Casting machining device convenient for fixing casting

Abstract

The casting machining device comprises a machining table, a first supporting column is fixedly connected to the machining table, a rectangular hole is formed in the machining table, a second supporting column is arranged on the rectangular hole, and a moving mechanism used for driving the second supporting column to move is arranged between the second supporting column and the rectangular hole. Mounting boxes are arranged on the first supporting column and the second supporting column, clamping mechanisms used for clamping and fixing a casting are arranged in the two mounting boxes, each clamping mechanism comprises a plurality of clamping plates, and friction lines are arranged on the arc-shaped surfaces of the two sides of each clamping plate. According to the casting machining device for fixing the casting, the limiting mechanism is arranged to clamp and limit the casting, the multiple clamping plates can be driven to move synchronously by rotating any first rotating handle, an operator can control the multiple clamping plates to be close to or dispersed by changing the rotating direction of the first rotating handle, operation is easy and convenient, and time is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of casting processing, in particular to a casting machining device which is convenient for fixing castings. Background Art

[0002] Castings are metal objects obtained by various casting methods, that is, the smelted liquid metal is poured into a pre-prepared mold by pouring, injection, suction or other casting methods. After cooling, the casting needs to be processed again. The resulting object has a certain shape, size and performance. During the casting processing, the casting is difficult to fix and inconvenient to process;

[0003] Referring to the patent comparative document with application number "CN202222144880.2" and titled "A casting machining device convenient for fixing castings", the casting is clamped and limited by a clamping block, and the sliding plate is pushed to move by an electric push rod, which drives the movable plate to move, so that the contact pad contacts the casting for limited fixation, thereby achieving fixation according to the size of the casting. However, when the clamping block of this device clamps and fixes the casting, the operator needs to rotate the clamping pad in turn, which is too cumbersome to operate and consumes the time and energy of the staff, thereby greatly reducing the processing efficiency of the casting.

[0004] For this purpose, we have designed a casting machining device which is convenient for fixing castings. Utility Model Content

[0005] The purpose of the utility model is to provide a casting machining device that is convenient for fixing castings, so as to solve the problem in the above background technology that the clamping pads on the clamping blocks need to be rotated in sequence to clamp and fix the castings, which is cumbersome to operate and consumes a lot of time and energy of the operator.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solution: including a processing table, a first pillar is fixedly connected to the processing table, a rectangular hole is opened on the processing table, a second pillar is arranged on the rectangular hole, a moving mechanism for driving the second pillar to move is arranged between the second pillar and the rectangular hole, the first pillar and the second pillar are both provided with installation boxes, and the two installation boxes are both provided with clamping mechanisms for clamping and fixing the casting, the clamping mechanism includes a plurality of clamping plates, and friction patterns are arranged on the arc surfaces on both sides of the clamping plates.

[0007] Preferably, mounting grooves are provided on both sides of the rectangular hole, and the moving mechanism is placed in the mounting grooves, and the moving mechanism includes:

[0008] Two first screw rods, the two first screw rods are rotatably connected in the installation groove;

[0009] Two first sliding blocks, the two first sliding blocks slide in the installation groove, and the first sliding blocks are threadedly connected to the first screw rod;

[0010] The mounting block has two sides fixedly connected to the two first sliding blocks respectively, and the second support column is fixedly connected to the mounting block.

[0011] Preferably, sprockets are coaxially fixed to the ends of the two first screw rods, a chain is provided between the two sprockets, and the chain is meshed with the sprockets, and two second handles are rotatably connected to the side wall of the processing table, and the second handles are coaxially fixed to the first screw rods.

[0012] Preferably, the two installation boxes are rotatably connected to the first support column and the second support column respectively through a cylindrical shaft, and a plurality of sliding grooves are provided on the installation boxes.

[0013] Preferably, the clamping mechanism further comprises:

[0014] A plurality of second screw rods, wherein the plurality of second screw rods are rotatably connected in the installation box;

[0015] A plurality of first bevel gears, wherein the plurality of first bevel gears are coaxially fixed to the plurality of second screw rods respectively;

[0016] A plurality of second slide blocks, wherein the plurality of second slide blocks are respectively fixedly connected to the plurality of clamping plates, and the second slide blocks slide in the slide grooves;

[0017] The second bevel gear is rotatably connected in the mounting box, and the second bevel gear is meshed with the plurality of first bevel gears.

[0018] Preferably, a plurality of first turning handles are rotatably connected to the side wall of the installation box, and the first turning handles are coaxially fixed with the second screw rod.

[0019] Beneficial Effects

[0020] The utility model provides a casting machining device which is convenient for fixing castings and has the following beneficial effects:

[0021] 1. The casting machining device for fixing the casting clamps the casting by setting a limit mechanism. By turning any first handle, multiple clamping plates can be driven to move synchronously. The operator can control the multiple clamping plates to move closer or more by changing the rotation direction of the first handle. The operation is simple and convenient, saving time.

[0022] 2. The casting machining device for fixing the casting controls the distance between the two clamping mechanisms by setting a moving mechanism, so that the two clamping mechanisms respectively fix and clamp the two ends of the casting, thereby improving the stability of the casting fixation and preventing the casting from shaking and falling off during processing, so as not to affect the processing quality of the casting. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a structural schematic diagram of a casting machining device for fixing castings according to the utility model;

[0024] Figure 2 It is a partial enlarged view of a casting machining device for fixing castings according to the utility model;

[0025] Figure 3 It is a partial cross-sectional view of a casting machining device for fixing castings according to the utility model;

[0026] Figure 4 for Figure 3 Enlarged view of point A in the middle.

[0027] In the figure: 1, processing table; 2, rectangular hole; 3, first pillar; 4, mounting block; 5, second pillar; 6, mounting box; 7, cylindrical shaft; 8, clamping plate; 9, first handle; 10, first screw rod; 11, second handle; 12, first slider; 13, sprocket; 14, chain; 15, friction pattern; 16, second screw rod; 17, second slider; 18, first bevel gear; 19, second bevel gear. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] See also Figure 1 The utility model provides a technical solution: it includes a processing table 1, a first pillar 3 is fixedly connected to the processing table 1, a rectangular hole 2 is opened on the processing table 1, and the processed casting debris can fall into the processing table 1 through the rectangular hole 2 for collection, which is convenient for operators to centrally process; a second pillar 5 is arranged on the rectangular hole 2, and a moving mechanism for driving the second pillar 5 to move is arranged between the second pillar 5 and the rectangular hole 2; a mounting box 6 is arranged on the first pillar 3 and the second pillar 5, and a clamping mechanism for clamping and fixing the casting is arranged in the two mounting boxes 6, and the clamping mechanism includes a plurality of clamping plates 8, and friction patterns 15 are arranged on the arc surfaces on both sides of the clamping plates 8. The friction pattern 15 is arranged to increase the friction between the clamping plates 8 and the casting, thereby improving the stability of the clamping plates 8 in fixing and clamping the casting.

[0030] See also Figure 2, mounting grooves are opened on both sides of the rectangular hole 2, and the moving mechanism is placed in the mounting grooves, the moving mechanism includes two first screw rods 10, and the two first screw rods 10 are rotatably connected in the mounting grooves; the moving mechanism also includes two first sliders 12, and the two first sliders 12 slide in the mounting grooves. The mounting grooves can limit the first sliders 12 to prevent the first sliders 12 from rotating, and the first sliders 12 are threadedly connected to the first screw rods 10. Rotating the first screw rod 10 can drive the first sliders 12 to move; the moving mechanism also includes a mounting block 4, and the two sides of the mounting block 4 are respectively fixedly connected to the two first sliders 12, and the second pillar 5 is fixedly connected to the mounting block 4.

[0031] The ends of the two first screw rods 10 are coaxially fixed with sprockets 13, a chain 14 is arranged between the two sprockets 13, and the chain 14 is meshed with the sprockets 13. Two second turning handles 11 are rotatably connected to the side wall of the processing table 1, and the second turning handles 11 are coaxially fixed with the first screw rods 10. By setting the sprockets 13 and the chains 14, the two first screw rods 10 can be rotated synchronously, and the operator only needs to rotate one of the second turning handles 11 at will to drive the moving mechanism to operate;

[0032] When in use, rotating any one of the second turning handles 11 drives the first screw rod 10 and the sprocket 13 coaxially fixed at the end of the first screw rod 10 to rotate, and the rotating sprocket 13 drives another sprocket 13 to rotate through the meshing chain 14, thereby driving the other first screw rod 10 to rotate synchronously, and the rotating first screw rod 10 drives the first slider 12 and the mounting block 4 fixed to the first slider 12 to move, and the moving mounting block 4 drives the second pillar 5 and the mounting box 6 rotatably connected to the second pillar 5 to move, so as to control the distance between the two clamping mechanisms, so as to facilitate the clamping mechanism to fix and clamp the two ends of the casting, so as to improve the stability of the casting fixation, prevent the casting from shaking and falling off during processing, so as not to affect the processing quality of the casting.

[0033] See also Figure 3 and Figure 4 , the two installation boxes 6 are rotatably connected to the first pillar 3 and the second pillar 5 respectively through the cylindrical shaft 7, and a plurality of slide grooves are opened on the installation box 6; the clamping mechanism also includes a plurality of second screw rods 16, and the plurality of second screw rods 16 are rotatably connected to the installation box 6; the clamping mechanism also includes a plurality of first bevel gears 18, and the plurality of first bevel gears 18 are coaxially fixed with the plurality of second screw rods 16 respectively; the clamping mechanism also includes a plurality of second sliders 17, and the plurality of second sliders 17 are respectively fixedly connected to the plurality of clamping plates 8, and the second sliders 17 slide in the slide grooves;

[0034] The clamping mechanism also includes a second bevel gear 19, which is rotatably connected in the installation box 6, and the second bevel gear 19 is meshed with multiple first bevel gears 18. It should be noted that there is a certain distance between the multiple first bevel gears 18, and they will not affect each other, so that the rotation of any first bevel gear 18 can drive the remaining first bevel gears 18 to rotate synchronously through the second bevel gear 19; multiple first turning handles 9 are rotatably connected to the side wall of the installation box 6, and the first turning handles 9 are coaxially fixed with the second screw rod 16.

[0035] When in use, rotating any one of the first turning handles 9 drives the second screw rod 16 and the first bevel gear 18 coaxially fixed at the end of the second screw rod 16 to rotate. The rotating first bevel gear 18 drives the meshing second bevel gear 19 to rotate, and then drives the remaining first bevel gears 18 meshing with the second bevel gear 19 to rotate, so that multiple second screw rods 16 rotate synchronously, and the rotating second screw rod 16 drives the second slider 17 and the clamping plate 8 fixed on the second slider 17 to move, and the end of the casting is fixedly clamped by the clamping plate 8. When there is a hole at the end of the casting, the clamping plate 8 can be inserted into the hole, and the driving limit mechanism makes the clamping plate 8 disperse outward, and the clamping plate 8 is against the inner wall of the hole, so as to fix the casting. The operator can choose to clamp the outer wall of the casting or the inner wall of the limited casting according to the different castings. The operator can control the multiple clamping plates 8 to move closer or more by changing the rotation direction of the first turning handle 9. The operation is simple and convenient, saving time.

[0036] Working principle: Rotating the first turning handle 9 drives the second screw rod 16 and the first bevel gear 18 coaxially fixed at the end of the second screw rod 16 to rotate, and the rotating first bevel gear 18 drives the meshing second bevel gear 19 to rotate, and then drives the remaining first bevel gears 18 meshing with the second bevel gear 19 to rotate, so that multiple second screw rods 16 rotate synchronously, and the rotating second screw rod 16 drives the second slider 17 and the clamping plate 8 fixed on the second slider 17 to move, and the end of the casting is fixedly clamped by the clamping plate 8;

[0037] Rotating the second turning handle 11 drives the first screw rod 10 and the sprocket 13 coaxially fixed at the end of the first screw rod 10 to rotate. The rotating sprocket 13 drives another sprocket 13 to rotate through the meshing chain 14, thereby driving the other first screw rod 10 to rotate synchronously. The rotating first screw rod 10 drives the first slider 12 and the mounting block 4 fixed to the first slider 12 to move. The moving mounting block 4 drives the second pillar 5 and the mounting box 6 rotatably connected to the second pillar 5 to move, so that the clamping mechanism fixes the other end of the casting.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A casting machining device for fixing castings, comprising a machining table (1), characterized in that: A first pillar (3) is fixedly connected to the processing table (1), a rectangular hole (2) is opened on the processing table (1), a second pillar (5) is arranged on the rectangular hole (2), a moving mechanism for driving the second pillar (5) to move is arranged between the second pillar (5) and the rectangular hole (2), the first pillar (3) and the second pillar (5) are both provided with mounting boxes (6), and a clamping mechanism for clamping and fixing the casting is arranged in the two mounting boxes (6), the clamping mechanism comprises a plurality of clamping plates (8), and friction lines (15) are arranged on the arc surfaces on both sides of the clamping plates (8).

2. A casting machining device for fixing castings according to claim 1, characterized in that: The rectangular hole (2) is provided with mounting grooves on both sides, and the moving mechanism is placed in the mounting grooves, and the moving mechanism comprises: Two first screw rods (10), the two first screw rods (10) being rotatably connected in the mounting groove; Two first sliding blocks (12), the two first sliding blocks (12) slide in the installation groove, and the first sliding blocks (12) are threadedly connected to the first screw rod (10); A mounting block (4), wherein two sides of the mounting block (4) are respectively fixedly connected to two first sliding blocks (12), and the second support column (5) is fixedly connected to the mounting block (4).

3. A casting machining device for fixing castings according to claim 2, characterized in that: Sprocket wheels (13) are coaxially fixed to the ends of the two first screw rods (10), a chain (14) is provided between the two sprocket wheels (13), and the chain (14) is meshed with the sprocket wheels (13), and two second turning handles (11) are rotatably connected to the side wall of the processing table (1), and the second turning handles (11) are coaxially fixed to the first screw rods (10).

4. A casting machining device for facilitating the fixing of castings according to claim 1, characterized in that: The two installation boxes (6) are rotatably connected to the first support (3) and the second support (5) respectively through a cylindrical shaft (7), and a plurality of sliding grooves are provided on the installation box (6).

5. A casting machining device for fixing castings according to claim 4, characterized in that: The clamping mechanism also includes: A plurality of second screw rods (16), wherein the plurality of second screw rods (16) are rotatably connected to the installation box (6); A plurality of first bevel gears (18), wherein the plurality of first bevel gears (18) are coaxially fixed to the plurality of second screw rods (16) respectively; A plurality of second sliding blocks (17), wherein the plurality of second sliding blocks (17) are respectively fixedly connected to the plurality of clamping plates (8), and the second sliding blocks (17) slide in the sliding grooves; A second bevel gear (19), the second bevel gear (19) is rotatably connected in the installation box (6), and the second bevel gear (19) is meshed with the plurality of first bevel gears (18).

6. A casting machining device for facilitating the fixing of castings according to claim 5, characterized in that: A plurality of first turning handles (9) are rotatably connected to the side wall of the installation box (6), and the first turning handles (9) are coaxially fixed with the second screw rod (16).

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