CN204847592U - Take -up device with contact force control mechanism - Google Patents

Abstract

The utility model provides a winding device with a contact pressure control mechanism, the contact pressure control mechanism is connected between a bobbin support and a base, and the bobbin support is rotatably connected to the On the base, the contact pressure control mechanism includes a cam lever and a roller rotatably pressed on the cam lever, the roller is connected with the bobbin support, and the cam lever is rotatably connected to the base In addition, the contact pressure control mechanism further includes a pressure adjustment member, and the pressure adjustment member is arranged at the first end of the cam lever or the second end of the cam lever. The winding device with a contact pressure control mechanism of the utility model can adjust the contact pressure between the bobbin tube and the black roller, has a simple structure, is convenient to operate, and has sufficient and stable pressure adjustment.

Description

Winding device with contact pressure control mechanism

technical field

The utility model relates to a winding device, in particular to a winding device with a contact pressure control mechanism applied in the field of textile machinery.

Background technique

At present, the winding device includes a base and a bobbin support, the bobbin support is rotatably connected to the base through its rotating shaft, two chucks facing each other are rotatably supported on the free end of the bobbin support, and the two chucks Between them is used to hold the bobbin of the yarn to be wound. During the process of winding the yarn to the bobbin, the bobbin is always in contact with the black roller connected to the base. In order to meet the different needs of customers for the density or hardness of the yarn wound on the bobbin, it is often necessary to The contact pressure between the black rollers is adjusted.

In the prior art, a pressure adjustment mechanism is provided between the bobbin support and the black roller, and the pressure adjustment mechanism is composed of a connecting rod rotatably connected to the base and a roller in rolling contact with the connecting rod. One end of the rod is connected on the base by a spring, and the other end is a free end, and the roller is connected on the bobbin support and rolled on the free end of the connecting rod.

Although the pressure adjustment mechanism can play the role of adjusting the contact pressure between the black roller and the bobbin, the rolling position of the known roller must be limited to the free end of the connecting rod, which inevitably leads to a very short sliding distance. In this case, the function of using the upper surface of the connecting rod to cooperate with the roller to supplement or counteract the contact pressure is very limited. And when the bobbin support rises to the doffing position where the bobbin is fully rolled, the rollers are not fixed on the connecting rod, so that when the fully rolled bobbin is unloaded, the support of the bobbin support on the connecting rod is unstable, making the unloading full Reel tubes present certain difficulties.

Utility model content

The purpose of this utility model is to provide a winding device with a contact pressure control mechanism, which can adjust the contact pressure between the bobbin and the black roller. The structure is simple, the operation is convenient, and the pressure adjustment is sufficient and stable.

Above-mentioned purpose of the utility model can adopt following technical scheme to realize:

The utility model provides a winding device with a contact pressure control mechanism, the contact pressure control mechanism is connected between a bobbin support and a base, and the bobbin support is rotatably connected to the base with its rotating shaft as the center Above, the contact pressure control mechanism includes a cam lever and a roller rotatably pressed on the cam lever, the roller is connected with the bobbin support, and the cam lever is rotatably connected to the base , the contact pressure control mechanism further includes a pressure adjusting member, and the pressure adjusting member is arranged at the first end of the cam lever or the second end of the cam lever.

In a preferred embodiment, the first end of the cam lever is rotatably connected to the base, and the second end of the cam lever is connected to the bobbin holder.

In a preferred embodiment, the pressure adjustment member is an adjustment block, and the adjustment block is connected to the base so as to move up and down, and the first end of the cam lever is connected to the adjustment block in a rotatable manner.

In a preferred embodiment, the second end of the cam lever is connected to the rotating shaft of the bobbin holder through a spring.

In a preferred embodiment, the pressure adjusting member is an elastic steel sheet, one end of the elastic steel sheet is coilably connected to the rotating shaft of the bobbin support, and the other end is connected to the cam lever through a spring the second end of .

In a preferred embodiment, the cam lever is rotatably connected to the base through its first end.

In a preferred embodiment, the first end of the cam lever is provided with a doffer fixing concave surface, and when the roller is located on the doffer fixing concave surface, the bobbin support rotates relative to the base until the doffing Location.

The characteristics and advantages of the winding device with a contact pressure control mechanism of the utility model are: the winding device with a contact pressure control mechanism can adjust the contact pressure between the bobbin and the black roller, its structure is simple, easy to operate, and The pressure is fully adjusted and stable. In addition, the doffer fixing concave surface at the first end of the upper surface of the cam lever can provide stable support for the bobbin support at the doffing position, preventing the doffing support from being unstable at the doffing position and unloading full rolls smoothly bobbin problem.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the accompanying drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some implementations of the present invention. For example, those of ordinary skill in the art can also obtain other drawings based on these drawings on the premise of not paying creative efforts.

FIG. 1 is a structural schematic diagram of a winding device with a contact pressure control mechanism of the present invention.

Fig. 2 is a schematic diagram of the rollers of the winding device with a contact pressure control mechanism of the present invention.

Fig. 3 is a structural schematic diagram of the first embodiment of the winding device with the contact pressure control mechanism of the present invention.

Fig. 4 is a state-structural schematic view of the first embodiment of the winding device with the contact pressure control mechanism of the present invention.

Fig. 5 is a structural schematic diagram of state 2 of the first embodiment of the winding device with the contact pressure control mechanism of the present invention.

Fig. 6 is a structural schematic diagram of state three of the first embodiment of the winding device with a contact pressure control mechanism of the present invention.

Fig. 7 is a structural schematic diagram of the second embodiment of the winding device with the contact pressure control mechanism of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

As shown in Figure 1, the utility model provides a winding device with a contact pressure control mechanism. The contact pressure control mechanism is connected between the bobbin support 1 and the base 2. It is rotatably connected to the base 2 as the center, and the contact pressure control mechanism includes a cam lever 3 and a roller 4 rotatably pressed on the cam lever 3, and the roller 4 is connected with the bobbin holder 1, the cam lever 3 is rotatably connected to the base 2, and the contact pressure control mechanism also includes a pressure adjustment member 5, and the pressure adjustment member 5 is arranged at the first end 31 of the cam lever 3 Or the second end 32 of the cam lever 3 .

Specifically, as shown in FIG. 2 , two splints 12 are fixedly connected to one end of the bobbin support 1 close to the rotating shaft 11 , and the roller 4 is rotatably connected between the two splints 12 .

The cam lever 3 is located below the roller 4 and has a first end 31 and a second end 32. The roller 4 is rotatably arranged on the upper surface of the cam lever 3. The roller 4 is located at the first end 31 and the second end of the cam lever 3. Between 32. In the present utility model, the cam lever 3 is rotatably connected to the base 2 through its first end 31, and the second end 32 of the cam lever 3 is connected to the bobbin support 1. In a specific embodiment, the cam lever 3 For example, the second end 32 can be connected to the rotating shaft 11 of the bobbin holder 1 , or connected to the bobbin holder 1 close to the rotating shaft 11 .

The pressure adjusting member 5 is arranged on the first end 31 or the second end 32 of the cam lever 3, and the pressure adjusting member 5 is used to adjust the vertical distance between the first end 31 of the cam lever 3 and the rotating shaft 11 of the bobbin holder 1, Or adjust the vertical distance between the second end 32 of the cam lever 3 relative to the rotating shaft 11 of the bobbin holder 1, so as to adjust the distance between the bobbin 13 connected on the bobbin holder 1 and the black roller 21 connected to the base 2 Contact pressure to obtain cakes of different yarn densities or durometers.

In one embodiment of the present utility model, as shown in Figure 3, the pressure adjusting member 5 is an elastic steel sheet 51, one end of the elastic steel sheet 51 is coilably connected to the rotating shaft 11 of the bobbin support 1, and the other One end is connected to the second end 32 of the cam lever 3 through a spring 321 ; in this embodiment, the first end 31 of the cam lever 3 is rotatably connected to the base 2 .

As shown in Figure 4, the upper surface of the cam lever 3 in this embodiment can be divided into two working surfaces, with a point as the dividing point, when the roller 4 is at this point, the active force F1 of the cam lever 3 on the roller 4 Pointing to the center of the rotating shaft 11 of the bobbin holder 1, that is, when the force F1 of the roller 4 is pointing to the center of the rotating shaft 11 of the bobbin holder 1, the position of the roller 4 on the upper surface of the cam lever 3 is above cut-off point. With the perspective shown in Figure 4 as a reference, the upper surface of the cam lever 3 on the left side of the demarcation point is the first working surface 33, and when the roller 4 rolls on the first working surface 33, as shown in Figure 5, the cam lever 3 pairs The active force F2 of the roller 4 is on the left side of the rotating shaft 11, and this active force F2 is to apply an upward lifting force to the bobbin holder 1; the upper surface of the cam lever 3 on the right side of the dividing point is the second working surface 34, as shown in Figure 6 As shown, when the roller 4 rolls on the second working surface 34 , the force F3 exerted by the cam lever 3 on the roller 4 is on the right side of the rotating shaft 11 .

Therefore, when the roller 4 is on the first working surface 33, rotating the bobbin holder 1 clockwise increases the upward force on the bobbin holder 1, thereby reducing the contact pressure between the bobbin 13 and the black roller 21; When the roller 4 is on the second working surface 34, the clockwise rotation of the bobbin support 1 increases the downward force on the bobbin support 1, thereby enhancing the contact pressure between the bobbin 13 and the black roller 21.

In another embodiment of the present utility model, as shown in FIG. 7, the pressure adjustment member 5 is an adjustment block 52, and the adjustment block 52 is connected to the base 2 so as to be movable up and down, and the first end 31 of the cam lever 3 is rotatable. The ground is connected with the adjustment block 52 , and the second end 32 of the cam lever 3 is connected with the rotating shaft 11 of the bobbin holder 1 through a spring 321 .

Specifically, in this embodiment, the base 2 can be connected with a chute in the up and down direction, and the adjustment block 52 is movably arranged in the chute, and is connected to the base 2 through connecting pieces such as screws 53, and can be adjusted as needed. Loosen the screw 53, adjust the position of the adjustment block 52 in the chute, and then adjust the vertical distance between the first end 31 of the cam lever 3 and the rotating shaft 11 of the bobbin holder 1, and then tighten the screw 53 after the adjustment is completed.

The working principle of this embodiment is basically the same as that of the above-mentioned embodiment. When the roller 4 is on the first working surface 33, the adjustment block 52 is moved up to increase the upward force on the bobbin holder 1, thereby reducing the contact between the bobbin 13 and the black. The contact pressure between the rollers 21; when the roller 4 is on the second working surface 34, the adjustment block 52 is moved up to increase the downward force on the bobbin support 1, thereby strengthening the gap between the bobbin 13 and the black roller 21. contact pressure.

According to one embodiment of the present utility model, a doffing fixing concave surface 35 is provided on the upper surface of the cam lever 3 close to its first end 31. When the roller 4 is located in the doffing fixing concave surface 35, the bobbin support 1 just rotates relative to the base 2 to the doffing position, which is the position for unloading the fully wound bobbins 13 on the bobbin holder 1. The doffer fixing concave surface 35 is a deep groove, which is used to fix the roller 4 when doffing. The doffing fixing concave surface 35 can provide stable support for the bobbin support 1 at the doffing position, preventing the doffing support 1 from The doffing position is not fixed stably, and the bobbin tube 13 of full volume cannot be unloaded smoothly.

The winding device with a contact pressure control mechanism of the utility model can adjust the contact pressure between the bobbin 13 and the black roller 21, and has a simple structure, convenient operation, and sufficient and stable pressure adjustment. In addition, the doffing fixing concave surface 35 provided at the position of the first end 31 on the upper surface of the cam lever 3 can provide stable support for the bobbin support 1 at the doffing position, and prevent the doffing support 1 from being unstable at the doffing position. The problem that the bobbin tube 13 of full volume cannot be unloaded smoothly.

The above are only a few embodiments of the present utility model, and those skilled in the art can make various changes or modifications to the embodiments of the present utility model according to the contents disclosed in the application documents without departing from the spirit and scope of the present utility model.

Claims (7)

1. A winding device with a contact pressure control mechanism, the contact pressure control mechanism is connected between a bobbin support and a base, and the bobbin support is rotatably connected to the base with its rotating shaft as the center, The contact pressure control mechanism includes a cam lever and a roller that is rotatably pressed on the cam lever, and the roller is connected with the bobbin support, and is characterized in that the cam lever is rotatably connected to the On the base, the contact pressure control mechanism further includes a pressure adjustment member, and the pressure adjustment member is arranged at the first end of the cam rod or the second end of the cam rod. 2. The winding device with a contact pressure control mechanism as claimed in claim 1, wherein the cam lever is rotatably connected to the base through its first end, and the second end of the cam lever Connected to the bobbin holder. 3. The winding device with a contact pressure control mechanism as claimed in claim 1, wherein the pressure adjustment member is an adjustment block, and the adjustment block is connected to the base so that it can move up and down, and the cam The first end of the rod is rotatably connected with the adjusting block. 4. The winding device with a contact pressure control mechanism as claimed in claim 3, wherein the second end of the cam lever is connected to the rotating shaft of the bobbin holder through a spring. 5. The winding device with a contact pressure control mechanism as claimed in claim 1, wherein the pressure adjusting member is an elastic steel sheet, and one end of the elastic steel sheet is reelably connected to the bobbin On the rotating shaft of the bracket, the other end thereof is connected to the second end of the cam lever through a spring. 6. The winding device with a contact pressure control mechanism according to claim 5, wherein the cam lever is rotatably connected to the base through its first end. 7. The winding device with a contact pressure control mechanism according to claim 1, characterized in that, the first end of the cam lever is provided with a doffer fixed concave surface, and when the roller is located on the doffer fixed concave surface, In this state, the bobbin support rotates relative to the base to the doffing position.