CN208091359U - The full-automatic longhole survey instrument of steering wheel lower axle - Google Patents

The full-automatic longhole survey instrument of steering wheel lower axle Download PDF

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Publication number
CN208091359U
CN208091359U CN201820708689.7U CN201820708689U CN208091359U CN 208091359 U CN208091359 U CN 208091359U CN 201820708689 U CN201820708689 U CN 201820708689U CN 208091359 U CN208091359 U CN 208091359U
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China
Prior art keywords
lower axle
steering wheel
measurement
automatic
wheel lower
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CN201820708689.7U
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Chinese (zh)
Inventor
周国通
胡金权
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CHANGZHOU WUGUN BEARING Co Ltd
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CHANGZHOU WUGUN BEARING Co Ltd
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Abstract

The utility model is related to a kind of full-automatic longhole survey instrument of steering wheel lower axle, including bottom plate, the positioning component for orientation machine lower axle that is fixed on bottom plate and the measurement assembly for automatic measurement steering wheel lower axle endoporus.The full-automatic longhole survey instrument of direction machine lower axle is capable of the concentricity of each endoporus of automatic measurement steering wheel lower axle by the mutual cooperation of positioning component and measurement assembly, and easy to operate, high certainty of measurement, measurement efficiency is high, versatile, has popularizing value.

Description

The full-automatic longhole survey instrument of steering wheel lower axle
Technical field:
The utility model is related to Endoporus measuring device field more particularly to a kind of full-automatic longhole surveys of steering wheel lower axle Instrument.
Background technology:
In auto parts and components, many Axle Parts are needed after the finishing such as Vehicle Processing, Milling Machining to endoporus Concentricity etc. measures, and is typically all to carry out manual survey using survey tools such as relatively common amesdials in the prior art Amount, measurement accuracy is poor, and measurement efficiency is relatively low.
In order to improve measurement accuracy, many producers improve the survey tools such as amesdial, such as Patent No. A kind of deep hole disclosed in a kind of larger diameter internal bore survey tool, Patent No. CN203024675U disclosed in CN106500569A is surveyed Amount tool, these survey tools are only to be improved on tool body, although measurement accuracy can be improved slightly, It still needs to be only capable of measuring the point or a ring in endoporus every time using manual operations, needing repeatedly to measure could be into Row concentricity compares, and measurement accuracy is poor, and measurement efficiency is also low.Especially for the measurement of training gear of vehicle lower axle, automobile side The endoporus with multistage different-diameter into machine lower axle, it is very cumbersome using the measurement of such survey tool, leverage measurement Efficiency, versatility are poor.
Utility model content:
The purpose of this utility model is in view of the drawbacks of the prior art, to provide a kind of simple in structure, easy to operate, measurement essence The full-automatic longhole survey instrument of steering wheel lower axle that degree is high, measurement efficiency is high.
The utility model is achieved by the following technical solution:A kind of full-automatic longhole survey instrument of steering wheel lower axle, packet Include bottom plate, be fixed on bottom plate for orientation machine lower axle positioning component and be used for automatic measurement steering wheel lower axle endoporus Measurement assembly,
The positioning component includes pedestal, motor, locating centre, idler wheel and pinch roller, and the idler wheel is two, is symmetrical arranged On pedestal top, the motor is fixed on pedestal side, and motor is connect with idler wheel, and motor drives idler wheel rotation, the pinch roller pair It should be arranged above idler wheel, the hold-down mechanism for driving the steering wheel lower axle in pinch roller pinch rollers, institute are provided on pinch roller It states locating centre and is fixed on idler wheel side;
The measurement assembly includes guide rail, holder, measurement head and actuator, and the holder is arranged on guide rail, the survey It measures head to be arranged on holder, measurement head is corresponding with the steering wheel lower axle on idler wheel, and the actuator includes vertical step motor And horizontal step motor, the vertical step motor are fixed on cantilever tip and are connect with measurement head, vertical step motor driving Measurement head moves up and down, and the horizontal step motor is connect with holder, and horizontal step motor driving arm is along guide rail horizontal movement.
Firstly, it is necessary to consider the orientation problem of workpiece, it is contemplated that the shape particularity of steering wheel lower axle is needed in view of fixed How to realize that automatic measurement is first technical problem for needing to solve after position.Therefore, the utility model devises special Rotary drive mechanism carrys out driving direction machine lower axle and rotates automatically, so as to automatic measurement.
Our company is in R&D process, for the ease of operation, first using the compacting machine in the way of manual compression Structure.The hold-down mechanism includes handle, connecting rod and spring, and the handle is connect by connecting rod with pinch roller, the connecting rod and pedestal Between be connected with spring, handle drives pinch roller to move up and down by connecting rod and spring.Make pinch roller and idler wheel by pulling handle Separation, can put the workpiece between two idler wheels, make pinch roller automatically by the workpiece on idler wheel by the elastic reaction of spring at this time It clamps.
Being still manual operation and clamp due to use, and be easy to happen shake in measurement process and cause to compress Effect is undesirable, influences measurement accuracy, therefore our company devises automatic clamping mechanism.The hold-down mechanism includes cylinder and company Fitting, the cylinder are connect by connector with pinch roller, and cylinder drives pinch roller to move up and down by connector.
Secondly, the problem of needing to consider how to realize automatic measurement, since the endoporus of steering wheel lower axle is staged, tool There is the endoporus of multiple and different diameters, therefore, how simultaneously the endoporus of the multiple and different diameters of automatic measurement is the utility model Another to be solved technical problem.The utility model, which devises special driving mechanism, can enable the multi-party displacement of measurement head It is dynamic, to meet measurement needs.
Our company is in R&D process, and for the ease of operation, original adoption is manual promotion measurement head direction of insertion machine It is measured in lower axle endoporus.In order to improve measurement efficiency, automatic driving mechanism is devised.Pass through matching for automatic driving mechanism It closes, can not only accurately measure the deep hole axis of different thicknesses, depth, type, additionally it is possible to which measuring has multistage different-diameter endoporus Deep hole axis, the scope of application is very wide.The technical characteristic has substantive distinguishing features outstanding and significant progress.
Preferably, the measurement head includes amesdial and movable contact, the movable contact is connect with amesdial, is passed through The concentricity of endoporus can directly be observed by shaking to amesdial pointer.
In order to more intuitively indicate that concentricity, the measurement head include that fixed seat and the activity being arranged in fixed seat one end are surveyed Head, the activity gauge head are rotatably connected by connecting rod with fixed seat, and the activity gauge head end set has sensor.Pass through sensing Device is connected with display, can directly from the data of display concentricity, measurement data it is more accurate and reliable.
The utility model has the beneficial effects that:The full-automatic longhole survey instrument of direction machine lower axle passes through positioning component and measurement The mutual cooperation of component, is capable of the concentricity of each endoporus of automatic measurement steering wheel lower axle, and easy to operate, high certainty of measurement is surveyed Amount efficiency is high, versatile, has popularizing value.
Description of the drawings
Fig. 1 is the structural schematic diagram of the full-automatic longhole survey instrument of steering wheel lower axle of the utility model;
In figure:1. bottom plate, 2. motors, 3. pedestals, 4. locating racks, 5. locating centres, 6. steering wheel lower axles, 7. pinch rollers, 8. Connector, 9. cylinders, 10. guide rails, 11. horizontal step motors, 12. holders, 13. lead screws, 14. connecting platforms, 15. holders, 16. Vertical step motor, 17. lead screws, 18. connecting rods, 19. movable gauge heads, 20. sensors, 21. fixed seats, 22. idler wheels.
Specific implementation mode:
The preferred embodiment of the utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model It can be more easy to be understood by those skilled in the art with feature, to make apparent specific boundary to the scope of protection of the utility model It is fixed.Direction term that the utility model is previously mentioned, such as "upper", "lower", "front", "rear", "left", "right", "top", "bottom" etc., Only it is the direction with reference to annexed drawings.Therefore, the direction term used be illustrate and understand the utility model, rather than to Limit the utility model.
As shown in Figure 1, a kind of full-automatic longhole survey instrument of steering wheel lower axle, including bottom plate 1, the use that is fixed on bottom plate 1 Positioning component in orientation machine lower axle 6 and the measurement assembly for 6 endoporus of automatic measurement steering wheel lower axle.
The positioning component includes pedestal 3, motor 2, locating centre 4, idler wheel 22 and pinch roller 7, and the idler wheel 22 is two, It is symmetricly set on 3 top of pedestal, two idler wheels 22 are freely rotatable, and the motor 2 is fixed on 3 side of pedestal, motor 2 and wherein one A idler wheel 22 connects, and motor 2 drives one of idler wheel 22 to rotate, and the pinch roller 7 is correspondingly arranged at 22 top of idler wheel, pinch roller 7 It is freely rotatable, pinch roller 7 and two idler wheels 22 form gusseted, and phase can be achieved between being placed on two idler wheels 22 in steering wheel lower axle 6 To rotation, the location structure can be adapted for different-diameter, different length various axis detection, the scope of application is very wide.Pressure The hold-down mechanism for driving the steering wheel lower axle 6 in 7 pinch rollers 22 of pinch roller is provided on wheel 7, the hold-down mechanism includes Cylinder 9 and connector 8, the cylinder 9 are connect by connector 8 with pinch roller 7, and cylinder 9 drives about 7 pinch roller by connector 8 Movement is to compress or unclamp the steering wheel lower axle 6 on idler wheel 22.The locating centre 5 is fixed on idler wheel 22 1 by locating rack 4 Side, one end and the locating centre 5 of steering wheel lower axle 6, which lean, realizes positioning.It is different according to the size of steering wheel lower axle 6, pass through Locating rack 4 adjusts the height of locating centre 5.
The measurement assembly includes guide rail 10, holder 15, measurement head and actuator, and the holder 15 is arranged in guide rail 10 On, the measurement head is arranged on holder 15, and measurement head is corresponding with the steering wheel lower axle 6 on idler wheel 22, the actuator packet Vertical step motor 16 and horizontal step motor 11 are included, the vertical step motor 16 is fixed on 15 top of holder and and measurement head Connection, vertical step motor 16 drive measurement head to move up and down by lead screw 17, and the horizontal step motor 11 is fixed on holder On 12, horizontal step motor 11 is connect by connecting platform 14 with holder 15, and horizontal step motor 11 drives branch by lead screw 13 Frame 15 is moved left and right along guide rail 10.The measurement head includes fixed seat 21 and is arranged movable gauge head 19 in 21 one end of fixed seat, 21 one end of the fixed seat is connected with horizontally disposed connecting rod 18, is provided with rotating wheel in connecting rod 18, the activity gauge head 19 with Rotating wheel connects, and movable gauge head 19 is a rod-like structure, and length can be corresponded to according to the bore depth of workpiece to be measured and be replaced, living Dynamic gauge head 19 can realize rotation by rotating wheel, and direction of rotation and the direction of rotation of steering wheel lower axle 6 are perpendicular, meanwhile, even 18 end set of bar has limited block, and the rotation angle of movable gauge head 19 is limited, and keeps its rotation angle not too much, most It is the rotating range horizontal by ± 15 degree well, prevents it that can not be properly inserted in 6 endoporus of steering wheel lower axle.The activity is surveyed First 19 end set has sensor 20, is shown in real time uploading measurement data.
When measurement, between steering wheel lower axle 6 is placed on two idler wheels 22, by lower button, cylinder 16 drives 7 times general who has surrendered sides of pinch roller It is fixed to machine lower axle 6, motor 2 drives the rotation of idler wheel 22 to drive steering wheel lower axle 6 to rotate at this time, at the same time, vertically The driving measurement head decline of stepper motor 16 is simultaneously corresponding with the endoporus of steering wheel lower axle 6, and horizontal step motor 11 drives entire holder 15 are gradually moved to the left along guide rail 10, vertical at this time to walk to make the arrival end of 19 direction of insertion machine lower axle of movable gauge head, 6 endoporus Stepper motor 16 drives measurement head to continue to decline, until the sensor 20 of movable gauge head 19 and the inner wall of steering wheel lower axle 6 are against most Horizontal step motor 11 drives entire holder 15 to be slowly moved to the left along guide rail 10 afterwards, to gradual detection direction machine lower axle 6 The concentricity of each endoporus completes one-time detection.Steering wheel lower axle 6 need to be only placed on idler wheel 22 by testing staff, by lower button, Then the domain of walker that data are observed by the data shown on display, if representing qualification in rational domain of walker Product represent defective work if the domain of walker of data is more than to limit numerical value, and to batch processing, detection efficiency is very high.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed, But therefore it can not be interpreted as the limitation to utility model patent range.It should be pointed out that for the common skill of this field For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to The scope of protection of the utility model.

Claims (5)

1. a kind of full-automatic longhole survey instrument of steering wheel lower axle, it is characterised in that:Including bottom plate, be fixed on bottom plate for fixed The positioning component of position steering wheel lower axle and the measurement assembly for automatic measurement steering wheel lower axle endoporus,
The positioning component includes pedestal, motor, locating centre, idler wheel and pinch roller, and the idler wheel is two, is symmetricly set on bottom Seat top, the motor are fixed on pedestal side, and motor is connect with idler wheel, and motor drives idler wheel rotation, the pinch roller correspondence to set It sets above idler wheel, the hold-down mechanism for driving the steering wheel lower axle in pinch roller pinch rollers is provided on pinch roller, it is described fixed Position is top to be fixed on idler wheel side;
The measurement assembly includes guide rail, holder, measurement head and actuator, and the holder is arranged on guide rail, the measurement head It is arranged on holder, measurement head is corresponding with the steering wheel lower axle on idler wheel, and the actuator includes vertical step motor and water Flat stepper motor, the vertical step motor are fixed on cantilever tip and are connect with measurement head, and vertical step motor driving measures Head moves up and down, and the horizontal step motor is connect with holder, and horizontal step motor driving arm is along guide rail horizontal movement.
2. the full-automatic longhole survey instrument of steering wheel lower axle according to claim 1, it is characterised in that:The hold-down mechanism packet Handle, connecting rod and spring are included, the handle is connect by connecting rod with pinch roller, and spring, hand are connected between the connecting rod and pedestal Handle drives pinch roller to move up and down by connecting rod and spring.
3. the full-automatic longhole survey instrument of steering wheel lower axle according to claim 1, it is characterised in that:The hold-down mechanism packet Cylinder and connector are included, the cylinder is connect by connector with pinch roller, and cylinder drives pinch roller to move up and down by connector.
4. the full-automatic longhole survey instrument of steering wheel lower axle according to claim 1 or 2 or 3, it is characterised in that:The measurement Head includes amesdial and movable contact, and the movable contact is connect with amesdial.
5. the full-automatic longhole survey instrument of steering wheel lower axle according to claim 1 or 2 or 3, it is characterised in that:The measurement Head includes fixed seat and movable gauge head in fixed seat one end is arranged, and the activity gauge head passes through connecting rod and connects with fixed seat rotation It connects, the activity gauge head end set has sensor.
CN201820708689.7U 2018-05-11 2018-05-11 The full-automatic longhole survey instrument of steering wheel lower axle Active CN208091359U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820708689.7U CN208091359U (en) 2018-05-11 2018-05-11 The full-automatic longhole survey instrument of steering wheel lower axle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820708689.7U CN208091359U (en) 2018-05-11 2018-05-11 The full-automatic longhole survey instrument of steering wheel lower axle

Publications (1)

Publication Number Publication Date
CN208091359U true CN208091359U (en) 2018-11-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820708689.7U Active CN208091359U (en) 2018-05-11 2018-05-11 The full-automatic longhole survey instrument of steering wheel lower axle

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109520454A (en) * 2018-11-15 2019-03-26 哈尔滨理工大学 A kind of special fixture for the measurement of blood pump rotor displacement

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109520454A (en) * 2018-11-15 2019-03-26 哈尔滨理工大学 A kind of special fixture for the measurement of blood pump rotor displacement

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