Casting clamping device

Abstract

The utility model relates to a casting clamping device which comprises a casting positioning mechanism and a casting clamping mechanism, a casting is placed on a bracket, the bracket is arranged above the casting clamping mechanism, the positioning mechanism comprises a transverse moving assembly and a longitudinal moving assembly, the transverse moving assembly comprises a transverse shaft, a sliding way and a support, and the transverse shaft is arranged on the sliding way. The bottom of the support is in sliding connection with a sliding way on the transverse shaft, the longitudinal moving assembly comprises a sliding rod, a lead screw and a sliding table, the sliding table is arranged on the support through the sliding rod and the lead screw, the clamping mechanism comprises a base, a clamping plate and a driving unit, the clamping plate is in sliding connection in a sliding groove in the upper portion of the base, and the clamping plate slides in the sliding groove through power provided by the driving unit. According to the clamping device, the clamping plates which are uniformly arranged are used for clamping the central round hole of the casting from inside to outside, the positioning accuracy is high, and meanwhile, the casting can be firmly fixed and cannot slip off.

Description

Technical Field

[0001] The utility model relates to the technical field of casting cleaning, in particular to a casting clamping device. Background Art

[0002] Castings are metal shaped 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, and then cooled and polished to obtain objects with a certain shape, size and performance.

[0003] For irregular castings with central circular holes, positioning and fixing the outer side of the casting is prone to inaccurate positioning or even slippage, which seriously affects the quality of subsequent processing; therefore, how to overcome the above-mentioned technical problems and defects has become a key issue that needs to be solved. Summary of the invention

[0004] The utility model aims to overcome the defects described in the background technology, thereby realizing a casting clamping device, which utilizes evenly arranged clamping plates to clamp the central circular hole of the casting from the inside to the outside, has high positioning accuracy, and can firmly fix the casting without slipping.

[0005] To achieve the above-mentioned purpose of the utility model, the technical solution of the utility model is: a casting clamping device, including a positioning mechanism and a clamping mechanism of the casting, the casting is placed on a bracket, the bracket is arranged above the clamping mechanism, the positioning mechanism includes a transverse movement component and a longitudinal movement component, the transverse movement component includes a transverse axis, a slideway and a bracket, the bottom of the bracket is slidably connected to the slideway on the transverse axis, the longitudinal movement component includes a sliding rod, a screw and a slide table, the slide table is arranged on the bracket through the sliding rod and the screw, the clamping mechanism includes a base, a splint and a driving unit, the splint is slidably connected in the slide groove on the upper part of the base, and the splint slides in the slide groove through the power provided by the driving unit.

[0006] Furthermore, a sliding block is installed below the bracket, the lower part of the sliding block matches the limiting rib on the inner wall of the slide, removable blocks are provided at both ends of the slide, and a ball bearing is installed at the bottom of the sliding block.

[0007] Furthermore, the slide rod and the lead screw are arranged in parallel on the bracket, the slide rod is fixedly connected to one side of the bracket, and the lead screw is installed on the other side of the bracket through a bearing.

[0008] Furthermore, light holes and threaded holes are opened in parallel on both sides of the slide, one side of the slide is slidably connected to the slide rod through the light hole, and the other side of the slide is threadedly connected to the lead screw through the threaded hole, and a driving motor is arranged at the end of the lead screw.

[0009] Furthermore, U-shaped grooves are evenly formed on the upper portion of the base, and sliding grooves extending toward both sides are formed at the bottom of the U-shaped grooves, and the bottom of the arc-shaped clamping plate matches the sliding grooves.

[0010] Furthermore, the driving unit includes a cylinder and a driving rod. The driving rod moves in a limiting groove in the middle of the base. The cylinder is fixed at the center position of the center hole of the base. One end of the driving rod is hinged to the lower part of the splint, and the other end is hinged to the free end of the cylinder.

[0011] Beneficial effects of the casting clamping device of the utility model:

[0012] The casting clamping device of the utility model, by setting a positioning mechanism and using an electric telescopic rod and a driving motor to control the movement of the clamping plate, is convenient for improving the flexibility and adaptability of the clamping mechanism, so that it can be suitable for the positioning and clamping of castings of various models and sizes; by setting a clamping mechanism and using evenly arranged arc-shaped clamping plates to press the inner wall of the circular hole of the casting outward, the casting is firmly fixed and the center positioning is played, which is convenient for subsequent processing and positioning. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the casting clamping device of the utility model;

[0014] Figure 2 yes Figure 1 A cross-sectional view of the clamping mechanism;

[0015] In the figure: 1- horizontal axis, 2- slideway, 3- bracket, 4- slider, 5- electric telescopic rod, 6- connecting frame, 7- slide rod, 8- lead screw, 9- motor, 10- slide table, 11- base, 12- upper seat, 13- splint, 14- slide groove, 15- U-shaped groove, 16- driving rod, 17- oil cylinder, 18- center hole, 19- limit groove. DETAILED DESCRIPTION

[0016] The casting clamping device of the utility model is described in more detail below with reference to the accompanying drawings and through specific implementation methods.

[0017] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0018] See also Figure 1-2A casting clamping device of this embodiment uses evenly arranged clamping plates to clamp the central circular hole of the casting from the inside to the outside, with high positioning accuracy. At the same time, the casting can be firmly fixed without slipping. The casting is mainly composed of a positioning mechanism and a clamping mechanism. The casting is placed on a bracket, and the bracket is arranged above the clamping mechanism. The casting is fixed on the bracket by the clamping mechanism.

[0019] In this embodiment, see Figure 1 The positioning mechanism includes a transverse movement component and a longitudinal movement component. The transverse movement component includes a transverse axis 1, a slideway 2 and a bracket 3. The bottom of the bracket 3 is slidably connected to the slideway 2 on the transverse axis 1. A slider 4 is installed under the bracket 3. The lower part of the slider 4 matches the limiting rib on the inner wall of the slideway 2. Removable blocks are provided at both ends of the slideway 4. A ball bearing is installed at the bottom of the slider 4 to facilitate the bracket to move laterally along the slideway. The longitudinal movement component includes a slide rod 7, a screw 8 and a slide table 10. The slide table 10 is arranged on the bracket 3 through the slide rod 7 and the screw 8. The slide rod 7 and the screw 8 are arranged parallel to the bracket 3. The slide rod 7 is fixedly connected to one side of the bracket 3, and the screw 8 is installed on the other side of the bracket 3 through a bearing. Light holes and threaded holes are opened in parallel on both sides of the slide table 10. One side of the slide table 10 is slidably connected to the slide rod 7 through the light hole, and the other side of the slide table 10 is threadedly connected to the screw 8 through the threaded hole. A driving motor 9 is provided at the end of the screw 8 for driving the screw 8 to rotate.

[0020] In this embodiment, see Figure 1-2 The clamping mechanism includes a base 11, a clamping plate 13 and a driving unit. U-shaped grooves 15 are evenly opened on the upper part of the base 11. A sliding groove 14 extending to both sides is opened at the bottom of the U-shaped groove 15. The bottom of the arc clamping plate 13 matches the sliding groove 14. The clamping plate 13 is slidably connected to the sliding groove 14 on the upper part of the base 11. The driving unit includes a cylinder 17 and a driving rod 16. The driving rod 16 moves in a limiting groove 19 in the middle of the base 11. The cylinder 17 is fixed at the center position of the center hole 18 of the base 11. One end of the driving rod 16 is hinged to the lower part of the clamping plate 13, and the other end is hinged to the free end of the cylinder 17.

[0021] When in use, the drive motor and the electric telescopic rod control the lateral and longitudinal movement of the base, move the center of the base to under the casting, and the bracket supports the casting and moves downward until it contacts the upper part of the base. The cylinder moves upward to push the drive rod, and the other end of the drive rod pushes the arc-shaped clamping plate outward to press the inner wall of the center hole of the casting, completing gradual positioning and fixation.

[0022] Unless otherwise defined, the technical or scientific terms used herein shall have the common meanings understood by persons with ordinary skills in the field to which the present invention belongs. "Include" or "comprising" and similar words mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connect" or "connected" and similar words are not limited to physical or mechanical connections, whether direct or indirect.

[0023] The exemplary implementation of the present invention is described in detail above with reference to the preferred embodiments. However, it can be understood by those skilled in the art that, without departing from the concept of the present invention, various modifications and variations can be made to the above-mentioned specific embodiments, and various combinations of the various technical features and structures proposed in the present invention can be made without exceeding the protection scope of the present invention.

Claims

1. A casting clamping device, comprising a casting positioning mechanism and a clamping mechanism, wherein the casting is placed on a bracket, and the bracket is arranged above the clamping mechanism, and is characterized in that: The positioning mechanism includes a transverse movement component and a longitudinal movement component. The transverse movement component includes a transverse axis, a slide and a bracket. The bottom of the bracket is slidably connected to the slide on the transverse axis. The longitudinal movement component includes a slide rod, a screw and a slide table. The slide table is arranged on the bracket through the slide rod and the screw. The clamping mechanism includes a base, a clamp and a drive unit. The clamp is slidably connected to the slide groove on the upper part of the base. The clamp slides in the slide groove through the power provided by the drive unit.

2. The casting clamping device according to claim 1, characterized in that: A sliding block is installed below the bracket, the lower part of the sliding block matches the limiting rib on the inner wall of the slideway, detachable blocks are arranged at both ends of the slideway, and a ball bearing is installed at the bottom of the sliding block.

3. The casting clamping device according to claim 1, characterized in that: The slide bar and the lead screw are arranged in parallel on the bracket. The slide bar is fixedly connected to one side of the bracket, and the lead screw is installed on the other side of the bracket through a bearing.

4. The casting clamping device according to claim 1, characterized in that: Light holes and threaded holes are parallelly opened on both sides of the slide. One side of the slide is slidably connected to the slide rod through the light hole, and the other side of the slide is threadedly connected to the lead screw through the threaded hole. A driving motor is arranged at the end of the lead screw.

5. The casting clamping device according to claim 1, characterized in that: The upper part of the base is evenly provided with U-shaped grooves, the bottom of the U-shaped groove is provided with sliding grooves extending to both sides, and the bottom of the arc-shaped clamping plate matches the sliding grooves.

6. The casting clamping device according to claim 1 or 5, characterized in that: The driving unit includes a cylinder and a driving rod. The driving rod moves in a limiting groove in the middle of the base. The cylinder is fixed at the center position of the center hole of the base. One end of the driving rod is hinged to the lower part of the clamping plate, and the other end is hinged to the free end of the cylinder.

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