CN218723629U - Checking fixture suitable for side reinforcing plate - Google Patents

Abstract

The utility model provides an examine utensil suitable for side reinforcing plate relates to and examines a technical field, the efficiency that side reinforcing plate hole position degree detected has been improved, the side reinforcing plate piece that awaits measuring that sets up and needs to detect including the level, operation panel top central point department of putting has set firmly the brace table that supports side reinforcing plate piece that awaits measuring, the mutual adaptation of brace table top and side reinforcing plate piece that awaits measuring, be equipped with on the operation panel and make side reinforcing plate piece that awaits measuring and brace table fastening connection's fastening components, be equipped with the first determine module that is located fastening structure side and carries out the detection to the hole position degree of side reinforcing plate piece that awaits measuring on the operation panel.

Description

Checking fixture suitable for side reinforcing plate

Technical Field

The utility model relates to an examine a technical field, concretely relates to examine utensil suitable for side reinforcing plate.

Background

With the progress of the times and the improvement of the economic level of people, automobiles become a generally used transportation tool, the quantity of the automobiles kept in China is continuously increased, and the safety performance of the automobiles is more and more concerned by consumers. The automobile industry continues to develop at a high speed, parts are also continuously improved in the development and manufacturing process, the parts need to be measured by the detection tool after being improved, the detection tool is an important means and tool for evaluating the size and quality of a product through the detection tool before the mass production stage of an automobile product, the size precision is very high, and the demand for the detection tool is increased day by day.

For example, the side reinforcing plate is provided with a plurality of hole grooves, and the hole positions of the hole grooves are different, so that the detection of the hole positions of the side reinforcing plate needs a plurality of processes to complete all detection, and whether the side reinforcing plate is a qualified product can be determined.

Disclosure of Invention

For overcoming the not enough of prior art, the utility model provides an examine utensil suitable for side reinforcing plate, the side reinforcing plate piece of awaiting measuring that sets up including the level and need carry out the detection, operation panel top central point puts the department and has set firmly the brace table that supports side reinforcing plate piece of awaiting measuring, brace table top and side reinforcing plate piece of awaiting measuring mutual adaptation, be equipped with the fastening components who makes side reinforcing plate piece of awaiting measuring and brace table fastening connection on the operation panel, be equipped with on the operation panel and be located the fastening structure side and carry out the first determine module that detects to the hole site degree of side reinforcing plate piece of awaiting measuring.

For realizing above-mentioned purpose, the cooperation through brace table and fastening component is convenient for the side reinforcing plate piece that awaits measuring and brace table fixed connection to in detect the hole site degree of the side reinforcing plate piece that awaits measuring through first determine module, improved and detected the precision, it is consuming time to have reduced to detect, has improved detection efficiency.

Further, the intermediate position department of the piece that awaits measuring of side reinforcing plate is equipped with first bellying, the bellying of second and the bellying of third in proper order from left to right, fastening components include with four rapid prototyping pliers of operation panel top fixed connection, the piece that awaits measuring of side reinforcing plate passes through rapid prototyping pliers fixed connection with the brace table.

Further, the first detection assembly comprises a hole to be detected A, a hole to be detected B, two holes to be detected C and two holes to be detected D, wherein the hole to be detected A is arranged between a first protruding surface and a second protruding surface, the hole to be detected B is arranged on the right side of a third protruding surface, the holes to be detected C are arranged on the first protruding surface, the holes to be detected D are arranged on the second protruding surface, a reference positioning pin A for detecting the hole position degree of the hole to be detected A is inserted in the hole to be detected A, a reference positioning pin B for detecting the hole position degree of the hole to be detected B is inserted in the hole to be detected B, and a first go-no-go gauge for detecting the hole position degree of the hole to be detected C is inserted in each of the hole to be detected C and the hole to be detected D

Furthermore, one end of the reference positioning pin A and one end of the reference positioning pin B are round pins for detection, and the other end of the reference positioning pin A and one end of the reference positioning pin B are taper pins for positioning.

Further, operation panel top fixed mounting has the three flip structure who is located a supporting bench side, and is three flip structure arranges in proper order from left to right, flip structure all includes the T type platform with operation panel top fixed connection, T type bench top is articulated to be connected with the connecting rod, the one end of connecting rod extends to the side reinforcing plate and awaits measuring a top, be equipped with the second determine module that detects first bellying, the bellying of second and the bellying profile degree of third on the connecting rod.

Further, the second detection assembly includes the locating plate that extends to the part fixed connection above the side reinforcing plate workpiece to be measured with the connecting rod, the locating plate axial sets up, locating plate bottom one side bending is the arcwall face, and the left end position the locating plate is located first bellying top, intermediate position the locating plate is located second bellying top, and the right-hand member position the locating plate is located third bellying top, the clearance detects through the second no-go gage between locating plate and first bellying and the second bellying, the clearance detects through the third no-go gage between locating plate and the third bellying.

Further, C awaits measuring downthehole all riveting of hole and D await measuring has the screw, the equal level in two locating plate left and right sides that are located first protruding face and the protruding face of second top has set firmly the mounting panel, be equipped with the third determine module that detects the screw position degree on the mounting panel.

Further, the third determine module includes that the axial is worn to establish in the mounting panel and is slided the detection round pin of being connected with the mounting panel, the top that the mounting panel was worn to establish by the detection round pin is equipped with the handle, the spring fixed connection in the detection round pin outside is established through the cover to handle and mounting panel, the bottom that the mounting panel was worn to establish by the detection round pin offers with the detection groove of screw adaptation.

Further, the side department that the side reinforcing plate awaits measuring is equipped with a plurality of convex surface, per two be formed with the recess between the convex surface, the profile tolerance of recess and convex surface all detects through the fourth no-go gage.

The beneficial effects of the utility model reside in that: through brace table and fastening components's cooperation be convenient for side reinforcing plate piece that awaits measuring and brace table fixed connection to in detect the hole site degree of side reinforcing plate piece that awaits measuring through a determine module, improved and detected the precision, reduced simultaneously and detected consuming time, improved detection efficiency.

Drawings

The invention will be further described and illustrated with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the preferred embodiment of the present invention;

fig. 2 is a schematic structural view of the present invention viewed from above;

FIG. 3 is a schematic structural diagram of a side reinforcing plate to-be-measured member according to the present invention;

fig. 4 is an enlarged schematic structural diagram of a point a in fig. 1 according to the present invention;

fig. 5 is an enlarged schematic structural diagram of the utility model at the position B in fig. 1;

fig. 6 is an enlarged schematic structural diagram of the present invention at C in fig. 1.

Reference numerals are as follows: 1. an operation table; 2. a support table; 3. the side reinforcing plate is used for a piece to be tested; 31. a first convex surface; 32. A second convex surface; 33. a third convex surface; 34. a, a hole to be detected; 35. b, a hole to be detected; 36. c, a hole to be detected; 37. D, a hole to be detected; 4. quick clamping; 5. a, a reference positioning pin; 6. b, a reference positioning pin; 7. a turning structure; 71. A T-shaped table; 72. a connecting rod; 73. positioning a plate; 74. mounting a plate; 75. a detection pin; 76. a handle; 77. a spring.

Detailed Description

The technical solution of the present invention will be more clearly and completely explained by the description of the preferred embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1-6, the present invention discloses a checking fixture for a side reinforcing plate according to a preferred embodiment. Including the operation panel 1 that the level set up and the side reinforcing plate piece 3 that awaits measuring that needs to detect, 1 top central point department of putting of operation panel sets firmly the brace table 2 that supports side reinforcing plate piece 3 that awaits measuring, 2 tops of brace table and the mutual adaptation of side reinforcing plate piece 3 that awaits measuring, be equipped with the fastening components who makes side reinforcing plate piece 3 that awaits measuring and brace table 2 fastening connection on the operation panel 1, be equipped with on the operation panel 1 and be located the fastening structure side and carry out the first determine module that detects to the hole site degree of side reinforcing plate piece 3 that awaits measuring, be convenient for side reinforcing plate piece 3 that awaits measuring and brace table 2 fixed connection through the cooperation of brace table 2 and fastening components, so that detect the hole site degree of side reinforcing plate piece 3 that awaits measuring through first determine module, the detection precision is improved, the detection time consumption is reduced, and the detection efficiency is improved.

As shown in fig. 3, the intermediate position department of the side reinforcing plate piece 3 that awaits measuring is equipped with first bellying 31 from left to right in proper order, second bellying 32 and third bellying 33, the fastening component includes four rapid clamp 4 with 1 top fixed connection of operation panel, the side reinforcing plate piece 3 that awaits measuring passes through 4 fixed connection of rapid clamp with brace table 2, through 4 effects of rapid clamp, be convenient for brace table 2 and side reinforcing plate piece 3 fixed connection that awaits measuring, so that detect the side reinforcing plate piece 3 that awaits measuring, the accuracy that the side reinforcing plate piece 3 that awaits measuring detected has been improved.

As shown in fig. 3, the first detecting assembly includes a hole to be detected a 34, a hole to be detected B35, two holes to be detected C36 and two holes to be detected D37 which are arranged on the side reinforcing plate member to be detected 3, the hole to be detected a 34 is located between the first convex surface 31 and the second convex surface 32, the hole to be detected B35 is located on the right side of the third convex surface 33, the hole to be detected C36 is located on the first convex surface 31, the hole to be detected D37 is located on the second convex surface 32, a reference positioning pin to be detected a 5 for detecting the hole position degree is inserted in the hole to be detected a 34, a reference positioning pin to be detected B6 for detecting the hole position degree is inserted in the hole to be detected B35, a first go-no-go gauge for detecting the hole position degree is inserted in both the hole to be detected C36 and the hole to be detected D37, the supporting table 2 is provided with an A connecting hole located right below an A to-be-detected hole 34, a B connecting hole located right below a B to-be-detected hole 35, and a C connecting hole and a D connecting hole located right below two C to-be-detected holes 36 and two D to-be-detected holes 37, an A reference positioning pin 5 penetrates through the A to-be-detected hole 34 to enter the A connecting hole, a B reference positioning pin 6 penetrates through the B to-be-detected hole 35 to enter the B connecting hole, four first pass-no-go gauges penetrate through the two C to-be-detected holes 36 and the two D to-be-detected holes 37 to enter the C connecting hole and the D to-be-detected hole 37 respectively, the A to-be-detected hole 34, the B to-be-detected hole 35, the two C to-be-detected holes 36 and the two D to-be-detected holes 37 are qualified, and the passing is unqualified.

As shown in fig. 1 and fig. 2, one end of the a-reference positioning pin 5 and one end of the B-reference positioning pin 6 are round pins for performing detection, the other end of the a-reference positioning pin 5 and the B-reference positioning pin 6 are taper pins for performing positioning, one end of each of the taper pins is used for positioning the a-to-be-detected hole 34 and the B-to-be-detected hole 35, one end of each of the taper pins is used for detecting the a-to-be-detected hole 34 and the B-to-be-detected hole 35, the round pins pass through the a-reference positioning pin and are qualified, and the round pins do not pass through the B-reference positioning pin and are unqualified.

As shown in fig. 1 and 2, the top end of the operating platform 1 is fixedly provided with three flip structures 7 located beside the supporting platform 2, the three flip structures 7 are sequentially arranged from left to right, each flip structure 7 comprises a T-shaped platform 71 fixedly connected with the top end of the operating platform 1, the top end of the T-shaped platform 71 is hinged with a connecting rod 72, one end of each connecting rod 72 extends to the upper side of the side reinforcing plate to-be-detected piece 3, the connecting rod 72 is provided with a second detection component for detecting the profile of the first convex surface 31, the second convex surface 32 and the third convex surface 33, the profile of the first convex surface 31, the second convex surface 32 and the third convex surface 33 is detected through the action of the second detection component, the turnover mechanism is the prior art, and redundant description is not performed herein.

Referring to fig. 4, 5 and 6, the second detecting assembly includes a positioning plate 73 fixedly connected to a portion of the connecting rod 72 extending above the side reinforcing plate to-be-detected member 3, the positioning plate 73 is axially disposed, one side of the bottom end of the positioning plate 73 is curved to form an arc surface, the left end positioning plate 73 is located above the first convex surface 31, the middle positioning plate 73 is located above the second convex surface 32, the right end positioning plate 73 is located above the third convex surface 33, a gap between the positioning plate 73 and the first and second convex surfaces 31 and 32 is detected by a second stop gauge, a gap between the positioning plate 73 and the third convex surface 33 is detected by the third stop gauge, the top end of the T-shaped table is provided with a square groove for accommodating the connecting rod 72, one end downwardly extending of the side reinforcing plate 3 that awaits measuring is kept away from to square groove, do not influence the rotation of connecting rod 72, when connecting rod 72 rotates and is the horizontality, three locating plate 73 is located the fourth benchmark convex surface respectively, first bellying 31 and second bellying 32 top, be 4.75mm through leading to the end diameter, the second no-go gage that the straight warp of dead end is 5.25mm detects the clearance between locating plate 73 and first bellying 31 and the second bellying 32, through leading to end diameter 4.75m, the straight third no-go gage of 5.25mm of dead end detects the clearance between locating plate 73 and the third bellying 33, pass promptly for being qualified, do not pass promptly for nonconforming.

As shown in fig. 3, the side department that the side reinforcing plate awaits measuring piece 3 is equipped with a plurality of convex surface, be formed with the recess between per two convex surfaces, the profile tolerance of recess and convex surface all detects through the fourth no-go gage, the clearance is through leading to end diameter 4.75mm between the convex surface that the side reinforcing plate awaits measuring piece 3 and 2 tops of brace table, the no-go gage of 5.25mm of no-go end is directly detected, can pass through promptly for being qualified, can not pass through promptly for being unqualified, the clearance is through leading to end diameter 4 between the concave part that the side reinforcing plate awaits measuring piece 3 and 2 tops of brace table simultaneously, 25mm, the no-go-no-go gage of 5.75mm of no-go end is directly detected, can pass through promptly for being qualified, can not pass through promptly for being unqualified.

As shown in fig. 1, the contour degree of the peripheral edge cutting of the to-be-detected piece 3 of the side reinforcing plate is detected by adopting a 0MM flush surface, and is detected by a flush gauge, wherein one side of the flush gauge protrudes by 0.75MM, and-0.75 is a dead end; the other side is recessed by 0.75MM, and +0.75 is a through end, and the through end passes through a stop end, and the product is qualified, otherwise, the product is unqualified.

As shown in fig. 1, screws are riveted in the C hole 36 and the D hole 37, mounting plates 74 are horizontally and fixedly arranged on the left and right sides of the two positioning plates 73 above the first protruding surface 31 and the second protruding surface 32, a third detection assembly for detecting the position of the screws is arranged on the mounting plates 74, and the position of the screws in the C hole 36 and the D hole 37 to be detected are riveted on the side reinforcing plate piece 3 to be detected under the action of the third detection assembly.

As shown in fig. 1, the third detecting component includes a detecting pin 75 axially penetrating through the mounting plate 74 and slidably connected to the mounting plate 74, a handle 76 is disposed at a top end of the detecting pin 75 penetrating through the mounting plate 74, the handle 76 is fixedly connected to the mounting plate 74 through a spring 77 sleeved outside the detecting pin 75, a detecting groove adapted to a screw is disposed at a bottom end of the detecting pin 75 penetrating through the mounting plate 74, when the holes 36 and 37 to be tested C and D are riveted with screws, a screw head portion of the screw extends out of the top end of the side reinforcing plate to-be-detected member 3 through the holes 36 and 37 to be tested D, the handle 76 is grasped at this time, and the handle 76 is manually pulled up, the handle 76 moves up to drive the detecting pin 75 fixedly connected to the handle 76 to move up, the spring 77 is stretched, the connecting rod 72 is rotated to make the connecting rod 72 in a horizontal state, the detecting pin 75 is released, the spring 77 rebounds to drive the detecting pin 75 to move down, if the screw head portion of the screw is inserted into the detecting pin 75, it is qualified, if the screw head portion of the screw cannot enter the detecting pin 75 through the detecting groove, it is qualified.

When the rapid clamp is used, the side reinforcing plate to-be-detected piece 3 is placed on the support table 2, and the support table 2 and the side reinforcing plate to-be-detected piece 3 are conveniently and fixedly connected under the action of the rapid clamp 4;

then, respectively penetrating the taper pin parts of the A reference positioning pin 5 and the B reference positioning pin 6 through the A hole to be measured 34 and the B hole to be measured 35 into the A connecting hole and the B connecting hole, and positioning the A hole to be measured 34 and the B hole to be measured 35;

when the hole position degrees of the hole 34 to be detected A and the hole 35 to be detected B need to be detected, the reference positioning pin 5A and the reference positioning pin 6B are taken out, round pin parts of the reference positioning pin 5A and the reference positioning pin 6B penetrate through the hole 34 to be detected A and enter the connecting hole A, the reference positioning pin 6B penetrates through the hole 35 to be detected B and enter the connecting hole B, four first pass-stop gauges penetrate through two holes 36 to be detected C and two holes 37 to be detected D and enter the connecting hole C and the hole 37 to be detected D respectively, the holes 34 to be detected A, the hole 35 to be detected B, the holes 36 to be detected C and the holes 37 to be detected D are qualified, and the holes which are not qualified;

then, the connecting plate is rotated, so that the connecting rod 72 is horizontal to the T-shaped table 71, the three positioning plates 73 are respectively positioned above the fourth reference convex surface, the first convex surface 31 and the second convex surface 32, a gap between the positioning plate 73 and the first convex surface 31 and the second convex surface 32 is detected by a second go-no go gauge with a through end diameter of 4.75mm and a dead end diameter of 5.25mm, a gap between the positioning plate 73 and the third convex surface 33 is detected by a third go-no go gauge with a through end diameter of 4.75m and a dead end diameter of 5.25mm, the passing is qualified, and the failing is unqualified;

if the holes 36 to be detected C and the holes 37 to be detected D on the part 3 to be detected of the side reinforcing plate are riveted with screws, the screw head parts of the screws extend out of the top end of the part 3 to be detected of the side reinforcing plate through the holes 36 to be detected C and the holes 37 to be detected D, mounting plates 74 are fixedly connected to the left side and the right side of the positioning plate 73 positioned on the left side and the middle position through bolts, the connecting rod 72 is not positioned above the part 3 to be detected of the side reinforcing plate in an initial state, when the position degree of the screws needs to be detected, the handle 76 is grasped and manually pulled up, the handle 76 is moved up to drive the detecting pin 75 fixedly connected with the handle 76 to move up, the spring 77 is stretched, the connecting rod 72 is rotated to enable the connecting rod 72 to be in a horizontal state, the detecting pin 75 is loosened, the spring 77 rebounds to drive the detecting pin 75 to move down, if the screw head parts of the screws are inserted into the detecting pin 75, the detecting pin is qualified, if the screw head parts of the screws cannot enter the detecting pin 75 through the detecting grooves, the detecting pin is qualified;

then detecting a gap between the convex surface of the side reinforcing plate to-be-detected piece 3 and the top end of the supporting table 2 by a go-no-go gauge with the diameter of 4.75mm at the go-no-go end and the straight end of 5.25mm at the no-go end, wherein the pass-no-go gauge is qualified and the fail-go end is unqualified, and detecting a gap between the groove part of the side reinforcing plate to-be-detected piece 3 and the top end of the supporting table 2 by the go-no-go gauge with the diameter of 4, 25mm at the go-no-go end and the straight end of 5.75mm at the go-no-go end, wherein the pass-no-go gauge is qualified and the fail-go end is unqualified;

finally, detecting the periphery trimming profile degree of the to-be-detected part 3 of the side reinforcing plate by using a leveling gauge, wherein one side of the leveling gauge protrudes by 0.75MM, and-0.75 is a dead end; the other side is recessed by 0.75MM, and +0.75 is a through end, and the through end passes through a stop end, and the product is qualified, otherwise, the product is unqualified.

The above detailed description merely describes the preferred embodiments of the present invention and does not limit the scope of the present invention. Without departing from the design concept and spirit scope of the present invention, the ordinary skilled in the art should belong to the protection scope of the present invention according to the present invention provides the text description and drawings to the various modifications, replacements and improvements made by the technical solution of the present invention. The scope of protection of the present invention is determined by the claims.

Claims (9)

1. The utility model provides an examine utensil suitable for side reinforcing plate, its characterized in that, includes operation panel (1) that the level set up and the side reinforcing plate piece (3) that awaits measuring that need detect, operation panel (1) top central point department of putting has set firmly brace table (2) that support side reinforcing plate piece (3) that awaits measuring, brace table (2) top and side reinforcing plate piece (3) mutual adaptation that awaits measuring, be equipped with on operation panel (1) and make side reinforcing plate piece (3) that await measuring and brace table (2) fastening components of fastening connection, be equipped with on operation panel (1) and be located the fastening structure side and carry out the first determine module that detects to the hole site degree of side reinforcing plate piece (3) that awaits measuring.

2. The inspection device suitable for the side reinforcing plate is characterized in that a first protruding surface (31), a second protruding surface (32) and a third protruding surface (33) are sequentially arranged at the middle position of a piece to be inspected (3) of the side reinforcing plate from left to right, the fastening assembly comprises four quick clamps (4) fixedly connected with the top end of the operation table (1), and the piece to be inspected (3) of the side reinforcing plate is fixedly connected with the support table (2) through the quick clamps (4).

3. The checking fixture suitable for the side reinforcing plate is characterized in that the first detection assembly comprises an A to-be-detected hole (34), a B to-be-detected hole (35), two C to-be-detected holes (36) and two D to-be-detected holes (37) which are arranged on a side reinforcing plate to-be-detected piece (3), wherein the A to-be-detected hole (34) is located between a first convex surface (31) and a second convex surface (32), the B to-be-detected hole (35) is located on the right side of a third convex surface (33), the two C to-be-detected holes (36) are located on the first convex surface (31), and the two D to-be-detected holes (37) are located on the second convex surface (32);

a reference positioning pin (5) for detecting the hole position degree of the hole A is inserted in the hole A to be detected (34), a reference positioning pin (6) for detecting the hole position degree of the hole B is inserted in the hole B to be detected (35), and first go-no go gauges for detecting the hole position degree of the hole C are inserted in the hole C to be detected (36) and the hole D to be detected (37).

4. The checking fixture for the side reinforcing plate according to claim 3, wherein one end of the reference positioning pin A (5) and one end of the reference positioning pin B (6) are round pins for detection, and the other end of the reference positioning pins are taper pins for positioning.

5. The detection tool suitable for the side reinforcing plate is characterized in that three overturning structures (7) located beside the supporting table (2) are fixedly mounted at the top end of the operating table (1), the three overturning structures (7) are sequentially arranged from left to right, each overturning structure (7) comprises a T-shaped table (71) fixedly connected with the top end of the operating table (1), the top end of each T-shaped table (71) is hinged to a connecting rod (72), one end of each connecting rod (72) extends to the position above a part to be detected (3) of the side reinforcing plate, and a second detection assembly for detecting the profile degrees of the first protruding surface (31), the second protruding surface (32) and the third protruding surface (33) is arranged on each connecting rod (72).

6. The inspection device for the side reinforcing plate is characterized in that the second detection assembly comprises a positioning plate (73) fixedly connected with a part, extending above a to-be-detected piece (3) of the side reinforcing plate, of a connecting rod (72), the positioning plate (73) is axially arranged, one side of the bottom end of the positioning plate (73) is bent to be an arc-shaped surface, the positioning plate (73) is positioned at the left end and positioned above the first convex surface (31), the positioning plate (73) is positioned at the middle and positioned above the second convex surface (32), the positioning plate (73) is positioned at the right end and positioned above the third convex surface (33), a gap between the positioning plate (73) and the first convex surface (31) and the gap between the positioning plate (73) and the second convex surface (32) are detected through a second stop gauge, and a gap between the positioning plate (73) and the third convex surface (33) is detected through a third stop gauge.

7. The checking fixture suitable for the side reinforcing plate according to claim 6, wherein screws are riveted in the hole to be measured C (36) and the hole to be measured D (37), mounting plates (74) are horizontally and fixedly arranged on the left and right sides of the two positioning plates (73) above the first protruding surface (31) and the second protruding surface (32), and a third detection assembly for detecting the position degree of the screws is arranged on the mounting plates (74).

8. The checking fixture suitable for the side reinforcing plate is characterized in that the third detecting assembly comprises a detecting pin (75) which axially penetrates through the mounting plate (74) and is connected with the mounting plate (74) in a sliding manner, a handle (76) is arranged at the top end of the detecting pin (75) penetrating out of the mounting plate (74), the handle (76) is fixedly connected with the mounting plate (74) through a spring (77) sleeved on the outer side of the detecting pin (75), and a detecting groove matched with a screw is formed in the bottom end of the detecting pin (75) penetrating out of the mounting plate (74).

9. The testing fixture for the side reinforcing plate as claimed in claim 1, wherein a plurality of convex surfaces are arranged at the side edge of the piece (3) to be tested of the side reinforcing plate, a groove is formed between every two convex surfaces, and the profile degrees of the grooves and the convex surfaces are detected by a fourth no-go gauge.

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