Tool mechanism for sand blasting of thin-wall pipe fitting

Abstract

The utility model provides a tooling mechanism for sand blasting of thin-wall pipe fittings, which comprises a revolving turntable, self-rotating supporting seats are uniformly distributed on the turntable along the circumferential direction, pipe fitting positioning tooling is arranged on the supporting seats, the pipe fitting positioning tooling comprises a bottom plate, the lower end of the bottom plate is connected with the supporting seats, and a lower protective sleeve is arranged at the upper end of the bottom plate. A vertical supporting frame is arranged on the outer side of the lower protective sleeve, an upper protective sleeve sliding vertically is arranged at the upper end of the supporting frame, and the upper protective sleeve and the lower protective sleeve are coaxially arranged. According to the utility model, vertical supporting and positioning of the large-length-diameter-ratio thin-wall pipe fitting are realized, internal and external sand blasting can be carried out simultaneously, and the sand blasting efficiency is improved; and meanwhile, the upper and lower protective sleeves also protect internal threads at the ends of the thin-wall pipe fittings, and damage caused by sand blasting is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to sand blasting equipment technical field especially points to a kind of tooling mechanism for thin-walled pipe fitting sand blasting. BACKGROUND

[0002] Large slenderness ratio thin-walled pipe fitting needs to be carried out sand blasting treatment before coating, purpose is to increase roughness, to increase coating and substrate surface contact area, enhance coating and substrate surface bonding force. Tubular thin-walled inner wall and outer wall need to be sand blasted, if sand blasting is completed manually, it is long to spend time, and work efficiency is low. And existing automatic sand blasting machine, such as CN110216594B, CN213647201U etc., tooling arranged on rotating disc is not suitable for the support positioning of large slenderness ratio thin-walled pipe fitting, and the upper and lower ends of thin-walled pipe fitting are provided with internal thread, and internal thread is easily damaged in sand blasting process, which affects the quality of thin-walled pipe fitting. SUMMARY

[0003] The utility model provides a kind of tooling mechanism for thin-walled pipe fitting sand blasting, realize the vertical support positioning of large slenderness ratio thin-walled pipe fitting, facilitate internal and external sand blasting simultaneously, improve sand blasting efficiency;While upper and lower protective sleeve also protect the end internal thread of thin-walled pipe fitting, avoid damage caused by sand blasting.

[0004] The technical scheme of the utility model is as follows: a kind of tooling mechanism for thin-walled pipe fitting sand blasting, including revolution rotating disc, rotating disc is uniformly distributed with rotation support seat along circumference, support seat is provided with pipe fitting positioning tooling, pipe fitting positioning tooling includes bottom plate, bottom plate lower end is connected with support seat, bottom plate upper end is provided with lower protective sleeve, the outside of lower protective sleeve is provided with vertical support frame, the upper end of support frame is provided with vertically sliding upper protective sleeve, upper protective sleeve and lower protective sleeve coaxial line setting.

[0005] Further, the support frame includes support rods evenly distributed along the circumference of the bottom plate, vertical sliding positioning rings are provided between the upper ends of the support rods, the upper protective sleeve is arranged on the positioning rings, and the upper protective sleeve and the positioning rings are coaxially arranged. By moving the positioning ring, the protective sleeve is further moved.

[0006] Further, the support rods include vertical cylinders, the lower ends of the vertical cylinders are fixed to the bottom plate, threaded rods are screwed to the upper ends of the vertical cylinders, the top portions of the threaded rods are connected by a reinforcing ring, the positioning rings are coaxially arranged below the reinforcing ring, and the positioning rings are slidably connected to the threaded rods. By cooperating the vertical rods, the threaded rods and the sliding positioning rings, the tooling mechanism is suitable for thin-walled pipe fittings of different lengths.

[0007] Further, the support seats are support gears, all the support gears are engaged with a synchronous belt, and the support gears are driven to rotate by the synchronous belt.

[0008] Further, the bottom plate and the support base are detachably connected through bolts, so as to facilitate replacement of the required tooling according to the workpiece.

[0009] Further, the gap between adjacent supporting rods is greater than the outer diameter of the thin-walled pipe, facilitating feeding and discharging of the thin-walled pipe.

[0010] The utility model discloses the beneficial effect:

[0011] The utility model discloses a rotating disc of revolution realizes the conversion of thin-walled pipe in upper and lower stations and sand blasting station, and the rotation of the supporting disc realizes the rotation of thin-walled pipe, and the circumferential uniform sand blasting of thin-walled pipe is convenient. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art 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 paying creative labor.

[0013] Figure 1 It is the front view of tooling mechanism (not draw synchronous belt);

[0014] Figure 2 It is Figure 1 The top view of.

[0015] Rotating disc 1, support base 2, synchronous belt 3, bottom plate 4, lower protective sleeve 5, vertical cylinder 6, screw rod 7, reinforcing ring 8, positioning ring 9, upper protective sleeve 10. DETAILED DESCRIPTION

[0016] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only some embodiments of the utility model, not all the embodiments.

[0017] As Figure 1 And 2As shown, a tooling mechanism for sand blasting of thin-walled pipe fittings, comprising a revolution rotating disc 1, the rotating disc 1 is driven to rotate by a top cam divider (not shown in the figure), the rotating disc 1 is uniformly distributed with a rotation supporting seat 2 along the circumference, the supporting seat 2 is a supporting gear, the outer side of all supporting gears is sleeved with a synchronous belt 3, and all supporting gears are engaged with the inner side of the synchronous belt 3, the inner and outer sides of the synchronous belt 3 are provided with teeth, the outer side of the synchronous belt 3 is engaged with a transmission gear (not shown in the figure) driven by a speed reducer motor, the synchronous belt 3 is driven to move by the speed reducer motor and the transmission gear, and the synchronous belt 3 drives the supporting gear to rotate.

[0018] The supporting seat 2 is fixed with a pipe fitting positioning tooling, the pipe fitting positioning tooling comprises a bottom plate 4, the bottom plate 4 and the supporting seat 2 are detachably connected through bolts, so as to facilitate replacement of corresponding toolings according to the shape of the workpiece. The bottom plate 4 is fixed with a lower protective sleeve 5 at the upper end, the outer side of the lower protective sleeve 5 is provided with a vertical supporting frame, the supporting frame comprises three supporting rods uniformly distributed along the circumference of the bottom plate 4, the gap between adjacent supporting rods is greater than the outer diameter of the thin-walled pipe fitting, so as to facilitate the thin-walled pipe fitting to pass between adjacent supporting rods, thereby facilitating the feeding and discharging of the thin-walled pipe fitting.

[0019] The supporting rod comprises a vertical cylinder 6, the lower end of the vertical cylinder 6 is fixed with the bottom plate 4, and the upper end is screwed with a screw rod 7, the screw rod 7 is coaxially arranged with the vertical cylinder 6, the top portions of the three screw rods 7 are connected through a reinforcing ring 8, a positioning ring 9 is coaxially arranged below the reinforcing ring 8, the edges of the positioning ring 9 are respectively slidably connected with the three screw rods 7, that is, the positioning ring 9 can vertically slide along the screw rod 7. The positioning ring 9 is fixed with an upper protective sleeve 10, the upper protective sleeve 10, the positioning ring 9 and the lower protective sleeve 5 are coaxially arranged.

[0020] The use method of the tooling mechanism: the upper protective sleeve 10 is moved upward, the upper protective sleeve 10 is inserted into the upper end of the thin-walled pipe fitting, the lower end of the thin-walled pipe fitting is sleeved on the outer side of the lower protective sleeve 5, then the rotating disc 1 revolves, the thin-walled pipe fitting is rotated to a sand blasting station for sand blasting, the upper sand blasting head vertically moves, enters the thin-walled pipe fitting through the reinforcing ring 8 and the upper protective sleeve 10 to perform inner wall sand blasting, the outer side sand blasting head vertically moves to perform outer wall sand blasting on the thin-walled pipe fitting, and the supporting seat 2 drives the thin-walled pipe fitting to rotate during the sand blasting process, so as to ensure that the inner and outer sides are uniformly sand blasted.

[0021] The above only describes the preferred embodiment of the present application, and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A tooling mechanism for sandblasting of thin walled tubing, characterized in that: The rotating disc includes revolution, and the rotating disc is uniformly distributed with rotation support seats in the circumference, and the support seat is provided with a pipe positioning tool, the pipe positioning tool includes a bottom plate, the bottom plate is connected with the support seat at the lower end, the bottom plate is provided with a lower protective sleeve at the upper end, the outer side of the lower protective sleeve is provided with a vertical support frame, the upper end of the support frame is provided with a vertically sliding upper protective sleeve, and the upper protective sleeve and the lower protective sleeve are coaxially arranged.

2. A tooling mechanism for sandblasting thin walled tubing according to claim 1, wherein: The support frame includes support rods which are uniformly distributed along the circumference of the bottom plate, vertical sliding positioning rings are arranged between the upper ends of the support rods, the upper protective sleeve is arranged on the positioning ring, and the upper protective sleeve and the positioning ring are coaxially arranged.

3. A tooling mechanism for sandblasting thin walled tubing according to claim 2, wherein: The support rod includes a vertical cylinder, the lower end of the vertical cylinder is fixed with the bottom plate, a screw rod is screwed at the upper end, the top of the screw rod is connected through a reinforcing ring, the positioning ring is coaxially arranged below the reinforcing ring, and the positioning ring is slidingly connected with the screw rod.

4. A tooling mechanism for sandblasting of thin-walled tubes according to any one of claims 1-3, characterized in that: The support seat is a support gear, and all the support gears are meshed with a synchronous belt.

5. The tooling mechanism for sandblasting of thin walled tubing of claim 1, wherein: The bottom plate and the support seat are detachably connected through bolts.

6. A tooling mechanism for sandblasting thin walled tubing according to claim 2, wherein: The gap between adjacent support rods is greater than the outer diameter of the thin-walled pipe.

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