CN213543388U - Improved center hole checking fixture - Google Patents
Improved center hole checking fixture Download PDFInfo
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- CN213543388U CN213543388U CN202022574866.7U CN202022574866U CN213543388U CN 213543388 U CN213543388 U CN 213543388U CN 202022574866 U CN202022574866 U CN 202022574866U CN 213543388 U CN213543388 U CN 213543388U
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- sliding seat
- seat
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- center hole
- sliding
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Abstract
An improved center hole gauge comprises a base, wherein a slide rail is arranged on the base; a part placing table is arranged on the base; a positioning assembly is arranged on one side of the base and comprises a first fixed seat and a first sliding seat, and the first sliding seat is arranged on the sliding rail in a sliding manner; the first sliding seat is provided with a first sliding seat and a second sliding seat, the first sliding seat is provided with a first sliding seat, the second sliding seat is provided with a second sliding seat, and the first sliding seat is provided with a first sliding seat; positioning rods are arranged on the first fixed seat and the first sliding seat, and springs are arranged on the positioning rods; the detection assembly is arranged on the other side of the base, the measuring meter is arranged on the detection assembly, the detection rod of the measuring meter abuts against the abutting rod, and the abutting rod extends out to abut against the part. The utility model provides an improved center hole checking fixture, which has compact integral structure, reasonable design and high part positioning precision; the detection operation is convenient, the efficiency is high and the detection precision is high.
Description
Technical Field
The utility model belongs to part detection device field, concretely relates to utensil is examined to improved generation centre bore.
Background
The hardware parts are widely used in the industrial field, such as worm wheels, worms, threaded rods and the like, each hardware part has the specification and precision requirements, and for the hardware parts used in the precision occasions, the size and the depth of gear rings on the hardware parts are in compliance, central holes are in alignment or not, and the like, so that the product quality of the hardware parts is greatly affected, and therefore, corresponding detection needs to be carried out before delivery, and corresponding detection tools need to be used.
For a rod-shaped part with a central hole, the size of the central hole needs to be detected so as to judge whether the product is qualified. For a part with a central hole, the cone angle of the central hole is generally 60 degrees, a positioning tip is required to be used during detection, the cone angle of the positioning tip is also 60 degrees and is matched with the central hole, and therefore the depth of the positioning tip inserted into the central hole can be used as a basis for judging the size of the central hole: the end face of the central hole is too large or too small, so that the insertion depth of the positioning tip is too deep or too shallow, and the positioning tip can be used as a detection index to detect the central hole. In the prior art, a better special detection tool is still lacked for the detection, the manual operation is more during the detection, the operation is complex, the detection efficiency is low, and the detection precision and the parallelism are not high.
Therefore, based on some problems still existing in the prior art, the center hole gauge in the prior art is further designed and researched by the application.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides an improved center hole checking fixture, which has compact integral structure, reasonable design and high part positioning precision; the detection operation is convenient, the efficiency is high and the detection precision is high.
In order to solve the above technical problem, the present invention solves the above technical problems.
An improved center hole gauge comprises a base, wherein a slide rail is arranged on the base; a part placing table is arranged on the base; a positioning assembly is arranged on one side of the base and comprises a first fixed seat and a first sliding seat, and the first sliding seat is arranged on the sliding rail in a sliding manner; the first sliding seat is provided with a first sliding seat and a second sliding seat, the first sliding seat is provided with a first sliding seat, the second sliding seat is provided with a second sliding seat, and the first sliding seat is provided with a first sliding seat; positioning rods are arranged on the first fixed seat and the first sliding seat, and springs are arranged on the positioning rods; the other side of the base is provided with a detection assembly, the detection assembly is provided with a measuring meter, a detection rod of the measuring meter abuts against the abutting rod, and the abutting rod extends out to abut against a part.
When the improved center hole gauge in the application is used, a standard long rod-shaped part is placed on a part placing table, one end of a positioning rod is abutted to a center hole in one side of the part, then an abutting rod is abutted to a center hole in the other side of the part, the center hole in the standard long rod-shaped part is qualified, the inserting depth of the abutting rod is also qualified, the pointer range in a measuring meter is observed, and the standard long rod-shaped part is a qualified product. Then the part that will need to detect is placed and is placed the platform at the part, repeats same operation, if the centre bore of part has the deviation, then supports the inserted degree of depth of pole and has the change, observes the pointer scope of amesdial, judges whether the part is qualified.
In a preferred embodiment, a bending area and a handle portion are provided on the rotation limiting member, and the first fixed seat and the first sliding seat are disposed in the bending area and abut against two sides of the bending area respectively; the base is provided with a rotating seat, the rotating seat is provided with a rotating shaft, and the rotating limiting part is rotatably arranged on the rotating shaft. In this structure, the detection personnel rotate handle portion, can make and rotate the locating part and rotate round the pivot, rotate the in-process and make first sliding seat remove towards first fixing base, also increase the length that the region was placed to the part, make things convenient for putting into and taking out of part.
In a preferred embodiment, the spring is sleeved on the positioning rod, one end of the spring abuts against the first fixed seat, and the other end of the spring abuts against the first sliding seat. The spring provides elasticity, so that the first sliding seat always abuts against the rotating limiting part, and the positioning rod is ensured to always abut against a part.
In a preferred embodiment, the first sliding seat is provided with an assembly table, and the positioning rod is arranged on the assembly table; one end of the positioning rod extends out of the assembling table, the end part is a conical end part and is conveniently inserted into a central hole in a part, and the other end of the positioning rod is movably arranged on the first fixing seat.
In a preferred embodiment, the number of the part placing tables is at least two, the part placing tables are provided with liftable placing blocks, the upper and lower positions of the placing blocks can be adjusted according to specifications of different parts, and the adaptability is high. The adjustment mechanism may be a conventional bolt-lock adjustment mechanism.
In a preferred embodiment, the detection assembly includes a second fixed seat and a third fixed seat, a second sliding seat is arranged between the second fixed seat and the third fixed seat, and the second sliding seat is arranged on the slide rail; the third fixing seat is provided with a measuring meter, a detection rod of the measuring meter is abutted against the abutting rod, the abutting rod is arranged on the second sliding seat and extends out of the second fixing seat, and one end of the extending rod is a conical end portion. In the structure, after the part is placed, the end face of the part is abutted to the side surface of the second fixing seat, the abutting rod is inserted into a center hole in the end face of the part at the moment, the inserted depth is fed back to the measuring meter, and whether the part is qualified or not is judged.
In a preferred embodiment, the base is an aluminum alloy section base, and the base is stable in structure, light in weight and convenient to carry.
Compared with the prior art, the utility model discloses following beneficial effect has: an improved center hole gauge is compact in overall structure, reasonable in design and high in part positioning accuracy; the detection operation is convenient, the efficiency is high and the detection precision is high.
Drawings
FIG. 1 is a top view of a center hole gauge in the present application.
Fig. 2 is a first perspective view of a center hole gauge in the present application.
Fig. 3 is a second perspective view of the center hole gauge in the present application.
FIG. 4 is a schematic view of a positioning assembly of the present application.
FIG. 5 is a schematic view of a detection assembly of the present application.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The embodiments described below by referring to the drawings are exemplary only for explaining the present invention and are not construed as limiting the present invention, in which the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout.
In the description of the present invention, it is to be understood that the term: the center, vertically, transversely, length, width, thickness, upper and lower, preceding, back, left and right, vertical, level, top, end, inside and outside, clockwise, anticlockwise etc. indicate position or positional relationship for based on the position or positional relationship that the drawing shows, just for the convenience of description the utility model discloses and simplified description, consequently can not be understood as the restriction of the utility model. Furthermore, the terms: first, second, etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features shown. In the description of the present invention, unless explicitly stated or limited otherwise, the terms: mounting, connecting, etc. should be understood broadly, and those skilled in the art will understand the specific meaning of the terms in this application as they pertain to the particular situation.
Referring to fig. 1 to 5, an improved center hole testing fixture in the present invention includes a base 1, wherein a slide rail 11 is disposed on the base 1; a part placing table 12 is arranged on the base 1; a positioning assembly is arranged on one side of the base 1, the positioning assembly comprises a first fixed seat 21 and a first sliding seat 22, and the first sliding seat 22 is arranged on the sliding rail 11 in a sliding manner; the sliding seat further comprises a rotation limiting part 23, one end of the first sliding seat 22 abuts against the rotation limiting part 23, and the rotation limiting part 23 can adjust the distance between the first fixed seat 21 and the first sliding seat 22; a positioning rod 25 is arranged on the first fixed seat 21 and the first sliding seat 22, and a spring 251 is arranged on the positioning rod 25; the other side of the base 1 is provided with a detection assembly, the detection assembly is provided with a measuring meter 34, a detection rod 341 of the measuring meter 34 abuts against a supporting rod 332, and the supporting rod 332 extends out to abut against a part. The base 1 is an aluminum alloy section bar base, is stable in structure, light in weight and convenient to carry, and the measuring meter 34 can be a dial indicator.
Specifically, in the present application, a bending area and a handle portion 231 are disposed on the rotation limiting member 23, and the first fixed seat 21 and the first sliding seat 22 are disposed in the bending area and respectively abut against two sides of the bending area; the base 1 is provided with a rotating base 24, the rotating base 24 is provided with a rotating shaft 241, and the rotation limiting member 23 is rotatably disposed on the rotating shaft 241. In this structure, the inspector rotates the handle portion 231, and can rotate the rotation limiting member 23 around the rotation shaft 241, and the rotation process makes the first sliding seat 22 move towards the first fixing seat 21, i.e. increases the length of the part placing region, and facilitates the placing in and taking out of the part. The spring 251 is sleeved on the positioning rod 25, one end of the spring 251 abuts against the first fixed seat 21, and the other end abuts against the first sliding seat 22. The spring 251 provides an elastic force to make the first sliding seat 22 always abut against the rotation limiting member 23, so as to ensure that the positioning rod 25 always abuts against the component.
The quantity of platform 12 is placed to part in this application is at least two, the piece 121 that places that is equipped with the liftable on the platform 12 is placed to the part, can adjust the upper and lower position of placing piece 121 according to the specification of different parts, strong adaptability. The adjustment mechanism may be a conventional bolt-lock adjustment mechanism.
In addition, in the present application, the first sliding seat 22 is provided with an assembly table 221, and the positioning rod 25 is provided on the assembly table 221; one end of the positioning rod 25 extends out of the assembling table 221, the end part is a tapered end part 252 and is conveniently inserted into a central hole on a part, and the other end of the positioning rod 25 is movably arranged on the first fixing seat 21.
In this application, the detection assembly includes a second fixed seat 31 and a third fixed seat 32, a second sliding seat 33 is disposed between the second fixed seat 31 and the third fixed seat 32, and the second sliding seat 33 is disposed on the slide rail 11; the third fixing seat 32 is provided with a measuring meter 34, a detecting rod 341 of the measuring meter 34 abuts against the abutting rod 332, the abutting rod 332 is arranged on the second sliding seat 33 and extends out of the second fixing seat 31, and the extending end is a conical end. In the structure, after the part is placed, the end surface of the part is abutted against the side surface of the second fixing seat 31, at the moment, the abutting rod 332 is inserted into the center hole in the end surface of the part, the inserted depth is fed back to the measuring meter 34, and whether the part is qualified is judged.
When the improved center hole inspection device in the application is used, a standard long rod-shaped part is placed on the part placing table 12, one end of the positioning rod 25 is abutted to a center hole in one side of the part, then the abutting rod 322 is abutted to a center hole in the other side of the part, the center hole in the standard long rod-shaped part is qualified, therefore, the inserting depth of the abutting rod 322 is also qualified, the pointer range in the measuring meter 34 is observed, and the standard long rod-shaped part is a qualified product. Then the part that will need to detect is placed and is placed the platform at the part, repeats same operation, if the centre bore of part has the deviation, then supports the degree of depth that pole 322 inserted and has the change, observes the pointer scope of amesdial, judges whether part is qualified.
The above, the utility model provides an improved center hole checking fixture, the whole structure of the device is compact, the design is reasonable, and the positioning precision of the parts is high; the detection operation is convenient, the efficiency is high and the detection precision is high.
The protection scope of the present invention includes but is not limited to the above embodiments, the protection scope of the present invention is subject to the claims, and any replacement, deformation, and improvement that can be easily conceived by those skilled in the art made by the present technology all fall into the protection scope of the present invention.
Claims (7)
1. An improved center hole gauge is characterized by comprising a base (1), wherein a sliding rail (11) is arranged on the base (1);
a part placing table (12) is arranged on the base (1);
a positioning assembly is arranged on one side of the base (1), the positioning assembly comprises a first fixed seat (21) and a first sliding seat (22), and the first sliding seat (22) is arranged on the sliding rail (11) in a sliding manner; the device is characterized by further comprising a rotation limiting part (23), wherein one end of the first sliding seat (22) abuts against the rotation limiting part (23), and the rotation limiting part (23) can adjust the distance between the first fixed seat (21) and the first sliding seat (22); positioning rods (25) are arranged on the first fixed seat (21) and the first sliding seat (22), and springs (251) are arranged on the positioning rods (25);
the detection assembly is arranged on the other side of the base (1), the detection assembly is provided with a measuring meter (34), a detection rod (341) of the measuring meter (34) abuts against the abutting rod (332), and the abutting rod (332) extends out to abut against a part.
2. The improved center hole gauge as claimed in claim 1, wherein the rotation limiting member (23) is provided with a bending region and a handle portion (231), and the first fixed seat (21) and the first sliding seat (22) are disposed in the bending region and abut against two sides of the bending region respectively; the base (1) is provided with a rotating seat (24), the rotating seat (24) is provided with a rotating shaft (241), and the rotating limiting part (23) is rotatably arranged on the rotating shaft (241).
3. The improved center hole testing fixture of claim 1, wherein the spring (251) is sleeved on the positioning rod (25), one end of the spring (251) abuts against the first fixed seat (21), and the other end abuts against the first sliding seat (22).
4. The improved center hole testing fixture of claim 3, wherein the first sliding seat (22) is provided with an assembly table (221), and the positioning rod (25) is arranged on the assembly table (221); one end of the positioning rod (25) extends out of the assembling table (221), the end part is a conical end part (252), and the other end of the positioning rod (25) is movably arranged on the first fixing seat (21).
5. The improved center hole testing fixture as claimed in claim 1, wherein the number of the part placing tables (12) is at least two, and the part placing tables (12) are provided with liftable placing blocks (121).
6. The improved center hole gauge according to claim 1, wherein the detection assembly comprises a second fixed seat (31) and a third fixed seat (32), a second sliding seat (33) is arranged between the second fixed seat (31) and the third fixed seat (32), and the second sliding seat (33) is arranged on the sliding rail (11); the third fixing seat (32) is provided with a measuring meter (34), the abutting rod (332) is arranged on the second sliding seat (33) and extends out of the second fixing seat (31), and one end of the extending rod is a conical end portion.
7. The improved center hole gauge according to claim 1, wherein the base (1) is an aluminum alloy profile base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022574866.7U CN213543388U (en) | 2020-11-10 | 2020-11-10 | Improved center hole checking fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022574866.7U CN213543388U (en) | 2020-11-10 | 2020-11-10 | Improved center hole checking fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213543388U true CN213543388U (en) | 2021-06-25 |
Family
ID=76482447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022574866.7U Active CN213543388U (en) | 2020-11-10 | 2020-11-10 | Improved center hole checking fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213543388U (en) |
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2020
- 2020-11-10 CN CN202022574866.7U patent/CN213543388U/en active Active
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