CN217553191U

CN217553191U - Mechanical drum

Info

Publication number: CN217553191U
Application number: CN202221520405.4U
Authority: CN
Inventors: 官炳政; 俞一航; 李兴瑞; 张磊; 张继锋
Original assignee: Mesnac Co Ltd; Qingdao Mesnac Electromechanical Engineering Co Ltd
Current assignee: Mesnac Co Ltd; Qingdao Mesnac Electromechanical Engineering Co Ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-10-11
Anticipated expiration: 2032-06-17

Abstract

The utility model provides a mechanical drum, mechanical drum includes: the main shaft assembly is rotatably arranged to drive the tire to rotate; the turn-up mechanism is arranged on the main shaft assembly to roll the tire side; the screw rod assembly penetrates through the main shaft assembly and is in driving connection with the anti-package mechanism so as to drive the anti-package mechanism to move; and the attaching mechanism is movably arranged relative to the main shaft assembly so as to attach the triangular glue and/or the tire side to the tire blank of the tire. The utility model discloses a machinery drum has solved the tire shaping time among the prior art long, problem that the shaping efficiency is low.

Description

Mechanical drum

Technical Field

The utility model relates to a rubber tire technical field particularly, relates to a mechanical drum.

Background

The existing tire is mainly divided into a mechanical drum and a bladder drum according to the attaching mode to the tire side wall when the tire is reversely wrapped, the bladder drum attaches the side wall of a tire blank to the side surface of the tire blank through inflation and expansion of the bladder when the tire is reversely wrapped, so that the problem of indentation on the side surface of the tire can be avoided, but the bladder drum has the problems of complex replacement of the bladder, high bladder cost and poor tire bead forming quality compared with the mechanical drum, so that the defective rate of the tire is high, and the cost is high.

For a mechanical drum, although the cost is low, the existing tire comprises a step of attaching an apex, a step of installing a tire bead, a step of turning up the tire, and the like in the molding process, and is limited by the structure of the existing mechanical drum, and the operation of one step is required in the molding process, for example, the existing step of turning up the tire needs to be performed after the apex is completely attached to the tire tread in operation, otherwise, the movement of each step generates interference, so that the whole molding process consumes a long time, the production efficiency is low, and the method is not suitable for rapid batch production.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mechanical drum to solve the tire shaping among the prior art for a long time, problem that the shaping efficiency is low.

In order to achieve the above object, according to an aspect of the present invention, there is provided a machine drum including: the main shaft assembly is rotatably arranged to drive the tire to rotate; the turn-up mechanism is arranged on the main shaft assembly to roll the tire side; the screw rod assembly penetrates through the main shaft assembly and is in driving connection with the anti-package mechanism so as to drive the anti-package mechanism to move; and the attaching mechanism is movably arranged relative to the main shaft assembly so as to attach the triangular glue and/or the tire side to the tire blank of the tire.

Further, the turn-up mechanism comprises: the first anti-package structures are arranged around the circumference of the main shaft assembly, and the screw rod assembly is in driving connection with each first anti-package structure respectively so as to drive each first anti-package structure to move along the radial direction of the tire; the plurality of limiting cylinders are arranged and connected with the plurality of first turn-up structures in a one-to-one correspondence mode to drive each first turn-up structure to compress the tire.

Further, the anti-package mechanism still includes: the sliding sleeve assembly is sleeved on the outer side of the spindle assembly and movably arranged along the axial direction of the spindle assembly, wherein the first anti-wrapping structures are arranged on the sliding sleeve assembly in a surrounding mode, and the screw rod assembly is in driving connection with the sliding sleeve assembly through a screw rod nut arranged on the spindle assembly in a penetrating mode so as to drive each first anti-wrapping structure to move.

Further, the first anti-packet structure further includes: the compression roller assembly is used for rolling the tire side of the tire; the first driving rod assembly is in driving connection with the pressing roller assembly, and the lead screw assembly is connected with the first driving rod assembly so as to drive the pressing roller assembly to move along the radial direction of the tire through the first driving rod assembly.

Further, the first anti-packet structure further includes: and the second driving rod assembly is rotatably connected with the first driving rod assembly, and the limiting cylinder is connected with the second driving rod assembly and drives the pressure roller assembly to press the tire through the first driving rod assembly.

Further, turn over a package mechanism still includes the sliding sleeve subassembly, and the sliding sleeve subassembly is along the movably setting of main shaft assembly's axial direction, and wherein, first drive rod subassembly includes third drive pole and fourth drive pole, and third drive pole and fourth drive pole rotate with the sliding sleeve subassembly respectively and are connected, and first turn over a package structure still includes: the supporting assembly is connected with the first driving rod assembly to support the tire side outside the turn-up mechanism; the third driving rod, the supporting component, the fourth driving rod and the sliding sleeve component are sequentially connected to form a four-bar mechanism.

Further, the anti-package mechanism still includes: and the plurality of second turn-up structures correspond to the plurality of first turn-up structures one to one and are symmetrically arranged on the spindle assembly, and the screw rod assembly is also in driving connection with each second turn-up structure respectively so as to drive each second turn-up structure to move along the radial direction of the tire simultaneously.

The mechanical drum adopting the technical scheme of the utility model comprises a main shaft assembly, an anti-package mechanism, a lead screw assembly and a laminating mechanism, wherein the main shaft assembly adopts a hollow shaft and can drive the anti-package mechanism and a tire blank of a tire to rotate; the fitting mechanism is positioned on one side of the main shaft assembly and can move close to or away from the main shaft assembly so as to fit the triangular glue and/or the side wall on a tire blank of the tire; the anti-package mechanism and the gluing triangular glue work are carried out simultaneously, and the production efficiency is improved.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

figure 1 shows a partial structural schematic of an embodiment of a mechanical drum according to the present invention; and

fig. 2 shows a schematic partial structural view of an embodiment of the turning-up mechanism of the mechanical drum of the present invention.

Wherein the figures include the following reference numerals:

10. a spindle assembly; 20. a first anti-wrap structure; 21. a press roll assembly; 22. a first drive rod assembly; 221. a third drive lever; 222. a fourth drive lever; 23. a second drive rod assembly; 24. a support assembly; 25. a lead screw nut; 30. a lead screw assembly; 40. a limiting cylinder; 50. a sliding sleeve assembly; 60. a second anti-wrap structure; 70. and a fitting mechanism.

Detailed Description

It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

In order to solve the problem that the tire shaping among the prior art is long, the shaping inefficiency, the utility model provides a mechanical drum.

Referring to fig. 1 to 2, the present invention provides a mechanical drum capable of implementing the following tire building method, wherein the partial operations of the turn-up process and the bead filler attaching process are performed simultaneously, so as to shorten the time for building the whole tire, and simultaneously, in order to avoid the motion interference between the two processes, the following mechanical drum is improved in structure, so as to satisfy the requirement of performing the partial operations simultaneously on the two processes, specifically, the above tire building method includes: step S1: the control attaching mechanism 70 rolls the bead filler to attach the bead filler to the blank of the tire; step S2: controlling an anti-wrapping mechanism to roll the tire side to attach the tire side to the tire blank while or during the process of attaching the bead filler; the anti-package mechanism and the gluing triangular glue work are carried out simultaneously, and the production efficiency is improved.

In order to cooperate with the implementation of the method, the utility model also provides a specific mechanical drum structure setting, which comprises a main shaft assembly 10, an anti-package mechanism, a screw rod assembly 30 and a fitting mechanism 70, wherein the main shaft assembly 10 adopts a hollow shaft and can drive the anti-package mechanism and a tire blank of a tire to rotate, the anti-package mechanism is sleeved on the outer side of the main shaft assembly 10, and the screw rod assembly 30 is arranged in the main shaft assembly 10 in a penetrating way and is in driving connection with the anti-package mechanism so as to drive the anti-package mechanism to move; the application mechanism 70 is located on one side of the spindle assembly 10 and is capable of moving toward and away from the spindle assembly 10 to apply the apex and/or sidewall to the green tire of the tire.

The tire building method further includes step S3 after performing step S1, step S3: and controlling the fitting mechanism 70 to roll the sidewall in the process of rolling the sidewall by the turn-up mechanism or after the step S2 is executed, so as to fit the sidewall on the blank, wherein the turn-up mechanism and the fitting mechanism 70 respectively roll different positions of the sidewall. The reverse wrapping mechanism is sleeved on the spindle assembly 10 and located on one side of the tire to roll the sidewall close to one end of the center of the tire, and the attaching mechanism 70 is arranged on the outer side of the tire in the radial direction to roll the sidewall close to one end of the tire tread.

Specifically, the turn-up mechanism comprises a plurality of first turn-up structures 20 and a plurality of limiting cylinders 40, the plurality of first turn-up structures 20 are arranged around the circumference of the spindle assembly 10, wherein the screw rod assembly 30 is respectively in driving connection with each first turn-up structure 20 so as to drive each first turn-up structure 20 to move along the radial direction of the tire simultaneously; a plurality of spacing cylinders 40 and a plurality of first anti-package structure 20 one-to-one set up and connect to drive each first anti-package structure 20 and compress tightly the tire, spacing cylinder 40 has realized the function of anti-package mechanism along the radial direction roll extrusion side wall of tire child embryo with lead screw assembly 30 cooperation back.

In order to realize that laminating mechanism 70 can be simultaneously to the purpose of the side wall simultaneous rolling of tire both sides, laminating mechanism 70 sets up two cantilever arms symmetrically, and two cantilever arms adopt same actuating mechanism drive, can realize moving close to each other or keeping away from simultaneously, and when laminating mechanism 70 carries out the roll extrusion to the side of tire, two cantilever arms are close to each other and compress tightly the side wall in the side of child embryo to respectively carry out the roll extrusion to the side wall of tire both sides simultaneously.

In executing step S2, the screw assembly 30 is driven by the motor to rotate so as to move the roller assembly 21 on the turn-up mechanism in the radial direction of the tire.

When the step S2 is executed, the platen assembly 21 is driven by the limiting cylinder 40 to press the sidewall of the tire, so that the platen assembly 21 is always in contact with the sidewall during movement; because the restriction of the anti-package drive form on structure and overall arrangement is received in the existing tire forming process, can take place the motion interference with the anti-package mechanism when laminating mechanism 70 rolls the triangle adhesive, can't satisfy the problem of roll extrusion triangle adhesive and the simultaneous operation of anti-package mechanism, the utility model discloses a cooperate the implementation of this method, through setting up the lead screw subassembly at the main shaft assembly inboard, the lead screw subassembly drives first anti-package structure 20 and second anti-package structure 60 and moves in opposite directions thereby make compression roller assembly 21 move along the radial direction of tire simultaneously, spacing cylinder sets up on the main shaft assembly simultaneously, is connected with compression roller assembly drive, so that compression roller assembly 21 pastes tight side wall and moves, in order to realize above-mentioned motion, the utility model discloses a first anti-package structure 20 has still set up compression roller assembly 21 and first drive rod assembly 22, and compression roller assembly 21 is used for the side wall of roll extrusion tire; the first driving rod assembly 22 is drivingly connected to the press roller assembly 21, and the lead screw assembly 30 is connected to the first driving rod assembly 22 to drive the press roller assembly 21 to move in the radial direction of the tire by the first driving rod assembly 22. The above-mentioned movement process is that the screw assembly 30 drives one end of the first driving rod assembly 22 to slide along the axial direction of the main shaft assembly 10 through the sliding sleeve assembly 50, and the other end of the first driving rod assembly 22 swings relative to the end, so that the pressing roller assembly 21 rolls along the profile of the side surface of the tire blank.

In step S2, the first anti-package structures 20 of the anti-package mechanism are disposed on the same side of the tire and arranged along the circumferential direction of the tire, wherein the screw assembly 30 is connected to each of the first anti-package structures 20 to drive each of the first anti-package structures 20 to move along the radial direction of the tire and roll the sidewall simultaneously.

In performing the step S2, a plurality of second turn-up structures 60 of the turn-up mechanism are disposed on the other side opposite to the first turn-up structure 20 and arranged along the circumferential direction of the tire, wherein the screw assembly 30 is further connected with the plurality of second turn-up structures 60 to simultaneously drive each of the second turn-up structures 60 to move along the radial direction of the tire and roll the sidewall. The first turn-up structures 20 form a first annular structure, the second turn-up structures 60 form a second annular structure, and the first annular structure and the second annular structure are respectively sleeved on the spindle assembly 10 and located on two sides of the tire blank so as to respectively attach the sidewalls on the two sides to the side surfaces of the tire blank.

Because foretell lead screw assembly 30 sets up in spindle unit 10, and first anti-structure of wrapping 20 and the anti-structure of wrapping 60 of second are all located spindle unit 10's the outside, in order to realize lead screw assembly 30 and the drive of first anti-structure of wrapping 20 and the anti-structure of wrapping 60 of second and be connected, the utility model discloses set up the bar groove that extends along its axial direction on spindle unit 10, sliding sleeve assembly 50 cover is established in the spindle unit 10 outside and is followed the movably setting of axial direction of spindle unit 10, wherein, a plurality of first anti-structure of wrapping 20 encircle to set up on sliding sleeve assembly 50, lead screw assembly 30 is connected in order to drive each first anti-structure of wrapping 20 removal through the lead screw nut 25 and the sliding sleeve assembly 50 drive of wearing to establish on spindle unit 10, wherein, lead screw nut 25 passes in the bar groove, and lead screw nut 25 all is connected with lead screw assembly 30 and sliding sleeve assembly 50.

The first turnup configuration 20 further includes a second drive rod assembly 23, the second drive rod assembly 23 is rotatably connected to the first drive rod assembly 22, and the restraint cylinder 40 is connected to the second drive rod assembly 23 and drives the pressure roller assembly 21 to compress the tire via the first drive rod assembly 22.

The turn-up mechanism further comprises a sliding sleeve assembly 50, the sliding sleeve assembly 50 is movably arranged along the axial direction of the spindle assembly 10, wherein the first driving rod assembly 22 comprises a third driving rod 221 and a fourth driving rod 222, the third driving rod 221 and the fourth driving rod 222 are respectively connected with the sliding sleeve assembly 50 in a rotating manner, the first turn-up structure 20 further comprises a supporting assembly 24, and the supporting assembly 24 is connected with the first driving rod assembly 22 to support the sidewall outside the turn-up mechanism; the third driving rod 221, the supporting assembly 24, the fourth driving rod 222 and the sliding sleeve assembly 50 are sequentially connected to form a four-bar linkage, and the connection between the first driving assembly and the compression roller assembly 21 and the connection between the second driving assembly and the compression roller assembly are realized through the arrangement of the four-bar linkage.

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 according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be discussed further in subsequent figures.

In the description of the present invention, it should be understood that the directions or positional relationships indicated by the directional terms such as "front, back, upper, lower, left, right", "horizontal, vertical, horizontal" and "top, bottom", etc. are usually based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, and in the case of not making a contrary explanation, these directional terms do not indicate and imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore, should not be construed as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over … …", "over … …", "over … …", "over", etc. may be used herein to describe the spatial positional relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A machine drum, comprising:

the main shaft assembly (10), the said main shaft assembly (10) can be set up rotatably, in order to drive the tire to rotate;

the turn-up mechanism is arranged on the spindle assembly (10) and is used for rolling the tire side;

the lead screw assembly (30) penetrates through the spindle assembly (10) and is in driving connection with the anti-package mechanism so as to drive the anti-package mechanism to move;

an application mechanism (70), wherein the application mechanism (70) is movably arranged relative to the spindle assembly (10) so as to apply the triangular glue and/or the side wall to the green tyre of the tyre.

2. The machine drum of claim 1, wherein the turnup mechanism comprises:

a plurality of first turn-up structures (20), wherein the plurality of first turn-up structures (20) are arranged around the circumference of the spindle assembly (10), and the screw rod assembly (30) is in driving connection with each first turn-up structure (20) respectively so as to drive each first turn-up structure (20) to move along the radial direction of the tire simultaneously;

the limiting cylinders (40) are arranged in one-to-one correspondence with the first turn-up structures (20) and connected with the first turn-up structures (20) so as to drive the first turn-up structures (20) to press the tire tightly.

3. The robotic drum of claim 2, wherein the turnup mechanism further comprises:

sliding sleeve subassembly (50), sliding sleeve subassembly (50) cover is established the main shaft subassembly (10) outside and follow the movably setting of axial direction of main shaft subassembly (10), wherein, a plurality of first anti-structure (20) of wrapping encircle to set up on sliding sleeve subassembly (50), lead screw subassembly (30) through wear to establish lead screw nut (25) on main shaft subassembly (10) with sliding sleeve subassembly (50) drive connection is in order to drive each first anti-structure (20) of wrapping remove.

4. Mechanical drum, according to claim 2, wherein said first turnup structure (20) further comprises:

the press roll assembly (21), the said press roll assembly (21) is used for rolling the sidewall of the tire;

the first driving rod assembly (22), the first driving rod assembly (22) is in driving connection with the press roller assembly (21), and the lead screw assembly (30) is connected with the first driving rod assembly (22) so as to drive the press roller assembly (21) to move along the radial direction of the tire through the first driving rod assembly (22).

5. Mechanical drum, according to claim 4, wherein said first turnup structure (20) further comprises:

the second driving rod assembly (23), the second driving rod assembly (23) with first driving rod assembly (22) rotate and be connected, spacing cylinder (40) with second driving rod assembly (23) are connected to through first driving rod assembly (22) drive compression roller assembly (21) compress tightly the tire.

6. Machinery drum according to claim 4, wherein the turn-up mechanism further comprises a sliding sleeve assembly (50), the sliding sleeve assembly (50) being movably arranged along the axial direction of the main shaft assembly (10), wherein the first drive rod assembly (22) comprises a third drive rod (221) and a fourth drive rod (222), the third drive rod (221) and the fourth drive rod (222) being rotatably connected with the sliding sleeve assembly (50), respectively, and the first turn-up structure (20) further comprises:

a support assembly (24), the support assembly (24) being connected to the first drive rod assembly (22) to support a sidewall outside the turnup mechanism;

the third driving rod (221), the supporting component (24), the fourth driving rod (222) and the sliding sleeve component (50) are sequentially connected to form a four-bar mechanism.

7. The machine drum of claim 2, wherein the turnup mechanism further comprises:

the spindle assembly comprises a plurality of second turn-up structures (60), the second turn-up structures (60) correspond to the first turn-up structures (20) in a one-to-one mode and are symmetrically arranged on the spindle assembly (10), and the screw rod assembly (30) is further in driving connection with the second turn-up structures (60) respectively so as to drive the second turn-up structures (60) to move along the radial direction of the tire simultaneously.