CN210479302U - Rotary limiting structure of paper tape pinch roller of labeling machine - Google Patents
Rotary limiting structure of paper tape pinch roller of labeling machine Download PDFInfo
- Publication number
- CN210479302U CN210479302U CN201921483547.6U CN201921483547U CN210479302U CN 210479302 U CN210479302 U CN 210479302U CN 201921483547 U CN201921483547 U CN 201921483547U CN 210479302 U CN210479302 U CN 210479302U
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- eccentric wheel
- pinch roller
- wheel
- limiting
- labeling machine
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Abstract
The utility model relates to a rotatory limit structure of paper tape pinch roller of labeller, including action wheel and pinch roller, pinch roller parallel arrangement is in one side of action wheel, the coaxial axle that compresses tightly of pinch roller center is equipped with admittedly, and the both ends that should compress tightly the axle are provided with the support frame that is used for the support respectively, and the epaxial eccentric wheel that adorns admittedly that compresses tightly in this support frame, eccentric wheel middle part system has and holds compress tightly the shaft hole of axle, and upper portion one side system of this eccentric wheel has the first spacing face of eccentric wheel, and the top system of this eccentric wheel has spacing breach, and the eccentric wheel opposite side system that corresponds the first spacing face of eccentric wheel has the spacing face. The eccentric wheel is designed into an irregular structure and comprises a first limiting surface of the eccentric wheel, a limiting notch and a second limiting surface of the eccentric wheel, and the purpose that the pressing wheel can be adjusted to loosen or press by rotating the eccentric wheel by 90 degrees is achieved through the matching of the three structural characteristics and the eccentric wheel accommodating hole in the supporting frame, so that the rotation angle is small, and the positioning is accurate.
Description
Technical Field
The utility model belongs to the labeller field, especially a rotatory limit structure of paper tape pinch roller of labeller.
Background
The labeling machine is a device for sticking coiled self-adhesive paper labels (paper or metal foils) on PCBs, products or specified packages. The paper tape conveying unit of the labeling machine comprises a driving wheel and a pinch roller, and the displacement of the pinch roller relative to the driving wheel is adjusted to achieve the purpose that the pinch roller and the driving wheel are pressed or loosened.
An eccentric wheel is installed in a traditional pinch roller, and a wheel shaft of the eccentric wheel is rotated through a handle, so that a driving wheel and the pinch roller are pressed or loosened. Because the eccentric wheel can 360 degrees rotations, the directionless does not have obvious spacing sign, can only rely on operator's sensation to judge the compaction and the release of pinch roller. When the pinch roller and the driving wheel are not completely pressed when the labels are required to be pressed, the labels cannot be completely tightened during conveying, and subsequent operation is directly influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's is not enough, provides a reliable labeller's paper tape transport structure of easy operation.
The scheme of the utility model is realized like this:
the utility model provides a rotatory limit structure of paper tape pinch roller of labeller, includes action wheel and pinch roller, pinch roller parallel arrangement is in one side of action wheel, the coaxial compressing wheel axle that is equipped with admittedly in pinch roller center, the both ends that should compress tightly the shaft are provided with the support frame that is used for the support respectively, and the eccentric wheel is adorned admittedly on the compressing wheel axle in this support frame, eccentric wheel middle part system has the shaft hole that holds the compressing wheel axle, and the first spacing face of eccentric wheel has been made to upper portion one side of this eccentric wheel, and the top system of this eccentric wheel has spacing breach, and the eccentric wheel opposite side system that corresponds the first spacing face of eccentric wheel.
And, the spacing breach is L type structure, and this spacing breach comprises vertical face and horizontal plane.
Moreover, the lower part of the eccentric wheel is of an arc-shaped structure.
And, the first spacing face of eccentric wheel is the plane, eccentric wheel second spacing face is the cambered surface.
The supporting frame is provided with an eccentric wheel accommodating hole for accommodating the eccentric wheel, one side of the upper part of the eccentric wheel accommodating hole is provided with an accommodating hole first limiting surface, and the accommodating hole first limiting surface corresponds to the eccentric wheel first limiting surface; the other side of the support frame is provided with a bulge, and the bulge corresponds to the limiting notch.
And, the arch is the jackscrew, this jackscrew with the first spacing face of accommodation hole sets up perpendicularly, and the nut is installed to the outer tip of this jackscrew.
And the outer side of the supporting frame is provided with a guide plate, and a long hole for accommodating the pressing wheel shaft is formed in the guide plate.
And a handle is arranged at one end of the pressing wheel shaft.
The utility model has the advantages that:
1. the eccentric wheel is designed into an irregular structure and comprises a first limiting surface of the eccentric wheel, a limiting notch and a second limiting surface of the eccentric wheel, and the purpose that the pressing wheel can be adjusted to loosen or press by rotating the eccentric wheel by 90 degrees is achieved through the matching of the three structural characteristics and the eccentric wheel accommodating hole in the supporting frame, so that the rotation angle is small, and the positioning is accurate.
2. The utility model has the advantages of simple structure and scientific and reasonable design, think about ingenious, realized the accurate positioning of pinch roller, the direction is clear and definite moreover, for example clockwise rotation compresses tightly, anticlockwise rotation unclamps etc. makes things convenient for the operator to adjust, has improved the reliability of labeller work, has the value of extensive popularization and application.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic structural view of the eccentric wheel of the present invention;
fig. 3 is a schematic structural view of the support frame of the present invention;
fig. 4 is a schematic view of the working state of the eccentric wheel of the present invention;
fig. 5 is a schematic structural diagram of another installation method of the eccentric wheel of the present invention.
Reference numerals:
1-handle, 2-guide plate, 3-support frame, 4-eccentric wheel, 5-hold-down wheel shaft, 6-driving wheel, 7-hold-down wheel, 8-jackscrew, 9-nut, 3A-containing hole first limit surface, 3B-eccentric wheel containing hole, 4A-eccentric wheel first limit surface, 4B-vertical surface, 4C-horizontal surface, 4D-eccentric wheel second limit surface and 4E-shaft hole.
Detailed Description
The present invention will be described in further detail below with reference to the accompanying drawings by way of specific embodiments.
A rotation limiting structure of a paper tape pinch roller of a labeling machine is shown in figure 1 and comprises a driving wheel 6 and a pinch roller 7, wherein the pinch roller 7 is arranged on one side of the driving wheel 6 in parallel, a pinch roller shaft 5 is coaxially and fixedly arranged in the center of the pinch roller 7, two ends of the pinch roller shaft 5 are respectively provided with a support frame 3 for supporting, and an eccentric wheel 4 is fixedly arranged on the pinch roller shaft 5 in the support frame 3.
The utility model discloses an innovation point lies in:
the structure of the eccentric wheel 4 is as shown in fig. 2, the middle part of the eccentric wheel 4 is provided with a shaft hole 4E for accommodating the pressing wheel shaft 5, the left side of the upper part of the eccentric wheel 4 is provided with a first eccentric wheel limiting surface 4A, the top part of the eccentric wheel 4 is provided with a limiting notch, the limiting notch is of an L-shaped structure and is composed of a vertical surface 4B and a horizontal surface 4C, the right side of the eccentric wheel 4 corresponding to the first eccentric wheel limiting surface 4A is provided with a second eccentric wheel limiting surface 4D, and the lower part of the eccentric wheel 4 is of an arc-shaped structure.
The first eccentric wheel limiting surface 4A is a plane, and the second eccentric wheel limiting surface 4D is a cambered surface.
The structure of the supporting frame 3 is as shown in fig. 3, the supporting frame 3 is provided with an eccentric wheel accommodating hole 3B for accommodating the eccentric wheel 4, the left side of the upper part of the eccentric wheel accommodating hole 3B is provided with an accommodating hole first limiting surface 3A, and the accommodating hole first limiting surface 3A corresponds to the eccentric wheel first limiting surface 4A and is also a plane; jackscrew 8 is installed on the right side of support frame 3, jackscrew 8 in this embodiment figure with the perpendicular setting of the first spacing face of accommodation hole, in order to prevent that jackscrew 8 from deviating from, nut 9 is installed to the outer tip of this jackscrew 8.
The outside of the support frame is provided with a guide plate 2, and a long hole for accommodating a pressing wheel shaft 5 is formed in the guide plate.
A handle 1 is arranged at one end of the pressing wheel shaft 5.
The position of the eccentric wheel 4 in the eccentric wheel hole 3B can be finely adjusted through the jackscrew 8, the jackscrew 8 is used for adjusting the position of the eccentric wheel 4 in the eccentric wheel containing hole, and further the compression degree of the compression wheel to the driving wheel can be adjusted.
The eccentric wheel 4 has two working states as shown in fig. 4:
1. fig. 4a shows that the eccentric wheel is horizontally arranged, the jackscrew 8 just props against the limit notch of the eccentric wheel, and the purpose of limiting the eccentric wheel to rotate clockwise is achieved, at the moment, the pressing wheel 7 and the driving wheel 6 are tightly pressed together, and the pressing wheel is in a pressing state;
2. when the eccentric wheel 4 rotates 90 degrees counterclockwise, as shown in fig. 4b, the eccentric wheel first limiting surface 4A of the eccentric wheel 4 is in contact with the accommodating hole first limiting surface 3A, the jackscrew 8 is pressed against the second limiting surface 4D of the eccentric wheel 4, the distance between the pressing wheel 7 and the driving wheel 6 is the largest, and the pressing wheel is in a loose state.
As shown in fig. 5, the eccentric wheel 4 and the eccentric wheel accommodating hole 3B in the supporting frame 3 are changed to realize the exchange of the clockwise and counterclockwise rotation directions of the eccentric wheel.
It should be emphasized that the embodiments described herein are illustrative and not restrictive, and thus the present invention includes but is not limited to the embodiments described in the detailed description, as well as other embodiments derived from the technical solutions of the present invention by those skilled in the art, which also belong to the scope of the present invention.
Claims (8)
1. The utility model provides a rotatory limit structure of paper tape pinch roller of labeller, includes action wheel and pinch roller, pinch roller parallel arrangement is in one side of action wheel, the coaxial compressing wheel axle that is equipped with admittedly in pinch roller center, the both ends that should compress tightly the shaft are provided with the support frame that is used for the support respectively, and the eccentric wheel is adorned admittedly on the compressing wheel axle in this support frame, its characterized in that: the middle part of the eccentric wheel is provided with a shaft hole for accommodating the pressing wheel shaft, one side of the upper part of the eccentric wheel is provided with a first limit surface of the eccentric wheel, the top of the eccentric wheel is provided with a limit notch, and the other side of the eccentric wheel corresponding to the first limit surface of the eccentric wheel is provided with a second limit surface of the eccentric wheel.
2. The rotation limiting structure of a tape pinch roller of a labeling machine according to claim 1, wherein: the limiting notch is of an L-shaped structure and is composed of a vertical surface and a horizontal surface.
3. The rotation limit structure of a tape pinch roller of a labeling machine according to claim 1 or 2, characterized in that: the lower part of the eccentric wheel is of an arc-shaped structure.
4. The rotation limiting structure of a tape pinch roller of a labeling machine according to claim 1, wherein: the first limiting surface of the eccentric wheel is a plane, and the second limiting surface of the eccentric wheel is a cambered surface.
5. The rotation limiting structure of a tape pinch roller of a labeling machine according to claim 1, wherein: the supporting frame is provided with an eccentric wheel accommodating hole for accommodating the eccentric wheel, one side of the upper part of the eccentric wheel accommodating hole is provided with an accommodating hole first limiting surface, and the accommodating hole first limiting surface corresponds to the eccentric wheel first limiting surface; the other side of the support frame is provided with a bulge, and the bulge corresponds to the limiting notch.
6. The rotation limiting structure of a tape pinch roller of a labeling machine according to claim 5, wherein: the protrusion is a jackscrew, the jackscrew is perpendicular to the first limiting surface of the accommodating hole, and a nut is installed at the outer end of the jackscrew.
7. The rotation limiting structure of a tape pinch roller of a labeling machine according to claim 1, wherein: and a guide plate is arranged on the outer side of the support frame, and a long hole for accommodating the pressing wheel shaft is formed in the guide plate.
8. The rotation limiting structure of a tape pinch roller of a labeling machine according to claim 1, wherein: and one end part of the pressing wheel shaft is provided with a handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921483547.6U CN210479302U (en) | 2019-09-08 | 2019-09-08 | Rotary limiting structure of paper tape pinch roller of labeling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921483547.6U CN210479302U (en) | 2019-09-08 | 2019-09-08 | Rotary limiting structure of paper tape pinch roller of labeling machine |
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| Publication Number | Publication Date |
|---|---|
| CN210479302U true CN210479302U (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201921483547.6U Active CN210479302U (en) | 2019-09-08 | 2019-09-08 | Rotary limiting structure of paper tape pinch roller of labeling machine |
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| Country | Link |
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| CN (1) | CN210479302U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111786310A (en) * | 2020-07-01 | 2020-10-16 | 山东水利职业学院 | Automatic wire aligning device for electrical installation engineering |
-
2019
- 2019-09-08 CN CN201921483547.6U patent/CN210479302U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111786310A (en) * | 2020-07-01 | 2020-10-16 | 山东水利职业学院 | Automatic wire aligning device for electrical installation engineering |
| CN111786310B (en) * | 2020-07-01 | 2021-06-15 | 山东水利职业学院 | Automatic wire aligning device for electrical installation engineering |
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