CN216652646U - Absorbent core forming device - Google Patents

Abstract

The utility model discloses a water-absorbing core body forming device which comprises a water-absorbing material blanking assembly, a wood pulp grinder, a fluff collecting bin and a core body forming hub, wherein the water-absorbing material blanking assembly comprises a blanking hopper, a conveying hopper, a belt conveying mechanism, a blanking hopper and a high-pressure spray gun, the conveying hopper is connected with a discharge port of the blanking hopper, a gap connected with the discharge port of the conveying hopper is arranged on the side wall of the conveying hopper, a cover plate is movably arranged on the gap, the feeding end of the conveying belt is positioned below the discharge port of the conveying hopper, the discharge end of the conveying belt is positioned above a feeding port of the blanking hopper, the upper part of the high-pressure spray gun is connected with the discharge port of the blanking hopper, an inlet at one end of the fluff collecting bin is connected with the pulverizing discharge port of the wood pulp grinder, an outlet at the other end of the fluff collecting bin is covered on the core body forming hub, and the spraying end of the high-pressure spray gun passes through the fluff collecting bin and is arranged close to the core body forming hub. The water-absorbing material can be quickly and continuously sprayed into the fluff collecting bin and mixed in the crushed wood pulp fluff, and the mixture is sucked into the core body molding hub to form the cotton core.

Description

Absorbent core forming device

technical field

The utility model relates to the technical field of water absorbing core body manufacturing equipment, in particular to a water absorbing core body forming device.

Background technique

Sanitary products are composited from a variety of sanitary substrates, mainly to create an absorbent cotton core structure. The cotton core is composed of pulverized wood pulp mixed with water-absorbing materials. It is adsorbed and formed, and then the cotton core is released from the forming hub and transferred to the material surface through negative pressure difference or air blowing.

The existing feeding mechanism cannot conveniently control the conveying amount of the water-absorbing material, so that the polymer material cannot be uniformly sprayed on the core body, resulting in inconsistent distribution density of the cotton core.

Utility model content

In view of the above analysis, the water absorbent core forming device proposed by the present invention solves the deficiencies of the prior art.

The utility model is mainly realized through the following technical solutions:

The water-absorbing core forming device provided by the utility model comprises a water-absorbing material blanking component, a wood pulp pulverizer, a lint collecting bin and a core forming hub. The water-absorbing material blanking component includes a lowering hopper for containing water-absorbing materials, a conveying Hopper, belt conveying mechanism, feeding hopper and high-pressure spray gun, the feeding hopper is connected with the discharge port of the lower feeding hopper, the side wall of the feeding hopper is provided with a gap connected with it, and the gap is movably provided with a cover plate , the feed end of the conveyor belt of the belt conveyor mechanism is located below the discharge port of the hopper, the discharge end of the conveyor belt of the belt conveyor mechanism is located above the feed port of the hopper, and the top of the high-pressure spray gun The discharge port of the hopper is connected, the inlet of one end of the lint collecting bin is connected with the pulverizing discharge port of the wood pulp pulverizer, the outlet mouth of the other end of the lint collecting bin is set on the core forming hub, and the high-pressure spray gun The ejection end of the spool is set close to the core forming hub through the lint collecting bin.

Further, a conveying roller shaft is rotated in the conveying hopper, a roller sleeve is arranged on the conveying roller shaft, a plurality of grooves are arranged on the roller sleeve along the circumferential direction, and the roller sleeve is fitted to the inner wall of the conveying hopper and is arranged or Clearance fit.

Further, the cover plate is hinged on the feeding hopper, and is rotatably arranged relative to the notch of the feeding hopper.

Further, the cover plate is slidably installed on the feeding hopper so as to be slidably arranged relative to the notch of the feeding hopper.

Further, the lint collecting bin is provided with a filter plate, and the filter plate is located between the pulverization outlet and the spray end of the high-pressure spray gun.

Further, the blanking hopper is provided with a guard plate connected to the discharge port thereof, and the guard plate is located outside the discharge end of the conveyor belt of the belt conveying mechanism.

Further, an observation window is provided on the lower hopper.

Compared with the prior art, the beneficial effects of the technical solution of the present utility model are:

In the water-absorbing core forming device provided by the utility model, the water-absorbing material is transported to the belt conveying mechanism through the feeding hopper through the feeding hopper, and the movable cover plate controls the discharge range of the discharging port of the feeding hopper, so as to adjust the feeding of the water-absorbing material. The conveyor belt transfers a certain amount of water-absorbing material into the hopper, and is sprayed into the velvet collecting bin by the high-pressure spray gun, and the wood pulp pulverizer pulverizes the wood pulp into wood pulp fluff, realizing fast and continuous spraying of the water-absorbing material into the velvet collecting bin. and mixed into the comminuted wood pulp fluff, the mixture is drawn into the core forming hub to form a cotton core.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments. Obviously, the drawings in the following description are only some implementations of the present invention. For example, for those of ordinary skill in the art, other drawings can also be obtained based on these drawings without any creative effort.

1 is a schematic structural diagram of a water-absorbent core forming device provided by an embodiment of the present invention;

Fig. 2 is the cross-sectional schematic diagram in the hopper provided by the embodiment of the present invention;

FIG. 3 is a perspective view of a conveying roller shaft provided by an embodiment of the present invention.

The reference numbers are as follows:

1. Water-absorbing material blanking assembly, 11, lowering hopper, 11a, observation window, 12, conveying hopper, 121, cover plate, 13, belt conveying mechanism, 131, driving wheel, 132, driven wheel, 133, conveyor belt, 134, Servo motor, 135, drive chain, 14, hopper, 141, guard plate, 15, high pressure spray gun, 16, conveying roller, 17, roller sleeve, 17a, groove, 18, cover, 2, wood pulp mill , 2a, crushing discharge port, 3, lint collecting bin, 31, filter plate, 4, core forming hub, 41, shaft sleeve, 42, die wheel, 43, die ring, 44, cotton brush, 45, negative Pressure chamber, 46, clapboard, 5, frame, 6, support seat.

Detailed ways

In order for those skilled in the art to better understand the present invention and thus to more clearly define the scope of protection of the present invention, the present invention will be described in detail below with respect to some specific embodiments of the present invention. It should be noted that the following are only some specific embodiments of the concept of the present utility model, which are only a part of the embodiments of the present utility model, and the specific and direct description of the related structures is only for the convenience of understanding the present utility model. It does not naturally and directly limit the scope of implementation of the present invention. Routine selections and substitutions made by those skilled in the art under the guidance of the concept of the present invention should be regarded as within the scope of protection of the present invention.

The utility model will be further described below in conjunction with the accompanying drawings and specific embodiments.

Example 1

As shown in Figures 1-3, the utility model provides a water-absorbent core forming device, including a water-absorbent material blanking assembly 1, a wood pulp pulverizer 2, a fleece collection bin 3 and a core forming hub 4, a water-absorbent material blanking assembly 1 It includes a lowering hopper 11, a feeding hopper 12, a belt conveying mechanism 13, a feeding hopper 14 and a high-pressure spray gun 15 for containing water-absorbing materials. The feeding hopper 12 is connected to the discharge port of the lowering hopper 11. The gap connected to the discharge port is provided with a cover plate 121. The feeding end of the conveyor belt 133 of the belt conveyor mechanism 13 is located below the discharge port of the hopper 12. The conveyor belt 133 of the belt conveyor mechanism 13 discharges the material. The top of the high-pressure spray gun 15 is connected to the discharge port of the blanking hopper 14, and the inlet of one end of the lint collecting bin 3 is connected to the pulverizing discharge port 2a of the wood pulp pulverizer 2. The outlet mask at the other end of the bin 3 is arranged on the core forming hub 4 , and the spray end of the high pressure spray gun 15 passes through the lint collecting bin 3 and is set close to the core forming hub 4 . The widths of the lower parts of the lower hopper 11 , the feeding hopper 12 , and the lower part of the feeding hopper 14 are gradually narrowed from top to bottom, and the section of the feeding hopper 12 is a right-angled trapezoid. The high-pressure spray gun 15 can be connected to the discharge port of the blanking hopper 14, or can be arranged below it.

The water-absorbing material is transported to the belt conveying mechanism 13 through the feeding hopper 11 through the feeding hopper 12. The movable cover plate 121 controls the discharge range of the discharge port of the feeding hopper 12 to adjust the feeding flow rate of the water-absorbing material. The absorbent material is sent to the hopper 14, and sprayed into the velvet collecting bin 3 by the high-pressure spray gun 15. The wood pulp pulverizer 2 pulverizes the wood pulp into wood pulp fluff, so as to realize the rapid and continuous spraying of the water absorbing material into the velvet collecting bin 3. and mixed in the comminuted wood pulp fluff, the mixture is sucked into the core forming hub 4 to form a cotton core.

Specifically, the belt transmission mechanism 13 includes a driving pulley 131 and a driven pulley 132 respectively installed on the corresponding rotating shafts. The driving pulley 131 and the driven pulley 132 are connected through a transmission belt 133, and a driven gear is installed at the end of the rotating shaft corresponding to the driving pulley 131. , the water absorbing core forming device also includes a drive mechanism, the drive mechanism includes a servo motor 134, the output shaft of the servo motor 134 is provided with a driving gear, and the driving gear is connected to the driven gear on the driving wheel 131 through a transmission chain 135.

Preferably, it also includes a frame 5 . The frame 5 is provided with a support base 6 , the lowering hopper 11 is installed on the support base 6 , and the belt conveying mechanism 13 , the blanking hopper 14 and the high-pressure spray gun 15 are installed on the frame 5 .

Preferably, a cover body 18 is provided on the feeding port of the lower hopper 11 .

In this embodiment, the cover body 18 is detachably installed on the lower hopper 11 to facilitate opening or closing of the feeding port of the lower hopper 11 .

Among them, the core forming hub 4 includes a die wheel 42 rotatably arranged on the shaft sleeve 41 of the central rotating shaft. The die wheel 42 is provided with a cavity, and the die wheel 42 is rotated in the opposite direction with a die ring 43 on the die ring 43. Equipped with an equalizing brush 44 , a plurality of negative pressure chambers 45 are arranged on the die wheel 42 , and a baffle 46 is arranged in the lint collecting bin 3 to divide it into two spaces which are respectively communicated with the plurality of negative pressure chambers 45 . The wood pulp fluff enters from the inlet of the lint collecting bin 3. Under the suction of the negative pressure chamber 45, a part enters the bottom layer of the core body from the space on one side of the baffle 46, and the other part is absorbed by the polymer material sprayed from the high pressure spray gun 15. In the middle and upper layers of the core, under the action of the die ring 43 and the uniform cotton brush 44, the fibers of the plane layer are brushed. The structures of the die wheel 42 and the die ring 43 are conventional structures on the market.

Preferably, a conveying roller shaft 16 is rotated in the conveying hopper 12 , a roller sleeve 17 is arranged on the conveying roller shaft 16 , and a plurality of grooves 17 a are arranged on the roller sleeve 17 along the circumferential direction. Clearance fit.

By providing the groove 17a on the roller sleeve 17, a part of the polymer material is trapped at the contact point between the roller sleeve 17 and the inner wall of the feeding hopper 12 during the falling process, and the other part falls into the groove 17a, and the conveying roller shaft 16 is During the rotation process, the quantitative polymer material is evenly dropped onto the conveyor belt 133 at a set height and a set speed, so as to improve the conveying accuracy of the polymer material.

As one of the implementation manners, specifically, the cover plate 121 is hinged on the feeding hopper 12 to be rotatably arranged relative to the notch of the feeding hopper 12 .

By rotating the cover plate 121 up and down, the discharge flow rate of the discharge port of the hopper 12 can be adjusted.

As another implementation manner, specifically, the cover plate 121 is slidably installed on the feeding hopper 12 so as to be slidably arranged relative to the notch of the feeding hopper 12 .

By sliding the cover plate 121 up and down, the discharge flow rate of the discharge port of the hopper 12 is adjusted.

Preferably, the lint collecting bin 3 is provided with a filter plate 31 , and the filter plate 31 is located between the pulverizing outlet 2 a and the spray end of the high-pressure spray gun 15 .

By filtering the crushed wood pulp fluff, the wood pulp fluff is made more uniform and the cutting speed can be slowed down.

Preferably, the blanking hopper 14 is provided with a guard plate 141 connected to the discharge port thereof, and the guard plate 141 is located outside the discharge end of the conveyor belt 133 of the belt conveying mechanism 13 . By setting the guard plate 141, the polymer material at the discharge end of the conveyor belt 133 is prevented from falling out of the discharge port.

Preferably, the lower hopper 11 is provided with an observation window 11a. It is convenient to observe the remaining amount of macromolecule in the lower hopper 11 and replenish it in time.

The above are only the preferred embodiments of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions that belong to the idea of the present invention belong to the protection scope of the present invention. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims (7)

1. A water-absorbing core forming device, characterized in that: comprising a water-absorbing material blanking assembly (1), a wood pulp pulverizer (2), a lint collecting bin (3) and a core forming hub (4), the water-absorbing material The material feeding assembly (1) comprises a feeding hopper (11) for containing water-absorbing materials, a feeding hopper (12), a belt conveying mechanism (13), a feeding hopper (14) and a high-pressure spray gun (15). 12) Connected with the discharge port of the lower hopper (11), the side wall of the conveying hopper (12) is provided with a gap connected to the discharge port, and a cover plate (121) is movably provided on the gap, so The feed end of the conveyor belt (133) of the belt conveyor mechanism (13) is located below the discharge port of the hopper (12), and the discharge end of the conveyor belt (133) of the belt conveyor mechanism (13) is located at the drop hopper ( 14) above the feed port, the top of the high-pressure spray gun (15) is connected to the discharge port of the hopper (14), and the inlet of one end of the lint collecting bin (3) is connected to the outlet of the wood pulp mill (2). The pulverizing discharge port (2a) is connected, the other end outlet of the lint collecting bin (3) is set on the core forming hub (4), and the spray end of the high pressure spray gun (15) passes through the lint collecting bin (3). ) close to the core forming hub (4). 2. The water-absorbing core forming device according to claim 1, wherein a conveying roller shaft (16) is rotated in the conveying hopper (12), and a roller sleeve is provided on the conveying roller shaft (16). (17), the roller sleeve (17) is provided with a plurality of grooves (17a) along the circumferential direction, and the roller sleeve (17) is fitted with the inner wall of the conveying hopper (12) or gap fit. 3. The water absorbent core forming device according to claim 2, wherein the cover plate (121) is hinged on the feeding hopper (12), and is rotatably arranged relative to the notch of the feeding hopper (12). 4. The water absorbent core forming device according to claim 2, wherein the cover plate (121) is slidably installed on the hopper (12) to slide relative to the notch of the hopper (12). 5. The water absorbent core forming device according to claim 1 or 2, characterized in that: a filter plate (31) is provided in the lint collecting bin (3), and the filter plate (31) is located at the pulverizing discharge port (2a) and the spray end of the high pressure spray gun (15). 6. The water absorbent core forming device according to claim 1 or 2, characterized in that: the drop hopper (14) is provided with a guard plate (141) connected to its discharge port, and the guard plate (141) It is located outside the discharge end of the conveyor belt (133) of the belt conveyor mechanism (13). 7. The water-absorbent core forming device according to claim 1 or 2, wherein an observation window (11a) is provided on the lower hopper (11).

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