CN113019792A - Manufacturing and forming processing technology of oil-free wear-resistant four-fluoroplastic shaft sleeve - Google Patents
Manufacturing and forming processing technology of oil-free wear-resistant four-fluoroplastic shaft sleeve Download PDFInfo
- Publication number
- CN113019792A CN113019792A CN202110231110.9A CN202110231110A CN113019792A CN 113019792 A CN113019792 A CN 113019792A CN 202110231110 A CN202110231110 A CN 202110231110A CN 113019792 A CN113019792 A CN 113019792A
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- China
- Prior art keywords
- coating
- shaft sleeve
- side wall
- shaft
- sliding
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 229920002313 fluoropolymer Polymers 0.000 title claims description 21
- 238000005516 engineering process Methods 0.000 title claims description 7
- 238000000576 coating method Methods 0.000 claims abstract description 109
- 239000011248 coating agent Substances 0.000 claims abstract description 107
- 239000004033 plastic Substances 0.000 claims abstract description 61
- 229920003023 plastic Polymers 0.000 claims abstract description 61
- 238000005507 spraying Methods 0.000 claims abstract description 51
- 238000000034 method Methods 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 14
- 238000001125 extrusion Methods 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000005253 cladding Methods 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000003153 chemical reaction reagent Substances 0.000 abstract description 10
- 229920001343 polytetrafluoroethylene Polymers 0.000 abstract description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- -1 polytetrafluoroethylene Polymers 0.000 abstract description 5
- 230000007774 longterm Effects 0.000 abstract description 3
- 230000002457 bidirectional effect Effects 0.000 description 6
- 238000007493 shaping process Methods 0.000 description 4
- 230000008602 contraction Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
- B05C1/02—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to separate articles
- B05C1/022—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to separate articles to the outer surface of hollow articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1002—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Spray Control Apparatus (AREA)
Abstract
The invention relates to a manufacturing and forming process of an oil-free wear-resistant PTFE shaft sleeve, which comprises a frame body, a conveying device, a tensioning device and a spraying device, wherein the conveying device is arranged at the lower end inside the frame body, the tensioning device is arranged at the position, close to the left end, of the upper end surface of the conveying device, and the spraying device is fixedly connected at the position, close to the right end, of the upper end surface inside the frame body. The invention can solve the following problems possibly encountered in the process of spraying the tetrafluoro reagent by the existing plastic shaft sleeve: a. the polytetrafluoroethylene coating is manually coated on the surface of the plastic bearing, so that more manpower is needed, the coating efficiency is low, incomplete coating can be caused, and the coating effect cannot be ensured; b. in the manual smearing process, the tetrafluoro reagent can volatilize in the air, and certain damage can be caused to the human health by inhaling the reagents during manual long-term operation.
Description
Technical Field
The invention relates to the field of manufacturing of tetrafluoro plastic shaft sleeves, in particular to a manufacturing and forming process of an oil-free wear-resistant tetrafluoro plastic shaft sleeve.
Background
The shaft sleeve is a cylindrical mechanical part sleeved on the rotating shaft and is a component of the sliding bearing. The plastic shaft sleeve is made of plastic, and in order to enable the plastic shaft sleeve to meet the use requirements, the polytetrafluoroethylene coating is generally required to be sprayed on the surface of the plastic shaft sleeve, so that the wear resistance of the plastic shaft sleeve is improved, the friction coefficient of the plastic shaft sleeve in use is reduced, and the oil-free wear-resistant four-fluoroplastic shaft sleeve is further manufactured.
At present, the existing plastic shaft sleeve can have the following problems in the process of spraying the tetrafluoro reagent: a. the polytetrafluoroethylene coating is manually coated on the surface of the plastic bearing, so that more manpower is needed, the coating efficiency is low, incomplete coating can be caused, and the coating effect cannot be ensured; b. in the manual smearing process, the tetrafluoro reagent can volatilize in the air, and certain damage can be caused to the human health by inhaling the reagents during manual long-term operation.
Disclosure of Invention
Technical problem to be solved
The invention can solve the following problems possibly encountered in the process of spraying the tetrafluoro reagent by the existing plastic shaft sleeve: a. the polytetrafluoroethylene coating is manually coated on the surface of the plastic bearing, so that more manpower is needed, the coating efficiency is low, incomplete coating can be caused, and the coating effect cannot be ensured; b. in the manual smearing process, the tetrafluoro reagent can volatilize in the air, and certain damage can be caused to the human health by inhaling the reagents during manual long-term operation.
(II) technical scheme
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an oilless wear-resisting four fluoroplastics axle sleeve makes shaping processing technology, it has used an oilless wear-resisting tetrafluoro plastics axle sleeve to make shaping processing equipment, and this oilless wear-resisting tetrafluoro plastics axle sleeve makes shaping processing equipment and includes framework, conveyor, props tight device and spraying device, adopts above-mentioned oilless wear-resisting four fluoroplastics axle sleeve to make the concrete method as follows when shaping processing the operation to the plastics axle sleeve:
s1, equipment checking: before the oilless wear-resistant tetrafluoro plastic shaft sleeve is used for manufacturing and processing equipment, equipment inspectors are used for comprehensively inspecting the equipment to ensure that the equipment can normally run;
s2, feeding and tensioning: manually sleeving a plastic shaft sleeve to be coated with the tetrafluoro coating on the tightening device, and tightening and fixing the plastic shaft sleeve by the tightening device and driving the plastic shaft sleeve to rotate;
s3, conveying retraction: the conveying device drives the tightening device to convey rightwards, so that the tightened and fixed plastic shaft sleeve is driven to convey rightwards to the lower part of the spraying device;
s4: coating treatment: after the step S3 is finished, the outer surface of the plastic shaft sleeve which is supported and fixed below the shaft sleeve is coated with the tetrafluoro coating through a spraying device, so that the formed oil-free wear-resistant four-fluorine plastic shaft sleeve is obtained;
the inner lower end of the frame body is provided with a conveying device, the upper end surface of the conveying device close to the left end is provided with a tensioning device, and the position of the inner upper end surface of the frame body close to the right end is fixedly connected with a spraying device;
the conveying device comprises supporting columns, a conveying plate and an electric sliding block, wherein the supporting columns are symmetrically arranged at the lower end inside the frame body, the conveying plate is fixedly connected to the upper ends of the supporting columns, a rectangular slide way is formed in the upper end face of the conveying plate, and the electric sliding block is slidably mounted in the rectangular slide way;
the tightening device comprises a supporting disc, an inward-contracting mechanism, a rotating mechanism, a tightening mechanism and a limiting mechanism, wherein the upper end of the electric slider is fixedly connected with the supporting disc, the inward-contracting mechanism is arranged on the lower end face inside the supporting disc, the rotating mechanism is circumferentially arranged on the outer side of the inward-contracting mechanism, a strip-shaped sliding groove is uniformly formed in the circumferential direction of the upper end face of the supporting disc, the rotating mechanism is arranged in the strip-shaped sliding groove, the tightening mechanism is arranged on the upper end inside the rotating mechanism, and the limiting mechanism is uniformly circumferentially arranged on the outer side of the rotating mechanism;
the retraction mechanism comprises a hollow cylinder, a bidirectional motor, a screw rod, a profiling nut, a concave roller, a support rod, an extrusion spring, a first pulley, a connecting rod and a connecting spring, wherein the hollow cylinder is fixedly arranged in the middle of the lower end face in the supporting disc, the bidirectional motor is arranged on the lower end face in the hollow cylinder through a motor base, the screw rod is arranged on an output shaft of the bidirectional motor through a coupler, the upper end of the screw rod is connected with the upper end of the hollow cylinder through a bearing, the profiling nut is arranged in the middle of the screw rod, the concave roller is uniformly attached to the circumferential direction of the outer side wall of the profiling nut, the concave roller is arranged at the inner end of the support rod, a slide hole is uniformly arranged in the circumferential direction of the middle part of the outer side wall of the hollow cylinder, the extrusion spring is sleeved on the support rod, the upper end of the connecting rod is provided with a pulley groove, a first pulley is arranged in the pulley groove in a sliding manner, the lower end of the connecting rod is arranged at the lower end of the rotating mechanism through a pin shaft, and the lower end of the rotating mechanism and the lower end of the outer side wall of the hollow cylinder are provided with connecting springs;
the rotating mechanism comprises a sliding plate, a rotating motor, a driving gear, a driven gear, a gear shaft, a rotating shaft, a connecting belt wheel, an annular belt and a material containing plate, the outer side of the inner retracting mechanism is circumferentially and uniformly provided with a sliding plate, the lower end surface of the sliding plate is in sliding connection with the inner lower end surface of the supporting disc, the upper end surface of the sliding plate is provided with a gear shaft through a bearing, the upper end of the gear shaft is fixedly connected with a rotating shaft, the position, close to the upper end, of the outer side wall of the rotating shaft is fixedly connected with a material containing plate, the position, close to the upper end, of the gear shaft is provided with a connecting belt wheel through a key, the connecting belt wheels are connected through an annular belt, the middle part of the gear shaft, located on the left side of the middle of the inner retracting mechanism, is provided with a driven gear through a key, the left side of the driven gear is;
the limiting mechanism comprises an installation block, an electric push rod, a connecting block, a limiting idler wheel, a swing rod, an incomplete gear, a connecting shaft, a vertical plate, a rectangular rack, an upright post and a limiting belt wheel, wherein the installation block is uniformly arranged on the outer side of the tightening mechanism in the circumferential direction, the electric push rod is installed on the upper end surface of the installation block through a push rod base, the connecting block is fixedly connected with the extending end of the electric push rod, the limiting idler wheel is installed on the front side wall of the connecting block through a idler wheel shaft, the swing rod is arranged on the outer side of the limiting idler wheel, an idler wheel groove is formed in the lower end of the swing rod, the limiting idler wheel is slidably installed in the idler wheel groove, the incomplete gear is fixedly connected to the upper end of the swing rod, the incomplete gear is installed at the front end of the connecting shaft through a key, the rectangular rack is slidably arranged at the position, close to the upper end, of the front side wall of the vertical plate, the upper end surface of the inner side of the rectangular rack is fixedly provided with an upright post, and the upper end of the upright post is provided with a limiting belt wheel through a key;
the spraying device comprises a material spraying mechanism and a coating mechanism, wherein the position, close to the right end, of the upper end face of the inside of the frame body is fixedly connected with the coating mechanism, and the material spraying mechanism is symmetrically arranged on the left side wall and the right side wall of the coating mechanism.
As a preferable technical scheme of the invention, the middle part of the left side wall of the frame body is provided with a feeding port, and the middle part of the right side wall of the frame body is provided with a material taking port.
As a preferred technical scheme of the invention, the lower end surface of the electric slide block and the bottom of the rectangular slideway are provided with sliding steel balls.
As a preferred technical scheme of the invention, the tightening mechanism comprises a high-pressure air pump, a telescopic air pipe, a rectangular air frame, an elastic air bag, a T-shaped rod, a spiral spring and an arc-shaped tightening block, wherein a rectangular cavity is formed at the upper end inside the rotating shaft, the rectangular air frame is fixedly installed in the rectangular cavity, the elastic air bag is arranged in the middle inside the rectangular air frame, the T-shaped rod is uniformly attached to the side wall of the elastic air bag in the circumferential direction, mounting holes are formed in the side wall of the rectangular air frame in the circumferential direction, the outer end of the T-shaped rod penetrates through the mounting holes and is fixedly connected with the arc-shaped tightening block, the spiral spring is sleeved on the T-shaped rod inside the mounting holes, the high-pressure air pump is installed at the lower end inside the rotating shaft on the left side of the middle part of the internal contraction mechanism through an air pump base, the air outlet of the high-pressure air pump is connected, the elastic air bags are communicated with each other through telescopic air pipes.
As a preferable technical scheme of the invention, the outer side wall of the arc-shaped tensioning block is provided with a rubber layer.
As a preferred technical scheme of the invention, the material spraying mechanism comprises a coating box, transverse plates, a coating pipe, a water pump, inclined plates and a material spraying nozzle, wherein the transverse plates are symmetrically arranged in the middle of the left side wall and the right side wall of the coating mechanism, the coating box is arranged on the transverse plates, the water pump is arranged on the transverse plates outside the coating box through a water pump base, a water inlet of the water pump is communicated with a discharge hole of the coating box through the coating pipe, the inclined plates are symmetrically arranged at the lower ends of the outer side walls of the coating mechanism, the material spraying nozzle is arranged on the inclined plates, and a water outlet of the water pump is communicated with the material spraying.
As a preferred technical scheme of the invention, the coating mechanism comprises an installation cylinder, a coating motor, a cam, a T-shaped shaft, a support spring and a coating column, wherein the installation cylinder is fixedly connected to a position, close to the right end, of the upper end surface inside the frame body, the coating motor is installed on the rear side wall inside the installation cylinder through a motor base, the cam is installed on an output shaft of the coating motor through a key, the T-shaped shaft is attached to the lower portion of the cam in a sliding mode, a circular through hole is formed in the middle of the lower end surface of the installation cylinder, the lower end of the T-shaped shaft penetrates through the circular through hole and is fixedly connected with the coating column, a sponge layer is coated on the outer side wall of the coating column, and the support spring is sleeved on the.
(III) advantageous effects
1. According to the manufacturing, forming and processing technology of the oil-free wear-resistant four-fluoroplastic shaft sleeve, the spraying mode can be used for spraying the tetrafluoro reagent on the outer surfaces of the plurality of plastic shaft sleeves through the spraying device, the coating efficiency is high, the manual participation cost is low, and therefore the manual safety is guaranteed;
2. according to the manufacturing, forming and processing technology of the oil-free wear-resistant four-fluoroplastic shaft sleeve, the tightening device can simultaneously tighten and fix a plurality of plastic shaft sleeves through the tightening mechanism, the inward contraction mechanism can drive the tightening mechanism to contract inwards, so that the tightened and fixed plastic shaft sleeves are driven to contract inwards, the rotating mechanism can simultaneously drive the plurality of plastic shaft sleeves to rotate, and therefore the polytetrafluoroethylene coating is coated on the outer surface of the plastic shaft sleeves in the rotating process, the coating efficiency is greatly improved, and the coating effect can be guaranteed;
3. according to the manufacturing, forming and processing technology of the oil-free wear-resistant four-fluoroplastic shaft sleeve, the spraying device can automatically spray the tetrafluoro coating on the coating column, manual participation is not needed, manual safety is guaranteed, the coating mechanism can drive the coating column to move downwards, so that the outer surface of the coating column is tightly attached to the outer side wall of the plastic shaft sleeve, the coating process of the tetrafluoro coating is completed, operation is simple, and practicability is high.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a flow chart of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a schematic view of the construction of the tightening mechanism of the present invention;
FIG. 5 is a perspective view of the tightening mechanism of the present invention;
FIG. 6 is a schematic structural view of a support disk, a retraction mechanism and a rotation mechanism according to the present invention;
FIG. 7 is a schematic structural view of a support disc, a retraction mechanism, a rotation mechanism and a tightening mechanism according to the present invention;
FIG. 8 is a schematic view of the construction of the turning mechanism and the tightening mechanism in the present invention;
FIG. 9 is a schematic structural view of a spacing mechanism of the present invention;
FIG. 10 is a schematic view of the structure of the spray coating device of the present invention;
FIG. 11 is a schematic perspective view of the spray coating device of the present invention;
fig. 12 is a schematic view of the structure of the coating mechanism of the present invention.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.
The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.
As shown in fig. 1 to 12, a manufacturing and forming process for an oil-free wear-resistant four-fluoroplastic shaft sleeve uses an oil-free wear-resistant tetrafluoro plastic shaft sleeve manufacturing and forming device, which includes a frame 1, a conveying device 2, a tightening device 3 and a spraying device 4, and the specific method when the oil-free wear-resistant four-fluoroplastic shaft sleeve manufacturing and forming device is used for processing the plastic shaft sleeve is as follows:
s1, equipment checking: before the oilless wear-resistant tetrafluoro plastic shaft sleeve is used for manufacturing and processing equipment, equipment inspectors are used for comprehensively inspecting the equipment to ensure that the equipment can normally run;
s2, feeding and tensioning: manually sleeving a plastic shaft sleeve to be painted with the tetrafluoro coating on the tightening device 3, and tightening and fixing the plastic shaft sleeve by the tightening device 3 and driving the plastic shaft sleeve to rotate;
s3, conveying retraction: the conveying device 2 drives the tightening device 3 to convey rightwards, so that the tightened and fixed plastic shaft sleeve is conveyed rightwards to the position below the spraying device 4;
s4: coating treatment: after the step S3 is finished, the outer surface of the plastic shaft sleeve which is supported and fixed below the shaft sleeve is coated with the tetrafluoro coating through the spraying device 4, so that the formed oil-free wear-resistant four-fluoroplastic shaft sleeve is obtained;
the inner lower end of the frame body 1 is provided with a conveying device 2, the upper end surface of the conveying device 2 close to the left end is provided with a tensioning device 3, and the inner upper end surface of the frame body 1 close to the right end is fixedly connected with a spraying device 4;
the middle part of the left side wall of the frame body 1 is provided with a feeding port, and the middle part of the right side wall of the frame body 1 is provided with a material taking port.
Prop tight device 3 including supporting disc 31, the mechanism 32 that contracts in, slewing mechanism 33, prop tight mechanism 34 and stop gear 35, wherein the upper end fixedly connected with of electronic slider 23 support disc 31, the inside terminal surface is provided with the mechanism 32 that contracts in under supporting disc 31, the outside circumference of the mechanism 32 that contracts in is provided with slewing mechanism 33, the bar spout has evenly been seted up to the up end circumference of supporting disc 31, slewing mechanism 33 sets up in the bar spout, the inside upper end of slewing mechanism 33 is installed and is propped tight mechanism 34, the outside circumference of slewing mechanism 33 evenly is provided with stop gear 35. During specific work, the upper end at slewing mechanism 33 is established to the plastics axle sleeve cover that will carry out the tetrafluoro coating spraying through the manual work, prop tight fixed processing to it through propping tight mechanism 34, it rotates to prop tight fixed plastics axle sleeve through slewing mechanism 33 drive, drive through electric slider 23 and support disc 31 and move right, thereby it carries right to spraying device 4's below to drive to prop tight fixed plastics axle sleeve, it contracts to the inboard through mechanism 32 that contracts to drive slewing mechanism 33, thereby it contracts to the inboard to drive the plastics axle sleeve of rotation in-process, thereby carry out the paining of tetrafluoro coating to the surface of plastics axle sleeve through spraying device 4, stop gear 35 can carry on spacingly to slewing mechanism 33, guarantee slewing mechanism 33 normal operating throughout.
The retraction mechanism 32 comprises a hollow cylinder 321, a bidirectional motor 322, a screw 323, a profiling nut 324, a concave roller 325, a support rod 326, an extrusion spring 327, a first pulley 328, a connecting rod 329 and a connecting spring 3210, wherein the hollow cylinder 321 is fixedly installed in the middle of the lower end face inside the support disc 31, the bidirectional motor 322 is installed on the lower end face inside the hollow cylinder 321 through a motor base, the screw 323 is installed on an output shaft of the bidirectional motor 322 through a coupler, the upper end of the screw 323 is connected with the upper end of the hollow cylinder 321 through a bearing, the profiling nut 324 is installed in the middle of the screw 323, the concave roller 325 is evenly attached to the outer side wall of the profiling nut 324 in the circumferential direction, the concave roller 325 is installed at the inner end of the support rod 326, a sliding hole is evenly opened in the middle of the outer side wall of the hollow cylinder 321 in, the outer end of bracing piece 326 passes the slide opening and is connected with pulley 328, and the outside of pulley 328 is provided with connecting rod 329, and the pulley groove has been seted up to connecting rod 329's upper end, and pulley 328 slides and sets up in the pulley groove, and the lower extreme of connecting rod 329 is installed at the lower extreme of slewing mechanism 33 through the round pin axle, and connecting spring 3210 is installed to the lower extreme of slewing mechanism 33 and the lateral wall lower extreme of hollow cylinder 321. During operation, it rotates to drive screw 323 through two-way motor 322, thereby drive profile modeling nut 324 upward movement, the extrusion to concave roller 325 through profile modeling nut 324 drives concave roller 325 lateral motion, thereby drive bracing piece 326 lateral motion, extrusion spring 327 is compressed this moment, it slides in the pulley groove of seting up on connecting rod 329 upper end to drive a pulley 328 through bracing piece 326, thereby drive the upper end lateral motion of connecting rod 329, thereby drive the lower extreme of connecting rod 329 to the inside side motion, thereby reach the inboard shrink right purpose of drive slewing mechanism 33, thereby drive the inboard shrink of the plastics axle sleeve of slewing mechanism 33 upper end.
The rotating mechanism 33 comprises a sliding plate 331, a rotating motor 332, a driving gear 333, a driven gear 334, a gear shaft 335, a rotating shaft 336, a connecting belt wheel 337, an annular belt 338 and a material containing plate 339, wherein the sliding plate 331 is uniformly installed on the outer circumference of the retraction mechanism 32, the lower end surface of the sliding plate 331 is in sliding connection with the inner lower end surface of the support disc 31, the gear shaft 335 is installed on the upper end surface of the sliding plate 331 through a bearing, the rotating shaft 336 is fixedly connected with the upper end of the gear shaft 335, the material containing plate 339 is fixedly connected to the outer side wall of the rotating shaft 336 near the upper end, the connecting belt wheel 337 is installed on the gear shaft 335 near the upper end through a key, the connecting belt wheels 337 are connected through the annular belt 338, the driven gear 334 is installed on the middle of the gear shaft 335 on the left side of the retraction, the driving gear 333 is mounted on the output shaft of the rotating motor 332 through a key, and the rotating motor 332 is mounted on the sliding plate 331 on the left side of the middle of the retracting mechanism 32 through a motor base. Specific during operation, drive driving gear 333 through rotating motor 332 and rotate, the intermeshing through driving gear 333 and driven gear 334 drives driven gear 334 and rotates, thereby it rotates jointly to drive gear shaft 335 and axis of rotation 336, thereby it rotates to drive the plastics axle sleeve of axis of rotation 336 upper end, it rotates to drive connection band pulley 337 simultaneously, thereby endless belt 338 rotates, realize through endless belt 338 that a plurality of plastics axle sleeves carry out the pivoted purpose simultaneously, flourishing flitch 339 can play certain supporting role to the plastics axle sleeve.
The tightening mechanism 34 comprises a high-pressure air pump 341, a telescopic air pipe 342, a rectangular air frame 343, an elastic air bag 344, a T-shaped rod 345, a spiral spring 346 and an arc-shaped tightening block 347, wherein a rectangular cavity is formed in the upper end of the inside of the rotating shaft 336, the rectangular air frame 343 is fixedly installed in the rectangular cavity, the elastic air bag 344 is arranged in the middle of the inside of the rectangular air frame 343, the T-shaped rods 345 are uniformly attached to the side wall of the elastic air bag 344 in the circumferential direction, mounting holes are formed in the side wall of the rectangular air frame 343 in the circumferential direction, the outer end of the T-shaped rod 345 penetrates through the mounting holes and is fixedly connected with the arc-shaped tightening block 347, a rubber layer is arranged on the outer side wall of the arc-shaped tightening block 347, the rubber layer can increase friction between the arc-shaped tightening block 347 and the inner side wall of the plastic shaft sleeve, so that the arc-shaped tightening block 347 is favorable for tightening, the high-pressure air pump 341 is installed at the lower end of the inside of the rotating shaft 336 on the left side of the middle part of the internal contraction mechanism 32 through an air pump base, the air outlet of the high-pressure air pump 341 is connected with a telescopic air pipe 342, a cylindrical through hole is formed in the bottom of the rectangular air frame 343, the upper end of the telescopic air pipe 342 penetrates through the cylindrical through hole and is communicated with the air inlet of the elastic air bag 344, and the elastic air bags 344 are communicated with each other through the. During specific work, the elastic air bag 344 is inflated through the high-pressure air pump 341, so that the elastic air bag 344 is driven to expand, the T-shaped rod 345 is driven to move outwards through the extrusion of the elastic air bag 344 on the T-shaped rod 345, the arc-shaped supporting block 347 is driven to move outwards, and the purpose of supporting, fastening and fixing the plastic shaft sleeve is achieved.
The limiting mechanism 35 comprises a mounting block 351, an electric push rod 352, a connecting block 353, a limiting idler wheel 354, a swing rod 355, an incomplete gear 356, a connecting shaft 357, a vertical plate 358, a rectangular rack 359, an upright post 3510 and a limiting belt wheel 3511, wherein the mounting block 351 is uniformly arranged on the outer side of the tightening mechanism 34 in the circumferential direction, the electric push rod 352 is mounted on the upper end face of the mounting block 351 through a push rod base, the connecting block 353 is fixedly connected to the extending end of the electric push rod 352, the limiting idler wheel 354 is mounted on the front side wall of the connecting block 353 through a roller shaft, the swing rod 355 is arranged on the outer side of the limiting idler wheel 354, a roller groove is formed in the lower end of the swing rod 355, the limiting idler wheel 354 is slidably mounted in the roller groove, the incomplete gear 356 is fixedly connected to the upper end of the swing rod 355, the, the lower end of the vertical plate 358 is fixedly connected to the lower end of the inside of the supporting disc 31, a rectangular rack 359 is meshed outside the upper part of the incomplete gear 356, the rectangular rack 359 is slidably mounted on the front side wall of the vertical plate 358 at a position close to the upper end, an upright post 3510 is fixedly mounted on the upper end face of the inner side of the rectangular rack 359, and a limiting pulley 3511 is mounted at the upper end of the upright post 3510 through a key. During specific work, in the process that the inward-contracting mechanism 32 drives the rotating mechanism 33 to contract inwards, the electric push rod 352 drives the connecting block 353 to move outwards, so that the limiting idler wheel 354 is driven to rotate in the roller groove at the lower end of the oscillating bar 355, the lower end of the oscillating bar 355 swings outwards, the upper end of the oscillating bar 355 moves inwards, the incomplete gear 356 is driven to rotate, the rectangular rack 359 is driven to move inwards through mutual engagement of the incomplete gear 356 and the rectangular rack 359, the upright post 3510 is driven to move inwards, the limiting belt wheel 3511 is driven to move inwards and extrude the endless belt 338, the endless belt 338 is always in a tightened state, and normal operation of the rotating mechanism 33 can be guaranteed.
The spraying device 4 comprises a spraying mechanism 41 and a coating mechanism 42, wherein the coating mechanism 42 is fixedly connected to the position, close to the right end, of the upper end surface in the frame body 1, and the spraying mechanism 41 is symmetrically arranged on the left side wall and the right side wall of the coating mechanism 42. During specific work, the tetrafluoro coating is sprayed to the coating mechanism 42 through the spraying mechanism 41, so that the spraying process of the tetrafluoro coating on the outer side wall of the plastic shaft sleeve is completed through the coating mechanism 42.
The material spraying mechanism 41 comprises a coating material tank 411, a transverse plate 412, a coating material pipe 413, a water pump 414, an inclined plate 415 and a material spraying nozzle 416, wherein the transverse plate 412 is symmetrically installed in the middle of the left side wall and the right side wall of the coating material mechanism 42, the coating material tank 411 is arranged on the transverse plate 412, the water pump 414 is installed on the transverse plate 412 on the outer side of the coating material tank 411 through a water pump base, a water inlet of the water pump 414 is communicated with a material outlet of the coating material tank 411 through the coating material pipe 413, the inclined plate 415 is symmetrically installed at the lower end of the outer side wall of the coating material mechanism 42, the material spraying nozzle 416 is installed on the inclined plate 415, and a. During specific work, the tetrafluoro coating in the coating box 411 is conveyed into the coating pipe 413 through the water pump 414, the tetrafluoro coating is conveyed into the material spraying nozzle 416 through the coating pipe 413, and the tetrafluoro coating is sprayed to the lower end of the coating mechanism 42 through the material spraying nozzle 416, so that the material spraying process is completed.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides an oilless wear-resisting four fluoroplastics axle sleeves makes forming process technology, its use an oilless wear-resisting tetrafluoro plastics axle sleeve and made forming process equipment, this oilless wear-resisting tetrafluoro plastics axle sleeve makes forming process equipment include framework (1), conveyor (2), prop tight device (3) and spraying device (4), its characterized in that: the specific method for processing the plastic shaft sleeve by adopting the oil-free wear-resistant four-fluoroplastic shaft sleeve manufacturing and forming processing equipment is as follows:
s1, equipment checking: before the oilless wear-resistant tetrafluoro plastic shaft sleeve is used for manufacturing and processing equipment, equipment inspectors are used for comprehensively inspecting the equipment to ensure that the equipment can normally run;
s2, feeding and tensioning: the plastic shaft sleeve to be painted with the tetrafluoro coating is sleeved on the tightening device (3) manually, and the plastic shaft sleeve is tightened and fixed by the tightening device (3) and then driven to rotate;
s3, conveying retraction: the conveying device (2) drives the tightening device (3) to convey rightwards, so that the tightened and fixed plastic shaft sleeve is driven to convey rightwards to the lower part of the spraying device (4);
s4: coating treatment: after the step S3 is finished, the outer surface of the plastic shaft sleeve which is supported and fixed below the shaft sleeve is coated with the tetrafluoro coating through the spraying device (4), so that the formed oil-free wear-resistant four-fluoroplastic shaft sleeve is obtained;
the inner lower end of the frame body (1) is provided with a conveying device (2), the upper end surface of the conveying device (2) close to the left end is provided with a tensioning device (3), and the position of the inner upper end surface of the frame body (1) close to the right end is fixedly connected with a spraying device (4);
the conveying device (2) comprises supporting columns (21), conveying plates (22) and electric sliding blocks (23), wherein the supporting columns (21) are symmetrically arranged at the lower end inside the frame body (1), the conveying plates (22) are fixedly connected to the upper ends of the supporting columns (21), rectangular sliding ways are formed in the upper end faces of the conveying plates (22), and the electric sliding blocks (23) are installed in the rectangular sliding ways in a sliding mode;
the tightening device (3) comprises a supporting disc (31), an inward-contracting mechanism (32), a rotating mechanism (33), a tightening mechanism (34) and a limiting mechanism (35), wherein the supporting disc (31) is fixedly connected to the upper end of the electric sliding block (23), the inward-contracting mechanism (32) is arranged on the lower end face of the inside of the supporting disc (31), the rotating mechanism (33) is circumferentially arranged on the outer side of the inward-contracting mechanism (32), strip-shaped sliding grooves are circumferentially and uniformly formed in the upper end face of the supporting disc (31), the rotating mechanism (33) is arranged in the strip-shaped sliding grooves, the tightening mechanism (34) is mounted on the upper end of the inside of the rotating mechanism (33), and the limiting mechanism (35) is circumferentially and uniformly arranged on the outer side of the rotating mechanism (33);
the retraction mechanism (32) comprises a hollow cylinder (321), a two-way motor (322), a screw rod (323), a profiling nut (324), a concave roller (325), a support rod (326), an extrusion spring (327), a pulley (328), a connecting rod (329) and a connecting spring (3210), wherein the hollow cylinder (321) is fixedly installed in the middle of the inner lower end face of the support disc (31), the two-way motor (322) is installed on the inner lower end face of the hollow cylinder (321) through a motor base, the screw rod (323) is installed on an output shaft of the two-way motor (322) through a coupling, the upper end of the screw rod (323) is connected with the upper end of the hollow cylinder (321) through a bearing, the profiling nut (324) is installed in the middle of the screw rod (323), the concave roller (325) is evenly attached to the outer side wall of the profiling nut (324) in the circumferential direction, and the, the middle part of the outer side wall of the hollow cylinder (321) is uniformly provided with sliding holes in the circumferential direction, a supporting rod (326) on the inner side of each sliding hole is sleeved with an extrusion spring (327), the outer end of the supporting rod (326) penetrates through the sliding hole and is connected with a first pulley (328), the outer side of the first pulley (328) is provided with a connecting rod (329), the upper end of the connecting rod (329) is provided with a pulley groove, the first pulley (328) is arranged in the pulley groove in a sliding mode, the lower end of the connecting rod (329) is installed at the lower end of the rotating mechanism (33) through a pin shaft, and the lower ends of the rotating mechanism (33) and the outer side wall of the;
the rotating mechanism (33) comprises a sliding plate (331), a rotating motor (332), a driving gear (333), a driven gear (334), a gear shaft (335), a rotating shaft (336), a connecting belt wheel (337), an annular belt (338) and a material containing plate (339), wherein the sliding plate (331) is uniformly arranged on the outer circumference of the retraction mechanism (32), the lower end face of the sliding plate (331) is in sliding connection with the inner lower end face of the supporting disc (31), the gear shaft (335) is arranged on the upper end face of the sliding plate (331) through a bearing, the rotating shaft (336) is fixedly connected to the upper end of the gear shaft (335), the material containing plate (339) is fixedly connected to the outer side wall of the rotating shaft (336) at a position close to the upper end, the connecting belt wheel (337) is arranged on the gear shaft (335) through a key, and the connecting belt wheels (337, a driven gear (334) is arranged in the middle of a gear shaft (335) on the left side of the middle of the retraction mechanism (32) through a key, a driving gear (333) is meshed outside the left side of the driven gear (334), the driving gear (333) is arranged on an output shaft of a rotating motor (332) through a key, and the rotating motor (332) is arranged on a sliding plate (331) on the left side of the middle of the retraction mechanism (32) through a motor base;
the spraying device (4) comprises a spraying mechanism (41) and a coating mechanism (42), wherein the position, close to the right end, of the upper end face of the inside of the frame body (1) is fixedly connected with the coating mechanism (42), and the spraying mechanism (41) is symmetrically installed on the left side wall and the right side wall of the coating mechanism (42).
2. The manufacturing and forming process of the oil-free wear-resistant four-fluoroplastic shaft sleeve according to claim 1, wherein: the middle part of the left side wall of the frame body (1) is provided with a feeding port, and the middle part of the right side wall of the frame body (1) is provided with a material taking port.
3. The manufacturing and forming process of the oil-free wear-resistant four-fluoroplastic shaft sleeve according to claim 1, wherein: and sliding steel balls are arranged on the lower end surface of the electric sliding block (23) and the bottom of the rectangular slideway.
4. The manufacturing and forming process of the oil-free wear-resistant four-fluoroplastic shaft sleeve according to claim 1, wherein: the tightening mechanism (34) comprises a high-pressure air pump (341), a telescopic air pipe (342), a rectangular air frame (343), an elastic air bag (344), a T-shaped rod (345), a spiral spring (346) and an arc-shaped tightening block (347), wherein a rectangular cavity is formed in the upper end of the inner part of the rotating shaft (336), the rectangular air frame (343) is fixedly installed in the rectangular cavity, the elastic air bag (344) is arranged in the middle of the inner part of the rectangular air frame (343), the T-shaped rod (345) is uniformly attached to the circumferential direction of the side wall of the elastic air bag (344), mounting holes are formed in the circumferential direction of the side wall of the rectangular air frame (343), the outer end of the T-shaped rod (345) penetrates through the mounting holes and is fixedly connected with the arc-shaped tightening block (347), the spiral spring (346) is sleeved on the T-shaped rod (345) on the inner side of the mounting holes, the high-pressure air pump (341) is installed, the air outlet of the high-pressure air pump (341) is connected with a telescopic air pipe (342), the bottom of the rectangular air frame (343) is provided with a cylindrical through hole, the upper end of the telescopic air pipe (342) penetrates through the cylindrical through hole and is communicated with the air inlet of the elastic air bag (344), and the elastic air bags (344) are communicated with each other through the telescopic air pipe (342).
5. The manufacturing and forming process of the oil-free wear-resistant four-fluoroplastic shaft sleeve according to claim 4, wherein: the outer side wall of the arc-shaped supporting block (347) is provided with a rubber layer.
6. The manufacturing and forming process of the oil-free wear-resistant four-fluoroplastic shaft sleeve according to claim 4, wherein: the limiting mechanism (35) comprises a mounting block (351), an electric push rod (352), a connecting block (353), a limiting idler wheel (354), a swing rod (355), an incomplete gear (356), a connecting shaft (357), a vertical plate (358), a rectangular rack (359), an upright post (3510) and a limiting pulley (3511), wherein the mounting block (351) is uniformly arranged on the outer side circumference of the tightening mechanism (34) in the circumferential direction, the electric push rod (352) is mounted on the upper end face of the mounting block (351) through a push rod base, the extending end of the electric push rod (352) is fixedly connected with the connecting block (353), the limiting idler wheel (354) is mounted on the front side wall of the connecting block (353) through a roller shaft, the swing rod (355) is arranged on the outer side of the limiting idler wheel (354), a roller groove is formed in the lower end of the swing rod (355), the limiting idler wheel (354) is slidably mounted in, incomplete gear (356) pass through the key and install the front end at connecting axle (357), the rear end of connecting axle (357) passes through the bearing and installs on riser (358), the lower extreme fixed connection of riser (358) is at the inside lower extreme of supporting disc (31), the top external toothing of incomplete gear (356) has rectangle rack (359), rectangle rack (359) slidable mounting is close to the position of upper end at the preceding lateral wall of riser (358), rectangle rack (359) inboard up end fixed mounting has stand (3510), spacing band pulley (3511) is installed through the key in the upper end of stand (3510).
7. The manufacturing and forming process of the oil-free wear-resistant four-fluoroplastic shaft sleeve according to claim 1, wherein: the material spraying mechanism (41) comprises a coating box (411), a transverse plate (412), a coating pipe (413), a water pump (414), an inclined plate (415) and a material spraying nozzle (416), wherein the transverse plate (412) is symmetrically arranged in the middle of the left side wall and the right side wall of the coating mechanism (42), the coating box (411) is arranged on the transverse plate (412), the water pump (414) is arranged on the transverse plate (412) on the outer side of the coating box (411) through a water pump base, a water inlet of the water pump (414) is communicated with a material outlet of the coating box (411) through the coating pipe (413), the inclined plate (415) is symmetrically arranged at the lower end of the outer side wall of the coating mechanism (42), the material spraying nozzle (416) is arranged on the inclined plate (415), and a water outlet of the water pump (414) is communicated with the material.
8. The manufacturing and forming process of the oil-free wear-resistant four-fluoroplastic shaft sleeve according to claim 1, wherein: the coating mechanism (42) comprises a mounting cylinder (421), a coating motor (422), a cam (423), a T-shaped shaft (424), a supporting spring (425) and a coating column (426), wherein the inside up end of framework (1) be close to the position fixedly connected with installation drum (421) of right-hand member, install coating motor (422) through the motor frame on the inside rear side wall of installation drum (421), install cam (423) through the key on the output shaft of coating motor (422), the below slip laminating of cam (423) has T shape axle (424), circular through-hole has been seted up at the lower terminal surface middle part of installation drum (421), the lower extreme of T shape axle (424) passes circular through-hole and fixedly connected with coating post (426), the cladding has the sponge layer on the lateral wall of coating post (426), the cover is equipped with supporting spring (425) on T shape axle (424) of circular through-hole top.
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| CN202110231110.9A CN113019792B (en) | 2021-03-02 | 2021-03-02 | Manufacturing, forming and processing technology of oil-free wear-resistant tetrafluoroplastic shaft sleeve |
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| CN202110231110.9A CN113019792B (en) | 2021-03-02 | 2021-03-02 | Manufacturing, forming and processing technology of oil-free wear-resistant tetrafluoroplastic shaft sleeve |
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| CN113019792B CN113019792B (en) | 2023-12-12 |
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