressure test unit of bursting, it simple in structure, and low cost of manufacture, easy to operate.
In order to solve the problems of the technologies described above, the utility model is by the following technical solutions: a kind of steering column static pressure test unit of bursting, comprise base, on base, be fixedly connected with back-up block, on back-up block, be fixedly connected with and be useful on the tubing string mount pad that steering column is installed, on base, be connected with motor, motor is connected with two drive links by travelling belt, two drive link lower ends are all rotatably connected on base, two drive link upper ends connect same briquetting, two drive links are connected and all form screw structure with briquetting, on the lower surface of briquetting, be connected with pressure head and displacement transducer, Bonding pressure sensor on the lower surface of pressure head.
When steering column is carried out to quiet crushing test, steering column is arranged on tubing string mount pad, the upper end of steering column faces pressure head.Starter motor, drive link rotates under the drive of driving-belt, and drive link and briquetting connect and compose screw structure, therefore the rotation of drive link drives briquetting to move down, thereby make pressure head press to steering column, along with briquetting constantly moves down, the pressure of pressure head constantly increases, when reaching certain pressure rear steering tubing string conquassation distortion.In this process, pressure transducer and displacement transducer detect the size of ram pressures and the size of briquetting displacement constantly, and the test figure of pressure and displacement is sent to computer and processes, and draws the graph of a relation of pressure-displacement.After having tested, rotate backward motor, drive link rotates backward, and briquetting moves up, and pressure head is separated with steering column, then the lower proof steering column of dismounting.The routed test unit of steering column static pressure is simple in structure, low cost of manufacture, and process of the test is easy to operate.
As preferably, briquetting upper surface is provided with balancing weight, and briquetting is strip, and two drive links are connected to the end positions of briquetting, and balancing weight and pressure head are connected to the centre position of briquetting.Balancing weight is set on briquetting increases the pressure of pressure head to steering column in briquetting folding process, reduces the loss of motor.
As preferably, the rectangular platy structure of back-up block, back-up block is vertically connected on base, and back-up block upper end is fixedly connected with connection transverse tube, and tubing string mount pad upper end is fixedly connected on and connects on transverse tube.Tubing string mount pad is fixedly connected on the upper surface of back-up block by connecting transverse tube, and strength of joint is good.
As preferably, the tubing string mount pad cross section structure that takes the shape of the letter U, tubing string mount pad opening is towards the sidewall of back-up block and be welded on back-up block sidewall, U-shaped tubing string mount pad is equipped with engaging lug near the dual-side of upper end, engaging lug lower end is supported on the upper surface of back-up block, and the outer end of engaging lug is the arcuate structure of indent and is fitted and connected and connecting on the outer wall of transverse tube.
Tubing string mount pad is welded on and on the side of back-up block, connects reliably, and the engaging lug lower end of tubing string mount pad upper end is supported on the upper surface of back-up block, increases the anchorage force of tubing string mount pad.The outer end of engaging lug is the arcuate structure of indent and is fitted and connected and connecting on the outer wall of transverse tube, and this connected mode fitting area is large, and strength of joint is good.
As preferably, on tubing string mount pad, near position, top and bottom, be equipped with for the mounting hole of steering column is installed.Steering column is connected by screw on mounting hole, easy to connect.
As preferably, on base, be fixedly connected with two bearings, two drive links are connected with two bearings respectively.Drive link is connected on base by bearing, simple in structure.
Compared with prior art, the beneficial effects of the utility model are: the routed test unit of steering column static pressure is simple in structure, low cost of manufacture, and process of the test is easy to operate.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is local enlarged diagram of the present utility model;
Fig. 3 is the structural representation of use state of the present utility model;
In figure: 1, base, 2, back-up block, 3, tubing string mount pad, 4, motor, 5, travelling belt, 6, drive link, 7, briquetting, 8, pressure head, 9, displacement transducer, 10, pressure transducer, 11, balancing weight, 12, connect transverse tube, 13, engaging lug, 14, mounting hole, 15, steering column.
Embodiment
Below by specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is further described specifically:
Embodiment: a kind of steering column static pressure test unit (referring to accompanying drawing 1) of bursting, comprise rectangular base 1, on base 1, be fixedly connected with back-up block 2, the rectangular platy structure of back-up block 2, back-up block 2 is vertically connected on base 1, on back-up block 2, be fixedly connected with and be useful on the tubing string mount pad 3 that steering column 15 is installed, back-up block 2 upper ends are fixedly connected with and connect transverse tube 12, and tubing string mount pad 3 upper ends are fixedly connected on and connect on transverse tube 12.Connect transverse tube 12 axis along the length direction setting of back-up block 2 upper surfaces.Tubing string mount pad 3 is uniform thickness part, and intensity is good.The tubing string mount pad 3 cross sections structure (referring to accompanying drawing 2) that takes the shape of the letter U, tubing string mount pad 3 openings are towards the sidewall of back-up block 2 and be welded on back-up block 2 sidewalls, U-shaped tubing string mount pad 3 is equipped with engaging lug 13 near the dual-side of upper end, two engaging lug 13 lower ends are supported on the upper surface of back-up block 2, and the outer end of engaging lug 12 is the arcuate structure of indent and is fitted and connected and connecting on the outer wall of transverse tube 12.Engaging lug 12 be connected transverse tube 12 and weld together.On tubing string mount pad 3, near position, top and bottom, be equipped with for the mounting hole 13 of steering column 15 is installed, near upper end position, be provided with two mounting holes 13, near lower end position, be provided with a mounting hole 13, steering column 15 is connected by screw on three mounting holes.On base 1, be connected with motor 4, motor is connected with two drive links 6 by travelling belt 5, and the driving-belt 5 being connected on drive link 6 and motor 4 is isosceles triangle.Two drive link lower ends are all rotatably connected on base 1.On base 1, be fixedly connected with two bearings, two drive links are connected with two bearings respectively.Two drive link 6 upper ends connect same briquetting 7, two drive links and are connected and all form screw structure with briquetting, and drive link is as the screw rod of screw mandrel, and briquetting is as the nut of screw mandrel.Briquetting 7 is rectangular structure, is connected with pressure head 8 and displacement transducer 9 on the lower surface of briquetting 7, Bonding pressure sensor 10 on the lower surface of pressure head.Briquetting 7 upper surfaces are provided with balancing weight 11, and briquetting 7 is strip, and two drive links 6 are connected to the end positions of briquetting 7, and balancing weight 11 and pressure head 8 are connected to the centre position of briquetting 7.
When steering column is carried out to quiet crushing test, steering column is arranged on tubing string mount pad, the upper end of steering column faces pressure head (referring to accompanying drawing 3).Starter motor, drive link rotates under the drive of driving-belt, and drive link and briquetting connect and compose screw structure, therefore the rotation of drive link drives briquetting to move down, thereby make pressure head press to steering column, along with briquetting constantly moves down, the pressure of pressure head constantly increases, when reaching certain pressure rear steering tubing string conquassation distortion.In this process, pressure transducer and displacement transducer detect the size of ram pressures and the size of briquetting displacement constantly, and the test figure of pressure and displacement is sent to computer and processes, and draws the graph of a relation of pressure-displacement.After having tested, rotate backward motor, drive link rotates backward, and briquetting moves up, and pressure head is separated with steering column, then the lower proof steering column of dismounting.The routed test unit of steering column static pressure is simple in structure, low cost of manufacture, and process of the test is easy to operate.
Above-described embodiment is a kind of preferably scheme of the present utility model, not the utility model is done to any pro forma restriction, also has other variant and remodeling under the prerequisite that does not exceed the technical scheme that claim records.
Claims (6)
1. the steering column static pressure test unit of bursting, it is characterized in that, comprise base (1), on base, be fixedly connected with back-up block (2), on back-up block, be fixedly connected with and be useful on the tubing string mount pad (3) that steering column is installed, on base, be connected with motor (4), motor is connected with two drive links (6) by travelling belt (5), two drive link lower ends are all rotatably connected on base, two drive link upper ends connect same briquetting (7), two drive links are connected and all form screw structure with briquetting, on the lower surface of briquetting, be connected with pressure head (8) and displacement transducer (9), Bonding pressure sensor (10) on the lower surface of pressure head.
2. the routed test unit of steering column static pressure according to claim 1, is characterized in that, briquetting upper surface is provided with balancing weight (11), and briquetting is strip, and two drive links are connected to the end positions of briquetting, and balancing weight and pressure head are connected to the centre position of briquetting.
3. the steering column static pressure according to claim 1 test unit of bursting, it is characterized in that, the rectangular platy structure of back-up block, back-up block is vertically connected on base, back-up block upper end is fixedly connected with and connects transverse tube (12), and tubing string mount pad upper end is fixedly connected on and connects on transverse tube.
4. the steering column static pressure according to claim 3 test unit of bursting, it is characterized in that, the tubing string mount pad cross section structure that takes the shape of the letter U, tubing string mount pad opening is towards the sidewall of back-up block and be welded on back-up block sidewall, U-shaped tubing string mount pad is equipped with engaging lug (13) near the dual-side of upper end, engaging lug lower end is supported on the upper surface of back-up block, and the outer end of engaging lug is the arcuate structure of indent and is fitted and connected and connecting on the outer wall of transverse tube.
5. according to the routed test unit of the steering column static pressure described in claim 1 or 2 or 3 or 4, it is characterized in that, on tubing string mount pad, near position, top and bottom, be equipped with the mounting hole (13) for steering column is installed.
6. according to the routed test unit of the steering column static pressure described in claim 1 or 2 or 3 or 4, it is characterized in that, on base, be fixedly connected with two bearings, two drive links are connected with two bearings respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320459378.9U CN203443771U (en) | 2013-07-30 | 2013-07-30 | Steering tubular column static squashing test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320459378.9U CN203443771U (en) | 2013-07-30 | 2013-07-30 | Steering tubular column static squashing test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203443771U true CN203443771U (en) | 2014-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320459378.9U Expired - Fee Related CN203443771U (en) | 2013-07-30 | 2013-07-30 | Steering tubular column static squashing test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203443771U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104122145A (en) * | 2014-07-22 | 2014-10-29 | 山东省水利科学研究院 | Static pressure test device and method for plastic pipe |
| CN106706295A (en) * | 2017-01-04 | 2017-05-24 | 宁波吉利汽车研究开发有限公司 | Steering column static crushing test fixing device |
| CN107063707A (en) * | 2017-03-13 | 2017-08-18 | 四川绵阳德鑫机械有限公司 | Air power steering tubing string governor motion fatigue test board |
| CN109632515A (en) * | 2018-12-29 | 2019-04-16 | 华达汽车科技股份有限公司 | Device for detecting static pressure is used in a kind of processing of B column |
-
2013
- 2013-07-30 CN CN201320459378.9U patent/CN203443771U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104122145A (en) * | 2014-07-22 | 2014-10-29 | 山东省水利科学研究院 | Static pressure test device and method for plastic pipe |
| CN104122145B (en) * | 2014-07-22 | 2017-04-19 | 山东省水利科学研究院 | Static pressure test device and method for plastic pipe |
| CN106706295A (en) * | 2017-01-04 | 2017-05-24 | 宁波吉利汽车研究开发有限公司 | Steering column static crushing test fixing device |
| CN107063707A (en) * | 2017-03-13 | 2017-08-18 | 四川绵阳德鑫机械有限公司 | Air power steering tubing string governor motion fatigue test board |
| CN107063707B (en) * | 2017-03-13 | 2019-06-14 | 四川绵阳德鑫机械有限公司 | Air power steering tubing string regulating mechanism fatigue test board |
| CN109632515A (en) * | 2018-12-29 | 2019-04-16 | 华达汽车科技股份有限公司 | Device for detecting static pressure is used in a kind of processing of B column |
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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: 20140219 Termination date: 20190730 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |