Hydraulic tool clamp capable of accurately positioning

Abstract

The utility model relates to the field of hydraulic tool clamps, in particular to a hydraulic tool clamp capable of accurately positioning. The technical problems that according to an existing clamping mechanism, a workpiece is usually difficult to clamp multiple times, accurate positioning and clamping of the workpiece are difficult to achieve, and the position of the clamping mechanism is inconvenient to rapidly adjust according to different workpiece shapes are solved. According to the technical scheme, the hydraulic tool clamp capable of achieving accurate positioning comprises a supporting assembly; the device further comprises a bearing assembly, a moving assembly, a mounting assembly, a first clamping assembly and a second clamping assembly. The position of the second clamping block can be adjusted by starting the second hydraulic cylinder, when the hemispheres make contact with an object, the springs can contract, the irregular object can be extruded and clamped through the hemispheres, the object positioning and clamping effect is improved, and the clamping efficiency is improved. And a third hydraulic cylinder is started, a third clamping block is used for clamping the outer wall of the middle of the object, the object clamping stability is good, and the technical problem is solved.

Description

Technical Field

[0001] The utility model belongs to the field of hydraulic tooling fixtures, and in particular relates to a hydraulic tooling fixture that can be precisely positioned. Background Art

[0002] Hydraulic tooling and clamps play a key role in modern manufacturing, especially in precision machining and assembly processes. In order to ensure the precise positioning and fixation of parts or components, hydraulic tooling and clamps are usually equipped with high-precision hydraulic systems to generate stable pressure and force. The hydraulic system can provide uniform clamping force to ensure the stability and precise positioning of parts or components in the clamps. However, in the prior art, due to the different shapes and sizes of workpieces, the existing clamping mechanisms are usually difficult to clamp the workpieces multiple times, and it is difficult to achieve precise positioning and clamping of the workpieces. It is also inconvenient to quickly adjust the position of the clamping mechanism according to different workpiece shapes, which needs further improvement. Utility Model Content

[0003] In order to overcome the problems that the existing clamping mechanism is usually difficult to clamp the workpiece multiple times, it is difficult to achieve accurate positioning and clamping of the workpiece, and it is not convenient to quickly adjust the position of the clamping mechanism according to different workpiece shapes.

[0004] The technical solution of the utility model is: a hydraulic tooling fixture that can be precisely positioned, including a support component; also including a load-bearing component, a moving component, an installation component, a first clamping component and a second clamping component; the upper end of the support component is movably provided with a load-bearing component for bearing; the upper end of the support component is provided with a moving component for movement; the moving component is provided with an installation component for installation; the upper end of the installation component is provided with a first clamping component for clamping; the lower end of the installation component is provided with a second clamping component for secondary clamping.

[0005] Preferably, when in use, the object is placed on the upper end of the supporting component, and then the installation component is installed on the moving component, the moving component is turned on to move the installation component, the first clamping component is turned on to clamp the upper part of the object, the second clamping component is turned on to clamp the middle part of the object, and the supporting component is turned on to clamp the lower part of the object, thereby achieving stable clamping of the object, solving the problems that the existing clamping mechanism is usually difficult to clamp the workpiece multiple times, difficult to achieve precise positioning and clamping of the workpiece, and inconvenient to quickly adjust the position of the clamping mechanism according to different workpiece shapes.

[0006] Preferably, the supporting assembly includes a bearing platform, a bearing plate, a U-shaped block and a limiting column; the upper end of the bearing platform is fixedly connected to the bearing plate; the upper end of the bearing plate is fixedly connected to the U-shaped block; the front and rear ends of the U-shaped block are through-fixed with limiting columns symmetrically about the center of the U-shaped block, and the setting of the limiting columns facilitates the stable movement of the bearing assembly and the movable assembly.

[0007] Preferably, the bearing assembly includes a movable block, a first limiting cylinder, a bearing body, a placement groove, an electric cylinder and a first clamping block; a movable block is movably arranged on the upper end of the bearing plate; the front and rear ends of the movable block are fixedly connected with the first limiting cylinder symmetrically about the center of the movable block; the inner wall of the first limiting cylinder is fitted with the outer wall of the limiting column; the center of the upper end of the movable block is fixedly connected with the bearing body; a placement groove is provided at the upper end of the bearing body; the left and right ends of the bearing body are fixedly connected with the electric cylinder; the telescopic rod of the electric cylinder passes through the outer wall of the bearing body and is fixedly connected with the first clamping block, and when the electric cylinder is turned on, the first clamping block is moved closer to the center of the placement groove, so that the object placed inside the placement groove can be squeezed and fixed.

[0008] Preferably, the moving assembly includes a first hydraulic cylinder, a moving block, a second limiting cylinder, a support block, a fixed block, a first screw hole and a bolt; the upper end of the load-bearing plate is fixedly connected to a first hydraulic cylinder symmetrically about the center of the load-bearing plate; a support block is fixedly connected to the telescopic rod of the first hydraulic cylinder; two ends of the two support blocks close to each other are fixedly connected to two fixed blocks; evenly distributed first screw holes are opened through the upper and lower ends of the fixed blocks; bolts are threadedly installed on the inner wall of the first screw hole, and opening the two first hydraulic cylinders can make the two support blocks approach or move away from each other, thereby facilitating the rapid adjustment of the positions of the first clamping assembly and the second clamping assembly.

[0009] Preferably, the mounting assembly includes a mounting plate and a second screw hole; a mounting plate is movably arranged between two fixed blocks on the support block; second screw holes evenly distributed are opened through the upper and lower ends of the mounting plate; the second screw holes correspond to the first screw holes one by one; the outer wall of the lower end of the bolt is threadedly installed on the inner wall of the second screw hole, and the bolt is passed through the first screw hole at a suitable position and threadedly installed on the inner wall of the second screw hole at a suitable position, so that the mounting plate can be quickly fixed between the two fixed blocks on the support block.

[0010] Preferably, the first clamping assembly includes a second hydraulic cylinder, a second clamping block, a first groove, a spring, a movable column and a hemisphere; the upper end of the mounting plate is fixedly connected to a second hydraulic cylinder symmetrically about the center of the mounting plate; the second clamping block is fixedly connected to the telescopic rod of the second hydraulic cylinder; the second clamping block is provided with evenly distributed first grooves; the inner wall of the first groove is fixedly connected to a spring; the other end of the spring is fixedly connected to a movable column; the outer wall of the movable column is in contact with the inner wall of the first groove; the other end of the movable column is fixedly connected to a hemisphere, and the position of the second clamping block can be adjusted by turning on the second hydraulic cylinder. When the hemisphere contacts an object, the spring will contract, so that multiple hemispheres can squeeze and clamp irregular objects, thereby improving the effect of positioning and clamping the object.

[0011] Preferably, the second clamping assembly includes a third hydraulic cylinder, a third clamping block and a second groove body; the lower end of the mounting plate is fixedly connected to a third hydraulic cylinder symmetrically about the center of the mounting plate; the third clamping block is fixedly connected to the telescopic rod of the third hydraulic cylinder; the third clamping block is provided with a uniformly distributed second groove body, and the third hydraulic cylinder is turned on to move the third clamping block, and the two third clamping blocks can be used to clamp the middle outer wall of the object, thereby improving the stability of clamping the object.

[0012] Beneficial effects of the utility model:

[0013] 1. By turning on the electric cylinder to make the first clamping block approach the center of the placement slot, the object placed inside the placement slot can be squeezed and fixed. By turning on the second hydraulic cylinder, the position of the second clamping block can be adjusted. When the hemisphere contacts the object, the spring will contract, so that multiple hemispheres can squeeze and clamp irregular objects, improving the positioning and clamping effect of the object. Turning on the third hydraulic cylinder to move the third clamping block, the two third clamping blocks can be used to clamp the middle outer wall of the object, thereby improving the stability of the object clamping, solving the problem that the existing clamping mechanism is usually difficult to clamp the workpiece multiple times, difficult to achieve accurate positioning and clamping of the workpiece, and inconvenient to quickly adjust the position of the clamping mechanism according to different workpiece shapes;

[0014] 2. By opening the two first hydraulic cylinders, the two support blocks can be moved closer to or farther from each other, so that the positions of the first clamping assembly and the second clamping assembly can be quickly adjusted. It is easy to use, and the first limiting cylinder and the second limiting cylinder can both move stably along the outer wall of the limiting column, which improves the stability of the device during debugging;

[0015] 3. The mounting plate can be quickly fixed between the two fixing blocks on the support block by passing the bolt through the first screw hole at the appropriate position and threading it on the inner wall of the second screw hole at the appropriate position. Since a plurality of evenly distributed first screw holes and second screw holes are provided, the position of the mounting plate can be quickly adjusted and fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 What is shown is a three-dimensional structural schematic diagram of a hydraulic fixture capable of precise positioning according to the utility model;

[0017] Figure 2 What is shown is a three-dimensional structural schematic diagram of a support assembly of a hydraulic fixture capable of accurate positioning according to the utility model;

[0018] Figure 3 What is shown is a three-dimensional structural schematic diagram of a bearing assembly of a hydraulic fixture capable of accurate positioning according to the utility model;

[0019] Figure 4 What is shown is a three-dimensional structural schematic diagram of a moving component of a hydraulic fixture capable of accurate positioning according to the utility model;

[0020] Figure 5 What is shown is a schematic diagram of the three-dimensional split structure of an installation component, a first clamping component and a second clamping component of a hydraulic tooling fixture that can be precisely positioned according to the utility model.

[0021] The markings in the attached drawings are: 1-support assembly, 101-carrying platform, 102-carrying plate, 103-U-shaped block, 104-limiting column, 2-carrying assembly, 201-movable block, 202-first limiting cylinder, 203-carrying body, 204-placing groove, 205-electric cylinder, 206-first clamping block, 3-moving assembly, 301-first hydraulic cylinder, 302-moving block, 303-second limiting cylinder, 304-support block , 305-fixed block, 306-first screw hole, 307-bolt, 4-mounting assembly, 401-mounting plate, 402-second screw hole, 5-first clamping assembly, 501-second hydraulic cylinder, 502-second clamping block, 503-first trough, 504-spring, 505-movable column, 506-hemispherical body, 6-second clamping assembly, 601-third hydraulic cylinder, 602-third clamping block, 603-second trough. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0023] See also Figure 1 The utility model provides an embodiment: a hydraulic tooling fixture that can be precisely positioned, including a support component 1; also including a load-bearing component 2, a moving component 3, an installation component 4, a first clamping component 5 and a second clamping component 6; the upper end of the support component 1 is movably provided with a load-bearing component 2 for bearing; the upper end of the support component 1 is provided with a moving component 3 for movement; the moving component 3 is provided with an installation component 4 for installation; the upper end of the installation component 4 is provided with a first clamping component 5 for clamping; the lower end of the installation component 4 is provided with a second clamping component 6 for secondary clamping.

[0024] See also Figure 2 In this embodiment, the support assembly 1 includes a bearing platform 101, a bearing plate 102, a U-shaped block 103 and a limiting column 104; the upper end of the bearing platform 101 is fixedly connected to the bearing plate 102; the upper end of the bearing plate 102 is fixedly connected to the U-shaped block 103; the front and rear ends of the U-shaped block 103 are through-fixed with limiting columns 104 symmetrically about the center of the U-shaped block 103.

[0025] See also Figure 3In this embodiment, the bearing assembly 2 includes a movable block 201, a first limiting cylinder 202, a bearing body 203, a placement groove 204, an electric cylinder 205 and a first clamping block 206; the movable block 201 is movably provided at the upper end of the bearing plate 102; the front and rear ends of the movable block 201 are fixedly connected with the first limiting cylinder 202 symmetrically about the center of the movable block 201; the inner wall of the first limiting cylinder 202 is fitted with the outer wall of the limiting column 104; the center of the upper end of the movable block 201 is fixedly connected with the bearing body 203; the upper end of the bearing body 203 is provided with a placement groove 204; the left and right ends of the bearing body 203 are fixedly connected with the electric cylinder 205; the telescopic rod of the electric cylinder 205 passes through the outer wall of the bearing body 203 and is fixedly connected with the first clamping block 206.

[0026] See also Figure 4 In this embodiment, the moving component 3 includes a first hydraulic cylinder 301, a moving block 302, a second limiting cylinder 303, a support block 304, a fixed block 305, a first screw hole 306 and a bolt 307; the upper end of the supporting plate 102 is fixedly connected to the first hydraulic cylinder 301 symmetrically about the center of the supporting plate 102; the telescopic rod of the first hydraulic cylinder 301 is fixedly connected to the support block 304; the ends of the two supporting blocks 304 close to each other are fixedly connected to two fixed blocks 305; the upper and lower ends of the fixed block 305 are penetrated by evenly distributed first screw holes 306; the inner wall of the first screw hole 306 is threadedly installed with a bolt 307.

[0027] See also Figure 5In this embodiment, the mounting assembly 4 includes a mounting plate 401 and a second screw hole 402; the mounting plate 401 is movably arranged between the two fixing blocks 305 on the support block 304; the upper and lower ends of the mounting plate 401 are penetrated with uniformly distributed second screw holes 402; the second screw holes 402 correspond to the first screw holes 306 one by one; the outer wall of the lower end of the bolt 307 is threadedly installed on the inner wall of the second screw hole 402, and the first clamping assembly 5 includes a second hydraulic cylinder 501, a second clamping block 502, a first slot 503, a spring 504, a movable column 505 and a hemispherical body 506; the upper end of the mounting plate 401 is fixedly connected to the second hydraulic cylinder 501 symmetrically about the center of the mounting plate 401; the telescopic movement of the second hydraulic cylinder 501 A second clamping block 502 is fixedly connected to the rod; the second clamping block 502 is provided with uniformly distributed first grooves 503; a spring 504 is fixedly connected to the inner wall of the first groove 503; a movable column 505 is fixedly connected to the other end of the spring 504; the outer wall of the movable column 505 is in contact with the inner wall of the first groove 503; a hemispherical body 506 is fixedly connected to the other end of the movable column 505, and the second clamping assembly 6 includes a third hydraulic cylinder 601, a third clamping block 602 and a second groove 603; the lower end of the mounting plate 401 is fixedly connected to a third hydraulic cylinder 601 symmetrically about the center of the mounting plate 401; a third clamping block 602 is fixedly connected to the telescopic rod of the third hydraulic cylinder 601; and the third clamping block 602 is provided with uniformly distributed second grooves 603.

[0028] When working, an object is placed inside the placement groove 204, and the electric cylinder 205 is turned on so that the first clamping block 206 approaches the center of the placement groove 204, so that the object placed inside the placement groove 204 can be squeezed and fixed;

[0029] Next, the two first hydraulic cylinders 301 are turned on to move the two support blocks 304 closer to or farther from each other, so as to facilitate the quick adjustment of the positions of the first clamping assembly 5 and the second clamping assembly 6. The bolts 307 are passed through the first screw holes 306 at appropriate positions and threadedly installed on the inner walls of the second screw holes 402 at appropriate positions, so that the mounting plate 401 can be quickly fixed between the two fixing blocks 305 on the support block 304.

[0030] Then, the second hydraulic cylinder 501 is turned on to adjust the position of the second clamping block 502. When the hemisphere 506 contacts the object, the spring 504 will contract, so that the multiple hemispheres 506 can squeeze and clamp the irregular object. Finally, the third hydraulic cylinder 601 is turned on to move the third clamping block 602. The two third clamping blocks 602 can be used to clamp the middle outer wall of the object, thereby improving the stability of clamping the object.

[0031] Through the above steps, when in use, the object is placed on the upper end of the supporting component 2, and then the installation component 4 is installed on the moving component 3, the moving component 3 is turned on to move the installation component 4, the first clamping component 5 is turned on to clamp the upper part of the object, the second clamping component 6 is turned on to clamp the middle part of the object, and the supporting component 2 is turned on to clamp the lower part of the object, so as to achieve stable clamping of the object, which solves the problems that the existing clamping mechanism is usually difficult to clamp the workpiece multiple times, difficult to achieve precise positioning and clamping of the workpiece, and inconvenient to quickly adjust the position of the clamping mechanism according to different workpiece shapes.

[0032] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A hydraulic fixture capable of precise positioning, comprising a support assembly (1); characterized in that: The invention also comprises a bearing assembly (2), a moving assembly (3), a mounting assembly (4), a first clamping assembly (5) and a second clamping assembly (6); the upper end of the supporting assembly (1) is movably provided with a bearing assembly (2) for bearing; the upper end of the supporting assembly (1) is provided with a moving assembly (3) for moving; the mounting assembly (4) for mounting is provided on the moving assembly (3); the upper end of the mounting assembly (4) is provided with a first clamping assembly (5) for clamping; and the lower end of the mounting assembly (4) is provided with a second clamping assembly (6) for secondary clamping.

2. The hydraulic fixture capable of precise positioning according to claim 1, characterized in that: The support assembly (1) comprises a bearing platform (101), a bearing plate (102), a U-shaped block (103) and a limiting column (104); the upper end of the bearing platform (101) is fixedly connected to the bearing plate (102); the upper end of the bearing plate (102) is fixedly connected to the U-shaped block (103); and the front and rear ends of the U-shaped block (103) are fixedly connected to the limiting columns (104) symmetrically about the center of the U-shaped block (103) in a through-type manner.

3. The hydraulic fixture capable of precise positioning according to claim 2, characterized in that: The bearing assembly (2) comprises a movable block (201), a first limiting cylinder (202), a bearing body (203), a placement groove (204), an electric cylinder (205) and a first clamping block (206); the upper end of the bearing plate (102) is movably provided with the movable block (201); the front and rear ends of the movable block (201) are fixedly connected with the first limiting cylinder (202) symmetrically about the center of the movable block (201); the inner wall of the first limiting cylinder (202) is fitted with the outer wall of the limiting column (104); the center of the upper end of the movable block (201) is fixedly connected with the bearing body (203); the upper end of the bearing body (203) is provided with a placement groove (204); the left and right ends of the bearing body (203) are fixedly connected with the electric cylinder (205); the telescopic rod of the electric cylinder (205) passes through the outer wall of the bearing body (203) and is fixedly connected with the first clamping block (206).

4. The hydraulic fixture capable of precise positioning according to claim 2, characterized in that: The moving assembly (3) comprises a first hydraulic cylinder (301), a moving block (302), a second limiting cylinder (303), a supporting block (304), a fixing block (305), a first screw hole (306) and a bolt (307); the upper end of the bearing plate (102) is fixedly connected to the first hydraulic cylinder (301) symmetrically about the center of the bearing plate (102); the telescopic rod of the first hydraulic cylinder (301) is fixedly connected to the supporting block (304); two fixing blocks (305) are fixedly connected to the ends of the two supporting blocks (304) close to each other; the upper and lower ends of the fixing block (305) are penetrated by evenly distributed first screw holes (306); the inner wall of the first screw hole (306) is threadedly installed with a bolt (307).

5. The hydraulic fixture capable of precise positioning according to claim 4, characterized in that: The mounting assembly (4) comprises a mounting plate (401) and a second screw hole (402); the mounting plate (401) is movably arranged between two fixing blocks (305) on the supporting block (304); the mounting plate (401) is provided with evenly distributed second screw holes (402) at both ends; the second screw holes (402) correspond to the first screw holes (306) one by one; and the outer wall of the lower end of the bolt (307) is threadedly mounted on the inner wall of the second screw hole (402).

6. The hydraulic fixture capable of precise positioning according to claim 5, characterized in that: The first clamping assembly (5) comprises a second hydraulic cylinder (501), a second clamping block (502), a first slot body (503), a spring (504), a movable column (505) and a hemispherical body (506); the upper end of the mounting plate (401) is fixedly connected to a second hydraulic cylinder (501) symmetrically about the center of the mounting plate (401); the telescopic rod of the second hydraulic cylinder (501) is fixedly connected to a second clamping block (502); the second clamping block (502) is provided with uniformly distributed first slot bodies (503); the inner wall of the first slot body (503) is fixedly connected to a spring (504); the other end of the spring (504) is fixedly connected to a movable column (505); the outer wall of the movable column (505) is in contact with the inner wall of the first slot body (503); and the other end of the movable column (505) is fixedly connected to a hemispherical body (506).

7. The hydraulic fixture capable of precise positioning according to claim 5, characterized in that: The second clamping assembly (6) comprises a third hydraulic cylinder (601), a third clamping block (602) and a second tank body (603); A third hydraulic cylinder (601) is fixedly connected to the lower end of the mounting plate (401) and is symmetrical with respect to the center of the mounting plate (401); A third clamping block (602) is fixedly connected to the telescopic rod of the third hydraulic cylinder (601); and the third clamping block (602) is provided with evenly distributed second slots (603).

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