CN116858071A - Stamping part surface profile degree efficient detection mechanism and use method - Google Patents
Stamping part surface profile degree efficient detection mechanism and use method Download PDFInfo
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- CN116858071A CN116858071A CN202310634066.5A CN202310634066A CN116858071A CN 116858071 A CN116858071 A CN 116858071A CN 202310634066 A CN202310634066 A CN 202310634066A CN 116858071 A CN116858071 A CN 116858071A
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- 238000001514 detection method Methods 0.000 title claims abstract description 100
- 230000007246 mechanism Effects 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000012360 testing method Methods 0.000 claims abstract description 108
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000003466 welding Methods 0.000 description 12
- 239000000758 substrate Substances 0.000 description 5
- 230000007547 defect Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/20—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures
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Abstract
The invention relates to the technical field of automobile manufacturing, in particular to a stamping part surface profile high-efficiency detection mechanism and a using method thereof. Compared with the traditional method, the technical scheme has the advantages that the special mechanism is arranged for test piece detection, the detection mode is accurate and rapid, the detection efficiency of a large number of test pieces is improved, whether the test pieces are qualified or not can be rapidly determined through comparison of the guiding rule and the stopper rod, an operator can know the detection result more intuitively, and adjustment is facilitated.
Description
Technical Field
The invention relates to the technical field of automobile manufacturing, in particular to a stamping part surface profile high-efficiency detection mechanism and a using method thereof.
Background
The existing automobile body manufacturing technical field adopts a plurality of stamping parts to carry out assembly welding, so that the detection requirement on form and position tolerance between the assembly of parts and the welding matching surface is high, the common detection method adopts a universal detection tool clamping plate clearance gauge to measure the reading, and then the technical requirement of products is compared to judge whether the products are qualified or not, or a three-coordinate detector is adopted to carry out detection judgment.
The conventional detection method has the following defects:
1. the cardboard clearance ruler measurement method can only measure easy-to-measure points, and needs to measure multiple groups of data for analysis and comparison, so that the measurement efficiency is low;
2. the clamp clearance ruler measuring method can only measure the regular large matching surface, is not easy to measure the narrow surface, and can not detect the small surface of some small parts, so that the clamp clearance ruler measuring method has no comprehensiveness;
3. the three-coordinate detector is complicated in measurement steps, limited by the number of devices and cannot improve measurement efficiency.
The patent publication number is: the patent document of CN218443672U discloses a narrower concave surface profile tolerance detection mechanism of automobile stamping part, including the pillar, install the detection piece support on the detection piece support, take out the reading through the vernier card and directly show the numerical value to whether the more direct judgement surface profile tolerance accords with the requirement.
However, the above technical solution only can judge whether the surface profile is in accordance with the requirement, and cannot be rapidly detected in batch, and a related solution for detecting the outer profile of the stamping part is not disclosed.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide a high-efficiency detection mechanism for the surface profile of a stamping part and a use method thereof, which solve the problems that the detection efficiency is low, the detection process is complex and the two profile degree detection needs to be respectively carried out when the surface profile degree and the outer profile degree of the stamping part are detected.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides a high-efficient detection mechanism of stamping workpiece face profile tolerance, includes base and test piece, be formed with the detection face on the test piece, the base top is provided with and is used for prescribing a limit to the test piece, limit to the limit includes the base top forms the recess that holds the test piece, and top-down and test piece butt spacing locating part and reference column, leave the clearance between the recess inner contour and the outline of test piece, the clearance department detects through moving the stopper whether the outline of test piece accords with the tolerance scope of technical requirement; after the test piece is fixed, a guiding rule is assembled at the position corresponding to the detection surface, and whether the detection surface meets the tolerance range of the technical requirement is detected by changing the position where the guiding rule is attached to the detection surface.
The test piece is characterized by further comprising a substrate in the middle position and slave plates arranged on two sides of the substrate, wherein the horizontal position of each slave plate is higher than that of the substrate, and a transition surface between the substrate and each slave plate is the detection surface.
Further, the top surface of base has seted up mounting groove one, the both ends of mounting groove one bottom are formed with the mounting groove second of indent, the interior profile of mounting groove one is greater than the outline of test piece, the bottom of mounting groove one corresponds two be provided with the step between the mounting groove second, the test piece place in after on the step, the top of test piece with the top surface of base is parallel.
The positioning column comprises a limiting block and an inserting rod which are sequentially connected from top to bottom, a slot is formed in the middle of the bottom end of the first mounting groove in a downward mode, a positioning hole and a limiting hole are formed in the position, corresponding to the slot, of the test piece in a penetrating mode, the inserting rod is fixedly inserted into the slot in a plugging mode, the inserting rod is matched with the slot in a plugging mode, the positioning hole is fixedly inserted into the limiting block in a plugging mode, and the positioning hole is matched with the limiting block in a matching mode.
Further, the two positioning columns apply loads to two sides of the test piece respectively, and the limiting piece acts on the middle position of the test piece.
The test piece is characterized in that the limiting piece is of a bending structure, the end part of the limiting piece is connected with a fixing block through a bolt and a nut, and the contact position of the fixing block and the test piece is made of elastic materials.
Further, after the test piece is fixed, a clamping groove is formed in the position, corresponding to the detection surface, of the base in a penetrating mode, the clamping groove is communicated with the first mounting groove, and the guiding ruler is fixedly connected with the clamping groove in an inserting mode.
The guiding rule is characterized in that concave surfaces and convex surfaces are formed at positions, corresponding to the detection surfaces, of two opposite side walls of the guiding rule, and the positions of the guiding rule relative to the clamping groove are compared successively after the concave surfaces and the convex surfaces are contacted with the detection surfaces, so that whether the detection surfaces meet the tolerance range of technical requirements is determined.
Further, an avoidance groove is formed at the lower end of the guiding rule corresponding to the position of the detection surface, and the avoidance groove is used for avoiding the step.
The application method of the stamping part surface profile high-efficiency detection mechanism comprises the following steps:
firstly, after a test piece is placed on the top of a step, a positioning column is pressed down from top to bottom in alignment with the position of a slot 13, the degree of freedom of the test piece in the plane direction is limited in a small range until an insert rod is fixedly inserted into the slot, and after a limiting block is fixedly inserted into a limiting hole of the test piece, the position of a limiting piece can be adjusted to enable a fixed block to be tightly abutted against the middle position of the test piece, so that the degree of freedom of the test piece in the vertical direction is limited; then inserting the guiding rule into the clamping groove, wherein the depth data of the concave surface and the convex surface of the guiding rule respectively represent the upper limit value and the lower limit value of the size of the detection surface, when the concave surface is aligned with the detection surface, the guiding rule can be smoothly inserted into the clamping groove, when the convex surface is aligned with the detection surface, the convex surface is firstly abutted with the detection surface, and the guiding rule cannot be smoothly inserted into the clamping groove.
The invention has the beneficial effects that:
compared with the traditional method, the technical scheme has the advantages that the special mechanism is arranged for test piece detection, the detection mode is accurate and rapid, the detection efficiency of a large number of test pieces is improved, whether the test pieces are qualified or not can be rapidly determined through comparison of the guiding rule and the stopper rod, an operator can know the detection result more intuitively, adjustment is facilitated, meanwhile, point position detection in the traditional mode is changed into surface position detection, the detection accuracy is higher, the requirement of subsequent assembly or processing is met, the quality control of a welding matching surface is effectively guaranteed through implementation of the detection mechanism, the defects of abnormal noise matching, welding distortion, large welding gap, burr splashing, low welding strength and the like caused by substandard surface profile are avoided, the welding quality and the whole car matching accuracy are effectively improved, and the product quality requirement of an automobile manufacturing process can be met.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is a perspective view of a base of the present invention;
FIG. 5 is a cross-sectional view of a base of the present invention;
FIG. 6 is a perspective view of a test piece of the present invention;
FIG. 7 is a side view of a test piece of the present invention;
FIG. 8 is a perspective view of the running rule of the present invention;
FIG. 9 is a top view of the running rule of the present invention;
FIG. 10 is a perspective view of a stop member of the present invention;
fig. 11 is a perspective view of a positioning post in the present invention.
In the figure: 1. a base; 11. a first mounting groove; 12. a second mounting groove; 13. a slot; 14. a step; 15. positioning holes; 16. a clamping groove; 2. a test piece; 21. a substrate; 22. a slave plate; 23. a detection surface; 24. a limiting hole; 25. a lip; 3. a guiding rule; 31. a concave surface; 32. a convex surface; 33. an avoidance groove; 4. a limiting piece; 41. a fixed block; 5. positioning columns; 51. a limiting block; 52. and a plunger.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10 and fig. 11, a high-efficiency detection mechanism for detecting the surface profile of a stamping part is used for detecting whether the outer profile of a test piece 2 meets the tolerance range of technical requirements or not, and comprises a base 1, a limiting part 4 and a positioning column 5, wherein the top of the base 1 is provided with a first mounting groove 11 for accommodating the test piece 2, the inner profile of the first mounting groove 11 is larger than the outer profile of the test piece 2, a gap is formed between the first mounting groove and the second mounting groove, the limiting part 4 is arranged in the middle of the test piece 2, the two positioning columns 5 are arranged on two sides of the test piece 2 in a symmetrical mirror image mode with respect to the limiting part 4, and the limiting part 4 and the positioning column 5 are all applied with a load to the test piece 2 from top to bottom, so that data errors caused by shaking in the test process are avoided.
As shown in fig. 1, 2, 3, 6 and 7, a limiting hole 24 is formed in the middle of the test piece 2, and lips 25 rolled upwards are formed on two sides of the limiting hole.
As shown in fig. 1, 2, 3, 4 and 5, two ends of the bottom of the first mounting groove 11 are provided with the second concave mounting groove 12, meanwhile, due to the formation of the second mounting groove 12, a bulge is formed between the two corresponding second mounting grooves 12 at the bottom of the first mounting groove 11, a step 14 is arranged at the bulge, the step 14 is arranged at the bulge through a screw, a test piece 2 is placed at the top of the step 14 and detected after limiting, and at the moment, the top end of the test piece 2 is kept horizontal with the top surface of the base 1;
according to the above technical scheme, since the inner contour of the first mounting groove 11 is larger than the outer contour of the test piece 2, a gap is formed between the first mounting groove and the outer contour, and a result of whether the test piece 2 is qualified or not is obtained by inserting the stopper rod in the gap, when the top of the test piece 2 is kept horizontal with the top surface of the base 1 after being placed in the first mounting groove 11, a user can insert the stopper rod into the gap quickly by touching the first mounting groove without special alignment, and when the top of the test piece 2 and the top surface of the base 1 have a high-low level difference, errors are unavoidable when the stopper rod is inserted, and the actual use is not facilitated, so that when the sizes of the test piece 2 or the first mounting groove 11 are different, the top of the test piece 2 and the top surface of the base 1 can be kept horizontal by replacing the steps 14 with different heights.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 10 and fig. 11, the positioning column 5 comprises a limiting block 51 and an inserting rod 52 which are sequentially connected from top to bottom, the limiting block 51 is of a rectangular structure, the inserting rod 52 is of a cylindrical structure, a slot 13 is downwards formed at a bulge position in the middle of the bottom of the first mounting groove 11, a positioning hole 15 and a limiting hole 24 are respectively formed in the step 14 and the test piece 2 in a penetrating manner corresponding to the slot 13, the limiting hole 24 is larger than the positioning hole 15, the inserting rod 52 is fixedly inserted into the slot 13, the inserting rod 52 is matched with the inserting rod 52, the positioning hole 15 is fixedly inserted into the limiting block 51, and the positioning hole 15 is matched with the limiting block 51; after the test piece 2 is placed on the top surface of the step 14, the positioning column 5 is pressed downwards from top to bottom, the inserting rod 52 sequentially penetrates through the limiting hole 24 and the positioning hole 15 and is inserted into the slot 13, and the lower end of the limiting block 51 is fixedly inserted into the positioning hole 15; the limiting piece 4 is of a bending structure, the end part of the limiting piece 4 is connected with a fixed block 41 through a bolt and a nut, and the contact position of the fixed block 41 and the test piece 2 is made of elastic materials; the two positioning columns 5 apply loads to two sides of the test piece 2 respectively, define degrees of freedom of the test piece 2 in the plane direction, and the limiting piece 4 applies loads to the middle position of the test piece 2, and define degrees of freedom of the test piece 2 in the vertical direction.
According to the technical scheme, the application method of the stamping part surface profile high-efficiency detection mechanism applied to the first embodiment comprises the following steps of:
after the test piece 2 is placed on the top of the step 14, the positioning column 5 is pressed down from top to bottom to align with the position of the slot 13, the degree of freedom of the test piece 2 in the plane direction is limited in a small range, until the insert rod 52 is fixedly inserted into the slot 13, the limiting block 51 is fixedly inserted into the limiting hole 24 of the test piece 2, the fixing block 41 can be tightly abutted against the middle position of the test piece 2 by adjusting the position of the limiting piece 4, the degree of freedom of the test piece 2 in the vertical direction is limited, after the test piece 2 is completely fixedly limited, a stopper rod is used for testing whether the outer contour of the test piece 2 meets the technical requirements, the two ends of the stopper rod are different in size, the two ends respectively represent the minimum value and the maximum value of the stopper rod, the minimum value end and the maximum value end of the stopper rod are sequentially inserted into a gap between the outer contour of the test piece 2 and the inner contour of the mounting groove I11, the minimum value end of the stopper rod can be inserted into the gap between the insert and can be encircling a circle, and the maximum value end of the stopper rod cannot be inserted, and the outer contour of the test piece 2 is in a qualified range; by implementing the detection scheme, whether the outer contour degree of the test piece 2 can meet the related technical requirements or not can be rapidly and accurately detected, and the detection efficiency of the test piece 2 is improved; the test piece 2 can be determined whether qualified or not through the comparison of the stopper rod, so that an operator can know the detection result more intuitively, the adjustment is convenient, the detection accuracy and efficiency are higher, the requirement of subsequent assembly or processing is met, the welding quality and the whole car matching precision are effectively improved, and the product quality requirement of the automobile manufacturing process can be met.
Examples
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10 and fig. 11, the high-efficiency detection mechanism for the surface profile of a stamping part is used for testing whether the outer profile of a test piece 2 meets the technical requirements or not, and comprises a base 1, a limiting piece 4 and a positioning column 5, wherein a first mounting groove 11 for accommodating the test piece 2 is formed at the top of the base 1, the inner profile of the first mounting groove 11 is larger than the outer profile of the test piece 2, a gap is formed between the first mounting groove and the second mounting groove, the limiting piece 4 is arranged in the middle of the test piece 2, the positioning columns 5 are two, the two positioning columns 5 are symmetrically mirror-arranged on two sides of the test piece 2 with respect to the limiting piece 4, and the limiting piece 4 and the positioning columns 5 are applied with loads from top to bottom to the test piece 2, so that data errors caused by shaking in the test process are avoided.
As shown in fig. 1, 2, 3, 6 and 7, the test piece 2 is composed of a base plate 21 in a middle position and slave plates 22 disposed on two sides of the base plate, the horizontal position of the slave plates 22 is higher than the base plate 21, a transition surface between the two is a detection surface 23, and after the position of the test piece 2 is determined relative to the base 1 through the limiting piece 4 and the positioning column 5, the positions of the two detection surfaces 23 relative to the base 1 are the middle limit value of the detection size, namely the basic size of the detection size.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8 and fig. 9, the clamping groove 16 is formed in the position of the upper end of the base 1 corresponding to the detection surface 23 in a penetrating manner, the clamping groove 16 is communicated with the first mounting groove 11, the guiding rule 3 is fixedly inserted in the clamping groove 16, the concave surface 31 and the convex surface 32 are respectively formed at the positions of the two opposite side walls of the guiding rule 3 corresponding to the detection surface 23, when the guiding rule 3 is attached to the detection surface 23, by changing the end surface of the guiding rule 3 attached to the detection surface 23, whether the detection surface 23 meets the tolerance range of the technical requirement is detected, the avoidance groove 33 is formed at the position of the lower end of the guiding rule 3 corresponding to the detection surface 23, and the avoidance groove 33 is used for avoiding the step 14 and the protrusion, so that the detection is smoothly completed.
According to the technical scheme, the application method of the stamping part surface profile high-efficiency detection mechanism applied to the second embodiment comprises the following steps of:
inserting the guiding rule 3 into the clamping groove 16, wherein depth data of a concave surface 31 and a convex surface 32 of the guiding rule 3 respectively represent an upper limit value and a lower limit value of the size of the detection surface 23, when the concave surface 31 is aligned with the detection surface 23, the guiding rule 3 can be smoothly inserted into the clamping groove 16, when the convex surface 32 is aligned with the detection surface 23, the convex surface 32 is firstly abutted with the detection surface 23, and the guiding rule 3 cannot be smoothly inserted into the clamping groove 16, and when the two conditions are met, the detection surface 23 meets the tolerance range of the technical requirement, namely a qualified product, and the qualified product is detected, otherwise, the qualified product is a disqualified product; by implementing the detection scheme, whether the surface profile of the test piece 2 can meet the related technical requirements or not can be rapidly and accurately detected, and the detection efficiency of the test piece 2 is improved;
the test piece 2 can be determined fast through the comparison of the guiding ruler 3, so that an operator can know the detection result more intuitively, adjustment is facilitated, point position detection in a traditional mode is changed into surface position detection, the accuracy of detection is higher, the requirement of subsequent assembly or processing is met, the defects of abnormal noise matching, welding distortion, large welding gap, burr splashing, low welding strength and the like caused by the fact that the surface profile is not up to standard are avoided, the welding quality and the whole vehicle matching precision are effectively improved, and the product quality requirement of an automobile manufacturing process can be met.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely illustrative and explanatory of the invention, as various modifications and additions may be made to the particular embodiments described, or in a similar manner, by those skilled in the art, without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.
Claims (10)
1. The utility model provides a high-efficient detection mechanism of stamping workpiece face profile tolerance, includes base (1) and test piece (2), be formed with detection face (23) on test piece (2), its characterized in that, base (1) top is provided with and is used for prescribing a limit to test piece (2), limit to portion includes base (1) top forms holds test piece (2) recess, and top-down and test piece (2) butt spacing locating part (4) and reference column (5), leave the clearance between the inner contour of recess and the outline of test piece (2), the clearance department detects through moving the stopper whether the outline of test piece (2) accords with the tolerance scope of technical requirement; after the test piece (2) is fixed, a guiding rule (3) is assembled at the position corresponding to the detection surface (23), and whether the detection surface (23) meets the tolerance range of the technical requirement is detected by changing the position where the guiding rule (3) is attached to the detection surface (23).
2. The high-efficiency detection mechanism for the surface profile of the stamping part according to claim 1, wherein the test piece (2) is composed of a base plate (21) at a middle position and slave plates (22) arranged on two sides of the base plate, the horizontal position of the slave plates (22) is higher than that of the base plate (21), and a transition surface between the base plate (21) and the slave plates (22) is the detection surface (23).
3. The efficient detection mechanism for the surface profile of the stamping part according to claim 1, wherein a first installation groove (11) is formed in the top surface of the base (1), a second installation groove (12) which is concave is formed in two ends of the bottom of the first installation groove (11), the inner profile of the first installation groove (11) is larger than the outer profile of the test piece (2), a step (14) is arranged between the two corresponding installation grooves (12) in the bottom of the first installation groove (11), and after the test piece (2) is placed on the step (14), the top end of the test piece (2) is parallel to the top surface of the base (1).
4. The efficient detection mechanism for the surface profile of the stamping part according to claim 3, wherein the positioning column (5) comprises a limiting block (51) and a plug rod (52) which are sequentially connected from top to bottom, the middle part of the bottom end of the first mounting groove (11) is provided with a slot (13) downwards, the steps (14) and the positions of the test piece (2) corresponding to the slot (13) are respectively provided with a positioning hole (15) and a limiting hole (24) in a penetrating mode, the plug rod (52) is fixedly inserted into the slot (13), the positioning holes (15) are fixedly inserted into the limiting block (51) in a matching mode, and the positioning holes (15) are matched with the limiting block (51).
5. The efficient detection mechanism for surface profile of stamping part according to claim 4, wherein at least two positioning columns (5) are provided, the two positioning columns (5) apply loads to two sides of the test piece (2) respectively, and the limiting piece (4) acts on the middle position of the test piece (2).
6. The efficient detection mechanism for the surface profile of the stamping part according to claim 5, wherein the limiting piece (4) is of a bent structure, the end part of the limiting piece (4) is connected with a fixing block (41) through a bolt and a nut, and the contact position of the fixing block (41) and the test piece (2) is made of elastic materials.
7. The efficient detection mechanism for the surface profile of the stamping part according to claim 6, wherein after the test piece (2) is fixed, a clamping groove (16) is formed in the base (1) corresponding to the detection surface (23), the clamping groove (16) is communicated with the first mounting groove (11), and the guiding rule (3) is fixedly inserted into the clamping groove (16).
8. The efficient detection mechanism for surface profile of stamping part according to claim 7, wherein concave surfaces (31) and convex surfaces (32) are respectively formed at positions of two opposite side walls of the guiding rule (3) corresponding to the detection surface (23), and the positions of the guiding rule (3) relative to the clamping groove (16) after the concave surfaces (31) and the convex surfaces (32) are contacted with the detection surface (23) are compared successively, so that whether the detection surface (23) meets a tolerance range of technical requirements is determined.
9. The efficient detection mechanism for the surface profile of the stamping part according to claim 8, wherein an avoidance groove (33) is formed at the lower end of the guiding rule (3) corresponding to the detection surface (23), and the avoidance groove (33) is used for avoiding the step (14).
10. The method for using the stamping part surface profile high-efficiency detection mechanism is characterized by comprising the following steps:
firstly, after a test piece (2) is placed on the top of a step (14), a positioning column (5) is pressed down from top to bottom to align with the position of a slot (13), the degree of freedom of the test piece (2) in the plane direction is limited in a small range, until a plug rod (52) is fixedly inserted into the slot (13), and after a limiting block (51) is fixedly inserted into a limiting hole (24) of the test piece (2), the position of the limiting piece (4) can be adjusted to enable a fixing block (41) to tightly abut against the middle position of the test piece (2), so that the degree of freedom of the test piece (2) in the vertical direction is limited, after the test piece (2) is completely limited and fixed, a plug rod is used for testing whether the outer contour of the test piece (2) meets the technical requirement, the two ends of the plug rod are different in size, the two ends of the plug rod respectively represent the minimum value and the maximum value, the minimum value end and the maximum value end of the plug rod are inserted into a gap between the outer contour of the test piece (2) and the inner contour of a mounting groove I (11), the minimum value end of the plug rod can be inserted into the gap between the two and encircle, and the maximum value end of the plug rod can not be inserted into the outer contour of the test piece (2) in the range; then inserting the guiding rule (3) into the clamping groove (16), wherein depth data of a concave surface (31) and a convex surface (32) of the guiding rule (3) respectively represent an upper limit value and a lower limit value of the size of the detection surface (23), when the concave surface (31) is aligned with the detection surface (23), the guiding rule (3) can be smoothly inserted into the clamping groove (16), when the convex surface (32) is aligned with the detection surface (23), the convex surface (32) is firstly abutted with the detection surface (23), and the guiding rule (3) cannot be smoothly inserted into the clamping groove (16), and when the two conditions are met, the detection surface (23) meets the tolerance range of the technical requirement, namely a qualified product, and the guiding rule is detected, otherwise, the guiding rule is a disqualified product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310634066.5A CN116858071A (en) | 2023-05-31 | 2023-05-31 | Stamping part surface profile degree efficient detection mechanism and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310634066.5A CN116858071A (en) | 2023-05-31 | 2023-05-31 | Stamping part surface profile degree efficient detection mechanism and use method |
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| Publication Number | Publication Date |
|---|---|
| CN116858071A true CN116858071A (en) | 2023-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310634066.5A Pending CN116858071A (en) | 2023-05-31 | 2023-05-31 | Stamping part surface profile degree efficient detection mechanism and use method |
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| Country | Link |
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| CN (1) | CN116858071A (en) |
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2023
- 2023-05-31 CN CN202310634066.5A patent/CN116858071A/en active Pending
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