CN201844776U - Special detection instrument for T-shaped screw nut - Google Patents
Special detection instrument for T-shaped screw nut Download PDFInfo
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- CN201844776U CN201844776U CN2010206030578U CN201020603057U CN201844776U CN 201844776 U CN201844776 U CN 201844776U CN 2010206030578 U CN2010206030578 U CN 2010206030578U CN 201020603057 U CN201020603057 U CN 201020603057U CN 201844776 U CN201844776 U CN 201844776U
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- cylindrical mandrel
- slide block
- utensil
- type nut
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Abstract
The utility model relates to a special detection instrument for a T-shaped screw nut. Two planes which are parallel at top and bottom are fixedly arranged on a support frame, and a cylindrical core rod parallel to the two planes is arranged between the two planes and is arranged on the support frame, wherein the upper plane is the lower plane of an upper flat plate [2], the lower plane is the upper plane of a base flat plate [14], one end of the support frame [11] fixed with the upper flat plate is connected with one end of the support frame fixed with the base flat plate through guide rails and slide blocks in upwards and downwards directions, the cylindrical core rod [6] is connected with the support frame through guide rails and slide blocks in the upwards and downwards direction, and fastening structures are arranged between the slide blocks and the guide rails. Compared with the prior art, the special detection instrument for the T-shaped screw nut can be used for detecting a series of products, and the manufacture and maintenance cost of the special detection instrument is greatly saved.
Description
Technical field
The utility model relates to the special-purpose check of a kind of T type nut utensil, especially can conveniently adjust the special-purpose check of a kind of T type nut utensil of specification size, belong to testing tool technical field in the physics.
Background technology
T type nut is meant a kind of nut of screw and its main body column cap axis normal, as: polygon prism T type nut, cylinder T type nut etc.Polygon prism T type nut is meant that the profile of nut is multi-edge column-shaped, and its screw is perpendicular to the polygon prism axis, cylinder T type nut is meant that the profile of nut is cylindrical, and its screw is perpendicular to cylinder axis.The processing of T type nut all has a tolerance standard to the depth of parallelism of distance, both ends of the surface and the screw central axis of screw center and column cap both ends of the surface, the size of screw and the diameter of socket cap etc.Be to guarantee product quality, will adopt measurers such as vernier caliper, milscale measuring together in the past, more loaded down with trivial details, hindered the working (machining) efficiency of T type nut, especially the influence of its poor efficiency is more remarkable when producing in enormous quantities.For this reason, someone has proposed the special-purpose check of a kind of T type nut utensil, this utensil has two the parallel up and down planes that are fixedly mounted on the support to check the height of column cap, have and two parallel plane cylindrical mandrels with the check screw bottom outlet aperture and and the column cap end face between the distance and the depth of parallelism, cylindrical mandrel is rack-mount.But this utensil is all fixed because of each several part, so one can only be used for a kind of T type nut product of specification is tested.Concern that dimensions is many more between column cap size, screw bottom outlet size and the column cap and the screw of the T type nut of being produced, then required supporting check utensil specification also many more.Like this, change when frequent, just need the different check utensil of the similar size of many shapes when the product processed specification, and the check utensil that has along with this specification T type nut stop to produce, also scrap thereupon.So the check utensil of prior art is wasted bigger for production unit.
The innovation and creation content
At above-mentioned deficiency, but the utility model is exactly to propose the special-purpose check of T type nut a kind of quick adjustment, many specifications function utensil.
The special-purpose check of T type nut of the present utility model utensil, having up and down, two parallel planes are fixedly mounted on the support, have between two planes and this two parallel plane cylindrical mandrel, cylindrical mandrel is rack-mount, wherein going up the plane is the following side plane of upper flat plate, lower plane is the upper side plane of base flat board, be that slide block by above-below direction is connected with guide rail between end that said support and upper flat plate are fixing and support and the dull and stereotyped end of fixing of base, be that slide block by above-below direction is connected with guide rail between cylindrical mandrel and the support, the tightening structure is all arranged between said slide block and the guide rail.
Compared with the prior art, the special-purpose check of T type nut of the present utility model utensil, difference in height between two planes can be adjusted arbitrarily in tolerance band by slide block guide rail mechanism up and down, and the height and position of plug also can be adjusted arbitrarily in tolerance band by slide block guide rail mechanism.Be that the utility model utensil can be adjusted the distance and the depth of parallelism between different column cap height, screw bottom outlet and the column cap end face according to the dimensions needs of check T type nut.Therefore, the dimensions that needs only T type nut is in the flexible tolerance band of support, and the utility model utensil can be adjusted to the standard test utensil at this specification product on request.Thereby the special-purpose check of a T type nut utensil can be used for a series of products are tested, and has saved the manufacturing and the maintenance cost of special-purpose check utensil greatly.
Said support is the plate shape parts vertical with last lower plane, and with the dull and stereotyped fixing holder part of upper flat plate and base guide rail and slide block each other, its middle guide is a chute, has screw to pass through the chute limit and points to slide block respectively.Be that the slide block by above-below direction is connected with chute between upper flat plate and the base flat board,, can fix by screw after adjusting puts in place can in tolerance band, regulate the distance between the lower plane.On said chute and the slide block long lumbar hole is arranged respectively simultaneously, two long lumbar holes cooperate the back lap to constitute the long waist shaped hollow out of an above-below direction at chute and slide block, and this long waist shaped hollow out is the guide rail that said cylindrical mandrel is connected with support; Said cylindrical mandrel points to coaxial connection one screw rod of an end of support, this screw rod is made clearance fit as the long waist shaped hollow out as guide rail on slide block and the support, there is the step above long waist shaped hollow out width screw rod and cylindrical mandrel junction, and cylindrical mandrel is rack-mount with nut by screw rod and long waist shaped hollow out.Be that cylindrical mandrel can be regulated its height in utensil in long waist shaped hollow out scope, and with its height and position of nut-screw tightening.
Long lumbar hole on said chute and the slide block is open-ended chute and slide block, to guarantee still to synthesize suitable long waist shaped hollow out when highly significantly regulating.
The middle separated time of the upper flat plate of said support and connection thereof and base flat board at grade, cylindrical mandrel is also on this plane.
The special-purpose check of T type nut of the present utility model utensil also has a height tolerance surplus controll block, and this height tolerance surplus controll block is installed in the downside of upper flat plate in support one side through sliding block guide track structure, between said slide block and the guide rail tightening structure is arranged all.That is to say at the upper flat plate downside, promptly go up the controll block that can protrude downwards through regulating is arranged on the plane, this projection is used for controlling the height tolerance surplus, and it all is qualified making the product of column cap height between the height that height and lower plane limited that controll block limited.In when check, be to put between the lower plane and the column cap height that can not put between controll block and the lower plane is qualified.
Said height tolerance surplus controll block is directly as slide block, and the guide rail of Pei Heing then is the open-work of above-below direction on the upper flat plate with it, and the tightening structure is to point to the screw of height tolerance surplus controll block by upper flat plate; The surface level projection of said height tolerance surplus controll block is centrosymmetric, and its center and cylindrical mandrel axis are on same vertical plane.
The special-purpose check of T type nut of the present utility model utensil also has column cap bed-plate dimension proof mass, and column cap bed-plate dimension proof mass is installed in the dull and stereotyped upside of base by sliding block guide track structure, and the tightening structure is all arranged between said slide block and the guide rail; Column cap bed-plate dimension proof mass has two both sides that are installed in base flat board and cylindrical mandrel parallel axes respectively; The side that the cylindrical mandrel axis is pointed in the projection on surface level of two column cap bed-plate dimension proof mass respectively is the straight line with the mandrel axis line parallel.Promptly at the dull and stereotyped upside of base, respectively there is the column cap bed-plate dimension proof mass of a scalable and distance between center lines the both sides of cylindrical mandrel projection, after the sliding block guide track structure adjusting, can obtain the stopper slot of various bed-plate dimensions and column cap and screw bottom outlet degree of eccentricity in the tolerance band, during check T type nut in stopper slot to support one side shifting.
The special-purpose check of T type nut of the present utility model utensil, respectively there is fixed edge upwards the dull and stereotyped both sides with the cylindrical mandrel parallel axes of said base, level is arranged on the fixed edge and be guide rail perpendicular to the hole of cylindrical mandrel axis, screw is arranged is slide block is engaged in the screw on the column cap bed-plate dimension proof mass by the hole; Other has screw to point to column cap bed-plate dimension proof mass by fixed edge.Promptly column cap bed-plate dimension proof mass is adjusted to required position with the power of drawing, again with the power locking of screw to push away with screw as slide block.
The special-purpose check of T type nut of the present utility model utensil, dispose to adjust and use the standard test piece, adjust with a hole is arranged on the standard test piece, the standard test piece is corresponding to a kind of specification of the T type nut that will check, compare with the size of this specification T type nut, said adjustment standard test piece lower end width and column cap bottom width, adjust with standard test tile height and column cap height, the size in hole, residing height and horizontal level and screw bottom outlet be big or small, and to reach on column cap residing height identical with horizontal level.The requirements such as position of the height with T type nut, socket cap bottom width and screwed hole of centre, be made into a single proof mass, then can reach the utility model utensil is adjusted in quickening because of specifications vary purpose as standard.
More than said column cap bottom width, be meant the width of the diameter of cylinder T type nut and polygon prism T type nut specific direction when check, as the opposite side spacing of even number of sides regular polygon bottom surface, odd number side regular polygon bottom surface wherein on one side and the distance between its diagonal angle.
It is identical with the specification number of the T type nut that will check that said adjustment is equipped with number with the standard test piece.
The screw bottom diameter of the diameter of cylindrical mandrel and T type nut is made clearance fit, and the outfit number of cylindrical mandrel is identical with the screw bottom outlet specification number of the T type nut that will check.
Description of drawings
Fig. 1 is the cut-open view of the utility model one embodiment, among the figure: 1-standard test piece, 2-upper flat plate, 3-height tolerance surplus controll block, 4-screw, 5-support, the 6-cylindrical mandrel, 7-screw, 8-nut, the 9-bolt, 10-backing plate, 11-support, the 12-screw, the 13-adjusting screw, 14-base flat board, 15-T type nut;
Fig. 2 is the cut-open view of Fig. 1, among the figure: 1-standard test piece, 2-upper flat plate, 3-height tolerance surplus controll block, 5-support, the 6-cylindrical mandrel, 8-nut, 9-bolt, 10-backing plate, the 11-support, 13-adjusting screw, 14-base flat board, 16-column cap bed-plate dimension proof mass;
Fig. 3 partly cuts open figure for overlooking among Fig. 1, among the figure: 2-upper flat plate, 3-height tolerance surplus controll block, the 4-screw, 5-support, 6-cylindrical mandrel, the 7-screw, 8-nut, 9-bolt, the 10-backing plate, the 11-support, 12-screw, 13-adjusting screw, 14-base flat board, 16-column cap bed-plate dimension proof mass;
Fig. 4 is the left view of part 1 among Fig. 1.
Embodiment
Shown in Fig. 1,2,3,4, the special-purpose check of T type nut that the utility model provides utensil constitutes by upper flat plate 2, base flat board 14, cylindrical mandrel 6 are rack-mount, and former three each monnolithic case is the E type with support is vertical.Its medium-height trestle is divided into two parts and connects with sliding block guide track structure, specifically be on the fixedly connected template support 11 of base dull and stereotyped 14 dovetail groove to be arranged, upper flat plate 2 fixedly connected template supports 5 are the slide blocks that cooperate with this dovetail groove, make the dull and stereotyped adjustable distance of upper flat plate and base to be fit to the multiple height specification of T type nut.There are many pieces of screws 4 to point to slide block on the dovetail trough rim, to lock behind definite height.In the middle of support two parts a long waist type half hole being arranged all, promptly is the long waist shaped breach that opening points to another part, and both always have the long waist shaped thread of an above-below direction empty when flexible relatively.It is empty and be fastened on the support to be fixed on the nut 8 that backing plate 10 between cylindrical mandrel and the bolt and bolt end be screwed into that cylindrical mandrel passes this long waist shaped thread with the bolt 9 of coaxial connection.Upper flat plate, base are dull and stereotyped and be rectangle and each central axis at grade, and the axis of cylindrical mandrel is also on this plane.Upper flat plate has a square opening near the middle part of support one side, and respectively there is a threaded hole on both sides, and height tolerance surplus controll block 3 clearance fit ground is installed in this square opening, regulates the back and controll block is fixed on the upper flat plate by threaded hole with screw.The dull and stereotyped both sides of base are risen and are the groove vertical with support, groove has the sign stria on the dull and stereotyped center line of base, respectively there are 2 screws and 2 unthreaded holes in the groove both sides, two column cap bed-plate dimension proof mass 16 are arranged in the groove, two screws are respectively arranged on it, have adjusting screw to be engaged in by the both sides unthreaded hole on the screw of proof mass to regulate the distance with center line, other has screw to withstand on the proof mass by the both sides screw, with the power that pushes away of drawing fix between two proof mass distance and with the distance of center line.
Cylindrical mandrel in the utility model utensil has a plurality of specifications by diameter, so that call when the T type nut of the different screw bottom diameters of check.Also have standard test piece 1 in addition, as pattern, its upper body has T type Nut column head height degree, bottom width, screw bottom diameter and screwhole position now to the standard test piece when adjusting utensil.The standard test piece is a upright upright stone tablet board shape object that base is arranged, and a hole is arranged on the upright stone tablet face, the wide representative bottom width of its base, and height overall is represented the column cap height, and the screw bottom diameter is represented in the aperture, and screw bottom outlet position is represented in the hole site.Borehole jack is gone into cylindrical mandrel during use, and base is placed in the groove on the base flat board, regulates the column cap bed-plate dimension proof mass tightening that puts in place in both sides under the situation vertical with groove sign stria, regulates that support is flexible to make the upper flat plate tightening that puts in place again.The adjusting height tolerance surplus controll block tightening that puts in place before utensil uses in addition.
In the practical application, to be equipped with the standard test number of blocks identical with the T type nut specification quantity of required check, make in advance or use before make.
The special-purpose check of T type nut of the present utility model utensil, no matter be cylindrical or multi-edge column-shaped can the many usefulness of a tool, in height span can reach nearly 1 times.And changed the check of one operation of an original procedure with multi-faceted check system, improved effect, improved accuracy requirement, make the quantity of the check of the single workpiece of split run bring up to 1500 by 300, its labour intensity that reduces the reviewer very easy to use has in addition also been saved the check utensil manufacturing cost of many specifications product.
Claims (10)
1. utensil is checked in a T type nut special use, having up and down, two parallel planes are fixedly mounted on the support, have between two planes and this two parallel plane cylindrical mandrel, cylindrical mandrel is rack-mount, wherein going up the plane is the following side plane of upper flat plate, lower plane is the upper side plane of base flat board, it is characterized in that between end that said support and upper flat plate are fixing and support and the dull and stereotyped end of fixing of base it being that slide block by above-below direction is connected with guide rail, be that slide block by above-below direction is connected with guide rail between cylindrical mandrel and the support, the tightening structure is all arranged between said slide block and the guide rail.
2. the special-purpose check of T type nut as claimed in claim 1 utensil, it is characterized in that said support is the plate shape parts vertical with last lower plane, with the dull and stereotyped fixing holder part of upper flat plate and base guide rail and slide block each other, its middle guide is a chute, has screw to pass through the chute limit and points to slide block respectively; One long lumbar hole is respectively arranged on said chute and the slide block, and two long lumbar holes cooperate the back lap to constitute the long waist shaped hollow out of an above-below direction at chute and slide block, and this long waist shaped hollow out is the guide rail that said cylindrical mandrel is connected with support; Said cylindrical mandrel points to coaxial connection one screw rod of an end of support, this screw rod is made clearance fit as the long waist shaped hollow out as guide rail on slide block and the support, there is the step above long waist shaped hollow out width screw rod and cylindrical mandrel junction, and cylindrical mandrel is rack-mount with nut by screw rod and long waist shaped hollow out.
3. the special-purpose check of T type nut as claimed in claim 2 utensil is characterized in that open-ended at chute and slide block of long lumbar hole on said chute and the slide block.
4. the special-purpose check of T type nut as claimed in claim 2 utensil, the middle separated time that it is characterized in that the upper flat plate of said support and connection thereof and base flat board at grade, cylindrical mandrel is also on this plane.
5. as claim 1 or the special-purpose check of 2 or 3 or 4 described T type nuts utensil, it is characterized in that a height tolerance surplus controll block in addition, this height tolerance surplus controll block is installed in the downside of upper flat plate in support one side through sliding block guide track structure, between said slide block and the guide rail tightening structure is arranged all.
6. the special-purpose check of T type nut as claimed in claim 5 utensil, it is characterized in that said height tolerance surplus controll block is directly as slide block, the guide rail of Pei Heing then is the open-work of above-below direction on the upper flat plate with it, and the tightening structure is to point to the screw of height tolerance surplus controll block by upper flat plate; The surface level projection of said height tolerance surplus controll block is centrosymmetric, and its center and cylindrical mandrel axis are on same vertical plane.
7. as claim 1 or the special-purpose check of 2 or 3 or 4 described T type nuts utensil, it is characterized in that column cap bed-plate dimension proof mass in addition, column cap bed-plate dimension proof mass is installed in the dull and stereotyped upside of base by sliding block guide track structure, and the tightening structure is all arranged between said slide block and the guide rail; Column cap bed-plate dimension proof mass has two both sides that are installed in base flat board and cylindrical mandrel parallel axes respectively; The side that the cylindrical mandrel axis is pointed in the projection on surface level of two column cap bed-plate dimension proof mass respectively is the straight line with the mandrel axis line parallel.
8. the special-purpose check of T type nut as claimed in claim 7 utensil, it is characterized in that respectively there is fixed edge upwards the dull and stereotyped both sides with the cylindrical mandrel parallel axes of said base, level is arranged on the fixed edge and be guide rail perpendicular to the hole of cylindrical mandrel axis, screw is arranged is slide block is engaged in the screw on the column cap bed-plate dimension proof mass by the hole; Other has screw to point to column cap bed-plate dimension proof mass by fixed edge.
9. the special-purpose check of T type nut as claimed in claim 1 utensil, it is characterized in that disposing adjusting and use the standard test piece, adjust with a hole is arranged on the standard test piece, the standard test piece is corresponding to a kind of specification of the T type nut that will check, compare with the size of this specification T type nut, said adjustment standard test piece lower end width and column cap bottom width, adjust with standard test tile height and column cap height, the size in hole, residing height and horizontal level and screw bottom outlet be big or small, and to reach on column cap residing height identical with horizontal level.
10. the special-purpose check of T type nut as claimed in claim 1 utensil is characterized in that the diameter of cylindrical mandrel and the screw bottom diameter of T type nut make clearance fit, and the outfit number of cylindrical mandrel is identical with the screw bottom outlet specification number of the T type nut that will check.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206030578U CN201844776U (en) | 2010-11-12 | 2010-11-12 | Special detection instrument for T-shaped screw nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206030578U CN201844776U (en) | 2010-11-12 | 2010-11-12 | Special detection instrument for T-shaped screw nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201844776U true CN201844776U (en) | 2011-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206030578U Expired - Lifetime CN201844776U (en) | 2010-11-12 | 2010-11-12 | Special detection instrument for T-shaped screw nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201844776U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398653A (en) * | 2013-08-23 | 2013-11-20 | 中国振华电子集团宇光电工有限公司（国营第七七一厂） | Detection equipment for vacuum arc-extinguishing chamber ceramic case centering fixture |
| CN106643410A (en) * | 2016-12-14 | 2017-05-10 | 陈强 | Rapid measurement device of length of non-standard part |
| CN108168400A (en) * | 2017-11-13 | 2018-06-15 | 武汉船用机械有限责任公司 | The dovetail groove detection device and detection method of a kind of annular element |
-
2010
- 2010-11-12 CN CN2010206030578U patent/CN201844776U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398653A (en) * | 2013-08-23 | 2013-11-20 | 中国振华电子集团宇光电工有限公司（国营第七七一厂） | Detection equipment for vacuum arc-extinguishing chamber ceramic case centering fixture |
| CN106643410A (en) * | 2016-12-14 | 2017-05-10 | 陈强 | Rapid measurement device of length of non-standard part |
| CN108168400A (en) * | 2017-11-13 | 2018-06-15 | 武汉船用机械有限责任公司 | The dovetail groove detection device and detection method of a kind of annular element |
| CN108168400B (en) * | 2017-11-13 | 2020-10-27 | 武汉船用机械有限责任公司 | Dovetail groove detection device and detection method for annular part |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110525 |