CN215177431U - Gauge for sheet metal part with arc - Google Patents
Gauge for sheet metal part with arc Download PDFInfo
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- CN215177431U CN215177431U CN202121471537.8U CN202121471537U CN215177431U CN 215177431 U CN215177431 U CN 215177431U CN 202121471537 U CN202121471537 U CN 202121471537U CN 215177431 U CN215177431 U CN 215177431U
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- detection plate
- sheet metal
- metal part
- arc
- inner detection
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Abstract
The utility model discloses a checking fixture for sheet metal parts with circular arcs, which comprises a bottom plate; the upper surface of the bottom plate is provided with an inner detection plate, an outer detection plate and a limiting frame arranged between the inner detection plate and the outer detection plate in parallel along the Y-axis direction of the bottom plate; the inner detection plate and the outer detection plate both comprise a straight line section and an arc section; a limiting block is arranged at the free end of the straight line section in the inner detection plate; the height of the limiting frame is equal to that of the inner detection plate and is not greater than that of the outer detection plate; one side of the sheet metal part is tightly attached to the inner wall of the outer detection plate, the end part of the straight line section of the sheet metal part is abutted to the limiting block, and the arc line section is attached to the arc section. The beneficial effects of the utility model are embodied in: the limiting block and the round corner are used for positioning the length of the straight line segment of the sheet metal part, the round corner is used for protruding bending, the arc segment of the sheet metal part is attached through the inner detection plate and the outer detection plate, and whether the sheet metal part is qualified or not is obtained by observing the attaching degree between the inner detection plate and the outer detection plate.
Description
Technical Field
The utility model belongs to the technical field of the machine-building, especially, relate to a take sheet metal component of circular arc to use and examine utensil.
Background
The gauge is a simple tool for controlling various sizes (such as aperture, space size and the like) of products by industrial production enterprises, improves the production efficiency and controls the quality, and is suitable for mass production of products, such as automobile parts, to replace professional measuring tools, such as smooth plug gauges, threaded plug gauges, outer diameter calipers and the like.
The detection of sheet metal component product uses traditional detection instrument (slide caliper, needle gage, screw thread go-no-go gage, clearance gauge, three-coordinate measuring apparatu etc.) usually, to the irregular profile, also can customize simple and easy utensil of examining and compare the product profile to visual, but this kind of scheme precision is not high, only can regard as supplementary and reference means. The detection scheme cannot be applied to products with irregular outlines (including products with accuracy requirements of straight lines, arcs, hole positions and the like).
In order to solve the problems, the design of the gauge with the arc for the sheet metal part is an important technical problem to be solved by technical personnel in the field at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a take sheet metal component of circular arc to use and examine utensil in order to solve the above-mentioned problem that exists among the prior art exactly.
The purpose of the utility model is realized through the following technical scheme:
a gauge with an arc for a sheet metal part comprises a bottom plate; the upper surface of the bottom plate is provided with an inner detection plate, an outer detection plate and a limiting frame arranged between the inner detection plate and the outer detection plate in parallel along the Y-axis direction of the bottom plate; the inner detection plate and the outer detection plate both comprise a straight line section and an arc section; a limiting block is arranged at the free end of the straight line section in the inner detection plate; the height of the limiting frame is equal to that of the inner detection plate and is not greater than that of the outer detection plate; one side of the sheet metal part is tightly attached to the inner wall of the outer detection plate, the end part of the straight line section of the sheet metal part is abutted to the limiting block, and the arc line section is attached to the arc section.
Preferably, the length of the outer detection plate is equal to the length of the inner detection plate minus the width of the limiting block.
Preferably, the height of the limiting block is greater than that of the inner detection plate, and the limiting block protrudes out of the upper surface of the inner detection plate; the height of the limiting block is equal to the sum of the thicknesses of the inner detection plate and the sheet metal part.
Preferably, a fillet bulge is arranged at the joint of the straight section and the arc section on the inner detection plate; and the straight line section and the arc section on the outer detection plate are in smooth transition through an arc, and the radius of the circular bead protrusion is not more than that of the arc.
Preferably, the inner detection plate and the outer detection plate are provided with grooves in the arc sections, and the two grooves are located on the same axis.
Preferably, a group of limiting plates are detachably arranged on the outer side of the inner detection plate at equal intervals, and the limiting plates are higher than the upper surface of the inner detection plate and used for abutting against the side wall of the sheet metal part.
Preferably, the sum of the width of the limiting frame and the width of the inner detection plate is equal to the width of the sheet metal part, the inner contour of the sheet metal part is attached to the inner detection plate, and the outer contour of the sheet metal part is attached to the outer detection plate.
Preferably, the limiting frame comprises an abutting portion attached to a straight line segment of the sheet metal part, and a through hole convenient for the pin shaft to penetrate through is formed in the abutting portion.
Preferably, the limiting frame further comprises a fixing part attached to the arc line section of the sheet metal part, and a shaft pin used for penetrating through the tail end of the sheet metal part is arranged on the fixing part; the abutting part is connected with the fixing part through an L-shaped connecting part.
The utility model discloses technical scheme's advantage mainly embodies:
the placing position and the placing direction of the sheet metal part are limited through the inner detection plate, the outer detection plate and the limiting frame, and the sheet metal part is fixed on the limiting frame through the limiting plate, so that later-stage detection and observation are facilitated;
positioning the length of a straight line section of the sheet metal part through a limiting block and a circular bead protrusion, bending the straight line section through the circular bead protrusion, further laminating the arc section of the sheet metal part through the arc sections of the inner detection plate and the outer detection plate, and observing the laminating degree between the inner detection plate and the outer detection plate to detect whether the arc section of the sheet metal part is qualified or not;
the pin shaft on the limiting frame is sleeved with the sheet metal part, so that the sheet metal part is positioned and shaped.
Drawings
FIG. 1: the utility model discloses a perspective view of the preferred embodiment;
FIG. 2: the front view of the preferred embodiment of the present invention;
FIG. 3: the rear view of the preferred embodiment of the present invention;
FIG. 4: side view of the preferred embodiment of the present invention;
FIG. 5: the utility model discloses the structure chart of the inner detecting plate of the preferred embodiment;
FIG. 6: the utility model discloses the structure picture of outer pick-up plate of preferred embodiment.
Detailed Description
Objects, advantages and features of the present invention will be illustrated and explained by the following non-limiting description of preferred embodiments. These embodiments are merely exemplary embodiments for applying the technical solutions of the present invention, and all technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the scope of the present invention.
In the description of the embodiments, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the embodiment, the operator is used as a reference, and the direction close to the operator is a proximal end, and the direction away from the operator is a distal end.
As shown in fig. 1, the utility model discloses a checking fixture for sheet metal parts with circular arcs, which comprises a bottom plate 1; an inner detection plate 21 and an outer detection plate 22 are arranged on the upper surface of the base plate 1 in parallel along the Y-axis direction. As shown in fig. 5 to 6, each of the inner detection plate 21 and the outer detection plate 22 includes a straight section 201 and an arc-shaped section 202. A limiting block 203 is arranged at the free end of the straight line section 201 in the inner detection plate 21, and the length of the outer detection plate 22 is equal to the length of the inner detection plate 21 minus the width of the limiting block 203, that is, the length of the straight line section 201 on the inner detection plate 21 is greater than the length of the straight line section 201 in the outer detection plate 22. The end face position of the straight line section in the sheet metal part is limited by the limiting block 203.
Referring to fig. 1, 5 and 6, the height of the limiting block 203 is greater than the height of the inner detecting plate 21 and protrudes from the upper surface of the inner detecting plate 21, and the height of the limiting block 203 is equal to the sum of the thicknesses of the inner detecting plate 21 and the sheet metal part. The outer detection plate 22 is used for limiting the side wall of one side of the sheet metal part and the end face of the sheet metal part through the limiting block 203, and then the position of the sheet metal part is limited.
As shown in fig. 5 to 6, a rounded protrusion 204 is provided at the connection of the straight section 201 and the arc-shaped section 202 on the inner detecting plate 21; the straight line segment 201 and the arc segment 202 on the outer detection plate 22 are in smooth transition through an arc 205, and the radius of the circular bead protrusion 204 is not larger than that of the arc 205. Specifically, an inner groove is formed between the straight line segment and the circular arc segment on the sheet metal part, the rounded protrusion 204 is located in the inner groove, and it is preferable that the rounded protrusion 204 is centrally located in the groove. Through fillet protrusion 204 and circular arc 205 is right the inner wall and the profile of the changeover portion of sheet metal component detect, ensure that the size of sheet metal component satisfies the processing demand.
The inner detection plate 21 and the outer detection plate 22 are provided with grooves 206 on the arc sections 202, and the two grooves 206 are on the same axis. When the sheet metal part is placed between the inner detection plate 21 and the outer detection plate 22, the outer groove on the upper surface of the sheet metal part is aligned with the grooves 206 on the inner detection plate 21 and the outer detection plate 22, namely the distance from the circular bead 204 on the inner detection plate 21 to the groove 206, or the distance from the circular arc 205 on the outer detection plate 22 to the groove 206 is equal to the distance from the inner groove of the sheet metal part to the outer groove; and the radian of the qualified arc line section on the sheet metal part is equal to that of the arc section 202.
The outer side of the inner detection plate 21 is equidistantly and detachably provided with a group of limiting plates 211, specifically, when the sheet metal part is placed on the limiting plates 211, and one side of the sheet metal part is tightly attached to the inner wall of the outer detection plate 22, the limiting plates 211 are connected with the outer wall of the inner detection plate 21 through fixing shafts and are fixed and limited to the detection tool, and the sheet metal part cannot shake in the detection process. As shown in fig. 1, the limit plate 21 is higher than the upper surface of the inner detection plate 21, and its protruding portion abuts against the other side wall of the sheet metal member. Therefore, the width of the sheet metal part is equal to the distance between the inner wall of the outer detection plate 22 and the outer wall of the inner detection plate 21, and the sheet metal part is used for detecting whether the width of the sheet metal part is qualified or not.
In order to more stably and conveniently detect whether the sheet metal part is qualified, a limiting frame 3 is further arranged on the upper surface of the bottom plate 1, and the limiting frame 3 is located between the inner detection plate 21 and the outer detection plate 22. As shown in fig. 1 and 4, the height of the limiting frame 3 is equal to the height of the inner detecting plate 21 and is not greater than the height of the outer detecting plate 22, that is, the height of the inner detecting plate 21 is less than the height of the outer detecting plate 22. When the sheet metal part is placed on the limiting frame 3, the upper surface of the sheet metal part is flush with the upper surface of the outer detection plate 22, namely whether the thickness of the sheet metal part is qualified is measured through the height difference between the inner detection plate 21 and the outer detection plate 22.
As shown in fig. 1 and 4, the limiting frame 3 includes an abutting portion 31 attached to the straight line section of the sheet metal part, a through hole 310 through which a pin or a bolt can penetrate is formed in the abutting portion 31, and whether the size of a groove formed in the sheet metal part is proper or not and whether the distance between the grooves is qualified or not is judged by abutting the pin with the lower surface of the sheet metal part. Spacing 3 still include with the fixed part 32 of the arc segment laminating of sheet metal component, be provided with on the fixed part 32 and be used for running through the terminal pivot 321 of sheet metal component, promptly work as the terminal through-hole of sheet metal component can overlap establish extremely when selling epaxially 321, then show that the arc segment processing of this sheet metal component accords with the requirement. In addition, a second sheet metal part (not shown in the figure) is arranged below the arc segment of the sheet metal part, the upper end of the second sheet metal part is also sleeved on the pin shaft 321 and covers the tail end of the sheet metal part, and the bottom end of the second sheet metal part is abutted against the inner and outer detection plates and the bottom plate 1. The contact portion 31 and the fixing portion 32 are connected by an L-shaped connecting portion 33.
The following brief description is the working process of the utility model:
s1: placing the sheet metal part on the limiting frame 3 in the same direction as the arrangement direction of the inner detection plate 21 and the outer detection plate 22;
s2: abutting one side, far away from the inner detection plate 21, of the sheet metal part with the inner wall of the outer detection plate 22, installing a group of limiting plates 211 abutted with the other side of the sheet metal part on the outer side of the inner detection plate 21, and detecting whether the width of the sheet metal part is equal to the distance between the inner wall of the outer detection plate 22 and the outer wall of the inner detection plate 21, wherein the sheet metal part is unqualified when the width is smaller than or larger than the distance, and the sheet metal part is qualified when the width is not qualified;
s3: abutting the end surface of the straight line section of the sheet metal part with a limiting block 203, abutting the bending angle of the transition of the straight line section and the arc section with a fillet projection 204 on an inner detection plate 21, aligning the bending angle with an arc 205 of the transition section of an outer detection plate 22, and detecting whether the length of the straight line section of the sheet metal part is qualified;
s4: sleeving a through hole at the tail end of the arc segment of the sheet metal part on the pin shaft 321 to play a role in shaping, and simultaneously detecting whether the radian processing of the arc segment is qualified;
s5: observing whether the outer groove of the sheet metal part is aligned with the grooves 206 formed on the inner detection plate 21 and the outer detection plate 22, wherein if the outer groove of the sheet metal part is not aligned with the grooves 206, the sheet metal part is unqualified to be processed;
s6: observing whether the outer surface of the sheet metal part is flush with the top surface of the outer detection plate 22 or not, wherein if the outer surface of the sheet metal part is not flush with the top surface of the outer detection plate, the sheet metal part is unqualified to be processed;
s7: and (3) penetrating a pin shaft or a bolt through a through hole 310 on the limiting frame 3, and abutting against a groove on the inner wall of the sheet metal part to judge whether the size of the groove formed by processing on the sheet metal part is proper and whether the distance between the grooves is qualified.
The judgment method allows errors to exist in a limited range, and any error exceeding the allowable range indicates that the sheet metal part is not qualified in machining. The gauge is simple in structure and easy to realize, and meanwhile, the qualified sheet metal part detected by the gauge can be directly used, and the qualification rate of the sheet metal part flowing into a market is guaranteed.
The utility model has a plurality of implementation modes, and all technical schemes formed by adopting equivalent transformation or equivalent transformation all fall within the protection scope of the utility model.
Claims (9)
1. The utility model provides a take sheet metal component of circular arc to use examines utensil which characterized in that: comprises a bottom plate (1); the upper surface of the bottom plate (1) is provided with an inner detection plate (21), an outer detection plate (22) and a limiting frame (3) arranged between the inner detection plate and the outer detection plate in parallel along the Y-axis direction of the bottom plate; the inner detection plate (21) and the outer detection plate (22) both comprise a straight section (201) and an arc-shaped section (202); a limiting block (203) is arranged at the free end of the straight line section (201) in the inner detection plate (21); the height of the limiting frame (3) is equal to that of the inner detection plate (21) and is not greater than that of the outer detection plate (22); one side of the sheet metal part is tightly attached to the inner wall of the outer detection plate (22), the end part of the straight line section of the sheet metal part is abutted to the limiting block (203), and the arc line section is attached to the arc section (202).
2. The inspection device for the sheet metal part with the circular arc according to claim 1, characterized in that: the length of the outer detection plate (22) is equal to the length of the inner detection plate (21) minus the width of the limiting block (203).
3. The inspection device for the sheet metal part with the circular arc according to claim 2, characterized in that: the height of the limiting block (203) is greater than that of the inner detection plate (21), and the limiting block protrudes out of the upper surface of the inner detection plate (21); the height of the limiting block (203) is equal to the sum of the thicknesses of the inner detection plate (21) and the sheet metal part.
4. The inspection device for the sheet metal part with the circular arc according to claim 3, characterized in that: a fillet bulge (204) is arranged at the joint of the straight section (201) and the arc section (202) on the inner detection plate (21); the straight line section (201) and the arc section (202) on the outer detection plate (22) are in smooth transition through an arc (205), and the radius of the fillet bulge (204) is not larger than that of the arc (205).
5. The inspection device for the sheet metal part with the circular arc according to claim 4, characterized in that: grooves (206) are formed in the arc-shaped sections (202) of the inner detection plate (21) and the outer detection plate (22), and the two grooves (206) are located on the same axis.
6. The inspection device for the sheet metal part with the circular arc according to claim 5, characterized in that: a group of limiting plates (211) are detachably arranged on the outer side of the inner detection plate (21) at equal intervals, and the limiting plates (211) are higher than the upper surface of the inner detection plate (21) and used for being abutted to the side walls of the sheet metal parts.
7. The inspection device for the sheet metal part with the circular arc according to claim 6, characterized in that: the sum of the width of the limiting frame (3) and the width of the inner detection plate (21) is equal to the width of the sheet metal part, the inner contour of the sheet metal part is attached to the inner detection plate (21), and the outer contour of the sheet metal part is attached to the outer detection plate (22).
8. The inspection device for the sheet metal part with the circular arc according to claim 7, characterized in that: spacing (3) include with butt portion (31) of the straightway laminating of sheet metal component, be formed with through-hole (310) that the round pin axle of being convenient for run through on butt portion (31).
9. The inspection device for the sheet metal part with the circular arc according to claim 8, characterized in that: the limiting frame (3) further comprises a fixing part (32) attached to the arc line segment of the sheet metal part, and a shaft pin (321) penetrating through the tail end of the sheet metal part is arranged on the fixing part (32); the contact part (31) and the fixing part (32) are connected through an L-shaped connecting part (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121471537.8U CN215177431U (en) | 2021-06-30 | 2021-06-30 | Gauge for sheet metal part with arc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121471537.8U CN215177431U (en) | 2021-06-30 | 2021-06-30 | Gauge for sheet metal part with arc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215177431U true CN215177431U (en) | 2021-12-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121471537.8U Active CN215177431U (en) | 2021-06-30 | 2021-06-30 | Gauge for sheet metal part with arc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215177431U (en) |
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2021
- 2021-06-30 CN CN202121471537.8U patent/CN215177431U/en active Active
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