Tool protection device of chain type tool magazine

Abstract

The invention belongs to the technical field of machine tool magazine equipment, particularly relates to a tool protection device of a chain type tool magazine, and provides the following scheme aiming at the problem that various machining tools in the existing tool magazine are exposed in tool pouches: the tool protection device comprises a tool magazine chain belt, and a tool magazine chain belt seat is fixed at each shaft end of the tool magazine chain belt; a tool clamping cylinder shaft seat is fixed to the end of the tool magazine chain belt seat through bolts, an annular circular groove is formed in the outer wall of the tool clamping cylinder shaft seat, a tool sleeve fixing disc is rotationally clamped in the annular circular groove, and a tool clamping cylinder is installed at the end of the tool clamping cylinder shaft seat. After a tool is clamped by the tool clamping cylinder to be in a horizontal state, the protection cover bodies on the two sides are driven by the protection cover body swing arm to be close to each other, the two protection cover bodies are attached to each other and then keep sealed, the tool is stored in the tool protection cavity in a sealed mode, the tool is isolated from the external environment, and the protection effect on a tool body is achieved.

Description

Technical Field

[0001] The present invention relates to the technical field of machine tool tool magazine equipment, in particular to a tool protection device of a chain type tool magazine. Background Art

[0002] The tool magazine system is a device that provides the tool storage and tool changing needs required in the automated processing process. Its automatic tool changing mechanism and tool magazine that can store multiple tools have changed the traditional human-oriented production method. Through the control of computer programs, it can complete various processing needs, such as milling, drilling, boring, tapping, etc., greatly shortening the processing time and reducing production costs. This is the biggest feature of the tool magazine system. During the use of the tool magazine, each tool with different functions can be stored. Each tool has a separate tool pocket for clamping. The chain tool magazine is a type of tool magazine. It is arranged by the drive method of the chain belt. Each axis node on the chain belt is equipped with a tool pocket to store different tools. Each tool pocket is independent of each other.

[0003] The tool sleeves of existing chain tool magazines have the following problems for storing tools: the chain tool magazine has a better volume ratio and can store more sets of tools in the same floor space, so it is also the most common type of tool magazine. However, in the process of storing tools in the current chain tool magazine, the various machining tools in the current tool magazine are exposed in the tool sleeves, so the tool body cannot be well protected. There is a risk of damage when the tool magazine chain rotates in the tool magazine, and the existing technology is not easy to solve such problems. Therefore, there is an urgent need for a tool protection device for the chain tool magazine to solve the above problems. Summary of the Invention

[0004] In view of the technical problem that various machining tools in the current tool magazine are all exposed in the tool sleeve, the present invention proposes a tool protection device for a chain-type tool magazine.

[0005] The present invention proposes a tool protection device for a chain-type tool magazine, including a tool magazine chain belt, each axial end of the tool magazine chain belt is fixed with a tool magazine chain belt seat, the end of the tool magazine chain belt seat is fixed with a tool clamp shaft seat by a bolt, the outer wall of the tool clamp shaft seat is provided with an annular groove, a tool sleeve fixing plate is rotatably clamped in the annular groove, the end of the tool clamp shaft seat is installed with a tool clamp, and the circumferential position of the tool sleeve fixing plate is rotatably installed with two symmetrically distributed protective cover body swing arms, the ends of the two protective cover body swing arms are fixed with protective cover bodies, and the two sides of the protective cover bodies that are close to each other are fixed with sealing strips, the interior of the protective cover body is provided with a tool protection cavity, and the bottom of the protective cover body is provided with an oil return bottom groove.

[0006] Preferably, a gear ring is fixed on the inner wall of the tool sleeve fixing plate, a first drive motor is installed on the inner wall of the annular groove of the tool clamp shaft seat, and a first drive gear is fixed on the output shaft of the first drive motor, and the first drive gear is meshed with the gear ring.

[0007] Preferably, the interior of the two protective covers remains sealed after being attached to each other.

[0008] Preferably, a slider arc groove with a semi-ring structure is opened at one end of the protective cover body, a driving slider is slidably installed inside the slider arc groove, a cleaning brush seat is fixed to one end of the driving slider, the cleaning brush seat and the driving slider are respectively located at the two ends of the slider arc groove, and the cleaning brush seat and the driving slider are an integral structure.

[0009] Preferably, an arc-shaped tooth plate is fixed to the inner wall of the slider arc groove, a second drive motor is installed inside the drive slider, a second drive gear is fixed to the output shaft of the second drive motor, and the second drive gear is meshed with the arc-shaped tooth plate.

[0010] Preferably, a third drive motor is fixedly engaged inside the cleaning brush seat, an output shaft of the third drive motor extends to an outer wall of the cleaning brush seat, and a cleaning brush rod is fixed to the output shaft of the third drive motor.

[0011] Preferably, an oil inlet conduit is fixed at the middle position of the other end of the driving slider, and an oil injection cavity is opened inside the cleaning brush seat and the driving slider as a whole. The oil injection cavity is connected to the oil inlet conduit, and the oil outlet of the oil injection cavity is located at the end of the cleaning brush seat.

[0012] Preferably, pump compartments are respectively provided at the top and bottom of the inner wall of the protective cover body, an oil return pump is fixed in the pump compartment at the bottom, and an oil extraction pump is fixed in the pump compartment at the top, and an oil storage chamber is provided in the middle of the inner wall of the protective cover body.

[0013] Preferably, an oil return hole is provided on the bottom inner wall of the protective cover body, the oil return hole is communicated with the inside of the tool protection cavity, a bottom oil inlet cavity is provided between the pump compartment at the bottom and the oil return hole, an oil return cavity is provided between the pump compartment at the bottom and the oil storage chamber, and a check valve is provided inside the oil return cavity.

[0014] Preferably, an oil extraction cavity is provided between the pump compartment at the top and the oil storage chamber, an oil pipe hole is provided at the top of the slider arc groove, an oil pump discharge pipe is installed at the oil outlet of the oil pump, and a conduit is provided between the oil pump discharge pipe and the oil inlet conduit, and the conduit passes through the oil pipe hole and is provided on the oil inlet conduit.

[0015] The beneficial effects of the present invention are:

[0016] 1. The tool protection device of the chain-type tool magazine is arranged on the tool clamping barrel to clamp the tool into a horizontal state. The protective covers on both sides are driven by the swing arms of the protective covers to move closer to each other. The two protective covers are fitted together to maintain a seal, and the tool is sealed inside the tool protection cavity, so that the tool is isolated from the external environment and has a protective effect on the tool body.

[0017] 2. The tool protection device of the chain-type tool magazine stores oil in the oil storage chamber. The oil pump on the top extracts the oil stored in the oil storage chamber and discharges it through the conduit and the oil inlet conduit, and sprays it into the tool protection chamber; and the driving slider is driven by the second driving gear on the second driving motor to move in an arc path in the slider arc groove. The third driving motor drives the cleaning brush rod to rotate, and the rubber strip on the circumference of the cleaning brush rod cooperates with the sprayed oil to act on the outer wall of the tool, cooling and cleaning the tool surface that has just been processed.

[0018] 3. The tool protection device of the chain-type tool magazine guides the oil to the bottom of the bottom oil inlet channel through the set oil return hole, and the recovered oil is pumped to the inside of the oil storage chamber at the top through the oil return pump located at the bottom, and the set check valve can prevent the oil from flowing back. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall structure of a tool protection device for a chain-type tool magazine proposed by the present invention;

[0020] Figure 2 This is a schematic structural diagram of a tool protection device of a chain-type tool magazine proposed by the present invention in an open state of a protective cover;

[0021] Figure 3 This is a schematic diagram of one side of the internal structure of a protective cover body of a tool protection device of a chain-type tool magazine proposed by the present invention;

[0022] Figure 4 This is a schematic diagram of the other side of the internal structure of the protective cover of the tool protection device of the chain-type tool magazine proposed by the present invention;

[0023] Figure 5 This is a schematic diagram of the circulating oil chamber structure of a tool protection device for a chain-type tool magazine proposed by the present invention.

[0024] In the figure: 1. Tool magazine chain; 2. Tool sleeve fixing plate; 3. Tool magazine chain seat; 4. Tool clamp shaft seat; 5. Protective cover; 6. Protective cover swing arm; 7. Cleaning brush seat; 8. Cleaning brush rod; 9. Tool protection chamber; 10. Oil return bottom groove; 11. Sealing strip; 12. Slider arc groove; 13. Oil return hole; 14. Oil inlet duct; 15. Driving slider; 16. Arc gear plate; 17. Second driving gear; 18. Bottom oil inlet chamber; 19. Oil return pump; 20. Check valve; 21. Oil return chamber; 22. Oil storage chamber; 23. Oil pipe hole; 24. Oil extraction chamber; 25. Oil pump discharge pipe; 26. Oil extraction pump. DETAILED DESCRIPTION

[0025] Reference Figure 1-Figure 5 The tool holder 3 is fixed on the tool holder 4 by bolts, and the outer wall of the tool holder 4 is provided with an annular groove, and a knife sleeve fixing plate 2 is rotatably connected in the annular groove. The end of the tool holder 4 is provided with a tool holder 3 and a knife sleeve fixing plate 2. The tool holder 4 is installed on the end of the tool holder 4. The circumferential position of the tool holder 2 is rotatably installed with two symmetrically distributed protective cover swing arms 6. The ends of the two protective cover swing arms 6 are fixed with protective cover bodies 5. The two protective cover bodies 5 are fixed on the side close to each other. A tool protection cavity 9 is provided inside the protective cover body 5, and an oil return bottom groove 10 is provided at the bottom of the protective cover body 5; the structural setting of the two protective cover bodies 5 is that after the tool body is fixed in the tool holder, the two protective cover bodies 5 close to each other, so that the tool is in the tool protection cavity 9 to protect the tool. The isolation protection of direct hardware conditions can effectively prevent damage to the tool from the outside.

[0026] Furthermore, a gear ring is fixed to the inner wall of the tool sleeve fixing plate 2, and a first drive motor is installed on the inner wall of the annular groove of the tool clamp shaft seat 4, and a first drive gear is fixed to the output shaft of the first drive motor. The first drive gear is engaged with the gear ring. Since the tool is fixed in the tool clamp, the angle of the tool is adjusted when it needs to be used. Therefore, the first drive motor drives the first drive gear to change the position of the two protective covers 5 to avoid affecting the use of the tool.

[0027] Furthermore, after the two protective covers 5 are attached to each other, the interior remains sealed.

[0028] Furthermore, a semi-ring structured slider arc groove 12 is provided at one end of the protective cover body 5, and a driving slider 15 is slidably installed inside the slider arc groove 12. A cleaning brush holder 7 is fixed to one end of the driving slider 15. The cleaning brush holder 7 and the driving slider 15 are respectively located at the two ends of the slider arc groove 12, and the cleaning brush holder 7 and the driving slider 15 are an integral structure.

[0029] Furthermore, an arc-shaped tooth plate 16 is fixed to the inner wall of the slider arc groove 12 , a second drive motor is installed inside the drive slider 15 , and a second drive gear 17 is fixed to the output shaft of the second drive motor. The second drive gear 17 is meshed with the arc-shaped tooth plate 16 .

[0030] Furthermore, a third drive motor is fixedly engaged inside the cleaning brush holder 7, and the output shaft of the third drive motor extends to the outer wall of the cleaning brush holder 7, and a cleaning brush rod 8 is fixed to the output shaft of the third drive motor; the driving slider 15 is rotated by the drive of the second drive gear 17 on the second drive motor, so that the cleaning brush rod 8 can move in an arc shape along the circumferential position of the tool body during the rotation and cleaning process, so that the surface of the tool can be cleaned. The interior of the two protective covers 5 is provided with a cleaning brush rod 8, which can clean the entire surface of the tool.

[0031] Furthermore, an oil inlet conduit 14 is fixed at the middle position of the other end of the driving slider 15, and an oil injection cavity is opened inside the cleaning brush holder 7 and the driving slider 15 as a whole. The oil injection cavity is connected to the oil inlet conduit 14, and the oil outlet of the oil injection cavity is located at the end of the cleaning brush holder 7; the oil injection process realizes the spraying of oil into the tool protection cavity 9, and the oil can clean and protect the tool surface. Since the tool generates debris during the metal processing process, metal debris will also remain on the surface of the tool. Through the spraying of oil and the cleaning of the rotating cleaning brush rod 8, the tool body can be effectively cleaned, and the debris remaining in the current metal processing can be effectively prevented from affecting the next metal processing.

[0032] Furthermore, pump compartments are respectively provided at the top and bottom of the inner wall of the protective cover body 5 , a return oil pump 19 is fixed in the pump compartment at the bottom, and an oil extraction pump 26 is fixed in the pump compartment at the top, and an oil storage chamber 22 is provided in the middle position of the inner wall of the protective cover body 5 .

[0033] Furthermore, an oil return hole 13 is provided on the bottom inner wall of the protective cover body 5, and the oil return hole 13 is connected to the inside of the tool protection cavity 9. A bottom oil inlet cavity 18 is provided between the pump compartment at the bottom and the oil return hole 13, and an oil return cavity 21 is provided between the pump compartment at the bottom and the oil storage chamber 22, and a check valve 20 is provided inside the oil return cavity 21.

[0034] Furthermore, an oil extraction cavity 24 is provided between the pump compartment at the top and the oil storage chamber 22, an oil pipe hole 23 is provided at the top position of the slider arc groove 12, an oil pump discharge pipe 25 is installed at the oil outlet position of the oil pump 26, and a conduit is provided between the oil pump discharge pipe 25 and the oil inlet conduit 14, and the conduit passes through the oil pipe hole 23 and is nested with the oil inlet conduit 14; the oil falls into the oil return sump 10 at the bottom, and is introduced into the bottom position of the bottom oil inlet cavity 18 through the oil return hole 13, and the recovered oil is pumped into the interior of the top oil storage chamber 22 by the oil return pump 19 at the bottom, and the check valve 20 provided can prevent the oil from flowing back.

[0035] When the present invention is used: when in use, the tool magazine chain belt 1 is installed in the tool magazine, and as the driving structure of the tool magazine rotates in a chain manner, the tool clamp installed on the tool clamp shaft seat 4 of the tool magazine chain belt 1 clamps various machine tool processing tools, and as the rotation process is carried out, the component is changed to the machine tool for tool change. Since the various machining tools in the current tool magazine are all exposed in the tool clamp, the tool body cannot be well protected, and there is a risk of damage when the tool magazine chain belt 1 rotates in the tool magazine; after the tool clamp clamps the tool into a horizontal state, the protective cover bodies 5 on both sides are driven to move closer to each other by the protection cover body swing arm 6, and the two protection cover bodies 5 are kept sealed after being attached, and the tool is sealed and stored inside the tool protection cavity 9, so that the tool is isolated from the external environment, which has a protective effect on the tool body; when the tool body is stored inside the protective cover body 5 After that, the interior is sealed, and oil is stored in the oil storage chamber 22. The oil pump 26 at the top extracts the oil stored in the oil storage chamber 22 and discharges it through the conduit and the oil inlet conduit 14, and sprays it into the tool protection chamber 9; and the driving slider 15 is driven by the second driving gear 17 on the second driving motor to perform an arc-shaped path movement in the slider arc groove 12. The third driving motor drives the cleaning brush rod 8 to rotate, and the rubber strips on the circumference of the cleaning brush rod 8 cooperate with the sprayed oil to act on the outer wall of the tool, cooling and cleaning the tool surface that has just been contacted by processing; the oil after the cleaning process falls into the oil return sump 10 at the bottom, and is introduced into the bottom position of the bottom oil inlet channel 18 through the oil return hole 13. The recovered oil is pumped to the inside of the oil storage chamber 22 at the top by the oil return pump 19 at the bottom, and the check valve 20 provided can prevent the backflow of the oil.

[0036] The above description is only a preferred specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any technician familiar with the technical field, within the technical scope disclosed by the present invention, who makes equivalent replacements or changes based on the technical solution and inventive concept of the present invention, should be covered by the scope of protection of the present invention.

Claims

1. A tool protection device for a chain-type tool magazine, comprising a tool magazine chain belt (1), characterized in that: Each shaft end of the tool magazine chain belt (1) is fixed to a tool magazine chain belt seat (3), and the end of the tool magazine chain belt seat (3) is fixed to a tool clamp shaft seat (4) by a bolt, and an annular groove is provided on the outer wall of the tool clamp shaft seat (4), and a tool sleeve fixing plate (2) is rotatably clamped in the annular groove, and a tool clamp is installed at the end of the tool clamp shaft seat (4), and two symmetrically distributed protective cover body swing arms (6) are rotatably installed at the circumferential position of the tool sleeve fixing plate (2), and the ends of the two protective cover body swing arms (6) are fixed to a protective cover body (5), and the adjacent sides of the two protective cover bodies (5) are fixed with a sealing strip (11), and a tool protection cavity (9) is provided inside the protective cover body (5), and an oil return bottom groove (10) is provided at the bottom of the protective cover body (5); After the two protective covers (5) are attached to each other, the interior remains sealed; A slider arc groove (12) with a semi-ring structure is provided at one end of the protective cover body (5), a driving slider (15) is slidably mounted inside the slider arc groove (12), a cleaning brush seat (7) is fixed to one end of the driving slider (15), the cleaning brush seat (7) and the driving slider (15) are respectively located at two ends of the slider arc groove (12), and the cleaning brush seat (7) and the driving slider (15) are an integral structure; A third drive motor is embedded and fixed inside the cleaning brush seat (7), the output shaft of the third drive motor extends to the outer wall of the cleaning brush seat (7), and a cleaning brush rod (8) is fixed to the output shaft of the third drive motor.

2. The tool protection device for a chain-type tool magazine according to claim 1, characterized in that: A gear ring is fixed on the inner wall of the tool sleeve fixing plate (2), a first drive motor is installed on the inner wall of the annular groove of the tool holder shaft seat (4), and a first drive gear is fixed on the output shaft of the first drive motor, and the first drive gear is meshed with the gear ring.

3. The tool protection device for a chain-type tool magazine according to claim 1, characterized in that: An arc-shaped tooth plate (16) is fixed to the inner wall of the slider arc groove (12), a second drive motor is installed inside the drive slider (15), a second drive gear (17) is fixed to the output shaft of the second drive motor, and the second drive gear (17) is meshed with the arc-shaped tooth plate (16).

4. The tool protection device for a chain-type tool magazine according to claim 1, characterized in that: An oil inlet conduit (14) is fixed at the middle position of the other end of the driving slider (15), and an oil injection cavity is provided inside the cleaning brush seat (7) and the driving slider (15). The oil injection cavity is in communication with the oil inlet conduit (14), and an oil outlet of the oil injection cavity is located at the end of the cleaning brush seat (7).

5. The tool protection device for a chain-type tool magazine according to claim 4, characterized in that: Pump compartments are respectively provided at the top and bottom of the inner wall of the protective cover body (5); an oil return pump (19) is fixed in the pump compartment at the bottom, and an oil pump (26) is fixed in the pump compartment at the top; and an oil storage chamber (22) is provided in the middle of the inner wall of the protective cover body (5).

6. The tool protection device for a chain-type tool magazine according to claim 5, characterized in that: An oil return hole (13) is provided on the inner wall of the bottom of the protective cover body (5), and the oil return hole (13) is connected to the inside of the tool protection cavity (9). A bottom oil inlet cavity (18) is provided between the pump compartment at the bottom and the oil return hole (13), and an oil return cavity (21) is provided between the pump compartment at the bottom and the oil storage chamber (22). A check valve (20) is provided inside the oil return cavity (21).

7. The tool protection device for a chain-type tool magazine according to claim 6, characterized in that: An oil extraction cavity (24) is provided between the pump compartment at the top and the oil storage chamber (22), an oil pipe hole (23) is provided at the top of the slider arc groove (12), an oil pump discharge pipe (25) is installed at the oil outlet of the oil pump (26), and a conduit is provided between the oil pump discharge pipe (25) and the oil inlet conduit (14), and the conduit passes through the oil pipe hole (23) and is provided in a conduit-like manner with the oil inlet conduit (14).

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