CN203486841U - Large working platform lifting device - Google Patents

Large working platform lifting device Download PDF

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Publication number
CN203486841U
CN203486841U CN201320530745.XU CN201320530745U CN203486841U CN 203486841 U CN203486841 U CN 203486841U CN 201320530745 U CN201320530745 U CN 201320530745U CN 203486841 U CN203486841 U CN 203486841U
Authority
CN
China
Prior art keywords
lifting
synchronous
worm
workplatform
screw
Prior art date
Application number
CN201320530745.XU
Other languages
Chinese (zh)
Inventor
王玉宽
李海元
王卫强
黄胜利
Original Assignee
潍坊市华玉塑料机械有限公司
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Application filed by 潍坊市华玉塑料机械有限公司 filed Critical 潍坊市华玉塑料机械有限公司
Priority to CN201320530745.XU priority Critical patent/CN203486841U/en
Application granted granted Critical
Publication of CN203486841U publication Critical patent/CN203486841U/en

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Abstract

The utility model discloses a large working platform lifting device which comprises a machine frame arranged under a working platform. Four lifting machines are installed between the machine frame and the working platform. Lifting synchronizers are connected among the lifting machines and connected with lifting drive devices. When the height of the working platform is required to be adjusted, the lifting drive devices are started, the lifting machines perform working and lifting synchronously under the effects of the lifting synchronizers, and the working platform is kept to be always in a horizontal state. The large working platform lifting device is simple in structure, convenient to operate and capable of achieving accurate synchronous lifting.

Description

Large-scale workbench lifting device
Technical field
The utility model relates to a kind of plastic container forming machine equipment, relates in particular to a kind of large-scale workplatform control apparatus.
Background technology
For easy to use, the main equipments such as plastic container forming machine need to be placed on large-scale workplatform and use, take plastic container forming machine as example, the plastic container of moulding different model need the large-scale workplatform of differing heights, because building of workplatform is very labor intensive and the work in man-hour, and the workplatform of building multiple differing heights can take too many space, build cost also very high, in order to address this problem, there is liftable workplatform, between workplatform and frame, jacking system is set, there is the problem of complex structure and lifting poor synchronization in lifting working platform of the prior art, in lifting process, easily cause the inclination of workplatform, equipment on workplatform is caused damage.
Utility model content
Technical problem to be solved in the utility model is to provide the large-scale workbench lifting device that a kind of synchronism is good and simple in structure.
For solving the problems of the technologies described above, the technical solution of the utility model is: large-scale workbench lifting device, comprise the frame that is arranged on workplatform below, and four elevators are installed between described frame and described workplatform; Between described elevator, be connected with lifting synchronous device, described lifting synchronous device is connected with lifting drive.
As a kind of preferred technical scheme, described elevator comprises lifting casing, in described lifting casing, the leading screw that top is fixedly connected with workplatform is installed, on described leading screw, be set with worm gear, be provided with the screw thread coordinating with leading screw in described worm gear, described worm gear and lifting casing are rotationally connected, described lifting casing is fixedly connected with described frame, described worm drive is connected with worm screw, and described worm screw and described frame are rotationally connected, and described worm screw and described lifting synchronous device are in transmission connection.
As a kind of preferred technical scheme, between described worm gear and described elevator shell, rolling bearing is installed, between described worm screw and described elevator shell, rolling bearing is also installed.
As a kind of preferred technical scheme, described lifting synchronous device comprises four synchronous sprocket wheel that are arranged on respectively on described worm screw, between described workplatform homonymy and two described synchronous sprocket wheel being set up in parallel, be connected with synchronization chain, between two adjacent worm screws of described workplatform one side and central axes, synchronous connecting shaft be installed.
As a kind of preferred technical scheme, described lifting drive comprises drive motor, the clutch end of described drive motor is connected with reductor, the clutch end of described reductor is provided with sprocket for main drive, on described synchronous connecting shaft, be installed with from driving chain wheel described sprocket for main drive and be describedly connected with driving chain between driving chain wheel.
As a kind of preferred technical scheme, described synchronous connecting shaft and two adjacent described worm screws are in transmission connection by adapter sleeve.
Owing to having adopted technique scheme, large-scale workbench lifting device, comprises the frame that is arranged on workplatform below, and four elevators are installed between described frame and described workplatform; Between described elevator, be connected with lifting synchronous device, described lifting synchronous device is connected with lifting drive; In the time need to regulating the height of workplatform, start lifting drive, under the effect of lifting synchronous device, four elevator synchronous workings, lifting simultaneously, keeps workplatform all the time in horizontality; The utility model is simple in structure, easy to operate, can realize synchronization lifting accurately.
Accompanying drawing explanation
The following drawings is only intended to the utility model to schematically illustrate and explain, does not limit scope of the present utility model.Wherein:
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 be in Fig. 1 A-A to cutaway view;
Fig. 3 be in Fig. 2 B-B to cutaway view;
In figure: 1-frame; 21-leading screw; 22-worm gear; 23-worm screw; 24-elevator shell; 31-synchronous sprocket wheel; 32-synchronization chain; 33-synchronous connecting shaft; 34-adapter sleeve; 41-drive motor; 42-reductor; 43-sprocket for main drive; 44-is from driving chain wheel; 45-driving chain.
The specific embodiment
Below in conjunction with drawings and Examples, further set forth the utility model.In the following detailed description, only by the mode of explanation, some one exemplary embodiment of the present utility model has been described.Undoubtedly, those of ordinary skill in the art can recognize, in the situation that not departing from spirit and scope of the present utility model, can to described embodiment, revise by various mode.Therefore, accompanying drawing is illustrative with being described in essence, rather than for limiting the protection domain of claim.
As depicted in figs. 1 and 2, large-scale workbench lifting device, comprise the frame 1 that is arranged on workplatform below, four elevators are installed between described frame 1 and described workplatform, described elevator comprises lifting casing 24, the leading screw 21 that top is fixedly connected with workplatform is installed on described lifting casing 24, on described leading screw 21, be set with worm gear 22, in described worm gear 22, be provided with the screw thread coordinating with leading screw 21, described worm gear 22 is rotationally connected with elevator shell 24, between described worm gear 22 and described elevator shell 24, rolling bearing is installed, described worm gear 22 is connected with worm screw 23, as shown in Figure 3, described worm screw 23 is rotationally connected with described elevator shell 24, between described worm screw 23 and described elevator shell 24, rolling bearing is also installed, between four described worm screws 23, be connected with lifting synchronous device, described lifting synchronous device comprises four synchronous sprocket wheel 31 that are arranged on respectively on described worm screw 23, between described workplatform homonymy and two described synchronous sprocket wheel 31 being set up in parallel, be connected with synchronization chain 32, between two adjacent worm screws 23 of described workplatform one side and central axes, synchronous connecting shaft 33 is installed, described synchronous connecting shaft 33 and two adjacent described worm screws 23 are in transmission connection by adapter sleeve 34, adapter sleeve 34 and synchronous connecting shaft 33, worm screw 23 all adopts flat key to connect, described synchronous connecting shaft 33 is connected with lifting drive, described lifting drive comprises drive motor 41, the clutch end of described drive motor 41 is connected with reductor 42, the clutch end of described reductor 42 is provided with sprocket for main drive 43, on described synchronous connecting shaft 33, be installed with from driving chain wheel 44 described sprocket for main drive 43 and be describedly connected with driving chain 45 between driving chain wheel 44.
In the time need to regulating the height of workplatform, start drive motor 41, power passes to sprocket for main drive 43 by reductor 42, sprocket for main drive 43 is driven from driving chain wheel 44 and is rotated by driving chain 45, from driving chain wheel 44, drive synchronous connecting shaft 33 to rotate, synchronous connecting shaft 33 drives two worm screws 23 that are attached thereto to rotate, on the worm screw 23 of simultaneously rotating, synchronous sprocket wheel 31 drives two outer two worm screws 23 to rotate by synchronization chain 32, realizing four worm screws 23 synchronously rotates, every worm screw 23 drives the worm gear 22 being in transmission connection with it to rotate, because leading screw 21 is fixedly connected with workplatform, under the driving of worm gear 22, drive on leading screw 21 and move or move down, the moving direction of leading screw 21 is relevant with the hand of rotation of worm gear 22, four rhizoid thick sticks 21 move or move down simultaneously, keep workplatform all the time in horizontality, the utility model is simple in structure, easy to operate, can realize synchronization lifting accurately.
Description of the present utility model provides for example with for the purpose of describing, and is not exhaustively or by the utility model to be limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Selecting and describing embodiment is for better explanation principle of the present utility model and practical application, thereby and makes those of ordinary skill in the art can understand the various embodiment with various modifications that the utility model design is suitable for special-purpose.

Claims (4)

1. large-scale workbench lifting device, is characterized in that: comprise the frame that is arranged on workplatform below, four elevators are installed between described frame and described workplatform; Between described elevator, be connected with lifting synchronous device, described lifting synchronous device is connected with lifting drive;
Described elevator comprises lifting casing, in described lifting casing, the leading screw that top is fixedly connected with workplatform is installed, on described leading screw, be set with worm gear, in described worm gear, be provided with the screw thread coordinating with leading screw, described worm gear and lifting casing are rotationally connected, and described lifting casing is fixedly connected with described frame, and described worm drive is connected with worm screw, described worm screw and described frame are rotationally connected, and described worm screw and described lifting synchronous device are in transmission connection;
Described lifting synchronous device comprises four synchronous sprocket wheel that are arranged on respectively on described worm screw, between described workplatform homonymy and two described synchronous sprocket wheel being set up in parallel, be connected with synchronization chain, between two adjacent worm screws of described workplatform one side and central axes, synchronous connecting shaft be installed.
2. large-scale workbench lifting device as claimed in claim 1, is characterized in that: between described worm gear and described elevator shell, rolling bearing is installed, between described worm screw and described elevator shell, rolling bearing is also installed.
3. large-scale workbench lifting device as claimed in claim 1, it is characterized in that: described lifting drive comprises drive motor, the clutch end of described drive motor is connected with reductor, the clutch end of described reductor is provided with sprocket for main drive, on described synchronous connecting shaft, be installed with from driving chain wheel described sprocket for main drive and be describedly connected with driving chain between driving chain wheel.
4. the large-scale workbench lifting device as described in claim 1 or 3, is characterized in that: described synchronous connecting shaft and two adjacent described worm screws are in transmission connection by adapter sleeve.
CN201320530745.XU 2013-08-28 2013-08-28 Large working platform lifting device CN203486841U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320530745.XU CN203486841U (en) 2013-08-28 2013-08-28 Large working platform lifting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320530745.XU CN203486841U (en) 2013-08-28 2013-08-28 Large working platform lifting device

Publications (1)

Publication Number Publication Date
CN203486841U true CN203486841U (en) 2014-03-19

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CN201320530745.XU CN203486841U (en) 2013-08-28 2013-08-28 Large working platform lifting device

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104149209A (en) * 2014-08-07 2014-11-19 袁子科 Stone cutting machine
CN105152050A (en) * 2015-09-11 2015-12-16 方新刚 Shock-absorbing large construction stone lifting device
CN105152049A (en) * 2015-09-11 2015-12-16 夏雨 Construction engineering lifting device powered by solar energy and provided with LED lamp
CN106586894A (en) * 2017-02-22 2017-04-26 吴爱兵 Office table position regulating robot
CN106586893A (en) * 2017-02-22 2017-04-26 吴爱兵 Office tale position adjusting device

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104149209A (en) * 2014-08-07 2014-11-19 袁子科 Stone cutting machine
CN105152050A (en) * 2015-09-11 2015-12-16 方新刚 Shock-absorbing large construction stone lifting device
CN105152049A (en) * 2015-09-11 2015-12-16 夏雨 Construction engineering lifting device powered by solar energy and provided with LED lamp
CN106586894A (en) * 2017-02-22 2017-04-26 吴爱兵 Office table position regulating robot
CN106586893A (en) * 2017-02-22 2017-04-26 吴爱兵 Office tale position adjusting device
CN106586893B (en) * 2017-02-22 2018-08-28 蒙城县信德木业有限公司 A kind of desk position regulator
CN106586894B (en) * 2017-02-22 2018-08-28 蒙城县信德木业有限公司 A kind of desk position adjustment robot

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