JP2009125861A - Assembling fixture - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an assembling fixture capable of selectively supporting a plurality of kinds of supporting targets by one kind of a target supporting tool. <P>SOLUTION: The target supporting tool 2 is provided with an L shaped first supporting tool 8 having an attachment plate 8a fixed to an upper surface of a supporting base 1 by a fixing screw B1 attached to an attachment hole 3, and a rising plate 8b vertically provided on the attachment plate 8a; a substantially rectangular second supporting tool 9 having a first side surface 9a as a reference surface fixed to the rising plate 8b by a fixing screw B2, and a second side surface 9b on the opposite side from the reference surface where a target supporting part 12 supporting the support target 18 is formed on an upper end thereof; and a third supporting tool 10 fixed to one of third and fourth side surfaces 9c and 9d adjacent to first and second side surfaces 9a and 9b of the second supporting tool 9 on the opposed side by a fixing screw B3. Further, the target supporting part 12 has a plurality of supporting steps 12a-12c formed in forms of steps to the second side surface side 9b and the lower side so as to support the plurality of kinds of the supporting targets (18). <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to an assembly jig for stably supporting a support object for mounting a component.

  Conventionally, when a plurality of mounting parts are assembled on a printed circuit board that is a support object, or when a printed material is pasted or printed on a cabinet that is a support object, the support object such as the printed circuit board or cabinet is supported. It is known to carry out an object while being supported by an assembly jig.

  When there are a plurality of types of support objects as described above, one type of jig for supporting the support object on one type is produced. In addition, it is necessary to manage various support objects and dedicated jigs for the objects in a one-to-one relationship, which is complicated. If this management is neglected, a jig to be applied to the support object must be found out of a plurality of jigs when performing the support work of the support object. There is a possibility that work will be forced, prolonging the assembly time of the product, and reducing productivity.

In order to solve such problems, in order to support a plurality of types of support objects on a single base stand, a plurality of first supports provided with support protrusions that fit into support holes provided in the support object. An assembly jig capable of supporting a plurality of types of support objects is conceivable by providing a plurality of second support tools provided with a tool and a stepped portion for supporting the support object on one base stand. (For example, refer to Patent Document 1).
JP 2002-346852 A

  However, in the conventional assembly jig, since a large number of separate first and second support tools are attached to the base table to support a plurality of types of support objects, the types of support tools to be attached to the base table Was unfavorable because of the increase

  Further, in the conventional assembly jig, when one of a plurality of types of support objects is supported by the first and second support tools, the support hole of the support object is fitted into the first support tool, and this support is supported. It is conceivable that the object is supported by the step portion of the second support tool. In this case, if a strong force is applied to the support object side from above during the assembly work of assembling the parts to the support object, the upper and lower backlashes of the first and second support tools occur, and the assembly work is continued. It becomes unstable and affects the assembly workability and the quality of the product after assembly.

  Accordingly, an object of the present invention is to provide an assembly jig capable of selectively supporting a plurality of types of support objects with one type of object support tool.

  In order to achieve this object, the invention of claim 1 includes a support base in which a plurality of mounting holes are formed at a predetermined pitch in the vertical and horizontal directions, and one type of object support tool disposed at a plurality of locations on the support base. Each object support tool includes a mounting plate portion fixed to the upper surface of the support base by a first fastener mounted in the mounting hole, and an upright plate portion provided perpendicular to the mounting plate portion. An L-shaped first support and a first side surface, which is a reference surface, are fixed to the upright plate portion by a second fastener and a support object is supported on a second side surface opposite to the reference surface. A second support member having a substantially rectangular parallelepiped shape with a support portion formed at the upper end portion, and one of the third and fourth side surfaces adjacent to the first and second side surfaces of the second support member on opposite sides. An assembly jig comprising a third support fixed by a third fastener, wherein the support is Characterized in that the several of the supporting object to supportably the second side face side and an assembly jig comprising a plurality of support step formed in a stepped shape downwards.

  According to a second aspect of the present invention, in the assembly jig according to the first aspect, the second support is fixed to the upright plate portion of the first support by the second fastener so that the vertical position can be adjusted. It is characterized by being.

  Furthermore, the invention of claim 3 is the assembly jig according to claim 1 or 2, wherein the plurality of support bases are arranged side by side, and the plurality of support bases are horizontally arranged with ants and dovetail grooves. One support base is formed by being connected to each other so as not to move relative to each other and to be separable.

  According to the invention of claim 1, a plurality of types of support objects can be selectively supported by one type of object support.

  Moreover, according to invention of Claim 2, according to the height etc. of the support part of a support target object, the height of a 2nd support tool can be adjusted easily.

  Furthermore, according to the invention of claim 3, it is possible to easily construct a support base corresponding to the size of the support object in the horizontal direction.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
[Constitution]
The assembly jig according to the present invention shown in FIG. 1 includes a substantially rectangular reference support base (support base) 1 and one type of object support 2 placed on the upper surface of the support base 1.
<Support stand 1>
A plurality (many) of mounting holes 3 are formed in the support base 1 along the peripheral edge of the support base 1. The mounting holes 3 are formed vertically and horizontally at a predetermined pitch (equal pitch), and pass through the support base 1 and open on the upper and lower surfaces. The mounting hole 3 is a screw hole. Moreover, although the attachment holes 3 are formed in three rows along the peripheral edge, they may be provided vertically and horizontally at a predetermined pitch (equal pitch) on the entire support base 1.

  The support base 1 has four sides 1a, 1b, 1c, and 1d. Ant-shaped connecting protrusions 4 and 4 are formed at predetermined intervals on the side 1a, and dovetail-shaped connecting protrusions 5 and 5 are formed at predetermined intervals on the side 1b. Further, dovetail-shaped connecting recesses 6 and 6 are formed at predetermined intervals on the remaining side 1c, and dovetail-shaped connecting recesses 7 and 7 are formed at predetermined intervals on the side 1d. .

  In addition, the interval between the connecting protrusions 4 and 4 and the interval between the connecting recesses 6 and 6 are the same, and the interval between the connecting protrusions 5 and 5 and the interval between the connecting recesses 7 and 7 are the same. The connection protrusion 4 and the connection recess 6 constitute a first connection means of the support base 1, and the connection protrusion 5 and the connection recess 7 constitute a second connection means of the support base 1.

Here, as shown in FIG. 2, the base interval between the connecting projections 4 and 5 is L1, the interval between the open ends of the connecting recesses 6 and 7 is L2, and the tip interval between the connecting projections 4 and 5 is L3. L1 to L6, where L4 is the inner end interval of the connecting recesses 6 and 7, L5 is the protruding amount of the connecting protrusions 4 and 5, and L6 is the notch amount to the inner ends of the connecting recesses 6 and 7. Is
L1 <L2
L3 <L4
L5 <L6
It has become. Such a dimensional relationship between L1 to L6 is such that, when a plurality of support bases 1 are connected to form a support base, one connection protrusion 4 (5) of two support bases 1 and 1 adjacent to each other as shown in FIG. Is dimensioned so that it can be detachably fitted to the other connecting recess 6 (7) without play. That is, the shape and size of the connecting protrusions 4 and 4 are formed in a shape and size that can be detachably fitted to the connecting recesses 6 and 6, and the shape and size of the connecting protrusions 5 and 5 are The connecting recesses 7 and 7 are formed in a shape and size that can be removably fitted without play.
<Object support tool 2>
Further, in FIG. 1, four (plural) object supports 2 are arranged in the vicinity of the corner portion on the support base 1. As shown in FIGS. 1 to 3 to 5, each object support 2 includes an L-shaped first support 8, a substantially rectangular parallelepiped second support 9, and a rectangular third support. It has a tool 10. Moreover, the target object support 2 has the support screw (support member) 11 which supports the lower surface side of the 2nd support 9 on the support stand 1, as shown in FIG. 4, FIG.
(First support 8)
As shown in FIGS. 1, 3, and 4, the first support 8 is provided with a mounting plate portion (horizontal plate portion) 8 a placed on the horizontal upper surface of the support base 1 and perpendicular to the mounting plate portion 8 a. Is formed in an L shape from an upright plate portion (vertical plate portion) 8b provided continuously. As shown in FIG. 3, FIG. 4 and FIG. 6A, a long hole 8a1 extending in the longitudinal direction is formed in the mounting plate portion 8a, and a long hole 8b1 extending in the vertical direction is formed in the standing plate portion 8b. Is formed.

As shown in FIGS. 3 and 4, the first support 8 has a fixing screw (first fastener) B1 inserted through a long hole 8a1, and the fixing screw B1 is inserted into a plurality of mounting holes 3 of the support base 1 as shown in FIG. The mounting plate 8a is fastened to the support base 1 with a fixing screw B1 and is fixed on the support base 1. In FIG. 4, W is a washer interposed between the head of the fixing screw B1 and the mounting plate portion 8a and between the head of the fixing screw B2 and the upright plate portion 8b.
(Second support 9)
Further, as shown in FIGS. 3 and 7A, the second support 9 includes a first side surface 9a which is a reference surface, and a second side surface 9b opposite to the first side surface 9a, and On the opposite side, it has third and fourth side surfaces 9c and 9d adjacent to the first and second side surfaces 9a and 9b. Moreover, an object support portion 12 that supports the support object on the second side surface 9b side opposite to the first side surface (reference surface) 9a is formed at the upper end portion of the second support tool 9.

  The object support part 12 includes a plurality of support step parts 12a, 12b, and 12c that are formed in a stepped shape toward the second side surface 9b and downward so as to support a plurality of types of support objects. The support step portions 12a and 12b are connected by a step surface 12ab extending vertically, and the support step portions 12b and 12c are connected by a step surface 12bc extending vertically. In addition, in this Example, although the target object support part 12 is set as the structure which has three support step part 12a, 12b, 12c, you may have four or more support step parts.

  Moreover, the screw hole 13 is formed in the 1st side surface 9a as shown in FIG.7 (b). Further, as shown in FIGS. 7A and 7B, screw holes 14 are formed in the second side surface 9b, and screw holes 15 are formed in the third side surface 9c. Furthermore, screw holes 16 are formed in the fourth side surface 9d as shown in FIG. Further, as shown in FIGS. 4, 5, and 7, a screw hole 17 that opens to the bottom surface 9 e is formed in the lower portion of the second support 9.

  3 and 4, the second support 9 is inserted with a fixing screw (second fastener) B2 through the long hole 8b1, and the fixing screw B2 is inserted into the screw hole of the second support 9 as shown in FIG. 13 and is fixed to the upright plate portion 8b by fastening the upright plate portion 8b against the first side surface 9a of the second support 9 with a fixing screw B2.

Further, the lower portion of the second support member 9 is supported on the support base 1 by screwing the support screw 11 into the screw hole 17 and bringing the head of the support screw 11 into contact with the support base 1. . Note that the fixing screw B2 is loosened and the support screw 11 is rotated forward or backward to move the second support member 9 up and down to adjust the vertical position (height) of the second support member 9. can do.
(3rd support tool 10)
As shown in FIGS. 8 (a) and 8 (b), the third support tool 10 is provided with a long hole 10b extending in the longitudinal direction in a rectangular support plate body 10a.

  The third support 10 is attached to the third side surface 9c of the second support 9 at the corners C1 and C3 of the support 1 in FIG. 1, and the third support 10 is the first at the corners C2 and C4 of the support 1 in FIG. 2 Attached to the fourth side surface 9 d of the support 9.

  Here, in order to attach the third support tool 10 to the third side surface 9c of the second support tool 9, a fixing screw (second fastener) B3 is inserted into the elongated hole 10b as shown in FIG. While screwing in the screw hole 15 of the 2nd support tool 9, the 3rd support tool 10 is fastened with respect to the 3rd side surface 9a of the 2nd support tool 9 with fixing screw B3.

In order to attach the third support tool 10 to the fourth side surface 9d of the second support tool 9, a fixing screw (second fastener) B3 is inserted into the elongated hole 10b of the third support tool 10, and the fixing screw B3 is inserted. Is screwed into the screw hole 16 of the second support tool 9, and the third support tool 10 is fastened to the third side surface 9a of the second support tool 9 with the fixing screw B3.
[Action]
Next, the case where the plate-shaped support object 18 as shown in FIG. 9, for example, is supported by the above-described assembly jig will be described.

  In FIG. 9, object supports 2 and 2 are disposed on the left and right upper portions of the support base 1. Each object support 2 has the support screw 11 shown in FIGS. 4 and 5, but the support screw 11 of FIGS. 4 and 5 is not shown in FIG.

  In FIG. 9, the support object 18 has a left upper plate portion 18a, a right lower plate portion 18b, and a step portion 18c connecting the plate portions 18a and 18b. A flange 18a2 extending upward from the end edge is formed on the left end 18a1 of the upper plate 18a. In addition, a step 18b2 extending upward is provided at the right end 18b1 of the lower plate portion 18b, and a horizontal step 18b3 extending horizontally from the upper end of the step 18b2 is provided.

  In order to support such a support object 18 with the left and right object support tools 2 and 2 in FIG. 9, the fixing screw B1 of each object support tool 2 is removed from the support base 1 and the object support tool is removed. The left and right ends of the support object 18 are arranged on the left and right second support tools 9 and 9 so that the distance between the second and second second support tools 9 and 9 is roughly matched to the length of the support object 18. To do. At this time, the left and right object supports 2, 2 are arranged at positions where the third supports 10, 10 of the left and right object supports 2, 2 can contact the side edges of the support object 18.

  The left end portion 18a1 of the upper plate portion 18a is placed on the support step portion 12b of the left second support tool 9, and the flange 18a2 of the upper plate portion 18a is set to the step surface 12ab of the left second support tool 9. Abut. On the other hand, the right end 18b1 of the lower plate 18b is placed on the support step 12c of the right second support 9 and the step 18b2 of the lower plate 18b is set to the step of the right second support 9. 12bc.

  In this state, the fixing screws B2 and B2 of the left and right object supports 2 and 2 are loosened and adjusted by rotating the supporting screw 11 around the axis shown in FIGS. The object supports 2 and 2 are moved up and down to adjust the height of the left and right object supports 2 and 2, and the left end 18 a 1 of the upper plate 18 a is connected to the left second support 9. The right end 18b1 of the lower plate 18b is in contact with the support step 12c of the second support 9 on the right while being in contact with the support step 12b. In this state, the horizontal step portion 18b3 of the lower plate portion 18b comes into contact with the support step portion 12b of the right second support tool 9 on the surface.

  Thereafter, the fixing screws B2 and B2 of the left and right object support tools 2 and 2 are tightened so that the second support tools 9 and 9 of the left and right object support tools 2 and 2 are raised plates of the first support tools 8 and 8. It fixes to the parts 8b and 8b, respectively.

  Next, the left and right object support tools 2 and 2 are pushed toward each other so as to press the flange 18a2 of the upper plate 18a against the step surface 12ab of the left second support 9 and the step of the lower plate 18b. The portion 18b2 is pressed against the step surface 12bc of the second support 9 on the right side. In this state, the left and right fixing screws B1 and B1 are inserted into the long holes 8a1 and 8a1 of the mounting plate portions 8a and 8a of the left and right first support members 8 and 8, and then face the left and right long holes 8a1 and 8a1. The mounting plate portions 8 a and 8 a are fixed on the support base 1 by screwing and tightening to one of the mounting holes 3 and 3.

  At this time, one of the first supports 8, 8 of the object supports 2, 2 is first fixed on the support 1, so that one of the first supports 8, 8 of the object supports 2, 2 is fixed. Is first fixed on the support base 1. Next, the support object 18 is pressed against the one object support tool 2 by the other of the left and right object support tools 2, and the support object 18 is sandwiched between the left and right object support tools 2 and 2. To. In this state, the other first support 8 of the left and right object supports 2, 2 is fixed on the support 1, so that the support object 18 is the second support of the left and right object supports 2, 2. Hold between 9 and 9. In this state, as shown in FIGS. 9 and 10, the horizontal step portion 18b3 of the lower plate portion 18b is lightly pressed against the step surface 12ab of the second support member 9 on the right side.

  Further, the third support 10 is brought into contact with the side surface of the support object 18 and the fixing screw B3 is tightened to restrict the movement of the support object 18 in the direction perpendicular to the paper surface in FIG. As shown in FIG. 1, the object support 2 is arranged at four locations on the support 1, and the second support 9, 9 of the upper left and right object supports 2, 2 and the lower left and right When the object support tools 2 and 2 are opposed to each other and the second support tools 9 and 9 are opposed to each other, when the support object 18 is supported between the second support tools 9 and 9 as shown in FIG. 9 support object 18 moves in the vertical direction along the paper surface, and this movement is restricted by the third support tool 10 attached to each support tool 9.

In such a state, since the support object 18 is supported and fixed between the object supports 2 and 2, necessary parts are assembled to the support object 18 that is supported and fixed. For example, when the support object is a printed board, a plurality of mounting components are assembled on the printed board.
(Other 1)
In the embodiment described above, the horizontal step portion 18b3 of the support object 18 is brought into contact with the support step portion 12b of the second support 9 on the right side, but this horizontal step portion 18b3 is shown in FIG. There may be no. In FIG. 11, a flange 18b2 'is provided in place of the step 18b2 of FIG. In FIG. 9, the flange 18b2 'is in contact with the step surface 12bc.

  Further, as shown in FIG. 12, an intermediate portion of the edge portion of the support object 18 ′ may be supported by the support step portion 12 b of the second support tool 9. In FIG. 12, illustration of the fixing screws B1 and B2 shown in FIGS. 3 and 4 is omitted for convenience of illustration.

FIG. 13 shows an example in which the corner of the support object 18 ′ is arranged on the support step 12 b of the second support 9. In FIG. 13, the corner portion of the support object 18 ′ is restricted from moving in the horizontal direction by the step surface 12 ab of the second support tool 9 and the third support tool 10. In FIG. 13, the fixing screws B1 and B2 shown in FIGS. 3 and 4 are not shown for convenience of illustration.
(Other 2)
Further, as shown in FIG. 14, a plurality of the support bases 1 described above can be connected and used. In FIG. 14, four support bases 1 are arranged vertically and horizontally, and one connection protrusion 4 of two adjacent support bases 1, 1 is detachably fitted into the other connection recess 6 without play, One support base 1 ′ is configured by fitting one connection protrusion 5 of two adjacent support bases 1, 1 to the other connection recess 7 so as to be detachable and detachable. Two object supports 2 are arranged on each support base 1.

The assembly jig having such a configuration can support a larger support object than the assembly jig having one support base 1.
(Other 3)
Further, in the embodiment described above, the connecting protrusions 4 and 5 are formed in the dovetail-like protrusions of the ant joint, and the connecting recesses 6 and 7 are formed in the dovetail-shaped recess (the dovetail notch) of the ant joint. It is not limited to this. For example, the connecting protrusions 4 and 5 may be formed in a T-shaped protrusion, and the connecting recesses 6 and 7 may be formed in a T-shaped recess or a T-shaped notch. The point is that when connecting a plurality of support bases 1 adjacent to each other, the connection protrusion 4 (5) of one support base 1 plays with respect to the connection recess 6 (7) of the other adjacent support base 1 from above. It suffices if it can be detachably fitted.

  As described above, the assembly jig according to the embodiment of the present invention includes a support base 1 in which a plurality of mounting holes 3 are formed at a predetermined pitch in the vertical and horizontal directions, and a plurality of mounting holes 3 disposed on the support base 1. It has a kind of object support 2. Moreover, each object support 2 is fixed to the upper surface of the support 1 with a first fastener (fixing screw B1) attached to the attachment hole 3, and perpendicular to the attachment plate 8a. An L-shaped first support 8 having an upright plate portion 8b provided on the first side surface 9a as a reference surface is fixed to the upright plate portion 8b with a second fastener (fixing screw B2) and A second support 9 having a substantially rectangular parallelepiped shape and having a support part (object support part 12) for supporting the support object 18 on the second side surface 9b side opposite to the reference surface is formed on the upper end side. 3, the second support 9 is fixed to one of the third and fourth side surfaces 9 c and 9 d adjacent to the first and second side surfaces 9 a and 9 b with a third fastener (fixing screw B <b> 3). A support 10 is provided. Further, the support part (object support part 12) has a plurality of support step parts 12a formed stepwise toward the second side surface 9b and downward so as to be capable of supporting a plurality of types of support objects (18). To 12c.

  According to this configuration, one type of object support 2 can selectively support a plurality of types of support objects.

  In the assembly jig according to the embodiment of the present invention, the second support 9 is fixed to the upright plate portion 8b of the first support 8 with the second fastener (fixing screw B2) so that the vertical position can be adjusted. Has been.

  According to this structure, the height of the 2nd support tool 9 can be adjusted easily according to the height etc. of the support part of a support target object.

  Furthermore, in the assembly jig according to the embodiment of the present invention, a plurality of the support bases 1 are arranged side by side, and the plurality of support bases 1 are adjacent to connection means (connection protrusions 4 and 5 and connection recesses). 6 and 7) are connected in such a manner that they cannot move relative to each other in a horizontal direction and are separable to form a single support base 1 '.

  According to this configuration, it is possible to easily construct the support base 1 ′ corresponding to the size of the support object in the horizontal direction.

It is a top view of the assembly jig concerning this invention. FIG. 5 is an enlarged explanatory view showing a dimensional relationship between a connection protrusion and a connection recess when a plurality of support bases of the assembly jig of FIG. 1 are joined. It is a perspective view of the target object support in the part of arrow A1 shown in FIG. It is explanatory drawing which fractured | ruptured and showed a part of target object support tool of FIG. It is a right view of the target object support tool of FIG. (A) is a perspective view of the 1st support tool of FIG. 3, (b) is a side view of the 1st support tool of (a). (A) is a perspective view of the 2nd support tool of Drawing 3, and (b) is a side view of the 2nd support tool of (a). (A) is a perspective view of the 3rd support tool of Drawing 3, (b) is a front view of the 3rd support tool of (a). It is explanatory drawing when a support target object is supported on the assembly jig of FIG. FIG. 10 is a partially enlarged perspective view showing a relationship between a lower plate portion of the support object of FIG. 9 and an object support tool. It is explanatory drawing which shows the modification of the support target object of FIG. It is explanatory drawing which shows the other support-like body of the support target object of FIG. It is explanatory drawing which shows the other support-like body of the support target object of FIG. It is a top view which shows the arrangement | positioning relationship between the support base formed by connecting the support stand of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Support stand 1 '... Support base 2 ... Object support tool 3 ... Mounting hole 4, 5 ... Connection protrusion (connection means)
6, 7 ... Connection recess (connection means)
8 ... 1st support tool 8a ... Mounting plate part 8b ... Standing plate part 9 ... 2nd support tool 9a ... 1st side surface (reference surface)
9b ... 2nd side surface 9c ... 3rd side surface 9d ... 4th side surface 10 ... 3rd support tool 12 ... target object support part (support part)
12a-12c ... support step B1 ... fixing screw (first fastener)
B2 ... Fixing screw (second fastener)
B3 ... Fixing screw (third fastener)

Claims (3)

While having a plurality of mounting holes formed vertically and horizontally at a predetermined pitch and one type of object support disposed at a plurality of locations on the support base,
Each object support has an L-shape including a mounting plate portion fixed to the upper surface of the support base by a first fastener attached to the mounting hole, and an upright plate portion provided perpendicular to the mounting plate portion. A first support member, and a first support member having a first side surface that is a reference surface fixed to the upright plate portion by a second fastener and a support unit that supports a support object on the second side surface side opposite to the reference surface. A third fastening member that is formed in a substantially rectangular parallelepiped second support formed on the upper end portion and either one of the third and fourth side surfaces adjacent to the first and second side surfaces of the second support device on opposite sides. An assembly jig comprising a third support fixed by a tool,
The assembly jig includes a plurality of support steps formed stepwise toward the second side surface and downward so as to support a plurality of types of support objects.   2. The assembly jig according to claim 1, wherein the second support is fixed to the upright plate portion of the first support by the second fastener so that the vertical position can be adjusted. .   The assembly jig according to claim 1 or 2, wherein a plurality of the support bases are arranged side by side, and the plurality of support bases are adjacent to each other with dovetails and dovetail grooves so that they cannot be moved relative to each other in the horizontal direction and can be separated. An assembly jig characterized by being connected to each other to form a single support base.

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