CN111531761A

CN111531761A - Micro-mold opening device for single-side tearing of glass fiber reinforced plastic forming hydraulic machine

Info

Publication number: CN111531761A
Application number: CN202010466240.6A
Authority: CN
Inventors: 邹威; 邹烈根; 陈涛
Original assignee: Xianning Huimeida Industry And Trade Co ltd
Current assignee: Xianning Huimeida Industry And Trade Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2020-08-14
Anticipated expiration: 2040-05-28
Also published as: CN111531761B

Abstract

The invention discloses a micro-mold opening device for single-side tearing of a glass fiber reinforced plastic forming hydraulic machine, which comprises a bottom plate, a base fixedly connected to one side of the top of the bottom plate and a control box fixedly connected to the other side of the top of the bottom plate, wherein the top of the base is fixedly connected with a mold opening mechanism; the die sinking mechanism comprises a fixed plate and a top plate, the bottom of the fixed plate is fixedly connected with the top of the base, the top of the fixed plate is fixedly connected with a lower die, and the bottom of the top plate is fixedly connected with an upper die. This unilateral little die sinking device that tears of glass steel shaping hydraulic press can realize the glass steel when solidification shaping needs carry out the die sinking, utilizes the jacking of first pneumatic cylinder to carry out little die sinking to the unilateral of last mould for go up the mould and tear a crack when the jacking, let outside air enter into the mould inside, then go up the mould through second pneumatic cylinder control and go up the die sinking, reduce the pressure that the second pneumatic cylinder upwards jacked, quick die sinking.

Description

Micro-mold opening device for single-side tearing of glass fiber reinforced plastic forming hydraulic machine

Technical Field

The invention relates to the technical field of hydraulic machinery, in particular to a micro-mold opening device for single-side tearing of a glass fiber reinforced plastic forming hydraulic machine.

Background

Glass Fiber Reinforced Plastic (GFRP) is also called as Fiber Reinforced Plastic (FRP), and generally refers to unsaturated polyester, epoxy resin and phenolic resin matrix reinforced plastic which is reinforced by glass fiber or products thereof, called as glass fiber reinforced plastic, also called as FRP, and is different from toughened glass.

The hydraulic machine is a machine which uses liquid as a working medium and is manufactured according to the Pascal principle and used for transferring energy to realize various processes, generally comprises a main machine (host), a power system and a hydraulic control system, and is classified into a valve hydraulic machine, a liquid hydraulic machine and an engineering hydraulic machine.

The glass fiber reinforced plastic is formed by high-temperature and high-pressure curing in a hydraulic press mold, an upper mold and a lower mold are required to be separated after the glass fiber reinforced plastic product is formed by curing, and the inner part of the mold is in a vacuum state along with the rise of temperature, the flow of resin and an exhaust process during the forming of the glass fiber reinforced plastic product, so that the mold opening is difficult, and a large pressure is caused to a hydraulic mechanism, therefore, the hydraulic mechanism and the mold are easily damaged due to the fact that the upper mold and the lower mold are separated forcibly by the hydraulic mechanism, the service life of the hydraulic press is also influenced, and therefore, aiming at the problems, the single-side tearing micro mold opening device of the glass fiber reinforced plastic forming hydraulic press is disclosed.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a single-side tearing micro-die opening device of a glass fiber reinforced plastic forming hydraulic machine, which solves the problems that the inside of a die is in a vacuum state along with the rise of temperature, the flow of resin and an exhaust process during the forming of a glass fiber reinforced plastic product, the die opening is difficult, great pressure is applied to a hydraulic mechanism, and the hydraulic mechanism and the die are easily damaged.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a micro-mold opening device for single-side tearing of a glass reinforced plastic forming hydraulic machine comprises a bottom plate, a base fixedly connected to one side of the top of the bottom plate and a control box fixedly connected to the other side of the top of the bottom plate, wherein a mold opening mechanism is fixedly connected to the top of the base;

the die sinking mechanism includes fixed plate and roof, and the bottom of fixed plate and the top fixed connection of base, the top fixedly connected with bed die of fixed plate, the bottom fixedly connected with of roof goes up the mould, and goes up the front and the equal fixedly connected with fixed block in the back at mould top, the through-hole has all been seted up to the positive both sides of fixed block, the first pneumatic cylinder of the front of fixed plate top one side and the equal fixedly connected with in the back, the fixed frame of the front and the equal fixedly connected with in the back of fixed plate top opposite side, the bottom fixedly connected with buffer spring of fixed frame inner wall, and buffer spring's top fixedly connected with sliding block, the top of sliding block runs through fixed frame and extends to the top of fixed frame, the sliding block extends to one side at fixed frame top and the equal fixedly connected with spherical.

Preferably, the top of the base is fixedly connected with an installation block through a fixing column, and the inside of the installation block is fixedly connected with a second hydraulic cylinder.

Preferably, the extension end of the second hydraulic cylinder is fixedly connected with a rectangular block, and fixing grooves are formed in the front face and the back face of the inside of the rectangular block.

Preferably, the inner wall of the fixed groove is fixedly connected with a sucker type electromagnet, a sliding plate is connected between two sides of the inner wall of the fixed groove in a sliding mode, and an iron block is fixedly connected to one side, close to the sucker type electromagnet, of the sliding plate.

Preferably, two equal fixedly connected with guide post in one side that the sliding plate deviates from, the fixed slot and the through-hole are run through in proper order and extend to the outside of through-hole in the one side that the sliding plate was kept away from to the guide post, the equal fixedly connected with connecting rod in the front and the back of rectangular block, the one end of connecting rod runs through the fixed block and extends to the outside of fixed block.

Preferably, the middle part of the top of the lower die is provided with a die cavity, the inside of the lower die and the surface fixedly connected with a cooling pipe positioned in the die cavity are fixedly connected, the front side of the cooling pipe is communicated with a water inlet pipe, and the back side of the cooling pipe is communicated with a water outlet pipe.

Preferably, one end of each of the water outlet pipe and the water inlet pipe penetrates through the lower die and extends to the outside of the lower die.

Preferably, the input end of the first hydraulic cylinder is electrically connected with the output end of the central processing system through a wire, the output end of the central processing system is electrically connected with the input end of the second hydraulic cylinder through a wire, and the output end of the central processing system is electrically connected with the input end of the sucker type electromagnet through a wire.

(III) advantageous effects

The invention provides a single-side tearing micro-die sinking device of a glass fiber reinforced plastic forming hydraulic machine. The method has the following beneficial effects:

(1) the unilateral tearing micro die sinking device of the glass fiber reinforced plastic forming hydraulic machine comprises a fixed plate and a top plate through a die sinking mechanism, the bottom of the fixed plate is fixedly connected with the top of a base, the top of the fixed plate is fixedly connected with a lower die, the bottom of the top plate is fixedly connected with an upper die, the front and the back of the top of the upper die are both fixedly connected with fixed blocks, through holes are respectively arranged on both sides of the front of the fixed block, the front and the back of one side of the top of the fixed plate are both fixedly connected with a first hydraulic cylinder, the front and the back of the other side of the top of the fixed plate are both fixedly connected with fixed frames, the bottom of the inner wall of the fixed frame is fixedly connected with a buffer spring, the top of the buffer spring is fixedly connected with a sliding block, the top of the, can realize the glass steel when solidification shaping needs carry out the die sinking, the jacking that utilizes first pneumatic cylinder can be to the unilateral mould of going up of mould little die sinking for go up the mould and tear a crack when the jacking, let outside air enter into the mould inside, then go up the mould through second pneumatic cylinder control and go up the die sinking, reduced the pressure that the second pneumatic cylinder upwards jacked, quick die sinking has prolonged the life of hydraulic press, the processingquality of glass steel product has also been guaranteed simultaneously.

(2) This unilateral little mold opening device that tears of glass steel shaping hydraulic press has seted up the die cavity through the middle part at bed die top, and the inside of bed die just is located the fixed surface of die cavity and is connected with the cooling tube, and the front intercommunication of cooling tube has the inlet tube, and the back intercommunication of cooling tube has the outlet pipe, and the one end of outlet pipe and inlet tube all runs through the bed die and extends to the outside of bed die, can realize cooling down at the glass steel after to the solidification shaping for the shaping efficiency.

(3) This unilateral little mold opening device that tears of glass steel shaping hydraulic press, the input through first pneumatic cylinder passes through wire and central processing system's output electric connection, and central processing system's output passes through wire and the input electric connection of second pneumatic cylinder, and central processing system's output passes through the input electric connection of wire and sucking disc formula electro-magnet, can realize the electric power part through central processing system control in the whole device, realizes automated operation.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a schematic structural diagram of a mold opening mechanism according to the present invention;

FIG. 3 is a cross-sectional view of a lower mold structure of the present invention;

FIG. 4 is a rear view of the lower mold structure of the present invention;

FIG. 5 is a top view of the internal structure of a rectangular block of the present invention;

fig. 6 is a schematic block diagram of the architecture of the system of the present invention.

In the figure: 1-bottom plate, 2-base, 3-control box, 4-die sinking mechanism, 41-fixed plate, 42-top plate, 43-lower die, 44-upper die, 45-fixed block, 46-through hole, 47-first hydraulic cylinder, 48-fixed frame, 49-buffer spring, 410-sliding block, 411-spherical block, 5-rectangular block, 6-fixed slot, 7-sucker electromagnet, 8-sliding plate, 9-iron block, 10-guide column, 11-connecting rod, 12-die cavity, 13-cooling tube, 14-water inlet tube, 15-water outlet tube, 16-central processing system, 17-fixed column, 18-mounting block, 19-second hydraulic cylinder.

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. 1-6, an embodiment of the present invention provides a technical solution: the utility model provides a little die sinking device is torn to glass steel shaping hydraulic press unilateral, can realize that glass steel when solidification shaping needs carry out the die sinking, the unilateral of utilizing first pneumatic cylinder 47 to go up mould 44 carries out little die sinking, make it tears a crack to go up mould 44 when the jacking, let outside air enter into inside the mould, then go up the die sinking through second pneumatic cylinder 19 control mould 44, the pressure of second pneumatic cylinder 19 jacking upwards has been reduced, quick die sinking, the life of hydraulic press has been prolonged, the processingquality of glass steel product has also been guaranteed simultaneously, including bottom plate 1, fixedly connected in base 2 of bottom plate 1 top one side and fixedly connected in the control box 3 of bottom plate 1 top opposite side, the top of base 2 is through fixed column 17 fixedly connected with installation piece 18, and the inside fixedly connected with second pneumatic cylinder 19 of installation piece 18, the pneumatic cylinder is the hydraulic energy of changing into mechanical energy, The hydraulic actuating element which does linear reciprocating motion (or swinging motion) has simple structure and reliable work, can omit a speed reducer when the hydraulic actuating element is used for realizing the reciprocating motion, has no transmission clearance and moves stably, thereby being widely applied to hydraulic systems of various machines, and the output force of a hydraulic cylinder is in direct proportion to the effective area of a piston and the pressure difference between the two sides of the piston; the hydraulic cylinder basically comprises a cylinder barrel, a cylinder cover, a piston rod, a sealing device, a buffering device and an exhaust device, wherein the buffering device and the exhaust device are determined according to specific application occasions, other devices are indispensable, the extending end of the second hydraulic cylinder 19 is fixedly connected with a rectangular block 5, the front surface and the back surface inside the rectangular block 5 are respectively provided with a fixed groove 6, the inner wall of the fixed groove 6 is fixedly connected with a sucker type electromagnet 7, a sliding plate 8 is connected between the two sides of the inner wall of the fixed groove 6 in a sliding manner, one sides of the two sliding plates 8 which are opposite to each other are respectively and fixedly connected with a guide column 10, one side of the guide column 10, which is far away from the sliding plate 8, sequentially penetrates through the fixed groove 6 and the through hole 46 and extends to the outside of the through hole 46, the front surface and the back surface of the rectangular block 5 are respectively and fixedly connected with a, the top of the base 2 is fixedly connected with a die sinking mechanism 4; the mold opening mechanism 4 comprises a fixed plate 41 and a top plate 42, the bottom of the fixed plate 41 is fixedly connected with the top of the base 2, the top of the fixed plate 41 is fixedly connected with a lower mold 43, the middle part of the top of the lower mold 43 is provided with a mold cavity 12, the surface of the interior of the lower mold 43, which is positioned in the mold cavity 12, is fixedly connected with a cooling pipe 13, the front of the cooling pipe 13 is communicated with a water inlet pipe 14, the back of the cooling pipe 13 is communicated with a water outlet pipe 15, the cooling of the solidified and molded glass fiber reinforced plastic can be realized, the molding efficiency is accelerated, one end of the water inlet pipe 14 is communicated with external cooling water equipment, the water cooled by the equipment can enter the interior of the cooling pipe 13 through the water inlet pipe 14 to cool the product in the mold cavity 12, one ends of the water outlet pipe 15 and the water inlet pipe 14 both penetrate through the lower mold 43 and extend to the exterior of the lower mold 43, the two sides of the front of the fixed block 45 are both provided with through holes 46, the front and the back of one side of the top of the fixed plate 41 are both fixedly connected with a first hydraulic cylinder 47, the input end of the first hydraulic cylinder 47 is electrically connected with the output end of the central processing system 16 through a lead, the electric power component in the whole device can be controlled through the central processing system 16, automatic operation is realized, the output end of the central processing system 16 is electrically connected with the input end of a second hydraulic cylinder 19 through a lead, the output end of the central processing system 16 is electrically connected with the input end of the sucker type electromagnet 7 through a lead, the electromagnet is a device for generating electromagnetism by electrifying, an electric conduction winding matched with the power of the electromagnet is wound outside the iron core, the coil with the current has magnetism like a magnet and is also called as an electromagnet, the front and the back of the other side of the, the bottom fixedly connected with buffer spring 49 of fixed frame 48 inner wall, and buffer spring 49's top fixedly connected with sliding block 410, the top of sliding block 410 runs through fixed frame 48 and extends to the top of fixed frame 48, and the equal fixedly connected with ball 411 of the end that stretches out of one side that sliding block 410 extended to the top of fixed frame 48 and first pneumatic cylinder 47.

When the device is used, the sucker type electromagnet 7 is not electrified, the guide post 10 is inserted into the through hole 46 on the fixing block 45 so as to limit the fixing block 45, the fixing block 45 is prevented from easily rotating on the connecting rod 11, then the central processing system 16 controls the second hydraulic cylinder 19 to start working, the extending end of the second hydraulic cylinder 19 drives the rectangular block 5 and the fixing block 45 to enable the upper die 44 to be pressed downwards, and the upper die 44 is pressed downwards to cure and mold the glass fiber reinforced plastic in the die cavity 12;

when the mold is required to be opened, external electrifying equipment is controlled firstly to electrify the sucker type electromagnet 7, the sucker type electromagnet 7 can adsorb and fix the iron block 9 during electrifying, at the moment, the sliding plate 8 can drive the guide post 10 to move towards the direction of the sucker type electromagnet 7 along the inner wall of the fixing groove 6, so that the guide post 10 is separated from the through hole 46, the fixing block 45 is in a rotating state on the connecting rod 11, then the central processing system 16 controls the first hydraulic cylinders 47 to start working, the extending ends of the two first hydraulic cylinders 47 are jacked, the spherical block 411 at the top jacks one side of the bottom of the top plate 42, so that a gap is generated on one side between the upper mold 44 and the lower mold 43, air enters the mold through the gap, while jacking on the other side, the other side of the bottom of the top plate 42 is pressed downwards, the pressing can drive the sliding block 410 to, set up through buffer spring 49 can play the effect of buffering protection, thereby can reduce the damage of the pressure that goes up mould 43 bottom one side and produce glass steel product when the jacking and avoid the goods, then cut off the power supply with sucking disc formula electro-magnet 7 again, meanwhile, connecting rod 11 inserts and fixes fixed block 45 in the through-hole 46, control second hydraulic cylinder 19 at last and close, the end that stretches out of second hydraulic cylinder 19 drives mould 43 rebound through rectangular block 5 and fixed block 45 and carries out the die sinking, finally again with glass steel product from die cavity 12 inside take out can, just so accomplished whole work.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 little die sinking device is torn to glass steel shaping hydraulic press is unilateral, includes base (2) and fixed connection in control box (3) of bottom plate (1) top opposite side of bottom plate (1) one side, its characterized in that: the top of the base (2) is fixedly connected with a die sinking mechanism (4);

the die sinking mechanism (4) comprises a fixed plate (41) and a top plate (42), the bottom of the fixed plate (41) is fixedly connected with the top of the base (2), the top of the fixed plate (41) is fixedly connected with a lower die (43), the bottom of the top plate (42) is fixedly connected with an upper die (44), the front and the back of the top of the upper die (44) are fixedly connected with fixed blocks (45), through holes (46) are respectively formed in the two positive sides of the fixed blocks (45), the front and the back of one side of the top of the fixed plate (41) are fixedly connected with first hydraulic cylinders (47), the front and the back of the other side of the top of the fixed plate (41) are fixedly connected with fixed frames (48), the bottom of the inner wall of the fixed frames (48) is fixedly connected with a buffer spring (49), and the top end of the buffer spring, the top of sliding block (410) runs through fixed frame (48) and extends to the top of fixed frame (48), sliding block (410) extend to one side at fixed frame (48) top and the equal fixedly connected with ball (411) of the end that stretches out of first pneumatic cylinder (47).

2. The single-side tearing micro-die opening device of the glass fiber reinforced plastic forming hydraulic machine as claimed in claim 1, wherein: the top of the base (2) is fixedly connected with an installation block (18) through a fixing column (17), and the inside of the installation block (18) is fixedly connected with a second hydraulic cylinder (19).

3. The single-side tearing micro-die opening device of the glass fiber reinforced plastic forming hydraulic machine as claimed in claim 2, wherein: the stretching end of the second hydraulic cylinder (19) is fixedly connected with a rectangular block (5), and fixing grooves (6) are formed in the front face and the back face of the inside of the rectangular block (5).

4. The single-side tearing micro-die opening device of the glass fiber reinforced plastic forming hydraulic machine as claimed in claim 3, wherein: the inner wall of fixed slot (6) fixedly connected with sucking disc formula electro-magnet (7), sliding connection has sliding plate (8) between the both sides of fixed slot (6) inner wall, and sliding plate (8) are close to one side fixedly connected with iron plate (9) of sucking disc formula electro-magnet (7).

5. The single-side tearing micro-die opening device of the glass fiber reinforced plastic forming hydraulic machine as claimed in claim 4, wherein: two equal fixedly connected with guide post (10) in one side that sliding plate (8) deviate from mutually, the outside that fixed slot (6) and through-hole (46) and extended to through-hole (46) is run through in proper order in one side that sliding plate (8) were kept away from in guide post (10), the equal fixedly connected with connecting rod (11) in the front and the back of rectangular block (5), the outside that fixed block (45) and extended to fixed block (45) is run through to the one end of connecting rod (11).

6. The single-side tearing micro-die opening device of the glass fiber reinforced plastic forming hydraulic machine as claimed in claim 1, wherein: die cavity (12) have been seted up at the middle part at lower mould (43) top, the inside of lower mould (43) just is located the fixed surface of die cavity (12) and is connected with cooling tube (13), the front intercommunication of cooling tube (13) has inlet tube (14), the back intercommunication of cooling tube (13) has outlet pipe (15).

7. The single-side tearing micro-die opening device of the glass fiber reinforced plastic forming hydraulic machine as claimed in claim 6, wherein: one end of each of the water outlet pipe (15) and the water inlet pipe (14) penetrates through the lower die (43) and extends to the outside of the lower die (43).

8. The single-side tearing micro-die opening device of the glass fiber reinforced plastic forming hydraulic machine as claimed in claim 1, wherein: the input end of the first hydraulic cylinder (47) is electrically connected with the output end of the central processing system (16) through a wire, the output end of the central processing system (16) is electrically connected with the input end of the second hydraulic cylinder (19) through a wire, and the output end of the central processing system (16) is electrically connected with the input end of the sucker type electromagnet (7) through a wire.