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CN-121988789-A - Spraying winding insulating tube production facility

CN121988789ACN 121988789 ACN121988789 ACN 121988789ACN-121988789-A

Abstract

The invention relates to the technical field of production of heat-insulating pipes, and particularly provides spraying winding heat-insulating pipe production equipment. The spray coating winding insulating pipe production equipment comprises a pipe track assembly, an end clamp holder, a cutting separation assembly, a middle clamping assembly and a cutting clamping assembly. The invention can carry out multiple fixing and synchronous centripetal clamping on the spraying winding heat-preserving steel pipe, effectively avoids displacement and shaking when the spraying winding heat-preserving steel pipe is cut, dynamically adjusts clamping force in the continuous rotary cutting process by utilizing the middle clamp holder, quickly responds and stabilizes one end of the spraying winding heat-preserving steel pipe when the spraying winding heat-preserving steel pipe is cut and broken, prevents the spraying winding heat-preserving steel pipe from shifting or vibrating, ensures the stability of the cutting ending stage, can effectively control the temperature of a cutting area, avoids deformation of the spraying winding heat-preserving steel pipe, melting or falling of a heat-preserving layer caused by high temperature, and ensures that the dimensional precision and the heat-preserving performance of the spraying winding heat-preserving steel pipe after cutting are not affected.

Inventors

  • AN ZHENTAO
  • BI HONGJIE
  • ZHOU XIANMING
  • JIA E

Assignees

  • 青岛海熙塑料机械有限公司

Dates

Publication Date
20260508
Application Date
20260226

Claims (10)

  1. 1. The spray coating winding heat preservation pipe production equipment is characterized by comprising a pipe material track assembly (10), an end clamp holder (20), a cutting separation assembly (30), a middle clamping assembly (40) and a cutting clamping assembly (50), wherein the pipe material track assembly (10) comprises an end clamping track (11) and a discharging track (12), the end clamping track (11) and the discharging track (12) are respectively arranged at two ends of the installation ground, two discharging lifting tables (13) are slidably arranged on the discharging track (12), the bottom of the end clamp holder (20) is slidably arranged in the end clamping track (11) through a position adjusting motor, the cutting separation assembly (30) comprises a separation vertical frame (31), a two-shaft cutting arm (32) and a cutter (42), the separation vertical frame (31) is arranged in the middle of the installation ground, one end middle of the separation vertical frame (31) is connected with the end clamping track (11), a cutting installation rotating hole (311) is concavely arranged in the middle of the separation vertical frame (31), the two-shaft cutting arm (32) is arranged at the top of one end of the separation vertical frame (11), the cutter (32) is far away from the end clamping track (11), the two-shaft cutting arm (32) is arranged on the output end of the two-shaft cutting arm (32) and the middle clamping assembly (41) comprises a plurality of middle clamping elements (41), a plurality of middle positioning elements (41) are respectively arranged at one end, adjacent to the separation vertical frame (31), of the outer side of the end clamping rail (11) at intervals along the length direction, the middle clamping device (42) is slidably arranged in the middle positioning elements (41) adjacent to the separation vertical frame (31), and the cutting clamping assembly (50) is arranged in the separation vertical frame (31).
  2. 2. The spray coating winding insulating tube production facility of claim 1, wherein each middle positioning element (41) includes positioning vertical frame (411), adjusting screw (412), middle mounting bracket (413), two lower installation slide posts (414), two positioning trapezoidal plates (415) and two upper positioning swivel posts (416), positioning vertical frame (411) bottom is installed in the outside of tip centre gripping track (11) and is adjacent to separation vertical frame (31) one end, positioning vertical frame (411) both ends top is provided with middle frame slide post (417), positioning vertical frame (411) inboard top and middle part are provided with screw mount table (418) respectively, adjusting screw (412) top and bottom rotate respectively and install in two screw mount table (418), middle mounting bracket (413) slidable mounting is in two middle frame slide posts (417), and middle mounting bracket (413) middle part and adjusting screw (412) threaded connection, middle mounting bracket (413) both sides are provided with two slide post installation piece (419) respectively, two lower installation slide posts (414) are installed in four slide piece slidable mounting through the motor respectively, two both ends of positioning trapezoidal plates (419) are installed respectively, two both ends of positioning trapezoidal plates (416) are installed respectively.
  3. 3. The spray coating winding insulating tube production facility of claim 2, wherein middle holder (42) includes middle grip block (421), middle grip shell (422), centre gripping drive cylinder (423), prop up and hold counter weight (424) and hold counter weight element (425), middle grip block (421) both sides are installed respectively in two lower installation slide posts (414) inboard, middle grip shell (422) bottom is installed in middle grip block (421) top surface middle part, middle grip shell (422) inside cavity is formed with and holds counter weight installation cavity (426), middle grip shell (422) lateral wall top concave being equipped with predetermine through groove (427), hold counter weight installation cavity (426) outside bottom rotation is provided with cylinder installation axle (428) and right hold counter weight pivot (429), hold counter weight installation cavity (426) middle part rotation is provided with middle pivot (431), hold counter weight installation cavity (426) inboard bottom rotation is provided with counter weight pivot (432), hold counter weight installation cavity (426) inboard top is provided with hold counter weight pivot (433), centre weight installation in counter weight (431) and hold counter weight element (429) rotation in middle part counter weight (433) through rotating counter weight (432).
  4. 4. The apparatus for producing a thermal insulation pipe by spray coating according to claim 3, wherein the holding claw member (425) comprises a right holding claw (434), a connecting holding arm (435), a middle arm (436), a holding arm connecting rod (437) and a left holding claw (438), the bottom of the right holding claw (434) is mounted in the middle of a right holding claw rotating shaft (429), the top of the outer end of the right holding claw (434) is provided with a roller mounting plate (439), the middle of the connecting holding arm (435) is rotatably mounted in the middle rotating shaft (431), the bottom corner of the outer end of the holding driving cylinder (423) is rotatably connected with an output shaft of the holding driving cylinder (423), a supporting roller (441) is rotatably arranged at the top corner of the outer end of the connecting holding arm (435), the tops 442 of the outer ends of the two sides of the connecting holding arm (435) are rotatably provided with holding rollers (442), the two holding rollers (436) are rotatably mounted on the two sides of the inner ends of the roller mounting plate (439), the middle arm (436) is rotatably mounted in the middle of the middle rotating shaft (431), the inner end of the middle arm (436) is rotatably mounted on the middle rotating shaft (431), the top of the middle arm (436) is rotatably mounted on the bottom of the bottom (443) and the bottom (443) is rotatably limited by a supporting roller (443) and is rotatably mounted on the bottom of the middle arm (424), the bottom of the arm holding connecting rod (437) is rotatably arranged at the inner end of the connecting arm holding (435), the bottom of the left clamping claw (438) is rotatably arranged in the left claw holding rotating shaft (433), and the middle part of the left clamping claw (438) is rotatably connected with the top of the arm holding connecting rod (437).
  5. 5. The spray coating winding insulating tube production facility according to claim 4, wherein the cutting clamping assembly (50) comprises a cutting clamping shell (51), a rotation adjusting element (52), a clamping adjusting element (53), three clamping elements (54) and a cutting rotation motor (55), the cutting clamping shell (51) is installed at one end of the separating vertical frame (31) adjacent to the end clamping rail (11), a rotation cavity (511) is formed in the cutting clamping shell (51), the rotation adjusting element (52) is rotatably installed in the rotation cavity (511), the clamping adjusting element (53) is installed in the rotation adjusting element (52), the three clamping elements (54) are installed in the rotation adjusting element (52) at intervals along the circumferential direction, and the cutting rotation motor (55) is installed at the corner of the separating vertical frame (31) far away from the bottom of one end of the end clamping rail (11).
  6. 6. The apparatus for producing a heat-insulating pipe by spray coating according to claim 5, wherein three temperature-equalizing mounting holes (512) are concavely arranged at the top of the rotary cavity (511) along the circumferential direction at intervals, and each temperature-equalizing mounting hole (512) is provided with a temperature-equalizing connecting port (513).
  7. 7. The spray coating winding insulating tube production facility according to claim 6, wherein the rotation adjusting element (52) comprises two rotation adjusting bearings (521), an installation annular shell (522) and a driving annular shell (523), the two rotation adjusting bearings (521) are respectively installed at two ends of the rotation cavity (511), two sides of the outer wall of the installation annular shell (522) are respectively installed in the two rotation adjusting bearings (521), three communication holes (524) are concavely formed in the inner wall of the installation annular shell (522), the three communication holes (524) are communicated with the rotation cavity (511), the driving annular shell (523) is installed at one end, far away from the end clamping rail (11), of the installation annular shell (522), a transmission belt is sleeved on the output shaft of the driving annular shell (523) and the cutting rotating motor (55) so as to realize transmission connection, and three clamping installation grooves (525) are formed in the inner wall of the installation annular shell (523) at intervals along the circumferential direction.
  8. 8. The spray coating winding insulating tube production facility of claim 7, wherein clamping adjustment component (53) includes a plurality of clamping adjustment cylinders (531), clamping adjustment shaft (532), two clamping adjustment rings (533) and two clamping adjustment horizontal poles (534), a plurality of clamping adjustment cylinders (531) are installed in installation annular shell (522) inner wall along length direction respectively, clamping adjustment shaft (532) middle part is connected with the output shaft rotation of a plurality of clamping adjustment cylinders (531) respectively, two clamping adjustment rings (533) outer wall one end protruding respectively is equipped with adjusting connecting block (535), two adjusting connecting block (535) are installed in clamping adjustment shaft (532) both ends respectively, two clamping adjustment horizontal poles (534) both ends are installed in two clamping adjustment rings (533) and are kept away from the outer fringe of clamping adjustment cylinders (531) respectively, every clamping adjustment ring (533) lateral wall is equipped with three slope tooth groove (536) along circumferencial direction interval indent.
  9. 9. The apparatus for producing a heat-insulating pipe by spray coating according to claim 8, wherein each clamping element (54) comprises two radial retractors (541), two clamping connecting shafts (542), two connecting rotating plates (543) and clamping columns (544), one ends of the two radial retractors (541) are respectively arranged on the clamping installation grooves (525) for driving the annular shell (523) and installing the annular shell (522), the outer ends of the two clamping connecting shafts (542) are respectively rotatably arranged on the output shafts of the two radial retractors (541), one ends of the two connecting rotating plates (543) are respectively arranged at the inner ends of the two clamping connecting shafts (542), and the other ends of the two connecting rotating plates (543) are respectively connected with two ends of the clamping columns (544).
  10. 10. The apparatus for producing a heat-insulating pipe by spray coating according to claim 9, wherein an adjusting gear (545) is provided at the middle part of each clamping connection shaft (542), and the adjusting gears (545) are engaged with the inclined tooth grooves (536).

Description

Spraying winding insulating tube production facility Technical Field The invention relates to the technical field of production of heat-insulating pipes, and particularly provides spraying winding heat-insulating pipe production equipment. Background The spray-coating winding heat-insulating pipe is a prefabricated directly-buried pipeline integrating heat insulation, corrosion resistance and sealing performance, and is widely applied to a plurality of industrial fields such as heat supply, petroleum, chemical industry, tap water transportation and the like. The heat-insulating layer is usually made of hard polyurethane, is tightly adhered to the surface of the steel pipe through a high-pressure spraying process, realizes high-efficiency heat insulation by utilizing the characteristics of low heat conductivity coefficient (less than 0.029W/(m.K)) and high density (more than 60kg/m 3), reduces heat loss, and the outer protective layer is used for fixing the high-density polyethylene sheet on the outer side of the heat-insulating layer through a winding process to form a sealing protection structure and resist external environmental influences such as soil corrosion, external force impact and the like. Because the heat preservation texture of spraying winding insulating tube is harder and the structure is compact, and outer sheath surface is smooth, traditional anchor clamps are difficult to realize accurate laminating and stable centre gripping, easily appear pipeline displacement, the scheduling problem of rocking in the cutting process, especially when annular cutting, the unstable cutting track skew that will directly lead to of centre gripping. Meanwhile, the clamping force of the traditional clamp cannot be adjusted in a self-adaptive manner, or the cutting precision is affected due to too loose clamping, or the insulation layer is extruded and falls off due to too tight clamping, the outer protective layer is damaged, the insulation sealing performance of the pipeline is seriously damaged, links such as pipe penetrating, positioning and discharging are needed to be manually involved, the labor intensity is high, the efficiency is low, and the manual short-distance operation is easily threatened by falling of high-temperature chips and pipelines, so that the safety risk is high. Disclosure of Invention Based on this, it is necessary to provide a spray-coating winding insulating pipe production device to solve at least one technical problem in the background art. The utility model provides a spraying winding insulating tube production facility, including piping track subassembly, tip holder, cutting separation subassembly, middle clamping subassembly and cutting clamping subassembly, piping track subassembly includes tip clamping rail and ejection of compact track, tip clamping rail and ejection of compact track are installed respectively in installation ground both ends, the last slip of ejection of compact track is provided with two ejection of compact elevating tables, tip holder bottom passes through position adjustment motor slidable mounting in tip clamping rail, cutting separation subassembly includes the vertical frame of separation, diaxon cutting arm and cutterbar, the vertical frame of separation is installed in installation ground middle part, and vertical frame one end middle part of separation and tip clamping rail coupling, the concave cutting installation pivot that is equipped with in vertical frame middle part of separation, diaxon cutting arm is installed in the vertical frame of separation and is kept away from tip clamping rail one end top, the cutterbar is installed on the output of diaxon cutting arm, middle clamping subassembly includes a plurality of middle positioning element and middle holders, a plurality of middle positioning element are installed in the adjacent vertical frame one end of separation along length direction interval outside respectively, middle holder slidable mounting is in the middle positioning element of adjacent separation vertical frame, cutting clamping subassembly is installed in the vertical frame of separation. As a further improvement of the invention, each middle positioning element comprises a positioning vertical frame, an adjusting screw, a middle mounting frame, two lower mounting sliding columns, two positioning trapezoidal plates and two upper positioning rotating columns, wherein the bottom of the positioning vertical frame is mounted at the outer side of an end clamping rail and adjacent to one end of the separation vertical frame, middle frame sliding columns are arranged at the tops of two ends of the positioning vertical frame, screw mounting tables are respectively arranged at the tops and the middle parts of the inner sides of the positioning vertical frame, the tops and the bottoms of the adjusting screw are respectively rotatably mounted in the two screw mounting tables, the middle mounting frame is slidably mounted in the two middle