Background
The polyurethane rubber is polymerized by polyester (or polyether) and diisocyanate compounds; the highest abrasion resistance among various rubbers; the rubber sealing gasket has the advantages of high strength, high elasticity, good oil resistance, ozone resistance, aging resistance, air tightness and the like. The disadvantages are poor moisture resistance, poor water and alkali resistance, and poor solvent resistance. It is used for making tyre, oil-proof and benzene-proof parts, and shockproof products of gasket.
The polyurethane elastomer rubber particles are derivatives obtained by granulating polyurethane rubber through a granulator; the polyurethane elastomer rubber particles produced by the granulator need to be rapidly cooled, so that the polyurethane elastomer rubber particles are conveniently molded; however, the current polyurethane elastomer rubber particles mainly have the following problems in the process of cooling and forming: polyurethane elastomer rubber particles generated by the granulator are stacked together, so that the polyurethane elastomer rubber particles are cooled unevenly, and the forming effect of the polyurethane elastomer rubber particles is influenced; and the piled rubber particles are piled together to be not beneficial to heat dissipation; resulting in low heat dissipation efficiency.
Therefore, in order to improve the heat dissipation efficiency of the polyurethane elastomer rubber particles and ensure the molding effect of the polyurethane elastomer rubber particles; the invention provides a polyurethane elastomer rubber particle manufacturing and processing system.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme that the polyurethane elastomer rubber particle manufacturing and processing system comprises a material containing box, a primary heat dissipation device, a spiral heat dissipation device, a water cooling device, a material collecting funnel and a supporting angle; wherein:
the section of the material containing box is of a T-shaped cylindrical hollow structure; the side wall of the lower end of the material containing box is uniformly provided with supporting angles, and the outer wall of the bottom end of the material containing box is provided with a material collecting funnel in a threaded connection mode; the inside of the material containing box is sequentially provided with a primary heat radiating device, a spiral heat radiating device and a water cooling device from top to bottom in a movable connection mode; and the primary heat dissipation device and the spiral heat dissipation device are mutually connected.
The primary heat dissipation device comprises an inverted cone-shaped isolation cylinder, a support cylinder, a grid plate, a support spring, a tension steel wire rope, an execution cylinder, a double-shaft motor and a driving fan; the inverted cone-shaped isolation cylinder is arranged on the inner wall of the material accommodating box, and air guide holes are uniformly formed in the inverted cone-shaped isolation cylinder; the lower end of the inverted cone-shaped isolation cylinder is provided with a support cylinder, and the lower end of the support cylinder is uniformly provided with vent holes; the side wall of the lower end of the inverted cone-shaped isolation cylinder is uniformly provided with grid plates through pin shafts, the outer wall of the lower end of each grid plate is provided with a support plate, the tensile steel wire rope penetrates through the support cylinder and is connected to the support plate, and the outer wall of the tensile steel wire rope between the support cylinder and the support plate is sleeved with a support spring; the actuating cylinders are uniformly arranged on the inner wall of the bottom end of the supporting cylinder, the top end of the actuating cylinder is connected to the tension steel wire rope, the double-shaft motor is installed in the middle of the lower end of the supporting cylinder through a motor base, a driving fan is installed on an output shaft at the upper end of the double-shaft motor through a coupler, and an output shaft at the lower end of the double-shaft motor is connected to the spiral heat dissipation device; the driving fan is driven to rotate by the operation of the double-shaft motor, so that the rubber particles at the upper end of the inverted cone-shaped isolation cylinder are quickly cooled; blowing the rubber particles by wind power, cooling for a period of time, and then opening the grating plates by executing the work of the air cylinder, so that the rubber particles subjected to preliminary cooling fall down; the rubber particles on the upper end can be uniformly radiated through the arranged primary radiating device, and the radiating effect of the rubber particles is ensured.
The water cooling device comprises a bracket, a spherical sleeve, an angle plate, a compression spring and a bidirectional cylinder; the bracket is uniformly arranged on the inner wall of the material containing box, the bracket is provided with a spherical sleeve, the side wall of the spherical sleeve is symmetrically provided with clamping holes, one end of the angle plate penetrates through the clamping hole of the spherical sleeve and is arranged in the spherical sleeve through a bearing, and the other end of the angle plate is provided with a movable bead which is matched with the inner wall of the material containing box in a movable connection mode; the compression spring is connected with the side wall of the clamping hole formed in the spherical sleeve, and the other end of the compression spring is connected with the outer wall of the upper end of the angle plate; the angle plate is provided with a cavity structure, the bidirectional cylinder is arranged inside the spherical sleeve, and two ends of the bidirectional cylinder are respectively connected to the outer wall of the lower end of the angle plate; the angle plate is driven to be intermittently opened through the reciprocating work of the bidirectional cylinder, the rubber particles falling on the upper end of the angle plate are shaken and cooled, and the shaken rubber particles fall out through the opened angle plate according to a certain amount, so that the blanking at every time is ensured to be certain, and the heat dissipation of the rubber particles is facilitated.
Preferably; the spiral heat dissipation device comprises a driving sleeve, a driving clamping cylinder, a wind turbine blade and a material guide rail; the driving sleeve is arranged on the inner wall of the material containing box through a bearing, the outer wall of the top end of the driving clamping cylinder is connected with the lower end output shaft of the double-shaft motor through a flange, through holes are uniformly formed in the circumferential side wall of the driving clamping cylinder, and wind turbine blades are arranged on the inner wall of the driving clamping cylinder; a material guide rail is arranged between the outer wall of the driving clamping barrel and the inner wall of the driving sleeve; the further cooling treatment that is darker one deck to the rubber granule after preliminary cooling treatment through the spiral heat abstractor that sets up to realize rubber granule rapid cooling production, the rubber granule rapid prototyping of the granulator production of being convenient for.
Preferably; cooling liquid is injected into the cavity structure of the angle plate; the cooling liquid is injected into the cavity structure of the angle plate to cool the angle plate, so that the cooling effect of the rubber particles is ensured.
Preferably; the guide rail is of a spiral structure; the material guide rail is arranged to be of a spiral structure, so that the flowing path of rubber particles is prolonged, the cooling time of the rubber particles is prolonged, and the cooling of the rubber particles is effectively guaranteed.
The invention has the beneficial effects that:
firstly, the driving fan is driven to rotate by the working of the double-shaft motor, so that the rubber particles at the upper end of the inverted cone-shaped isolation cylinder are quickly cooled; blowing the rubber particles by wind power, cooling for a period of time, and then opening the grating plates by executing the work of the air cylinder, so that the rubber particles subjected to preliminary cooling fall down; the rubber particles at the upper end can be uniformly radiated by the arranged primary radiating device, and the radiating effect of the rubber particles is ensured;
the bidirectional cylinder works in a reciprocating manner to drive the angle plate to open intermittently, rubber particles falling on the upper end of the angle plate vibrate and cool, and the vibrated rubber particles fall out through the opened angle plate according to a certain amount, so that certain blanking is ensured every time, and the heat dissipation of the rubber particles is facilitated;
the rubber particles subjected to preliminary cooling treatment are further subjected to further cooling treatment for one layer by the spiral cooling device, so that the rubber particles are rapidly cooled and produced, and the rubber particles produced by the granulator are rapidly molded.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further described below by combining with the specific drawings, and it is to be noted that the embodiments and the features in the embodiments can be combined with each other in the application without conflict.
As shown in fig. 1 to 3, a system for manufacturing and processing polyurethane elastomer rubber particles comprises a material containing box 1, a primary heat dissipation device 2, a spiral heat dissipation device 3, a water cooling device 4, a material collecting funnel 5 and a supporting angle 6; wherein:
the section of the material containing box 1 is of a T-shaped cylindrical hollow structure; the side wall of the lower end of the material containing box 1 is uniformly provided with supporting angles 6, and the outer wall of the bottom end of the material containing box 1 is provided with a material collecting funnel 5 in a threaded connection mode; the inside of the material containing box 1 is sequentially provided with a primary heat radiating device 2, a spiral heat radiating device 3 and a water cooling device 4 from top to bottom in a movable connection mode; and the primary heat dissipation device 2 and the spiral heat dissipation device 3 are connected with each other.
The primary heat dissipation device 2 comprises an inverted cone-shaped isolation cylinder 21, a support cylinder 22, a grid plate 23, a support plate 24, a support spring 25, a tension steel wire rope 26, an execution cylinder 27, a double-shaft motor 28 and a drive fan 29; the inverted cone-shaped isolation cylinder 21 is arranged on the inner wall of the material containing box 1, and air guide holes are uniformly formed in the inverted cone-shaped isolation cylinder 21; the lower end of the inverted cone-shaped isolation cylinder 21 is provided with a support cylinder 22, and the lower end of the support cylinder 22 is uniformly provided with vent holes; the side wall of the lower end of the inverted cone-shaped isolation cylinder 21 is uniformly provided with grid plates through a pin shaft, the outer wall of the lower end of the grid plate 23 is provided with a support plate 24, the pull steel wire rope 26 penetrates through the support cylinder 22 and is connected to the support plate 24, and the outer wall of the pull steel wire rope 26 between the support cylinder 22 and the support plate 24 is sleeved with a support spring 25; the actuating cylinders 27 are uniformly arranged on the inner wall of the bottom end of the supporting cylinder 22, the top ends of the actuating cylinders 27 are connected to the tension steel wire rope 26, the double-shaft motor 28 is installed in the middle of the lower end of the supporting cylinder 22 through a motor base, an output shaft at the upper end of the double-shaft motor 28 is provided with a driving fan 29 through a coupler, and an output shaft at the lower end of the double-shaft motor 28 is connected to the spiral heat dissipation device 3; the double-shaft motor 28 works to drive the driving fan 29 to rotate, so that the rubber particles at the upper end of the inverted cone-shaped isolation cylinder 21 are quickly cooled; after the rubber particles are blown by wind power to cool for a period of time, the grille plate 23 is opened by the operation of the execution cylinder 27, so that the rubber particles after preliminary cooling fall down; the rubber particles on the upper end can be conveniently and uniformly radiated through the arranged primary radiating device 2, and the radiating effect of the rubber particles is ensured.
The spiral heat dissipation device 3 comprises a driving sleeve 31, a driving clamping cylinder 32, wind vortex blades 33 and a material guide rail 34; the driving sleeve 31 is arranged on the inner wall of the material containing box 1 through a bearing, the outer wall of the top end of the driving clamping cylinder 32 is connected with the lower end output shaft of the double-shaft motor 28 through a flange, through holes are uniformly formed in the circumferential side wall of the driving clamping cylinder 32, and wind turbine blades 33 are arranged on the inner wall of the driving clamping cylinder 32; a material guide rail 34 is arranged between the outer wall of the driving clamping cylinder 32 and the inner wall of the driving sleeve 31; the material guide rail 34 is of a spiral structure; the guide rail 34 is arranged in a spiral structure, so that the flow path of rubber particles is prolonged, the cooling time of the rubber particles is prolonged, and the cooling of the rubber particles is effectively ensured; the further cooling treatment to the rubber granule after preliminary cooling treatment of the spiral heat abstractor 3 that sets up is darker one level to realize rubber granule rapid cooling production, the rubber granule rapid prototyping of the granulator production of being convenient for.
The water cooling device 4 comprises a bracket 41, a spherical sleeve 42, an angle plate 43, a compression spring 44 and a bidirectional cylinder 45; the support 41 is uniformly arranged on the inner wall of the material containing box 1, the spherical sleeve 42 is arranged on the support 41, the side wall of the spherical sleeve 42 is symmetrically provided with clamping holes, one end of the angle plate 43 penetrates through the clamping hole of the spherical sleeve 42 and is arranged in the spherical sleeve 42 through a bearing, and the other end of the angle plate 43 is provided with movable beads which are matched with the inner wall of the material containing box 1 in a movable connection mode; the compression spring 44 is connected with the side wall of the clamping hole formed in the spherical sleeve 42, and the other end of the compression spring 44 is connected with the outer wall of the upper end of the angle plate 43; the angle plate 43 is provided with a cavity structure, and cooling liquid is injected into the cavity structure of the angle plate 43; the cavity structure of the angle plate 43 is injected with cooling liquid to cool the angle plate 43, so that the cooling effect of rubber particles is ensured; the bidirectional cylinder 45 is arranged inside the spherical sleeve 42, and two ends of the bidirectional cylinder 45 are respectively connected to the outer wall of the lower end of the angle plate 43; the angle plate 43 is driven to be intermittently opened through the reciprocating work of the bidirectional cylinder 45, the rubber particles falling on the upper end of the angle plate 43 are shaken and cooled, and the shaken rubber particles fall out through the opened angle plate 43 according to a certain amount, so that the blanking at each time is ensured to be certain, and the heat dissipation of the rubber particles is facilitated.
The foregoing illustrates and describes the principles, general features, and advantages of the present 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 given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.