Feeding device of small precise high-speed machining center

Abstract

The utility model discloses a feeding device of a small precise high-speed machining center, which relates to the technical field of feeding devices and comprises a feeding box, a motor is arranged at one end of the feeding box, a lead screw connecting shaft and a cutterhead shaft are respectively arranged at the upper end and the lower end of the other end of the feeding box, and two movable pins and a box cover are respectively arranged at the upper end and the lower end of one side of the feeding box. Two lead screw mounting seats are symmetrically arranged at the two ends of the side, close to the feeding box, of the box cover. One end of the lead screw connecting shaft penetrates through the feeding box and is provided with a bolt component; lead screws are arranged at the ends, close to each other, of the two lead screw mounting seats; and a nut part is arranged on the lead screw. By means of the structure, the lead screw can be rapidly disassembled and assembled, maintenance and replacement of the lead screw are facilitated, maintenance cost is reduced, and downtime is shortened.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of feeding device, concretely relates to a feeding device of small -size precision high -speed machining center. BACKGROUND

[0002] The feeding device of small -size precision high -speed machining center is one of its core components, and the feeding device is a device capable of controlling the precise feeding movement of workpieces or tools on a machine tool. Its main function is to adjust and control the feeding speed, feeding amount and feeding path of workpieces or tools according to the machining requirements, to ensure the accuracy and stability of the machining process. The main components of the feeding device usually include motor, transmission device, sensor and control system etc. Among them, the common transmission device includes ball screw, gear transmission, hydraulic transmission etc. Ball screw is widely used in feeding device because of its high precision and high efficiency.

[0003] The existing feeding device of small -size precision high -speed machining center contains multiple precision components, such as servo motor, ball screw nut pair etc., and the maintenance and maintenance of these components are relatively complex. Once failure or wear occurs, professional technicians are needed for maintenance and replacement, which increases the maintenance cost and downtime of the equipment. Therefore, we propose a kind of feeding device of small -size precision high -speed machining center to solve the problems mentioned in the above background technology. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of feeding device of small -size precision high -speed machining center to solve the problems that the existing feeding device of small -size precision high -speed machining center contains multiple precision components, such as servo motor, ball screw nut pair etc., and the maintenance and maintenance of these components are relatively complex. Once failure or wear occurs, professional technicians are needed for maintenance and replacement, which increases the maintenance cost and downtime of the equipment.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] A kind of feeding device of small -size precision high -speed machining center, including feed box, the motor is arranged at one end of the feed box, feed box other end upper and lower ends are respectively provided with screw rod connecting shaft and cutter disc shaft, feed box one side upper and lower ends are respectively provided with two movable pins and box cover, the two ends of the box cover near the one side of feed box are symmetrically provided with two screw rod mounting seats, the screw rod connecting shaft one end is provided with plug pin component through feed box, two the screw rod mounting seats are provided with screw rod at one end close to each other, the screw rod is provided with nut component;

[0007] The two ends of the screw rod are respectively provided with two screw rod positioning blocks.

[0008] Further, the transmission shaft of the motor is provided with a motor positioning groove, the motor is fixedly connected with the feeding box, one end of the screw rod connecting shaft is provided with a connecting shaft positioning groove, the other end of the screw rod connecting shaft is provided with a bolt clamping groove, the screw rod connecting shaft is rotatably connected with the feeding box, one end of the cutter head shaft is provided with a cutter shaft positioning groove, the cutter head shaft is rotatably connected with the feeding box, the cover comprises a cover body, one side top of the cover body is provided with a handle, two screw rod positioning tubes are symmetrically arranged at the other side top of the cover body, a cutter shaft positioning tube is arranged at the other side bottom of the cover body, the bottom of the cover body is rotatably connected with the feeding box, the handle is fixedly connected with the cover body, the two screw rod positioning tubes are fixedly communicated with the cover body, and the cutter shaft positioning tube is fixedly communicated with the cover body.

[0009] Further, the bolt part comprises a bolt fixed seat, a movable bolt is arranged in the bolt fixed seat, the bolt fixed seat is fixedly connected with the feeding box, the movable bolt is slidably connected with the bolt fixed seat, and the movable bolt is movably clamped with the screw rod connecting shaft through the bolt clamping groove.

[0010] Further, the two screw rod mounting seat bottoms are movably connected with the cover body, and the two movable pins are rotatably connected with the two ends of the feeding box.

[0011] Further, the two ends of the screw rod are rotatably connected with the two screw rod mounting seats respectively, the two screw rod positioning blocks are fixedly connected with the two ends of the screw rod respectively, and the two screw rod positioning blocks are movably connected with the transmission shaft of the motor and the screw rod connecting shaft through the motor positioning shaft and the connecting shaft positioning groove.

[0012] Further, the nut part comprises a movable nut, one end of the movable nut is provided with a nut connecting rod, the other end of the movable nut is threadedly connected with the screw rod, one end of the nut connecting rod is provided with a nut positioning block, the nut connecting rod is fixedly connected with the movable nut, the nut positioning block is fixedly connected with the nut connecting rod, and the nut positioning block is movably connected with the cutter head shaft through the cutter shaft positioning groove.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1. The two screw rod mounting seat bottoms are movably connected with the cover body, and the two screw rod mounting seat tops are rotatably connected with the two ends of the screw rod, so that the cover body can be pulled out, the screw rod on the screw rod mounting seat can be pulled out, and maintenance and replacement are facilitated.

[0015] 2. The bolt part can fix the screw rod connecting shaft, and then fix the screw rod, so that the two screw rod positioning tubes and the cutter shaft positioning tube on the cover body are loosened, the connection between the screw rod and the nut part and the screw rod connecting shaft, the motor and the cutter head shaft is loosened, and the screw rod is replaced and maintained. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole structure schematic view of the utility model;

[0017] Figure 2 It is the nut part mounting structure schematic view of the utility model;

[0018] Figure 3 It is the bolt part mounting structure schematic view of the utility model;

[0019] Figure 4 It is the cutter head axle structure schematic view of the utility model;

[0020] The figure mark: 1, feed box;2, motor;201, motor positioning groove;3, screw connecting axle;301, connecting axle positioning groove;302, bolt clamping groove;4, cutter head axle;401, cutter axle positioning groove;5, movable pin;6, box cover;601, cover body;602, handle;603, screw positioning pipe;604, cutter axle positioning pipe;7, screw mounting seat;8, bolt part;801, bolt fixing seat;802, movable bolt;9, screw;901, screw positioning block;10, nut part;1001, movable nut;1002, nut connecting rod;1003, nut positioning block. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0022] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: the feed device of small precision high-speed machining center, including feed box 1, feed box 1 one end is provided with motor 2, feed box 1 other end upper and lower ends are provided with screw connecting axle 3 and cutter head axle 4 respectively, feed box 1 one side upper and lower ends are provided with two movable pins 5 and box cover 6 respectively, box cover 6 is close to the two ends of the side of feed box 1 symmetrically provided with two screw mounting seats 7, screw connecting axle 3 one end is provided with bolt part 8 through feed box 1, two screw mounting seats 7 are provided with screw 9 at one end close to each other, screw 9 is provided with nut part 10;

[0023] Screw 9 two ends are respectively provided with two screw positioning blocks 901 symmetrically.

[0024] The transmission shaft of the motor 2 is provided with a motor positioning groove 201, the motor 2 is fixedly connected with the feeding box 1, one end of the screw connecting shaft 3 is provided with a connecting shaft positioning groove 301, the other end of the screw connecting shaft 3 is provided with a bolt clamping groove 302, the screw connecting shaft 3 is rotatably connected with the feeding box 1, one end of the cutter shaft 4 is provided with a cutter shaft positioning groove 401, the cutter shaft 4 is rotatably connected with the feeding box 1, the cover 6 comprises a cover body 601, one side top of the cover body 601 is provided with a handle 602, two screw positioning tubes 603 are symmetrically arranged at the other side top of the cover body 601, a cutter shaft positioning tube 604 is arranged at the other side bottom of the cover body 601, the bottom of the cover body 601 is rotatably connected with the feeding box 1, the handle 602 is fixedly connected with the cover body 601, the two screw positioning tubes 603 are fixedly communicated with the cover body 601, and the cutter shaft positioning tube 604 is fixedly communicated with the cover body 601. In the example, the click positioning groove 201 and the connecting shaft positioning groove 301 are arranged, so that the screw 9 can be quickly installed.

[0025] The bolt component 8 comprises a bolt fixed seat 801, the inside of the bolt fixed seat 801 is provided with a movable bolt 802, the bolt fixed seat 801 is fixedly connected with the feeding box 1, the movable bolt 802 is slidably connected with the bolt fixed seat 801, and the movable bolt 802 is movably clamped with the screw connecting shaft 3 through the bolt clamping groove 302. In the example, the screw connecting shaft 3 can be fixed by the movable bolt 802, so that the screw 9 can be installed without shaking and affecting the installation.

[0026] The bottom of the two screw mounting seats 7 is movably connected with the cover body 601, the two movable pins 5 are rotatably connected with the two ends of the feeding box 1, and one end of the movable pin 5 is movably clamped with the cover body 601. In the example, the cover 6 can be fixed by arranging the two movable pins 5.

[0027] The two ends of the screw 9 are rotatably connected with the two screw mounting seats 7 respectively, the two screw positioning blocks 901 are fixedly connected with the two ends of the screw 9 respectively, and the two screw positioning blocks 901 are movably connected with the transmission shaft of the motor 2 and the screw connecting shaft 3 through the motor 2 positioning shaft and the connecting shaft positioning groove 301.

[0028] The nut component 10 comprises a movable nut 1001, one end of the movable nut 1001 is provided with a nut connecting rod 1002, the other end of the movable nut 1001 is threadedly connected with the screw 9, one end of the nut connecting rod 1002 is provided with a nut positioning block 1003, the nut connecting rod 1002 is fixedly connected with the movable nut 1001, the nut positioning block 1003 is fixedly connected with the nut connecting rod 1002, and the nut positioning block 1003 is movably connected with the cutter shaft 4 through the cutter shaft positioning groove 401. In the example, the cutter shaft 4 can be driven by arranging the nut component 10, so that the cutter is adjusted and cutting machining is performed.

[0029] Working principle: when the screw rod 9 needs to be repaired and replaced, the motor 2 drives the screw rod 9 to rotate, drives the nut part 10 to move, and then retracts the cutter head shaft 4, the motor 2 stops rotating, the movable bolt 802 is inserted into the bolt fixing seat 801 and the bolt clamping groove 302 on the screw connecting shaft 3 in turn, and then the screw connecting shaft 3 is fixed, the fixed screw is loosened, the movable pin 5 at both ends is pushed, the handle 602 drives the cover body 601, and then the screw rod 9 is pulled out, the screw rod mounting seat 7 at one end is removed, the damaged screw rod 9 is removed, a new screw rod 9 is installed and fixed, the box cover 6 is closed, the two screw rod positioning tubes 603 and the cutter shaft positioning tube 604 are used for fixing the two screw rod positioning blocks 901 with the motor positioning groove 201 and the connecting shaft positioning groove 301, and the nut positioning block 1003 is fixed with the cutter shaft positioning groove 401, and then the screw rod 9 is fixed.

[0030] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A feed device of a small precision high-speed machining center, characterized in that: It include feed box (1), the feed box (1) one end is provided with motor (2), the other end of feed box (1) is provided with screw rod connecting shaft (3) and cutter head shaft (4) respectively, the two ends of the one side of feed box (1) are provided with two movable pins (5) and box cover (6) respectively, the two ends of the one side of box cover (6) are symmetrically provided with two screw rod mounting seat (7), the screw rod connecting shaft (3) one end passes through the feed box (1) and is provided with the latch part (8), two screw rod mounting seat (7) one end is provided with screw rod (9) mutually close, the screw rod (9) is provided with nut part (10) on it; The screw rod (9) two ends are respectively symmetrically provided with two screw rod positioning blocks (901).

2. The feeding device of a small precise high-speed machining center according to claim 1, characterized in that: The transmission shaft of motor (2) is provided with motor positioning groove (201), motor (2) is fixedly connected with feed box (1), the one end of screw rod connecting shaft (3) is provided with connecting shaft positioning groove (301), the other end of screw rod connecting shaft (3) is provided with latch slot (302), screw rod connecting shaft (3) is rotatably connected with feed box (1), the one end of cutter head shaft (4) is provided with cutter shaft positioning groove (401), cutter head shaft (4) is rotatably connected with feed box (1), the box cover (6) includes cover body (601), the one side top of cover body (601) is provided with handle (602), the other side top of cover body (601) is symmetrically provided with two screw rod positioning tubes (603), the other side bottom of cover body (601) is provided with cutter shaft positioning tube (604), the bottom of cover body (601) is rotatably connected with feed box (1), the handle (602) is fixedly connected with cover body (601), two screw rod positioning tubes (603) are fixedly communicated with cover body (601), the cutter shaft positioning tube (604) is fixedly communicated with cover body (601).

3. The feeding device of a small and precise high-speed machining center according to claim 2, characterized in that: The latch part (8) includes latch fixed seat (801), the inner side of latch fixed seat (801) is provided with movable latch (802), latch fixed seat (801) is fixedly connected with feed box (1), the movable latch (802) is slidably connected with latch fixed seat (801), and the movable latch (802) is movably connected with screw rod connecting shaft (3) through latch slot (302).

4. The feeding device of a small and precise high-speed machining center according to claim 2, characterized in that: The bottom of two screw rod mounting seat (7) is movably connected with cover body (601), two movable pins (5) are rotatably connected with the two ends of feed box (1) respectively, and one end of movable pin (5) is movably connected with cover body (601).

5. The feeding device of a small and precise high-speed machining center according to claim 4, characterized in that: The two ends of screw rod (9) are rotatably connected with two screw rod mounting seat (7) respectively, two screw rod positioning blocks (901) are fixedly connected with the two ends of screw rod (9) respectively, and two screw rod positioning blocks (901) are movably connected with the transmission shaft of motor (2) and screw rod connecting shaft (3) through motor (2) positioning shaft and connecting shaft positioning groove (301).

6. The feeding device of a small and precise high-speed machining center according to claim 5, characterized in that: The nut part (10) comprises a movable nut (1001), one end of the movable nut (1001) is provided with a nut connecting rod (1002), the other end of the movable nut (1001) is threadedly connected with a lead screw (9), one end of the nut connecting rod (1002) is provided with a nut positioning block (1003), the nut connecting rod (1002) is fixedly connected with the movable nut (1001), the nut positioning block (1003) is fixedly connected with the nut connecting rod (1002), and the nut positioning block (1003) is movably connected with a cutter disc shaft (4) through a cutter shaft positioning groove (401).

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