阅读说明：本技术 一种瓦楞纸包装箱制作用加工装置 (Processing device for manufacturing corrugated paper packaging box ) 是由 蒋昊 蒋国义 于 2021-08-31 设计创作，主要内容包括：本发明属于包装箱加工设备技术领域,具体涉及一种瓦楞纸包装箱制作用加工装置,包括机座和控制面板,基座上端设有压痕机构和输送机构；压痕机构包括支架、气缸组件和压痕板,支架呈倒U形设于机座上端,压痕板后端设有传动件；传动件包括C形架和两个齿条；输送机构包括两个传动轮组、两个附件链条和一个定位框,传动轮组包括前载板、后载板和两个传动齿轮,两个传动齿轮分别转动设于前载板和后载板,附件链条上均匀设于若干组承载件；两个后载板均设有从动齿轮,从动齿轮与对应的传动齿轮传动连接,从动齿轮与传动齿轮之间还设有棘轮机构,本装置能够有效提高瓦楞纸板压痕加工效率,减少人工介入步骤。(The invention belongs to the technical field of packaging box processing equipment, and particularly relates to a processing device for manufacturing a corrugated paper packaging box, which comprises a base and a control panel, wherein the upper end of the base is provided with an indentation mechanism and a conveying mechanism; the indentation mechanism comprises a bracket, a cylinder component and an indentation plate, the bracket is arranged at the upper end of the machine base in an inverted U shape, and a transmission part is arranged at the rear end of the indentation plate; the transmission piece comprises a C-shaped frame and two racks; the conveying mechanism comprises two transmission wheel sets, two accessory chains and a positioning frame, wherein each transmission wheel set comprises a front support plate, a rear support plate and two transmission gears, the two transmission gears are respectively and rotatably arranged on the front support plate and the rear support plate, and the accessory chains are uniformly arranged on a plurality of groups of bearing pieces; two back support plates all are equipped with driven gear, and driven gear is connected with the drive gear transmission that corresponds, still is equipped with ratchet between driven gear and the drive gear, and this device can effectively improve corrugated container board indentation machining efficiency, reduces artifical intervention step.)

1. The utility model provides a processingequipment is used in corrugated paper packing box preparation, includes frame and control panel, its characterized in that: the upper end of the base is provided with an indentation mechanism and a conveying mechanism;

the indentation mechanism comprises a support, an air cylinder assembly and an indentation plate, the support is arranged at the upper end of the base, the air cylinder assembly is arranged at the upper end of the support, the indentation plate is positioned in an opening of the support and connected with the air cylinder assembly, and a transmission part is arranged at the rear end of the indentation plate;

the transmission part comprises a C-shaped frame and two racks, and the two racks are fixedly arranged at two ends of the C-shaped frame respectively and are vertical to the horizontal plane;

the conveying mechanism comprises two transmission wheel sets, two accessory chains and a positioning frame, the two transmission wheel sets are arranged on the base in a bilateral symmetry manner, a through groove is formed in the lower side of the base, each transmission wheel set comprises a front carrier plate, a rear carrier plate and two transmission gears, the front carrier plate and the rear carrier plate are respectively and fixedly arranged at the front end and the rear end of the base, the length of the front carrier plate is larger than that of the rear carrier plate, the two transmission gears are respectively and rotatably arranged on the front carrier plate and the rear carrier plate, the accessory chains are arranged between the two transmission gears, two edges of the accessory chains after being connected are respectively arranged at the upper end of the base and in the through groove, the positioning frame is arranged at the upper ends of the two front carrier plates and matched with a corrugated board, a plurality of groups of bearing pieces are uniformly arranged on the accessory chains, and each bearing piece is composed of two L-shaped supporting plates, the right-angle parts of the two L-shaped supporting plates of the same bearing part are arranged oppositely;

two the rear support plate all is equipped with driven gear, driven gear with correspond the drive gear transmission is connected, and driven gear with correspond the rack meshing matches, still be equipped with ratchet between driven gear and the drive gear.

2. The corrugated paper packing box manufacturing processing device as claimed in claim 1, wherein: the lower end of the indentation plate is uniformly provided with a plurality of first steel wires and a plurality of second steel wires, the upper end of the machine base is provided with a cushion plate matched with the indentation plate, the cushion plate is provided with wire grooves matched with the first steel wires and the second steel wires, and the upper end face of the cushion plate is flush with the end face of the right-angle part of the L-shaped supporting plate.

3. The corrugated paper packing box manufacturing processing device as claimed in claim 2, wherein: the indentation plate lower extreme is equipped with a plurality of buffering subassembly, and is a plurality of buffering subassembly distributes in a plurality of first copper wire and a plurality of in the region that the second copper wire separated into, buffering subassembly includes stopper, ball and spring, the indentation plate still open with buffering subassembly assorted step chamber, the stopper slides and locates the step intracavity, the ball rotates to be located the stopper stretches out the step chamber, the spring be located the step intracavity and with the stopper upper end is connected.

4. The corrugated paper packing box manufacturing processing device as claimed in claim 1, wherein: four lateral surfaces of locating frame all the symmetry be equipped with two at least solenoid valves, it is a plurality of the output shaft of solenoid valve all slides and runs through the locating frame is connected with the card, the locating frame be equipped with card assorted accomodates the groove, it is a plurality of the solenoid valve all with control panel electric connection, the locating frame is except keeping away from the frame all is equipped with the pole setting on one side.

5. The corrugated paper packing box manufacturing processing device as claimed in claim 1, wherein: the air cylinder assembly comprises a cylinder body and two stabilizer bars, the cylinder body is fixedly arranged at the upper end of the support, an output shaft of the cylinder body penetrates through the support in a sliding mode and is connected with the indentation plate, and one ends of the two stabilizer bars are connected with the upper end of the indentation plate and penetrate through the upper end of the support in a sliding mode.

6. The corrugated paper packing box manufacturing processing device as claimed in claim 1, wherein: the side guard plate is characterized in that two vertical frames are symmetrically arranged on the front side and the rear side of the upper end of the machine base, side guard plates are arranged on the left side and the right side between the vertical frames, and the side guard plates are matched with the accessory chains.

7. The corrugated paper packing box manufacturing processing device as claimed in claim 6, wherein: be located the frame front side the grudging post still is equipped with clean subassembly, clean subassembly includes threaded rod, connecting plate, brush and two guide bars, the threaded rod screw thread is located grudging post upper end middle part, the connecting plate is located in the grudging post and with the threaded rod rotates to be connected, the brush bond in the connecting plate lower extreme, two the guide bar symmetry is located connecting plate upper end both sides and slip run through the grudging post upper end.

8. The corrugated paper packing box manufacturing processing device as claimed in claim 6, wherein: and the front end part and the rear end part of each of the two side guard plates are rotatably provided with rollers, and the rollers are matched with the accessory chains.

Technical Field

The invention belongs to the technical field of packaging box processing equipment, and particularly relates to a processing device for manufacturing a corrugated paper packaging box.

Background

The corrugated carton is a box body which is supported by die cutting, impressing, nailing or box sticking through the corrugated board, is the most widely applied packaging product at present, gradually becomes the main force of transportation and packaging due to the superior performance and good processing performance of the corrugated carton, and is more beneficial to environmental protection because the corrugated carton belongs to a green and environment-friendly product.

At present, after the corrugated board is cut into a paper board by a die, the corrugated board is formed into a box body for subsequent bending, and an indentation needs to be pressed on the paper board so as to facilitate the subsequent bending for assembly and bonding, but when the corrugated board is subjected to indentation processing at present, the corrugated board needs to be manually placed into indentation equipment, the corrugated board is taken out after the indentation is completed and then a new corrugated board is placed, the whole feeding and discharging processes need manual operation, the processing efficiency is low, and the requirement of high-efficiency production cannot be met.

Disclosure of Invention

The purpose of the invention is: the processing device for manufacturing the corrugated paper packaging box is capable of reducing the steps of manual intervention when the corrugated paper board is subjected to indentation processing, so that the processing efficiency is improved.

In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:

a processing device for manufacturing a corrugated paper packaging box comprises a base and a control panel, wherein an indentation mechanism and a conveying mechanism are arranged at the upper end of the base;

the indentation mechanism comprises a support, an air cylinder assembly and an indentation plate, the support is arranged at the upper end of the base, the air cylinder assembly is arranged at the upper end of the support, the indentation plate is positioned in an opening of the support and connected with the air cylinder assembly, and a transmission part is arranged at the rear end of the indentation plate;

the transmission part comprises a C-shaped frame and two racks, and the two racks are fixedly arranged at two ends of the C-shaped frame respectively and are vertical to the horizontal plane;

the conveying mechanism comprises two transmission wheel sets, two accessory chains and a positioning frame, the two transmission wheel sets are arranged on the base in a bilateral symmetry manner, a through groove is formed in the lower side of the base, each transmission wheel set comprises a front carrier plate, a rear carrier plate and two transmission gears, the front carrier plate and the rear carrier plate are respectively and fixedly arranged at the front end and the rear end of the base, the length of the front carrier plate is larger than that of the rear carrier plate, the two transmission gears are respectively and rotatably arranged on the front carrier plate and the rear carrier plate, the accessory chains are arranged between the two transmission gears, two edges of the accessory chains after being connected are respectively arranged at the upper end of the base and in the through groove, the positioning frame is arranged at the upper ends of the two front carrier plates and matched with a corrugated board, a plurality of groups of bearing pieces are uniformly arranged on the accessory chains, and each bearing piece is composed of two L-shaped supporting plates, the right-angle parts of the two L-shaped supporting plates of the same bearing part are arranged oppositely;

two the rear support plate all is equipped with driven gear, driven gear with correspond the drive gear transmission is connected, and driven gear with correspond the rack meshing matches, still be equipped with ratchet between driven gear and the drive gear.

The lower end of the indentation plate is uniformly provided with a plurality of first steel wires and a plurality of second steel wires, the upper end of the machine base is provided with a cushion plate matched with the indentation plate, the cushion plate is provided with wire grooves matched with the first steel wires and the second steel wires, and the upper end surface of the cushion plate is flush with the end surface of the straight angle part of the L-shaped supporting plate; first copper wire and second copper wire are used for carrying out the indentation processing to corrugated container board, and the backing plate plays the backing effect, avoids corrugated container board perk.

The lower end of the indentation plate is provided with a plurality of buffer components, the buffer components are distributed in an area divided by the first steel wires and the second steel wires, each buffer component comprises a limiting block, a ball and a spring, the indentation plate is further provided with a step cavity matched with the buffer components, the limiting blocks are slidably arranged in the step cavities, the balls are rotatably arranged in the limiting blocks and extend out of the step cavities, and the springs are located in the step cavities and connected with the upper ends of the limiting blocks; stopper, ball and spring are mutually supported, can enough play the pre-compaction effect to corrugated container board, can play the effect of placing first copper wire and second copper wire card in corrugated container board again, the ball can reduce and corrugated container board between frictional force.

At least two electromagnetic valves are symmetrically arranged on four outer side surfaces of the positioning frame, output shafts of the electromagnetic valves penetrate through the positioning frame in a sliding mode and are connected with clamping pieces, the positioning frame is provided with accommodating grooves matched with the clamping pieces, the electromagnetic valves are electrically connected with the control panel, and the positioning frame is provided with vertical rods except for one side far away from the base; the solenoid valve cooperation card can play the corrugated container board supporting role to the locating frame upside, drives the flexible of card through the break-make of solenoid valve to realize corrugated container board's automatic unloading.

The air cylinder assembly comprises a cylinder body and two stabilizer bars, the cylinder body is fixedly arranged at the upper end of the bracket, an output shaft of the cylinder body penetrates through the bracket in a sliding manner and is connected with the indentation plate, and one ends of the two stabilizer bars are connected with the upper end of the indentation plate and penetrate through the upper end of the bracket in a sliding manner; the cylinder body applies downward pressing and upward moving power to the creasing plate, and the stabilizing rod is used for maintaining the stability of the creasing plate during moving.

Two upright frames are symmetrically arranged on the front side and the rear side of the upper end of the machine base, side guard plates are arranged on the left side and the right side between the two upright frames, and the side guard plates are matched with the accessory chains; the side guard plate is matched with the upright frame to limit the side edge of the corrugated board, so that the phenomenon that the corrugated board is displaced during indentation machining is avoided.

The upright frame positioned on the front side of the machine base is further provided with a cleaning assembly, the cleaning assembly comprises a threaded rod, a connecting plate, a brush and two guide rods, the threaded rod is arranged in the middle of the upper end of the upright frame in a threaded manner, the connecting plate is positioned in the upright frame and is rotationally connected with the threaded rod, the brush is bonded to the lower end of the connecting plate, and the two guide rods are symmetrically arranged on two sides of the upper end of the connecting plate and penetrate through the upper end of the upright frame in a sliding manner; the brush can clean the corrugated container board through the grudging post, detach the adnexed impurity in surface, and the position of brush can be adjusted to threaded rod cooperation connecting plate and deflector.

The front end part and the rear end part of each of the two side guard plates are respectively provided with a roller in a rotating way, and the rollers are matched with the accessory chains; the roller can carry out certain spacing and compress tightly to the annex chain.

The invention has the following advantages:

through the cooperation of indentation board, driving medium and conveying mechanism, can enough guarantee that the indentation board carries out effectual indentation processing to corrugated container board, can realize corrugated container board's unloading in automation again, need not the form of artifical unloading of going up and not only improved production efficiency, the preparation space time of make full use of machine can also reduce artifical injured probability moreover, avoids artifical unloading to receive the damage of mechanical parts.

Drawings

The invention is further illustrated by the non-limiting examples given in the accompanying drawings;

FIG. 1 is a first schematic structural view of a processing apparatus for manufacturing a corrugated paper packaging box according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a second embodiment of a processing apparatus for manufacturing a corrugated paper packaging box according to the present invention;

FIG. 3 is a schematic structural view of the conveying mechanism of the present invention;

FIG. 4 is an enlarged schematic view at A in FIG. 3;

FIG. 5 is a schematic view of the construction of the stile, skirt and cleaning assembly of the invention;

FIG. 6 is a schematic view of the construction of the cylinder assembly, the creasing plate, and the driving member of the present invention;

FIG. 7 is a cross-sectional view of the structure of the creasing plate of the present invention;

FIG. 8 is an enlarged schematic view at B of FIG. 7;

the main element symbols are as follows:

the device comprises a stand 1, a control panel 11, a bracket 2, a cylinder assembly 21, a cylinder body 211, a stabilizer bar 212, an indentation plate 22, a first steel wire 221, a second steel wire 222, a pad plate 223, a wire groove 224, a transmission piece 23, a C-shaped frame 231, a rack 232, a buffer assembly 3, a limiting block 31, a ball 32, a spring 33, a step cavity 34, a front carrier plate 41, a rear carrier plate 42, a transmission gear 43, an accessory chain 44, an L-shaped supporting plate 45, a positioning frame 46, a through groove 47, a driven gear 48, a ratchet mechanism 481, a solenoid valve 49, a card 491, a vertical rod 492, a vertical frame 5, a side guard plate 51, a cleaning assembly 52, a threaded rod 521, a connecting plate 522, a brush 523 and a guide rod 524.

Detailed Description

In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.

As shown in fig. 1-8, a processing device for manufacturing a corrugated paper packaging box comprises a base 1 and a control panel 11, wherein the upper end of the base is provided with an indentation mechanism and a conveying mechanism;

the indentation mechanism comprises a bracket 2, a cylinder assembly 21 and an indentation plate 22, the bracket 2 is arranged at the upper end of the base 1, the cylinder assembly 21 is arranged at the upper end of the bracket 2, the indentation plate 22 is positioned in an opening of the bracket 2 and connected with the cylinder assembly 21, and a transmission part 23 is arranged at the rear end of the indentation plate 22;

the transmission member 23 comprises a C-shaped frame 231 and two racks 232, wherein the two racks 232 are respectively fixedly arranged at two ends of the C-shaped frame 231 and are vertical to the horizontal plane;

the conveying mechanism comprises two transmission wheel sets, two accessory chains 44 and a positioning frame 46, the two transmission wheel sets are arranged on the machine base 1 in a bilateral symmetry manner, a through groove 47 is arranged on the lower side of the machine base 1, the transmission wheel sets comprise a front carrier plate 41, a rear carrier plate 42 and two transmission gears 43, the front carrier plate 41 and the rear carrier plate 42 are respectively and fixedly arranged at the front end and the rear end of the machine base 1, and the length of the front carrier plate 41 is greater than that of the rear carrier plate 42, two transmission gears 43 are respectively rotatably disposed on the front carrier plate 41 and the rear carrier plate 42, an attachment chain 44 is disposed between the two transmission gears 43, two edges of the accessory chain 44 after connection are respectively positioned at the upper end of the machine base 1 and in the through groove 47, the positioning frame 46 is arranged at the upper ends of the two front carrier plates 41 and is matched with the corrugated board, the accessory chain 44 is uniformly arranged on a plurality of groups of bearing pieces, each bearing piece consists of two L-shaped supporting plates 45, and the right-angle parts of the two L-shaped supporting plates 45 of the same bearing piece are oppositely arranged;

two rear carrier plates 42 are provided with driven gears 48, the driven gears 48 are in transmission connection with corresponding transmission gears 43, the driven gears 48 are meshed and matched with corresponding racks 232, and a ratchet mechanism 481 is further arranged between the driven gears 48 and the transmission gears 43.

When the corrugated paper packaging box is subjected to indentation processing, the cut corrugated paper board is firstly placed into the positioning frame 46, because the two L-shaped supporting plates 45 of the same group are positioned at the lower side of the positioning frame 46 in an initial state, and the right-angle edges of the two L-shaped supporting plates are aligned with the inner edges of the positioning frame 46, the four corners of the corrugated paper board are supported by the four L-shaped supporting plates 45 after the corrugated paper board is placed into the positioning frame 46, the air cylinder assembly 21 is opened through the control panel 11 to push the indentation plate 22 to perform primary air compression at the moment, even if the indentation plate 22 performs primary indentation processing on the base 1 without the corrugated paper board, so that the air cylinder assembly 21 and the indentation plate 22 can be normally lifted and lowered;

the support 2 is arranged at the upper end of the machine base 1 in an inverted U shape, when the indentation plate 22 is pressed downwards, the C-shaped frame 231 drives the two racks 232 to synchronously descend, because the two racks 232 are respectively meshed and matched with the driven gears 48 on the two rear support plates 42, when the racks 232 move upwards and downwards, the meshed driven gears 48 are synchronously driven to rotate, so that the transmission gears 43 connected with the driven gears 48 are driven to rotate, and then the accessory chains 44 are driven to move, and because the ratchet mechanisms 481 are arranged between the driven gears 48 and the transmission gears 43 for limitation, when the racks 232 descend and drive the meshed driven gears 48 to rotate forwards, the ratchet mechanisms 481 can not transmit the transmission gears 43, when the transmission gears 43 do not operate, the accessory chains 44 can not be driven to operate, otherwise, when the indentation plate 22 ascends, the racks 232 ascend and drive the meshed driven gears 48 to rotate backwards, and the ratchet mechanisms 481 transmit the rotating force to the transmission gears 43, thereby driving the accessory chain 44 to run;

when the accessory chain 44 runs, the bearing piece moves to one side of the machine base 1 along with the accessory chain, the four L-shaped supporting plates 45 on the two accessory chains 44 drive the corrugated boards placed on the upper side to move to the lower sides of the creasing plates 22, until the creasing plates 22 are completely lifted and reset, the accessory chain 44 stops running, the corrugated boards to be processed are positioned on the lower sides of the creasing plates 22 and are aligned with each other, finally, the cylinder assembly 21 is opened again, the creasing plates 22 repeat the processing action, the corrugated boards on the upper side of the machine base 1 can be subjected to creasing processing, and when one corrugated board is subjected to creasing processing, the other group of L-shaped supporting plates 45 are already positioned at the positioning frame 46, so that the feeding preparation work can be carried out during processing, so that the working personnel in the whole processing process are not close to the cylinder assembly 21 and the creasing plates 22, the processing efficiency is improved, and the processing process is safer, when the indentation processing is finished, the accessory chain 44 operates again, the processed corrugated board continuously moves towards the rear side of the base 1, and the corrugated board is pushed down from the base 1 along with the overturning of the L-shaped supporting plate 45 at the position of the transmission gear 43, so that the corrugated board can be collected by arranging a collecting frame or a table top at the rear side of the base 1, and the automatic unloading of materials can be realized while the indentation processing is carried out by the up-and-down movement of the indentation plate 22, the manual unloading is not needed, the processing efficiency is improved, the manual unloading is prevented from being close to internal components such as the indentation plate 22, the injury probability of workers is reduced, and the consumption of manpower is also reduced;

carry out the indentation to corrugated container board through indentation mechanism like this and add man-hour, cooperation driving medium 23 can realize that the automation of material is sent into and the unloading, avoids the manual work to be close to cylinder assembly 21 and indentation board 22, makes the course of working safer when improving work efficiency, and through conveying mechanism's setting, carries out the indentation in-process to corrugated container board, can wait to process and prepare, improves machining efficiency, make full use of preparation time.

As shown in fig. 1-2 and fig. 6, the lower end of the impression plate 22 is uniformly provided with a plurality of first steel wires 221 and a plurality of second steel wires 222, the upper end of the machine base 1 is provided with a pad plate 223 matched with the impression plate 22, the pad plate 223 is provided with a wire groove 224 matched with the first steel wires 221 and the second steel wires 222, and the upper end surface of the pad plate 223 is flush with the end surface of the right angle part of the L-shaped supporting plate 45; first copper wire 221 and second copper wire 222 cooperate wire casing 224 to be used for carrying out the indentation processing to corrugated container board, and backing plate 223 plays the effect of raising the backing, can avoid carrying out the indentation processing corrugated container board because of unsettled undercut to cause the displacement.

As shown in fig. 2 and fig. 6-7, the lower end of the creasing plate 22 is provided with a plurality of buffer assemblies 3, the plurality of buffer assemblies 3 are distributed in the areas separated by a plurality of first steel wires 221 and a plurality of second steel wires 222, each buffer assembly 3 comprises a limiting block 31, a ball 32 and a spring 33, the creasing plate 22 is further provided with a step cavity 34 matched with the buffer assembly 3, the limiting block 31 is slidably arranged in the step cavity 34, the ball 32 is rotatably arranged in the limiting block 31 and extends out of the step cavity 34, the spring 33 is arranged in the step cavity 34 and is connected with the upper end of the limiting block 31, when the creasing plate 22 compresses the corrugated cardboard, the ball 32 firstly abuts against the corrugated cardboard due to extending out of the step cavity 34, when the creasing plate 22 is continuously pressed downwards for creasing, the ball 32 pushes the limiting block 31 to withdraw the step cavity 34, the spring 33 is compressed at the moment, and when the creasing plate 22 is finished, the creasing process, the creasing plate 22 moves upwards for resetting, at this time, the spring 33 stretches to push the limiting block 31, so that the ball 32 extends out of the step cavity 34 to keep abutting against the corrugated board, thus when the first steel wire 221 and the second steel wire 222 are separated from the indentation of the corrugated board, the ball 32 can be ensured to push the corrugated board downwards to abut against the corrugated board, the situation that the corrugated board is lifted up due to the fact that the first steel wire 221 and the second steel wire 222 are clamped on the corrugated board is avoided, the processing stability is improved, the ball 32 can rotate, and when the corrugated board is driven to move towards the rear end of the base 1 by moving the indentation board 22 upwards, sliding friction between the ball 32 and the corrugated board can be avoided, and the damage of the ball 32 to the corrugated board is reduced while the resistance is reduced.

As shown in fig. 1-2, at least two electromagnetic valves 49 are symmetrically disposed on four outer side surfaces of the positioning frame 46, output shafts of the electromagnetic valves 49 slidably penetrate through the positioning frame 46 and are connected with a clamping sheet 491, the positioning frame 46 is provided with an accommodating groove matched with the clamping sheet 491, the electromagnetic valves 49 are electrically connected with the control panel 11, and the positioning frame 46 is provided with a vertical rod 492 except for one side far away from the base 1; the electromagnetic valves 49 are kept in an outward extending state when in a static state, so that when processing is carried out, more corrugated boards can be placed into the positioning frame 46 at one time, the cards 491 are matched to support the corrugated boards, when the bearing piece is positioned at the lower end of the positioning frame 46, namely when the cylinder assembly 21 is retracted and reset, the electromagnetic valves 49 are simultaneously electrified for 3 seconds to retract, further the cards 491 are simultaneously retracted into the accommodating grooves, at the moment, the lowest corrugated board loses the obstruction of the cards 491 and moves downwards to the L-shaped supporting plate 45, after 3 seconds, the electromagnetic valves 49 are simultaneously powered off to enable the cards 491 to extend out again, at the moment, the cards 491 extend into the upper side of the lowest corrugated board, further the cards 491 obstruct the corrugated board on the upper side, the corrugated board on the lower side can be prevented from automatically falling when being sent into the base 1, the stability is ensured, and the manual strength is further reduced, only a plurality of corrugated boards need to be added at a time, and single boards do not need to be added each time.

As shown in fig. 1-2 and fig. 6, the cylinder assembly 21 includes a cylinder body 211 and two stabilizer bars 212, the cylinder body 211 is fixed on the upper end of the bracket 2, the output shaft of the cylinder body 211 slidably penetrates through the bracket 2 and is connected with the creasing plate 22, and one ends of the two stabilizer bars 212 are both connected with the upper end of the creasing plate 22 and slidably penetrate through the upper end of the bracket 2; the cylinder 211 is used for applying a downward force and a reset pulling force to the creasing plate 22, and the stabilizer bar 212 plays a role in stabilizing the movement of the creasing plate 22 and ensures the stable lifting movement.

As shown in fig. 1 and 5, two upright frames 5 are symmetrically arranged at the front and rear sides of the upper end of the machine base 1, side guard plates 51 are arranged at the left and right sides between the two upright frames 5, and the side guard plates 51 are matched with the accessory chains 44; the upright frame 5 and the side guard plate 51 play a role in positioning the side edge of the corrugated board, and the corrugated board is prevented from generating left and right displacement during indentation processing.

As shown in fig. 1 and 5, the upright frame 5 located at the front side of the machine base 1 is further provided with a cleaning assembly 52, the cleaning assembly 52 comprises a threaded rod 521, a connecting plate 522, a brush 523 and two guide rods 524, the threaded rod 521 is arranged at the middle part of the upper end of the upright frame 5 in a threaded manner, the connecting plate 522 is located in the upright frame 5 and is rotatably connected with the threaded rod 521, the brush 523 is adhered to the lower end of the connecting plate 522, and the two guide rods 524 are symmetrically arranged at two sides of the upper end of the connecting plate 522 and slidably penetrate through the upper end of the upright frame 5; when corrugated container board sends into frame 1 and carries out the indentation processing, will pass through the opening of grudging post 5, because be equipped with connecting plate 522 and brush 523 in the opening of grudging post 5, its upper surface will be cleaned when consequently corrugated container board passes through brush 523, brush out the perhaps adhesion of corrugated container board surface and remaining impurity, avoid impurity to influence the indentation processing, threaded rod 521 set up the height that can nimble adjustment connecting plate 522 and brush 523, it is more effectual clean corrugated container board, guide bar 524 can play stability and guide effect to connecting plate 522's removal.

The front and rear end parts of the two side guard plates 51 are respectively provided with a roller in a rotating way, and the rollers are matched with the accessory chains 44; the arrangement of the rolling shaft can play a role in limiting and pressing the accessory chain 44, the accessory chain 44 is prevented from moving upwards due to external force or other factors, and the accessory chain 44 is ensured to be attached to the upper end of the machine base 1, so that the stability of the corrugated board during processing is ensured.

The foregoing embodiments are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.