A kind of automatic screw is fed fastening system
Technical field
It the utility model is related to assembly system, more particularly to a kind of automatic screw feed fastening system.
Background technology
Automatic screw fixing machine realizes the automatic of screw using arranged type and air-sweeping type two ways mostly in the market
Feeding and lock are paid, and most screw fixing machine can only once play a screw, and multiple screws can be played by also having, but its structure
It is complicated;Furthermore the screw of some different sizes needs to exchange the size of screwdriver when mounted, and tuning process is complicated, screws
Machine also can be because of other factors screw from not being marked, it is therefore needed to provide a kind of can not only play multiple screws, while can quickly more
Specification is changed to realize that the instant lock of different size screw pays occasion.
Utility model content
The utility model provides a kind of automatic screw feed fastening system, the above mentioned problem of solution.
To solve the above problems, the technical scheme that the utility model is provided is as follows:
A kind of automatic screw is fed fastening system, including for by screw auto-sequencing and being delivered to the screw of end and shaking
Batcher and the mechanism that screws, the output end of screw vibrating feeder are connected by tracheae with the mechanism pipe that screws;It is described to beat spiral shell
Silk mechanism is sequentially provided with support frame, for making the drive device, reinforcing plate, the turn of the screw that screwing device moves up and down from back to front
Device, the press fit device for being used for being fixed part to be screwed is provided with the side of screwing device, under screwing device
End, which is provided with, to be used to detect the detection components that screw whether there is;
The screwing device includes stepper motor, rotary shaft, framework, the master gear part being located in framework and multiple from tooth
Gear member, the stepper motor, rotary shaft and master gear part are sequentially connected from top to bottom, multiple described to be uniformly distributed from gear member
In the outside of the master gear part;
Vertical rotating axle is respectively and fixedly provided with from the center of gear member described in multiple, the lower end of the vertical rotating axle is all provided with
There is the connector for fixed screw knife or sleeve, the lower section of the connector is provided with sleeve pipe, and tracheae screw outlet-inclined impeller vane is set
In the side of the connector, the upper port of described sleeve pipe is undertaken in the lower port of the tracheae screw outlet.
Preferably, the drive device includes electric rotating machine and ball screw, and the fixing end of the electric rotating machine is located at institute
The top plate upper wall of support frame is stated, the working end of the electric rotating machine is fixedly connected with the upper end of the ball screw;The ball
Feed screw nut's outer wall of screw mandrel is provided with screw mandrel slide rail contiguous block, before the rear wall and support frame as described above of the screw mandrel slide rail contiguous block
Vertical rails on plate are slidably connected, and the antetheca of the screw mandrel slide rail contiguous block is fixedly connected with the reinforcing plate.
Preferably, the press fit device includes pressing lift cylinder, pressing support and presses part to be screwed for reducing
When produce the buffering press part of lower pressure;Before the fixing end of the pressing lift cylinder is by pressing support and the reinforcing plate
Wall is fixedly connected, and the working end of the pressing lift cylinder is fixedly connected with the buffering press part.
Preferably, the detection components include being used to detect sensor and fixing rack for sensor that screw whether there is.
Preferably, the rear side of support frame as described above is provided with multiple for detecting the U-shaped of the screwing device amount of moving up and down
Sensor and U-shaped sensor stand, the side of the reinforcing plate are provided with the Z axis sensor washer with the U-shaped sensor matching.
It is relative to the beneficial effect of prior art, using such scheme, the utility model is simple in construction, easy to use;
Multiple screws can be played simultaneously from gear member provided with multiple;Provided with the connector for fixed screw knife or sleeve, Ke Yitong
The screwdriver for installing different size or sleeve are crossed to be applicable the screw of different model specification;Detection components can detect screw
In the no screw hole for being thrown into part to be screwed, it is applicable different types of screw and is fixedly mounted.
Brief description of the drawings
, below will be to embodiment or prior art for clearer explanation embodiment or technical scheme of the prior art
The accompanying drawing used needed for description is briefly described, it is clear that, drawings in the following description are only the one of utility model
A little embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these
Accompanying drawing obtains other accompanying drawings.
Fig. 1 is overall structure diagram of the present utility model;
Fig. 2 is screwing device structural representation of the present utility model.
Shown in above legend:1st, support frame;2nd, drive device;3rd, reinforcing plate;4th, screwing device, 401, stepping electricity
Machine, 402, rotary shaft, 403, master gear part, 404, framework, 405, vertical rotating axle, 406, from gear member, 407, even
Fitting, 408, sleeve pipe, 409, the outlet of tracheae screw;5th, press fit device;6th, detection components.
Embodiment
For the ease of understanding the utility model, below in conjunction with the accompanying drawings and specific embodiment, the utility model is carried out more detailed
Thin explanation.Preferred embodiment of the present utility model is given in accompanying drawing.But the utility model can be with many different
Form is realized, however it is not limited to embodiment described by this specification.On the contrary, the purpose for providing these embodiments is made to this
The understanding of the disclosure of utility model more thorough and comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term used in this specification " fixation ", " being integrally formed ",
For illustrative purposes only, in figure, the similar unit of structure is to identical label for "left", "right" and similar statement
Sign.
Unless otherwise defined, technology all used in this specification and scientific terminology are with belonging to skill of the present utility model
The implication that the technical staff in art field is generally understood that is identical.In art used in the description of the present utility model in this specification
Language is intended merely to describe the purpose of specific embodiment, is not intended to limit the utility model.
As shown in figure 1, embodiment 1 of the present utility model is:
A kind of automatic screw is fed fastening system, including for by screw auto-sequencing and being delivered to the screw of end and shaking
Batcher and the mechanism that screws, the output end of screw vibrating feeder are connected by tracheae with the mechanism pipe that screws;It is described to beat spiral shell
Silk mechanism is sequentially provided with support frame 1, for making drive device 2, reinforcing plate 3 that screwing device 4 moves up and down, twisting from back to front
Screw device 4, the press fit device 5 for being used for being fixed part to be screwed is provided with the side of screwing device 4, is filled in the turn of the screw
Put 4 lower end be provided be used for detect the detection components 6 that screw whether there is.
Embodiment 2, as shown in Fig. 2 the screwing device 4 includes stepper motor 401, rotary shaft 402, framework 404, set
Master gear part 403 in framework 404 and two are from gear member 406, the stepper motor 401, rotary shaft 402 and master gear part
403 are sequentially connected from top to bottom, are evenly distributed in the outside of the master gear part 403, main tooth described in two from gear member 406
Gear member 403 engages with two from gear member 406;Described in two vertical rotating axle is equipped with from the center of gear member 406
405, the lower end of two vertical rotating axles 405 is equipped with the connector 407 for fixed screw knife or sleeve, the company
The lower section of fitting 407 is provided with sleeve pipe 408, and tracheae screw outlet 409 tilts the side for being located at the connector 407, described sleeve pipe
408 upper port is undertaken in the lower port of the tracheae screw outlet 409.
Further, in order to detect in sleeve pipe 408 whether enter screw, photoelectric sensor can be installed in sleeve pipe 408.
Further, the lower end of connector 407 can install the screwdriver or sleeve of matching screw model specification, in order that spiral shell
Silk is preferably thrown into screw hole, screwdriver or sleeve can band be magnetic, can preferably adsorb screw.
Embodiment 3, it is preferred that the drive device 2 includes electric rotating machine and ball screw, the fixation of the electric rotating machine
End is located at the top plate upper wall of support frame as described above 1, and the working end of the electric rotating machine is fixedly connected with the upper end of the ball screw;
Feed screw nut's outer wall of the ball screw overcoat is fixedly connected with screw mandrel slide rail contiguous block, the rear wall of the screw mandrel slide rail contiguous block
It is slidably connected with the vertical rails on the foreboard of support frame as described above 1, the antetheca of the screw mandrel slide rail contiguous block and the reinforcing plate 3
Rear wall be fixedly connected;Further, the electric rotating machine work of drive device 2 drives ball screw rotation, screw mandrel slide rail contiguous block
With feed screw nut's moving up and down with the rotation of ball screw, and then reinforcing plate 3 then realizes up and down motion.
Preferably, the press fit device 5 includes pressing lift cylinder, pressing support and presses part to be screwed for reducing
When produce the buffering press part of lower pressure;The fixing end of the pressing lift cylinder is by pressing support and the reinforcing plate 3
Antetheca is fixedly connected, and the working end of the pressing lift cylinder is fixedly connected with the buffering press part;
Further, press fit device 5 is used to make the junction of part to be screwed closer, in order to which screwing device 4 is more preferable
Screw is thrown into screw hole and tightened again;The lift cylinder work of press fit device 5, make its corresponding expansion link elongation, so as to
Buffering press part is set to be pushed with contact to be screwed.
Further, part to be screwed is damaged by pressure in order to prevent from buffering press part, the lower end for buffering press part can be with installing force
Quick element, for detecting the size of lower pressure;Buffering press part can be bolt, and force sensing element is installed in the lower end of screw,
The outside installation spring of bolt, and spring stretches out a part from lower end.
Preferably, the detection components 6 include being used to detect sensor and fixing rack for sensor that screw whether there is;Enter one
Step, after the work of screwing device 4, the sensor in detection components 6 can detect in the screw hole of part to be screwed whether by
Screw is thrown into, so as to avoid screw from not being marked;The sensor that detection screw whether there is can be laser sensor.
Preferably, the rear side of support frame as described above 1 is provided with multiple U for being used to detect the amount of moving up and down of screwing device 4
Type sensor and U-shaped sensor stand, the side of the reinforcing plate 3 are provided with the Z axis sensor shelves with the U-shaped sensor matching
Piece.
Operation principle:
When the part that screws is in the lower section for the mechanism that screws, press fit device works, and it is buffered general who has surrendered under press part
Part pressing to be screwed compresses;
Then drive device works, and makes its corresponding ball screw rotation so that the screwing device in reinforcing plate according to
The first height of setting is dropped down onto under U-shaped sensor sensing according to the installation of support frame rear wall, screw exports through screw vibrating feeder
Tracheae screw exit is passed to, is entered along the outlet blowout of tracheae screw in sleeve pipe, the photoelectric sensor set in sleeve pipe
When having sensed screw, while the magnetic screw driver of connector lower end or magnetic sleeve adsorb screw, subsequent stepper motor
Work, rotary shaft rotation is driven, and then master gear part rotates, and drives two of side to be rotated from gear member, makes vertical rotating axle
Rotation, and then the screwdriver of connector lower end or sleeve are rotated with screw and thrown into the screw hole of part to be screwed.
Sensor in last detection components can detect whether screw is thrown into the screw hole of part to be screwed, if
Screw is not thrown into screw hole, then screwing device task again, screw is thrown into screw hole again.
It is relative to the beneficial effect of prior art, using such scheme, the utility model is simple in construction, easy to use;
Multiple screws can be played simultaneously from gear member provided with multiple;Provided with the connector for fixed screw knife or sleeve, Ke Yitong
The screwdriver for installing different size or sleeve are crossed to be applicable the screw of different model specification;Detection components can detect screw
In the no screw hole for being thrown into part to be screwed, it is applicable different types of screw and is fixedly mounted.
It should be noted that above-mentioned each technical characteristic continues to be mutually combined, the various embodiments not being enumerated above are formed,
It is accordingly to be regarded as the scope of the utility model specification record;Also, for those of ordinary skills, can be according to above stating
It is bright to be improved or converted, and all these modifications and variations should all belong to the protection model of the appended claims for the utility model
Enclose.