CN214722422U

CN214722422U - Locking device of high-precision CNC four-axis machining center

Info

Publication number: CN214722422U
Application number: CN202120814023.1U
Authority: CN
Inventors: 邓建华
Original assignee: Qingdao Paihui Precision Industry Co ltd
Current assignee: Qingdao Paihui Precision Industry Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-11-16
Anticipated expiration: 2031-04-20

Abstract

The utility model discloses a locking device of high accuracy CNC four-axis machining center, the on-line screen storage device comprises a base, the base surface is equipped with the recess, place in the recess and treat the machined part, many stands of base top fixedly connected with, many the stand outside all is equipped with the supporting mechanism who is connected with the base, many the stand top all is equipped with the slide bar, the slide bar passes through adjustment mechanism and is connected with the stand, the end is fixed with the roof on the slide bar, slide bar outer wall sliding connection has the sliding sleeve, the sliding sleeve passes through elastic mechanism and is connected with the roof. The utility model discloses a set up supporting mechanism and adjustment mechanism, can change the degree of depth that the slide bar slided into in the slot through the slot that changes and the inserted bar corresponds to change the height of the relative base of diaphragm, adapt to not co-altitude with this and wait that the machined part locks fixedly, improved the practicality of device, the bracing piece forms the trend of triangle with base and stand simultaneously, has improved the support stability of stand and slide bar.

Description

Locking device of high-precision CNC four-axis machining center

Technical Field

The utility model relates to a machining center technical field especially relates to a locking device of high accuracy CNC four-axis machining center.

Background

The numerical control machining center is a high-efficiency automatic machine tool which is composed of mechanical equipment and a numerical control system and is suitable for machining complex parts, wherein the four-axis machining center is machine tool equipment capable of polishing and machining four sides of a workpiece, and the working efficiency of the four-axis machining center is higher than that of a common machining machine tool.

The existing four-axis machining center needs to fix and lock the workpiece when the workpiece is to be machined, and stability in the machining process of the workpiece is guaranteed, however, the existing locking device is single in structure and does not have certain adjustability, different locking devices need to be replaced when multiple workpieces are machined, so that the production cost of an enterprise is improved, the practicability is low, the conventional locking device is large in locking force degree for guaranteeing stability, the workpiece surface is damaged frequently, and the rejection rate of the conventional locking device is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the locking device of a high accuracy CNC four-axis machining center that provides.

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

the utility model provides a locking device of high accuracy CNC four-axis machining center, the on-line screen storage device comprises a base, the base surface is equipped with the recess, place in the recess and treat the machined part, many stands of base top fixedly connected with, many the stand outside all is equipped with the supporting mechanism who is connected with the base, many the stand top all is equipped with the slide bar, the slide bar passes through adjustment mechanism and is connected with the stand, the end is fixed with the roof on the slide bar, slide bar outer wall sliding connection has the sliding sleeve, the sliding sleeve passes through elastic mechanism and is connected with the roof, the sliding sleeve outer wall is fixed with the diaphragm, the diaphragm upper wall is fixed with the connecting rod, the connecting rod passes through compression mechanism and is connected with the roof.

Preferably, the supporting mechanism comprises two supporting rods fixed on the outer wall of the upright post, and the tail ends of the two supporting rods are fixedly connected with the upper wall of the base to form an angle.

Preferably, adjustment mechanism is including setting up the spout in the stand, slide bar and spout sliding connection, the stand lateral wall has run through the inserted bar, the slide bar outer wall is equipped with a plurality of slots that correspond with the inserted bar.

Preferably, the elastic mechanism comprises a first spring sleeved on the outer wall of the sliding rod, the lower end of the first spring is fixedly connected with the outer wall of the sliding sleeve, and the upper end of the first spring is elastically connected with the bottom wall of the top plate.

Preferably, compression mechanism is including being fixed in the fixed block of roof diapire, be equipped with smooth chamber in the fixed block, the connecting rod upper end runs through the fixed block diapire and extends to smooth intracavity, elastic connection has the second spring between connecting rod and the smooth intracavity wall.

Preferably, the diaphragm bottom is equipped with the protection pad, the protection pad is the rubber material.

The utility model has the advantages that:

1. through setting up supporting mechanism and adjustment mechanism, can change the degree of depth that the slide bar slided into the slot through the slot that changes and the inserted bar corresponds to change the relative base of diaphragm height, with this to adapt to not co-altitude treat that the machined part locks fixedly, improved the practicality of device, the bracing piece forms the trend of triangle with base and stand simultaneously, has improved the support stability of stand and slide bar.

2. Through setting up elastic mechanism and compressing mechanism, treating the machined part and pushing down the locking when utilizing diaphragm and protection pad, can provide certain elastic buffer through first spring and second spring, the protection is treated the machined part surface and can not receive powerful extrusion impaired, provides certain protection for treating the machined part.

Drawings

Fig. 1 is a schematic structural view of a locking device of a high-precision CNC four-axis machining center provided by the present invention;

fig. 2 is an enlarged schematic view of a structure at a position a of a locking device of a high-precision CNC four-axis machining center provided by the present invention;

fig. 3 is the utility model provides a locking device's of high accuracy CNC four-axis machining center external structure schematic diagram.

In the figure: the device comprises a base 1, a workpiece 2 to be machined, a column 3, a supporting rod 4, a sliding groove 5, a sliding rod 6, a slot 7, a top plate 8, a sliding sleeve 9, a first spring 10, a transverse plate 11, a protective pad 12, a connecting rod 13, a fixed block 14, a sliding cavity 15, a sliding block 16, a second spring 17 and an inserted rod 18.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a locking device of high accuracy CNC four-axis machining center, including base 1, base 1 surface is equipped with the recess, it remains machined part 2 to place in the recess, many stands 3 of base 1 top fixedly connected with, many stands 3 outside all are equipped with the supporting mechanism who is connected with base 1, supporting mechanism includes two bracing pieces 4 that are fixed in the 3 outer walls of stand, two bracing pieces 4 end all with base 1 upper wall fixed connection and form 150, bracing piece 4 forms the trend of triangle with base 1 and stand 3, the support stability of stand 3 and slide bar 6 has been improved.

All be equipped with slide bar 6 above many stands 3, slide bar 6 passes through adjustment mechanism and is connected with stand 3, adjustment mechanism is including setting up the spout 5 in stand 3, slide bar 6 and spout 5 sliding connection, 3 lateral walls of stand run through there is inserted

bar

18, 6 outer walls of slide bar are equipped with a plurality of slots 7 that correspond with inserted bar 18, when treating the high change of machined part 2, only need to change and the effective locking height that can realize changing diaphragm 11 with inserted bar 18 complex slot 7 to this adapts to the not high treated machined part 2 of co-altitude and locks.

The last end is fixed with roof 8 on slide bar 6, slide bar 6 outer wall sliding connection has sliding sleeve 9, sliding sleeve 9 passes through elastic mechanism and is connected with roof 8, elastic mechanism locates the first spring 10 of slide bar 6 outer wall including the cover, first spring 10 lower extreme and sliding sleeve 9 outer wall fixed connection, first spring 10 upper end and roof 8 diapire elastic connection, possess certain compression space through first spring 10 between sliding sleeve 9 and the roof 8, and compression space still can produce elastic buffer, it possesses certain buffering to utilize diaphragm 11 to push down locking when treating machined part 2, avoid treating that machined part 2 receives the excessive pressure that leads to impaired.

9 outer walls of sliding sleeve are fixed with

diaphragm

11, 11 upper walls of diaphragm are fixed with connecting rod 13, connecting rod 13 is connected with roof 8 through compression mechanism, compression mechanism is including the fixed block 14 that is fixed in the 8 diapalls of roof, be equipped with in the fixed block 14 and be equipped with smooth chamber 15, connecting rod 13 upper end runs through the 14 diapalls of fixed block and extends to in the smooth chamber 15, elastic connection has second spring 17 between connecting rod 13 and the smooth chamber 15 inner wall, second spring 17 provides the effect the same with first spring 10, can satisfy diaphragm 11's equilibrium simultaneously, can not take place the slope and lead to taking place the rupture separation with sliding sleeve 9.

The bottom of the transverse plate 11 is provided with a protection pad 12, the protection pad 12 is made of rubber, the protection pad 12 made of rubber can effectively avoid direct contact between the upper surface of the workpiece 2 to be processed and the bottom wall of the transverse plate 11, and the workpiece 2 to be processed and the transverse plate 11 are indirectly protected.

When the utility model is used, a workpiece 2 is placed in a groove on a base 1, then a slide bar 6 is inserted into a chute 5, the slide bar 6 is pressed down to be deep into the chute 5, a first spring 10 and a second spring 17 are observed, one of a plurality of slots 7 corresponds to a through hole of the outer wall of a stand column 3, then an inserted bar 18 is inserted to ensure that the tail end of the inserted bar corresponds to the slot 7, at the moment, because the first spring 10 and the second spring 17 are in an unfilled state and have a certain compression space, certain elastic buffering can be provided, the surface of the workpiece 2 cannot be damaged due to strong extrusion when the workpiece 2 is pressed and locked by a protection pad 12 at the bottom of the transverse plate 11, the workpiece 2 can be processed, when the height of the workpiece 2 is changed, the effective locking height of the transverse plate 11 can be changed only by changing the slot 7 matched with the inserted bar 18, when the locking state needs to be released after the processing is finished, the top plate 8 is pressed downwards firstly to enable the first spring 10 and the second spring 17 to be compressed a little again, the inserted rod 18 is in a parallel state at the moment and can be naturally and easily drawn out from the slot 7 and the through hole, then the upright post 3 and the sliding rod 6 are not fixed any more and are separated, and the processed workpiece 2 to be processed can be taken out after the separation.

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. A locking device of a high-precision CNC four-axis machining center comprises a base (1), it is characterized in that the surface of the base (1) is provided with a groove, a workpiece (2) to be processed is placed in the groove, a plurality of upright posts (3) are fixedly connected above the base (1), supporting mechanisms connected with the base (1) are arranged outside the upright posts (3), sliding rods (6) are arranged above the upright posts (3), the slide bar (6) is connected with the upright post (3) through an adjusting mechanism, a top plate (8) is fixed at the upper tail end of the slide bar (6), the outer wall of the sliding rod (6) is connected with a sliding sleeve (9) in a sliding way, the sliding sleeve (9) is connected with a top plate (8) through an elastic mechanism, sliding sleeve (9) outer wall is fixed with diaphragm (11), diaphragm (11) upper wall is fixed with connecting rod (13), connecting rod (13) are connected with roof (8) through compression mechanism.

2. A locking device of a CNC four-axis machining center with high precision as claimed in claim 1, characterized in that the supporting mechanism comprises two supporting rods (4) fixed on the outer wall of the upright (3), the ends of the two supporting rods (4) are fixedly connected with the upper wall of the base (1) and form 150 °.

3. The locking device of a high-precision CNC four-axis machining center according to claim 2, characterized in that the adjusting mechanism comprises a sliding groove (5) arranged in the upright post (3), the sliding rod (6) is connected with the sliding groove (5) in a sliding manner, an inserting rod (18) penetrates through the side wall of the upright post (3), and the outer wall of the sliding rod (6) is provided with a plurality of slots (7) corresponding to the inserting rod (18).

4. The locking device of the CNC four-axis machining center of high accuracy according to claim 3, characterized in that the elastic mechanism comprises a first spring (10) sleeved on the outer wall of the sliding rod (6), the lower end of the first spring (10) is fixedly connected with the outer wall of the sliding sleeve (9), and the upper end of the first spring (10) is elastically connected with the bottom wall of the top plate (8).

5. A locking device of a high-precision CNC four-axis machining center according to claim 4, characterized in that the compressing mechanism comprises a fixed block (14) fixed on the bottom wall of the top plate (8), a sliding cavity (15) is arranged in the fixed block (14), the upper end of the connecting rod (13) penetrates through the bottom wall of the fixed block (14) and extends into the sliding cavity (15), and a second spring (17) is elastically connected between the connecting rod (13) and the inner wall of the sliding cavity (15).

6. A locking device of a high precision CNC four-axis machining center according to claim 5, characterized in that the bottom of the cross plate (11) is provided with a protection pad (12), and the protection pad (12) is made of rubber.