CN212242272U - Contraction and expansion mechanism of laminating drum - Google Patents
Contraction and expansion mechanism of laminating drum Download PDFInfo
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- CN212242272U CN212242272U CN202020548490.XU CN202020548490U CN212242272U CN 212242272 U CN212242272 U CN 212242272U CN 202020548490 U CN202020548490 U CN 202020548490U CN 212242272 U CN212242272 U CN 212242272U
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Abstract
The utility model aims at providing a contraction and extension mechanism of a laminating drum with adjustable diameter and external perimeter taper, which realizes high-efficiency laminating processing between triangular glue and a steel ring so as to solve the problems of low efficiency, low quality, poor universality and the like of the traditional laminating drum; in order to achieve the above object, the solution of the present invention is to provide a shrinking and stretching mechanism for a laminating drum, comprising: the device comprises a power cylinder system, a contraction and expansion device and a fingerboard turning device, wherein the contraction and expansion device surrounds the head of a main shaft, the fingerboard turning device surrounds the contraction and expansion device, and the power cylinder system surrounds the middle part of the main shaft and provides power for the contraction and expansion device.
Description
Technical Field
The utility model relates to a rubber tire production technical field especially relates to a laminating drum shrink mechanism of stretching.
Background
With the development of the rubber industry, the rubber equipment process with low carbon, environmental protection, low energy consumption, low noise, zero pollution, high efficiency and low cost is pursued more and more to produce rubber products, which is also the trend of the development of the technical level of the current rubber equipment.
The method is characterized in that the bead filler and the wrapping cloth steel ring are bonded together to form an important process link for tire forming, most of the conventional all-steel heavy-duty tires produced by domestic tire manufacturers still adopt a manual bonding mode, the defects of high labor intensity, low production efficiency and unstable product quality exist, even an automatic bonding drum has poor universality and is only suitable for production of products with single specification, and therefore the phase change and the production cost are increased.
CN201610750058.7 discloses an automatic rigging machine laminating drum of bead filler, belong to bead filler rigging machine technical field, main shaft including a fore-and-aft extension, the cylinder, back supporting disk, the preceding supporting disk of cylinder front side is located to the interval, locate the accommodate the lead screw of main shaft front side, encircle the several drum piece tilting mechanism that the main shaft outer lane set gradually, the lantern ring and with lantern ring fixed connection's guide key, the function of automatic laminating bead filler can be realized to this kind of laminating drum, but the external diameter of laminating drum is fixed unchangeable, the laminating drum of same kind of model is only fit for producing the tire of single specification, the relatively poor production demand that can not adapt to multiple nominal size tire specification goods of commonality, the change has increased manufacturing cost mutually.
Therefore, it is a technical problem to be solved to provide a contraction and extension mechanism with adjustable diameter outer circumference of a fitting drum and a fitting method of apex in the technical field of rubber tire production in a targeted manner.
Disclosure of Invention
An object of the utility model is to provide a mechanism is stretched in shrink of laminating drum with adjustable diameter outer perimeter tapering realizes high efficiency laminating processing between apex and the steel ring to solve the inefficiency that traditional laminating drum exists, the quality is low and the commonality subalternation problem.
In order to achieve the above object, the solution of the present invention is to provide a shrinking and stretching mechanism for a laminating drum, comprising: the device comprises a power cylinder system, a contraction and expansion device and a fingerboard turning device, wherein the contraction and expansion device surrounds the head of a main shaft, the fingerboard turning device surrounds the contraction and expansion device, and the power cylinder system surrounds the middle part of the main shaft and provides power for the contraction and expansion device;
the contraction and expansion device comprises a plurality of contraction and expansion components, the contraction and expansion components circumferentially surround the main shaft, the contraction and expansion system comprises a push rod, a connecting rod, a compression ring, a short hinge rod, a sliding block A and a sliding block B, and the fingerboard turning device is fixed on the sliding block A; one end of the short hinge rod is connected with the sliding block A through a second self-lubricating bearing sleeved on a pin shaft C, the other end of the short hinge rod is connected with a small sliding disc through a second self-lubricating bearing sleeved on a pin shaft D, and the small sliding disc is connected with the main shaft in a sliding mode; a circumferentially surrounding chute is arranged on the compression ring, one end of the connecting rod is connected with the chute of the compression ring through a first self-lubricating bearing on a pin shaft B sleeve, and the other end of the connecting rod is sleeved with a sliding block B through a pin shaft E and is in sliding connection with the fingerboard turning device; one end of the push rod is connected with the power cylinder system, and the other end of the push rod is connected with the middle part of the connecting rod through a first self-lubricating bearing sleeved on a pin shaft F.
Further, the power cylinder system comprises a first cylinder, a second cylinder, a large sliding disc, a sliding block seat, a first sliding block connecting plate and a second sliding block connecting plate, wherein a pair of the first cylinder and the second cylinder are respectively arranged on two sides of the main shaft oppositely, a first piston rod is arranged in the first cylinder and connected with the sliding block seat, the sliding block seat is arranged on the outer side of the first sliding block connecting plate, a sliding block is arranged on the inner side of the first sliding block connecting plate and connected with the main shaft in a sliding manner, the second cylinder is connected with one side of the sliding block seat, the large sliding disc is arranged on the other side of the sliding block seat, a second piston rod is arranged in the second cylinder, the second piston rod penetrates through the sliding block seat and is connected with the large sliding disc, the large sliding disc is arranged on the outer side of the second sliding block connecting plate, and a sliding block is arranged on the inner side of, the large sliding disc is provided with a plurality of circumferentially surrounding sliding grooves, one end of the push rod is sleeved with a second self-lubricating bearing through a pin shaft A to be matched with the sliding grooves in the large sliding disc, and the push rod is fixed in the corresponding sliding grooves of the large sliding disc through a pressing plate.
Furthermore, the spindle head is provided with a base, the base is sleeved on the spindle head in a circular ring shape, the end cover is connected with the base through a screw, the base is provided with a plurality of radial through sliding grooves, and the sliding block A is inserted in the sliding grooves.
Further, the fingerboard turns over and stands device includes that a plurality of fingerboard turns over and stands the subassembly, the fingerboard turns over and stands the subassembly and includes the tile, supports fingerboard and fingerboard hinge, the tile passes through round pin and fix with screw on slider A, the head of fingerboard hinge with the tile is connected, support the fingerboard inlay through the screw in the fingerboard hinge, one end of connecting rod sheathe in slider B with fingerboard hinge sliding connection.
Furthermore, the number of the chutes on the base, the pressure ring, the large sliding disc and the small sliding disc is consistent with the number of the fingerboard overturning assemblies.
Furthermore, in the plurality of fingerboard turning assemblies, tiles in one fingerboard turning assembly are adsorption tiles, and an adsorber mounting plate and a vacuum adsorber are arranged on the adsorption tiles.
Drawings
Fig. 1 is a schematic cross-sectional view of the present invention taken along the second cylinder as the cross-sectional line;
fig. 2 is a schematic cross-sectional view of the present invention taken along the first cylinder as a cross-sectional line;
fig. 3 is a schematic view of the fingerboard turning assembly provided by the present invention.
As shown in the figure, 1-a main shaft, 2-a second piston rod, 3-a first slide block connecting plate, 4-a second cylinder, 5-a large sliding disc, 6-a push rod, 7-a connecting rod, 8-a second self-lubricating bearing, 9-a pin shaft D, 10-a fingerboard turning component, 11-a short hinge rod, 12-a slide block A, 13-a second slide block connecting plate, 14-a pin shaft A and 15-a slide block B, 16-pin E, 17-first self-lubricating bearing, 18-pin F, 19-pin B, 20-pin C, 21-first piston rod, 23-first cylinder, 24-slider seat, 25-small sliding disc, 26-pressure ring, 27-base, 28-tile, 29-fingerboard hinge and 30-supporting fingerboard.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.
As shown in fig. 1 and 2, a shrink stretching mechanism for a laminating drum includes: the device comprises a power cylinder system, a contraction and expansion device and a fingerboard turning device, wherein the contraction and expansion device surrounds the head of a main shaft 1, the fingerboard turning device surrounds the contraction and expansion device, and the power cylinder system surrounds the middle part of the main shaft 1 and provides power for the contraction and expansion device;
the contraction and expansion device comprises a plurality of contraction and expansion components, the contraction and expansion components circumferentially surround the main shaft 1, the contraction and expansion system comprises a push rod 6, a connecting rod 7, a press ring 26, a short hinge rod 11, a slide block A12 and a slide block B15, and the fingerboard turning device is fixed on the slide block A12; one end of the short hinge rod 11 is sleeved with a second self-lubricating bearing 8 through a pin shaft C20 and is connected with a sliding block A12, the other end of the short hinge rod 11 is connected with a small sliding disc 25 through a pin shaft D9, the second self-lubricating bearing 8 is sleeved on the small sliding disc 25, and the small sliding disc 25 is connected with the main shaft 1 in a sliding mode; a circumferentially surrounding sliding groove is formed in the pressing ring 26, one end of the connecting rod 7 is connected with the sliding groove of the pressing ring 26 through a first self-lubricating bearing 17 sleeved on a pin shaft B19, and the other end of the connecting rod 7 is sleeved with a sliding block B15 through a pin shaft E16 and is connected with the fingerboard turning device in a sliding mode; one end of the push rod 6 is connected with the power cylinder system, and the other end of the push rod 6 is sleeved with a first self-lubricating bearing 17 through a pin shaft F18 and is connected with the middle part of the connecting rod 7;
the power cylinder system comprises a first cylinder 23, a second cylinder 4, a large sliding disk 5, a sliding block seat 24, a first sliding block connecting plate 3 and a second sliding block connecting plate 13, wherein a pair of the first cylinder 23 and the second cylinder 4 are respectively arranged on two sides of the main shaft 1 oppositely, a first piston rod 21 is arranged in the first cylinder 23 and connected with the sliding block seat 24, the sliding block seat 24 is arranged on the outer side of the first sliding block connecting plate 3, a sliding block is arranged on the inner side of the first sliding block connecting plate 3 and connected with the main shaft 1 in a sliding way, the second cylinder 4 is connected with one side of the sliding block seat 24, the large sliding disk 5 is arranged on the other side of the sliding block seat 24, a second piston rod 2 is arranged in the second cylinder 4, the second piston rod 2 penetrates through the sliding block seat 24 and is connected with the large sliding disk 5, and the large sliding disk 5 is arranged on the outer side of the second sliding, the inner side of the second slider connecting plate 13 is provided with a slider which is in sliding connection with the main shaft 1, the large sliding disc 5 is provided with a plurality of circumferentially surrounding sliding grooves, one end of the push rod 6 is sleeved with a second self-lubricating bearing 8 through a pin shaft A14 to be matched with the sliding grooves on the large sliding disc 5, and the push rod is fixed in the corresponding sliding groove of the large sliding disc 5 through a pressing plate.
The head of the main shaft 1 is provided with a base 27, the base 27 is annularly sleeved on the head of the main shaft 1, the end cover is connected with the base 27 through a screw, the base 27 is provided with a plurality of radial through sliding grooves, and the sliding block A12 is inserted in the sliding grooves.
As shown in fig. 3, the fingerboard turning device comprises a plurality of fingerboard turning assemblies 10, wherein each fingerboard turning assembly 10 comprises a pad 28, a supporting fingerboard 30 and a fingerboard hinge 29, the pad 28 is fixed on a sliding block a12 through pins and screws, the head of each fingerboard hinge 29 is connected with the pad 28, the supporting fingerboard 30 is embedded in the fingerboard hinge 29 through screws, and a sliding block B15 is sleeved on one end of a connecting rod 7 and is connected with the fingerboard hinge 29 in a sliding manner; the number of the sliding grooves on the base 27, the pressing ring 26, the large sliding disc 5 and the small sliding disc 25 is the same as that of the fingerboard overturning assemblies 10; among the plurality of fingerboard turning assemblies 10, tiles in one fingerboard turning assembly 10 are adsorption tiles, and an adsorber mounting plate and a vacuum adsorber are arranged on the adsorption tiles.
A bead filler laminating method of a contraction and extension mechanism of a laminating drum comprises the following steps:
101: adjusting the diameter and the taper of the fitting drum according to the specification of the tire bead to be processed, moving a power cylinder system and a slide block C to adjust the height of the slide block A12, and changing the diameter and the taper of the fitting drum to proper positions;
102: rotating the laminating drum to enable the fingerboard overturning assembly 10 provided with the adsorption tiles to rotate to a set position, and enabling the vacuum adsorption tiles on the drum to be in butt joint;
103: delivering the head part of the triangular glue onto an adsorption tile by using a glue delivering device, sucking the head part of the film by using a vacuum adsorption tile, winding the triangular glue circumferentially by rotating a laminating drum, placing the tail part delivery part and the head part of the triangular glue in a superposition manner by using the glue delivering device, and pre-pressing the joint;
104: moving the laminating drum to an overturning position to enable the laminating drum to be opposite to the laminating disc, rotating the triangular glue joint to a pressing starting angle by the laminating drum, pressing the multi-layer sheet roller by the pressing mechanism, rotating the laminating drum for a certain angle to ensure that the multi-layer sheet roller presses the whole joint, and further finishing the rolling action of the triangular glue closed head and tail;
105: the jointing disc extends to the right position firstly, is butted with the jointing drum, the first air cylinder 23 does not move, the first piston rod 21 arranged in the first air cylinder 23 drives the second air cylinder 4 and the sliding block seat 24 to move along the axial direction of the main shaft 1, when the first piston rod 21 of the first cylinder 23 moves to the maximum position, the second cylinder 4 does not move, the second piston rod 2 arranged in the second cylinder 4 drives the large sliding disc 5 to move towards the main shaft 1, the push rod 6, the connecting rod 7 and the finger plate turning assembly 10 are driven to swing, the fingerboard turning-over component 10 is turned over outwards, the bead of the bead apex is turned over and is turned over to the fitting plate, after the fitting is finished, the second piston rod 2 in the second cylinder 4 is controlled to drive the large sliding disc 5 to withdraw towards the main shaft 1 direction, the first piston rod 21 in the first cylinder 23 is controlled to drive the second cylinder 4 and the sliding block seat 24 to withdraw along the main shaft 1 direction, and the fingerboard turning assembly 10 is driven to withdraw inwards and turn.
It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Claims (6)
1. A shrink and stretch mechanism for a laminating drum, comprising: the device comprises a power cylinder system, a contraction and expansion device and a fingerboard turning device, wherein the contraction and expansion device surrounds the head of a main shaft (1), the fingerboard turning device surrounds the contraction and expansion device, and the power cylinder system surrounds the middle of the main shaft (1) and provides power for the contraction and expansion device;
the contraction and expansion device comprises a plurality of contraction and expansion components, the contraction and expansion components circumferentially surround the main shaft (1), the contraction and expansion device comprises a push rod (6), a connecting rod (7), a pressing ring (26), a short hinge rod (11), a sliding block A (12) and a sliding block B (15), and the fingerboard turning device is fixed on the sliding block A (12); one end of the short hinge rod (11) is sleeved with a second self-lubricating bearing (8) through a pin shaft C (20) and connected with the sliding block A (12), the other end of the short hinge rod (11) is sleeved with a second self-lubricating bearing (8) through a pin shaft D (9) and connected with a small sliding disc (25), and the small sliding disc (25) is connected with the main shaft (1) in a sliding mode; a circumferentially surrounding sliding groove is formed in the compression ring (26), one end of the connecting rod (7) is connected with the sliding groove of the compression ring (26) through a first self-lubricating bearing (17) sleeved on a pin shaft B (19), and the other end of the connecting rod (7) is sleeved with a sliding block B (15) through a pin shaft E (16) and is in sliding connection with the fingerboard overturning device; one end of a push rod (6) is connected with the power cylinder system, and the other end of the push rod (6) is sleeved with a first self-lubricating bearing (17) through a pin shaft F (18) and is connected with the middle part of the connecting rod (7).
2. The contraction and expansion mechanism of the laminating drum as claimed in claim 1, wherein the power cylinder system comprises a first cylinder (23), a second cylinder (4), a large sliding disk (5), a sliding block seat (24), a first sliding block connecting plate (3) and a second sliding block connecting plate (13), the first cylinder (23) and the second cylinder (4) are respectively provided in a pair and are respectively oppositely arranged at two sides of the main shaft (1), a first piston rod (21) is arranged in the first cylinder (23) and is connected with the sliding block seat (24), the sliding block seat (24) is arranged at the outer side of the first sliding block connecting plate (3), a sliding block is arranged at the inner side of the first sliding block connecting plate (3) and is in sliding connection with the main shaft (1), the second cylinder (4) is connected with one side of the sliding block seat (24), the large sliding disk (5) is arranged at the other side of the sliding block seat (24), be equipped with second piston rod (2) in second cylinder (4), second piston rod (2) pass slider seat (24) with big sliding tray (5) are connected, big sliding tray (5) set up in the second slider connecting plate (13) outside, second slider connecting plate (13) inboard be provided with the slider with main shaft (1) sliding connection, big sliding tray (5) are equipped with the spout that a plurality of circumference encircle, and the one end of push rod (6) is sheathe spout cooperation on second self-lubricating bearing (8) and big sliding tray (5) through round pin axle A (14), fixes in the corresponding spout of big sliding tray (5) with the clamp plate.
3. The contraction and expansion mechanism of the lamination drum as claimed in claim 2, wherein the head of the main shaft (1) is provided with a base (27), the base (27) is annularly sleeved on the head of the main shaft (1), the end cover is connected with the base (27) through screws, the base (27) is provided with a plurality of radially through sliding grooves, and the sliding block A (12) is inserted into the sliding grooves.
4. A drum retraction and extension mechanism according to claim 3, wherein the finger plate turning device comprises a plurality of finger plate turning assemblies (10), the finger plate turning assemblies (10) comprise pads (28), supporting finger plates (30) and finger plate hinges (29), the pads (28) are fixed on the sliding block a (12) through pins and screws, the heads of the finger plate hinges (29) are connected with the pads (28), the supporting finger plates (30) are embedded in the finger plate hinges (29) through screws, and one end of the connecting rod (7) is sleeved with the sliding block B (15) and is connected with the finger plate hinges (29) in a sliding manner.
5. A shrink and stretch mechanism according to claim 4, wherein the number of the sliding grooves on the base (27), the pressing ring (26), the large sliding plate (5) and the small sliding plate (25) is the same as that of the fingerboard turning assemblies (10).
6. The shrink stretching mechanism of claim 4, wherein the tiles in one of the finger board turning assemblies (10) are adsorption tiles, and the adsorption tiles are provided with an adsorber mounting plate and a vacuum adsorber.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020548490.XU CN212242272U (en) | 2020-04-15 | 2020-04-15 | Contraction and expansion mechanism of laminating drum |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020548490.XU CN212242272U (en) | 2020-04-15 | 2020-04-15 | Contraction and expansion mechanism of laminating drum |
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| CN212242272U true CN212242272U (en) | 2020-12-29 |
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| CN202020548490.XU Active CN212242272U (en) | 2020-04-15 | 2020-04-15 | Contraction and expansion mechanism of laminating drum |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021093840A1 (en) * | 2019-11-15 | 2021-05-20 | 软控股份有限公司 | Apex tyre-forming drum apparatus |
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2020
- 2020-04-15 CN CN202020548490.XU patent/CN212242272U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021093840A1 (en) * | 2019-11-15 | 2021-05-20 | 软控股份有限公司 | Apex tyre-forming drum apparatus |
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