High-precision assembly type slotting cutter

Abstract

The utility model discloses a high-precision assembly type slotting cutter which comprises an installation frame, a limiting sliding way is formed in the installation frame, and an adjustable slotting piece is installed in the limiting sliding way. The gear shaping piece comprises a sliding block matched with the limiting sliding way, a row of cutting teeth are evenly fixed to the outer wall of the sliding block, a bottom plate is installed at the bottom of the installation frame, a lead screw located in the limiting sliding way is arranged at the top of the bottom plate, and a lead screw nut hole matched with the lead screw is formed in the sliding block. And mounting notches communicating with the limiting sliding ways are formed in the side walls of the mounting frames, a plurality of first screw holes are formed in the two sides of the outer walls of the sliding blocks at equal intervals, and fastening bolts are in threaded connection with the interiors of the first screw holes. According to the gear shaper, the problems in the background technology are effectively solved, complete falling due to gravity when the bolt is detached to adjust the position of the gear shaper is avoided, the gear shaper can be adjusted through the lead screw and reinforced through the fastening bolt again, and controllable slow adjustment and disassembly and assembly of the gear shaper are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of gear shaping cutter, especially to a high-precision assembled gear shaping cutter. BACKGROUND

[0002] The gear shaping cutter is a kind of high-precision assembled gear shaping cutter for machining gear cutter, mainly used for machining internal and external meshing straight and helical cylindrical gears according to the generating method. The types of gear shaping cutter include disc-shaped gear shaping cutter, bowl-shaped gear shaping cutter, cylindrical gear shaping cutter and taper-shank gear shaping cutter, each type is suitable for different machining requirements.

[0003] At present, the gear shaping cutter is mainly fixed with the installation workpiece through the bolt mode, although stability is maintained in structure, but when disassembling, especially when adjusting height position, the bolt is disassembled due to the self-gravity of gear shaping cutter, if the gear shaping cutter is not effectively held by hand, it is easy to cause falling, and adjustment needs to be held and moved, which is inconvenient, and there is room for improvement. INVENTION CONTENTS

[0004] The utility model aims at solving the shortcomings in the prior art and provides a high-precision assembled gear shaping cutter.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A high-precision assembled gear shaping cutter, comprising a mounting frame, a limiting sliding channel is formed in the mounting frame, and an adjustable gear shaping piece is installed in the limiting sliding channel.

[0007] The gear shaping piece comprises a sliding block matched with the limiting sliding channel, a row of cutting teeth is fixed on the outer wall of the sliding block, a bottom plate is installed at the bottom of the mounting frame, a lead screw is arranged on the top of the bottom plate and located in the limiting sliding channel, a lead screw nut hole matched with the lead screw is formed in the sliding block, a mounting slot is formed in the side wall of the mounting frame and communicated with the limiting sliding channel, a plurality of first screw holes are equidistantly formed on the both sides of the outer wall of the sliding block, fastening bolts are threadedly connected in the first screw holes, and the fastening bolts are located in the mounting slot.

[0008] Preferably, an L-shaped top plate is fixed on the top of the mounting frame, a rotating disc is coaxially fixed on the lead screw, and a hole is formed in the L-shaped top plate for the shaft to pass through.

[0009] Preferably, a storage box is installed on the outer wall of the L-shaped top plate, a feeding port is arranged on the top of the storage box, and a discharge duckbill is arranged on the bottom of the storage box and corresponds to the position of the cutting tooth. The storage box stores cutting oil, and the cutting oil falls through the discharge duckbill during the close cutting process of the gear shaping piece, so as to reduce the temperature and friction of cutting.

[0010] Preferably, the outer wall of the storage box is fixed with two mounting strips at the position of the L-shaped top plate, the L-shaped top plate is located between the two mounting strips, corresponding second screw holes are formed in the mounting strips and the L-shaped top plate, the L-shaped top plate and the mounting strips are fixed through the second bolts, the outer wall of the storage box is fixed with a limiting insertion rod below the mounting strips, and the limiting insertion rod is inserted between the bottom of the L-shaped top plate and the top of the mounting frame, thereby increasing the stability of the mounting strips in combination with the fixing of the mounting strips.

[0011] Preferably, the bottom plate is fixed to the bottom of the mounting frame through screws, the top of the bottom plate is provided with a bearing, and the bottom end of the lead screw is located in the bearing, so that the bottom plate can be disassembled, and the rotation of the lead screw is ensured under the action of the bearing.

[0012] The utility model discloses the beneficial effect that:

[0013] 1. Because set up mounting frame, bottom plate, L-shaped top plate, spline piece, lead screw and fastening bolt etc. are used, can carry out height adjustment, and the outer wall of mounting frame is extruded by rotating fastening bolt, and the stable fixed effect of sliding block is strengthened, realizes adjustable, and the bottom plate of mounting frame bottom can be disassembled, and the replacement of sliding block is carried out through the rotation of lead screw, and the installation of sliding block is same as above, effectively solve the problem of background art, avoid the complete drop of spline piece position when adjusting spline piece position by disassembling bolt, can be adjusted through lead screw and be reinforced through fastening bolt again, be favorable to the slow adjustment of controllable and the dismounting of spline piece.

[0014] 2. Be provided with storage box, and the detachable installation between storage box and L-shaped top plate, store cutting oil in storage box, in the process of close cutting of spline piece, the lubricating oil of discharge duckbill falls, reduces the temperature and friction of cutting. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a three-dimensional structure schematic view of the high-precision assembled spline cutting tool.

[0016] Figure 2 It is a first partially expanded three-dimensional structure schematic view of the high-precision assembled spline cutting tool.

[0017] Figure 3 It is a second partially expanded three-dimensional structure schematic view of the high-precision assembled spline cutting tool.

[0018] Figure 4 It is a three-dimensional structure schematic view of the spline cutting tool of the high-precision assembled spline cutting tool.

[0019] In the figure: 1, mounting frame; 2, bottom plate; 3, L-shaped top plate; 4, gear shaping cutter; 5, mounting notch; 6, limiting slide; 7, screw rod; 8, rotating disc; 9, sliding block; 10, cutting tooth; 11, first screw hole; 12, fastening bolt; 13, storage box; 14, limiting plug; 15, mounting strip; 16, second screw hole; 17, discharge duckbill. DETAILED DESCRIPTION

[0020] The technical solutions 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 only represent some of the embodiments of the utility model, rather than all the embodiments.

[0021] Referring to Figures 1-4 A high-precision assembled gear shaping cutter, comprising a mounting frame 1, a limiting slide 6 is formed in the mounting frame 1, and a gear shaping cutter 4 that can be adjusted is mounted in the limiting slide 6.

[0022] The gear shaping cutter 4 comprises a sliding block 9 matched with the limiting slide 6, a row of cutting teeth 10 is fixedly arranged on the outer wall of the sliding block 9, a bottom plate 2 is mounted on the bottom of the mounting frame 1, a screw rod 7 is arranged on the top of the bottom plate 2 and located in the limiting slide 6, a screw rod nut hole matched with the screw rod 7 is formed in the sliding block 9, a mounting notch 5 communicated with the limiting slide 6 is formed in the side wall of the mounting frame 1, a plurality of first screw holes 11 are equidistantly formed on the two sides of the outer wall of the sliding block 9, and a fastening bolt 12 is threadedly connected in the first screw hole 11 and located in the mounting notch 5.

[0023] By the above structure: the top of the mounting frame 1 is fixedly provided with an L-shaped top plate 3, the screw rod 7 is coaxially fixedly provided with a rotating disc 8, and a hole is formed in the L-shaped top plate 3 for the shaft to pass through.

[0024] By the above structure: the L-shaped top plate 3 is mounted with a storage box 13, the top of the storage box 13 is provided with a charging port, the bottom of the storage box 13 is provided with a discharge duckbill 17 corresponding to the position of the cutting tooth 10, the storage box 13 stores cutting oil, and the cutting oil falls through the discharge duckbill 17 during the close cutting process of the gear shaping cutter 4, so as to reduce the cutting temperature and friction.

[0025] By the above structure: two mounting strips 15 are fixedly arranged on the outer wall of the storage box 13 and face the L-shaped top plate 3, the L-shaped top plate 3 is located between the two mounting strips 15, corresponding second screw holes 16 are formed in the mounting strips 15 and the L-shaped top plate 3, the L-shaped top plate 3 and the mounting strips 15 are fixed by a second bolt, a limiting plug 14 is fixedly arranged below the outer wall of the storage box 13 and located between the top of the mounting frame 1 and the bottom of the L-shaped top plate 3, the limiting plug 14 is inserted between the L-shaped top plate 3 and the mounting frame 1, and the stability of the L-shaped top plate 3 is increased in combination with the fixing of the mounting strips 15.

[0026] Through the above structure: the bottom plate 2 is fixed with the bottom of the mounting frame 1 by screws, the top of the bottom plate 2 is provided with a bearing, and the bottom end of the lead screw 7 is located in the bearing, which can realize the disassembly of the bottom plate 2, and ensure the rotation of the lead screw 7 under the action of the bearing.

[0027] Working principle: due to the setting of the mounting frame 1, the bottom plate 2, the L-shaped top plate 3, the gear inserting piece 4, the lead screw 7 and the fastening bolt 12, through the above design, the rotating disc 8 can be rotated to realize the rotation of the lead screw 7 in the limiting slide 6, and then realize the stable sliding of the sliding block 9 in the limiting slide 6, the height can be adjusted, then the fastening bolt 12 installed on the outer wall of the sliding block 9 is rotated, so that the fastening bolt 12 extrudes the outer wall of the mounting frame 1, strengthens the stable fixing effect of the sliding block 9, realizes the adjustment, and the bottom plate 2 at the bottom of the mounting frame 1 can be disassembled, the sliding block 9 is disassembled by rotating the lead screw 7 for replacement, and the installation of the sliding block 9 is the same as above, effectively solves the problem put forward in the background art, avoids the complete falling caused by gravity when disassembling the bolt to adjust the position of the gear inserting piece 4, can be adjusted by the lead screw 7 and reinforced by the fastening bolt 12 again, which is beneficial to the slow adjustment and disassembly of the gear inserting piece 4.

[0028] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A high-precision assembled gear cutter, comprising a mounting bracket (1), characterized in that, The mounting bracket (1) has a limiting slide (6), and an adjustable toothed piece (4) is installed in the limiting slide (6); The insert (4) includes a slider (9) adapted to the limiting slide (6). A row of cutting teeth (10) is evenly fixed on the outer wall of the slider (9). A base plate (2) is installed at the bottom of the mounting frame (1), and a lead screw (7) located in the limiting slide (6) is provided on the top of the base plate (2). A lead screw nut hole adapted to the lead screw (7) is opened on the slider (9). An installation slot (5) communicating with the limiting slide (6) is opened on the side wall of the mounting frame (1). A number of first screw holes (11) are equally spaced on both sides of the outer wall of the slider (9), and fastening bolts (12) are threaded into the first screw holes (11), and the fastening bolts (12) are located in the installation slot (5).

2. The high-precision assembled gear shaper according to claim 1, characterized in that, The mounting bracket (1) has an L-shaped top plate (3) fixed on top, and the lead screw (7) has a turntable (8) fixed coaxially. The L-shaped top plate (3) has a hole for the shaft to pass through.

3. A high-precision assembled gear shaper according to claim 2, characterized in that, The outer wall of the L-shaped top plate (3) is equipped with a storage box (13), the top of the storage box (13) is provided with a feeding port, and the bottom of the storage box (13) is provided with a discharge duckbill (17) corresponding to the position of the cutting teeth (10).

4. A high-precision assembled gear shaper according to claim 3, characterized in that, Two mounting strips (15) are fixed on the outer wall of the storage box (13) facing the L-shaped top plate (3). The L-shaped top plate (3) is located between the two mounting strips (15). The mounting strips (15) and the L-shaped top plate (3) are provided with corresponding second screw holes (16). The L-shaped top plate (3) and the mounting strips (15) are fixed by second bolts.

5. A high-precision assembled gear shaper according to claim 4, characterized in that, The outer wall of the storage box (13) is fixed with a limiting rod (14) below the mounting strip (15), and the limiting rod (14) is inserted between the bottom of the L-shaped top plate (3) and the top of the mounting bracket (1).

6. A high-precision assembled gear shaper according to claim 1, characterized in that, The base plate (2) is fixed to the bottom of the mounting bracket (1) by screws, and a bearing is installed on the top of the base plate (2), with the bottom end of the lead screw (7) located in the bearing.

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