CN216509437U

CN216509437U - Film feed mechanism for packagine machine

Info

Publication number: CN216509437U
Application number: CN202123271564.3U
Authority: CN
Inventors: 许传尧; 邵志强
Original assignee: Shanghai Zanding Machinery Manufacturing Co ltd
Current assignee: Shanghai Zanding Machinery Manufacturing Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-05-13
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses a film feeding mechanism for a packaging machine, which belongs to the technical field of packaging machines and comprises a feeding part, wherein the feeding part comprises a supporting rod and a driving motor, the driving motor is connected to a side plate of the packaging machine, the supporting rod is arranged along the horizontal direction, one side of the supporting rod, which is close to the side plate, is coaxially fixed with the driving motor, a supporting device is formed on the supporting rod, the supporting device comprises mounting sections, driving devices and supporting blocks, the number of the supporting blocks is not less than two, the mounting sections are integrally formed on the supporting rod, and the driving device penetrates through the mounting sections and drives the supporting blocks to abut against the hollow part of a film roll after penetrating out of the mounting sections. The utility model has the effect that films with different hollow diameters can be stably arranged on the feeding mechanism so as to be driven to rotate, so that the requirements of more packing boxes are met.

Description

Film feed mechanism for packagine machine

Technical Field

The utility model relates to the technical field of packaging machines, in particular to a film feeding mechanism for a packaging machine.

Background

In order to protect the outer package of the product from scratching, damp and beautify the appearance of the product, a layer of plastic film is required to be wrapped on the outer surface of the product package, and the film is usually wrapped outside the product by a film sealing and cutting packaging machine. The coiled film is directly hung on a feeding part of a packaging machine, the end part of the film is pulled out and wound on the packaging machine, and the feeding part drives the coiled film to rotate so as to package the articles placed on the packaging machine.

The prior art has the following defects: the required film width of different products is different, and the hollow diameter at the film center of the coiling of different film widths is different, and different hollow diameter's of difficult adaptation of the material loading portion of same packagine machine film, and this problem is awaited for a long time to solve.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a film feeding mechanism for a packaging machine, which has the effect of stably mounting films with different hollow diameters on the feeding mechanism so as to drive the films to rotate, so that the film feeding mechanism is suitable for the requirements of more packaging boxes.

The utility model provides a film feed mechanism for packagine machine, includes material loading portion, material loading portion includes bracing piece and driving motor, driving motor connects on packagine machine's curb plate, the bracing piece sets up along the horizontal direction, the bracing piece is close to curb plate one side and the coaxial fixed of driving motor, be formed with strutting arrangement on the bracing piece, strutting arrangement includes installation section, drive arrangement and supporting shoe, two are no less than to the quantity that sets up of supporting shoe, installation section integrated into one piece is on the bracing piece, drive arrangement wears to establish on the installation section and drives the supporting shoe and wear out the hollow department butt of back and film book by the installation section.

The utility model is further configured to: the supporting block comprises a connecting rod, a pushing block and a tensioning block, the connecting rod is inserted in the mounting section, one end of the connecting rod is connected with the pushing block, the other end of the connecting rod is connected with the tensioning block, and the tensioning block penetrates out of the mounting section and abuts against the central side wall of the film roll;

drive arrangement includes actuating lever and drive block, the actuating lever is pegged graft and is located the cooperation of sliding at the center of installation section, the drive block is fixed and is located the installation section one end at the actuating lever, the drive block is kept away from actuating lever one end and is set up to the conical surface, every the ejector pad all sets up to the wedge, and every the wedge of ejector pad all laminates with the conical surface of drive block, when the ejector pad was kept away from to the drive block the tensioning block is located the installation section.

The utility model is further configured to: the mounting section is internally provided with a guide groove, the push block and the connecting rod are both positioned in the guide groove, a reset spring is arranged in the guide groove, the reset spring is wound on the connecting rod, and two ends of the reset spring are respectively abutted against the groove wall of one side of the push block, far away from the push block, of the push block and the guide groove.

The utility model is further configured to: the mounting section is provided with a connecting pipe, the driving rod is inserted in the connecting pipe, and the connecting pipe is in threaded fit with the driving rod.

The utility model is further configured to: the one end fixedly connected with handle of drive block is kept away from to the actuating lever, be formed with a plurality of grooves that increase friction on the handle lateral wall.

The utility model is further configured to: and a second spring is arranged between the handle and the connecting pipe, and the driving block is far away from the push block under the original length state of the second spring.

The utility model is further configured to: the number of the supporting blocks is four.

When the material loading portion is placed to not unidimensional film book to needs on, overlap it on the installation section, the size of ann installation section slightly is less than the film book of minimum interior warp, then rotate the actuating lever and make it to installation section internal motion, the conical surface that forms on the actuating block promotes the wedge face of four ejector pads respectively makes it keep away from each other, the tensioning piece supports the film and rolls up the internal diameter, reset spring compresses, accomplish the installation location to the film book this moment, driving motor drives actuating lever and film book and rotates and carry out the material loading to packagine machine. When the film roll is used, the driving rod is rotated reversely to enable the driving block to move towards the direction far away from the pushing block, and the tensioning block returns to the mounting section after the return spring recovers the original length so as to mount a new film roll on the mounting section.

In conclusion, the utility model has the following beneficial effects:

1. the installation section, the driving device and the supporting block are arranged, so that the film rolls can be fixed according to different sizes of the film rolls, and the requirements of more packing boxes are met;

2. the stretching of the driving rod is controlled through a supporting block formed by a connecting rod, a pushing block and a tensioning block and a driving device formed by a driving rod and a driving block, so that the tensioning block fixes the film roll;

3. the connecting pipe is matched with the driving rod in a threaded mode, so that the driving block can be controlled to stretch and contract, and the tensioning block can be adjusted.

Drawings

FIG. 1 is a schematic structural view for embodying the entirety of the present invention;

FIG. 2 is a schematic structural view for embodying the inside of the installation section in the present invention;

fig. 3 is a schematic structural diagram for showing the matching relationship between the driving block and the pushing block in the present invention.

In the figure, 1, a support rod; 2. a drive motor; 3. a support device; 4. an installation section; 41. a connecting pipe; 42. a second spring; 43. a guide groove; 44. a return spring; 5. a drive device; 51. a drive rod; 511. a handle; 512. a friction increasing groove; 52. a drive block; 6. a support block; 61. a connecting rod; 62. a push block; 63. a tensioning block; 7. a feeding part.

Detailed Description

The present invention is further described in detail below with reference to the attached drawings, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. In the present specification, the terms "upper", "lower", "left", "right" and "middle" are used for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications in the relative relationship may be made without substantial technical changes and modifications.

Example (b):

as shown in fig. 1 to 3, the film feeding mechanism for the packaging machine designed in the present invention comprises a feeding portion 7, the feeding portion 7 includes a supporting rod 1 and a driving motor 2, the driving motor 2 is connected to a side plate of the packaging machine, the supporting rod 1 is arranged along a horizontal direction, one side of the supporting rod 1 close to the side plate is coaxially fixed with the driving motor 2, a supporting device 3 is formed on the supporting rod 1, the supporting device 3 includes an installation section 4, a driving device 5 and a supporting block 6, the number of the supporting blocks 6 is not less than two, the installation section 4 is integrally formed on the supporting rod 1, the driving device 5 is arranged on the installation section 4 in a penetrating manner and drives the supporting block 6 to abut against a hollow part of a film roll after penetrating out from the installation section 4.

As shown in fig. 1 to 3, the supporting block 6 includes a connecting rod 61, a pushing block 62 and a tensioning block 63, the connecting rod 61 is inserted into the mounting section 4, one end of the connecting rod 61 is connected with the pushing block 62, the other end is connected with the tensioning block 63, and the tensioning block 63 penetrates out of the mounting section 4 and abuts against the central side wall of the film roll; drive arrangement 5 includes actuating lever 51 and driving block 52, and actuating lever 51 is pegged graft and is located the cooperation of sliding at the center of erection segment 4, and driving block 52 fixes and is located one end in erection segment 4 at actuating lever 51, and driving block 52 keeps away from actuating lever 51 one end and sets up to the conical surface, and every ejector pad 62 all sets up to the wedge, and the wedge of every ejector pad 62 all laminates with the conical surface of driving block 52, and tensioning block 63 is located erection segment 4 when driving block 52 keeps away from ejector pad 62.

As shown in fig. 2, a guide groove 43 is formed in the mounting section 4, the push block 62 and the connecting rod 61 are both located in the guide groove 43, a return spring 44 is arranged in the guide groove 43, the return spring 44 is wound on the connecting rod 61, and both ends of the return spring are respectively abutted against groove walls of the push block 62 and the guide groove 43 on the side far away from the push block 62. The mounting section 4 is formed with a connecting pipe 41, the driving rod 51 is inserted into the connecting pipe 41, and the connecting pipe 41 and the driving rod 51 are in threaded fit.

As shown in fig. 1 and 3, a handle 511 is fixedly connected to one end of the driving rod 51 away from the driving block 52, a plurality of friction increasing grooves 512 are formed on the side wall of the handle 511, when the tensioning block 63 is adjusted, the handle 511 rotates the driving rod 51 to enable the driving rod 51 to move towards the inside of the mounting section 4, the tapered surface contacts with the tapered surface of each pushing block 62 and pushes the pushing block to move towards the outside of the mounting section 4, and when the tensioning block 63 extends out of the mounting section 4, the inner wall of the film roll is tightly pressed to complete the adjustment. When the tensioning block 63 is required to be returned to the mounting section 4, the drive rod 51 is rotated in the reverse direction to move the tapered surface away from the wedge, and the return spring 44 returns to its original length to allow the tensioning block 63 to re-enter the mounting section 4. The second spring 42 is provided between the handle 511 and the connection pipe 41, and the driving block 52 is disposed away from the pushing block 62 in the original length state of the second spring 42. The number of the supporting blocks 6 is four, the four supporting blocks 6 are uniformly arranged around the driving block 52, and the driving block 52 can enable the four tensioning blocks 63 to stably support the film roll in the process of pushing the pushing block 62 to move.

The implementation principle of the above embodiment is as follows: when the film rolls with different sizes are required to be placed on the feeding portion 7, the film rolls are sleeved on the installation section 4, the size of the installation section 4 is slightly smaller than the minimum inner diameter of the film roll, then the driving rod 51 is rotated to enable the driving rod to move towards the inside of the installation section 4, the tapered surfaces formed on the driving block 52 respectively push the wedge surfaces of the four push blocks 62 to enable the wedge surfaces to be away from each other, the tensioning block 63 abuts against the inner diameter of the film roll, the reset spring 44 is compressed, the installation and the positioning of the film roll are completed at the moment, and the driving motor 2 drives the driving rod 51 and the film roll to rotate to feed the packaging machine. When the film roll is used, the driving rod 51 is rotated reversely to move the driving block 52 away from the pushing block 62, and the return spring 44 returns to the original length to return the tensioning block 63 to the mounting section 4, so that a new film roll can be mounted on the mounting section 4.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a film feed mechanism for packagine machine, includes material loading portion (7), its characterized in that: the feeding portion (7) comprises a supporting rod (1) and a driving motor (2), the driving motor (2) is connected to a side plate of the packaging machine, the supporting rod (1) is arranged along the horizontal direction, the supporting rod (1) is close to one side of the side plate and is coaxially fixed with the driving motor (2), a supporting device (3) is formed on the supporting rod (1), the supporting device (3) comprises an installation section (4), a driving device (5) and supporting blocks (6), the supporting blocks (6) are not less than two in number, the installation section (4) is integrally formed on the supporting rod (1), and the driving device (5) penetrates through the installation section (4) and drives the supporting blocks (6) to abut against the hollow portion of the film roll after the supporting blocks are penetrated out through the installation section (4).

2. The film feeding mechanism for a packaging machine according to claim 1, characterized in that: the supporting block (6) comprises a connecting rod (61), a pushing block (62) and a tensioning block (63), the connecting rod (61) is inserted into the mounting section (4), one end of the connecting rod (61) is connected with the pushing block (62), the other end of the connecting rod is connected with the tensioning block (63), and the tensioning block (63) penetrates out of the mounting section (4) and abuts against the central side wall of the film roll;

drive arrangement (5) are including actuating lever (51) and drive block (52), the cooperation of sliding is located at the center of erection section (4) in driven lever (51) grafting, one end is located erection section (4) in drive block (52) are fixed in actuating lever (51), actuating lever (51) one end is kept away from in drive block (52) sets up to the conical surface, every push block (62) all sets up to the wedge, and every the wedge surface of push block (62) all laminates with the conical surface of drive block (52), when push block (62) were kept away from in drive block (52) tensioning piece (63) are located erection section (4).

3. The film feeding mechanism for a packaging machine according to claim 2, characterized in that: a guide groove (43) is formed in the mounting section (4), the push block (62) and the connecting rod (61) are both located in the guide groove (43), a return spring (44) is arranged in the guide groove (43), the return spring (44) is wound on the connecting rod (61), and two ends of the return spring are respectively abutted to groove walls of one side, far away from the push block (62), of the push block (62) and the guide groove (43).

4. The film feeding mechanism for a packaging machine according to claim 3, characterized in that: the mounting section (4) is provided with a connecting pipe (41), the driving rod (51) is inserted into the connecting pipe (41), and the connecting pipe (41) is in threaded fit with the driving rod (51).

5. The film feeding mechanism for a packaging machine according to claim 4, characterized in that: one end of the driving rod (51) far away from the driving block (52) is fixedly connected with a handle (511), and a plurality of friction increasing grooves (512) are formed in the side wall of the handle (511).

6. The film feeding mechanism for a packaging machine according to claim 5, characterized in that: a second spring (42) is arranged between the handle (511) and the connecting pipe (41), and the driving block (52) is far away from the push block (62) under the original length state of the second spring (42).

7. The film feeding mechanism for a packaging machine according to claim 1, characterized in that: the number of the supporting blocks (6) is four.