CN209792769U - Gear hub centre bore mold processing - Google Patents

Abstract

The utility model discloses a tooth hub centre bore mold processing, by the upper die base, the die holder, servo motor, motor spindle, reamer mount pad and reamer constitute, the upper die base is along the die holder motion of guide pillar orientation below, lay the blank that needs processing on the blowing groove on the upper die base, at the in-process of down moving, servo motor rotates, it rotates to drive motor spindle, thereby drive and motor spindle fixed connection's reamer rotation, and then drive the reamer rotation, carry out the reaming processing to the blank, and need not add other processes, obtain on the basis that does not increase manufacturing cost, it becomes the reaming to become to punch a hole, the effect of tooth hub centre bore machining precision has been improved.

Description

Gear hub centre bore mold processing

Technical Field

The utility model relates to an automobile parts punching press field especially relates to a tooth hub centre bore mold processing.

Background

The main mode of punching press tooth hub centre bore mainly has two kinds, one kind is mould stamping forming in the press, and another kind is for utilizing the machining equipment to process, adopts first mode, and centre bore end face roughness requires can not too high, and centre bore size precision also has the processing limitation, adopts second mode, can have the finished piece to transport, temporarily store up the rising that the factor caused manufacturing cost.

Therefore, at present, no equipment for machining the central hole of the gear hub, which has the same economical efficiency as that of a stamping die and has machining precision far higher than that of the stamping die, exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tooth hub centre bore mold processing aims at solving among the prior art not having an economic nature and stamping die and matches, and the machining precision is far above stamping die's tooth hub centre bore processing equipment's technical problem.

In order to realize the purpose, the utility model adopts a gear hub center hole processing die, which comprises an upper die base, a lower die base, a servo motor, a motor main shaft, a reamer mounting base and a reamer, the upper die holder is connected with the lower die holder in a sliding way through a guide post, the upper die holder is positioned above the lower die holder, the servo motor is fixedly connected with the lower die holder, the motor spindle is in transmission connection with the servo motor, the reamer mounting seat is fixedly connected with the motor spindle, and is positioned above the motor main shaft and below the upper die holder, the reamer is fixedly connected with the reamer mounting seat, and the upper die base is provided with a discharging groove, the discharging groove is positioned above the reamer, and the circle center of the discharging groove is positioned on the extension line of the axis of the reamer.

The machining die further comprises a waste material suction device, the waste material suction device penetrates through the upper die base and is fixedly connected with the upper die base, one end of the waste material suction device is located above the feeding groove, and the other end of the waste material suction device extends out of the upper die base.

The waste material suction device comprises a suction pipe and a recovery box, the suction pipe penetrates through the upper die base and is fixedly connected with the upper die base, one end of the suction pipe is located above the discharging groove, the other end of the suction pipe extends out of the upper die base, and the recovery box is communicated with one end of the suction pipe extending out of the upper die base and is fixedly connected with the lower die base.

The machining die further comprises two positioning bolts, the two positioning bolts are in threaded connection with the upper die base, and the two positioning bolts respectively extend into two sides of the material discharging groove.

The processing mold further comprises a protective cover, the protective cover is fixedly connected with the lower die base and is positioned at the joint of the lower die base and the upper die base, and the reamer mounting base, the reamer and the material discharge groove are enclosed.

the processing die further comprises a backing plate, and the backing plate is fixedly connected with the lower die base and is located below the lower die base.

Wherein, the reamer with the reamer mount pad adopts bolted connection.

The utility model discloses a mold processing, through constituting by upper die base, die holder, servo motor, motor spindle, reamer mount pad and reamer, the upper die base is along the guide pillar below the die holder motion, on the upper die base lay the blank that needs processing on the blowing groove, at the in-process of down moving, servo motor rotates, drives motor spindle and rotates to drive with motor spindle fixed connection the reamer rotates, and then drives the reamer rotates, carries out the reaming processing to the blank to need not add other processes, obtain on the basis that does not increase manufacturing cost, become to punch a hole and become the reaming, improved the effect of tooth hub centre bore machining precision.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a sectional view of the processing mold of the present invention;

Fig. 2 is a sectional view of the processing mold of the present invention.

In the figure: 100-processing die, 10-upper die holder, 11-discharging groove, 20-lower die holder, 30-servo motor, 40-motor spindle, 50-reamer mounting seat, 60-reamer, 70-waste material suction device, 71-material suction pipe, 72-recovery box, 80-positioning bolt, 90-protective cover and 110-backing plate.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 and 2, the utility model provides a gear hub center hole processing mold, the processing mold 100 includes an upper mold base 10, a lower mold base 20, a servo motor 30, a motor spindle 40, a reamer mount 50 and a reamer 60, the upper mold base 10 is slidably connected with the lower mold base 20 through a guide post, the upper mold base 10 is located above the lower mold base 20, the servo motor 30 is fixedly connected with the lower mold base 20, the motor spindle 40 is in transmission connection with the servo motor 30, the reamer mount 50 is fixedly connected with the motor spindle 40, and is located above the motor spindle 40, and is located below the upper mold base 10, the reamer 60 is fixedly connected with the reamer mount 50, and is located above the reamer mount 50, a material discharge groove 11 is provided on the upper mold base 10, the material discharge groove 11 is located above the reamer 60, the center of the discharging groove 11 is on the extension line of the axis of the reamer 60.

In this embodiment, a blank to be machined is placed into the feeding groove 11 on the upper die holder 10 from a side edge, then the upper die holder 10 using cylinder power is started, when the upper die holder 10 moves from the upper dead center position to the lower dead center position of the die along the guide post, and the distance between the lower end surface of the blank and the reamer 60 is between 2 mm and 5mm, the rotation speed of the servo motor 30 is accelerated, the rotation speed of the servo motor 30 is controlled by the PLC program, the acceleration and deceleration positions and the rotation speed of the servo motor 30 can be adjusted, the upper die holder 10 carries the blank to continue to move downward until reaching the lower dead center position of the die, the reamer 60 completely passes through the central hole to be machined, so as to machine a gap between the central holes of the product, after machining, the upper die holder 10 moves upward to complete one machining cycle, and on the basis of not increasing the production cost, the punching is changed into reaming, and the effect of the machining precision of the central hole of the gear hub is improved.

Further, the processing mold 100 further includes a waste suction device 70, the waste suction device 70 penetrates through the upper mold base 10 and is fixedly connected to the upper mold base 10, one end of the waste suction device 70 is located above the material discharge groove 11, and the other end of the waste suction device 70 extends out of the upper mold base 10. In the embodiment of the present invention, steel scraps are generated during the reaming process, and the scrap suction device 70 can improve the surface roughness accuracy of the center hole.

Further, the waste suction device 70 includes a suction pipe 71 and a recovery box 72, the suction pipe 71 penetrates through the upper die holder 10 and is fixedly connected with the upper die holder 10, one end of the suction pipe 71 is located above the discharge chute 11, the other end of the suction pipe 71 extends out of the upper die holder 10, and the recovery box 72 is communicated with one end of the suction pipe 71 extending out of the upper die holder 10 and is fixedly connected with the lower die holder 20. In the embodiment of the present invention, the material suction pipe 71 is connected to a dust collector, and the waste generated by reaming is timely drawn out by the vacuum suction principle and falls into the recycling bin 72, so as to improve the utilization of resources.

Further, the processing mold 100 further comprises two positioning bolts 80, the two positioning bolts 80 are in threaded connection with the upper mold base 10, and the two positioning bolts 80 respectively extend into two sides of the material accommodating groove 11. In this embodiment, the positioning pin 80 can increase the stability of the blank during reaming.

Further, the processing mold 100 further comprises a protective cover 90, wherein the protective cover 90 is fixedly connected with the lower die holder 20, is located at a connection position of the lower die holder 20 and the upper die holder 10, and encloses the reamer mounting seat 50, the reamer 60 and the material discharge groove 11. In the embodiment, during reaming, it is difficult to prevent scraps from splashing and the reamer 60 from being detached, and the safety of the equipment can be improved by the shield 90.

Further, the processing mold 100 further includes a backing plate 110, and the backing plate 110 is fixedly connected to the lower die base 20 and is located below the lower die base 20. In the embodiment, the upper die holder 10 has a high frequency of up-and-down cyclic motion, and the downward impact force may continuously destroy the flatness of the base surface, so that the impact force may be buffered by the pad 110.

Further, the reamer 60 and the reamer mount 50 are connected by bolts. In the embodiment of the present embodiment, the reamer 60 continuously contacts and rubs with the blank during reaming, which belongs to a high scrap product, and the reamer 60 can be replaced conveniently by using bolts, and the central holes with different diameters can be machined by replacing the reamers 60 with different sizes conveniently.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

Claims (7)

1. A gear hub center hole processing die is characterized in that,

The machining die comprises an upper die base, a lower die base, a servo motor, a motor spindle, a reamer mounting base and a reamer, wherein the upper die base is in sliding connection with the lower die base through a guide pillar, the upper die base is located above the lower die base, the servo motor is fixedly connected with the lower die base, the motor spindle is in transmission connection with the servo motor, the reamer mounting base is fixedly connected with the motor spindle and located above the motor spindle and below the upper die base, the reamer is fixedly connected with the reamer mounting base and located above the reamer mounting base, a discharging groove is formed in the upper die base and located above the reamer, and the circle center of the discharging groove is located on an extension line of the axis of the reamer.

2. The processing die of claim 1, further comprising a waste suction device, wherein the waste suction device penetrates through the upper die base and is fixedly connected with the upper die base, one end of the waste suction device is positioned above the material discharge groove, and the other end of the waste suction device extends out of the upper die base.

3. The processing die as claimed in claim 2, wherein the waste material suction device comprises a suction pipe and a recovery box, the suction pipe penetrates through the upper die base and is fixedly connected with the upper die base, one end of the suction pipe is positioned above the discharge groove, the other end of the suction pipe extends out of the upper die base, and the recovery box is communicated with one end of the suction pipe extending out of the upper die base and is fixedly connected with the lower die base.

4. the processing mold as claimed in claim 3, further comprising two positioning bolts, wherein the two positioning bolts are in threaded connection with the upper mold base and respectively extend into two sides of the material accommodating groove.

5. The processing mold of claim 4, further comprising a protective cover fixedly connected to the lower base and located at a junction of the lower base and the upper base, and enclosing the reamer mount, the reamer and the discharge chute.

6. The processing die of claim 5, further comprising a backing plate fixedly connected to the lower die base and located below the lower die base.

7. The tooling die of claim 6 wherein the reamer is bolted to the reamer mount.