Up-down and front-back driving structure of button sewing machine twisting clamp

Abstract

The utility model relates to an up-down front-back driving structure of a button sewing machine twist clamp, which belongs to the technical field of button sewing machines, and comprises a rack and a twist clamp, the twist clamp is arranged on the rack through a sliding block and sliding rail assembly in a sliding mode, and a lifting assembly used for lifting the twist clamp is arranged in the rack. A driving device connected with the lifting assembly and the sliding block and sliding rail assembly is arranged on the machine frame, controls the twist clamp to swing up and down through the lifting assembly and controls the twist clamp to move front and back through the sliding block and sliding rail assembly. The up-down and front-back driving structure of the button sewing machine twist clamp can lift a presser foot and drive the twist clamp to move front and back while the number of motors is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to button sewing machine technical field, especially point to a kind of up-down front-back driving structure of button sewing machine twist clamp. BACKGROUND

[0002] The button sewing machine on market is basically driven by a motor when working, and the main shaft is rotated, and the power is transmitted to the disc shaft through the worm gear, and two discs are arranged on the disc shaft, and the clamp device on the button sewing machine can move left and right on the button sewing machine through connecting the two discs, so as to facilitate sewing buttons on clothes, and the worm gear in the button sewing machine will be worn out after long time use, and it is troublesome to replace.

[0003] The domestic database discloses a utility model with the patent name of a driving structure for button sewing machine clamp device, which comprises a rack, the clamp device is slidably arranged on the rack, a driving motor one for controlling the forward and backward movement of the clamp device is arranged on the rear end of the rack, a driving motor two for controlling the left and right movement of the clamp device is arranged on one side of the rear end of the rack, an oscillating rod is arranged on the motor shaft of the driving motor two, a connecting rod is movably connected to one end of the oscillating rod, the connecting rod is movably connected with the clamp device, and the driving motor two drives the oscillating rod to oscillate, and the oscillating rod drives the clamp device to move left and right through the connecting rod, the above structure can solve the above technical problems, but it is necessary to additionally increase an electromagnet or a motor to drive the lifting foot assembly to realize the lifting and lowering of the clamp device, so that the overall structure is relatively bulky, and the production cost is relatively high. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a button sewing machine twist clamp up-down front-back driving structure which is reasonable in structure, reduces the number of motors and can realize the lifting and lowering of the lifting foot and the forward and backward movement of the twist clamp.

[0005] The utility model is realized as follows:

[0006] A button sewing machine twist clamp up-down front-back driving structure, which comprises a rack and a twist clamp, the twist clamp is slidably arranged on the rack through a sliding block sliding rail assembly, and a lifting assembly for lifting the twist clamp is arranged in the rack, a driving device connected with the lifting assembly and the sliding block sliding rail assembly is arranged on the rack, the driving device controls the up-down swinging of the twist clamp through the lifting assembly, and controls the forward and backward movement of the twist clamp through the sliding block sliding rail assembly.

[0007] In the above-mentioned button sewing machine twist clamp up-down front-back driving structure, the driving device comprises a motor and a driving wheel, the driving wheel is fixedly arranged on the motor shaft of the motor, and the driving wheel is connected with the lifting assembly and the sliding block sliding rail assembly.

[0008] In the up-and-down and front-and-back driving structure of the twist clamp of the button sewing machine, the lifting assembly comprises a lifting lever, a pull rod and a driving link, the middle end of the lifting lever is rotationally connected with the rack through a rotating shaft, the driving link is rotationally connected with the driving wheel through a connecting piece, and the driving link is provided with a buffer groove, and the connecting piece is located in the buffer groove.

[0009] In the up-and-down and front-and-back driving structure of the twist clamp of the button sewing machine, the sliding block and sliding rail assembly comprises a sliding rail, a sliding block and a driving seat, the sliding block is fixed on the rack, the sliding rail is fixedly connected with the twist clamp, the driving seat is connected with the sliding rail, and the driving seat is provided with a guide shaft, and the driving wheel is provided with a guide groove matched with the guide shaft.

[0010] In the up-and-down and front-and-back driving structure of the twist clamp of the button sewing machine, one end of the guide groove is arranged close to the edge of the driving wheel, and the other end is arranged close to the center of the driving wheel.

[0011] In the up-and-down and front-and-back driving structure of the twist clamp of the button sewing machine, the guide groove comprises a driving section and an idle section, the driving section and the idle section are communicated, the driving section is arranged close to the edge of the driving wheel, and the idle section is arranged close to the center of the driving wheel.

[0012] In the up-and-down and front-and-back driving structure of the twist clamp of the button sewing machine, a roller is sleeved on the guide shaft, and the roller is in contact with the groove wall of the guide groove.

[0013] In the up-and-down and front-and-back driving structure of the twist clamp of the button sewing machine, a plurality of hollow holes are arranged on the driving wheel.

[0014] The utility model discloses an up-and-down and front-and-back driving structure of the twist clamp of the button sewing machine.

[0015] The utility model discloses an up-and-down and front-and-back driving structure of the twist clamp of the button sewing machine. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is the structural diagram of the utility model.

[0017] Fig. 2 It is the internal structure schematic view of the utility model.

[0018] Fig. 3 Figure 1 is a structural schematic diagram of the lifting assembly, the sliding block sliding rail assembly and the driving device.

[0019] 1-frame; 2-torsion clamp; 3-sliding block sliding rail assembly; 4-lifting assembly; 5-driving device;

[0020] 31-sliding rail; 32-sliding block; 33-driving seat; 34-guide shaft; 35-guide groove; 41-lifting lever; 42-pull rod; 43-driving connecting rod; 44-rotation shaft; 45-connector; 46-buffer groove; 51-motor; 52-driving wheel; 351-driving section; 352-idle section; 521-hollow hole. DETAILED DESCRIPTION

[0021] The utility model will be further described in conjunction with the specific embodiments and the accompanying drawings:

[0022] As Figs. 1-3 shown: a buckle machine torsion clamp up and down front and back drive structure, including frame 1 and torsion clamp 2, the torsion clamp 2 is slidably arranged on frame 1 through sliding block sliding rail assembly 3, and the frame 1 is provided with lifting assembly 4 for lifting torsion clamp 2, the frame 1 is provided with driving device 5 connected with lifting assembly 4 and sliding block sliding rail assembly 3, the driving device 5 controls torsion clamp 2 to swing up and down through lifting assembly 4, and controls torsion clamp 2 to move forward and backward through sliding block sliding rail assembly 3, the driving device 5 includes motor 51 and driving wheel 52, the driving wheel 52 is fixed on the motor shaft of motor, and the driving wheel 52 is connected with lifting assembly 4 and sliding block sliding rail assembly 3, specifically, the above-mentioned functions can be realized through a driving wheel and a motor, and the structure is reasonable and relatively simple.

[0023] In the above-mentioned buckle machine torsion clamp up and down front and back drive structure, the lifting assembly 4 includes lifting lever 41, pull rod 42 and driving connecting rod 43, the middle end of the lifting lever 41 is rotatably connected with the frame 1 through the rotation shaft 44, the driving connecting rod 43 is rotatably connected with the driving wheel 52 through the connector 45, and the driving connecting rod 43 is provided with the buffer groove 46, the connector 45 is located in the buffer groove 46, specifically, the pull rod is a special-shaped three-section structure, and the connector is a bolt.

[0024] In the up-down and front-back driving structure of the twist clamp of the button sewing machine, the slider rail assembly 3 comprises a slider rail 31, a slider 32 and a driving seat 33, the slider 32 is fixed on the rack 1, the slider rail 31 is fixedly connected with the twist clamp 2, the driving seat 33 is connected with the slider rail 31, a guide shaft 34 is arranged on the driving seat 33, a guide groove 35 is arranged on the driving wheel 52 and cooperates with the guide shaft 34, one end of the guide groove 35 is arranged close to the edge of the driving wheel 52, and the other end of the guide groove 35 is arranged close to the center of the driving wheel 52, and specifically, the guide groove is basically in a C-shaped structure.

[0025] In the up-down and front-back driving structure of the twist clamp of the button sewing machine, the guide groove 35 comprises a driving section 351 and an idle section 352, the driving section 351 and the idle section 352 are communicated, the driving section 351 is arranged close to the edge of the driving wheel 52, and the idle section 352 is arranged close to the center of the driving wheel 52, and specifically, when the guide shaft is located in the driving section, the twist clamp can be driven to move forward and backward, and when the guide shaft is located in the idle section, the twist clamp remains stationary.

[0026] In the up-down and front-back driving structure of the twist clamp of the button sewing machine, a roller 36 is sleeved on the guide shaft 34, and the roller 36 is in contact with the groove wall of the guide groove 35, and specifically, this is to reduce the friction between the guide shaft and the guide groove and prolong the service life.

[0027] In the up-down and front-back driving structure of the twist clamp of the button sewing machine, a plurality of hollow holes 521 are arranged on the driving wheel 52, and specifically, this is to reduce the weight of the driving wheel and improve the rotation sensitivity.

[0028] The above embodiment is only a preferred embodiment of the utility model, and does not limit the protection scope of the utility model, so that: equivalent changes made according to the structure, shape and principle of the utility model should be covered in the protection scope of the utility model.

Claims

1. A front and back up and down driving structure of a button sewing machine, comprising a frame (1) and a twist clamp (2), characterized in that: The torsion clamp (2) is slidably arranged on the frame (1) through a slider rail assembly (3), and a lifting assembly (4) for lifting the torsion clamp (2) is arranged in the frame (1), and a driving device (5) connected with the lifting assembly (4) and the slider rail assembly (3) is arranged on the frame (1), the driving device (5) controls the torsion clamp (2) to swing up and down through the lifting assembly (4) and controls the torsion clamp (2) to move forward and backward through the slider rail assembly (3).

2. The twist clip driving structure of the button sewing machine according to claim 1, wherein: The driving device (5) comprises a motor (51) and a driving wheel (52), the driving wheel (52) is fixed on the motor shaft of the motor, and the driving wheel (52) is connected with the lifting assembly (4) and the slider rail assembly (3).

3. The twist clip driving structure of the button sewing machine according to claim 2, wherein: The lifting assembly (4) comprises a lifting lever (41), a pull rod (42) and a driving link (43), the middle end of the lifting lever (41) is rotatably connected with the frame (1) through a rotating shaft (44), the driving link (43) is rotatably connected with the driving wheel (52) through a connecting piece (45), and the driving link (43) is provided with a buffer groove (46), and the connecting piece (45) is located in the buffer groove (46).

4. The twist clip driving structure of the button sewing machine according to claim 2, wherein: The slider rail assembly (3) comprises a slide rail (31), a slider (32) and a driving seat (33), the slider (32) is fixed on the frame (1), the slide rail (31) is fixedly connected with the torsion clamp (2), the driving seat (33) is connected with the slide rail (31), and the driving seat (33) is provided with a guide shaft (34), and the driving wheel (52) is provided with a guide groove (35) matched with the guide shaft (34).

5. The button sewing machine according to claim 4, wherein: One end of the guide groove (35) is arranged close to the edge of the driving wheel (52), and the other end is arranged close to the center of the driving wheel (52).

6. The button sewing machine according to claim 5, wherein: The guide groove (35) comprises a driving section (351) and an idle section (352), the driving section (351) and the idle section (352) are communicated, the driving section (351) is arranged close to the edge of the driving wheel (52), and the idle section (352) is arranged close to the center of the driving wheel (52).

7. The button sewing machine according to claim 4, wherein: The guide shaft (34) is sleeved with a roller (36), and the roller (36) is in contact with the groove wall of the guide groove (35).

8. The twist clip driving structure of the button attaching machine according to claim 2 or 3 or 4 or 5 or 6 or 7, characterized in that: The driving wheel (52) is provided with a plurality of hollow holes (521).

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