CN113175424B - Pressure pump for new energy tire vulcanizer - Google Patents

Pressure pump for new energy tire vulcanizer Download PDF

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Publication number
CN113175424B
CN113175424B CN202110418872.XA CN202110418872A CN113175424B CN 113175424 B CN113175424 B CN 113175424B CN 202110418872 A CN202110418872 A CN 202110418872A CN 113175424 B CN113175424 B CN 113175424B
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China
Prior art keywords
pump body
piston
air inlet
connecting plate
pump
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CN202110418872.XA
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Chinese (zh)
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CN113175424A (en
Inventor
刘智
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Link-Asia Smart Technology (suzhou) Co ltd
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Link-Asia Smart Technology (suzhou) Co ltd
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Priority to CN202110418872.XA priority Critical patent/CN113175424B/en
Publication of CN113175424A publication Critical patent/CN113175424A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
    • F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
    • F04B37/12—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/10—Adaptations or arrangements of distribution members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
    • F04B39/122—Cylinder block
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
    • F04B39/123—Fluid connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/14—Provisions for readily assembling or disassembling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B41/00—Pumping installations or systems specially adapted for elastic fluids
    • F04B41/06—Combinations of two or more pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B51/00—Testing machines, pumps, or pumping installations

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

The invention provides a pressure pump for a new energy tire vulcanizer, which comprises a base, a slide rail, a driving device, a first pump body, a first piston, a second pump body, a second piston and a connecting plate, wherein the first pump body is connected with the first piston; the first pump body, the second pump body and the sliding rail are fixedly arranged on the base; the first piston and the second piston are fixedly connected through the connecting plate; the driving device drives the connecting plate to move, and then drives the first piston and the second piston to synchronously move on the sliding rail. The invention mainly designs the structure and the position relation of the driving device, the slide rail, the first pump body, the first piston, the second pump body, the second piston and the connecting plate through originality so as to realize the technical effects of continuous work, high-efficiency work, convenient maintenance, capsule inflation time saving and the like of the pressure pump under the condition of high-temperature and high-pressure gas vulcanization medium.

Description

Pressure pump for new energy tire vulcanizer
Technical Field
The invention relates to the field of auxiliary equipment for tire production, in particular to a pressure pump for a new energy tire vulcanizer.
Background
The traditional tire vulcanizing mode in China is low-end and has the defects of high energy consumption and heavy pollution, and high-end tire vulcanizing equipment and process are controlled by large-scale foreign enterprises. Therefore, the applicant researches and develops a new energy tire vulcanizing machine, which mainly uses a high-temperature high-pressure gas vulcanizing medium (such as pure nitrogen) to carry out vulcanizing operation on a raw tire, and has the advantages of low energy consumption, no pollution, recyclable vulcanizing medium and the like. The applicant has already filed a new patent of a new energy tire vulcanizer with application number 2021206816644, and the overall structural schematic diagram of the new energy tire vulcanizer is shown in fig. 1. Therefore, the applicant also develops a pressure pump which has a brand-new structure and is suitable for the new energy tire vulcanizing machine, namely the pressure pump 231 arranged on the air path (an inflation path and/or an exhaust path) in the attached drawing 1 inflates (pressurizes) or exhausts (releases) the air for the bladder 11 so as to realize the advantages that the pressure pump can work efficiently under the condition of high-temperature and high-pressure gas vulcanizing medium and is convenient to maintain, and the like, so that a good choice is provided for the improvement and the upgrade of vulcanizing equipment of various domestic large tire factories.
Disclosure of Invention
In order to solve the technical problem, the invention provides a pressure pump for a new energy tire vulcanizer, which comprises a base, a slide rail, a driving device, a first pump body, a first piston, a second pump body, a second piston and a connecting plate; the first pump body, the second pump body and the slide rail are fixedly arranged on the base; the first piston and the second piston are fixedly connected through the connecting plate; the driving device drives the connecting plate to move, and then drives the first piston and the second piston to synchronously move on the sliding rail.
Preferably, the driving device comprises a servo motor and a lead screw; the connecting plate further comprises a first connecting plate and a second connecting plate, and the first connecting plate and the second connecting plate are fixedly connected in a detachable mode.
Preferably, the screw rod comprises a screw rod and a nut, a fixing element is arranged on the first connecting plate and used for fixedly connecting the nut with the first connecting plate, and the screw rod is driven by the servo motor to move so as to drive the first connecting plate to move.
Preferably, the first piston and the second piston are arranged in parallel and can synchronously move on the sliding rail.
Preferably, the slide rail further includes a first slide rail, a second slide rail and a third slide rail, the first piston is disposed between the second slide rail and the third slide rail, and the second piston is disposed between the first slide rail and the second slide rail.
Preferably, the pump further comprises an air inlet pipe and an air outlet pipe, wherein the first pump body and the second pump body are both provided with an air inlet and an air outlet, and the air inlet and the air outlet of the first pump body and the air inlet and the air outlet of the second pump body are arranged in the same direction; one end of the air inlet pipe is communicated with the air path, and the other end of the air inlet pipe is communicated with an air inlet of the first pump body and an air inlet of the second pump body through a first shunt; one end of the exhaust pipe is communicated with the air path, and the other end of the exhaust pipe is communicated with the exhaust port of the first pump body and the exhaust port of the second pump body through a second shunt.
Preferably, the pump further comprises an air inlet pipe and an air outlet pipe, wherein the first pump body and the second pump body are both provided with an air inlet and an air outlet, and the air inlet and the air outlet of the first pump body and the air inlet and the air outlet of the second pump body are arranged in opposite directions; one end of the air inlet pipe is communicated with an air inlet and an air path of the second pump body through a third shunt, and the other end of the air inlet pipe is communicated with an air inlet of the first pump body; one end of the exhaust pipe is communicated with an exhaust port and an air path of the second pump body through a fourth shunt, and the other end of the exhaust pipe is communicated with an exhaust port of the first pump body.
Preferably, the driving device is a hydraulic oil cylinder structure.
Preferably, the precise control of the exhaust pressure can be realized by controlling the output torque of the driving device.
Preferably, a displacement sensor is further arranged on the base, and the displacement sensor and a driving device are used for accurately controlling the moving distance between the first piston and the second piston, so that the exhaust volume is accurately controlled.
Preferably, the front ends of the air inlet and the air outlet of the first pump body and the second pump body are respectively provided with a one-way valve.
Preferably, the screw and the driving device are fixedly arranged at the lower part of the base, and the first slide rail, the second slide rail and the third slide rail are respectively arranged on the side edge of the base.
Preferably, the air inlet pipe and the air outlet pipe are arranged separately from the screw rod and the driving device.
According to the technical contents disclosed above, the pressure pump for the new energy tire vulcanizing machine disclosed by the invention mainly realizes the technical effects of continuous work, high-efficiency work, convenience in maintenance, capsule inflation time saving and the like of the pressure pump under the condition of a high-temperature high-pressure gas vulcanizing medium through the original design of the structures and the position relations of the driving device, the slide rail, the first pump body, the first piston, the second pump body, the second piston and the connecting plate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an overall schematic diagram of a new energy tire vulcanizer of the prior art.
FIG. 2 is a schematic diagram of the pressure pump of the present invention with the first piston and the first pump sucking air and the second piston and the second pump exhausting air.
FIG. 3 is a schematic diagram of the pressure pump of the present invention with the first piston and the first cylinder exhausting and the second piston and the second cylinder sucking.
FIG. 4 is another perspective view of FIG. 3 according to the present invention.
Fig. 5 is a top view of the pressure pump of the present invention.
Fig. 6 is a schematic view of the driving device of the pressure pump driving the lead screw to drive the first connecting plate and the second connecting plate to move.
FIG. 7 is a schematic diagram of a first piston and a second piston of the pressure pump of the present invention.
Fig. 8 is a schematic view of a piston head in the pressure pump of the present invention.
FIG. 9 is another schematic diagram of the first piston and the second piston of the pressure pump of the present invention.
Fig. 10 isbase:Sub>A cross-sectional view ofbase:Sub>A-base:Sub>A' in fig. 9.
Fig. 11 is a schematic view of another pressure pump 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 obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, belong to the scope of the present invention.
As shown in fig. 2 to 11, the present invention discloses a pressure pump 1 for a new energy tire vulcanizer, specifically, the pressure pump 1 of the present invention is a device disposed on a gas path of a gas vulcanizing medium for pressurizing the vulcanizing medium, and the pressure pump 1 includes a base 10, a slide rail 20, a lead screw 30, a driving device 40, a first pump body 50, a first piston 60, a second pump body 70, a second piston 80, and a connecting plate 90; the first pump body 50, the second pump body 70, the slide rail 20 and the lead screw 30 are fixedly arranged on the base 10; the first piston 60 and the second piston 80 are fixedly connected through the connecting plate 90; the driving device 40 drives the lead screw 30 to move, and the lead screw can drive the first piston 60 and the second piston 80 fixedly connected with the lead screw to synchronously move on the slide rail 20, so that the air suction or exhaust actions of the first piston 60 and the first pump body 50, and the air suction or exhaust actions of the second piston 80 and the second pump body 70 are realized. The present invention can precisely control the magnitude of the output pressure of the pressure pump by controlling the magnitude of the output torque of the driving means 40 to precisely control the pressure filled in the capsule 11 as shown in fig. 1.
It should be noted that, in the first pump body 50 and the second pump body 70 according to the embodiments of the present invention, the first piston 60 and the second piston 80 may be made to have a length of one meter or even several meters, so that the moving distance between the first piston 60 and the second piston 80 can be precisely controlled by the driving device 40, and further, the precise control of the exhaust volume can be realized. The splitters described below in the present invention may be three-way valves or other alternative devices. In addition, the driving device can be a servo motor which is matched with a lead screw to drive the connecting plate to move, a hydraulic oil cylinder which directly drives the connecting plate to move can also be adopted, or other driving modes which are easily conceived in the technical conception of the invention can be adopted. The present invention is described by way of example only with reference to a servomotor. Two specific examples are described below.
First embodiment
As shown in fig. 2 to 10, the pressure pump 1 includes a base 10, a first slide rail 201, a second slide rail 202, a third slide rail 203, a lead screw 30, a servo motor 40, a first pump body 50, a first piston 60, a second pump body 70, a second piston 80, a first connecting plate 901, and a second connecting plate 902; the first pump body 50 is fixedly arranged on the base 10 through a first pump body fixing member 51, and the second pump body 70 is fixedly arranged on the base 10 through a second pump body fixing member 71; the first slide rail 201, the second slide rail 202 and the third slide rail 203 are respectively and fixedly arranged on the first side 101, the second side 102 and the third side 103 of the base 10, and the servo motor 40 and the lead screw 30 are fixedly arranged on the bottom plate 104 of the base 10 and are positioned below the second pump body 70 in spatial position; in addition, the first piston 60 and the second piston 80 have the same structure and each includes a piston rod (61 or 81) and a piston head (62 or 82), one end of the piston rod 61 of the first piston 60 is fixedly disposed on the first connecting plate 901, and the other end is fixedly connected with the piston head 62 and hermetically disposed in the first pump body 50; similarly, one end of the piston rod 81 of the second piston 80 is fixedly disposed on the second connecting plate 902, the other end of the piston rod is fixedly connected with the piston head 82 and is sealingly disposed in the second pump body 70, the first connecting plate 901 and the second connecting plate 902 are fixedly connected by a detachable manner (such as screws and bolts), when the first piston 60 or the second piston 80 fails, the first connecting plate 901 and the second connecting plate 902 can be detached, the failed piston is moved out to one side for maintenance through the first connecting plate 901 or the second connecting plate 902, while the other piston can continue to operate, and when the failed piston is processed, the first connecting plate 901 and the second connecting plate 902 can be fixedly connected to continue to operate.
The lead screw 30 comprises a lead screw 301 and a nut 302, a fixing element 9021 is arranged on the second connecting plate 902, and the fixing element 9021 is used for fixedly connecting the nut 302 with the second connecting plate 902; when the output end of the servo motor 40 drives the screw rod 301 to move, the screw rod 301 can drive the second connecting plate 902 and the first connecting plate 901 fixed to the second connecting plate 902 to synchronously move along the first slide rail 201, the second slide rail 202 and the third slide rail 203 when rotating, so as to drive the first piston 60 and the second piston 80 to synchronously move, so that one of the first piston 60 and the second piston 80 is in a suction state, the other is in an exhaust state, and at least one piston is in a working state, so that even if one of the pistons breaks down and needs to be maintained, the other piston can also continuously maintain the pressure pump 1 in the working state. Therefore, the pressure pump 1 for the new energy tire vulcanizer according to the present invention has the technical effect that the pressure pump 1 can continue to operate even if one of the pistons fails, and when both the first piston 60 and the second piston 80 operate normally, the pressure pump 1 is always in the operating state of one air intake and one air exhaust, so that the air can be continuously charged into the bladder 11 during operation, thereby improving the operating efficiency of the pressure pump 1.
According to the invention, the first piston 60 and the second piston 80 are arranged in parallel with each other in spatial position (for example, in parallel arrangement on the same plane or in parallel arrangement not on the same plane), the first piston 60 is arranged between the second slide rail 202 and the third slide rail 203, and the second piston 80 is arranged between the first slide rail 201 and the second slide rail 202, so that the space utilization rate is improved through the arrangement.
In addition, preferably, a displacement sensor 100 is further disposed on the base 20 of the present invention, the displacement sensor 100 is disposed below the spatial position of the first piston 60, the moving distance of the first piston 60, that is, the moving distance of the second piston 80, can be accurately measured by the displacement sensor 100, and the moving distance of the first piston 60 and the moving distance of the second piston 80 can be accurately controlled by combining with the servo motor 40, so as to accurately control the volume of the intake air or the exhaust air. For example, when the shaping inflation pressure required by the capsule 11 is 0.1Mpa, the servo motor 40 drives the first piston 60 and the second piston 80 to move by 0.1 meter; when the inflation pressure required by the capsule 11 is 1Mpa, the servo motor 40 drives the first piston 60 and the second piston 80 to move by 1 meter, and the movement distance is increased gradually in a similar manner; when the bladder 11 needs to be exhausted after the tire is cured, the precise exhausting action can be performed by the above operation as well.
In addition, the present invention further includes an intake pipe 200 and an exhaust pipe 300, the first pump body 50 is provided with an intake port 501 and an exhaust port 502, and the second pump body 70 is provided with an intake port 701 and an exhaust port 702; the air inlet 501 and the air outlet 502 of the first pump body 50 are arranged opposite to the air inlet 701 and the air outlet 702 of the second pump body 70, that is, the first pump body 50 and the second pump body 70 are arranged opposite to each other, so that one of the first piston 60 and the second piston 80 is in an air suction state, and the other is in an air exhaust state; one end of the air inlet pipe 200 is communicated with an air inlet 701 and an air path of the second pump body 70 through a third splitter 400, and the other end of the air inlet pipe is communicated with an air inlet 501 of the first pump body 50; one end of the exhaust pipe 300 is communicated with the exhaust port 702 and the air passage of the second pump body 70 through a fourth shunt 500, and the other end is communicated with the exhaust port 502 of the first pump body 50. In addition, in order to prevent the gaseous vulcanization medium in the gas path from flowing back from a high pressure to a low pressure, a check valve 800 may be disposed at the front end of each of the air inlet and the air outlet of the first pump 50 and the second pump 70 to prevent the gaseous vulcanization medium from flowing back, and a filter 900 may be disposed between the third splitter 400 and the gas path to filter impurities in the vulcanization medium introduced into the air inlet pipe 200 to purify the vulcanization medium.
In addition, the servo motor 40 and the lead screw 30 are fixedly arranged on the bottom plate 104 of the base 10 and are positioned below the second pump body 70 in a spatial position; the air inlet pipe 200 and the air outlet pipe 300 are arranged below the second side edge 102, so that the air inlet pipe 200 and the air outlet pipe 300 are arranged at a distance from the screw rod 30 and the servo motor 40, and the high-temperature and high-pressure gas vulcanization media in the air inlet pipe 200, the air outlet pipe 300, the first pump body 50 and the second pump body 70 are prevented from damaging the screw rod 30 and/or the servo motor 40, so that the service lives of the screw rod 30 and the servo motor 40 are prolonged.
Preferably, as shown in fig. 7 to 10 of the present invention, an oil inlet 621 and an air outlet 622 are formed on a side wall of the piston head 62 fixedly connected to the piston rod 61; the piston head 62 has a recess 623 at a central portion thereof, and the recess 623 is provided with a first oil guide hole 6231 communicating with the oil inlet 621, and a second oil guide hole 6232 communicating with the exhaust hole 622. Similarly, an oil inlet 821 and an exhaust 822 are arranged on the side wall of the piston head 82 fixedly connected with the piston push rod 81; the middle of the piston head 82 is provided with a groove 823, and the groove 823 is provided with a first oil guide hole 8231 communicated with the oil inlet hole 821 and a second oil guide hole 8232 communicated with the exhaust hole 822. In addition, a hydraulic oil can 9011 and a hydraulic oil can 9021 are respectively arranged on the first connecting plate 901 and the second connecting plate 902, and respective oil inlet holes are communicated with the hydraulic oil cans through oil inlet oil paths. The oil inlet oil path can be an oil pipe or an oil guide cavity structure arranged in the piston push rod, the specific structures of the oil pipe and the oil guide cavity are not illustrated and are shown in the attached drawings, and the text is clearly described. In addition, the hydraulic oil pot of the present invention can continuously inject the lubricating oil into the groove 623 through the oil inlet passage and the oil inlet hole, and the lubricating oil can be continuously injected into the groove 623 when the first piston 60 and the second piston 80 work, so as to maintain a better lubricating state.
In the present invention, an exhaust element 9012 and an exhaust element 9022 may be provided in the first connection plate 901 and the second connection plate 902, respectively, and the exhaust hole 622 and the exhaust hole 822 may communicate with the exhaust element 9012 and the exhaust element 9022, respectively. When the hydraulic oil pot injects lubricating oil into the groove of the piston head, the gas in the groove can be emptied firstly, when the groove is filled with the lubricating oil, the lubricating oil can overflow into the exhaust element, a user can clearly see whether the lubricating oil is filled through the observation window arranged on the exhaust element, at the moment, the exhaust valve in the exhaust element is opened, and the redundant gas is released. Through the analysis, the full-oil state of the piston can be kept constantly when the piston works by skillfully arranging the oil filling and exhausting structure of the piston, so that the problems of piston failure or inaccurate moving precision and the like caused by excessive lubricating oil loss are avoided.
Second embodiment
The technical scheme in the first embodiment of the invention focuses on ensuring that the pressure pump 1 can still keep a continuous working state while the pressure pump with a fault is convenient to maintain and process even if one piston in the pressure pump 1 has a fault; in addition, when both the first piston 60 and the second piston 80 are normally operated, both are always in an operation state of one air intake and one air exhaust, so that the air can be continuously charged into the bladder 11 during operation, thereby improving the operation efficiency of the pressure pump 1.
As shown in fig. 11, the structure disclosed in the second embodiment of the present invention is substantially the same as that of the first embodiment, except that the present embodiment can increase the single air intake or exhaust volume of the pressure pump 1, so that the air intake port 501 and the air exhaust port 502 of the first cylinder 50 can be arranged in the same direction as the air intake port 701 and the air exhaust port 702 of the second cylinder 70, that is, the first cylinder 50 and the second cylinder 70 can be arranged in the same direction, so as to achieve the air intake state or the air exhaust state of the first piston 60 and the second piston 80 at the same time; one end of the air inlet pipe 200 is communicated with the air path, and the other end of the air inlet pipe is communicated with the air inlet 501 of the first pump body 50 and the air inlet 701 of the second pump body 70 through the first splitter 600; one end of the exhaust pipe 300 is communicated with the gas path, and the other end is communicated with the exhaust port 502 of the first pump body 50 and the exhaust port 702 of the second pump body 70 through a second splitter 700, so as to double the single suction volume or exhaust volume of the pressure pump 1. Compared with the first embodiment, the technical scheme has the key point that the air can be rapidly inflated under the condition of the same driving distance of the servo motor so as to improve the inflation efficiency and further save the inflation time of the capsule. The two embodiments have different emphasis points, but the general invention structure is the same, and tire manufacturers can reasonably select and configure the tire according to actual use requirements such as field space size, process requirements and the like.
According to the technical contents disclosed above, the pressure pump for the new energy tire vulcanizing machine disclosed by the invention has the technical effects of continuous work, high-efficiency work, convenience in maintenance, capsule inflation time saving and the like of the pressure pump under the condition of a high-temperature high-pressure gas vulcanizing medium mainly through original design of the structures and the position relations of the driving device, the slide rail, the first pump body, the first piston, the second pump body, the second piston and the connecting plate.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included therein.

Claims (8)

1. A force pump for new forms of energy tire vulcanizer which characterized in that: the device comprises a base, a slide rail, a driving device, a first pump body, a first piston, a second pump body, a second piston and a connecting plate; the first pump body, the second pump body and the slide rail are fixedly arranged on the base; the first piston and the second piston are fixedly connected through the connecting plate; the driving device drives the connecting plate to move, and further drives the first piston and the second piston to synchronously move on the sliding rail; the driving device comprises a servo motor and a lead screw; the connecting plates further comprise a first connecting plate and a second connecting plate, and the first connecting plate and the second connecting plate are fixedly connected in a detachable mode; the screw rod comprises a screw rod and a nut, a fixing element is arranged on the second connecting plate and used for fixedly connecting the nut with the second connecting plate, and the screw rod is driven by the servo motor so as to drive the first connecting plate and the second connecting plate to synchronously move; the first piston and the second piston are arranged in parallel and can synchronously move on the slide rail; the sliding rail further comprises a first sliding rail, a second sliding rail and a third sliding rail, the first piston is arranged between the second sliding rail and the third sliding rail, the second piston is arranged between the first sliding rail and the second sliding rail, the screw rod and the driving device are fixedly arranged on the lower portion of the base, and the first sliding rail, the second sliding rail and the third sliding rail are respectively arranged on the side edge of the base.
2. The pressure pump for a new energy tire vulcanizer of claim 1, wherein: the first pump body and the second pump body are both provided with an air inlet and an air outlet, and the air inlet and the air outlet of the first pump body are arranged in the same direction as the air inlet and the air outlet of the second pump body; one end of the air inlet pipe is communicated with the air path, and the other end of the air inlet pipe is communicated with an air inlet of the first pump body and an air inlet of the second pump body through a first shunt; one end of the exhaust pipe is communicated with the air path, and the other end of the exhaust pipe is communicated with the exhaust port of the first pump body and the exhaust port of the second pump body through a second shunt.
3. The pressure pump for a new energy tire vulcanizer of claim 1, wherein: the first pump body and the second pump body are both provided with an air inlet and an air outlet, and the air inlet and the air outlet of the first pump body are arranged in a reverse direction to the air inlet and the air outlet of the second pump body; one end of the air inlet pipe is communicated with an air inlet and an air path of the second pump body through a third shunt, and the other end of the air inlet pipe is communicated with an air inlet of the first pump body; one end of the exhaust pipe is communicated with the exhaust port and the air path of the second pump body through a fourth shunt, and the other end of the exhaust pipe is communicated with the exhaust port of the first pump body.
4. The pressure pump for a new energy tire vulcanizer of claim 2, wherein: and the front ends of the air inlet and the air outlet of the first pump body and the second pump body are respectively provided with a one-way valve.
5. The pressure pump for a new energy tire vulcanizer of any one of claims 1 to 4, wherein: the exhaust pressure can be accurately controlled by controlling the output torque of the driving device.
6. The pressure pump for a new energy tire vulcanizer of any one of claims 1 to 4, wherein: and a displacement sensor is further arranged on the base, and the displacement sensor and the driving device accurately control the moving distance of the first piston and the second piston to realize accurate control of the exhaust volume.
7. The pressure pump for a new energy tire vulcanizer of claim 3, wherein: the air inlet pipe, the exhaust pipe, the first pump body and the second pump body are arranged at intervals with the screw rod and the driving device.
8. The pressure pump for a new energy tire vulcanizer of any one of claims 1 to 4, wherein: the driving device is of a hydraulic oil cylinder structure.
CN202110418872.XA 2021-04-19 2021-04-19 Pressure pump for new energy tire vulcanizer Active CN113175424B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB379814A (en) * 1931-07-18 1932-09-08 G & J Weir Ltd Improvements in or relating to direct-acting pumps
CN206999690U (en) * 2017-07-28 2018-02-13 合肥富铭机电有限公司 A kind of novel hydraulic tyre vulcanizer pull rod device
CN207018290U (en) * 2017-07-11 2018-02-16 苏州凯瑞汽车测试研发有限公司 A kind of more chamber air cylinders
CN109091784A (en) * 2018-08-13 2018-12-28 北京建筑大学 A kind of Fire water syringe
CN209293985U (en) * 2018-12-27 2019-08-23 上海穗杉实业股份有限公司 A kind of Pneumatic booster pump
CN111794933A (en) * 2020-07-22 2020-10-20 赣州市闻誉科技有限公司 Bidirectional piston driving type water pump

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB379814A (en) * 1931-07-18 1932-09-08 G & J Weir Ltd Improvements in or relating to direct-acting pumps
CN207018290U (en) * 2017-07-11 2018-02-16 苏州凯瑞汽车测试研发有限公司 A kind of more chamber air cylinders
CN206999690U (en) * 2017-07-28 2018-02-13 合肥富铭机电有限公司 A kind of novel hydraulic tyre vulcanizer pull rod device
CN109091784A (en) * 2018-08-13 2018-12-28 北京建筑大学 A kind of Fire water syringe
CN209293985U (en) * 2018-12-27 2019-08-23 上海穗杉实业股份有限公司 A kind of Pneumatic booster pump
CN111794933A (en) * 2020-07-22 2020-10-20 赣州市闻誉科技有限公司 Bidirectional piston driving type water pump

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