CN214606238U - Hot-pressing forming mechanism for buffer material - Google Patents

Abstract

The application relates to the field of paper product processing, in particular to a hot-press forming mechanism for a buffer material. The key points of the technical scheme are as follows: the stamping die comprises a frame, a core die, a first side stamping die, a second side stamping die, a lower stamping die, an upper stamping die, a pushing mechanism and a heating element; one end of the core mold is fixedly connected with the rack, and the core mold is used for sleeving and mounting the paper supply cylinder; the pushing mechanisms are arranged on the frame and are respectively arranged on the upper side and the lower side of the core mould in the vertical direction and the left side and the right side of the core mould in the horizontal direction; the first side pressing die, the second side pressing die, the lower pressing die and the upper pressing die are arranged on a pushing mechanism, the pushing mechanism is used for driving the first side pressing die, and the second side pressing die, the lower pressing die and the upper pressing die are close to or far away from the core die; heating element buries underground respectively in mandrel, first side pressure die, second side pressure die, pushes down the die and go up and press the die, and this application has the effect that improves paper buffer material's machining efficiency and shaping quality.

Description

Hot-pressing forming mechanism for buffer material

Technical Field

The application relates to the field of paper product processing, in particular to a hot-press forming mechanism for a buffer material.

Background

The buffer material is generally applied to the field of packaging, and is widely applied to the packaging and transportation of some precious products and fragile products due to the obvious buffer effect of the buffer material.

At present, in the related art, the paper buffering packaging material commonly used usually includes carton and honeycomb cardboard etc. wherein, when using buffering honeycomb cardboard to pack some electronic equipment, such as products such as display and transport, honeycomb cardboard department needs to be through the cross cutting processing to correspond and set up the notch, and then supply to inlay the material card to electronic equipment through the notch on, in order to realize protecting electronic equipment.

Aiming at the related technology, the paper buffer material usually involves multiple process steps of gluing, air drying, cutting and the like in the production process, the transfer processing is needed for multiple times, the processing period is long, the processing efficiency is low, the glued and formed paper buffer material also has the defect of thin and unstable structure, and the paper buffer material also has a larger improvement space in the aspect of processing and forming.

Disclosure of Invention

In order to improve the machining efficiency and the forming quality of the paper buffer material, the application provides a buffer material hot-pressing forming mechanism.

The application provides a hot briquetting mechanism of buffer material adopts following technical scheme:

a hot-press forming mechanism for a buffer material comprises a frame, a core mold, a first side press punching die, a second side press punching die, a lower press punching die, an upper press punching die, a pushing mechanism and a heating element; the core mold is arranged along the horizontal direction, one end of the core mold is fixedly connected with the rack, and the other end of the core mold is used for sleeving and mounting the paper supply cylinder; the four groups of the propelling mechanisms are respectively arranged on the upper side and the lower side of the core mould in the vertical direction and the left side and the right side of the core mould in the horizontal direction; the first side pressing die, the second side pressing die, the lower pressing die and the upper pressing die are respectively and correspondingly arranged on four groups of the pushing mechanisms, the lower pressing die is positioned above the core die, the first side pressing die and the second side pressing die are respectively positioned on the left side and the right side of the core die in the horizontal direction, the upper pressing die is positioned above the core die, and the pushing mechanisms are used for driving the first side pressing die, and the second side pressing die, the lower pressing die and the upper pressing die to be close to or far away from the core die; the heating elements are embedded in the core mold, the first side press punch, the second side press punch, the lower press punch and the upper press punch respectively.

By adopting the technical scheme, in the process of processing and forming the buffer material, the cylinder is sleeved into the core mould from one end of the core mould, and at the moment, the paper cylinder is placed; then respectively starting four pushing mechanisms, wherein the four pushing mechanisms respectively drive the downward pressing punch die, the upward pressing punch die, the first side pressing punch die and the second side pressing punch die to be close to the core die, at the moment, the downward pressing punch die, the upward pressing punch die, the first side pressing punch die and the second side pressing punch die respectively extrude the paper tube together with the core die to enable the upper side, the lower side, the left side and the right side of the paper tube to deform, simultaneously, under the action of a heating element, the downward pressing punch die, the upward pressing punch die, the first side pressing punch die, the second side pressing punch die and the core die bake the paper tube, heat is transmitted into the paper tube from the inner side and the outer side of the paper tube, the paper tube is baked uniformly, the baked workpiece is not easy to deform, then the pushing mechanisms are started again, the first side pressing punch die, the second side pressing punch die, the downward pressing punch die and the upward pressing punch die return stroke, the workpiece is immediately taken out of the core die to complete the processing process, only the first side pressing punch die needs to be started in the process, the second side is pressed the die, is pushed down the die and is pressed the die on and can be shaped the work piece, and the step is succinct, gets afterwards and put fiber container raw materials and work piece and can realize material loading and unloading in the mandrel department that fixed mounting set up, and the process is rapid, simultaneously, through toasting the heating, the inside and outside both sides of fiber container are toasted respectively for the fiber container sclerosis, buffering work piece non-deformable after the shaping, and buffer material's machining efficiency and shaping quality obtain promoting.

Preferably, advancing mechanism includes propulsion portion, propulsion portion includes first mount pad, second mount pad and telescoping cylinder, first mount pad fixed connection in the frame, telescoping cylinder fixed mounting in on the first mount pad, the telescopic link orientation of telescoping cylinder the mandrel, second mount pad fixed connection in on the telescopic link of telescoping cylinder, the second mount pad be used for supplying first side pressure die, second side pressure die, push down the die and go up pressure die fixed mounting.

By adopting the technical scheme, the first mounting seat plays a role in fixedly mounting the propelling mechanism and the rack, so that the propelling mechanism is fixedly mounted; in addition, the second mounting panel plays and presses the die to first side, the second side is pressed the die, push down the die and go up to press the die to support the effect of installation, make first side press the die, the second side is pressed the die, push down the die and go up to press the die and can realize fixed mounting, here, under the driving action of telescoping cylinder, the telescopic link of telescoping cylinder can drive the second mount pad and be close to or keep away from for the mandrel, and then realize that first side presses the die, the second side presses the die, push down the punching press action of die and last pressure die, structural design is reasonable and firm.

Preferably, advancing mechanism still includes the guide part, the guide part includes guide sleeve and guide bar, the one end fixed connection of guide bar in on the second mount pad, guide sleeve fixed connection in on the first mount pad, the guide bar run through guide sleeve and with guide sleeve slides and is connected.

Through adopting above-mentioned technical scheme, under the effect of the mutual connection of sliding between guide sleeve and guide bar, the second mount pad obtains the direction of sliding, and then stability when making the second mount pad remove obtains promoting, and the position precision when parts such as first side pressure die, second side pressure die, push down the die and go up the pressure die are punched obtains promoting.

Preferably, the propulsion mechanism further comprises a stroke control portion including a controller, a first proximity sensor, a second proximity sensor, and a contact member; the controller is arranged on the rack and connected with the telescopic bar; the first proximity sensor is arranged on the first mounting seat, the first proximity sensor is connected with the controller, the contact piece is fixedly connected to the guide rod, the first proximity sensor is in abutting fit with the contact piece, when the first proximity sensor is in abutting fit with the contact piece, the second mounting seat is adjacent to the core mold, and the telescopic cylinder is closed; the second proximity sensor is arranged on the first mounting seat and connected with the controller, the second proximity sensor is in butt fit with the second mounting seat, when the second proximity sensor is in contact with the second mounting seat, the second mounting seat is adjacent to the first mounting seat, a gap is formed between the second mounting seat and the first mounting seat, and the telescopic cylinder is closed.

By adopting the technical scheme, in the process that the telescopic bar drives the second mounting seat to be close to the core mold, until the first proximity sensor is contacted with the contact element on the guide rod, at the moment, the first proximity sensor is triggered to transmit an electric signal to the controller, the controller immediately sends a closing signal to the telescopic cylinder, so that the telescopic bar stops operating, at the moment, the first side pressing die, the second side pressing die, the lower pressing die and the upper pressing die can be mutually matched with the core mold, the movement formation of the first side pressing die, the second side pressing die, the lower pressing die and the upper pressing die is controlled, the position control is accurate, and the possibility that the first side pressing die, the second side pressing die, the lower pressing die and the upper pressing die collide with the core mold is reduced; in addition, in the process that the telescopic cylinder drives the second mounting seat to be close to the first mounting seat, until the second proximity sensor is abutted against the second mounting seat, at the moment, the second proximity sensor is triggered, the second proximity sensor transmits an electric signal to the controller, the controller immediately sends a closing signal to the telescopic cylinder, so that the telescopic rod stops operating, the return stroke distance of the second mounting seat is limited at the moment, the possibility that the second mounting seat collides with the first mounting seat is further reduced, and the operating stability of the mechanism is enhanced; on the other hand, the gap formed between the second mounting seat and the first mounting seat can also block heat dissipated to the second mounting seat by the heating element, so that the possibility of heat dissipation caused by mutual abutting and joint of the first mounting seat and the second mounting seat is reduced, further the heat dissipation of parts such as the first side pressing die, the second side pressing die, the lower pressing die, the upper pressing die and the like is reduced, and an unexpected heat preservation effect is achieved.

Preferably, the heating element comprises an electric heating rod and a temperature controller, the temperature controller is connected with the electric heating rod, the electric heating rod is respectively embedded in the core mold, the first side pressing die, the second side pressing die, the lower pressing die and the upper pressing die, and the electric heating rod is respectively embedded in the core mold, the first side pressing die, the second side pressing die, the lower pressing die and the upper pressing die.

By adopting the technical scheme, the temperature controller can control the heating time and the heating power of the electric heating rod so as to realize the regulation and control effect on the electric heating rod, meanwhile, in the process of electrically heating the electric heating rod, the core mould, the first side pressing stamping die, the second side pressing stamping die, the lower pressing stamping die, the upper pressing stamping die and other components can be stably heated, the actual requirements are met, in addition, the core mould, the first side pressing stamping die, the second side pressing stamping die, the lower pressing stamping die and the upper pressing stamping die are respectively provided with two electric heating rods, wherein experiments show that if the number of the electric heating rods is one, the heating efficiency is poor, if the number of the electric heating rods is more than two, the heating power is too large, the product is easy to burn, and the product is burnt; set up the electric bar into two and have better programming rate and heating effect, laminating in-service use operating mode.

Preferably, the middle part of the downward pressing die is provided with a forming boss which is arranged in a downward protruding mode, and the top of the core die is provided with a forming groove for the forming boss to be matched in an inserting mode.

Through adopting above-mentioned technical scheme, carrying out extrusion's in-process to the fiber container, the shaping boss is pegged graft in the shaping recess, and at this moment, the fiber container can be sunken in one side and form the draw-in groove, can carry out the inlay card to the side of electronic display ware, and the mounting of buffer material is stable and reasonable in design.

Preferably, first wedge surfaces are respectively arranged on two sides of the molding boss, second wedge surfaces are respectively arranged on two sides of the molding groove, and the first wedge surfaces are matched with the second wedge surfaces.

Through adopting above-mentioned technical scheme, the in-process in the shaping recess is pegged graft to the shaping boss, and the first wedge face and the second wedge face of looks adaptation can form the flaring form with the opening extrusion of the draw-in groove of work piece to adaptation thickness is from the display screen of side to the middle part bodiness gradually, and the design of laminating die and mandrel is nimble.

Preferably, the guide parts are multiple groups, and the multiple groups of guide parts are uniformly arranged between the first mounting seat and the second mounting seat.

Through adopting above-mentioned technical scheme, multiunit guide part can carry out the multiple spot direction to first mount pad and second mount pad, and then the stability when making the second mount pad remove obtains further promotion.

Preferably, the contact member is a hose clamp.

Through adopting above-mentioned technical scheme, the larynx hoop can be adjusted in a flexible way on the guide bar, when first proximity sensor and larynx hoop looks butt, first proximity sensor can send the signal of telecommunication, satisfy the in-service use demand, and simultaneously, if adjust the mounted position of larynx hoop on the guide bar, can control the removal stroke that the second mount pad removed towards mandrel department, and then can satisfy the actual displacement demand that has the first side pressure die of different shape sizes, the second side pressure die, push down the die and push up the die, and the use is nimble, and practical structure.

In summary, the present application includes at least one of the following beneficial technical effects:

1. in the forming process of the buffer material, the paper tube raw material and the workpiece are taken and placed at a core die fixedly arranged, so that loading and unloading can be realized, in addition, the workpiece can be extruded and formed only by starting a first side pressing die, a second side pressing die, a lower pressing die and an upper pressing die, the steps are simple, and the process is rapid; meanwhile, the inner side and the outer side of the paper tube are respectively baked through baking and heating, the baking is complete and sufficient, the paper tube is hardened, the formed buffer workpiece is not easy to deform, and the processing efficiency and the forming quality of the buffer material are improved;

2. under the action of the first proximity sensor and the second proximity sensor, the displacement strokes of the first side pressing die, the second side pressing die, the lower pressing die and the upper pressing die are limited, the stability of the pushing mechanism during operation is improved, and meanwhile, a gap formed between the second mounting seat and the first mounting seat can also separate heat emitted to the second mounting seat by the heating element, so that heat dissipation of the first side pressing die, the second side pressing die, the lower pressing die, the upper pressing die and other components is reduced, and unexpected heat preservation effect is achieved while stroke safety of the mechanism is protected;

3. the contact can carry out position adjustment in the guide, and then makes the second mount pad obtain control regulation towards the removal stroke that mandrel department removed, and then can satisfy the actual displacement demand that has the first side of different shape sizes and press die, second side pressure die, pushes down the die and push up the die, uses in a flexible way, and the structure is practical.

Drawings

Fig. 1 is a schematic structural diagram of the cushioning packaging material of the present application.

Fig. 2 is a schematic structural diagram of a hot press molding mechanism according to the present application.

FIG. 3 is a schematic view of another aspect of the hot press molding apparatus of the present application.

Fig. 4 is a schematic structural diagram of the pushing mechanism and the upper pressing die of the present application.

Fig. 5 is a schematic view showing the structure of the core mold, the first side press die, the second side press die, the lower press die, and the upper press die of the present application.

Description of reference numerals: 1. a body; 2. a frame; 3. a core mold; 31. forming a groove; 311. a second wedge-shaped face; 4. a first side-pressing die; 5. a second side-pressing die; 6. pressing down the die; 61. a seat body portion; 62. forming a boss; 621. a first wedge-shaped face; 7. pressing the die upwards; 8. a propulsion mechanism; 81. a propelling part; 811. a first mounting seat; 812. a second mounting seat; 813. a telescopic cylinder; 82. a guide portion; 821. a guide bar; 822. a guide sleeve; 83. a stroke control unit; 831. a first proximity sensor; 832. a second proximity sensor; 833. a contact member; 9. a heating element; 91. an electric heating rod; 10. burying holes; 11. and burying the groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

Referring to fig. 1, the embodiment of the application discloses a buffering packaging material, which mainly comprises a tube-shaped body 1 with a square-like cross-section profile, wherein one side of the body 1 is recessed from outside to inside to form a clamping groove, the buffering packaging material can be used for protecting electronic equipment such as a display screen, and when the buffering packaging material is used, the clamping groove can be embedded into the side edge of the electronic equipment to realize the buffering protection function.

The embodiment of the application discloses a hot-press forming mechanism for a buffer material, which is used for forming the buffer packaging material. Referring to fig. 2 and 3, the mechanism includes a frame 2, a core mold 3, a first side press die 4, a second side press die 5, a lower press die 6, an upper press die 7, an advancing mechanism 8, and a heating element 9.

Wherein, the frame 2 is used for installing the core mold 3 and the pushing mechanism 8, and the pushing mechanism 8 can be a plurality of sets, for example, in this embodiment, the pushing mechanism 8 is four sets, the four sets of pushing mechanism 8 are respectively close to the upper and lower sides and the left and right sides of the core mold, the first side press punch 4, the second side press punch 5, the lower press punch 6 and the upper press punch 7 are respectively and correspondingly installed in the four sets of pushing mechanism 8, at this time, the lower press punch 6 is located above the core mold 3, the first side press punch 4 and the second side press punch 5 are respectively located on the left and right sides of the core mold 3 in the horizontal direction, and the upper press punch 7 is located below the core mold 3; the pushing mechanism 8 is used for driving the first side press die 4, the second side press die 5, the lower press die 6 and the upper press die 7 to move respectively and independently towards or away from the core die 3, and during the process that the first side press die 4, the second side press die 5, the lower press die 6 and the upper press die 7 are pushed towards the core die 3, the first side press die 4, the second side press die 5, the lower press die 6 and the upper press die 7 can respectively and mutually match with the core die 3, before the circular paper tube can be placed at the core die 3, and during the matching, the first side press die 4, the second side press die 5, the lower press die 6 and the upper press die 7 press the outer side of the paper tube, and meanwhile, the core die 3 presses the inner side of the paper tube, so that the paper tube is deformed to obtain the required appearance profile. In addition, heating elements 9 are respectively arranged at five forming parts of the core mold 3, the first side press die 4, the second side press die 5, the lower press die 6 and the upper press die 7, and the heating elements 9 can heat the parts of the core mold 3, the first side press die 4, the second side press die 5, the lower press die 6 and the upper press die 7 so as to bake the inner side and the outer side of the paper tube, and further harden and shape the workpiece.

Continuing to refer to fig. 2 and fig. 3, in order to realize supporting and installing propulsion mechanism 8, in this embodiment, frame 2 may be fixed each other by a plurality of backup pads in order to form three-dimensional braced frame, in addition, frame 2 also may be fixed each other by a plurality of spinal branch vaulting poles in order to form three-dimensional braced frame, in this embodiment, frame 2 specifically is formed by four backup pads fixed mounting, the backup pad sets up along vertical direction, four backup pads end to end fixed connection in proper order, and mutually perpendicular between two adjacent backup pads, enclose between four backup pads and establish the formation installation cavity, install each part in the backup pad and hold in the installation cavity of frame 2, enclose to establish the protection in order to realize enclosing each part.

Further, the core mold 3 is mounted on the inner wall of one of the four support plates, and four sets of pushing mechanisms 8 are respectively located on the upper side, the lower side, the left side and the right side of the core mold 3, the lower pressing punch 6 is fixedly mounted on the pushing mechanism 8 located above the core mold 3, and the lower pressing punch 6 is opposite to the top of the core mold 3; the upper pressing punch die 7 is fixedly arranged at a pushing mechanism 8 positioned below the core die 3, and the upper pressing punch die 7 is opposite to the bottom of the core die 3; the first side press die 4 and the second side press die 5 are respectively arranged at the pushing mechanism 8 positioned at the left and right sides of the core die 3, the first side press die 4 and the second side press die 5 are respectively opposite to the left and right sides of the core die 3, the pushing mechanism 8 is started, the press die 6 and the top of the core die 3 can be mutually opened and closed, the first side press die 4 and the second side press die 5 can be mutually opened and closed with the two sides of the core die 3, and in addition, the upper press die 7 and the bottom of the core die 3 can be mutually opened and closed.

Referring to fig. 3 and 4, in order to drive the first side press die 4, the second side press die 5, the lower press die 6, and the upper press die 7 perform a press operation. Specifically, each of the four sets of pushing mechanisms 8 includes a pushing part 81, a guide part 82, and a stroke control part 83, the first side press die 4, the second side press die 5, the lower press die 6, and the upper press die 7 are respectively mounted at the pushing part 81, and the pushing part 81 is used for driving the components such as the first side press die 4, the second side press die 5, the lower press die 6, and the upper press die 7 to move; a guide portion 82 is provided on the pushing portion 81, the guide portion 82 being used to guide the movement of the first side press die 4, the second side press die 5, the lower press die 6, and the upper press die 7; the stroke control part 83 is disposed on the pushing part 81, and the stroke control part 83 is used for controlling the movement strokes of the first side press die 4, the second side press die 5, the lower press die 6 and the upper press die 7 so as to improve the safety and stability when the pushing mechanism 8 moves.

Wherein, propulsion portion 81 includes first mount pad 811, second mount pad 812 and telescoping cylinder 813, first mount pad 811 is fixed connection on frame 2, specifically, first mount pad 811 is the bedplate form setting in this embodiment, and the first mount pad 811 in advancing mechanism 8 that is located mandrel 3 top and below all sets up along the horizontal direction, and in addition, the first mount pad 811 in advancing mechanism 8 that is located mandrel 3 left and right sides all sets up along vertical mode to two first mount pads 811 in advancing mechanism 8 that are located the relative both sides of mandrel 3 are parallel respectively.

First mount pad 811 is used for supplying telescoping cylinder 813 to install, and is concrete, and telescoping cylinder 813 can choose for use to be cylinder or pneumatic cylinder, and in this embodiment, telescoping cylinder 813 chooses for use the pneumatic cylinder, and the pneumatic cylinder has great pressure to satisfy the in-service use demand. The telescopic cylinder 813 is fixedly installed on one side, back to the core mould 3, of the first installation seat 811, a through hole is formed in the first installation seat 811, a telescopic rod of the telescopic cylinder 813 penetrates through the first installation seat 811 through the through hole and is opposite to the core mould 3, at the moment, the telescopic rod is perpendicular to the first installation seat 811, and the telescopic rod of the telescopic cylinder 813 faces the core mould 3; during the actuation of the telescopic cylinder 813, the telescopic rod of the telescopic cylinder 813 can be moved closer or farther with respect to the core mould 3.

The second mounting seat 812 is used for fixedly mounting the components such as the first side punch 4, the second side punch 5, the lower punch 6, and the upper punch 7. Specifically, the second mounting seats 812 are arranged in a long rod shape, the second mounting seats 812 are arranged along the horizontal direction, and the second mounting seats 812 of the four propelling mechanisms 8 are parallel to each other; the second mounting base 812 is fixedly connected to an end portion of a telescopic rod of the telescopic cylinder 813, at this time, the second mounting base 812 is opposite to the core mold 3, and components such as the first side press punch 4, the second side press punch 5, the lower press punch 6 and the upper press punch 7 are fixedly mounted on one side of the second mounting base 812 opposite to the telescopic rod, so that the components such as the first side press punch 4, the second side press punch 5, the lower press punch 6 and the upper press punch 7 are opposite to the core mold 3, and in the telescopic process of the telescopic rod, the telescopic rod can drive the second mounting base 812 to be close to or far away from the core mold 3, and further the components such as the first side press punch 4, the second side press punch 5, the lower press punch 6 and the upper press punch 7 are opened and closed with the core mold 3.

With continued reference to fig. 4, in order to achieve stability of the first side pressing die 4, the second side pressing die 5, the lower pressing die 6, and the upper pressing die 7 during movement, specifically, the guide portion 82 includes a guide sleeve 822 and a guide rod 821, in this embodiment, a mounting hole is penetratingly disposed on the first mounting seat 811, the guide sleeve 822 is pressed into the mounting hole in an interference fit manner, and at this time, the guide sleeve 822 is fixedly connected to the first mounting seat 811. In addition, one end of the guide rod 821 is fixedly connected to the second mounting seat 812, and usually, the guide rod 821 can be fixedly connected to the second mounting seat 812 in a threaded connection manner, where the guide rod 821 is perpendicular to the second mounting seat 812 and the guide rod 821 is parallel to the telescopic rod; when the guide rod 821 is inserted through the guide sleeve 822, the guide rod 821 is brought into sliding contact with the inner wall of the guide sleeve 822, the guide rod 821 and the guide sleeve 822 are connected to each other in a sliding manner, the second mounting seat 812 is guided to move, and the stability of the first side press die 4, the second side press die 5, the lower press die 6, and the upper press die 7 during movement is improved.

Further, the guiding portions 82 may also be provided in multiple sets, for example, two, three, or four sets, and the specific number of the guiding portions 82 may be correspondingly set according to actual needs, and the specific number of the guiding portions 82 is not limited herein. The multiple groups of guide portions 82 are uniformly arranged between the first mounting seat 811 and the second mounting seat 812, and the multiple groups of guide portions 82 can play a role in guiding the first mounting seat 811 and the second mounting seat 812 at multiple points, so as to further improve the stability of the second mounting seat 812 during movement. In the present embodiment, the specific number of the guide portions 82 is selected as two groups for example, and the two groups of the guide portions 82 are respectively located on both sides of the telescopic cylinder 813.

With continued reference to fig. 4, in order to control the displacement stroke of the second mounting base 812, the first side press die 4, the second side press die 5, the lower press die 6, and the upper press die 7 have a reasonable mold clamping stroke. Specifically, the stroke control unit 83 includes a controller, a first proximity sensor 831, a second proximity sensor 832, and a contact 833.

The controller can be a single chip microcomputer controller, the controller is installed on the rack 2, the specific installation position of the controller can be correspondingly set according to actual requirements, and the specific installation position of the controller is not limited.

In addition, the controller links to each other with the telescopic bar, and more specifically speaking, the singlechip is connected with telescoping cylinder 813 through relay and solenoid valve, and at this moment, the singlechip can send the start-stop signal to the relay, and the steerable fluid of solenoid valve is passed in and out in pneumatic cylinder department under the effect of relay, and then realizes carrying out flexible control to the telescopic link.

Further, the first proximity sensor 831 is provided on the first mounting seat 811, more specifically, an angle bracket is fixedly mounted on a side wall of the first mounting seat 811 facing away from the core mold 3, and the first proximity sensor 831 is fixedly mounted on the angle bracket, in which case the first proximity sensor 831 is fixedly mounted and is opposed to the guide rod 821. The contact piece 833 is fixedly connected to the guide rod 821, the contact piece 833 is close to one end, far away from the core mold 3, of the guide rod 821, and the first proximity sensor 831 is closer to the core mold 3 relative to the contact piece 833; here, in the process that the second installation seat 812 moves towards the core mold 3, the guide rod 821 simultaneously moves towards the core mold 3, the guide rod 821 drives the contact piece 833 to move towards the core mold 3 until the contact piece 833 approaches the first proximity sensor 831, the contact piece 833 is in contact with the first proximity sensor 831, the first proximity sensor 831 is started and sends an electric signal, the first proximity sensor 831 is electrically connected with the controller, the electric signal is sent to the controller, the controller sends a closing signal to the telescopic cylinder 813 to close and stop the telescopic cylinder 813, at this time, the second installation seat 812 is adjacent to the core mold 3, the first side press die 4, the second side press die 5, the lower press die 6 or the upper press die 7 can be respectively matched with the core mold 3, the paper tube is extruded and deformed, the telescopic distance of the telescopic cylinder 813 is controlled, and further the matching distance is controlled, the position control is accurate to through the setting position of adjustment contact 833 on guide bar 821, can adjust the protrusion distance of telescoping cylinder 813, satisfy the stroke needs that first side pressure die 4, second side pressure die 5, push down die 6 or push up die 7 are different, use in a flexible way.

Meanwhile, the second proximity sensor 832 is disposed on the first mounting seat 811, and more specifically, an angle bracket is fixedly mounted on a side of the first mounting seat 811 facing the second mounting seat 812, the second proximity sensor 832 is fixedly mounted at the angle bracket, and the second proximity sensor 832 is mounted by the angle bracket. The second proximity sensor 832 is opposite to the second mounting seat 812, and during the retraction process of the telescopic rod, the second mounting seat 812 moves and approaches the first mounting seat 811, and the second mounting seat 812 approaches the second proximity sensor 832 until the second proximity sensor 832 is in abutting fit with the second mounting seat 812; at this time, the second proximity sensor 832 sends an electrical signal, and the second proximity sensor 832 is electrically connected with the controller, the second proximity sensor 832 sends an electrical signal to be transmitted to the controller, the controller sends a closing signal to the telescopic cylinder 813, so that the telescopic cylinder 813 is closed, the second mounting seat 812 is adjacent to the first mounting seat 811 at this time, a gap is formed between the second mounting seat 812 and the first mounting seat 811, the gap formed between the second mounting seat 812 and the first mounting seat 811 can avoid the mutual collision of the first mounting seat 811 and the second mounting seat 812, and the stability and safety of the second mounting seat 812 during operation are improved.

Under the combined action of the first proximity sensor 831, the second proximity sensor 832 and the controller, the telescopic stroke of the telescopic rod in the telescopic cylinder 813 is controlled, so that the displacement stroke of the first mounting seat 811 is controlled, the accuracy in die assembly is increased, and the safety and the stability of the propelling mechanism 8 during operation are improved. Meanwhile, when the heating element 9 heats the first side pressing die 4, the second side pressing die 5, the lower pressing die 6, the upper pressing die 7 and other components, heat is transferred to the second mounting seat 812, and a gap formed between the second mounting seat 812 and the first mounting seat 811 can also separate heat emitted from the heating element 9 to the second mounting seat 812, so that the possibility of heat dissipation caused by mutual abutting joint of the first mounting seat 811 and the second mounting seat 812 is reduced, further, heat dissipation of the first side pressing die 4, the second side pressing die 5, the lower pressing die 6, the upper pressing die 7 and other components is reduced, and an unexpected heat preservation effect is achieved.

Referring to fig. 5, in order to realize hot press forming of a circular paper tube into a cushioning packaging workpiece, specifically, the core mold 3 is disposed in a square bar shape in the present embodiment, the core mold 3 is disposed along a horizontal direction, one end of the core mold 3 is fixedly mounted on the support plate by a screw, at this time, one end of the core mold 3 is fixedly connected with the frame 2, and the core mold 3 is parallel to the second mounting seat 812. The other end of the core mold 3 is opposite to the other supporting plate, a through hole is formed in the supporting plate in a penetrating mode, a paper tube can be fed through the through hole, the paper tube entering from the through hole can be directly sleeved to the core mold 3 to achieve feeding, the process is convenient and fast, in addition, a discharging mechanism can be further arranged on the rack 2, and the discharging mechanism is used for pushing out a formed workpiece from the through hole to achieve workpiece discharging.

It should be noted that the core mold 3 is used for supporting a paper tube in a fixed mounting manner, and meanwhile, the core mold 3 can be mounted in a movable manner, if the core mold 3 is movably mounted, the core mold 3 needs to be connected with a power device such as a hydraulic cylinder, and meanwhile, a corresponding guide device needs to be additionally mounted, when a workpiece is fed, the core mold 3 needs to be pushed to the right position, so that more displacement time is consumed, according to experimental calculation, the core mold 3 usually consumes 20s to 30s of time to be moved to a working position when movably displaced, and meanwhile, the core mold 3 shakes during displacement, which affects the mold, the positioning accuracy of the core mold 3 is poor, and the accuracy of workpiece processing is reduced; compare with the activity setting, install through the mode with mandrel 3 adoption fixed mounting, save mandrel 3's displacement action, only need connect the fiber container to 3 departments of mandrel at the feeding in-process, the fiber container only need directly go on pressing into the type to the work piece in 3 departments of mandrel can, only need directly push away the department with the work piece in ejection of compact in-process can, the work piece adds man-hour and puts and ejection of compact process is swift rapidly, and 3 positions of mandrel are accurate and difficult rocked, workpiece machining is accurate, the shaping quality is better.

With continued reference to fig. 5, the first side press die 4, the second side press die 5, the lower press die 6, and the upper press die 7 are respectively provided in the present embodiment in the form of long straight rods, wherein the first side stamping die 4, the second side stamping die 5, the lower stamping die 6 and the upper stamping die 7 can be fixedly arranged on different second installation seats 812 in the four groups of pushing mechanisms 8 through threaded fasteners, and the first side press die 4, the second side press die 5, the lower press die 6, and the upper press die 7 are respectively disposed in parallel with the second mount 812, so that the first side press die 4, the second side press die 5, the lower press die 6, the upper press die 7 and the core die 3 are parallel to each other, during the mold closing process, the core mold 3 is closely attached to the first side press die 4, the second side press die 5, the lower press die 6, and the upper press die 7 in the longitudinal direction, respectively.

Further, in this embodiment, the press die 6 includes the base portion 61 and the forming boss 62 protruding downward from the middle of the base portion 61, meanwhile, the top of the core mold 3 is recessed from outside to inside to be provided with the forming groove 31 for the forming boss 62 to be inserted and matched, the forming groove 31 extends along the length direction of the core mold 3, here, when the press die and the core mold 3 are mutually assembled, the forming boss 62 can be inserted and connected in the forming groove 31, at this time, the paper tube can be recessed on one side to form a clamping groove, the side of the electronic display can be clamped and embedded by the buffering packaging material through the clamping groove, and actual manufacturing and using requirements are met. Meanwhile, in the related art, a display screen with a thickness gradually increasing from the side edge to the middle part exists, in order to meet specific production requirements, two opposite sides of the forming boss 62 can be provided with a first wedge-shaped surface 621, the first wedge-shaped surface 621 is located at the root of the forming boss 62, and the first wedge-shaped surface 621 enables the width of the forming boss 62 to gradually narrow from one side close to the seat part 61 to one side far away from the seat part 61; meanwhile, the second wedge-shaped surface 311 is respectively arranged at the side walls of the two opposite sides of the forming groove 31, the second wedge-shaped surface 311 is located at one side of the opening of the forming groove 31, the second wedge-shaped surface 311 gradually widens the width of the forming groove 31 from inside to outside, when the forming boss 62 is inserted into the forming groove 31, the first wedge-shaped surface 621 and the second wedge-shaped surface 311 can be fitted and adapted, at the moment, the clamping groove of the workpiece forms an expanded shape under the mutual matching of the first wedge-shaped surface 621 and the second wedge-shaped surface 311, so as to adapt to the electronic display with gradually increased thickness, the fitting practical use working condition is adopted, and the design of the downward pressing die 6 and the core die 3 is flexible.

With reference to fig. 5, in order to bake and shape the paper tube in the pressed shape, specifically, the heating element 9 includes a plurality of electric heating rods 91 and a temperature controller, where the total number of the electric heating rods 91 may be, for example, five, ten or fifteen, the temperature controller is electrically connected to the electric heating rods 91, and the temperature controller can control the heating temperature of the electric heating rods 91, so as to regulate and control the baking temperature of the paper tube.

The core mold 3 and the lower punch 6 are respectively provided with an embedding hole 10 along the length direction, and the electric heating rod 91 is embedded into the core mold 3 and the lower punch 6 through the embedding hole 10 to realize embedding and installation. In addition, embedding grooves 11 are respectively recessed in the longitudinal direction at the side surfaces of the first side press die 4, the second side press die 5 and the upper press die 7 facing away from the core die 3, and the electric heating rod 91 is embedded in the embedding grooves 11 to realize embedding and installation. At this time, the electric bar 91 is started, and the electric bar 91 can emit heat to the first side press die 4, the second side press die 5, the upper press die 7, the core die 3, and the lower press die 6, respectively, so that the first side press die 4, the second side press die 5, the upper press die 7, the core die 3, and the lower press die 6 are heated, and then the paper tube is baked and hardened.

In addition, in this embodiment, the specific number of the electric heating rods 91 is ten, the electric heating rods 91 embedded in the core mold 3, the first side pressing die 4, the second side pressing die 5, the lower pressing die 6 and the upper pressing die 7 are two respectively, experiments show that if the number of the electric heating rods 91 is one, temperature rise is difficult, temperature rise efficiency is poor, if the number of the electric heating rods 91 is greater than two, heating power is too large, the product is easy to burn, and the product is burnt, and the electric heating rods 91 are set to be two with good temperature rise speed and heating effect.

The implementation principle of a hot-pressing forming mechanism for a buffer material in the embodiment of the application is as follows: in the process of processing and forming the buffer material, the cylinder is sleeved into the core mold 3 from one end of the core mold 3, and at the moment, the paper cylinder is placed.

And then the telescopic cylinders 813 are respectively started, the telescopic cylinders 813 push the second mounting bases 812 to move towards the core mould 3, the second mounting bases 812 in the four pushing mechanisms 8 respectively drive the lower pressing punch 6, the upper pressing punch 7, the first side pressing punch 4 and the second side pressing punch 5 to approach the core mould 3, and at the moment, the lower pressing punch 6, the upper pressing punch 7, the first side pressing punch 4 and the second side pressing punch 5 respectively press the paper tube with the core mould 3, so that the paper tube is deformed in the left, right, upper and lower sides.

Simultaneously, the electrical bar 91 starts, and the electrical bar 91 gives off the heat to make through heat-conducting mode push down die 6, go up to press die 7, first side and press die 4, second side and press die 5 branch and mandrel 3 to heat up and toast the fiber container, during the heat spreads into the fiber container from the inside and outside both sides of fiber container this moment, the fiber container toasts evenly, and the work piece after toasting is difficult for deformation.

The telescopic cylinder 813 is started again immediately, the telescopic rod of the telescopic cylinder 813 returns, the first side pressing die 4, the second side pressing die 5, the lower pressing die 6 and the upper pressing die 7 are driven by the second mounting seat 812 to return, the workpiece is taken out of the core die 3 immediately, the machining process can be completed, in the telescopic rod stretching process, under the action of the first proximity sensor 831, the second proximity sensor 832 and the controller, the displacement formation of the second mounting seat 812 is adjusted, and the displacement accuracy of the lower pressing die 6, the upper pressing die 7, the first side pressing die 4 and the second side pressing die 5 is accurate.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a buffer material hot briquetting mechanism which characterized in that: comprises a frame (2), a core mould (3), a first side pressing die (4), a second side pressing die (5), a lower pressing die (6), an upper pressing die (7), a propelling mechanism (8) and a heating element (9);

the core mold (3) is arranged along the horizontal direction, one end of the core mold (3) is fixedly connected with the rack (2), and the other end of the core mold (3) is used for sleeving and mounting a paper tube;

the pushing mechanisms (8) are arranged on the rack (2), the pushing mechanisms (8) are four groups, and the four groups of pushing mechanisms (8) are respectively arranged on the upper side and the lower side of the core mould (3) in the vertical direction and the left side and the right side of the core mould in the horizontal direction;

the first side pressing die (4), the second side pressing die (5), the lower pressing die (6) and the upper pressing die (7) are respectively and correspondingly arranged on four groups of pushing mechanisms (8), the lower pressing die (6) is positioned above the core die (3), the first side pressing die (4) and the second side pressing die (5) are respectively positioned on the left side and the right side of the core die (3) in the horizontal direction, the upper pressing die (7) is positioned above the core die (3), the pushing mechanisms (8) are used for driving the first side pressing die (4), and the second side pressing die (5), the lower pressing die (6) and the upper pressing die (7) are close to or far away from the core die (3);

the heating elements (9) are embedded in the core mold (3), the first side press punch (4), the second side press punch (5), the lower press punch (6) and the upper press punch (7), respectively.

2. The hot press molding mechanism for the cushioning material as set forth in claim 1, wherein: advancing mechanism (8) are including propulsion portion (81), propulsion portion (81) include first mount pad (811), second mount pad (812) and telescoping cylinder (813), first mount pad (811) fixed connection in on frame (2), telescoping cylinder (813) fixed mounting in on first mount pad (811), the telescopic link orientation of telescoping cylinder (813) mandrel (3), second mount pad (812) fixed connection in on the telescopic link of telescoping cylinder (813), second mount pad (812) are used for supplying first side pressure die (4), second side pressure die (5) push down die (6) and go up pressure die (7) fixed mounting.

3. The hot press molding mechanism for the cushioning material as set forth in claim 2, wherein: advancing mechanism (8) still include guide part (82), guide part (82) include guide sleeve (822) and guide bar (821), the one end fixed connection of guide bar (821) on second mount pad (812), guide sleeve (822) fixed connection in on first mount pad (811), guide bar (821) run through guide sleeve (822) and with guide sleeve (822) slide and be connected.

4. The hot press molding mechanism for the cushioning material as set forth in claim 3, wherein: the propulsion mechanism (8) further comprises a stroke control portion (83), the stroke control portion (83) comprising a controller, a first proximity sensor (831), a second proximity sensor (832), and a contact member (833);

the controller is arranged on the rack (2) and connected with the telescopic cylinder (813);

the first proximity sensor (831) is arranged on the first installation seat (811), the first proximity sensor (831) is connected with the controller, the contact piece (833) is fixedly connected to the guide rod (821), the first proximity sensor (831) is in contact fit with the contact piece (833), when the first proximity sensor (831) is in contact with the contact piece (833), the second installation seat (812) is adjacent to the core mold (3), and the telescopic cylinder (813) is closed;

the second proximity sensor (832) is arranged on the first mounting seat (811), the second proximity sensor (832) is connected with the controller, the second proximity sensor (832) is in butt fit with the second mounting seat (812), when the second proximity sensor (832) is in contact with the second mounting seat (812), the second mounting seat (812) is adjacent to the first mounting seat (811), a gap is formed between the second mounting seat (812) and the first mounting seat (811), and the telescopic cylinder (813) is closed.

5. The hot press molding mechanism for the cushioning material as set forth in claim 1, wherein: heating element (9) include electric rod (91) and temperature controller, temperature controller with electric rod (91) link to each other, electric rod (91) bury underground respectively in mandrel (3), first side press die (4), second side press die (5), push down die (6) and in last press die (7), bury underground in mandrel (3), first side press die (4), second side press die (5), push down die (6) and in last press die (7) electric rod (91) are two respectively.

6. The hot press molding mechanism for the cushioning material as set forth in claim 1, wherein: the middle part of the downward pressing punch die (6) is provided with a forming boss (62) which is arranged in a downward protruding mode, and the top of the core die (3) is provided with a forming groove (31) for the forming boss (62) to be matched in an inserting mode.

7. The hot press molding mechanism for the cushioning material as set forth in claim 6, wherein: the both sides of shaping boss (62) are provided with first wedge face (621) respectively, second wedge face (311) have been seted up respectively to the both sides of shaping recess (31), first wedge face (621) with second wedge face (311) looks adaptation.

8. The hot press molding mechanism for the cushioning material as set forth in claim 3, wherein: the guide parts (82) are multiple groups, and the multiple groups of guide parts (82) are uniformly arranged between the first mounting seat (811) and the second mounting seat (812).

9. The hot press molding mechanism for the cushioning material as set forth in claim 4, wherein: the contact piece (833) is a hose clamp.

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