CN212372816U

CN212372816U - Bottom rolling mechanism of high-speed paper cup machine

Info

Publication number: CN212372816U
Application number: CN202021385097.XU
Authority: CN
Inventors: 章明国
Original assignee: Ruian Mingguo Machinery Co ltd
Current assignee: Ruian Mingguo Machinery Co ltd
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-01-19
Anticipated expiration: 2030-07-15

Abstract

The utility model discloses a bottom rolling mechanism of a high-speed paper cup machine, a second power connecting rod assembly drives a sliding base to slide along a linear rail so as to drive a firecracker base seat to move close to a cup body mould, so that a paper cup body on the cup body mould and the cup bottom correspondingly enter a bottom mould and a knurling mould, then a first power connecting rod assembly pushes a swing rod to rotate around a rotating shaft so as to drive a central shaft to move along the axial direction of the central shaft, so that a roller on the central shaft moves in an oblique guide groove, further the swing arm is driven to rotate around a pin shaft, a front end toggle head of the swing arm drives a sliding bearing seat to move along a guide rail, thereby driving the knurling mould to move along the guide rail so as to enable the knurling mould to be close to the inner wall of the bottom mould so as to clamp the cup body, a first driving mechanism drives the knurling mould to rotate so as to realize knurling rotary operation on the bottom of the cup body, the processing is convenient, need not to set up the spring, avoid the problem of spring inefficacy.

Description

Bottom rolling mechanism of high-speed paper cup machine

Technical Field

The utility model relates to a fashioned technical field of paper cup especially relates to a bottom mechanism is rolled to high-speed paper cup machine.

Background

In the prior art, after a cup body and a cup bottom are respectively processed in the production process of a paper cup, the cup bottom is put into the paper cup from the bottom of the cup body, then a bottom rolling device is used for pressing body paper and bottom paper of the paper cup to manufacture a finished paper cup.

The rolling wheel is arranged on a movable block (namely a sliding block), the top shaft moves up and down, the movable block is driven to move (move radially) to one side of the rolling wheel seat through the inclined surface of the top shaft (namely the top rod) to perform knurling, and the movable block is reset to the center through the spring and the ejector after the knurling is completed. The installation side holes are needed to be processed on the movable block through the reset of the spring and the ejector, the processing is troublesome, the parts are more, the assembly is complicated, and the installation side holes are limited by space reasons; because the inclined surface is used as the driving surface, the contact area between the driving surface and the movable block is large, the friction force is large, the abrasion is fast, and the service life is short; meanwhile, the inclined surface drive can also generate axial component force on the loose piece, so that the abrasion of the sliding fit surface of the loose piece is accelerated, the loose piece is easy to generate, and the knurling quality is further influenced.

Disclosure of Invention

The utility model aims at providing a high-speed paper cup machine rolls end mechanism to solve current paper cup machine and roll end mechanism processing troublesome, the spare part is many, the assembly is numerous and diverse, is subject to the space moreover, the spring is inefficacy easily, annular knurl quality unstability scheduling problem.

In order to solve the problems, the utility model provides a bottom rolling mechanism of a high-speed paper cup machine, which comprises a gun platform seat, a bottom die arranged at the front end of the gun platform seat, a knurling mold arranged at the front end of the gun platform seat, a rotary knurling nesting sleeve arranged in the gun platform seat, a first driving mechanism for driving the rotary knurling nesting sleeve, a second driving mechanism for driving the knurling mold to be close to or far away from the inner wall of the bottom die, and a third driving mechanism for driving the gun platform seat to be close to or far away from a cup body mold;

the second driving mechanism comprises a central shaft, a swing rod, a swing arm, a swing rod seat, a sliding bearing seat, a guide rail and a first power connecting rod assembly for driving the central shaft to axially move, the central shaft penetrates through the rotary knurl embedded sleeve, one end of the swing rod is connected with the first power connecting rod assembly, the other end of the swing rod is connected with the central shaft, the middle of the swing rod is connected with the swing rod seat through a rotating shaft, an oblique guide groove is formed in the central shaft, a roller wheel matched with the oblique guide groove is arranged at the rear end of the swing arm, a stirring head for stirring the sliding bearing seat to move along the guide rail is arranged at the front end of the swing arm, and the middle of the swing arm is connected with the rotary knurl embedded;

third actuating mechanism includes the line rail, slides and locates sliding bottom on the line rail and be used for the drive sliding bottom follows the gliding second power link assembly of line rail, sliding bottom connect in the bottom of big gun platform seat.

Furthermore, the front end of the rotary knurl nesting is connected with the sliding bearing seat through a connecting sleeve, the knurling mold is connected with the sliding bearing seat through a bearing assembly, the sliding bearing seat is arranged in the guide rail in a sliding mode, and the sliding bearing seat is provided with a shifting groove connected with the shifting head.

Further, the first driving mechanism is a belt driving structure, and a belt pulley of the belt driving structure is connected with the rotary knurls in a nested mode.

Furthermore, the swing rod is connected with the central shaft through a mounting sleeve, and the swing rod seat is connected with the fort seat.

Further, the first power connecting rod component comprises a first driving end, a first buffer sleeve, a first buffer spring arranged in the first buffer sleeve and a first driven end, the first driven end is connected with the swing rod, and the first driving end is connected with a power source.

Further, the second power connecting rod component comprises a second driving end, a second buffer sleeve, a second buffer spring arranged in the second buffer sleeve and a second driven end, the second driven end is connected with the sliding base, and the second driving end is connected with the power source.

Furthermore, the third driving mechanism further comprises a limiting structure for limiting the displacement of the sliding base.

Further, limit structure includes gag lever post, stopper and spacing seat, the gag lever post connect in parallel in sliding bottom's lower extreme, the stopper is located on the gag lever post, sliding bottom drives the gag lever post removes and then drives the stopper with spacing seat butt is spacing.

The utility model provides a high-speed paper cup machine bottom rolling mechanism, a cup body and a cup bottom are installed in a cup body mould, a third driving mechanism acts, a second power connecting rod assembly drives a sliding base to slide along a linear rail so as to drive a firecracker seat to move close to the cup body mould, so that a paper cup body and the cup bottom on the cup body mould correspondingly enter a bottom mould and a knurling mould, then a second driving mechanism acts, namely, a first power connecting rod assembly pushes a swing rod to rotate around a rotating shaft so as to drive a central shaft to move along the axial direction of the central shaft, so that an oblique guide groove on the central shaft pushes a roller to move, further, a swing arm is driven to rotate around the pin shaft, a front end stirring head of the swing arm drives a sliding bearing seat to move along a guide rail, thereby driving the knurling mould to move along the guide rail so as to enable the knurling mould to be close to the inner wall, drive the knurling mould and rotate in order to realize carrying out rotatory annular knurl operation to the cup bottom, its processing is convenient, spare part is less, the assembly is simple, directly pass through the pendulum rod, the linkage of center pin and swing arm, thereby make the center pin axial toward the anti-migration realize between knurling mould and the die block cup and the bottom die initiatively compress tightly and with the initiative release, need not to set up the spring that makes the knurling mould reset, avoid the problem of spring inefficacy, adopt gyro wheel and slant guide slot roll fit, frictional resistance is little, the motion is nimble, stir the sliding bearing seat motion through the stirring head on the swing arm, no axial component, the guide rail wearing and tearing are little, long service life, the annular knurl steady quality.

Drawings

Fig. 1 is a schematic perspective view of a bottom rolling mechanism of a high-speed paper cup machine according to an embodiment of the present invention.

Fig. 2 is a schematic sectional structural view of a bottom rolling mechanism of a high-speed paper cup machine according to an embodiment of the present invention.

Fig. 3 is a schematic view of a partial cross-sectional structure of a bottom rolling mechanism of a high-speed paper cup machine according to an embodiment of the present invention.

Fig. 4 is the embodiment of the present invention shows an assembly structure of the swing arm and the central shaft.

In the figure, A, a cup body mould; 1. a cannon pedestal; 2. bottom die; 3. knurling a die; 4. rotating and knurling and nesting; 5. a central shaft; 6. a swing rod; 7. swinging arms; 8. a swing rod seat; 9. a sliding bearing seat; 10. a guide rail; 11. a first power link assembly; 12. a roller; 13. an oblique guide groove; 14. a poking head; 15. a pin shaft; 16. a rotating shaft; 17. a wire track; 18. a sliding base; 19. a second power link assembly; 20. connecting sleeves; 21. a bearing assembly; 22. a groove is poked; 23. a belt pulley; 24. installing a sleeve; 25. a limiting rod; 26. a limiting block; 27. a limiting seat; 28. a cavity; 111. a first active end; 112. a first cushion collar; 113. a first buffer spring; 114. a first passive end; 191. a second active end; 192. a second cushion collar; 193. a second buffer spring; 194. a second passive end.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

With reference to fig. 1 to 4, a bottom rolling mechanism of a high-speed paper cup machine according to an embodiment of the present invention is schematically shown, and includes a gun platform base 1, a bottom mold 2 disposed at a front end of the gun platform base 1, a knurling mold 3 disposed in a front end of the gun platform base 1, a rotating knurling nesting sleeve 4 disposed in the gun platform base 1, a first driving mechanism for driving the rotating knurling nesting sleeve 4, a second driving mechanism for driving the knurling mold 3 to be close to or far away from an inner wall of the bottom mold 2, and a third driving mechanism for driving the gun platform base to be close to or far away from a cup body mold; the second driving mechanism comprises a central shaft 5, a swing rod 6, a swing arm 7, a swing rod seat 8, a sliding bearing seat 9, a guide rail 10 and a first power connecting rod assembly 11 for driving the central shaft 5 to axially move, the central shaft 5 penetrates through the rotary knurled nest 4, one end of the swing rod 6 is connected with the first power connecting rod assembly 11, the other end of the swing rod 6 is connected with the central shaft 5, the middle of the swing rod 6 is connected with the swing rod seat 8 through a rotating shaft 16, an oblique guide groove 12 is arranged on the central shaft 5, a roller 12 matched with the oblique guide groove 12 is arranged at the rear end of the swing arm 7, a stirring head 14 for stirring the sliding bearing seat 9 to move along the guide rail 10 is arranged at the front end of the swing arm 7, and the middle; the third driving mechanism comprises a line rail 17, a sliding base 18 arranged on the line rail 17 in a sliding mode, and a second power connecting rod assembly 19 used for driving the sliding base 18 to slide along the line rail 17, wherein the sliding base 18 is connected to the bottom of the cannon pedestal 1.

Specifically, the cup body and the cup bottom are installed in a cup body mold A, the third driving mechanism acts, the second power connecting rod assembly 19 drives the sliding base 18 to slide along the line rail 17 to drive the cannon pedestal 1 to move close to the cup body mold A, so that the cup body and the cup bottom on the cup body mold A enter the bottom mold 2 and the knurling mold 3, then the second driving mechanism acts, namely, the first power connecting rod assembly 11 pushes the swing rod 6 to rotate around the rotating shaft 16 to drive the central shaft 5 to move along the axial direction of the central shaft 5, the inclined guide groove 13 on the central shaft 5 pushes the roller 12 to move in the inclined guide groove 13, further the swing arm 7 is driven to rotate around the pin shaft 15, the front end toggle head 14 of the swing arm 7 drives the sliding bearing seat 9 to move along the guide rail 10, and further drives the knurling mold 3 to move along the guide rail 10 so that the knurling mold 3 is close to the inner wall of, the first driving mechanism drives the rotary knurling nesting sleeve 4 to rotate, the rotary knurling mold 3 is driven to rotate so as to achieve rotary knurling operation on the bottom of the cup body, the processing is convenient, parts are few, assembly is simple, the oscillating bar 6 is directly connected, the central shaft 5 is in linkage with the oscillating arm 7, the central shaft 5 is enabled to axially move backwards, active compression and active release of the cup body and the cup bottom between the knurling mold 3 and the bottom mold 2 are achieved, a spring for resetting the knurling mold 3 is not needed, the problem of spring failure is avoided, the rolling fit of the roller 12 and the inclined guide groove 13 is adopted, friction resistance is small, movement is flexible, the sliding bearing seat 9 is moved through the shifting head 14 on the oscillating arm 7, no axial component force exists on the sliding bearing seat 9, the guide rail 10 is small in abrasion, the service life is long, and knurling quality.

As shown in fig. 4, the spindle 5 is provided with a cavity 28 in the preferred embodiment to accommodate the swing arm 7.

Further, the front end of the rotary knurling nest 4 is connected with a sliding bearing seat 9 through a connecting sleeve 20, the knurling mold 3 is connected with the sliding bearing seat 9 through a bearing assembly 21, the sliding bearing seat 9 is arranged in a guide rail 10 in a sliding mode, a poking groove 22 connected with a poking head 14 is formed in the sliding bearing seat 9, the poking head 14 of the swing arm 7 drives the sliding bearing seat 9 to move along the guide rail 10, and then the knurling mold 3 is driven to move to tightly press and bond the corresponding position of the cup bottom and the cup body under the combined action of the inner wall of the bottom mold 2.

Preferably, the first driving mechanism is a belt driving structure, a belt pulley 23 of the belt driving structure is connected with the rotary knurling nesting sleeve 4, and the rotary knurling nesting sleeve 4 is driven to rotate by the belt driving structure so as to realize the rotary knurling operation on the cup bottom.

The swing rod 6 in the embodiment is connected with the central shaft 5 through the mounting sleeve 24, the mounting sleeve 24 is used for converting the swing of the swing rod 6 into axial push-pull movement to the central shaft 5, the swing rod seat 8 is connected with the cannon pedestal 1, and therefore the swing rod seat 8 can move together with the cannon pedestal 1 to control the movement of the knurling mold 3.

In this implementation, the first power link assembly 11 includes a first driving end 111, a first buffer sleeve 112, a first buffer spring 113 and a first passive end 114 disposed in the first buffer sleeve 112, the first passive end 114 is connected with the swing rod 6, the first driving end 111 is connected with a power source, the power source drives the first passive end 114 to move horizontally to realize axial movement of the swing rod 6 driving the central shaft 5, the structure is simple, the operation is convenient, and the buffer in the moving process is realized through the first buffer sleeve 112 and the first buffer spring 113, so as to ensure the stability of the knurl movement.

Similarly, the second power link assembly 19 is similar to the first power link assembly 11 in structure and includes a second driving end 191, a second buffer sleeve 192, a second buffer spring 193 disposed in the second buffer sleeve, and a second driven end 194, wherein the second driven end 194 is connected to the sliding base 18, and the second driving end 191 is connected to the power source.

In this embodiment, the third driving mechanism further includes a limiting structure for limiting the displacement of the sliding base 18, and the sliding base 18 is limited by the limiting structure to further limit the moving position of the whole cannon pedestal 1, so as to ensure that the distance of each movement of the cannon pedestal 1 is determined, that is, the cup bottom on the cup body mold a can be just matched with the cup body, the bottom mold 2 and the knurling mold 3. Specifically, limit structure includes gag lever post 25, stopper 26 and spacing seat 27, gag lever post 25 connects in sliding bottom 18's lower extreme parallelly, stopper 26 is located on gag lever post 25, sliding bottom 18 drives gag lever post 25 and removes and then drives stopper 26 and spacing seat 27 butt spacingly, when second power link assembly 19 drives sliding bottom 18 and removes along linear rail 17 and be close to or keep away from cup mould A, sliding bottom 18 drives gag lever post 25 in step and removes, when sliding bottom 18 removes the back that targets in place, thereby stopper 26 butt on gag lever post 25 restricts sliding bottom 18 and continues to remove on spacing seat 27, go on smoothly with the assurance bottom of rolling the action.

It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. A bottom rolling mechanism of a high-speed paper cup machine is characterized by comprising a firecracker base seat, a bottom die arranged at the front end of the firecracker base seat, a knurling mold arranged in the front end of the firecracker base seat, a rotary knurling nesting sleeve arranged in the firecracker base seat, a first driving mechanism used for driving the rotary knurling nesting sleeve, a second driving mechanism used for driving the knurling mold to be close to or far away from the inner wall of the bottom die, and a third driving mechanism used for driving the firecracker base seat to be close to or far away from a cup body mold;

2. The bottom rolling mechanism of the high-speed paper cup machine according to claim 1, wherein the front end of the rotary knurl nest is connected with the sliding bearing seat through a connecting sleeve, the knurling mold is connected with the sliding bearing seat through a bearing assembly, the sliding bearing seat is slidably arranged in the guide rail, and the sliding bearing seat is provided with a poking groove connected with the poking head.

3. The bottom rolling mechanism of high-speed paper cup machine of claim 2, wherein the first driving mechanism is a belt driving structure, and a belt pulley of the belt driving structure is nested with the rotary knurls.

4. The bottom rolling mechanism of the high-speed paper cup machine as claimed in claim 3, wherein the swing rod is connected with the central shaft through a mounting sleeve, and the swing rod seat is connected with the fort seat.

5. The bottom rolling mechanism of the high-speed paper cup machine of claim 4, wherein the first power link assembly comprises a first driving end, a first buffer sleeve, a first buffer spring arranged in the first buffer sleeve, and a first passive end, the first passive end is connected with the swing rod, and the first driving end is connected with a power source.

6. The bottom rolling mechanism of high-speed paper cup machine of claim 5, wherein the second power link assembly comprises a second driving end, a second buffer sleeve, a second buffer spring disposed in the second buffer sleeve, and a second driven end, the second driven end is connected to the sliding base, and the second driving end is connected to a power source.

7. The bottom rolling mechanism of the high-speed paper cup machine according to any one of claims 1-6, wherein the third driving mechanism further comprises a limiting structure for limiting the displacement of the sliding base.

8. The bottom rolling mechanism of the high-speed paper cup machine according to claim 7, wherein the limiting structure comprises a limiting rod, a limiting block and a limiting seat, the limiting rod is connected to the lower end of the sliding base in parallel, the limiting block is arranged on the limiting rod, and the sliding base drives the limiting rod to move so as to drive the limiting block to abut against the limiting seat for limiting.