CN210160335U

CN210160335U - Automobile half-axle sleeve forging profiling die

Info

Publication number: CN210160335U
Application number: CN201920672040.9U
Authority: CN
Inventors: 李奇; 李海涛
Original assignee: Luoyang Yilang Industry And Trade Co Ltd
Current assignee: Luoyang Yilang Industry And Trade Co Ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-03-20
Anticipated expiration: 2029-05-13

Abstract

The utility model discloses a car axle sleeve pipe forges die mould, including die holder and upper die base, lower mould benevolence is installed to die holder top nestification, the vertical die cavity of having seted up in the lower mould benevolence, the interior profile generating line of lower mould cavity is corresponding with the outer wall profile generating line shape of car axle sleeve pipe product, just the die cavity mouth big end is little down, upper die base bottom surface middle part is fixed with mould benevolence, go up mould benevolence with the coaxial setting from top to bottom of lower mould cavity. Has the advantages that: the utility model discloses at the in-process that promotes upper die base blowing to lower die cavity, can lock the position height of slide in the guide slot through the locking subassembly, and then the locking upper die base prevents that the upper die base from descending naturally, and the upper die base can directly fall when having avoided at blowing in-process maloperation punching press hammer, has prevented the emergence of incident, is favorable to carrying the safety in utilization performance of type mould that steps up.

Description

Automobile half-axle sleeve forging profiling die

Technical Field

The utility model relates to an automobile axle sleeve pipe production subassembly field, concretely relates to automobile axle sleeve pipe forges die mould.

Background

The automobile semi-axle sleeve is a horn-shaped seamless pipe fitting and is arranged at a shaft neck of a rolling bearing and a wear part of a bearing shaft neck, the production mode of the semi-axle sleeve is that the semi-axle sleeve is machined by a lathe and is formed by turning a cylindrical steel section drilling or thick-wall seamless steel pipe or is formed by adopting casting, welding and other processes, the steel section or the seamless steel pipe is machined by using the turning process, more blanking is needed, the machining speed is low, and the production efficiency is not improved; when the semi-axle sleeve is manufactured by using a casting technology or a welding technology, the requirement on casting conditions is high, a row of steel casting equipment is needed, the production cost is high, the defective rate of cast parts is high, the welding technology causes that workpieces essentially have welding seams and the structural strength of products can be influenced, so that the semi-axle sleeve manufactured by adopting a forging mode is widely applied due to the characteristics of integral forming and high yield, and a forging die is needed in the forging and processing process of the automobile semi-axle sleeve.

The applicant finds that at least the following technical problems exist in the prior art: forging die mould needs earlier the die sinking to part last mould and lower mould when putting into the section of calcining the steel, goes up mould and lower mould at present and adopts the ram hammer to keep the lifting state of mould after part, owing to do not set up locking function, then at the in-process of keeping the mould blowing under the lifting state, if operator's maloperation ram hammer can lead to going up the mould and directly fall, can directly take place the production accident and interrupt production.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an automobile axle sleeve forges die mould just for solving above-mentioned problem to at present go up mould and lower mould and adopt the punching press hammer to keep the promotion state of mould after separately among the solution prior art, owing to do not set up locking function, then at the in-process of keeping the in-process of blowing under the mould promotion state, if the operator maloperation punching press hammer can lead to going up the direct whereabouts scheduling technical problem of mould. The utility model provides an among a great deal of technical scheme preferred technical scheme have: in the process of lifting the upper die base to discharge the upper die base to the lower die cavity, the position height of the sliding seat in the guide groove can be locked through the locking assembly, the upper die base is prevented from naturally descending, the technical effects that the upper die base can directly fall down when the stamping hammer is operated by mistake in the discharging process are avoided, and the technical effects are explained in detail below.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a car axle sleeve pipe forges die mould, including die holder and upper die base, the nested lower mould benevolence of installing in die holder top, the vertical lower die cavity that has seted up in the lower mould benevolence, the inner profile generating line of lower die cavity corresponds with the outer wall profile generating line shape of car axle sleeve pipe product, and the lower die cavity mouth is big end down, upper mould benevolence is fixed with in the middle part of the upper die base bottom surface, upper mould benevolence and lower die cavity coaxial arrangement from top to bottom, and the outer profile generating line of upper mould benevolence corresponds with the interior pipe wall profile generating line shape of car axle sleeve pipe, upper mould benevolence and lower die cavity clearance fit;

the stamping die comprises an upper die base, a stamping hammer, a sliding seat, side plates, a guide groove, a sliding seat and a locking assembly, wherein the stamping hammer is fixedly connected to the top surface of the upper die base, the sliding seat is fixedly mounted on two sides of the stamping hammer, the side plates are vertically fixed to two sides of the top surface of the lower die base along the longitudinal direction, the guide groove is vertically formed in one side, opposite to the side plates, of the side plates, the guide groove is in sliding fit with the sliding seat, the guide groove is open in one side, opposite to the side of the guide groove, the mounting groove is horizontally.

Preferably, the locking assembly comprises a pull rod and a sleeve ring, the pull rod is in clearance fit with the side plate, the pull rod is coaxially arranged with the mounting groove, the middle of the pull rod is fixed with the sleeve ring, the outer side of the pull rod is in clearance fit with a pressure spring, one end of the pressure spring is connected with the mounting groove, the other end of the pressure spring is connected with the sleeve ring, one end of the pull rod is fixed with a handle, and the outer circular surface of the other end of the pull rod is in contact with the bottom surface of the sliding seat.

Preferably, the lantern ring is of a solid annular structure, and the lantern ring is in interference fit with the pull rod.

Preferably, the surface of the handle is provided with anti-skid grains.

Preferably, the stamping hammer is fixedly connected with the upper die base through a bolt.

Preferably, the side plate and the lower die holder are welded and fixed.

Preferably, the guide groove is a dovetail groove, and the inner side of the guide groove is coated with lubricating grease.

By adopting the forging and profiling die for the automobile half-axle sleeve, in an initial state, the outer circular surface at one end of the pull rod is in contact with the bottom surface of the sliding seat, the pull rod can be used for lifting up to limit the sliding seat to descend, so that the upper die seat is prevented from naturally descending along the guide groove, when the die is used, the upper die seat is kept in a state locked by the locking assembly, then a calcined steel section with the same diameter as the bottom diameter of the lower die cavity is placed into the lower die cavity, the calcined steel section smoothly enters the lower die cavity and contacts the bottom surface, the handles at two sides are pulled to drive the pull rod to be pulled outwards, the pull rod can be separated from the sliding seat due to being taken in the mounting groove in the outwards pulling process, meanwhile, the pull rod compresses the pressure spring through the lantern ring in the outwards pulling process, and after the end part of the pull rod is completely separated from the sliding seat, the limitation of the pull rod on the, at the moment, the stamping hammer is controlled to apply force to drive the upper die base to reciprocate up and down, due to the sliding fit of the guide sleeve and the sliding seat, the upper die core on the bottom surface of the upper die base can be ensured to reciprocate up and down and coaxially punch into the lower die cavity, due to the fact that an outer contour bus of the upper die core corresponds to an inner wall contour bus of the automobile half-shaft sleeve in shape and the upper die core and the lower die cavity can be in clearance fit, the upper die core can downwards press and impact the top end of the calcined steel section in a reciprocating punching mode into the lower die cavity, a pipe hole is punched on the calcined steel section, the outer wall of the calcined steel section is radially extruded to the cavity wall attached to the lower die cavity, so that the automobile half-shaft sleeve is stamped and forged by the stamping hammer, after the preforming forging, the upper die base is driven to ascend by the stamping hammer, and the outward extending pull, prevent the pull rod interferes the upper die base both ends the rising of slide ensures the slide rises to behind the top of pull rod position height, unclamp the pull rod makes the pressure spring passes through the lantern ring drives the pull rod return, so that pass through once more the locking Assembly has taken up the restriction the slide descends, has prevented the upper die base descends naturally, has avoided getting material blowing in-process maloperation the upper die base can directly fall during the punching press hammer, has prevented the emergence of incident, is favorable to hoisting device's safety in utilization performance.

Has the advantages that: the utility model discloses at the in-process that promotes upper die base blowing to lower die cavity, can lock the position height of slide in the guide slot through the locking subassembly, and then the locking upper die base prevents that the upper die base from descending naturally, and the upper die base can directly fall when having avoided at blowing in-process maloperation punching press hammer, has prevented the emergence of incident, is favorable to carrying the safety in utilization performance of type mould that steps up.

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 front external view of the present invention;

fig. 2 is a front sectional view of the present invention;

fig. 3 is a top external view of the present invention;

fig. 4 is a top cross-sectional view of the present invention.

The reference numerals are explained below:

1. a stamping hammer; 101. a slide base; 2. a locking assembly; 201. a handle; 202. a pull rod; 203. a pressure spring; 204. a collar; 3. a side plate; 301. mounting grooves; 302. a guide groove; 4. a lower die holder; 401. a lower die core; 402. a lower die cavity; 5. an upper die holder; 501. and (4) loading the mold core.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a car axle sleeve forges die mould, including lower die holder 4 and upper die base 5, lower mould benevolence 401 is installed to the nestification in 4 tops of lower die holder, the lower mould chamber 402 has vertically been seted up in the lower mould benevolence 401, the interior profile generating line of lower mould chamber 402 is corresponding with the outer wall profile generating line shape of car axle sleeve product, and lower mould chamber 402 mouth is big end little, 5 bottom surface middle parts of upper die base are fixed with mould benevolence 501, go up mould benevolence 501 and lower mould chamber 402 coaxial setting from top to bottom, and the profile generating line of going up mould benevolence 501 is corresponding with car axle sleeve's interior pipe wall profile generating line shape, go up mould benevolence 501 and. 5 top surface fixedly connected with punching press hammers 1 of upper die base, the equal fixed mounting in 1 both sides of punching press hammer has slide 101, 4 top surfaces both sides of die holder are along vertical being fixed with curb plate 3, the equal vertical guide slot 302 of having seted up in the one side that the curb plate 3 is relative, and guide slot 302 and slide 101 sliding fit, the one side opening that two guide slots 302 are relative, mounting groove 301 has been seted up to the equal level of opposite side of two guide slots 302, and the orientation is relative, mounting groove 301 internal fixation has the locking subassembly 2 that is used for locking upper die base 5 at guide slot 302 internal position.

As a preferable scheme of the scheme, the locking assembly 2 comprises a pull rod 202 and a sleeve ring 204, the pull rod 202 is in clearance fit with the side plate 3, the pull rod 202 and the mounting groove 301 are coaxially arranged, the sleeve ring 204 is fixed in the middle of the pull rod 202, a pressure spring 203 is in clearance fit with the outer side of the pull rod 202, one end of the pressure spring 203 is connected with the mounting groove 301, the other end of the pressure spring 203 is connected with the sleeve ring 204, a handle 201 is fixed at one end of the pull rod 202, and the outer circular surface of the other end of the pull rod 202 is in contact with the bottom surface of the sliding seat 101.

The anti-skidding line is seted up on handle 201 surface to prevent that handle 201 from taking off the hand in-process of handheld handle 201 application of force pulling pull rod 202, punching press hammer 1 passes through bolt fixed connection with upper die base 5, so sets up, and the quick installation of the upper die base 5 on punching press hammer 1 of being convenient for is fixed.

Curb plate 3 and lower die holder 4 welded fastening to what curb plate 3 can stabilize prevents not hard up on lower die holder 4, and guide slot 302 is the forked tail type groove, the inboard coating lubricating grease of guide slot 302, so setting up, the smooth and easy edge guide slot 302 lift of slide 101 of being convenient for, so as to lead fast to the cooperation of last mould benevolence 501 with lower die cavity 402.

By adopting the structure, in the initial state, the outer circular surface at one end of the pull rod 202 is contacted with the bottom surface of the sliding seat 101, the pull rod 202 can be lifted to limit the sliding seat 101 to descend, so as to prevent the upper die holder 5 from naturally descending along the guide groove 302, when the die is used, the upper die holder 5 is kept in a state of being locked by the locking component 2, then a calcined steel section with the same diameter as the bottom diameter of the lower die cavity 402 is placed into the lower die cavity 402, the calcined steel section smoothly enters the lower die cavity 402 and is contacted with the bottom surface, the handles 201 at two sides are pulled to drive the pull rod 202 to outwards pull, the pull rod 202 is separated from the sliding seat 101 due to being retracted into the installation groove 301 in the outwards pulling process, meanwhile, the pull rod 202 compresses the compression spring 203 through the lantern ring 204 in the outwards pulling process, when the end part of the pull rod 202 is completely separated from the sliding seat 101, the limit of the pull rod, because the guide sleeve is in sliding fit with the sliding seat 101, the upper die core 501 at the bottom surface of the upper die base 5 can be ensured to reciprocate, lift and coaxially punch into the lower die cavity 402, because the outer contour bus of the upper die core 501 corresponds to the inner pipe wall contour bus of the automobile half-axle sleeve in shape, and the upper die core 501 and the lower die cavity 402 can be in clearance fit, the upper die core 501 can press and impact the top end of the calcined steel section in a reciprocating mode into the lower die cavity 402, and punch and extrude pipe holes on the calcined steel section and radially extrude the outer wall of the calcined steel section to the cavity wall attached to the lower die cavity 402, so as to stamp and forge the pre-molded automobile half-axle sleeve, after the stamp forging is completed, the upper die base 5 is driven to lift by the stamping hammer 1, the pull rod 202 should be pulled to extend outwards in the lifting process, so as to prevent the pull rod 202 from interfering with the sliding seats 101 at the two ends, the pull rod 202 is loosened, so that the pressure spring 203 drives the pull rod 202 to return through the lantern ring 204, the locking assembly 2 is used for lifting and limiting the sliding seat 101 to descend again, the upper die base 5 is prevented from descending naturally, the phenomenon that the upper die base 5 directly falls down when the stamping hammer 1 is operated by mistake in the material taking and discharging process is avoided, safety accidents are prevented, and the use safety performance of the device is improved.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides an automobile half shaft sleeve forges die mould, includes die holder (4) and upper die base (5), its characterized in that: a lower die core (401) is nested at the top of the lower die holder (4), a lower die cavity (402) is vertically formed in the lower die core (401), an inner contour bus of the lower die cavity (402) corresponds to an outer wall contour bus of an automobile half-shaft sleeve product in shape, the opening of the lower die cavity (402) is large and the bottom of the lower die cavity is small, an upper die core (501) is fixed in the middle of the bottom surface of the upper die holder (5), the upper die core (501) and the lower die cavity (402) are coaxially arranged up and down, an outer contour bus of the upper die core (501) corresponds to an inner wall contour bus of an automobile half-shaft sleeve in shape, and the upper die core (501) is in clearance fit with the lower die cavity (402;

upper die base (5) top surface fixedly connected with punching press hammer (1), the equal fixed mounting in punching press hammer (1) both sides has slide (101), die holder (4) top surface both sides are along vertical curb plate (3) of being fixed with, the equal vertical guide slot (302) of having seted up in one side that curb plate (3) is relative, just guide slot (302) with slide (101) sliding fit, two one side opening that guide slot (302) is relative, two mounting groove (301) have been seted up to the equal level of opposite side of guide slot (302), and the orientation is relative, mounting groove (301) internal fixation has for the locking upper die base (5) are in locking subassembly (2) of guide slot (302) internal position.

2. The forging and profiling die for the automobile half-axle sleeve according to claim 1, wherein the forging and profiling die comprises: locking Assembly (2) include pull rod (202) and lantern ring (204), pull rod (202) with curb plate (3) clearance fit, just pull rod (202) with mounting groove (301) coaxial setting, pull rod (202) middle part is fixed with lantern ring (204), pull rod (202) outside clearance fit has pressure spring (203), just pressure spring (203) one end with mounting groove (301) are connected, pressure spring (203) other end with lantern ring (204) are connected, pull rod (202) one end is fixed with handle (201), the outer disc of pull rod (202) other end with slide (101) bottom surface contact.

3. The forging and profiling die for the automobile half-axle sleeve according to claim 2, wherein the forging and profiling die comprises: the lantern ring (204) is of a solid annular structure, and the lantern ring (204) is in interference fit with the pull rod (202).

4. The forging and profiling die for the automobile half-axle sleeve according to claim 2, wherein the forging and profiling die comprises: the surface of the handle (201) is provided with anti-skid grains.

5. The forging and profiling die for the automobile half-axle sleeve according to claim 1, wherein the forging and profiling die comprises: the stamping hammer (1) is fixedly connected with the upper die holder (5) through a bolt.

6. The forging and profiling die for the automobile half-axle sleeve according to claim 1, wherein the forging and profiling die comprises: the side plate (3) and the lower die holder (4) are fixed in a welding mode.

7. The forging and profiling die for the automobile half-axle sleeve according to claim 1, wherein the forging and profiling die comprises: the guide groove (302) is a dovetail groove, and lubricating grease is coated on the inner side of the guide groove (302).