CN208392765U

CN208392765U - The bag pressing hook component of Bag Making Machine bag folding device

Info

Publication number: CN208392765U
Application number: CN201820809240.XU
Authority: CN
Inventors: 王根乐
Original assignee: 王根乐
Current assignee: Langfang Zhongfeng Machinery Technology Co., Ltd.
Priority date: 2017-08-03
Filing date: 2018-05-29
Publication date: 2019-01-18
Anticipated expiration: 2028-05-29

Abstract

A kind of bag pressing hook component of Bag Making Machine bag folding device, including trapezoidal preceding folded plate, its bottom edge is rotatably supported in the front of rack backwards and by preceding folded plate axis, the anterior angle folded sheet that can be folded up is respectively provided at two 45 ° of bevel edges of the trapezoidal preceding folded plate, it is characterized in that, the bag pressing hook that can be swung backward upwards is arranged below in the front center of the trapezoidal preceding folded plate, which is driven by hook driving device.The utility model has the advantages that: before carrying out second step folding, bag pressing hook is turned over upwards up to pushing down two belts of the polybag folded, is scattered when this being avoided to be in folding；Gap is set by being equipped in the middle part of the front of preceding folded plate, the position of bag pressing hook can be moved back, so that being pressed at nearby folded plate axis as far as possible after the reversion of bag pressing hook, the effect for preventing polybag from scattering is more preferable.

Description

The bag pressing hook component of Bag Making Machine bag folding device

Technical field

The utility model relates to a kind of bag pressing hook component of Bag Making Machine bag folding device, bag folding device is used for Bag Making Machine is raw The polybag fold produced carries out folding process, which, which is used to push down when second step folding, has folded Polybag first half.

Background technique

Process of blurting out is last procedure of plastic bag making machine, can be independently arranged in structure, is used for Bag Making Machine U-shaped mouth is gone out in one end of one polybag folded of preceding step process output, forms the polybag of vest type.The folding of polybag The first step be first by two belts of polybag to center position fold, then second step will be folded one end of two bands (accounting for about one third) is folded again at upwards, is finally folded up the one third of opposite side, and the part that opposite is folded is pressed Below.Existing bag folding device is when carrying out second step folding, the part (the preceding one third including two belts) that is folded It is easy to scatter, causes product to fold irregular, influence going on smoothly for subsequent packing work, reduce production efficiency.

Summary of the invention

The utility model is intended to provide a kind of bag pressing hook component of Bag Making Machine bag folding device, to solve prior art presence When carrying out second step folding, the part being folded is easy to scatter, cause product fold it is irregular, influence subsequent sacker The problem of going on smoothly, reduce production efficiency of work.

The technical solution of the utility model is: a kind of bag pressing hook component of Bag Making Machine bag folding device, including trapezoidal preceding folding Plate, bottom edge are rotatably supported in the front of rack backwards and by preceding folded plate axis, each at two bevel edges of the trapezoidal preceding folded plate The anterior angle folded sheet that can be folded up equipped with one, which is characterized in that below the front center of the trapezoidal preceding folded plate The bag pressing hook that can be swung backward upwards equipped with one, the bag pressing hook are driven by hook driving device.

The hook driving device includes rotation cylinder or motor.

It is connected with impression bar in the front of the trapezoidal preceding folded plate, length is suitable with the length of trapezoidal preceding folded plate, The anterior angle folded sheet is equipped with corresponding notch.

The position for controlling the bag pressing hook overturning opportunity is equipped between the preceding folded plate axis and rack to pass Sensor.

In the middle part of the front of the trapezoidal preceding folded plate be equipped with for bag pressing hook be flipped up by gap.

The utility model has the advantages that: before carrying out second step folding, bag pressing hook is turned over upwards until will Two belts of the polybag through folding are pushed down, and are scattered when this being avoided to be in folding；By being equipped in the middle part of the front of preceding folded plate Gap is set, the position of bag pressing hook can be moved back, so that being pressed at nearby folded plate axis as far as possible after the reversion of bag pressing hook, is prevented The effect that polybag scatters is more preferable.

Detailed description of the invention

Fig. 1 is the structural schematic diagram (the B-B cross-sectional view of Fig. 2) of the utility model first embodiment；

Fig. 2 is the top view of Fig. 1；

Fig. 3 is the structural schematic diagram (the A-A cross-sectional view of Fig. 4) of the utility model second embodiment；

Fig. 4 is the top view of Fig. 3；

Fig. 5 is that the utility model applies overall structure diagram (the C-C section view of Fig. 6 in the folding device of Bag Making Machine Figure)；

Fig. 6 is the top view of Fig. 5；

Fig. 7-Figure 15 is the course of work schematic diagram of Fig. 5 and bag folding device shown in fig. 6.

Description of symbols: 1, rack, 2, preceding folded plate axis, 3, two side plate driven in translation cylinders, 4, rear folded plate axis, 5, after Folded plate, 6, top board, 7, chain-drive mechanism, 8, transmission folder, 9, two side plates, 10, anterior angle folded sheet, 11, bag pressing hook, 12, Rotation cylinder, 13, rear folded plate driving device, 14, preceding folded plate driving device, 15, preceding folded plate, 151, gap, 16, impression bar, 17, Guide plate, 20, two side plate driving devices, 23, connecting rod, 24, anterior angle foldable cylinder, 26, top board driving cylinder, 27, n shape branch Frame, 28, plate driving cylinder, 29, plate, 30, swing component, 31, position sensor, A, polybag, A1, (polybag) mention Band.

Specific embodiment

Referring to Fig. 1 and Fig. 2, the first embodiment of the bag pressing hook component of a kind of Bag Making Machine bag folding device of the utility model, Including trapezoidal preceding folded plate 15, bottom edge is rotatably supported in the front of rack 1 backwards and by preceding folded plate axis 2, the folding before this is trapezoidal The anterior angle folded sheet 10 that can be folded up is respectively provided at two 45 ° of bevel edges of plate 15, which is characterized in that in the ladder The bag pressing hook 11 that can be swung backward upwards is arranged below in the front center of folded plate 15 before shape, and the bag pressing hook 11 is by curved Driving device 12 is hooked to drive.The hook driving device 12 includes rotation cylinder or motor.

Impression bar 16, the length phase of length and trapezoidal preceding folded plate are connected in the front of the trapezoidal preceding folded plate 15 When equipped with corresponding notch on the anterior angle folded sheet 10.

The position that opportunity is overturn for controlling the bag pressing hook 11 is equipped between the preceding folded plate axis 2 and rack 1 Sensor is set, which is made of swing component 30 and position sensor 31, folded plate axis 2 before swing component 30 is connected to.It should Position sensor is used to control the reset opportunity of bag pressing hook 11, and process control can also be used in the reset opportunity of bag pressing hook 11 (instead of the position sensor).

Referring to Fig. 3 and Fig. 4, the second embodiment of the utility model is a difference in that with a upper embodiment: described Be equipped in the middle part of the front of preceding folded plate 15 for bag pressing hook 11 be flipped up by gap 151, in this way can be by bag pressing hook 11 position moves back, so that the back for being located proximate to preceding folded plate axis 2 that bag pressing hook 11 is pushed down after overturning, avoids preceding folded plate backward Polybag scatters when folding, ensure that quality on folded.In addition be not both by the front of the anterior angle folded sheet 10 of a upper embodiment Remove, so that impression bar 16 is located at before anterior angle folded sheet 10.

The utility model applies the structure on entire bag folding device as shown in Figure 5 and Figure 6, two anterior angle folded sheets 10 Two 45 ° of bevel edges are located at before two 45 ° of bevel edges of trapezoidal preceding 15 front of folded plate；It is arranged behind the trapezoidal preceding folded plate 15 Folded plate 5 afterwards are arranged below two guide plates 17 between the trapezoidal preceding folded plate 15 and rear folded plate 5, stay between two guide plates 17 There is interval, is respectively provided with two side plates 9 that can be gone up and down of an opposite U-shaped of opening at the both ends of two guide plates；At two The top of guide plate 17 is equipped with the plate 29 that can be gone up and down；Top board 6 is equipped at the rear portion of rear folded plate 5 or top.The above structure (driving device including anterior angle folded sheet 10, trapezoidal preceding folded plate 15, rear folded plate 5, bag pressing hook 11, two side plates 9, plate 29) It is the prior art.

The course of work of above-mentioned bag folding device is described as follows (referring to Fig. 7-Figure 15):

1, the folded polybag A after the station of blurting out of Bag Making Machine will blurt out (in all attached drawings from left to right) is sent from front to back The upper surface of anterior angle folded sheet 10, preceding folded plate 15 and rear folded plate 5 to the utility model (as shown in double dot dash line in Fig. 7)；At this time Two side plates 9 be located on the outside of the both sides polybag A.

2, it is then moved down after two side plates 9 relative movement to the both sides polybag A top, the both sides of polybag A is pressed Firmly；Then top board 6 moves forward under the driving of top board driving cylinder 26, when reaching the top of polybag A, top board 6 is as shown in Figure 8 downwardly against polybag A().

3, two anterior angle folded sheets 10 are successively flipped up 180 °, respectively by two suspender belts (belt) of the front end polybag A A1 folds into middle part (as shown in Figure 9).

4, then bag pressing hook 11 is turned over about 170 ° upwards, in the front that polybag A is pushed down after the overturning of front end Between, that is, two suspender belts of the polybag A just folded are pushed down；Latter two right anterior angle folded sheet 10 is resetted respectively (as schemed Shown in 10).

5, then, top board 6 leaves polybag A reset (as shown in figure 11)；

6, preceding 15 front end of folded plate is flipped up 180 °, continues to fold back the front of current polybag A once upwards (grade second step folds, as shown in figure 12).Swing when preceding 15 front end of folded plate is flipped up about 150 °, on preceding folded plate axis 2 30 approximated position sensor 31 of part, the latter issue signal to the controller of complete machine, and controller controls bag pressing hook 11 and resets.It resets Opportunity be subject to bag pressing hook 11 do not stop before folded plate 15 folding).At this point, the impression bar 16 of 15 front end of folded plate exists before being located at An impression is extruded at rear 5 front of folded plate, is folded convenient for lower step.

7, after preceding folded plate 15 resets, rear 5 180 ° of upward collapsed forward of folded plate, by the rear portion of polybag A (along impression bar 16 The impression of extrusion, is shown in Figure 12) upwards collapsed forward it is primary；Then two side plates 9 leave polybag A's to rise after the movement of two sides Both sides.As shown in figure 13.

8, plate 29 declines, and when touching polybag A, the rear overturning of folded plate 5 resets, and plate 29 continues to move down, directly To by the bottom (referring to Figure 14 and Figure 15) of the transmission folder 8 on the top polybag A to lower section, the last U-bend folding of polybag A is completed (doubling).Then plate 29, which rises, resets, and chain-drive mechanism 7 drives transmission folder 8 to move backward one, makes next transmission folder 8 It is directed at the lower section (being controlled by the signal of position sensor, not shown) of two guide plates 17, waits plate 29 by next folding Good polybag A is pressed down.So far, a course of work is completed.

Claims

1. a kind of bag pressing hook component of Bag Making Machine bag folding device, including trapezoidal preceding folded plate, bottom edge backwards and passes through preceding folded plate Axis is rotatably supported in the front of rack, is respectively provided with the anterior angle that can be folded up at two bevel edges of the trapezoidal preceding folded plate Folded sheet, which is characterized in that being arranged below one in the front center of the trapezoidal preceding folded plate can swing backward upwards Bag pressing hook, the bag pressing hook are driven by hook driving device.

2. the bag pressing hook component of Bag Making Machine bag folding device according to claim 1, which is characterized in that the hook drives Dynamic device includes rotation cylinder or motor.

3. the bag pressing hook component of Bag Making Machine bag folding device according to claim 1, which is characterized in that described trapezoidal The front of preceding folded plate is connected with impression bar, and length is suitable with the length of trapezoidal preceding folded plate, sets on the anterior angle folded sheet There is corresponding notch.

4. the bag pressing hook component of Bag Making Machine bag folding device according to claim 1, which is characterized in that in the preceding folding The position sensor for controlling the bag pressing hook overturning opportunity is equipped between board shaft and rack.

5. the bag pressing hook component of Bag Making Machine bag folding device according to claim 1, which is characterized in that described trapezoidal Be equipped in the middle part of the front of preceding folded plate for bag pressing hook be flipped up by gap.