A kind of auger spindle nose welder
Technical field
The utility model relates to a kind of auger spindle nose welder, belongs to the agricultural machinery welding technology field.
Background technology
The structure of the assorted surplus screw-conveyer-shaft on the existing harvester is as shown in Figure 1, comprises a straight tube 1, is plugged with spindle nose 2 respectively at the two ends of straight tube 1; A wherein end of spindle nose 2 is provided with fabrication hole 3, the other end be inserted in the straight tube 1 and and straight tube 1 between adopt and be welded to connect, present manufacturer is when welding between spindle nose 2 and the straight tube 1; Mostly adopt by hand spindle nose 2 is injected in the straight tubes 1, whether overlapping through perusal axis between the two, and then weld; So just often cause the axis of the spindle nose 2 at straight tube 1 two ends to produce very big error; Make it that packing auger blade can not be installed, occurrence of waste has increased production cost.
The utility model content
The problem that the utility model will solve provides a kind of auger spindle nose welder that can improve welding efficiency and welding quality, reduce production costs.
In order to address the above problem, the utility model adopts following technical scheme:
A kind of auger spindle nose welder; Comprise frame; It is characterized in that: an end of said frame is provided with positioner, and the other end is provided with holding device, between positioner and holding device, is provided with two welding guns; Said frame rear is provided with two welding machines, said two welding guns and the corresponding electrical connection respectively of two welding machines.
Below be the further improvement of the utility model to such scheme:
Said positioner comprises and is fixedly mounted on the wherein hold-down support of an end of frame; Side near welding gun on hold-down support is provided with the rotation addendum cone; Be rotationally connected through bearing between said rotation addendum cone and the hold-down support, the rear end of rotating addendum cone is arranged in the hold-down support and with the drive motors that is installed in the hold-down support and is in transmission connection.
Further improve:
Said holding device comprises the mobile support saddle that is slidingly connected with frame; Side near welding gun on the said mobile support saddle is equipped with the clamping addendum cone; Clamp between addendum cone and the mobile support saddle and slidably is connected, the rear end of said clamping addendum cone and the cylinder that is installed on the mobile support saddle are in transmission connection.
Further improve: said clamping addendum cone is positioned on the same axis with the rotation addendum cone.
Further improve: be separately installed with the welding gun support near rotating addendum cone with the position that clamps addendum cone on the said frame, the welding gun supporting seat is installed on the welding gun support, said welding gun is fixed on the welding gun supporting seat.
Further improve: be provided with two cover screw-conveyer-shaft bracing or strutting arrangements in the position of rotating addendum cone and clamp between the addendum cone on the said frame, certain at interval distance between the two cover screw-conveyer-shaft bracing or strutting arrangements.
Further improve: every cover screw-conveyer-shaft bracing or strutting arrangement comprises the base that is fixedly connected with frame; On base, vertically be provided with gripper shoe; Be provided with the V-type groove in the upper end of gripper shoe, in the time of in straight tube is placed on the V-type groove, rotates addendum cone and just in time withstand in the fabrication hole of spindle nose with the clamping addendum cone.
During the welding screw-conveyer-shaft, only need two spindle noses are inserted in respectively in the two ends of straight tube, then straight tube is placed in two V-type grooves; Fabrication hole on the spindle nose of an end is wherein withstood on the rotation addendum cone, and the fabrication hole on the spindle nose of the other end withstands on and clamps on the addendum cone, then pneumatic cylinder; Make that clamping addendum cone withstands spindle nose and straight tube, then welding gun is regulated, make the welding position of aiming at straight tube and spindle nose; Pneumatic actuation motor then; Make that the rotation addendum cone drives spindle nose and straight tube slowly rotates, start welding machine simultaneously, weld through the welding position of welding gun to straight tube and spindle nose.
The utility model adopts such scheme; Make the spindle nose at straight tube two ends weld synchronously; Prevented the stress deformation of traditional welding, simultaneously, just in time withstood in the fabrication hole of spindle nose with the clamping addendum cone owing to rotate addendum cone; The spindle nose that has guaranteed straight tube and two ends is positioned on the same axis, has improved welding efficiency and welding quality, has reduced production costs.
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 screw-conveyer-shaft in the utility model background technology;
Accompanying drawing 2 is the structural representation of the utility model embodiment;
Accompanying drawing 3 is the structural representation of bracing or strutting arrangement among the utility model embodiment.
Among the figure: the 1-straight tube; The 2-spindle nose; The 3-fabrication hole; The 4-frame; The 5-drive motors; The 6-hold-down support; 7-rotates addendum cone; 8-clamps addendum cone; The 9-mobile support saddle; 10-holds out against cylinder; The 11-welding gun; 12-welding gun support; 13-screw-conveyer-shaft bracing or strutting arrangement; The 14-welding machine; 15-welding gun supporting seat; The 131-base; The 132-gripper shoe; The 133-reinforcement; 134-V type groove.
The specific embodiment
Embodiment, as shown in Figure 2, a kind of auger spindle nose welder; Comprise frame 1; One end of said frame 1 is provided with positioner, and the other end is provided with holding device, between positioner and holding device, is provided with two welding guns 11; Said frame 1 rear is provided with two welding machines 14, said two welding guns 11 and the 14 corresponding electrical connections respectively of two welding machines.
Said positioner comprises and is fixedly mounted on the wherein hold-down support 6 of an end of frame 1; Side near welding gun 11 on hold-down support 6 is provided with rotation addendum cone 7; Be rotationally connected through bearing between said rotation addendum cone 7 and the hold-down support 6, the rear end of rotating addendum cone 7 is arranged in the hold-down support 6 and with the drive motors 5 that is installed in the hold-down support 6 and is in transmission connection.
Said holding device comprises the mobile support saddle 9 that is slidingly connected with frame 4; Side near welding gun 11 on the said mobile support saddle 9 is equipped with clamping addendum cone 8; Clamp between addendum cone 8 and the mobile support saddle 9 and slidably be connected, the rear end of said clamping addendum cone 8 and the cylinder 10 that is installed on the mobile support saddle 9 are in transmission connection.
Said clamping addendum cone 8 is positioned on the same axis with rotation addendum cone 7.
Be separately installed with welding gun support 12 near rotating addendum cone 7 with the position that clamps addendum cone 8 on the said frame 1, be equipped with on the welding gun support 12 can about, the welding gun supporting seat 15 of left and right adjusting, said welding gun 11 is fixed on the welding gun supporting seat 15.
Be provided with certain at interval distance between two cover screw-conveyer-shaft bracing or strutting arrangements, 13, the two cover screw-conveyer-shaft bracing or strutting arrangements 13 in the position of rotating addendum cone 7 and clamp between the addendum cone 8 on the said frame 1.
As shown in Figure 3; Every cover screw-conveyer-shaft bracing or strutting arrangement 13 comprises the base 131 that is fixedly connected with frame 1; On base 131, vertically be provided with gripper shoe 132, be provided with reinforcement 133 between gripper shoe 132 and the base 131, be provided with V-type groove 134 in the upper end of gripper shoe 132; In the time of in straight tube 1 is placed on V-type groove 134, rotates addendum cone 7 and just in time withstand in the fabrication hole of spindle nose with clamping addendum cone 8.
During the welding screw-conveyer-shaft, only need two spindle noses are inserted in respectively in the two ends of straight tube, then straight tube is placed in two V-type grooves 134; Fabrication hole on the spindle nose of an end wherein withstood on rotate addendum cone 7, the fabrication hole on the spindle nose of the other end withstands on and clamps on the addendum cone 8, and pneumatic cylinder 10 then; Make that clamping addendum cone 8 withstands spindle nose and straight tube, then welding gun is regulated, make the welding position of aiming at straight tube and spindle nose; The pneumatic actuation motor 5 then; Make that rotation addendum cone 7 drives spindle noses and straight tube slowly rotates, start welding machine simultaneously, weld through the welding position of welding gun to straight tube and spindle nose.
The utility model adopts such scheme; Make the spindle nose at straight tube two ends weld synchronously; Prevented the stress deformation of traditional welding, simultaneously, just in time withstood in the fabrication hole of spindle nose with clamping addendum cone 8 owing to rotate addendum cone 7; The spindle nose that has guaranteed straight tube and two ends is positioned on the same axis, has improved welding efficiency and welding quality, has reduced production costs.