CN207127160U - The shearing device and wire forming machine of a kind of wire forming machine - Google Patents

Abstract

The utility model belongs to wire forming technical field, and in particular to the shearing device and wire forming machine of a kind of wire forming machine.Wherein this shearing device includes：Center support, the eccentric drive clamp mechanism on center support, and the cutting knife driven by the eccentric drive clamp mechanism；In tangent line, the eccentric drive clamp mechanism drives cutting knife to swing, to cut off the wire rod stretched out from string holes.The shearing device of wire forming machine of the present utility model drives cut-out lever to move by eccentric drive clamp mechanism, and to drive cutting knife to shift to string holes, wire rod is cut off；With the characteristics of simple in construction, cut-off velocity is fast, quality is good.

Description

The shearing device and wire forming machine of a kind of wire forming machine

Technical field

It the utility model is related to wire forming technical field, and in particular to the shearing device and wire rod of a kind of wire forming machine Forming machine.

Background technology

Wire forming operational sequence is complicated, and each operation is located at different construction locations, and between the processing carried out Being connected bad can have an impact to the quality of wire rod.And be molded at present and rubberizing process more using auxiliary clamping apparatus with it is dynamic by hand The mode for making to combine is carried out, but due to operator's action, the difference of proficiency, product size and yield rate to production have greatly Influence, while have a strong impact on production efficiency and the safety of operating personnel, to realize wire rod automatic moulding, be badly in need of a kind of wire rod into The shearing device of type machine.

Utility model content

The purpose of this utility model is to provide the shearing device and wire forming machine of a kind of wire forming machine, by eccentric former Reason drives cutting knife cut-out wire rod, to improve cut-out efficiency and quality of tube cutting.

In order to solve the above-mentioned technical problem, the utility model provides a kind of shearing device of wire forming machine, including：In Heart bearing, the eccentric drive clamp mechanism on center support, and the cutting knife driven by the eccentric drive clamp mechanism；Cutting During line, the eccentric drive clamp mechanism drives cutting knife to swing, to cut off the wire rod stretched out from string holes.

Further, the eccentric drive clamp mechanism includes：Eccentric wheel drive unit, eccentric wheel, cut off lever, positioned at described The cutting knife of lever bottom is cut off, and the cut-out lever offers a drive hole, also, the center support passes through a cut-out Rotating shaft is connected with cut-out lever, and the connection end of the cut-out rotating shaft is located at the bottom of drive hole；In the eccentric wheel drive unit When band movable eccentric wheel rotates in drive hole, the cut-out lever is around cut-out shaft swing.

Further, the eccentric wheel drive unit includes：Servomotor, the planetary reduction gear being connected with servo motor output shaft Machine；The output end of the planetary reducer is connected with the eccentric shaft of eccentric wheel.

Further, the cutting knife blade indent, in circular arc, and the opening of circular arc is towards string holes position.

Further, the cutting knife is suitable to, when eccentric wheel rotates one week, complete a thread cutting action.

Another aspect, the utility model additionally provide a kind of wire forming machine, and installation is such as preceding institute on the wire forming machine The shearing device stated.

The beneficial effects of the utility model are that the shearing device of wire forming machine of the present utility model passes through eccentric drive Mechanism drives cutting knife to swing, and cuts off the wire rod stretched out from string holes；With the characteristics of simple in construction, cut-off velocity is fast, quality is good.

Brief description of the drawings

The utility model is further illustrated with reference to the accompanying drawings and examples.

Fig. 1 is the positive composition of shearing device of the present utility model；

Fig. 2 is the knot view of shearing device of the present utility model；

Fig. 3 is the side view of cutting knife of the present utility model；

In figure：Center support 1, cutting knife 21, cutting knife blade 211, eccentric wheel 22, eccentric shaft 221, cut off lever 23, driving Hole 231, cut off rotating shaft 232, servomotor 241, planetary reducer 242, string holes 3.

Embodiment

The utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram, Only illustrate basic structure of the present utility model in a schematic way, therefore it only shows the composition relevant with the utility model.

Embodiment 1

As shown in figure 1, the present embodiment 1 provides a kind of shearing device of wire forming machine, including：Center support 1, it is located at Eccentric drive clamp mechanism on center support 1, and the cutting knife 21 driven by the eccentric drive clamp mechanism；In tangent line, institute Stating eccentric drive clamp mechanism drives cutting knife 21 to swing, to cut off the wire rod stretched out from string holes 3；With simple in construction, cut-out speed The characteristics of degree is fast, quality of tube cutting is good.

Fig. 1 is the positive composition of shearing device of the present utility model.

A kind of preferred embodiment as eccentric drive clamp mechanism.

Referring to Fig. 1, further, the eccentric drive clamp mechanism includes：Eccentric wheel drive unit, eccentric wheel 22, cut-out thick stick Bar 23, the cutting knife 21 positioned at cut-out lever 23 bottom, and the cut-out lever 23 offer a drive hole 231, also, The center support 1 is connected by all breakage rotating shafts 232 with cut-out lever 23, and the connection end of the cut-out rotating shaft 232 is positioned at drive The bottom in dynamic hole 231；When the eccentric wheel drive unit drives eccentric wheel 22 to be rotated in drive hole 231, the cut-out thick stick Bar 23 is swung around cut-out rotating shaft 232.Specifically, the cutting knife 21 completes a thread cutting action when eccentric wheel 22 rotates one week.

The eccentric drive clamp mechanism of present embodiment can adjust the movement locus of cutting knife 21 by eccentric wheel 22, both improve Quality of tube cutting, abrasion of the tangent line process to cutting knife is effectively reduced again.

Fig. 2 is the knot view of shearing device of the present utility model.

Referring to Fig. 2, further, the eccentric wheel drive unit includes：Servomotor 241, with the output shaft of servomotor 241 Connected planetary reducer 242；

The output end of the planetary reducer 242 is connected with the eccentric shaft 221 of eccentric wheel 22, with the rotation of control eccentric The motion of speed, i.e. cutting knife, tangential velocity.

Fig. 3 is the side view of cutting knife of the present utility model.

Referring to Fig. 3, further, the indent of cutting knife blade 211, in circular arc, and the opening of circular arc is towards string holes 3 Put.Specifically, when cutting knife blade 211 contacts wire rod, the opening of the circular arc is caught in blade cutting knife suitable for guide line material 211, to avoid influence of the wire rod movement to quality of tube cutting during tangent line.

Embodiment 2

On the basis of embodiment 1, the present embodiment 2 provides a kind of wire forming machine, is installed on the wire forming machine Shearing device as described in Example 1, to drive cutting knife to swing by eccentric drive clamp mechanism, cut off the line stretched out from string holes Material, wire forming machine is set to realize the function for the wire rod for automatically cutting off bending forming.

The shearing device has elaborated in embodiment 1, and here is omitted.

Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, pass through above-mentioned description, related work people Member can carry out various changes and amendments in the range of without departing from this item utility model technological thought completely.This item is real The content being not limited to new technical scope on specification, it is necessary to which its technology is determined according to right Property scope.

Claims (6)

1. A kind of 1. shearing device of wire forming machine, it is characterised in that including：

   Center support, the eccentric drive clamp mechanism on center support, and cut by what the eccentric drive clamp mechanism drove Knife；

   In tangent line, the eccentric drive clamp mechanism drives cutting knife to swing, to cut off the wire rod stretched out from string holes.
2. 2. shearing device according to claim 1, it is characterised in that

   The eccentric drive clamp mechanism includes：Eccentric wheel drive unit, eccentric wheel, cut off lever, under the cut-out lever The cutting knife in portion, and

   The cut-out lever offers a drive hole, also, the center support is connected by all breakage rotating shafts with cut-out lever, The connection end of the cut-out rotating shaft is located at the bottom of drive hole；

   When the eccentric wheel drive unit drives eccentric wheel to be rotated in drive hole, the cut-out lever is around cut-out rotating shaft pendulum It is dynamic.
3. 3. shearing device according to claim 2, it is characterised in that

   The eccentric wheel drive unit includes：Servomotor, the planetary reducer being connected with servo motor output shaft；

   The output end of the planetary reducer is connected with the eccentric shaft of eccentric wheel.
4. 4. shearing device according to claim 3, it is characterised in that

   The cutting knife blade indent, in circular arc, and the opening of circular arc is towards string holes position.
5. 5. shearing device according to claim 4, it is characterised in that

   The cutting knife is suitable to, when eccentric wheel rotates one week, complete a thread cutting action.
6. 6. a kind of wire forming machine, shearing device of the installation as described in claim any one of 1-5 on the wire forming machine.