CN207956228U - A kind of soft bag open the bag device - Google Patents

Abstract

The utility model discloses a kind of soft bag open the bag devices, the utility model soft bag opens bag method and is cooperated by two pairs of clamp hands of bag body both sides, fold side is formed in bag wall by squeezing and being clamped in both sides, clamp hand stretches out bag wall by the way that fold side is clamped, and pulls open a bag body；It realizes and opens action of the bag to release without using completion in the case of any vacuum.This method can avoid having an adverse effect to laminar flow, and can improve open a bag success rate, energy consumption it is relatively low.

Description

A kind of soft bag open the bag device

Technical field

The utility model is related to infusion bag filling apparatus；Specially a kind of method and reality for opening infusion bag bag when filling Apply the device of this method.

Background technology

It needs to open the two panels bag wall of bag body before infusion bag is filling.As shown in Figure 1, being currently that bag is sucked by sucker Body reserves the both sides bag wall of unwelded position, and by being vacuumized on sucker, left side bag wall is sucked to reach left side vacuum cup 3 1；Right side bag wall 2 is sucked in right side vacuum cup, and two suckers are under the action of respective cylinder or electric cylinder, toward two laybacks to realize Open the effect of bag.It is then possible to filling into bag（Packing）Drug（Liquid, pulvis）, then carry out solder up.

Due to the use of sucker, needs to vacuumize in use, influence whether filling（Packing）The layer of key area Stream protection；In addition, since two membranes fit together completely, opens bag success and place one's entire reliance upon the vacuum degree of sucker.Work as suction The vacuum degree of disk is difficult to keep stablizing, and causes the success rate for once opening bag relatively low, causes production discontinuous, product qualification rate is low； In addition, sucker need to be equipped with independent vacuum pump, high energy consumption.

Utility model content

The purpose of this utility model be to provide it is a kind of can avoid having an adverse effect to laminar flow, and can improve open Bag success rate, the lower soft bag of energy consumption open a bag method；Specific technical solution is：

A kind of soft bag opens a bag method, includes the following steps：

1）First clamp hand and the second clamp hand are respectively positioned on the position far from bag body；First clamp hand is in release position with third clamp hand It sets；Second clamp hand and the 4th clamp hand are in releasing position；

2）First clamp hand, the second clamp hand, third clamp hand and the 4th clamp hand inwardly move, and bag body is clamped；

3）First clamp hand is moved toward one another with the third clamp hand；Second clamp hand is transported in opposite directions with the 4th clamp hand It is dynamic, fold side is formed in the left side bag wall of bag body and right side bag wall respectively；First clamp hand clamps left side bag wall with third clamp hand Fold side, the second clamp hand and the 4th clamp hand clamp the fold side of right side bag wall；

4）First clamp hand and the third clamp hand are synchronous simultaneously outward, and the fold side of clamping left side bag wall is to outward transport It is dynamic；Second clamp hand is synchronous simultaneously outward with the 4th clamp hand, and the fold side of clamping right side bag wall moves out；

5）First clamp hand vertically moves round about with the third clamp hand, the wrinkle of release left side bag wall Flanging；Second clamp hand vertically moves round about with the 4th clamp hand, the fold side of release right side bag wall；

6）First clamp hand, the second clamp hand, third clamp hand and the 4th clamp hand return to step 1）Position；Prepare next A cycle.

The invention also discloses a kind of soft bag open the bag devices, including four clamp hands；First clamp hand and the second clamp hand water Square to being oppositely arranged；Set up separately in the both sides of bag body；Third clamp hand is oppositely arranged with the 4th clamp hand horizontal direction；Set up separately described The both sides of bag body；First clamp hand is oppositely arranged with the third clamp hand vertical direction；There are gaps between two clamp hands；If Set the homonymy in bag body；Second clamp hand is oppositely arranged with the 4th clamp hand vertical direction；There are seams between two clamp hands Gap；Homonymy in bag body is set.

Further, the gap is more than 5mm.

Further, the clamp hand is driven by straight line executing mechanism.

Further, the straight line executing mechanism is driven to cylinder or electric cylinders.

The utility model soft bag opens bag method and is cooperated by two pairs of clamp hands of bag body both sides, by squeezing and being clamped in Fold side is formed in the bag wall of both sides, clamp hand stretches out bag wall by the way that fold side is clamped, and pulls open a bag body；It realizes not using and appoint What complete to open action of the bag to release in the case of vacuum.This method can avoid having an adverse effect to laminar flow, and energy It is enough to improve that open a bag success rate, energy consumption relatively low.

Description of the drawings

Fig. 1 is that soft bag opens a bag Method And Principle schematic diagram in the prior art；

Fig. 2 is that the utility model soft bag opens a bag Method And Principle schematic diagram；

Fig. 3 is that the utility model soft bag opens a bag Method And Principle schematic diagram；

Fig. 4 is that the utility model soft bag opens a bag Method And Principle schematic diagram；

Fig. 5 is that the utility model soft bag opens a bag Method And Principle schematic diagram；

Fig. 6 is that the utility model soft bag opens a bag Method And Principle schematic diagram.

In figure：1, left side bag wall；2, right side bag wall；3, left side vacuum cup；4, right side vacuum cup；5, the first clamp hand； 6, the second clamp hand；7, third clamp hand；8, the 4th clamp hand.

Specific implementation mode

The utility model is made a more thorough explanation below with embodiment.The utility model can be presented as it is a variety of not Same form, should not be construed as limited to the exemplary embodiments described herein.

The spatially relative terms such as "upper", "lower" " left side " " right side " can be used herein for ease of explanation, for saying Relationship of the elements or features relative to another elements or features shown in bright figure.It should be understood that in addition in figure Except the orientation shown, spatial terminology is intended to include the different direction of device in use or operation.For example, if in figure Device is squeezed, and is stated as being located at other elements or the element of feature "lower" will be located into other elements or feature "upper".Cause This, exemplary term "lower" can include both upper and lower orientation.Device can be positioned in other ways（It is rotated by 90 ° or is located at Other orientation）, can be interpreted accordingly used herein of the opposite explanation in space.

Open the bag device in embodiment includes four clamp hands.Wherein, the first clamp hand 5 is opposite with 6 horizontal direction of the second clamp hand Setting；Set up separately in the both sides of bag body；Third clamp hand 7 is oppositely arranged with 8 horizontal direction of the 4th clamp hand；Set up separately in the both sides of bag body. First clamp hand 5 is oppositely arranged with 7 vertical direction of third clamp hand；There are gaps between two clamp hands；Homonymy in bag body is set；The Two clamp hands 6 are oppositely arranged with 8 vertical direction of the 4th clamp hand；There are gaps between two clamp hands；Homonymy in bag body is set.Clamp hand It can be driven by cylinder, electric cylinders isoline executing agency.

In order to improve frictional force, can also the higher material of friction coefficient be set in the face that clamp hand is contacted with bag body；Such as rubber Glue.Salient point or convex stupefied raising friction coefficient can also be set on the face that clamp hand is contacted with bag body.

When work, open the bag device carries out out bag using following steps and operates：

1）As shown in Fig. 2, the first clamp hand 5 and the second clamp hand 6 are respectively positioned on the position far from bag body；First clamp hand 5 and third Clamp hand 7 is in releasing position, and distance is more than 5mm；Second clamp hand 6 and the 4th clamp hand 8 are in releasing position, and distance is more than 5mm；

2）As shown in figure 3, the inwardly movement of the first clamp hand 5, the second clamp hand 6, third clamp hand 7 and the 4th clamp hand 8, by bag body It clamps；

3）As shown in figure 4, the first clamp hand 5 is moved toward one another with third clamp hand 7；Second clamp hand 6 and the 4th clamp hand 8 are transported in opposite directions It is dynamic, fold side is formed in the left side bag wall 1 of bag body and right side bag wall 2 respectively；First clamp hand 5 clamps left side with third clamp hand 7 The fold side of bag wall 1, the second clamp hand 6 and the 4th clamp hand 8 clamp the fold side of right side bag wall 2；

4）As shown in figure 5, the first clamp hand 5 and third clamp hand 7 are synchronous simultaneously outward, the fold side of clamping left side bag wall 1 to Outer movement；Second clamp hand 6 is synchronous simultaneously outward with the 4th clamp hand 8, and the fold side of clamping right side bag wall 2 moves out；

5）As shown in fig. 6, the first clamp hand 5 vertically moves round about with third clamp hand 7, release left side bag wall 1 fold side；Second clamp hand 6 vertically moves round about with the 4th clamp hand 8, the fold side of release right side bag wall 2；

6）First clamp hand 5, the second clamp hand 6, third clamp hand 7 and the 4th clamp hand 8 return to step 1）Position；Prepare next A cycle.

The position of clamp hand clamping should keep rational distance with the edge sealing of bag body.Step 4）Filling can be proceeded by after the completion Pretend industry；Sack after the completion of filling carries out step 6）.

Open the bag device in the present embodiment may be implemented to open bag without using completion in the case of any vacuum with a bag method of opening To the action of release.Due to not using vacuum cup, eliminates sucker and open bag in the process to the adverse effect of laminar flow；It reduces simultaneously Energy consumption.

Above-mentioned example is only intended to illustrate the utility model, and in addition to this, also there are many different embodiments, and these Embodiment be all those skilled in the art after comprehension the utility model thought it is also envisioned that therefore, no longer arrange one by one herein It lifts.

Claims (4)

1. a kind of soft bag open the bag device, which is characterized in that including four clamp hands；First clamp hand is opposite with the second clamp hand horizontal direction Setting；Set up separately in the both sides of bag body；Third clamp hand is oppositely arranged with the 4th clamp hand horizontal direction；Set up separately the two of the bag body Side；First clamp hand is oppositely arranged with the third clamp hand vertical direction；There are gaps between two clamp hands；It is arranged in bag body Homonymy；Second clamp hand is oppositely arranged with the 4th clamp hand vertical direction；There are gaps between two clamp hands；Setting exists The homonymy of bag body.

2. soft bag open the bag device as described in claim 1, which is characterized in that the gap is more than 5mm.

3. soft bag open the bag device as described in claim 1, which is characterized in that the clamp hand is driven by straight line executing mechanism.

4. soft bag open the bag device as claimed in claim 3, which is characterized in that the straight line executing mechanism is driven to cylinder or electricity Cylinder.