CN212486304U - Electric cylinder for prolonging stroke of sliding seat - Google Patents
Electric cylinder for prolonging stroke of sliding seat Download PDFInfo
- Publication number
- CN212486304U CN212486304U CN202021532367.5U CN202021532367U CN212486304U CN 212486304 U CN212486304 U CN 212486304U CN 202021532367 U CN202021532367 U CN 202021532367U CN 212486304 U CN212486304 U CN 212486304U
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- bearing seat
- sliding seat
- main bearing
- seat
- ball nut
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Abstract
The utility model discloses an electric jar of extension sliding seat stroke, including base, main bearing seat, shaft coupling, lead screw, sliding seat, ball nut and subshaft bearing seat, base one end is equipped with the direct motor board, and the direct motor board is connected with main bearing seat, and the shaft coupling is fixed in main bearing seat, and the electric jar both sides are equipped with low rail, the inside motor one end of keeping away from of electric jar is equipped with the rear end cap, the rear end cap is connected with the subshaft bearing seat, and subshaft bearing seat keeps away from rear end cap one end and is equipped with the blotter, the subshaft bearing seat is banked up with the forest through the second and is connected with the one end of lead screw, the other end of lead screw is connected with main bearing seat through first banked up with forest, be equipped with the ball nut on the lead screw, be equipped with the sliding seat on the low rail, it is equipped with first. The utility model discloses simple structure can improve the cylinder body utilization ratio.
Description
Technical Field
The utility model belongs to electricity jar design field, concretely relates to electric jar of extension sliding seat stroke.
Background
The electric cylinder is a modularized product which integrates the servo motor and the screw rod, converts the rotary motion of the servo motor into linear motion, and simultaneously converts the best advantages of the servo motor, namely accurate rotating speed control, accurate revolution control and accurate torque control into accurate speed control, accurate position control and accurate thrust control; realizing a brand new revolutionary product of a high-precision linear motion series. The electric cylinder has the characteristics of low noise, energy conservation, cleanness, high rigidity, impact resistance, super-long service life and simple operation and maintenance.
However, at present, the stroke of most of electric cylinder modules cannot fully utilize the length of an electric cylinder, so that the length of the electric cylinder is very long, the stroke is very short, the space of the whole equipment is wasted, the volume of the equipment is increased by changing phases, and the cost of useless equipment hardware is increased. The movable parts are easy to interfere with each other on some equipment limited by space, and the conditions of movement dead angles, difficult wire arrangement and the like exist.
The problems existing in the prior art are as follows: the utilization ratio of the length of the electric cylinder is too low, and in addition, the space is narrow in some occasions, or the vertical distance on different planes is too short, so that mutual interference is easy to occur, and the device breaks down.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electric jar of extension sliding seat stroke to solve the problem that provides in the above-mentioned technical background.
In order to solve the above problem, the utility model provides a following technical scheme: the utility model provides an electric jar of extension sliding seat stroke, includes base, main bearing seat, shaft coupling, lead screw, sliding seat, ball nut and subshaft bearing seat, its characterized in that:
the direct motor plate is arranged at one end, close to the motor, of the base, the direct motor plate is connected with one end of a main bearing seat, the main bearing seat is in a convex shape, a coupler is fixed inside the main bearing seat on the base through a screw fixing lock nut, the main bearing seat is connected with one end face of a motor pressing plate, a buffer pad is arranged at the other end face of the motor pressing plate, low rails are arranged on two sides of an electric cylinder, a rear end cover is arranged at one end, far away from the motor, inside the electric cylinder, the rear end cover is connected with an auxiliary bearing seat, a buffer pad is arranged at one end, far away from the rear end cover, of the auxiliary bearing seat, the auxiliary bearing seat is connected with one end of a screw rod through a second bearing seat, the other end of the screw rod is connected with the main bearing seat through a first bearing seat, a ball nut is arranged on the screw, the sliding seat other end is equipped with the second recess that matches with ball nut and makes ball nut embedding sliding seat, be equipped with the high rail slider on the sliding seat.
Preferably, one end of the auxiliary bearing seat, which is far away from the rear end cover, is provided with two cushion pads.
Compared with the prior art, the beneficial effects of the utility model are that: the space in the cylinder body can be utilized to the greatest extent, the utilization rate of the length of the electric cylinder is improved, the part cost can be optimized by improving the structures of the sliding seat and the coupling seat, the weight of a product is reduced, and the interference probability in different planes is reduced, so that the wire arrangement is more convenient, and the production efficiency is improved.
Drawings
Fig. 1 is a top view of the present invention;
FIG. 2 is a cross-sectional view taken along the line A-A of the present invention;
in the figure: the device comprises a base 1, a lead screw 3, a low rail 4, a high rail slide block 5, a ball nut 6, a direct motor plate 7, a main bearing seat 8, a sliding seat 9, an auxiliary bearing seat 10, a rear end cover 11, a cushion pad 12, a motor pressing plate 14, a second bearing seat 15, a first bearing seat 16, a coupling 17 and a screw locking nut 18.
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 present application, and it is obvious that the described embodiments are only some, not all, of the embodiments of the present invention. Based on the embodiments of the present invention, other embodiments obtained by those skilled in the art without inventive achievements all belong to the protection scope of the present invention.
As shown in the figure, the utility model provides a technical scheme: an electric cylinder for prolonging the stroke of a sliding seat comprises a base 1, a main bearing seat 8, a coupler 17, a screw rod 3, a sliding seat 9, a ball nut 6 and an auxiliary bearing seat 10, wherein a direct motor plate 7 is arranged at one end, close to a motor, of the base 1, the direct motor plate 7 is connected with one end of the main bearing seat 8, the main bearing seat 8 is in a convex shape, the coupler 17 is fixed inside the main bearing seat 8 on the base 1 through a screw fixing lock nut 18, the main bearing seat 8 is connected with one end face of a motor pressing plate 14, a buffer cushion 12 is arranged at the other end face of the motor pressing plate 14, so that the coupler 17 and the main bearing seat 8 are designed into a whole, low rails 4 are arranged on two sides of the electric cylinder, a rear end cover 11 is arranged at one end, far away from the motor, of the inside of the electric cylinder, the rear end cover 11 is connected with the auxiliary bearing seat, the other end of the screw rod 3 is connected with a main bearing seat 8 through a first bearing 16, a ball nut 6 is arranged on the screw rod 3, and two buffer pads 12 are arranged at one end, far away from a rear end cover 11, of the auxiliary bearing seat 10 and can move towards the rear end cover 11 when the ball nut 6 contacts the auxiliary bearing 10;
the low rail 4 is provided with a sliding seat 9, one end of the sliding seat 9 close to the coupler 17 is provided with a first groove with a size larger than that of the coupler 17, the other end of the sliding seat 9 is provided with a second groove matched with the ball nut 6, so that the ball nut 6 can be embedded into the second groove matched with the sliding seat 9 and the ball nut 6, the moving stroke of the ball nut 6 is increased under the condition that the length of the electric cylinder is unchanged, the sliding seat 9 is provided with a high rail sliding block 5, the other end face of the motor pressing plate 14 is provided with a buffer cushion 12, when the sliding seat 9 moves to one end of the electric cylinder close to the coupler 17, as the size of the first groove on the sliding block 9 is larger than that of the main bearing seat 8, the first groove of the sliding block 9 can penetrate through two sides of the main bearing seat 8, and the stroke of the sliding seat 9 is prolonged under the condition that, and the buffer pad 12 can play a role of buffering when the bottom of the first groove of the sliding seat 9 contacts the motor pressure plate 14.
When the utility model works, the motor is started to drive the screw rod 3 to work, so that the ball nut 6 on the screw rod 3 linearly moves along the screw rod 3, thereby driving the sliding seat 9 to move, the ball nut 6 drives the sliding seat 9 to move to the end, close to the rear end cover 11, of the electric cylinder, when the ball nut 6 moves to the position of the auxiliary bearing seat 10, the buffer cushion 12 plays a buffer role, and then the sliding seat 9 reversely moves; when the sliding seat 9 moves to a position close to one end of the main bearing seat 8, because the size of the first groove on the sliding block 9 is larger than that of the main bearing seat 8, the first groove of the sliding block 9 can penetrate through the two sides of the main bearing seat 8, and the other end of the sliding seat 9 is provided with the second groove matched with the ball nut 6, so that the ball nut 6 can be embedded into the second groove matched with the sliding seat 9 and the ball nut 6, the movement stroke of the ball nut 6 is increased under the condition that the length of the electric cylinder is unchanged, the stroke of the sliding seat 9 is increased, and the first groove at one end of the sliding seat 9 can penetrate through the two sides of the main bearing seat 8, so that the stroke of the sliding seat 9 can be prolonged when the whole length of the electric cylinder is not changed. And the buffer pad 12 can play a role of buffering when the bottom of the first groove of the sliding seat 9 contacts the motor pressing plate 14, and simultaneously the sliding seat 9 will move reversely, thereby realizing the bidirectional linear motion of the sliding seat 9.
Although the present invention has been described in terms of the above embodiments, the inventive concepts are not limited to the embodiments, and any modifications that utilize the inventive concepts will be within the scope of the appended claims.
Claims (2)
1. The utility model provides an electric jar of extension sliding seat stroke, includes base (1), main bearing seat (8), shaft coupling (17), lead screw (3), sliding seat (9), ball nut (6) and vice bearing housing (10), its characterized in that: the direct motor plate (7) is arranged at one end, close to the motor, of the base (1), the direct motor plate (7) is connected with one end of the main bearing seat (8), the main bearing seat (8) is in a convex shape, a coupler (17) is fixed inside the main bearing seat (8) of the base (1) through a screw fixing lock nut (18), the main bearing seat (8) is connected with one end face of the motor pressing plate (14), a cushion pad (12) is arranged on the other end face of the motor pressing plate (14), low rails (4) are arranged on two sides of the electric cylinder, a rear end cover (11) is arranged at one end, far away from the motor, of the inside of the electric cylinder, the rear end cover (11) is connected with the auxiliary bearing seat (10), the cushion pad (12) is arranged at one end, far away from the rear end cover (11), of the auxiliary bearing seat (10) is connected with one end of the lead screw (, the other end of lead screw (3) is connected with main bearing seat (8) through first bearing (16), be equipped with ball nut (6) on lead screw (3), be equipped with sliding seat (9) on low rail (4), sliding seat (9) are close to shaft coupling (17) one end and are equipped with the first recess that is bigger than main bearing seat (8) size, sliding seat (9) other end is equipped with and makes ball nut (6) imbed sliding seat (9) with ball nut (6) matched with second recess, be equipped with high rail slider (5) on sliding seat (9).
2. The electric cylinder for extending the stroke of the sliding seat according to claim 1, wherein: and one end of the auxiliary bearing seat (10) far away from the rear end cover (11) is provided with two cushion pads (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021532367.5U CN212486304U (en) | 2020-07-29 | 2020-07-29 | Electric cylinder for prolonging stroke of sliding seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021532367.5U CN212486304U (en) | 2020-07-29 | 2020-07-29 | Electric cylinder for prolonging stroke of sliding seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212486304U true CN212486304U (en) | 2021-02-05 |
Family
ID=74452595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021532367.5U Active CN212486304U (en) | 2020-07-29 | 2020-07-29 | Electric cylinder for prolonging stroke of sliding seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212486304U (en) |
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2020
- 2020-07-29 CN CN202021532367.5U patent/CN212486304U/en active Active
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