Machine tool fixture

Abstract

The utility model discloses a machine tool fixture which comprises a base, a fixture table is rotatably mounted in the base, a fixing plate is mounted at each of two ends of the top of the fixture table, two clamping plates are slidably mounted between the two fixing plates, and a cylinder for driving the clamping plates is arranged on each fixing plate. The tool table comprises a flat plate part provided with a fixing plate and an arc part arranged at the bottom of the flat plate part, a rack is arranged on the outer wall of the arc part in the circumferential direction, and a toothed plate matched with the rack is elastically installed in the base and located below the arc part. A plurality of elastic pieces are arranged between the toothed plate and an inner bottom plate of the base, a plurality of telescopic rods are arranged between the toothed plate and the base, and the outer walls of the telescopic rods are sleeved with the elastic pieces. The tool clamp of the machine tool can achieve inclination of the position of a workpiece so as to meet different machining requirements, and is simple in structure and convenient and fast to operate.

Description

Technical Field

[0001] The utility model relates to a machine tool fixture and belongs to the technical field of fixtures. Background Art

[0002] Machine tool fixtures are tools used to fix workpieces. In CNC machine tool processing, fixtures are needed to clamp the workpiece, and then milling, cutting and other processing are carried out in the CNC machine tool.

[0003] After searching, the patent publication number CN220863299U discloses "a conveniently adjustable machine tool fixture", including a fixture support, a clamping table is arranged at the upper end of the fixture support, the clamping table and the fixture support are integrally formed, and two anti-slip grooves are arranged inside the clamping table, and the anti-slip grooves are integrally formed with the fixture support; it also includes: a clamping plate, which is arranged on the upper end of the clamping table, there are two clamping plates, and the lower ends of the two clamping plates are both provided with two inner slides, the inner slides are integrally formed with the clamping plates, and the inner slides are located inside the anti-slip grooves; a support plate, which is arranged on the inner wall of the clamping plate, and a carrier plate is arranged above the support plate. The device is easy to adjust during the entire clamping process and has high clamping stability for special-shaped workpieces.

[0004] In the actual processing process, there is a certain angle between the cutter head and the workpiece so as to perform oblique milling on the workpiece. However, the existing device cannot adjust the angle after the workpiece is fixed, thereby failing to meet the needs of oblique processing of the workpiece and having poor applicability. Utility Model Content

[0005] The utility model aims to provide a machine tool fixture, which can realize the inclination of the workpiece position, thereby meeting different processing requirements and improving the overall applicability.

[0006] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a machine tool fixture, comprising: a base, a fixture table is rotatably installed inside the base, a fixing plate is installed at both ends of the top of the fixture table, two clamping plates are slidably installed between the two fixing plates, and a cylinder for driving the clamping plates is arranged on the fixing plates, so that the two clamping plates can move towards each other to clamp the workpiece;

[0007] The workbench includes: a flat plate portion on which the fixing plate is installed, an arc portion arranged at the bottom of the flat plate portion, and a rack is circumferentially arranged on the outer wall of the arc portion, and a toothed plate matching the rack is elastically installed below the arc portion and inside the base.

[0008] The further improved scheme in the above technical scheme is as follows:

[0009] 1. In the above solution, a plurality of elastic members are arranged between the tooth plate and the inner bottom plate of the base.

[0010] 2. In the above solution, each corner of the tooth plate is connected to the elastic member.

[0011] 3. In the above solution, a plurality of telescopic rods are arranged between the tooth plate and the base.

[0012] 4. In the above solution, the elastic member is sleeved on the outer wall of the telescopic rod.

[0013] 5. In the above solution, an operating panel is fixedly mounted on the side wall of the tooth plate.

[0014] 6. In the above solution, a slide groove is provided on the side wall of the base in the vertical direction, and the end of the operating plate away from the tooth plate can extend through the slide groove.

[0015] 7. In the above solution, the workbench and the base are rotatably connected via a rotating shaft.

[0016] 8. In the above solution, a plurality of mounting holes are provided at the bottom of the base, and the mounting holes are connected with bolts.

[0017] Due to the application of the above technical solution, the utility model has the following advantages and effects compared with the prior art:

[0018] The utility model discloses a machine tool fixture, a fixture table is rotatably installed inside the base, two clamping plates are slidably installed between two fixed plates, a cylinder for driving the clamping plates is arranged on the fixed plates, a rack is circumferentially arranged on the outer wall of the circular arc portion of the fixture table, a toothed plate cooperating with the rack is elastically installed below the circular arc portion and inside the base, the workpiece is clamped by the two clamping plates on the flat plate portion, the toothed plate is pressed according to actual needs, and the inclination angle of the flat plate portion is adjusted by rotation, so that the inclination of the workpiece position can be achieved, and after the adjustment is completed, the inclination angle of the flat plate portion can be fixed by the cooperation of the toothed plate and the rack, so that different processing requirements can be met, the overall applicability is improved, and the structure is simple and the operation is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Attached Figure 1 It is a schematic diagram of the overall structure of the machine tool fixture of the utility model;

[0020] Attached Figure 2 It is a structural schematic diagram of the base in the machine tool fixture of the utility model;

[0021] Attached Figure 3 It is a structural schematic diagram of the tooth plate in the machine tool fixture of the utility model;

[0022] Attached Figure 4 It is a structural schematic diagram of a tooling table in a machine tool fixture of the utility model.

[0023] In the above figures: 1, base; 101, mounting hole; 2, bolt; 3, rotating shaft; 4, workbench; 401, flat plate; 402, arc portion; 5, rack; 6, toothed plate; 7, operating panel; 8, clamping plate; 9, fixing plate; 10, telescopic rod; 11, elastic member; 12, cylinder; 13, slide groove. DETAILED DESCRIPTION

[0024] The present invention can be further understood through the specific embodiments given below, but they are not intended to limit the present invention.

[0025] Embodiment 1: A machine tool fixture, used for installation on a machine tool, comprising: a base 1, a fixture table 4 is rotatably installed inside the base 1, a fixing plate 9 is installed at both ends of the top of the fixture table 4, two clamping plates 8 are slidably installed between the two fixing plates 9, and a cylinder 12 for driving the clamping plates 8 is provided on the fixing plates 9, so that the two clamping plates 8 can move towards each other to clamp the workpiece;

[0026] First, fix the base with bolts, then place the workpiece between the two clamping plates, and use the cylinder to drive the two clamping plates closer to each other to clamp the workpiece and start processing;

[0027] The workbench 4 includes: a flat plate portion 401 on which the fixing plate 9 is installed, an arc portion 402 arranged at the bottom of the flat plate portion 401, and a rack 5 is circumferentially arranged on the outer wall of the arc portion 402, and a toothed plate 6 that cooperates with the rack 5 is elastically installed below the arc portion 402 and inside the base 1.

[0028] When angle adjustment is required during the processing, push the operating plate downward to make the tooth plate disengage from the rack, thereby unlocking the workbench. At this time, you can hold the workbench and realize rotation adjustment through the rotating shaft. After adjustment, release the operating plate and use the elastic force of the elastic part to drive the tooth plate to reset and snap into the gear ring to achieve the tilt locking of the workbench.

[0029] A plurality of elastic members 11 are disposed between the tooth plate 6 and the inner bottom plate of the base 1 ; each corner of the tooth plate 6 is connected with the elastic member 11 .

[0030] A plurality of telescopic rods 10 are arranged between the tooth plate 6 and the base 1 .

[0031] An operating plate 7 is fixedly mounted on the side wall of the tooth plate 6 .

[0032] A slide groove 13 is provided on the side wall of the base 1 in the vertical direction, and one end of the operating plate 7 away from the tooth plate 6 can extend through the slide groove 13 .

[0033] The tooling table 4 is rotatably connected to the base 1 via a rotating shaft 3 .

[0034] A plurality of mounting holes 101 are provided at the bottom of the base 1 , and the mounting holes 101 are connected with bolts 2 .

[0035] Embodiment 2: A fixture for installation on a machine tool, comprising: a base 1, a fixture table 4 is rotatably installed inside the base 1, a fixing plate 9 is installed at both ends of the top of the fixture table 4, two clamping plates 8 are slidably installed between the two fixing plates 9, and a cylinder 12 for driving the clamping plates 8 is provided on the fixing plates 9, so that the two clamping plates 8 can move towards each other to clamp the workpiece;

[0036] The workpiece is clamped by two clamping plates on the flat plate, the tooth plate is pressed according to actual needs, and the inclination angle of the flat plate is adjusted by rotating, so that the workpiece position can be tilted. After the adjustment is completed, the inclination angle of the flat plate can be fixed through the cooperation of the tooth plate and the rack, thereby meeting different processing requirements, improving the overall applicability, and having a simple structure and convenient operation.

[0037] The workbench 4 includes: a flat plate portion 401 on which the fixing plate 9 is installed, an arc portion 402 arranged at the bottom of the flat plate portion 401, and a rack 5 is circumferentially arranged on the outer wall of the arc portion 402, and a toothed plate 6 that cooperates with the rack 5 is elastically installed below the arc portion 402 and inside the base 1.

[0038] A plurality of elastic members 11 are arranged between the tooth plate 6 and the inner bottom plate of the base 1 .

[0039] A plurality of telescopic rods 10 are arranged between the tooth plate 6 and the base 1 ; the elastic member 11 is sleeved on the outer wall of the telescopic rod 10 .

[0040] An operating plate 7 is fixedly mounted on the side wall of the tooth plate 6 .

[0041] A slide groove 13 is provided on the side wall of the base 1 in the vertical direction, and one end of the operating plate 7 away from the tooth plate 6 can extend through the slide groove 13 .

[0042] The tooling table 4 is rotatably connected to the base 1 via a rotating shaft 3 .

[0043] The clamping plate 8 is fixedly connected to the movable end of the cylinder 12 .

[0044] The working principle is:

[0045] When in use, first fix the base with bolts, then place the workpiece between the two clamping plates, and use the cylinder to drive the two clamping plates closer to each other, so as to clamp the workpiece and start processing. When the angle needs to be adjusted during the processing, push the operating plate downward to make the tooth plate disengage from the rack, and then unlock the workbench. At this time, you can hold the workbench and realize the rotation adjustment through the rotating shaft. After adjustment, release the operating plate, and use the elastic force of the elastic part to drive the tooth plate to reset and clamp it into the gear ring, so as to realize the tilt locking of the workbench.

[0046] When the above-mentioned machine tool fixture is used, the workpiece is clamped by two clamping plates on the flat plate, the tooth plate is pressed according to actual needs, and the inclination angle of the flat plate is adjusted by rotation, so that the workpiece position can be tilted. After the adjustment is completed, the inclination angle of the flat plate can be fixed through the cooperation of the tooth plate and the rack, thereby meeting different processing requirements, and the structure is simple and the operation is convenient.

[0047] The above embodiments are only for illustrating the technical concept and features of the utility model, and their purpose is to enable people familiar with the technology to understand the content of the utility model and implement it accordingly, and they cannot be used to limit the protection scope of the utility model. Any equivalent changes or modifications made according to the spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. A machine tool fixture, used for installation on a machine tool, comprising: A base (1), characterized in that: a tooling table (4) is rotatably mounted inside the base (1), a fixing plate (9) is mounted on both ends of the top of the tooling table (4), two clamping plates (8) are slidably mounted between the two fixing plates (9), and a cylinder (12) is disposed on the fixing plates (9) for driving the clamping plates (8), so that the two clamping plates (8) can move towards each other to clamp the workpiece; The workbench (4) comprises: a flat plate portion (401) on which the fixing plate (9) is mounted, and an arc portion (402) arranged at the bottom of the flat plate portion (401), wherein a rack (5) is circumferentially arranged on the outer wall of the arc portion (402), and a toothed plate (6) cooperating with the rack (5) is elastically mounted below the arc portion (402) and inside the base (1).

2. The machine tool fixture according to claim 1, characterized in that: A plurality of elastic members (11) are arranged between the tooth plate (6) and the inner bottom plate of the base (1).

3. The machine tool fixture according to claim 2, characterized in that: Each corner of the tooth plate (6) is connected to the elastic member (11).

4. The machine tool fixture according to claim 2, characterized in that: A plurality of telescopic rods (10) are arranged between the tooth plate (6) and the base (1).

5. The machine tool fixture according to claim 4, characterized in that: The elastic member (11) is sleeved on the outer wall of the telescopic rod (10).

6. The machine tool fixture according to claim 1, characterized in that: An operating plate (7) is fixedly mounted on the side wall of the tooth plate (6).

7. The machine tool fixture according to claim 6, characterized in that: A slide groove (13) is provided on the side wall of the base (1) in the vertical direction, and an end of the operating plate (7) away from the tooth plate (6) can extend through the slide groove (13).

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