CN219074335U - Lead-coated die of lead-coated copper conductive bar - Google Patents

Abstract

The utility model discloses a lead-coated die of a lead-coated copper conductive bar, which relates to the field of lead-coated dies and comprises an upper die plate and a lower die plate, wherein the upper die plate and the lower die plate are detachably connected, a cavity is arranged in the lower die plate, a gate is arranged on the outer wall of the lower die plate, side die plates are detachably connected on the left side and the right side of the lower die plate, bottom dies are arranged on the lower sides of the two side die plates, and a riser is arranged on one side of the two bottom dies opposite to each other; copper is discharged into a casting die cavity, after gaps around the copper bar are inspected to be qualified, the die is closed, lead liquid is poured into a pouring gate, the lead liquid can uniformly flow to the left side and the right side and fill the die cavity through the middle position of the pouring gate on the upper side of the die, the lead liquid can be guaranteed to fill a die cavity through the upper side of the position where the riser lead liquid is finally filled, impurities in the cavity can flow to the riser, and after lead solidification, the die is opened to take out the lead-clad copper conductive bar, so that the one-time forming effect of lead cladding of the copper conductive bar is achieved.

Description

Lead-coated die of lead-coated copper conductive bar

Technical Field

The utility model relates to the field of lead-coated dies, in particular to a lead-coated die of a lead-coated copper conductive bar.

Background

The lead-coated copper conducting bar is mainly used in electrolytic tanks in electrolytic industries such as electrolytic copper foil and the like, and the service life is prolonged in order to prevent early failure caused by serious corrosion of the copper bar. The outer surface of the copper bar which can be contacted with the acid is coated with a layer of lead, the thickness of the coated lead is different according to the difficulty of contacting the acid, the lead of the part which is difficult to contact the acid is thick, and the lead of the part which is easy to contact the acid is thin.

The conductive copper bar structure is more complex in appearance and is M-shaped, and the traditional copper bar lead coating process generally adopts a twice molding process, and the specific method is as follows: coating lead by secondary casting; but this method has the following problems: 1. lead at the interface of the primary coating and the secondary coating is not well fused, cracks or gaps appear, and the penetration of acid liquor in the use process leads to corrosion of the copper bar, so that early failure of the lead-coated copper conductive bar is caused; 2. defects such as slag inclusion, ash inclusion, air holes and the like appear in the coated lead, and the service life of the lead-coated copper conductive copper bar is also affected.

Disclosure of Invention

The utility model aims at: in order to solve the technical problems, the utility model provides the lead-coated die of the lead-coated copper conductive bar, which can be used for forming coated lead once and simultaneously avoiding defects caused by secondary coated lead, thereby improving the yield.

The utility model adopts the following technical scheme for realizing the purposes: the utility model provides a lead-clad copper busbar's package plumbous mould, includes cope match-plate pattern and lower bolster, the lower terminal surface of cope match-plate pattern can dismantle with the up end of lower bolster and be connected, the inside of lower bolster is provided with the cavity, the outer wall of lower bolster is provided with the runner, the side template is all dismantled to the left and right sides of lower bolster, two the die block is all installed to the downside of side template, two one side that the die block is dorsad all is provided with the rising head.

In order to facilitate the installation or the disassembly of the upper template and the lower template, the lead-clad mould for the lead-clad copper conductor bar is preferable, wherein a plurality of first fixing plates are fixed on the front side and the rear side of the upper template, a plurality of second fixing plates are fixed on the front side and the rear side of the lower template, and the plurality of first fixing plates are respectively detachably connected with the corresponding second fixing plates through bolts.

In order to facilitate the installation or the disassembly of the lower template and the side template, the lead-clad mould of the lead-clad copper conductor bar is preferable, wherein the front side and the rear side of the lower template are fixedly connected with positioning blocks, one side, close to the side template, of each positioning block is fixedly connected with a positioning cylinder, and positioning pins respectively penetrate through the outer wall of the side template and the corresponding positioning cylinders.

In order to facilitate the installation or the disassembly of the lower die plate and the bottom die, the lead-clad die for the lead-clad copper conductor bar is preferable, wherein the two bottom die plates and the lower die plate are respectively connected with a fixing bolt in a penetrating way, and the two bottom die plates are respectively connected with the two side die plates through bolts.

In order to make the lead liquid flow to two sides uniformly and fill the cavity of the die, the lead-coated die of the lead-coated copper conducting bar is preferable, and the pouring gate is positioned in the middle of the rear side of the lower die plate.

In order to facilitate impurities in the cavity to flow to the riser, the lead-coated die of the lead-coated copper conductive bar is preferably rectangular, and the width of the riser is the same as that of the cavity.

The beneficial effects of the utility model are as follows:

1. discharging finished copper into a casting mold cavity, checking that gaps around copper bars are qualified, then closing the mold, pouring lead liquid into a gate, arranging the gate in the middle of the upper side of the mold, enabling the lead liquid to flow uniformly to the left and right sides and fill the mold cavity, arranging the upper side of the position where the riser lead liquid is filled last, further ensuring that the lead liquid fills a mold cavity, simultaneously enabling impurities in the cavity to flow to the riser, opening the mold after lead solidification, taking out the lead-clad copper conductor bars, thereby achieving the primary molding effect of lead cladding of the copper conductor bars, and avoiding defects caused by secondary lead cladding;

2. the upper template is installed in the upside of lower bolster, and two side forms are installed respectively in the left and right sides of lower bolster, and two die blocks are installed respectively in the downside of two side forms, through setting up upper bolster, side form, die block and fixed plate location and bolted connection for the lower bolster to make things convenient for the staff to assemble the mould and dismantle the mould, further improve the yield.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a right side view of the present utility model;

FIG. 3 is a top view of the present utility model;

fig. 4 is a top view of the lower die plate.

Reference numerals: 1. an upper template; 101. a first fixing plate; 2. a lower template; 201. a cavity; 202. a gate; 203. a second fixing plate; 3. a side form; 301. a positioning pin; 4. a bottom die; 401. riser; 402. a fixing bolt; 5. a positioning block; 6. and a positioning cylinder.

Detailed Description

The present utility model will now be described in detail with reference to the drawings and the specific embodiments thereof, wherein the illustrative embodiments and descriptions of the utility model are for illustration, but not for limitation.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-4, the present utility model provides the following technical solutions: the utility model provides a lead-clad copper conductor bar's package plumbous mould, includes cope match-plate pattern 1 and lower bolster 2, and the lower terminal surface of cope match-plate pattern 1 can dismantle with the up end of lower bolster 2 and be connected, and the inside of lower bolster 2 is provided with cavity 201, and the outer wall of lower bolster 2 is provided with runner 202, and the side form 3 is all dismantled to the left and right sides of lower bolster 2, and die block 4 is all installed to the downside of two side forms 3, and one side that two die blocks 4 are on the back of the body all is provided with riser 401.

In this embodiment: the finished copper is discharged into the casting die cavity 201, after gaps around the copper bar are checked to be qualified, the die is closed, after the upper die plate 1, the lower die plate 2, the side die plate 3 and the bottom die 4 are sequentially installed, after the die is installed, the die is placed flat, lead liquid is poured into the pouring gate 202, the middle position of the pouring gate 202 on the upper side of the die is set, the lead liquid can flow uniformly to the left side and the right side and fill the die cavity 201 conveniently, the upper side of the position where the riser 401 is filled with the lead liquid last is set, the lead liquid is guaranteed to fill the die cavity, impurities in the cavity 201 can flow to the riser 401 simultaneously, after lead solidification, the die is opened, the lead-clad copper bar is taken out, and therefore lead cladding of the copper conductive bar is completed.

As a technical optimization scheme of the utility model, a plurality of first fixing plates 101 are fixed on the front side and the rear side of an upper template 1, a plurality of second fixing plates 203 are fixed on the front side and the rear side of a lower template 2, the plurality of first fixing plates 101 are detachably connected with the corresponding second fixing plates 203 through bolts, positioning blocks 5 are fixedly connected on the front side and the rear side of the lower template 2, positioning cylinders 6 are fixedly connected on one sides, close to the side templates 3, of the four positioning blocks 5, positioning pins 301 are respectively penetrated between the outer walls of the side templates 3 and the corresponding positioning cylinders 6, fixing bolts 402 are respectively penetrated and connected with the two bottom dies 4 and the lower template 2, and the two bottom dies 4 are respectively connected with the two side templates 3 through bolts.

In this embodiment: the upper template 1 is installed in the upside of lower bolster 2, and two sideforms 3 are installed respectively in the left and right sides of lower bolster 2, and two die blocks 4 are installed respectively in the downside of two sideforms 3 to make things convenient for the staff to assemble the mould and dismantle the mould.

As a technical optimization scheme of the utility model, the gate 202 is positioned in the middle of the rear side of the lower die plate 2, the riser 401 is rectangular, and the width of the riser 401 is the same as the width of the cavity 201.

In this embodiment: through setting up the intermediate position of runner 202 in the mould upside, and then be convenient for plumbous liquid evenly flow and full of mould cavity 201 to left and right sides, through setting up the upside that the plumbous liquid of riser 401 was full of last, and then guarantee that plumbous liquid is full of the die cavity, can flow the impurity in the cavity 201 again to riser 401 department simultaneously.

The working principle and the using flow of the utility model are as follows: in the lead coating process of the lead coated copper conductor bar, the copper bar is washed with 10% hydrochloric acid for 15 minutes and then is washed with clean water, the cleaned copper is discharged and heated in a heating furnace, the furnace temperature is raised to 200 ℃ and then is kept for 30 minutes, tin coating and the like are carried out on the surface of the heated copper bar lead coating position, the treated copper is discharged into a lead coated casting mold cavity 201, an upper mold plate 1, a side mold plate 3, a bottom mold plate 4 and a lower mold plate 2 are sequentially arranged together, after gaps around the copper bar are inspected to be qualified, the mold is closed, lead liquid is poured into the mold through a pouring gate 202, the lead is solidified and then is opened to take out the lead coated copper conductor bar, and finally, the technical defects generated by positioning, the treatment surface, the weight detection, the package and the like are repaired and put into storage.

While the foregoing has been provided by embodiments of the present utility model with particularity, the principles and modes of carrying out the embodiments of the present utility model have been described in detail by reference to specific examples, which are merely intended to assist in understanding the principles of the embodiments of the present utility model, those skilled in the art should not be limited to the details of this utility model, since modifications in light of the principles and modes of carrying out the embodiments of the present utility model may be made by those skilled in the art.

Claims (6)

1. The utility model provides a lead-clad copper busbar's package plumbous mould, includes cope match-plate pattern (1) and lower bolster (2), its characterized in that: the lower terminal surface of cope match-plate pattern (1) is connected with the up end of lower bolster (2) can be dismantled, the inside of lower bolster (2) is provided with cavity (201), the outer wall of lower bolster (2) is provided with runner (202), the left and right sides of lower bolster (2) all can be dismantled and be connected with side form (3), two die block (4) are all installed to the downside of side form (3), two die block (4) are all provided with riser (401) in one side of being on the back of the body mutually.

2. The lead-clad mold of the lead-clad copper conductor bar according to claim 1, wherein: the upper die plate (1) is characterized in that a plurality of first fixing plates (101) are fixed on the front side and the rear side of the upper die plate (1), a plurality of second fixing plates (203) are fixed on the front side and the rear side of the lower die plate (2), and the plurality of first fixing plates (101) are detachably connected with the corresponding second fixing plates (203) through bolts.

3. The lead-clad mold of the lead-clad copper conductor bar according to claim 1, wherein: the positioning blocks (5) are fixedly connected to the front side and the rear side of the lower die plate (2), positioning cylinders (6) are fixedly connected to one sides, close to the side die plates (3), of the four positioning blocks (5), and positioning pins (301) penetrate through the outer walls of the side die plates (3) and the corresponding positioning cylinders (6) respectively.

4. The lead-clad mold of the lead-clad copper conductor bar according to claim 1, wherein: the two bottom dies (4) and the lower die plates (2) are all connected with fixing bolts (402) in a penetrating mode, and the two bottom dies (4) are connected with the two side die plates (3) through bolts respectively.

5. The lead-clad mold of the lead-clad copper conductor bar according to claim 1, wherein: the pouring gate (202) is positioned in the middle of the rear side of the lower die plate (2).

6. The lead-clad mold of the lead-clad copper conductor bar according to claim 1, wherein: the riser (401) is rectangular, and the width of the riser (401) is the same as the width of the cavity (201).

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