CN109203331B - Production process of damping rubber ring and hydraulic forming equipment thereof - Google Patents

Production process of damping rubber ring and hydraulic forming equipment thereof Download PDF

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Publication number
CN109203331B
CN109203331B CN201810882113.7A CN201810882113A CN109203331B CN 109203331 B CN109203331 B CN 109203331B CN 201810882113 A CN201810882113 A CN 201810882113A CN 109203331 B CN109203331 B CN 109203331B
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China
Prior art keywords
support
block
distributed
steel ring
sliding
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CN201810882113.7A
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Chinese (zh)
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CN109203331A (en
Inventor
王银川
王莹莹
杨自祺
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Anhui Lotron Rubber Technology Co ltd
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Anhui Lotron Rubber Technology Co ltd
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Priority to CN201810882113.7A priority Critical patent/CN109203331B/en
Publication of CN109203331A publication Critical patent/CN109203331A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/18—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/18—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
    • B29C2043/181—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles encapsulated
    • B29C2043/182—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles encapsulated completely
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/18—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
    • B29C2043/185—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles using adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C2043/3602—Moulds for making articles of definite length, i.e. discrete articles with means for positioning, fastening or clamping the material to be formed or preforms inside the mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/709—Articles shaped in a closed loop, e.g. conveyor belts
    • B29L2031/7096—Rings or ring-like articles

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Thermal Sciences (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

The invention discloses hydraulic forming equipment of a damping rubber ring and a production process thereof, wherein the hydraulic forming equipment comprises the following steps: manufacturing a steel ring: material pretreatment, material cutting and mould rolling; pretreatment of steel rings: the outward appearance of steel ring detects, the steel ring carries out passivation treating, the inner ring sandblast of steel ring, the spraying of steel ring inner ring and handles: preparing a spraying agent, namely uniformly mixing absolute ethyl alcohol and thinbond 4 together, wherein the concentration of the absolute ethyl alcohol in the prepared spraying agent is more than 99 percent, the water content is less than 0.1 percent, and the spraying agent is used for spraying the inner ring of the steel ring; compounding a vulcanization process: and (3) extruding and forming the silica gel and the steel ring by using a hydraulic forming machine. According to the shock-absorbing rubber ring, the steel ring is added on the basis of the original rubber ring, so that the fatigue resistance of the shock-absorbing rubber ring is improved, the service life is prolonged, the working efficiency is improved, and the labor intensity of workers is reduced; the steel ring is sprayed by a spraying agent formed by uniformly mixing absolute ethyl alcohol and thinbond 4, the efficiency of a vulcanization process is improved, the spraying agent has super strong adhesive force, and the quality of a product is enhanced.

Description

Production process of damping rubber ring and hydraulic forming equipment thereof
Technical Field
The invention relates to the technical field of motor damping rubber rings, in particular to a production process of a damping rubber ring and hydraulic forming equipment thereof.
Background
One of the common driving devices for the motor is that a flange is arranged between the motor and the driven piece and is used as a bridge between the motor and the driven piece, the flange directly influences the coaxiality of the installation connection of the motor and the driven part, the vibration and the noise with poor coaxiality are large, the service lives of the motor, the driven part and the flange in the working process are directly influenced, the overhaul rate of equipment is improved, the driven part cannot normally operate, the production progress is influenced, most of the flanges in the prior art are not provided with damping rubber rings, the requirement on the equipment is high, the damping rubber rings added in the flanges are directly thermoformed by adopting silica gel, the damping rubber ring is easy to deform, poor in fatigue resistance, short in service life and short in replacement period, frequent replacement influences the production progress, the labor intensity of workers is increased, and the production efficiency is influenced.
Disclosure of Invention
The invention aims to provide a production process of a damping rubber ring and hydraulic forming equipment thereof, wherein a galvanized sheet is cut into strip-shaped plates, the strip-shaped plates are formed into a steel ring by rolling a film by a mould, the steel ring is passivated and then sand blasting is carried out on the inner ring to improve the adhesive force between the steel ring and silica gel, absolute ethyl alcohol and thinbond 4 are uniformly mixed together to form a spraying agent, the concentration of the absolute ethyl alcohol in the prepared spraying agent is more than 99 percent, the water content is less than 0.1 percent, and the spraying agent is uniformly sprayed on the steel ring; after a steel ring is placed on a steel ring fixing frame, a lower film is placed, a lower die is placed, the dimensional accuracy of the damping rubber ring is ensured through the matching of a double positioning pin and a positioning hole, the damping rubber ring is sent into hydraulic forming equipment through a cylinder and is extruded and formed, the damping rubber ring at the manufacturing position of the process is manufactured, the steel ring is added on the basis of the original damping rubber ring, the fatigue resistance of the damping rubber ring is improved, the service life is prolonged, the working intensity in use is ensured, the replacement times are reduced, the working efficiency is improved, and the labor intensity of workers is reduced.
The purpose of the invention can be realized by the following technical scheme:
a production process of a damping rubber ring comprises the following steps:
(1) manufacturing a steel ring:
1) pretreating the material, selecting a galvanized plate with the thickness of DC53D + Z100 being 1 mm, and eliminating internal stress under natural conditions.
2) The material is cut, the galvanized sheet is cut into the specification with the length of 1000 mm and the width of 12.5 mm by a plate shearing machine, and then the galvanized sheet is punched into a strip-shaped plate with the length of 196.5 mm and the width of 12.5 mm by a punch press.
3) And (2) a mould rolling mould, clamping the cut strip-shaped plate on the mould, keeping the speed at 10-15 mm/s for a circle of clockwise film rolling at a constant speed, keeping the speed at 12-18 mm/s for a circle of anticlockwise film rolling at a constant speed after the circle of the clockwise film rolling is finished, repeating the steps for three times, rolling the film for 3-5 circles at a speed of 20-24 mm/s in the clockwise direction, forming a steel ring on the strip-shaped plate after the mould rolling, forming 4.5 mm notches at two ends of the strip-shaped plate on the steel ring, wherein the outer diameter of the steel ring is 64 mm, the height of the steel ring is 10 mm, forming a groove in the middle of the steel ring, the height of the groove is 2.5 mm, the outer diameter of the groove is 60 mm, and the diameter.
(2) Pretreatment of steel rings:
1) the appearance of the steel ring is detected, whether the appearance of the steel ring has wrinkling, deformation, bruise, scratch, burr, white embroidery on the surface and bad phenomenon of black spots is observed, defective products can be manually repaired at first, timely repair can be conducted, defective products which cannot be repaired are marked, and the defective products are prevented from flowing into the next process.
2) And passivating the steel ring by using a passivating agent.
(3) Inner ring sand blasting of the steel ring:
the inner ring of the steel ring is subjected to sand blasting treatment by adopting refined quartz sand, and the physical and chemical indexes of the refined quartz sand are that the quartz sand particles have uniform appearance, the particle size is 1-3 mm, SiO2 is more than or equal to 88-99.8%, Fe2O3 is less than or equal to 0.1-0.005%, and the refractoriness is 1450-1800 ℃.
(4) Spraying treatment of the inner ring of the steel ring:
1) preparing 100 g of Thinkbond4 vulcanization type bottom coating adhesive under the conditions that the ambient temperature is 20 ℃ and the relative humidity is 20%, pouring the 100 g of Thinkbond4 vulcanization type bottom coating adhesive into a stirrer to be stirred, adding 100 g of absolute ethyl alcohol at a constant speed while stirring, stirring for 2-3 minutes, stirring by a stirring rod at a constant speed of 50 r/min while stirring, adding 100 g of absolute ethyl alcohol to be stirred for 3-4 minutes at a stirring speed of 60 r/min, finally adding 200 g of absolute ethyl alcohol, stirring for 5-6 minutes at a stirring speed of 70 r/min to uniformly mix the absolute ethyl alcohol and the Thinkbond4 according to the proportion of 4:1, wherein the concentration of the absolute ethyl alcohol in the prepared spraying agent is more than 99%, and the water content is less than 0.1%.
2) And (3) spraying treatment, namely selecting a plunger type high-pressure sprayer, adjusting the spraying pressure to 0.5 MPa, adding the prepared spraying agent into the sprayer, spraying the inner ring of the steel ring for the first time, uniformly spraying the spraying agent on the inner ring of the steel ring, wherein the spraying thickness is about 0.1 mm, standing for 30-60 seconds for second time, and finishing spraying when the thickness of the spraying agent is 0.15-0.3 mm and is uniformly distributed on the inner ring of the steel ring.
(5) Compounding a vulcanization process:
the compounding equipment of the silica gel ring adopts an oil pressure forming machine, a steel ring sprayed with a spraying agent is placed on a middle film, silica gel particles are placed in a lower film, the silica gel particles are cylindrical, the diameter of the silica gel particles is 35 mm, the height of the silica gel particles is 41.5 mm, heating wires in the upper film and the lower film are simultaneously pressed by the upper film, the silica gel particles are heated at the temperature of 170 ℃, meanwhile, a hydraulic cylinder applies 20 MPa pressure to the upper film, the forming is carried out for 280 seconds, the film is discharged after the cooling to the normal temperature, and trimming is carried out on a blank of the silica gel ring.
Further, in the cutting process of the material, when a punching machine punches and mills the galvanized sheet, synthetic cutting fluid is sprayed on the punching part, and the physical and chemical indexes of the synthetic cutting fluid are as follows: 4% of surfactant, 30% of amino alcohol and 20% of antirust agent, and the temperature is 20 ℃.
Further, the passivation treating agent is prepared by selecting 300ml/L styrene-acrylic emulsion, 12ml/L phytic acid solution, 80ml/L organosilane and 60ml/L composite salt solution, reacting at 30 ℃, and stirring for 3 hours.
The utility model provides a hydraulic forming equipment of shock attenuation rubber ring, includes the base, be equipped with array distribution's support circular orbit on the base, be equipped with array distribution's first buffering on the base and support, the one end that first buffering was supported is equipped with first fixture block.
The circular rail support device is characterized in that an operation table is arranged on the support circular rail and comprises an operation table base, a second buffer support distributed in an array mode is arranged below the operation table base, a circular groove is formed in the second buffer support, a first buckle is arranged at one end of the circular groove, and the first buffer support is clamped in the circular groove through a first clamping block and the first buckle and slides in the circular groove.
The operation panel base is provided with a movable support platform which is symmetrically distributed, and the movable support platform is provided with a movable through hole which is symmetrically distributed.
The operating table is characterized in that a U-shaped sliding groove is formed in the operating table base and comprises symmetrically distributed sliding groove supporting plates, an air cylinder supporting plate is arranged at one end of the U-shaped sliding groove, a first air cylinder through hole is formed in the air cylinder supporting plate, symmetrically distributed third buffering supports are arranged on the air cylinder supporting plate and comprise second clamping blocks.
And a fourth buffering support is arranged on the third buffering support, and a buffering structure between the third buffering support and the fourth buffering support is the same as that of the first buffering support and that of the second buffering support.
The feeding device is characterized in that a feeding supporting plate is arranged on the sliding groove supporting plate, a first sliding rod through hole is formed in the feeding supporting plate, second cylinders which are symmetrically distributed are arranged on the feeding supporting plate, and U-shaped supporting pieces are arranged on the second cylinders.
One end of the U-shaped sliding groove is provided with a U-shaped fixture support, and the U-shaped fixture support is provided with linear electric cylinder supports which are symmetrically distributed.
The linear electric cylinder sliding block is provided with a servo motor, the servo motor is provided with a clamp, and the clamp is provided with a clamp limiting block.
The U-shaped fixture support is provided with sliding rod fixing holes distributed in an array mode, a first sliding rod is arranged in each sliding rod fixing hole, one end of each first sliding rod is fixed to the U-shaped fixture support, and the other end of each first sliding rod is fixed to the linear electric cylinder support.
And the U-shaped clamp support is provided with symmetrically distributed second air cylinder through holes, the symmetrically distributed second air cylinders are arranged below the U-shaped clamp support, and the movable cylinders of the second air cylinders penetrate through the second air cylinder through holes and are fixed below the material placing supporting plate.
The die slide block support is arranged in the U-shaped sliding groove in a sliding mode, a lower die square groove is formed in the die slide block support, the die slide block support comprises a slide block support base, a cylinder fixing hole is formed in the slide block support base, and the die slide block support is connected with a first cylinder through the cylinder fixing hole.
The lower mould square groove is internally provided with a lower mould, the lower mould is provided with mould circular grooves distributed in an array manner, the depth of each mould circular groove is 6 millimeters, the lower mould is provided with a first positioning pin distributed in a symmetrical manner, the lower mould is provided with a first positioning hole distributed in a symmetrical manner, the lower mould is provided with a first semicircular counter bore distributed in an array manner, and the first semicircular counter bore is internally provided with a first screw fixing groove.
The lower die is provided with a steel ring fixing frame, the steel ring fixing frame is provided with steel ring fixing holes distributed in an array mode, the depth of each steel ring fixing hole is 10 mm, steel ring fixing pins are arranged in the steel ring fixing holes, the steel ring fixing frame is provided with second positioning holes distributed symmetrically, the steel ring fixing frame is provided with fixing frame supporting blocks distributed in an array mode, and a handle is arranged between the fixing frame supporting blocks.
Be equipped with the mould on the steel ring mount, be equipped with an upper fixing plate on going up the mould, be equipped with the anchor clamps fixed orifices on the upper fixing plate, be equipped with the anchor clamps fixed slot of symmetric distribution in the anchor clamps fixed slot, go up the mould and include the mould piece, be equipped with the module of array distribution on the mould piece, the module includes circular main part, is equipped with the shaping piece of array distribution in the circular main part.
The upper die is provided with second positioning pins which are symmetrically distributed, and the upper die is provided with third positioning holes which are symmetrically distributed.
And second semicircular counter bores distributed in an array manner are arranged on the die block, and second screw fixing grooves are formed in the second semicircular counter bores.
The hydraulic support block is arranged on the support circular rail and provided with support block through holes distributed in an array mode, the hydraulic support block moves on the support circular rail through the support block through holes, and nuts distributed in an array mode are arranged on the support circular rail.
The hydraulic support block is provided with symmetrically distributed installation sinking grooves, square installation grooves are arranged below the installation sinking grooves, installation U-shaped holes are formed between the installation sinking grooves and the square installation grooves, hydraulic cylinder through holes are formed in the square installation grooves, symmetrically distributed second sliding rod through holes are formed in the square installation grooves, the second sliding rod through holes penetrate through the hydraulic support block, second sliding rods are arranged in the second sliding rod through holes, and sliding rod supporting plates are arranged on the sliding rods.
And a hydraulic cylinder is arranged on the mounting square groove.
The hydraulic support is characterized in that a hydraulic block is arranged below the hydraulic support block, symmetrically distributed sliding rod connecting plates are arranged on the hydraulic block, triangular supporting plates are arranged on the sliding rod connecting plates and the hydraulic block support, symmetrically distributed third sliding rod through holes are formed in the sliding rod connecting plates, a hydraulic cylinder connecting hole is formed in the sliding rod connecting plate, and one end of a movable cylinder of the hydraulic cylinder is fixedly connected with the hydraulic block through the hydraulic cylinder connecting hole.
Furthermore, the lower part of the base is provided with ground screws distributed in an array manner, the screws are provided with two nuts, and ground feet are arranged below the screws.
Furthermore, heating wires are arranged in the lower die and the module.
Furthermore, a first buffer piece is arranged in the circular groove, and the depth of the circular groove is larger than the height of the first buffer support.
Further, a first air cylinder is arranged on the air cylinder supporting plate.
Furthermore, a linear electric cylinder sliding rail is arranged on the linear electric cylinder support, and a T-shaped sliding groove is formed in the linear electric cylinder sliding rail.
Furthermore, a linear electric cylinder sliding block is arranged on the linear electric cylinder sliding rail, a sliding block U-shaped groove is formed in the linear electric cylinder sliding block, and a T-shaped sliding block is arranged in the sliding block U-shaped groove.
The invention has the beneficial effects that:
1. the shock-absorbing rubber ring is provided with the steel ring on the basis of the original rubber ring, so that the fatigue resistance of the shock-absorbing rubber ring is improved, and the working strength in use is ensured;
2. according to the damping rubber ring, the steel ring is added on the basis of the original rubber ring, so that the service life is prolonged, the replacement times are reduced, the working efficiency is improved, and the labor intensity of workers is reduced;
3. the steel ring in the damping rubber ring is sprayed by the uniform mixed spraying agent of absolute ethyl alcohol and thinbond 4, so that the time of a vulcanization process is shortened, the efficiency of the vulcanization process is improved, the spraying agent has super strong adhesive force, and the quality of a product is enhanced;
4. in the manufacturing process of the damping rubber ring, the upper die, the middle die and the steel ring fixing frame are used, and the multiple positioning pins are used for positioning, so that the manufacturing precision of the damping rubber ring is ensured, the coaxiality of the motor and the driven piece in the installation process is improved, and the service lives of the motor, the flange and the driven piece are prolonged.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the hydroforming apparatus of the present invention;
FIG. 2 is a schematic view of the hydroforming apparatus of the present invention;
FIG. 3 is a schematic view of the structure of the operation table of the present invention;
FIG. 4 is a cross-sectional view of the connection of a first cushioned support and a second cushioned support of the present invention;
FIG. 5 is a cross-sectional view of a third cushioned support and a fourth cushioned support connection in accordance with the present invention;
FIG. 6 is a partial schematic view of the hydroforming apparatus of the present invention;
FIG. 7 is a schematic view of the connection structure of the second cylinder and the U-shaped supporting member according to the present invention;
FIG. 8 is a schematic view of the U-clamp bracket of the present invention;
FIG. 9 is a schematic view of a linear electric cylinder slider configuration of the present invention;
FIG. 10 is a schematic view of the clamp construction of the present invention;
FIG. 11 is a schematic view of a mold slide mount configuration of the present invention;
FIG. 12 is a schematic view of a partial configuration of the hydroforming apparatus of the present invention;
FIG. 13 is a schematic view of the lower die structure of the present invention;
FIG. 14 is a schematic view of the steel ring fixing frame of the present invention;
FIG. 15 is a schematic view of the upper die configuration of the present invention;
FIG. 16 is an enlarged view of the structure of FIG. 15 at A in accordance with the present invention;
FIG. 17 is a schematic view of the circular body of the present invention;
FIG. 18 is a schematic view of the hydraulic mount block of the present invention;
FIG. 19 is a schematic view of the hydraulic block of the present invention;
FIG. 20 is a schematic view of the manufacturing process of the steel ring of the present invention;
FIG. 21 is a cross-sectional view of the steel ring of the present invention.
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.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
A production process of a damping rubber ring comprises the following process flows:
(1) manufacturing a steel ring:
1) pretreating the material, selecting a galvanized plate with the thickness of DC53D + Z100 being 1 mm, and naturally eliminating internal stress for production.
2) Cutting a galvanized plate into a specification with the length of 1000 mm and the width of 12.5 mm by a plate shearing machine, punching the galvanized plate into a strip-shaped plate with the length of 196.5 mm and the width of 12.5 mm by a punch, spraying synthetic cutting fluid to a punching part when the galvanized plate is punched and milled by the punch, wherein the physical and chemical indexes of the synthetic cutting fluid are as follows: surfactant 4%, amino alcohol 30%, antirust agent 20%, the temperature is 20 degrees centigrade, avoids the punch press to strike the influence of high temperature that the galvanized sheet produced to the product size, and the temperature of cutting fluid timely cooling and the interior environment of keeping the punch press can wash away the piece that the impact in-process produced simultaneously, avoids the piece to the influence of machining dimension and the clean and tidy of operation panel.
3) And (2) a mould rolling mould, clamping the cut strip-shaped plate on the mould, keeping the speed at 10-15 mm/s for clockwise rolling a film for one circle at a constant speed, keeping the speed at 12-18 mm/s for anticlockwise rolling the film for one circle after one circle is finished, repeating the steps for three times, rolling the film for 3-5 circles at a speed of 20-24 mm/s in the clockwise direction, forming a steel ring by the strip-shaped plate after the mould rolling, wherein as shown in a figure 20, notches of 4.5 mm are formed at two ends of the strip-shaped plate on the steel ring, the outer diameter of the steel ring is 64 mm at the moment, the height of the steel ring is 10 mm at the moment, as shown in a figure 21, a groove at the middle part of the steel ring is provided with a groove height of 2.5 mm, the outer diameter of the groove is 60 mm.
(2) Pretreatment of steel rings:
1) the appearance of the steel ring is detected, whether the appearance of the steel ring has the phenomena of wrinkling, deformation, bruise, scratch, burr, white embroidery on the surface and bad black spots is observed, defective products can be manually repaired at first, the defective products can be repaired in time, and the defective products which cannot be repaired are marked to prevent the defective products from flowing into the next procedure.
2) The steel ring is passivated by selecting 300ml/L styrene-acrylic emulsion, 12ml/L phytic acid solution, 80ml/L organosilane and 60ml/L composite salt solution, stirring for 3 hours at the reaction temperature of 30 ℃ to form a passivation treating agent, and passivating the steel ring by using the treating agent to remove the original oxide layer on the surface of the steel ring, and meanwhile, a better steel ring surface layer with uniformly distributed conversion films is formed, so that the corrosion resistance of the steel ring is improved.
(3) Inner ring sand blasting of the steel ring:
the inner ring of the steel ring is subjected to sand blasting treatment by adopting refined quartz sand, wherein the physical and chemical indexes of the refined quartz sand are that the appearance of quartz sand particles is uniform, the granularity is 1-3 mm, SiO2 is more than or equal to 88-99.8%, Fe2O3 is less than or equal to 0.1-0.005%, the refractoriness is 1450-1800 ℃, and the inner ring of the steel ring obtains certain cleanliness and roughness by the impact and cutting action of the sand blasting on the surface of the steel ring, and meanwhile, the mechanical property of the inner ring is improved, the fatigue resistance of the steel ring is improved, and the adhesive force between the inner ring and silica gel is increased.
(4) Spraying treatment of the inner ring of the steel ring:
1) preparing 100 g of Thinkbond4 vulcanization type bottom coating adhesive under the conditions that the ambient temperature is 20 ℃ and the relative humidity is 20%, pouring the 100 g of Thinkbond4 vulcanization type bottom coating adhesive into a stirrer to be stirred, adding 100 g of absolute ethyl alcohol at a constant speed while stirring, stirring for 2-3 minutes, stirring by a stirring rod at a constant speed of 50 r/min while stirring, adding 100 g of absolute ethyl alcohol to be stirred for 3-4 minutes at a stirring speed of 60 r/min, finally adding 200 g of absolute ethyl alcohol, stirring for 5-6 minutes at a stirring speed of 70 r/min to uniformly mix the absolute ethyl alcohol and the Thinkbond4 according to the proportion of 4:1, wherein the concentration of the absolute ethyl alcohol in the prepared spraying agent is more than 99%, and the water content is less than 0.1%.
2) And (3) spraying treatment, namely selecting a plunger type high-pressure sprayer, adjusting the spraying pressure to 0.5 MPa, adding the prepared spraying agent into the sprayer, spraying the inner ring of the steel ring for the first time, uniformly spraying the spraying agent on the inner ring of the steel ring, wherein the spraying thickness is about 0.1 mm, standing for 30-60 seconds for second time, and finishing spraying when the thickness of the spraying agent is 0.15-0.3 mm and is uniformly distributed on the inner ring of the steel ring.
(5) Compounding a vulcanization process:
the compounding equipment of the silica gel ring adopts an oil pressure forming machine, a steel ring sprayed with a spraying agent is placed on a middle film, silica gel particles are placed in a lower film, the silica gel particles are cylindrical, the diameter of the silica gel particles is 35 mm, the height of the silica gel particles is 41.5 mm, heating wires in the upper film and the lower film are simultaneously pressed by the upper film, the silica gel particles are heated at the temperature of 170 ℃, meanwhile, a hydraulic cylinder applies 20 MPa pressure to the upper film, the forming is carried out for 280 seconds, the film is discharged after the cooling to the normal temperature, and trimming is carried out on a blank of the silica gel ring.
The utility model provides a hydraulic forming equipment of shock attenuation rubber ring, includes base 1, as shown in fig. 1, fig. 2, the below of base 1 is equipped with array distribution's rag screw 11, is equipped with two nuts 13 on the screw 11, and the below of screw 11 is equipped with lower margin 12, through adjusting nut 13 position on the screw, adjusts the level of whole equipment, and another nut 13 of rethread is dead with its lock, prevents that equipment from in the use, and the level from taking place to change, influences the quality of product.
The base 1 is provided with supporting circular rails 2 distributed in an array manner, as shown in fig. 2, one end of each supporting circular rail 2 is fixedly connected with the base 1, the other end of each supporting circular rail 2 is provided with threads, the base 1 is provided with first buffering supports 14 distributed in an array manner, and one end of each first buffering support 14 is provided with a first fixture block 141.
Support to be equipped with operation panel 3 on circular rail 2, as shown in fig. 3, operation panel 3 includes operation panel base 31, and operation panel base 31 below is equipped with the second buffer support 311 of array distribution, is equipped with circular slot 3112 in the second buffer support 311, and circular slot 3112 one end is equipped with first buckle 3111, and first buffer support 14 slides in circular slot 3112 through first fixture block 141 and first buckle 3111 card.
The circular groove 3112 is provided with a first buffer 3113, one end of the first buffer 3113 acts on the first block 141, the other end acts on the inner wall of the circular groove 3112, and the depth of the circular groove 3112 is greater than the height of the first buffer support 14. When the operation table 3 is pressed by a force, the operation table is buffered by the first buffer support 14 and the second buffer support 311, and then the second buffer support 311 is supported in contact with the base 1.
The console base 31 is provided with symmetrically distributed movable support bases 32, and as shown in fig. 3, the movable support bases 32 are provided with symmetrically distributed movable through holes 321, and the console 3 is fitted over the support circular rail 2 through the movable through holes 321.
The operating table base 31 is provided with a U-shaped sliding chute 35, as shown in fig. 3, the U-shaped sliding chute 35 includes symmetrically distributed chute supporting plates 33, one end of the U-shaped sliding chute 35 is provided with a cylinder supporting plate 34, the cylinder supporting plate 34 is provided with a first cylinder through hole 341, the cylinder supporting plate 34 is provided with symmetrically distributed third buffer supports 342, and the third buffer supports 342 include second clamping blocks 3421.
The first cylinder 345 is disposed on the cylinder support plate 34, the first cylinder 345 is fastened to the cylinder support plate 34, and the movable rod of the first cylinder 345 passes through the first cylinder through hole 341.
A fourth buffer support 343 is provided on the third buffer support 342, and a buffer structure between the third buffer support 342 and the fourth buffer support 343 is the same as that of the first buffer support 14 and the second buffer support 311, as shown in fig. 5.
The chute supporting plate 33 is provided with a feeding supporting plate 36, as shown in fig. 6, the feeding supporting plate 36 is provided with a first slide rod through hole 361, the feeding supporting plate 36 is provided with second cylinders 362 symmetrically distributed, and the second cylinders 362 are provided with U-shaped supporting members 363, as shown in fig. 7.
One end of the U-shaped sliding groove 35 is provided with a U-shaped clamp bracket 364, as shown in fig. 8, the U-shaped clamp bracket 364 is provided with a linear electric cylinder bracket 3643 which is symmetrically distributed, the linear electric cylinder bracket 3643 is provided with a linear electric cylinder sliding rail 3644, the linear electric cylinder sliding rail 3644 is provided with a T-shaped sliding groove 3645, the linear electric cylinder sliding rail 3644 is provided with a linear electric cylinder sliding block 366, the linear electric cylinder sliding block 366 is provided with a sliding block U-shaped groove 3661, the sliding block U-shaped groove 3661 is provided with a T-shaped sliding block 3662, and the T-shaped sliding block 3662 is clamped in the T-shaped sliding groove 3645, so that the linear electric cylinder sliding block.
A servo motor 367 is arranged on the linear electric cylinder sliding block 366, a clamp 368 is arranged on the servo motor 367, and as shown in fig. 10, a clamp limiting block 3681 is arranged on the clamp 368.
The U-shaped clamp bracket 364 is provided with slide rod fixing holes 3641 distributed in an array manner, a first slide rod 3651 is arranged in the slide rod fixing hole 3641, one end of the first slide rod 3651 is fixed on the U-shaped clamp bracket 364, and the other end of the first slide rod 3651 is fixed on the linear electric cylinder bracket 3643. The first slide bar 3651 passes through the first slide bar pass-through hole 361.
The U-shaped clamp bracket 364 is provided with second air cylinder through holes 3642 which are symmetrically distributed, the lower part of the U-shaped clamp bracket 364 is provided with second air cylinders 365 which are symmetrically distributed, and movable cylinders of the second air cylinders 365 pass through the second air cylinder through holes 3642 and are fixed below the discharging support plate 36.
Slide in U type spout 35 and be equipped with mould slider support 37, as shown in fig. 11, be equipped with lower square groove 371 on the mould slider support 37, mould slider support 37 includes slider support base 372, is equipped with cylinder fixed orifices 373 on slider support base 372, and mould slider support 37 passes through cylinder fixed orifices 373 to be connected with first cylinder 345, and first cylinder 345 control mould slider support 37 slides in U type spout 35.
A lower die 10 is arranged in the lower die square groove 371, as shown in fig. 12 and 13, the lower die 10 is provided with die circular grooves 101 distributed in an array manner, the depth of the die circular grooves 101 is 6 mm, the lower die 10 is provided with first positioning pins 102 distributed symmetrically, the lower die 10 is provided with first positioning holes 103 distributed symmetrically, the lower die 10 is provided with first semicircular counter bores 104 distributed in an array manner, the first semicircular counter bores 104 are provided with first screw fixing grooves 105, and the lower die 10 is fixedly connected with the die slider bracket 37 through screws in the first screw fixing grooves 105; the lower mold 10 is provided with an electric heating wire for heating the silica gel raw material.
The lower die 10 is provided with a steel ring fixing frame 9, as shown in fig. 14, the steel ring fixing frame 9 is provided with steel ring fixing holes 91 distributed in an array, the depth of the steel ring fixing holes 91 is 10 mm, steel ring fixing pins 911 are arranged in the steel ring fixing holes 91, the steel ring fixing frame 9 is provided with second positioning holes 95 distributed symmetrically, the steel ring fixing frame 9 is provided with fixing frame supporting blocks 92 distributed in an array, and a handle 94 is arranged between the fixing frame supporting blocks 92.
Last mould 8 that is equipped with of steel ring mount 9, as shown in fig. 15, be equipped with upper die fixing plate 81 on last mould 8, be equipped with anchor clamps fixed orifices 811 on upper die fixing plate 81, as shown in fig. 16, be equipped with symmetric distribution's anchor clamps fixed slot 812 in the anchor clamps fixed orifices 811, go up mould 8 and include mould piece 82, be equipped with array distribution's module 85 on the mould piece 82, module 85 includes circular main part 851, as shown in fig. 17, is equipped with array distribution's shaping piece 852 on circular main part 851.
The module 85 is provided with an electric heating wire for heating the silica gel material in the lower mold 10 during molding.
The upper die 8 is provided with second positioning pins 822 symmetrically distributed, the second positioning pins 822 are matched and positioned with the first positioning holes 103, the upper die 8 is provided with third positioning holes 821 symmetrically distributed, and the third positioning holes 821 and the second positioning holes 95 are matched and positioned with the first positioning pins 102.
The die block 82 is provided with second semicircular counterbores 83 distributed in an array manner, second screw fixing grooves 84 are formed in the second semicircular counterbores 83, and the die block 82 is fixedly connected with the upper die fixing plate 81 through screws in the second screw fixing grooves 84.
The supporting circular rail 2 is provided with hydraulic support blocks 5, as shown in fig. 2 and 18, the hydraulic support blocks 5 are provided with support block through holes 51 distributed in an array manner, the hydraulic support blocks 5 move on the supporting circular rail 2 through the support block through holes 51, the supporting circular rail 2 is provided with nuts 6 distributed in an array manner, and the hydraulic support blocks 5 are fixed on the supporting circular rail 2 by the nuts 6.
The hydraulic support block 5 is provided with symmetrically distributed installation sunken grooves 52, square installation grooves 54 are arranged below the installation sunken grooves 52, installation U-shaped holes 53 are formed between the installation sunken grooves 52 and the square installation grooves 54, hydraulic cylinder through holes 55 are formed in the square installation grooves 54, symmetrically distributed second slide rod through holes 56 are formed in the square installation grooves 54, the second slide rod through holes 56 penetrate through the hydraulic support block 5, second slide rods 71 are arranged in the second slide rod through holes 56, and slide rod support plates 71 are arranged on the slide rods 71.
The mounting square groove 54 is provided with a hydraulic cylinder 7, and a movable cylinder of the hydraulic cylinder 7 penetrates through the hydraulic cylinder through hole 55.
A hydraulic block 4 is arranged below the hydraulic support block 5, as shown in fig. 19, symmetrically distributed slide rod connecting plates 41 are arranged on the hydraulic block 4, triangular supporting plates 42 are arranged on the slide rod connecting plates 41 and the hydraulic block 4, symmetrically distributed third slide rod through holes 43 are arranged on the slide rod connecting plates 41, one end of a second slide rod 71 is tightly connected with the hydraulic block 4 through the third slide rod through holes 43, a hydraulic cylinder connecting hole 44 is arranged on the slide rod connecting plate 41, and one end of a movable cylinder of the hydraulic cylinder 7 is tightly connected with the hydraulic block 4 through the hydraulic cylinder connecting hole 44.
During the use, the reset state of make-up machine is that pneumatic cylinder 7 drives hydraulic block 4 and rises, first cylinder 345 control slider support 37 slides to the one end of U type spout 35, lower mould 10 is located slider support 37, steel ring mount 9 is located lower mould 10, straight line electricity jar slider 366 drives servo motor 367 and moves, make anchor clamps 368 slider insert in the anchor clamps fixed orifices 811 of last mould 8, second cylinder 365 retracts, lift up U type anchor clamps support 364, to go up mould 8 this moment and lift up, servo motor 367 drives and goes up mould 8 rotatory, rotatory aim at, whether there is silica gel to remain on the clear mould of seeing that can clear away, influence the shaping of pressing the membrane next time, there is silica gel to remain and need in time the sanitization. The steel ring is put into the steel ring fixing frame 9, the steel ring fixing frame 9 is positioned on the lower die 10 through the second positioning hole 95 and the first positioning pin 102, the silica gel raw material is put into the circular groove 101 of the die, at this time, the servo motor 367 drives the upper die 8 to rotate, so that the upper mold 8 is in a horizontal state, the movable cylinder of the second air cylinder 365 extends out, so that the upper mold 8 falls down, the second positioning pin 822 is matched with the first positioning hole 103 to be positioned on the steel ring fixing frame 9, meanwhile, the heating wires in the upper die 8 and the lower die 10 heat the silica gel raw material, the first air cylinder 345 drives the sliding block bracket 37 to slide to the other end of the U-shaped sliding groove 35, the slider bracket 37 is buffered by the third buffer support 342 and the fourth buffer support 343, the hydraulic cylinder 7 drives the hydraulic block 4 to extrude the die on the operation table 3, the heated silica gel material is extruded and pressed while the first buffer support 14 and the second buffer support 311 buffer the operation table 3. After the forming, the hydraulic cylinder 7 drives the hydraulic block 4 to be lifted, the forming machine is restored to the reset state, meanwhile, the second cylinder 362 drives the U-shaped supporting piece 363 to enable the steel ring fixing frame 9 to be lifted, and the formed damping rubber ring is located on the steel ring fixing frame 9 and taken out.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims (5)

1. The hydraulic forming equipment for the damping rubber ring comprises a base (1) and is characterized in that supporting circular rails (2) distributed in an array manner are arranged on the base (1), first buffering supports (14) distributed in an array manner are arranged on the base (1), and a first clamping block (141) is arranged at one end of each first buffering support (14);
an operation table (3) is arranged on the supporting circular rail (2), the operation table (3) comprises an operation table base (31), second buffering supports (311) distributed in an array mode are arranged below the operation table base (31), a circular groove (3112) is arranged in each second buffering support (311), a first buckle (3111) is arranged at one end of the circular groove (3112), and the first buffering supports (14) are clamped in the circular groove (3112) through first clamping blocks (141) and first buckles (3111) to slide;
the operating platform base (31) is provided with symmetrically distributed movable supporting platforms (32), and the movable supporting platforms (32) are provided with symmetrically distributed movable through holes (321);
the operating table is characterized in that a U-shaped sliding chute (35) is arranged on the operating table base (31), the U-shaped sliding chute (35) comprises symmetrically distributed chute supporting plates (33), an air cylinder supporting plate (34) is arranged at one end of the U-shaped sliding chute (35), a first air cylinder through hole (341) is formed in the air cylinder supporting plate (34), third buffer supports (342) are symmetrically distributed in the air cylinder supporting plate (34), and each third buffer support (342) comprises a second clamping block (3421);
a fourth buffer support (343) is arranged on the third buffer support (342), and the buffer structure between the third buffer support (342) and the fourth buffer support (343) is the same as that of the first buffer support (14) and the second buffer support (311);
a material placing support plate (36) is arranged on the chute support plate (33), a first sliding rod through hole (361) is arranged on the material placing support plate (36), second air cylinders (362) which are symmetrically distributed are arranged on the material placing support plate (36), and U-shaped supporting pieces (363) are arranged on the second air cylinders (362);
a U-shaped clamp bracket (364) is arranged at one end of the U-shaped sliding groove (35), symmetrically distributed linear electric cylinder brackets (3643) are arranged on the U-shaped clamp bracket (364), linear electric cylinder sliding rails (3644) are arranged on the linear electric cylinder brackets (3643), T-shaped sliding grooves (3645) are arranged on the linear electric cylinder sliding rails (3644), linear electric cylinder sliding blocks (366) are arranged on the linear electric cylinder sliding rails (3644), sliding block U-shaped grooves (3661) are arranged on the linear electric cylinder sliding blocks (366), and T-shaped sliding blocks (3662) are arranged in the sliding block U-shaped grooves (3661);
a servo motor (367) is arranged on the linear electric cylinder sliding block (366), a clamp (368) is arranged on the servo motor (367), and a clamp limiting block (3681) is arranged on the clamp (368);
sliding rod fixing holes (3641) distributed in an array mode are formed in the U-shaped clamp bracket (364), a first sliding rod (3651) is arranged in each sliding rod fixing hole (3641), one end of each first sliding rod (3651) is fixed to the U-shaped clamp bracket (364), and the other end of each first sliding rod is fixed to the linear electric cylinder bracket (3643);
second air cylinder through holes (3642) which are symmetrically distributed are formed in the U-shaped clamp support (364), third air cylinders (365) which are symmetrically distributed are arranged below the U-shaped clamp support (364), and movable cylinders of the third air cylinders (365) penetrate through the second air cylinder through holes (3642) and are fixed below the material placing support plate (36);
a die sliding block support (37) is arranged in the U-shaped sliding groove (35) in a sliding mode, a lower die square groove (371) is formed in the die sliding block support (37), the die sliding block support (37) comprises a sliding block support base (372), a cylinder fixing hole (373) is formed in the sliding block support base (372), and the die sliding block support (37) is connected with a first cylinder (345) through the cylinder fixing hole (373);
a lower die (10) is arranged in the lower die square groove (371), die circular grooves (101) distributed in an array mode are formed in the lower die (10), the depth of each die circular groove (101) is 6 mm, first positioning pins (102) distributed symmetrically are arranged on the lower die (10), first positioning holes (103) distributed symmetrically are formed in the lower die (10), first semicircular counter bores (104) distributed in an array mode are formed in the lower die (10), and first screw fixing grooves (105) are formed in the first semicircular counter bores (104);
the steel ring fixing device is characterized in that a steel ring fixing frame (9) is arranged on the lower die (10), steel ring fixing holes (91) distributed in an array mode are formed in the steel ring fixing frame (9), the depth of each steel ring fixing hole (91) is 10 mm, steel ring fixing pins (911) are arranged in the steel ring fixing holes (91), second positioning holes (95) distributed symmetrically are formed in the steel ring fixing frame (9), fixing frame supporting blocks (92) distributed in an array mode are arranged on the steel ring fixing frame (9), and handles (94) are arranged between the fixing frame supporting blocks (92);
an upper die (8) is arranged on the steel ring fixing frame (9), an upper die fixing plate (81) is arranged on the upper die (8), a clamp fixing hole (811) is formed in the upper die fixing plate (81), clamp fixing grooves (812) which are symmetrically distributed are formed in the clamp fixing hole (811), the upper die (8) comprises a die block (82), modules (85) which are distributed in an array mode are arranged on the die block (82), the modules (85) comprise a circular main body (851), and forming blocks (852) which are distributed in an array mode are arranged on the circular main body (851);
second positioning pins (822) which are symmetrically distributed are arranged on the upper die (8), and third positioning holes (821) which are symmetrically distributed are arranged on the upper die (8);
second semicircular counter bores (83) distributed in an array mode are formed in the die block (82), and second screw fixing grooves (84) are formed in the second semicircular counter bores (83);
the hydraulic support block (5) is arranged on the support circular rail (2), support block through holes (51) distributed in an array manner are formed in the hydraulic support block (5), the hydraulic support block (5) moves on the support circular rail (2) through the support block through holes (51), and first nuts (6) distributed in an array manner are arranged on the support circular rail (2);
the hydraulic support block (5) is provided with symmetrically distributed installation sunken grooves (52), square installation grooves (54) are arranged below the installation sunken grooves (52), an installation U-shaped hole (53) is arranged between the installation sunken groove (52) and the square installation grooves (54), a hydraulic cylinder through hole (55) is arranged in the square installation groove (54), symmetrically distributed second sliding rod through holes (56) are arranged in the square installation grooves (54), the second sliding rod through hole (56) penetrates through the hydraulic support block (5), a second sliding rod (71) is arranged in the second sliding rod through hole (56), and a sliding rod support plate (72) is arranged on the second sliding rod (71);
a hydraulic cylinder (7) is arranged on the mounting square groove (54);
the hydraulic support is characterized in that a hydraulic block (4) is arranged below the hydraulic support block (5), symmetrically distributed sliding rod connecting plates (41) are arranged on the hydraulic block (4), triangular supporting plates (42) are arranged on the sliding rod connecting plates (41) and the hydraulic block (4) in a supporting mode, symmetrically distributed third sliding rod through holes (43) are formed in the sliding rod connecting plates (41), hydraulic cylinder connecting holes (44) are formed in the sliding rod connecting plates (41), and one end of a movable cylinder of a hydraulic cylinder (7) is fixedly connected with the hydraulic block (4) through the hydraulic cylinder connecting holes (44).
2. The hydraulic forming equipment for the damping rubber ring according to claim 1, wherein the lower part of the base (1) is provided with ground screws (11) distributed in an array, the screw (11) is provided with two second nuts (13), and the lower part of the screw (11) is provided with ground feet (12).
3. The hydraulic molding apparatus for shock-absorbing rubber rings as claimed in claim 1, wherein heating wires are provided in both the lower mold (10) and the mold block (85).
4. The hydroforming apparatus according to claim 1, characterized in that a first bumper (3113) is disposed in the circular groove (3112), and the depth of the circular groove (3112) is greater than the height of the first bumper support (14).
5. The hydroforming apparatus according to claim 1, wherein the cylinder support plate (34) is provided with a first cylinder (345).
CN201810882113.7A 2018-08-06 2018-08-06 Production process of damping rubber ring and hydraulic forming equipment thereof Active CN109203331B (en)

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CN203477692U (en) * 2013-08-16 2014-03-12 中国船舶重工集团公司第七0四研究所 Medium-temperature damping connecting pipe
CN203800732U (en) * 2014-04-18 2014-08-27 合肥凯邦电机有限公司 Connection structure of motor end cover and damping rubber ring
CN103966593A (en) * 2014-05-12 2014-08-06 无锡海特新材料研究院有限公司 Antiseptic and anticorrosive treatment method for metal surface
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CN105171988A (en) * 2015-06-25 2015-12-23 贵州航天精工制造有限公司 Aviation buffer rubber gasket and production method thereof
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