CN210503492U - Feeding device with point broken string detection mechanism - Google Patents
Feeding device with point broken string detection mechanism Download PDFInfo
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- CN210503492U CN210503492U CN201921579900.0U CN201921579900U CN210503492U CN 210503492 U CN210503492 U CN 210503492U CN 201921579900 U CN201921579900 U CN 201921579900U CN 210503492 U CN210503492 U CN 210503492U
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- detection mechanism
- insulating
- feed roll
- feeding device
- feeding
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Abstract
The utility model provides a material feeding unit with broken string detection mechanism has a point belongs to automatic packaging technology field. It has solved the current problem such as point broken string wrapping bag can not fix a position. The utility model discloses a conductive feed roll and insulating feed roll, conductive feed roll and insulating feed roll about parallel arrangement and between the two form the pay-off clearance that is used for carrying the film, this material feeding unit still includes a detection mechanism, this detection mechanism includes a conducting strip and electric connection's high voltage generator with it, the conducting strip is located between conductive feed roll and the insulating feed roll and is located the below of film. The utility model has the advantages of can pinpoint the position of broken string.
Description
Technical Field
The utility model belongs to the technical field of automatic packing, concretely relates to material feeding unit with broken string detection mechanism has a bit.
Background
The existing automatic packaging machine has the defects that the length of a film is generally directly set or a photoelectric sensor is used for positioning, the packaging machine for prefabricating a point broken line packaging bag cannot position by a length presetting method, the length of the packaging bag is processed in advance, the size of the packaging bag has small deviation in processing, the error accumulation is larger and larger after continuous packaging operation, and the photoelectric sensor cannot find obvious color difference and cannot be used.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the automatic packaging process of the prior point broken line packaging bag, and providing a feeding device with a point broken line detection mechanism and an accurate detection and positioning point broken line position.
The purpose of the utility model can be realized by the following technical proposal:
the utility model provides a material feeding unit with some broken string detection mechanism, sets up in packagine machine's frame, its characterized in that, it is including all rotating electrically conductive feed roll and the insulating feed roll that sets up in the frame, parallel arrangement about electrically conductive feed roll and the insulating feed roll and form the pay-off clearance that is used for carrying the film between the two, material feeding unit still includes a detection mechanism, and this detection mechanism includes a conducting strip and electric connection's high voltage generator with it, and the conducting strip is located between electrically conductive feed roll and the insulating feed roll and is located the below of film. The high voltage generator generates high voltage electricity, the thin film is insulated, current conduction between the conducting strip and the conductive feed roller can be isolated, only when the point disconnection of the thin film passes through, the point disconnection is not covered by the thin film, the air is utilized for conduction, the high voltage breaks through the point disconnection, current is formed between the conducting strip and the conductive feed roller, current change is generated in the high voltage generator, the position of the point disconnection can be accurately fed back, and therefore the accurate positioning of the position of the point disconnection can be carried out.
In the feeding device with the dot broken line detection mechanism, the width of the conductive sheet is smaller than that of the film. The film is ensured to cover the width direction of the whole conducting strip, and the insulation effect is ensured.
In the feeding device with the point disconnection detection mechanism, the insulating feeding roller is made of rubber, and the conductive feeding roller is made of metal.
In the feeding device with the point disconnection detection mechanism, the conductive feeding roller is grounded.
In the feeding device with the point disconnection detection mechanism, the outer diameter of the insulating feeding roller is larger than that of the conductive feeding roller.
In the feeding device with the point disconnection detection mechanism, one end of the conducting strip is fixed, and the other end of the conducting strip is suspended.
In the feeding device with the point disconnection detecting mechanism, the conductive sheet includes an arc-shaped portion and an extension portion, the arc-shaped portion and the extension portion are integrally formed, the extension portion is located on one side of the insulating feeding roller, one end of the extension portion is fixed, the other end of the extension portion is connected with one end of the arc-shaped portion, the other end of the arc-shaped portion extends along the rotation direction of the insulating feeding roller during feeding, and the arc-shaped portion is concentric with the insulating feeding roller. The extending direction of the arc-shaped part is consistent with the rotating direction of the insulating feeding roller, so that smooth conveying of the film is ensured.
In the feeding device with the point disconnection detection mechanism, the high-voltage generator is fixedly arranged on the rack and positioned below the insulating feeding roller, and the extension part vertically extends downwards and is fixedly connected with the high-voltage generator.
In the feeding device with the point disconnection detection mechanism, a circle of groove is formed in the periphery of the insulating feeding roller, and the conducting strip is located in the groove.
In the feeding device with the point disconnection detecting mechanism, the outer diameter of the arc-shaped part is close to or equal to the outer diameter of the insulating feeding roller.
Compared with the prior art, the utility model has the advantages of utilize the space department air of the point department of breaking of film to electrically conduct, make and form the electric current between conducting strip and the electrically conductive feed roll, make the inside generated current of high-pressure generator change to the position of point broken string is carried out the accurate positioning to the film to the accuracy, the utility model discloses simple structure just detects the precision height.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the conductive feed roller removed.
In the figure, 1, a conductive feed roller; 2. an insulating feed roll; 3. a high voltage generator; 4. a groove; 5. an arc-shaped portion; 6. an extension portion.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1 and fig. 2, the utility model provides a feeding device with broken line detection mechanism, set up in the frame of packagine machine, it includes all rotates electrically conductive feed roll 1 and insulating feed roll 2 that set up in the frame, electrically conductive feed roll 1 and insulating feed roll 2 parallel arrangement from top to bottom and form the pay-off clearance that is used for carrying the film between the two, insulating feed roll 2 is the rubber material, can not electrically conduct, electrically conductive feed roll 1 is the metal material, can electrically conduct, electrically conductive feed roll 1 ground connection; insulating feed roll 2 rotates under the drive of motor, and electrically conductive feed roll 1 is driven, and insulating feed roll 2's external diameter is greater than electrically conductive feed roll 1's external diameter, and the film is carried backward from the past.
The feeding device also comprises a detection mechanism, the detection mechanism comprises a conducting strip and a high-voltage generator 3 electrically connected with the conducting strip, the high-voltage generator 3 is fixedly arranged on the frame and is positioned below the insulating feed roller 2, the width of the conducting strip is far smaller than that of the film, a circle of groove 4 is concentrically arranged on the periphery of the insulating feed roller 2, the conducting strip is positioned at the groove 4 and is in a strip shape, the conducting strip comprises an arc part 5 and an extension part 6 which are integrally formed, the extension part 6 is positioned at the front side of the insulating feed roller 2, the extension part 6 vertically extends downwards, the lower end of the extension part 6 is fixed on the high-voltage generator 3, the upper end of the extension part is connected with the lower end of the arc part 5, the upper end of the arc part 5 extends into the space between the insulating feed roller 2 and the conductive feed roller 1, the arc part 5 extends in an arc shape along the rotating direction when the insulating, the outer diameter of the arc-shaped part 5 is close to or equal to the outer diameter of the insulating feed roller 2.
The working process is as follows: insulating feed roll 2 rotates and drives the film and move from the past backward, electrically conductive feed roll 1 rotates in step, when the point broken string on the film passes through between conducting strip and electrically conductive feed roll 1, the point broken string on the film can be punctured to the high voltage electricity that high voltage generator 3 produced, electric current is from high voltage generator 3, through the conducting strip, puncture film point broken string again to electrically conductive feed roll 1, at last through electrically conductive feed roll 1 ground connection, at this discharge in-process, thereby 3 inside can detect the current variation and feed back to packagine machine's control system through output circuit, thereby realize the accurate monitoring of film point broken string position.
It is to be understood that in the claims, the specification of the present invention, all "including … …" are to be interpreted in an open-ended manner, i.e. in a manner equivalent to "including at least … …", and not in a closed manner, i.e. in a manner not to be interpreted as "including … … only".
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (10)
1. The utility model provides a material feeding unit with some broken string detection mechanism, sets up in packagine machine's frame, its characterized in that, it is including all rotating electrically conductive feed roll (1) and insulating feed roll (2) that set up in the frame, parallel arrangement about electrically conductive feed roll (1) and insulating feed roll (2) and between the two form the pay-off clearance that is used for carrying the film, material feeding unit still includes a detection mechanism, and this detection mechanism includes a conducting strip and electric connection's high voltage generator (3) with it, and the conducting strip is located between electrically conductive feed roll (1) and insulating feed roll (2) and is located the below of film.
2. The feeding device with the point broken line detection mechanism as claimed in claim 1, wherein the width of the conductive sheet is smaller than that of the film.
3. The feeding device with the point broken line detection mechanism as claimed in claim 2, characterized in that the insulating feeding roller (2) is made of rubber, and the conductive feeding roller (1) is made of metal.
4. The feeding device with the point break line detection mechanism as claimed in claim 1, 2 or 3, wherein the conductive feeding roller (1) is grounded.
5. The feeding device with the point break line detection mechanism as claimed in claim 4, characterized in that the outer diameter of the insulating feeding roller (2) is larger than that of the conductive feeding roller (1).
6. The feeding device with the point break line detection mechanism as claimed in claim 4, wherein one end of the conducting strip is fixed, and the other end of the conducting strip is suspended.
7. The feeding device with the point disconnection detecting mechanism as claimed in claim 6, wherein the conductive sheet comprises an arc-shaped part (5) and an extension part (6) which are integrally formed, the extension part (6) is positioned at one side of the insulating feed roller (2), one end of the extension part (6) is fixed, the other end of the extension part is connected with one end of the arc-shaped part (5), the other end of the arc-shaped part (5) extends along the rotating direction of the insulating feed roller (2) during feeding, and the arc-shaped part (5) is concentric with the insulating feed roller (2).
8. The feeding device with the dotted line detecting mechanism as claimed in claim 7, wherein the high voltage generator (3) is fixedly arranged on the frame and below the insulating feeding roller (2), and the extending part (6) vertically extends downwards and is fixedly connected with the high voltage generator (3).
9. The feeding device with the dot-and-break line detection mechanism as claimed in claim 7, wherein a circle of groove (4) is formed on the periphery of the insulated feeding roller (2), and the conductive sheet is located at the groove (4).
10. The feeding device with the point disconnection detecting mechanism according to claim 9, wherein the outer diameter of the arc-shaped portion (5) is close to or equal to the outer diameter of the insulating feed roller (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921579900.0U CN210503492U (en) | 2019-09-22 | 2019-09-22 | Feeding device with point broken string detection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921579900.0U CN210503492U (en) | 2019-09-22 | 2019-09-22 | Feeding device with point broken string detection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210503492U true CN210503492U (en) | 2020-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921579900.0U Active CN210503492U (en) | 2019-09-22 | 2019-09-22 | Feeding device with point broken string detection mechanism |
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| CN (1) | CN210503492U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112224958A (en) * | 2020-09-23 | 2021-01-15 | 四川大学 | Film pressing rubber roller with degumming alarm function |
-
2019
- 2019-09-22 CN CN201921579900.0U patent/CN210503492U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112224958A (en) * | 2020-09-23 | 2021-01-15 | 四川大学 | Film pressing rubber roller with degumming alarm function |
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