A kind of screw feeder blade forming device
Technical field
The utility model relates to a kind of screw feeder blade forming device, belongs to the agricultural machinery welding technology field.
Background technology
It is by after the blanking of expanded view size that the routine of existing screw feeder blade is made, and severs a seam, levers up to link up each blade welding; One end is fixedly welded on the helical axis, and the other end draws with two jacks, draws rear blade and directly is welded on the helical axis; This production method is in the process of screw feeder blade forming, at any time the screw feeder blade to be welded on the helical axis, and two procedures is carried out simultaneously, and workman's workload is bigger; And owing to when the screw feeder blade forming, do not adjust the time, make that the pitch between each screw feeder blade produces bigger error, reduced product quality; And making not can manufacture of screw feeder blade, production efficiency is lower.
The utility model content
The problem that the utility model will solve provides a kind of screw feeder blade forming device that can improve production efficiency and product quality.
In order to address the above problem, the utility model adopts following technical scheme:
A kind of screw feeder blade forming device; Comprise frame, the top of said frame is provided with a power transmission shaft, and a wherein end and the Power Drive Unit of power transmission shaft are in transmission connection; Be provided with initiatively mould of spiral winding in the outside of power transmission shaft; End away from Power Drive Unit on the power transmission shaft is provided with spiral winding by dynamic model, and initiatively mode diameter is identical with pitch with winding with pitch for the passive mode diameter of said winding, twines by dynamic model and twine initiatively to be had the gap that can hold the screw feeder vane thickness between the mould.
Below be the further improvement of the utility model to such scheme:
Be provided with to be used for fixing to support away from an end of Power Drive Unit on the said frame and twine by the bracing or strutting arrangement of dynamic model, this bracing or strutting arrangement can move with twining by dynamic model.
Further improve: said bracing or strutting arrangement comprises the slide plate that is arranged on upper rack; Frame is provided with slide rail; Slide plate can slide along slide rail; On slide plate, vertically be provided with wallboard, wallboard be provided with can hold winding by dynamic model with twine the through hole that mould initiatively passes, said wallboard be provided with fixing twine by the fixture of dynamic model be used for the screw feeder blade is carried out the material guide device of guide.
Further improve: said material guide device comprise be positioned at winding by dynamic model with twine the initiatively material-guiding wheel of mould one side; Side at wallboard is provided with gripper shoe; Material-guiding wheel is provided with rotating shaft; The two ends of said rotating shaft are fixedly supported on respectively on gripper shoe and the wallboard, and said material-guiding wheel is provided with spiral deflector chute.
Further improve: said fixture comprises and twines the fixed bar that is fixedly connected by dynamic model that said fixed bar can be fixed on the wallboard.
Further improve: said Power Drive Unit comprises the reductor that is in transmission connection with power transmission shaft, on the said frame drive motors is installed, and is connected through belt transmission between said drive motors and the reductor.
Further improve: said end of twining the active mould is provided with the bridging wedge angle.
Further improve: on frame, be respectively equipped with and be used for twining the support wheel that mould initiatively supports near twining the position of both sides, mould bottom initiatively.
During work, the end brill of screw feeder blade is gone up locating hole, an end that will have locating hole then passes the deflector chute on the material-guiding wheel; Make locating hole hang on the bridging wedge angle, start drive motors then and drive reductor and power transmission shaft and twine the rotation of active mould, be connected owing to twine by dynamic model and winding active mould; Make to twine and moved along power transmission shaft, be fixed together by dynamic model and wallboard, slide plate and material guide device that an end of screw feeder blade is fixed on and twines the initiatively end of mould owing to twine by dynamic model; Like this, in twining the process that is moved by dynamic model, just constantly the screw feeder blade is brought into winding and is initiatively formed helical structure in the gap between the mould by dynamic model and winding; Until last moulding, during the material returned, drive motors is reversed; Make to twine by dynamic model and retreat until mould separate with twining initiatively, the screw feeder blade of forming is taken off and gets final product repetitive operation according to this from twining the active mould; The screw feeder blade of standard be can produce in batches, product quality and production efficiency improved greatly.
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Description of drawings
Accompanying drawing 1 is the structural representation of the utility model embodiment;
Accompanying drawing 2 is the left view of accompanying drawing 1.
Among the figure: the 1-frame; The 2-reductor; The 3-drive motors; The 4-belt; The 5-power transmission shaft; 6-twines initiatively mould; The 7-slide rail; The 8-slide plate; The 9-support wheel; 10-twines by dynamic model; The 11-wallboard; The 12-deflector chute; The 13-material-guiding wheel; The 14-rotating shaft; The 15-through hole; 16-bridging wedge angle; The 17-gripper shoe; The 18-fixed bar; The 19-fixed head; The 20-latch.
The specific embodiment
Embodiment, as shown in Figure 1, a kind of screw feeder blade forming device; Comprise frame 1, the top of said frame 1 is provided with a power transmission shaft 5, and a wherein end and the Power Drive Unit of power transmission shaft 5 are in transmission connection; Be provided with initiatively mould 6 of spiral winding in the outside of power transmission shaft 5; End away from Power Drive Unit on the power transmission shaft 5 is provided with spiral winding by dynamic model 10, and initiatively mould 6 diameters are identical with pitch with winding with pitch by dynamic model 10 diameters in said winding, twine by dynamic model 10 and twine initiatively to be had the gap that can hold the screw feeder vane thickness between the mould 6; When power transmission shaft 5 rotated, winding can be selected between the gap at the spiral shell that twines active mould 6 along power transmission shaft 5 by dynamic model 10 and slide.
Be provided with to be used for fixing to support away from an end of Power Drive Unit on the said frame 1 and twine by the bracing or strutting arrangement of dynamic model 10, this bracing or strutting arrangement can move with twining by dynamic model 10.
Said Power Drive Unit comprises the reductor 2 that is in transmission connection with power transmission shaft 5, on the said frame 1 drive motors 3 is installed, and is connected through belt transmission between said drive motors 3 and the reductor 2.
Said fixed support device comprises the slide plate 8 that is arranged on frame 1 top; Frame 1 is provided with slide rail 7; Slide plate 8 can slide along slide rail 7; On slide plate 8, vertically be provided with wallboard 11, wallboard 11 be provided with can hold winding by dynamic model 10 with twine the through hole 15 that mould 6 initiatively passes, said wallboard 11 be provided with fixing twine by the fixture of dynamic model 10 be used for the screw feeder blade is carried out the material guide device of guide.
Said material guide device comprise be positioned at winding by dynamic model 10 with twine the initiatively material-guiding wheel 13 of mould 6 one sides; Side at wallboard 11 is provided with gripper shoe 17; Material-guiding wheel 13 is provided with rotating shaft 14; The two ends of said rotating shaft 14 are fixedly supported on respectively on gripper shoe 17 and the wallboard 11, and said material-guiding wheel 13 is provided with spiral deflector chute 12.
Said end of twining active mould 6 is provided with bridging wedge angle 16, makes things convenient for the fixing and conveying of screw feeder blade.
On frame 1, be respectively equipped with and be used for twining the support wheel 9 that mould 6 initiatively supports near twining the position of both sides, mould 6 bottom initiatively.
As shown in Figure 2; Said fixture comprises and twines the fixed bar 18 that is fixedly connected by dynamic model 10; Said fixed bar 18 is close to the outside of wallboard 11, on wallboard 11, is fixed with a fixed head 19, and said fixed head 19 is provided with the groove that can hold fixed bar 18; Position near the groove outside on fixed head 19 is provided with two counterbores, in counterbore, is provided with and is used for preventing the latch 20 that fixed bar 18 is deviate from from groove.
During work, the end brill of screw feeder blade is gone up locating hole, an end that will have locating hole then passes the deflector chute 12 on the material-guiding wheel 13; Make locating hole hang on the bridging wedge angle 16, start drive motors 3 then and drive reductor 2 and power transmission shaft 5 and initiatively mould 6 rotations of winding, be connected owing to twine by dynamic model 10 and twine active mould 6; Make to twine and moved along power transmission shaft 5, be fixed together that an end of screw feeder blade is fixed on and twines the initiatively end of mould 6 owing to twine by dynamic model 10 and wallboard 11, slide plate 8 and material guide device by dynamic model 10; Like this, in twining the process that is moved by dynamic model 10, just constantly the screw feeder blade is brought into winding and is initiatively formed helical structure in the gap between the mould 6 by dynamic model 10 and winding; Until last moulding; During the material returned,, make to twine and retreat until opening in 6 minutes with winding active mould by dynamic model 10 with drive motors 3 counter-rotatings; The screw feeder blade of forming is taken off and gets final product from twining initiatively mould 6; Repetitive operation according to this can be produced the screw feeder blade of standard in batches, has improved product quality and production efficiency greatly.