CN207066397U - A kind of spiral case central distance measurer - Google Patents
A kind of spiral case central distance measurer Download PDFInfo
- Publication number
- CN207066397U CN207066397U CN201720906945.9U CN201720906945U CN207066397U CN 207066397 U CN207066397 U CN 207066397U CN 201720906945 U CN201720906945 U CN 201720906945U CN 207066397 U CN207066397 U CN 207066397U
- Authority
- CN
- China
- Prior art keywords
- guide rail
- seat
- cylinder
- slide unit
- pressing plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a kind of spiral case central distance measurer, including base, and the first mounting seat is provided with base, and the first mounting seat front end face top is provided with worm wheel aperture gauge head, and worm wheel aperture gauge head is evenly arranged with four electromagnetic induction sensors in perpendicular；It is arranged with the first guide rail on base in parallel on front side of the first mounting seat, slided on first guide rail and be provided with parallel sliding bench, parallel sliding bench is connected with leading screw positioning component, parallel sliding bench upper surface is provided with the second guide rail with the first guide rail Relative vertical, slided on second guide rail and be provided with vertical slide unit, vertically slide unit is connected with cylinder positioning component, and vertical slide unit upper surface is provided with worm hole gauge head, soon slotting valve plate and fast insert is led directly to, and nozzle is provided with worm hole gauge head.Spiral case central distance measurer provided by the utility model, worm hole use pneumatic gauging, and worm wheel aperture is measured using electromagnetic sensing, and detection efficiency is high, and accuracy is high, and detection platform can adjust, and suitable for various workpieces, save cost.
Description
Technical field
A kind of measurement apparatus is the utility model is related to, more particularly to a kind of measurement apparatus for being used to measure spiral case centre-to-centre spacing.
Background technology
To the distance at worm hole center, it is always a difficult point that it, which is measured, for spiral case centre-to-centre spacing, i.e. worm wheel aperture center.Conventional measurement
In amount, three coordinate methods typically are used, but the worm hole of this workpiece has a hole can not be arrived in workpiece depths, the common chaining pin of three coordinates
Up to this depth, very big measurement error can be produced by lengthening chaining pin, be unable to reach testing requirements.So during general three-dimensional coordinates measurement,
Worm screw bore portion only detects apertura lateralis, does not detect inboard aperture.Due to the axiality of worm screw inboard aperture and apertura lateralis can not be ensured, this
The centre-to-centre spacing that method is measured, very big measuring uncertainty be present, the accuracy of its data can not be ensured.
Utility model content
The technical problems to be solved in the utility model is to overcome the defects of existing, there is provided a kind of spiral case center distance measurement dress
Put, detection efficiency is high, and accuracy is high.
In order to solve the above-mentioned technical problem, the utility model provides following technical scheme：
A kind of spiral case central distance measurer, including base, the first mounting seat, first peace are provided with the base
The front end face top of dress seat is provided with worm wheel aperture gauge head, and the worm wheel aperture gauge head is evenly arranged with four electromagnetism in perpendicular
Inductive pick-up；It is arranged with the first guide rail on the base in parallel on front side of the first mounting seat, is slided on first guide rail
Parallel sliding bench is provided with, the parallel sliding bench is connected with leading screw positioning component, and the leading screw positioning component is arranged on the base
On, the parallel sliding bench upper surface is provided with the second guide rail with the first guide rail Relative vertical, is slided on second guide rail
Dynamic to be provided with vertical slide unit, the vertical slide unit is connected with cylinder positioning component, and the cylinder positioning component is arranged on described flat
On row slide unit, the vertical slide unit upper surface is provided with worm hole gauge head, and nozzle is provided with the worm hole gauge head, described to hang down
Straight slide unit upper surface is additionally provided with slotting valve plate soon and inserted soon straight-through.
Further, it is provided with guide rail locking apparatus between the parallel sliding bench and the first guide rail.
Further, the leading screw positioning component includes servomotor, and the servomotor is connected with rolling by shaft coupling
Ballscrew, the parallel sliding bench lower surface are provided with nut seat, and the ball-screw is threadedly coupled with the nut seat.
Further, the cylinder positioning component includes positioning cylinder, and the positioning cylinder is connected with location guide, described
Location guide is connected with spring buffer seat, and the spring buffer seat front end is connected with adjustable jacking block, the spring buffer seat side
It is fixedly connected with the vertical slide unit side.
Further, in the front side of first guide rail, relatively described first mounting seat is provided with side pressure on the base
Tight mechanism, the lateral surface compressing mechanism include compression cylinder seat, and the compression cylinder seat upper end is provided with compression cylinder, the pressure
Tight cylinder is connected with compression guide rod, and the front end for compressing guide rod is provided with pressed seat, worm wheel aperture described in the pressed seat face
Gauge head.
Further, the parallel sliding bench is provided with upper end hold-down mechanism, institute in the side close to first mounting seat
Stating upper end hold-down mechanism includes pressing plate cylinder block, and the pressing plate cylinder block upper end is provided with pressing plate cylinder, and the pressing plate cylinder connects
Air cylinder pressure plate is connected to, the front end lower surface of the air cylinder pressure plate is provided with pressing plate guide rod, internal diameter is set with the pressing plate guide rod
Spring, the lower end of the pressing plate guide rod are connected with guide rod pressing plate, and the guide rod pressing plate is connected with pressing plate seat, and the pressing plate seat is located at
The parallel top of second guide rail.
A kind of spiral case central distance measurer of the utility model, worm hole use pneumatic gauging, and worm wheel aperture is passed using electromagnetism
Sensed quantity, detection efficiency is high, and accuracy is high, and detection platform can adjust, and suitable for various workpieces, save cost.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the schematic diagram of data collection point in the utility model computational methods；
Fig. 3 is the schematic diagram that data calculate in the utility model computational methods.
Embodiment
Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain the utility model, be not used to limit the utility model.
As shown in figure 1, a kind of spiral case central distance measurer, including base 1, the first mounting seat 2 is provided with base 1,
The front end face top of first mounting seat 2 is provided with worm wheel aperture gauge head 3, and worm wheel aperture gauge head 3 is evenly arranged with four in perpendicular
Individual electromagnetic induction sensor 4；The first guide rail 5 is arranged with base 1 in parallel in the front side of the first mounting seat 2, on the first guide rail 5
Slip is provided with parallel sliding bench 6, and parallel sliding bench 6 is connected with leading screw positioning component, and leading screw positioning component is arranged on base 1, puts down
The upper surface of row slide unit 6 is provided with the second guide rail 7 with the Relative vertical of the first guide rail 5, is slided on the second guide rail 7 and is provided with vertical cunning
Platform 8, vertical slide unit 8 are connected with cylinder positioning component, and cylinder positioning component is arranged on parallel sliding bench 6, the vertical upper surface of slide unit 8
Worm hole gauge head 9 is provided with, is provided with nozzle on worm hole gauge head 9, the vertical upper surface of slide unit 8 is additionally provided with slotting valve plate soon and fast
Insert straight-through 10.Parallel sliding bench coordinates vertical slide unit, and adjustment workpiece for measurement reaches test position, and slotting valve plate and fast insert pass through soon
Tracheae distinguishes connecting worm hole gauge head and pneumatic-to-current converter.
Guide rail locking apparatus 11 is provided between the guide rail 5 of parallel sliding bench 6 and first, is easy to parallel sliding bench after being adjusted
Its position is locked, prevents from moving in detection process.
Leading screw positioning component includes servomotor 12, and servomotor 12 is connected with ball by shaft coupling (in figure invisible)
Leading screw (invisible in figure), the lower surface of parallel sliding bench 6 are provided with nut seat (invisible in figure), ball-screw and nut seat screw thread
Connection.Rotated by Serve Motor Control ball-screw, so as to control parallel sliding bench to be moved on the first guide rail.
Cylinder positioning component includes positioning cylinder 13, and positioning cylinder 13 is connected with location guide 14, and location guide 14 connects
There is spring buffer seat 15, the front end of spring buffer seat 15 is connected with adjustable jacking block 16, the side of spring buffer seat 15 and vertical slide unit 8
Side is fixedly connected.Spring buffer seat is controlled to move by cylinder, so as to drive vertical slide unit to be moved on the second guide rail.
First mounting seat 2 is provided with lateral surface compressing mechanism, lateral surface compressing machine in the front side of the first guide rail 5 on base 1
Structure includes compression cylinder seat 17, and the upper end of compression cylinder seat 17 is provided with compression cylinder 18, and compression cylinder 18 is connected with compression guide rod
19, the front end for compressing guide rod 19 is provided with pressed seat 20, the face worm wheel aperture gauge head 3 of pressed seat 20.For compressing workpiece for measurement
Side, prevent workpiece for measurement from moving in the horizontal direction.
Parallel sliding bench 6 is being provided with upper end hold-down mechanism close to the side of the first mounting seat 2, and upper end hold-down mechanism includes pressure
Plate cylinder block 21, the upper end of pressing plate cylinder block 21 are provided with pressing plate cylinder 22, and pressing plate cylinder 22 is connected with air cylinder pressure plate 23, cylinder pressure
The front end lower surface of plate 23 is provided with pressing plate guide rod, and interior diameter spring is set with pressing plate guide rod, and the lower end of pressing plate guide rod is connected with
Guide rod pressing plate 24, guide rod pressing plate 24 are connected with pressing plate seat 25, and pressing plate seat 25 is located at the parallel top of the second guide rail 7.For compressing
The upper surface of workpiece for measurement, prevent workpiece for measurement in the vertical direction from moving.
Operation principle：
Pneumatic gauging operation principle：Gas from nozzle spray when, the flow and valve of ejection are to tested surface apart from directly proportional.
Distance is bigger, and flow is bigger.For this distance when within 0.02mm~0.07mm, flow is with distance usually y=kx+b's
Linear relationship, wherein b are constants, and y is flow, and x is gap, and k is proportionality constant, and k, b obtain when being calibrated to gauge head.Survey
Head air inlet tracheae is connected with pneumatic-to-current converter, and pneumatic-to-current converter can monitor changes in flow rate and be translated into electric signal, industrial computer
These signals can be gathered, and are shown with software.
Electromagnetic induction measures operation principle：Sensing station is fixed, and top gauge head is withstood on tested surface, sensor internal dress
There is 1 set of EM induction system.When gauge head monitors the size of tested surface or position produces change, EM induction system can root
Voltage signal is produced according to the variable quantity of gauge head displacement, then by special signal amplifier, makes this signal and gauge head change in displacement
Form linear relationship.Industrial computer can gather these signals, and be shown with software.
Computational methods：
2 pairs of nozzles (apertura lateralis and each 1 pair of inboard aperture) are arranged on worm hole plug jet.Nozzle is in worm wheel aperture direction
In plane, as shown in Figure 2.4 transducer probe assemblies are arranged on worm gear gauge head, direction is as shown in the figure.T1~T8 is represented respectively
The data that each nozzle and transducer probe assembly are collected.Relative position is to fix not when worm hole gauge head and worm wheel aperture gauge head measure
Become, T1~T8 can be checked by calibrating device and initial value gives, when measuring workpiece, further according to T1~T8 change
Amount carries out computing.
As shown in figure 3, according to T1, T2 numerical value, the center A of current cross-section can be calculated, according to T3, T4 number
Value, can calculate the center B of current cross-section, AB lines are worm screw centerline hole；Snail can be calculated according to T5, T6, T7, T8
Housing hole virtual center point M position.Vertical line is done to AB lines from M points, intersection point N and M distance are exactly worm hole and worm wheel aperture
Centre-to-centre spacing.MN can be obtained by trigonometric function according to T1~T8 numerical computations.
A kind of spiral case central distance measurer of the utility model, worm hole use pneumatic gauging, and worm wheel aperture is passed using electromagnetism
Sensed quantity, detection efficiency is high, and accuracy is high, and detection platform can adjust, and suitable for various workpieces, save cost.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Carry out equivalent substitution.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc.,
It should be included within the scope of protection of the utility model.
Claims (6)
- A kind of 1. spiral case central distance measurer, it is characterised in that：Including base, the first mounting seat is provided with the base, The front end face top of first mounting seat is provided with worm wheel aperture gauge head, and the worm wheel aperture gauge head is uniformly arranged in perpendicular There are four electromagnetic induction sensors；Be arranged with the first guide rail on the base in parallel on front side of the first mounting seat, slided on first guide rail be provided with it is flat Row slide unit, the parallel sliding bench are connected with leading screw positioning component, and the leading screw positioning component is arranged on the base, described flat Row slide unit upper surface is provided with the second guide rail with the first guide rail Relative vertical, slided on second guide rail be provided with it is vertical Straight slide unit, the vertical slide unit are connected with cylinder positioning component, and the cylinder positioning component is arranged on the parallel sliding bench, institute State vertical slide unit upper surface and be provided with worm hole gauge head, nozzle, the vertical slide unit upper end are provided with the worm hole gauge head Face is additionally provided with slotting valve plate soon and inserted soon straight-through.
- A kind of 2. spiral case central distance measurer according to claim 1, it is characterised in that：The parallel sliding bench and first Guide rail locking apparatus is provided between guide rail.
- A kind of 3. spiral case central distance measurer according to claim 1, it is characterised in that：The leading screw positioning component bag Servomotor is included, the servomotor is connected with ball-screw by shaft coupling, and the parallel sliding bench lower surface is provided with nut Seat, the ball-screw are threadedly coupled with the nut seat.
- A kind of 4. spiral case central distance measurer according to claim 1, it is characterised in that：The cylinder positioning component bag Positioning cylinder is included, the positioning cylinder is connected with location guide, and the location guide is connected with spring buffer seat, and the spring delays Red seat front end is connected with adjustable jacking block, and the spring buffer seat side is fixedly connected with the vertical slide unit side.
- A kind of 5. spiral case central distance measurer according to claim 1, it is characterised in that：Described on the base Relatively described first mounting seat in the front side of one guide rail is provided with lateral surface compressing mechanism, and the lateral surface compressing mechanism includes compression cylinder Seat, the compression cylinder seat upper end are provided with compression cylinder, and the compression cylinder is connected with compression guide rod, the compression guide rod Front end is provided with pressed seat, worm wheel aperture gauge head described in the pressed seat face.
- A kind of 6. spiral case central distance measurer according to claim 1, it is characterised in that：The parallel sliding bench is close The side of first mounting seat is provided with upper end hold-down mechanism, and the upper end hold-down mechanism includes pressing plate cylinder block, the pressure Plate cylinder block upper end is provided with pressing plate cylinder, and the pressing plate cylinder is connected with air cylinder pressure plate, the front end lower end of the air cylinder pressure plate Face is provided with pressing plate guide rod, and interior diameter spring is set with the pressing plate guide rod, and the lower end of the pressing plate guide rod is connected with guide rod pressure Plate, the guide rod pressing plate are connected with pressing plate seat, and the pressing plate seat is located at the parallel top of second guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720906945.9U CN207066397U (en) | 2017-07-25 | 2017-07-25 | A kind of spiral case central distance measurer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720906945.9U CN207066397U (en) | 2017-07-25 | 2017-07-25 | A kind of spiral case central distance measurer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207066397U true CN207066397U (en) | 2018-03-02 |
Family
ID=61517260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720906945.9U Active CN207066397U (en) | 2017-07-25 | 2017-07-25 | A kind of spiral case central distance measurer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207066397U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108225250A (en) * | 2018-03-07 | 2018-06-29 | 埃恩精工无锡有限公司 | Center distance check tool |
| CN108827196A (en) * | 2018-05-02 | 2018-11-16 | 南京大雷科技有限公司 | A kind of new-energy automobile wheel hub positive round detection device |
-
2017
- 2017-07-25 CN CN201720906945.9U patent/CN207066397U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108225250A (en) * | 2018-03-07 | 2018-06-29 | 埃恩精工无锡有限公司 | Center distance check tool |
| CN108225250B (en) * | 2018-03-07 | 2024-03-29 | 埃恩精工无锡有限公司 | Center distance gauge |
| CN108827196A (en) * | 2018-05-02 | 2018-11-16 | 南京大雷科技有限公司 | A kind of new-energy automobile wheel hub positive round detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105571461B (en) | A kind of accurate taper hole accuracy measurement method | |
| CN103234488B (en) | A kind of thickness and parallelism intelligent detecting device | |
| CN204620472U (en) | A kind of precision bearing checkout gear | |
| CN101776434B (en) | Method and device for measuring small blind hole based on tunnel current feedback collimation | |
| CN207066397U (en) | A kind of spiral case central distance measurer | |
| CN103453870A (en) | Automatic detection device of dimensional accuracy of bearing | |
| CN109357600A (en) | A kind of taper hole taper detector | |
| CN100395521C (en) | Hand-set lid flatness on-line measuring system and method | |
| CN206160911U (en) | Measurement device for be used for part centre bore degree of depth | |
| CN102322819B (en) | Gear chamfer laser measuring instrument | |
| CN204240974U (en) | A kind of contact sphere diameter gauge | |
| CN102788550A (en) | Comprehensive visualization measuring instrument of multi-sensor shape and position errors | |
| CN208109068U (en) | The linearity measurer of bus in tubular workpiece pipe | |
| CN109489878B (en) | Fluid pressure field measuring device and method | |
| CN107414602B (en) | Calibration device and calibration method for trigger type measurement system of vertical machining center | |
| CN102706262A (en) | Parallelism and height dimension detecting device | |
| CN206300633U (en) | High accuracy piston automatic detecting machine | |
| CN207881675U (en) | Gear frustoconical bevel angle and diameter detect jig | |
| CN207035980U (en) | A kind of flareless pipe joint termination dimension measuring device | |
| CN110514167A (en) | A kind of detection instrument of taper hole taper and major diameter | |
| CN105423860B (en) | Path detection method with taper workpiece | |
| CN208443298U (en) | Automobile transmission rack sensor surveying unit | |
| CN209166266U (en) | A kind of detection device for profiled metal workpiece | |
| CN207832099U (en) | A kind of survey tool of the taper and concentricity of cone cover parts | |
| CN208155199U (en) | Axial dimension measuring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |