CN216326666U

CN216326666U - Adjustable 3D clamp

Info

Publication number: CN216326666U
Application number: CN202122806670.0U
Authority: CN
Inventors: 李豪宇
Original assignee: Shenzhen Prescon Precision Machinery Co ltd
Current assignee: Shenzhen Prescon Precision Machinery Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-04-19
Anticipated expiration: 2031-11-16

Abstract

The utility model discloses an adjustable 3D clamp which comprises a bottom plate, wherein fixing seats are fixed on two sides of the top end of the bottom plate, a rotating shaft is rotatably installed on the outer wall of one side of each fixing seat, a U-shaped seat is fixed at one end, away from the outer wall of each fixing seat, of the rotating shaft, sliding positioning structures are arranged on two sides of the bottom of each U-shaped seat, a T-shaped seat is installed at the top end of each sliding positioning structure, a rectangular groove is formed in one side of the surface of each T-shaped seat, fixing frames are installed on the outer walls of two sides of each T-shaped seat at equal intervals, a lead screw is rotatably installed on one side of the top end of each fixing frame, and a trapezoidal block is installed at the bottom end of each lead screw. The utility model not only improves the fixing strength of the clamp on the workpiece, but also can be placed on a desktop for independent use, thereby meeting different processing requirements of workers and enhancing the use convenience of the clamp.

Description

Adjustable 3D clamp

Technical Field

The utility model relates to the technical field of clamps, in particular to an adjustable 3D clamp.

Background

The clamp is a device used for fixing a processing object in the mechanical manufacturing process to enable the processing object to occupy a correct position to receive construction or detection, the most common machine tool clamp comprises a vice, a three-jaw chuck, a precise vice for a grinding machine, a T-shaped block, a screw rod and the like, and with the development of a 3D printing technology, a clamp assembly is constructed in a layer-by-layer printing mode by using adhesive materials such as powdered metal or plastic and the like.

But present this type of 3D anchor clamps are in the use, and the processing angle of work piece is mostly fixed state, is difficult to adjust according to staff's needs, and the work piece processing of especially right angle class, centre gripping mode and centre gripping angle all are difficult to adjust, and staff's subsequent processing has brought the inconvenience.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an adjustable 3D clamp to solve the problem that the clamping angle of the 3D clamp is difficult to adjust in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an adjustable 3D anchor clamps, includes the bottom plate, the both sides on bottom plate top all are fixed with the fixing base, just rotate on the outer wall of fixing base one side and install the pivot, the one end that the fixing base outer wall was kept away from in the pivot is fixed with U type seat, the both sides of U type seat bottom all are provided with the sliding positioning structure, T type seat is installed on the top of sliding positioning structure, the rectangular channel has been seted up to one side on T type seat surface, all equidistant mounts of installing on the both sides outer wall of T type seat, one side on mount top is rotated and is installed the lead screw, trapezoidal piece is installed to the bottom of lead screw, the back of trapezoidal piece and the outer wall sliding connection of mount, be fixed with the locating rack on the outer wall of mount one side, just the locating arm is installed in the internal rotation of locating rack, the gyro wheel is installed on the top of locating arm.

Preferably, one side on bottom plate top is fixed with the saddle, just the top slidable mounting of saddle has the rack, the one end of pivot is fixed with the gear, gear and rack intermeshing, install flexible actuating mechanism on the outer wall of saddle one side, just flexible actuating mechanism's top and the outer wall fixed connection of rack.

Preferably, the inside of sliding location structure includes the guide block, just the guide block is fixed in the bottom of U type seat, the upper surface slidable mounting of guide block has the fixture block, the top of fixture block and the bottom fixed connection of T type seat.

Preferably, the guide blocks are arranged in two groups, and the two groups of guide blocks are in a symmetrical structure about the center line of the U-shaped seat.

Preferably, a supporting block is fixed on the outer wall of one side of the clamping block, a locking bolt is installed on one side of the top end of the supporting block, and the bottom end of the locking bolt extends to the outside of the U-shaped seat.

Preferably, flexible actuating mechanism can be pneumatic cylinder or cylinder, flexible actuating mechanism's top is fixed with the connector, just the top of connector is fixed with the right angle seat, the outer wall of right angle seat one side and the outer wall fixed connection of rack.

Compared with the prior art, the utility model has the beneficial effects that: the adjustable 3D clamp not only improves the fixing strength of the clamp to a workpiece, but also can be placed on a desktop for independent use, so that different processing requirements of workers are met, and the use convenience of the clamp is enhanced;

(1) the lead screw and the trapezoidal block are arranged, the trapezoidal block is driven to move downwards by the lead screw, the bottom end of the positioning arm moves towards the outer wall of the T-shaped seat in the sliding process of the trapezoidal block, namely the bottom end of the positioning arm is pressed on a workpiece, and at the moment, two groups of workpieces are fixed together, so that the phenomena of shaking and instability of the workpiece are avoided, and the fixing strength of the clamp on the workpiece is improved;

(2) through the arrangement of the U-shaped seat, the T-shaped seat and the like, the telescopic driving mechanism pushes the rack to move horizontally to the left, the rack drives the gear and the rotating shaft to rotate clockwise, namely, the rotating shaft drives the U-shaped seat, the T-shaped seat and a clamped workpiece to rotate clockwise until the rotating shaft rotates to a limit position, namely, the T-shaped seat and the workpiece are in a horizontal state, so that different processing requirements of workers are met;

(3) through being provided with fixture block and guide block etc. and unscrewing the locking bolt for fixture block, guide block are in the active condition, and manual pulling T type seat afterwards, after guide block, fixture block completely separated, T type seat just takes off, and T type seat and affiliated anchor clamps subassembly can be placed in desktop exclusive use this moment.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is an enlarged schematic view of the sliding positioning structure of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

in the figure: 1. a base plate; 2. a fixed seat; 3. a rotating shaft; 4. a U-shaped seat; 5. a sliding positioning structure; 501. a guide block; 502. a clamping block; 503. supporting a block; 504. locking the bolt; 6. a T-shaped seat; 601. a rectangular groove; 7. a fixed mount; 8. a screw rod; 9. a trapezoidal block; 10. a gear; 11. a saddle; 12. a rack; 13. a telescopic driving mechanism; 14. a positioning frame; 15. a positioning arm; 16. a roller; 17. a connector; 18. a right-angle seat.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown: an adjustable 3D clamp comprises a bottom plate 1, wherein fixing seats 2 are fixed on two sides of the top end of the bottom plate 1, a rotating shaft 3 is rotatably installed on the outer wall of one side of each fixing seat 2, a U-shaped seat 4 is fixed at one end, away from the outer wall of each fixing seat 2, of each rotating shaft 3, a supporting platform 11 is fixed on one side of the top end of the bottom plate 1, a rack 12 is slidably installed at the top end of each supporting platform 11, a gear 10 is fixed at one end of each rotating shaft 3, the gear 10 is meshed with the rack 12, a telescopic driving mechanism 13 is installed on the outer wall of one side of each supporting platform 11, the telescopic driving mechanism 13 can be a hydraulic cylinder or an air cylinder, and the top end of the telescopic driving mechanism 13 is fixedly connected with the outer wall of the rack 12;

two sides of the bottom of the U-shaped seat 4 are provided with sliding positioning structures 5, the top end of each sliding positioning structure 5 is provided with a T-shaped seat 6, one side of the surface of each T-shaped seat 6 is provided with a rectangular groove 601, two groups of right-angle workpieces are placed on the T-shaped seats 6, and at the moment, two groups of right-angle workpieces are placed on the outer walls of two sides of each T-shaped seat 6;

a connector 17 is fixed at the top end of the telescopic driving mechanism 13, a right-angle seat 18 is fixed at the top end of the connector 17, the outer wall of one side of the right-angle seat 18 is fixedly connected with the outer wall of the rack 12, the telescopic driving mechanism 13 is opened, and the end part of the telescopic driving mechanism 13 pushes the connector 17, the right-angle seat 18 and the rack 12 to move horizontally together;

the rotating shaft 3 drives the U-shaped seat 4, the T-shaped seat 6 and the clamped workpiece to rotate clockwise until the rotating shaft 3 rotates to the limit position, namely the T-shaped seat 6 and the workpiece are in a horizontal state, so that different processing requirements of workers are met;

the inside of the sliding positioning structure 5 comprises two groups of guide blocks 501, the two groups of guide blocks 501 are arranged, the two groups of guide blocks 501 are in a symmetrical structure about the center line of the U-shaped seat 4, the guide blocks 501 are fixed at the bottom of the U-shaped seat 4, a fixture block 502 is slidably mounted on the upper surface of the guide blocks 501, and the top end of the fixture block 502 is fixedly connected with the bottom end of the T-shaped seat 6;

a supporting block 503 is fixed on the outer wall of one side of the fixture block 502, a locking bolt 504 is installed on one side of the top end of the supporting block 503, the bottom end of the locking bolt 504 extends to the outside of the U-shaped seat 4, and the locking bolt 504 is screwed out of the supporting block 503 and the U-shaped seat 4, so that the fixture block 502 and the guide block 501 are in a movable state;

manually pulling the T-shaped seat 6 to enable the T-shaped seat 6 to drive the fixture block 502 to move until the guide block 501 and the fixture block 502 are completely separated, so that the T-shaped seat 6 is disassembled, and the T-shaped seat 6 and the accessory fixture assembly can be used independently;

the outer walls of two sides of the T-shaped seat 6 are all provided with fixing frames 7 at equal intervals, one side of the top end of each fixing frame 7 is rotatably provided with a screw rod 8, the bottom end of each screw rod 8 is provided with a trapezoidal block 9, the back surface of each trapezoidal block 9 is connected with the outer wall of each fixing frame 7 in a sliding mode, the outer wall of one side of each fixing frame 7 is fixedly provided with a positioning frame 14, a positioning arm 15 is rotatably arranged inside each positioning frame 14, the top end of each positioning arm 15 is provided with a roller 16, each screw rod 8 drives each trapezoidal block 9 to move downwards, each trapezoidal block 9 is contacted with the corresponding roller 16 along with the gradual downward movement of each trapezoidal block 9, each trapezoidal block 9 forces each positioning arm 15 to swing, and the bottom end of each positioning arm 15 moves towards the outer wall of the T-shaped seat 6;

the bottom end of the positioning arm 15 is pressed on the workpiece, at the moment, the two groups of workpieces are fixed together, and workers can perform processing operations such as punching, connection and the like on the two groups of workpieces, so that the fixing strength of the clamp on the workpieces is improved.

When the working angle of the workpiece needs to be adjusted, the working personnel opens the telescopic driving mechanism 13, the end part of the telescopic driving mechanism 13 pushes the right-angle seat 17, the right-angle seat 18 and the rack connector 12 to move horizontally, when the rack 12 moves to the left, the rack 12 drives the gear 10, the rotating shaft 3 rotates clockwise, namely the rotating shaft 3 drives the U-shaped seat 4, the T-shaped seat 6 and the clamped workpiece to rotate clockwise until the rotating shaft 3 rotates to the limit position, namely the T-shaped seat 6 and the workpiece are in a horizontal state, so as to meet different processing requirements of workers, after the workpiece is processed, the workers can screw out the locking bolt 504 from the supporting block 503 and the U-shaped seat 4, so that the fixture block 502 and the guide block 501 are in a movable state, then the T-shaped seat 6 is pulled manually, so that the T-shaped seat 6 drives the fixture block 502 to move until the guide block 501 and the fixture block 502 are completely separated, namely the dismounting work of the T-shaped seat 6 is completed, and at this time, the T-shaped seat 6 and the accessory fixture component can be used independently.

Claims

1. The utility model provides a 3D anchor clamps of adjustable which characterized in that: comprises a bottom plate (1), wherein fixing seats (2) are fixed on two sides of the top end of the bottom plate (1), a rotating shaft (3) is rotatably installed on the outer wall of one side of each fixing seat (2), a U-shaped seat (4) is fixed on one end, far away from the outer wall of each fixing seat (2), of each rotating shaft (3), sliding positioning structures (5) are arranged on two sides of the bottom of each U-shaped seat (4), a T-shaped seat (6) is installed at the top end of each sliding positioning structure (5), a rectangular groove (601) is formed in one side of the surface of each T-shaped seat (6), fixing frames (7) are installed on the outer walls of two sides of each T-shaped seat (6) at equal intervals, a lead screw (8) is rotatably installed on one side of the top end of each fixing frame (7), a trapezoidal block (9) is installed at the bottom end of each lead screw (8), and the back surface of each trapezoidal block (9) is slidably connected with the outer wall of each fixing frame (7), the fixing device is characterized in that a positioning frame (14) is fixed on the outer wall of one side of the fixing frame (7), a positioning arm (15) is installed inside the positioning frame (14) in a rotating mode, and a roller (16) is installed at the top end of the positioning arm (15).

2. The adjustable 3D clamp of claim 1, wherein: one side on bottom plate (1) top is fixed with saddle (11), just the top slidable mounting of saddle (11) has rack (12), the one end of pivot (3) is fixed with gear (10), gear (10) and rack (12) intermeshing, install flexible actuating mechanism (13) on the outer wall of saddle (11) one side, just the top of flexible actuating mechanism (13) and the outer wall fixed connection of rack (12).

3. The adjustable 3D clamp of claim 1, wherein: the inside of slide locating structure (5) includes guide block (501), just guide block (501) are fixed in the bottom of U type seat (4), the upper surface slidable mounting of guide block (501) has fixture block (502), the top of fixture block (502) and the bottom fixed connection of T type seat (6).

4. The adjustable 3D clamp of claim 3, wherein: the guide blocks (501) are arranged in two groups, and the two groups of guide blocks (501) are in a symmetrical structure about the center line of the U-shaped seat (4).

5. The adjustable 3D clamp of claim 3, wherein: a supporting block (503) is fixed on the outer wall of one side of the clamping block (502), a locking bolt (504) is installed on one side of the top end of the supporting block (503), and the bottom end of the locking bolt (504) extends to the outside of the U-shaped seat (4).

6. The adjustable 3D clamp of claim 2, wherein: the telescopic driving mechanism (13) can be a hydraulic cylinder or an air cylinder, the top end of the telescopic driving mechanism (13) is fixed with a connector (17), the top end of the connector (17) is fixed with a right-angle seat (18), and the outer wall of one side of the right-angle seat (18) is fixedly connected with the outer wall of the rack (12).