CN111515895B - Heat exchanger manufacturing, forming and assembling tool - Google Patents
Heat exchanger manufacturing, forming and assembling tool Download PDFInfo
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- CN111515895B CN111515895B CN202010386748.5A CN202010386748A CN111515895B CN 111515895 B CN111515895 B CN 111515895B CN 202010386748 A CN202010386748 A CN 202010386748A CN 111515895 B CN111515895 B CN 111515895B
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- plate
- sliding
- heat exchanger
- supporting
- clamping cylinder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/0028—Tools for removing or installing seals
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
- B23K37/0533—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor external pipe alignment clamps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/14—Heat exchangers
Abstract
The invention belongs to the technical field of heat exchanger manufacturing, and particularly relates to a heat exchanger manufacturing, molding and assembling tool, which is used for assembling a left cavity, a right cavity and a metal pipe of an immersion type heat exchanger and comprises a base plate, wherein a support column is arranged on the bottom surface of the base plate, and the base plate is in sliding fit with two first clamping blocks; the bottom surface of the first clamping block is fixedly connected with the sliding plate; two supporting plates are arranged on the bottom surface of the base plate; a screw rod which penetrates through the sliding plate and is in rotating fit with the sliding plate is horizontally and rotatably arranged between the two supporting plates; and the top surface of the substrate is provided with a positioning mechanism and a clamping mechanism. When the metal pipe and the left and right chambers of the immersion type heat exchanger are assembled, the damage and deformation to the rubber sealing ring are avoided, a gap between the metal pipe and the through hole is avoided, and the sealing effect is improved; the heat exchanger manufacturing, molding and assembling tool ensures that the metal pipe cannot deform, avoids the metal pipe from sliding, and improves the welding effect.
Description
Technical Field
The invention belongs to the technical field of heat exchanger manufacturing, and particularly relates to a heat exchanger manufacturing, forming and assembling tool.
Background
The heat exchanger is an energy-saving device for realizing heat transfer between materials between two fluids with different temperatures, and is used for transferring heat from the fluid with higher temperature to the fluid with lower temperature so as to enable the temperature of the fluid to reach the index specified by the process, thereby meeting the requirements of process conditions and being one of main devices for improving the energy utilization rate. The heat exchanger can be divided into a jacketed heat exchanger, a submerged heat exchanger, a spray heat exchanger, a plate heat exchanger and the like according to the structure, wherein the submerged heat exchanger is formed by assembling a thin-wall metal pipe between a left chamber and a right chamber and then immersing the thin-wall metal pipe in a container, so that the liquid in the container and the liquid in the metal pipe exchange heat. At present, when the metal pipe is assembled, the metal pipe is mainly manually held by an operator, then two ends of the metal pipe are inserted into through holes formed in the side walls of the left chamber and the right chamber, then the sealing ring is plugged between the metal pipe and the through holes, and finally welding is carried out. In the actual production process, the assembly mode has the following problems: (1) when an operator inserts the sealing ring between the metal pipe and the through hole, the sealing ring is easily damaged and deformed, and the sealing performance of the sealing ring is influenced; after the sealing ring enters between the metal pipe and the through hole, the sealing ring cannot be ensured to be in a coaxial state with the metal pipe, so that a gap is generated between the metal pipe and the through hole, and the sealing performance is also adversely affected; (2) the lateral wall of tubular metal resonator is thinner, and the handheld in-process of operating personnel causes the deformation damage to the tubular metal resonator easily, and the tubular metal resonator surface generally is concave-convex, and operating personnel hardly accomplishes firm centre gripping, and the tubular metal resonator easily produces endwise slip among the welding process, influences welded effect.
Disclosure of Invention
Technical problem to be solved
The invention provides a heat exchanger manufacturing, molding and assembling tool, and aims to solve the following problems in the process of assembling a metal pipe, a left chamber and a right chamber of an immersion type heat exchanger at present: (1) when an operator inserts the sealing ring between the metal pipe and the through hole, the sealing ring is easily damaged and deformed, and the sealing performance of the sealing ring is influenced; after the sealing ring enters between the metal pipe and the through hole, the sealing ring cannot be ensured to be in a coaxial state with the metal pipe, so that a gap is generated between the metal pipe and the through hole, and the sealing performance is also adversely affected; (2) the lateral wall of tubular metal resonator is thinner, and the handheld in-process of operating personnel causes the deformation damage to the tubular metal resonator easily, and the tubular metal resonator surface generally is concave-convex, and operating personnel hardly accomplishes firm centre gripping, and the tubular metal resonator easily produces endwise slip among the welding process, influences welded effect.
(II) technical scheme
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a shaping assembly fixture is made to heat exchanger, assembles to cavity and tubular metal resonator about immersive heat exchanger, shaping assembly fixture is made to heat exchanger includes horizontal base plate, and the vertical fixed mounting in base plate bottom surface has the support column, sets up the logical groove that runs through from top to bottom on the base plate, and the base plate top surface has the first fixture block of two door style of calligraphy through leading to the horizontal sliding fit of groove. The first fixture block is matched with the outer side wall of the left cavity of the heat exchanger. The bottom surface of the first clamping block is fixedly connected with a sliding plate positioned below the base plate through a connecting rod. Two supporting plates are fixedly arranged on the bottom surface of the base plate corresponding to the sliding plate. A lead screw which penetrates through the sliding plate and is in running fit with the sliding plate is horizontally and rotatably arranged between the two supporting plates, and a rotating handle is fixedly arranged at the end part of the lead screw. The outer side surface of the first fixture block is horizontally and fixedly connected with a telescopic plate, a telescopic sleeve is in sliding fit with the outer side surface of the telescopic plate, and a second fixture block matched with the outer side wall of the right cavity of the heat exchanger is fixedly mounted at the end part of the telescopic sleeve. The left cavity and the right cavity are placed on the top surface of the base plate, the screw rod is driven to rotate by rotating the rotating handle, and therefore the two sliding plates and the two first clamping blocks are driven to move in opposite directions until the left cavity is fixed by the first clamping blocks. The two first clamping blocks drive the telescopic plate, the telescopic sleeve and the second clamping block to move in the process of moving in opposite directions, and the first clamping block fixes the left cavity and the second clamping block fixes the right cavity.
And the top surface of the substrate is provided with a positioning mechanism and a clamping mechanism. The metal pipe is clamped and fixed through the clamping mechanism. The quantity of positioning mechanism is unanimous with the total number of through-hole on controlling the cavity, and every positioning mechanism includes sliding block, first backup pad, first supporting spring, bracing piece, connecting block, semicircle annular sealing ring, second backup pad and second supporting spring. The quantity of sliding block is two in every positioning mechanism, and the horizontal slidable mounting of sliding block is at the base plate top surface, and the base plate top surface is located the vertical fixed mounting in sliding block outside and has first backup pad, and horizontal mounting has first supporting spring between sliding block and the first backup pad. The vertical fixed mounting in sliding block top has the bracing piece, and bracing piece top fixed mounting has the connecting block. The inner side of the connecting block is horizontally matched with a semicircular annular sealing ring along the axial direction of the through hole of the left and right chambers in a sliding manner. The outer diameter of the semicircular sealing ring is equal to the diameter of the through hole, one end of the semicircular sealing ring is fixedly provided with a second supporting plate in an L shape, and a second supporting spring is horizontally arranged between the second supporting plate and the connecting block. The semicircular ring sealing ring other end is provided with a semicircular ring holding tank. In going into semicircle annular holding tank with semicircle annular rubber seal card, support semicircle annular rubber seal through second supporting spring's elastic force and press on the right flank of left cavity, then promote the sliding block and drive bracing piece, connecting block and semicircle annular sealing ring horizontal migration, first supporting spring is lengthened to the sliding block, and in getting into the through-hole to with the lateral wall cooperation of through-hole together. The end part of the metal pipe is driven to be inserted into a circular ring formed by the inner side walls of the two semicircular annular sealing rings by moving the clamping mechanism. Make the atmospheric pressure in the semicircle annular holding tank be greater than the atmospheric pressure in the left chamber through the atmospheric pressure that reduces left chamber to release the semicircle annular holding tank with two semicircle annular rubber seal through atmospheric pressure effect. The second supporting plate is pulled to the right side until the semicircular sealing ring moves out of the through hole, and the sliding block drives the supporting rod, the connecting block, the semicircular sealing ring, the second supporting plate and the second supporting spring to recover to the original position under the elastic action of the first supporting spring. Make the atmospheric pressure in the left cavity be greater than the atmospheric pressure between through-hole, tubular metal resonator and the semicircle annular rubber seal through the atmospheric pressure in reducing the left cavity to push semicircle annular rubber seal between tubular metal resonator and the through-hole through atmospheric pressure effect, thereby accomplish the installation of sealing washer, the current welding rifle of rethread is to tubular metal resonator end and left cavity through-hole edge weld can. After one end of the metal pipe is welded with the left cavity, the other end of the metal pipe is butted with the right cavity according to the method, then the semicircular rubber sealing ring is installed, and finally the other end of the metal pipe is welded with the right cavity.
The top surface of the base plate is fixedly provided with a first supporting column, the top of the first supporting column is fixedly provided with a first sealing sleeve matched with the side wall of the left chamber, and the first sealing sleeve is provided with a first air pump. The air pressure in the left chamber is controlled by the first air pump. And a second supporting column is in sliding fit with the top surface of the base plate, a second sealing sleeve matched with the side wall of the right chamber is fixedly mounted at the top of the second supporting column, and a second air pump is mounted on the second sealing sleeve. The air pressure in the right chamber is controlled by the second air pump.
According to a preferable technical scheme of the invention, a plurality of limiting sleeves are horizontally and fixedly arranged in the semicircular annular accommodating groove of the semicircular sealing ring, a sliding rod is arranged in each limiting sleeve in a sliding fit manner, a rubber head is fixedly arranged at the end part of each sliding rod, and a third supporting spring sleeved on each sliding rod is arranged between each rubber head and the end face of each limiting sleeve. The distance between the outer end point of each rubber head and the notch of the semicircular annular accommodating groove is equal. After the semicircular rubber sealing ring is clamped into the semicircular accommodating groove, the semicircular rubber sealing ring is pressed on the rubber head, the semicircular rubber sealing ring is supported through the elastic action of the third supporting spring, and the semicircular rubber sealing ring is ensured to be always in a state coaxial with the metal pipe, so that the sealing effect after assembly is ensured.
As a preferable technical solution of the present invention, the clamping mechanism includes a bottom plate, a bracket, a first clamping cylinder, and a second clamping cylinder. The bottom plate is installed at the top surface of the base plate along the axial direction of the through hole in a horizontal sliding manner, the top surface of the bottom plate is provided with a support along the axial direction of the through hole in a horizontal sliding manner, the top of the support is fixedly provided with a first clamping cylinder with a semicircular section, and the top surface of the first clamping cylinder is provided with a second clamping cylinder with a semicircular section through a connecting rod vertically matched with the first clamping cylinder in a sliding manner. The inner diameter of the first clamping cylinder and the inner diameter of the second clamping cylinder are the same as the outer diameter of the metal pipe. The metal pipe is placed on the first clamping cylinder, the second clamping cylinder is clamped on the metal pipe, and the metal pipe is clamped and clamped through the first clamping cylinder and the second clamping cylinder. The metal pipe is driven to move by moving the bottom plate, so that the end part of the metal pipe is inserted into a circular ring formed by the inner side walls of the two semicircular sealing rings.
As a preferred technical scheme of the invention, the bottom surface of the second clamping cylinder is fixedly provided with a mushroom button, and the top surface of the first clamping cylinder is provided with a clamping groove matched with the mushroom button. The stability of being connected between first centre gripping section of thick bamboo and the second centre gripping section of thick bamboo is improved through the cooperation of mushroom knot and draw-in groove to improve the centre gripping effect to the tubular metal resonator.
As a preferred technical solution of the present invention, the clamping mechanism further includes a limiting plate, a top plate, a third supporting plate, and a fourth supporting spring. The limiting plate vertically slides to penetrate through the top of the second clamping cylinder, and the bottom of the limiting plate is located between two adjacent bulges of the metal pipe. And a top plate is horizontally and fixedly arranged at the top of the limiting plate. A third supporting plate in an L shape is fixedly installed at the top of the second clamping cylinder, and a fourth supporting spring is vertically installed between the third supporting plate and the top plate. Downward pressure is exerted to the roof through fourth supporting spring's elasticity effect to support the limiting plate bottom and press between two adjacent archs of tubular metal resonator, play the spacing effect of axial to the tubular metal resonator, avoided among the welding process tubular metal resonator to produce the endwise slip.
As a preferred technical scheme of the invention, rollers which are in rolling fit with the outer side wall of the metal pipe are rotatably arranged on two sides of the bottom of the limiting plate. The sliding friction between the bottom of the limiting plate and the metal pipe is converted into rolling friction through the roller, so that the friction force between the limiting plate and the metal pipe is reduced, and the damage to the surface of the metal pipe is avoided.
(III) advantageous effects
The invention has at least the following beneficial effects:
(1) when the heat exchanger manufacturing, molding and assembling tool disclosed by the invention is used for assembling the metal pipe, the left cavity and the right cavity of the submerged heat exchanger, the semicircular rubber sealing ring is pushed between the metal pipe and the through hole under the action of air pressure, an operator does not need to extrude the rubber sealing ring by using a hard tool, the damage and the deformation to the rubber sealing ring are avoided, and the sealing performance of the sealing ring is improved; the sizes of all parts on the rubber sealing ring are the same under the action of the gas pressure, so that the sealing ring is ensured to be in a coaxial state with the metal pipe after entering between the metal pipe and the through hole, a gap between the metal pipe and the through hole is avoided, and the sealing effect is further improved.
(2) When the heat exchanger manufacturing, molding and assembling tool disclosed by the invention is used for assembling the metal pipe and the left and right chambers of the submerged heat exchanger, the metal pipe is clamped through the matching of the first clamping cylinder and the second clamping cylinder, and the inner side walls of the first clamping cylinder and the second clamping cylinder are matched with the outer end points of the bulges of the metal pipe, so that the side walls of the metal pipe are prevented from being subjected to larger pressure, and the metal pipe is ensured not to deform; and the metal pipe is axially limited through the limiting plate, so that the metal pipe is prevented from sliding, and the welding effect is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a top view of an assembled heat exchanger according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a first three-dimensional structure of a heat exchanger manufacturing, molding and assembling tool in an embodiment of the invention;
FIG. 3 is a schematic diagram of a second perspective structure of the heat exchanger manufacturing, molding and assembling tool in the embodiment of the invention;
FIG. 4 is a third schematic perspective view of the heat exchanger manufacturing, molding and assembling tool in the embodiment of the invention;
FIG. 5 is an enlarged schematic view of a part A of the heat exchanger manufacturing, molding and assembling tool in the embodiment of the invention;
FIG. 6 is a schematic view of the internal structure of a semicircular annular sealing ring of a heat exchanger manufacturing and forming assembly tool in the embodiment of the invention;
fig. 7 is a schematic view of the internal structure of the second clamping barrel of the heat exchanger manufacturing, molding and assembling tool in the embodiment of the invention.
In the figure: 1-base plate, 2-support column, 3-through groove, 4-first fixture block, 5-sliding plate, 6-support plate, 7-lead screw, 8-telescopic plate, 9-telescopic sleeve, 10-second fixture block, 11-positioning mechanism, 111-sliding block, 112-first support plate, 113-first support spring, 114-support rod, 115-connecting block, 116-semicircular sealing ring, 117-second support plate, 118-second support spring, 12-clamping mechanism, 121-bottom plate, 122-bracket, 123-first clamping cylinder, 124-second clamping cylinder, 125-limiting plate, 126-top plate, 127-third support plate, 128-fourth support spring, 129-roller, 13-first support column, 14-a first sealing sleeve, 15-a first air pump, 16-a second supporting column, 17-a second sealing sleeve, 18-a second air pump, 19-a limiting sleeve, 20-a sliding rod, 21-a rubber head and 22-a third supporting spring.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
This embodiment provides a shaping assembly fixture is made to heat exchanger as shown in fig. 2 to 7, assembles to the left and right sides cavity and the tubular metal resonator of immersive heat exchanger as shown in fig. 1, shaping assembly fixture is made to the heat exchanger includes horizontal base plate 1, and the vertical fixed mounting in base plate 1 bottom surface has support column 2, sets up logical groove 3 that runs through from top to bottom on the base plate 1, and the first fixture block 4 of two door types of horizontal sliding fit has through leading to groove 3 on base plate 1 top surface. The first fixture block 4 is matched with the outer side wall of the left chamber of the heat exchanger. The bottom surface of the first block 4 is fixedly connected with a sliding plate 5 positioned below the base plate 1 through a connecting rod. Two support plates 6 are fixedly mounted on the bottom surface of the base plate 1 corresponding to the positions of the sliding plates 5. A screw rod 7 which penetrates through the sliding plate 5 and is in running fit with the sliding plate 5 is horizontally and rotatably arranged between the two supporting plates 6, and a rotating handle is fixedly arranged at the end part of the screw rod 7. The outer side surface of the first fixture block 4 is horizontally and fixedly connected with a telescopic plate 8, the telescopic plate 8 is externally matched with a telescopic sleeve 9 in a sliding mode, and a second fixture block 10 matched with the outer side wall of a right cavity of the heat exchanger is fixedly installed at the end portion of the telescopic sleeve 9.
The top surface of the substrate 1 is mounted with a positioning mechanism 11 and a clamping mechanism 12. The metal pipe is clamped and fixed by a clamping mechanism 12. The number of the positioning mechanisms 11 is consistent with the total number of the through holes on the left and right chambers, and each positioning mechanism 11 comprises a sliding block 111, a first supporting plate 112, a first supporting spring 113, a supporting rod 114, a connecting block 115, a semi-circular sealing ring 116, a second supporting plate 117 and a second supporting spring 118. The number of the sliding blocks 111 in each positioning mechanism 11 is two, the sliding blocks 111 are horizontally and slidably mounted on the top surface of the substrate 1, the first supporting plate 112 is vertically and fixedly mounted on the top surface of the substrate 1 outside the sliding blocks 111, and a first supporting spring 113 is horizontally mounted between the sliding blocks 111 and the first supporting plate 112. The top of the sliding block 111 is vertically and fixedly provided with a supporting rod 114, and the top of the supporting rod 114 is fixedly provided with a connecting block 115. The inner side of the connecting block 115 is horizontally matched with a semi-annular sealing ring 116 in a sliding way along the axial direction of the through hole of the left and right chambers. The outer diameter of the semicircular sealing ring 116 is equal to the diameter of the through hole, one end of the semicircular sealing ring 116 is fixedly provided with an L-shaped second supporting plate 117, and a second supporting spring 118 is horizontally arranged between the second supporting plate 117 and the connecting block 115. The other end of the semicircular ring sealing ring 116 is provided with a semicircular ring-shaped accommodating groove.
The top surface of the substrate 1 is fixedly provided with a first support column 13, the top of the first support column 13 is fixedly provided with a first sealing sleeve 14 matched with the side wall of the left chamber, and the first sealing sleeve 14 is provided with a first air pump 15. The air pressure in the left chamber is controlled by the first air pump 15. A second supporting column 16 is in sliding fit with the top surface of the substrate 1, a second sealing sleeve 17 matched with the side wall of the right chamber is fixedly mounted at the top of the second supporting column 16, and a second air pump 18 is mounted on the second sealing sleeve 17. The air pressure in the right chamber is controlled by the second air pump 18.
In this embodiment, a plurality of position-limiting sleeves 19 are horizontally and fixedly mounted in the semicircular annular accommodating groove of the semicircular sealing ring 116, a sliding rod 20 is slidably fitted in the position-limiting sleeve 19, a rubber head 21 is fixedly mounted at the end of the sliding rod 20, and a third supporting spring 22 sleeved on the sliding rod 20 is mounted between the rubber head 21 and the end surface of the position-limiting sleeve 19. The distance between the outer end point of each rubber head 21 and the notch of the semicircular annular accommodating groove is equal. After the semicircular rubber sealing ring is clamped into the semicircular accommodating groove, the semicircular rubber sealing ring is pressed on the rubber head 21, and the semicircular rubber sealing ring is supported through the elastic action of the third supporting spring 22, so that the semicircular rubber sealing ring is ensured to be always in a state coaxial with the metal pipe, and the sealing effect after assembly is ensured.
In this embodiment, the clamping mechanism 12 includes a bottom plate 121, a bracket 122, a first clamping cylinder 123, a second clamping cylinder 124, a limit plate 125, a top plate 126, a third support plate 127, and a fourth support spring 128. The bottom plate 121 is installed on the top surface of the base plate 1 along the axial direction of the through hole in a horizontal sliding manner, the support 122 is installed on the top surface of the bottom plate 121 along the axial direction of the through hole in a horizontal sliding manner, the first clamping cylinder 123 with the semicircular longitudinal section is fixedly installed at the top of the support 122, and the second clamping cylinder 124 with the semicircular longitudinal section is installed on the top surface of the first clamping cylinder 123 through a connecting rod vertically matched with the first clamping cylinder 123 in a sliding manner. The inner diameters of the first holding cylinder 123 and the second holding cylinder 124 are the same as the outer diameter of the metal pipe. The metal pipe is placed on the first clamping cylinder 123, the second clamping cylinder 124 is clamped on the metal pipe, and the metal pipe is clamped and clamped through the first clamping cylinder 123 and the second clamping cylinder 124. The metal pipe is driven to move by moving the bottom plate 121, so that the end of the metal pipe is inserted into a circular ring formed by the inner side walls of the two semicircular sealing rings 116. The bottom surface of the second clamping cylinder 124 is fixedly provided with a mushroom button, and the top surface of the first clamping cylinder 123 is provided with a clamping groove matched with the mushroom button. The stability of being connected between the first centre gripping section of thick bamboo 123 and the second centre gripping section of thick bamboo 124 is improved through the cooperation of mushroom knot and draw-in groove to improve the centre gripping effect to the tubular metal resonator. The limiting plate 125 vertically slides to penetrate through the top of the second clamping barrel 124, and the bottom of the limiting plate 125 is located between two adjacent bulges of the metal pipe. The top of the limiting plate 125 is horizontally and fixedly provided with a top plate 126. An L-shaped third supporting plate 127 is fixedly mounted on the top of the second clamping cylinder 124, and a fourth supporting spring 128 is vertically mounted between the third supporting plate 127 and the top plate 126. Downward pressure is exerted to roof 126 through the spring action of fourth supporting spring 128 to support the limiting plate 125 bottom and press between two adjacent archs of tubular metal resonator, play the spacing effect of axial to the tubular metal resonator, avoided among the welding process tubular metal resonator to produce axial slip. The rollers 129 which are matched with the outer side wall of the metal tube in a rolling way are rotatably arranged at the two sides of the bottom of the limiting plate 125. The sliding friction between the bottom of the limiting plate 125 and the metal tube is converted into rolling friction by the roller 129, so that the friction force between the limiting plate 125 and the metal tube is reduced, and the surface of the metal tube is prevented from being damaged.
The steps of assembling the left and right chambers of the submerged heat exchanger and the metal tube in this embodiment are as follows: the left cavity and the right cavity are placed on the top surface of the base plate 1, the screw rod 7 is driven to rotate by rotating the rotating handle, and therefore the two sliding plates 5 and the two first clamping blocks 4 are driven to move oppositely until the left cavity is fixed by the first clamping blocks 4. The two first fixture blocks 4 drive the telescopic plate 8, the telescopic sleeve 9 and the second fixture block 10 to move in the process of moving in opposite directions, and the first fixture block 4 fixes the left cavity and the second fixture block 10 fixes the right cavity. In the semicircle annular holding tank is gone into to semicircle annular rubber seal card, support semicircle annular rubber seal through the spring action of second supporting spring 118 and press on the right flank of left cavity, then promote sliding block 111 and drive bracing piece 114, connecting block 115 and semicircle annular sealing ring 116 horizontal migration, sliding block 111 lengthens first supporting spring 113, and it is in the same place to get into the through-hole with the lateral wall cooperation of through-hole until semicircle annular sealing ring 116. The metal pipe is placed on the first clamping cylinder 123, the second clamping cylinder 124 is clamped on the metal pipe, and the metal pipe is clamped and clamped through the first clamping cylinder 123 and the second clamping cylinder 124. The clamping mechanism 12 is moved to drive the end of the metal pipe to be inserted into the circular ring formed by the inner side walls of the two semicircular annular sealing rings 116. Reduce the atmospheric pressure in the left chamber through first air pump 15 and make the atmospheric pressure in the semicircle annular holding tank be greater than the atmospheric pressure in the left chamber to release the semicircle annular holding tank with two semicircle annular rubber seal through atmospheric pressure effect. The second support plate 117 is pulled to the right until the semicircular ring-shaped sealing ring 116 moves out of the through hole, and the sliding block 111 drives the support rod 114, the connecting block 115, the semicircular ring-shaped sealing ring 116, the second support plate 117 and the second support spring 118 to return to the original position under the elastic force of the first support spring 113. Atmospheric pressure in reducing the left cavity through first air pump 15 makes the atmospheric pressure in the left cavity be greater than the atmospheric pressure between through-hole, tubular metal resonator and the semicircle annular rubber seal to push semicircle annular rubber seal between tubular metal resonator and the through-hole through atmospheric pressure effect, thereby accomplish the installation of sealing washer, the current welding rifle of rethread is to tubular metal resonator end and left cavity through-hole edge weld can. After one end of the metal pipe is welded with the left cavity, the other end of the metal pipe is butted with the right cavity according to the method, then the semicircular rubber sealing ring is installed, and finally the other end of the metal pipe is welded with the right cavity.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a shaping assembly fixture is made to heat exchanger, assembles its characterized in that to the left and right sides cavity and the tubular metal resonator of immersive heat exchanger: the heat exchanger manufacturing, forming and assembling tool comprises a horizontal base plate (1), a support column (2) is vertically and fixedly installed on the bottom surface of the base plate (1), a through groove (3) which penetrates through the base plate (1) from top to bottom is formed in the base plate (1), and two door-shaped first clamping blocks (4) are horizontally matched with the top surface of the base plate (1) in a sliding mode through the through groove (3); the first fixture block (4) is matched with the outer side wall of the left chamber of the heat exchanger; the bottom surface of the first clamping block (4) is fixedly connected with a sliding plate (5) positioned below the base plate (1) through a connecting rod; two supporting plates (6) are fixedly arranged on the bottom surface of the base plate (1) corresponding to the sliding plate (5); a lead screw (7) which penetrates through the sliding plate (5) and is in running fit with the sliding plate (5) is horizontally and rotatably arranged between the two supporting plates (6), and a rotary handle is fixedly arranged at the end part of the lead screw (7); a telescopic plate (8) is horizontally and fixedly connected to the outer side surface of the first clamping block (4), a telescopic sleeve (9) is in sliding fit with the outer side surface of the telescopic plate (8), and a second clamping block (10) which is matched with the outer side wall of the right chamber of the heat exchanger is fixedly mounted at the end part of the telescopic sleeve (9);
the top surface of the substrate (1) is provided with a positioning mechanism (11) and a clamping mechanism (12); the number of the positioning mechanisms (11) is consistent with the total number of the through holes on the left cavity and the right cavity, and each positioning mechanism (11) comprises a sliding block (111), a first supporting plate (112), a first supporting spring (113), a supporting rod (114), a connecting block (115), a semicircular sealing ring (116), a second supporting plate (117) and a second supporting spring (118); the number of the sliding blocks (111) in each positioning mechanism (11) is two, the sliding blocks (111) are horizontally and slidably mounted on the top surface of the substrate (1), the top surface of the substrate (1) is positioned outside the sliding blocks (111) and is vertically and fixedly provided with a first supporting plate (112), and a first supporting spring (113) is horizontally mounted between the sliding blocks (111) and the first supporting plate (112); the top of the sliding block (111) is vertically and fixedly provided with a supporting rod (114), and the top of the supporting rod (114) is fixedly provided with a connecting block (115); a semicircular annular sealing ring (116) is horizontally matched on the inner side of the connecting block (115) in a sliding manner along the axial direction of the through hole of the left and right chambers; the outer diameter of the semicircular sealing ring (116) is equal to the diameter of the through hole, one end of the semicircular sealing ring (116) is fixedly provided with an L-shaped second supporting plate (117), and a second supporting spring (118) is horizontally arranged between the second supporting plate (117) and the connecting block (115); the other end of the semicircular sealing ring (116) is provided with a semicircular accommodating groove;
a first support column (13) is fixedly mounted on the top surface of the base plate (1), a first sealing sleeve (14) matched with the side wall of the left chamber is fixedly mounted on the top of the first support column (13), and a first air pump (15) is mounted on the first sealing sleeve (14); base plate (1) top surface sliding fit has second support column (16), and second support column (16) top fixed mounting have with right cavity lateral wall complex second seal cover (17), install second air pump (18) on second seal cover (17).
2. The heat exchanger manufacturing, molding and assembling tool according to claim 1, characterized in that: a plurality of limiting sleeves (19) are horizontally and fixedly arranged in the semicircular annular accommodating groove of the semicircular annular sealing ring (116), sliding rods (20) are matched in the limiting sleeves (19) in a sliding mode, rubber heads (21) are fixedly arranged at the end portions of the sliding rods (20), and third supporting springs (22) sleeved on the sliding rods (20) are arranged between the rubber heads (21) and the end faces of the limiting sleeves (19); the distance between the outer end point of each rubber head (21) and the notch of the semicircular annular accommodating groove is equal.
3. The heat exchanger manufacturing, molding and assembling tool according to claim 1, characterized in that: the clamping mechanism (12) comprises a bottom plate (121), a bracket (122), a first clamping cylinder (123) and a second clamping cylinder (124); the bottom plate (121) is horizontally slidably mounted on the top surface of the base plate (1) along the axial direction of the through hole, the support (122) is horizontally slidably mounted on the top surface of the bottom plate (121) along the direction perpendicular to the axial direction of the through hole, a first clamping cylinder (123) with a semicircular section is fixedly mounted at the top of the support (122), and a semicircular second clamping cylinder (124) is mounted on the top surface of the first clamping cylinder (123) through a connecting rod vertically slidably matched with the first clamping cylinder; the inner diameters of the first clamping cylinder (123) and the second clamping cylinder (124) are the same as the outer diameter of the metal pipe.
4. The heat exchanger manufacturing, molding and assembling tool according to claim 3, wherein: the bottom surface of the second clamping cylinder (124) is fixedly provided with a mushroom button, and the top surface of the first clamping cylinder (123) is provided with a clamping groove matched with the mushroom button.
5. The heat exchanger manufacturing, molding and assembling tool according to claim 3, wherein: the clamping mechanism (12) further comprises a limiting plate (125), a top plate (126), a third supporting plate (127) and a fourth supporting spring (128); the limiting plate (125) vertically penetrates through the top of the second clamping cylinder (124) in a sliding mode, and the bottom of the limiting plate (125) is located between two adjacent bulges of the metal pipe; the top of the limiting plate (125) is horizontally and fixedly provided with a top plate (126); an L-shaped third supporting plate (127) is fixedly arranged at the top of the second clamping cylinder (124), and a fourth supporting spring (128) is vertically arranged between the third supporting plate (127) and the top plate (126).
6. The heat exchanger manufacturing, molding and assembling tool according to claim 5, wherein: and rollers (129) in rolling fit with the outer side wall of the metal pipe are rotatably arranged on two sides of the bottom of the limiting plate (125).
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| CN202010386748.5A CN111515895B (en) | 2020-05-09 | 2020-05-09 | Heat exchanger manufacturing, forming and assembling tool |
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| CN111515895B true CN111515895B (en) | 2021-07-20 |
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| CN112589722B (en) * | 2020-12-02 | 2022-09-23 | 九江检安石化工程有限公司 | Tool for tube penetrating of tube bundle of tube type heat exchanger |
| CN113070841B (en) * | 2021-04-08 | 2022-06-14 | 江苏东南环保科技有限公司 | Shell and tube heat exchanger forming and assembling method |
| CN115741030B (en) * | 2023-01-09 | 2023-05-12 | 河北海特汽车部件有限公司 | Assembling device for producing automobile muffler |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002206887A (en) * | 2000-12-28 | 2002-07-26 | Toyo Radiator Co Ltd | Pipe mounting structure of heat exchanger fitted with resinous fan shroud |
| CN102109285A (en) * | 2011-03-02 | 2011-06-29 | 郑达伟 | Detachable shell and tube heat exchanger |
| CN103386662A (en) * | 2012-05-08 | 2013-11-13 | 本田太阳株式会社 | Annular seal assembling jig |
| CN105729370A (en) * | 2016-04-08 | 2016-07-06 | 江苏新美星包装机械股份有限公司 | Installation mechanism used for installing inner sleeve in tubular heat exchanger |
| CN205968809U (en) * | 2016-08-02 | 2017-02-22 | 威海银河永磁发电机有限公司 | Mounting device for sealing ring |
| CN109253633A (en) * | 2018-10-08 | 2019-01-22 | 哈尔滨工大金涛科技股份有限公司 | Pipe arranges unitized exchanger |
| CN209078136U (en) * | 2018-11-15 | 2019-07-09 | 无锡市欧煜来换热器制造有限公司 | A kind of Welding of Heat-exchanger assembly tooling |
-
2020
- 2020-05-09 CN CN202010386748.5A patent/CN111515895B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002206887A (en) * | 2000-12-28 | 2002-07-26 | Toyo Radiator Co Ltd | Pipe mounting structure of heat exchanger fitted with resinous fan shroud |
| CN102109285A (en) * | 2011-03-02 | 2011-06-29 | 郑达伟 | Detachable shell and tube heat exchanger |
| CN103386662A (en) * | 2012-05-08 | 2013-11-13 | 本田太阳株式会社 | Annular seal assembling jig |
| CN105729370A (en) * | 2016-04-08 | 2016-07-06 | 江苏新美星包装机械股份有限公司 | Installation mechanism used for installing inner sleeve in tubular heat exchanger |
| CN205968809U (en) * | 2016-08-02 | 2017-02-22 | 威海银河永磁发电机有限公司 | Mounting device for sealing ring |
| CN109253633A (en) * | 2018-10-08 | 2019-01-22 | 哈尔滨工大金涛科技股份有限公司 | Pipe arranges unitized exchanger |
| CN209078136U (en) * | 2018-11-15 | 2019-07-09 | 无锡市欧煜来换热器制造有限公司 | A kind of Welding of Heat-exchanger assembly tooling |
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|---|---|
| CN111515895A (en) | 2020-08-11 |
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Effective date of registration: 20210622 Address after: No.1 Lashan Road, Shizhong District, Jinan City, Shandong Province, 250022 Applicant after: JINAN PRESSURE VESSEL FACTORY Address before: 430070 Huazhong University of science and technology, 1037 Luoyu Road, Hongshan District, Wuhan City, Hubei Province Applicant before: Zhang Kangle |
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