Presser foot device for sewing machine

Abstract

The utility model discloses a presser foot device for a sewing machine, which relates to the technical field of presser feet of sewing machines and comprises a bottom plate, a vertical plate is arranged at the top end of the bottom plate, and the bottom end of the bottom plate is in contact with the top end of cloth by adjusting a sliding plate to slide on the inner wall of the vertical plate. According to the cloth pressing device, the bottom end of the bottom plate can stably press and limit the cloth when a worker needs to press the cloth at different heights, the worker is prevented from replacing equipment of different types for pressing, and the practicability of the device is improved; the square groove formed in the top end of the bottom plate is matched with the square block fixed to the bottom end of the sliding plate; the outer wall of a connecting column is matched with the inner wall of a square hole, the outer walls of two concave plates are connected with the outer surface of a bottom plate through glue, the outer walls of the concave plates slide relative to a groove plate, the outer wall of a transverse column is matched with the inner wall of a round hole, and therefore the distance between a vertical plate and a floor can be better adjusted according to the height of cloth.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewing machine presser foot technical field, concretely is a sewing machine presser foot device. BACKGROUND

[0002] Sewing machine is with one or more sewing line, on the sewing material forms one or more line, makes one layer or more sewing material interweaves or sews up the machine, and sewing machine presser foot device is a kind of device for sewing machine to the cloth is compressed.

[0003] Based on the above, the present inventors found that: at present, there are many sewing machine presser foot devices on the market, but general sewing machine presser foot device is directly compressed by staff to the cloth and is limited, when the cloth of different thicknesses is compressed, staff needs to replace different models of presser foot facilities, so as to easily increase the work burden of staff, reduce the practicability of device, therefore, in view of this, the existing structure is researched and improved, a sewing machine presser foot device is provided to achieve the purpose of more practical value. INVENTION CONTENTS

[0004] In order to solve the above technical problems, the utility model provides the following technical scheme:

[0005] The utility model discloses a sewing machine presser foot device, including the bottom plate, the top of bottom plate is equipped with the vertical board, the top of bottom plate is equipped with the adjusting mechanism, the bottom of vertical board is equipped with the mounting mechanism, the outer wall of mounting mechanism is equipped with fixed mechanism;

[0006] The adjusting mechanism comprises:

[0007] Slide plate, the bottom of slide plate is glued to the top of bottom plate, the inner wall of vertical board is equipped with slide hole on both sides, the inner wall of two slide holes is slid with the outer surface of slide plate, the inner wall of two slide holes is fixed with screw rod, the inner wall of two screw rods is sleeved with the inner wall of slide plate, the both ends of slide plate are equipped with two screw rings, and the inner wall of four screw rings is screwed with the outer surface of screw rod.

[0008] As a preferred technical scheme of the utility model, the top of vertical board is equipped with recess, the inner wall of recess is slid with rubber plate, the bottom of rubber plate is fixed with two spring dampers, and the bottom of two spring dampers is fixed with the inner wall bottom of recess.

[0009] As a preferred technical scheme of the utility model, the mounting mechanism comprises:

[0010] Block, the top of block is fixed with the bottom of slide plate, the top of bottom plate is equipped with square slot, and the inner wall of square slot is matched with the outer wall of block.

[0011] As a preferred technical scheme of the utility model, the outer surface of the square block is provided with a square hole, the inner wall of the square hole is provided with a connecting column, the outer wall of the connecting column is sleeved with the inner wall of the square groove, and the both ends of the connecting column are matched with groove plates.

[0012] As a preferred technical scheme of the utility model, the fixing mechanism comprises:

[0013] The outer walls of the two concave plates are all glued to the outer wall of the bottom plate, and the outer walls of the two square blocks are all slid with the outer surface of the groove plate.

[0014] As a preferred technical scheme of the utility model, the outer walls of the two concave plates are all provided with two round holes, the outer wall of the bottom plate is sleeved with two horizontal columns, and the outer walls of the two horizontal columns are all matched with the inner walls of the round holes.

[0015] As a preferred technical scheme of the utility model, the top ends of the two horizontal columns are all provided with two clamping grooves, the inner walls of the four clamping grooves are all matched with clamping columns, and the outer walls of the four clamping columns are all glued to the outer surface of the concave plate.

[0016] The utility model discloses the beneficial effect is:

[0017] 1, the scheme, through adjusting the inner wall sliding of the slide plate in the vertical plate, so that the bottom end of the bottom plate is contacted with the top end of cloth, the inner wall of the screw ring is screwed with the outer wall of the screw rod, and the bottom end of the bottom plate is stably pressed to the cloth limit position when the staff is pressed to the cloth under different heights, so that the staff replaces the equipment of different models and presses, and the practicability of the device is improved.

[0018] 2, the scheme, through the matching of the square groove set up at the top end of the bottom plate and the square block fixed at the bottom end of the slide plate, the matching of the outer wall of the connecting column and the inner wall of the square hole, and the matching of the inner wall of the groove plate and the outer surface of the connecting column, the outer walls of the two concave plates are respectively glued to the outer surface of the bottom plate, the outer wall of the concave plate is slid with the groove plate, the outer wall of the horizontal column is matched with the inner wall of the round hole, so that the slide plate and the bottom plate are stably installed, and the distance between the vertical plate and the floor is adjusted according to the height of the cloth, so that the use effect of the device is effectively improved. DRAWINGS

[0019] The drawings are used to provide further understanding of the utility model, and constitute a part of the specification, which is used to explain the utility model together with the embodiments of the utility model, and does not constitute the limitation to the utility model. In the drawings:

[0020] Figure 1 It is the structure schematic view of the presser foot device for sewing machine.

[0021] Figure 2 This is an exploded structural diagram of an adjustment mechanism of a presser foot device for a sewing machine according to the utility model;

[0022] Figure 3 This is an exploded structural diagram of the installation mechanism of a presser foot device for a sewing machine according to the utility model;

[0023] Figure 4 The utility model is an exploded structural diagram of a fixing mechanism of a presser foot device for a sewing machine.

[0024] In the figure: 1. Base plate; 2. Vertical plate; 3. Adjusting mechanism; 31. Slide plate; 32. Sliding hole; 33. Screw; 34. Screw ring; 4. Mounting mechanism; 41. Block; 42. Square groove; 43. Square hole; 44. Connecting column; 45. Slot plate; 5. Fixing mechanism; 51. Concave plate; 52. Round hole; 53. Horizontal column; 54. Slot; 55. Column; 6. Groove; 7. Rubber plate; 8. Spring damper. DETAILED DESCRIPTION

[0025] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention and are not used to limit the present invention.

[0026] Example: Figures 1-4 As shown, the utility model is a presser foot device for a sewing machine, comprising a base plate 1, a vertical plate 2 is provided at the top of the base plate 1, an adjustment mechanism 3 is provided at the top of the base plate 1, a mounting mechanism 4 is provided at the bottom end of the vertical plate 2, and a fixing mechanism 5 is provided on the outer wall of the mounting mechanism 4;

[0027] The regulating mechanism 3 comprises:

[0028] The skateboard 31 has its bottom end glued to the top of the bottom plate 1 , and sliding holes 32 are provided on both sides of the inner wall of the vertical plate 2 . The inner walls of the two sliding holes 32 slide with the outer surface of the skateboard 31 , and the inner walls of the two sliding holes 32 are fixed with screws 33 . The outer walls of the two screws 33 are sleeved with the inner wall of the skateboard 31 . Two screw rings 34 are provided at both ends of the skateboard 31 , and the inner walls of the four screw rings 34 are threaded with the outer surfaces of the screws 33 .

[0029] As attached Figure 1 and Figure 2 As shown, a groove 6 is provided at the top of the vertical plate 2, and a rubber plate 7 is slid on the inner wall of the groove 6. Two spring dampers 8 are fixed to the bottom end of the rubber plate 7. The bottom ends of the two spring dampers 8 are fixed to the bottom end of the inner wall of the groove 6, so as to better securely install the device and the external connection equipment.

[0030] As attached Figure 1 andFigure 3 As shown, the mounting mechanism 4 comprises:

[0031] The top end of the block 41 is fixed with the bottom end of the sliding plate 31, the top end of the bottom plate 1 is provided with a square groove 42, the inner wall of the square groove 42 is matched with the outer wall of the block 41, the outer surface of the block 41 is provided with a square hole 43, the inner wall of the square hole 43 is provided with a connecting column 44, the outer wall of the connecting column 44 is sleeved with the inner wall of the square groove 42, both ends of the connecting column 44 are matched with the groove plate 45, the outer surfaces of the two groove plates 45 are glued with the outer wall of the bottom plate 1, which facilitates the fastening and installation between the sliding plate 31 and the bottom plate 1, and is beneficial to the normal use of the device.

[0032] As shown in the accompanying Figure 1 and Figure 4 As shown, the fixing mechanism 5 comprises:

[0033] The outer surfaces of the two recessed plates 51 are glued with the outer wall of the bottom plate 1, the outer walls of the two blocks 41 are slid with the outer surfaces of the groove plates 45, the outer walls of the two recessed plates 51 are provided with two circular holes 52, the outer wall of the bottom plate 1 is sleeved with two horizontal columns 53, the outer walls of the two horizontal columns 53 are matched with the inner walls of the circular holes 52, the top ends of the two horizontal columns 53 are provided with two clamping grooves 54, the inner walls of the four clamping grooves 54 are matched with the clamping columns 55, the outer walls of the four clamping columns 55 are glued with the outer surfaces of the recessed plates 51, which facilitates the stability of the connection between the block 41 and the square groove 42.

[0034] Working principle: when in use, press the outer surface of the rubber plate 7 to slide in the inner wall of the recess 6, make the spring damper 8 fixed at the bottom end of the rubber plate 7 shrink and move, fix the top end of the vertical plate 2 with the external connecting device, make the spring damper 8 drive the fastening and installation between the rubber plate 7 and the external connecting device, match the square groove 42 opened at the top end of the bottom plate 1 with the block 41 fixed at the bottom end of the sliding plate 31, use the outer wall of the connecting column 44 to match with the inner wall of the square hole 43, use the inner wall of the groove plate 45 to match with the outer surface of the connecting column 44, glue the outer walls of the two recessed plates 51 with the outer surfaces of the bottom plate 1 respectively, make the outer walls of the recessed plates 51 slide with the groove plates 45, use the outer wall of the horizontal column 53 to match with the inner wall of the circular hole 52, so that the sliding plate 31 and the bottom plate 1 are stably installed, according to the thickness of the sewing cloth, adjust the sliding plate 31 to slide in the inner wall of the vertical plate 2, so as to make the bottom end of the bottom plate 1 contact with the top end of the cloth, use the inner wall of the screw ring 34 to thread with the outer wall of the screw rod 33, and then keep the bottom plate 1 and the vertical plate 2 stable.

[0035] Finally should be explained is: in the description of the utility model, it is needful to explain, the term "vertical", "upper", "lower", "horizontal" and so on indicate the orientation or position relation is based on the orientation or position relation shown in the drawing, is only for the convenience of describing the utility model and simplifying the description, and is not indicate or imply the device or element indicated must have a particular orientation, with a particular orientation structure and operation, therefore cannot be understood as the restriction of the utility model.

[0036] In the description of the utility model, it is also needful to explain, unless another explicit provision and limitation, the term "arrangement", "installation", "connection", "connection" should do the broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be the communication inside two elements。For the ordinary skilled person in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0037] The above only is the preferred embodiment of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiment, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing embodiment, or equivalent replacement to part of technical features。Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A presser foot device for a sewing machine comprising a base plate (1) provided at its top end with a vertical plate (2), characterized in that, The top end of the bottom plate (1) is provided with an adjusting mechanism (3), the bottom end of the vertical plate (2) is provided with a mounting mechanism (4), and the outer wall of the mounting mechanism (4) is provided with a fixing mechanism (5); The adjusting mechanism (3) comprises: The bottom end of the sliding plate (31) is glued to the top end of the bottom plate (1), the inner walls of the two sliding holes (32) are slidably connected with the outer surface of the sliding plate (31), the inner walls of the two sliding holes (32) are fixedly connected with the outer surface of the screw rod (33), and the outer walls of the two screw rods (33) are sleeved with the inner wall of the sliding plate (31).

2. The presser foot device for a sewing machine according to claim 1, wherein The top end of the vertical plate (2) is provided with a groove (6), the inner wall of the groove (6) is slidably connected with a rubber plate (7), and the bottom end of the rubber plate (7) is fixedly connected with two spring dampers (8).

3. The presser foot device for a sewing machine according to claim 1, wherein The mounting mechanism (4) comprises: The top end of the block (41) is fixedly connected with the bottom end of the sliding plate (31), and the top end of the bottom plate (1) is provided with a square groove (42).

4. The presser foot device for a sewing machine according to claim 3, wherein The outer surface of the block (41) is provided with a square hole (43), the inner wall of the square hole (43) is provided with a connecting column (44), the outer wall of the connecting column (44) is sleeved with the inner wall of the square groove (42), and the two ends of the connecting column (44) are matched with groove plates (45), and the outer surfaces of the two groove plates (45) are glued to the outer wall of the bottom plate (1).

5. The presser foot device for a sewing machine according to claim 4, wherein The fixing mechanism (5) comprises: The outer surfaces of the two concave plates (51) are glued to the outer wall of the bottom plate (1), and the outer walls of the two blocks (41) are slidably connected with the outer surfaces of the groove plates (45).

6. The presser foot device for a sewing machine according to claim 5, wherein The outer walls of the two concave plates (51) are provided with two circular holes (52), the outer wall of the bottom plate (1) is sleeved with two horizontal columns (53), and the outer walls of the two horizontal columns (53) are matched with the inner walls of the circular holes (52).

7. The presser foot device for a sewing machine according to claim 6, wherein The top ends of the two horizontal columns (53) are provided with two clamping grooves (54), the inner walls of the four clamping grooves (54) are matched with clamping columns (55), and the outer walls of the four clamping columns (55) are glued to the outer surfaces of the concave plates (51).

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