Gun drill welding fixture

Abstract

The utility model discloses a gun drill welding fixture which comprises a welding fixture body, the welding fixture body comprises a base and a heating pipe groove, and the heating pipe groove is formed in the position, close to the middle, of one end of the base; the supporting assembly comprises a movable groove, a fixing plate, a hand wheel, a threaded rod, an iron wedge and a second V-shaped block, the movable groove is formed in the middle of the upper surface of the base and communicates with the heating pipe groove, the fixing plate is fixed to the side edge of the base, the threaded rod is in threaded connection with the middle of the fixing plate and penetrates through and is rotationally connected to the side edge of the base, and the hand wheel fixes one end of the threaded rod. The other end of the threaded rod is rotationally connected to the middle of the side edge of the wedge, and the second V-shaped block is placed in the movable groove. The utility model relates to a welding fixture, and aims to solve the problems that the adjustment (center height of a handle and a blade) of the conventional welding fixture is positioned below a heating pipe and on the lower surface of a base, the operation is very inconvenient, and the conventional welding fixture is too close to the heating pipe (a copper pipe) and cannot be used and replaced due to deformation caused by long-term use.

Description

TECHNICAL FIELD

[0001] The utility model relates to gun drill welding technical field, especially a kind of gun drill welding fixture. BACKGROUND

[0002] Gun drill welding fixture is a kind of special tool or equipment for fixing and positioning gun drill parts to facilitate welding operation.

[0003] The adjusting (handle, blade center height) position of existing welding fixture is located below heating pipe, the lower surface position of base, and it is very inconvenient to operate, and it is too close to heating pipe (copper pipe), and it is deformed by heat for long-term use and cannot be used and replaced now. Therefore, a gun drill welding fixture is needed to solve the above problems. SUMMARY

[0004] The utility model aims at providing a kind of gun drill welding fixture to solve the problem that the adjusting (handle, blade center height) position of existing welding fixture is located below heating pipe, the lower surface position of base, and it is very inconvenient to operate, and it is too close to heating pipe (copper pipe), and it is deformed by heat for long-term use and cannot be used and replaced now.

[0005] To solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model is a kind of gun drill welding fixture, comprising:

[0007] Welding fixture, the welding fixture includes base and heating pipe slot, the heating pipe slot is opened in the middle of one end of base near;

[0008] Supporting assembly, the supporting assembly includes movable slot, fixed plate, hand wheel, threaded rod, wedge and second V-shaped block, the movable slot is opened in the middle of base upper surface, and is communicated with heating pipe slot, fixed plate is fixed in the side of base, threaded rod is screwed in the middle of fixed plate, and is connected in the side of base and rotates by penetrating, hand wheel is fixed one end of threaded rod, threaded rod other end is rotatably connected in the middle of the side of wedge, second V-shaped block is placed in movable slot.

[0009] Further, the supporting assembly further includes handle, and the handle one end is fixed in hand wheel.

[0010] Further, the wedge is located in movable slot, and is movably connected in the lower end of second V-shaped block.

[0011] Further, the lower end of second V-shaped block and the upper end of wedge are inclined surface, and the two are adhered.

[0012] Further, the welding fixture further comprises a support column, a cover plate, a pressing mechanism and a first V-shaped block, one end of the support column is fixed on the upper surface of the base, one end of the cover plate is fixed on the top end of the support column, the pressing mechanism is fixed on the other end of the cover plate, and the first V-shaped block is fixed in the groove at one end of the base and located directly below the cover plate.

[0013] Further, the stable assembly further comprises a handle, and the handle is fixed on the upper surface of the pressing plate.

[0014] Further, the stable assembly further comprises a handle, and the handle is fixed on the upper surface of the pressing plate.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] First, the utility model is characterized in that the gun drill blade to be welded is placed on the first V-shaped block through the support assembly, and the handle part is placed on the second V-shaped block, the handle part is adjusted to be in the center alignment with the blade part by rotating the wheel handle at the side of the base to drive the hand wheel to rotate and then drive the threaded rod to rotate around the fixed plate, so that the wedge at the other end of the threaded rod moves in the movable groove, the position of the wedge in contact with the inclined surface of the second V-shaped block changes, the height of the second V-shaped block changes, and the position of the handle part above the second V-shaped block is adjusted, so that the handle part and the blade part are in the center alignment, and the welding is facilitated.

[0017] Second, the utility model is characterized in that the handle is pulled to drive the pressing plate to move upwards along the screw rod, and then the compression spring is contracted, the handle part of the gun drill is placed on the second V-shaped block, the handle is released, the compression spring is stretched, the pressing plate is pressed on the handle part, and then the welding operation is performed. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0019] Fig. 1 It is the whole structure first visual angle schematic view of the utility model;

[0020] Fig. 2 It is the whole structure second visual angle schematic view of the utility model;

[0021] Fig. 3 It is the whole structure side view of the utility model.

[0022] In the drawing, the component list represented by each sign is as follows:

[0023] 10, base; 11, support column; 12, cover plate; 13, pressing mechanism; 14, first V-shaped block; 15, heating pipe groove; 20, movable groove; 21, fixed plate; 22, hand wheel; 23, wheel handle; 24, threaded rod; 25, wedge; 26, second V-shaped block; 30, screw rod; 31, cross bar; 32, compression spring; 33, handle; 34, pressing plate. DETAILED DESCRIPTION

[0024] In order to make the above-mentioned purpose, features and advantages of the utility model more obvious and easy to understand, the specific embodiments of the utility model will be described in detail below with reference to the drawings.

[0025] In the following description, a lot of specific details are set forth in order to give a thorough understanding of the utility model, but the utility model can also be implemented in other ways different from the description herein, and those skilled in the art can make similar generalization without departing from the connotation of the utility model, therefore the utility model is not limited by the specific embodiments disclosed below.

[0026] In order to make the purpose, technical scheme and advantages of the utility model more clear, the embodiments of the utility model will be further described in detail below with reference to the drawings.

[0027] Please refer to Figs. 1-3 The embodiment is a gun drill welding fixture, which comprises:

[0028] The welding fixture comprises a base 10 and a heating pipe groove 15, and the heating pipe groove 15 is arranged at one end of the base 10 close to the middle part;

[0029] The welding fixture further comprises a support column 11, a cover plate 12, a pressing mechanism 13 and a first V-shaped block 14, the lower end of the support column 11 is fixed to one end of the upper surface of the base 10, one end of the cover plate 12 is fixed to the top end of the support column 11, the pressing mechanism 13 is fixed to the other end of the cover plate 12, and the first V-shaped block 14 is fixed in the groove at one end of the base 10 and located directly below the cover plate 12;

[0030] The base 10, the support column 11 and the cover plate 12 support, a part of the pressing mechanism 13 is fixed on the cover plate 12, the pressing block in the pressing mechanism 13 can be adjusted position up and down, in order to press the product to be welded, the first V-shaped block 14 is used for placing the gun drill blade part, the heating pipe slot 15 is used for placing the heating pipe inside, and the heating pipe is connected with the external heating mechanism, and the heating pipe is used for preheating the welding workpiece.

[0031] The support assembly comprises a movable slot 20, a fixed plate 21, a hand wheel 22, a threaded rod 24, a wedge 25 and a second V-shaped block 26, the movable slot 20 is opened in the middle of the upper surface of the base 10 and is communicated with the heating pipe slot 15, the fixed plate 21 is fixed on the side of the base 10, the threaded rod 24 is screwed in the middle of the fixed plate 21 and is connected with the side of the base 10 through rotation, the hand wheel 22 is fixed on one end of the threaded rod 24, the other end of the threaded rod 24 is rotatably connected with the middle of the side of the wedge 25, and the second V-shaped block 26 is placed in the movable slot 20.

[0032] The support assembly further comprises a handle 23, one end of the handle 23 is fixed on the hand wheel 22.

[0033] The wedge 25 is located in the movable slot 20 and is movably connected with the lower end of the second V-shaped block 26.

[0034] The lower end of the second V-shaped block 26 and the upper end of the wedge 25 are inclined surfaces and are in contact with each other.

[0035] The movable slot 20 facilitates the movement of the second V-shaped block 26 and the wedge 25, the fixed plate 21 supports, the hand wheel 22 supports, the handle 23 facilitates the hand operation of the hand wheel 22, the threaded rod 24 connects and adjusts, by adjusting the position of the wedge 25, the contact position of the wedge 25 with the inclined surface below the second V-shaped block 26 changes, and thus the height of the second V-shaped block 26 changes.

[0036] Working principle:

[0037] The gun drill blade part to be welded is placed on the first V-shaped block 14 and is pressed by the pressing mechanism 13, the handle part is placed on the second V-shaped block 26, the handle 23 on the side of the base 10 is rotated to drive the hand wheel 22 to rotate, and thus the threaded rod 24 rotates around the fixed plate 21, the wedge 25 on the other end of the threaded rod 24 moves in the movable slot 20, the contact position of the wedge 25 with the inclined surface of the second V-shaped block 26 changes, the height of the second V-shaped block 26 changes, and thus the position of the gun drill handle part above the second V-shaped block 26 is adjusted, the handle part and the blade part are aligned, and the welding is facilitated.

[0038] This step, on the one hand, moves the height adjustment position from below the heating pipe to the side of the base 10, away from the heating pipe, delays the fixture temperature rise time during welding, reduces the fixture temperature during welding, and reduces the variation probability of the adjustment structure, on the other hand, the second V-shaped block 26 is convenient to move up and down, which avoids lifting the handle during welding of large specifications, makes it suspended welding, and causes artificial errors.

[0039] Please refer to Figs. 1-3 The embodiment is based on the above-mentioned embodiment, and further comprises:

[0040] The stabilizing assembly comprises a screw rod 30, a cross rod 31, a compression spring 32 and a pressing plate 34, the lower end of the screw rod 30 is fixed on the upper surface of the base 10, the cross rod 31 is fixed at the upper end of the two screw rods 30, the pressing plate 34 is movably connected to the screw rod 30, the compression spring 32 is sleeved on the screw rod 30, and the upper end is fixed on the lower surface of the cross rod 31, and the lower end is fixed on the upper surface of the pressing plate 34;

[0041] The stabilizing assembly further comprises a handle 33, and the lower end of the handle 33 is fixed on the upper surface of the pressing plate 34;

[0042] The screw rod 30 serves as a support, the cross rod 31 serves as a connection and reinforcement, the compression spring 32 has an extension function, the handle 33 facilitates the hand operation of the pressing plate 34, and the pressing plate 34 serves as a connection and is used for pressing the product to be welded.

[0043] Working principle:

[0044] Pulling the handle 33 drives the pressing plate 34 to move upwards along the screw rod 30, and then the compression spring 32 is contracted, the gun drill handle is placed on the second V-shaped block 26, the handle 33 is released, the compression spring 32 is stretched, and the pressing plate 34 is pressed on the handle, and then welding operation is performed.

[0045] This step can avoid the shaking of the handle during the adjustment of the second V-shaped block 26, and saves the hand pressing operation.

[0046] In the description of the present application, it should be further pointed out that, unless otherwise specified and limited, the terms "arrangement", "installation", "connection", "connection" should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or indirectly connected through an intermediate medium, and it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0047] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application have been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. A gun drill welding fixture characterized by, The utility model provides a welding fixture, which comprises a base (10) and a heating pipe groove (15) opened at one end of the base (10) near the middle part. The support assembly comprises a movable groove (20), a fixed plate (21), a hand wheel (22), a threaded rod (24), a wedge (25) and a second V-shaped block (26), the movable groove (20) is opened in the middle part of the upper surface of the base (10) and communicates with the heating pipe groove (15), the fixed plate (21) is fixed on the side edge of the base (10), the threaded rod (24) is screwed in the middle part of the fixed plate (21) and is rotatably connected to the side edge of the base (10), the hand wheel (22) is fixed on one end of the threaded rod (24), and the other end of the threaded rod (24) is rotatably connected to the middle part of the side edge of the wedge (25), and the second V-shaped block (26) is placed in the movable groove (20). The support assembly further comprises a handle (23) fixed on one end of the hand wheel (22).

2. A gun-drill welding fixture according to claim 1, characterised in that, The wedge (25) is located in the movable groove (20) and movably connected to the lower end of the second V-shaped block (26).

3. A gun-drill welding fixture according to claim 1, wherein The lower end of the second V-shaped block (26) and the upper end of the wedge (25) are inclined surfaces and are in close contact with each other.

4. A gun-drill welding fixture according to claim 1, wherein The welding fixture further comprises a support column (11), a cover plate (12), a pressing mechanism (13) and a first V-shaped block (14), the lower end of the support column (11) is fixed on one end of the upper surface of the base (10), one end of the cover plate (12) is fixed on the top end of the support column (11), the pressing mechanism (13) is fixed on the other end of the cover plate (12), and the first V-shaped block (14) is fixed in the groove on one end of the base (10) and located directly below the cover plate (12).

5. A gun-drill welding fixture according to claim 1, wherein The utility model further comprises a stabilizing assembly, which comprises a screw rod (30), a cross rod (31), a compression spring (32) and a pressing plate (34), the lower end of the screw rod (30) is fixed on the upper surface of the base (10) at both ends, the cross rod (31) is fixed on the upper end of the two screw rods (30) at both ends, the pressing plate (34) is movably connected to the screw rod (30), the compression spring (32) is sleeved on the screw rod (30) and has the upper end fixed on the lower surface of the cross rod (31) and the lower end fixed on the upper surface of the pressing plate (34).

6. A gun-drill welding fixture according to claim 1, wherein The stabilizing assembly further comprises a handle (33) fixed on the upper surface of the pressing plate (34) in the middle part.

7. A gun-drill welding fixture according to claim 6, wherein ​

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