CN112809998A

CN112809998A - Die inclined ejection device

Info

Publication number: CN112809998A
Application number: CN202011520340.9A
Authority: CN
Inventors: 于洋; 吴波
Original assignee: Chuzhou Dongsheng Machinery Technology Co ltd
Current assignee: Chuzhou Dongsheng Machinery Technology Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-05-18

Abstract

The invention discloses a die inclined ejection device which comprises a base, wherein supporting plates are fixed on the tops of two sides of the base, a lower die is fixed on the tops of the two supporting plates together, the die inclined ejection device also comprises an inclined ejection mechanism and a transmission mechanism enabling the inclined ejection mechanism to move up and down, the inclined ejection mechanism comprises an inclined groove, the inclined groove is formed in the lower die, an installation block is fixed on the inner wall of the inclined groove close to the top, a through hole is formed in the installation block, an inclined ejection rod is slidably installed on the inner wall of the through hole, and a blocking disc is fixed on the outer wall of the inclined ejection rod close to the bottom end. According to the invention, by arranging the inclined ejector mechanism, the transmission mechanism and the driving mechanism, the driving mechanism drives the slide rod to continuously move left and right to push the ejector block into the second hollow pipe from the first hollow pipe, so that the effect of ejecting the inclined ejector rod upwards is achieved, the ejector block is prevented from being pushed into the first hollow pipe from the second hollow pipe when the slide rod continuously moves left and right, the effect of resetting the inclined ejector rod is achieved, and the ejection efficiency of the inclined ejector rod is further improved.

Description

Die inclined ejection device

Technical Field

The invention relates to the technical field of dies, in particular to a die inclined ejection device.

Background

The die lifter is also called a lifter and a lifter, is a structure for demoulding by lifting out in a slanting way, is a mechanism for forming barbs in products in the die design, and is suitable for simpler barb conditions.

The existing inclined ejection device generally comprises an inclined ejection plate, and then the inclined ejection is directly carried out for demoulding, but the mode has the following defects: the inclined ejection is performed in one step directly through the inclined ejection plate, so that when the plastic part is difficult to take off, the plastic part can be damaged when being obliquely ejected due to the fact that the ejection is too fast or too slow, the working time is wasted, and resources are wasted.

Disclosure of Invention

The invention aims to provide a die inclined ejection device which has the advantage that an ejection block is gradually and continuously ejected upwards to push the die inclined ejection device out, and the ejection block can slightly shake an inclined ejection rod when ejecting upwards each time, so that a plastic part is easy to fall off, the working efficiency is improved, and the problems in the background art are solved.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a mould pushes up device to one side, includes the base, the top of base both sides all is fixed with the backup pad, two the top of backup pad is fixed with the lower mould jointly, still includes to one side pushes up the mechanism and makes the drive mechanism that pushes up the mechanism to one side and reciprocate.

The oblique top structure includes the chute, the inside at the lower mould is seted up to the chute, the inner wall that the chute is close to the top is fixed with the installation piece, seted up the through-hole on the installation piece, and the inner wall slidable mounting of through-hole has oblique ejector pin, the outer wall that oblique ejector pin is close to the bottom is fixed with the fender dish, the surface cover of oblique ejector pin is equipped with first spring between fender dish and the installation piece.

The transmission mechanism comprises a second hollow pipe, the second hollow pipe is fixed at the top of the base below the chute, a first hollow pipe is fixed on the outer wall of one side of the top of the second hollow pipe, the second hollow pipe is communicated with the joint of the first hollow pipe, a second sliding plate is slidably mounted on the inner wall of the second hollow pipe, a second spring is connected between the bottom of the second sliding plate and the inner wall of the second hollow pipe, a top block is mounted on the inner wall of the second hollow pipe above the second sliding plate, a first sliding plate is slidably mounted on the inner wall of the first hollow pipe, a vertical rod is fixed on the top of the first sliding plate, a transverse plate is fixed at one end of the vertical rod, which penetrates out of the top of the first hollow pipe, a first sliding block is slidably mounted on the top of the transverse plate, one end of the inclined ejector rod, which penetrates out of the bottom of the lower die, is hinged on the top of the first sliding block, a side wall of the second hollow pipe, which is far away from the top of the first hollow pipe, the inner wall slidable mounting of sliding sleeve has the slide bar, the top of base is provided with the actuating mechanism who makes the slide bar horizontal slip.

Preferably, the driving mechanism comprises two vertical plates, the two vertical plates are respectively fixed at the top parts of the base close to the two sides, the outer wall of the vertical plate close to the sliding sleeve is rotatably provided with a rotary table through a rotating shaft, the outer wall of the rotary table far away from the axis is hinged with a connecting rod, the other end of the connecting rod is hinged at the outer wall of the sliding rod, the outer wall of the vertical plate close to the top part is rotatably provided with a first bevel gear through the rotating shaft, the first bevel gear is connected with the rotary table through a belt, the inner walls of the two supporting plates close to the top part are rotatably provided with spline housings, a spline shaft is slidably arranged between the two spline housings, the outer walls of the two ends of the spline shaft close to the first bevel gear are respectively fixed with a second bevel gear, one of the first bevel gear is, and the top of the motor fixing seat is fixedly provided with a driving motor, and one end of the spline sleeve, which penetrates out of the outer wall of the supporting plate, is fixedly connected with an output shaft of the driving motor through a coupler.

Preferably, the second spout has been seted up to the bottom of lower mould, the inner wall slidable mounting of second spout has the second slider, the outer wall of second slider is fixed with the mounting panel, the integral key shaft runs through the mounting panel, and rotates with the department that runs through of mounting panel and be connected, be connected with the third spring between the outer wall of second slider and the inner wall of second spout, the diaphragm is close to the outer wall of mounting panel and is fixed with the voussoir, the inclined plane of looks adaptation is all seted up to mounting panel and the relative outer wall of voussoir.

Preferably, the lower mould is close to the inside of second spout and has seted up the intercommunication groove, and the intercommunication groove is linked together with second spout and chute respectively, the inner wall in intercommunication groove rotates through the round pin axle and installs the knee, and the surface cover of round pin axle is equipped with the torsional spring that both ends were fixed at intercommunication inslot wall and knee outer wall, the longer one end of knee penetrates in the chute, the through-hole groove has been seted up to the outer wall of the shorter one end of knee, the inner wall slidable mounting in through-hole groove has the stopper, the one end that the through-hole groove was worn out to the stopper penetrates in the second spout, be connected with the fourth spring between the outer wall of stopper and the inner wall in through-hole groove, the spacing groove with stopper looks adaptation is seted up to the outer wall.

Preferably, the outer walls of the two sides of the top block are provided with inclined planes in the same direction.

Preferably, the motor fixing seat is fixed on the outer wall of the supporting plate through a bolt.

Preferably, a first sliding groove is formed in the top of the transverse plate, and the first sliding block is slidably mounted on the inner wall of the first sliding groove.

Preferably, the outer wall of the first sliding plate, which is close to the bottom of the second hollow pipe, is provided with an inclined surface, and the outer wall of the second sliding plate, which is close to the top of the first hollow pipe, is also provided with an inclined surface.

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

firstly, the invention starts the driving motor through the matching among the structures, the output shaft of the driving motor drives the spline sleeve and the spline shaft to rotate and simultaneously drives the two second bevel gears to rotate, the first bevel gear on the left side is driven to rotate by the second bevel gear because the first bevel gear on the left side and the second bevel gear on the left side are engaged, then the first bevel gear on the left side drives the turntable to rotate through the belt, thereby driving the connecting rod to do circular motion, because the sliding sleeve horizontally limits the sliding rod, the sliding rod is driven to slide along the inner wall of the sliding sleeve when the connecting rod rotates, then the sliding rod pushes the top block in the second hollow pipe into the first hollow pipe, and because the matching among the sliding rod on the right side, the connecting rod and the turntable can seal the sliding sleeve on the first hollow pipe, when the top block is pushed into the first hollow pipe from the second hollow pipe, the inclined plane arranged on the ejector block can contact the inclined plane arranged on the first sliding plate, so that the first sliding plate is upwards ejected, the second sliding plate can be ejected upwards continuously under the action of the elastic force of the second spring, so that the ejector block can be pushed into the first hollow pipe by the sliding rod, the vertical rod and the transverse plate at the top can be driven to move upwards together when the first sliding plate moves upwards, when the transverse plate moves upwards, the inclined ejector rod can drive the first sliding block to slide along the inner wall of the first sliding groove due to the limiting effect of the mounting block on the inclined ejector rod, the first sliding block also ejects upwards and obliquely against the inclined ejector rod, the blocking disc can push the first spring to compress, the ejector block in the second hollow pipe is ejected into the first hollow pipe continuously, so that the inclined ejector rod is driven to eject obliquely and intermittently, and due to the quick return characteristic of a crank sliding block mechanism consisting of the connecting rod, the rotary disc and the sliding rod, the ejector block can drive the first sliding plate to vibrate upwards slightly in the process of extruding the first hollow pipe, so that the plastic part is ejected out by the inclined ejector rod once, the mold oblique demolding efficiency is improved, and the oblique ejection effect of the inclined ejector rod is achieved.

Secondly, the invention drives the wedge block to move upwards when the transverse plate moves upwards through the matching linkage between the structures, drives the mounting plate to move rightwards when the inclined surface on the wedge block contacts with the inclined surface on the mounting plate, drives the spline shaft to slide rightwards, at the same time, the first conical gear and the second conical gear on the left side are disengaged, the first conical gear on the right side is engaged with the second conical gear in a contact manner, at the same time, the first conical gear on the right side rotates to drive the turntable on the right side to rotate through the belt, then the top block in the first hollow pipe is pushed towards the second hollow pipe through the connecting rod and the sliding rod on the right side, the top block in the first hollow pipe is continuously pushed back into the second hollow pipe along with the top block in the first hollow pipe, the inclined ejector rod is driven to slide downwards under the elastic force of the first spring, and further the transverse plate and the first sliding plate are driven to slide downwards, thereby achieving the effect of resetting the, meanwhile, the third spring is compressed, when the second sliding block moves to contact with the limiting block, the limiting block is pushed to retract towards the through hole groove, the fourth spring is compressed, when the limiting groove slides to the limiting block, the limiting block is pushed out of the through hole groove under the action of the elastic force of the fourth spring and clamped into the limiting groove, so that the second sliding block is limited and locked, the mounting plate and the spline shaft are limited, at the same time, the first bevel gear and the second bevel gear on the left side are disengaged, the first bevel gear and the second bevel gear on the right side are in contact and engaged, when the oblique ejector rod is reset, the baffle disc is driven to slide downwards, when the baffle disc is in contact and stirs the bent rod, the bent rod rotates along the connection part of the communication groove, the limiting block is extruded back into the through hole groove, then the limiting groove and the second sliding block are unlocked, at the moment, the second sliding block is driven to move leftwards to reset under the action of the elastic force, thereby drive mounting panel and integral key shaft to remove to reset to the left, at this moment the first conical gear and the second conical gear on the left side re-mesh again, the first conical gear and the second conical gear on the right side disengage, reached the effect that resets first conical gear and second conical gear, the effect that resets is carried out the ejector pin to the slope simultaneously.

Drawings

FIG. 1 is a schematic structural view in elevation and section in accordance with the present invention;

FIG. 2 is a schematic structural view of the present invention taken along the line A-A;

FIG. 3 is an enlarged view of the structure of the present invention at B;

FIG. 4 is a partially enlarged structural view of a first hollow pipe and a second hollow pipe according to the present invention;

FIG. 5 is an enlarged view of the top block of the present invention.

In the figure: 1. a base; 2. a support plate; 3. a lower die; 4. a chute; 5. an oblique ejector rod; 6. mounting blocks; 7. a first spring; 8. a catch tray; 9. a drive motor; 10. a motor fixing seat; 11. a spline housing; 12. a spline shaft; 13. a first bevel gear; 14. a second bevel gear; 15. mounting a plate; 16. a wedge block; 17. a first slider; 18. a first chute; 19. a transverse plate; 20. a first empty pipe; 21. a vertical rod; 22. a first slide plate; 23. a sliding sleeve; 24. a slide bar; 25. a second slide plate; 26. a second empty pipe; 27. a second spring; 28. a connecting rod; 29. a turntable; 30. a vertical plate; 31. a second chute; 32. a third spring; 33. a second slider; 34. a limiting groove; 35. a limiting block; 36. a through hole slot; 37. a fourth spring; 38. bending a rod; 39. a communicating groove; 40. and (7) a top block.

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 to 5, the present invention provides a technical solution: the utility model provides a mould pushes up device to one side, includes base 1, the top of base 1 both sides all is fixed with backup pad 2, two the top of backup pad 2 is fixed with lower mould 3 jointly, still includes to one side and pushes up the drive mechanism that the mechanism reciprocated with messenger to one side.

The inclined ejection structure comprises an inclined groove 4, the inclined groove 4 is arranged in a lower die 3, a mounting block 6 is fixed on the inner wall of the inclined groove 4 close to the top, a through hole is formed in the mounting block 6, an inclined ejector rod 5 is slidably mounted on the inner wall of the through hole, a baffle disc 8 is fixed on the outer wall of the inclined ejector rod 5 close to the bottom end, a first spring 7 is sleeved on the outer surface of the inclined ejector rod 5 between the baffle disc 8 and the mounting block 6, when a transverse plate 19 moves upwards, due to the limiting effect of the mounting block 6 on the inclined ejector rod 5, the inclined ejector rod 5 drives a first sliding block 17 to slide along the inner wall of a first sliding groove 18, meanwhile, the first sliding block 17 also pushes the inclined ejector rod 5 upwards and obliquely ejects, meanwhile, the baffle disc 8 pushes the first spring 7 to compress, and as the ejector block 40 in a second hollow pipe 26 is continuously pushed into a first hollow pipe 20, the inclined ejector rod 5 is driven to intermittently eject obliquely, and due to the quick-return characteristic of a crank-slider mechanism consisting of the connecting rod 28, the rotary disc 29 and the sliding rod 24, the ejector block 40 drives the first sliding plate 22 to slightly shake upwards when being extruded into the first hollow pipe 20, so that the inclined ejector rod 5 ejects the plastic part once, and the mold inclined demolding efficiency is improved.

The transmission mechanism comprises a second hollow pipe 26, the second hollow pipe 26 is fixed at the top of the base 1 below the chute 4, a first hollow pipe 20 is fixed on the outer wall of one side of the top of the second hollow pipe 26, the second hollow pipe 26 is communicated with the joint of the first hollow pipe 20, a second sliding plate 25 is slidably mounted on the inner wall of the second hollow pipe 26, a second spring 27 is connected between the bottom of the second sliding plate 25 and the inner wall of the second hollow pipe 26, a top block 40 is mounted on the inner wall of the second hollow pipe 26 above the second sliding plate 25, a first sliding plate 22 is slidably mounted on the inner wall of the first hollow pipe 20, a vertical rod 21 is fixed at the top of the first sliding plate 22, a transverse plate 19 is fixed at one end of the vertical rod 21 penetrating through the top of the first hollow pipe 20, a first sliding block 17 is slidably mounted at the top of the transverse plate 19, one end of the inclined ejector rod 5 penetrating through the bottom of the lower die 3 is hinged at the top of the first sliding, the side wall of the second hollow pipe 26 far from the top of the first hollow pipe 20 and the side wall of the first hollow pipe 20 far from the bottom of the second hollow pipe 26 are both communicated with a sliding sleeve 23, a sliding rod 24 is slidably mounted on the inner wall of the sliding sleeve 23, the top of the base 1 is provided with a driving mechanism for sliding the sliding rod 24 left and right, when the sliding rod 24 slides along the inner wall of the sliding sleeve 23, the top block 40 in the second hollow pipe 26 is pushed into the first hollow pipe 20, and the sliding sleeve 23 on the first hollow pipe 20 is closed due to the cooperation among the right sliding rod 24, the connecting rod 28 and the rotating disc 29, so that when the top block 40 is pushed into the first hollow pipe 20 from the second hollow pipe 26, the inclined surface arranged on the top block 40 contacts the inclined surface arranged on the first sliding plate 22, so as to jack the first sliding plate 22 upwards, and simultaneously, under the action of the elastic force of the second spring 27, the top block 40 is continuously jacked upwards against the second sliding plate 25, so that the top block 40 can be pushed into the first hollow tube 20 by the slide bar 24, and the first slide plate 22 moves upward to move the top vertical bar 21 and the horizontal plate 19 together.

Further, the driving mechanism comprises two vertical plates 30, the two vertical plates 30 are respectively fixed at the top of the base 1 close to two sides, the outer wall of the vertical plate 30 close to the sliding sleeve 23 is rotatably provided with a rotary table 29 through a rotating shaft, the outer wall of the rotary table 29 far away from the shaft center is hinged with a connecting rod 28, the other end of the connecting rod 28 is hinged with the outer wall of the sliding rod 24, the outer wall of the vertical plate 30 close to the top is rotatably provided with a first bevel gear 13 through the rotating shaft, the first bevel gear 13 is connected with the rotary table 29 through a belt transmission, the inner walls of the two supporting plates 2 close to the top are both rotatably provided with spline sleeves 11, a spline shaft 12 is slidably arranged between the two spline sleeves 11, the outer walls of the two ends of the spline shaft 12 close to the first bevel gear 13 are both fixed with a second bevel gear 14, a motor fixing seat 10 is fixed on the outer wall of the supporting plate 2 close to the spline housing 11, a driving motor 9 is fixed on the top of the motor fixing seat 10, one end of one of the spline housing 11, which penetrates out of the outer wall of the support plate 2, is fixedly connected with an output shaft of a driving motor 9 through a coupler, the driving motor 9 is started, the output shaft of the driving motor 9 drives the spline housing 11 and the spline shaft 12 to rotate and drives two second bevel gears 14 to rotate simultaneously, since the first bevel gear 13 and the second bevel gear 14 just to the left are in mesh, the second bevel gear 14 will drive the left first bevel gear 13 to rotate, and then the left first bevel gear 13 will drive the rotating disc 29 to rotate through the belt, so as to drive the connecting rod 28 to make circular motion, due to the horizontal limiting effect of the sliding sleeve 23 on the sliding rod 24, the sliding rod 24 is driven to slide along the inner wall of the sliding sleeve 23 when the connecting rod 28 rotates.

Further, a second sliding groove 31 is formed in the bottom of the lower die 3, a second sliding block 33 is slidably mounted on the inner wall of the second sliding groove 31, a mounting plate 15 is fixed on the outer wall of the second sliding block 33, the spline shaft 12 penetrates through the mounting plate 15 and is rotatably connected with the penetrating position of the mounting plate 15, a third spring 32 is connected between the outer wall of the second sliding block 33 and the inner wall of the second sliding groove 31, a wedge 16 is fixed on the outer wall of the transverse plate 19, which is close to the mounting plate 15, an inclined surface is formed on each of the mounting plate 15 and the outer wall of the wedge 16, which are opposite to each other, so that the transverse plate 19 moves upward and also drives the wedge 16 to move upward, when the inclined surface on the wedge 16 contacts the inclined surface on the mounting plate 15, the mounting plate 15 is driven to move rightward and simultaneously drives the spline shaft 12 to slide rightward, and, the right first bevel gear 13 and the right second bevel gear 14 are in contact engagement, at this time, the right first bevel gear 13 rotates to drive the right rotary table 29 to rotate through a belt, then the right connecting rod 28 and the slide rod 24 push the ejector block 40 in the first hollow pipe 20 into the second hollow pipe 26, and as the ejector block 40 in the first hollow pipe 20 is continuously ejected back into the second hollow pipe 26, the lifter rod 5 is driven to slide downwards under the action of the elastic force of the first spring 7, and then the transverse plate 19 and the first sliding plate 22 are driven to slide downwards, so that the effect of resetting the lifter rod 5 is achieved.

Further, the lower die 3 is close to the inside of second spout 31 and has seted up communicating groove 39, and communicating groove 39 is linked together with second spout 31 and chute 4 respectively, the inner wall of communicating groove 39 rotates through the round pin axle and installs knee 38, and the surface cover of round pin axle is equipped with the torsional spring that both ends were fixed at communicating groove 39 inner wall and knee 38 outer wall, the longer one end of knee 38 penetrates in chute 4, the outer wall of the shorter one end of knee 38 has seted up through-hole groove 36, the inner wall slidable mounting of through-hole groove 36 has stopper 35, the one end that stopper 35 wore out through-hole groove 36 penetrates in second spout 31, be connected with fourth spring 37 between the outer wall of stopper 35 and the inner wall of through-hole groove 36, the spacing groove 34 with stopper 35 looks adaptation is seted up to the outer wall of second slider 33, can drive second slider 33 and move along the inner wall of second spout 31 when mounting panel 15 moves rightwards, meanwhile, the third spring 32 is compressed, when the second slider 33 moves to contact with the limit block 35, the limit block 35 is pushed to retract towards the through hole groove 36, the fourth spring 37 is compressed, when the limit groove 34 slides to the limit block 35, the limit block 35 is pushed out of the through hole groove 36 and clamped into the limit groove 34 under the action of the elastic force of the fourth spring 37, so that the second slider 33 is limited and locked, the mounting plate 15 and the spline shaft 12 are limited, at the moment, the left first bevel gear 13 and the right second bevel gear 14 are disengaged, and the right first bevel gear 13 and the right second bevel gear 14 are in contact engagement.

When the inclined ejector rod 5 resets, the baffle disc 8 is driven to slide downwards, when the baffle disc 8 contacts and stirs the bent rod 38, the bent rod 38 rotates along the joint with the communicating groove 39, meanwhile, the limiting block 35 is extruded back into the through hole groove 36, then the locking of the limiting groove 34 and the second slider 33 is cancelled, at this time, the elastic force of the third spring 32 drives the second slider 33 to move leftwards and reset, so that the mounting plate 15 and the spline shaft 12 are driven to move leftwards and reset, at this time, the first conical gear 13 and the second conical gear 14 on the left side are re-engaged, the first conical gear 13 and the second conical gear 14 on the right side are disengaged, and the effect of resetting the first conical gear 13 and the second conical gear 14 is achieved.

Further, the outer walls of the two sides of the ejector block 40 are provided with inclined planes in the same direction, and the ejector block 40 can be jacked up or pressed down by the aid of extrusion between the inclined planes.

Further, the motor fixing seat 10 is fixed on the outer wall of the supporting plate 2 through bolts, and the motor fixing seat 10 can be conveniently detached and installed through the bolts.

Further, first spout 18 has been seted up at the top of diaphragm 19, first slider 17 slidable mounting can improve the gliding smoothness nature of first slider 17 through the sliding fit of first slider 17 and first spout 18 at the inner wall of first spout 18.

Further, the outer wall of the first sliding plate 22 close to the bottom of the second hollow pipe 26 is provided with an inclined surface, and the outer wall of the second sliding plate 25 close to the top of the first hollow pipe 20 is also provided with an inclined surface.

The working principle is as follows: when the die angle ejecting device is used, the driving motor 9 is started, the output shaft of the driving motor 9 drives the spline housing 11 and the spline shaft 12 to rotate, and simultaneously drives the two second bevel gears 14 to rotate, since the first bevel gear 13 on the left and the second bevel gear 14 are just engaged, the second bevel gear 14 drives the first bevel gear 13 on the left to rotate, then the first bevel gear 13 on the left drives the rotating disc 29 to rotate through the belt, so as to drive the connecting rod 28 to make a circular motion, due to the horizontal limiting effect of the sliding sleeve 23 on the sliding rod 24, the sliding rod 24 is driven to slide along the inner wall of the sliding sleeve 23 when the connecting rod 28 rotates, then the sliding rod 24 pushes the top block 40 in the second hollow pipe 26 into the first hollow pipe 20, and since the matching among the sliding rod 24 on the right, the connecting rod 28 and the rotating disc 29 can close the sliding sleeve 23 on the first hollow pipe 20, therefore, when the top block 40 is pushed into the first hollow tube 20 from the second hollow tube 26, the inclined surface formed on the top block 40 contacts the inclined surface formed on the first sliding plate 22, so as to jack up the first sliding plate 22 upwards, and simultaneously, under the elastic force of the second spring 27, the top block 40 is continuously jacked upwards against the second sliding plate 25, so that the top block 40 can be pushed into the first hollow tube 20 by the sliding rod 24, while the first sliding plate 22 moves upwards, the vertical rod 21 and the horizontal plate 19 of the top part are driven to move upwards together, when the horizontal plate 19 moves upwards, due to the limiting effect of the mounting block 6 on the inclined push rod 5, when the inclined push rod 5 drives the first sliding block 17 to slide along the inner wall of the first sliding groove 18, while the first sliding block 17 is also jacked upwards against the inclined push rod 5, while the blocking disc 8 drives the first spring 7 to compress, and as the top block 40 in the second hollow tube 26 is continuously jacked into the first hollow tube 20, therefore, the oblique ejector rod 5 is driven to eject obliquely and intermittently, and due to the quick return characteristic of a crank block mechanism consisting of the connecting rod 28, the rotary table 29 and the slide rod 24, the ejector block 40 drives the first sliding plate 22 to slightly shake upwards when being extruded into the first hollow pipe 20, so that the oblique ejector rod 5 ejects a plastic part once, and the efficiency of oblique demolding of the mold is improved.

The transverse plate 19 moves upward and simultaneously moves the wedge 16 upward, and when the inclined surface on the wedge 16 contacts the inclined surface on the mounting plate 15, moves the mounting plate 15 to the right, simultaneously drives the spline shaft 12 to slide to the right, the left first bevel gear 13 and the right second bevel gear 14 are disengaged, the right first bevel gear 13 and the right second bevel gear 14 are in contact engagement, the right first bevel gear 13 rotates to drive the right rotary disk 29 to rotate through the belt, the top block 40 in the first hollow tube 20 is then pushed into the second hollow tube 26 by the right connecting rod 28 and the slide bar 24, as the top block 40 in the first hollow tube 20 is continuously pushed back into the second hollow tube 26, the inclined mandril 5 is driven to slide downwards under the action of the elastic force of the first spring 7, and then the transverse plate 19 and the first sliding plate 22 are driven to slide downwards, so that the effect of resetting the inclined mandril 5 is achieved.

When the mounting plate 15 moves rightwards, the second slider 33 is driven rightwards along the inner wall of the second sliding chute 31, the third spring 32 is compressed, when the second slider 33 moves to contact with the limiting block 35, the limiting block 35 is pushed to retract into the through hole groove 36, the fourth spring 37 is compressed, when the limiting groove 34 slides to the limiting block 35, the limiting block 35 is pushed out of the through hole groove 36 and clamped into the limiting groove 34 under the action of the elastic force of the fourth spring 37, so that the second slider 33 is limited and locked, the mounting plate 15 and the spline shaft 12 are limited, the left first conical gear 13 and the right second conical gear 14 are disengaged, and the right first conical gear 13 and the right second conical gear 14 are in contact and engaged.

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.

Claims

1. The utility model provides a mould pushes up device to one side, includes base (1), the top of base (1) both sides all is fixed with backup pad (2), two the top of backup pad (2) is fixed with lower mould (3), its characterized in that jointly: the device also comprises an inclined ejection mechanism and a transmission mechanism which enables the inclined ejection mechanism to move up and down;

the inclined ejection structure comprises an inclined groove (4), the inclined groove (4) is formed in the lower die (3), a mounting block (6) is fixed on the inner wall, close to the top, of the inclined groove (4), a through hole is formed in the mounting block (6), an inclined ejection rod (5) is slidably mounted on the inner wall of the through hole, a baffle disc (8) is fixed on the outer wall, close to the bottom end, of the inclined ejection rod (5), and a first spring (7) is sleeved on the outer surface of the inclined ejection rod (5) between the baffle disc (8) and the mounting block (6);

the transmission mechanism comprises a second hollow pipe (26), the second hollow pipe (26) is fixed at the top of the base (1) below the chute (4), a first hollow pipe (20) is fixed on the outer wall of one side of the top of the second hollow pipe (26), the second hollow pipe (26) is communicated with the joint of the first hollow pipe (20), a second sliding plate (25) is slidably mounted on the inner wall of the second hollow pipe (26), a second spring (27) is connected between the bottom of the second sliding plate (25) and the inner wall of the second hollow pipe (26), a jacking block (40) is mounted on the inner wall of the second hollow pipe (26) above the second sliding plate (25), a first sliding plate (22) is slidably mounted on the inner wall of the first hollow pipe (20), a vertical rod (21) is fixed at the top of the first sliding plate (22), and a transverse plate (19) is fixed at one end of the vertical rod (21) penetrating out of the top of the first hollow pipe (20), the top slidable mounting of diaphragm (19) has first slider (17), the one end that lower mould (3) bottom was worn out in oblique ejector pin (5) articulates the top in first slider (17), the lateral wall that the empty pipe (26) of second was kept away from first empty pipe (20) top all communicates with sliding sleeve (23) with the lateral wall that empty pipe (20) of second was kept away from second empty pipe (26) bottom, the inner wall slidable mounting of sliding sleeve (23) has slide bar (24), the top of base (1) is provided with the actuating mechanism who makes slide bar (24) horizontal slip.

2. The mold lifter apparatus of claim 1, wherein: the driving mechanism comprises two vertical plates (30), the two vertical plates (30) are respectively fixed at the top of the base (1) close to two sides, the outer wall of the vertical plate (30) close to the sliding sleeve (23) is rotatably provided with a turntable (29) through a rotating shaft, the outer wall of the turntable (29) far away from the shaft center is hinged with a connecting rod (28), the other end of the connecting rod (28) is hinged at the outer wall of the sliding rod (24), the outer wall of the vertical plate (30) close to the top is rotatably provided with a first conical gear (13) through the rotating shaft, the first conical gear (13) is connected with the turntable (29) through a belt in a transmission way, the inner walls of the two supporting plates (2) close to the top are rotatably provided with spline sleeves (11), a spline shaft (12) is slidably arranged between the spline sleeves (11), and the outer walls of two ends of the spline shaft (12) close to, one of them first conical gear (13) meshes with second conical gear (14) mutually, the outer wall that backup pad (2) are close to spline housing (11) is fixed with motor fixing base (10), the top of motor fixing base (10) is fixed with driving motor (9), one of them spline housing (11) are worn out the one end of backup pad (2) outer wall and are passed through shaft coupling fixed connection with the output shaft of driving motor (9).

3. The mold lifter apparatus of claim 2, wherein: second spout (31) have been seted up to the bottom of lower mould (3), the inner wall slidable mounting of second spout (31) has second slider (33), the outer wall of second slider (33) is fixed with mounting panel (15), integral key shaft (12) run through mounting panel (15), and rotate with the department of running through of mounting panel (15) and be connected, be connected with third spring (32) between the outer wall of second slider (33) and the inner wall of second spout (31), the outer wall that diaphragm (19) are close to mounting panel (15) is fixed with voussoir (16), the inclined plane of looks adaptation is all seted up to mounting panel (15) and the relative outer wall of voussoir (16).

4. The mold lifter apparatus of claim 3, wherein: a communicating groove (39) is arranged in the lower die (3) close to the second sliding groove (31), and the communicating groove (39) is respectively communicated with the second chute (31) and the chute (4), the inner wall of the communicating groove (39) is rotatably provided with a bent rod (38) through a pin shaft, and the surface of the pin shaft is sleeved with a torsion spring with two ends fixed on the inner wall of the communicating groove (39) and the outer wall of the bent rod (38), the longer end of the bent rod (38) penetrates into the chute (4), the outer wall of the shorter end of the bent rod (38) is provided with a through hole groove (36), a limiting block (35) is slidably mounted on the inner wall of the through hole groove (36), one end of the limiting block (35) penetrating out of the through hole groove (36) penetrates into the second sliding groove (31), a fourth spring (37) is connected between the outer wall of the limiting block (35) and the inner wall of the through hole groove (36), the outer wall of the second sliding block (33) is provided with a limiting groove (34) matched with the limiting block (35).

5. The mold lifter apparatus of claim 4, wherein: the outer walls of the two sides of the top block (40) are provided with inclined planes in the same direction.

6. The mold lifter apparatus of claim 5, wherein: the motor fixing seat (10) is fixed on the outer wall of the supporting plate (2) through bolts.

7. The mold lifter apparatus of claim 6, wherein: a first sliding groove (18) is formed in the top of the transverse plate (19), and the first sliding block (17) is slidably mounted on the inner wall of the first sliding groove (18).

8. The mold lifter apparatus of claim 7, wherein: the outer wall of the first sliding plate (22) close to the bottom of the second hollow pipe (26) is provided with an inclined surface, and the outer wall of the second sliding plate (25) close to the top of the first hollow pipe (20) is also provided with an inclined surface.