CN220830369U - Self-locking ball screw electric cylinder - Google Patents
Self-locking ball screw electric cylinder Download PDFInfo
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- CN220830369U CN220830369U CN202322188838.5U CN202322188838U CN220830369U CN 220830369 U CN220830369 U CN 220830369U CN 202322188838 U CN202322188838 U CN 202322188838U CN 220830369 U CN220830369 U CN 220830369U
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- ball screw
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Abstract
The utility model discloses a self-locking ball screw electric cylinder which comprises a mounting plate, wherein a power box is fixedly arranged at the upper end of the mounting plate, a control motor is fixedly arranged in the power box, a shell is fixedly arranged at the upper end of the power box, a screw body is rotatably arranged in the shell, the lower end of the screw body is fixedly connected with the output end of the control motor, self-locking assemblies are fixedly arranged at the two sides of the lower end of the inner part of the shell, the self-locking assemblies are positioned at the two sides of the screw body, nuts are arranged on the screw body and are in threaded connection with the screw body, a connecting block is fixedly arranged at one side of each nut, and the connecting block is fixedly connected with an external load and is clamped at the output end of the control motor through the screw body.
Description
Technical Field
The utility model particularly relates to a self-locking ball screw electric cylinder, and belongs to the technical field of electric cylinders.
Background
The electric cylinder is a product which is specially used for continuous movement, low to high load and can be circularly used for many times in the service life, the product has extremely high positioning precision and controllability, accurate movement control can be realized under the condition of loading a plurality of kilograms to 50 tons, the electric cylinder has better stability and position precision, so the electric cylinder is widely applied to a mechanical transmission structure, the self-locking function of the existing electric cylinder is mostly realized through the self-locking function of a motor, and the transmission in the electric cylinder is mostly realized through adopting a ball screw mode for transmission, so the screw is not locked, the self-locking capability of the electric cylinder is unstable, and the sliding condition is easy to occur.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art, and provides the self-locking ball screw electric cylinder which is clamped at the output end of the control motor through the screw body, so that the transmission is more accurate, the stability of the electric cylinder is improved, meanwhile, the screw body can be locked through the self-locking assembly, the self-locking firmness of the electric cylinder is improved, the sliding condition is avoided, and the position precision of the electric cylinder is improved.
The self-locking ball screw electric cylinder comprises a mounting plate, wherein a power box is fixedly arranged at the upper end of the mounting plate, a control motor is fixedly arranged in the power box, a shell is fixedly arranged at the upper end of the power box, a screw body is rotatably arranged in the shell, the lower end of the screw body is fixedly connected with the output end of the control motor, self-locking assemblies are fixedly arranged at two sides of the lower end of the interior of the shell, the self-locking assemblies are positioned at two sides of the screw body, a nut is arranged on the screw body and is in threaded connection with the screw body, a connecting block is fixedly arranged at one side of the nut, the connecting block is fixedly connected with an external load, and when the self-locking ball screw electric cylinder is used, the self-locking ball screw electric cylinder is firstly fixed at a using place through the mounting plate, and is opened, and the control motor drives the screw body to rotate, so that the nut can be driven to move in the shell, and the external load can complete linear motion.
Furthermore, in order to fix the utility model at a use place, four corners of the upper end of the mounting plate are provided with mounting holes, fixing bolts are arranged in the mounting holes, and the lower ends of the fixing bolts are fixedly connected with an external use place.
Further, in order to enable the lead screw body rotates in the casing, improves driven efficiency simultaneously, control motor's output fixed mounting has the rotation seat, it is located to rotate the seat the outside upper end of headstock, the draw-in groove has been seted up to the upper end of rotating the seat, the lower extreme of lead screw body is provided with the fixture block, the fixture block joint is in the draw-in groove, the equal fixed mounting in both ends of casing has the rotor plate, the last rotation circular slot that has seted up of rotor plate, the both ends rotation joint of lead screw body is in the rotation circular slot.
Furthermore, in order to lock the screw rod body and improve the self-locking capacity of the utility model, the lower end of the outer part of the screw rod body is uniformly provided with locking grooves, the self-locking assembly comprises a hydraulic telescopic rod, the hydraulic telescopic rod is fixedly arranged on two sides of the lower end of the inner part of the shell, one end of the hydraulic telescopic rod is fixedly provided with an arc locking plate, and one side of the arc locking plate is uniformly provided with locking blocks.
Furthermore, in order to convert the circular motion into the linear motion, a chute is formed in one side of the shell, and the connecting block is slidably mounted in the chute.
The utility model has the technical effects and advantages that: the screw rod body is clamped at the output end of the control motor, so that the transmission is more accurate, the stability of the electric cylinder is improved, the screw rod body can be locked through the self-locking assembly, the firmness of the electric cylinder during self-locking is improved, the sliding condition is avoided, and the position accuracy of the electric cylinder is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a half cross-sectional view of the overall structure of the present utility model;
FIG. 3 is a half cross-sectional view of a rotating plate according to the present utility model;
FIG. 4 is a half cross-sectional view of the mounting plate and power case of the present utility model;
FIG. 5 is a schematic view of the structure of the screw body according to the present utility model;
FIG. 6 is a schematic view of a self-locking assembly according to the present utility model;
In the figure: 1. a mounting plate; 2. a power box; 3. controlling a motor; 4. a housing; 5. a screw body; 6. a self-locking assembly; 601. a hydraulic telescopic rod; 602. an arc locking plate; 603. a locking piece; 7. a nut; 8. a connecting block; 9. a fixing bolt; 10. a rotating seat; 11. a clamping groove; 12. a clamping block; 13. a rotating plate; 14. a locking groove; 15. and a sliding groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, a self-locking ball screw electric cylinder comprises a mounting plate 1, wherein a power box 2 is fixedly arranged at the upper end of the mounting plate 1, a control motor 3 is fixedly arranged in the power box 2, a shell 4 is fixedly arranged at the upper end of the power box 2, a screw body 5 is rotatably arranged in the shell 4, the lower end of the screw body 5 is fixedly connected with the output end of the control motor 3, self-locking components 6 are fixedly arranged at two sides of the lower end of the shell 4, the self-locking components 6 are positioned at two sides of the screw body 5, a nut 7 is arranged on the screw body 5, the nut 7 is in threaded connection with the screw body 5, a connecting block 8 is fixedly arranged at one side of the nut 7, the connecting block 8 is fixedly connected with an external load, and when the self-locking ball screw electric cylinder is used, the self-locking device is fixed at a use place through the mounting plate 1, the control motor 3 is opened, the control motor 3 drives the screw body 5 to rotate, so that the nut 7 can be driven to move in the shell 4, the external load can complete linear motion, and the self-locking components 6 can lock the screw body 5, and the self-locking stability can be improved.
The four corners of the upper end of the mounting plate 1 are provided with mounting holes, fixing bolts 9 are arranged in the mounting holes, the lower ends of the fixing bolts 9 are fixedly connected with external use places, and when in use, the utility model is firstly placed at the use places and then is fixed through the fixing bolts 9.
The output end fixed mounting of control motor 3 has rotation seat 10, rotates the outside upper end that seat 10 is located power box 2, rotates the upper end of seat 10 and has seted up draw-in groove 11, and the lower extreme of lead screw body 5 is provided with fixture block 12, and fixture block 12 joint is in draw-in groove 11, and the equal fixed mounting in both ends of casing 4 has rotation board 13, has seted up the rotation circular slot on the rotation board 13, and the both ends rotation joint of lead screw body 5 is in the rotation circular slot, and when using, control motor 3 drives rotation seat 10 to can drive lead screw body 5 rotation on rotation board 13.
Install nut 7 on the lead screw body 5, nut 7 and lead screw body 5 threaded connection, one side fixed mounting of nut 7 has connecting block 8, connecting block 8 and external load fixed connection, spout 15 has been seted up to one side of casing 4, connecting block 8 slidable mounting is in spout 15, when using, and lead screw body 5 rotation can drive nut 7 at the inside removal of casing 4 to can drive external load reciprocates, with the circular motion of control motor 3 into rectilinear motion.
The locking groove 14 has evenly been seted up to the outside lower extreme of lead screw body 5, auto-lock subassembly 6 includes hydraulic telescoping rod 601, hydraulic telescoping rod 601 fixed mounting is in the inside lower extreme both sides of casing 4, the one end fixed mounting of hydraulic telescoping rod 601 has arc locking plate 602, one side of arc locking plate 602 evenly is provided with locking piece 603, when the use, when needs auto-lock, open hydraulic telescoping rod 601, hydraulic telescoping rod 601 drives arc locking plate 602 and removes for locking piece 603 joint is in locking groove 14, thereby can lock lead screw body 5, accomplish the operation of auto-lock.
When the utility model is used, firstly, the utility model is placed at a use place, then the utility model is fixed through the fixing bolt 9, the four corners of the upper end of the mounting plate 1 are provided with mounting holes, the fixing bolt 9 is arranged in the mounting holes, the control motor 3 drives the rotating seat 10 to rotate, thereby driving the screw rod body 5 to rotate on the rotating plate 13, the output end of the control motor 3 is fixedly provided with the rotating seat 10, the rotating seat 10 is positioned at the upper end of the outside of the power box 2, the upper end of the rotating seat 10 is provided with a clamping groove 11, the lower end of the screw rod body 5 is provided with a clamping block 12, the clamping block 12 is clamped in the clamping groove 11, the two ends of the shell 4 are fixedly provided with the rotating plate 13, the rotating plate 13 is provided with a rotating round groove, the both ends rotation joint of lead screw body 5 are in rotating the circular slot, lead screw body 5 rotates and can drive nut 7 and remove in casing 4 inside, thereby can drive external load and reciprocate, turn into rectilinear motion with the circular motion of control motor 3, install nut 7 on the lead screw body 5, nut 7 and lead screw body 5 threaded connection, one side fixed mounting of nut 7 has connecting block 8, connecting block 8 and external load fixed connection, spout 15 has been seted up to one side of casing 4, connecting block 8 slidable mounting is in spout 15, when needs auto-lock, open hydraulic telescoping rod 601, hydraulic telescoping rod 601 drives arc locking plate 602 and removes, make locking piece 603 joint in locked groove 14, thereby can lock lead screw body 5, accomplish the operation of auto-lock.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
1. The utility model provides a but self-locking ball screw electric cylinder, includes mounting panel (1), its characterized in that: the utility model discloses a motor control device for a motor vehicle, including mounting panel (1), mounting panel, nut (7) are installed in the upper end fixed mounting of mounting panel (1), control motor (3) are installed in the upper end fixed mounting of power case (2), the inside rotation of housing (4) is installed lead screw body (5), the lower extreme of lead screw body (5) with the output fixed connection of control motor (3), the equal fixed mounting in inside lower extreme both sides of housing (4) has auto-lock subassembly (6), auto-lock subassembly (6) are located the both sides of lead screw body (5), install nut (7) on lead screw body (5), nut (7) with lead screw body (5) threaded connection, one side fixed mounting of nut (7) has connecting block (8), connecting block (8) and external load fixed connection.
2. A self-locking ball screw electric cylinder as defined in claim 1, wherein: mounting holes are formed in four corners of the upper end of the mounting plate (1), fixing bolts (9) are mounted in the mounting holes, and the lower ends of the fixing bolts (9) are fixedly connected with an external use place.
3. A self-locking ball screw electric cylinder as defined in claim 1, wherein: the rotary seat (10) is fixedly arranged at the output end of the control motor (3), the rotary seat (10) is positioned at the upper end of the outside of the power box (2), and a clamping groove (11) is formed in the upper end of the rotary seat (10).
4. A self-locking ball screw electric cylinder as claimed in claim 3, wherein: the lower extreme of lead screw body (5) is provided with fixture block (12), fixture block (12) joint is in draw-in groove (11).
5. A self-locking ball screw electric cylinder as defined in claim 1, wherein: the two ends of the shell (4) are fixedly provided with rotating plates (13), the rotating plates (13) are provided with rotating circular grooves, and the two ends of the screw rod body (5) are rotationally clamped in the rotating circular grooves.
6. A self-locking ball screw electric cylinder as defined in claim 1, wherein: the screw rod is characterized in that locking grooves (14) are uniformly formed in the lower end of the outer portion of the screw rod body (5), the self-locking assembly (6) comprises a hydraulic telescopic rod (601), and the hydraulic telescopic rod (601) is fixedly installed on two sides of the lower end of the inner portion of the shell (4).
7. A self-locking ball screw electric cylinder as defined in claim 6, wherein: one end of the hydraulic telescopic rod (601) is fixedly provided with an arc-shaped locking plate (602), and one side of the arc-shaped locking plate (602) is uniformly provided with a locking block (603).
8. A self-locking ball screw electric cylinder as defined in claim 1, wherein: a sliding groove (15) is formed in one side of the shell (4), and the connecting block (8) is slidably mounted in the sliding groove (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322188838.5U CN220830369U (en) | 2023-08-15 | 2023-08-15 | Self-locking ball screw electric cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322188838.5U CN220830369U (en) | 2023-08-15 | 2023-08-15 | Self-locking ball screw electric cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220830369U true CN220830369U (en) | 2024-04-23 |
Family
ID=90725129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322188838.5U Active CN220830369U (en) | 2023-08-15 | 2023-08-15 | Self-locking ball screw electric cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220830369U (en) |
-
2023
- 2023-08-15 CN CN202322188838.5U patent/CN220830369U/en active Active
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