CN217900720U

CN217900720U - Checking fixture for automobile B-pillar reinforcing plate

Info

Publication number: CN217900720U
Application number: CN202221124000.9U
Authority: CN
Inventors: 熊辉; 曹春虎; 胡钊
Original assignee: Chery Automobile Co Ltd
Current assignee: Chery Automobile Co Ltd
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-11-25
Anticipated expiration: 2032-05-11

Abstract

The utility model aims at providing a can improve detection efficiency and save car B post reinforcing plate's of cost utensil of examining, the detection type body includes the anterior segment type, the outline of anterior segment type body is coincide with B post reinforcing plate I's inner chamber profile, anterior segment type body rear end backward extension has the extension section, the outline of the detection type body that anterior segment type body and extension section constitute jointly coincide with B post reinforcing plate II's inner chamber profile, the locating hole that corresponds with the mounting hole position on the B post reinforcing plate is seted up to the profile of the detection type body, the locating pin is inserted and is arranged in the mounting hole, in the locating hole will fix a position with B post reinforcing plate, it presss from both sides and face profile tolerance detection appearance piece still to be equipped with quick upset on the base of detection type body both sides. Adopt a pair to examine a mechanism can two kinds of parts of B post reinforcing plate I and B post reinforcing plate II of on-line measuring simultaneously, examine a high detection efficiency of precision and can promote the production beat to can save and examine a total development expense.

Description

Checking fixture for automobile B-pillar reinforcing plate

Technical Field

The utility model relates to a detection technology field of automobile parts, concretely relates to utensil is examined to car B post reinforcing plate.

Background

The B-column reinforcing plate is a bearing beam between the front row and the rear row of an automobile cabin, is connected with a top cover and a lower connecting floor, supports front and rear doors while supporting the top cover, and can be lower than the impact force received by side collision when the automobile is collided from the side surface, so that the B-column reinforcing plate plays a role in protecting personnel in the automobile, and is an important part influencing the safety performance of the automobile body.

The existing detection of the B-pillar reinforcing plate of the automobile is to detect data of each part independently through a detection tool, then to compare the data with a standard numerical value to judge whether the B-pillar reinforcing plate is qualified, and the detection data measured through the detection tool needs fine finishing due to measurement errors in the comparison process. In order to solve the above problems, a patent application entitled "gauge structure for B-pillar reinforcement plate" (application number 201310548872.7) discloses the following technical solutions: as shown in fig. 1, a simulation block 3 is supported on the upper end surface of a bottom plate 1, a protruding structure 4 is arranged on the middle side of the simulation block 3, a positioning bump 5 protruding upwards is arranged on the upper surface of the simulation block 3, the lower surface of a B-pillar reinforcement plate 6 in a detection state is tightly attached to the upper end surface of the positioning bump 5, pressing clamp brackets 7 are respectively arranged on the front, middle and rear outer sides of two sides of the simulation block 3, the upper portions of the pressing clamp brackets 7 are connected with pressing clamps 8, turning plate brackets 9 are arranged on the outer side of the rear portion of one side of the simulation block 3 and the outer side of the middle portion of the other side of the simulation block 3, corresponding turning plates 10 are respectively connected to the upper portions of the turning plate brackets 9, the front ends of the turning plates 10 are connected with corresponding clamping plates 11, the lower end surfaces of the clamping plates 11 are pressed on the upper surfaces of corresponding positions of the B-pillar reinforcement plate 6, positioning pins 12 are inserted into positioning holes on the upper end surface of the simulation block 3 after penetrating through vertical hole grooves of the B-pillar reinforcement plate 6, and transverse positioning pins 13 are inserted into two side protruding structures 4 on the middle side of the simulation block 3. In the above scheme, the B-column reinforcing plate to be detected is only required to be arranged in the simulation block, then the pressing pliers and the turning plate are pressed downwards, the positioning pins are respectively inserted and detected through the clearance pass-no go gauge, so that whether the overall dimension of the B-column reinforcing plate to be detected is qualified or not is judged, the detection process of the B-column reinforcing plate is simple, the period is short, the efficiency is high, and the accuracy is high. However, one pair of the checking fixtures can only detect one B-column reinforcing plate at a time, four parts need four pairs of the checking fixtures, the checking fixtures are high in equipment investment, and the occupied space is large; when the checking fixture is operated, if four parts are to be detected, the four checking fixture mechanisms are required to be operated in sequence, so that the time spent on clamping, detecting and recording is long, and the production efficiency is low.

For vehicle types with different configurations, the structures and the lengths of the B-pillar reinforcing plates are different, in order to simplify the production process, technicians set the upper section structures of the two B-pillar reinforcing plates in the vehicle type with the same height in the prior art,

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can improve detection efficiency and save the utensil of examining of car B post reinforcing plate of cost.

In order to realize the purpose, the utility model discloses a technical scheme be: the utility model provides an automobile B post reinforcing plate examine utensil, be provided with the detection type on the base, the detection type includes the anterior segment type, the outline of anterior segment type is identical with B post reinforcing plate I's inner chamber profile, anterior segment type rear end backward extension has the extension section, the outline of the common detection type that constitutes of anterior segment type and extension section is identical with B post reinforcing plate II's inner chamber profile, the locating hole that corresponds with the mounting hole position on the B post reinforcing plate is seted up to the profile of the detection type, the mounting hole is arranged in to the locating pin is inserted, the locating hole will be fixed a position with B post reinforcing plate in the locating hole, it presss from both sides and detects the appearance piece with a face profile tolerance still to be equipped with quick upset on the base of detection type both sides.

In the scheme, a pair of gauge mechanisms can be used for simultaneously detecting two parts, namely the B column reinforcing plate I and the B column reinforcing plate II, the gauge is high in precision and detection efficiency, the production beat can be promoted, and the total development cost of the gauge can be saved.

Drawings

FIG. 1 is a schematic structural diagram of a prior art inspection device;

FIG. 2 is a schematic view of the checking fixture of the present invention;

FIG. 3 is a schematic view of a gauge for detecting the use state of a B-pillar reinforcing plate on a low-profile vehicle;

FIG. 4 is a schematic view illustrating a fixture for detecting the use state of a B-pillar reinforcing plate on a highly-configured vehicle type;

fig. 5, 6 and 7 are schematic views of a part of the structure in fig. 2.

Detailed Description

For vehicle models with different configurations, the structures and the lengths of the B-pillar reinforcing plates are different, and in the existing vehicle model, technicians set the upper section structures of the two B-pillar reinforcing plates in a high-low configuration vehicle model to be the same in order to simplify the production process, namely the B-pillar reinforcing plate IIA2 on the high-low configuration vehicle model is composed of the B-pillar reinforcing plate IA1 on the low-low configuration vehicle model and an extension part additionally arranged at the lower end of the B-pillar reinforcing plate on the low-low configuration vehicle model. The utility model provides an examine utensil is just designed for satisfying these two types of B post reinforcing plate commonalities, does the following and does the further detailed discussion of this utility model for fig. 2-7 combine.

The utility model provides a detection tool of car B post reinforcing plate, be provided with detection type 20 on the base 10, detection type 20 includes anterior segment type 21, the outline of anterior segment type 21 is coincide with B post reinforcing plate IA 1's inner chamber profile, anterior segment type 21 rear end backward extension has extending section 22, the outline of the detection type 20 that anterior segment type 21 and extending section 22 constitute jointly coincide with B post reinforcing plate IIA 2's inner chamber profile, the locating hole 23 that corresponds with the mounting hole position on the B post reinforcing plate is seted up to the profile of detection type 20, locating pin 24 is inserted and is arranged in the mounting hole, the locating hole 23 in will be fixed a position with B post reinforcing plate, it presss from both sides 30 and face profile tolerance detection appearance piece 40 still to be equipped with the quick upset on the base 10 of detection type 20 both sides. The rapid turnover clamp 30 and the surface profile detection sample block 40 are firstly opened to an avoidance position, then the B-pillar reinforcing plate is clamped on the detection model 20, and the B-pillar reinforcing plate can move on the detection model 20 at this time, so that the positioning pin 24 is inserted into the mounting hole and the positioning hole 23 to be clamped by the rapid turnover clamp 30 after the positioning pin is positioned, and finally the surface profile detection sample block 40 is used for detecting whether the surface profile of the B-pillar reinforcing plate is qualified or not. In the above scheme, adopt a pair to examine a mechanism and can detect two kinds of parts of B post reinforcing plate IA1 and B post reinforcing plate IIA2 on line simultaneously, examine a high detection efficiency height of precision and can promote the production beat to can sparingly examine a total development expense.

Preferably, two sets of detection bodies 20 are symmetrically arranged on the base 10 in a mirror image manner, and the rapid turnover clamp 30 and the surface profile detection sample block 40 are correspondingly arranged. Therefore, four B-column reinforcing plates (a left B-column reinforcing plate I, a right B-column reinforcing plate I, a left B-column reinforcing plate II and a right B-column reinforcing plate II) can be detected on the same detection tool, and the production cost is reduced.

The upper molded surface of the detection molded body 20 is provided with a positioning bump 25, the upward convex height of the positioning bump 25 is 5mm, the whole B column reinforcing plate is in a U-shaped groove shape with a downward opening, the bottom of the U-shaped groove is attached to the upper end face of the positioning bump 25, and when the detection position is detected, the pressure head 31 of the rapid overturning clamp 30 corresponds to the position of the positioning bump 25 to form a lower support and upper pressure type positioning structure. When the positioning lug 25 is in a pressing state, the clearance between the positioning lug 25 and the B-pillar reinforcing plate is standard 5mm, and whether the molded surface is out of tolerance can be rapidly detected through the stop pin. When a specific numerical value needs to be detected, a clearance ruler can be used for measuring the clearance between the positioning lug 25 and the B-pillar reinforcing plate, so that whether the part exceeds the tolerance requirement or not is calculated.

In order to provide space for the B-pillar reinforcement plate, when the position is detected, a gap is left between the pressure head 31 of the quick overturning clamp 30 and the positioning lug 25, and the gap is matched with the thickness of the B-pillar reinforcement plate at the position.

Further, the surface profile detection sample block 40 comprises a vertical column 41 fixed on the base 10, the upper end of the vertical column 41 is rotatably connected with a clamping plate 43 through a hinge shaft 42, the shaft core of the hinge shaft 42 is positioned in the horizontal direction and is consistent with the length direction of the detection profile 20, and the bayonet profile arranged on the lower plate surface of the clamping plate 43 is matched with the outer profile of the B-pillar reinforcing plate at the position.

The minimum line contour degree detection marked line 51 and the maximum line contour degree detection marked line 52 are marked on the molded surface of the detection molded body 20 corresponding to the edge of the B-pillar reinforced plate.

In order to ensure reliable clamping of the B-pillar reinforcement plate, the fast-flipping clamps 30 are respectively provided with one group at the left and right sides of the two end positions of the front section-shaped body 21, and the fast-flipping clamps 30 are respectively provided with one group at the left and right sides of the rear end position of the extension section 22, and the number of the groups is 6.

Two positioning holes 23 are arranged on the upper molded surface of the detection molded body 20, and a group of surface profile detection sample blocks 40 are respectively arranged at the middle positions of the front molded body 21 and the extension section 22. In order to further improve the precision, a detection hole 26 and a detection pin 27 can be arranged on the side profile surface of the detection profile 20 for detecting the position degree, the hole diameter and the hole surface height of the side hole of the B-pillar reinforcing plate, and the tolerance of the hole is reserved on the through-stop detection pin 27.

The lower plate of the base 10 is provided with a roller 11 at each of the positions near the four corners for facilitating short-distance movement.

Claims

1. The utility model provides an utensil is examined to car B post reinforcing plate, is provided with detection type body (20) on base (10), its characterized in that: the detection type body (20) comprises a front section type body (21), the outline of the front section type body (21) is matched with the outline of an inner cavity of a B-column reinforcing plate I (A1), an extension section (22) extends backwards from the rear end of the front section type body (21), the outline of the detection type body (20) jointly formed by the front section type body (21) and the extension section (22) is matched with the outline of the inner cavity of a B-column reinforcing plate II (A2), a positioning hole (23) corresponding to the position of the mounting hole in the B-column reinforcing plate is formed in the profile of the detection type body (20), a positioning pin (24) is inserted into the mounting hole and positioned in the positioning hole (23) and positioned with the B-column reinforcing plate, and a quick overturning clamp (30) and a surface outline detection type block (40) are further arranged on bases (10) on two sides of the detection type body (20).

2. The tool for checking the B-pillar reinforcing plate of the automobile according to claim 1, wherein: two groups of detection bodies (20) are symmetrically arranged on the base (10) in a mirror image manner, and the rapid overturning clamp (30) and the surface profile detection sample block (40) are correspondingly arranged.

3. The tool for checking the B-pillar reinforcing plate of the automobile according to claim 1, wherein: the upper molded surface of the detection body (20) is provided with a positioning bump (25), the B column reinforcing plate is integrally in a U-shaped groove shape with a downward opening, the bottom of the U-shaped groove is attached to the upper end surface of the positioning bump (25), and when the position is detected, the pressure head (31) of the quick overturning clamp (30) corresponds to the positioning bump (25) in position to form a lower support and upper pressure type positioning structure.

4. The tool for checking the B-pillar reinforcing plate of the automobile according to claim 3, wherein: when the position is detected, a gap is left between a pressure head (31) of the quick overturning clamp (30) and the positioning lug (25), and the gap is matched with the thickness of the B-pillar reinforcing plate at the position.

5. The tool for checking the B-pillar reinforcing plate of the automobile according to claim 1, wherein: the surface profile detection sample block (40) comprises a stand column (41) fixed on a base (10), the upper end of the stand column (41) is rotatably connected with a clamping plate (43) through a hinge shaft (42), the shaft core of the hinge shaft (42) is positioned in the horizontal direction and is consistent with the length direction of the detection body (20), and the bayonet profile arranged on the lower plate surface of the clamping plate (43) is matched with the outer profile of the B-column reinforcing plate.

6. The tool for checking the B-pillar reinforcing plate of the automobile according to claim 1, wherein: the molded surface of the detection molded body (20) corresponding to the edge of the B-pillar reinforcing plate is marked with a minimum line contour degree detection marking line (51) and a maximum line contour degree detection marking line (52).

7. The tool for detecting the B-pillar reinforcing plate of the automobile as claimed in claim 4, wherein: the left side and the right side of the two end positions of the front section type body (21) of the quick overturning clamp (30) are respectively provided with a group, and the left side and the right side of the rear end position of the extension section (22) of the quick overturning clamp (30) are respectively provided with a group, 6 groups in total.

8. The tool for detecting the B-pillar reinforcing plate of the automobile as claimed in claim 5, wherein: the positioning holes (23) are respectively arranged on the upper molded surface of the detection molded body (20), the surface profile detection sample blocks (40) are respectively arranged in a group at the middle positions of the front molded body (21) and the extension section (22), and the side molded surface of the detection molded body (20) is provided with a detection hole (26) and a detection pin (27).

9. The tool for checking the B-pillar reinforcing plate of the automobile according to claim 1, wherein: the lower plate of the base (10) is provided with a roller (11) at the position near four corners.