CN210549128U

CN210549128U - Ceramic ring anchor clamps that can self-adaptation adjusts

Info

Publication number: CN210549128U
Application number: CN201920965170.1U
Authority: CN
Inventors: 胡长建; 邓显红
Original assignee: Zhejiang Shangshi Automatic Welding Technology Co ltd
Current assignee: Zhejiang Shangshi Automatic Welding Technology Co ltd
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-05-19
Anticipated expiration: 2029-06-25

Abstract

The utility model discloses a ceramic ring clamp capable of self-adaptive adjustment, which comprises a fixed seat and two arc ceramic ring chucks oppositely arranged, wherein the center of the fixed seat is provided with a perforation for a welding nail chuck to pass through, and the side part of the fixed seat is provided with a mounting hole for mounting a ceramic ring clamp supporting rod; each arc porcelain ring chuck is fixedly connected with a connecting arm, the two connecting arms are oppositely arranged at the two sides of the fixing seat, the upper end of each connecting arm is rotatably connected with the fixing seat, and two tension springs which are symmetrical front and back are arranged between the two connecting arms. The utility model discloses not only can realize the self-adaptation regulatory function of this porcelain ring anchor clamps, can satisfy the double-screw bolt welding demand of planting the intensive welding nail occasion of welding moreover, still can realize the change of the porcelain ring of different size specifications and use in addition, have simple structure, use a great deal of advantages such as convenient and nimble.

Description

Ceramic ring anchor clamps that can self-adaptation adjusts

Technical Field

The utility model relates to a porcelain ring anchor clamps specifically are porcelain ring anchor clamps that relate to an ability self-adaptation is adjusted belongs to double-screw bolt welding machine technical field.

Background

With the popularization and application of a large number of steel structures, stud welding is also widely applied. The arc stud welding uses welding arc as heat source, uses porcelain ring as protection measure, uses stud itself as electrode, and uses the welding arc to stably burn between stud and weldment (plate or pipe fitting), after the welding zone of weldment is heated to form molten pool and the end of stud is formed into molten layer, the stud is pressed by welding gun to make the liquid metal be extruded into forming groove of porcelain ring so as to form the high-speed implantation welding method of joint. According to incomplete statistics, tens of thousands or even hundreds of thousands of welding nails are generally required to be welded on a high-rise building or a bridge, the heavy welding task can be performed on site only by manpower at present, the welding efficiency is low, and the physical health of welding workers can be seriously influenced, so that how to ensure the welding quality, improve the welding efficiency and reduce the labor intensity of the welding workers is one of the problems which are urgently needed to be solved in the field.

In addition, the stud welding gun for realizing the arc stud welding operation generally comprises a porcelain ring clamp for clamping and positioning the porcelain ring, however, the existing porcelain ring clamp is usually a pressing plate provided with a clamping groove, the pressing plate is fixed at the lower ends of two supporting rods, the support rods are respectively fixed on two sides of the welding gun shell, when the stud welding operation is carried out, the welding gun is manually pressed down, so that the clamping groove on the pressing plate is clamped on the porcelain ring, after welding, the pressure plate is separated from the porcelain ring by the portable welding gun, in order to ensure that the pressure plate can be lifted smoothly and can not be blocked by the implanted welding nail head, therefore, the porcelain ring clamp can only be applied to the welding occasions that the distance between adjacent welding nail heads to be implanted and welded is larger than the width of the pressure plate, at present, in order to ensure the connection strength of the steel structure building, intensive welding nails need to be planted and welded on the floor support plate, the distance between adjacent welding nail heads is small, so that the existing porcelain ring clamp can not meet the use requirement.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned problem and the demand that prior art exists, the utility model aims at providing a simple structure, convenient operation, can guarantee welding quality, have the porcelain ring anchor clamps of self-adaptation regulatory function again to satisfy the double-screw bolt welding demand that needs plant the intensive welding nail occasion of welding.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a ceramic ring clamp capable of being adjusted in a self-adaptive mode comprises a fixed seat, wherein a through hole for a welding nail chuck to penetrate through is formed in the center of the fixed seat, and a mounting hole for mounting a ceramic ring clamp supporting rod is formed in the side portion of the fixed seat; the method is characterized in that: still include the arc porcelain ring chuck of two settings in opposite directions, each arc porcelain ring chuck and a linking arm fixed connection, two linking arms set up the both sides portion at the fixing base relatively, and are connected for rotating between the upper end of every linking arm and the fixing base, are equipped with two extension springs of longitudinal symmetry between two linking arms.

The utility model provides an implementation scheme, the upper end of arc porcelain ring chuck is equipped with the fixed arm, be detachable fixed connection between fixed arm and linking arm.

According to a preferable scheme, the fixed arm is connected with the connecting arm through a screw, so that arc-shaped ceramic ring chucks with different sizes and specifications can be detached and replaced conveniently.

Further preferred scheme, an inward bevel is formed between the connecting part of the connecting arm and the fixed arm and the upper part of the connecting arm, and the bevel is an obtuse angle.

In a further preferred scheme, the inner wall of the arc-shaped ceramic ring chuck is sequentially provided with a guiding-in inclined plane, a positioning plane and a guiding-out inclined plane from bottom to top, and a boss is formed between the positioning plane and the guiding-out inclined plane.

In a further preferred embodiment, the guiding-in inclined plane is inclined upwards from outside to inside, the positioning plane is a right angle, and the guiding-out inclined plane is inclined upwards from inside to outside.

according to the implementation scheme, the upper end of the connecting arm is provided with an Г -shaped connecting lug, the side part of the fixing seat is provided with a reverse L-shaped connecting lug, and two side arms of the U-shaped connecting lug are connected with the transverse arm of the reverse L-shaped connecting lug through a pin shaft.

According to a preferable scheme, the opening width of the U-shaped connecting lug is matched with the width of the transverse arm, the opening depth of the U-shaped connecting lug is larger than the height of the transverse arm, and the width of a side arm of the U-shaped connecting lug is smaller than the length of the transverse arm, so that a rotating space for the connecting arm to expand outwards is formed.

in a further preferable scheme, the longitudinal arm of the Г -shaped connecting lug protrudes below the bottom arm of the U-shaped connecting lug, and the limiting effect on the rotating position of the connecting arm can be achieved through the blocking effect of the longitudinal arm of the Г -shaped connecting lug on the bottom arm of the U-shaped connecting lug.

According to the embodiment, the left side part and the right side part of the connecting arm extend to form arc-shaped fixing arms, and the tension springs are connected to the two arc-shaped fixing arms on the same side.

The utility model provides a preferred scheme, the fixing base is the boss shape, and including little cylinder and big cylinder, the upper end of linking arm is rotated and is connected the lateral part at little cylinder, leaves the running clearance between the top of linking arm and the bottom surface of big cylinder.

Compared with the prior art, the utility model discloses following beneficial technological effect has:

the utility model provides a porcelain ring clamp, which is provided with two arc-shaped porcelain ring chucks symmetrically, and the arc-shaped porcelain ring chucks are fixed on connecting arms which can be expanded and rebounded outwards, thereby realizing the self-adaptive adjustment function of the porcelain ring clamp; particularly, the main body of the porcelain ring clamp is in a through hole shape, and the blocked area is small, so that the main body is very favorable for avoiding the blocking of adjacent welding nails and meeting the stud welding requirement of the occasion of welding dense welding nails; in addition, the utility model can realize the replacement and use of ceramic rings with different sizes and specifications, and has the advantages of simple structure, convenient and flexible use and the like; therefore, compared with the prior art, the utility model, have apparent progress and practical value.

Drawings

Fig. 1 is a schematic front view of a ceramic ring fixture capable of self-adaptive adjustment according to an embodiment;

FIG. 2 is a schematic side view of an embodiment of a self-adaptive adjustable porcelain ring clamp;

FIG. 3 is a schematic structural diagram of a fixing base according to an embodiment;

FIG. 4 is a schematic structural diagram of a connecting arm provided by the embodiment;

fig. 5 is a schematic structural diagram of an arc-shaped porcelain ring chuck provided by an embodiment.

the numbers in the drawing indicate that 1, a fixed seat, 11, a small column, 12, a large column, 13, Г -shaped connecting lug, 131, a transverse arm, 132, a longitudinal arm, 14, a rotating gap, 15, a perforation, 16, a mounting hole, 2, a connecting arm, 21, a U-shaped connecting lug, 211, a side arm, 212, a bottom arm, 22, an arc-shaped fixing arm, 23, a folded angle, 3, a tension spring, 4, an arc-shaped porcelain ring chuck, 41, a fixing arm, 42, a lead-in inclined plane, 43, a positioning plane, 44, a lead-out inclined plane, 45, a boss and 5, and a pin shaft.

Detailed Description

The technical solution of the present invention will be described in further detail with reference to the accompanying drawings and embodiments.

Examples

Please refer to fig. 1 and fig. 2: the porcelain ring anchor clamps that can self-adaptation regulation that this embodiment provided, including fixing base 1, set up two linking arms 2 in fixing base 1 both sides relatively, the front and back symmetry sets up two extension springs 3 between two linking arms 2 and fix two arc porcelain ring chucks 4 that set up in opposite directions on two linking arms 2.

referring to fig. 1 and 3, the fixing base 1 in this embodiment is in a boss shape, and includes a small column 11 and a large column 12, two Г -shaped connecting lugs 13 are symmetrically disposed on a side of the small column 11, a rotating gap 14 is left between a top end of the connecting arm 2 and a bottom surface of the large column 12, a through hole 15 for a welding nail chuck (not shown) to pass through is disposed in a center of the fixing base 1, and a mounting hole 16 for mounting a porcelain ring clamp support rod (not shown) is disposed on a side of the large column 12.

referring to fig. 1, 2 and 4, in this embodiment, a U-shaped engaging lug 21 is disposed at an upper end of the connecting arm 2, two side arms 211 of the U-shaped engaging lug 21 are connected to a transverse arm 131 of an Г -shaped engaging lug 13 by a pin 5, an opening width of the U-shaped engaging lug 21 is adapted to a width of the transverse arm 131, an opening depth of the U-shaped engaging lug 21 is greater than a height of the transverse arm 131, and a width of a side arm 211 of the U-shaped engaging lug 21 is smaller than a length of the transverse arm 131, so that a rotation space facilitating outward expansion of the connecting arm 2 is designed, in addition, a longitudinal arm 132 of the r-shaped engaging lug 13 protrudes below a bottom arm 212 of the U-shaped engaging lug 21, and a blocking effect of the bottom arm 212 of the U-shaped engaging lug 21 by a longitudinal arm 132 of the r-shaped engaging lug 13 can play a limiting effect on a rotation position of the connecting arm 2, and a left and right side portions of the arc-shaped connecting arm 2 are extended with fixing arms 22 (the fixing arms 22 can be integrally connected to the connecting arm 2 or fixedly connected by a separate tension spring 3), and when two ends of the arc-shaped connecting arm 2 are located at the same side, the two ends of the arc-shaped connecting arm 2 can be automatically restored by.

Please refer to fig. 1 and fig. 5: the upper end of arc porcelain ring chuck 4 is equipped with fixed arm 41, be detachable fixed connection between fixed arm 41 and linking arm 2, preferably adopt the screw connection to the arc porcelain ring chuck of different specifications is changed in the dismantlement, in order to satisfy the welding nail requirement of welding different dimensions.

An inward bevel 23 is formed between the connecting part of the connecting arm 2 and the fixing arm 41 and the upper part of the connecting arm 2, and the bevel 23 is an obtuse angle. Through the size of designing this dog-ear 23, can confirm the interval size between two arc porcelain ring chucks 4, thereby can confirm the porcelain ring size specification that porcelain ring anchor clamps are applicable, promptly: the smaller the dog-ear 23, the smaller the applicable porcelain ring size.

In addition, the inner wall of the arc-shaped ceramic ring chuck 4 is sequentially provided with a guiding-in inclined plane 42, a positioning plane 43 and a guiding-out inclined plane 44 from bottom to top, a boss 45 is formed between the positioning plane 43 and the guiding-out inclined plane 44, the guiding-in inclined plane 42 is inclined from outside to inside upwards, the positioning plane 43 is a right angle, and the guiding-out inclined plane 44 is inclined from inside to outside upwards. The design can ensure the accurate alignment of the welding nail chuck and the welding nail head and the coaxiality of the welding nail and the ceramic ring, and can ensure the consistency of welding quality.

In summary, the two arc-shaped porcelain ring chucks 4 arranged oppositely are fixed on the connecting arm 2 which can be expanded outwards to rotate and reset, so that the self-adaptive adjustment function of the porcelain ring clamp can be realized; particularly, the main body of the porcelain ring clamp is in a through hole shape, and the blocked area is small, so that the main body is very favorable for avoiding the blocking of adjacent welding nails, and can meet the stud welding requirement of the occasion of welding dense welding nails; in addition, the utility model can realize the replacement and use of ceramic rings with different sizes and specifications, and has the advantages of simple structure, convenient and flexible use and the like; therefore, compared with the prior art, the utility model, have apparent progress and practical value.

It is finally necessary to point out here: the above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.

Claims

1. A ceramic ring clamp capable of being adjusted in a self-adaptive mode comprises a fixed seat, wherein a through hole for a welding nail chuck to penetrate through is formed in the center of the fixed seat, and a mounting hole for mounting a ceramic ring clamp supporting rod is formed in the side portion of the fixed seat; the method is characterized in that: still include the arc porcelain ring chuck of two settings in opposite directions, each arc porcelain ring chuck and a linking arm fixed connection, two linking arms set up the both sides portion at the fixing base relatively, and are connected for rotating between the upper end of every linking arm and the fixing base, are equipped with two extension springs of longitudinal symmetry between two linking arms.

2. The adaptively adjustable porcelain ring clamp of claim 1, wherein: the upper end of arc porcelain ring chuck is equipped with the fixed arm, be detachable fixed connection between fixed arm and linking arm.

3. The adaptively adjustable porcelain ring clamp of claim 2, wherein: an inward bevel is formed between the connecting part of the connecting arm and the fixed arm and the upper part of the connecting arm, and the bevel is an obtuse angle.

4. An adaptively adjustable porcelain ring clamp as claimed in claim 1 or 2, wherein: the inner wall of the arc-shaped ceramic ring chuck is sequentially provided with a guiding-in inclined plane, a positioning plane and a guiding-out inclined plane from bottom to top, and a boss is formed between the positioning plane and the guiding-out inclined plane.

5. The adaptively adjustable porcelain ring clamp of claim 4, wherein: the leading-in inclined plane inclines upwards from outside to inside, the positioning surface is a right angle, and the leading-out inclined plane inclines upwards from inside to outside.

6. the porcelain ring clamp capable of realizing self-adaptive adjustment according to claim 1 is characterized in that a U-shaped connecting lug is arranged at the upper end of the connecting arm, an Г -shaped connecting lug is arranged at the side part of the fixing seat, and two side arms of the U-shaped connecting lug are connected with a transverse arm of the reverse L-shaped connecting lug through a pin shaft.

7. The adaptively adjustable porcelain ring clamp of claim 6, wherein: the opening width of the U-shaped connecting lug is matched with the width of the transverse arm, the opening depth of the U-shaped connecting lug is larger than the height of the transverse arm, and the width of a side arm of the U-shaped connecting lug is smaller than the length of the transverse arm.

8. the adaptively adjustable porcelain ring clamp as recited in claim 6, wherein the longitudinal arm of the Г -shaped engaging lug protrudes below the bottom arm of the U-shaped engaging lug.

9. The adaptively adjustable porcelain ring clamp of claim 1, wherein: the left side part and the right side part of the connecting arm extend to form arc-shaped fixed arms, and the tension springs are connected to the two arc-shaped fixed arms positioned on the same side.

10. The adaptively adjustable porcelain ring clamp of claim 1, wherein: the fixing seat is in a boss shape and comprises a small column body and a large column body, the upper end of the connecting arm is rotatably connected to the side portion of the small column body, and a rotating gap is reserved between the top end of the connecting arm and the bottom surface of the large column body.