Sand blasting device

Abstract

The utility model provides a sand blasting device which comprises a support, the back side of the support is movably connected with a balancing weight, the surface of the balancing weight is fixedly connected with a sand blasting box, and the ground of the sand blasting box is in contact with a working trolley; a sliding groove is formed in the surface of the back side of the support, a sliding block is slidably connected into the sliding groove, a connecting block is fixedly connected to the surface of the sliding block, a bearing block is fixedly arranged on the surface of the connecting block, a clamping block is inserted into the bearing block in a penetrating mode, and a bottom plate is fixedly connected to the bottom of a balancing weight. Compared with the prior art, the device has the advantages that when the first telescopic rod needs to be started to support the bottom plate, the connecting block supported by the bottom plate drives the sliding block to be located in the sliding groove, the position of the balancing weight limited by the connecting block and the bottom plate is limited, and under the action of the first telescopic rod, the balancing weight is driven by the sliding block to be located in the sliding groove; according to the sand blasting device, the position of the balancing weight can be limited, and meanwhile, the balancing weight is prevented from shifting when the sand blasting device runs.

Description

Technical Field

[0001] The utility model relates to a sandblasting device, belonging to the field of sandblasting devices. Background Art

[0002] Sandblasting is a process that uses the impact of high-speed sand flow to clean and roughen the surface of the workpiece substrate. The sandblasting material is sprayed onto the surface of the rail that needs to be processed, so that the surface of the rail has different roughness, which improves the mechanical properties of the rail and increases the adhesion between the rail and the wheel. Therefore, the sandblasting process has been widely used.

[0003] In the prior art, since a sandblasting device is used for surface treatment of rails, and the sandblasting device is composed of a bracket, a counterweight, a transmission screw, a sandblasting box and a work trolley, when working, the rail enters the lower end of the sandblasting device along with the work trolley, and then the sandblasting box is lowered, and the positioning wheel of the sandblasting box clamps the top of the rail, and then the rail is sandblasted. A set of grinding devices is installed behind the sandblasting box for grinding the surface of the rail. However, at this time, the position of the counterweight controlled by the straight tube transmission screw will be displaced during the sandblasting process, resulting in a deviation in the position of the counterweight, which affects the use of the sandblasting device. Utility Model Content

[0004] In view of the deficiencies in the prior art, the purpose of the present invention is to provide a sandblasting device to solve the problems raised in the above-mentioned background technology. The present invention can support and limit the position of the counterweight block, thereby preventing the counterweight block from being offset.

[0005] In order to achieve the above object, the utility model is implemented by the following technical scheme: a sandblasting device comprises a bracket, a counterweight block is movably connected to the back side of the bracket, a sandblasting box is fixedly connected to the surface of the counterweight block, and the ground of the sandblasting box contacts a work trolley;

[0006] A slide groove is provided on the back surface of the bracket, a slider is slidably connected inside the slide groove, a connecting block is fixedly connected to the surface of the slider, a receiving block is fixedly arranged on the surface of the connecting block, a card block is inserted inside the receiving block, a bottom plate is fixedly connected to the bottom of the counterweight block, a fixing plate is fixedly connected to the bottom of the back side of the bracket, a first plate groove is provided inside the fixing plate, a first telescopic rod is fixedly arranged inside the first plate groove, and a limiting plate is fixedly installed on the top of the fixing plate.

[0007] Furthermore, two slide slots are provided on the back side of the slide slot bracket, and the positions of the two slide slots are symmetrically arranged with each other, and a sliding block arranged inside each slide slot is respectively connected to a connecting block.

[0008] Furthermore, the top of the base plate is fixedly connected to the bottom of the counterweight block, the two sides of the contact position between the counterweight block and the base plate correspond to the connecting blocks respectively, and the clamping block passes through the connecting block and contacts the side of the receiving block and the counterweight block.

[0009] Furthermore, two symmetrically arranged first telescopic rods are arranged inside the first plate groove opened inside the fixed plate, the tops of the two first telescopic rods are in contact with the bottom of the bottom plate, and the first telescopic rods support the counterweight blocks on the top surface of the bottom plate.

[0010] Furthermore, a receiving plate is fixedly installed on the bottom surface of the work trolley, a card slot is opened inside the surface of the receiving plate, the inner bottom end of the card slot is rotatably connected with a rotating block, the side end of the rotating block is rotatably connected with a rotating rod, the surface of the rotating block is fixedly connected with a clamping plate, the side end of the clamping plate contacts with a fixed block, the side of the fixed block is inserted with an insertion rod, the end of the insertion rod is fixedly connected with a pulling block, a second plate slot is opened at the inner bottom end of the clamping plate, a second telescopic rod is fixedly connected inside the second plate slot, the top of the second telescopic rod is fixedly connected with an arc plate, the top of the arc plate is movably connected with a ball bearing, and a hole slot is opened on the side end surface of the clamping plate.

[0011] Furthermore, two receiving plates are symmetrically arranged at the bottom of the work trolley, the spacing distance between the two receiving plates matches the distance between the rails, and the bottom surfaces of the receiving plates are in contact with the rails.

[0012] Furthermore, the rotating rod is respectively provided at both ends of the rotating block, the rotating rod contacts the inner wall of the card slot, and the insertion rod passes through the fixed block and is connected to the side end of the card plate.

[0013] Furthermore, a plurality of groups of the second telescopic rods are arranged at equal intervals inside the second plate groove, the top of each second telescopic rod is connected to an arc plate and a ball bearing, and the position of the hole groove corresponds to the position of each arc plate.

[0014] Beneficial effects of the utility model: the sandblasting device of the utility model first needs to start the first telescopic rod to support the bottom plate, while the position of the connecting block supported by the bottom plate drives the slider to be inside the slide slot, and limits the position of the counterweight block limited by the connecting block and the bottom plate, so that under the action of the first telescopic rod, the position of the counterweight block can be limited, and the counterweight block can be prevented from being offset when the sandblasting device is running;

[0015] Secondly, the position of the card plate can be rotated along the position of the rotating block and the rotating rod, and at the same time, the pull block allows the insertion rod to pass through the fixed block and contact the side of the card plate, and then the second telescopic rod is started, so that the ball pushed by the second telescopic rod contacts the inner wall of the rail, so that during sandblasting, the height between the sandblasting device and the rail can be completed, and the sandblasting device can be moved more conveniently. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0017] Figure 1 It is a structural schematic diagram of the utility model sandblasting device from a three-dimensional southeast angle;

[0018] Figure 2 It is a structural schematic diagram of the sandblasting device of the utility model from a three-dimensional northeast angle;

[0019] Figure 3 It is a side structural schematic diagram of the sandblasting device of the utility model;

[0020] Figure 4 It is a schematic diagram of a three-dimensional cross-section of a clamping plate in the sandblasting device of the utility model;

[0021] Figure 5 for Figure 1 A is an enlarged schematic diagram.

[0022] In the figure: 1, bracket; 2, counterweight; 3, sandblasting box; 301, work trolley; 4, slide; 401, slider; 402, connecting block; 403, receiving block; 404, clamping block; 405, bottom plate; 5, fixing plate; 501, first plate slot; 502, first telescopic rod; 503, limiting plate; 6, receiving plate; 601, clamping slot; 602, rotating block; 603, rotating rod; 604, clamping plate; 605, fixing block; 606, plug rod; 607, pulling block; 7, second plate slot; 8, second telescopic rod; 9, arc plate; 901, ball bearing; 902, hole slot. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0024] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5The utility model provides a technical solution: a sandblasting device, comprising a bracket 1, a counterweight 2 is movably connected to the back side of the bracket 1, a sandblasting box 3 is fixedly connected to the surface of the counterweight 2, and a work trolley 301 is in contact with the ground of the sandblasting box 3; two slide slots 4 are opened on the back side of the bracket 1, and the positions of the two slide slots 4 are arranged symmetrically with each other. The slider 401 arranged inside each slide slot 4 is respectively connected to a connecting block 402, the top of the bottom plate 405 is fixedly connected to the bottom of the counterweight 2, and the two sides of the contact position of the counterweight 2 and the bottom plate 405 correspond to the connecting blocks 402 respectively, and the clamping block 404 passes through the connecting block 402 and the receiving block 403 and contacts the side of the counterweight 2, and the first plate groove 501 opened in the fixed plate 5 has two symmetrically arranged first telescopic rods 502 inside, the tops of the two first telescopic rods 502 are in contact with the bottom of the bottom plate 405, and the first telescopic rods 502 support the counterweight 2 on the top surface of the bottom plate 405.

[0025] A slide groove 4 is provided on the back surface of the bracket 1, and a slider 401 is slidably connected inside the slide groove 4. A connecting block 402 is fixedly connected to the surface of the slider 401, a receiving block 403 is fixedly provided on the surface of the connecting block 402, and a clamping block 404 is inserted inside the receiving block 403. A bottom plate 405 is fixedly connected to the bottom of the counterweight block 2, and a fixing plate 5 is fixedly connected to the bottom of the back side of the bracket 1. A first plate groove 501 is provided inside the fixing plate 5, and a first telescopic rod 502 is fixedly provided inside the first plate groove 501. A limiting plate 503 is fixedly installed on the top of the fixing plate 5.

[0026] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 A receiving plate 6 is fixedly installed on the bottom surface of the work trolley 301, and a card slot 601 is opened inside the surface of the receiving plate 6. The bottom end of the card slot 601 is rotatably connected to a rotating block 602, and the side end of the rotating block 602 is rotatably connected to a rotating rod 603. A card plate 604 is fixedly connected to the surface of the rotating block 602. The side end of the card plate 604 contacts a fixed block 605. An insertion rod 606 is inserted through the side of the fixed block 605, and a pull block 607 is fixedly connected to the end of the insertion rod 606. A second plate groove 7 is opened at the bottom end of the card plate 604, and a second telescopic rod 8 is fixedly connected inside the second plate groove 7. The top of the second telescopic rod 8 is fixedly connected to an arc plate 9, and the top of the arc plate 9 is movably connected to a ball bearing 901. A hole groove 902 is opened on the side end surface of the card plate 604.

[0027] Two receiving plates 6 are symmetrically arranged at the bottom of the work trolley 301, the spacing distance between the two receiving plates 6 matches the distance between the rails, and the bottom surface of the receiving plate 6 is in contact with the rails, a rotating rod 603 is respectively arranged at both ends of the rotating block 602, the rotating rod 603 is in contact with the inner wall of the card slot 601, and the insertion rod 606 passes through the fixed block 605 and is connected to the side end of the card plate 604, and multiple groups of second telescopic rods 8 are evenly spaced inside the second plate slot 7, and the top of each second telescopic rod 8 is connected to an arc plate 9 and a ball 901, and the position of the hole slot 902 corresponds to the position of each arc plate 9.

[0028] Specific implementation method: First, when it is necessary to limit the position of the counterweight 2, it is necessary to start the first telescopic rod 502 to support the bottom plate 405, and at the same time, it is necessary to make the position of the connecting block 402 supported by the bottom plate 405 drive the slider 401 to be inside the slide groove 4, so as to limit the position of the counterweight 2 limited by the connecting block 402 and the bottom plate 405, so that under the action of the first telescopic rod 502, the position of the counterweight 2 can be limited, and the position of the counterweight 2 can be prevented from being offset when the sandblasting device is running;

[0029] Secondly, when it is necessary to make the work trolley 301 contact with the rail, the clamping wheel of the sandblasting box 3 can move while sandblasting, and the position of the clamping plate 604 can be rotated along the position of the rotating block 602 and the rotating rod 603, so that the clamping plate 604 contacts the rail, and at the same time, the insertion rod 606 is passed through the fixed block 605 through the pulling block 607 to contact the side of the clamping plate 604, and then the second telescopic rod 8 is started, so that the ball 901 pushed by the second telescopic rod 8 contacts the inner wall of the rail, so that during sandblasting, the height between the sandblasting device and the rail can be completed, and the sandblasting device can be moved more conveniently.

[0030] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A sandblasting device, comprising a support (1), characterized in that: The back side of the support (1) is movably connected to a counterweight block (2), the surface of the counterweight block (2) is fixedly connected to a sandblasting box (3), and the ground of the sandblasting box (3) is in contact with a work trolley (301); A sliding groove (4) is provided on the back surface of the bracket (1), a slider (401) is slidably connected inside the sliding groove (4), a connecting block (402) is fixedly connected to the surface of the slider (401), a receiving block (403) is fixedly arranged on the surface of the connecting block (402), a clamping block (404) is inserted inside the receiving block (403), a bottom plate (405) is fixedly connected to the bottom of the counterweight block (2), a fixing plate (5) is fixedly connected to the bottom of the back side of the bracket (1), a first plate groove (501) is provided inside the fixing plate (5), a first telescopic rod (502) is fixedly arranged inside the first plate groove (501), and a limiting plate (503) is fixedly installed on the top of the fixing plate (5).

2. The sandblasting device according to claim 1, characterized in that: Two slide grooves (4) are provided on the back side of the bracket (1), and the positions of the two slide grooves (4) are arranged symmetrically with each other. A sliding block (401) arranged inside each slide groove (4) is respectively connected to a connecting block (402).

3. The sandblasting device according to claim 1, characterized in that: The top of the bottom plate (405) is fixedly connected to the bottom of the counterweight block (2), the two sides of the contact position between the counterweight block (2) and the bottom plate (405) correspond to the connecting blocks (402) respectively, and the clamping block (404) passes through the connecting block (402) and the receiving block (403) to contact the side of the counterweight block (2).

4. The sandblasting device according to claim 1, characterized in that: Two symmetrically arranged first telescopic rods (502) are disposed inside the first plate slot (501) opened inside the fixed plate (5), the tops of the two first telescopic rods (502) are in contact with the bottom of the bottom plate (405), and the first telescopic rods (502) support the counterweight (2) on the top surface of the bottom plate (405).

5. The sandblasting device according to claim 1, characterized in that: A receiving plate (6) is fixedly mounted on the bottom surface of the work trolley (301); a slot (601) is provided inside the surface of the receiving plate (6); a rotating block (602) is rotatably connected to the bottom end of the slot (601); a rotating rod (603) is rotatably connected to the side end of the rotating block (602); a card plate (604) is fixedly connected to the surface of the rotating block (602); a side end of the card plate (604) contacts a fixed block (605); and the fixed block (605) A plug rod (606) is inserted into the side surface, the end of the plug rod (606) is fixedly connected to a pull block (607), the inner bottom end of the clamping plate (604) is provided with a second plate groove (7), the interior of the second plate groove (7) is fixedly connected to a second telescopic rod (8), the top of the second telescopic rod (8) is fixedly connected to an arc plate (9), the top of the arc plate (9) is movably connected to a ball bearing (901), and the side end surface of the clamping plate (604) is provided with a hole groove (902).

6. The sandblasting device according to claim 5, characterized in that: Two receiving plates (6) are symmetrically arranged at the bottom of the work trolley (301), the spacing between the two receiving plates (6) matches the distance between the steel rails, and the bottom surfaces of the receiving plates (6) are in contact with the steel rails.

7. The sandblasting device according to claim 5, characterized in that: The rotating rod (603) is provided at each end of the rotating block (602), the rotating rod (603) contacts the inner wall of the clamping groove (601), and the insertion rod (606) passes through the fixing block (605) and is connected to the side end of the clamping plate (604).

8. The sandblasting device according to claim 5, characterized in that: A plurality of groups of the second telescopic rods (8) are arranged at equal intervals inside the second plate groove (7); the top of each second telescopic rod (8) is connected to an arc plate (9) and a ball (901), and the position of the hole groove (902) corresponds to the position of each arc plate (9).

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