A driving mechanism of a button sewing machine or a sewing machine

Abstract

The utility model provides a kind of transmission mechanism of button presser or sewing machine and button presser or sewing machine, belong to button presser equipment technical field.It solves how to make the transmission of anti-button presser mechanism stable and other technical problems.The transmission mechanism includes transmission rod assembly, fixed plate and bearing one, foot pull rod is connected with the input end of transmission rod assembly and can drive transmission rod assembly to move, fixed plate and shell are integrated structure or are fixedly connected, fixed plate is equipped with through slot one, transmission rod assembly is fixedly connected with bearing one, bearing one can slide in through slot one, the output end of transmission rod assembly is connected with baffle ring.The utility model passes through bearing one in through slot one sliding, the through slot together to the effect of limiting, make bearing one move along through slot one, to drive baffle ring connected with the output end of transmission rod assembly to move up and down, to make baffle ring away from punching die part, avoid the situation that operator is hit by baffle ring during installation component.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the equipment technical field of buttoning machine, and relates to a buttoning machine or sewing machine transmission mechanism and buttoning machine or sewing machine.

[0002] The utility model relates to a sewing machine transmission mechanism and buttoning machine or sewing machine. BACKGROUND

[0003] The buttoning machine is a kind of equipment that fixes button on clothes or cloth, general button includes upper button and lower button, buttoning machine can automatically combine upper button and lower button on cloth, it is simple in structure, easy to operate, mainly used for the buttoning of various metal buttons, decorative buttons, I-shaped buttons and air eye, and is widely used in clothing factory and bag, paper bag processing enterprise, and for various different buttons and different thicknesses of clothes, bag material, just adjust mould or replace, can obtain the buttoning quality standard required.

[0004] The patent with application No.201721269136.8 discloses a multifunctional buttoning machine, which comprises a rack, a transmission mechanism and a safety mechanism installed on the rack, the transmission mechanism drives a punch rod to perform stamping action by using a crank connecting rod mechanism, and the safety mechanism drives a limiting piece to move up and down by using a sliding block and cooperates with a control switch to realize the function of preventing hand from being hit.

[0005] The buttoning machine in the above document can play the function of preventing hand from being hit when the buttoning machine is used, but still has the problem of unstable transmission of the transmission mechanism for realizing the function. SUMMARY

[0006] The utility model provides a buttoning machine or sewing machine transmission mechanism and buttoning machine or sewing machine in view of the above -mentioned problem existing in prior art, the technical problem to be solved by the utility model is how to make the transmission of anti-hitting mechanism stable.

[0007] The purpose of the utility model can be realized by the following technical schemes:

[0008] A buttoning machine or sewing machine transmission mechanism, the buttoning machine or sewing machine includes a casing, a foot pull rod, a punching die part and a retaining ring, the punching die part is installed on the casing, and the transmission mechanism includes a transmission rod assembly, a fixed plate and a bearing one, the foot pull rod is connected with the input end of the transmission rod assembly and can drive the transmission rod assembly to move, the fixed plate is an integral structure with the casing or is fixedly connected, a through slot one is formed in the fixed plate, the transmission rod assembly is fixedly connected with the bearing one, the bearing one can slide in the through slot one, and the output end of the transmission rod assembly is connected with the retaining ring.

[0009] The working principle is as follows: the foot pull rod drives the transmission rod assembly to move, so as to drive the bearing one fixedly connected with the transmission rod assembly to move, the bearing one slides in the through groove one, the through groove one has the limiting effect, so that the bearing one moves along the through groove one, so as to drive the blocking ring connected with the output end of the transmission rod assembly to move up and down, so that the blocking ring is away from the punching die part, avoiding the situation that the operator is hit by the blocking ring during the installation process, the bearing one slides in the through groove one to drive the transmission rod assembly to move, and the stability of the transmission is improved.

[0010] In the transmission mechanism of the above-described button machine or sewing machine, the through groove one includes a vertical groove one, an inclined groove and a vertical groove two, the upper end of the inclined groove is communicated with the vertical groove one, the lower end of the inclined groove is communicated with the vertical groove two, the vertical groove one is parallel to the vertical groove two, and the bearing one can slide in the vertical groove one, the inclined groove and the vertical groove two and abut against each other.

[0011] The inclined groove can limit the sliding of the bearing one in the inclined groove, the bearing moves on the inclined groove, the movement of the connecting rod one in the inclined direction is realized, the fixed plate moves up and down through the up-down movement of the foot pull rod, and the connecting rod one moves up and down, and the transmission is stable.

[0012] In the transmission mechanism of the above-described button machine or sewing machine, the housing is provided with a mounting plate, the transmission rod assembly includes a pull rod one and a connecting rod one, the lower end of the pull rod one is hinged to the housing, the foot pull rod is hinged to the middle end of the pull rod one and can drive the pull rod one to swing, the upper end of the pull rod one is connected with the lower end of the mounting plate, the pull rod one can drive the mounting plate to move up and down, and the upper end of the mounting plate is fixedly connected with the connecting rod one.

[0013] The foot pull rod drives the pull rod one to swing, the lower end of the pull rod one is hinged to the housing, the pull rod one can swing relative to the housing, the pull rod one drives the mounting plate connected with the pull rod one to move up and down, the bearing one fixedly connected with the connecting rod one can slide in the through groove one, the mounting plate moves up and down to drive the connecting rod one to move up and down, so that the blocking ring is away from the punching die part, and the situation that the operator is hit by the blocking ring during the installation process is avoided.

[0014] In the transmission mechanism of the above-described button machine or sewing machine, the mounting plate is fixedly connected with a sliding block one and a sliding block two, the sliding block one is slidingly connected with a guide rail one, the guide rail one is fixedly connected with the connecting rod one, the guide rail one can move left and right on the sliding block one, the sliding block two is slidingly connected with a guide rail two, the guide rail two is fixedly connected in the housing, the sliding block two can move up and down on the guide rail two, and the guide rail one and the guide rail two are perpendicular.

[0015] Since the slider one is fixedly connected to the mounting plate, the left and right movement of the guide rail one can drive the left and right movement of the connecting rod one, since the slider two is fixedly connected to the mounting plate, the guide rail two is fixedly connected to the shell, the up and down movement of the slider one can drive the up and down movement of the fixed plate, so that the connecting rod one moves up and down, through the sliding of the slider one and the guide rail one, the sliding of the slider two and the guide rail two, the connecting rod slides more smoothly in the through slot one, improves the transmission efficiency of the structure, the guide rail one and the guide rail two are perpendicular, the two are perpendicular, improves the stability of the structure.

[0016] In the above-mentioned transmission mechanism of a buttoning machine or a sewing machine, the upper end of the pull rod one has a through slot two, the lower end of the mounting plate is fixedly connected with a bearing two, the bearing two can slide in the through slot two and abut against the side wall of the through slot two.

[0017] By driving the pull rod one to swing through the foot pull rod, the bearing two abuts against the side wall of the through slot two, and the mounting plate moves up and down through the sliding of the bearing two and the through slot two. The transmission structure is stable in transmission.

[0018] A transmission mechanism of a buttoning machine or a sewing machine, the buttoning machine or the sewing machine comprises a shell, a foot pull rod, a punching die part and a blocking ring, the punching die part is installed on the shell, characterized in that the transmission mechanism comprises a pull rod two, a shaft and a connecting rod two, the lower end of the pull rod two is hinged to the shell, the foot pull rod is hinged to the middle end of the pull rod two and can drive the pull rod two to swing, the upper end of the pull rod two is hinged to the shaft, and driving the pull rod two to swing through the foot pull rod can drive the shaft to move, the upper end of the connecting rod two is fixedly connected to the shaft, and the lower end of the connecting rod two is connected with the blocking ring.

[0019] The foot pull rod drives the pull rod two to swing, since the lower end of the pull rod two is hinged to the shell, the pull rod two can swing relative to the shell, the pull rod two swings to drive the shaft to move, the shaft moves to drive the connecting rod two to move, so that the blocking ring connected with the connecting rod two moves, since the connecting rod two is fixedly connected to the shaft, the movement of the shaft can drive the blocking ring to move, the movement of the shaft driven by the pull rod two improves the stability of the shaft transmission, so that the blocking ring in the initial state moves from the side of the punching die part to directly below, thereby moving the blocking ring away from the punching die part, avoiding the situation that the operator is hit by the blocking ring during the installation of the part, improving the safety, and only through the movement of the foot pull rod can the situation be avoided, which is convenient for people to install on the punching die part and improves the efficiency.

[0020] In the transmission mechanism of the above-described button sewing machine or sewing machine, the sliding block three is provided on the machine shell, and the sliding block three is in sliding connection with the shaft rod.

[0021] The through hole is inclined, which limits the shaft rod. The shaft rod passes through the through hole and can move in the through hole. The connecting rod two is parallel to the foot rod.

[0022] In the transmission mechanism of the above-described button sewing machine or sewing machine, the sliding block three is provided on the machine shell, and the sliding block three is in sliding connection with the shaft rod.

[0023] In the transmission mechanism of the above-described button sewing machine or sewing machine, the upper end of the rod two is provided with a through slot three, the upper end of the shaft rod is connected with a pin shaft, and the pin shaft is in abutment with the inner wall of the through slot three and can move in the through slot three along with the swing of the rod two. The through slot three has a limiting function. The shaft rod is connected with the pin shaft. The distance of the pin shaft moving in the through slot three controls the distance of the shaft rod moving. Through the swing of the rod two, the pin shaft can move in the through slot three and abut against the inner wall, driving the shaft rod to move to a corresponding distance.

[0024] In the transmission mechanism of the above-described button sewing machine or sewing machine, the machine shell is fixedly connected with a guide rail three, the guide rail three is in sliding connection with a sliding block four in the vertical direction, the top of the sliding block four is fixedly connected with the sliding block three, and the sliding block three can slide on the guide rail three through the sliding block four to realize up-down movement.

[0025] The guide rail three is fixed on the shell, the sliding block four on the guide rail three can slide stably, the top of the sliding block four is fixedly connected with the sliding block three, and the sliding of the sliding block four enables the sliding block three to slide, thereby reducing friction and improving sliding efficiency.

[0026] In the transmission mechanism of the above-described button sewing machine or sewing machine, the sliding block three has a circular arc surface, an inclined surface one and an inclined surface two in the height direction of the surface of the sliding block three, the bearing three is adjacent to the circular arc surface, the inclined surface one and the inclined surface two are arranged in parallel, the shaft rod passes through the inclined surface one and the inclined surface two, and the circular arc surface is adjacent to the inclined surface one and located above the inclined surface one.

[0027] The bearing three is adjacent to the circular arc surface, the bearing three is stably installed on the sliding block three, the circular arc surface is adjacent to the inclined surface one and located above the inclined surface one, the pull rod piece two can be swung downward to drive the shaft rod to move downward, the pull rod piece two will not collide with the inclined surface one on the sliding block three and the shaft rod, and the inclined surface two is arranged in parallel with the inclined surface one, so that the shaft rod can pass through the through hole.

[0028] In the transmission mechanism of the above-described button sewing machine or sewing machine, the shell is fixedly connected with a stop block, the stop block is located above the sliding block three, and the stop block is connected with the sliding block three through the spring two.

[0029] The spring two can enable the sliding block three to move downward and reset to the upper side, the stop block is located above the sliding block three, the sliding block three will not slide out of the guide rail three when rebounding, and the stop block functions as a limiting part.

[0030] In the transmission mechanism of the above-described button sewing machine or sewing machine, the upper and lower ends of the shaft rod are respectively provided with a hollow groove one and a hollow groove two, the hollow groove one is connected with the upper end of the pull rod piece two and the pull rod piece two can swing in the hollow groove one, the two ends of the hollow groove one have side walls, the pull rod piece two can abut against the side walls of the two ends of the hollow groove one, and the upper end of the connecting rod piece two is located in the hollow groove two and fixedly connected with the hollow groove two.

[0031] The two ends of the hollow groove one have side walls, the side walls have a limiting function, the pull rod piece two swings in the hollow groove one, the pull rod piece two is located in the hollow groove one, the situation that the two collide with each other in the moving process is avoided, the upper end of the connecting rod piece two is located in the hollow groove and fixedly connected, and the stability of the connection between the two is improved.

[0032] The upper end of the foot lever is connected with a stud, the stud is connected with the foot lever through the through groove four, and the stud can move in the through groove four and abut against the two end side walls through the movement of the foot lever.

[0033] The stud and the two end side walls of the through groove four can abut against each other, so that the foot lever moves up and down in the range of the through groove four.

[0034] Another object of the present application is to provide a buttoning machine or sewing machine comprising the transmission mechanism.

[0035] Compared with the prior art, the present application has the following advantages:

[0036] 1. The bearing one of the transmission mechanism moves along the through groove one, thereby driving the blocking ring connected with the output end of the transmission rod assembly to move up and down, so that the blocking ring is away from the punching die part, avoiding the situation that the operator is hit by the blocking ring during the installation of the part. The sliding of the bearing one in the through groove one drives the movement of the transmission rod assembly, thereby improving the stability of the transmission.

[0037] 2. The sliding of the sliding block one and the guide rail one and the sliding of the sliding block two and the guide rail two make the connecting rod slide more smoothly in the through groove one, thereby improving the transmission efficiency of the structure. The guide rail one and the guide rail two are perpendicular to each other, thereby improving the stability of the structure.

[0038] 3. The connecting rod two of the transmission mechanism is fixedly connected with the shaft rod, the movement of the shaft rod can drive the movement of the blocking ring, and the connecting rod two drives the movement of the shaft rod, thereby improving the stability of the transmission of the shaft rod. BRIEF DESCRIPTION OF DRAWINGS

[0039] Figure 1 It is a structural schematic diagram of the anti-hitting mechanism.

[0040] Figure 2 It is a partial structural schematic diagram of the anti-hitting mechanism.

[0041] Figure 3 It is a partial structural schematic diagram of the anti-hitting mechanism.

[0042] Figure 4 It is a structural schematic diagram of the anti-hitting mechanism.

[0043] Figure 5 It is a structural schematic diagram of the anti-hitting mechanism.

[0044] Figure 6 is a structural schematic diagram of embodiment two.

[0045] Figure 7 is a partial structural schematic diagram of embodiment two.

[0046] Figure 8 is a partial structural schematic diagram of embodiment two.

[0047] Figure 9 is a structural schematic diagram of embodiment two.

[0048] Figure 10 is a structural schematic diagram of embodiment two.

[0049] In the figure, 1 is a casing; 2 is a foot pull rod; 3 is a punching die part; 4 is a blocking ring; 5 is a transmission rod assembly; 6 is a fixed plate; 7 is an input end; 8 is a through slot one; 9 is a bearing one; 10 is an output end;

[0050] 11 is a vertical slot one; 12 is an inclined slot; 13 is a vertical slot two; 14 is a mounting plate; 15 is a pull rod piece one; 16 is a connecting rod piece one; 17 is a sliding block one; 18 is a sliding block two; 19 is a guide rail one; 20 is a guide rail two; 21 is a through slot two; 22 is a bearing two; 23 is a spring one; 24 is a pull rod piece two; 25 is a shaft rod; 26 is a connecting rod piece two; 27 is a sliding block three; 28 is a through hole; 29 is a bearing three; 30 is a through slot three; 31 is a pin shaft; 32 is a guide rail three; 33 is a sliding block four; 34 is a circular arc surface; 35 is an inclined surface one; 36 is an inclined surface two; 37 is a blocking block; 38 is a spring two; 39 is a hollow slot one; 40 is a hollow slot two; 41 is a through slot four; 42 is a stud. DETAILED DESCRIPTION

[0051] The following are specific embodiments of the present application and further describe the technical solutions of the present application in combination with the drawings, but the present application is not limited to these embodiments.

[0052] Embodiment one

[0053] As Figure 1 and 2As shown in the figure, the buttoning machine or sewing machine comprises a machine shell 1, a foot pull rod 2, a punching die part 3 and a blocking ring 4, the punching die part 3 is installed on the machine shell 1, and the transmission mechanism comprises a transmission rod assembly 5, a fixed plate 6 and a bearing one 9, the foot pull rod 2 is connected with an input end 7 of the transmission rod assembly 5 and can drive the transmission rod assembly 5 to move, the fixed plate 6 is in an integral structure or a fixed connection with the machine shell 1, a through slot one 8 is formed in the fixed plate 6, the transmission rod assembly 5 is fixedly connected with the bearing one 9, the bearing one 9 can slide in the through slot one 8, and an output end 10 of the transmission rod assembly 5 is connected with the blocking ring 4. The foot pull rod 2 drives the transmission rod assembly 5 to move, so as to drive the bearing one 9 fixedly connected with the transmission rod assembly 5 to move, the bearing one 9 slides in the through slot one 8, the through slot one 8 plays a limiting role, so that the bearing one 9 moves along the through slot one 8, thereby driving the blocking ring 4 connected with the output end 10 of the transmission rod assembly 5 to move up and down, so that the blocking ring 4 moves away from the punching die part 3, avoiding the situation that the operator is hit by the blocking ring 4 during the installation of components, and the transmission rod assembly 5 is driven to move through the sliding of the bearing one 9 in the through slot one 8, thereby improving the stability of the transmission.

[0054] As shown in the figure, Figure 2 and 3 As shown in the figure, the through slot one 8 comprises a vertical slot one 11, an inclined slot 12 and a vertical slot two 13, the upper end of the inclined slot 12 is communicated with the vertical slot one 11, the lower end of the inclined slot 12 is communicated with the vertical slot two 13, the vertical slot one 11 is parallel to the vertical slot two 13, and the bearing one 9 can slide in and abut against the vertical slot one 11, the inclined slot 12 and the vertical slot two 13. The inclined slot 12 can play a limiting role when the bearing one 9 slides in the inclined slot 12, and the bearing moves on the inclined slot 12 to realize the movement of the connecting rod one 16 in the inclined direction, the fixed plate 6 is moved up and down through the up-and-down movement of the foot pull rod 2, thereby driving the connecting rod one 16 to move up and down, and the transmission is stable.

[0055] As shown in the figure, Figures 1-3As shown, the housing 1 is provided with a mounting plate 14, the transmission rod assembly 5 includes a pull rod piece one 15 and a connecting rod piece one 16, the lower end of the pull rod piece one 15 is hinged to the housing 1, the foot pull rod 2 is hinged to the middle end of the pull rod piece one 15 and can drive the pull rod piece one 15 to swing, the upper end of the pull rod piece one 15 is connected to the lower end of the mounting plate 14 and the pull rod piece one 15 swinging can drive the mounting plate 14 to move up and down, the upper end of the mounting plate 14 is fixedly connected with the connecting rod piece one 16. The foot pull rod 2 drives the pull rod piece one 15 to swing, since the lower end of the pull rod piece one 15 is hinged to the housing 1, the pull rod piece one 15 can swing relative to the housing 1, the pull rod piece one 15 swinging drives the mounting plate 14 connected with the pull rod piece one 15 to move up and down, the bearing one 9 fixedly connected with the connecting rod piece one 16 can slide in the through slot one 8, through the up and down movement of the mounting plate 14, the connecting rod piece one 16 is driven to move up and down, so that the blocking ring 4 is away from the punching die part 3, avoiding the situation that the operator is hit by the blocking ring 4 during the installation process.

[0056] As shown in Figure 3 and 5 shown, the mounting plate 14 is fixedly connected with a sliding block one 17 and a sliding block two 18, the sliding block one 17 is slidingly connected with a guide rail one 19, the guide rail one 19 is fixedly connected with the connecting rod piece one 16, the guide rail one 19 can move left and right on the sliding block one 17, the sliding block two 18 is slidingly connected with a guide rail two 20, the guide rail two 20 is fixedly connected in the housing 1, the sliding block two 18 can move up and down on the guide rail two 20, the guide rail one 19 and the guide rail two 20 are perpendicular. Since the sliding block one 17 is fixedly connected to the mounting plate 14, the left and right movement of the guide rail one 19 can drive the connecting rod piece one 16 to move left and right, since the sliding block two 18 is fixedly connected to the mounting plate 14 and the guide rail two 20 is fixedly connected to the housing 1, the up and down movement of the sliding block one 17 can drive the fixed plate 6 to move up and down, so that the connecting rod piece one 16 moves up and down, through the sliding of the sliding block one 17 and the guide rail one 19 and the sliding of the sliding block two 18 and the guide rail two 20, the connecting rod piece one 16 slides in the through slot one 8 more smoothly, improving the transmission efficiency of the structure, the guide rail one 19 and the guide rail two 20 are perpendicular, the two are perpendicular, improving the stability of the structure.

[0057] As shown in Figure 2 and 4 shown, the upper end of the pull rod piece one 15 has a through slot two 21, the lower end of the mounting plate 14 is fixedly connected with a bearing two 22, the bearing two 22 can slide in the through slot two 21 and abut against the side wall of the through slot two 21. The bearing two 22 abuts against the side wall of the through slot two 21 through the foot pull rod 2 driving the pull rod piece one 15 to swing, the mounting plate 14 moves up and down through the sliding of the bearing two 22 and the through slot two 21, the transmission structure is stable in transmission.

[0058] Example two

[0059] AsFigure 6 And 7 As shown in And

[0060] As shown in Figure 7 And 8 As shown in

[0061] As shown in Figure 7 And 8As shown, the slider three 27 is provided with a bearing three 29, the bearing three 29 is fixedly connected with the slider three 27, the pull rod piece two 24 can abut against the bearing three 29, when the pull rod piece two 24 abuts against the bearing three 29, the blocking ring 4 moves to the lower side of the punching die part 3 along the inclined direction of the shaft rod 25, the foot pull rod 2 drives upward, so that the slider three 27 can realize downward movement. The bearing three 29 has a limiting effect, so that the pull rod piece two 24 can abut against the bearing three 29, the bearing three 29 is fixed with the slider three 27, the stability of the bearing three 29 is improved, when the foot pull rod 2 drives the pull rod piece two 24 to swing downward to abut against the bearing three 29, the shaft rod 25 moves downward in the inclined direction, so that the blocking ring 4 on the connecting rod piece two 26 moves to the lower side of the punching die part 3, the foot pull rod 2 drives upward, because the lower end of the swing piece is hinged in the casing 1, the middle end is hinged with the foot pull rod 2, so that the upper end of the swing piece can continue to swing downward, driving the slider three 27 to move downward, so that the blocking ring 4 moves downward away from the punching die part 3, which is convenient for the operator to replace and install parts on the punching die part 3, and also avoids the situation that the blocking ring 4 hits the hand during installation. Figure 7 As shown, the upper end of the pull rod piece two 24 is provided with a through slot three 30, the upper end of the shaft rod 25 is connected with a pin shaft 31, the pin shaft 31 abuts against the inner wall of the through slot three 30 and can move in the through slot three 30 along with the swing of the pull rod piece two 24. The through slot three 30 has a limiting function, the shaft rod 25 is connected with the pin shaft 31, the distance of the pin shaft 31 moving in the through slot three 30 controls the distance of the shaft rod 25 moving, through the swing of the pull rod piece two 24, the pin shaft 31 can move in the through slot three 30 and abut against the inner wall, driving the shaft rod 25 to move to the corresponding distance.

[0062] As shown, Figure 7 As shown, the casing 1 is fixedly connected with a guide rail three 32, the guide rail three 32 is slidingly connected with a slider four 33 in the vertical direction, the top of the slider four 33 is fixedly connected with the slider three 27, the slider three 27 can slide on the guide rail three 32 through the slider four 33 to realize upward and downward movement. The guide rail three 32 is fixed on the casing 1, so that the slider four 33 sliding on the guide rail three 32 can realize stable upward and downward sliding, the top of the slider four 33 is fixedly connected with the slider three 27, the slider four 33 slides to make the slider three 27 also slide, which reduces friction and improves sliding efficiency.

[0063] As shown, Figure 8As shown, the surface of slider 27 has an arc surface 34, an inclined surface 35, and an inclined surface 36 along its height direction. Bearing 29 is adjacent to the arc surface 34. Inclined surfaces 35 and 36 are arranged in parallel. Shaft 25 passes through inclined surfaces 35 and 36. Arc surface 34 is adjacent to and above inclined surface 35. The proximity of bearing 29 to arc surface 34 ensures stable mounting of bearing 29 on slider 27. The proximity and above inclined surface 35 facilitates downward swinging of pull rod 24, causing shaft 25 to move downward, preventing pull rod 24 from colliding with inclined surface 35 and shaft 25 on slider 27. Inclined surface 36 is parallel to inclined surface 35, facilitating shaft 25 to pass through through hole 28.

[0064] like Figure 9 As shown, a stop block 37 is fixedly connected to the housing 1. The stop block 37 is located above the slider 27, and the stop block 37 and the slider 27 are connected by a spring 38. The spring 38 allows the slider 27 to move downward and then return to its upward position. The stop block 37, located above the slider 27, prevents the slider 27 from sliding out of the guide rail 32 when it rebounds, thus serving as a limiting device.

[0065] like Figure 8 As shown, the upper and lower ends of the shaft 25 are respectively provided with a first slot 39 and a second slot 40. The first slot 39 is connected to the upper end of the second tie rod 24, and the second tie rod 24 can swing within the first slot 39. The two ends of the first slot 39 have side walls, and the second tie rod 24 can abut against the side walls at both ends of the first slot 39. The upper end of the second connecting rod 26 is located within the second slot 40 and is fixedly connected to the second slot 40. The two ends of the first slot 39 have side walls, which have a limiting function, allowing the second tie rod 24 to swing within the first slot 39. The second tie rod 24 is located within the first slot 39, avoiding collision between the two during movement. The upper end of the second connecting rod 26 is located within the slot and is fixedly connected, improving the stability of the connection between the two. Figure 10 As shown, the foot pedal lever 2 has a spring 23, which is sleeved on the foot pedal lever 2 and can drive the foot pedal lever 2 to return to its original position. The middle end of the lever 24 has a through groove 41, and the upper end of the foot pedal lever 2 is connected to a stud 42. The stud 42 passes through the through groove 41 and is connected to the foot pedal lever 2. The movement of the foot pedal lever 2 allows the stud 42 to move within the through groove 41 and abut against the side walls at both ends. The through groove 41 has a limiting function. The stud 42 passes through the through groove 41 and is connected to the foot pedal lever 2. The stud 42 abuts against the side walls at both ends of the through groove 41, allowing the foot pedal lever 2 to move up and down within the range of the through groove 41.

[0066] Example 3

[0067] The present embodiment is substantially the same as that of Embodiment 1, except that in the present embodiment, a tacking machine or sewing machine is provided, the tacking machine or sewing machine including any one of the transmission mechanisms of Embodiments 1 and 2.

[0068] The specific embodiments described herein are merely illustrative of the spirit of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or replace them with similar ways, but will not deviate from the spirit of the present application or exceed the scope defined by the appended claims.

Claims

1. A transmission mechanism for a button-making machine or sewing machine, the button-making machine or sewing machine comprising a housing (1), a foot lever (2), a punching die part (3), and a retaining ring (4), the punching die part (3) being mounted on the housing (1), characterized in that, The transmission mechanism includes a transmission rod assembly (5), a fixed plate (6), and a bearing (9). The foot lever (2) is connected to the input end (7) of the transmission rod assembly (5) and can drive the transmission rod assembly (5) to move. The fixed plate (6) is an integral structure or fixedly connected to the housing (1). A through groove (8) is provided on the fixed plate (6). The transmission rod assembly (5) is fixedly connected to the bearing (9). The bearing (9) can slide in the through groove (8). The output end (10) of the transmission rod assembly (5) is connected to the retaining ring (4).

2. The transmission mechanism of a button-making machine or sewing machine according to claim 1, characterized in that, The through groove one (8) includes a vertical groove one (11), an inclined groove (12) and a vertical groove two (13). The upper end of the inclined groove (12) is connected to the vertical groove one (11), and the lower end of the inclined groove (12) is connected to the vertical groove two (13). The vertical groove one (11) and the vertical groove two (13) are parallel. The bearing one (9) can slide and abut against each other in the vertical groove one (11), the inclined groove (12) and the vertical groove two (13).

3. The transmission mechanism of a button-making machine or sewing machine according to claim 1, characterized in that, The housing (1) is provided with a mounting plate (14). The transmission rod assembly (5) includes a first pull rod (15) and a first connecting rod (16). The lower end of the first pull rod (15) is hinged to the housing (1). The foot pull rod (2) is hinged to the middle end of the first pull rod (15) and can drive the first pull rod (15) to swing. The upper end of the first pull rod (15) is connected to the lower end of the mounting plate (14), and the swing of the first pull rod (15) can drive the mounting plate (14) to move up and down. The upper end of the mounting plate (14) is fixedly connected to the first connecting rod (16).

4. The transmission mechanism of a button-making machine or sewing machine according to claim 3, characterized in that, The mounting plate (14) is fixedly connected to slider one (17) and slider two (18). Slider one (17) is slidably connected to guide rail one (19). Guide rail one (19) is fixedly connected to connecting rod one (16). Guide rail one (19) can move left and right on slider one (17). Slider two (18) is slidably connected to guide rail two (20). Guide rail two (20) is fixedly connected inside the housing (1). Slider two (18) can move up and down on guide rail two (20). Guide rail one (19) and guide rail two (20) are perpendicular to each other.

5. The transmission mechanism of a button-making machine or sewing machine according to claim 3, characterized in that, The upper end of the first tie rod (15) has a through groove (21), and the lower end of the mounting plate (14) is fixedly connected to a bearing (22). The bearing (22) can slide in the through groove (21) and abut against the side wall of the through groove (21).

6. A transmission mechanism for a button-making machine or sewing machine, the button-making machine or sewing machine comprising a housing (1), a foot lever (2), a punching die part (3), and a retaining ring (4), the punching die part (3) being mounted on the housing (1), characterized in that, The transmission mechanism includes a second pull rod (24), a shaft (25), and a second connecting rod (26). The lower end of the second pull rod (24) is hinged to the housing (1). The foot pull rod (2) is hinged to the middle end of the second pull rod (24) and can drive the second pull rod (24) to swing. The upper end of the second pull rod (24) is hinged to the shaft (25). The swinging of the second pull rod (24) driven by the foot pull rod (2) can drive the shaft (25) to move. The upper end of the second connecting rod (26) is fixedly connected to the shaft (25). The lower end of the second connecting rod (26) is connected to a retaining ring (4).

7. The transmission mechanism of a button-making machine or sewing machine according to claim 6, characterized in that, The housing (1) is provided with a slider three (27), which is slidably connected to the shaft (25). The slider three (27) is located between the pull rod two (24) and the connecting rod two (26). The slider three (27) is provided with a through hole (28), which is inclined. The shaft (25) passes through the through hole (28) on the slider three (27) and can move within the through hole (28). The connecting rod two (26) is arranged parallel to the foot pull rod (2).

8. The transmission mechanism of a button-making machine or sewing machine according to claim 7, characterized in that, The slider three (27) is provided with a bearing three (29), the bearing three (29) is fixedly connected to the slider three (27), the pull rod two (24) can abut against the bearing three (29), when the pull rod two (24) abuts against the bearing three (29), the retaining ring (4) moves along the inclined direction of the shaft (25) to below the punching die part (3), the foot pull rod (2) is driven upward, so that the slider three (27) can move downward.

9. The transmission mechanism of a button-making machine or sewing machine according to claim 8, characterized in that, The upper end of the second pull rod (24) is provided with a through groove (30), and the upper end of the shaft (25) is connected to a pin (31). The pin (31) abuts against the inner wall of the through groove (30) and can move within the through groove (30) as the second pull rod (24) swings. A guide rail (32) is fixedly connected to the housing (1). A slider (4) is slidably connected to the guide rail (32) in the vertical direction. A slider (37) is fixedly connected to the top of the slider (4) and can move along the guide rail (32) via the slider (33). 32) The slider three (27) moves up and down by sliding upwards. The surface of the slider three (27) has an arc surface (34), an inclined surface one (35) and an inclined surface two (36) in the height direction. The bearing three (29) is adjacent to the arc surface (34). The inclined surface one (35) and the inclined surface two (36) are arranged in parallel. The shaft (25) passes through the inclined surface one (35) and the inclined surface two (36). The arc surface (34) is adjacent to the inclined surface one (35) and is located above the inclined surface one (35). The housing (1) is fixedly connected with a stop block (37). The stop block (37) is positioned... Above slider three (27), the stop block (37) is connected to slider three (27) by spring two (38). The upper and lower ends of the shaft (25) are respectively provided with a hollow groove one (39) and a hollow groove two (40). The hollow groove one (39) is connected to the upper end of the pull rod two (24) and the pull rod two (24) can swing in the hollow groove one (39). The two ends of the hollow groove one (39) have side walls. The pull rod two (24) can abut against the side walls at both ends of the hollow groove one (39). The upper end of the connecting rod two (26) is located in the hollow groove. The foot lever (2) is fixedly connected to the hollowed-out groove (40) and has a spring (23) on it. The spring (23) is sleeved on the foot lever (2) and can reset the foot lever (2) after it is driven. The middle end of the lever (24) has a through groove (41). The upper end of the foot lever (2) is connected to a stud (42). The stud (42) passes through the through groove (41) and is connected to the foot lever (2). The movement of the foot lever (2) can make the stud (42) move in the through groove (41) and abut against the side walls at both ends.

10. A button-making machine or sewing machine, characterized in that, The button-making machine or sewing machine includes the transmission mechanism described in any one of claims 1-9.

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