Angle-adjustable handheld sand blasting tool

Abstract

The utility model discloses an angle-adjustable handheld sand blasting tool, and relates to the technical field of sand blasting equipment. The upper side of the sand blasting gun body is connected with a storage barrel through a connecting pipe, and a sand blasting head is arranged at the outlet end of the sand blasting gun body; the connecting base is fixed to the outlet end of the sand blasting gun body, the connecting base and the outlet end of the sand blasting gun body are arranged in a penetrating mode, a connecting ball is movably arranged in the connecting base, and the connecting ball and the sand blasting head are fixed and arranged in a penetrating mode; the fixed plate is fixed on the outer side wall of the storage barrel, and the lower side of the fixed plate is sleeved and fixed on the connecting seat; the vertical adjusting mechanism is arranged in the fixing plate and connected with the sand blasting head. The transverse adjusting mechanism is arranged in the vertical adjusting mechanism, and the transverse adjusting mechanism is connected with the sand blasting head; the angle of the sand blasting head can be directly adjusted according to requirements, an operator does not need to frequently adjust the posture of the operator or move a workpiece, the operation difficulty is reduced, and the operation efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to sand blasting equipment technical field, concretely relates to angle adjustable handheld sand blasting tool. BACKGROUND

[0002] In surface treatment, cleaning, rust removal and other operations, sand blasting technology is a widely used method. The sand blasting tool impacts the workpiece surface by high-speed spraying abrasive (such as sand, steel ball, etc.) to achieve cleaning, rust removal, increase surface roughness or remove coating effect. The angle of the sand blasting head of the traditional sand blasting tool is fixed, and it cannot be adjusted according to the shape of the workpiece surface or the operation requirement. The operator needs to frequently adjust his own posture or move the workpiece to adapt to the spraying direction of the sand blasting head, which not only increases the operation difficulty, but also reduces the operation efficiency. SUMMARY

[0003] The utility model discloses a kind of angle adjustable handheld sand blasting tools of reasonable design, convenient to use, can effectively solve the defects of the prior art existing above.

[0004] To achieve the above object, the utility model adopts the following technical scheme: it includes sand blasting gun body, storage cartridge and sand blasting head, the upper side of the sand blasting gun body is connected with storage cartridge by connecting pipe, and the outlet end of the sand blasting gun body is provided with sand blasting head;It further includes:

[0005] Connecting seat, the connecting seat is fixed on the outlet end of the sand blasting gun body, and the connecting seat is provided through the outlet end of the sand blasting gun body, a connecting ball is movably arranged in the connecting seat, and the connecting ball is fixed and provided through the sand blasting head;

[0006] Fixed plate, the fixed plate is fixed on the outer side wall of the storage cartridge, and the lower side of the fixed plate is sleeved and fixed on the connecting seat;

[0007] Vertical adjusting mechanism, the vertical adjusting mechanism is arranged in the fixed plate, and the vertical adjusting mechanism is connected with the sand blasting head;

[0008] Horizontal adjusting mechanism, the horizontal adjusting mechanism is arranged in the vertical adjusting mechanism, and the horizontal adjusting mechanism is connected with the sand blasting head;

[0009] Through the above technical scheme, sand blasting gun body is held by hand, sand is injected into the storage cartridge, the sand blasting gun body is started, the sand enters the sand blasting gun body through the storage cartridge, then enters the sand blasting head through the connecting seat and the connecting ball, and finally is sprayed out through the sand blasting head. When the direction of spraying needs to be adjusted, the vertical adjusting mechanism and the horizontal adjusting mechanism are adjusted correspondingly until the sand blasting head is located in the appropriate direction.

[0010] As a further improvement of the utility model, the vertical adjusting mechanism comprises:

[0011] The adjusting frame is sleeved outside the sand blasting head, and sliding blocks are fixed on the front and back sides of the lateral wall of the adjusting frame;

[0012] The first adjusting lead screws are symmetrically arranged on the front and back sides of the fixed plate through bearings, the first adjusting lead screws pass through and are screwed into the sliding blocks on the two sides, and the two first adjusting lead screws are connected through a synchronous wheel transmission assembly;

[0013] The first adjusting motor is embedded in the fixed plate, and the output shaft of the first adjusting motor is connected with the upper end of one of the first adjusting lead screws;

[0014] The limiting ring is movably sleeved on the sand blasting head, movable balls are movably inserted into the outer ring walls at the front and back ends of the limiting ring, limiting rods are fixed on the outer ends of the movable balls, and the limiting rods are movably inserted into the front and back lateral walls of the adjusting frame;

[0015] Through the above technical scheme, the first adjusting motor is started, the first adjusting motor drives the first adjusting lead screw connected therewith to rotate, the first adjusting lead screw drives the other first adjusting lead screw to rotate through the synchronous wheel transmission assembly, the two first adjusting lead screws drive the adjusting frame to move up and down through the sliding blocks, and the limiting rods drive the sand blasting head to rotate up and down in the process of the adjusting frame moving up and down, and the connection of the movable balls does not affect the rotation of the sand blasting head.

[0016] As a further improvement of the utility model, a plurality of limiting strips are fixed on the outer ring wall of the sand blasting head at equal angles, and the limiting strips are slidably arranged in the rectangular grooves on the inner ring wall of the limiting ring.

[0017] Through the above technical scheme, the stability of the sand blasting head during rotation can be increased.

[0018] As a further improvement of the utility model, limiting plates are fixed on the outer ends of the limiting rods, the limiting plates are located outside the adjusting frame, and the limiting plates are arranged in abutment with the outer wall of the adjusting frame.

[0019] Through the above technical scheme, the limiting rods can be prevented from moving out of the adjusting frame and being unable to reset.

[0020] As a further improvement of the utility model, the lateral adjusting mechanism comprises:

[0021] The second adjusting lead screw is arranged on the upper side of the adjusting frame through a bearing, a moving block is screwed on the second adjusting lead screw, and the moving block is slidably arranged in the strip-shaped groove on the top wall of the adjusting frame.

[0022] The second adjusting motor is fixed on the outer top wall of the adjusting frame, and the output shaft of the second adjusting motor is connected with one end of the second adjusting screw rod through the synchronous wheel transmission assembly;

[0023] The connecting rod is fixed on the outer bottom wall of the moving block, and the lower end of the connecting rod is rotatably inserted into the upper side of the outer ring wall of the limiting ring through the bearing;

[0024] Through the above technical scheme, the second adjusting motor is started, the second adjusting motor drives the second adjusting screw rod to rotate through the synchronous wheel transmission assembly, the second adjusting screw rod drives the moving block to move through the thread, and the moving block drives the limiting ring to move through the connecting rod when the moving block moves, and the limiting ring drives the spray gun head to move transversely when the limiting ring moves.

[0025] As a further improvement of the utility model, the outer side of the second adjusting motor is sleeved with a protective cover, and the protective cover is fixed on the outer top wall of the adjusting frame.

[0026] Through the above technical scheme, the second adjusting motor can be protected by the protective cover.

[0027] Compared with the prior art, the adjustable angle handheld sand blasting tool can directly adjust the angle of the sand blasting head according to requirements, without the need for the operator to frequently adjust the posture or move the workpiece, thereby reducing the operation difficulty and improving the work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 It is a structural schematic view of the utility model.

[0029] Figure 2 It is an exploded view of the fixed plate, the spray gun head, the transverse adjusting mechanism and the vertical adjusting mechanism in the utility model.

[0030] Figure 3 It is Figure 2 It is an enlarged view of A part in the utility model.

[0031] Figure 4 It is an exploded view of the transverse adjusting mechanism, the limiting ring and the movable ball in the utility model.

[0032] BRIEF DESCRIPTION OF DRAWINGS:

[0033] 1. Sandblasting gun body; 2. Storage cylinder; 3. Sandblasting head; 4. Connecting seat; 5. Connecting ball; 6. Fixing plate; 7. Vertical adjustment mechanism; 7-1. Adjusting frame; 7-2. Sliding block; 7-3. No. 1 adjusting screw; 7-4. No. 1 adjusting motor; 7-5. Limiting ring; 7-6. Moving ball; 7-7. Limiting rod; 8. Horizontal adjustment mechanism; 8-1. No. 2 adjusting screw; 8-2. Moving block; 8-3. No. 2 adjusting motor; 8-4. Connecting rod; 9. Limiting strip; 10. Limiting plate; 11. Protective cover. Detailed Implementation

[0034] The technical solutions of this utility model will be clearly and completely described below with reference to the accompanying drawings. The preferred embodiments described are only examples. All other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model. Example 1:

[0035] like Figures 1-4 As shown, this embodiment includes a sandblasting gun body 1, a storage cylinder 2, and a sandblasting head 3. The upper side of the sandblasting gun body 1 is connected to the storage cylinder 2 via a connecting pipe, and the sandblasting head 3 is provided at the outlet end of the sandblasting gun body 1; it also includes:

[0036] Connecting seat 4 is welded and fixed to the outlet end of the sandblasting gun body 1. The connecting seat 4 is connected to the outlet end of the sandblasting gun body 1. A connecting ball 5 is movably arranged inside the connecting seat 4. The connecting ball 5 is welded and fixed to the sandblasting head 3 and is connected to it.

[0037] The fixing plate 6 is fixed to the outer wall of the storage cylinder 2 by bolts, and the lower side of the fixing plate 6 is sleeved and welded to the connecting seat 4;

[0038] Vertical adjustment mechanism 7 is installed inside the fixed plate 6 and is connected to the sandblasting head 3;

[0039] A horizontal adjustment mechanism 8 is installed inside the vertical adjustment mechanism 7 and is connected to the sandblasting head 3. Example 2:

[0040] See Figures 2-3 As shown, based on Embodiment 1, the vertical adjustment mechanism 7 includes:

[0041] Adjustment frame 7-1 is sleeved on the outside of sandblasting head 3. Sliding blocks 7-2 are welded and fixed on both the front and rear sides of the right side wall of adjustment frame 7-1. The sliding blocks 7-2 are slidably set in the groove on the side wall of fixed plate 6.

[0042] The first adjusting screw rod 7-3 is two, symmetrically arranged in the front and back of the fixed plate 6 through bearings, penetrates through the sliding block 7-2 on both sides and is screwed in the sliding block 7-2, and is connected through a synchronous wheel transmission assembly between the two first adjusting screw rods 7-3;

[0043] The first adjusting motor 7-4 is embedded in the fixed plate 6, and the output shaft of the first adjusting motor 7-4 is connected with the upper end of the rear first adjusting screw rod 7-3.

[0044] The limiting ring 7-5 is movably sleeved on the sand blasting head 3, the outer ring wall of the front and rear ends of the limiting ring 7-5 movably inserts the movable ball 7-6, the outer end of the movable ball 7-6 is welded with the limiting rod 7-7, the limiting rod 7-7 is movably inserted into the front and rear sidewalls of the adjusting frame 7-1, a plurality of limiting strips 9 are welded and fixed on the outer ring wall of the sand blasting head 3 at equal angles, the limiting strips 9 are slidably arranged in the rectangular groove on the inner ring wall of the limiting ring 7-5, the stability of the sand blasting head 3 during rotation can be increased, the outer end of the limiting rod 7-7 is fixed with the limiting plate 10, the limiting plate 10 is located outside the adjusting frame 7-1, and the limiting plate 10 is arranged in abutment with the outer wall of the adjusting frame 7-1, so that the limiting rod 7-7 cannot be removed from the adjusting frame 7-1 and cannot be reset. Embodiment 3

[0045] Referring to Figures 2-3 As shown in the embodiment 2, the transverse adjusting mechanism 8 comprises:

[0046] The second adjusting screw rod 8-1 is arranged on the upper side of the inside of the adjusting frame 7-1 through a bearing, the second adjusting screw rod 8-1 is screwed with the moving block 8-2, and the moving block 8-2 is slidably arranged in the strip-shaped groove on the top wall of the adjusting frame 7-1;

[0047] The second adjusting motor 8-3 is fixed on the outer top wall of the adjusting frame 7-1 through a bolt, the output shaft of the second adjusting motor 8-3 is connected with one end of the second adjusting screw rod 8-1 through a synchronous wheel transmission assembly, the outer side of the second adjusting motor 8-3 is sleeved with the protective cover 11, the protective cover 11 is fixed on the outer top wall of the adjusting frame 7-1 through a bolt, and the second adjusting motor 8-3 can be protected through the protective cover 11;

[0048] The connecting rod 8-4 is welded and fixed on the outer bottom wall of the moving block 8-2, and the lower end of the connecting rod 8-4 is rotatably inserted into the upper side of the outer ring wall of the limiting ring 7-5 through a bearing.

[0049] In use of the utility model, hand holds sand blasting gun body 1, sand is injected into storage cylinder 2, sand blasting gun body 1 is started, sand enters sand blasting gun body 1 via storage cylinder 2, enters sand blasting head 3 via connecting seat 4, connecting ball 5, and finally is sprayed out via sand blasting head 3, when the direction of spraying needs to be adjusted, start No. 1 adjusting motor 7-4, No. 1 adjusting motor 7-4 drives the No. 1 adjusting screw rod 7-3 connected therewith to rotate, the No. 1 adjusting screw rod 7-3 drives another No. 1 adjusting screw rod 7-3 to rotate through synchronous wheel transmission assembly, the two No. 1 adjusting screw rods 7-3 drive adjusting frame 7-1 to move up and down through sliding block 7-2, adjusting frame 7-1 moves up and down and drives sand blasting head 3 to rotate up and down through limiting rod 7-7, and the connection of movable ball 7-6 can not affect the rotation of sand blasting head 3, start No. 2 adjusting motor 8-3, No. 2 adjusting motor 8-3 drives No. 2 adjusting screw rod 8-1 to rotate through synchronous wheel transmission assembly, No. 2 adjusting screw rod 8-1 drives moving block 8-2 to move through screw thread, moving block 8-2 drives limiting ring 7-5 to move through connecting rod 8-4 when moving, limiting ring 7-5 drives sand blasting head 3 to move horizontally when moving.

[0050] Compared with the prior art, the beneficial effects of the specific embodiment are as follows:

[0051] 1. Through the cooperation of the vertical adjusting mechanism 7 and the horizontal adjusting mechanism 8, the sand blasting head 3 can be accurately adjusted in the vertical and horizontal directions, ensuring that the sand blasting direction can be flexibly adjusted according to actual needs, improving the convenience and accuracy of operation;

[0052] 2. The limiting strip 9 arranged on the outer ring wall of the sand blasting head 3 cooperates with the rectangular groove on the inner ring wall of the limiting ring 7-5, increasing the stability of the sand blasting head 3 when rotating, avoiding deviation caused by vibration or external force during sand blasting, and ensuring the consistency of the sand blasting effect;

[0053] 3. The limiting plate 10 arranged on the outer end of the limiting rod 7-7 cooperates with the outer wall of the adjusting frame 7-1, effectively preventing the limiting rod 7-7 from moving out of the adjusting frame 7-1, ensuring the reliability and durability of the adjusting mechanism, and reducing equipment maintenance and failure rate;

[0054] 4. The protective cover 11 sleeved on the outer side of the No. 2 adjusting motor 8-3 can effectively protect the motor from the invasion of dust, sand particles and other impurities, prolong the service life of the motor, and reduce the equipment maintenance cost.

[0055] For those skilled in the art, the technical solutions described in the foregoing embodiments can be modified, equivalent replaced, and the like, and any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. An adjustable-angle handheld sandblasting tool, comprising a sandblasting gun body (1), a storage cylinder (2), and a sandblasting head (3), wherein the upper side of the sandblasting gun body (1) is connected to the storage cylinder (2) via a connecting pipe, and the sandblasting head (3) is provided at the outlet end of the sandblasting gun body (1); characterized in that: It also contains: The connecting seat (4) is fixed on the outlet end of the sand blasting gun body (1), and the connecting seat (4) is provided through the outlet end of the sand blasting gun body (1). The connecting ball (5) is movably arranged in the connecting seat (4), and the connecting ball (5) is fixed and provided through the sand blasting head (3); The fixed plate (6) is fixed on the outer side wall of the storage cylinder (2), and the lower side of the fixed plate (6) is sleeved and fixed on the connecting seat (4); The vertical adjusting mechanism (7) is arranged in the fixed plate (6), and the vertical adjusting mechanism (7) is connected with the sand blasting head (3); The horizontal adjusting mechanism (8) is arranged in the vertical adjusting mechanism (7), and the horizontal adjusting mechanism (8) is connected with the sand blasting head (3).

2. The adjustable angle hand sanding tool of claim 1, wherein: The vertical adjusting mechanism (7) contains: The adjusting frame (7-1) is sleeved on the outer side of the sand blasting head (3), and the front and rear sides of one side wall of the adjusting frame (7-1) are fixed with sliding blocks (7-2) which are slidingly arranged in the sliding grooves on the side wall of the fixed plate (6); The first adjusting screw rod (7-3) is symmetrical through the bearing and is rotatably connected to the fixed plate (6), and the first adjusting screw rod (7-3) is rotatably connected to the sliding blocks (7-2) on both sides through threads, and the two first adjusting screw rods (7-3) are connected through a synchronous wheel transmission assembly; The first adjusting motor (7-4) is embedded in the fixed plate (6), and the output shaft of the first adjusting motor (7-4) is connected with the upper end of one of the first adjusting screw rods (7-3); The limiting ring (7-5) is movably sleeved on the sand blasting head (3), and the outer ring wall of the limiting ring (7-5) is movably inserted with movable balls (7-6) at the front and rear ends, and the outer end of the movable ball (7-6) is fixed with a limiting rod (7-7), and the limiting rod (7-7) is movably inserted into the front and rear side walls of the adjusting frame (7-1).

3. The adjustable angle hand sanding tool of claim 2, wherein: A plurality of limiting strips (9) are fixed on the outer ring wall of the sand blasting head (3) at equal angles, and the limiting strips (9) are slidingly arranged in the rectangular grooves on the inner ring wall of the limiting ring (7-5).

4. The adjustable angle hand sanding tool of claim 2, wherein: The outer end of the limiting rod (7-7) is fixed with a limiting plate (10), and the limiting plate (10) is located outside the adjusting frame (7-1), and the limiting plate (10) is in abutting contact with the outer wall of the adjusting frame (7-1).

5. The adjustable angle hand sanding tool of claim 2, wherein: The horizontal adjusting mechanism (8) contains: The second adjusting screw rod (8-1) is rotatably arranged on the upper side of the adjusting frame (7-1) through a bearing, and the second adjusting screw rod (8-1) is rotatably connected with a moving block (8-2) through threads, and the moving block (8-2) is slidingly arranged in the strip-shaped groove on the top wall of the adjusting frame (7-1); The second adjusting motor (8-3) is fixed on the outer top wall of the adjusting frame (7-1), and the output shaft of the second adjusting motor (8-3) is connected with one end of the second adjusting screw rod (8-1) through a synchronous wheel transmission assembly; The connecting rod (8-4) is fixed on the outer bottom wall of the moving block (8-2), and the lower end of the connecting rod (8-4) is rotatably inserted into the upper side of the outer ring wall of the limiting ring (7-5).

6. The adjustable angle hand sanding tool of claim 5, wherein: The outer side of the second adjusting motor (8-3) is sleeved with a protective cover (11), and the protective cover (11) is fixed on the outer top wall of the adjusting frame (7-1).

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