CN215660288U - Automatic model changing mechanism for sleeve by mechanical arm - Google Patents
Automatic model changing mechanism for sleeve by mechanical arm Download PDFInfo
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- CN215660288U CN215660288U CN202121711739.5U CN202121711739U CN215660288U CN 215660288 U CN215660288 U CN 215660288U CN 202121711739 U CN202121711739 U CN 202121711739U CN 215660288 U CN215660288 U CN 215660288U
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- sleeve
- spring
- middle shaft
- sliding sleeve
- driving head
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Abstract
The utility model discloses an automatic sleeve changing mechanism of a manipulator, which comprises a middle shaft, a spring, a sliding sleeve, a steel ball, a stop sleeve, a driving head, a clamping cylinder and a push-pull cylinder, wherein the stop sleeve is arranged at the bottom of the outer surface of the middle shaft, and the sliding sleeve is sleeved on the outer surface of the middle shaft and positioned at the upper end of the stop sleeve. The utility model is provided with a middle shaft, a spring, a sliding sleeve, a steel ball, a stop sleeve, a driving head, a clamping cylinder and a push-pull cylinder, and controls the friction torque between the friction plates by adjusting the compression amount of the spring, which is necessary because the pressing force of the spring can be set according to calculation or experience, so as to control the preset friction torque to be slightly larger than the load torque, thus achieving the purpose of conveying the load, and simultaneously, the friction plates and the positioning sleeve can not be quickly worn due to the overlarge pressing force, therefore, the utility model can be used as a conveying roller which can be produced in standardization and large batch, and can save a large amount of cost while meeting the requirements of different customers.
Description
Technical Field
The utility model relates to the technical field of robot tightening, in particular to an automatic sleeve shape changing mechanism of a manipulator.
Background
The engine, the equipment bolt is screwed up because of the demand of flexibility often uses the robot during gearbox assembly, then need change the sleeve of screwing up the bolt if not different because of the bolt specification this moment, the sleeve of screwing up equipment of traditional robot is changed and is all accomplished by the manual work at present, not only extravagant manpower and inefficiency, along with client's product diversification and high-efficient reliable requirement, the manual work is changed the sleeve and has not followed up automatic step, for this reason, we propose a manipulator and to the automatic remodelling mechanism of sleeve.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an automatic sleeve-to-sleeve model changing mechanism of a manipulator, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the mechanical arm sleeve automatic remodeling mechanism comprises a center shaft, a spring, a sliding sleeve, a steel ball, a stop sleeve, a driving head, a clamping cylinder and a push-pull cylinder, wherein the stop sleeve is arranged at the bottom of the outer surface of the center shaft, the sliding sleeve is sleeved on the outer surface of the center shaft and positioned at the upper end of the stop sleeve, the steel ball is arranged on the outer surface of the center shaft and positioned at the inner side of the sliding sleeve, the spring is sleeved on the outer surface of the center shaft and positioned at the top of the sliding sleeve, the driving head is arranged at the bottom of the center shaft, the clamping cylinder is arranged at the lower end of the right side of the driving head, and the push-pull cylinder is arranged at the bottom of the clamping cylinder.
Preferably, the number of the steel balls is multiple, and the distance between every two adjacent steel balls is the same.
Preferably, the top of the spring is fixedly connected with the top of the outer surface of the middle shaft, and the bottom of the spring is fixedly connected with the top of the sliding sleeve.
Preferably, the sliding sleeve is of a wedge structure, and the bottom of the middle shaft is in contact with the top of the driving head.
Preferably, the clamping cylinder and the push-pull cylinder are the same in type.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model is provided with a middle shaft, a spring, a sliding sleeve, a steel ball, a stop sleeve, a driving head, a clamping cylinder and a push-pull cylinder, wherein the driving head is positioned with the middle shaft through the steel ball, the steel ball is limited by the inner wall of the sliding sleeve to move transversely, the driving head and the middle shaft are locked into a whole through a groove of the driving head at the moment, normal screwing action can be carried out at the moment, when a sleeve needs to be replaced, a robot drives a screwing mechanism to be inserted into the stop sleeve, the stop sleeve pushes the sliding sleeve to compress the spring at the moment, after the sliding sleeve slides upwards, the transverse movement of the steel ball can be relieved by a wedge structure of the sliding sleeve, the lower clamping cylinder and the push-pull cylinder can separate the driving head from the middle shaft at the moment, when a new sleeve needs to be replaced, the robot is inserted into the stop sleeve to be replaced, the sliding sleeve is pushed a little by using the stop sleeve to compress the spring, and the clamping cylinder and the push-pull cylinder push the required sleeve into the middle shaft, when the robot retreats upwards, the spring pushes the sliding sleeve, the inner wall of the sliding sleeve is used for limiting the steel ball again, and therefore the replacement of the sleeve is completed repeatedly, the friction torque between the friction plates is controlled by adjusting the compression amount of the spring, which is necessary, because the pressing force of the spring can be set according to calculation or experience, the preset friction torque is controlled to be slightly larger than the load torque, and the friction plates and the positioning sleeve cannot be quickly worn due to the overlarge pressing force when the load is conveyed, so that the robot can be used as a conveying roller which can be produced in a standardized and large scale, and can save a large amount of cost while meeting the requirements of different customers.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the shaft structure of the present invention.
In the figure: the device comprises a central shaft 1, a spring 2, a sliding sleeve 3, a steel ball 4, a stop sleeve 5, a driving head 6, a clamping cylinder 7 and a push-pull cylinder 8.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and 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.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The middle shaft 1, the spring 2, the sliding sleeve 3, the steel ball 4, the stop sleeve 5, the driving head 6, the clamping cylinder 7 and the push-pull cylinder 8 are all universal standard parts or parts known by technicians in the field, and the structure and the principle of the middle shaft can be known by the technicians or by conventional experimental methods.
Referring to fig. 1-2, an automatic mold changing mechanism for a manipulator to a sleeve comprises a center shaft 1, a spring 2, a sliding sleeve 3, steel balls 4, a stop sleeve 5, a driving head 6, a clamping cylinder 7 and a push-pull cylinder 8, wherein the bottom of the outer surface of the center shaft 1 is provided with the stop sleeve 5, the outer surface of the center shaft 1 and the upper end of the stop sleeve 5 are sleeved with the sliding sleeve 3, the outer surface of the center shaft 1 and the inner side of the sliding sleeve 3 are provided with the steel balls 4, the number of the steel balls 4 is multiple, the distance between every two adjacent steel balls 4 is the same, the outer surface of the center shaft 1 and the top of the sliding sleeve 3 are sleeved with the spring 2, the top of the spring 2 is fixedly connected with the top of the outer surface of the center shaft 1, the bottom of the spring 2 is fixedly connected with the top of the sliding sleeve 3, the bottom of the center shaft 1 is provided with the driving head 6, the sliding sleeve 3 is in an oblique wedge structure, and the bottom of the center shaft 1 is contacted with the top of the driving head 6, and the lower end on the right side of the driving head 6 is provided with a clamping cylinder 7, meanwhile, the bottom of the clamping cylinder 7 is provided with a push-pull cylinder 8, the models of the clamping cylinder 7 and the push-pull cylinder 8 are the same, the driving head 6 is positioned with the center shaft 1 through a steel ball 4, the steel ball 4 is limited by the inner wall of the sliding sleeve 3 to move transversely, at the moment, the steel ball 4 locks the driving head 6 and the center shaft 1 into a whole through a groove of the driving head 6, at the moment, normal screwing action can be carried out, when the sleeve needs to be replaced, the robot drives the screwing mechanism to be inserted into the stop sleeve 5, at the moment, the stop sleeve 5 pushes the sliding sleeve 3 to compress the spring 2, after the sliding sleeve 3 slides upwards, the wedge structure of the slide wedge structure can relieve the transverse movement of the steel ball 4, at the moment, the lower clamping cylinder 7 and the push-pull cylinder 8 can separate the driving head 6 from the center shaft 1, when the sleeve needs to be replaced, the robot is inserted into the stop sleeve 5 to be replaced, the same utilizes the stop sleeve 5 to push the sliding sleeve 3 upwards a little after compressing the spring 2, the clamping cylinder 7 and the push-pull cylinder 8 push the required sleeve to the middle shaft 1 at this moment, when the robot retreats upwards, the spring 2 pushes the sliding sleeve 3, and then utilize the inner wall of the sliding sleeve 3 to limit the steel ball 4 again, the replacement of the sleeve is completed repeatedly, the friction torque between the friction plates is controlled by adjusting the compression amount of the spring 2, which is necessary, because we can set the pressing force of the spring 2 according to calculation or experience, thereby controlling the preset friction torque to be slightly larger than the load torque, so when the load is conveyed, the friction plates and the positioning sleeve can not be quickly worn because of the overlarge pressing force, therefore, the roller can be used as a conveying roller which can be standardized and produced in large batch, and can save a large amount of cost while meeting the requirements of different customers.
When in use, the middle shaft 1, the spring 2, the sliding sleeve 3, the steel ball 4, the stop sleeve 5, the driving head 6, the clamping cylinder 7 and the push-pull cylinder 8 are arranged, the driving head 6 is positioned with the middle shaft 1 through the steel ball 4, the steel ball 4 is limited by the inner wall of the sliding sleeve 3 to move transversely, at the moment, the steel ball 4 locks the driving head 6 and the middle shaft 1 into a whole through the groove of the driving head 6, at the moment, normal screwing action can be carried out, when the sleeve needs to be replaced, the robot drives the screwing mechanism to be inserted into the stop sleeve 5, at the moment, the stop sleeve 5 pushes the sliding sleeve 3 to compress the spring 2, after the sliding sleeve 3 slides upwards, the wedge structure of the slide wedge structure can release the transverse movement of the steel ball 4, at the moment, the lower clamping cylinder 7 and the push-pull cylinder 8 can separate the driving head 6 from the middle shaft 1, when the sleeve needs to be replaced, the robot is inserted into the stop sleeve 5 to be replaced, the sliding sleeve 3 is pushed upwards a little after the spring 2 is compressed by the stop sleeve 5, at the moment, the clamping cylinder 7 and the push-pull cylinder 8 push the required sleeve into the middle shaft 1, when the robot returns upwards, the spring 2 pushes the sliding sleeve 3, the inner wall of the sliding sleeve 3 is used for limiting the steel ball 4 again, and the replacement of the sleeve is finished repeatedly in such a way, the friction torque between the friction plates is controlled by adjusting the compression amount of the spring 2, which is necessary, because the pressing force of the spring 2 can be set according to calculation or experience, so that the preset friction torque is controlled to be slightly larger than the load torque, and when the load is conveyed, the friction plates and the positioning sleeve cannot be quickly abraded due to the overlarge pressing force, therefore, the roller can be used as a conveying roller which can be produced in a standardized and large scale, the requirements of different customers are met, and meanwhile, a large amount of cost can be saved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a manipulator is to automatic remodelling mechanism of sleeve, includes axis (1), spring (2), sliding sleeve (3), steel ball (4), stop sleeve (5), driving head (6), die clamping cylinder (7) and push-and-pull cylinder (8), its characterized in that: the steel ball type middle shaft structure is characterized in that a stop sleeve (5) is arranged at the bottom of the outer surface of the middle shaft (1), a sliding sleeve (3) is sleeved on the outer surface of the middle shaft (1) and located at the upper end of the stop sleeve (5), a steel ball (4) is arranged on the outer surface of the middle shaft (1) and located at the inner side of the sliding sleeve (3), a spring (2) is sleeved on the outer surface of the middle shaft (1) and located at the top of the sliding sleeve (3), a driving head (6) is arranged at the bottom of the middle shaft (1), a clamping cylinder (7) is arranged at the lower end of the right side of the driving head (6), and meanwhile, a push-pull cylinder (8) is arranged at the bottom of the clamping cylinder (7).
2. The automatic sleeve-to-sleeve remodeling mechanism of claim 1, wherein: the number of the steel balls (4) is multiple, and the distance between every two adjacent steel balls (4) is the same.
3. The automatic sleeve-to-sleeve remodeling mechanism of claim 1, wherein: the top of the spring (2) is fixedly connected with the top of the outer surface of the middle shaft (1), and the bottom of the spring (2) is fixedly connected with the top of the sliding sleeve (3).
4. The automatic sleeve-to-sleeve remodeling mechanism of claim 1, wherein: the sliding sleeve (3) is of a wedge structure, and the bottom of the middle shaft (1) is in contact with the top of the driving head (6).
5. The automatic sleeve-to-sleeve remodeling mechanism of claim 1, wherein: the clamping cylinder (7) and the push-pull cylinder (8) are the same in type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121711739.5U CN215660288U (en) | 2021-07-27 | 2021-07-27 | Automatic model changing mechanism for sleeve by mechanical arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121711739.5U CN215660288U (en) | 2021-07-27 | 2021-07-27 | Automatic model changing mechanism for sleeve by mechanical arm |
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| Publication Number | Publication Date |
|---|---|
| CN215660288U true CN215660288U (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121711739.5U Active CN215660288U (en) | 2021-07-27 | 2021-07-27 | Automatic model changing mechanism for sleeve by mechanical arm |
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| CN (1) | CN215660288U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113492413A (en) * | 2021-07-27 | 2021-10-12 | 上海天永智能装备股份有限公司 | Automatic model changing mechanism for sleeve by mechanical arm |
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2021
- 2021-07-27 CN CN202121711739.5U patent/CN215660288U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113492413A (en) * | 2021-07-27 | 2021-10-12 | 上海天永智能装备股份有限公司 | Automatic model changing mechanism for sleeve by mechanical arm |
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