CN207390896U - A kind of lifting and driving screw rod - Google Patents
A kind of lifting and driving screw rod Download PDFInfo
- Publication number
- CN207390896U CN207390896U CN201721355588.8U CN201721355588U CN207390896U CN 207390896 U CN207390896 U CN 207390896U CN 201721355588 U CN201721355588 U CN 201721355588U CN 207390896 U CN207390896 U CN 207390896U
- Authority
- CN
- China
- Prior art keywords
- screw rod
- connecting hole
- mandril
- connector
- lifting
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of lifting and driving screw rods, including screw rod, one end of the screw rod is connected with mounting portion, and mounting portion lower end is flexibly connected with hydraulic cylinder, the hydraulic cylinder top is provided with mandril, connecting hole is provided in the mounting portion, and connecting hole upper portion side wall is equipped with internal thread, the mandril is connected with connecting hole lower part, the screw rod is connected with mandril by connecting hole, the screw rod top is installed with connector, and connector end set has shaft, the shaft is connected with swivel plate, fixed pin is provided between the swivel plate and connector.The lifting and driving screw rod is by setting connector to pass through reduced bore, set shaft and swivel plate that screw rod is fixed, hydraulic stem and mandril carry out lifting and driving to screw rod, it is not smooth in the presence of being driven to solve drive screw, position inaccurate is driven during quick operation and is driven unstable, screw rod installation is insecure, and installation effectiveness is low, causes screw rod transmission process fails the problem of.
Description
Technical field
The utility model is related to screw technique fields, are specially a kind of lifting and driving screw rod.
Background technology
Screw rod outer surface cuts with the cylinder of helicla flute or cuts with the circular cone of Conical Spiral Groove, and screw rod is chiefly used in plastic shaping
Equipment, such as plastic section extruding machine, injection molding machine etc., drive screw in the market is not smooth in the presence of being driven, and quickly transmission is determined during operation
Position is inaccurate and transmission is unstable, and screw rod installation is insecure, and installation effectiveness is low, and screw rod is caused to be asked in transmission process failure etc.
Topic.
Utility model content
The purpose of this utility model is to provide a kind of lifting and driving screw rod, to solve biography mentioned above in the background art
Dynamic screw rod is not smooth in the presence of transmission, and position inaccurate is quickly driven during operation and transmission is unstable, and screw rod installs insecure, installation effect
Rate is low, causes screw rod transmission process fails the problem of.
To achieve the above object, the utility model provides following technical solution：A kind of lifting and driving screw rod, including screw rod,
One end of the screw rod is connected with mounting portion, and mounting portion lower end is flexibly connected with hydraulic cylinder, and the hydraulic cylinder top is provided with
Mandril, is provided with connecting hole in the mounting portion, and connecting hole upper portion side wall is equipped with internal thread, the mandril under connecting hole
Portion connects, and is provided with external screw thread on the screw rod lateral wall, and screw rod is connected by external screw thread with the internal thread on connecting hole, institute
It states screw rod with mandril by connecting hole to be connected, the screw rod top is installed with connector, and connector end set has
Shaft, the shaft are connected with swivel plate, and fixed pin is provided between the swivel plate and connector.
Preferably, the mandril is telescopic rod, and mandril is circular configuration, and it is maximum straight that the mandril diameter is more than screw rod
Footpath.
Preferably, the connecting hole is located at mounting portion center, and connecting hole is circular hole, and the mounting portion is side
Shape column structure.
Preferably, the connector is circular configuration, and connector diameter is gradually reduced away from screw rod side, the connection
It is connected and coincides with screw rod.
Preferably, the shaft rotational angle is 0-90 °, and shaft is arc-shaped, and the rotation direction of the shaft is upper
Lower fold rotates.
Preferably, the swivel plate quantity is four pieces, and rotates board combining structure for cylinder.
Compared with prior art, the beneficial effects of the utility model are：The lifting and driving screw rod is by setting connector to lead to
Reduced bore is crossed, sets shaft and swivel plate that screw rod is fixed, hydraulic stem and mandril carry out lifting and driving to screw rod, solve
Drive screw, which exists, to be driven not smooth, and when quick operation is driven position inaccurate and is driven unstable, and screw rod installation is insecure, peace
Inefficiency is filled, causes screw rod transmission process fails the problem of.The lifting and driving screw rod by set swivel plate and shaft into
Row overturning, makes swivel plate perpendicular to screw rod, and swivel plate is made to be fixed to being formed between screw rod and utensil, and mandril is telescopic rod, mandril
By the mutual cooperation between hydraulic cylinder, screw rod is made, which to carry out lifting and driving, to be made more to stablize, and the apparatus structure is simple, cost performance
It is high.
Description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model swivel plate deployed configuration schematic diagram；
Overlooking the structure diagram is unfolded for the utility model swivel plate in Fig. 3；
Fig. 4 is the utility model installation portion structure schematic diagram.
In figure：1st, screw rod, 2, mounting portion, 3, hydraulic cylinder, 4, mandril, 5, connecting hole, 6, internal thread, 7, external screw thread, 8, even
Fitting, 9, shaft, 10, swivel plate, 11, fixed pin.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of lifting and driving screw rod, including screw rod 1, peace
Dress portion 2, hydraulic cylinder 3, mandril 4, connecting hole 5, internal thread 6, external screw thread 7, connector 8, shaft 9, swivel plate 10 and fixed pin 11,
One end of screw rod 1 is connected with mounting portion 2, and 2 lower end of mounting portion is flexibly connected with hydraulic cylinder 3, and 3 top of hydraulic cylinder is provided with mandril
4, mandril 4 is telescopic rod, and mandril 4 is circular configuration, and 4 diameter of mandril is more than 1 maximum gauge of screw rod, is being risen screw rod 1
It drops in transmission process, stable structure, connecting hole 5 is provided in mounting portion 2, and 5 upper portion side wall of connecting hole is equipped with internal thread 6,
Connecting hole 5 is located at 2 center of mounting portion, and connecting hole 5 is circular hole, and mounting portion 2 is square column structure, mounting structure
Stablize, more conducively screw rod 1 works during transmission, makes transmission smooth, mandril 4 is connected with 5 lower part of connecting hole, 1 lateral wall of screw rod
On be provided with external screw thread 7, and screw rod 1 is connected by external screw thread 7 with the internal thread 6 on connecting hole 5, and screw rod 1 and mandril 4 pass through company
It connects hole 5 to be connected, 1 top of screw rod is installed with connector 8, and 8 end set of connector has shaft 9, and connector 8 is circle
Structure, and 8 diameter of connector is gradually reduced away from 1 side of screw rod, connector 8 is connected with 1 end of screw rod and coincides, installation side
Just, installation effectiveness is promoted, shaft 9 is connected with swivel plate 10, and 9 rotational angle of shaft is 0-90 °, and shaft 9 is arc-shaped, shaft
9 rotation direction rotates for fold up and down, and it is convenient to rotate, and 1 end of screw rod is made to be relatively fixed with utensil, swivel plate 10 and
Fixed pin 11 is provided between connector 8,10 quantity of swivel plate is four pieces, and 10 combining structure of swivel plate is cylinder, is used
It is convenient, it is simple in structure, it is cost-effective.
Operation principle：When using the lifting and driving screw rod, first, the mandril 4 on 3 top of hydraulic stem is stretched into connecting hole 5
Inside, while screw rod 1 by external screw thread 7 with the internal thread 6 on 5 madial wall of connecting hole is connected and is mutually fixed, mandril 4 and connecting hole
5 are connected in mounting portion 2, after installing, screw rod 1 are attached with the utensil for needing to be attached, by 1 end of screw rod
Connector 8 stretch into utensil, the end aperture of connector 8 is gradually reduced, and is installed convenient for rapid alignment, when connector 8
Utensil is passed completely through, swivel plate 10 is turned down by shaft 9, makes swivel plate 10 and screw rod 1 perpendicular, passes through fixed pin 11
It is fixed, 10 extended state of swivel plate stretches into the aperture in utensil more than connector 8 at this time, makes phase between screw rod 1 and utensil
It is fixed to being formed, makes to relatively move between screw rod 1 and utensil subsequently through screw thread rotation, while hydraulic cylinder 3 can be used to upper
The mandril 4 in portion supports, and is shunk mandril 4, while is lifted screw rod 1, and here it is the uses of the lifting and driving screw rod
Process.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, can still modify to the technical solution recorded in foregoing embodiments or to which part technical characteristic into
Row equivalent substitution, within the spirit and principle of the utility model, any modifications, equivalent replacements and improvements are made should all
It is included within the scope of protection of this utility model.
Claims (6)
1. a kind of lifting and driving screw rod, including screw rod (1), it is characterised in that：One end of the screw rod (1) connects with mounting portion (2)
It connects, and mounting portion (2) lower end is flexibly connected with hydraulic cylinder (3), hydraulic cylinder (3) top is provided with mandril (4), the installation
Connecting hole (5) is provided in portion (2), and connecting hole (5) upper portion side wall is equipped with internal thread (6), the mandril (4) and connecting hole
(5) lower part connects, and is provided with external screw thread (7) on screw rod (1) lateral wall, and screw rod (1) passes through external screw thread (7) and connecting hole
(5) internal thread (6) connection on, the screw rod (1) are connected with mandril (4) by connecting hole (5), screw rod (1) top
Connector (8) is installed with, and connector (8) end set has shaft (9), the shaft (9) is connected with swivel plate (10),
Fixed pin (11) is provided between the swivel plate (10) and connector (8).
2. a kind of lifting and driving screw rod according to claim 1, it is characterised in that：The mandril (4) is telescopic rod, and is pushed up
Bar (4) is circular configuration, and mandril (4) diameter is more than screw rod (1) maximum gauge.
3. a kind of lifting and driving screw rod according to claim 1, it is characterised in that：The connecting hole (5) is located at mounting portion
(2) center, and connecting hole (5) is circular hole, the mounting portion (2) is square column structure.
4. a kind of lifting and driving screw rod according to claim 1, it is characterised in that：The connector (8) is circular configuration,
And connector (8) diameter is gradually reduced away from screw rod (1) side, the connector (8) is connected with screw rod (1) end and coincides.
5. a kind of lifting and driving screw rod according to claim 1, it is characterised in that：Shaft (9) rotational angle is 0-
90 °, and shaft (9) is arc-shaped, the rotation direction of the shaft (9) rotates for fold up and down.
6. a kind of lifting and driving screw rod according to claim 1, it is characterised in that：Swivel plate (10) quantity is four
Block, and swivel plate (10) combining structure is cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721355588.8U CN207390896U (en) | 2017-10-20 | 2017-10-20 | A kind of lifting and driving screw rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721355588.8U CN207390896U (en) | 2017-10-20 | 2017-10-20 | A kind of lifting and driving screw rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207390896U true CN207390896U (en) | 2018-05-22 |
Family
ID=62329170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721355588.8U Expired - Fee Related CN207390896U (en) | 2017-10-20 | 2017-10-20 | A kind of lifting and driving screw rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207390896U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110950263A (en) * | 2019-11-26 | 2020-04-03 | 嵊州市新瑞汽车配件厂 | Vehicle portable jack convenient for positioning and supporting |
-
2017
- 2017-10-20 CN CN201721355588.8U patent/CN207390896U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110950263A (en) * | 2019-11-26 | 2020-04-03 | 嵊州市新瑞汽车配件厂 | Vehicle portable jack convenient for positioning and supporting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180522 Termination date: 20181020 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |