CN114812334B - Inspection device for swing arm support on automobile chassis - Google Patents
Inspection device for swing arm support on automobile chassis Download PDFInfo
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- CN114812334B CN114812334B CN202210568890.0A CN202210568890A CN114812334B CN 114812334 B CN114812334 B CN 114812334B CN 202210568890 A CN202210568890 A CN 202210568890A CN 114812334 B CN114812334 B CN 114812334B
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- checking
- swing arm
- cavity
- arm support
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- 238000007689 inspection Methods 0.000 title claims abstract description 46
- 238000000926 separation method Methods 0.000 claims description 14
- 238000001514 detection method Methods 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims 1
- 206010066054 Dysmorphism Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000007789 sealing Methods 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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B13/00—Measuring arrangements characterised by the use of fluids
- G01B13/22—Measuring arrangements characterised by the use of fluids for measuring roughness or irregularity of surfaces
-
- 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
- G01B5/20—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The inspection device of the swing arm support on the automobile chassis comprises a rectangular inspection platform, wherein an arc-shaped inspection boss is formed on the upper end face of the inspection platform, inspection cavities are formed on the upper end face of the inspection boss, and a plurality of inspection male dies and inspection grooves are formed on the bottom face of the inspection cavity; vertical threaded holes are formed in the checking cavity on two checking male dies which are close to two ends of the checking cavity; a leveling component opposite to the middle part of the checking cavity is fixed on the checking platform at one side of the checking boss, and a plurality of checking plug gauges are arranged on the checking platform at the other side of the checking boss; a plurality of connecting seats are formed on the upper end face, close to one side edge, of the inspection platform, and clamping fasteners are connected to the connecting seats in a threaded mode. The device adopts the cavity structure that the lower swing arm support agrees with to check the shape of the lower swing arm support, and whether the shape of the side edge of the lower swing arm support meets the requirement is detected by the cavity in cooperation with the plug gauge, and whether the assembly requirement is met between the cavity and the plug gauge can be judged by cooperation with the leveling gauge.
Description
Technical field:
the invention relates to the technical field of parking brakes, in particular to a checking device for a swing arm bracket on an automobile chassis.
The background technology is as follows:
the swing arm of car is mainly used for supporting the automobile body, is an important part of guaranteeing car safety of traveling, and some current swing arms are by two stamping forming's support cooperation corresponding connecting piece constitution, and wherein the support divide into lower swing arm support and last swing arm support, and its structure is as shown in figure 1, and its lower swing arm support 7 and last swing arm support 8 are curved dysmorphism piece, after accomplishing the production, need detect the side and can use, and the project that its detected mainly is lower swing arm support 7's shape and width dimension to whether satisfy theoretical cooperation size when lower swing arm support 7 and last swing arm support 8 cooperate, and whether the shape structure of going up swing arm support 8 satisfies the requirement through cooperation size and lower swing arm support 7's shape size, when lower swing arm support 7 and last swing arm support 8 are the dysmorphism piece, adopt the utensil of examining that is known now can't measure, so need design a special verifying attachment.
The invention comprises the following steps:
the invention aims at overcoming the defects of the prior art, and provides a checking device for an upper swing arm support of an automobile chassis, which adopts a cavity structure matched with the lower swing arm support to check the shape of the lower swing arm support, the cavity is matched with a plug gauge to detect whether the side shape of the lower swing arm support meets the requirement, and meanwhile, a fastener is arranged to connect the lower swing arm support and the upper swing arm support, and the matching plug gauge and a leveling gauge can judge whether the assembly requirement is met.
The inspection device of the swing arm support on the automobile chassis comprises a rectangular inspection platform, wherein an arc-shaped inspection boss is formed on the upper end face of the inspection platform, inspection cavities are formed on the upper end face of the inspection boss, and a plurality of inspection male dies and inspection grooves are formed on the bottom face of the inspection cavity; vertical threaded holes are formed in the checking cavity on two checking male dies which are close to two ends of the checking cavity; a leveling component opposite to the middle part of the checking cavity is fixed on the checking platform at one side of the checking boss, and a plurality of checking plug gauges are arranged on the checking platform at the other side of the checking boss; a plurality of connecting seats are formed on the upper end face, close to one side edge, of the inspection platform, and clamping fasteners are screwed on the connecting seats;
the clamping fastener comprises a round separation column, a lower stud opposite to the threaded hole is formed on the lower end face of the separation column, the lower stud is in threaded connection with the connecting seat, an upper stud is formed on the upper end face of the separation column, and a vertical rotating rod is formed on the upper end face of the upper stud; the correction plug gauge comprises a regular hexagonal holding rod, wherein contact pins are formed at two ends of the holding rod, a cylindrical annular sleeve gauge is inserted at the tail ends of the contact pins, two end faces of the sleeve gauge are abutted against limiting rings, and the limiting rings are fixed on the contact pins in a sleeved mode;
the leveling assembly comprises a base, a bottom plate is fixed on the upper end face of the base, two vertical support plates are formed on the bottom plate, a leveling arm is inserted between the support plates, one end of the leveling arm is inserted with a screw rod, two ends of the screw rod penetrate through the support plates and are in threaded connection with nuts, a pressing block which is opposite to the inner side wall of the leveling cavity and is arc-shaped is formed at the other end of the leveling arm, and a pressing strip which extends downwards and is arc-shaped is formed at the side edge of one side, away from the screw rod, of the pressing block; and a bubble level parallel to the leveling arm is fixed on the upper end surface of the leveling arm.
Preferably, the upper end face of the checking male die provided with the threaded hole on the checking platform is a horizontal plane, the aperture of the threaded hole is equal to the diameter of a lower stud on the clamping fastener, and the length of the lower stud is smaller than the depth of the threaded hole.
Preferably, the rotary rod on the clamping fastener is cylindrical, the central axis of the rotary rod, the central axis of the upper stud, the central axis of the lower stud and the central axis of the separation column are all on the same straight line, and the diameter of the rotary rod is smaller than that of the upper stud.
Preferably, the upper end face of the inspection platform and the upper end face of the checking boss are horizontal planes, the upper end face of the leveling arm is parallel to the lower end face of the pressing block, the lower end face of the leveling arm is flush with the lower end face of the pressing block, the screw is located on the upper side of the checking boss, and the vertical distance from the upper end face of the checking boss to the screw is equal to the distance from the lower end face of the leveling arm to the screw.
Preferably, a swing arm assembly is inserted into the checking cavity of the checking platform, the swing arm assembly comprises a lower swing arm support and an upper swing arm support, the lower surface of the lower swing arm support is attached to the bottom surface of the checking cavity, a separation column on a clamping fastener is abutted against the upper surface of the lower swing arm support, a lower stud penetrates through the lower swing arm support to be screwed into a threaded hole, the upper end of the clamping fastener is abutted against the lower surface of the upper swing arm support, a clamping nut penetrates through the lower swing arm support to be screwed, and the clamping nut is abutted against the upper surface of the upper swing arm support; gaps are respectively arranged between the two side edges of the lower swing arm support and the inner walls of the two sides of the checking cavity, the gaps on the two sides of the lower swing arm support are equal in distance, and gaps are respectively arranged between the two side edges of the upper swing arm support and the inner walls of the two sides of the checking cavity, and the gaps on the two sides of the upper swing arm support are equal in distance; the pressing strip on the leveling assembly is overturned and pressed against the upper surface of the upper swing arm support, the pressing block is overturned and pressed against the upper end face of the checking boss, and the lower end face of the pressing strip is attached to the upper surface of the upper swing arm support.
Preferably, the diameters of the sleeve gauges at two ends of the checking plug gauge are unequal, the diameter of the sleeve gauge at one end of the checking plug gauge is smaller than the distance between the lower swing arm support and the inner side wall of the checking cavity, and the diameter of the sleeve gauge at the other end of the checking plug gauge is larger than the distance between the lower swing arm support and the inner side wall of the checking cavity.
Preferably, the pressing block is in threaded connection with a plurality of adjusting bolts, and the lower ends of the adjusting bolts are inserted into the pressing bar and expose the lower end face of the pressing bar; one end of the base is provided with a locking block, a locking stud is formed on the locking block and is in threaded connection with the support plate, the length of the locking stud is larger than the thickness of the support plate, a handle is inserted on the locking block, and a spherical holding piece is inserted and fixed at the tail end of the handle.
Preferably, the bottom surface of checking the die cavity on the test platform is formed with a plurality of detection air holes, the test platform is internally formed with an air cavity communicated with the detection air holes, one side of the test platform is provided with a measuring hole and an air inlet hole communicated with the air cavity, an air pipe quick connector is fixedly connected in the air inlet hole in a screwed manner, a pressure sensor is fixedly connected in the measuring hole in a screwed manner, an alarm is fixedly arranged on the side wall of the test platform, and the pressure sensor is connected with the alarm through a circuit.
The invention has the beneficial effects that:
the device adopts the cavity structure that the lower swing arm support agrees with to check the shape of the lower swing arm support, and whether the cavity cooperation plug gauge detects lower swing arm support side shape and satisfies the requirement, is equipped with fastener connection lower swing arm support and last swing arm support simultaneously, and cooperation plug gauge and leveling gauge can judge whether satisfy the assembly requirement between the two.
Description of the drawings:
FIG. 1 is a schematic diagram of a swing arm bracket to be inspected in accordance with the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic perspective view of a leveling assembly according to the present invention;
FIG. 4 is a schematic elevational view of a leveling assembly according to the present invention;
FIG. 5 is a schematic side view of a leveling assembly according to the present invention;
FIG. 6 is a schematic diagram of a structure of a calibration plug gauge according to the present invention;
fig. 7 is a schematic view of the structure of the clamping fixture of the present invention.
In the figure: 1. a test platform; 11. checking the boss; 12. checking a cavity; 13. checking the male die; 14. a threaded hole; 15. detecting air holes; 16. a connecting seat; 17. a gas release groove; 2. a leveling assembly; 21. a base; 22. a bottom plate; 221. a support plate; 23. a screw; 24. leveling arms; 25. a nut; 26. briquetting; 261. pressing strips; 27. a bubble level; 28. an adjusting bolt; 29. a locking block; 291. locking the stud; 210. a handle; 211. a grip; 3. checking a plug gauge; 31. a grip lever; 311. a contact pin; 32. a sleeve gauge; 33. a limiting ring; 4. clamping a fastener; 41. a partition column; 42. a lower stud; 43. a stud is arranged; 44. a rotating rod; 5. a quick joint of the air pipe; 6. a pressure sensor; 7. a lower swing arm bracket; 8. and an upper swing arm bracket.
The specific embodiment is as follows:
examples: referring to fig. 1 to 7, an inspection device for a swing arm support on an automobile chassis comprises a rectangular inspection platform 1, wherein an arc-shaped inspection boss 11 is formed on the upper end surface of the inspection platform 1, inspection cavities 12 are formed on the upper end surface of the inspection boss 11 and on the end surfaces of two ends of the inspection boss 11, and a plurality of inspection male dies 13 and inspection grooves are formed on the bottom surface of the inspection cavity 12; two checking male dies 13 in the checking cavity 12, which are close to two ends of the checking cavity 12, are provided with vertical threaded holes 14; a leveling component 2 opposite to the middle part of the checking cavity 12 is fixed on the checking platform 1 at one side of the checking boss 11, and a plurality of checking plug gauges 3 are arranged on the checking platform 1 at the other side of the checking boss 11; a plurality of connecting seats 16 are formed on the upper end face, close to one side edge, of the inspection platform 1, and clamping fasteners 4 are screwed on the connecting seats 16;
the clamping fastener 4 comprises a round separation column 41, a lower stud 42 opposite to the threaded hole 14 is formed on the lower end surface of the separation column 41, the lower stud 42 is in threaded connection with the connecting seat 16, an upper stud 43 is formed on the upper end surface of the separation column 41, and a vertical rotary rod 44 is formed on the upper end surface of the upper stud 43; the correction plug gauge 3 comprises a regular hexagonal holding rod 31, wherein pins 311 are formed at two ends of the holding rod 31, a cylindrical annular sleeve gauge 32 is inserted at the tail end of the pins 311, two end faces of the sleeve gauge 32 abut against limiting rings 33, and the limiting rings 33 are fixed on the pins 311 in a sleeved mode;
the leveling assembly 2 comprises a base 21, a bottom plate 22 is fixed on the upper end surface of the base 21, two vertical support plates 221 are formed on the bottom plate 22, a leveling arm 24 is inserted between the support plates 221, one end of the leveling arm 24 is inserted with a screw 23, two ends of the screw 23 penetrate through the support plates 221 and are in threaded connection with nuts 25, the other end of the leveling arm 24 is formed with a pressing block 26 which is opposite to the inner side wall of the leveling cavity 12 and is arc-shaped, and a side edge of the pressing block 26, which is far away from one side of the screw 23, is formed with a pressing bar 261 which extends downwards and is arc-shaped; the upper end surface of the leveling arm 24 is fixed with a bubble level 27 parallel to the leveling arm 24.
Preferably, the upper end surface of the checking male die 13 provided with the threaded hole 14 on the checking platform 1 is a horizontal plane, the aperture of the threaded hole 14 is equal to the diameter of the lower stud 42 on the clamping fastener 4, and the length of the lower stud 42 is smaller than the depth of the threaded hole 14.
Preferably, the rotary rod 44 on the clamping fastener 4 is cylindrical, the central axis of the rotary rod 44, the central axis of the upper stud 43, the central axis of the lower stud 42 and the central axis of the partition column 41 are all on the same straight line, and the diameter of the rotary rod 44 is smaller than that of the upper stud 43.
Preferably, the upper end surface of the inspection platform 1 and the upper end surface of the calibration boss 11 are both horizontal planes, the upper end surface of the leveling arm 24 is parallel to the lower end surface of the pressing block 26, the lower end surface of the leveling arm 24 is flush with the lower end surface of the pressing block 26, the screw 23 is located on the upper side of the calibration boss 11, and the vertical distance from the upper end surface of the calibration boss 11 to the screw 23 is equal to the distance from the lower end surface of the leveling arm 24 to the screw 23.
Preferably, a swing arm assembly is inserted into the checking cavity 12 of the checking platform 1, the swing arm assembly comprises a lower swing arm bracket 7 and an upper swing arm bracket 8, the lower surface of the lower swing arm bracket 7 is attached to the bottom surface of the checking cavity 12, a separation column 41 on the clamping fastener 4 is abutted against the upper surface of the lower swing arm bracket 7, a lower stud 42 passes through the lower swing arm bracket 7 to be screwed into the threaded hole 14, the upper end of the clamping fastener 4 is abutted against the lower surface of the upper swing arm bracket 8, a clamping nut passes through the lower swing arm bracket 7 to be screwed into the upper stud 43, and the clamping nut is abutted against the upper surface of the upper swing arm bracket 8; gaps are respectively arranged between the two side edges of the lower swing arm support 7 and the inner walls of the two sides of the checking cavity 12, the gap distances between the two sides of the lower swing arm support 7 are equal, gaps are respectively arranged between the two side edges of the upper swing arm support 8 and the inner walls of the two sides of the checking cavity 12, and the gap distances between the two sides of the upper swing arm support 8 are equal; the pressing bar 261 on the leveling assembly 2 is turned over and pressed against the upper surface of the upper swing arm support 8, the pressing block 26 is turned over and pressed against the upper end face of the checking boss 11, and the lower end face of the pressing bar 261 is attached to the upper surface of the upper swing arm support 8.
Preferably, the diameters of the sleeve gauges 32 at two ends of the checking plug gauge 3 are unequal, the diameter of the sleeve gauge 32 at one end of the checking plug gauge 3 is smaller than the distance between the lower swing arm bracket 7 and the inner side wall of the checking cavity 12, and the diameter of the sleeve gauge 32 at the other end of the checking plug gauge 3 is larger than the distance between the lower swing arm bracket 7 and the inner side wall of the checking cavity 12.
Preferably, the press block 26 is in threaded connection with a plurality of adjusting bolts 28, and the lower ends of the adjusting bolts 28 are inserted into the press bar 261 and expose the lower end face of the press bar 261; one end of the base 21 is provided with a locking block 29, the locking block 29 is provided with a locking stud 291 in a molding mode, the locking stud 291 is in threaded connection with the support plate 221, the length of the locking stud 291 is larger than the thickness of the support plate 221, the locking block 29 is inserted with a handle 210, and the tail end of the handle 210 is inserted with a spherical holding piece 211.
Preferably, a plurality of detection air holes 15 are formed in the bottom surface of the checking cavity 12 on the checking platform 1, an air cavity communicated with the detection air holes 15 is formed in the checking platform 1, a measuring hole and an air inlet hole communicated with the air cavity are formed in one side of the checking platform 1, an air pipe quick connector 5 is fixedly connected in the air inlet hole in a screwed manner, a pressure sensor 6 is fixedly connected in the measuring hole in a screwed manner, and an alarm is fixedly arranged on the side wall of the checking platform 1, and the pressure sensor 6 is connected with the alarm through a circuit. The inner side wall of the checking cavity 12 is provided with a plurality of air leakage grooves 17 penetrating through the outer wall of the checking boss 11.
Working principle: the invention is a checking device of the upper swing arm support of the chassis of the car, its main technical point lies in, in order to detect the lower swing arm support 7, offer the check cavity 12 of a female die structure, the structure of the bottom surface of check cavity 12 is the same as structure of the lower surface of the lower swing arm support 7, namely can check the main board body of the lower swing arm support 7 by check cavity 12, fix the lower swing arm support 7 in check cavity 12 through clamping the fastener 4 after installing the lower swing arm support 7, then detect the interval between inner side edges of check cavity 12 and both sides of lower swing arm support 7 through the check plug gauge 3, meet the size requirement, and then can detect the shape structure of the both sides edge of lower swing arm support 7; the lower surface of the lower swing arm support 7 can be detected by utilizing the airtight structure of the detection air hole 15, the air cavity, the pressure sensor 6 and the sealing thin pad, air is introduced into the air cavity in principle, so that the air cavity is driven to have certain air pressure, the lower swing arm support 7 is attached to the bottom surface of the checking cavity 12, the lower swing arm support 7 covers the detection air hole 15, the air pressure in the air cavity is in a stable range, if not attached, the detection air hole 15 leaks air, the air pressure in the air cavity is measured by the pressure sensor 5, and whether the structure of the lower surface of the lower swing arm support 7 meets the requirement is judged;
then lay the swing arm support 8 in checking the die cavity 12 again, go up swing arm support 8 plug bush and be outside lower swing arm support 7 and plug bush at clamping fastener 4, can realize the fixed positioning of swing arm support 8 through installing the clamping nut on the clamping fastener 4, then upset the leveling arm 24 on the leveling subassembly 2, realize that the layering 261 presses the upper surface of going up swing arm support 8, see bubble spirit level 27, whether be the level, or bubble spirit level 27 shows the level, see layering 261 and go up swing arm support 8 whether there is the clearance, judge whether the clamping is put in place, then detect the interval between the medial side flange of swing arm support 8 and checking the die cavity 12 through checking plug gauge 3, whether satisfy the size requirement.
The examples are presented to illustrate the invention and are not intended to limit the invention. Modifications to the described embodiment may occur to those skilled in the art without departing from the spirit and scope of the invention, and the scope of the invention is therefore set forth in the appended claims.
Claims (8)
1. The utility model provides a verifying attachment of swing arm support on vehicle chassis, includes inspection platform (1) of rectangle, and the up end shaping of inspection platform (1) has curved school to examine boss (11), its characterized in that: a checking cavity (12) of the end surfaces of the two ends of the checking boss (11) is formed on the upper end surface of the checking boss (11), and a plurality of checking male dies (13) and checking grooves are formed on the bottom surface of the checking cavity (12); two checking male dies (13) in the checking cavity (12) close to two ends of the checking cavity (12) are provided with vertical threaded holes (14); a leveling component (2) opposite to the middle part of the checking cavity (12) is fixed on the checking platform (1) at one side of the checking boss (11), and a plurality of checking plug gauges (3) are arranged on the checking platform (1) at the other side of the checking boss (11); a plurality of connecting seats (16) are formed on the upper end face, close to one side edge, of the inspection platform (1), and clamping fasteners (4) are screwed on the connecting seats (16);
the clamping fastener (4) comprises a round separation column (41), a lower stud (42) opposite to the threaded hole (14) is formed on the lower end face of the separation column (41), the lower stud (42) is in threaded connection with the connecting seat (16), an upper stud (43) is formed on the upper end face of the separation column (41), and a vertical rotating rod (44) is formed on the upper end face of the upper stud (43); the correction plug gauge (3) comprises a regular hexagonal holding rod (31), wherein inserting pins (311) are formed at two ends of the holding rod (31), a cylindrical annular sleeve gauge (32) is inserted at the tail end of each inserting pin (311), limiting rings (33) are abutted against two end surfaces of each sleeve gauge (32), and the limiting rings (33) are fixed on the inserting pins (311) in a sleeved mode;
the leveling assembly (2) comprises a base (21), a bottom plate (22) is fixed on the upper end face of the base (21), two vertical support plates (221) are formed on the bottom plate (22), a leveling arm (24) is inserted between the support plates (221), one end of the leveling arm (24) is inserted with a screw rod (23), two ends of the screw rod (23) penetrate through the support plates (221) and are in threaded connection with nuts (25), a pressing block (26) which is opposite to the inner side wall of the checking cavity (12) and is arc-shaped is formed at the other end of the leveling arm (24), and a pressing strip (261) which extends downwards and is arc-shaped is formed at the side edge of one side, away from the screw rod (23), of the pressing block (26); and a bubble level meter (27) parallel to the leveling arm (24) is fixed on the upper end surface of the leveling arm (24).
2. The inspection device for a swing arm bracket on an automobile chassis according to claim 1, wherein: the upper end face of the checking male die (13) provided with the threaded hole (14) on the checking platform (1) is a horizontal plane, the aperture of the threaded hole (14) is equal to the diameter of the lower stud (42) on the clamping fastener (4), and the length of the lower stud (42) is smaller than the depth of the threaded hole (14).
3. The inspection device for a swing arm bracket on an automobile chassis according to claim 1, wherein: the rotary rod (44) on the clamping fastener (4) is cylindrical, the central axis of the rotary rod (44), the central axis of the upper stud (43), the central axis of the lower stud (42) and the central axis of the separation column (41) are all on the same straight line, and the diameter of the rotary rod (44) is smaller than that of the upper stud (43).
4. The inspection device for a swing arm bracket on an automobile chassis according to claim 1, wherein: the upper end face of the inspection platform (1) and the upper end face of the checking boss (11) are horizontal planes, the upper end face of the leveling arm (24) is parallel to the lower end face of the pressing block (26), the lower end face of the leveling arm (24) is flush with the lower end face of the pressing block (26), the screw (23) is located on the upper side of the checking boss (11), and the vertical distance from the upper end face of the checking boss (11) to the screw (23) is equal to the distance from the lower end face of the leveling arm (24) to the screw (23).
5. The inspection device for a swing arm bracket on an automobile chassis according to claim 4, wherein: the checking device is characterized in that a swing arm assembly is inserted into a checking cavity (12) of the checking platform (1), the swing arm assembly comprises a lower swing arm support (7) and an upper swing arm support (8), the lower surface of the lower swing arm support (7) is attached to the bottom surface of the checking cavity (12), a separation column (41) on a clamping fastener (4) is abutted against the upper surface of the lower swing arm support (7), a lower stud (42) penetrates through the lower swing arm support (7) to be screwed into a threaded hole (14), the upper end of the clamping fastener (4) is abutted against the lower surface of the upper swing arm support (8), and a clamping nut is screwed into the upper stud (43) penetrating through the lower swing arm support (7) to be abutted against the upper surface of the upper swing arm support (8); gaps are respectively arranged between the two side edges of the lower swing arm support (7) and the two side inner walls of the checking cavity (12), the gaps on the two sides of the lower swing arm support (7) are equal in distance, and gaps are respectively arranged between the two side edges of the upper swing arm support (8) and the two side inner walls of the checking cavity (12), and the gaps on the two sides of the upper swing arm support (8) are equal in distance; the pressing strip (261) on the leveling assembly (2) is overturned and pressed against the upper surface of the upper swing arm support (8), the pressing block (26) is overturned and pressed against the upper end face of the checking boss (11), and the lower end face of the pressing strip (261) is attached to the upper surface of the upper swing arm support (8).
6. The inspection device for a swing arm bracket on an automobile chassis according to claim 5, wherein: the diameter of the sleeve gauge (32) at two ends of the check gauge (3) is unequal, the diameter of the sleeve gauge (32) at one end of the check gauge (3) is smaller than the distance between the lower swing arm support (7) and the inner side wall of the check cavity (12), and the diameter of the sleeve gauge (32) at the other end of the check gauge (3) is larger than the distance between the lower swing arm support (7) and the inner side wall of the check cavity (12).
7. The inspection device for a swing arm bracket on an automobile chassis according to claim 1, wherein: the pressing block (26) is in threaded connection with a plurality of adjusting bolts (28), and the lower ends of the adjusting bolts (28) are inserted into the pressing bar (261) and expose the lower end face of the pressing bar (261); one end of the base (21) is provided with a locking block (29), a locking stud (291) is formed on the locking block (29), the locking stud (291) is in threaded connection with the support plate (221), the length of the locking stud (291) is greater than the thickness of the support plate (221), a handle (210) is inserted on the locking block (29), and a spherical holding piece (211) is inserted and fixed at the tail end of the handle (210).
8. The inspection device for a swing arm bracket on an automobile chassis according to claim 1, wherein: the air cavity is characterized in that a plurality of detection air holes (15) are formed in the bottom surface of the checking cavity (12) in the checking platform (1), an air cavity communicated with the detection air holes (15) is formed in the checking platform (1), a measuring hole and an air inlet hole which are communicated with the air cavity are formed in one side of the checking platform (1), an air pipe quick connector (5) is fixedly connected in the air inlet hole in a threaded mode, a pressure sensor (6) is fixedly connected in the measuring hole in a threaded mode, an alarm is fixedly arranged on the side wall of the checking platform (1), and the pressure sensor (6) is connected with the alarm through a circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210568890.0A CN114812334B (en) | 2022-05-24 | 2022-05-24 | Inspection device for swing arm support on automobile chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210568890.0A CN114812334B (en) | 2022-05-24 | 2022-05-24 | Inspection device for swing arm support on automobile chassis |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114812334A CN114812334A (en) | 2022-07-29 |
| CN114812334B true CN114812334B (en) | 2023-07-25 |
Family
ID=82517625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210568890.0A Active CN114812334B (en) | 2022-05-24 | 2022-05-24 | Inspection device for swing arm support on automobile chassis |
Country Status (1)
| Country | Link |
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| CN (1) | CN114812334B (en) |
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Denomination of invention: Inspection device for swing arm bracket on automobile chassis Granted publication date: 20230725 Pledgee: Zhejiang Shangyu Rural Commercial Bank Co.,Ltd. Pledgor: ZHEJIANG ZHENGDING AUTO PARTS CO.,LTD. Registration number: Y2024980025772 |