CN211967574U - Arm type stretching brake device - Google Patents
Arm type stretching brake device Download PDFInfo
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- CN211967574U CN211967574U CN202020381042.5U CN202020381042U CN211967574U CN 211967574 U CN211967574 U CN 211967574U CN 202020381042 U CN202020381042 U CN 202020381042U CN 211967574 U CN211967574 U CN 211967574U
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- arm
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- lateral wall
- gear
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Abstract
The utility model discloses a tensile arresting gear of arm formula, which comprises a mounting bas, the upper end lateral wall of mount pad is equipped with the rocking arm, the one end that the mount pad was kept away from to the rocking arm is rotated through the pivot and is connected with the swing arm, set up the installation cavity in the swing arm, fixed cover is equipped with the gear in the pivot, the inner wall fixedly connected with driving motor of installation cavity, driving motor's output shaft fixedly connected with ball, fixedly connected with screw on the ball, the lateral wall fixedly connected with gag lever post of installation cavity, the gag lever post runs through the screw, the lateral wall fixedly connected with support of screw, the lateral wall fixedly connected with movable rod of screw is kept away from to the support, the one end fixedly connected with of support and the ring gear matching are kept away from to the movable rod. The utility model discloses can utilize driving motor to drive ball and rotate, and then make ring gear and gear joint together steadily, it is effectual to the fixed of swing arm and rocking arm.
Description
Technical Field
The utility model relates to a arresting gear technical field especially relates to a arm formula tensile arresting gear.
Background
The mechanical arm is equipment manufactured by utilizing the shape of the arm of a person, can be bent freely, is convenient for moving materials and is very practical, and when the mechanical arm drives the materials to move, the braking effect of the arm when the arm is stretched is not good.
In the prior art, when the mechanical arm is stretched and braked, the swing arm is driven to swing through hydraulic pressure and is fixed, so that the fixing effect is poor, the swing arm is easy to shake, and therefore the problem is solved by providing the arm type stretching brake device.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving and driving the swing arm swing and fixing it through hydraulic pressure among the prior art, the effect of fixing is relatively poor like this, makes the problem that the swing arm rocked easily, and the arm formula tensile arresting gear who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a tensile arresting gear of arm formula, includes the mount pad, the upper end lateral wall of mount pad is equipped with the rocking arm, the one end that the mount pad was kept away from to the rocking arm is rotated through the pivot and is connected with the swing arm, set up the installation cavity in the swing arm, fixed cover is equipped with the gear in the pivot, the inner wall fixedly connected with driving motor of installation cavity, driving motor's output shaft fixedly connected with ball, fixedly connected with screw on the ball, the lateral wall fixedly connected with gag lever post of installation cavity, the gag lever post runs through the screw, the lateral wall fixedly connected with support of screw, the lateral wall fixedly connected with movable rod of screw is kept away from to the support, the one end fixedly connected with of support and the ring gear matching are kept away from to the movable.
Preferably, the upper and lower inner walls of the mounting cavity are fixedly connected with a fixing plate, and the side wall of the fixing plate is fixedly connected with one end of a limiting rod.
Preferably, one end of the ball screw, which is far away from the driving motor, is fixedly connected with a circular plate, and the diameter of the circular plate is larger than the inner diameter of the screw nut.
Preferably, the limiting rod is sleeved with a buffer spring, and two ends of the buffer spring are respectively connected with the fixed plate and the side wall of the screw in a clamping manner.
Preferably, the whole bracket is U-shaped, and the distance between the upper side wall and the lower side wall of the bracket is larger than the diameter of the circular plate.
Preferably, the driving motor is arranged in a forward and reverse rotation mode.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when the swing arm needs to be braked during rotation, the driving motor can be used for driving the ball screw to rotate, and the bracket, the movable rod and the toothed ring can be driven to move under the limitation of the nut, so that the toothed ring is clamped with the gear, and the angle of the rotating shaft is further fixed, and thus the angle of the rotating arm and the swing arm is fixed, the structure is simple, and the fixing effect is good;
2. can make the screw more stable when removing through buffer spring's restriction to guarantee ball and screw's cooperation more smoothly, in addition, can restrict the position of living the gag lever post through the fixed plate steadily, can guarantee that the gag lever post has longer life with gag lever post slope swing like this.
Drawings
Fig. 1 is a schematic structural view of a boom type stretching brake device according to the present invention;
fig. 2 is a schematic structural diagram at a in fig. 1.
In the figure: the device comprises a mounting seat 1, a rotating arm 2, a rotating shaft 3, a swinging arm 4, a gear 5, a driving motor 6, a ball screw 7, a screw nut 8, a limiting rod 9, a bracket 10, a movable rod 11, a toothed ring 12, a fixed plate 13, a circular plate 14 and a buffer spring 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.
Referring to fig. 1-2, a hand arm type stretching brake device comprises a mounting base 1, a rotating arm 2 is arranged on the upper end side wall of the mounting base 1, one end of the rotating arm 2, far away from the mounting base 1, is rotatably connected with a swing arm 4 through a rotating shaft 3, a mounting cavity is arranged in the swing arm 4, the upper inner wall and the lower inner wall of the mounting cavity are both fixedly connected with a fixing plate 13, the side wall of the fixing plate 13 is fixedly connected with one end of a limiting rod 9, a gear 5 is fixedly sleeved on the rotating shaft 3, a driving motor 6 is fixedly connected with the inner wall of the mounting cavity, the driving motor 6 is arranged in a forward and reverse rotation mode, so that the driving motor 6 can drive a ball screw 7 to rotate forward and backward and further drive a nut 8 to move left and right, a ball screw 7 is fixedly connected with an output shaft of the driving motor 6, a circular plate 14 is fixedly connected with one, a nut 8 is fixedly connected to the ball screw 7, and a limiting rod 9 is fixedly connected to the side wall of the mounting cavity;
the cover is equipped with buffer spring 15 on the gag lever post 9, buffer spring 15's both ends are connected with fixed plate 13 and the lateral wall joint of screw 8 respectively, restriction through buffer spring 15 can make screw 8 more stable when removing, thereby guarantee that ball 7 and screw 8's cooperation is more smooth, gag lever post 9 runs through screw 8, screw 8's lateral wall fixedly connected with support 10, support 10's whole is the U font, interval between the upper and lower lateral wall of support 10 is greater than the diameter of plectane 14, support 10 is better to the fixed effect of movable rod 11 like this, and plectane 14 can not rub with support 10's lateral wall, support 10 keeps away from screw 8's lateral wall fixedly connected with movable rod 11, movable rod 11 keeps away from support 10's one end fixedly connected with and gear 5 assorted ring 12.
The utility model discloses when swing arm 4 rotates and needs the braking, drive ball 7 through driving motor 6 and rotate, and under the restriction of gag lever post 9, make screw 8 remove about can along ball 7, screw 8 can drive support 10 and movable rod 11 and remove, and then drive ring gear 12 and 5 counterbalance meshing of gear, can restrict the position of pivot 3 like this, make it can not rotate, and then restrict the position of swing arm 4, can restrict the angle of swing arm 4 like this, brake it, moreover, the steam generator is simple in structure, therefore, the clothes hanger is strong in practicability.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a tensile arresting gear of arm formula, includes mount pad (1), its characterized in that, the upper end lateral wall of mount pad (1) is equipped with rocking arm (2), the one end that mount pad (1) was kept away from in rocking arm (2) is rotated through pivot (3) and is connected with swing arm (4), seted up the installation cavity in swing arm (4), fixed cover is equipped with gear (5) on pivot (3), the inner wall fixedly connected with driving motor (6) of installation cavity, the output shaft fixedly connected with ball (7) of driving motor (6), fixedly connected with screw (8) on ball (7), the lateral wall fixedly connected with gag lever post (9) of installation cavity, gag lever post (9) run through screw (8), the lateral wall fixedly connected with support (10) of screw (8), the lateral wall fixedly connected with movable rod (11) of screw (8) are kept away from in support (10), one end of the movable rod (11) far away from the support (10) is fixedly connected with a gear ring (12) matched with the gear (5).
2. The arm type stretching brake device of claim 1, wherein the upper and lower inner walls of the mounting cavity are fixedly connected with a fixing plate (13), and the side wall of the fixing plate (13) is fixedly connected with one end of the limiting rod (9).
3. A arm-type stretching brake device according to claim 1, wherein a circular plate (14) is fixedly connected to the end of the ball screw (7) away from the driving motor (6), and the diameter of the circular plate (14) is larger than the inner diameter of the nut (8).
4. The arm type stretching brake device as claimed in claim 2, wherein the limiting rod (9) is sleeved with a buffer spring (15), and two ends of the buffer spring (15) are respectively connected with the fixing plate (13) and the side wall of the nut (8) in a clamping manner.
5. A arm-type stretch brake apparatus according to claim 3, wherein the bracket (10) is generally U-shaped, and the distance between the upper and lower side walls of the bracket (10) is larger than the diameter of the circular plate (14).
6. A arm-type stretch brake apparatus according to claim 1, wherein the drive motor (6) is arranged to rotate in both directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020381042.5U CN211967574U (en) | 2020-03-24 | 2020-03-24 | Arm type stretching brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020381042.5U CN211967574U (en) | 2020-03-24 | 2020-03-24 | Arm type stretching brake device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211967574U true CN211967574U (en) | 2020-11-20 |
Family
ID=73381060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020381042.5U Active CN211967574U (en) | 2020-03-24 | 2020-03-24 | Arm type stretching brake device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211967574U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114536373A (en) * | 2022-03-28 | 2022-05-27 | 无锡市正隆祥机械制造有限公司 | Buffer type control arm |
-
2020
- 2020-03-24 CN CN202020381042.5U patent/CN211967574U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114536373A (en) * | 2022-03-28 | 2022-05-27 | 无锡市正隆祥机械制造有限公司 | Buffer type control arm |
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