CN219488685U - OHT anti-roll and steering mechanism - Google Patents
OHT anti-roll and steering mechanism Download PDFInfo
- Publication number
- CN219488685U CN219488685U CN202223432932.2U CN202223432932U CN219488685U CN 219488685 U CN219488685 U CN 219488685U CN 202223432932 U CN202223432932 U CN 202223432932U CN 219488685 U CN219488685 U CN 219488685U
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- crown block
- linear sliding
- roll
- oht
- swing arm
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Abstract
The utility model relates to an OHT anti-roll and steering mechanism, which comprises a crown block front end bracket, a crown block steering assembly and a crown block anti-roll assembly; the crown block steering assembly comprises an electromagnet, a swing arm, a linear sliding rail and a linear sliding seat; the electromagnet drives the swing arm to swing, and a guide groove is arranged on the swing arm; the linear sliding seat is in sliding fit with the linear sliding rail, a guide wheel and a follow-up roller are arranged on the linear sliding seat, and the follow-up roller is matched with a guide groove on the swing arm; the crown block anti-roll component comprises a driving motor, a rotating plate, a connecting rod and supporting legs; the driving motor drives the rotating plate to rotate, one end of the connecting rod is hinged on the rotating plate, the other end of the connecting rod is hinged in the middle of the supporting leg, one end of the supporting leg is hinged on the front end bracket of the crown block, and the other end of the supporting leg is a supporting end; the scheme can drive the linear slide seat to change the position on the linear slide rail, so that the OHT equipment can turn on the rail; and the supporting legs can extend or retract through the driving motor, so that the situation of side inclination of the OHT equipment when the single side is stressed is prevented.
Description
Technical Field
The utility model relates to an OHT anti-roll and steering mechanism, and belongs to the technical field of OHT.
Background
The OHT is an overhead monorail unmanned conveying system or an overhead traveling unmanned conveying vehicle, the main body is an automatic conveying device, can run on an overhead track and can enter a loading and unloading port of storage equipment or processing equipment through a transmission lifting mechanism to carry out conveying operation; for specific structure, reference is made to the patent filed before the applicant: CN202111620593. X A wafer automatic handling crown block; the existing anti-roll mechanism and steering mechanism of the OHT at present are simpler in design and poor in stability, and cannot meet the operation requirement of the OHT, so that improvement is needed on the basis of the existing structure.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide an OHT anti-roll and steering mechanism.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an OHT anti-roll and steering mechanism comprises a crown block front end bracket, a crown block steering assembly and a crown block anti-roll assembly; the crown block steering assembly comprises an electromagnet, a swing arm, a linear sliding rail and a linear sliding seat; the electromagnet is arranged on the bracket at the front end of the crown block, the electromagnet drives the swing arm to swing, and the swing arm is provided with a guide groove; the linear sliding seat is in sliding fit with the linear sliding rail, a guide wheel and a follow-up roller are arranged on the linear sliding seat, and the follow-up roller is matched with a guide groove on the swing arm; the crown block anti-roll component comprises a driving motor, a rotating plate, a connecting rod and supporting legs; the driving motor is arranged on the crown block front end support, the driving motor drives the rotating plate to rotate, one end of the connecting rod is hinged to the rotating plate, the other end of the connecting rod is hinged to the middle of the supporting leg, one end of the supporting leg is hinged to the crown block front end support, and the other end of the supporting leg is a supporting end.
Preferably, the vertical bisecting plane of the linear slide rail passes through the swing axis of the swing arm.
Preferably, the length of the linear sliding seat is half of the effective stroke of the linear sliding rail.
Preferably, the crown block front end bracket comprises a connecting plate, the connecting plate is arranged on the front side of the crown block front end bracket, two mutually symmetrical supporting legs are arranged on the connecting plate, the two supporting legs are respectively hinged at two ends of the connecting plate, and the two supporting legs are respectively matched with the rotating plate through a connecting rod.
Preferably, a groove-shaped photoelectric sensor is arranged on the bracket at the front end of the crown block, and a contact piece matched with the groove-shaped photoelectric sensor is arranged on the supporting leg.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
according to the OHT anti-roll and steering mechanism, a cam follower structure is formed by the electromagnet and the swing rod, so that the linear sliding seat can be driven to change positions on the linear sliding rail, and further, the position of the guide wheel is changed, and the OHT equipment can be steered on the rail; and the driving motor drives the supporting legs to move through the connecting rod assembly, so that the supporting legs can extend or retract, and can be matched with the track under the extending state, thereby preventing the situation of side inclination when the OHT equipment is stressed on one side.
Drawings
The technical scheme of the utility model is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic perspective view of an OHT anti-roll and steering mechanism according to the present utility model;
FIG. 2 is a schematic perspective view of another view of an OHT anti-roll and steering mechanism according to the present utility model;
fig. 3 is a top view of an OHT anti-roll and steering mechanism according to the present utility model.
Detailed Description
The utility model will be described in further detail with reference to the accompanying drawings and specific examples.
As shown in fig. 1-3, the OHT anti-roll and steering mechanism of the present utility model comprises a front bracket 1 of a crown block, a crown block steering assembly and a crown block anti-roll assembly; the front end bracket 1 of the overhead traveling crane is arranged at the front end of the OHT equipment, and for other specific structures of the OHT equipment, reference is made to the patent filed by the applicant: CN202111620593. X A wafer automatic handling crown block.
The crown block steering assembly comprises an electromagnet 2, a swing arm 3, a linear sliding rail 4 and a linear sliding seat 5; the electromagnet 2 is arranged on the bracket 1 at the front end of the crown block, the electromagnet 2 drives the swing arm 3 to swing, and a guide groove is formed in the swing arm 3.
The linear sliding seat 5 is in sliding fit with the linear sliding rail 4, a guide wheel 6 and a follow-up roller 7 are arranged on the linear sliding seat 5, and the follow-up roller 7 is matched with a guide groove on the swing arm 3; when the electromagnet 2 drives the swing arm 3 to swing, the linear sliding seat 5 can be driven to change positions on the linear sliding rail 4 through the follow-up roller 7, so that the guide wheel 6 can change positions, and the steering of the OHT equipment on the track can be realized.
Since the linear sliding seat 5 generally only needs two specific positions on the linear sliding rail 4, the linear sliding rail 4 can be arranged at the middle position of the device, namely, the vertical bisection surface of the linear sliding rail 4 passes through the swing axis of the swing arm 3, and the length of the linear sliding seat 5 is designed to be half of the effective stroke of the linear sliding rail 4, so that the swing arm 3 can drive the linear sliding seat 5 to perform symmetrical sliding displacement on the linear sliding rail 4.
The crown block anti-roll component comprises a driving motor 8, a rotating plate 9, a connecting rod 10 and supporting legs 11; the driving motor 8 is arranged on the front end support 1 of the crown block, the driving motor 8 drives the rotating plate 9 to rotate, one end of the connecting rod 10 is hinged to the rotating plate 9, the other end of the connecting rod is hinged to the middle of the supporting leg 11, a connecting rod structure is formed, one end of the supporting leg 11 is hinged to the front end support 1 of the crown block, and the other end of the supporting leg is a supporting end and is matched with a track to prevent the OHT equipment from tilting.
As a preferred mode, the front end bracket 1 of the crown block comprises a connecting plate 12, the connecting plate 12 is arranged at the front side of the front end bracket 1 of the crown block, two mutually symmetrical supporting legs 11 are arranged on the connecting plate 12, the two supporting legs 11 are respectively hinged at two ends of the connecting plate 12, and the two supporting legs 11 are respectively matched with the rotating plate 9 through a connecting rod 10.
When the driving motor 8 drives the rotating plate 9 to rotate to the position shown in the figure, the lower ends of the two supporting legs 11 are in an outwards extending state and can hook the track; when the driving motor 8 drives the rotating plate 9 to rotate 90 degrees, the rotating plate 9 drives the proximal ends of the two connecting rods 10 to respectively rotate upwards and downwards, and the two connecting rods 10 respectively drive the two supporting legs 11 to be in a retracted state.
The two legs 11 act synchronously and can be effectively supported no matter which side of the OHT apparatus is stressed.
Further, the groove-shaped photoelectric sensor 13 is arranged on the crown block front end support 1, and the contact piece 14 matched with the groove-shaped photoelectric sensor 13 is arranged on the supporting leg 11, so that the state of the supporting leg 11 can be timely sensed, and the anti-rolling failure is prevented, and loss is caused.
The above is only a specific application example of the present utility model, and does not limit the scope of the present utility model; all technical schemes formed by equivalent transformation or equivalent substitution fall within the protection scope of the utility model.
Claims (5)
1. An OHT anti-roll and steering mechanism, characterized by: comprises a crown block front end bracket (1), a crown block steering assembly and a crown block anti-roll assembly;
the crown block steering assembly comprises an electromagnet (2), a swing arm (3), a linear sliding rail (4) and a linear sliding seat (5); the electromagnet (2) is arranged on the front end bracket (1) of the sky, the electromagnet (2) drives the swing arm (3) to swing, and a guide groove is formed in the swing arm (3); the linear sliding seat (5) is in sliding fit with the linear sliding rail (4), a guide wheel (6) and a follow-up roller (7) are arranged on the linear sliding seat (5), and the follow-up roller (7) is matched with a guide groove on the swing arm (3);
the crown block anti-roll component comprises a driving motor (8), a rotating plate (9), a connecting rod (10) and supporting legs (11); the driving motor (8) is arranged on the front end support (1) of the crown block, the driving motor (8) drives the rotating plate (9) to rotate, one end of the connecting rod (10) is hinged to the rotating plate (9), the other end of the connecting rod is hinged to the middle of the supporting leg (11), one end of the supporting leg (11) is hinged to the front end support (1) of the crown block, and the other end of the supporting leg is a supporting end.
2. The OHT anti-roll and steering mechanism of claim 1, wherein: the vertical bisection surface of the linear sliding rail (4) passes through the swing axis of the swing arm (3).
3. The OHT anti-roll and steering mechanism of claim 2, wherein: the length of the linear sliding seat (5) is half of the effective stroke of the linear sliding rail (4).
4. The OHT anti-roll and steering mechanism of claim 1, wherein: the crown block front end support (1) comprises a connecting plate (12), the connecting plate (12) is arranged on the front side of the crown block front end support (1), two mutually symmetrical supporting legs (11) are arranged on the connecting plate (12), the two supporting legs (11) are respectively hinged to two ends of the connecting plate (12), and the two supporting legs (11) are respectively matched with the rotating plate (9) through a connecting rod (10).
5. The OHT anti-roll and steering mechanism of claim 1, wherein: the crown block front end bracket (1) is provided with a groove-shaped photoelectric sensor (13), and the support legs (11) are provided with contact pieces (14) matched with the groove-shaped photoelectric sensor (13).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223432932.2U CN219488685U (en) | 2022-12-21 | 2022-12-21 | OHT anti-roll and steering mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223432932.2U CN219488685U (en) | 2022-12-21 | 2022-12-21 | OHT anti-roll and steering mechanism |
Publications (1)
Publication Number | Publication Date |
---|---|
CN219488685U true CN219488685U (en) | 2023-08-08 |
Family
ID=87512291
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202223432932.2U Active CN219488685U (en) | 2022-12-21 | 2022-12-21 | OHT anti-roll and steering mechanism |
Country Status (1)
Country | Link |
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CN (1) | CN219488685U (en) |
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2022
- 2022-12-21 CN CN202223432932.2U patent/CN219488685U/en active Active
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