CN212580340U

CN212580340U - Low-dust bag opening station

Info

Publication number: CN212580340U
Application number: CN202021160778.6U
Authority: CN
Inventors: 罗金华; 李树新; 王朝进; 常青; 李敏; 杨兴业
Original assignee: Shandong Dongchen New Technology Co ltd
Current assignee: Shandong Dongchen New Technology Co ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-02-23
Anticipated expiration: 2030-06-19

Abstract

The utility model discloses a low dust bag opening station, including throwing the feed bin, it is equipped with the sieve in the feed bin to throw, the top of sieve is equipped with serrated knife, serrated knife's one end and the lateral wall sliding connection who throws the feed bin, serrated knife's the other end even has power unit, is equipped with the heater strip in the serrated knife, the heating temperature of heater strip is 30 ℃ -50 ℃, even has the dust extraction pipe on throwing the lateral wall of feed bin, the dust extraction pipe is located between serrated knife and the sieve, and the air intake department of dust extraction pipe is equipped with the filter screen. Bag breaking speed can be accelerated through reciprocating motion's serrated knife, can adsorb the dust that produces at broken bag in-process through heating serrated knife, set up simultaneously and take out the dirt pipe and can carry out the secondary and remove dust at the blanking in-process, the dust impurity in the material that significantly reduces, in long carbon nylon production, satisfied the requirement that the black spot rate is less than three ten thousandths, compare in prior art, this application has broken bag fast, the dust volume is little, the advantage that dust removal effect is good.

Description

Low-dust bag opening station

Technical Field

The utility model relates to an open bag technical field of standing specifically is a low dust opens bag and stands.

Background

The existing mature bag opener in the market at present conveys raw material bags into a bag opener through a climbing feeding machine, and the bag opener is provided with an upper spiral blade and a lower spiral blade at a bag inlet for bag cutting; the bag separation can reach 99%, but the piece is easily left over to the helical blade and when the bag separation, can't separate the piece.

In the production of long carbon nylon, need to open the bag blowing with the nylon resin who becomes the bag in moving to opening the bag station through the manipulator, present opening the bag station, the powder piece that produces at opening the bag in-process can be adulterated in the material, though the dust that produces because of broken bag is very few, but in long carbon nylon production, the black spot rate of material can not exceed three ten thousandths, and the processing demand can not be satisfied to present bag mode of opening.

SUMMERY OF THE UTILITY MODEL

The utility model discloses be exactly the above-mentioned not enough to prior art exists, the utility model provides a low dust bag opening station, serrated knife through reciprocating motion can accelerate broken bag speed, can adsorb the dust that produces at broken bag in-process through heating serrated knife, it can carry out the secondary at the blanking in-process to set up the dust extraction pipe simultaneously and remove dust, the dust impurity in the material that significantly reduces, in long carbon nylon production, it is less than three requirements of ten thousandths to have satisfied the black spot rate, compare in prior art, this application has broken bag fast, the dust volume is little, the advantage that dust removal effect is good.

In order to achieve the above object, the utility model provides a following technical scheme:

the low-dust bag opening station comprises a feeding bin, a sieve plate is arranged in the feeding bin, a serrated knife is arranged above the sieve plate, one end of the serrated knife is in sliding connection with the side wall of the feeding bin, the other end of the serrated knife is connected with a power mechanism, a heating wire is arranged in the serrated knife, the heating temperature of the heating wire is 30-50 ℃, a dust extraction pipe is connected onto the side wall of the feeding bin, the dust extraction pipe is arranged between the serrated knife and the sieve plate, and a filter screen is arranged at an air inlet of the dust extraction pipe.

Preferably, the upper end of the filter screen is provided with a support rod for supporting the serrated knife.

Preferably, the side wall of the feeding bin is provided with a sleeve, and one end of the serrated knife is provided with a connecting rod in sliding fit with the sleeve.

Preferably, power unit includes the motor, be equipped with the mounting panel on throwing the lateral wall of feed bin, the lower extreme at the mounting panel is fixed to the motor, even there is the swinging boom in the pivot of motor, the tip of swinging boom is equipped with the pushing wheel, the one end that the connecting rod was kept away from to the serrated knife is equipped with the push rod, and the push rod runs through the lateral wall and the sliding fit of throwing the feed bin, the upper end of push rod is equipped with the power rod, the power rod is located the outside of throwing the feed bin, and the upper end of power rod is equipped with and pushes away the.

Preferably, the side wall of the feeding bin is provided with a supporting plate, the upper end of the supporting plate is provided with a slide way, and the lower end of the push rod is provided with a roller matched with the slide way.

Preferably, the quantity of serrated knife is two, two serrated knife parallel arrangement, one side of push rod is equipped with the rack board, the outside of throwing the feed bin is located to the rack board, and the rack board of two serrated knives passes through drive gear and connects.

Preferably, a protective cover is sleeved outside the power mechanism.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a reciprocating motion's serrated knife can accelerate broken bag speed, can adsorb the dust that produces at broken bag in-process through heating serrated knife, set up simultaneously and take out the dirt pipe and can carry out the secondary and remove dust at the blanking in-process, the dust impurity in the material that significantly reduces, in long carbon nylon production, satisfied the black spot rate and be less than three ten thousandths requirement, compare in prior art, this application has broken bag fast, the dust volume is little, dust removal effect is good advantage.

2. The utility model discloses set up the sieve and can prevent that material bag gets into to throw the feed bin or other impurity fall into and throw the interior contaminated material of feed bin in broken bag, play the guard action, be convenient for clear up impurity.

3. The utility model discloses be equipped with the bracing piece that supports serrated knife in the upper end of filter screen, can improve serrated knife's holding power, avoid long-term use serrated knife to take place to damage the problem of deformation because of the atress.

4. The utility model discloses a power unit is simple, is convenient for make, has realized serrated knife's reciprocating motion through motor drive for broken bag speed has improved work efficiency.

5. The utility model discloses be equipped with the slide in the upper end of layer board, the lower extreme of push rod be equipped with slide complex gyro wheel, can play direction and supporting role to serrated knife's slip through the slide, improve reliability and the stability of using.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a top view of the present invention with the protective cover removed;

FIG. 3 is a schematic structural view of a serrated knife;

FIG. 4 is a cross-sectional view of a serrated knife;

fig. 5 is a partially enlarged schematic view of the present invention.

In the figure: 1-a feeding bin; 101-a sleeve; 102-a mounting plate; 103-a pallet; 104-a slide; 105-a transmission gear; 106-a power rod; 107-push wheels; 108-a rotating arm; 109-a motor; 110-a chute; 2-sieve plate; 3-a dust extraction pipe; 4-filtering with a filter screen; 5-a serrated knife; 501-connecting rod; 502-a pushrod; 503-rack plate; 504-a roller; 505-heating wires; 6-protective cover; 7-support bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in figure 1, a low-dust bag opening station comprises a feeding bin 1, a screen plate 2 is arranged in the feeding bin 1, the aperture of the screen plate 2 is 6mm, a serrated knife 5 is arranged above the screen plate 2, as shown in figures 2-3, a sleeve 101 is arranged on the side wall of the feeding bin 1, a connecting rod 501 in sliding fit with the sleeve 101 is arranged at one end of the serrated knife 5, a power mechanism is connected to the other end of the serrated knife 5, a protective cover 6 is sleeved outside the power mechanism for increasing the use safety, as shown in figure 4, a resistance type heating wire 505 is arranged in the serrated knife 5, the heating temperature of the heating wire 505 is 30-50 ℃, the temperature national tract damage materials are avoided, meanwhile, dust generated in the cutting process can be adsorbed, a dust extraction pipe 3 is connected to the side wall of the feeding bin 1, an external dust suction device of the dust extraction pipe 3 is arranged between the serrated knife 5 and the screen plate 2 and is used for absorbing, the air inlet of the dust exhaust pipe 3 is provided with a filter screen 4, and the aperture of the filter screen 4 is 0.1 mm.

In order to improve the supporting force of the serrated knife 5, a supporting rod 7 for supporting the serrated knife 5 is arranged at the upper end of the filter screen 4, the upper end of the supporting rod 7 is in sliding fit with the serrated knife 5,

as shown in fig. 5, the power mechanism includes a motor 109, a mounting plate 102 is disposed on a side wall of the charging bin 1, the motor 109 is fixed at a lower end of the mounting plate 102, a rotating arm 108 is connected to a rotating shaft of the motor 109, one end of the rotating arm 108 is fixedly connected to a rotating shaft of the motor 109, a push wheel 107 is disposed at the other end of the rotating arm 108, a push rod 502 is disposed at one end of the serrated knife 5 away from the connecting rod 501, the push rod 502 penetrates through the side wall of the charging bin 1 and is in sliding fit, a power rod 106 is disposed at an upper end of the push rod 502, the power rod 106 is perpendicular to the push rod 502, the power rod 106 is located outside the charging bin 1 and ensures that position interference with the side wall of the charging bin 1 does not occur in a moving process, a long-strip-shaped chute 110 matched with the push wheel 107 is disposed.

In order to improve the structural firmness, the supporting plate 103 is arranged on the side wall of the feeding bin 1, the slide way 104 is arranged at the upper end of the supporting plate 103, and the roller 504 matched with the slide way 104 is arranged at the lower end of the push rod 502, so that the guide and support effects on the sliding of the push rod 502 can be realized.

In order to improve the blanking speed and increase the number of bag breaking openings, the number of the serrated knives 5 is two, the two serrated knives 5 are arranged in parallel, one side of the push rod 502 is provided with a rack plate 503, the rack plate 503 is arranged outside the feeding bin 1, the rack plates 503 of the two serrated knives 5 are connected through the transmission gear 105, and when the blanking device is used, the two serrated knives 5 slide in a reciprocating and alternating manner.

During the use, the manipulator grabs the object-taking bag and moves to the upper end of serrated knife 5 and contacts serrated knife 5, motor 109 drives rotation arm 108 to rotate, push power rod 106 through push wheel 107 and then drive push rod 502 to slide and realize the reciprocating motion of serrated knife 5, the knife tip of serrated knife 5 pricks the object-taking bag and cuts open the rectangular mouth, in the cutting process, the serrated knife 5 that the dust that produces in the broken mouth department of object-taking bag can be heated adsorbs on the surface, then to the dust that is not adsorbed to take out through dust extraction pipe 3, avoid the black point rate of material to exceed standard, the material that falls from the hole site on sieve 2, sieve 2 can prevent object-taking bag or other impurity from getting into throwing feed bin 1, avoid material pollution.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A low-dust bag opening station is characterized in that: the feeding device comprises a feeding bin, a sieve plate is arranged in the feeding bin, a serrated knife is arranged above the sieve plate, one end of the serrated knife is connected with the side wall of the feeding bin in a sliding mode, the other end of the serrated knife is connected with a power mechanism, a heating wire is arranged in the serrated knife, the heating temperature of the heating wire is 30-50 ℃, a dust extraction pipe is connected onto the side wall of the feeding bin, the dust extraction pipe is arranged between the serrated knife and the sieve plate, and a filter screen is arranged at an air inlet of the dust extraction pipe.

2. A low dust bag opening station as defined in claim 1, wherein: the upper end of the filter screen is provided with a support rod for supporting the serrated knife.

3. A low dust bag opening station as defined in claim 1, wherein: the side wall of the feeding bin is provided with a sleeve, and one end of the serrated knife is provided with a connecting rod in sliding fit with the sleeve.

4. A low dust bag opening station as defined in claim 1, wherein: power unit includes the motor, be equipped with the mounting panel on throwing the lateral wall of feed bin, the lower extreme at the mounting panel is fixed to the motor, even there is the swinging boom in the pivot of motor, the tip of swinging boom is equipped with the push wheel, the one end that the connecting rod was kept away from to the serrated knife is equipped with the push rod, and the push rod runs through the lateral wall and the sliding fit of throwing the feed bin, the upper end of push rod is equipped with the power rod, the power rod is located the outside of throwing the feed bin, and the upper end of power rod is equipped with and pushes away.

5. A low dust bag opening station as defined in claim 4, wherein: the side wall of the feeding bin is provided with a supporting plate, the upper end of the supporting plate is provided with a slide way, and the lower end of the push rod is provided with a roller matched with the slide way.

6. A low dust bag opening station as defined in claim 5, wherein: the quantity of serrated knife is two, two serrated knife parallel arrangement, one side of push rod is equipped with the rack board, the outside of throwing the feed bin is located to the rack board, and the rack board of two serrated knife passes through drive gear and connects.

7. A low dust bag opening station as defined in claim 1, wherein: the power mechanism is sleeved with a protective cover.