Double-sided stretching packaging machine

Abstract

The utility model relates to the technical field of food packaging, in particular to a double-sided stretching packaging machine which not only can be used for packaging food, but also can be used for automatically boxing the packaged food, and is convenient to use, low in labor intensity and high in practicability. Comprising a bottom plate and a double-face stretching packaging machine body, the double-face stretching packaging machine body is fixedly installed on the bottom plate, a belt conveyor is arranged on the double-face stretching packaging machine body, and the belt conveyor is fixedly installed on the bottom plate; the automatic boxing device further comprises a boxing mechanism, the boxing mechanism is fixedly installed on the bottom plate, the boxing mechanism is located below the output end of the belt conveyor, and the boxing mechanism has the automatic boxing function.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of food packaging, in particular to a double -sided stretch packaging machine. BACKGROUND

[0002] Double -sided stretch packaging machine is a kind of device for packaging food, it has a wide application in the field of food packaging.Double -sided stretch packaging machine is stretched to upper film and lower film when packaging food, so that food is sealed and packaged by upper die and lower die;In the prior art, the utility model discloses a kind of full-automatic double -sided stretch vacuum packaging machine, it is mainly by vacuum heat sealing mechanism, upper die stretching mechanism, lower die stretching mechanism and belt conveyor mechanism etc., it is when using, food is packaged by vacuum heat sealing mechanism after being stretched by upper film stretching mechanism and lower film stretching mechanism respectively, packaged food is exported to outside by belt conveyor mechanism, and the food after packaging is transported to outside by belt conveyor mechanism, and the packaged food needs to be manually boxed by staff, and it is inconvenient to rely on manual packaging of the food to be boxed, and the labor intensity is large, so a double -sided stretch packaging machine with automatic boxing function is needed. UTILITY MODEL CONTENTS

[0003] To solve the above technical problems, the utility model provides a double -sided stretch packaging machine, which can not only package food, but also automatically box the packaged food, is convenient to use, has low labor intensity and high practicability.

[0004] The double -sided stretch packaging machine of the utility model, including bottom plate and double -sided stretch packaging machine body, double -sided stretch packaging machine body is fixedly installed on bottom plate, double -sided stretch packaging machine body is provided with belt conveyor, and belt conveyor is fixedly installed on bottom plate;It also includes boxing mechanism, and boxing mechanism is fixedly installed on bottom plate, and boxing mechanism is below the output end of belt conveyor, and boxing mechanism has the function of automatic boxing;When vacuum packaging food, first, food is placed in double -sided stretch packaging machine body, so that the packaging film in double -sided stretch packaging machine body is stretched and packaged on double -sided stretch packaging machine body, and the packaged food is conveyed to left by belt conveyor, and then the packaged food is automatically boxed in boxing mechanism by falling to the left end of belt conveyor, so that the double -sided stretch packaging machine can not only package food, but also automatically box the packaged food, is convenient to use, has low labor intensity and high practicability.

[0005] Preferably, the boxing mechanism comprises a conveying mechanism and a weighing mechanism, the conveying mechanism has a conveying function, the weighing mechanism has a weighing function, and the conveying mechanism and the weighing mechanism are both mounted on the bottom plate; when the packaged food is boxed, the packaging box is placed on the conveying mechanism, the conveying mechanism conveys the empty packaging box to the weighing mechanism, then the packaged food falls into the empty packaging box through the belt conveyor, and the weight of the food in the packaging box is weighed by the weighing mechanism until the weight of the food in the packaging box reaches a specified weight; the boxing of the packaged food is facilitated.

[0006] Preferably, the conveying mechanism comprises a support, a support plate, a driving roller, a driven roller, a motor and two sets of conveying belts, the support plate is fixedly mounted on the upper end of the bottom plate through the support, the driving roller and the driven roller are rotatably mounted at the rear and front of the support plate respectively, the motor is fixedly mounted on the support plate, the output end of the motor is connected with the driving roller, the two sets of conveying belts are both wrapped on the driving roller and the driven roller, and the two sets of conveying belts are respectively located at the left and right of the driving roller and the driven roller; when the packaged food is boxed, the packaging box is first placed at the rear of the two sets of conveying belts, so that the left and right parts at the lower end of the packaging box are in contact with the two sets of conveying belts respectively, then the motor is turned on, the motor drives the driving roller to rotate, and then the two sets of conveying belts drive the packaging box to move forward until the packaging box moves below the belt conveyor, the motor is turned off, the driving roller stops rotating, then the weighing mechanism is turned on, the weighing mechanism is in contact with the packaging box, then the belt conveyor continuously conveys the packaged food into the packaging box for boxing, and the packaging box is weighed by the weighing mechanism until the weight of the food in the packaging box reaches a specified value, so that the packaging box containing the food falls on the two sets of conveying belts again and is continuously conveyed forward, then the staff collects the packaging box containing the food at the front side of the two sets of conveying belts; the boxing of the food is facilitated.

[0007] Preferably, the weighing mechanism comprises a lifting mechanism and an electronic scale, the electronic scale is mounted on the bottom plate through the lifting mechanism, the lifting mechanism is used for lifting the electronic scale, the electronic scale is located between the two sets of conveying belts and below the left end of the belt conveyor; when the food is boxed, after the empty packaging box is conveyed to above the electronic scale through the two sets of conveying belts, the lifting mechanism is turned on, the electronic scale is lifted, the electronic scale lifts the empty packaging box on the two sets of conveying belts, so that the packaging box is out of contact with the conveying belts, then the food on the belt conveyor falls into the packaging box for boxing, the staff estimates the weight of the food in the packaging box according to the value on the electronic scale, and when the weight of the food in the packaging box reaches a specified value, the electronic scale is lowered, the packaging box containing the food is in contact with the two sets of conveying belts again, the packaging box is continuously moved forward by the two sets of conveying belts, and then the staff collects the packaging box containing the food; the boxing of the food is facilitated.

[0008] Preferably, the lifting mechanism comprises a hydraulic cylinder and a push rod, the hydraulic cylinder is fixedly installed on the bottom plate, the lower end of the push rod is connected with the output end of the hydraulic cylinder, and the electronic scale is fixedly installed on the upper end of the push rod; the electronic scale can be lifted by opening the hydraulic cylinder through the push rod; and the height of the electronic scale is conveniently adjusted.

[0009] Preferably, the packaging device further comprises a fixed plate, a plurality of guide rollers and a plurality of rotating shafts, the fixed plate is obliquely fixedly installed at the front end of the support, the rotating shafts are arranged on the guide rollers, and the rotating shafts are rotatably installed on the fixed plate; when the packaging boxes loaded with food are conveyed to the upper portions of the guide rollers through the two conveying belts, the packaging boxes can be slid on the guide rollers to the bottom plate by workers holding the packaging boxes; the packaging boxes are conveniently collected, and the convenience is improved.

[0010] Preferably, the packaging device further comprises a plurality of supporting rollers, the supporting rollers are rotatably installed on the support plate, and the middle portions of the two conveying belts are in contact with the supporting rollers; the stability of conveying the packaging boxes on the two conveying belts is improved through the supporting effect of the supporting rollers on the two conveying belts.

[0011] Compared with the prior art, the packaging device has the advantages that not only food can be packaged, but also the packaged food can be automatically packed into boxes, the device is convenient to use, the labor intensity is low, and the practicality is high. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 is a first axonometric structural schematic view of the packaging device;

[0013] Figure 2 is a second axonometric structural schematic view of the packaging device;

[0014] Figure 3 is a structural schematic view of the boxing mechanism;

[0015] Figure 4 is a structural schematic view of the weighing mechanism;

[0016] Figure 5 is a front view structural schematic view of the packaging device.

[0017] In the drawings, 1 is a bottom plate, 2 is a double-sided stretch packaging machine body, 3 is a belt conveyor, 4 is a support, 5 is a support plate, 6 is a driving roller, 7 is a driven roller, 8 is a motor, 9 is a conveying belt, 10 is an electronic scale, 11 is a hydraulic cylinder, 12 is a push rod, 13 is a fixed plate, 14 is a guide roller, 15 is a rotating shaft, 16 is a packaging box, and 17 is a supporting roller. DETAILED DESCRIPTION

[0018] For the purpose of facilitating the understanding of the present application, the present application will be described more fully below with reference to the accompanying drawings. The present application can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive. Embodiment 1

[0019] As Figures 1 to 5 The double-sided stretch packaging machine comprises a bottom plate 1, a double-sided stretch packaging machine body 2 and a boxing mechanism, the double-sided stretch packaging machine body 2 is fixedly installed on the bottom plate 1, a belt conveyor 3 is arranged on the double-sided stretch packaging machine body 2, the belt conveyor 3 is fixedly installed on the bottom plate 1, the boxing mechanism is fixedly installed on the bottom plate 1, the boxing mechanism is located below the output end of the belt conveyor 3, and the boxing mechanism has the function of automatic boxing; when the food is vacuum packaged, the food is first placed in the double-sided stretch packaging machine body 2, so that the packaging film in the double-sided stretch packaging machine body 2 is stretched to package the double-sided stretch packaging machine body 2, and the packaged food is conveyed to the left through the belt conveyor 3, and then the packaged food falls into the boxing mechanism through the left end of the belt conveyor 3 to be automatically boxed; the double-sided stretch packaging machine can not only package the food, but also automatically box the packaged food, which is convenient to use, low in labor intensity and high in practicality.

[0020] The boxing mechanism comprises a conveying mechanism and a weighing mechanism, the conveying mechanism has a conveying function, the weighing mechanism has a weighing function, and the conveying mechanism and the weighing mechanism are both installed on the bottom plate 1; when the packaged food is boxed, the empty packaging box 16 is placed on the conveying mechanism, so that the conveying mechanism conveys the empty packaging box 16 to the weighing mechanism, then the packaged food falls into the empty packaging box 16 through the belt conveyor 3, and at the same time, the weighing mechanism weighs the food in the packaging box 16, until the weight of the food in the packaging box 16 reaches the specified weight; the boxing of the packaged food is facilitated.

[0021] As Figure 1 And Figure 3The conveying mechanism comprises a support 4, a support plate 5, a driving roller 6, a driven roller 7, a motor 8 and two sets of conveying belts 9, the support plate 5 is fixedly installed on the upper end of the base plate 1 through the support 4, the driving roller 6 and the driven roller 7 are rotatably installed at the rear and front of the support plate 5 respectively, the motor 8 is fixedly installed on the support plate 5, the output end of the motor 8 is connected with the driving roller 6, the two sets of conveying belts 9 are all wrapped on the driving roller 6 and the driven roller 7, the two sets of conveying belts 9 are respectively located at the left and right sides of the driving roller 6 and the driven roller 7, and the weighing mechanism is located between the two sets of conveying belts 9; when the packaged food is boxed, first, the packaging box 16 is placed at the rear of the two sets of conveying belts 9, so that the left and right parts of the lower end of the packaging box 16 are in contact with the two sets of conveying belts 9 respectively, then the motor 8 is turned on, the motor 8 drives the driving roller 6 to rotate, and then the two sets of conveying belts 9 drive the packaging box 16 to move forward until the packaging box 16 moves to the lower side of the belt conveyor 3, the motor 8 is turned off, the driving roller 6 stops rotating, then the weighing mechanism is turned on, the weighing mechanism is in contact with the packaging box 16, then the belt conveyor 3 continuously conveys the packaged food into the packaging box 16 for boxing, and the packaging box 16 is weighed by the weighing mechanism until the weight of the food in the packaging box 16 reaches a specified value, so that the packaging box 16 containing the food falls on the two sets of conveying belts 9 again and is continuously conveyed forward, then the staff collects the packaging box 16 containing the food at the front side of the two sets of conveying belts 9, and the boxing of the food is facilitated.

[0022] As Figure 3 and Figure 4 The weighing mechanism comprises a lifting mechanism and an electronic scale 10, the electronic scale 10 is installed on the base plate 1 through the lifting mechanism, the lifting mechanism is used for lifting the electronic scale 10, the electronic scale 10 is located between the two sets of conveying belts 9, and the electronic scale 10 is located below the left end of the belt conveyor 3; when the food is boxed, after the empty packaging box 16 is conveyed to the upper side of the electronic scale 10 through the two sets of conveying belts 9, the lifting mechanism is turned on, the electronic scale 10 is lifted, the electronic scale 10 lifts the empty packaging box 16 on the two sets of conveying belts 9, and the packaging box 16 is out of contact with the conveying belts 9, then the food on the belt conveyor 3 falls into the packaging box 16 for boxing, the staff speculates the weight of the food in the packaging box 16 through the value on the electronic scale 10, until the weight of the food in the packaging box 16 reaches a specified value, the electronic scale 10 is lowered, the packaging box 16 containing the food is in contact with the two sets of conveying belts 9 again, the packaging box 16 is continuously moved forward through the two sets of conveying belts 9, then the staff collects the packaging box 16 containing the food, and the boxing of the food is facilitated.

[0023] As Figure 4The lifting mechanism comprises a hydraulic cylinder 11 and a push rod 12, the hydraulic cylinder 11 is fixedly installed on the bottom plate 1, the lower end of the push rod 12 is connected with the output end of the hydraulic cylinder 11, and the electronic scale 10 is fixedly installed on the upper end of the push rod 12; the electronic scale 10 can be lifted by opening the hydraulic cylinder 11 and through the push rod 12; and the height of the electronic scale 10 is conveniently adjusted.

[0024] As Figure 1 and Figure 2 The fixed plate 13 is obliquely fixedly installed at the front end of the support 4, the plurality of groups of guide rollers 14 are provided with rotating shafts 15, and the plurality of groups of rotating shafts 15 are rotatably installed on the fixed plate 13; through the above arrangement, when the packaging box 16 loaded with food is conveyed to the upper portions of the plurality of groups of guide rollers 14 through the two groups of conveying belts 9, the staff supports the packaging box 16, and the packaging box 16 can slide on the plurality of groups of guide rollers 14 to the bottom plate 1; the packaging box 16 is conveniently collected, and convenience is improved. Embodiment 2

[0025] On the basis of embodiment 1, a plurality of groups of supporting rollers 17 are additionally arranged, the plurality of groups of supporting rollers 17 are rotatably installed on the support plate 5, and the middle portions of the two groups of conveying belts 9 are respectively in contact with the plurality of groups of supporting rollers 17; through the supporting effect of the plurality of groups of supporting rollers 17 on the two groups of conveying belts 9, the stability of conveying the packaging box 16 on the two groups of conveying belts 9 is improved.

[0026] It should be further pointed out that the double-sided stretch packaging machine body 2 used in the case is a double-sided stretch packaging machine in the patent application No. 201520684874.3, and the person skilled in the art can install and operate according to the already disclosed specification; no creative labor is required.

[0027] The double-sided stretch packaging machine body 2, the belt conveyor 3, the electronic scale 10 and the hydraulic cylinder 11 of the double-sided stretch packaging machine are all purchased on the market, and the person skilled in the art only needs to install and operate according to the attached instruction manual, without the need for the person skilled in the art to pay creative labor.

[0028] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for the person skilled in the art, without departing from the technical principle of the utility model, a plurality of improvements and modifications can be made, and these improvements and modifications should also be regarded as the protection range of the utility model.

Claims

1. A double-sided stretch packaging machine, comprising a base plate (1) and a double-sided stretch packaging machine body (2), wherein the double-sided stretch packaging machine body (2) is fixedly mounted on the base plate (1), and a belt conveyor (3) is provided on the double-sided stretch packaging machine body (2), wherein the belt conveyor (3) is fixedly mounted on the base plate (1); characterized in that, It also includes a packing mechanism, which is fixedly installed on the base plate (1) and located below the output end of the belt conveyor (3). The packing mechanism has the function of automatic packing.

2. The double-sided stretch packaging machine as described in claim 1, characterized in that, The packing mechanism includes a conveying mechanism and a weighing mechanism. The conveying mechanism has a conveying function, and the weighing mechanism has a weighing function. Both the conveying mechanism and the weighing mechanism are installed on the base plate (1).

3. A double-sided stretch packaging machine as described in claim 2, characterized in that, The conveying mechanism includes a bracket (4), a support plate (5), a drive roller (6), a driven roller (7), a motor (8), and two sets of conveyor belts (9). The support plate (5) is fixedly installed on the upper end of the base plate (1) through the bracket (4). The drive roller (6) and the driven roller (7) are rotatably installed on the rear and front parts of the support plate (5), respectively. The motor (8) is fixedly installed on the support plate (5). The output end of the motor (8) is connected to the drive roller (6). The two sets of conveyor belts (9) are both wrapped around the drive roller (6) and the driven roller (7). The two sets of conveyor belts (9) are located on the left and right sides of the drive roller (6) and the driven roller (7), respectively. The weighing mechanism is located between the two sets of conveyor belts (9).

4. A double-sided stretch packaging machine as described in claim 3, characterized in that, The weighing mechanism includes a lifting mechanism and an electronic scale (10). The electronic scale (10) is installed on the base plate (1) through the lifting mechanism. The lifting mechanism is used to lift the electronic scale (10). The electronic scale (10) is located between two sets of conveyor belts (9) and below the left end of the belt conveyor (3).

5. A double-sided stretch packaging machine as described in claim 4, characterized in that, The lifting mechanism includes a hydraulic cylinder (11) and a push rod (12). The hydraulic cylinder (11) is fixedly installed on the base plate (1). The lower end of the push rod (12) is connected to the output end of the hydraulic cylinder (11). The electronic scale (10) is fixedly installed on the upper end of the push rod (12).

6. A double-sided stretch packaging machine as described in claim 3, characterized in that, It also includes a fixed plate (13), multiple sets of guide rollers (14) and multiple sets of rotating shafts (15). The fixed plate (13) is installed at an angle at the front end of the bracket (4). Each set of guide rollers (14) is equipped with a rotating shaft (15), and each set of rotating shafts (15) is rotatably installed on the fixed plate (13).

7. A double-sided stretch packaging machine as described in claim 3, characterized in that, It also includes multiple sets of support rollers (17), all of which are rotatably mounted on the support plate (5), and the middle part of the two sets of conveyor belts (9) respectively contacts the multiple sets of support rollers (17).

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