KR101380151B1 - Method for assembling hanger-shackle module - Google Patents

Abstract

The present invention relates to a method for assembling a hanger-shackle module for a leaf spring, and can easily perform defect identification and inspection on each part of a hanger-shackle module used to support a leaf spring (plate spring) in a vehicle in a commercial vehicle. The main purpose is to provide a method for assembling a hanger-shackle module for a leaf spring of a commercial vehicle, which can be assembled easily and conveniently at the same time to complete the module. In order to achieve the above object, the present invention, the step of mounting and fixing the hanger on the support of the hanger setting portion; Mounting and fixing the shackle to the jig of the shackle setting portion; Moving the seating portion of the jig on which the shackle is seated using an actuator to insert and align the hinge portion of the shackle between the pin receiving holes of the hanger; Coupling the shackle pin through a hinge portion of the shackle and the pin receiving hole of the hanger; And a step of fixing the inserted shackle pin with a bolt and a nut. The method of assembling a hanger-shackle module for a leaf spring comprising: a.

Description

Method for assembling hanger-shackle module for leaf springs {Method for assembling hanger-shackle module}

The present invention relates to a method for assembling a hanger-shackle module for a leaf spring, and more particularly, to simply check and inspect each part of a hanger-shackle module used for supporting a leaf spring (plate spring) in a vehicle in a commercial vehicle. The present invention relates to a method for assembling a hanger-shackle module for a leaf spring of a commercial vehicle which can be completed at the same time and easily and conveniently assembled parts.

In general, the chassis spring of the vehicle is installed between the vehicle body and the wheels to prevent shock from the road surface and vibration of the wheels to be transmitted to the vehicle body as the vehicle travels. It is a leaf spring (plate spring) or coil made of metal. Springs or torsion bar springs are used, as well as rubber springs and air springs.

Here, the leaf spring is manufactured by overlapping the spring plate, which is formed in a strip shape of the spring steel, by bending slightly with a bow shape, and the structure is simple because it can support the axle in position by the rigidity of the spring itself. Due to the friction of the spring plate can exhibit a control action to suppress the vibration, has the advantage of high durability.

1 and 2 are side views illustrating a state in which a leaf spring is installed in a vehicle according to the prior art, and as shown, an auxiliary leaf spring 1b is added to an upper portion of the main leaf spring 1a when a load of a truck is large. I can attach it.

At this time, the central portion of the main leaf spring (1a) and the auxiliary leaf spring (1b) is coupled to the axle (3) by the U-shaped center bolt (2), both ends of the main leaf spring (1a) and the auxiliary leaf spring (1b) Is supported by a hanger-shackle module fixed to the vehicle body (side member of the vehicle body).

In particular, the ends (circularly rounded ends) of the leaf springs 1a are coupled to the shackle 5 rotatably assembled in a hinge structure to the hanger 4, which hanger 4 and the shackle 5 are connected to. Both ends of the leaf spring 1a are supported by the hanger-shackle module of the assembled configuration, so that the span (length) change of the leaf spring 1a can be absorbed, so that the leaf spring 1a is resilient to the axle 3. I can support it.

3 and 4 are exploded perspective view and assembly perspective view showing the configuration of a commercial vehicle hanger-shackle module, in the following description, the up and down (up and down) direction in the vertical direction (that is, in the state where the parts are assembled) Up and down direction).

First, as shown in the figure, the hanger 10 includes a hanger main body 11 to which the shackle 20 is rotatably assembled, and a hanger bracket 12 for fixing the hanger main body 11 to the vehicle body. .

Here, the hanger bracket 12 is fixed by fastening the end portions 13 respectively formed on the lower left and right sides of the hanger to the side members of the vehicle body with bolts, and for this purpose, bolts may be fastened to each of the fastening ends 13 on both the left and right sides. A plurality of fastening holes 14 are formed.

In addition, the hanger main body 11 is inserted into and fixed to the inside of the hanger bracket 12. Since the hanger bracket 12 is fastened to the vehicle body while the shackle 20 is rotatably coupled to the hanger main body 11, The shackle 20 can be rotatably supported on the vehicle body by a hanger 10 composed of a hanger body 11 and a hanger bracket 12.

The hanger main body 11 is formed in a substantially 'c' shape and has a structure in which a pin insertion hole 15 is formed in which upper and lower shackle pins 30 are inserted and assembled, and the upper end of the hanger main body 11 is formed. A bolt 31 and a nut 32 are assembled in the lateral direction so as to prevent the shackle pin 30 from being inserted into the pin insertion hole 15.

The shackle pin 30 is inserted into the pin insertion hole 15 at the lower end of the hanger main body 11 and assembled to the hanger main body 11 in the vertical direction, and the shackle pin 30 is inside the hanger main body 11. Since the shaft is inserted through the hinge portion 21 of the shackle 20 inserted up and down, the shackle can be rotated to the left and right (in the front and rear longitudinal directions of the vehicle body in a state where the vehicle body is mounted) about the shackle pin.

In addition, the engaging groove 34 is formed at one side of the outer peripheral surface of the upper end of the shackle pin 30 in the lateral direction (vertical direction with respect to the axial direction of the pin), and the shackle pin 30 is inserted into the pin insertion hole of the hanger main body 11 ( 15), the bolt 31 is inserted into the upper end of the hanger main body 11 in the lateral direction (horizontal in the drawing, transverse to the longitudinal direction of the shackle pin), and then the nut 32 and the washer 33 ) To the bolt.

In this fastening state, a portion of the outer circumferential surface of the bolt 31 is inserted into the locking groove 34 of the shackle pin 30 so that the shackle pin 30 can be prevented from flowing out or falling out in the vertical direction.

The shackle 20 has a pipe-shaped hinge portion 21 inserted into the hanger main body 11 so as to be disposed on the same line in the vertical direction as the pin insertion hole 15, and end portions of the leaf springs are hinged to the upper and lower sides. The spring connection portion 23 is formed of a shackle body 22 formed.

Here, the hinge portion 21 is integrally fixed to one side of the shackle main body 22 to constitute the shackle 20. The shackle pin 30 is provided with the bushing 25 inside the hinge portion 21. In this case, the bushing 25 smoothly rotates the shackle 20.

The spring connection part 23 is formed in a circular shape at the upper end and the lower end of the shackle body 22, and has a structure in which a fastening hole 24 is formed, and is circularly rolled between two spring connection parts 23 at the upper and lower ends thereof. After inserting one end of the leaf spring, the end of the leaf spring is coupled to the shackle 20 in such a way that the fastening bolt (not shown) is inserted into the fastening hole 24 of the spring connection portion 23 to be fastened (leaf spring). Fastening bolt is inserted into the curled part of the cable).

In addition, the upper surface of the shackle main body 22 is formed with a stopper 26 (for checking the up and down direction of the shackle at the time of assembly) for checking the assembly direction of the shackle 20, and the stopper 26 at the time of assembly. The shackle 20 is assembled to face up.

In the two spring connection portions 23 formed at the upper end and the lower end of the shackle main body 22, the sizes of the respective fastening holes 24 are different from each other, and are formed in the lower spring connection portion compared to the size of the fastening holes formed in the upper spring connection portion in the drawing. Since the size of the fastening hole is small, it should be assembled to the hanger 10 by checking the vertical direction of the shackle 20 through the stopper 26.

In FIG. 1, reference numeral 35 denotes a hole of the shackle pin 30 into which lubricating grease is injected, and the hole 35 is a hole formed through the shackle pin 30 along the longitudinal direction. 30 is also connected to the discharge hole 36 extending to the side of the bar, when grease is injected through the hole 35 of the shackle pin 30, the grease is discharged through the discharge hole 36 and the shackle Grease is applied between the outer circumferential surface of the pin 30 and the inner circumferential surface of the bushing 25.

When both ends of the leaf spring are supported on the vehicle body by using the hanger-shackle module having such a structure, when the center of the leaf spring connected to the axle flows up and down on the basis of the vehicle body, at both ends of the leaf spring in the longitudinal direction of the vehicle body Displacement occurs, and at this time, the shackle 20 is rotated in the vehicle body longitudinal direction (which is left and right on the drawing) in the hanger 10 to absorb the change in the length of the leaf spring.

On the other hand, looking at the assembly method of the hanger-shackle module according to the prior art, after attaching the hanger 10 to the side frame of the vehicle body is subjected to electrodeposition coating throughout the side frame.

Then, the shackle 20 and the shackle pin 30, which are received separately from the vehicle manufacturer, are assembled to the hanger 10, and the hinge portion 21 of the shackle 20 is inserted into the hanger 10 and the shackle Insert the pin 30 into the pin insertion hole 15 of the hanger 10 and the hinge portion 21 of the shackle 20, and then fasten the bolt 31 and the nut 32 to the upper end of the hanger 10. , Part of the bolt 31 is inserted into the locking groove 34 of the shackle pin 30 and fastened so as to be caught (so that the shackle pin can be prevented from falling out by the bolt caught in the locking groove). ) Is assembled to the hanger (10).

However, as described above, the method of assembling the shackles and the shackle pins worn in the form of a single unit after attaching the hanger to the vehicle body first has the following problems.

First, assembling the suspension device for commercial vehicles is generally made to work in the assembly line of the vehicle, and when the assembly of the hanger-shackle module is made in the vehicle manufacturer as described above, the assembly space of the assembly line is narrow, which makes the assembly work difficult. This will be.

In addition, due to the dispersion of the process in the finished car assembly line, the work process increases, as well as the labor costs and cost increases.

In addition, due to defective parts such as a hanger bracket and a hanger main body, shackles and shackle pins, process interruption of the finished vehicle assembly line is often caused, and there is a problem of increasing the defective rate and decreasing productivity in the finished vehicle inline assembly process.

Therefore, the manufacturers of automobiles are requesting suppliers to assemble the entire parts such as hangers and shackles in advance and supply them in the form of modules.

Therefore, the partner companies must assemble the hanger and the shackle and deliver them to the car manufacturer in the form of modules. This makes it easy to conveniently check and inspect parts defects for each part of the hanger-shackle module and to assemble the parts easily and conveniently. The device was needed.

Therefore, the present invention has been made to solve the above problems, it is possible to perform a simple defect check and inspection for each part of the hanger-shackle module used to support the leaf spring (pan spring) in the vehicle body in commercial vehicles It is an object of the present invention to provide a method for assembling a hanger-shackle module for a leaf spring of a commercial vehicle, which can be assembled at the same time and easily and conveniently to complete a module.

In order to achieve the above object, a method of assembling a hanger-shackle module for a leaf spring according to the present invention comprises the steps of mounting and fixing the hanger on the support of the hanger setting portion; Mounting and fixing the shackle to the jig of the shackle setting portion; Moving the seating portion of the jig on which the shackle is seated using an actuator to insert and align the hinge portion of the shackle between the pin receiving holes of the hanger; Coupling the shackle pin through a hinge portion of the shackle and the pin receiving hole of the hanger; And fixing the inserted shackle pin with a bolt and a nut.

In particular, the step of mounting and fixing the hanger detects whether or not the hanger is seated on the support in such a way that the hanger seat detection unit contacts the hanger, the controller receives the signal of the hanger seat detection unit to control the clamping device to hanger with the clamper Pressing the fastening end of the clamping method characterized in that it comprises a step of fixing.

In the step of mounting and fixing the shackle, the shackle is seated on the jig so that the jig pin formed at the seating part of the jig is inserted into the fastening hole of the spring connection part of the shackle, and the shackle is defective by judging whether the jig pin is inserted into the fastening hole. It further comprises the step of determining whether or not.

Before inserting the shackle pin, a hole clogging test is performed in which compressed air is injected into a hole for grease injection formed in the shackle pin and whether compressed air is discharged through the discharge hole communicating with the other side of the hole and the hole. The method may further include determining whether the shackle pin is defective.

Before inserting the shackle pins, a test pin having the same size as the shackle pins is inserted into the pin receiving hole of the aligned shackle hinge and the hanger using an actuator, and a penetration test of checking the insertion of the test pins is performed. It is characterized in that it further comprises the step of determining whether the through hole of the pin receiving hole of the hinge portion and the hanger of the shackle.

Accordingly, by the method of assembling the hanger-shackle module for the leaf spring of the present invention described above, defects can be checked and inspected for each part of the hanger-shackle module in the assembling process. There is an advantage to complete.

1 and 2 are side views showing a state in which a leaf spring is installed in a vehicle according to the prior art.
3 and 4 are an exploded perspective view and an assembled perspective view showing the configuration of a commercial vehicle hanger-shackle module.
5 is a block diagram of a hanger-shackle module assembly apparatus according to an embodiment of the present invention.
FIG. 6 is a perspective view illustrating a state in which a clamping device of the hanger setting unit operates in the assembling apparatus illustrated in FIG. 5.
7 is a view illustrating an operating state of the shackle setting unit in the assembling apparatus illustrated in FIG. 5.
FIG. 8 is a plan view illustrating a state in which a rod and a seating unit of the jig are moved during operation of the shackle setting unit in the assembling apparatus shown in FIG. 7.
9 is a flow chart of a hanger-shackle module assembly method according to an embodiment of the present invention.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings, which will be readily apparent to those skilled in the art to which the present invention pertains.

The present invention is to provide a hanger-shackle module assembly apparatus that can be easily and conveniently assembled each component of the hanger-shackle module to complete the module while being able to perform defect check and inspection.

As described above, the hanger-shackle module includes a hanger 10 fixed to the side member of the vehicle body, a shackle 20 rotatably assembled to the hanger 10, and the shackle 20 is not detached from the hanger. And shackle pins 30, etc. to maintain the coupled state of the shackle 20 and the hanger 10, such that the hanger 10 includes a hanger main body 11 to which the shackle 20 is rotatably assembled, and the hanger. The hanger bracket 12 for fixing the main body 11 to a vehicle body has a main structure.

Here, the hanger main body 11 and the hanger bracket 12 are put into the hanger-shackle module assembly apparatus of the present invention for assembly with the shackle 20 in a state of being fixedly integrally coupled.

In the following description, the configuration and the names of the parts of the hanger 10 and the shackle 20 will be described with reference to FIGS. 2 and 3.

First, Figure 5 is a block diagram of a hanger-shackle module assembly device according to an embodiment of the present invention, as shown, each of the following components that constitute the device is installed and is a support 101 is supported.

In addition, the hanger-shackle module assembling apparatus of the present invention is installed on the pedestal 101 and has a support 111 on which the hanger 10 is seated for assembling and assembling the hanger 10 seated on the support 111. It includes a hanger setting unit 110 for fixing in place.

The hanger setting unit 110 has a clamping device 113 for clamping and fixing the hanger 10 seated on the support 111 together with the support 111 fixedly installed at a predetermined height above the pedestal 101. It is configured to include.

Here, the upper surface of the support 111 is a portion on which the hanger 10 is raised and seated, and the fastening end 13 of the hanger 10 on which the upper surface of the support 111 is seated thereon (fastening portion with the vehicle body). Im), more specifically, to support one fastening end 13 formed on the lower end of the hanger bracket (12).

At this time, a means for fixing the fastening end 13 of the hanger 10 so as not to move in the assembly position is formed on the upper surface of the support 111, which is formed to protrude upward from the upper surface of the support 111 It may be a protruding pin 112.

In addition, a plurality of the protruding pins 112 may be formed on the upper surface of the support 111. Each of the protruding pins 112 is a fastening hole 14 formed in the fastening end 13 of the hanger (bolt with a vehicle body). It is to be inserted into the fastening hole for fastening), and when the hanger 10 is seated on the upper surface of the support 111, each of the protruding pins 112 are fitted into the corresponding fastening holes 14 of the hanger, respectively, Thus, the hanger 10 can be fixed so as not to move laterally.

Referring to FIG. 6, it can be seen that two protruding pins 112 are formed on the upper surface of the support 111, and these two protruding pins 112 are fastening holes 14 of the hanger 10 shown in FIG. 3. ) It is fitted into two fastening holes on both sides except the middle one.

In addition, the clamping device 113 has a device configuration for clamping by pressing the clamping end 13 of the hanger 10 is rotated downward by pressing the clamper 116 that can be rotated in the vertical direction.

More specifically, as shown in FIG. 6, a clamper 116 hinged to be rotatable in the vertical direction is installed on one side of the support 111, and an actuator for rotating the clamper 116 in the vertical direction is provided. 101 is provided on the upper side.

The actuator may be a hydraulic or pneumatic cylinder mechanism 114 having a piston rod 115 installed vertically upright to the pedestal 101 and operated up and down vertically, the clamper at the tip of the piston rod 115 One end of 116 is hinged.

Accordingly, when the cylinder mechanism 114 is operated to move the piston rod 115 upward, the piston rod 115 pushes one end of the clamper 116 upward, and the clamper 116 hinges with the support 111. The fastening end 13 of the hanger 10 is clamped while being rotated downward about the coupling part.

On the contrary, when the clamping is released, the piston rod 115 retreats downward and pulls one end of the clamper 116 downward to rotate the clamper 116 upward from the support 111, thereby clamping by the clamper 116. The state is released.

The cylinder mechanism 114 is driven in accordance with the control signal of the controller not shown, although not shown in the drawing in the assembly apparatus of the present invention, the sensing means for detecting that the hanger 10 is seated on the support 111 It is provided.

When the sensing means detects that the hanger is seated on the support, the electric signal is outputted accordingly and transmitted to the controller, whereby the controller recognizes that the hanger is seated on the support 111 and hanger 10 by the clamper 116. The actuator of the clamping device 113, ie the cylinder mechanism 114, is operated such that the clamp is clamped.

Such sensing means may be a limit switch that is pressed and turned on at the same time as being contacted by a hanger installed on the support 111.

At this time, the limit switch may be installed on the upper surface of the support 111, which may be connected to the controller to output the on-signal and transmit to the controller at the same time by pressing the fastening end 13 of the hanger.

The installation position of the limit switch is not particularly limited as long as it can detect that the hanger 10 is seated on the support 111 shown in FIGS. 5 and 6, and an appropriate position for detecting the seating of the hanger is not limited thereto. Select and install a limit switch.

As the sensing means, a proximity sensor (proximity switch), a contact sensor (contact switch) and the like also well known in the field of automation equipment may be used instead of the limit switch.

When the sensing signal (signal indicating that the hanger is seated) of the sensing unit is input, the controller drives the clamping device 113 (actuator) of the hanger setting unit 110 and the shackle setting unit 120 and the penetration inspection device which will be described later. The driving of the 140 is sequentially controlled.

On the other hand, the assembling apparatus of the present invention has a jig 121 is installed on the pedestal 101 and the shackle 20 is loaded for assembly and hanger 10 of the shackle 20 loaded in the jig 121. ) And the shackle setting unit 120 to move and fix the assembly position.

As described above, the shackle 20 is composed of a hinge portion 21 of the pipe shape, and the shackle body 22 formed on the upper and lower sides of the circular spring connection portion 23, each leaf 23 is a leaf The fastening hole 24 for fastening with the spring is formed.

The shackle 20 is assembled to the hanger 10 so that the surface on which the stopper 26 is formed in the assembling process, and the shackle 20 has the stopper 26 facing upwards of the shackle setting part 120. It is loaded on the jig 121, and then the shackle setting unit 120 is driven under the control of the controller to fix the shackle 20 loaded on the jig 121, and the hinge portion 21 is inside the hanger 10. It will be moved to the assembly position for insertion.

In a preferred embodiment, the shackle setting unit 120 is a jig 121 in which the shackle 20 is seated and loaded, and the shackle 20 loaded in the jig 121 may be placed in an assembled position with the hanger 10. And an actuator for moving the jig 121 and a clamping device 131 for clamping the shackle 20 loaded on the jig 121 so that the hinge portion of the shackle is inserted into the hanger.

Here, the jig 121 has a support shaft 122 fixedly installed on the pedestal 101 and a hub 123a formed at one end thereof to be rotatably coupled to an outer circumference of the support shaft 122 and the hub 123a. Rotating arm 123 having a structure formed to extend horizontally and horizontally from the rod, and a rod 125 having a mounting portion 125a fixedly installed perpendicular to the pivoting arm 123 to which the shackle 20 is seated and loaded at an upper end thereof. And a jig pin 126 protruding upward from the seating portion 125a of the rod 125 and inserted into the fastening hole 24 of the shackle 20.

At this time, the jig pin 126 is formed to have an outer diameter that can be fitted to the fastening hole 24 formed in the spring connection portion 23 of the lower end of the shackle 20.

Accordingly, when the shackle 20 is loaded onto the seating portion 125a of the rod 125 for assembly with the hanger 10, the jig pin 126 formed on the seating portion 125a is fastened to the fastening hole 24 of the shackle 20. Is coupled while being fitted, thereby fixing the shackle 20 so as not to move laterally.

The jig pin 126 serves as a test pin to determine whether the fastening hole 24 of the shackle 20 is formed to a prescribed size, and the shackle 20 by using the jig pin 126. The fastening hole 24 of the can be distinguished from the defect formed in a smaller diameter than the prescribed.

The spring connection part of the lower part of the shackle is formed with a fastening hole having a smaller diameter than the spring connection part of the upper part of the shackle.

Thus, the outer diameter of the jig pin 126 is formed to a size that can be inserted into the fastening hole 24 of the prescribed diameter, so that the jig pin 126 when the shackle 20 is loaded on the seating portion (125a) of the jig 121 If it can be inserted into the fastening hole 24, it is possible to determine whether it is good or not. The jig pin 126 serves as a test pin for checking the size of the fastening hole 24. .

In addition, the actuator of the shackle setting unit 120 may be a hydraulic or pneumatic cylinder mechanism 128 having a piston rod 129 installed horizontally long on the pedestal 101 and operated horizontally forward and backward, and the piston rod ( The front end portion of 129 is hingedly coupled to the other end portion (opposite side of the side on which the hub is formed) of the pivot arm 123.

7 and 8, when the cylinder mechanism 128 is operated to move the piston rod 129 horizontally, the rotation arm 123 rotates about the support shaft 122 while rotating the rod 125. ) Moves so that the hinge portion 21 of the shackle 20 seated on the seating portion 125a of the rod 125 can be inserted into the hanger 10 fixed to the hanger setting portion 110. do.

As such, the state in which the shackle 20 loaded on the jig 121 is inserted into the hanger 10 is inserted into the hinge portion 21 of the shackle 20 and the pin insertion hole 15 of the hanger on the same line in the vertical direction. In this state, the shackle pin 30 can be inserted into the hinge portion 21 and the pin insertion hole 15 inward.

The clamping device 131 of the shackle setting unit 120 is a clamper 134, which can be rotated up and down by the actuator is rotated downward to press the upper surface of the shackle 20 loaded on the jig 121 from top to bottom Thereby having a device configuration for clamping.

In more detail, a bracket 102 having a predetermined height is installed on the pedestal 101, and the clamper 134 is hinged to the bracket 102 so as to be rotatable in the vertical direction.

In addition, an actuator for rotating the clamper 134 in the vertical direction is installed above the pedestal 101. The actuator is vertically installed upright on the pedestal 101, and the piston rod 133 is vertically moved forward and backward. It can be a hydraulic or pneumatic cylinder mechanism 132 having.

Here, the distal end of the piston rod 133 of the cylinder mechanism 132 is hinged to one end of the clamper 134, the other end of the clamper 134 is a portion for pressing and clamping the upper surface of the shackle 20 do.

Accordingly, when the cylinder mechanism 132 is operated to move the piston rod 133 upward, the piston rod 133 pushes one end of the clamper 134 upward, and thus the clamper 134 with the bracket 102. The other end of the clamper 134 is pressed downward while being rotated downward about the hinge coupling portion to clamp the shackle 20.

At this time, the upper surface of the shackle 20 pressed by the clamper 134 is a spring connection portion formed in the upper end of the shackle 20 seated on the jig 121, the spring connection portion of the lower end of the jig pin through the fastening hole In the state coupled to 126, the clamper 134 presses the spring connection of the upper end to clamp the shackle 20 so that the shackle 20 seated on the jig 121 can be completely fixed without moving. .

As described above with respect to the configuration of the shackle setting unit, the cylinder mechanism 128 for moving the jig 121 to the assembled position by rotating the respective actuators, that is, the rotation arm 123 in the shackle setting unit 120, The cylinder mechanism 132 of the clamping device 131 for clamping the shackle 20 is driven according to the control signal of the controller, and when a predetermined time has elapsed after the limit switch installed in the hanger setting unit 110 is turned on The controller sequentially drives the cylinder mechanism 128 for moving the jig 121 and the cylinder mechanism 132 of the clamping device 131.

For example, after the shackle 20 is loaded on the jig 121, under the control of the controller, the cylinder mechanism 132 of the clamping device 131 is driven to clamp the shackle 20, and then the jig 121 is removed. A cylinder mechanism 128 for moving is driven to move the jig 121 and the shackle 20 seated thereon to the assembled home position (the position where the shackle is inserted into the hanger).

Alternatively, after the shackle 20 is loaded on the jig 121, the cylinder mechanism 128 for moving the jig 121 is first driven to move the jig 121 and the shackle 20 to the assembled position, and then An operation manner in which the cylinder mechanism 132 of the clamping device 131 is driven to clamp the shackle 20 may be implemented.

On the other hand, in the assembling apparatus of the present invention, the hinge portion 21 of the shackle 20 and the pin insertion hole 15 of the hanger 10 are the same in the vertical direction in the state where the shackle 20 is assembled into the hanger 10. Is disposed on the line includes a through-testing device 140 for checking whether the shackle pin 30 can be inserted.

If the shackle 20 is loaded by the jig 121 of the shackle setting part 120 and moved by the actuator, the hinge of the shackle 20 may be inserted into an assembled position inside the hanger 10. If the pin insertion holes 15 of the branch 21 and the hanger 10 do not coincide with each other on the same line (i.e., a poor penetration state, in this case, the shackle pin cannot be inserted through the hinge portion and the pin insertion hole). This is a failure of the shackle 20 or the hanger 10.

For example, the fixing position or the fixing direction of the hinge portion 21 fixed to the shackle main body 22 may be defective, or the shape or dimension of the hinge portion 21 may be defective, or the pin insertion hole may be disposed at the hanger 10. 15) may be defective in position, shape or dimensions, or in poor shape of the hanger itself.

In order to confirm whether the hinge portion 21 and the pin insertion hole 15 are disposed exactly on the same line, that is, to check the penetration failure between the hinge portion 21 of the shackle 20 and the pin insertion hole 15 of the hanger. Penetration inspection device 140 is to be installed, it is used to confirm whether the hinge portion 21 and the pin insertion hole 15 before the shackle pin 30 is assembled.

Looking at the configuration, the penetration inspection device 140 is installed vertically and vertically installed on the pedestal 101, the hydraulic or pneumatic cylinder mechanism 141 having a piston rod 142 is moved up and down vertically, and the cylinder mechanism The support bar 143 is installed to extend horizontally to the front end of the piston rod 142 of the 141 and the pin insertion hole of the hanger 10 when the support bar 143 is extended to extend vertically and vertically. 15 and the test pin 144 provided to be inserted into the hinge portion 21 of the shackle 20.

Here, the cylinder mechanism 141 is an actuator for lifting and lowering the test pin 144 to be inserted into and separated from the pin insertion hole 15 of the hanger 10 and the hinge portion 21 of the shackle 20.

In addition, the test pin 144 is a pin having a size that can be inserted into the pin insertion hole 15 and the hinge portion 21 in a state in which they are matched with each other, and is vertically fixed at the support bar 143. For example, a diameter having the same diameter as that of the shackle pin 30 to be assembled may be used.

If the shackle 20 and the hanger are both good products and the shackle 20 is assembled by the shackle setting unit 120 in the correct position inside the hanger 10 fixed to the hanger setting unit 110, the cylinder When the piston rod 142 of the mechanism 141 moves backward and descends, the pin insertion hole 15 and the shackle (10) of the hanger 10 in which the test pins 144 installed on the support bar 143 are exactly aligned in the same line. 20 can be inserted into the hinge portion 21 of the.

However, when the pin insertion hole 15 of the hanger 10 and the hinge portion 21 of the shackle 20 do not coincide with each other, the test pin 144 moves into the pin insertion hole 15 or the hinge portion 21. In this case, it can be identified as defective parts or poor assembly.

As such, by checking whether the inspection pin 144 is inserted before assembling the shackle pin 30, it is possible to check the dimensions of the component and inspect the defect.

When the dimension check and the defect inspection by the penetration inspection device 140 are completed, the shackle pin 30 is inserted into the pin insertion hole 15 and the hinge portion 21 to be assembled, and the bolt 31 and the washer 33 are assembled. ), The nut 32 is assembled to fix the shackle pin 30. In the case of the shackle pin 30, a defect may occur in which a hole 35 to be injected with grease is blocked.

Therefore, the assembly apparatus of the present invention may further include a hole clogging inspection device 150 for inspecting the hole clogging by injecting high-pressure compressed air into the hole 35 of the shackle pin 30.

The hole clogging inspection apparatus 150 includes a compressed air supply unit (not shown) such as a compressor; It is fixedly installed on the pedestal 101 and is connected through the hose 151 from the compressed air supply unit to receive compressed air, and is provided to inject the supplied compressed air into the hole 35 of the shackle pin 30. Compressed air injection portion 152 having an injection hole 153 to be; It comprises a valve means (not shown) for opening and closing the air flow path of the hose 151 or the compressed air injection portion 152.

Here, the valve means may have an operation unit 154 so that the air flow path can be selectively opened and closed by a manual operation, and when operating the operation unit 154 the valve means opens the air flow path compressed air injection Compressed air may be discharged from the inlet 153 of the unit 152.

As described above, the shackle pin 30 is formed with a hole 35 penetrating along the longitudinal direction, the hole 35 is also connected to the discharge hole 36 extending to the side of the shackle pin 30 Is there, the injection of compressed air through one end of the hole (35) penetrating along the longitudinal direction to check whether the hole 35 is blocked in a manner to confirm that the compressed air is discharged through the other end of the hole and the discharge hole (36). Can be checked

Accordingly, the inlet of the hole 35 penetrating along the longitudinal direction, that is, the hole inlet at one end of the shackle pin 30 is connected to the inlet 153 of the compressed air inlet 152, and the compressed air is then inserted into the hole inlet. Through the injection through the outlet of the opposite end of the hole 35, that is, the end of the other end of the end of the shackle pin 30 and the discharge hole 36 of the shackle pin 30 side to determine whether the air is discharged respectively.

At this time, after coupling a separate nipple (not shown) to the hole inlet of the shackle pin 30, the nipple is connected to the inlet 153 of the compressed air inlet 152 to inject air through the nipple Manner may be applied.

If the air is not discharged through the hole exit and the discharge hole, it may be determined that the hole is blocked. On the contrary, if the injected air is discharged, it may be determined that the hole is normally drilled.

In this way, first check whether the hole is clogged, and then insert the shackle pin 30 having no abnormality into the spring connection part 23 of the shackle 20 and the hinge part 21 of the hanger 10, and then bolt 31. ), The washer 33, and the nut 32 are assembled to fix the shackle pin 30 so as not to fall out.

The configuration of the hanger-shackle module assembly apparatus according to the present invention has been described above. Hereinafter, the operation state of the assembly apparatus and the hanger-shackle module assembly process will be described in detail.

First, the worker is to mount the hanger 10 to be assembled on the support 111 of the hanger setting unit 110, after confirming the position of the protrusion pin 112 on the support 111, the fastening end of the hanger 10 ( 13 is seated so that the protruding pin 112 of the support 111 is fitted into the fastening hole 14 formed in the.

When the hanger 10 is seated on the support 111 in this manner, the seating of the hanger is sensed by the sensing means (limit switch), and the controller receives the sensing signal of the sensing means.

As a result, the controller which receives the sensing signal of the sensing means drives the actuator of the clamping device 113, that is, the cylinder mechanism 114, to rotate the clamper 116 downward, and thus hanger 10 by the clamper 116. ) Is clamped and the hanger is clamped automatically.

Subsequently, the operator checks the up and down direction of the shackle 20, and then stops the stopper 26 upward so that the shackle 20 is seated on the jig 121 of the shackle setting part 120.

At this time, the jig pin 126 of the jig 121 (jig pin formed in the seating portion of the rod in the jig) is seated in the fastening hole 24 of the spring connection portion 23 positioned downward from the shackle 20 If the jig pin 126 is not fitted into the fastening hole 24 of the shackle 20, it is determined that the fastening hole 24 has a poor dimension and shape (shackle failure).

Thus, simply by inserting the jig pin 126 into the fastening hole 24 of the shackle 20, the size of the fastening hole 24 can be inspected simply, and the assembly work is performed only in the case of a good shackle.

When the set time has elapsed since the clamping of the hanger 10 is completed in the state in which the shackle 20 is confirmed to be good, the clamping device 131 of the shackle setting unit 120 is driven to control the shackle 20. ) Clamping is performed, and then the cylinder mechanism 128 for moving the jig 121 is driven to assemble the jig 121 and the shackle 20 seated therein. Position inwardly inserted).

Here, the detailed operating states such as the driving of the clamping device 131 for clamping the shackle 20, the movement of the jig 121 by the driving of the cylinder mechanism 132, and the movement of the shackle 20 are as described above.

Then, it is confirmed that the hinge portion 21 of the shackle 20 and the pin insertion hole 15 of the hanger 10 coincide in the same line, and the controller drives the cylinder mechanism 141 of the penetration inspection device 140. The test pin 144 is lowered, and when the test pin 144 is inserted into the hinge portion 21 of the shackle 20 and the pin insertion hole 15 of the hanger 10, the shackle and the hanger are good. Can be determined to be.

On the other hand, in the case of a penetration failure in which the test pin is not inserted, the assembly is stopped by determining that the shackle and the hanger are defective as described above.

On the other hand, apart from the assembly process described above, the shackle pin 30 is subjected to a hole clogging test, and the nipple is inserted into the hole 35 of the shackle pin 30 and then the nipple is injected into the inlet of the compressed air injection unit 152 ( 153) to inject compressed air through the nipple.

If air is normally discharged through the opposite hole exit and discharge hole 36, it is a good shackle pin without hole blockage, and if either of the hole exit and discharge hole is not discharged, it is determined that the hole inside is blocked. do.

In this way, the air is injected during the assembly process to check the blockage of the shackle pins, and to use only the shackle pins of good quality, and the shackle pins are assembled in the same manner as in the prior art.

That is, the shackle pin 30 is placed vertically and inserted into the pin insertion hole 15 of the hanger 10 and the hinge portion 21 of the shackle 20, and then the bolt 31, the washer 33 and the nut. The 32 is assembled to secure the shackle pins 30 so that they do not fall out.

In this way, when using the assembly apparatus of the present invention described above, the component defect inspection can be carried out at the same time during the assembly process of the hanger and the shackle 20, the assembly operation can be carried out more easily and simply.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. And are included in the scope of the present invention.

10: hanger 13: fastening end
14: fastening hole 15: pin insertion hole
20: Shackle 21: hinge part
23: spring connection 24: fastening hole
30: shackle pin 35: hole
36: discharge hole 101: pedestal
102: bracket 110: hanger setting portion
111: support 112: protruding pin
113: clamping device 114: cylinder mechanism
115: piston rod 116: clamper
120: shackle setting part 121: jig
122: support shaft 123: rotational arm
123a: hub 125: rod
125a: seating portion 126: jig pin
128: cylinder mechanism 129: piston rod
131: clamping device 132: cylinder mechanism
133: piston rod 134: clamper
140: penetration inspection device 141: cylinder mechanism
142: piston rod 143: support bar
144: inspection pin 150: hole clogging inspection device

Claims (5)

delete Mounting and fixing the hanger 10 on the support 11 of the hanger setting unit 110;
Mounting and fixing the shackle 20 to the jig 121 of the shackle setting part 120;
The seating portion 125a of the jig 121 on which the shackle 20 is seated is moved using an actuator to insert and align the hinge portion 21 of the shackle 20 between the pin receiving holes 15 of the hanger 10. Making a step;
Coupling the shackle pin 30 through the hinge portion 21 of the shackle 20 and the pin receiving hole 15 of the hanger 10 to be coupled; And
Fixing the inserted shackle pin 30 with a bolt 31 and a nut 32;
Lt; / RTI >
In the mounting and fixing of the hanger 10, the hanger seat detection unit detects whether the hanger 10 is seated on the support 111 in a manner of contacting the hanger 10, and the controller detects a signal of the hanger seat detection unit. Method for assembling a hanger-shackle module for a leaf spring, comprising the steps of controlling the clamping device 113 by input and clamping the clamping end 13 of the hanger 10 by the clamper 116. .
The method of claim 2,
The mounting and fixing of the shackle 20 may include a shackle such that the jig pin 126 formed on the seating portion 125a of the jig 121 is inserted into the fastening hole 24 of the spring connection part 23 of the shackle 20. (20) seated on the jig 121, and the leaf spring for determining whether the jig pin 126 is inserted into the fastening hole 24 to determine whether the shackle is defective or not How to assemble a hanger-shackle module.
The method of claim 2,
Before inserting the shackle pin 30, compressed air is injected into the hole 35 for grease injection formed in the shackle pin 30, and the compressed air communicates with the opposite side of the hole 35 and the hole 35. Method for assembling the hanger-shackle module for a leaf spring further comprises the step of determining whether the shackle pin (30) is defective through a hole clogging test to determine whether the discharge through the discharge hole (36).
According to claim 2,
Before inserting the shackle pin 30, the test pin 144 having the same size as the shackle pin 30 is inserted into the hinge portion 21 of the shackle 20 and the pin receiving hole 15 of the hanger 10. Penetration failure of the hinge portion 21 of the shackle 20 and the pin receiving hole 15 of the hanger 10 through the penetration test of the insertion method using an actuator and confirming the insertion of the test pin 144. Hanger-shackle module assembly method for a leaf spring, characterized in that it further comprises the step of determining whether or not.

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