CN210436058U - Composite pipe threading equipment and system - Google Patents

Abstract

The utility model relates to a composite pipe threading device, which comprises a first supporting piece, a second supporting piece and a pipe body pushing device; the first supporting piece and the second supporting piece are axially arranged, a groove for placing an inner pipe or an outer pipe is formed in the first supporting piece, a base is arranged at one end, away from the second supporting piece, of the groove, a pipe penetrating end portion is arranged at one end, close to the second supporting piece, of the base, and the cross sectional area of the pipe penetrating end portion is gradually reduced from one end, close to the base, to the other end; the tube body pushing device can push the inner tube or the outer tube to move, so that the inner tube and the outer tube are relatively displaced, and the inner tube body is positioned in the outer tube. The pipe pushing device has the advantages that deformation such as turning over and sinking of the end portion of the pipe due to pressure during pipe penetrating can be reduced, power output by the pipe pushing device can be increased, pause and shaking of the pipe during pipe penetrating are reduced, the pipe can be limited by the groove to deviate by taking the base as a pivot, and pipe penetrating failure caused by inclination of the pipe during pipe penetrating is effectively reduced.

Description

Composite pipe threading equipment and system

Technical Field

The utility model relates to a composite pipe prepares technical field, especially relates to a composite pipe poling equipment and system.

Background

In the production process of the composite pipe, one procedure is to penetrate an inner pipe with a smaller diameter into an outer pipe with a larger diameter, the wall sticking problem of the inner pipe and the outer pipe in practical application is the key of product quality, and if the joint between the inner pipe and the outer pipe is loose, the use strength of the product is influenced;

in the traditional process, the penetration of the inner pipe into the outer pipe is usually completed manually, the inner pipe is pushed into the outer pipe manually, the gap between the inner pipe and the outer pipe is large when the inner pipe is pushed into the outer pipe manually, if the gap is too small, the friction force between the inner pipe and the outer pipe is large, the inner pipe and the outer pipe cannot be pushed by the manual force to a certain degree, the working strength is high, the efficiency is low, and a large amount of human resources are occupied;

when the existing common pipe penetrating machine is used, one end of each of the two pipe bodies is fixed, when the pipe diameter difference between the inner pipe and the outer pipe is less than 1.5mm, the required thrust strength is very high, once the power output does not reach the preset strength or the power output is unstable, the pipe bodies shake or even stop during pipe penetrating, because the resistance of the inner pipe and the outer pipe is larger, the middle part of the pipe body is easy to bend to cause pipe wall damage or pipe penetration failure, but the power output is increased, if the pipe wall of one pipe body is thinner, the pipe wall at the fixed end of the pipe body can be sunken inwards, the stress on the pipe wall of the outer pipe is uneven after the pipe wall is sunken inwards, the pipe penetrating failure can be caused, the damage to the pipe body can be caused by the pipe penetrating failure, the outer pipe is scrapped, on one hand, waste is caused, the price of raw materials is increased day by day, on the other hand, the larger production cost is increased for enterprises, the scrapped outer pipe needs to be taken down from the inner pipe, and a production process is added.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide a compound pipe poling equipment and system.

According to one aspect of the utility model, the utility model provides a composite pipe threading device, which comprises a first supporting piece, a second supporting piece and a pipe body pushing device;

the first supporting piece and the second supporting piece are axially arranged, a groove for placing an inner pipe or an outer pipe is formed in the first supporting piece, a base is arranged at one end, away from the second supporting piece, of the groove, a pipe penetrating end portion is arranged at one end, close to the second supporting piece, of the base, and the cross sectional area of the pipe penetrating end portion is gradually reduced from one end, close to the base, to the other end;

the tube body pushing device can push the inner tube or the outer tube to move, so that the inner tube and the outer tube are relatively displaced, and the inner tube body is positioned in the outer tube.

Compared with the prior art, the utility model discloses following beneficial effect has: the base is used as a positioning point, the pipe body pushing device is used as a moving point, the pipe body is pushed to move, the inner pipe is positioned in the outer pipe, one end, close to the positioning point, of the pipe body extends into the end portion of the pipe penetrating, the end portion of the pipe body is used for protecting the end portion of the pipe body from invagination, when the pipe wall of the pipe body arranged on the first supporting piece is thin or the compressive strength is weak, deformation such as turnover, invagination and the like caused by pressure during pipe penetrating is reduced, power output by the pipe body pushing device can be increased, pause and shaking of the pipe body during pipe penetrating are reduced, the pipe body can be limited by the groove by taking the base as a fulcrum to deviate, pipe penetrating failure caused by inclination of the pipe body during pipe penetrating is effectively reduced, pipe penetrating can be completed when the pipe diameter difference of the two pipe bodies is not larger than 2mm, the tightness.

Further, the end of the through pipe is conical or hemispherical.

Adopt above-mentioned further scheme's beneficial effect be, during the poling, the one end of body stretches into toper or hemispherical poling tip, protection outer tube that can be fine.

Further, the tube body pushing device comprises a rack, pushing equipment and a transmission mechanism, wherein the pushing equipment is arranged on a guide rail of the rack in a sliding manner, and the transmission mechanism is used for driving the pushing equipment;

the transmission mechanism comprises a transmission chain connected with the pushing device and a motor driving the transmission chain to move.

The beneficial effect who adopts above-mentioned further scheme is that, adopts chain drive, and the chain can not stretched or skid under great external force pulling, and is stable with power transmission to propelling movement equipment, makes the shallow acquire great and stable drive power, increases body pusher's operating stability, the shake of body when can reducing the poling.

Furthermore, the pushing equipment comprises a pushing trolley and a push plate arranged at one end of the pushing trolley, and the second supporting piece is connected with the push plate.

The beneficial effect who adopts above-mentioned further scheme is that, propelling movement equipment drives second support piece synchronous motion, accomplishes the poling after, and propelling movement equipment resets and drives second support piece simultaneously and resets, increases the convenience of operation.

Furthermore, the device also comprises a third supporting piece arranged between the first supporting piece and the second supporting piece;

the third supporting piece is connected with the rack in a sliding mode, and the first supporting piece, the second supporting piece and the third supporting piece are located on the same straight line.

The beneficial effects of adopting above-mentioned further scheme are that, arrange third support piece in the outer tube in the use and keep away from the one end of first stop device, first support piece, second support piece, third support piece synergism increase the depth of parallelism and the axial concentricity of inner tube, outer tube, reduce the probability that the tube threading fails because of the poor pipe threading that leads to of the depth of parallelism of inner tube, outer tube during the poling.

Furthermore, the first supporting piece comprises a plurality of V-shaped supporting frames which are arranged at intervals;

a first lifting device is arranged in a gap of at least one adjacent V-shaped support frame,

the top end of the first lifting device is provided with a fourth supporting piece, and the lifting height of the first lifting device is larger than that of the V-shaped supporting frame.

Adopt above-mentioned further scheme's beneficial effect is, when the body quality is great, through elevating gear with the body lift after the poling finishes, pack or get into next production processes, reduce intensity of labour when increasing work efficiency.

Further, a baffle is arranged on the V-shaped support frame farthest from the second support piece;

the one end that the poling tip was kept away from to the base sets up the mounting panel, set up the mounting groove 45 that suits with V type support frame on the mounting panel, still including locating the regulation seat between mounting panel and the baffle.

The beneficial effect who adopts above-mentioned further scheme is, the mounting panel passes through the mounting groove and can dismantle with V type support frame and be connected, can change the length of body when the regulation seat of different models is selected in order to adapt to the poling in mounting panel position.

According to another aspect of the utility model, a compound pipe poling system is provided, including any one of the above-mentioned compound pipe poling equipment and automatic feeding mechanism.

Compared with the prior art, the utility model discloses following beneficial effect has: automatic feeding mechanism can transport the body to first support piece and/or second support piece on, can accomplish automatic feeding when the body quality is great, transports the body to first support piece, second support piece on, reduces intensity of labour when increasing work efficiency.

Further, still include the control cabinet, the control cabinet sets up automatic control system, automatic control system is used for controlling body pusher, first elevating gear and automatic feeding mechanism's start-up, stop.

The beneficial effect who adopts above-mentioned further scheme is, cooperation automatic feeding, automatic unloading, whole poling process need not carry the body through the manpower, can reduce intensity of labour when increasing work efficiency.

Furthermore, the device also comprises a feeding frame used for installing an automatic feeding mechanism and/or a discharging frame used for receiving the composite pipe. As an alternative, the automatic feeding device further comprises a connecting piece arranged on the feeding frame and the body support, wherein the connecting piece corresponds to the first supporting piece in position and is not higher than the V-shaped mechanism in height, and the connecting piece is used for guiding the pipe body to slide to the feeding frame from the body.

The adoption of the further scheme has the beneficial effects that the feeding frame and the discharging frame can respectively temporarily store the pipe bodies before and after pipe penetration, so that the pipe penetration work can be conveniently scheduled; in the alternative, a lifting device is arranged in a gap matched with adjacent V-shaped mechanisms to lift the pipe body, after the composite pipe is lifted by the lifting device, the pipe body is stirred by a worker with a hand, and the connecting piece is used for guiding the pipe body to slide to the blanking frame through the first supporting piece, so that the working efficiency is further improved.

Drawings

Fig. 1 is a schematic structural diagram of the composite pipe threading device of the present invention.

Fig. 2 is a schematic structural diagram of the base.

Fig. 3 is a schematic structural view of the V-shaped support frame.

Fig. 4 is a schematic structural view of the third supporting member.

Fig. 5 is a schematic structural diagram of the push device.

Fig. 6 is a schematic structural diagram of the feeding frame.

FIG. 7 is a schematic view of the feeding frame

Fig. 8 is a schematic structural view of the first bracket.

Fig. 9 is a schematic structural diagram of the first lifting device.

Fig. 10 is a schematic structural diagram of an embodiment of the present invention.

FIG. 11 is a first structural view of a composite pipe threading system.

Fig. 12 is a structural schematic diagram of a composite pipe threading system.

Fig. 13 is a third structural schematic diagram of the composite pipe threading system.

Reference numerals shown in the drawings: 1. a frame; 11. a first bracket; 12. a second bracket; 2. a first support member; 20. a V-shaped support frame; 21. a groove; 22. a first lifting device; 23. a fourth support member; 3. a second support member; 4. an adjusting seat; 41. a base; 42. the end part of the pipe is penetrated; 43. a baffle plate; 44. mounting a plate; 45, mounting a groove; 5. a pushing device; 50. pushing equipment; 51. a drive chain; 52. an electric motor; 53. a speed reducer; 6. a third support member; 7. a console; 8. a feeding frame; 81. a first frame body; 82. a limiting device; 83. a second lifting device; 84. a fifth support member; 9. a blanking frame; 100. an outer tube; 110. an inner tube.

Detailed Description

In order to better understand the technical solution of the present invention, the present invention will be further explained with reference to the following specific embodiments and the accompanying drawings.

Example 1:

the composite pipe threading equipment comprises a first supporting piece 2, a second supporting piece 3, and a groove 21 and a pipe pushing device, wherein the first supporting piece 2 and the second supporting piece 3 are axially arranged, the first supporting piece 2 is provided with the groove, the groove is used for placing an inner pipe or an outer pipe, and the pipe pushing device can push the inner pipe or the outer pipe to move (the pipe pushing device can push the inner pipe to move in the embodiment), so that the inner pipe and the outer pipe generate relative displacement, and the inner pipe is positioned in the outer pipe.

As shown in fig. 1, when in use, the outer tube 100 is placed on the second support 3, the inner tube 110 is placed in the groove 21 of the first support 2, and the grooves 21 are axially distributed along the first support 2 to limit radial movement of the inner tube 110, where the radial movement includes, but is not limited to, any angular deviation of the tube body along the central axis, and if the tube body shakes during tube penetration, the tube body can be prevented from moving radially due to shaking.

When the inner pipe or the outer pipe moves radially during pipe penetration, so that the inner pipe or the outer pipe are not coaxial, the pipe body is easy to incline under the strong driving of the thrust force, so that the pipe penetration failure is caused, for this reason, a base 41 is arranged at one end of the groove 21 far away from the second support 3, a pipe penetration end part 42 is arranged at one end of the base 41 close to the second support 3, and the cross-sectional area of the pipe penetration end part 42 is gradually reduced from one end close to the base 41 to the other end (such as conical shape or hemispherical shape).

In this embodiment, the tube pushing device includes a frame 1, a guide rail arranged on the frame 1, a pushing device 50 slidably arranged on the guide rail, and a transmission mechanism for driving the pushing device 50, where the pushing device 50 includes a pushing trolley and a push plate arranged at one end of the pushing trolley, the second supporting member 3 is connected with the push plate, and the height of the frame 1 is preferably 0.6-0.9 m, which is convenient for a worker to perform corresponding operations; when the device is used, the transmission mechanism can be a direct drive mechanism or an indirect drive mechanism, the direct drive mechanism can be an electric push rod, a hydraulic telescopic rod or a pneumatic telescopic rod, and the indirect drive mechanism can be chain transmission, belt transmission, lead screw (nut) transmission and the like; alternatively, the transmission mechanism in the embodiment includes a transmission chain 51 connected with the pushing device 50 and a motor 52 for driving the transmission chain 51 to move, and a speed reducer 53 is arranged at the output end of the motor 52 to increase the stability of the output of the motor 52.

The composite pipe threading equipment further comprises a third support 6 arranged between the first support 2 and the second support 3, and the first support 2, the second support 3 and the third support 6 are positioned on the same straight line. During the use, second support piece 3, third support piece 6 set up the spacing groove that is used for preventing body radial movement, the radial movement of restriction inner tube 110, here radial movement includes but not limited to the body and takes place the skew of arbitrary angle along the axis, the frictional force because of the poling during preventing the poling leads to outer tube 100 and/or inner tube 110 because of radial movement, effectively reduce inner tube 110 because of taking place the slope at the removal in-process, be favorable to increasing the depth of parallelism and the axial concentricity of inner tube, the probability of the poor pipe penetration failure that leads to because of the depth of parallelism of inner tube, outer tube during the reduction poling.

Specifically, the first support member 2 includes a plurality of V-shaped support frames 20 arranged at intervals, a first lifting device 22 is arranged in a gap between at least one adjacent V-shaped support frame 20, a fourth support member 23 is arranged at the top end of the first lifting device 22, the lifting height of the first lifting device 22 is greater than the height of the V-shaped support frame 20, and a baffle 43 is arranged on the V-shaped support frame 20 farthest from the second support member 3; one end that poling tip 42 was kept away from to base 41 sets up mounting panel 44, set up the mounting groove 45 that suits with V type support frame 20 on the mounting panel 44, mounting panel 44 passes through mounting groove 45 and V type support frame 20 sliding connection, is equipped with simultaneously between mounting panel 44 and baffle 43 and adjusts seat 4, adjust seat 4 and V type support frame 20 and can dismantle and be connected.

When in use, the pipe penetrating equipment is mainly applied to pipe penetrating work among round pipes, can also be applied to pipe penetrating work of square pipes or other linear type multi-edge pipe bodies, can be applied to the field of roller body preparation of industrial washing equipment in the industries of washing, dyeing and finishing and the like, takes the base 41 as a positioning point, the pipe body pushing device is a moving point, the inner pipe 110 on the second support piece 3 is pushed to move upwards, the pipe body of the inner pipe is positioned in the outer pipe 100 of the first support piece 2, one end, close to the positioning point, of the outer pipe 100 extends into the pipe penetrating end part 42 and is used for protecting the end part of the outer pipe 100 from sinking, when the pipe wall of the outer pipe 100 is thin, the end part of the outer pipe 100 is prevented from being turned over or deformed due to the pressure during pipe penetrating, the power output by the pipe body pushing device can be increased, the pause and the shaking of the pipe body during pipe penetrating are reduced, the, the pipe penetration failure caused by inclination of the pipe bodies in the pipe penetration process is effectively reduced, the pipe penetration can be completed when the pipe diameter difference of the two pipe bodies is not more than 1.5mm (such as the pipe diameter difference is 1.5mm, 1mm and 0.5mm), the pipe diameter difference of the inner pipe and the outer pipe is reduced, the pipe wall joint tightness of the inner pipe and the outer pipe is good, and the use strength and the product quality of the composite pipe are enhanced; meanwhile, compared with the tube body of the fixed outer tube, the limiting device 82 can be prevented from damaging the tube body, the base 41 can be cylindrical, the diameter of the base is not smaller than the inner diameter of the outer tube 100, and the cross section of the base 41 can be the same as the tube cavity of the outer tube, but the base 41 is not allowed to extend into the tube cavity of the outer tube.

As an alternative, when tube threading is performed, the first support 2 is used to support an outer tube, the second support 3 is used to support an inner tube, as shown in fig. 5, the second support 3 is connected to the pushing device 50, the length of the second support 3 is much smaller than that of the inner tube, the second support 3 and the third support 6 are placed at two ends of the inner tube, the third support 6 is slidably connected to a guide rail on the rack 1, and meanwhile, one end of the outer tube, which is far away from the base 41, is placed on the third support 6, so that the first support 2, the second support 3 and the third support 6 are kept in the same straight line to cooperate with each other, the parallelism between the outer tube 100 and the body is increased, the friction force during tube threading is reduced, and tube threading failure caused by poor parallelism between the outer tube 100 and the body 1 during tube threading is prevented. The pipe penetrating end 42 is used for protecting a stainless steel outer pipe, when the pipe wall of the outer pipe 100 is thin, the end of the pipe body of the outer pipe 100 is effectively prevented from being turned over or deformed due to pressure during pipe penetrating, the composite pipe penetrating equipment in the embodiment can be applied to roller body preparation of industrial washing equipment in the industries of washing, dyeing and finishing and the like, the pipe diameter difference between the outer pipe 100 and the inner pipe 110 is not more than 2mm, when the outer pipe 100 is used as the outer pipe, the embodiment is taken as a further alternative, when the pipe penetrates, the inner pipe is a carbon steel pipe, the outer layer is a stainless steel pipe, and after the pipe penetrates, the composite steel pipe is cold drawn or expanded and is mainly used for mechanical equipment such as washing, spinning, printing and dyeing, a molding machine and the like, when the embodiment is used, the rack 1 comprises a first; the length of the first bracket 11 is less than that of the outer pipe 100, an operation space (as shown in fig. 1) is reserved between the first bracket 11 and the second bracket 12, and when the inner pipe 110 is pushed to the outer pipe 100, a worker can conveniently penetrate the end of the inner pipe 110 into the outer pipe 100, so that the work efficiency is improved.

The embodiment provides a compound pipe poling system of using above-mentioned compound pipe poling equipment, includes any one of the above-mentioned compound pipe poling equipment and automatic feeding mechanism, automatic feeding mechanism is used for transporting the body to first support piece 2 and/or second support piece 3 on, as the alternative, still includes the unloading frame 9 that is used for accepting the compound pipe and locates the connecting piece between unloading frame 9, frame 1, the position of connecting piece corresponds with first support piece 2, sets up first elevating gear 22 in the clearance of adjacent V type mechanism and lifts the body, and the staff stirs the body with the hand, and the connecting piece guides the pipe body and slides to unloading frame 9 by the body, increases work efficiency. Specifically, the distribution of the blanking frame 9, the loading frame 8 and the composite pipe threading equipment includes, but is not limited to, the modes of fig. 11-13, automatic loading and unloading, when the pipe body has large mass, automatic loading can be completed, the inner pipe and the outer pipe are respectively conveyed to the second supporting piece 3 and the first supporting piece 2, the labor intensity is reduced while the working efficiency is increased, and the feeding frame 8 and the blanking frame 9 can respectively temporarily store the pipe bodies before and after pipe threading, so that the pipe threading work can be conveniently scheduled; in the alternative, the composite pipe threading system further comprises a control console 7, the control console 7 is provided with an automatic control system, the automatic control system is used for controlling the starting and stopping of the power system, the first lifting device 22 and the automatic feeding mechanism (the second lifting device 83), the automatic control system can adopt a PLC control system to start, pause and stop the motor, the first lifting device 22 and the automatic feeding mechanism, the control console 7 is provided with corresponding control buttons, automatic feeding and automatic discharging are matched, the whole threading process does not need to carry a pipe body through manpower, and the labor intensity is reduced while the working efficiency is increased. If the inner pipe is only required to be conveyed to the second support member 3, a feeding frame 8 (shown in fig. 6-7) for installing an automatic feeding mechanism is arranged on one side of the second support frame, and if the outer pipe is only required to be conveyed to the first support member 2, a feeding frame 8 for installing an automatic feeding mechanism is arranged on the first support member 2, wherein the feeding frame 8 comprises a first frame body 81, and one end, close to the machine frame 1, of the first frame body 81 is provided with a limiting device 82; the automatic feeding mechanism comprises a plurality of second lifting devices 83 arranged at one end of the first frame body 81 close to the limiting device 82, a fifth supporting member 84 is arranged at the top end of the second lifting device 83, the lifting height of the second lifting device 83 is greater than the height of the limiting device 82, preferably the height of the limiting device 82 is not less than the height of the machine frame 1, as shown in fig. 7, the distance between the fifth supporting member 84 and the position-limiting device 82 is smaller than the diameter of the pipe body, the second lifting device 83 is an oil cylinder, and a guide rod is provided on the position-limiting device 82, the tube body is lifted by the oil cylinder, and when the height of the tube body is higher than the limiting device 82, the tube body automatically slides to the second supporting piece 3 along the guide rod, as shown in figure 7, meanwhile, in order to prevent the other pipe body from blocking the moving path of the piston rod of the oil cylinder after the oil cylinder is lifted, a baffle 43 is arranged at one end of the fifth supporting member 84 far away from the limiting device 82, and the length of the baffle 43 is not less than the height of the limiting device 82.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the features described above have similar functions to (but are not limited to) those disclosed in this application.

Claims (10)

1. The composite pipe threading equipment is characterized by comprising a first supporting piece, a second supporting piece and a pipe body pushing device;

the first supporting piece and the second supporting piece are axially arranged, a groove for placing an inner pipe or an outer pipe is formed in the first supporting piece, a base is arranged at one end, away from the second supporting piece, of the groove, a pipe penetrating end portion is arranged at one end, close to the second supporting piece, of the base, and the cross sectional area of the pipe penetrating end portion is gradually reduced from one end, close to the base, to the other end;

the tube body pushing device can push the inner tube or the outer tube to move, so that the inner tube and the outer tube are relatively displaced, and the inner tube body is positioned in the outer tube.

2. The composite pipe threading device of claim 1, wherein the threading end is tapered or hemispherical.

3. The composite pipe threading device of claim 1, wherein the pipe body pushing device comprises a frame, a guide rail arranged on the frame, a pushing device slidably arranged on the guide rail, and a transmission mechanism for driving the pushing device;

the transmission mechanism comprises a transmission chain connected with the pushing device and a motor driving the transmission chain to move.

4. The composite pipe threading device of claim 3, wherein the pushing device comprises a pushing trolley and a pushing plate arranged at one end of the pushing trolley, and the second supporting member is connected with the pushing plate.

5. The composite pipe threading device of claim 1, further comprising a third support disposed between the first support and the second support, wherein the first support, the second support, and the third support are collinear.

6. The composite pipe threading device of claim 1, wherein the first support comprises a plurality of V-shaped support frames arranged at intervals;

a first lifting device is arranged in a gap of at least one adjacent V-shaped support frame,

the top end of the first lifting device is provided with a fourth supporting piece, and the lifting height of the first lifting device is larger than that of the V-shaped supporting frame.

7. The composite pipe threading device of claim 6, wherein a baffle is disposed furthest from the V-shaped support frame of the second support;

one end of the base, which is far away from the end part of the pipe penetrating, is provided with a mounting plate, and the mounting plate is provided with a mounting groove matched with the V-shaped support frame;

the device also comprises an adjusting seat arranged between the mounting plate and the baffle plate.

8. A composite pipe threading system comprising a composite pipe threading device according to any of claims 1 to 7 and an automatic feeding mechanism for transporting a pipe body onto the first support and/or the second support.

9. The composite pipe threading system of claim 8, further comprising a console, wherein the console is provided with an automatic control system, and the automatic control system is used for controlling the starting and stopping of the power system, the first lifting device and the automatic feeding mechanism.

10. The composite pipe threading system of claim 8, further comprising: a feeding frame used for installing an automatic feeding mechanism and/or a discharging frame used for receiving the composite pipe.

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