CN116273601B - Fixing clamping assembly for spraying and winding insulating pipe - Google Patents
Fixing clamping assembly for spraying and winding insulating pipe Download PDFInfo
- Publication number
- CN116273601B CN116273601B CN202310581542.1A CN202310581542A CN116273601B CN 116273601 B CN116273601 B CN 116273601B CN 202310581542 A CN202310581542 A CN 202310581542A CN 116273601 B CN116273601 B CN 116273601B
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- China
- Prior art keywords
- chuck
- inner supporting
- rod
- rubber sleeve
- spraying
- Prior art date
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- 238000005507 spraying Methods 0.000 title claims abstract description 28
- 238000004804 winding Methods 0.000 title claims abstract description 12
- 229920001971 elastomer Polymers 0.000 claims abstract description 64
- 238000009413 insulation Methods 0.000 claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims 1
- 238000005299 abrasion Methods 0.000 abstract description 7
- 230000001681 protective effect Effects 0.000 abstract 1
- 238000004321 preservation Methods 0.000 description 39
- 210000000078 claw Anatomy 0.000 description 6
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000007774 longterm Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0285—Stands for supporting individual articles to be sprayed, e.g. doors, vehicle body parts
-
- 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
- Thermal Insulation (AREA)
Abstract
The application relates to the field of thermal insulation pipe spraying, in particular to a fixed clamping assembly for spraying and winding a thermal insulation pipe, which comprises a chuck for clamping the end part of the thermal insulation pipe, wherein an inner supporting assembly and an outer clamping assembly are arranged on the chuck, the inner supporting assembly is provided with a plurality of inner supporting plates uniformly arranged around the chuck, each inner supporting plate is of an arc-shaped structure, an inner supporting driving piece for driving the inner supporting plates to move is arranged on the chuck, the inner supporting assembly is also provided with a rubber sleeve, the rubber sleeve is arranged on the chuck, the inner supporting plates are positioned in the rubber sleeve, when the inner supporting plates are supported on the inner wall of the thermal insulation pipe, the rubber sleeve is in a state of being clamped between the inner supporting plates and the thermal insulation pipe, and the inner supporting plates are wrapped by the rubber sleeve, so that the inner supporting plates are driven to deform to be supported on the inner wall of the thermal insulation pipe, the condition that the inner supporting plates are insufficient in supporting force of the thermal insulation pipe or abrasion is caused on the inner wall of the thermal insulation pipe due to abrasion is avoided, the stability of the fixed clamping is improved, and the protective effect is also achieved on the thermal insulation pipe.
Description
Technical Field
The application relates to the field of thermal insulation pipe spraying, in particular to a fixing clamping assembly for spraying a spray winding thermal insulation pipe.
Background
The chuck is the device that is used for clamping the work piece when lathe processing, and the chuck of current dish class part machine tool adopts three jack catch or four jack catch mechanisms, and the jack catch is cuboid structure, and hydraulic chuck adopts hydraulic means drive jack catch centripetal motion to carry out clamping work, when treating spraying work piece to the tube, the jack catch props at work piece internal circle surface, and the one end terminal surface of work piece is close to on the chassis, however, in current external bracing fixed technology, the jack catch is when supporting work piece internal circle surface, because the chuck surface long-term use appears wearing and tearing, the external bracing dynamics is difficult for controlling when propping the work piece external bracing, makes work piece internal circle surface impaired.
The currently disclosed chinese patent CN202110570460.8 is a hydraulic chuck device for spraying polyurethane insulation pipe, comprising: the device comprises a first oil cylinder, a second oil cylinder, a piston, a horizontal pulling block, a vertical pulling block, an outer supporting claw, a strain gauge, a sealing block, a first disc body, a second disc body, a third disc body, a fourth disc body, a first oil valve, a second oil valve and a central control module, wherein the piston is arranged between the first oil cylinder and the second oil cylinder and can move according to oil quantity change in the first oil cylinder and the second oil cylinder; the horizontal pulling block is connected with the piston, and can drive the horizontal pulling block to synchronously move when the piston moves, the tail end of the horizontal pulling block is provided with an inclined surface, and a sliding block is arranged on the inclined surface; the vertical pulling block is provided with an inclined surface with the same slope as the inclined surface of the horizontal pulling block, the inclined surface of the vertical pulling block is contacted with the inclined surface of the horizontal pulling block, the inclined surface is provided with a sliding groove, and the sliding block is placed in the sliding groove; the inner clamping claw is arranged on the vertical pulling block and is positioned at one side close to the center of the chuck; the outer supporting claw is arranged on the vertical pulling block and is positioned at one side far away from the center of the chuck; the strain gauge is arranged on the vertical pulling block and positioned between the inner clamping jaw and the outer supporting jaw, and the strain gauge bears zero pressure in an initial state; the sealing block is arranged at one side of the second oil cylinder and used for preventing oil in the second oil cylinder from leaking; the first oil valve is connected with the first oil cylinder, the opening of the first oil valve can be adjusted, the opening is adjusted to adjust the oil injection speed of the first oil cylinder, the first oil valve is provided with a flow detector, and the flow detector can record the oil injection amount of the first oil valve; the second oil valve is connected with the second oil cylinder; the central control module is respectively connected with the first oil valve, the second oil valve and the strain gauge; the inner clamping claw and the outer supporting claw can be used for adjusting positions according to the pipeline to be clamped.
According to the patent, the central control module calculates theoretical oil inlet amount of the first oil cylinder according to the inner diameter of the pipeline to be sprayed and the outer diameter of the outer supporting claw when the second oil cylinder is full of liquid, and starts the first oil valve to carry out oil filling on the first oil cylinder, wherein the oil filling speed is determined by the theoretical oil inlet amount of the first oil cylinder; when the central control module starts the first oil valve to refuel the first oil cylinder, the strain gauge detects the pressure of the strain gauge in real time, the flow detector records the oil filling amount of the first oil cylinder in real time, and the central control module adjusts the oiling speed of the first oil cylinder according to the pressure of the strain gauge and the oil filling amount of the first oil cylinder.
Disclosure of Invention
According to the fixing clamping assembly for spraying the spraying winding heat-insulating pipe, the inner supporting plate is wrapped by the rubber sleeve, so that the inner supporting plate is driven to deform by movement of the rubber sleeve to be supported on the inner wall of the heat-insulating pipe, the situation that the inner supporting plate is insufficient in internal supporting force of the heat-insulating pipe or abrasion is caused to the inner wall of the heat-insulating pipe due to abrasion is avoided, the stability of fixing clamping is improved, and the protection effect on the heat-insulating pipe is also achieved.
In order to solve the problems in the prior art, the application adopts the following technical scheme:
the application provides a fixing and clamping assembly for spraying and winding a thermal insulation pipe, which comprises a chuck for clamping the end part of the thermal insulation pipe, wherein an inner supporting assembly and an outer clamping assembly are arranged on the chuck, the inner supporting assembly is provided with a plurality of inner supporting plates uniformly arranged around the chuck, the inner supporting plates are of an arc-shaped structure, an inner supporting driving piece for driving the inner supporting plates to move is arranged on the chuck, the inner supporting assembly is also provided with a rubber sleeve, the rubber sleeve is arranged on the chuck, the inner supporting plates are positioned in the rubber sleeve, the inner surface of the rubber sleeve is attached to the surface of the inner supporting plates, and when the inner supporting plates are supported on the inner wall of the thermal insulation pipe, the rubber sleeve is in a state of being clamped between the inner supporting plates and the thermal insulation pipe.
Preferably, the chuck is sleeved with a lantern ring, both sides of the lantern ring are provided with buckles, both sides of the rubber sleeve are sleeved on the corresponding buckles through the bayonets, and a closed space for the inner supporting plate to move is formed between the rubber sleeve and the lantern ring.
Preferably, a connecting plate with an arc structure is arranged between every two adjacent inner supporting plates, the inner supporting plates and the chuck are coaxial, the connecting plate and the inner supporting plates are coaxial, a notch for sliding and clamping the connecting plate is formed in the inner supporting plates along the edge direction of the inner supporting plates, and an adjustable-caliber circular ring is formed between the inner supporting plates and the connecting plate in a combined mode.
Preferably, elastic bands are fixedly connected between the two ends of the inner supporting plate and the lantern ring, compression springs are fixedly connected between the connecting plate and the lantern ring, and when the rubber sleeve is restored to a normal state from a stretching state, the inner supporting plate and the connecting plate are in a gradual return state under the acting force of the elastic bands and the compression springs.
Preferably, the inner support driving piece is provided with an inner support rod, one end of the inner support rod is fixedly connected with the middle part of the inner support plate, the other end of the inner support rod extends towards the axis direction of the chuck, a socket for the end part of the inner support rod to extend to the inside of the inner support rod is formed in the chuck, a channel is communicated between the axis of the chuck and the socket, the caliber of the channel is larger than that of the socket, a water gap communicated with the channel is formed in the axis of the chuck, an anti-drop ring with the outer diameter equal to that of the channel is sleeved at the end part of the inner support rod extending to the channel, and when water is filled towards the channel through the water gap, the inner support rod is in a state of moving outwards in the socket.
Preferably, the inner stay bar is provided with an inner hole along the axial direction of the inner stay bar, a pressure sensing piece is arranged in the inner hole of the inner stay bar, the pressure sensing piece penetrates through the inner stay plate and the rubber sleeve to extend outwards, and the inner stay plate and the rubber sleeve are provided with perforations for the pressure sensing piece to penetrate through.
Preferably, the pressure sensing piece is provided with a pressure sensor, the pressure sensor is fixedly arranged in the deep part of the inner hole of the inner stay bar, a pressure rod is arranged in the inner hole of the inner stay bar, a pressure spring is connected between the pressure rod and the pressure sensor, and the end part of the pressure rod penetrates through the inner stay plate and the perforation of the rubber sleeve to extend outwards.
Preferably, the buckle of the lantern ring is provided with a through hole parallel to the axis of the lantern ring, a bolt is inserted into the through hole, the bolt is in threaded connection with one side of the chuck, the other side of the chuck is in threaded connection with a pressure plate, the surface of the lantern ring is in contact with the surface of the pressure plate, and the lantern ring is positioned between the pressure plate and the chuck.
Preferably, the outer clamping assembly is provided with a plurality of movable rods uniformly distributed around the chuck, an outer clamping rod sleeve is sleeved on the movable rods, the axial direction of the movable rods is parallel to the axial direction of the chuck, the outer clamping rod sleeve can slide on the movable rods, a guide rail for the movable rods to move is arranged on the chuck along the axial direction of the outer clamping rod sleeve, a slide block for the movable rods to be fixedly connected is arranged on the guide rail in a sliding manner, a first electromagnet is arranged at the end part of the movable rods, which is positioned in the outer clamping rod sleeve, a second electromagnet is arranged at the closed end of the outer clamping rod sleeve, and when the first electromagnet and the second electromagnet are all electrified, the outer clamping rod sleeve is in a controlled sliding state on the movable rods.
Preferably, the chuck is provided with an outer clamp driving piece for driving the sliding block to slide on the guide rail, the outer clamp driving piece is provided with a rotating ring, the rotating ring is coaxial and is arranged on the chuck in a rotating way, a connecting rod is arranged between the rotating ring and the movable rod, two ends of the connecting rod are respectively hinged with the rotating ring and the movable rod, and a rotating driver for driving the rotating ring to rotate is arranged on the chuck.
Compared with the prior art, the application has the beneficial effects that:
1. according to the application, the inner supporting plate is wrapped by the rubber sleeve, so that the inner supporting plate is driven to deform by the movement of the inner supporting plate, and is supported on the inner wall of the heat-insulating pipe, the situation that the inner supporting plate is insufficient in inner supporting force of the heat-insulating pipe or the inner wall of the heat-insulating pipe is worn due to abrasion is avoided, the effective fixing of the heat-insulating pipe is realized, the stability of fixing and clamping is improved, and the protection effect on the heat-insulating pipe is also realized.
2. According to the application, the rubber sleeve is connected with the lantern ring in a buckling manner, so that the rubber sleeve is convenient to replace, the operation of a worker is convenient, and the manual labor and the replacement time are reduced.
Drawings
FIG. 1 is a schematic perspective view of a fixing and clamping assembly for spraying a spray-wound insulating pipe;
FIG. 2 is a partial perspective view of a mounting clip assembly for spray coating a wrapped insulating tube;
FIG. 3 is a cross-sectional view I of a fixed clamping assembly for spray coating a spray-wrapped insulating tube;
FIG. 4 is a perspective view in section of a fixed clamping assembly for spray coating of a spray-wound insulating tube;
FIG. 5 is an enlarged schematic view at A of FIG. 3;
FIG. 6 is a second cross-sectional view of a fixed clamping assembly for spray coating a spray-wrapped insulating tube;
FIG. 7 is a sectional view of a second perspective structure of a fixing clamp assembly for spraying a spray-wound insulating pipe;
FIG. 8 is an enlarged schematic view at B of FIG. 6;
FIG. 9 is an enlarged schematic view at C of FIG. 6;
FIG. 10 is an enlarged schematic view at D of FIG. 2;
fig. 11 is an enlarged schematic view at E of fig. 3.
The reference numerals in the figures are:
1-a heat preservation pipe;
2-a chuck; 21-channel; 22-nozzle;
3-inner support assembly;
31-inner support plates; 311-elastic bands;
32-rubber sleeve; 321-connecting plates; 3211-compressing a spring;
33-collar; 331-snap; 332-bolts; 333-platen;
34-a pressure sensing element; 341-a pressure sensor; 342-pressure bar; 343-a pressure spring;
4-an outer clip assembly;
41-a movable rod; 411-a first electromagnet;
42-outer clamping rod sleeve; 421-a second electromagnet;
43-a guide rail; 431-slide block;
5-an inner support driving member;
51-inner stay;
52-preventing ring;
6-an outer clip driver;
61-rotating a ring;
62-connecting rods;
63-a rotary drive.
Detailed Description
The application will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the application and the specific objects and functions achieved.
Referring to fig. 1-6, a fixing and clamping assembly for spraying and winding a thermal insulation pipe is disclosed, which comprises a chuck 2 for clamping the end part of the thermal insulation pipe 1, wherein an inner supporting assembly 3 and an outer clamping assembly 4 are arranged on the chuck 2, the inner supporting assembly 3 is provided with a plurality of inner supporting plates 31 uniformly arranged around the chuck 2, the inner supporting plates 31 are of arc structures, an inner supporting driving piece 5 for driving the inner supporting plates 31 to move is arranged on the chuck 2, the inner supporting assembly 3 is also provided with a rubber sleeve 32, the rubber sleeve 32 is arranged on the chuck 2, the inner supporting plates 31 are positioned in the rubber sleeve 32, the inner surface of the rubber sleeve 32 is attached to the surface of the inner supporting plates 31, and when the inner supporting plates 31 are supported on the inner wall of the thermal insulation pipe 1, the rubber sleeve 32 is in a state clamped between the inner supporting plates 31 and the thermal insulation pipe 1.
When the insulating tube 1 is sprayed, firstly, the insulating tube 1 needs to be fixed, the end part of the insulating tube 1 is coaxially abutted against the surface of the chuck 2, then, the inner support assembly 3 and the outer clamp assembly 4 are started simultaneously to clamp the insulating tube 1, when the inner support assembly 3 is supported by the inner wall of the insulating tube 1, the inner support driving piece 5 is started to drive the plurality of inner support plates 31 to move towards the inner wall of the insulating tube 1 simultaneously, in order to avoid abrasion caused by long-term use of the surface of the inner support plates 31, the inner support force of the insulating tube 1 is not easy to control, the inner round surface of the insulating tube 1 is damaged, and therefore, the inner support plates 31 are sleeved in the inner support plates through the arrangement of the rubber sleeve 32 until the rubber sleeve 32 is extruded on the inner wall of the insulating tube 1 by the inner support plates 31, so that the insulating tube 1 is fixed by the inner support, and after the insulating tube 1 is fixed, the surface of the insulating tube 1 is sprayed.
Referring to fig. 3-7, a collar 33 is sleeved on the chuck 2, two sides of the collar 33 are respectively provided with a buckle 331, two sides of the rubber sleeve 32 are respectively sleeved on the corresponding buckles 331 by opening a bayonet, and a closed space for the inner supporting plate 31 to move is formed between the rubber sleeve 32 and the collar 33.
When the rubber sleeve 32 is arranged on the lantern ring 33, the bayonet socket on the rubber sleeve 32 is sleeved on the corresponding buckle 331, so that the inner supporting plate 31 is clamped between the rubber sleeve 32 and the lantern ring 33, the rubber sleeve 32 is in a state of being coated on the lantern ring 33 in a normal state, when the inner supporting plate 31 moves outwards, the rubber sleeve 32 deforms along with the inner supporting plate 31 until the rubber sleeve 32 is extruded on the inner wall of the heat preservation pipe 1 by the inner supporting plate 31, the inner supporting and fixing of the heat preservation pipe 1 are completed, when the heat preservation pipe is used for a long time, the elastic force of the rubber sleeve 32 is insufficient, the rubber sleeve 32 is replaced, the rubber sleeve 32 is removed from the buckle 331, the rubber sleeve 32 is replaced on the lantern ring 33, the inner wall of the heat preservation pipe 1 is protected, the inner supporting force of the inner supporting plate 31 on the heat preservation pipe 1 is sufficient, and the heat preservation pipe 1 is convenient to replace.
Referring to fig. 6-9, a connecting plate 321 with an arc structure is arranged between every two adjacent inner supporting plates 31, the inner supporting plates 31 and the chuck 2 are coaxial, the connecting plate 321 and the inner supporting plates 31 are coaxial, a notch for sliding and clamping the connecting plate 321 is formed in the inner supporting plates 31 along the edge direction of the inner supporting plates, and the inner supporting plates 31 and the connecting plate 321 are combined to form a ring with adjustable caliber.
When the inner support plates 31 and the connecting plates 321 between every two adjacent inner support plates 31 move together in the synchronous movement process of the inner support driving piece 5, the inner support plates 31 and the connecting plates 321 together support the rubber sleeve 32 until the inner support is arranged on the inner wall of the heat preservation pipe 1, so that the heat preservation pipe 1 is fixed by the inner support, and the inner support plates 31 and the connecting plates 321 together extrude the rubber sleeve 32 on the inner wall of the heat preservation pipe 1, so that the deformation of the rubber sleeve 32 is kept in a comprehensive expansion state, the partial propping damage of the rubber sleeve 32 is avoided, the inner support plates 31 cannot be forcefully supported in the heat preservation pipe 1, and the heat preservation pipe 1 cannot be stabilized.
Referring to fig. 6 to 8, elastic bands 311 are fixedly connected between the two ends of the inner supporting plate 31 and the collar 33, compression springs 3211 are fixedly connected between the connecting plates 321 and the collar 33, and when the rubber sleeve 32 returns to a normal state from a stretched state, the inner supporting plate 31 and the connecting plates 321 are in a gradually return state under the action force of the elastic bands 311 and the compression springs 3211.
When the inner support plate 31 and the connecting plate 321 are driven to move outwards, the elastic band 311 and the compression spring 3211 are changed from the normal state to the stretched state, and when the inner support driving piece 5 releases the inner support plate 31, the elastic band 311 and the compression spring 3211 gradually return to the normal state under the action of the elastic band 311 and the compression spring 3211, the inner support plate 31 and the connecting plate 321 also return to the original positions, the inner support plate 31 and the connecting plate 321 are close to the collar 33, the rubber sleeve 32 returns to the normal state from the deformed state, and the fixation of the heat preservation pipe 1 is released.
Referring to fig. 3 to 9, the inner support driving member 5 is provided with an inner support rod 51, one end of the inner support rod 51 is fixedly connected with the middle part of the inner support plate 31, the other end of the inner support rod 51 extends towards the axial direction of the chuck 2, a socket for the end of the inner support rod 51 to extend into the inner support rod is formed in the chuck 2, a channel 21 is communicated between the axial center of the chuck 2 and the socket, the caliber of the channel 21 is larger than that of the socket, a water gap 22 communicated with the channel 21 is formed in the axial center of the chuck 2, an anti-slip ring 52 with the outer diameter equal to that of the channel 21 is sleeved at the end part of the inner support rod 51 extending into the channel 21, and when water is filled towards the channel 21 through the water gap 22, the inner support rod 51 is in a state of moving outwards in the socket.
When the inner support driving member 5 is started, water is introduced into the channel 21 by passing the water towards the water gap 22, and the inner support rod 51 is pushed outwards along with continuous injection of the water until the inner support rod 51 supports the inner support plate 31 against the heat insulation pipe 1, water injection is stopped, the heat insulation pipe 1 is in a state of being supported and fixed by the inner support plates 31, and the end part of the inner support rod 51 in the channel 21 is provided with the anti-dropping ring 52, so that the inner support rod 51 is prevented from being separated from the faucet, the water is prevented from flowing out through the faucet, the driving of the inner support rod 51 is completed, and after the spraying of the heat insulation pipe 1 is completed, the water in the channel 21 is pumped out, and the inner support plate 31 and the connecting plate 321 are returned to the original positions under the action force of the corresponding elastic bands 311 and the compression springs 3211.
Referring to fig. 6, 7 and 9, an inner hole is formed in the inner stay 51 along the axial direction of the inner stay 51, a pressure sensing element 34 is disposed in the inner hole of the inner stay 51, the pressure sensing element 34 passes through the inner stay plate 31 and the rubber sleeve 32 to extend outwards, and perforations for the pressure sensing element 34 to pass through are formed in the inner stay plate 31 and the rubber sleeve 32.
When the inner stay bar 51 pushes the inner stay plate 31 to support the inner wall of the heat preservation pipe 1, the pressure sensing piece 34 on the inner stay bar 51 senses extrusion force to the heat preservation pipe 1, so that the inner stay force of the inner stay plate 31 to the heat preservation pipe 1 is judged, the condition that the inner stay force of the inner stay plate 31 to the heat preservation pipe 1 is too small to cause the heat preservation pipe 1 to be unstable is avoided, the condition that the inner stay force of the inner stay plate 31 to the heat preservation pipe 1 is too large to cause the heat preservation pipe 1 to be extruded and deformed by the inner stay plate 31 is avoided, and the inner stay plate 31 is ensured to be fixed to the normal inner stay of the heat preservation pipe 1.
Referring to fig. 6, 7 and 9, the pressure sensing member 34 is provided with a pressure sensor 341, the pressure sensor 341 is fixedly disposed in the inner hole of the inner stay 51, a pressure rod 342 is disposed in the inner hole of the inner stay 51, a pressure spring 343 is connected between the pressure rod 342 and the pressure sensor 341, and an end portion of the pressure rod 342 protrudes outward through the inner stay 31 and the through hole of the rubber sleeve 32.
When the inner supporting plate 31 is to be supported on the inner wall of the heat preservation pipe 1, the pressure rod 342 is firstly abutted against the inner wall of the heat preservation pipe 1, the pressure spring 343 is compressed, the pressure sensor 341 senses the pressure of the compression spring 3211 until the rubber sleeve 32 is extruded on the inner wall of the heat preservation pipe 1, and at the moment, the pressure sensor 341 senses that the pressure is in a specified state, so that water injection into the channel 21 is stopped, and the heat preservation pipe 1 is stably supported on the inner supporting plate 31.
Referring to fig. 3 to 5, the buckle 331 of the collar 33 is provided with a through hole parallel to the axis of the collar 33, a bolt 332 is inserted into the through hole, the bolt 332 is in threaded connection with one side of the chuck 2, the other side of the chuck 2 is connected with a pressing plate 333, the surface of the collar 33 is in contact with the surface of the pressing plate 333, and the collar 33 is located between the pressing plate 333 and the chuck 2.
When the collar 33 is fixed, in order to avoid rotation of the collar 33, the inner stay rod 51 is kept to correspond to the channel 21 on the chuck 2, so that the collar 33 is limited by inserting the bolt 332 into the through hole of the buckle 331, so that the collar 33 cannot rotate on the chuck 2, the inner stay rod 51 on the collar 33 is also in a state of being inserted into the channel 21, and the collar 33 is positioned on the chuck 2 by the pressure plate 333, so that the chuck 2 and the collar 33 are fixedly connected together, the collar 33 can be detached from the chuck 2, and maintenance or replacement is convenient.
Referring to fig. 3, 4, 10 and 11, the outer clamping assembly 4 is provided with a plurality of movable rods 41 uniformly distributed around the chuck 2, an outer clamping rod sleeve 42 is sleeved on the movable rods 41, the axial direction of the movable rods 41 is parallel to the axial direction of the chuck 2, the outer clamping rod sleeve 42 can slide on the movable rods 41, a guide rail 43 for moving the movable rods 41 is arranged on the chuck 2 along the axial direction of the chuck 2, a sliding block 431 for fixedly connecting the movable rods 41 is arranged on the guide rail 43 in a sliding manner, a first electromagnet 411 is arranged at the end part of the movable rods 41 positioned in the outer clamping rod sleeve 42, a second electromagnet 421 is arranged at the closed end of the outer clamping rod sleeve 42, and when the first electromagnet 411 and the second electromagnet 421 are electrified, the outer clamping rod sleeve 42 is in a controlled sliding state on the movable rods 41.
When the outer clamping assembly 4 clamps the heat preservation pipe 1, the movable rods 41 synchronously move in the corresponding guide rails 43 until the heat preservation pipe 1 is clamped between the outer clamping rod sleeves 42, positioning of the heat preservation pipe 1 is achieved, the heat preservation pipe 1 is kept coaxial with the chuck 2, when the heat preservation pipe 1 is sprayed, the inner support assembly 3 is used for supporting and fixing the heat preservation pipe 1, the outer clamping rod sleeves 42 exit the range of the heat preservation pipe 1 on the movable rods 41, the first electromagnets 411 and the second electromagnets 421 are simultaneously electrified, and the outer clamping rod sleeves 42 are driven to move on the movable rods 41 according to the principle of like-pole repulsion and opposite-pole attraction, so that the outer clamping rod sleeves 42 move out of the heat preservation pipe 1, the outer surface of the heat preservation pipe 1 is in a completely bare state, and then spraying of the heat preservation pipe 1 is completed.
Referring to fig. 2-4, the chuck 2 is provided with an outer clamp driving member 6 for driving the sliding block 431 to slide on the guide rail 43, the outer clamp driving member 6 is provided with a rotary ring 61, the rotary ring 61 is coaxially and rotatably arranged on the chuck 2, a connecting rod 62 is arranged between the rotary ring 61 and the movable rod 41, two ends of the connecting rod 62 are respectively hinged with the rotary ring 61 and the movable rod 41, and the chuck 2 is provided with a rotary driver 63 for driving the rotary ring 61 to rotate.
When the outer clip driving member 6 drives the plurality of movable rods 41 to move synchronously, the rotary driver 63 drives the rotary ring 61 to rotate, and as the rotary ring 61 is hinged with the movable rods 41 through the connecting rods 62, the connecting rods 62 are driven to move along with the rotation of the rotary ring 61, so that the sliding blocks 431 are pushed to slide on the guide rails 43, and the outer clip rod sleeve 42 is used for clamping the heat insulation pipe 1.
According to the application, the inner supporting plate 31 is wrapped by the rubber sleeve 32, so that the rubber sleeve 32 is driven to deform by the movement of the inner supporting plate 31 so as to be supported on the inner wall of the heat preservation pipe 1, the situation that the inner supporting force of the heat preservation pipe 1 is insufficient or the inner wall of the heat preservation pipe 1 is worn due to abrasion of the inner supporting plate 31 is avoided, the stability of fixing and clamping is improved, and the protection effect on the heat preservation pipe 1 is also achieved.
The foregoing examples merely illustrate one or more embodiments of the application, which are described in greater detail and are not to be construed as limiting the scope of the application. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of protection of the present application is to be determined by the appended claims.
Claims (7)
1. The utility model provides a spraying winding insulating tube spraying is with fixed clamping subassembly, including being used for to chuck (2) of insulating tube (1) tip centre gripping, be equipped with interior support subassembly (3) and outer clamp subassembly (4) on chuck (2), a serial communication port, interior support subassembly (3) are equipped with a plurality of interior fagging (31) that evenly set up around chuck (2), interior fagging (31) are the arc structure, be equipped with on chuck (2) and be used for driving interior fagging (31) activity's interior support driving piece (5), interior support subassembly (3) still are equipped with rubber sleeve (32), rubber sleeve (32) set up on chuck (2) and interior fagging (31) are located rubber sleeve (32), the surface laminating of rubber sleeve (32) and interior fagging (31), when interior fagging (31) support the inner wall at insulating tube (1), rubber sleeve (32) are in the state of being pressed from both sides between interior fagging (31) and insulating tube (1);
the chuck (2) is sleeved with a collar (33), both sides of the collar (33) are provided with buckles (331), both sides of the rubber sleeve (32) are sleeved on the corresponding buckles (331) through the opening of the bayonet, and a closed space for the inner supporting plate (31) to move is formed between the rubber sleeve (32) and the collar (33);
a connecting plate (321) with an arc structure is arranged between every two adjacent inner supporting plates (31), the inner supporting plates (31) and the chuck (2) are coaxial, the connecting plate (321) and the inner supporting plates (31) are coaxial, a notch for sliding and clamping the connecting plate (321) is formed in the inner supporting plates (31) along the edge direction of the inner supporting plates, and a ring with adjustable caliber is formed by combining the inner supporting plates (31) and the connecting plate (321);
elastic bands (311) are fixedly connected between the two ends of the inner supporting plate (31) and the lantern ring (33), compression springs (3211) are fixedly connected between the connecting plates (321) and the lantern ring (33), and when the rubber sleeve (32) is restored to a normal state from a stretched state, the inner supporting plate (31) and the connecting plates (321) are in a gradual return state under the acting force of the elastic bands (311) and the compression springs (3211).
2. The fixed clamping assembly for spraying and winding a thermal insulation pipe according to claim 1, wherein the inner support driving piece (5) is provided with an inner support rod (51), one end of the inner support rod (51) is fixedly connected with the middle part of the inner support plate (31), the other end of the inner support rod (51) extends towards the axis direction of the chuck (2), a socket for extending the end of the inner support rod (51) to the inside of the chuck (2) is formed in the chuck (2), a channel (21) is communicated between the axis of the chuck (2) and the socket, the caliber of the channel (21) is larger than that of the socket, a water gap (22) communicated with the channel (21) is formed in the axis of the chuck (2), and an anti-dropping ring (52) with the outer diameter equal to that of the channel (21) is sleeved at the end of the inner support rod (51), and when the water gap (22) faces the channel (21), the inner support rod (51) is in a state of moving outwards in the socket.
3. The fixing and clamping assembly for spraying and winding the thermal insulation pipe according to claim 2, wherein an inner hole is formed in the inner supporting rod (51) along the axis direction of the inner supporting rod, a pressure sensing piece (34) is arranged in the inner hole of the inner supporting rod (51), the pressure sensing piece (34) penetrates through the inner supporting plate (31) and the rubber sleeve (32) to extend outwards, and through holes for the pressure sensing piece (34) to penetrate are formed in the inner supporting plate (31) and the rubber sleeve (32).
4. A fixed clamping assembly for spraying a spray-wound insulating pipe according to claim 3, characterized in that the pressure sensing piece (34) is provided with a pressure sensor (341), the pressure sensor (341) is fixedly arranged in the deep inside hole of the inner supporting rod (51), a pressure rod (342) is arranged in the inside hole of the inner supporting rod (51), a pressure spring (343) is connected between the pressure rod (342) and the pressure sensor (341), and the end part of the pressure rod (342) penetrates through the inner supporting plate (31) and the through hole of the rubber sleeve (32) to extend outwards.
5. The fixed clamping assembly for spraying and winding a thermal insulation pipe according to claim 1, wherein a through hole parallel to the axis of the collar (33) is formed in a buckle (331) of the collar (33), a bolt (332) is inserted into the through hole, the bolt (332) is in threaded connection with one side of the chuck (2), a pressure plate (333) is connected with the bolt (332) on the other side of the chuck (2), the surface of the collar (33) is in contact with the surface of the pressure plate (333), and the collar (33) is located between the pressure plate (333) and the chuck (2).
6. The fixed clamping assembly for spraying and winding a thermal insulation pipe according to claim 4, wherein the outer clamping assembly (4) is provided with a plurality of movable rods (41) uniformly distributed around the chuck (2), an outer clamping rod sleeve (42) is sleeved on the movable rods (41), the axial direction of the movable rods (41) is parallel to the axial direction of the chuck (2), the outer clamping rod sleeve (42) can slide on the movable rods (41), a guide rail (43) for the movable rods (41) to move is arranged on the chuck (2) along the axial direction of the chuck, a sliding block (431) for the movable rods (41) to be fixedly connected is arranged on the guide rail (43) in a sliding mode, a first electromagnet (411) is arranged at the end portion, located in the outer clamping rod sleeve (42), of the movable rods (41), a second electromagnet (421) is arranged at the closed end in the outer clamping rod sleeve (42), and the outer clamping rod sleeve (42) is in a controlled sliding state on the movable rods (41) when the first electromagnet (411) and the second electromagnet (421) are electrified.
7. The fixed clamping assembly for spraying the spray-wound thermal insulation pipe according to claim 6, wherein an outer clamp driving piece (6) for driving the sliding block (431) to slide on the guide rail (43) is arranged on the chuck (2), the outer clamp driving piece (6) is provided with a rotary ring (61), the rotary ring (61) is coaxially and rotatably arranged on the chuck (2), a connecting rod (62) is arranged between the rotary ring (61) and the movable rod (41), and two ends of the connecting rod (62) are respectively hinged with the rotary ring (61) and the movable rod (41), and a rotary driver (63) for driving the rotary ring (61) to rotate is arranged on the chuck (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310581542.1A CN116273601B (en) | 2023-05-23 | 2023-05-23 | Fixing clamping assembly for spraying and winding insulating pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310581542.1A CN116273601B (en) | 2023-05-23 | 2023-05-23 | Fixing clamping assembly for spraying and winding insulating pipe |
Publications (2)
| Publication Number | Publication Date |
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| CN116273601A CN116273601A (en) | 2023-06-23 |
| CN116273601B true CN116273601B (en) | 2023-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310581542.1A Active CN116273601B (en) | 2023-05-23 | 2023-05-23 | Fixing clamping assembly for spraying and winding insulating pipe |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116618217B (en) * | 2023-07-26 | 2023-09-19 | 山东翁派斯环保科技有限公司 | Anticorrosive treatment spraying device at joint of heat preservation pipe |
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| CN113369043A (en) * | 2021-05-25 | 2021-09-10 | 内蒙古伟之杰节能装备有限公司 | Hydraulic chuck device for spraying polyurethane thermal insulation pipe |
| CN217314033U (en) * | 2022-01-21 | 2022-08-30 | 天津市富顺德实业有限公司 | Spraying device is used in production of plastic-coated pipe |
| CN115592344A (en) * | 2022-10-20 | 2023-01-13 | 白亚昆（Cn） | Internal-supporting rotary type clamping mechanism of laser welding machine |
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| ATE395155T1 (en) * | 2001-03-05 | 2008-05-15 | Illinois Tool Works | CHUCK |
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| GB1362088A (en) * | 1972-02-03 | 1974-07-30 | Werkzeugmasch Okt Veb | Chuck for machine tools |
| GB2043721A (en) * | 1978-12-18 | 1980-10-08 | Barmag Barmer Maschf | Clamping chuck for a thread-winding machine |
| CN103949682A (en) * | 2014-05-05 | 2014-07-30 | 许昌学院 | Electric adjustable lathe spindle chuck |
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| CN108993796A (en) * | 2018-08-02 | 2018-12-14 | 何碧侠 | A kind of pipeline uniformly derusts the working method of spray-painting plant |
| CN213133721U (en) * | 2020-07-09 | 2021-05-07 | 济南万通铸造装备工程有限公司 | Supporting and rotating device for polyurethane spraying thermal insulation pipe production line |
| CN112846851A (en) * | 2021-01-04 | 2021-05-28 | 张晓民 | Machining and positioning method for anti-deformation thin-wall pipe fitting |
| CN113369043A (en) * | 2021-05-25 | 2021-09-10 | 内蒙古伟之杰节能装备有限公司 | Hydraulic chuck device for spraying polyurethane thermal insulation pipe |
| CN217314033U (en) * | 2022-01-21 | 2022-08-30 | 天津市富顺德实业有限公司 | Spraying device is used in production of plastic-coated pipe |
| CN115592344A (en) * | 2022-10-20 | 2023-01-13 | 白亚昆（Cn） | Internal-supporting rotary type clamping mechanism of laser welding machine |
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|---|---|
| CN116273601A (en) | 2023-06-23 |
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