CN218017170U

CN218017170U - Part milling clamping tool

Info

Publication number: CN218017170U
Application number: CN202221932432.2U
Authority: CN
Inventors: 兰帅; 薛巧飞
Original assignee: Ningbo Zhenyu Technology Co Ltd
Current assignee: Ningbo Zhenyu Technology Co Ltd
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2022-12-13
Anticipated expiration: 2032-07-22

Abstract

The utility model discloses a part mills clamping frock, the upper surface of workstation is formed with the second locating hole that a plurality of rectangle array set up and a plurality of threaded connection hole that a plurality of rectangle array set up, the clamp plate is located adjacent threaded connection hole and second locating hole top, and the part of the portion top pressure of holding of clamp plate on the workstation, the stand of this clamp plate is positioned in this second locating hole, the bolt that wears to locate on the clamp plate is connected with this threaded connection hole screw thread, the cylinder that wears to locate on the part inserts in another second locating hole; the workbench is fixed on the base through a quick mounting structure. Its simple structure, reduction in production cost, the workstation passes through the piston rod fixed in addition for the workstation is dismantled simple to operate, promotes the workstation and changes efficiency.

Description

Part milling clamping tool

Technical Field

The utility model belongs to the technical field of the frock technique and specifically relates to a part mills clamping frock.

Background

The frock is one kind and carries out the centre gripping back to the part, and the milling machine mills the part to form the screw hole at part upper surface milling, however among the prior art frock clamp generally adopts three-jaw chuck, but three-jaw chuck is expensive, leads to manufacturing cost higher, in addition, adopts bolt (4) fixed to the mode of installing in base (1) of workstation (2) among the prior art, and this fixed mode has the comparatively loaded down with trivial details defect of dismantlement and installation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the not enough clamping frock of milling of a part that designs of above-mentioned technique, its concrete structure as follows.

The utility model relates to a part mills clamping frock, including the base, place the workstation on the base and be located two piece at least clamp plates above the workstation, the upper surface of workstation is formed with the second locating hole that a plurality of rectangle array set up and a plurality of threaded connection hole that a plurality of rectangle array set up, and the clamp plate is located adjacent threaded connection hole and second locating hole top, and the part of the portion top pressure of holding of clamp plate on the workstation, the stand of this clamp plate is positioned in this second locating hole, the bolt that wears to locate on the clamp plate is connected with this threaded connection hole screw thread, the cylinder that wears to locate on the part inserts in another second locating hole; the utility model discloses a fixed mounting workstation, including workstation, be provided with many first locating posts on the workstation, be formed with a plurality of first locating holes that correspond with each first locating post position respectively on the base, first locating post corresponds inserts in the first locating hole, it is provided with the installation cavity to lie in first locating hole side on the base, through the through-hole intercommunication between installation cavity and the first locating hole, the installation cavity is provided with the piston, be fixed with the piston rod on the piston, the through-hole is run through to the one end of piston rod, be formed with first chamber and second chamber through the piston partition in the installation cavity, be formed with the first air duct with first chamber intercommunication on the base, and the second air duct with second chamber intercommunication, be formed with the constant head tank that matches with the piston rod on the first locating post, and the piston rod tip corresponds and inserts in the constant head tank to the fixed mounting workstation.

According to the part milling and clamping tool, the long hole is formed in the pressing plate and arranged along the length direction of the pressing plate, and the bolt penetrates through the long hole.

According to the part milling and clamping tool, the workbench is provided with the protrusions, the base is provided with the recesses, and the protrusions are positioned in the recesses.

According to the part milling and clamping tool, a fixing hole is formed in the outer side end of the pressing plate, and the upper end of the stand column is fixed in the fixing hole in an interference fit mode.

According to the part milling clamping tool, the part milling clamping tool further comprises an air suction pump, an air suction channel communicated with the first positioning hole is formed in the base, and the air suction pump is connected with the air suction channel through a pipeline and an electromagnetic valve.

According to the part milling clamping tool, the part milling clamping tool further comprises an air pump, and the air pump is connected with the first air channel and the second air channel through a pipeline and an electromagnetic valve.

According to the part milling and clamping tool, a sleeve body is formed at the inner port of the through hole.

The utility model discloses a part mills clamping frock, its simple structure, reduction in production cost, the workstation passes through the piston rod fixed in addition for simple to operate is dismantled to the workstation, promotes the workstation and changes efficiency.

Drawings

FIG. 1 is a schematic view of the overall structure;

FIG. 2 is a schematic view of a table structure;

FIG. 3 is a schematic view of the structure of the combination of the worktable and the parts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 those skilled in the art all belong to the protection scope of the present invention.

Example (b):

as shown in fig. 1 to 3, a part milling and clamping tool described in this embodiment includes a base 1, a table 2 placed on the base 1, and at least two pressing plates 3 located above the table 2, where the upper surface of the table 2 is formed with a plurality of second positioning holes 21 arranged in a rectangular array and a plurality of threaded connection holes 22 arranged in a rectangular array, the pressing plates 3 are located above the adjacent threaded connection holes 22 and the second positioning holes 21, a pressing portion of the pressing plate 3 is pressed against a part 5 on the table 2, a column 33 of the pressing plate 3 is located in the second positioning hole 21, a bolt 4 penetrating through the pressing plate 3 is in threaded connection with the threaded connection hole 22, and a cylinder 51 penetrating through the part 5 is inserted into another second positioning hole 21; wherein, base 1, workstation 2 and clamp plate 3 are the sheet metal steel to after processing a screw hole of accomplishing on part 5, need add man-hour to another position on part 5, can remove the position of part and clamp plate 3 and carry out the reposition fixed part, the outside end of clamp plate 3 is formed with fixed orifices 32, and the upper end interference fit of stand 33 is fixed in fixed orifices 32.

A plurality of first positioning columns 24 are arranged on the workbench 2, a plurality of first positioning holes 11 corresponding to the positions of the first positioning columns 24 are formed in the base 1 respectively, the first positioning columns 24 are inserted into the first positioning holes 11 correspondingly, a mounting cavity 25 is arranged on the base 1 beside the first positioning holes 11, the mounting cavity 25 consists of a mounting hole 251 and an end cover 252 fixed at the port of the mounting hole 251, the mounting cavity 25 is communicated with the first positioning holes 11 through a through hole, a piston 26 is arranged in the mounting cavity 25, a piston rod 27 is fixed on the piston 26, one end of the piston rod 27 penetrates through the through hole, the other end of the piston rod 27 penetrates through an end cover 252, a first cavity and a second cavity are formed in the mounting cavity 25 through a piston separation mode, a first air channel 28 communicated with the first cavity and a second air channel 29 communicated with the second cavity are formed on the base 1, a positioning groove 241 matched with the piston rod 27 is formed on the first positioning column 24, and the end of the piston rod 27 is inserted into the positioning groove 241 correspondingly to fixedly install the workbench 2; the air suction pump mainly sucks air into the first positioning hole 11, so that negative pressure is generated in the first positioning hole 11, the first positioning column 24 is stably positioned, the piston rod 27 is conveniently inserted into the positioning groove 241 correspondingly, the piston is made of rubber, and the piston rod 27 is a metal rod; the air pump mainly transports air in the first chamber or the second chamber after the solenoid valve is switched on so as to achieve the telescopic action of the piston rod 27, and maintains the pressure in the first chamber or the second chamber after the solenoid valve is switched off so as to enable the piston rod 27 to keep the extending state or the retracting state.

Preferably, the pressure plate 3 is formed with an elongated hole 31, and the elongated hole 31 is arranged along the length direction of the pressure plate 3, the bolt 4 is arranged in the elongated hole 31 in a penetrating manner, and the arrangement of the elongated hole 31 enables the bolt 4 to be adjusted in position according to actual conditions.

Preferably, the worktable 2 is formed with a protrusion 23, the base 1 is formed with a recess 20, and the protrusion 23 is positioned in the recess 20, and the structure is configured to position the base 1 and the worktable 2 so as to facilitate the insertion of the piston rod 27 into the positioning groove 241.

Preferably, a sleeve 34 is formed at the inner port of the through hole, which limits the piston.

The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, fall within the protection scope of the present invention.

Claims

1. A part milling and clamping tool is characterized by comprising a base (1), a workbench (2) placed on the base (1) and at least two pressing plates (3) positioned above the workbench (2), wherein a plurality of second positioning holes (21) arranged in a rectangular array and a plurality of threaded connecting holes (22) arranged in a rectangular array are formed in the upper surface of the workbench (2), the pressing plates (3) are positioned above the adjacent threaded connecting holes (22) and the second positioning holes (21), pressing parts of the pressing plates (3) are pressed on parts on the workbench (2), stand columns (33) of the pressing plates (3) are positioned in the second positioning holes (21), bolts (4) penetrating through the pressing plates (3) are in threaded connection with the threaded connecting holes (22), and a cylinder (51) penetrating through a part is inserted into the other second positioning hole (21);

be provided with many first locating posts (24) on workstation (2), be formed with a plurality of first locating holes (11) that correspond with each first locating post (24) position respectively on base (1), first locating post (24) correspond inserts in first locating hole (11), it is provided with installation cavity (25) to lie in first locating hole (11) side on base (1), through the through-hole intercommunication between installation cavity (25) and first locating hole (11), installation cavity (25) are provided with the piston, be fixed with piston rod (27) on the piston, the through-hole is run through to the one end of piston rod (27), be formed with first chamber and second chamber through the piston partition in installation cavity (25), be formed with first air passage (28) with first chamber intercommunication on base (1), and second air passage (29) with second chamber intercommunication, be formed with locating slot (241) that match with piston rod (27) on first locating post (24), and piston rod (27) tip corresponds inserts in inserting workstation (241), with fixed mounting workstation (2).

2. The part milling clamping tool according to claim 1, wherein the pressure plate (3) is provided with an elongated hole (31), the elongated hole (31) is arranged along the length direction of the pressure plate (3), and the bolt (4) penetrates through the elongated hole (31).

3. The part milling clamping tool according to claim 2, characterized in that a protrusion (23) is formed on the workbench (2), a recess (20) is formed on the base (1), and the protrusion (23) is positioned in the recess (20).

4. The part milling and clamping tool according to claim 3, wherein a fixing hole (32) is formed in the outer side end of the pressure plate (3), and the upper end of the upright column (33) is fixed in the fixing hole (32) in an interference fit manner.

5. The part milling clamping tool according to any one of claims 1 to 4, further comprising a suction pump, wherein a suction channel (30) communicated with the first positioning hole (11) is further formed in the base (1), and the suction pump is connected with the suction channel (30) through a pipeline and an electromagnetic valve.

6. The part milling clamping tool according to claim 5, further comprising an air pump, wherein the air pump is connected with the first air passage (28) and the second air passage (29) through a pipeline and an electromagnetic valve.

7. The part milling clamping tool according to claim 1, wherein a sleeve (34) is formed at an inner port of the through hole.