JP2001017768A - Sewing machine and sewing machine frame - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce the carrying cost of a sewing machine. SOLUTION: This sewing machine frame 2 has bases 3 extending forward/ backward located right and left on the floor surface with an interval between each other. Each base 3 consists of a main body 11 and a front part 12, and the front part 12 is detachable from the main body 11. By attaching the front part 12 detached from the base 3 to the surface of the sewing machine frame 2, it can be used as an auxiliary carrier of the sewing machine frame 2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sewing machine and a sewing machine frame.

[0002]

2. Description of the Related Art FIG. 7 shows a conventional sewing machine 50 and a sewing machine frame 51. The sewing machine 50 and the sewing machine frame 51 are provided with a base 52 extending in the front and rear direction, which is disposed on the floor with a space left and right. A pair of pillars 53 erected on the upper surfaces of both bases 52, an upper frame 54 fixed in a state of being bridged over the high portions of both pillars 53, and a middle frame of both pillars 53 And a lower frame 55 fixed in a closed state. Four sewing heads 56 are lined up on the left and right on the upper frame 54, and four beds 57 are lined up on the lower frame 55 corresponding to the sewing heads 56. The base 52 is formed long in the front-rear direction in order to stabilize the center of gravity of the sewing machine 50 and reduce vibration of the sewing machine 50.

[0003]

However, if the base 52 is long in the front and rear directions, the space occupied by the sewing machine 50 and the sewing machine frame 51 becomes large, and the number of the sewing machines 50 and the sewing machine frames 51 that can be stored in a predetermined space becomes large. There is a problem that the transportation cost increases because the number decreases.

[0004] An object of the present invention is to provide a sewing machine and a sewing machine frame which can solve the above-mentioned problems and can reduce the cost for transportation.

[0005]

In order to achieve the above object, a sewing machine frame according to the present invention comprises: It is characterized in that the front side or the rear side of the table is configured to be removable.

[0006] By attaching the front side or the rear side removed from the base to the surface of each part of the sewing machine frame, it can be configured to be usable as a movement assisting tool for the sewing machine frame. The following embodiments can be exemplified.

(1) The front side or the rear side is attached to the left and right ends of the lower surface of the upper frame so as to extend back and forth, and wires for suspending the sewing machine frame are attached to the front side or the rear side. An aspect configured so that it can be inserted into the inside of the.

(2) A front portion or a rear portion is attached to the center of the upper surface of the upper frame so as to extend left and right along the upper frame, and wires for suspending the sewing machine frame are attached to the front or rear portions. An aspect configured to be insertable into the inside of the unit.

(3) A front portion or a rear portion is attached to each of the left and right ends of the upper surface of the upper frame so as to extend back and forth, and wires for suspending the sewing machine frame are attached to the front or rear portions. An aspect configured to be insertable inside.

(4) The front or rear portion is attached to the front surface of the lower frame such that the lower surface of the front or rear portion is flush with the lower surface of the lower frame. And a lower surface of the lower frame and the lower frame can be lifted by a fork of a forklift.

(5) A front portion or a rear portion is attached to the left and right ends of the lower surface of the lower frame so as to extend in the front-rear direction, and a pipe extending in the front-rear direction between the front or rear portion and the column is attached. A mode in which a wire for suspending the sewing machine frame is arranged and inserted into the pipe.

(6) Front and rear sides are attached to the left and right ends of the lower surface of the lower frame so as to extend left and right along the lower frame, and the lower surface of the front or rear portion is jacked up. An aspect configured to be possible.

[0013] The sewing machine frame of the present invention is a sewing machine frame provided with a base extending in the front-rear direction, which is disposed on the floor at an interval on the left and right, wherein the front side or the rear side of the base is extended in the front-rear direction. It is characterized in that it can be configured.

A sewing machine according to the present invention comprises the above-described sewing machine frame and a front or rear side of a table on which a sewing frame for mounting a work cloth is installed below the sewing machine head. are doing.

Further, the sewing machine of the present invention includes the above-described sewing machine frame, and is capable of extending and retracting a front side or a rear side of a table on which a sewing frame for mounting a work cloth under the sewing machine head is mounted. It is composed.

[0016]

1 to 6 show a sewing machine 1 and a sewing machine frame 2 according to an embodiment of the present invention. As shown in FIGS. 1 and 2, the sewing machine frame 2 includes bases 3 that extend to the front and rear and are disposed on a floor surface 20 with a left and right space, a support 4 that stands on each base 3, and both supports. An upper frame 5 fixed in a state of being bridged over a high portion of the support 4, and a lower frame 6 fixed in a state of being bridged in a middle and high portion of the both columns 4. At a corner between the upper surface of the base 3 and the front surface of the column 4, an oblique member 7 for reinforcing the corner is provided. In addition, support column 4, upper frame 5, lower frame 6
Uses a steel pipe having a square cross section. Although not particularly limited, in the present embodiment, the upper frame 5 and the lower frame 6
Use high rigidity steel pipes. As will be described later, a plurality of sewing heads 8 and beds 9 are attached to the upper frame 5 and the lower frame 6, respectively.

The base 3 includes a base body 11 made of a steel pipe extending in the front-rear direction, and a base front side 12 inserted in the base body 11 so as to be slidable back and forth and removably.
The base 3 moves back and forth between an extended position 18 in which the base front side portion 12 extends forward with respect to the base main body 11 and a retracted position 19 which is retracted rearward. Is to expand and contract.

On the front side of the upper surface of the base body 11, the base body 11
A pair of front and rear through holes 11a communicating with the inside of the base is provided, and a female screw hole 12a communicating with each through hole 11a at the extension position 18 is provided at the rear end of the upper surface of the base front side portion 12. . The base body 11 and the base front side portion 12 are fixed at the extended position 18 by inserting the through holes 11a and screwing the bolts 14 into the female screw holes 12a. The base body 11 and the base front side 12
And a roll pin that penetrates the base body 11 and the base front side portion 12 can be connected firmly.

At the front end of the bottom surface of the base front side portion 12 and at the front and rear ends of the bottom surface of the base body 11, floor contact portions 13 are provided. Of these, the base front side 1
The front end of the bottom surface of the base 2 and the floor contact portion 13 at the rear end of the bottom surface of the base main body 11 are provided so that the tips of the male screw portions project toward the floor surface 20 and the heights of the protrusions can be adjusted. A bolt 15 is provided as height adjusting means.
5, the sewing machine frame 2 is adjusted so as to be horizontal.

In the sewing machine frame 2, for example, as shown below, the base front side 12 removed from the base body 11 is attached to the surface of each part of the sewing machine frame 2, so that It is configured to be usable as a movement aid. The means for attaching the base front side portion 12 to the sewing machine frame 2 is not particularly limited. For example, a through hole and a female screw hole (both holes are omitted in the drawings) are provided in the base front side portion 12 and the sewing machine frame 2 respectively. ), And means for attaching the bolt 14 by inserting and screwing the bolt 14 into both holes.

(1) As shown in FIG. 3, front bases 12 are attached to the left and right ends of the lower surface of the upper frame 5 so as to extend back and forth, and wires 21 for suspending the sewing machine frame 2 are provided. A mode in which each base front side portion 12 is configured to be able to be inserted into the inside.

(2) As shown in FIG. 4, a base front side portion 12 is attached to the center of the upper surface of the upper frame 5 so as to extend left and right along the upper frame 5 to suspend the sewing machine frame 2. A mode in which the wire 21 is configured to be inserted into the inside of each base front side portion 12.

(3) As shown in FIG. 5, front bases 12 are attached to the left and right ends of the upper surface of the upper frame 5 so as to extend back and forth, and wires 21 for suspending the sewing machine frame 2 are provided. A mode in which each base front side portion 12 is configured to be able to be inserted into the inside.

(4) The base front side portion 12 is attached to the front surface of the lower frame 6 so that the lower surface of the base front side portion 12 is flush with the lower surface of the lower frame 6 as shown in FIG. Base front side 12
And the lower surface of the lower frame 6 can be lifted by a fork 22 of a forklift.

(5) As shown in FIG. 4, the front base 12 is attached to the left and right ends of the lower surface of the lower frame 6 so as to extend in the front-rear direction. A mode in which pipes 23 extending in the front-rear direction are arranged between the pipes 23 and wires 21 for suspending the sewing machine frame 2 can be inserted into the pipes 23.

(6) As shown in FIG. 5, the base front side portions 12 are respectively provided on the left and right end sides of the lower surface of the lower frame 6.
So that it extends to the left and right along
The lower surface of the device can be lifted by the jack 24.

According to the sewing machine frame 2 configured as described above, since the base front side portion 12 is configured to be removable and extendable, the following effects can be obtained.

(1) When the base front side 12 is moved to the retreat position 19 or when the base front side 12 is removed from the base main body 11, the depth (front-rear width) of the sewing machine frame 2 is reduced. . For this reason, when transporting the sewing machine frame 2, the number of sewing machine frames 2 that can be stored in a predetermined space increases, and the transport cost can be reduced. Also,
When the sewing machine frame 2 is manufactured, it can be easily attached to a small processing machine.

(2) When the base front side portion 12 is arranged at the extension position 18 and is fixed to the base main body 11 with bolts 14, the base 3 of the sewing machine frame 2 becomes longer in the front-rear direction. At the time of installation, the center of gravity of the sewing machine 1 is stabilized, and the vibration of the sewing machine 1 is reduced.

Further, since the removed base front side portion 12 is attached to the surface of each part of the sewing machine frame 2 so as to be usable as a movement assisting tool for the sewing machine frame 2, the sewing machine frame 2 can be easily moved. can do.

Next, as shown in FIG. 6, the sewing machine 1 according to the present embodiment has a sewing machine frame 2 and a plurality of sewing machines 1 (in the example shown in FIG.
Four heads 8, a plurality of beds 9 corresponding to each of the sewing heads 8, which are arranged on the front of the lower frame 6 of the sewing machine frame 2 on the left and right sides, and a table support member (shown in FIG. And a sewing frame 31 mounted on the table 30 and driven forward, backward, left and right by a frame driving mechanism (not shown). A work cloth is stretched over the sewing frame 31, and the sewing work is performed on the work cloth by cooperation of the needle 32 of the sewing machine head 8 which is driven up and down and a shuttle (not shown) built in the bed 9. It has become.

The table 30 includes a table body 33
And a table front side portion 34 detachably attached to the front side of the table main body 33.

According to the sewing machine 1 configured as described above,
In addition to the effect of the sewing machine frame 2, the sewing machine frame 2 is configured as described above, and the table body 3
Since the table front side portion 34 is configured to be detachable from the sewing machine 1, the sewing machine frame 2
Of the sewing machine 1 by moving the base front side 12 of the sewing machine 1 to the retreat position 19, or by removing the base front side 12 from the base body 11 and removing the table front side 34.
Of the sewing machine 1 becomes shorter, the number of sewing machines 1 that can be stored in a predetermined space increases, and the transportation cost can be reduced.

Note that the present invention is not limited to the configuration of the above-described embodiment, and may be embodied by appropriately changing the scope of the invention as follows, for example, as follows. (1)
The table front side portion 34 is configured to be able to expand and contract back and forth with respect to the table body 33. (2) Base 3 or table 3
0 is configured to be detachable and extendable from the base main body 11 or the table main body 33.

(3) Base body 11 at extension position 18
The length of the base front side portion 12 projecting forward from the front can be adjusted. For example, the through hole 11a provided at the front end of the base main body 11 may be formed as a long hole extending in the front and rear direction, or the base front side portion 12 may be provided with at least two sets of female screw holes 12a in the front and rear direction. An example in which the length of the base front side portion 12 protruding forward from the base body 11 can be adjusted can be exemplified.

(4) The numbers of the sewing head 8 and the bed 9 are appropriately changed.

[0037]

As described above in detail, according to the sewing machine frame according to the first and third aspects of the present invention and the sewing machine according to the fourth and fifth aspects of the present invention, the cost for transportation can be reduced. It has the effect.

In addition to the above effects, the sewing machine frame according to the second aspect of the present invention can easily move the sewing machine frame.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a sewing machine frame according to an embodiment of the present invention.

FIG. 2 is a right sectional view taken along line II-II of FIG.

FIG. 3 is a perspective view showing how to use a front side of a base of the sewing machine frame.

FIG. 4 is a perspective view showing another method of using the front side of the base of the sewing machine frame.

FIG. 5 is a perspective view showing another method of using the front side of the base of the sewing machine frame.

FIG. 6 is a perspective view showing a sewing machine provided with the sewing machine frame.

FIG. 7 is a perspective view showing a conventional sewing machine and a sewing machine frame.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 sewing machine 2 sewing machine frame 3 base 4 support 5 upper frame 6 lower frame 8 sewing head 9 bed 12 base front side 18 extended position 19 evacuation position 20 floor surface 30 table 34 table front side

Claims (5)

[Claims] 1. A sewing machine frame provided with a base extending in the front-rear direction and arranged on a floor surface at an interval on the left and right, wherein a front side or a rear side of the base is detachable. Sewing frame. 2. The sewing machine frame according to claim 1, wherein the front side portion or the rear side portion removed from the base is attached to a surface of each portion of the sewing machine frame so as to be usable as a movement assisting tool of the sewing machine frame. . 3. A sewing machine frame provided with a base extending in the front-rear direction and arranged on the floor surface at an interval on the left and right, wherein a front side or a rear side of the base is configured to be extendable in the front-rear direction. And sewing machine frame. 4. The table according to claim 1, wherein a front side or a rear end of a table on which a sewing frame on which a work cloth is stretched under the sewing head is placed is detachable. Sewing machine with a sewing machine frame. 5. The table according to claim 1, wherein a front side portion or a rear end portion of a table on which a sewing frame for stretching a work cloth is mounted below the sewing head is extendable back and forth. A sewing machine provided with the sewing machine frame according to 1.