CN220616343U - Full-automatic case packer - Google Patents

Abstract

The utility model relates to the technical field of case filling machines and discloses a full-automatic case filling machine, which comprises a main machine body, wherein a grabbing conveying line and a case filling chain plate line are arranged in the main machine body, the main machine body comprises a main body frame, a moving mechanism is arranged on the upper side of the main body frame, the outer side of the moving mechanism is connected with a grabbing mechanism in a sliding mode, the grabbing conveying line comprises a conveying main body, a plurality of lane plates are arranged on the upper end face of the conveying main body through an adjusting seat, a pressing main body is arranged at one end of the conveying main body, the case filling chain plate line comprises a chain plate main body, a case supporting device is arranged on the upper side of the chain plate main body, and a plurality of paperboard adjusting plates are arranged on the inner side of the case supporting device. According to the utility model, full-automatic operation from bottle taking to boxing can be realized, the working efficiency is higher, the boxing speed is high, the packaging box and the packaging bottles with various different specifications can be adapted, the application range is wide, and the practicability is strong.

Description

Full-automatic case packer

Technical Field

The utility model relates to the technical field of box filling machines, in particular to a full-automatic box filling machine.

Background

The box filling machine is a machine device for automatic packaging and boxing, and has the advantages of improving packaging efficiency, reducing manual operation, reducing packaging cost, ensuring packaging quality and consistency and the like. It is widely used in the packaging field of various industries, such as food, pharmacy, electronics, daily necessities, etc.

The case packer in different industries and application fields needs to have different characteristics and functions, for example, in large-scale production, when a plurality of packing bottles are required to be packed simultaneously, the packing speed is faster and better, but most of the existing packing machines are single-bottle sequential packing or single-row packing, the efficiency is not easy to meet the requirement of large-scale production, and meanwhile, the existing packing bottle grabbing mode is carried out through a screw rod sliding rail, and the moving speed is slower. Accordingly, a fully automatic case packer is provided by those skilled in the art to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a full-automatic boxing machine which can realize full-automatic operation from bottle taking to boxing, has higher working efficiency and high boxing speed, can be suitable for packaging cartons and packaging bottles with various different specifications, and has wide application range and strong practicability.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the full-automatic box filling machine comprises a main machine body, wherein a grabbing conveying line and a box filling chain plate line are arranged in the main machine body, the main machine body comprises a main body frame, a moving mechanism is arranged on the upper side of the main body frame, and a grabbing mechanism is connected to the outer side of the moving mechanism in a sliding manner;

the main body frame comprises a rack, a first linear guide rail is fixedly arranged above the rack, a transverse diagonal rack is fixedly arranged on the inner side of the first linear guide rail, the moving mechanism comprises a driving plate, bevel gears driven by a moving motor are arranged on the front side and the rear side of the driving plate, lubricating felts are rotationally connected to the two sides of the driving plate, the grabbing mechanism comprises a lifting frame, the lifting frame is in sliding connection with the driving plate through a sliding frame, a vertical diagonal rack is fixedly arranged on one side of the lifting frame, and the two lubricating felts are respectively contacted with the transverse diagonal rack and the vertical diagonal rack;

the grabbing conveying line comprises a conveying main body, wherein a plurality of lane dividing plates are arranged on the upper end face of the conveying main body through an adjusting seat, a chain plate is arranged on the inner side of the conveying main body, a pressing main body is arranged at one end of the conveying main body, bottle pouring detection is arranged on the rear side of the pressing main body, the boxing chain plate line comprises a chain plate main body, a box supporting device is arranged on the upper side of the chain plate main body, and a plurality of paperboard adjusting plates are arranged on the inner side of the box supporting device;

through above-mentioned technical scheme, snatch transfer chain, vanning link joint line, moving mechanism, snatch the mechanism through setting up for this automatic vanning machine can be realized having to get the bottle to the full automatization operation of vanning, work efficiency is higher, and once the vanning can snatch a plurality of packaging bottles simultaneously, need not single packaging bottle vanning in proper order, and the speed of vanning is faster.

Further, the lower end of the lifting frame is fixedly connected with a cross beam, the lower part of the cross beam is slidably connected with a plurality of bottom plates through connecting blocks, the lower end of the bottom plate is fixedly connected with a plurality of bottle separating adjusting plates, the inner sides of the bottle separating adjusting plates are provided with a plurality of bottle grabbing devices, the upper side of the bottom plates is provided with a flow divider, and a bottle separating cylinder is arranged above the cross beam;

through above-mentioned technical scheme, through the shunt effect bottle ware of grabbing, inhale the bottle, then upwards move from top to bottom snatch the mechanism, rethread high-power servo moving motor removes the vanning position, separates the bottom plate through dividing the bottle cylinder, falls again in the vanning.

Further, a drag chain is arranged on the outer side of the lifting frame, and a positioning connecting block is fixedly arranged on one side of the lifting frame;

further, two sides of the conveying main body are both connected with sliding blocks in a sliding manner through guide pipes, a plurality of in-place detection devices are arranged between the two sliding blocks, the in-place detection devices are arranged between a plurality of lane plates in a staggered manner, two sides of the conveying main body are both connected with pressure release cylinders through adjusting blocks, and the extending ends of the pressure release cylinders are fixedly connected with the sliding blocks;

through above-mentioned technical scheme, the detection that targets in place adopts correlation photoelectric, has both improved the sensitivity that detects and conveniently adjusted again, runs into the bottle of equidimension, and the adjusting block of setting can be adjusted from beginning to end, can be applicable to multiple bottle type, and application scope is wide, and the bottle of falling that sets up detects, and the bottle of falling detects can be through photoelectric detection when the bottle has to empty.

Further, a conveying motor is fixedly arranged on one side of the conveying main body, the lower end of the pressing main body is fixedly connected with a pressing cylinder, and the lower end of the pressing cylinder is fixedly connected with a pressing plate;

through above-mentioned technical scheme, the bottle on the place ahead conveying line divide into one by one and drive the link joint through conveying motor and carry to the detection department that targets in place, then the cylinder that pushes down drives the holding down plate and push down the bottle behind, drives the slider through the pressure release cylinder and separates bottle and the place ahead, waits to snatch the mechanism and snatch.

Further, a plurality of chain wheels are rotatably arranged on the inner side of the chain plate main body, a boxing motor is arranged on the outer side of the chain plate main body, a plurality of blocking air cylinders are arranged on the inner side of the chain plate main body, lifting air cylinders are fixedly arranged on two sides of the chain plate main body, the extending ends of the lifting air cylinders are fixedly connected with a box supporting device, guide shafts are fixedly connected on two sides of the box supporting device, and the guide shafts are in sliding sleeve joint with the chain plate main body;

through above-mentioned technical scheme, drive sprocket rotation through vanning motor, transport the packing box to the each position of propping the case ware, prop open the packing box through the carton regulating plate.

Further, one bevel gear is in meshed connection with the transverse bevel gear, the other bevel gear is in meshed connection with the vertical bevel gear, and a limit travel switch is fixedly arranged on one side of the driving plate;

through above-mentioned technical scheme, drive horizontal rack and vertical rack motion through two helical gear drive, adopt the helical gear meshing, vanning speed is fast and the helical tooth contact surface is many moreover, is difficult to take off the tooth, and the reliability is strong.

Further, an operation display screen and a tri-color lamp are fixedly arranged on the upper side of the stand respectively, and a toughened glass door is rotatably connected to one side of the stand;

through the technical scheme, the operation display screen is designed to be convenient to operate, operation steps can be visually displayed, and the working state of the box filling machine is observed by adopting the toughened glass door at a glance.

The utility model has the following beneficial effects:

1. according to the full-automatic boxing machine, through the grabbing conveying line, the boxing chain plate line, the moving mechanism and the grabbing mechanism, full-automatic operation from bottle taking to boxing can be realized, the working efficiency is higher, a plurality of packaging bottles can be grabbed at one time, single packaging bottles are not needed to be boxed in sequence, the boxing speed is higher, the bevel gears and the bevel racks are adopted for transmission, the boxing speed is high, the bevel teeth contact surfaces are more, tooth disengagement is difficult, the reliability is high, the lubricating felt is arranged, the contact surfaces of the gear and the rack are kept lubricated, the movement is smooth, and the abrasion is small.

2. The full-automatic box filling machine provided by the utility model adopts the bottle separating adjusting plate, the size of bottles can be adjusted and used, the full-automatic box filling machine can be suitable for various bottle types, the lifting cylinder is designed to jack up the box supporting device, and the size of the box is adjusted through the box adjusting plate, so that the full-automatic box filling machine is suitable for various packaging boxes with different specifications, and the full-automatic box filling machine is wide in application range and high in practicability.

Drawings

Fig. 1 is a perspective view of a full-automatic box filling machine according to the present utility model;

fig. 2 is a second perspective view of a fully automatic box filler according to the present utility model;

fig. 3 is a schematic structural view of a full-automatic box filler frame according to the present utility model;

fig. 4 is a schematic structural view of a moving mechanism of a full-automatic box filling machine according to the present utility model;

fig. 5 is a schematic structural view of a gripping mechanism of a full-automatic box filling machine according to the present utility model;

FIG. 6 is an enlarged view of FIG. 2 at A;

fig. 7 is a schematic structural diagram of a grabbing conveying line of a full-automatic box filling machine provided by the utility model;

fig. 8 is a schematic structural view of a full-automatic boxing chain plate line of the boxing machine.

Legend description:

1. a main body; 2. grabbing a conveying line; 3. a boxing chain plate line; 1-1, a main body frame; 1-2, a moving mechanism; 1-3, a grabbing mechanism; 1-1-1, a frame; 1-1-2, operating a display screen; 1-1-3, three-color lamp; 1-1-4, toughened glass door; 1-1-5, a first linear guide rail; 1-1-6, a transverse helical rack; 1-2-1, an active plate; 1-2-2, a mobile motor; 1-2-3 parts of lubricating felt; 1-2-4, bevel gears; 1-2-5, limit travel switch; 1-2-6, a sliding frame; 1-3-1, lifting frame; 1-3-2, positioning connecting blocks; 1-3-3, drag chain; 1-3-4, a bottle separating cylinder; 1-3-5, connecting blocks; 1-3-6, a bottle gripper; 1-3-7, bottle separating plates; 1-3-8, vertical diagonal racks; 1-3-9, split blocks; 1-3-10, a bottle separating adjusting plate; 1-3-11 parts of a bottom plate; 1-3-12, a cross beam; 2-1, a conveying main body; 2-2, pressing down the main body; 2-3, pressing down the cylinder; 2-4, a lower pressing plate; 2-5, bottle pouring detection; 2-6, adjusting the seat; 2-7, a conveying motor; 2-8, chain plate; 2-9, in-place detection; 2-10, sliding blocks; 2-11, a pressure release cylinder; 2-12, adjusting blocks; 2-13, a guide rod; 2-14, a lane board; 3-1, a chain plate main body; 3-2, boxing the motor; 3-3, chain wheel; 3-4, blocking the air cylinder; 3-5, lifting air cylinders; 3-6, a guide shaft; 3-7, a box supporting device; 3-8, a carton regulating plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-8, one embodiment provided by the present utility model is: the utility model provides a full-automatic case packer, includes host computer body 1, and the inside of host computer body 1 is provided with snatchs transfer chain 2 and vanning link joint line 3, and host computer body 1 includes main body frame 1-1, and the upside of main body frame 1-1 is provided with moving mechanism 1-2, and moving mechanism 1-2's outside sliding connection has snatchs mechanism 1-3.

The main body frame 1-1 comprises a frame 1-1-1, a linear guide rail 1-1-5 is fixedly arranged above the frame 1-1-1, a transverse inclined rack 1-1-6 is fixedly arranged on the inner side of the linear guide rail 1-1-5, the moving mechanism 1-2 comprises a driving plate 1-2-1, bevel gears 1-2-4 driven by a moving motor 1-2-2 are respectively arranged on the front side and the rear side of the driving plate 1-2-1, lubricating felts 1-2-3 are respectively and rotatably connected on the two sides of the driving plate 1-2-1, butter is smeared on the lubricating felt wheels 1-2-3, the bevel gears 1-2-4 and the racks can be lubricated, the long-time running stability is ensured, the grabbing mechanism 1-3 comprises a lifting frame 1-3-1, the lifting frame 1-3-1 is in sliding connection with the driving plate 1-2-1 through a sliding frame 1-2-6, a vertical inclined rack 1-3-8 is fixedly arranged on one side of the lifting frame 1-3-1, and the two lubricating felts 1-2-3 are respectively contacted with the transverse inclined rack 1-6-3.

The grabbing conveying line 2 comprises a conveying main body 2-1, wherein a plurality of lane dividing plates 2-14 are arranged on the upper end face of the conveying main body 2-1 through an adjusting seat 2-6, a chain plate 2-8 is arranged on the inner side of the conveying main body 2-1, a pressing main body 2-2 is arranged at one end of the conveying main body 2-1, a bottle pouring detection 2-5 is arranged on the rear side of the pressing main body 2-2, a boxing chain plate line 3 comprises a chain plate main body 3-1, a box supporting device 3-7 is arranged on the upper side of the chain plate main body 3-1, and a plurality of paperboard adjusting plates 3-8 are arranged on the inner side of the box supporting device 3-7.

The lower end of the lifting frame 1-3-1 is fixedly connected with a cross beam 1-3-12, the lower part of the cross beam 1-3-12 is connected with a plurality of bottom plates 1-3-11 in a sliding manner through a connecting block 1-3-5, the lower end of the bottom plates 1-3-11 is fixedly connected with a plurality of bottle dividing adjusting plates 1-3-10, the inner sides of the bottle dividing adjusting plates 1-3-10 are provided with a plurality of bottle grabbing devices 1-3-6, the upper side of the bottom plates 1-3-11 is provided with a flow divider 1-3-9, bottle dividing cylinders 1-3-4 are arranged above the cross beam 1-3-12, the bottle grabbing devices 1-3-6 are used for sucking bottles through the flow divider 1-3-9, then the upper and lower grabbing mechanisms 1-3 move upwards, the bottom plates 1-3-11 are separated through a high-power servo moving motor 1-2-2 to a box loading position, and then the bottom plates 1-3-11 are separated through the bottle dividing cylinders 1-3-4 and fall into boxes.

The outer side of the lifting frame 1-3-1 is provided with a drag chain 1-3-3, and one side of the lifting frame 1-3-1 is fixedly provided with a positioning connecting block 1-3-2.

The two sides of the conveying main body 2-1 are connected with the sliding blocks 2-10 in a sliding manner through the guide pipes 2-13, a plurality of in-place detection 2-9 are arranged between the two sliding blocks 2-10, the in-place detection 2-9 is arranged between the plurality of lane plates 2-14 in a staggered manner, the two sides of the conveying main body 2-1 are connected with the pressure release cylinder 2-11 through the adjusting blocks 2-12, the extending end of the pressure release cylinder 2-11 is fixedly connected with the sliding blocks 2-10, the in-place detection 2-9 adopts opposite photoelectric, the detection sensitivity is improved, the detection is convenient to adjust, bottles with different sizes are encountered, the arranged adjusting blocks 2-12 can be adjusted front and back, the bottle type detection device is applicable to various bottle types, the application range is wide, the bottle pouring detection 2-5 can be detected through photoelectric detection when the bottles are toppled.

One side of the conveying main body 2-1 is fixedly provided with a conveying motor 2-7, the lower end of the pressing main body 2-2 is fixedly connected with a pressing cylinder 2-3, the lower end of the pressing cylinder 2-3 is fixedly connected with a pressing plate 2-4, bottles on a front conveying line are divided into a row and are conveyed to a position where 2-9 is detected by driving a chain plate 2-8 through the conveying motor 2-7, then the pressing cylinder 2-3 drives the pressing plate 2-4 to press the following bottles, and a sliding block 2-10 is driven to separate the bottles from the front through a pressure relief cylinder 2-11 to wait for the grabbing of the grabbing mechanism 1-3.

The inner side of the chain plate main body 3-1 is rotatably provided with a plurality of chain wheels 3-3, the outer side of the chain plate main body 3-1 is provided with a boxing motor 3-2, the inner side of the chain plate main body 3-1 is provided with a plurality of blocking air cylinders 3-4, both sides of the chain plate main body 3-1 are fixedly provided with lifting air cylinders 3-5, the extending ends of the lifting air cylinders 3-5 are fixedly connected with box supporting devices 3-7, both sides of the box supporting devices 3-7 are fixedly connected with guide shafts 3-6, the guide shafts 3-6 are in sliding sleeve joint with the chain plate main body 3-1, the boxing motor 3-2 drives the chain wheels 3-3 to rotate, and a packing box is conveyed to each position of the box supporting devices 3-7 and is supported by the carton adjusting plates 3-8.

One helical gear 1-2-4 is connected with the transverse helical rack 1-1-6 in a meshed manner, the other helical gear 1-2-4 is connected with the vertical helical rack 1-3-8 in a meshed manner, one side of the driving plate 1-2-1 is fixedly provided with a limit travel switch 1-2-5, the transverse helical rack 1-1-6 and the vertical helical rack 1-3-8 are driven to move through the transmission of the two helical gears 1-2-4, and the helical gear meshing is adopted, so that the boxing speed is high, the contact surface of the helical gears is large, tooth detachment is difficult, and the reliability is high.

The upper side of the frame 1-1-1 is fixedly provided with an operation display screen 1-1-2 and a tri-color lamp 1-1-3 respectively, one side of the frame 1-1 is rotatably connected with a toughened glass door 1-1-4, the operation display screen 1-1-2 is designed to be convenient to operate, operation steps can be visually displayed, and the working state of the boxing machine is observed by adopting the toughened glass door 1-1-4 at a glance.

Working principle: when in use, bottles on a front conveying line are divided into a row, a conveying motor 2-7 drives a chain plate 2-8 to be conveyed to a position to be detected 2-9, then a pressing cylinder 2-3 drives a pressing plate 2-4 to press a rear bottle, a pressure release cylinder 2-11 drives a sliding block 2-10 to separate the bottle from the front bottle, a grabbing mechanism 1-3 is waited to grab, a moving motor 1-2 drives two bevel gears 1-2-3 to rotate, a transverse bevel gear 1-1-6 drives the grabbing mechanism 1-3 to transversely move, a vertical bevel gear 1-3-8 drives a lifting frame 1-3-1 to lift, the bottle gripper 1-3-6 is acted by the diverter 1-3-9 to suck bottles, then the upper and lower grabbing mechanisms 1-3 move upwards, the boxing motor 3-2 drives the chain wheel 3-3 to sequentially convey the cartons to all positions of the box supporting device 3-7, after the cartons are blocked in place by 3-4, the cartons are supported by the lifting cylinder 3-5 along the guide shaft 3-6 and the box supporting device 3-7, then the cartons are moved to the boxing position by the high-power servo moving motor 1-2, the bottom plate 1-3-11 is separated by the bottle separating cylinder 1-3-4, and then the cartons fall into boxes, so that boxing is completed.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (8)

1. The utility model provides a full-automatic case packer, includes host computer body (1), its characterized in that: the automatic grabbing device is characterized in that a grabbing conveying line (2) and a boxing chain plate line (3) are arranged in the main machine body (1), the main machine body (1) comprises a main body frame (1-1), a moving mechanism (1-2) is arranged on the upper side of the main body frame (1-1), and the grabbing mechanism (1-3) is connected to the outer side of the moving mechanism (1-2) in a sliding mode;

the main body frame (1-1) comprises a rack (1-1-1), a linear guide rail I (1-1-5) is fixedly arranged above the rack (1-1-1), a transverse inclined rack (1-1-6) is fixedly arranged on the inner side of the linear guide rail I (1-1-5), the moving mechanism (1-2) comprises a driving plate (1-2-1), bevel gears (1-2-4) driven by a moving motor (1-2-2) are respectively arranged on the front side and the rear side of the driving plate (1-2-1), lubricating felts (1-2-3) are respectively and rotatably connected on the two sides of the driving plate (1-2-1), the grabbing mechanism (1-3) comprises a lifting frame (1-3-1), the lifting frame (1-3-1) is in sliding connection with the driving plate (1-2-1) through a sliding frame (1-2-6), a vertical inclined rack (1-3-8) is fixedly arranged on one side of the lifting frame (1-3-1), the two lubricating felts (1-2-3) are respectively contacted with the transverse diagonal racks (1-1-6) and the vertical diagonal racks (1-3-8);

snatch transfer chain (2) including carrying main part (2-1), the up end of carrying main part (2-1) is provided with a plurality of lane boards (2-14) through adjusting seat (2-6), it is provided with link joint (2-8) to carry the inboard of main part (2-1), the one end of carrying main part (2-1) is provided with pushes down main part (2-2), the rear side of pushing down main part (2-2) is provided with and falls bottle and detect (2-5), vanning link joint line (3) include link joint main part (3-1), the upside of link joint main part (3-1) is provided with props case ware (3-7), prop the inboard of case ware (3-7) and be provided with a plurality of cardboard regulating plates (3-8).

2. The fully automatic case packer of claim 1, wherein: the bottle separating device is characterized in that the lower end of the lifting frame (1-3-1) is fixedly connected with a cross beam (1-3-12), the lower side of the cross beam (1-3-12) is connected with a plurality of bottom plates (1-3-11) in a sliding mode through connecting blocks (1-3-5), the lower end of the bottom plates (1-3-11) is fixedly connected with a plurality of bottle separating adjusting plates (1-3-10), the inner side of each bottle separating adjusting plate (1-3-10) is provided with a plurality of bottle grabbing devices (1-3-6), the upper side of each bottom plate (1-3-11) is provided with a diverter (1-3-9), and bottle separating cylinders (1-3-4) are arranged above the cross beam (1-3-12).

3. The fully automatic case packer of claim 2, wherein: the outer side of the lifting frame (1-3-1) is provided with a drag chain (1-3-3), and one side of the lifting frame (1-3-1) is fixedly provided with a positioning connecting block (1-3-2).

4. The fully automatic case packer of claim 1, wherein: the two sides of the conveying main body (2-1) are slidably connected with sliding blocks (2-10) through guide pipes (2-13), a plurality of in-place detection (2-9) are arranged between the sliding blocks (2-10), the in-place detection (2-9) is arranged between a plurality of lane plates (2-14) in a staggered mode, the two sides of the conveying main body (2-1) are connected with pressure relief cylinders (2-11) through adjusting blocks (2-12), and the extending ends of the pressure relief cylinders (2-11) are fixedly connected with the sliding blocks (2-10).

5. The fully automatic case packer of claim 1, wherein: one side of the conveying main body (2-1) is fixedly provided with a conveying motor (2-7), the lower end of the pressing main body (2-2) is fixedly connected with a pressing cylinder (2-3), and the lower end of the pressing cylinder (2-3) is fixedly connected with a pressing plate (2-4).

6. The fully automatic case packer of claim 1, wherein: the chain plate comprises a chain plate main body (3-1), wherein a plurality of chain wheels (3-3) are rotatably arranged on the inner side of the chain plate main body (3-1), a boxing motor (3-2) is arranged on the outer side of the chain plate main body (3-1), a plurality of blocking air cylinders (3-4) are arranged on the inner side of the chain plate main body (3-1), lifting air cylinders (3-5) are fixedly arranged on two sides of the chain plate main body (3-1), the extending ends of the lifting air cylinders (3-5) are fixedly connected with a box supporting device (3-7), guide shafts (3-6) are fixedly connected on two sides of the box supporting device (3-7), and the guide shafts (3-6) are in sliding sleeve joint with the chain plate main body (3-1).

7. The fully automatic case packer of claim 1, wherein: one bevel gear (1-2-4) is meshed with the transverse bevel gear rack (1-1-6), the other bevel gear (1-2-4) is meshed with the vertical bevel gear rack (1-3-8), and one side of the driving plate (1-2-1) is fixedly provided with a limit travel switch (1-2-5).

8. The fully automatic case packer of claim 1, wherein: an operation display screen (1-1-2) and a tri-color lamp (1-1-3) are fixedly arranged on the upper side of the frame (1-1-1) respectively, and a toughened glass door (1-1-4) is rotatably connected to one side of the frame (1-1-1).