CN214134704U

CN214134704U - Special welding tool for stainless steel gas condensing boiler

Info

Publication number: CN214134704U
Application number: CN202120045103.5U
Authority: CN
Inventors: 葛大伟; 王飞飞; 牛继波; 崔玉滨; 杨永强
Original assignee: Linyi Ouke Energy Saving Technology Co ltd
Current assignee: Linyi Ouke Energy Saving Technology Co ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-09-07
Anticipated expiration: 2031-01-08

Abstract

The utility model discloses a special welding tool for a stainless steel gas condensing boiler, which comprises a box body base, a turntable driving device guide rod, a locking component and a controller; the turntable is rotatably fixed above the box body base; the turntable driving device is fixed on the box body base, is connected with the turntable and is used for controlling the rotation of the turntable; the guide rods are fixed on the turntable in a circumferential array; the outer diameter of the guide rod is slightly smaller than the inner diameter of the stainless steel heat exchange finned tube; the upper end face of the joint of the turntable and the guide rod is provided with a groove. The utility model has the advantages that: use the utility model discloses to the welding of carrying out group of lower terminal plate-stainless steel heat transfer finned tube-upper end plate, can be convenient insert the upper end plate simultaneously with the free end of whole stainless steel heat transfer finned tubes, reduce stainless steel gas condensation boiler welding group to the time spent, improve stainless steel gas condensation boiler's production efficiency.

Description

Special welding tool for stainless steel gas condensing boiler

Technical Field

The utility model relates to a stainless steel gas condensing boiler field especially relates to a special frock of stainless steel gas condensing boiler welding.

Background

In the production process of the stainless steel gas condensing boiler, two ends of a stainless steel heat exchange finned tube are required to be welded to two end plates respectively. The existing assembly mode of the stainless steel heat exchange finned tube and the two end plates is that one end of all the stainless steel heat exchange finned tubes is inserted into one end plate, and then the other ends of all the stainless steel heat exchange finned tubes are inserted into the other end plate, but the length of the stainless steel heat exchange finned tubes is large, the free ends of the stainless steel heat exchange finned tubes can incline, the free ends of all the stainless steel heat exchange finned tubes are difficult to insert into the second end plate simultaneously, the interval between adjacent stainless steel heat exchange finned tubes is small, so that an operator can difficultly adjust the free ends of the stainless steel heat exchange finned tubes, the time and labor consumption of the adjustment process is reduced, the welding assembly process of the stainless steel gas condensing boiler is long, and the production efficiency of the stainless steel gas condensing boiler is seriously influenced.

Therefore, the applicant develops a special welding tool for the stainless steel gas condensing boiler, and can conveniently insert the free ends of all stainless steel heat exchange finned tubes into the second end plate at the same time, so that the time consumption of welding assembly of the stainless steel gas condensing boiler is reduced, and the production efficiency of the stainless steel gas condensing boiler is improved.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model discloses a special welding tool for a stainless steel gas condensing boiler, which comprises a box body base, a turntable driving device guide rod, a locking assembly and a controller; the turntable is rotatably fixed above the box body base; the turntable driving device is fixed on the box body base, is connected with the turntable and is used for controlling the rotation of the turntable; the guide rods are fixed on the turntable in a circumferential array; the outer diameter of the guide rod is slightly smaller than the inner diameter of the stainless steel heat exchange finned tube; a groove is formed in the upper end face of the joint of the turntable and the guide rod; the diameter of the groove is larger than the outer diameter of the stainless steel heat exchange finned tube; the locking assembly comprises a vertical rod, a lower end plate positioning table, an upper end plate positioning table, a fixing block, a locking pressing block, a guide shaft and a locking bolt; the lower end plate positioning table is fixed on the lower section of the vertical rod; the upper end plate positioning table is fixed on the upper section of the vertical rod; the distance between the upper end surface of the lower end plate positioning table and the lower end surface of the upper end plate positioning table is equal to the distance between the lower end surface of the lower end plate and the upper end surface of the upper end plate; the fixed block is fixed above the lower end plate positioning table; the fixed block is fixed below the upper end plate positioning table; four guide shafts are fixed on the fixed block; the locking pressing block is fixed on the four guide shafts in a sliding manner; the locking bolt is in threaded connection with the fixed block; the number of the locking assemblies is four; the turntable driving device is electrically connected with the controller.

The numerical value that the outer diameter of the guide rod is smaller than the inner diameter of the stainless steel heat exchange finned tube is 0.1-0.2 mm.

And a chamfer is arranged at the top end of the guide rod.

The turntable driving device comprises a turbine, a worm shaft and a driving motor; the turbine is sleeved and fixed at the lower end of the rotary disc; the two ends of the worm shaft are rotatably fixed on the box body base; the worm of the worm shaft is meshed with the worm wheel; the driving motor is fixed on the box body base, connected with one end of the worm shaft and used for controlling the rotation of the worm shaft; the driving motor is electrically connected with the controller.

The vertical rod is provided with a reinforcing rib.

The utility model has the advantages that: use the utility model discloses to the welding of carrying on group of lower terminal plate-stainless steel heat transfer finned tube-upper end plate, the upper end plate is inserted simultaneously to the free end with whole stainless steel heat transfer finned tubes that can be convenient, reduce the right time spent of stainless steel gas condensation boiler welding, improve stainless steel gas condensation boiler's production efficiency, and four locking Assembly become an organic whole with lower end plate and upper end plate locking, prevent that lower terminal plate and upper end plate from taking place to warp in welding process, improve the quality of stainless steel gas condensation boiler group butt welding.

Drawings

Fig. 1 is an overall schematic view of the present invention.

Fig. 2 is a side view of fig. 1.

Fig. 3 is a top view of fig. 1.

Fig. 4 is an internal schematic view of the base of the box body of the present invention.

Fig. 5 is a schematic structural diagram of the locking assembly of the present invention.

Fig. 6 is a side view of fig. 5.

Fig. 7 is a schematic structural diagram of the turntable of the present invention.

Fig. 8 is an enlarged view of fig. 7 at a.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the invention can be more easily understood by those skilled in the art, thereby making the scope of the invention more clearly defined.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to the attached drawings 1-8, the special welding tool for the stainless steel gas condensing boiler comprises a box body base 1, a rotary table 2, a rotary table driving device 3, a guide rod 4, a locking assembly 5 and a controller; the turntable 2 is rotatably fixed above the box body base 1; the turntable driving device 3 is fixed on the box body base 1, connected with the turntable 2 and used for controlling the rotation of the turntable 2; the guide rods 4 are fixed on the turntable 2 in a circumferential array; the outer diameter of the guide rod 4 is slightly smaller than the inner diameter of the stainless steel heat exchange finned tube 100; a groove 201 is formed in the upper end face of the joint of the turntable 2 and the guide rod 4; the diameter of the groove 201 is larger than the outer diameter of the stainless steel heat exchange finned tube 100; the locking assembly 5 comprises a vertical rod 51, a lower end plate positioning table 52, an upper end plate positioning table 53, a fixing block 54, a locking pressing block 55, a guide shaft 56 and a locking bolt 57; the lower end plate positioning table 52 is fixed on the lower section of the vertical rod 51; the upper end plate positioning table 53 is fixed on the upper section of the vertical rod 51; the distance between the upper end surface of the lower end plate positioning table 52 and the lower end surface of the upper end plate positioning table 53 is equal to the distance between the lower end surface of the lower end plate 200 and the upper end surface of the upper end plate 300; the fixing block 54 is fixed above the lower end plate positioning table 52; the fixed block 54 is fixed below the upper end plate positioning table 53; four guide shafts 56 are fixed on the fixed block 54; the locking pressing block 55 is slidably fixed on the four guide shafts 56; the locking bolt 57 is in threaded connection with the fixing block 54; the number of the locking assemblies 5 is four; the turntable driving device 3 is electrically connected with the controller.

The working principle and the using method are as follows: when the stainless steel gas condensing boiler is welded and combined, the lower end plate 200 is placed on the turntable 2; then the lower end of the stainless steel heat exchange finned tube 100 is sleeved on the guide rod 4 and inserted into the lower end plate 200 along the guide rod 4; after all the stainless steel heat exchange finned tubes 100 are inserted into the lower end plate 200, the upper end plate 300 is assembled; due to the guiding function of the guide rods 4, the verticality of all the stainless steel heat exchange finned tubes 100 and the lower end plate 200 is good; so that the upper end plate 300 can be easily fastened to the upper ends of all the stainless steel heat exchange finned tubes 100 to complete the assembly of the upper end plate 300; then, the four vertical rods 51 are uniformly clamped to the lower end plate 200 and the upper end plate 300 circumferentially, and the lower fixing blocks 54 are all tightly pressed on the upper end surface of the lower end plate 200 and the upper fixing blocks 54 are all tightly pressed on the lower end surface of the upper end plate 300 through the locking bolts 57, so that the four locking assemblies 5 lock the lower end plate 200 and the upper end plate 300 into a whole; then, welding is started from the upper end face of the upper end plate 300, after the upper ends of all the stainless steel heat exchange finned tubes 100 are welded, the lower end plate, the stainless steel heat exchange finned tube and the upper end plate are integrally taken out of the rotary table 2 and placed on the rotary table 2 upside down, namely, the upper end plate 300 is buckled with the rotary table 2, then the upper end face of the lower end plate 200 is welded, and after welding, the four locking assemblies 5 are disassembled to finish the assembly welding of the lower end plate, the stainless steel heat exchange finned tube and the upper end plate of the stainless steel gas condensation boiler; in the process of inserting the stainless steel heat exchange finned tube 100, the controller controls the turntable driving device 3 to drive the turntable 2 to rotate for 30 degrees at each time, so that an operator can conveniently insert the stainless steel heat exchange finned tube 100.

Therefore, use the utility model discloses to the group welding of going on of lower terminal plate-stainless steel heat transfer finned tube-upper end plate, can be convenient insert upper end plate 300 simultaneously with the free end of whole stainless steel heat transfer finned tubes, reduce the time spent of stainless steel gas condensation boiler welding group pair, improve stainless steel gas condensation boiler's production efficiency, and four locking Assembly 5 become an organic whole with lower terminal plate 200 and upper end plate 300 locking, prevent that lower terminal plate 200 and upper end plate 300 from taking place to warp in welding process, improve the quality of stainless steel gas condensation boiler group butt welding.

The numerical value that the outer diameter of the guide rod 4 is smaller than the inner diameter of the stainless steel heat exchange finned tube 100 is 0.1-0.2 mm.

The top end of the guide rod 4 is provided with a chamfer.

This facilitates the insertion of the stainless steel heat exchange finned tube 100.

The turntable driving device 3 comprises a turbine 8, a worm shaft 6 and a driving motor 7; the turbine 8 is sleeved and fixed at the lower end of the rotary disc 2; the two ends of the worm shaft 6 are rotatably fixed on the box body base 1; the worm of the worm shaft 6 is meshed with the worm wheel 8; the driving motor 7 is fixed on the box body base 1, connected with one end of the worm shaft 6 and used for controlling the rotation of the worm shaft 6; the driving motor 7 is electrically connected with the controller.

Therefore, the controller drives the worm shaft 6 to rotate through the driving motor 7, the worm shaft 6 drives the turbine 8 to rotate, and the turbine 8 drives the rotating disc 2 to rotate.

The vertical rod 51 is provided with a reinforcing rib 511.

The reinforcing ribs 511 can increase the structural strength of the vertical rods 51, prevent the vertical rods 51 from deforming, and ensure the distance between the lower end plate 200 and the upper end plate 300.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any slight modifications, equivalent replacements and improvements made by the technical spirit of the present invention to the above embodiments should be included in the technical solution of the present invention.

Claims

1. A special welding tool for a stainless steel gas condensing boiler is characterized by comprising a box body base, a turntable driving device guide rod, a locking assembly and a controller; the turntable is rotatably fixed above the box body base; the turntable driving device is fixed on the box body base, is connected with the turntable and is used for controlling the rotation of the turntable; the guide rods are fixed on the turntable in a circumferential array; the outer diameter of the guide rod is slightly smaller than the inner diameter of the stainless steel heat exchange finned tube; a groove is formed in the upper end face of the joint of the turntable and the guide rod; the diameter of the groove is larger than the outer diameter of the stainless steel heat exchange finned tube; the locking assembly comprises a vertical rod, a lower end plate positioning table, an upper end plate positioning table, a fixing block, a locking pressing block, a guide shaft and a locking bolt; the lower end plate positioning table is fixed on the lower section of the vertical rod; the upper end plate positioning table is fixed on the upper section of the vertical rod; the distance between the upper end surface of the lower end plate positioning table and the lower end surface of the upper end plate positioning table is equal to the distance between the lower end surface of the lower end plate and the upper end surface of the upper end plate; the fixed block is fixed above the lower end plate positioning table; the fixed block is fixed below the upper end plate positioning table; four guide shafts are fixed on the fixed block; the locking pressing block is fixed on the four guide shafts in a sliding manner; the locking bolt is in threaded connection with the fixed block; the number of the locking assemblies is four; the turntable driving device is electrically connected with the controller.

2. The special welding tool for the stainless steel gas-fired condensing boiler according to claim 1, wherein the numerical value that the outer diameter of the guide rod is smaller than the inner diameter of the stainless steel heat exchange finned tube is 0.1-0.2 mm.

3. The special welding tool for the stainless steel gas-fired condensation boiler according to claim 2, wherein a chamfer is arranged at the top end of the guide rod.

4. The special welding tool for the stainless steel gas-fired condensing boiler according to claim 1, wherein the turntable driving device comprises a turbine, a worm shaft and a driving motor; the turbine is sleeved and fixed at the lower end of the rotary disc; the two ends of the worm shaft are rotatably fixed on the box body base; the worm of the worm shaft is meshed with the worm wheel; the driving motor is fixed on the box body base, connected with one end of the worm shaft and used for controlling the rotation of the worm shaft; the driving motor is electrically connected with the controller.

5. The special welding tool for the stainless steel gas condensation boiler according to any one of claims 1 to 4, wherein the vertical rod is provided with a reinforcing rib.