CN204454423U - A kind of load transfer device for large-scale cylindrical workpiece lifting - Google Patents
A kind of load transfer device for large-scale cylindrical workpiece lifting Download PDFInfo
- Publication number
- CN204454423U CN204454423U CN201520035457.6U CN201520035457U CN204454423U CN 204454423 U CN204454423 U CN 204454423U CN 201520035457 U CN201520035457 U CN 201520035457U CN 204454423 U CN204454423 U CN 204454423U
- Authority
- CN
- China
- Prior art keywords
- main frame
- chain
- rotary shaft
- transfer device
- wheel mechanism
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Warehouses Or Storage Devices (AREA)
Abstract
The utility model discloses a kind of load transfer device for large-scale cylindrical workpiece lifting, comprise main frame, described main frame is provided with the first intermediate rotary shaft and the second intermediate rotary shaft that are parallel to each other, main frame is also provided with the reducing motor that can drive the first intermediate rotary shaft and the second intermediate rotary shaft synchronous rotary, first intermediate rotary shaft and the second intermediate rotary shaft are connected to the first chain-wheel mechanism and the second chain-wheel mechanism, the two ends of bay-lift are had to be connected on the first chain-wheel mechanism and the second chain-wheel mechanism, bay-lift comprises the bearing on the chain being fixedly connected on the first chain-wheel mechanism and the second chain-wheel mechanism, bearing is provided with multiple Workpiece storage seat.The utility model improves the elevating method of the medium-and-large-sized cylindrical work of existing factory, achieves workpiece lifting automation, improves lifting efficiency, reduces the labour intensity of workman.
Description
Technical field
The utility model belongs to load transfer device field, more specifically, relates to a kind of load transfer device for large-scale cylindrical workpiece lifting.
Background technology
A lot of large-scale cylindrical workpiece is had, as large-sized oil conduit, solid drawn pipe, iron staff etc. in factory.These cylindrical works also exist the problem of depositing and transporting in production, storage process, present stage large-scale cylindrical workpiece the process deposited and transport be all rely on artificial, or coordinate electric block suspention mode realize lifting and traversing, this mode requires workman's a sleight of hand, muscle power is sufficient, during conveying, degree of automation is low, and efficiency is low.
Utility model content
For above defect or the Improvement requirement of prior art, the utility model provides a kind of load transfer device for large-scale cylindrical workpiece lifting, this load transfer device is mainly used in the lifting of the medium-and-large-sized cylindrical work of factory, and one piece of workpiece can be deposited temporarily, degree of automation is high, and lifting rapidly, accurately.
For achieving the above object, according to an aspect of the present utility model, provide a kind of load transfer device for large-scale cylindrical workpiece lifting, comprise main frame, described main frame is provided with the first intermediate rotary shaft and the second intermediate rotary shaft that are parallel to each other, main frame is also provided with the reducing motor that can drive the first intermediate rotary shaft and the second intermediate rotary shaft synchronous rotary, first intermediate rotary shaft and the second intermediate rotary shaft are connected to the first chain-wheel mechanism and the second chain-wheel mechanism, have and be connected to the first chain-wheel mechanism and the second chain-wheel mechanism for the two ends of the bay-lift of storing name part, bay-lift comprises the bearing on the chain being fixedly connected on the first chain-wheel mechanism and the second chain-wheel mechanism, the top of described bearing is provided with multiple Workpiece storage seat, the top of each Workpiece storage seat is provided with the deep-slotted chip breaker consistent with cylindrical work external diameter, the axis of all deep-slotted chip breakers is collinear.
Preferably, the quantity of described first chain-wheel mechanism and the second chain-wheel mechanism is two, and two the first chain-wheel mechanisms and two the second chain-wheel mechanisms are arranged on rectangular four summits.
Preferably, described reducing motor is provided with output shaft, this output shaft is through reducing motor and its two ends are connected to drive shaft, and every root drive shaft is all connected with gear wheel reversing case, and described first intermediate rotary shaft and the second intermediate rotary shaft are connected on the output shaft of a gear wheel reversing case.
Preferably, described main frame is vertically provided with many elongated slots, described bay-lift is connected with the limited roller that can carry out moving up and down on main frame, described elongated slot is as the movable passageway of limited roller.
Preferably, the top of described main frame is provided with the breach being convenient to workpiece lifting, the top of main frame is furnished with multiple open and close type bracing or strutting arrangement, stagger mutually in the position of open and close type bracing or strutting arrangement and the position of Workpiece storage seat, described open and close type bracing or strutting arrangement comprises the workpiece support for depositing cylindrical work, workpiece support comprises the first supporting seat and the second supporting seat, first supporting seat and the second supporting seat can be separated from each other and close, first supporting seat drives it to move by the first servomotor and the first ball wire rod mechanism, described second supporting seat drives it to move by the second servomotor and the second ball wire rod mechanism.
Preferably, the top of described main frame is provided with the first line slideway and the second line slideway, and described first supporting seat and the second supporting seat are arranged on the first line slideway and the second line slideway respectively.
Preferably, also comprise the aisle systems be arranged on main frame, described aisle systems comprises retractor device, and retractor device comprises the cylinder be arranged on main frame, and the output shaft of described cylinder is provided with the bed board for walking, main frame accepts bed board.
Preferably, described aisle systems also comprises the stair be arranged on main frame, stair is hinged with transition attachment strap, and transition attachment strap can snap on bed board, and transition attachment strap is fixed by suspension hook or magnet, and suspension hook or magnet are arranged on main frame.
Preferably, described bed board is provided with support roller, described support roller can roll on main frame.
Preferably, described main frame is provided with guide pin bushing, the position that described bed board is corresponding to guide pin bushing is provided with guide rod, and guide rod is through guide pin bushing.
In general, the above technical scheme conceived by the utility model compared with prior art, can obtain following beneficial effect:
1), the utility model improves the elevating method of the medium-and-large-sized cylindrical work of existing factory, achieves workpiece lifting automation, improves lifting efficiency, reduce the labour intensity of workman;
2), the utility model adopts axle synchronism output power, realizes the synchronous of crane two ends, facilitate simple and direct with sprocket wheel; Sprocket wheel has larger bearing capacity, and synchronism is better, and structure is simply easy to correction adjustment;
3), open and close type bracing or strutting arrangement of the present utility model can deposit workpiece temporarily, conveniently achieves the transfer of the location of workpiece;
4), open and close type bracing or strutting arrangement of the present utility model have employed cylinder and promotes the device of bed board at slide on rails, Stability Analysis of Structures, load-carrying capacity is strong, safe and reliable, the opening and closing of bracing or strutting arrangement can be responded faster, be also convenient to coordinate crane delivery workpiece and the task of carrying out transfer;
5), the utility model devises aisle systems, and it adopts cylinder to promote the bed board parallel motion of aisle systems, Stability Analysis of Structures, and load-carrying capacity is strong, and safe and reliable, aisle systems occupies little space, and can also meet the requirement that personnel pass through.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the enlarged drawing at A place in Fig. 1;
Fig. 3 is the enlarged drawing at B place in Fig. 1.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.In addition, if below in described each embodiment of the utility model involved technical characteristic do not form conflict each other and just can mutually combine.
As shown in FIG. 1 to 3, a kind of load transfer device for large-scale cylindrical workpiece lifting, comprise main frame 1, described main frame 1 is provided with the first intermediate rotary shaft 31 and the second intermediate rotary shaft 32 be parallel to each other, main frame 1 is also provided with the reducing motor 2 that can drive the first intermediate rotary shaft 31 and the second intermediate rotary shaft 32 synchronous rotary.Reducing motor 2 can drive the first intermediate rotary shaft 31 and the second intermediate rotary shaft 32 synchronous rotary by existing a lot of mode, such as, by synchronous belt mechanism or other transmission device.Preferred as one, described reducing motor 2 is provided with output shaft, this output shaft is through reducing motor 2 and its two ends are connected to drive shaft 21, every root drive shaft 21 is all connected with gear wheel reversing case 3, and described first intermediate rotary shaft 31 and the second intermediate rotary shaft 32 are connected on the output shaft of a gear wheel reversing case 3.First intermediate rotary shaft 31 and the second intermediate rotary shaft 32 are connected to the first chain-wheel mechanism 33 and the second chain-wheel mechanism 34, have the two ends for the bay-lift 4 of storing name part to be connected to the first chain-wheel mechanism 33 and the second chain-wheel mechanism 34.Preferably, the quantity of described first chain-wheel mechanism 33 and the second chain-wheel mechanism 34 is two, and two the first chain-wheel mechanisms 33 and two the second chain-wheel mechanisms 34 are arranged on rectangular four summits.Therefore, four chains are connected to the corner of elevating bracket 4, effectively can ensure the stationarity of elevating bracket 4 when rising and decline.The rotating of reducing motor 2 energy, when its power shaft rotates towards a direction, drives bay-lift 3 to rise, when it rotates towards other direction, then bay-lift 3 can be driven to decline.
Select as one, described main frame 1 is vertically provided with many guided ways 11, described bay-lift 4 is connected on guided way 11 by slide block, the stationarity of lower guarantee bay-lift 4 up-and-down movement may be entered like this, bay-lift 4 is not easy to rock when up-and-down movement, therefore can not have influence on the transport of the workpiece on it.
Alternatively, described main frame 1 is vertically provided with many elongated slots 12, described bay-lift 4 is connected with the limited roller 43 that can carry out moving up and down on main frame 1, described elongated slot 12 as the movable passageway of limited roller 43, with ensure bay-lift 4 be elevated time do not offset.
Bay-lift 4 comprises the bearing 41 on the chain being fixedly connected on the first chain-wheel mechanism 33 and the second chain-wheel mechanism 34, the top of described bearing 41 is provided with multiple Workpiece storage seat 42, and the top of each Workpiece storage seat 42 is provided with the deep-slotted chip breaker 421 consistent with cylindrical work external diameter.Multiple Workpiece storage seat 42 coordinates together can hold workpiece, then during bay-lift 4 up-and-down movement, can drive workpiece up-and-down movement together.
Further, the top of described main frame 1 is provided with the breach 13 being convenient to workpiece lifting, and such workpiece can rise to the position exceeding main frame 1 under the drive of bay-lift 4.The top of main frame 1 is furnished with multiple open and close type bracing or strutting arrangement 5, staggers mutually in the position of open and close type bracing or strutting arrangement 5 and the position of Workpiece storage seat 42, in order to avoid produce interference and collision when Workpiece storage seat 42 rises.
Described open and close type bracing or strutting arrangement 5 comprises the workpiece support 51 for depositing cylindrical work, workpiece support 51 is also provided with the groove consistent with the deep-slotted chip breaker 421 on Workpiece storage seat 42.Workpiece support 51 comprises the first supporting seat 52 and the second supporting seat 53, first supporting seat 52 and the second supporting seat 53 can be separated from each other and close, first supporting seat 52 drives it to move by the first servomotor 54 and the first ball wire rod mechanism 55, and described second supporting seat 53 drives it to move by the second servomotor 56 and the second ball wire rod mechanism 57.Preferably, the top of described main frame 1 is provided with the first line slideway 58 and the second line slideway 59, and described first supporting seat 52 and the second supporting seat 53 are arranged on the first line slideway 58 and the second line slideway 59 respectively.When Workpiece storage seat 42 asks workpiece to rise, first supporting seat 52 and the second supporting seat 53 are the states be separated from each other, in order to avoid have influence on the rising of workpiece, after workpiece rises to the height exceeding main frame 1, first supporting seat 52 mutually draw close with the second supporting seat 53 and together with, then Workpiece storage seat 42 declines, and namely multiple workpiece support 51 coordinates can hold workpiece.The station of workpiece in workpiece support 51 is interim storage area.
In addition, this load transfer device also comprises the aisle systems 6 be arranged on main frame 1, described aisle systems 6 comprises retractor device 60, retractor device 60 comprises the cylinder 61 be arranged on main frame 1, and the output shaft of described cylinder 61 is provided with the bed board 62 for walking, main frame 1 accepts bed board 62, bed board 62 slides on main frame 1, main frame 1 holds bed board 62, in order to avoid bed board 62 is when pressurized is excessive, makes the output shaft of cylinder 61 produce large moment of flexure and affect the service life of cylinder 61.When bay-lift 4 is elevated, in order to not have influence on the up-and-down movement of bay-lift 4 and workpiece, the output shaft of cylinder 61 is the states of retracting, and bed board 62 can not have an impact to the lifting of bay-lift 4.When bay-lift 4 does not work, then the output shaft of cylinder 61 stretches out, drive bed board 62 move, can make bed board 62 reach main body add 1 in the middle of formed aisle.
Preferably, described bed board 62 is provided with support roller 65, described support roller 65 can roll on main frame 1, and the movement of bed board 62 can be made so more smooth and easy.Described main frame 1 is provided with guide pin bushing, and the position that described bed board 62 is corresponding to guide pin bushing is provided with guide rod 67, and guide rod 67 is through guide pin bushing, and guide pin bushing can play the guiding role to the movement of guide rod 67 and bed board 62.
In addition, described aisle systems 6 also comprises the stair 63 be arranged on main frame 1, the quantity of stair 63 is preferably two, two stair 63 are arranged along the longitudinal direction of bed board 62, each stair 63 are all hinged with transition attachment strap 64, and transition attachment strap 64 can snap on bed board 62, when not needing to walk about on bed board 62, transition attachment strap 64 is fixed on vertical position by suspension hook or magnet, and suspension hook or magnet are arranged on main frame 1.When needing to use aisle systems 6, then bed board 62 stretches out under the promotion of cylinder 61, and then takes on bed board 62 by transition attachment strap 64, and workman can climb up from one of them stair 63, goes further on transition attachment strap 64 and bed board 62.
As preferred further, the quantity of retractor device 60 is two.Because the length of bed board 62 and width are comparatively large, weight is comparatively large, therefore needs use two bed boards 62 and form aisle together.Adopt two cylinders 61 to control two bed boards 62 respectively to move.When workpiece does not need lifting, two bed boards 62 stretch out, and bed board 62 front end rides on main frame 1, and then are also turned to respectively on elastic bed board 62 by transition attachment strap 64, so form passageway.
Reducing motor 2 of the present utility model produces power, and the power passing to two gear wheel reversing casees, 3, two gear wheel reversing casees 3 at two ends through drive shaft 21 is all input from a reducing motor 2, ensure that the synchronous of two gear wheel reversing case 3 rotating speeds.Transmission of power is given the first chain-wheel mechanism 33 and the second chain-wheel mechanism 34 by two gear wheel reversing casees 3 more respectively, and the corner of bay-lift 4 and four chains link together, and such reducing motor 2 rotates and bay-lift 4 just can be driven to rise or decline.Bay-lift 4 is provided with multiple Workpiece storage seat 42, the axis of the deep-slotted chip breaker 421 on Workpiece storage seat 42 is collinear, and one piece of workpiece can be placed on the plurality of on Workpiece storage seat 42.
During work, the position of bay-lift 4 can rest on ground floor, the second layer, third layer and interim storage area from below to up respectively.Four angles of bay-lift 4 are also respectively provided with limited roller 43, and bay-lift 4 is in ascending and descending process, and limited roller 43 can roll on main frame 1.
Those skilled in the art will readily understand; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. the load transfer device for large-scale cylindrical workpiece lifting, it is characterized in that: comprise main frame (1), described main frame (1) is provided with the first intermediate rotary shaft (31) and the second intermediate rotary shaft (32) that are parallel to each other, main frame (1) is also provided with the reducing motor (2) that can drive the first intermediate rotary shaft (31) and the second intermediate rotary shaft (32) synchronous rotary, first intermediate rotary shaft (31) and the second intermediate rotary shaft (32) are connected to the first chain-wheel mechanism (33) and the second chain-wheel mechanism (34), the two ends for the bay-lift (4) of storing name part are had to be connected to the first chain-wheel mechanism (33) and the second chain-wheel mechanism (34), bay-lift (4) comprises the bearing (41) on the chain being fixedly connected on the first chain-wheel mechanism (33) and the second chain-wheel mechanism (34), the top of described bearing (41) is provided with multiple Workpiece storage seat (42), the top of each Workpiece storage seat (42) is provided with the deep-slotted chip breaker (421) consistent with cylindrical work external diameter, the axis of all deep-slotted chip breakers (421) is collinear.
2. a kind of load transfer device for large-scale cylindrical workpiece lifting according to claim 1, it is characterized in that: the quantity of described first chain-wheel mechanism (33) and the second chain-wheel mechanism (34) is two, two the first chain-wheel mechanisms (33) are arranged on rectangular four summits with two the second chain-wheel mechanisms (34).
3. a kind of load transfer device for large-scale cylindrical workpiece lifting according to claim 1, it is characterized in that: (2) are provided with output shaft to described reducing motor, this output shaft is through reducing motor (2) and its two ends are connected to drive shaft (21), every root drive shaft (21) is all connected with gear wheel reversing case (3), and described first intermediate rotary shaft (31) and the second intermediate rotary shaft (32) are connected on the output shaft of a gear wheel reversing case (3).
4. a kind of load transfer device for large-scale cylindrical workpiece lifting according to claim 1, it is characterized in that: described main frame (1) is vertically provided with many elongated slots (12), described bay-lift (4) is connected with the limited roller (43) that can carry out moving up and down on main frame (1), described elongated slot (12) is as the movable passageway of limited roller (43).
5. a kind of load transfer device for large-scale cylindrical workpiece lifting according to claim 1, it is characterized in that: the top of described main frame (1) is provided with the breach (13) being convenient to workpiece lifting, the top of main frame (1) is furnished with multiple open and close type bracing or strutting arrangement (5), stagger mutually in the position of open and close type bracing or strutting arrangement (5) and the position of Workpiece storage seat (42), described open and close type bracing or strutting arrangement (5) comprises the workpiece support (51) for depositing cylindrical work, workpiece support (51) comprises the first supporting seat (52) and the second supporting seat (53), first supporting seat (52) and the second supporting seat (53) can be separated from each other and close, first supporting seat (52) drives it to move by the first servomotor (54) and the first ball wire rod mechanism (55), described second supporting seat (53) drives it to move by the second servomotor (56) and the second ball wire rod mechanism (57).
6. a kind of load transfer device for large-scale cylindrical workpiece lifting according to claim 5, it is characterized in that: the top of described main frame (1) is provided with the first line slideway (58) and the second line slideway (59), and described first supporting seat (52) and the second supporting seat (53) are arranged on the first line slideway (58) and the second line slideway (59) respectively.
7. a kind of load transfer device for large-scale cylindrical workpiece lifting according to claim 1, it is characterized in that: also comprise the aisle systems (6) be arranged on main frame (1), described aisle systems (6) comprises retractor device (60), retractor device (60) comprises the cylinder (61) be arranged on main frame (1), the output shaft of described cylinder (61) is provided with the bed board (62) for walking, main frame (1) accepts bed board (62).
8. a kind of load transfer device for large-scale cylindrical workpiece lifting according to claim 7, it is characterized in that: described aisle systems (6) also comprises the stair (63) be arranged on main frame (1), stair (63) are hinged with transition attachment strap (64), transition attachment strap (64) can snap on bed board (62), transition attachment strap (64) is fixed by suspension hook or magnet, and suspension hook or magnet are arranged on main frame (1).
9. a kind of load transfer device for large-scale cylindrical workpiece lifting according to claim 7, it is characterized in that: described bed board (62) is provided with support roller (65), described support roller (65) can in the upper rolling of main frame (1).
10. a kind of load transfer device for large-scale cylindrical workpiece lifting according to claim 7, it is characterized in that: (1) is provided with guide pin bushing to described main frame, the position that described bed board (62) is corresponding to guide pin bushing is provided with guide rod (67), and guide rod (67) is through guide pin bushing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520035457.6U CN204454423U (en) | 2015-01-16 | 2015-01-16 | A kind of load transfer device for large-scale cylindrical workpiece lifting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520035457.6U CN204454423U (en) | 2015-01-16 | 2015-01-16 | A kind of load transfer device for large-scale cylindrical workpiece lifting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204454423U true CN204454423U (en) | 2015-07-08 |
Family
ID=53661338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520035457.6U Withdrawn - After Issue CN204454423U (en) | 2015-01-16 | 2015-01-16 | A kind of load transfer device for large-scale cylindrical workpiece lifting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204454423U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104649181A (en) * | 2015-01-16 | 2015-05-27 | 华中科技大学 | Conveying equipment for lifting of large cylindrical workpiece |
| CN108083198A (en) * | 2018-01-29 | 2018-05-29 | 天津工软科技有限公司 | Using with storing the multi-disc wire bundle working platform automatic position-changing equipment being integrated |
| CN111302260A (en) * | 2020-02-23 | 2020-06-19 | 江苏华腾工业设备安装集团有限公司 | Electromechanical mounting device for factory equipment mounting |
-
2015
- 2015-01-16 CN CN201520035457.6U patent/CN204454423U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104649181A (en) * | 2015-01-16 | 2015-05-27 | 华中科技大学 | Conveying equipment for lifting of large cylindrical workpiece |
| CN108083198A (en) * | 2018-01-29 | 2018-05-29 | 天津工软科技有限公司 | Using with storing the multi-disc wire bundle working platform automatic position-changing equipment being integrated |
| CN108083198B (en) * | 2018-01-29 | 2024-03-29 | 天津工软科技有限公司 | Automatic transposition equipment for multi-piece wire harness workbench integrated with storage |
| CN111302260A (en) * | 2020-02-23 | 2020-06-19 | 江苏华腾工业设备安装集团有限公司 | Electromechanical mounting device for factory equipment mounting |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207046211U (en) | A kind of equipment of plugging into for caching more case materials | |
| CN209127565U (en) | A kind of carton caching machine | |
| CN209871633U (en) | Full-automatic intelligent transfer machine | |
| CN207346777U (en) | The two-way automatic sheet-feeding machine of plate glass | |
| CN204454423U (en) | A kind of load transfer device for large-scale cylindrical workpiece lifting | |
| CN107867523A (en) | A kind of bilateral reach automates national treasury storehouse mechanism | |
| CN204338500U (en) | A kind of cleaning equipment | |
| CN206126027U (en) | Automatic national treasury storage mechanism of two side reachs | |
| CN204110812U (en) | Skid conveying automatic turning-back type equipment | |
| CN105217524A (en) | A kind of lifting mode goods taking device | |
| CN205061477U (en) | Goods device is got to over -and -under type | |
| CN104192554A (en) | Semi-automatic fixed die table PC component production system | |
| CN209024061U (en) | Modified gear and the scalable Omni-mobile hoisting and transport equipment of planer-type | |
| CN104649181A (en) | Conveying equipment for lifting of large cylindrical workpiece | |
| CN203335096U (en) | Duct piece transfer device | |
| CN109179196A (en) | The scalable Omni-mobile hoisting and transport equipment of modified gear, planer-type and transportation resources | |
| CN202348298U (en) | Tunneling and anchoring machine | |
| CN204454422U (en) | A kind of load transfer device for large-scale cylindrical workpiece rotation and lifting | |
| CN210102614U (en) | Classified placement device for warehouse management based on computer data | |
| CN204038558U (en) | The stile feeding device of automatic assembling | |
| CN108946579A (en) | A kind of stereo storage rack rail roadway formula list column piler | |
| CN207258628U (en) | A kind of Self-resetting crane | |
| CN205169668U (en) | Automatic production line of preassembleing of refrigerator | |
| CN204079364U (en) | A kind of novel bilateral chain positive and negative circulating type jacking transferring mechanism | |
| CN107226437A (en) | A kind of anti-cargo elevator collided with |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150708 Effective date of abandoning: 20171114 |
|
| AV01 | Patent right actively abandoned |