CN218057786U - Material belt tension adjusting mechanism - Google Patents

Abstract

The utility model belongs to the technical field of film tension adjustment, in particular to a material belt tension adjusting mechanism, which comprises a fixed frame, a fixed rod, an inner shaft, a rotating roller rotationally connected on the inner shaft and a sliding sleeve slidably connected on the fixed rod, wherein the fixed rod is arranged on the fixed frame, and one end of the inner shaft is connected on the sliding sleeve; the fixed rod is provided with a first elastic piece with one end contacting with the sliding sleeve. The position of the rotating roller can move along with the sliding sleeve and the inner shaft on the sliding sleeve, when the rotating roller is not tightly attached to the auxiliary material belt, the sliding sleeve and one side of the inner axial auxiliary material belt move under the action of the first elastic piece, and finally the rotating roller can be always attached to the auxiliary material belt to enable the auxiliary material belt to keep tensioned, so that the problem that the auxiliary material belt is prone to uneven tension is effectively solved.

Description

Material belt tension adjusting mechanism

Technical Field

The utility model belongs to the technical field of film tension adjusts, concretely relates to tension adjustment mechanism is taken to material.

Background

The label product is easy to move along with the raw material belt in the process of peeling the label product from the material belt and transferring the label by utilizing the special equipment, so that the label product is not easy to peel off. In order to solve the problem, an auxiliary material belt capable of circularly reciprocating is added above the material belt, and the label product is prevented from moving along with the material belt through the auxiliary material belt. Because the supplementary material area is follow-up increase, it is not very matching with former equipment, and supplementary material area is easy tension uneven for supplementary material area can't fine supplementary label product is peeled off.

Disclosure of Invention

The utility model provides a material takes tension adjustment mechanism to solve the easy uneven problem of tension of supplementary material area.

In order to achieve the above purpose, the utility model discloses a scheme does: a material belt tension adjusting mechanism comprises a fixed frame, a fixed rod, an inner shaft, a rotating roller rotationally connected to the inner shaft and a sliding sleeve slidably connected to the fixed rod, wherein the fixed rod is arranged on the fixed frame, and one end of the inner shaft is connected to the sliding sleeve; the fixed rod is provided with a first elastic piece with one end contacting with the sliding sleeve.

The working principle and the beneficial effects of the scheme are as follows: during the use, through the mount with the adjustment mechanism fixed mounting of this scheme in the frame of equipment, make live-rollers and supplementary material area keep contact. The position of the rotating roller can move along with the sliding sleeve and the inner shaft on the sliding sleeve, when the rotating roller is not tightly attached to the auxiliary material belt, under the action of the first elastic piece, one side of the sliding sleeve and the inner axial auxiliary material belt moves, and finally the rotating roller can be attached to the auxiliary material belt all the time, so that the auxiliary material belt is tensioned, and the problem that the auxiliary material belt is prone to uneven tension is effectively solved.

Optionally, the first elastic element is a compression spring, and the compression spring is sleeved on the fixing rod. The compression spring is sleeved on the fixed rod, the position of the compression spring can be well limited, and the compression spring can be prevented from swinging randomly.

Optionally, the rotating roller is made of rubber.

Optionally, an ion wind rod is arranged on the fixing frame, and an angle adjusting portion is arranged between the fixing frame and the ion wind rod. In the production process, the surface area of the material belt has charges with different properties due to the mutual contact, friction, extrusion, induction and the like of the material belt and other objects. When the charge accumulation reaches a certain degree, electrostatic adsorption and discharge phenomena can be generated, which is not beneficial to the normal production. The ion wind rod is arranged on the fixing frame, static electricity can be eliminated through the ion wind rod, and normal production is guaranteed. The angle adjusting part can adjust the position of the air nozzle of the ion air bar, and the ion air bar can be ensured to blow off the forehead ion air to a required position.

Optionally, the angle adjusting part comprises a wedge-shaped block and a rotating block fixed at one end of the ion wind rod, a sliding groove is formed in the rotating block, the wedge-shaped block is connected to the sliding groove in a sliding mode, and a second elastic piece with one end in contact with the wedge-shaped block is arranged in the sliding groove; the fixed frame is provided with a rotating groove and a plurality of clamping grooves communicated with the rotating groove, and the rotating block is rotatably connected in the rotating groove; when the rotating block rotates to the position where the wedge-shaped block is opposite to the clamping groove, one end of the wedge-shaped block can extend into the clamping groove under the action of the second elastic piece. When the angle of the ion wind rod needs to be adjusted, acting force is applied to the ion wind rod to enable the rotating block to rotate in the rotating groove in the fixed direction. When the position of the ion wind rod is adjusted to be close to a required position, the wedge-shaped block on the rotating block is opposite to the clamping groove close to the wedge-shaped block, and at the moment, under the action of the second elastic piece, one end of the wedge-shaped block extends into the clamping groove. After the wedge-shaped block is clamped in the clamping groove, the position adjustment of the ion wind rod is completed.

Optionally, the fixed frame is provided with a supporting portion for supporting the ion wind rod, and the supporting portion comprises a connecting rod and an annular support fixed on the connecting rod; the ion wind rod is fixed with a lantern ring which is rotatably connected in the annular support, and the rotating center of the lantern ring and the rotating center of the rotating block are positioned on the same straight line. The annular support has a better supporting effect on the ion wind rod, can effectively avoid stress concentration on the rotating block, and ensures that the ion wind rod can be stably installed on the fixing frame.

Drawings

Fig. 1 is a schematic structural view of a material belt tension adjusting mechanism according to a first embodiment of the present invention;

fig. 2 is a top view of a material strap tension adjusting mechanism according to a second embodiment of the present invention;

fig. 3 is a cross-sectional view of a second rotating block according to an embodiment of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the ion wind rod device comprises a fixed frame 10, a fixed rod 11, a sliding sleeve 12, a first elastic piece 13, a rotating roller 20, an inner shaft 21, an ion wind rod 30, a lantern ring 31, a rotating block 40, a sliding groove 41, a wedge-shaped block 42, a second elastic piece 43 and a clamping groove 50.

Example one

This embodiment is substantially as shown in fig. 1: a tension adjusting mechanism for a material strap comprises a fixed frame 10, a fixed rod 11, an inner shaft 21, a rotating roller 20 and a sliding sleeve 12, wherein the fixed rod 11 is fixedly arranged on the fixed frame 10, and the sliding sleeve 12 is sleeved on the fixed rod 11 and can slide up and down along the fixed rod 11. One end of the inner shaft 21 is fixedly connected to the sliding sleeve 12, and the inner shaft 21 can slide up and down along with the sliding sleeve 12. The rotating roller 20 is rotatably connected to the inner shaft 21, and in this embodiment, the rotating roller 20 is made of rubber. The fixed rod 11 is connected to a first elastic member 13 having one end connected to the sliding sleeve 12, in this embodiment, the first elastic member 13 is a compression spring, and the compression spring is sleeved on the fixed rod 11. The compression spring is sleeved on the fixing rod 11, the position of the compression spring can be well limited, and the compression spring can be prevented from swinging randomly.

When the adjusting mechanism is used, the adjusting mechanism is fixedly arranged on a rack of equipment through the fixing frame 10, so that the rotating roller 20 is kept in contact with the auxiliary material belt. The position of the rotating roller 20 can move along with the sliding sleeve 12 and the inner shaft 21 on the sliding sleeve 12, when the rotating roller 20 is not tightly attached to the auxiliary material belt, under the action of the first elastic member 13, the sliding sleeve 12 and the inner shaft 21 move towards one side of the auxiliary material belt, and finally the rotating roller 20 can be always attached to the auxiliary material belt, so that the auxiliary material belt can be kept tensioned.

Example two

The present embodiment is different from the first embodiment in that: as shown in fig. 2 and 3, in the present embodiment, the fixing frame 10 is further provided with an ion wind rod 30 and a supporting portion for supporting the ion wind rod 30, and an angle adjusting portion is provided between the fixing frame 10 and the ion wind rod 30. The angle adjusting part comprises a wedge-shaped block 42 and a rotating block 40 fixed at one end of the ion wind rod 30, a sliding groove 41 is formed in the side wall of the rotating block 40, and the wedge-shaped block 42 is connected to the sliding groove 41 in a sliding mode. A second elastic member 43 is disposed in the sliding slot 41, one end of the second elastic member 43 is connected to the sliding slot 41, and the other end of the second elastic member 43 is connected to the wedge 42, in this embodiment, the second elastic member 43 is a compression spring. The fixed frame 10 is provided with a rotating groove and a plurality of clamping grooves 50 communicated with the rotating groove (in this embodiment, the clamping grooves 50 are provided with 8 clamping grooves), and the clamping grooves 50 are uniformly distributed along the circumferential direction of the rotating groove. The rotating block 40 is rotatably connected in the rotating groove, and when the rotating block 40 rotates to a position where the wedge-shaped block 42 is opposite to the clamping groove 50, one end of the wedge-shaped block 42 can extend into the clamping groove 50 under the action of the second elastic member 43.

The supporting part comprises a connecting rod and an annular support fixed on the connecting rod, and the connecting rod is fixed on the fixing frame 10. The ion wind rod 30 is fixedly provided with a lantern ring, and the rotation center of the lantern ring and the rotation center of the rotating block 40 are positioned on the same straight line; the lantern ring is connected in the annular support in a rotating mode. The annular support has a better supporting effect on the ion wind rod 30, can effectively avoid stress from being concentrated on the rotating block 40, and ensures that the ion wind rod 30 can be stably installed on the fixed frame 10.

When the angle of the ion wind rod 30 needs to be adjusted, the acting force is applied to the ion wind rod 30 to make the rotating block 40 rotate in the rotating groove in the fixed direction. When the position of the ion wind rod 30 is adjusted to be near the required position, the wedge block 42 on the rotating block 40 is opposite to the adjacent clamping groove 50, and at this time, under the action of the second elastic member 43, one end of the wedge block 42 extends into the clamping groove 50. After the wedge-shaped block 42 is clamped in the clamping groove 50, the position adjustment of the ion wind rod 30 is completed.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be pointed out that to those skilled in the art, without departing from the structure of the present invention, a plurality of modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the utility of the present invention.

Claims (6)

1. The utility model provides a material area tension adjustment mechanism which characterized in that: the fixing device comprises a fixing frame (10), a fixing rod (11), an inner shaft (21), a rotating roller (20) rotationally connected to the inner shaft (21) and a sliding sleeve (12) slidably connected to the fixing rod (11), wherein the fixing rod (11) is arranged on the fixing frame (10), and one end of the inner shaft (21) is connected to the sliding sleeve (12); the fixed rod (11) is provided with a first elastic piece (13) with one end contacting with the sliding sleeve (12).

2. The tape tension adjustment mechanism of claim 1, wherein: the first elastic piece (13) is a compression spring which is sleeved on the fixing rod (11).

3. The tape tension adjustment mechanism of claim 1, wherein: the rotating roller (20) is a rubber rotating roller (20).

4. A strap tension adjustment mechanism according to claim 1, wherein: the ion wind rod fixing device is characterized in that an ion wind rod (30) is arranged on the fixing frame (10), and an angle adjusting portion is arranged between the fixing frame (10) and the ion wind rod (30).

5. The tape tension adjustment mechanism of claim 4, wherein: the angle adjusting part comprises a wedge-shaped block (42) and a rotating block (40) fixed at one end of the ion wind rod (30), a sliding groove (41) is formed in the rotating block (40), the wedge-shaped block (42) is connected to the sliding groove (41) in a sliding mode, and a second elastic piece (43) with one end in contact with the wedge-shaped block (42) is arranged in the sliding groove (41); the fixed frame (10) is provided with a rotating groove and a plurality of clamping grooves (50) communicated with the rotating groove, and the rotating block (40) is rotatably connected in the rotating groove; when the rotating block (40) rotates to the position where the wedge-shaped block (42) is opposite to the clamping groove (50), one end of the wedge-shaped block (42) can extend into the clamping groove (50) under the action of the second elastic piece (43).

6. The tape tension adjustment mechanism of claim 5, wherein: the fixed frame (10) is provided with a supporting part for supporting the ion wind rod (30), and the supporting part comprises a connecting rod and an annular support fixed on the connecting rod; a lantern ring (31) which is rotatably connected in the annular support is fixed on the ion wind rod, and the rotating center of the lantern ring (31) and the rotating center of the rotating block are positioned on the same straight line.

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