JP7121869B2 - quick view panel device for sewing machine - Google Patents

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a quick-view panel device for a sewing machine in which a plurality of panels for displaying sewing patterns of the sewing machine can be easily retracted.

2. Description of the Related Art Conventionally, many sewing machines are provided with a display section on which various patterns such as pattern stitches and embroidery stitches and symbols relating to the patterns are described. Then, a desired sewing pattern can be sewn by a computerized sewing machine. The simplest sewing machine of this type is provided with a plurality of panels or cards on which the sewing pattern is written, and the user searches for the desired sewing pattern by a method such as hand-turning, and performs a corresponding operation to obtain the desired sewing pattern. A stitch pattern can be sewn.

Japanese Patent Application Laid-Open No. 2002-200002 discloses that a pattern planisphere is attached to a sewing machine frame. Here, the used pattern chart plate is rotatable by a rotating shaft supported by a bearing portion, and the display portion can be visually recognized by the operator. A desired pattern can be sewn by pressing a corresponding operation key according to the number of patterns indicated on the display section and the pattern number indicated on the pattern.

Japanese Utility Model Laid-Open No. 63-202272 Japanese Utility Model Laid-Open No. 3-68486

In Patent Document 1, the number of planks is one or at most two, and the amount of data for the sewing pattern is limited. In addition, the operation is also troublesome because it is manually turned over. In addition, since it is mounted on the outer surface of the machine frame of the sewing machine, a space is required for this purpose, and there is a risk that the area of the operating portion where various operation buttons or keys are arranged is limited.

Therefore, there is a quick reference table of the type disclosed in Japanese Patent Application Laid-Open No. 2002-200325, which draws out a desired card from a plurality of cards on which predetermined items are written. It is conceivable to use this kind of pattern for a collection of sewing patterns for a sewing machine. In other words, a plurality of quick reference panels on which a plurality of patterns are printed are provided, and are intended to be mounted in the sewing machine frame.

However, in a structure in which a plurality of quick-view panels are stacked and housed in a case, when one of the quick-view panels is pulled out in order to find a desired sewing pattern, friction and static electricity at the time of pulling out the quick-view panels cause friction and static electricity at the same time. Other Quick View panels may also be dragged out together. In this case, when the desired quick-view panel is pulled out, the desired quick-view panel may not be visually recognized because the quick-view panel dragged out together becomes an obstacle.

As a result, the extra panels that have been pulled out due to friction or static electricity must be stored, and there is the drawback that the operation of pulling out the desired quick-view panel is troublesome. Therefore, the technical problem to be solved by the present invention is to solve the problem that, in a case in which a plurality of quick-view panels are stacked and housed in a case, when a desired quick-view panel is pulled out, the other quick-view panels do not rub against each other. To make a quick view panel easier to use without being dragged out together by static electricity.

Therefore, as a result of earnest research in order to solve the above-mentioned problems, the inventor of claim 1 has developed a panel having a sewing pattern, and a panel in which a plurality of the panels are stored in a stacked state. can be moved in and out in the X direction and is mounted in the sewing machine, wherein the plane direction of the panel and the direction orthogonal to the X direction is the Y direction, and the stacking direction of the plurality of panels and the The direction orthogonal to the X direction and the Y direction is defined as the Z direction, and the same number of locking portions as the panels are formed along the Y direction at the panel entrance/exit terminal end in the X direction. A locked portion is formed at a position corresponding to the locking portion, and locking positions between the locking portion and the locked portion are different in the Y direction and the Z direction. The part consists of a locking arm piece and a locking projection, and the locked part consists of a locked protruding plate having a locked hole formed in the X-direction end of the panel. The above problem was solved by adopting a quick-view panel device for the sewing machine.

According to the invention of claim 2, the position of the locking portion of the panel storage case in the Z direction corresponds to the position of each of the locked portions of the panels stored in the panel storage case in a stacked state. The above problems are solved by providing the quick-view panel device for the sewing machine according to claim 1, characterized in that: In the invention of claim 3, the latched portions of the panel to be latched to each of the plurality of latching portions of the panel storage case are supported from the back side, and a step equal to the plate thickness of the panel is provided. The above problem is solved by providing a quick-view panel device for a sewing machine according to claim 1 or 2, characterized in that a support stepped portion having a support surface with a .

In the invention of claim 4, the latched portions of the panel to be latched to each of the plurality of latching portions of the panel storage case are supported from the back side, and a step equal to the plate thickness of the panel is provided. 3. A quick-view panel device for a sewing machine according to claim 1, further comprising: a supporting stepped portion having a supporting surface having a By doing so, the above problem was solved. According to the invention of claim 5, a locking chamber in which a plurality of the locking portions are arranged is formed at the X-direction end portion of the panel housing case, and the locked portions of the plurality of panels are arranged in the locking chamber. The aforementioned problem is solved by providing a quick-view panel device for a sewing machine according to claim 1 or 2, characterized in that it is configured to be inserted into a chamber and locked.

In the invention of claim 1, each of the plurality of panels stored in the panel storage case in an overlapping state can be moved in and out along the X direction, and the latched portions are formed at positions corresponding to the respective latching portions. The locking positions of the respective locking portions and the locked portions are different in the Y direction and the Z direction, so that the plurality of panels are individually locked and fixed.

Then, it is locked or unlocked only when the panel is slid in the X direction. Therefore, when a desired panel is pulled out from a plurality of stacked panels, even if the desired panel is pulled out due to friction or static electricity between adjacent panels, the other panels are locked and fixed. Therefore, it is possible to prevent being dragged out. Further, in the first aspect of the invention, the locking portion is composed of the locking arm piece and the locking projection, and the locked portion is the locked projection having the locked hole formed at the end portion of the panel in the X direction. With the configuration consisting of the plates, the panel storage case can be easily integrated.

In the invention of claim 2, in the plurality of panels, the position of each locking portion in the Z direction is set according to the stacked position of the panel corresponding to each locking portion, The locking state between the locking portion of the panel storage case and the locked portion of the panel can be further ensured. Further, when all the panels are formed to have the same plate thickness, the locking state between the locking portion and the locked portion can be further ensured.

In the invention of claim 3, at the positions of the plurality of locking portions of the panel storage case, the locked portions of the panel to be locked are supported from the back side, and the steps are equal to the plate thickness of the panel. By forming the supporting stepped portion having the supporting surface, the locking state between the locking portion on the panel storage case side and the locked portion of the panel can be further strengthened. According to the fourth aspect of the invention, the supporting stepped portion is formed in a stepped shape that gradually becomes lower along the Y direction, so that the assembly of the present invention can be performed simply and efficiently.

In the fifth aspect of the present invention, a locking chamber in which a plurality of locking portions are arranged is formed at the end portion of the panel housing case in the X direction, and the locked portions of the plurality of panels are inserted into the locking chamber. By adopting the locking structure, it is possible to reduce the size of the panel storage case, and it is possible to easily mount or incorporate it in the sewing machine frame.

(A) is a perspective view of a sewing machine in a state in which a plurality of panels are stacked and housed in a panel storage case according to the present invention, and (B) is a front view of a quick-view panel device of the present invention in part (α) of (A). be. (A) is a perspective view of a panel storage case, (B) is an enlarged view of (β) part of (A), and (C) is a perspective view of the entire panel. (A) is a front view of the panel storage case, (B) is a Y1-Y1 arrow view of (A), (C) is an enlarged view of (γ) part of (A), and (D) is Y2 of (C). -Y2 arrowed cross-sectional view, (E) is the X1-X1 arrowed cross-sectional view of (C). 4A to 4D are front views of panels with different positions of engaged portions and knobs in the Y direction, and FIG. (A) to (C) are front perspective views of the main parts showing the process of pulling out the panel, (D) is a cross-sectional view of (A) X2-X2 arrow, (E) is (B) X3-X3 arrow view Cross-sectional view, (F) is a cross-sectional view taken along line X4-X4 of (C).

The present invention will be described below with reference to the drawings. As shown in FIG. 1, the quick-view panel device of the sewing machine of the present invention comprises a large panel storage case A, an engaging portion Af, a panel B, and an engaged portion Bf. The panel storage case A is composed of a storage chamber 1 and an engaging chamber 16 having a plurality of the engaging portions Af (see FIGS. 2(A) and 3). The storage chamber 1 has a substantially rectangular bottom surface 11 and a rising enclosing portion 12 formed around the bottom surface 11 (see FIGS. 2A and 3A). A flat rectangular parallelepiped storage space S is configured by the bottom surface 11 and the square enclosure 12 . The panel storage case A is mounted inside the machine frame 6 of the sewing machine.

A plurality of panels B are stacked and stored in the storage space S (see FIGS. 1A and 5). Then, the panel B is moved in and out of the panel storage case A by sliding operation (see FIG. 1(A)). In the description of the present invention, the sliding direction in which the panel B slides in and out of the panel storage case A is defined as the X direction of the panel storage case A and the panel B. As shown in FIG.

Further, the plane direction of the plurality of panels B stored in the panel storage case A in an overlapping state and perpendicular to the X direction is defined as the Y direction. Furthermore, the direction in which the panels B, B, . . . That is, the Z direction is a direction orthogonal to the X direction and the Y direction (see FIG. 2).

In the X direction of the storage room 1, the opening through which the panel B is pulled out when entering and exiting is referred to as a panel entrance/exit opening 1a. Further, the far side end portion at a position facing in the X direction from the panel entrance/exit opening 1a is referred to as a panel entrance/exit end portion 1b. Pressing projections 13, 13 are formed on both sides of the enclosure 12 in the Y direction. The pressing protrusions 13, 13 are formed as protrusions protruding toward the storage space S in the Y direction. The presser projections 13, 13 play a role of confining a plurality of panels B stored in the storage space S in an overlapping state.

The pressing protrusions 13, 13 press both ends in the Y direction of the panel B positioned at the forefront of the panel B stored in the storage space S in an overlapping manner (see FIGS. 1A and 3A). . The distance between the bottom surface 11 of the storage chamber 1 and the pressing projections 13, 13 in the Z direction is set equal to the number of panels B in the stacked state, and the number of panels B to be stored is determined in advance.

On both sides of the enclosure 12 in the Y direction, drawer fixing portions 14, 14 are formed on the side of the panel entry/exit opening 1a, and terminal fixing portions 15, 15 are formed on the side of the panel entry/exit end portion 1b (FIG. 1). (A), see FIG. 3A]. The drawer fixing portions 14, 14 serve to maintain the state in which the panel B is drawn out from the panel storage case A. Further, the end fixing portions 15, 15 serve to maintain the state in which the panel B is housed in the panel housing case A. As shown in FIG.

The locking portion Af is provided on the side of the panel entrance/exit end portion 1b in the X direction of the panel storage case A (see FIGS. 2 and 3). The locking portions Af are provided in the same number as the panel B [see FIGS. 1(A) and 5]. The locking portion Af is composed of a locking arm piece 21 and a locking projection 22 . The locking portion Af is made of the synthetic resin that constitutes the panel storage case A. As shown in FIG.

The panel storage case A is provided with an engaging chamber 16 formed on the side of the panel entrance/exit end portion 1b in the X direction so that a portion of the enclosure portion 12 protrudes outward in a substantially rectangular shape. The locking portion Af is integrally formed from the surrounding portion 12 of the locking chamber 16 . Further, the engaging portion Af may be formed of a plate spring-like metal material as a separate member from the panel storage case A. As shown in FIG.

The locking portion Af functions to individually lock and fix a plurality of panels B stored in the panel storage case A in a stacked state. The locking portions Af are provided in the same number as the panels B housed in the panel housing case A, as described above. Here, assuming that the number of panels B is n, n locking portions Af are provided.

In the embodiment of the present invention, four panels B are described. Therefore, the engaging portions Af are assumed to be the engaging portion Af1, the engaging portion Af2, the engaging portion Af3, and the engaging portion Af4 [see FIGS. 2(A), 3(A), (B), and 4]. . The locking portion Af1, the locking portion Af2, the locking portion Af3, and the locking portion Af4 are present at the same position in the X direction, and are located at different positions in the Y direction and the Z direction.

The panel storage case A has a front side on the side that opens in the Z direction, and a rear side on the side of the bottom surface 11 . Then, in the Y direction, the locking portion Af1, the locking portion Af2, the locking portion Af3, and the locking portion Af4 are arranged from top to bottom. Further, when viewed from the Z direction, the locking portion Af1, the locking portion Af2, the locking portion Af3, and the locking portion Af4 are arranged in this order from the front side to the rear side [Figs. ), see (B)]. The steps in the Z-direction between adjacent portions of the engaging portion Af1, the engaging portion Af2, the engaging portion Af3, and the engaging portion Af4 are approximately equal to the plate thickness of each panel B. As shown in FIG.

At the positions of the plurality of locking portions Af of the panel storage case A, the corresponding locked portions of the panel B are supported from the back side, and a support surface 17a having a step equal to the plate thickness of the panel B is provided. [see FIG. 3(D)]. A plurality of support surfaces 17a of the support step portion 17 are formed in a stepped shape along the Y direction [see FIGS. 2(B) and 3(D)].

The panel B is a substantially rectangular plate, and a plurality of panels B are provided. The panel B has a main plate portion 5, a knob 51, and a locked portion Bf (see FIGS. 4A to 4D). A large number of sewing patterns are printed on the main plate portion 5, and each sewing pattern is numbered. The pattern can be sewn by operating the operation button or key of the sewing machine operation section based on the number assigned to the sewing pattern.

The locked portion Bf is formed by forming a locked hole 53 in a locked protruding plate 52 . The locked portion Bf is locked with the locking portion Af provided in the panel storage case A. As shown in FIG. In other words, each of the panels B, B, . It is locked to case A.

As described above, a plurality of panels B are provided, and the number of panels B is the same as that of the locking portions Af of the panel storage case A (see FIG. 5). The number n of panels B can be set as appropriate, and is set to four in the embodiment of the present invention. The four panels B are therefore referred to as panel B1, panel B2, panel B3 and panel B4 respectively (see FIG. 4). These panels B (B1, B2, B3,
The plate thicknesses of B4) are all equal.

Then, these panels B1, B2, B3 and B4 are stacked and stored in the storage space S of the panel storage case A. As shown in FIG. At this time, the order of panel B1, panel B2, panel B3 and panel B4 is set from the front side to the rear side in the Z direction of the panel storage case A (see FIG. 2(C)). That is, the panel B4 is installed on the bottom surface 11. As shown in FIG.

When the panels B1, B2, B3, and B4 are stacked in order, the positions of the engaged portion Bf1, the engaged portion Bf2, the engaged portion Bf3, and the engaged portion Bf4 are different in the Y direction. Locked portion Bf1, locked portion Bf2, locked portion Bf3 from top to bottom in the Z direction
, to the locked portion Bf4.

In this order, the locking portion Af1 and the locking portion A in the Z direction provided in the panel storage case A
The order is the same as f2, locking portion Af3, and locking portion Af4. That is, the locked portion Bf1 of the panel B1 corresponds to the locked portion Af1, the locked portion Bf2 of the panel B2 corresponds to the locked portion Af2, and the locked portion Bf3 of the panel B3 corresponds to the locked portion Af3. Correspondingly, the locked portion Bf4 of the panel B4 corresponds to the locked portion Af4.

Then, the locked portion Bf1 of the panel B1 is locked with the locked portion Af1, the locked portion Bf2 of the panel B2 is locked with the locked portion Af2, and the locked portion Bf3 of the panel B3 is locked. The portion Af3 is locked, and the locked portion Bf4 of the panel B4 is locked to the locking portion Af4 [see FIGS. 1(B) and 5(A)]. Here, since the panel B1 to panel B4 have the same plate thickness, the locking portion Af and the locked portion Bf can be accurately locked (see FIG. 5(A)).

A plurality of panels B (B1, B2, B3, B4) are locked and fixed to storage chambers 1 of panel storage case A individually. Further, when the support stepped portion 17 is formed, each support surface 17a of the support stepped portion 17 comes into contact with or close to the back surface side of each locked portion Bf, and is in a locked state with the locking portion Af. 5(D)].

The quick view panel device of the present invention is housed within the sewing machine frame 6 . A machine frame opening 61 is formed at a position corresponding to the panel entrance/exit opening 1a of the panel storage case A, so that the knob 51 of the panel B stored in the panel storage case A in an overlapping state protrudes outward. ing. By pulling the tab 51 of the desired panel B, the desired panel B can be pulled out.

The operation of the present invention will now be described. FIG. 5 is an enlarged plan perspective view of the locking portion Af (locking portions Af1 to Af4) of the panel storage case A and the knob 51 of the panel B (panels B1 to B4). First, the locking portion Af1, the locked portion Bf1, the locking portion Af2, and the locked portion B
f2, the locking portion Af3 and the locked portion Bf3, and the locking portion Af4 and the locked portion Bf4 are in locked states [see FIGS. 1A, 5A, and 5D]. Here, the locked state of the locking portion Af and the locked portion Bf means a state in which the locking protrusion 22 of the locking portion Af is inserted into the locked hole 53 of the locked portion Bf. [see FIG. 5(D)].

Next, only the panel B2 is pulled out from the panel storage case A. When pulling out the panel B2, the knob 51 of the panel B2 is held with fingers and slid in the X direction to pull it out. In each panel B, the locked portion Bf and the corresponding locking portion Af are individually locked and fixed. Then, when the panel B2 begins to be pulled out, the locking arm piece 21 of the locking portion Af2 is elastically bent, and the locking protrusion 22 is disengaged from the locked hole 53 of the locked portion Bf2 [FIG. See (E)]. When the panel B2 is further pulled out, the locked state between the locking portion Af2 and the locked portion Bf2 is released (see FIGS. 5(C) and 5(F)). As a result, the panel B2 can be protruded from the sewing machine frame 6 and the sewing pattern of the panel B2 can be visually recognized.

As described above, the engaging portions Af1 to Af4 and the panels B1 to B4 are individually engaged, and when the panel B2 is pulled out, the other panels B1, B3, The panel B4 will not be dragged out by locking with the corresponding locking portions Af1, Af3 and Af4.

In the above description, the numbers of the engaging portions Af and the panels B are n, and the embodiment of the present invention is described with the number n of each being 4. As shown in FIG. However, the number of engaging portions Af and panels B is not limited to this number. may be 3 or less, or may be 5 or more.

A... Panel storage case Af... Engagement portion 1b... Panel entrance/exit end portion 16... Engagement chamber
17 Supporting stepped portion 17a Supporting surface 21 Locking arm piece 22 Locking projection B Panel
Bf... Engaged portion, 52... Engaged projecting plate, 53... Engaged hole.

Claims (5)

A sewing machine comprising: a panel on which a sewing pattern is written; and a panel storage case in which a plurality of the panels are stored in a stacked state, the panels can be moved in and out in the X direction, and the panel storage case is mounted in the sewing machine; A direction orthogonal to the X direction is defined as a Y direction, a direction in which a plurality of panels are stacked and orthogonal to the X direction and the Y direction is defined as a Z direction, and the panel entrance/exit end portion in the X direction is provided with the panel. are formed along the Y direction, and each of the panels is provided with a locked portion at a position corresponding to each of the locking portions. The position of locking with the portion is different in the Y direction and the Z direction, the locking portion is composed of a locking arm piece and a locking projection, and the locked portion is the end portion of the panel in the X direction. A quick-view panel device for a sewing machine, comprising: a projecting plate to be locked having a hole to be locked formed therein. A position of the locking portion of the panel storage case in the Z direction corresponds to a position of each of the locked portions of the panels stored in the panel storage case in a stacked state. A quick-view panel device for a sewing machine according to item 1. The latched portions of the panel to be latched to the plurality of latching portions of the panel storage case are supported from the back side, and a support surface having a step equal to the thickness of the panel is provided. 3. A quick-view panel device for a sewing machine according to claim 1, wherein a stepped portion is formed. The latched portions of the panel to be latched to the plurality of latching portions of the panel housing case are supported from the rear side, and a support surface having a step equal to the thickness of the panel is provided. 3. A quick-view panel device for a sewing machine according to claim 1, wherein a stepped portion is formed, and the supporting stepped portion is formed stepwise along the Y direction. A locking chamber in which a plurality of locking portions are arranged is formed at the X-direction end portion of the panel storage case, and the locked portions of the plurality of panels are inserted into the locking chamber and locked. 3. A quick-view panel device for a sewing machine according to claim 1 or 2, characterized in that it is configured to

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