CN215558449U - Automatic steel coil shaft hoisting device - Google Patents
Automatic steel coil shaft hoisting device Download PDFInfo
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- CN215558449U CN215558449U CN202122365029.8U CN202122365029U CN215558449U CN 215558449 U CN215558449 U CN 215558449U CN 202122365029 U CN202122365029 U CN 202122365029U CN 215558449 U CN215558449 U CN 215558449U
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- steel coil
- screw rod
- bidirectional screw
- bearing frame
- shaped clamping
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Abstract
The utility model discloses an automatic steel coil shaft hoisting device which comprises an electric hoist and a hoisting tool, wherein a duplex winding drum is arranged in a mounting frame of the electric hoist, the duplex winding drum is connected with two symmetrically arranged hoisting hook groups through a steel wire rope, and a hoisting hook in each hoisting hook group comprises a hook handle and an inverted U-shaped clamping groove; the lifting appliance comprises a bearing frame, mounting plates are respectively fixed below two ends of the bearing frame, bearing seats are fixed at two mounting plates, a bidirectional lead screw is rotatably connected between the two bearing seats, two symmetrically arranged moving blocks are screwed on the bidirectional lead screw, and a suspension arm is fixedly connected below the moving blocks through a connecting seat; the two sides of the bearing frame are respectively and fixedly connected with a connecting plate, the connecting plates are vertically arranged and are clamped in the U-shaped clamping grooves, and the U-shaped clamping grooves are fixedly connected with the connecting plates through inserting rods penetrating through the U-shaped clamping grooves and the connecting plates. The utility model can solve the problems of inconvenient operation and unstable hoisting in the hoisting process of the conventional steel coil shaft.
Description
Technical Field
The utility model relates to the technical field of hoisting and lifting, in particular to an automatic steel coil shaft hoisting device.
Background
The steel coil shaft is the strip steel supplied in coils, has the advantages of high dimensional precision, good surface quality, convenient processing, material saving and the like, and the strip steel takes a conveying belt made of carbon steel as a traction and carrying component of a belt conveyor and can also be used for binding goods; the steel plate is a narrow and long steel plate produced by various steel rolling enterprises in order to meet the requirements of different industrial departments on industrialized production of various types of metal or mechanical products.
When the reel was transported in the workshop, accessible electric block cooperation hoist carried out the handling, but because the reel dead weight is great, the hoist was got to the hook that directly passes through electric block, and the reel is got to the rethread hoist clamp, and the operation process is inconvenient, and the lifting hook can't be fixed with the hoist, also takes place the unstable phenomenon of handling easily.
Disclosure of Invention
The utility model aims to provide an automatic steel coil shaft hoisting device which is used for solving the problems of inconvenience in operation and instability in hoisting in the conventional steel coil shaft hoisting process.
In order to solve the problems, the utility model adopts the following technical scheme:
the automatic steel coil shaft hoisting device comprises an electric hoist and a hoisting tool, wherein the electric hoist comprises an installation frame, a duplex winding drum is installed in the installation frame, the duplex winding drum is connected with two symmetrically-arranged hoisting hook groups through steel wire ropes, and a hoisting hook in each hoisting hook group comprises a hook handle and an inverted U-shaped clamping groove;
the lifting appliance comprises a bearing frame, mounting plates are respectively fixed below two ends of the bearing frame, bearing seats are fixed at two mounting plates, a bidirectional screw rod is rotatably connected between the two bearing seats, two symmetrically arranged moving blocks are screwed on the bidirectional screw rod, a lifting arm is fixedly connected below the moving blocks through a connecting seat, and the lifting arm is of an L-shaped structure; a driving motor is fixedly arranged above the middle part of the bearing frame and drives the bidirectional screw rod to rotate through a transmission mechanism;
the two sides of the bearing frame are respectively and fixedly connected with a connecting plate, the connecting plates are vertically arranged and are clamped in the U-shaped clamping grooves, and the U-shaped clamping grooves are fixedly connected with the connecting plates through inserting rods penetrating through the U-shaped clamping grooves and the connecting plates.
Optionally, at least two groups of symmetrically arranged balance mechanisms are further mounted on the bearing frame, each balance mechanism comprises a screw and a balance weight wheel, the axial direction of each screw is parallel to the axial direction of the bidirectional screw, each screw is fixedly mounted on the bearing frame through a mounting seat, and the balance weight wheels are in threaded connection with the screws.
Optionally, a positioning indication block is further screwed on the screw rod.
Optionally, a supporting frame is fixed to the middle of the bearing frame, at least two guide rods symmetrically arranged are fixedly connected to the supporting frame in a vertical detachable mode, a positioning groove is formed in the bottom of the installation frame of the electric hoist, and the positioning groove and the guide rods are arranged correspondingly.
Optionally, the top of the guide rod is of a circular truncated cone structure.
Optionally, guide posts are further arranged on two sides of the bidirectional screw side by side, and the moving block is connected with the guide posts in a sliding mode.
Optionally, the transmission mechanism includes a driving sprocket, a driven sprocket and a chain, the driving sprocket is in transmission connection with an output shaft of the driving motor, the driving sprocket is in transmission connection with the driven sprocket through the chain, the bidirectional screw comprises two screw thread sections with opposite rotation directions, a transition position between the two screw thread sections is marked as a transmission section, the driven sprocket is fixed at the transmission section of the bidirectional screw, and the driven sprocket and the bidirectional screw are arranged in the same axial direction.
Optionally, two vertically arranged limiting plates are fixed on the transmission section of the bidirectional screw rod.
By adopting the technical scheme, the utility model has the following advantages:
the lifting hook can be connected with the lifting appliance through the improved U-shaped clamping groove of the lifting hook, the connection mode is simpler, the lifting process is more stable, in addition, the lifting appliance can drive the two lifting arms to mutually approach or separate through the rotation of the bidirectional screw rod, so that the steel reel clamping or releasing action is realized, and the automatic transfer can be realized.
The balance mechanism in the utility model can be beneficial to the adjustment of the overall balance of the lifting appliance and the steel coil shaft, avoids the gravity center offset possibly generated due to the larger self weight of the steel coil shaft, and can further realize the stability of the lifting process.
In the utility model, the guide rod arranged on the lifting appliance can be matched with the positioning groove arranged at the bottom of the electric hoist mounting frame, so that the lifting appliance and the steel coil shaft can be effectively prevented from swinging in operation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a right side view of FIG. 1;
fig. 3 is a bottom view of a part of the electric hoist according to the present invention;
fig. 4 is a partial structural view of the hook assembly of the present invention.
Reference numerals: 1. the device comprises a mounting frame, 2, a duplex winding drum, 3, a steel wire rope, 4, a hook group, 41, a hook handle, 42, a U-shaped clamping groove, 5, a fixed pulley, 6, a bearing frame, 7, a mounting plate, 8, a bidirectional screw rod, 9, a moving block, 10, a connecting seat, 11, a suspension arm, 12, a driving motor, 13, a connecting plate, 14, an insertion rod, 15, a screw rod, 16, a balance weight wheel, 17, a mounting seat, 18, a positioning indication block, 19, a supporting frame, 20, a guide rod, 21, a positioning groove, 22, a guide column, 23, a driving sprocket, 24, a driven sprocket, 25, a chain, 26, a limiting plate, 27 and a steel reel.
Detailed Description
In order to make the technical purpose, technical scheme and beneficial effects of the utility model more clear, the technical scheme of the utility model is further described with reference to the accompanying figures 1-4 and specific embodiments.
The embodiment of the automatic steel coil shaft hoisting device comprises the following steps:
the automatic steel coil shaft hoisting device comprises an electric hoist and a hoisting tool, wherein the electric hoist comprises an installation frame 1, a duplex winding drum 2 is installed in the installation frame 1, the duplex winding drum 2 is connected with two symmetrically-arranged hoisting hook groups 4 through a steel wire rope 3, and as shown in fig. 4, a hoisting hook in each hoisting hook group 4 comprises a hook handle 41 and an inverted U-shaped clamping groove 42;
the duplex winding drum 2 comprises two sections of rope grooves with opposite rotating directions, the rope guides are respectively sleeved on the different rope grooves, the bottom of the installation frame 1 is symmetrically provided with two fixed pulleys 5, a movable pulley in the hook group 4 adopts a double-pulley structure, the electric hoist in the embodiment is a double-lifting-point electric hoist in the prior art, and the improvement is mainly in the connection mode of the hook group 4 and a lifting appliance.
The lifting appliance comprises a bearing frame 6, mounting plates 7 are respectively fixed below two ends of the bearing frame 6, bearing seats are fixed at the positions of the two mounting plates 7, a bidirectional screw 8 is rotatably connected between the two bearing seats, two symmetrically arranged moving blocks 9 are screwed on the bidirectional screw 8, a lifting arm 11 is fixedly connected below the moving blocks 9 through a connecting seat 10, and the lifting arm 11 is of an L-shaped structure; a driving motor 12 is fixedly arranged above the middle part of the bearing frame 6, and the driving motor 12 drives the bidirectional screw rod 8 to rotate through a transmission mechanism;
two sides of the bearing frame 6 are respectively fixedly connected with a connecting plate 13, the connecting plates 13 are vertically arranged and are clamped in the U-shaped clamping grooves 42, and the U-shaped clamping grooves 42 are fixedly connected with the connecting plates 13 through inserting rods 14 penetrating through the U-shaped clamping grooves 42 and the connecting plates 13. Before the handling steel reel 27, it is fixed with U type draw-in groove 42 and connecting plate 13 through insertion rod 14, still can lock through the nut, compares the mode that directly uses the lifting hook to get the hoist among the prior art, and the handling process is more stable, and U type draw-in groove 42's structure also is convenient for dock with connecting plate 13, need not to bend the hoist of reconnection behind the lifting hook among the prior art again.
When the lifting appliance is used, the driving motor 12 is started, the bidirectional lead screw 8 is rotated through the transmission mechanism, and then the two moving blocks 9 drive the two lifting arms 11 to be close to or far away from each other, so that the steel reel 27 can be clamped or released.
As one embodiment of the present invention, further, at least two sets of balance mechanisms symmetrically arranged are further installed on the bearing frame 6, in this embodiment, two sets of balance structures are provided and are respectively located above the moving block 9, the balance mechanism includes a screw rod 15 and a balance weight 16, an axial direction of the screw rod 15 is parallel to an axial direction of the bidirectional screw rod 8, the screw rod 15 is fixedly installed on the bearing frame 6 through an installation seat 17, and the balance weight 16 is in threaded connection with the screw rod 15. The balance mechanism can be used for adjusting the overall balance of the lifting appliance, and when the balance mechanism needs to be adjusted, the horizontal position of the balance weight wheel 16 on the screw rod 15 is moved according to the bearing conditions of the two lifting arms 11, so that the lifted steel coil shaft 27 can be kept balanced.
As one embodiment of the present invention, further, a positioning indication block 18 is screwed on the screw rod 15. In the case where no load is applied, the positioning indicator block 18 can be moved to a position where the balance weight 16 is in an intermediate balance, and in the case where a load is applied, the position of the positioning indicator block 18 can be adjusted based on the position.
As one embodiment of the present invention, further, a supporting frame 19 is fixed in the middle of the bearing frame 6, at least two symmetrically arranged guiding rods 20 are vertically detachably fixed on the supporting frame 19, as shown in fig. 3, a positioning groove 21 is provided at the bottom of the mounting frame 1 of the electric hoist, and the positioning groove 21 is arranged corresponding to the guiding rods 20. In the hoisting process, the lifting appliance is moved upwards by the electric hoist until the guide rod 20 is inserted into the positioning groove 21, so that the lifting appliance and the steel coil shaft 27 can be prevented from swinging in operation.
As one of the embodiments of the present invention, further, the top of the guide rod 20 is a circular truncated cone structure. The top generatrix of the guide rod 20 is inclined, so that the position finding can be assisted in the process that the top of the guide rod 20 is inserted into the positioning groove 21 when the lifting appliance moves upwards.
As one embodiment of the present invention, further, guide posts 22 are arranged side by side on two sides of the bidirectional screw 8, and the moving block 9 is slidably connected with the guide posts 22. The guide columns 22 are arranged on the two sides of the bidirectional screw 8, so that the moving block 9 can be more stable when moving along the bidirectional screw 8, and the swinging of the lifted heavy objects is avoided.
As one embodiment of the present invention, further, the transmission mechanism includes a driving sprocket 23, a driven sprocket 24 and a chain 25, the driving sprocket 23 is in transmission connection with an output shaft of the driving motor 12, the driving sprocket 23 and the driven sprocket 24 are in transmission connection through the chain 25, the bidirectional screw 8 includes two thread sections with opposite rotation directions, a transition portion between the two thread sections is referred to as a transmission section, the driven sprocket 24 is fixed on the transmission section of the bidirectional screw 8, and the driven sprocket 24 and the bidirectional screw 8 are arranged coaxially.
As one embodiment of the present invention, two vertically disposed limiting plates 26 are further fixed on the transmission section of the bidirectional screw 8. It is possible to avoid the movement of the mobile mass 9 beyond the position of the limit plate 26.
The above embodiments are not intended to limit the shape, material, structure, etc. of the present invention in any way, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.
Claims (8)
1. Automatic change coil of strip axle hoisting device, including electric block and hoist, its characterized in that: the electric hoist comprises an installation frame, a duplex winding drum is installed in the installation frame, the duplex winding drum is connected with two symmetrically-arranged hook groups through steel wire ropes, and a hook in each hook group comprises a hook handle and an inverted U-shaped clamping groove;
the lifting appliance comprises a bearing frame, mounting plates are respectively fixed below two ends of the bearing frame, bearing seats are fixed at two mounting plates, a bidirectional screw rod is rotatably connected between the two bearing seats, two symmetrically arranged moving blocks are screwed on the bidirectional screw rod, a lifting arm is fixedly connected below the moving blocks through a connecting seat, and the lifting arm is of an L-shaped structure; a driving motor is fixedly arranged above the middle part of the bearing frame and drives the bidirectional screw rod to rotate through a transmission mechanism;
the two sides of the bearing frame are respectively and fixedly connected with a connecting plate, the connecting plates are vertically arranged and are clamped in the U-shaped clamping grooves, and the U-shaped clamping grooves are fixedly connected with the connecting plates through inserting rods penetrating through the U-shaped clamping grooves and the connecting plates.
2. The automated steel coil axle lifting device according to claim 1, wherein: at least two groups of balance mechanisms which are symmetrically arranged are further installed on the bearing frame, each balance mechanism comprises a screw rod and a balance weight wheel, the axial direction of each screw rod is parallel to the axial direction of the bidirectional screw rod, the screw rods are fixedly installed on the bearing frame through installation seats, and the balance weight wheels are in threaded connection with the screw rods.
3. The automated steel coil axle lifting device according to claim 2, wherein: and the screw rod is also in threaded connection with a positioning indication block.
4. The automated steel coil axle lifting device according to claim 1, wherein: the middle part of bearing frame is fixed with braced frame, and vertical detachably fixedly connected with guide bar that two piece at least symmetries set up on the braced frame, electric block's installation frame bottom is provided with the constant head tank, the constant head tank sets up with the guide bar is corresponding.
5. The automated steel coil axle lifting device according to claim 4, wherein: the top of the guide rod is of a round table structure.
6. The automated steel coil axle lifting device according to claim 1, wherein: guide posts are arranged on two sides of the bidirectional screw rod side by side, and the moving block is connected with the guide posts in a sliding mode.
7. The automated steel coil axle lifting device according to claim 1, wherein: the transmission mechanism comprises a driving chain wheel, a driven chain wheel and a chain, the driving chain wheel is in transmission connection with an output shaft of the driving motor, the driving chain wheel is in transmission connection with the driven chain wheel through the chain, the bidirectional screw comprises two thread sections with opposite rotation directions, a transition position between the two thread sections is marked as a transmission section, the driven chain wheel is fixed on the transmission section of the bidirectional screw, and the driven chain wheel and the bidirectional screw are arranged in the same axial direction.
8. The automated steel coil axle lifting device according to claim 7, wherein: two limiting plates which are vertically arranged are fixed on the transmission section of the bidirectional screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122365029.8U CN215558449U (en) | 2021-09-28 | 2021-09-28 | Automatic steel coil shaft hoisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122365029.8U CN215558449U (en) | 2021-09-28 | 2021-09-28 | Automatic steel coil shaft hoisting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215558449U true CN215558449U (en) | 2022-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122365029.8U Active CN215558449U (en) | 2021-09-28 | 2021-09-28 | Automatic steel coil shaft hoisting device |
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| CN (1) | CN215558449U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115924731A (en) * | 2023-02-20 | 2023-04-07 | 山东省林业保护和发展服务中心 | Connection structure of hoisting device for forestry crane |
-
2021
- 2021-09-28 CN CN202122365029.8U patent/CN215558449U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115924731A (en) * | 2023-02-20 | 2023-04-07 | 山东省林业保护和发展服务中心 | Connection structure of hoisting device for forestry crane |
| CN115924731B (en) * | 2023-02-20 | 2023-05-05 | 山东省林业保护和发展服务中心 | Connection structure of lifting device for forestry crane |
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