阅读说明：本技术 一种螺母坯料用拉拔装置 (Drawing device for nut blank ) 是由 唐旭锋 向家友 赵琳 张宝团 于 2021-08-25 设计创作，主要内容包括：本发明公开了一种螺母坯料用拉拔装置,包括：一支撑座,所述支撑座包括一倾斜的支撑板；一拉花组件,所述拉花组件包括拉花架,所述拉花架上固定有一安装板,所述安装板一端固定有一拉花模,在拉花架上还固定有一滑动轨道；一上料组件,所述上料组件包括一水平板,所述水平板上通过支撑件固定有一V型板；一动力组件,所述动力组件包括一动力架,所述动力架上转动连接有一钢索筒,在动力架上还安装有驱动钢索筒旋转的驱动电机,所述钢索筒上缠绕有钢索,所述钢索的自由端固定连接在安装板上。该拉拔装置结构简单,能够快速的对螺母坯料进行夹紧并拉花,且拉花完成之后,能够快速的进行复位,有效的提高了拉花效率。(The invention discloses a drawing device for nut blanks, which comprises: the supporting seat comprises an inclined supporting plate; the flower drawing assembly comprises a flower drawing frame, an installation plate is fixed on the flower drawing frame, a flower drawing die is fixed at one end of the installation plate, and a sliding track is fixed on the flower drawing frame; the feeding assembly comprises a horizontal plate, and a V-shaped plate is fixed on the horizontal plate through a supporting piece; the power assembly comprises a power frame, a steel cable cylinder is rotatably connected to the power frame, a driving motor for driving the steel cable cylinder to rotate is further mounted on the power frame, a steel cable is wound on the steel cable cylinder, and the free end of the steel cable is fixedly connected to the mounting plate. This drawing device simple structure presss from both sides tightly and draws flower the nut blank that can be quick, and after drawing flower is accomplished, can be quick reset, the effectual flower efficiency that draws that has improved.)

1. The utility model provides a nut is draw-off gear for blank which characterized in that includes:

the supporting seat comprises an inclined supporting plate;

the flower drawing assembly comprises a flower drawing frame, a mounting plate is fixed on the flower drawing frame, a flower drawing die is fixed at one end of the mounting plate, a sliding rail is fixed on the flower drawing frame, a sliding seat is connected to the sliding rail in a sliding manner, a clamping mechanism is installed on the sliding seat and comprises a first clamping block and a second clamping block, arc-shaped grooves are formed in the first clamping block and the second clamping block respectively, anti-skid grains are arranged in the arc-shaped grooves, and a long blanking groove is formed in the mounting plate;

the feeding assembly comprises a horizontal plate, and a V-shaped plate is fixed on the horizontal plate through a supporting piece;

the power assembly comprises a power frame, a steel cable cylinder is rotatably connected to the power frame, a driving motor for driving the steel cable cylinder to rotate is further mounted on the power frame, a steel cable is wound on the steel cable cylinder, and the free end of the steel cable is fixedly connected to the mounting plate.

2. The nut blank drawing device according to claim 1, wherein the clamping mechanism comprises two bearing blocks, a screw rod is rotatably connected between the bearing blocks, a left part and a right part of the screw rod are respectively provided with a forward thread and a reverse thread, the forward thread and the reverse thread are respectively connected with a first clamping block and a second clamping block, and one end of the screw rod is connected with a screw rod motor.

3. The nut blank drawing device as claimed in claim 2, wherein the inclination angle of said supporting plate is 15 to 30 degrees.

4. The nut blank drawing device according to claim 3, wherein a buffer mechanism is fixed on each of two sides of the knurling die, the buffer mechanism comprises a mounting vertical plate, a positioning pin is fixed on the mounting vertical plate, a buffer spring is sleeved outside the positioning pin, and the length of the buffer spring is greater than that of the positioning pin.

5. The nut blank drawing device according to claim 4, wherein the pull frame has a stopper fixed between two legs below the support plate.

6. The nut blank pulling apparatus as defined in claim 5, wherein a cable hook is fixed to said slide base, and a free end of said wire rope is fixed to said cable hook.

Technical Field

The invention belongs to the field of nut blank processing, and particularly relates to a drawing device for a nut blank.

Background

The surface of accurate small-size copper nut has the flower, this kind of flower generally is through the blank shaping of drawing device direct action on the nut, current drawbench, after the drawing head of nut blank passes the flower mould, it is tight to pull the head through anchor clamps on the holder, the holder removes along with the drive chain of drawbench afterwards, the manual connecting piece hook with the holder is on drive chain's roller in the operation, the restart motor drives the chain operation, thereby make the holder draw the nut blank, need the manual work to take off the work piece after drawing the completion, then manual hook on the connecting piece with the holder withdraws from drive chain, move the holder at last and reset and draw next time. This operation is very complicated and the labor burden of the operator is heavy.

Disclosure of Invention

In order to solve the drawing device for the nut blank in the prior art, the drawing device is simple in structure, can quickly clamp and flower the nut blank, can quickly reset after flower drawing is completed, and effectively improves flower drawing efficiency.

In order to achieve the above object, the present invention provides a drawing apparatus for a nut blank, comprising:

the supporting seat comprises an inclined supporting plate;

the flower drawing assembly comprises a flower drawing frame, a mounting plate is fixed on the flower drawing frame, a flower drawing die is fixed at one end of the mounting plate, a sliding rail is fixed on the flower drawing frame, a sliding seat is connected to the sliding rail in a sliding manner, a clamping mechanism is installed on the sliding seat and comprises a first clamping block and a second clamping block, arc-shaped grooves are formed in the first clamping block and the second clamping block respectively, anti-skid grains are arranged in the arc-shaped grooves, and a long blanking groove is formed in the mounting plate;

the feeding assembly comprises a horizontal plate, and a V-shaped plate is fixed on the horizontal plate through a supporting piece;

the power assembly comprises a power frame, a steel cable cylinder is rotatably connected to the power frame, a driving motor for driving the steel cable cylinder to rotate is further mounted on the power frame, a steel cable is wound on the steel cable cylinder, and the free end of the steel cable is fixedly connected to the mounting plate.

Furthermore, clamping mechanism includes two bearing frames, it is connected with a lead screw to rotate between the bearing frame, the left part and the right part of lead screw are equipped with forward screw thread and reverse screw thread respectively, be connected with first clamp tight piece and second clamp tight piece on forward screw thread and the reverse screw thread respectively, lead screw one end is connected with the lead screw motor.

Further, the inclination angle of the supporting plate is 15-30 degrees.

Furthermore, a buffer mechanism is fixed on each of two sides of the pattern drawing die, the buffer mechanism comprises an installation vertical plate, a positioning pin is fixed on the installation vertical plate, a buffer spring is sleeved outside the positioning pin, and the length of the buffer spring is greater than that of the positioning pin.

Furthermore, a stop block is fixed between the two support legs below the support plate of the flower-drawing frame.

Furthermore, a rope hook is fixed on the sliding seat, and the free end of the steel rope is fixed on the rope hook.

The invention has the beneficial effects that:

firstly, the drawing device is simple in structure, can quickly clamp and draw the nut blank, and can quickly reset after the drawing is finished, so that the drawing efficiency is effectively improved;

secondly, after the nut blank is subjected to broaching, the clamping mechanism loosens the nut blank, and the nut blank can directly fall into the blanking long groove, so that automatic discharging is realized, and meanwhile, collection and arrangement are more convenient;

thirdly, because the supporting seat comprises an inclined supporting plate, under the action of gravity, the sliding seat can automatically reset after the flower drawing is finished, and in the resetting process, the sliding seat can be effectively buffered due to the buffer mechanism, and cannot deform due to impact.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view in another aspect of the present invention;

FIG. 3 is a top view of the present invention;

fig. 4 is an enlarged view of a portion a of the present invention.

In the figure, 1, a supporting seat; 2. a support plate; 3. pulling the flower stand; 4. mounting a plate; 5. drawing a pattern; 6. a sliding seat; 7. a clamping mechanism; 8. a first clamping block; 9. a second clamping block; 10. an arc-shaped slot; 11. anti-skid lines; 12. a long blanking slot; 13. a horizontal plate; 14. a V-shaped plate; 15. a bearing seat; 16. a screw rod; 17. a positive thread; 18. reverse threads; 19. installing a vertical plate; 20. positioning pins; 21. a buffer spring; 22. a stopper; 23. a rope hook; 24. a screw motor; 25. a power frame; 26. a drive motor; 27. a steel cable drum; 28. A steel cord; 29. nut blank

Detailed Description

The invention is further illustrated by the following examples in conjunction with the accompanying drawings:

a drawing device for nut blanks 29, shown with reference to figures 1 to 4, comprises: the supporting seat 1 comprises an inclined supporting plate 2;

the flower drawing assembly comprises a flower drawing frame 3, a mounting plate 4 is fixed on the flower drawing frame 3, a flower drawing die 5 is fixed at one end of the mounting plate 4, a sliding rail is further fixed on the flower drawing frame 3, a sliding seat 6 is connected onto the sliding rail in a sliding mode, a clamping mechanism 7 is mounted on the sliding seat 6, the clamping mechanism 7 comprises a first clamping block 8 and a second clamping block 9, arc-shaped grooves 10 are formed in the first clamping block 8 and the second clamping block 9, anti-skid patterns 11 are arranged in the arc-shaped grooves 10, and a blanking elongated slot 12 is further formed in the mounting plate 4;

the feeding assembly comprises a horizontal plate 13, and a V-shaped plate 14 is fixed on the horizontal plate 13 through a supporting piece;

the power assembly comprises a power frame 25, a steel cable 28 cylinder 27 is connected to the power frame 25 in a rotating mode, a driving motor 26 for driving the steel cable 28 cylinder 27 to rotate is further installed on the power frame 25, the steel cable 28 is wound on the steel cable 28 cylinder 27, and the free end of the steel cable 28 is fixedly connected to the installation plate 4.

When the invention is used, the drawknot head (the drawknot head diameter is smaller than the die hole) of the nut blank 29 (generally made of copper material) is passed through the die hole of the garland die 5, at this time, because the supporting seat 1 comprises the inclined supporting plate 2, under the action of gravity, the sliding seat 6 will be at the starting end of the garland 3, at this time, the drawknot head of the nut blank 29 enters the clamping mechanism 7, the first clamping block 8 and the second clamping block 9 of the clamping mechanism 7 clamp the drawknot head, then the power assembly is started, the driving motor 26 on the power assembly starts to operate, when the driving motor 26 operates, the steel cable 28 is driven to wind on the steel cable cylinder 27, when the steel cable 28 winds, the sliding seat 6 is driven to move on the garland 3, during the moving process, the nut blank 29 passes through the garland die 5 to form garland, after the nut blank 29 completely passes through the garland die 5, the broaching operation of the nut blank 29 is completed, finally, the clamping mechanism 7 is loosened, the nut blank 29 automatically falls into the blanking long groove 12 on the mounting plate 4 of the flower-pulling frame 3 under the action of gravity, finally, the driving motor 26 rotates reversely, and the sliding seat 6 automatically slides to the starting end of the flower-pulling frame 3 due to the gravity.

Furthermore, the clamping mechanism 7 comprises two bearing seats 15, a screw rod 16 is rotatably connected between the bearing seats 15, a forward thread 17 and a reverse thread 18 are respectively arranged at the left part and the right part of the screw rod 16, a first clamping block 8 and a second clamping block 9 are respectively connected to the forward thread 17 and the reverse thread 18, and one end of the screw rod 16 is connected with a motor of the screw rod 16. Specifically, the clamping mechanism 7 of the present invention comprises two bearing seats 15, a screw rod 16 rotatably connected between the bearing seats 15 is driven to rotate by a screw rod motor, and when the screw rod 16 rotates, because a forward thread 17 and a reverse thread 18 are arranged on the screw rod, a first clamping block 8 and a second clamping block 9 on the screw rod can move oppositely, so as to clamp the pulling joint.

Further, the inclination angle of the support plate 2 is 15-30 degrees. Specifically, the inclination angle of the support plate 2 is 15-30 degrees, and by adopting the angle, the sliding seat 6 can smoothly return to the initial angle under the action of gravity.

Furthermore, two sides of the knurling mold 5 are respectively fixed with a buffer mechanism, the buffer mechanism comprises an installation vertical plate 19, a positioning pin 20 is fixed on the installation vertical plate 19, a buffer spring 21 is sleeved outside the positioning pin 20, and the length of the buffer spring 21 is greater than that of the positioning pin 20. Specifically, at the buffer gear that the drawing die 5 both sides set up, the sliding seat 6 can strike buffer gear when sliding 3 initial ends of drawing frame, obtains effectual buffering, and the sliding seat 6 can not strike the drawing die 5.

Further, a stop 22 is fixed between the two legs of the flower stretching frame 3 below the supporting plate 2. Specifically, be fixed with dog 22 between the two shanks of flower frame 3, through the effect of this dog 22, nut blank 29 after the flower that draws can drop on backup pad 2, in order to avoid nut blank 29 to continue the landing, is fixed with dog 22 between the two shanks of flower frame 3, so, the operator can collect nut blank 29 from the edgewise and arrange in order more convenient.

Further, a cable hook 23 is fixed on the sliding seat 6, and the free end of the steel cable 28 is fixed on the cable hook 23. Specifically, since a cable hook 23 is fixed to the sliding seat 6, the free end of the wire 28 can be connected to the cable hook 23, which is more convenient.

The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.