JPH0727477U - Sewing machine table - Google Patents

Abstract

(57) [Summary] [Purpose] The sliding plate provided on the sewing machine bed can be moved without raising the sewing machine arm so that bobbin replacement work and attachment removal work can be performed easily and quickly. [Structure] Sliding groove portions 6 and 8 that extend to the groove portions 3 and 5 formed in the sewing machine bed B and are formed up to the edge portion of the sewing machine table T to slidably accommodate the sliding plates 1 and 4 are formed. The auxiliary plates 7 and 9 which are always inserted into the slide groove portions 6 and 8 and whose upper surfaces are at the same height as the sewing machine bed B or the sewing machine table T are configured to be provided, and the auxiliary plates 7 and 9 are provided outside the sewing machine table T. The sliding plates 1 and 4 can be moved from the groove portions 3 and 5 to the sliding groove portions 6 and 8 that are moved in the direction and opened.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a cloth mounting table of a sewing machine for mounting cloth horizontally.

[0002]

[Prior art]

 FIG. 5A is an external perspective view showing a sewing machine, in which M is a sewing machine arm and B is a sewing machine bed integrally formed with the sewing machine arm M. Further, T is a sewing machine table, and this sewing machine table T has a slot 2 into which the sewing machine bed B is fitted, and its upper surface is set to be flush with the upper surface of the sewing machine bed B. Has been done.

Reference numeral 1 denotes a sliding plate, and this sliding plate 1 covers the through window 10 formed in the sewing machine bed B for replacing a bobbin of a rotary hook installed below the sewing machine bed B. It is provided in B. The through window 10 is formed from the edge of the sewing machine bed B to a position above the rotary hook A, as shown in FIG.

The sliding plate 1 is slidable in the direction of the arrow by the groove 3 formed along the peripheral edge of the through window 10, and its upper surface is set at the same height as the upper surface of the sewing machine bed B. Has been done.

By the way, in order to move the sliding plate 1 and open the through window 10 in order to replace the bobbin of the rotary hook, the sewing machine arm M is raised as shown in FIG. It is necessary to open the sewing machine table B with respect to the sewing machine table T. That is, since the upper surface of the slide plate 1 is at the same height as the upper surface of the sewing machine bed B and also at the same height as the upper surface of the sewing machine table T, as shown in FIG. Since the sewing machine table T is located in the movement path of the sliding plate 1 when it is inserted into the slot 2 of the table T, the sliding plate 1 cannot be moved with the sewing machine bed B in the normal position. Is.

On the other hand, in FIG. 5 (a), reference numeral 4 is a slide plate for installing an attachment such as a winding tool, and this slide plate 4 is arranged from the edge of the sewing machine bed B as shown in FIG. 5 (b). It is slidably inserted in the groove direction 5 formed in the sewing needle N direction in the arrow direction, and its upper surface is set at the same height as the upper surface of the sewing machine bed B. In order to install the predetermined attachment on the sliding plate 4, the sliding plate 4 may be removed from the sewing machine bed B, the predetermined attachment may be installed on the sliding plate 4, and then the sliding plate 4 may be attached to the sewing machine bed B.

By the way, in order to remove the sliding plate 4 from the sewing machine bed B, the sewing machine arm M is raised as shown in FIG. Need to be open with respect to. That is, the upper surface of the sliding plate 4 is at the same height as the upper surface of the sewing machine bed B, as is the case with the sliding plate 1 described above, and is also at the same height as the upper surface of the sewing machine table T, so that FIG. When the sewing machine bed B is inserted into the slot 2 of the sewing machine table T, as shown in, the sewing machine table T is located in the movement path of the sliding plate 4, and therefore the sliding plate 4 cannot be pulled out. Because. In other words, in the sewing machine shown in FIG. 5 and FIG. 6, it is necessary to raise the sewing machine arm M every time the bobbin exchange work of the rotary hook or the attachment removal work is performed, which reduces the efficiency of the sewing work. It was the cause.

In order to solve this inconvenience, as shown in FIG. 7, the thickness of the slide plates 1 and 4 is set to a position where the sewing machine table T is lower than the sewing machine bed B and the sewing machine arm M is not raised. A sewing machine in which 1 and 4 are slidable is also known. However, in such a sewing machine in which the heights of the sewing machine bed B and the sewing machine table T are different from each other, since the cloth is caught on the step portion formed between the sewing machine bed B and the sewing machine table T, the cloth is smoothly slid while the sewing needle N is being slid. It becomes difficult to send it to the sewing machine and the sewing work becomes complicated. Further, due to the step between the sewing machine bed B and the sewing machine table T, wrinkles are generated in the fabric below the sewing needle N, which causes unevenness in the formed seams, which is a cause of deterioration in the quality of the sewn product.

[0009]

[Means for Solving the Problems]

 A cloth mounting table for a sewing machine according to the present invention includes a groove formed on an upper surface of a sewing machine bed, and a sliding plate fitted in the groove and the upper surface of which is slidably held at the same height as the upper surface of the sewing machine bed. And a sliding groove portion that extends to the groove portion and is formed up to the edge of the sewing machine table to slidably store the sliding plate, and is always inserted into the sliding groove portion, and the upper surface thereof is a sewing machine bed or a sewing machine. And an auxiliary plate that is flush with the upper surface of the table.The auxiliary plate is moved outward of the sewing machine table so that the sliding plate can be moved from the groove to the opened sliding groove. , The above-mentioned conventional problems are to be solved.

[0010]

[Action]

 In the cloth placing table of the sewing machine according to the present invention, when the auxiliary plate is moved outward of the sewing machine table, the sliding groove portion is opened, and the sliding plate is moved from the groove portion of the sewing machine bed into the opened sliding groove portion. As a result, the groove covered by the sliding plate is opened, and bobbin replacement work can be performed using the through window in the groove. On the other hand, it is possible to easily perform the work such as attaching the attachment by pulling out the sliding plate that has moved to the sliding groove portion. Further, since the sliding plate is normally inserted into the groove and the auxiliary plate is inserted into the sliding groove, the cloth mounting table of the sewing machine has a flat surface, and the cloth is laid horizontally.

[0011]

【Example】

 An embodiment of the present invention will be described with reference to the drawings. Note that the same or corresponding portions as those of the conventional example will be described by attaching the same reference numerals. 1 to 4 are views showing an embodiment of a cloth mounting table of a sewing machine according to the present invention. In FIG. 1, reference numeral 1 is a sliding plate, and this sliding plate 1 is provided on the sewing machine bed B so as to cover a through window 10 formed on the sewing machine bed B for replacing the bobbin of the rotary hook. The sliding plate 1 is slidable in the groove 3 formed along the peripheral edge of the through window 10, and the upper surface thereof is set at the same height as the upper surface of the sewing machine bed B. (See FIG. 5 (b))

Reference numeral 6 is a slide groove portion extending to the groove portion 3 and extending to the edge portion of the sewing machine table T. The slide groove portion 6 has a recess having a sufficient size to accommodate the slide plate 1. Are formed from. Reference numeral 7 is an auxiliary plate that is slidable in the slide groove portion 6. This auxiliary plate 3 has the same shape as the inner shape of the slide groove portion 6, and can be inserted into the slide groove portion 6 without forming a gap. The lower surface is provided with a magnet plate, and the upper surface is set at the same height as the upper surface of the sewing machine table T.

On the other hand, 4 is a slide plate for installing the attachment, and this slide plate 4 is slidably inserted into a groove portion 5 formed in the sewing needle N direction from the edge of the sewing machine bed B. , Its upper surface is flush with the sewing machine bed B. (Refer to FIG. 5 (b)) 8 is a slide groove portion extending to the groove portion 5 and extending to the edge of the sewing machine table T. The slide groove portion 8 accommodates the slide plate 4. It is formed from a recess that is large enough to Reference numeral 9 is an auxiliary plate that is slidable in the sliding groove portion 8. This auxiliary plate 9 has the same shape as the inner shape of the sliding groove portion 8 and can be inserted without forming a gap in the sliding groove portion 8. A magnet plate is provided on the lower surface, and the upper surface is set at the same height as the upper surface of the sewing machine table T.

In the cloth placing table of the sewing machine having the above structure, when performing the bobbin exchange work of the rotary hook, first, as shown in FIG. 2, the auxiliary plate 7 is directed toward the outside of the sewing machine table T and the sliding groove portion 6 The slide groove portion 6 is opened by sliding it inside. Then, as shown in FIG. 3, by moving the sliding plate 1 toward the inside of the sliding groove portion 6 which is in an open state, the through window 10 can be opened, and from this through window 10, the rotary hook A of the rotary hook A is opened. It is possible to perform bobbin replacement work.

As shown in FIG. 3, the sliding groove portion 6 having a sufficient size for housing the sliding plate 1 has a space 6a on both sides of the sliding plate 1 when the sliding plate 1 is housed. Since it is formed, it is possible to easily take out the sliding plate 1 from the sliding groove portion 6 by inserting the fingertip into the space 6a and picking up the sliding plate 1.

On the other hand, when removing the attachment in the cloth mounting table of this sewing machine, first, as shown in FIG. 2, the auxiliary plate 9 is slid in the sliding groove portion 8 toward the outside of the sewing machine table T. Then, the sliding groove portion 8 is opened. Next, as shown in FIG. 3, the sliding plate 4 is moved into the sliding groove 8 which is in the open state, and the sliding plate 4 is pulled out from the sewing machine bed B. The sliding groove portion 8 having a size large enough to accommodate the sliding plate 4 forms voids 8a on both sides of the sliding plate 4 when the sliding plate 4 is accommodated. Then, by inserting a fingertip into the space 8a and picking up the sliding plate 4, the sliding plate 4 can be easily taken out from the sliding groove portion 8.

Further, for example, an attachment such as a winding tool for making the cloth into a tubular shape is installed on the slide plate 4 taken out, and the slide plate 4 is first inserted into the slide groove portion 8 and then inside the groove portion 5. The sliding plate 4 can be attached to a fixed position of the sewing machine bed B by moving to. Further, the sliding groove portion 8 is opened, the cloth is held by a predetermined attachment installed on the sliding plate 4, and the sliding plate 4 is slid in the groove portion 5 to feed the cloth toward the sewing needle N. For example, it is possible to form a proper straight seam.

On the other hand, at the time of normal sewing, as shown in FIG. 1, the sliding plates 1 and 4 are installed at the fixed positions in the grooves 3 and 5, respectively, and the auxiliary plates 7 and 8 are inserted in the sliding grooves 6 and 8. By inserting 9, the upper surface of the cloth placing table of the sewing machine can be made flat, and the cloth can be smoothly fed in the N direction without generating wrinkles. The auxiliary plates 7 and 9 are inserted into the sliding groove portions 6 and 8 without a gap, and the magnet plate provided on the lower surface is attracted to the sewing machine table T. Therefore, the auxiliary plates 7 and 9 are displaced due to vibration of the sewing machine or the like. It never happens.

Further, in this embodiment, an example in which the slide groove portion 6 of the slide plate 1 is formed on the sewing machine table T is shown. However, one or both of the slide groove portions 6 and 8 are formed on the sewing machine bed as shown in FIG. The same effect can be obtained by forming the auxiliary plate 7 or 9 in B and removing the auxiliary plate 7 or 9 from the slide groove portion 6 or 8 and moving the slide plate 1 or 4 into the slide groove portion 6 or 8.

[Effect of device]

 As described above, the cloth mounting table of the sewing machine according to the present invention has the groove formed on the upper surface of the sewing machine bed and the upper surface of the groove which is fitted in the groove so that the upper surface of the sewing machine bed is flush with the upper surface of the sewing machine bed. A slide plate that is held so that it can be held, a slide groove that extends to the groove and is formed up to the edge of the sewing machine table, and that slidably accommodates the slide plate, and that is normally inserted into the slide groove. An auxiliary plate whose upper surface is flush with the upper surface of the sewing machine bed or the sewing machine table, and the auxiliary plate is moved outward from the sewing machine table to move the sliding plate from the groove to the opened sliding groove. Since it is possible, the bobbin exchange work of the rotary hook and the attachment removal work can be performed without raising the sewing machine arm, and the work efficiency can be improved. Further, at the time of sewing, the upper surface of the cloth placing table of the sewing machine can be made flat so that proper seams can be formed without causing wrinkles in the cloth.

[Brief description of drawings]

FIG. 1 is an external perspective view showing an embodiment of a cloth mounting table of a sewing machine according to the present invention.

FIG. 2 is an external perspective view showing a state in which an auxiliary plate is removed from the cloth mounting table of the sewing machine shown in FIG.

3 is an external perspective view showing a state in which a slide plate of the cloth mounting table of the sewing machine shown in FIG. 1 is moved.

FIG. 4 is a view showing a cloth placing table of a sewing machine according to another embodiment of the present invention, and is an external perspective view showing the cloth placing table of the sewing machine in which the sliding groove portion is formed in the sewing machine bed.

FIG. 5 is an external perspective view showing a conventional sewing machine.

FIG. 6 is a front view showing a state in which the sewing machine arm is raised from the sewing machine table.

FIG. 7 is an external perspective view showing a conventional sewing machine in which the sewing machine table is set at a position lower than the sewing machine bed.

[Explanation of symbols]

 1 Sliding plate 3 Groove part 6 Sliding groove part 7 Auxiliary plate B Sewing bed T Sewing machine table

Claims (1)

[Scope of utility model registration request] 1. A sewing machine bed integrally formed with a sewing machine arm, a sewing machine table having a slot into which the sewing machine bed is fitted and having an upper surface flush with the sewing machine bed.
In a cloth placing table of a sewing machine for placing cloth horizontally, a groove formed on the upper surface of the sewing machine bed and a top surface of the groove which is fitted into the groove and is flush with the upper surface of the sewing machine bed. A sliding plate that is held so that it can be extended to the groove and is formed to the edge of the sewing machine table,
And a slide groove portion that slidably accommodates the slide plate, and an auxiliary plate that is always inserted into the slide groove portion and has an upper surface flush with the upper surface of the sewing machine bed or the sewing machine table. A cloth placing table for a sewing machine, characterized in that the plate is moved to the outside of the sewing machine table so that the sliding plate can be moved from the groove to the opened sliding groove.