CN210791751U

CN210791751U - High-precision hydraulic device for hot pressing of composite material

Info

Publication number: CN210791751U
Application number: CN201921174357.6U
Authority: CN
Inventors: 钟洲; 温学民; 王丽丽; 车明国
Original assignee: X Fiper New Material Co ltd
Current assignee: X Fiper New Material Co ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-06-19
Anticipated expiration: 2029-07-24

Abstract

The utility model discloses a hydraulic means of combined material hot pressing of high accuracy mainly includes frame, control box, guide frame, movable roll and fixed roll, frame left side upper portion is rotated and is installed the guide frame, and the inboard top-down of guide frame middle part rotates and installs equidistance complex guide roll, frame bottom left part slidable mounting has the frame soon, revolves the frame right part cover and establishes and install the spring, frame lower part fixed mounting have with revolve frame and spring complex shell. The utility model has the advantages of reasonable design structurally, the pressure unstability that the pulsation produced is solved in the pulsation that this device absorption pump produced when operation, and the pressure fluctuation that the roller was closed in the solution of storing energy simultaneously guarantees that product thickness is even, guarantees pressure stability when the adjustment pressure, and is undulant, and the product is stable, and the system is not excessive pressure, guarantees system operation safety, guarantees that equipment does not receive the damage when the outage, and this hydraulic means guide ability is good, and the business turn over material smoothness nature is strong.

Description

High-precision hydraulic device for hot pressing of composite material

Technical Field

The utility model relates to a hydraulic means specifically is a hydraulic means of combined material hot pressing of high accuracy.

Background

In this highly efficient social environment, automation has been widely used, and particularly in the manufacturing industry, the degree of automation determines the quality, diversity, and market competitiveness of its products. The composite material is pressed and combined through two rollers at high temperature in the high-temperature press polishing and combining manufacturing process, wherein one roller is a fixed roller, and the other roller is a movable roller pressed and combined through hydraulic pressure, so that the thickness of the composite material is uniform, and the composite material cannot have thickness fluctuation, wrinkles, skirt edges and the like, and therefore, higher requirements are provided for a press hydraulic device.

The hydraulic device in the prior art generally comprises an oil cylinder, a one-way speed regulating valve, a one-way pressure reducing valve, a three-position four-way reversing valve, a one-way valve, a quantitative gear pump and the like, the pressing function control is mainly realized by hydraulic transmission, the precision of a product completely depends on the hydraulic pressure precision, and the following defects 1 exist in the actual production: when the roller is combined in the beginning of production, the instantaneous pressure drop is larger due to larger flow, the synchronization is not easy to adjust, the roller is easy to damage, and the product is broken. 2: the pump is always in operation and will produce periodic pulsations which will cause periodic fluctuations in the thickness of the product. 3: the pressure reducing valve is a direct-acting pressure reducing valve, and pressure change is large in the adjusting process, so that the thickness of a product is large in change, and the rejection rate is high. 4: the system has no safety valve, and the roller can not be opened in power failure, so that the potential safety hazard of overvoltage exists. The product qualification rate is lower for the above reasons; the existing hydraulic device has poor guiding capability and poor feeding and discharging fluency.

Disclosure of Invention

An object of the utility model is to provide a hydraulic means of combined material hot pressing of high accuracy to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a high-precision hydraulic device for hot pressing of composite materials mainly comprises an outer frame, a control box, a guide frame, a movable roller and a fixed roller, wherein the guide frame is rotatably installed on the upper portion of the left side of the outer frame, the guide roller matched with an equal distance is rotatably installed on the inner side of the middle portion of the guide frame from top to bottom, a rotating frame is slidably installed on the left portion of the bottom end of the outer frame, a spring is sleeved on the right portion of the rotating frame, a shell matched with the rotating frame and the spring is fixedly installed on the lower portion of the outer frame, symmetrically arranged fixed roller sleeves are fixedly installed on the front inner wall and the rear inner wall of the upper portion of the outer frame, the fixed roller is rotatably installed between the two fixed roller sleeves, a motor is fixedly installed on the side wall of the rear side of the outer frame, which is positioned at the fixed roller, a motor shaft of the motor is, two move and rotate between the roller shell and install the movable roll, the inboard right part inner wall fixed mounting of frame has the assembly jig of longitudinal symmetry, two rotate between the assembly jig and install the conveying roller.

As a further aspect of the present invention: the inner side of the control box is fixedly provided with a one-way speed regulating valve, a pilot type pressurization valve, a three-position four-way reversing valve, an energy accumulator, a quick-opening valve, a safety valve, a one-way valve, a quantitative gear pump and a pressure gauge, the one-way speed regulating valve is communicated with the oil cylinder through a pipeline, the pilot type pressurizing valve is communicated with the one-way speed regulating valve through a pipeline, the pilot-operated type pressurization valve is communicated with the three-position four-way reversing valve through a pipeline, the three-position four-way reversing valve is communicated with the one-way valve through a pipeline, an energy accumulator, a quick-opening valve and a safety valve are arranged on a pipeline between the three-position four-way reversing valve and the one-way valve, the pilot-operated type pressurization valve, the three-position four-way reversing valve, the quick-opening valve, the safety valve and the quantitative gear pump are all communicated with external oil storage equipment, the check valve is communicated with the quantitative gear pump through a pipeline, the external oil storage equipment adopts a standard oil storage tank, and the cover plate is rotatably installed on the front side of the control box.

As a further aspect of the present invention: the lower parts of the front side wall and the rear side wall of the outer frame are provided with sliding openings matched with the moving rollers, and the outer walls of the moving rollers are connected with the inner walls of the outer frame at the sliding openings in a sliding mode.

As a further aspect of the present invention: the side wall of the bottom end of the guide frame is provided with a groove matched with the rotary frame.

As a further aspect of the present invention: the motor and the quantitative gear pump are electrically connected with an external power supply.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model has the advantages of reasonable design structurally, the pressure unstability that the pulsation produced is solved in the pulsation that this device absorption pump produced when operation, and the pressure fluctuation that the roller was closed in the solution of storing energy simultaneously guarantees that product thickness is even, guarantees pressure stability when the adjustment pressure, and is undulant, and the product is stable, and the system is not excessive pressure, guarantees system operation safety, guarantees that equipment does not receive the damage when the outage, and this hydraulic means guide ability is good, and the business turn over material smoothness nature is strong.

Drawings

Fig. 1 is a schematic structural diagram of a hydraulic device for hot pressing of high-precision composite materials.

Fig. 2 is a schematic structural diagram of the inside of a hydraulic device for hot pressing of high-precision composite materials.

FIG. 3 is a schematic view of a high-precision composite material hot-pressing hydraulic device with a guide frame removed from the hydraulic device.

Fig. 4 is a schematic structural diagram at a in fig. 2.

FIG. 5 is a schematic view of a top view of a rotating frame in a hydraulic apparatus for hot pressing of high precision composite materials.

FIG. 6 is a schematic diagram of the assembly among the control box, the oil cylinder, the movable roller and the fixed roller in the hydraulic device for high-precision composite material hot pressing.

In the figure: the device comprises an outer frame 1, a moving roller 2, a moving roller sleeve 3, a fixed roller sleeve 4, a fixed roller 5, a guide frame 6, a guide roller 7, an oil cylinder 8, a control box 9, a cover plate 10, a pressure gauge 11, an assembly frame 12, a conveying roller 13, a shell 14, a rotating frame 15, a one-way speed regulating valve 16, a pilot-operated pressurizing valve 17, a three-position four-way reversing valve 18, an energy accumulator 19, a quick-opening valve 20, a safety valve 21, a one-way valve 22, a quantitative gear pump 23, a spring 24 and a motor 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 6, in an embodiment of the present invention, a high-precision hydraulic apparatus for hot pressing of a composite material mainly includes an outer frame 1, a control box 9, a guide frame 6, a movable roller 2 and a fixed roller 5, wherein the upper portion of the left side of the outer frame 1 is rotatably installed with the guide frame 6, the inner side of the middle portion of the guide frame 6 is rotatably installed with the guide roller 7 in an equidistant manner from top to bottom, the left portion of the bottom end of the outer frame 1 is slidably installed with a rotating frame 15, the right portion of the rotating frame 15 is sleeved with a spring 24, the lower portion of the outer frame 1 is fixedly installed with a housing 14 matched with the rotating frame 15 and the spring 24, the front and rear inner walls of the upper portion of the outer frame 1 are fixedly installed with the fixed roller sleeves 4 which are symmetrically arranged, the fixed roller 5 is rotatably installed between the two fixed roller sleeves 4, a motor 25 is fixedly installed on, 1 bottom outer wall fixed mounting of frame has control box 9, and the outer wall has hydro-cylinder 8 through bolt fixed mounting around

control box

9, and 8 top fixed mounting of hydro-cylinder have move roller shell 3, two it installs movable roller 2 to move to rotate between the roller shell 3, the assembly jig 12 of symmetry around 1 inboard right part inner wall fixed mounting of frame has, two rotate between the assembly jig 12 and install conveying roller 13.

The inner side of the control box 9 is fixedly provided with a one-way speed regulating valve 16, a pilot type pressurizing valve 17, a three-position four-way reversing valve 18, an energy accumulator 19, a quick-opening valve 20, a safety valve 21, a one-way valve 22, a quantitative gear pump 23 and a pressure gauge 11, the one-way speed regulating valve 16 is communicated with the oil cylinder 8 through a pipeline, the pilot type pressurizing valve 17 is communicated with the one-way speed regulating valve 16 through a pipeline, the pilot type pressurizing valve 17 is communicated with the three-position four-way reversing valve 18 through a pipeline, the three-position four-way reversing valve 18 is communicated with the one-way valve 22 through a pipeline, the energy accumulator 19, the quick-opening valve 20 and the safety valve 21 are arranged on the pipeline between the three-position four-way reversing valve 18 and the one-way valve 22, the pilot type pressurizing valve 17, the three-position four-way reversing valve 18, the quick-opening valve 20, the safety valve 21 and the, the external oil storage equipment adopts a standard oil storage tank, and a cover plate 10 is rotatably arranged on the front side of the control box 9.

The lower parts of the front side wall and the rear side wall of the outer frame 1 are provided with sliding openings matched with the movable rollers 2, and the outer walls of the movable rollers 2 are in sliding connection with the inner walls of the outer frame 1 at the sliding openings.

The lateral wall of the bottom end of the guide frame 6 is provided with a groove matched with the rotary frame 15.

The motor 25 and the quantitative gear pump 23 are electrically connected with an external power supply.

The utility model discloses a theory of operation is:

the utility model relates to a hydraulic means of combined material hot pressing of high accuracy, during the use, arrange each layer raw materials in proper order through guide roll 7 on the guide frame 6, each layer raw materials is independent mutually when guaranteeing the material loading, avoid adhesion in advance, send to between fixed roll 5 and the movable roll 2, motor 25 drives fixed roll 5 at first and rotates, quantitative gear pump 23 starts, energy storage 19 has been increased, absorb the pulsation that produces when the pump operates, solve the pressure unstability that the pulsation produced, the pressure fluctuation of closing the roller is solved to the while energy storage simultaneously, guarantee product thickness is even, change original direct-acting relief valve into the guide type ooze valve 17 of second grade pressure regulating, when pressure regulating, pressure change is mild, guarantee pressure stability when pressure regulating, do not fluctuate, the product is stable, relief valve 21 has been increased, when pressure is too high, hydraulic oil overflows, make the system not excessive pressure, increase the outage fast-opening valve 20 simultaneously, when the power is off, hydraulic oil in a pipeline overflows, the operation safety of a system is ensured, equipment is ensured not to be damaged when the power is off, when the device is used, the oil cylinder 8 drives the movable roller 2 to move up and down through the movable roller sleeve 3, the movable roller 2 is synchronously attached to the fixed roller 5 at a constant speed, the pressure on two sides of the roller is ensured to be balanced, a high-temperature attached product can be started by outputting from the right part of the outer frame 1 through the conveying roller 13 after the pressing, when the device is used, the position of the rotating frame 15 is positioned at the position shown in figure 4, the position of the guide frame 6 is fixed by matching with the spring 24, when the inner part of the outer frame 1 is overhauled and cleaned, the guide frame 6 can rotate by rotating the rotating frame 15 for facilitating the cleaning of the device, the device absorbs the pulsation generated when the pump operates, the pressure instability generated by the pulsation is solved, the product is stable, and the system is not excessive pressure, guarantees system operation safety, guarantees that equipment is not damaged when the outage, and this hydraulic means guide ability is good, and the business turn over material smoothness nature is strong.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a hydraulic means of hot pressing of combined material of high accuracy, mainly includes frame (1), control box (9), guide frame (6), movable roll (2) and fixed roll (5), its characterized in that, frame (1) left side upper portion is rotated and is installed guide frame (6), and guide frame (6) middle part inboard top-down rotates and installs equidistance complex guide roll (7), frame (1) bottom left part slidable mounting has spiral frame (15), and spiral frame (15) right part cover is established and is installed spring (24), frame (1) lower part fixed mounting have with spiral frame (15) and spring (24) complex shell (14), inner wall fixed mounting has fixed roll cover (4) that the symmetry set up around frame (1) upper portion, two rotate between the fixed roll cover (4) and install fixed roll (5), the lateral wall fixed mounting that frame (1) rear side is located fixed roll (5) department has motor (25), the motor shaft of motor (25) passes through shaft coupling fixed connection fixed roll (5), frame (1) bottom outer wall fixed mounting has control box (9), and the outer wall has hydro-cylinder (8) through bolt fixed mounting around control box (9), and hydro-cylinder (8) top fixed mounting has movable roller shell (3), two it installs movable roller (2) to rotate between roller shell (3), frame (1) inboard right part inner wall fixed mounting has assembly jig (12) of symmetry, two around installing jig (12) rotate between the rotation and install conveying roller (13).

2. The high-precision hydraulic device for hot pressing of composite materials according to claim 1, wherein a one-way speed regulating valve (16), a pilot type pressurization valve (17), a three-position four-way reversing valve (18), an energy storage device (19), a quick opening valve (20), a safety valve (21), a one-way valve (22), a quantitative gear pump (23) and a pressure gauge (11) are fixedly mounted on the inner side of the control box (9), the one-way speed regulating valve (16) is communicated with the oil cylinder (8) through a pipeline, the pilot type pressurization valve (17) is communicated with the one-way speed regulating valve (16) through a pipeline, the pilot type pressurization valve (17) is communicated with the three-position four-way reversing valve (18) through a pipeline, the three-position four-way reversing valve (18) is communicated with the one-way valve (22) through a pipeline, and the energy storage device (19) and the pressure gauge (11) are mounted on the pipeline between the three-position, The pilot operated type pressurization valve (17), the three-position four-way reversing valve (18), the quick opening valve (20), the safety valve (21) and the quantitative gear pump (23) are communicated with external oil storage equipment, the one-way valve (22) is communicated with the quantitative gear pump (23) through a pipeline, the external oil storage equipment adopts a standard oil storage tank, and a cover plate (10) is rotatably installed on the front side of the control box (9).

3. The hydraulic device for high-precision composite material hot pressing according to claim 1, wherein the lower portions of the front and rear side walls of the outer frame (1) are provided with sliding openings matched with the movable rollers (2), and the outer walls of the movable rollers (2) are in sliding connection with the inner walls of the outer frame (1) at the sliding openings.

4. The hydraulic device for high-precision composite material hot pressing according to claim 1, wherein the side wall of the bottom end of the guide frame (6) is provided with a groove matched with the rotary frame (15).

5. The hydraulic apparatus for high precision hydraulic press of composite materials according to claim 1, wherein the motor (25) and the quantitative gear pump (23) are electrically connected to an external power source.