The die head device of sheet sheet metal forming equipment and this equipment
Technical field
The utility model belongs to the injection-moulding device technical field, relates to a kind of sheet metal forming equipment, relates in particular to the die head device of a kind of sheet metal forming equipment.
Background technology
Existing blow moulding machine mainly comprises frame, extrusion mechanism, die head, clamping, bottom blow structure, and its working method is: after sealant was gushed out, the wind-force that utilizes machine to produce by boasting blew the die cavity that is attached to definite shape with plastomer, thereby makes product.Plastics are melted in screw extruder and quantitatively extrude, and then by closing the film moulding, by vane blowing cooling, have hauling machine to draw by certain speed then again, and up-coiler is wound into volume.
The inside of the shaped article that existing blow moulding machine blowing makes is normally empty, if inside needs mold insert, automotive oil tank for example, need hollow automotive oil tank housing of first blow molding, then dig some holes at the automotive oil tank housing, inlay the element of inlaying that needs again in each hole, process is comparatively complicated; Simultaneously, owing to need borehole, perforations adding, the sealing of automotive oil tank is also relatively poor usually.
Also have a kind of blow moiding method abroad, need from die head, draw two slabs at least, mold insert, blow molding then then are set in slab.Though this programme has solved product hermeticity and process complicated problems, because this programme needs two die heads and corresponding die head controlling organization, perhaps draw two slabs from same die head, the device structure complexity, the control difficulty is bigger.
In addition, the die head device of existing blow moulding machine is when discharging, and the board-like material base of sheet from top to bottom during discharging, can produce phenomenons such as material base is sagging, gage distortion because of factor affecting such as deadweights.
In view of this, nowadays press for a kind of new sheet sheet metal forming equipment of design and the die head device of this equipment, in order to make the product that inside is provided with inserts; Simultaneously, nowadays also need to design a kind of new die head device, in order to eliminate the problems such as became uneven that material base occurs when discharging from top to bottom.
The utility model content
Technical problem to be solved in the utility model is: a kind of sheet metal forming equipment is provided, can makes the products such as automotive oil tank that inside is embedded with mold insert, device structure is comparatively simple, and is easy to process, efficient is high, and product hermeticity is good.
In addition, the utility model also provides the die head device of a kind of sheet metal forming equipment, but the discharging thickness of trimmer plate base in process from top to bottom, thus make material base discharging thickness even; Also have specific mould effect simultaneously, make product have specific shape.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
The die head device of a kind of sheet metal forming equipment, described die head device comprises: die body, cam roller, cam roller driving mechanism, the board-like material base of sheet is by from top to bottom discharging of die body;
The outer surface of described cam roller forms mould, when contacting with the board-like material base of sheet, the board-like material base of sheet is formed the setting shape;
Described cam roller is arranged at a side of the below outlet of die body, and during from the outlet discharging of die body, the cam roller driving mechanism is controlled cam roller as required and rotated, thereby regulates the thickness of material base at the board-like material base of sheet.
As a kind of preferred version of the present utility model, the outer surface of described cam roller is provided with a place or many places depression or projection, forms mould.
As a kind of preferred version of the present utility model, described cam roller is that the cross section is the roller of cam.
As a kind of preferred version of the present utility model, described die body is provided with the material base passage, and described cam roller driving mechanism is in order to the distance of the most close material base of adjustment cam roller channel center face one lateral extent material base channel center face.
As a kind of preferred version of the present utility model, described cam roller driving mechanism drives cam roller and rotates toward the direction all the time; Revolution moves a week, namely finishes the demand of a mechanograph material base.
As a kind of preferred version of the present utility model, described cam roller driving mechanism drive cam roller carries out as requested clockwise or rotates counterclockwise, and finishes the wall thickness adjustment of material base.
As a kind of preferred version of the present utility model, described cam roller driving mechanism is servomotor.
A kind of sheet metal forming equipment, described equipment comprises: extrusion mechanism, die head device, first clamping, second clamping, the first auxiliary mould, the second auxiliary mould, moulding inflatable body, controller;
Described controller connects extrusion mechanism, die head device, first clamping, second clamping, the first auxiliary mould, the second auxiliary mould, moulding inflatable body respectively, in order to control the action of extrusion mechanism, die head device, first clamping, second clamping, the first auxiliary mould, the second auxiliary mould, moulding inflatable body;
Described die head device is in order to make the monolithic slab, and described first clamping, second clamping are arranged at the same side of described monolithic slab when the monolithic slab is drawn, and the first auxiliary mould, the second auxiliary mould are arranged at the opposite side of described monolithic slab; The described first auxiliary mould cooperates with first clamping, and the second auxiliary mould cooperates with second clamping;
Described controller control moulding inflatable body blows out wind-force, makes the first of monolithic slab assist mould one-step forming just by first clamping and first, forms first slab; Second portion forms second slab by second clamping and the first one-step forming of the second auxiliary mould; At first slab or/and in second slab mold insert is set;
Described controller also assists mould to separate with first clamping, second clamping respectively in order to control the first auxiliary mould, second, control a rotation or two all rotations in first clamping, second clamping, the slab of winning, second slab are fitted tightly, form confined space between first slab, second slab;
Described controller control moulding inflatable body blows out wind-force in described confined space, form the blow molding product;
Described die head device comprises: die body, cam roller, cam roller driving mechanism, and the monolithic slab is by from top to bottom discharging of die body;
The outer surface of described cam roller forms mould, when contacting with the board-like material base of sheet, the board-like material base of sheet is formed the setting shape;
Described cam roller is arranged at a side of the below outlet of die body, and during from the outlet discharging of die body, the cam roller driving mechanism is controlled cam roller as required and rotated, thereby regulates the thickness of monolithic slab at the monolithic slab.
As a kind of preferred version of the present utility model, the outer surface of described cam roller is provided with a place or many places depression or projection, forms mould.
As a kind of preferred version of the present utility model, described sheet metal forming equipment is blow moulding machine or Packing Machine.
The beneficial effects of the utility model are: the sheet sheet metal forming equipment that the utility model proposes and the die head device of this equipment, can make the products such as automotive oil tank that inside is embedded with mold insert, and device structure is comparatively simple, and is easy to process, efficient is high, and product hermeticity is good.Simultaneously, but the discharging thickness of the die head device trimmer plate base that the utility model proposes in process from top to bottom, thus make material base discharging thickness even.Cam roller has enough rigidity, can accurately control discharging thickness; The connection mode blocking design of cam roller two ends, interchangeability is good, and it is convenient to change roller; Simultaneously, the cam roller surface is provided with the different Cai Liao of compound Te Tu layer, has higher surface smoothness and the characteristic of sizing not.In addition, die head device has specific mould effect, and the product that blowing or plastic uptake are made has specific shape.
Description of drawings
Fig. 1-1 is the part-structure schematic diagram of the utility model die head device.
Fig. 1-2 is the part-structure schematic diagram after 22.5 ° of the utility model die head device rotations.
Fig. 1-3 is the part-structure schematic diagram after 45 ° of the utility model die head device rotations.
Fig. 1-4 is the part-structure schematic diagram behind the utility model die head device half-twist.
Fig. 1-5 is the part-structure schematic diagram behind the utility model die head device Rotate 180 °.
Fig. 1-6 is the part-structure schematic diagram after 270 ° of the utility model die head device rotations.
Fig. 2 is the structural representation of cam roller.
Fig. 3 is that the AA of Fig. 2 is to cutaway view.
Fig. 4 is the structural representation that rotates die head device toward renaturation.
Fig. 5 is the structural representation of the utility model sheet sheet metal forming equipment.
The specific embodiment
Describe preferred embodiment of the present utility model in detail below in conjunction with accompanying drawing.
Embodiment one
See also Fig. 1-1 to Fig. 1-6, the utility model has disclosed the die head device of a kind of sheet metal forming equipment, described die head device comprises: die body 2, cam roller 5, cam roller driving mechanism, described cam roller driving mechanism can be servomotor, and described cam roller 5 is the roller of cam for radial section.
See also Fig. 2, Fig. 3, the outer surface of described cam roller 5 forms mould, when contacting with the board-like material base of sheet, the board-like material base of sheet is formed the setting shape.Cam roller 5 outer surfaces form mould mode can for: the outer surface of described cam roller 5 is provided with a place or many places depression or projection, can form the setting pattern as required.
The board-like material base of sheet is by from top to bottom discharging of die body 2; Described cam roller 5 is arranged at a side of the below outlet of die body 2, and during from the outlet discharging of die body 2, the cam roller driving mechanism is controlled cam roller 5 as required and rotated, thereby regulates the thickness of material base at the board-like material base of sheet.Regulative mode is: described die body 2 is provided with the material base passage, and described cam roller driving mechanism is in order to the distance of the most close material base of adjustment cam roller 5 channel center face one lateral extent material base channel center face.
Described cam roller driving mechanism drives cam roller 5 and rotates toward the direction all the time; Revolution moves a week, namely finishes the demand of a mechanograph material base.Perhaps, described cam roller driving mechanism drive cam roller 5 carries out as requested clockwise or rotates counterclockwise, and finishes the wall thickness adjustment of material base.
The roller that servomotor drives special cam curved surface rotates, and two kinds of selections are arranged.
A kind of is periodic rotary.See also Fig. 1-1 to Fig. 1-6, the roller that servomotor drives special surface rotates all the time toward the direction; Revolution moves a week, has both finished the demand of a mechanograph material base.Different plastics rerum naturas, different product requirements have determined the geometric parameter of roller curved surface cam profile, the finishing by curved surface again, along with roller rotates, finish material base axially and the radial thickness adjustment.Different goods all are equipped with the roller of its special-purpose cam curved surface.
Another kind is to rotate toward renaturation.See also Fig. 4, the roller of servomotor drive special surface carries out as requested clockwise or rotates counterclockwise.The roller of special surface is finished the wall thickness adjustment of material base by clockwise or rotate counterclockwise, and satisfies general goods requirement, and the scope of application is wider.
Embodiment two
See also Fig. 5; the utility model has also disclosed the sheet sheet metal forming equipment that is provided with die head device described in the embodiment one, and described equipment comprises extrusion mechanism 1, die head device 2, first clamping 31, second clamping 32, the first auxiliary mould 41, the second auxiliary mould 42, moulding inflatable body, mold insert placement mechanism, controller.Described controller connects extrusion mechanism 1, die head device 2, first clamping 31, second clamping 32, the first auxiliary mould 41, the second auxiliary mould 42, moulding inflatable body, mold insert placement mechanism respectively, in order to control the action of extrusion mechanism 1, die head device 2, first clamping 31, second clamping 32, the first auxiliary mould 41, the second auxiliary mould 42, moulding inflatable body, mold insert placement mechanism.
In the present embodiment, the utility model blow molding apparatus only is provided with an extrusion mechanism 1, and described die head device 2 is in order to make monolithic slab 9; As shown in Figure 5, monolithic slab 9 vertical dischargings.Mould comprises that first clamping 31, second clamping, 32, the first clampings 31, second clamping 32 of upper and lower settings are arranged at the same side of described monolithic slab 9 when monolithic slab 9 is drawn.As shown in Figure 1; in the present embodiment; the structure of described first clamping 31, second clamping 32 identical (its structure also can be incomplete same certainly), each parts of first clamping 31 and the corresponding component of second clamping 32 are in together on the plane.First clamping 31 comprises that first template 311, first mould, 312, the second clampings 32 comprise second template 321, second mould 322.The first auxiliary mould 41, the second auxiliary mould 42 are arranged at the opposite side of described monolithic slab 9, and be relative with first clamping 31, second clamping 32 respectively; The described first auxiliary mould 41 cooperates with first clamping 31, and the second auxiliary mould 42 cooperates with second clamping 32.
In sum, the sheet sheet metal forming equipment that the utility model proposes and the die head device of this equipment can make the products such as automotive oil tank that inside is embedded with mold insert, and device structure is comparatively simple, and be easy to process, efficient is high, and product hermeticity is good.Simultaneously, but the discharging thickness of the die head device trimmer plate base that the utility model proposes in process from top to bottom, thus make material base discharging thickness even.Cam roller has enough rigidity, can accurately control discharging thickness; The connection mode blocking design of cam roller two ends, interchangeability is good, and it is convenient to change roller; Simultaneously, the cam roller surface is provided with the different Cai Liao of compound Te Tu layer, has higher surface smoothness and the characteristic of sizing not.In addition, die head device has specific mould effect, and the product that blowing or plastic uptake are made has specific shape.
Here description of the present utility model and application is illustrative, is not to want with scope restriction of the present utility model in the above-described embodiments.Here the distortion of disclosed embodiment and change is possible, and the various parts of the replacement of embodiment and equivalence are known for those those of ordinary skill in the art.Those skilled in the art are noted that under the situation that does not break away from spirit of the present utility model or substantive characteristics, and the utility model can be with other form, structure, layout, ratio, and realize with other assembly, material and parts.Under the situation that does not break away from the utility model scope and spirit, can carry out other distortion and change to disclosed embodiment here.