JPH05262420A - Arrangement device for workpiece - Google Patents

Abstract

PURPOSE:To arrange works at the prescribed intervals of rows or lines even if the outer diameter of the works or the diameter of a positioning hole varies, by providing the interval adjusting means of a guide pin which positions the works. CONSTITUTION:A guide pin 10 which is disposed under a work arrangement means A and provided with the needle shaped head part is made to pass through the positioning hole of the work to carry out the centering of the work, and carries the work which is held by a work holding part B to a prescribed position by a carrier means D. The work holding means B slides on a connecting member 30 and comes into contact with stoppers 33, 34 which are provided at prescribed intervals by the energizing force of an energizing means 31, and the works are spread at prescribed intervals to be arranged. At this time, when the outer diameter of the work or the diameter of the positioning hole varies and the intervals of the guide pins needs adjusting, a block body 21 which is put between the work holding means B is replaced with another block body which has an appropriate width.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a work arranging device for arranging works conveyed by a conveyor device or the like in a row or column arrangement having a predetermined interval, and in particular, a positioning hole is formed in a wheel for automobiles. The present invention relates to a work aligning device that aligns the formed works.

[0002]

2. Description of the Related Art For example, a work having a positioning hole formed therein such as an automobile wheel manufactured in a casting process is carried out from the casting process by a conveyor device or the like and delivered to a next process such as a trimming process. Be done. By the way, the work carried out by the conveyor device needs to be arranged in a row or column array having a predetermined interval in order to facilitate processing in the next step.

In such a case, conventionally, a work carried by a conveyor device or the like has a predetermined interval of 1
Or, after branching into multiple columns, apply a stopper or the like from the first work piece in order to stop the work pieces, align them in a row arrangement with a predetermined width interval, and use a transfer means such as a manipulator to place them on a jig or the like. It was transferred.

However, in such a conventional apparatus, since it is necessary to sequentially stop the works conveyed by a conveying device such as a conveyor from the front side, until all the works are aligned and stopped. A transfer device such as a manipulator had to be on standby, which was one of the causes of a decrease in the facility operation rate. Also, with the recent high-mix low-volume production, the work produced in one production process is diversifying. Even if the work type changes, it is possible to immediately respond to this work change. There is a demand for a work aligning device having a different structure.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems and demands, and its object is to align a workpiece having a positioning hole, such as an automobile wheel. In the work alignment device,
Even if the outer diameter of the work or the diameter of the positioning hole changes, the work can be arranged in a row or column array with a predetermined interval.
Another object of the present invention is to obtain a work aligning device having a simple structure that can reduce the downtime for alignment and can prevent a decrease in the operating rate due to the suspension of equipment operation.

[0006]

In order to solve the above problems, a work aligning device of the present invention is a work aligning work having positioning holes conveyed by a conveyer device or the like in a row or column arrangement at predetermined intervals. In the alignment device,
The work W is stopped by a work stopper that is provided at the end of the conveyor device and that stops the conveyed work, and a restricting member that restricts the lateral movement of the work,
Work arranging means for arranging, a guide pin positioned below the work arranged and stopped by the work arranging means, and having a needle-like head portion that can be inserted through a positioning hole of the work, and the guide pin on the work. A plurality of work holding means including a raising and lowering means for raising and lowering the work and a work holding portion for holding the work centered by the guide pins, and the guide pins interposed between the work holding means, and the work arranging means. Gap adjusting means for adjusting the gap of the guide pins so that the work can be positioned below the positioning holes of the workpieces that are stopped and arranged, and the workpiece held by the workpiece holding means together with the workpiece holding means to a predetermined portion. A work carrying means for carrying, a connecting member for slidably connecting the work holding means, and a predetermined space between the connecting members. And a work aligning means including a stopper provided with a stopper and a biasing means for biasing the work holding means toward the stopper as the work holding means moves by the work transporting means. It is a thing.

Further, the gap adjusting means has a plurality of types of block bodies having different widths, and a block body exchanging means for appropriately exchanging the block bodies interposed between the work holding means. The block body interposed between the work holding means may be replaced with another block body having an appropriate width to adjust the gap of the work holding means.

[0008]

Since the present invention is constructed as described above,
It works as follows. A work having a positioning hole, such as an automobile wheel, conveyed by a conveyor device from a casting device or the like is stopped and arranged by a work stopper member and a work stopper provided at the end of the conveyor device. It A plurality of work holding means for taking out the works from the conveyor device are on standby below the works that are stopped and arranged at the end of the conveyor device by the work arranging means, and a guide having a needle-shaped head thereof. The pin is located below the positioning hole of the work. When the guide pins are raised by the elevating means, the guide pins are inserted into the positioning holes of the work to center the work, and then the work is held by the work holding portion. The work held by the work holding section is carried by the work carrying means together with the work holding means to a predetermined portion.

Since each of the work holding means is slidably connected via a connecting member, when the work holding means starts to move by the work conveying means, each work holding means causes each work holding means to be biased by the biasing means. Is slid on the connecting member and brought into contact with stoppers provided at predetermined intervals on the connecting member. Therefore, the works held by the work holding means are arranged in a row array having a predetermined interval with the intervals thereof widened. After this, the work is lowered by the elevating means and transferred to a jig or the like in the next step, and the work holding means having transferred the work to the jig or the like is the end portion of the conveyor device for conveying the next work. Return to. At this time, when the outer diameter of the work and the inner diameter of the positioning hole are different from those of the previous work, it is necessary to adjust the gap of the guide pin. The arrangement means allows the workpieces to be stopped and positioned below the positioning holes of the arranged workpieces. If this gap adjustment is performed by a plurality of types of block bodies having different widths, the block body interposed between the work holding means is replaced with another block body having an appropriate width, so that the work holding means The gap can be adjusted appropriately.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT A preferred embodiment of the present invention will be described below with reference to the drawings. In this embodiment, six works will be described as being arranged in a two-row array having a predetermined width interval. 1 is a side view in which a part of the work aligning device of the present invention is cut away, FIG. 2 is a view taken in the direction of the arrow X in FIG. 1, FIG. 3 is a front view for explaining the structure of a moving plate, and FIG. 4 is an enlarged view of an essential part for explaining the action of the work holding means for taking out the work from the conveyor device.
FIG. 6 is an enlarged view of the main part for explaining the operation of the work aligning means.

The work aligning apparatus 1 of the present invention is provided at the end portion of a conveyor device 3 that conveys a work W having a positioning hole, such as an automobile wheel cast in a casting process. A work arranging means A for branching and arranging and stopping the works W conveyed by the left and right, and the works W arranged by the work arranging means A are centered by a guide pin 10 having a needle-shaped head. After that, the work holding means B, B, ..., which are taken out from the conveyor device 3 and placed and held on the mounting table 18 which is a work holding part, and the work W in the next step, are provided adjacent to the conveyor device 3. For aligning the workpieces W at predetermined intervals for machining the workpiece aligning portion 8 and the workpiece holding means B up to the workpiece aligning portion 8.
.. is moved to move the work W, and the work holding means B is moved by the work transfer means D, and the gap between the works W placed on the mounting table 18 is expanded to a predetermined value. The work aligning section 8 is held at an interval.
Workpiece aligning means E that allows the workpieces W to be transferred to the jigs 4, 4, ... And positioning holes W for the workpieces W arranged at the end of the conveyor device 3 by the workpiece arranging means A.
Work holding means B, B, so that the guide pin 10 of the work holding means B can be positioned below a (see FIG. 4).
Is a gap adjusting means C for maintaining a predetermined width interval. The configuration and operation of each means will be described below.

First, the work arranging means A for arranging and stopping the works W conveyed by the conveyor device 3 in the left and right directions will be described. As shown in FIG. 2, the work arranging means A is formed in the vicinity of the end of the conveyor device 3 and divides the center of the conveyance path of the works W into left and right partition members 2a.
And the work W which is being conveyed is erected on both sides of the conveyor device along the conveyance path of the work W.
It is composed of a regulating member 2b that regulates the workpiece W from falling from above, and a work stopper 5 that is provided at an end portion of the conveyor device 3 and that stops the conveyance of the workpiece W when the workpiece W contacts. Further, at the terminal end of the conveyor device 3, a mounting table 1 that communicates with the jigs 4 and 4 of the work aligning unit 8 and that mounts the guide pins 10 and the work W of the work holding means B is mounted.
A groove 7 is formed so that 8 can project and retract freely.

According to the above aspect, the work W conveyed on the conveyor device 3 is branched into left and right flows by the partition member 2a, and becomes a two-row flow substantially equal to the row interval of the jigs 4, 4 ,. Reaches the end of the conveyor device 3. When the leading work W comes into contact with the work stopper 5 and stops, subsequent works W come into contact with the leading work W one after another and stop, and the lateral movement of the work W is regulated by the regulating member 2b. , The work W is arranged by the work arranging means A in a two-row row arrangement having substantially the same spacing as the row spacing of the jigs 4, 4 ,.

Next, the construction of the work holding means B and the work carrying means D for moving the work holding means B from the conveyor device 3 side to the work arranging section 8 side will be described with reference to FIGS. 3 is a front view for explaining the structure of the moving plate to which the work holding means B is attached. The work aligning apparatus 1 in this embodiment is configured to work W
Three moving plates 1 arranged in parallel along the transport direction of
Although it has 4, 14 ′ and 14 ″ (see FIG. 1), since the main structure is the same, the moving plate 1 arranged at the center is provided.
Only 4'is shown in FIG. 3, and the other moving plates 14, 1
Detailed illustration of 4 "is omitted.

Attaching the work holding means B, B ...
The moving plates 14, 14 ′, 14 ″ are slidably attached to guide rails 35, 35 installed between columns 9, 9 for supporting the work aligning device 1 from both ends thereof. As shown in Fig. 3, two work holding means B, B are attached near both ends of the moving plate 14'.The two work holding means B, B are the jigs 4 of the work aligning section 8. , 4 are attached to the moving plate 14 'so as to have an interval equal to the row interval of the work holding means B when the work holding means B, B are moved to the work aligning section 8 side by the work carrying means D. , B mounting table 18
It is possible to transfer the work W to be placed on the jigs 4 and 4 of the work arranging section 8.

The work holding means B inserts through the positioning holes Wa of the works W arranged by the work arranging means A to guide the work W, and the work W centered by the guide pin 10. Mounting table 1 for mounting
8, an air cylinder 11 fixed to the moving plate 14 'as an elevating means for elevating and lowering the mounting table 18 and the guide pins 10, and vertically extending from both ends of the mounting table 18 through which the moving plate 14' is inserted. And a guide member 12 that guides the guide pin 10 and the mounting table 18 so as to be vertically movable. Further, the guide pin 10 has a needle-shaped head portion 10a for easily inserting the positioning hole Wa of the workpiece W, a small diameter portion 10b formed below the head portion 10a, and the small diameter portion 10b. And a large-diameter portion 10d formed below the tapered portion 10c. The large-diameter portion 10d is used for the mounting table 18
In order to prevent the workpiece W placed on the workpiece W from being displaced laterally, the workpiece W must be formed with a diameter slightly smaller than the positioning hole Wa of the workpiece W within a range in which the displacement is allowed.

Work transfer means D for moving the work holding means B of the above construction to the work arranging section 8 is an air cylinder 6 as a drive source provided on the conveyor device 3 side of the work arranging apparatus 1, and this air cylinder. 6, one end of which is connected to a retractable cylinder rod 6a, which is moved forward and backward by the expansion and contraction movement of the cylinder rod 6a, and through which brackets 16 and 16 'provided at approximately the center of the lower surfaces of the moving plates 14 and 14' are inserted. And the other end is fixed to a bracket 16 "provided at the approximate center of the moving plate 14"
And stoppers 33 and 34 provided on the connecting member 30 with appropriate intervals. According to the above-mentioned aspect, the movable plates 14 and 14 'are slidable on the connecting member 30, and the movable plate 14''can be moved back and forth integrally with the connecting member 30 as the cylinder rod 6a expands and contracts.

Next, referring to FIG. 6, the work holding means B,
The work W placed and held on the B mounting table 18 is widened to hold the work W at a predetermined interval, and the work W can be transferred to the jigs 4 and 4 of the work aligning unit 8. The structure of the work aligning means E for aligning W will be described. The work aligning means E includes stoppers 33 and 34 provided on the connecting member 30 with appropriate intervals, a moving plate 14 ″, and a moving plate 1.
The movable plates 14 and 1 attached to the upper surface of the movable plate 14 'by applying a biasing force to the movable plate 14 and the movable plate 14' adjacent to each other.
The air cylinders 31 and 32 function as biasing means for pressing the stopper 4'to the stoppers 33 and 34. The distance between the stoppers 33, 34 is set to the movable plates 14, 14 ', 14 "when the movable plates 14, 14' slide on the connecting member 30 and come into contact with the stoppers 33, 34. The distance between the workpieces W held by the held workpiece holding means B, B, ... Must be determined so as to be equal to the width distance between the jigs 4, 4 ,. It is preferable that the fixing members 33 and 34 be fixed to the connecting member 30 with bolts or the like, and the fixing positions thereof can be finely adjusted by loosening the bolts as necessary.

Finally, the gap between the work holding means B, B ... Is adjusted according to the change in the outer diameter of the work W or the inner diameter of the positioning hole Wa, and the work arranging means A stops and the work W is arranged below the arranged work W. Work holding means B, B ...
The gap adjusting means C that allows the guide pin 10 to be always positioned below the positioning hole Wa of the work W will be described. The guide pin 10 of the work holding means B standing by below the work W arranged by the work arranging means A is
It has to be positioned below the positioning hole Wa so that the work W can be centered by inserting it through the positioning hole Wa of the work W when it is lifted up toward the work W by the driving of the air cylinder 11.

Therefore, the work aligning apparatus 1 in this embodiment is provided with a positioning stopper 36, which serves as a reference for positioning the work holding means B, B, ... On one side, and the positioning stopper 36 is used as a reference. The movable plates 14, 14 ', 14 "are configured so as to determine the stop positions thereof. That is, between the positioning stopper 36 and the movable plate 14, a positioning plate for determining the initial position of the movable plate 14 is provided. A block body 27 is provided between the moving plate 14 and the moving plate 14 ′, and between the moving plate 14 ′ and the moving plate 14 ″, for adjusting the gap between the moving plates 14, 14 ′ and 14 ″. The block bodies 21 and 21 are interposed.

Further, the work aligning apparatus 1 is provided with a work W.
Even if the outer diameter of the movable plate 14 or the inner diameter of the positioning hole Wa changes, the initial position of the movable plate 14 and the movable plates 14, 14 ', 14 "
In order to be able to deal with this by changing the gap between the positioning block body 27 and the gap adjusting block body 21, the positioning block body 22 and the gap adjusting block have different widths. It has a body 20.

The structure of the gap adjusting means C will be described below with reference to FIGS. The block body 21 for adjusting the gap and the block body 20 for adjusting the gap having a width smaller than that of the block body 21 are arranged on one side of the moving plates 14 ′, 14 ″, and the block body 27 for positioning and the block body 27 for positioning. The wide positioning block 22 is the moving plate 1
4 is rotatably attached to one side of the sheet 4 via attachment members 23 and 24, respectively. In the figure, reference numerals 25 and 26 denote support shafts 25b and 2 for the movable plates 14, 14 'and 14 ", respectively.
6b is swingably attached, and each block body 20, 21, 22, 27 can be rotated,
It is an air cylinder as an exchange means that enables exchange of the block bodies 21, 27 and the other block bodies 20, 22.
The cylinder rods 25a of the air cylinders 25, 26,
The tip of 26a is connected to the eccentric position of the mounting members 23 and 24, and the extension and contraction of the cylinder rods 25a and 26a causes the rotation of each block body 20, 21, 22, 27 via the mounting members 23 and 24. It is possible to move. Reference numerals 28 and 29 in FIG. 5 denote air cylinders 25 and 26.
Is a regulation member that regulates each block body 20, 21, 22, 27 so as not to rotate beyond a predetermined angle.

The operation of the work arranging apparatus 1 of the present invention having the above construction will be described. The work W conveyed by the conveyor device 3 is a partition member 2 that constitutes the work arranging means A.
At a, the flow is branched to the left and right, contacts the work stopper 5 provided at the end of the conveyor device 3, and the conveyance is stopped. Subsequent workpieces W are brought into contact with the leading workpiece W one after another and their transportation is stopped, and the movement in the left-right direction is regulated by the regulating member 2b and the partition member 2a, as shown by the phantom line in FIG. Are arranged in a row on the left and right.

Below the works W stopped and arranged by the work arranging means A, work holding means B, B, ... Which take out the work W from the conveyor device 3 and hold it are waiting. Blocks 21 and 27 are interposed between the respective movable plates 14, 14 ', 14 "to which the work holding means B, B ... Are attached and the positioning stopper 36, and below the positioning holes Wa of the work W. On guide pin 1
0 is set. When the air cylinder 11 for raising and lowering the guide pin 10 is driven, the guide pin 10 inserts the positioning hole Wa through the groove 7 of the conveyor device 3 to center the work W. The centered work W is mounted on the mounting table 18 provided below the guide pin 10.

Next, when the air cylinder 6 of the work transfer means D for moving the work holding means B, B ... Is moved to the work arranging section 8, the cylinder rod 6a is extended to move the connecting member 30 to the work arranging section 8. Move to the side. Moving plate 1
Since 4 ″ is fixed to the tip of the connecting member 30, the moving plates 14, 14 slidably attached to the connecting member 30 start to move toward the work aligning portion 8 as the connecting member 30 moves. ′ Starts to move sequentially by the stoppers 33 and 34 provided on the connecting member 30 contacting the brackets 16 and 16 ′ at this time.
Cylinder rods 31a, 31a are extended by driving 1, 31 to press the moving plate 14 against the stopper 33 and the moving plate 14 'against the stopper 34, so that the work held by the work holding means B, B ... W is the work alignment section 8
Are arranged at intervals equal to the width intervals of the jigs 4, 4 ,. Also, the moving plates 14, 14 '
Are pressed against the stoppers 33 and 34 of the connecting member 30 to restrict the sliding movement of the moving plates 14 and 14 'on the connecting member 30, so that the work holding means B, B ... Are integrated with the connecting member 30. Move to the work alignment section 8.

The work holding means B, B, ... Moved to the lower side of the work aligning portion 8 abut on the cylinder rod 37a of the shock absorber 37 as a stopper provided on the other side of the work aligning device 1, and this cylinder Rod 3
Degenerate 7a and stop. This shock absorber 3
The function of absorbing and absorbing the shock when the movement of the work holding means B, B ... Stops, thereby preventing the device from being destroyed and the work W placed on the mounting table 18 from falling off or being displaced. There is.

Next, the air cylinder 1 of the work holding means B
1 is driven again to lower the work W placed on the mounting table 18, and the work W held by each work holding means B, B ... Is set to each jig 4, 4 ,. Reprint.
After the work W is transferred to the jigs 4, 4, ..., The guide pin 10 is lowered to the lowermost position, and the urging of the air cylinders 31, 31 to the moving plates 14, 14 'is released, and again. Cylinder rod 6 by driving air cylinder 6
a is retracted, and the work holding means B, B ... Are returned to the conveyor device 3 side.

At this time, the next work W is stopped and arranged by the work arranging means A at the end of the conveyor device 3, and the next work W is the jig 14 of the work arranging section 8.
The outer diameter or the inner diameter of the positioning hole Wa is smaller than that of the work W previously transferred to, and the guide pin 10 may be positioned below the positioning hole Wa of the work W in the gap adjusting block body 21. If not possible, the air cylinder 26 is driven to lower the gap adjusting block body 21 and the positioning block body 27, and the air cylinder 25 is driven to drive the block body 20 having a width smaller than that of the block body 21. The block body 22 having a width larger than that of the block body 27 is lifted to move the moving plates 14, 1
It is possible to interpose between 4 ', 14 "and the positioning stopper 36.

Therefore, the movable plates 14, 14 ', 14 "that return together with the connecting member 30 to the conveyor device 3 side are first formed by the positioning block body 22 of the movable plate 14 contacting the end face of the positioning stopper 36. Moving plate 14
Is determined and stopped, and the moving plate 14 'is moved to the moving plate 14 and the moving plate 14 "is moved to the moving plate 14' with the gap adjusting block 20 interposed therebetween. Therefore, the positioning holes Wa of the works W arranged and stopped by the work arranging means A are stopped.
At any position below the work holding means B, B.
The guide pin 10 of is located.

In the above embodiment, the moving plates 14, 14 ', 14 "are described as being provided with two types of block bodies 20, 21 having different sizes, but three or more types are provided. By providing different types of gap adjustment block bodies, it is possible to handle all types of workpieces with different outer diameters and positioning hole inner diameters.
Needless to say, the versatility of the work aligning apparatus 1 can be improved. Further, in the above-mentioned embodiment, the block bodies 20 and 21 are used as the gap adjusting means, but other means such as a cylinder may be used as long as the gap between the moving plates 14, 14 'and 14 "can be adjusted. Further, although the air cylinders 31 and 32 are used as the urging means for pressing the movable plates 14 and 14 'against the stoppers 33 and 34 in the above-mentioned embodiment, the urging means is not limited to this. The moving plates 14 and 14 ′ are not limited to these, but are wound around the connecting member 30 and are constantly moved.
May be a coil spring that biases the stoppers 33 and 34.

In the above embodiment, a plurality of works are arranged in a two-row array having a predetermined interval, but the works conveyed by the conveyor device can be branched into a plurality of rows. However, it goes without saying that it is also possible to arrange the works in a row arrangement of a plurality of rows by providing the moving plate with work holding means corresponding to the number of branches.

[0032]

Since the present invention is configured as described above, it is possible to align a work, such as an automobile wheel, having positioning holes, in a row or column array having a predetermined distance from the conveyor device, and When the work is transferred from the conveyor device to the jig or the like in the next process, the work can be continuously aligned and transferred, and the stop time of the device can be shortened. Further, since the work aligning device of the present invention has an extremely simple structure, not only can it be manufactured at low cost, but failures can be reduced and maintenance and inspection of the device are easy. Further, the work aligning device of the present invention can quickly cope with various works having different outer diameters and inner diameters of the positioning holes, and the versatility of the device can be made extremely high. Therefore, according to the work aligning apparatus of the present invention, it is possible to improve the equipment operating rate and reduce the work load on the worker, and it is possible to realize a reduction in manufacturing cost due to a significant reduction in equipment cost.

[Brief description of drawings]

FIG. 1 is a partially cutaway side view of a work aligning device of the present invention.

FIG. 2 is a view on arrow X in FIG.

FIG. 3 is a front view illustrating the configuration of a moving plate.

FIG. 4 is an enlarged view of a main part for explaining the operation of the work holding means for taking out the stopped and arranged works from the conveyor device.

5 is a view in the Y direction of FIG.

FIG. 6 is an enlarged view of a main part for explaining the operation of the work aligning means.

[Explanation of symbols]

 A Work Arrangement Means B Work Holding Means C Gap Adjusting Means D Work Conveying Means E Work Alignment Means W Work Wa Positioning Holes 1 Work Alignment Equipment 2a Partition Members 2b Restriction Members 3 Conveyor Devices 4 Jigs 5 Work Stoppers 6 Air Cylinders 7 Grooves 8 Work alignment section 9 Strut 10 Guide pin 11 Air cylinder (elevating means) 12 Guide member 14, 14 ', 14 "Moving plate 15 Bracket 16, 16', 16" Bracket 18 Mounting table 20, 21 Block body (for gap adjustment) 22, 27 Block body (for positioning) 23, 24 Mounting member 25, 26 Air cylinder (exchange means) 28, 29 Restricting member 30 Connecting member 31, 32 Air cylinder (biasing means) 33, 34 Stopper 35 Guide rail 36 Positioning Stopper 37 shock absorber

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Nobuo Motomura 1907 Hirata-cho, Suzuka-shi, Mie Honda Motor Co., Ltd. Suzuka Manufacturing Co., Ltd. Giken Industry Co., Ltd. Saitama Factory

Claims (2)

[Claims] 1. A work arranging device for arranging works having positioning holes conveyed by a conveyor device or the like in a row or column arrangement at a predetermined interval, and stopping the works provided at a terminal end of the conveyor device. The work W is stopped by a work stopper and a restriction member that restricts the lateral movement of the work.
Work arranging means for arranging, a guide pin positioned below the work arranged and stopped by the work arranging means, and having a needle-shaped head portion capable of passing through a positioning hole of the work, and the guide pin for the work. A plurality of work holding means including a lifting means for raising and lowering the work and a work holding portion for holding the work centered by the guide pins; and the work pins arranged between the work holding means, and the guide pins are arranged in the work arrangement means. Gap adjusting means for adjusting the gap of the guide pins so that the workpiece can be positioned below the positioning holes of the workpieces that are stopped and arranged by: and the workpiece held by the workpiece holding means to a predetermined portion together with the workpiece holding means. A work carrying means for carrying, and a connecting member for slidably connecting the work holding means,
Work aligning means including a stopper provided on the connecting member at a predetermined interval, and a biasing means for biasing the work holding means against the stopper as the work holding means moves by the work transporting means, A work aligning device comprising: 2. The gap adjusting means includes a plurality of types of block bodies having different widths, and a block body exchanging means for appropriately exchanging the block bodies interposed between the work holding means. 2. The work aligning apparatus according to claim 1, wherein the block body interposed between the work holding means is replaced with another block body having an appropriate width to adjust the gap between the work holding means.