CN113385929A - Flexible automatic screw driving mechanism - Google Patents
Flexible automatic screw driving mechanism Download PDFInfo
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- CN113385929A CN113385929A CN202110785216.3A CN202110785216A CN113385929A CN 113385929 A CN113385929 A CN 113385929A CN 202110785216 A CN202110785216 A CN 202110785216A CN 113385929 A CN113385929 A CN 113385929A
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- screw
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
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- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention relates to a flexible automatic screw driving mechanism which comprises a screw driving air cylinder, an installation vertical plate, a screw gun and a screw absorbing air cylinder, wherein the screw driving air cylinder is installed in the middle position of the top of the installation vertical plate along the vertical direction, a screw gun fixing seat is connected with a guide rail through a first sliding block, the driving end of the screw driving air cylinder is in driving connection with the first sliding block below through an air cylinder connector, the driving end of the screw absorbing air cylinder is in driving connection with a bearing plate below, a vacuum suction pipe is installed at the bottom of a fixing head along the vertical direction, a screw gun head driving rod is installed on the inner side of the bottom of the screw gun, and a screw gun head driving head is arranged in the vacuum suction pipe. According to the automatic screw driving mechanism, the screw sucking cylinder and the clamping mouth cylinder are additionally arranged in the automatic screw driving mechanism, the screw sucking cylinder is responsible for conveying a screw sucking pipe to the position for sucking a screw, so that the stability of the sucked screw is ensured, the clamping mouth cylinder is responsible for opening the screw clamping mouth, the contact between the vacuum sucking pipe and the clamping mouth is avoided, and the service life and the stability of the mechanism are improved.
Description
Technical Field
The invention relates to the technical field of automobile gear assembly, in particular to a flexible automatic screw driving mechanism.
Background
At present, in an automobile gear assembling process, an automatic screwing mechanism is high in NG rate and large in mechanism part abrasion. The original mechanism is driven by only one air cylinder, the screw is sucked in the descending process of the air cylinder, and the middle pause position is not provided, so that the screw is easy to be sucked out of place, and the nail is not vertical to the outside or fails to be sucked; in addition, the clamping mouth is jacked open by a sleeve for sucking the screw, and the mechanism is easy to clamp and wear, so that the position of the screw is deviated, and the screw driving fails.
In view of the above-mentioned drawbacks, research and innovation are actively conducted to create a flexible automatic screw driving mechanism, so that the mechanism has industrial application value.
Disclosure of Invention
In order to solve the technical problems, the invention aims to provide a flexible automatic screw driving mechanism.
In order to achieve the purpose, the invention adopts the following technical scheme:
the flexible automatic screw driving mechanism comprises a screw driving air cylinder, an installation vertical plate, a screw gun and a screw absorbing air cylinder, wherein the screw driving air cylinder is installed in the middle position of the top of the installation vertical plate along the vertical direction, a guide rail is arranged on the installation vertical plate below the screw driving air cylinder along the vertical direction, the screw gun is installed on a screw gun fixing seat along the vertical direction, the screw gun fixing seat is connected with the guide rail through a first sliding block, the driving end of the screw driving air cylinder is in driving connection with the first sliding block below through an air cylinder connector, the screw absorbing air cylinder is also arranged at the top of the installation vertical plate on one side of the screw driving air cylinder along the vertical direction, the driving end of the screw absorbing air cylinder is in driving connection with a bearing plate below, the bearing plate is connected with the guide rail through a second sliding block, the bearing plate is connected with a fixing head, a vacuum suction pipe is installed at the bottom of the fixing head along the vertical direction, and a head rod is installed on the inner side of the bottom of the screw gun, criticize first pole and be connected with the buffering shaft coupling of below, be provided with screw gun in the vacuum suction pipe and criticize the head, screw gun criticize the head and be connected with the buffering shaft coupling of top through the transfer lever.
As a further improvement of the invention, the bottom of the mounting vertical plate is also provided with a clamping nozzle cylinder, a clamping jaw and a clamping nozzle, the clamping nozzle cylinder is mounted at the bottom of the mounting vertical plate along the horizontal direction, the driving end of the clamping nozzle cylinder is in driving connection with the clamping jaw along the horizontal direction, and the clamping nozzle along the vertical direction is connected and arranged in the clamping jaw.
As a further improvement of the invention, pins are arranged on two sides of the clamping nozzle, and a clamping nozzle spring is connected between the two pins.
As a further improvement of the invention, a waist-shaped hole is formed in the buffer coupling along the vertical direction, an equal-height screw is arranged in the waist-shaped hole, and the buffer coupling is connected with the upper batch head rod through the equal-height screw.
As a further improvement of the invention, a bit spring is also arranged in the middle hole in the buffer coupling along the vertical direction.
As a further improvement of the invention, the driving end of the nail suction cylinder is connected with the lower bearing plate in a driving way sequentially through the floating joint and the limiting column.
As a further improvement of the invention, a spring post is also connected and arranged between the screw gun fixing seat and the bearing plate.
By the scheme, the invention at least has the following advantages:
1. according to the automatic screw driving mechanism, the screw sucking cylinder and the clamping mouth cylinder are additionally arranged in the automatic screw driving mechanism, the screw sucking cylinder is responsible for conveying a screw sucking pipe to the position for sucking a screw, so that the stability of the sucked screw is ensured, the clamping mouth cylinder is responsible for opening the screw clamping mouth, the contact between the vacuum sucking pipe and the clamping mouth is avoided, and the service life and the stability of the mechanism are improved.
2. The invention can improve the stability and qualification rate of products and reduce the wear rate of mechanisms.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of the flexible automatic screw driving mechanism of the present invention;
FIG. 2 is a schematic view of the internal structure of the damping coupling portion of FIG. 1;
FIG. 3 is a schematic view of the starting position of the present invention;
FIG. 4 is a schematic view of the state of the invention when the suction nail is completed;
FIG. 5 is a schematic view of the present invention with the jaws open;
FIG. 6 is a schematic view of the state of the screwing position of the present invention.
In the drawings, the meanings of the reference numerals are as follows.
1 beat screw cylinder 2 installation riser
3 nail rifle 4 inhales nail cylinder
5 cylinder joint 6 first slide block
7-screw gun fixing seat 8 floating joint
9 limiting column 10 bearing plate
11-bit rod 12-buffer coupling
13 equal-height screw 14 waist-shaped hole
15 batch head spring 16 second slide block
17 guide rail 18 transfer lever
19 fixed head 20 vacuum suction tube
21 clamping nozzle fixing seat and 22 clamping nozzle cylinder
23 jaw 24 jaw
25 jaw spring 26 pin
27 screw gun batch head
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In order to make the technical solutions of the present invention better understood, 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. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in figures 1 to 6, a flexible automatic screw driving mechanism comprises a screw driving cylinder 1, an installation vertical plate 2, a screw gun 3 and a screw absorbing cylinder 4, wherein the screw driving cylinder 1 is installed at the middle position of the top of the installation vertical plate 2 along the vertical direction, a guide rail 17 is arranged on the installation vertical plate 2 below the screw driving cylinder 1 along the vertical direction, the screw gun 3 is installed on a screw gun fixing seat 7 along the vertical direction, the screw gun fixing seat 7 is connected with the guide rail 17 through a first slider 6, the driving end of the screw driving cylinder 1 is in driving connection with a first slider 6 below through a cylinder joint 5, the top of the installation vertical plate 2 at one side of the screw driving cylinder 1 is also provided with the screw absorbing cylinder 4 along the vertical direction, the driving end of the screw absorbing cylinder 4 is in driving connection with a bearing plate 10 below, the bearing plate 10 is connected with the guide rail 17 through a second slider 16, and the bearing plate 10 is connected with a fixing head 19, the bottom of fixed head 19 is installed vacuum pipette 20 along vertical direction, and the bottom inboard of screw gun 3 is installed and is criticized first pole 11, criticizes first pole 11 and is connected with the buffering shaft coupling 12 of below, is provided with screw gun in the vacuum pipette 20 and criticizes first 27, and screw gun criticizes first 27 and is connected with the buffering shaft coupling 12 of top through transfer pole 18.
Preferably, the bottom of the mounting vertical plate 2 is further provided with a clamping nozzle cylinder 22, a clamping jaw 23 and a clamping nozzle 24, the clamping nozzle cylinder 22 is mounted at the bottom of the mounting vertical plate 2 along the horizontal direction through a clamping nozzle fixing seat 21, a driving end of the clamping nozzle cylinder 22 is in driving connection with the clamping jaw 23 along the horizontal direction, and the clamping nozzle 24 along the vertical direction is connected and arranged in the clamping jaw 23.
Preferably, pins 26 are arranged on both sides of the clamping nozzle 24, and a clamping nozzle spring 25 is connected between the two pins 26.
Preferably, a waist-shaped hole 14 is formed in the buffer coupling 12 along the vertical direction, an equal-height screw 13 is arranged in the waist-shaped hole 14, and the buffer coupling 12 is connected with the batch head rod 11 above through the equal-height screw 13.
Preferably, a bit spring 21 is also vertically disposed in the center hole of the damping coupling 12.
Preferably, the driving end of the nail suction cylinder 4 is connected with a lower bearing plate 10 in a driving mode through a floating joint 8 and a limiting column 9 in sequence.
Preferably, a spring column is further connected between the screw gun fixing seat 7 and the bearing plate 10.
As shown in fig. 1, a flexible automatic screwing mechanism is provided with a screwing cylinder 1 and a guide rail 17 on an installation vertical plate 2, a screw gun 3 is fixed on a screw gun fixing seat 7, the screw gun fixing seat 7 is connected with the guide rail 17 through a first sliding block 6, the screwing cylinder 1 and the screw gun 3 are connected together through a cylinder joint 5, a screw driver rod 11 is clamped in the screw gun 3, a buffer coupling 12 is connected with the screw driver rod 11 through an equal-height screw 13, a waist-shaped hole 14 is formed in the buffer coupling 12 and can float up and down, the equal-height screw 13 is positioned in the waist-shaped hole 14 to play a role in guiding and limiting, a screw driver spring 21 is positioned in a middle hole of the buffer coupling 12, a screw gun driver 27 is connected with the buffer coupling 12 through a middle rotating rod 18, and the screwing cylinder 1 can drive the screw gun 3 to move up and down.
The clamping nozzle fixing seat 21 is locked on the mounting plate 2, the clamping nozzle cylinder 22 is fixed on the clamping nozzle fixing seat 21, the clamping jaw 23 is locked on the clamping nozzle cylinder 22, and the clamping jaw 23 is connected with the clamping nozzle 24. The pin 26 is fixed on the clamping mouth 24, and the clamping mouth spring 25 is hung on the pin 26, so that the clamping mouth 24 can be driven to open and close by the clamping jaw 23 driven by the clamping mouth cylinder 22.
The working principle or working process of the invention is briefly described as follows:
firstly, a screw is sent to a clamping nozzle 24 through a screw blowing mechanism (another set of mechanism), a screw sucking cylinder 4 descends to drive a vacuum suction pipe 20 to a screw sucking position, the vacuum is opened after the screw is in place, the screw is sucked onto the vacuum suction pipe 20, then the clamping nozzle cylinder 22 drives the clamping nozzle 24 to be opened, a screw driving cylinder 1 extends out, the screw is sent into a workpiece hole, a screw gun 3 is started after the screw is in place, the screw is screwed down, after torque monitoring is OK, the screw gun 3 and the vacuum are closed, the screw driving cylinder 1, the screw sucking cylinder 4 and the clamping nozzle cylinder 22 sequentially return to the original position, and the process is finished.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly referring to the number of technical features being grined. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection: either mechanically or electrically: the terms may be directly connected or indirectly connected through an intermediate member, or may be a communication between two elements.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, it should be noted that, for those skilled in the art, many modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The flexible automatic screw driving mechanism is characterized by comprising a screw driving cylinder (1), an installation vertical plate (2), a screw gun (3) and a screw sucking cylinder (4), wherein the screw driving cylinder (1) is installed in the middle position of the top of the installation vertical plate (2) along the vertical direction, a guide rail (17) is arranged on the installation vertical plate (2) below the screw driving cylinder (1) along the vertical direction, the screw gun (3) is installed on a screw gun fixing seat (7) along the vertical direction, the screw gun fixing seat (7) is connected with the guide rail (17) through a first sliding block (6), the driving end of the screw driving cylinder (1) is in driving connection with the first sliding block (6) below through a cylinder connector (5), the top of the installation vertical plate (2) on one side of the screw driving cylinder (1) is also provided with the screw sucking cylinder (4) along the vertical direction, inhale the drive end of nail cylinder (4) and loading board (10) drive connection setting of below, loading board (10) are connected with guide rail (17) through second slider (16), loading board (10) are connected with fixed head (19), vacuum suction pipe (20) are installed along vertical direction to the bottom of fixed head (19), first pole (11) are criticized to the bottom inboard of screw rifle (3) is installed, criticize first pole (11) and be connected with buffering shaft coupling (12) of below, be provided with screw rifle batch head (27) in vacuum suction pipe (20), screw rifle batch head (27) are connected with buffering shaft coupling (12) of top through transit pole (18).
2. The flexible automatic screw driving mechanism according to claim 1, wherein a clamping mouth cylinder (22), a clamping jaw (23) and a clamping mouth (24) are further arranged at the bottom of the mounting vertical plate (2), the clamping mouth cylinder (22) is mounted at the bottom of the mounting vertical plate (2) along the horizontal direction, a driving end of the clamping mouth cylinder (22) is in driving connection with the clamping jaw (23) along the horizontal direction, and the clamping mouth (24) along the vertical direction is arranged in the clamping jaw (23) in a connection manner.
3. The flexible automatic screw driving mechanism according to claim 2, characterized in that pins (26) are arranged on both sides of the clamping nozzle (24), and a clamping nozzle spring (25) is connected between the two pins (26).
4. The flexible automatic screwing mechanism according to claim 1, wherein the buffer coupling (12) is provided with a waist-shaped hole (14) along the vertical direction, an equal-height screw (13) is arranged in the waist-shaped hole (14), and the buffer coupling (12) is connected with the upper batch head rod (11) through the equal-height screw (13).
5. The flexible automatic screw driving mechanism according to claim 1, characterized in that a bit spring (21) is further provided in a central hole in the damping coupling (12) in a vertical direction.
6. The flexible automatic screw driving mechanism according to claim 1, wherein the driving end of the screw suction cylinder (4) is connected with a lower bearing plate (10) in a driving manner sequentially through a floating joint (8) and a limiting column (9).
7. The flexible automatic screw driving mechanism according to claim 1, wherein a spring column is further connected between the screw gun fixing seat (7) and the bearing plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110785216.3A CN113385929A (en) | 2021-07-12 | 2021-07-12 | Flexible automatic screw driving mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110785216.3A CN113385929A (en) | 2021-07-12 | 2021-07-12 | Flexible automatic screw driving mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113385929A true CN113385929A (en) | 2021-09-14 |
Family
ID=77625804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110785216.3A Pending CN113385929A (en) | 2021-07-12 | 2021-07-12 | Flexible automatic screw driving mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113385929A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114871747A (en) * | 2022-07-04 | 2022-08-09 | 德派装配科技(苏州)有限公司 | Automatic quick-change adsorption screwing device |
| CN117506404A (en) * | 2024-01-05 | 2024-02-06 | 风通动力环境科技(成都)有限公司 | Screw screwing device for soft connection |
-
2021
- 2021-07-12 CN CN202110785216.3A patent/CN113385929A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114871747A (en) * | 2022-07-04 | 2022-08-09 | 德派装配科技(苏州)有限公司 | Automatic quick-change adsorption screwing device |
| CN114871747B (en) * | 2022-07-04 | 2022-11-15 | 德派装配科技(苏州)有限公司 | Automatic quick-change adsorption screwing device |
| CN117506404A (en) * | 2024-01-05 | 2024-02-06 | 风通动力环境科技(成都)有限公司 | Screw screwing device for soft connection |
| CN117506404B (en) * | 2024-01-05 | 2024-03-12 | 风通动力环境科技(成都)有限公司 | Screw screwing device for soft connection |
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