CN213729559U

CN213729559U - Milling machine fixture capable of being rapidly assembled and disassembled for mold machining

Info

Publication number: CN213729559U
Application number: CN202022616601.9U
Authority: CN
Inventors: 王峰云
Original assignee: Fuzhou Lifu Mould Manufacturing Co ltd
Current assignee: Fuzhou Lifu Mould Manufacturing Co ltd
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-07-20
Anticipated expiration: 2030-11-12

Abstract

A milling machine fixture capable of being rapidly assembled and disassembled for mold processing relates to a fixture, in particular to a milling machine fixture, which comprises a stand column, a workbench, oil cylinders, a fixed plate, guide rails, a clamp body and a hydraulic power unit, wherein the workbench is arranged on the stand column, the workbench is provided with two guide rails, the left side of the workbench is provided with two oil cylinders, the right side of the workbench is provided with one oil cylinder, the front end of the oil cylinder is arranged on the fixed plate, the fixed plate is connected with the clamp body through bolts, the slide block under the fixed plate drives the fixed plate and the clamp body to move on the guide rail when the oil cylinder works, the device is suitable for workpieces with different shapes by utilizing the shape of the double curved surface at one side of the clamp, meanwhile, the oil cylinders are respectively used for controlling, so that the device can adapt to workpieces with different sizes, the clamping force of the device is stable and adjustable by using the characteristics of hydraulic pressure, and the clamp has the characteristics of strong adaptability, convenience in operation, wide application range and the like.

Description

Milling machine fixture capable of being rapidly assembled and disassembled for mold machining

Technical Field

The utility model relates to a milling machine fixture technical field, concretely relates to but mould processing is with fast loading and unloading milling machine fixture.

Background

Utilize the milling machine to carry out machined surface, recess and various curved surfaces, gear etc. to the mould, in milling machine working process, the mould of processing is immovable, at this moment needs a work piece holder, will treat the instrument of processing and stabilize the centre gripping, and the anchor clamps on the current market often can not fine adaptation various heterotypic curved surface's work piece, have the clamping-force simultaneously and keep inaccurate shortcoming, cause the too big or undersize of clamping-force easily, all produce certain influence to the processing of mould.

Chinese patent publication No. CN 209717095U, the utility model discloses a "a milling machine fast loading and unloading anchor clamps" chinese patent, it includes workstation, landing leg, fixed block, cylinder, guide pillar, fixed plate, splint, screw rod, crank, slot, inserted block, utilize the cylinder to fix work piece one side at a side splint, the other side is through hand crank, drive the splint through the screw rod and remove, thereby from both sides clip the work piece, the problem of stably the centre gripping work piece on the workstation has been solved to the invention, but there is the application range less anyhow, to the work of some special antarafacial shapes, can not be fine the centre gripping of work piece, adjust the clamping-force with manual simultaneously, make to have human error to the clamping-force.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect and not enough, provide a but mould processing is with fast loading and unloading milling machine fixture, utilize clamp face one side to adopt the drive of double-cylinder to carry the work piece, have convenient operation, the pressure release setting on the usable pressure pipeline avoids damaging the work piece because of pressing from both sides the power too big at the in-process that presss from both sides, has the adjustable characteristics of clamp power, the curve design of one side clamp face simultaneously, the suitable work piece that has different surface shapes, the device suitability is strong.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the hydraulic clamping device comprises a left upright post 1-1, a right upright post 1-2, a workbench 2-1, a first oil cylinder fixing frame 3-1, a second oil cylinder fixing frame 3-2, a third oil cylinder fixing frame 3-3, a first oil cylinder 4-1, a second oil cylinder 4-2, a third oil cylinder 4-3, a first stop dog 5-1, a second stop dog 5-2, a third stop dog 5-3, a fourth stop dog 5-4, a first fixing plate component 6-1, a second fixing plate component 6-2, a third fixing plate component 6-3, a first clamp component 7-1, a second clamp component 7-2, a third clamp component 7-3, a first guide rail 8-1, a second guide rail 8-2 and a hydraulic power unit 9-1, wherein the left upright post 1-1 is arranged below the workbench 2-1, the right lower part of the workbench 2-1 is provided with a right upright post 1-2, a first guide rail 8-1 is embedded at the lower side of the surface of the workbench 2-1, a second guide rail 8-2 is embedded at the upper side of the surface of the workbench 2-1, the first guide rail 8-1 and the second guide rail 8-2 are arranged in bilateral symmetry with the central line of the workbench 2-1, the first guide rail 8-1 and the second guide rail 8-2 are rectangular grooves, the length of the first guide rail 8-1 and the second guide rail 8-2 is two thirds of the length of the workbench 2-1, a first block 5-1 is arranged right above the left side of the first guide rail 8-1, a second block 5-2 is arranged right above the left side of the second guide rail 8-2, and a third block 5-3 is arranged right above the right side of the first guide rail 8-1, the fourth block 5-4 is arranged right above the right side of the second guide rail 8-2, the first block 5-1, the second block 5-2, the third block 5-3 and the fourth block 5-4 are cuboid, the first oil cylinder 4-1 is arranged on the left side of the first guide rail 8-1, the first fixed plate component 6-1 is arranged at the front end of the right side of the first oil cylinder 4-1, the first clamp component 7-1 is arranged on the right side of the first fixed plate component 6-1, the first clamp component 7-1 is connected with the first fixed plate component 6-1 through bolts, the first oil cylinder fixed frame 3-1 is arranged on the left side of the first oil cylinder 4-1, the first oil cylinder 4-1 is connected with the workbench 2-1 through the first oil cylinder fixed frame 3-1, the second oil cylinder 4-2 is arranged on the left side of the second guide rail 8-2, a second fixed plate component 6-2 is arranged at the front end of the right side of a second oil cylinder 4-2, a second clamp body component 7-2 is arranged at the right side of the second fixed plate component 6-2, the second clamp body component 7-2 is connected with the second fixed plate component 6-2 through bolts, a second oil cylinder fixing frame 3-2 is arranged at the left side of the second oil cylinder 4-2, the second oil cylinder 4-2 is connected with a workbench 2-1 through a second oil cylinder fixing frame 3-2, a third oil cylinder 4-3 is arranged between a first guide rail 8-1 and a second guide rail 8-2, a third fixed plate component 6-3 is arranged at the front end of the left side of the third oil cylinder 4-3, a third clamp body component 7-3 is arranged at the left side of the third fixed plate component 6-3, and the third clamp body component 7-3 is connected with the third fixed plate component 6-3 through bolts, a third oil cylinder fixing frame 3-3 is arranged at the right side of the third oil cylinder 4-3, the third oil cylinder 4-3 is connected with a workbench 2-1 through the third oil cylinder fixing frame 3-3, the first clamp assembly 7-1 and the second clamp assembly 7-2 are in a cylindrical shape, the third clamp assembly 7-3 is in a cuboid shape, the central lines of the first oil cylinder 4-1, the first fixing plate assembly 6-1 and the first clamp assembly 7-1 are superposed with the central line of the first guide rail 8-1, the central lines of the second oil cylinder 4-2, the second fixing plate assembly 6-2 and the second clamp assembly 7-2 are superposed with the central line of the second guide rail 8-2, and the central lines of the third oil cylinder 4-3, the third fixing plate assembly 6-3 and the third clamp assembly 7-3 are superposed with the central line of the workbench 2-1 The hydraulic power unit 9-1 is arranged on the right side of the left upright post 1-1, and the first oil cylinder fixing frame 3-1, the second oil cylinder fixing frame 3-2, the third oil cylinder fixing frame 3-3, the first oil cylinder 4-1, the second oil cylinder 4-2, the third oil cylinder 4-3, the first stop dog 5-1, the second stop dog 5-2, the third stop dog 5-3, the fourth stop dog 5-4, the first fixing plate assembly 6-1, the second fixing plate assembly 6-2, the third fixing plate assembly 6-3, the first clamp assembly 7-1, the second clamp assembly 7-2, the third clamp assembly 7-3, the first guide rail 8-1 and the second guide rail 8-2 are arranged on the workbench 2-1.

The first fixing plate assembly 6-1 comprises a first fixing plate 6-11, a first fixing plate round hole 6-12 and a first fixing plate sliding block 6-13, the first fixing plate sliding block 6-13 is welded below the first fixing plate 6-11, the center line of the first fixing plate 6-11 is overlapped with the center line of the first fixing plate sliding block 6-13, and the first fixing plate 6-11 is provided with the first fixing plate round hole 6-12.

The second fixing plate assembly 6-2 comprises a second fixing plate 6-21, a second fixing plate round hole 6-22 and a second fixing plate sliding block 6-23, the second fixing plate sliding block 6-23 is welded below the second fixing plate 6-21, the center line of the second fixing plate 6-21 is overlapped with the center line of the second fixing plate sliding block 6-23, and the second fixing plate 6-21 is provided with a second fixing plate round hole 6-22.

The third fixed plate assembly 6-3 comprises a third fixed plate 6-31, third fixed plate round holes 6-32 and third fixed plate sliding blocks 6-33, the third fixed plate sliding blocks 6-33 are welded below the third fixed plate 6-31, the center lines of the third fixed plate 6-31 and the third fixed plate sliding blocks 6-33 are overlapped, and the third fixed plate 6-31 is provided with the third fixed plate round holes 6-32.

The first clamp body assembly 7-1 comprises a first clamp body 7-11 and a first clamp body cushion layer 7-12, the first clamp body 7-11 is cylindrical, and the first clamp body cushion layer 7-12 is arranged on the outer surface of the first clamp body 7-11.

The second clamp body assembly 7-2 comprises a second clamp body 7-21 and a second clamp body cushion layer 7-22, the second clamp body 7-21 is cylindrical, and the second clamp body cushion layer 7-22 is arranged on the outer surface of the second clamp body 7-21.

The third clamp body assembly 7-3 comprises a third clamp body 7-31 and a third clamp body cushion layer 7-32, the first clamp body 7-11 is cuboid, and the third clamp body cushion layer 7-32 is arranged on the left side surface of the third clamp body 7-31.

The utility model discloses a theory of operation: a workpiece to be processed is placed on a workbench 2-1, the actual placement position of the workpiece is adjusted according to the size and shape of the workpiece, when the workpiece is placed, a first oil cylinder 4-1, a second oil cylinder 4-2 and a third oil cylinder 4-3 are all in a retraction state, then the hydraulic oil cylinders are started, the first oil cylinder 4-1 and the second oil cylinder 4-2 are pushed to the right side along a guide rail to respectively drive a first fixed plate component 6-1 and a second fixed plate component 6-2 to move to the right side along the guide rail, the first fixed plate component 6-1 and the second fixed plate component 6-2 respectively drive a first clamp component 7-1 and a second clamp component 7-2 to move to the right side along the guide rail, and meanwhile, the third oil cylinder 4-3 is pushed to the left side to drive a third fixed plate component 6-3 to move to the left side along the guide rail, the third fixing plate assembly 6-3 drives the third clamp assembly 7-3 to move towards the left side along the guide rail, so that the workpiece is gradually clamped among the first clamp assembly 7-1, the second clamp assembly 7-2 and the third clamp assembly 7-3, and the workpiece is clamped by pressure generated by hydraulic pressure.

After the technical scheme is adopted, the utility model discloses beneficial effect does: the workpiece is clamped by utilizing the double-hydraulic pressure on one side of the clamping face, the clamping device has the characteristics of convenience in operation and adjustable pressure, the workpiece is prevented from being damaged due to overlarge clamping force in the clamping process by utilizing the pressure relief arrangement on a pressure pipeline, the curve design of the clamping face is more suitable for workpieces with different surface shapes, and meanwhile, the device is driven by the double oil cylinders, is suitable for workpieces with different sizes and shapes, and is high in applicability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a schematic structural view of the first fixed plate assembly 6-1.

Fig. 4 is a schematic structural view of the second fixed plate assembly 6-2.

Fig. 5 is a schematic view of the structure of the third fixed plate assembly 6-3.

Description of reference numerals: 1-1 part of left upright post, 1-2 parts of right upright post, 2-1 part of workbench, 3-1 part of first oil cylinder fixing frame, 3-2 part of second oil cylinder fixing frame, 3-3 part of third oil cylinder fixing frame, 4-1 part of first oil cylinder, 4-2 part of second oil cylinder, 4-3 part of third oil cylinder, 5-1 part of first stop dog, 5-2 part of second stop dog, 5-3 part of third stop dog, 5-4 part of fourth stop dog, 6-1 part of first fixing plate component, 6-11 part of first fixing plate, 6-12 part of first fixing plate circular hole, 6-13 part of first fixing plate sliding block, 6-2 part of second fixing plate component, 6-21 part of second fixing plate circular hole, 6-22 part of second fixing plate sliding block, 6-23 part of third fixing plate component, 6-31 part of third fixing plate, 6-23 part of second fixing plate sliding block, 6-3 part of third fixing plate, The clamp comprises, by weight, 6-32 parts of a third fixing plate circular hole, 6-33 parts of a third fixing plate sliding block, 7-1 parts of a first clamp body assembly, 7-11 parts of a first clamp body, 7-12 parts of a first clamp body cushion layer, 7-2 parts of a second clamp body assembly, 7-21 parts of a second clamp body assembly, 7-22 parts of a second clamp body cushion layer, 7-3 parts of a third clamp body assembly, 7-31 parts of a third clamp body cushion layer, 7-32 parts of a third clamp body assembly, 8-1 parts of a first guide rail, 8-2 parts of a second guide rail and 9-1 parts of a hydraulic power unit.

Detailed Description

Referring to fig. 1 to 5, the technical solution adopted by the present embodiment is: the hydraulic clamping device comprises a left upright post 1-1, a right upright post 1-2, a workbench 2-1, a first oil cylinder fixing frame 3-1, a second oil cylinder fixing frame 3-2, a third oil cylinder fixing frame 3-3, a first oil cylinder 4-1, a second oil cylinder 4-2, a third oil cylinder 4-3, a first stop dog 5-1, a second stop dog 5-2, a third stop dog 5-3, a fourth stop dog 5-4, a first fixing plate component 6-1, a second fixing plate component 6-2, a third fixing plate component 6-3, a first clamp component 7-1, a second clamp component 7-2, a third clamp component 7-3, a first guide rail 8-1, a second guide rail 8-2 and a hydraulic power unit 9-1, wherein the left upright post 1-1 is arranged below the workbench 2-1, the right lower part of the workbench 2-1 is provided with a right upright post 1-2, a first guide rail 8-1 is embedded at the lower side of the surface of the workbench 2-1, a second guide rail 8-2 is embedded at the upper side of the surface of the workbench 2-1, the first guide rail 8-1 and the second guide rail 8-2 are arranged in bilateral symmetry with the central line of the workbench 2-1, the first guide rail 8-1 and the second guide rail 8-2 are rectangular grooves, the length of the first guide rail 8-1 and the second guide rail 8-2 is two thirds of the length of the workbench 2-1, a first block 5-1 is arranged right above the left side of the first guide rail 8-1, a second block 5-2 is arranged right above the left side of the second guide rail 8-2, and a third block 5-3 is arranged right above the right side of the first guide rail 8-1, the fourth block 5-4 is arranged right above the right side of the second guide rail 8-2, the first block 5-1, the second block 5-2, the third block 5-3 and the fourth block 5-4 are cuboid, the first oil cylinder 4-1 is arranged on the left side of the first guide rail 8-1, the first fixed plate component 6-1 is arranged at the front end of the right side of the first oil cylinder 4-1, the first clamp component 7-1 is arranged on the right side of the first fixed plate component 6-1, the first clamp component 7-1 is connected with the first fixed plate component 6-1 through bolts, the first oil cylinder fixed frame 3-1 is arranged on the left side of the first oil cylinder 4-1, the first oil cylinder 4-1 is connected with the workbench 2-1 through the first oil cylinder fixed frame 3-1, the second oil cylinder 4-2 is arranged on the left side of the second guide rail 8-2, a second fixed plate component 6-2 is arranged at the front end of the right side of a second oil cylinder 4-2, a second clamp body component 7-2 is arranged at the right side of the second fixed plate component 6-2, the second clamp body component 7-2 is connected with the second fixed plate component 6-2 through bolts, a second oil cylinder fixing frame 3-2 is arranged at the left side of the second oil cylinder 4-2, the second oil cylinder 4-2 is connected with a workbench 2-1 through a second oil cylinder fixing frame 3-2, a third oil cylinder 4-3 is arranged between a first guide rail 8-1 and a second guide rail 8-2, a third fixed plate component 6-3 is arranged at the front end of the left side of the third oil cylinder 4-3, a third clamp body component 7-3 is arranged at the left side of the third fixed plate component 6-3, and the third clamp body component 7-3 is connected with the third fixed plate component 6-3 through bolts, a third oil cylinder fixing frame 3-3 is arranged at the right side of the third oil cylinder 4-3, the third oil cylinder 4-3 is connected with a workbench 2-1 through the third oil cylinder fixing frame 3-3, the first clamp assembly 7-1 and the second clamp assembly 7-2 are in a cylindrical shape, the third clamp assembly 7-3 is in a cuboid shape, the central lines of the first oil cylinder 4-1, the first fixing plate assembly 6-1 and the first clamp assembly 7-1 are superposed with the central line of the first guide rail 8-1, the central lines of the second oil cylinder 4-2, the second fixing plate assembly 6-2 and the second clamp assembly 7-2 are superposed with the central line of the second guide rail 8-2, and the central lines of the third oil cylinder 4-3, the third fixing plate assembly 6-3 and the third clamp assembly 7-3 are superposed with the central line of the workbench 2-1 The hydraulic power unit 9-1 is arranged on the right side of the left upright post 1-1, and the first oil cylinder fixing frame 3-1, the second oil cylinder fixing frame 3-2, the third oil cylinder fixing frame 3-3, the first oil cylinder 4-1, the second oil cylinder 4-2, the third oil cylinder 4-3, the first stop dog 5-1, the second stop dog 5-2, the third stop dog 5-3, the fourth stop dog 5-4, the first fixing plate assembly 6-1, the second fixing plate assembly 6-2, the third fixing plate assembly 6-3, the first clamp assembly 7-1, the second clamp assembly 7-2, the third clamp assembly 7-3, the first guide rail 8-1 and the second guide rail 8-2 are arranged on the workbench 2-1.

The first fixing plate assembly 6-1 comprises a first fixing plate 6-11, first fixing plate round holes 6-12 and first fixing plate sliding blocks 6-13, the first fixing plate sliding blocks 6-13 are welded below the first fixing plate 6-11, the center lines of the first fixing plate 6-11 and the first fixing plate sliding blocks 6-13 are overlapped, the first fixing plate round holes 6-12 are formed in the first fixing plate 6-11, the round holes are distributed in a left-right mode relative to the axis of the center line, the sliding blocks are T-shaped and are placed in guide rail grooves.

The second fixed plate component 6-2 has the same structure as the first fixed plate component 6-1.

The third fixing plate assembly 6-3 comprises a third fixing plate 6-31, third fixing plate round holes 6-32 and third fixing plate sliding blocks 6-33, the third fixing plate sliding blocks 6-33 are welded below the third fixing plate 6-31, the center lines of the third fixing plate 6-31 and the third fixing plate sliding blocks 6-33 are overlapped, the third fixing plate 6-31 is provided with the third fixing plate round holes 6-32, and the two round holes are distributed on the left and right of the axis of the center line. The slider is double-T-shaped and is placed in the guide rail groove.

The first clamp body assembly 7-1 comprises a first clamp body 7-11 and a first clamp body cushion layer 7-12, the first clamp body 7-11 is cylindrical, and the first clamp body cushion layer 7-12 is arranged on the outer surface of the first clamp body 7-11. The body is made of high-strength rigid material, and the cushion layer is made of material with certain strength and flexibility.

The second clamp body assembly 7-2 has the same mechanism as the first clamp body assembly 7-1.

When the tool is used, the hydraulic power unit 9-1 is started firstly, the first oil cylinder 4-1, the second oil cylinder 4-2 and the third oil cylinder 4-3 are driven by hydraulic pressure to run positively, a tool to be machined is placed on the workbench 2-1, then the actual placement position of a workpiece is adjusted according to the size and the shape of the workpiece, when the workpiece is placed, the first oil cylinder 4-1, the second oil cylinder 4-2 and the third oil cylinder 4-3 are all in a retraction state, after the workpiece is placed, the hydraulic oil cylinder is started, the first fixing plate assembly 6-1 and the second fixing plate assembly 6-2 are respectively driven to move towards the right side along the guide rail by utilizing the propulsion of the first oil cylinder 4-1 and the second oil cylinder 4-2 along the guide rail, and the first clamp assembly 7-1 and the second clamp assembly 7-2 are respectively driven to move towards the right side along the guide rail by the first fixing plate assembly 6-1 and the second fixing plate assembly 6-2 The workpiece is gradually clamped among the first clamp assembly 7-1, the second clamp assembly 7-2 and the third clamp assembly 7-3, the parts of the first clamp assembly 7-1, the second clamp assembly 7-2 and the third clamp assembly 7-3, which are contacted with the workpiece, are provided with gaskets with certain strength and flexibility to prevent clamping damage to the tool, meanwhile, the arc-shaped contact surfaces of the first clamp body assembly 7-1 and the second clamp body assembly 7-2 are utilized to adapt to various tools with different surfaces, when the size and shape of the tool are small, the workpiece can be clamped by only driving the first oil cylinder 4-1 or the second oil cylinder 4-2.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a but mould processing is with fast loading and unloading milling machine fixture which characterized in that: the hydraulic oil cylinder comprises a left upright post (1-1), a right upright post (1-2), a workbench (2-1), a first oil cylinder fixing frame (3-1), a second oil cylinder fixing frame (3-2), a third oil cylinder fixing frame (3-3), a first oil cylinder (4-1), a second oil cylinder (4-2), a third oil cylinder (4-3), a first stop block (5-1), a second stop block (5-2), a third stop block (5-3), a fourth stop block (5-4), a first fixed plate component (6-1), a second fixed plate component (6-2), a third fixed plate component (6-3), a first clamp component (7-1), a second clamp component (7-2), a third clamp component (7-3), a first guide rail (8-1), A second guide rail (8-2) and a hydraulic power unit (9-1), wherein a left upright post (1-1) is arranged at the lower left of the workbench (2-1), a right upright post (1-2) is arranged at the lower right of the workbench (2-1), the first guide rail (8-1) is embedded at the lower surface of the workbench (2-1), the second guide rail (8-2) is embedded at the upper surface of the workbench (2-1), the first guide rail (8-1) and the second guide rail (8-2) are arranged in bilateral symmetry with the central line of the workbench (2-1), the first guide rail (8-1) and the second guide rail (8-2) are rectangular grooves, the first stop block (5-1) is arranged right above the left of the first guide rail (8-1), the second stop block (5-2) is arranged right above the left of the second guide rail (8-2), a third block (5-3) is arranged right above the right side of the first guide rail (8-1), a fourth block (5-4) is arranged right above the right side of the second guide rail (8-2), the first block (5-1), the second block (5-2), the third block (5-3) and the fourth block (5-4) are cuboid, a first oil cylinder (4-1) is arranged on the left side of the first guide rail (8-1), a first fixed plate component (6-1) is arranged at the front end of the right side of the first oil cylinder (4-1), a first clamp component (7-1) is arranged on the right side of the first fixed plate component (6-1), the first clamp component (7-1) is connected with the first fixed plate component (6-1) through bolts, a first oil cylinder fixing frame (3-1) is arranged on the left side of the first oil cylinder (4-1), the first oil cylinder (4-1) is connected with the workbench (2-1) through a first oil cylinder fixing frame (3-1), the second oil cylinder (4-2) is arranged on the left side of a second guide rail (8-2), a second fixing plate component (6-2) is arranged at the front end of the right side of the second oil cylinder (4-2), a second clamp component (7-2) is arranged on the right side of the second fixing plate component (6-2), the second clamp component (7-2) is connected with the second fixing plate component (6-2) through bolts, the second oil cylinder fixing frame (3-2) is arranged on the left side of the second oil cylinder (4-2), the second oil cylinder (4-2) is connected with the workbench (2-1) through a second oil cylinder fixing frame (3-2), a third oil cylinder (4-3) is arranged between the first guide rail (8-1) and the second guide rail (8-2), a third fixed plate component (6-3) is arranged at the front end of the left side of a third oil cylinder (4-3), a third clamp component (7-3) is arranged at the left side of the third fixed plate component (6-3), the third clamp component (7-3) is connected with the third fixed plate component (6-3) through bolts, a third oil cylinder fixing frame (3-3) is arranged at the right side of the third oil cylinder (4-3), the third oil cylinder (4-3) is connected with a workbench (2-1) through the third oil cylinder fixing frame (3-3), the first clamp component (7-1) and the second clamp component (7-2) are cylindrical, the third clamp component (7-3) is rectangular, and the center lines of the first oil cylinder (4-1), the first fixed plate component (6-1) and the first clamp component (7-1) and a first guide rail (8) The center lines of the first oil cylinder (4-2), the second fixing plate assembly (6-2) and the second clamp assembly (7-2) are overlapped with the center line of the second guide rail (8-2), the center lines of the third oil cylinder (4-3), the third fixing plate assembly (6-3) and the third clamp assembly (7-3) are overlapped with the center line of the workbench (2-1), the hydraulic power unit (9-1) is arranged on the right side of the left upright post (1-1), the first oil cylinder fixing frame (3-1), the second oil cylinder fixing frame (3-2), the third oil cylinder fixing frame (3-3), the first oil cylinder (4-1), the second oil cylinder (4-2), the third oil cylinder (4-3), the first stop block (5-1), The second stop block (5-2), the third stop block (5-3), the fourth stop block (5-4), the first fixed plate component (6-1), the second fixed plate component (6-2), the third fixed plate component (6-3), the first clamp body component (7-1), the second clamp body component (7-2), the third clamp body component (7-3), the first guide rail (8-1) and the second guide rail (8-2) are arranged on the workbench (2-1).

2. The rapidly detachable milling jig for mold processing according to claim 1, wherein: the first fixing plate assembly (6-1) comprises a first fixing plate (6-11), a first fixing plate round hole (6-12) and a first fixing plate sliding block (6-13), the first fixing plate sliding block (6-13) is welded below the first fixing plate (6-11), the center line of the first fixing plate (6-11) is overlapped with the center line of the first fixing plate sliding block (6-13), and the first fixing plate round hole (6-12) is formed in the first fixing plate (6-11).

3. The rapidly detachable milling jig for mold processing according to claim 1, wherein: the second fixing plate assembly (6-2) comprises a second fixing plate (6-21), second fixing plate round holes (6-22) and second fixing plate sliding blocks (6-23), the second fixing plate sliding blocks (6-23) are welded below the second fixing plate (6-21), the center line of the second fixing plate (6-21) is overlapped with the center line of the second fixing plate sliding blocks (6-23), and the second fixing plate round holes (6-22) are formed in the second fixing plate (6-21).

4. The rapidly detachable milling jig for mold processing according to claim 1, wherein: the third fixing plate assembly (6-3) comprises a third fixing plate (6-31), third fixing plate round holes (6-32) and third fixing plate sliding blocks (6-33), the third fixing plate sliding blocks (6-33) are welded below the third fixing plate (6-31), the center lines of the third fixing plate (6-31) and the third fixing plate sliding blocks (6-33) are overlapped, and the third fixing plate round holes (6-32) are formed in the third fixing plate (6-31).

5. The rapidly detachable milling jig for mold processing according to claim 1, wherein: the first clamp body assembly (7-1) comprises a first clamp body (7-11) and a first clamp body cushion layer (7-12), the first clamp body (7-11) is cylindrical, and the first clamp body cushion layer (7-12) is arranged on the outer surface of the first clamp body (7-11).

6. The rapidly detachable milling jig for mold processing according to claim 1, wherein: the second clamp body assembly (7-2) comprises a second clamp body (7-21) and a second clamp body cushion layer (7-22), the second clamp body (7-21) is cylindrical, and the second clamp body cushion layer (7-22) is arranged on the outer surface of the second clamp body (7-21).

7. The rapidly detachable milling jig for mold processing according to claim 1, wherein: the third clamp body assembly (7-3) comprises a third clamp body (7-31) and a third clamp body cushion layer (7-32), the first clamp body (7-11) is cuboid, and the third clamp body cushion layer (7-32) is arranged on the left side surface of the third clamp body (7-31).