CN107953055A - Crane assembly frock - Google Patents
Crane assembly frock Download PDFInfo
- Publication number
- CN107953055A CN107953055A CN201711383228.3A CN201711383228A CN107953055A CN 107953055 A CN107953055 A CN 107953055A CN 201711383228 A CN201711383228 A CN 201711383228A CN 107953055 A CN107953055 A CN 107953055A
- Authority
- CN
- China
- Prior art keywords
- workbench
- guide rail
- crane assembly
- assembly frock
- end carriage
- 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
- 238000009434 installation Methods 0.000 claims abstract description 19
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
Abstract
The invention discloses a kind of crane assembly frock, including workbench and guide rail, the workbench is slidably located on guide rail, the workbench is equipped with vertical supporting plate, the vertical supporting plate, which is equipped with, is used for multiple clamping devices, the bottom at the workbench both ends is equipped with the rail clamping device for workbench and guide rail to be fixedly clamped, the workbench is equipped with the driving device for driving whole workbench to be slid along guide rail, and the driving device is located at the rear portion of workbench, the driving device includes installation frame, the installation frame, which can slide up and down, to be set on the table, the installation frame is equipped with driving motor and roller.Crane assembly frock disclosed by the invention, can arbitrarily adjust workbench adapts to multiple specification cranes assembly in the position on ground to facilitate, and workbench is driven using motor, is not required to artificial mobile work platform, saves labour, improves welding efficiency.
Description
Technical field
The present invention relates to crane manufacturing technology field, specifically a kind of crane assembly frock.
Background technology
Single double girder crane is assembled by girder and end carriage, first determines span before assembled, then stationary crane
End carriage, subsequently girder and end carriage are bolted together.Generally by two assembled frocks in current assembly technology
The main beam supporting of crane is propped up, then welds end carriage at the both ends of girder, the wherein end carriage of both sides just needs to clamp spacing
On the table, the positioning of end carriage needs to stablize accurate, and specification is numerous in actual assembled wherein crane, the length of girder
It is short also to differ, and be all often to be welded and fixed workbench by connecting plate to adjust on the ground in existing splicing frock
Position, welds the crane of same size every time, when needing to weld the different crane of another batch specification, it is necessary to first former
The first connecting plate being fixedly connected with the ground disassembles, and after adjusting two frocks to corresponding position, connecting plate is welded again
Connect and be fixed on ground, so the parts such as connecting plate will be dismounted by often replacing a specification, it is very troublesome, add unnecessary
Workload, and position cannot be finely adjusted after connection, cause the bonding accuracy of crane not high.
The content of the invention
The technical problems to be solved by the invention are：A kind of crane assembly frock is provided, can arbitrarily adjust whole work
That makees platform adapts to multiple specification cranes assembly in the position on ground to facilitate, and workbench is driven using motor, is not required to people
Work mobile work platform, saves labour, improves welding efficiency.
The technical solution used in the present invention is：A kind of crane assembly frock is provided, including for placing lifting owner
The workbench of beam and end carriage and two guide rails being arranged in parallel fixed on the ground, the workbench are slidably located at guide rail
On, the workbench is equipped with vertical supporting plate, and the vertical supporting plate, which is equipped with to be used to position, clamps the multiple of end carriage
The clamping device of different size, the bottom at the workbench both ends are equipped with the folder rail for workbench and guide rail to be fixedly clamped
Device, the workbench is equipped with the driving device for driving whole workbench to be slid along guide rail, and the driving device is set
At the rear portion of workbench, the driving device includes installation frame, and the installation frame, which can slide up and down, is located at work
On platform, the installation frame is equipped with driving motor and roller.
Technical scheme has the following advantages compared with prior art：
The crane assembly tool structure of the present invention includes setting guide rail on the ground, and workbench can be slided along guide rail
It is dynamic, the position during use according to actual crane specification selection workbench on guide rail, and by rail clamping device by work
Make platform to fix with guide rail, it is simple in structure, it is easy to operate；And driving device is equipped with the frock, when workbench is needed in guide rail
During upper shift position, open driving device and drive whole workbench to be moved on guide rail, be not required to manpower passage, save labour,
Improve welding efficiency.
As an improvement, the rail clamping device includes two gripping blocks and hand adjustment disk, two gripping blocks are connected to workbench
Bottom and positioned at the both sides of guide rail, be equipped with limiting groove close to the side of guide rail in each gripping block, phase in two gripping blocks
To limiting groove between form passage for being slidably matched with guide rail；Each gripping block is equipped with tapped through hole, described
Hand adjustment disk is equipped with connecting rod, and the connecting rod is equipped with thread segment, and the hand adjustment disk is rotatable by thread segment
It is threaded through in two gripping blocks in corresponding threaded hole, when rotating hand adjustment disk, for passage between two gripping blocks of adjusting
Size, control the clamping of two gripping blocks and guide rail with loosening.
As an improvement, being additionally provided with round tube hole in each gripping block, hydraulic bjuffer, the liquid are equipped between two gripping blocks
The both ends of compression buffer are connected in the round tube hole of both sides gripping block.Hydraulic bjuffer is set between two gripping blocks
Afterwards, when adjusting the distance between two gripping blocks by hand adjustment disk, hydraulic bjuffer has certain buffering effect, can be with
Prevent two gripping blocks excessive to the pressing force of guide rail and cause the damage to guide rail.
Preferably, the hydraulic bjuffer quantity is two, the round tube hole set in each gripping block is two, two
The both ends of a hydraulic bjuffer are connected in the gripping block of both sides in corresponding round tube hole.By the number of hydraulic bjuffer
Amount is arranged to two accuracy and stability that can further ensure distance adjustment between two gripping blocks.
As an improvement, the driving device further includes a hand jack, it is located at installing frame on the workbench
Connecting plate is equipped with above frame, the mandril of the hand jack is connected on connecting plate, the lower end connection of the hand jack
On installation frame, the height that hand jack is used to adjust roller is adjusted.Since in actual production, the bottom surface in workshop may
The place of out-of-flatness occurs, then for driving device when driving whole workbench to be moved along guide rail, driving force can be subject to one
Fixed influence, and a hand jack is added in this structure in driving device, and the knock-pin connection of hand jack
On connecting plate on the table, the bottom of hand jack is connected on installation frame, by controlling hand jack to eject
The ejection height of bar can control the gap between roller and bottom surface, it is possible to adjust hand according to the out-of-flatness degree of bottom surface
Dynamic jack so that contact of the roller with bottom surface remains a good state, will not because ground is just indefinite and
Influence driving effect.
Improve again, the clamping device includes rocking arm, and the rocking arm is rotatably located in vertical supporting plate, described
Rocking arm be equipped with the first laterally-clamped bolt, the end of the first laterally-clamped bolt is equipped with the turntable with handle, when
When the end carriage of crane is placed on the table, rocking arm is rotated to the position parallel with end carriage, the described first laterally-clamped spiral shell
Bolt is used to clamp the spacing side wall in end carriage.The rocking arm of this clamping device is rotatably located in vertical supporting plate, when end carriage is put
After putting on the table, down overturn rocking arm and cause the on rocking arm first laterally-clamped bolt to be located at the sidewall locations of end carriage, turn
The dynamic turntable with handle so that the first lateral hold-down bolt clamp act against it is carried out on end carriage side wall it is spacing；Welding is completed
Afterwards, bolt is unclamped, rocking arm is up turned down to recycling, which can be more reasonably utilized space.
Improve again, the multiple second laterally-clamped bolts, the second lateral bolt are additionally provided with the vertical supporting plate
End be equipped with the disk with handle, when crane end carriage place on the table, the first laterally-clamped bolt presses abut against
When on end carriage side wall, the described second laterally-clamped bolt clip is closely against on the other end side wall of end carriage.This is second lateral
Fishbolt causes the restriction to end carriage more to stablize, and both sides can be clamped spacing, end carriage fixing-stable well, that
The welding quality of whole crane has also just obtained good guarantee.
As an improvement, being equipped with multiple fixed blocks on the workbench in left-right direction, the fixed block is equipped with pressure
Tight bolt.The setting of this hold-down bolt mechanism is so that end carriage on the table spacing more stable, can preferably ensure end carriage
With the welding quality of girder.
Improve again, which further includes wiping device, and the wiping device includes guide rail and current-collector, described
Workbench be equipped with supporting rod, the current-collector is connected to support bar top, and the guide rail is located at close to workbench side
The position on side.The setting of wiping device, which is mainly used to allow frock, can obtain good power supply confession when being moved to any position
Should.
As an improvement, the vertical supporting plate is equipped with control cabinet, frequency converter and remote control are equipped with the control cabinet
Device, the frequency converter and remote control are electrically connected with driving motor.After remote control is electrically connected with external remote controler,
Directly motor can be driven by remote control, so that drive workbench to be slided on guide rail, it is safe and convenient；Frequency converter is used to control
The frequency of system driving motor, can more need adjustment driving electric machine frequency in actual use, while can also play overload protection
Effect.
Brief description of the drawings
Fig. 1 is the structure diagram of the crane assembly frock of the present invention.
Fig. 2 is another angled arrangement figure of the crane assembly frock of the present invention.
Fig. 3 is the sectional view of the clamping device in the crane assembly frock of the present invention.
Wherein, 1, workbench, 2, guide rail, 3, vertical supporting plate, 4, clamping device, 41, rocking arm, 42, first is laterally-clamped
Bolt, 43, disk, 5, rail clamping device, 51, gripping block, 511, limiting groove, 512, tapped through hole, 513, round tube hole, 52, hand adjustment
Disk, 521, connecting rod, 522, thread segment, 53, hydraulic bjuffer, 6, driving device, 61, installation frame, 62, driving motor,
63rd, roller, 64, hand jack, 65, connecting plate, 7, passage, the 8, second laterally-clamped bolt, 9, fixed block, 10, compress spiral shell
Bolt, 11, wiping device, 111, guide rail, 112, current-collector, 12, supporting rod, 13, control cabinet
Embodiment
The invention will be further described with reference to the accompanying drawings and detailed description.
As shown in Figures 1 to 3, the present invention provides a kind of crane assembly frock, including for place crane girder and
The workbench 1 of end carriage and two guide rails 2 being arranged in parallel fixed on the ground, workbench 1 are slidably located on guide rail 2, work
Make platform 1 and be equipped with vertical supporting plate 3, vertical supporting plate 3 is equipped with the clamping for being used for positioning the multiple and different specifications for clamping end carriage
Device 4, in the present embodiment, vertical supporting plate 3 is equipped with two kinds of clamping devices 4 of different size and specifications, for different size
End carriage be clamped it is spacing.
The bottom at 1 both ends of workbench is equipped with the rail clamping device 5 for workbench 1 and guide rail 2 to be fixedly clamped, workbench 1
The driving device 6 for driving whole workbench 1 to be slid along guide rail 2 is equipped with, and driving device 6 is located at the rear portion of workbench 1, drives
Dynamic device 6 includes installation frame 61, and installation frame 61, which can slide up and down, to be located on workbench 1, and installation frame 61, which is equipped with, to be driven
Dynamic motor 62 and roller 63, due to that may return back out the situation of existing bottom surface out-of-flatness in actual use, can cause roller 63
Unstable with the rolling of bottom surface, institute is so in this reality embodiment, which further includes a hand jack 64, in work
Make the top on platform 1 positioned at installation frame 61 and be equipped with a connecting plate 65, the mandril of hand jack 64 is connected to connecting plate 65
On, the lower end of hand jack 64 is connected on installation frame 61, adjusts the height that hand jack 64 is used to adjust roller 63,
So that roller 63 can continue steady rolling in the bottom surface that is uneven, to drive whole workbench 1 to be moved along guide rail 2.
Rail clamping device 5 includes two gripping blocks 51 and hand adjustment disk 52, two gripping blocks 51 be connected to the bottom of workbench 1 and
Positioned at the both sides of guide rail 2, the side in each gripping block 51 close to guide rail 2 is equipped with limiting groove 511, phase in two gripping blocks 51
To limiting groove 511 between form passage 7 for being slidably matched with guide rail 2, it is real that whole workbench 1 passes through the passage 7
Now it is slidably connected with guide rail.
Each gripping block 51 is equipped with tapped through hole 512, and the hand adjustment disk 52 is equipped with connecting rod 521, connecting rod 521
Thread segment 522 is equipped with, for being connected with the tapped through hole 512 in gripping block 51, hand adjustment disk 52 passes through thread segment 522
Rotatably it is threaded through in two gripping blocks 51 in corresponding threaded hole 512, when rotating hand adjustment disk 52, for adjusting two folders
Between tight block 51, so as to control clamping of two gripping blocks 51 with guide rail 2 with loosening.
Round tube hole 513 is additionally provided with each gripping block 51, is equipped with hydraulic bjuffer 53 between two gripping blocks 51, hydraulic pressure delays
The both ends for rushing device 53 are connected in the round tube hole 513 of both sides gripping block 51.
In the present embodiment, in order to enable hand adjustment disk 52 controls two pieces of activities of gripping block 51 more to stablize, so setting two
A hydraulic bjuffer 53, two round tube holes 513, the both ends difference of two hydraulic bjuffers 53 are set in each gripping block 51
It is connected in the gripping block 51 of both sides in corresponding round tube hole 513.
Clamping device 4 includes Rocker arm 41, and the Rocker arm 41 is rotatably located in vertical supporting plate 3, is set on Rocker arm 41
There is the first laterally-clamped bolt 42, the end of the first laterally-clamped bolt 42 is equipped with the turntable 43 with handle, when crane
When end carriage is placed on workbench 1, Rocker arm 41 is rotated to the position parallel with end carriage, the first laterally-clamped bolt 42 is used to clamp
It is spacing on the side wall of end carriage；In the present embodiment, the multiple second laterally-clamped bolts 8 are additionally provided with vertical supporting plate 3, second
The end of lateral bolt 8 is equipped with the disk 43 with handle, and when the end carriage of crane is placed on workbench 1, first is laterally-clamped
When the compression of bolt 42 is acted against on end carriage side wall, the second laterally-clamped bolt 8 is abutted against on the other end side wall of end carriage.
In order to enable during welding, the positioning of end carriage and girder is more stablized, and welding precision is improved, along a left side on workbench 1
Right direction is equipped with multiple fixed blocks 9, and fixed block 9 is equipped with hold-down bolt 10, end carriage side wall is done further compress it is spacing.
In the present embodiment, in order to which to needing moveable workbench 1 to power, this crane assembly frock further includes wiping device
11, wiping device includes guide rail 111 and current-collector 112, and supporting rod 12 is equipped with workbench 1, and current-collector 112 is connected to supporting rod
12 tops, guide rail 111 are located at close to the position of 1 side of workbench, and relay 112, which slides to be located on guide rail 111, to be used to take to supply electricity to
Driving motor 62 on workbench 1 etc. needs the equipment of electricity consumption to power.
In the present embodiment, vertical supporting plate 3 is equipped with control cabinet 13, and frequency converter and remote control are equipped with control cabinet 13,
The frequency converter and remote control is electrically connected with driving motor 62., can after remote control is electrically connected with external remote controler
Run with direct remote control driving motor 62, so that drive workbench 1 to be slided on guide rail 2, it is safe and convenient；Frequency converter
For controlling the frequency of driving motor 62, adjustment driving electric machine frequency can be more needed in actual use.
Preferred embodiments of the present invention are described above, but are not to be construed as limiting the scope of the invention.This hair
Bright to be not only limited to above example, its concrete structure is allowed to vary, all institutes in the protection domain of demand for independence of the present invention
The various change of work is within the scope of the present invention.
Claims (10)
- A kind of 1. crane assembly frock, it is characterised in that：Including for place crane girder and end carriage workbench (1) and The guide rail (2) that two fixed on the ground are arranged in parallel, the workbench (1) is slidably located on guide rail (2), described Workbench (1) is equipped with vertical supporting plate (3), and the vertical supporting plate (3), which is equipped with to be used to position, clamps the multiple of end carriage The clamping device (4) of different size, the bottom at workbench (1) both ends are equipped with for workbench (1) and guide rail (2) to be pressed from both sides The rail clamping device (5) fastened, the workbench (1) are equipped with the driving for driving whole workbench (1) to be slid along guide rail (2) Device (6), and the driving device (6) is located at the rear portion of workbench (1), the driving device (6) includes installation frame (61), the installation frame (61), which can slide up and down, is located on workbench (1), and the installation frame (61), which is equipped with, to be driven Dynamic motor (62) and roller (63).
- 2. crane assembly frock according to claim 1, it is characterised in that：The rail clamping device (5) includes two folders Tight block (51) and hand adjustment disk (52), two gripping blocks (51) are connected to the bottom of workbench (1) and positioned at the two of guide rail (2) Side, is equipped with limiting groove (511) on each gripping block (51) close to the side of guide rail (2), opposite on two gripping blocks (51) The passage (7) for being slidably matched with guide rail (2) is formd between limiting groove (511)；Each gripping block (51) is equipped with spiral shell Line through hole (512), the hand adjustment disk (52) are equipped with connecting rod (521), and the connecting rod (521) is equipped with thread segment (522), the hand adjustment disk (52) is rotatably threaded through corresponding screw thread on two gripping blocks (51) by thread segment (522) In hole (512), when rotating hand adjustment disk (52), for the size of passage (7) between two gripping blocks (51) of adjusting, control two The clamping of a gripping block (51) and guide rail (2) is with loosening.
- 3. crane assembly frock according to claim 2, it is characterised in that：It is logical that circle is additionally provided with each gripping block (51) Hole (513), is equipped with hydraulic bjuffer (53) between two gripping blocks (51), the both ends of the hydraulic bjuffer (53) connect respectively In both sides in the round tube hole (513) of gripping block (51).
- 4. crane assembly frock according to claim 3, it is characterised in that：Described hydraulic bjuffer (53) quantity is Two, the round tube hole (513) set on each gripping block (51) is two, the both ends difference of two hydraulic bjuffers (53) It is connected in the gripping block (51) of both sides in corresponding round tube hole (513).
- 5. crane assembly frock according to claim 1, it is characterised in that：The driving device (6) further includes one A hand jack (64), connecting plate (65) is equipped with the workbench (1) above installation frame (61), described manual The mandril of jack (64) is connected on connecting plate (65), and the lower end of the hand jack (64) is connected to installation frame (61) On, adjust the height that hand jack (64) is used to adjust roller (63).
- 6. crane assembly frock according to claim 1, it is characterised in that：The clamping device (4) includes rocking arm (41), the rocking arm (41) is rotatably located in vertical supporting plate (3), and the rocking arm (41) is equipped with the first lateral folder Tight bolt (42), the end of the first laterally-clamped bolt (42) is equipped with the turntable (43) with handle, when the end of crane When beam is placed on workbench (1), rocking arm (41) is rotated to the position parallel with end carriage, the described first laterally-clamped bolt (42) it is used to clamp the spacing side wall in end carriage.
- 7. crane assembly frock according to claim 6, it is characterised in that：Also set in the vertical supporting plate (3) Have the multiple second laterally-clamped bolts (8), the end of the second lateral bolt (8) is equipped with the disk (43) with handle, when rise The end carriage of heavy-duty machine is placed on workbench (1), described when the first laterally-clamped bolt (42) compression is acted against on end carriage side wall Second laterally-clamped bolt (8) is abutted against on the other end side wall of end carriage.
- 8. crane assembly frock according to claim 1, it is characterised in that：Along right and left on the workbench (1) Hold-down bolt (10) is equipped with to equipped with multiple fixed blocks (9), the fixed block (9).
- 9. crane assembly frock according to claim 1, it is characterised in that：Further include wiping device (11), the cunning Tentaculum includes guide rail (111) and current-collector (112), and the workbench (1) is equipped with supporting rod (12), the current-collector (112) it is connected at the top of supporting rod (12), the guide rail (111) is located at close to the position of workbench (1) side.
- 10. crane assembly frock according to claim 1, it is characterised in that：The vertical supporting plate (3) is equipped with Control cabinet (13), the control cabinet (13) is interior to be equipped with frequency converter and remote control, the frequency converter and remote control and drive Dynamic motor (62) is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711383228.3A CN107953055B (en) | 2017-12-20 | 2017-12-20 | Crane assembling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711383228.3A CN107953055B (en) | 2017-12-20 | 2017-12-20 | Crane assembling tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107953055A true CN107953055A (en) | 2018-04-24 |
| CN107953055B CN107953055B (en) | 2024-04-02 |
Family
ID=61955532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711383228.3A Active CN107953055B (en) | 2017-12-20 | 2017-12-20 | Crane assembling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107953055B (en) |
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| CN102139432A (en) * | 2011-04-02 | 2011-08-03 | 李登平 | Tool device for crane |
| CN202369261U (en) * | 2011-12-26 | 2012-08-08 | 山东丰汇设备技术有限公司 | Novel rail clamping device |
| CN202575793U (en) * | 2012-03-14 | 2012-12-05 | 中国海洋石油总公司 | Assembly and disassembly machine for pipes |
| CN103231337A (en) * | 2013-04-23 | 2013-08-07 | 宁波市凹凸重工有限公司 | Crane assembling clamp |
| CN204818163U (en) * | 2015-08-07 | 2015-12-02 | 河南省矿山起重机有限公司 | Crane end beam bore hole location frock |
| CN204843382U (en) * | 2015-08-07 | 2015-12-09 | 河南省矿山起重机有限公司 | Crane end beam fastened by welding board hydraulic pressure clamping position frock |
| CN105415244A (en) * | 2015-11-27 | 2016-03-23 | 河南新科起重机股份有限公司 | Crane splicing clamp |
| CN205527363U (en) * | 2016-02-24 | 2016-08-31 | 国营海东造船厂 | Rail clamping device |
| CN106115483A (en) * | 2016-08-14 | 2016-11-16 | 韩睿 | A kind of crane Radix Saposhnikoviae anchor |
| CN207629502U (en) * | 2017-12-20 | 2018-07-20 | 宁波市凹凸重工有限公司 | Crane assembly tooling |
-
2017
- 2017-12-20 CN CN201711383228.3A patent/CN107953055B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102139432A (en) * | 2011-04-02 | 2011-08-03 | 李登平 | Tool device for crane |
| CN202369261U (en) * | 2011-12-26 | 2012-08-08 | 山东丰汇设备技术有限公司 | Novel rail clamping device |
| CN202575793U (en) * | 2012-03-14 | 2012-12-05 | 中国海洋石油总公司 | Assembly and disassembly machine for pipes |
| CN103231337A (en) * | 2013-04-23 | 2013-08-07 | 宁波市凹凸重工有限公司 | Crane assembling clamp |
| CN204818163U (en) * | 2015-08-07 | 2015-12-02 | 河南省矿山起重机有限公司 | Crane end beam bore hole location frock |
| CN204843382U (en) * | 2015-08-07 | 2015-12-09 | 河南省矿山起重机有限公司 | Crane end beam fastened by welding board hydraulic pressure clamping position frock |
| CN105415244A (en) * | 2015-11-27 | 2016-03-23 | 河南新科起重机股份有限公司 | Crane splicing clamp |
| CN205527363U (en) * | 2016-02-24 | 2016-08-31 | 国营海东造船厂 | Rail clamping device |
| CN106115483A (en) * | 2016-08-14 | 2016-11-16 | 韩睿 | A kind of crane Radix Saposhnikoviae anchor |
| CN207629502U (en) * | 2017-12-20 | 2018-07-20 | 宁波市凹凸重工有限公司 | Crane assembly tooling |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107953055B (en) | 2024-04-02 |
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Address after: 315176 No. 3998 Airport Road, Haishu District, Ningbo City, Zhejiang Province Applicant after: Ningbo AOTU Heavy Industries Co.,Ltd. Address before: 315716 No. 3998 Airport Road, Shijiao Street, Haishu District, Ningbo City, Zhejiang Province Applicant before: Ningbo AOTU Heavy Industries Co.,Ltd. |
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