KR100671450B1 - Roll formming machine - Google Patents

Abstract

Disclosed is a roll forming machine which increases the machine operation rate and shortens the working time by mounting a plurality of cassettes on a holder, modularizing them on the base, replacing the cassette modules, and conveniently connecting / disconnecting power during exchange.

The roll forming machine includes a base module which is provided with two or more connected parts, a pinch roller for supplying a sheet material at the tip of the base, a cassette module which is fixed to the upper side of the base by fixing a large number of cassettes with a rolling roller inserted on the fixing plate, and a drive. A drive unit formed with a drive shaft rotated by a motor and a drive motor and a reducer for receiving the rotational force of the drive motor to the drive shaft, a driven gear fixed to any one shaft of the cassette module, and fixed to an output shaft of the reducer A connecting portion formed with an internal gear meshing outwardly of the driven gear and a driven / driven gear and a cylinder for moving the internal gear, a conveying conveyor for receiving the formed sheet material passing through the rolling roller, and a coolant storage tank and the tank Rolling roller connected to the supply pipe and the supply pipe connected to the circulation pump and the circulation pump installed in the And a cooling water circulation unit including a discharge pipe for discharging the cooling water and a return path for moving the discharged cooling water to the tank.

Roll Forming Machine, Cassette, Rolling Roller, Coolant

Description

Roll formming machine

1 is a perspective view of a roll forming machine of the present invention;

Figure 2 is an excerpt perspective view of the pinch roller of the roll forming machine of the present invention,

Figure 3a is an exploded perspective view of the cassette module of the roll forming machine of the present invention,

Figure 3b is an exploded perspective view of a cassette module of the roll forming machine of the present invention,

4A is an exploded perspective view of a drive unit and a connection unit of the roll forming machine of the present invention;

4B is an exploded perspective view of a drive unit and a connection unit of the roll forming machine of the present invention;

5 is an exploded perspective view of the transfer conveyor of the present invention roll forming machine,

6 is an exploded perspective view of the cooling water supply unit of the roll forming machine of the present invention,

7 is a front view of the roll forming machine of the present invention;

8A and 8B are side cross-sectional views of the roll forming machine of the present invention;

Figure 9a, 9b is a cross-sectional view of the action of the conveying conveyor of the roll forming machine of the present invention,

Figure 10a, 10b is a cross-sectional view of the action of the connecting portion of the roll forming machine of the present invention,

11A and 11B are cross-sectional views of the cooling water circulation of the roll forming machine of the present invention.

12A and 12B are diagrams illustrating an exchange of rolling rollers of the roll forming machine of the present invention.

※ Explanation of code for main part of drawing

110: base 120: pinch roller 122: guide roller

123: feed roller 124: moving roller 125: fixed roller

126: adjustment knob 127: guide 130: cassette module

132: chain 134: fixed plate 134a: projection

140: cassette 142: first fixing station 142a: groove

143: second fixing stand 144: shaft 144a: nut

144b: Pin 145: Rolling roller 146: Interlocking gear

147: sprocket 150: drive unit 152: drive motor

153: belt pulley 154: belt 155: drive shaft

155a: Clutch 156: Reducer 160: Connection

161: drive gear 162: driven gear 163: internal gear

164: cylinder 165: arm member 166: hinge shaft

167: bearing 180: transfer conveyor 182: support

184: hinge 186: cloud 188: cylinder

190: Cooling water circulation 191: Tank 192: Pump

193: supply pipe 193a: supply lead 193b: supply pipe

194: discharge pipe 194a: discharge pipe 194b: discharge pipe

195: return path 196: connection hose 196a: through

197: Drain board 197a: Through-hole 198: Induction pipe

The present invention is fixed to the base by fixing a large number of cassettes fixed to the rolling roller fixed to the base and then mounted on the base, to replace the cassette module using a crane or a crane, and to replace the power supplied to the cassette module during the exchange The present invention relates to a roll forming machine that increases machine operation rate and shortens working time by conveniently connecting / disconnecting.

In general, a roll forming machine (roll formming machine) is to be gradually processed by bending the plate between the rolling rollers arranged up and down in the cassette is fixed to a plurality of fixed intervals on the base to the desired cross-section.

In the case of changing the cross section of the sheet, a plurality of cassettes fixed on the base are disassembled, and a rolling roller inserted into the cassette shaft is replaced and reassembled. This process is not only time-consuming. The problem arises that the machine must be stopped during the replacement.

In addition, heat is generated in the rolling roller during processing, and thus there is a problem in that the production quality is lowered when overheating, so that the machine must be stopped.

Forming machine of the present invention is devised to solve the above problems, and fixed a number of cassettes fixed to the fixed roller up and down fixed to the base and then seated on the base, and replace the cassette module using a crane or a crane, etc. The purpose of the present invention is to provide a roll forming machine that increases the machine operation rate and shortens the working time by conveniently connecting / disconnecting the power supplied to the cassette module during the exchange.

It is also an object of the present invention to provide a roll forming machine which supplies cooling water to a rolling roller, circulates the cooling water to prevent a decrease in productivity due to heating, and contaminates the surrounding environment by repeatedly using the cooling water.

Roll forming machine according to the present invention for achieving the above object, at least two or more in the roll forming machine, the base is provided and interconnected; and a pinch roller for supplying a sheet material between the rolling roller of the cassette at the tip of the base; A plurality of cassettes fixed to the upper side of the base by fixing a plurality of cassettes configured as the first and second fixing rollers to maintain a state in which a rolling roller is inserted into a shaft of the base plate; and a driving motor fixed to the base and a driving motor. A drive unit configured to rotate by a drive shaft, and a reducer for receiving a rotational force of the drive motor through the drive shaft to reduce the rotational speed and increase torque to transfer the cassette to the cassette shaft of the cassette module; and one of the plurality of cassettes of the cassette module. Driven gear fixed to the shaft, drive gear fixed to the output shaft of the reduction gear, driven gear and sphere A connecting portion which forms an internal gear which meshes with the outer side of the synchronous word, a cylinder which selectively moves the internal gear and selectively connects / disconnects the rotational force of the driving unit to the shaft of the cassette module; and the rear portion of the base. A conveying conveyor which receives the formed sheet material that has passed between the rolling rollers of the cassette; And a tank for storing cooling water for supplying to the rolling rollers of the cassette, a circulation pump installed at an outlet of the tank, a supply pipe connected to the circulation pump, and a plurality of rolling rollers detachably connected to the supply pipe. It is achieved by providing a roll forming machine including a discharge pipe for discharging the cooling water, respectively, and a cooling water circulation portion formed on the base and a return path for moving the discharged cooling water back to the tank.

Here, it is preferable that the cassette module forms a groove on the bottom of the first fixing stand of the cassette, and forms a protrusion inserted into the groove on the upper surface of the fixing plate to which the cassette is fixed.

In addition, the pinch roller is a pair of feed rollers for holding the plate and moving forward, a fixed roller for holding both ends of the plate supplied from the rear of the feed roller, the moving roller and the moving roller to move on the guide according to the width of the plate It is preferable to consist of an adjustment knob.

In addition, the conveying conveyor is preferably made of a support base, a rolling stage fixed to the support by a hinge, and the cylinder tilting the rolling stage.

Hereinafter, preferred embodiments of the roll forming machine of the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view of a roll forming machine of the present invention, Figure 2 is an extractive perspective view of the pinch roller of the roll forming machine of the present invention, Figure 3a is an extractive perspective view of a cassette module of the roll forming machine of the present invention, Figure 3b is a present invention Figure 4a is an exploded perspective view of the cassette module of the roll forming machine, Figure 4a is an exploded perspective view of the drive unit and the connecting portion of the roll forming machine of the present invention, Figure 4b is an exploded perspective view of the drive unit and the connecting portion of the roll forming machine of the present invention, Figure 5 is a roll forming machine of the present invention Is an exploded perspective view of the transfer conveyor of Figure 6 is an exploded perspective view of the cooling water supply unit of the roll forming machine of the present invention.

The roll forming machine of the present invention shown in the drawings is largely fixed to the base 110, the pinch roller 120 is fixed to the top end of the base 110 to supply the plate material, and a plurality of plate materials are arranged in the rear of the pinch roller A plurality of cassette modules 130 seated on an upper surface of the base 110 in a state of fixing a plurality of cassettes 140 for bending molding, a driving unit 150 for rotating a rolling roller on the cassette, and a rotational force of the driving unit. The connection unit 160 to selectively transfer the to the cassette module, the transfer conveyor 180 for receiving the molded plate material discharged from the rear of the base 110, and the cooling water circulation unit 190 for supplying cooling water to the rolling roller of the cassette It consists of.

The base 110 is provided with at least two, it is arranged to be interconnected is additionally disposed when the installation of the cassette 140 is increased because the cross section of the molded product is complicated.

The pinch roller 120 has a guide plate 122 for guide guide plate 122 of the front end, a feed roller 123 for holding and transporting the plate from the rear of the guide roller 122, and the plate of the plate from the rear of the feed roller 123 It consists of a fixed roller 125 and the moving roller 124 to hold both sides, and the adjustment handle 126 to adjust the moving roller 124 to move on the guide 127.

The cassette 140 forms a first fixing stand 142 having grooves on a bottom surface thereof, a second fixing stand 143 disposed to be spaced apart from the first fixing stand 142 by a predetermined distance, and a pin 144b formed on the body. A plurality of shafts 144 inserted between the first and second fixing rods 142 and 143 so as to be idling and fixed by a nut 144a, a plurality of rolling rollers 145 inserted into the plurality of shafts, and the plurality of shafts And a pair of interlocking gears 146 meshed with and interlocked with the shaft side, and a pair of sprockets 147 fixed to any one of the plurality of shafts.

The cassette module 130 has a plurality of protrusions 134a corresponding to the cassette 140 as described above and the recess 142a formed on the bottom surface of the first fixing stand 142 of the cassette 140. The fixing plate 134 is fixed, and a plurality of cassettes 130 fixed on the fixing plate 134 are composed of chains 132 wound on sprockets 147 of adjacent cassettes 140 so as to interlock with each other.

The drive unit 150 is a drive motor 152 fixed on the base 110, a drive shaft 155 that receives the rotational force of the drive motor 152 to the belt 154 and the belt pulley 153, and is extended The clutch 155a formed at the end of the drive shaft 155 for the power transmission with the drive shaft 155, and the reducer 156 for reducing the rotational force of the drive shaft 155, increasing the torque, and transmitting it to the cassette module 140. It is composed of

The connecting portion 160 includes a drive gear 161 fixed to the output shaft of the reduction gear 156, a driven gear 162 fixed to any one shaft 144 of the cassette 140 of the cassette module 130, An internal gear 163 connecting the drive gear and the driven gear, a bearing 167 fixed to the outside of the internal gear, a tip of which is fixed to the bearing 167, and a center of the hinge shaft on the base 110; An arm member 165 fixed by 166, and a cylinder 164 fixed to the rear end of the arm member to advance the internal gear forward and backward.

The conveying conveyor 180 is fixed between the support 182 is installed behind the base, the support 186 is fixed to the support 182 by a hinge 184, and between the support 186 and the support 182. And a cylinder 188 that selectively tilts the rolling table 186.

The coolant circulation unit 190 includes a tank 191 for storing the coolant, a pump 192 installed at an outlet side of the tank, a supply pipe 193 connected to an output pipe of the pump, and a detachable connection to the supply pipe. Connected to connect the discharge pipe 194 connected to the fixed to the cassette, the return passage (195) for receiving the cooling water flowed through the base 110 to the tank 191, and the return passage between the base 110 It consists of a drain plate 197 for receiving the coolant falling to the upper side of the connection between the hose 196 and the base 110 to the return path (195).

Hereinafter, the operation of the roll forming machine of the present invention having the above configuration will be described.

Figure 7 is a front view of the roll forming machine of the present invention, Figure 8a, 8b is a side cross-sectional view of the roll forming machine of the present invention, Figure 9a, 9b is a cross-sectional view of the operation of the conveying conveyor of the roll forming machine of the present invention, Figure 10a, 10b Fig. 11A and Fig. 11B are cross-sectional views of the cooling water circulation of the roll forming machine of the present invention, and Figs. 12A and 12B show the rolling roller exchange state of the roll forming machine of the present invention.

First, when the sheet material is supplied to the pinch roller 120 and passes between the feed rollers 123 disposed up and down along the guide roller 122, the plate is transferred by the rotational force of the feed roller 123. Then, the plate material is supplied in a straight line by the fixed roller 125 and the moving roller 124 disposed behind the feed roller 123, the moving roller 124 is the adjustment knob 126 is formed on the side The width of the plate is supplied while moving along the guide 127 by the rotation of.

When the plate is supplied by the pinch roller 120, the plate is gradually bent while passing between the rolling rollers 145 of the cassette 140 fixed to the upper surface of the base 110 to form the plate into a desired cross section. .

On the other hand, the rear conveying conveyor for receiving the molded plate on the discharge side in order to prevent the tip of the molded plate material discharged past the rolling roller 145 of the last cassette 140 to fall to the bottom to bend at the rear of the base 110 180 is disposed.

Therefore, the molding plate discharged after the molding is completed is positioned on the rolling table 186 of the conveying conveyor 180, the forming plate material disposed on the rolling table 186 is a cylinder installed between the rolling table 186 and the support 182 ( In accordance with the driving of the 188, the support 172 fixed to the support 172 by the hinge 184 is folded and loaded to the floor.

The rolling roller 145 for bending and molding the sheet material is inserted into the shaft 144 disposed up and down between the first and second fixing bars 142 and 143 of the cassette 140. In addition, a pair of interlocking gears 146 engaged with each other are fixed to ends of the pair of shafts 144 arranged up and down, and the shafts 144 interlock with each other in opposite directions, and any one of the shafts 144 The pair of sprockets 147 is fixed to the plurality of cassettes 140 interlock with each other in a state in which the sprocket 147 of the adjacent cassette 140 and the chain 132 are wound.

That is, the chains 132 are respectively wound around the sprockets 147 of the cassettes 140 fixed on the fixing plate 134 of the cassette module 130, and the same shaft 144 as the sprocket 147 is provided. Since the interlocking gear 146 fixed to the interlocking gear 146 rotates in engagement with the interlocking gear 146 of the shaft 144 disposed on the opposite side, all the rolling rollers 145 on the cassette module 130 are interlocked.

On the other hand, the drive motor 152 of the drive unit 150 for driving the cassette 140 is fixed on the base 110 to rotate the drive shaft 155 interlocked with the belt 154 and the belt pulley 153. Let's do it. The drive shaft 155 is arranged in the longitudinal direction on the base 110, the clutch 155a is formed at each end to transmit a driving force to the drive shaft 155 of the other base 110 is extended and forms a long axis do. The reduction gears 156 are disposed on the drive shaft 155 to correspond to the cassette module 130 to reduce the rotational speed and increase the torque while transmitting the driving force from the drive shaft 155 to the output shaft.

The driving gear 161 of the connecting portion 160 formed on the output shaft of the reduction unit 156 of the driving unit 150 and the driven gear formed on one of the shafts 144 of the cassette 140 of the cassette module 130 ( 162 is a plurality of rolling rollers on the cassette module 130 by the driving force is transmitted by the internal gear 163 is meshed to the outside of the drive gear 161 and the driven gear 162, the rotation of the drive motor 152. 145 are interlocked, and the internal gear 163 slides on the drive gear 161 and selectively engages the driving force while being engaged / disengaged from the driven gear 162.

This secures the bearing 167 inserted into the outside of the internal gear 163 to the front end, the center is fixed to the hinge shaft 166 on the base 110 and the rear end is fixed to the working shaft of the cylinder 164 When the arm member 165 rotates about the hinge shaft 166 by the driving of the cylinder 164 to move the internal gear 163 on the drive gear 161. When the working shaft of the cylinder 164 is advanced, As the arm member 165, which is fixed on the base 110 by the hinge shaft 166, is rotated, the internal gear 163, which is fixed to be able to idle by the bearing 167 at the front end, is retracted, thereby driving the driven gear 162. Release the engagement from the drive gear.

Similarly, the arm member 165 fixed to the base 110 with the hinge shaft 166 is rotated in the opposite direction while the cylinder 164 is retracted to advance the internal gear 163 fixed to the front end of the driving gear 161. And the driven gear 162 are simultaneously engaged to transfer the rotational force transmitted from the reducer 156 to the driven gear 162 to rotate the rolling rollers 145 in the cassette module 130.

The driving force connection / disconnection of the connection unit 160 as described above is for the replacement of the cassette module 130, the cassette 140 fixed on the base 110 after stopping the operation of the machine when changing the cross section of the plate By replacing the rolling rollers 145 with the plurality of cassettes 40 fixed to the fixing plate 134 to constitute the cassette module 130, and by placing the cassette module 130 on the base 110, Since the cassette module 130 configured for each section of the product can be easily exchanged using a crane or a crane, it is possible to increase the operation rate of the machine.

Therefore, it is necessary to selectively connect / disconnect the driving force when the cassette module 130 is replaced. As described above, the internal gear 163 of the connection unit 160 is driven between the drive gear 161 and the driven gear 162. By selectively connecting), the cassette module 130 can be easily and quickly replaced.

In addition, the cooling water is supplied to cool the heat generated in the rolling roller 145 during the forming of the sheet, which is stored in the tank 191 disposed on one side of the base 110, the tank 191 High pressure is transferred by the circulation pump 192 installed at the outlet side of the supply port to supply the supply main pipe 193a installed on the rear side of the base 110 so as to correspond to each cassette module 130 on the supply main pipe 193a. It is supplied to a plurality of feed branch pipes 193b formed at regular intervals. The distal end of the feed pipe 193b is connected to the discharge pipe 194a fixed on the cassette 140 so as to correspond to the respective rolling rollers 145 from the discharge pipe 194a. Cooling water is supplied through the rolling roller disposed above.

Similarly, the discharge pipe 194 is disposed up and down on the cassette 140 in order to supply cooling water to the rolling roller 145 disposed below, and is connected to each other by a connection pipe. The lower discharge pipe 194 also supplies cooling water to the lower rolling roller 145 through the discharge pipe 194b.

The cooling water supplied to the upper and lower rolling rollers 145 cools the rolling rollers 145 and then flows down the base plate 110 through the fixing plate 134 of the cassette module 130. The water is returned to the tank 191 through the induction pipe 198 formed at the end of the return path 195 and returned through the return path 195.

Here, in the connection portion between the base 110 is installed a plurality of through holes (195a) formed on the side of the return path (195) of the connection portion for the connection of the return path (195), the through holes (195a) connecting hose (196) ) So that the return passages 195 between the bases 110 communicate with each other, and the coolant flowing down the upper portion of the connection part flows to the drain plate 197 placed on the connection part of the base 110 and the drain plate 197. It is guided to the return path (195) through the through hole (197a) formed on the bottom surface.

On the other hand, the front end of the supply pipe 193b is detachably connected to the discharge main pipe 194a to be separated from the discharge pipe 194 fixed to the cassette 140 when the cassette module 130 is replaced.

That is, when the cassette module 130 is replaced, the internal gear 163 connecting the driven gear 161 and the drive gear 162 is moved through the connecting portion 160 to disconnect the driving force of the driving unit 150. After separating the supply pipe 193b of the cooling water circulation unit 190 from the discharge main pipe 194a, the cassette module 130 is exchanged through a crane or a crane.

In the case of replacing the rolling roller 145 by disassembling the cassette 140 of the roll forming machine for forming a sheet through the above-described action, the cassette 140 fixed on the fixing plate 134 of the cassette module 130 is replaced. Remove the fastening bolt (B) of the first fixing stand 142, the nut (144a) fixing the shaft 144, and then the projection (134a) and the first fixing plate (142) on the fixing plate 134 The grooves 142a of the bottom surface are engaged with each other to push the first fixing rod 142 fixed in position to replace the plurality of rolling rollers 145 inserted on the shaft 144. When replacing, fit the pin hole of the rolling roller 145 into the pin 144b of the shaft 144 so that the rolling roller 145 does not idle on the shaft 144, and after the replacement, the first fixing stand 142 Align the groove 142a with the protrusion 134a of the fixing plate 134, and then fix the first fixing stand 142 on the fixing plate 134 with the fastening bolts B, and the first with the nut 144a. The shaft 144 is fixed to the holder 142.

As such, the groove 142a and the protrusion 134a corresponding to each other are formed on the upper surface of the fixing plate 134 and the bottom of the first fixing stand 142 to designate the position of the first fixing stand 142 so that the first fixing chain (1) The convenience of work is improved when disassembly and assembly of 142).

The roll forming machine of the present invention as described above is fixed to the base by fixing a large number of cassettes with a rolling roller formed on a fixed base and seated on the base, so that a plurality of cassette modules can be replaced using a crane or a crane, and the cassette module is replaced. By conveniently connecting / disconnecting the power supplied to the machine, it increases the machine operation rate and shortens the working time.

In addition, by supplying the cooling water to the rolling roller, by circulating the cooling water, there is also an effect of preventing the decrease in productivity due to heating, and by using the cooling water repeatedly to prevent contamination of the surrounding environment.

In addition, by forming grooves and protrusions corresponding to each other on the bottom of the fixing stand of the cassette and the upper surface of the fixing plate to designate the fixing position, there is also an effect of improving workability during disassembly and assembly of the weight.

Claims (4)

delete delete In roll forming machine, A base 110 provided with at least two and interconnected; A pair of feed rollers 123 for holding the plate to advance the plate in order to supply the plate between the rolling roller 145 of the cassette 140 at the tip of the base 110, and of the plate supplied from the rear of the feed roller 123 A pinch roller (120) consisting of a fixed roller (125) for holding both ends, a moving roller (124), and an adjusting knob (126) for moving the moving roller (124) on the guide (127) in accordance with the width of the plate; A plurality of cassettes 140 including first and second fixing rods 142 and 143 which maintain the state in which the rolling rollers 145 are inserted into the plurality of shafts 144 are fixed on the fixing plate 134 to the upper side of the base 110. A plurality of seated cassette module 130; Drive motor 152 fixed to the base 110, the drive shaft 155 rotated by the drive motor 152, and the rotational force of the drive motor 152 is transmitted to the drive shaft 155 to reduce the rotation speed and torque Drive unit 150 to form a reducer 156 to increase the transfer to the cassette 140 shaft 144 of the cassette module 130; A driven gear 162 fixed to any one shaft 144 of the plurality of cassettes 140 of the cassette module 130, a drive gear 161 fixed to an output shaft of the reducer 156, and a driven gear ( 162 and the internal gear 163 meshed to the outside of the drive gear 161 and the internal gear 163 is selectively moved to selectively rotate the rotational force of the drive unit 150 by the shaft 144 of the cassette module 130. A connection part 160 forming a cylinder 164 connected / disconnected by the following means; The support base 182 and the rolling base fixed by the hinge 184 to the support 182 in order to receive the molded plate material passed between the rolling roller 145 of the cassette 140 in the rear of the base 110 ( 186 and a conveying conveyor 180 composed of a cylinder 188 tilting the rolling table 186; And, Tank 191 for storing the cooling water for supplying to the rolling roller 145 of the cassette 140, the circulation pump 192 is installed in the outlet of the tank 191, and is connected to the circulation pump 192 A supply pipe 193, a discharge pipe 194 detachably connected to the supply pipe 193 to discharge cooling water to the plurality of rolling rollers 145, and a coolant formed on the base 110 and discharged again are tanked. Roll forming machine comprising a cooling water circulation unit 190 to form a return path (195) to move to (191). delete

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