Sand blasting equipment facilitating rapid positioning

Abstract

The utility model relates to the technical field of sand blasting equipment, and particularly discloses sand blasting equipment convenient for quick positioning, which comprises a sand blasting machine body and a conveying device, a quick positioning mechanism is arranged on the conveying device, the quick positioning mechanism comprises a base, clamping mechanisms are symmetrically arranged on the front side and the rear side of the base, and each clamping mechanism comprises a shell. The shell comprises an upper transverse part and a lower transverse part, the inward end of the upper transverse part is connected with the outward end of the lower transverse part through a longitudinal part, an opening is formed in the upper surface of the lower transverse part, a pressing rod is longitudinally and slidably arranged in the opening, a first fixed pulley is arranged on the inner top wall of the lower transverse part, and a second fixed pulley and a third fixed pulley are arranged at the upper end and the lower end of the longitudinal part. A sliding groove is formed in the top of the upper transverse part, a push plate is slidably arranged on the sliding groove, a pressing spring is arranged on the inward side of the push plate, a hook extending out of the sliding groove is downwards arranged at the lower end of the push plate, a pull rope is connected to the hook, and the pull rope sequentially passes through the second fixed pulley, the third fixed pulley and the first fixed pulley and then is connected with the lower end of a pressing rod.

Description

Technical Field

[0001] The utility model relates to the technical field of sandblasting equipment, in particular to a sandblasting equipment which is convenient for rapid positioning. Background Art

[0002] Sandblasting machine uses compressed air to spray abrasives such as sand, steel shot, glass beads, etc. at high speed onto the surface of the workpiece. Through the impact and cutting action of the abrasive, the surface of the workpiece is cleaned, rusted, descaled, strengthened, and etched.

[0003] Most of the existing sandblasting machines currently place the workpiece directly on a conveyor belt and then place it inside the sandblasting machine for operation. Therefore, the workpiece is prone to move and deviate, resulting in poor final sandblasting effect.

[0004] Chinese patent CN215318086U discloses a sandblasting device that facilitates rapid positioning, comprising a sandblasting machine body, a blower fixedly mounted on the right end of the sandblasting machine body, an air jet fixedly mounted on the bottom of the blower, and a conveying device fixedly mounted inside the sandblasting machine body. The sandblasting device that facilitates rapid positioning, through the coordinated use of a slide, a slide plate, a positioning screw, a limit groove, a fixing plate, a first thread groove, a positioning bolt, a groove, a second thread groove, an adjusting screw, a fixing sleeve, a support spring, and a clamping block, by placing a workpiece in the limit groove and driving the workpiece to move to the right by the slide plate, can cause the other end of the workpiece to be stuck in the groove and fixed by the clamping block.

[0005] Chinese patent CN218488138U discloses a sandblasting equipment in the technical field of sandblasting equipment, which is convenient for rapid positioning. The sandblasting equipment includes a sandblasting equipment body, a conveyor belt is provided inside the sandblasting equipment body, a positioning box is fixedly provided on the upper side of the conveyor belt, a driving groove is provided on the lower side of the positioning box, a driving mechanism is provided on the inner side of the driving groove, and a placement groove is provided on the upper side of the positioning box. Two groups of splints are symmetrically provided on both sides of the placement groove, and the outer sides of the two groups of splints are fixedly connected with clamping blocks, and multiple groups of spring telescopic rods are movably provided on the inner side of the splint, one end of the multiple groups of spring telescopic rods is connected to the inner wall of the positioning box, and the other end of the spring telescopic rod is connected to the inner side of the splint, and a limit plate is movably provided on the inner side of the driving groove, and the limit plate movably passes through the driving groove and extends into the placement groove.

[0006] During use, the technical solutions provided by the above two patents require manual secondary operations to complete the clamping operation after the workpiece is placed, which results in low work efficiency. Utility Model Content

[0007] In order to solve the above problems, the present invention adopts the following technical solutions.

[0008] A sandblasting device that is easy to quickly position includes a sandblasting machine body and a conveying device. The conveying device runs through the sandblasting machine body horizontally and is used to convey the workpiece into the sandblasting machine body for sandblasting. The conveying device is provided with a quick positioning mechanism. The quick positioning mechanism includes a horizontally arranged base. The front and rear sides of the base are both symmetrically provided with clamping mechanisms. The clamping mechanism includes a shell. The shell includes an upper transverse part and a lower transverse part. The inward end of the upper transverse part is connected to the outward end of the lower transverse part through a longitudinal part. The lower transverse part The upper surface of the upper part is provided with an opening, and a pressure rod is provided for longitudinal sliding in the opening, a return spring is provided between the pressure rod and the inner bottom surface of the lower transverse part, a fixed pulley 1 is provided on the inner top wall of the lower transverse part, and fixed pulley 2 and fixed pulley 3 are provided at the upper and lower ends of the longitudinal part respectively, a slide groove is provided on the top of the upper transverse part, a push plate is provided for sliding on the slide groove, a compression spring is provided on the inner side of the push plate, and a hook extending out of the slide groove is provided downward at the lower end of the push plate, and a pull rope is connected to the hook, which passes through fixed pulley 2, fixed pulley 3 and fixed pulley 1 in sequence and is connected to the lower end of the pressure rod.

[0009] Preferably, a support plate is laterally provided at the top end of the pressure rod.

[0010] Preferably, the support plate blocks the opening.

[0011] Preferably, a slide rail is laterally arranged on the top of the support plate, and a plurality of rollers are arranged inside the slide rail.

[0012] Preferably, the push plate includes a base plate, a hook is arranged on the bottom surface of the base plate, a vertical plate is arranged on the base plate, a sleeve is arranged horizontally on the vertical plate, a screw is arranged in the inner thread connection of the sleeve, an adjusting nut is arranged on the screw, a compression spring is arranged between the adjusting nut and the vertical plate, and a contact plate is arranged at the inward end of the screw.

[0013] Preferably, a soft pad is provided on the inward side of the contact plate.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] The utility model can fix the workpiece without performing a secondary operation after the workpiece is placed, and the operation is simple, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the quick positioning mechanism of the utility model;

[0018] Figure 3 for Figure 2 Schematic diagram of the local structure at point A;

[0019] Figure 4 This is a schematic diagram of the local structure of the support plate of Example 2 of the present utility model.

[0020] In the picture: 1. Spray Figure 1 The main body of the medium sand machine; 2. Conveying device; 3. Base; 4. Shell; 4-1. Upper horizontal part; 4-2. Lower horizontal part; 4-3. Longitudinal part; 4-4. Opening; 4-5. Pressure rod; 4-6. Fixed pulley 1; 4-7. Fixed pulley 2; 4-8. Fixed pulley 3; 4-9. Slide; 4-10. Push plate; 4-101. Bottom plate; 4-102. Hook; 4-103. Vertical plate; 4-104. Sleeve; 4-105. Screw; 4-106. Adjusting nut; 4-107. Compression spring; 4-108. Contact plate; 4-109. Cushion; 4-110. Pull rope; 5. Support plate; 6. Slide rail; 7. Roller; 8. Return spring. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention; it is obvious that the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0022] In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "top / bottom," and the like, indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They are not intended to indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0023] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "mounted / connected," and "connected" should be understood in a broad sense. For example, "connected" can mean a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be internal communication between two components. For those skilled in the art, the specific meanings of the above terms in this utility model can be understood according to the specific circumstances. Example 1

[0024] like Figure 1-3As shown, in this embodiment, a sandblasting device that is easy to quickly position includes a sandblasting machine body 1 and a conveying device 2. The conveying device 2 runs horizontally through the sandblasting machine body 1 and is used to convey the workpiece into the sandblasting machine body 1 for sandblasting. The conveying device 2 is provided with a quick positioning mechanism, and the quick positioning mechanism includes a horizontally arranged base 3. The front and rear sides of the base 3 are both symmetrically provided with a clamping mechanism. The clamping mechanism includes a shell 4, and the shell 4 includes an upper transverse portion 4- 1 and the lower transverse part 4-2, the inward end of the upper transverse part 4-1 is connected to the outward end of the lower transverse part 4-2 through the longitudinal part 4-3, the upper surface of the lower transverse part 4-2 is provided with an opening 4-4, a pressure rod 4-5 is provided for longitudinal sliding in the opening 4-4, a return spring 8 is provided between the pressure rod 4-5 and the inner bottom surface of the lower transverse part 4-2, the inner top wall of the lower transverse part 4-2 is provided with a fixed pulley 4-6, the upper and lower ends of the longitudinal part 4-3 are respectively provided with a fixed pulley 2 4-7 and a fixed pulley 3 4-8, the upper transverse part 4-2 is provided with an opening 4-4, a pressure rod 4-5 is provided for longitudinal sliding in the opening 4-4, a return spring 8 is provided between the pressure rod 4-5 and the inner bottom surface of the lower transverse part 4-2, the upper and lower ends of the longitudinal part 4-3 are respectively provided with a fixed pulley 4-7 and a fixed pulley 3 4-8, The top of the part 4-1 is provided with a slide groove 4-9, and a push plate 4-10 is slidably provided on the slide groove 4-9. In order to adapt to workpieces of different sizes, in this embodiment, the push plate 4-10 includes a bottom plate 4-101, a hook 4-102 is provided on the bottom surface of the bottom plate 4-101, a vertical plate 4-103 is provided on the upper surface of the bottom plate 4-101, a sleeve 4-104 is horizontally provided on the vertical plate 4-103, and a screw 4-105 is provided in the internal thread connection of the sleeve 4-104. The screw 4-10 5 is provided with an adjusting nut 4-106, a compression spring 4-107 is provided between the adjusting nut 4-106 and the vertical plate 4-103, a contact plate 4-108 is provided on the inward end of the screw 4-105, and a soft pad 4-109 is provided on the inward side of the contact plate 4-108. A pull rope 4-110 is connected to the hook 4-102, and the pull rope 4-110 passes through the fixed pulley 2 4-7, the fixed pulley 3 4-8, and the fixed pulley 1 4-6 in sequence and is connected to the lower end of the pressure rod 4-5.

[0025] In order to better support the workpiece, in this embodiment, a support plate 5 is laterally provided at the top end of the pressure rod 4 - 5 .

[0026] In order to prevent sand particles from entering the housing 4 , the support plate 5 blocks the opening 4 - 4 .

[0027] The working principle and beneficial effects of the above technical solution are:

[0028] When in use, first symmetrically adjust the screw rods 4-105 on the left and right sides so that the distance between the contact plates 4-108 on both sides is greater than the width of the workpieces to be processed in the same batch, and the distance on one side is maintained between 1-2 cm. Then adjust the position of the adjusting nut 4-106 so that it just squeezes the compression spring 4-107 on the vertical plate 4-103. After the preparation is completed, the workpiece can be placed, and the conveying device 2 and the sandblasting machine body 1 are started to perform the sandblasting operation. When placing the workpiece, it is necessary to place the workpiece on the base 3 with the front and back center of the workpiece. When the workpiece is placed, the workpiece presses the support plate 5 downward under the action of gravity, and the support plate 5 drives the pressure rod 4-5 downward, and then pulls the pull rope 4-110, so that the push plate 4-10 moves inward, so that the contact plate 4-108 squeezes the workpiece to fix it.

[0029] Compared with the prior art, the present invention can fix the workpiece without the need for a secondary operation after the workpiece is placed, is simple to operate, and improves work efficiency. Example 2

[0030] like Figure 4 As shown, based on the first embodiment, to ensure that the workpiece is located in the middle of the base 3 when clamped, in this embodiment, a slide rail 6 is provided transversely on the top of the support plate 5, and a plurality of rollers 7 are rotatably provided within the slide rail 6. When the push plate 4-10 moves inward and the contact plate 4-108 contacts the workpiece, the workpiece moves left and right under the action of the rollers 7 under the action of the thrust, thereby keeping the workpiece in the middle area of the base 3 and ensuring balanced pressure on both sides.

[0031] The above are only preferred embodiments of the present invention; however, the scope of protection of the present invention is not limited thereto. Any person skilled in the art who, within the technical scope disclosed in the present invention, makes equivalent substitutions or modifications based on the technical solutions and improved concepts of the present invention shall be covered by the scope of protection of the present invention.

Claims

1. A sandblasting device that facilitates rapid positioning, characterized in that: The invention comprises a sandblasting machine body (1) and a conveying device (2), wherein the conveying device (2) passes through the sandblasting machine body (1) transversely and is used to convey a workpiece into the sandblasting machine body (1) for sandblasting operation, and the conveying device (2) is provided with a quick positioning mechanism, and the quick positioning mechanism comprises a horizontally arranged base (3), and the front and rear sides of the base (3) are both symmetrically provided with a clamping mechanism, and the clamping mechanism comprises a shell (4), and the shell (4) comprises an upper transverse part (4-1) and a lower transverse part (4-2), and an inward end of the upper transverse part (4-1) is connected to an outward end of the lower transverse part (4-2) through a longitudinal part (4-3), and an opening (4-4) is provided on the upper surface of the lower transverse part (4-2), and a pressure rod (4-5) is longitudinally slidably provided in the opening (4-4), and the pressure rod (4-5) is connected to the lower transverse part ( A return spring (8) is provided between the inner bottom surfaces of the lower transverse portion (4-2), a fixed pulley 1 (4-6) is provided on the inner top wall of the lower transverse portion (4-2), a fixed pulley 2 (4-7) and a fixed pulley 3 (4-8) are provided at the upper and lower ends of the longitudinal portion (4-3), a sliding groove (4-9) is provided on the top of the upper transverse portion (4-1), a push plate (4-10) is slidably provided on the sliding groove (4-9), a compression spring (4-107) is provided on the inner side of the push plate (4-10), a hook (4-102) extending out of the sliding groove (4-9) is provided downwardly at the lower end of the push plate (4-10), a pull rope (4-110) is connected to the hook (4-102), and the pull rope (4-110) passes through the fixed pulley 2 (4-7), the fixed pulley 3 (4-8), and the fixed pulley 1 (4-6) in sequence and is connected to the lower end of the pressure rod (4-5).

2. The sandblasting equipment that facilitates rapid positioning according to claim 1, characterized in that: A support plate (5) is laterally arranged at the top end of the pressure rod (4-5).

3. The sandblasting equipment that facilitates rapid positioning according to claim 2, characterized in that: The support plate (5) blocks the opening (4-4).

4. The sandblasting equipment that facilitates rapid positioning according to claim 3, characterized in that: A slide rail (6) is laterally arranged on the top of the support plate (5), and a plurality of rollers (7) are arranged inside the slide rail (6).

5. The sandblasting equipment that facilitates rapid positioning according to claim 1, characterized in that: The push plate (4-10) includes a base plate (4-101), a hook (4-102) is arranged on the bottom surface of the base plate (4-101), a vertical plate (4-103) is arranged on the base plate (4-101), a sleeve (4-104) is horizontally arranged on the vertical plate (4-103), a screw rod (4-105) is arranged in an internal thread connection of the sleeve (4-104), an adjusting nut (4-106) is arranged on the screw rod (4-105), a compression spring (4-107) is arranged between the adjusting nut (4-106) and the vertical plate (4-103), and a contact plate (4-108) is provided on the inward end of the screw rod (4-105).

6. The sandblasting equipment for facilitating rapid positioning according to claim 5, characterized in that A soft pad (4-109) is provided on the inner side of the contact plate (4-108).

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