CN218574800U

CN218574800U - A plastic tool for MIM axle piece

Info

Publication number: CN218574800U
Application number: CN202223159845.4U
Authority: CN
Inventors: 蒋于良; 郦旭强
Original assignee: Danyang Yuqiao Precision Components Co ltd
Current assignee: Danyang Yuqiao Precision Components Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-03-07
Anticipated expiration: 2032-11-28

Abstract

The utility model discloses a plastic tool for MIM axle spare, including shaping piece and spacing post, the direction of height that spacing post can be followed to the shaping piece removes, and the shaping piece is used for ear head plastic, spacing leg joint has the lift cover of liftable, the lift cover is used for MIM axle spare to support, the bottom of spacing post is fixed with the fixing base, the fixing base is connected with the positioning mechanism who is used for the lift cover location, and axle body cover is at spacing post, and axle body bottom links to each other with the lift cover, and shaping piece presses in the ear head, and spacing capital portion can be dismantled and be connected with the boss, and the ear head links to each other with the boss. The utility model discloses can realize handling MIM shaft member plastic, easy operation is nimble to can carry out the pertinence size plastic to the product, in time adjust according to the demand, the suitability is strong, can realize that the location is locked to the lift cover, improves the stability of lift cover, can provide good support to the MIM shaft member, prevents that MIM shaft member from gliding, influences the plastic precision.

Description

A plastic tool for MIM axle piece

Technical Field

The utility model relates to a parts machining technical field specifically is a plastic tool for MIM axle piece.

Background

The parts are the basic elements of the machine, and the machine generally comprises one or more motive power parts (such as an electric motor, an internal combustion engine and a steam engine) for receiving external energy; the machine comprises an execution part (such as a cutter in a machine tool) for realizing the production function of the machine, a transmission part (such as a gear and a spiral transmission mechanism in the machine tool) for transmitting the motion and the power of a prime motor to the execution part, and a detection and control system (such as a numerical control system in the machine tool) for ensuring the coordinated operation of all parts in the machine (namely, the machine consists of a prime moving part, a transmission part, an execution part and a measurement and control part). The machine is further decomposed, and various parts can be obtained. MIM is one of the parts, and MIM is a form in which a plasticized mixture of metal powder and its binder is injected into a mold.

When MIM shaft spare adds man-hour, adopt the manual work to operate, adopt the manpower to add simple and easy tool to carry out the plastic mode of knock-on promptly, there is the resilience height in this kind of mode plastic, needs check many times after the manpower plastic, does not arrive the size and still need plastic once more, and the operation is wasted time and energy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plastic tool for MIM axle spare, what possess can carry out the pertinence size plastic to the product, in time adjust according to the demand, the suitability is strong, operation labour saving and time saving and advantage that the precision is high have solved the problem of proposing among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a shaping jig for an MIM shaft comprises a shaping block and a limiting column, wherein the shaping block can move along the height direction of the limiting column, the shaping block is used for shaping ears, the limiting column is connected with a lifting sleeve capable of lifting, the lifting sleeve is used for supporting the MIM shaft, a fixing seat is fixed at the bottom of the limiting column, and the fixing seat is connected with a positioning mechanism used for positioning the lifting sleeve;

when shaping, the shaft body is sleeved on the limiting column, the bottom of the shaft body is connected with the lifting sleeve, the shaping block is pressed on the lug, the top of the limiting column is detachably connected with a boss, and the lug is connected with the boss.

Preferably, a taper surface is arranged in the shaping block and is a smooth surface, and the taper surface is pressed on the lug.

Preferably, the top of the shaping block is provided with a connecting column, and the shaping block is connected with the connecting column through a screw.

Preferably, the positioning mechanism comprises an anti-skid pressing plate, a stud, a threaded seat and a handle, the threaded seat is fixed at the top of the fixed seat, the stud penetrates through the threaded seat, the stud is used for driving the anti-skid pressing plate to move along the length direction of the stud, the handle is used for driving the stud to rotate, and when the lifting sleeve is in a positioning state, the anti-skid pressing plate is pressed on the lifting sleeve.

Preferably, the handle is fixed at one end of the stud, and the other end of the stud is rotatably connected with the anti-skid pressing plate.

Preferably, the stud is in threaded connection with the threaded seat.

Preferably, the top of fixing base is provided with two at least spouts, the bottom of antiskid pressing plate be connected with spout assorted sliding block.

Preferably, the lifting sleeve is in threaded connection with the limiting column.

Preferably, the outer side of the boss is provided with a connecting surface, and the lug is connected with the connecting surface during shaping.

Preferably, the center of the bottom of the boss is connected with a screw head, and the screw head is in threaded connection with the limiting column.

Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model discloses a be provided with shaping block, lifting sleeve, positioning mechanism includes antiskid pressing plate, double-screw bolt, screw thread seat, handle, can overlap MIM shaft spare on spacing post to the bottom supports in the lifting sleeve, utilizes manual punch press to exert downward pressure to shaping block, makes the tapering surface compress tightly in the ear, and the ear is connected in the boss at spacing top of post, and then realizes the shaping of MIM shaft spare, easy operation is nimble; the lifting sleeve can be rotated to move on the limiting column, so that the MIM shaft piece is driven to lift, the type of the boss can be conveniently replaced according to requirements, namely, the included angle between the connecting surface and the horizontal plane is controllable, the shaping block is tightly pressed on the lug heads, the lug heads are connected with the connecting surface, so that the positions of the two lug heads can be changed, the products can be subjected to targeted size shaping, and the device can be timely adjusted according to requirements, and is high in applicability; after the lifting sleeve is located at a proper position, the rotatable handle drives the stud to rotate, the stud applies thrust to the anti-skidding pressing plate, namely the anti-skidding pressing plate is tightly pressed on the lifting sleeve, the lifting sleeve can be positioned and locked, the stability of the lifting sleeve is improved, a good support can be provided for the MIM shaft, and the MIM shaft is prevented from sliding downwards to influence the shaping precision.

Drawings

FIG. 1 is a schematic diagram of a conventional MIM shaft product;

fig. 2 is a perspective view of the present invention;

FIG. 3 is an enlarged view of FIG. 2 at A;

fig. 4 is a bottom perspective view of the present invention;

FIG. 5 is a cross-sectional view of FIG. 4;

FIG. 6 is a front view of FIG. 5;

fig. 7 is a schematic diagram of the structure of the spacing post of the present invention.

In the figure: 1. connecting columns; 2. shaping the block; 3. a shaft body; 4. a lifting sleeve; 5. a fixed seat; 6. a handle; 7. an anti-skid pressure plate; 8. a chute; 9. a stud; 10. a slider; 11. a threaded seat; 12. a threaded hole; 13. a screw; 14. a tapered surface; 15. an ear head; 16. mounting holes; 17. a connection face; 18. a limiting column; 19. a boss; 20. a screw head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the mim shaft includes a shaft body 3 and two lugs 15 connected to the top of the shaft body 3, and mounting holes 16 are formed in the lugs 15.

Referring to fig. 2 to 7, the present invention provides a shaping jig for MIM shaft, including shaping block 2 and spacing column 18, the shaping block 2 can move along the height direction of the spacing column 18, the shaping block 2 is used for shaping ear 15, and the bottom of the shaping block 2 is open. The limiting column 18 is connected with a lifting sleeve 4 capable of lifting, the lifting sleeve 4 is in threaded connection with the limiting column 18, and the lifting sleeve 4 is used for supporting the MIM shaft. The bottom of spacing post 18 is fixed with fixing base 5, and fixing base 5 is connected with the positioning mechanism who is used for lifting sleeve 4 location.

When shaping, the MIM shaft can be sleeved on the limiting column 18, the bottom of the MIM shaft is supported by the lifting sleeve 4, and a manual punch (which belongs to the existing device and is not described herein) is used for applying downward pressure on the shaping block 2, so that the tapered surface 14 is pressed on the lug 15, and the lug 15 is connected to the boss 19 at the top of the limiting column 18, thereby realizing the shaping treatment of the MIM shaft, and the operation is simple and flexible.

Rotatable lift cover 4 makes it remove on spacing post 18, and then the lift of drive MIM axle piece, be convenient for change 19 types of boss according to the demand, it is controllable with horizontal plane contained angle promptly to connect face 17, this contained angle is e in figure 7, and same shaping block 2 compresses tightly in ear head 15, and ear head 15 links to each other with connecting face 17, and then can change two ear head 15's position, can carry out the pertinence size plastic to the product, in time adjust according to the demand, and the suitability is strong.

Be equipped with tapering face 14 in the shaping block 2, and tapering face 14 is the smooth surface, reduces and the ear 15 contact friction power, and in the plastic process, ear 15 slides on tapering face 14, and then reduces 15 wearing and tearing of ear.

The top of the shaping block 2 is provided with a connecting column 1, the shaping block 2 is connected with the connecting column 1 through a screw 13, the connecting column 1 can be connected with a machine head of a manual punch press, the manual punch press can enable the connecting column 1 to move downwards, namely, the connecting column 1 applies pressure to the shaping block 2 to drive the shaping block 2 to move downwards. The bottom of the connecting column 1 is provided with a threaded hole 12, and a screw 13 is in threaded connection with the threaded hole 12.

The positioning mechanism comprises an anti-skid pressing plate 7, a stud 9, a threaded seat 11 and a handle 6, the threaded seat 11 is fixed at the top of the fixed seat 5, the stud 9 penetrates through the threaded seat 11, the stud 9 is used for driving the anti-skid pressing plate 7 to move along the length direction of the stud 9, the handle 6 is used for driving the stud 9 to rotate, and when the lifting sleeve 4 is in a positioning state, the anti-skid pressing plate 7 is pressed on the lifting sleeve 4. After lifting sleeve 4 is in suitable position, rotatable handle 6 drives the rotation of double-screw bolt 9, and double-screw bolt 9 exerts thrust to antiskid clamp plate 7, and antiskid clamp plate 7 compresses tightly in lifting sleeve 4 promptly, can realize 4 location locking to lifting sleeve, improves lifting sleeve 4's stability, can provide good support to MIM axle spare, prevents that MIM axle spare from gliding, influences the plastic precision.

The handle 6 is fixed in the one end of double-screw bolt 9, and the other end and the anti-skidding clamp plate 7 of double-screw bolt 9 are rotatable continuous, and double-screw bolt 9 links to each other with screw thread seat 11 screw thread, and when turning handle 6, handle 6 and double-screw bolt 9 synchronous movement are equipped with anti-skidding line simultaneously one side of anti-skidding clamp plate 7, and increase and lifting cover 4 contact friction prevents that not hard up gyration from appearing in lifting cover 4.

The top of fixing base 5 is provided with two at least spouts 8, and the bottom of non-slip pressure plate 7 is connected with spout 8 assorted sliding block 10, and spout 8 is equipped with two usually, and when non-slip pressure plate 7 was moving, sliding block 10 removed in corresponding spout 8, played good guide effect to non-slip pressure plate 7, and reciprocating motion is firm.

The outer side of the boss 19 is provided with a connecting surface 17, when reshaping, the lug 15 is connected with the connecting surface 17, and simultaneously, the lug 15 is also connected with the tapered surface 14, and the reshaping block 2 can not move downwards.

The center of the bottom of the boss 19 is connected with a screw head 20, the screw head 20 is in threaded connection with the limiting column 18, the rotatable boss 19 is convenient to detach from the limiting column 18, the boss 19 of a proper type can be selected according to the shaping requirements of products, namely the size of e is controllable, and the height of the boss 19 is controllable.

The working principle is as follows: the MIM shaft is sleeved on the limiting column 18 and supported on the lifting sleeve 4, and then the lifting sleeve 4 is rotated to move on the height of the limiting column 18, so that the height of the MIM shaft can be conveniently adjusted. After the MIM shaft piece is in suitable position, rotatable handle 6 drives the rotation of double-screw bolt 9, and double-screw bolt 9 exerts thrust to antiskid clamp plate 7, and antiskid clamp plate 7 compresses tightly in lifting sleeve 4 promptly, can realize the location locking to lifting sleeve 4, improves lifting sleeve 4's stability, prevents that MIM shaft piece from gliding, influences the plastic precision. The manual punch press is manually operated to enable the connecting column 1 to move downwards, so that the shaping block 2 is driven to synchronously move downwards until the tapered surface 14 is pressed on the lug 15, and when the lug 15 is connected with the connecting surface 17, the shaping block 2 stops moving downwards and keeps the position unchanged, so that the shaping treatment of the MIM shaft piece is realized, and the operation is simple and flexible.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A shaping jig for an MIM shaft comprises a shaping block (2) and a limiting column (18), and is characterized in that the shaping block (2) can move in the height direction of the limiting column (18), the shaping block (2) is used for shaping an ear (15), the limiting column (18) is connected with a lifting sleeve (4) capable of being lifted, the lifting sleeve (4) is used for supporting the MIM shaft, a fixing seat (5) is fixed at the bottom of the limiting column (18), and the fixing seat (5) is connected with a positioning mechanism for positioning the lifting sleeve (4);

when the plastic, axle body (3) cover is at spacing post (18), and axle body (3) bottom links to each other with lift cover (4), and shaping piece (2) are pressed in ear (15), and spacing post (18) top can be dismantled and be connected with boss (19), and ear (15) link to each other with boss (19).

2. The shaping jig for the MIM shaft according to claim 1 wherein the shaping block (2) is provided with a tapered surface (14), and the tapered surface (14) is a smooth surface, and the tapered surface (14) is pressed against the ear (15).

3. The shaping jig for the MIM shaft according to claim 1 wherein the top of the shaping block (2) is provided with a connecting column (1), and the shaping block (2) is connected to the connecting column (1) by a screw (13).

4. The shaping jig for the MIM shaft according to claim 1, wherein the positioning mechanism comprises an anti-slip pressure plate (7), a stud (9), a threaded seat (11) and a handle (6), the threaded seat (11) is fixed on the top of the fixing seat (5), the stud (9) penetrates through the threaded seat (11), the stud (9) is used for driving the anti-slip pressure plate (7) to move along the length direction of the stud (9), the handle (6) is used for driving the stud (9) to rotate, and when the lifting sleeve (4) is in a positioning state, the anti-slip pressure plate (7) is pressed on the lifting sleeve (4).

5. The truing jig for the MIM shaft according to claim 4, characterized in that the handle (6) is fixed to one end of a stud (9), and the other end of the stud (9) is rotatably connected with the anti-slip pressure plate (7).

6. The truing tool for MIM shafts according to claim 4 wherein the threaded studs (9) are threadedly connected to the threaded seats (11).

7. The shaping jig for the MIM shaft according to claim 4, characterized in that the top of the fixing seat (5) is provided with at least two sliding grooves (8), and the bottom of the anti-skid pressure plate (7) is connected with sliding blocks (10) matched with the sliding grooves (8).

8. The truing tool for MIM shafts according to claim 1 wherein the lifting sleeve (4) is threadedly connected to the retaining post (18).

9. A shaping jig for MIM shaft according to claim 1 wherein the outside of the boss (19) is provided with a connection surface (17), and the lug (15) is connected to the connection surface (17) when shaping.

10. The shaping jig for the MIM shaft according to claim 1 wherein the boss (19) has a screw head (20) connected to the center of the bottom thereof, and the screw head (20) is screwed to the position-limiting post (18).