A machine tool with self-lubricating function

Abstract

The present invention discloses a machine tool with a self-lubricating function, including a base plate, a column, a connecting part, a rocker arm, a guide rail, a spindle box, an oil tank, an oil pipeline, a power box, a storage shell, a rack, a driving gear, a driven gear, a transmission shaft, a sleeve, a conveying wheel, an oil valve, a limit shell, an isolation plate, a first spring, a push rod, an oil outlet pipe, an oil outlet branch pipe, a workbench, an outer cover, a storage groove, a shield plate, a connecting cross bar, a fixing hole, a latch, a second spring, a waste shell, a high-pressure air pump, an air pipeline, an air outlet and an identification piece. The present invention uses the sliding of the spindle box on the rocker arm guide rail to provide power to drive the conveying wheel to rotate, and uses the conveying wheel to provide power for pumping oil. At the same time, a push rod is added to the conveying wheel, and the push rod can be used to push open the isolation plate, so that self-lubrication is achieved without adding an additional power source; a liftable shield plate is added around the workbench to improve the safety performance of the machine tool during operation without affecting the processing.

Description

Technical Field

[0001] The invention relates to a machine tool, in particular to a machine tool with a self-lubricating function, belonging to the technical field of machine tool application. Background Art

[0002] Radial drilling machines are commonly used in mechanical processing. Radial drilling machines are drilling machines with a rocker arm that can rotate and rise and fall around a column. Usually, the spindle box moves horizontally on the rocker arm. When machining holes on a vertical drilling machine, the alignment of the tool and the workpiece is achieved by moving the workpiece, which is obviously very inconvenient for some large and heavy workpieces; while radial drilling machines can use the position of the moving tool axis for alignment, which greatly facilitates the machining of holes on large and heavy workpieces in single-piece and small-batch production.

[0003] The existing radial drilling machine lacks a lubrication device in practical use, and the traditional self-lubricating system is basically automatically controlled by electromagnetic valves and oil pumps, which has a complex structure and high cost. Therefore, a machine tool with a self-lubricating function is proposed to solve the above problems. Summary of the invention

[0004] The purpose of the present invention is to provide a machine tool with a self-lubricating function in order to solve the above-mentioned problem.

[0005] The present invention achieves the above-mentioned purpose through the following technical scheme: a machine tool with a self-lubricating function, comprising a base plate and a column fixedly connected to the base plate, the column being connected to a rocker arm through a connecting part, a guide rail being arranged on the rocker arm, a spindle box being slidably connected to the guide rail, an oil tank being fixedly connected to the top surface of the spindle box, an oil pipe being fixedly connected to the bottom end of the oil tank, and the bottom end of the oil pipe extending to the inside of the spindle box, a self-lubricating mechanism being fixedly connected to the bottom end of the oil pipe, a workbench being fixedly connected to the base plate surface below the rocker arm, and the surrounding surfaces of the workbench being sleeved to form an outer cover of a cubic structure, the outer cover being composed of four plate bodies, each of which is provided with a receiving groove on the top, a shield plate being slidably connected to the inside of the receiving groove, and two adjacent shield plates being connected to each other through a connecting cross bar;

[0006] A high-pressure air pump is fixedly connected to the bottom plate on one side of the workbench, one end of the air pipe is fixedly connected to the output end of the high-pressure air pump, the other end of the air pipe is fixedly connected to the air outlet, and the air outlet is rotatably connected to the top of one of the shield plates, and a waste shell is sleeved on the top of the outer wall of the workbench.

[0007] Preferably, a fixing hole which can be plugged into a latch is formed at the bottom end of the shield plate, the latch is arranged on the outer cover, the latch passes through the side wall of the outer cover and extends to the inner cavity of the storage groove, a second spring is sleeved on the surface of the latch, and both ends of the second spring are respectively fixed on the latch and the outer side wall of the outer cover.

[0008] Preferably, the self-lubricating mechanism includes a driving mechanism and an oil delivery mechanism, the driving mechanism includes a rack fixedly connected to the top side wall of the rocker arm, a driving gear, a driven gear, a transmission shaft and a sleeve, the top of the rack is meshed with the driving gear, the top of the driving gear is meshed with the driven gear, the driven gear passes through the side wall of the main spindle box, and the driving gear is fixed to the surface of the main spindle box.

[0009] Preferably, one end of the transmission shaft is fixedly connected to the center of the driven gear, a sleeve is sleeved on the surface of the transmission shaft, the sleeve is fixedly connected to the main spindle box, and the other end of the transmission shaft passes through the power box and the side wall of the main spindle box in sequence.

[0010] Preferably, the oil delivery structure includes a power box, a delivery wheel, an oil valve, an oil outlet pipe and an oil outlet branch pipe. The top of the power box is fixedly connected to one end of the oil outlet pipe through a storage shell. A delivery wheel connected to a transmission shaft is provided inside the oil outlet pipe. The bottom end of the power box is fixedly connected to the oil valve through a limiting shell of a cubic structure. The bottom end of the oil valve is fixedly connected to the oil outlet pipe. A plurality of oil outlet branch pipes are fixedly connected to the oil outlet pipe.

[0011] Preferably, the top side wall of the oil valve inner cavity is fixedly connected to the bottom end of the limit shell, the bottom end of the limit shell extends to the top of the oil valve inner cavity, the bottom end of the limit shell is overlapped with an isolation plate, and both ends of the isolation plate are connected to the top of the oil valve housing inner cavity through a first spring.

[0012] Preferably, four push rods distributed in a circular array are fixedly connected to the outer wall of the arc of the conveying wheel, and the push rods can push out the isolation plate through the limit shell. The end of the transmission shaft located on the outside of the spindle box is fixedly connected to an identification piece with a cross structure, and the four legs of the identification piece correspond to the four push rods respectively.

[0013] Preferably, the end of the oil outlet branch pipe extends to the gear meshing position and the bearing inside the main spindle box.

[0014] Preferably, a protective shell is fixedly connected to the surface of the high-pressure air pump, and the protective shell is fixedly connected to the base plate by bolts.

[0015] Preferably, the air outlet is a flat cubic structure, and the exhaust shell is an open structure.

[0016] The beneficial effects of the present invention are:

[0017] 1. The structural design of the present invention is reasonable. The sliding of the main shaft box on the rocker arm guide rail is used to provide power to drive the conveying wheel to rotate, and the conveying wheel is used to provide power for pumping oil. At the same time, a push rod is added to the conveying wheel, and the isolation plate can be pushed open by the push rod, so that self-lubrication is achieved without adding an additional power source.

[0018] The present invention has a compact structure and is provided with liftable shield plates around the workbench, which improves the safety performance of the machine tool during operation. At the same time, it does not take up too much space and does not affect the processing.

[0019] The present invention is provided with a high-pressure air pump on one side of the workbench, and utilizes the airflow generated by the high-pressure air pump to blow the waste chips generated by the machine tool during the production process into the waste discharge shell, so as to prevent the removed waste chips from affecting subsequent processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0021] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0022] Figure 2 It is a schematic diagram of the structure of the self-lubricating mechanism of the present invention;

[0023] Figure 3 This is a schematic diagram of the positional relationship between the outer cover and the workbench of the present invention;

[0024] Figure 4 For the present invention Figure 2 A local enlarged structural schematic diagram;

[0025] Figure 5 It is a schematic diagram of the three-dimensional structure of the power box of the present invention;

[0026] Figure 6 It is a schematic diagram of the oil valve structure of the present invention.

[0027] In the figure: 1, bottom plate, 2, column, 3, connecting part, 4, rocker arm, 5, guide rail, 6, spindle box, 7, oil tank, 8, oil pipeline, 9, power box, 901, storage shell, 10, rack, 11, driving gear, 12, driven gear, 13, transmission shaft, 14, bushing, 15, conveying wheel, 16, oil valve, 17, limit shell, 18, isolation plate, 19, first spring, 20, push rod, 21, oil outlet pipe, 22, oil outlet branch pipe, 23, workbench, 24, outer cover, 25, storage groove, 26, shield plate, 2601, connecting cross bar, 27, fixing hole, 28, latch, 29, second spring, 30, exhaust shell, 31, high-pressure air pump, 32, air pipeline, 33, air outlet, 34, identification piece. DETAILED DESCRIPTION

[0028] In order to make the purpose, features and advantages of the present invention more obvious and easy to understand, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the embodiments described below are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] The technical solution of the present invention is further described below with reference to the accompanying drawings and through specific implementation methods.

[0030] In the description of the present invention, it is necessary to understand that the orientations or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inside", "outside", etc. are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0031] See also Figure 1-6 As shown, a machine tool with a self-lubricating function comprises a base plate 1 and a column 2 fixedly connected to the base plate 1, the column 2 is connected to a rocker arm 4 through a connecting portion 3, a guide rail 5 is arranged on the rocker arm 4, a spindle box 6 is slidably connected to the guide rail 5, an oil tank 7 is fixedly connected to the top surface of the spindle box 6, an oil pipe 8 is fixedly connected to the bottom end of the oil tank 7, and the bottom end of the oil pipe 8 extends to the inside of the spindle box 6, a self-lubricating mechanism is fixedly connected to the bottom end of the oil pipe 8, a workbench 23 is fixedly connected to the surface of the base plate 1 below the rocker arm 4, and the surrounding surfaces of the workbench 23 are sleeved to form an outer cover 24 of a quadrilateral structure, the outer cover 24 is composed of four plate bodies, each of which is provided with a receiving groove 25 on the top, a shield plate 26 is slidably connected to the inside of the receiving groove 25, and two adjacent shield plates 26 are connected to each other by a connecting cross bar 2601, and safety protection is achieved by the shield plate 26;

[0032] A high-pressure air pump 31 is fixedly connected to the bottom plate 1 on one side of the workbench 23, and one end of an air pipe 32 is fixedly connected to the output end of the high-pressure air pump 31. The air flow is provided by the high-pressure air pump 31 to realize the chip removal function. The other end of the air pipe 32 is fixedly connected to the air outlet 33, and the air outlet 33 is rotatably connected to the top of one of the shield plates 26. A waste discharge shell 30 is sleeved on the top of the outer wall of the workbench 23.

[0033] The bottom end of the shield plate 26 is provided with a fixing hole 27 which can be plugged with a latch 28. The latch 28 is arranged on the outer cover 24. The latch 28 passes through the side wall of the outer cover 24 and extends to the inner cavity of the receiving groove 25. The shield plate 26 is fixed by the cooperation between the latch 28 and the fixing hole 27. A second spring 29 is sleeved on the surface of the latch 28. The two ends of the second spring 29 are respectively fixed on the latch 28 and the outer wall of the outer cover 24; the self-lubricating mechanism includes a driving mechanism and an oil delivery mechanism. The driving mechanism includes a rack 10 fixed to the top side wall of the rocker arm 4, a driving gear 11, a driven gear 12, a transmission shaft 13 and The top of the rack 10 is meshed with a driving gear 11, and the top of the driving gear 11 is meshed with a driven gear 12, the driven gear 12 passes through the side wall of the spindle box 6, and the driving gear 11 is fixed to the surface of the spindle box 6; one end of the transmission shaft 13 is fixedly connected to the center of the driven gear 12, the surface of the transmission shaft 13 is sleeved with a sleeve 14, the sleeve 14 is fixed to the spindle box 6, and the other end of the transmission shaft 13 passes through the power box 9 and the side wall of the spindle box 6 in sequence; the oil delivery structure includes a power box 9, a delivery wheel 15, an oil valve 16, an oil outlet pipe 21 and an oil outlet branch pipe 22, the top of the power box 9 is connected to the oil delivery wheel 15, an ... The receiving shell 901 is fixedly connected to one end of the oil pipeline 8, and a conveying wheel 15 connected to the transmission shaft 13 is arranged inside the oil pipeline 8. The bottom end of the power box 9 is fixedly connected to the oil valve 16 through a limiting shell 17 with a square structure, and the bottom end of the oil valve 16 is fixedly connected to the oil outlet pipe 21, and a plurality of oil outlet branches 22 are fixedly connected to the oil outlet pipe 21; the top side wall of the inner cavity of the oil valve 16 is fixedly connected to the bottom end of the limiting shell 17, and the bottom end of the limiting shell 17 extends to the top of the inner cavity of the oil valve 16, and the bottom end of the limiting shell 17 is overlapped with an isolation plate 18, and the two ends of the isolation plate 18 are connected to the top of the inner cavity of the oil valve 16 shell through a first spring 19; Four push rods 20 distributed in a ring array are fixedly connected to the outer wall of the arc of the conveying wheel 15, and the push rods 20 can be pushed out of the isolation plate 18 through the limit shell 17. The end of the transmission shaft 13 located on the outside of the spindle box 6 is fixedly connected to a cross-shaped structure identification member 34, and the four legs of the identification member 34 correspond to the four push rods 20 respectively; the end of the oil outlet branch pipe 22 extends to the gear meshing and bearing inside the spindle box 6; the surface of the high-pressure air pump 31 is fixedly connected to a protective shell, and the protective shell is fixed to the bottom plate 1 by bolts; the air outlet 33 is a flat cubic structure, and the exhaust shell 30 is an open structure.

[0034] When the present invention is in use, after the workpiece to be processed is clamped, one of the shield plates 26 is pulled up. Since the four shield plates 26 are connected to each other by the connecting cross bar 2601, the four shield plates 26 will rise at the same time. After the shield plate 26 is raised, the pin 28 is inserted into the fixing hole 27 under the pulling force of the second spring 29 to fix the shield plate 26, and then the high-pressure air pump 31 is started. The high-pressure air pump 31 blows the high-pressure airflow from the air outlet 33 to the surface of the workbench 23 to prevent iron filings from scratching the workpiece during processing and affecting the processing.

[0035] When the drilling machine is started, the spindle box 6 slides on the guide rail 5 on the rocker arm 4. During the sliding process of the guide rail 5, the driving gear 11 rotates under the action of the rack 10. The driving gear 11 rotates to drive the driven gear 12 meshing with it to rotate. The driven gear 12 rotates to drive the transmission shaft 13 to rotate. The transmission shaft 13 drives the conveying wheel 15 during the rotation. The conveying wheel 15 rotates to pump the lubricating oil inside the oil tank 7 into the oil valve 16. During the rotation of the conveying wheel 15, the four push rods 20 located on the conveying wheel 15 pass through the isolation plate 18 in turn. The isolation plate 18 is pushed away from the bottom end of the limit shell 17 by the push rods 20, and the lubricating oil enters the oil outlet pipe 21 and the oil outlet branch pipe 22 to achieve a self-lubricating function.

[0036] The circuits, electronic components and modules involved are all prior art and can be fully implemented by those skilled in the art. Needless to say, the content protected by the present invention does not involve improvements to software and methods.

[0037] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered in all respects as exemplary and non-limiting, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations within the meaning and scope of the elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

[0038] As described above, the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the same. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features thereof may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A machine tool with self-lubricating function, characterized in that: The invention comprises a bottom plate (1) and a column (2) fixedly connected to the bottom plate (1), wherein the column (2) is connected to a rocker arm (4) via a connecting portion (3), wherein a guide rail (5) is arranged on the rocker arm (4), wherein a main shaft box (6) is slidably connected to the guide rail (5), wherein an oil tank (7) is fixedly connected to the top surface of the main shaft box (6), wherein an oil delivery pipe (8) is fixedly connected to the bottom end of the oil tank (7), and wherein the bottom end of the oil delivery pipe (8) extends into the interior of the main shaft box (6), and wherein the bottom end of the oil delivery pipe (8) is A self-lubricating mechanism is fixedly connected, a workbench (23) is fixedly connected to the surface of the bottom plate (1) below the rocker arm (4), and the surrounding surfaces of the workbench (23) are sleeved to form an outer cover (24) with a quadrilateral structure, the outer cover (24) is composed of four plate bodies, each of which is provided with a storage groove (25) on the top, a shield plate (26) is slidably connected inside the storage groove (25), and two adjacent shield plates (26) are connected to each other via a connecting cross bar (2601); A high-pressure air pump (31) is fixedly connected to the bottom plate (1) on one side of the workbench (23); one end of an air delivery pipe (32) is fixedly connected to the output end of the high-pressure air pump (31); the other end of the air delivery pipe (32) is fixedly connected to an air outlet (33); and the air outlet (33) is rotatably connected to the top of one of the shield plates (26); a waste shell (30) is sleeved on the top of the outer wall of the workbench (23); a fixing hole (27) that can be plugged into a latch (28) is formed at the bottom end of the shield plate (26); the latch (28) is arranged on the outer cover (24); the latch (28) passes through the side wall of the outer cover (24) and extends to the inner cavity of the storage groove (25); a second spring (29) is sleeved on the surface of the latch (28); the second spring (29) is sleeved on the surface of the latch (28); The two ends of the spring (29) are respectively fixed on the latch (28) and the outer wall of the outer cover (24); the self-lubricating mechanism includes a driving mechanism and an oil delivery mechanism, the driving mechanism includes a rack (10) fixedly connected to the top side wall of the rocker arm (4), a driving gear (11), a driven gear (12), a transmission shaft (13) and a sleeve (14), the top of the rack (10) is meshedly connected to the driving gear (11), the top of the driving gear (11) is meshedly connected to the driven gear (12), the driven gear (12) passes through the side wall of the main spindle box (6), and the driving gear (11) is fixed to the surface of the main spindle box (6); one end of the transmission shaft (13) is fixedly connected to the center of the driven gear (12), and the surface of the transmission shaft (13) is The surface of the oil delivery mechanism (13) is sleeved with a shaft sleeve (14), the shaft sleeve (14) is fixedly connected to the main shaft box (6), and the other end of the transmission shaft (13) passes through the power box (9) and the side wall of the main shaft box (6) in sequence; the oil delivery mechanism comprises a power box (9), a delivery wheel (15), an oil valve (16), an oil outlet pipe (21) and an oil outlet branch pipe (22); the top of the power box (9) is fixedly connected to one end of the oil delivery pipe (8) through a storage shell (901), the oil delivery pipe (8) is provided with a delivery wheel (15) connected to the transmission shaft (13), the bottom end of the power box (9) is fixedly connected to the oil valve (16) through a limiting shell (17) of a square structure, the bottom end of the oil valve (16) is fixedly connected to the oil outlet pipe (21), and the oil outlet pipe (21) is fixedly connected to a plurality of oil outlet branches. The oil valve (16) has a top inner cavity side wall fixedly connected to the bottom end of the limit shell (17), the bottom end of the limit shell (17) extends to the top of the inner cavity of the oil valve (16), the bottom end of the limit shell (17) is overlapped with an isolation plate (18), and the two ends of the isolation plate (18) are connected to the top of the inner cavity of the oil valve (16) shell through a first spring (19); four push rods (20) distributed in a ring array are fixedly connected to the outer arc wall of the conveying wheel (15), and the push rods (20) can be pushed out of the isolation plate (18) through the limit shell (17); a cross-shaped identification member (34) is fixedly connected to the end of the transmission shaft (13) located outside the spindle box (6), and the four legs of the identification member (34) correspond to the four push rods (20) respectively;The end of the oil outlet branch pipe (22) extends to the gear meshing position and the bearing inside the main shaft box (6).

2. A machine tool with self-lubricating function according to claim 1, characterized in that: A protective shell is fixedly connected to the surface of the high-pressure air pump (31), and the protective shell is fixedly connected to the bottom plate (1) by bolts.

3. A machine tool with self-lubricating function according to claim 2, characterized in that: The air outlet (33) is a flat cubic structure, and the waste discharge shell (30) is an open structure.

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