CN114199100B - Comprehensive detection tool for front cover - Google Patents
Comprehensive detection tool for front cover Download PDFInfo
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- CN114199100B CN114199100B CN202111654589.3A CN202111654589A CN114199100B CN 114199100 B CN114199100 B CN 114199100B CN 202111654589 A CN202111654589 A CN 202111654589A CN 114199100 B CN114199100 B CN 114199100B
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- 238000001514 detection method Methods 0.000 title claims abstract description 382
- 239000000725 suspension Substances 0.000 claims description 15
- 229920003023 plastic Polymers 0.000 claims description 12
- 239000004033 plastic Substances 0.000 claims description 12
- 238000007689 inspection Methods 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000010354 integration Effects 0.000 abstract description 4
- 230000007306 turnover Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 15
- 230000003044 adaptive effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0025—Measuring of vehicle parts
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- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a comprehensive testing fixture of front shroud, includes the base, is equipped with on the base and waits high ring, first, second flatness detection wall, fourth detection hole, two fifth detection holes to and two mount pads, articulated first, the second turn-over arm of setting in proper order on each mount pad, still including leading to the no-go gage, still including a plurality of first, second, third, fourth, fifth detection bolt, still including oil blanket via hole detection socket, two VVT valve mounting hole detection sockets for comprehensive detection is carried out to the front shroud. The invention has simple structure, low processing cost and high integration level, and can effectively detect the front cover.
Description
Technical Field
The invention relates to the field of automobile accessories, in particular to a comprehensive detection tool for a front cover.
Background
Referring to fig. 1 and 2, a schematic structural view of a front cover assembly for an automobile is shown. The novel engine is characterized in that a first flange plate (101) for connecting an engine is formed on the back of a cover body, a plurality of first connecting holes (102) are formed in the first flange plate (101), a second flange plate (103) is formed at one end of the cover body and used for connecting an upper cover, a plurality of second connecting holes (104) are formed in the other end of the cover body, a mounting face (105) with radian is formed in the other end of the cover body, a plurality of third connecting holes (106) are formed in the middle of the front face of the cover body, a plurality of threaded mounting holes (107) are formed in the middle of the front face of the cover body and used for mounting an accessory through bolts, an oil seal through hole (108) is formed in the lower portion of the cover body, two VVT valve mounting holes (109) are formed in the upper portion of the cover body, three threaded connecting holes (110) are formed in the periphery of the VVT valve mounting holes (109), a suspension face (111) facing the VVT valve mounting holes is formed between the VVT valve mounting holes (109) and the threaded mounting holes (107), and a plurality of penetrating threaded mounting holes (112) are formed in the suspension face (111) and used for mounting a mounting support.
After the front cover is machined, the positions of the first flange plate (101), the second flange plate (103), the mounting surface (105), the suspension surface (111), the first connecting holes (102), the second connecting holes (104), the third connecting holes (106), the threaded mounting holes (107), the threaded connecting holes (110), the threaded mounting holes (112), the oil seal through holes (108) and the VVT valve mounting holes (109) need to be detected. At present, the detection of the front cover with the structure is divided into multiple steps for detection respectively, the detection cost is high, and the detection efficiency is low.
Therefore, how to design a detection tool with high integration level and low detection cost is a problem to be solved by those skilled in the art.
Disclosure of Invention
The invention aims at overcoming the defects of the prior art, and provides a comprehensive detection tool for a front cover, which has the advantages of simple structure, low processing cost and high integration level, and can effectively detect the front cover.
The technical scheme of the invention is as follows: the utility model provides a comprehensive testing fixture of front shroud, including the base, the middle part of base is equipped with the contour ring that suits with the first ring flange of front shroud, be equipped with on these contour rings with the first locating pin that suits with the first locating hole on the first ring flange of front shroud, and the second locating pin that suits with the second locating hole on the first ring flange of front shroud, be equipped with a plurality of first detection holes on the contour ring, respectively with the first connecting hole on the first ring flange of front shroud corresponding, and the aperture of first detection hole is less than the aperture of first connecting hole, be equipped with first roughness detection wall, second roughness detection wall on the base respectively, the extension shape of first roughness detection wall suits with the extension shape of installation face, and have 5.0 mm's interval distance, be equipped with a plurality of second detection holes on the first roughness detection wall, each second detection hole is the through-hole, respectively with the third connecting hole on the front shroud installation face corresponding, the aperture of the second detection hole is larger than that of the third connection hole, the extension shape of the second flatness detection wall is arranged in parallel with the second flange plate and has a spacing distance of 5.0mm, the second flatness detection wall is provided with a plurality of third detection holes, each third detection hole is a through hole and corresponds to the second connection hole on the second flange plate of the front cover, the aperture of the third detection hole is larger than that of the second connection hole, the base is also provided with a fourth detection hole which corresponds to the oil seal via hole of the front cover, the aperture of the fourth detection hole is smaller than that of the oil seal via hole, the base is also provided with two fifth detection holes which correspond to the VVT valve mounting hole of the front cover, the aperture of the fifth detection hole is smaller than that of the VVT valve mounting hole, each fifth detection hole is provided with a limiting block, the base is also provided with two mounting seats, the first turning arm and the second turning arm are sequentially hinged on each mounting seat, the termination points of the turning arms are limited to horizontally extend towards the equal-height ring through the locking mechanism, a plurality of sixth detection holes are formed in the first turning arm, each sixth detection hole corresponds to a threaded mounting hole in the front cover, the first side surface of the second turning arm is arranged in parallel with the suspension surface of the front cover and has an interval distance of 5.0mm, a plurality of seventh detection holes are formed in the second turning arm, each seventh detection hole is a through hole, the through hole is matched with the threaded mounting hole in the suspension surface of the front cover, the aperture of each seventh detection hole is larger than the aperture of the threaded mounting hole, the device further comprises an adaptive gauge, one end of the adaptive gauge is a small-diameter section with the diameter of 4.95mm, the other end of the adaptive gauge is a large-diameter section with the diameter of 5.05mm, the device further comprises a plurality of first bolts, the number of the first detection holes is matched with the number of the first detection holes, the number of the third detection holes is a step-by-step, the number of the third detection holes is also suitable for the third detection holes, the number of the third detection holes is suitable for the step-by-step detection holes, the number of the third detection holes is also suitable for the step-by the step detection holes, and the step detection holes are suitable for the number of the third detection holes, the fourth detection bolt is a three-stage stepped shaft, the small diameter section of the fourth detection bolt is matched with the aperture of the threaded assembly hole, the small diameter section of the fourth detection bolt is matched with the aperture of the seventh detection hole, the fourth detection bolt further comprises a plurality of fifth detection bolts, the number of the fifth detection bolts is matched with the number of the sixth detection holes, the fifth detection bolts are two-stage stepped shafts, annular grooves are arranged on the large diameter sections, the large diameter sections of the fifth detection bolts are in sliding fit in the sixth detection holes corresponding to the first overturning arms and are vertically distributed, the groove walls of the annular grooves extend along the axial direction, a reset spring is sleeved on the annular groove section of the fifth detection bolt above the first overturning arm, the diameter of the small diameter section of the fifth detection bolt is matched with the aperture of the threaded assembly hole, the fourth detection bolt further comprises an oil seal via hole detection socket, the diameter of the oil seal via hole detection socket is matched with the aperture of the oil seal via hole, the lower end of the oil seal via hole detection socket is provided with a first positioning column which is matched with a fourth detection hole, the upper end of the oil seal via hole detection socket is provided with a first grip, the oil seal via hole detection socket further comprises two VVT valve installation hole detection sockets, the diameter of the VVT valve installation hole detection socket is matched with the aperture of the VVT valve installation hole, the periphery of the VVT valve installation hole detection socket is provided with three secondary detection bolts which are matched with corresponding threaded connection holes, the lower end of the VVT valve installation hole detection socket is provided with a second positioning column which is matched with a fifth detection hole, the upper end of the VVT valve installation hole detection socket is provided with a second grip.
Handles are respectively arranged on two sides of the base.
The equal-height ring is formed by arranging and combining a plurality of equal-height blocks, each equal-height block is columnar and provided with a counter bore, and each equal-height block passes through the counter bore to be in threaded fit with the base through a bolt to form detachable connection.
The large-diameter section of the first detection bolt, the second detection bolt, the third detection bolt and the fourth detection bolt is connected with the middle-diameter section through threaded fit, the large-diameter section is made of plastic, and the first handle and the second handle are fixed at the upper end of the corresponding detection socket through threaded fit and made of plastic.
The utility model provides a lead to no-go gage includes the pole portion to and set up the lead to no-go gage minor diameter section of pole portion one end, set up the big footpath section of lead to no-go gage at the pole portion other end, the transversal six prismatic columns that are of pole portion, and be the diameter that the inscribed circle of six prismatic columns pole portions is greater than the big footpath section of lead to no-go gage, be equipped with the connecting seat on the base, this connecting seat passes through plastics and makes, and is equipped with first open slot on the connecting seat, and the lower part groove width of this first open slot is greater than the diameter of pole portion inscribed circle, is less than the diameter of the external circle of pole portion, and the upper portion groove width of this first open slot is less than the diameter of pole portion inscribed circle, lead to no-go gage through the lower part of pole portion joint in first open slot, forms detachable connection.
The plug pin placing box is fixed on the base and is positioned on the outer side of the equal-height ring.
The mounting seat is provided with a second open slot, the hinged end of the turnover arm is arranged in the second open slot and is hinged and connected through a hinge post, the hinge post is positioned at the outer open end of the second open slot, the bottom of the second open slot is provided with a thread locating hole and is positioned at the inner open end of the second open slot, the locking mechanism is a locking bolt, and the locking bolt penetrates through the turnover arm to be in threaded fit with the thread locating hole to form locking.
The upper part of the hinged end of the turning arm is provided with a limiting section, the limiting section forms an included angle of 45 degrees with the length direction of the turning arm, the outer side face of the mounting seat is provided with a limiting block, the limiting section of the turning arm is matched with the upper edge of the limiting block, and the starting point of the turning arm is limited to extend upwards in an inclined mode.
The technical scheme has the following beneficial effects:
1. the comprehensive inspection tool of the front cover comprises a base. The middle part of base is equipped with the contour ring that suits with the first ring flange of front shroud, is equipped with the first locating pin that suits with the first locating hole on the first ring flange of front shroud on these contour rings to and the second locating pin that suits with the second locating hole on the first ring flange of front shroud, and the front shroud that finishes supports on the contour ring through first ring flange, and inserts in the first locating hole through first locating pin, the second locating pin inserts in the second locating hole, forms the location, forms the detection to the position degree of the first ring flange of front shroud simultaneously. The contour ring is provided with a plurality of first detection holes which respectively correspond to the first connection holes on the first flange plate of the front cover, and the aperture of each first detection hole is smaller than that of each first connection hole, namely, each first detection hole is aligned with the corresponding first connection hole. The base is provided with a first flatness detection wall and a second flatness detection wall respectively, the extension shape of the first flatness detection wall is matched with the extension shape of the mounting surface, the first flatness detection wall is provided with a spacing distance of 5.0mm, the first flatness detection wall is provided with a plurality of second detection holes, each second detection hole is a through hole and corresponds to a third connecting hole on the mounting surface of the front cover, the aperture of each second detection hole is larger than that of the third connecting hole, namely, each second detection hole is aligned with the third connecting hole. The extending shape of the second flatness detection wall is arranged in parallel with the second flange plate, the second flatness detection wall is provided with a spacing distance of 5.0mm, the second flatness detection wall is provided with a plurality of third detection holes, each third detection hole is a through hole and corresponds to the second connecting hole on the second flange plate of the front cover, the aperture of each third detection hole is larger than that of the second connecting hole, namely, each third detection hole is aligned with the second connecting hole. The base is also provided with a fourth detection hole corresponding to the oil seal via hole of the front cover cap, and the aperture of the fourth detection hole is smaller than that of the oil seal via hole, namely, the fourth detection hole is aligned with the oil seal via hole. The base is also provided with two fifth detection holes which correspond to the VVT valve mounting holes of the front cover, the aperture of each fifth detection hole is smaller than that of the VVT valve mounting hole, and each fifth detection hole is internally provided with a limiting block, namely, each fifth detection hole is respectively aligned with the corresponding VVT valve mounting hole. The base is also provided with two installation seats, each installation seat is sequentially hinged with a first turning arm and a second turning arm, the end points of the turning arms are limited to extend horizontally towards the equal-height ring through locking mechanisms respectively, namely, the turning end points of the turning arms face the equal-height ring and are horizontal, and the turning end points of the turning arms are positioned above the front cover. The first turning arm is provided with a plurality of sixth detection holes, and each sixth detection hole corresponds to a threaded mounting hole on the front cover respectively, namely, each sixth detection hole is aligned with the corresponding threaded mounting hole. One side surface of the second turning arm is arranged in parallel with the suspension surface of the front cover and has a spacing distance of 5.0mm, a plurality of seventh detection holes are formed in the second turning arm, each seventh detection hole is a through hole and is matched with a threaded assembly hole in the suspension surface of the front cover, and the aperture of each seventh detection hole is larger than that of the threaded assembly hole, namely, each seventh detection hole is aligned with the corresponding threaded assembly hole. The novel front cover mounting surface, the second flange plate and the suspension surface are detected by utilizing the clearance fit between the small diameter section of the through-and-stop gauge and the mounting surface, the clearance fit between the second flatness detection wall and the second flange plate and the clearance fit between the side surface of the second turnover arm and the suspension surface respectively. Still include a plurality of first detection bolts, the quantity of first detection bolts suits with the quantity of first detection hole, and first detection bolt is tertiary step shaft, and its minor diameter section suits with the aperture of first detection hole, and wherein the bore section suits with the aperture of first connecting hole, utilizes the well footpath section of these first detection bolts to cooperate with the first connecting hole on the front shroud, and the minor diameter section cooperates with the first detection hole on the base simultaneously, accomplishes the detection to each first connecting hole on the front shroud. Still include a plurality of second and detect the bolt, the quantity that the second detected the bolt suits with the quantity of second detection hole, and the second detects the bolt and is tertiary step shaft, and its minor diameter section suits with the aperture of third connecting hole, and wherein the diameter section suits with the aperture of second detection hole, utilizes the well diameter section of these second detection bolts to detect the hole cooperation with the second, and the minor diameter section cooperates with the third connecting hole on the front shroud simultaneously, accomplishes the detection to the third connecting hole on the front shroud. The three-stage detection device comprises a front cover and is characterized by further comprising a plurality of third detection bolts, wherein the number of the third detection bolts is matched with the number of the third detection holes, the third detection bolts are three-stage stepped shafts, small-diameter sections of the third detection bolts are matched with the aperture of the second connection holes, the diameter sections of the third detection bolts are matched with the aperture of the third detection holes, the middle-diameter sections of the third detection bolts are matched with the third detection holes, and the small-diameter sections are simultaneously matched with the second connection holes on the front cover to finish the detection of the second connection holes on the front cover. The front cover is characterized by further comprising a plurality of fourth detection bolts, the number of the fourth detection bolts is matched with that of the seventh detection holes, the fourth detection bolts are three-stage stepped shafts, small-diameter sections of the fourth detection bolts are matched with the apertures of the threaded assembly holes, the diameter sections of the fourth detection bolts are matched with the apertures of the seventh detection holes, and the small-diameter sections of the fourth detection bolts are matched with the threaded assembly holes simultaneously to finish detection of the threaded assembly holes on the front cover. The device also comprises a plurality of fifth detection bolts, the number of the fifth detection bolts is matched with that of the sixth detection holes, the fifth detection bolts are of a secondary stepped shaft, ring grooves are arranged on the large-diameter sections, the large-diameter sections of the fifth detection bolts are in sliding fit in the corresponding sixth detection holes of the first turning arms and are vertically distributed, the groove walls of the ring grooves extend along the axial direction, a return spring is sleeved on the ring groove section of the fifth detection bolts above the first turning arms, the diameter of the small diameter section of the fifth detection bolt is matched with the aperture of the threaded mounting hole, after the first overturning arm is overturned in place and positioned, each fifth detection bolt is pressed downwards manually in sequence, the small diameter section of the fifth detection bolt is matched with the corresponding threaded mounting hole, the detection of the position degree of each threaded mounting hole is completed, after the detection is completed, the fifth detection bolt automatically returns under the action of a return spring, the manual labor intensity can be effectively reduced, and the front cover is convenient to install and detach. Still include the oil blanket via hole and detect the socket, the diameter of oil blanket via hole detects the socket suits with the aperture of oil blanket via hole, and the lower extreme of oil blanket via hole detects the socket sets up first reference column, suits with fourth detection hole, and this oil blanket via hole detects the upper end of socket and sets up first handle, utilizes oil blanket via hole to detect socket and oil blanket via hole cooperation, and first reference column cooperates with fourth detection hole simultaneously, accomplishes the position degree detection to oil blanket via hole. The device comprises a VVT valve mounting hole detection socket, wherein the diameter of the VVT valve mounting hole detection socket is matched with the aperture of the VVT valve mounting hole, three secondary detection bolts matched with corresponding threaded connection holes are arranged on the periphery of the VVT valve mounting hole detection socket, a second positioning column is arranged at the lower end of the VVT valve mounting hole detection socket and is matched with a fifth detection hole, a notch matched with a limiting block in the fifth detection hole is arranged at the upper end of the VVT valve mounting hole detection socket, a second handle is arranged at the upper end of the VVT valve mounting hole detection socket, the VVT valve mounting hole detection socket is matched with the VVT valve mounting hole, the secondary detection bolts are matched with the corresponding threaded connection holes, and the secondary detection bolts are circumferentially limited in the fifth detection hole through the second positioning column, so that the detection of the position of the VVT valve mounting hole and the threaded connection hole is completed.
2. The equal-height ring is formed by arranging and combining a plurality of equal-height blocks, each equal-height block is columnar and is provided with a counter bore, each equal-height block passes through the counter bore and is in threaded fit with the base through a bolt to form detachable connection, the processing cost and the processing difficulty of the equal-height ring can be effectively reduced on the basis of guaranteeing to detect the position degree of the first flange plate of the front cover, and the equal-height ring is convenient to install and detach.
3. The large-diameter section of the first detection bolt, the second detection bolt, the third detection bolt and the fourth detection bolt is connected with the middle-diameter section through threaded fit, the large-diameter section is made of plastic, the first handle and the second handle are fixed at the upper end of the corresponding detection socket through threaded fit, the large-diameter section is made of plastic, and the processing cost of each detection bolt and each detection socket can be effectively reduced on the basis of guaranteeing the detection precision of each detection bolt and each detection socket.
4. The free-stop gauge comprises a rod part and a free-stop gauge small diameter section arranged at one end of the rod part and a free-stop gauge large diameter section arranged at the other end of the rod part, wherein the cross section of the rod part is in a hexagonal prism shape, the diameter of an inscribed circle of the hexagonal prism-shaped rod part is larger than that of the free-stop gauge large diameter section, a connecting seat is arranged on the base and made of plastic, a first open groove is formed in the connecting seat, the lower groove width of the first open groove is larger than the diameter of the inscribed circle of the rod part and smaller than the diameter of the circumscribed circle of the rod part, the upper groove width of the first open groove is smaller than the diameter of the inscribed circle of the rod part, the free-stop gauge is detachably connected to the lower part of the first open groove through the rod part in a clamping manner, and the risk of free-stop gauge loss can be effectively reduced on the basis of improving the integration level.
5. The hinge end upper portion of turning arm is equipped with spacing tangent plane, and spacing tangent plane is 45 contained angles with the length direction of turning arm, be equipped with the stopper on the lateral surface of mount pad, the spacing tangent plane of turning arm cooperates with the upper edge of stopper, and the starting point that prescribes a limit to the turning arm outwards is the slant and upwards extends, avoids these turning arms to interfere with the preceding shroud that waits to detect, and the installation, dismantlement preceding shroud only need one can accomplish, has still effectively reduced the cost of labor.
Further description is provided below with reference to the drawings and detailed description.
Drawings
FIG. 1 is a schematic view (front view) of a front cover in the prior art;
FIG. 2 is a perspective view (back) of a front cover in the background art;
FIG. 3 is a schematic perspective view of the comprehensive testing fixture (omitting a VVT valve mounting hole detecting socket);
fig. 4 is a schematic structural diagram of the comprehensive testing fixture of the present invention (omitting a VVT valve mounting hole detecting socket).
In the drawing, 1 is a base, 2 is a contour ring, 3 is a first positioning pin, 4 is a second positioning pin, 5 is a first detection hole, 6 is a first flatness detection wall, 7 is a second flatness detection wall, 8 is a second detection hole, 9 is a third detection hole, 10 is a fourth detection hole, 11 is a fifth detection hole, 12 is a mounting seat, 13 is a first turning arm, 14 is a second turning arm, 15 is a locking mechanism, 16 is a sixth detection hole, 17 is a seventh detection hole, 18 is a go-no-go gauge, 18a is a go-no-go gauge small diameter section, 18b is a go-no-go gauge large diameter section, 19 is a first detection plug, 20 is a second detection plug, 21 is a third detection plug, 22 is a fourth detection plug, 23 is a fifth detection plug, 24 is a reset spring, 25 is an oil seal via hole detection plug, 26 is a VVT valve mounting hole detection plug, 27 is a secondary detection plug, 28 is a handle, 29 is a connecting seat, and 30 is a placing box.
Detailed Description
Referring to fig. 3 and 4, an embodiment of a comprehensive inspection tool for a front cover is shown. The comprehensive inspection device of the front cover comprises a base 1, wherein the base is of a rectangular block structure, handles 28 are respectively arranged on two short sides of the base of the rectangular block structure, six foot pads are arranged on the bottom surface of the base, and the six foot pads are in 2*3 rectangular distribution. The middle part of base 1 is equipped with the contour ring 2 that suits with the first ring flange of front shroud, be equipped with on these contour ring 2 with the first locating pin 3 of the first locating hole adaptation on the first ring flange of front shroud, and with the second locating pin 4 of the second locating hole adaptation on the first ring flange of front shroud, be equipped with a plurality of first detection holes 5 on the contour ring 2, respectively with the first connecting hole on the first ring flange of front shroud corresponding, and the aperture of first detection hole 5 is less than the aperture of first connecting hole, in this embodiment, contour ring 2 comprises the annular structure through arranging the combination by a plurality of contour pieces, each contour piece all is the column, and be equipped with the counter bore, each contour piece passes counter bore and base screw-thread fit through the bolt, form detachable connection. The base 1 is provided with a first flatness detection wall 6 and a second flatness detection wall 7 respectively, the first flatness detection wall 6 is arranged on the left side of the base, the extension shape of the first flatness detection wall is adaptive to that of the mounting surface, the first flatness detection wall 6 is provided with a plurality of second detection holes 8, each second detection hole 8 is a through hole and corresponds to a third connecting hole on the mounting surface of the front cover, and the aperture of each second detection hole 8 is larger than that of the third connecting hole. The second flatness detection wall 7 is arranged on the right side of the base, the extension shape of the second flatness detection wall 7 is arranged in parallel with the second flange plate, the distance between the second flatness detection wall 7 and the second flange plate is 5.0mm, a plurality of third detection holes 9 are formed in the second flatness detection wall 7, each third detection hole 9 is a through hole and corresponds to a second connection hole in the second flange plate of the front cover, and the aperture of each third detection hole 9 is larger than that of the second connection hole. The base 1 is further provided with a fourth detection hole 10 corresponding to the oil seal via hole of the front cover, and the aperture of the fourth detection hole 10 is smaller than that of the oil seal via hole. Two fifth detection holes 11 are further formed in the base 1 and correspond to the VVT valve mounting holes of the front cover, the aperture of each fifth detection hole 11 is smaller than that of the VVT valve mounting hole, and limiting blocks are arranged in each fifth detection hole 11. The base 1 is further provided with two installation seats 12, each installation seat 12 is sequentially hinged with a first turning arm 13 and a second turning arm 14, the end point of each turning arm is limited to extend horizontally towards the equal-height ring 2 through a locking mechanism 15, in this embodiment, the installation seat 12 is provided with a second open slot, the hinged end of each turning arm is arranged in the second open slot and is hinged and connected through a hinge post, the hinge post is located at the outer open end of the second open slot, the bottom of the second open slot is provided with a threaded locating hole and is located at the inner open end of the second open slot, the locking mechanism is a locking bolt, the locking bolt penetrates through the turning arm to form locking with the threaded locating hole, the upper part of the hinged end of the turning arm is provided with a limiting section, the limiting section forms a 45-degree included angle with the length direction of the turning arm, the outer side surface of the installation seat is provided with a limiting block, the limiting section of the turning arm is matched with the upper edge of the limiting block, and the starting point of the limiting turning arm is limited to extend outwards and obliquely upwards. The first turning arm 13 is provided with a plurality of sixth detection holes 16, and each sixth detection hole 16 corresponds to a threaded mounting hole on the front cover. One side surface of the second turning arm 14 is arranged in parallel with the suspension surface of the front cover, and has a spacing distance of 5.0mm, the second turning arm 14 is provided with a plurality of seventh detection holes 17, each seventh detection hole 17 is a through hole, and is adapted to a threaded assembly hole on the suspension surface of the front cover, and the aperture of the seventh detection hole 17 is larger than that of the threaded assembly hole. The automatic detachable connecting device comprises a base, and is characterized by further comprising a go-no-go gauge 18, wherein one end of the go-no-go gauge 18 is a go-no-go gauge small-diameter section 18a, the diameter of the go-no-go gauge small-diameter section 18a is 4.95mm, the other end of the go-no-go gauge large-diameter section 18b is a go-no-go gauge large-diameter section 18b, the diameter of the go-no-go gauge small-diameter section 18b is 5.05mm, the go-no-go gauge small-diameter section 18a is arranged at one end of the rod, the go-no-go gauge large-diameter section 18b is arranged at the other end of the rod, the cross section of the rod is in a hexagonal prism shape, the diameter of an inscribed circle of the rod is larger than the diameter of the go-no-go gauge large-diameter section, the base is provided with a connecting seat 29, the connecting seat is made of plastic, a first open groove is arranged on the connecting seat, the lower groove of the first open groove is larger than the diameter of the inscribed circle of the rod, the diameter of the rod is smaller than the circumcircle of the rod, the upper groove of the first open groove is smaller than the diameter of the inscribed circle of the rod, and the go-no-go gauge is clamped at the lower part of the first open groove through the rod. The device also comprises a plurality of first detection bolts 19, the number of the first detection bolts 19 is matched with the number of the first detection holes 5, the first detection bolts 19 are three-stage stepped shafts, the small-diameter sections of the first detection bolts 19 are matched with the aperture of the first detection holes, the small-diameter sections of the first detection bolts are matched with the aperture of the first connection holes, the device also comprises a plurality of second detection bolts 20, the number of the second detection bolts 20 is matched with the number of the second detection holes 8, the second detection bolts 20 are three-stage stepped shafts, the small-diameter sections of the second detection bolts 20 are matched with the aperture of the third connection holes, the device also comprises a plurality of third detection bolts 21, the number of the third detection bolts 21 is matched with the number of the third detection holes 9, the third detection bolts 21 are three-stage stepped shafts, the small-diameter sections of the third detection bolts 21 are matched with the aperture of the second connection holes, the diameter sections of the third detection bolts are matched with the aperture of the third detection holes 9, the device also comprises a plurality of fourth detection bolts 22, the number of the fourth detection bolts 22 is matched with the number of the seventh detection holes 17, the fourth detection bolts 22 are three-stage stepped shafts, the small diameter sections of the fourth detection bolts 22 are matched with the aperture of the threaded assembly holes, the diameter sections of the fourth detection bolts are matched with the aperture of the seventh detection holes 17, the device also comprises a plurality of fifth detection bolts 23, the number of the fifth detection bolts 23 is matched with the number of the sixth detection holes 16, the fifth detection bolts 23 are two-stage stepped shafts, annular grooves are arranged on the large diameter sections, the large diameter sections of the fifth detection bolts 23 are in sliding fit in the sixth detection holes 16 corresponding to the first turning arm 13, are vertically distributed, and axially extend through the groove walls of the annular grooves, a reset spring 24 is sleeved on the annular groove sections of the fifth detection bolts 23 above the first turning arm, the diameter of the small diameter sections of the fifth detection bolts 23 is matched with the aperture of the threaded assembly holes, still include oil blanket via hole detection socket 25, the diameter of oil blanket via hole detection socket 25 suits with the aperture of oil blanket via hole, the lower extreme of oil blanket via hole detection socket 25 sets up first reference column, suits with fourth detection hole 10, the upper end of this oil blanket via hole detection socket 25 sets up first handle, still includes two VVT valve mounting hole detection sockets 26, the diameter of VVT valve mounting hole detection sockets 26 suits with the aperture of VVT valve mounting hole, the periphery of VVT valve mounting hole detection sockets 26 is equipped with three secondary detection bolts 27 that suits with corresponding threaded connection hole, the lower extreme of VVT valve mounting hole detection sockets 26 sets up the second reference column, suits with fifth detection hole 11, and be equipped with the notch that suits with stopper in the fifth detection hole, the upper end of VVT valve mounting hole detection sockets 26 sets up the second handle, specifically, in order to reduce the cost, first detection bolt, second bolt detection bolt, third detection bolt, the major diameter section that fourth detected links to each other through screw thread fit with the major diameter section, adopts the first detection bolt, the major diameter is made into the plastics handle through the corresponding screw thread section, the plastics is held on the first detection socket.
In order to facilitate the storage of these detection pins, a pin placement box 30 is also included, which is fixed to the base, outside the contour ring.
The working principle of the invention is that the processed front cover is supported on the contour ring through the first flange plate, and is positioned through the first positioning pin and the second positioning pin, so that the mounting surface of the front cover corresponds to the first flatness detection wall, the spacing distance is provided, the second flange plate of the front cover corresponds to the second flatness detection wall, the spacing distance is provided, the front cover is stable and does not shake, and the processing of the first flange plate is qualified. And if the small-diameter section of the first detection bolt can be smoothly inserted into the corresponding first detection hole, the corresponding first connection hole is qualified in processing. And the second detection bolt penetrates through the second detection hole, and the small-diameter section can be smoothly inserted into the corresponding third connecting hole, so that the corresponding third connecting hole is qualified in processing. And the third detection bolt penetrates through the third detection hole, and the small-diameter section can be smoothly inserted into the corresponding second connecting hole, so that the corresponding second connecting hole is qualified in processing. Utilize oil blanket via hole to detect socket and oil blanket via hole cooperation, and first locating column can insert fourth detection hole smoothly, then oil blanket via hole processing is qualified. The VVT valve mounting hole detection socket is matched with the VVT valve mounting hole, the second positioning column can be smoothly inserted into the fifth detection hole, the secondary detection bolt can be smoothly inserted into the corresponding threaded connection hole, and then the VVT valve mounting hole and the threaded connection hole are qualified in processing. And the first overturning arm is overturned to a final stop point and locked, each fifth detection bolt is pressed downwards manually in sequence, and the small diameter section of each fifth detection bolt is matched with the corresponding threaded mounting hole to finish the detection of the position degree of each threaded mounting hole. And the second overturning arm is overturned to a final stop point and locked, and the detection of the position degrees of the front cover mounting surface, the second flange plate and the suspension surface is sequentially completed by utilizing the clearance fit between the through-and-stop gauge small-diameter section and the through-and-stop gauge large-diameter section and the first flatness detection wall and the mounting surface, the clearance fit between the second flatness detection wall and the second flange plate and the clearance fit between the side surface of the second overturning arm and the suspension surface. And the fourth detection bolt penetrates through the seventh detection hole to be matched, and the small-diameter section can be smoothly inserted into the corresponding threaded assembly hole, so that the corresponding threaded assembly hole is qualified in processing.
After the detection is finished, the first overturning arm and the second overturning arm are reset, so that the detected front cover can be taken down to detect the next product.
Claims (8)
1. The utility model provides a comprehensive gauge of front shroud which characterized in that: comprises a base (1),
the middle part of the base (1) is provided with equal-height rings (2) which are matched with the first flange plate of the front cover, the equal-height rings (2) are provided with first positioning pins (3) which are matched with first positioning holes on the first flange plate of the front cover, and second positioning pins (4) which are matched with second positioning holes on the first flange plate of the front cover, the equal-height rings (2) are provided with a plurality of first detection holes (5) which are respectively corresponding to first connecting holes on the first flange plate of the front cover, the aperture of the first detection holes (5) is smaller than that of the first connecting holes,
a first flatness detection wall (6) and a second flatness detection wall (7) are respectively arranged on the base (1),
the extending shape of the first flatness detection wall (6) is matched with the extending shape of the mounting surface, the first flatness detection wall (6) is provided with a spacing distance of 5.0mm, a plurality of second detection holes (8) are arranged on the first flatness detection wall (6), each second detection hole (8) is a through hole and corresponds to a third connection hole on the mounting surface of the front cover, the aperture of the second detection hole (8) is larger than that of the third connection hole,
the extending shape of the second flatness detection wall (7) is arranged in parallel with the second flange plate, the distance between the extending shape and the second flange plate is 5.0mm, a plurality of third detection holes (9) are arranged on the second flatness detection wall (7), each third detection hole (9) is a through hole and corresponds to the second connecting hole on the second flange plate of the front cover, the aperture of the third detection hole (9) is larger than that of the second connecting hole,
a fourth detection hole (10) is also arranged on the base (1) and corresponds to the oil seal via hole of the front cover, the aperture of the fourth detection hole (10) is smaller than that of the oil seal via hole,
two fifth detection holes (11) are also arranged on the base (1), correspond to the VVT valve mounting holes of the front cover, the aperture of each fifth detection hole (11) is smaller than that of the VVT valve mounting hole, limiting blocks are arranged in each fifth detection hole (11),
two mounting seats (12) are also arranged on the base (1), a first turning arm (13) and a second turning arm (14) are sequentially hinged on each mounting seat (12), the end point of each turning arm is limited to extend horizontally towards the equal-height ring (2) through a locking mechanism (15),
a plurality of sixth detection holes (16) are arranged on the first turning arm (13), each sixth detection hole (16) corresponds to a threaded mounting hole on the front cover respectively,
one side surface of the second turning arm (14) is arranged in parallel with the suspension surface of the front cover and has a spacing distance of 5.0mm, a plurality of seventh detection holes (17) are arranged on the second turning arm (14), each seventh detection hole (17) is a through hole and is matched with a threaded assembly hole on the suspension surface of the front cover, the aperture of the seventh detection hole (17) is larger than that of the threaded assembly hole,
the device also comprises a go-no-go gauge (18), one end of the go-no-go gauge (18) is a go-no-go gauge small-diameter section (18 a) with the diameter of 4.95mm, the other end is a go-no-go gauge large-diameter section (18 b) with the diameter of 5.05mm,
the device also comprises a plurality of first detection bolts (19), the number of the first detection bolts (19) is matched with that of the first detection holes (5), the first detection bolts (19) are three-stage stepped shafts, the small diameter sections of the three-stage stepped shafts are matched with the apertures of the first detection holes, the diameter sections of the three-stage stepped shafts are matched with the apertures of the first connection holes,
the device also comprises a plurality of second detection bolts (20), the number of the second detection bolts (20) is matched with that of the second detection holes (8), the second detection bolts (20) are three-stage stepped shafts, the small diameter sections of the second detection bolts are matched with the aperture of the third connecting hole, the diameter sections of the second detection bolts are matched with the aperture of the second detection holes (8),
the device also comprises a plurality of third detection bolts (21), the number of the third detection bolts (21) is matched with the number of the third detection holes (9), the third detection bolts (21) are three-stage stepped shafts, the small diameter sections of the three-stage stepped shafts are matched with the aperture of the second connecting holes, the diameter sections of the three-stage stepped shafts are matched with the aperture of the third detection holes (9),
the device also comprises a plurality of fourth detection bolts (22), the number of the fourth detection bolts (22) is matched with that of the seventh detection holes (17), the fourth detection bolts (22) are three-stage stepped shafts, the small diameter sections of the four-stage stepped shafts are matched with the apertures of the threaded assembly holes, the diameter sections of the four-stage stepped shafts are matched with the apertures of the seventh detection holes (17),
the device also comprises a plurality of fifth detection bolts (23), the number of the fifth detection bolts (23) is matched with that of the sixth detection holes (16), the fifth detection bolts (23) are of a two-stage stepped shaft, annular grooves are arranged on large-diameter sections, the large-diameter sections of the fifth detection bolts (23) are in sliding fit in the corresponding sixth detection holes (16) of the first turning arm (13) and are vertically distributed, the groove walls of the annular grooves extend along the axial direction, a return spring (24) is sleeved on the annular groove section of the fifth detection bolts (23) above the first turning arm, the diameter of the small-diameter section of the fifth detection bolts (23) is matched with the aperture of the threaded mounting hole,
the device also comprises an oil seal via hole detection socket (25), the diameter of the oil seal via hole detection socket (25) is matched with the aperture of the oil seal via hole, the lower end of the oil seal via hole detection socket (25) is provided with a first positioning column which is matched with a fourth detection hole (10), the upper end of the oil seal via hole detection socket (25) is provided with a first handle,
still include two VVT valve mounting hole detection sockets (26), the diameter of VVT valve mounting hole detection sockets (26) suits with the aperture of VVT valve mounting hole, and the periphery of VVT valve mounting hole detection sockets (26) is equipped with three secondary detection bolt (27) that suits with corresponding threaded connection hole, and the lower extreme of VVT valve mounting hole detection sockets (26) sets up the second reference column, suits with fifth detection hole (11), and is equipped with the notch of stopper looks adaptation in the fifth detection hole, and the upper end of VVT valve mounting hole detection sockets (26) sets up the second handle.
2. The comprehensive inspection tool for a front cover according to claim 1, wherein: handles (28) are respectively arranged on two sides of the base (1).
3. The comprehensive inspection tool for a front cover according to claim 1, wherein: the equal-height ring (2) is formed by arranging and combining a plurality of equal-height blocks, each equal-height block is columnar and provided with a counter bore, and each equal-height block passes through the counter bore to be in threaded fit with the base through a bolt to form detachable connection.
4. The comprehensive inspection tool for a front cover according to claim 1, wherein: the large-diameter section of the first detection bolt, the second detection bolt, the third detection bolt and the fourth detection bolt is connected with the middle-diameter section through threaded fit, the large-diameter section is made of plastic, and the first handle and the second handle are fixed at the upper end of the corresponding detection socket through threaded fit and made of plastic.
5. The comprehensive inspection tool for a front cover according to claim 1, wherein: the utility model provides a lead to no-go gage (18) including pole portion to and set up lead to no-go gage minor diameter section (18 a) in pole portion one end, set up lead to no-go gage major diameter section (18 b) at the pole portion other end, the cross-section of pole portion is six prismatic, and is the diameter of the inscription circle of six prismatic pole portions and be greater than the diameter of lead to no-go gage major diameter section, be equipped with connecting seat (29) on the base, this connecting seat is made through plastics, and is equipped with first open slot on the connecting seat, the lower part groove width of this first open slot is greater than the diameter of pole portion inscription circle, is less than the diameter of pole portion circumscribed circle, the upper portion groove width of this first open slot is less than the diameter of pole portion inscription circle, lead to no-go gage through the lower part of pole portion joint at first open slot, form detachable connection.
6. The comprehensive inspection tool for a front cover according to claim 1, wherein: the plug pin placing box (30) is fixed on the base and is positioned on the outer side of the equal-height ring.
7. The comprehensive inspection tool for a front cover according to claim 1, wherein: the mounting seat (12) is provided with a second open slot, the hinged end of the turning arm is arranged in the second open slot and is hinged and connected through a hinge, the hinge is positioned at the outer open end of the second open slot, the bottom of the second open slot is provided with a thread locating hole and is positioned at the inner open end of the second open slot, the locking mechanism is a locking bolt, and the locking bolt penetrates through the turning arm to be in threaded fit with the thread locating hole to form locking.
8. The integrated test fixture of the front cover of claim 7, wherein: the upper part of the hinged end of the turning arm is provided with a limiting section, the limiting section forms an included angle of 45 degrees with the length direction of the turning arm, the outer side face of the mounting seat is provided with a limiting block, the limiting section of the turning arm is matched with the upper edge of the limiting block, and the starting point of the turning arm is limited to extend upwards in an inclined mode.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111654589.3A CN114199100B (en) | 2021-12-30 | 2021-12-30 | Comprehensive detection tool for front cover |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111654589.3A CN114199100B (en) | 2021-12-30 | 2021-12-30 | Comprehensive detection tool for front cover |
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| CN114199100A CN114199100A (en) | 2022-03-18 |
| CN114199100B true CN114199100B (en) | 2023-12-26 |
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| JP2008026276A (en) * | 2006-07-25 | 2008-02-07 | Nanya Seisakusho:Kk | Coordinate detector for measuring position degree, and position degree measuring system |
| CN101907431A (en) * | 2010-07-29 | 2010-12-08 | 广东鸿特精密技术股份有限公司 | Hole position comprehensive check tool with auxiliary measuring block |
| CN105066829A (en) * | 2015-08-24 | 2015-11-18 | 丹阳金城配件有限公司 | Automobile front wheel cover detection device |
| CN105091701A (en) * | 2015-08-24 | 2015-11-25 | 丹阳金城配件有限公司 | Engine protective cover assembly detection tool for automobiles |
| CN211401006U (en) * | 2020-01-01 | 2020-09-01 | 佛山市立锦机电有限公司 | Automobile engine hood inner plate detection tool |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282723B (en) * | 2018-11-06 | 2019-12-27 | 中信戴卡股份有限公司 | Wheel comprehensive detection equipment |
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2021
- 2021-12-30 CN CN202111654589.3A patent/CN114199100B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008026276A (en) * | 2006-07-25 | 2008-02-07 | Nanya Seisakusho:Kk | Coordinate detector for measuring position degree, and position degree measuring system |
| CN101907431A (en) * | 2010-07-29 | 2010-12-08 | 广东鸿特精密技术股份有限公司 | Hole position comprehensive check tool with auxiliary measuring block |
| CN105066829A (en) * | 2015-08-24 | 2015-11-18 | 丹阳金城配件有限公司 | Automobile front wheel cover detection device |
| CN105091701A (en) * | 2015-08-24 | 2015-11-25 | 丹阳金城配件有限公司 | Engine protective cover assembly detection tool for automobiles |
| CN211401006U (en) * | 2020-01-01 | 2020-09-01 | 佛山市立锦机电有限公司 | Automobile engine hood inner plate detection tool |
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| CN114199100A (en) | 2022-03-18 |
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