CN218538694U

CN218538694U - Tightness adjusting device for iron core winding

Info

Publication number: CN218538694U
Application number: CN202223138426.2U
Authority: CN
Inventors: 王士刚; 张艳林; 曹剑飞
Original assignee: HEBEI GAOJING ELECTRICAL EQUIPMENT CO Ltd
Current assignee: HEBEI GAOJING ELECTRICAL EQUIPMENT CO Ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-02-28
Anticipated expiration: 2032-11-25

Abstract

The utility model discloses an elasticity adjusting device for iron core is convoluteed, which comprises a supporting table, the axle of unreeling is installed to brace table one end, it rolls up to install the silicon steel sheet on the axle of unreeling, the rolling axle is installed to the brace table other end, the epaxial collecting board of installing of rolling, install friction mechanism on the brace table, install adjustment mechanism on the brace table, friction mechanism is including installing the friction frame in brace table upper end one side, adjustment mechanism includes the crane of fixed mounting on the brace table, the live-rollers is installed to the crane lower extreme. The beneficial effects of the utility model are that, can prevent through friction between friction frame and the silicon steel sheet book that the silicon steel sheet from rolling up pivoted speed too big, and then can be so that the silicon steel sheet length of giving is shorter, then drive the live-rollers through the crane and reciprocate, can be convenient for take-up the silicon steel sheet to can reduce the displacement of live-rollers, reduced the size of this device, the result of use is better.

Description

Tightness adjusting device for iron core winding

Technical Field

The utility model relates to an iron core processing equipment technical field, more specifically the theory says, relates to an elasticity adjusting device for iron core is convoluteed.

Background

The iron core generally comprises the winding of silicon steel sheet, with the silicon steel sheet book install on unreeling the axle, then place the collecting plate on the rolling axle, fix silicon steel sheet one end on the collecting plate, drive the collecting plate through the rolling axle and rotate, and then can twine the silicon steel sheet on the collecting plate to can drive through pulling of silicon steel sheet and unreel the axle and rotate.

In the prior art, because the collecting plate of iron core is generally square, when the collecting plate rotates, it is not at the uniform velocity with silicon steel sheet pull, and then can lead to the collecting plate to pull the dynamics of silicon steel sheet different, when the silicon steel sheet is pulled, can drive silicon steel sheet book and rotate, and then can emit more silicon steel sheet, lead to the silicon steel sheet to take place the condition such as winding, influence machining efficiency, in order to avoid this kind of situation, generally can install the live-rollers of liftable between rolling axle and unreeling axle, can emit when more at the silicon steel sheet, promote the live-rollers below, can be taut with the silicon steel sheet, when pulling the silicon steel sheet, can make the live-rollers upwards remove, and then can reduce the traction force of silicon steel sheet to unreeling axle, prevent to unreel the silicon steel sheet that the axle emits, but only when the silicon steel sheet is taut through the live-rollers of liftable, it can to need the live-rollers to remove longer distance, the result of use is not good.

The above description is included in the technical recognition scope of the inventors, and does not necessarily constitute the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem, a tightness adjusting device for iron core winding is designed.

The technical scheme of the utility model is that the tightness adjusting device for iron core winding comprises a supporting table, one end of the supporting table is provided with a rotatable unwinding shaft, the unwinding shaft is provided with a silicon steel sheet coil, the other end of the supporting table is provided with a rotatable winding shaft, the winding shaft is provided with a collecting plate, the supporting table is provided with a friction mechanism, the supporting table is provided with an adjusting mechanism,

the friction mechanism comprises a friction frame fixedly arranged on one side of the upper end of the support platform, one end of the friction frame can be in contact with the silicon steel sheet coil, the friction frame can always keep friction force with the silicon steel sheet coil along with the reduction of the silicon steel sheet coil,

the adjusting mechanism comprises a lifting frame fixedly installed on the supporting platform, the lifting frame is located between the unwinding shaft and the winding shaft, and the rotating roller is installed at the lower end of the lifting frame.

Further, the friction frame includes the dead lever of fixed mounting in a supporting bench upper end, it has the circular groove to open on the dead lever, the circular groove endotheca is equipped with the rotation drum, rotate drum one end and install the friction pad, the weight piece is installed to the friction pad lower extreme, the friction pad can be followed silicon steel sheet and rolled up the upper end and walked around and roll up surface contact with the silicon steel sheet, the dead lever below is equipped with the support frame, the support frame lower extreme with unreel the axle contact and produce frictional force.

Further, the support frame is including being located the elevator of unreeling the axle top, the spring thimble is installed to the elevator lower extreme, the arc limiting plate is installed to spring thimble lower extreme, arc limiting plate and the contact of unreeling the axle, the adjustment frame is installed to elevator one side, the height of the adjustable elevator of adjustment frame.

Further, the adjustment frame includes the direction slide of fixed mounting on a supporting bench side surface, direction slide one side is equipped with the guide block, guide block one end is stretched in the direction slide, the elevator is installed at the guide block lower surface, surface mounting has the lifter on the guide block, the slurcam is installed to the lifter upper end, rotate the drum outside and install eccentric circle, eccentric circle be located the slurcam top and with slurcam upper surface contact.

Further, the crane includes fixed plate of fixed mounting on a supporting bench, the fixed plate below is equipped with the lifter plate, lifter plate and fixed plate pass through expanding spring and connect, the live-rollers is installed at the lifter plate lower surface.

Furthermore, a plurality of guide holes are formed in the fixing plate, a plurality of guide rods are installed on the lifting plate, and the upper ends of the guide rods penetrate through the guide holes and extend to the upper portion of the fixing plate.

The utility model has the advantages that: besides the liftable rotating roller, the friction force between the friction frame and the silicon steel sheet roll can prevent the silicon steel sheet roll from rotating at an overlarge speed, so that the discharged silicon steel sheet is short in length, and then the lifting frame drives the rotating roller to move up and down, so that the silicon steel sheet can be conveniently tensioned, the moving distance of the rotating roller can be reduced, the size of the device is reduced, and the using effect is better,

the friction frame mainly stops the silicon steel sheet roll from rotating through the friction force between the friction pad and the silicon steel sheet roll, the friction pad is tensioned through the falling block, the friction force can be increased, the structure is simple, the manufacturing cost is low,

along with the thickness that the silicon steel sheet was rolled up is increasingly thin, the angle between friction pad and the silicon steel sheet was rolled up is increasingly littleer, corresponding frictional force also can be more and more littleer, the speed reduction effect of rolling up the silicon steel sheet this moment is not good, when falling a pulling friction pad and pasting tight silicon steel sheet and rolling up, can drive rotation drum and eccentric circle and rotate, and then can make the slurcam, the lifter, the guide block, the elevator removes downwards, and compress the spring thimble, can make arc limiting plate and the pressure increase between the axle of unreeling, and then can increase the frictional force between arc limiting plate and the axle of unreeling, can be convenient for slow down the axle of unreeling, make the silicon steel sheet of unreeling still less, the result of use is better, moreover, the steam generator is simple in structure, the cost is lower.

Drawings

Fig. 1 is a schematic structural view of a slack adjuster for iron core winding according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

fig. 4 is a schematic structural view of the adjusting bracket of the present invention;

FIG. 5 is a schematic structural view of the friction frame of the present invention;

in the figure, 1, a support table; 2. unwinding the reel; 3. coiling the silicon steel sheet; 4. a winding shaft; 5. a collection plate; 6. a friction frame; 7. a lifting frame; 8. a rotating roller; 9. a fixing rod; 10. a circular groove; 11. rotating the cylinder; 12. a friction pad; 13. a pendant block; 14. a support frame; 15. a lifting block; 16. a spring thimble; 17. an arc limiting plate; 18. an adjusting frame; 19. a guide slide way; 20. a guide block; 21. a lifting rod; 22. a push plate; 23. an eccentric circle; 24. a fixing plate; 25. a lifting plate; 26. a tension spring; 27. a guide hole; 28. a guide rod.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely illustrate the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The utility model provides a tightness adjusting device for iron core winding as shown in figures 1-5, which comprises a supporting table 1, one end of the supporting table 1 is provided with a rotatable unreeling shaft 2, the unreeling shaft 2 is provided with a silicon steel sheet roll 3, the other end of the supporting table 1 is provided with a rotatable reeling shaft 4, the reeling shaft 4 is provided with a collecting plate 5, the supporting table 1 is provided with a friction mechanism, the supporting table 1 is provided with an adjusting mechanism, the friction mechanism comprises a friction frame 6 fixedly arranged on one side of the upper end of the supporting table 1, one end of the friction frame 6 can be contacted with the silicon steel sheet roll 3, the friction frame 6 can always keep friction with the silicon steel sheet roll 3 along with the reduction of the silicon steel sheet roll 3, the adjusting mechanism comprises a lifting frame 7 fixedly arranged on the supporting table 1, the lifting frame 7 is positioned between the unreeling shaft 2 and the reeling shaft 4, the lower end of the lifting frame 7 is provided with a rotating roller 8,

the process of winding the silicon steel sheet by the device is as follows: install silicon steel sheet book 3 on unreeling axle 2, install collecting plate 5 on rolling shaft 4, fix silicon steel sheet one end on rolling silicon steel sheet book 3 on collecting plate 5 after 8 lower extremes of live-rollers are passed around, can drive collecting plate 5 through the rotation of rolling shaft 4 and rotate, and then can collect the silicon steel sheet, when the silicon steel sheet is collected, can pull and rotate silicon steel sheet book 3, when traction force is too big, can pull live-rollers 8 upwards to crane 7, and then can tentatively reduce traction force, then can make unreeling axle 2 and silicon steel sheet book 3 rotate with higher speed, and emit the silicon steel sheet, through the frictional force between friction frame 6 and silicon steel sheet book 3, can reduce the number of turns of silicon steel sheet book 3, and then the length that reducible silicon steel sheet was emitted, after the silicon steel sheet was emitted, can push live-rollers 8 downwards through crane 7, and then can be taut the silicon steel sheet, prevent winding, and then can be convenient for collecting the silicon steel sheet.

Referring to the attached

drawings

1, 2, 4 and 5 of the specification, the friction frame 6 comprises a fixed rod 9 fixedly arranged at the upper end of the support table 1, a circular groove 10 is formed in the fixed rod 9, a rotating cylinder 11 is sleeved in the circular groove 10, a friction pad 12 is arranged at one end of the rotating cylinder 11, a weight block 13 is arranged at the lower end of the friction pad 12, the friction pad 12 can bypass from the upper end of the silicon steel sheet coil 3 and is in contact with the outer surface of the silicon steel sheet coil 3, a support frame 14 is arranged below the fixed rod 9, the lower end of the support frame 14 is in contact with the unwinding shaft 2 to generate friction force,

the process of preventing the silicon steel sheet coil 3 from rotating by the friction frame 6 is as follows: lapping the friction pad 12 on the silicon steel sheet is rolled up 3, fall piece 13 at the installation of friction pad 12 lower extreme, gravity through falling piece 13 can with friction pad 12 pulling, and then can make friction pad 12 and silicon steel sheet roll up 3 between have great frictional force, and can prevent that the silicon steel sheet from rolling up 3 rotations, when the silicon steel sheet is rolled up 3 and is emitted the silicon steel sheet gradually, can make the external diameter that the silicon steel sheet rolled up 3 reduce, under the action of gravity of falling piece 13, can make friction pad 12 rotate and hug closely silicon steel sheet and roll up 3, can drive when friction pad 12 rotates and rotate drum 11 at circular groove 10 internal rotation, can produce frictional force with unreeling axle 2 through support frame 14, and then can further prevent unreeling axle 2 and rotate, double protection, the result of use is better.

Referring to the attached figure 4 and the attached figure 5 of the specification, the supporting frame 14 comprises a lifting block 15 positioned above the unreeling shaft 2, a spring thimble 16 is arranged at the lower end of the lifting block 15, an arc-shaped limiting plate 17 is arranged at the lower end of the spring thimble 16, the arc-shaped limiting plate 17 is contacted with the unreeling shaft 2, an adjusting frame 18 is arranged at one side of the lifting block 15, the height of the lifting block 15 can be adjusted by the adjusting frame 18,

the process of preventing the unreeling shaft 2 from rotating by the support bracket 14 is as follows: the position of the lifting block 15 can be adjusted through the adjusting frame 18, the spring ejector pin 16 is compressed, under the elastic force action of the spring ejector pin 16, the arc limiting plate 17 can be pushed on the unreeling shaft 2, the friction force between the arc limiting plate 17 and the unreeling shaft 2 can be prevented from rotating, when the thickness of the silicon steel sheet roll 3 is thinner and thinner, the lifting block 15 can be pushed downwards again through the adjusting frame 18, the spring ejector pin 16 is compressed, the friction force between the friction pad 12 and the silicon steel sheet roll 2 can be reduced, the friction force between the arc limiting plate 17 and the unreeling shaft 2 can be increased, the total friction force can be almost unchanged, and the silicon steel sheet roll 3 can be stably decelerated.

Referring to the attached fig. 4 and 5 of the specification, the adjusting bracket 18 includes a guide slide 19 fixedly installed on one side surface of the supporting table 1, a guide block 20 is installed on one side of the guide slide 19, one end of the guide block 20 extends into the guide slide 19, a lifting block 15 is installed on the lower surface of the guide block 20, a lifting rod 21 is installed on the upper surface of the guide block 20, a pushing plate 22 is installed on the upper end of the lifting rod 21, an eccentric circle 23 is installed on the outer side of the rotating cylinder 11, the eccentric circle 23 is located above the pushing plate 22 and contacts with the upper surface of the pushing plate 22,

the process of adjusting the position of the lifting block 15 by the adjusting bracket 18 is as follows: when the friction pad 12 drives the rotating cylinder 11 to rotate, the eccentric circle 23 can be driven to rotate, when the end of the eccentric circle 23 far away from the center of the fixed rod 9 rotates downwards, the pushing plate 22, the lifting rod 21 and the guide block 20 can be pushed downwards, the guide block 20 can guarantee the moving direction through the guide slideway 19, when the guide block 20 moves downwards, the lifting block 15 can be pushed downwards, the spring thimble 16 can be compressed, and the friction force between the arc-shaped limiting plate 17 and the unreeling shaft 2 can be increased.

Referring to the attached

drawings

1 and 3, the lifting frame 7 comprises a fixed plate 24 fixedly arranged on the supporting platform 1, a lifting plate 25 is arranged below the fixed plate 24, the lifting plate 25 is connected with the fixed plate 24 through a telescopic spring 26, a rotating roller 8 is arranged on the lower surface of the lifting plate 25,

the process that the lifting frame 7 drives the rotating roller 8 to move up and down is as follows: under the normality, under the action of gravity of lifter plate 25 and live-rollers 8, make expanding spring 26 be in extending condition, and make the silicon steel sheet pass through from live-rollers 8 below, can prop tightly the silicon steel sheet, when the silicon steel sheet is pulled, can overcome the gravity of live-rollers 8 and promote live-rollers 8 top, and compress expanding spring 26, and then can tentatively reduce the traction force of silicon steel sheet, finish by drawing at the silicon steel sheet, when 3 play silicon steel sheets are rolled up to the silicon steel sheet, under gravity and expanding spring 26's spring action, can promote the silicon steel sheet downwards, and then can be taut with the silicon steel sheet.

Referring to the attached

drawings

1 and 3 of the specification, a plurality of guide holes 27 are formed on the fixing plate 24, a plurality of guide rods 28 are installed on the lifting plate 25, the upper ends of the guide rods 28 penetrate through the guide holes 27 to extend above the fixing plate 24,

when the elevating plate 25 moves up and down, the moving direction of the elevating plate 25 is secured by the guide rod 28 and the guide hole 27.

Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A tightness adjusting device for iron core winding comprises a supporting table (1), wherein one end of the supporting table (1) is provided with a rotatable unwinding shaft (2), the unwinding shaft (2) is provided with a silicon steel sheet coil (3), the other end of the supporting table (1) is provided with a rotatable winding shaft (4), the winding shaft (4) is provided with a collecting plate (5), the tightness adjusting device is characterized in that the supporting table (1) is provided with a friction mechanism, the supporting table (1) is provided with an adjusting mechanism,

the friction mechanism comprises a friction frame (6) fixedly arranged on one side of the upper end of the support table (1), one end of the friction frame (6) can be in contact with the silicon steel sheet coil (3), the friction frame (6) can keep friction force with the silicon steel sheet coil (3) all the time along with the reduction of the silicon steel sheet coil (3),

the adjusting mechanism comprises a lifting frame (7) fixedly installed on the supporting platform (1), the lifting frame (7) is located between the unwinding shaft (2) and the winding shaft (4), and a rotating roller (8) is installed at the lower end of the lifting frame (7).

2. The tightness adjusting device for iron core winding according to claim 1, wherein the friction frame (6) comprises a fixing rod (9) fixedly installed at the upper end of the supporting platform (1), the fixing rod (9) is provided with a circular groove (10), a rotating cylinder (11) is sleeved in the circular groove (10), a friction pad (12) is installed at one end of the rotating cylinder (11), a drop block (13) is installed at the lower end of the friction pad (12), the friction pad (12) can bypass from the upper end of the silicon steel sheet roll (3) and is in contact with the outer surface of the silicon steel sheet roll (3), a support frame (14) is installed below the fixing rod (9), and the lower end of the support frame (14) is in contact with the unwinding shaft (2) and generates friction force.

3. The tightness adjusting device for iron core winding according to claim 2, wherein the supporting frame (14) comprises a lifting block (15) located above the unwinding shaft (2), a spring ejector pin (16) is installed at the lower end of the lifting block (15), an arc-shaped limiting plate (17) is installed at the lower end of the spring ejector pin (16), the arc-shaped limiting plate (17) is in contact with the unwinding shaft (2), an adjusting frame (18) is installed on one side of the lifting block (15), and the height of the lifting block (15) can be adjusted by the adjusting frame (18).

4. The tightness adjusting device for iron core winding according to claim 3, wherein the adjusting frame (18) comprises a guide slide way (19) fixedly installed on one side surface of the support table (1), a guide block (20) is arranged on one side of the guide slide way (19), one end of the guide block (20) extends into the guide slide way (19), the lifting block (15) is installed on the lower surface of the guide block (20), a lifting rod (21) is installed on the upper surface of the guide block (20), a push plate (22) is installed at the upper end of the lifting rod (21), an eccentric circle (23) is installed on the outer side of the rotating cylinder (11), and the eccentric circle (23) is located above the push plate (22) and is in surface contact with the push plate (22).

5. A slack adjuster for core winding according to claim 1, wherein the lifting frame (7) comprises a fixed plate (24) fixedly mounted on the support table (1), a lifting plate (25) is provided below the fixed plate (24), the lifting plate (25) and the fixed plate (24) are connected by a telescopic spring (26), and the rotating roller (8) is mounted on the lower surface of the lifting plate (25).

6. A slack adjuster for core winding according to claim 5, wherein the fixed plate (24) is formed with a plurality of guide holes (27), the lifting plate (25) is formed with a plurality of guide rods (28), and the upper ends of the guide rods (28) extend through the guide holes (27) to above the fixed plate (24).