CN210686893U - Electric linear push rod mechanism based on lead screw transmission technology - Google Patents
Electric linear push rod mechanism based on lead screw transmission technology Download PDFInfo
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- CN210686893U CN210686893U CN201921110133.9U CN201921110133U CN210686893U CN 210686893 U CN210686893 U CN 210686893U CN 201921110133 U CN201921110133 U CN 201921110133U CN 210686893 U CN210686893 U CN 210686893U
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- lead screw
- belt pulley
- push rod
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- screw
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Abstract
The utility model discloses an electronic linear push rod mechanism based on lead screw transmission technique, including driving motor, a pedestal, first belt pulley, the belt, the installation bearing, the lead screw, the push rod head, and a housing, the through-hole, hold empty storehouse, second belt pulley and screw nut, utilize driving motor to rotate and then drive first belt pulley and rotate, further drive second belt pulley and rotate, further drive screw nut rotates again, thereby make the lead screw do front and back linear motion, it is used for restricting the lead screw to set up the second base, thereby avoid the lead screw to follow screw nut and rotate, it is used for accomodating the lead screw that moves backward to set up to hold empty storehouse, it is rotatory only to have screw nut as driving motor's direct load when driving part is reciprocating motion, screw nut and screw contact point and driving motor's distance keeps unchangeable, transmission efficiency obtains guaranteeing, but this moment lead screw one end is as the drive point lug connection need driven part to be reciprocating motion when not worry not moving by the lead screw influence .
Description
Technical Field
The utility model relates to a linear push rod mechanism specifically is an electronic linear push rod mechanism based on lead screw transmission technique.
Background
The common method of screw transmission is that a motor drives a screw to rotate to drive a screw nut to do linear motion along the radial direction of the screw, the nut does not rotate, the whole screw is used as the load of the motor, and the space occupied by the screw is larger and larger along with the increase of the required linear stroke and is fixed with the position of the motor; when the motor drives the screw rod to push the screw rod nut, the distance between the contact point and the motor is changed continuously, so that the transmission efficiency is influenced; the screw nut serving as a transmission point moves at two ends of the screw, and is in a state of surrounding the screw, so that the screw nut is difficult to be directly connected with a part to be driven, no lateral force is generated, a sliding rail and other connecting pieces need to be connected, a large amount of space is wasted, the application limitation is large, the screw nut is only suitable for clamp-type equipment of a machine tool, the structure is unreasonable, and the design is not optimized.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electronic sharp push rod mechanism based on lead screw transmission technique to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an electric linear push rod mechanism based on a lead screw transmission technology comprises a first base, wherein a driving motor is installed on one side of the first base, an output shaft of the driving motor transversely penetrates through the first base and is provided with a first belt pulley, a second belt pulley is rotatably installed on one side of the first base and is positioned right below the first belt pulley, the first belt pulley is connected with the second belt pulley through a belt, a lead screw nut is installed on the second belt pulley, the lead screw nut is sleeved on the outer side of a lead screw and is in threaded connection with the lead screw, a bearing inner ring seat is installed on the lead screw nut through a bolt, a bearing is sleeved on the outer side of the bearing inner ring seat, an installation bearing is installed on the outer side of the installation bearing, a shell is sleeved on the outer side of the installation bearing, the first belt pulley and the second belt pulley and is installed on one side of the first base through a bolt, a position, which is positioned right, the push rod head is installed to the one end of lead screw, offers the through-hole that is used for the horizontal pole to pass on the push rod head, and the horizontal pole passes through the through-hole horizontal direction and passes push rod head and fixed mounting inboard at the through-hole, and a second base is installed respectively at the both ends of horizontal pole.
As a further aspect of the present invention: the radius of the second belt pulley is larger than that of the first belt pulley.
As a further aspect of the present invention: the shell is provided with a through hole for the lead screw to extend out.
As a further aspect of the present invention: the accommodating empty bin is a cylindrical barrel with one open end.
As a further aspect of the present invention: the accommodating empty bin is transversely arranged and one end of the opening is opposite to one end of the screw rod.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model has more reasonable structure and more optimized design;
1. the driving motor is used for rotating to drive the first belt pulley to rotate, further drive the second belt pulley to rotate, and further drive the screw rod nut to rotate, so that the screw rod moves linearly back and forth;
2. set up the second base and be used for restricting the lead screw to avoid the lead screw to follow lead screw nut and rotate, set up and hold the empty storehouse and be used for accomodating the lead screw that moves back, it is rotatory only as driving motor's direct load that lead screw nut is when reciprocating motion is to the drive part, lead screw nut and lead screw contact point keep unchangeable with driving motor's distance, transmission efficiency obtains guaranteeing, but lead screw one end is the reciprocating motion that the drive point lug connection needs the driven part this moment and is influenced by the lead screw when not worrying about the motion.
Drawings
Fig. 1 is a schematic diagram of an internal structure of an electric linear push rod mechanism based on a lead screw transmission technology.
Fig. 2 is an exploded view of an electric linear push rod mechanism based on a lead screw transmission technology.
Fig. 3 is an overall front side appearance schematic diagram of an electric linear push rod mechanism based on a lead screw transmission technology.
Fig. 4 is a schematic view of the overall rear side appearance of the electric linear push rod mechanism based on the lead screw transmission technology.
Fig. 5 is a schematic view of the rotation limitation of the pusher head in the electric linear pusher mechanism based on the lead screw transmission technology.
Shown in the figure: the device comprises a driving motor 1, a base 2, a first belt pulley 3, a belt 4, a mounting bearing 5, a lead screw 6, a push rod head 7, a shell 8, a through hole 9, a containing empty bin 10, a second belt pulley 11, a lead screw nut 12, a bearing inner ring seat 13, a cross rod 14 and a second base 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 5, in an embodiment of the present invention, an electric linear push rod mechanism based on a lead screw transmission technology includes a driving motor 1, a first base 2, a first belt pulley 3, a belt 4, a mounting bearing 5, a lead screw 6, a push rod head 7, a housing 8, a through hole 9, a receiving empty bin 10, a second belt pulley 11, a lead screw nut 12, a bearing inner ring seat 13, a cross bar 14, and a second base 15, wherein the driving motor 1 is installed on one side of the first base 2, an output shaft of the driving motor 1 transversely penetrates through the first base 2 and is installed with the first belt pulley 3, the second belt pulley 11 is rotatably installed at a position right below the first belt pulley 3 on one side of the first base 2, a radius of the second belt pulley 11 is larger than a radius of the first belt pulley 3, the first belt pulley 3 is connected with the second belt pulley 11 through the belt 4, the lead screw nut 12 is installed on the second belt pulley 11, the screw nut 12 is sleeved on the outer side of the screw 6 and is in threaded connection with the screw 6, the screw nut 12 is provided with a bearing inner ring seat 13 through a bolt, the bearing inner ring seat 13 is sleeved on the outer side of the screw 6, the outer side of the bearing inner ring seat 13 is provided with a mounting bearing 5, the outer ring of the mounting bearing 5 is provided with a shell 8, the shell 8 is sleeved on the outer sides of the mounting bearing 5, the first belt pulley 3 and the second belt pulley 11 and is mounted on one side of the first base 2 through a bolt, the shell 8 is provided with a through hole for extending the screw 6, one side of the first base 2 is provided with a containing empty bin 10 at a position right below the driving motor 1, the containing empty bin 10 is a cylindrical barrel with an opening at one end, the containing empty bin 10 is transversely arranged and has an opening end opposite to one end of the screw 6, the other end of the screw 6 is provided with a push rod head 7, the push rod head, a second base 15 is mounted to each end of the cross bar 14.
The utility model discloses a theory of operation is:
when the parts are required to be driven to do reciprocating motion, the parts are firstly fixedly arranged on the push rod head 7, the first belt pulley 3 is driven to rotate by utilizing the rotation of the driving motor 1, the second belt pulley 11 is further driven to rotate, the screw nut 12 is further driven to rotate, thereby make lead screw 6 do linear motion from beginning to end, set up second base 15 and be used for restricting lead screw 6, thereby avoid lead screw 6 to follow screw nut 12 and rotate, it is used for accomodating the lead screw 6 that moves backwards to set up and hold empty storehouse 10, it is rotatory only as the direct load of driving motor 1 that screw nut 12 is when the drive part is reciprocating motion, screw nut 12 keeps unchangeable with the distance of lead screw 6 contact point and driving motor 1, transmission efficiency obtains guaranteeing, but the part that lead screw 6 one end was regarded as the driving point lug connection needs the drive at this moment is reciprocating motion not influenced by lead screw 5 when worrying about the motion.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides an electronic straight line push rod mechanism based on lead screw transmission technique, includes first base (2), its characterized in that: drive motor (1) is installed to first base (2) one side, the output shaft of drive motor (1) transversely runs through first base (2) and installs first belt pulley (3), position that first base (2) one side is located under first belt pulley (3) is rotated and is installed second belt pulley (11), first belt pulley (3) and second belt pulley (11) are connected through belt (4), install screw nut (12) on second belt pulley (11), screw nut (12) cover is established in the lead screw (6) outside and with lead screw (6) threaded connection, install bearing inner race seat (13) through the bolt on screw nut (12), bearing inner race seat (13) cover is established in the lead screw (6) outside, install mounting bearing (5) in the bearing inner race seat (13) outside, install shell (8) in mounting bearing (5) outer lane, shell (8) cover is established mounting bearing (5), First belt pulley (3) and second belt pulley (11) outside and through the bolt mounting in first base (2) one side, first base (2) one side is located the position under driving motor (1) and is installed and hold empty storehouse (10), putter head (7) are installed to the one end of lead screw (6), set up the through-hole that is used for horizontal pole (14) traversing on putter head (7), horizontal pole (14) traverse through the through-hole and pass putter head (7) and fixed mounting inboard at the through-hole, a second base (15) is installed respectively at the both ends of horizontal pole (14).
2. The electric linear push rod mechanism based on the lead screw transmission technology is characterized in that: the radius of the second belt pulley (11) is larger than that of the first belt pulley (3).
3. The electric linear push rod mechanism based on the lead screw transmission technology is characterized in that: the shell (8) is provided with a through hole for the lead screw (6) to extend out.
4. The electric linear push rod mechanism based on the lead screw transmission technology is characterized in that: the accommodating empty bin (10) is a cylindrical barrel with one open end.
5. The electric linear push rod mechanism based on the lead screw transmission technology according to claim 1 or 4, characterized in that: the accommodating empty bin (10) is transversely arranged and one end of the opening is opposite to one end of the screw rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921110133.9U CN210686893U (en) | 2019-07-15 | 2019-07-15 | Electric linear push rod mechanism based on lead screw transmission technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921110133.9U CN210686893U (en) | 2019-07-15 | 2019-07-15 | Electric linear push rod mechanism based on lead screw transmission technology |
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| Publication Number | Publication Date |
|---|---|
| CN210686893U true CN210686893U (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921110133.9U Active CN210686893U (en) | 2019-07-15 | 2019-07-15 | Electric linear push rod mechanism based on lead screw transmission technology |
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| CN (1) | CN210686893U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202909A (en) * | 2021-05-08 | 2021-08-03 | 丽水市杰祥科技有限公司 | Side connection mechanism for linear module |
-
2019
- 2019-07-15 CN CN201921110133.9U patent/CN210686893U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202909A (en) * | 2021-05-08 | 2021-08-03 | 丽水市杰祥科技有限公司 | Side connection mechanism for linear module |
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