CN210450355U

CN210450355U - One-way sleeve pin column extrusion device

Info

Publication number: CN210450355U
Application number: CN201921457453.1U
Authority: CN
Inventors: 王君; 陆泽平
Original assignee: NINGBO PUZE ELECTROMECHANICAL CO Ltd
Current assignee: NINGBO PUZE ELECTROMECHANICAL CO Ltd
Priority date: 2019-09-04
Filing date: 2019-09-04
Publication date: 2020-05-05
Anticipated expiration: 2029-09-04

Abstract

The utility model discloses a one-way sleeve pin column extrusion device, which comprises a lower die holder and an upper die holder; the upper surface of the lower die holder is provided with a fixed die, a movable die and a plurality of springs; the fixed mould is provided with three forming holes; the movable mould is sleeved on the fixed mould in a vertically movable manner, and the upper end surface of the movable mould is higher than that of the fixed mould; the springs are vertically arranged and evenly distributed in the circumferential direction around the axis of the fixed die, the lower ends of the springs are abutted against the fixed seat, and the upper ends of the springs are abutted against the movable die; the lower surface of the upper die base is provided with a stamping seat, the stamping seat is provided with a stamping head protruding out of the lower surface of the stamping seat, and when the stamping head presses the unidirectional sleeve down, the unidirectional sleeve is extruded and deformed, so that partial materials of the unidirectional sleeve are extruded into the three forming holes, and the pin columns are formed. The utility model discloses make the round pin post processing on the one-way cover convenient, the processing cost is lower.

Description

One-way sleeve pin column extrusion device

Technical Field

The utility model relates to an one-way cover pin post extrusion device.

Background

The one-way sleeve is an important part in the one-way clutch of the automobile starter, the pin column is required to be arranged at the tail end of the one-way sleeve, the pin column is generally processed separately at present, then a pin hole is processed at the tail end of the one-way sleeve, and then the pin column is fixed in the pin hole, so that the operation of arranging the pin column on the one-way sleeve is complex, and the processing cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a one-way sleeve pin extrusion device is provided, it makes the round pin post processing on one-way sleeve convenient, the processing cost is lower.

In order to solve the technical problem, the utility model provides a one-way sleeve pin column extrusion device, which comprises a lower die holder and an upper die holder;

the upper surface of the lower die holder is provided with a fixed die, a movable die and a plurality of springs; the fixed die is cylindrical, three forming holes are formed in the fixed die, the three forming holes vertically penetrate through the fixed die and are uniformly distributed in the circumferential direction around the axis of the fixed die, and the upper end face of the fixed die is used for placing a one-way sleeve to be processed; the movable mould is in a circular ring shape, the movable mould can be vertically sleeved on the fixed mould in a vertically movable mode, and the upper end face of the movable mould is higher than the upper end face of the fixed mould; the springs are vertically arranged and evenly distributed in the circumferential direction around the axis of the fixed die, the lower ends of the springs are abutted against the fixed seat, and the upper ends of the springs are abutted against the movable die;

the lower surface of the upper die base is provided with a punching seat, the punching seat is positioned right above the movable die, the punching seat is provided with a punching head protruding out of the lower surface of the punching seat, the punching head is cylindrical and is arranged coaxially with the fixed die, the diameter of the punching head is smaller than that of the fixed die, and the diameter of the lower surface of the punching seat is larger than the inner diameter of the movable die.

Preferably, a sliding block capable of vertically moving up and down is arranged in the fixed seat, three ejector rods are fixedly connected to the upper end of the sliding block, the three ejector rods can synchronously move up and down along with the sliding block and respectively extend into the three forming holes, a push rod is fixedly connected to the lower end of the sliding block, and the push rod extends out of the lower surface of the lower die base.

Preferably, the lower surface of the upper die base is detachably provided with a first positioning column, the upper surface of the lower die base is detachably provided with a second positioning column, and the first positioning column and the second positioning column are arranged coaxially.

Preferably, a radial convex ring is arranged on the outer wall of the punching seat, a locking sleeve is sleeved on the outer wall of the punching seat and detachably connected with the upper die base, and the locking sleeve abuts against the lower end face of the radial convex ring.

Preferably, the outer wall of the movable die is provided with a radial boss, the outer wall of the movable die is movably sleeved with a limiting sleeve, the limiting sleeve is detachably connected with the fixed seat, and the limiting sleeve abuts against the upper end face of the radial boss.

After the structure more than adopting, compared with the prior art, the utility model, have following advantage:

the utility model discloses when processing the round pin post on the one-way cover, place the one-way cover on the up end of fixed mould, then the compound die, the upper die base moves down, make the punching press head push down the one-way cover, when the punching press head pushes down the one-way cover, the one-way cover is extruded deformation and makes the partial material of one-way cover extrude into three shaping downthehole, thereby form the round pin post, make round pin post and one-way cover integrated into one piece, and when the upper die base moves down, the lower surface of punching press seat contacts with the movable mould, drive the movable mould and move down when the punching press seat moves down, the spring is compressed when the movable mould moves down, make the spring can form the damping force to the pushing down of punching press head, thereby guarantee that the punching press head carries out steady even extrusion to the one-way cover, in order; therefore, the utility model discloses can will sell the post through the punching press and put extrusion on the one-way cover for the round pin post processing on the one-way cover is convenient, the processing cost is lower.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1, the unidirectional sleeve pin extruding apparatus of the present embodiment includes a lower die base 10 and an upper die base 20, the lower die base 10 and the upper die base 20 are both horizontally disposed, a guide post 100 is disposed on an upper surface of the lower die base 10, an axis of the guide post 100 is perpendicular to the lower die base 10, a guide sleeve 200 is disposed on a lower surface of the upper die base 20, an axis of the guide sleeve 200 is perpendicular to the upper die base 20, and the guide post 100 and the guide sleeve 200 are coaxially disposed, when the upper die base 20 moves up and down, the guide post 100 moves up and down in the guide sleeve 200, thereby guiding the upper die base 20.

The upper surface of the lower die holder 10 is provided with a fixed die 11, and the upper surface of the fixed die 11 is provided with a fixed die 12, a movable die 13 and three springs 14.

The fixed die 12 is fixed relative to the fixed base 11, the fixed die 12 is cylindrical, the fixed die 12 is vertically arranged, three forming holes 121 are formed in the fixed die 12, the three forming holes 121 vertically penetrate through the fixed die 12 and are evenly distributed in the circumferential direction around the axis of the fixed die 12, and the upper end face of the fixed die 12 is used for placing a one-way sleeve to be processed.

The movable mould 13 is movable relative to the fixed base 11, the movable mould 13 is circular, the movable mould 13 can be vertically sleeved on the fixed mould 12, and the upper end face of the movable mould 13 is higher than that of the fixed mould 12.

The three springs 14 are vertically arranged and evenly distributed in the circumferential direction around the axis of the fixed die 12, the lower ends of the three springs 14 are abutted against the fixed seat 11, and the upper ends of the three springs 14 are abutted against the movable die 13.

The lower surface of the upper die base 20 is provided with a stamping base 23, the stamping base 23 is positioned right above the movable die 13, the stamping base 23 is provided with a stamping head 21 protruding out of the lower surface of the stamping base 23, the stamping head 21 is cylindrical, the stamping head 21 and the fixed die 12 are coaxially arranged, the diameter of the stamping head 21 is smaller than that of the fixed die 12, and the diameter of the lower surface of the stamping base 23 is larger than the inner diameter of the movable die 13.

When the unidirectional sleeve pin column extrusion device of the embodiment is used, a unidirectional sleeve is placed on the upper end face of the fixed die 12, then the die is closed, the upper die base 20 moves downwards, the unidirectional sleeve is pressed downwards by the stamping head 21, when the unidirectional sleeve is pressed downwards by the stamping head, the unidirectional sleeve is extruded and deformed, partial materials of the unidirectional sleeve are extruded into the three forming holes 121, the pin columns are formed, the pin columns and the unidirectional sleeve are integrally formed, when the upper die base 20 moves downwards, the lower surface of the stamping seat 23 is in contact with the movable die 13, when the stamping seat 23 moves downwards, the movable die 13 is driven to move downwards, when the movable die 13 moves downwards, the spring 14 is compressed, and the spring 14 can form damping force on the pressing of the stamping head 21.

The fixing base 11 in be provided with a slider 15 that can vertically move about, three ejector pins 16 of the upper end fixedly connected with of slider 15, three ejector pins 16 can reciprocate in step and stretch into three shaping hole 121 respectively along with slider 15, be provided with the pore that supplies slider 15 and three ejector pins 16 to reciprocate in the fixing base 11, a lower extreme fixedly connected with push rod 17 of slider 15, push rod 17 stretches out the lower surface in die holder 10, thus, after one-way cover processing was accomplished, upwards promote push rod 17, push rod 17 drives three ejector pins 16 through slider 15 and upwards moves, three ejector pins 16 can upwards jack-up the round pin post in three shaping hole 121, thereby it is ejecting to accomplish one-way cover with processing, thereby it is comparatively convenient to make the single line cover stripping of completion of processing.

The lower surface of upper die base 20 on the detachable be provided with a first reference column 22, the detachable be provided with a second reference column 18 on the upper surface of lower bolster 10, it is specific, first reference column 22 and second reference column 18 all fix through the bolt, first reference column 22 and second reference column 18 coaxial line set up, like this, when the compound die, first reference column 22 and second reference column 18 can be spacing to the distance that moves down of upper die base 20, so as to prevent upper die base 20 distance that moves down too big, and can dismantle the change to first reference column 22 and second reference column 18 when needing.

The outer wall of the punching seat 23 is provided with a radial convex ring 231, the outer wall of the punching seat 23 is sleeved with a locking sleeve 24, the locking sleeve 24 is detachably connected with the upper die seat 20, specifically, the locking sleeve 24 is connected with the upper die seat 20 through a plurality of bolts, and the locking sleeve 24 is abutted against the lower end face of the radial convex ring 231. Like this, punching press seat 23 is fixed on upper die base 20 through the lock sleeve 24 locking, when punching press seat 23 damaged, can pull down lock sleeve 24, can change punching press seat 23, and is comparatively convenient.

The outer wall of movable mould 13 on be provided with a radial boss 131, a stop collar 19 has been put to mobilizable cover on movable mould 13's the outer wall, stop collar 19 is the ring form structure, stop collar 19 is connected with 11 detachable of fixing base, it is specific, stop collar 19 is fixed mutually with fixing base 11 through a plurality of bolts, stop collar 19 offsets with the up end of radial boss 131, like this, movable mould 13 is fixed on fixing base 11 through 19 locking of stop collar, when movable mould 13 damages, can pull down stop collar 19, can change movable mould 13, it is comparatively convenient.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention, but should not be construed as limiting the claims, and the present invention is not limited to the above-described embodiments, but may be modified in various ways. In summary, all changes that can be made within the scope of the independent claims of the present invention are within the scope of the present invention.

Claims

1. The one-way sleeve pin column extrusion device is characterized by comprising a lower die holder (10) and an upper die holder (20);

a fixed seat (11) is arranged on the upper surface of the lower die seat (10), and a fixed die (12), a movable die (13) and a plurality of springs (14) are arranged on the upper surface of the fixed seat (11); the fixed die (12) is cylindrical, three forming holes (121) are formed in the fixed die (12), the three forming holes (121) vertically penetrate through the fixed die (12) and are uniformly distributed in the circumferential direction around the axis of the fixed die (12), and the upper end face of the fixed die (12) is used for placing a one-way sleeve to be processed; the movable mould (13) is annular, the movable mould (13) can be vertically sleeved on the fixed mould (12) in a movable manner, and the upper end surface of the movable mould (13) is higher than that of the fixed mould (12); the springs (14) are vertically arranged and evenly distributed in the circumferential direction around the axis of the fixed die (12), the lower ends of the springs (14) are abutted against the fixed seat (11), and the upper ends of the springs (14) are abutted against the movable die (13);

the lower surface of the upper die base (20) is provided with a punching base (23), the punching base (23) is located right above the movable die (13), a punching head (21) protruding out of the lower surface of the punching base (23) is arranged on the punching base (23), the punching head (21) is cylindrical, the punching head (21) and the fixed die (12) are coaxially arranged, the diameter of the punching head (21) is smaller than that of the fixed die (12), and the diameter of the lower surface of the punching base (23) is larger than the inner diameter of the movable die (13).

2. A unidirectional cotter pin extrusion apparatus as claimed in claim 1, wherein: the die-casting die is characterized in that a sliding block (15) capable of vertically moving up and down is arranged in the fixed seat (11), the upper end of the sliding block (15) is fixedly connected with three ejector rods (16), the three ejector rods (16) can synchronously move up and down along with the sliding block (15) and respectively extend into three forming holes (121), the lower end of the sliding block (15) is fixedly connected with a push rod (17), and the push rod (17) extends out of the lower surface of the lower die holder (10).

3. A unidirectional cotter pin extrusion apparatus as claimed in claim 2, wherein: a first positioning column (22) is detachably arranged on the lower surface of the upper die base (20), a second positioning column (18) is detachably arranged on the upper surface of the lower die base (10), and the first positioning column (22) and the second positioning column (18) are coaxially arranged.

4. A unidirectional cotter pin extrusion apparatus as claimed in claim 3, wherein: the outer wall of the punching seat (23) is provided with a radial convex ring (231), the outer wall of the punching seat (23) is sleeved with a locking sleeve (24), the locking sleeve (24) is detachably connected with the upper die base (20), and the locking sleeve (24) is abutted to the lower end face of the radial convex ring (231).

5. A unidirectional cotter pin extrusion apparatus as claimed in claim 4, wherein: the outer wall of the movable die (13) is provided with a radial boss (131), the outer wall of the movable die (13) is movably sleeved with a limiting sleeve (19), the limiting sleeve (19) is detachably connected with the fixed seat (11), and the limiting sleeve (19) is abutted to the upper end face of the radial boss (131).