阅读说明：本技术 一种汽车曲轴锻造复合模 (Automobile crankshaft forging compound die ) 是由 艾凤英 于 2020-08-03 设计创作，主要内容包括：本发明公开了一种汽车曲轴锻造复合模,其结构包括调节装置、固定轴、连接扣件、卡杆、上模具、注塑腔、下模具,本发明改进后进行使用时,安装夹块将对上模具和下模具进行夹固,通过阻隔摩板增大上模具和下模具之间的摩擦力,使得上模具和下模具在注塑模具是不会出现移动,工作人员调整收卷转轮,将两个卡套向内牵拉,保证上模具和下模具可以稳固的叠合在一起；工作人员对上模具和下模具进行按压,弹杆受到压力会出现回弹,使得上模具和下模具会出现振动,通过撑杆和垫板对震动导板的振动幅度进行控制,防止锻造液出现溢出现象,摆动轮通过拉绳牵拉带动振动腔进行摆动,可以将锻造液均匀的分布在注塑腔内部,提高锻造生产后的工件品质。(The invention discloses an automobile crankshaft forging compound die, which structurally comprises an adjusting device, a fixed shaft, a connecting fastener, a clamping rod, an upper die, an injection molding cavity and a lower die, wherein when the automobile crankshaft forging compound die is used after improvement, an installation clamping block clamps the upper die and the lower die, and the friction force between the upper die and the lower die is increased through a separation friction plate, so that the upper die and the lower die cannot move in the injection molding die, a worker adjusts a rolling rotating wheel, draws two clamping sleeves inwards, and ensures that the upper die and the lower die can be stably overlapped; the staff presses last mould and bed die, and the bullet pole receives pressure and can appear kick-backing for go up mould and bed die and can appear vibrating, control the vibration range of vibrations baffle through vaulting pole and backing plate, prevent that forging liquid from appearing spilling over the phenomenon, the oscillating wheel drives the vibration chamber through the stay cord tractive and swings, can be with the even distribution of forging liquid in the intracavity portion of moulding plastics, improves the work piece quality after the forging production.)

1. The utility model provides an automobile crankshaft forges compound die, its structure includes adjusting device (1), fixed axle (2), connects fastener (3), kelly (4), goes up mould (5), mould cavity (6), bed die (7), its characterized in that of moulding plastics:

the adjusting device (1) is arranged at the bottom of the injection molding cavity (6), the fixed shaft (2) is nested in the injection molding cavity (6), and the connecting fastener (3) is connected with the clamping rod (4) through an upper die (5) and a lower die (7);

adjusting device (1) is including connecting rod (11), base (12), limiting plate (13), tractive subassembly (14), vibration groove (15), connecting rod (11) run through at base (12), tractive subassembly (14) are installed between limiting plate (13), vibration groove (15) are inlayed and are fixed on base (12).

2. The automobile crankshaft forging compound die as claimed in claim 1, wherein: the pulling assembly (14) comprises a connecting cavity (141), a tensioning plate (142), a locking piece (143) and a frame body (144), wherein the tensioning plate (142) penetrates through the frame body (144) to be attached to the connecting cavity (141), and the locking piece (143) is attached to the connecting cavity (141).

3. The automobile crankshaft forging compound die as claimed in claim 2, wherein: the tensioning plate (142) comprises a triangular fixed plate (421), a connecting rod (422), a traction pulling piece (423) and a guide seat (424), the triangular fixed plate (421) is installed on the connecting rod (422), and the traction pulling piece (423) is embedded on the guide seat (424).

4. The automobile crankshaft forging compound die as claimed in claim 3, wherein: the traction pulling piece (423) comprises a clamping groove (231), a winding rotating wheel (232), an elastic pulling rope (233) and a clamping sleeve (234), wherein the winding rotating wheel (232) is installed on the clamping groove (231), and the clamping sleeve (234) and the winding rotating wheel (232) are connected into a whole through the elastic pulling rope (233).

5. The automobile crankshaft forging compound die as claimed in claim 4, wherein: the clamping sleeve (234) comprises mounting clamping blocks (341), a pull belt (342) and a pulling shrinkage rod (343), the mounting clamping blocks (341) are distributed on two sides of the pull belt (342), and the pulling shrinkage rod (343) is tightly attached to the clamping sleeve (234).

6. The automobile crankshaft forging compound die as claimed in claim 5, wherein: the pulling contraction rod (343) comprises a blocking friction plate (431) and a connecting piece (432), and the blocking friction plate (431) is arranged on the connecting piece (432).

7. The automobile crankshaft forging compound die as claimed in claim 1, wherein: the vibration groove (15) comprises a swinging wheel (151), a pull rope (152), a movable rotating wheel (153), a sliding rod (154), a vibration cavity (155) and a shell (156), the swinging wheel (151) is connected with the shell (156) through the pull rope (152), and the sliding rod (154) is communicated with the vibration cavity (155) through the movable rotating wheel (153).

8. The automobile crankshaft forging compound die as claimed in claim 7, wherein: the vibration cavity (155) comprises a backing plate (551), a stay bar (552), a vibration guide plate (553) and a shell (554), wherein the stay bar (552) is arranged on the vibration guide plate (553), and the shell (554) is overlapped with the backing plate (551).

9. The automobile crankshaft forging compound die as claimed in claim 8, wherein: the vibration guide plate (553) comprises a positioning rod (531), a rebound piece (532) and an elastic rod (533), the elastic rod (533) is arranged on the positioning rod (531), and the rebound piece (532) is vertically inserted in the elastic rod (533).

10. The automobile crankshaft forging compound die as claimed in claim 9, wherein: the rebound piece (532) comprises a protective buffering pad (321) and a reset piece (322), wherein the reset piece (322) is buckled on two sides of the protective buffering pad (321).

Technical Field

The invention relates to the field of dies, in particular to an automobile crankshaft forging compound die.

Background

The automobile is driven by an engine, and a crankshaft is a key part for converting the linear motion of a piston in the engine into circular motion, so that the crankshaft has enough strength and rigidity, the surface of a shaft neck needs to be wear-resistant, work is uniform, and balance is good. In injection molding of crankshafts, improvements are needed:

when carrying out injection molding to automobile crankshaft, all carry out extrusion to the mould with last mould and lower mould, the forging liquid is when moulding plastics to the mould groove, most forging liquid can be piled up on the intermediate position more, lead to the forging liquid to distribute unevenly in mould inslot portion, the mould wall thickness after causing to mould plastics has the deviation, make the outer chamfer of product fill not full, thereby influence the work piece quality of forging production, and go up mould and lower mould when moulding plastics to the bent axle, can appear sliding because the transport of forging liquid, go up mould and lower mould and can take place segregation phenomenon at the in-process of processing, lead to the mould after the processing can appear folding, defects such as crackle, make mould eccentric scrap, improve the processing cost of bent axle, reduce the machining efficiency of bent axle.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide an automobile crankshaft forging compound die, the method solves the problems that when the automobile crankshaft is subjected to injection molding, an upper die and a lower die are used for carrying out extrusion molding on the die, most of forging liquid is accumulated on the middle position when the forging liquid is injected into a die groove, so that the forging liquid is unevenly distributed in the die groove, the wall thickness of the die after injection molding is deviated, and the outer chamfer of a product is not fully filled, thereby affecting the quality of the forged workpieces, and when the upper die and the lower die are used for injection molding of the crankshaft, the upper die and the lower die can slide due to the delivery of the forging liquid, and the segregation phenomenon can occur in the processing process of the upper die and the lower die, so that the defects of folding, cracking and the like can occur in the processed die, the mould is eccentrically scrapped, the processing cost of the crankshaft is improved, and the processing efficiency of the crankshaft is reduced.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an automobile crankshaft forges compound die, its structure includes adjusting device, fixed axle, connects fastener, kelly, upper die, the chamber of moulding plastics, bed die, adjusting device establishes in the chamber bottom of moulding plastics, the chamber of moulding plastics all is equipped with in upper die and the bed die, mould plastics chamber gomphosis on upper die and bed die, mould plastics chamber one end and be equipped with the fixed axle, the fixed axle nestification is inside moulding plastics the chamber, upper die and bed die closely laminate through connecting the fastener, upper die and bed die become the symmetry axis structure, upper die and bed die pass through kelly looks lock, the parallel interpolation of kelly inlays on upper die and bed die one side, the kelly is established on the same straight line with connecting the fastener, connecting the fastener passes through upper die and bed die and links to each other with the kelly.

As a further improvement of the invention, the adjusting device comprises a connecting rod, a base, limiting plates, a traction assembly and a vibration groove, wherein the connecting rod penetrates through and is inserted and embedded at two sides of the base, the top of the connecting rod is buckled with the bottom of the traction assembly, the traction assembly is arranged between the two limiting plates, the limiting plates and the traction assembly are connected into a whole through the connecting rod, the vibration groove is arranged at the middle position of the traction assembly, two sides of the vibration groove are tightly buckled on the traction assembly, and the vibration groove is vertically embedded and fixed at the middle position of the base.

The pulling assembly comprises a connecting cavity, two tensioning plates, two locking pieces and a frame body, wherein the connecting cavity is arranged in the middle of the frame body, the two tensioning plates are arranged on two sides of the frame body, the two tensioning plates penetrate through the frame body and are attached to the connecting cavity, the locking pieces are arranged on two sides of each tensioning plate, the locking pieces are vertically attached to the connecting cavity, and the locking pieces and the tensioning plates are connected into a whole through the connecting cavity.

The tension plate comprises a triangular fixed plate, a connecting rod, a traction pulling piece and a guide seat, wherein the triangular fixed plate is arranged in the guide seat, the triangular fixed plate is arranged at one end of the connecting rod, the top of the connecting rod is buckled with the bottom of the traction pulling piece, the traction pulling piece penetrates through and is embedded on the guide seat, and the traction pulling piece is connected with the triangular fixed plate through the guide seat.

As a further improvement of the invention, the traction pulling member comprises a clamping groove, a rolling rotating wheel, an elastic pull rope and a clamping sleeve, wherein the rolling rotating wheel is arranged in the clamping groove, the rolling rotating wheel is connected with the clamping groove in a movable clamping manner, the rolling rotating wheel is connected with the elastic pull rope, one end of the elastic pull rope is tightly attached to the rolling rotating wheel, the other end of the elastic pull rope is buckled with the clamping sleeve, and the clamping sleeve and the rolling rotating wheel are connected into a whole through the elastic pull rope.

As a further improvement of the invention, the cutting sleeve comprises six mounting clamping blocks, a pull belt and a pull contraction rod, wherein the six mounting clamping blocks are equidistantly distributed on two sides of the pull belt, the pull belt penetrates through the pull contraction rod, the pull contraction rod is tightly attached to the middle position inside the cutting sleeve, and the pull contraction rod is connected to the mounting clamping blocks through the pull belt.

As a further improvement of the invention, the pulling contraction rod comprises a blocking friction plate and a connecting piece, wherein the blocking friction plate is arranged in the middle of the connecting piece, and the blocking friction plate is embedded in the middle of the connecting piece.

As a further improvement of the invention, the vibration tank comprises a swinging wheel, a pull rope, a movable rotating wheel, a sliding rod, a vibration cavity and a shell, wherein the swinging wheel is arranged at the bottom of the shell, the swinging wheel is connected with the shell through the pull rope, one end of the pull rope is tightly attached to the bottom of the shell, the vibration cavity is arranged in the shell and is arranged at the bottom of the movable rotating wheel, the sliding rod is vertically inserted in the middle of the movable rotating wheel, the sliding rod is communicated with the vibration cavity through the movable rotating wheel, the movable rotating wheel is buckled at the top of the shell in a penetrating way, and the movable rotating wheel and the swinging wheel are respectively arranged at two sides of.

As a further improvement of the invention, the vibration cavity comprises a base plate, support rods, a vibration guide plate and a shell, wherein the top of the base plate is provided with two support rods, the two support rods are arranged at the bottom of the vibration guide plate, the vibration guide plate is inserted into the shell in parallel, the bottom of the shell is overlapped with the base plate, and the base plate is connected with the vibration guide plate into a whole through the support rods.

As a further improvement of the invention, the vibration guide plate comprises a positioning rod, elastic members and elastic rods, wherein the positioning rod is provided with the elastic rods, the elastic rods are totally provided with eight elastic rods, the eight elastic rods are respectively arranged at two sides of the positioning rod, the elastic rods are embedded on the positioning rod at equal intervals, the elastic members are arranged at the tops of the elastic rods, and the elastic members are vertically inserted at the tops of the elastic rods.

As a further improvement of the invention, the rebound piece comprises a protective buffering cushion and a resetting piece, the protective buffering cushion is arranged at the top of the resetting piece, and the resetting piece is buckled at two sides of the protective buffering cushion.

Advantageous effects of the invention

The invention relates to an automobile crankshaft forging compound die, which has the following beneficial effects:

the installation clamp splice will carry out the clamping to last mould and bed die, rubs the frictional force between the board increase upper mold and the bed die through the separation for upper mold and bed die can not appear moving at injection mold, and staff adjusts the rolling runner, with the inside tractive of two cutting ferrule, and the folding that mould and bed die can stabilize is in the same place in the assurance, and the improvement is gone up mould and bed die and can be carried out accurate moulding plastics to the mould.

The staff presses last mould and bed die, and the bullet pole receives pressure and can appear kick-backing, makes last mould and bed die vibration can appear, controls the vibration amplitude of vibrations baffle through vaulting pole and backing plate, prevents that forging liquid from appearing spilling over the phenomenon, and the swinging wheel drives the vibration chamber through the stay cord tractive and swings, can be with the even distribution of forging liquid in the intracavity portion of moulding plastics, guarantees that the outer chamfer of product is filled fully, improves the work piece quality after forging the production.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of an automotive crankshaft forging compound die according to the present invention;

fig. 2 is a schematic cross-sectional structure of the adjusting device of the present invention.

Fig. 3 is a schematic plan view of the pulling assembly of the present invention.

Fig. 4 is a schematic view showing the internal structure of the tension plate of the present invention.

Fig. 5 is a schematic view of the internal structure of the pulling element of the present invention.

Fig. 6 is a schematic cross-sectional structure of the sleeve of the present invention.

Fig. 7 is a schematic view of the internal structure of the pull rod of the present invention.

Fig. 8 is a schematic sectional view of the vibration tank according to the present invention.

Fig. 9 is a schematic view of the internal structure of the vibration chamber of the present invention.

FIG. 10 is a schematic view showing an internal structure of the vibration guide plate according to the present invention.

Fig. 11 is an enlarged schematic view of a in fig. 10.

In the figure: adjusting device-1, fixed shaft-2, connecting fastener-3, clamping rod-4, upper die-5, injection molding cavity-6, lower die-7, connecting rod-11, base-12, limiting plate-13, traction component-14, vibration groove-15, connecting cavity-141, tensioning plate-142, locking component-143, frame-144, triangular fixing plate-421, connecting rod-422, traction pulling component-423, guide seat-424, clamping groove-231, winding wheel-232, elastic pull rope-233, clamping sleeve-234, mounting clamping block-341, pull belt-342, pulling contraction rod-343, separation friction plate-431, connecting component-432, swinging wheel-151, pull rope-152, movable rotating wheel-153, sliding rod-154, elastic pull rope-341, mounting clamping block-341, pull belt-342, pull contraction rod-343, separation friction plate, Vibration cavity-155, shell-156, backing plate-551, stay bar-552, vibration guide plate-553, shell-554, positioning bar-531, rebound piece-532, elastic bar-533, protective cushion-321 and reset piece-322.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.