CN215040744U

CN215040744U - Film breakage detection mechanism of bottom sealing bag making machine

Info

Publication number: CN215040744U
Application number: CN202121540963.2U
Authority: CN
Inventors: 陈荣情
Original assignee: Xiamen Threestone Packing Material Co ltd
Current assignee: Xiamen Threestone Packing Material Co ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2021-12-07
Anticipated expiration: 2031-07-07

Abstract

The utility model discloses a broken membrane detection mechanism of end seal system bag machine belongs to plastic bag apparatus for producing field, and its technical scheme main points are including being fixed in the tensioning roller between material feeding unit and the tension device, the week side of tensioning roller rotates the bearing sensor who is connected with the tensioning roller butt, the bearing sensor passes through the control system electric connection of controller and end seal system bag machine, the utility model discloses have the effect that convenient disconnected membrane both ends continue to connect.

Description

Film breakage detection mechanism of bottom sealing bag making machine

Technical Field

The utility model relates to a plastic bag apparatus for producing field, more specifically say that it relates to a broken membrane detection mechanism of end seal system bag machine that says so.

Background

Plastic bags, which are bags made of plastic as a main raw material, are essential items in daily life of people and are often used for containing other items. The plastic bag is typically blow-sealed, edge-sealed, and cut to length, and a bottom-sealed bag machine is used to seal the edges of the plastic bag.

At present, the chinese utility model patent with publication number CN202062703U discloses an electrostatic film bottom sealing bag making machine, including material feeding unit, tension device, indulge sealing device and cut bagging apparatus, be equipped with a hem device between material feeding unit and tension device.

The prior art electrostatic film bottom sealing bag making machine similar to the above needs to continuously convey a plastic film roll into a bag cutting device through a tension device by a feeding device. However, in the process of conveying the plastic film to the tension device and the bag cutting device, the problem of film breaking of the plastic film due to excessive tension often occurs, once the film breaking phenomenon occurs on the plastic film, one end of the broken plastic film is directly conveyed into the bag making machine by the tension device, and the connection of two ends of the broken plastic film is inconvenient.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a disconnected membrane detection mechanism of end seal system bag machine, it has the continuous advantage that connects in convenient disconnected membrane both ends.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a broken membrane detection mechanism of end-sealing bag machine, is including being fixed in the tensioning roller between material feeding unit and the tension device, the week side of tensioning roller rotates and is connected with the bearing sensor with the tensioning roller butt, the bearing sensor passes through controller and end-sealing bag machine's control system electric connection.

Through adopting above-mentioned technical scheme, in the actual operation process, the plastic film can pass between tensioning roller and the bearing sensor. When the plastic film is conveyed, the bearing sensor rotates along with the plastic film; when the film breaks, the bearing sensor will abut against the tension roller and quickly drop to a speed of 0, since the bearing sensor is no longer in contact with the plastic.

When the rotating speed of the bearing sensor is reduced to 0, the bearing sensor sends an electric signal to the controller, the controller can send a stop signal to the control system of the bottom sealing bag making machine, the control system of the bottom sealing bag making machine controls the bottom sealing bag making machine to stop suddenly at the moment, and at the moment, two ends of the broken film are still positioned between the feeding device and the tension device and cannot be continuously fed into the bag making machine, so that the two ends of the broken film are convenient to continue to be connected.

The utility model discloses further set up to: the inner circle of bearing sensor is fixed with the fixed column parallel with the tensioning roller, the one end of fixed column is worn out the inner circle and is fixed with the connecting plate, the lateral wall of connecting plate rotates and is connected with the installation pole parallel with the fixed column, be provided with the clamping mechanism who is used for making bearing sensor and tensioning roller butt between installation pole and the connecting plate.

By adopting the technical scheme, the clamping mechanism can enable the bearing sensor to be abutted against the tensioning roller, so that the rotating speed of the bearing sensor can be rapidly reduced after the film is broken, and the response speed of the sensor is improved.

The utility model discloses further set up to: the mounting rod is located the both sides of connecting plate and all slides and be connected with the spacing ring, be provided with the mounting that is used for fixed spacing ring between spacing ring and the mounting rod.

Through adopting above-mentioned technical scheme, the spacing ring plays limiting displacement to the connecting plate for the limiting plate can not drop from the installation pole. The fixing piece plays a role in fixing the limiting ring, and the limiting ring is prevented from sliding on the mounting rod.

The utility model discloses further set up to: the fixing piece is a tightening bolt in threaded connection with the limiting ring, and the tightening bolt penetrates into the limiting ring and is tightly pressed against the mounting rod.

Through adopting above-mentioned technical scheme, rotatory tight bolt that supports can realize the fixed of spacing ring, and it is very convenient to operate.

The utility model discloses further set up to: clamping mechanism includes threaded connection in the first auxiliary bolt of spacing ring week lateral wall, threaded connection in the second auxiliary bolt on the connecting plate, be provided with the extension spring that is tensile state between first auxiliary bolt and the second auxiliary bolt.

Through adopting above-mentioned technical scheme, the extension spring can be respectively through fixing on first auxiliary bolt and second auxiliary bolt, and the extension spring can exert effort to connecting plate and spacing ring for the bearing sensor supports tight tensioning roller all the time, guarantees the response rate of bearing sensor.

The utility model discloses further set up to: the first auxiliary bolt penetrates through the limiting ring and is tightly abutted to the mounting rod.

Through adopting above-mentioned technical scheme, first auxiliary bolt supports tightly the installation pole and can consolidate the spacing ring, improves the stability of spacing ring.

The utility model discloses further set up to: and a mounting ring is fixed on the peripheral side wall of the fixing column and positioned between the bearing sensor and the connecting plate, and the mounting ring is fixed with the connecting plate through bolts.

Through adopting above-mentioned technical scheme, the bolt can be fixed the collar on the connecting plate, improves the stability of being connected between fixed column and the connecting plate, avoids the fixed column to drop from the connecting plate.

The utility model discloses further set up to: the outer diameter of the mounting ring is smaller than that of the outer ring of the bearing sensor.

Through adopting above-mentioned technical scheme, the collar can not contact with plastic film and tensioning roller, reduces the influence to bearing sensor outer lane, guarantees bearing sensor's response rate.

To sum up, the utility model has the advantages of it is following:

1. by arranging the tensioning roller and the bearing sensor, when the film is broken, the bearing sensor can send a stop signal to a control system of the bottom sealing bag making machine through the controller, and after the bottom sealing bag making machine is suddenly stopped, two ends of the broken film are still positioned between the feeding device and the tension device and cannot be continuously fed into the bag making machine, so that the two ends of the broken film can be conveniently connected;

2. by arranging the connecting plate, the mounting rod and the clamping mechanism, the clamping mechanism can enable the bearing sensor to be abutted against the tensioning roller, so that the rotating speed of the bearing sensor can be rapidly reduced after the film is broken, and the response rate of the sensor is improved;

3. through setting up the collar, improve the stability of being connected between fixed column and the connecting plate, avoid the fixed column to drop from the connecting plate.

Drawings

FIG. 1 is an overall view of the present embodiment;

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

FIG. 3 is a schematic structural diagram illustrating the connection relationship between the bearing sensor and the connection board according to this embodiment.

Reference numerals: 1. a feeding device; 101. a support; 102. a discharge roller; 2. a tension device; 3. a tension roller; 4. a bearing sensor; 401. a wire; 402. a bearing; 4021. an outer ring; 4022. an inner ring; 5. fixing a column; 6. a connecting plate; 7. mounting a rod; 8. a clamping mechanism; 801. a first auxiliary bolt; 802. a second auxiliary bolt; 803. a tension spring; 9. a limiting ring; 10. tightly abutting against the bolt; 11. and (7) installing a ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A broken film detection mechanism of a bottom sealing bag making machine, referring to fig. 1, comprises a tension roller 3 arranged between a feeding device 1 and a tension device 2, wherein the tension roller 3 is parallel to a discharging roller 102 of the feeding device 1, and two ends of the tension roller 3 are respectively fixed on a bracket 101 of the feeding device 1.

Referring to fig. 1 and 2, a bearing sensor 4 is rotatably connected to the peripheral side of the tension roller 3 and abuts against the tension roller 3, the bearing sensor 4 in this embodiment is a rolling encoder unit purchased from skaff group, and the rolling encoder unit is composed of a wire 401 and a bearing 402 having a speed measurement function, and belongs to the prior art, and details are not repeated here. In the embodiment, the wire 401 of the rolling encoder unit is electrically connected to a controller (not shown); the outer race 4021 of the bearing 402 can rotate, and the rotational speed of the outer race 4021 can be fed back to the controller in real time through the wire 401. The controller is electrically connected with a control system of the bottom sealing bag making machine, when the rotating speed of the outer ring 4021 of the bearing 402 is 0, the controller sends a stop instruction to the control system of the bottom sealing bag making machine, and the control system controls the bottom sealing bag making machine to stop.

Referring to fig. 2 and 3, a fixing column 5 parallel to the tension roller 3 is fixed to an inner ring 4022 of the bearing sensor 4, one end of the fixing column 5 penetrates through the inner ring 4022 of the bearing 402 and is provided with a connecting plate 6 at a penetrating end, and the fixing column 5 penetrates into the connecting plate 6 and is in interference fit with the connecting plate 6 at the penetrating end. An installation ring 11 is fixed on the peripheral side wall of the fixed column 5 and between the bearing sensor 4 and the connecting plate 6, the installation ring 11 is coaxial with the fixed column 5, the outer diameter of the installation ring 11 is smaller than that of an outer ring 4021 of the bearing sensor 4, and the installation ring 11 is fixed with the connecting plate 6 through bolts.

The side wall of the connecting plate 6 is rotatably connected with a mounting rod 7 parallel to the fixing column 5, and one end, far away from the connecting plate 6, of the mounting rod 7 is fixed on a support 101 of the feeding device 1. The both sides that installation pole 7 is located connecting plate 6 all slide and be connected with spacing ring 9, and spacing ring 9 is coaxial with installation pole 7, has the clearance between the lateral wall of spacing ring 9 and connecting plate 6, and this clearance makes connecting plate 6 can take place to rotate on installation pole 7. A fixing piece for fixing the limiting ring 9 is arranged between the limiting ring 9 and the mounting rod 7, the fixing piece is a tightly-abutting bolt 10 in threaded connection with the peripheral side wall of the limiting ring 9, and the tightly-abutting bolt 10 penetrates into the limiting ring 9 and tightly abuts against the mounting rod 7, so that the fixing of the limiting ring 9 and the mounting rod 7 is realized.

A clamping mechanism 8 for abutting the bearing sensor 4 against the tension roller 3 is provided between the mounting rod 7 and the connecting plate 6. The clamping mechanism 8 comprises a first auxiliary bolt 801 in threaded connection with the peripheral side wall of the limit ring 9 and a second auxiliary bolt 802 in threaded connection with the side wall of the connecting plate 6, wherein the first auxiliary bolt 801 penetrates into the limit ring 9 and is tightly abutted to the mounting rod 7. A tension spring 803 in a stretched state is connected between the first auxiliary bolt 801 and the second auxiliary bolt 802, and the outer race 4021 of the bearing 402 is always in contact with the tension roller 3 by the pulling action of the tension spring 803.

The utility model discloses a working process and beneficial effect as follows: in practice, the plastic film will pass through the gap between the tension roller 3 and the bearing sensor 4. When the plastic film is conveyed, the bearing 402 of the bearing sensor 4 rotates together with the plastic film; when the film breaks, the bearing 402 of the bearing sensor 4 will abut on the tension roller 3 and quickly drop to a rotation speed of 0, since the bearing sensor 4 is no longer in contact with the plastic.

When the rotating speed of a bearing 402 of the bearing sensor 4 is reduced to 0, the bearing sensor 4 sends an electric signal to the controller through the lead 401, the controller can send a stop signal to a control system of the bottom sealing bag making machine, the control system of the bottom sealing bag making machine controls the bottom sealing bag making machine to stop suddenly at the moment, and the stop is timely, so that two ends of a broken film are still positioned between the feeding device 1 and the tension device 2 and cannot be continuously fed into the bag making machine, and the continuous connection of the two ends of the broken film is facilitated.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a broken membrane detection mechanism of end seal system bag machine which characterized in that: including being fixed in tensioning roller (3) between material feeding unit (1) and tension device (2), week side of tensioning roller (3) rotates and is connected with bearing sensor (4) with tensioning roller (3) butt, bearing sensor (4) pass through the control system electric connection of controller and end seal bag machine.

2. The film breakage detecting mechanism of a bottom sealing bag machine as claimed in claim 1, characterized in that: inner circle (4022) of bearing sensor (4) is fixed with fixed column (5) parallel with tensioning roller (3), inner circle (4022) and be fixed with connecting plate (6) are worn out to the one end of fixed column (5), the lateral wall of connecting plate (6) rotates and is connected with installation pole (7) parallel with fixed column (5), be provided with between installation pole (7) and connecting plate (6) and be used for making clamping mechanism (8) of bearing sensor (4) and tensioning roller (3) butt.

3. The film breakage detecting mechanism of a bottom sealing bag machine as claimed in claim 2, characterized in that: the mounting rod (7) is located the both sides of connecting plate (6) and all slides and be connected with spacing ring (9), be provided with the mounting that is used for fixed spacing ring (9) between spacing ring (9) and mounting rod (7).

4. The film breakage detecting mechanism of a bottom sealing bag machine as claimed in claim 3, wherein: the fixing piece is a tightly-abutting bolt (10) in threaded connection with the limiting ring (9), and the tightly-abutting bolt (10) penetrates into the limiting ring (9) and tightly abuts against the mounting rod (7).

5. The film breakage detecting mechanism of a bottom sealing bag machine as claimed in claim 4, wherein: clamping mechanism (8) include threaded connection in spacing ring (9) week lateral wall first auxiliary bolt (801), threaded connection in second auxiliary bolt (802) on connecting plate (6), be provided with between first auxiliary bolt (801) and second auxiliary bolt (802) and be tensile state extension spring (803).

6. The film breakage detecting mechanism of a bottom sealing bag machine as claimed in claim 5, wherein: the first auxiliary bolt (801) penetrates through the limiting ring (9) and is tightly abutted to the mounting rod (7).

7. The film breakage detecting mechanism of a bottom sealing bag machine as claimed in claim 2, characterized in that: the peripheral side wall of the fixed column (5) is positioned between the bearing sensor (4) and the connecting plate (6) and is fixedly provided with a mounting ring (11), and the mounting ring (11) is fixed with the connecting plate (6) through bolts.

8. The film breakage detecting mechanism of a bottom sealing bag machine as claimed in claim 7, wherein: the outer diameter of the mounting ring (11) is smaller than that of an outer ring (4021) of the bearing sensor (4).