CN217832035U - Protection mechanism for numerical control machining center uses - Google Patents

Abstract

The utility model discloses a protection machanism that numerical control machining center used, including machining center and base, the inside center of base is provided with power component, the outer wall left and right sides of base is provided with coupling assembling, machining center's front end center both sides all slide and link to each other and have the case lid, the inner wall rigid coupling of case lid has a plurality of glass windows. This protection machanism that numerical control machining center used, pass through the motor, bevel gear group, the third gear, the slide bar, cooperation between case lid and the lower rack, when the motor starts, make motor accessible bevel gear group drive the third gear and rotate, it can constantly stretch out and draw back in telescopic inside to rotate in-process slide bar, make the slide bar carry out synchronous motion through the lower rack that the round pin axle drove both sides, and then realize that the case lid of both sides carries out lateral shifting in step, the problem that the easy lock of appearing is not tight when having avoided current case lid not have connection structure to lead to closing has the gap exists.

Description

Protection mechanism for numerical control machining center uses

Technical Field

The utility model relates to a numerical control machining center technical field specifically is a protection machanism that numerical control machining center used.

Background

The machining center is developed from a numerical control milling machine, the greatest difference with the numerical control milling machine is that the machining center has the capacity of automatically exchanging machining tools, tools with different purposes are installed on a tool magazine, the machining tools on a main shaft can be changed through an automatic tool changer in one-time clamping, multiple machining functions are achieved, in the using process, in order to avoid burrs flying out to hurt people, a box cover is generally required to be closed for protection, however, in the prior art, opening and closing of a control box cover can be achieved, the problem that when the box cover is closed due to the fact that the box cover is not provided with a connecting structure, buckling is prone to be not tight, and gaps exist easily exists, and meanwhile, the problem that in the opening and closing moving process of the box cover, due to the fact that the opening and closing efficiency is poor, the protection effect is not rapid enough still exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a protection machanism that numerical control machining center used to solve the case lid that proposes among the above-mentioned background art and do not have connection structure to appear the problem that the lock is not tight when leading to closing easily and have the gap.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a protection machanism that numerical control machining center used, includes machining center and base, the inside center of base is provided with power component, the outer wall left and right sides of base is provided with coupling assembling, machining center's front end center both sides all slide and link to each other there is the case lid, the inner wall rigid coupling of case lid has a plurality of glass windows.

Preferably, the power component includes the motor, the motor rigid coupling is inside the right side of base, the output shaft end of motor links to each other, and is a plurality of through bevel gear group and the third gear rotation on right side the third gear rotation links to each other at the inside center of base, the equal rigid coupling in both ends center has the sleeve around the third gear, telescopic inside slip links to each other has the slide bar, the terminal inside rotation of slide bar links to each other there is the round pin axle, the outer wall inboard of slide bar is provided with the spring, the both sides of spring link to each other with the outer wall baffle and the sleeve of slide bar are fixed respectively.

Preferably, the lower end of the machining center is fixedly connected with the base.

Preferably, coupling assembling includes first gear, and is a plurality of first gear is located inside the left and right sides of base respectively, the inside rigid coupling of first gear has the pivot, the outer wall both sides of pivot all rotate with the base and link to each other, the outer wall rear side rigid coupling of pivot has the second gear, the outer wall top of first gear and second gear respectively with lower rack and last rack mesh mutually, the left side the right side end of lower rack rotates with the round pin axle on right side and links to each other, the right side the left side end of lower rack rotates with left round pin axle and links to each other, and is a plurality of the outer wall upper end rigid coupling of going up the rack has end block, end block and case lid are fixed and link to each other.

Preferably, a handle is fixedly connected to the inner side of the center of the front end of the box cover.

Compared with the prior art, the beneficial effects of the utility model are that: this protection machanism that numerical control machining center used:

through the matching of the motor, the bevel gear set, the third gear, the sliding rod, the box cover and the lower rack, when the motor is started, the motor can drive the third gear to rotate through the bevel gear set, the third gear can rotate to drive the electric sleeve to rotate, and further the sliding rod can be driven to rotate, and the sliding rod can continuously stretch and retract in the sleeve in the rotating process, so that the sliding rod can drive the lower racks on two sides to synchronously move through the pin shaft, and further the box covers on two sides synchronously and transversely move, and the problem that when the existing box cover is closed due to the fact that the existing box cover is not provided with a connecting structure is solved, the problem that a gap is formed due to untight buckling is easy to occur;

through the lower rack, first gear, the second gear, go up the cooperation between rack and the pivot, the lateral shifting back of lower rack, the lower rack can order about first gear and rotate, first gear can drive the second gear through the pivot and rotate, because there is certain tooth ratio between first gear and the second gear, and the tooth pitch of going up rack and lower rack is the same, make it also have certain drive ratio to go up rack and lower rack, lower rack removes less distance promptly, go up the great distance of rack removal, make the lateral shifting efficiency of case lid higher, avoided opening and shutting the removal in-process because the relatively poor rapid problem of protective effect is not enough that leads to of efficiency of opening and shutting.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial schematic view of the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 2;

FIG. 4 is a schematic view of the structure at B in FIG. 2;

fig. 5 is a schematic structural diagram at C in fig. 2.

In the figure: 1. machining center, 2, base, 3, coupling assembling, 3a1, first gear, 3a2, second gear, 3a3, go up the rack, 3a4, pivot, 3a5, the end block, 3a6, lower rack, 4, power component, 4a1, the bevel gear group, 4a2, the slide bar, 4a3, the third gear, 4a4, the spring, 4a5, the sleeve, 4a6, the round pin axle, 4a7, the motor, 4b1, the gum cover, 4b2, the gyro wheel, 5, the glass window, 6, the case lid, 7, the handle.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a protection machanism that numerical control machining center used, includes machining center 1 and base 2, and the inside center of base 2 is provided with power component 4, and the outer wall left and right sides of base 2 is provided with coupling assembling 3, and machining center 1's front end center both sides all slide and link to each other and have case lid 6, and the inner wall rigid coupling of case lid 6 has a plurality of glass windows 5.

Referring to fig. 1-5, the present invention provides a power assembly 4, which includes a bevel gear set 4a1, a sliding rod 4a2, a third gear 4a3, a spring 4a4, a sleeve 4a5, a pin 4a6 and a motor 4a7, wherein the motor 4a7 is fixedly connected to the inside of the right side of a base 2, the end of the output shaft of the motor 4a7 is rotatably connected to the third gear 4a3 on the right side through the bevel gear set 4a1, a plurality of third gears 4a3 are rotatably connected to the inside center of the base 2, the centers of the front and rear ends of the third gear 4a3 are fixedly connected to the sleeve 4a5, the type of the motor 4a7 can be determined according to the specific use condition, the inside of the sleeve 4a5 is slidably connected to the sliding rod 4a2, the inside of the end of the sliding rod 4a2 is rotatably connected to the pin 4a6, the inner side of the outer wall of the sliding rod 4a2 is provided with the spring 4a4, the spring 4a4 is provided on the inner side of the outer wall of the sliding rod 4a2, the spring 4a4 can be determined according to the specific use condition, the two sides of the spring 4a4 are respectively connected to the outer wall of the baffle and the outer wall of the sleeve 4a2, the lower end of the base 2, the base 2 is fixedly connected to the lower end of the base 1 is connected to the base 2;

through the motor 4a7, the bevel gear group 4a1, the third gear 4a3, the slide bar 4a2, the cooperation between case lid 6 and the lower rack 3a6, when the motor 4a7 starts, make motor 4a7 accessible bevel gear group 4a1 drive the third gear 4a3 and rotate, but the third gear 4a3 rotates electric sleeve 4a5 and rotates, and then can drive slide bar 4a2 and rotate, slide bar 4a2 can constantly stretch out and draw back in the inside of sleeve 4a5 in the rotation process, make slide bar 4a2 can drive the lower rack 3a6 of both sides through round pin axle 4a6 and carry out synchronous motion, and then realize that the case lid 6 of both sides carries out lateral shifting in step, avoided current case lid not have connection structure to lead to appearing the not tight problem that exists of lock when closing easily.

Referring to fig. 1-5, the present invention provides a connecting assembly 3, which includes a first gear 3a1, a second gear 3a2, an upper rack 3a3, a rotating shaft 3a4, an end block 3a5 and a lower rack 3a6, wherein a plurality of first gears 3a1 are respectively located inside the left and right sides of a base 2, the rotating shaft 3a4 is fixedly connected inside the first gear 3a1, both sides of the outer wall of the rotating shaft 3a4 are rotatably connected to the base 2, a gear ratio of 3;

through the cooperation between the lower rack 3a6, the first gear 3a1 and the second gear 3a2, the upper rack 3a3 and the rotating shaft 3a4, after the lateral movement of the lower rack 3a6, the lower rack 3a6 can drive the first gear 3a1 to rotate, the first gear 3a1 can drive the second gear 3a2 to rotate through the rotating shaft 3a4, because a certain gear ratio exists between the first gear 3a1 and the second gear 3a2, and the tooth pitches of the upper rack 3a3 and the lower rack 3a6 are the same, the upper rack 3a3 and the lower rack 3a6 also have a certain transmission ratio, namely the lower rack 3a6 moves for a small distance, and the upper rack 3a3 moves for a large distance, the lateral movement efficiency of the box cover 7 is higher, and the problem that the protection effect is not rapid enough due to poor opening and closing efficiency in the opening and closing movement process of the box cover is avoided.

Principle of operation

When the protection mechanism for the numerical control machining center is required to be used, firstly, a user can firstly assemble the whole structure according to the figure, then, in the process of opening and closing the box cover 6, the user can control the box covers 6 on two sides to be opened and closed synchronously by controlling the motor 4a7 or manually pulling the handle 7, as the motor 4a7 is started, the motor 4a7 can drive the third gear 4a3 to rotate through the bevel gear set 4a1, the third gear 4a3 rotates, namely the electric sleeve 4a5 rotates, and further the slide bar 4a2 can be driven to rotate, the slide bar 4a2 can continuously stretch and retract in the sleeve 4a5 in the rotating process, so that the slide bar 4a2 can drive the lower racks 3a6 on two sides to synchronously move through the pin shaft 4a6, and further, the box covers 6 on two sides synchronously and transversely move, the problem of the not tight gap of lock appears easily when having avoided current case lid not to have connection structure to lead to closing, simultaneously when using, lower rack 3a 6's lateral shifting back, lower rack 3a6 can order about first gear 3a1 and rotate, first gear 3a1 can drive second gear 3a2 through pivot 3a4 and rotate, because there is certain gear ratio between first gear 3a1 and the second gear 3a2, and the tooth pitch of going up rack 3a3 and lower rack 3a6 is the same, make it also has certain drive ratio to go up rack 3a3 and lower rack 3a6, lower rack 3a6 removes less distance promptly, go up rack 3a3 and remove great distance, make the lateral shifting efficiency of case lid 7 higher, avoided opening and shutting the removal in-process because the relatively poor protective effect that leads to not rapid enough of efficiency of opening and shutting.

Example 2

Referring to fig. 1-5, the present invention provides a technical solution: the power assembly 4 further comprises a rubber sleeve 4b1 and an idler wheel 4b2, the outer end of the sliding rod 4a2 is connected with the idler wheel 4b2 in a rotating mode, the rubber sleeve 4b1 is sleeved on the outer wall of the idler wheel 4b2, the idler wheel 4b2 can be protected by the rubber sleeve 4b1, and the outer wall of the rubber sleeve 4b1 is attached to the inner wall of the base 2;

through the cooperation between slide bar 4a2, gyro wheel 4b2 and the gum cover 4b1, the terminal accessible gyro wheel 4b2 of slide bar 4a2 and the inner wall swing joint of base 2 compare in the terminal sliding friction of slide bar 4a2 originally, make the swing process more smooth through the rolling friction of gyro wheel 4b2, avoided appearing dry grinding easily in the use and lead to the problem of smooth not enough.

Principle of operation

When the protection mechanism for the numerical control machining center is needed, the rest of the structure is consistent with the principle, only in the process that the sliding rod 4a2 swings left and right in a reciprocating mode, the tail end of the sliding rod 4a2 can be movably connected with the inner wall of the base 2 through the roller 4b2, compared with the original sliding friction of the tail end of the sliding rod 4a2, the swinging process is smoother through the rolling friction of the roller 4b2, and the problem that the smoothness is not enough due to dry grinding in the using process is avoided.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a protection machanism that numerical control machining center used, includes machining center (1) and base (2), its characterized in that: the inside center of base (2) is provided with power component (4), the outer wall left and right sides of base (2) is provided with coupling assembling (3), the front end center both sides of machining center (1) all slide and link to each other case lid (6), the inner wall rigid coupling of case lid (6) has a plurality of glass windows (5).

2. The guard mechanism for a cnc machining center according to claim 1, wherein: power component (4) include motor (4 a 7), motor (4 a 7) rigid coupling is inside the right side of base (2), the output shaft end of motor (4 a 7) is rotated through bevel gear group (4 a 1) and third gear (4 a 3) on right side and is linked to each other, and is a plurality of third gear (4 a 3) are rotated and are linked to each other at the inside center of base (2), the equal rigid coupling in both ends center has sleeve (4 a 5) around third gear (4 a 3), the inside slip of sleeve (4 a 5) links to each other slide bar (4 a 2), the inside rotation of end of slide bar (4 a 2) links to each other round pin axle (4 a 6), the outer wall inboard of slide bar (4 a 2) is provided with spring (4 a 4), the both sides of spring (4 a 4) respectively with the outer wall baffle and sleeve (4 a 5) of slide bar (4 a 2) fixed linking to each other.

3. The guard mechanism for a cnc machining center according to claim 1, characterized in that: the lower end of the machining center (1) is fixedly connected with the base (2).

4. The guard mechanism for a cnc machining center according to claim 1, characterized in that: coupling assembling (3) are including first gear (3 a 1), and are a plurality of first gear (3 a 1) is located inside the left and right sides of base (2) respectively, the inside rigid coupling of first gear (3 a 1) has pivot (3 a 4), the outer wall both sides of pivot (3 a 4) all rotate with base (2) and link to each other, the outer wall rear side rigid coupling of pivot (3 a 4) has second gear (3 a 2), the outer wall top of first gear (3 a 1) and second gear (3 a 2) respectively with lower rack (3 a 6) and last rack (3 a 3) mesh mutually, the left side the right side end of lower rack (3 a 6) rotates with round pin axle (4 a 6) on right side and links to each other, the right side end in the left side of lower rack (3 a 6) rotates with left round pin axle (4 a 6) and links to each other, and is a plurality of the outer wall upper end rigid coupling of last rack (3 a 3) has end block (3 a 5), end block (3 a 5) links to each other with case lid (6) is fixed.

5. The guard mechanism for a cnc machining center according to claim 1, characterized in that: the inner side of the center of the front end of the box cover (6) is fixedly connected with a handle (7).

Images