阅读说明：本技术 一种成型率高的四腔模具 (Four-cavity die with high forming rate ) 是由 陈诗扬 马巧云 陈章勇 于 2021-09-10 设计创作，主要内容包括：本发明公开了一种成型率高的四腔模具,包括上模和设置于上模下方的下模,所述下模的顶部设置有模腔,所述模腔的顶壁开设有四个工作腔,所述上模的底壁设置有型腔,所述型腔与工作腔相匹配。具体涉及四腔模具技术领域。该成型率高的四腔模具,由于设置有探伤组件,在模具生产的过程中,通过丝杠与丝杠筒的传动作用,可利用探伤仪的超声波探伤原理针对四个工作腔进行探伤工作,通过反馈的脉冲波形甄别工作腔内部模具的不良情况,从而判别该批次生产模具的质量情况,为模具的返修、返工或报废等处理措施提供判断依据,同时,若该批次模具不良情况较严重,通过超声波脉冲检测也可为该批次模具是否继续生产提供判断依据。(The invention discloses a four-cavity die with high molding rate, which comprises an upper die and a lower die arranged below the upper die, wherein a die cavity is arranged at the top of the lower die, four working cavities are arranged on the top wall of the die cavity, and a die cavity is arranged on the bottom wall of the upper die and is matched with the working cavities. In particular to the technical field of four-cavity molds. This four-cavity die that shaping rate is high, owing to be provided with the subassembly of detecting a flaw, at the in-process of mould production, through the transmission of lead screw and lead screw section of thick bamboo, the ultrasonic flaw detection principle of usable flaw detector is detected a flaw to four working chambers, examine the unfavorable condition of the inside mould of working chamber through the pulse waveform of feedback, thereby judge the quality condition of this batch production mould, for the processing measures such as reprocessing, rework or scrapping of mould provide the judgement basis, simultaneously, if this batch mould bad condition is more serious, also can provide the judgement basis for whether this batch mould continues to produce through ultrasonic pulse detection.)

1. The utility model provides a four chamber moulds that shaping rate is high, includes mould (1) and sets up lower mould (2) of going up mould (1) below, its characterized in that: the top of the lower die (2) is provided with a die cavity (3), the top wall of the die cavity (3) is provided with four working cavities (31), the bottom wall of the upper die (1) is provided with a die cavity (6), and the die cavity (6) is matched with the working cavities (31);

spout (32) have been seted up to the inside of die cavity (3), cross slot (21) have been seted up to the roof of lower mould (2), motor (41) are installed to the lateral wall of lower mould (2), the output of motor (41) all rotates with second lead screw (42), third lead screw (43) and fourth lead screw (44) of cross slot (21) inside setting and is connected, the outer periphery wall of second lead screw (42), third lead screw (43) and fourth lead screw (44) all is equipped with a lead screw section of thick bamboo (45), the top of lead screw section of thick bamboo (45) is provided with the subassembly of detecting a flaw (5), detect a flaw subassembly (5) include with lead screw section of thick bamboo (45) roof welded pole setting (51), the one end that lead screw section of thick bamboo (45) was kept away from in pole setting (51) extends into the inside of spout (32) and is connected with flaw detector (52).

2. The four-cavity mold with high molding rate according to claim 1, wherein: lead screw groove (24) have been seted up to the top of lower mould (2), lead screw groove (24) are rotated through bearing (33) and are connected with first lead screw (34), logical groove (13) have been seted up to the diapire of going up mould (1), sleeve (14) are installed to the inner wall that leads to groove (13), first lead screw (34) pass sleeve (14) and extend to the top of going up mould (1).

3. The four-cavity mold with high molding rate according to claim 2, wherein: the inside of spout (32) is provided with carriage assembly (7), carriage assembly (7) are including welding cross (72) and setting up in slide rail (71) of cross (72) diapire at spout (32) inner wall, subassembly (5) of detecting a flaw still including setting up in slider (54) of flaw detector (52) top, rail groove (56) have been seted up to the roof of slider (54), rail groove (56) and slide rail (71) swing joint.

4. A four-cavity mold with high molding rate according to claim 3, wherein: second indent (23) have been seted up to the roof of lower mould (2), the inside of second indent (23) is provided with resistance to compression subassembly (8), resistance to compression subassembly (8) are located spring (82) of resistance to compression pole (81) outer wall and are connected used connecting rod (83) of resistance to compression pole (81) including resistance to compression pole (81), cover, the diapire welding of going up mould (1) has flange (11), second indent (23) have been seted up to the diapire of flange (11), resistance to compression subassembly (8) all with first indent (12) and second indent (23) phase-match.

5. The four-cavity mold with high molding rate according to claim 4, wherein: a frame plate (22) is arranged inside the cross groove (21), and the second lead screw (42) is arranged above the frame plate (22).

6. The four-cavity mold with high molding rate according to claim 5, wherein: circular slot (55) have been seted up to the diapire of slider (54), the one end welding that pole (51) is kept away from in flaw detector (52) has round platform (53), round platform (53) and circular slot (55) rotate and are connected.

7. The four-cavity mold with high molding rate according to claim 6, wherein: the sliding rails (71) are distributed below the cross (72) in an array mode, and one ends, opposite to the sliding rails (71), of the sliding rails are not connected in a closed mode.

8. The four-cavity mold with high molding rate according to claim 7, wherein: and the third lead screw (43) and the fourth lead screw (44) are both arranged below the frame plate (22).

9. The four-cavity mold with high molding rate according to claim 8, wherein: the outer side of the motor (41) is sleeved with a motor cover (4).

10. The four-cavity mold with high molding rate according to claim 9, wherein: the first pressing groove (12) and the second pressing groove (23) are both of dumbbell-shaped structures.

Technical Field

The invention belongs to the technical field of four-cavity molds, and particularly relates to a four-cavity mold with high molding rate.

Background

The mold refers to various molds 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, and is common tools and industrial products in industrial production.

The factors influencing the forming rate of the four-cavity mold in the manufacturing process mainly include the positioning precision between the upper mold and the lower mold, the vibration amplitude of the mold during mold closing and gas residues, wherein the gas residues can cause air holes or bulges in the formed mold, and the gas residues are an index difficult to regulate and control in the mold production process.

Disclosure of Invention

The invention aims to provide a four-cavity die with high molding rate, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a four-cavity die with high molding rate comprises an upper die and a lower die arranged below the upper die, wherein a die cavity is arranged at the top of the lower die, four working cavities are arranged on the top wall of the die cavity, a die cavity is arranged on the bottom wall of the upper die and is matched with the working cavities,

the spout has been seted up to the inside of die cavity, the cross recess has been seted up to the roof of lower mould, the motor is installed to the lateral wall of lower mould, the output of motor all rotates with the inside second lead screw, the third lead screw and the fourth lead screw that set up of cross recess to be connected, the outer periphery wall of second lead screw, third lead screw and fourth lead screw all is equipped with a lead screw section of thick bamboo, the top of a lead screw section of thick bamboo is provided with the subassembly of detecting a flaw, the subassembly of detecting a flaw include with lead screw section of thick bamboo roof welded pole setting, the pole setting is kept away from the one end of a lead screw section of thick bamboo and is extended into the inside of spout and be connected with the appearance of detecting a flaw.

Preferably, a lead screw groove is seted up to the top of lower mould, the lead screw groove is rotated through the bearing and is connected with first lead screw, logical groove has been seted up to the diapire of last mould, the sleeve is installed to the inner wall that leads to the groove, first lead screw passes the sleeve and extends to the top of last mould.

Preferably, the inside of spout is provided with the carriage subassembly, the carriage subassembly is including welding in the cross of spout inner wall and setting up in the slide rail of cross diapire, the subassembly of detecting a flaw still is including setting up in the slider of appearance top of detecting a flaw, the rail groove has been seted up to the roof of slider, rail groove and slide rail swing joint.

Preferably, the second indent has been seted up to the roof of lower mould, the inside in second indent is provided with the resistance to compression subassembly, the resistance to compression subassembly includes that resistance to compression pole, cover locate the spring of resistance to compression pole outer wall and connect the used connecting rod of resistance to compression pole, the diapire welding of last mould has the flange, the second indent has been seted up to the diapire of flange, the resistance to compression subassembly all with first indent and second indent phase-match.

Preferably, a frame plate is arranged inside the cross groove, and the second lead screw is arranged above the frame plate.

Preferably, the circular groove has been seted up to the diapire of slider, the one end welding that the pole setting was kept away from to the flaw detector has the round platform, the round platform rotates with the circular groove to be connected.

Preferably, the slide rail array is distributed below the cross, and one end of each slide rail opposite to the other end of each slide rail is not hermetically connected.

Preferably, the third screw rod and the fourth screw rod are both arranged below the frame plate.

Preferably, the motor cover is sleeved on the outer side of the motor.

Preferably, the first pressing groove and the second pressing groove are both of dumbbell-shaped structures.

Compared with the prior art, the invention has the following beneficial effects:

(1) the four-cavity die with high forming rate is provided with a flaw detection assembly, and in the process of die production, through the transmission action of a screw rod and a screw rod cylinder, the ultrasonic flaw detection principle of the flaw detector can be used for carrying out flaw detection work on four working cavities, the adverse conditions of the die inside the working cavity can be discriminated through the fed-back pulse waveform, so that the quality condition of the die for batch production can be discriminated, the judgment basis is provided for the processing measures such as repair, rework and scrapping of the die, meanwhile, if the adverse conditions of the die for batch are more serious, the judgment basis can also be provided for whether the die for batch production is continued through ultrasonic pulse detection, so that the defective rate of products is reduced, and the cost is saved.

(2) This four chamber moulds that shaping rate is high owing to be provided with first lead screw and sleeve, and four first lead screws all set up in the eccentric department of lower mould, and the ball screw nut pair that forms through first lead screw and sleeve has promoted the compound die or the branch mould precision of last mould and lower mould to avoid the mould to lead to the problem that the mould warp because of last mould and lower mould position deviation when compound die or branch mould.

(3) This four chamber moulds that shaping rate is high owing to be provided with the resistance to compression subassembly, and the height that resists compression subassembly is higher than the second indent, when going up mould and lower mould compound die, the resistance to compression subassembly of outstanding second indent part will insert first indent inside, and the outside cover of resistance to compression pole is equipped with the spring, so the resistance to compression subassembly can avoid going up mould and lower mould compound die when leading to the device vibrations because of the striking, then change the problem of mould shape.

Drawings

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

FIG. 2 is a top view of a mold cavity of the present invention;

FIG. 3 is a bottom view of the upper die of the present invention;

FIG. 4 is a schematic structural diagram of a second lead screw, a third lead screw and a fourth lead screw according to the present invention;

FIG. 5 is a top view of the lower die of the present invention;

FIG. 6 is a schematic structural view of a fault detection assembly of the present invention;

FIG. 7 is a schematic structural view of the compression resistant assembly of the present invention;

FIG. 8 is a schematic view of the construction of the carriage assembly of the present invention;

in the figure: 1. an upper die; 11. a convex plate; 12. a first indent; 13. a through groove; 14. a sleeve; 2. a lower die; 21. a cross groove; 22. a frame plate; 23. a second press groove; 24. a lead screw groove; 3. a mold cavity; 31. a working chamber; 32. a chute; 33. a bearing; 34. a first lead screw; 4. a motor cover; 41. a motor; 42. a second lead screw; 43. a third lead screw; 44. a fourth lead screw; 45. a screw cylinder; 5. a flaw detection assembly; 51. erecting a rod; 52. a flaw detector; 53. a circular truncated cone; 54. a slider; 55. a circular groove; 56. a rail groove; 6. a cavity; 7. a carriage assembly; 71. a slide rail; 72. a cross; 8. a compression resistant assembly; 81. a compression resistant lever; 82. a spring; 83. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides the following technical solutions: a four-cavity die with high forming rate comprises an upper die 1 and a lower die 2 arranged below the upper die 1, wherein a die cavity 3 is arranged at the top of the lower die 2, four working cavities 31 are formed in the top wall of the die cavity 3, a die cavity 6 is formed in the bottom wall of the upper die 1, the die cavity 6 is matched with the working cavities 31, a sliding chute 32 is formed in the die cavity 3, a cross groove 21 is formed in the top wall of the lower die 2, a motor 41 is installed on the side wall of the lower die 2, the output end of the motor 41 is rotatably connected with a second lead screw 42, a third lead screw 43 and a fourth lead screw 44 which are arranged in the cross groove 21, the outer circumferential walls of the second lead screw 42, the third lead screw 43 and the fourth lead screw 44 are sleeved with lead screw barrels 45, flaw detection assemblies 5 are arranged above the lead screw barrels 45, each flaw detection assembly 5 comprises a vertical rod 51 welded with the top wall of each lead screw barrel 45, one ends, far away from the lead screw barrels 45, extend into the inner parts of the sliding chutes 32 and are connected with flaw detectors 52, a lead screw groove 24 is formed above the lower die 2, the lead screw groove 24 is rotatably connected with a first lead screw 34 through a bearing 33, a through groove 13 is formed in the bottom wall of the upper die 1, a sleeve 14 is installed on the inner wall of the through groove 13, the first lead screw 34 penetrates through the sleeve 14 and extends to the upper side of the upper die 1, a slide frame assembly 7 is arranged inside the slide groove 32, the slide frame assembly 7 comprises a cross 72 welded on the inner wall of the slide groove 32 and a slide rail 71 arranged on the bottom wall of the cross 72, the flaw detection assembly 5 further comprises a slide block 54 arranged above the flaw detector 52, a rail groove 56 is formed in the top wall of the slide block 54, the rail groove 56 is movably connected with the slide rail 71, a second indent 23 is formed in the top wall of the lower die 2, a compression resisting assembly 8 is arranged inside the second indent 23, the compression resisting assembly 8 comprises a compression resisting rod 81, a spring 82 sleeved on the outer wall of the compression resisting rod 81 and a connecting rod 83 for connecting the compression resisting rod 81, and a convex plate 11 is welded on the bottom wall of the upper die 1, the bottom wall of the convex plate 11 is provided with a second indent 23, the compression-resistant components 8 are matched with the first indent 12 and the second indent 23, the frame plate 22 is arranged in the cross groove 21, the second lead screw 42 is arranged above the frame plate 22, the bottom wall of the sliding block 54 is provided with a circular groove 55, one end of the flaw detector 52 far away from the upright rod 51 is welded with a circular table 53, the circular table 53 is rotatably connected with the circular groove 55, the sliding rails 71 are distributed below the cross frame 72 in an array manner, the opposite ends of the sliding rails 71 are not hermetically connected, the third lead screw 43 and the fourth lead screw 44 are both arranged below the frame plate 22, the outer side of the motor 41 is sleeved with a motor cover 4, the first indent 12 and the second indent 23 are both provided with dumbbell-shaped structures, due to the arrangement of the flaw detection components 5, in the production process of the die, the ultrasonic flaw detector 52 can work against the four working chambers 31 by the transmission effect of the lead screw and the lead screw barrel 45, the bad conditions of the molds in the working cavity 31 are discriminated through the fed back pulse waveforms, so that the quality conditions of the molds produced in the batch are discriminated, judgment basis is provided for processing measures such as repair, rework or scrapping of the molds, meanwhile, if the bad conditions of the molds in the batch are serious, judgment basis can also be provided for whether the molds in the batch continue to be produced through ultrasonic pulse detection, the reject ratio of products is reduced, and the cost is saved.

When the device works, firstly, a die raw material is placed in the working cavity 31, then the upper die 1 is pressed towards one side close to the lower die 2 manually or by using an external machine, in the pressing process, due to the arrangement of the compression-resistant component 8, the convex plate 11 contacts the lower die 2 before the upper die 1, then the compression-resistant component 8 higher than the lower die 2 is inserted into the first pressure groove 12, and in the inserting process, the spring 82 relieves the impact force of the pressing of the upper die 1, so that the problems that the device shakes and the shape of the die raw material in the working cavity 31 is influenced due to the movement of the upper die 1 are solved;

after the upper die 1 and the lower die 2 are closed, each motor 41 is driven to drive the second lead screw 42, the third lead screw 43 and the fourth lead screw 44 to move respectively, the flaw detector 52 moves in the chute 32 through the conduction action of the lead screws and the lead screw cylinder 45, the bad conditions of the dies in the working cavity 31 can be detected, and the processing measures of the batch of dies can be judged through the bad conditions.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.