CN209541620U - A kind of levelling tooling of workpiece - Google Patents
A kind of levelling tooling of workpiece Download PDFInfo
- Publication number
- CN209541620U CN209541620U CN201920309309.7U CN201920309309U CN209541620U CN 209541620 U CN209541620 U CN 209541620U CN 201920309309 U CN201920309309 U CN 201920309309U CN 209541620 U CN209541620 U CN 209541620U
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- Prior art keywords
- levelling
- probe
- workpiece
- tooling
- main body
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to a kind of levelling toolings of workpiece.The levelling tooling of workpiece includes height gauge main body, it further include the levelling probe being fixed in height gauge main body, the levelling probe portion for including the coupling part being fixedly connected with the vernier in height gauge main body and being contacted when in use with workpiece surface of popping one's head in, probe portion extends along cursor movement direction or arranges diagonally downward, and the probe portion has the tip contacted when in use with workpiece surface.The levelling tooling of the workpiece uses the levelling probe with tip, when workpiece surface looks for measurement point, the surface of levelling probe and workpiece is point contact, make technical staff so during the adjustment, without carrying out a large amount of duplicate processes for looking for point, measurement and the height for adjusting workpiece, to keep entire leveling procedures more quick, efficiency is effectively promoted, and measurement accuracy effectively improves.
Description
Technical field
The utility model belongs to casting detection field, and in particular to a kind of levelling tooling of workpiece.
Background technique
With the rapid development in the fields such as Aeronautics and Astronautics, weapons, ship, the casting demand of thin-wall complicated type chamber is got over
Come more, this kind of casting generally requires single-sided process, therefore casting dimension detection and crosses to the subsequent machining of product and product
The guarantee of size is particularly important.Determine benchmark currently, common height gauge is levelling to the non-processing face progress of cast inner wall and draw
Line.Height gauge includes height gauge main body, fastening screw, ruler frame, pedestal, measuring jaw, vernier and inching gear, wherein vernier setting
It can slide in height gauge main body and in height gauge main body, inching gear is used to adjust the position of vernier, and ruler frame passes through
Measuring jaw of the transverse arm equipped with measurement height and scribing line.The measurement work of height gauge should carry out on platform, when the measuring surface of measuring jaw
When being generally aligned in the same plane with the baseplane of pedestal, the zero curve of height gauge main body and vernier is mutually aligned, so when measuring height,
The height of measuring jaw measuring surface is exactly the height dimension for being measured part.
Also levelling to needing to carry out levelling workpiece progress in the lumen using height gauge in the prior art, as to Fig. 1 institute
The casting 1 of the thin-wall complicated type chamber shown carries out levelling.Casting 1 is vacantly jacked up with three jack 21 on verifying bench 22,
Since the non-processing face 2 of casting 1 is located in the inner cavity of casting 1, and the lower frame 19 of casting 1 has certain height, mobile high
When the vernier of degree ruler 3 moves down scribe head 20, the mobile generation of scribe head 20 is interfered in the meeting of lower frame 19, and scribe head 20 can be stuck in casting
The position of the lower frame 19 of part 1, to be difficult to contact with the non-processing face 2 of casting 1, therefore also need design standard cushion block 4 come into
Row is levelling.
Authorization Notice No. is that the Chinese invention patent of CN101458079B discloses a kind of levelling dress of part with complex appearance
Set and leveling method, this method is needed in levelling plane in forging, at least determine three be not arranged on the same straight line be separated by
The measurement point position of certain distance measures the height of these three measurement points using height gauge, and by adjusting the posture of forging, makes
The height for obtaining these three measurement points keeps equal, then planes where these three points are that forging finally needs levelling plane.It adopts
When carrying out levelling to the forging in this document with height gauge, due to being face contact between the measuring jaw and forging of height gauge, multiple
During looking for measurement point, need to adjust the posture of forging to make each measurement point in sustained height, but the black skin of forging
Can generally there be uneven place, when adjusting the posture of forging, original measurement plane opposite can be tilted on forging, from
And prevent the measuring jaw of height gauge from complete face contact between original measurement plane, therefore will also result in original measurement point
Position occur it is a degree of offset and cannot keep in situ, and then influence measurement accuracy.
Factors above will lead to gained measurement data deviation it is larger, measurement accuracy is low, and technical staff is adjusting
In whole process, needs to carry out a large amount of duplicate processes for looking for point, measurement and the height for adjusting workpiece, grasp entire leveling procedures
Make cumbersome, inefficiency.
Utility model content
The purpose of this utility model is to provide a kind of levelling toolings of workpiece, to solve in the prior art to look for workpiece
Timing operation is cumbersome, the low technical problem of inefficiency, measurement accuracy.
To achieve the above object, the technical solution of the levelling tooling of workpiece provided by the utility model is: a kind of workpiece is levelling
Tooling, including height gauge main body further include the levelling probe being fixed in height gauge main body, and levelling probe includes and height gauge master
The coupling part and the probe portion contacted when in use with workpiece surface that vernier on body is fixedly connected, probe portion is along vernier
The direction of motion extends or arranges diagonally downward, and the probe portion has the tip contacted when in use with workpiece surface.
The beneficial effects of the utility model are: the levelling tooling of workpiece provided by the utility model, which uses, has the levelling of tip
Pop one's head in come the non-processing face to workpiece carry out it is levelling determine benchmark and cross, in the non-processing face of workpiece, first time looks for measurement point
When, it is point contact between the tip of levelling probe and the non-processing face of workpiece, when adjusting the height of workpiece, although the survey of script
Amount plane can because workpiece surface it is uneven due to tilted, but the levelling spy with the measurement point contact in the plane again
The tip of head still comes into full contact with the plane, and contact position is still the position of script measurement point, will not be shifted.Cause
This, compared to using standard cushion block in conjunction with present level ruler come for workpiece carries out the levelling leveling unit of plane, this reality
It is more quick that the levelling process of plane carried out to workpiece with the workpiece of novel offer levelling tooling, without carrying out a large amount of duplicate look for
The process of the height of point, measurement and adjustment workpiece, levelling efficiency greatly promote.
Further, the probe portion releasable connection is on the coupling part of levelling probe.
Beneficial effect is: probe portion and coupling part releasable connection, convenient for the installation and removal of probe portion, Neng Goushi
For the levelling of different shape workpiece.
Further, the probe portion has the tip contacted with workpiece and the bar portion being fixedly connected with tip, described
Coupling part includes horizontally extending cantilever, and the perforation worn for the bar portion is offered on cantilever, and bar portion is equipped with
The land cooperated with the opening's edge block of perforation.
Beneficial effect is: cantilever is horizontally extending so that entire levelling probe can extend into inside workpiece to workpiece
Non-processing plane progress is levelling to determine benchmark scribing line;There is bar portion the land cooperated with the opening's edge block of perforation levelling probe is existed
With the inaccuracy that will not be moved upwards when the makes point contact of workpiece and the position of measurement point is caused to look for.
Further, the vernier releasable connection on the cantilever and height gauge main body.
Beneficial effect is: being conducive to replace the cantilever of different length to be applicable in different workpieces, improves entire scribing tooling
Applicability.
Further, the cantilever includes for the fixed major diameter section with vernier and for the path of linking probe part
Section.
Beneficial effect is: size, the weight of cantilever can be reduced, material, the cost of machined cantilever are saved, size cantilever
It reduces so that cantilever is able to enter in smaller space, increases the applicability of the levelling tooling of entire workpiece;Cantilevered weights
Reduce so that the entire levelling tooling stress of workpiece more balances;Meanwhile it cantilever is made into variable-diameter structure can reduce probe portion
Connection structure between cantilever saves material.Further, the bar portion is provided with screw thread far from one end of the tip
Section, the thread segment are threaded with nut, the close path of nut when entire probe portion is threaded through in the perforation
One end of section and the outer surface block of path section cooperate.
Further, the bar portion is provided with thread segment far from one end of the tip, which wears in probe portion
Nut, close one end of the path section and the outer surface block of path section of nut are threaded with when being located in the perforation
Cooperation.
Beneficial effect is: the thread segment in bar portion is convenient for the disassembly of entire probe portion, while being threadedly coupled on thread segment
Nut and the path section block of cantilever cooperate, and since the land of bar portion and the opening's edge block of perforation cooperate, the two jointly will
Probe portion is firm to be located on cantilever, is guaranteed that measurement process probe portion does not loosen, is improved the accuracy of measurement.
Detailed description of the invention
Fig. 1 is to carry out the levelling survey for determining benchmark to the non-processing face of casting inner sidewall using conventional height ruler in the prior art
Measure schematic diagram;
Fig. 2 is the structural schematic diagram of the levelling tooling of workpiece provided by the utility model;
Fig. 3 is the sectional view popped one's head in the levelling tooling of workpiece provided by the utility model;
Fig. 4 is the A-A cross-sectional view of Fig. 3;
Fig. 5 is the sectional view of the levelling tooling middle probe of workpiece provided by the utility model;
Fig. 6 is schematic diagram of the levelling tooling of workpiece provided by the utility model in measurement.
Description of symbols: 1- casting, the non-processing face 2-, 3- height gauge, 4- standard cushion block, 5- height gauge main body, 6- trip
Mark, 7- lock frame, and 8- pops one's head in, 9- major diameter section, 10- path section, 11- probe, the tip 12-, 13- bar portion, 14- land, and 15- is worn
Hole, 16- thread segment, 17- fastening nut, 18- pedestal, 19- lower frame, 20- scribe head, 21- jack, 22- detection platform.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
The specific embodiment of the levelling tooling of workpiece provided by the utility model, as shown in Fig. 2, the levelling tooling of the workpiece is main
The non-processing plane 2 of the casting 1 of thin-wall complicated type chamber shown in Fig. 1 is carried out levelling to determine benchmark comprising lie in a horizontal plane in
Pedestal 18 on workbench, height gauge main body 5 is fixed on pedestal 18, and height gauge main body 5 is equipped with vernier 6 and vernier 6
Can relative altitude ruler main body 5 slide, vernier 6 be equipped with can the locking frame 7 that slides of opposite vernier 6, locking frame 7, which is equipped with, fastens spiral shell
Nail.The levelling tooling of the workpiece further includes the levelling probe being fixed in height gauge main body 5, and in the present embodiment, levelling probe includes
Releasable connection locking frame 7 on and can along the probe 8 and releasable connection extended perpendicular to 6 direction of motion of vernier pop one's head in 8 on
And the probe 11 contacted when in use with the non-processing face 2 of casting 1.
As shown in Figure 3 and Figure 4, probe 8 is a horizontally extending cantilever, and cantilever includes for connecting with vernier 6
The major diameter section 9 connect and the path section 10 for linking probe 11, major diameter section 9 are stuck in locking frame 7, and by locking frame 7
Fastening screw realize fastening;Path section 10 offers the perforation 15 for fixing probe 11, this reality far from one end of major diameter section 9
Apply in example, perforate 15 aperture be Φ b.Probe 8, which is made into variable-diameter structure, can reduce the size of probe 8, weight, so that probe 8
Be able to enter in smaller space, increase the applicability of the levelling tooling of entire workpiece, and make the levelling tooling of entire workpiece by
Power more balances, and also saves material, the cost of processing probe 8 on the whole.
As shown in figure 5, probe 11 is the rod structure that head is pointed cone, including bar portion 13, bar portion 13 share three sections, wherein
Lowermost is that diameter is Φ d, and length is the rod segment of H, and the head of the rod segment is to contact when in use with the non-processing face 2 of casting 1
Taper tip 12, the tail portion of the rod segment has the land 14 with the cooperation of the opening's edge block of the perforation 15 on probe 8, land 14
It can be block step, or flange;Interlude is that length is h1, and diameter is the round bar of Φ b;Uppermost is thread segment
16, which is h2 by filament length, and the screw that radial dimension is M4 is constituted.Probe 11 is worn from perforation 15 from bottom to top
Enter, cooperate land 14 and the opening's edge block of perforation 15, assembly fastening nut 17 is screwed on thread segment 16, makes fastening nut 17
Cooperate close to one end of probe 8 and the outer surface block of probe 8, to be located in what probe 11 consolidated on probe 8.This implementation
In example, probe 8 and probe 11 are all made of the 40Cr13 stainless steel that hardness is high, wearability is good and carry out processing and fabricating.
The levelling tooling of workpiece in the present embodiment the non-processing face 2 to casting 1 carry out it is levelling determine benchmark when, such as Fig. 6 institute
Show, first entire tooling is placed in detection platform 22, is vacantly pushed up casting 1 with three jack 21 in detection platform 22
It rises, then determines the measurement point that at least three is not arranged on the same straight line on the non-processing face 2 of casting 1 using probe 11, pass through
The height that jack 21 jacks up is adjusted to adjust the posture of casting 1, until all measurement points that height gauge finally measures are respectively positioned on
Sustained height, then the plane where these measurement points is to want levelling datum level.After levelling, by probe 11 and probe
8 remove from casting 1, and the height where the tip of the tip 12 of probe 11 is that casting 1 needs levelling datum level to stablize at this time
Highly;Using having graduated ruler, it is aligned the zero graduation of ruler and the tip of tip 12, according to will be to casting on drawing
Then 1 processing thickness, the thickness of processing needed for measuring casting 1 upward or downward from the zero graduation line of ruler carry out subsequent
Scribing operation.
It should be noted that the levelling tooling of workpiece provided in this embodiment is particularly suitable for casting, because cast(ing) surface is recessed
Convex injustice is more obvious, is point contact between the tip and workpiece of probe, has more good effect when workpiece is crossed.But work
The scope of application of the levelling tooling of part is not limited to casting, can be applicable to the non-processing face of machined piece, forging or weldment etc.
Levelling determine benchmark.
In the above-described embodiments, probe is vertically-mounted on probe, that is, when adjusting vernier, the direction of motion and vernier of probe
Glide direction it is identical.In other embodiments, to some more complicated workpiece, for example there is probe and probe vertical assembly
When cannot be introduced into workpiece can between sounding in such case, probe can arrange diagonally downward on probe.
In the above-described embodiments, probe is realized the fastening on probe by the land on fastening nut and probe and is determined
Position, in other embodiments, probe and probe also can be made integral structure, for example probe and probe are welded together.
In the above-described embodiments, probe is located on probe by the land fastening on fastening nut and probe, at other
In embodiment, fastening nut can not also be set, but directly opens threaded hole on the lower end surface of probe, makes the thread segment on probe
Realization fastening positioning is threadedly engaged with the threaded hole.
Claims (6)
1. a kind of levelling tooling of workpiece, including height gauge main body, it is characterised in that: further include being fixed on looking in height gauge main body
Flat probe, it is levelling probe include the coupling part being fixedly connected with the vernier in height gauge main body and when in use with workpiece surface
The probe portion of contact, probe portion extend along cursor movement direction or diagonally downward arrange, the probe portion has and makes
The tip that used time contacts with workpiece surface.
2. the levelling tooling of workpiece according to claim 1, it is characterised in that: the probe portion releasable connection is in levelling spy
On the coupling part of head.
3. the levelling tooling of workpiece according to claim 2, it is characterised in that: the probe portion has to be contacted with workpiece
Tip and the bar portion being fixedly connected with tip, the coupling part include horizontally extending cantilever, are offered on cantilever
For the perforation that the bar portion is worn, bar portion is equipped with the land cooperated with the opening's edge block of perforation.
4. the levelling tooling of workpiece according to claim 3, it is characterised in that: the vernier on the cantilever and height gauge main body
Releasable connection.
5. the levelling tooling of workpiece according to claim 3 or 4, it is characterised in that: the cantilever includes for solid with vernier
Fixed major diameter section and the path section for linking probe part.
6. the levelling tooling of workpiece according to claim 5, it is characterised in that: the bar portion is set far from one end of the tip
Be equipped with thread segment, which is threaded with nut when probe portion is threaded through in the perforation, nut close to described
One end of path section and the outer surface block of path section cooperate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920309309.7U CN209541620U (en) | 2019-03-12 | 2019-03-12 | A kind of levelling tooling of workpiece |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920309309.7U CN209541620U (en) | 2019-03-12 | 2019-03-12 | A kind of levelling tooling of workpiece |
Publications (1)
Publication Number | Publication Date |
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CN209541620U true CN209541620U (en) | 2019-10-25 |
Family
ID=68275085
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201920309309.7U Expired - Fee Related CN209541620U (en) | 2019-03-12 | 2019-03-12 | A kind of levelling tooling of workpiece |
Country Status (1)
Country | Link |
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CN (1) | CN209541620U (en) |
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2019
- 2019-03-12 CN CN201920309309.7U patent/CN209541620U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191025 |
|
CF01 | Termination of patent right due to non-payment of annual fee |