CN116116953A

CN116116953A - Veneer reeling machine for production of heat preservation pipes

Info

Publication number: CN116116953A
Application number: CN202310415059.6A
Authority: CN
Inventors: 刘冬梅; 刘学庆; 刘文兴; 丁岳奎; 王势军
Original assignee: Hebei Hengtai Pipeline Equipment Manufacturing Co ltd
Current assignee: Hebei Hengtai Pipeline Equipment Manufacturing Co ltd
Priority date: 2023-04-18
Filing date: 2023-04-18
Publication date: 2023-05-16
Anticipated expiration: 2043-04-18
Also published as: CN116116953B

Abstract

The utility model relates to the technical field of veneer reeling machines, in particular to a veneer reeling machine for producing a heat preservation pipe; the blanking of the forming pipe is facilitated, and the processing efficiency of coiled plate treatment is improved; the device comprises an arc-shaped rolling plate mechanism and a circular rolling plate mechanism, wherein the arc-shaped rolling plate mechanism comprises a first frame, two first supporting rollers, a pressing roller and two bearing seats, wherein the two first supporting rollers and the pressing roller are rotatably arranged on the first frame, the bearing seats are slidably arranged on the first frame, a first driving cylinder for providing power for the bearing seats to slide up and down is arranged on the first frame, and a first driving assembly for synchronously rotating the two first supporting rollers is arranged on the first frame; the circular plate rolling mechanism comprises a second frame, two second supporting rollers rotatably mounted on the second frame, a second driving assembly for providing power for the rotation of the second supporting rollers, and an encircling limiting mechanism, wherein the encircling limiting mechanism comprises a rotating frame hinged on the second frame and a limiting roller rotatably mounted on the rotating frame, and a second driving cylinder for providing power for the rotation of the rotating frame is hinged on the second frame.

Description

Veneer reeling machine for production of heat preservation pipes

Technical Field

The utility model relates to the technical field of plate bending machines, in particular to a plate bending machine for producing a heat preservation pipe.

Background

As is well known, a rolling machine is a device for bending a sheet material by using a work roll, and is a very important processing device capable of forming various shapes of parts such as a cylindrical member and a tapered member. The working principle of the plate bending machine is that the working roller moves under the action of external forces such as hydraulic force, mechanical force and the like, so that the plate is bent or rolled for forming. According to the rotary motion and position change of the working rolls with different shapes, parts such as oval parts, arc parts, cylindrical parts and the like can be processed; a veneer reeling machine for production of heat preservation pipes is equipment for carrying out veneer reeling processing and forming on internal round pipes for production of heat preservation pipes.

Chinese patent utility model discloses an up-regulating three-roller plate bending machine. The upper-adjusting three-roller plate bending machine comprises a frame, wherein two lower rollers and an upper roller are arranged on the frame, and two ends of the upper roller are respectively arranged on a fixed side frame and a turnover side frame; the fixed side frame and the turnover side frame are respectively arranged in two transverse horizontal guide rails on the frame, transverse screw rod nut mechanisms are respectively arranged on the fixed side frame and the turnover side frame, and the two groups of screw rod nut mechanisms are respectively driven by independent transverse motors at all positions; the device has the advantages of simple structure, high reliability, good rigidity and stability, high processing precision and low power consumption.

During the use, the forming pipe after the coil plate treatment is sleeved on the press roller in the processing process of the steel plate coil plate, so that the forming pipe is difficult to be fed, the forming processing efficiency of the insulating pipe is affected, and the use limitation is certain.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the veneer reeling machine for producing the heat-insulating pipe, which is convenient for blanking a forming pipe and improves the veneer reeling processing efficiency.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the plate bending machine for producing the heat preservation pipes comprises an arc plate bending mechanism and a round plate bending mechanism, wherein the arc plate bending mechanism comprises a first frame, two first supporting rollers, a pressing roller and two bearing seats, the two first supporting rollers and the pressing roller are rotatably arranged on the first frame, the bearing seats are slidably arranged on the first frame, the pressing roller is rotatably arranged between the two bearing seats, a first driving cylinder for providing power for the bearing seats to slide up and down is arranged on the first frame, and a first driving assembly for synchronously rotating the two first supporting rollers is arranged on the first frame; the circular plate rolling mechanism comprises a second frame, two second supporting rollers rotatably mounted on the second frame, a second driving assembly for providing power for the rotation of the second supporting rollers and an encircling limiting mechanism, wherein the encircling limiting mechanism comprises a rotating frame hinged on the second frame and a limiting roller rotatably mounted on the rotating frame, a second driving cylinder for providing power for the rotation of the rotating frame is hinged on the second frame, and the output end of the second driving cylinder is hinged with the rotating frame; further, the first driving assembly is preferably a driving motor and a gear assembly, and the output end of the driving motor is in transmission connection with the first supporting roller through the gear assembly.

Preferably, the device further comprises an inner diffusion covering mechanism, wherein the inner diffusion covering mechanism comprises a feeding seat and a pressing covering shaft, the feeding seat is slidably arranged on a second rack, the pressing covering shaft is arranged on the feeding seat, and a third driving assembly for providing power for feeding of the feeding seat is arranged on the second rack; the third drive assembly is preferably a ball screw drive assembly or a screw drive assembly, and an equivalent drive assembly having a linear feed drive effect such as a drive cylinder may be used.

Preferably, the press cover shaft is rotatably mounted on a feeding seat, and a fourth driving assembly for providing power for the rotation of the press cover shaft is mounted on the feeding seat; the fourth drive assembly preferably drives a motor.

Preferably, the press-cover shaft is provided with an internal plastic expansion mechanism, and the internal plastic expansion mechanism comprises a plurality of installation seats arranged on the press-cover shaft and internal supporting rollers rotatably arranged on the installation seats.

Preferably, the device further comprises a pushing adjusting assembly for driving the inner plastic expansion mechanism to move away from the central axis of the press cover shaft, wherein the pushing adjusting assembly comprises two first support rods hinged to the press cover shaft, a feeding ring and a first transmission rod which are slidably mounted on the press cover shaft, the other ends of the two first support rods are hinged to the mounting seat, one end of the first transmission rod is hinged to one group of the first support rods, the other end of the first transmission rod is hinged to the feeding ring, and an inner threaded cylinder for driving the feeding ring to move is screwed on the press cover shaft.

Preferably, the tip rotation of press-cover axle is installed auxiliary feeding mechanism, auxiliary feeding mechanism includes body frame and circumference equipartition and props auxiliary feeding subassembly in a plurality of on the body frame, it includes crawler-type feeder, two second bracing pieces, second transfer line to prop auxiliary feeding subassembly in, and the one end and the crawler-type feeder of two second bracing pieces are articulated, slidable mounting has the sliding seat on the body frame, and the other end and the sliding seat of two second bracing pieces are articulated, install the third actuating cylinder that provides power for the sliding seat is fed on the body frame.

Preferably, the second support rod is a telescopic elastic support rod; further, the second support rod comprises a telescopic rod and a spring sleeved at the extension end of the telescopic rod.

(III) beneficial effects

Compared with the prior art, the utility model provides the veneer reeling machine for producing the heat preservation pipe, which has the following beneficial effects: this veneer reeling machine is used in insulating tube production is placed panel between first backing roll and compression roller, the output of first actuating cylinder extends, first actuating assembly drives first backing roll and rotates, panel is the arc by the cladding, the arc moves to encircling stop gear department, drive the rotating turret through the second actuating cylinder and rotate, until the arc is restricted between spacing roller and two second backing rolls, the arc is coiled into circular tubulose, the second actuating assembly drives the second backing roll and rotates this moment, mould the type to the shaping pipe and handle, after the shaping finishes, encircling stop gear opens, hoist and mount the discharge to the shaping pipe can, do not need to carry out the unloading with the shaping pipe in the cladding axle department, improve the unloading convenience of shaping pipe, improve veneer reeling processing machining efficiency.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic cross-sectional view of the structure of FIG. 2 at A-A in accordance with the present utility model;

FIG. 4 is a schematic view of the structure of the present utility model shown in FIG. 1, partially enlarged;

the reference numerals in the drawings: 1. a first frame; 2. a first backup roll; 3. a press roller; 4. a bearing seat; 5. a first drive cylinder; 6. a first drive assembly; 7. a second frame; 8. a second support roller; 9. a rotating frame; 10. a limit roller; 11. a second driving cylinder; 12. a feeding seat; 13. pressing and covering the shaft; 14. a third drive assembly; 15. a fourth drive assembly; 16. a mounting base; 17. an inner support roller; 18. a first support bar; 19. a feed ring; 20. a first transmission rod; 21. an internal thread cylinder; 22. a main frame body; 23. a crawler-type feeder; 24. a second support bar; 25. a second transmission rod; 26. a sliding seat; 27. a third driving cylinder; 28. and an elastic supporting rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the veneer reeling machine for producing insulation pipe of the present utility model comprises an arc veneer reeling mechanism and a round veneer reeling mechanism, wherein the arc veneer reeling mechanism comprises a first frame 1, two first supporting rollers 2 rotatably installed on the first frame 1, a press roller 3 and two bearing seats 4 slidably installed on the first frame 1, the press roller 3 is rotatably installed between the two bearing seats 4, a first driving cylinder 5 for providing power for the bearing seats 4 to slide up and down is installed on the first frame 1, and a first driving assembly 6 for synchronously rotating the two first supporting rollers 2 is installed on the first frame 1; the circular plate rolling mechanism comprises a second frame 7, two second supporting rollers 8 rotatably mounted on the second frame 7, a second driving assembly for providing power for the rotation of the second supporting rollers 8 and an encircling limiting mechanism, wherein the encircling limiting mechanism comprises a rotating frame 9 hinged on the second frame 7 and a limiting roller 10 rotatably mounted on the rotating frame 9, a second driving cylinder 11 for providing power for the rotation of the rotating frame 9 is hinged on the second frame 7, and the output end of the second driving cylinder 11 is hinged with the rotating frame 9; further, the first driving assembly 6 is preferably a driving motor and a gear assembly, and an output end of the driving motor is in transmission connection with the first supporting roller 2 through the gear assembly.

Specifically, the device also comprises an inner diffusion covering mechanism, wherein the inner diffusion covering mechanism comprises a feeding seat 12 slidably mounted on the second frame 7 and a pressing covering shaft 13 mounted on the feeding seat 12, and a third driving assembly 14 for providing power for feeding of the feeding seat 12 is mounted on the second frame 7; the third driving assembly 14 is preferably a ball screw driving assembly or a screw driving assembly, and an equivalent driving assembly with a linear feed driving effect such as a driving cylinder can be adopted; in the shaping process of encircling the arc plate at the limiting mechanism, the third driving assembly 14 drives the press-cover shaft 13 to feed to the arc plate, the press-cover shaft 13 presses the arc plate between the two second support rollers 8, displacement of the arc plate in the press-forming process is prevented, and normal operation of press-cover forming operation of the arc plate is ensured; in this embodiment the outer diameter of the press-on shaft 13 corresponds to the inner diameter of the shaped round tube.

Specifically, the press-cover shaft 13 is rotatably mounted on the feeding seat 12, and a fourth driving assembly 15 for providing power for rotation of the press-cover shaft 13 is mounted on the feeding seat 12; the fourth drive assembly 15 preferably drives a motor; through the rotation setting of the press-coating shaft 13, the forming round pipe can be driven to synchronously rotate, the inside of the forming round pipe is limited, the forming round pipe is prevented from being concave inwards, and the machining precision of the forming round pipe is further kept.

Specifically, the press-cover shaft 13 is provided with an internal plastic expansion mechanism, and the internal plastic expansion mechanism comprises a plurality of mounting seats 16 arranged on the press-cover shaft 13 and internal supporting rollers 17 rotatably arranged on the mounting seats 16; the friction force between the pressing shaft 13 and the formed circular tube can be realized through the inner supporting roller 17, so that the labor is saved when the formed circular tube is molded, the output power of the fourth driving assembly 15 is reduced, and the energy is saved; in this embodiment, the outer diameter of the press-coating shaft 13 is smaller than the inner diameter of the formed round tube, so as to reduce the gravity of the press-coating shaft 13, further reduce the energy consumption of the fourth driving assembly 15, and in the process that the feeding seat 12 drives the press-coating shaft 13 to feed along the central axis direction of the formed round tube, the inner supporting roller 17 continuously rotates in the round tube, and when the inner supporting roller 17 rotates, the temperature of the formed round tube can be increased under the action of friction force by increasing the rotating speed of the press-coating shaft 13, so that the plasticity of the formed round tube is increased, and the rapid inner supporting molding of the formed round tube is realized.

Specifically, the device also comprises a pushing adjustment assembly for driving the internal plastic expansion mechanism to move away from the central axis of the press cover shaft 13, wherein the pushing adjustment assembly comprises two first support rods 18 hinged on the press cover shaft 13, a feed ring 19 and a first transmission rod 20 which are slidably mounted on the press cover shaft 13, the other ends of the two first support rods 18 are hinged with the mounting seat 16, one end of the first transmission rod 20 is hinged with one group of first support rods 18, the other end of the first transmission rod 20 is hinged with the feed ring 19, and an internal thread cylinder 21 for driving the feed ring 19 to move is screwed on the press cover shaft 13; through rotating adjustment internal thread section of thick bamboo 21, after the transmission of first transfer line 20, first bracing piece 18 drives mount pad 16 to keeping away from the central axis department of press cover axle 13 and remove to the central axis distance between gradual adjustment internal stay roller 17 and the press cover axle 13, after once supporting the plastic type in every pair of shaping pipe, carry out once the adjustment according to the above-mentioned principle, realize the gradual internal stay plastic type to the shaping pipe, avoid single excessively expanding and lead to the shaping pipe atress uneven and produce too big deformation, further guarantee the machining precision of shaping pipe.

Specifically, an auxiliary feeding mechanism is rotatably mounted at the end part of the press-cover shaft 13, the auxiliary feeding mechanism comprises a main frame body 22 and a plurality of inner support auxiliary feeding components which are circumferentially and uniformly distributed on the main frame body 22, the inner support auxiliary feeding components comprise a crawler-type feeder 23, two second support rods 24 and a second transmission rod 25, one ends of the two second support rods 24 are hinged with the crawler-type feeder 23, a sliding seat 26 is slidably mounted on the main frame body 22, the other ends of the two second support rods 24 are hinged with the sliding seat 26, and a third driving cylinder 27 for providing power for feeding of the sliding seat 26 is mounted on the main frame body 22; by starting the third driving cylinder 27, the sliding seat 26 is driven to feed along the central axis direction of the press-covering shaft 13, the second supporting rod 24 drives the crawler type feeder 23 to move away from the central axis of the press-covering shaft 13 until the crawler type feeder 23 is in close contact with the inner wall of the formed round pipe, the crawler type feeder 23 is started to feed along the inner wall of the round pipe, the crawler type feeder 23 and the inner wall of the round pipe are relatively static in the circumferential direction of the round steel pipe in the process, at the moment, the auxiliary feeding mechanism can effectively support the end part of the press-covering shaft 13, the rotation stability of the press-covering shaft 13 is improved, the rotation direction of the second supporting roller 8 drives the formed round pipe in the process is opposite to the rotation direction of the press-covering shaft 13, and the molding efficiency and the molding precision of the formed round pipe are further improved.

Specifically, the second support rod 24 is a telescopic elastic support rod 28; further, the second supporting rod 24 comprises a telescopic rod and a spring sleeved at the extension end of the telescopic rod; the second support rod 24 adopts an elastic support rod 28, so that the crawler type feeder 23 can be elastically contacted with the inner wall of the forming round pipe, and smooth feeding of the crawler type feeder 23 is realized while the inner close contact of the crawler type feeder 23 is kept.

When the automatic feeding device is used, a plate is placed between the first supporting roller 2 and the compression roller 3, the output end of the first driving cylinder 5 stretches, the first driving component 6 drives the first supporting roller 2 to rotate, the plate is pressed and covered to be arc-shaped, the arc plate moves to the position encircling the limiting mechanism, the rotating frame 9 is driven to rotate through the second driving cylinder 11 until the arc plate is limited between the limiting roller 10 and the two second supporting rollers 8, the arc plate is coiled to be in a circular tube shape, the second driving component drives the second supporting rollers 8 to rotate at the moment, the auxiliary feeding mechanism is adjusted, the crawler type feeder 23 is matched with the inner wall of a formed circular tube, the third driving component 14 drives the feeding seat 12 to feed the formed circular tube until the crawler type feeder 23 enters the formed circular tube, then the fourth driving component 15 drives the pressing shaft 13 to rotate, the inner supporting rollers 17 gradually reshape the inner wall of the formed circular tube from right to left, the second supporting rollers 8 drive the circular tube to rotate in the opposite direction to the rotating direction of the pressing shaft 13, the coiled tube processing is repeatedly completed in this way, the feeding seat 12 is reset after the processing is completed, the pressing shaft 13 is separated from the inner pressing shaft 13 to be separated from the second driving frame 9, and then the second supporting roller 9 rotates until the second supporting frame 8 tends to rotate horizontally, and the plate is in a state under the state of the condition of rotating.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Furthermore, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

It should be readily understood that the terms "on … …", "above … …" and "above … …" in this disclosure should be interpreted in the broadest sense such that "on … …" means not only "directly on something", but also includes "on something" with intermediate features or layers therebetween, and "above … …" or "above … …" includes not only the meaning "on something" or "above" but also the meaning "above something" or "above" without intermediate features or layers therebetween (i.e., directly on something).

Further, spatially relative terms, such as "below," "beneath," "above," "over," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations), and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that in this document, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.

Claims

1. The plate bending machine for producing the heat preservation pipes is characterized by comprising an arc plate bending mechanism and a round plate bending mechanism, wherein the arc plate bending mechanism comprises a first frame (1), two first supporting rollers (2) rotatably installed on the first frame (1), a press roller (3) and two bearing seats (4) slidably installed on the first frame (1), the press roller (3) is rotatably installed between the two bearing seats (4), a first driving cylinder (5) for providing power for the up-and-down sliding of the bearing seats (4) is installed on the first frame (1), and a first driving assembly (6) for synchronously rotating the two first supporting rollers (2) is installed on the first frame (1); the circular plate rolling mechanism comprises a second frame (7), two second supporting rollers (8) rotatably mounted on the second frame (7), a second driving assembly for providing power for rotation of the second supporting rollers (8) and a surrounding limiting mechanism, wherein the surrounding limiting mechanism comprises a rotating frame (9) hinged on the second frame (7) and a limiting roller (10) rotatably mounted on the rotating frame (9), a second driving cylinder (11) for providing power for rotation of the rotating frame (9) is hinged on the second frame (7), and the output end of the second driving cylinder (11) is hinged with the rotating frame (9).

2. The veneer reeling machine for heat preservation pipe production according to claim 1, further comprising an inner diffusion cover mechanism, wherein the inner diffusion cover mechanism comprises a feeding seat (12) slidably mounted on the second stand (7) and a press cover shaft (13) mounted on the feeding seat (12), and a third driving assembly (14) for powering the feeding of the feeding seat (12) is mounted on the second stand (7).

3. A veneer reeling machine for insulation pipe production according to claim 2, characterized in that the press covered shaft (13) is rotatably mounted on the feed seat (12), the feed seat (12) is mounted with a fourth drive assembly (15) powering the rotation of the press covered shaft (13).

4. A veneer reeling machine for heat preservation pipe production according to claim 3, characterized in that the cladding shaft (13) is provided with an inner plastic expanding mechanism, the inner plastic expanding mechanism comprises a plurality of mounting seats (16) arranged on the cladding shaft (13) and inner supporting rollers (17) rotatably arranged on the mounting seats (16).

5. The veneer reeling machine for heat preservation pipe production according to claim 4, further comprising a pushing adjustment assembly for driving the inner plastic expanding mechanism to move away from the central axis of the press cover shaft (13), wherein the pushing adjustment assembly comprises two first support rods (18) hinged on the press cover shaft (13), a feed ring (19) and a first transmission rod (20) which are slidably mounted on the press cover shaft (13), the other ends of the two first support rods (18) are hinged with the mounting seat (16), one end of the first transmission rod (20) is hinged with one group of first support rods (18), the other end of the first transmission rod (20) is hinged with the feed ring (19), and an inner thread cylinder (21) for driving the feed ring (19) to move is screwed on the press cover shaft (13).

6. The veneer reeling machine for heat preservation pipe production according to claim 5, characterized in that an auxiliary feeding mechanism is rotatably installed at the end part of the pressing shaft (13), the auxiliary feeding mechanism comprises a main frame body (22) and a plurality of internal stay auxiliary feeding components circumferentially and uniformly distributed on the main frame body (22), the internal stay auxiliary feeding components comprise a crawler-type feeder (23), two second support rods (24) and a second transmission rod (25), one ends of the two second support rods (24) are hinged with the crawler-type feeder (23), a sliding seat (26) is slidably installed on the main frame body (22), the other ends of the two second support rods (24) are hinged with the sliding seat (26), and a third driving cylinder (27) for providing power for feeding of the sliding seat (26) is installed on the main frame body (22).

7. The bending machine for the production of insulating pipes according to claim 6, characterized in that said second support bar (24) is a telescopic elastic support bar (28).