CN2234335Y - Sandblasting machine - Google Patents

Abstract

The utility model discloses a cup which comprises a cup body and an air injection element. The bottom of the cup body is fixedly provided with an air injection element, and an exhaust pipe and a sand collecting plate are arranged above the air injection element in the cup body; the air injection element is provided with a quick connector outside the cup body, and the front side of the nozzle is connected with the sand blasting cap; when steel grit is arranged in the cup body, the high-pressure gas drives the cup body to form a fluid containing the grit, a small-area plane workpiece is carved, a detachable metal tapping ring is arranged in front of the cup body, the female ring is sleeved with the cup body and the sucking disc, the male ring is provided with a middle hole, a rubber cover can be arranged on the outer edge of the male ring to form a space with the male ring, the workpiece can be held by a hand, and the single-side sand blasting carving is convenient to use and carry.

Description

Sandblasting machine

The utility model relates to a sandblasting machine, in particular to a sandblasting machine specially used for small-area plane workpieces.

Usually the sandblasting machine is siphon type or mobile gravity type, etc., the airtight sandblasting box and the huge volume, and the necessary space shape make the body heavy and difficult to move, so the machine base is fixed, and the processing time The workpiece must be accommodated to the sandblasting machine. For example, it is popular to use sandblasting to make digital identification marks on the glass of the car recently. The glass on the car must be removed, placed in a large sandblasting box for processing, and then assembled back to the car after completion, which wastes a lot of man-hours . Another example is the engraving of stone seals. At present, most of them are processed by the usual larger sandblasting machines. The huge machine body takes up a lot of space for the engraving shop, and the disproportionate matching of the workpiece and the machine body highlights that the body is not fully functional. Make consumers increase the burden of machinery and equipment costs.

The purpose of the utility model is to provide a sandblasting machine specially used for small-area plane workpieces, which is small in size, easy to operate, convenient to carry and can be fixed for use, and has high practicability.

In order to achieve the above object, the sandblasting machine of the present utility model is composed of a cup body and an air jet element. The cup body is any shape that can form a hollow groove. The hollow groove is used as a sandblasting box. Air jet element; one side of the cup body has an air outlet, which can be fixed for an exhaust pipe, and there is a filter material inside the exhaust pipe so that the steel grit will not be discharged from the exhaust pipe; the air jet element has a nozzle, and A quick joint is joined, and there is an appropriate thread at the front end, and a small through hole is the air injection port, which can pass through a bunch of rings and be set in the through hole of the cup body; the air injection element also has sandblasting Cap, this sandblasting cap is integrated with the air nozzle screw, and a sand collecting plate is placed at an appropriate position below the air outlet on the inner wall of the cup to gather steel grit, so that the steel grit leaks down to the sandblasting cap, and then the sandblasting work is carried out . A rubber cover is combined on the rear side of the sandblasting cap. The rubber cover is a telescopic hollow tube, and the end is the same as the diameter of the concave ring groove of the cup body, and has several stoppers that pass through the smaller through holes of the cup body. There is a movable buckle, so when the jetting element is working, it has the effect of stabilizing the jetting direction and preventing back-leakage during the sandblasting operation, and can be operated by the user to change the direction of the nozzle, and at the same time has the effect of supporting the nozzle; the front end of the cup is equipped with A suction cup, which has a hollow groove, can form a ring-shaped suction cup surface, the suction cup extends a joint ring, and the joint ring has an inner ring wall, an outer ring wall and an inner groove, and a metal ring is provided inside the suction cup Tapping ring, in which the female tooth ring can be fitted with the cup body and the suction cup. The combination ring of the suction cup and the cup body surrounds the outer wall with a bundle of tubes. The tube bundle is clamped with the metal tapping ring to stabilize the suction cup on the cup. The front end is attached to the plane of the workpiece to make the cup close to the workpiece to form a closed space to prevent the steel grit from leaking during sandblasting.

In addition, there are two fixing seats on the tube beam, which can be bolted on the workpiece table for fixed use. And because the male tooth ring has a middle hole, it can process small-area flat workpieces; therefore, a rubber cover is set on the periphery, and the small workpiece can be grasped by the outside of the cover for processing.

After adopting such a structure, since the hollow groove in the cup is directly used as the sandblasting box, the volume of the sandblasting box is reduced, and the operation is convenient; The seat allows the sandblasting machine to be used in two ways: fixed and portable; the male tooth ring has a middle hole, and a rubber cover can be set on the periphery, so it can process small-area flat workpieces and small workpieces, and has high practicability.

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail.

Fig. 1 is the three-dimensional exploded view of the utility model;

Fig. 2 is the sectional side view of the utility model;

Fig. 3 is the action sectional side view of the utility model;

Fig. 4 is the three-dimensional exploded view of embodiment 2 of the present utility model;

Fig. 5 is the sectional side view of embodiment 2 of the present utility model;

Fig. 6 is the sectional side view of embodiment 3 of the present utility model;

Fig. 7 is a sectional side view of Embodiment 4 of the present utility model.

As shown in Figures 1 and 2, it is a three-dimensional exploded view and a side sectional view of the utility model. The utility model has a cup body 1, and the cup body 1 has a hollow groove 10, and a suction cup 3 is fixedly arranged at the front end. Wherein on the bottom surface 11 of the cup body 1, there is a through hole 12, and there is a larger concave annular groove 13 arranged concentrically with the through hole 12 inside the bottom surface, and on this annular groove 13, there are several evenly distributed small The through holes 130 are used to fix the jet element 2 through these small through holes 130 . There is an air outlet 14 on one side of the cup body 1, and then there is an internal thread 140 on the ring wall of the air outlet 14, which can be an exhaust pipe 16 screwed together; Filter material 15, and on the inner wall near air outlet 14, sand collecting plate 17 can be fixed, and this sand collecting plate is suitable for slightly below the exhaust pipe inlet, and this sand collecting plate 17 is formed by a semi-circular arc. Formed surface 170 and a joint surface 171, and densely distributed small holes 172 are formed on the curved surface 170, through which the steel grit received on the curved surface can be absorbed by the high-pressure airflow ejected from the nozzle. Drop down on the sandblasting cap 23.

The jet element 2 has a nozzle 20, and a quick connector 21 can be connected to the rear end of the nozzle 20 for easy disassembly, and the quick connector can be used to externally connect to the air outlet pipe of the air compressor to obtain high-pressure gas. And then have screw thread 200 at the front end, and the air injection port 201 of a smaller through hole, and can pass through a bundle ring 22, be arranged in the through hole 12 of cup body 1 rear end, then by a sandblasting cap 23 that has screw thread It is screwed together with the front end 200 of the nozzle 20, and there are several sand inlet holes 230 on the ring wall of the sandblasting cap 23, wherein these sand inlet holes can be arranged obliquely or vertically, so that the self-sand collecting plate The dropped steel grit can enter the sandblasting cap through these small holes, or absorb the steel grit into the sandblasting cap through these small holes; 231, which can be fixed by a rubber cover 24, and the rubber cover 24 is a telescopic hollow tube, and the diameter of its end is the same as the concave ring groove 13 of the cup body 1, and it is formed with several stop buckles 240, so the through hole 130 of the lower concave ring groove 13 of the cup body 1 can be passed through the stop buckle 240 to buckle the rubber cover in the cup body, and it is closely connected with the inner wall of the cup body, preventing sandblasting operation When the steel grit enters the effect of the rubber cover, and because the rubber cover covers the rear periphery of the sandblasting cap, and the beam ring 22 is made of soft material, the nozzle and the sandblasting cap can be moved in any direction. Transform operations (as shown in Figure 3).

The sucker 3 has a hollow groove 30, and has a ring-shaped sucker surface 31, and extends a combined ring 32, and the combined ring 32 is composed of an inner ring wall 320, an outer ring wall 321 and a concave ring. Composed of ring groove 322, it can be clamped to the front end of cup body 1 through the inner concave ring groove 322 of the combination ring 32, and can be fixed behind the inner ring wall 320 of the combination ring 32 through a metal tapping ring 4, Then, a bundle of tubes 5 is placed on the outer ring wall 321 of the combination ring 32 to achieve the effect of clamping and stabilizing; in this way, the suction cup 3 can be adsorbed on the surface of the workpiece 6 so that the sandblasting will not leak out and has absolute airtightness. combined effect. Therefore, in operation, only some sandblasting is required to be placed in the cup body, and then the sandblasting machine is attached to the surface of the workpiece 6 (such as automobile glass) to push the suction cup on the workpiece, and then sandblasting can be carried out.

Also can be provided with two fixing bases 50 as for this pipe bundle device 5, can be installed on the workpiece platform by bolt, use when adopting fixed mode, or pull down and carry use.

As shown in Figure 4 again, it is a three-dimensional exploded view of the utility model embodiment 2. The cup body 1A of the present embodiment also has the above-mentioned various elements, and its difference is that the metal tapping 4A of the suction cup 3A is a female tooth ring 40A fixed on the inner side of the suction cup 3A of the cup body 1A, and in one tool The male tooth ring 41A of the hole 410A can directly clamp the workpiece 6A (such as lithography) through the middle hole and penetrate into the cup body 1A, which can also achieve the purpose of sandblasting (as shown in Figure 5), while the male tooth ring of the middle hole 410A The ring 41A can be made into several according to the size of the middle hole 410A for replacement.

The male tooth ring 41A can also be a rubber cover with 8 bundles, which is convenient for the user to grasp the relatively small workpiece 6B from the outside of the rubber cover 8 with fingers, and also achieves the effect of sandblasting (as shown in Figure 6).

As shown in Figure 7 again, it is a cross-sectional side view of Embodiment 4 of the present utility model. The cup body 1B is formed into a larger rectangle to cooperate with the processing of a longer utensil 6C, and the sandblasting part 2A is used for swinging Processing also has the aforementioned practical effects.

Claims (8)

1, a kind of sand-blasting machine is made up of cup and air-jet element, it is characterized in that:

Cup has a hollow groove, and sets firmly a sucker in front end, and the cup wall then has a through hole and a concentric bigger recessed annular groove, and on this annular groove and have more than one little through hole in order to set firmly air-jet element; A side of cup is established an air outlet again, and sets firmly a blast pipe with filter material, and sets firmly a collection sand plate in the appropriate location of the air outlet of internal face; Air-jet element is made up of nozzle, sandblast cap, rubber cover, and nozzle engages a snap joint, establishes screw thread in front end, and to have a less through hole be puff prot, passes a beam ring, and is arranged in the through hole of cup; The sandblast cap is also chewed with gas and to be screwed togather into disjunctor, and the periphery, rear sets firmly a rubber cover; Rubber cover is telescopic hollow tube, and terminal identical with the recessed diameter of ring groove of cup, and has the detent that several pass the less through hole of cup; Sucker has a hollow groove, forms a ringwise sucker face, and extends a coupling collar and enclose, and coupling collar encloses and comprises that cording has concave ring groove in internal ring wall, an external annulus and, by beam tube device and the clamping of metal tapping ring in the front end of cup.

2, sand-blasting machine according to claim 1 is characterized in that: cup is the arbitrary shape with hollow groove.

3, sand-blasting machine according to claim 1 is characterized in that: on the collection sand plate faying face and half arc-shaped surface are arranged, the semicircular arc face then has densely covered aperture.

4, sand-blasting machine according to claim 1 is characterized in that: the sandblast cap of air-jet element has some apertures.

5, the sand-blasting machine that can state according to claim 4 is characterized in that: the aperture that gathers on the sandblast cap for directly to or the inclined-plane person of setting.

6, sand-blasting machine according to claim 1 is characterized in that: the sheathed metal tapping ring of cup and sucker, and this metal tapping ring can freely be installed and removed.

7, sand-blasting machine according to claim 1 is characterized in that: a public tooth ring and metal tapping ring operate together.

8, sand-blasting machine according to claim 7 is characterized in that: the sheathed again rubber cover in the public tooth ring outside.

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