CN212735129U

CN212735129U - Part machining fixing device for machining center

Info

Publication number: CN212735129U
Application number: CN202020874769.7U
Authority: CN
Inventors: 陈毅锋; 陈志江; 潘广联
Original assignee: Foshan Nanhai Zhiyuan Machinery Co ltd
Current assignee: Foshan Nanhai Zhiyuan Machinery Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-03-19
Anticipated expiration: 2030-05-22

Abstract

The utility model discloses a parts machining fixing device for machining center, including processing the casing, the diapire fixed mounting of processing casing has the pneumatic cylinder, the flexible fixedly connected with pulling rod of pneumatic cylinder, the left and right inner wall fixedly connected with limiting plate of processing casing, the limiting plate is equipped with the through-hole, the upper end of pulling rod slides and runs through-hole fixedly connected with connecting block, the left and right wall of connecting block articulates there is the connecting rod, the other end of connecting rod articulates there is the tight pole of clamp, be equipped with on the roof and press from both sides tight through-hole. The utility model discloses, the extrusion wheel can drive the drive pole rotation in spacing, through first gear, second gear and drive gear engagement to press from both sides tight arm and press from both sides the lower part tightly under the drive, press from both sides two positions simultaneously and press from both sides tightly, can press from both sides tightly firm inadequately, lead to at the in-process of processing, lead to having the error.

Description

Part machining fixing device for machining center

Technical Field

The utility model relates to a part field especially relates to a parts machining fixing device for machining center.

Background

Machining is a process of changing the outer dimensions or properties of a workpiece by a mechanical device, and is classified into cutting and pressing according to differences in machining modes, and machining centers are widely used in the production processes of various mechanical devices as integrated and efficient mechanical devices. But the horizontal machining center's that uses anchor clamps at present can't the centre gripping part that the volume is great, thickness is higher to centre gripping complex operation, the suitability is lower, need change suitable anchor clamps when changing the part and add and hold, influences machining efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a part processing fixing device for a machining center.

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

a part machining fixing device for a machining center comprises a machining shell, wherein a hydraulic cylinder is fixedly installed on the bottom wall of the machining shell, a pulling rod is fixedly connected to the telescopic end of the hydraulic cylinder, limiting plates are fixedly connected to the left and right inner walls of the machining shell, a through hole is formed in each limiting plate, a connecting block is fixedly connected to the upper end of each pulling rod in a sliding penetrating mode through each through hole, a connecting rod is hinged to the left and right walls of each connecting block, a clamping rod is fixedly connected to the other end of each connecting rod, a clamping through hole is formed in a top plate, a clamping arm is fixedly connected to the other end of each clamping rod in a sliding penetrating mode through each clamping through hole, two driving rods are rotatably installed on the inner rear wall of the machining shell, an extrusion wheel is sleeved on the outer wall of each driving rod, the outer wall of each, the interior back wall of processing casing is equipped with down clamping mechanism, the outer wall of connecting rod is equipped with the recess, slidable mounting has the gag lever post in the recess, the other end and the drive rod of gag lever post are articulated.

Preferably, clamping mechanism includes that two rotate and install the dwang of back wall in the processing casing, two the other end difference adapter sleeve of dwang is equipped with first gear and second gear, is located left drive gear, first gear, second gear and the drive gear that is located the right side from left to right mesh in proper order, the clamping bar under the lateral wall fixedly connected with of dwang, the other end fixedly connected with of clamping bar presss from both sides the end down.

Preferably, the two squeezing wheels and the two connecting rods correspond in position.

Preferably, the size of the through hole of the limiting plate is larger than the diameter of the pull rod, and the through hole is smaller than the diameter of the connecting block.

Preferably, the driving gear is located at the front side of the extrusion wheel.

Preferably, the width of the clamping through hole of the top plate is matched with the diameters of the clamping arm and the lower clamping rod.

The utility model has the advantages that:

1, the utility model discloses a pneumatic cylinder drives the pulling pole, the pulling pole drives the connecting rod and moves down, under the limiting displacement of extrusion wheel, it is close to each other to drive the connecting rod, thereby it presss from both sides tightly to drive the clamping bar, the extrusion wheel can drive the drive pole rotation in spacing, through first gear, second gear and drive gear engagement, thereby it is close to each other to drive two lower clamping bars, thereby it presss from both sides the lower part tightly to drive the lower part, press from both sides two positions simultaneously tightly, can press from both sides tightly firmly inadequately, lead to at the in-process of processing, lead to the error, and can the part of centre gripping equidimension not, and the practicality is high.

Drawings

Fig. 1 is a schematic structural diagram of a part processing fixing device for a machining center according to the present invention.

Fig. 2 is a schematic structural diagram of a top surface of a top plate of a part processing fixing device for a machining center according to the present invention.

Fig. 3 is an enlarged schematic structural diagram of a part processing fixing device for a machining center according to the present invention.

Reference numbers in the figures: the device comprises a processing shell 1, a top plate 2, a hydraulic cylinder 3, a clamping through hole 4, a pulling rod 5, a rotating rod 6, a first gear 7, a second gear 8, a driving rod 9, a driving gear 10, an extrusion wheel 11, a connecting rod 12, a clamping rod 13, a clamping arm 14, a lower clamping rod 15, a lower clamping arm 16, a groove 17 and a limiting 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.

Referring to fig. 1-3, a part processing fixing device for a processing center comprises a processing shell 1, a hydraulic cylinder 3 is fixedly installed on the bottom wall of the processing shell 1, a pulling rod 5 is fixedly connected to the telescopic end of the hydraulic cylinder 3, a limiting plate is fixedly connected to the left and right inner walls of the processing shell 1, the limiting plate is provided with a through hole, a connecting block is fixedly connected to the upper end of the pulling rod 5 through the through hole in a sliding manner, a connecting rod 12 is hinged to the left and right walls of the connecting block, a clamping rod 13 is fixedly connected to the other end of the connecting rod 12, a clamping through hole is formed in a top plate 2, a clamping arm 14 is fixedly connected to the other end of the clamping rod 13 through the clamping through hole in a sliding manner, two driving rods 9 are rotatably installed on the inner rear wall of the processing shell 1, a squeezing wheel 11 is sleeved on the outer wall of, the interior back wall of processing casing 1 is equipped with down clamping mechanism, the outer wall of connecting rod 12 is equipped with recess 17, slidable mounting has gag lever post 18 in the recess 17, the other end and the drive bar 9 of gag lever post 18 are articulated, lower clamping mechanism includes that two rotate to install in the dwang 6 of processing casing 1 back wall, the other end difference fixed connection cover of two dwang 6 is equipped with first gear 7 and second gear 8, lie in left drive gear 10, first gear 7, second gear 8 and lie in the right side drive gear 10 from left to right and mesh in proper order, the lateral wall fixedly connected with of dwang 6 presss from both sides tight pole 15 down, the other end fixedly connected with of lower clamp pole 15 presss from both sides tight arm 16 down, two extrusion wheels 11 correspond with the position of two connecting rods 12, the size of the through-hole of limiting plate is greater than the diameter of pulling pole 5, the through-hole is less than the diameter of connecting block, drive, the width of the clamping through hole of the top plate 2 is matched with the diameters of the clamping arm 14 and the lower clamping rod 15.

The working principle is as follows: the utility model discloses, when using, pneumatic cylinder 3 will be opened, the flexible end of pneumatic cylinder 3 drives pulling rod 4, pulling rod 4 drives connecting rod 12 and moves down, under the limiting displacement of extrusion wheel 11, it is close to each other to drive connecting rod 12, slide in the recess 17 that drives gag lever post 18 when connecting rod 12 removes, thereby carry on spacingly to connecting rod 12 and extrusion wheel 11, thereby it presss from both sides tightly to drive clamping bar 13, extrusion wheel 11 can drive pole 9 in spacingly and rotate, through first gear 7, second gear 8 and drive gear 10 meshing, thereby it is close to each other to drive clamping bar 15 under two, thereby it presss from both sides tightly the lower part to drive clamping arm 16 down.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element 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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

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. The utility model provides a parts machining fixing device for machining center, includes processing casing (1), its characterized in that, the diapire fixed mounting of processing casing (1) has pneumatic cylinder (3), the flexible end connection of pneumatic cylinder (3) pulls pole (5), the left and right inner wall fixedly connected with limiting plate of processing casing (1), the limiting plate is equipped with the through-hole, the upper end slip through-hole fixedly connected with connecting block of pulling pole (5), the left and right wall of connecting block articulates there is connecting rod (12), the other end fixedly connected with clamping bar (13) of connecting rod (12), be equipped with on roof (2) and press from both sides tight through-hole (4), the other end slip through clamping through-hole (4) fixedly connected with clamping arm (14) of clamping bar (13), the interior back wall of processing casing (1) rotates and installs two drive poles (9), the outer wall cover of drive pole (9) is equipped with extrusion wheel (11), the outer wall of extrusion wheel (11) contacts with the outer wall of the connecting rod (12) that corresponds respectively, the other end fixedly connected with of drive pole (9) drives gear (10), the interior back wall of processing casing (1) is equipped with down clamping mechanism, the outer wall of connecting rod (12) is equipped with recess (17), slidable mounting has gag lever post (18) in recess (17), the other end and the drive pole (9) of gag lever post (18) are articulated.

2. The part machining fixing device for the machining center according to claim 1, characterized in that the lower clamping mechanism comprises two rotating rods (6) rotatably installed on the inner rear wall of the machining shell (1), two of the other ends of the rotating rods (6) are respectively and fixedly connected with a first gear (7) and a second gear (8) in a sleeved mode, the driving gear (10), the first gear (7), the second gear (8) on the left side and the driving gear (10) on the right side are sequentially meshed from left to right, a lower clamping rod (15) is fixedly connected to the side wall of the rotating rod (6), and a lower clamping arm (16) is fixedly connected to the other end of the lower clamping rod (15).

3. A fixing device for machining of parts for machining centers according to claim 1, characterized in that the two pressing wheels (11) and the two connecting rods (12) correspond in position.

4. The parts machining fixing device for the machining center according to claim 1, characterized in that the size of the through hole of the limiting plate is larger than the diameter of the pulling rod (5), and the through hole is smaller than the diameter of the connecting block.

5. The machining fixture for machining centers as claimed in claim 1, characterized in that the entraining gear (10) is located at the front side of the extrusion wheel (11).

6. A fixing device for machining parts in machining centers according to claim 2, characterized in that the width of the clamping through hole (4) of the top plate (2) is adapted to the diameter of the clamping arm (14) and the lower clamping bar (15).