阅读说明：本技术 一种分段式轮眉精度检测用的检测装置 (Detection apparatus for sectional type wheel arch precision detection usefulness ) 是由 门松涛 杨书丛 汪进 李业林 陈辉 张龙 徐宝平 吴艳雪 张朋 于 2020-06-23 设计创作，主要内容包括：本发明涉及轮眉检测设备领域,具体来说是一种分段式轮眉精度检测用的检测装置,包括支撑框架,在所述支撑框架上设有支撑平台,所述支撑平台上设有支撑板,所述支撑板上设有轮眉边缘检测的边框检测机构和固定轮眉用的固定机构。本发明公开了一种分段式轮眉精度检测用的检测装置；本发明通过卡扣式固定部件和螺钉固定机构的配合使用,可以实现对分段式的轮眉同时检测,避免常规分开检测带来的误差积累问题。(The invention relates to the field of wheel arch detection equipment, in particular to a detection device for detecting the precision of a sectional wheel arch. The invention discloses a detection device for detecting the precision of a sectional wheel arch; according to the invention, through the matching use of the buckle type fixing part and the screw fixing mechanism, the segmented wheel arch can be simultaneously detected, and the problem of error accumulation caused by conventional separate detection is avoided.)

1. The utility model provides a detection device that sectional type wheel arch precision testing used, its characterized in that, includes braced frame is last to be equipped with supporting platform, the last backup pad that is equipped with of supporting platform, be equipped with the frame detection mechanism that wheel arch edge detected and the fixed establishment that fixed wheel arch was used in the backup pad.

2. The device for detecting the precision of a sectional wheel arch according to claim 1, wherein the frame detection mechanism comprises an analog block fixed on the supporting plate, and the inside of the analog block is provided with an analog surface having the same shape as the outside of the wheel arch to be detected; and a plurality of avoidance grooves are formed in the inner side surface of the simulation block.

3. The apparatus according to claim 2, wherein the fixing mechanism comprises a snap-in fixing member; the buckle type fixing part comprises a fixing support frame, a clamping block is arranged on the fixing support frame and comprises a longitudinal plate and a transverse plate, and the transverse plate is movably connected with the fixing support frame through the longitudinal plate; the joint piece lower extreme is connected with the fixed bolster through the axis of rotation, vertical board is connected with first cable, first cable passes the fixed bolster and is connected with drive division.

4. The device for detecting the precision of a sectional wheel arch according to claim 1, wherein the fixed support frame is provided with a position-limiting placing groove; the side edge of the limiting placing groove is provided with a lateral groove for positioning.

5. The device of claim 3, wherein the fixing mechanism further comprises a screw fixing mechanism, the screw fixing mechanism comprises a base block, the base block is provided with a screw clamping portion, the screw clamping portion comprises a fixed block and a movable block, the fixed block and the movable block are arranged on the base block, the fixed block is fixedly connected with the base block, the movable block is connected with a slide way on the base block through a sliding block, the movable block is connected with a second cable, and the second cable penetrates through the fixed block and is connected with the driving portion.

6. The device according to claim 1, further comprising a joining block for joining two wheel arches, wherein the joining block includes a bottom block, a positioning block is disposed on the bottom block, the positioning block includes a first positioning block and a second positioning block, and the first positioning block and the second positioning block are spaced apart from each other; and a gap between the first positioning block and the second positioning block forms a positioning gap of the wheel arch.

7. The device for detecting the precision of a sectional wheel arch according to claim 1, wherein the supporting plate is provided with a limiting mechanism, the limiting mechanism comprises a limiting block, and the limiting block is provided with an inserting column; the insertion column penetrates through the wheel arch to be connected with the insertion column.

8. The device for detecting the precision of the sectional wheel arch according to claim 1, wherein the device comprises a lateral limiting block arranged on a supporting plate, one end of the lateral limiting block is connected with the supporting plate, and the other end of the lateral limiting block is attached to the wheel arch to be detected; and one side of the lateral limiting block, which is close to the wheel arch, is provided with an extrusion block.

9. The apparatus according to claim 8, wherein the pressing block has an outer arc on a side thereof adjacent to the wheel arch; the lateral limiting block is connected with the supporting plate through a sliding part; the sliding part comprises a sliding transverse block arranged on the lateral limiting block, and a sliding waist-shaped groove is arranged on the supporting plate; the sliding transverse block passes through the transverse sliding block and the sliding waist-shaped groove through a fastening bolt and is connected with the supporting plate.

10. The apparatus according to claim 1, wherein the supporting plate is further provided with a lifting column, and the lifting column is connected to the supporting plate through an adjusting screw; the end part of the jacking column is provided with a rotating ball; the adjusting screw rod penetrates through the supporting plate.

Technical Field

The invention relates to the field of wheel arch detection equipment, in particular to a detection device for detecting the precision of a sectional wheel arch.

Background

With the improvement of the living standard at present, the automobile is a common vehicle for each family, and automobile parts comprise wheel trims which are mainly used for decoration and the reduction of the wind resistance of the automobile; meanwhile, the automobile body scratch prevention device has a good effect of preventing the automobile body from being scratched, and reduces the scratching of the automobile body at the hub.

Because the wheel arch belongs to the external accessory, the size needs to be controlled for facilitating subsequent installation, and the subsequent assembly is prevented from being influenced by larger size error; in order to ensure the production precision of the wheel arch, the wheel arch is detected in the production process by a necessary program, so that the checking fixture for detecting the wheel arch is needed at present.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a detection device for detecting the manufacturing precision of the outer contour of a wheel arch.

In order to achieve the purpose, the invention adopts the technical scheme that:

the utility model provides a detection apparatus that sectional type wheel arch precision testing used, includes braced frame is last to be equipped with supporting platform, the last backup pad that is equipped with of supporting platform, be equipped with the frame detection mechanism that wheel arch edge detected and the fixed establishment that fixed wheel arch was used in the backup pad.

The frame detection mechanism comprises an analog block fixed on the supporting plate, and the inside of the analog block is provided with an analog surface with the same shape as the outer side of the wheel arch to be detected; and a plurality of avoidance grooves are formed in the inner side surface of the simulation block.

The fixing mechanism comprises a buckle type fixing part; the buckle type fixing part comprises a fixing support frame, a clamping block is arranged on the fixing support frame and comprises a longitudinal plate and a transverse plate, and the transverse plate is movably connected with the fixing support frame through the longitudinal plate; the joint piece lower extreme is connected with the fixed bolster through the axis of rotation, vertical board is connected with first cable, first cable passes the fixed bolster and is connected with drive division.

The fixed support frame is provided with a limiting placing groove; the side edge of the limiting placing groove is provided with a lateral groove for positioning.

The fixing mechanism further comprises a screw fixing mechanism, the screw fixing mechanism comprises a foundation block, a screw clamping portion is arranged on the foundation block and comprises a fixed block and a movable block, the fixed block is arranged on the foundation block, the fixed block is fixedly connected with the foundation block, the movable block is connected with a slide way on the foundation block through a sliding block, the movable block is connected with a second inhaul cable, and the second inhaul cable penetrates through the fixed block to be connected with a driving part.

The detection device further comprises a lapping block for lapping two sections of wheel brows, the lapping block comprises a bottom block, a positioning block is arranged on the bottom block and comprises a first positioning block and a second positioning block, and the first positioning block and the second positioning block are arranged at intervals relatively; and a gap between the first positioning block and the second positioning block forms a positioning gap of the wheel arch.

The supporting plate is provided with a limiting mechanism, the limiting mechanism comprises a limiting block, and the limiting block is provided with an inserting column; the insertion column penetrates through the wheel arch to be connected with the insertion column.

The detection device comprises a lateral limiting block arranged on the supporting plate, one end of the lateral limiting block is connected with the supporting plate, and the other end of the lateral limiting block is attached to the wheel arch to be detected; and one side of the lateral limiting block, which is close to the wheel arch, is provided with an extrusion block.

One side of the extrusion block, which is close to the wheel arch, is an outer circular arc; the lateral limiting block is connected with the supporting plate through a sliding part; the sliding part comprises a sliding transverse block arranged on the lateral limiting block, and a sliding waist-shaped groove is arranged on the supporting plate; the sliding transverse block passes through the transverse sliding block and the sliding waist-shaped groove through a fastening bolt and is connected with the supporting plate.

The supporting plate is also provided with a jacking column, and the jacking column is connected with the supporting plate through an adjusting screw rod; the end part of the jacking column is provided with a rotating ball; the adjusting screw rod penetrates through the supporting plate.

The invention has the advantages that:

the invention discloses a detection device for detecting the precision of a sectional wheel arch; according to the invention, through the matching use of the buckle type fixing part and the screw fixing mechanism, the segmented wheel arch can be simultaneously detected, and the problem of error accumulation caused by conventional separate detection is avoided.

Drawings

The contents of the expressions in the various figures of the present specification and the labels in the figures are briefly described as follows:

fig. 1 is a schematic structural diagram of a first view angle according to the present invention.

FIG. 2 is a schematic diagram of a second perspective view of the present invention.

Fig. 3 is a structural diagram of a third viewing angle according to the present invention.

FIG. 4 is a schematic view of the structure of the wheel arch to be detected in the present invention.

Fig. 5 is a partially enlarged view of the area a in fig. 2.

Fig. 6 is a partially enlarged view of the region B in fig. 2.

Fig. 7 is a partially enlarged view of a region D in fig. 2.

Fig. 8 is a partially enlarged view of the region C in fig. 3.

Fig. 9 is a schematic structural view of the lifting column of the present invention.

FIG. 10 is a schematic view showing the structure of the second cable connected to the cable guide portion according to the present invention.

Fig. 11 is a schematic structural view of the first guide post with a guide sleeve.

Fig. 12 is a top view of the present invention.

The labels in the above figures are:

1. braced frame, 2, supporting platform, 3, backup pad, 4, wheel eyebrow board, 5, frame detection mechanism, 6, fixed establishment, 7, overlap joint piece, 8, stop gear, 9, side direction stopper.

Detailed Description

The following description of preferred embodiments of the invention will be made in further detail with reference to the accompanying drawings.

A detection device for detecting the precision of a sectional wheel arch comprises a supporting frame 1, wherein a supporting platform 2 is arranged on the supporting frame 1, a supporting plate 3 is arranged on the supporting platform 2, and a frame detection mechanism 5 for detecting the edge of the wheel arch and a fixing mechanism 6 for fixing the wheel arch are arranged on the supporting plate 3; the arrangement of the supporting frame 1, the supporting platform 2 and the supporting plate 3 provides places for placing the frame detection mechanism 5 and the fixing mechanism 6, which is convenient for arranging components, in addition, the frame detection mechanism 5 and the fixing mechanism 6 are matched for use, the wheel arch can be well positioned, in addition, a dial indicator or a detection column is matched for detecting the manufacturing precision of the wheel arch and judging whether the wheel arch meets the production requirement, the detection column can use the existing column structure for judging the distance between the wheel arch to be detected and the standard surface, and can also judge by reading the distance between the measured surface on the dial indicator and the standard surface, the measuring mode belongs to the known technology, and is not repeated, in addition, as the optimization, the frame detection mechanism 5 comprises an analog block 51 fixed on the supporting plate 3, the simulation block 51 is a standard block which is determined, and whether the production of the wheel arch outer contour meets the requirement is judged by measuring the distance between the surface to be measured and the simulation block 51; in addition, the inner side of the simulation block 51 is provided with a simulation surface 52 with the same shape as the outer side of the wheel arch to be detected; the simulation surface 52 is equivalent to a groove structure, and the shape of the simulation surface is completely the same as the shape of the surface to be measured of the part to be measured; meanwhile, in order to avoid the buckle on the wheel arch, a plurality of avoiding grooves are formed in the inner side surface of the simulation block 51, the original function of the avoiding grooves is to achieve the avoiding function, and the avoiding grooves are formed in the subsequent use process, so that the buckle type fixing part 61 is convenient to arrange.

Preferably, the fixing mechanism 6 in the present invention comprises a snap-in fixing member 61 and a screw fixing mechanism 62; because the wheel trim has different structures due to different vehicle types, the wheel trim is designed in a sectional mode in actual production; as shown in the accompanying drawings; namely, the two roller brow plates 4 are spliced when in actual use; the specific structure is as shown in the attached drawings, because the two brow roller plates 4 are installed at different positions, the connection modes between the brow roller plates 4 and the adjacent parts are different, so that the fixing modes in the fixing mechanism are different during detection.

For example, the right brow roller 4 is connected with the adjacent component through the snap structure 421, and the left brow roller 4 is connected with the adjacent component through the bolt 411; although the traditional wheel arch detection tool is also equivalent to the frame detection mechanism 5, the traditional wheel arch detection tool can only realize detection of a single type of wheel arch, needs to be detached for detection of the assembled wheel arch and cannot simultaneously simulate the assembled structures of the two; the present invention can solve the above problems.

Meanwhile, for convenience of presentation, the following calibration is carried out by taking the attached drawings as reference: the wheel arch placed at the right side of the figure is called a right wheel arch 2; the wheel arch placed on the left side is called the left wheel arch 1.

Preferably, the fixing mechanism 6 further comprises a screw fixing mechanism 62, the screw fixing mechanism 62 comprises a base block 621, a screw clamping portion is arranged on the base block 621, the screw clamping portion comprises a fixed block 622 and a movable block 623, the fixed block 622 and the base block 621 are fixedly connected, the movable block 623 is connected with a slide rail 6221 on the base block 621 through a sliding block, the movable block 623 is connected with a second inhaul cable 624, and the second inhaul cable 624 penetrates through the fixed block 622 and is connected with a driving portion; the base block 621 of the present invention plays a role of bottom support, and the screw clamping portion is used for fixing the screw on the brow plate 4; the invention realizes the clamping of the screw by changing the relative position between the movable block 623 and the fixed block 622, thereby realizing the binding and fixing of the wheel brow plate 4 to be measured; the wheel brow plate 4 is fixed, and the other way is that the wheel brow plate 4 is fixed by a fastener which is a fixing part; the invention relates to a buckle type fixing part 61, wherein the buckle type fixing part 61 comprises a fixing support frame 611, a clamping block 612 is arranged on the fixing support frame 611, the clamping block 612 comprises a longitudinal plate 6121 and a transverse plate 6122, and the transverse plate 6122 is movably connected with the fixing support frame 611 through the longitudinal plate 6121; the lower end of the clamping block 612 is connected with a fixed support frame 611 through a rotating shaft 613, the longitudinal plate 6121 is connected with a first pull cable 615, and the first pull cable 615 penetrates through the fixed support frame 611 and is connected with a driving part; in the invention, a fixed support frame 611 plays a role of basic support, the fixed support frame 611 is fixedly connected with a support plate 3, a clamping block 612 is arranged on the fixed support frame 611, one end of the clamping block 612 is movably connected with the fixed support frame 611, the other end of the clamping block extends freely, and when the device is used, a first pull rope 615 is pulled to enable the clamping block 612 to rotate around a rotating shaft, so that a transverse plate 6122 on the clamping block 612 is inserted into a clamping groove on a wheel arch; thereby realizing the fixation of the eyebrow rotating plate 4 to be detected; in the invention, by adopting a clamping connection mode, a scene when the wheel arch plate 4 is clamped and assembled with an adjacent component is simulated, so that the detection result is more fit with the actual assembly.

Preferably, in the present invention, the fixing support frame 611 is provided with a position-limiting placing groove 614; the limiting placement groove 614 has a limiting effect, a clamping block on the wheel brow plate 4 can be limited, the clamping block 612 can be conveniently clamped with a clamping groove on the clamping block, and in addition, as a larger optimization, a lateral groove 6141 for positioning is arranged on the side edge of the limiting placement groove 614; the lateral groove 6141 plays a role in positioning, and can realize lateral limit on the fixture block; the accuracy of placing the wheel brow plate 4 to be measured is better ensured to a certain extent.

Preferably, the detection device further comprises a lapping block 7 for lapping two wheel trims, wherein the lapping block 7 comprises a bottom block 71, a positioning block is arranged on the bottom block 71 and comprises a first positioning block 72 and a second positioning block 73, and the first positioning block 72 and the second positioning block 73 are arranged at intervals; the gap between the first positioning block 72 and the second positioning block 73 forms a positioning gap 7-1 of the wheel arch; the first positioning block 72 and the second positioning block 73 are arranged oppositely to play a basic limiting role, and the joint of two adjacent wheel brow plates 4 can be well supported due to the support of the first positioning block 72 and the second positioning block 73, so that the wheel brow plates 4 are prevented from sinking or deviating due to the existence of gravity to influence subsequent detection results; in addition, the positioning gap 7-1 is matched with the end side edges of the right wheel arch 2 and the left wheel arch 1 to play a certain positioning and limiting role.

Preferably, the supporting plate 3 is provided with a limiting mechanism 8, the limiting mechanism 8 comprises a limiting block 81, and the limiting block 81 is provided with an inserting column 82; the plug column 82 penetrates through the wheel arch to be connected with the plug column 82; through the setting of stop gear 8, through stopper 81 and the cooperation of peg 82, peg 82 passes wheel eyebrow board 4 and is connected with peg 82, and such setting can guarantee to take turns wheel eyebrow board 4 and stably tie, avoids taking place the skew slope when measuring wheel eyebrow board 4.

Preferably, the detection device comprises a lateral limiting block 9 arranged on the support plate 3, wherein one end of the lateral limiting block 9 is connected with the support plate 3, and the other end of the lateral limiting block is attached to the wheel arch to be detected; one side of the lateral limiting block 9, which is close to the wheel arch, is provided with an extrusion block 91; the lateral limiting block 9 can limit the wheel brow plate 4; the wheel brow plate 4 can be better limited by matching with other fixing components; the fixing stability of the wheel arch to be detected is ensured; the lateral limiting block is positioned on the outer side of the brow rolling plate 4 after being placed, and when the supporting plate is in a vertical state, the lateral limiting block is positioned below the brow rolling plate 4, as shown in the attached drawing; the limiting lateral plates play a certain limiting role, and the placing stability of the wheel arch is guaranteed.

Preferably, one side of the extrusion block 91 close to the wheel arch is an outer arc; through the arrangement, the contact area between the extrusion block 91 and the wheel arch can be ensured to be reduced, the subsequent wheel arch can be conveniently placed, and the interference problem between subsequent components is reduced; the sliding part comprises a sliding transverse block 92 arranged on the lateral limiting block 9, and a sliding waist-shaped groove 93 is arranged on the sliding transverse block 92; the sliding transverse block 92 passes through the transverse sliding block 92 and the sliding waist-shaped groove 93 through a fastening bolt to be connected with the supporting plate 3; through the setting of sliding part, can change the distance between side direction stopper 9 and the wheel eyebrow board 4 that awaits measuring as required, better avoid wheel eyebrow board 4 lay the time and extrude the problem of interfering between the piece 91.

Preferably, in the present invention, a jacking column 101 is further disposed on the supporting plate 3, and the jacking column 101 is connected to the supporting plate 3 through an adjusting screw 1012; the end part of the jacking column 101 is provided with a rotating ball 1011; the adjusting screw 1012 penetrates through the support plate 3; the jacking columns 101 play a role of primary support, when the wheel brow plates 4 are placed, the wheel brow plates 4 are firstly contacted with the upper ends of the jacking columns 101, after the general position is determined, the wheel brow plates 4 are slowly dropped down by rotating the adjusting screw rods 1012, the whole wheel brow plates 4 can be ensured to basically fall into the set position at the same time, and through the arrangement, assembly errors caused by the fact that the wheel brow plates 4 cannot be placed stably in a conventional mode can be avoided; the arrangement of the rotating ball can avoid the damage to the wheel brow plate 4 when the jacking column rotates.

As a greater optimization, the support plate is provided with a plurality of inhaul cable guide parts 6-1 for guiding the first inhaul cable and the second inhaul cable, and the inhaul cable guide parts 6-1 comprise a first guide column 6-11 and a second guide column 6-12; the first guide post 6-11 is arranged opposite to the second guide post 6-12; according to the invention, through the arrangement of the inhaul cable guide part 6-1, the routing positions of the first inhaul cable and the second inhaul cable in the screw fixing mechanism and the buckle type fixing part can be limited, because the first inhaul cable penetrates through the fixing support frame to be connected with the driving part, if the inhaul cable penetrates through the fixing support frame, the first inhaul cable is connected with the driving part, if the driving part is not arranged at the outlet position of the first inhaul cable, such as the position disclosed in the attached drawing, the shift of the moving direction of the inhaul cable can be inevitably caused, the inhaul cable and the edge of the fixing support frame are easily abraded, the service life of the inhaul cable is influenced, and the second inhaul cable; in order to avoid the problems, the inhaul cable guide part 6-1 is additionally arranged, the inhaul cable guide part 6-1 comprises two guide columns, the first guide column 6-11 and the second guide column 6-12 are distributed at intervals, and the first inhaul cable or the second inhaul cable penetrates through a gap between the first guide column 6-11 and the second guide column 6-12, so that the inhaul cable is prevented from having a large rotating angle, and the service life of the inhaul cable is prolonged; as a greater optimization, the guide sleeves 6-111 are respectively additionally arranged on the first guide columns 6-11 and the second guide columns 6-12, and the guide sleeves 6-111 can rotate around the first guide columns 6-11 or the second guide columns 6-12, so that the friction between the inhaul cable and the first guide columns 6-11 or the second guide columns 6-12 can be reduced, and the service life of the inhaul cable can be prolonged.

It is clear that the specific implementation of the invention is not restricted to the above-described embodiments, but that various insubstantial modifications of the inventive process concept and technical solutions are within the scope of protection of the invention.