CN211968505U - Novel transmission mode's double-lead-screw machinery drum - Google Patents
Novel transmission mode's double-lead-screw machinery drum Download PDFInfo
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- CN211968505U CN211968505U CN201922447594.1U CN201922447594U CN211968505U CN 211968505 U CN211968505 U CN 211968505U CN 201922447594 U CN201922447594 U CN 201922447594U CN 211968505 U CN211968505 U CN 211968505U
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Abstract
The utility model relates to a novel transmission mode double lead screw mechanical drum, which comprises an anti-wrapping lead screw and a flat wide lead screw which are arranged in parallel, a mechanical drum shaft sleeve and an end cover, an anti-wrapping rod component which moves synchronously with the anti-wrapping lead screw, a tire bead locking device which moves synchronously with the flat wide lead screw, an anti-wrapping power device which drives the anti-wrapping lead screw and the flat wide lead screw to move and a flat wide power device which drives the flat wide lead screw to move respectively; the flat width power device comprises a power main shaft, a power shaft sleeve sleeved on the power main shaft, a universal joint connecting the power main shaft and a flat width screw rod, and a flat width motor assembly driving the power main shaft to run; the mechanical drum shaft sleeve is characterized by further comprising a rotating motor assembly arranged on the power shaft sleeve, the power shaft sleeve is fixedly connected with the mechanical drum shaft sleeve, and the rotating motor assembly drives the power shaft sleeve to rotate so as to drive the mechanical drum shaft sleeve to rotate. The beneficial effects of the utility model are that a driving method is succinct, easy maintenance's driving system structure is provided, and this driving system structure can be reformed transform on current machine case structure.
Description
Technical Field
The utility model belongs to the technical field of the tire shaping, especially, relate to a novel transmission's parallel feed screw machinery drum.
Background
The mechanical drum or the capsule drum is a key structure for realizing tire body steel wire ring locking and tire side turn-up molding in tire molding equipment, at present, a common mechanical drum comprises a central shaft, tire side turn-up mechanisms symmetrically arranged at two ends of the central shaft and steel wire ring locking mechanisms symmetrically arranged in the middle of the central shaft, wherein the tire side turn-up mechanisms comprise a pneumatic turn-up driving structure, a turn-up rod connected to the turn-up driving structure and a turn-up roller arranged at the end part of the turn-up rod; the steel wire ring locking mechanism consists of a shaft sleeve sleeved on the central shaft, a cylinder body and a guide disc which are oppositely arranged on the shaft sleeve, and a piston and a sector block which are arranged between the guide disc and the cylinder body, wherein a connecting rod is arranged between the sector block and the piston. The mechanical drum with the structure is pneumatic in turn-up, asynchronous, and cannot conveniently change the turn-up speed.
Among the chinese patent documents, the document entitled "tire building drum for building an unvulcanized tire", publication CN101873942A, discloses a tire building drum for building an unvulcanized tire using rubber tire components. The tyre building drum comprises two folding arm units arranged at least substantially symmetrically with respect to the middle of the tyre building drum, which folding arm units are each connected to a folding arm support body for rotation. The two folding arm supports are movable in the axial direction of the tire building drum. The two folding arm supports can be moved simultaneously in the axial direction relative to one another by means of a first spindle. The tyre building drum further comprises two bead ring core units arranged at least substantially symmetrically with respect to the middle of the tyre building drum; each bead ring core unit is used for supporting a bead ring core. Each bead ring core unit comprises a bead ring core support body, wherein both bead ring core support bodies can be moved synchronously with respect to each other in the axial direction by means of a second spindle. The first and second mandrels are spaced apart from each other in a radial direction.
Although the above document discloses a reverse wrapping driven by a lead screw, the above scheme is complex in case structure, the whole set of power system rotates along with a mechanical drum, the rotating weight of the whole set of power system is large, potential safety hazards exist, and the connection of a data wire and a power wire of a rotating part needs to be connected by an electric brush, so that the stability of the electric brush is poor; in addition, the large bearing of the whole set of power system is maintained and detached unchanged, so that the maintenance is inconvenient; finally, the above document also does not disclose how the inflation of the mechanical drum is achieved.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a novel transmission's double-screw mechanical drum, the purpose provides a driving system structure that driving method is succinct, easy maintenance, and this driving system structure can be reformed transform on current machine case structure.
The technical scheme of the utility model is that:
a double-lead-screw mechanical drum with a novel transmission mode comprises an anti-wrapping lead screw and a flat-width lead screw which are arranged in parallel, a mechanical drum shaft sleeve and an end cover which are sleeved on the anti-wrapping lead screw and the flat-width lead screw, an anti-wrapping rod component which is arranged on the mechanical drum shaft sleeve and synchronously moves with the anti-wrapping lead screw through an anti-wrapping lead screw connecting sleeve, a tire bead locking device which is arranged on the mechanical drum shaft sleeve and synchronously moves with the flat-width lead screw through a flat-width lead screw connecting sleeve, an anti-wrapping power device and a flat-width power device which respectively drive the anti-wrapping lead screw and the flat;
the flat width power device comprises a power main shaft, a power shaft sleeve sleeved on the power main shaft, a universal joint connecting the power main shaft and a flat width screw rod, and a flat width motor assembly driving the power main shaft to run; the mechanical drum shaft sleeve is characterized by further comprising a rotating motor assembly arranged on the power shaft sleeve, the power shaft sleeve is fixedly connected with the mechanical drum shaft sleeve, and the rotating motor assembly drives the power shaft sleeve to rotate so as to drive the mechanical drum shaft sleeve to rotate.
Compared with the prior art, the three actions of the mechanical drum are completed through three mutually independent power assemblies, namely, the mechanical drum walking flat width and the mechanical drum walking reverse packet are respectively completed through independent power devices; the mechanical drum is rotated at the same rotating speed through three power assemblies, and the other two power devices are not integrated on the mechanical drum rotating power device and do not rotate around the axis of the mechanical drum along with the rotation of the mechanical drum.
Based on the above scheme, the utility model discloses following improvement has still been made:
further, the flat wide screw rod connecting sleeve and the turn-up screw rod connecting sleeve are identical in structure, and screw rod nuts are arranged on the flat wide screw rod and the turn-up screw rod; the flat wide screw rod connecting sleeve is provided with two through holes, one through hole is used for being sleeved with the reverse-wrapping screw rod, and the two through holes are in clearance fit; the other through hole is internally provided with threads which are matched with the threads of a screw nut on the flat wide screw; the flat and wide screw rod connecting sleeve is provided with a screw rod transmission key, and the tire bead locking assembly is connected with the flat and wide screw rod connecting sleeve through the screw rod transmission key.
The gas path comprises a gas path arranged on the power shaft sleeve and a gas path arranged on the mechanical drum shaft sleeve, and the rotary sealing device is arranged on the power shaft sleeve and connected with the gas inlet pipe. In the technical improvement, the air passage is arranged in the power shaft sleeve and the mechanical drum shaft sleeve, so that the inflation function of the mechanical drum is ensured, and the air tightness of the air passage is ensured through the sealing device.
The horizontal-width displacement detection device comprises a cylinder, a guide rail connected with a cylinder piston, a contact bearing fixed at the other end of the guide rail and in contact with the safety plate, a guide rail slide block arranged on the guide rail and a linear displacement sensor. In the technical improvement, the mechanical drum only depends on motor control in the process of walking flat width, the size of the flat width cannot be guaranteed, in order to realize the accurate control of the flat width, flat width displacement detection is designed in the scheme, and data of the feedback control motor is formed by comparing detected data with data of the motor, so that the accurate control of the size of the flat width is guaranteed.
Furthermore, the turn-up power device comprises a turn-up motor, a first belt wheel connected with the turn-up motor, a second belt wheel arranged on the mechanical drum shaft sleeve and in belt transmission with the first belt wheel, and two meshing gears in key transmission with the second belt wheel and the turn-up screw.
Further, the rotating motor assembly and the flat width motor assembly have the same structure; the flat width motor component comprises a flat width motor, a power belt wheel connected with the power main shaft and a belt connecting the flat width motor and the power main shaft.
The power system structure has the advantages that the power system structure is simple in driving mode and convenient to maintain, and can be improved on the existing case structure.
Drawings
FIG. 1 is a schematic view of a machine drum configuration;
FIG. 2 is a partial view of the mechanical drum power plant;
fig. 3 is a partial view of a turn-up power plant.
In the figure, 1, a screw rod is reversely wrapped; 2. a flat wide lead screw; 3. a mechanical drum shaft sleeve; 4. a reverse-covered screw rod connecting sleeve; 5. a flat wide screw rod connecting sleeve; 6. a turn-up bar assembly; 7. a bead lock assembly; 11. a reverse-wrapping motor; 12. a first pulley; 13. a second pulley; 14. a first gear; 15. a second gear; 16. a gear pin; 21. a rotating electric machine; 22. a power pulley; 31. a flat width motor; 32. a power pulley; 33. a power spindle; 34. a power shaft sleeve; 35. a universal joint; 41. a lead screw nut; 42. a screw nut flat key; 43. a lead screw drive key; 51. a security pane; 52. a contact bearing; 53. a guide rail slider; 54. a linear displacement sensor; 61. a rotary seal device; 62. and (6) air channels.
Detailed Description
As shown in fig. 1 and 2, a double-screw mechanical drum with a novel transmission mode comprises an anti-package screw 1 and a flat wide screw 2 which are arranged in parallel, a mechanical drum shaft sleeve 3 and an end cover which are sleeved on the anti-package screw 1 and the flat wide screw 2 are arranged on the mechanical drum shaft sleeve 3, an anti-package rod assembly 6 which synchronously moves with the anti-package screw 1 through an anti-package screw connecting sleeve 4, a tire bead locking assembly 7 which is arranged on the mechanical drum shaft sleeve 3 and synchronously moves with the flat wide screw 2 through a flat wide screw connecting sleeve 5, and an anti-package power device and a flat wide power device which respectively drive the anti-package screw 1 and the flat wide screw to move 2.
As shown in fig. 2 and 3, the turn-up power device includes a turn-up motor 11, a first belt pulley 12 connected to the turn-up motor 11, a second belt pulley 13 disposed on the mechanical drum sleeve 3 and driven by a belt with the first belt pulley 12, and two meshing gears driven by the second belt pulley 13 and the turn-up screw 1 through keys. Specifically, the turn-up screw 1 is connected with a first gear 14 through a key, a second gear 15 is meshed with the first gear 14, the second gear 15 is connected with a gear pin 16 through a key, the gear pin 16 rotates under the action of a second belt wheel 13, the second belt wheel 13 is in transmission with a first belt wheel 12 through a belt, and the first belt wheel 12 is connected with a turn-up motor 11.
The flat width power device comprises a power main shaft 33, a power shaft sleeve 34 sleeved on the power main shaft 33, a universal joint 35 connecting the power main shaft 33 and the flat width screw rod 2, and a flat width motor assembly driving the power main shaft 33 to run; the flat width motor component comprises a flat width motor 31, a power belt wheel 32 connected with a power main shaft 33 and a belt connecting the flat width motor and the power main shaft; the whole flat width power device is arranged on the frame.
The mechanical drum shaft sleeve is characterized by further comprising a rotating motor assembly arranged on the power shaft sleeve, the power shaft sleeve 34 is fixedly connected with the mechanical drum shaft sleeve 3, and the rotating motor assembly drives the power shaft sleeve to rotate so as to drive the mechanical drum shaft sleeve to rotate; the rotating motor assembly comprises a rotating motor 21, a power belt pulley 22 connected with the power shaft sleeve and a belt connecting the rotating motor and the power belt.
The pneumatic mechanical drum is characterized by further comprising an air path 62 for inflating the mechanical drum and a rotary sealing device 61, wherein the air path comprises air paths arranged on the power shaft sleeve and the mechanical drum shaft sleeve, the rotary sealing device is arranged on the power shaft sleeve, and the rotary sealing device 61 is connected with the air inlet pipe.
The safety device comprises a mechanical drum and a horizontal-wide displacement detection device, wherein the horizontal-wide displacement detection device is arranged opposite to a safety plate of the mechanical drum; the horizontal width displacement detection device comprises a cylinder arranged on a rotary motor frame, a guide rail connected with a piston of the cylinder, a contact bearing 52 fixed at the other end of the guide rail and contacted with a safety plate, a guide rail slide block 53 arranged on the guide rail and a linear displacement sensor 54; the cylinder ensures that the contact bearing 52 is always in rolling contact with the safety plate 51.
The flat wide screw rod connecting sleeve and the turn-up screw rod connecting sleeve are identical in structure, and screw rod nuts 41 are arranged on the flat wide screw rod and the turn-up screw rod; the flat wide screw rod connecting sleeve is provided with two through holes, one through hole is used for being sleeved with the reverse-wrapping screw rod, and the two through holes are in clearance fit; the other through hole is internally provided with threads which are matched with the threads of a lead screw nut on the flat and wide lead screw, and the lead screw nut is fixed on the flat and wide lead screw through a lead screw nut flat key 42; the flat and wide screw rod connecting sleeve is provided with a screw rod transmission key 43, and the tire bead locking assembly is connected with the flat and wide screw rod connecting sleeve through the screw rod transmission key.
In the same way, the reverse-covered screw rod connecting sleeve is provided with two through holes, one through hole is used for being sleeved with the flat wide screw rod, and the flat wide screw rod are in clearance fit; the other through hole is internally provided with threads and is in threaded fit with a lead screw nut on the turn-up lead screw, and the lead screw nut is fixed on the turn-up lead screw through a lead screw nut flat key 42; the turn-up screw rod connecting sleeve is provided with a screw rod transmission key, and the turn-up rod assembly is connected with the turn-up screw rod connecting sleeve through the screw rod transmission key.
In addition, the turn-up device and the steel ring locking device are of an axisymmetric structure, so that the turn-up screw rod connecting sleeve and the flat wide screw rod connecting sleeve are also symmetrically arranged on the turn-up screw rod and the flat wide screw rod, but the thread directions of the turn-up screw rod connecting sleeve and the flat wide screw rod are opposite, and the opposite movement of the turn-up screw rod and the flat wide screw rod is ensured when the turn-up screw rod and the flat wide.
The working principle of the mechanical drum is that when the turn-up motor, the flat width motor and the rotating motor rotate at the same rotating speed, the whole mechanical drum rotates without performing turn-up or flat width moving actions; when the turn-up motor rotates, the turn-up screw rotates to drive the turn-up screw connecting sleeve to move along the turn-up screw, so that the turn-up rod assembly acts to perform turn-up action, and at the moment, the other two motors do not act; when the horizontal and wide motor rotates, the horizontal and wide screw rod drives the horizontal and wide screw rod connecting sleeve to move along the horizontal and wide screw rod, then the steel ring locking assembly acts to walk the horizontal and wide, and at the moment, the other two motors do not act.
Claims (6)
1. A double-lead-screw mechanical drum with a novel transmission mode comprises an anti-wrapping lead screw and a flat-width lead screw which are arranged in parallel, a mechanical drum shaft sleeve and an end cover which are sleeved on the anti-wrapping lead screw and the flat-width lead screw, an anti-wrapping rod component which is arranged on the mechanical drum shaft sleeve and synchronously moves with the anti-wrapping lead screw through an anti-wrapping lead screw connecting sleeve, a tire bead locking component which is arranged on the mechanical drum shaft sleeve and synchronously moves with the flat-width lead screw through a flat-width lead screw connecting sleeve, an anti-wrapping power device and a flat-width power device which respectively drive the anti-wrapping lead screw and the flat; the method is characterized in that:
the flat width power device comprises a power main shaft, a power shaft sleeve sleeved on the power main shaft, a universal joint connecting the power main shaft and a flat width screw rod, and a flat width motor assembly driving the power main shaft to run;
the mechanical drum shaft sleeve is characterized by further comprising a rotating motor assembly arranged on the power shaft sleeve, the power shaft sleeve is fixedly connected with the mechanical drum shaft sleeve, and the rotating motor assembly drives the power shaft sleeve to rotate so as to drive the mechanical drum shaft sleeve to rotate.
2. The double-screw mechanical drum of claim 1, wherein: the flat wide screw rod connecting sleeve and the turn-up screw rod connecting sleeve are identical in structure, and screw rod nuts are arranged on the flat wide screw rod and the turn-up screw rod; the flat wide screw rod connecting sleeve is provided with two through holes, one through hole is used for being sleeved with the reverse-wrapping screw rod, and the two through holes are in clearance fit; the other through hole is internally provided with threads which are matched with the threads of a screw nut on the flat wide screw; the flat and wide screw rod connecting sleeve is provided with a screw rod transmission key, and the tire bead locking assembly is connected with the flat and wide screw rod connecting sleeve through the screw rod transmission key.
3. The double-screw mechanical drum of claim 1, wherein: the turn-up power device comprises a turn-up motor, a first belt wheel connected with the turn-up motor, a second belt wheel arranged on the mechanical drum shaft sleeve and in belt transmission with the first belt wheel, and two meshing gears in key transmission with the second belt wheel and the turn-up screw.
4. The double-screw mechanical drum of claim 1, wherein: the pneumatic mechanical drum is characterized by further comprising an air path for inflating the mechanical drum and a rotary sealing device, wherein the air path comprises air paths arranged on the power shaft sleeve and the mechanical drum shaft sleeve, the rotary sealing device is arranged on the power shaft sleeve, and the rotary sealing device is connected with the air inlet pipe.
5. The double-screw mechanical drum of claim 1, wherein: the horizontal-width displacement detection device comprises a cylinder, a guide rail connected with a cylinder piston, a contact bearing fixed at the other end of the guide rail and in contact with the safety plate, a guide rail slide block arranged on the guide rail and a linear displacement sensor.
6. The double-screw mechanical drum of claim 1, wherein: the rotating motor component and the flat-width motor component have the same structure; the flat width motor component comprises a flat width motor, a power belt wheel connected with the power main shaft and a belt connecting the flat width motor and the power main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922447594.1U CN211968505U (en) | 2019-12-30 | 2019-12-30 | Novel transmission mode's double-lead-screw machinery drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922447594.1U CN211968505U (en) | 2019-12-30 | 2019-12-30 | Novel transmission mode's double-lead-screw machinery drum |
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| Publication Number | Publication Date |
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| CN211968505U true CN211968505U (en) | 2020-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922447594.1U Active CN211968505U (en) | 2019-12-30 | 2019-12-30 | Novel transmission mode's double-lead-screw machinery drum |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114434844A (en) * | 2022-01-28 | 2022-05-06 | 软控股份有限公司 | Mechanical drum turning device and mechanical drum |
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2019
- 2019-12-30 CN CN201922447594.1U patent/CN211968505U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114434844A (en) * | 2022-01-28 | 2022-05-06 | 软控股份有限公司 | Mechanical drum turning device and mechanical drum |
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