CN211803749U

CN211803749U - Guiding mechanism for die casting die

Info

Publication number: CN211803749U
Application number: CN202020066000.2U
Authority: CN
Inventors: 欧阳惠民
Original assignee: Jiangsu Shengfan Information Service Co ltd
Current assignee: Jiangsu Shengfan Information Service Co ltd
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-10-30
Anticipated expiration: 2030-01-13

Abstract

The utility model belongs to the technical field of the die casting die technique and specifically relates to a guiding mechanism for die casting die, including last die body, lower die body and base, the symmetry is installed on the both sides position of base top and is transmitted the case, two vertically be provided with the stand on the top position of transmission case, two install the threaded rod on the intermediate position of stand inside, the threaded rod rotates between and is connected with the transmission case, the outside of threaded rod is provided with the limiting plate, sliding connection between limiting plate and the stand, threaded connection between the drive nut and the threaded rod inside the limiting plate, be provided with the stand pipe on the top position of limiting plate, two install lower die body on the base between the stand pipe, be provided with the upper die body on the top position of lower die body; the utility model discloses in, through setting up stand and stand pipe, avoid appearing when carrying out the compound die and have the gap and then lead to the problem of not compound die between die body and the lower die body.

Description

Guiding mechanism for die casting die

Technical Field

The utility model relates to a die casting die technical field specifically is a guiding mechanism for die casting die.

Background

The rice hulls are agricultural wastes and are not easy to be digested by the earth, most of the rice hulls are treated by adopting an incineration mode, so that resources are wasted, a large amount of carbon dioxide is generated, the whole natural environment is polluted, and the rice hull tableware is purely natural and healthy tableware without any harmful chemical components by regenerating the waste rice hulls. After the products are aged and discarded, the products can be degraded and digested by the earth, and the environment is completely pollution-free, so that the demand of a guide mechanism for a die-casting die is increasing.

The existing device has the problem that a gap exists between an upper die body and a lower die body when die assembly is carried out, so that the die assembly is not carried out, the problem that the die assembly is inconvenient when the die assembly is carried out is solved, the problem that a casting is uneven in stress and damaged is caused when blanking is carried out is solved, and therefore the guide mechanism for the die-casting die is provided aiming at the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a guiding mechanism for die casting die to solve the problem that proposes among the above-mentioned background art.

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

a guide mechanism for a die-casting die comprises an upper die body, a lower die body and a base, wherein transmission boxes are symmetrically arranged at two side positions above the base, stand columns are longitudinally arranged at the upper positions of the two transmission boxes, a threaded rod is arranged at the middle position inside the two stand columns, the threaded rod is rotatably connected with the transmission boxes, a limiting plate is arranged at the outer side of the threaded rod, the limiting plate is slidably connected with the stand columns, a transmission nut inside the limiting plate is in threaded connection with the threaded rod, a guide pipe is arranged at the upper position of the limiting plate, the guide pipe is arranged at the outer side of the threaded rod, the lower die body is arranged on the base between the two guide pipes, a guide frame is arranged on the base below the lower die body, a bidirectional screw rod is transversely arranged at the lower position inside the guide frame, and transmission blocks are symmetrically arranged on the bidirectional screw rod, the two transmission blocks are connected with a bidirectional screw rod through balls, a top plate is arranged on a guide frame above the bidirectional screw rod, the top plate is connected with the guide frame in a sliding mode, an ejector pin is installed on the top position of the top plate, and an upper die body is arranged on the top position of the lower die body.

Preferably, the two sides of the lower part of the upper die body are symmetrically provided with guide sleeves, the arrangement positions of the two guide sleeves correspond to the arrangement positions of the guide pipes, and the guide pipes are inserted in the guide sleeves.

Preferably, a driven bevel gear is installed in the middle of the interior of the transmission case and connected with the threaded rod, and a driving bevel gear is installed in the transmission case on one side of the driven bevel gear.

Preferably, the driving bevel gear is in meshed connection with the driven bevel gear, the driving bevel gear is connected with the bidirectional screw rod through a transmission shaft, and the driving bevel gear is connected with a hand wheel on the outer side of the transmission case.

Preferably, the sliding blocks are symmetrically arranged on two sides of the lower portion of the top plate, the sliding blocks are connected with the top plate in a sliding mode, and the sliding blocks are hinged to the side wall of the guide frame through the transmission connecting rod.

Preferably, the threaded rods on the two sides of the bidirectional screw rod are opposite in rotating direction, and the two transmission blocks are hinged to the central point of the transmission connecting rod through the auxiliary connecting rod.

Preferably, a pouring sleeve is installed in the middle position above the upper die body, and the setting position of the pouring sleeve corresponds to the setting position of the cavity in the lower die body.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, the guide frame, the two-way screw rod, the transmission block, the transmission connecting rod, the auxiliary connecting rod, the top plate and the thimble are arranged, so that the automatic blanking function of the device is increased, the automatic ejection of the device can be realized, the problem that the casting is damaged due to uneven stress when blanking is carried out is avoided, the processing quality of the device is increased, and the generation of defective products is avoided;

2. the utility model discloses in, through setting up stand, threaded rod, initiative conical gear, driven conical gear, stand pipe and uide bushing, increased device direction function, the mould that opens and shuts of the device of being convenient for avoids appearing the problem that has the gap and then lead to not compound die between die body and the lower die body when carrying out the compound die, avoids appearing the inconvenient problem of die sinking simultaneously when carrying out the die sinking.

Drawings

FIG. 1 is a front cross-sectional view of the device of the present invention;

FIG. 2 is a schematic view of the internal structure of the transmission case of FIG. 1 according to the present invention;

fig. 3 is an assembly view of the guide bracket of fig. 1 according to the present invention.

In the figure: 1-upper die body, 2-pouring sleeve, 3-lower die body, 4-upright post, 5-base, 6-guide frame, 7-guide sleeve, 8-guide pipe, 9-threaded rod, 10-limit plate, 11-hand wheel, 12-transmission box, 13-transmission shaft, 14-transmission nut, 15-driven bevel gear, 16-driving bevel gear, 17-thimble, 18-top plate, 19-slide block, 20-transmission connecting rod, 21-auxiliary connecting rod, 22-transmission block and 23-bidirectional screw rod.

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. 1-3, the present invention provides a technical solution:

a guide mechanism for a die-casting die comprises an upper die body 1, a lower die body 3 and a base 5, wherein transmission boxes 12 are symmetrically arranged at two side positions above the base 5, two upright columns 4 are longitudinally arranged at the upper positions of the two transmission boxes 12, a threaded rod 9 is arranged at the middle position inside the two upright columns 4, the threaded rod 9 is rotatably connected with the transmission boxes 12, a limiting plate 10 is arranged at the outer side of the threaded rod 9, the limiting plate 10 is slidably connected with the upright columns 4, a transmission nut 14 inside the limiting plate 10 is in threaded connection with the threaded rod 9, a guide pipe 8 is arranged at the upper position of the limiting plate 10, the guide pipe 8 is arranged at the outer side of the threaded rod 9, the lower die body 3 is arranged on the base 5 between the two guide pipes 8, a guide frame 6 is arranged on the base 5 below the lower die body 3, a bidirectional screw 23 is transversely arranged at the lower position inside the guide frame 6, the bidirectional screw 23 is symmetrically provided with transmission blocks 22, the transmission blocks 22 are connected with the bidirectional screw 23 through balls, a top plate 18 is arranged on the guide frame 6 above the bidirectional screw 23, the top plate 18 is connected with the guide frame 6 in a sliding mode, a thimble 17 is mounted on the top of the top plate 18, and an upper die body 1 is arranged on the top of the lower die body 3.

The die comprises an upper die body 1, a lower die body 3 and a lower die body 1, wherein guide sleeves 7 are symmetrically arranged on two sides of the lower part of the upper die body 1, the arrangement positions of the two guide sleeves 7 correspond to the arrangement positions of guide pipes 8, the guide pipes 8 are inserted on the guide sleeves 7, a driven bevel gear 15 is arranged in the middle position inside a transmission box 12, the driven bevel gear 15 is connected with a threaded rod 9, a driving bevel gear 16 is arranged in the transmission box 12 on one side of the driven bevel gear 15, the driving bevel gear 16 is in meshing connection with the driven bevel gear 15, and the upright post 4, the threaded rod 9, the driving bevel gear 16, the driven bevel gear 15, the guide pipes 8 and the guide sleeves 7 are matched for use, so that the guiding function of the device is increased, the die opening and closing of the device are facilitated, the problem that the die is not closed due to the existence, avoid appearing the inconvenient problem of die sinking when carrying out the die sinking simultaneously, initiative conical gear 16 passes through transmission shaft 13 and is connected with two-way lead screw 23, initiative conical gear 16 is connected with the hand wheel 11 in the transmission case 12 outside, the symmetry is provided with slider 19 on the both sides position of roof 18 below, sliding connection between slider 19 and the roof 18, slider 19 is articulated between the lateral wall through transmission connecting rod 20 and leading truck 6, the threaded rod 9 of two-way lead screw 23 both sides revolves to opposite, two transmission block 22 is articulated between the central point through auxiliary connecting rod 21 and transmission connecting rod 20, leading truck 6, two-way lead screw 23, transmission block 22, transmission connecting rod 20, auxiliary connecting rod 21, roof 18 and thimble 17 between the cooperation use, increased the function of the autonomic unloading of device, make the device can realize autonomic liftout, avoid appearing the casting atress inequality and then lead to the impaired problem of casting when carrying out the unloading, the processing quality of the device is improved, the generation of defective products is avoided, the pouring sleeve 2 is arranged at the middle position above the upper die body 1, and the arrangement position of the pouring sleeve 2 corresponds to the arrangement position of the cavity in the lower die body 3.

The working process is as follows: when the die-casting device is used, in an initial state, the guide pipe 8 is arranged at the uppermost position, the thimble 17 is also arranged at the uppermost position, then the guide sleeve 7 is placed in the guide pipe 8, then the hand wheel 11 is rotated, the hand wheel 11 drives the driving bevel gear 16 to rotate, the driving bevel gear 16 drives the driven bevel gear 15 to rotate, the driven bevel gear 15 drives the threaded rod 9 to rotate, the limiting block is matched with the transmission nut 14 to drive the guide pipe 8 to move downwards while the threaded rod 9 rotates, the guide pipe 8 drives the upper die body 1 to move downwards, die assembly is realized at the moment, meanwhile, the driving bevel gear 16 drives the bidirectional screw 23 to rotate, the transmission block 22 moves oppositely while the bidirectional screw 23 rotates, the auxiliary connecting rod 21 is matched with the transmission connecting rod 20 to drive the top plate 18 to move downwards while the transmission block 22 moves oppositely, after die assembly is completed, casting liquid is added into the casting sleeve 2, and then die, after the die-casting forming, the hand wheel 11 is rotated reversely, the hand wheel 11 drives the driving bevel gear 16 to rotate reversely, the driving bevel gear 16 drives the driven bevel gear 15 to rotate, the driven bevel gear 15 drives the threaded rod 9 to rotate reversely while rotating, the limiting plate 10 drives the guide pipe 8 to move upwards while rotating the threaded rod 9, the guide pipe 8 props against the guide sleeve 7 to realize die opening, meanwhile, the driving bevel gear 16 drives the bidirectional screw rod 23 to rotate, the transmission block 22 moves away while rotating the bidirectional screw rod 23, the transmission block 22 is matched with the auxiliary connecting rod 21 and the transmission connecting rod 20 to drive the top plate 18 to move upwards, the top plate 18 drives the thimble 17 to realize blanking processing, the formed part is ejected out of the lower die body 3, and in the process, the upright post 4, the threaded rod 9, the driving bevel gear 16, the driven bevel gear 15, the guide pipe 8 and the guide sleeve, increased the device direction function, the mould that opens and shuts of the device of being convenient for, avoid appearing going up the problem that has the gap and then lead to not closing the mould between mould body 1 and the lower mould body 3 when carrying out the compound die, avoid appearing the inconvenient problem of die sinking when carrying out the die sinking simultaneously, moreover, when using, leading truck 6, two-way lead screw 23, transmission block 22, transmission connecting rod 20, auxiliary connecting rod 21, cooperation between roof 18 and the thimble 17 is used, the function of the device is independently unloading has been increased, make the device can realize autonomic liftout, avoid appearing the uneven problem that and then lead to impaired foundry goods of foundry goods atress when carrying out the unloading, the processingquality of device has been increased, avoid the production of wastrel.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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. The utility model provides a guiding mechanism for die casting die, includes die body (1), die body (3) and base (5) down, its characterized in that: the improved structure of the die is characterized in that transmission boxes (12) are symmetrically installed on two side positions above the base (5), two upright columns (4) are longitudinally arranged on the top positions of the transmission boxes (12), two threaded rods (9) are installed on the middle positions inside the upright columns (4), the threaded rods (9) are rotatably connected with the transmission boxes (12), limiting plates (10) are arranged on the outer sides of the threaded rods (9), the limiting plates (10) are slidably connected with the upright columns (4), the transmission nuts (14) inside the limiting plates (10) are in threaded connection with the threaded rods (9), guide pipes (8) are arranged on the top positions of the limiting plates (10), the guide pipes (8) are arranged on the outer sides of the threaded rods (9), two lower die bodies (3) are installed on the base (5) between the guide pipes (8), and guide frames (6) are installed on the base (5) below the lower die bodies (3), transversely be provided with two-way lead screw (23) on the inside below position of leading truck (6), the symmetry is provided with transmission piece (22) on two-way lead screw (23), two transmission piece (22) are connected with two-way lead screw (23) through the ball, be provided with roof (18) on leading truck (6) of two-way lead screw (23) top, sliding connection between roof (18) and leading truck (6), install thimble (17) on the top position of roof (18), be provided with die body (1) on the top position of die body (3) down.

2. The guide mechanism for a die casting mold according to claim 1, characterized in that: the die is characterized in that guide sleeves (7) are symmetrically arranged on two sides of the lower portion of the upper die body (1), the arrangement positions of the two guide sleeves (7) correspond to the arrangement positions of the guide pipes (8), and the guide pipes (8) are inserted into the guide sleeves (7).

3. The guide mechanism for a die casting mold according to claim 1, characterized in that: install driven conical gear (15) on the inside intermediate position of transmission case (12), driven conical gear (15) are connected with threaded rod (9), install initiative conical gear (16) in transmission case (12) of driven conical gear (15) one side.

4. The guide mechanism for a die casting mold according to claim 3, characterized in that: the driving bevel gear (16) is in meshed connection with the driven bevel gear (15), the driving bevel gear (16) is connected with the bidirectional screw rod (23) through the transmission shaft (13), and the driving bevel gear (16) is connected with a hand wheel (11) on the outer side of the transmission case (12).

5. The guide mechanism for a die casting mold according to claim 1, characterized in that: the automatic lifting device is characterized in that sliding blocks (19) are symmetrically arranged on two sides of the lower portion of the top plate (18), the sliding blocks (19) are connected with the top plate (18) in a sliding mode, and the sliding blocks (19) are hinged to the side wall of the guide frame (6) through transmission connecting rods (20).

6. The guide mechanism for a die casting mold according to claim 1, characterized in that: the threaded rods (9) on the two sides of the bidirectional screw rod (23) are opposite in rotating direction, and the two transmission blocks (22) are hinged to the central point of the transmission connecting rod (20) through the auxiliary connecting rod (21).

7. The guide mechanism for a die casting mold according to claim 1, characterized in that: and a pouring sleeve (2) is arranged in the middle position above the upper die body (1), and the setting position of the pouring sleeve (2) corresponds to the setting position of the inner cavity of the lower die body (3).