Roller guide mechanism of transverse telescopic arm of numerical control cutting machine

Abstract

The utility model discloses a roller guide mechanism of a transverse telescopic arm of a numerical control cutting machine, which comprises a slide rail and a moving seat moving above the slide rail, a plurality of rollers are uniformly mounted at the bottom of the moving seat, and lubricating components are symmetrically arranged at the bottom of the moving seat and positioned on one sides of two opposite rollers; the lubricating assembly comprises a lubricating box fixedly arranged at the bottom of the movable base, an oil storage chamber arranged in the lubricating box and a plurality of oil seepage holes symmetrically formed in the lubricating box at equal intervals, the oil seepage holes are close to the rolling wheels, and the rolling wheels are basically attached to the outer layer of the lubricating box. By means of the structure, lubricating grease in the lubricating box continuously passes through the oil seepage holes to evenly extrude lubricating grease in the oil storage chamber to the surface of the rolling wheel, abrasion of the metal surface between the rolling wheel and the sliding rail can be reduced through lubrication uniformity, movement of the transverse telescopic arm is smoother, and the problems of clamping stagnation, abnormal sound and the like are reduced; and a spring is used for moving a push plate to be matched with a sliding rod to form an automatic oil supplementing driving module, and the lubricating effect is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to numerical control cutting machine technical field, especially relates to a kind of roller guide mechanism of numerical control cutting machine transverse telescopic arm. BACKGROUND

[0002] Mechatronics cutting machine is called numerical control cutting machine, for example, numerical control plasma, flame cutting machine, they are driven machine tool movement by digital program, with machine tool movement, with random cutting tool of cutting object.

[0003] In prior art, after retrieval, it is found that Chinese patent discloses "the roller guide mechanism of numerical control cutting machine transverse telescopic arm", its application number is "201220120651.0", the above-mentioned patent mainly includes: transverse telescopic arm, machine body, moving pair of double-shaft guide rail and front / back double-shaft slider, two groups of positive pressure pre-tightening nylon rollers and two groups of side limiting nylon rollers;The machine body is provided with the cavity for the transverse telescopic arm to pass through, two groups of positive pressure pre-tightening nylon rollers are closely attached to the upper plane of transverse telescopic arm in front and back, and two groups of side limiting nylon rollers are closely attached to the side wall of transverse telescopic arm from left and right sides in front and back.The utility model although eliminates left and right swing when transverse telescopic arm walks, improves work precision, improves the stability of transverse telescopic arm cutting walk.But, the roller exists the problem of lubrication deficiency, and dry friction area often appears on the contact surface of roller and rail, accelerates the peeling of roller surface hardening layer, affects equipment running accuracy and service life.Therefore, the utility model provides a kind of roller guide mechanism of numerical control cutting machine transverse telescopic arm to solve the problems raised in the above background technology. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of roller guide mechanism of numerical control cutting machine transverse telescopic arm, and the lubricating grease in lubricating box is continuously extruded to the roller surface even from the oil seepage hole in the oil storage chamber, the uniformity of lubrication can be the metal surface wear between roller and slide rail, so that the movement of transverse telescopic arm is more smooth, reduces the problems such as jamming, abnormal sound etc.;And automatic oil replenishment drive module is formed by spring moving push plate and slide rod cooperation, to ensure lubrication effect.

[0005] To achieve the above object, a kind of roller guide mechanism of numerical control cutting machine transverse telescopic arm is provided, including slide rail and the moving seat that moves in the upper of slide rail, the moving seat bottom is uniformly equipped with multiple rollers, the moving seat bottom and the side of two opposite rollers are symmetrically equipped with lubricating assembly;

[0006] The lubricating assembly includes lubricating box fixed on the moving seat bottom, oil storage chamber in the lubricating box and multiple equidistance symmetrically opened oil seepage holes in the lubricating box, the oil seepage hole is close to roller, and the roller is basically attached to the outer layer of lubricating box.

[0007] According to the roller guide mechanism of the transverse telescopic arm of the numerical control cutting machine, the V-shaped groove is arranged on the slide rail, and the roller and the lubricating box are provided with matched V-shaped structures.

[0008] According to the roller guide mechanism of the transverse telescopic arm of the numerical control cutting machine, the lubricating assembly further comprises a sliding rod slidably connected to the inside of the lubricating box, a push plate slidably connected to the inner wall of the oil storage chamber and a spring sleeved on the outer layer of the sliding rod and located on one side of the push plate, and the push plate is fixedly connected with the sliding rod.

[0009] According to the roller guide mechanism of the transverse telescopic arm of the numerical control cutting machine, the lubricating assembly further comprises an oil injection pipe fixedly arranged on the top of the lubricating box and a sealing end cover threadedly connected to the top of the oil injection pipe.

[0010] According to the roller guide mechanism of the transverse telescopic arm of the numerical control cutting machine, a sealing ring is fixedly arranged on the outer ring of the push plate, and the sealing ring is slidably connected with the inner wall of the oil storage chamber.

[0011] According to the roller guide mechanism of the transverse telescopic arm of the numerical control cutting machine, a plurality of shallow grooves are uniformly arranged on the outer side of the roller.

[0012] According to the roller guide mechanism of the transverse telescopic arm of the numerical control cutting machine, the V-shaped groove is arranged on the two side edges of the slide rail.

[0013] The utility model has the following beneficial effects:

[0014] 1. Compared with the prior art, the lubricating grease in the lubricating box continuously passes through the oil seepage hole to uniformly extrude the lubricating grease in the oil storage chamber to the surface of the roller, the uniformity of lubrication can reduce the metal surface wear between the roller and the slide rail, the movement of the transverse telescopic arm is more smooth, and the problems of jamming, abnormal sound and the like are reduced.

[0015] 2. Compared with the prior art, the spring moving push plate and the sliding rod are used to form an automatic oil supplementing driving module, the sealing ring installed on the outer ring of the push plate forms sliding sealing with the inner wall of the oil storage chamber, and the lubricating effect is ensured. DRAWINGS

[0016] The utility model is further described below in combination with the drawings and examples;

[0017] Figure 1 It is a first view structure schematic view of the roller guide mechanism of the transverse telescopic arm of the numerical control cutting machine;

[0018] Figure 2 It is a second view structure schematic view of the roller guide mechanism of the transverse telescopic arm of the numerical control cutting machine;

[0019] Figure 3 It is the internal section view structure schematic diagram of the lubricating box of the roller guide mechanism of the transverse telescopic arm of the numerical control cutting machine.

[0020] Figure 4 It is the internal section view structure schematic diagram of the lubricating box of the roller guide mechanism of the transverse telescopic arm of the numerical control cutting machine. Figure 3 It is the internal section view structure schematic diagram of the lubricating box of the roller guide mechanism of the transverse telescopic arm of the numerical control cutting machine.

[0021] Legend:

[0022] 1, slide rail;2, moving seat;3, roller;4, V-shaped groove;5, lubricating box;6, sliding rod;7, oil injection pipe;8, sealing end cover;9, spring;10, push plate;11, oil storage chamber;12, oil seepage hole;13, shallow groove;14, sealing ring. Specific embodiments

[0023] This part will describe the specific embodiments of the utility model in detail, the preferred embodiments of the utility model are shown in the drawings, the role of the drawings is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0024] Referring to Figures 1-4 , the utility model discloses a kind of roller guide mechanism of transverse telescopic arm of numerical control cutting machine, it includes slide rail 1 and moving seat 2 that is active in the upper of slide rail 1, multiple rollers 3 are evenly installed in moving seat 2 bottom, lubricating assembly is symmetrically arranged in moving seat 2 bottom and located in the side of two opposite rollers 3, lubricating assembly includes lubricating box 5 fixedly arranged in moving seat 2 bottom, oil storage chamber 11 arranged in the inside of lubricating box 5 and multiple equidistance symmetrically arranged in the inside of lubricating box 5 Oil seepage hole 12, oil seepage hole 12 is close to roller 3 setting, roller 3 and lubricating box 5 outer layer are substantially attached setting.

[0025] When the transverse telescopic arm of numerical control cutting machine is installed on moving seat 2 and reciprocates, lubricating grease in lubricating box 5 continuously extrudes lubricating grease in oil storage chamber 11 to the surface of roller 3 through oil seepage hole 12, and the uniformity of lubrication can reduce the metal surface wear between roller 3 and slide rail 1, so that the movement of transverse telescopic arm is more smooth, and the problems such as jamming, abnormal sound and the like are reduced.

[0026] V-shaped groove 4 is arranged on slide rail 1, V-shaped groove 4 is arranged on both sides of slide rail 1, roller 3 and the side close to roller 3 of lubricating box 5 are all arranged as matched V-shaped structure, realize radial and lateral two-way positioning, and V-shaped groove 4 is arranged on both sides of slide rail 1, can prevent the debris or dust and the like falling into V-shaped groove 4 when numerical control cutting machine operates to affect the stability of roller 3 rolling, so that the movement of moving seat 2 is more smooth.

[0027] The lubricating assembly further comprises a sliding rod 6 slidably connected to the inside of the lubricating box 5, a push plate 10 slidably connected to the inner wall of the oil storage chamber 11, and a spring 9 sleeved on the outer layer of the sliding rod 6 and located on one side of the push plate 10, the push plate 10 is fixedly connected with the sliding rod 6, and a sealing ring 14 is fixed on the outer ring of the push plate 10 and slidably connected with the inner wall of the oil storage chamber 11.

[0028] The push plate 10 and the sliding rod 6 cooperatively form an automatic oil supplementing driving module by the spring 9, and the sealing ring 14 mounted on the outer ring of the push plate 10 forms a sliding seal with the inner wall of the oil storage chamber 11.

[0029] The lubricating assembly further comprises an oil injection pipe 7 fixedly arranged on the top of the lubricating box 5 and a sealing end cover 8 threadedly connected to the top of the oil injection pipe 7, so as to realize closed filling and storage of lubricating grease.

[0030] The plurality of shallow grooves 13 are evenly arranged on the outer side of the roller 3, so that the grease uniformly covers the contact surface.

[0031] Working principle: when the transverse telescopic arm of the numerical control cutting machine is installed on the moving seat 2 and reciprocally moves, the lubricating grease in the lubricating box 5 continuously extrudes the lubricating grease in the oil storage chamber 11 to the surface of the roller 3 through the oil permeation hole 12, the uniformity of lubrication can reduce the metal surface wear between the roller 3 and the slide rail 1, so that the movement of the transverse telescopic arm is smoother, and problems such as jamming and abnormal sound are reduced.

[0032] The push plate 10 and the sliding rod 6 cooperatively form an automatic oil supplementing driving module by the spring 9, and the sealing ring 14 mounted on the outer ring of the push plate 10 forms a sliding seal with the inner wall of the oil storage chamber 11, so as to ensure the lubricating effect.

[0033] The above describes the embodiments of the utility model in detail in combination with the drawings, but the utility model is not limited to the above embodiments, and various changes can be made within the knowledge range of ordinary skilled persons in the technical field without departing from the purpose of the utility model.

Claims

1. A roller guide mechanism for a traversing telescopic arm of a numerically controlled cutting machine, characterized in that, The utility model provides a sliding rail lubricating device, including sliding rail (1) and mobile seat (2) that moves in sliding rail (1) top, mobile seat (2) bottom is uniformly equipped with a plurality of gyro wheel (3), mobile seat (2) bottom and the symmetry of lubricating assembly that is equipped with in one side of two opposite gyro wheel (3) is located. The lubricating assembly includes a lubricating box (5) fixedly arranged on the bottom of the mobile seat (2), an oil storage chamber (11) arranged in the lubricating box (5), and a plurality of oil permeation holes (12) symmetrically and equidistantly arranged in the lubricating box (5). The oil permeation holes (12) are arranged close to the gyro wheel (3), and the gyro wheel (3) is arranged in close contact with the outer layer of the lubricating box (5).

2. A roller guide mechanism for a traversing telescopic arm of a numerically controlled cutting machine according to claim 1, characterized in that, The sliding rail (1) is provided with a V-shaped groove (4), and the gyro wheel (3) and the lubricating box (5) are both provided with a V-shaped structure matched with each other on the side close to the gyro wheel (3).

3. A roller guide mechanism for a traversing telescopic arm of a numerically controlled cutting machine according to claim 2, characterised in that, The lubricating assembly further includes a sliding rod (6) slidingly connected in the lubricating box (5), a push plate (10) slidingly connected to the inner wall of the oil storage chamber (11), and a spring (9) sleeved on the outer layer of the sliding rod (6) and located on one side of the push plate (10). The push plate (10) is fixedly connected with the sliding rod (6).

4. A roller guide mechanism for a traversing telescopic arm of a numerically controlled cutting machine according to claim 3, characterised in that, The lubricating assembly further includes an oil injection pipe (7) fixedly arranged on the top of the lubricating box (5) and a sealing end cover (8) threadedly connected to the top of the oil injection pipe (7).

5. A roller guide mechanism for a traversing telescopic arm of a numerically controlled cutting machine according to claim 4, characterised in that, A sealing ring (14) is fixedly arranged on the outer ring of the push plate (10), and the sealing ring (14) is slidingly connected with the inner wall of the oil storage chamber (11).

6. A roller guide mechanism for a traversing telescopic arm of a numerically controlled cutting machine according to claim 5, characterised in that, A plurality of shallow grooves (13) are uniformly arranged on the outer side of the gyro wheel (3).

7. A roller guide mechanism for a traversing telescopic arm of a numerically controlled cutting machine according to claim 6, characterised in that, The V-shaped groove (4) is arranged on the two side edges of the sliding rail (1).

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