CN218341534U - A quick positioning device for vertical machining center - Google Patents

Abstract

The utility model discloses a vertical machining center uses quick positioner, comprising a base plate and a mounting base, the bottom plate up end is provided with fixed frame, fixed frame right-hand member face lower part fixedly connected with servo motor, servo motor's motor runs through and extends to fixed frame inner chamber and the two-way lead screw of fixedly connected with, the terminal swing joint of two-way lead screw is in fixed frame inner chamber left end face, the two-way lead screw outer wall left and right sides has all cup jointed the removal seat, remove the equal fixedly connected with connecting rod of seat up end, connecting rod up end fixedly connected with backup pad, the backup pad runs through and extends to the fixed frame up end, the backup pad up end all is provided with lift clamping device, the mount pad sets up in bottom plate up end center department, the through-hole has transversely been seted up at the mount pad middle part, the device simple structure, and convenient operation effectively improves machining efficiency.

Description

A quick positioning device for vertical machining center

technical field

The utility model relates to the technical field of machine tool processing, in particular to a quick positioning device for a vertical machining center.

Background technique

The vertical machining center refers to the machining center with the axis of the main shaft and the worktable vertically. The vertical machining center is suitable for processing complex parts such as plates, discs, molds and small shells. It can complete milling, boring, drilling, tapping Processes such as threading and thread cutting can also be used for the processing of U-shaped pipe parts. The existing vertical machining centers for U-shaped pipe processing can basically meet the needs of daily use, but there are still some shortcomings. needs improvement;

This prior art scheme also has the following problems in use:

1. The fixture cannot be adjusted according to the size and height of the workpiece;

2. When the workpiece is heavy, the angle needs to be adjusted manually;

Therefore, it is necessary to improve the above problems.

Contents of the invention

The utility model provides the following technical solutions: The purpose of the utility model is to provide a quick positioning device for a vertical machining center to solve the problem that the current vertical machining center fixture cannot be adjusted according to the size of the workpiece and the workpiece When the weight is large, it is necessary to manually adjust the angle.

In order to achieve the above purpose, the utility model provides the following technical solutions: a quick positioning device for a vertical machining center, comprising:

Bottom plate, the upper surface of the bottom plate is provided with a fixed frame, the lower part of the right end face of the fixed frame is fixedly connected with a servo motor, the motor of the servo motor extends to the inner cavity of the fixed frame and is fixedly connected with a bidirectional screw The end of the rod is movably connected to the left end surface of the inner cavity of the fixed frame, the left and right sides of the outer wall of the two-way screw rod are sleeved with movable seats, the upper end surfaces of the movable seats are fixedly connected with connecting rods, and the upper end surfaces of the connecting rods are fixedly connected with A support plate, the support plate extends to the upper end surface of the fixed frame, and the upper surface of the support plate is provided with a lifting and clamping device;

The mounting seat, the mounting seat is arranged at the center of the upper surface of the base plate, the middle part of the mounting seat is provided with a through hole horizontally, the upper end surface of the mounting seat is provided with a driving motor, and the center of the upper end surface of the fixed frame is provided with a groove, The motor shaft of the drive motor runs through and extends to the inner cavity of the groove and is fixedly connected with a bearing plate.

Preferably, the lifting and clamping device includes a housing, a single-axis motor, a screw rod, a connecting seat, an electric telescopic rod and a clamping plate, the upper surfaces of the support plates are fixedly connected with the housing, and the upper end surface of the housing is A single-axis motor is fixedly connected, and the motor shaft of the single-axis motor extends through the inner cavity of the housing and is fixedly connected with a screw rod. The connecting seat, the opposite end surfaces of the connecting seat are fixedly connected with the electric telescopic rod, and the end of the electric telescopic rod extends to the opposite side of the housing and is fixedly connected with the clamping plate.

Preferably, an opening is formed at the longitudinal central axis of the opposite end surface of the housing, and the width of the opening matches the thickness of the sleeve rod of the electric telescopic rod.

Preferably, strip-shaped grooves are formed on the left and right sides of the upper end surface of the fixed frame on the transverse central axis, and the width of the strip-shaped groove matches the thickness of the connecting rod.

Preferably, the diameter of the inner cavity of the through hole is larger than the diameter of the bidirectional screw, and the width of the mounting seat is smaller than the diameter of the bearing plate.

Preferably, the opposite end surfaces of the clamping plate are bonded with rubber pads, and the opposite end surfaces of the rubber pads are evenly provided with anti-skid lines.

Compared with the prior art, the beneficial effects of the utility model are:

1. Through the servo motor, two-way screw, moving seat, connecting rod, support plate and lifting and clamping device, by starting the servo motor, the servo motor drives the two-way screw to rotate, and matches the bar groove through the connecting rod, with limit Function, the two-way screw rod drives the moving seat close to the machine or away from each other to ensure that the lifting and clamping devices are close to or far away from each other. When the workpiece is small, the electric telescopic rod can be adjusted, and the electric telescopic rod is extended to ensure the stable fit of the clamping plate On the left and right sides of the workpiece, when the workpiece is high, start the single-axis motor, drive the screw to rotate, and cooperate with the electric telescopic rod through the opening, the screw drives the connecting seat to lift, and the connecting seat drives the clamping plate to lift to ensure that the workpiece is clamped stably ;

2. Through the mounting base, driving motor, groove and bearing plate, when the weight of the workpiece is large, the driving motor can be started, the driving motor drives the bearing plate to rotate inside the groove, and the bearing plate drives the workpiece to rotate, avoiding machining at different angles of the workpiece When it is necessary to carry it manually to reduce labor intensity.

Description of drawings

Fig. 1 is a schematic diagram of the front view section structure of the utility model;

Fig. 2 is a schematic view of the structure of the utility model;

Fig. 3 is a schematic diagram of the enlarged structure at A in Fig. 1 of the present utility model.

In the figure: 1. Bottom plate; 2. Fixed frame; 3. Strip groove; 4. Servo motor; 5. Two-way screw; 6. Moving seat; 7. Mounting seat; 8. Through hole; , connecting rod; 11, support plate; 12, groove; 13, bearing plate; 14, shell; 15, single-axis motor; 16, screw rod; 17, connecting seat; 18, electric telescopic rod; plate; 20, opening.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-3, the utility model provides a technical solution: a quick positioning device for a vertical machining center, including:

Bottom plate 1, a fixed frame 2 is arranged on the upper end surface of the bottom plate 1, and a servo motor 4 is fixedly connected to the lower part of the right end face of the fixed frame 2. The rod 5 runs through the through hole 8 to ensure the normal rotation of the two-way screw rod 5. The end of the two-way screw rod 5 is movably connected to the left end surface of the inner cavity of the fixed frame 2. The left and right sides of the outer wall of the two-way screw rod 5 are sleeved with movable seats 6, and the left and right movable seats 6. The inner cavity is horizontally arranged on the threaded holes matching the outer walls on the left and right sides of the two-way screw rod 5 to ensure that the two-way screw rod 5 rotates and can drive the left and right moving seats 6 to approach or move away from each other. The upper end surfaces of the moving seats 6 are fixedly connected with connecting rods 10. The upper end surface of the connecting rod 10 is fixedly connected with a support plate 11. The left and right lengths of the support plate 11 are greater than the left and right lengths of the upper end surface of the connecting rod 10 to ensure the stable installation of the housing 14. The support plate 11 runs through and extends to the upper end surface of the fixed frame 2. The support plate 11 The upper end surface is equipped with a lifting and clamping device;

Mounting seat 7, the mounting seat 7 is arranged at the center of the upper end face of the base plate 1, and a through hole 8 is provided in the middle of the mounting seat 7 to facilitate the normal passage of the two-way screw rod 5. The upper end face of the mounting seat 7 is provided with a drive motor 9, fixed on the A groove 12 is opened at the center of the end face, and the motor shaft of the driving motor 9 extends to the inner cavity of the groove 12 and is fixedly connected with a bearing plate 13 , the groove 12 matches the bearing plate 13 .

Referring to Fig. 3, the elevating clamping device includes a housing 14, a single-axis motor 15, a screw rod 16, a connecting seat 17, an electric telescopic rod 18 and a clamping plate 19, and the upper end surface of the support plate 11 is fixedly connected with the housing 14, The lower end surface of the housing 14 is welded to the upper end surface of the support plate 11 to ensure the stability of the housing 14. The upper end surface of the housing 14 is fixedly connected with a single-axis motor 15, and the motor shaft of the single-axis motor 15 extends through the inner cavity of the housing 14. And fixedly connected with screw mandrel 16, the end of screw mandrel 16 is movably connected to the upper end surface of support plate 11, and the middle part of the outer wall of screw mandrel 16 is sleeved with connecting seat 17, and the opposite end faces of connecting seat 17 are all fixedly connected with electric telescopic rod 18, electric telescopic rod The end of 18 extends through to the opposite side of the housing 14 and is fixedly connected with a clamping plate 19 .

Please refer to Fig. 3, an opening 20 is provided at the longitudinal central axis of the opposite end face of the housing 14, and the width of the opening 20 matches the thickness of the sleeve rod of the electric telescopic rod 18, so as to ensure that the electric telescopic rod 18 can move up and down normally, and at the same time, it has a position-limiting effect. Prevent screw mandrel 16 from rotating to drive connecting seat 17 to rotate, unable to lift.

Please refer to Fig. 1, the left and right sides of the transverse central axis of the upper end surface of the fixed frame 2 are provided with strip grooves 3, the width of the strip grooves 3 matches the thickness of the connecting rod 10, the left and right strip grooves 3 have the same structure, and the strip grooves 3 have the same structure. The groove 3 has a position-limiting effect, preventing the rotation of the bidirectional screw mandrel 5 from driving the moving seat 6 to rotate.

Please refer to Figure 1, the diameter of the inner cavity of the through hole 8 is larger than the diameter of the two-way screw rod 5, and the width of the mounting seat 7 is smaller than the diameter of the bearing plate 13, so as to ensure the normal passage of the two-way screw rod 5 and normal rotation, and the width of the mounting seat 7 is small. Ensure that the length of the strip groove 3 is long, so that the distance between the left and right lifting and clamping devices is smaller, and it is convenient to clamp workpieces with a smaller width.

Please refer to FIG. 3 , rubber pads are bonded to the opposite end surfaces of the clamping plate 19 , and anti-skid lines are evenly provided on the opposite end surfaces of the rubber pads to ensure that the workpiece can be stably clamped.

Working principle: when in use, place the workpiece on the upper end of the bearing plate 13, start the drive motor 9 according to the position to be processed, the drive motor 9 drives the bearing plate 13 to rotate inside the groove 12, and the bearing plate 13 drives the workpiece to rotate, which is convenient for the workpiece Processing, start the servo motor 4, the servo motor 4 drives the two-way screw rod 5 to rotate, matches the bar groove 3 through the connecting rod 10, has a limit function, and the two-way screw rod 5 drives the moving seat 6 to be close to the machine or away from each other to ensure The lifting and clamping devices are close to each other or far away from each other. When the workpiece is small, the electric telescopic rod 18 can be adjusted, and the electric telescopic rod 18 is extended to ensure that the clamping plate 19 is stably attached to the left and right sides of the workpiece. When the workpiece is relatively high, the start single The shaft motor 15 drives the screw mandrel 16 to rotate, cooperates with the electric telescopic rod 18 through the opening 20, the screw mandrel drives the connecting seat 17 to lift, and the connecting seat 17 drives the clamping plate 19 to lift to ensure that the workpiece is stably clamped.

Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art can modify the technical solutions described in the aforementioned embodiments, or perform equivalent replacements for some of the technical features. Within the spirit and principles of the utility model, any modification, equivalent replacement, improvement, etc., should be included in the protection scope of the utility model.

Claims (6)

1. The utility model provides a vertical machining center is with quick positioner which characterized in that includes:

the lifting clamping device comprises a base plate (1), wherein a fixed frame (2) is arranged on the upper end face of the base plate (1), a servo motor (4) is fixedly connected to the lower portion of the right end face of the fixed frame (2), a motor of the servo motor (4) penetrates through and extends into an inner cavity of the fixed frame (2) and is fixedly connected with a bidirectional screw rod (5), the tail end of the bidirectional screw rod (5) is movably connected to the left end face of the inner cavity of the fixed frame (2), moving seats (6) are sleeved on the left side and the right side of the outer wall of the bidirectional screw rod (5), connecting rods (10) are fixedly connected to the upper end face of the moving seats (6), supporting plates (11) are fixedly connected to the upper end face of the connecting rods (10), the supporting plates (11) penetrate through and extend to the upper end face of the fixed frame (2), and lifting clamping devices are arranged on the upper end faces of the supporting plates (11);

mounting seat (7), mounting seat (7) set up in bottom plate (1) up end center department, through-hole (8) have transversely been seted up at mounting seat (7) middle part, mounting seat (7) up end is equipped with driving motor (9), fixed frame (2) up end center department sets up fluted (12), the motor shaft of driving motor (9) runs through and extends to recess (12) inner chamber and fixedly connected with loading board (13).

2. The quick positioning device for the vertical machining center according to claim 1, wherein: lifting clamping device includes casing (14), single-axis motor (15), lead screw (16), connecting seat (17), electric telescopic handle (18) and grip block (19), the equal fixedly connected with casing (14) of backup pad (11) up end, casing (14) up end fixedly connected with single-axis motor (15), the motor shaft of single-axis motor (15) runs through and extends to casing (14) inner chamber and fixedly connected with lead screw (16), the terminal swing joint in backup pad (11) up end of lead screw (16), connecting seat (17) have been cup jointed in lead screw (16) outer wall middle part, the equal fixedly connected with electric telescopic handle (18) of connecting seat (17) relative terminal surface, electric telescopic handle (18) end runs through and extends to casing (14) relative one side and fixedly connected with grip block (19).

3. The quick positioning device for the vertical machining center according to claim 2, wherein: an opening (20) is formed in the position of the longitudinal central axis of the opposite end face of the shell (14), and the width of the opening (20) is matched with the thickness of a loop bar of the electric telescopic rod (18).

4. The quick positioning device for the vertical machining center according to claim 1, wherein: strip-shaped grooves (3) are formed in the left side and the right side of the transverse central axis of the upper end face of the fixed frame (2), and the width of each strip-shaped groove (3) is matched with the thickness of the connecting rod (10).

5. The quick positioning device for the vertical machining center according to claim 1, wherein: the diameter of the inner cavity of the through hole (8) is larger than that of the bidirectional screw rod (5), and the width of the mounting seat (7) is smaller than that of the bearing plate (13).

6. The vertical machining center quick positioning device according to claim 2, wherein: rubber pads are bonded on the opposite end faces of the clamping plates (19), and anti-skid grains are uniformly arranged on the opposite end faces of the rubber pads.

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