A kind of binding post stepping punching mould
Technical field
The present invention relates to a kind of mould, particularly a kind of binding post stepping punching mould.
Background technology
Binding post claims again copper lug, line nose, copper wiring nose, copper pipe nose, aluminium nose etc., binding post is to be connected to the connector on electric equipment for electric wire, top is the screw hole being fixedly connected with, and end is for connecting the electric wire copper aluminium core after peeling.
Binding post has that material is thin, complex-shaped, bending part is many, the features such as required precision is high, profile is elongated, demand is large, binding post is in manufacture process, conventionally adopt copper pipe to make by Sheet Metal Forming Technology, its stamping procedure mainly comprises cut-out, chamfering, claps, four operations of punching, needs altogether four punching presses.Its shortcoming is: production efficiency is low, and stock utilization is low.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of binding post stepping punching mould that can enhance productivity and can save material.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of binding post stepping punching mould, this stepping punching mould adopts copper pipe to make binding post, its innovative point is: mould comprises cope match-plate pattern, lower bolster, and is arranged on the guide pillar guide sleeve structure between cope match-plate pattern and lower bolster;
Clap station and Die structure station that between cope match-plate pattern and lower bolster, along continuous straight runs sets gradually,
The lower surface of the cope match-plate pattern of the described station of clapping is disposed with movable mold on movable mold on first, the first upper trimming die and second from front to back, accordingly, the upper surface of described lower bolster is disposed with first lower punch, lower movable mold and second time punch die from front to back;
On described first, movable mold is connected with cope match-plate pattern by the upper vertically-guided A of mechanism, and this is provided with elastic buffer piece A between movable mold and cope match-plate pattern on first; On described second, movable mold is connected with cope match-plate pattern by the upper vertically-guided B of mechanism, and this is provided with elastic buffer piece B between movable mold and cope match-plate pattern on second; Described lower movable mold is connected with lower bolster by lower vertical guiding mechanism, is provided with elastic buffer piece C between this lower movable mold and lower bolster;
The upper surface of the first lower punch on described lower bolster, lower movable mold and second time punch die is provided with the arc groove moving for copper pipe; At described first lower punch, in the bilateral symmetry of arc groove, be provided with the gag lever post A perpendicular to this first lower punch; The both sides of the lower end of described the first upper trimming die have arc angling structure;
The lower surface of the cope match-plate pattern of described Die structure station is provided with movable mold on the 3rd, and corresponding, the upper surface of described lower bolster is provided with punch die the 3rd time; On the described the 3rd, movable mold is connected with cope match-plate pattern by the upper vertically-guided D of mechanism, between movable mold and cope match-plate pattern, elastic buffer piece D is set on the 3rd; At described cope match-plate pattern, at copper strips, move two red needles are also installed in the strength of road, and between two red needles, be also provided with curved knife, corresponding, described the 3rd time punch die is provided with two red needle through holes in the strength of the mobile road of copper strips, and arc-shaped through-hole;
In the position of described cope match-plate pattern end of movable mold on the 3rd, be arranged on the gag lever post B that copper pipe moves strength both sides, road;
Further, the described upper vertically-guided A of mechanism comprises guide spiro rod A, locking nut A and hold-down mechanism A, on described cope match-plate pattern, have countersunk head screwed hole A, described guide spiro rod A is comprised of upper end threaded body A, intermediate light body of rod A and lower end threaded body A, the countersunk head screwed hole A screw thread of upper end threaded body A and described cope match-plate pattern is fixed, lower end threaded body A is through the lower surface of movable mold on described first and lock by locking nut A, this on first movable mold can on described intermediate light body of rod A, move up and down.
Further, the described upper vertically-guided B of mechanism comprises guide spiro rod B and locking nut B, on described cope match-plate pattern, have countersunk head screwed hole B, described guide spiro rod B is comprised of upper end threaded body B, intermediate light body of rod B and lower end threaded body B, the countersunk head screwed hole B screw thread of upper end threaded body B and described cope match-plate pattern is fixed, lower end threaded body B is through the lower surface of movable mold on described second and lock by locking nut B, this on second movable mold can on described intermediate light body of rod B, move up and down.
Further, described lower vertical guiding mechanism C comprises guide spiro rod C and locking nut C, on described lower bolster, have countersunk head screwed hole C, described guide spiro rod C is comprised of upper end threaded body C, intermediate light body of rod C and lower end threaded body C, also lock by locking nut C the upper surface of upper end threaded body C and described lower movable mold, the countersunk head screwed hole C screw thread of lower end threaded body D and described lower bolster is fixed, and this lower movable mold can move up and down on described intermediate light body of rod C.
Further, the upper vertically-guided D of mechanism comprises guide spiro rod D and locking nut D, on described cope match-plate pattern, have countersunk head screwed hole D, described guide spiro rod D is comprised of upper end threaded body D, intermediate light body of rod D and lower end threaded body D, the countersunk head screwed hole D screw thread of upper end threaded body D and described cope match-plate pattern is fixed, lower end threaded body D is through the lower surface of movable mold on described first and lock by locking nut D, this on first movable mold can on described intermediate light body of rod D, move up and down.
Further, described elastic buffer piece A, elastic buffer piece B, elastic buffer piece C and elastic buffer piece D are elastic cushion block.
Further, described elastic buffer piece A, elastic buffer piece B, elastic buffer piece C and elastic buffer piece D are back-moving spring.
The invention has the advantages that: 1. during punching press, by movable mold on first on cope match-plate pattern, first lower punch on the first upper trimming die and second on movable mold and lower bolster, lower movable mold and the second undershoot die stamping coordinate the stamping procedure of clapping of realizing binding post, simultaneously by cope match-plate pattern the 3rd on movable mold coordinate with the 3rd time punch die on lower bolster the Die structure operation that realizes binding post, two procedures completes simultaneously, making so only needs a punching press just can obtain two connected products, improved the production efficiency of product, and each line terminals about 2mm that saves material, 2. by being provided with the gag lever post A perpendicular to this first lower punch at first lower punch in the bilateral symmetry of arc groove, make that copper pipe is carried out to left and right spacing, 3. in the position of described cope match-plate pattern end of movable mold on the 3rd, be arranged on the gag lever post B that copper pipe moves strength both sides, road, make binding post after Die structure carry out left and right spacing, thus accurate blanking, 4. thereby movable mold is pressed on the copper pipe of the front end of clapping by the upper vertically-guided A of mechanism and elastic buffer piece A on first, on second, thereby movable mold is pressed on the copper pipe of the rear end of clapping by the upper vertically-guided B of mechanism and elastic buffer piece B, lower movable mold, by lower vertical guiding mechanism C and elastic buffer piece C, coordinates the first upper trimming die to clap to copper pipe, 5. movable mold coordinates with the 3rd time punch die the Die structure operation that realizes binding post by the upper vertically-guided D of mechanism and elastic buffer piece D on the 3rd.
Accompanying drawing explanation
Fig. 1 is the front view of a kind of ground terminal stepping punching mould of the present invention.
Fig. 2 is the A-A line view of Fig. 1.
Fig. 3 is the side view of a kind of ground terminal stepping punching mould of the present invention.
Fig. 4 is the front view of a kind of ground terminal stepping punching mould of the present invention when punching press.
The specific embodiment
As shown in Figure 1, Figure 2 and Figure 3
A binding post stepping punching mould, this stepping punching mould adopts copper pipe 1 to make binding post, and mould comprises cope match-plate pattern 2, lower bolster 3, and is arranged on guide pillar 4 guide pin bushing 5 structures between cope match-plate pattern 2 and lower bolster 3;
Clap station and Die structure station that between cope match-plate pattern 2 and lower bolster 3, along continuous straight runs sets gradually,
The lower surface of the cope match-plate pattern of the described station of clapping is disposed with on first movable mold 8 on movable mold 6, the first upper trimming die 7 and second from front to back, accordingly, the upper surface of described lower bolster is disposed with first lower punch 9, lower movable mold 10 and second time punch die 11 from front to back;
On described first, movable mold 6 is connected with cope match-plate pattern 2 by the upper vertically-guided A of mechanism, and this is provided with elastic buffer piece A12 between movable mold 6 and cope match-plate pattern 2 on first; On described second, movable mold 8 is connected with cope match-plate pattern 2 by the upper vertically-guided B of mechanism, and this is provided with elastic buffer piece B13 between movable mold 8 and cope match-plate pattern 2 on second; Described lower movable mold 10 is connected with lower bolster 3 by lower vertical guiding mechanism, between this lower movable mold 10 and lower bolster 3, is provided with elastic buffer piece C14;
The upper surface of the first lower punch 9 on described lower bolster 3, lower movable mold 10 and second time punch die 11 is provided with the arc groove 15 moving for copper pipe; At described first lower punch 9, in the bilateral symmetry of arc groove 15, be provided with the gag lever post A16 perpendicular to this first lower punch 9; The both sides of the lower end of described the first upper trimming die 7 have arc angling structure;
The lower surface of the cope match-plate pattern 2 of described Die structure station is provided with movable mold 17 on the 3rd, and corresponding, the upper surface of described lower bolster 3 is provided with punch die 18 the 3rd time; On the described the 3rd, movable mold 17 is connected with cope match-plate pattern 2 by the upper vertically-guided D of mechanism, between movable mold 17 and cope match-plate pattern 2, elastic buffer piece D19 is set on the 3rd; At described cope match-plate pattern 2, at copper strips, move two red needles 20 are also installed in the strength of road, and between two red needles, be also provided with curved knife 21, corresponding, described the 3rd time punch die 18 is provided with two red needle through holes 22 in the strength of the mobile road of copper strips, and arc-shaped through-hole 23;
Position at described cope match-plate pattern 2 end of movable mold 17 on the 3rd is arranged on the gag lever post B24 that copper pipe moves strength both sides, road;
In the present embodiment, the described upper vertically-guided A of mechanism comprises guide spiro rod A25 and locking nut A26, on cope match-plate pattern 2, have countersunk head screwed hole A27, guide spiro rod A25 is comprised of upper end threaded body A, intermediate light body of rod A and lower end threaded body A, the countersunk head screwed hole A27 screw thread of upper end threaded body A and cope match-plate pattern 2 is fixed, lower end threaded body A is through the lower surface of movable mold 6 on first and lock by locking nut A28, this on first movable mold 6 can on described intermediate light body of rod A, move up and down.
The structural similarity of the described upper vertically-guided B of mechanism, the lower vertical guiding mechanism Ji Shang vertically-guided D Yu Shang of the mechanism vertically-guided A of mechanism, is just not described in detail here; Described elastic buffer piece A12, elastic buffer B13, elastic buffer C14 and elastic buffer D19 can be elastic cushion block, it can also be back-moving spring, the present embodiment Elastic buffer stopper A12, elastic buffer B13, elastic buffer C14 are back-moving spring, and elastic buffer D19 is elastic cushion block.
During punching press, as shown in Figure 4, the station of clapping, on first, thereby movable mold 6 is pressed on the copper pipe of the front end of clapping by the upper vertically-guided A of mechanism and elastic buffer piece A12, on second, thereby movable mold 8 is pressed on the copper pipe of the rear end of clapping by the upper vertically-guided B of mechanism and elastic buffer piece B13, lower movable mold, by lower vertical guiding mechanism C and elastic buffer piece C14, coordinates 7 pairs of copper pipes of the first upper trimming die to clap; Cut off punching station, movable mold 17 coordinates with the 3rd time punch die 18 the Die structure operation that realizes binding post by the upper vertically-guided D of mechanism and elastic buffer piece D19 on the 3rd; These two stations complete after a punching press simultaneously claps and cuts off punch work, cut off out be two symmetries and connected binding post.