CN213289366U - Screw locking mechanism - Google Patents
Screw locking mechanism Download PDFInfo
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- CN213289366U CN213289366U CN202022180743.5U CN202022180743U CN213289366U CN 213289366 U CN213289366 U CN 213289366U CN 202022180743 U CN202022180743 U CN 202022180743U CN 213289366 U CN213289366 U CN 213289366U
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- support frame
- locking mechanism
- suction nozzle
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Abstract
The utility model discloses a screw lock attaches mechanism relates to the screw lock and attaches tool technical field. Screw lock attaches mechanism, including the support frame, set up suction nozzle structure on the support frame is in with the slip setting automatic screwdriver on the support frame, the suction nozzle structure includes first subassembly and suction nozzle spare, first subassembly with suction nozzle spare can be dismantled the connection and form inclosed air exhaust chamber, air exhaust chamber is connected with air exhaust device, suction nozzle spare is used for absorbing the screw, automatic screwdriver's tool bit stretches into air exhaust intracavity is used for the lock to attach the screw. The utility model discloses screw lock attaches the commonality strong, and application scope is wide, has reduced the screw lock and has attached the tool, has reduced manufacturing cost.
Description
Technical Field
The utility model relates to a screw lock attaches tool technical field, concretely relates to screw lock attaches mechanism.
Background
In the production and manufacturing process of the electronic industry and the mechanical industry, a screw is one of the most common fasteners, and in order to quickly lock the screw, a screw locking jig is generally used for locking the screw in line production.
However, in the prior art, the suction nozzle of the screw locking jig is generally of an integral structure, and can only lock screws with the same torque, so that the universality is poor, and when screws with different torques need to be locked, a plurality of screw locking jigs need to be used, so that the production cost is greatly increased.
SUMMERY OF THE UTILITY MODEL
To the above defect that prior art exists, the utility model provides a screw lock attaches mechanism, this screw lock attaches mechanism's commonality strong, and application scope is wide, has reduced manufacturing cost.
In order to solve the technical problem, the utility model discloses a technical scheme is:
screw lock attaches mechanism, including the support frame, set up suction nozzle structure on the support frame is in with the slip setting automatic screwdriver on the support frame, the suction nozzle structure includes first subassembly and suction nozzle spare, first subassembly with suction nozzle spare can be dismantled the connection and form inclosed air exhaust chamber, air exhaust chamber is connected with air exhaust device, suction nozzle spare is used for absorbing the screw, automatic screwdriver's tool bit stretches into air exhaust intracavity is used for the lock to attach the screw.
The end part of the suction nozzle piece is provided with a positioning groove matched with the head part of the screw, and the air suction port of the suction nozzle piece is positioned in the positioning groove.
Wherein, the inner wall of the air suction port is provided with a vent groove for communicating the air suction cavity and the positioning groove.
The first component comprises a connecting body and a sealing cover, the connecting body is arranged on the supporting frame, the suction nozzle piece is arranged at one end of the connecting body, the sealing cover is arranged at the other end of the connecting body, and the cutter head penetrates through the sealing cover to extend into the air pumping cavity.
Wherein, be provided with swivel bearing in the extraction chamber, the tool bit is established in the swivel bearing.
The screw locking mechanism further comprises a mounting seat, the automatic screwdriver is mounted on the mounting seat, and the mounting seat is arranged on the supporting frame in a sliding mode.
The sliding guide structure is arranged between the mounting seat and the support frame and is a double-slider linear guide rail.
The screw locking mechanism further comprises a driving mechanism used for driving the mounting seat to move, the driving mechanism comprises a power device, a guide shaft, a lifting piece and an elastic piece, the power device is arranged on the supporting frame, one end of the guide shaft is arranged on a power output part of the power device, the other end of the guide shaft is provided with the lifting piece, the mounting seat is arranged in a sliding mode on the guide shaft and located between the power output part and the lifting piece, and the elastic piece is sleeved on the guide shaft and located between the power output part and the mounting seat.
The support frame is provided with an adjusting limiting structure, the adjusting limiting structure comprises a limiting column arranged on the support frame, and the limiting column is used for adjusting the stroke of the power device.
And a displacement detection device is arranged between the mounting seat and the support frame.
By adopting the technical scheme, the beneficial effects of the utility model are that:
the utility model provides a screw lock attaches mechanism through being split type structure with suction nozzle structural design, when the screw of different moments is attached to needs lock, need not to use many screw locks to attach the tool, only need change with the suction nozzle spare of screw looks adaptation can for a screw lock attaches the lock that the mechanism can accomplish the screw of different moments and attaches, compares with prior art, the utility model discloses screw lock attaches the mechanism commonality, and application scope is wide, has reduced the screw lock and has attached the tool, has reduced manufacturing cost.
Drawings
FIG. 1 is a schematic structural view of one side of the screw locking mechanism of the present invention;
FIG. 2 is a schematic structural view of the other side of the screw locking mechanism of the present invention;
FIG. 3 is a schematic structural view of a suction nozzle structure of the screw locking mechanism of the present invention;
FIG. 4 is a schematic structural view of a nozzle of the screw locking mechanism of the present invention;
in the figure: 1-support frame, 101-limit plate, 2-automatic screwdriver, 21-tool bit, 3-connector, 31-air suction port, 4-suction nozzle piece, 41-air suction port, 42-positioning groove, 43-air vent groove, 5-sealing cover, 51-sealing nut, 52-sealing gasket, 6-air suction cavity, 7-quick connector, 8-sealing nut, 9-rotary bearing, 10-spacer bush, 11-mounting seat, 12-double-slider linear guide rail, 13-power device, 14-guide shaft, 16-elastic piece, 17-nut, 18-limit column, 19-buffer, 201-detection switch and 202-detection piece.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
As shown in fig. 1 to 4, the screw locking mechanism includes a support frame 1, a suction nozzle structure disposed on the support frame 1, and an automatic screwdriver 2 slidably disposed on the support frame 1.
The suction nozzle structure comprises a first assembly and a suction nozzle piece 4, the first assembly and the suction nozzle piece 4 are detachably connected and form a closed air suction cavity 6, the air suction cavity 6 is connected with an air suction device, the suction nozzle piece 4 is used for sucking screws, and a tool bit 21 of the automatic screwdriver 2 extends into the air suction cavity 6 and is used for locking the screws.
In order to prevent the screw from being sucked and deviated, the present embodiment is provided with a positioning groove 42 matched with the head of the screw at the end of the suction nozzle piece 4, and the suction port 41 of the suction nozzle piece 4 is positioned in the positioning groove 42.
In order to increase the adsorption area and the adsorption force and improve the stability of the screw in the adsorption process, the present embodiment provides a vent groove 43 on the inner wall of the suction port 41 for communicating the suction chamber 6 with the positioning groove 42.
The plurality of air grooves 43 are uniformly distributed along the circumferential direction of the air suction port 41, and by adopting the structure, the stress of the screws in the adsorption process can be balanced, and the stability of the screws in the adsorption process can be further improved.
The first component in the embodiment comprises a connecting body 3 and a sealing cover 5, wherein the connecting body 3 is arranged on the support frame 1, the suction nozzle piece 4 is arranged at one end of the connecting body 3, the sealing cover 5 is arranged at the other end of the connecting body 3, and the cutter head 21 penetrates through the sealing cover 5 and extends into the air suction cavity 6.
Wherein, connector 3 passes through retaining member (like screw, bolt etc.) fixed mounting on support frame 1, suction nozzle 4 passes through seal nut 8 fastening on connector 3, is provided with extraction opening 31 on connector 3's the lateral wall, and extraction opening 31 department is connected with quick-operation joint 7, and quick-operation joint 7 is used for being connected with air exhaust device, and in the practical application, do not injure connector 3, the fixed mode of suction nozzle 4 to and the setting position of extraction opening 31, the designer can freely select according to the actual demand.
The seal cover 5 in this embodiment is composed of a seal nut 51 and a seal gasket 52 arranged in the seal nut 51, the seal gasket 52 is provided with a through hole capable of ensuring the sealing performance with the cutter head 21, the cutter head 21 is slidably arranged in the through hole, because Polyoxymethylene (POM) has high strength and rigidity, good elasticity and good wear resistance, in order to reduce the friction force between the cutter head 21 and the seal gasket 52 and reduce the influence of the seal gasket 52 on the torsion, the seal gasket 52 is preferably made of polyoxymethylene in this embodiment.
Since the main function of the rotating bearing is to support the mechanical rotator, reduce the friction coefficient during the movement process, and ensure the rotation precision, and the rotating bearing can bear the small-amplitude sliding of the mechanical rotator, the rotating bearing 9 for supporting the cutter head 21 is arranged in the air exhaust cavity 6, and the cutter head 21 is arranged in the rotating bearing 9.
In order to increase the guiding effect on the cutting head 21, reduce the swing amount of the end of the cutting head 21, and improve the screw locking yield, the present embodiment provides two rotary bearings 9, and the two rotary bearings 9 are spaced by the spacer 10.
The screw locking mechanism in this embodiment further includes a mounting seat 11, the automatic screw driver 2 is disposed on the mounting seat 11, and the mounting seat 11 is slidably mounted on the support frame 1.
In order to improve the sliding linearity of the mounting seat 11, the embodiment provides a sliding guide structure between the mounting seat 11 and the support frame 1.
The sliding guide structure is preferably a double-slider linear guide rail 12, the stability of the mounting seat 11 in the sliding process is improved by adopting the double-slider linear guide rail 12, and the swinging quantity of the end part of the tool bit 21 is further reduced, so that the locking yield of screws is further improved.
The screw locking mechanism in this embodiment further includes a driving mechanism for driving the mounting base 11 to move, the driving mechanism includes a power device 13, a guiding shaft 14, a lifting member (not shown in the figure) and an elastic member 16, the power device 13 is disposed on the support frame 1, one end of the guiding shaft 14 is disposed on a power output portion of the power device 13, the other end of the guiding shaft 14 is disposed with the lifting member, the mounting base 11 is slidably disposed on the guiding shaft 14 and located between the power output portion of the power device 13 and the lifting member, and the elastic member 16 is sleeved on the guiding shaft 14 and located between the power output portion of the power device 13 and the mounting base 11.
The guide shaft 14 in this embodiment is connected to the power output portion of the power device 13 through a screw, and two nuts 17 are connected to one end of the guide shaft 14 close to the power device 13 through a screw, so that the compression amount of the elastic member 16 is adjusted by adjusting the positions of the nuts 17 on the guide shaft 14, and further the axial force of the automatic screw driver 2 during the screwing process is adjusted.
Because the cylinder has a simple structure and is easy to install and maintain, the power device 13 in the embodiment is preferably an air cylinder, and an electric cylinder or a hydraulic cylinder can be used in practical application, which is not limited in the embodiment; the elastic member 16 in this embodiment is preferably a spring because of its superior elastic expansion and contraction capability.
In order to ensure the lock-attaching yield, the adjusting and limiting structure for adjusting and limiting the stroke of the power device 13 is arranged on the support frame 1, and the adjusting and limiting structure comprises a limiting column 18 arranged on the support frame 1, and the purpose of adjusting and limiting the stroke of the power device 13 is achieved by adjusting the height of the limiting column 18.
The support frame 1 in this embodiment is provided with a limiting plate 101, the limiting plate 101 is located below the driving mechanism, the limiting post 18 is disposed on the limiting plate 101 and is coaxial with the guide shaft 14, in this embodiment, the limiting post 18 is preferably a screw, and in practical application, a bolt or a screw may also be used, which is not limited in this embodiment.
In the embodiment, a buffer 19 for buffering the mounting seat 11 is disposed at a position of the limiting plate 101 corresponding to the mounting seat 11.
In order to further ensure the locking yield of the screws, in the embodiment, a displacement detection device is arranged between the mounting seat 11 and the support frame 1, the displacement detection device comprises a detection switch 201 arranged on the support frame 1 and a detection sheet 202 arranged on the mounting seat 11, when the screws are not driven to the bottom, the detection sheet 202 is positioned in the detection switch 201, and the detection switch 201 has no signal; when the screw is driven to the bottom, the detection sheet 202 is not in the detection switch 201, and the detection switch 201 has a signal.
Because the electric screwdriver has the advantages of small volume, light weight, high torque accuracy and the like, the automatic screwdriver 2 in the embodiment is preferably an electric screwdriver, and in practical application, a pneumatic screwdriver may also be used, which is not limited in this embodiment.
When the automatic screwdriver is used, the automatic screwdriver 2 is started, the air exhaust device is opened to exhaust the air exhaust cavity 6, the suction nozzle piece 4 sucks a screw, the power device 13 drives the guide shaft 14 to move downwards to the limiting column 18 to stop, meanwhile, the elastic piece 16 sleeved on the guide shaft 14 generates elastic force on the mounting seat 11, the mounting seat 11 and the automatic screwdriver 2 arranged on the mounting seat 11 are driven to move downwards through the elastic force, when the tool bit 21 of the automatic screwdriver 2 contacts the head of the screw adsorbed on the suction nozzle piece 4, the screw is automatically screwed into the groove of the head, and then the tool bit 21 screws the screw into a product, so that the locking of the screw is realized.
When the tool bit 21 needs to be separated from the screw, the power device 13 drives the guide shaft 14 to move upwards, so that the mounting seat 11 and the automatic screwdriver 2 arranged on the mounting seat 11 are driven by the pulling piece to move upwards, and the tool bit 21 is separated from the screw.
The utility model discloses the screw lock attaches mechanism attaches suction nozzle structural design for split type structure, when the screw of different moments is attached to needs lock, need not to use many screw locks to attach the tool, only need change with the suction nozzle spare 4 of screw looks adaptation can for a screw lock attaches the lock that the mechanism can accomplish the screw of different moments and attaches, just, the utility model discloses the screw lock attaches mechanism simple structure, and stability is good, when the lock attaches M1X 1.06's screw, the lock of its screw attaches the yield and can reach more than 95%.
To sum up, the utility model discloses screw lock attaches the commonality strong of mechanism, and application scope is wide, has reduced the screw lock and has attached the tool, has reduced manufacturing cost.
The present invention is not limited to the above specific embodiments, and those skilled in the art can make various changes without the labor of creation from the above conception, which falls within the protection scope of the present invention.
Claims (10)
1. The screw locking mechanism comprises a support frame, a suction nozzle structure arranged on the support frame and an automatic screwdriver arranged on the support frame in a sliding way, and is characterized in that,
the suction nozzle structure comprises a first assembly and a suction nozzle piece, the first assembly and the suction nozzle piece are detachably connected and form a closed air suction cavity, the air suction cavity is connected with an air suction device, the suction nozzle piece is used for sucking screws, and a tool bit of the automatic screwdriver extends into the air suction cavity and is used for locking the screws.
2. The screw locking mechanism of claim 1, wherein the end of the nozzle piece is provided with a positioning groove adapted to the head of the screw, and the suction port of the nozzle piece is located in the positioning groove.
3. The screw locking mechanism of claim 2, wherein a vent groove communicating the suction chamber and the positioning groove is formed on an inner wall of the suction port.
4. The screw locking mechanism of claim 1, wherein the first component comprises a connecting body and a sealing cover, the connecting body is disposed on the supporting frame, the suction nozzle is disposed at one end of the connecting body, the sealing cover is disposed at the other end of the connecting body, and the cutter head penetrates through the sealing cover and extends into the air suction cavity.
5. The screw locking mechanism of claim 1 wherein a rotary bearing is disposed within the pumping chamber and the bit is disposed within the rotary bearing.
6. The screw locking mechanism of any one of claims 1 to 5, further comprising a mounting block on which the automatic screwdriver is mounted, the mounting block being slidably disposed on the support frame.
7. The screw locking mechanism of claim 6, wherein a sliding guide structure is disposed between the mounting seat and the support frame, and the sliding guide structure is a double-slider linear guide.
8. The screw locking mechanism of claim 6, further comprising a driving mechanism for driving the mounting seat to move, wherein the driving mechanism comprises a power device, a guiding shaft, a lifting member and an elastic member, the power device is disposed on the supporting frame, one end of the guiding shaft is disposed on a power output portion of the power device, the other end of the guiding shaft is disposed with the lifting member, the mounting seat is slidably disposed on the guiding shaft and located between the power output portion and the lifting member, and the elastic member is sleeved on the guiding shaft and located between the power output portion and the mounting seat.
9. The screw locking mechanism of claim 8, wherein the support frame is provided with an adjustment limiting structure, the adjustment limiting structure comprises a limiting post arranged on the support frame, and the limiting post is used for adjusting the stroke of the power device.
10. The screw locking mechanism of claim 6, wherein a displacement detection device is disposed between the mounting base and the support bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022180743.5U CN213289366U (en) | 2020-09-28 | 2020-09-28 | Screw locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022180743.5U CN213289366U (en) | 2020-09-28 | 2020-09-28 | Screw locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213289366U true CN213289366U (en) | 2021-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022180743.5U Active CN213289366U (en) | 2020-09-28 | 2020-09-28 | Screw locking mechanism |
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| Country | Link |
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| CN (1) | CN213289366U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114505680A (en) * | 2022-03-28 | 2022-05-17 | 歌尔科技有限公司 | Screw machine |
| CN114952260A (en) * | 2022-04-02 | 2022-08-30 | 歌尔科技有限公司 | Screw machine |
| CN115255901A (en) * | 2022-08-16 | 2022-11-01 | 深圳市聚鑫视科技有限公司 | Screw locking method and device for flexible production |
| CN115990754A (en) * | 2021-10-20 | 2023-04-21 | 成都极米科技股份有限公司 | Screw locking auxiliary mechanism and screw locking device adopting same |
-
2020
- 2020-09-28 CN CN202022180743.5U patent/CN213289366U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115990754A (en) * | 2021-10-20 | 2023-04-21 | 成都极米科技股份有限公司 | Screw locking auxiliary mechanism and screw locking device adopting same |
| CN114505680A (en) * | 2022-03-28 | 2022-05-17 | 歌尔科技有限公司 | Screw machine |
| CN114952260A (en) * | 2022-04-02 | 2022-08-30 | 歌尔科技有限公司 | Screw machine |
| CN115255901A (en) * | 2022-08-16 | 2022-11-01 | 深圳市聚鑫视科技有限公司 | Screw locking method and device for flexible production |
| CN115255901B (en) * | 2022-08-16 | 2024-04-02 | 深圳市聚鑫视科技有限公司 | Screw locking method and device for flexible production |
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Effective date of registration: 20221130 Address after: 266104 No. 500, Songling Road, Laoshan District, Qingdao, Shandong Patentee after: GOERTEK TECHNOLOGY Co.,Ltd. Address before: 261031 north of Yuqing street, east of Dongming Road, high tech Zone, Weifang City, Shandong Province (Room 502, Geer electronics office building) Patentee before: GoerTek Optical Technology Co.,Ltd. |