Tool magazine of numerical control machine tool

Abstract

The utility model relates to the technical field of numerical control machine tools, and discloses a numerical control machine tool magazine which comprises an installation base, a supporting column is arranged at the top of the installation base, a cutter head is arranged at the top of the supporting column, and two first threaded rods are arranged between the installation base and the cutter head and located on the left side and the right side of the supporting column respectively. According to the tool magazine of the numerical control machine tool, the double-shaft servo motor is started to drive the frame body to move upwards, so that the frame body covers the outer side of the whole cutter head until the sealing plates are located above the cutter head, and then the two servo motors are started to drive the two sealing plates to move relatively until the opposite sides of the two sealing plates are attached to each other; the top of the frame body is sealed by the sealing cover, so that the cutterhead and a cutter loaded on the top of the cutterhead are in a sealed state, the cutterhead and the cutter are protected, the cutter is prevented from being polluted by external environmental factors, and the service life of the cutter is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of numerical control machine tools, in particular to a tool magazine for numerical control machine tools. Background Art

[0002] The tool magazine of a machine tool is used to install machining tools of the machine tool. The existing tool magazines include a mounting seat and a tool disc. The mounting seat is installed on the machine tool, and the tool disc is loaded with tools. If the tools in the tool magazine are corroded or damaged, it will have a very large impact on the machining accuracy. Therefore, the tools are usually carefully cared for. However, during use, most of the existing CNC machine tool tool magazines are directly exposed outside the machine tool, which causes the tools on the tool magazine to be easily contaminated by external environmental factors, thereby greatly reducing the service life of the tools. Therefore, a CNC machine tool tool magazine is proposed. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the deficiencies in the prior art, the utility model provides a tool magazine for CNC machine tools, which has the advantages of being able to protect the tool disc, etc., and solves the problem that most of the existing tool magazines for CNC machine tools are directly exposed outside the machine tool during use, causing the tools on the tool magazine to be easily contaminated by external environmental factors, thereby greatly reducing the service life of the tools.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned purpose of protecting the tool disc, the utility model provides the following technical solutions: a tool magazine for a CNC machine tool, comprising a mounting seat, a support column is arranged on the top of the mounting seat, a tool disc is arranged on the top of the support column, two first threaded rods are arranged between the mounting seat and the tool disc and are respectively located on the left and right sides of the support column, two limiting rods are arranged between the mounting seat and the tool disc and are respectively located on the back sides of the two first threaded rods, a movable plate is arranged on the outer side of the support column and is threadedly connected to the outer sides of the two first threaded rods and is movably connected to the outer sides of the two limiting rods, an installation cavity is arranged inside the support column, and a first driving assembly is arranged on the inner bottom wall of the installation cavity, and the left and right ends of the first driving assembly respectively extend to the left and right sides of the support column and are respectively fixedly connected to the outer sides of the two first threaded rods. A frame located outside the cutter disc is provided on the top of the movable plate, and a shell is provided on the left and right sides of the frame. Two sealing plates symmetrically distributed on the left and right sides are provided between the front and rear sides of the inner wall of the frame. One end of the two sealing plates extends to the left and right sides of the frame respectively and is movably connected to the top of the two shells respectively. Threaded sleeves with one end extending to the inside of the frame are provided on the inner walls of the opposite sides of the two shells. Connecting blocks located on opposite sides of the two threaded sleeves are provided at the bottom of the two sealing plates. Second threaded rods with one end extending to the opposite side thereof and fixedly connected to the back sides of the two connecting blocks are provided inside the two threaded sleeves. Second drive components with one end movably connected to the inner top walls of the two shells and the other end extending to the bottom of the two shells are provided on the outer sides of the two threaded sleeves.

[0007] Preferably, the first drive assembly includes a dual-axis servo motor, and the dual-axis servo motor is fixedly installed on the inner bottom wall of the mounting cavity, and the left and right output shafts of the dual-axis servo motor extend to the left and right sides of the support column respectively, and driving bevel gears are fixedly installed on both sides, and the outer sides of the two first threaded rods are fixedly installed with driven bevel gears located below the movable plate and one end of which is respectively meshed with the two driving bevel gears.

[0008] Preferably, the second drive assembly includes a servo motor, a servo motor is fixedly installed on the bottom of the two shells, a cover shell is fixedly installed on the bottom of the two shells and is respectively located on the outside of the two servo motors, the output shafts of the two servo motors extend to the inside of the two shells respectively and are fixedly installed with worms, the two worms are respectively located on the rear sides of the two threaded sleeves and the tops of the two worms are respectively movably connected to the inner top walls of the two shells, and a worm wheel with one end respectively meshing with the two worms is fixedly installed on the outside of the two threaded sleeves.

[0009] Preferably, first bearings are fixedly mounted on left and right sides of the top of the mounting seat and left and right sides of the bottom of the cutter disc, and the first threaded rod is rotationally connected to the mounting seat and the cutter disc respectively through the first bearings.

[0010] Preferably, second bearings are fixedly mounted on inner walls on opposite sides of the two shells, and the threaded sleeve is rotatably connected to the inner wall of the shell via the second bearing.

[0011] Preferably, a third bearing is fixedly mounted on the inner top walls of the two shells, and the worm is rotatably connected to the inner top walls of the shells via the third bearing.

[0012] (III) Beneficial effects

[0013] Compared with the prior art, the utility model provides a tool magazine for a CNC machine tool, which has the following beneficial effects:

[0014] The tool magazine of the CNC machine tool drives two driving bevel gears to rotate by starting a dual-axis servo motor, and then drives two first threaded rods to rotate through two driven bevel gears, and the two first threaded rods will drive the movable plate and the frame to move upward as a whole during the rotation, so that the frame covers the outside of the entire tool disc until the sealing plate is located above the tool disc, and then the two worms can be started to rotate, and then the two threaded sleeves can be driven to rotate through the two worm gears, and the two threaded sleeves can drive the two second threaded rods to move relative to each other during the rotation, and then drive the two sealing plates to move relative to each other through the two connecting blocks until the opposite sides of the two sealing plates fit together, so as to block the opening at the top of the frame, so that the tool disc and the tool loaded on the top of the tool are in a sealed state, so as to protect the tool disc and the tool, thereby preventing the tool from being contaminated by external environmental factors, and thus extending the service life of the tool. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 For this utility model Figure 1 Enlarged view of point A in the middle;

[0017] Figure 3 For this utility model Figure 1 Enlarged view of point B in the middle;

[0018] Figure 4 It is a partial schematic diagram of a right side cross-section of the second driving assembly on the left side of the utility model;

[0019] Figure 5 It is a schematic diagram of the structure of the utility model in a protection state.

[0020] In the figure: 1 mounting seat, 2 supporting column, 3 cutter disc, 4 first threaded rod, 5 limiting rod, 6 moving plate, 7 mounting cavity, 8 first driving assembly, 81 dual-axis servo motor, 82 driving bevel gear, 83 driven bevel gear, 9 frame, 10 housing, 11 sealing plate, 12 threaded sleeve, 13 connecting block, 14 second threaded rod, 15 second driving assembly, 151 servo motor, 152 cover, 153 worm, 154 worm wheel. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-5 The utility model provides a technical solution: a tool magazine for a CNC machine tool, comprising a mounting seat 1, a support column 2 is fixedly installed on the top of the mounting seat 1, a tool disc 3 is fixedly installed on the top of the support column 2, two first threaded rods 4 are movably installed between the mounting seat 1 and the tool disc 3 and are respectively located on the left and right sides of the support column 2, first bearings are fixedly installed on the left and right sides of the top of the mounting seat 1 and the left and right sides of the bottom of the tool disc 3, the first threaded rod 4 is rotatably connected to the mounting seat 1 and the tool disc 3 through the first bearings, two limiting rods 5 are fixedly installed between the mounting seat 1 and the tool disc 3 and are respectively located on the back sides of the two first threaded rods 4, a movable plate 6 is movably installed on the outer side of the support column 2, and threaded holes respectively matched with the two first threaded rods 4 are opened on the left and right sides of the interior of the movable plate 6.

[0023] An installation cavity 7 is opened inside the support column 2, and a first drive component 8 is fixedly installed on the inner bottom wall of the installation cavity 7. The left and right ends of the first drive component 8 extend to the left and right sides of the support column 2 respectively and are fixedly connected to the outer sides of the two first threaded rods 4 respectively. The first drive component 8 includes a dual-axis servo motor 81. The dual-axis servo motor 81 is fixedly installed on the inner bottom wall of the installation cavity 7. The model of the dual-axis servo motor 81 may be HDMF2089050. The left and right output shafts of the dual-axis servo motor 81 extend to the left and right sides of the support column 2 respectively, and driving bevel gears 82 are fixedly installed thereon. The outer sides of the two first threaded rods 4 are fixedly installed with driven bevel gears 83 located below the movable plate 6 and one end of which is respectively meshed with the two driving bevel gears 82.

[0024] A frame 9 located outside the knife disc 3 is fixedly installed on the top of the movable plate 6, and a shell 10 is fixedly installed on the left and right sides of the frame 9. The inner walls of the opposite sides of the two shells 10 are both open. Two sealing plates 11 are movably installed between the front and rear sides of the inner wall of the frame 9 and are symmetrically distributed on the left and right. One end of the two sealing plates 11 extends to the left and right sides of the frame 9 respectively and is movably connected to the top of the two shells 10 respectively. Rectangular strip holes adapted to the sealing plates 11 are opened on the left and right sides of the inner wall of the frame 9. The inner walls of the opposite sides of the two shells 10 are movably A threaded sleeve 12 with one end extending into the interior of the frame 9 is installed, and second bearings are fixedly installed on the inner walls of the opposite sides of the two shells 10. The threaded sleeve 12 is rotatably connected to the inner wall of the shell 10 through the second bearing. Mounting holes compatible with the threaded sleeve 12 are provided on the left and right sides of the frame 9. Connecting blocks 13 located on the opposite sides of the two threaded sleeves 12 are fixedly installed at the bottom of the two sealing plates 11. The interiors of the two threaded sleeves 12 are threadedly connected to second threaded rods 14 with one end extending to the opposite side thereof and fixedly connected to the back sides of the two connecting blocks 13 respectively.

[0025] The outer sides of the two threaded sleeves 12 are fixedly installed with a second drive assembly 15, one end of which is movably connected to the inner top wall of the two shells 10 and the other end of which extends to the bottom of the two shells 10. The second drive assembly 15 includes a servo motor 151. The bottoms of the two shells 10 are fixedly installed with the servo motor 151. The model of the servo motor 151 can be YB2-315S-6-70. The bottoms of the two shells 10 are fixedly installed with a cover 152 respectively located on the outer sides of the two servo motors 151. The two servo motors 151 are fixedly installed on the outer sides of the two servo motors 151. The output shaft of the motor 151 extends to the interior of the two housings 10 respectively and is fixedly installed with a worm 153. The two worms 153 are respectively located on the rear sides of the two threaded sleeves 12 and the tops of the two worms 153 are respectively movably connected to the inner top walls of the two housings 10. The inner top walls of the two housings 10 are fixedly installed with a third bearing, and the worm 153 is rotatably connected to the inner top wall of the housing 10 through the third bearing. The outer sides of the two threaded sleeves 12 are fixedly installed with a worm wheel 154, one end of which is respectively meshed with the two worms 153.

[0026] Working principle: When the tool loaded on the top of the cutter disc 3 is idle and not needed, the dual-axis servo motor 81 can be started by an external controller to drive the two driving bevel gears 82 to rotate, and then the two driven bevel gears 83 can be used to drive the two first threaded rods 4 to rotate. During the rotation of the two first threaded rods 4, the moving plate 6 and the frame 9 will be driven to move upward as a whole, so that the frame 9 covers the outside of the entire cutter disc 3 until the sealing plate 11 is located above the cutter disc 3. Then, the two servo motors 151 can be started to drive the two worms 153 to rotate, and then The two threaded sleeves 12 are driven to rotate by two worm gears 154, and the two threaded sleeves 12 will drive the two second threaded rods 14 to move relative to each other during the rotation, and then drive the two sealing plates 11 to move relative to each other through the two connecting blocks 13, until the opposite sides of the two sealing plates 11 fit together, so as to seal the opening at the top of the frame 9, so that the cutter disc 3 and the tool loaded on the top are in a sealed state, so as to protect the cutter disc 3 and the tool, thereby preventing the tool from being contaminated by external environmental factors, and thus extending the service life of the tool.

[0027] In summary, the tool magazine of the CNC machine tool drives the two driving bevel gears 82 to rotate by starting the dual-axis servo motor 81, and then drives the two first threaded rods 4 to rotate through the two driven bevel gears 83, and the two first threaded rods 4 will drive the movable plate 6 and the frame 9 to move upward as a whole during the rotation, so that the frame 9 covers the outside of the entire tool disc 3 until the sealing plate 11 is located above the tool disc 3, and then the two servo motors 151 can be started to drive the two worms 153 to rotate, and then the two threaded sleeves 12 can be driven to rotate through the two worm wheels 154, and the two threaded sleeves 12 will drive the two second The threaded rod 14 moves relative to each other, and then drives the two sealing plates 11 to move relative to each other through the two connecting blocks 13 until the opposite sides of the two sealing plates 11 fit together, thereby sealing the opening at the top of the frame 9, so that the tool disc 3 and the tools loaded on the top are in a sealed state, thereby protecting the tool disc 3 and the tools, thereby avoiding contamination of the tools due to external environmental factors, thereby extending the service life of the tools, and solving the problem that the existing CNC machine tool tool magazines are mostly directly exposed outside the machine tool during use, causing the tools on the tool magazines to be easily contaminated by external environmental factors, thereby greatly reducing the service life of the tools.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A tool magazine for a numerically controlled machine tool, comprising a mounting seat (1), a support column (2) being arranged on the top of the mounting seat (1), a tool disc (3) being arranged on the top of the support column (2), characterized in that: Two first threaded rods (4) are arranged between the mounting seat (1) and the cutter disc (3) and are respectively located on the left and right sides of the support column (2); two limiting rods (5) are arranged between the mounting seat (1) and the cutter disc (3) and are respectively located on the opposite sides of the two first threaded rods (4); a movable plate (6) is arranged on the outer side of the support column (2) and is threadedly connected to the outer sides of the two first threaded rods (4) and is movably connected to the outer sides of the two limiting rods (5); a mounting cavity (7) is arranged inside the support column (2); a first driving assembly (8) is arranged on the inner bottom wall of the mounting cavity (7); left and right ends of the first driving assembly (8) respectively extend to the left and right sides of the support column (2) and are respectively fixedly connected to the outer sides of the two first threaded rods (4); a frame (9) is arranged on the top of the movable plate (6) and is located on the outer side of the cutter disc (3); and a shell (10) is arranged on both the left and right sides of the frame (9). ), two sealing plates (11) are arranged between the front and rear sides of the inner wall of the frame (9) and are symmetrically distributed on the left and right sides, one end of the two sealing plates (11) respectively extends to the left and right sides of the frame (9) and is respectively movably connected to the top of the two shells (10), a threaded sleeve (12) with one end extending to the inside of the frame (9) is arranged on the inner walls of the opposite sides of the two shells (10), a connecting block (13) located on the opposite side of the two threaded sleeves (12) is arranged at the bottom of the two sealing plates (11), a second threaded rod (14) with one end extending to the opposite side thereof and fixedly connected to the back side of the two connecting blocks (13) is arranged inside the two threaded sleeves (12), and a second driving assembly (15) with one end movably connected to the inner top wall of the two shells (10) and the other end extending to the bottom of the two shells (10) is arranged on the outer side of the two threaded sleeves (12).

2. A tool magazine for a CNC machine tool according to claim 1, characterized in that: The first driving assembly (8) comprises a dual-axis servo motor (81), the dual-axis servo motor (81) is fixedly mounted on the inner bottom wall of the mounting cavity (7), the left and right output shafts of the dual-axis servo motor (81) extend to the left and right sides of the support column (2) respectively, and driving bevel gears (82) are fixedly mounted on both sides, and driven bevel gears (83) are fixedly mounted on the outer sides of the two first threaded rods (4), which are located below the movable plate (6) and have one end respectively meshed with the two driving bevel gears (82).

3. A tool magazine for a CNC machine tool according to claim 1, characterized in that: The second drive assembly (15) comprises a servo motor (151), the servo motor (151) is fixedly mounted on the bottom of the two housings (10), a cover shell (152) is fixedly mounted on the bottom of the two housings (10) and is respectively located outside the two servo motors (151), the output shafts of the two servo motors (151) extend into the interior of the two housings (10) and are fixedly mounted with a worm (153), the two worms (153) are respectively located at the rear sides of the two threaded sleeves (12) and the tops of the two worms (153) are respectively movably connected to the inner top walls of the two housings (10), and a worm wheel (154) is fixedly mounted on the outside of the two threaded sleeves (12) and has one end meshing with the two worms (153).

4. A tool magazine for a CNC machine tool according to claim 1, characterized in that: First bearings are fixedly mounted on both the left and right sides of the top of the mounting seat (1) and the left and right sides of the bottom of the cutter disc (3), and the first threaded rod (4) is rotationally connected to the mounting seat (1) and the cutter disc (3) respectively through the first bearings.

5. The tool magazine for a CNC machine tool according to claim 1, characterized in that: Second bearings are fixedly mounted on the inner walls of the two opposite sides of the housings (10), and the threaded sleeve (12) is rotatably connected to the inner wall of the housing (10) via the second bearings.

6. A tool magazine for a CNC machine tool according to claim 3, characterized in that: A third bearing is fixedly mounted on the inner top walls of the two housings (10), and the worm (153) is rotatably connected to the inner top walls of the housings (10) via the third bearing.

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