Flexible buffering and damping type machine tool clamping jaw assembly

Abstract

The utility model discloses a flexible buffering damping type machine tool clamping jaw assembly, which belongs to the technical field of machine tool clamping jaws, and comprises a bottom block, a rotating motor is fixedly connected in the bottom block, the output end of the rotating motor is fixedly connected with a first bevel gear, and the top of the first bevel gear is meshed with three second bevel gears. And one side of the second bevel gear is fixedly connected with a threaded rod. According to the flexible buffering and damping type machine tool clamping jaw assembly, when a clamping jaw block at the front end makes contact with the surface of a material, the clamping jaw block can press a buffering spring to conduct primary buffering, at the moment, the buffering spring pushes a fixing block to conduct extrusion, and at the moment, the fixing block can press a connecting arm and a lower pressing arm to conduct extrusion towards the connecting block; and meanwhile, the spring telescopic rod is pressed by the fixing block, so that the clamping pressure is buffered by utilizing the elastic force of the spring telescopic rod, the clamping jaw block is prevented from being damaged when clamping the material, the material is protected from being damaged due to clamping, and the material is protected.

Description

TECHNICAL FIELD

[0001] The utility model belongs to machine tool chuck technical field, concretely is a flexible buffer shock absorbing type machine tool chuck assembly. BACKGROUND

[0002] In the mechanical structure, the part for clamping the main part, clamping the workpiece in the chuck, or the machine tool accessory that clamps and positions the workpiece, is mostly evenly distributed in 360 degrees, so that three chucks simultaneously approach or exit the center to complete the work. The chuck mechanism is an essential component part for mechanical processing, which can be used in turning machines, milling machines and sawing machines, etc. The existing chuck mechanism is applied to the chuck assembly. The existing chuck mechanism is applied to the chuck assembly. When the existing chuck assembly is used to grab the material, it is often directly grabbed and fixed. However, this fixing method may cause damage to the material and lack the function of flexible buffering. CONTENT OF THE UTILITY MODEL

[0003] In order to overcome the above defects, the utility model provides a flexible buffer shock absorbing type machine tool chuck assembly, which solves the problem that the existing chuck mechanism is applied to the chuck assembly, and the existing chuck assembly is used to grab the material, which is often directly grabbed and fixed. However, this fixing method may cause damage to the material and lack the function of flexible buffering.

[0004] In order to achieve the above purpose, the utility model provides the following technical scheme: a flexible buffer shock absorbing type machine tool chuck assembly, comprising a bottom block, the bottom block is fixedly connected with a rotating motor in the bottom block, the output end of the rotating motor is fixedly connected with a first bevel gear, the top of the first bevel gear is engaged with three second bevel gears, one side of the second bevel gear is fixedly connected with a threaded rod, the top of the bottom block is provided with a sliding groove corresponding to the position of the threaded rod, both ends of the threaded rod are rotatably connected in the sliding groove, and a sliding block is arranged on the outer arc surface of the threaded rod.

[0005] The top of the sliding block is fixedly connected with a top block, the top of the top block is fixedly connected with a connecting block, one side of the connecting block is fixedly connected with two connecting seats, one side of the connecting seat is rotatably connected with a connecting arm, one end of the connecting arm is rotatably connected with a pressing arm, one end of the pressing arm is rotatably connected with a pressing seat, one side of the two pressing seats is fixedly connected with the same fixed block, and the fixed block is fixedly connected with a buffer spring on one side.

[0006] As a further scheme of the utility model: the number of buffer springs is several, and one end of the several buffer springs is fixedly connected with the same chuck block.

[0007] As a further scheme of the utility model: the fixed block and the connecting block are fixedly connected with a spring telescopic rod, and the surface of the bottom block is slidably connected with a base.

[0008] As a further scheme of the utility model: the bottom fixedly connected with the bottom block in the inside of the base has a pressing block, the number of the pressing block is several.

[0009] As a further scheme of the utility model: the bottom fixedly connected with the pressing block has a damping spring, the bottom of the damping spring is connected with a sleeve block.

[0010] As a further scheme of the utility model: the pressing block is slidably connected in the sleeve block, and the bottom of the sleeve block is fixedly connected in the base.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1、The flexible buffering and damping type machine tool dog assembly is provided with a clamping block, a spring telescopic rod, a buffer spring and a pressing arm, when the clamping assembly clamps and fixes the material, the clamping block contacts the surface of the material, the clamping block presses the buffer spring to buffer initially, the buffer spring pushes the fixed block to be extruded, the fixed block presses the connecting arm and the pressing arm to be extruded towards the connecting block, the spring telescopic rod is extruded by the fixed block, the spring telescopic rod buffers the clamping pressure by the elastic force, prevents the clamping block from damaging the material, protects the material from being damaged by clamping and protects the material.

[0013] 2、The flexible buffering and damping type machine tool dog assembly is provided with a rotating motor, a first bevel gear, a second bevel gear and a threaded rod, when the material needs to be clamped, the rotating motor is started, the first bevel gear is driven by the output end of the rotating motor to rotate, the second bevel gear is driven by the first bevel gear to rotate, the three threaded rods are driven to rotate synchronously, the threaded rod rotates in the sliding groove to drive the sliding block to slide, the sliding block drives the connecting block and the clamping block on the top to move, so that the three clamping blocks can slide synchronously and approach the material. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the structural schematic diagram of the utility model;

[0015] Figure 2 It is the structural schematic diagram of the bottom block and the rotating motor of the utility model;

[0016] Figure 3 It is the structural schematic diagram of the connecting block and the connecting arm of the utility model;

[0017] Figure 4 It is the structural schematic diagram of the bottom block and the base of the utility model;

[0018] In the figure: 1, the bottom block; 2, the rotating motor; 3, the first bevel gear; 4, the second bevel gear; 5, the threaded rod; 6, the sliding groove; 7, the sliding block; 8, the top block; 9, the connecting block; 10, the connecting seat; 11, the connecting arm; 12, the pressing arm; 13, the pressing seat; 14, the fixed block; 15, the buffer spring; 16, the jaw block; 17, the spring telescopic rod; 18, the base; 19, the pressing block; 20, the shock absorbing spring; 21, the sleeve block. DETAILED DESCRIPTION

[0019] The technical scheme of the patent will be further described in detail in combination with the specific embodiments.

[0020] As Figures 1-4 shown, the utility model provides a technical scheme: a flexible buffer shock absorbing type machine tool jaw assembly, including bottom block 1, bottom block 1 is fixedly connected with rotating motor 2 in, the output of rotating motor 2 is fixedly connected with first bevel gear 3, the top of first bevel gear 3 is engaged with three second bevel gears 4, one side of second bevel gear 4 is fixedly connected with threaded rod 5, the top of bottom block 1 is set with sliding groove 6 in position corresponding threaded rod 5, both ends of threaded rod 5 are rotatably connected in sliding groove 6, the outer arc surface of threaded rod 5 is provided with sliding block 7, by the setting of first bevel gear 3 and second bevel gear 4, utilize rotating motor 2 to drive first bevel gear 3 to rotate, can utilize first bevel gear 3 to drive three second bevel gears 4 to rotate, to make three second bevel gears 4 synchronous drive threaded rod 5 to rotate, can synchronous utilize threaded rod 5 to drive jaw block 16 to clamp material, the convenience of three jaw blocks 16 can synchronous move;

[0021] The top of sliding block 7 is fixedly connected with top block 8, the top of top block 8 is fixedly connected with connecting block 9, one side of connecting block 9 is fixedly connected with two connecting seats 10, one side of connecting seat 10 is rotatably connected with connecting arm 11, one end of connecting arm 11 is rotatably connected with pressing arm 12, by the setting of pressing arm 12 and connecting arm 11, when pressing arm 12 and connecting arm 11 are extruded, pressing arm 12 and connecting arm 11 will be bent, by the bending of pressing arm 12 and connecting arm 11, it is convenient to connect connecting block 9 and fixed block 14, can also limit connecting block 9 and fixed block 14, prevent fixed block 14 from displacement.

[0022] One end of the pressing arm 12 is rotatably connected with a pressing seat 13, one side of the two pressing seats 13 is fixedly connected with a same fixing block 14, one side of the fixing block 14 is fixedly connected with a buffer spring 15, the number of the buffer springs 15 is several, one end of the several buffer springs 15 is fixedly connected with a same claw block 16, through the arrangement of the buffer spring 15 and the claw block 16, when the claw block 16 contacts the material, the claw block 16 will first extrude the buffer spring 15, and the buffer spring 15 can be used for primary buffering to flexibly clamp the material;

[0023] The fixing block 14 and the connecting block 9 are fixedly connected with a spring telescopic rod 17, the surface of the bottom block 1 is slidably connected with a base 18, the bottom of the bottom block 1 inside the base 18 is fixedly connected with a pressing block 19, the number of the pressing blocks 19 is several, through the arrangement of the spring telescopic rod 17, when the fixing block 14 is extruded, the spring telescopic rod 17 will be extruded, at this time, the spring telescopic rod 17 can be used for buffering and shock absorption through the elastic force, so as to protect the safety of clamping the material;

[0024] The bottom of the pressing block 19 is fixedly connected with a shock absorbing spring 20, the bottom of the shock absorbing spring 20 is connected with a sleeve block 21, the pressing block 19 is slidably connected in the sleeve block 21, the bottom of the sleeve block 21 is fixedly connected in the base 18, through the arrangement of the pressing block 19 and the shock absorbing spring 20, the pressing block 19 is used for extruding the shock absorbing spring 20, the shock absorbing spring 20 is used for reducing the extrusion shock of the pressing block 19 through the elastic force, not only can prevent the vibration when placing the material, but also can prevent the shock when processing the material.

[0025] The working principle of the utility model is: firstly, the material to be clamped and fixed is placed between the three clamping blocks 16, when the material is placed on the top of the bottom block 1, the bottom block 1 is extruded by the material, the pressing block 19 is extruded, the damping spring 20 in the sleeve block 21 is extruded through the pressing block 19, thereby reducing the vibration when the material is placed, at this time, the rotating motor 2 can drive the first bevel gear 3 to rotate, the three meshing second bevel gears 4 are driven to rotate through the first bevel gear 3, thereby the three second bevel gears 4 synchronously drive the three threaded rods 5 to rotate, the threaded rod 5 rotates in the sliding groove 6, the sliding block 7 is driven to slide in the sliding groove 6 through the rotation of the threaded rod 5, at this time, the connecting block 9 at the top is driven to move through the sliding block 7, when the connecting block 9 drives the front clamping block 16 to contact the surface of the material, the clamping block 16 is extruded to the buffer spring 15, the fixed block 14 is extruded through the extrusion of the buffer spring 15, thereby the fixed block 14 drives the connecting arm 11 and the pressing arm 12 to bend and extrude towards the connecting block 9, at this time, the spring telescopic rod 17 is synchronously extruded by the pressure of the fixed block 14, the spring telescopic rod 17 is used to buffer the pressure of clamping through the elasticity of the spring telescopic rod 17, preventing the clamping block 16 from causing damage to the material during clamping, thereby flexibly clamping the material.

[0026] In the description of the utility model, it is necessary to explain that, unless there is definite provision and limitation, the terms "installation", "connection", "connection" should be understood broadly, for example, it can be fixed connection, can also be detachable connection, or integrally connected, can be mechanical connection, can also be electrical connection, can be directly connected, can also be indirectly connected through the intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood through specific circumstances.

[0027] The above detailed the preferred embodiment of the patent, but the patent is not limited to the above-mentioned embodiment, within the knowledge of ordinary skilled in the art, various changes can be made without departing from the purpose of the patent.

Claims

1. A flexible cushioned chucking assembly for a machine tool comprising a base block (1) characterised in that: The bottom block (1) is fixedly connected with a rotating motor (2), the output end of the rotating motor (2) is fixedly connected with a first bevel gear (3), the top of the first bevel gear (3) is engaged with three second bevel gears (4), one side of the second bevel gear (4) is fixedly connected with a threaded rod (5), the top of the bottom block (1) is provided with a sliding groove (6) corresponding to the position of the threaded rod (5), both ends of the threaded rod (5) are rotatably connected in the sliding groove (6), and the outer arc surface of the threaded rod (5) is provided with a sliding block (7). The top of the sliding block (7) is fixedly connected with a top block (8), the top of the top block (8) is fixedly connected with a connecting block (9), one side of the connecting block (9) is fixedly connected with two connecting seats (10), one side of the connecting seat (10) is rotatably connected with a connecting arm (11), one end of the connecting arm (11) is rotatably connected with a pressing arm (12), one end of the pressing arm (12) is rotatably connected with a pressing seat (13), one side of the two pressing seats (13) is fixedly connected with the same fixed block (14), and one side of the fixed block (14) is fixedly connected with a buffer spring (15).

2. A flexible cushioned chucking assembly for a machine tool according to claim 1, wherein: The number of the buffer spring (15) is several, and one end of the several buffer springs (15) is fixedly connected with the same claw block (16).

3. A flexible cushioned chucking assembly for a machine tool according to claim 1, wherein: The fixed block (14) and the connecting block (9) are fixedly connected with a spring telescopic rod (17), and the surface of the bottom block (1) is slidably connected with a base (18).

4. A flexible cushioned chucking assembly for a machine tool according to claim 3, wherein: The bottom of the bottom block (1) inside the base (18) is fixedly connected with a pressing block (19), and the number of the pressing block (19) is several.

5. A flexible cushioned chucking assembly for a machine tool according to claim 4, wherein: The bottom of the pressing block (19) is fixedly connected with a damping spring (20), and the bottom of the damping spring (20) is connected with a sleeve block (21).

6. A flexible cushioned chucking assembly for a machine tool according to claim 5, wherein: The pressing block (19) is slidably connected in the sleeve block (21), and the bottom of the sleeve block (21) is fixedly connected in the base (18).

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