Dovetail grooving machine

Abstract

The utility model discloses a dovetail tenon grooving machine which comprises a working table, a clamp used for fixing a material block and a first moving mechanism used for driving the clamp to move in the X-axis direction are arranged on the working table, a moving seat is arranged above the working table, two first motors are arranged on the moving seat in the Y-axis direction, and cutter heads are arranged at the output ends of the first motors. A plurality of inclined milling blades are arranged on the periphery of the cutter head at equal intervals, and the first motor is used for driving the cutter head to rotate with the Z-axis as a rotating shaft. A material block is cut through the two cutter heads at the same time, symmetrical V-shaped grooves are formed in the two sides of the material block, a dovetail joint is formed between the two V-shaped grooves, the machining speed is remarkably increased, the downtime and the number of times of tool changing are reduced due to the continuity of the machining process, and therefore the overall production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to block grooving technical field, especially a dovetail groove cutting machine. BACKGROUND

[0002] Dovetail is a common mortise and tenon joint structure, and the existing dovetail is usually cut by a groove cutting machine to cut V-shaped grooves on both sides of the block, and the dovetail between the V-shaped grooves is ladder-shaped.

[0003] For example, a dovetail groove cutting machine for wood processing is disclosed in Chinese patent No. CN117855140A, which includes a groove cutting machine, a workbench is arranged at the bottom of the groove cutting machine, and a fixing mechanism for fixing wood is arranged on the workbench. The groove cutting machine includes a first motor, and a groove cutting knife is connected to the output end of the first motor. Under the drive of the first motor, the groove cutting knife rotates on the surface of the wood to process a dovetail groove. Since the groove cutting knife of the groove cutting machine can only process a dovetail groove on one side of the wood, if a dovetail groove needs to be processed on the surface of the wood, the groove cutting knife needs to process a dovetail groove on the wood twice, which results in low production efficiency.

[0004] In view of the above problems, the utility model provides a dovetail groove cutting machine. UTILITY MODEL CONTENTS

[0005] The utility model overcomes the above technical deficiencies and provides a dovetail groove cutting machine.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] A dovetail groove cutting machine includes a workbench, a clamp for fixing a block is arranged on the workbench, a first moving mechanism for driving the clamp to move along the X-axis direction is arranged on the workbench, a moving seat is arranged above the workbench, two first motors are arranged on the moving seat along the Y-axis direction, a cutter head is arranged at the output end of the first motor, a plurality of inclined milling edges are arranged at equal intervals on the outer periphery of the cutter head, and the first motor is used to drive the cutter head to rotate around the Z-axis as the rotating shaft, so that the inclined milling edges cut a dovetail on the block.

[0008] Preferably, the moving seat includes a mounting platform, a second moving mechanism is arranged on the mounting platform, the first motor is mounted at the output end of the second moving mechanism, and the second moving mechanism is used to drive the first motor to move along the Y-axis direction.

[0009] Preferably, the moving seat includes a third moving mechanism, the output end of the third moving mechanism is connected to the mounting platform, and the third moving mechanism is used to drive the mounting platform to move along the Z-axis direction.

[0010] Preferably, the third moving mechanism comprises a second motor, a first screw rod extending along the Z-axis direction, a first nut in transmission connection with the first screw rod, and a connecting seat fixedly connected with the first nut, the connecting seat is fixedly connected with the mounting platform through a connecting vertical rod extending along the Z-axis direction, and an output end of the second motor is in transmission connection with the first screw rod.

[0011] Preferably, the mounting platform is provided with a connecting hole, the outer side of the connecting vertical rod is fixedly connected with the connecting hole, the bottom of the connecting vertical rod penetrates through the connecting hole, the bottom of the connecting vertical rod is provided with a guide groove, and the workbench is provided with a guide vertical rod, and the guide vertical rod is arranged in the guide groove.

[0012] Preferably, the second moving mechanism comprises a first sliding rail extending along the Y-axis direction and a sliding table air cylinder in relatively slidable connection with the first sliding rail, an output end of the sliding table air cylinder is connected with a motor seat, a shell of the first motor is fixedly connected with the motor seat, and the sliding table air cylinder is used for driving the motor seat and the first motor to move along the Y-axis direction.

[0013] Preferably, the first moving mechanism comprises a third motor, a second screw rod extending along the X-axis direction, a second nut in transmission connection with the second screw rod, and a clamp seat fixedly connected with the second nut, the clamp is fixedly installed on the clamp seat, both ends of the second screw rod are connected with the workbench through bearing seats, and an output end of the third motor is in transmission connection with the second screw rod.

[0014] Preferably, the workbench is provided with a guide sliding rail extending along the X-axis, and the bottom of the clamp seat is provided with a guide sliding block in relatively slidable connection with the guide sliding rail.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1. Compared with the prior art, the utility model is characterized in that two cutter heads are used to cut the material block simultaneously, so that symmetrical V-shaped grooves are formed on both sides of the material block, and the dovetail is between the two V-shaped grooves, the processing speed is significantly improved, the continuity of the processing process is reduced, the downtime and the number of tool changes are reduced, and the overall production efficiency is improved.

[0017] 2. A plurality of inclined milling edges are arranged at equal intervals on the outer periphery of the cutter head, the cutter head is driven to rotate by the first motor, the inclined milling edges continuously cut the side edges of the material block, the cutting area is large, and the cutting efficiency is high.

[0018] 3. The utility model is characterized in that the second moving mechanism is used to move the cutter head along the Y-axis direction, so that the distance between the two cutter heads is adjusted to adapt to material blocks of different thicknesses, and the utility model has high practicability.

[0019] 4. The utility model discloses a third mobile machine makes the cutter head can move along the Z axle direction to adjust the distance between cutter head and the material block to adapt to the material block of different height. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the first view integral schematic diagram of dovetail slotting machine of the utility model;

[0021] Figure 2 It is the second view integral schematic diagram of dovetail slotting machine of the utility model;

[0022] Figure 3 It is Figure 2 the section view of A-A surface of

[0023] The utility model discloses the realization, functional characteristics and advantages will be further explained with reference to the drawings with examples. DETAILED DESCRIPTION

[0024] The following will be further detailed to the features of the utility model and other related features with examples for the understanding of the same industry technical personnel:

[0025] Referring to Figures 1 to 3 , a dovetail slotting machine, including workbench 1, be equipped with the clamp 11 for fixing material block 2 on workbench 1, be equipped with the first mobile mechanism 3 for driving clamp 11 along X axle direction moves. Workbench 1 top is equipped with mobile seat 4, and mobile seat 4 is provided with two first motor 41 along Y axle direction, and the output of first motor 41 is equipped with cutter head 42, specifically, the output of first motor 41 is connected with the center of cutter head 42. Cutter head 42 periphery is provided with multiple inclined milling edges 421 at equal intervals.

[0026] As Figure 1 shown, mobile seat 4 includes installation platform 43, and installation platform 43 is equipped with second mobile mechanism 5, and first motor 41 is installed at the output of second mobile mechanism 5, and second mobile mechanism 5 is used to drive first motor 41 along Y axle direction moves.

[0027] Mobile seat 4 includes third mobile mechanism 6 located above installation platform 43. The output of third mobile mechanism 6 is connected with installation platform 43, and third mobile mechanism 6 is used to drive installation platform 43 along Z axle direction moves, so that first motor 41, cutter head 42 can move along Z axle direction, thereby adjusting the distance between cutter head 42 and material block 2, thereby adapting to the material block 2 of different height.

[0028] Specifically, the third moving mechanism 6 comprises a second motor (not shown in the drawings), a first screw rod 61 extending along the Z-axis direction, a first nut 62 in transmission connection with the first screw rod 61, a connecting seat 63 fixedly connected with the first nut 62, and a connecting vertical rod 64 fixedly connected with the mounting platform 43 below the connecting seat 63 and extending along the Z-axis direction. The output end of the second motor is in transmission connection with one end of the first screw rod 61.

[0029] As shown in Figure 3 , the mounting platform 43 is provided with a connecting hole, and the outer side of the connecting vertical rod 64 is fixedly connected with the connecting hole. The bottom of the connecting vertical rod 64 penetrates through the connecting hole, and the bottom of the connecting vertical rod 64 is provided with a guide groove 641. The workbench 1 is provided with a guide vertical rod 12, and the guide vertical rod 12 is arranged in the guide groove 641. When the second motor drives the connecting seat 63 and the mounting platform 43 to move along the Z-axis direction, the guide vertical rod 12 slides relative to the guide groove 641. The guide vertical rod 12 and the guide groove 641 cooperate to limit the movement of the mounting platform 43 along the Z-axis direction, thereby increasing the stability of the dovetail slotting machine when adjusting the height of the cutter head 42. Specifically, the workbench 1 is provided with a fixed shell 13 for hiding the guide vertical rod 12. The guide vertical rod 12 is located in the fixed shell 13, and the top of the fixed shell 13 is provided with a first through hole for the connecting vertical rod 64 to pass through.

[0030] Specifically, the mounting platform 43 is a rectangular plate, and the connecting vertical rods 64 are connected to the four corners of the mounting platform 43, so that the mounting platform 43 can move stably along the Z-axis direction.

[0031] As shown in Figure 2 , the second moving mechanism 5 comprises a first slide rail 51 extending along the Y-axis direction, a slide table cylinder 52 in relatively slidable connection with the first slide rail 51, and a motor seat 53 connected with the output end of the slide table cylinder 52. The shell of the first motor 41 is fixedly connected with the motor seat 53. The slide table cylinder 52 is used to drive the first motor 41 and the cutter head 42 to move along the Y-axis direction, so as to adjust the distance between the two cutter heads 42 to adapt to the material blocks 2 of different thicknesses, thereby having high practicability.

[0032] The first slide rail 51 is located at the bottom of the mounting platform 43. The top of the slide table cylinder 52 is in relatively slidable connection with the first slide rail 51, and the output end of the slide table cylinder 52 is located at the bottom. The top of the motor seat 53 is fixedly connected with the output end of the slide table cylinder 52. The first motor 41 is located between the connecting seat 63 and the mounting platform 43. The mounting platform 43 is provided with an opening 431, and the front end cover of the first motor 41 penetrates through the opening 431. Then, the front end cover is connected with the motor seat 53 through screws. The motor seat 53 is provided with a second through hole, and the output shaft of the first motor 41 penetrates through the second through hole and is connected with the cutter head 42. The layout of the second moving mechanism 5 and the first motor 41 is reasonable.

[0033] As shown in Figure 3As shown, the first moving mechanism 3 comprises a third motor 31, a second screw rod 32 extending along the X-axis direction, a second nut 33 in transmission connection with the second screw rod 32, and a clamp base 34 fixedly connected with the second nut 33. The clamp 11 is fixedly installed on the clamp base 34, and the second screw rod 32 is connected with the workbench 1 through a bearing seat 35. The output end of the third motor 31 is in transmission connection with one end of the second screw rod 32. The workbench 1 is provided with a guide sliding rail 14 extending along the X-axis direction, and the clamp base 34 is provided with a guide sliding block 15 at the bottom, which is in relatively slidable connection with the guide sliding rail 14. During the cutting of the material block 2, when the third motor 31 drives the clamp base 34 to move along the X-axis direction through the second screw rod 32, the guide sliding block 15 slides on the guide sliding rail 14, so that the clamp base 34 moves more stably, thereby ensuring the cutting precision.

[0034] In the embodiment, the third motor 31 is a servo motor, and the first motor 41 is a variable speed motor.

[0035] The utility model discloses a dovetail process of material block 2 as follows: first, the material block 2 is fixed on the clamp 11, and then the third moving machine adjusts the height of the cutter head 42, so that the height of the cutter head 42 is adapted to the height of the material block 2. Then, the distance between the two cutter heads 42 is adjusted through the second moving machine, so that the distance between the two cutter heads 42 is adapted to the width of the material block 2. Then, the first motor 41 is started, so that the cutter head 42 rotates, and then the first moving mechanism 3 drives the clamp 11 and the material block 2 to move linearly along the X-axis direction. When the material block 2 passes through the cutter head 42, the cutter head 42 cuts the two sides of the material block 2, so that V-shaped grooves are formed on the two sides of the material block 2 respectively. The V-shaped grooves extend along the X-axis direction, and the dovetail between the two V-shaped grooves is trapezoidal.

[0036] The above is only the preferred embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structural transformation, direct or indirect application in other related technical fields by using the utility model specification and drawing contents are also included in the patent protection range of the utility model.

Claims

1. A dovetail slotting machine characterized by, The utility model provides a kind of cutting device for cutting dovetail, including workbench (1), the fixture (11) for fixing billet (2) is equipped on the workbench (1), the first moving mechanism (3) for driving fixture (11) moves along X axis direction, moving seat (4) is equipped above the workbench (1), two first motors (41) are arranged along Y axis direction in the moving seat (4), the output end of two first motors (41) is equipped with cutter head (42), multiple inclined milling edges (421) are equidistantly arranged on the outer periphery of cutter head (42), the first motor (41) is used to drive cutter head (42) to rotate with Z axis as pivot, so that the inclined milling edge (421) is cut out dovetail on billet (2).

2. A dovetail slotting machine according to claim 1, characterised in that, The moving seat (4) includes a mounting platform (43), the mounting platform (43) is provided with a second moving mechanism (5), the first motor (41) is mounted on the output end of the second moving mechanism (5), and the second moving mechanism (5) is used to drive the first motor (41) to move along the Y axis direction.

3. A dovetail slotting machine according to claim 2, wherein, The moving seat (4) includes a third moving mechanism (6), the output end of the third moving mechanism (6) is connected with the mounting platform (43), and the third moving mechanism (6) is used to drive the mounting platform (43) to move along the Z axis direction.

4. A dovetail slotting machine according to claim 3, wherein, The third moving mechanism (6) includes a second motor, a first screw rod (61) extending along the Z axis direction, a first nut (62) in transmission connection with the first screw rod (61), and a connecting seat (63) fixedly connected with the first nut (62), the connecting seat (63) is fixedly connected with the mounting platform (43) through a connecting vertical rod (64) extending along the Z axis direction, and the output end of the second motor is in transmission connection with the first screw rod (61).

5. A dovetail slotting machine according to claim 4, wherein, The mounting platform (43) is provided with a connecting hole, the outer side of the connecting vertical rod (64) is fixedly connected with the connecting hole, the connecting vertical rod (64) penetrates through the connecting hole at the bottom, the connecting vertical rod (64) is provided with a guide groove (641) at the bottom, the workbench (1) is provided with a guide vertical rod (12), and the guide vertical rod (12) is arranged in the guide groove (641).

6. A dovetail slotting machine according to claim 2, wherein, The second moving mechanism (5) includes a first sliding rail (51) extending along the Y axis direction, a sliding table air cylinder (52) in relatively slidable connection with the first sliding rail (51), a motor seat (53) connected with the output end of the sliding table air cylinder (52), the shell of the first motor (41) is fixedly connected with the motor seat (53), and the sliding table air cylinder (52) is used to drive the motor seat (53) and the first motor (41) to move along the Y axis direction.

7. A dovetail slotting machine according to claim 1, wherein, The first moving mechanism (3) includes a third motor (31), a second screw rod (32) extending along the X axis direction, a second nut (33) in transmission connection with the second screw rod (32), and a fixture seat (34) fixedly connected with the second nut (33), the fixture (11) is fixedly mounted on the fixture seat (34), the both ends of the second screw rod (32) are connected with the workbench (1) through a bearing seat (35), and the output end of the third motor (31) is in transmission connection with the second screw rod (32).

8. A dovetail slotting machine according to claim 7, characterised in that, The workbench (1) is provided with a guide slide rail (14) extending along the X axis, and the clamp seat (34) is provided with a guide sliding block (15) at the bottom, which is relatively slidably connected with the guide slide rail (14).

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