CN218080057U

CN218080057U - Tank shell plate die mould

Info

Publication number: CN218080057U
Application number: CN202222716974.2U
Authority: CN
Inventors: 丁东成; 付红艳
Original assignee: Liaoning Jinbi Technology Group Co ltd
Current assignee: Liaoning Jinbi Technology Group Co ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2022-12-20
Anticipated expiration: 2032-10-17

Abstract

The utility model relates to a jar body shell plate die mould, including last child mount, last child and lower child, its technical essential is: the bottom surface center of going up the child mount is equipped with the lower groove body of being connected with last child top surface, it evenly is equipped with a plurality of through-holes to go up the child mount in the peripheral position of lower groove body, every through-hole department sets up locating component, locating component is including the stand that passes the through-hole, be fixed in the door shape frame of stand lower extreme, locate the pinch roller in the door shape frame, locate the spacing dish of level of stand upper end, overlap extension spring on the stand, extension spring's upper and lower extreme is connected with spacing dish of level and last child mount respectively, lower child upper surface is equipped with and goes up child complex cavity, the bottom of pinch roller is corresponding with the outlying horizontal support surface of cavity. The die solves the problem that the clamping process of the existing tank shell plate profiling positioning tool is troublesome, the clamping position does not need to be changed according to blanks with different sizes, the stability of the positioning process is good, and the product quality is ensured.

Description

Tank shell plate die mould

Technical Field

The utility model relates to an on-vehicle jar body former technical field, concretely relates to jar body shell plate die mould.

Background

The vehicle-mounted tank body is a container for storage and transportation commonly used in the chemical industry, and is composed of a cylindrical tank shell and end enclosure shell plates arranged at two ends of the cylindrical tank shell, wherein the end enclosure shell plates are spherical shell plates. The spherical shell plate is manufactured by a forming press, an upper mould and a lower mould. When the spherical shell plate blank pressing machine works, the spherical shell plate blank is clamped between the upper clamping fixture and the lower clamping fixture, and then the pressure of the pressing machine acts on the upper clamping fixture to realize pressing. However, the upper and lower clamping fixture have the following problems in the using process: in the die mould process, centre skew takes place for sphere shell plate blank easily, is unfavorable for accurate design, consequently need carry out the blank location before the die mould, generally fixes a position at the blank edge in advance, and this kind of locate mode is relatively poor to the location nature of die mould later stage product, and in addition, the clamping process of current location frock is also more troublesome.

Disclosure of Invention

An object of the utility model is to provide a rational in infrastructure, use reliable jar body shell plate die mould, solve the comparatively trouble problem of current jar body shell plate die mould location frock clamping process, need not to change the clamping position according to not unidimensional blank, positioning process stability is good, guarantees product quality.

The technical scheme of the utility model is that:

the utility model provides a jar body shell plate die mould, includes the child mount, locates last child on the child mount, supports the lower child under last child, and its technical essential is: the tire pressing device is characterized in that a lower convex groove body connected with the top surface of an upper tire is arranged in the center of the bottom surface of the upper tire fixing frame, a plurality of through holes are uniformly formed in the peripheral position of the lower convex groove body of the upper tire fixing frame, a positioning assembly is arranged at each through hole and comprises a stand column penetrating through the through hole, a portal frame fixed at the lower end of the stand column, a pressing wheel arranged in the portal frame, a horizontal limiting disc arranged at the upper end of the stand column and an extension spring sleeved on the stand column, the upper end of the extension spring is fixedly connected with the lower surface of the horizontal limiting disc, the lower end of the extension spring is fixedly connected with the upper surface of the upper tire fixing frame, a concave cavity matched with the upper tire is formed in the upper surface of the lower tire, the bottom of the pressing wheel corresponds to the horizontal supporting surface on the periphery of the concave cavity, a wheel shaft of the pressing wheel is parallel to the horizontal supporting surface, and the lowest point of the lower tire is higher than the lowest point of the pressing wheel or the lowest point of the pressing wheel.

According to the tank shell plate profiling die, the lower convex groove body is internally provided with the upper oil distribution disc, the upper tire is uniformly provided with the plurality of lubricating oil upper passages, one end of each lubricating oil upper passage is communicated with the upper oil distribution disc, the other end of each lubricating oil upper passage extends to the lower surface of the upper tire, and the top surface of the upper oil distribution disc is provided with the oil inlet.

According to the tank shell plate profiling die, the bottom surface of the cavity of the lower die is uniformly provided with the plurality of lubricating oil downward passages extending downwards, the lower surface of the lower die is fixedly provided with the lower oil distribution disc communicated with the lubricating oil downward passages, and the bottom surface of the lower oil distribution disc is provided with the oil inlet. Lubricating oil is sprayed to the upper surface and the lower surface of the spherical shell plate blank in advance through the upper oil distribution disc, the lower oil distribution disc, the lubricating oil upper passage and the lubricating oil lower passage so as to facilitate compression and ensure the surface quality of a compression product.

According to the tank shell plate profiling die, the upper edge of the lower convex groove body is provided with the inner support ring extending towards the upper tire centerline, and the inner support ring is uniformly provided with a plurality of fixing holes for being connected with a press machine.

In the tank shell plate profiling mold, the lower surface of the upper tire is a spherical surface, and the bottom surface of the concave cavity of the lower tire is a spherical surface with a size larger than that of the lower surface of the upper tire.

The beneficial effects of the utility model are that:

1. because the upper tire fixing frame is evenly provided with a plurality of through holes at the peripheral position of the lower convex groove body and each through hole is provided with a positioning assembly, the spherical shell plate blank is positioned in advance, the pressing wheels of the positioning assemblies are arranged around the lower tire cavity, and the spherical shell plate blank is pressed on the upper surface of the peripheral part of the lower tire cavity in the pressing process, so that the spherical shell plate blank is prevented from center deviation, the stability of the positioning process is good, and the product quality is ensured.

2. Compared with the prior art, the positioning tool is additionally arranged, the positioning assembly is arranged on the upper tire fixing frame, when the upper tire acts, the positioning assembly can be positioned, the positioning assembly is arranged at one time, the clamping position does not need to be changed according to blanks with different sizes, and the problem that the clamping process of the existing tank shell plate profiling positioning tool is troublesome is solved.

3. The pinch roller of locating component plays the crimping positioning action on the vertical direction on the one hand, and on the other hand pinch roller and blank sliding contact under extension spring effect do not influence the blank and shrink in the child cavity down.

Drawings

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

FIG. 2 is a top view of the upper tire mount of FIG. 1;

FIG. 3 is a bottom view of the upper tire mount of FIG. 1;

fig. 4 is a diagram of the profiling state of the present invention.

In the figure: 1. the novel spherical shell plate comprises a horizontal limiting disc, 2. An extension spring, 3. An upright post, 4. An upper tire fixing frame, 5. A door-shaped frame, 6. A pressing wheel, 7. An upper oil distribution disc, 8. A lower convex groove body, 9. An upper tire, 10. An upper lubricating oil passage, 11. An oil inlet, 12. An inner support ring, 13. A lower tire, 14. A concave cavity, 15. A lower oil distribution disc, 16. A lower lubricating oil passage, 17. An oil inlet, 18. A fixing hole and 19. A spherical shell plate blank.

Detailed Description

The invention is described in detail according to the attached drawings.

As shown in fig. 1 to 4, the can body shell plate press forming mold includes an upper tire fixing frame 4, an upper tire 9 provided on the upper tire fixing frame 4, and a lower tire 13 supported directly below the upper tire 9. Wherein, the center of the bottom surface of the upper tire fixing frame 4 is provided with a lower convex groove body 8 connected with the top surface of the upper tire 9, and the upper tire fixing frame 4 is uniformly provided with a plurality of through holes at the peripheral position of the lower convex groove body 8. And a positioning component is arranged at each through hole and comprises a stand column 3 penetrating through the through hole, a door-shaped frame 5 fixed at the lower end of the stand column 3, a pressing wheel 6 arranged in the door-shaped frame 5, a horizontal limiting disc 1 arranged at the upper end of the stand column 3 and an extension spring 2 sleeved on the stand column 3. The upper end of the extension spring 2 is fixedly connected with the lower surface of the horizontal limiting disc 1, and the lower end of the extension spring 2 is fixedly connected with the upper surface of the upper tire fixing frame 4. The upper surface of the lower tire 13 is provided with a concave cavity 14 matched with the upper tire 9, and the bottom of the pinch roller 6 corresponds to a horizontal supporting surface at the periphery of the concave cavity 14. The wheel shaft of the pinch roller 6 is parallel to the horizontal supporting surface, and the lowest point of the lower tire 13 is higher than the lowest point of the pinch roller 6 or is as high as the lowest point of the pinch roller 6.

In this embodiment, the lower surface of the upper tire 9 is a spherical surface, and the bottom surface of the cavity 14 of the lower tire 13 is a spherical surface larger than the size of the lower surface of the upper tire 9.

An upper oil distribution disc 7 is arranged in the lower convex groove body 8, a plurality of lubricating oil upper passages 10 are uniformly arranged in the upper tire 9, one end of each lubricating oil upper passage 10 is communicated with the upper oil distribution disc 7, the other end of each lubricating oil upper passage extends to the lower surface of the upper tire 9, and an oil inlet 11 is arranged on the top surface of the upper oil distribution disc 7. A plurality of lubricating oil lower passages 16 extending downwards are uniformly arranged on the bottom surface of the cavity 14 of the lower tire 13, a lower oil distribution disc 15 communicated with the lubricating oil lower passages 16 is fixed on the lower surface of the lower tire 13, and an oil inlet 17 is arranged on the bottom surface of the lower oil distribution disc 15. Lubricating oil is sprayed to the upper surface and the lower surface of the spherical shell plate blank 19 in advance through the upper oil distribution disc 7 and the lower oil distribution disc 15 and the upper passage and the lower passage of the lubricating oil, so that the compression is facilitated, and the surface quality of a compression product is ensured.

An inner support ring 12 extending towards the central line direction of the upper tire 9 is arranged on the upper edge of the lower convex groove body 8, a plurality of fixing holes 18 used for being connected with a press machine are evenly formed in the inner support ring 12, and the fixing holes 18 are used for being connected with a power head of the press machine when the press machine is used.

The working principle is as follows:

when the device works, the spherical shell plate blank 19 is placed on the upper surface of the lower tire 13, the spherical shell plate blank 19 is vertically positioned between the upper tire 9 and the lower tire 13, the press machine is started to drive the upper tire fixing frame 4 and the upper tire 9 to move downwards, the lowest point of the upper tire 9 is abutted against the central position of the spherical shell plate blank 19, and the press wheels 6 of all the positioning assemblies are pressed on the upper surface of the spherical shell plate blank 19, so that the spherical shell plate blank 19 is positioned in advance.

Before the compression molding, lubricating oil is sprayed to the upper and lower surfaces of the spherical shell plate blank 19 in advance through the upper and lower

oil distribution discs

7, 15 and the upper and lower lubricating oil passages. When the pressing is started, the upper tire 9 continues to move downwards, the pressing wheels 6 of the positioning assemblies press the spherical shell plate blank 19 in real time on one hand to avoid center deviation, and on the other hand, the pressing wheels are connected with the spherical shell plate blank 19 in a sliding manner without influencing the shrinkage of the spherical shell plate blank into the lower tire cavity 14.

The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the scope of the present invention should be covered by the present patent.

Claims

1. The utility model provides a jar body shell plate die mould, includes the child mount, locates last child on the child mount, supports the lower child of under last child, its characterized in that: the tire pressing device is characterized in that a lower convex groove body connected with the top surface of an upper tire is arranged in the center of the bottom surface of the upper tire fixing frame, a plurality of through holes are uniformly formed in the peripheral position of the lower convex groove body of the upper tire fixing frame, a positioning assembly is arranged at each through hole and comprises a stand column penetrating through the through hole, a portal frame fixed at the lower end of the stand column, a pressing wheel arranged in the portal frame, a horizontal limiting disc arranged at the upper end of the stand column and an extension spring sleeved on the stand column, the upper end of the extension spring is fixedly connected with the lower surface of the horizontal limiting disc, the lower end of the extension spring is fixedly connected with the upper surface of the upper tire fixing frame, a concave cavity matched with the upper tire is formed in the upper surface of the lower tire, the bottom of the pressing wheel corresponds to the horizontal supporting surface on the periphery of the concave cavity, a wheel shaft of the pressing wheel is parallel to the horizontal supporting surface, and the lowest point of the lower tire is higher than the lowest point of the pressing wheel or the lowest point of the pressing wheel.

2. The can body shell plate press forming die of claim 1, wherein: an upper oil distribution disc is arranged in the lower convex groove body, a plurality of lubricating oil upper passages are uniformly arranged in the upper tire, one end of each lubricating oil upper passage is communicated with the upper oil distribution disc, the other end of each lubricating oil upper passage extends to the lower surface of the upper tire, and an oil inlet is formed in the top surface of the upper oil distribution disc.

3. The can body shell plate press forming die of claim 1, wherein: the bottom surface of the concave cavity of the lower tire is uniformly provided with a plurality of lubricating oil downward passages extending downwards, the lower surface of the lower tire is fixedly provided with a lower oil distribution disc communicated with the lubricating oil downward passages, and the bottom surface of the lower oil distribution disc is provided with an oil inlet.

4. The can body shell plate press forming die of claim 1, wherein: the upper edge of the lower convex groove body is provided with an inner support ring extending towards the direction of the upper tire centerline, and the inner support ring is uniformly provided with a plurality of fixing holes for connecting with a press machine.

5. The can body shell plate press forming die of claim 1, wherein: the lower surface of the upper tire is a spherical surface, and the bottom surface of the concave cavity of the lower tire is a spherical surface larger than the size of the lower surface of the upper tire.