Paper round tube spiral extrusion processing shaping mechanism

Abstract

The utility model relates to the technical field of paper round tube processing, in particular to a paper round tube spiral extrusion processing shaping mechanism which comprises a mounting frame, a feeding platform, a conveying device, a positioning device and a shaping device, the mounting frame is fixedly arranged, the feeding platform is fixedly arranged on the mounting frame, and the feeding platform comprises a slope part and a horizontal part which are connected; paper round tubes to be shaped and processed roll to the horizontal part along the slope part, the conveying device is installed on the installation frame and located at the horizontal part, the conveying device conveys the paper round tubes to the shaping device one by one, the positioning device is installed on the installation frame and positions the paper round tubes rolling on the horizontal part, and the shaping device is arranged on the installation frame. The shaping device is located at the output port of the horizontal part, the shaping device conducts rolling shaping treatment on the paper round pipe, through the automatic procedures, the manufacturing efficiency of the paper round pipe is higher, the product quality stability is improved, and the size precision, the appearance and the strength of the round pipe are unified.

Description

TECHNICAL FIELD

[0001] The utility model relates to paper round pipe processing technical field, especially paper round pipe spiral extrusion processing shaping mechanism. BACKGROUND

[0002] The paper round pipe is widely used and can be applied to the packaging field, the building field, the industrial field, the firework manufacturing field and the cultural and artistic field, wherein, the production process of the paper tube includes slitting, tube winding, gluing and extrusion forming steps.

[0003] After the elongated paper round pipe is wound and glued, it is prone to deformation due to its small diameter and long length, especially when it is applied to the manufacture of fireworks, the deformed paper round pipe will affect the manufacturing quality of the fireworks, so it is necessary to perform extrusion processing and shaping treatment on the paper round pipe after gluing to ensure the straightness of the paper round pipe.

[0004] For example, the Chinese utility model patent with application number CN201920707758.7 specifically discloses a spiral seamless extrusion device for paper tube production, which comprises an extrusion mechanism arranged inside a tube shell, a paper tube clamp mounted on the outer wall of the tube shell, the tube shell has an open side and a closed side, and a feeding mechanism is arranged on the open side of the tube shell, a toothed disc is fixed on the inner wall of the closed side of the tube shell by welding, a paper tube is arranged between the feeding mechanism and the extrusion mechanism, the paper tube is provided with a paper tube clamp outside, the paper tube clamp is used to transport the paper tube to a suitable feeding position, and the extrusion mechanism comprises a first motor, a sun gear, a rotating shaft, a planetary gear, an extrusion roller and a connecting piece, the closed side of the tube shell is provided with the first motor, the output shaft of the first motor penetrates through the outer wall of the tube shell, and the sun gear is sleeved outside the output shaft, the utility model has the characteristics of high practicability and high extrusion efficiency.

[0005] However, the above-mentioned spiral seamless extrusion device for paper tube production cannot meet the straightness correction of the elongated paper round pipe in the present application when it is applied to the elongated paper round pipe. UTILITY MODEL CONTENTS

[0006] In view of the above problems, the utility model provides a paper round pipe spiral extrusion processing shaping mechanism, which uses the rolling shaping of the shaping device to replace the existing manual shaping, directly integrates the shaping mechanism with the paper round pipe processing equipment, realizes online shaping processing of the paper round pipe, does not need offline detection, has high automation degree, high shaping efficiency and good shaping effect.

[0007] The technical scheme of a paper tube spiral extrusion processing and shaping mechanism provided by the application is as follows:

[0008] The paper tube spiral extrusion processing and shaping mechanism comprises a mounting frame, a feeding platform, a conveying device, a positioning device and a shaping device.

[0009] The mounting frame is fixedly installed.

[0010] The feeding platform is fixedly installed on the mounting frame, and comprises an inclined part and a horizontal part which are connected, and the paper tube to be shaped is rolled along the inclined part to the horizontal part.

[0011] The conveying device is installed on the mounting frame, and is located at the horizontal part, and the conveying device conveys the paper tubes to the shaping device one by one.

[0012] The positioning device is installed on the mounting frame, and positions the paper tubes rolled on the horizontal part.

[0013] The shaping device is installed on the mounting frame, and is located at the output port of the horizontal part, and the shaping device performs rolling and shaping treatment on the paper tube.

[0014] As an improvement, a plurality of groups of parallel strip-shaped grooves are arranged on the feeding platform, the strip-shaped grooves are arranged from the horizontal part to the inclined part, and a plurality of workstations are sequentially arranged from the inclined part to the horizontal part along the arrangement direction of the strip-shaped grooves, and the workstations comprise a first positioning workstation, a second positioning workstation, a third positioning workstation and a shaping workstation.

[0015] As an improvement, the first positioning workstation is located at the joint position of the inclined part and the horizontal part, and two groups of symmetrically arranged through holes are arranged at the first positioning workstation.

[0016] As an improvement, symmetrically arranged insertion holes are arranged on the two side flanges of the horizontal part at the second positioning workstation.

[0017] As an improvement, the shaping workstation is located at the output port of the horizontal part, and a through rolling groove hole is arranged in the middle of the horizontal part at the shaping workstation.

[0018] As an improvement, the conveying device comprises a feeding plate, a lifting module and a pushing module.

[0019] As an improvement, the feeding plate is arranged in one-to-one correspondence with the strip-shaped slot, the feeding plate is vertically arranged in the strip-shaped slot, and the feeding plate is horizontally pushed along the strip-shaped slot.

[0020] As an improvement, the lifting module is arranged below the horizontal part, and the lifting module drives the feeding plate to vertically move.

[0021] As an improvement, the pushing module is arranged below the horizontal part, and the pushing module drives the feeding plate and the lifting module to synchronously horizontally move.

[0022] As an improvement, the strip-shaped slot is composed of an inclined edge arranged in an inclined manner and a vertical edge arranged in a vertical manner, and the vertical edge is located on the side close to the slope part.

[0023] As an improvement, the positioning device comprises a first positioning unit, a second positioning unit and a third positioning unit.

[0024] As an improvement, the first positioning unit is arranged at the first positioning station, the first positioning unit comprises two groups of symmetrically arranged top rods, the top rods are vertically arranged, and the top rods penetrate the through holes when being lifted.

[0025] As an improvement, the second positioning unit is arranged at the second positioning station, the second positioning unit comprises two groups of symmetrically arranged top pins, the top pins are horizontally pushed, and the top pins penetrate the insertion holes and are inserted into the paper tube when being pushed.

[0026] As an improvement, the third positioning unit is arranged at the third positioning station, the third positioning unit comprises two groups of symmetrically arranged baffles, and the baffles are vertically arranged.

[0027] As an improvement, the shaping device comprises an extrusion unit and a rolling unit.

[0028] As an improvement, the extrusion unit is arranged at the shaping station, the extrusion unit comprises two groups of rolling shafts and two groups of pressing shafts, the rolling shafts are parallelly arranged on the horizontal part, the pressing shafts are vertically arranged above the rolling shafts, the rolling shafts and the pressing shafts are freely arranged, and the rolling shafts and the pressing shafts are provided with empty gaps opposite to the strip-shaped slot, and the rolling shafts and the pressing shafts are arranged around the paper tube.

[0029] As improvement, the rolling unit is arranged at the rolling groove hole, the rolling unit comprises a spiral rolling wheel, a friction wheel and a driven wheel, the spiral rolling wheel is located below the rolling groove hole, the spiral rolling wheel is arranged to rotate actively, the friction wheel is arranged above the rolling groove hole, the friction wheel is arranged to swing by pneumatic clamping jaw driving, the driven wheel is arranged in several groups, the driven wheel is arranged to rotate coaxially with the friction wheel;

[0030] As improvement, when the friction wheel and the spiral rolling wheel are in frictional contact and driven rotation, the friction wheel drives the driven wheel to rotate, the driven wheel cooperates with the corresponding frictional contact rolling shaft to drive the paper tube to rotate.

[0031] As improvement, the pressing shaft is driven to ascend and descend by the descending unit arranged on both sides of the shaping station.

[0032] As improvement, the descending unit drives the baffle to ascend and descend synchronously.

[0033] As improvement, the end of the feeding plate along the length direction of the strip-shaped groove is arranged as a slope, the slope pushes the paper tube processed at the shaping station out.

[0034] The paper tube spiral extrusion processing and shaping mechanism has the advantages that:

[0035] (1) The paper tube spiral extrusion processing and shaping mechanism has the advantages that: the paper tube is placed on the feeding platform, the automatic process is realized through the three positioning stations and the positioning devices on each process, and the production efficiency and product stability are improved effectively.

[0036] (2) The paper tube spiral extrusion processing and shaping mechanism has the advantages that: the feeding platform is improved to be provided with a shaping station, the shape of the paper tube is corrected through the shaping station, the shape of the paper tube is further corrected through the cooperation between the extrusion unit and the rolling unit in the shaping device, and the size precision, shape and strength consistency of the paper tube are effectively ensured.

[0037] In summary, the paper tube spiral extrusion processing and shaping mechanism has the advantages that: compared with the prior art, the production efficiency and product quality stability are improved effectively, and the size precision, shape and strength consistency of the paper tube are ensured. DRAWINGS

[0038] Figure 1 It is a front view structural schematic diagram of the utility model;

[0039] Figure 2 It is a three-dimensional structural schematic diagram of the utility model;

[0040] Figure 3 It is a three-dimensional structural enlarged schematic diagram of the utility modelFigure 1

[0041] Figure 4 For the utility model three-dimensional structure amplification schematic Figure 2

[0042] Figure 5 For the utility model plane structure schematic view

[0043] Figure 6 For the utility model feeding plate structure schematic view

[0044] Figure 7 For the utility model friction wheel structure schematic view.

[0045] In the figure: 1, mounting bracket, 10, paper tube, 2, feeding platform, 200, station, 201, first positioning station, 202, second positioning station, 203, third positioning station, 204, shaping station, 21, slope part, 22, horizontal part, 23, strip-shaped slot, 231, bevel, 232, vertical edge, 24, through hole, 25, insertion hole, 26, rolling slot hole, 261, spiral rolling wheel, 262, friction wheel, 263, driven wheel, 264, slide rail C, 265, pneumatic clamping, 3, conveying device, 31, feeding plate, 311, clamping groove, 312, slope, 32, lifting module, 321, slide rail A, 33, push module 4, positioning device, 41, first positioning unit, 42, second positioning unit, 421, thimble, 422, slide rail D, 43, third positioning unit, 431, baffle, 5, shaping device, 51, extrusion unit, 511, roller, 512, pressure shaft, 513, empty gap, 514, moving device, 515, slide rail B, 516, side plate, 517, connecting plate, 52, rolling unit, 53, descending unit, 531, air cylinder A, 6, pipe conveying part, 61, clamping opening. DETAILED DESCRIPTION

[0046] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0047] ​​In the description of this utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or component referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0048] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this utility model, "a plurality of" means two or more, unless otherwise explicitly specified.

[0049] Example 1:

[0050] like Figures 1 to 7 As shown, a paper tube spiral extrusion and shaping mechanism includes a mounting frame 1, a feeding platform 2, a conveying device 3, a positioning device 4, and a shaping device 5.

[0051] The mounting bracket 1 is fixedly installed;

[0052] The feeding platform 2 is fixedly installed on the mounting frame 1. The feeding platform 2 includes a ramp 21 and a horizontal part 22 connected together. The paper tube 10 to be shaped rolls along the ramp 21 to the horizontal part 22.

[0053] The conveying device 3 is installed on the mounting frame 1. The conveying device 3 is located at the horizontal part 22, and the conveying device 3 conveys the paper tubes 10 one by one to the shaping device 5.

[0054] The positioning device 4 is mounted on the mounting frame 1, and the positioning device 4 positions the paper tube 10 rolling on the horizontal part 22;

[0055] The feeding platform 2 is provided with several sets of parallel strip grooves 23. The strip grooves 23 extend from the horizontal part 22 to the inclined part 21. Along the setting direction of the strip grooves 23, several workstations 200 are arranged sequentially from the inclined part 21 to the horizontal part 22. The workstations 200 include a first positioning workstation 201, a second positioning workstation 202, a third positioning workstation 203 and a shaping workstation 204.

[0056] The first positioning station 201 is located at the joint position of the slope part 21 and the horizontal part 22, and two groups of symmetrically arranged through holes 24 are arranged at the first positioning station 201;

[0057] Symmetrically arranged insertion holes 25 are arranged on the flanges on both sides of the horizontal part 22 at the second positioning station 202;

[0058] The conveying device 3 comprises a conveying plate 31, a lifting module 32 and a pushing module 33.

[0059] The conveying plate 31 is arranged in one-to-one correspondence with the strip-shaped grooves 23, is vertically arranged in the strip-shaped grooves 23, and is horizontally arranged along the strip-shaped grooves 23. Three groups of clamping grooves 311 are arranged on the conveying plate 31 along the length direction of the strip-shaped grooves 23, the clamping grooves 311 are used for carrying the paper round tubes 10, and the spacing between adjacent clamping grooves 311 is equal to the spacing between adjacent stations 200.

[0060] The lifting module 32 is installed below the horizontal part 22, and drives the conveying plate 31 to be vertically arranged.

[0061] The pushing module 33 is installed below the horizontal part 22, and drives the conveying plate 31 and the lifting module 32 to be synchronously horizontally arranged.

[0062] The strip-shaped groove 23 is composed of an inclined edge 231 arranged in an inclined manner and a vertical edge 232 arranged in a vertical manner, and the vertical edge 232 is located on the side close to the slope part 21.

[0063] The positioning device 4 comprises a first positioning unit 41, a second positioning unit 42 and a third positioning unit 43.

[0064] The first positioning unit 41 is installed at the first positioning station 201, comprises two groups of symmetrically arranged jacks 411, the jacks 411 are vertically arranged, and the jacks 411 penetrate the through holes 24 when being lifted.

[0065] The second positioning unit 42 is installed at the second positioning station 202, comprises two groups of symmetrically arranged ejector pins 421, the ejector pins 421 are horizontally arranged, and the ejector pins 421 penetrate the insertion holes 25 and are inserted into the paper round tubes 10 when being pushed.

[0066] The third positioning unit 43 is arranged at the third positioning station 203, comprises two groups of symmetrically arranged baffles 431, and the baffles 431 are vertically arranged.

[0067] It needs to be explained that: the application also includes a pipe conveying part 6 located at the top end of the slope part 21, the pipe conveying part 6 includes several groups of tensioning clamps 61 arranged in the conveying direction of the paper tube 10, the tensioning clamps 61 are driven by gas, the paper tube spiral extrusion processing and shaping mechanism of the application is integrally connected with the paper tube processing equipment, when the winding and gluing work of the paper tube 10 is completed, the paper tube will be conveyed to the pipe conveying part 6, and the pipe conveying part 6 will be clamped and supported, when the paper tube at the first positioning station 201 is conveyed to the second positioning station 202, the pipe conveying part 6 releases the clamped and supported paper tube, so that the paper tube is transferred to the first positioning station 201, and then the paper tube 10 is automatically transported to the shaping device 5 through the feeding platform 2, and the straightness of the paper tube 10 is corrected through the shaping device 5.

[0068] In addition, the tensioning clamps 61 at the end of the pipe conveying part 6 in the application are driven by a push cylinder and are arranged to move along the axis direction of the paper tube, thereby adapting to paper tubes of different lengths.

[0069] Specifically, the paper tube 10 needs to be moved and positioned for three times during the process of being transferred from the first positioning station 201 to the shaping station 204, and the specific moving and positioning process is as follows:

[0070] Firstly, the paper tube 10 enters the first positioning station 201 through the pipe conveying part 6, falls to the position connected with the horizontal part 22 through the slope part 21 on the feeding platform 2, and is limited by the two groups of symmetrically arranged top rods 411 extending out of the two groups of symmetrically arranged through holes 24.

[0071] Secondly, when the paper tube 10 needs to enter the second positioning station 202, the feeding plate 31 is lifted by the lifting module 32 to lift the feeding plate 31 to extend out of the slot 23 and support the paper tube 10 on the clamping groove 311 on the feeding plate 31, at the same time, the top rod 411 is lowered to release the limitation of the paper tube 10, and the feeding plate 31 is pushed to the second positioning station 202 by moving forward through the slide rail A321 on the pushing module 33, and then the two groups of symmetrically arranged top pins 421 are horizontally pushed and penetrate into the insertion hole 25 to limit the paper tube 10;

[0072] The third path: when the paper tube 10 needs to enter the third positioning station 203, the feeding plate 31 performs the same operation to convey the paper tube 10, and the two groups of symmetrically arranged ejector pins 421 are extracted from the paper tube 10 and conveyed to the third positioning station 203, and the two groups of symmetrically arranged baffles 431 are arranged to limit the paper tube 10, and the baffles 431 are arranged in an L shape.

[0073] Embodiment 2:

[0074] Embodiment 2 of the utility model is different from embodiment 1 in that:

[0075] As shown in Figures 1 to 7 The shaping device 5 is arranged on the mounting frame 1, the shaping device 5 is located at the output of the horizontal part 22, and the shaping device 5 performs rolling shaping treatment on the paper tube 10.

[0076] The shaping station 204 is located at the output of the horizontal part 22, and the middle part of the horizontal part 22 at the shaping station 204 is provided with a through rolling groove hole 26.

[0077] The shaping device 5 comprises an extrusion unit 51 and a rolling unit 52.

[0078] The extrusion unit 51 is arranged at the shaping station 204, the extrusion unit 51 comprises two groups of rolling shafts 511 and two groups of pressing shafts 512, the rolling shafts 511 are arranged in parallel on the horizontal part 22, the pressing shafts 512 are arranged in a lifting mode above the rolling shafts 511, the rolling shafts 511 and the pressing shafts 512 are arranged in a free rolling mode, the rolling shafts 511 and the pressing shafts 512 are provided with empty gaps 513 opposite the strip-shaped grooves 23, and the rolling shafts 511 and the pressing shafts 512 are arranged around the paper tube 10 in cooperation.

[0079] The rolling unit 52 is arranged at the rolling groove hole 26, the rolling unit 52 comprises a spiral rolling wheel 261, a friction wheel 262 and a driven wheel 263, the spiral rolling wheel 261 is located below the rolling groove hole 26 and is arranged in a driving rotation mode, the friction wheel 262 is arranged above the rolling groove hole 26 and is arranged in a driving swing mode through a pneumatic clamp jaw 265, and the driven wheel 263 is arranged in a plurality of groups and is arranged in a coaxial rotation mode with the friction wheel 262.

[0080] When the friction wheel 262 and the spiral rolling wheel 261 are in frictional contact and driven rotation, the friction wheel 262 drives the driven wheel 263 to rotate, and the driven wheel 263 cooperates with the corresponding rolling shaft 511 to drive the paper tube 10 to rotate.

[0081] The pressing shaft 512 is driven to lift by the descending unit 53 located on both sides of the shaping station 204.

[0082] The descending unit 53 drives the baffle 431 to lift and set synchronously.

[0083] The end of the feeding plate 31 along the length direction of the strip-shaped groove 23 is provided with a slope 312 for pushing the shaped paper tube out of the processing machine.

[0084] Specifically, the paper tube 10 is then continuously transferred to the shaping station 204 by the third positioning station 203 for shaping treatment, and the specific shaping process is as follows:

[0085] When the paper tube 10 is transferred from the third positioning station 203 to the shaping station 204, the baffle 431 is driven to lift by the air cylinder A531 on the descending unit 53, the limiting of the paper tube 10 is released, the paper tube 10 is transferred to the shaping station 204 by the feeding plate 31, then the baffle 431 and the pressing shaft 512 are driven to descend by the air cylinder A531 on the descending unit 53 and are combined with the roller 511 to surround the paper tube 10, the pressing shaft 512 further includes two groups of symmetrically arranged connecting plates 517, and the connecting plates 517 are arranged in an L shape, both sides of the two groups of connecting plates 517 are provided with moving devices 514, and the two groups of moving devices 514 are arranged in a back-to-back manner, the moving device 514 includes a slide rail B515 and a side plate 516, the slide rail B515 is welded on the side plate 516, and the moving device 514 is arranged in cooperation with the descending unit 53.

[0086] Then the roller 511 is driven to roll by the rolling unit 52, the roller 511 drives the paper tube 10 to rotate, after the shaping is completed, the pneumatic clamping jaw 265 is bent and lifted to both sides, the spiral rolling wheel 261 moves downward through the slide rail C264 below to leave a gap, and finally the end slope 312 of the feeding plate 31 along the length direction of the strip-shaped groove 23 pushes the shaped paper tube out of the processing machine.

[0087] The paper tube shaping process: the finished paper tube 10 is conveyed to the feeding platform 2 by the pipe conveying part 6, the paper tube 10 is conveyed to the first positioning station 201 by the slope part 21 on the feeding platform 2, the first step of limiting the paper tube 10 is performed by the top rod 411 penetrating the through hole 24, then the paper tube 10 is conveyed by the conveying device 3 while being released from the limiting, and is sent to the second positioning station 202, the limiting of the paper tube 10 is performed by the push pin 421 penetrating the through hole 25 and then being inserted into the paper tube 10, then the paper tube 10 is continuously conveyed by the conveying device 3 while being released from the limiting, and is sent to the third positioning station 203, the limiting of the paper tube 10 is performed by the baffle 431, finally the baffle 431 is lifted by the descending unit 53 to release the limiting of the paper tube 10, the paper tube 10 is sent to the shaping station 204, the baffle 431 is lowered by the descending unit 53 to make the roller 511 and the pressing shaft 512 abut, then the roller 511 is rolled by the rolling unit 52, the rolling unit 52 and the roller 511 are matched to drive the paper tube 10 to rotate, after the shaping is completed, the shaped paper tube is pushed out of the processing machine by the feeding plate 31, and the production efficiency and the product stability are effectively improved, and the size precision, the shape and the strength uniformity of the paper tube are effectively ensured.

[0088] The above only describes the preferred embodiments of the present application and is not used to limit the present application, any modification, equivalent replacement and improvement within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A paper tube spiral extrusion processing shaping mechanism, characterized by, The paper tube spiral extrusion processing and shaping mechanism comprises an installation frame (1), a feeding platform (2), a conveying device (3), a positioning device (4) and a shaping device (5). The installation frame (1) is fixedly installed. The feeding platform (2) is fixedly installed on the installation frame (1), and comprises a slope part (21) and a horizontal part (22) which are connected. The conveying device (3) is installed on the installation frame (1), and is located at the horizontal part (22). The positioning device (4) is installed on the installation frame (1), and is used for positioning the paper tube (10) rolling on the horizontal part (22). The shaping device (5) is installed on the installation frame (1), and is located at the output of the horizontal part (22).

2. The paper tube spiral extrusion processing and shaping mechanism according to claim 1, wherein the feeding platform (2) is provided with a plurality of groups of strip-shaped grooves (23) which are parallel to each other and extend from the horizontal part (22) to the slope part (21), and a plurality of work stations (200) are sequentially arranged from the slope part (21) to the horizontal part (22) along the arrangement direction of the strip-shaped grooves (23), and the work station (200) comprises a first positioning work station (201), a second positioning work station (202), a third positioning work station (203) and a shaping work station (204). The first positioning work station (201) is located at the joint position of the slope part (21) and the horizontal part (22), and two groups of symmetrical through holes (24) are arranged at the first positioning work station (201). The second positioning work station (202) is provided with symmetrical insertion holes (25) on the two side flanges of the horizontal part (22). The shaping work station (204) is located at the output of the horizontal part (22), and a through rolling groove (26) is arranged in the middle of the horizontal part (22) of the shaping work station (204).

3. The paper tube spiral extrusion processing and shaping mechanism according to claim 2, wherein the conveying device (3) comprises a feeding plate (31), a lifting module (32) and a pushing module (33). The feeding plate (31) is arranged in one-to-one correspondence with the strip-shaped grooves (23), and is arranged in the strip-shaped grooves (23) in a lifting manner, and is arranged in the strip-shaped grooves (23) in a pushing manner. The feeding plate (31) is provided with three groups of clamping grooves (311) along the length direction of the strip-shaped grooves (23), the clamping grooves (311) are used for bearing the paper tube (10), and the spacing between adjacent clamping grooves (311) is equal to the spacing between adjacent work stations (200). ​ ​ The lifting module (32) is installed below the horizontal part (22), and the lifting module (32) drives the feeding plate (31) to vertically lift and arrange; The pushing module (33) is installed below the horizontal part (22), and the pushing module (33) drives the feeding plate (31) and the lifting module (32) to synchronously horizontally move and arrange.

4. The paper tube spiral extrusion processing and shaping mechanism according to claim 3, characterized in that: The strip-shaped groove (23) is composed of an inclined edge (231) and a vertical edge (232), and the vertical edge (232) is located on the side close to the slope part (21).

5. The paper tube spiral extrusion processing and shaping mechanism according to claim 2, characterized in that: The positioning device (4) comprises a first positioning unit (41), a second positioning unit (42) and a third positioning unit (43); The first positioning unit (41) is installed at the first positioning station (201), and comprises two groups of symmetrically arranged top rods (411) which are arranged in a lifting mode and penetrate the through hole (24) when being lifted; The second positioning unit (42) is installed at the second positioning station (202), and comprises two groups of symmetrically arranged top pins (421) which are arranged in a horizontal pushing mode and penetrate the insertion hole (25) and are inserted into the paper tube (10) when being pushed; The third positioning unit (43) is arranged at the third positioning station (203), and comprises two groups of symmetrically arranged baffles (431) which are arranged in a lifting mode.

6. The paper tube spiral extrusion processing and shaping mechanism according to claim 5, characterized in that: The shaping device (5) comprises an extrusion unit (51) and a rolling unit (52); The extrusion unit (51) is arranged at the shaping station (204), and comprises two groups of rolling shafts (511) and two groups of pressing shafts (512). The rolling shafts (511) are installed in parallel on the horizontal part (22), the pressing shafts (512) are installed in a lifting mode above the rolling shafts (511), the rolling shafts (511) and the pressing shafts (512) are arranged in a free rolling mode, and the rolling shafts (511) and the pressing shafts (512) are provided with emptying gaps (513) opposite to the strip-shaped groove (23). The rolling shafts (511) and the pressing shafts (512) are arranged around the paper tube (10) in cooperation. The rolling unit (52) is arranged at the rolling groove hole (26), the rolling unit (52) includes a spiral rolling wheel (261), a friction wheel (262) and a driven wheel (263), the spiral rolling wheel (261) is located below the rolling groove hole (26), the spiral rolling wheel (261) is arranged to rotate actively, the friction wheel (262) is arranged above the rolling groove hole (26), the friction wheel (262) is arranged to swing by driving the pneumatic gripper (265), the driven wheel (263) is arranged in several groups, the driven wheel (263) is arranged to rotate coaxially with the friction wheel (262); When the friction wheel (262) and the spiral rolling wheel (261) are in contact and friction driven rotation, the friction wheel (262) drives the driven wheel (263) to rotate, the driven wheel (263) cooperates with the corresponding contact rolling shaft (511), and drives the paper tube (10) to rotate.

7. The paper tube spiral extrusion processing and shaping mechanism according to claim 6, characterized in that: The pressing shaft (512) is driven to rise and fall by the falling unit (53) located on both sides of the shaping station (204).

8. The paper tube spiral extrusion processing and shaping mechanism according to claim 7, characterized in that: The falling unit (53) drives the baffle (431) to rise and fall synchronously.

9. The paper tube spiral extrusion processing and shaping mechanism according to claim 3, characterized in that: The end of the feeding plate (31) along the length direction of the strip-shaped groove (23) is arranged as a slope (312), and the slope (312) pushes the paper tube (10) processed at the shaping station (204) out.

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