CN212042333U

CN212042333U - Filter housing stamping forming die

Info

Publication number: CN212042333U
Application number: CN202020391083.2U
Authority: CN
Inventors: 陈立之; 陈兴国
Original assignee: Xinxiang Ruixin Machinery Co ltd
Current assignee: Xinxiang Ruixin Machinery Co ltd
Priority date: 2020-03-25
Filing date: 2020-03-25
Publication date: 2020-12-01
Anticipated expiration: 2030-03-25

Abstract

The utility model discloses a filter housing stamping forming mould, including lower die carrier and last die carrier, the top outer wall of lower die carrier has the die through bolted connection, the top outer wall of lower die carrier has nitrogen spring through bolted connection, and nitrogen spring is located the inside of die, hold in the palm in having through bolted connection in nitrogen spring's the top, and hold in the palm sliding connection in the inside of die in, the locating hole has been seted up to the top outer wall of interior support, the bottom outer wall of going up the die carrier has the terrace die through bolted connection, and the bottom outer wall integrated into one piece of terrace die has the reference column, the reference column is pegged graft in the inside of locating. The utility model discloses the reference column that sets up and the locating hole on the interior support for guiding orientation once more between terrace die and the die mold insert has further guaranteed the relative position of terrace die and die mold insert, has ensured the side wall thickness degree of consistency of filter casing, greatly reduced because of the inhomogeneous product condition of scrapping that leads to of filter casing wall thickness, improved the production quality of filter casing effectively.

Description

Filter housing stamping forming die

Technical Field

The utility model relates to a cold stamping technical field especially relates to a filter housing stamping forming mould.

Background

The filter is an important device installed in a vehicle for filtering harmful impurities to be introduced into an oil path or a gas path, and the filter housing is one of the main components of the filter, and is generally formed by cold stamping a sheet metal material.

However, in the prior art, the upper die and the lower die of the stamping die have a position offset phenomenon, so that the thickness of the side face of the shell formed by stamping is uneven, the product is scrapped, and great waste is caused. Therefore, it is necessary to design a discharge device of a chemical auxiliary production reaction kettle to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a filter shell punch forming die.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a filter shell punch forming die comprises a lower die frame and an upper die frame, wherein the outer wall of the top of the lower die frame is connected with a female die through a bolt, the outer wall of the top of the lower die frame is connected with a nitrogen spring through a bolt, and the nitrogen spring is positioned in the female die, the top end of the nitrogen spring is connected with an inner support through a bolt, the inner support is connected inside the female die in a sliding manner, the outer wall of the top of the inner support is provided with a positioning hole, the outer wall of the bottom of the upper die frame is connected with a male die through a bolt, and the outer wall of the bottom of the male die is integrally formed with a positioning column which is inserted into the positioning hole, the outer wall of the side surface of the male die is connected with a stripper ring in a sliding way, the outer part of the male die is sleeved with a spring, and the spring is positioned between the outer wall of the bottom of the upper die frame and the outer wall of the top of the stripper ring, and the outer wall of the center of the top of the upper die frame is connected with a die handle through a bolt.

Furthermore, an insert positioning round hole is formed in the outer wall of the top of the female die, the female die insert is inserted into the insert positioning round hole, and the inner support is connected to the inside of the female die insert in a sliding mode.

Furthermore, the outer wall of the bottom of the upper die frame is provided with a positioning groove, the top end of the male die is connected to the inside of the positioning groove through a bolt, the outer wall of the top of the lower die frame is provided with a groove, and the bottom end of the female die is connected to the inside of the groove through a bolt.

Furthermore, the outer wall of the side surface of the female die is provided with an air hole close to the bottom, and the air hole is communicated with the inside of the female die.

Furthermore, guide pillars are inserted into the outer walls, close to the four corners, of the top of the lower die carrier, guide pillar shoulders are integrally formed at the bottom ends of the guide pillars, and the guide pillars are fixed to the outer walls of the top of the lower die carrier through the guide pillar shoulders.

Further, the side outer wall of terrace die is equidistant annular structure and distributes and has seted up a plurality of spout, take off the side inner wall top of material ring and be equidistant annular structure and distribute and have seted up a plurality of and hang the platform, and hang a platform sliding connection in the inside of spout.

Furthermore, step through holes are formed in the top of the upper die frame and close to the outer walls of the four corners, guide sleeves are inserted into the step through holes, sleeve shoulders are integrally formed on the outer walls of the side faces of the guide sleeves and close to the top ends of the guide sleeves, the guide sleeves are fixed to the outer wall of the bottom of the upper die frame through the sleeve shoulders, and the guide sleeves are connected to the outer portions of the guide pillars in a sliding mode.

The utility model has the advantages that:

1. through the locating column that sets up and the locating hole on the interior support for guiding orientation once more between terrace die and the die mold insert has further guaranteed the relative position of terrace die and die mold insert, has ensured the side wall thickness degree of consistency of filter casing, greatly reduced because of the inhomogeneous product condition of scrapping that leads to of filter casing wall thickness, improved the production quality of filter casing effectively.

2. Through the die insert that sets up, can be great at die insert wearing and tearing, when needing to be changed, direct change die insert can, need not change whole die, greatly reduced mould cost of maintenance, simple structure, it is convenient to change, is worth promoting.

3. Through the constant head tank and the recess that set up, can peg graft terrace die and die at the bottom outer wall of last die carrier and the top outer wall of die carrier down more steadily respectively, further improve the stability of mould, ensured the product quality of filter casing effectively.

4. Through the nitrogen spring who sets up, can reduce the overall height of lower mould, practiced thrift the cost that the mould was made.

5. Through the inner support that sets up, can be with the inside of the ejecting die of filter housing that the punching press was accomplished, need not artifically take out the recess with the filter housing, reduced operating personnel's the amount of labour, practiced thrift the production time cost greatly.

6. Through the guide pillar shoulder and the sleeve shoulder that set up, can make guide pillar and guide pin bushing fix in the inside of last die carrier and lower die carrier more steadily, prevent that the condition that guide pillar and guide pin bushing from unusually droing from taking place, improve mould stability in use.

7. Through the bleeder vent that sets up, can reduce the abnormal sound that causes because of gas compression in the stamping process, reduce the noise of during operation.

Drawings

Fig. 1 is a schematic structural view of a filter housing punch forming die according to the present invention;

fig. 2 is a plan sectional view of an upper die structure of a filter housing punch forming die provided by the present invention;

fig. 3 is a plan sectional view of a lower die structure of a filter housing punch forming die provided by the utility model;

fig. 4 is the utility model provides a filter housing stamping forming die's guide pillar and guide pin bushing structure sketch map.

In the figure: the device comprises an upper die frame 1, a lower die frame 2, a guide post 3, a female die 4, a female die insert 5, a positioning groove 6, an air vent 7, an insert positioning round hole 8, an inner support 9, a positioning hole 10, a guide sleeve 11, a step through hole 12, a die handle 13, a male die 14, a stripper ring 15, a sliding groove 16, a positioning post 17, a hanging table 19, a spring 20, a groove 21, a nitrogen spring 22, a sleeve shoulder 23 and a guide post shoulder 24.

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 to 4, a filter shell punch forming die comprises a lower die frame 2 and an upper die frame 1, wherein the outer wall of the top of the lower die frame 2 is connected with a female die 4 through a bolt, the female die 4 is used for inserting and positioning a female die insert 5, the outer wall of the top of the lower die frame 2 is connected with a nitrogen spring 22 through a bolt, the nitrogen spring 22 is arranged to provide upward pressure for an inner support 9, the nitrogen spring 22 is positioned in the female die 4, the top end of the nitrogen spring 22 is connected with the inner support 9 through a bolt, the inner support 9 can push a punch formed shell out of the inner part of the female die 4 and can simultaneously keep the bottom flatness of a punching blank, the inner support 9 is connected in the female die 4 in a sliding manner, the outer wall of the top of the inner support 9 is provided with a positioning hole 10, the positioning hole 10 can be used for positioning a positioning column 17, the outer wall of the bottom of, and the outer wall of the bottom of the male die 14 is integrally formed with a positioning column 17, the positioning column 17 is inserted into the positioning hole 10 to guide the relative position of the male die 14 and the female die insert 5, the positioning column 17 is inserted into the positioning hole 10, the outer wall of the side surface of the male die 14 is connected with a stripping ring 15 in a sliding manner, the stripping ring 15 is used for stripping the stamped shell from the outer wall of the side surface of the male die 14, proper pressure can be applied to the blank before stamping to keep the position of the blank stable, a spring 20 is sleeved outside the male die 14, the spring 20 can apply downward force to the stripping ring 15, the spring 20 is located between the outer wall of the bottom of the upper die carrier 1 and the outer wall of the top of the stripping ring 15, the outer wall of the center of the top of the upper die carrier 1 is connected with a die.

Further, mold insert location round hole 8 has been seted up to the top outer wall of die 4, and mold insert location round hole 8 is used for location die insert 5, and pegs graft in the inside of mold insert location round hole 8 and have die insert 5, and die insert 5 is used for the surface of shaping punching press blank, and interior support 9 sliding connection is in the inside of die insert 5.

Furthermore, the outer wall of the bottom of the upper die frame 1 is provided with a positioning groove 6, the positioning groove 6 is used for positioning and fixing the position of the male die 14, the top end of the male die 14 is connected inside the positioning groove 6 through a bolt, the outer wall of the top of the lower die frame 2 is provided with a groove 21, the groove 21 is used for positioning and fixing the position of the female die 4, and the bottom end of the female die 4 is connected inside the groove 21 through a bolt.

Furthermore, the outer wall of the side surface of the female die 4 is provided with a vent hole 7 near the bottom, the gas in the female die 4 can be discharged through the vent hole 7, and the vent hole 7 is communicated with the inside of the female die 4.

Further, the top of lower die carrier 2 is close to the four corners outer wall and all has guide pillar 3 through the through-hole grafting, and guide pillar 3 is used for guide pin bushing 11 to reciprocate, and guide pillar 3's bottom integrated into one piece has guide pillar shoulder 24, can fix the vertical direction position of guide pillar 3 through guide pillar shoulder 24, and guide pillar 3 passes through guide pillar shoulder 24 to be fixed at the top outer wall of lower die carrier 2.

Further, the outer wall of the side face of the male die 14 is distributed in an equidistant annular structure and is provided with a plurality of sliding grooves 16, the hanging platforms 19 can slide up and down in the sliding grooves 16, the top end of the inner wall of the side face of the stripper ring 15 is distributed in an equidistant annular structure and is provided with a plurality of hanging platforms 19, the hanging platforms 19 are in contact with the bottom end of the sliding grooves 16, so that the stripper ring 15 stops moving downwards, and the hanging platforms 19 are connected inside the sliding grooves 16 in a sliding mode.

Further, the top of the upper die carrier 1 is close to the outer walls of the four corners and is provided with step through holes 12, the step through holes 12 are used for positioning and installing guide sleeves 11, the guide sleeves 11 are inserted into the step through holes 12, the upper die carrier 1 can slide on the guide pillars 3 through the guide sleeves 11 and can move up and down, sleeve shoulders 23 are integrally formed on the outer walls of the side faces of the guide sleeves 11 close to the top, the sleeve shoulders 23 can fix the vertical positions of the guide sleeves 11, the guide sleeves 11 are fixed on the outer walls of the bottom of the upper die carrier 1 through the sleeve shoulders 23, and the guide sleeves 11 are connected to the.

The working principle is as follows: when the stamping die is used, an operator places the die on a workbench of a stamping machine, and then fixes the upper die frame 1 and the lower die frame 2 on an upper working platform and a lower working platform of the stamping machine respectively; when the stamping die works, an operator places a stamping blank of a shell in an insert positioning round hole 8 of a female die 4, namely the top center of an inner support 9, the center of the stamping blank is provided with a round hole, the diameter of the round hole is larger than that of the positioning hole 10, then the operator starts a stamping machine to drive an upper die carrier 1 to move downwards along a guide post 3 through a guide sleeve 11 until a positioning column 17 penetrates through the round hole of the stamping blank and is inserted into the positioning hole 10, so that a male die 14 is guided again, a stripping ring 15 presses the stamping blank along with the downward movement of the upper die carrier 1, the stripping ring 15 moves along a sliding groove 16 through a hanging table 19 in the downward movement process of the male die 14, so that the stripping ring 15 is kept static relative to the stamping blank, meanwhile, the male die 14 presses the stamping blank to push the inner support 9 downwards, and the male die 14 continuously presses the stamping blank into the insert 5 of the female die in the downward, until the stretch forming of a stamping blank is finished, gas in the female die 4 moves downwards along with the inner support 9, the gas is discharged out of the female die 4 through the vent holes 7, after the low point of the stroke of the stamping machine is reached, the upper die frame 1 starts to move upwards along with the driving of the stamping machine, the male die 14 moves upwards along with the upper die frame 1, the stripper ring 15 is static relative to a product under the pressure of the spring 20, and finally the stripper ring 15 separates the stamped shell from the outer wall of the side surface of the male die 14 along with the continuous upward movement of the upper die, the inner support 9 moves upwards under the pressure of the nitrogen spring 22, the stamped shell is separated from the inner part of the female die insert 4, and the product; the stability of the male die 14 relative to the upper die frame 1 is improved by positioning the side surface of the male die 14 through the positioning groove 6, and the stability of the female die 4 relative to the lower die frame 2 is improved by positioning the side surface of the female die 4 through the groove 21; when the female die insert 5 is worn too much and needs to be replaced, an operator removes the fixing screw on the female die insert 5, takes down the female die insert 5, and then installs a new female die insert 5 and locks the new female die insert 5 by using a bolt.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a filter shell stamping forming die, includes die carrier (2) and last die carrier (1) down, its characterized in that, the top outer wall of die carrier (2) has die (4) through bolted connection down, the top outer wall of die carrier (2) has nitrogen spring (22) through bolted connection down, and nitrogen spring (22) are located the inside of die (4), hold in the palm (9) in bolted connection through bolted connection in the top of nitrogen spring (22), and hold in the palm (9) sliding connection in the inside of die (4) in, the locating hole (10) have been seted up to the top outer wall of interior support (9), the bottom outer wall of going up die carrier (1) has terrace die (14) through bolted connection, and the bottom outer wall integrated into one piece of terrace die (14) has reference column (17), reference column (17) are pegged graft in the inside of locating hole (10), the side outer wall sliding connection of terrace die (14) has stripper ring (15, the outer portion of the male die (14) is sleeved with a spring (20), the spring (20) is located between the outer wall of the bottom of the upper die frame (1) and the outer wall of the top of the stripper ring (15), and the outer wall of the center of the top of the upper die frame (1) is connected with a die handle (13) through a bolt.

2. The filter housing punch forming die according to claim 1, wherein an insert positioning circular hole (8) is formed in the outer wall of the top of the concave die (4), the concave die insert (5) is inserted into the insert positioning circular hole (8), and the inner support (9) is slidably connected to the inner portion of the concave die insert (5).

3. The filter housing punch forming die according to claim 1, wherein a positioning groove (6) is formed in the outer wall of the bottom of the upper die frame (1), the top end of the male die (14) is connected to the inside of the positioning groove (6) through a bolt, a groove (21) is formed in the outer wall of the top of the lower die frame (2), and the bottom end of the female die (4) is connected to the inside of the groove (21) through a bolt.

4. The filter housing punch forming die according to claim 1, wherein a vent hole (7) is formed in the outer wall of the side surface of the female die (4) close to the bottom, and the vent hole (7) is communicated with the inside of the female die (4).

5. The filter housing punch forming die according to claim 1, wherein guide pillars (3) are inserted into the outer walls of the top portion, close to four corners, of the lower die carrier (2) through holes, guide pillar shoulders (24) are integrally formed at the bottom ends of the guide pillars (3), and the guide pillars (3) are fixed on the outer walls of the top portion of the lower die carrier (2) through the guide pillar shoulders (24).

6. The filter housing punch forming die according to claim 1, wherein the outer wall of the side face of the male die (14) is provided with a plurality of sliding grooves (16) in an equidistant annular structure, the top end of the inner wall of the side face of the stripper ring (15) is provided with a plurality of hanging platforms (19) in an equidistant annular structure, and the hanging platforms (19) are slidably connected inside the sliding grooves (16).

7. The filter housing punch forming die as claimed in claim 1, wherein the top of the upper die carrier (1) is provided with step through holes (12) near the outer walls of four corners, guide sleeves (11) are inserted into the step through holes (12), sleeve shoulders (23) are integrally formed on the outer walls of the side surfaces of the guide sleeves (11) near the top ends, the guide sleeves (11) are fixed on the outer walls of the bottom of the upper die carrier (1) through the sleeve shoulders (23), and the guide sleeves (11) are slidably connected to the outer portions of the guide posts (3).