JP3473179B2 - Parts removal tool - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mounting part remover for removing a mounting part mounted on a base member by a specific mounting structure.

[0002]

2. Description of the Related Art For example, in an automobile or the like, a wire harness systematically wired so as to be easily assembled in the automobile is used for carrying information and energy of each part. Wire harnesses that can be installed in one vehicle include a main harness, a cowl harness, a door harness, a rear harness, and the like. A connector is usually attached to the end of each wire harness, and by fitting the connectors together, electrical connection between the wire harnesses and other electrical components is achieved. .

In a wire harness for an automobile, a space for assembling them is limited to a certain narrow range, and the narrow space is effectively used to connect the wire harnesses to each other and to connect the wire harness and other electric components. There is a need to. As part of this, when connecting connectors to each other, a means of arranging a connection assembly box in a relatively wide space area of the vehicle body and fitting a plurality of pairs of connectors in this connection assembly box is adopted. There is. That, in the connection set box is partitioned plurality of connector accommodation part, by the early days write fitted so as to face the connector to be connected to each other from both sides of the connector accommodation part, fitted the connectors It is like this.

[0004]

In order to effectively utilize a narrow space in assembling the wire harness, it may be preferable to connect the connector of other electric components at the position of the connection collecting box. . In such a case, a bracket for attaching the connector is attached to the connection collecting box. To attach the bracket to the connection assembly box, there are some that employ the following attachment structure.

That is, a fitting portion is provided in the connection collecting box, while a fitted portion capable of fitting with the fitting portion is provided in the bracket. Further, an engaging claw is formed on this bracket. Then, the fitting portion of the connection assembly box and the fitted portion of the bracket are fitted along a predetermined fitting direction. In this state, the engagement claw engages with a predetermined portion of the connection assembly box, and the bracket is restricted from moving in the anti-fitting direction with respect to the connection assembly box. This attaches the bracket to the junction box.

By the way, various connectors and the like are attached to the bracket. However, since the number and length of electric wires connected to the connector differ depending on the grade of the automobile, these connectors depend on the grade of the automobile. It is necessary to change the mounting position. Therefore, it is preferable that the bracket itself can be attached to the connection assembly box at a plurality of attachment positions depending on the grade of the automobile. Therefore, a plurality of fitting portions are formed in the connection collecting box.

As described above, if the bracket can be attached at a plurality of positions, there is a possibility that the mounting position may be wrong when the bracket is actually attached to the connection assembly box. If the mounting positions of the connectors are incorrect, the connectors cannot be connected to each other. Therefore, if the mounting positions are incorrect, the bracket once mounted must be removed and replaced in the proper position.

However, when the bracket is fitted in the connection assembly box, the engaging claws are engaged, and the bracket cannot be moved in the anti-fitting direction. For this reason, the bracket cannot be easily removed, and the worker
At present, it is necessary to pull or twist the bracket to remove it with force, and if the bracket is installed in the wrong position, it takes time to correct it and the bracket may be damaged. It was

Therefore, an object of the present invention is to damage an attachment part (for example, the connection assembly box) attached to a base member (for example, the connection assembly box) by such a specific attachment structure. It is an object of the present invention to provide a component remover that can be removed easily and easily.

[0010]

In order to achieve the object of the present invention, a component remover according to claim 1 is a remover for removing two fitted components, the main body comprising: A wedge-shaped pushing part that can be pushed between two fitted parts provided at the tip of the main body and a state where the pushing part is attached at a predetermined position of the main body and the pushing part is pushed between the two parts. to, possess two either one can contact a movable piece part, and an operation unit for operating the movable piece in a direction to press the contact parts, the operating unit is rotatably body Establishment
Both ends are changed in the front and rear direction of the main unit.
Positionable rotating member and the rotating member connected to the rotating member.
And a rotating mechanism for rotating, one end of the rotating member is
Also serves as the serial movable piece is characterized in Rukoto.

[0011]

[0012] To achieve the object of the present invention, component Tosotogu according to claim 2 is the part detaching device according to claim 1, wherein the pivoting mechanism has one end to the other end of the rotating member It is characterized in that it includes an actuating member that is rotatably connected and has the other end supported by the main body in a state of being slidable in a direction in which the other end of the main body is brought into contact with and separated from the front end.

In order to achieve the object of the present invention, parts Tosotogu of claim 3, wherein, in the component detaching device according to claim 2, in the actuating member, the other end of the actuating member relative to the body It is characterized in that a handle for sliding is provided. In order to achieve the object of the present invention, a component remover according to a fourth aspect is the component remover according to any one of the first to third aspects, wherein the rotation center of the rotation member is one end of the rotation member. Is set shorter than the distance from the center of rotation of the rotating member to the other end of the rotating member.

[0014]

According to the component remover of the first aspect, when the pushing portion is pushed between the fitted parts, the pushing portion has a wedge shape, so that the fitting of the two parts is released. In this state, by operating the operation portion, the movable piece comes into contact with and presses one of the above parts. Thereby, the fitted components can be separated from each other.

[0015] Also, in this state, one end portion of the rotating member,
Abut on one part. Then, when the rotating member is rotated by the rotating mechanism, one end of the rotating member presses the one component. As a result, both parts can be separated from each other.

According to the component removing device of the second aspect , the same operation as that of the invention of the first aspect is achieved. Particularly, in the invention according to the present claim, by the actuating member included in the rotating mechanism,
It has the following effects. That is, when the pushing part is pushed between the parts and the other end of the actuating member is slid along the main body in a state where the fitting of both parts is disengaged, the other end of the rotating member to which one end of the actuating member is connected Moves in a direction away from the tip of the main body as the actuating member moves. Therefore, the tip of the rotating member moves toward the tip of the main body. This allows
One end of the rotating member can press the one component to separate the two components from each other.

According to the component removing device of the third aspect , the same operation as that of the second aspect of the invention is achieved. In addition, in the invention according to the present claim, the operating member can be easily slid by grasping the handle with the hand. According to the component remover of the fourth aspect , the same operation as that of the invention according to any one of the first to third aspects is achieved. In addition, in the invention according to the present claim, the rotating member constitutes a lever having the center of rotation as a fulcrum. Therefore, when the actuating member is moved, the one part can be pushed by the one end of the turning member with a force larger than the force applied to move the actuating member, and the part is moved in the anti-fitting direction. Can be easily moved along.

[0018]

Embodiments will be described in detail below with reference to the accompanying drawings showing embodiments. FIG. 7 is a perspective view showing a state in which a bracket 2 as an attachment component is attached to a connection assembly box (hereinafter, referred to as “box”) 1 as a base member.

The box 1 is made of, for example, a synthetic resin or the like, is arranged at a specific portion of the vehicle body of an automobile, and is for fitting together the connectors for connecting the wire harnesses at one place. is there. That is, a plurality of connector accommodating portions 11 are formed in the box 1, and connectors to be fitted into each connector accommodating portion 11 (only a pair of connectors C1 and C2 are shown in the present embodiment. , In some cases, a plurality of pairs of connectors may be fitted together.

The bracket 2 is made of, for example, a synthetic resin or the like, and is used to attach the other connector, for example, the connector C3 for connecting to an electrical component mounted on the vehicle body, to the box 1. That is, the rail 22 is formed on the upper surface 21 of the bracket, and the connector C3 is attached along the rail 22.
In this embodiment, the rails 22 are formed at three locations along the front-back direction of the box 1. Accordingly, the mounting position of the connector C3 can be changed according to the grade of the automobile. In addition, the connectors C1 and C that are fitted to each other by the box 1 and the bracket 2
It is possible to combine 2 and C3 in one place, and it is possible to effectively use the narrow space for wiring.

Next, the mounting structure of the box 1 and the bracket 2 will be described. As shown in FIG. 7, Box 1
A recess 13 is formed in the upper surface 12 of the. The concave portion 13 is formed in a state of being cut from the front surface side to the rear surface side of the box 1 so that the convex portion 23 of the bracket 2 described later can be fitted therein.

FIG. 8 is a perspective view of the bracket 2 as viewed from the back side. With reference to FIG. 8, a convex portion 23 is formed on the back surface 2 a side of the bracket 2. The convex portion 23 is
It has an L-shaped piece 23a and an insertion piece 23b. The L-shaped piece 23 a has a substantially L-shape, and is provided on the back surface 2 of the bracket 2.
A predetermined amount is continuously projected from the rear surface 2a, and further extends parallel to the rear surface 2a. Also, the insert piece 23b
Are arranged to connect the back surface 2a of the bracket 2 and the L-shaped piece 23a. The insertion piece 23b is designed to be inserted along the insertion groove 13a (see FIG. 7) of the recess 13 with the bracket 2 attached to the box 1. Further, on the back surface 2a of the bracket 2, an engaging claw 24 having a contact surface 24a facing the convex portion 23 is provided in a protruding manner. The reference numeral 25 indicates a rib for improving the rigidity of the tip portion 2b of the bracket 2.

FIG. 9 is a partial sectional side view showing the mounting structure of the box 1 and the bracket 2. Referring to FIG.
The bracket 2 is fitted by inserting the convex portion 23 into the concave portion 13 of the box 1 along a predetermined insertion direction (the direction from the front surface 1a side to the rear surface 1b side of the box 1). That is, when the convex portion 23 of the bracket 2 is inserted into the concave portion 13 along the inserting direction, the engaging claw 24 comes into contact with the edge portion 13b of the insertion groove 13a formed in the concave portion 13. When the bracket 2 is pushed in along the insertion direction as it is, the engaging claw 24 moves while slidingly contacting the edge portion 13b of the insertion groove 13a, and the bracket 2 is elastically deformed and pushed upward. Then, the elastic deformation is restored when the engaging claw 24 approaches the rear end of the box 1, and as a result, as shown in FIG. 9, the contact surface 24 a of the engaging claw 24 is restored.
Contacts the rear end surface 1b of the box 1. Further, in this state, the insertion piece 23b of the convex portion 23 of the bracket 2 is fitted exactly into the insertion groove 13a formed in the box 1. Therefore, the bracket 2 is fixed to the box 1 without rattling in a state where the movement in the direction opposite to the insertion direction of the bracket 2 is restricted.

This embodiment relates to a mounting part removing tool for easily and easily removing the bracket 2 mounted on the box 1 by such a mounting structure. Hereinafter, the attachment component remover according to the present embodiment will be described in detail. FIG. 1 is a perspective view of a mounting component detaching tool (hereinafter, referred to as “removing tool”) A. Referring to FIG. 1, the detaching tool A includes a main body 30, a pushing portion 40, a rotating member 50 rotatably provided on the main body 30, and a rotating mechanism for rotating the rotating member 50. It has a handle 60 and a handle 70 for driving the rotating mechanism 60 by hand.

The main body 30 is made of metal, for example, and has a substantially rectangular parallelepiped block shape. The main body 30 is formed with a through hole 32 penetrating from the upper surface 31 side to the lower surface side. In addition, the side surface 3 facing the main body 30
A slide hole 62 that penetrates 3 and communicates with the through hole 32 is formed. The slide hole 62 extends along the longitudinal direction of the main body 30 by a predetermined length so that the handle 70 can be attached to the main body 30.
It is slidably supported along the longitudinal direction of. A step portion 35 is formed at the tip of the main body 30 to form a so-called seat for attaching the pushing portion 40. A grip portion 37 for an operator to hold the detachment tool A is formed at the base end 36 of the main body 30. The grip 37 can be eliminated.

The pushing portion 40 can be made of metal, for example, and is attached to the step portion 35 with a screw B1. That is, a step portion 41 that engages with the step portion 35 is formed at the base end portion of the pushing portion 40, and the step portions 35 and 41 are coupled to each other in a meshed state. In addition, in the present embodiment, the pressing portion 40 is provided separately from the main body 30, but the pressing portion 40 may be formed integrally with the main body 30.

The tip portion of the push-in portion 40 is formed in a so-called fork shape, and extends along the longitudinal direction of the main body 30.
Book pushing pieces 42, 43 are formed to project. Pushing piece 4
The interval between the two and 43 is set to an interval in which the above-mentioned engaging claw 24 (see FIGS. 8 and 9) can be inserted between the pressing pieces 42 and 43. The pushing pieces 42, 43 are formed in a wedge shape. More specifically, the upper surface 31 of the main body 30 and the upper surface 44 of the pressing portion 40 are in a so-called flush state, and the pressing pieces 42 and 43 have the tips 42a and 4 thereof.
The thickness gradually increases from the 3a side to the base end side (the side where the step portion 41 is formed).

FIG. 2 is a perspective view showing a part of the rotating mechanism 60 and the rotating member 50 connected thereto, and FIG. 3 shows that the rotating member 50 is rotationally displaced from the state of FIG. It is a perspective view showing a state. With reference to FIGS. 1 and 2, the rotating member 50.
Can be made of metal, for example,
It is arranged in the through hole 32 formed in. The rotating member 50 is formed in a so-called clevis shape, and the base end portion 51 of the rotating member 50 constitutes a connecting portion that is connected to the rotating mechanism 60. That is, the base end portion 51 of the rotating member 50 is provided with a hole (not shown) for connecting the rotating mechanism 60, and the rotating mechanism is connected through the connecting pin P1 inserted in the hole. 60 are connected. Tip 52 of rotating member 50
Is thinner. The front surface 52 of this tip portion 52
Reference character a is a contact surface that contacts the bracket 2 when the bracket 2 is removed. The tip 5 of the rotating member 50
No. 2 does not need to be thin.

Further, the rotating member 50 is formed with a pin insertion hole 54 which is opened in the side surface portion 53 which faces the rotating member 50. The rotation pin P2 is inserted from the side surface 33 of the main body 30 and penetrates the pin insertion hole 54, whereby the rotation member 50 is rotatably attached to the main body 30. Therefore, the rotating member 50 can be displaced back and forth with respect to the main body 30 with the rotating pin P2 as the center of rotation.
Further, in this embodiment, the distance from the center of the rotating pin P2 to the tip of the tip 52 of the rotating member 50 is shorter than the distance from the center of the rotating pin P2 to the center of the connecting pin P1. It is set, rotation member 50 constitutes a so-called leverage.

Focusing on FIG. 2, the rotating mechanism 60 has an actuating member 61 and a slide hole 62 provided in the main body 30. The actuating member 61 is rod-shaped and has one end 6
1a is provided with a hole (not shown) penetrating the operating member 61. By inserting the connecting pin P1 into the hole, the one end 61a of the operating member 61 is connected to the base end portion 51 of the rotating member 50. On the other hand, the other end 61b of the operating member 61 is provided with a hole 61c penetrating the operating member 61.

Referring to FIG. 1, the handle 70 is made of a round bar, and a so-called knurling is formed on the surface of the handle 70 to prevent slipping. The handle 70 penetrates through a slide hole 62 formed in the main body 30 and a hole 61c provided in the operating member 61. Thereby, the operating member 61
The other end 61 b of is supported by the main body 30. That is, the handle 70 also serves as a support member that supports the operating member 61. When the handle 70 is gripped by hand and slid along the slide hole 62, the operating member 61 is slid and displaced, and the rotating member 50 connected to the operating member 61 is rotationally displaced, as shown in FIG. To do. As a result, the detachment tool A is shown in FIG.
The state changes to.

Next, with reference to FIGS. 5 and 6, the work of removing the bracket 2 using the removing tool A will be described together with the working effects of the removing tool A. With reference to FIG. 5, the pushing portion 40 of the detachment tool A is pushed between the upper surface 12 of the box 1 and the lower surface (back surface) 2 a of the bracket 2. For more information,
Pushing pieces 42, 4 projectingly formed at the tip of the pushing part 40
3 is pushed in while avoiding interference with the engaging claw 24 of the bracket 2. That is, the engaging claws 24 of the bracket 2 are pushed so as to be arranged between the pushing pieces 42, 43. Since both push-in pieces 42 and 43 are wedge-shaped, the bracket 2 is pushed upward from the box 1 as shown in FIG. As a result, the engagement between the engaging claw 24 of the bracket 2 and the rear surface 1b of the box 1 is released.
On the other hand, in this state, the front surface 5 of the tip portion 52 of the rotating member 50 is
2a contacts the end surface 2c of the bracket 2. That is,
The tip portion 52 constitutes a movable piece that can press the bracket 2. The end surface 2c is an end surface on the insertion direction side when the bracket 2 is inserted into the box 1.

Then, the rotating member 5 is moved through the rotating mechanism 60.
When 0 is rotated, the front surface 52a of the rotating member 50 pushes the end surface 2c of the bracket 2 as shown in FIG.
Thereby, the bracket 2 can be moved along the direction of the outline arrow (the direction opposite to the insertion direction of the bracket 2 when the bracket 2 is attached to the box 1). In this case, the pushing pieces 42, 43 of the detachment tool A are
Since it is in a state of biting between the box 1 and the bracket 2, even when the bracket 2 is pressed by the rotating member 50, it does not come off due to its reaction force. By the above operation, the bracket 2 is attached to the box 1
Can be easily removed from. As a result, even if the bracket 2 is attached to the box 1 at the wrong position, the operator can easily remove the bracket 2 and easily correct the attachment position of the bracket 2. . Moreover, the bracket 2 is not damaged, such as being damaged.

In particular, this embodiment has the following operational effects. The rotating mechanism 60 includes an operating member 61, and the operating member 6
By sliding the other end 61b of the first member 1 along the main body 30, the rotating member 50 to which the one end 61a of the operating member 61 is connected is rotationally displaced. As described above, since the structure of the rotating mechanism 60 is very simple, the detachment tool A can be manufactured at low cost.

Since the grip 70 is provided, the grip 70 can be gripped by hand and the operating member 61 can be easily slid. This has the advantage that the bracket 2 can be removed more easily. The rotating member 50 constitutes a lever. Therefore, when the operating member 61 is slid, the rotating member 5 is moved with a force larger than the force applied to slide the operating member 61.
The bracket 2 can be pushed by the tip portion 52 of 0, and the bracket 2 can be removed more easily.

The detachment tool A according to the present invention is not limited to the above embodiment, but in general, the fitting portion provided on the base member and the mounting member detachably attached to the base member. By fitting the fitted portion provided on the component along the predetermined fitting direction, the engaging claw formed on the attachment component engages with the predetermined surface portion of the base member and is attached to the base member. It can be applied to a mounting structure of a mounting part that restricts movement of the part in the anti-fitting direction. Further, various design changes can be made to the detaching tool A within the scope of the present invention.

[0037]

According to the first aspect of the present invention, the wedge-shaped pushing portion is pushed between the two parts to disengage them from each other, and the one piece is pushed by the movable piece.
Both parts can be removed from each other. Therefore, it is possible to easily and easily remove the components attached by fitting the two components by separating them from each other without damaging the components.

The pressurized forte, after removing the connection of the two parts to press the part by one end portion of the rotating member that is rotated by the rotation mechanism. As described above, since the component is pressed through the simple mechanism of rotating the rotating member, the component remover can be provided at low cost. According to the invention of claim 2, the same effects as the invention according to claim 1. In addition, in the invention according to the present claim, since the rotating member is rotated by operating the actuating member, the structure of the rotating mechanism is simpler, and the cost of the component removing tool is further reduced. Can contribute.

According to the invention of claim 3 , the same effect as that of the invention of claim 2 can be obtained. In addition, since the rotating member can be easily rotated by gripping and operating the handle, the work of removing the component can be performed more easily.
According to the invention of claim 4 , the same effect as that of the invention of any one of claims 1 to 3 can be obtained. In addition, since the rotating member constitutes a lever having the center of rotation as a fulcrum, it is possible to push the component with a force larger than the force applied by the operator. Therefore, the work of removing the parts can be performed more easily.

[Brief description of drawings]

FIG. 1 is a perspective view of a detachment tool according to an embodiment of the present invention.

FIG. 2 is a perspective view showing an operating member which is a part of a rotating mechanism and a rotating member connected to the operating member.

FIG. 3 is a perspective view showing an actuating member and a rotating member connected thereto when the rotating member is displaced.

FIG. 4 is a perspective view of the detachment tool which is displaced from the state of FIG.

FIG. 5 is a partial cross-sectional side view showing a state in which the removal tool is pushed between the box and the bracket.

FIG. 6 is a partial cross-sectional side view showing a state in which the removing member is pushed between the box and the bracket and the rotating member is rotationally displaced.

FIG. 7 is a perspective view showing a usage state of a box and a bracket according to the present embodiment.

FIG. 8 is a perspective view of the bracket as viewed from the back surface side.

FIG. 9 is a partial cross-sectional side view showing a mounting structure of a bracket and a box.

[Explanation of symbols]

A removal tool C1 connector C2 connector C3 connector 1 box (part) 13 Recessed part (fitting part) 2 Bracket (part) 2c end face 23 Convex part (fitted part) 24 Engaging claw 30 body 40 Pushing part 50 Rotating member 52 Tip (movable piece) 60 rotation mechanism 61 Actuating member 62 slide hole

Claims (4)

(57) [Claims] 1. A removable tool for removing the components each other mated together, body and, provided on the distal end of the body, mated parts capable wedge-shaped pushing between each other a push portion attached to a predetermined position of the body, when the push portion is in a state of being pressed between the parts, the direction of pressing and either one can contact a movable piece of the component, the contact parts possess an operation section for operating the movable piece, the operation portion is provided rotatably on the body, the tip side thereof opposite ends of the body
A rotating member that is displaceable in the direction and the rear end direction, and a rotating mechanism that is connected to the rotating member and that rotates the rotating member.
And a one end portion of the rotating member also serves as the movable piece . 2. The component removing tool according to claim 1, wherein the rotating mechanism has one end rotatably connected to the other end of the rotating member and the other end with respect to the tip of the main body. A component removing tool comprising an actuating member supported by a main body so as to be slidable in a contacting / separating direction. 3. The component removing device according to claim 2 , wherein the operating member is provided with a handle for sliding the other end of the operating member with respect to the main body. Ingredient 4. A component detaching tool according to any one of claims 1 to 3, the distance from the center of the rotation member to one end of the rotating member,
A component remover characterized in that it is set shorter than the distance from the center of rotation of the rotating member to the other end of the rotating member.