CN216495343U - A electronic stable motion structure in L type arm for big arm - Google Patents
A electronic stable motion structure in L type arm for big arm Download PDFInfo
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- CN216495343U CN216495343U CN202122673000.6U CN202122673000U CN216495343U CN 216495343 U CN216495343 U CN 216495343U CN 202122673000 U CN202122673000 U CN 202122673000U CN 216495343 U CN216495343 U CN 216495343U
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- arm
- hold
- range
- driving motor
- large arm
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Abstract
The utility model discloses an L-shaped arm internal electric stable motion structure for a large arm. Including big arm, L arm, hold-in range driving motor part and hold-in range body, hold-in range driving motor part is located the L arm sets up, hold-in range body transmission is connected big arm with hold-in range driving motor part the L arm is provided with and is used for the location the front and the guide of L arm removal the positive screens bearing assembly of L arm with be used for the location the side of L arm is guided the side screens bearing assembly that the L arm removed, the front of big arm is outstanding the side of big arm sets up, and is at least a pair of the positive screens bearing assembly is followed the positive front roll connection front and back of big arm, it is at least a pair of side screens bearing assembly follows the both sides roll connection of big arm, side screens bearing assembly has the mould spring. The utility model can solve the problem of low stability of the large arm in the moving process.
Description
Technical Field
The utility model relates to the technical field of X-ray machines, in particular to an L-shaped arm inner electric stable motion structure for a large arm.
Background
The connection of the large arm and the L arm of the existing mobile X-ray machine on the market is mostly that the metal bearings are clamped more, and the bearings clamped at two sides are all fixed and dead structures and are moved manually.
In prior art, because metal bearing has certain noise, the wearing and tearing volume to big arm is very big, and the fixed bearing screens in both sides have certain clearance, and big arm stability can be low a bit, and manual pivoted location is very inaccurate, and the operation is loaded down with trivial details a bit, has increaseed the time of doctor's operation, is unfavorable for going on of operation.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model discloses an L-shaped arm internal electric stable motion structure for a large arm, which can solve the problem of low stability of the large arm in the moving process.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
an L-shaped arm internal electric stable motion structure for a large arm comprises the large arm, the L-shaped arm, a synchronous belt driving motor component and a synchronous belt body, the synchronous belt driving motor part is arranged on the L-shaped arm, the synchronous belt body is in transmission connection with the large arm and the synchronous belt driving motor part, the L arm is provided with a front face position clamping bearing assembly used for positioning the front face of the L arm and guiding the L arm to move and a side face position clamping bearing assembly used for positioning the side face of the L arm and guiding the L arm to move, the front surface of the large arm protrudes out of the side surface of the large arm, at least one pair of front clamping bearing assemblies are connected with the large arm from the front surface and the back surface of the front surface of the large arm in a rolling mode, at least one pair of side clamping bearing assemblies are connected with the large arm from the two sides of the large arm in a rolling mode, and each side clamping bearing assembly is provided with a die spring.
According to the technical scheme, the side clamping bearing assembly further comprises a side bearing fixing block, a side bearing and an inner hexagonal flat end fastening screw, the side bearing is rotationally connected with the side bearing fixing block, and the side bearing can continuously roll along the side face of the large arm, so that the large arm is positioned and guided to move.
The one end of hexagon socket head cap end holding screw is connected the L arm, the other end of hexagon socket head cap end holding screw is connected the side bearing fixed block, the stability of the relative L arm of side bearing fixed block can be kept to hexagon socket head cap end holding screw to improve the stability of the big arm in location.
One end of the die spring is connected with the side bearing fixing block, the other end of the die spring is connected with the inner hexagonal flat end fastening screw, and the die spring can improve the prestress of the side bearing fixing block, so that the side bearing is prevented from being damaged due to stress.
The technical scheme who prefers, hold-in range driving motor part includes driving motor fixed plate, driving motor body, hold-in range drive wheel and hold-in range pinch roller, driving motor fixed plate fixed connection the L arm, driving motor body fixed connection the stability of the posture of the relative L arm of driving motor body can be kept to the driving motor fixed plate, driving motor fixed plate to keep moving the stable output of process power.
Hold-in range drive wheel fixed connection the output shaft of driving motor body, the hold-in range pinch roller rotates to be connected the driving motor fixed plate, hold-in range drive wheel can transmit the power take off of driving motor body, and the direction that power take off can be adjusted to the hold-in range pinch roller realizes the reciprocating motion of big arm.
The technical scheme is that one end of the large arm is provided with a synchronous belt pressing plate, one end of the synchronous belt body is fixedly connected to the synchronous belt pressing plate, the other end of the large arm is provided with a synchronous belt pressing plate, the other end of the synchronous belt body is fixedly connected to the synchronous belt pressing plate, two ends of the synchronous belt body are fixed to two ends of the large arm, and power transmission can be achieved while balance of the large arm is kept.
The hold-in range body winding is passed through hold-in range drive wheel with hold-in range pinch roller, hold-in range body winding hold-in range drive wheel with hold-in range pinch roller is in order to keep the continuation of power and stable output.
According to the preferred technical scheme, the L arm is fixedly connected with a photoelectric fixing frame which is fixedly connected with a limiting photoelectric device, the limiting photoelectric device is electrically connected with the synchronous belt driving motor part, the limiting photoelectric device can control the running state of the driving motor part, and the synchronous belt driving motor part is controlled.
According to the preferable technical scheme, an upper limiting block is arranged at one end of the large arm, a lower limiting block is arranged at the other end of the large arm, and the limiting photoelectric identifier can identify the upper limiting block or the lower limiting block to determine the position of the large arm relative to the L arm.
The utility model discloses an L-shaped arm internal electric stable motion structure for a large arm, which has the following advantages:
through the positive screens bearing assembly and the side screens bearing assembly that set up at the L arm can make big arm more stable at the in-process of motion, adopt to have elastic bearing both sides screens to make the bearing laminating inseparable for the removal of big arm is more stable. Noise is reduced through clamping positions of plastic-coated bearings and clamping structures of elastic bearings on two sides, and stability is improved
The moving mode of the rolling connection can reduce the noise of the movement of the large arm, the electric positioning is carried out through the cooperation of the limiting photoelectricity, the upper limiting block and the lower limiting block, the operation time of a doctor can be reduced, and the positioning stability and high-precision requirements can be improved. The integral motion precision of the electric mechanism is higher, and the operation is more convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
It is obvious that the drawings in the following description are only some embodiments of the utility model, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of an embodiment of the present invention in another orientation;
fig. 3 is a schematic structural view of a side detent bearing assembly in an embodiment of the utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1 to 3, the L-shaped arm internal electric stable motion structure for a large arm 1 according to an embodiment of the present invention includes a large arm 1, an L-shaped arm 3, a synchronous belt driving motor part 4 and a synchronous belt body 5, where the synchronous belt driving motor part 4 is disposed on the L-shaped arm 3, and the synchronous belt body 5 is in transmission connection with the large arm 1 and the synchronous belt driving motor part 4. As will be readily understood, the timing belt body 5 can be driven to move relative to the timing belt driving motor part 4 by the timing belt driving motor part 4, so as to change the position of the large arm 1 relative to the L arm 3.
The L arm 3 is provided with a front face clamping bearing assembly 8 for positioning the front face of the L arm 3 and guiding the L arm 3 to move and a side face clamping bearing assembly 9 for positioning the side face of the L arm 3 and guiding the L arm 3 to move, the front face of the large arm 1 protrudes out of the side face of the large arm 1, and at least one pair of front face clamping bearing assemblies 8 are connected with the large arm 1 in a rolling mode from the front face and the rear face of the front face of the large arm 1. In the embodiment of the utility model, the front clamping bearing assembly 8 is fixed on a total of twelve positions on two side surfaces of the L-shaped arm 3 and is locked and connected by screws.
At least one pair of side detent bearing assemblies 9 is in rolling contact with the boom 1 from both sides of the boom 1. In the embodiment of the utility model, six side clamping bearing assemblies 9 are fixed on two side surfaces of the L-shaped arm 3 and are connected through springs and shaft shoulder positioning screws.
The side detent bearing assembly 9 has a die spring 18. The front face position-clamping bearing assembly 8 can not move the edge of the big arm 1 in the front face direction, the side face position-clamping bearing assembly 9 can not move the side face position-clamping bearing assembly 9 in the side face direction of the big arm 1, the side face position-clamping bearing assembly 9 can realize the contact between the side face position-clamping bearing assembly 9 and the big arm 1 without clearance by adjusting the force of the die spring 18,
example 2
As shown in fig. 3, in order to solve the problem of how to keep the lateral position-locking bearing assembly 9 in contact with the large arm 1 without any gap, the L-shaped in-arm electric stable motion structure for the large arm 1 according to the embodiment of the present invention further includes a lateral bearing fixing block 17, a lateral bearing 20, and an inner hexagonal flat end fastening screw 22, wherein the lateral bearing 20 is rotatably connected to the lateral bearing fixing block 17 by a method including but not limited to a fixed shaft connection, and one end of the inner hexagonal flat end fastening screw 22 is connected to the L-shaped arm 3 by a method including but not limited to a threaded connection. The other end of the socket head set screw 22 is connected to the side bearing fixing block 17 by means including, but not limited to, a threaded connection.
One end of the die spring 18 is connected to the side bearing fixing block 17 by means including but not limited to a contact connection, and the other end of the die spring 18 is connected to the hexagon socket flat-end set screw 22 by means including but not limited to a contact connection. It should be noted that the force of the die spring 18 is increased when the socket head set screw 22 is tightened, so that the bearing having a certain elastic margin is not easily damaged by the side bearing 20 caught at both sides of the large arm 1.
Other undescribed structures refer to example 1.
Example 3
As shown in fig. 1 and 2, in order to solve the problem of how to drive the large arm 1 to reciprocate relative to the L-arm 3, in an L-shaped arm internal electric stable motion structure for the large arm 1 according to an embodiment of the present invention, the synchronous belt driving motor component 4 includes a driving motor fixing plate 10, a driving motor body, a synchronous belt driving wheel 11 and a synchronous belt pressing wheel 12, the driving motor fixing plate is fixedly connected to the L-arm 3 by a manner including but not limited to screw connection, the driving motor body is fixedly connected to the driving motor fixing plate 10 by a manner including but not limited to screw connection, the synchronous belt driving wheel 11 is fixedly connected to an output shaft of the driving motor body, and the synchronous belt pressing wheel 12 is rotatably connected to the driving motor fixing plate 10 by a manner including but not limited to rotating shaft connection.
It should be noted that the synchronous belt moves up and down to drive the large arm 1 to move in an arc direction only when the driving motor body drives the synchronous belt driving wheel 11 to rotate.
Other undescribed structures refer to example 1.
Example 4
As shown in fig. 1 and 2, in order to further solve the problem of how to drive the large arm 1 to reciprocate relative to the L-arm 3, in the L-shaped arm internal electric stable motion structure for the large arm 1 according to the embodiment of the present invention, an upper synchronous belt pressing plate 6 is disposed at one end of the large arm 1 by a method including but not limited to screw connection, one end of the synchronous belt body 5 is fixedly connected to the upper synchronous belt pressing plate 6 by a method including but not limited to screw connection, a lower synchronous belt pressing plate 2 is disposed at the other end of the large arm 1 by a method including but not limited to screw connection, the other end of the synchronous belt body 5 is fixedly connected to the lower synchronous belt pressing plate 2 by a method including but not limited to screw connection, and the synchronous belt body 5 is wound around the synchronous belt driving wheel 11 and the synchronous belt pressing wheel 12.
It is worth noting that the large arm 1 can only rotate along the arc direction, the synchronous belt body 5 limits the arc direction, and only when the driving motor body drives the synchronous belt driving wheel 11 to rotate, the synchronous belt moves up and down to drive the large arm 1 to do arc motion.
Other undescribed structures refer to example 1.
Example 5
As shown in fig. 2, in order to solve the problem of how to identify and control the position of the large arm 1 relative to the L-shaped wall, in the L-shaped arm internal electric stable motion structure for the large arm 1 according to the embodiment of the present invention, a photoelectric fixing frame 13 is fixedly connected to the L-shaped arm 3 by a method including, but not limited to, screw connection, a limit photoelectric element 14 is fixedly connected to the photoelectric fixing frame 13 by a method including, but not limited to, screw connection, and the limit photoelectric element 14 is electrically connected to the synchronous belt drive motor unit 4.
An upper limiting block 16 is arranged at one end of the large arm 1 in a screw connection mode, a lower limiting block 7 is arranged at the other end of the large arm 1 in a screw connection mode, and the limiting photoelectric device 14 identifies the upper limiting block 16 or the lower limiting block 7.
It should be noted that when the upper stopper 16 approaches the stopper photoelectric element 14, the motor stops moving and the arc direction can only move upwards, and when the lower stopper 7 approaches the stopper photoelectric element 14, the motor stops moving and the arc direction can only move downwards. The arc motion of the large arm 1 is controlled accurately by the motion of the motor.
Other undescribed structures refer to example 1.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. A electronic steady motion structure in L type arm for big arm, including big arm, L arm, hold-in range driving motor part and hold-in range body, hold-in range driving motor part is located the L arm sets up, hold-in range body transmission is connected big arm with hold-in range driving motor part, its characterized in that: the L arm is provided with a front clamping bearing assembly used for positioning the front of the L arm and guiding the L arm to move and a side clamping bearing assembly used for positioning the side of the L arm and guiding the L arm to move, the front of the large arm protrudes out of the side of the large arm, at least one pair of the front clamping bearing assemblies are connected with the large arm in a rolling mode from the front and the back of the front of the large arm, at least one pair of the side clamping bearing assemblies are connected with the large arm in a rolling mode from two sides of the large arm, and each side clamping bearing assembly is provided with a die spring.
2. An L-shaped in-arm motor-driven stable motion structure for a large arm according to claim 1, characterized in that: side screens bearing assembly still includes side bearing fixed block, side bearing, hexagon socket head cap end holding screw, the rotation of side bearing is connected side bearing fixed block, hexagon socket head cap end holding screw's one end is connected the L arm, hexagon socket head cap end holding screw's the other end is connected side bearing fixed block, the one end of mould spring is connected side bearing fixed block, the other end of mould spring is connected hexagon socket head cap end holding screw.
3. An L-shaped in-arm motor-driven stable motion structure for a large arm according to claim 1, characterized in that: hold-in range driving motor part includes driving motor fixed plate, driving motor body, hold-in range drive wheel and hold-in range pinch roller, driving motor fixed plate fixed connection the L arm, driving motor body fixed connection the driving motor fixed plate, hold-in range drive wheel fixed connection the output shaft of driving motor body, the hold-in range pinch roller rotates and connects the driving motor fixed plate.
4. An L-shaped in-arm electro-kinetic stabilization moving structure for a large arm according to claim 3, characterized in that: the one end of big arm is provided with on the hold-in range clamp plate, the one end fixed connection of hold-in range body on the hold-in range clamp plate the other end of big arm is provided with under the hold-in range clamp plate, the other end fixed connection of hold-in range body under the hold-in range clamp plate, the hold-in range body twines and passes through hold-in range drive wheel with the hold-in range pinch roller.
5. An L-shaped in-arm motor-driven stable motion structure for a large arm according to claim 1, characterized in that: the L-arm is fixedly connected with a photoelectric fixing frame which is fixedly connected with a limiting photoelectric device, and the limiting photoelectric device is electrically connected with the synchronous belt drive motor component.
6. An L-shaped in-arm motor-driven stable motion structure for large arm according to claim 5, characterized in that: an upper limiting block is arranged at one end of the large arm, a lower limiting block is arranged at the other end of the large arm, and the upper limiting block or the lower limiting block is identified by the limiting photoelectric device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122673000.6U CN216495343U (en) | 2021-11-03 | 2021-11-03 | A electronic stable motion structure in L type arm for big arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122673000.6U CN216495343U (en) | 2021-11-03 | 2021-11-03 | A electronic stable motion structure in L type arm for big arm |
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| Publication Number | Publication Date |
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| CN216495343U true CN216495343U (en) | 2022-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122673000.6U Active CN216495343U (en) | 2021-11-03 | 2021-11-03 | A electronic stable motion structure in L type arm for big arm |
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- 2021-11-03 CN CN202122673000.6U patent/CN216495343U/en active Active
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