CN216807950U - Novel floating guide device of elevator - Google Patents
Novel floating guide device of elevator Download PDFInfo
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- CN216807950U CN216807950U CN202220063873.7U CN202220063873U CN216807950U CN 216807950 U CN216807950 U CN 216807950U CN 202220063873 U CN202220063873 U CN 202220063873U CN 216807950 U CN216807950 U CN 216807950U
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- guide wheel
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Abstract
The utility model discloses a novel floating guide device of an elevator. The lifting frame comprises a bracket assembly, wherein the bracket assembly is connected above the lifting frame, and the lifting frame further comprises a side roller assembly, a swingable guide wheel device and a fixed guide wheel device, wherein the side roller assembly, the swingable guide wheel device and the fixed guide wheel device respectively comprise four groups and are fixed on the lifting frame in a vertically and horizontally symmetrical manner, the four groups are respectively clamped on an upright post assembly from X, Y in two directions, and the lifting frame ascends or descends along the upright post assembly. The utility model can keep a good clamping state with the upright post assembly after long-time working and running, can reduce the precision requirement on straightness in the process of manufacturing the upright post assembly, increases the contact area between the guide wheel and the upright post assembly, and prolongs the service life of the guide wheel.
Description
Technical Field
The utility model belongs to the technical field of automatic conveying equipment, and particularly relates to a novel floating guide device of a lift.
Background
An automatic intelligent conveying system is characterized in that a column type lifter is applied to the automobile production industry, and the conveyor line body units of different floors and different heights are automatically butted under the action of the lifter. In order to fully utilize the field in the workshop process planning stage, one part of the production line body needs to be arranged in the air, the aerial line body mainly completes the storage and return turnover of products, and the lifter plays the roles of program transfer and sequence connection.
The column assembly of the column type lifter is fixedly arranged on a working plane and ensures the verticality of the working plane. The driving device is used as a provider of motive power and is arranged at the top end of the upright post platform, the speed reducing motor drives the roller or the chain wheel to rotate, the belt or the chain can be driven to move as the belt or the chain is wrapped and wound on the roller or the chain wheel, and the speed reducing motor can drive the bracket assembly to realize the ascending and descending functions as the two ends of the bracket assembly and the counterweight assembly are respectively connected with the belt or the chain.
The guide device of the existing elevator is installed and fixed on the lifting frame and consists of four fixed guide wheel sets, and the guide wheel sets are clamped on the upright post assembly in an embracing mode, so that the ascending and descending of the bracket assembly in a working running state are always in a horizontal state with a working plane, and the conveying unit on the elevator is smoothly butted with the conveying unit. However, the guide wheel structure of the existing upright type lifter is a single body and independent, and is clamped on the upright in an initial installation and adjustment process in a bolt jacking mode, and along with long-time operation, the guide wheel and the upright generate a gap, namely, the guide wheel is not fully matched.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects of the prior art and provide a novel floating guide device of an elevator.
The technical scheme adopted by the utility model is as follows: the utility model provides a novel unsteady leading device of lift, includes the bracket assembly, the bracket assembly is connected in the crane top, still includes the side roller assembly, can swing type leading wheel device and fixed type leading wheel device, the side roller assembly, can swing type leading wheel device and fixed type leading wheel device all include four groups and bilateral symmetry about and be fixed in the crane, embrace from X, Y two directions respectively and press from both sides on the stand assembly, the crane rises or descends along the stand assembly. Only the freedom degree in the Z direction is reserved between the lifting frame and the upright post assembly.
The side roller assembly comprises a U-shaped support, a pin shaft and a first guide wheel, the U-shaped support is installed and fixed on the lifting frame, a deep groove ball bearing is installed inside the first guide wheel, the pin shaft is assembled on the inner ring of the deep groove ball bearing, the first guide wheel can freely rotate around the pin shaft, and the pin shaft is fixed on the U-shaped support. The side roller assembly is used for limiting and guiding the lifting frame of the lifter and the upright post assembly in the side direction, and plays a role in keeping the bracket assembly in the horizontal state.
The first guide wheel is made of wear-resistant nylon (MC 901).
The guide wheel device capable of swinging comprises a rotating shaft and second guide wheels, the rotating shaft is fixedly arranged on the lifting frame, the two second guide wheels are fixedly arranged on guide wheel supports, the guide wheel supports are hinged to the rotating shaft, and the two second guide wheels are located on two sides of the rotating shaft and rotate along the rotating shaft.
And the two second guide wheels are fixedly arranged on the guide wheel bracket through connecting bolts.
The guide wheel support is characterized in that a deep groove ball bearing is mounted inside the second guide wheel, the connecting bolt is assembled at the inner ring of the deep groove ball bearing, the second guide wheel freely rotates around the connecting bolt, the connecting bolt is fixedly installed in holes at two ends of the guide wheel support, the second guide wheel is clamped inside the guide wheel support, one end of the connecting bolt is fixed in a step mode, the other end of the connecting bolt is fixedly screwed up through a round nut matched with a stop washer, the second guide wheel is fixed on the guide wheel support, and the rotating shaft penetrates through the middle hole of the guide wheel support.
The second guide wheel is made of wear-resistant nylon (MC 901).
The fixed guide wheel device comprises a fixed lock shaft and a third guide wheel, the fixed lock shaft is installed and fixed on the lifting frame, a deep groove ball bearing is installed inside the third guide wheel, the fixed lock shaft is assembled on the inner ring of the deep groove ball bearing, and the third guide wheel can freely rotate around the fixed lock shaft.
The third guide wheel is made of wear-resistant nylon (MC 901).
The fixed lock shaft is fixedly arranged on the lifting frame through a locking nut.
The utility model can keep a good clamping state with the upright post assembly after long-time working and running, can reduce the precision requirement on the straightness in the process of manufacturing the upright post assembly, increases the contact area between the guide wheel and the upright post assembly and prolongs the service life of the guide wheel.
Compared with the existing full-fixed guide device, the guide device changes two fixed guide wheels of the four guide wheels into guide wheels in a swinging mode, has self-adjusting and dynamic balancing functions, and ensures that the guide wheels are contacted with the upright post assembly at any time. The swinging guide wheel device is composed of two guide wheels, the contact area of the guide device and the upright post is increased, the positive pressure of a single guide wheel is dispersed, the working abrasion is reduced, and the service life is prolonged. The guide wheel bears the reduction of load pressure, also can select the wear-resisting nylon (MC901) material of bearing capacity a little bit to make to save the cost.
The utility model adopts the function of self-adjusting swing, the guide wheel is clamped on the upright post assembly, and the contact state of the guide wheel and the upright post assembly can be automatically adjusted according to the weight change of the bearing end and the counterweight end of the bracket assembly in the ascending and descending processes of the bracket assembly, so that the guide wheel can be kept in full contact with the upright post assembly at any time, and the perfect butt joint of the bracket assembly end conveying device and the connecting body is ensured.
Drawings
FIG. 1 is a general schematic view of the installation site of the present invention;
FIG. 2 is a schematic view of the installation of the floating guide device and the column assembly according to the present invention;
FIG. 3 is a schematic view of the floating guide device of the present invention;
FIG. 4 is a schematic view of a side roller assembly;
FIG. 5 is a schematic view of a swingable-type guide wheel device;
fig. 6 is a schematic structural view of a fixed guide wheel device.
In the figure, 1-a bracket assembly, 2-a lifting frame, 3-a side roller assembly (3-1-U-shaped support, 3-2-pin shaft, 3-3-a first guide wheel), 4-a belt, 5-a swingable guide wheel device (5-1-a rotating shaft, 5-2-a guide wheel bracket, 5-3-a second guide wheel and 5-4-a connecting bolt), 6-a fixed guide wheel device (6-1-a locking nut, 6-2-a fixed locking shaft, 6-3-a third guide wheel and 6-4-a bearing) and 7-an upright post assembly.
Detailed Description
The utility model will be further described in detail with reference to the following drawings and specific examples, which are not intended to limit the utility model, but are for clear understanding.
As shown in fig. 1-3, the utility model comprises a bracket assembly 1, wherein the bracket assembly 1 is connected above a lifting frame 2, and further comprises four groups of side roller assemblies 3, a swingable guide wheel device 5 and a fixed guide wheel device 6, wherein the side roller assemblies 3, the swingable guide wheel device 5 and the fixed guide wheel device 6 are respectively fixed on the lifting frame 2 in an up-down and left-right symmetrical manner, and are respectively clamped on an upright post assembly 7 from X, Y two directions along the belt 4 direction of the lifting machine, and the lifting frame 2 ascends or descends along the upright post assembly 7. Only the freedom degree in the Z direction is reserved between the lifting frame 2 and the upright post assembly 7.
As shown in fig. 4, the side roller assembly 3 comprises a U-shaped support 3-1, a pin shaft 3-2 and a first guide wheel 3-3, the U-shaped support 3-1 is fixedly installed on the lifting frame 2, a deep groove ball bearing is installed inside the first guide wheel 3-3, the pin shaft 3-2 is assembled at the inner ring of the deep groove ball bearing, the first guide wheel 3-3 can freely rotate around the pin shaft 3-2, and the pin shaft 3-2 is fixed on the U-shaped support 3-1. The side roller assembly 3 is used for limiting and guiding the lifting frame 2 of the lifter and the upright post assembly 7 in the side direction, and plays a role in keeping the bracket assembly 1 in a horizontal state.
The first guide wheel 3-3 is made of wear-resistant nylon MC 901.
As shown in fig. 5, the swingable guide wheel device 5 includes a rotating shaft 5-1 and second guide wheels 5-3, the rotating shaft 5-1 is fixedly installed on the crane 2, the two second guide wheels 5-3 are fixedly installed on the guide wheel bracket 5-2, the guide wheel bracket 5-2 is hinged to the rotating shaft 5-1, and the two second guide wheels 5-3 are located on both sides of the rotating shaft 5-1 and rotate along the rotating shaft 5-1.
And the two second guide wheels 5-3 are fixedly arranged on the guide wheel bracket 5-2 through connecting bolts 5-4.
The inner part of the second guide wheel 5-3 is provided with a deep groove ball bearing, the connecting bolt 5-4 is assembled on the inner ring of the deep groove ball bearing, the second guide wheel 5-3 freely rotates around the connecting bolt 5-4, the connecting bolt 5-4 is fixedly installed in holes at two ends of the guide wheel bracket 5-2, the second guide wheel 5-3 is clamped in the guide wheel bracket 5-2, one end of the connecting bolt 5-4 is fixed by a step, the other end of the connecting bolt 5-4 is screwed and fixed by a round nut matched with a stop washer, the second guide wheel 5-3 is fixed on the guide wheel bracket 5-2, and the middle hole of the guide wheel bracket 5-2 penetrates through the rotating shaft 5-1.
The second guide wheel 5-3 is made of wear-resistant nylon MC 901.
As shown in fig. 6, the fixed guide wheel device 6 comprises a fixed lock shaft 6-2 and a third guide wheel 6-3, the fixed lock shaft 6-2 is fixedly installed on the lifting frame 2, a deep groove ball bearing 6-4 is installed inside the third guide wheel 6-3, the fixed lock shaft 6-2 is assembled at the inner ring of the deep groove ball bearing 6-4, and the third guide wheel 6-3 can freely rotate around the fixed lock shaft 6-2.
The third guide wheel 6-3 is made of wear-resistant nylon MC 901.
The fixed lock shaft 6-2 is fixedly arranged on the lifting frame 2 through a lock nut 6-1.
The floating guide device of the utility model ensures that the lifting frame 2 of the lifter is in a dynamic balance in the lifting and descending processes, and the second guide wheel 5-3 in the swinging type guide wheel device 5 is contacted with the upright post assembly 7 no matter what state. If there is a slight recess in one position of the column assembly 7, one of the second guide wheels 5-3 is suspended from the other one of the column assembly 7 due to the rotation shaft 5-1. If a large weight difference occurs between the bracket assembly 1 and the counterweight assembly when the elevator is started or descends, the two second guide wheels 5-3 in the swinging guide device 5 are stressed unevenly, and one second guide wheel 5-3 is in a suspended state when contacting with the upright post assembly 7. Under the action of gravity, two second guide wheels 5-3 of the swinging type guide device 5 contact the upright post assembly 7 at the same time in a normal state. The simultaneous contact of the two second guide wheels 5-3 increases the contact area, namely, the bearing pressure of a single guide wheel is reduced, and the service life of the guide wheel is prolonged.
Those not described in detail in this specification are within the skill of the art.
Claims (7)
1. The utility model provides a novel unsteady direction of lift device, includes bracket assembly (1), bracket assembly (1) is connected in crane (2) top, its characterized in that: still include side roller assembly (3), can swing type leading wheel device (5) and fixed type leading wheel device (6), side roller assembly (3), can swing type leading wheel device (5) and fixed type leading wheel device (6) all include four groups and upper and lower bilateral symmetry be fixed in crane (2), embrace the clamp respectively from X, Y two directions on stand assembly (7), crane (2) rise or descend along stand assembly (7).
2. The novel floating guide device of an elevator as claimed in claim 1, wherein: the side roller assembly (3) comprises a U-shaped support (3-1), a pin shaft (3-2) and a first guide wheel (3-3), the U-shaped support (3-1) is fixedly installed on the lifting frame (2), a deep groove ball bearing is installed inside the first guide wheel (3-3), the pin shaft (3-2) is assembled on the inner ring of the deep groove ball bearing, the first guide wheel (3-3) can freely rotate around the pin shaft (3-2), and the pin shaft (3-2) is fixed on the U-shaped support (3-1).
3. The novel floating guide device of an elevator as claimed in claim 1, wherein: the swingable guide wheel device (5) comprises a rotating shaft (5-1) and second guide wheels (5-3), the rotating shaft (5-1) is fixedly installed on the lifting frame (2), the two second guide wheels (5-3) are fixedly installed on the guide wheel support (5-2), the guide wheel support (5-2) is hinged to the rotating shaft (5-1), and the two second guide wheels (5-3) are located on two sides of the rotating shaft (5-1) and rotate along the rotating shaft (5-1).
4. The novel floating guide device of an elevator as claimed in claim 3, wherein: the two second guide wheels (5-3) are fixedly arranged on the guide wheel bracket (5-2) through connecting bolts (5-4).
5. The novel floating guide device of an elevator as claimed in claim 4, wherein: the guide wheel support is characterized in that a deep groove ball bearing is mounted in the second guide wheel (5-3), the connecting bolt (5-4) is assembled on an inner ring of the deep groove ball bearing, the second guide wheel (5-3) freely rotates around the connecting bolt (5-4), the connecting bolt (5-4) is fixedly mounted in holes in two ends of the guide wheel support (5-2), the second guide wheel (5-3) is clamped in the guide wheel support (5-2), a step at one end of the connecting bolt (5-4) is fixed, a locking washer is matched with a round nut to screw the other end of the connecting bolt (5-4) to fix the second guide wheel (5-3) on the guide wheel support (5-2), and a rotating shaft (5-1) penetrates through a middle hole of the guide wheel support (5-2).
6. The novel floating guide device of an elevator as claimed in claim 1, wherein: the fixed guide wheel device (6) comprises a fixed lock shaft (6-2) and a third guide wheel (6-3), the fixed lock shaft (6-2) is installed and fixed on the lifting frame (2), a deep groove ball bearing (6-4) is installed inside the third guide wheel (6-3), the fixed lock shaft (6-2) is assembled on the inner ring of the deep groove ball bearing (6-4), and the third guide wheel (6-3) can freely rotate around the fixed lock shaft (6-2).
7. The novel floating guide device of an elevator as claimed in claim 6, wherein: the fixed lock shaft (6-2) is installed and fixed on the lifting frame (2) through a lock nut (6-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220063873.7U CN216807950U (en) | 2022-01-11 | 2022-01-11 | Novel floating guide device of elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220063873.7U CN216807950U (en) | 2022-01-11 | 2022-01-11 | Novel floating guide device of elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216807950U true CN216807950U (en) | 2022-06-24 |
Family
ID=82064868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220063873.7U Active CN216807950U (en) | 2022-01-11 | 2022-01-11 | Novel floating guide device of elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216807950U (en) |
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2022
- 2022-01-11 CN CN202220063873.7U patent/CN216807950U/en active Active
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