CN214640181U

CN214640181U - Automobile transmission casing die casting die with heat dissipation function

Info

Publication number: CN214640181U
Application number: CN202120738849.4U
Authority: CN
Inventors: 钱顾东
Original assignee: Suzhou Tujia Precision Machinery Co ltd
Current assignee: Suzhou Tujia Precision Machinery Co ltd
Priority date: 2021-04-11
Filing date: 2021-04-11
Publication date: 2021-11-09
Anticipated expiration: 2031-04-11

Abstract

The utility model discloses a motor transmission casing die casting die with heat dissipation function in mould technical field, including bottom plate, die holder, die cavity, radiator unit, drawing of patterns subassembly, radiator unit holds the cavity structure that the chamber formed for winding the rotation of die holder central line including holding the liquid chamber, is equipped with water inlet pipe joint, drain pipe joint on the relative both sides outer wall of die holder respectively, and drawing of patterns subassembly includes the stripper, has seted up the sliding tray in the die holder, and the stripper is reciprocated by elevating system drive it. The setting holds the liquid chamber, carries the coolant liquid to holding the liquid intracavity by inlet tube joint through outside coolant liquid conveying equipment to in flowing back to coolant liquid conveying equipment by the drain pipe joint, make the coolant liquid hold liquid intracavity circulation flow, and then cool down the inside cooling of die holder, through setting up drawing of patterns subassembly in addition, shift up by elevating system drive stripper, the gearbox housing after finishing with the die-casting shaping is ejecting to the die cavity top, so that unload.

Description

Automobile transmission casing die casting die with heat dissipation function

Technical Field

The utility model relates to the technical field of mold, specifically be a motor transmission casing die casting die with heat dissipation function.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. A mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material.

When the automobile gearbox shell is manufactured, die-casting equipment is generally used for die-casting molding, heat can be accumulated inside the die-casting equipment in the long-term working process of the die-casting equipment, potential safety hazards are generated to workers when the workers unload the materials, and meanwhile the existing die-casting equipment is inconvenient for taking the materials of the gearbox shell after the die-casting molding.

Based on this, the utility model designs an automobile transmission casing die casting die with heat dissipation function to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automobile transmission casing die casting die with heat dissipation function to in the long-term working process of the die-casting equipment that proposes in solving above-mentioned background art, the heat can be gathered to inside, and the workman produces the hidden danger to workman's safety when unloading, and the inconvenient gearbox casing after the die-casting shaping of die-casting equipment that has now simultaneously gets the problem of material.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a motor transmission casing die casting die with heat dissipation function, is including installing the bottom plate on die-casting equipment, the bottom plate is equipped with the die holder, the die holder top is equipped with sunken die cavity, be equipped with radiator unit and drawing of patterns subassembly on the die holder, radiator unit includes that the inside chamber of holding of seting up of die holder holds, hold the cavity structure that the chamber formed for winding the rotation of die holder central line, be equipped with respectively on the relative both sides outer wall of die holder and hold water inlet pipe joint, the drain pipe joint that the intracavity portion communicates, drawing of patterns subassembly is including locating the stripper plate in the die holder, set up in the die holder and supply the stripper plate block, and can be about the gliding sliding tray of freedom, the stripper plate reciprocates by its drive of elevating system.

Preferably, elevating system is including locating the connecting seat of stripper plate bottom, the connecting seat bottom level is equipped with the floating plate, set up in the die holder and supply the floating plate block, and reciprocate the clearance groove that can freely pass through, the relative both ends of floating plate bottom have first voussoir along its central line symmetry rigid coupling, sliding contact is connected with two second voussoirs, two on the clearance inslot diapire sliding contact is connected with two first voussoirs correspond the setting with two second voussoirs respectively, horizontal rotation is connected with the actuating lever on the die holder, the length direction both ends of actuating lever are equipped with screw thread respectively and revolve to opposite first screw thread portion, second screw thread portion, two the second voussoir is screw thread suit respectively on first screw thread portion, second screw thread portion.

Preferably, the driving rod is driven by a servo motor installed on the lower die base to rotate.

Preferably, it moves down by the reset unit drive, the reset unit includes the unsteady post of rigid coupling on the horizontal relative both ends of unsteady board, the locating part has been cup jointed to unsteady post upper end, set up the recess that supplies the locating part to reciprocate freely to pass through on the die holder, the rigid coupling has the fixed block in the recess, the fixed block is worn out and can freely slide from top to bottom to unsteady post upper end, the cover is equipped with the spring on the unsteady post, spring elasticity direction both ends are elastic respectively and are supported fixed block and unsteady board.

Preferably, a plurality of the floating pillars are respectively arranged along the central line array of the floating plate.

Compared with the prior art, the beneficial effects of the utility model are that: the setting holds the liquid chamber, carry the coolant liquid to holding the liquid intracavity by inlet tube joint through outside coolant liquid conveying equipment, and in flowing back to coolant liquid conveying equipment by the drain pipe joint, make the coolant liquid hold liquid intracavity circulation flow, and then cool down the cooling to the die holder is inside, in addition through setting up drawing of patterns subassembly, shift up by elevating system drive stripper, gearbox housing after finishing the die-casting shaping is ejecting to the die cavity top, so that unload, through setting up the reset unit, and produce elasticity by the spring to the floating plate and support the apical force, make stripper under the natural state, its top surface flushes with bottom wall in the die cavity.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged view of a portion of a structure at a in fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1-bottom plate, 2-first thread part, 3-second wedge block, 4-first wedge block, 5-floating plate, 6-second thread part, 7-clearance groove, 8-servo motor, 9-water inlet pipe joint, 10-connecting seat, 11-demoulding plate, 12-mould cavity, 13-lower mould seat, 14-liquid storage cavity, 15-water discharge pipe joint, 16-fixing block, 17-floating column, 18-limiting piece and 19-spring.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a die-casting die for a shell of an automobile gearbox with a heat dissipation function,

the die-casting device comprises a bottom plate 1 arranged on a die-casting device, wherein the bottom plate 1 is provided with a lower die holder 13, the top of the lower die holder 13 is provided with a sunken die cavity 12, the lower die holder 13 is provided with a heat dissipation assembly and a demoulding assembly, the heat dissipation assembly comprises a liquid storage cavity 14 arranged in the lower die holder 13, the liquid storage cavity 14 is of a cavity structure formed by rotating around the central line of the lower die holder 13, the outer walls of two opposite sides of the lower die holder 13 are respectively provided with a water inlet pipe joint 9 and a water outlet pipe joint 15 which are communicated with the inside of the liquid storage cavity 14, an external cooling liquid conveying device conveys cooling liquid into the water inlet pipe joint 9, then the cooling liquid enters the liquid storage cavity 14 from the water inlet pipe joint 9, then the cooling liquid flows back into the cooling liquid conveying device from the water outlet pipe joint 15, so that the cooling liquid circularly flows in the liquid storage cavity 14, thereby absorbing heat in the lower die holder 13 and further performing heat dissipation and cooling on the lower die holder 13, the demoulding assembly comprises a demoulding plate 11 arranged in the lower die holder 13, a sliding groove which is used for clamping the stripper plate 11 and can freely slide up and down is arranged in the lower die base 13, the stripper plate 11 is driven by an elevating mechanism to move up and down, the elevating mechanism comprises a connecting seat 10 arranged at the bottom of the stripper plate 11, a floating plate 5 is horizontally arranged at the bottom of the connecting seat 10, a clearance groove 7 which is used for clamping the floating plate 5 and can freely pass through when moving up and down is arranged in the lower die base 13, first wedge blocks 4 are symmetrically and fixedly connected to two opposite ends of the bottom of the floating plate 5 along the central line of the connecting seat, two second wedge blocks 3 are connected to the inner bottom wall of the clearance groove 7 in a sliding contact manner, the two first wedge blocks 4 are respectively arranged corresponding to the two second wedge blocks 3, a driving rod is horizontally and rotatably connected to the lower die base 13, a first thread part 2 and a second thread part 6 which have opposite thread directions are respectively arranged at two ends of the driving rod in the length direction, and the two second wedge blocks 3 are respectively sheathed on the first thread part 2 in a thread way, On the second thread part 6, a driving rod is rotated, when the driving rod rotates, the first thread part 2 and the second thread part 6 are respectively screwed with the two second wedge blocks 3, so as to drive the two second wedge blocks 3 to relatively approach, so that the inclined plane on the second wedge block 3 and the inclined plane on the first wedge block 4 generate relative sliding, and the first wedge block 4 is driven to move upwards, so as to drive the stripper plate 11 to move upwards, and push the gearbox shell in the die cavity 12 out of the die cavity 12, so as to facilitate the unloading of workers, in addition, the driving rod is driven to rotate by a servo motor 8 arranged on a lower die base 13, so that the driving rod does not need to be rotated manually, in addition, the floating plate 5 is driven to move downwards by a reset unit, the reset unit comprises floating columns 17 fixedly connected to the transverse opposite ends of the floating plate 5, the upper ends of the floating columns 17 are sleeved with a limiting part 18, a groove for the limiting part 18 to freely move upwards and downwards is formed on the lower die base 13, a fixed block 16 is fixedly connected in the groove, the upper end of a floating column 17 penetrates through the fixed block 16 and can freely slide up and down, a spring 19 is sleeved on the floating column 17, two ends of the spring 19 in the elastic direction elastically abut against the fixed block 16 and the floating plate 5 respectively, after unloading is finished, a driving rod rotates reversely to enable the two second wedge blocks 3 to be away from each other, the floating plate 5 is driven to move downwards under the action of the elastic abutting force of the spring 19, the stripper plate 11 is driven to move downwards, the top surface of the stripper plate 11 is enabled to be flush with the bottom wall in the die cavity 12, and a plurality of floating columns 17 are arranged along the central line array of the floating plate 5 respectively, so that the plurality of springs 19 generate elastic abutting force on the floating plate 5, the floating plate 5 can smoothly move downwards, and the top surface of the stripper plate 11 is enabled to be flush with the bottom wall in the die cavity 12.

The utility model discloses a use: in the die-casting process, heat can be accumulated inside the lower die holder 13, so that when the die-casting is performed, by starting the external cooling liquid conveying equipment, the external cooling liquid conveying equipment conveys cooling liquid to the water inlet pipe joint 9, then the cooling liquid enters the liquid storage cavity 14 through the water inlet pipe joint 9, and then the cooling liquid flows back to the cooling liquid conveying equipment through the water drain pipe joint 15, so that the cooling liquid circularly flows in the liquid storage cavity 14, the heat in the lower die holder 13 can be absorbed, and the lower die holder 13 can be cooled by heat dissipation;

when unloading, firstly, an external power supply is switched on, the servo motor 8 is started, the servo motor 8 rotates to drive the driving rod to rotate, when the driving rod rotates, the first thread part 2 and the second thread part 6 are respectively screwed with the two second wedge blocks 3, and then the two second wedge blocks 3 are driven to be relatively close to each other, so that the inclined plane on the second wedge block 3 and the inclined plane on the first wedge block 4 generate relative sliding, the first wedge block 4 is driven to move upwards, the demoulding plate 11 is driven to move upwards, and the gearbox shell in the mould cavity 12 is ejected out of the mould cavity 12, thereby facilitating the worker to unload,

after the unloading is finished, the servo motor 8 rotates reversely, so that the first wedge block 4 moves downwards, and meanwhile, the floating plate 5 generates elastic abutting force through the springs 19, and the stripping plate 11 is driven to move downwards until the top surface of the stripping plate 11 is flush with the bottom wall in the die cavity 12.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A die-casting die for an automobile gearbox shell with a heat dissipation function comprises a bottom plate (1) installed on a die-casting device, wherein a lower die holder (13) is arranged on the bottom plate (1), a sunken die cavity (12) is formed in the top of the lower die holder (13), the die-casting die is characterized in that a heat dissipation assembly and a demolding assembly are arranged on the lower die holder (13), the heat dissipation assembly comprises a liquid storage cavity (14) formed in the lower die holder (13), the liquid storage cavity (14) is of a cavity structure formed by rotating around the central line of the lower die holder (13), a water inlet pipe connector (9) and a water outlet pipe connector (15) communicated with the liquid storage cavity (14) are respectively arranged on the outer walls of two opposite sides of the lower die holder (13), the demolding assembly comprises a demolding plate (11) arranged in the lower die holder (13), and a sliding groove which is used for the demolding plate (11) to be clamped and can freely slide up and down is formed in the lower die holder (13), the stripper plate (11) is driven by a lifting mechanism to move up and down.

2. The die-casting die for the automobile gearbox shell with the heat dissipation function as claimed in claim 1, wherein the lifting mechanism comprises a connecting seat (10) arranged at the bottom of a stripper plate (11), a floating plate (5) is horizontally arranged at the bottom of the connecting seat (10), a clearance groove (7) which is used for clamping the floating plate (5) and can freely pass through when moving up and down is formed in a lower die seat (13), first wedge blocks (4) are symmetrically and fixedly connected to two opposite ends of the bottom of the floating plate (5) along the central line of the bottom of the floating plate, two second wedge blocks (3) are connected to the inner bottom wall of the clearance groove (7) in a sliding contact mode, the two first wedge blocks (4) are respectively arranged corresponding to the two second wedge blocks (3), a driving rod is horizontally and rotatably connected to the lower die seat (13), and first thread portions (2) with opposite thread rotation directions are respectively arranged at two ends of the driving rod in the length direction, And the two second wedge blocks (3) are respectively sleeved on the first thread part (2) and the second thread part (6) in a threaded manner.

3. The die-casting mold for the automobile gearbox shell with the heat dissipation function as recited in claim 2, wherein the driving rod is driven to rotate by a servo motor (8) arranged on the lower die base (13).

4. The die-casting die for the automobile gearbox shell with the heat dissipation function is characterized in that the floating plate (5) is driven to move downwards by the reset unit, the reset unit comprises floating columns (17) fixedly connected to two transversely opposite ends of the floating plate (5), the upper ends of the floating columns (17) are sleeved with limiting parts (18), grooves for the limiting parts (18) to freely pass through in an up-and-down moving mode are formed in the lower die base (13), fixing blocks (16) are fixedly connected into the grooves, the upper ends of the floating columns (17) penetrate through the fixing blocks (16) and can freely slide up and down, springs (19) are sleeved on the floating columns (17), and two ends of the springs (19) in the elastic direction elastically abut against the fixing blocks (16) and the floating plate (5) respectively.

5. The die-casting mold for the automobile gearbox housing with the heat dissipation function as recited in claim 4, wherein a plurality of the floating columns (17) are respectively arranged along a center line array of the floating plate (5).