CN202922182U - Automatic screw driving device - Google Patents
Automatic screw driving device Download PDFInfo
- Publication number
- CN202922182U CN202922182U CN 201220612102 CN201220612102U CN202922182U CN 202922182 U CN202922182 U CN 202922182U CN 201220612102 CN201220612102 CN 201220612102 CN 201220612102 U CN201220612102 U CN 201220612102U CN 202922182 U CN202922182 U CN 202922182U
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- China
- Prior art keywords
- screw
- negative pressure
- automatic
- tightening device
- automatic screw
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses an automatic screw driving device. The automatic screw driving device is characterized in that the automatic screw driving device comprises a work table (1), a vibrating tray (13) is arranged on the work table (1), a discharging opening of the vibrating tray (13) is connected with one end of a linear conveyer (2), a screw fetching mechanism (4) is arranged at the part of the other end opening of the linear conveyer (2), a negative pressure clamp (5) is arranged above the screw fetching mechanism (4), the lower part of a screw driving unit (6) is arranged in the negative pressure clamp (5), and the upper end of the screw driving unit (6) is connected with an output end of a screw driver motor (7). The work process of automatically driving combination screws into a workpiece can be realized by the automatic screw driving device disclosed by the utility model, so that the production efficiency is effectively improved, and the labor intensity is lowered.
Description
Technical field
The utility model relates to a kind of automatic screw tightening device, especially can carry out quick and Automatic Assembling to the screw assemblies with pad.
Background technology
At present, the device of existing automatic screw tightening generally can only be applicable to the occasion of simple screw assembling, namely adopt the screw of standard, by isolated plant, screw is assemblied in workpiece, and for the screw assemblies with flat shim and elastomeric pad, this device is also inapplicable, and most of production occasions still adopt artificial mode to carry out, production efficiency is lower, and the assembling effect is not good enough yet.
Summary of the invention
The purpose of this utility model be exactly for overcome existing automatic screw tightening device can not high efficiency assembling with the defective of shim screw, a kind of automatic screw tightening device is provided, this device can be stablized the screw assemblies of automatic delivering belt pad fast and tighten in workpiece, whole process is completed automatically, need not manual intervention.
The technical solution adopted in the utility model is as follows:
A kind of automatic screw tightening device, it is characterized in that it includes workbench, vibrating disk is installed on workbench, the discharging opening of charging tray of shaking is connected with straight line feeder one end, the straight line feeder other port is provided with gets screw mechanism, be provided with the negative pressure fixture above getting screw mechanism, twist bottom, screw unit and be arranged in the negative pressure fixture, twist upper end, screw unit and be connected with the output of screw cutter motor.
Described screw cutter motor is arranged on adjustable shelf, and adjustable shelf is connected with the piston rod of cylinder by floating junction, and described cylinder is arranged on workbench by support.
Slide rail on described adjustable shelf and support is slidably connected, and the slide rail on negative pressure fixture and adjustable shelf is slidably connected.
The described screw mechanism of getting comprises the level connection joint piece, vertical contiguous block, the approach switch spring leaf, pin and slide block, described level connection joint piece is arranged on vertical contiguous block top, and the both sides of level connection joint piece are equipped with spring leaf, and the inboard of both sides spring leaf is separately installed with two relative slide blocks, form the chute that enters for screw assemblies between two slide blocks, described approach switch is arranged on vertical contiguous block dorsal part by pin.
Described stubborn screw unit comprises motor, sliding sleeve, axle, chuck, spring, bearing and screwdriver bit, screwdriver bit is arranged in the negative pressure fixture, and the screwdriver bit upper end is connected with chuck, and chuck is connected with the output of motor by axle, described outer shaft sleeve has sliding sleeve, and the both sides of chuck are equipped with spring and bearing.
Described screw assemblies comprises screw, and flat shim and elastomeric pad are installed on the threaded rod of screw, and flat shim is between the head of screw and elastomeric pad of screw.
The beneficial effects of the utility model have:
Can realize automatically that screw assemblies is screwed into the course of work of workpiece, thereby effectively enhance productivity, reduce labour intensity.
Description of drawings
Fig. 1 is overall appearance figure of the present utility model.
Fig. 2 is main body mechanism outside drawing of the present utility model.
Fig. 3 is the screw assemblies schematic diagram in the present embodiment.
Fig. 4 is screw assemblies material fetching mechanism decomposing schematic representation.
Fig. 5 is screw assemblies material fetching mechanism profile.
Fig. 6 is nut runner structure decomposing schematic representation.
The specific embodiment
The utility model is further described below in conjunction with accompanying drawing:
the utility model is by the vibrating disk auto arrangement and carries screw assemblies, by the feed appliance that directly shakes, screw assemblies is sent into positioning fixture, the process of getting screw and stubborn screw realizes on a covering device simultaneously, the mechanism of getting screw picks up screw by a mechanism with depression generator that is attached to the screwdriver bit front end by negative pressure, by air cylinder driven make get screw mechanism descending and draw screw after, mechanism continues descending, after screw assemblies contact plastics part, the negative pressure device upward sliding, the screwdriver bit of rotation passes negative pressure generator and contacts and press down head of screw, force screw to screw in plastic, after screw-driving, get screw and the nut runner structure returns, complete and twist the screw action, and the work of preparing the next round automatic screw tightening.
As shown in Figure 1, its concrete structure of the utility model includes workbench 1, vibrating disk 13 is installed on workbench 1, the discharging opening of charging tray 13 of shaking is connected with straight line feeder 2 one ends, straight line feeder 2 other ports are provided with gets screw mechanism 4, get screw mechanism 4 tops and be provided with negative pressure fixture 5, twist 6 bottoms, screw unit and be arranged in negative pressure fixture 5, twist 6 upper ends, screw unit and be connected with the output of screw cutter motor 7.Negative pressure fixture 5 produces negative pressure by vacuum generator, utilizes negative-pressure adsorption to pick up screw.There is the circular hollow pipeline negative pressure fixture 5 its inside, and its lower end is connected with a hollow pipe, and there is the valve connecting hole side, and is connected with vacuum generator.
As shown in Figure 2, the utility model screw cutter motor 7 is arranged on adjustable shelf 14, and adjustable shelf 14 is connected with the piston rod of cylinder 8 by floating junction 9, and cylinder 8 is arranged on workbench 1 by support 12.Slide rail 10 on adjustable shelf 14 and support 12 is slidably connected, and the slide rail 11 on negative pressure fixture 5 and adjustable shelf 14 is slidably connected.
Fig. 3 provides the architectural feature of the applicable a kind of screw assemblies of the present embodiment, and this screw assemblies J6 comprises screw S1, and flat shim S2 and elastomeric pad S3 are installed on the threaded rod of screw S1, and flat shim S2 is between the head of screw and elastomeric pad S3 of screw S1.These three parts are loose assembling, but not slippage.
in Fig. 1, screw assemblies J6 aligns order after by vibrating disk 13 permutations and sends, enter straight line feeder 2, the track 3 of straight line feeder 2 with get screw mechanism 4 and be connected, screw assemblies J6 is sent into get in screw mechanism 4, getting screw mechanism 4 is connected with stubborn screw unit 6, stubborn screw unit 6 is connected with the slide block of slide rail 10, and moved up and down by the driving of cylinder 8, in the slide block down process of slide rail 10, get screw mechanism and enter by 5 absorptions of negative pressure fixture the screw assemblies J6 that gets screw mechanism 4, motor 7 begins rotation simultaneously, after screw assemblies J6 touches workpiece, stubborn screw unit 6 stops descending, but cylinder 8 continues action, force and twist screw unit 6 and produce relative slidings along slide rail 11, make the screwdriver bit N6 that twists in screw unit 6 move down and pass negative pressure fixture 5, the screwdriver bit N6 of rotation contacts and pushes screw assemblies J6, screw assemblies J6 is screwed in workpiece, complete and tighten assembling, then cylinder 8 is return, and drive whole nut runner structure return, then, screw assemblies in straight line feeder continues to enter gets the screw fixture, begin the assembling process of tightening of next round.
As shown in Figure 4 and Figure 5, get screw mechanism 4 and mainly comprise contiguous block J1, contiguous block J5, approach switch J2, spring leaf J3, pin J4, slide block J7, level connection joint piece J1 is arranged on vertical contiguous block J5 top, and the both sides of level connection joint piece J1 are equipped with spring leaf J3, and the inboard of both sides spring leaf J3 is separately installed with two relative slide block J7, form the chute that enters for screw assemblies J6 between two slide block J7, two slide block J7 are pushed by spring leaf J3, but consist of the mechanism of the folding of an activity, screw assemblies is stopped and break away from.Whether described approach switch J2 is arranged on vertical contiguous block J5 dorsal part by pin J4, put in place for detection of screw assemblies.Get screw mechanism 4 its effects and be and obtain a screw assemblies and stop from straight line feeder, the negative pressure fixture 5 of twisting the screw unit enters wherein, adsorbs screw and presses down, and screw assemblies is broken away from and enter workpiece.its course of work is: when cylinder 8 does not begin to move, slide block J7 is pushed by spring leaf J3, consist of telescopic pincer-like fixture, passage in the middle of two slide block J7 can just satisfy screw assemblies J6 and enter, screw assemblies J6 enters under straight line feeder drives and gets screw mechanism 4, rest on two slide block J7, after approach switch J2 detects screw and puts in place, cylinder 8 actions are descending, the descending contact of negative pressure fixture 5 is also drawn screw assemblies J6, continue negative pressure fixture 5 extruding slide block J7 in descending process, and slide block J7 is after breaking through the resistance opened with certain angle of spring leaf J3 under the lateral compression effect of negative pressure fixture 5, screw assemblies J6 is fallen, break away from and get screw mechanism 4 and enter workpiece.
As shown in Figure 6, the stubborn screw of the utility model unit 6 comprises motor 7, sliding sleeve N1, axle N2, chuck N3, spring N4, bearing N5 and screwdriver bit N6.Screwdriver bit N6 is arranged in negative pressure fixture 5, and screwdriver bit N6 upper end is connected with chuck N3, and chuck N3 is connected with the output of motor 7 by axle N2, and described axle N2 overcoat has sliding sleeve N1, and the both sides of chuck N3 are equipped with spring N4 and bearing N5.Twisting screw unit 6 its effects is to screw screw, its course of work is: after negative pressure fixture 5 is drawn to screw assemblies J6, under the effect of cylinder 8, stubborn screw unit is descending, and the extruding screw assemblies enters workpiece, and the negative pressure fixture slides along slide block 11, make screwdriver bit N6 stretch out negative pressure fixture 5, touch screw assemblies J6, motor rotarily drives screwdriver bit N6 and rotates, and screw assemblies is screwed into workpiece.
Other undeclared part that the utility model relates to is same as the prior art.
Claims (6)
1. automatic screw tightening device, it is characterized in that it includes workbench (1), vibrating disk (13) is installed on workbench (1), the discharging opening of charging tray (13) of shaking is connected with straight line feeder (2) one ends, straight line feeder (2) other port is provided with gets screw mechanism (4), be provided with negative pressure fixture (5) above getting screw mechanism (4), twist bottom, screw unit (6) and be arranged in negative pressure fixture (5), twist upper end, screw unit (6) and be connected with the output of screw cutter motor (7).
2. automatic screw tightening device according to claim 1, it is characterized in that described screw cutter motor (7) is arranged on adjustable shelf (14), adjustable shelf (14) is connected with the piston rod of cylinder (8) by floating junction (9), and described cylinder (8) is arranged on workbench (1) by support (12).
3. automatic screw tightening device according to claim 2, is characterized in that the slide rail (10) on described adjustable shelf (14) and support (12) is slidably connected, and the slide rail (11) on negative pressure fixture (5) and adjustable shelf (14) is slidably connected.
4. automatic screw tightening device according to claim 1, it is characterized in that the described screw mechanism (4) of getting comprises level connection joint piece (J1), vertical contiguous block (J5), approach switch (J2), spring leaf (J3), pin (J4) and slide block (J7), described level connection joint piece (J1) is arranged on vertical contiguous block (J5) top, the both sides of level connection joint piece (J1) are equipped with spring leaf (J3), the inboard of both sides spring leaf (J3) is separately installed with two relative slide blocks (J7), form the chute that enters for screw assemblies (J6) between two slide blocks (J7), described approach switch (J2) is arranged on vertical contiguous block (J5) dorsal part by pin (J4).
5. automatic screw tightening device according to claim 1, it is characterized in that described stubborn screw unit (6) comprises motor (7), sliding sleeve (N1), axle (N2), chuck (N3), spring (N4), bearing (N5) and screwdriver bit (N6), screwdriver bit (N6) is arranged in negative pressure fixture (5), screwdriver bit (N6) upper end is connected with chuck (N3), chuck (N3) is connected with the output of motor (7) by axle (N2), described axle (N2) overcoat has sliding sleeve (N1), and the both sides of chuck (N3) are equipped with spring (N4) and bearing (N5).
6. automatic screw tightening device according to claim 1, it is characterized in that described screw assemblies (J6) comprises screw (S1), flat shim (S2) and elastomeric pad (S3) are installed on the threaded rod of screw (S1), and flat shim (S2) is positioned between the head of screw and elastomeric pad (S3) of screw (S1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220612102 CN202922182U (en) | 2012-11-19 | 2012-11-19 | Automatic screw driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220612102 CN202922182U (en) | 2012-11-19 | 2012-11-19 | Automatic screw driving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202922182U true CN202922182U (en) | 2013-05-08 |
Family
ID=48212175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220612102 Expired - Fee Related CN202922182U (en) | 2012-11-19 | 2012-11-19 | Automatic screw driving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202922182U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102922269A (en) * | 2012-11-19 | 2013-02-13 | 江苏省苏中建设集团股份有限公司 | Device for automatically twisting bolt |
| CN103465012A (en) * | 2013-09-05 | 2013-12-25 | 外商独资江苏领先电子有限公司 | Automatic tightening device for screws for connecting radiating fins with crystals |
| CN103495858A (en) * | 2013-09-27 | 2014-01-08 | 陈其明 | Automatic screw screwing device and method for screwing screw thereof |
| CN108817256A (en) * | 2018-07-24 | 2018-11-16 | 浙江长华汽车零部件股份有限公司 | High-accuracy high-efficiency wing nut automatic integratedization punch forming device |
-
2012
- 2012-11-19 CN CN 201220612102 patent/CN202922182U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102922269A (en) * | 2012-11-19 | 2013-02-13 | 江苏省苏中建设集团股份有限公司 | Device for automatically twisting bolt |
| CN103465012A (en) * | 2013-09-05 | 2013-12-25 | 外商独资江苏领先电子有限公司 | Automatic tightening device for screws for connecting radiating fins with crystals |
| CN103465012B (en) * | 2013-09-05 | 2015-12-16 | 外商独资江苏领先电子有限公司 | Connect the screw rod automatic screwing device of fin and crystal |
| CN103495858A (en) * | 2013-09-27 | 2014-01-08 | 陈其明 | Automatic screw screwing device and method for screwing screw thereof |
| CN103495858B (en) * | 2013-09-27 | 2017-02-08 | 陈其明 | Automatic screw screwing device and method for screwing screw thereof |
| CN108817256A (en) * | 2018-07-24 | 2018-11-16 | 浙江长华汽车零部件股份有限公司 | High-accuracy high-efficiency wing nut automatic integratedization punch forming device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20151119 |
|
| EXPY | Termination of patent right or utility model |