KR100603419B1 - Apparatus for cooling formed goods of bumper back beam for vehicle - Google Patents

Abstract

The present invention relates to an apparatus for cooling a bumper back beam molded product for automobiles, which can cool a molded bumper back beam more quickly, reduce a space for cooling, and modify a product during cooling, in particular a deformation of a coupling protrusion coupled to a vehicle body. It is an object of the present invention to provide a bumper back beam molded article cooling apparatus for automobiles.

According to the present invention for achieving the above object, in the apparatus for cooling after molding the bumper back-beam molding for automobiles formed with a coupling protrusion which is heat-molded with a synthetic resin as the main material and contacted to the vehicle body, the tank containing the cooling water, Rotating body is rotatably installed in the upper portion of the tank and provided with a plurality of seating table in which the molding is disposed on the radially outer side, and rotating the rotating body so that the moldings disposed in each seating table is sequentially submerged in the cooling water. A plurality of stationary arms provided with a driving means, a pressing unit rotatably installed on both sides of each seating unit, and a pressurizing unit for pressing and fixing the engaging protrusions of the moldings disposed on the seating station, the rotating unit for rotating the stationary arm; And a fixing means for fixing the fixed arm rotated in the state of pressing the bumper back beam molding by the rotating means. The automobile bumper baekbim molding cooling apparatus is provided.

Description

Apparatus for cooling formed goods of bumper back beam for vehicle}

1 is a configuration and use state diagram of a conventional fixture that was used for cooling the bumper back beam molding of automobiles

Figure 2 is a side view showing an embodiment of a bumper back beam molded article cooling apparatus for an automobile according to the present invention.

3 is a plan view showing a drive system of the present invention the cooling device shown in FIG.

4 is a detail view taken along the line A-A 'of FIG.

5 is a plan view of FIG.

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

10: molding 101: water tank

111: rotating shaft 113: drive motor

115: gear module 120: rotating body

121: seating table 130: fixed arm

141: rotating arm 143: movable support

145: lifting cylinder 147: horizontal cylinder

151: lifter 161: controller

171: support holder 173: turnbuckle rod

180: toggle clamp 191: exit

194: pusher

The present invention relates to a bumper back beam molded article cooling apparatus for automobiles, and more particularly, to improve productivity and reduce cost by cooling a molded product in a short time, and to modify the molded article during cooling, particularly the deformation of the portion coupled with the vehicle body. The present invention relates to a bumper back beam molding cooling apparatus for automobiles, which can prevent and improve quality.

In general, a bumper back beam for an automobile is installed inside the bumper and is fastened to and fixed to the vehicle body as a shock absorbing effect during a collision of the vehicle. Since the bumper back beam should be able to effectively absorb shock and ensure proper durability, it was mainly made of metal, but recently, it is a synthetic bumper back beam made of a synthetic resin such as polypropylene as the main material and a reinforcement such as glass fiber. Also widely used.

Since the synthetic resin bumper back beam is manufactured by a conventional synthetic resin product molding method such as injection molding, the molded product is discharged at a high temperature. Therefore, in the related art, the molded bumper back beam is placed in the air for a predetermined time to be naturally cooled by air, and a fixture 20 as shown in FIG. 1 is used to prevent deformation of the product due to shrinkage during cooling. . The fixture 20 is composed of an outer frame 21 having a support protrusion 24 formed at both ends and an inner frame 23 inserted into the outer frame 21 and having a pair of support protrusions 22 formed therein. When both ends of the bumper back beam molding 10 are inserted between the outer support 21 and the support protrusions 22 and 24 of the inner boot 23, both side wall portions 13 of the bumper back beam 10 are spaced at a predetermined interval. It can be supported while maintaining.

However, the conventional air-cooled method is disadvantageous in terms of cost reduction because the productivity is reduced because the cooling of the molding 10 takes a lot of time, and a large space for accommodating the product is required while cooling.

In addition, the fastener 20 can prevent the side wall portion 13 of the bumper back beam molding 10 from being opened or collapsed, and the coupling protrusions 11 of both sides of the molding 10 coupled to the vehicle body. Since the deformation is of a structure that cannot be prevented, there is a problem that the coupling protrusion 11, in particular, the contact surface 12 with the vehicle body is deformed during a long cooling time, resulting in deterioration or poor quality.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to cool the molded bumper back beam more quickly, to reduce the space required for cooling, and to combine the product deformation during cooling, especially with the vehicle body It is to provide a bumper back beam molded article cooling apparatus for automobiles that can prevent deformation of the coupling protrusions.

According to the present invention for achieving the above object, in the apparatus for cooling after forming a bumper back-beam molding for automobiles formed with a coupling protrusion which is heat-molded with a synthetic resin as the main material and contacted to the vehicle body, the water tank and And a rotatable body rotatably installed on the upper portion of the water tank, the rotatable body having a plurality of seating posts disposed on the radially outer side, and rotating the rotatable bodies so that the moldings placed on the seating boards are sequentially submerged in the cooling water. A plurality of fixed arms provided with a driving means to rotate, and a pressing part for rotatably installed on both sides of the seating units and for pressing and fixing the engaging protrusions of the moldings disposed on the seating units, and a rotating means for rotating the fixed arms; And fixing means for fixing the fixed arm rotated while pressing the bumper back beam molded product by the rotating means. The present invention provides a bumper back beam molded article cooling apparatus for automobiles.

In the above bumper back beam cooling apparatus for a vehicle of the present invention, the pivoting means is rotatably coupled to each of the fixed arms and the seesaw type, and includes a pivoting arm provided with a hook shaft on an outer side thereof, and corresponding to the hook shaft of the fixed arm. A lifter having a hook groove formed at the position, a moving means for reciprocating the lifter toward the pivot arm so that the hook shaft is inserted into the hook groove, and the lifter lifted while being caught by the hook shaft to pivot the fixed arm. It may be configured to include a lifting means.

The bumper back beam cooling device for automobiles of the present invention includes a plurality of support holders which are installed in pairs on the seats to support both side engaging protrusions of the bumper back beam moldings inserted therein, and each support holder paired with each other. It may be configured to further include a turnbuckle rod is connected between the two side wall portion of the molding to adjust the distance between the support holder according to the distance.

In addition, the bumper back-beam cooling apparatus of the present invention is installed on each seating table so as to be rotatable up and down, and the release port for supporting or pushing up the bottom of the molding to be separated from the support holder in accordance with the rotation, and to rotate the release port It may be configured to further include a rotation means.

The objects, features and advantages of the present invention described above will become more apparent from the following detailed description. Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Figure 2 is a side view showing an embodiment of a bumper back beam molded article cooling apparatus for an automobile according to the present invention, Figure 3 is a plan view showing a drive structure of the cooling apparatus.

As shown in Figure 2 and 3, the bumper back-beam molded article cooling apparatus of the present invention, the water tank 101 in which the cooling water 30 is accommodated, and the support 103 provided on both sides of the water tank 101 A rotation shaft 114 rotatably installed on the upper portion of the water tank 101, a drive motor 113 and a gear module 115 installed on the support 103 to rotate the rotation shaft 114 by a predetermined angle; Is mounted on the rotary shaft 114 is rotated so that the lower part is immersed in the cooling water 30, and the rotating body 120 is provided with a plurality of molding seats 121 at predetermined intervals along the circumferential direction, and the molding seats A plurality of pivoting fixed arms 130 for fixing the bumper back beam moldings 10 placed on the table 121, rotating means for rotating the fixed arms 130, and rotation of the rotating body 120 And a controller 161 for controlling the operation of the rotating means and the rotating means, although not shown. 101, a cooling water supply pipe and a water pipe is connected so as to maintain the temperature of the water contained therein to the proper state.

FIG. 4 is a detailed view taken along the line AA ′ of FIG. 2, and FIG. 5 is a plan view of FIG. 4, with reference to this to describe a more detailed configuration.

A pair of support holders 171 into which each coupling protrusion 11 of the bumper back beam is inserted is inserted into each of the seating posts 121 so that the molding 10 is deformed during cooling and the gap between the side walls of both sides can be prevented. It is installed at predetermined intervals. Each support holder 171 is coupled to the seating plate 121 by the bolt 172, the coupling hole 175 of the support holder 171 through which the bolt 172 passes is made of a long hole, both sides forming a pair The support holder 171 is connected to each other by the turnbuckle rod 173 is configured to adjust the gap by moving both support holders 171 according to the size of the molding (10).

The fixed arm 130 is installed on both sides of each seating plate 121 so as to be rotatable toward the seating plate 121, the support holder 171 by pressing both side engaging projections 11 of the molding (10) Two pressing parts 130a and 130b are provided to be in close contact with the inner side of the.

Fixing means for fixing the fixing arm 130 in the pressing state of the engaging protrusion 11 of the molding 10 mounted on the seating plate 121 may be made in various ways. For example, the fixed arm 130 and the seating plate 121 may be made of a structure that is provided with a clamp that can be caught or released from each other by manual or automatic operation, the clamp is provided on the rotating shaft portion of the fixed arm 130 It may be made of a provided structure. In this embodiment, the toggle clamp 180 is provided as a fixing means of the fixing arm 130. The toggle clamp 180 is a conventional one, the coupling plate 183 and the rotating arm 182 is coupled to each of the pedestals 181 fixed to both sides of the mounting table 121 to have a different center of rotation, the coupling plate (183) and the rotating arm 182 is made of a structure connected to each other by a link member 184, the fixed arm 130 is coupled to the coupling plate 183, when the rotating arm 182 is rotated by the coupling plate ( 183, the fixed arm 130 can be rotated, but by the external force applied from the fixed arm 130 is made of a structure that can not be rotated.

The rotating means 140 is to rotate the fixed arm 130 to fix or release the molding 10, the horizontal cylinder is installed horizontally stretched toward the pivot arm 182 on the support (103) ( 147 and the movable mounting table 143 coupled to the rod of the horizontal cylinder 147 to reciprocate toward the pivoting arm 182, and expand and contract toward the one side mounting table 121 of the rotating body 120. The lifting cylinder 145 installed on the movable mounting table 143 and the rod of the lifting cylinder 145 are reciprocated in a direction approaching or spaced apart from the seating plate 121 and provided on the pivoting arm 182. A hook groove 149 is formed into which the hook shaft 142 is inserted to lift and rotate the pivot arm 182 according to the operation of the lift cylinder 145. The lift arm 151 is configured to rotate the fixed arm 130. On the other hand, in the present embodiment, in order to allow the operator to perform the detachment work of the molding 10 on the seating station 121 is located closer to the side rather than the seating plate 121 located at the top of the rotating body 120 slightly Although the above-described rotation means is provided on both sides of the seating plate 121 which is rotated and moved, a separate worktable may be provided in some cases to enable the detachable work of the molding on the seating table 121 at various positions. . Therefore, the lifting cylinder 145 may be installed to be stretched in the inclined direction as shown, or may be installed to be stretched in the vertical or horizontal direction.

Rotating-type release ports 171 are installed at both ends of each seating plate 121, and the movable support 143 is provided with a cylinder rod type provided with a push rod 193 to rotate the release holes 171. Pusher 194 is mounted. The release port 171 is coupled to the seating rod 121 so that the fixing position can be changed according to the size of the molding 10, the support protrusion is inserted between the molding 10 and the seating rod 121 at the front end portion thereof. 192 is provided to support both bottom ends of the molding 10 or push the molding 10 up and away according to the rotation thereof.

The controller 161 controls the operation of each control valve connected to the horizontal cylinder 147, the lifting cylinder 145, and the pusher 194 to regulate the operation of each cylinder, and the driving connected to the rotating body 120. By controlling the operation of the motor 113 to rotate the rotating body 120 by a predetermined angle, it may be made of a conventional controller including a PLC controller.

Referring to the operation of the bumper back-beam molded article cooling apparatus of the present invention configured as described above are as follows.

When the stationary arm 130 is placed on the seating plate 121 and the release signal is input through the controller 161, the lifter 151 is lifted by the lifting cylinder 145 and the hook shaft 142 of the pivoting arm 182. ) And the lifter 151 is moved so that the movable support 143 is advanced by the horizontal cylinder 147 to insert the hook shaft 142 of the rotation arm 182 into the hook groove 149. . Subsequently, the lifting cylinder 145 is operated so that the pivoting arm 182 is pivoted downward by the lifter 151 and thus the fixed arm 130 is pivoted upward to place the molding 10 on the seating plate 121. Will be. At this time, the coupling protrusion 11 of the molding 10 is inserted into each of the support holders 171, and the support holder 171 of both sides using the turnbuckle rod 173 according to the distance between the side wall portions of the molding 10. The interval between can be adjusted appropriately.

When the fixed signal is input by operating the controller 161 in the state in which the molded product 10 is seated as described above, the lifter 151 is rotated upward by the lifting cylinder 145 to rotate the fixed arm 130 downward, The engaging protrusion 11 of the molding 10 is fixed to the inner surface of the support holder 171 by the pivoting fixed arm 130. Subsequently, the movable mounting table 143 is retracted by the horizontal cylinder 147 to separate the lifter 151 from the pivoting arm 182.

In this state, when a rotation command is input through the controller 161, the rotating body 120 is rotated so that the seating plate 121 in which the molding 10 is newly seated is moved toward the inside of the water tank 101 and sequentially. The molding 10 is cooled by the cooling water, and the seat stage 121 of the next stage is moved to the working position. Subsequently, when the release signal is input, the fixed arm 130 is pivoted upward as described above to lift the molded product 10 from which the cooling is completed from the seating plate 121. At this time, the push rod 193 is rotated. The release port 171 is pushed and rotated, and thus the molded product 10 is detached from the support holder 171, so that the molded product 10 can be easily taken out. Then, after arranging the other molding 10 to be cooled on the seating plate 121, the above-described process may be repeated to continue the operation.

Therefore, by using the cooling apparatus of the present invention, a plurality of bumper back-beam moldings 10 can be immersed in the cooling water and cooled more quickly, thereby improving product productivity and eliminating the need for a large cooling space. The cost can also be reduced. In addition, since the fixing arm 130 presses the engaging protrusion 11 of the bumper back beam molding 10 to be in close contact with the support holder 171, cooling is performed, and therefore, the engaging protrusion 11, in particular, the vehicle body and the like. The contact surface of is not deformed to prevent the occurrence of defects.

On the other hand, in the above-described embodiment, the means for horizontal movement of the movable support 143, the means for lifting the lifter 151, the means for rotating the release port 171, etc. cylinders are operated by the fluid pressure Although it is illustrated that, but not limited to this, the moving means, the lifting means, the rotating means for the operation of these operating unit may be made of various structures using a motor and a power transmission mechanism.

The present invention described above is not limited to the above-described embodiments and the accompanying drawings, and various substitutions, modifications, and changes are possible in the art without departing from the technical spirit of the present invention. It will be clear to those of ordinary knowledge.

As described above, according to the present invention, the bumper back beam is cooled by water cooling in a state in which the coupling protrusion is fixed and fixed to prevent deformation of the molding and at the same time to achieve rapid cooling, thereby improving the product quality and productivity. have.

Claims (4)

An apparatus for cooling after molding a bumper back beam molded product 10 for automobiles in which a synthetic resin is heat-molded with a main material and a coupling protrusion 11 is formed in contact with a vehicle body, the apparatus comprising: a water tank 101 in which a cooling water 30 is accommodated; Rotating body 120 and rotatably installed in the upper portion of the water tank 101 is provided with a plurality of seating rods 121, the molding 10 is disposed on the radially outer side, and rotates the rotating body 120 And driving means for sequentially immersing the moldings 10 disposed on each seating plate 121 in the cooling water 30, and rotatably installed on both sides of the seating bases 121, respectively. A plurality of fixed arms (130) provided with pressing parts (130a, 130b) for pressing and fixing the engaging protrusions (11) of the formed molding (10), a rotating means for rotating the fixed arm (130), and The fixed arm 130 rotated in a state of pressing the bumper back beam molded product 10 by the rotating means Car bumpers baekbim molding cooling apparatus comprising a fixing means. According to claim 1, wherein the rotating means is rotatably coupled to each of the fixed arm (130) and seesaw form, and the rotating arm (182) having a hook shaft (142) on the outside of the fixed arm (130) A lifter 151 having a hook groove 149 formed at a position corresponding to the hook shaft 142, and a hook shaft 142 at the hook groove 149 by reciprocating the lifter 151 toward the pivot arm 182. And a lifting means for lifting the lifter (151) while being engaged with the hanger shaft (142) to allow the fixed arm (130) to rotate. The plurality of support holders according to claim 1 or 2, wherein the plurality of support holders are installed in pairs to support the two coupling protrusions 11 of the bumper back beam molding 10 in the inserted state. The turnbuckle rod 173 is connected between the pair of support holders 171 and the pair of support holders 171 to adjust the distance between the two support holders 171 according to the distance between the side wall portions of the molding 10. Bumper back beam molded article cooling apparatus for automobiles. The release port 191 of claim 3, wherein the outlets 191 are rotatably installed up and down on the seating bases 121 to support or push up the bottom of the molding 10 according to the rotation. And, bumper back-beam molded object cooling apparatus further comprises a rotation means for rotating the release port (191).

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