CN220575267U - Frock clamp is used in metal rod processing - Google Patents

Abstract

The utility model discloses a tool clamp for machining a metal bar, which relates to the technical field of tool clamps and comprises a moving assembly, wherein the top of the moving assembly is symmetrically provided with a moving clamping assembly and a fixed clamping assembly, the moving clamping assembly and the fixed clamping assembly have the same structure, after one end of the bar is machined through a numerical control machine tool, the clamping of the bar is relieved through the fixed clamping assembly, the moving assembly drives the moving clamping assembly to move a certain distance towards the direction of the fixed clamping assembly according to the size required to be machined by the bar, the bar is clamped again through the fixed clamping assembly after the moving assembly is finished, the bar is relieved from being clamped again through the moving clamping assembly, and one end of the bar is machined again through the numerical control machine tool after the moving clamping assembly is driven to move back to the original position.

Description

Frock clamp is used in metal rod processing

Technical Field

The utility model relates to the technical field of tool clamps, in particular to a tool clamp for machining a metal bar.

Background

In the operation process of a general numerical control machine tool, the workpiece is clamped manually, and when the workpiece is clamped and cut at one time and the workpiece is required to be moved to be clamped again, the workpiece is required to be adjusted manually, so that the machining time is prolonged, the labor intensity of workers is increased, and therefore, the tool clamp for machining the metal bar is provided.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a tool clamp for processing a metal bar, which solves the problems in the prior art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a metal bar processing is with frock clamp, includes the removal subassembly, the top symmetry of removal subassembly is provided with removal clamping assembly and fixed clamping assembly, and the structure of removal clamping assembly and fixed clamping assembly is the same, the bottom of removal clamping assembly links to each other with the removal end of removal subassembly, the bottom of fixed clamping assembly links to each other with the top of removal subassembly;

the movable assembly comprises a base, the side of base is provided with the open end, the both ends of base rotate jointly and are connected with the movable seat, the outside of movable seat just is located the inside threaded connection of base and has the movable seat, the externally mounted of base has first servo motor, and the output of first servo motor links to each other with one end of unidirectional screw, the both sides of movable seat all sliding connection has first guide arm, and the both ends of every group first guide arm all link to each other with the medial surface of base.

As a further technical scheme of the utility model, the movable clamping assembly comprises a hollow cylinder, wherein the top and the bottom of the hollow cylinder are symmetrically and slidingly connected with two groups of brackets, the outer parts of the two groups of brackets are of L-shaped structures, the outer parts of the hollow cylinder are connected with a connecting seat, the inner part of the connecting seat is rotationally connected with a bidirectional screw rod, the free ends of the two groups of brackets are respectively and symmetrically connected with two ends of the bidirectional screw rod in a threaded manner, and the bottom of the bidirectional screw rod is connected with a second servo motor.

As a further technical scheme of the utility model, two groups of clamping plates are symmetrically arranged at the top and the bottom of the inner cavity of the hollow cylinder, the outer surfaces of the two groups of clamping plates are respectively connected with the driving ends of the two groups of brackets, and the clamping cambered surfaces of the two groups of clamping plates are respectively connected with rubber gaskets.

As a further technical scheme of the utility model, two groups of second guide rods are respectively connected to two ends of the connecting seat and positioned on two sides of the bidirectional screw rod, and the free ends of the two groups of brackets are slidably connected to the outer parts of the two groups of second guide rods.

As a further technical scheme of the utility model, a bottom plate is arranged below the hollow cylinder, a supporting plate is commonly connected between the bottom of the hollow cylinder and the top of one end of the bottom plate, and the second servo motor is arranged at the top of the other end of the bottom plate.

As a further technical scheme of the utility model, the bottom end of the bottom plate is connected with a connecting frame, and the side surface of the bottom of the connecting frame is connected with the side surface of the movable seat.

Advantageous effects

The utility model provides a tool clamp for processing a metal bar. Compared with the prior art, the method has the following beneficial effects:

1. after cutting machining of one end of a bar is finished through a numerical control machine tool, clamping of the bar is relieved through a fixed clamping assembly, the movable assembly is driven to move the clamping assembly to move a certain distance towards the direction of the fixed clamping assembly according to the required machining size of the bar, the bar is clamped again after moving, the clamping assembly is moved to remove the clamping of the bar, after the movable assembly is driven to move the clamping assembly to move back to the original position, the bar is clamped again, one end of the bar is cut machining is carried out again through the numerical control machine tool, and the structure can be used for automatically conveying the bar without manual assistance after machining of the bar.

2. Work fixture is used in metal rod processing passes through the inside of removing clamping assembly and fixed clamping assembly with the metal rod, makes it more firm through carrying out the centre gripping to the rod both ends to removing clamping assembly and fixed clamping assembly.

Drawings

FIG. 1 is a schematic structural view of a tool clamp for metal bar processing;

FIG. 2 is a schematic view of a moving assembly in a tool clamp for metal bar processing;

fig. 3 is a schematic structural view of a movable clamping assembly in a tool fixture for metal bar processing.

In the figure: 1. a moving assembly; 11. a base; 12. a unidirectional screw; 13. a movable seat; 14. a first servo motor; 15. a first guide bar; 2. moving the clamping assembly; 21. a hollow cylinder; 22. a bracket; 23. a clamping plate; 24. a connecting seat; 25. a bidirectional screw; 26. a second servo motor; 27. a second guide bar; 28. rubber cushion; 29. a bottom plate; 210. a support plate; 211. a connecting frame; 3. and fixing the clamping assembly.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, the utility model provides a technical scheme of a tool clamp for processing a metal bar, which comprises the following steps: the utility model provides a frock clamp for metal bar processing, includes moving assembly 1, and moving assembly 1's top symmetry is provided with and removes clamping assembly 2 and fixed clamping assembly 3, and the structure of moving clamping assembly 2 and fixed clamping assembly 3 is the same, and moving assembly 1's removal end links to each other in moving clamping assembly 2's bottom, and moving assembly 1's top links to each other in fixed clamping assembly 3's bottom;

it should be noted that, through passing the metal bar inside of removing clamping component 2 and fixed clamping component 3, make it more firm through carrying out the centre gripping to the bar both ends to removing clamping component 2 and fixed clamping component 3, and after the one end cutting to the bar finishes, remove the centre gripping to the bar through fixed clamping component 3, according to the required size of processing of bar, make the removal subassembly 1 drive remove clamping component 2 and remove certain distance towards the direction of fixed clamping component 3, remove the back and remove the centre gripping again to the bar by fixed clamping component 3, remove clamping component 2 and remove the centre gripping to the bar again after the clamping component 2 moves back to the normal position at the removal subassembly 1 drive, cut the one end cutting to the bar again by the digit control machine tool.

Referring to fig. 2, the moving assembly 1 includes a base 11, an open end is disposed on a side of the base 11, two ends of the base 11 are connected with a moving seat 13 in a rotating manner, the moving seat 13 is externally connected with the moving seat 13 through internal threads of the base 11, a first servo motor 14 is mounted on the outside of the base 11, an output end of the first servo motor 14 is connected with one end of a unidirectional screw 12, two sides of the moving seat 13 are connected with first guide rods 15 in a sliding manner, and two ends of each group of first guide rods 15 are connected with an inner side of the base 11.

It should be noted that, when the first servomotor 14 drives the unidirectional screw 12 to rotate forward, the movable seat 13 moves rightward along the two sets of first guide rods 15, whereas when the first servomotor 14 drives the unidirectional screw 12 to rotate backward, the movable seat 13 moves leftward.

Referring to fig. 3, the movable clamping assembly 2 includes a hollow cylinder 21, two groups of brackets 22 are symmetrically and slidably connected to the top and the bottom of the hollow cylinder 21, the two groups of brackets 22 are all L-shaped, the outer parts of the hollow cylinder 21 are connected with a connecting seat 24, the inner parts of the connecting seat 24 are rotatably connected with a bidirectional screw 25, the free ends of the two groups of brackets 22 are symmetrically and threadably connected to two ends of the bidirectional screw 25, the bottom of the bidirectional screw 25 is connected with a second servo motor 26, two groups of clamping plates 23 are symmetrically arranged at the top and the bottom of the inner cavity of the hollow cylinder 21, the outer surfaces of the two groups of clamping plates 23 are respectively connected with the driving ends of the two groups of brackets 22, the clamping cambered surfaces of the two groups of clamping plates 23 are respectively connected with a rubber mat 28, two ends of the connecting seat 24 are respectively connected with two groups of second guide rods 27 at two sides of the bidirectional screw 25, the free ends of the two groups of brackets 22 are slidably connected to the outer parts of the two groups of the second guide rods 27, a bottom plate 29 is arranged below the hollow cylinder 21, a supporting plate 210 is jointly connected between the bottom of the hollow cylinder 21 and one end of the bottom plate 29, the second servo motor 26 is mounted at the other end of the bottom plate 29, the bottom of the bottom plate 29 is connected with the bottom of the connecting frame 211, and the side of the connecting frame 13 is connected with the side of the movable seat 211.

It should be noted that, the bar passes through the hollow cylinder 21 and falls on the rubber cushion 28 at the lower part, and then the two-way screw rod 25 is driven to rotate forward by the second servo motor 26, and then the two groups of brackets 22 synchronously move to the middle along the two groups of second guide rods 27, and then the two groups of clamping plates 23 and the two groups of rubber cushion 28 clamp the bar, so that the bar is at the central position, otherwise, the second servo motor 26 drives the two-way screw rod 25 to rotate reversely, and the two groups of brackets 22 pull the two groups of clamping plates 23 and the two groups of rubber cushion 28 to synchronously move to the outer side.

The working principle of the utility model is as follows: when the clamping device is used, firstly, a metal bar passes through the hollow cylinder 21 in the movable clamping assembly 2 and the fixed clamping assembly 3 and falls on a group of rubber mats 28 below, the bidirectional screw rod 25 is driven to rotate forwards by the second servo motor 26, and then the two groups of brackets 22 synchronously move towards the middle along the two groups of second guide rods 27, so that the two groups of clamping plates 23 and the two groups of rubber mats 28 clamp the bar, the bar is positioned in the center, and the two ends of the bar are clamped more firmly by the movable clamping assembly 2 and the fixed clamping assembly 3;

cutting processing is carried out on one end of the bar again by a numerical control machine tool, after processing is finished, clamping of the bar is released through the fixed clamping assembly 3, according to the size of the bar required to be processed, the first servo motor 14 in the moving assembly 1 drives the unidirectional screw 12 to rotate positively, then the moving seat 13 moves rightwards along two groups of first guide rods 15, the moving seat 13 drives the moving clamping assembly 2 to move a certain distance towards the direction of the fixed clamping assembly 3, the bar is clamped again by the fixed clamping assembly 3 after moving, the clamping of the bar is released by the moving clamping assembly 2, and the bar is clamped again after the moving seat 13 drives the moving clamping assembly 2 to move back to the original position in the moving assembly 1, and one end of the bar is cut and processed again by the numerical control machine tool.

Claims (5)

1. The tool clamp for machining the metal bar is characterized by comprising a moving assembly (1), wherein a moving clamping assembly (2) and a fixed clamping assembly (3) are symmetrically arranged at the top of the moving assembly (1), the moving clamping assembly (2) and the fixed clamping assembly (3) have the same structure, the bottom of the moving clamping assembly (2) is connected with the moving end of the moving assembly (1), and the bottom of the fixed clamping assembly (3) is connected with the top of the moving assembly (1);

the movable assembly (1) comprises a base (11), an opening end is arranged on the side face of the base (11), two ends of the base (11) are connected with a movable seat (13) in a common rotation mode, the movable seat (13) is connected to the outside of the movable seat (13) and is located in the base (11) in a threaded mode, a first servo motor (14) is installed on the outside of the base (11), the output end of the first servo motor (14) is connected with one end of a unidirectional screw rod (12), first guide rods (15) are connected to the two sides of the movable seat (13) in a sliding mode, and two ends of each group of first guide rods (15) are connected with the inner side face of the base (11);

the movable clamping assembly (2) comprises a hollow cylinder (21), a bottom plate (29) is arranged below the hollow cylinder (21), a connecting frame (211) is connected to the bottom end of the bottom plate (29), and the side face of the bottom of the connecting frame (211) is connected with the side face of the movable seat (13).

2. The tooling fixture for metal bar machining according to claim 1, wherein the top and the bottom of the hollow cylinder (21) are symmetrically and slidably connected with two groups of brackets (22), the outer parts of the two groups of brackets (22) are of an L-shaped structure, the outer parts of the hollow cylinder (21) are connected with a connecting seat (24), the inner parts of the connecting seat (24) are rotationally connected with a bidirectional screw (25), the free ends of the two groups of brackets (22) are respectively and symmetrically connected with the two ends of the connecting seat (24) in a threaded mode, and the bottom of the bidirectional screw (25) is connected with a second servo motor (26).

3. The tooling fixture for metal bar machining according to claim 2, wherein two groups of clamping plates (23) are symmetrically arranged at the top and the bottom of the inner cavity of the hollow cylinder (21), the outer surfaces of the two groups of clamping plates (23) are respectively connected with the driving ends of the two groups of brackets (22), and the clamping cambered surfaces of the two groups of clamping plates (23) are respectively connected with rubber pads (28).

4. The tooling fixture for metal bar machining according to claim 2, wherein two groups of second guide rods (27) are respectively connected to two ends of the connecting seat (24) and positioned on two sides of the bidirectional screw rod (25), and free ends of the two groups of brackets (22) are slidably connected to the outer parts of the two groups of second guide rods (27).

5. The tool clamp for metal bar machining according to claim 2, wherein a supporting plate (210) is commonly connected between the bottom of the hollow cylinder (21) and one end top of the bottom plate (29), and the second servo motor (26) is mounted on the other end top of the bottom plate (29).