CN216782719U - Five-connecting-rod rear press roller driving device of tire building machine shaping drum - Google Patents
Five-connecting-rod rear press roller driving device of tire building machine shaping drum Download PDFInfo
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- CN216782719U CN216782719U CN202123431948.7U CN202123431948U CN216782719U CN 216782719 U CN216782719 U CN 216782719U CN 202123431948 U CN202123431948 U CN 202123431948U CN 216782719 U CN216782719 U CN 216782719U
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Abstract
The utility model discloses a five-connecting-rod rear compression roller driving device of a tire building machine shaping drum, which comprises a left compression roller and a right compression roller, wherein the left compression roller and the right compression roller are arranged on a left lower compression mechanism and a right lower compression mechanism which are arranged on a left five-connecting-rod mechanism and a right five-connecting-rod mechanism which are arranged on a left driving mechanism and a right driving mechanism; each driving mechanism comprises a front moving frame, a rear moving frame, and a middle moving frame between the front moving frame and the rear moving frame; the five-link mechanism comprises a driving rod I and driven rods II, III, IV and V, one end of the rod I is hinged to the middle moving frame, one end of the rod V is hinged to the front moving frame, one end of the rod II is hinged to the rear moving frame, the rod III is arranged above the rod II, the bent parts of the rod I and the rod V are hinged, one end of the rod III is hinged to the other end of the rod V, the other end of the rod I is arranged below the bent part of the rod II and is hinged to the rod II coaxially with the rod III, one end of the rod IV is hinged to the other end of the rod II, and the other end of the rod IV and the other end of the rod III are hinged to the pressing mechanism.
Description
Technical Field
The utility model relates to a tire shaping vulcanizer part mechanism, in particular to a tire building machine shaping drum five-connecting-rod back press roller driving device.
Background
The back compression roller mechanism of the existing shaping drum of the engineering tire wheel forming machine is always combined compression roller of a turbine worm four-bar structure introduced from abroad in the eighties of the last century, a box body and a turbine of the structure need to be cast, the box body needs to be sealed, and need to be researched during installation.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model aims to provide a five-connecting-rod back press roller driving device of a shaping drum of a tire shaping machine, which has a simple structure, is reasonable and is easy to maintain.
The five-connecting-rod rear pressing roller driving device of the tire building machine shaping drum can solve the technical problems, the technical scheme comprises left and right symmetrical pressing rollers, and the difference is that:
1. the left and right press rollers are respectively arranged on the left and right symmetrical pressing mechanisms, the left and right pressing mechanisms are respectively arranged on the left and right symmetrical five-bar mechanisms, and the left and right five-bar mechanisms are respectively arranged on the left and right symmetrical driving mechanisms.
2. Each driving mechanism comprises a front moving frame and a rear moving frame which synchronously move left and right, and a middle moving frame which is arranged between the front moving frame and the rear moving frame and moves reversely with the front moving frame and the rear moving frame.
3. Each five-link mechanism comprises a driving rod I, a bending type driven rod II, a bending type driven rod III, a driven rod IV and a driven rod V, one end of the driving rod I is hinged to the middle moving frame, one end of the driven rod V is hinged to the front moving frame, one end of the bending type driven rod II is hinged to the rear moving frame, the bending type driven rod III is arranged above the bending type driven rod II, the bending portion of the bending type driven rod III is hinged to one end of the bending type driven rod III and the other end of the driven rod V, the other end of the driving rod I is arranged below the bending portion of the bending type driven rod II and is hinged to the bending type driven rod II coaxially with the bending type driven rod III, one end of the driven rod IV is hinged to the other end of the bending type driven rod II, and the other end of the bending type driven rod IV and the other end of the bending type driven rod III are hinged to the downward pressing mechanism.
Furthermore, one structure of the pressing mechanism comprises a base hinged on the driven rod IV and the bending type driven rod III, one end of a pressing arm is hinged with the base, the hinged part corresponds to the hinged part of the base and the bending type driven rod III, a cylinder body of a pressure cylinder is hinged on the base, a cylinder rod of the pressure cylinder is hinged with the pressing arm, and a pressing roller is installed at the other end of the pressing arm.
Further, the front and rear moving frames are mounted on corresponding moving seats, the moving seats are mounted on the front and rear linear guide rails through corresponding front and rear sliding seats I, and the moving seats are driven by a ball screw transmission pair I driven by a servo motor through a synchronous pulley transmission pair; the middle moving frame is arranged on the middle linear guide rail through a corresponding sliding seat II, and the middle moving frame is driven by a ball screw transmission pair II driven by a speed reducing motor.
The utility model has the beneficial effects that:
1. in the five-connecting-rod rear pressing roller driving device structure of the tire forming machine shaping drum, the ball screw drives the five-connecting-rod pair to replace a traditional spline and worm gear structure, so that the rolling of the tire tread, the tire side and the steel ring triangular rubber of a tire blank is realized, and the vertical linkage rolling of the cambered surface of the tire blank with the U-shaped section is realized.
2. The utility model has the characteristics of simple structure, low processing cost, convenient installation and maintenance, long service life, high motion precision and the like.
Drawings
FIG. 1 is an isometric view of one embodiment of the utility model, showing the left and right nip rolls in a non-operating state.
Fig. 2 is a schematic view of the left and right press rolls of the embodiment of fig. 1 in an operating state.
And (3) identifying the figure number: 1. a compression roller; 2. a forward moving frame; 3. a rear moving frame; 4. a middle moving frame; 5. a driving rod I; 6. a bending type driven rod II; 7. a bending type driven rod III; 8. a driven rod IV; 9. a driven rod V; 10. a base; 11. pressing the arm; 12. a pressure cylinder; 13. a movable seat; 14. a linear guide rail; 15. a servo motor; 16. a synchronous belt wheel transmission pair; 17. a ball screw transmission pair I; 18. a middle linear guide rail; 19. a reduction motor; 20. a ball screw transmission pair II; 21. and a frame.
Detailed Description
The technical solution of the present invention will be further explained with reference to the embodiments shown in the drawings.
The utility model discloses a five-link rear press roll driving device for a shaping drum of a tire building machine, which comprises a left press roll 1 and a right press roll 1 which are symmetrical, wherein the left press roll 1 and the right press roll 1 are respectively arranged on left and right pressing mechanisms which are symmetrical, the left and right pressing mechanisms are respectively arranged on left and right five-link mechanisms which are symmetrical, and the left and right five-link mechanisms are respectively arranged on left and right driving mechanisms which are symmetrical, as shown in figure 1.
Each driving mechanism comprises a front moving frame 2 and a rear moving frame 3 which are arranged on a moving seat 13, a middle moving frame 4 is arranged between the front moving frame 2 and the rear moving frame 3, the moving seat 13 is arranged on front and rear linear guide rails 14 (left and right) through front and rear sliding seat sliding seats I, the front and rear linear guide rails 14 are arranged on a bottom plate of a frame 21, the middle moving frame 4 is arranged on a middle linear guide rail 18 through a corresponding sliding seat II, the middle linear guide rail 18 is supported and arranged on the bottom plate of the frame 21 and is positioned between the front moving frame 2 and the rear moving frame 3 above the moving seat 13, the moving seat 13 is driven by a ball screw transmission pair I17 driven by a servo motor 15 through a synchronous pulley transmission pair 16, the ball screws of the left and right ball screw transmission pairs I17 corresponding to the left and right moving seats 13 are coaxially connected and have opposite rotation directions, the driving of the middle moving frame 4 is a ball screw transmission pair II driven by a speed reducing motor 19, the ball screws of the left and right ball screw transmission pairs I17 corresponding to the left and right middle moving frames 4 are coaxially connected and have opposite rotation directions, as shown in figure 1.
Each five-link mechanism (taking the left-side five-link mechanism on the right in fig. 1 as an example for explaining the structure) comprises a driving rod I5, a "" bending type driven rod II 6, a "" bending type driven rod III 7, a driven rod IV 8 and a driven rod V9, wherein the right front end of the driving rod I5 is hinged to a middle moving frame 4 (the middle moving frame 4 is positioned on the left side between a front moving frame 2 and a rear moving frame 3 at the moment), the right front end of the driven rod V9 is hinged to the front moving frame 2, the right front end of the front-side bending rod of the bending type driven rod II 6 is hinged to the rear moving frame 3, the bending type driven rod 7 is positioned above the bending type driven rod II 6, the bending positions of the two five-link mechanisms are hinged to the right front end of the front-side bending rod of the bending type driven rod III 7 and the left rear end of the driven rod V9, the left rear end of the driving rod 5 is positioned below the bending type bending rod II and the bending type driven rod III is coaxially hinged to the driven rod III And the driven rod II 6, namely the bending type driven rod III 7, the bending type driven rod II 6 and the driving rod I5, are coaxially hinged, and the left front end of the driven rod IV 8 is hinged to the left rear end of the rear side bending rod of the bending type driven rod II 6.
Each of the pressing mechanisms (the structure of which is illustrated by taking the left pressing mechanism at the right in fig. 1 as an example) includes a base 10, a pressing arm 11 and a pressing cylinder 12, the bottom of the left end of the base 10 is hinged to the right rear end of a driven rod iv 8, the bottom of the right end of the base 10 is hinged to the right rear end of a rear bending rod of a bending type driven rod iii 7, the lower end of the pressing arm 11 is hinged to the right end of the base 10, the left lower end of a cylinder body of the pressing cylinder 12 is hinged to the left end of the base 10, a cylinder rod of the pressing cylinder 12 extending obliquely to the upper right is hinged to the pressing arm 11, the upper end of the pressing arm 11 is provided with a corresponding pressing roller 1 through a revolute pair, and the pressing roller 1 is located on the front side of the upper end of the pressing arm 11 and on a vertical plane.
The operation mode of the utility model is as follows:
1. in the preparation stage of the rolling green tire, the left and right ball screw transmission pair I17 drives the left and right front moving frames 2 and the rear moving frames 3 to synchronously move in opposite directions (namely, relatively), the left and right ball screw transmission pair II 20 drives the left and right middle moving frames 4 to synchronously move in opposite directions, in the opposite moving process of the left and right front moving frames 2 and the rear moving frames 3, the left and right compression rollers 1 gradually draw close to each other, in the opposite moving process of the left and right middle moving frames 4, the left and right compression rollers 1 are driven to reversely and gradually rotate to opposite positions through the linkage of the left and right five-bar mechanisms, in the position of the rolling green tire, the left and right compression rollers 1 rotate to face and are mutually attached into a whole, as shown in figure 2.
2. In the stage of rolling the green tire, the cylinder rods of the left and right press cylinders 12 synchronously extend out and push the left and right press arms 11 to turn backwards, so as to drive the left and right press rollers 1 to press downwards backwards to roll the green tire.
3. After the rolling is finished, the cylinder rods of the left and right pressure cylinders 12 synchronously retract to drive the left and right compression rollers 1 to return to the vertical position; the left and right ball screw transmission pair I17 drives the left and right front moving frames 2 and the rear moving frames 3 to synchronously move back and forth, the left and right ball screw transmission pair II 20 drives the left and right middle moving frames 4 to synchronously move in opposite directions, and the left and right compression rollers 1 are mutually separated and rotate to the initial positions.
Claims (3)
1. Five connecting rod back compression roller drive arrangement of tire building machine design drum, including left and right symmetrical compression roller (1), its characterized in that:
the left and right compression rollers (1) are respectively arranged on left and right symmetrical lower compression mechanisms, the left and right lower compression mechanisms are respectively arranged on left and right symmetrical five-bar mechanisms, and the left and right five-bar mechanisms are respectively arranged on left and right symmetrical driving mechanisms;
each driving mechanism comprises a front moving frame (2) and a rear moving frame (3) which synchronously move left and right, and a middle moving frame (4) which is arranged between the front moving frame (2) and the rear moving frame (3) and moves reversely with the front moving frame (2) and the rear moving frame (3);
each five-link mechanism comprises a driving rod I (5), a bending type driven rod II (6), a bending type driven rod III (7), a driven rod IV (8) and a driven rod V (9), one end of the driving rod I (5) is hinged on the middle moving frame (4), one end of the driven rod V (9) is hinged on the front moving frame (2), one end of the bending type driven rod II (6) is hinged on the rear moving frame (3), the bending type driven rod III (7) is arranged above the bending type driven rod II (6), the bending parts of the driving rod I (5) and the bending type driven rod III (7) are hinged and one end of the bending type driven rod III (7) is hinged with the other end of the driven rod V (9), the other end of the driving rod I (5) is arranged below the bending part of the bending type driven rod II (6) and is hinged on the bending type driven rod II (6) coaxially with the bending type driven rod III (7), one end of the bending type driven rod IV (8) is hinged to the other end of the bending type driven rod II (6), the other end of the driven rod IV (8) and the other end of the bent driven rod III (7) are hinged with the pressing mechanism.
2. The tire building machine shaping drum five-link back pressure roller drive as claimed in claim 1, wherein: the pressing mechanism comprises a base (10) hinged to a driven rod IV (8) and a bending type driven rod III (7), one end of a pressing arm (11) is hinged to the base (10) and the hinged portion corresponds to the hinged portion of the base (10) and the bending type driven rod III (7), a cylinder body of a pressing cylinder (12) is hinged to the base (10) and the hinged portion corresponds to the hinged portion of the base (10) and the driven rod IV (8), a cylinder rod of the pressing cylinder (12) is hinged to the pressing arm (11), and a pressing roller (1) is installed at the other end of the pressing arm.
3. The tire building machine shaping drum five-link back pressure roller drive as claimed in claim 1, wherein: the front and rear moving frames (2, 3) are arranged on corresponding moving seats (13), the moving seats (13) are arranged on front and rear linear guide rails (14) through corresponding front and rear sliding seats I, and the driving of the moving seats (13) is a ball screw transmission pair I (17) driven by a servo motor (15) through a synchronous belt pulley transmission pair (16); the middle moving frame (4) is arranged on the middle linear guide rail (18) through a corresponding sliding seat II, and the middle moving frame (4) is driven by a ball screw transmission pair II (20) driven by a speed reducing motor (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123431948.7U CN216782719U (en) | 2021-12-30 | 2021-12-30 | Five-connecting-rod rear press roller driving device of tire building machine shaping drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123431948.7U CN216782719U (en) | 2021-12-30 | 2021-12-30 | Five-connecting-rod rear press roller driving device of tire building machine shaping drum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216782719U true CN216782719U (en) | 2022-06-21 |
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ID=82010885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123431948.7U Active CN216782719U (en) | 2021-12-30 | 2021-12-30 | Five-connecting-rod rear press roller driving device of tire building machine shaping drum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216782719U (en) |
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2021
- 2021-12-30 CN CN202123431948.7U patent/CN216782719U/en active Active
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