CN219425689U - Horizontal numerical control lathe with double main shafts - Google Patents

Abstract

The utility model relates to the technical field of numerically controlled lathes, in particular to a horizontal numerically controlled lathe with double spindles, which comprises a base, wherein a fixed shaft is arranged at the upper end of the base, a sliding block is connected to the inner wall of the base in a sliding manner, a moving shaft is arranged at the upper end of the sliding block, a screw rod is connected to the side wall of the sliding block in a penetrating threaded manner, the screw rod is rotationally connected with the inner wall of the base, a motor is fixed to the side wall of the base, an output shaft of the motor is fixed to the end part of the screw rod, a pair of brackets are fixed to the side wall of the sliding block, rollers are rotationally connected to the side walls of the brackets, and the rollers are propped against the inner bottom of the base. In this device, the gyro wheel of both sides plays main support and roll effect to avoid wearing and tearing and the high temperature that high friction brought, make its operation more stable high-efficient, thereby the ball of bottom also will roll simultaneously reduces the base friction, supports the middle below simultaneously, improves and supports the validity, reduces the damage to the lead screw.

Description

Horizontal numerical control lathe with double main shafts

Technical Field

The utility model relates to the technical field of numerically controlled lathes, in particular to a horizontal numerically controlled lathe with double spindles.

Background

The double-spindle numerical control lathe has higher machining precision and higher machining efficiency when machining some small parts such as shaft parts, and can quickly and stably run;

however, when the position of the main shaft is adjusted, the bottom of the connecting seat at the bottom is in a plane state, and when the main shaft slides, the surface and the surface have larger adsorption force, so that larger driving rotation force is required to drive the connecting seat to move, the equipment loss is increased, meanwhile, the threaded rod for driving is exposed in the air for a long time, the equipment can generate larger temperature during operation, lubricating liquid on the threaded rod is easily evaporated, and when the main shaft seat slides on the threaded rod, the friction force is greatly increased, and the threaded rod is greatly worn.

Disclosure of Invention

The utility model aims to solve the defects of untimely lubrication and low service life of a screw rod in the prior art, and provides a horizontal numerical control lathe with double spindles.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a horizontal numerical control lathe of two main shafts, includes the base, the dead axle is installed to the upper end of base, the inner wall sliding connection of base has the slider, the moving axle is installed to the upper end of slider, the lateral wall of slider runs through threaded connection has the lead screw, the lead screw is connected with the inner wall rotation of base, the lateral wall of base is fixed with the motor, the output shaft of motor is fixed with the tip of lead screw mutually, the lateral wall of slider is fixed with a pair of support, the lateral wall rotation of support is connected with the gyro wheel, the gyro wheel offsets with the interior bottom of base, the oil pocket has been seted up to the inside of base, the inside of oil pocket is equipped with pump oil mechanism, the oil filler groove has been seted up to the inside of slider.

Preferably, the oil pumping mechanism comprises a piston plate which is in sealing sliding with the side wall of the oil cavity, and a return spring is fixed together with the inner wall of the oil cavity.

Preferably, a rotating rod is fixed at the end part of the screw rod, the rotating rod is connected with the side wall of the oil cavity in a sealing, penetrating and rotating mode, a deflection plate is fixed at the end part of the rotating rod, a push rod is fixed on the side wall of the piston plate, the push rod abuts against the deflection plate, and the contact surface of the deflection plate and the push rod is an inclined surface.

Preferably, the side wall of the oil cavity is provided with a recovery hole in a penetrating mode, and the side wall of the oil cavity is inserted with an injection pipe communicated with the inside of the oil injection groove.

Preferably, the recovery hole and the injection pipe are both provided with one-way valves, the recovery hole is opposite to the one-way valve in the injection pipe, and the injection pipe is communicated to the oil injection groove through the oil cavity.

Preferably, a plurality of rolling grooves are formed in the bottom of the sliding block, balls are mounted in the rolling grooves, isolation belts are fixed on the sliding block and the side wall of the base, and the isolation belts are elastic belts.

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

1. in the device, the rollers at two sides play a main supporting and rolling role, so that abrasion caused by high friction and high temperature are avoided, the operation is more stable and efficient, meanwhile, the balls at the bottom roll to reduce the friction of the base, and meanwhile, the rollers support the middle and lower parts, so that the supporting effectiveness is improved, and the damage to the screw rod is reduced;

2. the oil contacts with the screw rod to lubricate the screw rod, the screw rod is not exposed any more and is lubricated timely, the service life of the whole screw rod is greatly prolonged, redundant oil is sucked and recovered from the recovery hole, the circulation transfer of lubricating oil is realized, and the continuous lubrication of the screw rod is realized.

Drawings

Fig. 1 is a schematic structural diagram of a horizontal numerically controlled lathe with double spindles.

Fig. 2 is a schematic diagram of a semi-section structure of a horizontal numerically controlled lathe with double spindles.

Fig. 3 is a side sectional view of a slider portion of a dual spindle horizontal numerically controlled lathe according to the present utility model.

In the figure: 1 base, 2 fixed shaft, 3 sliding block, 4 moving shaft, 5 motor, 6 screw rod, 7 rolling groove, 8 ball, 9 support, 10 roller, 11 isolation belt, 12 oil pocket, 13 turning rod, 14 deflection plate, 15 reset spring, 16 piston plate, 17 ejector rod, 18 recovery hole, 19 injection pipe, 20 oil injection groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, a horizontal numerically controlled lathe with double main shafts comprises a base 1, a fixed shaft 2 is installed at the upper end of the base 1, a sliding block 3 is slidably connected to the inner wall of the base 1, a moving shaft 4 is installed at the upper end of the sliding block 3, a screw rod 6 is connected to the side wall of the sliding block 3 in a penetrating threaded manner, the screw rod 6 is rotationally connected with the inner wall of the base 1, a motor 5 is fixed to the side wall of the base 1, an output shaft of the motor 5 is fixed to the end portion of the screw rod 6, a pair of brackets 9 are fixed to the side wall of the sliding block 3, rollers 10 are rotationally connected to the side wall of the brackets 9, the rollers 10 are abutted to the inner bottom of the base 1, an oil cavity 12 is formed in the base 1, an oil pumping mechanism is arranged in the oil cavity 12, an oil injection groove 20 is formed in the sliding block 3, and the oil injection groove 20 is communicated with a threaded mounting hole on the sliding block 3 and used for lubricating the screw rod 6.

The oil pumping mechanism includes a piston plate 16 that slides in a sealed manner against the side wall of the oil chamber 12, and a return spring 15 is fixed to the piston plate 16 in conjunction with the inner wall of the oil chamber 12.

A rotating rod 13 is fixed at the end part of the screw rod 6, the rotating rod 13 is in sealing and penetrating rotation connection with the side wall of the oil cavity 12, a deflection plate 14 is fixed at the end part of the rotating rod 13, a push rod 17 is fixed at the side wall of the piston plate 16, the push rod 17 is propped against the deflection plate 14, and the contact surface between the deflection plate 14 and the push rod 17 is an inclined surface; the side wall of the oil cavity 12 is provided with a recovery hole 18 in a penetrating way, and the side wall of the oil cavity 12 is inserted with an injection pipe 19 communicated with the inside of an oil injection groove 20;

the recovery hole 18 and the injection pipe 19 are both provided with one-way valves, the recovery hole 18 and the one-way valve in the injection pipe 19 are led to the opposite direction, the injection pipe 19 is communicated to the oil injection groove 20 through the oil cavity 12, the reciprocating motion of the piston plate 16 is realized by the rotation of the screw rod 6, and further, the circulating flow of lubricating oil is realized, and the effective lubrication of the screw rod 6 is realized.

The bottom of slider 3 has seted up a plurality of spin grooves 7, and spin groove 7's internally mounted has ball 8, and ball 8 roll improves and supports and reduce friction, and slider 3 is fixed with median 11 with the lateral wall of base 1, and median 11 is the elastic webbing, and median 11 can shelter from the processing to lead screw 6 to make lead screw 6 can not do and connect the exposure, reduce the contact with the air, reduce the oxidation rate, improve lead screw 6 life-span, intercept processing sweeps simultaneously.

In the utility model, during actual operation, the motor 5 drives the screw rod 6 to rotate, so as to drive the sliding block 3 to transversely move, thereby realizing the adjustment of the position of the moving shaft 4, facilitating the rapid processing of two ends of a workpiece, avoiding repeated workpiece clamping, and the existence of the isolation belt 11 can avoid that the chip material falls into the base 1 during the processing, thereby facilitating the material recovery and cleaning;

in the process of transversely moving the sliding block 3, the rollers 10 on two sides play a main supporting and rolling role, so that abrasion caused by high friction and high temperature are avoided, the running is more stable and efficient, meanwhile, the balls 8 at the bottom roll to reduce the friction of a base, and meanwhile, the rollers support the middle and lower sides, improve the supporting effectiveness and reduce the damage to the screw rod 6;

the rotating process of the screw rod 6 drives the rotating rod 13 to rotate, so that the deflection plate 14 rotates, the end face of the deflection plate 14 is an inclined plane, the height of the ejector rod 17 is determined, so that in the rotating process of the deflection plate 14, the ejector rod 17 is in contact with different positions of the inclined plane, the front and rear positions of the ejector rod 17 are continuously changed, the continuous rotation enables the front and rear reciprocating motion of the ejector rod 17, the piston plate 16 is driven to perform piston motion, lubricating oil in the oil cavity 12 can be transferred into the oil injection groove 20 through the injection pipe 19, the lubricating oil is in contact with the screw rod 6, the screw rod 6 is lubricated, the screw rod 6 is not exposed any more and is lubricated timely, the whole service life is greatly prolonged, and redundant lubricating oil can be sucked and recovered from the recovery hole 18, so that the circulating transfer of the lubricating oil is realized, and the continuous lubrication of the screw rod 6 is realized.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a horizontal numerical control lathe of two main shafts, includes base (1), its characterized in that, dead axle (2) are installed to the upper end of base (1), the inner wall sliding connection of base (1) has slider (3), movable shaft (4) are installed to the upper end of slider (3), the lateral wall of slider (3) runs through threaded connection and has lead screw (6), the inner wall rotation of lead screw (6) and base (1) is connected, the lateral wall of base (1) is fixed with motor (5), the output shaft of motor (5) is fixed with the tip of lead screw (6), the lateral wall of slider (3) is fixed with a pair of support (9), the lateral wall rotation of support (9) is connected with gyro wheel (10), gyro wheel (10) offset with the interior bottom of base (1), oil pocket (12) have been seted up to the inside of base (1), the inside of oil pocket (12) is equipped with pump oil mechanism, oil groove (20) have been seted up to the inside of slider (3).

2. The horizontal numerically controlled lathe with double spindles according to claim 1, characterized in that the oil pumping mechanism comprises a piston plate (16) sliding in a sealing manner with the side wall of the oil cavity (12), and a return spring (15) is fixed together with the piston plate (16) and the inner wall of the oil cavity (12).

3. The horizontal numerical control lathe with the double spindles according to claim 2, wherein a rotating rod (13) is fixed at the end part of the screw rod (6), the rotating rod (13) is in sealing and penetrating rotation connection with the side wall of the oil cavity (12), a deflection plate (14) is fixed at the end part of the rotating rod (13), a push rod (17) is fixed at the side wall of the piston plate (16), the push rod (17) is propped against the deflection plate (14), and the contact surface of the deflection plate (14) and the push rod (17) is an inclined surface.

4. The horizontal numerically controlled lathe with double spindles according to claim 2, wherein the side wall of the oil cavity (12) is provided with a recovery hole (18) in a penetrating manner, and the side wall of the oil cavity (12) is provided with an injection pipe (19) communicated with the inside of the oil injection groove (20) in an inserting manner.

5. The horizontal numerically controlled lathe with double spindles according to claim 4, wherein the recovery hole (18) and the injection pipe (19) are provided with one-way valves, the recovery hole (18) is opposite to the one-way valve in the injection pipe (19), and the injection pipe (19) is communicated to the oil injection groove (20) from the oil cavity (12).

6. The horizontal numerical control lathe with double spindles according to claim 1 is characterized in that a plurality of rolling grooves (7) are formed in the bottom of the sliding block (3), balls (8) are arranged in the rolling grooves (7), isolation belts (11) are fixed on the sliding block (3) and the side wall of the base (1), and the isolation belts (11) are elastic belts.