Numerical control lathe tool clamping assembly

Abstract

The utility model discloses a numerical control lathe cutter clamping assembly, which relates to the technical field of cutter clamping, and comprises a fixed frame, a rotating disc rotatably connected to the outer side wall of the fixed frame, and a cutter arranged on the outer side wall of the rotating disc, a clamping assembly used for clamping the two sides of the cutter is arranged in the inner side of the opening. The clamping blocks are driven by the first rotary knob and the bidirectional lead screw to limit the two sides of the cutter, the clamping blocks are fixedly inserted into the clamping grooves, and meanwhile the pressing plates are driven by the second rotary knob and the adjusting threaded rod to be close to each other so that the pressing plates can limit the other two sides of the cutter. By clamping the cutter of the numerically controlled lathe on the two sides, the situation that the cutter is prone to moving in the actual operation process is greatly avoided, and therefore the machining effect of the numerically controlled lathe is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to tool clamping technical field especially relates to a numerical control lathe tool clamping subassembly. BACKGROUND

[0002] Numerical control lathe is mainly used for the inner and outer cylindrical surface of shaft parts or disc parts, the inner and outer conical surface of arbitrary taper angle, complex rotary inner and outer curved surface and cylindrical, conical thread cutting, before processing workpiece, need to use tool clamping device to clamp installation tool.

[0003] For example, the patent publication number CN216706703UU discloses a numerical control lathe tool clamping device, including installation handle, mounting bracket, electric telescopic column, slide column, guide seat, tooth block, gear, hollow rotating shaft, tool holder seat, taper handle groove, sealing ring, cutting fluid channel, rotating shaft, indexing reducer, indexing motor. The above-mentioned open file through the design of the indexable tool holder seat first installs the tool in the morse taper tool handle, then installs a plurality of tool holders in the tool holder seat, which can quickly index the required tool to the machining position during actual drilling chamfering tapping process, avoiding frequent disassembly and replacement of tools, which is beneficial to improve the overall machining efficiency. But the patent in use, the numerical control lathe tool cannot be clamped on both sides, so that the clamping capacity of the tool is limited, so that the tool is easy to move in the actual operation process, affecting the normal processing. Therefore, the technical personnel in the art provide a numerical control lathe tool clamping assembly to solve the problem raised in the above background technology. UTILITY MODEL CONTENTS

[0004] In view of the deficiencies of the prior art, the utility model provides a numerical control lathe tool clamping assembly, which solves the problem that the numerical control lathe tool cannot be clamped on both sides, so that the clamping capacity of the tool is limited, so that the tool is easy to move in the actual operation process, affecting the normal processing.

[0005] To achieve the above purpose, the utility model realizes the following technical scheme: a numerical control lathe tool clamping assembly, including fixed frame and rotating disc rotatingly connected to the outer side wall of the fixed frame and tool set on the outer side wall of the rotating disc, the outer side wall center position of the rotating disc is provided with an open mouth, the inner side of the open mouth is provided with a clamping assembly for clamping the tool on both sides;

[0006] The outer bottom of the fixed frame is fixedly installed with a connecting plate, and the inner part of the fixed frame is provided with a rotating assembly for driving the rotating disc to rotate.

[0007] As a further technical scheme of the utility model, the clamping assembly comprises a sliding groove formed at the center position of the inner side wall of the opening, a bidirectional screw rod is rotationally connected to the inner bottom surface of the sliding groove, sliding blocks are threadedly connected to the outer peripheral surface of the two ends of the bidirectional screw rod, clamping blocks are fixedly installed on the outer top portions of the two groups of sliding blocks, recesses in the shape of semicircles are formed in the outer side walls of the clamping blocks in correspondence, the outer surface of the cutter is in abutment with the outer surfaces of the clamping blocks and the recesses, and a first knob is fixedly installed on the outer top portion of the rotating disc and extends through the opening from one end of the bidirectional screw rod.

[0008] As a further technical scheme of the utility model, the clamping assembly comprises a sliding groove formed at the center position of the inner side wall of the opening, a bidirectional screw rod is rotationally connected to the inner bottom surface of the sliding groove, sliding blocks are threadedly connected to the outer peripheral surface of the two ends of the bidirectional screw rod, clamping blocks are fixedly installed on the outer top portions of the two groups of sliding blocks, recesses in the shape of semicircles are formed in the outer side walls of the clamping blocks in correspondence, the outer surface of the cutter is in abutment with the outer surfaces of the clamping blocks and the recesses, and a first knob is fixedly installed on the outer top portion of the rotating disc and extends through the opening from one end of the bidirectional screw rod.

[0009] As a further technical scheme of the utility model, the clamping assembly comprises a sliding groove formed at the center position of the inner side wall of the opening, a bidirectional screw rod is rotationally connected to the inner bottom surface of the sliding groove, sliding blocks are threadedly connected to the outer peripheral surface of the two ends of the bidirectional screw rod, clamping blocks are fixedly installed on the outer top portions of the two groups of sliding blocks, recesses in the shape of semicircles are formed in the outer side walls of the clamping blocks in correspondence, the outer surface of the cutter is in abutment with the outer surfaces of the clamping blocks and the recesses, and a first knob is fixedly installed on the outer top portion of the rotating disc and extends through the opening from one end of the bidirectional screw rod.

[0010] As a further technical scheme of the utility model, the clamping assembly comprises a sliding groove formed at the center position of the inner side wall of the opening, a bidirectional screw rod is rotationally connected to the inner bottom surface of the sliding groove, sliding blocks are threadedly connected to the outer peripheral surface of the two ends of the bidirectional screw rod, clamping blocks are fixedly installed on the outer top portions of the two groups of sliding blocks, recesses in the shape of semicircles are formed in the outer side walls of the clamping blocks in correspondence, the outer surface of the cutter is in abutment with the outer surfaces of the clamping blocks and the recesses, and a first knob is fixedly installed on the outer top portion of the rotating disc and extends through the opening from one end of the bidirectional screw rod.

[0011] As a further technical scheme of the utility model, the clamping assembly comprises a sliding groove formed at the center position of the inner side wall of the opening, a bidirectional screw rod is rotationally connected to the inner bottom surface of the sliding groove, sliding blocks are threadedly connected to the outer peripheral surface of the two ends of the bidirectional screw rod, clamping blocks are fixedly installed on the outer top portions of the two groups of sliding blocks, recesses in the shape of semicircles are formed in the outer side walls of the clamping blocks in correspondence, the outer surface of the cutter is in abutment with the outer surfaces of the clamping blocks and the recesses, and a first knob is fixedly installed on the outer top portion of the rotating disc and extends through the opening from one end of the bidirectional screw rod.

[0012] As a further technical scheme of the utility model, the clamping assembly comprises a sliding groove formed at the center position of the inner side wall of the opening, a bidirectional screw rod is rotationally connected to the inner bottom surface of the sliding groove, sliding blocks are threadedly connected to the outer peripheral surface of the two ends of the bidirectional screw rod, clamping blocks are fixedly installed on the outer top portions of the two groups of sliding blocks, recesses in the shape of semicircles are formed in the outer side walls of the clamping blocks in correspondence, the outer surface of the cutter is in abutment with the outer surfaces of the clamping blocks and the recesses, and a first knob is fixedly installed on the outer top portion of the rotating disc and extends through the opening from one end of the bidirectional screw rod.

[0013] The utility model provides a numerical control lathe cutter clamping assembly, and has the following beneficial effects compared with the prior art:

[0014] 1、The design of a numerical control lathe tool clamping assembly, when limiting clamping, the first knob and the two-way screw rod are arranged to drive the clamping block to limit the two sides of the tool, and the clamping block is fixedly inserted in the clamping groove, and the second knob and the adjusting threaded rod drive the pressing plate to approach each other, so that the pressing plate limits the other two sides of the tool, and the numerical control lathe tool is clamped on both sides, which greatly avoids the movement of the tool in the actual operation process, thereby improving the machining effect of the numerical control lathe.

[0015] The design of a numerical control lathe tool clamping assembly, when rotating, the driving motor is arranged as a power source to drive the rotating shaft to rotate, and under the meshing characteristics of the gear, the rotating disc is driven to rotate, so that the tool can effectively work on the workpiece, thereby improving the machining efficiency of the workpiece. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a three-dimensional structure schematic view of a numerical control lathe tool clamping assembly.

[0017] Figure 2 It is a sectional three-dimensional structure schematic view of a numerical control lathe tool clamping assembly.

[0018] Figure 3 It is an overall structure exploded view of a numerical control lathe tool clamping assembly.

[0019] Figure 4 It is Figure 3 The local enlarged view of A in the middle.

[0020] In the figure: 1, fixed frame; 2, rotating disc; 3, tool; 4, open; 5, connecting plate; 6, sliding groove; 7, two-way screw rod; 8, sliding block; 9, clamping block; 10, recess; 11, first knob; 12, pressing plate; 13, adjusting threaded rod; 14, second knob; 15, guide groove; 16, guide rod; 17, clamping groove; 18, clamping block; 19, rotating shaft; 20, first gear; 21, second gear; 22, driving motor; 23, rotating ring; 24, annular notch; 25, sealing plate. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0022] Please refer to Figure 1-4The utility model provides a numerical control lathe tool clamping subassembly technical scheme: including fixed frame 1 and the rotary disc 2 of rotation connection in the fixed frame 1 outside wall and set up the tool 3 of rotary disc 2 outside wall, the outside wall center position of rotary disc 2 is equipped with the open mouth 4, the inside of open mouth 4 is provided with the clamping assembly for the double -sided clamping of tool 3, and the clamping assembly includes the sliding slot 6 of the inside wall center position of open mouth 4, the inside bottom surface rotation of sliding slot 6 is connected with two -way screw rod 7, and the outer peripheral surface both ends of two -way screw rod 7 are threadedly connected with sliding block 8, and the outer top of two groups of sliding block 8 is fixedly installed with the clamping block 9, and the recess 10 of the corresponding outside wall of clamping block 9 is equipped with half arc, simultaneously the outer surface of tool 3 and the outer surface of clamping block 9 and recess 10 mutually adhere and abut, and one end of two -way screw rod 7 extends to the outer top of rotary disc 2 and is fixedly installed with first knob 11 through the open mouth 4, and the inside wall of both sides of open mouth 4 is provided with pressing plate 12, and the opposite outside wall center position of two pressing plates 12 is rotatably installed with adjusting screw rod 13 through rotary sleeve, and the opposite one end of two adjusting screw rods 13 extends to the both sides outside wall of rotary disc 2 and is fixedly installed with second knob 14 through open mouth 4, and the both sides inside wall of open mouth 4 is symmetrically equipped with guide slot 15, and the outside wall of two pressing plates 12 is fixedly installed with guide rod 16 corresponding guide slot 15, simultaneously, guide rod 16 is slidably connected in the inside of guide slot 15, and the outside wall of two groups of clamping block 9 and the outside both ends of recess 10 are equipped with the clamping groove 17, and the outer surface both ends of tool 3 are fixedly connected with the clamping block 18, and the clamping block 18 is limitingly inserted in the inside of clamping groove 17.In the process of limiting clamping, first place the tool 3 needed to use on clamping block 9, and let the clamping block 18 insert in the clamping groove 17, then twist first knob 11 and drive two -way screw rod 7 to drive clamping block 9 to move along the inside of open mouth 4, to let clamping block 9 and recess 10 limit two sides of tool 3, and avoid the clamping block 18 from the clamping groove 17, and simultaneously twist second knob 14 and drive adjusting screw rod 13 to drive pressing plate 12 to move relatively, so that the pressing plate 12 limits the other two sides of tool 3, and then through the double -sided clamping of numerical control lathe tool 3, greatly avoid the tool 3 to move in the actual operation process, to improve the processing effect of numerical control lathe, and at the same time when needing to replace tool 3, just twist first knob 11 and second knob 14 to let pressing plate 12 and clamping block 9 move away from each other, then let the clamping block 18 separate from the clamping groove 17, can replace and maintain tool 3, simple structure, convenient to use.

[0023] The outer bottom of the fixed frame 1 is fixedly provided with a connecting plate 5, and the inner portion of the fixed frame 1 is provided with a rotating assembly for driving the rotating disc 2 to rotate, which comprises rotating shafts 19 rotatably connected to the inner side walls on both sides of the fixed frame, first and second gears 20 and 21 fixedly arranged on the outer circumferential surfaces of the rotating shafts 19, and the first and second gears 20 and 21 are in meshing connection, one end of one of the rotating shafts 19 extends through the fixed frame and is fixedly connected to the outer side wall of one side of the fixed frame and the outer side wall of the rotating disc 2, and one end of the other rotating shaft 19 extends through the fixed frame and is fixedly connected to the output end of a driving motor 22 fixedly arranged on the outer side wall of the other side of the fixed frame, a rotating ring 23 is fixedly arranged on the outer side wall of the rotating disc 2, one end of the rotating ring 23 is slidably connected to an annular slot 24 formed in the outer side wall of the fixed frame, and a sealing plate 25 is fixedly connected to the outer top of the fixed frame by bolts.

[0024] The working principle of the utility model is as follows: when in use, first, the fixed frame 1 is fixedly arranged on the numerical control lathe through the connecting plate 5, then the cutter 3 to be used is placed on the clamping block 9, the clamping block 18 is inserted into the clamping groove 17, then the first knob 11 is twisted to drive the bidirectional screw rod 7 to drive the clamping block 9 to relatively move back and forth along the inner side of the opening 4, so that the clamping block 9 and the groove 10 limit two sides of the cutter 3, and the clamping block 18 is prevented from being removed from the clamping groove 17, and at the same time, the second knob 14 is twisted to drive the adjusting threaded rod 13 to drive the pressing plate 12 to relatively move, so that the pressing plate 12 limits the other two sides of the cutter 3.

[0025] At the same time, after the cutter 3 is limited and clamped, the driving motor 22 is started to drive the rotating shaft 19 to rotate, the first gear 20 drives the second gear 21 to rotate, and the rotating disc 2 rotates on the outer side wall of the fixed frame, so that the cutter 3 can effectively work on the workpiece.

[0026] At the same time, when the cutter 3 needs to be replaced, the pressing plate 12 and the clamping block 9 can be relatively moved away by twisting the first knob 11 and the second knob 14, then the clamping block 18 is separated from the clamping groove 17, so that the cutter 3 can be replaced and maintained, which is simple in structure and convenient to use.

[0027] The above description is merely a preferred embodiment of the present invention. It should be noted that those skilled in the art may make various improvements and modifications without departing from the principles of the present invention, and such improvements and modifications should be considered within the scope of protection of the present invention. Structures, devices, and operating methods not specifically described or explained in this invention shall, unless otherwise specified or limited, be implemented in accordance with conventional means in the art.

Claims

1. A CNC lathe tool clamping assembly, characterized in that: The invention comprises a fixed frame (1), a rotating disk (2) rotatably connected to the outer wall of the fixed frame (1), and a tool (3) arranged on the outer wall of the rotating disk (2); an opening (4) is provided at the center of the outer wall of the rotating disk (2); a clamping assembly for clamping the tool (3) on both sides is provided inside the opening (4); The clamping assembly includes a sliding groove (6) provided at the center of the inner side wall of the opening (4), the inner bottom surface of the sliding groove (6) is rotatably connected to a bidirectional screw rod (7), the outer peripheral surface of the bidirectional screw rod (7) is threadedly sleeved with sliders (8) at both ends, and clamping blocks (9) are fixedly installed on the outer tops of the two groups of sliders (8), and a semi-arc-shaped groove (10) is provided on the outer side walls corresponding to the clamping blocks (9), and the outer surface of the tool (3) is in contact with the outer surfaces of the clamping block (9) and the groove (10), and one end of the bidirectional screw rod (7) passes through the opening (4) and extends to the outer top of the rotating disk (2) and is fixedly installed with a first knob (11); A connecting plate (5) is fixedly mounted on the outer bottom of the fixed frame (1), and a rotating assembly for driving the rotating disk (2) to rotate is provided inside the fixed frame (1).

2. A CNC lathe tool clamping assembly according to claim 1, characterized in that: The inner side walls of the opening (4) are provided with pressure plates (12), and adjusting threaded rods (13) are rotatably installed at the center positions of the opposite outer side walls of the two pressure plates (12) through a rotating sleeve. The opposite ends of the two adjusting threaded rods (13) pass through the opening (4) and extend to the outer side walls of the rotating disk (2) on both sides and are fixedly installed with second knobs (14). Guide grooves (15) are symmetrically opened on the inner side walls of the opening (4), and guide rods (16) are fixedly installed on the outer side walls of the two pressure plates (12) and corresponding to the guide grooves (15), and the guide rods (16) are slidably sleeved in the inner side of the guide grooves (15).

3. The CNC lathe tool clamping assembly according to claim 1, characterized in that: The outer side walls of the two groups of clamping blocks (9) are corresponding to each other and are provided with clamping grooves (17) at both ends of the outer side of the groove (10), and the outer surfaces of the tool (3) are fixedly connected with clamping blocks (18) at both ends. The clamping blocks (18) are limitedly inserted into the inner sides of the clamping grooves (17).

4. The tool clamping assembly for a CNC lathe according to claim 1, characterized in that: The rotating assembly includes rotating shafts (19) respectively connected to the inner side walls of the fixed frame (1), and a first gear (20) and a second gear (21) are fixedly installed on the outer peripheral surfaces of the two rotating shafts (19), and the first gear (20) and the second gear (21) are meshingly connected. One end of one of the rotating shafts (19) passes through the fixed frame (1) and extends to one side of the outer side wall of the fixed frame (1) and is fixedly connected to the outer side wall of the rotating disk (2). At the same time, one end of the other rotating shaft (19) passes through the fixed frame (1) and is fixedly connected to the output end of the driving motor (22) fixedly installed on the other side of the outer side wall of the fixed frame (1).

5. The CNC lathe tool clamping assembly according to claim 4, characterized in that: A rotating ring (23) is fixedly mounted on the outer wall of the rotating disk (2), and one end of the rotating ring (23) is slidably connected to an annular notch (24) provided on the outer wall of the fixed frame (1).

6. The CNC lathe tool clamping assembly according to claim 1, characterized in that: A sealing plate (25) is fixedly connected to the outer top of the fixing frame (1) via bolts.

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