KR102396391B1 - Automatic bolt fastening device for furniture - Google Patents

Abstract

The present invention provides an automatic bolt assembly apparatus for furniture, which is able to be assembled by matching the fastening position of a bolt, and more specifically, to be properly applied to the assembly of furniture of small quantity batch production such as hinges and control units of furniture, chairs, and tables, comprising: an apparatus mainframe installed having a vertical height from the floor; a worktable having a plate-shaped work plate with a jig means for supporting a workpiece in the correct posture by being prepared on a part of the apparatus mainframe; a fastening means prepared on the upper side of the worktable on the apparatus mainframe, and fastening a bolt with an attached material inputted into the surface of the workpiece by rotating and elevating the bolt; and a bolt supplier supplying the bolt to the fastening means.

Description

Automatic bolt fastening device for furniture}

The present invention relates to an automatic bolt assembly apparatus for furniture which is designed to increase productivity by automating bolt assembly when assembling furniture such as hinges and adjustable feet of furniture, chairs, tables, and the like.

Specifically, it relates to an automatic furniture bolt assembly device that is adjusted and assembled to fit the fastening position of the bolt, and in particular, can be applied to a variety of small production such as furniture hinges and adjustable feet assembly, chairs, etc. .

More specifically, it relates to an automatic furniture bolt assembling apparatus capable of effectively reducing a spatial occupancy area and improving usability.

In general, a chair is composed of a seat with a cushion for sitting, a backrest coupled to the seat to support the back of the body, and legs supporting the pedestal.

In these chairs, the legs of office chairs mainly used in general offices are equipped with wheels to be movable, and a cushion material is embedded in the backrest to support the waist, and the angle between the seat and the backrest is within a certain range. An angle adjusting device capable of adjusting the pedestal is installed, and the leg supporting the pedestal may have a configuration in which a height adjusting device is installed to adjust the overall height of the pedestal.

Although such a chair is designed to have a structure that can reduce fatigue even when sitting for a long time while being free to move according to the purpose of use, unlike a sofa, the seat and back are made of a relatively strong material.

In the above, the pedestal is usually made in a 'plate' shape with a flat top; Mainly, it may consist of a base plate, a core plate laminated on the base plate and having cushioning properties, and an upper cover laminated while covering the upper part of the core plate to protect the core plate from the outside.

That is, the upper cover and the base plate are each configured to protect the upper and lower portions around the core plate having a cushioning force while surrounding the upper and lower portions.

In addition, the legs may be bound to the bottom surface of the base plate to support it against the floor; In this case, the base plate and the leg may be assembled by being coupled through bolt fastening.

On the other hand, in recent years, automatic bolt assembly devices have been proposed to automatically fasten the bolts to assemble the assembly to increase productivity.

As one of them, there is Korean Patent Application No. 10-2018-0068370 (Name: Blind bolt automatic assembly and caulking device/2018.06.14.), and as is known in the publication, a male screw part and one end of the male screw part a bolt having a coupling part formed in the coupling part and a head formed at one end of the coupling part; and a sleeve having a body fitted to the coupling portion of the bolt by press-fitting and a flange protruding outwardly from the body toward the opposite end of the head, the number of bolts a first transfer unit for transferring the temporary assembly in which the sleeve is inserted into the screw portion to the assembly position; an assembly unit for press-fitting a coupling portion of the bolt into the sleeve by pressing the head of the bolt toward the sleeve in the temporary assembly transferred to the assembly position; a second transfer unit for transferring the assembly in which the coupling portion of the bolt is press-fitted into the sleeve to a caulking position; and a caulking part for pressing the sleeve to the coupling part by pressing the outer circumferential surface of the sleeve toward the coupling part in the assembly transferred to the caulking position.

And, in Korean Patent Application No. 10-2017-0171122 (name: automatic bolt and nut assembly device/2017.12.13.), as is known in the publication, a nut supply unit for aligning and supplying nuts and a bolt are aligned and a bolt supply unit for supplying a nut supplied from the nut supply unit and disposed at an assembly position, and a nut loading unit for supporting the nut so that the female screw of the nut is opened up and down; and a bolt loading part for supporting the bolt so that the head of the bolt faces upward, and a tightening tool that is installed on the upper side of the bolt loading part and comes into contact with the head of the bolt so as to rotate the bolt and rotating the tightening tool A bolt and nut automatic assembly device comprising: an assembly unit including an assembly motor; and an elevating driving unit for lowering the assembly unit so that the tightening tool comes into contact with the head of the bolt and raising the assembly unit so that the tightening tool is spaced apart from the head of the bolt. is described.

On the other hand, in Korean Patent Application No. 10-2014-0050759 (name: automatic bolt assembly device/2014.04.28.), as is known in the publication, the automatic bolt assembly device has a spindle capable of fixing bolts at one end. and a spindle module having a torque sensor unit capable of measuring the torque of the bolt; a sliding module for moving the spindle module; and a jig module having a clamp for fixing a workpiece and at least one cylinder unit for vertical movement of the clamp, wherein the spindle module further includes a position conversion unit for movement in a direction perpendicular to the longitudinal direction of the spindle, , an automatic bolt assembly device in which elastic means for alleviating the repulsive force generated during the fastening of the bolt to the spindle module are disposed.

In addition, in Korea Utility Model Application No. 20-2003-0034523 (name: automatic bolt assembly device / 2003.11.04.), as is known in the publication, a plurality of generally long pin-shaped bolts, one end of the bolt It is an automatic bolt assembly device for assembling and mounting on each of the plurality of bolt fixing parts of a bracket having a plurality of bolt fixing parts for heating and press-fitting to weld, specifically: at least for aligning and continuously supplying bolts in a line one feeding means; at least one extrusion means for stopping the bolts supplied by the feeding means at a first position, and for moving the bolts stopped at the first position to a second position one by one; at least one transfer means for transferring the bolt moved to the second position by the extrusion means to a third position for heating one end of the bolt; heating means for heating one end of the bolt transferred to the third position; and a robot means for gripping the bolt heated by the heating means and press-fitting the bolt into the bolt fixing part of the bracket is described.

Korean Patent Application No. 10-2018-0068370 (2018.06.14.) Korean Patent Application No. 10-2017-0171122 (2017.12.13.) Korean Patent Application No. 10-2014-0050759 (2014.04.28.) Korea Utility Model Application No. 20-2003-0034523 (2003.11.04.)

However, the conventional automatic bolt assembly apparatus as described above has a problem in that it cannot be suitably applied to small quantity production of various types such as chairs and tables.

That is, there is a problem in that workability is poor because it is inconvenient to switch to an assembly position that is matched with various bolt fastening positions.

In particular, since it is difficult to simultaneously perform a plurality of bolt fastening operations, there is a problem in that it is difficult to properly apply attachments (legs, etc.) to the surface of the workpiece (legs, etc.) in which a plurality of bolts are fastened.

In addition, it is not possible to efficiently reduce the space occupied by the device, and there is a problem in that usability is poor.

The present invention has been proposed to solve the conventional problems as described above, and an object of the present invention is to increase productivity by automating bolt assembly when assembling furniture such as chairs and tables. It is intended to provide an automatic furniture bolt assembly device that is adjusted and assembled to fit the position, and in particular can be applied to small and medium-sized products such as chairs.

Another object of the present invention is to provide an automatic furniture bolt assembly apparatus capable of effectively reducing the spatial occupancy area and improving usability.

According to the present invention for achieving the object of the present invention as described above, there is provided an automatic furniture bolt assembling device comprising: a device body installed while having a vertical length with respect to the floor; a work table provided on a part of the apparatus body and having a work plate in the shape of a 'plate' on which a jig means for supporting the work in an upright posture is mounted; a fastening means provided on the upper portion of the workbench in the apparatus body and configured to fasten the bolts by elevating the bolts while rotating the bolts with respect to the attachments put on the surface of the work; In an automatic furniture bolt assembly device comprising; a bolt supply device configured to supply the bolt to the fastening means; The fastening means, the main elevating body arranged with a gap on the upper part of the work table in the apparatus body, and the main elevating body through the control of the control means to control the power supply of the power supply to make a vertical linear reciprocating motion a main elevating member having an elevating actuator configured to be indented; A rotating tube formed in a 'pipe (sleeve)' shape penetrating up and down, coupled to the main lifting body, and bound to the screw head of the bolt therein to accommodate a rotating rod to rotate and move; It is provided in the lower part and is made of a 'pipe (管;sleeve)' shape with an inlet pipe connected to one side to receive the bolt supplied from the bolt supplier, and aligning the bolt introduced inside while standing upright a supply member having a supply pipe; A rotary motor configured to generate a rotational force through the control of the control means, and a rotational connection body configured to selectively rotate by transferring the rotational force generated from the rotational motor to the rotating rod disposed inside the rotation tube a rotating member; In the device body, an auxiliary elevating body arranged with a gap on the upper portion of the main elevating body and to which the rotating member is fixed, the auxiliary elevating body is vertically linearly reciprocated through the control of the control means to rotate the rotating member and an auxiliary elevating member having an auxiliary elevating driver configured to selectively elevate and elevate the rotary rod inside the rotary tube.

The automatic furniture bolt assembling device according to the present invention as described above is, when assembling by bolting attachments such as legs to a work piece such as a pedestal or a top plate in furniture such as furniture such as chairs, tables, etc. It not only performs automatic supply of bolts and automatic fastening tasks at the same time, but also has the effect of increasing productivity by realizing automation through power.

In particular, through the process of changing and relocating the position of the rotating tube in the main lifting body, it is adjusted and assembled to fit the fastening position of the bolt, so it can be applied to small and medium-sized products such as chairs and tables. Of course, it is possible to efficiently reduce the spatial occupancy area, which has the effect of improving usability.

1 and 2 are schematic views showing an automatic furniture bolt assembly apparatus according to an embodiment of the present invention.
Figure 3 is a schematic plan view showing an automatic furniture bolt assembly device according to the present embodiment.
Figure 4 is a schematic illustration showing the jig means constituting the furniture bolt automatic assembly apparatus according to the present embodiment.
5 and 6 are schematic exemplary views showing the fastening means constituting the automatic furniture bolt assembly apparatus according to the present embodiment.
7 and 8 are schematic views showing a supply member constituting the automatic furniture bolt assembly apparatus according to the present embodiment.
9 to 13 are schematic exemplary views showing the operating state of the automatic furniture bolt assembly device according to the present embodiment.
14 is a schematic exemplary view showing a control state of the automatic furniture bolt assembly apparatus according to the present embodiment.

Hereinafter, an automatic furniture bolt assembly apparatus according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

Embodiments of the present invention may be modified in various forms, and the scope of the present invention should not be construed as being limited to the embodiments described in detail below. This embodiment is provided to more completely explain the present invention to those of ordinary skill in the art. Accordingly, the shapes of elements in the drawings may be exaggerated to emphasize a clearer description. It should be noted that the same members in each drawing are sometimes shown with the same reference numerals. Detailed descriptions of well-known functions and configurations determined to unnecessarily obscure the gist of the present invention will be omitted.

1 to 14 are views showing an automatic furniture bolt assembling apparatus 1 according to an embodiment according to the present invention. When assembling by bolting the attachments 110 such as legs to the work 100 such as a pedestal or top in multi-product small and medium-sized furniture such as assembly, chairs, tables, etc., automatic supply and automatic supply of a plurality of bolts 10 As well as performing the fastening operations at the same time, it can be suitably applied to implement automation through power to increase productivity.

The automatic furniture bolt assembly apparatus 1 according to this embodiment includes a device body 2 installed while having a vertical length with respect to the floor; A workbench ( 4) and; A fastening means provided on the upper portion of the work table 4 in the apparatus body 2 and configured to fasten the bolts by elevating the bolts 10 while rotating with respect to the attachments 110 that are put on the surface of the work 100. (5) and; and a bolt supplier 200 configured to supply the bolt 10 to the fastening means 5 .

That is, after placing and arranging the workpiece 100 to be worked on the jig means 3 in a state where the jig means 3 is mounted on the work table 4 , on the upper surface of the workpiece 100 After placing the attachment 110 in the correct position, the bolt 10 supplied through the bolt supply 200 is inserted into the bolt fastening position of the attachment 110 through the fastening means 5. The bolt 10 is raised and lowered while rotating and assembled by fastening the bolt.

Accordingly, by realizing the automation of the bolt fastening operation of the attachment 110 to the work 100 by power, economic benefits through productivity increase are realized.

In the above device body 2, the work table 4 and the bolt feeder 200 are installed on the upper surface, respectively, and an idle wheel is provided at the bottom so that the base frame 21 is made easy to move; The base frame 21 is installed while having a length from the upper surface to the upper surface, and the fastening means (5) is fixedly arranged with a fixing base (22); can be made to include.

In the above, the jig means 3 includes a jig plate 31 having a 'plate' shape fixed to the upper surface of the work table 4; Support frames 32 provided on the top of the jig plate 31 and configured to support at least one of the outer surfaces of the work 100; The position of the jig plate 31 with respect to the upper surface is selectively adjusted and the attachment support member 33 configured to support the attachment 110; may be included.

That is, in a state in which the workpiece 100 is supported on the upper portion of the jig plate 31 by the operator so that the outer surface is supported by the support frames 32, the attachment 110 is removed by the operator It may be arranged to be supported through the attachment support member 33 so as to be arranged at the desired position to be assembled.

Accordingly, work efficiency can be maximized.

In the above, the attachment supporting member 33 includes a support 331 on which the outer surface of the attachment 110 is supported; It is fixed to the device body 2 and the support 331 is bound to the end of the rod, and the support 331 is selectively linearly reciprocated on the jig plate 31 through the control of the control means 61. The jig cylinder 332; may be included.

That is, in a state in which the workpiece 100 is mounted on the jig plate 31 by the operator, the jig cylinder 332 is driven to move the support 331 in a straight line to the desired position to work. In the operation, the operator inserts the attachment 110 to be supported by the support 331 .

Accordingly, the attachment 110 is able to be put in the correct position with respect to the work (100).

In addition, when the bolt assembly operation of the workpiece 100 and the attachment 110 is completed through the fastening means 5, the jig cylinder 332 is driven back through the control of the control means 61, After returning the support 331 to its original position so that the support 331 is not located on the upper part of the work 100 , the assembled product is separated from the jig plate 31 to the outside.

In the above-mentioned support body 331, a support plate having a support groove 333 configured to support while enclosing a part of the outer circumferential surface of the attachment 110 to be worked can be detachably attached; The support plate is preferably provided with a plurality of each having the respective support grooves 333 that are respectively fitted to different attachments 110 to be worked, but is not limited thereto.

In the above, the bolt supply 200 is configured and structured such that a plurality of the bolts 10 are aligned in a received state and moved one by one to the input position; It is preferable that the configuration and structure selected by the user from among the conventionally known techniques are suitably applied.

In the automatic furniture bolt assembling apparatus 1 according to this embodiment made as described above, the fastening means 5 is a main elevating body arranged with a gap on the upper portion of the work table 4 in the apparatus body 2 . (51) and a main elevating member having an elevating actuator configured to vertically and linearly reciprocate the main elevating body 51 through the control of the control means 61 to control the power of the power supply unit 62 ( 52) and; A rotating rod 53 formed in a 'pipe (sleeve)' shape penetrating up and down and coupled to the main elevating body 51 and bound to the screw head of the bolt 10 inside to rotate the rod 53 is accommodated. The rotating tube 54 that becomes a rotating tube 54 and an inlet tube 552 provided at the lower part of the rotating tube 54 to receive the bolt 10 supplied from the bolt supply 200 on one side are pipe-connected and penetrated up and down. and a supply member 55 having a supply pipe 551 formed in a 'pipe (sleeve)' shape to align the bolt 10 introduced therein while standing upright.

That is, the lifting driver is driven through the control of the control means 61 to lower the main lifting body 51 in the direction toward the worktable 4 .

Accordingly, the supply member 55 is moved by a selected height in the direction toward the attachment 110 , which is supported by the jig means 3 , and the lower end of the supply pipe 551 is close to the attachment 110 . placed in the designated location.

Therefore, the bolt 10 supplied through the bolt supply 200 is aligned while standing upright inside the supply pipe 551 via the inlet pipe 552, and at the same time as the bolt fastening position of the attachment 110. In accordance with the rotational movement of the rotating rod 53, the bolt 10 is rotated while the bolt is fastened, and after the bolt assembly is completed, the elevator driver is reversely driven through the control of the control means 61. While the main lifting body 51 returns to its original position, it rises in a direction away from the work table 4 .

In the above, the lift driver includes: a lift motor 521 provided on the fixing base 22 and driven under the control of the control means 61 to generate a forward and reverse rotational force; While being screwed with the lifting nut tube 522 provided in the main lifting body 51, it receives the rotational force generated by the lifting motor 521 and rotates forward and reverse to selectively move the main lifting body 51 up and down. It can be made including; elevating screw rod (523).

That is, the lifting screw 523 realizes the lifting operation for the main lifting body 51 while stably realizing a precise moving distance, so that the manufacturing quality can be improved.

In the above, the inlet pipe 552 and the bolt supply 200 may be respectively connected through a connection hose 210 so that the bolt 10 is stably supplied via the connection hose 210 .

Accordingly, it is possible to install the bolt feeder 200 suitable for the installation location, so that usability can be improved.

In the automatic furniture bolt assembly apparatus 1 according to this embodiment made as described above, the fastening means 5 includes a rotation motor 56 configured to generate a rotational force through the control of the control means 61 and; a rotating member 57 having a rotational connection body configured to transmit the rotational force generated from the rotational motor 56 to the rotational rod 53 disposed inside the rotational tube 54 to selectively rotate; Through the control of the auxiliary elevating body 58 to which the rotating member 57 is fixed and arranged with a gap on the upper part of the main elevating body 51 in the apparatus main body 2, and the control means 61 Having an auxiliary elevating actuator configured to selectively elevate and elevate the rotating member 57 by vertically reciprocating the auxiliary elevating body 58 in a vertical direction to elevate the rotating rod 53 inside the rotating tube 54 Auxiliary lifting member (59); is made including.

That is, the auxiliary elevating driver is driven under the control of the control means 61, so that the auxiliary elevating body 58 is lowered in the direction toward the worktable 4, and at the same time, the rotating member 57 moves the control means ( 61) to rotate the rotary rod 53.

Accordingly, while rotational motion force by the rotary member 57 and a linear descending motion force according to the lowering of the auxiliary lifting body 58 are given to the rotary rod 53, the bolt 10 is rotated and pressed while the bolt is fastened. This will be done stably.

In addition, when the bolt fastening operation is completed, the auxiliary lifting actuator is driven back through the control of the control means 61 through the control of the control means 61, so that the auxiliary lifting body 58 is moved to the work table 4 As it rises in a direction spaced apart from the rotation member 57 at the same time as the driving is stopped by the control means 61, it returns to its original position.

In the above, the rotation connector may be configured and structured to rotate by receiving the rotational force generated from the rotation motor 56 and rotate the rotation rod 53 in a flexibly bent state. as; It is preferable that the configuration and structures selected by the user from among the conventionally known techniques are suitably applied.

That is, even when a plurality of the supply members 55 are formed in a densely-dense state so that the rotational force from the rotation motor 56 has a larger interval than the supply members 55 , the plurality of rotations The respective rotational forces of the members 57 may be connected to the respective rotational rods 53 in a bent state of the rotational connector to be transmitted stably.

Accordingly, a plurality of bolt fastening operations can be performed at the same time, so that workability can be maximized.

In the above, the auxiliary elevating driver may be made of a 'cylinder structure' that is driven through the control of the control means (61) to elevate the auxiliary elevating body (58) at the end of the rod; It is preferable to be appropriately applied according to the user's selection.

The operation and effect of the automatic furniture bolt assembling device 1 according to this embodiment made as described above will be described in detail as follows.

In the case of bolting the work (seat, upper plate) 100 and the attachment (leg) 110 through the automatic furniture bolt assembly device 1 according to this embodiment, first, the jig plate 31 is When the workpiece 100 is mounted on the upper part to support it and the operator operates a separate operation means (drive switch) 63, the jig cylinder 332 is driven while the support 331 is moved to the workpiece 100 ) is arranged at a selected position in the upper part, and the attachment 110 is arranged to be supported by the support 331 by the operator.

In this way, when the workpiece 100 and the attachment 110 are respectively placed in the correct positions on the jig means 3, the operator's operation of the operation means 63 or the braking control of the control means 61 is performed. As the main lifting actuator is driven through the main lifting body 51 is lowered and the lower end of the supply pipe 551 is disposed in a position close to the upper portion of the attachment 110 .

When the supply pipe 551 is disposed at the selected position as described above, the bolt 10 is connected to each of the connecting hoses 210 while the bolt supply 200 is driven through the control of the control means 61 . While being supplied to each of the supply pipes 551 via each of the inlet pipes 552 , they are aligned and supplied in an upright position at the position where the bolts 10 are fastened in the attachment 110 .

As described above, when the bolts 10 are inserted into each of the supply pipes 551 , the auxiliary lift driver and the rotary motor 56 are driven through the control of the control means 61 and the rotary tube 54 . ), each of the rotating rods 53 rotate and descend at the same time while screwing each of the bolts 10 and pressurize them through each of the bolts 10 to the work 100 and the attachment 110 ) is bolted together.

When the workpiece 100 and the attachment 110 are bolted together as described above, the driving of the rotary motor 56 is stopped through the control of the control means 61, and the main elevator driver and the auxiliary elevator driver and each of the main lifting and lowering body 51, the auxiliary lifting and lowering body 58, and the supporting body 331 are returned to their original positions while the jig cylinders 332 are each reversely driven; When each of the main elevating body 51, the auxiliary elevating body 58, and the support body 331 is returned to their original positions, a product (furniture) that has been assembled in the jig means 3 by an operator Separate it and move it to a separate place.

It is enough to perform the bolt assembly work for a plurality of furniture while sequentially and repeatedly performing the above-described processes.

One embodiment of the present invention described above is merely exemplary, and those of ordinary skill in the art to which the present invention pertains will appreciate that various modifications and equivalent other embodiments are possible therefrom. . Therefore, it will be well understood that the present invention is not limited to the form mentioned in the above detailed description. Therefore, the true technical protection scope of the present invention should be determined by the technical spirit of the appended claims. Moreover, it is to be understood that the present invention covers all modifications, equivalents and substitutions falling within the spirit and scope of the invention as defined by the appended claims.

1: automatic bolt assembly device 10: bolt
100: work 110: attachment
200: bolt supply 210: connecting hose
2: device body 21: base frame
22: fixing base 3: jig means
31: jig plate 32: support frame
33: attachment support member 331: support
332: jig cylinder 333: jig groove
4: work table 41: work plate
5: fastening means 51: main elevating body
52: main elevating member 521: elevating motor
522: lifting nut tube 523: lifting screw rod
53: rotating rod 54: rotating tube
55: supply member 551: supply pipe
552: inlet pipe 56: rotation motor
57: rotating member 58: auxiliary lifting body
59: auxiliary lifting member 61: control means
62: power supply unit 63: operation means

Claims (1)

The device body (2) installed while having a vertical length with respect to the floor and; A workbench ( 4) and; It is provided on the upper portion of the work table 4 in the device body 2 and is lifted up and down while rotating the bolt 10 with respect to the attachment 110 that is put on the surface of the work 100 to fasten the bolt, and the The main elevating body 51 and the main elevating body 51 disposed at an interval on the upper part of the worktable 4 in the apparatus main body 2 and the control means 61 configured to control the power supply of the power supply unit 62 are controlled, the main elevating and lowering the main elevating body 51 Elevating motor 521 provided on the fixing base 22 of the apparatus main body 2 so as to make the body 51 reciprocate vertically in a straight line and driven through the control of the control means 61 to generate a forward and reverse rotational force. and the main lifting nut tube 522 provided in the main lifting body 51 and screwed together, receiving the rotational force generated from the lifting motor 521 and rotating the main lifting body 51 in a forward and reverse direction to selectively lift and lower the main lifting body 51 A main elevating member 52 having an elevating actuator having an elevating screw rod 523 configured to be indented and formed in a 'pipe (sleeve)' shape penetrating up and down, coupled to the main elevating body 51 and internal An inlet pipe ( A supply member 55 having a supply pipe 551 in which the 552 is pipe-joined and formed in a 'pipe (sleeve)' shape penetrating up and down so that the bolt 10 introduced therein is aligned while standing upright, and the The rotational force generated from the rotational motor 56 to generate rotational force through the control of the control means 61 is transferred to the rotational rod 53 disposed inside the rotational tube 54 to selectively rotate it. A rotating member 57 having a rotating connecting body, and an auxiliary elevating body 58 arranged with a gap on the upper portion of the main elevating body 51 in the device body 2 and to which the rotating member 57 is fixed ) and, through the control of the control means (61), the auxiliary lifting body (58) is vertically linearly reciprocated to selectively elevate the rotating member (57) to raise and lower the rotating rod (53). a fastening means (5) having an auxiliary elevating member (59) having an auxiliary elevating actuator adapted to elevate and lower the rotary tube (54); In the automatic furniture bolt assembly device (1) comprising; a bolt supply device (200) configured to supply the bolt to the fastening means (5);
The jig means (3) is,
a jig plate 31 having a 'plate' shape fixed to the upper surface of the work table 4; Support frames 32 provided on the top of the jig plate 31 and configured to support at least one of the outer surfaces of the work 100; The attachment support member 33, the position of which is selectively adjusted with respect to the upper surface of the jig plate 31, and configured to support the attachment 110; including;
The attachment support member 33,
a support 331 on which an outer surface of the attachment 110 is supported; It is fixed to the device body 2, and the support 331 is bound to the end of the rod, and the support 331 is selectively linearly reciprocated on the jig plate 31 through the control of the control means 61. a jig cylinder 332; including;
In the support 331,
An automatic furniture bolt assembly device, characterized in that the support plate having a support groove 333 formed thereon to support and surround a part of the outer circumferential surface of the attachment 110 to be worked is detachably attached.

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