CN208805157U

CN208805157U - A wheel hub detection device

Info

Publication number: CN208805157U
Application number: CN201821875530.0U
Authority: CN
Inventors: 朱林峰; 杨家富; 梅淼; 韩嘉伟; 张文武
Original assignee: Nanjing Forestry University
Current assignee: Nanjing Forestry University
Priority date: 2018-11-14
Filing date: 2018-11-14
Publication date: 2019-04-30
Anticipated expiration: 2028-11-14

Abstract

The utility model discloses a wheel hub detection device, comprising a lowering cylinder, a lowering mechanism, a jacking mechanism, a limit mechanism, a brake disc end face runout detection device, an ABS ring gear detection device, an oil seal runout detection device and a frame. The cylinder body of the cylinder is connected to the top of the frame, the bottom end of the piston rod of the lowering cylinder is connected to the top of the pressing mechanism, the jacking mechanism is located just below the pressing mechanism and is connected to the frame, and the limit mechanism is fixed at the bottom of the frame , The brake disc end face runout detection device and the ABS ring gear detection device are fixed in the middle of the frame and are located on both sides of the jacking mechanism. The jacking mechanism is provided with an oil seal runout detection device. The utility model can detect the wheel hub brake disc at the same time. End face runout, height and number of hub bolts, oil seal runout, ABS ring gear runout, no need for manual reading, high measurement accuracy; and suitable for wheel hub detection of different sizes, high efficiency, low cost, and meet the requirements of batch assembly and processing of wheel hubs testing needs.

Description

A kind of hub detection device

Technical field

The utility model belongs to detection technique field, and the detection technique being related on automobile industry wheel hub assembly line specifically relates to And a kind of hub detection device.

Background technique

Automotive hub is one of key components and parts of automobile, and as the hard supporter of wheel, the quality of wheel hub quality is directly The safety and stationarity of running car are influenced, the safety and reliability of vehicle is largely dependent on the property of institute's wheel-mounted Energy.Wheel hub detection device uses contact type measurement sensor mostly at present, but the measurement function of more wheel hub detection device It is single, so that needing for automotive hub to be individually placed to carry out on more chaptrel hub detection devices, this makes on automotive hub assembly line The beat for obtaining the entire production line increases.

Summary of the invention

Technical problem to be solved in the utility model is to provide a kind of wheel hub detection in view of the above shortcomings of the prior art Device, this hub detection device can detect wheel hub brake disc end face run-out, boss bolt height and number simultaneously, oil sealing is jumped Dynamic, ABS tooth runout is read without artificial, and measurement accuracy is high；And it is suitable for detecting with the wheel hub of different model size, efficiency Height, it is at low cost, meet detection demand when wheel hub batch assembly processing.

To realize the above-mentioned technical purpose, the technical solution that the utility model is taken are as follows:

A kind of hub detection device, including declining cylinder, the press mechanism for depressing wheel hub, the top for jacking wheel hub Rise mechanism, the position-limit mechanism for being used to support lifting body, brake disc end face run-out detection device, ABS gear ring detection device, oil sealing The cylinder body of jitter detection apparatus and rack, the decline cylinder is connect with frame top, the bottom of the piston rod of the decline cylinder End is connect with the top of press mechanism, and the lifting body is located at the underface of press mechanism and connect with rack, the limit Mechanism is fixed on bottom of the frame, and the brake disc end face run-out detection device and ABS gear ring detection device are each attached in rack Portion and the two sides for being located at lifting body, the lifting body are equipped with oil sealing jitter detection apparatus.

As the further improved technical solution of the utility model, the brake disc end face run-out detection device includes edge Screw rod, the first link block, cylinder, the first guide rail along Y-direction setting, lever, tangent displacement sensor, first of Z-direction setting Sliding rail and pedestal, first guide rail are fixed on central rack by guide rail cushion block, and the pedestal is slidably connected with the first guide rail, The cylinder body of the cylinder is connect with rack, and the piston rod of the cylinder is with pedestal hingedly to drive pedestal to move up in the first guide rail Dynamic, the side of the pedestal is rotatably connected to the screw rod along Z-direction setting, and the side of the pedestal is equipped with parallel with screw rod first Sliding rail is threaded with the first nut on the screw rod, the first link block and the first link block is fixed on first nut It is slidably connected with the first sliding rail, first link block is connected with lever testing agency, and the lever testing agency includes connection The tangent displacement sensor that chunking, swing are arranged in the lever connected in chunking, are arranged in connection chunking, the power of lever Contact is fixedly connected on arm, the resistance arm of lever and the input terminal of tangent displacement sensor connect.

As the further improved technical solution of the utility model, first guide rail has 2, and first sliding rail has 2 and it is located at screw rod two sides.

As the further improved technical solution of the utility model, the ABS gear ring detection device include elevating mechanism, Duplex cylinder, small cylinder, displacement sensor, the second link block, Z-shaped piece, the first connecting plate and servo motor, the servo motor Output end connect with elevating mechanism and for driving the first connecting plate to move in the Z-axis direction by elevating mechanism, described pair Connection cylinder connects firmly on the first connecting plate, and journey stop gear, the piston of the duplex cylinder are provided on the duplex cylinder Bar is connect with the second link block extended in X direction, and the end of second link block is fixedly connected with small cylinder, the small cylinder Solid rod joint has Z-shaped piece, and the displacement sensor for detecting ABS gear ring, institute's rheme are placed on Z-shaped piece of the other end It is passed through out of the second link block end through-hole at the top of displacement sensor.

As the further improved technical solution of the utility model, the lifting body includes lifting cylinder, the second connection Plate, mobile station rise cylinder and jacking guide pillar, and the inner sidewall of the bracket on the cylinder body and rack of the lifting cylinder is fixed to be connected It connects, the middle part of the bracket is equipped with through slot, and the lifting cylinder and the second connecting plate are located inside and outside bracket, described The piston rod of lifting cylinder is connected with support frame, and support frame as described above extend into the outside of bracket simultaneously by through slot on the inside of bracket It is connect with the second connecting plate of stent outer, the side wall of second connecting plate is slided by the lateral wall of the second sliding rail and bracket Connection, the top of second connecting plate connect with mobile station, and the mobile station middle part is equipped with through-hole, under four peripheral wall of through-hole Surface with rise cylinder cylinder body connect, it is described rising cylinder piston rod stretched out from the through-hole in the middle part of mobile station and with jacking Guide post connection, the jacking guide pillar is parallel with the piston rod of lifting cylinder, and the top of the jacking guide pillar is threaded with first Pressure head.

As the further improved technical solution of the utility model, the oil sealing jitter detection apparatus include the second guide rail, Limited block, locking block, screw rod and scale, second guide rail, limited block, locking block and scale are each attached in mobile station, institute The one end for stating screw rod, which sequentially passes through, is threaded with the second nut on the through-hole and locking block and screw rod of limited block, and described second leads Rail slidably connects third connecting plate, and the third connecting plate is connected firmly with the second nut on screw rod, and the third connecting plate is also It is fixedly connected with the first L shaped plate and for being fixed with for detecting oil sealing in first L shaped plate to the indicative direction board of scale The laser displacement sensor of bounce.

As the further improved technical solution of the utility model, the press mechanism include push frame, lower air cylinder, Push guide post, the second pressure head, sleeve, synchronous pulley, bearing one, bearing two, bearing block, main synchronizing wheel, the second L shaped plate, photoelectricity The piston rod of sensor and motor base, the lower air cylinder is connect by floating junction with guide post top is pushed, the pushing The bottom end of guide post is connected with the second pressure head, and the outer sheath for pushing guide post is equipped with sleeve, and the sleeve outer wall is connected with synchronization The inner ring of belt wheel, the bearing one and bearing two is connect with sleeve outer wall and bearing two is located at one lower section of bearing, the bearing Two outer ring bottom is connected with bearing cover, and the bottom of the bearing block is fixed on bearing cover and bearing sleeve is located at Outside bearing one and bearing two, the synchronous pulley is located at bearing block over top, and the bottom of the sleeve outer wall is fixed with pressure Head tooling, the inside of the pressure head tooling are equipped with cavity, and second pressure head for pushing guide post bottom end is located in cavity, under described The cylinder body of air cylinder is connect with the top lower surface pushed in frame, the top in the piston rod and pushing frame of the decline cylinder Portion upper surface connection, it is described push frame bottom be equipped with through-hole, the bearing block from through-hole stretch out and bearing block top with The upper surface of four peripheral wall of through-hole connects, and the pushing frame inside bottom is fixed with motor base, rotates on the motor base It is connected with main synchronizing wheel, is used to that motor be installed on the motor base, the motor is for passing through main synchronizing wheel and synchronous belt band Dynamic synchronous pulley rotation, second L shaped plate, which connects firmly, is pushing frame outer lower face, connects firmly in second L shaped plate useful In the photoelectric sensor of detection bolt height and number.

As the further improved technical solution of the utility model, the position-limit mechanism includes support plate, third sliding rail, limit Position cylinder and bottom plate, the bottom plate are fixed on bottom of the frame by support rod, and the cylinder body of the third sliding rail and limiting cylinder is equal It is connect with plate upper surface, the bottom of the support plate and third sliding rail are slidably connected and support plate bottom side and limiting cylinder Piston rod connection.

As the further improved technical solution of the utility model, the third sliding rail in the position-limit mechanism has 2,2 Third sliding rail is arranged in parallel and is connect by sliding rail cushion block with plate upper surface, and the bottom of the support plate passes through 2 The work shape slot of sliding block and 2 third sliding rails is slidably connected, and the cylinder body of the limiting cylinder passes through table in cylinder fixed seat and bottom plate Face connection, the piston rod of the limiting cylinder are located between 2 third sliding rails and connect with the middle part of support plate bottom side.

As the further improved technical solution of the utility model, the position-limit mechanism totally 2,2 position-limit mechanisms are mutual It is symmetrical arranged and is located at lifting body two sides.

The utility model has the following beneficial effects:

(1) the utility model can adjust brake disc end according to the demand of hub type sizes different in wheel hub assembling process Face jitter detection apparatus, ABS gear ring detection device, oil sealing jitter detection apparatus etc. are suitable in the measurement position of Z-direction and Y-direction The detection of Multiple Type wheel hub, it is at low cost.

(2) detection process of the utility model is without human intervention, it can be achieved that automatic detection, measures compared with artificial reading Precision is high, high-efficient.

(3) the brake disc end face run-out detection device of the utility model is easy to operate, can preferably realize for brake disc Tangent displacement sensor is selected in the on-line measurement of Circular Run-out Tolerance, and straight line mechanical displacement is converted into electric signal, is read fast Speed, it is easy to use.The utility model can measure the ABS tooth runout for being located at wheel hub depths by ABS gear ring detection device, lead to Displacement sensor ABS gear ring Circular Run-out Tolerance is crossed, measurement accuracy is higher, continuously can uninterruptedly measure, easy to use.This reality Oil sealing bounce is detected by laser displacement sensor with novel oil sealing jitter detection apparatus, measurement accuracy is high, easy to use.This Utility model can detect boss bolt height and number by the photoelectric sensor on press mechanism.In conclusion this is practical It is novel in hub rotation, can detect simultaneously wheel hub brake disc end face run-out, boss bolt height and number, oil sealing bounce, ABS tooth runout, it is high-efficient, it is at low cost, it is read without artificial, measurement accuracy is high, meets inspection when wheel hub batch assembly processing Survey demand.

(4) the utility model supports lifting body using position-limit mechanism, and lifting body and press mechanism are matched, and reaches To the purpose of automatic positioning clamping wheel hub, the first pressure head on jacking guide pillar and the second pressure head pushed on guide post can be according to not Wheel hub with model is replaced, suitable for the positioning and clamping effect for different model wheel hub, and in large batch of production detection, It is every to have detected a wheel hub, it can be with self-resetting, to cater to the requirement of assembly line detection: easy to use, high-efficient, cost of labor It is low.

Detailed description of the invention

Fig. 1 is the structural schematic diagram one of the utility model.

Fig. 2 is the structural schematic diagram two of the utility model.

Fig. 3 is the structural schematic diagram of the brake disc end face run-out detection device of the utility model.

Fig. 4 is the structural schematic diagram of the ABS gear ring detection device of the utility model.

Fig. 5 is the structural schematic diagram one of the lifting body of the utility model.

Fig. 6 is the structural schematic diagram two of the lifting body of the utility model.

Fig. 7 is the structural schematic diagram of the oil sealing jitter detection apparatus of the utility model.

Fig. 8 is the structural schematic diagram of the press mechanism of the utility model.

Fig. 9 is the press mechanism partial structure diagram of the utility model.

Figure 10 is the press mechanism part-structure sectional view of the utility model.

Figure 11 is the structural schematic diagram of the position-limit mechanism of the utility model.

Specific embodiment

Specific embodiment of the present utility model is further illustrated below according to Fig. 1 to Figure 11:

Referring to Fig. 1 and Fig. 2, a kind of hub detection device, including decline cylinder 1, for depressing wheel hub 9 press mechanism 2, For jacking the lifting body 3 of wheel hub 9, the position-limit mechanism 4 for being used to support lifting body 3, brake disc end face run-out detection device 5, the cylinder body of ABS gear ring detection device 6, oil sealing jitter detection apparatus 7 and rack 8, decline cylinder 1 is connect with the top of rack 8, Decline and connected at the top of the bottom end and press mechanism 2 of 1 piston rod of cylinder, lifting body 3 is located at the underface of press mechanism 2 and and machine Frame 8 connects, and position-limit mechanism 4 is fixed on 8 bottom of rack, and brake disc end face run-out detection device 5 and ABS gear ring detection device 6 are equal It is fixed on 8 middle part of rack and is located at the two sides of lifting body 3, lifting body 3 is equipped with oil sealing jitter detection apparatus 7.

In the present embodiment, referring to Fig. 3, brake disc end face run-out detection device 5 includes the screw rod 5-1 being arranged along Z-direction, first Link block 5-3, cylinder 5-4, the first guide rail 5-7 along Y-direction setting, lever 5-11, tangent displacement sensor 5-15, first are slided Rail 5-16 and pedestal 5-2, the first guide rail 5-7 are fixed in the middle part of rack 8 by guide rail cushion block 5-6, pedestal 5-2 and the first guide rail 5- 7 are slidably connected, and the cylinder body of cylinder 5-4 is connect with rack 8, the piston rod of cylinder 5-4 and the hinged (not shown) of pedestal 5-2 from And pedestal 5-2 is driven to move on the first guide rail 5-7, the side of pedestal 5-2 is rotatably connected to the screw rod 5-1 along Z-direction setting, bottom The side of seat 5-2 is additionally provided with the first sliding rail 5-16 parallel with screw rod 5-1, is threaded with the first nut on screw rod 5-1, and first It is fixed with the first link block 5-3 on nut and the first link block 5-3 and the first sliding rail 5-16 is slidably connected, the first link block 5-3 It is connected with lever testing agency, lever testing agency includes connecting chunking, swinging the lever 5-11 being arranged in connection chunking, set The tangent displacement sensor 5-15 in connection chunking is set, is fixedly connected with contact 5-10, lever 5- on the power arm of lever 5-11 11 resistance arm is connect with the input terminal of tangent displacement sensor 5-15.First guide rail 5-7 has 2, and the first sliding rail 5-16 has 2 and it is located at the two sides screw rod 5-1.

The connection chunking of the lever testing agency of the present embodiment includes support 5-5 and one end and the connection that support 5-5 is connected firmly The specific structure is shown in FIG. 3 by bracket 5-8(connecting bracket 5-8), the other end of connecting bracket 5-8 offers bracket along Y-direction and leads Slot 5-12.The pin hole across bracket guide groove 5-12 is opened up on connecting bracket 5-8.

As shown in figure 3, lever 5-11 is member structure, cross section is rectangle, and lever 5-11 is led with bracket in the X direction The cooperation of slot 5-12 small―gap suture, there are between lever 5-11 swing between bracket guide groove 5-12 slot bottom and lever 5-11 in z-direction Gap also opens up pin hole on lever 5-11.Lever 5-11 is arranged in bracket guide groove 5-12, sells 5-9 for the pin hole of lever 5-11 It is connected with the pin hole of connecting bracket 5-8.

As shown in figure 3, the outer end of lever 5-11 is the power arm of lever 5-11, it is fixedly connected on the power arm of lever 5-11 Contact 5-10.To guarantee that contact 5-10 and tested 9 brake disc of wheel hub are reliable, working position, that is, contact 5- of contact 5-10 10 top is spherical shape.The promising service life for guaranteeing contact 5-10, the top of contact 5-10 is made of wear-resistant material.In this case Select the top of hard alloy production contact 5-10.The inner end of lever 5-11 is the resistance arm of lever 5-11.In connecting bracket 5-8 On connect firmly tangent displacement sensor 5-15.In this case, the effect of tangent displacement sensor 5-15 is to be displaced contact to pass The displacement of sensor 5-15 mandril is converted to electric signal, therefore the sensor selected is tangent displacement sensor 5-15.Contact Displacement sensor 5-15 is arranged along Z-direction.The work department of tangent displacement sensor 5-15 is mandril, and the top of mandril is spherical junctions Structure, remaining structure and application method are the prior art, this is not repeated.Arc chute is opened up in lever 5-11 resistance arm upper side It coincide with the top spherical shape of tangent displacement sensor 5-15 mandril, makes the top of mandril can be free to slide in arc chute (not shown).To guarantee the arc chute and tangent displacement sensor 5- that open up in lever 5-11 resistance arm upper side The top spherical shape of 15 mandrils reliable contacts always, tangent displacement sensor 5-15 mandril and lever 5-11 resistance arm it Between be provided with compressed spring 5-14, and be provided on connecting bracket 5-8 stop screw 5-13 for limiting the dynamic of lever 5-11 The extreme position lifted on the arm of force.

The purpose that screw rod 5-1 and nut are arranged between support 5-5 and pedestal 5-2 is for driving support 5-5 to move along Z-direction It moves and support 5-5 is locked in either objective position.Summary specific embodiment: screw rod 5-1 connects firmly upper and lower on pedestal 5-2 In two bearing block 5-17, the nut on screw rod 5-1 is connected firmly with support 5-5 by the first link block 5-3, on the top of screw rod 5-1 End is provided with handwheel 5-18.

It referring to Fig. 3, in use, connecting firmly the first guide rail 5-7 in rack 8, is driven by cylinder 5-4, adjustment pedestal 5-2 exists Y-direction position on first guide rail 5-7 rotates handwheel, adjusts Z-direction position of the lever testing agency on pedestal 5-2, makes contact 5- 10 with tested 9 surface reliable contacts of wheel hub, when wheel hub 9 rotates, due to the error of 9 Circular Run-out Tolerance of wheel hub, make contact 5-10 with Braking side surface on wheel hub 9 rises and falls, and displacement, that is, outer end lever 5-11 displacement of contact 5-10 is conducted to lever 5-11 Inner end is converted to the input value of tangent displacement sensor 5-15, is exported by tangent displacement sensor 5-15, can be realized pair In the on-line measurement of 9 Circular Run-out Tolerance of wheel hub.

Referring to fig. 4, ABS gear ring detection device 6 includes servo motor 6-1, elevating mechanism 6-2, duplex cylinder 6-3, second Link block 6-4, small cylinder 6-6, displacement sensor 6-7, Z-shaped piece of 6-5 and the first connecting plate 6-8, the output end of servo motor 6-1 It is connect with elevating mechanism 6-2 and drives the first connecting plate 6-8 to move in the Z-axis direction for passing through elevating mechanism 6-2, duplex gas Cylinder 6-3 is connected firmly on the first connecting plate 6-8, and journey stop gear, the piston of duplex cylinder 6-3 are provided on duplex cylinder 6-3 Bar is connect with the second link block 6-4 extended in X direction, and the end of the second link block 6-4 is fixedly connected with small cylinder 6-6, small cylinder The solid rod joint of 6-6 has Z-shaped piece of 6-5, and the displacement sensor for detecting ABS gear ring is placed on the other end of Z-shaped piece of 6-5 It is passed through at the top of 6-7, institute displacement sensors 6-7 from the through-hole of the second end link block 6-4.

Wherein elevating mechanism 6-2 is using the linear guide in the prior art including screw rod and feed screw nut, i.e. servo Motor 6-1 is by the screw rod rotation in driving linear guide, to keep the feed screw nut on screw rod mobile to band on screw rod Dynamic first connecting plate 6-8 is mobile, and the first connecting plate 6-8 connect with the feed screw nut in linear guide, can slide in linear guide Dynamic, this is not repeated.

The present embodiment automatically controls the amount of movement of displacement sensor 6-7 in the Y direction, displacement sensing by duplex cylinder 6-3 The Z-direction lifting amount and lifting speed of device 6-7 is controlled by servo motor 6-1, and displacement sensor 6-7 Z-direction lifting amount can be with It is driven by small cylinder 6-6.

Referring to fig. 4, the distance caging device of the present embodiment includes block 6-11, limit connecting rod 6-17, stroke limit spiral shell Female 6-10, it front limited block 6-15, rear limited block 6-18, limit screw rod 6-9, limits locking block 6-16 and limits scale 6-13, it is preceding Limited block 6-15 and rear limited block 6-18 is each attached at the top of duplex cylinder 6-3, one end of limit screw rod 6-9 and rear limited block 6- 18 by bearing rotary connect, limit locking block 6-16 be fixedly connected with front limited block 6-15, limit screw rod 6-9 the other end according to It is secondary pass through front limited block 6-15 and limit locking block 6-16 and limit screw rod 6-9 and front limited block 6-15 pass through bearing rotary company It connects, limit locking block 6-16 is used to limit screw rod 6-9 by bolt locking.Limit screw rod 6-9 and stroke limit nut 6-10 spiral shell Line connection, the trailing flank of stroke limit nut 6-10 are fixedly connected by three limit connecting rod 6-17 with block 6-11, block The middle and lower part that 6-11 is located at the rear of the cylinder body of duplex cylinder 6-3 and block 6-11 is located at two work of the rear end duplex cylinder 6-3 Between stopper rod, the middle and lower part of the trailing flank front limited block 6-15 is connected by the middle and lower part of connecting rod 6-12 and rear limited block 6-18 leading flank Connect and connecting rod 6-12 passed through from the middle and lower part of stroke limit nut 6-10, in connecting rod 6-12 and stroke limit nut 6-10 under Portion is slidably connected, and the right side stroke limit nut 6-10 is connected with arrow 6-14, and the cylinder surface of duplex cylinder 6-3 is equipped with With the matched limit scale 6-13 of arrow 6-14.The stroke of duplex cylinder 6-3 can adjust stroke according to technical arrangement plan Size of data can be by limit scale 6-13 setting, and block 6-11 is at the termination stroke of duplex cylinder 6-3.The present embodiment passes through Rotary stopper screw rod 6-9 realizes the stroke adjustment of duplex cylinder 6-3 to adjust the position of block 6-11.

The working principle of ABS gear ring detection device 6 are as follows: after wheel hub 9 is positioned, according to the position of the ABS gear ring in wheel hub 9 It sets, controls the Z-direction amount of movement of elevating mechanism 6-2 and the Y-direction amount of movement of duplex cylinder 6-3, be used in measurement Circular Run-out Tolerance Displacement sensor 6-7 is not contacted with the ABS gear ring surface in wheel hub 9 and displacement sensor 6-7 is located at ABS gear ring end in wheel hub 9 The underface of face tooth.After wheel hub 9 rotates, the rotation of wheel hub 9 utilizes small cylinder 6- to ABS ring gear against rotation in runner hub 9 6 driving Z-type block 6-11 rise, and displacement sensor 6-7 is jacked by Z-type block 6-11 to the depths of wheel hub 9, and are located at depths The end face tooth contact of ABS gear ring, displacement sensor 6-7 start to detect the end-tooth of ABS gear ring, displacement sensor 6-7 The on-line measurement of the ABS tooth runout for wheel hub 9 can be realized in output signal.

Referring to figs. 5 and 6, the lifting body 3 of the present embodiment includes lifting cylinder 3-1, the second connecting plate 3-3, mobile station The inner sidewall of the cylinder body and the bracket in rack 8 of 3-6, rising cylinder 3-5 and jacking guide pillar 3-7, the lifting cylinder 3-1 is fixed It connects, the mid-stent in rack 8 is equipped with through slot, and lifting cylinder 3-1 and the second connecting plate 3-3 are located inside and outside the two of bracket Side, the piston rod of lifting cylinder 3-1 are connected with support frame 3-2, and support frame 3-2 passes through through slot, i.e., extend on the inside of bracket The outside of bracket is simultaneously connect with the second connecting plate 3-3 of stent outer, and the side wall of the second connecting plate 3-3 passes through the second sliding rail The lateral wall of 3-4 and bracket is slidably connected, and the top of the second connecting plate 3-3 is connect with mobile station 3-6, sets in the middle part of mobile station 3-6 There is a through-hole, four peripheral wall lower surface of through-hole connect with the cylinder body for rising cylinder 3-5, and the piston rod of rising cylinder 3-5 is from mobile station 3-6 It stretches out in the through-hole at middle part and is connect with jacking guide pillar 3-7, jacking guide pillar 3-7 is parallel with the piston rod of lifting cylinder 3-1.Jacking The top of guide post 3-7 is threaded with the first pressure head 3-8 matched with 9 inner hub bearing of wheel hub.

Referring to Fig. 7, oil sealing jitter detection apparatus 7 includes the second guide rail 7-9, limited block 7-6, locking block 7-5, screw rod 7-7 It is each attached on mobile station 3-6 with scale 7-4, the second guide rail 7-9, limited block 7-6, locking block 7-5 and scale 7-4, silk One end of bar 7-7 sequentially passes through and is threaded with the second nut 7- on the through-hole and locking block 7-5 and screw rod 7-7 of limited block 7-6 8, the second guide rail 7-9 slidably connect the second nut 7-8 on third connecting plate 7-10, third connecting plate 7-10 and screw rod 7-7 It connecting firmly, third connecting plate 7-10 is also fixedly connected with the first L shaped plate 7-2 and is used for direction board 7-3 indicative to scale 7-4, the The laser displacement sensor 7-1 for detecting oil sealing bounce is fixed on one L shaped plate 7-2.The height of laser displacement sensor 7-1 It can be adjusted by the strip groove on the first L shaped plate 7-2.Laser displacement sensor 7-1 can be according to laser on the first L shaped plate 7-2 The displacement of the measuring range adjustment vertical direction of displacement sensor 7-1 is beated to detect oil sealing, for the big of different model wheel hub 9 Small, the diameter of oil sealing is also different, and rotary screw rod 7-7 will drive the third connecting plate being fixedly connected with the second nut 7-8 7-10 is slided in the second guide rail 7-9, and laser displacement sensor 7-1 is moved in the horizontal direction therewith.The lockable screw rod of locking block 7-5 The vibration that 7-7 rotation prevents oil sealing jitter detection apparatus 7 from generating in operation causes laser displacement sensor 7-1 in the horizontal direction Displacement, influence measure oil sealing bounce result.Laser displacement sensor 7-1 output test result, can be realized and oil to wheel hub 9 Seal the on-line measurement of bounce.

Referring to Fig. 8, Fig. 9 and Figure 10, press mechanism 2 includes pushing frame 2-3, lower air cylinder 2-1, pushing guide post 2-4, the Two pressure head 2-11, sleeve 2-15, synchronous pulley 2-5, one 2-16 of bearing, two 2-17 of bearing, bearing block 2-6, main synchronizing wheel 2-8, Second L shaped plate 2-12, photoelectric sensor 2-9 and motor base 2-7, the piston rod of the lower air cylinder 2-1 pass through floating junction 2-2 is connect with the top for pushing guide post 2-4, and the bottom end for pushing guide post 2-4 is threaded with and 9 inner hub bearing of wheel hub The the second pressure head 2-11 matched, referring to Figure 10, the outside small―gap suture for pushing guide post 2-4 is arranged with sleeve 2-15, institute State sleeve 2-15 outer wall be connected with the inner ring of synchronous pulley 2-5, one 2-16 of bearing and two 2-17 of bearing with sleeve 2-15 Outer wall connection and two 2-17 of bearing are located at the lower section one 2-16 of bearing, and the outer ring bottom of two 2-17 of bearing is connected with bearing block end Cover 2-18, the bottom of the bearing block 2-6 is fixed on bearing cover 2-18 on and bearing block 2-6 be set in one 2-16 of bearing with Outside two 2-17 of bearing, the synchronous pulley 2-5 is located at bearing block 2-6 over top, and the bottom of the sleeve 2-15 outer wall is solid Surely there is pressure head tooling 2-10, the inside of pressure head tooling 2-10 is equipped with cavity 2-19, pushes the second pressure head 2-11 of the bottom end guide post 2-4 In cavity 2-19, the cylinder body of lower air cylinder 2-1 is connect with the top lower surface pushed in frame 2-3, declines the work of cylinder 1 Stopper rod connect with the dome top surface pushed in frame 2-3, pushes the bottom of frame 2-3 equipped with through-hole, and bearing block 2-6 is from through-hole It stretches out and is connect at the top of bearing block 2-6 with the upper surface of four peripheral wall of through-hole, push frame 2-3 inside bottom and be fixed with motor base Rotation is connected with main synchronizing wheel 2-8 on 2-7, motor base 2-7, is used to install motor on motor base 2-7, motor is for passing through Main synchronizing wheel 2-8 and synchronous belt drive synchronous pulley 2-5 rotation, and the second L shaped plate 2-12, which is connected firmly, is pushing following table outside frame 2-3 Face is fixedly connected with the photoelectric sensor 2-9 for detecting bolt height and number on the second L shaped plate 2-12.Wherein photoelectric sensor 2-9 detection 9 bolt height of wheel hub and number when wheel hub 9 rotates.

Referring to Figure 10, press mechanism 2 further includes small round nut 2-14 and nut stop washer 2-13, the outer wall of sleeve 2-15 Equipped with annular steps, the bottom of synchronous pulley 2-5 is located at the upper surface of annular steps and sleeve 2-15 outer wall is connected by key together Belt wheel 2-5 is walked, the outer wall of small round nut 2-14 threaded coupling sleeve 2-15 simultaneously locks synchronous belt by nut stop washer 2-13 The top of wheel.One 2-16 of bearing uses tapered roller bearing, and two 2-17 of bearing uses deep groove ball bearing, and one 2-16 of bearing is 2, 2 one 2-16 of bearing are located between two 2-17 of synchronous pulley and bearing.

Referring to Figure 11, position-limit mechanism 4 includes support plate 4-1, third sliding rail 4-2, limiting cylinder 4-3 and bottom plate 4-4, described Bottom plate 4-4 is fixed on 8 bottom of rack by support rod, the cylinder body of the third sliding rail 4-2 and limiting cylinder 4-3 with bottom plate 4- The connection of 4 upper surfaces, the bottom of the support plate 4-1 and third sliding rail 4-2 are slidably connected and support plate 4-1 bottom side and limit The piston rod of cylinder 4-3 connects.

Third sliding rail 4-2 in the position-limit mechanism 4 has 2, and 2 third sliding rail 4-2 are arranged in parallel and pass through Sliding rail cushion block is connect with the upper surface bottom plate 4-4, and the bottom of the support plate 4-1 passes through 2 sliding blocks and 2 third sliding rail 4-2 Work shape slot is slidably connected, and the cylinder body of the limiting cylinder 4-3 is connect by cylinder fixed seat 4-5 with the upper surface bottom plate 4-4, described The piston rod of limiting cylinder 4-3 is located between 2 third sliding rail 4-2 and connect with the middle part of support plate 4-1 bottom side.It is described Position-limit mechanism 4 totally 2,2 position-limit mechanisms 4 are symmetrically set and are located at 3 two sides of lifting body.

The working principle of lifting body 3, position-limit mechanism 4 and press mechanism 2 are as follows: the lifting cylinder 3-1 in lifting body 3 is living Stopper rod downward or upward stretch when, lifting cylinder 3-1 piston rod drive support frame 3-2, support frame 3-2 along bracket through slot band Dynamic second connecting plate 3-3 stretches downward or upward, and under the action of the second sliding rail 3-4, the second connecting plate 3-3 in bracket the It is slided on two sliding rail 3-4, the displacive transformation of the piston rod of lifting cylinder 3-1 downward or upward is at the second connecting plate 3-3, mobile station The displacement downward or upward such as 3-6 makes rest part entire lowering or the rising in addition to lifting cylinder 3-1 of lifting body 3.This reality Example is applied when in use, firstly, wheel hub 9 is placed on mobile station 3-6 by wheel hub pallet 10, and by existing positioning mechanism to wheel Hub pallet 10 is positioned, and the piston rod rising of lifting cylinder 3-1 makes rest part rise overally in lifting body 3, makes to move Oil sealing jitter detection apparatus 7 on platform 3-6 and mobile station 3-6 rises on the support plate 4-1 of position-limit mechanism 4, it is therefore an objective to It falls in mobile station 3-6 on support plate 4-1, achievees the effect that support.Limit gas in the position-limit mechanism 4 of 8 two sides of the bottom of rack Cylinder 4-3 extends piston rod, and support plate 4-1 is slided on third sliding rail 4-2, in the driving of third sliding rail 4-2 and limiting cylinder 4-3 Under, two pieces of support plate 4-1 are relatively close, stop movement after mobile certain stroke；The mobile station 3-6 of lifting body 3 passes through lifting The driving of cylinder 3-1 is fallen, and frame reaches its support effect on support plate 4-1.When mobile station 3-6 dropping place, rise cylinder 3- 5 piston rod upwardly extends, and makes to push up on jacking guide pillar 3-7, and jacking guide pillar 3-7 is protruded into wheel hub 9 from bottom to top and inner hub The inner ring of bearing cooperates, and wheel hub 9 is jacked, and the pushing guide post 2-4 of the press mechanism 2 of top is waited to compress downwards.In jack After structure 3 completes jacking, decline cylinder 1 extends piston rod, pushes frame 2-3 decline, compresses the lower end surface of pressure head tooling 2-10 Wheel hub 9, then lower air cylinder 2-1 extends piston rod (Fig. 8 is that lower air cylinder 2-1 extends the schematic diagram after piston rod), makes second Pressure head 2-11 is stretched out out of cavity 2-19 in pressure head tooling 2-10 and is inserted into wheel hub 9 from the top down and the wheel inside wheel hub 9 The inner ring cooperation that hub axle is held, wheel hub 9 is positioned.Jacking guide pillar 3-7 and pushing guide post 2-4 has good positioning after wheel hub 9, press mechanism 2 On motor base 2-7 on motor is installed, the main synchronizing wheel 2-8 rotation of motor driven, main synchronizing wheel 2-8 drives synchronous pulley 2- 5 rotations, synchronous pulley 2-5 rotation will drive sleeve 2-15 rotation, one end of sleeve 2-15 fixed pressure head tooling 2-10, sleeve 2- Rotation of 15 rotation with dynamic head tooling 2-10, wheel hub 9 hub bearing upper and lower end faces respectively by the second pressure head 2-11 Next in conjunction with the first pressure head 3-8 locating clip, pressure head tooling 2-10 and wheel hub 9 are in stitching state, and therefore, pressure head tooling 2-10 turns It moves to rotating wheel hub 9, after the rotation of wheel hub 9, remaining detection device: brake disc end face run-out detection device, the inspection of ABS gear ring The photoelectric sensor 2-9 surveyed on device, oil sealing jitter detection apparatus 7 and the second L shaped plate 2-12 starts to detect wheel hub 9.Work as wheel After hub 9 measures, the press mechanism 2 of top is lifted, and jacking guide pillar 3-7 is extensive downwards along Z axis under the driving for rising cylinder 3-5 Multiple, two pieces of support plate 4-1 are separate in opposite direction along third sliding rail 4-2 under the driving of limiting cylinder 4-3；Lifting cylinder The piston rod of 3-1 declines, and drives rest part decline in lifting body 3, restPoses.All cylinders in the present embodiment Control be all made of the prior art realization.

The protection scope of the utility model includes but is not limited to embodiment of above, and the protection scope of the utility model is to weigh Subject to sharp claim, replacement, deformation, the improvement that those skilled in the art that any pair of this technology is made is readily apparent that are each fallen within The protection scope of the utility model.

Claims

1. A wheel hub detection device is characterized in that, comprising a lowering cylinder, a pressing mechanism for pressing down the wheel hub, a jacking mechanism for jacking up the wheel hub, a limit mechanism for supporting the jacking mechanism, a brake disc End face runout detection device, ABS ring gear detection device, oil seal runout detection device and frame, the cylinder body of the lowering cylinder is connected with the top of the frame, the bottom end of the piston rod of the lowering cylinder is connected with the top of the pressing mechanism, The jacking mechanism is located directly below the pressing mechanism and is connected to the frame, the limiting mechanism is fixed at the bottom of the frame, and the brake disc end face runout detection device and the ABS ring gear detection device are both fixed in the middle of the frame They are respectively located on both sides of the jacking mechanism, and the jacking mechanism is provided with an oil seal jumping detection device.

2 . The wheel hub detection device according to claim 1 , wherein the brake disc end face runout detection device comprises a screw rod arranged along the Z direction, a first connecting block, a cylinder, and a first guide rail arranged along the Y direction 2 . , lever, contact displacement sensor, first slide rail and base, the first guide rail is fixed in the middle of the frame through the guide rail pad, the base is slidably connected with the first guide rail, and the cylinder body of the cylinder is connected with the frame , the piston rod of the cylinder is hinged with the base to drive the base to move on the first guide rail, the side of the base is rotatably connected with a screw rod arranged in the Z direction, and the side of the base is provided with a first slide rail parallel to the screw rod , a first nut is threadedly connected to the screw rod, a first connection block is fixedly connected to the first nut and the first connection block is slidably connected with the first slide rail, and the first connection block is connected with a lever detection mechanism, The lever detection mechanism includes a connecting block, a lever swinging in the connecting block, and a contact displacement sensor disposed on the connecting block. The power arm of the lever is fixedly connected with a contact, and the resistance arm of the lever is connected to the contact type The input terminal of the displacement sensor is connected.

3 . The wheel hub detection device according to claim 2 , wherein there are two first guide rails, and two first sliding rails are located on both sides of the screw rod. 4 .

4. The wheel hub detection device according to claim 1, wherein the ABS ring gear detection device comprises a lifting mechanism, a double cylinder, a small cylinder, a displacement sensor, a second connecting block, a Z-shaped block, a first A connecting plate and a servo motor, the output end of the servo motor is connected with the lifting mechanism and is used to drive the first connecting plate to move in the Z-axis direction through the lifting mechanism, and the double cylinder is fixedly connected to the first connecting plate, so A stroke limit mechanism is arranged on the double cylinder, the piston rod of the double cylinder is connected with a second connecting block extending along the X direction, and a small cylinder is fixedly connected to the end of the second connecting block, and the small cylinder is connected to the end of the second connecting block. A Z-shaped block is fixedly connected to the piston rod of the cylinder, a displacement sensor for detecting the ABS ring gear is placed on the other end of the Z-shaped block, and the top of the displacement sensor passes through the through hole at the end of the second connecting block.

5 . The wheel hub detection device according to claim 1 , wherein the lifting mechanism comprises a lifting cylinder, a second connecting plate, a mobile platform, a lifting cylinder and a lifting guide column, and the cylinder body of the lifting cylinder is connected to the lifting guide. 6 . The inner side walls of the brackets on the frame are fixedly connected, the middle part of the bracket is provided with a through groove, the lifting cylinder and the second connecting plate are respectively located on the inner and outer sides of the bracket, the piston rod of the lifting cylinder is connected with a support frame, The support frame extends from the inner side of the bracket to the outer side of the bracket through the through groove and is connected with the second connecting plate outside the bracket, and the side wall of the second connecting plate is slidably connected with the outer side wall of the bracket through the second sliding rail, The top of the second connecting plate is connected with the moving table, the middle of the moving table is provided with a through hole, and the lower surface of the surrounding wall of the through hole is connected with the cylinder body of the ascending cylinder, and the piston rod of the ascending cylinder passes from the middle of the moving table. The through hole of the lifter extends out and is connected with a lifting guide column, the lifting guide column is parallel to the piston rod of the lifting cylinder, and the top end of the lifting guide column is threadedly connected with a first pressure head.

6 . The wheel hub detection device according to claim 5 , wherein the oil seal runout detection device comprises a second guide rail, a limit block, a locking block, a screw rod and a scale, and the second guide rail, the limit block , The locking block and the ruler are fixed on the mobile platform, one end of the screw rod passes through the through hole of the limit block and the locking block in turn, and the screw rod is threadedly connected with a second nut, and the second guide rail is slidably connected There is a third connecting plate, the third connecting plate is fixedly connected with the second nut on the screw rod, and the third connecting plate is also fixedly connected with a first L-shaped plate and an indicator plate for indicating the scale, so A laser displacement sensor for detecting the runout of the oil seal is fixed on the first L-shaped plate.

7 . The wheel hub detection device according to claim 1 , wherein the pressing mechanism comprises a pressing frame, a pressing cylinder, a pressing guide column, a second pressing head, a sleeve, a synchronous pulley, and a bearing. 8 . , Bearing 2, bearing seat, main synchronizing wheel, second L-shaped plate, photoelectric sensor and motor base, the piston rod of the lower pressure cylinder is connected to the top of the lower pressure guide column through a floating joint, and the bottom of the lower pressure guide column is connected. The end is threadedly connected with a second pressure head, the outer side of the lower pressure guide column is sleeved with a sleeve, the outer wall of the sleeve is connected with a synchronous pulley, and the inner rings of the first bearing and the second bearing are connected with the outer wall of the sleeve And the second bearing is located below the bearing, the bottom of the outer ring of the second bearing is connected with a bearing seat end cover, the bottom of the bearing seat is fixed on the bearing seat end cover, and the bearing seat is sleeved on the outside of the first bearing and the second bearing, so The synchronous pulley is located above the top of the bearing seat, the bottom of the outer wall of the sleeve is fixed with a press head tool, the interior of the press head tool is provided with a cavity, and the second press head at the bottom end of the lower pressure guide column is located in the cavity Inside, the cylinder body of the lowering cylinder is connected with the lower surface of the top in the lowering frame, the piston rod of the lowering cylinder is connected with the upper surface of the top in the lowering frame, and the bottom of the lowering frame is provided with a through hole , the bearing seat protrudes from the through hole and the top of the bearing seat is connected with the upper surface of the surrounding wall of the through hole, the inner bottom of the pressing frame is fixed with a motor base, and a main synchronous pulley is rotatably connected to the motor base, The motor base is used to install a motor, and the motor is used to drive the synchronous pulley to rotate through the main synchronous pulley and the synchronous belt. The second L-shaped plate is fixedly connected to the outer lower surface of the pressing frame. A photoelectric sensor for detecting the height and number of bolts is fixed on the L-shaped plate.

8 . The wheel hub detection device according to claim 1 , wherein the limit mechanism comprises a support plate, a third slide rail, a limit cylinder and a bottom plate, and the bottom plate is fixed on the bottom of the frame through a support rod, so the The third sliding rail and the cylinder block of the limiting cylinder are connected with the upper surface of the base plate, the bottom of the supporting plate is slidably connected with the third sliding rail, and one side of the bottom of the supporting plate is connected with the piston rod of the limiting cylinder.

9 . The wheel hub detection device according to claim 8 , wherein there are two third slide rails in the limiting mechanism, and the two third slide rails are arranged parallel to each other and pass through the slide rail spacer block and the bottom plate. 10 . The upper surface is connected, the bottom of the support plate is slidably connected with the I-shaped grooves of the two third slide rails through two sliders, the cylinder block of the limit cylinder is connected with the upper surface of the bottom plate through the cylinder fixing seat, the limit The piston rod of the position cylinder is located between the two third sliding rails and is connected with the middle of the bottom side of the support plate.

10 . The wheel hub detection device according to claim 9 , wherein there are two limiting mechanisms in total, and the two limiting mechanisms are symmetrically arranged with each other and are respectively located on both sides of the jacking mechanism. 11 .