CN218136590U - Tool clamp with adjusting function for numerically controlled milling machine - Google Patents

Abstract

The utility model belongs to the technical field of milling machine fixtures, in particular to a tooling fixture with an adjustment function for a numerical control milling machine, aiming at the problem that the existing tooling fixture with an adjustment function for a numerical control milling machine is inconvenient for height adjustment and difficult to meet the fixing requirements of different materials , the following scheme is now proposed, which includes a base and two clamping seats, the sides of the two clamping seats close to each other are fixedly installed with cylinders, the output ends of the two cylinders are fixedly installed with clamping plates, and the clamping The other side of the holding seat is fixedly installed with a connecting plate, and both sides of the top of the base are rotatably connected with screw rods, and the two connecting plates are threaded on the outer sides of the corresponding screw rods respectively, and the bottoms of the two screw rods Both ends are fixed with worm gears. The utility model can realize the height adjustment of the fixture of the CNC milling machine through the mutual cooperation among the worm, the worm wheel, the connecting plate, the screw mandrel and the square column, so as to meet the requirements of processing workpieces of different sizes and materials.

Description

A fixture with adjustment function for CNC milling machine

technical field

The utility model relates to the technical field of milling machine fixtures, in particular to a tooling fixture with an adjustment function for a numerically controlled milling machine.

Background technique

CNC milling machine is a milling machine controlled by electronic digital signal. CNC milling machine is an automatic processing equipment developed on the basis of general milling machine. The processing technology of the two is basically the same, and the structure is also somewhat similar. CNC milling machine is divided into without There are two types of tool magazines and tool magazines. Among them, CNC milling machines with tool magazines are also called machining centers. When the CNC milling machine is processing the material, it is necessary to fix the material first, usually using a clamp to clamp the material, so as to facilitate further processing.

Since the volume of the material to be processed by the CNC milling machine is different, it is necessary to adjust the fixture when fixing. By changing different fixture specifications, the material can be fixed, but the height of the clamping device is fixed. When it needs to be fixed For high-volume materials, the fixture cannot be adjusted according to the height of the material, so it is necessary to disassemble the fixture and re-fix the height; therefore, we propose a tooling fixture with adjustment function for CNC milling machines to solve this problem.

Utility model content

The purpose of this utility model is to solve the shortcomings of the existing fixtures with adjustment functions for CNC milling machines that are not convenient for height adjustment and difficult to meet the fixing requirements of different materials, and propose a tooling fixture with adjustment functions for CNC milling machines.

In order to achieve the above object, the utility model adopts the following technical solutions:

A tooling fixture with an adjustment function for a CNC milling machine, comprising a base and two clamping seats, a cylinder is fixedly installed on the side of the two clamping seats close to each other, and a clamp is fixedly installed on the output ends of the two cylinders. The other side of the clamping seat is fixedly installed with a connecting plate, both sides of the top of the base are rotatably connected with screw rods, and the two connecting plates are respectively threaded on the outer sides of the corresponding screw rods, and the two The bottom ends of the two screw rods are fixedly equipped with worm gears, and both sides of the bottom of the base are fixedly equipped with support plates, and the sides of the two support plates close to each other are rotatably connected with the same worm screw, and the worm screw meshes with the two worm gears. .

Preferably, a square hole is opened on the top of the clamping seat, square columns are fixedly installed on both sides of the top of the base, and two vertical plates are slidably connected in the corresponding square holes.

Preferably, the sides of the two square columns away from each other are fixedly equipped with side plates, and the two side plates are respectively rotatably socketed on the outer sides of the corresponding screw rods.

Preferably, a retaining ring is fixedly sleeved on the outer side of the screw rod, and the retaining ring is in movable contact with the top of the base.

Preferably, the sides of the two clamping plates away from each other are fixedly connected with connecting rods, the ends of the two connecting rods away from each other are fixedly installed with guide plates, and the sides of the two clamping seats close to each other are fixedly installed with guide plates. cylinder, and two guide plates are respectively slidably connected in the corresponding guide cylinder.

Preferably, a handwheel is fixedly installed at one end of the worm, and a rocker arm is fixedly installed at one side of the handwheel.

In the utility model, the tooling fixture with adjustment function for a CNC milling machine is used to control the rotation of the worm by holding the rocker arm. The height of the two clamping plates is adjusted through the thread transmission with the corresponding side plate and the guiding action of the two square columns to drive the two clamping seats to carry out synchronous lifting movement. After the adjustment is completed, loosen the rocker. The arm fixes the height of the clamping plate through the self-locking property of the worm and the worm wheel;

In the utility model, the tooling fixture with adjustment function for a numerically controlled milling machine is used to drive two clamping plates to move toward the side close to each other by starting two cylinders, so as to realize the clamping work, and the clamping plate During the moving process, the clamping plate is guided through the cooperation of the guide plate and the guide cylinder to make the clamping more stable;

The utility model has a reasonable structural design, and through the mutual cooperation between the worm, the worm wheel, the connecting plate, the screw and the square column, the height adjustment of the fixture of the CNC milling machine can be realized, so as to meet the processing of workpieces of different sizes and materials. High reliability.

Description of drawings

Fig. 1 is the three-dimensional structural schematic diagram of a tooling fixture with adjustment function for a kind of numerical control milling machine that the utility model proposes;

Fig. 2 is a schematic cross-sectional structure diagram of a tooling fixture with an adjustment function for a CNC milling machine proposed by the present invention;

Fig. 3 is a partially enlarged view of part A in Fig. 2;

FIG. 4 is a partially enlarged view of part B in FIG. 2 .

In the figure: 1. Base; 2. Square column; 3. Clamping seat; 4. Cylinder; 5. Clamping plate; 6. Screw rod; 7. Connecting plate; 8. Guide cylinder; 9. Side plate; 10 , worm; 11, rocker arm; 12, worm wheel; 13, support plate; 14, guide plate; 15, connecting rod.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Referring to Figures 1-4, a tooling fixture with an adjustment function for a CNC milling machine includes a base 1 and two clamping seats 3, and cylinders 4 are fixedly installed on the sides of the two clamping seats 3 that are close to each other. Clamping plate 5 is fixedly installed on the output end of cylinder 4, and connecting plate 7 is fixedly installed on the other side of clamping seat 3, and both sides of the top of base 1 are all rotatably connected with screw rod 6, two connecting plates 7 are respectively threaded on the outside of the corresponding screw mandrel 6, and the bottom ends of the two screw mandrels 6 are fixedly installed with a worm wheel 12, and both sides of the bottom of the base 1 are fixedly installed with a support plate 13, and the two support plates 13 The sides close to each other are rotatably connected with the same worm 10 , and the worm 10 meshes with two worm wheels 12 .

In this embodiment, the top of the clamping seat 3 is provided with a square hole, and both sides of the top of the base 1 are fixedly equipped with square columns 2, and the two vertical plates are respectively slidably connected in the corresponding square holes. to guide.

In this embodiment, side plates 9 are fixedly installed on the sides of the two square columns 2 away from each other, and the two side plates 9 are respectively rotatably socketed on the outer sides of the corresponding screw rods 6 to rotate and position the screw rods 6 .

In this embodiment, a retaining ring is fixedly sleeved on the outer side of the threaded rod 6 , and the retaining ring is in movable contact with the top of the base 1 to limit the position of the threaded rod 6 .

In this embodiment, the sides of the two clamping plates 5 that are far away from each other are fixedly connected with connecting rods 15, and the ends of the two connecting rods 15 that are far away from each other are fixedly equipped with guide plates 14, and the sides of the two clamping seats 3 that are close to each other A guide cylinder 8 is fixedly installed on one side, and two guide plates 14 are respectively slidably connected in the corresponding guide cylinder 8 to guide the clamping plate 5 .

In this embodiment, a hand wheel is fixedly installed at one end of the worm 10 , and a rocker arm 11 is fixedly installed at one side of the hand wheel, so as to control the rotation of the worm 10 .

In this embodiment, when in use, the rotation of the worm screw 10 is controlled by holding the rocker arm 11, and the worm screw 10 drives the two screw rods 6 to rotate synchronously through the engagement with the two worm wheels 12, and the two screw rods 6 pass through the corresponding The thread transmission of the side plate 9 drives the two clamping seats 3 to carry out synchronous lifting movement under the guidance of the two square columns 2, so as to adjust the height of the two clamping plates 5, and release the rocker arm after the adjustment is completed 11. The height of the clamping plate 5 is fixed through the self-locking property of the worm 10 and the worm wheel 12, and the two clamping plates 5 are driven to move toward each other by starting two cylinders 4, thereby realizing the clamping work, and During the moving process of the clamping plate 5, the clamping plate 5 is guided through the cooperation of the guide plate 14 and the guide cylinder 8, so that the clamping is more stable.

Claims (6)

1. The utility model provides a numerically controlled fraise machine is with frock clamp that has regulatory function, its characterized in that, including base (1) and two grip slipper (3), the equal fixed mounting in one side that two grip slipper (3) are close to each other has cylinder (4), and equal fixed mounting has grip block (5) on the output of two cylinder (4), and the opposite side fixed mounting of grip slipper (3) has connecting plate (7), the top both sides of base (1) all rotate and are connected with lead screw (6), and two connecting plates (7) are respectively the screw-thread socket in the outside of the lead screw (6) that correspond, and the equal fixed mounting in bottom of two lead screws (6) has worm wheel (12), the equal fixed mounting in bottom both sides of base (1) has backup pad (13), and one side that two backup pad (13) are close to each other rotates and is connected with same worm (10), and worm (10) mesh with two worm wheel (12).

2. The tool clamp with the adjusting function for the numerically controlled milling machine according to claim 1, wherein a square hole is formed in the top of the clamping seat (3), square columns (2) are fixedly mounted on two sides of the top of the base (1), and the two vertical plates are slidably connected in the corresponding square holes respectively.

3. A tool clamp with an adjusting function for a numerically controlled milling machine according to claim 2, wherein side plates (9) are fixedly mounted on the sides of the two square columns (2) away from each other, and the two side plates (9) are respectively rotatably sleeved on the outer sides of the corresponding screw rods (6).

4. The tool clamp with the adjusting function for the numerical control milling machine as claimed in claim 1, characterized in that a retainer ring is fixedly sleeved on the outer side of the screw rod (6), and the retainer ring is movably abutted against the top of the base (1).

5. A tool clamp with an adjusting function for a numerically controlled milling machine according to claim 1, characterized in that a connecting rod (15) is fixedly connected to each of the sides of the two clamping plates (5) away from each other, a guide plate (14) is fixedly mounted to each of the ends of the two connecting rods (15) away from each other, a guide cylinder (8) is fixedly mounted to each of the sides of the two clamping bases (3) close to each other, and the two guide plates (14) are slidably connected in the corresponding guide cylinders (8) respectively.

6. A tool clamp with an adjusting function for a numerically controlled milling machine according to claim 1, wherein a hand wheel is fixedly mounted at one end of the worm (10), and a rocker arm (11) is fixedly mounted on one side of the hand wheel.

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