CN214923142U

CN214923142U - Machining die for casting automobile exhaust bent pipe

Info

Publication number: CN214923142U
Application number: CN202121587669.7U
Authority: CN
Inventors: 阮光
Original assignee: Dalian Jinhengda Stainless Steel Precision Parts Co ltd
Current assignee: Dalian Jinhengda Stainless Steel Precision Parts Co ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2021-11-30
Anticipated expiration: 2031-07-13

Abstract

The utility model discloses a mold processing for automobile exhaust return bend casting usefulness relates to mold processing technical field. The device includes the base, and the both sides fixed mounting of base has the connecting seat, and the last fixed surface of base installs the mould, and the return bend has been placed to the inside of mould. This mold processing of return bend casting usefulness is when using, through rotating first threaded rod to the connecting lantern ring that drives second threaded rod and first threaded rod surface threaded connection drives the fixed block and removes, make the fixed block at the removal in-process, because the effect of connecting plate, drive the movable block and remove along the slide, make the movable block remove to the both sides of mould, with the inside of return bend spacing in the mould groove, make when polishing the return bend after casting, the return bend can not remove at will, improve the machining efficiency of polishing of return bend.

Description

Machining die for casting automobile exhaust bent pipe

Technical Field

The utility model relates to a mold processing technical field specifically is a mold processing for automobile exhaust return bend casting is used.

Background

The mould is a tool for forming articles, which is composed of various parts, and it mainly realizes the processing of the shape of the article through the change of the physical state of the formed material, and is generally used in the industry, and the mould is divided into hardware mould, plastic mould and its special mould according to the formed material.

The elbow forging die is characterized in that a cavity of the die is designed into a forming tool matched with the shape of an elbow, the elbow is formed in one step by closing a movable die and a fixed die, after the automobile exhaust elbow is cast, the surface of the cast elbow is rough due to the rough surface of the forming cavity and chemical reaction between molten metal and the surface of the cavity, so that the use requirement of high-precision parts cannot be met, the existing elbow is machined and polished by placing the automobile exhaust elbow in a machining and polishing die, but in the machining and polishing process, a pipe fitting may deviate, so that the efficiency is low when the elbow is polished, the elbow is fixed by a clamp, the clamping position of the clamp is inconvenient to polish when the elbow is polished, the clamping position of the clamp needs to be changed continuously, and the machining efficiency of the elbow is influenced to a certain extent, in view of the above situation, we propose a processing mold for casting an automobile exhaust elbow.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model discloses a mold processing for automobile exhaust return bend casting usefulness to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a mold processing for automobile exhaust return bend casting usefulness includes:

the bending die comprises a base, connecting seats, a die, a slide way, a bent pipe and a limiting mechanism, wherein the connecting seats are fixedly arranged on two sides of the base, the die is fixedly arranged on the upper surface of the base, the slide way is fixedly arranged on the outer side of the die, the bent pipe is placed in the die, and the bent pipe is limited in a die groove through the limiting mechanism;

the limiting mechanism comprises a fixed block and moving blocks, the moving blocks are assembled on two sides of the fixed block, and the moving blocks are connected to two sides of the die through sliding ways.

Preferably, a mold groove is formed in the mold, and the bent pipe is placed in the mold groove.

Preferably, the interior of the mold groove is provided with a scraper which is movably sleeved on the outer surface of the elbow, and the scraper is connected to the interior of the mold in a sliding manner.

Preferably, stop gear still includes first threaded rod, second threaded rod and the adapter ring, the one end fixed connection of first threaded rod and second threaded rod, first threaded rod and second threaded rod rotate the inside of connecting at base and connecting seat, the equal threaded connection in surface of first threaded rod and second threaded rod has the adapter ring, one side fixed mounting of the adapter ring has the fixed block.

Preferably, a connecting plate is assembled between the fixed block and the moving block, and a connecting groove and a sliding groove are respectively formed in the fixed block and the moving block.

Preferably, the inside fixed mounting of spread groove has the dead lever, the inside sliding connection of spout has the slider.

Preferably, one end of the connecting plate is movably sleeved on the outer surface of the fixing rod, and the other end of the connecting plate is movably hinged inside the sliding block.

The utility model discloses a mold processing for casting of automobile exhaust return bend is used, its beneficial effect who possesses as follows:

1. this mold processing of return bend casting usefulness is when using, through rotating first threaded rod to the connecting lantern ring that drives second threaded rod and first threaded rod surface threaded connection drives the fixed block and removes, make the fixed block at the removal in-process, because the effect of connecting plate, drive the movable block and remove along the slide, make the movable block remove to the both sides of mould, with the inside of return bend spacing in the mould groove, make when polishing the return bend after casting, the return bend can not remove at will, improve the machining efficiency of polishing of return bend.

2. This mold processing of return bend casting usefulness when using, through the internally mounted scraper blade at the mould groove for when the return bend that will cast the completion is placed in the inside of mould groove, the scraper blade cup joints the face of coupling outside at the return bend, makes to drive the movable block through two sets of threaded rods and fixes the return bend spacing in the inside of mould groove, only needs to remove the scraper blade, can conveniently process and polish the return bend surface, need not press from both sides the return bend through hand or place through other fixings and press from both sides the return bend, reduces the incomplete problem of polishing the return bend surface.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is a schematic view of the scraper structure of the present invention;

FIG. 3 is a schematic view of the limiting mechanism of the present invention;

FIG. 4 is a schematic diagram of the structure of the connection plate of the present invention;

fig. 5 is an exploded view of the connection plate structure of the present invention.

In the figure: 1. a base; 2. a connecting seat; 3. a mold; 301. a mold slot; 4. a slideway; 5. bending the pipe; 6. a squeegee; 7. a limiting mechanism; 701. a first threaded rod; 702. a second threaded rod; 703. a connecting lantern ring; 704. a fixed block; 705. a moving block; 8. connecting grooves; 9. fixing the rod; 10. a chute; 11. a connecting plate; 12. a slide block.

Detailed Description

The embodiment of the utility model discloses a mold processing for automobile exhaust return bend casting usefulness, as shown in fig. 1-5, include:

according to the attached drawings 1-2, a base 1 and connecting seats 2 are fixedly mounted on two sides of the base 1, a mold 3 is fixedly mounted on the upper surface of the base 1, a slide 4 is fixedly mounted on the outer side of the mold 3, an elbow pipe 5 is placed inside the mold 3, the elbow pipe 5 is limited inside a mold groove 301 through a limiting mechanism 7, the elbow pipe 5 is placed in the mold groove 301 inside the mold 3 and limited through a moving block 705, and therefore when the elbow pipe 5 at the valley bottom is polished, the outer surface of one end of the elbow pipe 5 cannot be shielded by a fixing device.

According to fig. 2, mould groove 301 has been seted up to the inside of mould 3, and return bend 5 has been placed to the inside of mould groove 301, and the inside of mould groove 301 is equipped with

scraper blade

6, and 6 activities of scraper blade cup joint at the surface of

return bend

5, and 6 sliding connection of scraper blade are in the inside of mould 3, through removing scraper blade 6, and return bend 5 is pegged graft in the inside of scraper blade 6 for scraper blade 6 once only polishes the surface of return bend 5, and it is abundant to polish.

According to the figures 3-4, the limiting mechanism 7 includes a fixed block 704 and a moving block 705, the moving block 705 is assembled on two sides of the fixed block 704, the moving block 705 is connected to two sides of the mold 3 through a slide 4 in a sliding manner, the limiting mechanism 7 further includes a first threaded rod 701, a second threaded rod 702 and a connecting sleeve ring 703, one end of the first threaded rod 701 is fixedly connected with one end of the second threaded rod 702, the first threaded rod 701 and the second threaded rod 702 are rotatably connected to the inside of the base 1 and the connecting base 2, the outer surfaces of the first threaded rod 701 and the second threaded rod 702 are both connected with the connecting sleeve ring 703 through threads, the fixed block 704 is fixedly installed on one side of the connecting sleeve ring 703, the fixed block 704 is driven to move through the action of the two sets of threaded rods, so that the moving block 705 slides on the side of the mold 3 under the action of the connecting plate 11 and the fixing block 704, thereby limiting the bent pipe 5 inside the mold groove 301.

According to fig. 4, a connecting plate 11 is assembled between a fixed block 704 and a moving block 705, a connecting groove 8 and a sliding groove 10 are respectively formed in the fixed block 704 and the moving block 705, a fixed rod 9 is fixedly installed in the connecting groove 8, a sliding block 12 is slidably connected in the sliding groove 10, one end of the connecting plate 11 is movably sleeved on the outer surface of the fixed rod 9, the other end of the connecting plate 11 is movably hinged in the sliding block 12, and the moving block 705 is conveniently driven to move when the fixed block 704 is moved through the connecting effect of the connecting plate 11.

The working principle is as follows:

before the machining die for casting the bent pipe 5 is used, the bent pipe 5 is placed in the die groove 301 inside the die 3, and at this time, one end of the bent pipe 5 is positioned inside the scraper 6.

When the machining die for casting the elbow 5 is used, the first threaded rod 701 is firstly rotated, so that the second threaded rod 702 fixedly connected with one end of the first threaded rod 701 is driven to rotate, the threads on the surfaces of the first threaded rod 701 and the second threaded rod 702 are opposite, the connecting sleeve ring 703 in threaded connection with the surfaces of the first threaded rod 701 and the second threaded rod 702 drives the fixed block 704 to move towards the direction close to the die 3, the fixed block 704 is driven to move in the moving process due to the effect of the connecting plate 11, the moving block 705 is driven to move along the slide 4, the moving block 705 is driven to move to the two sides of the die groove 301, the elbow 5 is limited in the die groove 301, and when the cast elbow 5 is polished, the elbow 5 cannot move randomly.

Further, the scraper 6 is moved, and the cast elbow pipe 5 is polished.

Finally, after finishing the polishing, the first threaded rod 701 is rotated again, so that the second threaded rod 702 fixedly connected with one end of the first threaded rod 701 is driven to rotate, the connecting sleeve ring 703 drives the fixing block 704 to move towards the direction away from the mold 3, the fixing block 704 is driven to move in the moving process due to the effect of the connecting plate 11, the moving block 705 is driven to move along the slide 4, the moving block 705 is driven to move out of two sides of the mold groove 301, one end of the mold groove 301 is exposed, and the elbow 5 is conveniently taken out.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A mold processing for automobile exhaust return bend casting usefulness, its characterized in that includes:

the bending die comprises a base (1), wherein connecting seats (2) are fixedly mounted on two sides of the base (1), a die (3) is fixedly mounted on the upper surface of the base (1), a slide way (4) is fixedly mounted on the outer side of the die (3), a bent pipe (5) is placed in the die (3), and the bent pipe (5) is limited in a die groove (301) through a limiting mechanism (7);

the limiting mechanism (7) comprises a fixing block (704) and moving blocks (705), the moving blocks (705) are assembled on two sides of the fixing block (704), and the moving blocks (705) are connected to two sides of the mold (3) in a sliding mode through sliding ways (4).

2. The processing mold for casting the automobile exhaust elbow according to claim 1, characterized in that: mould groove (301) have been seted up to the inside of mould (3), return bend (5) have been placed to the inside in mould groove (301).

3. The processing mold for casting the automobile exhaust elbow according to claim 2, characterized in that: the inside in mould groove (301) is equipped with scraper blade (6), scraper blade (6) activity cup joints the surface at return bend (5), scraper blade (6) sliding connection is in the inside of mould (3).

4. The processing mold for casting the automobile exhaust elbow according to claim 1, characterized in that: stop gear (7) still include first threaded rod (701), second threaded rod (702) and link ring (703), the one end fixed connection of first threaded rod (701) and second threaded rod (702), first threaded rod (701) and second threaded rod (702) rotate the inside of connecting at base (1) and connecting seat (2), the equal threaded connection in surface of first threaded rod (701) and second threaded rod (702) has link ring (703), one side fixed mounting of link ring (703) has fixed block (704).

5. The processing mold for casting the automobile exhaust elbow according to claim 1, characterized in that: a connecting plate (11) is assembled between the fixed block (704) and the moving block (705), and a connecting groove (8) and a sliding groove (10) are respectively formed in the fixed block (704) and the moving block (705).

6. The processing mold for casting the automobile exhaust elbow according to claim 5, characterized in that: the inside fixed mounting of spread groove (8) has dead lever (9), the inside sliding connection of spout (10) has slider (12).

7. The processing mold for casting the automobile exhaust elbow according to claim 5, characterized in that: one end of the connecting plate (11) is movably sleeved on the outer surface of the fixing rod (9), and the other end of the connecting plate (11) is movably hinged inside the sliding block (12).