CN218693766U

CN218693766U - Positioning structure of die casting mold of die casting aluminum box body

Info

Publication number: CN218693766U
Application number: CN202222714766.9U
Authority: CN
Inventors: 张海东; 蔡展雄; 刘坤达
Original assignee: Shenzhen U&d Precision Casting Co ltd
Current assignee: Shenzhen U&d Precision Casting Co ltd
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-03-24
Anticipated expiration: 2032-10-09

Abstract

The utility model discloses a die casting aluminum box casting mold's location structure, including base, bed die groove, go up mould lid and mould lid moving positioning mechanism, be equipped with a plurality of spacing recesses that become one row of setting on the base, be equipped with the reference column on four turnings of the trough rim in bed die groove, mould lid moving positioning mechanism includes mould lid mounting panel, distance plate and moving mechanism, four corners in mould lid mounting panel bottom are equipped with the breach that matches with the reference column, it is equipped with the extension board of outside extension to go up mould lid top a week, four corners below of extension board is installed on the mould lid mounting panel through four elastic component, four corners on mould lid mounting panel upper surface are equipped with four gag lever posts, four the gag lever posts insert in the moving mechanism. The utility model discloses the breach can move down along the reference column, rectifies the location to last mould lid, guarantees to go up the notch top that mould lid accuracy was located the bed die groove, reaches the accurate positioning and covers the mould lid.

Description

Positioning structure of die casting mold of die casting aluminum box body

Technical Field

The utility model relates to a mould location technical field especially relates to a die casting aluminum box casting die's location structure.

Background

The die-casting die is a tool for casting metal parts, and is a tool for completing a die-casting process on a special die-casting die forging machine; the basic process of die casting comprises the following steps: the molten metal is cast at low speed or high speed and filled into the cavity of the die, the die has a movable cavity surface, and the molten metal is pressurized and forged along with the cooling process of the molten metal, so that the defects of shrinkage cavity and shrinkage porosity of the blank are eliminated, the internal structure of the blank reaches the broken crystal grains in a forging state, the comprehensive mechanical properties of the blank are obviously improved, and the die-casting material, the die-casting machine and the die are three major factors of die-casting production, and the die-casting process is a process of organically and comprehensively utilizing the three major factors, so that qualified castings with good appearance, good internal quality and sizes meeting the requirements of pattern or protocol regulation and even high-quality castings can be stably and efficiently produced. The unable serialization operation of die casting aluminum box die-casting equipment only waits for the die-casting cooling back, takes out the product, waits for the die-casting next time, adopts serialization die-casting, need use same mould lid, and the mould lid is when moving the process and aim at the below mould, and accurate positioning will be whole die-casting key one step, and the location is inaccurate, leads to mould lid fragile, and the die-casting product has the defect. Therefore, a mold cover capable of accurately positioning and moving is required for covering, and die casting of a die-cast aluminum box body is an important technical research.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the utility model is to provide a die-casting aluminum box casting mold's location structure, the unable accurate positioning of mould lid of having solved serialization die-casting aluminum box die-casting easily leads to the problem that the mould lid damaged.

According to the utility model provides a die-casting aluminum box casting mold's location structure, including base, bed die groove, last mould lid and mould lid mobile location mechanism, be equipped with the spacing recess of a plurality of one row settings of becoming on the base, be equipped with the cylinder group of pushing up and go up the ejector pad in the spacing recess, the bed die groove is placed in the spacing recess, be equipped with the reference column on four turnings of the trough rim of bed die groove, mould lid mobile location mechanism includes mould lid mounting panel, distance plate and moving mechanism, four corners of mould lid mounting panel bottom are equipped with the breach that matches with the reference column, mould lid mounting panel intermediate position is equipped with mould lid jack, it is equipped with the extension board of outside extension to go up mould lid top a week, four corners below of extension board are installed on the mould lid mounting panel through four elastic component, four corners of mould lid mounting panel upper surface are equipped with four gag lever posts, the distance plate is in last mould lid top and with four fixed cover turnings on the gag lever post, the distance plate lower surface is equipped with a set down the cylinder and pushes down the cylinder group, the cylinder shaft of pushing down is fixed on the backup pad, push down the cylinder group of cylinder is equipped with the backup pad and moves the backup pad on the backup pad, the backup pad both sides of moving mechanism, the backup pad is equipped with the cylinder group of pushing down, the cylinder mechanism, the backup pad is fixed on the backup pad, the backup pad is equipped with the backup pad.

The utility model discloses an in some embodiments, the bed die groove includes aluminium liquid pouring groove and sets up the limit along aluminium liquid pouring groove notch a week, it is equipped with the reference column to set up four corners of upper surface, the outer wall four sides width of aluminium liquid pouring groove slightly is less than the groove width on spacing recess rather than corresponding limit.

In other embodiments of the present invention, the elastic assembly includes a sleeve, a spring and an elastic rod, the spring is disposed in the sleeve, the bottom end of the elastic rod is provided with a separation blade, and the separation blade at the bottom end of the elastic rod is plugged into the sleeve and pressed on the spring.

In other embodiments of the present invention, the height of the upper mold cover is greater than the mold cover insertion hole on the mold cover mounting plate, when the lower mold cover is pressed down by the pressing cylinder, the distance below the mold cover insertion hole exposed at the bottom of the upper mold cover is the fixed distance.

In other embodiments of the utility model, the moving mechanism includes movable block, servo motor, lead screw and spacing slide bar, the movable block is close to both sides limit position activity and has inserted spacing slide bar, spacing slide bar both ends are fixed respectively in two backup pads, servo motor installs the outside in one of them backup pad, lead screw one end is run through the backup pad and is connected with the servo motor pivot, lead screw other pot head has the bearing, the bearing is embedded in another backup pad, the lead screw spiral runs through from the movable block intermediate position, push down the cylinder group and embed in the movable block, be equipped with four spacing holes that match with the gag lever post on the movable block.

In other embodiments of the present invention, three limiting grooves are disposed on the base.

The utility model discloses in, it can the distance removal to go up the mould lid, when removing the bed die groove top, the breach can be followed the reference column and moved down, rectify the location to last mould lid, guarantee to go up the accurate notch top of locating in the bed die groove of mould lid, and it inserts in the mould lid jack to go up the mould lid to be the zero clearance, the back moves down accurately, can accurately move down the bed die inslot, reach accurate location and cover the mould lid, and, accomplish once after the die-casting, cool off to the die-casting aluminium and solidify the back, the mould lid is gone up to the pull-up, carry out the time die-casting, and push up cylinder group pushes up the ejector pad and release the spacing groove with the bed die groove, remove more renewing with the bed die groove through the mobile device, accomplish serialization die-casting.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is the utility model provides a die-casting aluminum box casting die's location structure schematic diagram.

Fig. 2 is a schematic structural diagram of the moving mechanism according to the present invention.

Fig. 3 is a schematic structural diagram of the elastic assembly according to the present invention.

Fig. 4 is a schematic structural diagram of the lower mold groove provided by the present invention.

In the figure: 1. a base; 11. a support plate; 2. pushing up the cylinder block; 21. pushing up the block; 13. an upper support plate; 3. A lower mold groove; 31. a molten aluminum pouring trough; 32. building edges; 33. a positioning column; 4. an upper mold cover; 41. a stretching plate; 5. a mold cover mounting plate; 51. a notch; 52. a limiting rod; 6. an elastic member; 61. an elastic rod; 611. a baffle plate; 62. a spring; 63. a sleeve; 7. a thrust plate; 71. pressing down the air cylinder; 8. A moving block; 80. a limiting hole; 9. pushing down the cylinder group; 10. a servo motor; 101. a screw rod; 102. a bearing; 103. and limiting the sliding 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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1-4, a positioning structure of a die casting mold of a die-casting aluminum box body comprises a base 1, a lower mold groove 3, an upper mold cover 4 and a mold cover moving and positioning mechanism, wherein a plurality of limiting grooves arranged in a row are arranged on the base 1, an upward pushing cylinder group 2 and an upward pushing block 21 are arranged in the limiting grooves, the lower mold groove 3 is placed in the limiting grooves, positioning columns 33 are arranged on four corners of the groove edge of the lower mold groove 3, the mold cover moving and positioning mechanism comprises a mold cover mounting plate 5, a thrust plate 7 and a moving mechanism, notches 51 matched with the positioning columns 33 are arranged at the four corners at the bottom of the mold cover mounting plate 5, a mold cover jack is arranged at the middle position of the mold cover mounting plate 5, an extension plate 41 extending outwards is arranged on one circumference of the top end of the upper mold cover 4, the lower parts of four corners of the extension plate 41 are mounted on the die cover mounting plate 5 through four elastic components 6, four limiting rods 52 are arranged at four corners of the upper surface of the die cover mounting plate 5, the thrust plate 7 is positioned above the upper die cover 4 and fixedly sleeves the four corners on the limiting rods 52, a group of lower pressing cylinders 71 are arranged on the lower surface of the thrust plate 7, cylinder shafts of the lower pressing cylinders 71 are fixed on the upper surface of the upper die cover 4, the four limiting rods 52 are inserted into a moving mechanism, a lower pushing cylinder group 9 is arranged in the moving mechanism, cylinder shafts of the lower pushing cylinder group 9 are fixed on the upper surface of the thrust plate 7, support plates 11 are arranged on two sides of the base 1, and the moving mechanism is mounted on the upper support plates 11.

Firstly, a lower die groove 3 is placed in each limiting groove, after the placement, a fixed amount of aluminum liquid is injected into the first lower die groove 3, an upper die cover 4 is moved above the lower die groove 3 by a moving mechanism, a die cover mounting plate 5 is pushed onto the lower die groove 3 by a lower pushing cylinder group 9, a notch is matched and superposed with a positioning column 33, the position of the upper die cover 4 is accurately positioned, a lower pressing cylinder 71 pushes the upper die cover 4 downwards, the upper die cover 4 moves downwards along a die cover jack and is accurately inserted into the lower die groove 3, the die cover is covered, the die casting is started, after a period of time, the aluminum liquid is solidified, the upper die cover 4 is pulled upwards, the die cover mounting plate 5 is moved upwards, the upper pushing cylinder group 2 pushes an upper pushing block 21 upwards, the die-cast lower die groove 3 is moved away and cooled by a moving device, and the die-casting of the lower die groove 3 is performed downwards. And a new lower die groove 3 is placed in the limiting groove of the removed lower die groove 3.

The lower mould groove 3 comprises an aluminum liquid pouring groove 31 and an erecting edge 32 arranged along the periphery of the notch of the aluminum liquid pouring groove 31, positioning columns 33 are arranged at four corners of the upper surface of the erecting edge 32, and the width of four sides of the outer wall of the aluminum liquid pouring groove 31 is slightly smaller than the width of the limiting groove and the corresponding edge.

Make things convenient for lower mould groove 3 to put into spacing recess in, but lower mould groove 3 puts into spacing recess and can misplace, utilizes breach and reference column 33 to match the coincidence and fixes a position, can be accurate push down upper die cover 4 insert in lower mould groove 3. And the setting-up side 32 is used for setting up on the base 1 and moving the lower mold chase 3.

The elastic assembly 6 comprises a sleeve 63, a spring 62 and an elastic rod 61, the spring 62 is arranged in the sleeve 63, a blocking piece 611 is arranged at the bottom end of the elastic rod 61, and the blocking piece 611 at the bottom end of the elastic rod 61 is plugged into the sleeve 63 and pressed on the spring 62.

The upper mold cover 4 is moved downwards, the extension plate 41 presses the elastic component 6 downwards until the elastic component is pressed on the sleeve 63, the downward movement cannot be continued, and when the downward pressing cylinder 71 is pulled upwards, the elastic component 6 simultaneously pushes the upper mold cover 4 upwards.

The height of the upper die cover 4 is larger than that of the die cover jack on the die cover mounting plate 5, and when the lower die cover 4 is pressed down by the lower air cylinder 71, the distance from the bottom end of the upper die cover 4 exposed below the die cover jack is a fixed distance. The distance is that the upper die cover 4 is pressed to the sleeve 63 to stop moving downwards.

The moving mechanism comprises a moving block 8, a servo motor 10, a lead screw 101 and a limiting slide rod 103, the limiting slide rod 103 is movably inserted at the position, close to two side edges, of the moving block 8, two ends of the limiting slide rod 103 are respectively fixed on two supporting plates 11, the servo motor 10 is installed on the outer side of one supporting plate 11, one end of the lead screw 101 penetrates through the supporting plate 11 and is connected with a rotating shaft of the servo motor 10, a bearing 102 is sleeved at the other end of the lead screw 101, the bearing 102 is embedded in the other supporting plate 11, the lead screw 101 penetrates through the middle of the moving block 8 in a spiral mode, the lower push cylinder group 9 is embedded in the moving block 8, and four limiting holes 80 matched with the limiting rods 52 are formed in the moving block 8.

The servo motor 10 rotates the lead screw 101 to push the moving block 8 to move along the limiting slide rod 103, the servo motor 10 can move the moving block 8 at a fixed distance, but the position of the upper mold cover 4 cannot be accurately positioned, so that the lower mold groove 3 is covered, and a positioning structure, namely a notch and the positioning column 33 are matched and overlapped to be positioned is needed.

Three limiting grooves are formed in the base 1. The arrangement of too many limiting grooves will increase the bearing force of the limiting slide bar 103, which will result in the bending of the limiting slide bar 103.

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 die-casting aluminum box casting mold's location structure which characterized in that: the die cover comprises a base (1), a lower die groove (3), an upper die cover (4) and a die cover moving and positioning mechanism, wherein a plurality of limiting grooves arranged in a row are arranged on the base (1), an upward pushing cylinder group (2) and an upward pushing block (21) are arranged in the limiting grooves, the lower die groove (3) is placed in the limiting grooves, positioning columns (33) are arranged on four corners of the groove edge of the lower die groove (3), the die cover moving and positioning mechanism comprises a die cover mounting plate (5), a thrust plate (7) and a moving mechanism, notches (51) matched with the positioning columns (33) are arranged at four corners at the bottom of the die cover mounting plate (5), die cover insertion holes are arranged at the middle position of the die cover mounting plate (5), an outward extending plate (41) is arranged at one circle of the top end of the upper die cover (4), the lower parts of the four corners of the extending plate (41) are mounted on the die cover mounting plate (5) through four elastic assemblies (6), four limiting rods (52) are arranged on the upper surface of the die cover mounting plate (5), the upper surface of the die cover (7) and a set of the lower die cover (71) is provided with four thrust plates, the upper cylinder cover (71) and the lower surface of the lower die cover (71), the four limiting rods (52) are inserted into the moving mechanism, a lower push cylinder group (9) is arranged in the moving mechanism, a cylinder shaft of the lower push cylinder group (9) is fixed on the upper surface of the thrust plate (7), supporting plates (11) are arranged on two sides of the base (1), and the moving mechanism is installed on the upper supporting plates (11).

2. The positioning structure of a die-casting aluminum box casting mold according to claim 1, characterized in that: lower mould groove (3) include aluminium liquid casting groove (31) and set up limit (32) along aluminium liquid casting groove (31) notch a week setting, it is equipped with reference column (33) to set up four corners of limit (32) upper surface, the outer wall four sides width of aluminium liquid casting groove (31) slightly is less than spacing recess rather than the groove width that corresponds the limit.

3. The positioning structure of a die-casting aluminum box casting mold according to claim 1, characterized in that: elastic component (6) include sleeve (63), spring (62) and elastic rod (61), be equipped with spring (62) in sleeve (63), elastic rod (61) bottom is equipped with separation blade (611), separation blade (611) of elastic rod (61) bottom is plugged in sleeve (63) and is pressed on spring (62).

4. The positioning structure of a die-casting aluminum box casting mold according to claim 1, characterized in that: the height of going up mould lid (4) is greater than mould lid jack on mould lid mounting panel (5), when pushing down mould lid (4) in air cylinder (71), it is the distance for the distance to expose mould lid jack below in mould lid (4) bottom.

5. The positioning structure of a die-casting aluminum box casting mold according to claim 1, characterized in that: the moving mechanism comprises a moving block (8), a servo motor (10), a lead screw (101) and a limiting slide rod (103), the limiting slide rod (103) is movably inserted into the position, close to two side edges, of the moving block (8), two ends of the limiting slide rod (103) are respectively fixed to two supporting plates (11), the servo motor (10) is installed on the outer side of one of the supporting plates (11), one end of the lead screw (101) penetrates through the supporting plate (11) and is connected with a rotating shaft of the servo motor (10), a bearing (102) is sleeved at the other end of the lead screw (101), the bearing (102) is embedded in the other supporting plate (11), the lead screw (101) penetrates through the middle of the moving block (8) in a spiral mode, the lower push cylinder block (9) is embedded in the moving block (8), and four limiting holes (80) matched with the limiting rods (52) are formed in the moving block (8).

6. The positioning structure of a die-casting aluminum box casting mold according to claim 1, characterized in that: three limiting grooves are formed in the base (1).