JPH10315153A - Screw band - Google Patents

Abstract

PROBLEM TO BE SOLVED: To form a screw band in which a plurality of screws are embedded in an automatic screwdriver so that the screws may be quickly fastened to an object. SOLUTION: A thin and long main body 1 is provided, a plurality of recessed grooves 2 are provided on both facing sides in the lateral direction of the main body 1 and fitted to an automatic screwdriver, and the main body is moved. A plurality of screw holes 5 are longitudinally provided on the main body 1 in a line, each screw hole 5 is provided with a common hole formed of circumferential wall 6 extending downward from the main body 1, and a plurality of leaf pieces 8 extending downward and toward the center from the inner wall surfaces of the peripheral walls 6 are provided. Each leaf piece 8 forms a pinching hole, a plurality of leaf pieces 8 are pressed and bent when screws A are embedded in the pinching holes, they generate elasticity by itself, hold and position the screws so as to pinch them in the pinching holes.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a screw band used in an automatic screwdriver for quickly tightening an object, and more particularly, to a method in which screws having different outer diameters are implanted in a line in the band at the same interval. It is about a possible screw band.

[0002]

2. Description of the Related Art A conventional screw band has a structure in which a plurality of screws have screw holes P as shown in FIGS. 1 and 2, and each screw hole P is formed by a cylindrical peripheral wall P1. have. The inside diameters P2 of the screw holes P are all the same, and only a screw of a certain standard can be implanted. For this reason, screws having different outer diameters have to use different screw bands having screw holes P having different inner diameters P2. Therefore, it was necessary to prepare molds of various sizes, which resulted in extremely high costs and low economic benefits and low values.

[0003]

SUMMARY OF THE INVENTION According to the present invention, various screws having different outer diameters can be easily and reliably implanted in the same single screw band, and the screws can be securely held in a normal state, and the screws can be implanted. Attempts are sometimes made to provide a screw band having a structure capable of reliably removing the screw from the screw band.

[0004]

The screw band according to the present invention is:
It has an elongated body, and has a plurality of equally-spaced recessed grooves on opposite sides of the body in the lateral direction. The recessed groove is inserted into an automatic screwdriver to move the main body. The main body has a plurality of screw holes equally spaced in a line in the longitudinal direction, each screw hole has a through hole formed by a peripheral wall extending downward from the main body, and the through hole has a screw therein. Hold. The through hole also has a plurality of cuts to facilitate removal of the screw from the through hole when the screw is turned with an automatic screwdriver. The through-hole further extends from the inner wall surface of the peripheral wall toward the center of the through-hole and bends to hold the screw implanted in the through-hole by elasticity generated by itself, and has a different outer diameter. Have a plurality of leaf pieces that touch each other or do not touch each other to hold and localize the screws.

[0005] The screw band according to the present invention also has a plurality of leaf pieces extending from its inner wall surface on the peripheral wall, and when the screw is implanted in the screw hole, the plurality of leaf pieces are bent to generate elasticity generated by itself. It is also possible to hold the screws so as to sandwich them, so that screws having different outer diameters can be held and localized.

Further, the screw band according to the present invention has a curved surface extending upward from the bottom of the peripheral wall toward the center of the peripheral wall and a plurality of leaf pieces with small cuts on the curved surface, and the plurality of leaf pieces sandwich the screw. It is also possible to form a pinching hole for the screw, and the pinching hole changes corresponding to the different diameters of the screw implanted therein, so that the screw is sufficiently pinched and held.

Furthermore, the screw band according to the present invention further forms a plurality of cuts in the peripheral wall so that the screw passes through the screw hole when the screw is turned by the automatic screwdriver, and is further formed on the peripheral wall from the inner wall surface. A plurality of arc-shaped leaf pieces extending in the center are provided, and the leaf pieces are provided with small cuts at a front end thereof, whereby the plurality of leaf pieces form pinching holes, and screws having different diameters can be implanted in the pinching holes. It can also be configured to hold and localize.

[0008] A plurality of screw holes provided at the same interval in the same screw band are formed by a plurality (two or more) of leaf pieces extending inward from the inner wall surface of the peripheral wall. When implanted in the hole, the leaf pieces are forcibly bent to generate elasticity, and the elasticity holds the screw so as to sandwich the screw. The leaf pieces may or may not contact each other. In addition, the direction in which the leaf pieces extend may be in the direction of travel of the meter needle or in the opposite direction, or the same effect can be obtained if they intersect with each other in the direction opposite to the direction of travel.

The plurality of leaf pieces provided in each screw hole of the screw band have appropriate elasticity, so that when various kinds of screws having different outer diameters are planted, they can be appropriately bent, and the elasticity thereof allows the different outer diameters to be bent. The screw can be held upright, so that the implanted screw does not come out of the screw hole without any external force.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A screw band according to a first embodiment of the present invention has a main body 1 as shown in FIG. The length of the main body 1 is not limited, is elongated, and has a plurality of concave grooves 2 which are equally spaced on both sides in the short direction. These recessed grooves 2 are fitted into an automatic driver to move the screw band. Further, a plurality of screw holes 4 are provided on the upper surface 3 of the main body 1 at equal intervals.

Each screw hole 4 has a through hole 5 for receiving a screw A, and each through hole 5 is formed by a peripheral wall 6 extending downward from the main body 1. The shape of the peripheral wall 6 may be a cylindrical shape as shown in the drawing or a shape other than the cylindrical shape. Further, a plurality of cuts 7 are provided at equal intervals on a peripheral wall 6 of the upper surface 3 of the main body so that screws can pass through the screw holes 4 relatively easily and be fastened to an object. Further, a plurality of (two or two or more) leaf pieces 8 are provided to extend from the inner wall surface of the peripheral wall 6 toward the center of the screw hole 4. These leaf pieces 8 may or may not have the same height as the peripheral wall 6. The direction in which the leaf pieces 8 are arranged is sometimes relatively good in the direction in which the meter moves, but may be in the opposite direction.

Thus, when the screw is implanted in the screw hole, the leaf A is stably held so as to sandwich the screw A by the elasticity generated when the leaf pieces 8 are biased to one side (FIG. 6). reference). After the screw is implanted in the screw hole, the plurality of leaf pieces 8 jointly hold the screw A and are sufficiently located at the center position of the screw hole 4. Depending on the depth of the curved portion, the leaf pieces 8 may be in contact with each other and may be in an overlapped state, or may be in an overlapped state without being in contact with each other. Is shown).

As shown in FIG. 5, a curved surface or a slope 9 extending downward from the middle of the leaf piece 8 provided in the screw hole of the screw band is provided to form an arc-shaped hole. In addition to reducing the resistance of the screw A when passing through the screw hole, and holding the neck A1 of the screw A,
Is set upright with respect to the screw band.

FIGS. 8 to 11 show a screw band according to a second embodiment of the present invention, which has a main body 1 similar to that of the first embodiment, and a plurality (two or two) extending from an inner wall surface 10 of a peripheral wall 6 thereof. (More than one) leaf piece 20 is attached. These leaf pieces 20 may or may not be the same height as the inner wall surface 10, and may extend vertically or non-perpendicularly from the inner wall surface 10 toward the center R of the peripheral wall, or may be balanced or unbalanced. Are arranged in a way. Further, each of the plurality of leaf pieces 20 forms one pinching hole 21. The pinching holes 21 all have the same diameter before the screw is implanted, but when the screw A having a different diameter is implanted, the leaf piece 20 is curved differently and the diameter of the pinching hole 21 changes accordingly. Then, screw A is sufficiently held firmly. FIG. 10 shows such a state.

In order to implant the screw A into the screw hole 4, the leaf piece 2
The diameter of the pinching hole 21 is changed by utilizing the elasticity of the downwardly curved portion 0, thereby holding the screw A firmly (FIG. 10 shows this state). After the screw A is planted in the screw hole 4, the leaf pieces 20 jointly sandwich the screw A and are sufficiently localized in the screw hole, so that the screw band having a different outer diameter is formed. Applied, so that the automatic driver will push quickly.

Further, the leaf piece according to the present invention is provided with a small cut 22 so that the leaf A can be more closely contacted with the screw A to further stabilize the holding of the screw A and to hold the screw A upright on the screw band. This allows the automatic driver to turn more accurately.

FIGS. 12 and 13 show a screw band according to a third embodiment of the present invention, which has a body 1 similar to the body of the first embodiment described above. The difference from the screw band in both examples is the leaf piece 30, and the plurality of leaf pieces 30 are all at the bottom 1 of the peripheral wall.
A curved surface 31 is formed to extend upward and outward from the center portion 1. A small cut 32 is further provided on the curved surface 31.

Thus, the pinch hole 3 formed by the leaf piece 30 is formed.
3 has one advantage of the present invention. That is, the pinch holes 33 change according to the different diameter sizes of the screw A, so that the screw holes can be implanted in the screw A of different diameters and can sufficiently hold them upright.

FIGS. 14 and 15 show a screw band according to a fourth embodiment of the present invention, which has the same main body 1 as the main body of the first embodiment. Each leaf piece 40 bulges from the inner wall surface 10 of the peripheral wall 6 toward the center in an arc shape. Further, each leaf piece 40 is provided with a small cut 40A, and each leaf piece 40 forms a space 41 between itself and the inner wall surface 10. This space 41 provides the leaf piece 40 with inward contraction elasticity, thereby changing the diameter of the pinch hole 42 formed by the leaf piece 40 corresponding to the screw of different diameter.

FIGS. 16 to 19 show a screw band according to a fifth embodiment of the present invention, which has the same main body 1 as the main body of the first embodiment, and the leaf pieces 50 have the same arc shape as the fourth embodiment. There is
The different point is that the peripheral wall 11 is recessed downward and inward from the bottom. These leaf pieces 50 have the same effect as those of the above-described embodiments.

[0021]

The screw band of the present invention is formed by providing a plurality of leaf pieces in the plurality of screw holes and bending the pinch holes formed by the leaf pieces when implanted in screws having different diameters. Since the screws can be firmly held by the recovery elasticity, it is convenient to implant screws of various sizes with a screw band having the same size, thereby greatly reducing the production cost.

[Brief description of the drawings]

FIG. 1 is a partial sectional view showing an example of a conventional screw band.

FIG. 2 is a partial sectional view showing another example of a conventional screw band.

FIG. 3 is a top view of the screw band according to the first embodiment of the present invention.

FIG. 4 is a sectional view of the screw band shown in FIG. 3;

FIG. 5 is a sectional view showing a state in which screws having different diameters are fitted into the screw band according to the first embodiment of the present invention.

FIG. 6 is a bottom view of the screw band shown in FIG. 5;

FIG. 7 is a perspective view of the screw band shown in FIG. 5;

FIG. 8 is a top view of a screw band according to a second embodiment of the present invention.

FIG. 9 is a sectional view of the screw band shown in FIG. 8;

FIG. 10 is a sectional view showing a state in which screws having different diameters are fitted in a screw band according to a second embodiment of the present invention.

FIG. 11 is a perspective view of a screw band in which screws having different diameters shown in FIG. 10 are fitted.

FIG. 12 is a top view of a screw band according to a third embodiment of the present invention.

FIG. 13 is a sectional view of the screw band shown in FIG. 12;

FIG. 14 is a top view of a screw band according to a fourth embodiment of the present invention.

FIG. 15 is a sectional view of the screw band shown in FIG. 14;

FIG. 16 is a top view of a screw band according to a fifth embodiment of the present invention.

FIG. 17 is a partial sectional view of the screw band shown in FIG. 16;

FIG. 18 is a side view of the screw band shown in FIG. 16;

FIG. 19 is a perspective view of the screw band shown in FIG. 16;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Main body 2 Depression groove 3 Upper surface of screw band 4 Screw groove 5 Through hole 6 Peripheral wall 7 Cut 8 Leaf piece 9 Curved surface 10 Inner wall surface 20 Leaf piece 21 Scissor hole 22 Small cut 30 Leaf piece 31 Loose face 32 Small cut face 33 Scissor hole 40 Leaf piece 40A small cut 41 space 42 scissor hole 50 leaf piece A screw R center

Claims (14)

[Claims] 1. An elongated body having a plurality of equally-spaced recessed grooves on opposite sides of the body in the short direction,
The dent groove is inserted into the automatic screwdriver and moves the body,
The main body has a plurality of screw holes equally spaced in a line in the longitudinal direction, each screw hole has a through hole formed by a peripheral wall extending downward from the main body, and the through hole has a screw therein. The through hole also has a plurality of cuts so that the screw can be easily removed from the through hole when the screw is turned by an automatic screwdriver, and the through hole further extends from the inner wall surface of the peripheral wall toward the center of the through hole and In order to hold the screws implanted in the through holes with the elasticity generated by the bending and to hold the screws implanted in the through holes and to hold and localize the screws of different outer diameters, A screw band having a plurality of leaf pieces that do not contact each other. 2. The screw band according to claim 1, wherein the leaf pieces can have various shapes. 3. The screw band according to claim 1, wherein the peripheral wall can have various shapes. 4. The leaf piece has a downwardly extending slope or curve at its upper portion, whereby a plurality of leaf pieces in each screw hole form a conical space to support and hold the neck of the screw. The screw band according to claim 1, wherein: 5. The screw band according to claim 1, wherein the leaf pieces are arranged on an inner wall surface of a peripheral wall, and are formed so that the direction in which each leaf piece extends is not constant. 6. An elongated body having a plurality of equally-spaced recessed grooves on both sides of the body opposed in the lateral direction,
The recessed groove is fitted into the automatic driver to move the main body, the main body has a plurality of screws equally spaced in a line in a longitudinal direction, and each screw hole is formed by a peripheral wall extending downward from the main body. It has a through hole for holding the screw, the peripheral wall has a plurality of cuts to make it easy for the screw to pass through the through hole when being turned by the automatic driver, and the peripheral wall has a plurality of leaf pieces extending from its inner wall surface. When the screw is implanted in the screw hole, the plurality of leaf pieces are bent and held so as to sandwich the screw with elasticity generated by itself, thereby holding screws having different outer diameters Screw band characterized by being configured to be able to localize. 7. The screw band according to claim 6, wherein the leaf pieces can have various shapes and extend from the inner wall surface of the peripheral wall toward the center. 8. The screw band according to claim 6, wherein the leaf piece can have a peripheral surface of various shapes. 9. The screw band according to claim 6, wherein the direction in which the leaf pieces extend from the inner wall surface of the peripheral wall is not constant. 10. The screw band according to claim 6, wherein the leaf pieces have cuts. 11. An elongated body having a plurality of equally spaced recesses on opposite sides of the body in the transverse direction, the recesses being inserted into an automatic driver to move the body, Has a plurality of screw holes spaced at regular intervals in a row in the longitudinal direction, each screw hole has a through hole for holding a screw formed by a peripheral wall extending downward from the main body, whereby the screw is When turned by an automatic screwdriver, it comes through the screw hole, has a curved surface extending upward from the bottom of the peripheral wall toward the center of the peripheral wall and a plurality of leaf pieces with small cuts on the curved surface, The leaf piece forms a pinching hole for inserting the screw, and the pinching hole changes according to the different diameter of the screw to be implanted therein, so that it is configured to sufficiently sandwich and hold the screw. Screw belt. 12. An elongated body and a plurality of equally-spaced recessed grooves on opposite sides of the body in the lateral direction, wherein the recessed grooves are inserted into an automatic driver to move the body, The main body has a plurality of screw holes equally spaced in a line in the longitudinal direction, each screw hole has a through hole formed by a peripheral wall extending downward from the main body, and the through hole has a screw therein. Holding, the peripheral wall further has a plurality of cuts, so that the screw passes through the screw hole when turning the screw with an automatic screwdriver, and further, the peripheral wall has a plurality of arc-shaped leaf pieces extending from the inner wall surface to the center. The leaflets are provided with a small cut at their forward end, whereby the plurality of leaflets form a pinch hole and are configured to hold and localize screws having different diameters implanted in the pinch hole Screw band characterized by the following. 13. The screw band according to claim 12, wherein a space is formed between the leaf piece and an inner wall surface of a peripheral wall so as to give elasticity to the leaf piece. 14. The leaf piece extends downwardly and centrally from the peripheral wall, and a small cut is formed at a front end of the leaf piece, a plurality of leaf pieces form a pinching hole, and screws having different diameters are implanted therein. 13. The screw band according to claim 12, wherein when screwed, the screws are held so as to sandwich them sufficiently.