CN219747790U - Flexible servo screw gun - Google Patents
Flexible servo screw gun Download PDFInfo
- Publication number
- CN219747790U CN219747790U CN202320840849.4U CN202320840849U CN219747790U CN 219747790 U CN219747790 U CN 219747790U CN 202320840849 U CN202320840849 U CN 202320840849U CN 219747790 U CN219747790 U CN 219747790U
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- motor
- screw driver
- shaft
- screwdriver
- screw
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- 238000007789 sealing Methods 0.000 claims description 12
- 230000008878 coupling Effects 0.000 claims description 10
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005859 coupling reaction Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model discloses a flexible servo screw driver in the technical field of electric tools, and aims to solve the problems that in the prior art, a screw driver is difficult to automatically adapt to a screw groove and is screwed in deeply. The electric motor is arranged on one side of the mounting seat, a screwdriver is movably arranged on the other side of the mounting seat opposite to the motor, the screwdriver can slide along the axis direction of the screwdriver, and the screwdriver is elastically connected with an output shaft of the motor; the screw driver is used for enabling the end head part of the screw driver to adapt to the groove of the screw and the corresponding screwing-in distance, so that mechanical damage caused by forced screwing-in can be effectively avoided, meanwhile, operation can be simplified, the screw driver can automatically match with the screwing-in distance to screw in, and the normal pushing of automatic assembly operation can be guaranteed.
Description
Technical Field
The utility model relates to a flexible servo screw gun, and belongs to the technical field of electric tools.
Background
In the technical field of automation of mechanical instrument connection, different instrument parts are often connected by adopting structures such as bolts or screws, in the connection mode, the screws or the bolts are usually required to be placed in advance, and then the screws are jacked into a screwdriver to be screwed, in the technical means, the screwdriver is required to be continuously lowered according to the screwing distance of the screws, the requirement on the lowering precision of automatic screwing equipment is high, in addition, in the jacking process of the screws, if the tool bit of the screwdriver is not aligned with the grooves of the bolts, the forced jacking is easy to cause the damage of the instrument, the normal propulsion of assembly work is influenced, and the production efficiency is delayed.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides a flexible servo screw gun which is used for enabling the end head part of a screw driver to adapt to the groove of the screw and the corresponding screwing distance, so that mechanical damage caused by forced screwing can be effectively avoided, meanwhile, the operation can be simplified, the screw driver can automatically match with the screwing distance to be screwed, and the normal pushing of automatic assembly operation can be guaranteed.
In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:
the utility model provides a flexible servo screw gun which comprises a mounting seat, wherein a motor is arranged on one side of the mounting seat, a screw driver is movably arranged on the other side of the mounting seat opposite to the motor, the screw driver can slide along the axis direction of the screw driver, and the screw driver is elastically connected with an output shaft of the motor.
Specifically, a limiting cylinder is installed on one side, opposite to the motor, of the mounting seat, the screwdriver penetrates through the limiting cylinder, the limiting cylinder is of a hollow structure, and a limiting hole for limiting the swinging of the screwdriver is formed in the limiting cylinder.
Specifically, still include the shaft coupling, the both ends of shaft coupling are used for connecting the output of cross and motor respectively, the cross-section of cross is "cross", the one end cover that the shaft coupling was kept away from to the cross is equipped with the spring, the other end of spring is contradicted on the bellying that screwdriver one end set up, the inside at spacing section of thick bamboo is established to the bellying card.
Specifically, a guide sleeve is arranged on a limiting hole of the limiting cylinder.
Specifically, the connecting shaft is rotatably arranged on the mounting seat, and the output shaft of the motor is indirectly connected with the coupler through the connecting shaft.
Specifically, the output shaft of motor passes through axle sleeve and screwdriver elastic connection, the inside of axle sleeve is equipped with the hole groove, the tail end of screwdriver is equipped with the sealed end that slides and set up in the hole inslot, the body of rod part of screwdriver and the hole groove part sealing fit of axle sleeve.
Specifically, the shaft sleeve is also provided with an air hole, and the shaft sleeve is also provided with a sealing head for sealing the air hole.
Specifically, an elastic washer is arranged between the limiting cylinder and the mounting seat in a cushioning mode, and the limiting cylinder is positioned and arranged on the mounting seat through a bolt and the elastic washer.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the screwdriver part is elastically connected with the output shaft of the servo motor, so that the screwdriver can rebound in the abutting process, the screwdriver is accurately matched with the groove part of the bolt by utilizing the rotation of the servo motor and the corresponding elasticity, the pushing of the bolt is kept in the screwing process, the control mode is simple and easy to operate, and the production efficiency can be effectively improved.
The spring structure and the air compression structure provided by the utility model can enable the screwdriver part to rebound, the control mode is simple, and compared with the calculation of the depth required to sink according to the encoder, the control means is simpler and the control cost is saved.
Drawings
FIG. 1 is a schematic view of the whole structure of a screw gun according to the present utility model;
FIG. 2 is a schematic diagram of an explosion structure of a screw gun according to the present utility model;
FIG. 3 is a side view of a screw gun according to the present utility model;
FIG. 4 is a cross-sectional view in the A-A direction of a screwdriver according to the embodiment of FIG. 3;
FIG. 5 is a schematic diagram of the compressed air rebound screwdriver provided by the utility model;
reference numerals: 1. a mounting base; 2. a motor; 3. a screwdriver; 301. a boss; 302. sealing the end; 4. a limiting cylinder; 5. a coupling; 6. a cross shaft; 7. a spring; 8. a guide sleeve; 10. an elastic washer; 11. positioning bolts; 12. a connecting shaft; 13. a shaft sleeve; 1301. a hole groove; 1302. air holes; 1303. and (5) sealing the head.
Detailed Description
The utility model is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
Examples
The flexible servo screw gun provided by the embodiment of the utility model is used for enabling the end part of the screw driver 3 to adapt to the groove of the screw and the corresponding screwing distance, so that mechanical damage caused by forced screwing can be effectively avoided, meanwhile, operation can be simplified, the screw driver 3 can be automatically matched with the screwing distance for screwing, normal pushing of automatic assembly operation is guaranteed, in order to achieve the functions, the mounting device comprises the mounting seat 1, one side of the mounting seat 1 is provided with the motor 2, the screw driver 3 is movably arranged on the other side of the mounting seat 1 opposite to the motor 2, the whole structure can be shown by referring to fig. 1, the screw driver 3 can slide along the axis direction of the mounting seat, the screw driver 3 is elastically connected with the output shaft of the motor 2, when the screw driver 3 is screwed up according to requirements, if the end part of the screw driver 3 is not abutted in the groove of a corresponding bolt or screw, the motor 2 is directly controlled to rotate according to the screwing direction, then the end part of the screw driver 3 is automatically matched and clamped with the end part of the corresponding groove through elastic action, and elastic connection part can be released to elastic displacement along with the motor 2 to continue screwing, so that the automatic screwing distance can be guaranteed, and the elastic connection is not realized only because of the specific embodiment.
In the flexible servo screw driver provided by the embodiment of the utility model, considering that if the screw driver 3 is connected only through the elasticity, the small-amplitude swing of the root of the screw driver 3 may be represented as the large-amplitude swing of the end, and the screw driver 3 is easy to separate from the end of the bolt, for this purpose, as a preferred embodiment, a limiting cylinder 4 (can be shown in fig. 1 or 2) is installed on the opposite side of the mounting seat 1 to the motor 2, at this time, the screw driver 3 penetrates through the limiting cylinder 4, the limiting cylinder 4 is of a hollow structure, and the limiting cylinder 4 is provided with a limiting hole for limiting the swing of the screw driver 3.
In the flexible servo screw gun provided by the embodiment of the utility model, for the specific structure of elastic connection, the elastic connection mechanism can be provided and comprises a coupler 5, specifically, two ends of the coupler 5 are respectively used for connecting the cross shaft 6 and the output end of the motor 2, at the moment, the cross shaft 6 can be provided with a cross-shaped cross section referring to fig. 2 and 4, one end of the cross shaft 6, which is far away from the coupler 5, is sleeved with a spring 7, the other end of the spring 7 is abutted against a boss 301 arranged at one end of the screw driver 3, namely, two ends of the spring 7 are abutted between the cross shaft 6 and the boss 301 respectively, and the elastic deformation of the spring 7 is utilized to provide a telescopic condition for the screw driver 3.
In order to further ensure the sliding straightness of the screwdriver 3, the guide sleeve 8 can be arranged on the limiting hole of the limiting cylinder 4, and the guide sleeve 8 plays roles of limiting and sliding at the same time so as to ensure the smooth sliding effect of the screwdriver 3, and if the limiting cylinder 4 is limited Kong Guochang, the two ends of the limiting cylinder 4 can be respectively arranged in an adaptive manner.
In order to facilitate maintenance and adjustment, the output shaft of the motor 2 is a short shaft, and at the moment, the output shaft of the motor 2 and the shaft coupling 5 are connected through other connection modes, specifically, a connection shaft 12 can be rotatably arranged on the mounting seat 1, the output shaft of the motor 2 is indirectly connected with the shaft coupling 5 through the connection shaft 12, and the connection shaft 12 and the output shaft can be connected through additional shaft couplings.
The embodiment of the utility model provides a flexible servo screw gun, specifically provides an additional control mode for providing elastic connection for a screw driver 3, specifically, an output shaft of a motor 2 is arranged to be elastically connected with the screw driver 3 through a shaft sleeve 13, wherein a hole groove 1301 is formed in the shaft sleeve 13, the structure of the hole groove 1301 can refer to fig. 5, the structure of the screw driver 3 comprises an inner cavity and a through hole for communicating the inner cavity with the outside, a sealing end 302 slidably arranged in the hole groove 1301 is arranged at the tail end of the screw driver 3, a rod body part of the screw driver 3 is in sealing fit with the hole groove 1301 part of the shaft sleeve 13, when the screw driver 3 is in contact with a bolt end, the rod body part of the screw driver 3 filled in the inner cavity presses air in the inner cavity, so that the air pressure is increased, after the screw driver 3 is aligned in position, the pressure drives the screw driver 3 to rebound, and thus the elastic connection of the screw driver 3 with the output shaft end of the motor 2 is realized, the structure needs to ensure the sealing performance of the rod body part of the screw driver 3 matched with a shaft sleeve 13, when air leakage occurs, air pressure can be balanced, if the air pressure is supplied, the air pressure can be supplied through the air pressure is needed, the air hole 1302 is further sealed by the air hole 1302, if the air hole 1302 needs to be sealed by the air hole 1302, and the air hole is also needs to be sealed by the air hole 1302.
In order to prevent the angle of the device from being slightly deviated during operation, an elastic washer 10 is arranged between the limiting cylinder 4 and the mounting seat 1, so that the limiting cylinder 4 is positioned and arranged on the mounting seat 1 through a positioning bolt 11 and the elastic washer 10, when an alignment error occurs, the offset resistance of the rod body of the screwdriver 3 is transmitted to the limiting cylinder 4, the stress direction of the limiting cylinder 4 is pressed on the elastic washer 10, and the automatic calibration of the screwdriver 3 to the bolt groove is realized in a self-adaptive manner, the upper part is only suitable for small deviation, and the large deviation cannot be calibrated by adopting the structure.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.
Claims (8)
1. The utility model provides a flexible servo screw rifle, its characterized in that, includes mount pad (1), motor (2) are installed to one side of mount pad (1), the opposite side activity that mount pad (1) and motor (2) are opposite is provided with screwdriver (3), screwdriver (3) can follow its axis direction and slide, output shaft elastic connection of screwdriver (3) and motor (2).
2. The flexible servo screw gun according to claim 1, wherein a limiting cylinder (4) is arranged on one side, opposite to the motor (2), of the mounting seat (1), the screw driver (3) penetrates through the limiting cylinder (4), the limiting cylinder (4) is of a hollow structure, and a limiting hole for limiting the swing of the screw driver (3) is formed in the limiting cylinder (4).
3. The flexible servo screw gun according to claim 2, further comprising a coupling (5), wherein two ends of the coupling (5) are respectively used for connecting a cross shaft (6) and an output end of the motor (2), the cross section of the cross shaft (6) is in a cross shape, one end, far away from the coupling (5), of the cross shaft (6) is sleeved with a spring (7), the other end of the spring (7) is abutted against a protruding portion (301) arranged at one end of the screw driver (3), and the protruding portion (301) is clamped inside the limiting cylinder (4).
4. A flexible servo screw gun according to claim 2, characterized in that the limiting hole of the limiting cylinder (4) is provided with a guide sleeve (8).
5. A flexible servo screw gun according to claim 3, characterized in that the mounting base (1) is rotatably provided with a connecting shaft (12), and the output shaft of the motor (2) is indirectly connected with the coupler (5) through the connecting shaft (12).
6. The flexible servo screw gun according to claim 1, wherein the output shaft of the motor (2) is elastically connected with the screw driver (3) through a shaft sleeve (13), a hole groove (1301) is formed in the shaft sleeve (13), a sealing end (302) which is slidably arranged in the hole groove (1301) is arranged at the tail end of the screw driver (3), and the rod body part of the screw driver (3) is in sealing fit with the hole groove (1301) part of the shaft sleeve (13).
7. The flexible servo screw gun according to claim 6, wherein the shaft sleeve (13) is further provided with an air hole (1302), and the shaft sleeve (13) is further provided with a sealing head (1303) for sealing the air hole (1302).
8. A flexible servo screw gun according to any of claims 2-5, characterized in that an elastic washer (10) is arranged between the limiting cylinder (4) and the mounting seat (1), and the limiting cylinder (4) is positioned and arranged on the mounting seat (1) through a positioning bolt (11) and the elastic washer (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320840849.4U CN219747790U (en) | 2023-04-14 | 2023-04-14 | Flexible servo screw gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320840849.4U CN219747790U (en) | 2023-04-14 | 2023-04-14 | Flexible servo screw gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219747790U true CN219747790U (en) | 2023-09-26 |
Family
ID=88072537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320840849.4U Active CN219747790U (en) | 2023-04-14 | 2023-04-14 | Flexible servo screw gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219747790U (en) |
-
2023
- 2023-04-14 CN CN202320840849.4U patent/CN219747790U/en active Active
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