CN219338683U - Forming drum and forming machine - Google Patents

Abstract

The utility model provides a forming drum and a forming machine, wherein the forming drum comprises a main shaft assembly, a supporting assembly and a turnover assembly, wherein the supporting assembly is arranged around the main shaft assembly and is used for supporting triangular glue; the overturning assembly is arranged around the main shaft assembly and can rotate relative to the main shaft assembly so as to overturn the triangular glue. The forming drum solves the technical problem that the surface of the overturning drum tile is seriously stained in the prior art.

Description

Forming drum and forming machine

Technical Field

The utility model relates to the technical field of forming drums, in particular to a forming drum and a forming machine.

Background

At present, most of domestic tire factories are semi-automatic equipment for apex fitting, and the apex fitting, steel ring feeding and fitting operation are required to be completed manually, so that the technical requirements on operators are high, the labor intensity is high and the safety is low; a certain personnel and equipment are needed to be equipped in the previous procedure of the triangular glue bonding so as to supply the cut fixed-length triangular glue needed in the procedure. In addition, the existing triangular glue laminating machine is complex in structure and low in efficiency.

The triangular glue forming drum is a core component of a triangular glue device for producing a bead ring to be attached, and the working process comprises the steps of automatically attaching a fixed-length glue stock strip to a circle with the outer diameter, pressing a joint, overturning and shaping, and the like.

The hot-sticking triangular glue slides on the tile to the steel ring for application after turning up, and the adhesive material seriously causes errors in the application track, so that the quality of the finished product is poor.

Disclosure of Invention

The utility model mainly aims to provide a forming drum and a forming machine, which are used for solving the technical problem that the surface of a turning drum tile is seriously stained in the prior art.

In order to achieve the above object, according to one aspect of the present utility model, there is provided a building drum comprising: a spindle assembly; the supporting component is arranged around the main shaft component and used for supporting the triangular glue; the overturning assembly is arranged around the main shaft assembly and can rotate relative to the main shaft assembly so as to overturn the triangular glue.

Further, the turnover assembly comprises a plurality of turnover rods, the turnover rods are arranged at intervals along the circumferential direction of the main shaft assembly, the turnover rods rotate along a first preset direction, the main shaft assembly rotates along a second preset direction, and the first preset direction is perpendicular to the second preset direction.

Further, the support assembly comprises a plurality of drum tiles which are arranged at intervals along the circumferential direction of the spindle assembly, wherein the drum tiles and the overturning rods are alternately arranged in sequence.

Further, the turnover assembly further comprises a roller mechanism, and the roller mechanism is rotatably arranged on the turnover rod and is used for being in rolling connection with the apex.

Further, the roller mechanism comprises two groups of rollers which are respectively arranged at two sides of the turning rod, wherein each group of rollers comprises a plurality of rollers, and the plurality of rollers are arranged at intervals along the extending direction of the turning rod.

Further, the building drum further comprises: the first sliding sleeve assembly is sleeved on the main shaft assembly; the first driving assembly is in driving connection with the first sliding sleeve assembly to drive the first sliding sleeve assembly to move along the axial direction of the main shaft assembly; the connecting rod assembly is rotatably arranged on the first sliding sleeve assembly; the connecting rod assembly comprises a plurality of second connecting rod mechanisms, the second connecting rod mechanisms are arranged on the first sliding sleeve assembly in a surrounding mode and are respectively connected with the first sliding sleeve assembly in a rotating mode, the overturning assembly comprises a plurality of overturning rods, the second connecting rod mechanisms are arranged in a one-to-one correspondence mode and are hinged to the overturning rods, and the first sliding sleeve assembly moves to drive the overturning rods to rotate through the connecting rod assemblies.

Further, the flipping assembly and/or the supporting assembly are telescopically arranged along the radial direction of the spindle assembly.

Further, the building drum further comprises: the first supporting seat assembly is sleeved on the outer side of the main shaft assembly; a plurality of slider structures disposed at intervals in a circumferential direction of the spindle assembly; the first supporting seat component is provided with a plurality of guide rails extending along the radial direction of the main shaft component, the plurality of sliding block structures are arranged on the guide rails in a one-to-one correspondence mode so as to move along the guide rails, the overturning component comprises a plurality of overturning rods, the plurality of overturning rods are arranged on the corresponding sliding block structures at intervals along the circumferential direction of the main shaft component and are respectively connected with the sliding block structures in a rotating mode, the supporting component comprises a plurality of drum tiles, and the plurality of drum tiles are arranged on the sliding block structures at intervals along the circumferential direction of the main shaft component.

Further, the building drum further comprises: the first connecting rod mechanisms are connected with the sliding block structures in a one-to-one correspondence manner; the first screw rod assembly is arranged on the inner side of the main shaft assembly in a penetrating way; the first lead screw nut assembly is sleeved on the first lead screw assembly, a first guide groove section extending along the axial direction of the main shaft assembly is arranged on the main shaft assembly, the first lead screw nut assembly is arranged in the first guide groove section in a penetrating mode, a plurality of first connecting rod mechanisms are arranged around the first lead screw nut assembly and are rotationally connected with the first lead screw nut assembly, and the first lead screw assembly drives the first lead screw nut assembly to move so as to drive corresponding sliding block structures to slide through driving each first connecting rod mechanism to move.

Further, the flipping assembly and/or the supporting assembly are movably disposed along the axial direction of the spindle assembly.

Further, the building drum further comprises: the second screw rod assembly is arranged in the main shaft assembly in a penetrating way; the second lead screw nut assembly is sleeved on the second lead screw assembly, a second guide groove section extending along the axial direction of the main shaft assembly is arranged on the main shaft assembly, the second lead screw nut assembly is arranged in the second guide groove section in a penetrating mode, and the overturning assembly and the supporting assembly are arranged on the second lead screw nut assembly to move under the driving of the second lead screw assembly.

Further, the building drum further comprises: the sucking disc subassembly, sucking disc subassembly sets up on supporting component to adsorb the joint of triangular glue.

According to another aspect of the utility model, there is provided a molding machine comprising a molding drum and a bead feeding mechanism, the molding drum being the molding machine described above, wherein the bead feeding mechanism is used for placing a bead on one side of the molding drum, and the turning assembly of the molding drum is used for turning over a apex onto the bead.

The forming drum adopting the technical scheme of the utility model is mainly applied to attaching the apex to the tire bead, and when the forming drum works, the driving motor drives the main shaft assembly to rotate, so that the apex is wound on the supporting assembly for one circle, the tire bead feeding mechanism drives the tire bead to move to one side of the forming drum, the overturning assembly overturns along the axial direction of the main shaft assembly to overturn the apex on the tire bead, and the overturning assembly and the supporting assembly are respectively and independently arranged, so that the problem that the apex is seriously stained when the apex is overturned due to the fact that the same structure is adopted for overturning and supporting at present is solved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 shows a partial structural cross-sectional view of an embodiment of a molding machine according to the present utility model;

fig. 2 shows a schematic structural view of an embodiment of the building drum of the present utility model;

FIG. 3 shows a side view of an embodiment of the building drum of the present utility model;

FIG. 4 shows a partial schematic view of an embodiment of the building drum of the present utility model;

FIG. 5 shows a cross-sectional view of one embodiment of the building drum of the present utility model;

fig. 6 shows a schematic view of the turning assembly of the building drum according to the utility model turned up by 90 °.

Wherein the above figures include the following reference numerals:

10. a spindle assembly; 20. a support assembly; 23. a first support base assembly; 24. a slider structure; 30. a flip assembly; 31. turning over the rod; 32. a roller; 41. a first lead screw nut assembly; 42. a first lead screw assembly; 43. a first link mechanism; 51. a first sliding sleeve assembly; 52. a first drive assembly; 521. a first driving cylinder; 53. a connecting rod assembly; 531. a second link mechanism; 61. a second lead screw nut assembly; 62. a second lead screw assembly; 70. a suction cup assembly; 80. a frame box.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

In order to solve the problem of serious material dipping on the surface of the turning drum tile in the prior art, the utility model provides a forming drum and a forming machine.

Referring to fig. 1 to 6, the forming drum of the present utility model includes a main shaft assembly 10, a supporting assembly 20 and a turning assembly 30, wherein the supporting assembly 20 is disposed around the main shaft assembly 10 for supporting a apex; the flipping assembly 30 is disposed around the spindle assembly 10 and is rotatable relative to the spindle assembly 10 to flip the apex.

The utility model relates to a forming drum which is mainly applied to attaching bead filler to a tire bead, and in the working process, a driving motor drives a main shaft assembly 10 to rotate, so that the bead filler is wound on a supporting assembly 20 for one circle, a tire bead feeding mechanism drives the tire bead to move to one side of the forming drum, a turnover assembly 30 is turned over along the axial direction of the main shaft assembly 10 to turn over the bead filler on the tire bead, and the turnover assembly 30 and the supporting assembly 20 are respectively and independently arranged, so that the problem that the bead filler is seriously stained when the tire bead is turned over due to the fact that the same structure is adopted for turning over and supporting at present is solved.

The turning assembly 30 of the present utility model includes a plurality of turning rods 31, the plurality of turning rods 31 are arranged at intervals along the circumferential direction of the spindle assembly 10, and are uniformly distributed around the spindle assembly 10, when the apex is wound, the turning assembly 30 is located at the inner side of the apex, the hinge point of the turning assembly 30 is located at one side of the apex, and when the apex is turned, the plurality of turning rods 31 are turned outwards at the same time, so that the apex is turned over onto the bead, wherein the turning rods 31 rotate along a first preset direction, the spindle assembly 10 rotates along a second preset direction, and the first preset direction is perpendicular to the second preset direction.

In order to reduce the contact area between the support assembly 20 and the apex and to facilitate the uniform application of force to the apex during overturning, the support assembly 20 of the present utility model includes a plurality of drum tiles arranged at intervals along the circumferential direction of the spindle assembly 10, wherein the drum tiles and the overturning rods 31 are sequentially and alternately arranged, i.e., the overturning rods 31 are necessarily arranged between two adjacent drum tiles, and the drum tiles are necessarily arranged between two adjacent overturning rods 31, and according to one embodiment, the outer surfaces of the overturning rods 31 and the drum tiles are flush and are located on the same circumference.

In order to facilitate smooth sliding down and attaching to the overturning assembly 30 when the apex is overturned, the overturning assembly further comprises a roller mechanism rotatably arranged on the overturning rod 31 for rolling connection with the apex. The roller mechanism comprises two groups of rollers 32, the two groups of rollers 32 are respectively arranged on two sides of the turnover rod 31, each group of rollers 32 comprises a plurality of rollers 32, the plurality of rollers 32 are arranged at intervals along the extending direction of the turnover rod 31, when the turnover rod 31 is turned over, the turnover rod 31 is lifted up to drive the two side rollers 32 to jack up the apex, when the turnover rod 31 rotates by 90 degrees and then is perpendicular to the surface of the spindle assembly 10, the apex slides onto a tire bead along the rollers 32 in the lifting process of the turnover rod 31, and the rollers 32 roll to reduce friction force between the apex and facilitate movement of the apex.

In this embodiment, the overturning assembly 30 can be movably arranged along the axial direction of the spindle assembly 10, so as to adapt to the positions of different apex rubbers, and meanwhile, the positions of hinge points can be changed according to the adjustment of the distance between the tire bead and the forming drum, so that the apex can be attached to the tire bead by the overturning assembly 30 during overturning. In this embodiment, the position of the turning assembly 30 in the axial direction of the spindle assembly 10 is changed, so that the forming drum can adapt to the apex and bead feeding mechanisms with different specifications.

In order to realize the overturning of the overturning assembly 30, the forming drum further comprises a first sliding sleeve assembly 51, a first driving assembly 52 and a connecting rod assembly 53, wherein the first sliding sleeve assembly 51 is sleeved on the main shaft assembly 10; the first driving assembly 52 is in driving connection with the first sliding sleeve assembly 51 to drive the first sliding sleeve assembly 51 to move along the axial direction of the spindle assembly 10; the connecting rod assembly 53 is rotatably arranged on the first sliding sleeve assembly 51; the link assembly 53 includes a plurality of second link mechanisms 531, the plurality of second link mechanisms 531 are disposed on the first sliding sleeve assembly 51 in a surrounding manner and are respectively connected with the first sliding sleeve assembly 51 in a rotating manner, the turnover assembly 30 includes a plurality of turnover rods 31, the plurality of second link mechanisms 531 are disposed in a one-to-one correspondence with the plurality of turnover rods 31 and are hinged, and the first sliding sleeve assembly 51 moves to simultaneously drive the turnover rods 31 to rotate through the link assembly 53.

As shown in fig. 1, the link mechanism includes a first link and a second link, one end of the first link is rotationally connected with the turnover rod 31, a chute is formed on the turnover rod 31, a slider protrusion is formed on the first link, the slider protrusion is inserted in the chute, one end of the first link is movably inserted in the chute through the slider protrusion, the other end of the first link is rotationally connected with the slider structure 24, one end of the second link is rotationally connected with the middle position of the first link, the other end of the second link is rotationally connected with the first sliding sleeve assembly 51 driven by the first driving cylinder 521, and when the turnover rod is turned over, a plurality of first driving cylinders 521 in the first driving assembly 52 act simultaneously to drive the first sliding sleeve assembly 51 to move along the axial direction of the spindle assembly 10, the first sliding sleeve assembly 51 moves to drive the second link to rotate and move, and the first link is pushed to rotate and move, and the turnover rod 31 is pushed by the first link to turn over.

In order to meet the requirements of the apex and the tire with different specifications, in this embodiment, the overturning assembly 30 and the supporting assembly 20 are telescopically arranged along the radial direction of the spindle assembly 10, and specifically, the forming drum further comprises a first supporting seat assembly 23 and a plurality of sliding block structures 24, wherein the first supporting seat assembly 23 is in a ring-shaped structure, and is sleeved on the outer side of the spindle assembly 10; the plurality of slider structures 24 are disposed at intervals in the circumferential direction of the spindle assembly 10; the first supporting seat assembly 23 is provided with a plurality of guide rails extending along the radial direction of the spindle assembly 10, the plurality of sliding block structures 24 are arranged on the guide rails in a one-to-one correspondence manner so as to move along the guide rails, the overturning assembly 30 comprises a plurality of overturning rods 31, the plurality of overturning rods 31 are arranged on the corresponding sliding block structures 24 at intervals along the circumferential direction of the spindle assembly 10 and are respectively in rotational connection with the sliding block structures 24, the supporting assembly 20 comprises a plurality of drum tiles, and the plurality of drum tiles are arranged on the sliding block structures 24 at intervals along the circumferential direction of the spindle assembly 10 and are respectively and fixedly connected with the sliding block structures 24, and are perpendicular to the sliding direction of the sliding block structures 24.

In order to drive the sliding structure to move along the radial direction of the spindle assembly 10, the forming drum of the present utility model further comprises a plurality of first link mechanisms 43, a first screw assembly 42 and a first screw nut assembly 41, the plurality of first link mechanisms 43 being connected to the respective sliding structures 24 in a one-to-one correspondence; the first screw assembly 42 is arranged on the inner side of the main shaft assembly 10 in a penetrating way; the first lead screw nut assembly 41 is sleeved on the first lead screw assembly 42, wherein the spindle assembly 10 is provided with a first guide groove section extending along the axial direction of the spindle assembly 10, the first lead screw nut assembly 41 is arranged in the first guide groove section in a penetrating manner, and the plurality of first link mechanisms 43 are arranged around the first lead screw nut assembly 41 and are rotationally connected with the first lead screw nut assembly 41, and the radial movement process of the support assembly 20 and the turnover assembly 30 in the embodiment is as follows:

the first servo motor is disposed at one end or one side of the spindle assembly 10, and is in driving connection with the first screw assembly 42 to drive the first screw assembly 42 to rotate, and the first screw assembly 42 rotates to drive the first screw nut assembly 41 to slide on the first screw assembly 42, so as to drive each first link mechanism 43 to move and drive the corresponding slide block structure 24 to slide along the guide rail.

The flipping assembly 30 and the supporting assembly 20 are both movably disposed along the axial direction of the spindle assembly 10. The forming drum further comprises a second screw assembly 62 and a second screw nut assembly 61, the second screw assembly 62 being threaded in the spindle assembly 10; the second screw nut assembly 61 is sleeved on the second screw assembly 62, wherein the spindle assembly 10 is provided with a second guide groove section extending along the axial direction of the spindle assembly 10, the second screw nut assembly 61 is arranged in the second guide groove section in a penetrating manner, and the overturning assembly 30 and the supporting assembly 20 are both arranged on the second screw nut assembly 61 so as to move under the driving of the second screw assembly 62.

According to one embodiment, the second lead screw nut assembly 61 simultaneously moves the support assembly 20 and the flipping assembly 30.

According to another embodiment, the second screw nut assembly 61 includes two screw nuts, the second screw assembly 62 includes two screws, two servomotors drive the two screws to move, and the support assembly 20 and the flipping assembly 30 are disposed on the two screw nuts and driven to move by the two servomotors, respectively, such that the support assembly 20 and the flipping assembly 30 move independently, respectively.

In addition, the axial movement of the flipping assembly and the supporting assembly may also be driven by a driving cylinder.

The first guide groove section and the second guide groove section can be two sections in one strip-shaped groove or two strip-shaped grooves respectively.

The building drum further comprises a suction cup assembly 70, the suction cup assembly 70 being arranged on the support assembly 20 to suck the joint of the apex. The sucking disc assembly 70 comprises a plurality of sucking discs, a vacuum pump pipeline and a vacuum pump, wherein the sucking disc assembly 70 is arranged on the joint drum tile, and the sucking discs are sequentially distributed along the width direction of the triangular glue.

The utility model also provides a forming machine, which comprises a forming drum and a tire bead feeding mechanism, wherein the forming drum is the forming machine, the tire bead feeding mechanism is used for placing a tire bead on one side of the forming drum, and the overturning assembly 30 of the forming drum is used for overturning the apex onto the tire bead.

According to one embodiment, the molding machine includes a frame box 80, each of the driving components is disposed in the frame box 80, the molding drums are disposed on two sides of the frame box 80, as shown in fig. 1, the support component 20 and the turning component 30 of the left molding drum are both in a horizontal state, in which the apex can be wound, and the turning component 30 of the right molding drum is turned up by 90 ° and perpendicular to the support component 20, in which the turning component 30 turns the apex onto the bead.

The forming drum further comprises a first supporting seat assembly 23 and a first screw rod assembly 42, wherein the first supporting seat assembly 23 is movably sleeved on the outer side of the main shaft assembly 10; the first screw assembly 42 is arranged on the inner side of the main shaft assembly 10 in a penetrating way; the turnover assembly 30 includes a plurality of turnover rods 31, the turnover rods 31 are disposed on the first support seat assembly 23 at intervals along the circumferential direction of the spindle assembly 10, the spindle assembly 10 is provided with a first guide groove section extending along the axial direction of the spindle assembly 10, and the first support seat assembly 23 is penetrated in the first guide groove section by a screw nut and is connected with the first screw assembly 42.

In order to realize the axial adjustment of the turnover assembly 30, the first screw rod assembly 42 is arranged on the inner side of the spindle assembly 10, the first supporting seat assembly 23 is arranged on the outer side of the spindle assembly 10, the first supporting seat assembly 23 is connected with the first screw rod assembly 42 in the spindle assembly 10 through a screw rod nut, and the servo motor drives the first screw rod assembly 42 to rotate positively and negatively to change the position of the turnover assembly 30 on the spindle assembly 10 so as to meet the requirements of triangular glue or tires with different specifications.

The first driving assembly 52 is adjustably arranged along the axial direction of the spindle assembly 10, wherein the forming drum further comprises a second supporting seat assembly and a second screw assembly 62, and the second supporting seat assembly is movably sleeved outside the spindle assembly 10; the second screw assembly 62 is arranged in the spindle assembly 10 in a penetrating way; the first driving assembly 52 includes a plurality of first driving cylinders 521, the plurality of first driving cylinders 521 are disposed on a second supporting seat assembly at intervals along the circumferential direction of the spindle assembly 10, the spindle assembly 10 is provided with a second guiding groove section extending along the axial direction of the spindle assembly 10, and the second supporting seat assembly is penetrated in the second guiding groove section by a screw nut and is connected with the second screw assembly 62.

The forming drum is fixed on a double-station frame through a flange plate of a connecting speed reducer, a tire bead feeding mechanism pushes a tire bead to a drum waiting position under the action of a ground rail, a triangular rubber material joint delivered by an apex rubber feeding frame is adsorbed under the action of a drum tile sucker assembly, and a motor drives the forming drum to rotate for one circle to adsorb the triangular rubber material for one winding;

a plurality of suckers are arranged on the joint adsorption drum tile, and under the action of a host machine frame gas circuit and a vacuum generator, the joint adsorption function is provided, and the auxiliary support function is provided for automatic winding.

The forming drum also comprises a compression roller device, the compression roller device stretches out of the compression roller to compact the joint of the triangular glue, the compression roller is withdrawn from the rear cylinder to push the double-row roller overturning plate on the overturning assembly to overturn for 90 degrees to vertically overturn the triangular glue on the tire bead, and the positions of the hinging points of the overturning plate are adjusted to enable the bead and the triangular glue to be more accurate in pasting track, and small rollers are arranged on the double-row and multiple-row overturning plate after overturning, so that the hot-sticky triangular glue is pasted on the bead in a rolling mode.

The bead filler feeding mechanism withdraws from the finishing area for hanging and unloading the formed triangular glue under the action of the bead unloading device.

The diameter and horizontal position of the drum can be adjusted according to the apex and bead specifications.

The utility model is characterized in that a new-structure tooth-shaped drum tile supporting assembly and a double-row roller overturning assembly are adopted, so that overturning and supporting are separated, overturning hinge points are reasonably adjusted, bead and apex adhesive application tracks are more accurate, and application quality is improved. Meanwhile, the triangular glue is applied to the steel ring in a rolling mode, so that the phenomenon that the glue with high viscosity is different in speed when the glue slides down is avoided, the forming effect is affected, and the quality of a product is guaranteed.

The radial sizes of the supporting component and the overturning component are adjusted to match with the triangular glue or the tire bead with different specifications.

The double-station frame of the forming machine improves the automation level and the production efficiency of the triangular glue.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (13)

1. A building drum, comprising:

a spindle assembly (10);

-a support assembly (20), the support assembly (20) being arranged around the spindle assembly (10) for supporting a apex;

the overturning assembly (30) is arranged around the main shaft assembly (10) and can rotate relative to the main shaft assembly (10) so as to overturn the apex.

2. Building drum according to claim 1, wherein the turning assembly (30) comprises a plurality of turning bars (31), the plurality of turning bars (31) being arranged at intervals in the circumferential direction of the spindle assembly (10), wherein the turning bars (31) are turned in a first preset direction, the spindle assembly (10) is turned in a second preset direction, the first preset direction being perpendicular to the second preset direction.

3. Building drum according to claim 2, wherein the support assembly (20) comprises a plurality of drum shoes arranged at intervals in the circumferential direction of the spindle assembly (10), wherein the drum shoes are arranged alternately in turn with the flipping bars (31).

4. Building drum according to claim 2, characterized in that the turning assembly (30) further comprises a roller mechanism rotatably arranged on the turning bar (31) for a rolling connection with the apex.

5. Drum as claimed in claim 4, characterized in that the roller mechanism comprises two sets of rollers, which are arranged on both sides of the turndown lever (31), respectively, wherein each set of rollers comprises a plurality of rollers (32), which rollers (32) are arranged at intervals along the extension direction of the turndown lever (31).

6. Building drum according to claim 1, further comprising:

the first sliding sleeve assembly (51) is sleeved on the main shaft assembly (10);

a first driving assembly (52), wherein the first driving assembly (52) is in driving connection with the first sliding sleeve assembly (51) so as to drive the first sliding sleeve assembly (51) to move along the axial direction of the main shaft assembly (10);

a link assembly (53), the link assembly (53) being rotatably disposed on the first sliding sleeve assembly (51);

wherein, link assembly (53) include a plurality of second link mechanism (531), and a plurality of second link mechanism (531) encircle and set up on first sliding sleeve assembly (51) and respectively with first sliding sleeve assembly (51) rotate and connect, upset subassembly (30) include a plurality of upset pole (31), a plurality of second link mechanism (531) with a plurality of upset pole (31) one-to-one sets up and articulates, first sliding sleeve assembly (51) remove in order to pass through link assembly (53) simultaneously drive each upset pole (31) rotate.

7. Building drum according to claim 1, characterized in that the turning assembly (30) and/or the support assembly (20) are telescopically arranged in the radial direction of the spindle assembly (10).

8. Building drum according to claim 7, further comprising:

the first supporting seat assembly (23) is sleeved on the outer side of the main shaft assembly (10);

a plurality of slider structures (24), a plurality of the slider structures (24) being arranged at intervals in a circumferential direction of the spindle assembly (10);

the first supporting seat assembly (23) is provided with a plurality of guide rails extending along the radial direction of the main shaft assembly (10), the plurality of sliding block structures (24) are arranged on the guide rails in a one-to-one correspondence mode so as to move along the guide rails, the overturning assembly (30) comprises a plurality of overturning rods (31), the plurality of overturning rods (31) are arranged on the corresponding sliding block structures (24) at intervals along the circumferential direction of the main shaft assembly (10) and are respectively connected with the sliding block structures (24) in a rotating mode, the supporting assembly (20) comprises a plurality of drum tiles, and the plurality of drum tiles are arranged on the sliding block structures (24) at intervals along the circumferential direction of the main shaft assembly (10).

9. Building drum according to claim 8, further comprising:

a plurality of first link mechanisms (43), wherein the plurality of first link mechanisms (43) are connected with the slide block structures (24) in a one-to-one correspondence manner;

a first screw assembly (42), wherein the first screw assembly (42) is arranged on the inner side of the main shaft assembly (10) in a penetrating way;

the first lead screw nut assembly (41), first lead screw nut assembly (41) cover is established on first lead screw assembly (42), wherein, be equipped with on main shaft assembly (10) along the axial direction of main shaft assembly (10) extends first guide slot section, first lead screw nut assembly (41) wear to establish in the first guide slot section, a plurality of first link mechanism (43) encircle first lead screw nut assembly (41) set up and with first lead screw nut assembly (41) rotate to be connected, first lead screw assembly (42) drive first lead screw nut assembly (41) remove in order to drive each through driving first link mechanism (43) motion drive correspondingly slider structure (24) are slided.

10. Building drum according to claim 1, characterized in that the turning assembly (30) and/or the support assembly (20) are movably arranged in the axial direction of the spindle assembly (10).

11. Building drum according to claim 10, further comprising:

a second screw assembly (62), the second screw assembly (62) being threaded into the spindle assembly (10);

the second lead screw nut assembly (61), second lead screw nut assembly (61) cover is established on second lead screw assembly (62), wherein, be equipped with on main shaft assembly (10) along the second guide way section that the axial direction of main shaft assembly (10) extends, second lead screw nut assembly (61) wear to establish in the second guide way section, upset subassembly (30) with supporting component (20) all set up on second lead screw nut assembly (61), in order to remove under the drive of second lead screw assembly (62).

12. Building drum according to claim 1, further comprising:

and the sucking disc assembly (70) is arranged on the supporting assembly (20) so as to adsorb the joint of the triangular glue.

13. A forming machine comprising a forming drum and a bead filler mechanism, characterized in that the forming drum is a forming machine according to any one of claims 1 to 12, wherein the bead filler mechanism is used for placing a bead on one side of the forming drum, and a turning assembly (30) of the forming drum is used for turning over a apex onto the bead.

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