KR200228515Y1 - Wheel balancing apparatus for vehicles - Google Patents

Abstract

The present invention particularly relates to a vehicle wheel measuring device for accurately detecting data of lateral and longitudinal vibrations of unbalancing occurring on a vehicle wheel, which is formed on one side of the main shaft 174. A bearing generating shaft 173, a pulse generating member 162 disposed outside the pulley 175 and integrally rotating to generate a pulse, and a pulse detecting a pulse signal output from the pulse generating member 162; The detection member 152 and the wheel support unit 176 are attached to the vehicle wheel 102 and the binding member 190 is supported on the outer peripheral surface of the bearing support shaft 173 so as not to be released to the outside during rotation. A pair of first bearing 164 and the second bearing 166, vibration transmission means 130 for transmitting the vibration applied from the first bearing 164 and the second bearing 166, and the vibration transmission means Connected to one side of 130 to measure vibration Is designed, it characterized in that it is composed of a first vibration detecting means (110), a second vibration sensing means 120 which is arranged at the lower end of measuring the vibration of said vibration transmission means (130).

Description

Wheel measuring device for vehicle {WHEEL BALANCING APPARATUS FOR VEHICLES}

The present invention relates to a wheel balancing device for a vehicle, and more particularly, to a vehicle wheel measuring device for accurately detecting data of lateral and longitudinal vibrations of unbalancing occurring in a wheel of a vehicle. It is about.

In general, a lot of research and development has been conducted to check the unbalancing occurring in the wheels of a vehicle, and among them, the registration of the 'device for automatically fastening the wheel in the balancing device' filed by the applicant site, Buzzi, Carlo In EP 0 836 086 A2 (filed Sept. 30, 1997), the balancing devices use piezoelectric transducers which are perpendicular to each other to measure the balancing data, but this measurement method is connected to the wheel. When the deformation occurred in the hollow shaft, the piezoelectric transducers were formed at right angles to each other, and thus there was a problem in that they could not be measured accurately.

The present invention is to solve the conventional problems as described above, by detecting the amount of deformation of the vehicle wheel connected to the shaft in a plurality of bearings disposed on the outer side of the vehicle shaft, longitudinal and lateral vibration generated in the vehicle wheel An object of the present invention is to provide a wheel measuring device for a vehicle that can measure accurately and quickly.

In order to achieve the above object, a wheel measuring apparatus for a vehicle according to the present invention includes a motor that rotates by receiving power applied from the outside, a belt that transmits the rotational force of the motor, and the motor rotates. Pulleys (pully) to rotate through the belt and the main shaft (main shaft) is integrally rotated as the pulley is rotated in close contact with the inner diameter of the pulley, and is disposed on one side of the main shaft A bearing support shaft which is integrally rotated according to the rotation of the pulley, a pulse generating member having a plurality of slot grooves formed on an outer circumferential surface of the circumference so as to be disposed outside the bearing support shaft to generate a pulse, and from the pulse generating member A pulse detecting member for detecting the output pulse signal and the inside of the hollow so that the wheel for the vehicle is tightly coupled to the right end of the pulley A wheel support part, a binding member disposed on the outside of the wheel support part to support the vehicle wheel attached to the wheel support part so as not to be released to the outside during rotation, and disposed on an outer circumferential surface of the bearing support shaft to rotate together with the bearing support shaft A pair of first bearings and second bearings, vibration transmission means disposed on the outside of the first and second bearings to transmit vibrations applied from the first and second bearings, and the vibration transmission means of A first vibration sensing means connected to one side and measuring vibration applied from the first bearing and the second bearing, and disposed at a lower end of the vibration transmission means to measure vibration applied from the first bearing and the second bearing; It characterized in that it is composed of a second vibration detecting means.

And the first vibration sensing means for the vehicular wheel measuring device of the present invention is fastened to the outer surface of the first support member and the first support member having a screw thread formed on the outer peripheral surface is bound to the bottom surface of the vibration binding member First fastening means integrally fastening to apply the vibration generated from the vibration fastening member to the first support member, and formed at a lower end of the first support member and connected to the first support member through the vibration fastening member. A first sensor member for measuring the applied vibration, a plurality of first washers formed at upper and lower ends of the first sensor member to support the first sensor member to be fixed to the first support member without being moved up and down; And a plurality of first fastening means formed on upper and lower ends of the plurality of first washers to fasten the first sensor member so as not to be separated. It is characterized by.

The second vibration sensing means for the wheel measuring apparatus for a vehicle of the present invention is fastened to a second support member having a thread formed on an outer circumferential surface of the second inner surface of the housing and fastened to an outer surface of the second support member. A second fastening means integrally fastening the second support member so that vibration generated from the inner diameter of the housing is applied; and a second fastening means formed at a lower end of the second support member and connected to the second support member through the housing inner diameter. A second sensor member for measuring the applied vibration, a second washer formed at upper and lower ends of the second sensor member to support the second sensor member to be fixed to the second support member without being moved up and down, and And a second fastening means formed on upper and lower ends of the second washer to fasten the second sensor member so that the second sensor member is not separated.

And the vibration transmission means for the vehicle wheel measuring apparatus of the present invention is disposed on the outer surface of the first bearing and the second bearing bearing housing for supporting the first bearing and the second bearing, and one end of the bearing housing A housing side support member which is disposed, a vibration transmission member which is fastened to the housing side support member by a protruding screw, and which vibration is transmitted, a vibration binding member which is fastened to the vibration transmission member by a fastening means, and the vibration binding Characterized in that the fastening means for supporting the member to be bound to the vibration transmission member.

1 is a side cross-sectional view of a vehicular wheel measuring device of the present invention,

Figure 2 is an exploded perspective view of the wheel measuring apparatus for a vehicle of the present invention.

<Explanation of symbols for the main parts of the drawings>

100: vehicle wheel measuring device 102: vehicle wheel

110: first vibration sensing means 111: first support member

112, 114, 119: first fastening means

116, 118: first washer 117: first sensor member

120: second vibration sensing means 121: second support member

122, 124, 129: second fastening means

126, 128: second washer 127: second sensor member

130: vibration transmission means 132: vibration binding member

136: protruding screw portion 137: screw hole

134, 148: fastening means 138: housing side support member

139: vibration transmission member 140: bearing housing

142: housing protrusion member 144: housing inner diameter

146: binding member 150: support member

152: pulse detecting member 162: pulse generating member

164: first bearing 166: second bearing

168: bearing support member 170: motor

173: bearing support shaft 174: main shaft

175: pulley 176: wheel support

178: vehicle wheel support shaft 180: belt

190: binding member 192: first binding member

194: Second fastening member 196: Third fastening member

198: adjusting member 210, 220: support frame

Referring to the drawings for the vehicle wheel measuring apparatus of the present invention for achieving the above object in detail as follows.

1 is a side view including a partial cross section of the wheel measuring apparatus for a vehicle of the present invention, 100 is a wheel measuring apparatus for a vehicle of the present invention, the motor (motor) 170 is rotated by receiving power applied from the outside, A belt 180 that transmits the rotational force of the motor 170, a pulley 175 that rotates through the belt 180 as the motor 170 rotates, and the pulley ( 175 and the main shaft 174 which is integrally rotated as the pulley 175 rotates, and is disposed on one side of the main shaft 174 to be integrated according to the rotation of the pulley 175. The bearing support shaft 173 rotated by a plurality of, and the pulse generating member 162 is formed by a plurality of fastening members on the outer surface of the pulley 175 is formed with a plurality of slot grooves on the outer peripheral surface to generate a pulse ) And a pulse signal output from the pulse generating member 162. Disposed on the right side of the wheel support 176 and the wheel support 176 which is formed to be tightly coupled to the right side of the main shaft 174 and the vehicle wheel 102. And a binding member 190 for supporting the wheel 102 on the wheel support part 176 so as not to be detached to the outside during rotation, and disposed on an outer circumferential surface of the bearing support shaft 173 to support the bearing support shaft 173. ) And a pair of the first bearing 164 and the second bearing 166 that rotates together with the outer side of the first bearing 164 and the second bearing 166 are disposed outside the first bearing 164 and the second bearing 166. Vibration transmission means for transmitting the vibration applied from the second bearing 166, and is connected to one side of the vibration transmission means 130 is applied from the first bearing 164 and the second bearing 166 First vibration sensing means 110 for measuring the vibration, and the lower end of the vibration transmission means 130 It is composed of a second vibration detecting means 120 is disposed in the part to measure the vibration applied from the first bearing 164 and the second bearing 166.

As shown in FIG. 2, the first vibration sensing means 110 penetrates through an unshown hole formed in the bottom surface of the vibration binding member 132 and has a thread formed on an outer circumferential surface thereof. ) And first fastening means 112 fastened to an outer surface of the first support member 111 to integrally fasten the first support member 111 so that vibration generated from the vibration binding member 132 is applied. And a first sensor member 117 formed at a lower end of the first support member 111 to measure vibrations applied to the first support member 111 through the vibration binding member 132; A plurality of first washers 116 and 118 formed at upper and lower ends of the first sensor member 117 to support the first sensor member 117 to be fixed to the first support member 111 without being moved up and down; And formed on upper and lower ends of the plurality of first washers 116 and 118. It is composed of a plurality of first fastening means (114 119) for fastening to avoid leaving the Western material 117.

As shown in FIG. 2, the second vibration sensing means 120 also penetrates through an unshown hole formed in the bottom of the housing inner diameter part 144 and has a screw thread formed on an outer circumferential surface thereof. 121 and second fastening means fastened to an outer surface of the second support member 121 to integrally fasten the second support member 121 so that vibration generated from the housing inner diameter portion 144 is applied. 122 and a second sensor member 127 formed at a lower end of the second support member 121 and measuring vibrations applied to the second support member 121 through the housing inner diameter portion 144. And second washers 126 and 128 formed at upper and lower ends of the second sensor member 127 to support the second sensor member 127 to be fixed to the second support member 121 without being moved up and down. The second sensor member 127 is formed at upper and lower ends of the second washers 126 and 128. It is composed of the second fastening means (124 129) for fastening to avoid bounce.

In addition, the first vibration sensing means 110 and the second vibration sensing means 120 are bound to the support frame 220 of the apparatus, and occur in the first bearing 164 and the second bearing 166. After the vibration is measured from both sides, the measured data is calculated by a certain formula to determine the vibration.

The first and second vibration sensing means 110 and 120 are formed in parallel with each other.

The vibration transmitting means 130 is disposed on the outer surfaces of the first bearing 164 and the second bearing 166 to support the first bearing 164 and the second bearing 166. And a vibration transmitting member which is fastened to the housing side support member 138 disposed at one end of the bearing housing 140 by the protruding screw portion 136 to the housing side support member 138 to transmit vibration. 139, the vibration binding member 132 that is fastened to the vibration transmission member 139 by the fastening means 134, and the vibration binding member 132 for supporting the vibration transmission member 139 to be bound. It consists of a fastening means (134).

In addition, a through hole 131 is formed in the vibration binding member 132 so that the fastening means 134 may be coupled to the vibration transmission member 139 through the vibration binding member 132.

One end of the vibration transmission member 139 is formed with a protruding screw part 136 formed of a screw to be engaged with a screw part (not shown) formed in the housing side support member 138, and the other part of the vibration transmission member 139 is formed. At the end, a screw hole 137 is formed to fasten the fastening means 134.

In addition, the support frame 210 is installed on the lower side of the bearing housing 140 to support the load of the vehicle wheel measuring apparatus 100.

In addition, the bearing housing 140 disposed on the outer surface of the bearing support shaft 173 is disposed in the housing protrusion member 142 and the housing protrusion member 142 which are formed in a plurality of wings in symmetrical directions. The support member 150 is formed so that the pulse detection member 152 is disposed by a fastening member (not shown), and a plurality of fastening members for fastening the support member 150 to the housing protrusion member 142 ( 156, a plurality of fastening members 146 supporting the housing protruding member 142 to be fastened to the support frame 210, and a plurality of fastening means 148 fastening to support the fastening member 146. Consists of.

In the first bearing 164 and the second bearing 166 disposed on the outer circumferential surface of the bearing support shaft 173 and rotating together with the bearing support shaft 173, the second bearing 166 is the first bearing. It is formed smaller in size than the bearing of the bearing 164, or may be formed on the contrary according to the change of the use conditions.

In addition, the binding member 190 is disposed on the right side of the wheel support 176 is used according to the size of the vehicle wheel 102 to firmly support the vehicle wheel 102, that is connected to the pulley 175 Any one of the first binding member 192, the second binding member 194, or the third binding member 196 is attached to the vehicle wheel support shaft 178, and the first, second, and third binding members ( The right side of any one of the 192, 194, 196, the vehicle wheel 102 is composed of an adjusting member 198 for applying an external force so as not to be separated to the outside.

The first fastening means (112, 114, 119) and the second fastening means (122, 124, 129) are conventional nuts.

The vibration described above means lateral vibration and longitudinal vibration, and in other words, it means dynamic vibration or static vibration.

The fastening means 134, the fastening means 148 is fastened using a conventional bolt, but if necessary may be fastened using other conventional methods, for example, welding or a separate fastening member in addition to the above.

The first fastening means (112, 114, 119) and the second fastening means (122, 124, 129) are fastened with a conventional nut, but if necessary may be fastened using other methods, for example, welding or a separate fastening member in addition to the above.

The fastening members 156 and 158 and the fastening member 163 may be fastened using a conventional stove bolt, but may be fastened using other conventional methods, for example, welding or a separate fastening member, if necessary. will be.

And the vibration transmission means 130 is usually fastened using a screw, but if necessary, other conventional methods, for example, may be fastened using a welding or a separate fastening member.

Referring to the accompanying drawings, the operation, effects of the present invention configured as described above are as follows.

When the user wants to measure the balancing of the vehicle wheel 102, first, the vehicle wheel 102 is installed on the outside of the vehicle wheel support shaft 178, and then the first wheel disposed on the right side of the vehicle wheel support shaft 178. The fastening member 192, the second fastening member 194, or the third fastening member 196 may be fastened to one suitable according to the type of the vehicle wheel 102, and then the user may have the wheel for the vehicle with the adjustment member 198. Force 102 so that 102 is in close contact with wheel support 176.

As such, when the user engages the wheel 102 of the vehicle to the wheel support 176 and then operates a switch of an operation panel (not shown), the motor 170 that is supplied with power from the outside rotates. .

As such, when the motor 170 rotates, the rotational force of the motor 170 is transmitted to the pulley 175 via a belt 180 connected to one side of the motor 170. The rotational force of the motor 170 transmitted as described above rotates the main shaft 174 which is integrally rotated with the pulley 175.

When the main shaft 174 is rotated by the pulley 175, the vehicle wheel 102 installed on the right side of the pulley 175 is rotated, thereby extending to the left side of the pulley 175 The bearing support shaft 173 is also rotated.

As such, when the bearing support shaft 173 rotates, the plurality of first bearings 164 and the second bearings 166 disposed on the outer side of the bearing support shaft 173 are supported by the bearing support shaft 173. Will rotate).

At this time, as the bearing support shaft 173 rotates, the pulse generating member 162 integrally bound by the fastening member not shown in the pulley 175 also rotates together with the bearing support shaft 173. Subsequently, the rotation speed is detected by the pulse detecting member 152 disposed above the supporting member 150.

As the first bearing 164 and the second bearing 166 are rotated, the bearing support shaft is mounted on the bearing housing 140 that is disposed outside the first bearing 164 and the second bearing 166. Vibration caused by the rotation of 173 is transmitted.

As such, the vibration transmitted to the bearing housing 140 through the first bearing 164 and the second bearing 166 is fastened by the second fastening means 122 to the bottom surface of the bearing housing 140. Vibration is applied to the second support member 121, and then to the second sensor member 127 disposed on the second support member 121.

And the vibration applied to the bearing housing 140 is applied to the vibration transmission member 139 via the housing side support member 138 which is bound to one side of the bearing housing 140, and then the vibration transmission It is transmitted to the vibration binding member 132 which is fastened to the fastening means 134 on one side of the member 139.

When the vibration is transmitted to the vibration binding member 132 as described above, vibration is applied to the first support member 111 fastened by the first fastening means 112 to the bottom of the vibration binding member 132. Subsequently, vibration is applied to the first sensor member 117 formed at the lower end of the first support member 111.

As such, the vibrations applied to the first sensor member 117 and the second sensor member 127 are applied to a controller (not shown) to analyze their analog signals, convert them into digital signals, and then analyze the state of the vibrations. do.

The vehicle wheel measuring apparatus according to the present invention configured as described above includes a first bearing and a second bearing disposed outside the main shaft in order to measure the lateral vibration and the longitudinal vibration generated in the vehicle wheel. By detecting the amount of deformation occurring in the main shaft by the optimum structure in the two sensor members, it is possible to easily and accurately measure even the complex vibration generated in the vehicle wheel.

Claims (11)

A motor 170 that rotates by receiving power applied from the outside, a belt 180 that transmits the rotational force of the motor 170, and the belt 170 as the motor 170 rotates. A pulley 175 that rotates via a 180, a main shaft 174 that is integrally rotated as the pulley 175 rotates when the pulley 175 rotates, and the main A bearing support shaft 173 formed on one side of the shaft 174 and integrally rotated according to the rotation of the pulley 175, and disposed on the outer side of the pulley 175 to generate a pulse, and a pulse generating member 162 having a slot formed therein, a pulse detecting member 152 detecting a pulse signal output from the pulse generating member 162, and a right end of the main shaft 174. A wheel support 176 having a hollow inside and a wheel for the vehicle (ie, the vehicle wheel 102 is fixed). 102 is disposed on the outer side of the bearing support shaft 173 and the binding member 190 disposed on the outside of the wheel support unit 176 to support the vehicle wheel 102 to be detached from the outside during rotation. The pair of first bearing 164 and the second bearing 166 rotating together with the bearing support shaft 173 and the first bearing 164 and the second bearing 166 are disposed outside the first bearing 164. Vibration transmission means 130 for transmitting the vibration applied from the bearing 164 and the second bearing 166, and is connected to one side of the vibration transmission means 130, the first bearing 164 and the second bearing Vibration is applied to the first vibration detecting means 110 for measuring the vibration applied from the 166 and the lower end of the vibration transmitting means 130 and applied from the first bearing 164 and the second bearing 166. The vehicle, characterized in that consisting of a second vibration detecting means 120 for measuring For measuring wheel. The method of claim 1, wherein the first vibration detecting means 110 is fastened to the bottom surface of the vibration binding member 132, the first support member 111 is formed on the outer peripheral surface and the first support member ( A first fastening means 112 fastened to an outer surface of the 111 to integrally fasten the first support member 111 so that vibration generated from the vibration binding member 132 is applied, and the first support member ( The first sensor member 117 and the first sensor member 117 which are formed at the lower end of the 111 and measure the vibration applied to the first support member 111 through the vibration binding member 132. A plurality of first washers 116 and 118 formed at upper and lower ends to support the first sensor member 117 to be fixed to the first support member 111 without being moved up and down, and the plurality of first washers 116 and 118 Is formed in the upper and lower end of the plurality of fastening so as not to be separated from the first sensor member 117 Wheel measuring apparatus for a vehicle, characterized in that consisting of four first fastening means (114,119). The method of claim 1, wherein the second vibration sensing means 120 is bound to the bottom surface of the housing inner diameter portion 144, the second support member 121 is formed on the outer peripheral surface and the second support member ( A second fastening means 122 fastened to an outer surface of the 121 and integrally fastening the second support member 121 so that vibration generated from the housing inner diameter portion 144 is applied, and the second support member ( The second sensor member 127 and the second sensor member 127 which are formed at the lower end of the 121 and measure the vibration applied to the second support member 121 through the housing inner diameter part 144. Upper and lower ends of the second and second washers 126 and 128 formed at upper and lower ends to support the second sensor member 127 to be fixed to the second support member 121 without being moved up and down. Second fastening means (124, 129) formed in the fastening so as not to be separated from the second sensor member (127) A vehicle wheel, characterized in that the measuring device is configured. 4. The vehicle wheel measuring apparatus according to claim 2 or 3, wherein the vibration detected by the 1.2 sensor member (117, 127) simultaneously detects lateral vibration and longitudinal vibration. The method of claim 1, wherein the vibration transmitting means 130 is disposed on the outer surface of the first bearing 164 and the second bearing 166 to support the first bearing 164 and the second bearing 166. Vibration is transmitted by the bearing housing 140, the housing side support member 138 disposed at one end of the bearing housing 140, and the protruding screw portion 136 to the housing side support member 138. The vibration transmission member 139, the vibration transmission member 139 is coupled to the vibration transmission member 139 by the fastening means 134, and the vibration transmission member 132 to the vibration transmission member 139. Wheel measuring apparatus for a vehicle, characterized in that consisting of a fastening means (134) for supporting to be bound to. According to claim 5, The bearing housing 140 is disposed in the housing protrusion member 142, which is formed in the form of a plurality of wings in the left and right symmetry, and the housing protrusion member 142 is disposed on the upper side of the pulse detection member ( The support member 150 is formed to be disposed 152, a plurality of fastening members 156 to fasten the support member 150 to the housing protrusion member 142, and the housing protrusion member 142 The vehicle wheel measuring apparatus, comprising a plurality of fastening members (146) to be fastened to the support frame (210) and a plurality of fastening means (148) to fasten the fastening members (146) to be supported. 2. The wheel measuring apparatus for a vehicle according to claim 1, wherein the second bearing (166) is smaller in size than the first bearing (164). 2. The wheel measuring apparatus for a vehicle according to claim 1, wherein the second bearing (166) is larger in size than the first bearing (164). The vehicle wheel 102 of claim 1, wherein the first, second, third binding members 192, 194, 196 of the binding member 190 are disposed on the right side of the wheel support 176 so that the vehicle wheel 102 is not separated. Wheel measuring apparatus for a vehicle, characterized in that any one is used depending on the size and type of). The method of claim 2 or 3, wherein the first fastening means (112, 114, 119) and the second fastening means (122, 124, 129) are fastened with a conventional nut, but if necessary, other than the above, for example by welding Vehicle wheel measuring apparatus, characterized in that. 4. The wheel measuring apparatus for a vehicle according to claim 1 or 2 or 3, wherein the first and second vibration detecting means (110, 120) are formed in parallel with each other.