CN211108278U - Stretch film packaging machine - Google Patents
Stretch film packaging machine Download PDFInfo
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- CN211108278U CN211108278U CN201921649873.XU CN201921649873U CN211108278U CN 211108278 U CN211108278 U CN 211108278U CN 201921649873 U CN201921649873 U CN 201921649873U CN 211108278 U CN211108278 U CN 211108278U
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- wrapping machine
- stretch film
- film wrapping
- film
- stretch
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Abstract
The utility model relates to a stretch film packaging machine, include: a frame (6) for mounting the stretch film wrapping machine (1) on a mounting surface (A); a forming station (2) for drawing the grooves in the base film (8); a filling section (12) for filling the recess with a product; and a sealing station (3) for sealing the groove by means of an upper film (10) drawn out of an upper film receptacle (9), wherein the stretch film wrapping machine (1) further has a lateral frame (30) supported by the machine frame (6) and a chain guide (13) fixed at the lateral frame (30) for guiding a conveyor chain (11) for the base film (8), characterized in that the upper film receptacle (9) is directly connected to the lateral frame (30) of the stretch film wrapping machine (1). The stretch film wrapping machine is simplified in terms of structure while fully maintaining the function of the stretch film wrapping machine.
Description
Technical Field
The utility model relates to a stretch film packaging machine.
Background
Such stretch film wrapping machines are well known and described, for example, in DE 10227610 a1 or in DE 102016125132 a1, the disclosure of which is hereby expressly incorporated by reference. In such stretch film packaging machines, the recesses are drawn out in the carrier film in a shaping station, after which the recesses are filled with product in a filling section and subsequently sealed with the aid of the upper film in a sealing station. Such an upper membrane is typically provided by an upper membrane receiving portion. In conventional stretch film packaging machines, the upper film receptacle is always mounted at a switch cabinet which is located next to the machine and is usually higher than a person.
SUMMERY OF THE UTILITY MODEL
The utility model aims at simplifying the stretch film packaging machine in the aspect of structure under the condition of keeping the function of the stretch film packaging machine completely.
This object is achieved by a stretch film wrapping machine having the following features. Advantageous developments of the invention are given in further preferred embodiments.
According to the invention, this object is achieved by: there is provided a stretch film wrapping machine including: a frame for mounting the stretch film wrapping machine on a mounting surface; a forming station for drawing the grooves in the base film; a filling section for filling the recess with a product; and a sealing station for sealing the groove by means of an upper film drawn out of an upper film receptacle, wherein the stretch film packaging machine further has a lateral frame supported by the machine frame and a chain guide fixed at the lateral frame for guiding a conveyor chain for the base film,
it is characterized in that the preparation method is characterized in that,
the upper film receiving portion is directly connected with the lateral frame of the stretch film wrapping machine.
Preferably, the upper film receptacle has a substantially vertically oriented securing arm that is directly connected to the lateral frame of the stretch film wrapping machine.
Preferably, the securing arm has a hollow profile.
Preferably, the securing arm has a closed hollow profile.
Preferably, the securing arm has a hollow profile with a substantially rectangular cross section.
Preferably, said fixed arm is placed at least partially on said lateral frame.
Preferably, said fixed arm rests at least partially on said lateral frame.
Preferably, the upper film receptacle is directly connected to the lateral frame of the stretch film wrapping machine by at least one peg or at least one screw.
Preferably, said fixing arm of said upper film receiving portion is directly connected to said lateral frame of said stretch film wrapping machine by at least one peg or at least one screw.
Preferably, the upper film receiving portion has a film spindle for accommodating a roll of the upper film.
Preferably, the upper film receiving portion has a film guide portion for orienting the upper film transversely to the conveying direction of the stretch film wrapping machine.
Preferably, in the area of the upper film receptacle, a transverse connection is provided between the right-hand lateral frame and the left-hand lateral frame of the stretch film wrapping machine.
Preferably, the sealing station has a sealing tool and the upper film receptacle is fixed at the lateral frame of the stretch film wrapping machine separately from the sealing tool.
Preferably, the stretch film packaging machine has a switch cabinet, and the upper film receiving portion is fixed to the stretch film packaging machine separately from the switch cabinet.
According to the utility model discloses a stretch film packaging machine stipulation goes up the direct side direction frame connection with stretch film packaging machine of membrane receiving part, still is fixed with the chain guide portion that is used for the guide to be used for the conveying chain of membrane on the side direction frame. On the one hand, therefore, the fixing of the upper film receptacle on the switch cabinet can be dispensed with, which simplifies the construction of the packaging machine and enables, in particular, more degrees of freedom in the positioning and dimensioning of the switch cabinet. On the other hand, the lateral frame of the stretch film wrapping machine serves a dual function by serving, on the one hand, to fix the chain guide and, on the other hand, to directly connect the upper film receptacle.
Advantageously, the upper film receptacle has a substantially vertically oriented securing arm which is connected directly to the lateral frame of the stretch film packaging machine. The vertically oriented securing arm can particularly well bear the weight of the upper film roll.
With regard to the highest possible stability and at the same time the lowest possible material consumption, it has proven to be particularly advantageous if the securing arm has a hollow profile.
The hollow profile is in particular closed, so that dirt cannot penetrate into the interior of the hollow profile.
It has proven advantageous if the securing arm has a hollow profile with a substantially rectangular cross section. The required stability can thus be obtained.
In an advantageous embodiment of the invention, the securing arm is at least partially placed on a lateral frame of the stretch film packaging machine. This provides the advantage that the lateral frame can absorb the weight force of the upper film receptacle particularly well.
In one variant of the invention, the upper film receptacle or the holding arm thereof is directly connected to the lateral frame of the stretch film packaging machine by at least one pin or at least one screw. Which may be a releasable connection here.
The upper film receiving portion may have a film mandrel for receiving a roll of upper film. Additionally or alternatively, the upper film receptacle may have a film guide for orienting the upper film transversely to the production direction of the stretch film packaging machine. The film guide may be adjusted by an operator.
In view of the stability of the stretch film wrapping machine, it may be advantageous to provide a transverse connection between the right-hand lateral frame and the left-hand lateral frame of the stretch film wrapping machine in the region of the upper film receptacle. Such a transverse connection reinforces the stretch film wrapping machine, thus preventing the stretch film wrapping machine from twisting.
The sealing station of the stretch film packaging machine may have a sealing tool, wherein the upper film receptacle is fastened, in particular, separately from the sealing tool, to a lateral frame of the stretch film packaging machine.
If stretch film packaging machine has the cubical switchboard, then according to the utility model discloses, go up membrane receiving part and can fix on stretch film packaging machine separately with the cubical switchboard. In this way, the upper film receptacle can be arranged independently of the requirements (vorgabin) for positioning the switch cabinet on the stretch film packaging machine.
The stretch film wrapping machine is simplified in terms of structure while fully maintaining the function of the stretch film wrapping machine.
Drawings
Advantageous embodiments of the invention are explained in detail below with the aid of the figures. Specifically, the method comprises the following steps:
figure 1 shows a perspective view of a stretch film wrapping machine according to the present invention from the operator's side,
FIG. 2 shows a perspective view of the stretch film wrapping machine from a side opposite to the operator side, an
Fig. 3 shows an enlarged view of the upper membrane receiving portion.
Identical components have the same reference numerals in the figures.
Detailed Description
Fig. 1 shows a perspective view of an intermittently operating stretch film wrapping machine 1 according to the present invention. The stretch film wrapping machine 1 has a forming station 2, a sealing station 3, a transverse cutting device 4, and a longitudinal cutting device 5, which are arranged in this order on a frame 6 in a conveying direction R. On the input side, a supply roll 7 is arranged on the machine frame 6, from which a carrier film 8 is drawn off. The stretch film wrapping machine 1 furthermore has a conveyor chain 11, in particular a conveyor chain or gripper chain 11 arranged on both sides, which grips the carrier film 8 and conveys the carrier film 8 further in the conveying direction R in each main operating cycle.
In the embodiment shown, the shaping station 2 is designed as a stretching station, in which recesses are formed in the carrier film 8 by stretching, for example by means of compressed air and/or vacuum. Here, the forming station 2 may be configured such that a plurality of grooves are formed side by side in a direction perpendicular to the conveying direction R. After the shaping station 2 in the conveying direction R, a filling section 12 is provided, in which filling section 12 the recesses formed in the carrier film 8 are filled with the product.
The sealing station 3 has a sealably closed chamber 3a in which the atmosphere in the recess can be evacuated and/or replaced by filling with an exchange gas or a gas mixture, for example, before sealing by means of the upper film 10 output from the upper film receptacle 9.
The transverse cutting device 4 may be configured as a blanking machine which severs the bottom film 8 and the top film 10 between adjacent recesses in a direction transverse to the conveying direction R. The transverse cutting device 4 is operated in such a way that the carrier film 8 is not cut over the entire width, but at least in the edge regions.
The longitudinal cutting device 5 can be configured as a knife device, by means of which the base film 8 and the upper film 10 are cut off between adjacent recesses and at the side edges of the base film 8 in the conveying direction R, so that separated packages are present after the longitudinal cutting device 5.
The right and left conveyor chains 11 and 11 of the stretch film wrapping machine 1, which grasp the base film 8 on both sides, are respectively guided in chain guide portions 13. The chain guides 13 are each protected to the outside by a side wall 14 of the stretch film wrapping machine 1 and are optionally fastened to the side wall 14. The side dams 14 may be plate members.
Further, the stretch film wrapping machine 1 has a control section 19. The task is to control and monitor the processes taking place in stretch film wrapping machine 1. The display device 20 with the operating elements 21 serves to display or influence the process sequence in the stretch film wrapping machine 1 to or by an operator who is usually located on the operating side B of the stretch film wrapping machine 1.
Central electrical and/or electronic components of the stretch film wrapping machine 1, for example, connections to an external power source, are arranged in the switch cabinet 22. The side of the stretch film wrapping machine 1 facing the viewer in fig. 1 is an operating side B, on which an operator is positioned to actuate the operating elements 21 or, if appropriate, to fill the packaging pockets along the filling section 12. The switch cabinet 22 is disposed on the side of the stretch film wrapping machine 1 opposite the operation side B.
Fig. 2 shows more clearly than fig. 1 the upper membrane receiving part 9 providing the upper membrane 10. As can be seen in fig. 2, the upper membrane holder 9 has a substantially vertically oriented securing arm 23, which is designed here as a hollow profile, for example made of stainless steel. Furthermore, the upper film receptacle 9 has a film mandrel 24 which extends transversely in the horizontal direction from the fixing arm 23 across the stretch film packaging machine 1. As shown, a roll 25 of upper film 10 may be mounted on the film mandrel 24.
The upper film receiving portion 9 also has a film guide portion 26. The film guide 26 serves to orient the upper film 10 in its course transversely to the direction of production or conveying R of the stretch film wrapping machine 1 during operation of the stretch film wrapping machine 1. For this purpose, the film guide 26 has adjustable guide means 27.
Fig. 2 shows a mounting surface a on which the stretch film wrapping machine 1 is mounted by means of its frame 6. The machine frame 6 supports a lateral frame 30, which lateral frame 30 is covered on the outside by a side screen 14. As can be seen in fig. 2, the upper film receptacle 9 and in particular its securing arm 23 are mounted on a lateral frame 30. In this way, the upper film receptacle 9 is fastened to the stretch film packaging machine 1, in particular separately from the switch cabinet 23 and also separately from the sealing tool 3a of the sealing station 3.
Fig. 3 shows an enlarged view of the upper film receptacle 9 in a perspective view. It can be clearly seen how the upper film receptacle 9, in particular the holding arm 23 thereof, is placed at the lateral frame 30 of the stretch film wrapping machine 1 on the right in the conveying direction R. The securing arm 23 is designed as a closed hollow profile having a substantially rectangular cross section. At the lower end of the securing arm 23, the securing arm 23 is directly connected, in particular releasably connected, to the lateral frame 30 of the stretch film wrapping machine 1 by means of a pin (Bolzen) or screw 31. Furthermore, in the region of the upper film receptacle 9, a transverse connection 32 is provided between the right-hand lateral frame 30 and the left-hand lateral frame 30 of the stretch film wrapping machine 1. The transverse connection is configured, for example, as a plate profile, for example, as a downwardly open U-shaped profile or a closed hollow profile. The transverse connection 32 makes the structure of the stretch film wrapping machine 1 more stable and more resistant to twisting.
Claims (14)
1. Stretch film wrapping machine comprising: a frame (6) for mounting the stretch film wrapping machine (1) on a mounting surface (A); a forming station (2) for drawing the grooves in the base film (8); a filling section (12) for filling the recess with a product; and a sealing station (3) for sealing the grooves by means of an upper film (10) drawn out of an upper film receptacle (9), wherein the stretch film packaging machine (1) further has a lateral frame (30) supported by the machine frame (6) and a chain guide (13) fixed at the lateral frame (30) for guiding a conveyor chain (11) for the carrier film (8),
it is characterized in that the preparation method is characterized in that,
the upper film receptacle (9) is directly connected to the lateral frame (30) of the stretch film wrapping machine (1).
2. The stretch film wrapping machine according to claim 1, characterized in that the upper film receiving portion (9) has a substantially vertically oriented fixing arm (23) which is directly connected with a lateral frame (30) of the stretch film wrapping machine (1).
3. The stretch film wrapping machine according to claim 2, wherein the stationary arm (23) has a hollow profile.
4. The stretch film wrapping machine according to claim 3, wherein the stationary arm (23) has a closed hollow profile.
5. The stretch film wrapping machine according to claim 3, wherein the stationary arm (23) has a hollow profile with a substantially rectangular cross-section.
6. The stretch film wrapping machine according to claim 3, wherein the stationary arm (23) is placed at least partially on the lateral frame (30).
7. The stretch film wrapping machine according to claim 2, wherein the stationary arm (23) is at least partially seated on the lateral frame (30).
8. Stretch film wrapping machine according to any one of claims 1 to 7, characterized in that the upper film receiving portion (9) is directly connected with the lateral frame (30) of the stretch film wrapping machine (1) by at least one peg or at least one screw.
9. Stretch film wrapping machine according to any one of claims 2 to 7, characterized in that the fixing arm (23) of the upper film receiving portion (9) is directly connected with the lateral frame (30) of the stretch film wrapping machine (1) by at least one peg or at least one screw.
10. The stretch film wrapping machine according to any one of claims 1 to 7, wherein the upper film receiving portion (9) has a film mandrel (24) for receiving a roll (25) of the upper film (10).
11. The stretch film wrapping machine according to any one of claims 1 to 7, wherein the upper film receiving portion (9) has a film guide (26) for orienting the upper film (10) transverse to a conveying direction of the stretch film wrapping machine (1).
12. Stretch film wrapping machine according to any one of claims 1 to 7, characterized in that in the area of the upper film receiving portion (9) a transverse connection (32) is provided between the lateral frame (30) on the right and the lateral frame (30) on the left of the stretch film wrapping machine (1).
13. The stretch film wrapping machine according to any one of claims 1 to 7, wherein the sealing station (3) has a sealing tool (3a), and the upper film receiving portion (9) is fixed at the lateral frame (30) of the stretch film wrapping machine (1) separately from the sealing tool (3 a).
14. Stretch film wrapping machine according to any one of claims 1 to 7, characterized in that the stretch film wrapping machine (1) has a switch cabinet (22), and the upper film receiving portion (9) is fixed to the stretch film wrapping machine (1) separately from the switch cabinet (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921649873.XU CN211108278U (en) | 2019-09-30 | 2019-09-30 | Stretch film packaging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921649873.XU CN211108278U (en) | 2019-09-30 | 2019-09-30 | Stretch film packaging machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211108278U true CN211108278U (en) | 2020-07-28 |
Family
ID=71691339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921649873.XU Active CN211108278U (en) | 2019-09-30 | 2019-09-30 | Stretch film packaging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211108278U (en) |
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2019
- 2019-09-30 CN CN201921649873.XU patent/CN211108278U/en active Active
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