CN109940681B - Online cutting equipment for production of heat preservation pipes - Google Patents
Online cutting equipment for production of heat preservation pipes Download PDFInfo
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- CN109940681B CN109940681B CN201910295054.8A CN201910295054A CN109940681B CN 109940681 B CN109940681 B CN 109940681B CN 201910295054 A CN201910295054 A CN 201910295054A CN 109940681 B CN109940681 B CN 109940681B
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- 238000005520 cutting process Methods 0.000 title claims abstract description 64
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 37
- 238000004321 preservation Methods 0.000 title claims description 34
- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 238000000465 moulding Methods 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 238000005096 rolling process Methods 0.000 claims description 36
- 230000005540 biological transmission Effects 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 16
- 238000009413 insulation Methods 0.000 claims description 10
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 abstract description 5
- 238000010924 continuous production Methods 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 18
- 239000010959 steel Substances 0.000 description 18
- 230000001681 protective effect Effects 0.000 description 11
- 238000005187 foaming Methods 0.000 description 9
- 229920003023 plastic Polymers 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 238000003851 corona treatment Methods 0.000 description 4
- 239000011550 stock solution Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004513 sizing Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
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Abstract
An on-line cutting device for insulating pipe production comprises a workpiece clamping mechanism, a cutting executing mechanism, a motor, a box body and a box body sliding rail; the box sliding rail is arranged on a supporting frame of a one-step molding insulating pipe production line and is arranged in parallel along the feeding direction of the workpiece; the box body is assembled with the box body sliding rail, workpiece penetrating holes are formed in the left end face and the right end face of the box body, and a hollow shaft coaxial with the workpiece penetrating holes is arranged at one end of the workpiece entering the box body; the workpiece clamping mechanisms are arranged on the outer side walls of the left end face and the right end face of the box body and are used for holding the workpiece tightly during cutting operation of the insulating pipe, so that the box body and the workpiece synchronously move axially; the cutting-off actuating mechanism is arranged inside the box body, is driven to operate through a motor arranged on the top cover of the box body and is used for cutting off the heat-insulating pipe workpiece at the plug head position. The invention solves the cutting problem of the insertion joint part of the insulating pipe on the continuous production line and achieves the aim of synchronous operation with the one-step molding production line of the insulating pipe.
Description
Technical Field
The invention relates to insulating pipe cutting equipment, in particular to on-line cutting equipment suitable for one-step forming of an insulating pipe joint part, and belongs to the technical field of insulating pipes.
Background
The one-step molding process of the heat preservation pipe, namely the extrusion of the plastic outer protection pipe and the foaming of the polyurethane heat preservation layer are completed at one time, and the one-step molding process has the advantages of simple process steps, high working efficiency, low production cost, good heat insulation and corrosion resistance of the product and the like, and becomes one of the important methods for producing the heat preservation pipe. In the one-step molding process flow of the heat preservation pipe, in order to ensure continuous supply of the steel pipe, two sections of the steel pipe are connected through a plug connector; then the steel pipe enters a central hole at the head of the plastic extruder under the pushing of the conveying device, when the steel pipe extends out of the other side of the central hole to reach the designed length, the plastic extruder extrudes an outer protective pipe, the outer protective pipe coaxially surrounds the steel pipe and synchronously moves forwards at a constant speed with the steel pipe, and in the process, corona treatment is carried out on the inner surface of the outer protective pipe; in the synchronous advancing process of the outer protective tube and the steel tube after corona treatment, injecting foaming stock solution into a cavity between the outer protective tube and the steel tube by a gun tube of a high-pressure foaming machine, and foaming the foaming stock solution to form an insulating layer; and then cutting off the heat-insulating pipe at the plug connector to finish the production process of the heat-insulating pipe.
According to the one-step forming process of the heat preservation pipe, after the heat preservation layer is formed between the outer protection pipe and the steel pipe, the plug head is hidden on the inner side of the heat preservation layer, the position of the plug head is difficult to visually judge, and for the problem that the heat preservation pipe is cut off at the plug head, the plug head position is determined by adopting a manual scribing measurement method at present, and then the plug head is cut off by conventional cutting equipment.
Disclosure of Invention
The invention provides an on-line cutting device for production of a heat-insulating pipe, which aims to solve the problem that the heat-insulating pipe is cut off at a plug head part on a continuous production line and achieves the aim of synchronous operation with a one-step forming production line of the heat-insulating pipe.
In order to solve the problems, the invention adopts the following technical scheme:
an on-line cutting device for insulating pipe production comprises a workpiece clamping mechanism, a cutting executing mechanism, a motor, a box body and a box body sliding rail; the box sliding rail is arranged on a supporting frame of a one-step molding insulating pipe production line and is arranged in parallel along the feeding direction of the workpiece; the box body is assembled with the box body sliding rail, the box body can horizontally move along the box body sliding rail through a sliding block arranged on the bottom surface of the box body, workpiece penetrating holes are formed in the left end face and the right end face of the box body, and a hollow shaft coaxial with the workpiece penetrating holes is arranged at one end of the workpiece entering the box body; the workpiece clamping mechanisms are arranged on the outer side walls of the left end face and the right end face of the box body and are used for holding the workpiece tightly during cutting operation of the insulating pipe, so that the box body and the workpiece synchronously move axially; the cutting-off actuating mechanism is arranged inside the box body and is driven to operate through a motor arranged on the top cover of the box body.
The insulation pipe production on-line cutting equipment comprises a transmission assembly, a rotating shaft, a shaft sleeve driving wheel, a wheel carrier and a rotary cutter assembly; the transmission assembly is arranged between the motor and the rotating shaft; the rotating shaft is sleeved outside the hollow shaft in the box body, and the shaft sleeve is assembled outside the rotating shaft in a clearance fit manner; the outer wall of the shaft sleeve is provided with a spiral groove; the shaft sleeve driving wheel is arranged in a spiral groove of the shaft sleeve and is arranged at the upper end of the wheel frame, and the wheel frame is fixedly arranged in the box body; the rotary cutting tool assembly is provided with a tool rest, a tool body and a feed rail, wherein the tool rest is of a cavity structure consisting of an upper cover plate and a lower cover plate, the tool rest is fixed on a shaft sleeve, the tool body is installed in the cavity of the tool rest, the upper cover plate and the lower cover plate are provided with a feed chute, the tool body is assembled with the feed chute and the feed rail through a tool body seat, and the feed rail is fixed on a rotating shaft.
The insulation pipe production on-line cutting equipment comprises a cutting execution mechanism, a cutting execution mechanism and a cutting machine, wherein the cutting execution mechanism also comprises a cutter rest initial position adjusting component; the adjusting component of the initial position of the tool rest is provided with an adjusting bolt and an adjusting slide rail, the adjusting slide rail is fixed on the end face of the shaft sleeve, the tool rest is assembled with the adjusting slide rail, and the outer side end of the adjusting slide rail is provided with an adjusting bolt supporting block; the adjusting bolt passes through the adjusting bolt supporting block and the adjusting handle fixed on the tool rest, and the adjusting bolt and the adjusting handle form a screw nut transmission unit.
The cutting execution mechanism also comprises a workpiece rolling assembly, wherein the workpiece rolling assembly and the rotary cutter assembly are installed and have the same composition structure, and are symmetrically arranged on two sides of the central axis of the on-line cutting device of the insulating pipe, and the workpiece rolling assembly provides reverse supporting force for the working process of the cutting cutter; the workpiece rolling assembly differs from the rotary cutter assembly in that: in the workpiece rolling assembly, a rolling wheel replaces a cutter body, a rolling wheel feeding groove replaces a feed chute, and the rolling wheel feeding groove is a folding groove.
The transmission assembly in the cutting execution mechanism is a belt-belt wheel transmission assembly, and the driven belt wheel of the transmission assembly is arranged at one end of the rotating shaft.
The workpiece clamping mechanism comprises two parts which are arranged up and down symmetrically, and each part is provided with an air cylinder, a clamping seat and an air cylinder fixing frame; the cylinder fixing frame is fixed on the outer wall of the box body; the cylinder is arranged on the cylinder fixing frame, and the tail end of the telescopic arm of the cylinder is provided with a clamping seat; the clamping seat is provided with an arc clamping surface matched with the insulating pipe workpiece.
The workpiece clamping mechanism is also provided with a group of radial dimension adjusting gaskets; the radial dimension adjusting gasket is detachably fixed on the inner side of the arc clamping surface of the clamping seat.
The workpiece clamping mechanism is also provided with a guide assembly; the guide assemblies are symmetrically arranged on two sides of the air cylinder and comprise guide sleeves and guide rods, the guide sleeves are fixed at two ends of the clamping seat and sleeved outside the guide rods, and two ends of the guide rods are respectively fixed on an upper air cylinder fixing frame and a lower air cylinder fixing frame.
Above-mentioned insulating tube production on-line cutting equipment, the motor is servo motor.
The on-line cutting equipment for the production of the heat preservation pipe is also provided with a PLC control system; the PLC control system comprises a position sensor and a controller, wherein the position sensor is fixed on the inner wall of the box body and is oppositely arranged with the feeding direction of the heat preservation pipe, the position sensor is connected with the input end of the controller, and the output end of the controller is connected with a motor and a control switch of the air cylinder.
The invention relates to an on-line cutting device for heat preservation pipe production, which has the working principle that: when the position sensor in the PLC control system monitors the information of the heat-insulating pipe plug connector, signals are transmitted to the processor, the processor sends action instructions to the air cylinder and the motor, the air cylinder drives the clamping seat to clamp the heat-insulating pipe workpiece, and at the moment, the box body and the heat-insulating pipe workpiece are integrated, and the heat-insulating pipe workpiece is pushed to move forwards by the workpiece conveying equipment of the heat-insulating pipe production line; meanwhile, the motor is started to drive the rotating shaft, the tool rest, the tool body and the shaft sleeve to rotate, the shaft sleeve driving wheel fixedly installed in the box body applies thrust to the shaft sleeve through the spiral groove on the outer surface of the shaft sleeve, the shaft sleeve drives the tool rest to horizontally move, the tool body is driven to move along the feeding track through the feeding chute on the tool rest, and the heat preservation pipe workpiece is cut off through the cooperation of the rotation of the tool body and the radial feeding action. Therefore, the invention solves the cutting problem of the insertion joint part of the heat preservation pipe on the continuous production line, and achieves the aim of synchronous operation with the one-step molding production line of the heat preservation pipe.
Drawings
FIG. 1 is a schematic diagram of a production line of a one-step molding insulating pipe;
FIG. 2 is a schematic diagram of the structure of the present invention;
FIG. 3 is a side view of FIG. 2;
FIG. 4 is a schematic view of a clamping mechanism;
FIG. 5 is a schematic diagram of the motor, cutoff actuator and insulating tube workpiece structure and positional relationship;
FIG. 6 is an enlarged view of the structure at I in FIG. 5;
FIG. 7 is an enlarged view of the structure at II in FIG. 5;
fig. 8 is a schematic view of the cut-off actuator feed process.
The list of the reference numerals in the drawings is:
1. steel pipe, 2, plug connector, 3, extruder head, 4, outer protective pipe, 5, sizing die, 6, high-pressure foaming machine gun barrel, 7, heat preservation, 8, heat preservation pipe on-line cutting device, 8-1, box, 8-2, work piece clamping mechanism, 8-2-1, cylinder, 8-2-2, cylinder fixing frame, 8-2-3, clamping seat, 8-2-4, guide rod, 8-2-5, guide sleeve, 8-2-6, radial size adjusting gasket, 8-3, cutting executing mechanism, 8-3-1, transmission component, 8-3-2, driven pulley, 8-3-3, rotating shaft, 8-3-4, shaft sleeve, 8-3-5 parts of shaft sleeve driving wheels, 8-3-6 parts of adjusting bolts, 8-3-7 parts of adjusting sliding rails, 8-3-8 parts of feeding rails, 8-3-9 parts of tool holders, 8-3-10 parts of feeding chute, 8-3-11 parts of cutter bodies, 8-3-12 parts of cutter body seats, 8-3-13 parts of adjusting bolt supporting blocks, 8-3-14 parts of adjusting handles, 8-3-15 parts of adjusting handles, spiral grooves, 8-3-16 parts of wheel holders, 8-3-17 parts of rolling wheels, 8-3-18 parts of rolling wheel feeding grooves, 8-4 parts of rolling wheels, motors, 8-5 parts of box body sliding rails, 8-6 parts of sliding blocks, 8-7 parts of position sensors, 8-8 parts of hollow shafts.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific examples.
Referring to fig. 1, in the process flow of the Wen Guanyi step forming, in order to ensure continuous supply of the steel pipes 1, two sections of the steel pipes 1 are connected by a non-metal plug connector 2; then the steel pipe 1 enters a central hole at the head 3 of the plastic extruder under the pushing of the conveying device, when the extending distance of the steel pipe 1 from the other side of the central hole reaches the designed length, the plastic extruder extrudes the outer protective pipe 4, the outer protective pipe 4 coaxially surrounds the steel pipe 1 and synchronously moves forwards at a uniform speed with the steel pipe 1, and in the process, the inner surface of the outer protective pipe 4 is subjected to sizing and corona treatment through the sizing die 5; in the synchronous advancing process of the outer protective tube 4 and the steel tube 1 after corona treatment, a gun tube 6 of the high-pressure foaming machine injects foaming stock solution into a cavity between the outer protective tube 4 and the steel tube 1, and the foaming stock solution is foamed immediately to form an insulating layer; then cutting off the plug connector 2 by the on-line cutting device 8 for the heat preservation pipe, thereby completing the production process of the heat preservation pipe.
Referring to fig. 2 and 3, in order to achieve the purpose of cutting off the insulating pipe on line at the plug head, the invention provides an insulating pipe production on line cutting device, which comprises a workpiece clamping mechanism 8-2, a cutting executing mechanism 8-3, a motor 8-4, a box body 8-1 and a box body sliding rail 8-5; the box sliding rail 8-5 is arranged on a supporting frame of a one-step molding insulating pipe production line and is arranged in parallel along the feeding direction of the workpiece; the box body 8-1 is assembled with the box body sliding rail 8-5, and can horizontally move along the box body sliding rail 8-5 through a sliding block 8-6 arranged on the bottom surface of the box body 8-1, workpiece penetrating holes are formed in the left end surface and the right end surface of the box body 8-1, and a hollow shaft 8-8 coaxial with the workpiece penetrating holes is arranged at one end of the workpiece entering the box body; the workpiece clamping mechanisms 8-2 are arranged on the outer side walls of the left end face and the right end face of the box body 8-1 and are used for holding the workpiece tightly during the cutting operation of the insulating pipe, so that the box body 8-1 and the workpiece synchronously move axially; the cutting-off actuating mechanism 8-3 is arranged in the box body 8-1, and is driven to run through a motor 8-4 arranged on the top cover of the box body 8-1 and used for cutting off the heat preservation pipe workpiece at the position of the plug connector 2, and the motor 8-4 is a servo motor.
Referring to fig. 3 and 4, the on-line cutting equipment for production of heat preservation pipes of the invention is characterized in that the workpiece clamping mechanism 8-2 comprises two parts which are symmetrically arranged up and down, and each part is provided with a cylinder 8-2-1, a clamping seat 8-2-3, a cylinder fixing frame 8-2-2 and a guide component; the cylinder fixing frame 8-2-2 is fixed on the outer wall of the box body 8-1; the air cylinder 8-2-1 is arranged on the air cylinder fixing frame 8-2-2, and the clamping seat 8-2-3 is arranged at the tail end of the air cylinder telescopic arm; the clamping seat 8-2-3 is provided with an arc clamping surface matched with the heat-insulating pipe workpiece, and the inner side of the arc clamping surface is detachably provided with a radial size adjusting gasket 8-2-6 so as to adapt to heat-insulating pipe workpieces with different pipe diameters; the guide assemblies are symmetrically arranged on two sides of the air cylinder 8-2-2 and comprise guide sleeves 8-2-5 and guide rods 8-2-4, the guide sleeves 8-2-5 are fixed on two ends of the clamping seat 8-2-3 and sleeved outside the guide rods 8-2-4, and two ends of the guide rods 8-2-4 are respectively fixed on the upper air cylinder fixing frame 8-2 and the lower air cylinder fixing frame 8-2.
Referring to fig. 5 and 6, the insulation pipe production on-line cutting equipment of the invention is characterized in that the cutting execution mechanism 8-3 comprises a transmission component 8-3-1, a rotating shaft 8-3-3, a shaft sleeve 8-3-4, a shaft sleeve driving wheel 8-3-5, a wheel carrier 8-3-16, a knife rest 8-3-9, a knife body 8-3-11 and a knife feeding track 8-3-8; the transmission assembly 8-3-1 is a belt-pulley transmission assembly, a driving pulley of the belt-pulley transmission assembly is arranged on an output shaft of the motor 8-4, a driven pulley 8-3-2 is arranged at one end of the rotating shaft 8-3-3, and the transmission assembly 8-3-1 is used for transmitting power of the motor 8-4 to the rotating shaft 8-3-3; the rotating shaft 8-3-3 is sleeved outside the hollow shaft 8-8 in the box body 8-1, and the shaft sleeve 8-3-4 is assembled outside the rotating shaft 8-3-3 in a clearance fit mode; the outer wall of the shaft sleeve 8-3-4 is provided with a spiral groove 8-3-15; the shaft sleeve driving wheel 8-3-5 is arranged in a spiral groove 8-3-15 of the shaft sleeve 8-3-4 and is arranged at the upper end of the wheel frame 8-3-16, and the lower end of the wheel frame 8-3-16 is fixedly arranged in the box body 8-1; the cutter rest 8-3-9 is of a cavity structure formed by an upper cover plate and a lower cover plate, is fixed on the shaft sleeve 8-3-4, is provided with a cutter body 8-3-11 in the cavity of the cutter rest, and is provided with a cutter feeding chute 8-3-10 on the upper cover plate and the lower cover plate; the cutter body 8-3-11 is assembled with the cutter feeding chute 8-3-10 and the cutter feeding track 8-3-6 through the cutter body seat 8-3-12; the feed rail 8-3-6 is fixed on the rotating shaft 8-3-3.
Referring to fig. 5 and 6, the insulation pipe production on-line cutting equipment of the invention, the cutting executing mechanism 8-3 further comprises a knife rest initial position adjusting component; the tool rest initial position adjusting component is provided with an adjusting bolt 8-3-6 and an adjusting slide rail 8-3-7, the adjusting slide rail 8-3-7 is fixed on the end face of the shaft sleeve 8-3-4, the tool rest 8-3-9 is assembled with the adjusting slide rail 8-3-7, and an adjusting bolt supporting block 8-3-13 is arranged at the outer side end of the adjusting slide rail 8-3-7; the adjusting bolt 8-3-6 passes through the adjusting bolt supporting block 8-3-13 and the adjusting handle 8-3-14 fixed on the tool rest, the adjusting bolt 8-3-6 and the adjusting handle 8-3-14 form a screw nut transmission unit, the adjusting bolt 8-3-6 can be rotated by a manual tool, the adjusting handle 8-3-14 drives the tool rest 8-3-9 to slide along the adjusting slide rail 8-3-7, and the radial initial position of the tool rest 8-3-9 is adjusted.
Referring to fig. 5 and 7, the on-line cutting equipment for production of insulation pipes of the present invention, the cutting execution mechanism 8-3 further comprises a workpiece rolling assembly, wherein the installation and composition structure of the workpiece rolling assembly is consistent with that of the rotary cutter assembly, the workpiece rolling assembly and the rotary cutter assembly are symmetrically arranged at two sides of the central axis of the on-line cutting device for insulation pipes, and the workpiece rolling assembly provides reverse supporting force for the working process of the cutting cutter; the workpiece rolling assembly differs from the rotary cutter assembly in that: in the workpiece rolling assembly, a rolling wheel 8-3-17 replaces a cutter body 8-3-11, a rolling wheel feeding groove 8-3-18 replaces a feed chute 8-3-10, and the rolling wheel feeding groove 8-3-18 is a folding groove.
Referring to fig. 2 to 8, the on-line cutting equipment for production of insulation pipes according to the present invention has the following working principle: after the position sensor 8-7 in the PLC control system monitors information of the plug connector 2 in the heat preservation pipe, a signal is transmitted to the processor, an action instruction is sent to the air cylinder 8-2-1 in the workpiece clamping mechanism 8-2 and the motor 8-4 arranged on the top cover of the box body 8-1 through the processor, the clamping seat 8-2-3 is driven by the air cylinder 8-2-1 to clamp the heat preservation pipe workpiece, and at the moment, the box body 8-1 and the heat preservation pipe workpiece are integrated and move forwards under the pushing of the workpiece conveying equipment; meanwhile, a motor 8-4 is started to drive a rotating shaft 8-3-3, a cutter rest 8-3-9, a cutter body 8-3-11 and a shaft sleeve 8-3-4 to rotate, a shaft sleeve driving wheel 8-3-5 fixed on the bottom surface of a box body 8-1 applies thrust to the shaft sleeve 8-3-4 through a spiral groove 8-3-15 on the outer surface of the shaft sleeve 8-3-4, the shaft sleeve 8-3-4 drives the cutter rest 8-3-9 to horizontally move, a cutter body 8-3-11 is driven to move along a cutter feeding track 8-3-8 through a cutter feeding chute 8-3-10 on the cutter rest 8-3-9, and a heat preservation pipe workpiece is cut off through the cooperation of the rotation of the cutter body 8-3-11 and radial cutter feeding action; in the cutter body feeding process, the rolling wheel 8-3-17 in the workpiece rolling assembly and the cutter body 8-3-11 are synchronously and radially fed, and as the rolling wheel feeding groove 8-3-18 is of a broken line groove structure, after the rolling wheel 8-3-17 contacts with the surface of the workpiece outer protection tube 4, the rolling wheel 8-3-17 moves relative to the cutter frame 8-3-9 in the linear groove section of the rolling wheel feeding groove 8-3-18, and the rolling wheel 8-3-17 rolls along the surface of the workpiece outer protection tube 4 to provide reverse supporting force for the cutting cutter.
Claims (9)
1. The on-line cutting equipment for the production of the heat preservation pipe is characterized in that the on-line cutting device (8) of the heat preservation pipe comprises a workpiece clamping mechanism (8-2), a cutting executing mechanism (8-3), a motor (8-4), a box body (8-1) and a box body sliding rail (8-5); the box sliding rail (8-5) is arranged on a supporting frame of a one-step molding insulating pipe production line and is arranged in parallel along the feeding direction of the workpiece; the box body (8-1) is assembled with the box body sliding rail (8-5), the box body can horizontally move along the box body sliding rail (8-5) through a sliding block (8-6) arranged on the bottom surface of the box body (8-1), workpiece penetrating holes are formed in the left end face and the right end face of the box body (8-1), and a hollow shaft (8-8) coaxial with the workpiece penetrating holes is arranged at one end of the workpiece entering the box body; the workpiece clamping mechanisms (8-2) are arranged on the outer side walls of the left end face and the right end face of the box body (8-1) and are used for holding the workpiece tightly during cutting operation of the heat preservation pipe, so that the box body (8-1) and the workpiece synchronously move axially; the cutting-off executing mechanism (8-3) is arranged inside the box body (8-1) and is driven to operate by a motor (8-4) arranged on the top cover of the box body (8-1);
the cutting-off executing mechanism (8-3) comprises a transmission assembly (8-3-1), a rotating shaft (8-3-3), a shaft sleeve (8-3-4), a shaft sleeve driving wheel (8-3-5), a wheel carrier (8-3-16) and a rotary cutter assembly; the transmission assembly (8-3-1) is arranged between the motor (8-4) and the rotating shaft (8-3-3); the rotating shaft (8-3-3) is sleeved outside the hollow shaft (8-8) in the box body (8-1), and the shaft sleeve (8-3-4) is assembled outside the rotating shaft (8-3-3) in a clearance fit manner; the outer wall of the shaft sleeve (8-3-4) is provided with a spiral groove (8-3-15); the shaft sleeve driving wheel (8-3-5) is arranged in a spiral groove (8-3-15) of the shaft sleeve (8-3-4) and is arranged at the upper end of the wheel frame (8-3-16), and the lower end of the wheel frame (8-3-16) is fixedly arranged in the box body (8-1); the rotary cutting tool assembly is provided with a tool rest (8-3-9), a tool body (8-3-11) and a feed rail (8-3-8), wherein the tool rest (8-3-9) is of a cavity structure consisting of an upper cover plate and a lower cover plate, is fixed on a shaft sleeve (8-3-4), is provided with the tool body (8-3-11) in the tool rest cavity, and is provided with a feed chute (8-3-10) on the upper cover plate and the lower cover plate; the cutter body (8-3-11) is assembled with the cutter feeding chute (8-3-10) and the cutter feeding rail (8-3-8) through the cutter body seat (8-3-12); the feed rail (8-3-8) is fixed on the rotating shaft (8-3-3).
2. An on-line cutting apparatus for insulating pipe production according to claim 1, wherein the cutting actuator (8-3) further comprises a tool rest initial position adjustment assembly; the tool rest initial position adjusting assembly is provided with an adjusting bolt (8-3-6) and an adjusting slide rail (8-3-7), the adjusting slide rail (8-3-7) is fixed on the end face of the shaft sleeve (8-3-4), the tool rest (8-3-9) is assembled with the adjusting slide rail (8-3-7), and an adjusting bolt supporting block (8-3-13) is arranged at the outer side end of the adjusting slide rail (8-3-7); the adjusting bolt (8-3-6) passes through the adjusting bolt supporting block (8-3-13) and the adjusting handle (8-3-14) fixed on the tool rest, and the adjusting bolt (8-3-6) and the adjusting handle (8-3-14) form a screw nut transmission unit.
3. The on-line cutting-off equipment for production of heat preservation pipes according to claim 2, wherein the cutting-off execution mechanism (8-3) further comprises a workpiece rolling assembly, the workpiece rolling assembly is consistent with the rotary cutter assembly in installation and composition structure, the workpiece rolling assembly and the rotary cutter assembly are symmetrically arranged at two sides of the central axis of the on-line cutting-off device for the heat preservation pipes, and reverse supporting force is provided for the working process of a cutting cutter through the workpiece rolling assembly; the workpiece rolling assembly differs from the rotary cutter assembly in that: in the workpiece rolling assembly, a rolling wheel (8-3-17) replaces a cutter body (8-3-11), a rolling wheel feeding groove (8-3-18) replaces a feed chute (8-3-10), and the rolling wheel feeding groove (8-3-18) is a broken line groove.
4. An on-line cutting apparatus for production of insulation pipe according to claim 3, wherein the transmission assembly (8-3-1) in the cutting actuator (8-3) is a belt-pulley transmission assembly, and the driven pulley (8-3-2) is mounted at one end of the rotating shaft (8-3-3).
5. The on-line cutting apparatus for production of thermal insulation pipes according to claim 1, wherein the work clamping mechanism (8-2) comprises two parts symmetrically arranged up and down, in each of which a cylinder (8-2-1), a clamping seat (8-2-3) and a cylinder holder (8-2-2) are provided; the cylinder fixing frame (8-2-2) is fixed on the outer wall of the box body (8-1); the air cylinder (8-2-1) is arranged on the air cylinder fixing frame (8-2-2), and the tail end of the air cylinder telescopic arm is provided with the clamping seat (8-2-3); the clamping seat (8-2-3) is provided with an arc clamping surface matched with the heat preservation pipe workpiece.
6. The on-line cutting apparatus for production of insulating pipes according to claim 5, characterized in that said work clamping mechanism (8-2) is further provided with a set of radial-dimension adjustment shims (8-2-6); the radial dimension adjusting gasket (8-2-6) is detachably fixed on the inner side of the arc clamping surface of the clamping seat (8-2-3).
7. The on-line cutting apparatus for production of insulating pipes according to claim 6, characterized in that the work clamping mechanism (8-2) is further provided with a guide assembly; the guide assemblies are symmetrically arranged on two sides of the air cylinder (8-2-1) and comprise guide sleeves (8-2-5) and guide rods (8-2-4), the guide sleeves (8-2-5) are fixed at two ends of the clamping seat (8-2-3) and sleeved outside the guide rods (8-2-4), and two ends of the guide rods (8-2-4) are respectively fixed on the upper air cylinder fixing frame (8-2-2) and the lower air cylinder fixing frame (8-2).
8. An on-line cut-off apparatus for insulating pipe production according to claim 1, characterized in that the motor (8-4) is a servo motor.
9. The on-line cutting equipment for production of heat preservation pipes according to claim 1, which is further provided with a PLC control system; the PLC control system comprises a position sensor (8-7) and a controller, wherein the position sensor (8-7) is fixed on the inner wall of the box body (8-1) and is oppositely arranged with the feeding direction of the heat preservation pipe, the position sensor (8-7) is connected with the input end of the controller, and the output end of the controller is connected with a motor (8-4) and a control switch of the air cylinder (8-2-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910295054.8A CN109940681B (en) | 2019-04-12 | 2019-04-12 | Online cutting equipment for production of heat preservation pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910295054.8A CN109940681B (en) | 2019-04-12 | 2019-04-12 | Online cutting equipment for production of heat preservation pipes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109940681A CN109940681A (en) | 2019-06-28 |
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| CN207578513U (en) * | 2017-12-05 | 2018-07-06 | 浙江远旺电力设备有限公司 | Manufacture the automatic disconnecting device of high-performance novel macromolecular fibre pipe |
| CN208303745U (en) * | 2017-12-28 | 2019-01-01 | 广州彩虹五金弹簧有限公司 | A kind of seven axis molding machine of double end |
| CN208645463U (en) * | 2018-05-25 | 2019-03-26 | 唐山兴邦管道工程设备有限公司 | A kind of insulating tube outer protection tube automatic cut-to-length cut-off equipment |
| CN210081852U (en) * | 2019-04-12 | 2020-02-18 | 唐山兴邦管道工程设备有限公司 | One-step method formed heat preservation pipe on-line cutting device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN207578513U (en) * | 2017-12-05 | 2018-07-06 | 浙江远旺电力设备有限公司 | Manufacture the automatic disconnecting device of high-performance novel macromolecular fibre pipe |
| CN208303745U (en) * | 2017-12-28 | 2019-01-01 | 广州彩虹五金弹簧有限公司 | A kind of seven axis molding machine of double end |
| CN208645463U (en) * | 2018-05-25 | 2019-03-26 | 唐山兴邦管道工程设备有限公司 | A kind of insulating tube outer protection tube automatic cut-to-length cut-off equipment |
| CN210081852U (en) * | 2019-04-12 | 2020-02-18 | 唐山兴邦管道工程设备有限公司 | One-step method formed heat preservation pipe on-line cutting device |
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