CN220463723U - Assembly fixture for continuous casting fan-shaped Duan Lagan nut and hydraulic stretcher - Google Patents
Assembly fixture for continuous casting fan-shaped Duan Lagan nut and hydraulic stretcher Download PDFInfo
- Publication number
- CN220463723U CN220463723U CN202321854131.7U CN202321854131U CN220463723U CN 220463723 U CN220463723 U CN 220463723U CN 202321854131 U CN202321854131 U CN 202321854131U CN 220463723 U CN220463723 U CN 220463723U
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- connecting plate
- nut
- lagan
- bracket
- continuous casting
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- 238000009749 continuous casting Methods 0.000 title claims abstract description 21
- 238000006243 chemical reaction Methods 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims description 27
- 238000009434 installation Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Abstract
The utility model discloses an assembly fixture for a continuous casting fan-shaped Duan Lagan nut and a hydraulic stretcher, which comprises the following components: a base; the linear driver is provided with one end arranged on the base; the guide mechanism is arranged on the base at one end; the bracket is connected with the other end of the guide mechanism and is matched with the other end of the linear driver; one end of the buffer mechanism is matched with the bracket; the direction conversion mechanism is used for being connected with the hydraulic stretcher and is matched with the other end of the buffer mechanism. The hydraulic stretcher and the pull rod are assembled simply, and time and labor are saved.
Description
Technical Field
The utility model relates to an assembly fixture for a continuous casting fan-shaped Duan Lagan nut and a hydraulic stretcher.
Background
In continuous casting segments with draw bar nuts, it is often necessary to screw the draw bar in the draw bar nut with a hydraulic tensioner. The current installation mode is as follows: the hydraulic stretcher is placed on the shovel angle shovel, the hydraulic stretcher is driven to move below the pull rod through the shovel angle shovel, the hydraulic stretcher is corresponding to the pull rod through manual adjustment of the position of the hydraulic stretcher on the shovel angle shovel, then the hydraulic stretcher is driven to ascend through the shovel angle shovel, the pull rod enters into an internal threaded hole of the hydraulic stretcher, and the pull rod is connected with the hydraulic stretcher in a threaded mode by rotating the pull rod through a tool.
For the installation mode, because the position of the hydraulic stretcher on the shovel angle shovel is required to be adjusted continuously by manpower and the weight of the hydraulic stretcher is heavy, the installation mode is time-consuming and labor-consuming, and because the draw bar nut is arranged at the lower part of the continuous casting sector frame, the position space is small, and the operation difficulty of operators is large.
Disclosure of Invention
The utility model provides an assembly fixture for a continuous casting fan-shaped Duan Lagan nut and a hydraulic stretcher, which enables the assembly of the hydraulic stretcher and a pull rod to be simple, time-saving and labor-saving.
A assembly fixture for continuous casting fan Duan Lagan nut and hydraulic stretcher includes:
a base;
the linear driver is provided with one end arranged on the base;
the guide mechanism is arranged on the base at one end;
the bracket is connected with the other end of the guide mechanism and is matched with the other end of the linear driver;
one end of the buffer mechanism is matched with the bracket;
the direction conversion mechanism is used for being connected with the hydraulic stretcher and is matched with the other end of the buffer mechanism.
The utility model has the following advantages:
1. convenient movement of the tool at each station is realized through the universal wheels, so that the position of the hydraulic stretcher is convenient to adjust, and the burden of operators is reduced.
2. The hydraulic stretcher is stopped and self-locked at any position by a linear driver (an electric cylinder) and a control system thereof.
3. The impact of the hydraulic stretcher when the hydraulic stretcher is separated from the pull rod is effectively relieved through the buffer mechanism, and the danger caused by hard collision among parts is avoided.
4. A direction switching mechanism is disposed in a limited space to switch the tightening direction of the hydraulic nut from a bottom-up operation to a horizontal operation, providing an operable space for using a corresponding driving tool.
Drawings
Fig. 1 is a perspective view of an assembly tooling for a continuous casting fan Duan Lagan nut and hydraulic tensioner of the present utility model;
fig. 2 to 5 are sectional views of the respective portions of fig. 1.
The reference symbols in the drawings:
the base 1, the base body 10, the universal wheel 11, the linear actuator 2, the guide mechanism 3, the hollow cylinder 30, the guide part 31, the guide rod 32, the stopper 33, the nut 34, the bracket 4, the first connecting plate 40, the second connecting plate 41, the third connecting plate 42, the relief hole 43, the through hole 44, the groove 45, the buffer mechanism 5, the rod-shaped part 50, the spring 51, the sleeve 52, the limit protrusion 53, the direction conversion mechanism 6, the tray 60, the connecting shaft 61, the supporting seat 62, the transmission shaft 63, the first transmission gear 64, the second transmission gear 65, the first bearing 66, the second bearing 67, the hydraulic stretcher A and the pull rod B.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description.
As shown in fig. 1 to 5, the assembly fixture for continuous casting fan Duan Lagan nuts and hydraulic stretchers of the present utility model comprises a base 1, a linear actuator 2, a guide mechanism 3, a bracket 4, a buffer mechanism 5, and a direction conversion mechanism 6, and the following details are given for each part and the relationship between them:
the base 1 comprises a base body 10 and universal wheels 11, the base body 10 is connected with the universal wheels 11, and the linear driver 2, the guide mechanism 3, the bracket 4, the buffer mechanism 5 and the direction conversion mechanism 6 are directly or indirectly arranged on the base body 10, so that pushing force or pulling force is applied to the base 1, the whole assembly tool can be moved, and the tool can be moved conveniently at each station.
One end of the linear actuator 2 is provided on the base 1, and in this embodiment, the linear actuator 2 is an electric cylinder. The PLC control system controls the synchronous lifting or lowering action of the electric cylinder, so that the accurate position control of the hydraulic stretcher is realized.
One end of the guide mechanism 3 is arranged on the base 1, the guide mechanism 3 comprises a hollow cylinder 30, a guide part 31 and a guide rod 32, one end of the hollow cylinder 30 is fixed with the base 1, the guide part 31 is fixed with the hollow cylinder 30, the guide rod 32 is in sliding fit with the guide part 31, one part of the guide rod 32 is positioned in the hollow cylinder 30, and the other part of the guide rod 32 is positioned outside the hollow cylinder 30 and is fixed with the bracket 4.
The guide member 31 preferably adopts a linear bearing, a shoulder is arranged on the peripheral surface of the other part of the guide rod 32, a limit block 33 is arranged on the shoulder, and after the other part of the guide rod 32 passes through the limit block 33 and the bracket 4, the guide rod 32 is in threaded connection with the guide rod 32 by adopting a nut 34, so that the guide rod 32 and the bracket 4 are fastened into a whole.
When the linear driver 2 ascends, the linear driver 2 drives the bracket 4 to move upwards, and stopping and reversing at any position can be realized by utilizing the self-locking characteristic of the control system and the electric cylinder. When the linear actuator 2 is in operation, the carriage 4 is supported by the linear actuator 2 after the operation is completed, and therefore, when the linear actuator 2 is lowered, the carriage 4 returns to the initial position by gravity.
The bracket 4 is connected with the other end of the guide mechanism 3, and the bracket 4 is also matched with the other end of the linear driver 2. The bracket 4 includes a first connecting plate 40, a second connecting plate 41, and a third connecting plate 42, and the first connecting plate 40 is connected to the other end of the guide mechanism 3, that is, the first connecting plate 40 is fixed to the end of the guide bar 32.
The first connecting plate 40 and the third connecting plate 42 are arranged along the horizontal direction, the second connecting plate 41 is arranged along the longitudinal direction, the second connecting plate 41 is positioned between the first connecting plate 40 and the third connecting plate 42, the second connecting plate 41 is respectively fixed with the first connecting plate 40 and the third connecting plate 42, and the third connecting plate 42 is provided with a yielding hole 43 for yielding the direction conversion mechanism 6.
The second connecting plate 41 and the third connecting plate 42 form a groove 45, and the buffer mechanism 5 is matched with the third connecting plate 42, and the direction conversion mechanism 6 is matched with the buffer mechanism 5, so that the direction conversion mechanism 6 is positioned in the groove 45, and the hydraulic stretcher is matched with the direction conversion mechanism 6 during assembly, so that the space is reduced by the groove 45, and interference between the hydraulic stretcher and other parts is avoided.
One end of the buffer mechanism 5 is matched with the bracket 4, the direction switching mechanism 6 is used for connecting a hydraulic stretcher, and the direction switching mechanism 6 is matched with the other end of the buffer mechanism 5.
The buffer mechanism 5 comprises a rod-shaped component 50 and a spring 51, wherein the rod-shaped component 50 is respectively matched with the bracket 4 and the direction conversion mechanism 6; the spring 51 is sleeved on the rod-shaped member 50, one end of the spring 51 abuts against the bracket 4, and the other end of the spring 51 abuts against the direction conversion mechanism 6.
The damper mechanism 5 further includes a sleeve 52, the sleeve 52 surrounding at least a part of the spring 51, one end of the sleeve 52 being fixed to the bracket 4, the sleeve 52 being in clearance fit with the spring 51, the other end of the sleeve 52 being provided with a space from the direction switching mechanism 6 by the restraining action of the sleeve 52 on the spring 51, the direction switching mechanism 6 being allowed to move toward the other end of the sleeve 52 within the space without restriction.
The bracket 4 is provided with a through hole 44, the rod-shaped part 50 passes through the through hole 44, the rod-shaped part 50 is in clearance fit with the through hole 44, one end of the rod-shaped part 50 is provided with a limiting protrusion 53, and the other end of the rod-shaped part 50 is connected with the direction conversion mechanism 6.
Since the rod nut is located at the lower part of the continuous casting sector frame, when the hydraulic stretcher a and the rod nut are assembled, the hydraulic stretcher a and the rod B need to be aligned, that is, the axial line of the rod B in the rod nut corresponds to the hole center of the internal threaded hole of the hydraulic stretcher a, but due to factors such as processing of parts and assembly errors, the axial line of the rod B and the hole center of the internal threaded hole of the hydraulic stretcher a cannot be guaranteed to be located on the same straight line, and the rod B cannot swing, therefore, in the utility model, the rod-shaped component 50 is in clearance fit with the through hole 44, and the spring 51 is matched with the direction conversion mechanism 6, so that the direction conversion mechanism 6 swings, and the connection between the rod B and the hydraulic stretcher a can be ensured to be smoothly performed although the swing amplitude is small.
The direction conversion mechanism 6 comprises a tray 60, a connecting shaft 61 and a transmission mechanism, wherein the tray 60 is matched with the buffer mechanism 5; the tray 60 is connected to the other end of the rod-like member 50.
The connecting shaft 61 passes through the tray 60 and is rotatably matched with the tray 60, a first bearing 66 is arranged on the connecting shaft 61, the first bearing 66 is matched with the tray 60, when torque is applied to the connecting shaft 61, the connecting shaft 61 rotates relative to the tray 60, one end of the connecting shaft 61 is used for being connected with the pull rod B, and one end of the connecting shaft 61 is polygonal, such as regular hexagon.
A transmission mechanism is connected to the tray 60, and the transmission mechanism is engaged with the connection shaft 61. The drive mechanism includes supporting seat 62, transmission shaft 63, first drive gear 64, second drive gear 65, supporting seat 62 is fixed with tray 60, and supporting seat 62 is fixed at the lower surface of tray 60, but transmission shaft 63 and supporting seat 62 normal running fit are equipped with second bearing 67 on the supporting seat 62, and transmission shaft 63 passes second bearing 67, and first drive gear 64 installs on transmission shaft 63, and second drive gear 65 sets up on connecting axle 61, and second drive gear 65 meshes with first drive gear 64, and in this implementation, the contained angle that the axial of connecting axle 61 and transmission shaft 63 formed is 90, and first drive gear 64 and second drive gear 65 are the helical gear.
The hydraulic stretcher a is mounted on the tray 60, pushing force or pulling force is applied to the assembly fixture, the whole assembly fixture is moved to the lower part of the pull rod B under the action of the universal wheel 11, the hydraulic stretcher a is aligned with the center of the pull rod B, the linear driver 2 is started, the bracket 4 is lifted by the linear driver 2, the bracket 4 drives the buffer mechanism 5 and the direction conversion mechanism 6 positioned on the buffer mechanism 5 to ascend, the hydraulic stretcher a moves towards the pull rod B along with the ascending of the direction conversion mechanism 6, when the pull rod B is matched with the connecting shaft 61, for example, an inner hexagonal hole is formed at the end part of the pull rod B, the connecting shaft 61 is inserted into the inner hexagonal hole, the linear driver 2 stops working at the moment, the lifting position is kept through the self-locking action of the linear driver 2 (electric cylinder), at the moment, torque is applied to the transmission shaft 63 by a tool (for example, a wrench), the transmission shaft 63 rotates, the transmission shaft 63 drives the first transmission gear 64 to rotate, the first transmission gear 64 transmits power to the second transmission gear 65, and then the connecting shaft 61 rotates, and drives the pull rod B to rotate, for forming a continuous threaded connection with the pull rod a specified threaded position until the threaded connection is stopped. The linear actuator 2 is lowered, the carriage 4 and the direction switching mechanism 6 are reset, and the direction switching mechanism 6 is separated from the tie rod B.
Claims (10)
1. A assembly fixture for continuous casting fan Duan Lagan nut and hydraulic stretcher, its characterized in that includes:
a base (1);
the linear driver (2), one end of the linear driver (2) is arranged on the base (1);
the guide mechanism (3), one end of the guide mechanism (3) is arranged on the base (1);
the bracket (4) is connected with the other end of the guide mechanism (3), and the bracket (4) is also matched with the other end of the linear driver (2);
the buffer mechanism (5), one end of the buffer mechanism (5) cooperates with bracket (4);
and the direction conversion mechanism (6) is used for being connected with the hydraulic stretcher, and the direction conversion mechanism (6) is matched with the other end of the buffer mechanism (5).
2. The assembly fixture for the continuous casting sector Duan Lagan nut and the hydraulic stretcher according to claim 1, wherein the base (1) comprises a base body (10) and a universal wheel (11), and the base body (10) is connected with the universal wheel (11).
3. The assembly fixture for continuous casting of a fan Duan Lagan nut and hydraulic stretcher according to claim 1, characterized in that the linear actuator (2) is an electric cylinder.
4. The assembly fixture for continuous casting of a fan Duan Lagan nut and hydraulic stretcher according to claim 1, characterized in that the guiding mechanism (3) comprises:
the hollow column body (30), one end of the hollow column body (30) is fixed with the base (1);
the guide component (31), the guide component (31) is fixed with the hollow column (30);
the guide rod (32), the guide rod (32) and the guide part (31) are in sliding fit, one part of the guide rod (32) is positioned in the hollow cylinder (30), and the other part of the guide rod (32) is positioned outside the hollow cylinder (30) and is fixed with the bracket (4).
5. The assembly fixture for the continuous casting fan-shaped Duan Lagan nut and the hydraulic stretcher according to claim 1, wherein the bracket (4) comprises a first connecting plate (40), a second connecting plate (41) and a third connecting plate (42), the first connecting plate (40) and the third connecting plate (42) are arranged along the horizontal direction, the second connecting plate (41) is arranged along the longitudinal direction, the second connecting plate (41) is positioned between the first connecting plate (40) and the third connecting plate (42), the second connecting plate (41) is respectively fixed with the first connecting plate (40) and the third connecting plate (42), and a yielding hole (43) for yielding the direction conversion mechanism (6) is formed in the third connecting plate (42).
6. The assembly fixture for continuous casting of a fan Duan Lagan nut and hydraulic tensioner according to claim 1, wherein the buffer mechanism (5) comprises:
a rod-shaped member (50), wherein the rod-shaped member (50) is respectively matched with the bracket (4) and the direction conversion mechanism (6);
and a spring (51), wherein the spring (51) is sleeved on the rod-shaped component (50), one end of the spring (51) is propped against the bracket (4), and the other end of the spring (51) is propped against the bracket (4) direction conversion mechanism (6).
7. The assembly fixture for the continuous casting fan Duan Lagan nut and the hydraulic stretcher according to claim 6, wherein the buffer mechanism (5) further comprises a sleeve (52), the sleeve (52) surrounds at least a part of the spring (51), one end of the sleeve (52) is fixed with the bracket (4), and a space is reserved between the other end of the sleeve (52) and the direction conversion mechanism (6).
8. The assembly fixture for the continuous casting fan-shaped Duan Lagan nut and the hydraulic stretcher according to claim 6 or 7, wherein the bracket (4) is provided with a through hole (44), the rod-shaped component (50) passes through the through hole (44), the rod-shaped component (50) is in clearance fit with the through hole (44), one end of the rod-shaped component (50) is provided with a limit protrusion (53), and the other end of the rod-shaped component (50) is connected with the direction conversion mechanism (6).
9. The assembly fixture for continuous casting of a fan Duan Lagan nut and hydraulic stretcher according to claim 1, characterized in that the direction switching mechanism (6) comprises:
a tray (60), wherein the tray (60) is matched with the buffer mechanism (5);
a connecting shaft (61), wherein the connecting shaft (61) passes through the tray (60) and is rotatably matched with the tray (60);
and the transmission mechanism is connected with the tray (60) and is matched with the connecting shaft (61).
10. The assembly fixture for a continuous casting sector Duan Lagan nut and hydraulic tensioner of claim 9, wherein the drive mechanism comprises:
the supporting seat (62), the supporting seat (62) is fixed with the tray (60);
a transmission shaft (63), wherein the transmission shaft (63) is rotatably matched with the supporting seat (62);
a first transmission gear (64), the first transmission gear (64) being mounted on the transmission shaft (63);
and a second transmission gear (65), wherein the second transmission gear (65) is arranged on the connecting shaft (61), and the second transmission gear (65) is meshed with the first transmission gear (64).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321854131.7U CN220463723U (en) | 2023-07-14 | 2023-07-14 | Assembly fixture for continuous casting fan-shaped Duan Lagan nut and hydraulic stretcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321854131.7U CN220463723U (en) | 2023-07-14 | 2023-07-14 | Assembly fixture for continuous casting fan-shaped Duan Lagan nut and hydraulic stretcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220463723U true CN220463723U (en) | 2024-02-09 |
Family
ID=89778613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321854131.7U Active CN220463723U (en) | 2023-07-14 | 2023-07-14 | Assembly fixture for continuous casting fan-shaped Duan Lagan nut and hydraulic stretcher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220463723U (en) |
-
2023
- 2023-07-14 CN CN202321854131.7U patent/CN220463723U/en active Active
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