CN212598897U

CN212598897U - Reinforcing mechanism of vertical machining center spindle seat

Info

Publication number: CN212598897U
Application number: CN202020852264.0U
Authority: CN
Inventors: 徐峥
Original assignee: Hefei Jingyisheng Precision Technology Co ltd
Current assignee: Hefei Jingyisheng Precision Technology Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-02-26
Anticipated expiration: 2030-05-20

Abstract

The utility model discloses a strengthening mechanism of vertical machining center spindle drum, comprising a base plate, the bottom plate upper wall is equipped with first recess, first recess lower wall fixedly connected with bearing, bearing upper end fixedly connected with montant, the bottom plate upper wall is equipped with fixture, fixture includes the first fixed plate of fixed connection at the bottom plate upper wall, first fixed plate lateral wall fixedly connected with electric telescopic handle, the flexible fixedly connected with movable block of electric telescopic handle, movable block lateral wall fixedly connected with ejector pin, the ejector pin lateral wall is equipped with the fourth recess, be equipped with in the fourth recess and to rotate the second pulley, two second fixed plates of bottom plate upper wall fixedly connected with, two second fixed plate lateral wall all is equipped with the second recess. The utility model discloses can make the spindle drum fixed more stable, prevent that the montant from rocking when rotating to product quality has been improved.

Description

Reinforcing mechanism of vertical machining center spindle seat

Technical Field

The utility model relates to a bearing frame technical field especially relates to the strengthening mechanism of vertical machining center spindle drum.

Background

The turntable bearing seat is a large-sized and super-large-sized bearing seat capable of receiving comprehensive load and having a special structure, and has the characteristics of compact structure, sensitive rotation, convenient device maintenance and the like. The bearing is provided with a supporting point, the inner supporting point of the bearing is a shaft, and the outer supporting is a bearing seat.

The existing spindle seat of the vertical machining center is a cylinder, is sleeved with a bearing and then is clamped on a base, is too simple in structure, and can be unstable when the cylinder rotates in the machining process, so that the cylinder shakes, the product quality is influenced, certain potential safety hazards exist, and the problem is solved by a reinforcing mechanism of the spindle seat of the vertical machining center.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a strengthening mechanism of a spindle seat of a vertical machining center.

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

the reinforcing mechanism of the spindle seat of the vertical machining center comprises a bottom plate, wherein a first groove is formed in the upper wall of the bottom plate, a bearing is fixedly connected to the lower wall of the first groove, a vertical rod is fixedly connected to the upper end of the bearing, a clamping mechanism is arranged on the upper wall of the bottom plate and comprises a first fixing plate fixedly connected to the upper wall of the bottom plate, an electric telescopic rod is fixedly connected to the side wall of the first fixing plate, a moving block is fixedly connected to the telescopic end of the electric telescopic rod, a push rod is fixedly connected to the side wall of the moving block, a fourth groove is formed in the side wall of the push rod, a second pulley capable of rotating is arranged in the fourth groove, two second fixing plates are fixedly connected to the upper wall of the bottom plate, second grooves are formed in the side walls of the two second fixing plates, connecting rods are rotatably connected to the inner, and four third groove inner walls are provided with first pulleys capable of rotating.

Preferably, a cavity is arranged in the bottom plate, and a balancing weight is fixedly connected to the lower wall of the cavity.

Preferably, the cross section of the moving block is of an isosceles trapezoid structure, and two side walls of the moving block are in contact with the two first pulleys on the left side.

Preferably, four first pulleys are connected with the inner wall of the third groove in a rotating mode through a first rotating shaft, and second pulleys are connected with the inner wall of the fourth groove in a rotating mode through a second rotating shaft.

Preferably, the opposite side walls of the two connecting rods are elastically connected through a spring, and the spring is positioned at the upper end of the ejector rod.

Preferably, four first pulleys are all horizontally arranged, and four first pulleys all extend out of four third grooves.

The utility model discloses in have following beneficial effect:

1. the utility model has the advantages that by arranging the balancing weight, the gravity center of the device is reduced by the balancing weight, so that the spindle seat is more stable to fix, and the spindle seat is prevented from shaking when in use;

2. the utility model discloses an electric telescopic handle extends and makes the movable block remove, the movable block drives the ejector pin and removes towards the direction of montant, the ejector pin drives the second pulley and removes, make second pulley and montant contact, the movable block removes simultaneously and makes the connecting rod use the pivot to rotate as the centre of a circle, make two first pulleys on right side be close to the montant, and finally contact with the montant, can clip montant and first pulley and second pulley can together rotate with the montant, can play good centre gripping effect to the montant when not hindering the montant pivoted, further guarantee the stability of montant, the product quality is improved.

Drawings

Fig. 1 is a schematic structural view of a reinforcing mechanism of a spindle stock of a vertical machining center according to the present invention;

FIG. 2 is a sectional view taken along line A-A of FIG. 1;

FIG. 3 is a sectional view taken along line B-B of FIG. 2;

fig. 4 is an enlarged view of the structure at the C position of the reinforcing mechanism of the spindle stock of the vertical machining center of the present invention.

In the figure: 1 bottom plate, 2 first recesses, 3 bearings, 4 first fixed plates, 5 electric telescopic handle, 6 movable blocks, 7 montants, 8 second fixed plates, 9 second recesses, 10 dwang, 11 connecting rods, 12 first pulleys, 13 third recesses, 14 ejector pins, 15 fourth recesses, 16 second pulleys, 17 cavities, 18 balancing weights.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a reinforcing mechanism for a spindle base of a vertical machining center comprises a bottom plate 1, a cavity 17 is arranged in the bottom plate 1, a counterweight 18 is fixedly connected to the lower wall of the cavity 17, the counterweight 18 lowers the center of gravity of the device, and further, the spindle base is more stable, a first groove 2 is arranged on the upper wall of the bottom plate 1, a bearing 3 is fixedly connected to the lower wall of the first groove 2, a vertical rod 7 is fixedly connected to the upper end of the bearing 3, a clamping mechanism is arranged on the upper wall of the bottom plate 1, the clamping mechanism comprises a first fixing plate 4 fixedly connected to the upper wall of the bottom plate 1, an electric telescopic rod 5 is fixedly connected to the side wall of the first fixing plate 4, a moving block 6 is fixedly connected to the telescopic end of the electric telescopic rod 5, the cross section of the moving block 6 is in an isosceles trapezoid, a rotatable second pulley 16 is arranged in the fourth groove 15, the second pulley 16 is rotatably connected with the inner wall of the fourth groove 15 through a second rotating shaft, the upper wall of the bottom plate 1 is fixedly connected with two second fixing plates 8, the side walls of the two second fixing plates 8 are respectively provided with a second groove 9, the inner walls of the two second grooves 9 are respectively rotatably connected with a connecting rod 11 through a rotating rod 10, the two rotating rods 10 are respectively positioned at the bending parts of the two connecting rods 11, the opposite side walls of the two connecting rods 11 are elastically connected through a spring, the spring is positioned at the upper end of the ejector rod 14, the side walls at the two ends of the two connecting rods 11 are respectively provided with a third groove 13, the inner walls of the four third grooves 13 are respectively provided with a rotatable first pulley 12, the four first pulleys 12 are respectively rotatably connected with the inner wall of the third groove 13 through the first rotating shaft, the four first pulleys 12 are all horizontally arranged, and the, so that the first pulley 12 can be in contact with the mobile mass 6, the vertical bar 7.

During the use, start electric telescopic handle 5, electric telescopic handle 5 extends and drives movable block 6 and removes, movable block 6 removes and makes two left first pulleys 12 rotate, make two connecting rods 11 use dwang 10 to rotate as the centre of a circle simultaneously, and make two first pulleys 12 on right side be close to montant 7, and simultaneously, movable block 6 drives ejector pin 14 and removes towards montant 7's direction, ejector pin 14 drives second pulley 16 and removes, when two first pulleys 12 on right side and montant 7 contact, second pulley 16 also contacts with montant 7, at this moment, close electric telescopic handle 5, through two connecting rods 11 and ejector pin 14 combined action, can tightly clip montant 7, and first pulley 12 can rotate along with montant 7 with second pulley 16, thereby montant 7 pivoted stability has been guaranteed, prevent that montant 7 from producing and rocking in the rotation process.

After processing is accomplished, when need loosen montant 7, only need start electric telescopic handle 5, make electric telescopic handle 5 shrink, electric telescopic handle 5 drives movable block 6 and removes towards the direction of keeping away from montant 7, movable block 6 drives ejector pin 14 and removes towards the direction of keeping away from montant 7, make second pulley 16 not contact with montant 7, and simultaneously, two connecting rods 11 use dwang 10 to rotate as the centre of a circle under the pulling force effect of spring, make two first pulleys 12 on right side not contact with montant 7, can loosen montant 7, the device gets back to initial condition, it can to close electric telescopic handle 5 again.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Vertical machining center spindle drum's strengthening mechanism, including bottom plate (1), its characterized in that: the upper wall of the bottom plate (1) is provided with a first groove (2), the lower wall of the first groove (2) is fixedly connected with a bearing (3), the upper end of the bearing (3) is fixedly connected with a vertical rod (7), the upper wall of the bottom plate (1) is provided with a clamping mechanism, the clamping mechanism comprises a first fixed plate (4) fixedly connected with the upper wall of the bottom plate (1), the side wall of the first fixed plate (4) is fixedly connected with an electric telescopic rod (5), the telescopic end of the electric telescopic rod (5) is fixedly connected with a movable block (6), the side wall of the movable block (6) is fixedly connected with a push rod (14), the side wall of the push rod (14) is provided with a fourth groove (15), a second pulley (16) capable of rotating is arranged in the fourth groove (15), the upper wall of the bottom plate (1) is fixedly connected with two second fixed plates (8), and the side walls of, two second recess (9) inner wall all rotates through dwang (10) and is connected with connecting rod (11), two the lateral wall at connecting rod (11) both ends all is equipped with third recess (13), four third recess (13) inner wall is equipped with can pivoted first pulley (12).

2. The vertical machining center spindle head reinforcing mechanism according to claim 1, wherein: a cavity (17) is arranged in the bottom plate (1), and a balancing weight (18) is fixedly connected to the lower wall of the cavity (17).

3. The vertical machining center spindle head reinforcing mechanism according to claim 1, wherein: the cross section of the moving block (6) is of an isosceles trapezoid structure, and two side walls of the moving block (6) are in contact with two first pulleys (12) located on the left side.

4. The vertical machining center spindle head reinforcing mechanism according to claim 1, wherein: four first pulley (12) all rotate with third recess (13) inner wall through first pivot and are connected, second pulley (16) rotate with fourth recess (15) inner wall through the second pivot and are connected.

5. The vertical machining center spindle head reinforcing mechanism according to claim 1, wherein: the two opposite side walls of the connecting rod (11) are elastically connected through a spring, and the spring is positioned at the upper end of the ejector rod (14).

6. The vertical machining center spindle head reinforcing mechanism according to claim 4, wherein: the four first pulleys (12) are all horizontally arranged, and the four first pulleys (12) all extend out of the four third grooves (13).