CN113942926A - Automatic balance adjusting lifting appliance for straightening rollers and lifting method thereof - Google Patents
Automatic balance adjusting lifting appliance for straightening rollers and lifting method thereof Download PDFInfo
- Publication number
- CN113942926A CN113942926A CN202111324171.6A CN202111324171A CN113942926A CN 113942926 A CN113942926 A CN 113942926A CN 202111324171 A CN202111324171 A CN 202111324171A CN 113942926 A CN113942926 A CN 113942926A
- Authority
- CN
- China
- Prior art keywords
- lifting
- straightening roller
- straightening
- balance
- hanging ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims description 35
- 238000003860 storage Methods 0.000 claims description 5
- 230000005484 gravity Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/14—Slings with hooks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
- B21D1/02—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling by rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/02—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a straightening roller automatic adjustment balance lifting appliance and a lifting method thereof, and belongs to the technical field of straightening roller lifting appliances. The hanging ring is clamped at the upper part of the hanging bracket, lifting hooks are arranged at the bottom of the hanging bracket at intervals, and a steel cable is hung on each lifting hook; the bottom of the hanging ring is provided with a balance adjusting device which drives the hanging ring to move on the upper part of the hanging frame. The lifting device can better solve the problem of unbalanced lifting of the straightening roller, avoids the cost of customizing a tool clamp, reduces the operation time of workers, improves the production efficiency, adopts the steel cable to ensure the horizontal lifting balance of the straightening roller, is simple and convenient to maintain, is safe and reliable, can greatly save the lifting time, and improves the production efficiency.
Description
Technical Field
The invention relates to the technical field of straightening roller lifting appliances, in particular to a lifting appliance with an automatic adjusting and balancing straightening roller and a lifting method thereof.
Background
On the section bar steel rolling production line, need the aligning after the section bar rolling is accomplished, the straightener uses a period of time after, because straightening roller wearing and tearing need the dismouting to change straightening roller and collars, prior art adopts flatbed car and overhead traveling crane cooperation to transport with the straightening roller of accomplishing of changing, still need when the overhead traveling crane according to section bar aligning specification customization different transportation frock clamp, need change transportation frock clamp when changing the specification at every turn, consuming time and difficultly, frock clamp storage occupies a large amount of spaces, lead to on-the-spot process arrangement not compact, it is longer and uneconomical to change roller auxiliary process time, inefficiency, consequently, it is necessary to develop a straightening roller automatic balance hoist.
Disclosure of Invention
1. Technical problem to be solved by the invention
The invention aims to overcome the defects of the prior art and provides a lifting appliance with an automatic balance adjusting function for a straightening roller and a lifting method thereof.
2. Technical scheme
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
the invention relates to an automatic balance adjusting lifting appliance for a straightening roller, which comprises a lifting ring and a lifting frame, wherein the lifting ring is clamped at the upper part of the lifting frame, lifting hooks are arranged at the bottom of the lifting frame at intervals, and a steel cable is hung on the lifting hooks;
the bottom of the hanging ring is provided with a balance adjusting device which drives the hanging ring to move on the upper part of the hanging bracket;
and a traction device is arranged on the side edge of the hanging ring.
Furthermore, guide plates are respectively arranged on two sides of the lifting ring, the two guide plates are placed at the upper end of the lifting frame in parallel, and the lifting ring is clamped between the two guide plates.
Furthermore, the upper portion of gallows seted up the draw-in groove, correspond to it, the bottom of rings is provided with the cardboard, and rings clamp in the draw-in groove of gallows through the cardboard.
Furthermore, the balance adjusting device comprises a driving motor, a transmission screw rod and a locking nut, the driving motor is installed on one side of the hanging bracket, one end of the transmission screw rod is connected with the driving motor, and the other end of the transmission screw rod is fixed on the hanging bracket through the locking nut.
Furthermore, a transmission nut is arranged at the bottom of the hanging ring, the transmission nut is sleeved on the rod body of the transmission screw rod and forms a spiral transmission pair with the transmission screw rod, and the hanging ring freely moves along the clamping groove under the driving action of the balance adjusting device.
Furthermore, four groups of lifting hooks are arranged, two groups of lifting hooks are arranged on the same side of the hanger frame respectively, and two ends of the steel cable are hung on the two groups of lifting hooks on the same side respectively.
Furthermore, the bottom of the steel cable is hoisted with a straightening roller, end grooves are arranged on two sides of the straightening roller, and the steel cable penetrates through the end grooves and is hung on the lifting hook.
Further, draw gear include erection support, hydraulic cylinder body, the piston rod, C type traction block, press from both sides tight pad and gag lever post, erection support fixed mounting is at the side of gallows, hydraulic cylinder body is equipped with to erection support's surface level, hydraulic cylinder body's output and piston rod are connected, the front end fixedly connected with C type traction block of piston rod, C type traction block presss from both sides the outside at rings, C type traction block's interior concave surface is provided with presss from both sides tight pad, C type traction block's surface cartridge has the gag lever post, the gag lever post runs through C type traction block in proper order, rings and with C type traction block, rings threaded connection.
A lifting method for a lifting appliance with a straightening roller capable of automatically adjusting balance comprises the following steps:
the method comprises the following steps: firstly, respectively penetrating two slings positioned at the lower part of a hanger on straightening roll end grooves at two sides of a straightening roll which is installed at a horizontal disassembling station, and lifting the straightening roll to automatically adjust a balance hanger for pre-tensioning;
step two: loosening a locking device of a straightening roller of the horizontal disassembling station, enabling the straightening roller to be separated from the horizontal disassembling station, and enabling the straightening roller to incline to one side with a shaft head due to the fact that one end of the straightening roller is provided with the shaft head;
step three: the driving motor rotates to drive the transmission screw rod to rotate, the transmission nut positioned at the lower part of the hanging ring penetrates through the transmission screw rod and is clamped in the clamping groove of the hanging bracket, and the hanging ring can only move left and right in the clamping groove of the hanging bracket;
step four: in order to ensure that the straightening roller is horizontal, the lifting ring moves towards the inclined direction of the straightening roller, and according to the lever principle, after the lifting ring moves over one end of the gravity center of the straightening roller, the straightening roller can reach a horizontal balance state again;
step five: and then automatically adjusting the balance lifting appliance to lift the straightening roller to a storage station, and finishing the whole balance transfer process.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
the lifting device can better solve the problem of unbalanced lifting of the straightening roller, avoids the cost of customizing a tool clamp, reduces the operation time of workers, improves the production efficiency, adopts the steel cable to ensure the horizontal lifting balance of the straightening roller, is simple and convenient to maintain, is safe and reliable, can greatly save the lifting time, and improves the production efficiency.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is an isometric view of the present invention;
FIG. 4 is a schematic A-A of the present invention;
FIG. 5 is a schematic view of the invention B-B;
FIG. 6 is a schematic view of the handling of the present invention;
FIG. 7 is a block diagram of the draft gear of the present invention;
fig. 8 is an inside structure view of the C-shaped traction block of the present invention.
In the figure: 1. a hoisting ring; 11. clamping a plate; 12. a drive nut; 2. a guide plate; 3. a hanger; 31. a hook; 32. a card slot; 4. a drive motor; 5. a steel cord; 6. a drive screw; 7. locking the nut; 8. a straightening roll; 81. an end slot; 9. a traction device; 91. mounting a support; 92. a hydraulic cylinder block; 93. a piston rod; 94. a C-shaped traction block; 95. a clamping pad; 96. a limiting rod.
Detailed Description
The invention is further described with reference to the following figures and examples:
example 1
As can be seen from fig. 1 to 6, the automatic balance adjustment lifting appliance for the straightening roller of the embodiment comprises a hanging ring 1 and a hanging bracket 3, wherein the hanging ring 1 is clamped at the upper part of the hanging bracket 3, lifting hooks 31 are arranged at intervals at the bottom of the hanging bracket 3, and a steel cable 5 is hung on the lifting hooks 31.
The bottom of the hanging ring 1 is provided with a balance adjusting device which drives the hanging ring 1 to move on the upper part of the hanging bracket 3.
As can be seen from fig. 7-8, the side of the flying ring 1 is provided with the traction device 9, the traction device 9 includes an installation support 91, a hydraulic cylinder 92, a piston rod 93, a C-shaped traction block 94, a clamping pad 95 and a limit rod 96, the installation support 91 is fixedly installed at the side of the hanger 3, the hydraulic cylinder 92 is horizontally installed on the surface of the installation support 91, the output end of the hydraulic cylinder 92 is connected with the piston rod 93, the front end of the piston rod 93 is fixedly connected with the C-shaped traction block 94, the C-shaped traction block 94 is clamped at the outer side of the flying ring 1, the clamping pad 95 is arranged on the inner concave surface of the C-shaped traction block 94, the limit rod 96 is inserted on the surface of the C-shaped traction block 94, and the limit rod 96 sequentially penetrates through the C-shaped traction block 94 and the flying ring 1 and is in threaded connection with the C-shaped traction block 94 and the flying ring 1.
The mounting support 91 is used as a support, the hydraulic cylinder 92 drives the C-shaped traction block 94 through the piston rod 93 to clamp the lifting ring 1, so that the lifting ring 1 is driven to reciprocate, the traction device 9 can generate a traction effect and a damping effect, and excessive deviation caused by too fast displacement due to the weight influence of the straightening roller 8 of the lifting ring 1 is avoided.
When the hydraulic cylinder body 92 is replaced by the unpowered guide sleeve, the piston rod 93 has the same function as a guide rod, and the traction device 9 plays a guide role to avoid the deviation of the hoisting ring 1.
The traction device 9 can be installed on any side of the hanger 3 according to the condition, and the C-shaped traction block 94 can cover the two sides of the hanging ring 1, so that better connection effect and higher connection strength are generated by increasing the contact area.
The both sides of rings 1 are provided with deflector 2 respectively, and two deflector 2 parallel placement are in the upper end of gallows 3, and rings 1 presss from both sides between two deflector 2.
The upper portion of gallows 3 is seted up the draw-in groove 32, and it is corresponding, and the bottom of rings 1 is provided with cardboard 11, and rings 1 clamps in the draw-in groove 32 of gallows 3 through cardboard 11, and rings 1 can freely move in the draw-in groove 32 of gallows 3.
The balance adjusting device comprises a driving motor 4, a transmission screw 6 and a locking nut 7, the driving motor 4 is installed on one side of the hanging bracket 3, one end of the transmission screw 6 is connected with the driving motor 4, and the other end of the transmission screw 6 is fixed on the hanging bracket 3 through the locking nut 7.
The bottom of the hanging ring 1 is provided with a transmission nut 12, the transmission nut 12 is sleeved on the rod body of the transmission screw 6 and forms a spiral transmission pair with the transmission screw 6, the transmission screw 6 sequentially penetrates through the hanging bracket 3 and the transmission nut 12 at the lower part of the hanging ring 1, and the hanging ring 1 freely moves along the clamping groove 32 under the driving action of the balance adjusting device.
The lifting hooks 31 are provided with four groups, two groups of lifting hooks 31 are respectively arranged on the same side of the hanger 3, and two ends of the steel cable 5 are respectively hung on the two groups of lifting hooks 31 on the same side.
The bottom of the steel cable 5 is hoisted with the straightening roller 8, the two sides of the straightening roller 8 are provided with end grooves 81, and the steel cable 5 passes through the end grooves 81 and is hung on the lifting hook 31.
A lifting method for a lifting appliance with a straightening roller capable of automatically adjusting balance comprises the following steps:
the method comprises the following steps: firstly, respectively penetrating two slings 5 positioned at the lower part of a hanger 3 on straightening roll end grooves 81 at two sides of a straightening roll 8 which is installed at a horizontal disassembling station, and lifting the straightening roll 8 to automatically adjust a balance sling for pre-tensioning;
step two: as shown in fig. 6, wherein X is directed to the straightening roller 8 storage station, Y is directed to the horizontal disassembly station, the locking device of the straightening roller 8 of the horizontal disassembly station is released, the straightening roller 8 is separated from the horizontal disassembly station, because one end of the straightening roller 8 is provided with a shaft head, the straightening roller 8 can incline to one side with the shaft head, at this time, the straightening roller 1 is in a position 1 state, and the hoisting ring is in a position 3;
step three: the driving motor 4 rotates, the driving motor 4 drives the transmission screw rod 6 to rotate, the transmission nut 12 positioned at the lower part of the hanging ring 1 penetrates through the transmission screw rod 6 and is clamped in the clamping groove 32 of the hanging bracket 3, and the hanging ring 1 can only move left and right in the clamping groove 32 of the hanging bracket 3;
step four: in order to ensure that the straightening roll 8 is horizontal, the lifting ring 1 moves towards the direction that the straightening roll 8 inclines, and as shown in fig. 6, according to the lever principle, when the lifting ring 1 moves beyond one end of the gravity center of the straightening roll 8 and reaches the position 4, the straightening roll 8 reaches the horizontal balance state again, namely the position 2;
step five: and then automatically adjusting the balance lifting tool to lift the straightening roller 8 to a storage station, and finishing the whole balance transfer process.
The lifting device can better solve the problem of unbalanced lifting of the straightening roller 8, avoids the cost of customizing a tool clamp, reduces the operation time of workers, improves the production efficiency, adopts the steel cable 5 to ensure the horizontal lifting balance of the straightening roller 8, is simple and convenient to maintain, is safe and reliable, can greatly save the lifting time, and improves the production efficiency.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.
Claims (9)
1. The utility model provides a leveling roller automatic adjustment balance hoist, includes rings (1) and gallows (3), its characterized in that: the hanging ring (1) is clamped at the upper part of the hanger (3), lifting hooks (31) are arranged at the bottom of the hanger (3) at intervals, and a steel cable (5) is hung on each lifting hook (31);
the bottom of the hanging ring (1) is provided with a balance adjusting device, and the balance adjusting device drives the hanging ring (1) to move on the upper part of the hanging bracket (3);
and a traction device (9) is arranged on the side edge of the hanging ring (1).
2. The automatic adjusting and balancing sling for the straightening rollers according to claim 1, characterized in that: the two sides of the hanging ring (1) are respectively provided with a guide plate (2), the two guide plates (2) are placed at the upper end of the hanging bracket (3) in parallel, and the hanging ring (1) is clamped between the two guide plates (2).
3. The automatic adjusting and balancing sling for the straightening rollers according to claim 1, characterized in that: the hanging bracket is characterized in that the upper part of the hanging bracket (3) is provided with a clamping groove (32), the bottom of the hanging ring (1) is provided with a clamping plate (11), and the hanging ring (1) is clamped in the clamping groove (32) of the hanging bracket (3) through the clamping plate (11).
4. The automatic adjusting and balancing sling for the straightening rollers according to claim 3, characterized in that: the balance adjusting device comprises a driving motor (4), a transmission screw rod (6) and a locking nut (7), wherein the driving motor (4) is installed on one side of the hanging bracket (3), one end of the transmission screw rod (6) is connected with the driving motor (4), and the other end of the transmission screw rod (6) is fixed on the hanging bracket (3) through the locking nut (7).
5. The automatic adjusting and balancing sling for the straightening rollers according to claim 4, characterized in that: the bottom of the hanging ring (1) is provided with a transmission nut (12), the transmission nut (12) is sleeved on the rod body of the transmission screw rod (6) and forms a spiral transmission pair with the transmission screw rod (6), and the hanging ring (1) freely moves along the clamping groove (32) under the driving action of the balance adjusting device.
6. The automatic adjusting and balancing sling for the straightening rollers according to claim 1, characterized in that: the lifting hooks (31) are provided with four groups, the same side of the hanger (3) is provided with two groups of lifting hooks (31), and two ends of the steel cable (5) are hung on the two groups of lifting hooks (31) on the same side.
7. The automatic adjusting and balancing sling for the straightening rollers according to claim 1, characterized in that: the bottom of the steel cable (5) is hoisted to the straightening roller (8), end grooves (81) are formed in two sides of the straightening roller (8), and the steel cable (5) penetrates through the end grooves (81) and is hung on the lifting hook (31).
8. The automatic adjusting and balancing sling for the straightening rollers according to claim 1, characterized in that: draw gear (9) including erection support (91), hydraulic cylinder body (92), piston rod (93), C type traction block (94), press from both sides tight pad (95) and gag lever post (96), erection support (91) fixed mounting is in the side of gallows (3), hydraulic cylinder body (92) are installed to the surface level of erection support (91), the output and the piston rod (93) of hydraulic cylinder body (92) are connected, the front end fixedly connected with C type traction block (94) of piston rod (93), C type traction block (94) are pressed from both sides the outside at rings (1), the interior concave surface of C type traction block (94) is provided with presss from both sides tight pad (95), gag lever post (96) are inserted to the surface of C type traction block (94), gag lever post (96) run through C type traction block (94) in proper order, rings (1) and with C type traction block (94), rings (1) threaded connection.
9. The hoisting method of the straightening roller automatic adjustment balance sling according to claim 1, which is characterized in that: the method comprises the following steps:
the method comprises the following steps: firstly, two slings (5) positioned at the lower part of a hanger (3) are respectively threaded on straightening roller end grooves (81) at two sides of a straightening roller (8) which is installed at a horizontal disassembling station, and the straightening roller (8) is lifted to automatically adjust a balance hanger for pre-tensioning;
step two: loosening a locking device of a straightening roller (8) of the horizontal disassembly station, enabling the straightening roller (8) to be separated from the horizontal disassembly station, and enabling the straightening roller (8) to incline to one side with a shaft head due to the fact that the shaft head is arranged at one end of the straightening roller (8);
step three: the driving motor (4) rotates, the driving motor (4) drives the transmission screw rod (6) to rotate, the transmission nut (12) positioned at the lower part of the hanging ring (1) penetrates through the transmission screw rod (6) and is clamped in the clamping groove (32) of the hanging bracket (3), and the hanging ring (1) can only move left and right in the clamping groove (32) of the hanging bracket (3);
step four: in order to ensure that the straightening roller (8) is horizontal, the lifting ring (1) moves towards the inclined direction of the straightening roller (8), and according to the lever principle, after the lifting ring (1) moves over the distance of one end of the gravity center of the straightening roller (8), the straightening roller (8) can reach a horizontal balance state again;
step five: and then automatically adjusting the balance lifting tool to lift the straightening roller (8) to a storage station, and finishing the whole balance transfer process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111324171.6A CN113942926B (en) | 2021-11-10 | Automatic balance adjustment lifting appliance for straightening roller and lifting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111324171.6A CN113942926B (en) | 2021-11-10 | Automatic balance adjustment lifting appliance for straightening roller and lifting method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113942926A true CN113942926A (en) | 2022-01-18 |
| CN113942926B CN113942926B (en) | 2024-07-02 |
Family
ID=
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105110189A (en) * | 2015-10-06 | 2015-12-02 | 华北理工大学 | Automatic balancing lifting tool and using method thereof |
| CN205527411U (en) * | 2016-04-23 | 2016-08-31 | 河南省通力起重机械有限公司 | Firm single armed hoist of installation |
| CN107986152A (en) * | 2017-12-29 | 2018-05-04 | 大连滨海起重机吊具有限公司 | Electronic flexibility tentacle Sling for lifting roller |
| CN207418151U (en) * | 2017-10-09 | 2018-05-29 | 凌乐红 | A kind of multifunctional building crane |
| CN111170155A (en) * | 2019-12-30 | 2020-05-19 | 浙江大学 | Vertical lifting appliance for blades of ocean current energy generator set and mounting method of vertical lifting appliance |
| CN112591621A (en) * | 2021-03-02 | 2021-04-02 | 河南省重业起重机有限公司 | Hard-arm crane with high stability |
| US20210239096A1 (en) * | 2020-01-31 | 2021-08-05 | Ji Su Lee | Wind power generation apparatus having tower crane structure |
| CN216235580U (en) * | 2021-11-10 | 2022-04-08 | 中冶华天工程技术有限公司 | Automatic adjusting and balancing lifting appliance for straightening roller |
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105110189A (en) * | 2015-10-06 | 2015-12-02 | 华北理工大学 | Automatic balancing lifting tool and using method thereof |
| CN205527411U (en) * | 2016-04-23 | 2016-08-31 | 河南省通力起重机械有限公司 | Firm single armed hoist of installation |
| CN207418151U (en) * | 2017-10-09 | 2018-05-29 | 凌乐红 | A kind of multifunctional building crane |
| CN107986152A (en) * | 2017-12-29 | 2018-05-04 | 大连滨海起重机吊具有限公司 | Electronic flexibility tentacle Sling for lifting roller |
| CN111170155A (en) * | 2019-12-30 | 2020-05-19 | 浙江大学 | Vertical lifting appliance for blades of ocean current energy generator set and mounting method of vertical lifting appliance |
| US20210239096A1 (en) * | 2020-01-31 | 2021-08-05 | Ji Su Lee | Wind power generation apparatus having tower crane structure |
| CN112591621A (en) * | 2021-03-02 | 2021-04-02 | 河南省重业起重机有限公司 | Hard-arm crane with high stability |
| CN216235580U (en) * | 2021-11-10 | 2022-04-08 | 中冶华天工程技术有限公司 | Automatic adjusting and balancing lifting appliance for straightening roller |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205294608U (en) | Plug borer hoist | |
| CN209957260U (en) | Hoisting frame for mechanical equipment | |
| CN107161642A (en) | One kind send die device and its application process | |
| CN107253673B (en) | A kind of Architectural Equipment hanging apparatus | |
| CN216403590U (en) | Pump body casting machined part hoist device | |
| CN101468766A (en) | Movable rope withdrawing apparatus | |
| CN204569216U (en) | Small-sized push loop wheel machine | |
| CN113942926B (en) | Automatic balance adjustment lifting appliance for straightening roller and lifting method thereof | |
| CN202245678U (en) | Carrying grabbing hanger | |
| CN218619866U (en) | Lifting appliance for producing guide wheels of excavator | |
| CN113942926A (en) | Automatic balance adjusting lifting appliance for straightening rollers and lifting method thereof | |
| CN216235580U (en) | Automatic adjusting and balancing lifting appliance for straightening roller | |
| CN103101842B (en) | Deep well equipment installation and maintenance travelling crane | |
| CN206969602U (en) | One kind send die device | |
| CN213475278U (en) | Heavy casting blank chain hoisting device | |
| CN214652937U (en) | Special lifting appliance for fan-shaped track | |
| CN215946543U (en) | Bearing bush overhead hoist suitable for large-scale motor | |
| CN210393418U (en) | Automatic hoisting device for tubular pile steel cage | |
| CN218261512U (en) | Hoisting equipment for machining of large-scale machine sheet metal parts | |
| CN215886029U (en) | Crane hook stabilizing device | |
| CN219751647U (en) | Hoisting equipment for machine tool machining | |
| CN105621243A (en) | Double-end material crane | |
| CN219408857U (en) | Metal plate lifting structure | |
| CN212450272U (en) | Hoisting machine and hoisting auxiliary tool thereof | |
| CN221070679U (en) | Lifting appliance suitable for axle box assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20240520 Address after: 243000 Fu Chang Industrial Park, 259 HSI Nan Road, Ma'anshan economic and Technological Development Zone, Anhui Applicant after: HUATIAN ENGINEERING & TECHNOLOGY CORPORATION, MCC Country or region after: China Applicant after: HUATIAN NANJING ENGINEERING & TECHNOLOGY CORPORATION, MCC Address before: 243000 Fu Chang Industrial Park, 259 HSI Nan Road, Ma'anshan economic and Technological Development Zone, Anhui Applicant before: HUATIAN ENGINEERING & TECHNOLOGY CORPORATION, MCC Country or region before: China |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant |