Edge detector for outer-side embossed heat shield of engine

Abstract

The utility model provides an engine outer side embossed heat shield edge detector. The detector is characterized in that support columns are arranged around a bottom plate in a penetrating manner; the A port side positioning and limiting module is arranged on one side of the top end of the bottom plate through bolt connection; the arc-shaped notch edge positioning block is connected to the side, away from the A port side positioning and limiting module, of the top end of the bottom plate through bolts. The special-shaped side limiting detection module is arranged on the side, away from the A port side positioning and limiting module, of the top end of the bottom plate through bolt connection. The special-shaped side limiting detection module is arranged around the arc-shaped notch edge positioning block. The measuring gauge module is arranged at the top end of the bottom plate, one side of the measuring gauge module is arranged on the side, away from the arc-shaped notch edge positioning block, of the A port side positioning and limiting module through bolt connection, and the other side of the measuring gauge module is placed between the special-shaped side limiting detection module and the A port side positioning and limiting module.

Description

Technical Field

[0001] The utility model relates to the detection field, in particular to the technical field of embossed heat shield detection, and specifically is an edge detector for an embossed heat shield on the outer side of an engine. Background Art

[0002] When processing the embossed heat shield on the outside of the engine, the sheet material needs to be cut into a suitable size, then pressed with a knurling machine and then formed by stamping. However, the rebound formed after the stamping process causes the shape and size of the embossed heat shield to change, making it impossible to assemble it later. However, because the shape of the embossed heat shield on the outside of the engine is complex with multiple curved surfaces, it is impossible to accurately measure it using conventional calipers and plug gauges. It is necessary to design a detection fixture to measure the edge of the embossed heat shield on the outside of the engine to determine whether the size is out of tolerance. Summary of the invention

[0003] In view of the above-mentioned shortcomings of the prior art, the purpose of the utility model is to provide an engine outer embossed heat shield edge detector to solve the difficulties of the prior art.

[0004] In order to achieve the above-mentioned purpose and other related purposes, the utility model provides an engine outer side embossed heat shield edge detector, comprising:

[0005] A bottom plate 1, wherein support columns 11 are arranged around the bottom plate 1;

[0006] A through-port side positioning and limiting module 2, the through-port side positioning and limiting module 2 is arranged on one side of the top end of the bottom plate 1 by bolt connection;

[0007] An arc-shaped notch edge positioning block 3, wherein the arc-shaped notch edge positioning block 3 is arranged on a side of the top of the bottom plate 1 away from the A-port side positioning and limiting module 2 through bolt connection;

[0008] The special-shaped side limit detection module 4 is arranged on the top of the bottom plate 1 away from the side of the A-port side positioning limit module 2 through bolt connection, and the special-shaped side limit detection module 4 is arranged around the arc-shaped notch edge positioning block 3;

[0009] A measuring and checking fixture module 5 is arranged at the top of the base plate 1, one side of the measuring and checking fixture module 5 is arranged on the side of the A-port side positioning and limiting module 2 away from the arc-shaped notch edge positioning block 3 through a bolt connection, and the other side of the measuring and checking fixture module 5 is placed between the special-shaped side limit detection module 4 and the A-port side positioning and limiting module 2.

[0010] According to the preferred solution, the A port side positioning and limiting module 2 includes:

[0011] A through-port limiting block 21, the A through-port limiting block 21 is arranged just above one side of the bottom plate 1, and a semicircular limiting groove 22 is opened in the middle of the bottom of the A through-port limiting block 21;

[0012] A vertical rod 23, the vertical rod 23 is passed through the bottom end of the A-port limit block 21, and a pair of the vertical rods 23 are provided. The pair of vertical rods 23 are respectively located on the left and right sides of the semicircular limit groove 22, and the bottom of the vertical rod 23 is connected to the top of the bottom plate 1 by welding;

[0013] A quarter-circular shell positioning column 24, the quarter-circular shell positioning column 24 is arranged on one side of the bottom plate 1 close to the A-port limit block 21 through bolt connection, the quarter-circular shell positioning column 24 is located directly below the semicircular limit groove 22, and the top of the quarter-circular shell positioning column 24 contacts the arc groove surface at the top of the semicircular limit groove 22;

[0014] A through-port shell side No. 1 positioning block 25, the A through-port shell side No. 1 positioning block 25 is arranged on the bottom plate 1 just below the side of the A through-port limit block 21 close to the quarter-circular shell positioning column 24 through bolt connection, and the A through-port shell side No. 1 positioning block 25 is located between the quarter-circular shell positioning column 24 and the vertical rod 23;

[0015] A second positioning block 26 on the side of the A-port shell, the second positioning block 26 on the side of the A-port shell is connected by bolts and arranged on the side of the first positioning block 25 on the side of the A-port shell away from the quarter-circular shell positioning column 24, and the second positioning block 26 on the side of the A-port shell is arranged in parallel on the side of the quarter-circular shell positioning column 24 close to the inner center of the semicircular limiting groove 22;

[0016] A number one positioning block 27 on the A-port notch side, the number one positioning block 27 on the A-port notch side is connected by bolts and is arranged on the top of the bottom plate 1 on the quarter-circular shell positioning column 24 and is away from the semicircular limiting groove 22 and the number one positioning block 25 on the A-port shell side, and the center line of the number one positioning block 27 on the A-port notch side is perpendicular to the center line of the quarter-circular shell positioning column 24;

[0017] A second positioning block 28 on the side of the A-port notch is connected by bolts to set the first positioning block 27 on the side of the A-port notch away from the top of the bottom plate 1 on one side of the quarter-circular shell positioning column 24, and the second positioning block 28 on the side of the A-port notch is placed vertically with the first positioning block 27 on the side of the A-port notch;

[0018] The No. 1 flange strip positioning groove 29 is respectively opened on the side of the quarter-circular shell positioning column 24, the No. 1 positioning block 25 on the A-port shell side, the No. 2 positioning block 26 on the A-port shell side, the No. 1 positioning block 27 on the A-port notch side and the No. 2 positioning block 28 on the A-port notch side close to the central axis of the bottom plate 1.

[0019] According to the preferred embodiment, the diameter of the semicircular limiting groove 22 is equal to the bottom length of the Xiaoyu A opening limiting block 21.

[0020] According to the preferred solution, the center line of the No. 1 positioning block 27 on the notch side of the A-port is parallel to the center line of the No. 1 positioning block 25 on the shell side of the A-port.

[0021] According to the preferred embodiment, the arc-shaped notch edge positioning block 3 includes: a No. 1 U-shaped arc profiling positioning block 31, a No. 2 U-shaped arc profiling positioning block 32 and an inclined through hole positioning block 33, wherein the inclined through hole positioning block 33 is arranged by welding at the top end of the base plate 1 away from the A-port limit block 21 and close to the side of the No. 1 positioning block 25 on the A-port shell side; the inclined through hole positioning block 33 is cylindrical, the No. 1 U-shaped arc profiling positioning block 31 is arranged by welding at the top end of the base plate 1 and is located at the side of the A-port limit block 21 close to the U-shaped arc profiling positioning block, and the No. 2 U-shaped arc profiling positioning block 32 is arranged by welding at the top end of the base plate 1 and is located at the side of the No. 1 positioning block 27 on the A-port notch side of the inclined through hole positioning block 33; the tops of the No. 1 U-shaped arc profiling positioning block 31 and the No. 2 U-shaped arc profiling positioning block 32 are multi-arc profiling surfaces 34.

[0022] According to the preferred solution, the special-shaped side limit detection module 4 includes:

[0023] A U-shaped stopper 41 is provided on the top of the bottom plate 1 by welding, and is located on the side of the inclined through-hole positioning block 33 away from the A-through-port stopper 21. A trapezoidal groove 42 is provided in the middle of the U-shaped stopper 41, and the A-through-port stopper 21 is located in the middle of the trapezoidal groove 42;

[0024] A first positioning plate 43 on the special-shaped side, which is arranged on the top of the bottom plate 1 by welding and is located between the U-shaped limiting block 41 on the special-shaped side and the second positioning block 26 on the A-port shell side;

[0025] The second positioning plate 44 on the special-shaped side is arranged at the top of the bottom plate 1 by welding, and is located between the U-shaped limit block 41 on the special-shaped side and the second positioning block 28 on the A-through-mouth notch side. The second positioning plate 44 on the special-shaped side and the second positioning block 28 on the A-through-mouth notch side are arranged perpendicular to each other;

[0026] The third shaped side positioning plate 45 is arranged at an angle on the top of the bottom plate 1 by welding and is located between the second shaped side positioning plate 44 and the U-shaped side limiting block 41;

[0027] The second flange strip positioning groove 46 is respectively provided on the side of the U-shaped limit block 41 on the special-shaped side, the first positioning plate 43 on the special-shaped side, the second positioning plate 44 on the special-shaped side, and the third positioning plate 45 on the special-shaped side close to the central axis of the bottom plate 1;

[0028] The caliper bottom plate 47 is respectively arranged on the side of the special-shaped side U-shaped limit block 41, the special-shaped side No. 1 positioning plate 43, the special-shaped side No. 2 positioning plate 44, and the special-shaped side No. 3 positioning plate 45 away from the No. 2 flange strip positioning groove 46 through bolt connection;

[0029] A vertical caliper 48 , the bottom of which is connected to the top of the caliper bottom plate 47 by bolts, and the top of which is arranged just above the second flange strip positioning groove 46 .

[0030] According to the preferred embodiment, the measuring fixture module 5 includes:

[0031] The U-shaped spring clip block 51 is connected by bolts and arranged on the side of the A-port housing side No. 1 positioning block 25 away from the central axis of the bottom plate 1, and a needle gauge 52 is clamped on the top of the U-shaped spring clip block 51;

[0032] The square groove placement block 53 is arranged on the side of the A-port limit block 21 away from the special-shaped U-shaped limit block 41 through bolt connection, and a semicircular go / no-go gauge 54 is placed on the top of the square groove placement block 53 .

[0033] According to a preferred embodiment, the extension lines of the center lines of the No. 1 positioning plate 43 on the special-shaped side and the No. 2 positioning block 26 on the A-port shell side are parallel to each other.

[0034] The utility model adopts a bottom plate 1, an A-port side positioning and limiting module 2, an arc-shaped notch edge positioning block 3, a special-shaped side limiting detection module 4 and a measuring and checking fixture module 5. After the embossed heat shield on the outside of the engine to be tested is limited by the A-port side positioning and limiting module 2, the arc-shaped notch edge positioning block 3 and the special-shaped side limiting detection module 4, a needle gauge 52 in the measuring and checking fixture module 5 is slid along the groove wall on the side of the No. 1 flange strip positioning groove 29 and the No. 2 flange strip positioning groove 46 close to the central axis of the bottom plate 1. It is observed by naked eyes whether there is a gap between the needle gauge 52 and the groove wall on the side of the No. 1 flange strip positioning groove 29 and the No. 2 flange strip positioning groove 46 close to the central axis of the bottom plate 1 to judge whether the embossed heat shield to be tested is deformed. It is judged whether there is a gap along the side where the notch in the embossed heat shield to be tested and the arc-shaped notch edge positioning block 3 are in contact with the semicircular plate pass and stop gauge 54 to judge whether two notches and one inclined punching of the embossed heat shield to be tested are processed in place.

[0035] The best embodiment of the present invention will be described in more detail below in conjunction with the accompanying drawings so that the features and advantages of the present invention can be easily understood. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] Figure 1 The display is a three-dimensional structural schematic diagram of the utility model;

[0037] Figure 2 Shown is a three-dimensional structural schematic diagram of another viewing angle of the utility model;

[0038] Figure 3 The structure diagram of the utility model after the embossed heat shield to be tested is shown;

[0039] Figure 4 It is an enlarged schematic diagram of the three-dimensional structure of the first flange strip positioning groove and the second flange strip positioning groove in the present utility model;

[0040] Figure 5 Shown is a schematic diagram of the embossed heat shield to be tested according to the present utility model;

[0041] Description of symbols

[0042] 1. Base plate; 11. Support column;

[0043] 2. Positioning and limiting module on the A port side; 21. Positioning block on the A port; 22. Semicircular limiting groove; 23. Vertical pole; 24. Quarter-circular shell positioning column; 25. Positioning block No. 1 on the A port shell side; 26. Positioning block No. 2 on the A port shell side; 27. Positioning block No. 1 on the A port notch side; 28. Positioning block No. 2 on the A port notch side; 29. ​​Positioning groove No. 1 on the flange strip;

[0044] 3. Arc notch edge positioning block; 31. No. 1 U-shaped arc profiling positioning block; 32. No. 2 U-shaped arc profiling positioning block; 33. Inclined through hole positioning block; 34. Multi-arc profiling surface;

[0045] 4. Special-shaped side limit detection module; 41. Special-shaped side U-shaped limit block; 42. Trapezoidal groove; 43. Special-shaped side No. 1 positioning plate; 44. Special-shaped side No. 2 positioning plate; 45. Special-shaped side No. 3 positioning plate; 46. No. 2 flange strip positioning groove; 47. Caliper base; 48. Vertical caliper;

[0046] 5. Measuring and checking fixture module; 51. U-shaped spring clip block; 52. Needle gauge; 53. Square slot placement block; 54. Semicircular go and no-go gauge; DETAILED DESCRIPTION

[0047] In order to make the purpose, technical solution and advantages of the technical solution of the utility model clearer, the technical solution of the embodiment of the utility model will be clearly and completely described in conjunction with the drawings of the specific embodiments of the utility model. The same figure marks in the drawings represent the same parts. It should be noted that the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the described embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0048] Compared with the embodiments shown in the drawings, feasible implementations within the scope of protection of the present invention may have fewer components, other components not shown in the drawings, different components, differently arranged components, or differently connected components, etc. In addition, two or more components in the drawings may be implemented in a single component, or a single component shown in the drawings may be implemented as multiple separate components.

[0049] Unless otherwise defined, the technical terms or scientific terms used herein shall have the usual meanings understood by persons with ordinary skills in the field to which the utility model belongs. The words "first", "second" and similar words used in the specification and claims of the utility model patent application do not indicate any order, quantity or importance, but are only used to distinguish different components. Similarly, words such as "one" or "one" do not necessarily indicate quantity restrictions. Words such as "include" or "comprise" mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. Words such as "connect" or "connected" are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0050] The utility model proposes an engine outer side embossed heat shield edge detector, which is used in the embossed heat shield detection process. The structure of the base plate 1, the A-port side positioning and limiting module 2, the arc-shaped notch edge positioning block 3, the special-shaped side limiting detection module 4 and the measuring and checking fixture module 5 in the utility model is particularly suitable for judging whether the engine outer side embossed heat shield is out of size due to large stamping rebound deformation by judging the gap size between the flange strips around the engine outer side embossed heat shield and the groove wall on one side of the first flange strip positioning groove 29 and the second flange strip positioning groove 46.

[0051] In general, the engine outer embossed heat shield edge detector proposed by the utility model mainly includes: a bottom plate 1, an A-port side positioning and limiting module 2, an arc-shaped notch edge positioning block 3, a special-shaped side limit detection module 4 and a measuring and checking fixture module 5, among which, you can refer to Figure 1 , which shows the arrangement relationship of the bottom plate 1, the A-port side positioning and limiting module 2, the arc-shaped notch edge positioning block 3, the special-shaped side limiting detection module 4 and the measuring and checking fixture module 5.

[0052] When the engine outer embossed heat shield edge detector proposed by the utility model is used, one side of the engine outer embossed heat shield to be detected, the A port, is placed on the No. 1 positioning block 25 on the A port shell side, the No. 2 positioning block 26 on the A port shell side, the No. 1 positioning block 27 on the A port notch side, and the No. 2 positioning block 28 on the A port notch side, and the arc end of one quarter of the engine outer embossed heat shield is clamped in the No. 1 flange strip positioning groove 29 between the semicircular limiting groove 22 and the quarter-circular shell positioning column 24, and then the through hole on the other side of the side embossed heat shield is sleeved on the inclined through hole positioning block 33, and finally the flange strips around the engine outer embossed heat shield are clamped in the corresponding No. 1 flange strip positioning groove 29 and No. 2 flange strip positioning grooves. In the positioning groove 46, drive the vertical caliper 48 to limit the embossed heat insulation cover to be tested, take out the needle gauge 52, and slide the needle gauge 52 along the groove wall on the side of the center axis of the bottom plate 1 of the No. 1 flange strip positioning groove 29 and the No. 2 flange strip positioning groove 46. Observe with the naked eye whether there is a gap between the needle gauge 52 and the groove wall on the side of the center axis of the bottom plate 1 of the No. 1 flange strip positioning groove 29 and the No. 2 flange strip positioning groove 46 to determine whether the embossed heat insulation cover to be tested has an excessive deformation degree due to the rebound force of the material being transformed back to the plane as a whole after stamping. Then take out the semicircular go / no-go gauge 54, and determine whether there is a gap along the side where the notch in the embossed heat insulation cover to be tested contacts the arc-shaped notch edge positioning block 3 to determine whether the punching opening is in place.

[0053] The above-mentioned A-port side positioning and limiting module 2 is arranged on one side of the top of the bottom plate 1 through bolt connection, and the A-port side positioning and limiting module 2 includes: an A-port limiting block 21, a vertical rod 23, a quarter-circular shell positioning column 24, a No. 1 positioning block 25 on the A-port shell side, a No. 2 positioning block 26 on the A-port shell side, a No. 1 positioning block 27 on the A-port notch side, a No. 2 positioning block 28 on the A-port notch side and a No. 1 flange strip positioning groove 29, wherein the A-port limiting block 21 is arranged just above one side of the bottom plate 1, a semicircular limiting groove 22 is opened in the middle of the bottom of the A-port limiting block 21, a vertical rod 23 is passed through the bottom end of the A-port limiting block 21, and the vertical rod 23 is arranged There is a pair of vertical rods 23, which are respectively located on the left and right sides of the semicircular limiting groove 22. The bottom of the vertical rod 23 is connected to the top of the bottom plate 1 by welding. The quarter-circular shell positioning column 24 is set on the side of the bottom plate 1 close to the A through-port limiting block 21 through bolt connection. The quarter-circular shell positioning column 24 is located directly below the semicircular limiting groove 22, and the top of the quarter-circular shell positioning column 24 is in contact with the arc groove surface at the top of the semicircular limiting groove 22; a No. 1 positioning block 25 on the A through-port shell side is set on the bottom plate 1 directly below the A through-port limiting block 21 close to the quarter-circular shell positioning column 24 through bolt connection. The positioning block 25 is located between the quarter-circular shell positioning column 24 and the vertical rod 23, the No. 2 positioning block 26 on the A-port shell side is connected by bolts and is arranged on the side of the No. 1 positioning block 25 on the A-port shell side away from the quarter-circular shell positioning column 24, the No. 2 positioning block 26 on the A-port shell side is arranged in parallel on the side of the quarter-circular shell positioning column 24 close to the inner center of the semicircular limiting groove 22, the No. 1 positioning block 27 on the A-port notch side is connected by bolts and is arranged on the top of the bottom plate 1 The quarter-circular shell positioning column 24 is also away from the semicircular limiting groove 22 and the No. 1 positioning block 25 on the A-port shell side, and the center of the No. 1 positioning block 27 on the A-port notch side The line is perpendicular to the center line of the quarter-circular shell positioning column 24; the No. 1 positioning block 27 on the A-port notch side is away from the top of the bottom plate 1 on the side of the quarter-circular shell positioning column 24 through bolt connection to set the No. 2 positioning block 28 on the A-port notch side, the No. 2 positioning block 28 on the A-port notch side is placed vertically with the No. 1 positioning block 27 on the A-port notch side, and the No. 1 flange strip positioning groove 29 is respectively opened on the quarter-circular shell positioning column 24, the No. 1 positioning block 25 on the A-port shell side, the No. 2 positioning block 26 on the A-port shell side, the No. 1 positioning block 27 on the A-port notch side and the No. 2 positioning block 28 on the A-port notch side close to the side of the central axis of the bottom plate 1.

[0054] The arc-shaped notch edge positioning block 3 is arranged on the side of the positioning and limiting module 2 on the A-port side at the top of the bottom plate 1 by bolt connection. The arc-shaped notch edge positioning block 3 includes: a No. 1 U-shaped arc profiling positioning block 31, a No. 2 U-shaped arc profiling positioning block 32 and an inclined through-hole positioning block 33. The card block inclined through-hole positioning block 33 is arranged on the side of the No. 1 positioning block 25 on the A-port shell side at the top of the bottom plate 1 by welding. 33 is cylindrical, the first U-shaped arc profiling positioning block 31 of the card block is arranged by welding at the top of the bottom plate 1 and is located on the side of the A-through-port limit block 21 close to the U-shaped arc profiling positioning block, and the second U-shaped arc profiling positioning block 32 of the card block is arranged by welding at the top of the bottom plate 1 and is located on the side of the first positioning block 27 close to the A-through-port notch side of the inclined through-hole positioning block 33; the tops of the first U-shaped arc profiling positioning block 31 and the second U-shaped arc profiling positioning block 32 of the card block are multi-arc profiling surfaces 34.

[0055] The above-mentioned special-shaped side limit detection module 4 is arranged on the side of the top of the bottom plate 1 away from the A-port side positioning limit module 2 through bolt connection. The special-shaped side limit detection module 4 is arranged around the arc-shaped notch edge positioning block 3. The special-shaped side limit detection module 4 includes: a special-shaped side U-shaped limit block 41, a special-shaped side No. 1 positioning plate 43, a special-shaped side No. 2 positioning plate 44, a special-shaped side No. 3 positioning plate 45, a No. 2 flange strip positioning groove 46, a caliper bottom plate 47 and a vertical caliper 48, wherein the special-shaped side U-shaped limit block 41, a special-shaped side No. 1 positioning plate 43, a special-shaped side No. 2 positioning plate 44, a special-shaped side No. 3 positioning plate 45, a No. 2 flange strip positioning groove 46, a caliper bottom plate 47 and a vertical caliper 48. The U-shaped limit block 41 on the shaped side is set at the top of the bottom plate 1 by welding, and the U-shaped limit block 41 on the special-shaped side is located on the side of the inclined through-hole positioning block 33 away from the A-port limit block 21. A trapezoidal groove 42 is opened in the middle of the U-shaped limit block 41 on the shaped side, and the A-port limit block 21 is located in the middle of the trapezoidal groove 42; the first positioning plate 43 on the special-shaped side is set at the top of the bottom plate 1 by welding and is located between the U-shaped limit block 41 on the shaped side and the second positioning block 26 on the A-port shell side. A second shaped measuring plate 44 is arranged between the U-shaped limiting block 41 and the second shaped positioning block 28 on the A-shaped notch side by welding, and the second shaped measuring plate 44 and the second shaped positioning block 28 on the A-shaped notch side are arranged perpendicular to each other, and the third shaped side positioning plate 45 is arranged at an angle on the top of the bottom plate 1 by welding, and is located between the second shaped measuring plate 44 and the U-shaped side limiting block 41 on the special-shaped side, and the U-shaped side limiting block 41, the first shaped side positioning plate 43, the second shaped measuring plate 44, and the third shaped side positioning plate A No. 2 flange strip positioning groove 46 is respectively provided on one side of the No. 1 positioning plate 45 close to the central axis of the bottom plate 1, and a caliper bottom plate 47 is respectively arranged on the side of the special-shaped side U-shaped limit block 41, the special-shaped side No. 1 positioning plate 43, the special-shaped side No. 2 positioning plate 44, and the special-shaped side No. 3 positioning plate 45 away from the No. 2 flange strip positioning groove 46 through bolt connections, and a vertical caliper 48 is arranged on the top of the caliper bottom plate 47 through bolt connections, and the top of the vertical caliper 48 is arranged directly above the No. 2 flange strip positioning groove 46.

[0056] The above-mentioned measuring and checking fixture module 5 is arranged at the top of the base plate 1, and one side of the measuring and checking fixture module 5 is arranged on the side of the A-through-port side positioning and limiting module 2 away from the arc-shaped notch edge positioning block 3 through bolt connection, and the other side of the measuring and checking fixture module 5 is placed between the special-shaped side limit detection module 4 and the A-through-port side positioning and limiting module 2. The measuring and checking fixture module 5 includes: a U-shaped spring clip block 51, a needle gauge 52, a square groove placement block 53 and a semicircular sheet go and no-go gauge 54.

[0057] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the technology may modify or alter the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or alterations made by a person of ordinary skill in the art without departing from the spirit and technical concept disclosed in the present invention shall still be covered by the claims of the present invention.

Claims

1. An engine outer embossed heat shield edge detector, characterized in that: include: A bottom plate (1), wherein support columns (11) are arranged around the bottom plate (1); A port side positioning and limiting module (2), the A port side positioning and limiting module (2) being arranged on one side of the top end of the base plate (1) by means of bolt connection; An arc-shaped notch edge positioning block (3), the arc-shaped notch edge positioning block (3) being arranged on a side of the top end of the bottom plate (1) away from the A-port side positioning and limiting module (2) through bolt connection; A special-shaped side limit detection module (4), the special-shaped side limit detection module (4) is arranged on a side of the top of the bottom plate (1) away from the A-port side positioning limit module (2) through bolt connection, and the special-shaped side limit detection module (4) is arranged around the arc-shaped notch edge positioning block (3); A measuring fixture module (5) is arranged on the top of the base plate (1), one side of the measuring fixture module (5) is arranged on the side of the A-port side positioning and limiting module (2) away from the arc-shaped notch edge positioning block (3) through bolt connection, and the other side of the measuring fixture module (5) is placed between the special-shaped side limiting detection module (4) and the A-port side positioning and limiting module (2).

2. The engine outer embossed heat shield edge detector according to claim 1, characterized in that: The A-port side positioning and limiting module (2) comprises: A through-port limiting block (21), the A through-port limiting block (21) being arranged just above one side of the bottom plate (1), and a semicircular limiting groove (22) being provided in the middle of the bottom of the A through-port limiting block (21); A vertical rod (23), the vertical rod (23) is passed through the bottom end of the A-port limit block (21), a pair of the vertical rods (23) are provided, the pair of the vertical rods (23) are respectively located on the left and right sides of the semicircular limit groove (22), and the bottom of the vertical rod (23) is connected to the top of the bottom plate (1) by welding; A quarter-circular shell positioning column (24), wherein the quarter-circular shell positioning column (24) is connected by bolts and arranged on one side of the bottom plate (1) close to the A-port limit block (21), the quarter-circular shell positioning column (24) is located directly below the semicircular limit groove (22), and the top of the quarter-circular shell positioning column (24) contacts the arc groove surface at the top of the semicircular limit groove (22); A first positioning block (25) on the side of the A-port shell, the first positioning block (25) on the side of the A-port shell is connected by bolts and arranged on the bottom plate (1) directly below the side of the A-port limit block (21) close to the quarter-circular shell positioning column (24), and the first positioning block (25) on the side of the A-port shell is located between the quarter-circular shell positioning column (24) and the vertical rod (23); A second positioning block (26) on the A-port shell side, the second positioning block (26) on the A-port shell side is arranged on a side of the first positioning block (25) on the A-port shell side away from the quarter-circular shell positioning column (24) through bolt connection, and the second positioning block (26) on the A-port shell side is arranged in parallel on a side of the quarter-circular shell positioning column (24) close to the inner center of the semicircular limiting groove (22); A first positioning block (27) on the A-port notch side, the first positioning block (27) on the A-port notch side is arranged on the top of the bottom plate (1) on a quarter-circular housing positioning column (24) through bolt connection and is away from the semicircular limiting groove (22) and the first positioning block (25) on the A-port housing side, and the center line of the first positioning block (27) on the A-port notch side is perpendicular to the center line of the quarter-circular housing positioning column (24); A second positioning block (28) on the A-port notch side, the second positioning block (28) on the A-port notch side is connected to the first positioning block (27) on the A-port notch side by bolts and arranged on the top of the bottom plate (1) away from the one side of the quarter-circular shell positioning column (24), and the second positioning block (28) on the A-port notch side is placed vertically with the first positioning block (27) on the A-port notch side; A No. 1 flange strip positioning groove (29), wherein the No. 1 flange strip positioning groove (29) is respectively arranged on one side of a quarter-circular shell positioning column (24), a No. 1 positioning block (25) on the A-port shell side, a No. 2 positioning block (26) on the A-port shell side, a No. 1 positioning block (27) on the A-port notch side, and a No. 2 positioning block (28) on the A-port notch side, close to the central axis of the bottom plate (1).

3. The engine outer embossed heat shield edge detector according to claim 2, characterized in that: The arc-shaped notch edge positioning block (3) comprises: a first U-shaped arc profiling positioning block (31), a second U-shaped arc profiling positioning block (32) and an inclined through-hole positioning block (33); the inclined through-hole positioning block (33) is arranged by welding on the top of the bottom plate (1) away from the A-port limiting block (21) and close to the first positioning block (25) on the A-port shell side; the inclined through-hole positioning block (33) is cylindrical; the first U-shaped arc profiling positioning block (3 1) is arranged by welding at the top of the bottom plate (1) on the side of the A-port limit block (21) close to the U-shaped circular arc profiling positioning block (), and the second U-shaped circular arc profiling positioning block (32) is arranged by welding at the top of the bottom plate (1) on the side of the inclined through hole positioning block (33) close to the A-port notch side of the first positioning block (27); the tops of the first U-shaped circular arc profiling positioning block (31) and the second U-shaped circular arc profiling positioning block (32) are multi-circular arc profiling surfaces (34).

4. The engine outer embossed heat shield edge detector according to claim 3, characterized in that: The special-shaped side limit detection module (4) comprises: A special-shaped side U-shaped limit block (41), the special-shaped side U-shaped limit block (41) is arranged on the top of the bottom plate (1) by welding, the special-shaped side U-shaped limit block (41) is located on the side of the inclined through hole positioning block (33) away from the A-through-port limit block (21), a trapezoidal groove (42) is provided in the middle of the special-shaped side U-shaped limit block (41), and the A-through-port limit block (21) is located in the middle of the trapezoidal groove (42); A first positioning plate (43) on the special-shaped side, wherein the first positioning plate (43) on the special-shaped side is arranged at the top of the bottom plate (1) by welding and is located between the U-shaped limiting block (41) on the special-shaped side and the second positioning block (26) on the A-port shell side; A second positioning plate (44) on the special-shaped side, the second positioning plate (44) on the special-shaped side is arranged at the top of the bottom plate (1) by welding and is located between the U-shaped limiting block (41) on the special-shaped side and the second positioning block (28) on the A-opening notch side, and the second positioning plate (44) on the special-shaped side and the second positioning block (28) on the A-opening notch side are arranged perpendicular to each other; A third positioning plate (45) on the special-shaped side, wherein the third positioning plate (45) on the special-shaped side is arranged obliquely at the top of the bottom plate (1) by welding and is located between the second positioning plate (44) on the special-shaped side and the U-shaped limiting block (41) on the special-shaped side; A second flange strip positioning groove (46), wherein the second flange strip positioning groove (46) is respectively provided on one side of the U-shaped limit block (41) on the special-shaped side, the first positioning plate (43) on the special-shaped side, the second positioning plate (44) on the special-shaped side, and the third positioning plate (45) on the special-shaped side close to the central axis of the bottom plate (1); A caliper bottom plate (47), wherein the caliper bottom plate (47) is respectively arranged on a side of the U-shaped limit block (41) on the special-shaped side, the first positioning plate (43) on the special-shaped side, the second positioning plate (44) on the special-shaped side, and the third positioning plate (45) on the special-shaped side away from the second flange strip positioning groove (46) through bolt connection; A vertical caliper (48), the bottom of the vertical caliper (48) is connected to the top of the caliper bottom plate (47) by bolts, and the top of the vertical caliper (48) is arranged directly above the second flange strip positioning groove (46).

5. The engine outer embossed heat shield edge detector according to claim 4, characterized in that: The measuring fixture module (5) comprises: The U-shaped spring clip block (51) is connected by bolts and arranged on the side of the first positioning block (25) on the A-port housing side away from the central axis of the bottom plate (1), and a needle gauge (52) is clamped on the top of the U-shaped spring clip block (51); A square groove placement block (53) is arranged on the side of the A-port limit block (21) away from the special-shaped U-shaped limit block (41) through bolt connection, and a semicircular go / no-go gauge (54) is placed on the top of the square groove placement block (53).

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