CN110696373B

CN110696373B - Pistol type welding gun equipment

Info

Publication number: CN110696373B
Application number: CN201910999407.2A
Authority: CN
Inventors: 桑关祥
Original assignee: Shaoxing Zhouze New Material Co ltd
Current assignee: Shaoxing zhouze New Material Co.,Ltd.
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2021-06-18
Anticipated expiration: 2039-10-21
Also published as: CN110696373A; CN113246477A

Abstract

The invention relates to the technical field of welding gun equipment and discloses pistol type welding gun equipment which comprises a gun body, wherein the upper end of the gun body is connected with a preheating bin, the upper end of the gun body is connected with a sliding key, the lower end of the sliding key is connected with a push rod, a fan is arranged in the gun body, a heating metal wire is arranged on the right side of the fan, a gun barrel is arranged on the right side of the heating metal wire, the left side of an arc-shaped round stop block is connected with a compression spring, one side of the arc-shaped round stop block is connected with an indicating disc, and the right end of the push rod is. Through heating wire circular telegram themogenesis, remove the feather key to the left side of the horizontal arc wall of second, steam can carry out the thermally equivalent to the easy hygroscopic plastics of putting into the preheating storehouse through the cooling pad, and arc circle dog passes through the connecting rod and drives the instruction and slide left in, and the longitudinal line mark on the instruction disk corresponds each other with the scale plate, and this structure has been solved and has not preheated the relatively poor and the problem that can not the audio-visual judgement pressure of leakproofness that leads to the welding face.

Description

Pistol type welding gun equipment

Technical Field

The invention relates to the technical field of welding gun equipment, in particular to pistol type welding gun equipment.

Background

The welding gun is a part for performing welding operation in the welding process, is a tool for gas welding, is shaped like a gun, and has greatly developed plastic technology in recent years, and the current plastic welding modes are probably two types: a welding method includes that hot air with high temperature is blown out by a welding gun to weld a weldment and wood; one is by adding the feedstock to the gun, melting it first, and then extruding it onto the weldment.

However, the first plastic welding method is not perfect at present, and cannot achieve the welding process that people pursue perfection, such as: when plastics are welded, the welded plastics are not preheated, some special materials such as PA, ABS, PMMA and the like are common materials with serious moisture absorption, moisture in air or a welding seam is easily absorbed during welding, so that the moisture contained in the plastic with high moisture absorption can be converted into steam to escape after being heated, bubbles appear on a welding surface, the sealing performance of the welding surface is poor, the pressure of the welding material cannot be intuitively judged during plastic welding, when the pressure is too high, the plastic welding material is extruded to two sides, the material is wasted, or the plastic welding material cannot be completely filled into the welding seam when the pressure is too low, and the hand gun type welding gun device is provided for solving the problems.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a pistol type welding gun device which has the advantages of preheating in advance and being capable of judging the pressure visually, and solves the problems that the traditional welding gun is not preheated, so that the sealing performance of a welding surface is poor and the pressure cannot be judged visually.

(II) technical scheme

In order to achieve the purposes of preheating in advance and judging the pressure visually, the invention provides the following technical scheme: the utility model provides a pistol formula welder equipment, the electric iron comprises a gun body, the lower extreme fixedly connected with handle of the rifle body, the upper end fixedly connected with preheating bin of the rifle body, the upper end of the rifle body and there is the feather key in the left side sliding connection who preheats the bin, the lower extreme fixedly connected with push rod of feather key, the inside left side fixed mounting of the rifle body has the fan, the right side of fan and be provided with the heating wire in the rifle body, the right side of heating wire and be provided with the barrel in the rifle body, the outside fixedly connected with arc circle dog of barrel, the left side of arc circle dog and in the outside fixedly connected with compression spring of barrel, one side fixedly connected with indicator disc of arc circle dog, the right-hand member fixedly connected with slider of push rod.

Preferably, the cavity has been seted up to the inside of the rifle body, and the ring channel has been seted up to the right-hand member of the rifle body, and first horizontal arc wall has been seted up to the leading flank of the rifle body, and the top of first horizontal arc wall just is provided with the scale plate on the rifle body, and the second horizontal arc wall has been seted up just in the position of feather key to the upper end of the rifle body, and the rectangular channel has been seted up just in the position of push rod to the inside of the rifle body, and the through-hole has been seted up to the vertical direction in right.

Preferably, the upper end of the preheating bin is rotatably connected with a glass cover, a heat dissipation pad is fixedly arranged inside the preheating bin, and the heat dissipation pad enables the entering heat to be uniformly filled in the preheating bin.

Preferably, the inside of barrel has seted up the outlet duct, and the outside fixed mounting of barrel has annular dog.

Preferably, the front side of the arc-shaped round stop block is fixedly connected with a connecting rod.

Preferably, the surface of the indicating disc is provided with a longitudinal line mark, and the longitudinal line mark is used for indicating the scale on the scale plate.

Preferably, the annular groove and the annular stop block are adaptive in diameter, and the annular groove can effectively protect the elasticity of the compression spring and the overlarge plastic pressure.

Preferably, the length of the second transverse arc-shaped groove is equal to the sliding length of the sliding block, and the sliding block can completely cover the through hole.

(III) advantageous effects

Compared with the prior art, the invention provides a pistol type welding gun device which has the following beneficial effects:

1. the pistol type welding gun device is characterized in that the hygroscopic plastic is placed into the preheating bin, the heating wire in the cavity is electrified to generate heat, the sliding key is moved to the left side of the second transverse arc-shaped groove, the through hole is opened at the moment, hot air generated by the heating wire enters the preheating bin through the through hole, the hot air can uniformly heat the hygroscopic plastic placed into the preheating bin through the heat dissipation pad, the heating degree in the period can be observed through the glass cover, when the heating wire is heated, the right end of the air outlet pipe is sealed by the plug (not shown in the figure), so that the heat is ensured not to be lost, the structure achieves the effect of preheating the hygroscopic plastic, and the phenomenon that the moisture contained in the hygroscopic plastic is heated to be converted into steam to be discharged due to the absorption of the moisture in the air or in a welding seam when the hygroscopic plastic is welded, and bubbles appear on a welding surface is avoided, so that the sealing of the welding surface is poor.

2. This pistol formula welder equipment, through when the welding, it removes left to drive arc circle dog through the barrel, compression spring is compressed this moment, arc circle dog passes through the connecting rod and drives the instruction and slide left in, longitudinal line mark and scale plate on the dial correspond each other, this structure can judge welding pressure's size through compression spring's elastic deformation and scale plate's cooperation, can prevent like this that the too big plastic welding material of pressure from being extruded both sides, thereby cause the waste of material, perhaps the undersize of pressure leads to in the incomplete filling of plastic welding material to the welding seam, annular dog and ring channel mutually support simultaneously, thereby protect compression spring's elasticity effectively and avoid plastic pressure too big.

Drawings

FIG. 1 is a partial sectional view of the overall front structure of the present invention;

FIG. 2 is an enlarged view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is a perspective view of a related configuration of the barrel of the present invention;

fig. 4 is a schematic view of the overall front structure of the present invention.

In the figure: 1 gun body, 101 cavity, 102 annular groove, 103 first transverse arc-shaped groove, 104 scale plate, 105 second transverse arc-shaped groove, 106 rectangular groove, 107 through hole, 2 handle, 3 preheating bin, 301 glass cover, 302 heat dissipation pad, 4 sliding key, 5 push rod, 6 fan, 7 heating metal wire, 8 gun tube, 801 air outlet pipe, 802 annular block, 9 arc-shaped block, 901 connecting rod, 10 compression spring, 11 indicating disc, 1101 longitudinal line mark and 12 sliding block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1-4, a pistol-type welding gun apparatus includes a gun body 1, a cavity 101 is formed inside the gun body 1, an annular groove 102 is formed at the right end of the gun body 1, a first transverse arc-shaped groove 103 is formed on the front side surface of the gun body 1, a scale plate 104 is arranged above the first transverse arc-shaped groove 103 and on the gun body 1, a second transverse arc-shaped groove 105 is formed at the upper end of the gun body 1 and at the position of a sliding key 4, a rectangular groove 106 is formed inside the gun body 1 and at the position of a push rod 5, and a through hole 107 is formed in the right side of the rectangular groove 106 in the vertical direction. The lower extreme fixedly connected with handle 2 of rifle body 1, the upper end fixedly connected with preheating storehouse 3 of rifle body 1, the upper end of preheating storehouse 3 is rotated and is connected with glass cover 301, and the inside fixed mounting who preheats storehouse 3 has cooling pad 302, and cooling pad 302 makes the heat that gets into evenly fill in preheating storehouse 3. The upper end of the gun body 1 is slidably connected with a sliding key 4 on the left side of the preheating bin 3, and the lower end of the sliding key 4 is fixedly connected with a push rod 5.

The inside left side fixed mounting of rifle body 1 has fan 6, and the right side of fan 6 just is provided with heating wire 7 in the rifle body 1, and heating wire 7's right side just is provided with barrel 8 in the rifle body 1, and the outlet duct 801 has been seted up to the inside of barrel 8, and the outside fixed mounting of barrel 8 has annular dog 802, and the diameter of annular groove 102 and annular dog 802 suits, and annular groove 102 can protect compression spring 10's elasticity and plastics pressure effectively too big. The outside fixedly connected with arc circle dog 9 of barrel 8, the front side fixedly connected with connecting rod 901 of arc circle dog 9. The left side of arc circle dog 9 and at the outside fixedly connected with compression spring 10 of barrel 8, one side fixedly connected with indicator panel 11 of arc circle dog 9, the surface of indicator panel 11 is provided with longitudinal line mark 1101, and longitudinal line mark 1101 is used for instructing the right-hand member fixedly connected with slider 12 of scale push rod 5 on scale plate 104, and the length of second horizontal arc wall 105 equals the gliding length of slider 12, and slider 12 can cover through-hole 107 completely.

The working principle is as follows: the pistol type welding gun device is characterized in that when the pistol type welding gun device works, the hygroscopic plastic is placed into the preheating bin 3, the heating metal wire 7 in the cavity 1 is electrified to generate heat, the sliding key 4 is moved to the left side of the second transverse arc-shaped groove 105, at the moment, the through hole 107 is opened, hot air generated by the heating metal wire 7 enters the preheating bin 3 through the through hole 107, the hot air can uniformly heat the hygroscopic plastic placed into the preheating bin 3 through the radiating pad 302, meanwhile, the time heating degree can be observed through the glass cover 301, when the heating metal wire 7 is heated, the right end of the air outlet pipe 801 is sealed by a plug (not shown in the figure), so that the heat is prevented from losing, the structure achieves the effect of preheating the hygroscopic plastic, and therefore, when the hygroscopic plastic is welded, the moisture contained in the hygroscopic plastic is prevented from being heated and being converted into steam to escape due to the moisture in the air or in a welding seam, and bubbles appear on the welding surface, so that the sealing performance of the welding surface is poor. During the welding, it removes left to drive arc circle dog 9 through barrel 8, compression spring 10 is compressed this moment, arc circle dog 9 passes through connecting rod 901 and drives indicator panel 11 and slide left in first horizontal arc wall 103, longitudinal line mark 1101 and scale 104 on the indicator panel 11 correspond each other, welding pressure's size can be judged through the elastic deformation of compression spring 10 and the cooperation of scale 104 to this structure, can prevent like this that too big plastic welding material of pressure from being extruded both sides, thereby cause the waste of material, or the undersize leads to the incomplete packing of plastic welding material to the welding seam, annular dog 802 and annular groove 102 mutually support simultaneously, thereby protect compression spring 10's elasticity effectively and avoid plastic pressure too big.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A pistol-type welding gun apparatus comprising a gun body (1), characterized in that: the preheating gun is characterized in that a handle (2) is fixedly connected to the lower end of the gun body (1), a preheating bin (3) is fixedly connected to the upper end of the gun body (1), a sliding key (4) is slidably connected to the upper end of the gun body (1) on the left side of the preheating bin (3), a push rod (5) is fixedly connected to the lower end of the sliding key (4), a fan (6) is fixedly mounted on the left side inside the gun body (1), a heating metal wire (7) is arranged on the right side of the fan (6) and inside the gun body (1), a gun barrel (8) is arranged on the right side of the heating metal wire (7) and inside the gun body (1), an arc-shaped round stop block (9) is fixedly connected to the outer side of the gun barrel (8), a compression spring (10) is fixedly connected to the left side of the arc-shaped round stop block (9) on the outer side of the gun barrel (8), an indicating disc (11) is fixedly connected;

cavity (101) have been seted up to the inside of the rifle body (1), ring channel (102) have been seted up to the right-hand member of the rifle body (1), first horizontal arc wall (103) have been seted up to the leading flank of the rifle body (1), the top of first horizontal arc wall (103) just is provided with scale plate (104) on the rifle body (1), second horizontal arc wall (105) have been seted up just in the position of feather key (4) in the upper end of the rifle body (1), rectangular channel (106) have been seted up just in the position of push rod (5) in the inside of the rifle body (1), through-hole (107) have been seted up to the vertical direction in right side of rectangular channel (106).

2. The pistol gun apparatus according to claim 1, characterized in that: the upper end of the preheating bin (3) is rotatably connected with a glass cover (301), and a heat dissipation pad (302) is fixedly arranged inside the preheating bin (3).

3. The pistol gun apparatus according to claim 1, characterized in that: an air outlet pipe (801) is arranged in the gun barrel (8), and an annular stop block (802) is fixedly arranged on the outer side of the gun barrel (8).

4. The pistol gun apparatus according to claim 1, characterized in that: the front side of the arc-shaped round stopper (9) is fixedly connected with a connecting rod (901).

5. The pistol gun apparatus according to claim 1, characterized in that: the surface of the indicating disc (11) is provided with a longitudinal line mark (1101).

6. A pistol gun apparatus according to claim 3, characterized in that: the annular groove (102) and the annular stop block (802) are adaptive in diameter.

7. The pistol gun apparatus according to claim 1, characterized in that: the length of the second transverse arc-shaped groove (105) is equal to the sliding length of the sliding block (12).