CN108033396A - Tightening device is lifted by crane in a kind of construction - Google Patents
Tightening device is lifted by crane in a kind of construction Download PDFInfo
- Publication number
- CN108033396A CN108033396A CN201711348324.4A CN201711348324A CN108033396A CN 108033396 A CN108033396 A CN 108033396A CN 201711348324 A CN201711348324 A CN 201711348324A CN 108033396 A CN108033396 A CN 108033396A
- Authority
- CN
- China
- Prior art keywords
- column
- fixed column
- fixed
- plate
- crane
- 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
- 238000010276 construction Methods 0.000 title claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 230000000712 assembly Effects 0.000 claims description 9
- 238000000429 assembly Methods 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 3
- 238000009435 building construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/44—Devices, e.g. jacks, adapted for uninterrupted lifting of loads with self-contained electric driving motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a kind of construction to lift by crane tightening device, including the first fixed column, second fixed column, contiguous block, first adjustable column, second adjustable column and positioning column, it is hinged in the middle part of first fixed column and the second fixed column, the lower part of first fixed column and the second fixed column is affixed with a contiguous block respectively, first adjustable column, second adjustable column and positioning column are arranged between the top of the first fixed column and the second fixed column, one end of first adjustable column and the outer surface of the first fixed column are affixed, the other end of first adjustable column is set in one end of positioning column and is threadedly coupled with it, the other end of positioning column is set in outside one end of the second adjustable column and is threadedly coupled with it, the other end of second adjustable column and the outer surface of the second fixed column are affixed.Versatility of the present invention is good, and has replaced traditional mode for needing rope to fix, and can firmly fix lifting article.
Description
Technical field
The present invention relates to technical field of building construction, particularly a kind of construction lifting tightening device.
Background technology
In lifting machine field, various suspenders correspond to different lifting articles and are widely used in industry-by-industry, these
Suspender is mostly special designs, does not possess versatility.Further, since being limited by the shape of lifting article or size etc., commonly use
Mode be to be lifted by crane after it is bundled with rope, this method is overly dependent upon manually, when article is larger, it is necessary to more people
Coordinate and could complete at the same time, and the corner angle of article easily cut off rope during lifting, there are larger security risk, and
And rope is not easy to fix lifting article, cause the lifting article during lifting that inclined situation, and then stress occurs
Inequality, influences to lift by crane effect.
The content of the invention
To solve above-mentioned deficiency, it is an object of the invention to provide a kind of construction to lift by crane tightening device, suitable for not
Same lifting article, versatility is good, and has replaced traditional mode for needing rope to fix, and can will lift by crane article firmly
Ground is fixed, and prevents its security risk caused by unbalance stress or cord break during lifting.
Realized the purpose of the present invention is technical solution in this way, it includes support plate, the support plate it is upper
Surface is fixedly connected with least one lifting lug, and the lifting hole(eyelet) that lifting rope passes through, the lower surface of support plate can be made by having on the lifting lug
Arranged side by side is provided with multiple clamp assemblies, each clamp assembly include the first fixed column, the second fixed column, contiguous block,
First adjustable column, the second adjustable column and positioning column, first fixed column and the second fixed column are set on the supporting plate, and first is solid
The top of fixed column and the second fixed column through support plate and extends to the upper table of support plate by the through hole of setting on the supporting plate
It is hinged in the middle part of face, the first fixed column and the second fixed column, the lower part of the first fixed column and the second fixed column is positioned at support
The lower section of plate is simultaneously affixed with a contiguous block respectively, the contiguous block in the first fixed column and the company in the second fixed column
It is positioned opposite and formed and can accommodate the clamping cavity of hanging body to connect block, first adjustable column, the second adjustable column and positioning column
It is arranged between the top of the first fixed column and the second fixed column, one end of the first adjustable column and the outer surface of the first fixed column
Affixed, the other end of the first adjustable column is set in one end of positioning column and is threadedly coupled with it, and the other end of positioning column is arranged
It is threadedly coupled outside one end of the second adjustable column and with it, the other end of the second adjustable column and the outer surface of the second fixed column are consolidated
Connect.
Further, driven wheel is arranged with the outer surface of positioning column, the inner surface of driven wheel and the outer surface of positioning column are consolidated
Connect, have on the outer surface of driven wheel and be radially recessed and the first groove for being bonded with steel wire rope outer surface, driven wheel it is upper
Side is provided with driving wheel, and for the driving wheel by setting motor on the supporting plate to drive, being provided with driving wheel can be with steel wire
The second groove that rope outer surface is bonded and is used cooperatively with the first groove.
Further, thrust spring is arranged with respectively on the outer surface of the first fixed column and the second fixed column.
Further, be provided with clamp assemblies on the contiguous block, the clamp assemblies include with fixed seat, permanent opening,
Limited post and elastic collar, the side of the fixed seat and contiguous block are affixed, and the permanent opening is embedded in another of fixed seat
It is on side and opposite with corresponding contiguous block, connection permanent opening and adjustment hole are offered in fixed seat, the limited post
One end is plugged in fixed seat by adjustment hole and extended in permanent opening, and the elastic collar is located on adjustment hole, elasticity
The inner surface of the lantern ring and the outer surface clearance fit of limited post.
Further, it is provided with rubber pad on the inner surface of permanent opening.
Further, abutment plate, the top of the abutment plate are provided between adjacent the first fixed column or the second fixed column
Affixed with support plate, the opposite flank of abutment plate extends respectively to the side close to corresponding first fixed column or the second fixed column
On, the surface of abutment plate offers connecting hole, is extended to and clamped in cavity by connecting hole against one end of column, against the another of column
One end is outer positioned at clamping cavity and is provided with the first fastener that can be slided along the length direction against column, is provided with abutment plate
The second fastener being used cooperatively with the first fastener.
Further, the lower part of connecting plate is provided with limiting plate, and one end of the limiting plate is vertical with connecting plate affixed, spacing
The other end of plate is free end.
By adopting the above-described technical solution, the present invention has the advantage that：In use, by the lifting rope in lifting means
It is threaded through by lifting hole(eyelet) on lifting lug, the device is entirely lifted to above pending article, then it is moved down simultaneously
Make connecting plate and lifting article contacts, in the process, since the shape for lifting by crane article is inconsistent with clamping cavity, pass through rotation
Positioning column, makes distance increase or reduce that the first adjustable column, the second adjustable column and positioning column are formed, with change the first fixed column and
The distance between second fixed column, when the distance reach can will lifting item parcels live and make connecting plate with lifting article it
Between produce extruding and can stop operating positioning column, set finally by lifting and entirely raise up lifting article.The present invention is logical
That crosses the first fixed column and the second fixed column traditional needs the mode that rope bundlees to be carried article is lifted by crane with the use of avoiding
Rise and, can prevent from lifting by crane the situation that article drops with unbalance stress during lifting；And pass through the first adjustable column,
Two adjustable columns and positioning column are used in conjunction with each other, according to the states of different lifting articles by the first fixed column and the second fixed column
Adjust and adapt under the distance of lifting article, so that lifting article be clamped, avoid manually fixed situation.
Other advantages, target and the feature of the present invention will be illustrated in the following description to a certain extent, and
And to a certain extent, based on will be apparent to those skilled in the art to investigating hereafter, Huo Zheke
To be instructed from the practice of the present invention.The target and other advantages of the present invention can be wanted by following specification and right
Book is sought to realize and obtain.
Brief description of the drawings
The brief description of the drawings of the present invention is as follows：
Fig. 1 is the stereogram of the present invention；
Fig. 2 is the enlarged drawing at A in Fig. 1；
Fig. 3 is the enlarged drawing at B in Fig. 1；
In figure：1. support plate；2. lifting lug；3. lifting hole(eyelet)；4. clamp assembly；41. the first fixed column；42. the second fixed column；
43. contiguous block；44. the first adjustable column；45. the second adjustable column；46. positioning column；5. driven wheel；6. the first groove；7. driving wheel；
8. motor；9. the second groove；10. thrust spring；11. clamp assemblies；111. fixed seat；112. permanent opening；113. limited post；
114. elastic collar；12. adjustment hole；13. rubber pad；14. abutment plate；15. connecting hole；16. the first fastener；17. the second fastener；
18. limiting plate；19. clamp cavity；20 against column；
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.
Embodiment：
Such as Fig. 1 to Fig. 3, a kind of construction lifting tightening device includes support plate 1, and the upper surface of support plate 1 is fixed
Four lifting lugs 2 are connected with, the lifting hole(eyelet) 3 that lifting rope passes through can be made by having on lifting lug 2, easy to be connected with external lifting means；Branch
The lower surface of fagging 1 it is arranged side by side be provided with two clamp assemblies 4, the quantity of clamp assembly 4 by lifting article length or width
Depending on, the quantity of clamp assembly 4 is more, and it is fewer to be dispersed in the pressure of each clamp assembly 4, so as to prevent clamp assembly 4
Impaired situation；Each clamp assembly 4 includes the first fixed column 41, the second fixed column 42, contiguous block 43, the first adjustable column
44th, the second adjustable column 45 and positioning column 46, the first fixed column 41 and the second fixed column 42 are arranged in support plate 1, and first fixes
The top of 41 and second fixed column 42 of column runs through support plate 1 by the through hole being arranged in support plate 1 and extends to support plate 1
The middle part of upper surface, the first fixed column 41 and the second fixed column 42 is hinged, the first fixed column 41 and the second fixed column 42
Lower part is located at the lower section of support plate 1 and affixed with a contiguous block 43 respectively, the contiguous block 43 in the first fixed column 41 with
Contiguous block 43 in the second fixed column 42 is positioned opposite and forms the clamping cavity 19 that can have accommodated hanging body, adjusts first
The distance between 41 and second fixed column 42 of fixed column, so as to adjust clamping cavity according to the actual conditions of lifting article
19 size, can be adjusted, versatility is good for different lifting articles；First adjustable column 44,45 and of the second adjustable column
Positioning column 46 is arranged between the top of the first fixed column 41 and the second fixed column 42, one end and first of the first adjustable column 44
The outer surface of fixed column 41 is affixed, and the other end of the first adjustable column 44 is set in one end of positioning column 46 and connects with its screw thread
Connect, the other end of positioning column 46 is set in outside one end of the second adjustable column 45 and is threadedly coupled with it, the second adjustable column 45 it is another
One end and the outer surface of the second fixed column 42 are affixed, in order to which preferably the first fixed column 41 and the second fixed column 42 are adjusted
And fixation is played after adjusting, in rotational positioning column 46 can by the first adjustable column 44 and the second adjustable column 45 with
Elongation between positioning column 46 is adjusted to the distance between the first fixed column 41 and the second fixed column 42, first after the completion of adjusting
Adjusting rod, the second adjusting rod and locating rod can to the first fixed column 41 and second fixed column 42 its supporting role, prevent its with
Meaning is swung.
Driven wheel 5 is arranged with the outer surface of positioning column 46, the outer surface of the inner surface and positioning column 46 of driven wheel 5 is consolidated
Connect, there is the first groove 6 for being radially recessed and being bonded with steel wire rope outer surface on the outer surface of driven wheel 5, driven wheel 5
Top is provided with driving wheel 7, and driving wheel 7 is driven by the motor 8 being arranged in support plate 1, and being provided with driving wheel 7 can be with steel
The both ends of steel wire rope are wound driven wheel 5 by the second groove 9 that cord outer surface is bonded and is used cooperatively with the first groove 6 respectively
With driving wheel 7, and surplus is left on driven wheel 5, starting motor 8 makes it drive driving wheel 7 to rotate, and driving wheel 7 rotates can will
Steel wire rope on driven wheel 5 is crimped onto in the second groove 9, frictional force of the driven wheel 5 due to steel wire rope and between it, and then with
Rotate, promote positioning column 46 to rotate therewith, the elongation on positioning column 46 is adjusted easy to adjust the first adjustable column 44 and second.
Thrust spring 10 is arranged with respectively on the outer surface of first fixed column 41 and the second fixed column 42, is moved down in the device
During, lifting article can be to one outside thrust of connecting plate, and connecting plate preferably cannot will lift by crane article in order to prevent
Wrap, thrust spring 10 can compress in the process, and then be applied to one inward force of connecting plate, ensure lifting article
Gap is not present between connecting plate.
It is provided with clamp assemblies 11 on contiguous block 43, clamp assemblies 11 include and fixed seat 111, permanent opening 112, spacing
Column 113 and elastic collar 114, the side of fixed seat 111 and contiguous block 43 are affixed, and permanent opening 112 is embedded in the another of fixed seat 111
It is on one side and opposite with corresponding contiguous block 43, connection permanent opening 112 and adjustment hole are offered in fixed seat 111
12, one end of limited post 113 is plugged in fixed seat 111 and is extended in permanent opening 112, elastic collar by adjustment hole 12
114 on adjustment hole 12, the inner surface of elastic collar 114 and the outer surface clearance fit of limited post 113, some lifting articles
Corner be not easy to come into full contact with connecting plate, can put it into permanent opening 112 at this time, and pass through mobile limited post 113
It is fixed in fixed seat 111, finally by elastic collar 114 by 113 fixed column of limited post, prevents it out of adjustment hole 12
Retroversion is gone out, and influences the fixing situation to lifting by crane article.
Rubber pad 13 is provided with the inner surface of permanent opening 112, easy to the frictional force for increasing it with lifting by crane article, is prevented
Article is lifted by crane during lifting to slide.
Abutment plate 14, the top of abutment plate 14 and branch are provided between adjacent the first fixed column 41 or the second fixed column 42
Fagging 1 is affixed, and the opposite flank of abutment plate 14 is extended respectively to close to corresponding first fixed column, 41 or second fixed column 42
On side, the surface of abutment plate 14 offers connecting hole 15, and clamping cavity is extended to by connecting hole 15 against one end of column 20
In 19, against the other end of column 20, positioned at clamping, cavity 19 is outer and be provided with can be along the of the length direction slip against column 20
One fastener 16, is provided with the second fastener 17 being used cooperatively with the first fastener 16 in abutment plate 14, by against one end of column 20 with
Article fitting is lifted by crane, is fastened against the first fastener 16 on the other end of column 20 with the second fastener 17, makes to fix against column 20,
Lifting article is prevented to be scattered.
The lower part of connecting plate is provided with limiting plate 18, and one end of limiting plate 18 is vertical with connecting plate affixed, limiting plate 18
The other end is free end, can be played a supportive role to the bottom for lifting by crane article.
The present embodiment is suitable for different lifting articles, and versatility is good, and having replaced traditional needs rope to fix
Mode, can will lifting article firmly fix, prevent it during lifting caused by unbalance stress or cord break
Security risk.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail in good embodiment, it will be understood by those of ordinary skill in the art that, can be to the skill of the present invention
Art scheme technical scheme is modified or replaced equivalently, without departing from the objective and scope of the technical program, it should all cover in the present invention
Right among.
Claims (7)
1. tightening device is lifted by crane in a kind of construction, it is characterised in that：Include support plate, the upper surface of the support plate is fixed
At least one lifting lug is connected with, the lifting hole(eyelet) that lifting rope passes through can be made by having on the lifting lug, and the lower surface of support plate is arranged side by side to be set
Multiple clamp assemblies are equipped with, each clamp assembly includes the first fixed column, the second fixed column, contiguous block, the first adjusting
Column, the second adjustable column and positioning column, first fixed column and the second fixed column are set on the supporting plate, the first fixed column and the
The top of two fixed columns through support plate and extends to the upper surface of support plate by the through hole of setting on the supporting plate, and first is solid
It is hinged in the middle part of fixed column and the second fixed column, the lower part of the first fixed column and the second fixed column is located at the lower section of support plate simultaneously
It is affixed with a contiguous block respectively, the contiguous block cloth opposite with the contiguous block in the second fixed column in the first fixed column
The clamping cavity that can have accommodated hanging body is put and is formed, first adjustable column, the second adjustable column and positioning column are arranged at
Between the top of one fixed column and the second fixed column, one end and the outer surface of the first fixed column of the first adjustable column are affixed, and first
The other end of adjustable column is set in one end of positioning column and is threadedly coupled with it, and the other end of positioning column is set in the second adjusting
It is threadedly coupled outside one end of column and with it, the other end of the second adjustable column and the outer surface of the second fixed column are affixed.
2. tightening device is lifted by crane in construction according to claim 1, it is characterised in that：It is arranged on the outer surface of positioning column
There is driven wheel, the inner surface of driven wheel and the outer surface of positioning column are affixed, have on the outer surface of driven wheel and are radially recessed
And the first groove being bonded with steel wire rope outer surface, driving wheel is provided with above driven wheel, the driving wheel is by being arranged on branch
Motor driving on fagging, that can be bonded with steel wire rope outer surface and be used cooperatively with the first groove is provided with driving wheel
Two grooves.
3. tightening device is lifted by crane in construction according to claim 1, it is characterised in that：First fixed column and second is fixed
Thrust spring is arranged with respectively on the outer surface of column.
4. tightening device is lifted by crane in construction according to claim 1, it is characterised in that：Folder is provided with the contiguous block
Hold component, the clamp assemblies include with fixed seat, permanent opening, limited post and elastic collar, the side of the fixed seat with
Contiguous block is affixed, and the permanent opening is embedded on another side of fixed seat and, fixed seat opposite with corresponding contiguous block
On offer connection permanent opening and adjustment hole, one end of the limited post be plugged in fixed seat and extend to by adjustment hole
In permanent opening, the elastic collar is located on adjustment hole, the inner surface of elastic collar and the outer surface clearance fit of limited post.
5. tightening device is lifted by crane in construction according to claim 4, it is characterised in that：Set on the inner surface of permanent opening
It is equipped with rubber pad.
6. tightening device is lifted by crane in construction according to claim 1, it is characterised in that：The first adjacent fixed column or
Abutment plate is provided between two fixed columns, the top of the abutment plate and support plate are affixed, and the opposite flank of abutment plate is prolonged respectively
Extend on the side of corresponding first fixed column or the second fixed column, the surface of abutment plate offers connecting hole, against column
One end by connecting hole extend to clamp cavity in, against column the other end positioned at clamp cavity outside and be provided with can along to
By the first fastener of the length direction slip of column, the second fastener being used cooperatively with the first fastener is provided with abutment plate.
7. tightening device is lifted by crane in construction according to claim 1, it is characterised in that：The lower part of connecting plate sets limited
Position plate, one end of the limiting plate is vertical with connecting plate affixed, and the other end of limiting plate is free end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711348324.4A CN108033396B (en) | 2017-12-15 | 2017-12-15 | A kind of construction lifting tightening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711348324.4A CN108033396B (en) | 2017-12-15 | 2017-12-15 | A kind of construction lifting tightening device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108033396A true CN108033396A (en) | 2018-05-15 |
| CN108033396B CN108033396B (en) | 2019-05-31 |
Family
ID=62102801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711348324.4A Expired - Fee Related CN108033396B (en) | 2017-12-15 | 2017-12-15 | A kind of construction lifting tightening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108033396B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110963441A (en) * | 2019-12-12 | 2020-04-07 | 天津贝林思模具有限公司 | Lifting device for die machining |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102070078A (en) * | 2010-12-07 | 2011-05-25 | 青岛港（集团）有限公司 | Loading and unloading manipulator |
| CN201942429U (en) * | 2011-01-30 | 2011-08-24 | 三一集团有限公司 | Log hanger and actuating mechanism thereof |
| CN202152256U (en) * | 2011-07-12 | 2012-02-29 | 安徽富凯不锈钢有限责任公司 | Lifting hook |
| CN104477767A (en) * | 2014-12-04 | 2015-04-01 | 唐山瑞思可节能技术有限公司 | Axial parallel four-claw grabber |
| CN104973507A (en) * | 2014-04-10 | 2015-10-14 | 长春工业大学 | Multiple-claw heavy-type grasping hoisting apparatus |
| CN204873452U (en) * | 2015-08-18 | 2015-12-16 | 襄阳航林机械有限公司 | Anchor clamps for engine cylinder block |
-
2017
- 2017-12-15 CN CN201711348324.4A patent/CN108033396B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102070078A (en) * | 2010-12-07 | 2011-05-25 | 青岛港（集团）有限公司 | Loading and unloading manipulator |
| CN201942429U (en) * | 2011-01-30 | 2011-08-24 | 三一集团有限公司 | Log hanger and actuating mechanism thereof |
| CN202152256U (en) * | 2011-07-12 | 2012-02-29 | 安徽富凯不锈钢有限责任公司 | Lifting hook |
| CN104973507A (en) * | 2014-04-10 | 2015-10-14 | 长春工业大学 | Multiple-claw heavy-type grasping hoisting apparatus |
| CN104477767A (en) * | 2014-12-04 | 2015-04-01 | 唐山瑞思可节能技术有限公司 | Axial parallel four-claw grabber |
| CN204873452U (en) * | 2015-08-18 | 2015-12-16 | 襄阳航林机械有限公司 | Anchor clamps for engine cylinder block |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110963441A (en) * | 2019-12-12 | 2020-04-07 | 天津贝林思模具有限公司 | Lifting device for die machining |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108033396B (en) | 2019-05-31 |
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