CN209477884U - Pipeline welded seam grinding head - Google Patents

Abstract

The utility model relates to welder fields, it is intended to provide pipeline welded seam grinding head, its key points of the technical solution are that including handle, one end of the handle is connected with air supply pipe, the other end is connected with rotary head, the end of the rotary head is connected with threaded rod, the hollow and one end close to the rotary head of the handle is rotatably connected to change, the threaded rod is threaded in the change, and the locking member of the relative position for fixing the change and the handle is provided between the change and the handle.The welding slag that the utility model is suitable for polishing on cleaning pipeline.

Description

Pipeline welded seam grinding head

Technical field

The utility model relates to welder fields, more specifically, it relates to pipeline welded seam grinding head.

Background technique

Pipeline, to guarantee product quality, needs to be purged every one of welding slag on pipeline, to keep away when being welded Exempt to influence welding quality.At present using pipeline welded seam grinding head in such a way that weld seam interlayer is back and forth polished, to pipeline welding slag It is cleared up.

Pipeline welded seam grinding head is the utensil of a kind of skin processing for product, processing and forming, is widely used in The industries such as Mold Making, nonstandard machine components, precision component are generally required and are matched with pneumatically polishing pen, by file head installation And polishing pen is driven, the special thread by filing head contacts generation friction with workpiece surface, realizes polishing work, pipeline welding weldering It is special using superhard material to stitch grinding head, is lost when workpiece surface is processed itself considerably less.

But operator, in polishing, the pipeline welded seam grinding head of rotation makes handle generate shaking, holds hand The hand seismaesthesia of handle is obvious, and operator needs use to remove handle of holding with a firm grip compared with great strength, is easy to produce feeling of fatigue, and job schedule becomes Slowly.

Utility model content

The purpose of the utility model is to provide pipeline welded seam grinding heads, and the distance between handle and rotary head are adjustable Section, operator can make the distance between handle and rotary head elongated during the work time, to reduce the shaking at handle position Degree, the hand seismaesthesia that operator holds handle are weakened, can be become smaller using strength, and then do not allow to be also easy to produce feeling of fatigue, operation Time can extend, and accelerate job schedule.

The above-mentioned technical purpose of the utility model has the technical scheme that pipeline welded seam is polished Head, including handle, one end of the handle are connected with air supply pipe, and the other end is connected with rotary head, and the end of the rotary head connects It is connected to threaded rod, the hollow and one end close to the rotary head of the handle is rotatably connected to change, and the threaded rod screw thread connects It connects in the change, the opposite position for fixing the change Yu the handle is provided between the change and the handle The locking member set.

By using above-mentioned technical proposal, threaded rod is provided between handle and rotary head, threaded rod, which is threadedly connected to, to be turned It is dynamic to be connected in the change of handle one end, rotate change, threaded rod is spinned advance along lines, drives rotary head connected to it It is moved together towards the direction far from handle or close to the direction of handle, it is adjustable to reach the distance between handle and rotary head Purpose, and then operator can make the distance between handle and rotary head elongated during the work time, reduce at handle position Shaking degree so that operator hold handle hand seismaesthesia weaken, become smaller using strength, it is not easy to generate feeling of fatigue, And then the activity duration can extend, and accelerate job schedule.

Preferably, the locking member includes bolt, and the jack of perforation to the handle inner is offered in the change, The bolt is threaded in the jack.

By using above-mentioned technical proposal, bolt secures the relative position of change and handle, exists to avoid operator Because shaking or other factors accidentally touch change when work, pipeline welded seam grinding head is influenced to the grinding effect of pipeline.

Preferably, the change close to the handle one side it is circumferentially arranged have a dovetails, described in the handle is corresponding The position of dovetails offers dovetail groove, and the dovetails are slidably connected in the dovetail groove.

By using above-mentioned technical proposal, dovetails play the role of limit to change, to avoid change rotation mistake Cheng Zhongyu handle is detached from, meanwhile, dovetail groove guides dovetails sliding, and the rotating effect of change is more preferable.

Preferably, the threaded rod is greater than the inner ring area of the change far from the end area of the change.

By using above-mentioned technical proposal, when threaded rod towards the direction screw close to handle to being received into handle When end, the screw thread boom end that area is greater than the inner ring area of change plays reminding effect, to tell operator to stop operating.

Preferably, it is detachably connected between the rotary head and the threaded rod.

By using above-mentioned technical proposal, rotary head can be disassembled from threaded rod, in order to repair replacement rotary head, Meanwhile threaded rod can replace various sizes of rotary head, to adapt to different pipe diameter sizes.

Preferably, the threaded rod offers threaded hole close to the end of the rotary head, and the rotary head is threadedly coupled In in the threaded hole.

By using above-mentioned technical proposal, threaded rod is threadedly coupled with rotary head, to realize that threaded rod is removable with rotary head The purpose unloaded, meanwhile, it is connected firmly between threaded rod and rotary head, it is not easy to generate loosening.

Preferably, the rotary head is tapered.

By using above-mentioned technical proposal, the rotary head of taper increases the contact surface between pipeline welding slag and rotary head Product, so that the grinding efficiency in the pipeline welded seam grinding head unit time improves.

Preferably, the side of the handle is provided with non-slip texture.

By using above-mentioned technical proposal, non-slip texture increases the coefficient of friction of handle surfaces, so that operator Frictional force between hand and handle increases, and plays anti-skidding effect, and then operator can more securely hold in operation It stops handle.

In conclusion the utility model has the following beneficial effects:

1, threaded rod is threadedly connected in change, when being threadingly advanced drive rotary head together towards far from handle direction or Person moves close to the direction of handle, and to reach the adjustable purpose of the distance between handle and rotary head, and then operator exists The distance between handle and rotary head can be made elongated in the course of work, reduce the shaking degree at handle position, make operator The hand seismaesthesia for holding handle weakens, therefore the use strength of operator becomes smaller, it is not easy to generate feeling of fatigue, the activity duration can prolong Long, job schedule is accelerated；

2, locking member secures the relative position of change and handle, to avoid operator accidentally touches change and influences pipeline Grinding effect of the welded seam grinding head to pipeline；

3, the dovetails of change bottom play position-limiting action to change, de- with handle in the course of rotation to avoid change From, meanwhile, the dovetail groove guidance dovetails sliding on handle keeps the rotating effect of change more preferable；

4, the screw thread boom end that area is greater than the inner ring area of change plays reminding effect, to store in threaded rod to handle Operator is told to stop operating when inner end；

5, rotary head and threaded rod are detachably connected, in order to repair replacement rotary head, meanwhile, threaded rod can replace difference The rotary head of size, to adapt to different pipe diameter sizes.

Detailed description of the invention

Fig. 1 is the elongation state schematic diagram of pipeline welded seam grinding head；

Fig. 2 is the structural schematic diagram of pipeline welded seam grinding head；

Fig. 3 is the relation schematic diagram of change and handle；

Fig. 4 is the shortening status diagram of pipeline welded seam grinding head.

In figure: 1, air supply pipe；2, handle；3, rotary head；4, threaded rod；5, change；6, bolt；7, jack；8, dovetails； 9, dovetail groove；10, threaded hole；11, non-slip texture.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

It referring to Fig.1, is pipeline welded seam grinding head disclosed by the utility model, including hollow handle 2, handle 2 One end is removably connected with air supply pipe 1, and the other end is rotatably connected to change 5, and 5 internal screw thread of change is connected with threaded rod 4, threaded rod 4 one end far from change 5 are equipped with rotary head 3.

Referring to Fig. 2, threaded rod 4 offers threaded hole 10 close to one end of rotary head 3, and rotary head 3 is threadedly connected to screw thread In hole 10, threaded rod 4 and rotary head 3 are detachable, are conveniently replaceable maintenance rotary head 3, meanwhile, connect between threaded rod 4 and rotary head 3 It connects securely, it is not easy to generate loosening.

Rotary head 3 is tapered, to increase the contact area between pipeline welding slag and rotary head 3, beats pipeline welded seam Grinding efficiency in the bistrique unit time improves.

Area of the threaded rod 4 close to one end of rotary head 3 is greater than the area of the inner ring of change 5, in threaded rod 4 towards close Reminding effect is played when the direction screw of handle 2 to the inner end for being received into handle 2, tells operator stops operating to turn Ring 5.

Referring to Fig. 2 and Fig. 3, perforation is offered in change 5 to the jack 7 inside handle 2,7 internal screw thread of jack is connected with slotting Pin 6, bolt 6 forms locking member, with the relative position for fixing change 5 Yu handle 2, avoid operator at work because It shakes or other factors accidentally touches change 5, influence pipeline welded seam grinding head to the grinding effect of pipeline.

Change 5 is circumferentially fixed with dovetails 8 close to the one side of handle 2, and 2 end of handle corresponds to the position edge of dovetails 8 Its circumferential direction offers dovetail groove 9, and dovetails 8 are slidably connected in dovetail groove 9, and dovetail groove 9 plays the role of limit to change 5, It slides dovetails 8 along dovetail groove 9, change 5 is avoided to be detached from handle 2 in rotation, meanwhile, dovetail groove 9 play the guiding role, guidance Dovetails 8 are slided, and then the rotating effect of change 5 is more preferable.

It is circumferentially spaced on the side of the one end of handle 2 far from change 5 to be provided with non-slip texture 11, to increase operator Hand and handle 2 between frictional force, play anti-skidding effect.

The implementation principle of the present embodiment are as follows: operator rotates bolt 6, separate bolt 6 with change 5 before polishing, turns Ring 5 unlocks.

Change 5 is rotated, dovetail groove 9 of the dovetails 8 on handle 2 in rotation slides, and the drive of change 5, which is threaded in, to be turned Threaded rod 4 on ring 5 rotates, and keeps the relative distance between rotary head 3 and handle 2 elongated.

Until change 5 is located at threaded rod 4 close to the end position of handle 2, stop operating change 5, makes bolt 6 and change 5 On jack 7 it is mating and rotate bolt 6, so that bolt 6 is pushed against handle 2.

Holding is stopped handle 2, and hand is contacted with the non-slip texture 11 on handle 2 at this time, is started pipeline welded seam grinding head, is made Rotary head 3 rotates, and the rotary head 3 of rotation is abutted with the welding slag on pipeline, cleared up welding slag, and then at 2 position of handle Shaking degree reduces, and the hand seismaesthesia that operator holds handle 2 weakens, therefore the use strength of operator becomes smaller, it is not easy to Feeling of fatigue is generated, the activity duration can extend, and job schedule is accelerated.

When welding slag cleans out, closing pipeline welded seam grinding head makes rotary head 3 stop operating.

Bolt 6 is rotated, separates bolt 6 with change 5, change 5 unlocks.

Change 5 is rotated, dovetail groove 9 of the dovetails 8 on handle 2 in rotation slides, and threaded rod 4 moves in a straight line, with The relative distance between rotary head 3 and handle 2 is set to shorten.

Until threaded rod 4 is abutted close to one end of rotary head 3 with change 5, stop operating change 5, makes bolt 6 and change 5 On jack 7 it is mating, rotate bolt 6, until bolt 6 push against handle 2, pipeline welded seam grinding head is stored.

The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical Within novel protection scope.

Claims (8)

1. one end of pipeline welded seam grinding head, including handle (2), the handle (2) is connected with air supply pipe (1), the other end Be connected with rotary head (3), it is characterized in that: the end of the rotary head (3) is connected with threaded rod (4), the handle (2) it is hollow and One end close to the rotary head (3) is rotatably connected to change (5), and the threaded rod (4) is threaded in the change (5) It is interior, the opposite position for fixing the change (5) Yu the handle (2) is provided between the change (5) and the handle (2) The locking member set.

2. pipeline welded seam grinding head according to claim 1, it is characterized in that: the locking member includes bolt (6), The perforation jack (7) internal to the handle (2) is offered on the change (5), the bolt (6) is threaded in described insert In hole (7).

3. pipeline welded seam grinding head according to claim 1, it is characterized in that: the change (5) is close to the handle (2) one side is circumferentially arranged to be had dovetails (8), and the position of the corresponding dovetails (8) of the handle (2) offers dovetail groove (9), the dovetails (8) are slidably connected in the dovetail groove (9).

4. pipeline welded seam grinding head according to claim 1, it is characterized in that: the threaded rod (4) turns far from described The end area of ring (5) is greater than the inner ring area of the change (5).

5. pipeline welded seam grinding head according to claim 1, it is characterized in that: the rotary head (3) and the screw thread Bar is detachably connected between (4).

6. pipeline welded seam grinding head according to claim 5, it is characterized in that: the threaded rod (4) turns close to described The end of dynamic head (3) offers threaded hole (10), and the rotary head (3) is threadedly connected in the threaded hole (10).

7. pipeline welded seam grinding head according to claim 1, it is characterized in that: the rotary head (3) is tapered.

8. pipeline welded seam grinding head according to claim 1, it is characterized in that: the side of the handle (2) is provided with Non-slip texture (11).