CN221833346U - Angle-adjustable two-jaw hydraulic clamping chuck - Google Patents

Abstract

The utility model relates to the technical field of two-jaw clamping chucks, and in particular to an angle-adjustable two-jaw hydraulic clamping chuck. Technical problem: it is difficult to flexibly adjust the two-jaw clamping chuck at multiple angles when in use, and the stability thereof is poor when the angle is adjusted; Technical solution: an angle-adjustable two-jaw hydraulic clamping chuck comprises a two-jaw chuck, a bearing assembly, an adjustment assembly, a movable assembly, a driving assembly, and a connecting assembly; the utility model utilizes an electric push rod to drive a fixed table to rotate left and right along the outer wall of a connecting shaft, thereby driving the fixed table to adjust in the left and right directions, and cooperates with an electric cylinder to drive a gear to rotate, so that a support table is rotated and adjusted, thereby realizing the need for multi-angle adjustment of the two-jaw chuck, and solving the problem that it is difficult to flexibly adjust the two-jaw clamping chuck at multiple angles when in use, and the stability thereof is poor when the angle is adjusted.

Description

Angle-adjustable two-jaw hydraulic clamping chuck

Technical Field

The utility model belongs to the technical field of two-claw clamping chucks, and in particular relates to a two-claw hydraulic clamping chuck with adjustable angles.

Background Art

A two-jaw hydraulic clamping chuck is a device used to clamp workpieces, usually used for processing and manufacturing on machine tools. It consists of two movable jaws and a hydraulic system. When the hydraulic system applies force, the two jaws will approach and clamp the workpiece to fix the position of the workpiece so that it can be processed and manufactured. This clamping chuck is usually used to process cylindrical workpieces, such as shafts, holes, etc.

Most of the existing two-jaw hydraulic clamping chucks are driven by a robotic arm to move and then clamp and process parts of different specifications. However, when clamping and processing parts with irregular shapes, it is often necessary to adjust the position of the chuck at multiple angles. The adjustment structure of the existing two-jaw hydraulic clamping chuck is often too simple, making it difficult to apply to the production and processing of irregular parts.

Therefore, in order to solve the problem that the above-mentioned two-jaw hydraulic clamping chuck is difficult to adjust at multiple angles and stably as needed during use, which in turn affects the use effect of the two-jaw chuck, an angle-adjustable two-jaw hydraulic clamping chuck is developed. By adding a gear adjustment structure and an articulated adjustment structure to the two-jaw hydraulic clamping chuck, the device can be flexibly adjusted at multiple angles, thereby greatly improving the stability and convenience of the two-jaw hydraulic clamping chuck during use, and achieving the effect of clamping and processing more parts of different specifications.

Utility Model Content

In order to overcome the problem that the two-jaw clamping chuck is difficult to flexibly adjust at multiple angles when in use, and has poor stability when adjusting the angle.

The technical solution of the utility model is: an angle-adjustable two-jaw hydraulic clamping chuck, comprising a two-jaw chuck, and also comprising a bearing assembly, an adjustment assembly, a movable assembly, a driving assembly, and a connecting assembly. The upper end of the movable assembly is provided with the two-jaw chuck, the lower end of the bearing assembly is provided with an adjustment assembly with a hinged adjustment structure, the lower end of the adjustment assembly is provided with a connecting assembly for wheel rotation, the lower end of the connecting assembly is provided with a bearing assembly, and the interior of the bearing assembly is provided with a tooth-transmitted driving assembly.

Preferably, the adjustment component is started to push one side of the movable component, causing the movable component to rotate left and right, thereby driving the two-jaw chuck to adjust the angle in the left and right directions, and the driving component is used to mobilize the connecting component to perform gear transmission, so that the connecting component drives the adjustment component to rotate, thereby driving the movable component to adjust the angle.

Preferably, the movable component includes a fixed table, a support block, a connecting block, and a hinge groove. The upper end of the fixed table is fixedly connected to a two-jaw chuck, the lower end of the fixed table is fixedly connected to a left-right symmetrical support block, and the lower end of the fixed table is fixedly connected to a connecting block. When in use, the support block is pushed by an electric push rod and cooperates with the connecting block to rotate along the outer wall of the connecting shaft, which can drive the fixed table to be adjusted in the left and right directions, thereby driving the two-jaw chuck to adjust the angle in the left and right directions.

Preferably, the adjustment component includes a support table, a mounting groove, and an articulated adjustment structure. The articulated adjustment structure is composed of an electric push rod, a limit block, an articulated block, and a connecting shaft. Articulated grooves are provided at the front and rear ends of the connecting block. The connecting block is in an arc shape. Mounting grooves are provided at the four corners of the upper end of the support table. An electric push rod is fixed in the mounting groove. The upper end of the electric push rod is fitted with the lower end of the connecting block. When in use, the electric push rod is started to push one side of the fixed table so that the connecting block rotates along the outer wall of the connecting shaft. One side of the fixed table can be rotated, thereby driving the two-jaw chuck to adjust the angle in the left and right directions.

Preferably, a limit block is fixedly connected to the upper end of the support platform, the limit block is arc-shaped and matched with the connecting block, and a front-to-back symmetrical hinge block is fixedly connected to the upper end of the support platform, a connecting shaft is fixedly connected between the hinge blocks, and the connecting shaft is hinged in the hinge groove. When in use, the arc-shaped limit block can be used to limit the connecting block when it is rotated and adjusted, and prevent it from vibrating and displacing during rotation, thereby improving the stability of the movable adjustment of the fixed platform.

Preferably, the connecting assembly includes a rotating shaft and a gear. The lower end of the support platform is fixedly connected to the rotating shaft, the lower end of the rotating shaft is fixedly connected to the gear, and the rotating shaft is installed at the center of the support platform. When in use, the rotation of the gear can drive the rotating shaft to rotate along the inner wall of the through hole, thereby driving the support platform to rotate and adjust, thereby realizing the rotation of the fixed platform and adjusting its angle.

Preferably, the supporting assembly includes a supporting platform, a through hole, a first groove body, and a second groove body. A through hole is penetrated at the upper end of the supporting platform, and the inner wall of the through hole fits with the outer wall of the rotating shaft. The first groove body is penetrated at the left and right ends of the supporting platform, and the upper and lower ends of the first groove body fit with the upper and lower ends of the gear. A second groove body is penetrated at the rear end edge of the supporting platform. When in use, the rotating shaft is limited and fixed by the through hole, and the rack and gear are limited by the first groove body, which can prevent them from being displaced during rotation adjustment and affecting the use effect of the two-jaw chuck.

Preferably, the driving assembly includes a rack and an electric cylinder. The electric cylinder is installed on the inner wall of the second trough body. The front end of the telescopic rod of the electric cylinder is fixedly connected with a rack. The upper and lower ends of the rack are in contact with the upper and lower ends of the first trough body, and the rack is meshed with the gear. When in use, the electric cylinder drives the rack to slide along the inner wall of the first trough body and drives the gear to rotate, thereby driving the support platform to rotate and adjust.

Beneficial effects of the utility model:

1. By adjusting the components and coordinating the movable components, the electric push rod is used to push the fixed platform to rotate along the outer wall of the connecting shaft, thereby driving the two-claw chuck to adjust the angle in the left and right directions. The electric cylinder drives the gear to rotate, which can make the support platform rotate and adjust, thereby realizing the rotation of the fixed platform and adjusting its angle;

2. The rotating shaft is limited and fixed through the through hole, and the rack and the gear are limited through the first groove body, which can prevent them from being displaced during rotation adjustment and affecting the use effect of the two-jaw chuck;

3. The arc-shaped limit block can be used to limit the connection block when it is rotated and adjusted, and prevent it from vibrating and displacing during rotation, thereby improving the stability of the movable adjustment of the fixed table.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of a three-dimensional structure of a two-jaw hydraulic clamping chuck with adjustable angle according to the present invention;

FIG2 is a schematic diagram showing a three-dimensional structure of a two-jaw hydraulic clamping chuck with adjustable angle according to the present invention;

FIG3 is a schematic diagram of the three-dimensional structure of a bearing assembly and a driving assembly of a two-jaw hydraulic clamping chuck with adjustable angle according to the present invention;

FIG4 is a schematic diagram showing the three-dimensional structure of an adjustment component and a connection component of an angle-adjustable two-jaw hydraulic clamping chuck of the present invention;

FIG5 is a schematic diagram showing the three-dimensional structure of a movable component of a two-jaw hydraulic clamping chuck with adjustable angle according to the present invention.

Explanation of the accompanying drawings: 101-carrying platform, 102-through hole, 103-first trough body, 104-second trough body, 201-supporting platform, 202-electric push rod, 203-limiting block, 204-installing groove, 205-hinge block, 206-connecting shaft, 301-fixed platform, 302-supporting block, 303-connecting block, 304-hinge groove, 4-two-jaw chuck, 501-rack, 502-electric cylinder, 601-gear, 602-rotating shaft.

DETAILED DESCRIPTION

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

Please refer to Figures 1-2. The utility model provides an embodiment: an angle-adjustable two-jaw hydraulic clamping chuck, including a two-jaw chuck 4, and also including a bearing component, an adjustment component, a movable component, a driving component, and a connecting component. The upper end of the movable component is provided with the two-jaw chuck 4, the lower end of the bearing component is provided with an adjustment component with a hinged adjustment structure, the lower end of the adjustment component is provided with a connecting component for wheel rotation, the lower end of the connecting component is provided with a bearing component, and the interior of the bearing component is provided with a tooth-driven driving component. By starting the adjustment component to push one side of the movable component, the movable component is rotated left and right, thereby driving the two-jaw chuck 4 to adjust the angle in the left and right directions, and the connecting component is mobilized by the driving component to perform tooth transmission, so that the connecting component drives the adjustment component to rotate, and then drives the movable component to adjust the angle.

Please refer to Figure 5. In this embodiment, the movable component includes a fixed table 301, a support block 302, a connecting block 303, and a hinge groove 304. The upper end of the fixed table 301 is fixedly connected to a two-jaw chuck 4, the lower end of the fixed table 301 is fixedly connected to a left-right symmetrical support block 302, and the lower end of the fixed table 301 is fixedly connected to a connecting block 303. When in use, the support block 302 is pushed by the electric push rod 202, and the connecting block 303 rotates along the outer wall of the connecting shaft 206, which can drive the fixed table 301 to adjust in the left and right directions, thereby driving the two-jaw chuck 4 to adjust the angle in the left and right directions.

Please refer to Figure 4. In this embodiment, the adjustment component includes a support platform 201, a mounting groove 204, and an articulated adjustment structure. The articulated adjustment structure is composed of an electric push rod 202, a limit block 203, an articulated block 205, and a connecting shaft 206. The front and rear ends of the connecting block 303 are penetrated with a hinge groove 304, and the connecting block 303 is in an arc shape. The four corners of the upper end of the support platform 201 are provided with mounting grooves 204. The electric push rod 202 is fixedly connected to the mounting groove 204. The upper end of the electric push rod 202 is fitted with the lower end of the connecting block 303. When in use, by starting the electric push rod 202 to push one side of the fixed platform 301, the connecting block 303 is rotated along the outer wall of the connecting shaft 206, so that one side of the fixed platform 301 can be rotated, thereby driving the two-claw chuck 4 to adjust the angle in the left and right directions. The upper end of the support platform 201 is fixedly connected to the limit block 203, and the limit block 203 is in an arc shape and is connected to the connecting block 303 is adapted, and the upper end of the support platform 201 is fixedly connected with a front-to-rear symmetrical hinge block 205, and a connecting shaft 206 is fixed between the hinge blocks 205. The connecting shaft 206 is hinged in the hinge groove 304. When in use, the arc-shaped limit block 203 can be used to limit the connecting block 303 when it is rotated and adjusted, and prevent it from vibrating and displacing during rotation, thereby improving the stability of the movable adjustment of the fixed platform 301. The connecting component includes a rotating shaft 602 and a gear 601. The lower end of the support platform 201 is fixedly connected with a rotating shaft 602, and the lower end of the rotating shaft 602 is fixedly connected with a gear 601. The rotating shaft 602 is installed at the center of the support platform 201. When in use, the rotation of the gear 601 can drive the rotating shaft 602 to rotate along the inner wall of the through hole 102, thereby driving the support platform 201 to rotate and adjust, thereby realizing the rotation of the fixed platform 301 and adjusting its angle.

Please refer to FIG. 3. In this embodiment, the bearing assembly includes a bearing platform 101, a through hole 102, a first slot 103, and a second slot 104. The upper end of the bearing platform 101 is penetrated by a through hole 102, and the inner wall of the through hole 102 is in contact with the outer wall of the rotating shaft 602. The left and right ends of the bearing platform 101 are penetrated by first slots 103, and the upper and lower ends of the first slot 103 are in contact with the upper and lower ends of the gear 601. The rear end edge of the bearing platform 101 is penetrated by a second slot 104. When in use, the rotating shaft 602 is limited and fixed by the through hole 102, and the rack 501 and the gear are fixed by the first slot 103. The wheel 601 is limited to prevent displacement during rotation adjustment, which would affect the use of the two-jaw chuck 4. The driving assembly includes a rack 501 and an electric cylinder 502. The electric cylinder 502 is installed on the inner wall of the second slot body 104. The front end of the telescopic rod of the electric cylinder 502 is fixedly connected with the rack 501. The upper and lower ends of the rack 501 are in contact with the upper and lower ends of the first slot body 103. The rack 501 is meshed with the gear 601. When in use, the electric cylinder 502 drives the rack 501 to slide along the inner wall of the first slot body 103 and drives the gear 601 to rotate, thereby driving the support platform 201 to rotate and adjust.

When working, first, the support platform 101 is installed on the robot arm by bolts, and the two-claw chuck 4 is adjusted. Then, by starting the electric cylinder 502, the electric cylinder 502 drives the rack 501 to slide along the inner wall of the first slot 103, and drives the gear 601 to rotate. The gear 601 rotates to cooperate with the rotating shaft 602 to drive the support platform 201 to rotate, and then the electric push rod 202 drives the fixed platform 301 and the two-claw chuck 4 on the fixed platform 301 to rotate and adjust;

Next, start the electric push rod 202 on the required side to retract the electric push rod 202, and the electric push rod 202 on the other side pushes the corresponding support block 302 to tilt the fixed platform 301 toward the side where the electric push rod 202 retracts, and cooperate with the connecting block 303 to rotate along the outer wall of the connecting shaft 206, so as to realize the left and right rotation adjustment of the fixed platform 301, and then clamp and fix the parts through the two-jaw chuck 4.

Through the above steps, the electric push rod 202 is used to drive the fixed table 301 to rotate left and right along the outer wall of the connecting shaft 206, thereby driving the fixed table 301 to adjust in the left and right directions, and the electric cylinder 502 drives the gear 601 to rotate, so that the support table 201 is rotated and adjusted, thereby realizing the need for multi-angle adjustment of the two-jaw chuck 4, solving the problem that the two-jaw clamping chuck is difficult to flexibly adjust at multiple angles when in use, and its poor stability during angle adjustment.

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 (7)

1. The utility model provides an angularly adjustable two claw hydraulic clamping chuck, is including two claw chucks (4), its characterized in that: the automatic clamping device comprises a clamping device, and is characterized by further comprising a bearing assembly, an adjusting assembly, a movable assembly, a driving assembly and a connecting assembly, wherein the upper end of the movable assembly is provided with a two-jaw chuck (4), the lower end of the bearing assembly is provided with the adjusting assembly with a hinged adjusting structure, the lower end of the adjusting assembly is provided with the connecting assembly with a rotary wheel disc, the lower end of the connecting assembly is provided with the bearing assembly, and the inside of the bearing assembly is provided with the driving assembly with tooth transmission.

2. The angularly adjustable two-jaw hydraulic clamp chuck of claim 1, wherein: the movable assembly comprises a fixed table (301), supporting blocks (302), connecting blocks (303) and a hinge groove (304), wherein the upper end of the fixed table (301) is fixedly connected with a two-jaw chuck (4), the lower end of the fixed table (301) is fixedly connected with the supporting blocks (302) which are bilaterally symmetrical, and the lower end of the fixed table (301) is fixedly connected with the connecting blocks (303).

3. The angularly adjustable two-jaw hydraulic clamp chuck of claim 2, wherein: the adjusting assembly comprises a supporting table (201), a mounting groove (204) and a hinge adjusting structure, wherein the hinge adjusting structure comprises an electric push rod (202), a limiting block (203), a hinge block (205) and a connecting shaft (206), the front end and the rear end of the connecting block (303) are penetrated and provided with the hinge groove (304), the connecting block (303) is arc-shaped, the mounting groove (204) is formed in the edge of four corners of the upper end of the supporting table (201), the electric push rod (202) is fixedly connected in the mounting groove (204), and the upper end of the electric push rod (202) is attached to the lower end of the connecting block (303).

4. A two jaw hydraulic clamp chuck with adjustable angle as claimed in claim 3, wherein: the upper end rigid coupling of brace table (201) has stopper (203), and stopper (203) are circular-arc and with connecting block (303) looks adaptation, and the upper end rigid coupling of brace table (201) has articulated piece (205) of fore-and-aft symmetry, and rigid coupling has connecting axle (206) between articulated piece (205), and connecting axle (206) articulates in hinge groove (304).

5. The adjustable angle two jaw hydraulic clamp chuck of claim 4, wherein: the connecting assembly comprises a gear (601) and a rotating shaft (602), the rotating shaft (602) is fixedly connected to the lower end of the supporting table (201), the gear (601) is fixedly connected to the lower end of the rotating shaft (602), and the rotating shaft (602) is arranged at the center of the supporting table (201).

6. The adjustable angle two jaw hydraulic clamp chuck of claim 5, wherein: the bearing assembly comprises a bearing table (101), a through hole (102), a first groove body (103) and a second groove body (104), wherein the through hole (102) is formed in the upper end of the bearing table (101) in a penetrating mode, the inner wall of the through hole (102) is attached to the outer wall of a rotating shaft (602), the first groove body (103) is formed in the left end and the right end of the bearing table (101) in a penetrating mode, the upper end and the lower end of the first groove body (103) are attached to the upper end and the lower end of a gear (601), and the second groove body (104) is formed in the edge of the rear end of the bearing table (101) in a penetrating mode.

7. The adjustable angle two jaw hydraulic clamp chuck of claim 6, wherein: the driving assembly comprises a rack (501) and an electric cylinder (502), the electric cylinder (502) is arranged on the inner wall of the second groove body (104), the rack (501) is fixedly connected to the front end of a telescopic rod of the electric cylinder (502), the upper end and the lower end of the rack (501) are attached to the upper end and the lower end of the first groove body (103), and the rack (501) is meshed with the gear (601).