CN216398695U - A drilling, tapping and milling machine - Google Patents

Abstract

The utility model discloses a drilling, tapping and milling integrated machine which comprises a machine table and a first movable plate, wherein a first moving device for driving the first movable plate to move back and forth is arranged on the machine table, a portal frame is arranged on the machine table and positioned above the first movable plate, a second moving device with a moving end capable of moving left and right on the portal frame is arranged on the portal frame, the moving end of the second moving device is connected with the second movable plate, a third moving device with a moving end capable of moving up and down on the second movable plate is arranged on the second movable plate, a third movable plate is arranged on the moving end of the third moving device, a double-cutter-head device is arranged on the third movable plate, a cutter magazine capable of moving to the lower part of the double-cutter-head device along with the first movable plate is arranged on the rear side of the top surface of the first movable plate, two cutter sets for simultaneously replacing cutters are arranged in the cutter magazine, double-row same-direction fixed cutter magazines are realized, and the cutter replacing accuracy is improved.

Description

A drilling, tapping and milling machine

[Technical field]

The utility model relates to a drilling, tapping and milling integrated machine.

[Background technique]

Most of the existing drilling, tapping and milling machines have a single-head structure, which can only process one workpiece at a time, resulting in low work efficiency; while some drilling, tapping and milling machines are equipped with two cutter heads, but it is difficult for the two cutter heads to synchronize accurately. The problem of changing the tool, and the poor synchronization of the two tool heads during processing, and the unstable rotation, make the two workpieces after processing uneven.

[utility model content]

The utility model overcomes the deficiencies of the above-mentioned technologies and provides an integrated drilling, tapping and milling machine.

To achieve the above object, the utility model adopts the following technical solutions:

An integrated drilling, tapping and milling machine is characterized in that: it comprises a machine table and a first moving plate, the machine table is provided with a first moving device that drives the first moving plate to move forward and backward, and the machine table is located above the first moving plate with a Gantry, the gantry is provided with a second mobile device whose mobile end can move left and right on the gantry, the mobile end of the second mobile device is connected with a second mobile plate, and the second mobile plate is provided with a mobile end that can move in the second A third moving device that moves up and down on the plate, a third moving plate is arranged on the moving end of the third moving device, a double cutter head device is arranged on the third moving plate, and a rear side of the top surface of the first moving plate is provided with a The moving plate moves to the tool magazine below the double cutter head device, and there are two sets of tool groups in the tool magazine for the double cutter head device to change tools at the same time.

The above-mentioned integrated drilling, tapping and milling machine is characterized in that: two sets of tool groups are arranged in a line, and adjacent tools are staggered and arranged in the tool magazine.

The above-mentioned integrated drilling, tapping and milling machine is characterized in that: the machine table is provided with a tool magazine cover plate that covers the tool magazine when the tool magazine moves backwards with the first moving plate to the gantry below the gantry frame. .

The above-mentioned integrated drilling, tapping and milling machine is characterized in that: the double cutter head device includes a mounting seat connected with the third moving plate, and two vertically arranged and rotatable mechanical spindles are installed on the mounting seat, and the mechanical The lower end of the main shaft is connected with the tool. The mechanical main shaft is provided with a clamping device for clamping the tool holder. The mechanical main shaft is provided with a tie rod with one end protruding from the top of the mechanical main shaft and the other end driving the clamping device to clamp or loosen the tool holder. The upper end of the mechanical spindle is provided with a cylinder. When the telescopic end of the cylinder extends out and presses the upper end of the pull rod, the pull rod drives the clamping device to release the tool handle and the telescopic end of the cylinder is retracted. The clamping device clamps the tool handle, the tool head motor is installed on the mounting seat, and the rotating end of the tool head motor drives the two mechanical spindles to rotate at the same time through the belt, thereby driving the two tools to rotate at the same time.

The above-mentioned integrated drilling, tapping and milling machine is characterized in that: the mechanical main shaft includes a main shaft outer casing connected with the mounting seat, the main shaft outer casing is provided with a rotating main shaft, and a plurality of bearings are arranged between the main shaft outer casing and the rotating main shaft. The clamping device is arranged in the rotating spindle and is connected with the lower end of the rotating spindle and rotates with the rotating spindle. The pull rod passes through the rotating spindle to drive the clamping device to clamp or loosen the tool handle. The elastic piece is arranged between the rotating spindle and the pull rod. The outer side of the upper end is provided with a synchronous gear that rotates in coordination with the belt.

The above-mentioned integrated drilling, tapping and milling machine is characterized in that: the outer side of the lower end of the rotating main shaft is provided with a rotating main shaft convex ring, and the rotating main shaft convex ring is sequentially assembled on the outer side of the rotating main shaft. Sleeve, bearing, bearing lock nut, the outer side of the bearing lock nut is provided with the outer upper cover of the outer casing, the outer casing of the spindle is arranged between the outer lower cover of the outer casing and the outer upper cover of the outer casing, and the connecting port at the lower end of the rotating spindle for the insertion of the tool holder is provided with a limiter. Bit bayonet.

The above-mentioned integrated drilling, tapping and milling machine is characterized in that: the rotating main shaft is provided with an outer casing inner upper cover on the upper side of the outer casing upper cover, a synchronizing gear is arranged above the outer casing inner upper cover, and a rotating main shaft is provided above the synchronizing gear. Connection end nut.

The above-mentioned integrated drilling, tapping and milling machine is characterized in that: the upper side of the outer upper cover of the outer casing is provided with a convex ring of the outer upper cover of the outer casing, and the lower side of the inner upper cover of the outer casing is provided with a convex ring of the outer upper cover of the outer casing. The inner casing covers the groove, the rotating main shaft is provided with a rotating main shaft groove on the side of the synchronizing gear installation position, and the synchronizing gear is provided with a synchronizing gear protrusion that engages with the rotating main shaft groove.

The above-mentioned integrated drilling, tapping and milling machine is characterized in that: the first moving device includes a first motor arranged on the machine table and a first sliding rail arranged along the front and rear directions of the machine table, and the bottom of the first moving plate is provided with a first sliding rail. There is a first moving plate nut, and the rotating end of the first motor is connected with a first screw rod which cooperates with the first moving plate nut and is used to drive the first moving plate to move on the first sliding rail.

The above-mentioned integrated drilling, tapping and milling machine is characterized in that: the second moving device includes a second motor arranged on the gantry and a second sliding rail arranged along the left and right directions of the gantry, and the rear side of the second moving plate A second moving plate nut is provided, and the second motor rotating end is connected with a second screw rod that cooperates with the second moving plate nut and is used to drive the second moving plate to move on the second sliding rail; the third moving device includes a The third motor on the second moving plate and the third sliding rail arranged along the upper and lower directions of the second moving plate, the third moving plate nut is arranged on the rear side of the third moving plate, and the rotating end of the third motor is connected with the third moving plate nut It is matched with a third screw rod for driving the third moving plate to move on the third sliding rail.

The beneficial effects of the present utility model are:

The tool magazine of the utility model is arranged on the rear side of the first moving plate. The first moving device drives the first moving plate to make the tool magazine move under the double cutter head device, and the double cutter head is moved through the second moving device and the third moving device. The device can realize the function of synchronizing the replacement of two tools, realizes the double-row fixed tool magazine in the same direction, and improves the accuracy of tool replacement; the double-tool head device drives a belt to rotate through the servo motor, thereby driving the two mechanical spindles to rotate synchronously , realizes the simultaneous processing of two workpieces by two machining heads, with high synchronization and high processing accuracy; a cylinder is set on the mechanical spindle, and the cylinder is driven to pull the cylinder to control the clamping device set in the mechanical spindle to clamp or loosen. The tool holder is opened to realize the accurate replacement of the tool.

[Description of drawings]

Fig. 1 is the structural representation of the utility model;

Fig. 2 is one of the partial structural representations of the utility model;

Fig. 3 is the second partial structure schematic diagram of the present utility model;

4 is a schematic structural diagram of the first moving plate and the cutter of the present invention;

5 is a schematic structural diagram of a double cutter head device of the present invention;

Fig. 6 is one of the exploded views of the mechanical spindle of the utility model;

Fig. 7 is the second exploded view of the mechanical spindle of the utility model;

Fig. 8 is the third exploded view of the mechanical spindle of the utility model;

FIG. 9 is the fourth exploded view of the mechanical spindle of the utility model.

[Detailed ways]

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

It should be noted that all directional indications (such as up, down, left, right, front, rear...) in the embodiments of the present invention are only used to explain the relationship between various components under a certain posture (as shown in the accompanying drawings). The relative positional relationship, the movement situation, etc., if the specific posture changes, the directional indication also changes accordingly. In addition, the descriptions involving "preferred", "second preferred", etc. in the present invention are only for descriptive purposes, and should not be construed as indicating or implying their relative importance or implicitly indicating the number of indicated technical features. Thus, a feature defined as "preferred" or "less preferred" may expressly or implicitly include at least one of that feature.

As shown in Figures 1-4, an integrated drilling, tapping and milling machine includes a machine table 1 and a first moving plate 2. The machine table 1 is provided with a first moving device 3 that drives the first moving plate 2 to move back and forth. A gantry frame 4 is arranged on the top of the first moving plate 2, and a second moving device 5 whose moving end can move left and right on the gantry frame 4 is arranged on the gantry frame 4, and the moving end of the second moving device 5 is connected with a second moving device 5. Plate 6, the second moving plate 6 is provided with a third moving device 7 whose moving end can move up and down on the second moving plate 6, and a third moving plate 8 is arranged on the moving end of the third moving device 7, and the third moving The plate 8 is provided with a double cutter head device 9, and the rear side of the top surface of the first moving plate 2 is provided with a tool magazine 10 that can move with the first moving plate 2 to the bottom of the double cutter head device 9. The double cutter head device 9 simultaneously changes the cutter group of cutters.

When the workpiece needs to be processed, the two processed workpieces are respectively arranged on the left and right sides of the first moving plate 2; during the processing, the double cutter head device 9 drives the tool to rotate, and the first moving device 3 drives the first moving plate 2 to move back and forth, The second moving device 5 and the third moving device 7 respectively drive the double cutter head device 9 to move left and right and up and down, thereby realizing the synchronous processing of the two workpieces. When changing the tool, the first moving device 3 drives the first moving plate 2 to move forward to move the tool magazine 10 under the double-tool head device 9, and the second moving device 5 and the third moving device 7 respectively drive the double-tool head device 9 to move left and right. Move, move up and down, first unload the original tool on the double cutter head device 9 in the vacant position of the tool magazine 10, then move the double cutter head device 9 to the replacement tool for loading, and reset the double cutter head device 9 to the standby position to wait for the next One round of processing, at this time, the first moving device 3 drives the first moving plate 2 to move backwards, so that the tool magazine 10 moves to the gantry 4 to complete the tool replacement.

As shown in Figures 1-4, the two sets of tool groups are arranged in a line, and the adjacent tools are staggered in the tool magazine 10, so that the dual-tool head device 9 can unload the tools synchronously and replace them with new tools; the tools include drilling tools. , tapping tools and milling tools.

As shown in Figures 1-4, the machine table 1 is provided with a tool magazine cover 11 that covers the tool magazine 10 when the tool magazine 10 moves backwards with the first moving plate 2 to the gantry 4 below the gantry 4. Better protection of the tool and prevent machining chips from screwing onto the tool, which affects the double cutter head device 9 to replace the tool.

As shown in FIGS. 1-4 , the first moving device 3 includes a first motor 31 arranged on the machine table 1 and a first sliding rail 32 arranged along the front and rear directions of the machine table 1 . The bottom of the first moving plate 2 is provided with a first motor 31 . A moving plate nut, the rotating end of the first motor 31 is connected with a first screw 33 which cooperates with the first moving plate nut and is used to drive the first moving plate 2 to move on the first slide rail 32 .

As shown in FIGS. 1-4 , the second moving device 5 includes a second motor 51 arranged on the gantry 4 and a second sliding rail 52 arranged along the left and right directions of the gantry 4 . The rear side of the second moving plate 6 is provided with The second moving plate nut, the rotating end of the second motor 51 is connected with a second screw 53 that cooperates with the second moving plate nut and is used to drive the second moving plate 6 to move on the second sliding rail 52; the third moving device 7 includes a The third motor 71 arranged on the second moving plate 6 and the third sliding rail 72 arranged along the up-down direction of the second moving plate 6, the rear side of the third moving plate 8 is provided with a third moving plate nut, and the third motor 71 rotates The end is connected with a third screw 73 which cooperates with the third moving plate nut and is used to drive the third moving plate 8 to move on the third sliding rail 72 .

As shown in FIGS. 5-9 , the double cutter head device 9 includes a mounting seat 91 connected with the third moving plate 8 , and two vertically arranged and rotatable mechanical spindles 92 are mounted on the mounting seat 91 , the lower end of the mechanical spindle 92 is Connected with the tool, the mechanical spindle 92 is provided with a clamping device for clamping the tool handle of the tool, and the mechanical spindle 92 is provided with a pull rod with one end protruding from the top of the mechanical spindle 92 and the other end driving the clamping device to clamp or loosen the tool handle. 93. The upper end of the mechanical spindle 92 is provided with a cylinder 94. When the telescopic end of the cylinder 94 extends out of the upper end of the pull rod 93, the pull rod 93 drives the clamping device to release the tool handle and the telescopic end of the cylinder 94 is retracted and set at the lower end of the pull rod 93. The tie rod 93 is reset upward under the action of the parts, so that the clamping device clamps the tool handle, the tool head motor 95 is installed on the mounting seat 91, and the rotating end of the tool head motor 95 drives the two mechanical spindles 92 to rotate at the same time through the belt 96, thereby driving the two mechanical spindles 92 to rotate at the same time. The tool rotates at the same time. Among them, the cutter head motor 95 is a servo motor, which improves the synchronous rotation accuracy during processing.

As shown in FIGS. 6-9 , the mechanical spindle 92 includes a spindle casing 921 connected to the mounting base 91 . The main shaft casing 921 is provided with a rotating main shaft 922 , and a plurality of bearings 923 are arranged between the main shaft casing 921 and the rotating main shaft 922 . The tightening device is arranged in the rotating spindle 922 and is connected with the lower end of the rotating spindle 922 and rotates with the rotating spindle 922. The pull rod 93 passes through the rotating spindle 922 to drive the clamping device to clamp or loosen the tool handle. Between the pull rods 93 , a synchronous gear 924 is arranged on the outer side surface of the upper end of the rotating main shaft 922 to cooperate with the belt 96 to rotate.

When in use, the servo motor rotates, and the belt 96 drives the synchronous gears 924 on the mechanical main shafts 92 on both sides to rotate, so that the rotating main shaft 922 drives the tool to rotate synchronously for processing; when the tool is replaced, the telescopic end of the cylinder 94 extends downward and pushes down the pull rod 93. , the pulling rod 93 moves downward to drive the clamping device to release the tool handle, so that the tool is released and placed in the tool magazine. The reset of the elastic piece drives the pull rod 93 to move upwards, so that the clamping device clamps the tool handle and completes the tool change.

As shown in Figures 6-9, a rotating spindle convex ring 925 is provided on the outer side of the lower end of the rotating spindle 922. The rotating spindle convex ring 925 is sequentially assembled on the outside of the rotating spindle 922 with an outer lower cover 926, a bearing 923, and a spacer sleeve 927 in the middle of the bearing. , bearing 923, bearing lock nut 928, the outer side of the bearing lock nut 928 is provided with a casing outer upper cover 929, the main shaft outer casing 921 is arranged between the outer casing outer lower cover 926 and the outer casing outer upper cover 929, to realize the stable rotation of the rotating main shaft 922 , reduce the machining deviation when driving the tool to rotate.

As shown in FIGS. 6-9 , the rotating spindle 922 is provided with an inner upper cover 9210 on the upper side of the outer upper cover 929 of the outer casing, the synchronizing gear 924 is arranged above the inner upper cover 9210 of the outer casing, and the upper side of the outer upper cover 929 of the outer casing is provided with an outer casing The outer upper cover convex ring 9212, the inner upper cover 9210 of the outer casing is provided with a casing inner upper cover groove 9213 which cooperates with the outer casing outer upper cover convex ring 9212 to reduce the frictional contact between the outer outer upper cover 929 of the outer casing and the synchronizing gear 924 The top of the synchronizing gear 924 is provided with a tail nut 9211 connected to the rotating main shaft 922 to lock the components sleeved on the outside of the rotating main shaft 922 on the rotating main shaft 922 to prevent the components from loosening and improve the rotational stability of the rotating main shaft 922.

As shown in Figures 6-9, the rotating spindle 922 is provided with a rotating spindle groove 9214 on the side of the installation position of the synchronous gear 924, and the synchronous gear 924 is provided with a synchronous gear bump 9215 that engages with the rotating spindle groove 9214, so as to facilitate the The synchronizing gear 924 drives the rotating spindle 922 to rotate.

As shown in Figures 6-9, a limit bayonet 9216 is provided on the connecting port at the lower end of the rotating spindle 922 for the tool holder to be inserted to prevent the tool from rotating and shifting during machining and causing machining deviation.

Claims (10)

1. An integrated drilling, tapping and milling machine, characterized in that: it comprises a machine table (1) and a first moving plate (2), and the machine table (1) is provided with a first moving plate (2) that drives the first moving plate (2) to move back and forth. The moving device (3), the machine table (1) is provided with a gantry frame (4) above the first moving plate (2), and the gantry frame (4) is provided with a movable end that can move left and right on the gantry frame (4) A second moving device (5), the moving end of the second moving device (5) is connected with a second moving plate (6), and the second moving plate (6) is provided with a moving end which can be performed on the second moving plate (6) A third moving device (7) that moves up and down, a third moving plate (8) is arranged on the moving end of the third moving device (7), and the third moving plate (8) is provided with a double cutter head device (9). The rear side of the top surface of the moving plate (2) is provided with a tool magazine (10) which can be moved with the first moving plate (2) to the bottom of the double cutter head device (9). The head unit (9) simultaneously replaces the tool group of the tools. 2. An integrated drilling, tapping and milling machine according to claim 1, characterized in that: two sets of tool groups are arranged in a line, and adjacent tools are arranged in the tool magazine (10) with a staggered front and rear. 3. An integrated drilling, tapping and milling machine according to claim 1, characterized in that: a tool magazine (10) is provided with the first moving plate (2) below the gantry (4) on the machine table (1) When moving backward under the gantry (4), cover the tool magazine cover (11) of the tool magazine (10). 4. An integrated drilling, tapping and milling machine according to claim 1, characterized in that: the double cutter head device (9) comprises a mounting seat (91) connected with the third moving plate (8), the mounting seat (91) ) is installed with two vertically arranged and rotatable mechanical spindles (92), the lower end of the mechanical spindle (92) is connected with the tool, the mechanical spindle (92) is provided with a clamping device for clamping the tool holder, the mechanical spindle (92) is provided with a pull rod (93) with one end protruding from the top of the mechanical spindle (92) and the other end driving the clamping device to clamp or loosen the tool handle. The upper end of the mechanical spindle (92) is provided with a cylinder (94), the cylinder ( When the telescopic end of 94) protrudes and presses the upper end of the tie rod (93), the tie rod (93) drives the clamping device to release the tool handle and the telescopic end of the cylinder (94) retracts under the action of an elastic member arranged at the lower end of the tie rod (93). The tie rod (93) is reset upward so that the clamping device clamps the tool shank, the tool head motor (95) is installed on the mounting seat (91), and the rotating end of the tool head motor (95) drives the two machines through the belt (96). The main shaft (92) rotates at the same time to drive the two tools to rotate at the same time. 5. An integrated drilling, tapping and milling machine according to claim 4, characterized in that: the mechanical main shaft (92) comprises a main shaft casing (921) connected with the mounting seat (91), and the main shaft casing (921) is provided with a main shaft casing (921). The rotating main shaft (922) is provided with a plurality of bearings (923) between the main shaft outer casing (921) and the rotating main shaft (922). The rotating spindle (922) rotates, and the pull rod (93) passes through the rotating spindle (922) to drive the clamping device to clamp or loosen the tool handle. The elastic piece is arranged between the rotating spindle (922) and the pull rod (93), and the rotating spindle (922) The outer side of the upper end is provided with a synchronizing gear (924) that cooperates with the belt (96) to rotate. 6. A drilling-tapping-milling machine according to claim 5, characterized in that: the outer side of the lower end of the rotating spindle (922) is provided with a rotating spindle convex ring (925), and the rotating spindle convex ring (925) is on the rotating spindle (925). 922) The outer sequential kit includes the outer lower cover (926), the bearing (923), the bearing middle spacer (927), the bearing (923), and the bearing lock nut (928). The outer side of the bearing lock nut (928) is set. There is a casing outer upper cover (929), the spindle casing (921) is arranged between the outer casing outer lower cover (926) and the outer casing upper cover (929), and a connecting port at the lower end of the rotating main shaft (922) for inserting the tool holder is provided with a limiter. Bit bayonet (9216). 7. An integrated drilling-tapping-milling machine according to claim 6, characterized in that: the rotating spindle (922) is provided with an outer casing inner upper cover (9210) on the upper side of the outer casing outer upper cover (929), a synchronizing gear (924) ) is arranged above the inner upper cover (9210) of the outer casing, and a tail end nut (9211) connected to the rotating main shaft (922) is arranged above the synchronizing gear (924). 8. An integrated drilling, tapping and milling machine according to claim 7, characterized in that: the outer upper cover (929) of the outer casing is provided with a convex ring (9212) on the upper side of the outer casing, and the inner upper cover (9210) of the outer casing is provided on the upper side of the outer casing. The lower side is provided with a groove (9213) on the inner upper cover of the outer casing that cooperates with the outer upper cover convex ring (9212) of the outer casing, and the rotating main shaft (922) is provided with a rotating main shaft groove ( 9214), the synchronizing gear (924) is provided with a synchronizing gear bump (9215) that engages with the groove (9214) of the rotating main shaft. 9. An integrated drilling, tapping and milling machine according to claim 1, characterized in that: the first moving device (3) comprises a first motor (31) arranged on the machine table (1) and a motor (31) along the machine table (1). 1) A first slide rail (32) arranged in the front-rear direction, a first moving plate nut is provided at the bottom of the first moving plate (2), and a rotating end of the first motor (31) is connected with the first moving plate nut for driving A first screw (33) on which the first moving plate (2) moves on the first sliding rail (32). 10. An integrated drilling, tapping and milling machine according to claim 1, characterized in that: the second moving device (5) comprises a second motor (51) arranged on the gantry (4) and a second motor (51) along the gantry ( 4) The second slide rail (52) arranged in the left and right directions, the second moving plate nut is provided on the rear side of the second moving plate (6), and the second motor (51) is connected to the rotating end of the second moving plate nut for matching with the second moving plate nut. A second screw (53) that drives the second moving plate (6) to move on the second sliding rail (52); the third moving device (7) includes a third motor ( 71) and the third slide rail (72) arranged in the up-down direction of the second moving plate (6), the rear side of the third moving plate (8) is provided with a third moving plate nut, and the rotating end of the third motor (71) is connected with a The third screw rod (73) cooperates with the third moving plate nut and is used to drive the third moving plate (8) to move on the third sliding rail (72).

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