CN217018635U

CN217018635U - Assembly structure for slide seat assembly of numerical control equipment

Info

Publication number: CN217018635U
Application number: CN202220602472.4U
Authority: CN
Inventors: 黄春丰
Original assignee: Kunyida Shandong Precision Machinery Co ltd
Current assignee: Kunyida Shandong Precision Machinery Co ltd
Priority date: 2022-03-19
Filing date: 2022-03-19
Publication date: 2022-07-22
Anticipated expiration: 2032-03-19

Abstract

The utility model provides a sliding seat assembly body assembly structure of numerical control equipment, which comprises a sliding seat assembly, wherein the sliding seat assembly comprises a sliding seat and a main shaft box, the main shaft box can be connected to the sliding seat in a sliding way, and the sliding seat is of a square structure in an overlooking angle; the top of the sliding seat is provided with a servo motor, the bottom of the servo motor is provided with a motor transmission seat, a Z-axis screw rod is connected below the motor transmission seat, the bottom of the Z-axis screw rod is connected with a connecting block arranged on the rear wall of the main spindle box, and the main spindle box drives the main spindle box to move up and down through the matching of the servo motor and the Z-axis screw rod; an opening is formed in the front side of the spindle box, and a gear box is embedded in the opening; at least ten linear rail sliding blocks are uniformly distributed on the front side of the sliding seat; the sliding seat adopts a square structure, has the stability of heavy cutting rigidity and long-term precision, and can realize long-term high-speed machining; the design of the linear sliding blocks with a large number and dense and uniform distribution can achieve the maximum coverage rate, and the structure has the rigidity of a hard rail and the high precision of a linear rail.

Description

Assembly structure of sliding seat assembly of numerical control equipment

Technical Field

The utility model relates to the technical field of numerical control equipment, in particular to a sliding seat assembly body assembly structure of numerical control equipment.

Background

The technology is rapidly developed nowadays, so that the numerical control technology is widely applied, and a numerical control machining center is a high-efficiency automatic machine tool which consists of mechanical equipment and a numerical control system and is suitable for machining complex parts; the machining center is generally divided into a vertical machining center and a horizontal machining center according to the state of the main shaft in space, and the main shaft can be converted vertically and horizontally into the vertical and horizontal machining center, also called as a composite machining center; the structure that the headstock was connected to the slide that adopts mostly on the machining center at present makes the main shaft realize removing, and current slide assembly body assembly structure has bulky, the high problem of manufacturing cost, and the structurally defect of slide makes machining precision and stability influenced greatly, is difficult to satisfy the production demand.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a carriage assembly structure for a digital control device.

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

a sliding seat assembly body assembly structure of numerical control equipment comprises a sliding seat assembly, wherein the sliding seat assembly comprises a sliding seat and a main shaft box, the main shaft box can be connected to the sliding seat in a sliding mode, and the sliding seat is of a square structure in an overlooking angle; the top of the sliding seat is provided with a servo motor, the bottom of the servo motor is provided with a motor transmission seat, a Z-axis lead screw is connected below the motor transmission seat, the bottom of the Z-axis lead screw is connected with a connecting block arranged on the rear wall of the main shaft box, and the main shaft box is matched with the Z-axis lead screw through the servo motor to drive the main shaft box to move up and down; the two sides of the spindle box are provided with slide rails, the slide seat is connected with a connecting slide block matched with the slide rails, and the spindle box is embedded into the slide seat and fixed through the matching of the connecting slide block and the slide rails; an opening is formed in the front side of the spindle box, and a gear box is embedded in the opening; at least ten linear rail sliding blocks are uniformly distributed on the front side of the sliding seat.

In the preferred technical scheme, the outer side of the gear box protrudes out of an opening of the main shaft box, and the top of the protruding part of the gear box is provided with a main shaft motor.

In a preferable technical scheme, the bottom of one side of the gear box, which is positioned in the spindle box, is connected with a coupler, a spindle is connected below the coupler, and the spindle protrudes out of the bottom of the spindle box through a spindle hole formed in the bottom of the spindle box.

In the preferred technical scheme, the top of the spindle box is provided with a balancing weight, the bottoms of two ends of the balancing weight are respectively connected with a guide cylinder, and a sliding seat is embedded and connected below the guide cylinder.

In a preferable technical scheme, a Y-axis lead screw nut seat is connected and arranged on the front side of the sliding seat.

In a preferable technical scheme, a step-shaped structure is arranged on the end face of the front side of the sliding seat, and the linear rail sliding blocks are uniformly distributed and fixed on the step-shaped structure downwards or forwards respectively.

According to the technical scheme, compared with the prior art, the utility model has the following beneficial technical effects:

the sliding seat is of a square structure, has stability of heavy cutting rigidity and long-term precision, and can realize long-term high-speed processing, the utility model is connected to the cross beam to move along the Y axis by adopting a plurality of linear sliding blocks which are uniformly distributed, the design of the linear sliding blocks which are more in number and densely and uniformly distributed can achieve the maximum coverage rate, and the structure has rigidity of the hard rail and high precision of the linear rail, and is matched with the overall optimal balanced gravity center configuration, so that the utility model has excellent rigidity and precision stability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic front view of the present invention.

FIG. 2 is a schematic view of a main viewing angle cross-section according to the present invention.

Fig. 3 is a right-view structural diagram of the present invention.

Fig. 4 is a schematic top view of the present invention.

Fig. 5 is a schematic perspective view of the spindle head.

FIG. 6 is a schematic view of a gearbox configuration.

Reference numerals: 100. a slide base; 200. a main spindle box; 110. a servo motor; 120. a motor transmission seat; 130. a Z-axis lead screw; 210. connecting blocks; 220. a slide rail; 140. connecting the sliding block; 230. an opening; 240. a gear case; 160. a linear rail slider; 241. a spindle motor; 242. a coupling; 243. a main shaft; 244. a balancing weight; 245. a guide cylinder; 150. y-axis lead screw nut seat.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

In the description of the present application, it is to be understood that the terms "longitudinal," "radial," "length," "width," "thickness," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present application. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

A numerical control equipment slide seat assembly structure, please refer to FIGS. 1-6, as a part of numerical control equipment, such as a numerical control lathe, including a slide seat assembly, the slide seat assembly includes a slide seat 100 and a spindle box 200, the spindle box 200 can be slidably connected to the slide seat 100, the slide seat 100 is a square structure in a overlooking angle, so that the utility model has the stability of heavy cutting rigidity and long-term precision of the square slide seat, and can realize long-term high-speed processing; the top of the sliding seat 100 is provided with a servo motor 110, the bottom of the servo motor 110 is connected with a motor transmission shaft 120, a Z-axis screw 130 is arranged below the motor transmission seat 120, and the bottom of the Z-axis screw 130 is connected with a connecting block 210 arranged on the rear wall of the spindle box 200, so that the servo motor 110 drives the spindle box 200 to move on the Z axis through the motor transmission seat 120 and the Z-axis screw 130; the two sides of the spindle box 200 are provided with slide rails 220, the slide base 100 is connected with connecting slide blocks 140 matched with the slide rails 220, and the spindle box 200 is embedded into the slide base 100 for fixing through the matching of the connecting slide blocks 140 and the slide rails 220, so that the spindle box 200 can move more smoothly and stably on the Z axis; an opening 230 is formed in the front side of the spindle box 200, so that the spindle box 200 has an open hollow structure, in addition, a plurality of open holes are formed in the side wall of the spindle box 200, the weight of the rear side of the spindle box 200 is reduced, the improvement of flexibility and balance during movement is facilitated, the opening 230 is simultaneously applied and used for installing a gear box 240, and the gear box 240 is embedded into the slide carriage 100 from the opening 230 and is fixedly connected with the slide carriage 100; the front side of the sliding base 100 is uniformly provided with 10 linear rail sliding blocks 160, but the number of the linear rail sliding blocks 160 is not limited to the embodiment, the linear rail sliding blocks 160 are connected with a beam which is usually arranged on a numerical control lathe, and a sliding rail matched with the linear rail sliding blocks 160 is arranged on the beam in cooperation.

Furthermore, the outer side of the gear box 240 protrudes out of the opening of the main spindle box 2-, a main shaft motor 241 is arranged at the top of the protruding part of the gear box 240, the bottom of one side of the gear box 240, which is positioned in the main spindle box 200, is connected with a coupler 242, a main shaft 243 is connected below the coupler 242, the main shaft 243 protrudes out of the bottom of the main spindle box 200 through a main shaft hole arranged at the bottom of the main spindle box 200, in a conventional state, a cutter needs to be arranged on the main shaft 243 to realize the production and processing of a numerical control lathe, the independent main shaft motor 241 has strong mechanical rigidity by matching with the gear box 240, meanwhile, various high-speed main shafts 243 can be matched, an imported helical gear is adopted inside, the torsion of a positive gear is 20% stronger than that of a common ZF gear head, the maximum rotation speed can reach 10000 revolutions, the 3D curved surface processing of a precision mold is smooth and fine, the requirement is met, the gear box 240 is designed as a modular gear box, the direct-type coupler 242 is combined with the connection mode of the gear box 240, compared with belt transmission, transmission errors are greatly reduced, noise is reduced, and the direct-type coupler is more suitable for modern high-speed and high-precision machining requirements.

Furthermore, a counterweight 244 is arranged at the top of the spindle box 240, the bottoms of the two ends of the counterweight 244 are respectively connected with a guide cylinder 245, a connection sliding seat 100 is embedded below the guide cylinder 245, the counterweight 244 can avoid the phenomena of gravitational acceleration, temperature rise and the like caused by frequent high-speed up-and-down motion of the spindle box 200 during processing, the up-and-down motion precision of the spindle 243 is improved, and the stability of the machine tool is further improved; the guide cylinder 245 guides the movement of the headstock 200, thereby improving the movement accuracy and the life thereof.

Furthermore, a Y-axis lead screw nut seat 150 is connected to the front side of the sliding seat 100, the Y-axis lead screw nut seat 150 is used for connecting a Y-axis lead screw matched with the cross beam, and the slide block assembly is driven to move on the Y axis by the Y-axis lead screw, the Y-axis lead screw nut seat 150 and a motor arranged on the cross beam; the slide 100 front side end face be equipped with the echelonment structure, rail slide 160 respectively downwards or forward the equipartition fix at this echelonment structure, in this embodiment, rail slide 160 is provided with four for slide 200 front side top respectively, and the middle part both ends set up two, and the bottom is provided with four, and four directions in the top are downward, all the other forward, wholly cover different positions on the crossbeam, and the setting of equidirectional is also favorable to promoting the stability of being connected of this slider assembly and crossbeam.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a numerical control equipment slide assembly body assembly structure, includes the slide assembly, its characterized in that: the sliding seat assembly comprises a sliding seat (100) and a spindle box (200), wherein the spindle box (200) can be connected to the sliding seat (100) in a sliding manner, and the sliding seat (100) is of a square structure in an overlooking angle; the top of the sliding seat (100) is provided with a servo motor (110), the bottom of the servo motor (110) is provided with a motor transmission seat (120), a Z-axis lead screw (130) is connected below the motor transmission seat (120), the bottom of the Z-axis lead screw (130) is connected with a connecting block (210) arranged on the rear wall of the spindle box (200), and the spindle box (200) is matched with the Z-axis lead screw (130) through the servo motor (110) to drive the spindle box to move up and down; the two sides of the spindle box (200) are provided with slide rails (220), the slide base (100) is connected with a connecting slide block (140) matched with the slide rails (220), and the spindle box (200) is embedded into the slide base (100) for fixing through the matching of the connecting slide block (140) and the slide rails (220); an opening (230) is formed in the front side of the spindle box (200), and a gear box (240) is embedded in the opening (230); at least ten linear rail sliding blocks (160) are uniformly arranged on the front side of the sliding seat (100).

2. A numerically controlled device carriage assembly structure as in claim 1, wherein: the outer side of the gear box (240) protrudes out of the opening (230) of the spindle box (200), and the top of the protruding part of the gear box (240) is provided with a spindle motor (241).

3. A numerically controlled device carriage assembly structure as in claim 1, wherein: the gearbox (240) is located one side bottom in headstock (200) and is connected with shaft coupling (242), shaft coupling (242) below be connected with main shaft (243), main shaft (243) through the main shaft hole protrusion in headstock (200) bottom that headstock (200) bottom was equipped with.

4. A numerically controlled device carriage assembly structure as in claim 1, wherein: the top of the spindle box (200) is provided with a balancing weight (244), the bottoms of the two ends of the balancing weight (244) are respectively connected with a guide cylinder (245), and a sliding seat (100) is embedded and connected below the guide cylinder (245).

5. A numerically controlled device carriage assembly structure as in claim 1, wherein: the front side of the sliding seat (100) is connected with a Y-axis screw nut seat (150).

6. A numerically controlled device carriage assembly structure as in claim 1, wherein: the end face of the front side of the sliding seat (100) is provided with a step-shaped structure, and the linear rail sliding blocks (160) are respectively and uniformly distributed downwards or forwards and fixed on the step-shaped structure.