CN217459801U

CN217459801U - Sewing machine's material counterpoint mechanism with supplementary counterpoint function

Info

Publication number: CN217459801U
Application number: CN202221367901.0U
Authority: CN
Inventors: 王精文; 李胡
Original assignee: Anhui Jieyu Shoemaking Machinery Technology Co ltd
Current assignee: Anhui Jieyu Shoemaking Machinery Technology Co ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-09-20
Anticipated expiration: 2032-06-02

Abstract

The utility model discloses a material counterpoint mechanism of sewing machine with supplementary counterpoint function, including presser foot arm, pressure frame subassembly, first presser foot armed lever, second presser foot armed lever, still include be used for artifical auxiliary control press frame subassembly to repeat lifting and compress tightly and be convenient for artifically carry out safe removal and counterpoint to the material in press frame subassembly lifting and compress tightly the process first closing device, artifically counterpoint the material and compress tightly the back second closing device that is used for controlling the pressure frame subassembly and continuously compress tightly the material, first closing device includes presser foot armed lever connecting block and bracing wire controller; the utility model provides a pair of sewing machine's material counterpoint mechanism with supplementary function of counterpointing, this material counterpoint mechanism with supplementary function of counterpointing can press the frame subassembly to compress tightly in real time manual supplementary regulation, makes things convenient for the manual repetition of operating personnel to lift up and presses the frame subassembly and constantly remove the material and counterpoint, and the operation is smooth, counterpoints high efficiency, and safety uses friendly to operating personnel.

Description

Sewing machine's material counterpoint mechanism with supplementary counterpoint function

Technical Field

The utility model relates to a sewing machine's technical field, in particular to sewing machine's material counterpoint mechanism with supplementary counterpoint function.

Background

When the existing sewing machine is used for sewing materials, the position of the materials to be sewn needs to be aligned to a needle bar of the sewing machine, then the pressing frame of the sewing machine is pressed against the materials, and then sewing work can be carried out. Under the general condition, when the material was placed to the manual work, this material was placed the position and can be produced the deviation, consequently, operating personnel need place the position to the material and carry out counterpoint again to sewing machine all need carry out its pressure frame when counterpointing again at every turn and compress tightly and raise the switching of action, can realize through counterpointing the back many times that the position that the material waited to sew aligns sewing machine's needle stick position.

The compressing and lifting actions of the pressing frame of the existing sewing machine are directly controlled by the air cylinder, but the method for directly controlling the pressing frame by the air cylinder has certain working dangerousness, and operators are easily injured by the large air pressure of the air cylinder.

Therefore, the existing sewing machine does not have the function of pressing and lifting the pressing frame under real-time manual auxiliary control, and can not be adjusted quickly and safely according to the actual position of the material.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned defect among the prior art, provide a sewing machine's material counterpoint mechanism with supplementary counterpoint function for solve the problem that sewing machine can not press the frame to compress tightly and raise in real time manual auxiliary control, the utility model discloses material counterpoint mechanism with supplementary counterpoint function, operating personnel passes through presser foot armed lever connecting block and acts as go-between controller, can manual repetition lift press the frame subassembly and make and press the frame subassembly to compress tightly time safety, and the operating personnel of being convenient for constantly removes the material and carries out the safety and counterpoint.

In order to achieve the above object, the utility model provides a sewing machine's material counterpoint mechanism with supplementary function of counterpointing, including being used for installing presser arm on the sewing machine, with presser arm one end sliding connection's pressure frame subassembly, install the first presser foot armed lever in presser arm one side, install the second presser foot armed lever at presser arm opposite side, the one end of first presser foot armed lever, second presser foot armed lever is connected with the pressure frame subassembly respectively, still including being used for artifical auxiliary control to press the frame subassembly to relapse the lifting and compress tightly and pressing frame subassembly lifting and compress tightly the in-process be convenient for the manual work to carry out safe removal and the second closing device who compresses tightly the material to the material, the manual work is counterpointed and is used for controlling after compressing tightly the frame subassembly and continuously compressing tightly the material to the material, first closing device is including being used for linking together presser foot armed lever connecting block of first presser foot armed lever and second presser foot armed lever and being used for driving presser foot armed lever connecting block and making the pressure frame subassembly The wire pulling controller is repeatedly lifted and pressed, a first connecting block is arranged at one end of the presser foot arm rod connecting block, a second connecting block is arranged at the other end of the presser foot arm rod connecting block, the first connecting block is connected with the first presser foot arm rod, and the second connecting block is connected with the second presser foot arm rod.

Preferably, the first presser foot arm lever and the second presser foot arm lever are respectively connected with the presser foot arm in a rotating manner.

Preferably, the stay wire controller comprises a stay wire connected with the connecting block of the presser foot arm lever, a stay wire pedal arranged on one side of the presser foot arm and connected with the stay wire, and a return spring arranged between the presser foot arm and the connecting block of the presser foot arm lever, wherein one end of the return spring is connected with the presser foot arm, and the other end of the return spring is connected with the connecting block of the presser foot arm lever; operating personnel can be so that the presser foot armed lever connecting block that is connected with acting as go-between is taut downwards through using the running-board of acting as go-between, and the presser foot armed lever connecting block drives first presser foot armed lever, second presser foot armed lever respectively this moment, and first presser foot armed lever, second presser foot armed lever drive and press the frame subassembly to slide downwards, finally realize pressing the frame subassembly to compress tightly the material, when releasing the running-board of acting as go-between, presser foot armed lever connecting block is pulled back the normal position by reset spring, presses the frame subassembly to raise this moment, easy operation.

Preferably, the stay wire controller further comprises an adjusting knob which is arranged at the top of the connecting block of the presser foot arm lever and is used for adjusting the tightness of the stay wire, and the adjusting knob is connected with one end of the stay wire.

Preferably, the pulling wire is a steel wire.

Preferably, the second pressing device comprises a first pressing cylinder arranged on one side of the presser arm and in transmission connection with the first presser arm lever, a second pressing cylinder arranged on the other side of the presser arm and in transmission connection with the second presser arm lever, and a cylinder controller for simultaneously controlling the first pressing cylinder to drive the first presser arm lever and the second pressing cylinder to drive the second presser arm lever; when an operator aligns the position of the material to be sewn with the sewing machine, the operator can firstly use the stay wire controller to control the pressing frame assembly to compress the material, then use the cylinder controller to continuously compress the pressing frame, and at the moment, the stay wire controller can be loosened, so that the self-locking action of the pressing frame assembly can be realized, and the sewing machine has the advantages of safety and convenience in use.

Preferably, the cylinder controller comprises a control signal line electrically connected with the first pressing cylinder and the second pressing cylinder respectively, and a cylinder pedal electrically connected with the control signal line.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the utility model discloses be provided with first closing device and second closing device, wherein, first closing device's presser foot armed lever connecting block and the controller of acting as go-between, compare with prior art, the innovation scheme of the direct manual auxiliary control pressure frame subassembly that presser foot armed lever connecting block and the controller of acting as go-between formed, from the problem root, the potential injury that the frame subassembly caused to operating personnel has been stopped to press, operating personnel can be directly through the counterpoint position of adjusting the material earlier, reuse the controller of acting as go-between control presser foot armed lever connecting block, thereby control pressure frame subassembly compresses tightly the material, then judge the material again and treat whether the needle stick of aligning sewing machine in the position of sewing, after the material is treated the position counterpoint of sewing and is compressed tightly, can start second closing device and continuously compress tightly the material, operation method is simple.

2. The utility model provides a pair of sewing machine's material counterpoint mechanism with supplementary function of counterpointing, this material counterpoint mechanism can press the frame subassembly to compress tightly by real-time manual supplementary regulation, makes things convenient for the manual repetition of operating personnel to lift up and presses the frame subassembly and constantly remove the material and counterpoint, and the operation is smooth, counterpoints high efficiency, and operation safety uses friendly to operating personnel.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front schematic view of a material alignment mechanism of a sewing machine with an auxiliary alignment function provided by the present invention;

FIG. 2 is a schematic structural view of FIG. 1 without the bedplate, the fixing plate, the stay wire pedal and the cylinder pedal;

fig. 3 is a schematic structural view of a presser foot arm connecting block provided by the present invention;

fig. 4 is a schematic structural view of the frame pressing assembly, the presser arm, the first presser arm lever and the second presser arm lever provided by the present invention;

fig. 5 is the utility model provides a presser foot arm, first presser foot armed lever, second presser foot armed lever, first cylinder, the second that compresses tightly compress tightly, presser foot armed lever connecting block, act as go-between and adjust knob's structural schematic.

The figure includes:

1. a presser foot arm; 11. a first chute seat; 12. a second chute seat; 13. a first movable notch; 14. a second movable notch; 2. a frame pressing component; 21. a first pressing frame connecting block; 22. a second pressing frame connecting block; 23. a first press frame; 24. a second pressing frame; 3. a first presser foot arm; 4. a second presser foot arm; 5. a presser foot arm connecting block; 51. a first connection block; 52. a second connecting block; 60. a pull wire; 61. pulling a pedal; 62. a return spring; 63. adjusting a knob; 65. a platen; 66. a fixing plate; 71. a first hold-down cylinder; 72. a second hold-down cylinder; 75. a cylinder pedal.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present embodiment, and it is obvious that the described embodiment is an embodiment of the present invention, not all embodiments. Based on this embodiment in the present invention, all other embodiments obtained by the ordinary skilled person in the art without creative work all belong to the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a material alignment mechanism of a sewing machine with auxiliary alignment function, including a presser arm 1, a first presser arm rod 3, a second presser arm rod 4, a presser frame assembly 2, a first pressing device and a second pressing device, wherein the presser arm 1 is used for being mounted on the sewing machine, the presser frame assembly 2 is slidably connected with one end of the presser arm 1, the first presser arm rod 3 and the second presser arm rod 4 are respectively mounted on two sides of the presser arm 1, the first presser arm rod 3 and the second presser arm rod 4 are respectively rotatably connected with the presser arm 1, one end of the first presser arm rod 3 and one end of the second presser arm rod 4 are respectively inserted on the presser frame assembly 2, the first pressing device includes a presser arm rod connecting block 5 and a pull wire controller for controlling the movement of the presser arm rod connecting block 5, the presser arm rod connecting block 5 is respectively connected with the first presser arm rod 3 and the second presser arm rod 4, the second pressing device comprises a first pressing cylinder 71, a second pressing cylinder 72 and a cylinder controller, the first pressing cylinder 71 and the second pressing cylinder 72 are respectively arranged on two sides of the pressing arm 1, the first pressing cylinder 71 is in transmission connection with the first pressing arm rod 3, and the second pressing cylinder 72 is in transmission connection with the second pressing arm rod 4.

Wherein, the two sides of the presser foot arm 1 are respectively provided with a rotating shaft, the first presser foot arm lever 3 is sleeved on the rotating shaft at one side of the presser foot arm 1, and the second presser foot arm lever 4 is sleeved on the rotating shaft at the other side of the presser foot arm 1. One end of the presser foot arm connecting block 5 is provided with a first connecting block 51, the other end is provided with a second connecting block 52, the first connecting block 51 is connected with the first presser foot arm 3, and the second connecting block 52 is connected with the second presser foot arm 4.

Wherein, the stay wire controller is used for driving the presser foot arm rod connecting block 5 and enabling the pressure frame assembly 2 to be repeatedly lifted and pressed, the stay wire controller comprises a stay wire 60 connected with the presser foot arm rod connecting block 5, a stay wire pedal 61 arranged on one side of the presser foot arm 1 and connected with the stay wire 60, a return spring 62 arranged between the presser foot arm 1 and the presser foot arm rod connecting block 5 and an adjusting knob 63 arranged at the top of the presser foot arm rod connecting block 5 and used for adjusting the tightness of the stay wire 60, one end of the return spring 62 is connected with the presser foot arm 1, and the other end is connected with the presser foot arm rod connecting block 5. Wherein, a bedplate 65 used for being installed on the sewing machine is arranged on one side of the presser arm 1, a fixing plate 66 used for fixing one end of the stay 60 is arranged on the bedplate 65, and the stay foot pedal 61 is fixedly arranged on one side of the fixing plate 66. The adjusting knob 63 is connected to the other end of the pulling wire 60. One end of the return spring 62 hooks the hanging hole of the presser foot arm rod connecting block 5, and the other end is mounted on the presser foot arm 1 through a screw. The operating personnel is through stepping on the presser foot pedal 61 of acting as go-between, the 60 of acting as go-between tightens, 60 of acting as go-between draws presser foot armed lever connecting block 5 taut downwards, at this moment, presser foot armed lever connecting block 5 drives first presser foot armed lever 3 simultaneously, second presser foot armed lever 4, this first presser foot armed lever 3, second presser foot armed lever 4 is the action of rotating downwards, first presser foot armed lever 3 promptly, second presser foot armed lever 4 is relative rotary motion with presser arm 1 respectively, and drive pressure frame subassembly 2 downwards and compress tightly the material, when releasing the presser foot pedal 61 of acting as go-between, the 60 of acting as go-between relaxes, presser foot armed lever connecting block 5 is pulled back the normal position by reset spring 62, first presser foot armed lever 3, second presser foot armed lever 4 resets, pressure frame subassembly 2 is raised.

After the frame pressing assembly 2 is aligned and presses a material, the cylinder controller is used for driving the first pressing cylinder 71 and the second pressing cylinder 72 simultaneously and enabling the frame pressing assembly 2 to be pressed continuously, the cylinder controller comprises a control signal line and a cylinder pedal 75, the control signal line is electrically connected with the first pressing cylinder 71 and the second pressing cylinder 72 respectively, the cylinder pedal 75 is electrically connected with the control signal line, the cylinder pedal 75 is installed on one side of the bedplate 65, one end of the first pressing cylinder 71 is connected with one end of the first pressing pin arm rod 3, and one end of the second pressing cylinder 72 is connected with one end of the second pressing pin arm rod 4. When the cylinder pedal 75 is in an inoperative state, the first pressing cylinder 71 and the second pressing cylinder 72 are in a free sliding state, after the pressing frame assembly 2 is aligned and presses materials, an operator can press the cylinder pedal 75 to enable the cylinder pedal 75 to be in an operative state, and the first pressing cylinder 71 and the second pressing cylinder 72 push the cylinders to enable the first pressing pin arm rod 3 and the second pressing pin arm rod 4 to be in a state of pulling the pressing frame assembly 2 downwards all the time, so that the self-locking action of continuous pressing of the pressing frame assembly 2 can be realized.

Both sides of 1 one end of presser arm are equipped with first spout seat 11 and second spout seat 12 respectively, press frame subassembly 2 to include with first spout seat 11 sliding connection's first pressure frame connecting block 21, with second spout seat 12 sliding connection's second pressure frame connecting block 22, install and press the first pressure frame 23 that frame connecting block 21 bottom just was used for compressing tightly the material and install and press the second pressure frame 24 that frame connecting block 22 bottom just was used for compressing tightly the material at the second. A first movable notch 13 for the first presser foot arm rod 3 to extend into is formed in the middle of the first chute seat 11, a second movable notch 14 for the second presser foot arm rod 4 to extend into is formed in the middle of the second chute seat 12, one end of the first presser foot arm rod 3 is inserted into the first pressure frame connecting block 21, and one end of the second presser foot arm rod 4 is inserted into the second pressure frame connecting block 22.

In this embodiment, the pulling wire 60 is preferably a steel wire, which has high strength and toughness, elasticity, and good stretching effect.

The utility model discloses a this embodiment is by the 2 control schemes of pressure frame subassembly that two kinds of control combination schemes formed, wherein, its one of them scheme is first closing device, presser foot armed lever connecting block 5 and stay wire controller promptly, operating personnel can directly realize supplementary counterpoint function, manual repetition lifts up pressure frame and constantly safe removal material promptly and counterpoints, its two schemes are second closing device, first cylinder 71 that compresses tightly promptly, the second compresses tightly cylinder 72 and cylinder controller, operating personnel counterpoint and accomplish and compress tightly the auto-lock action that can realize continuously compressing tightly the material with this second closing device after the material.

The utility model discloses a sewing machine's material counterpoint mechanism with supplementary counterpoint function, concrete using-way is: aligning the position of a material to be sewn with a needle bar of a sewing machine, then, stepping down a thread pulling pedal 61, driving a thread pulling 60 by the thread pulling pedal 61, driving a presser foot arm rod connecting block 5 by the thread pulling 60, driving a first presser foot arm rod 3 and a second presser foot arm rod 4 by the presser foot arm rod connecting block 5 respectively, driving a pressing frame component 2 by a presser arm 1 to press a column material, judging whether the material is aligned with the needle bar of the sewing machine or not, if not, moving and adjusting the material alignment position and continuously pressing and lifting the pressing frame component 2 through the cyclic action of loosening and stepping down the thread pulling pedal 61 for multiple times; until the position of the material to be sewn aligns the needle bar of the sewing machine, the pull-wire pedal 61 is continuously stepped to press the material, the cylinder pedal 75 is simultaneously stepped to be in a working state, the first pressing cylinder 71 drives the first pressing foot arm rod 3 to always keep downward movement, the second pressing cylinder 72 drives the second pressing foot arm rod 4 to always keep downward movement, the continuous pressing work of material alignment is completed at the moment, the pressing frame continuously presses the material, and the pull-wire pedal 61 can be loosened at the moment. When the sewing work of the material is finished, the pedal 75 of the cylinder is in the non-operating state, so that the first pressing cylinder 71 and the second pressing cylinder 72 are in the free sliding state, the reset spring 62 lifts the pressing foot arm rod connecting block 5 upwards to the original position, the first pressing foot arm rod 3 and the second pressing foot arm rod 4 reset at the moment, and the pressing frame assembly 2 is lifted.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A material alignment mechanism of a sewing machine with an auxiliary alignment function comprises a presser foot arm (1) arranged on the sewing machine, a pressing frame component (2) in sliding connection with one end of the presser foot arm (1), a first presser foot arm rod (3) arranged on one side of the presser foot arm (1), and a second presser foot arm rod (4) arranged on the other side of the presser foot arm (1), wherein one ends of the first presser foot arm rod (3) and the second presser foot arm rod (4) are respectively connected with the pressing frame component (2), and is characterized by further comprising a first pressing device for manually assisting and controlling the pressing frame component (2) to be lifted and pressed repeatedly and facilitating manual safe movement and alignment of materials in the lifting and pressing processes of the pressing frame component (2), and a second pressing device for manually aligning and pressing the materials and then controlling the pressing frame component (2) to be pressed continuously, the first pressing device comprises a pressing foot arm rod connecting block (5) used for connecting a first pressing foot arm rod (3) and a second pressing foot arm rod (4) together and a stay wire controller used for driving the pressing foot arm rod connecting block (5) and enabling a pressing frame assembly (2) to be repeatedly lifted and pressed, wherein one end of the pressing foot arm rod connecting block (5) is provided with a first connecting block (51), the other end of the pressing foot arm rod connecting block is provided with a second connecting block (52), the first connecting block (51) is connected with the first pressing foot arm rod (3), and the second connecting block (52) is connected with the second pressing foot arm rod (4).

2. The material alignment mechanism of a sewing machine with auxiliary alignment function as claimed in claim 1, wherein the first presser arm lever (3) and the second presser arm lever (4) are respectively connected with the presser arm (1) in a rotation manner.

3. The material alignment mechanism of a sewing machine with auxiliary alignment function as claimed in claim 1, wherein the pull wire controller comprises a pull wire (60) connected to the presser foot arm bar connecting block (5), a pull wire pedal (61) installed at one side of the presser foot arm (1) and connected to the pull wire (60), and a return spring (62) installed between the presser foot arm (1) and the presser foot arm bar connecting block (5), one end of the return spring (62) is connected to the presser foot arm (1), and the other end is connected to the presser foot arm bar connecting block (5).

4. The material alignment mechanism of a sewing machine with auxiliary alignment function as claimed in claim 3, wherein the thread controller further comprises an adjusting knob (63) installed on the top of the connecting block (5) of the presser foot arm lever and used for adjusting the tightness of the thread (60), and the adjusting knob (63) is connected with one end of the thread (60).

5. The material alignment mechanism of a sewing machine with auxiliary alignment function as claimed in claim 3, wherein the pull wire (60) is a steel wire.

6. The material alignment mechanism of a sewing machine with auxiliary alignment function as claimed in claim 1, wherein the second pressing device comprises a first pressing cylinder (71) installed at one side of the presser arm (1) and in transmission connection with the first presser arm rod (3), a second pressing cylinder (72) installed at the other side of the presser arm (1) and in transmission connection with the second presser arm rod (4), and a cylinder controller for simultaneously controlling the first pressing cylinder (71) to drive the first presser arm rod (3) and the second pressing cylinder (72) to drive the second presser arm rod (4).

7. The material alignment mechanism of a sewing machine with auxiliary alignment function as claimed in claim 6, wherein said cylinder controller comprises a control signal line electrically connected to the first pressing cylinder (71) and the second pressing cylinder (72), respectively, and a cylinder foot pedal (75) electrically connected to the control signal line.

8. The material alignment mechanism of a sewing machine with an auxiliary alignment function according to claim 1, wherein one side of one end of the presser arm (1) is provided with a first chute seat (11), the other side of one end of the presser arm (1) is provided with a second chute seat (12), the frame pressing assembly (2) comprises a first frame pressing connecting block (21) slidably connected with the first chute seat (11) and a second frame pressing connecting block (22) slidably connected with the second chute seat (12), the bottom of the first frame pressing connecting block (21) is provided with a first pressing frame (23), and the bottom of the second frame pressing connecting block (22) is provided with a second pressing frame (24).

9. The material alignment mechanism of the sewing machine with the auxiliary alignment function according to claim 8, wherein a first movable notch (13) for the first presser foot arm rod (3) to extend into is formed in the middle of the first chute seat (11), a second movable notch (14) for the second presser foot arm rod (4) to extend into is formed in the middle of the second chute seat (12), one end of the first presser foot arm rod (3) is inserted into the first presser frame connecting block (21), and one end of the second presser foot arm rod (4) is inserted into the second presser frame connecting block (22).